diff options
author | 2017-01-20 17:43:08 +0530 | |
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committer | 2017-01-20 17:43:08 +0530 | |
commit | f0b211f269df2b0bb10d5552d14aeb8991a750ed (patch) | |
tree | 1bd6ccf7503f8dad0785e03ce52937a55ae9555b /openo-portal/portal-common/src/main/webapp/common/thirdparty/avalon/avalon.js | |
parent | 68036a69f0dd0dad6b6a715d9850997d21f82940 (diff) |
GUI Code refactor
GUI Code refactor for the sun release code.
Issue-Id : CLIENT-11
Change-Id: I771cc25ff3c8ff7a4e939ce7baef7dd94a67974b
Signed-off-by: seshukm <seshu.kumar.m@huawei.com>
Diffstat (limited to 'openo-portal/portal-common/src/main/webapp/common/thirdparty/avalon/avalon.js')
-rw-r--r-- | openo-portal/portal-common/src/main/webapp/common/thirdparty/avalon/avalon.js | 11636 |
1 files changed, 5818 insertions, 5818 deletions
diff --git a/openo-portal/portal-common/src/main/webapp/common/thirdparty/avalon/avalon.js b/openo-portal/portal-common/src/main/webapp/common/thirdparty/avalon/avalon.js index a22bb7de..786ed3c0 100644 --- a/openo-portal/portal-common/src/main/webapp/common/thirdparty/avalon/avalon.js +++ b/openo-portal/portal-common/src/main/webapp/common/thirdparty/avalon/avalon.js @@ -1,5819 +1,5819 @@ -/*================================================== - Copyright (c) 2013-2015 司徒正美 and other contributors - http://www.cnblogs.com/rubylouvre/ - https://github.com/RubyLouvre - http://weibo.com/jslouvre/ - - Released under the MIT license - avalon.js 1.45 built in 2015.7.17 - support IE6+ and other browsers - ==================================================*/ -(function(global, factory) { - - if (typeof module === "object" && typeof module.exports === "object") { - // For CommonJS and CommonJS-like environments where a proper `window` - // is present, execute the factory and get avalon. - // For environments that do not have a `window` with a `document` - // (such as Node.js), expose a factory as module.exports. - // This accentuates the need for the creation of a real `window`. - // e.g. var avalon = require("avalon")(window); - module.exports = global.document ? factory(global, true) : function(w) { - if (!w.document) { - throw new Error("Avalon requires a window with a document") - } - return factory(w) - } - } else { - factory(global) - } - -// Pass this if window is not defined yet -}(typeof window !== "undefined" ? window : this, function(window, noGlobal){ - -/********************************************************************* - * 全局变量及方法 * - **********************************************************************/ -var expose = new Date() - 0 -//http://stackoverflow.com/questions/7290086/javascript-use-strict-and-nicks-find-global-function -var DOC = window.document -var head = DOC.getElementsByTagName("head")[0] //HEAD元素 -var ifGroup = head.insertBefore(document.createElement("avalon"), head.firstChild) //避免IE6 base标签BUG -ifGroup.innerHTML = "X<style id='avalonStyle'>.avalonHide{ display: none!important }</style>" -ifGroup.setAttribute("ms-skip", "1") -ifGroup.className = "avalonHide" -var rnative = /\[native code\]/ //判定是否原生函数 -function log() { - if (window.console && avalon.config.debug) { - // http://stackoverflow.com/questions/8785624/how-to-safely-wrap-console-log - Function.apply.call(console.log, console, arguments) - } -} - - -var subscribers = "$" + expose -var otherRequire = window.require -var otherDefine = window.define -var innerRequire -var stopRepeatAssign = false -var rword = /[^, ]+/g //切割字符串为一个个小块,以空格或豆号分开它们,结合replace实现字符串的forEach -var rcomplexType = /^(?:object|array)$/ -var rsvg = /^\[object SVG\w*Element\]$/ -var rwindow = /^\[object (?:Window|DOMWindow|global)\]$/ -var oproto = Object.prototype -var ohasOwn = oproto.hasOwnProperty -var serialize = oproto.toString -var ap = Array.prototype -var aslice = ap.slice -var Registry = {} //将函数曝光到此对象上,方便访问器收集依赖 -var W3C = window.dispatchEvent -var root = DOC.documentElement -var avalonFragment = DOC.createDocumentFragment() -var cinerator = DOC.createElement("div") -var class2type = {} -"Boolean Number String Function Array Date RegExp Object Error".replace(rword, function (name) { - class2type["[object " + name + "]"] = name.toLowerCase() -}) - - -function noop() { -} - - -function oneObject(array, val) { - if (typeof array === "string") { - array = array.match(rword) || [] - } - var result = {}, - value = val !== void 0 ? val : 1 - for (var i = 0, n = array.length; i < n; i++) { - result[array[i]] = value - } - return result -} - -//生成UUID http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript -var generateID = function (prefix) { - prefix = prefix || "avalon" - return String(Math.random() + Math.random()).replace(/\d\.\d{4}/, prefix) -} -function IE() { - if (window.VBArray) { - var mode = document.documentMode - return mode ? mode : window.XMLHttpRequest ? 7 : 6 - } else { - return NaN - } -} -var IEVersion = IE() - -avalon = function (el) { //创建jQuery式的无new 实例化结构 - return new avalon.init(el) -} - -avalon.profile = function () { - if (window.console && avalon.config.profile) { - Function.apply.call(console.log, console, arguments) - } -} - -/*视浏览器情况采用最快的异步回调*/ -avalon.nextTick = new function () {// jshint ignore:line - var tickImmediate = window.setImmediate - var tickObserver = window.MutationObserver - var tickPost = W3C && window.postMessage - if (tickImmediate) { - return tickImmediate.bind(window) - } - - var queue = [] - function callback() { - var n = queue.length - for (var i = 0; i < n; i++) { - queue[i]() - } - queue = queue.slice(n) - } - - if (tickObserver) { - var node = document.createTextNode("avalon") - new tickObserver(callback).observe(node, {characterData: true})// jshint ignore:line - return function (fn) { - queue.push(fn) - node.data = Math.random() - } - } - - if (tickPost) { - window.addEventListener("message", function (e) { - var source = e.source - if ((source === window || source === null) && e.data === "process-tick") { - e.stopPropagation() - callback() - } - }) - - return function (fn) { - queue.push(fn) - window.postMessage('process-tick', '*') - } - } - - return function (fn) { - setTimeout(fn, 0) - } -}// jshint ignore:line -/********************************************************************* - * avalon的静态方法定义区 * - **********************************************************************/ -avalon.init = function (el) { - this[0] = this.element = el -} -avalon.fn = avalon.prototype = avalon.init.prototype - -avalon.type = function (obj) { //取得目标的类型 - if (obj == null) { - return String(obj) - } - // 早期的webkit内核浏览器实现了已废弃的ecma262v4标准,可以将正则字面量当作函数使用,因此typeof在判定正则时会返回function - return typeof obj === "object" || typeof obj === "function" ? - class2type[serialize.call(obj)] || "object" : - typeof obj -} - -var isFunction = typeof alert === "object" ? function (fn) { - try { - return /^\s*\bfunction\b/.test(fn + "") - } catch (e) { - return false - } -} : function (fn) { - return serialize.call(fn) === "[object Function]" -} -avalon.isFunction = isFunction - -avalon.isWindow = function (obj) { - if (!obj) - return false - // 利用IE678 window == document为true,document == window竟然为false的神奇特性 - // 标准浏览器及IE9,IE10等使用 正则检测 - return obj == obj.document && obj.document != obj //jshint ignore:line -} - -function isWindow(obj) { - return rwindow.test(serialize.call(obj)) -} -if (isWindow(window)) { - avalon.isWindow = isWindow -} -var enu -for (enu in avalon({})) { - break -} -var enumerateBUG = enu !== "0" //IE6下为true, 其他为false -/*判定是否是一个朴素的javascript对象(Object),不是DOM对象,不是BOM对象,不是自定义类的实例*/ -avalon.isPlainObject = function (obj, key) { - if (!obj || avalon.type(obj) !== "object" || obj.nodeType || avalon.isWindow(obj)) { - return false; - } - try { //IE内置对象没有constructor - if (obj.constructor && !ohasOwn.call(obj, "constructor") && !ohasOwn.call(obj.constructor.prototype, "isPrototypeOf")) { - return false; - } - } catch (e) { //IE8 9会在这里抛错 - return false; - } - if (enumerateBUG) { - for (key in obj) { - return ohasOwn.call(obj, key) - } - } - for (key in obj) { - } - return key === void 0 || ohasOwn.call(obj, key) -} -if (rnative.test(Object.getPrototypeOf)) { - avalon.isPlainObject = function (obj) { - // 简单的 typeof obj === "object"检测,会致使用isPlainObject(window)在opera下通不过 - return serialize.call(obj) === "[object Object]" && Object.getPrototypeOf(obj) === oproto - } -} -//与jQuery.extend方法,可用于浅拷贝,深拷贝 -avalon.mix = avalon.fn.mix = function () { - var options, name, src, copy, copyIsArray, clone, - target = arguments[0] || {}, - i = 1, - length = arguments.length, - deep = false - - // 如果第一个参数为布尔,判定是否深拷贝 - if (typeof target === "boolean") { - deep = target - target = arguments[1] || {} - i++ - } - - //确保接受方为一个复杂的数据类型 - if (typeof target !== "object" && !isFunction(target)) { - target = {} - } - - //如果只有一个参数,那么新成员添加于mix所在的对象上 - if (i === length) { - target = this - i-- - } - - for (; i < length; i++) { - //只处理非空参数 - if ((options = arguments[i]) != null) { - for (name in options) { - src = target[name] - try { - copy = options[name] //当options为VBS对象时报错 - } catch (e) { - continue - } - - // 防止环引用 - if (target === copy) { - continue - } - if (deep && copy && (avalon.isPlainObject(copy) || (copyIsArray = Array.isArray(copy)))) { - - if (copyIsArray) { - copyIsArray = false - clone = src && Array.isArray(src) ? src : [] - - } else { - clone = src && avalon.isPlainObject(src) ? src : {} - } - - target[name] = avalon.mix(deep, clone, copy) - } else if (copy !== void 0) { - target[name] = copy - } - } - } - } - return target -} - -function _number(a, len) { //用于模拟slice, splice的效果 - a = Math.floor(a) || 0 - return a < 0 ? Math.max(len + a, 0) : Math.min(a, len); -} -avalon.mix({ - rword: rword, - subscribers: subscribers, - version: 1.45, - ui: {}, - log: log, - slice: W3C ? function (nodes, start, end) { - return aslice.call(nodes, start, end) - } : function (nodes, start, end) { - var ret = [] - var len = nodes.length - if (end === void 0) - end = len - if (typeof end === "number" && isFinite(end)) { - start = _number(start, len) - end = _number(end, len) - for (var i = start; i < end; ++i) { - ret[i - start] = nodes[i] - } - } - return ret - }, - noop: noop, - /*如果不用Error对象封装一下,str在控制台下可能会乱码*/ - error: function (str, e) { - throw (e || Error)(str) - }, - /*将一个以空格或逗号隔开的字符串或数组,转换成一个键值都为1的对象*/ - oneObject: oneObject, - /* avalon.range(10) - => [0, 1, 2, 3, 4, 5, 6, 7, 8, 9] - avalon.range(1, 11) - => [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] - avalon.range(0, 30, 5) - => [0, 5, 10, 15, 20, 25] - avalon.range(0, -10, -1) - => [0, -1, -2, -3, -4, -5, -6, -7, -8, -9] - avalon.range(0) - => []*/ - range: function (start, end, step) { // 用于生成整数数组 - step || (step = 1) - if (end == null) { - end = start || 0 - start = 0 - } - var index = -1, - length = Math.max(0, Math.ceil((end - start) / step)), - result = new Array(length) - while (++index < length) { - result[index] = start - start += step - } - return result - }, - eventHooks: [], - /*绑定事件*/ - bind: function(el, type, fn, phase) { - var hooks = avalon.eventHooks - var hook = hooks[type] - if (typeof hook === "object") { - type = hook.type - if (hook.deel) { - fn = hook.deel(el, type, fn, phase) - } - } - var callback = W3C ? fn : function(e) { - fn.call(el, fixEvent(e)); - } - if (W3C) { - el.addEventListener(type, callback, !!phase) - } else { - el.attachEvent("on" + type, callback) - } - return callback - }, - /*卸载事件*/ - unbind: function(el, type, fn, phase) { - var hooks = avalon.eventHooks - var hook = hooks[type] - var callback = fn || noop - if (typeof hook === "object") { - type = hook.type - if (hook.deel) { - fn = hook.deel(el, type, fn, false) - } - } - if (W3C) { - el.removeEventListener(type, callback, !!phase) - } else { - el.detachEvent("on" + type, callback) - } - }, - /*读写删除元素节点的样式*/ - css: function (node, name, value) { - if (node instanceof avalon) { - node = node[0] - } - var prop = /[_-]/.test(name) ? camelize(name) : name, fn - name = avalon.cssName(prop) || prop - if (value === void 0 || typeof value === "boolean") { //获取样式 - fn = cssHooks[prop + ":get"] || cssHooks["@:get"] - if (name === "background") { - name = "backgroundColor" - } - var val = fn(node, name) - return value === true ? parseFloat(val) || 0 : val - } else if (value === "") { //请除样式 - node.style[name] = "" - } else { //设置样式 - if (value == null || value !== value) { - return - } - if (isFinite(value) && !avalon.cssNumber[prop]) { - value += "px" - } - fn = cssHooks[prop + ":set"] || cssHooks["@:set"] - fn(node, name, value) - } - }, - /*遍历数组与对象,回调的第一个参数为索引或键名,第二个或元素或键值*/ - each: function (obj, fn) { - if (obj) { //排除null, undefined - var i = 0 - if (isArrayLike(obj)) { - for (var n = obj.length; i < n; i++) { - if (fn(i, obj[i]) === false) - break - } - } else { - for (i in obj) { - if (obj.hasOwnProperty(i) && fn(i, obj[i]) === false) { - break - } - } - } - } - }, - //收集元素的data-{{prefix}}-*属性,并转换为对象 - getWidgetData: function (elem, prefix) { - var raw = avalon(elem).data() - var result = {} - for (var i in raw) { - if (i.indexOf(prefix) === 0) { - result[i.replace(prefix, "").replace(/\w/, function (a) { - return a.toLowerCase() - })] = raw[i] - } - } - return result - }, - Array: { - /*只有当前数组不存在此元素时只添加它*/ - ensure: function (target, item) { - if (target.indexOf(item) === -1) { - return target.push(item) - } - }, - /*移除数组中指定位置的元素,返回布尔表示成功与否*/ - removeAt: function (target, index) { - return !!target.splice(index, 1).length - }, - /*移除数组中第一个匹配传参的那个元素,返回布尔表示成功与否*/ - remove: function (target, item) { - var index = target.indexOf(item) - if (~index) - return avalon.Array.removeAt(target, index) - return false - } - } -}) - -var bindingHandlers = avalon.bindingHandlers = {} -var bindingExecutors = avalon.bindingExecutors = {} - -/*判定是否类数组,如节点集合,纯数组,arguments与拥有非负整数的length属性的纯JS对象*/ -function isArrayLike(obj) { - if (!obj) - return false - var n = obj.length - if (n === (n >>> 0)) { //检测length属性是否为非负整数 - var type = serialize.call(obj).slice(8, -1) - if (/(?:regexp|string|function|window|global)$/i.test(type)) - return false - if (type === "Array") - return true - try { - if ({}.propertyIsEnumerable.call(obj, "length") === false) { //如果是原生对象 - return /^\s?function/.test(obj.item || obj.callee) - } - return true - } catch (e) { //IE的NodeList直接抛错 - return !obj.window //IE6-8 window - } - } - return false -} - - -// https://github.com/rsms/js-lru -var Cache = new function() {// jshint ignore:line - function LRU(maxLength) { - this.size = 0 - this.limit = maxLength - this.head = this.tail = void 0 - this._keymap = {} - } - - var p = LRU.prototype - - p.put = function(key, value) { - var entry = { - key: key, - value: value - } - this._keymap[key] = entry - if (this.tail) { - this.tail.newer = entry - entry.older = this.tail - } else { - this.head = entry - } - this.tail = entry - if (this.size === this.limit) { - this.shift() - } else { - this.size++ - } - return value - } - - p.shift = function() { - var entry = this.head - if (entry) { - this.head = this.head.newer - this.head.older = - entry.newer = - entry.older = - this._keymap[entry.key] = void 0 - } - } - p.get = function(key) { - var entry = this._keymap[key] - if (entry === void 0) - return - if (entry === this.tail) { - return entry.value - } - // HEAD--------------TAIL - // <.older .newer> - // <--- add direction -- - // A B C <D> E - if (entry.newer) { - if (entry === this.head) { - this.head = entry.newer - } - entry.newer.older = entry.older // C <-- E. - } - if (entry.older) { - entry.older.newer = entry.newer // C. --> E - } - entry.newer = void 0 // D --x - entry.older = this.tail // D. --> E - if (this.tail) { - this.tail.newer = entry // E. <-- D - } - this.tail = entry - return entry.value - } - return LRU -}// jshint ignore:line - -/********************************************************************* - * javascript 底层补丁 * - **********************************************************************/ -if (!"司徒正美".trim) { - var rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g - String.prototype.trim = function () { - return this.replace(rtrim, "") - } -} -var hasDontEnumBug = !({ - 'toString': null -}).propertyIsEnumerable('toString'), - hasProtoEnumBug = (function () { - }).propertyIsEnumerable('prototype'), - dontEnums = [ - "toString", - "toLocaleString", - "valueOf", - "hasOwnProperty", - "isPrototypeOf", - "propertyIsEnumerable", - "constructor" - ], - dontEnumsLength = dontEnums.length; -if (!Object.keys) { - Object.keys = function (object) { //ecma262v5 15.2.3.14 - var theKeys = [] - var skipProto = hasProtoEnumBug && typeof object === "function" - if (typeof object === "string" || (object && object.callee)) { - for (var i = 0; i < object.length; ++i) { - theKeys.push(String(i)) - } - } else { - for (var name in object) { - if (!(skipProto && name === "prototype") && ohasOwn.call(object, name)) { - theKeys.push(String(name)) - } - } - } - - if (hasDontEnumBug) { - var ctor = object.constructor, - skipConstructor = ctor && ctor.prototype === object - for (var j = 0; j < dontEnumsLength; j++) { - var dontEnum = dontEnums[j] - if (!(skipConstructor && dontEnum === "constructor") && ohasOwn.call(object, dontEnum)) { - theKeys.push(dontEnum) - } - } - } - return theKeys - } -} -if (!Array.isArray) { - Array.isArray = function (a) { - return serialize.call(a) === "[object Array]" - } -} - -if (!noop.bind) { - Function.prototype.bind = function (scope) { - if (arguments.length < 2 && scope === void 0) - return this - var fn = this, - argv = arguments - return function () { - var args = [], - i - for (i = 1; i < argv.length; i++) - args.push(argv[i]) - for (i = 0; i < arguments.length; i++) - args.push(arguments[i]) - return fn.apply(scope, args) - } - } -} - -function iterator(vars, body, ret) { - var fun = 'for(var ' + vars + 'i=0,n = this.length; i < n; i++){' + body.replace('_', '((i in this) && fn.call(scope,this[i],i,this))') + '}' + ret - /* jshint ignore:start */ - return Function("fn,scope", fun) - /* jshint ignore:end */ -} -if (!rnative.test([].map)) { - avalon.mix(ap, { - //定位操作,返回数组中第一个等于给定参数的元素的索引值。 - indexOf: function (item, index) { - var n = this.length, - i = ~~index - if (i < 0) - i += n - for (; i < n; i++) - if (this[i] === item) - return i - return -1 - }, - //定位操作,同上,不过是从后遍历。 - lastIndexOf: function (item, index) { - var n = this.length, - i = index == null ? n - 1 : index - if (i < 0) - i = Math.max(0, n + i) - for (; i >= 0; i--) - if (this[i] === item) - return i - return -1 - }, - //迭代操作,将数组的元素挨个儿传入一个函数中执行。Prototype.js的对应名字为each。 - forEach: iterator("", '_', ""), - //迭代类 在数组中的每个项上运行一个函数,如果此函数的值为真,则此元素作为新数组的元素收集起来,并返回新数组 - filter: iterator('r=[],j=0,', 'if(_)r[j++]=this[i]', 'return r'), - //收集操作,将数组的元素挨个儿传入一个函数中执行,然后把它们的返回值组成一个新数组返回。Prototype.js的对应名字为collect。 - map: iterator('r=[],', 'r[i]=_', 'return r'), - //只要数组中有一个元素满足条件(放进给定函数返回true),那么它就返回true。Prototype.js的对应名字为any。 - some: iterator("", 'if(_)return true', 'return false'), - //只有数组中的元素都满足条件(放进给定函数返回true),它才返回true。Prototype.js的对应名字为all。 - every: iterator("", 'if(!_)return false', 'return true') - }) -} -/********************************************************************* - * DOM 底层补丁 * - **********************************************************************/ - -function fixContains(root, el) { - try { //IE6-8,游离于DOM树外的文本节点,访问parentNode有时会抛错 - while ((el = el.parentNode)) - if (el === root) - return true - return false - } catch (e) { - return false - } -} -avalon.contains = fixContains -//IE6-11的文档对象没有contains -if (!DOC.contains) { - DOC.contains = function (b) { - return fixContains(DOC, b) - } -} - -function outerHTML() { - return new XMLSerializer().serializeToString(this) -} - -if (window.SVGElement) { - //safari5+是把contains方法放在Element.prototype上而不是Node.prototype - if (!DOC.createTextNode("x").contains) { - Node.prototype.contains = function (arg) {//IE6-8没有Node对象 - return !!(this.compareDocumentPosition(arg) & 16) - } - } - var svgns = "http://www.w3.org/2000/svg" - var svg = DOC.createElementNS(svgns, "svg") - svg.innerHTML = '<circle cx="50" cy="50" r="40" fill="red" />' - if (!rsvg.test(svg.firstChild)) { // #409 - function enumerateNode(node, targetNode) {// jshint ignore:line - if (node && node.childNodes) { - var nodes = node.childNodes - for (var i = 0, el; el = nodes[i++]; ) { - if (el.tagName) { - var svg = DOC.createElementNS(svgns, - el.tagName.toLowerCase()) - ap.forEach.call(el.attributes, function (attr) { - svg.setAttribute(attr.name, attr.value) //复制属性 - })// jshint ignore:line - // 递归处理子节点 - enumerateNode(el, svg) - targetNode.appendChild(svg) - } - } - } - } - Object.defineProperties(SVGElement.prototype, { - "outerHTML": {//IE9-11,firefox不支持SVG元素的innerHTML,outerHTML属性 - enumerable: true, - configurable: true, - get: outerHTML, - set: function (html) { - var tagName = this.tagName.toLowerCase(), - par = this.parentNode, - frag = avalon.parseHTML(html) - // 操作的svg,直接插入 - if (tagName === "svg") { - par.insertBefore(frag, this) - // svg节点的子节点类似 - } else { - var newFrag = DOC.createDocumentFragment() - enumerateNode(frag, newFrag) - par.insertBefore(newFrag, this) - } - par.removeChild(this) - } - }, - "innerHTML": { - enumerable: true, - configurable: true, - get: function () { - var s = this.outerHTML - var ropen = new RegExp("<" + this.nodeName + '\\b(?:(["\'])[^"]*?(\\1)|[^>])*>', "i") - var rclose = new RegExp("<\/" + this.nodeName + ">$", "i") - return s.replace(ropen, "").replace(rclose, "") - }, - set: function (html) { - if (avalon.clearHTML) { - avalon.clearHTML(this) - var frag = avalon.parseHTML(html) - enumerateNode(frag, this) - } - } - } - }) - } -} -if (!root.outerHTML && window.HTMLElement) { //firefox 到11时才有outerHTML - HTMLElement.prototype.__defineGetter__("outerHTML", outerHTML); -} - - -//============================= event binding ======================= -var rmouseEvent = /^(?:mouse|contextmenu|drag)|click/ -function fixEvent(event) { - var ret = {} - for (var i in event) { - ret[i] = event[i] - } - var target = ret.target = event.srcElement - if (event.type.indexOf("key") === 0) { - ret.which = event.charCode != null ? event.charCode : event.keyCode - } else if (rmouseEvent.test(event.type)) { - var doc = target.ownerDocument || DOC - var box = doc.compatMode === "BackCompat" ? doc.body : doc.documentElement - ret.pageX = event.clientX + (box.scrollLeft >> 0) - (box.clientLeft >> 0) - ret.pageY = event.clientY + (box.scrollTop >> 0) - (box.clientTop >> 0) - ret.wheelDeltaY = ret.wheelDelta - ret.wheelDeltaX = 0 - } - ret.timeStamp = new Date() - 0 - ret.originalEvent = event - ret.preventDefault = function () { //阻止默认行为 - event.returnValue = false - } - ret.stopPropagation = function () { //阻止事件在DOM树中的传播 - event.cancelBubble = true - } - return ret -} - -var eventHooks = avalon.eventHooks -//针对firefox, chrome修正mouseenter, mouseleave -if (!("onmouseenter" in root)) { - avalon.each({ - mouseenter: "mouseover", - mouseleave: "mouseout" - }, function (origType, fixType) { - eventHooks[origType] = { - type: fixType, - deel: function (elem, _, fn) { - return function (e) { - var t = e.relatedTarget - if (!t || (t !== elem && !(elem.compareDocumentPosition(t) & 16))) { - delete e.type - e.type = origType - return fn.call(elem, e) - } - } - } - } - }) -} -//针对IE9+, w3c修正animationend -avalon.each({ - AnimationEvent: "animationend", - WebKitAnimationEvent: "webkitAnimationEnd" -}, function (construct, fixType) { - if (window[construct] && !eventHooks.animationend) { - eventHooks.animationend = { - type: fixType - } - } -}) -//针对IE6-8修正input -if (!("oninput" in DOC.createElement("input"))) { - eventHooks.input = { - type: "propertychange", - deel: function (elem, _, fn) { - return function (e) { - if (e.propertyName === "value") { - e.type = "input" - return fn.call(elem, e) - } - } - } - } -} -if (DOC.onmousewheel === void 0) { - /* IE6-11 chrome mousewheel wheelDetla 下 -120 上 120 - firefox DOMMouseScroll detail 下3 上-3 - firefox wheel detlaY 下3 上-3 - IE9-11 wheel deltaY 下40 上-40 - chrome wheel deltaY 下100 上-100 */ - var fixWheelType = DOC.onwheel !== void 0 ? "wheel" : "DOMMouseScroll" - var fixWheelDelta = fixWheelType === "wheel" ? "deltaY" : "detail" - eventHooks.mousewheel = { - type: fixWheelType, - deel: function (elem, _, fn) { - return function (e) { - e.wheelDeltaY = e.wheelDelta = e[fixWheelDelta] > 0 ? -120 : 120 - e.wheelDeltaX = 0 - if (Object.defineProperty) { - Object.defineProperty(e, "type", { - value: "mousewheel" - }) - } - fn.call(elem, e) - } - } - } -} - - - -/********************************************************************* - * 配置系统 * - **********************************************************************/ - -function kernel(settings) { - for (var p in settings) { - if (!ohasOwn.call(settings, p)) - continue - var val = settings[p] - if (typeof kernel.plugins[p] === "function") { - kernel.plugins[p](val) - } else if (typeof kernel[p] === "object") { - avalon.mix(kernel[p], val) - } else { - kernel[p] = val - } - } - return this -} -var openTag, closeTag, rexpr, rexprg, rbind, rregexp = /[-.*+?^${}()|[\]\/\\]/g - -function escapeRegExp(target) { - //http://stevenlevithan.com/regex/xregexp/ - //将字符串安全格式化为正则表达式的源码 - return (target + "").replace(rregexp, "\\$&") -} - -var plugins = { - loader: function (builtin) { - var flag = innerRequire && builtin - window.require = flag ? innerRequire : otherRequire - window.define = flag ? innerRequire.define : otherDefine - }, - interpolate: function (array) { - openTag = array[0] - closeTag = array[1] - if (openTag === closeTag) { - throw new SyntaxError("openTag!==closeTag") - var test = openTag + "test" + closeTag - cinerator.innerHTML = test - if (cinerator.innerHTML !== test && cinerator.innerHTML.indexOf("<") > -1) { - throw new SyntaxError("此定界符不合法") - } - cinerator.innerHTML = "" - } - var o = escapeRegExp(openTag), - c = escapeRegExp(closeTag) - rexpr = new RegExp(o + "(.*?)" + c) - rexprg = new RegExp(o + "(.*?)" + c, "g") - rbind = new RegExp(o + ".*?" + c + "|\\sms-") - } -} - -kernel.debug = true -kernel.plugins = plugins -kernel.plugins['interpolate'](["{{", "}}"]) -kernel.paths = {} -kernel.shim = {} -kernel.maxRepeatSize = 100 -avalon.config = kernel -var ravalon = /(\w+)\[(avalonctrl)="(\S+)"\]/ -var findNodes = DOC.querySelectorAll ? function(str) { - return DOC.querySelectorAll(str) -} : function(str) { - var match = str.match(ravalon) - var all = DOC.getElementsByTagName(match[1]) - var nodes = [] - for (var i = 0, el; el = all[i++]; ) { - if (el.getAttribute(match[2]) === match[3]) { - nodes.push(el) - } - } - return nodes -} -/********************************************************************* - * 事件总线 * - **********************************************************************/ -var EventBus = { - $watch: function (type, callback) { - if (typeof callback === "function") { - var callbacks = this.$events[type] - if (callbacks) { - callbacks.push(callback) - } else { - this.$events[type] = [callback] - } - } else { //重新开始监听此VM的第一重简单属性的变动 - this.$events = this.$watch.backup - } - return this - }, - $unwatch: function (type, callback) { - var n = arguments.length - if (n === 0) { //让此VM的所有$watch回调无效化 - this.$watch.backup = this.$events - this.$events = {} - } else if (n === 1) { - this.$events[type] = [] - } else { - var callbacks = this.$events[type] || [] - var i = callbacks.length - while (~--i < 0) { - if (callbacks[i] === callback) { - return callbacks.splice(i, 1) - } - } - } - return this - }, - $fire: function (type) { - var special, i, v, callback - if (/^(\w+)!(\S+)$/.test(type)) { - special = RegExp.$1 - type = RegExp.$2 - } - var events = this.$events - if (!events) - return - var args = aslice.call(arguments, 1) - var detail = [type].concat(args) - if (special === "all") { - for (i in avalon.vmodels) { - v = avalon.vmodels[i] - if (v !== this) { - v.$fire.apply(v, detail) - } - } - } else if (special === "up" || special === "down") { - var elements = events.expr ? findNodes(events.expr) : [] - if (elements.length === 0) - return - for (i in avalon.vmodels) { - v = avalon.vmodels[i] - if (v !== this) { - if (v.$events.expr) { - var eventNodes = findNodes(v.$events.expr) - if (eventNodes.length === 0) { - continue - } - //循环两个vmodel中的节点,查找匹配(向上匹配或者向下匹配)的节点并设置标识 - /* jshint ignore:start */ - ap.forEach.call(eventNodes, function (node) { - ap.forEach.call(elements, function (element) { - var ok = special === "down" ? element.contains(node) : //向下捕获 - node.contains(element) //向上冒泡 - if (ok) { - node._avalon = v //符合条件的加一个标识 - } - }); - }) - /* jshint ignore:end */ - } - } - } - var nodes = DOC.getElementsByTagName("*") //实现节点排序 - var alls = [] - ap.forEach.call(nodes, function (el) { - if (el._avalon) { - alls.push(el._avalon) - el._avalon = "" - el.removeAttribute("_avalon") - } - }) - if (special === "up") { - alls.reverse() - } - for (i = 0; callback = alls[i++]; ) { - if (callback.$fire.apply(callback, detail) === false) { - break - } - } - } else { - var callbacks = events[type] || [] - var all = events.$all || [] - for (i = 0; callback = callbacks[i++]; ) { - if (isFunction(callback)) - callback.apply(this, args) - } - for (i = 0; callback = all[i++]; ) { - if (isFunction(callback)) - callback.apply(this, arguments) - } - } - } -} - -/********************************************************************* - * modelFactory * - **********************************************************************/ -//avalon最核心的方法的两个方法之一(另一个是avalon.scan),返回一个ViewModel(VM) -var VMODELS = avalon.vmodels = {} //所有vmodel都储存在这里 -avalon.define = function (id, factory) { - var $id = id.$id || id - if (!$id) { - log("warning: vm必须指定$id") - } - if (VMODELS[$id]) { - log("warning: " + $id + " 已经存在于avalon.vmodels中") - } - if (typeof id === "object") { - var model = modelFactory(id) - } else { - var scope = { - $watch: noop - } - factory(scope) //得到所有定义 - - model = modelFactory(scope) //偷天换日,将scope换为model - stopRepeatAssign = true - factory(model) - stopRepeatAssign = false - } - model.$id = $id - return VMODELS[$id] = model -} - -//一些不需要被监听的属性 -var $$skipArray = String("$id,$watch,$unwatch,$fire,$events,$model,$skipArray,$proxy,$reinitialize,$propertyNames").match(rword) -var defineProperty = Object.defineProperty -var canHideOwn = true -//如果浏览器不支持ecma262v5的Object.defineProperties或者存在BUG,比如IE8 -//标准浏览器使用__defineGetter__, __defineSetter__实现 -try { - defineProperty({}, "_", { - value: "x" - }) - var defineProperties = Object.defineProperties -} catch (e) { - canHideOwn = false -} - -function modelFactory(source, $special, $model) { - if (Array.isArray(source)) { - var arr = source.concat() - source.length = 0 - var collection = arrayFactory(source) - collection.pushArray(arr) - return collection - } - //0 null undefined || Node || VModel(fix IE6-8 createWithProxy $val: val引发的BUG) - if (!source || source.nodeType > 0 || (source.$id && source.$events)) { - return source - } - var $skipArray = Array.isArray(source.$skipArray) ? source.$skipArray : [] - $skipArray.$special = $special || {} //强制要监听的属性 - var $vmodel = {} //要返回的对象, 它在IE6-8下可能被偷龙转凤 - $model = $model || {} //vmodels.$model属性 - var $events = {} //vmodel.$events属性 - var accessors = {} //监控属性 - var computed = [] - $$skipArray.forEach(function (name) { - delete source[name] - }) - var names = Object.keys(source) - /* jshint ignore:start */ - names.forEach(function (name, accessor) { - var val = source[name] - $model[name] = val - if (isObservable(name, val, $skipArray)) { - //总共产生三种accessor - $events[name] = [] - var valueType = avalon.type(val) - //总共产生三种accessor - if (valueType === "object" && isFunction(val.get) && Object.keys(val).length <= 2) { - accessor = makeComputedAccessor(name, val) - computed.push(accessor) - } else if (rcomplexType.test(valueType)) { - accessor = makeComplexAccessor(name, val, valueType, $events[name]) - } else { - accessor = makeSimpleAccessor(name, val) - } - accessors[name] = accessor - } - }) - /* jshint ignore:end */ - - $vmodel = defineProperties($vmodel, descriptorFactory(accessors), source) //生成一个空的ViewModel - for (var i = 0; i < names.length; i++) { - var name = names[i] - if (!accessors[name]) { - $vmodel[name] = source[name] - } - } - //添加$id, $model, $events, $watch, $unwatch, $fire - $vmodel.$propertyNames = names.join("­") - $vmodel.$id = generateID() - $vmodel.$model = $model - $vmodel.$events = $events - for (i in EventBus) { - var fn = EventBus[i] - if (!W3C) { //在IE6-8下,VB对象的方法里的this并不指向自身,需要用bind处理一下 - fn = fn.bind($vmodel) - } - $vmodel[i] = fn - } - if (canHideOwn) { - Object.defineProperty($vmodel, "hasOwnProperty", hasOwnDescriptor) - } else { - /* jshint ignore:start */ - $vmodel.hasOwnProperty = function (name) { - return name in $vmodel.$model - } - /* jshint ignore:end */ - } - - $vmodel.$reinitialize = function () { - computed.forEach(function (accessor) { - delete accessor._value - delete accessor.oldArgs - accessor.digest = function () { - accessor.call($vmodel) - } - dependencyDetection.begin({ - callback: function (vm, dependency) {//dependency为一个accessor - var name = dependency._name - if (dependency !== accessor) { - var list = vm.$events[name] - injectDependency(list, accessor.digest) - } - } - }) - try { - accessor.get.call($vmodel) - } finally { - dependencyDetection.end() - } - }) - } - $vmodel.$reinitialize() - return $vmodel -} - -var hasOwnDescriptor = { - value: function (name) { - return name in this.$model - }, - writable: false, - enumerable: false, - configurable: true -} -//创建一个简单访问器 -function makeSimpleAccessor(name, value) { - function accessor(value) { - var oldValue = accessor._value - if (arguments.length > 0) { - if (!stopRepeatAssign && !isEqual(value, oldValue)) { - accessor.updateValue(this, value) - accessor.notify(this, value, oldValue) - } - return this - } else { - dependencyDetection.collectDependency(this, accessor) - return oldValue - } - } - accessorFactory(accessor, name) - accessor._value = value - return accessor; -} - -//创建一个计算访问器 -function makeComputedAccessor(name, options) { - function accessor(value) {//计算属性 - var oldValue = accessor._value - var init = ("_value" in accessor) - if (arguments.length > 0) { - if (stopRepeatAssign) { - return this - } - if (typeof accessor.set === "function") { - if (accessor.oldArgs !== value) { - accessor.oldArgs = value - var $events = this.$events - var lock = $events[name] - $events[name] = [] //清空回调,防止内部冒泡而触发多次$fire - accessor.set.call(this, value) - $events[name] = lock - value = accessor.get.call(this) - if (value !== oldValue) { - accessor.updateValue(this, value) - accessor.notify(this, value, oldValue) //触发$watch回调 - } - } - } - return this - } else { - //将依赖于自己的高层访问器或视图刷新函数(以绑定对象形式)放到自己的订阅数组中 - //将自己注入到低层访问器的订阅数组中 - value = accessor.get.call(this) - accessor.updateValue(this, value) - if (init && oldValue !== value) { - accessor.notify(this, value, oldValue) //触发$watch回调 - } - return value - } - } - accessor.set = options.set - accessor.get = options.get - accessorFactory(accessor, name) - return accessor -} - -//创建一个复杂访问器 -function makeComplexAccessor(name, initValue, valueType, list) { - function accessor(value) { - var oldValue = accessor._value - - var son = accessor._vmodel - if (arguments.length > 0) { - if (stopRepeatAssign) { - return this - } - if (valueType === "array") { - var a = son, b = value, - an = a.length, - bn = b.length - a.$lock = true - if (an > bn) { - a.splice(bn, an - bn) - } else if (bn > an) { - a.push.apply(a, b.slice(an)) - } - var n = Math.min(an, bn) - for (var i = 0; i < n; i++) { - a.set(i, b[i]) - } - delete a.$lock - a._fire("set") - } else if (valueType === "object") { - var newPropertyNames = Object.keys(value).join("­") - if (son.$propertyNames === newPropertyNames) { - for (i in value) { - son[i] = value[i] - } - } else { - var sson = accessor._vmodel = modelFactory(value) - var sevent = sson.$events - var oevent = son.$events - for (var i in sevent) { - var arr = sevent[i] - if (Array.isArray(arr)) { - arr = arr.concat(oevent[i]) - } - } - sevent[subscribers] = oevent[subscribers] - sson.$proxy = son.$proxy - son = sson - } - } - accessor.updateValue(this, son.$model) - accessor.notify(this, this._value, oldValue) - return this - } else { - dependencyDetection.collectDependency(this, accessor) - return son - } - } - accessorFactory(accessor, name) - var son = accessor._vmodel = modelFactory(initValue) - son.$events[subscribers] = list - return accessor -} - -function globalUpdateValue(vmodel, value) { - vmodel.$model[this._name] = this._value = value -} - -function globalNotify(vmodel, value, oldValue) { - var name = this._name - var array = vmodel.$events[name] //刷新值 - if (array) { - fireDependencies(array) //同步视图 - EventBus.$fire.call(vmodel, name, value, oldValue) //触发$watch回调 - } -} - -function accessorFactory(accessor, name) { - accessor._name = name - //同时更新_value与model - accessor.updateValue = globalUpdateValue - accessor.notify = globalNotify -} - -//比较两个值是否相等 -var isEqual = Object.is || function (v1, v2) { - if (v1 === 0 && v2 === 0) { - return 1 / v1 === 1 / v2 - } else if (v1 !== v1) { - return v2 !== v2 - } else { - return v1 === v2 - } -} - -function isObservable(name, value, $skipArray) { - if (isFunction(value) || value && value.nodeType) { - return false - } - if ($skipArray.indexOf(name) !== -1) { - return false - } - var $special = $skipArray.$special - if (name && name.charAt(0) === "$" && !$special[name]) { - return false - } - return true -} - -var descriptorFactory = W3C ? function (obj) { - var descriptors = {} - for (var i in obj) { - descriptors[i] = { - get: obj[i], - set: obj[i], - enumerable: true, - configurable: true - } - } - return descriptors -} : function (a) { - return a -} - -//===================修复浏览器对Object.defineProperties的支持================= -if (!canHideOwn) { - if ("__defineGetter__" in avalon) { - defineProperty = function (obj, prop, desc) { - if ('value' in desc) { - obj[prop] = desc.value - } - if ("get" in desc) { - obj.__defineGetter__(prop, desc.get) - } - if ('set' in desc) { - obj.__defineSetter__(prop, desc.set) - } - return obj - } - defineProperties = function (obj, descs) { - for (var prop in descs) { - if (descs.hasOwnProperty(prop)) { - defineProperty(obj, prop, descs[prop]) - } - } - return obj - } - } - if (IEVersion) { - var VBClassPool = {} - window.execScript([// jshint ignore:line - "Function parseVB(code)", - "\tExecuteGlobal(code)", - "End Function" //转换一段文本为VB代码 - ].join("\n"), "VBScript") - function VBMediator(instance, accessors, name, value) {// jshint ignore:line - var accessor = accessors[name] - if (arguments.length === 4) { - accessor.call(instance, value) - } else { - return accessor.call(instance) - } - } - defineProperties = function (name, accessors, properties) { - // jshint ignore:line - var buffer = [] - buffer.push( - "\r\n\tPrivate [__data__], [__proxy__]", - "\tPublic Default Function [__const__](d, p)", - "\t\tSet [__data__] = d: set [__proxy__] = p", - "\t\tSet [__const__] = Me", //链式调用 - "\tEnd Function") - //添加普通属性,因为VBScript对象不能像JS那样随意增删属性,必须在这里预先定义好 - for (name in properties) { - if (!accessors.hasOwnProperty(name)) { - buffer.push("\tPublic [" + name + "]") - } - } - $$skipArray.forEach(function (name) { - if (!accessors.hasOwnProperty(name)) { - buffer.push("\tPublic [" + name + "]") - } - }) - buffer.push("\tPublic [" + 'hasOwnProperty' + "]") - //添加访问器属性 - for (name in accessors) { - buffer.push( - //由于不知对方会传入什么,因此set, let都用上 - "\tPublic Property Let [" + name + "](val" + expose + ")", //setter - "\t\tCall [__proxy__](Me,[__data__], \"" + name + "\", val" + expose + ")", - "\tEnd Property", - "\tPublic Property Set [" + name + "](val" + expose + ")", //setter - "\t\tCall [__proxy__](Me,[__data__], \"" + name + "\", val" + expose + ")", - "\tEnd Property", - "\tPublic Property Get [" + name + "]", //getter - "\tOn Error Resume Next", //必须优先使用set语句,否则它会误将数组当字符串返回 - "\t\tSet[" + name + "] = [__proxy__](Me,[__data__],\"" + name + "\")", - "\tIf Err.Number <> 0 Then", - "\t\t[" + name + "] = [__proxy__](Me,[__data__],\"" + name + "\")", - "\tEnd If", - "\tOn Error Goto 0", - "\tEnd Property") - - } - - buffer.push("End Class") - var body = buffer.join("\r\n") - var className =VBClassPool[body] - if (!className) { - className = generateID("VBClass") - window.parseVB("Class " + className + body) - window.parseVB([ - "Function " + className + "Factory(a, b)", //创建实例并传入两个关键的参数 - "\tDim o", - "\tSet o = (New " + className + ")(a, b)", - "\tSet " + className + "Factory = o", - "End Function" - ].join("\r\n")) - VBClassPool[body] = className - } - var ret = window[className + "Factory"](accessors, VBMediator) //得到其产品 - return ret //得到其产品 - } - } -} - -/********************************************************************* - * 监控数组(与ms-each, ms-repeat配合使用) * - **********************************************************************/ - -function arrayFactory(model) { - var array = [] - array.$id = generateID() - array.$model = model //数据模型 - array.$events = {} - array.$events[subscribers] = [] - array._ = modelFactory({ - length: model.length - }) - array._.$watch("length", function (a, b) { - array.$fire("length", a, b) - }) - for (var i in EventBus) { - array[i] = EventBus[i] - } - avalon.mix(array, arrayPrototype) - return array -} - -function mutateArray(method, pos, n, index, method2, pos2, n2) { - var oldLen = this.length, loop = 2 - while (--loop) { - switch (method) { - case "add": - /* jshint ignore:start */ - var array = this.$model.slice(pos, pos + n).map(function (el) { - if (rcomplexType.test(avalon.type(el))) { - return el.$id ? el : modelFactory(el, 0, el) - } else { - return el - } - }) - /* jshint ignore:end */ - _splice.apply(this, [pos, 0].concat(array)) - this._fire("add", pos, n) - break - case "del": - var ret = this._splice(pos, n) - this._fire("del", pos, n) - break - } - if (method2) { - method = method2 - pos = pos2 - n = n2 - loop = 2 - method2 = 0 - } - } - this._fire("index", index) - if (this.length !== oldLen) { - this._.length = this.length - } - return ret -} - -var _splice = ap.splice -var arrayPrototype = { - _splice: _splice, - _fire: function (method, a, b) { - fireDependencies(this.$events[subscribers], method, a, b) - }, - size: function () { //取得数组长度,这个函数可以同步视图,length不能 - return this._.length - }, - pushArray: function (array) { - var m = array.length, n = this.length - if (m) { - ap.push.apply(this.$model, array) - mutateArray.call(this, "add", n, m, Math.max(0, n - 1)) - } - return m + n - }, - push: function () { - //http://jsperf.com/closure-with-arguments - var array = [] - var i, n = arguments.length - for (i = 0; i < n; i++) { - array[i] = arguments[i] - } - return this.pushArray(array) - }, - unshift: function () { - var m = arguments.length, n = this.length - if (m) { - ap.unshift.apply(this.$model, arguments) - mutateArray.call(this, "add", 0, m, 0) - } - return m + n //IE67的unshift不会返回长度 - }, - shift: function () { - if (this.length) { - var el = this.$model.shift() - mutateArray.call(this, "del", 0, 1, 0) - return el //返回被移除的元素 - } - }, - pop: function () { - var n = this.length - if (n) { - var el = this.$model.pop() - mutateArray.call(this, "del", n - 1, 1, Math.max(0, n - 2)) - return el //返回被移除的元素 - } - }, - splice: function (start) { - var m = arguments.length, args = [], change - var removed = _splice.apply(this.$model, arguments) - if (removed.length) { //如果用户删掉了元素 - args.push("del", start, removed.length, 0) - change = true - } - if (m > 2) { //如果用户添加了元素 - if (change) { - args.splice(3, 1, 0, "add", start, m - 2) - } else { - args.push("add", start, m - 2, 0) - } - change = true - } - if (change) { //返回被移除的元素 - return mutateArray.apply(this, args) - } else { - return [] - } - }, - contains: function (el) { //判定是否包含 - return this.indexOf(el) !== -1 - }, - remove: function (el) { //移除第一个等于给定值的元素 - return this.removeAt(this.indexOf(el)) - }, - removeAt: function (index) { //移除指定索引上的元素 - if (index >= 0) { - this.$model.splice(index, 1) - return mutateArray.call(this, "del", index, 1, 0) - } - return [] - }, - clear: function () { - this.$model.length = this.length = this._.length = 0 //清空数组 - this._fire("clear", 0) - return this - }, - removeAll: function (all) { //移除N个元素 - if (Array.isArray(all)) { - for (var i = this.length - 1; i >= 0; i--) { - if (all.indexOf(this[i]) !== -1) { - this.removeAt(i) - } - } - } else if (typeof all === "function") { - for ( i = this.length - 1; i >= 0; i--) { - var el = this[i] - if (all(el, i)) { - this.removeAt(i) - } - } - } else { - this.clear() - } - }, - ensure: function (el) { - if (!this.contains(el)) { //只有不存在才push - this.push(el) - } - return this - }, - set: function (index, val) { - if (index >= 0) { - var valueType = avalon.type(val) - if (val && val.$model) { - val = val.$model - } - var target = this[index] - if (valueType === "object") { - for (var i in val) { - if (target.hasOwnProperty(i)) { - target[i] = val[i] - } - } - } else if (valueType === "array") { - target.clear().push.apply(target, val) - } else if (target !== val) { - this[index] = val - this.$model[index] = val - this._fire("set", index, val) - } - } - return this - } -} -//相当于原来bindingExecutors.repeat 的index分支 -function resetIndex(array, pos) { - var last = array.length - 1 - for (var el; el = array[pos]; pos++) { - el.$index = pos - el.$first = pos === 0 - el.$last = pos === last - } -} - -function sortByIndex(array, indexes) { - var map = {}; - for (var i = 0, n = indexes.length; i < n; i++) { - map[i] = array[i] // preserve - var j = indexes[i] - if (j in map) { - array[i] = map[j] - delete map[j] - } else { - array[i] = array[j] - } - } -} - -"sort,reverse".replace(rword, function (method) { - arrayPrototype[method] = function () { - var newArray = this.$model//这是要排序的新数组 - var oldArray = newArray.concat() //保持原来状态的旧数组 - var mask = Math.random() - var indexes = [] - var hasSort - ap[method].apply(newArray, arguments) //排序 - for (var i = 0, n = oldArray.length; i < n; i++) { - var neo = newArray[i] - var old = oldArray[i] - if (isEqual(neo, old)) { - indexes.push(i) - } else { - var index = oldArray.indexOf(neo) - indexes.push(index)//得到新数组的每个元素在旧数组对应的位置 - oldArray[index] = mask //屏蔽已经找过的元素 - hasSort = true - } - } - if (hasSort) { - sortByIndex(this, indexes) - // sortByIndex(this.$proxy, indexes) - this._fire("move", indexes) - this._fire("index", 0) - } - return this - } -}) - - -/********************************************************************* - * 依赖调度系统 * - **********************************************************************/ -//检测两个对象间的依赖关系 -var dependencyDetection = (function () { - var outerFrames = [] - var currentFrame - return { - begin: function (accessorObject) { - //accessorObject为一个拥有callback的对象 - outerFrames.push(currentFrame) - currentFrame = accessorObject - }, - end: function () { - currentFrame = outerFrames.pop() - }, - collectDependency: function (vmodel, accessor) { - if (currentFrame) { - //被dependencyDetection.begin调用 - currentFrame.callback(vmodel, accessor); - } - } - }; -})() -//将绑定对象注入到其依赖项的订阅数组中 -var ronduplex = /^(duplex|on)$/ -avalon.injectBinding = function (data) { - var valueFn = data.evaluator - if (valueFn) { //如果是求值函数 - dependencyDetection.begin({ - callback: function (vmodel, dependency) { - injectDependency(vmodel.$events[dependency._name], data) - } - }) - try { - var value = ronduplex.test(data.type) ? data : valueFn.apply(0, data.args) - if(value === void 0){ - delete data.evaluator - } - data.handler(value, data.element, data) - } catch (e) { - //log("warning:exception throwed in [avalon.injectBinding] " + e) - delete data.evaluator - var node = data.element - if (node.nodeType === 3) { - var parent = node.parentNode - if (kernel.commentInterpolate) { - parent.replaceChild(DOC.createComment(data.value), node) - } else { - node.data = openTag + (data.oneTime ? "::" : "") + data.value + closeTag - } - } - } finally { - dependencyDetection.end() - } - } -} - -//将依赖项(比它高层的访问器或构建视图刷新函数的绑定对象)注入到订阅者数组 -function injectDependency(list, data) { - if (data.oneTime) - return - if (list && avalon.Array.ensure(list, data) && data.element) { - injectDisposeQueue(data, list) - } -} - -//通知依赖于这个访问器的订阅者更新自身 -function fireDependencies(list) { - if (list && list.length) { - if (new Date() - beginTime > 444 && typeof list[0] === "object") { - rejectDisposeQueue() - } - var args = aslice.call(arguments, 1) - for (var i = list.length, fn; fn = list[--i]; ) { - var el = fn.element - if (el && el.parentNode) { - try { - var valueFn = fn.evaluator - if (fn.$repeat) { - fn.handler.apply(fn, args) //处理监控数组的方法 - }else if("$repeat" in fn || !valueFn ){//如果没有eval,先eval - bindingHandlers[fn.type](fn, fn.vmodels) - } else if (fn.type !== "on") { //事件绑定只能由用户触发,不能由程序触发 - var value = valueFn.apply(0, fn.args || []) - fn.handler(value, el, fn) - } - } catch (e) { } - } - } - } -} -/********************************************************************* - * 定时GC回收机制 * - **********************************************************************/ -var disposeCount = 0 -var disposeQueue = avalon.$$subscribers = [] -var beginTime = new Date() -var oldInfo = {} -var uuid2Node = {} -function getUid(obj, makeID) { //IE9+,标准浏览器 - if (!obj.uuid && !makeID) { - obj.uuid = ++disposeCount - uuid2Node[obj.uuid] = obj - } - return obj.uuid -} -function getNode(uuid) { - return uuid2Node[uuid] -} -//添加到回收列队中 -function injectDisposeQueue(data, list) { - var elem = data.element - if (!data.uuid) { - if (elem.nodeType !== 1) { - data.uuid = data.type + (data.pos || 0) + "-" + getUid(elem.parentNode) - } else { - data.uuid = data.name + "-" + getUid(elem) - } - } - var lists = data.lists || (data.lists = []) - avalon.Array.ensure(lists, list) - list.$uuid = list.$uuid || generateID() - if (!disposeQueue[data.uuid]) { - disposeQueue[data.uuid] = 1 - disposeQueue.push(data) - } -} - -function rejectDisposeQueue(data) { - if (avalon.optimize) - return - var i = disposeQueue.length - var n = i - var allTypes = [] - var iffishTypes = {} - var newInfo = {} - //对页面上所有绑定对象进行分门别类, 只检测个数发生变化的类型 - while (data = disposeQueue[--i]) { - var type = data.type - if (newInfo[type]) { - newInfo[type]++ - } else { - newInfo[type] = 1 - allTypes.push(type) - } - } - var diff = false - allTypes.forEach(function (type) { - if (oldInfo[type] !== newInfo[type]) { - iffishTypes[type] = 1 - diff = true - } - }) - i = n - if (diff) { - while (data = disposeQueue[--i]) { - if (!data.element) - continue - if (iffishTypes[data.type] && shouldDispose(data.element)) { //如果它没有在DOM树 - disposeQueue.splice(i, 1) - delete disposeQueue[data.uuid] - delete uuid2Node[data.element.uuid] - var lists = data.lists - for (var k = 0, list; list = lists[k++]; ) { - avalon.Array.remove(lists, list) - avalon.Array.remove(list, data) - } - disposeData(data) - } - } - } - oldInfo = newInfo - beginTime = new Date() -} - -function disposeData(data) { - data.element = null - data.rollback && data.rollback() - for (var key in data) { - data[key] = null - } -} - -function shouldDispose(el) { - try {//IE下,如果文本节点脱离DOM树,访问parentNode会报错 - if (!el.parentNode) { - return true - } - } catch (e) { - return true - } - - return el.msRetain ? 0 : (el.nodeType === 1 ? !root.contains(el) : !avalon.contains(root, el)) -} - -/************************************************************************ - * HTML处理(parseHTML, innerHTML, clearHTML) * - ************************************************************************/ -// We have to close these tags to support XHTML -var tagHooks = { - area: [1, "<map>", "</map>"], - param: [1, "<object>", "</object>"], - col: [2, "<table><colgroup>", "</colgroup></table>"], - legend: [1, "<fieldset>", "</fieldset>"], - option: [1, "<select multiple='multiple'>", "</select>"], - thead: [1, "<table>", "</table>"], - tr: [2, "<table>", "</table>"], - td: [3, "<table><tr>", "</tr></table>"], - g: [1, '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1">', '</svg>'], - //IE6-8在用innerHTML生成节点时,不能直接创建no-scope元素与HTML5的新标签 - _default: W3C ? [0, "", ""] : [1, "X<div>", "</div>"] //div可以不用闭合 -} -tagHooks.th = tagHooks.td -tagHooks.optgroup = tagHooks.option -tagHooks.tbody = tagHooks.tfoot = tagHooks.colgroup = tagHooks.caption = tagHooks.thead -String("circle,defs,ellipse,image,line,path,polygon,polyline,rect,symbol,text,use").replace(rword, function (tag) { - tagHooks[tag] = tagHooks.g //处理SVG -}) -var rtagName = /<([\w:]+)/ //取得其tagName -var rxhtml = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig -var rcreate = W3C ? /[^\d\D]/ : /(<(?:script|link|style|meta|noscript))/ig -var scriptTypes = oneObject(["", "text/javascript", "text/ecmascript", "application/ecmascript", "application/javascript"]) -var rnest = /<(?:tb|td|tf|th|tr|col|opt|leg|cap|area)/ //需要处理套嵌关系的标签 -var script = DOC.createElement("script") -var rhtml = /<|&#?\w+;/ -avalon.parseHTML = function (html) { - var fragment = avalonFragment.cloneNode(false) - if (typeof html !== "string") { - return fragment - } - if (!rhtml.test(html)) { - fragment.appendChild(DOC.createTextNode(html)) - return fragment - } - html = html.replace(rxhtml, "<$1></$2>").trim() - var tag = (rtagName.exec(html) || ["", ""])[1].toLowerCase(), - //取得其标签名 - wrap = tagHooks[tag] || tagHooks._default, - wrapper = cinerator, - firstChild, neo - if (!W3C) { //fix IE - html = html.replace(rcreate, "<br class=msNoScope>$1") //在link style script等标签之前添加一个补丁 - } - wrapper.innerHTML = wrap[1] + html + wrap[2] - var els = wrapper.getElementsByTagName("script") - if (els.length) { //使用innerHTML生成的script节点不会发出请求与执行text属性 - for (var i = 0, el; el = els[i++]; ) { - if (scriptTypes[el.type]) { - //以偷龙转凤方式恢复执行脚本功能 - neo = script.cloneNode(false) //FF不能省略参数 - ap.forEach.call(el.attributes, function (attr) { - if (attr && attr.specified) { - neo[attr.name] = attr.value //复制其属性 - neo.setAttribute(attr.name, attr.value) - } - }) // jshint ignore:line - neo.text = el.text - el.parentNode.replaceChild(neo, el) //替换节点 - } - } - } - if (!W3C) { //fix IE - var target = wrap[1] === "X<div>" ? wrapper.lastChild.firstChild : wrapper.lastChild - if (target && target.tagName === "TABLE" && tag !== "tbody") { - //IE6-7处理 <thead> --> <thead>,<tbody> - //<tfoot> --> <tfoot>,<tbody> - //<table> --> <table><tbody></table> - for (els = target.childNodes, i = 0; el = els[i++]; ) { - if (el.tagName === "TBODY" && !el.innerHTML) { - target.removeChild(el) - break - } - } - } - els = wrapper.getElementsByTagName("br") - var n = els.length - while (el = els[--n]) { - if (el.className === "msNoScope") { - el.parentNode.removeChild(el) - } - } - for (els = wrapper.all, i = 0; el = els[i++]; ) { //fix VML - if (isVML(el)) { - fixVML(el) - } - } - } - //移除我们为了符合套嵌关系而添加的标签 - for (i = wrap[0]; i--; wrapper = wrapper.lastChild) { - } - while (firstChild = wrapper.firstChild) { // 将wrapper上的节点转移到文档碎片上! - fragment.appendChild(firstChild) - } - return fragment -} - -function isVML(src) { - var nodeName = src.nodeName - return nodeName.toLowerCase() === nodeName && src.scopeName && src.outerText === "" -} - -function fixVML(node) { - if (node.currentStyle.behavior !== "url(#default#VML)") { - node.style.behavior = "url(#default#VML)" - node.style.display = "inline-block" - node.style.zoom = 1 //hasLayout - } -} -avalon.innerHTML = function (node, html) { - if (!W3C && (!rcreate.test(html) && !rnest.test(html))) { - try { - node.innerHTML = html - return - } catch (e) { - } - } - var a = this.parseHTML(html) - this.clearHTML(node).appendChild(a) -} -avalon.clearHTML = function (node) { - node.textContent = "" - while (node.firstChild) { - node.removeChild(node.firstChild) - } - return node -} - -/********************************************************************* - * avalon的原型方法定义区 * - **********************************************************************/ - -function hyphen(target) { - //转换为连字符线风格 - return target.replace(/([a-z\d])([A-Z]+)/g, "$1-$2").toLowerCase() -} - -function camelize(target) { - //提前判断,提高getStyle等的效率 - if (!target || target.indexOf("-") < 0 && target.indexOf("_") < 0) { - return target - } - //转换为驼峰风格 - return target.replace(/[-_][^-_]/g, function(match) { - return match.charAt(1).toUpperCase() - }) -} - -var fakeClassListMethods = { - _toString: function() { - var node = this.node - var cls = node.className - var str = typeof cls === "string" ? cls : cls.baseVal - return str.split(/\s+/).join(" ") - }, - _contains: function(cls) { - return (" " + this + " ").indexOf(" " + cls + " ") > -1 - }, - _add: function(cls) { - if (!this.contains(cls)) { - this._set(this + " " + cls) - } - }, - _remove: function(cls) { - this._set((" " + this + " ").replace(" " + cls + " ", " ")) - }, - __set: function(cls) { - cls = cls.trim() - var node = this.node - if (rsvg.test(node)) { - //SVG元素的className是一个对象 SVGAnimatedString { baseVal="", animVal=""},只能通过set/getAttribute操作 - node.setAttribute("class", cls) - } else { - node.className = cls - } - } //toggle存在版本差异,因此不使用它 -} - - function fakeClassList(node) { - if (!("classList" in node)) { - node.classList = { - node: node - } - for (var k in fakeClassListMethods) { - node.classList[k.slice(1)] = fakeClassListMethods[k] - } - } - return node.classList - } - - - "add,remove".replace(rword, function(method) { - avalon.fn[method + "Class"] = function(cls) { - var el = this[0] - //https://developer.mozilla.org/zh-CN/docs/Mozilla/Firefox/Releases/26 - if (cls && typeof cls === "string" && el && el.nodeType === 1) { - cls.replace(/\S+/g, function(c) { - fakeClassList(el)[method](c) - }) - } - return this - } - }) - avalon.fn.mix({ - hasClass: function(cls) { - var el = this[0] || {} - return el.nodeType === 1 && fakeClassList(el).contains(cls) - }, - toggleClass: function(value, stateVal) { - var className, i = 0 - var classNames = String(value).split(/\s+/) - var isBool = typeof stateVal === "boolean" - while ((className = classNames[i++])) { - var state = isBool ? stateVal : !this.hasClass(className) - this[state ? "addClass" : "removeClass"](className) - } - return this - }, - attr: function(name, value) { - if (arguments.length === 2) { - this[0].setAttribute(name, value) - return this - } else { - return this[0].getAttribute(name) - } - }, - data: function(name, value) { - name = "data-" + hyphen(name || "") - switch (arguments.length) { - case 2: - this.attr(name, value) - return this - case 1: - var val = this.attr(name) - return parseData(val) - case 0: - var ret = {} - ap.forEach.call(this[0].attributes, function(attr) { - if (attr) { - name = attr.name - if (!name.indexOf("data-")) { - name = camelize(name.slice(5)) - ret[name] = parseData(attr.value) - } - } - }) - return ret - } - }, - removeData: function(name) { - name = "data-" + hyphen(name) - this[0].removeAttribute(name) - return this - }, - css: function(name, value) { - if (avalon.isPlainObject(name)) { - for (var i in name) { - avalon.css(this, i, name[i]) - } - } else { - var ret = avalon.css(this, name, value) - } - return ret !== void 0 ? ret : this - }, - position: function() { - var offsetParent, offset, - elem = this[0], - parentOffset = { - top: 0, - left: 0 - } - if (!elem) { - return - } - if (this.css("position") === "fixed") { - offset = elem.getBoundingClientRect() - } else { - offsetParent = this.offsetParent() //得到真正的offsetParent - offset = this.offset() // 得到正确的offsetParent - if (offsetParent[0].tagName !== "HTML") { - parentOffset = offsetParent.offset() - } - parentOffset.top += avalon.css(offsetParent[0], "borderTopWidth", true) - parentOffset.left += avalon.css(offsetParent[0], "borderLeftWidth", true) - - // Subtract offsetParent scroll positions - parentOffset.top -= offsetParent.scrollTop() - parentOffset.left -= offsetParent.scrollLeft() - } - return { - top: offset.top - parentOffset.top - avalon.css(elem, "marginTop", true), - left: offset.left - parentOffset.left - avalon.css(elem, "marginLeft", true) - } - }, - offsetParent: function() { - var offsetParent = this[0].offsetParent - while (offsetParent && avalon.css(offsetParent, "position") === "static") { - offsetParent = offsetParent.offsetParent; - } - return avalon(offsetParent || root) - }, - bind: function(type, fn, phase) { - if (this[0]) { //此方法不会链 - return avalon.bind(this[0], type, fn, phase) - } - }, - unbind: function(type, fn, phase) { - if (this[0]) { - avalon.unbind(this[0], type, fn, phase) - } - return this - }, - val: function(value) { - var node = this[0] - if (node && node.nodeType === 1) { - var get = arguments.length === 0 - var access = get ? ":get" : ":set" - var fn = valHooks[getValType(node) + access] - if (fn) { - var val = fn(node, value) - } else if (get) { - return (node.value || "").replace(/\r/g, "") - } else { - node.value = value - } - } - return get ? val : this - } - }) - - function parseData(data) { - try { - if (typeof data === "object") - return data - data = data === "true" ? true : - data === "false" ? false : - data === "null" ? null : +data + "" === data ? +data : rbrace.test(data) ? avalon.parseJSON(data) : data - } catch (e) {} - return data - } -var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/, - rvalidchars = /^[\],:{}\s]*$/, - rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g, - rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g, - rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g -avalon.parseJSON = window.JSON ? JSON.parse : function(data) { - if (typeof data === "string") { - data = data.trim(); - if (data) { - if (rvalidchars.test(data.replace(rvalidescape, "@") - .replace(rvalidtokens, "]") - .replace(rvalidbraces, ""))) { - return (new Function("return " + data))() // jshint ignore:line - } - } - avalon.error("Invalid JSON: " + data) - } - return data -} - -//生成avalon.fn.scrollLeft, avalon.fn.scrollTop方法 -avalon.each({ - scrollLeft: "pageXOffset", - scrollTop: "pageYOffset" -}, function(method, prop) { - avalon.fn[method] = function(val) { - var node = this[0] || {}, win = getWindow(node), - top = method === "scrollTop" - if (!arguments.length) { - return win ? (prop in win) ? win[prop] : root[method] : node[method] - } else { - if (win) { - win.scrollTo(!top ? val : avalon(win).scrollLeft(), top ? val : avalon(win).scrollTop()) - } else { - node[method] = val - } - } - } -}) - -function getWindow(node) { - return node.window && node.document ? node : node.nodeType === 9 ? node.defaultView || node.parentWindow : false; -} -//=============================css相关======================= -var cssHooks = avalon.cssHooks = {} -var prefixes = ["", "-webkit-", "-o-", "-moz-", "-ms-"] -var cssMap = { - "float": W3C ? "cssFloat" : "styleFloat" -} -avalon.cssNumber = oneObject("columnCount,order,fillOpacity,fontWeight,lineHeight,opacity,orphans,widows,zIndex,zoom") - -avalon.cssName = function(name, host, camelCase) { - if (cssMap[name]) { - return cssMap[name] - } - host = host || root.style - for (var i = 0, n = prefixes.length; i < n; i++) { - camelCase = camelize(prefixes[i] + name) - if (camelCase in host) { - return (cssMap[name] = camelCase) - } - } - return null -} -cssHooks["@:set"] = function(node, name, value) { - try { //node.style.width = NaN;node.style.width = "xxxxxxx";node.style.width = undefine 在旧式IE下会抛异常 - node.style[name] = value - } catch (e) {} -} -if (window.getComputedStyle) { - cssHooks["@:get"] = function(node, name) { - if (!node || !node.style) { - throw new Error("getComputedStyle要求传入一个节点 " + node) - } - var ret, styles = getComputedStyle(node, null) - if (styles) { - ret = name === "filter" ? styles.getPropertyValue(name) : styles[name] - if (ret === "") { - ret = node.style[name] //其他浏览器需要我们手动取内联样式 - } - } - return ret - } - cssHooks["opacity:get"] = function(node) { - var ret = cssHooks["@:get"](node, "opacity") - return ret === "" ? "1" : ret - } -} else { - var rnumnonpx = /^-?(?:\d*\.)?\d+(?!px)[^\d\s]+$/i - var rposition = /^(top|right|bottom|left)$/ - var ralpha = /alpha\([^)]*\)/i - var ie8 = !! window.XDomainRequest - var salpha = "DXImageTransform.Microsoft.Alpha" - var border = { - thin: ie8 ? '1px' : '2px', - medium: ie8 ? '3px' : '4px', - thick: ie8 ? '5px' : '6px' - } - cssHooks["@:get"] = function(node, name) { - //取得精确值,不过它有可能是带em,pc,mm,pt,%等单位 - var currentStyle = node.currentStyle - var ret = currentStyle[name] - if ((rnumnonpx.test(ret) && !rposition.test(ret))) { - //①,保存原有的style.left, runtimeStyle.left, - var style = node.style, - left = style.left, - rsLeft = node.runtimeStyle.left - //②由于③处的style.left = xxx会影响到currentStyle.left, - //因此把它currentStyle.left放到runtimeStyle.left, - //runtimeStyle.left拥有最高优先级,不会style.left影响 - node.runtimeStyle.left = currentStyle.left - //③将精确值赋给到style.left,然后通过IE的另一个私有属性 style.pixelLeft - //得到单位为px的结果;fontSize的分支见http://bugs.jquery.com/ticket/760 - style.left = name === 'fontSize' ? '1em' : (ret || 0) - ret = style.pixelLeft + "px" - //④还原 style.left,runtimeStyle.left - style.left = left - node.runtimeStyle.left = rsLeft - } - if (ret === "medium") { - name = name.replace("Width", "Style") - //border width 默认值为medium,即使其为0" - if (currentStyle[name] === "none") { - ret = "0px" - } - } - return ret === "" ? "auto" : border[ret] || ret - } - cssHooks["opacity:set"] = function(node, name, value) { - var style = node.style - var opacity = isFinite(value) && value <= 1 ? "alpha(opacity=" + value * 100 + ")" : "" - var filter = style.filter || ""; - style.zoom = 1 - //不能使用以下方式设置透明度 - //node.filters.alpha.opacity = value * 100 - style.filter = (ralpha.test(filter) ? - filter.replace(ralpha, opacity) : - filter + " " + opacity).trim() - if (!style.filter) { - style.removeAttribute("filter") - } - } - cssHooks["opacity:get"] = function(node) { - //这是最快的获取IE透明值的方式,不需要动用正则了! - var alpha = node.filters.alpha || node.filters[salpha], - op = alpha && alpha.enabled ? alpha.opacity : 100 - return (op / 100) + "" //确保返回的是字符串 - } -} - -"top,left".replace(rword, function(name) { - cssHooks[name + ":get"] = function(node) { - var computed = cssHooks["@:get"](node, name) - return /px$/.test(computed) ? computed : - avalon(node).position()[name] + "px" - } -}) - -var cssShow = { - position: "absolute", - visibility: "hidden", - display: "block" -} - -var rdisplayswap = /^(none|table(?!-c[ea]).+)/ - - function showHidden(node, array) { - //http://www.cnblogs.com/rubylouvre/archive/2012/10/27/2742529.html - if (node.offsetWidth <= 0) { //opera.offsetWidth可能小于0 - if (rdisplayswap.test(cssHooks["@:get"](node, "display"))) { - var obj = { - node: node - } - for (var name in cssShow) { - obj[name] = node.style[name] - node.style[name] = cssShow[name] - } - array.push(obj) - } - var parent = node.parentNode - if (parent && parent.nodeType === 1) { - showHidden(parent, array) - } - } - } - "Width,Height".replace(rword, function(name) { //fix 481 - var method = name.toLowerCase(), - clientProp = "client" + name, - scrollProp = "scroll" + name, - offsetProp = "offset" + name - cssHooks[method + ":get"] = function(node, which, override) { - var boxSizing = -4 - if (typeof override === "number") { - boxSizing = override - } - which = name === "Width" ? ["Left", "Right"] : ["Top", "Bottom"] - var ret = node[offsetProp] // border-box 0 - if (boxSizing === 2) { // margin-box 2 - return ret + avalon.css(node, "margin" + which[0], true) + avalon.css(node, "margin" + which[1], true) - } - if (boxSizing < 0) { // padding-box -2 - ret = ret - avalon.css(node, "border" + which[0] + "Width", true) - avalon.css(node, "border" + which[1] + "Width", true) - } - if (boxSizing === -4) { // content-box -4 - ret = ret - avalon.css(node, "padding" + which[0], true) - avalon.css(node, "padding" + which[1], true) - } - return ret - } - cssHooks[method + "&get"] = function(node) { - var hidden = []; - showHidden(node, hidden); - var val = cssHooks[method + ":get"](node) - for (var i = 0, obj; obj = hidden[i++];) { - node = obj.node - for (var n in obj) { - if (typeof obj[n] === "string") { - node.style[n] = obj[n] - } - } - } - return val; - } - avalon.fn[method] = function(value) { //会忽视其display - var node = this[0] - if (arguments.length === 0) { - if (node.setTimeout) { //取得窗口尺寸,IE9后可以用node.innerWidth /innerHeight代替 - return node["inner" + name] || node.document.documentElement[clientProp] - } - if (node.nodeType === 9) { //取得页面尺寸 - var doc = node.documentElement - //FF chrome html.scrollHeight< body.scrollHeight - //IE 标准模式 : html.scrollHeight> body.scrollHeight - //IE 怪异模式 : html.scrollHeight 最大等于可视窗口多一点? - return Math.max(node.body[scrollProp], doc[scrollProp], node.body[offsetProp], doc[offsetProp], doc[clientProp]) - } - return cssHooks[method + "&get"](node) - } else { - return this.css(method, value) - } - } - avalon.fn["inner" + name] = function() { - return cssHooks[method + ":get"](this[0], void 0, -2) - } - avalon.fn["outer" + name] = function(includeMargin) { - return cssHooks[method + ":get"](this[0], void 0, includeMargin === true ? 2 : 0) - } - }) - avalon.fn.offset = function() { //取得距离页面左右角的坐标 - var node = this[0], - box = { - left: 0, - top: 0 - } - if (!node || !node.tagName || !node.ownerDocument) { - return box - } - var doc = node.ownerDocument, - body = doc.body, - root = doc.documentElement, - win = doc.defaultView || doc.parentWindow - if (!avalon.contains(root, node)) { - return box - } - //http://hkom.blog1.fc2.com/?mode=m&no=750 body的偏移量是不包含margin的 - //我们可以通过getBoundingClientRect来获得元素相对于client的rect. - //http://msdn.microsoft.com/en-us/library/ms536433.aspx - if (node.getBoundingClientRect) { - box = node.getBoundingClientRect() // BlackBerry 5, iOS 3 (original iPhone) - } - //chrome/IE6: body.scrollTop, firefox/other: root.scrollTop - var clientTop = root.clientTop || body.clientTop, - clientLeft = root.clientLeft || body.clientLeft, - scrollTop = Math.max(win.pageYOffset || 0, root.scrollTop, body.scrollTop), - scrollLeft = Math.max(win.pageXOffset || 0, root.scrollLeft, body.scrollLeft) - // 把滚动距离加到left,top中去。 - // IE一些版本中会自动为HTML元素加上2px的border,我们需要去掉它 - // http://msdn.microsoft.com/en-us/library/ms533564(VS.85).aspx - return { - top: box.top + scrollTop - clientTop, - left: box.left + scrollLeft - clientLeft - } - } - - //==================================val相关============================ - - function getValType(elem) { - var ret = elem.tagName.toLowerCase() - return ret === "input" && /checkbox|radio/.test(elem.type) ? "checked" : ret - } -var roption = /^<option(?:\s+\w+(?:\s*=\s*(?:"[^"]*"|'[^']*'|[^\s>]+))?)*\s+value[\s=]/i -var valHooks = { - "option:get": IEVersion ? function(node) { - //在IE11及W3C,如果没有指定value,那么node.value默认为node.text(存在trim作),但IE9-10则是取innerHTML(没trim操作) - //specified并不可靠,因此通过分析outerHTML判定用户有没有显示定义value - return roption.test(node.outerHTML) ? node.value : node.text.trim() - } : function(node) { - return node.value - }, - "select:get": function(node, value) { - var option, options = node.options, - index = node.selectedIndex, - getter = valHooks["option:get"], - one = node.type === "select-one" || index < 0, - values = one ? null : [], - max = one ? index + 1 : options.length, - i = index < 0 ? max : one ? index : 0 - for (; i < max; i++) { - option = options[i] - //旧式IE在reset后不会改变selected,需要改用i === index判定 - //我们过滤所有disabled的option元素,但在safari5下,如果设置select为disable,那么其所有孩子都disable - //因此当一个元素为disable,需要检测其是否显式设置了disable及其父节点的disable情况 - if ((option.selected || i === index) && !option.disabled) { - value = getter(option) - if (one) { - return value - } - //收集所有selected值组成数组返回 - values.push(value) - } - } - return values - }, - "select:set": function(node, values, optionSet) { - values = [].concat(values) //强制转换为数组 - var getter = valHooks["option:get"] - for (var i = 0, el; el = node.options[i++];) { - if ((el.selected = values.indexOf(getter(el)) > -1)) { - optionSet = true - } - } - if (!optionSet) { - node.selectedIndex = -1 - } - } -} - -/********************************************************************* - * 编译系统 * - **********************************************************************/ -var meta = { - '\b': '\\b', - '\t': '\\t', - '\n': '\\n', - '\f': '\\f', - '\r': '\\r', - '"': '\\"', - '\\': '\\\\' -} -var quote = window.JSON && JSON.stringify || function(str) { - return '"' + str.replace(/[\\\"\x00-\x1f]/g, function(a) { - var c = meta[a]; - return typeof c === 'string' ? c : - '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4); - }) + '"' -} - -var keywords = [ - "break,case,catch,continue,debugger,default,delete,do,else,false", - "finally,for,function,if,in,instanceof,new,null,return,switch,this", - "throw,true,try,typeof,var,void,while,with", /* 关键字*/ - "abstract,boolean,byte,char,class,const,double,enum,export,extends", - "final,float,goto,implements,import,int,interface,long,native", - "package,private,protected,public,short,static,super,synchronized", - "throws,transient,volatile", /*保留字*/ - "arguments,let,yield,undefined" /* ECMA 5 - use strict*/].join(",") -var rrexpstr = /\/\*[\w\W]*?\*\/|\/\/[^\n]*\n|\/\/[^\n]*$|"(?:[^"\\]|\\[\w\W])*"|'(?:[^'\\]|\\[\w\W])*'|[\s\t\n]*\.[\s\t\n]*[$\w\.]+/g -var rsplit = /[^\w$]+/g -var rkeywords = new RegExp(["\\b" + keywords.replace(/,/g, '\\b|\\b') + "\\b"].join('|'), 'g') -var rnumber = /\b\d[^,]*/g -var rcomma = /^,+|,+$/g -var variablePool = new Cache(512) -var getVariables = function (code) { - var key = "," + code.trim() - var ret = variablePool.get(key) - if (ret) { - return ret - } - var match = code - .replace(rrexpstr, "") - .replace(rsplit, ",") - .replace(rkeywords, "") - .replace(rnumber, "") - .replace(rcomma, "") - .split(/^$|,+/) - return variablePool.put(key, uniqSet(match)) -} -/*添加赋值语句*/ - -function addAssign(vars, scope, name, data) { - var ret = [], - prefix = " = " + name + "." - for (var i = vars.length, prop; prop = vars[--i]; ) { - if (scope.hasOwnProperty(prop)) { - ret.push(prop + prefix + prop) - data.vars.push(prop) - if (data.type === "duplex") { - vars.get = name + "." + prop - } - vars.splice(i, 1) - } - } - return ret -} - -function uniqSet(array) { - var ret = [], - unique = {} - for (var i = 0; i < array.length; i++) { - var el = array[i] - var id = el && typeof el.$id === "string" ? el.$id : el - if (!unique[id]) { - unique[id] = ret.push(el) - } - } - return ret -} -//缓存求值函数,以便多次利用 -var evaluatorPool = new Cache(128) -//取得求值函数及其传参 -var rduplex = /\w\[.*\]|\w\.\w/ -var rproxy = /(\$proxy\$[a-z]+)\d+$/ -var rthimRightParentheses = /\)\s*$/ -var rthimOtherParentheses = /\)\s*\|/g -var rquoteFilterName = /\|\s*([$\w]+)/g -var rpatchBracket = /"\s*\["/g -var rthimLeftParentheses = /"\s*\(/g -function parseFilter(val, filters) { - filters = filters - .replace(rthimRightParentheses, "")//处理最后的小括号 - .replace(rthimOtherParentheses, function () {//处理其他小括号 - return "],|" - }) - .replace(rquoteFilterName, function (a, b) { //处理|及它后面的过滤器的名字 - return "[" + quote(b) - }) - .replace(rpatchBracket, function () { - return '"],["' - }) - .replace(rthimLeftParentheses, function () { - return '",' - }) + "]" - return "return avalon.filters.$filter(" + val + ", " + filters + ")" -} - -function parseExpr(code, scopes, data) { - var dataType = data.type - var filters = data.filters || "" - var exprId = scopes.map(function (el) { - return String(el.$id).replace(rproxy, "$1") - }) + code + dataType + filters - var vars = getVariables(code).concat(), - assigns = [], - names = [], - args = [], - prefix = "" - //args 是一个对象数组, names 是将要生成的求值函数的参数 - scopes = uniqSet(scopes) - data.vars = [] - for (var i = 0, sn = scopes.length; i < sn; i++) { - if (vars.length) { - var name = "vm" + expose + "_" + i - names.push(name) - args.push(scopes[i]) - assigns.push.apply(assigns, addAssign(vars, scopes[i], name, data)) - } - } - if (!assigns.length && dataType === "duplex") { - return - } - if (dataType !== "duplex" && (code.indexOf("||") > -1 || code.indexOf("&&") > -1)) { - //https://github.com/RubyLouvre/avalon/issues/583 - data.vars.forEach(function (v) { - var reg = new RegExp("\\b" + v + "(?:\\.\\w+|\\[\\w+\\])+", "ig") - code = code.replace(reg, function (_) { - var c = _.charAt(v.length) - var r = IEVersion ? code.slice(arguments[1] + _.length) : RegExp.rightContext - var method = /^\s*\(/.test(r) - if (c === "." || c === "[" || method) {//比如v为aa,我们只匹配aa.bb,aa[cc],不匹配aaa.xxx - var name = "var" + String(Math.random()).replace(/^0\./, "") - if (method) {//array.size() - var array = _.split(".") - if (array.length > 2) { - var last = array.pop() - assigns.push(name + " = " + array.join(".")) - return name + "." + last - } else { - return _ - } - } - assigns.push(name + " = " + _) - return name - } else { - return _ - } - }) - }) - } - //---------------args---------------- - data.args = args - //---------------cache---------------- - delete data.vars - var fn = evaluatorPool.get(exprId) //直接从缓存,免得重复生成 - if (fn) { - data.evaluator = fn - return - } - prefix = assigns.join(", ") - if (prefix) { - prefix = "var " + prefix - } - if (/\S/.test(filters)) { //文本绑定,双工绑定才有过滤器 - if (!/text|html/.test(data.type)) { - throw Error("ms-" + data.type + "不支持过滤器") - } - code = "\nvar ret" + expose + " = " + code + ";\r\n" - code += parseFilter("ret" + expose, filters) - } else if (dataType === "duplex") { //双工绑定 - var _body = "'use strict';\nreturn function(vvv){\n\t" + - prefix + - ";\n\tif(!arguments.length){\n\t\treturn " + - code + - "\n\t}\n\t" + (!rduplex.test(code) ? vars.get : code) + - "= vvv;\n} " - try { - fn = Function.apply(noop, names.concat(_body)) - data.evaluator = evaluatorPool.put(exprId, fn) - } catch (e) { - log("debug: parse error," + e.message) - } - return - } else if (dataType === "on") { //事件绑定 - if (code.indexOf("(") === -1) { - code += ".call(this, $event)" - } else { - code = code.replace("(", ".call(this,") - } - names.push("$event") - code = "\nreturn " + code + ";" //IE全家 Function("return ")出错,需要Function("return ;") - var lastIndex = code.lastIndexOf("\nreturn") - var header = code.slice(0, lastIndex) - var footer = code.slice(lastIndex) - code = header + "\n" + footer - } else { //其他绑定 - code = "\nreturn " + code + ";" //IE全家 Function("return ")出错,需要Function("return ;") - } - try { - fn = Function.apply(noop, names.concat("'use strict';\n" + prefix + code)) - data.evaluator = evaluatorPool.put(exprId, fn) - } catch (e) { - log("debug: parse error," + e.message) - } finally { - vars = assigns = names = null //释放内存 - } -} - - -//parseExpr的智能引用代理 - -function parseExprProxy(code, scopes, data, tokens, noRegister) { - if (Array.isArray(tokens)) { - code = tokens.map(function (el) { - return el.expr ? "(" + el.value + ")" : quote(el.value) - }).join(" + ") - } - parseExpr(code, scopes, data) - if (data.evaluator && !noRegister) { - data.handler = bindingExecutors[data.handlerName || data.type] - //方便调试 - //这里非常重要,我们通过判定视图刷新函数的element是否在DOM树决定 - //将它移出订阅者列表 - avalon.injectBinding(data) - } -} -avalon.parseExprProxy = parseExprProxy -/********************************************************************* - * 扫描系统 * - **********************************************************************/ - -avalon.scan = function(elem, vmodel) { - elem = elem || root - var vmodels = vmodel ? [].concat(vmodel) : [] - scanTag(elem, vmodels) -} - -//http://www.w3.org/TR/html5/syntax.html#void-elements -var stopScan = oneObject("area,base,basefont,br,col,command,embed,hr,img,input,link,meta,param,source,track,wbr,noscript,script,style,textarea".toUpperCase()) - -function checkScan(elem, callback, innerHTML) { - var id = setTimeout(function() { - var currHTML = elem.innerHTML - clearTimeout(id) - if (currHTML === innerHTML) { - callback() - } else { - checkScan(elem, callback, currHTML) - } - }) -} - - -function createSignalTower(elem, vmodel) { - var id = elem.getAttribute("avalonctrl") || vmodel.$id - elem.setAttribute("avalonctrl", id) - vmodel.$events.expr = elem.tagName + '[avalonctrl="' + id + '"]' -} - -var getBindingCallback = function(elem, name, vmodels) { - var callback = elem.getAttribute(name) - if (callback) { - for (var i = 0, vm; vm = vmodels[i++]; ) { - if (vm.hasOwnProperty(callback) && typeof vm[callback] === "function") { - return vm[callback] - } - } - } -} - -function executeBindings(bindings, vmodels) { - for (var i = 0, data; data = bindings[i++]; ) { - data.vmodels = vmodels - bindingHandlers[data.type](data, vmodels) - if (data.evaluator && data.element && data.element.nodeType === 1) { //移除数据绑定,防止被二次解析 - //chrome使用removeAttributeNode移除不存在的特性节点时会报错 https://github.com/RubyLouvre/avalon/issues/99 - data.element.removeAttribute(data.name) - } - } - bindings.length = 0 -} - -//https://github.com/RubyLouvre/avalon/issues/636 -var mergeTextNodes = IEVersion && window.MutationObserver ? function (elem) { - var node = elem.firstChild, text - while (node) { - var aaa = node.nextSibling - if (node.nodeType === 3) { - if (text) { - text.nodeValue += node.nodeValue - elem.removeChild(node) - } else { - text = node - } - } else { - text = null - } - node = aaa - } -} : 0 -var roneTime = /^\s*::/ -var rmsAttr = /ms-(\w+)-?(.*)/ -var priorityMap = { - "if": 10, - "repeat": 90, - "data": 100, - "widget": 110, - "each": 1400, - "with": 1500, - "duplex": 2000, - "on": 3000 -} - -var events = oneObject("animationend,blur,change,input,click,dblclick,focus,keydown,keypress,keyup,mousedown,mouseenter,mouseleave,mousemove,mouseout,mouseover,mouseup,scan,scroll,submit") -var obsoleteAttrs = oneObject("value,title,alt,checked,selected,disabled,readonly,enabled") -function bindingSorter(a, b) { - return a.priority - b.priority -} - -function scanAttr(elem, vmodels, match) { - var scanNode = true - if (vmodels.length) { - var attributes = getAttributes ? getAttributes(elem) : elem.attributes - var bindings = [] - var fixAttrs = [] - var msData = {} - for (var i = 0, attr; attr = attributes[i++]; ) { - if (attr.specified) { - if (match = attr.name.match(rmsAttr)) { - //如果是以指定前缀命名的 - var type = match[1] - var param = match[2] || "" - var value = attr.value - var name = attr.name - if (events[type]) { - param = type - type = "on" - } else if (obsoleteAttrs[type]) { - if (type === "enabled") {//吃掉ms-enabled绑定,用ms-disabled代替 - log("warning!ms-enabled或ms-attr-enabled已经被废弃") - type = "disabled" - value = "!(" + value + ")" - } - param = type - type = "attr" - name = "ms-" + type + "-"+ param - fixAttrs.push([attr.name, name, value]) - } - msData[name] = value - if (typeof bindingHandlers[type] === "function") { - var newValue = value.replace(roneTime, "") - var oneTime = value !== newValue - var binding = { - type: type, - param: param, - element: elem, - name: name, - value: newValue, - oneTime: oneTime, - uuid: name+"-"+getUid(elem), - //chrome与firefox下Number(param)得到的值不一样 #855 - priority: (priorityMap[type] || type.charCodeAt(0) * 10 )+ (Number(param.replace(/\D/g, "")) || 0) - } - if (type === "html" || type === "text") { - var token = getToken(value) - avalon.mix(binding, token) - binding.filters = binding.filters.replace(rhasHtml, function () { - binding.type = "html" - binding.group = 1 - return "" - })// jshint ignore:line - } else if (type === "duplex") { - var hasDuplex = name - } else if (name === "ms-if-loop") { - binding.priority += 100 - } - bindings.push(binding) - if (type === "widget") { - elem.msData = elem.msData || msData - } - } - } - } - } - if (bindings.length) { - bindings.sort(bindingSorter) - fixAttrs.forEach(function (arr) { - log("warning!请改用" + arr[1] + "代替" + arr[0] + "!") - elem.removeAttribute(arr[0]) - elem.setAttribute(arr[1], arr[2]) - }) - //http://bugs.jquery.com/ticket/7071 - //在IE下对VML读取type属性,会让此元素所有属性都变成<Failed> - if (hasDuplex) { - if (msData["ms-attr-checked"]) { - log("warning!一个控件不能同时定义ms-attr-checked与" + hasDuplex) - } - if (msData["ms-attr-value"]) { - log("warning!一个控件不能同时定义ms-attr-value与" + hasDuplex) - } - } - for (i = 0; binding = bindings[i]; i++) { - type = binding.type - if (rnoscanAttrBinding.test(type)) { - return executeBindings(bindings.slice(0, i + 1), vmodels) - } else if (scanNode) { - scanNode = !rnoscanNodeBinding.test(type) - } - } - executeBindings(bindings, vmodels) - } - } - if (scanNode && !stopScan[elem.tagName] && rbind.test(elem.innerHTML.replace(rlt, "<").replace(rgt, ">"))) { - mergeTextNodes && mergeTextNodes(elem) - scanNodeList(elem, vmodels) //扫描子孙元素 - } -} -var rnoscanAttrBinding = /^if|widget|repeat$/ -var rnoscanNodeBinding = /^each|with|html|include$/ -//IE67下,在循环绑定中,一个节点如果是通过cloneNode得到,自定义属性的specified为false,无法进入里面的分支, -//但如果我们去掉scanAttr中的attr.specified检测,一个元素会有80+个特性节点(因为它不区分固有属性与自定义属性),很容易卡死页面 -if (!"1" [0]) { - var attrPool = new Cache(512) - var rattrs = /\s+(ms-[^=\s]+)(?:=("[^"]*"|'[^']*'|[^\s>]+))?/g, - rquote = /^['"]/, - rtag = /<\w+\b(?:(["'])[^"]*?(\1)|[^>])*>/i, - ramp = /&/g - //IE6-8解析HTML5新标签,会将它分解两个元素节点与一个文本节点 - //<body><section>ddd</section></body> - // window.onload = function() { - // var body = document.body - // for (var i = 0, el; el = body.children[i++]; ) { - // avalon.log(el.outerHTML) - // } - // } - //依次输出<SECTION>, </SECTION> - var getAttributes = function (elem) { - var html = elem.outerHTML - //处理IE6-8解析HTML5新标签的情况,及<br>等半闭合标签outerHTML为空的情况 - if (html.slice(0, 2) === "</" || !html.trim()) { - return [] - } - var str = html.match(rtag)[0] - var attributes = [], - match, - k, v - var ret = attrPool.get(str) - if (ret) { - return ret - } - while (k = rattrs.exec(str)) { - v = k[2] - if (v) { - v = (rquote.test(v) ? v.slice(1, -1) : v).replace(ramp, "&") - } - var name = k[1].toLowerCase() - match = name.match(rmsAttr) - var binding = { - name: name, - specified: true, - value: v || "" - } - attributes.push(binding) - } - return attrPool.put(str, attributes) - } -} - -function scanNodeList(parent, vmodels) { - var nodes = avalon.slice(parent.childNodes) - scanNodeArray(nodes, vmodels) -} - -function scanNodeArray(nodes, vmodels) { - for (var i = 0, node; node = nodes[i++];) { - switch (node.nodeType) { - case 1: - scanTag(node, vmodels) //扫描元素节点 - if (node.msCallback) { - node.msCallback() - node.msCallback = void 0 - } - break - case 3: - if(rexpr.test(node.nodeValue)){ - scanText(node, vmodels, i) //扫描文本节点 - } - break - } - } -} - - -function scanTag(elem, vmodels, node) { - //扫描顺序 ms-skip(0) --> ms-important(1) --> ms-controller(2) --> ms-if(10) --> ms-repeat(100) - //--> ms-if-loop(110) --> ms-attr(970) ...--> ms-each(1400)-->ms-with(1500)--〉ms-duplex(2000)垫后 - var a = elem.getAttribute("ms-skip") - //#360 在旧式IE中 Object标签在引入Flash等资源时,可能出现没有getAttributeNode,innerHTML的情形 - if (!elem.getAttributeNode) { - return log("warning " + elem.tagName + " no getAttributeNode method") - } - var b = elem.getAttributeNode("ms-important") - var c = elem.getAttributeNode("ms-controller") - if (typeof a === "string") { - return - } else if (node = b || c) { - var newVmodel = avalon.vmodels[node.value] - if (!newVmodel) { - return - } - //ms-important不包含父VM,ms-controller相反 - vmodels = node === b ? [newVmodel] : [newVmodel].concat(vmodels) - var name = node.name - elem.removeAttribute(name) //removeAttributeNode不会刷新[ms-controller]样式规则 - avalon(elem).removeClass(name) - createSignalTower(elem, newVmodel) - } - scanAttr(elem, vmodels) //扫描特性节点 -} -var rhasHtml = /\|\s*html(?:\b|$)/, - r11a = /\|\|/g, - rlt = /</g, - rgt = />/g, - rstringLiteral = /(['"])(\\\1|.)+?\1/g -function getToken(value) { - if (value.indexOf("|") > 0) { - var scapegoat = value.replace(rstringLiteral, function (_) { - return Array(_.length + 1).join("1")// jshint ignore:line - }) - var index = scapegoat.replace(r11a, "\u1122\u3344").indexOf("|") //干掉所有短路或 - if (index > -1) { - return { - filters: value.slice(index), - value: value.slice(0, index), - expr: true - } - } - } - return { - value: value, - filters: "", - expr: true - } -} - -function scanExpr(str) { - var tokens = [], - value, start = 0, - stop - do { - stop = str.indexOf(openTag, start) - if (stop === -1) { - break - } - value = str.slice(start, stop) - if (value) { // {{ 左边的文本 - tokens.push({ - value: value, - filters: "", - expr: false - }) - } - start = stop + openTag.length - stop = str.indexOf(closeTag, start) - if (stop === -1) { - break - } - value = str.slice(start, stop) - if (value) { //处理{{ }}插值表达式 - tokens.push(getToken(value, start)) - } - start = stop + closeTag.length - } while (1) - value = str.slice(start) - if (value) { //}} 右边的文本 - tokens.push({ - value: value, - expr: false, - filters: "" - }) - } - return tokens -} - -function scanText(textNode, vmodels, index) { - var bindings = [] - tokens = scanExpr(textNode.data) - if (tokens.length) { - for (var i = 0; token = tokens[i++]; ) { - var node = DOC.createTextNode(token.value) //将文本转换为文本节点,并替换原来的文本节点 - if (token.expr) { - token.value = token.value.replace(roneTime, function () { - token.oneTime = true - return "" - }) - token.type = "text" - token.element = node - token.filters = token.filters.replace(rhasHtml, function (a, b,c) { - token.type = "html" - return "" - })// jshint ignore:line - token.pos = index * 1000 + i - bindings.push(token) //收集带有插值表达式的文本 - } - avalonFragment.appendChild(node) - } - textNode.parentNode.replaceChild(avalonFragment, textNode) - if (bindings.length) - executeBindings(bindings, vmodels) - } -} - -var bools = ["autofocus,autoplay,async,allowTransparency,checked,controls", - "declare,disabled,defer,defaultChecked,defaultSelected", - "contentEditable,isMap,loop,multiple,noHref,noResize,noShade", - "open,readOnly,selected" -].join(",") -var boolMap = {} -bools.replace(rword, function(name) { - boolMap[name.toLowerCase()] = name -}) - -var propMap = { //属性名映射 - "accept-charset": "acceptCharset", - "char": "ch", - "charoff": "chOff", - "class": "className", - "for": "htmlFor", - "http-equiv": "httpEquiv" -} - -var anomaly = ["accessKey,bgColor,cellPadding,cellSpacing,codeBase,codeType,colSpan", - "dateTime,defaultValue,frameBorder,longDesc,maxLength,marginWidth,marginHeight", - "rowSpan,tabIndex,useMap,vSpace,valueType,vAlign" -].join(",") -anomaly.replace(rword, function(name) { - propMap[name.toLowerCase()] = name -}) - -var rnoscripts = /<noscript.*?>(?:[\s\S]+?)<\/noscript>/img -var rnoscriptText = /<noscript.*?>([\s\S]+?)<\/noscript>/im - -var getXHR = function() { - return new(window.XMLHttpRequest || ActiveXObject)("Microsoft.XMLHTTP") // jshint ignore:line -} - -var templatePool = avalon.templateCache = {} - -bindingHandlers.attr = function(data, vmodels) { - var text = data.value.trim(), - simple = true - if (text.indexOf(openTag) > -1 && text.indexOf(closeTag) > 2) { - simple = false - if (rexpr.test(text) && RegExp.rightContext === "" && RegExp.leftContext === "") { - simple = true - text = RegExp.$1 - } - } - if (data.type === "include") { - var elem = data.element - data.includeRendered = getBindingCallback(elem, "data-include-rendered", vmodels) - data.includeLoaded = getBindingCallback(elem, "data-include-loaded", vmodels) - var outer = data.includeReplace = !! avalon(elem).data("includeReplace") - if (avalon(elem).data("includeCache")) { - data.templateCache = {} - } - data.startInclude = DOC.createComment("ms-include") - data.endInclude = DOC.createComment("ms-include-end") - if (outer) { - data.element = data.startInclude - elem.parentNode.insertBefore(data.startInclude, elem) - elem.parentNode.insertBefore(data.endInclude, elem.nextSibling) - } else { - elem.insertBefore(data.startInclude, elem.firstChild) - elem.appendChild(data.endInclude) - } - } - data.handlerName = "attr" //handleName用于处理多种绑定共用同一种bindingExecutor的情况 - parseExprProxy(text, vmodels, data, (simple ? 0 : scanExpr(data.value))) -} - -bindingExecutors.attr = function(val, elem, data) { - var method = data.type, - attrName = data.param - if (method === "css") { - avalon(elem).css(attrName, val) - } else if (method === "attr") { - - // ms-attr-class="xxx" vm.xxx="aaa bbb ccc"将元素的className设置为aaa bbb ccc - // ms-attr-class="xxx" vm.xxx=false 清空元素的所有类名 - // ms-attr-name="yyy" vm.yyy="ooo" 为元素设置name属性 - var toRemove = (val === false) || (val === null) || (val === void 0) - - if (!W3C && propMap[attrName]) { //旧式IE下需要进行名字映射 - attrName = propMap[attrName] - } - var bool = boolMap[attrName] - if (typeof elem[bool] === "boolean") { - elem[bool] = !! val //布尔属性必须使用el.xxx = true|false方式设值 - if (!val) { //如果为false, IE全系列下相当于setAttribute(xxx,''),会影响到样式,需要进一步处理 - toRemove = true - } - } - if (toRemove) { - return elem.removeAttribute(attrName) - } - //SVG只能使用setAttribute(xxx, yyy), VML只能使用elem.xxx = yyy ,HTML的固有属性必须elem.xxx = yyy - var isInnate = rsvg.test(elem) ? false : (DOC.namespaces && isVML(elem)) ? true : attrName in elem.cloneNode(false) - if (isInnate) { - elem[attrName] = val+"" - } else { - elem.setAttribute(attrName, val) - } - } else if (method === "include" && val) { - var vmodels = data.vmodels - var rendered = data.includeRendered - var loaded = data.includeLoaded - var replace = data.includeReplace - var target = replace ? elem.parentNode : elem - var scanTemplate = function(text) { - if (loaded) { - var newText = loaded.apply(target, [text].concat(vmodels)) - if (typeof newText === "string") - text = newText - } - if (rendered) { - checkScan(target, function() { - rendered.call(target) - }, NaN) - } - var lastID = data.includeLastID - if (data.templateCache && lastID && lastID !== val) { - var lastTemplate = data.templateCache[lastID] - if (!lastTemplate) { - lastTemplate = data.templateCache[lastID] = DOC.createElement("div") - ifGroup.appendChild(lastTemplate) - } - } - data.includeLastID = val - while (true) { - var node = data.startInclude.nextSibling - if (node && node !== data.endInclude) { - target.removeChild(node) - if (lastTemplate) - lastTemplate.appendChild(node) - } else { - break - } - } - var dom = getTemplateNodes(data, val, text) - var nodes = avalon.slice(dom.childNodes) - target.insertBefore(dom, data.endInclude) - scanNodeArray(nodes, vmodels) - } - - if (data.param === "src") { - if (typeof templatePool[val] === "string") { - avalon.nextTick(function() { - scanTemplate(templatePool[val]) - }) - } else if (Array.isArray(templatePool[val])) { //#805 防止在循环绑定中发出许多相同的请求 - templatePool[val].push(scanTemplate) - } else { - var xhr = getXHR() - xhr.onreadystatechange = function() { - if (xhr.readyState === 4) { - var s = xhr.status - if (s >= 200 && s < 300 || s === 304 || s === 1223) { - var text = xhr.responseText - for (var f = 0, fn; fn = templatePool[val][f++];) { - fn(text) - } - templatePool[val] = text - } - } - } - templatePool[val] = [scanTemplate] - xhr.open("GET", val, true) - if ("withCredentials" in xhr) { - xhr.withCredentials = true - } - xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest") - xhr.send(null) - } - } else { - //IE系列与够新的标准浏览器支持通过ID取得元素(firefox14+) - //http://tjvantoll.com/2012/07/19/dom-element-references-as-global-variables/ - var el = val && val.nodeType === 1 ? val : DOC.getElementById(val) - if (el) { - if (el.tagName === "NOSCRIPT" && !(el.innerHTML || el.fixIE78)) { //IE7-8 innerText,innerHTML都无法取得其内容,IE6能取得其innerHTML - xhr = getXHR() //IE9-11与chrome的innerHTML会得到转义的内容,它们的innerText可以 - xhr.open("GET", location, false) //谢谢Nodejs 乱炖群 深圳-纯属虚构 - xhr.send(null) - //http://bbs.csdn.net/topics/390349046?page=1#post-393492653 - var noscripts = DOC.getElementsByTagName("noscript") - var array = (xhr.responseText || "").match(rnoscripts) || [] - var n = array.length - for (var i = 0; i < n; i++) { - var tag = noscripts[i] - if (tag) { //IE6-8中noscript标签的innerHTML,innerText是只读的 - tag.style.display = "none" //http://haslayout.net/css/noscript-Ghost-Bug - tag.fixIE78 = (array[i].match(rnoscriptText) || ["", " "])[1] - } - } - } - avalon.nextTick(function() { - scanTemplate(el.fixIE78 || el.value || el.innerText || el.innerHTML) - }) - } - } - } else { - if (!root.hasAttribute && typeof val === "string" && (method === "src" || method === "href")) { - val = val.replace(/&/g, "&") //处理IE67自动转义的问题 - } - elem[method] = val - if (window.chrome && elem.tagName === "EMBED") { - var parent = elem.parentNode //#525 chrome1-37下embed标签动态设置src不能发生请求 - var comment = document.createComment("ms-src") - parent.replaceChild(comment, elem) - parent.replaceChild(elem, comment) - } - } -} - -function getTemplateNodes(data, id, text) { - var div = data.templateCache && data.templateCache[id] - if (div) { - var dom = DOC.createDocumentFragment(), - firstChild - while (firstChild = div.firstChild) { - dom.appendChild(firstChild) - } - return dom - } - return avalon.parseHTML(text) -} - -//这几个指令都可以使用插值表达式,如ms-src="aaa/{{b}}/{{c}}.html" -"title,alt,src,value,css,include,href".replace(rword, function(name) { - bindingHandlers[name] = bindingHandlers.attr -}) -//根据VM的属性值或表达式的值切换类名,ms-class="xxx yyy zzz:flag" -//http://www.cnblogs.com/rubylouvre/archive/2012/12/17/2818540.html -bindingHandlers["class"] = function(data, vmodels) { - var oldStyle = data.param, - text = data.value, - rightExpr - data.handlerName = "class" - if (!oldStyle || isFinite(oldStyle)) { - data.param = "" //去掉数字 - var noExpr = text.replace(rexprg, function(a) { - return a.replace(/./g, "0") - //return Math.pow(10, a.length - 1) //将插值表达式插入10的N-1次方来占位 - }) - var colonIndex = noExpr.indexOf(":") //取得第一个冒号的位置 - if (colonIndex === -1) { // 比如 ms-class="aaa bbb ccc" 的情况 - var className = text - } else { // 比如 ms-class-1="ui-state-active:checked" 的情况 - className = text.slice(0, colonIndex) - rightExpr = text.slice(colonIndex + 1) - parseExpr(rightExpr, vmodels, data) //决定是添加还是删除 - if (!data.evaluator) { - log("debug: ms-class '" + (rightExpr || "").trim() + "' 不存在于VM中") - return false - } else { - data._evaluator = data.evaluator - data._args = data.args - } - } - var hasExpr = rexpr.test(className) //比如ms-class="width{{w}}"的情况 - if (!hasExpr) { - data.immobileClass = className - } - parseExprProxy("", vmodels, data, (hasExpr ? scanExpr(className) : 0)) - } else { - data.immobileClass = data.oldStyle = data.param - parseExprProxy(text, vmodels, data) - } -} - -bindingExecutors["class"] = function(val, elem, data) { - var $elem = avalon(elem), - method = data.type - if (method === "class" && data.oldStyle) { //如果是旧风格 - $elem.toggleClass(data.oldStyle, !! val) - } else { - //如果存在冒号就有求值函数 - data.toggleClass = data._evaluator ? !! data._evaluator.apply(elem, data._args) : true - data.newClass = data.immobileClass || val - if (data.oldClass && data.newClass !== data.oldClass) { - $elem.removeClass(data.oldClass) - } - data.oldClass = data.newClass - switch (method) { - case "class": - $elem.toggleClass(data.newClass, data.toggleClass) - break - case "hover": - case "active": - if (!data.hasBindEvent) { //确保只绑定一次 - var activate = "mouseenter" //在移出移入时切换类名 - var abandon = "mouseleave" - if (method === "active") { //在聚焦失焦中切换类名 - elem.tabIndex = elem.tabIndex || -1 - activate = "mousedown" - abandon = "mouseup" - var fn0 = $elem.bind("mouseleave", function() { - data.toggleClass && $elem.removeClass(data.newClass) - }) - } - var fn1 = $elem.bind(activate, function() { - data.toggleClass && $elem.addClass(data.newClass) - }) - var fn2 = $elem.bind(abandon, function() { - data.toggleClass && $elem.removeClass(data.newClass) - }) - data.rollback = function() { - $elem.unbind("mouseleave", fn0) - $elem.unbind(activate, fn1) - $elem.unbind(abandon, fn2) - } - data.hasBindEvent = true - } - break; - } - } -} - -"hover,active".replace(rword, function(method) { - bindingHandlers[method] = bindingHandlers["class"] -}) -//ms-controller绑定已经在scanTag 方法中实现 -//ms-css绑定已由ms-attr绑定实现 - - -// bindingHandlers.data 定义在if.js -bindingExecutors.data = function(val, elem, data) { - var key = "data-" + data.param - if (val && typeof val === "object") { - elem[key] = val - } else { - elem.setAttribute(key, String(val)) - } -} -//双工绑定 -var duplexBinding = bindingHandlers.duplex = function(data, vmodels) { - var elem = data.element, - hasCast - parseExprProxy(data.value, vmodels, data, 0, 1) - - data.changed = getBindingCallback(elem, "data-duplex-changed", vmodels) || noop - if (data.evaluator && data.args) { - var params = [] - var casting = oneObject("string,number,boolean,checked") - if (elem.type === "radio" && data.param === "") { - data.param = "checked" - } - if (elem.msData) { - elem.msData["ms-duplex"] = data.value - } - data.param.replace(/\w+/g, function(name) { - if (/^(checkbox|radio)$/.test(elem.type) && /^(radio|checked)$/.test(name)) { - if (name === "radio") - log("ms-duplex-radio已经更名为ms-duplex-checked") - name = "checked" - data.isChecked = true - } - if (name === "bool") { - name = "boolean" - log("ms-duplex-bool已经更名为ms-duplex-boolean") - } else if (name === "text") { - name = "string" - log("ms-duplex-text已经更名为ms-duplex-string") - } - if (casting[name]) { - hasCast = true - } - avalon.Array.ensure(params, name) - }) - if (!hasCast) { - params.push("string") - } - data.param = params.join("-") - data.bound = function(type, callback) { - if (elem.addEventListener) { - elem.addEventListener(type, callback, false) - } else { - elem.attachEvent("on" + type, callback) - } - var old = data.rollback - data.rollback = function() { - elem.avalonSetter = null - avalon.unbind(elem, type, callback) - old && old() - } - } - for (var i in avalon.vmodels) { - var v = avalon.vmodels[i] - v.$fire("avalon-ms-duplex-init", data) - } - var cpipe = data.pipe || (data.pipe = pipe) - cpipe(null, data, "init") - var tagName = elem.tagName - duplexBinding[tagName] && duplexBinding[tagName](elem, data.evaluator.apply(null, data.args), data) - } -} -//不存在 bindingExecutors.duplex - - function fixNull(val) { - return val == null ? "" : val - } -avalon.duplexHooks = { - checked: { - get: function(val, data) { - return !data.element.oldValue - } - }, - string: { - get: function(val) { //同步到VM - return val - }, - set: fixNull - }, - "boolean": { - get: function(val) { - return val === "true" - }, - set: fixNull - }, - number: { - get: function(val, data) { - var number = parseFloat(val) - if (-val === -number) { - return number - } - var arr = /strong|medium|weak/.exec(data.element.getAttribute("data-duplex-number")) || ["medium"] - switch (arr[0]) { - case "strong": - return 0 - case "medium": - return val === "" ? "" : 0 - case "weak": - return val - } - }, - set: fixNull - } -} - -function pipe(val, data, action, e) { - data.param.replace(/\w+/g, function(name) { - var hook = avalon.duplexHooks[name] - if (hook && typeof hook[action] === "function") { - val = hook[action](val, data) - } - }) - return val -} - -var TimerID, ribbon = [] - - avalon.tick = function(fn) { - if (ribbon.push(fn) === 1) { - TimerID = setInterval(ticker, 60) - } - } - - function ticker() { - for (var n = ribbon.length - 1; n >= 0; n--) { - var el = ribbon[n] - if (el() === false) { - ribbon.splice(n, 1) - } - } - if (!ribbon.length) { - clearInterval(TimerID) - } - } - -var watchValueInTimer = noop -var rmsinput = /text|password|hidden/ -new function() { // jshint ignore:line - try { //#272 IE9-IE11, firefox - var setters = {} - var aproto = HTMLInputElement.prototype - var bproto = HTMLTextAreaElement.prototype - function newSetter(value) { // jshint ignore:line - setters[this.tagName].call(this, value) - if (rmsinput.test(this.type) && !this.msFocus && this.avalonSetter) { - this.avalonSetter() - } - } - var inputProto = HTMLInputElement.prototype - Object.getOwnPropertyNames(inputProto) //故意引发IE6-8等浏览器报错 - setters["INPUT"] = Object.getOwnPropertyDescriptor(aproto, "value").set - - Object.defineProperty(aproto, "value", { - set: newSetter - }) - setters["TEXTAREA"] = Object.getOwnPropertyDescriptor(bproto, "value").set - Object.defineProperty(bproto, "value", { - set: newSetter - }) - } catch (e) { - //在chrome 43中 ms-duplex终于不需要使用定时器实现双向绑定了 - // http://updates.html5rocks.com/2015/04/DOM-attributes-now-on-the-prototype - // https://docs.google.com/document/d/1jwA8mtClwxI-QJuHT7872Z0pxpZz8PBkf2bGAbsUtqs/edit?pli=1 - watchValueInTimer = avalon.tick - } -} // jshint ignore:line -if (IEVersion) { - avalon.bind(DOC, "selectionchange", function(e) { - var el = DOC.activeElement - if (el && typeof el.avalonSetter === "function") { - el.avalonSetter() - } - }) -} - -//处理radio, checkbox, text, textarea, password -duplexBinding.INPUT = function(element, evaluator, data) { - var $type = element.type, - bound = data.bound, - $elem = avalon(element), - composing = false - - function callback(value) { - data.changed.call(this, value, data) - } - - function compositionStart() { - composing = true - } - - function compositionEnd() { - composing = false - } - //当value变化时改变model的值 - var updateVModel = function() { - if (composing) //处理中文输入法在minlengh下引发的BUG - return - var val = element.oldValue = element.value //防止递归调用形成死循环 - var lastValue = data.pipe(val, data, "get") - if ($elem.data("duplexObserve") !== false) { - evaluator(lastValue) - callback.call(element, lastValue) - if ($elem.data("duplex-focus")) { - avalon.nextTick(function() { - element.focus() - }) - } - } - } - //当model变化时,它就会改变value的值 - data.handler = function() { - var val = data.pipe(evaluator(), data, "set") + "" //fix #673 - if (val !== element.oldValue) { - element.value = val - } - } - if (data.isChecked || $type === "radio") { - var IE6 = IEVersion === 6 - updateVModel = function() { - if ($elem.data("duplexObserve") !== false) { - var lastValue = data.pipe(element.value, data, "get") - evaluator(lastValue) - callback.call(element, lastValue) - } - } - data.handler = function() { - var val = evaluator() - var checked = data.isChecked ? !! val : val + "" === element.value - element.oldValue = checked - if (IE6) { - setTimeout(function() { - //IE8 checkbox, radio是使用defaultChecked控制选中状态, - //并且要先设置defaultChecked后设置checked - //并且必须设置延迟 - element.defaultChecked = checked - element.checked = checked - }, 31) - } else { - element.checked = checked - } - } - bound("click", updateVModel) - } else if ($type === "checkbox") { - updateVModel = function() { - if ($elem.data("duplexObserve") !== false) { - var method = element.checked ? "ensure" : "remove" - var array = evaluator() - if (!Array.isArray(array)) { - log("ms-duplex应用于checkbox上要对应一个数组") - array = [array] - } - var val = data.pipe(element.value, data, "get") - avalon.Array[method](array, val) - callback.call(element, array) - } - } - - data.handler = function() { - var array = [].concat(evaluator()) //强制转换为数组 - var val = data.pipe(element.value, data, "get") - element.checked = array.indexOf(val) > -1 - } - bound(W3C ? "change" : "click", updateVModel) - } else { - var events = element.getAttribute("data-duplex-event") || "input" - if (element.attributes["data-event"]) { - log("data-event指令已经废弃,请改用data-duplex-event") - } - - function delay(e) { // jshint ignore:line - setTimeout(function() { - updateVModel(e) - }) - } - events.replace(rword, function(name) { - switch (name) { - case "input": - if (!IEVersion) { // W3C - bound("input", updateVModel) - //非IE浏览器才用这个 - bound("compositionstart", compositionStart) - bound("compositionend", compositionEnd) - bound("DOMAutoComplete", updateVModel) - } else { //onpropertychange事件无法区分是程序触发还是用户触发 - // IE下通过selectionchange事件监听IE9+点击input右边的X的清空行为,及粘贴,剪切,删除行为 - if (IEVersion > 8) { - bound("input", updateVModel) //IE9使用propertychange无法监听中文输入改动 - } else { - bound("propertychange", function(e) { //IE6-8下第一次修改时不会触发,需要使用keydown或selectionchange修正 - if (e.propertyName === "value") { - updateVModel() - } - }) - } - bound("dragend", delay) - //http://www.cnblogs.com/rubylouvre/archive/2013/02/17/2914604.html - //http://www.matts411.com/post/internet-explorer-9-oninput/ - } - break - default: - bound(name, updateVModel) - break - } - }) - bound("focus", function() { - element.msFocus = true - }) - bound("blur", function() { - element.msFocus = false - }) - - if (rmsinput.test($type)) { - watchValueInTimer(function() { - if (root.contains(element)) { - if (!element.msFocus && element.oldValue !== element.value) { - updateVModel() - } - } else if (!element.msRetain) { - return false - } - }) - } - - element.avalonSetter = updateVModel //#765 - } - - element.oldValue = element.value - avalon.injectBinding(data) - callback.call(element, element.value) -} -duplexBinding.TEXTAREA = duplexBinding.INPUT -duplexBinding.SELECT = function(element, evaluator, data) { - var $elem = avalon(element) - - function updateVModel() { - if ($elem.data("duplexObserve") !== false) { - var val = $elem.val() //字符串或字符串数组 - if (Array.isArray(val)) { - val = val.map(function(v) { - return data.pipe(v, data, "get") - }) - } else { - val = data.pipe(val, data, "get") - } - if (val + "" !== element.oldValue) { - evaluator(val) - } - data.changed.call(element, val, data) - } - } - data.handler = function() { - var val = evaluator() - val = val && val.$model || val - if (Array.isArray(val)) { - if (!element.multiple) { - log("ms-duplex在<select multiple=true>上要求对应一个数组") - } - } else { - if (element.multiple) { - log("ms-duplex在<select multiple=false>不能对应一个数组") - } - } - //必须变成字符串后才能比较 - val = Array.isArray(val) ? val.map(String) : val + "" - if (val + "" !== element.oldValue) { - $elem.val(val) - element.oldValue = val + "" - } - } - data.bound("change", updateVModel) - element.msCallback = function() { - avalon.injectBinding(data) - data.changed.call(element, evaluator(), data) - } -} -// bindingHandlers.html 定义在if.js -bindingExecutors.html = function (val, elem, data) { - var isHtmlFilter = elem.nodeType !== 1 - var parent = isHtmlFilter ? elem.parentNode : elem - if (!parent) - return - val = val == null ? "" : val - if (data.oldText !== val) { - data.oldText = val - } else { - return - } - if (elem.nodeType === 3) { - var signature = generateID("html") - parent.insertBefore(DOC.createComment(signature), elem) - data.element = DOC.createComment(signature + ":end") - parent.replaceChild(data.element, elem) - elem = data.element - } - if (typeof val !== "object") {//string, number, boolean - var fragment = avalon.parseHTML(String(val)) - } else if (val.nodeType === 11) { //将val转换为文档碎片 - fragment = val - } else if (val.nodeType === 1 || val.item) { - var nodes = val.nodeType === 1 ? val.childNodes : val.item - fragment = avalonFragment.cloneNode(true) - while (nodes[0]) { - fragment.appendChild(nodes[0]) - } - } - - nodes = avalon.slice(fragment.childNodes) - //插入占位符, 如果是过滤器,需要有节制地移除指定的数量,如果是html指令,直接清空 - if (isHtmlFilter) { - var endValue = elem.nodeValue.slice(0, -4) - while (true) { - var node = elem.previousSibling - if (!node || node.nodeType === 8 && node.nodeValue === endValue) { - break - } else { - parent.removeChild(node) - } - } - parent.insertBefore(fragment, elem) - } else { - avalon.clearHTML(elem).appendChild(fragment) - } - scanNodeArray(nodes, data.vmodels) -} -bindingHandlers["if"] = - bindingHandlers.data = - bindingHandlers.text = - bindingHandlers.html = - function(data, vmodels) { - parseExprProxy(data.value, vmodels, data) -} - -bindingExecutors["if"] = function(val, elem, data) { - try { - if(!elem.parentNode) return - } catch(e) {return} - if (val) { //插回DOM树 - if (elem.nodeType === 8) { - elem.parentNode.replaceChild(data.template, elem) - // animate.enter(data.template, elem.parentNode) - elem = data.element = data.template //这时可能为null - } - if (elem.getAttribute(data.name)) { - elem.removeAttribute(data.name) - scanAttr(elem, data.vmodels) - } - data.rollback = null - } else { //移出DOM树,并用注释节点占据原位置 - if (elem.nodeType === 1) { - var node = data.element = DOC.createComment("ms-if") - elem.parentNode.replaceChild(node, elem) - // animate.leave(elem, node.parentNode, node) - data.template = elem //元素节点 - ifGroup.appendChild(elem) - data.rollback = function() { - if (elem.parentNode === ifGroup) { - ifGroup.removeChild(elem) - } - } - } - } -} -//ms-important绑定已经在scanTag 方法中实现 -//ms-include绑定已由ms-attr绑定实现 - -var rdash = /\(([^)]*)\)/ -bindingHandlers.on = function(data, vmodels) { - var value = data.value - data.type = "on" - var eventType = data.param.replace(/-\d+$/, "") // ms-on-mousemove-10 - if (typeof bindingHandlers.on[eventType + "Hook"] === "function") { - bindingHandlers.on[eventType + "Hook"](data) - } - if (value.indexOf("(") > 0 && value.indexOf(")") > -1) { - var matched = (value.match(rdash) || ["", ""])[1].trim() - if (matched === "" || matched === "$event") { // aaa() aaa($event)当成aaa处理 - value = value.replace(rdash, "") - } - } - parseExprProxy(value, vmodels, data) -} - -bindingExecutors.on = function(callback, elem, data) { - callback = function(e) { - var fn = data.evaluator || noop - return fn.apply(this, data.args.concat(e)) - } - var eventType = data.param.replace(/-\d+$/, "") // ms-on-mousemove-10 - if (eventType === "scan") { - callback.call(elem, { - type: eventType - }) - } else if (typeof data.specialBind === "function") { - data.specialBind(elem, callback) - } else { - var removeFn = avalon.bind(elem, eventType, callback) - } - data.rollback = function() { - if (typeof data.specialUnbind === "function") { - data.specialUnbind() - } else { - avalon.unbind(elem, eventType, removeFn) - } - } -} -bindingHandlers.repeat = function (data, vmodels) { - var type = data.type - parseExprProxy(data.value, vmodels, data, 0, 1) - data.proxies = [] - var freturn = false - try { - var $repeat = data.$repeat = data.evaluator.apply(0, data.args || []) - var xtype = avalon.type($repeat) - if (xtype !== "object" && xtype !== "array") { - freturn = true - avalon.log("warning:" + data.value + "只能是对象或数组") - } - } catch (e) { - freturn = true - } - var arr = data.value.split(".") || [] - if (arr.length > 1) { - arr.pop() - var n = arr[0] - for (var i = 0, v; v = vmodels[i++]; ) { - if (v && v.hasOwnProperty(n)) { - var events = v[n].$events || {} - events[subscribers] = events[subscribers] || [] - events[subscribers].push(data) - break - } - } - } - - var elem = data.element - if (elem.nodeType === 1) { - elem.removeAttribute(data.name) - data.sortedCallback = getBindingCallback(elem, "data-with-sorted", vmodels) - data.renderedCallback = getBindingCallback(elem, "data-" + type + "-rendered", vmodels) - var signature = generateID(type) - var start = DOC.createComment(signature) - var end = DOC.createComment(signature + ":end") - data.signature = signature - data.template = avalonFragment.cloneNode(false) - if (type === "repeat") { - var parent = elem.parentNode - parent.replaceChild(end, elem) - parent.insertBefore(start, end) - data.template.appendChild(elem) - } else { - while (elem.firstChild) { - data.template.appendChild(elem.firstChild) - } - elem.appendChild(start) - elem.appendChild(end) - } - data.element = end - data.handler = bindingExecutors.repeat - data.rollback = function () { - var elem = data.element - if (!elem) - return - data.handler("clear") - } - } - - if (freturn) { - return - } - - data.$outer = {} - var check0 = "$key" - var check1 = "$val" - if (Array.isArray($repeat)) { - check0 = "$first" - check1 = "$last" - } - - for (i = 0; v = vmodels[i++]; ) { - if (v.hasOwnProperty(check0) && v.hasOwnProperty(check1)) { - data.$outer = v - break - } - } - var $events = $repeat.$events - var $list = ($events || {})[subscribers] - injectDependency($list, data) - if (xtype === "object") { - data.$with = true - $repeat.$proxy || ($repeat.$proxy = {}) - data.handler("append", $repeat) - } else if ($repeat.length) { - data.handler("add", 0, $repeat.length) - } -} - -bindingExecutors.repeat = function (method, pos, el) { - if (!method && this.$with) { - method = "append" - var flag = "update" - } - if (method) { - var data = this, start, fragment - var end = data.element - var comments = getComments(data) - var parent = end.parentNode - var proxies = data.proxies - var transation = avalonFragment.cloneNode(false) - switch (method) { - case "add": //在pos位置后添加el数组(pos为插入位置,el为要插入的个数) - var n = pos + el - var fragments = [] - for (var i = pos; i < n; i++) { - var proxy = eachProxyAgent(i, data) - proxies.splice(i, 0, proxy) - shimController(data, transation, proxy, fragments) - } - var now = new Date() - 0 - avalon.optimize = avalon.optimize || now - for (i = 0; fragment = fragments[i++]; ) { - scanNodeArray(fragment.nodes, fragment.vmodels) - fragment.nodes = fragment.vmodels = null - } - if (avalon.optimize === now) { - avalon.optimize = null - } - parent.insertBefore(transation, comments[pos] || end) - avalon.profile("插入操作花费了 " + (new Date - now)) - break - case "del": //将pos后的el个元素删掉(pos, el都是数字) - sweepNodes(comments[pos], comments[pos + el] || end) - var removed = proxies.splice(pos, el) - recycleProxies(removed, "each") - break - case "clear": - start = comments[0] - if (start) { - sweepNodes(start, end) - if (data.$with) { - parent.insertBefore(start, end) - } - } - recycleProxies(proxies, "each") - break - case "move": - start = comments[0] - if (start) { - var signature = start.nodeValue - var rooms = [] - var room = [], - node - sweepNodes(start, end, function () { - room.unshift(this) - if (this.nodeValue === signature) { - rooms.unshift(room) - room = [] - } - }) - sortByIndex(rooms, pos) - sortByIndex(proxies, pos) - while (room = rooms.shift()) { - while (node = room.shift()) { - transation.appendChild(node) - } - } - parent.insertBefore(transation, end) - } - break - case "index": //将proxies中的第pos个起的所有元素重新索引 - var last = proxies.length - 1 - for (; el = proxies[pos]; pos++) { - el.$index = pos - el.$first = pos === 0 - el.$last = pos === last - } - return - case "set": //将proxies中的第pos个元素的VM设置为el(pos为数字,el任意) - proxy = proxies[pos] - if (proxy) { - fireDependencies(proxy.$events[data.param || "el"]) - } - break - case "append": - var object = data.$repeat //原来第2参数, 被循环对象 - var oldProxy = object.$proxy //代理对象组成的hash - var keys = [] - now = new Date() - 0 - avalon.optimize = avalon.optimize || now - if (flag === "update") { - if (!data.evaluator) { - parseExprProxy(data.value, data.vmodels, data, 0, 1) - } - object = data.$repeat = data.evaluator.apply(0, data.args || []) - object.$proxy = oldProxy - } - var pool = object.$proxy || {} - removed = [] - var nodes = data.element.parentNode.childNodes - var add = false - for (i = 0; node = nodes[i++]; ) { - if (node.nodeValue === data.signature) { - add = true - } else if (node.nodeValue === data.signature + ":end") { - add = false - } - if (add) { - removed.push(node) - } - } - - var indexNode = [], item - var keyIndex = data.keyIndex || (data.keyIndex = {}) - //将现有的节点全部移出DOM树 - for ( i = 0; i < removed.length; i++) { - el = removed[i] - if (el.nodeValue === data.signature) { - item = avalonFragment.cloneNode(false) - indexNode.push(item) - } - item.appendChild(el) - } - - - for (var key in object) { //当前对象的所有键名 - if (object.hasOwnProperty(key) && key !== "hasOwnProperty" && key !== "$proxy") { - keys.push(key) - } - } - - for (var i = 0; key = keys[i++]; ) { - if (!pool.hasOwnProperty(key)) {//添加缺失的代理VM - pool[key] = withProxyAgent(pool[key], key, data) - } else { - pool[key].$val = object[key] - } - } - - for ( key in pool) { - if (keys.indexOf(key) === -1) {//删除没用的代理VM - proxyRecycler(pool[key], withProxyPool) //去掉之前的代理VM - delete pool[key] - } - } - var fragments = [] - var renderKeys = keys //需要渲染到DOM树去的键名 - var end = data.element - if (data.sortedCallback) { //如果有回调,则让它们排序 - var keys2 = data.sortedCallback.call(parent, keys) - if (keys2 && Array.isArray(keys2)) { - renderKeys = keys2 - } - } - - for (i = 0; i < renderKeys.length; i++) { - key = renderKeys[i] - if (typeof keyIndex[key] === "number") { - transation.appendChild(indexNode[keyIndex[key]]) - fragments.push({}) - } else { - shimController(data, transation, pool[key], fragments) - } - } - - for (i = 0; i < renderKeys.length; i++) { - keyIndex[renderKeys[i]] = i - } - - for (i = 0; fragment = fragments[i++]; ) { - if (fragment.nodes) { - scanNodeArray(fragment.nodes, fragment.vmodels) - fragment.nodes = fragment.vmodels = null - } - } - if (avalon.optimize === now) { - avalon.optimize = null - } - parent.insertBefore(transation, end) - avalon.profile("插入操作花费了 " + (new Date - now)) - break - } - if (!data.$repeat || data.$repeat.hasOwnProperty("$lock")) //IE6-8 VBScript对象会报错, 有时候data.$repeat不存在 - return - if (method === "clear") - method = "del" - var callback = data.renderedCallback || noop, - args = arguments - if (parent.oldValue && parent.tagName === "SELECT") { //fix #503 - avalon(parent).val(parent.oldValue.split(",")) - } - callback.apply(parent, args) - } -} -"with,each".replace(rword, function (name) { - bindingHandlers[name] = bindingHandlers.repeat -}) - -function shimController(data, transation, proxy, fragments) { - var content = data.template.cloneNode(true) - var nodes = avalon.slice(content.childNodes) - content.insertBefore(DOC.createComment(data.signature), content.firstChild) - transation.appendChild(content) - var nv = [proxy].concat(data.vmodels) - var fragment = { - nodes: nodes, - vmodels: nv - } - fragments.push(fragment) -} - -function getComments(data) { - var ret = [] - var nodes = data.element.parentNode.childNodes - for(var i= 0, node; node = nodes[i++];){ - if(node.nodeValue === data.signature){ - ret.push( node ) - }else if(node.nodeValue === data.signature+":end"){ - break - } - } - return ret -} - - -//移除掉start与end之间的节点(保留end) -function sweepNodes(start, end, callback) { - while (true) { - var node = end.previousSibling - if (!node) - break - node.parentNode.removeChild(node) - callback && callback.call(node) - if (node === start) { - break - } - } -} - -// 为ms-each,ms-with, ms-repeat会创建一个代理VM, -// 通过它们保持一个下上文,让用户能调用$index,$first,$last,$remove,$key,$val,$outer等属性与方法 -// 所有代理VM的产生,消费,收集,存放通过xxxProxyFactory,xxxProxyAgent, recycleProxies,xxxProxyPool实现 -var withProxyPool = [] -function withProxyFactory() { - var proxy = modelFactory({ - $key: "", - $outer: {}, - $host: {}, - $val: { - get: function () { - return this.$host[this.$key] - }, - set: function (val) { - this.$host[this.$key] = val - } - } - }, { - $val: 1 - }) - proxy.$id = generateID("$proxy$with") - return proxy -} - -function withProxyAgent(proxy, key, data) { - proxy = proxy || withProxyPool.pop() - if (!proxy) { - proxy = withProxyFactory() - } else { - proxy.$reinitialize() - } - var host = data.$repeat - proxy.$key = key - proxy.$host = host - proxy.$outer = data.$outer - if (host.$events) { - proxy.$events.$val = host.$events[key] - } else { - proxy.$events = {} - } - return proxy -} - - -function recycleProxies(proxies) { - eachProxyRecycler(proxies) -} -function eachProxyRecycler(proxies) { - proxies.forEach(function (proxy) { - proxyRecycler(proxy, eachProxyPool) - }) - proxies.length = 0 -} - - -var eachProxyPool = [] -function eachProxyFactory(name) { - var source = { - $host: [], - $outer: {}, - $index: 0, - $first: false, - $last: false, - $remove: avalon.noop - } - source[name] = { - get: function () { - var e = this.$events - var array = e.$index - e.$index = e[name] //#817 通过$index为el收集依赖 - try { - return this.$host[this.$index] - } finally { - e.$index = array - } - }, - set: function (val) { - try { - var e = this.$events - var array = e.$index - e.$index = [] - this.$host.set(this.$index, val) - } finally { - e.$index = array - } - } - } - var second = { - $last: 1, - $first: 1, - $index: 1 - } - var proxy = modelFactory(source, second) - proxy.$id = generateID("$proxy$each") - return proxy -} - -function eachProxyAgent(index, data) { - var param = data.param || "el", - proxy - for (var i = 0, n = eachProxyPool.length; i < n; i++) { - var candidate = eachProxyPool[i] - if (candidate && candidate.hasOwnProperty(param)) { - proxy = candidate - eachProxyPool.splice(i, 1) - } - } - if (!proxy) { - proxy = eachProxyFactory(param) - } - var host = data.$repeat - var last = host.length - 1 - proxy.$index = index - proxy.$first = index === 0 - proxy.$last = index === last - proxy.$host = host - proxy.$outer = data.$outer - proxy.$remove = function () { - return host.removeAt(proxy.$index) - } - return proxy -} - - -function proxyRecycler(proxy, proxyPool) { - for (var i in proxy.$events) { - if (Array.isArray(proxy.$events[i])) { - proxy.$events[i].forEach(function (data) { - if (typeof data === "object") - disposeData(data) - })// jshint ignore:line - proxy.$events[i].length = 0 - } - } - proxy.$host = proxy.$outer = {} - if (proxyPool.unshift(proxy) > kernel.maxRepeatSize) { - proxyPool.pop() - } -} -/********************************************************************* - * 各种指令 * - **********************************************************************/ -//ms-skip绑定已经在scanTag 方法中实现 -// bindingHandlers.text 定义在if.js -bindingExecutors.text = function(val, elem) { - val = val == null ? "" : val //不在页面上显示undefined null - if (elem.nodeType === 3) { //绑定在文本节点上 - try { //IE对游离于DOM树外的节点赋值会报错 - elem.data = val - } catch (e) {} - } else { //绑定在特性节点上 - if ("textContent" in elem) { - elem.textContent = val - } else { - elem.innerText = val - } - } -} -function parseDisplay(nodeName, val) { - //用于取得此类标签的默认display值 - var key = "_" + nodeName - if (!parseDisplay[key]) { - var node = DOC.createElement(nodeName) - root.appendChild(node) - if (W3C) { - val = getComputedStyle(node, null).display - } else { - val = node.currentStyle.display - } - root.removeChild(node) - parseDisplay[key] = val - } - return parseDisplay[key] -} - -avalon.parseDisplay = parseDisplay - -bindingHandlers.visible = function(data, vmodels) { - var elem = data.element - var display = elem.style.display - if(display === "none"){ - display = parseDisplay(elem.nodeName) - } - data.display = display - parseExprProxy(data.value, vmodels, data) -} - -bindingExecutors.visible = function(val, elem, data) { - elem.style.display = val ? data.display : "none" -} -bindingHandlers.widget = function(data, vmodels) { - var args = data.value.match(rword) - var elem = data.element - var widget = args[0] - var id = args[1] - if (!id || id === "$") { //没有定义或为$时,取组件名+随机数 - id = generateID(widget) - } - var optName = args[2] || widget //没有定义,取组件名 - var constructor = avalon.ui[widget] - if (typeof constructor === "function") { //ms-widget="tabs,tabsAAA,optname" - vmodels = elem.vmodels || vmodels - for (var i = 0, v; v = vmodels[i++];) { - if (v.hasOwnProperty(optName) && typeof v[optName] === "object") { - var vmOptions = v[optName] - vmOptions = vmOptions.$model || vmOptions - break - } - } - if (vmOptions) { - var wid = vmOptions[widget + "Id"] - if (typeof wid === "string") { - log("warning!不再支持" + widget + "Id") - id = wid - } - } - //抽取data-tooltip-text、data-tooltip-attr属性,组成一个配置对象 - var widgetData = avalon.getWidgetData(elem, widget) - data.value = [widget, id, optName].join(",") - data[widget + "Id"] = id - data.evaluator = noop - elem.msData["ms-widget-id"] = id - var options = data[widget + "Options"] = avalon.mix({}, constructor.defaults, vmOptions || {}, widgetData) - elem.removeAttribute("ms-widget") - var vmodel = constructor(elem, data, vmodels) || {} //防止组件不返回VM - if (vmodel.$id) { - avalon.vmodels[id] = vmodel - createSignalTower(elem, vmodel) - try { - vmodel.$init(function() { - avalon.scan(elem, [vmodel].concat(vmodels)) - if (typeof options.onInit === "function") { - options.onInit.call(elem, vmodel, options, vmodels) - } - }) - } catch (e) {} - data.rollback = function() { - try { - vmodel.widgetElement = null - vmodel.$remove() - } catch (e) {} - elem.msData = {} - delete avalon.vmodels[vmodel.$id] - } - injectDisposeQueue(data, widgetList) - if (window.chrome) { - elem.addEventListener("DOMNodeRemovedFromDocument", function() { - setTimeout(rejectDisposeQueue) - }) - } - } else { - avalon.scan(elem, vmodels) - } - } else if (vmodels.length) { //如果该组件还没有加载,那么保存当前的vmodels - elem.vmodels = vmodels - } -} -var widgetList = [] -//不存在 bindingExecutors.widget -/********************************************************************* - * 自带过滤器 * - **********************************************************************/ -var rscripts = /<script[^>]*>([\S\s]*?)<\/script\s*>/gim -var ron = /\s+(on[^=\s]+)(?:=("[^"]*"|'[^']*'|[^\s>]+))?/g -var ropen = /<\w+\b(?:(["'])[^"]*?(\1)|[^>])*>/ig -var rsanitize = { - a: /\b(href)\=("javascript[^"]*"|'javascript[^']*')/ig, - img: /\b(src)\=("javascript[^"]*"|'javascript[^']*')/ig, - form: /\b(action)\=("javascript[^"]*"|'javascript[^']*')/ig -} -var rsurrogate = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g -var rnoalphanumeric = /([^\#-~| |!])/g; - -function numberFormat(number, decimals, point, thousands) { - //form http://phpjs.org/functions/number_format/ - //number 必需,要格式化的数字 - //decimals 可选,规定多少个小数位。 - //point 可选,规定用作小数点的字符串(默认为 . )。 - //thousands 可选,规定用作千位分隔符的字符串(默认为 , ),如果设置了该参数,那么所有其他参数都是必需的。 - number = (number + '') - .replace(/[^0-9+\-Ee.]/g, '') - var n = !isFinite(+number) ? 0 : +number, - prec = !isFinite(+decimals) ? 3 : Math.abs(decimals), - sep = thousands || ",", - dec = point || ".", - s = '', - toFixedFix = function(n, prec) { - var k = Math.pow(10, prec) - return '' + (Math.round(n * k) / k) - .toFixed(prec) - } - // Fix for IE parseFloat(0.55).toFixed(0) = 0; - s = (prec ? toFixedFix(n, prec) : '' + Math.round(n)) - .split('.') - if (s[0].length > 3) { - s[0] = s[0].replace(/\B(?=(?:\d{3})+(?!\d))/g, sep) - } - if ((s[1] || '') - .length < prec) { - s[1] = s[1] || '' - s[1] += new Array(prec - s[1].length + 1) - .join('0') - } - return s.join(dec) -} - - -var filters = avalon.filters = { - uppercase: function(str) { - return str.toUpperCase() - }, - lowercase: function(str) { - return str.toLowerCase() - }, - truncate: function(str, length, truncation) { - //length,新字符串长度,truncation,新字符串的结尾的字段,返回新字符串 - length = length || 30 - truncation = typeof truncation === "string" ? truncation : "..." - return str.length > length ? str.slice(0, length - truncation.length) + truncation : String(str) - }, - $filter: function(val) { - for (var i = 1, n = arguments.length; i < n; i++) { - var array = arguments[i] - var fn = avalon.filters[array.shift()] - if (typeof fn === "function") { - var arr = [val].concat(array) - val = fn.apply(null, arr) - } - } - return val - }, - camelize: camelize, - //https://www.owasp.org/index.php/XSS_Filter_Evasion_Cheat_Sheet - // <a href="javasc
ript:alert('XSS')">chrome</a> - // <a href="data:text/html;base64, PGltZyBzcmM9eCBvbmVycm9yPWFsZXJ0KDEpPg==">chrome</a> - // <a href="jav ascript:alert('XSS');">IE67chrome</a> - // <a href="jav	ascript:alert('XSS');">IE67chrome</a> - // <a href="jav
ascript:alert('XSS');">IE67chrome</a> - sanitize: function(str) { - return str.replace(rscripts, "").replace(ropen, function(a, b) { - var match = a.toLowerCase().match(/<(\w+)\s/) - if (match) { //处理a标签的href属性,img标签的src属性,form标签的action属性 - var reg = rsanitize[match[1]] - if (reg) { - a = a.replace(reg, function(s, name, value) { - var quote = value.charAt(0) - return name + "=" + quote + "javascript:void(0)" + quote// jshint ignore:line - }) - } - } - return a.replace(ron, " ").replace(/\s+/g, " ") //移除onXXX事件 - }) - }, - escape: function(str) { - //将字符串经过 str 转义得到适合在页面中显示的内容, 例如替换 < 为 < - return String(str). - replace(/&/g, '&'). - replace(rsurrogate, function(value) { - var hi = value.charCodeAt(0) - var low = value.charCodeAt(1) - return '&#' + (((hi - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000) + ';' - }). - replace(rnoalphanumeric, function(value) { - return '&#' + value.charCodeAt(0) + ';' - }). - replace(/</g, '<'). - replace(/>/g, '>') - }, - currency: function(amount, symbol, fractionSize) { - return (symbol || "\uFFE5") + numberFormat(amount, isFinite(fractionSize) ? fractionSize : 2) - }, - number: numberFormat -} -/* - 'yyyy': 4 digit representation of year (e.g. AD 1 => 0001, AD 2010 => 2010) - 'yy': 2 digit representation of year, padded (00-99). (e.g. AD 2001 => 01, AD 2010 => 10) - 'y': 1 digit representation of year, e.g. (AD 1 => 1, AD 199 => 199) - 'MMMM': Month in year (January-December) - 'MMM': Month in year (Jan-Dec) - 'MM': Month in year, padded (01-12) - 'M': Month in year (1-12) - 'dd': Day in month, padded (01-31) - 'd': Day in month (1-31) - 'EEEE': Day in Week,(Sunday-Saturday) - 'EEE': Day in Week, (Sun-Sat) - 'HH': Hour in day, padded (00-23) - 'H': Hour in day (0-23) - 'hh': Hour in am/pm, padded (01-12) - 'h': Hour in am/pm, (1-12) - 'mm': Minute in hour, padded (00-59) - 'm': Minute in hour (0-59) - 'ss': Second in minute, padded (00-59) - 's': Second in minute (0-59) - 'a': am/pm marker - 'Z': 4 digit (+sign) representation of the timezone offset (-1200-+1200) - format string can also be one of the following predefined localizable formats: - - 'medium': equivalent to 'MMM d, y h:mm:ss a' for en_US locale (e.g. Sep 3, 2010 12:05:08 pm) - 'short': equivalent to 'M/d/yy h:mm a' for en_US locale (e.g. 9/3/10 12:05 pm) - 'fullDate': equivalent to 'EEEE, MMMM d,y' for en_US locale (e.g. Friday, September 3, 2010) - 'longDate': equivalent to 'MMMM d, y' for en_US locale (e.g. September 3, 2010 - 'mediumDate': equivalent to 'MMM d, y' for en_US locale (e.g. Sep 3, 2010) - 'shortDate': equivalent to 'M/d/yy' for en_US locale (e.g. 9/3/10) - 'mediumTime': equivalent to 'h:mm:ss a' for en_US locale (e.g. 12:05:08 pm) - 'shortTime': equivalent to 'h:mm a' for en_US locale (e.g. 12:05 pm) - */ -new function() {// jshint ignore:line - function toInt(str) { - return parseInt(str, 10) || 0 - } - - function padNumber(num, digits, trim) { - var neg = "" - if (num < 0) { - neg = '-' - num = -num - } - num = "" + num - while (num.length < digits) - num = "0" + num - if (trim) - num = num.substr(num.length - digits) - return neg + num - } - - function dateGetter(name, size, offset, trim) { - return function(date) { - var value = date["get" + name]() - if (offset > 0 || value > -offset) - value += offset - if (value === 0 && offset === -12) { - value = 12 - } - return padNumber(value, size, trim) - } - } - - function dateStrGetter(name, shortForm) { - return function(date, formats) { - var value = date["get" + name]() - var get = (shortForm ? ("SHORT" + name) : name).toUpperCase() - return formats[get][value] - } - } - - function timeZoneGetter(date) { - var zone = -1 * date.getTimezoneOffset() - var paddedZone = (zone >= 0) ? "+" : "" - paddedZone += padNumber(Math[zone > 0 ? "floor" : "ceil"](zone / 60), 2) + padNumber(Math.abs(zone % 60), 2) - return paddedZone - } - //取得上午下午 - - function ampmGetter(date, formats) { - return date.getHours() < 12 ? formats.AMPMS[0] : formats.AMPMS[1] - } - var DATE_FORMATS = { - yyyy: dateGetter("FullYear", 4), - yy: dateGetter("FullYear", 2, 0, true), - y: dateGetter("FullYear", 1), - MMMM: dateStrGetter("Month"), - MMM: dateStrGetter("Month", true), - MM: dateGetter("Month", 2, 1), - M: dateGetter("Month", 1, 1), - dd: dateGetter("Date", 2), - d: dateGetter("Date", 1), - HH: dateGetter("Hours", 2), - H: dateGetter("Hours", 1), - hh: dateGetter("Hours", 2, -12), - h: dateGetter("Hours", 1, -12), - mm: dateGetter("Minutes", 2), - m: dateGetter("Minutes", 1), - ss: dateGetter("Seconds", 2), - s: dateGetter("Seconds", 1), - sss: dateGetter("Milliseconds", 3), - EEEE: dateStrGetter("Day"), - EEE: dateStrGetter("Day", true), - a: ampmGetter, - Z: timeZoneGetter - } - var rdateFormat = /((?:[^yMdHhmsaZE']+)|(?:'(?:[^']|'')*')|(?:E+|y+|M+|d+|H+|h+|m+|s+|a|Z))(.*)/ - var raspnetjson = /^\/Date\((\d+)\)\/$/ - filters.date = function(date, format) { - var locate = filters.date.locate, - text = "", - parts = [], - fn, match - format = format || "mediumDate" - format = locate[format] || format - if (typeof date === "string") { - if (/^\d+$/.test(date)) { - date = toInt(date) - } else if (raspnetjson.test(date)) { - date = +RegExp.$1 - } else { - var trimDate = date.trim() - var dateArray = [0, 0, 0, 0, 0, 0, 0] - var oDate = new Date(0) - //取得年月日 - trimDate = trimDate.replace(/^(\d+)\D(\d+)\D(\d+)/, function(_, a, b, c) { - var array = c.length === 4 ? [c, a, b] : [a, b, c] - dateArray[0] = toInt(array[0]) //年 - dateArray[1] = toInt(array[1]) - 1 //月 - dateArray[2] = toInt(array[2]) //日 - return "" - }) - var dateSetter = oDate.setFullYear - var timeSetter = oDate.setHours - trimDate = trimDate.replace(/[T\s](\d+):(\d+):?(\d+)?\.?(\d)?/, function(_, a, b, c, d) { - dateArray[3] = toInt(a) //小时 - dateArray[4] = toInt(b) //分钟 - dateArray[5] = toInt(c) //秒 - if (d) { //毫秒 - dateArray[6] = Math.round(parseFloat("0." + d) * 1000) - } - return "" - }) - var tzHour = 0 - var tzMin = 0 - trimDate = trimDate.replace(/Z|([+-])(\d\d):?(\d\d)/, function(z, symbol, c, d) { - dateSetter = oDate.setUTCFullYear - timeSetter = oDate.setUTCHours - if (symbol) { - tzHour = toInt(symbol + c) - tzMin = toInt(symbol + d) - } - return "" - }) - - dateArray[3] -= tzHour - dateArray[4] -= tzMin - dateSetter.apply(oDate, dateArray.slice(0, 3)) - timeSetter.apply(oDate, dateArray.slice(3)) - date = oDate - } - } - if (typeof date === "number") { - date = new Date(date) - } - if (avalon.type(date) !== "date") { - return - } - while (format) { - match = rdateFormat.exec(format) - if (match) { - parts = parts.concat(match.slice(1)) - format = parts.pop() - } else { - parts.push(format) - format = null - } - } - parts.forEach(function(value) { - fn = DATE_FORMATS[value] - text += fn ? fn(date, locate) : value.replace(/(^'|'$)/g, "").replace(/''/g, "'") - }) - return text - } - var locate = { - AMPMS: { - 0: "上午", - 1: "下午" - }, - DAY: { - 0: "星期日", - 1: "星期一", - 2: "星期二", - 3: "星期三", - 4: "星期四", - 5: "星期五", - 6: "星期六" - }, - MONTH: { - 0: "1月", - 1: "2月", - 2: "3月", - 3: "4月", - 4: "5月", - 5: "6月", - 6: "7月", - 7: "8月", - 8: "9月", - 9: "10月", - 10: "11月", - 11: "12月" - }, - SHORTDAY: { - "0": "周日", - "1": "周一", - "2": "周二", - "3": "周三", - "4": "周四", - "5": "周五", - "6": "周六" - }, - fullDate: "y年M月d日EEEE", - longDate: "y年M月d日", - medium: "yyyy-M-d H:mm:ss", - mediumDate: "yyyy-M-d", - mediumTime: "H:mm:ss", - "short": "yy-M-d ah:mm", - shortDate: "yy-M-d", - shortTime: "ah:mm" - } - locate.SHORTMONTH = locate.MONTH - filters.date.locate = locate -}// jshint ignore:line -/********************************************************************* - * AMD加载器 * - **********************************************************************/ -//https://www.devbridge.com/articles/understanding-amd-requirejs/ -//http://maxogden.com/nested-dependencies.html -var modules = avalon.modules = { - "domReady!": { - exports: avalon, - state: 3 - }, - "avalon": { - exports: avalon, - state: 4 - } -} -//Object(modules[id]).state拥有如下值 -// undefined 没有定义 -// 1(send) 已经发出请求 -// 2(loading) 已经被执行但还没有执行完成,在这个阶段define方法会被执行 -// 3(loaded) 执行完毕,通过onload/onreadystatechange回调判定,在这个阶段checkDeps方法会执行 -// 4(execute) 其依赖也执行完毕, 值放到exports对象上,在这个阶段fireFactory方法会执行 -modules.exports = modules.avalon - -new function () {// jshint ignore:line - var loadings = [] //正在加载中的模块列表 - var factorys = [] //放置define方法的factory函数 - var rjsext = /\.js$/i - function makeRequest(name, config) { -//1. 去掉资源前缀 - var res = "js" - name = name.replace(/^(\w+)\!/, function (a, b) { - res = b - return "" - }) - if (res === "ready") { - log("debug: ready!已经被废弃,请使用domReady!") - res = "domReady" - } -//2. 去掉querystring, hash - var query = "" - name = name.replace(rquery, function (a) { - query = a - return "" - }) - //3. 去掉扩展名 - var suffix = "." + res - var ext = /js|css/.test(suffix) ? suffix : "" - name = name.replace(/\.[a-z0-9]+$/g, function (a) { - if (a === suffix) { - ext = a - return "" - } else { - return a - } - }) - var req = avalon.mix({ - query: query, - ext: ext, - res: res, - name: name, - toUrl: toUrl - }, config) - req.toUrl(name) - return req - } - - function fireRequest(req) { - var name = req.name - var res = req.res - //1. 如果该模块已经发出请求,直接返回 - var module = modules[name] - var urlNoQuery = name && req.urlNoQuery - if (module && module.state >= 1) { - return name - } - module = modules[urlNoQuery] - if (module && module.state >= 3) { - innerRequire(module.deps || [], module.factory, urlNoQuery) - return urlNoQuery - } - if (name && !module) { - module = modules[urlNoQuery] = { - id: urlNoQuery, - state: 1 //send - } - var wrap = function (obj) { - resources[res] = obj - obj.load(name, req, function (a) { - if (arguments.length && a !== void 0) { - module.exports = a - } - module.state = 4 - checkDeps() - }) - } - - if (!resources[res]) { - innerRequire([res], wrap) - } else { - wrap(resources[res]) - } - } - return name ? urlNoQuery : res + "!" - } - -//核心API之一 require - var requireQueue = [] - var isUserFirstRequire = false - innerRequire = avalon.require = function (array, factory, parentUrl, defineConfig) { - if (!isUserFirstRequire) { - requireQueue.push(avalon.slice(arguments)) - if (arguments.length <= 2) { - isUserFirstRequire = true - var queue = requireQueue.splice(0, requireQueue.length), args - while (args = queue.shift()) { - innerRequire.apply(null, args) - } - } - return - } - - if (!Array.isArray(array)) { - avalon.error("require方法的第一个参数应为数组 " + array) - } - var deps = [] // 放置所有依赖项的完整路径 - var uniq = {} - var id = parentUrl || "callback" + setTimeout("1")// jshint ignore:line - defineConfig = defineConfig || {} - defineConfig.baseUrl = kernel.baseUrl - var isBuilt = !!defineConfig.built - if (parentUrl) { - defineConfig.parentUrl = parentUrl.substr(0, parentUrl.lastIndexOf("/")) - defineConfig.mapUrl = parentUrl.replace(rjsext, "") - } - if (isBuilt) { - var req = makeRequest(defineConfig.defineName, defineConfig) - id = req.urlNoQuery - } else { - array.forEach(function (name) { - var req = makeRequest(name, defineConfig) - var url = fireRequest(req) //加载资源,并返回该资源的完整地址 - if (url) { - if (!uniq[url]) { - deps.push(url) - uniq[url] = "司徒正美" //去重 - } - } - }) - } - - var module = modules[id] - if (!module || module.state !== 4) { - modules[id] = { - id: id, - deps: isBuilt ? array.concat() : deps, - factory: factory || noop, - state: 3 - } - } - if (!module) { - //如果此模块是定义在另一个JS文件中, 那必须等该文件加载完毕, 才能放到检测列队中 - loadings.push(id) - } - checkDeps() - } - -//核心API之二 require - innerRequire.define = function (name, deps, factory) { //模块名,依赖列表,模块本身 - if (typeof name !== "string") { - factory = deps - deps = name - name = "anonymous" - } - if (!Array.isArray(deps)) { - factory = deps - deps = [] - } - var config = { - built: !isUserFirstRequire, //用r.js打包后,所有define会放到requirejs之前 - defineName: name - } - var args = [deps, factory, config] - factory.require = function (url) { - args.splice(2, 0, url) - if (modules[url]) { - modules[url].state = 3 //loaded - var isCycle = false - try { - isCycle = checkCycle(modules[url].deps, url) - } catch (e) { - } - if (isCycle) { - avalon.error(url + "模块与之前的模块存在循环依赖,请不要直接用script标签引入" + url + "模块") - } - } - delete factory.require //释放内存 - innerRequire.apply(null, args) //0,1,2 --> 1,2,0 - } -//根据标准,所有遵循W3C标准的浏览器,script标签会按标签的出现顺序执行。 -//老的浏览器中,加载也是按顺序的:一个文件下载完成后,才开始下载下一个文件。 -//较新的浏览器中(IE8+ 、FireFox3.5+ 、Chrome4+ 、Safari4+),为了减小请求时间以优化体验, -//下载可以是并行的,但是执行顺序还是按照标签出现的顺序。 -//但如果script标签是动态插入的, 就未必按照先请求先执行的原则了,目测只有firefox遵守 -//唯一比较一致的是,IE10+及其他标准浏览器,一旦开始解析脚本, 就会一直堵在那里,直接脚本解析完毕 -//亦即,先进入loading阶段的script标签(模块)必然会先进入loaded阶段 - var url = config.built ? "unknown" : getCurrentScript() - if (url) { - var module = modules[url] - if (module) { - module.state = 2 - } - factory.require(url) - } else {//合并前后的safari,合并后的IE6-9走此分支 - factorys.push(factory) - } - } -//核心API之三 require.config(settings) - innerRequire.config = kernel - //核心API之四 define.amd 标识其符合AMD规范 - innerRequire.define.amd = modules - - //==========================对用户配置项进行再加工========================== - var allpaths = kernel["orig.paths"] = {} - var allmaps = kernel["orig.map"] = {} - var allpackages = kernel["packages"] = [] - var allargs = kernel["orig.args"] = {} - avalon.mix(plugins, { - paths: function (hash) { - avalon.mix(allpaths, hash) - kernel.paths = makeIndexArray(allpaths) - }, - map: function (hash) { - avalon.mix(allmaps, hash) - var list = makeIndexArray(allmaps, 1, 1) - avalon.each(list, function (_, item) { - item.val = makeIndexArray(item.val) - }) - kernel.map = list - }, - packages: function (array) { - array = array.concat(allpackages) - var uniq = {} - var ret = [] - for (var i = 0, pkg; pkg = array[i++]; ) { - pkg = typeof pkg === "string" ? {name: pkg} : pkg - var name = pkg.name - if (!uniq[name]) { - var url = joinPath(pkg.location || name, pkg.main || "main") - url = url.replace(rjsext, "") - ret.push(pkg) - uniq[name] = pkg.location = url - pkg.reg = makeMatcher(name) - } - } - kernel.packages = ret.sort() - }, - urlArgs: function (hash) { - if (typeof hash === "string") { - hash = {"*": hash} - } - avalon.mix(allargs, hash) - kernel.urlArgs = makeIndexArray(allargs, 1) - }, - baseUrl: function (url) { - if (!isAbsUrl(url)) { - var baseElement = head.getElementsByTagName("base")[0] - if (baseElement) { - head.removeChild(baseElement) - } - var node = DOC.createElement("a") - node.href = url - url = getFullUrl(node, "href") - if (baseElement) { - head.insertBefore(baseElement, head.firstChild) - } - } - if (url.length > 3) - kernel.baseUrl = url - }, - shim: function (obj) { - for (var i in obj) { - var value = obj[i] - if (Array.isArray(value)) { - value = obj[i] = { - deps: value - } - } - if (!value.exportsFn && (value.exports || value.init)) { - value.exportsFn = makeExports(value) - } - } - kernel.shim = obj - } - - }) - - - //==============================内部方法================================= - function checkCycle(deps, nick) { - //检测是否存在循环依赖 - for (var i = 0, id; id = deps[i++]; ) { - if (modules[id].state !== 4 && - (id === nick || checkCycle(modules[id].deps, nick))) { - return true - } - } - } - - function checkFail(node, onError, fuckIE) { - var id = trimQuery(node.src) //检测是否死链 - node.onload = node.onreadystatechange = node.onerror = null - if (onError || (fuckIE && modules[id] && !modules[id].state)) { - setTimeout(function () { - head.removeChild(node) - node = null // 处理旧式IE下的循环引用问题 - }) - log("debug: 加载 " + id + " 失败" + onError + " " + (!modules[id].state)) - } else { - return true - } - } - - function checkDeps() { - //检测此JS模块的依赖是否都已安装完毕,是则安装自身 - loop: for (var i = loadings.length, id; id = loadings[--i]; ) { - var obj = modules[id], - deps = obj.deps - if (!deps) - continue - for (var j = 0, key; key = deps[j]; j++) { - if (Object(modules[key]).state !== 4) { - continue loop - } - } - //如果deps是空对象或者其依赖的模块的状态都是2 - if (obj.state !== 4) { - loadings.splice(i, 1) //必须先移除再安装,防止在IE下DOM树建完后手动刷新页面,会多次执行它 - fireFactory(obj.id, obj.deps, obj.factory) - checkDeps() //如果成功,则再执行一次,以防有些模块就差本模块没有安装好 - } - } - } - - var rreadyState = /complete|loaded/ - function loadJS(url, id, callback) { - //通过script节点加载目标模块 - var node = DOC.createElement("script") - node.className = subscribers //让getCurrentScript只处理类名为subscribers的script节点 - var supportLoad = "onload" in node - var onEvent = supportLoad ? "onload" : "onreadystatechange" - function onload() { - var factory = factorys.pop() - factory && factory.require(id) - if (callback) { - callback() - } - if (checkFail(node, false, !supportLoad)) { - log("debug: 已成功加载 " + url) - id && loadings.push(id) - checkDeps() - } - } - var index = 0, loadID - node[onEvent] = supportLoad ? onload : function () { - if (rreadyState.test(node.readyState)) { - ++index - if (index === 1) { - loadID = setTimeout(onload, 500) - } else { - clearTimeout(loadID) - onload() - } - } - } - node.onerror = function () { - checkFail(node, true) - } - - head.insertBefore(node, head.firstChild) //chrome下第二个参数不能为null - node.src = url //插入到head的第一个节点前,防止IE6下head标签没闭合前使用appendChild抛错 - log("debug: 正准备加载 " + url) //更重要的是IE6下可以收窄getCurrentScript的寻找范围 - } - - var resources = innerRequire.plugins = { - //三大常用资源插件 js!, css!, text!, ready! - ready: { - load: noop - }, - js: { - load: function (name, req, onLoad) { - var url = req.url - var id = req.urlNoQuery - var shim = kernel.shim[name.replace(rjsext, "")] - if (shim) { //shim机制 - innerRequire(shim.deps || [], function () { - var args = avalon.slice(arguments) - loadJS(url, id, function () { - onLoad(shim.exportsFn ? shim.exportsFn.apply(0, args) : void 0) - }) - }) - } else { - loadJS(url, id) - } - } - }, - css: { - load: function (name, req, onLoad) { - var url = req.url - var node = DOC.createElement("link") - node.rel = "stylesheet" - node.href = url - head.insertBefore(node, head.firstChild) - log("debug: 已成功加载 " + url) - onLoad() - } - }, - text: { - load: function (name, req, onLoad) { - var url = req.url - var xhr = getXHR() - xhr.onreadystatechange = function () { - if (xhr.readyState === 4) { - var status = xhr.status; - if (status > 399 && status < 600) { - avalon.error(url + " 对应资源不存在或没有开启 CORS") - } else { - log("debug: 已成功加载 " + url) - onLoad(xhr.responseText) - } - } - } - var time = "_=" + (new Date() - 0) - var _url = url.indexOf("?") === -1 ? url + "?" + time : url + "&" + time - xhr.open("GET", _url, true) - if ("withCredentials" in xhr) {//这是处理跨域 - xhr.withCredentials = true - } - xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest")//告诉后端这是AJAX请求 - xhr.send() - log("debug: 正准备加载 " + url) - } - } - } - innerRequire.checkDeps = checkDeps - - var rquery = /(\?[^#]*)$/ - function trimQuery(url) { - return (url || "").replace(rquery, "") - } - - function isAbsUrl(path) { - //http://stackoverflow.com/questions/10687099/how-to-test-if-a-url-string-is-absolute-or-relative - return /^(?:[a-z]+:)?\/\//i.test(String(path)) - } - - function getFullUrl(node, src) { - return"1"[0] ? node[src] : node.getAttribute(src, 4) - } - - function getCurrentScript() { - // inspireb by https://github.com/samyk/jiagra/blob/master/jiagra.js - var stack - try { - a.b.c() //强制报错,以便捕获e.stack - } catch (e) { //safari5的sourceURL,firefox的fileName,它们的效果与e.stack不一样 - stack = e.stack - if (!stack && window.opera) { - //opera 9没有e.stack,但有e.Backtrace,但不能直接取得,需要对e对象转字符串进行抽取 - stack = (String(e).match(/of linked script \S+/g) || []).join(" ") - } - } - if (stack) { - /**e.stack最后一行在所有支持的浏览器大致如下: - *chrome23: - * at http://113.93.50.63/data.js:4:1 - *firefox17: - *@http://113.93.50.63/query.js:4 - *opera12:http://www.oldapps.com/opera.php?system=Windows_XP - *@http://113.93.50.63/data.js:4 - *IE10: - * at Global code (http://113.93.50.63/data.js:4:1) - * //firefox4+ 可以用document.currentScript - */ - stack = stack.split(/[@ ]/g).pop() //取得最后一行,最后一个空格或@之后的部分 - stack = stack[0] === "(" ? stack.slice(1, -1) : stack.replace(/\s/, "") //去掉换行符 - return trimQuery(stack.replace(/(:\d+)?:\d+$/i, "")) //去掉行号与或许存在的出错字符起始位置 - } - var nodes = head.getElementsByTagName("script") //只在head标签中寻找 - for (var i = nodes.length, node; node = nodes[--i]; ) { - if (node.className === subscribers && node.readyState === "interactive") { - var url = getFullUrl(node, "src") - return node.className = trimQuery(url) - } - } - } - - var rcallback = /^callback\d+$/ - function fireFactory(id, deps, factory) { - var module = Object(modules[id]) - module.state = 4 - for (var i = 0, array = [], d; d = deps[i++]; ) { - if (d === "exports") { - var obj = module.exports || (module.exports = {}) - array.push(obj) - } else { - array.push(modules[d].exports) - } - } - try { - var ret = factory.apply(window, array) - } catch (e) { - log("执行[" + id + "]模块的factory抛错: ", e) - } - if (ret !== void 0) { - module.exports = ret - } - if (rcallback.test(id)) { - delete modules[id] - } - delete module.factory - return ret - } - function toUrl(id) { - if (id.indexOf(this.res + "!") === 0) { - id = id.slice(this.res.length + 1) //处理define("css!style",[], function(){})的情况 - } - var url = id - //1. 是否命中paths配置项 - var usePath = 0 - var baseUrl = this.baseUrl - var rootUrl = this.parentUrl || baseUrl - eachIndexArray(id, kernel.paths, function (value, key) { - url = url.replace(key, value) - usePath = 1 - }) - //2. 是否命中packages配置项 - if (!usePath) { - eachIndexArray(id, kernel.packages, function (value, key, item) { - url = url.replace(item.name, item.location) - }) - } - //3. 是否命中map配置项 - if (this.mapUrl) { - eachIndexArray(this.mapUrl, kernel.map, function (array) { - eachIndexArray(url, array, function (mdValue, mdKey) { - url = url.replace(mdKey, mdValue) - rootUrl = baseUrl - }) - }) - } - var ext = this.ext - if (ext && usePath && url.slice(-ext.length) === ext) { - url = url.slice(0, -ext.length) - } - //4. 转换为绝对路径 - if (!isAbsUrl(url)) { - rootUrl = this.built || /^\w/.test(url) ? baseUrl : rootUrl - url = joinPath(rootUrl, url) - } - //5. 还原扩展名,query - var urlNoQuery = url + ext - url = urlNoQuery + this.query - //6. 处理urlArgs - eachIndexArray(id, kernel.urlArgs, function (value) { - url += (url.indexOf("?") === -1 ? "?" : "&") + value; - }) - this.url = url - return this.urlNoQuery = urlNoQuery - } - - function makeIndexArray(hash, useStar, part) { - //创建一个经过特殊算法排好序的数组 - var index = hash2array(hash, useStar, part) - index.sort(descSorterByName) - return index - } - - function makeMatcher(prefix) { - return new RegExp('^' + prefix + '(/|$)') - } - - function makeExports(value) { - return function () { - var ret - if (value.init) { - ret = value.init.apply(window, arguments) - } - return ret || (value.exports && getGlobal(value.exports)) - } - } - - - function hash2array(hash, useStar, part) { - var array = []; - for (var key in hash) { - if (ohasOwn.call(hash, key)) { - var item = { - name: key, - val: hash[key] - } - array.push(item) - item.reg = key === "*" && useStar ? /^/ : makeMatcher(key) - if (part && key !== "*") { - item.reg = new RegExp('\/' + key.replace(/^\//, "") + '(/|$)') - } - } - } - return array - } - - function eachIndexArray(moduleID, array, matcher) { - array = array || [] - for (var i = 0, el; el = array[i++]; ) { - if (el.reg.test(moduleID)) { - matcher(el.val, el.name, el) - return false - } - } - } - // 根据元素的name项进行数组字符数逆序的排序函数 - function descSorterByName(a, b) { - var aaa = a.name - var bbb = b.name - if (bbb === "*") { - return -1 - } - if (aaa === "*") { - return 1 - } - return bbb.length - aaa.length - } - - var rdeuce = /\/\w+\/\.\./ - function joinPath(a, b) { - if (a.charAt(a.length - 1) !== "/") { - a += "/" - } - if (b.slice(0, 2) === "./") { //相对于兄弟路径 - return a + b.slice(2) - } - if (b.slice(0, 2) === "..") { //相对于父路径 - a += b - while (rdeuce.test(a)) { - a = a.replace(rdeuce, "") - } - return a - } - if (b.slice(0, 1) === "/") { - return a + b.slice(1) - } - return a + b - } - - function getGlobal(value) { - if (!value) { - return value - } - var g = window - value.split(".").forEach(function (part) { - g = g[part] - }) - return g - } - - var mainNode = DOC.scripts[DOC.scripts.length - 1] - var dataMain = mainNode.getAttribute("data-main") - if (dataMain) { - plugins.baseUrl(dataMain) - var href = kernel.baseUrl - kernel.baseUrl = href.slice(0, href.lastIndexOf("/") + 1) - loadJS(href.replace(rjsext, "") + ".js") - } else { - var loaderUrl = trimQuery(getFullUrl(mainNode, "src")) - kernel.baseUrl = loaderUrl.slice(0, loaderUrl.lastIndexOf("/") + 1) - } -}// jshint ignore:line - -/********************************************************************* - * DOMReady * - **********************************************************************/ - -var readyList = [], isReady -var fireReady = function(fn) { - isReady = true - if (innerRequire) { - modules["domReady!"].state = 4 - innerRequire.checkDeps() - } - while(fn = readyList.shift()){ - fn(avalon) - } -} - -function doScrollCheck() { - try { //IE下通过doScrollCheck检测DOM树是否建完 - root.doScroll("left") - fireReady() - } catch (e) { - setTimeout(doScrollCheck) - } -} - -if (DOC.readyState === "complete") { - setTimeout(fireReady) //如果在domReady之外加载 -} else if (W3C) { - DOC.addEventListener("DOMContentLoaded", fireReady) -} else { - DOC.attachEvent("onreadystatechange", function() { - if (DOC.readyState === "complete") { - fireReady() - } - }) - try { - var isTop = window.frameElement === null - } catch (e) { - } - if (root.doScroll && isTop && window.external) {//fix IE iframe BUG - doScrollCheck() - } -} -avalon.bind(window, "load", fireReady) - -avalon.ready = function(fn) { - if (!isReady) { - readyList.push(fn) - } else { - fn(avalon) - } -} - -avalon.config({ - loader: true -}) - -avalon.ready(function() { - avalon.scan(DOC.body) -}) - -// Register as a named AMD module, since avalon can be concatenated with other -// files that may use define, but not via a proper concatenation script that -// understands anonymous AMD modules. A named AMD is safest and most robust -// way to register. Lowercase avalon is used because AMD module names are -// derived from file names, and Avalon is normally delivered in a lowercase -// file name. Do this after creating the global so that if an AMD module wants -// to call noConflict to hide this version of avalon, it will work. - -// Note that for maximum portability, libraries that are not avalon should -// declare themselves as anonymous modules, and avoid setting a global if an -// AMD loader is present. avalon is a special case. For more information, see -// https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon - if (typeof define === "function" && define.amd) { - define("avalon", [], function() { - return avalon - }) - } -// Map over avalon in case of overwrite - var _avalon = window.avalon - avalon.noConflict = function(deep) { - if (deep && window.avalon === avalon) { - window.avalon = _avalon - } - return avalon - } -// Expose avalon identifiers, even in AMD -// and CommonJS for browser emulators - if (noGlobal === void 0) { - window.avalon = avalon - } - return avalon - +/*==================================================
+ Copyright (c) 2013-2015 司徒正美 and other contributors
+ http://www.cnblogs.com/rubylouvre/
+ https://github.com/RubyLouvre
+ http://weibo.com/jslouvre/
+
+ Released under the MIT license
+ avalon.js 1.45 built in 2015.7.17
+ support IE6+ and other browsers
+ ==================================================*/
+(function(global, factory) {
+
+ if (typeof module === "object" && typeof module.exports === "object") {
+ // For CommonJS and CommonJS-like environments where a proper `window`
+ // is present, execute the factory and get avalon.
+ // For environments that do not have a `window` with a `document`
+ // (such as Node.js), expose a factory as module.exports.
+ // This accentuates the need for the creation of a real `window`.
+ // e.g. var avalon = require("avalon")(window);
+ module.exports = global.document ? factory(global, true) : function(w) {
+ if (!w.document) {
+ throw new Error("Avalon requires a window with a document")
+ }
+ return factory(w)
+ }
+ } else {
+ factory(global)
+ }
+
+// Pass this if window is not defined yet
+}(typeof window !== "undefined" ? window : this, function(window, noGlobal){
+
+/*********************************************************************
+ * 全局变量及方法 *
+ **********************************************************************/
+var expose = new Date() - 0
+//http://stackoverflow.com/questions/7290086/javascript-use-strict-and-nicks-find-global-function
+var DOC = window.document
+var head = DOC.getElementsByTagName("head")[0] //HEAD元素
+var ifGroup = head.insertBefore(document.createElement("avalon"), head.firstChild) //避免IE6 base标签BUG
+ifGroup.innerHTML = "X<style id='avalonStyle'>.avalonHide{ display: none!important }</style>"
+ifGroup.setAttribute("ms-skip", "1")
+ifGroup.className = "avalonHide"
+var rnative = /\[native code\]/ //判定是否原生函数
+function log() {
+ if (window.console && avalon.config.debug) {
+ // http://stackoverflow.com/questions/8785624/how-to-safely-wrap-console-log
+ Function.apply.call(console.log, console, arguments)
+ }
+}
+
+
+var subscribers = "$" + expose
+var otherRequire = window.require
+var otherDefine = window.define
+var innerRequire
+var stopRepeatAssign = false
+var rword = /[^, ]+/g //切割字符串为一个个小块,以空格或豆号分开它们,结合replace实现字符串的forEach
+var rcomplexType = /^(?:object|array)$/
+var rsvg = /^\[object SVG\w*Element\]$/
+var rwindow = /^\[object (?:Window|DOMWindow|global)\]$/
+var oproto = Object.prototype
+var ohasOwn = oproto.hasOwnProperty
+var serialize = oproto.toString
+var ap = Array.prototype
+var aslice = ap.slice
+var Registry = {} //将函数曝光到此对象上,方便访问器收集依赖
+var W3C = window.dispatchEvent
+var root = DOC.documentElement
+var avalonFragment = DOC.createDocumentFragment()
+var cinerator = DOC.createElement("div")
+var class2type = {}
+"Boolean Number String Function Array Date RegExp Object Error".replace(rword, function (name) {
+ class2type["[object " + name + "]"] = name.toLowerCase()
+})
+
+
+function noop() {
+}
+
+
+function oneObject(array, val) {
+ if (typeof array === "string") {
+ array = array.match(rword) || []
+ }
+ var result = {},
+ value = val !== void 0 ? val : 1
+ for (var i = 0, n = array.length; i < n; i++) {
+ result[array[i]] = value
+ }
+ return result
+}
+
+//生成UUID http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript
+var generateID = function (prefix) {
+ prefix = prefix || "avalon"
+ return String(Math.random() + Math.random()).replace(/\d\.\d{4}/, prefix)
+}
+function IE() {
+ if (window.VBArray) {
+ var mode = document.documentMode
+ return mode ? mode : window.XMLHttpRequest ? 7 : 6
+ } else {
+ return NaN
+ }
+}
+var IEVersion = IE()
+
+avalon = function (el) { //创建jQuery式的无new 实例化结构
+ return new avalon.init(el)
+}
+
+avalon.profile = function () {
+ if (window.console && avalon.config.profile) {
+ Function.apply.call(console.log, console, arguments)
+ }
+}
+
+/*视浏览器情况采用最快的异步回调*/
+avalon.nextTick = new function () {// jshint ignore:line
+ var tickImmediate = window.setImmediate
+ var tickObserver = window.MutationObserver
+ var tickPost = W3C && window.postMessage
+ if (tickImmediate) {
+ return tickImmediate.bind(window)
+ }
+
+ var queue = []
+ function callback() {
+ var n = queue.length
+ for (var i = 0; i < n; i++) {
+ queue[i]()
+ }
+ queue = queue.slice(n)
+ }
+
+ if (tickObserver) {
+ var node = document.createTextNode("avalon")
+ new tickObserver(callback).observe(node, {characterData: true})// jshint ignore:line
+ return function (fn) {
+ queue.push(fn)
+ node.data = Math.random()
+ }
+ }
+
+ if (tickPost) {
+ window.addEventListener("message", function (e) {
+ var source = e.source
+ if ((source === window || source === null) && e.data === "process-tick") {
+ e.stopPropagation()
+ callback()
+ }
+ })
+
+ return function (fn) {
+ queue.push(fn)
+ window.postMessage('process-tick', '*')
+ }
+ }
+
+ return function (fn) {
+ setTimeout(fn, 0)
+ }
+}// jshint ignore:line
+/*********************************************************************
+ * avalon的静态方法定义区 *
+ **********************************************************************/
+avalon.init = function (el) {
+ this[0] = this.element = el
+}
+avalon.fn = avalon.prototype = avalon.init.prototype
+
+avalon.type = function (obj) { //取得目标的类型
+ if (obj == null) {
+ return String(obj)
+ }
+ // 早期的webkit内核浏览器实现了已废弃的ecma262v4标准,可以将正则字面量当作函数使用,因此typeof在判定正则时会返回function
+ return typeof obj === "object" || typeof obj === "function" ?
+ class2type[serialize.call(obj)] || "object" :
+ typeof obj
+}
+
+var isFunction = typeof alert === "object" ? function (fn) {
+ try {
+ return /^\s*\bfunction\b/.test(fn + "")
+ } catch (e) {
+ return false
+ }
+} : function (fn) {
+ return serialize.call(fn) === "[object Function]"
+}
+avalon.isFunction = isFunction
+
+avalon.isWindow = function (obj) {
+ if (!obj)
+ return false
+ // 利用IE678 window == document为true,document == window竟然为false的神奇特性
+ // 标准浏览器及IE9,IE10等使用 正则检测
+ return obj == obj.document && obj.document != obj //jshint ignore:line
+}
+
+function isWindow(obj) {
+ return rwindow.test(serialize.call(obj))
+}
+if (isWindow(window)) {
+ avalon.isWindow = isWindow
+}
+var enu
+for (enu in avalon({})) {
+ break
+}
+var enumerateBUG = enu !== "0" //IE6下为true, 其他为false
+/*判定是否是一个朴素的javascript对象(Object),不是DOM对象,不是BOM对象,不是自定义类的实例*/
+avalon.isPlainObject = function (obj, key) {
+ if (!obj || avalon.type(obj) !== "object" || obj.nodeType || avalon.isWindow(obj)) {
+ return false;
+ }
+ try { //IE内置对象没有constructor
+ if (obj.constructor && !ohasOwn.call(obj, "constructor") && !ohasOwn.call(obj.constructor.prototype, "isPrototypeOf")) {
+ return false;
+ }
+ } catch (e) { //IE8 9会在这里抛错
+ return false;
+ }
+ if (enumerateBUG) {
+ for (key in obj) {
+ return ohasOwn.call(obj, key)
+ }
+ }
+ for (key in obj) {
+ }
+ return key === void 0 || ohasOwn.call(obj, key)
+}
+if (rnative.test(Object.getPrototypeOf)) {
+ avalon.isPlainObject = function (obj) {
+ // 简单的 typeof obj === "object"检测,会致使用isPlainObject(window)在opera下通不过
+ return serialize.call(obj) === "[object Object]" && Object.getPrototypeOf(obj) === oproto
+ }
+}
+//与jQuery.extend方法,可用于浅拷贝,深拷贝
+avalon.mix = avalon.fn.mix = function () {
+ var options, name, src, copy, copyIsArray, clone,
+ target = arguments[0] || {},
+ i = 1,
+ length = arguments.length,
+ deep = false
+
+ // 如果第一个参数为布尔,判定是否深拷贝
+ if (typeof target === "boolean") {
+ deep = target
+ target = arguments[1] || {}
+ i++
+ }
+
+ //确保接受方为一个复杂的数据类型
+ if (typeof target !== "object" && !isFunction(target)) {
+ target = {}
+ }
+
+ //如果只有一个参数,那么新成员添加于mix所在的对象上
+ if (i === length) {
+ target = this
+ i--
+ }
+
+ for (; i < length; i++) {
+ //只处理非空参数
+ if ((options = arguments[i]) != null) {
+ for (name in options) {
+ src = target[name]
+ try {
+ copy = options[name] //当options为VBS对象时报错
+ } catch (e) {
+ continue
+ }
+
+ // 防止环引用
+ if (target === copy) {
+ continue
+ }
+ if (deep && copy && (avalon.isPlainObject(copy) || (copyIsArray = Array.isArray(copy)))) {
+
+ if (copyIsArray) {
+ copyIsArray = false
+ clone = src && Array.isArray(src) ? src : []
+
+ } else {
+ clone = src && avalon.isPlainObject(src) ? src : {}
+ }
+
+ target[name] = avalon.mix(deep, clone, copy)
+ } else if (copy !== void 0) {
+ target[name] = copy
+ }
+ }
+ }
+ }
+ return target
+}
+
+function _number(a, len) { //用于模拟slice, splice的效果
+ a = Math.floor(a) || 0
+ return a < 0 ? Math.max(len + a, 0) : Math.min(a, len);
+}
+avalon.mix({
+ rword: rword,
+ subscribers: subscribers,
+ version: 1.45,
+ ui: {},
+ log: log,
+ slice: W3C ? function (nodes, start, end) {
+ return aslice.call(nodes, start, end)
+ } : function (nodes, start, end) {
+ var ret = []
+ var len = nodes.length
+ if (end === void 0)
+ end = len
+ if (typeof end === "number" && isFinite(end)) {
+ start = _number(start, len)
+ end = _number(end, len)
+ for (var i = start; i < end; ++i) {
+ ret[i - start] = nodes[i]
+ }
+ }
+ return ret
+ },
+ noop: noop,
+ /*如果不用Error对象封装一下,str在控制台下可能会乱码*/
+ error: function (str, e) {
+ throw (e || Error)(str)
+ },
+ /*将一个以空格或逗号隔开的字符串或数组,转换成一个键值都为1的对象*/
+ oneObject: oneObject,
+ /* avalon.range(10)
+ => [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
+ avalon.range(1, 11)
+ => [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
+ avalon.range(0, 30, 5)
+ => [0, 5, 10, 15, 20, 25]
+ avalon.range(0, -10, -1)
+ => [0, -1, -2, -3, -4, -5, -6, -7, -8, -9]
+ avalon.range(0)
+ => []*/
+ range: function (start, end, step) { // 用于生成整数数组
+ step || (step = 1)
+ if (end == null) {
+ end = start || 0
+ start = 0
+ }
+ var index = -1,
+ length = Math.max(0, Math.ceil((end - start) / step)),
+ result = new Array(length)
+ while (++index < length) {
+ result[index] = start
+ start += step
+ }
+ return result
+ },
+ eventHooks: [],
+ /*绑定事件*/
+ bind: function(el, type, fn, phase) {
+ var hooks = avalon.eventHooks
+ var hook = hooks[type]
+ if (typeof hook === "object") {
+ type = hook.type
+ if (hook.deel) {
+ fn = hook.deel(el, type, fn, phase)
+ }
+ }
+ var callback = W3C ? fn : function(e) {
+ fn.call(el, fixEvent(e));
+ }
+ if (W3C) {
+ el.addEventListener(type, callback, !!phase)
+ } else {
+ el.attachEvent("on" + type, callback)
+ }
+ return callback
+ },
+ /*卸载事件*/
+ unbind: function(el, type, fn, phase) {
+ var hooks = avalon.eventHooks
+ var hook = hooks[type]
+ var callback = fn || noop
+ if (typeof hook === "object") {
+ type = hook.type
+ if (hook.deel) {
+ fn = hook.deel(el, type, fn, false)
+ }
+ }
+ if (W3C) {
+ el.removeEventListener(type, callback, !!phase)
+ } else {
+ el.detachEvent("on" + type, callback)
+ }
+ },
+ /*读写删除元素节点的样式*/
+ css: function (node, name, value) {
+ if (node instanceof avalon) {
+ node = node[0]
+ }
+ var prop = /[_-]/.test(name) ? camelize(name) : name, fn
+ name = avalon.cssName(prop) || prop
+ if (value === void 0 || typeof value === "boolean") { //获取样式
+ fn = cssHooks[prop + ":get"] || cssHooks["@:get"]
+ if (name === "background") {
+ name = "backgroundColor"
+ }
+ var val = fn(node, name)
+ return value === true ? parseFloat(val) || 0 : val
+ } else if (value === "") { //请除样式
+ node.style[name] = ""
+ } else { //设置样式
+ if (value == null || value !== value) {
+ return
+ }
+ if (isFinite(value) && !avalon.cssNumber[prop]) {
+ value += "px"
+ }
+ fn = cssHooks[prop + ":set"] || cssHooks["@:set"]
+ fn(node, name, value)
+ }
+ },
+ /*遍历数组与对象,回调的第一个参数为索引或键名,第二个或元素或键值*/
+ each: function (obj, fn) {
+ if (obj) { //排除null, undefined
+ var i = 0
+ if (isArrayLike(obj)) {
+ for (var n = obj.length; i < n; i++) {
+ if (fn(i, obj[i]) === false)
+ break
+ }
+ } else {
+ for (i in obj) {
+ if (obj.hasOwnProperty(i) && fn(i, obj[i]) === false) {
+ break
+ }
+ }
+ }
+ }
+ },
+ //收集元素的data-{{prefix}}-*属性,并转换为对象
+ getWidgetData: function (elem, prefix) {
+ var raw = avalon(elem).data()
+ var result = {}
+ for (var i in raw) {
+ if (i.indexOf(prefix) === 0) {
+ result[i.replace(prefix, "").replace(/\w/, function (a) {
+ return a.toLowerCase()
+ })] = raw[i]
+ }
+ }
+ return result
+ },
+ Array: {
+ /*只有当前数组不存在此元素时只添加它*/
+ ensure: function (target, item) {
+ if (target.indexOf(item) === -1) {
+ return target.push(item)
+ }
+ },
+ /*移除数组中指定位置的元素,返回布尔表示成功与否*/
+ removeAt: function (target, index) {
+ return !!target.splice(index, 1).length
+ },
+ /*移除数组中第一个匹配传参的那个元素,返回布尔表示成功与否*/
+ remove: function (target, item) {
+ var index = target.indexOf(item)
+ if (~index)
+ return avalon.Array.removeAt(target, index)
+ return false
+ }
+ }
+})
+
+var bindingHandlers = avalon.bindingHandlers = {}
+var bindingExecutors = avalon.bindingExecutors = {}
+
+/*判定是否类数组,如节点集合,纯数组,arguments与拥有非负整数的length属性的纯JS对象*/
+function isArrayLike(obj) {
+ if (!obj)
+ return false
+ var n = obj.length
+ if (n === (n >>> 0)) { //检测length属性是否为非负整数
+ var type = serialize.call(obj).slice(8, -1)
+ if (/(?:regexp|string|function|window|global)$/i.test(type))
+ return false
+ if (type === "Array")
+ return true
+ try {
+ if ({}.propertyIsEnumerable.call(obj, "length") === false) { //如果是原生对象
+ return /^\s?function/.test(obj.item || obj.callee)
+ }
+ return true
+ } catch (e) { //IE的NodeList直接抛错
+ return !obj.window //IE6-8 window
+ }
+ }
+ return false
+}
+
+
+// https://github.com/rsms/js-lru
+var Cache = new function() {// jshint ignore:line
+ function LRU(maxLength) {
+ this.size = 0
+ this.limit = maxLength
+ this.head = this.tail = void 0
+ this._keymap = {}
+ }
+
+ var p = LRU.prototype
+
+ p.put = function(key, value) {
+ var entry = {
+ key: key,
+ value: value
+ }
+ this._keymap[key] = entry
+ if (this.tail) {
+ this.tail.newer = entry
+ entry.older = this.tail
+ } else {
+ this.head = entry
+ }
+ this.tail = entry
+ if (this.size === this.limit) {
+ this.shift()
+ } else {
+ this.size++
+ }
+ return value
+ }
+
+ p.shift = function() {
+ var entry = this.head
+ if (entry) {
+ this.head = this.head.newer
+ this.head.older =
+ entry.newer =
+ entry.older =
+ this._keymap[entry.key] = void 0
+ }
+ }
+ p.get = function(key) {
+ var entry = this._keymap[key]
+ if (entry === void 0)
+ return
+ if (entry === this.tail) {
+ return entry.value
+ }
+ // HEAD--------------TAIL
+ // <.older .newer>
+ // <--- add direction --
+ // A B C <D> E
+ if (entry.newer) {
+ if (entry === this.head) {
+ this.head = entry.newer
+ }
+ entry.newer.older = entry.older // C <-- E.
+ }
+ if (entry.older) {
+ entry.older.newer = entry.newer // C. --> E
+ }
+ entry.newer = void 0 // D --x
+ entry.older = this.tail // D. --> E
+ if (this.tail) {
+ this.tail.newer = entry // E. <-- D
+ }
+ this.tail = entry
+ return entry.value
+ }
+ return LRU
+}// jshint ignore:line
+
+/*********************************************************************
+ * javascript 底层补丁 *
+ **********************************************************************/
+if (!"司徒正美".trim) {
+ var rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g
+ String.prototype.trim = function () {
+ return this.replace(rtrim, "")
+ }
+}
+var hasDontEnumBug = !({
+ 'toString': null
+}).propertyIsEnumerable('toString'),
+ hasProtoEnumBug = (function () {
+ }).propertyIsEnumerable('prototype'),
+ dontEnums = [
+ "toString",
+ "toLocaleString",
+ "valueOf",
+ "hasOwnProperty",
+ "isPrototypeOf",
+ "propertyIsEnumerable",
+ "constructor"
+ ],
+ dontEnumsLength = dontEnums.length;
+if (!Object.keys) {
+ Object.keys = function (object) { //ecma262v5 15.2.3.14
+ var theKeys = []
+ var skipProto = hasProtoEnumBug && typeof object === "function"
+ if (typeof object === "string" || (object && object.callee)) {
+ for (var i = 0; i < object.length; ++i) {
+ theKeys.push(String(i))
+ }
+ } else {
+ for (var name in object) {
+ if (!(skipProto && name === "prototype") && ohasOwn.call(object, name)) {
+ theKeys.push(String(name))
+ }
+ }
+ }
+
+ if (hasDontEnumBug) {
+ var ctor = object.constructor,
+ skipConstructor = ctor && ctor.prototype === object
+ for (var j = 0; j < dontEnumsLength; j++) {
+ var dontEnum = dontEnums[j]
+ if (!(skipConstructor && dontEnum === "constructor") && ohasOwn.call(object, dontEnum)) {
+ theKeys.push(dontEnum)
+ }
+ }
+ }
+ return theKeys
+ }
+}
+if (!Array.isArray) {
+ Array.isArray = function (a) {
+ return serialize.call(a) === "[object Array]"
+ }
+}
+
+if (!noop.bind) {
+ Function.prototype.bind = function (scope) {
+ if (arguments.length < 2 && scope === void 0)
+ return this
+ var fn = this,
+ argv = arguments
+ return function () {
+ var args = [],
+ i
+ for (i = 1; i < argv.length; i++)
+ args.push(argv[i])
+ for (i = 0; i < arguments.length; i++)
+ args.push(arguments[i])
+ return fn.apply(scope, args)
+ }
+ }
+}
+
+function iterator(vars, body, ret) {
+ var fun = 'for(var ' + vars + 'i=0,n = this.length; i < n; i++){' + body.replace('_', '((i in this) && fn.call(scope,this[i],i,this))') + '}' + ret
+ /* jshint ignore:start */
+ return Function("fn,scope", fun)
+ /* jshint ignore:end */
+}
+if (!rnative.test([].map)) {
+ avalon.mix(ap, {
+ //定位操作,返回数组中第一个等于给定参数的元素的索引值。
+ indexOf: function (item, index) {
+ var n = this.length,
+ i = ~~index
+ if (i < 0)
+ i += n
+ for (; i < n; i++)
+ if (this[i] === item)
+ return i
+ return -1
+ },
+ //定位操作,同上,不过是从后遍历。
+ lastIndexOf: function (item, index) {
+ var n = this.length,
+ i = index == null ? n - 1 : index
+ if (i < 0)
+ i = Math.max(0, n + i)
+ for (; i >= 0; i--)
+ if (this[i] === item)
+ return i
+ return -1
+ },
+ //迭代操作,将数组的元素挨个儿传入一个函数中执行。Prototype.js的对应名字为each。
+ forEach: iterator("", '_', ""),
+ //迭代类 在数组中的每个项上运行一个函数,如果此函数的值为真,则此元素作为新数组的元素收集起来,并返回新数组
+ filter: iterator('r=[],j=0,', 'if(_)r[j++]=this[i]', 'return r'),
+ //收集操作,将数组的元素挨个儿传入一个函数中执行,然后把它们的返回值组成一个新数组返回。Prototype.js的对应名字为collect。
+ map: iterator('r=[],', 'r[i]=_', 'return r'),
+ //只要数组中有一个元素满足条件(放进给定函数返回true),那么它就返回true。Prototype.js的对应名字为any。
+ some: iterator("", 'if(_)return true', 'return false'),
+ //只有数组中的元素都满足条件(放进给定函数返回true),它才返回true。Prototype.js的对应名字为all。
+ every: iterator("", 'if(!_)return false', 'return true')
+ })
+}
+/*********************************************************************
+ * DOM 底层补丁 *
+ **********************************************************************/
+
+function fixContains(root, el) {
+ try { //IE6-8,游离于DOM树外的文本节点,访问parentNode有时会抛错
+ while ((el = el.parentNode))
+ if (el === root)
+ return true
+ return false
+ } catch (e) {
+ return false
+ }
+}
+avalon.contains = fixContains
+//IE6-11的文档对象没有contains
+if (!DOC.contains) {
+ DOC.contains = function (b) {
+ return fixContains(DOC, b)
+ }
+}
+
+function outerHTML() {
+ return new XMLSerializer().serializeToString(this)
+}
+
+if (window.SVGElement) {
+ //safari5+是把contains方法放在Element.prototype上而不是Node.prototype
+ if (!DOC.createTextNode("x").contains) {
+ Node.prototype.contains = function (arg) {//IE6-8没有Node对象
+ return !!(this.compareDocumentPosition(arg) & 16)
+ }
+ }
+ var svgns = "http://www.w3.org/2000/svg"
+ var svg = DOC.createElementNS(svgns, "svg")
+ svg.innerHTML = '<circle cx="50" cy="50" r="40" fill="red" />'
+ if (!rsvg.test(svg.firstChild)) { // #409
+ function enumerateNode(node, targetNode) {// jshint ignore:line
+ if (node && node.childNodes) {
+ var nodes = node.childNodes
+ for (var i = 0, el; el = nodes[i++]; ) {
+ if (el.tagName) {
+ var svg = DOC.createElementNS(svgns,
+ el.tagName.toLowerCase())
+ ap.forEach.call(el.attributes, function (attr) {
+ svg.setAttribute(attr.name, attr.value) //复制属性
+ })// jshint ignore:line
+ // 递归处理子节点
+ enumerateNode(el, svg)
+ targetNode.appendChild(svg)
+ }
+ }
+ }
+ }
+ Object.defineProperties(SVGElement.prototype, {
+ "outerHTML": {//IE9-11,firefox不支持SVG元素的innerHTML,outerHTML属性
+ enumerable: true,
+ configurable: true,
+ get: outerHTML,
+ set: function (html) {
+ var tagName = this.tagName.toLowerCase(),
+ par = this.parentNode,
+ frag = avalon.parseHTML(html)
+ // 操作的svg,直接插入
+ if (tagName === "svg") {
+ par.insertBefore(frag, this)
+ // svg节点的子节点类似
+ } else {
+ var newFrag = DOC.createDocumentFragment()
+ enumerateNode(frag, newFrag)
+ par.insertBefore(newFrag, this)
+ }
+ par.removeChild(this)
+ }
+ },
+ "innerHTML": {
+ enumerable: true,
+ configurable: true,
+ get: function () {
+ var s = this.outerHTML
+ var ropen = new RegExp("<" + this.nodeName + '\\b(?:(["\'])[^"]*?(\\1)|[^>])*>', "i")
+ var rclose = new RegExp("<\/" + this.nodeName + ">$", "i")
+ return s.replace(ropen, "").replace(rclose, "")
+ },
+ set: function (html) {
+ if (avalon.clearHTML) {
+ avalon.clearHTML(this)
+ var frag = avalon.parseHTML(html)
+ enumerateNode(frag, this)
+ }
+ }
+ }
+ })
+ }
+}
+if (!root.outerHTML && window.HTMLElement) { //firefox 到11时才有outerHTML
+ HTMLElement.prototype.__defineGetter__("outerHTML", outerHTML);
+}
+
+
+//============================= event binding =======================
+var rmouseEvent = /^(?:mouse|contextmenu|drag)|click/
+function fixEvent(event) {
+ var ret = {}
+ for (var i in event) {
+ ret[i] = event[i]
+ }
+ var target = ret.target = event.srcElement
+ if (event.type.indexOf("key") === 0) {
+ ret.which = event.charCode != null ? event.charCode : event.keyCode
+ } else if (rmouseEvent.test(event.type)) {
+ var doc = target.ownerDocument || DOC
+ var box = doc.compatMode === "BackCompat" ? doc.body : doc.documentElement
+ ret.pageX = event.clientX + (box.scrollLeft >> 0) - (box.clientLeft >> 0)
+ ret.pageY = event.clientY + (box.scrollTop >> 0) - (box.clientTop >> 0)
+ ret.wheelDeltaY = ret.wheelDelta
+ ret.wheelDeltaX = 0
+ }
+ ret.timeStamp = new Date() - 0
+ ret.originalEvent = event
+ ret.preventDefault = function () { //阻止默认行为
+ event.returnValue = false
+ }
+ ret.stopPropagation = function () { //阻止事件在DOM树中的传播
+ event.cancelBubble = true
+ }
+ return ret
+}
+
+var eventHooks = avalon.eventHooks
+//针对firefox, chrome修正mouseenter, mouseleave
+if (!("onmouseenter" in root)) {
+ avalon.each({
+ mouseenter: "mouseover",
+ mouseleave: "mouseout"
+ }, function (origType, fixType) {
+ eventHooks[origType] = {
+ type: fixType,
+ deel: function (elem, _, fn) {
+ return function (e) {
+ var t = e.relatedTarget
+ if (!t || (t !== elem && !(elem.compareDocumentPosition(t) & 16))) {
+ delete e.type
+ e.type = origType
+ return fn.call(elem, e)
+ }
+ }
+ }
+ }
+ })
+}
+//针对IE9+, w3c修正animationend
+avalon.each({
+ AnimationEvent: "animationend",
+ WebKitAnimationEvent: "webkitAnimationEnd"
+}, function (construct, fixType) {
+ if (window[construct] && !eventHooks.animationend) {
+ eventHooks.animationend = {
+ type: fixType
+ }
+ }
+})
+//针对IE6-8修正input
+if (!("oninput" in DOC.createElement("input"))) {
+ eventHooks.input = {
+ type: "propertychange",
+ deel: function (elem, _, fn) {
+ return function (e) {
+ if (e.propertyName === "value") {
+ e.type = "input"
+ return fn.call(elem, e)
+ }
+ }
+ }
+ }
+}
+if (DOC.onmousewheel === void 0) {
+ /* IE6-11 chrome mousewheel wheelDetla 下 -120 上 120
+ firefox DOMMouseScroll detail 下3 上-3
+ firefox wheel detlaY 下3 上-3
+ IE9-11 wheel deltaY 下40 上-40
+ chrome wheel deltaY 下100 上-100 */
+ var fixWheelType = DOC.onwheel !== void 0 ? "wheel" : "DOMMouseScroll"
+ var fixWheelDelta = fixWheelType === "wheel" ? "deltaY" : "detail"
+ eventHooks.mousewheel = {
+ type: fixWheelType,
+ deel: function (elem, _, fn) {
+ return function (e) {
+ e.wheelDeltaY = e.wheelDelta = e[fixWheelDelta] > 0 ? -120 : 120
+ e.wheelDeltaX = 0
+ if (Object.defineProperty) {
+ Object.defineProperty(e, "type", {
+ value: "mousewheel"
+ })
+ }
+ fn.call(elem, e)
+ }
+ }
+ }
+}
+
+
+
+/*********************************************************************
+ * 配置系统 *
+ **********************************************************************/
+
+function kernel(settings) {
+ for (var p in settings) {
+ if (!ohasOwn.call(settings, p))
+ continue
+ var val = settings[p]
+ if (typeof kernel.plugins[p] === "function") {
+ kernel.plugins[p](val)
+ } else if (typeof kernel[p] === "object") {
+ avalon.mix(kernel[p], val)
+ } else {
+ kernel[p] = val
+ }
+ }
+ return this
+}
+var openTag, closeTag, rexpr, rexprg, rbind, rregexp = /[-.*+?^${}()|[\]\/\\]/g
+
+function escapeRegExp(target) {
+ //http://stevenlevithan.com/regex/xregexp/
+ //将字符串安全格式化为正则表达式的源码
+ return (target + "").replace(rregexp, "\\$&")
+}
+
+var plugins = {
+ loader: function (builtin) {
+ var flag = innerRequire && builtin
+ window.require = flag ? innerRequire : otherRequire
+ window.define = flag ? innerRequire.define : otherDefine
+ },
+ interpolate: function (array) {
+ openTag = array[0]
+ closeTag = array[1]
+ if (openTag === closeTag) {
+ throw new SyntaxError("openTag!==closeTag")
+ var test = openTag + "test" + closeTag
+ cinerator.innerHTML = test
+ if (cinerator.innerHTML !== test && cinerator.innerHTML.indexOf("<") > -1) {
+ throw new SyntaxError("此定界符不合法")
+ }
+ cinerator.innerHTML = ""
+ }
+ var o = escapeRegExp(openTag),
+ c = escapeRegExp(closeTag)
+ rexpr = new RegExp(o + "(.*?)" + c)
+ rexprg = new RegExp(o + "(.*?)" + c, "g")
+ rbind = new RegExp(o + ".*?" + c + "|\\sms-")
+ }
+}
+
+kernel.debug = true
+kernel.plugins = plugins
+kernel.plugins['interpolate'](["{{", "}}"])
+kernel.paths = {}
+kernel.shim = {}
+kernel.maxRepeatSize = 100
+avalon.config = kernel
+var ravalon = /(\w+)\[(avalonctrl)="(\S+)"\]/
+var findNodes = DOC.querySelectorAll ? function(str) {
+ return DOC.querySelectorAll(str)
+} : function(str) {
+ var match = str.match(ravalon)
+ var all = DOC.getElementsByTagName(match[1])
+ var nodes = []
+ for (var i = 0, el; el = all[i++]; ) {
+ if (el.getAttribute(match[2]) === match[3]) {
+ nodes.push(el)
+ }
+ }
+ return nodes
+}
+/*********************************************************************
+ * 事件总线 *
+ **********************************************************************/
+var EventBus = {
+ $watch: function (type, callback) {
+ if (typeof callback === "function") {
+ var callbacks = this.$events[type]
+ if (callbacks) {
+ callbacks.push(callback)
+ } else {
+ this.$events[type] = [callback]
+ }
+ } else { //重新开始监听此VM的第一重简单属性的变动
+ this.$events = this.$watch.backup
+ }
+ return this
+ },
+ $unwatch: function (type, callback) {
+ var n = arguments.length
+ if (n === 0) { //让此VM的所有$watch回调无效化
+ this.$watch.backup = this.$events
+ this.$events = {}
+ } else if (n === 1) {
+ this.$events[type] = []
+ } else {
+ var callbacks = this.$events[type] || []
+ var i = callbacks.length
+ while (~--i < 0) {
+ if (callbacks[i] === callback) {
+ return callbacks.splice(i, 1)
+ }
+ }
+ }
+ return this
+ },
+ $fire: function (type) {
+ var special, i, v, callback
+ if (/^(\w+)!(\S+)$/.test(type)) {
+ special = RegExp.$1
+ type = RegExp.$2
+ }
+ var events = this.$events
+ if (!events)
+ return
+ var args = aslice.call(arguments, 1)
+ var detail = [type].concat(args)
+ if (special === "all") {
+ for (i in avalon.vmodels) {
+ v = avalon.vmodels[i]
+ if (v !== this) {
+ v.$fire.apply(v, detail)
+ }
+ }
+ } else if (special === "up" || special === "down") {
+ var elements = events.expr ? findNodes(events.expr) : []
+ if (elements.length === 0)
+ return
+ for (i in avalon.vmodels) {
+ v = avalon.vmodels[i]
+ if (v !== this) {
+ if (v.$events.expr) {
+ var eventNodes = findNodes(v.$events.expr)
+ if (eventNodes.length === 0) {
+ continue
+ }
+ //循环两个vmodel中的节点,查找匹配(向上匹配或者向下匹配)的节点并设置标识
+ /* jshint ignore:start */
+ ap.forEach.call(eventNodes, function (node) {
+ ap.forEach.call(elements, function (element) {
+ var ok = special === "down" ? element.contains(node) : //向下捕获
+ node.contains(element) //向上冒泡
+ if (ok) {
+ node._avalon = v //符合条件的加一个标识
+ }
+ });
+ })
+ /* jshint ignore:end */
+ }
+ }
+ }
+ var nodes = DOC.getElementsByTagName("*") //实现节点排序
+ var alls = []
+ ap.forEach.call(nodes, function (el) {
+ if (el._avalon) {
+ alls.push(el._avalon)
+ el._avalon = ""
+ el.removeAttribute("_avalon")
+ }
+ })
+ if (special === "up") {
+ alls.reverse()
+ }
+ for (i = 0; callback = alls[i++]; ) {
+ if (callback.$fire.apply(callback, detail) === false) {
+ break
+ }
+ }
+ } else {
+ var callbacks = events[type] || []
+ var all = events.$all || []
+ for (i = 0; callback = callbacks[i++]; ) {
+ if (isFunction(callback))
+ callback.apply(this, args)
+ }
+ for (i = 0; callback = all[i++]; ) {
+ if (isFunction(callback))
+ callback.apply(this, arguments)
+ }
+ }
+ }
+}
+
+/*********************************************************************
+ * modelFactory *
+ **********************************************************************/
+//avalon最核心的方法的两个方法之一(另一个是avalon.scan),返回一个ViewModel(VM)
+var VMODELS = avalon.vmodels = {} //所有vmodel都储存在这里
+avalon.define = function (id, factory) {
+ var $id = id.$id || id
+ if (!$id) {
+ log("warning: vm必须指定$id")
+ }
+ if (VMODELS[$id]) {
+ log("warning: " + $id + " 已经存在于avalon.vmodels中")
+ }
+ if (typeof id === "object") {
+ var model = modelFactory(id)
+ } else {
+ var scope = {
+ $watch: noop
+ }
+ factory(scope) //得到所有定义
+
+ model = modelFactory(scope) //偷天换日,将scope换为model
+ stopRepeatAssign = true
+ factory(model)
+ stopRepeatAssign = false
+ }
+ model.$id = $id
+ return VMODELS[$id] = model
+}
+
+//一些不需要被监听的属性
+var $$skipArray = String("$id,$watch,$unwatch,$fire,$events,$model,$skipArray,$proxy,$reinitialize,$propertyNames").match(rword)
+var defineProperty = Object.defineProperty
+var canHideOwn = true
+//如果浏览器不支持ecma262v5的Object.defineProperties或者存在BUG,比如IE8
+//标准浏览器使用__defineGetter__, __defineSetter__实现
+try {
+ defineProperty({}, "_", {
+ value: "x"
+ })
+ var defineProperties = Object.defineProperties
+} catch (e) {
+ canHideOwn = false
+}
+
+function modelFactory(source, $special, $model) {
+ if (Array.isArray(source)) {
+ var arr = source.concat()
+ source.length = 0
+ var collection = arrayFactory(source)
+ collection.pushArray(arr)
+ return collection
+ }
+ //0 null undefined || Node || VModel(fix IE6-8 createWithProxy $val: val引发的BUG)
+ if (!source || source.nodeType > 0 || (source.$id && source.$events)) {
+ return source
+ }
+ var $skipArray = Array.isArray(source.$skipArray) ? source.$skipArray : []
+ $skipArray.$special = $special || {} //强制要监听的属性
+ var $vmodel = {} //要返回的对象, 它在IE6-8下可能被偷龙转凤
+ $model = $model || {} //vmodels.$model属性
+ var $events = {} //vmodel.$events属性
+ var accessors = {} //监控属性
+ var computed = []
+ $$skipArray.forEach(function (name) {
+ delete source[name]
+ })
+ var names = Object.keys(source)
+ /* jshint ignore:start */
+ names.forEach(function (name, accessor) {
+ var val = source[name]
+ $model[name] = val
+ if (isObservable(name, val, $skipArray)) {
+ //总共产生三种accessor
+ $events[name] = []
+ var valueType = avalon.type(val)
+ //总共产生三种accessor
+ if (valueType === "object" && isFunction(val.get) && Object.keys(val).length <= 2) {
+ accessor = makeComputedAccessor(name, val)
+ computed.push(accessor)
+ } else if (rcomplexType.test(valueType)) {
+ accessor = makeComplexAccessor(name, val, valueType, $events[name])
+ } else {
+ accessor = makeSimpleAccessor(name, val)
+ }
+ accessors[name] = accessor
+ }
+ })
+ /* jshint ignore:end */
+
+ $vmodel = defineProperties($vmodel, descriptorFactory(accessors), source) //生成一个空的ViewModel
+ for (var i = 0; i < names.length; i++) {
+ var name = names[i]
+ if (!accessors[name]) {
+ $vmodel[name] = source[name]
+ }
+ }
+ //添加$id, $model, $events, $watch, $unwatch, $fire
+ $vmodel.$propertyNames = names.join("­")
+ $vmodel.$id = generateID()
+ $vmodel.$model = $model
+ $vmodel.$events = $events
+ for (i in EventBus) {
+ var fn = EventBus[i]
+ if (!W3C) { //在IE6-8下,VB对象的方法里的this并不指向自身,需要用bind处理一下
+ fn = fn.bind($vmodel)
+ }
+ $vmodel[i] = fn
+ }
+ if (canHideOwn) {
+ Object.defineProperty($vmodel, "hasOwnProperty", hasOwnDescriptor)
+ } else {
+ /* jshint ignore:start */
+ $vmodel.hasOwnProperty = function (name) {
+ return name in $vmodel.$model
+ }
+ /* jshint ignore:end */
+ }
+
+ $vmodel.$reinitialize = function () {
+ computed.forEach(function (accessor) {
+ delete accessor._value
+ delete accessor.oldArgs
+ accessor.digest = function () {
+ accessor.call($vmodel)
+ }
+ dependencyDetection.begin({
+ callback: function (vm, dependency) {//dependency为一个accessor
+ var name = dependency._name
+ if (dependency !== accessor) {
+ var list = vm.$events[name]
+ injectDependency(list, accessor.digest)
+ }
+ }
+ })
+ try {
+ accessor.get.call($vmodel)
+ } finally {
+ dependencyDetection.end()
+ }
+ })
+ }
+ $vmodel.$reinitialize()
+ return $vmodel
+}
+
+var hasOwnDescriptor = {
+ value: function (name) {
+ return name in this.$model
+ },
+ writable: false,
+ enumerable: false,
+ configurable: true
+}
+//创建一个简单访问器
+function makeSimpleAccessor(name, value) {
+ function accessor(value) {
+ var oldValue = accessor._value
+ if (arguments.length > 0) {
+ if (!stopRepeatAssign && !isEqual(value, oldValue)) {
+ accessor.updateValue(this, value)
+ accessor.notify(this, value, oldValue)
+ }
+ return this
+ } else {
+ dependencyDetection.collectDependency(this, accessor)
+ return oldValue
+ }
+ }
+ accessorFactory(accessor, name)
+ accessor._value = value
+ return accessor;
+}
+
+//创建一个计算访问器
+function makeComputedAccessor(name, options) {
+ function accessor(value) {//计算属性
+ var oldValue = accessor._value
+ var init = ("_value" in accessor)
+ if (arguments.length > 0) {
+ if (stopRepeatAssign) {
+ return this
+ }
+ if (typeof accessor.set === "function") {
+ if (accessor.oldArgs !== value) {
+ accessor.oldArgs = value
+ var $events = this.$events
+ var lock = $events[name]
+ $events[name] = [] //清空回调,防止内部冒泡而触发多次$fire
+ accessor.set.call(this, value)
+ $events[name] = lock
+ value = accessor.get.call(this)
+ if (value !== oldValue) {
+ accessor.updateValue(this, value)
+ accessor.notify(this, value, oldValue) //触发$watch回调
+ }
+ }
+ }
+ return this
+ } else {
+ //将依赖于自己的高层访问器或视图刷新函数(以绑定对象形式)放到自己的订阅数组中
+ //将自己注入到低层访问器的订阅数组中
+ value = accessor.get.call(this)
+ accessor.updateValue(this, value)
+ if (init && oldValue !== value) {
+ accessor.notify(this, value, oldValue) //触发$watch回调
+ }
+ return value
+ }
+ }
+ accessor.set = options.set
+ accessor.get = options.get
+ accessorFactory(accessor, name)
+ return accessor
+}
+
+//创建一个复杂访问器
+function makeComplexAccessor(name, initValue, valueType, list) {
+ function accessor(value) {
+ var oldValue = accessor._value
+
+ var son = accessor._vmodel
+ if (arguments.length > 0) {
+ if (stopRepeatAssign) {
+ return this
+ }
+ if (valueType === "array") {
+ var a = son, b = value,
+ an = a.length,
+ bn = b.length
+ a.$lock = true
+ if (an > bn) {
+ a.splice(bn, an - bn)
+ } else if (bn > an) {
+ a.push.apply(a, b.slice(an))
+ }
+ var n = Math.min(an, bn)
+ for (var i = 0; i < n; i++) {
+ a.set(i, b[i])
+ }
+ delete a.$lock
+ a._fire("set")
+ } else if (valueType === "object") {
+ var newPropertyNames = Object.keys(value).join("­")
+ if (son.$propertyNames === newPropertyNames) {
+ for (i in value) {
+ son[i] = value[i]
+ }
+ } else {
+ var sson = accessor._vmodel = modelFactory(value)
+ var sevent = sson.$events
+ var oevent = son.$events
+ for (var i in sevent) {
+ var arr = sevent[i]
+ if (Array.isArray(arr)) {
+ arr = arr.concat(oevent[i])
+ }
+ }
+ sevent[subscribers] = oevent[subscribers]
+ sson.$proxy = son.$proxy
+ son = sson
+ }
+ }
+ accessor.updateValue(this, son.$model)
+ accessor.notify(this, this._value, oldValue)
+ return this
+ } else {
+ dependencyDetection.collectDependency(this, accessor)
+ return son
+ }
+ }
+ accessorFactory(accessor, name)
+ var son = accessor._vmodel = modelFactory(initValue)
+ son.$events[subscribers] = list
+ return accessor
+}
+
+function globalUpdateValue(vmodel, value) {
+ vmodel.$model[this._name] = this._value = value
+}
+
+function globalNotify(vmodel, value, oldValue) {
+ var name = this._name
+ var array = vmodel.$events[name] //刷新值
+ if (array) {
+ fireDependencies(array) //同步视图
+ EventBus.$fire.call(vmodel, name, value, oldValue) //触发$watch回调
+ }
+}
+
+function accessorFactory(accessor, name) {
+ accessor._name = name
+ //同时更新_value与model
+ accessor.updateValue = globalUpdateValue
+ accessor.notify = globalNotify
+}
+
+//比较两个值是否相等
+var isEqual = Object.is || function (v1, v2) {
+ if (v1 === 0 && v2 === 0) {
+ return 1 / v1 === 1 / v2
+ } else if (v1 !== v1) {
+ return v2 !== v2
+ } else {
+ return v1 === v2
+ }
+}
+
+function isObservable(name, value, $skipArray) {
+ if (isFunction(value) || value && value.nodeType) {
+ return false
+ }
+ if ($skipArray.indexOf(name) !== -1) {
+ return false
+ }
+ var $special = $skipArray.$special
+ if (name && name.charAt(0) === "$" && !$special[name]) {
+ return false
+ }
+ return true
+}
+
+var descriptorFactory = W3C ? function (obj) {
+ var descriptors = {}
+ for (var i in obj) {
+ descriptors[i] = {
+ get: obj[i],
+ set: obj[i],
+ enumerable: true,
+ configurable: true
+ }
+ }
+ return descriptors
+} : function (a) {
+ return a
+}
+
+//===================修复浏览器对Object.defineProperties的支持=================
+if (!canHideOwn) {
+ if ("__defineGetter__" in avalon) {
+ defineProperty = function (obj, prop, desc) {
+ if ('value' in desc) {
+ obj[prop] = desc.value
+ }
+ if ("get" in desc) {
+ obj.__defineGetter__(prop, desc.get)
+ }
+ if ('set' in desc) {
+ obj.__defineSetter__(prop, desc.set)
+ }
+ return obj
+ }
+ defineProperties = function (obj, descs) {
+ for (var prop in descs) {
+ if (descs.hasOwnProperty(prop)) {
+ defineProperty(obj, prop, descs[prop])
+ }
+ }
+ return obj
+ }
+ }
+ if (IEVersion) {
+ var VBClassPool = {}
+ window.execScript([// jshint ignore:line
+ "Function parseVB(code)",
+ "\tExecuteGlobal(code)",
+ "End Function" //转换一段文本为VB代码
+ ].join("\n"), "VBScript")
+ function VBMediator(instance, accessors, name, value) {// jshint ignore:line
+ var accessor = accessors[name]
+ if (arguments.length === 4) {
+ accessor.call(instance, value)
+ } else {
+ return accessor.call(instance)
+ }
+ }
+ defineProperties = function (name, accessors, properties) {
+ // jshint ignore:line
+ var buffer = []
+ buffer.push(
+ "\r\n\tPrivate [__data__], [__proxy__]",
+ "\tPublic Default Function [__const__](d, p)",
+ "\t\tSet [__data__] = d: set [__proxy__] = p",
+ "\t\tSet [__const__] = Me", //链式调用
+ "\tEnd Function")
+ //添加普通属性,因为VBScript对象不能像JS那样随意增删属性,必须在这里预先定义好
+ for (name in properties) {
+ if (!accessors.hasOwnProperty(name)) {
+ buffer.push("\tPublic [" + name + "]")
+ }
+ }
+ $$skipArray.forEach(function (name) {
+ if (!accessors.hasOwnProperty(name)) {
+ buffer.push("\tPublic [" + name + "]")
+ }
+ })
+ buffer.push("\tPublic [" + 'hasOwnProperty' + "]")
+ //添加访问器属性
+ for (name in accessors) {
+ buffer.push(
+ //由于不知对方会传入什么,因此set, let都用上
+ "\tPublic Property Let [" + name + "](val" + expose + ")", //setter
+ "\t\tCall [__proxy__](Me,[__data__], \"" + name + "\", val" + expose + ")",
+ "\tEnd Property",
+ "\tPublic Property Set [" + name + "](val" + expose + ")", //setter
+ "\t\tCall [__proxy__](Me,[__data__], \"" + name + "\", val" + expose + ")",
+ "\tEnd Property",
+ "\tPublic Property Get [" + name + "]", //getter
+ "\tOn Error Resume Next", //必须优先使用set语句,否则它会误将数组当字符串返回
+ "\t\tSet[" + name + "] = [__proxy__](Me,[__data__],\"" + name + "\")",
+ "\tIf Err.Number <> 0 Then",
+ "\t\t[" + name + "] = [__proxy__](Me,[__data__],\"" + name + "\")",
+ "\tEnd If",
+ "\tOn Error Goto 0",
+ "\tEnd Property")
+
+ }
+
+ buffer.push("End Class")
+ var body = buffer.join("\r\n")
+ var className =VBClassPool[body]
+ if (!className) {
+ className = generateID("VBClass")
+ window.parseVB("Class " + className + body)
+ window.parseVB([
+ "Function " + className + "Factory(a, b)", //创建实例并传入两个关键的参数
+ "\tDim o",
+ "\tSet o = (New " + className + ")(a, b)",
+ "\tSet " + className + "Factory = o",
+ "End Function"
+ ].join("\r\n"))
+ VBClassPool[body] = className
+ }
+ var ret = window[className + "Factory"](accessors, VBMediator) //得到其产品
+ return ret //得到其产品
+ }
+ }
+}
+
+/*********************************************************************
+ * 监控数组(与ms-each, ms-repeat配合使用) *
+ **********************************************************************/
+
+function arrayFactory(model) {
+ var array = []
+ array.$id = generateID()
+ array.$model = model //数据模型
+ array.$events = {}
+ array.$events[subscribers] = []
+ array._ = modelFactory({
+ length: model.length
+ })
+ array._.$watch("length", function (a, b) {
+ array.$fire("length", a, b)
+ })
+ for (var i in EventBus) {
+ array[i] = EventBus[i]
+ }
+ avalon.mix(array, arrayPrototype)
+ return array
+}
+
+function mutateArray(method, pos, n, index, method2, pos2, n2) {
+ var oldLen = this.length, loop = 2
+ while (--loop) {
+ switch (method) {
+ case "add":
+ /* jshint ignore:start */
+ var array = this.$model.slice(pos, pos + n).map(function (el) {
+ if (rcomplexType.test(avalon.type(el))) {
+ return el.$id ? el : modelFactory(el, 0, el)
+ } else {
+ return el
+ }
+ })
+ /* jshint ignore:end */
+ _splice.apply(this, [pos, 0].concat(array))
+ this._fire("add", pos, n)
+ break
+ case "del":
+ var ret = this._splice(pos, n)
+ this._fire("del", pos, n)
+ break
+ }
+ if (method2) {
+ method = method2
+ pos = pos2
+ n = n2
+ loop = 2
+ method2 = 0
+ }
+ }
+ this._fire("index", index)
+ if (this.length !== oldLen) {
+ this._.length = this.length
+ }
+ return ret
+}
+
+var _splice = ap.splice
+var arrayPrototype = {
+ _splice: _splice,
+ _fire: function (method, a, b) {
+ fireDependencies(this.$events[subscribers], method, a, b)
+ },
+ size: function () { //取得数组长度,这个函数可以同步视图,length不能
+ return this._.length
+ },
+ pushArray: function (array) {
+ var m = array.length, n = this.length
+ if (m) {
+ ap.push.apply(this.$model, array)
+ mutateArray.call(this, "add", n, m, Math.max(0, n - 1))
+ }
+ return m + n
+ },
+ push: function () {
+ //http://jsperf.com/closure-with-arguments
+ var array = []
+ var i, n = arguments.length
+ for (i = 0; i < n; i++) {
+ array[i] = arguments[i]
+ }
+ return this.pushArray(array)
+ },
+ unshift: function () {
+ var m = arguments.length, n = this.length
+ if (m) {
+ ap.unshift.apply(this.$model, arguments)
+ mutateArray.call(this, "add", 0, m, 0)
+ }
+ return m + n //IE67的unshift不会返回长度
+ },
+ shift: function () {
+ if (this.length) {
+ var el = this.$model.shift()
+ mutateArray.call(this, "del", 0, 1, 0)
+ return el //返回被移除的元素
+ }
+ },
+ pop: function () {
+ var n = this.length
+ if (n) {
+ var el = this.$model.pop()
+ mutateArray.call(this, "del", n - 1, 1, Math.max(0, n - 2))
+ return el //返回被移除的元素
+ }
+ },
+ splice: function (start) {
+ var m = arguments.length, args = [], change
+ var removed = _splice.apply(this.$model, arguments)
+ if (removed.length) { //如果用户删掉了元素
+ args.push("del", start, removed.length, 0)
+ change = true
+ }
+ if (m > 2) { //如果用户添加了元素
+ if (change) {
+ args.splice(3, 1, 0, "add", start, m - 2)
+ } else {
+ args.push("add", start, m - 2, 0)
+ }
+ change = true
+ }
+ if (change) { //返回被移除的元素
+ return mutateArray.apply(this, args)
+ } else {
+ return []
+ }
+ },
+ contains: function (el) { //判定是否包含
+ return this.indexOf(el) !== -1
+ },
+ remove: function (el) { //移除第一个等于给定值的元素
+ return this.removeAt(this.indexOf(el))
+ },
+ removeAt: function (index) { //移除指定索引上的元素
+ if (index >= 0) {
+ this.$model.splice(index, 1)
+ return mutateArray.call(this, "del", index, 1, 0)
+ }
+ return []
+ },
+ clear: function () {
+ this.$model.length = this.length = this._.length = 0 //清空数组
+ this._fire("clear", 0)
+ return this
+ },
+ removeAll: function (all) { //移除N个元素
+ if (Array.isArray(all)) {
+ for (var i = this.length - 1; i >= 0; i--) {
+ if (all.indexOf(this[i]) !== -1) {
+ this.removeAt(i)
+ }
+ }
+ } else if (typeof all === "function") {
+ for ( i = this.length - 1; i >= 0; i--) {
+ var el = this[i]
+ if (all(el, i)) {
+ this.removeAt(i)
+ }
+ }
+ } else {
+ this.clear()
+ }
+ },
+ ensure: function (el) {
+ if (!this.contains(el)) { //只有不存在才push
+ this.push(el)
+ }
+ return this
+ },
+ set: function (index, val) {
+ if (index >= 0) {
+ var valueType = avalon.type(val)
+ if (val && val.$model) {
+ val = val.$model
+ }
+ var target = this[index]
+ if (valueType === "object") {
+ for (var i in val) {
+ if (target.hasOwnProperty(i)) {
+ target[i] = val[i]
+ }
+ }
+ } else if (valueType === "array") {
+ target.clear().push.apply(target, val)
+ } else if (target !== val) {
+ this[index] = val
+ this.$model[index] = val
+ this._fire("set", index, val)
+ }
+ }
+ return this
+ }
+}
+//相当于原来bindingExecutors.repeat 的index分支
+function resetIndex(array, pos) {
+ var last = array.length - 1
+ for (var el; el = array[pos]; pos++) {
+ el.$index = pos
+ el.$first = pos === 0
+ el.$last = pos === last
+ }
+}
+
+function sortByIndex(array, indexes) {
+ var map = {};
+ for (var i = 0, n = indexes.length; i < n; i++) {
+ map[i] = array[i] // preserve
+ var j = indexes[i]
+ if (j in map) {
+ array[i] = map[j]
+ delete map[j]
+ } else {
+ array[i] = array[j]
+ }
+ }
+}
+
+"sort,reverse".replace(rword, function (method) {
+ arrayPrototype[method] = function () {
+ var newArray = this.$model//这是要排序的新数组
+ var oldArray = newArray.concat() //保持原来状态的旧数组
+ var mask = Math.random()
+ var indexes = []
+ var hasSort
+ ap[method].apply(newArray, arguments) //排序
+ for (var i = 0, n = oldArray.length; i < n; i++) {
+ var neo = newArray[i]
+ var old = oldArray[i]
+ if (isEqual(neo, old)) {
+ indexes.push(i)
+ } else {
+ var index = oldArray.indexOf(neo)
+ indexes.push(index)//得到新数组的每个元素在旧数组对应的位置
+ oldArray[index] = mask //屏蔽已经找过的元素
+ hasSort = true
+ }
+ }
+ if (hasSort) {
+ sortByIndex(this, indexes)
+ // sortByIndex(this.$proxy, indexes)
+ this._fire("move", indexes)
+ this._fire("index", 0)
+ }
+ return this
+ }
+})
+
+
+/*********************************************************************
+ * 依赖调度系统 *
+ **********************************************************************/
+//检测两个对象间的依赖关系
+var dependencyDetection = (function () {
+ var outerFrames = []
+ var currentFrame
+ return {
+ begin: function (accessorObject) {
+ //accessorObject为一个拥有callback的对象
+ outerFrames.push(currentFrame)
+ currentFrame = accessorObject
+ },
+ end: function () {
+ currentFrame = outerFrames.pop()
+ },
+ collectDependency: function (vmodel, accessor) {
+ if (currentFrame) {
+ //被dependencyDetection.begin调用
+ currentFrame.callback(vmodel, accessor);
+ }
+ }
+ };
+})()
+//将绑定对象注入到其依赖项的订阅数组中
+var ronduplex = /^(duplex|on)$/
+avalon.injectBinding = function (data) {
+ var valueFn = data.evaluator
+ if (valueFn) { //如果是求值函数
+ dependencyDetection.begin({
+ callback: function (vmodel, dependency) {
+ injectDependency(vmodel.$events[dependency._name], data)
+ }
+ })
+ try {
+ var value = ronduplex.test(data.type) ? data : valueFn.apply(0, data.args)
+ if(value === void 0){
+ delete data.evaluator
+ }
+ data.handler(value, data.element, data)
+ } catch (e) {
+ //log("warning:exception throwed in [avalon.injectBinding] " + e)
+ delete data.evaluator
+ var node = data.element
+ if (node.nodeType === 3) {
+ var parent = node.parentNode
+ if (kernel.commentInterpolate) {
+ parent.replaceChild(DOC.createComment(data.value), node)
+ } else {
+ node.data = openTag + (data.oneTime ? "::" : "") + data.value + closeTag
+ }
+ }
+ } finally {
+ dependencyDetection.end()
+ }
+ }
+}
+
+//将依赖项(比它高层的访问器或构建视图刷新函数的绑定对象)注入到订阅者数组
+function injectDependency(list, data) {
+ if (data.oneTime)
+ return
+ if (list && avalon.Array.ensure(list, data) && data.element) {
+ injectDisposeQueue(data, list)
+ }
+}
+
+//通知依赖于这个访问器的订阅者更新自身
+function fireDependencies(list) {
+ if (list && list.length) {
+ if (new Date() - beginTime > 444 && typeof list[0] === "object") {
+ rejectDisposeQueue()
+ }
+ var args = aslice.call(arguments, 1)
+ for (var i = list.length, fn; fn = list[--i]; ) {
+ var el = fn.element
+ if (el && el.parentNode) {
+ try {
+ var valueFn = fn.evaluator
+ if (fn.$repeat) {
+ fn.handler.apply(fn, args) //处理监控数组的方法
+ }else if("$repeat" in fn || !valueFn ){//如果没有eval,先eval
+ bindingHandlers[fn.type](fn, fn.vmodels)
+ } else if (fn.type !== "on") { //事件绑定只能由用户触发,不能由程序触发
+ var value = valueFn.apply(0, fn.args || [])
+ fn.handler(value, el, fn)
+ }
+ } catch (e) { }
+ }
+ }
+ }
+}
+/*********************************************************************
+ * 定时GC回收机制 *
+ **********************************************************************/
+var disposeCount = 0
+var disposeQueue = avalon.$$subscribers = []
+var beginTime = new Date()
+var oldInfo = {}
+var uuid2Node = {}
+function getUid(obj, makeID) { //IE9+,标准浏览器
+ if (!obj.uuid && !makeID) {
+ obj.uuid = ++disposeCount
+ uuid2Node[obj.uuid] = obj
+ }
+ return obj.uuid
+}
+function getNode(uuid) {
+ return uuid2Node[uuid]
+}
+//添加到回收列队中
+function injectDisposeQueue(data, list) {
+ var elem = data.element
+ if (!data.uuid) {
+ if (elem.nodeType !== 1) {
+ data.uuid = data.type + (data.pos || 0) + "-" + getUid(elem.parentNode)
+ } else {
+ data.uuid = data.name + "-" + getUid(elem)
+ }
+ }
+ var lists = data.lists || (data.lists = [])
+ avalon.Array.ensure(lists, list)
+ list.$uuid = list.$uuid || generateID()
+ if (!disposeQueue[data.uuid]) {
+ disposeQueue[data.uuid] = 1
+ disposeQueue.push(data)
+ }
+}
+
+function rejectDisposeQueue(data) {
+ if (avalon.optimize)
+ return
+ var i = disposeQueue.length
+ var n = i
+ var allTypes = []
+ var iffishTypes = {}
+ var newInfo = {}
+ //对页面上所有绑定对象进行分门别类, 只检测个数发生变化的类型
+ while (data = disposeQueue[--i]) {
+ var type = data.type
+ if (newInfo[type]) {
+ newInfo[type]++
+ } else {
+ newInfo[type] = 1
+ allTypes.push(type)
+ }
+ }
+ var diff = false
+ allTypes.forEach(function (type) {
+ if (oldInfo[type] !== newInfo[type]) {
+ iffishTypes[type] = 1
+ diff = true
+ }
+ })
+ i = n
+ if (diff) {
+ while (data = disposeQueue[--i]) {
+ if (!data.element)
+ continue
+ if (iffishTypes[data.type] && shouldDispose(data.element)) { //如果它没有在DOM树
+ disposeQueue.splice(i, 1)
+ delete disposeQueue[data.uuid]
+ delete uuid2Node[data.element.uuid]
+ var lists = data.lists
+ for (var k = 0, list; list = lists[k++]; ) {
+ avalon.Array.remove(lists, list)
+ avalon.Array.remove(list, data)
+ }
+ disposeData(data)
+ }
+ }
+ }
+ oldInfo = newInfo
+ beginTime = new Date()
+}
+
+function disposeData(data) {
+ data.element = null
+ data.rollback && data.rollback()
+ for (var key in data) {
+ data[key] = null
+ }
+}
+
+function shouldDispose(el) {
+ try {//IE下,如果文本节点脱离DOM树,访问parentNode会报错
+ if (!el.parentNode) {
+ return true
+ }
+ } catch (e) {
+ return true
+ }
+
+ return el.msRetain ? 0 : (el.nodeType === 1 ? !root.contains(el) : !avalon.contains(root, el))
+}
+
+/************************************************************************
+ * HTML处理(parseHTML, innerHTML, clearHTML) *
+ ************************************************************************/
+// We have to close these tags to support XHTML
+var tagHooks = {
+ area: [1, "<map>", "</map>"],
+ param: [1, "<object>", "</object>"],
+ col: [2, "<table><colgroup>", "</colgroup></table>"],
+ legend: [1, "<fieldset>", "</fieldset>"],
+ option: [1, "<select multiple='multiple'>", "</select>"],
+ thead: [1, "<table>", "</table>"],
+ tr: [2, "<table>", "</table>"],
+ td: [3, "<table><tr>", "</tr></table>"],
+ g: [1, '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1">', '</svg>'],
+ //IE6-8在用innerHTML生成节点时,不能直接创建no-scope元素与HTML5的新标签
+ _default: W3C ? [0, "", ""] : [1, "X<div>", "</div>"] //div可以不用闭合
+}
+tagHooks.th = tagHooks.td
+tagHooks.optgroup = tagHooks.option
+tagHooks.tbody = tagHooks.tfoot = tagHooks.colgroup = tagHooks.caption = tagHooks.thead
+String("circle,defs,ellipse,image,line,path,polygon,polyline,rect,symbol,text,use").replace(rword, function (tag) {
+ tagHooks[tag] = tagHooks.g //处理SVG
+})
+var rtagName = /<([\w:]+)/ //取得其tagName
+var rxhtml = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig
+var rcreate = W3C ? /[^\d\D]/ : /(<(?:script|link|style|meta|noscript))/ig
+var scriptTypes = oneObject(["", "text/javascript", "text/ecmascript", "application/ecmascript", "application/javascript"])
+var rnest = /<(?:tb|td|tf|th|tr|col|opt|leg|cap|area)/ //需要处理套嵌关系的标签
+var script = DOC.createElement("script")
+var rhtml = /<|&#?\w+;/
+avalon.parseHTML = function (html) {
+ var fragment = avalonFragment.cloneNode(false)
+ if (typeof html !== "string") {
+ return fragment
+ }
+ if (!rhtml.test(html)) {
+ fragment.appendChild(DOC.createTextNode(html))
+ return fragment
+ }
+ html = html.replace(rxhtml, "<$1></$2>").trim()
+ var tag = (rtagName.exec(html) || ["", ""])[1].toLowerCase(),
+ //取得其标签名
+ wrap = tagHooks[tag] || tagHooks._default,
+ wrapper = cinerator,
+ firstChild, neo
+ if (!W3C) { //fix IE
+ html = html.replace(rcreate, "<br class=msNoScope>$1") //在link style script等标签之前添加一个补丁
+ }
+ wrapper.innerHTML = wrap[1] + html + wrap[2]
+ var els = wrapper.getElementsByTagName("script")
+ if (els.length) { //使用innerHTML生成的script节点不会发出请求与执行text属性
+ for (var i = 0, el; el = els[i++]; ) {
+ if (scriptTypes[el.type]) {
+ //以偷龙转凤方式恢复执行脚本功能
+ neo = script.cloneNode(false) //FF不能省略参数
+ ap.forEach.call(el.attributes, function (attr) {
+ if (attr && attr.specified) {
+ neo[attr.name] = attr.value //复制其属性
+ neo.setAttribute(attr.name, attr.value)
+ }
+ }) // jshint ignore:line
+ neo.text = el.text
+ el.parentNode.replaceChild(neo, el) //替换节点
+ }
+ }
+ }
+ if (!W3C) { //fix IE
+ var target = wrap[1] === "X<div>" ? wrapper.lastChild.firstChild : wrapper.lastChild
+ if (target && target.tagName === "TABLE" && tag !== "tbody") {
+ //IE6-7处理 <thead> --> <thead>,<tbody>
+ //<tfoot> --> <tfoot>,<tbody>
+ //<table> --> <table><tbody></table>
+ for (els = target.childNodes, i = 0; el = els[i++]; ) {
+ if (el.tagName === "TBODY" && !el.innerHTML) {
+ target.removeChild(el)
+ break
+ }
+ }
+ }
+ els = wrapper.getElementsByTagName("br")
+ var n = els.length
+ while (el = els[--n]) {
+ if (el.className === "msNoScope") {
+ el.parentNode.removeChild(el)
+ }
+ }
+ for (els = wrapper.all, i = 0; el = els[i++]; ) { //fix VML
+ if (isVML(el)) {
+ fixVML(el)
+ }
+ }
+ }
+ //移除我们为了符合套嵌关系而添加的标签
+ for (i = wrap[0]; i--; wrapper = wrapper.lastChild) {
+ }
+ while (firstChild = wrapper.firstChild) { // 将wrapper上的节点转移到文档碎片上!
+ fragment.appendChild(firstChild)
+ }
+ return fragment
+}
+
+function isVML(src) {
+ var nodeName = src.nodeName
+ return nodeName.toLowerCase() === nodeName && src.scopeName && src.outerText === ""
+}
+
+function fixVML(node) {
+ if (node.currentStyle.behavior !== "url(#default#VML)") {
+ node.style.behavior = "url(#default#VML)"
+ node.style.display = "inline-block"
+ node.style.zoom = 1 //hasLayout
+ }
+}
+avalon.innerHTML = function (node, html) {
+ if (!W3C && (!rcreate.test(html) && !rnest.test(html))) {
+ try {
+ node.innerHTML = html
+ return
+ } catch (e) {
+ }
+ }
+ var a = this.parseHTML(html)
+ this.clearHTML(node).appendChild(a)
+}
+avalon.clearHTML = function (node) {
+ node.textContent = ""
+ while (node.firstChild) {
+ node.removeChild(node.firstChild)
+ }
+ return node
+}
+
+/*********************************************************************
+ * avalon的原型方法定义区 *
+ **********************************************************************/
+
+function hyphen(target) {
+ //转换为连字符线风格
+ return target.replace(/([a-z\d])([A-Z]+)/g, "$1-$2").toLowerCase()
+}
+
+function camelize(target) {
+ //提前判断,提高getStyle等的效率
+ if (!target || target.indexOf("-") < 0 && target.indexOf("_") < 0) {
+ return target
+ }
+ //转换为驼峰风格
+ return target.replace(/[-_][^-_]/g, function(match) {
+ return match.charAt(1).toUpperCase()
+ })
+}
+
+var fakeClassListMethods = {
+ _toString: function() {
+ var node = this.node
+ var cls = node.className
+ var str = typeof cls === "string" ? cls : cls.baseVal
+ return str.split(/\s+/).join(" ")
+ },
+ _contains: function(cls) {
+ return (" " + this + " ").indexOf(" " + cls + " ") > -1
+ },
+ _add: function(cls) {
+ if (!this.contains(cls)) {
+ this._set(this + " " + cls)
+ }
+ },
+ _remove: function(cls) {
+ this._set((" " + this + " ").replace(" " + cls + " ", " "))
+ },
+ __set: function(cls) {
+ cls = cls.trim()
+ var node = this.node
+ if (rsvg.test(node)) {
+ //SVG元素的className是一个对象 SVGAnimatedString { baseVal="", animVal=""},只能通过set/getAttribute操作
+ node.setAttribute("class", cls)
+ } else {
+ node.className = cls
+ }
+ } //toggle存在版本差异,因此不使用它
+}
+
+ function fakeClassList(node) {
+ if (!("classList" in node)) {
+ node.classList = {
+ node: node
+ }
+ for (var k in fakeClassListMethods) {
+ node.classList[k.slice(1)] = fakeClassListMethods[k]
+ }
+ }
+ return node.classList
+ }
+
+
+ "add,remove".replace(rword, function(method) {
+ avalon.fn[method + "Class"] = function(cls) {
+ var el = this[0]
+ //https://developer.mozilla.org/zh-CN/docs/Mozilla/Firefox/Releases/26
+ if (cls && typeof cls === "string" && el && el.nodeType === 1) {
+ cls.replace(/\S+/g, function(c) {
+ fakeClassList(el)[method](c)
+ })
+ }
+ return this
+ }
+ })
+ avalon.fn.mix({
+ hasClass: function(cls) {
+ var el = this[0] || {}
+ return el.nodeType === 1 && fakeClassList(el).contains(cls)
+ },
+ toggleClass: function(value, stateVal) {
+ var className, i = 0
+ var classNames = String(value).split(/\s+/)
+ var isBool = typeof stateVal === "boolean"
+ while ((className = classNames[i++])) {
+ var state = isBool ? stateVal : !this.hasClass(className)
+ this[state ? "addClass" : "removeClass"](className)
+ }
+ return this
+ },
+ attr: function(name, value) {
+ if (arguments.length === 2) {
+ this[0].setAttribute(name, value)
+ return this
+ } else {
+ return this[0].getAttribute(name)
+ }
+ },
+ data: function(name, value) {
+ name = "data-" + hyphen(name || "")
+ switch (arguments.length) {
+ case 2:
+ this.attr(name, value)
+ return this
+ case 1:
+ var val = this.attr(name)
+ return parseData(val)
+ case 0:
+ var ret = {}
+ ap.forEach.call(this[0].attributes, function(attr) {
+ if (attr) {
+ name = attr.name
+ if (!name.indexOf("data-")) {
+ name = camelize(name.slice(5))
+ ret[name] = parseData(attr.value)
+ }
+ }
+ })
+ return ret
+ }
+ },
+ removeData: function(name) {
+ name = "data-" + hyphen(name)
+ this[0].removeAttribute(name)
+ return this
+ },
+ css: function(name, value) {
+ if (avalon.isPlainObject(name)) {
+ for (var i in name) {
+ avalon.css(this, i, name[i])
+ }
+ } else {
+ var ret = avalon.css(this, name, value)
+ }
+ return ret !== void 0 ? ret : this
+ },
+ position: function() {
+ var offsetParent, offset,
+ elem = this[0],
+ parentOffset = {
+ top: 0,
+ left: 0
+ }
+ if (!elem) {
+ return
+ }
+ if (this.css("position") === "fixed") {
+ offset = elem.getBoundingClientRect()
+ } else {
+ offsetParent = this.offsetParent() //得到真正的offsetParent
+ offset = this.offset() // 得到正确的offsetParent
+ if (offsetParent[0].tagName !== "HTML") {
+ parentOffset = offsetParent.offset()
+ }
+ parentOffset.top += avalon.css(offsetParent[0], "borderTopWidth", true)
+ parentOffset.left += avalon.css(offsetParent[0], "borderLeftWidth", true)
+
+ // Subtract offsetParent scroll positions
+ parentOffset.top -= offsetParent.scrollTop()
+ parentOffset.left -= offsetParent.scrollLeft()
+ }
+ return {
+ top: offset.top - parentOffset.top - avalon.css(elem, "marginTop", true),
+ left: offset.left - parentOffset.left - avalon.css(elem, "marginLeft", true)
+ }
+ },
+ offsetParent: function() {
+ var offsetParent = this[0].offsetParent
+ while (offsetParent && avalon.css(offsetParent, "position") === "static") {
+ offsetParent = offsetParent.offsetParent;
+ }
+ return avalon(offsetParent || root)
+ },
+ bind: function(type, fn, phase) {
+ if (this[0]) { //此方法不会链
+ return avalon.bind(this[0], type, fn, phase)
+ }
+ },
+ unbind: function(type, fn, phase) {
+ if (this[0]) {
+ avalon.unbind(this[0], type, fn, phase)
+ }
+ return this
+ },
+ val: function(value) {
+ var node = this[0]
+ if (node && node.nodeType === 1) {
+ var get = arguments.length === 0
+ var access = get ? ":get" : ":set"
+ var fn = valHooks[getValType(node) + access]
+ if (fn) {
+ var val = fn(node, value)
+ } else if (get) {
+ return (node.value || "").replace(/\r/g, "")
+ } else {
+ node.value = value
+ }
+ }
+ return get ? val : this
+ }
+ })
+
+ function parseData(data) {
+ try {
+ if (typeof data === "object")
+ return data
+ data = data === "true" ? true :
+ data === "false" ? false :
+ data === "null" ? null : +data + "" === data ? +data : rbrace.test(data) ? avalon.parseJSON(data) : data
+ } catch (e) {}
+ return data
+ }
+var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
+ rvalidchars = /^[\],:{}\s]*$/,
+ rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
+ rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
+ rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g
+avalon.parseJSON = window.JSON ? JSON.parse : function(data) {
+ if (typeof data === "string") {
+ data = data.trim();
+ if (data) {
+ if (rvalidchars.test(data.replace(rvalidescape, "@")
+ .replace(rvalidtokens, "]")
+ .replace(rvalidbraces, ""))) {
+ return (new Function("return " + data))() // jshint ignore:line
+ }
+ }
+ avalon.error("Invalid JSON: " + data)
+ }
+ return data
+}
+
+//生成avalon.fn.scrollLeft, avalon.fn.scrollTop方法
+avalon.each({
+ scrollLeft: "pageXOffset",
+ scrollTop: "pageYOffset"
+}, function(method, prop) {
+ avalon.fn[method] = function(val) {
+ var node = this[0] || {}, win = getWindow(node),
+ top = method === "scrollTop"
+ if (!arguments.length) {
+ return win ? (prop in win) ? win[prop] : root[method] : node[method]
+ } else {
+ if (win) {
+ win.scrollTo(!top ? val : avalon(win).scrollLeft(), top ? val : avalon(win).scrollTop())
+ } else {
+ node[method] = val
+ }
+ }
+ }
+})
+
+function getWindow(node) {
+ return node.window && node.document ? node : node.nodeType === 9 ? node.defaultView || node.parentWindow : false;
+}
+//=============================css相关=======================
+var cssHooks = avalon.cssHooks = {}
+var prefixes = ["", "-webkit-", "-o-", "-moz-", "-ms-"]
+var cssMap = {
+ "float": W3C ? "cssFloat" : "styleFloat"
+}
+avalon.cssNumber = oneObject("columnCount,order,fillOpacity,fontWeight,lineHeight,opacity,orphans,widows,zIndex,zoom")
+
+avalon.cssName = function(name, host, camelCase) {
+ if (cssMap[name]) {
+ return cssMap[name]
+ }
+ host = host || root.style
+ for (var i = 0, n = prefixes.length; i < n; i++) {
+ camelCase = camelize(prefixes[i] + name)
+ if (camelCase in host) {
+ return (cssMap[name] = camelCase)
+ }
+ }
+ return null
+}
+cssHooks["@:set"] = function(node, name, value) {
+ try { //node.style.width = NaN;node.style.width = "xxxxxxx";node.style.width = undefine 在旧式IE下会抛异常
+ node.style[name] = value
+ } catch (e) {}
+}
+if (window.getComputedStyle) {
+ cssHooks["@:get"] = function(node, name) {
+ if (!node || !node.style) {
+ throw new Error("getComputedStyle要求传入一个节点 " + node)
+ }
+ var ret, styles = getComputedStyle(node, null)
+ if (styles) {
+ ret = name === "filter" ? styles.getPropertyValue(name) : styles[name]
+ if (ret === "") {
+ ret = node.style[name] //其他浏览器需要我们手动取内联样式
+ }
+ }
+ return ret
+ }
+ cssHooks["opacity:get"] = function(node) {
+ var ret = cssHooks["@:get"](node, "opacity")
+ return ret === "" ? "1" : ret
+ }
+} else {
+ var rnumnonpx = /^-?(?:\d*\.)?\d+(?!px)[^\d\s]+$/i
+ var rposition = /^(top|right|bottom|left)$/
+ var ralpha = /alpha\([^)]*\)/i
+ var ie8 = !! window.XDomainRequest
+ var salpha = "DXImageTransform.Microsoft.Alpha"
+ var border = {
+ thin: ie8 ? '1px' : '2px',
+ medium: ie8 ? '3px' : '4px',
+ thick: ie8 ? '5px' : '6px'
+ }
+ cssHooks["@:get"] = function(node, name) {
+ //取得精确值,不过它有可能是带em,pc,mm,pt,%等单位
+ var currentStyle = node.currentStyle
+ var ret = currentStyle[name]
+ if ((rnumnonpx.test(ret) && !rposition.test(ret))) {
+ //①,保存原有的style.left, runtimeStyle.left,
+ var style = node.style,
+ left = style.left,
+ rsLeft = node.runtimeStyle.left
+ //②由于③处的style.left = xxx会影响到currentStyle.left,
+ //因此把它currentStyle.left放到runtimeStyle.left,
+ //runtimeStyle.left拥有最高优先级,不会style.left影响
+ node.runtimeStyle.left = currentStyle.left
+ //③将精确值赋给到style.left,然后通过IE的另一个私有属性 style.pixelLeft
+ //得到单位为px的结果;fontSize的分支见http://bugs.jquery.com/ticket/760
+ style.left = name === 'fontSize' ? '1em' : (ret || 0)
+ ret = style.pixelLeft + "px"
+ //④还原 style.left,runtimeStyle.left
+ style.left = left
+ node.runtimeStyle.left = rsLeft
+ }
+ if (ret === "medium") {
+ name = name.replace("Width", "Style")
+ //border width 默认值为medium,即使其为0"
+ if (currentStyle[name] === "none") {
+ ret = "0px"
+ }
+ }
+ return ret === "" ? "auto" : border[ret] || ret
+ }
+ cssHooks["opacity:set"] = function(node, name, value) {
+ var style = node.style
+ var opacity = isFinite(value) && value <= 1 ? "alpha(opacity=" + value * 100 + ")" : ""
+ var filter = style.filter || "";
+ style.zoom = 1
+ //不能使用以下方式设置透明度
+ //node.filters.alpha.opacity = value * 100
+ style.filter = (ralpha.test(filter) ?
+ filter.replace(ralpha, opacity) :
+ filter + " " + opacity).trim()
+ if (!style.filter) {
+ style.removeAttribute("filter")
+ }
+ }
+ cssHooks["opacity:get"] = function(node) {
+ //这是最快的获取IE透明值的方式,不需要动用正则了!
+ var alpha = node.filters.alpha || node.filters[salpha],
+ op = alpha && alpha.enabled ? alpha.opacity : 100
+ return (op / 100) + "" //确保返回的是字符串
+ }
+}
+
+"top,left".replace(rword, function(name) {
+ cssHooks[name + ":get"] = function(node) {
+ var computed = cssHooks["@:get"](node, name)
+ return /px$/.test(computed) ? computed :
+ avalon(node).position()[name] + "px"
+ }
+})
+
+var cssShow = {
+ position: "absolute",
+ visibility: "hidden",
+ display: "block"
+}
+
+var rdisplayswap = /^(none|table(?!-c[ea]).+)/
+
+ function showHidden(node, array) {
+ //http://www.cnblogs.com/rubylouvre/archive/2012/10/27/2742529.html
+ if (node.offsetWidth <= 0) { //opera.offsetWidth可能小于0
+ if (rdisplayswap.test(cssHooks["@:get"](node, "display"))) {
+ var obj = {
+ node: node
+ }
+ for (var name in cssShow) {
+ obj[name] = node.style[name]
+ node.style[name] = cssShow[name]
+ }
+ array.push(obj)
+ }
+ var parent = node.parentNode
+ if (parent && parent.nodeType === 1) {
+ showHidden(parent, array)
+ }
+ }
+ }
+ "Width,Height".replace(rword, function(name) { //fix 481
+ var method = name.toLowerCase(),
+ clientProp = "client" + name,
+ scrollProp = "scroll" + name,
+ offsetProp = "offset" + name
+ cssHooks[method + ":get"] = function(node, which, override) {
+ var boxSizing = -4
+ if (typeof override === "number") {
+ boxSizing = override
+ }
+ which = name === "Width" ? ["Left", "Right"] : ["Top", "Bottom"]
+ var ret = node[offsetProp] // border-box 0
+ if (boxSizing === 2) { // margin-box 2
+ return ret + avalon.css(node, "margin" + which[0], true) + avalon.css(node, "margin" + which[1], true)
+ }
+ if (boxSizing < 0) { // padding-box -2
+ ret = ret - avalon.css(node, "border" + which[0] + "Width", true) - avalon.css(node, "border" + which[1] + "Width", true)
+ }
+ if (boxSizing === -4) { // content-box -4
+ ret = ret - avalon.css(node, "padding" + which[0], true) - avalon.css(node, "padding" + which[1], true)
+ }
+ return ret
+ }
+ cssHooks[method + "&get"] = function(node) {
+ var hidden = [];
+ showHidden(node, hidden);
+ var val = cssHooks[method + ":get"](node)
+ for (var i = 0, obj; obj = hidden[i++];) {
+ node = obj.node
+ for (var n in obj) {
+ if (typeof obj[n] === "string") {
+ node.style[n] = obj[n]
+ }
+ }
+ }
+ return val;
+ }
+ avalon.fn[method] = function(value) { //会忽视其display
+ var node = this[0]
+ if (arguments.length === 0) {
+ if (node.setTimeout) { //取得窗口尺寸,IE9后可以用node.innerWidth /innerHeight代替
+ return node["inner" + name] || node.document.documentElement[clientProp]
+ }
+ if (node.nodeType === 9) { //取得页面尺寸
+ var doc = node.documentElement
+ //FF chrome html.scrollHeight< body.scrollHeight
+ //IE 标准模式 : html.scrollHeight> body.scrollHeight
+ //IE 怪异模式 : html.scrollHeight 最大等于可视窗口多一点?
+ return Math.max(node.body[scrollProp], doc[scrollProp], node.body[offsetProp], doc[offsetProp], doc[clientProp])
+ }
+ return cssHooks[method + "&get"](node)
+ } else {
+ return this.css(method, value)
+ }
+ }
+ avalon.fn["inner" + name] = function() {
+ return cssHooks[method + ":get"](this[0], void 0, -2)
+ }
+ avalon.fn["outer" + name] = function(includeMargin) {
+ return cssHooks[method + ":get"](this[0], void 0, includeMargin === true ? 2 : 0)
+ }
+ })
+ avalon.fn.offset = function() { //取得距离页面左右角的坐标
+ var node = this[0],
+ box = {
+ left: 0,
+ top: 0
+ }
+ if (!node || !node.tagName || !node.ownerDocument) {
+ return box
+ }
+ var doc = node.ownerDocument,
+ body = doc.body,
+ root = doc.documentElement,
+ win = doc.defaultView || doc.parentWindow
+ if (!avalon.contains(root, node)) {
+ return box
+ }
+ //http://hkom.blog1.fc2.com/?mode=m&no=750 body的偏移量是不包含margin的
+ //我们可以通过getBoundingClientRect来获得元素相对于client的rect.
+ //http://msdn.microsoft.com/en-us/library/ms536433.aspx
+ if (node.getBoundingClientRect) {
+ box = node.getBoundingClientRect() // BlackBerry 5, iOS 3 (original iPhone)
+ }
+ //chrome/IE6: body.scrollTop, firefox/other: root.scrollTop
+ var clientTop = root.clientTop || body.clientTop,
+ clientLeft = root.clientLeft || body.clientLeft,
+ scrollTop = Math.max(win.pageYOffset || 0, root.scrollTop, body.scrollTop),
+ scrollLeft = Math.max(win.pageXOffset || 0, root.scrollLeft, body.scrollLeft)
+ // 把滚动距离加到left,top中去。
+ // IE一些版本中会自动为HTML元素加上2px的border,我们需要去掉它
+ // http://msdn.microsoft.com/en-us/library/ms533564(VS.85).aspx
+ return {
+ top: box.top + scrollTop - clientTop,
+ left: box.left + scrollLeft - clientLeft
+ }
+ }
+
+ //==================================val相关============================
+
+ function getValType(elem) {
+ var ret = elem.tagName.toLowerCase()
+ return ret === "input" && /checkbox|radio/.test(elem.type) ? "checked" : ret
+ }
+var roption = /^<option(?:\s+\w+(?:\s*=\s*(?:"[^"]*"|'[^']*'|[^\s>]+))?)*\s+value[\s=]/i
+var valHooks = {
+ "option:get": IEVersion ? function(node) {
+ //在IE11及W3C,如果没有指定value,那么node.value默认为node.text(存在trim作),但IE9-10则是取innerHTML(没trim操作)
+ //specified并不可靠,因此通过分析outerHTML判定用户有没有显示定义value
+ return roption.test(node.outerHTML) ? node.value : node.text.trim()
+ } : function(node) {
+ return node.value
+ },
+ "select:get": function(node, value) {
+ var option, options = node.options,
+ index = node.selectedIndex,
+ getter = valHooks["option:get"],
+ one = node.type === "select-one" || index < 0,
+ values = one ? null : [],
+ max = one ? index + 1 : options.length,
+ i = index < 0 ? max : one ? index : 0
+ for (; i < max; i++) {
+ option = options[i]
+ //旧式IE在reset后不会改变selected,需要改用i === index判定
+ //我们过滤所有disabled的option元素,但在safari5下,如果设置select为disable,那么其所有孩子都disable
+ //因此当一个元素为disable,需要检测其是否显式设置了disable及其父节点的disable情况
+ if ((option.selected || i === index) && !option.disabled) {
+ value = getter(option)
+ if (one) {
+ return value
+ }
+ //收集所有selected值组成数组返回
+ values.push(value)
+ }
+ }
+ return values
+ },
+ "select:set": function(node, values, optionSet) {
+ values = [].concat(values) //强制转换为数组
+ var getter = valHooks["option:get"]
+ for (var i = 0, el; el = node.options[i++];) {
+ if ((el.selected = values.indexOf(getter(el)) > -1)) {
+ optionSet = true
+ }
+ }
+ if (!optionSet) {
+ node.selectedIndex = -1
+ }
+ }
+}
+
+/*********************************************************************
+ * 编译系统 *
+ **********************************************************************/
+var meta = {
+ '\b': '\\b',
+ '\t': '\\t',
+ '\n': '\\n',
+ '\f': '\\f',
+ '\r': '\\r',
+ '"': '\\"',
+ '\\': '\\\\'
+}
+var quote = window.JSON && JSON.stringify || function(str) {
+ return '"' + str.replace(/[\\\"\x00-\x1f]/g, function(a) {
+ var c = meta[a];
+ return typeof c === 'string' ? c :
+ '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
+ }) + '"'
+}
+
+var keywords = [
+ "break,case,catch,continue,debugger,default,delete,do,else,false",
+ "finally,for,function,if,in,instanceof,new,null,return,switch,this",
+ "throw,true,try,typeof,var,void,while,with", /* 关键字*/
+ "abstract,boolean,byte,char,class,const,double,enum,export,extends",
+ "final,float,goto,implements,import,int,interface,long,native",
+ "package,private,protected,public,short,static,super,synchronized",
+ "throws,transient,volatile", /*保留字*/
+ "arguments,let,yield,undefined" /* ECMA 5 - use strict*/].join(",")
+var rrexpstr = /\/\*[\w\W]*?\*\/|\/\/[^\n]*\n|\/\/[^\n]*$|"(?:[^"\\]|\\[\w\W])*"|'(?:[^'\\]|\\[\w\W])*'|[\s\t\n]*\.[\s\t\n]*[$\w\.]+/g
+var rsplit = /[^\w$]+/g
+var rkeywords = new RegExp(["\\b" + keywords.replace(/,/g, '\\b|\\b') + "\\b"].join('|'), 'g')
+var rnumber = /\b\d[^,]*/g
+var rcomma = /^,+|,+$/g
+var variablePool = new Cache(512)
+var getVariables = function (code) {
+ var key = "," + code.trim()
+ var ret = variablePool.get(key)
+ if (ret) {
+ return ret
+ }
+ var match = code
+ .replace(rrexpstr, "")
+ .replace(rsplit, ",")
+ .replace(rkeywords, "")
+ .replace(rnumber, "")
+ .replace(rcomma, "")
+ .split(/^$|,+/)
+ return variablePool.put(key, uniqSet(match))
+}
+/*添加赋值语句*/
+
+function addAssign(vars, scope, name, data) {
+ var ret = [],
+ prefix = " = " + name + "."
+ for (var i = vars.length, prop; prop = vars[--i]; ) {
+ if (scope.hasOwnProperty(prop)) {
+ ret.push(prop + prefix + prop)
+ data.vars.push(prop)
+ if (data.type === "duplex") {
+ vars.get = name + "." + prop
+ }
+ vars.splice(i, 1)
+ }
+ }
+ return ret
+}
+
+function uniqSet(array) {
+ var ret = [],
+ unique = {}
+ for (var i = 0; i < array.length; i++) {
+ var el = array[i]
+ var id = el && typeof el.$id === "string" ? el.$id : el
+ if (!unique[id]) {
+ unique[id] = ret.push(el)
+ }
+ }
+ return ret
+}
+//缓存求值函数,以便多次利用
+var evaluatorPool = new Cache(128)
+//取得求值函数及其传参
+var rduplex = /\w\[.*\]|\w\.\w/
+var rproxy = /(\$proxy\$[a-z]+)\d+$/
+var rthimRightParentheses = /\)\s*$/
+var rthimOtherParentheses = /\)\s*\|/g
+var rquoteFilterName = /\|\s*([$\w]+)/g
+var rpatchBracket = /"\s*\["/g
+var rthimLeftParentheses = /"\s*\(/g
+function parseFilter(val, filters) {
+ filters = filters
+ .replace(rthimRightParentheses, "")//处理最后的小括号
+ .replace(rthimOtherParentheses, function () {//处理其他小括号
+ return "],|"
+ })
+ .replace(rquoteFilterName, function (a, b) { //处理|及它后面的过滤器的名字
+ return "[" + quote(b)
+ })
+ .replace(rpatchBracket, function () {
+ return '"],["'
+ })
+ .replace(rthimLeftParentheses, function () {
+ return '",'
+ }) + "]"
+ return "return avalon.filters.$filter(" + val + ", " + filters + ")"
+}
+
+function parseExpr(code, scopes, data) {
+ var dataType = data.type
+ var filters = data.filters || ""
+ var exprId = scopes.map(function (el) {
+ return String(el.$id).replace(rproxy, "$1")
+ }) + code + dataType + filters
+ var vars = getVariables(code).concat(),
+ assigns = [],
+ names = [],
+ args = [],
+ prefix = ""
+ //args 是一个对象数组, names 是将要生成的求值函数的参数
+ scopes = uniqSet(scopes)
+ data.vars = []
+ for (var i = 0, sn = scopes.length; i < sn; i++) {
+ if (vars.length) {
+ var name = "vm" + expose + "_" + i
+ names.push(name)
+ args.push(scopes[i])
+ assigns.push.apply(assigns, addAssign(vars, scopes[i], name, data))
+ }
+ }
+ if (!assigns.length && dataType === "duplex") {
+ return
+ }
+ if (dataType !== "duplex" && (code.indexOf("||") > -1 || code.indexOf("&&") > -1)) {
+ //https://github.com/RubyLouvre/avalon/issues/583
+ data.vars.forEach(function (v) {
+ var reg = new RegExp("\\b" + v + "(?:\\.\\w+|\\[\\w+\\])+", "ig")
+ code = code.replace(reg, function (_) {
+ var c = _.charAt(v.length)
+ var r = IEVersion ? code.slice(arguments[1] + _.length) : RegExp.rightContext
+ var method = /^\s*\(/.test(r)
+ if (c === "." || c === "[" || method) {//比如v为aa,我们只匹配aa.bb,aa[cc],不匹配aaa.xxx
+ var name = "var" + String(Math.random()).replace(/^0\./, "")
+ if (method) {//array.size()
+ var array = _.split(".")
+ if (array.length > 2) {
+ var last = array.pop()
+ assigns.push(name + " = " + array.join("."))
+ return name + "." + last
+ } else {
+ return _
+ }
+ }
+ assigns.push(name + " = " + _)
+ return name
+ } else {
+ return _
+ }
+ })
+ })
+ }
+ //---------------args----------------
+ data.args = args
+ //---------------cache----------------
+ delete data.vars
+ var fn = evaluatorPool.get(exprId) //直接从缓存,免得重复生成
+ if (fn) {
+ data.evaluator = fn
+ return
+ }
+ prefix = assigns.join(", ")
+ if (prefix) {
+ prefix = "var " + prefix
+ }
+ if (/\S/.test(filters)) { //文本绑定,双工绑定才有过滤器
+ if (!/text|html/.test(data.type)) {
+ throw Error("ms-" + data.type + "不支持过滤器")
+ }
+ code = "\nvar ret" + expose + " = " + code + ";\r\n"
+ code += parseFilter("ret" + expose, filters)
+ } else if (dataType === "duplex") { //双工绑定
+ var _body = "'use strict';\nreturn function(vvv){\n\t" +
+ prefix +
+ ";\n\tif(!arguments.length){\n\t\treturn " +
+ code +
+ "\n\t}\n\t" + (!rduplex.test(code) ? vars.get : code) +
+ "= vvv;\n} "
+ try {
+ fn = Function.apply(noop, names.concat(_body))
+ data.evaluator = evaluatorPool.put(exprId, fn)
+ } catch (e) {
+ log("debug: parse error," + e.message)
+ }
+ return
+ } else if (dataType === "on") { //事件绑定
+ if (code.indexOf("(") === -1) {
+ code += ".call(this, $event)"
+ } else {
+ code = code.replace("(", ".call(this,")
+ }
+ names.push("$event")
+ code = "\nreturn " + code + ";" //IE全家 Function("return ")出错,需要Function("return ;")
+ var lastIndex = code.lastIndexOf("\nreturn")
+ var header = code.slice(0, lastIndex)
+ var footer = code.slice(lastIndex)
+ code = header + "\n" + footer
+ } else { //其他绑定
+ code = "\nreturn " + code + ";" //IE全家 Function("return ")出错,需要Function("return ;")
+ }
+ try {
+ fn = Function.apply(noop, names.concat("'use strict';\n" + prefix + code))
+ data.evaluator = evaluatorPool.put(exprId, fn)
+ } catch (e) {
+ log("debug: parse error," + e.message)
+ } finally {
+ vars = assigns = names = null //释放内存
+ }
+}
+
+
+//parseExpr的智能引用代理
+
+function parseExprProxy(code, scopes, data, tokens, noRegister) {
+ if (Array.isArray(tokens)) {
+ code = tokens.map(function (el) {
+ return el.expr ? "(" + el.value + ")" : quote(el.value)
+ }).join(" + ")
+ }
+ parseExpr(code, scopes, data)
+ if (data.evaluator && !noRegister) {
+ data.handler = bindingExecutors[data.handlerName || data.type]
+ //方便调试
+ //这里非常重要,我们通过判定视图刷新函数的element是否在DOM树决定
+ //将它移出订阅者列表
+ avalon.injectBinding(data)
+ }
+}
+avalon.parseExprProxy = parseExprProxy
+/*********************************************************************
+ * 扫描系统 *
+ **********************************************************************/
+
+avalon.scan = function(elem, vmodel) {
+ elem = elem || root
+ var vmodels = vmodel ? [].concat(vmodel) : []
+ scanTag(elem, vmodels)
+}
+
+//http://www.w3.org/TR/html5/syntax.html#void-elements
+var stopScan = oneObject("area,base,basefont,br,col,command,embed,hr,img,input,link,meta,param,source,track,wbr,noscript,script,style,textarea".toUpperCase())
+
+function checkScan(elem, callback, innerHTML) {
+ var id = setTimeout(function() {
+ var currHTML = elem.innerHTML
+ clearTimeout(id)
+ if (currHTML === innerHTML) {
+ callback()
+ } else {
+ checkScan(elem, callback, currHTML)
+ }
+ })
+}
+
+
+function createSignalTower(elem, vmodel) {
+ var id = elem.getAttribute("avalonctrl") || vmodel.$id
+ elem.setAttribute("avalonctrl", id)
+ vmodel.$events.expr = elem.tagName + '[avalonctrl="' + id + '"]'
+}
+
+var getBindingCallback = function(elem, name, vmodels) {
+ var callback = elem.getAttribute(name)
+ if (callback) {
+ for (var i = 0, vm; vm = vmodels[i++]; ) {
+ if (vm.hasOwnProperty(callback) && typeof vm[callback] === "function") {
+ return vm[callback]
+ }
+ }
+ }
+}
+
+function executeBindings(bindings, vmodels) {
+ for (var i = 0, data; data = bindings[i++]; ) {
+ data.vmodels = vmodels
+ bindingHandlers[data.type](data, vmodels)
+ if (data.evaluator && data.element && data.element.nodeType === 1) { //移除数据绑定,防止被二次解析
+ //chrome使用removeAttributeNode移除不存在的特性节点时会报错 https://github.com/RubyLouvre/avalon/issues/99
+ data.element.removeAttribute(data.name)
+ }
+ }
+ bindings.length = 0
+}
+
+//https://github.com/RubyLouvre/avalon/issues/636
+var mergeTextNodes = IEVersion && window.MutationObserver ? function (elem) {
+ var node = elem.firstChild, text
+ while (node) {
+ var aaa = node.nextSibling
+ if (node.nodeType === 3) {
+ if (text) {
+ text.nodeValue += node.nodeValue
+ elem.removeChild(node)
+ } else {
+ text = node
+ }
+ } else {
+ text = null
+ }
+ node = aaa
+ }
+} : 0
+var roneTime = /^\s*::/
+var rmsAttr = /ms-(\w+)-?(.*)/
+var priorityMap = {
+ "if": 10,
+ "repeat": 90,
+ "data": 100,
+ "widget": 110,
+ "each": 1400,
+ "with": 1500,
+ "duplex": 2000,
+ "on": 3000
+}
+
+var events = oneObject("animationend,blur,change,input,click,dblclick,focus,keydown,keypress,keyup,mousedown,mouseenter,mouseleave,mousemove,mouseout,mouseover,mouseup,scan,scroll,submit")
+var obsoleteAttrs = oneObject("value,title,alt,checked,selected,disabled,readonly,enabled")
+function bindingSorter(a, b) {
+ return a.priority - b.priority
+}
+
+function scanAttr(elem, vmodels, match) {
+ var scanNode = true
+ if (vmodels.length) {
+ var attributes = getAttributes ? getAttributes(elem) : elem.attributes
+ var bindings = []
+ var fixAttrs = []
+ var msData = {}
+ for (var i = 0, attr; attr = attributes[i++]; ) {
+ if (attr.specified) {
+ if (match = attr.name.match(rmsAttr)) {
+ //如果是以指定前缀命名的
+ var type = match[1]
+ var param = match[2] || ""
+ var value = attr.value
+ var name = attr.name
+ if (events[type]) {
+ param = type
+ type = "on"
+ } else if (obsoleteAttrs[type]) {
+ if (type === "enabled") {//吃掉ms-enabled绑定,用ms-disabled代替
+ log("warning!ms-enabled或ms-attr-enabled已经被废弃")
+ type = "disabled"
+ value = "!(" + value + ")"
+ }
+ param = type
+ type = "attr"
+ name = "ms-" + type + "-"+ param
+ fixAttrs.push([attr.name, name, value])
+ }
+ msData[name] = value
+ if (typeof bindingHandlers[type] === "function") {
+ var newValue = value.replace(roneTime, "")
+ var oneTime = value !== newValue
+ var binding = {
+ type: type,
+ param: param,
+ element: elem,
+ name: name,
+ value: newValue,
+ oneTime: oneTime,
+ uuid: name+"-"+getUid(elem),
+ //chrome与firefox下Number(param)得到的值不一样 #855
+ priority: (priorityMap[type] || type.charCodeAt(0) * 10 )+ (Number(param.replace(/\D/g, "")) || 0)
+ }
+ if (type === "html" || type === "text") {
+ var token = getToken(value)
+ avalon.mix(binding, token)
+ binding.filters = binding.filters.replace(rhasHtml, function () {
+ binding.type = "html"
+ binding.group = 1
+ return ""
+ })// jshint ignore:line
+ } else if (type === "duplex") {
+ var hasDuplex = name
+ } else if (name === "ms-if-loop") {
+ binding.priority += 100
+ }
+ bindings.push(binding)
+ if (type === "widget") {
+ elem.msData = elem.msData || msData
+ }
+ }
+ }
+ }
+ }
+ if (bindings.length) {
+ bindings.sort(bindingSorter)
+ fixAttrs.forEach(function (arr) {
+ log("warning!请改用" + arr[1] + "代替" + arr[0] + "!")
+ elem.removeAttribute(arr[0])
+ elem.setAttribute(arr[1], arr[2])
+ })
+ //http://bugs.jquery.com/ticket/7071
+ //在IE下对VML读取type属性,会让此元素所有属性都变成<Failed>
+ if (hasDuplex) {
+ if (msData["ms-attr-checked"]) {
+ log("warning!一个控件不能同时定义ms-attr-checked与" + hasDuplex)
+ }
+ if (msData["ms-attr-value"]) {
+ log("warning!一个控件不能同时定义ms-attr-value与" + hasDuplex)
+ }
+ }
+ for (i = 0; binding = bindings[i]; i++) {
+ type = binding.type
+ if (rnoscanAttrBinding.test(type)) {
+ return executeBindings(bindings.slice(0, i + 1), vmodels)
+ } else if (scanNode) {
+ scanNode = !rnoscanNodeBinding.test(type)
+ }
+ }
+ executeBindings(bindings, vmodels)
+ }
+ }
+ if (scanNode && !stopScan[elem.tagName] && rbind.test(elem.innerHTML.replace(rlt, "<").replace(rgt, ">"))) {
+ mergeTextNodes && mergeTextNodes(elem)
+ scanNodeList(elem, vmodels) //扫描子孙元素
+ }
+}
+var rnoscanAttrBinding = /^if|widget|repeat$/
+var rnoscanNodeBinding = /^each|with|html|include$/
+//IE67下,在循环绑定中,一个节点如果是通过cloneNode得到,自定义属性的specified为false,无法进入里面的分支,
+//但如果我们去掉scanAttr中的attr.specified检测,一个元素会有80+个特性节点(因为它不区分固有属性与自定义属性),很容易卡死页面
+if (!"1" [0]) {
+ var attrPool = new Cache(512)
+ var rattrs = /\s+(ms-[^=\s]+)(?:=("[^"]*"|'[^']*'|[^\s>]+))?/g,
+ rquote = /^['"]/,
+ rtag = /<\w+\b(?:(["'])[^"]*?(\1)|[^>])*>/i,
+ ramp = /&/g
+ //IE6-8解析HTML5新标签,会将它分解两个元素节点与一个文本节点
+ //<body><section>ddd</section></body>
+ // window.onload = function() {
+ // var body = document.body
+ // for (var i = 0, el; el = body.children[i++]; ) {
+ // avalon.log(el.outerHTML)
+ // }
+ // }
+ //依次输出<SECTION>, </SECTION>
+ var getAttributes = function (elem) {
+ var html = elem.outerHTML
+ //处理IE6-8解析HTML5新标签的情况,及<br>等半闭合标签outerHTML为空的情况
+ if (html.slice(0, 2) === "</" || !html.trim()) {
+ return []
+ }
+ var str = html.match(rtag)[0]
+ var attributes = [],
+ match,
+ k, v
+ var ret = attrPool.get(str)
+ if (ret) {
+ return ret
+ }
+ while (k = rattrs.exec(str)) {
+ v = k[2]
+ if (v) {
+ v = (rquote.test(v) ? v.slice(1, -1) : v).replace(ramp, "&")
+ }
+ var name = k[1].toLowerCase()
+ match = name.match(rmsAttr)
+ var binding = {
+ name: name,
+ specified: true,
+ value: v || ""
+ }
+ attributes.push(binding)
+ }
+ return attrPool.put(str, attributes)
+ }
+}
+
+function scanNodeList(parent, vmodels) {
+ var nodes = avalon.slice(parent.childNodes)
+ scanNodeArray(nodes, vmodels)
+}
+
+function scanNodeArray(nodes, vmodels) {
+ for (var i = 0, node; node = nodes[i++];) {
+ switch (node.nodeType) {
+ case 1:
+ scanTag(node, vmodels) //扫描元素节点
+ if (node.msCallback) {
+ node.msCallback()
+ node.msCallback = void 0
+ }
+ break
+ case 3:
+ if(rexpr.test(node.nodeValue)){
+ scanText(node, vmodels, i) //扫描文本节点
+ }
+ break
+ }
+ }
+}
+
+
+function scanTag(elem, vmodels, node) {
+ //扫描顺序 ms-skip(0) --> ms-important(1) --> ms-controller(2) --> ms-if(10) --> ms-repeat(100)
+ //--> ms-if-loop(110) --> ms-attr(970) ...--> ms-each(1400)-->ms-with(1500)--〉ms-duplex(2000)垫后
+ var a = elem.getAttribute("ms-skip")
+ //#360 在旧式IE中 Object标签在引入Flash等资源时,可能出现没有getAttributeNode,innerHTML的情形
+ if (!elem.getAttributeNode) {
+ return log("warning " + elem.tagName + " no getAttributeNode method")
+ }
+ var b = elem.getAttributeNode("ms-important")
+ var c = elem.getAttributeNode("ms-controller")
+ if (typeof a === "string") {
+ return
+ } else if (node = b || c) {
+ var newVmodel = avalon.vmodels[node.value]
+ if (!newVmodel) {
+ return
+ }
+ //ms-important不包含父VM,ms-controller相反
+ vmodels = node === b ? [newVmodel] : [newVmodel].concat(vmodels)
+ var name = node.name
+ elem.removeAttribute(name) //removeAttributeNode不会刷新[ms-controller]样式规则
+ avalon(elem).removeClass(name)
+ createSignalTower(elem, newVmodel)
+ }
+ scanAttr(elem, vmodels) //扫描特性节点
+}
+var rhasHtml = /\|\s*html(?:\b|$)/,
+ r11a = /\|\|/g,
+ rlt = /</g,
+ rgt = />/g,
+ rstringLiteral = /(['"])(\\\1|.)+?\1/g
+function getToken(value) {
+ if (value.indexOf("|") > 0) {
+ var scapegoat = value.replace(rstringLiteral, function (_) {
+ return Array(_.length + 1).join("1")// jshint ignore:line
+ })
+ var index = scapegoat.replace(r11a, "\u1122\u3344").indexOf("|") //干掉所有短路或
+ if (index > -1) {
+ return {
+ filters: value.slice(index),
+ value: value.slice(0, index),
+ expr: true
+ }
+ }
+ }
+ return {
+ value: value,
+ filters: "",
+ expr: true
+ }
+}
+
+function scanExpr(str) {
+ var tokens = [],
+ value, start = 0,
+ stop
+ do {
+ stop = str.indexOf(openTag, start)
+ if (stop === -1) {
+ break
+ }
+ value = str.slice(start, stop)
+ if (value) { // {{ 左边的文本
+ tokens.push({
+ value: value,
+ filters: "",
+ expr: false
+ })
+ }
+ start = stop + openTag.length
+ stop = str.indexOf(closeTag, start)
+ if (stop === -1) {
+ break
+ }
+ value = str.slice(start, stop)
+ if (value) { //处理{{ }}插值表达式
+ tokens.push(getToken(value, start))
+ }
+ start = stop + closeTag.length
+ } while (1)
+ value = str.slice(start)
+ if (value) { //}} 右边的文本
+ tokens.push({
+ value: value,
+ expr: false,
+ filters: ""
+ })
+ }
+ return tokens
+}
+
+function scanText(textNode, vmodels, index) {
+ var bindings = []
+ tokens = scanExpr(textNode.data)
+ if (tokens.length) {
+ for (var i = 0; token = tokens[i++]; ) {
+ var node = DOC.createTextNode(token.value) //将文本转换为文本节点,并替换原来的文本节点
+ if (token.expr) {
+ token.value = token.value.replace(roneTime, function () {
+ token.oneTime = true
+ return ""
+ })
+ token.type = "text"
+ token.element = node
+ token.filters = token.filters.replace(rhasHtml, function (a, b,c) {
+ token.type = "html"
+ return ""
+ })// jshint ignore:line
+ token.pos = index * 1000 + i
+ bindings.push(token) //收集带有插值表达式的文本
+ }
+ avalonFragment.appendChild(node)
+ }
+ textNode.parentNode.replaceChild(avalonFragment, textNode)
+ if (bindings.length)
+ executeBindings(bindings, vmodels)
+ }
+}
+
+var bools = ["autofocus,autoplay,async,allowTransparency,checked,controls",
+ "declare,disabled,defer,defaultChecked,defaultSelected",
+ "contentEditable,isMap,loop,multiple,noHref,noResize,noShade",
+ "open,readOnly,selected"
+].join(",")
+var boolMap = {}
+bools.replace(rword, function(name) {
+ boolMap[name.toLowerCase()] = name
+})
+
+var propMap = { //属性名映射
+ "accept-charset": "acceptCharset",
+ "char": "ch",
+ "charoff": "chOff",
+ "class": "className",
+ "for": "htmlFor",
+ "http-equiv": "httpEquiv"
+}
+
+var anomaly = ["accessKey,bgColor,cellPadding,cellSpacing,codeBase,codeType,colSpan",
+ "dateTime,defaultValue,frameBorder,longDesc,maxLength,marginWidth,marginHeight",
+ "rowSpan,tabIndex,useMap,vSpace,valueType,vAlign"
+].join(",")
+anomaly.replace(rword, function(name) {
+ propMap[name.toLowerCase()] = name
+})
+
+var rnoscripts = /<noscript.*?>(?:[\s\S]+?)<\/noscript>/img
+var rnoscriptText = /<noscript.*?>([\s\S]+?)<\/noscript>/im
+
+var getXHR = function() {
+ return new(window.XMLHttpRequest || ActiveXObject)("Microsoft.XMLHTTP") // jshint ignore:line
+}
+
+var templatePool = avalon.templateCache = {}
+
+bindingHandlers.attr = function(data, vmodels) {
+ var text = data.value.trim(),
+ simple = true
+ if (text.indexOf(openTag) > -1 && text.indexOf(closeTag) > 2) {
+ simple = false
+ if (rexpr.test(text) && RegExp.rightContext === "" && RegExp.leftContext === "") {
+ simple = true
+ text = RegExp.$1
+ }
+ }
+ if (data.type === "include") {
+ var elem = data.element
+ data.includeRendered = getBindingCallback(elem, "data-include-rendered", vmodels)
+ data.includeLoaded = getBindingCallback(elem, "data-include-loaded", vmodels)
+ var outer = data.includeReplace = !! avalon(elem).data("includeReplace")
+ if (avalon(elem).data("includeCache")) {
+ data.templateCache = {}
+ }
+ data.startInclude = DOC.createComment("ms-include")
+ data.endInclude = DOC.createComment("ms-include-end")
+ if (outer) {
+ data.element = data.startInclude
+ elem.parentNode.insertBefore(data.startInclude, elem)
+ elem.parentNode.insertBefore(data.endInclude, elem.nextSibling)
+ } else {
+ elem.insertBefore(data.startInclude, elem.firstChild)
+ elem.appendChild(data.endInclude)
+ }
+ }
+ data.handlerName = "attr" //handleName用于处理多种绑定共用同一种bindingExecutor的情况
+ parseExprProxy(text, vmodels, data, (simple ? 0 : scanExpr(data.value)))
+}
+
+bindingExecutors.attr = function(val, elem, data) {
+ var method = data.type,
+ attrName = data.param
+ if (method === "css") {
+ avalon(elem).css(attrName, val)
+ } else if (method === "attr") {
+
+ // ms-attr-class="xxx" vm.xxx="aaa bbb ccc"将元素的className设置为aaa bbb ccc
+ // ms-attr-class="xxx" vm.xxx=false 清空元素的所有类名
+ // ms-attr-name="yyy" vm.yyy="ooo" 为元素设置name属性
+ var toRemove = (val === false) || (val === null) || (val === void 0)
+
+ if (!W3C && propMap[attrName]) { //旧式IE下需要进行名字映射
+ attrName = propMap[attrName]
+ }
+ var bool = boolMap[attrName]
+ if (typeof elem[bool] === "boolean") {
+ elem[bool] = !! val //布尔属性必须使用el.xxx = true|false方式设值
+ if (!val) { //如果为false, IE全系列下相当于setAttribute(xxx,''),会影响到样式,需要进一步处理
+ toRemove = true
+ }
+ }
+ if (toRemove) {
+ return elem.removeAttribute(attrName)
+ }
+ //SVG只能使用setAttribute(xxx, yyy), VML只能使用elem.xxx = yyy ,HTML的固有属性必须elem.xxx = yyy
+ var isInnate = rsvg.test(elem) ? false : (DOC.namespaces && isVML(elem)) ? true : attrName in elem.cloneNode(false)
+ if (isInnate) {
+ elem[attrName] = val+""
+ } else {
+ elem.setAttribute(attrName, val)
+ }
+ } else if (method === "include" && val) {
+ var vmodels = data.vmodels
+ var rendered = data.includeRendered
+ var loaded = data.includeLoaded
+ var replace = data.includeReplace
+ var target = replace ? elem.parentNode : elem
+ var scanTemplate = function(text) {
+ if (loaded) {
+ var newText = loaded.apply(target, [text].concat(vmodels))
+ if (typeof newText === "string")
+ text = newText
+ }
+ if (rendered) {
+ checkScan(target, function() {
+ rendered.call(target)
+ }, NaN)
+ }
+ var lastID = data.includeLastID
+ if (data.templateCache && lastID && lastID !== val) {
+ var lastTemplate = data.templateCache[lastID]
+ if (!lastTemplate) {
+ lastTemplate = data.templateCache[lastID] = DOC.createElement("div")
+ ifGroup.appendChild(lastTemplate)
+ }
+ }
+ data.includeLastID = val
+ while (true) {
+ var node = data.startInclude.nextSibling
+ if (node && node !== data.endInclude) {
+ target.removeChild(node)
+ if (lastTemplate)
+ lastTemplate.appendChild(node)
+ } else {
+ break
+ }
+ }
+ var dom = getTemplateNodes(data, val, text)
+ var nodes = avalon.slice(dom.childNodes)
+ target.insertBefore(dom, data.endInclude)
+ scanNodeArray(nodes, vmodels)
+ }
+
+ if (data.param === "src") {
+ if (typeof templatePool[val] === "string") {
+ avalon.nextTick(function() {
+ scanTemplate(templatePool[val])
+ })
+ } else if (Array.isArray(templatePool[val])) { //#805 防止在循环绑定中发出许多相同的请求
+ templatePool[val].push(scanTemplate)
+ } else {
+ var xhr = getXHR()
+ xhr.onreadystatechange = function() {
+ if (xhr.readyState === 4) {
+ var s = xhr.status
+ if (s >= 200 && s < 300 || s === 304 || s === 1223) {
+ var text = xhr.responseText
+ for (var f = 0, fn; fn = templatePool[val][f++];) {
+ fn(text)
+ }
+ templatePool[val] = text
+ }
+ }
+ }
+ templatePool[val] = [scanTemplate]
+ xhr.open("GET", val, true)
+ if ("withCredentials" in xhr) {
+ xhr.withCredentials = true
+ }
+ xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest")
+ xhr.send(null)
+ }
+ } else {
+ //IE系列与够新的标准浏览器支持通过ID取得元素(firefox14+)
+ //http://tjvantoll.com/2012/07/19/dom-element-references-as-global-variables/
+ var el = val && val.nodeType === 1 ? val : DOC.getElementById(val)
+ if (el) {
+ if (el.tagName === "NOSCRIPT" && !(el.innerHTML || el.fixIE78)) { //IE7-8 innerText,innerHTML都无法取得其内容,IE6能取得其innerHTML
+ xhr = getXHR() //IE9-11与chrome的innerHTML会得到转义的内容,它们的innerText可以
+ xhr.open("GET", location, false) //谢谢Nodejs 乱炖群 深圳-纯属虚构
+ xhr.send(null)
+ //http://bbs.csdn.net/topics/390349046?page=1#post-393492653
+ var noscripts = DOC.getElementsByTagName("noscript")
+ var array = (xhr.responseText || "").match(rnoscripts) || []
+ var n = array.length
+ for (var i = 0; i < n; i++) {
+ var tag = noscripts[i]
+ if (tag) { //IE6-8中noscript标签的innerHTML,innerText是只读的
+ tag.style.display = "none" //http://haslayout.net/css/noscript-Ghost-Bug
+ tag.fixIE78 = (array[i].match(rnoscriptText) || ["", " "])[1]
+ }
+ }
+ }
+ avalon.nextTick(function() {
+ scanTemplate(el.fixIE78 || el.value || el.innerText || el.innerHTML)
+ })
+ }
+ }
+ } else {
+ if (!root.hasAttribute && typeof val === "string" && (method === "src" || method === "href")) {
+ val = val.replace(/&/g, "&") //处理IE67自动转义的问题
+ }
+ elem[method] = val
+ if (window.chrome && elem.tagName === "EMBED") {
+ var parent = elem.parentNode //#525 chrome1-37下embed标签动态设置src不能发生请求
+ var comment = document.createComment("ms-src")
+ parent.replaceChild(comment, elem)
+ parent.replaceChild(elem, comment)
+ }
+ }
+}
+
+function getTemplateNodes(data, id, text) {
+ var div = data.templateCache && data.templateCache[id]
+ if (div) {
+ var dom = DOC.createDocumentFragment(),
+ firstChild
+ while (firstChild = div.firstChild) {
+ dom.appendChild(firstChild)
+ }
+ return dom
+ }
+ return avalon.parseHTML(text)
+}
+
+//这几个指令都可以使用插值表达式,如ms-src="aaa/{{b}}/{{c}}.html"
+"title,alt,src,value,css,include,href".replace(rword, function(name) {
+ bindingHandlers[name] = bindingHandlers.attr
+})
+//根据VM的属性值或表达式的值切换类名,ms-class="xxx yyy zzz:flag"
+//http://www.cnblogs.com/rubylouvre/archive/2012/12/17/2818540.html
+bindingHandlers["class"] = function(data, vmodels) {
+ var oldStyle = data.param,
+ text = data.value,
+ rightExpr
+ data.handlerName = "class"
+ if (!oldStyle || isFinite(oldStyle)) {
+ data.param = "" //去掉数字
+ var noExpr = text.replace(rexprg, function(a) {
+ return a.replace(/./g, "0")
+ //return Math.pow(10, a.length - 1) //将插值表达式插入10的N-1次方来占位
+ })
+ var colonIndex = noExpr.indexOf(":") //取得第一个冒号的位置
+ if (colonIndex === -1) { // 比如 ms-class="aaa bbb ccc" 的情况
+ var className = text
+ } else { // 比如 ms-class-1="ui-state-active:checked" 的情况
+ className = text.slice(0, colonIndex)
+ rightExpr = text.slice(colonIndex + 1)
+ parseExpr(rightExpr, vmodels, data) //决定是添加还是删除
+ if (!data.evaluator) {
+ log("debug: ms-class '" + (rightExpr || "").trim() + "' 不存在于VM中")
+ return false
+ } else {
+ data._evaluator = data.evaluator
+ data._args = data.args
+ }
+ }
+ var hasExpr = rexpr.test(className) //比如ms-class="width{{w}}"的情况
+ if (!hasExpr) {
+ data.immobileClass = className
+ }
+ parseExprProxy("", vmodels, data, (hasExpr ? scanExpr(className) : 0))
+ } else {
+ data.immobileClass = data.oldStyle = data.param
+ parseExprProxy(text, vmodels, data)
+ }
+}
+
+bindingExecutors["class"] = function(val, elem, data) {
+ var $elem = avalon(elem),
+ method = data.type
+ if (method === "class" && data.oldStyle) { //如果是旧风格
+ $elem.toggleClass(data.oldStyle, !! val)
+ } else {
+ //如果存在冒号就有求值函数
+ data.toggleClass = data._evaluator ? !! data._evaluator.apply(elem, data._args) : true
+ data.newClass = data.immobileClass || val
+ if (data.oldClass && data.newClass !== data.oldClass) {
+ $elem.removeClass(data.oldClass)
+ }
+ data.oldClass = data.newClass
+ switch (method) {
+ case "class":
+ $elem.toggleClass(data.newClass, data.toggleClass)
+ break
+ case "hover":
+ case "active":
+ if (!data.hasBindEvent) { //确保只绑定一次
+ var activate = "mouseenter" //在移出移入时切换类名
+ var abandon = "mouseleave"
+ if (method === "active") { //在聚焦失焦中切换类名
+ elem.tabIndex = elem.tabIndex || -1
+ activate = "mousedown"
+ abandon = "mouseup"
+ var fn0 = $elem.bind("mouseleave", function() {
+ data.toggleClass && $elem.removeClass(data.newClass)
+ })
+ }
+ var fn1 = $elem.bind(activate, function() {
+ data.toggleClass && $elem.addClass(data.newClass)
+ })
+ var fn2 = $elem.bind(abandon, function() {
+ data.toggleClass && $elem.removeClass(data.newClass)
+ })
+ data.rollback = function() {
+ $elem.unbind("mouseleave", fn0)
+ $elem.unbind(activate, fn1)
+ $elem.unbind(abandon, fn2)
+ }
+ data.hasBindEvent = true
+ }
+ break;
+ }
+ }
+}
+
+"hover,active".replace(rword, function(method) {
+ bindingHandlers[method] = bindingHandlers["class"]
+})
+//ms-controller绑定已经在scanTag 方法中实现
+//ms-css绑定已由ms-attr绑定实现
+
+
+// bindingHandlers.data 定义在if.js
+bindingExecutors.data = function(val, elem, data) {
+ var key = "data-" + data.param
+ if (val && typeof val === "object") {
+ elem[key] = val
+ } else {
+ elem.setAttribute(key, String(val))
+ }
+}
+//双工绑定
+var duplexBinding = bindingHandlers.duplex = function(data, vmodels) {
+ var elem = data.element,
+ hasCast
+ parseExprProxy(data.value, vmodels, data, 0, 1)
+
+ data.changed = getBindingCallback(elem, "data-duplex-changed", vmodels) || noop
+ if (data.evaluator && data.args) {
+ var params = []
+ var casting = oneObject("string,number,boolean,checked")
+ if (elem.type === "radio" && data.param === "") {
+ data.param = "checked"
+ }
+ if (elem.msData) {
+ elem.msData["ms-duplex"] = data.value
+ }
+ data.param.replace(/\w+/g, function(name) {
+ if (/^(checkbox|radio)$/.test(elem.type) && /^(radio|checked)$/.test(name)) {
+ if (name === "radio")
+ log("ms-duplex-radio已经更名为ms-duplex-checked")
+ name = "checked"
+ data.isChecked = true
+ }
+ if (name === "bool") {
+ name = "boolean"
+ log("ms-duplex-bool已经更名为ms-duplex-boolean")
+ } else if (name === "text") {
+ name = "string"
+ log("ms-duplex-text已经更名为ms-duplex-string")
+ }
+ if (casting[name]) {
+ hasCast = true
+ }
+ avalon.Array.ensure(params, name)
+ })
+ if (!hasCast) {
+ params.push("string")
+ }
+ data.param = params.join("-")
+ data.bound = function(type, callback) {
+ if (elem.addEventListener) {
+ elem.addEventListener(type, callback, false)
+ } else {
+ elem.attachEvent("on" + type, callback)
+ }
+ var old = data.rollback
+ data.rollback = function() {
+ elem.avalonSetter = null
+ avalon.unbind(elem, type, callback)
+ old && old()
+ }
+ }
+ for (var i in avalon.vmodels) {
+ var v = avalon.vmodels[i]
+ v.$fire("avalon-ms-duplex-init", data)
+ }
+ var cpipe = data.pipe || (data.pipe = pipe)
+ cpipe(null, data, "init")
+ var tagName = elem.tagName
+ duplexBinding[tagName] && duplexBinding[tagName](elem, data.evaluator.apply(null, data.args), data)
+ }
+}
+//不存在 bindingExecutors.duplex
+
+ function fixNull(val) {
+ return val == null ? "" : val
+ }
+avalon.duplexHooks = {
+ checked: {
+ get: function(val, data) {
+ return !data.element.oldValue
+ }
+ },
+ string: {
+ get: function(val) { //同步到VM
+ return val
+ },
+ set: fixNull
+ },
+ "boolean": {
+ get: function(val) {
+ return val === "true"
+ },
+ set: fixNull
+ },
+ number: {
+ get: function(val, data) {
+ var number = parseFloat(val)
+ if (-val === -number) {
+ return number
+ }
+ var arr = /strong|medium|weak/.exec(data.element.getAttribute("data-duplex-number")) || ["medium"]
+ switch (arr[0]) {
+ case "strong":
+ return 0
+ case "medium":
+ return val === "" ? "" : 0
+ case "weak":
+ return val
+ }
+ },
+ set: fixNull
+ }
+}
+
+function pipe(val, data, action, e) {
+ data.param.replace(/\w+/g, function(name) {
+ var hook = avalon.duplexHooks[name]
+ if (hook && typeof hook[action] === "function") {
+ val = hook[action](val, data)
+ }
+ })
+ return val
+}
+
+var TimerID, ribbon = []
+
+ avalon.tick = function(fn) {
+ if (ribbon.push(fn) === 1) {
+ TimerID = setInterval(ticker, 60)
+ }
+ }
+
+ function ticker() {
+ for (var n = ribbon.length - 1; n >= 0; n--) {
+ var el = ribbon[n]
+ if (el() === false) {
+ ribbon.splice(n, 1)
+ }
+ }
+ if (!ribbon.length) {
+ clearInterval(TimerID)
+ }
+ }
+
+var watchValueInTimer = noop
+var rmsinput = /text|password|hidden/
+new function() { // jshint ignore:line
+ try { //#272 IE9-IE11, firefox
+ var setters = {}
+ var aproto = HTMLInputElement.prototype
+ var bproto = HTMLTextAreaElement.prototype
+ function newSetter(value) { // jshint ignore:line
+ setters[this.tagName].call(this, value)
+ if (rmsinput.test(this.type) && !this.msFocus && this.avalonSetter) {
+ this.avalonSetter()
+ }
+ }
+ var inputProto = HTMLInputElement.prototype
+ Object.getOwnPropertyNames(inputProto) //故意引发IE6-8等浏览器报错
+ setters["INPUT"] = Object.getOwnPropertyDescriptor(aproto, "value").set
+
+ Object.defineProperty(aproto, "value", {
+ set: newSetter
+ })
+ setters["TEXTAREA"] = Object.getOwnPropertyDescriptor(bproto, "value").set
+ Object.defineProperty(bproto, "value", {
+ set: newSetter
+ })
+ } catch (e) {
+ //在chrome 43中 ms-duplex终于不需要使用定时器实现双向绑定了
+ // http://updates.html5rocks.com/2015/04/DOM-attributes-now-on-the-prototype
+ // https://docs.google.com/document/d/1jwA8mtClwxI-QJuHT7872Z0pxpZz8PBkf2bGAbsUtqs/edit?pli=1
+ watchValueInTimer = avalon.tick
+ }
+} // jshint ignore:line
+if (IEVersion) {
+ avalon.bind(DOC, "selectionchange", function(e) {
+ var el = DOC.activeElement
+ if (el && typeof el.avalonSetter === "function") {
+ el.avalonSetter()
+ }
+ })
+}
+
+//处理radio, checkbox, text, textarea, password
+duplexBinding.INPUT = function(element, evaluator, data) {
+ var $type = element.type,
+ bound = data.bound,
+ $elem = avalon(element),
+ composing = false
+
+ function callback(value) {
+ data.changed.call(this, value, data)
+ }
+
+ function compositionStart() {
+ composing = true
+ }
+
+ function compositionEnd() {
+ composing = false
+ }
+ //当value变化时改变model的值
+ var updateVModel = function() {
+ if (composing) //处理中文输入法在minlengh下引发的BUG
+ return
+ var val = element.oldValue = element.value //防止递归调用形成死循环
+ var lastValue = data.pipe(val, data, "get")
+ if ($elem.data("duplexObserve") !== false) {
+ evaluator(lastValue)
+ callback.call(element, lastValue)
+ if ($elem.data("duplex-focus")) {
+ avalon.nextTick(function() {
+ element.focus()
+ })
+ }
+ }
+ }
+ //当model变化时,它就会改变value的值
+ data.handler = function() {
+ var val = data.pipe(evaluator(), data, "set") + "" //fix #673
+ if (val !== element.oldValue) {
+ element.value = val
+ }
+ }
+ if (data.isChecked || $type === "radio") {
+ var IE6 = IEVersion === 6
+ updateVModel = function() {
+ if ($elem.data("duplexObserve") !== false) {
+ var lastValue = data.pipe(element.value, data, "get")
+ evaluator(lastValue)
+ callback.call(element, lastValue)
+ }
+ }
+ data.handler = function() {
+ var val = evaluator()
+ var checked = data.isChecked ? !! val : val + "" === element.value
+ element.oldValue = checked
+ if (IE6) {
+ setTimeout(function() {
+ //IE8 checkbox, radio是使用defaultChecked控制选中状态,
+ //并且要先设置defaultChecked后设置checked
+ //并且必须设置延迟
+ element.defaultChecked = checked
+ element.checked = checked
+ }, 31)
+ } else {
+ element.checked = checked
+ }
+ }
+ bound("click", updateVModel)
+ } else if ($type === "checkbox") {
+ updateVModel = function() {
+ if ($elem.data("duplexObserve") !== false) {
+ var method = element.checked ? "ensure" : "remove"
+ var array = evaluator()
+ if (!Array.isArray(array)) {
+ log("ms-duplex应用于checkbox上要对应一个数组")
+ array = [array]
+ }
+ var val = data.pipe(element.value, data, "get")
+ avalon.Array[method](array, val)
+ callback.call(element, array)
+ }
+ }
+
+ data.handler = function() {
+ var array = [].concat(evaluator()) //强制转换为数组
+ var val = data.pipe(element.value, data, "get")
+ element.checked = array.indexOf(val) > -1
+ }
+ bound(W3C ? "change" : "click", updateVModel)
+ } else {
+ var events = element.getAttribute("data-duplex-event") || "input"
+ if (element.attributes["data-event"]) {
+ log("data-event指令已经废弃,请改用data-duplex-event")
+ }
+
+ function delay(e) { // jshint ignore:line
+ setTimeout(function() {
+ updateVModel(e)
+ })
+ }
+ events.replace(rword, function(name) {
+ switch (name) {
+ case "input":
+ if (!IEVersion) { // W3C
+ bound("input", updateVModel)
+ //非IE浏览器才用这个
+ bound("compositionstart", compositionStart)
+ bound("compositionend", compositionEnd)
+ bound("DOMAutoComplete", updateVModel)
+ } else { //onpropertychange事件无法区分是程序触发还是用户触发
+ // IE下通过selectionchange事件监听IE9+点击input右边的X的清空行为,及粘贴,剪切,删除行为
+ if (IEVersion > 8) {
+ bound("input", updateVModel) //IE9使用propertychange无法监听中文输入改动
+ } else {
+ bound("propertychange", function(e) { //IE6-8下第一次修改时不会触发,需要使用keydown或selectionchange修正
+ if (e.propertyName === "value") {
+ updateVModel()
+ }
+ })
+ }
+ bound("dragend", delay)
+ //http://www.cnblogs.com/rubylouvre/archive/2013/02/17/2914604.html
+ //http://www.matts411.com/post/internet-explorer-9-oninput/
+ }
+ break
+ default:
+ bound(name, updateVModel)
+ break
+ }
+ })
+ bound("focus", function() {
+ element.msFocus = true
+ })
+ bound("blur", function() {
+ element.msFocus = false
+ })
+
+ if (rmsinput.test($type)) {
+ watchValueInTimer(function() {
+ if (root.contains(element)) {
+ if (!element.msFocus && element.oldValue !== element.value) {
+ updateVModel()
+ }
+ } else if (!element.msRetain) {
+ return false
+ }
+ })
+ }
+
+ element.avalonSetter = updateVModel //#765
+ }
+
+ element.oldValue = element.value
+ avalon.injectBinding(data)
+ callback.call(element, element.value)
+}
+duplexBinding.TEXTAREA = duplexBinding.INPUT
+duplexBinding.SELECT = function(element, evaluator, data) {
+ var $elem = avalon(element)
+
+ function updateVModel() {
+ if ($elem.data("duplexObserve") !== false) {
+ var val = $elem.val() //字符串或字符串数组
+ if (Array.isArray(val)) {
+ val = val.map(function(v) {
+ return data.pipe(v, data, "get")
+ })
+ } else {
+ val = data.pipe(val, data, "get")
+ }
+ if (val + "" !== element.oldValue) {
+ evaluator(val)
+ }
+ data.changed.call(element, val, data)
+ }
+ }
+ data.handler = function() {
+ var val = evaluator()
+ val = val && val.$model || val
+ if (Array.isArray(val)) {
+ if (!element.multiple) {
+ log("ms-duplex在<select multiple=true>上要求对应一个数组")
+ }
+ } else {
+ if (element.multiple) {
+ log("ms-duplex在<select multiple=false>不能对应一个数组")
+ }
+ }
+ //必须变成字符串后才能比较
+ val = Array.isArray(val) ? val.map(String) : val + ""
+ if (val + "" !== element.oldValue) {
+ $elem.val(val)
+ element.oldValue = val + ""
+ }
+ }
+ data.bound("change", updateVModel)
+ element.msCallback = function() {
+ avalon.injectBinding(data)
+ data.changed.call(element, evaluator(), data)
+ }
+}
+// bindingHandlers.html 定义在if.js
+bindingExecutors.html = function (val, elem, data) {
+ var isHtmlFilter = elem.nodeType !== 1
+ var parent = isHtmlFilter ? elem.parentNode : elem
+ if (!parent)
+ return
+ val = val == null ? "" : val
+ if (data.oldText !== val) {
+ data.oldText = val
+ } else {
+ return
+ }
+ if (elem.nodeType === 3) {
+ var signature = generateID("html")
+ parent.insertBefore(DOC.createComment(signature), elem)
+ data.element = DOC.createComment(signature + ":end")
+ parent.replaceChild(data.element, elem)
+ elem = data.element
+ }
+ if (typeof val !== "object") {//string, number, boolean
+ var fragment = avalon.parseHTML(String(val))
+ } else if (val.nodeType === 11) { //将val转换为文档碎片
+ fragment = val
+ } else if (val.nodeType === 1 || val.item) {
+ var nodes = val.nodeType === 1 ? val.childNodes : val.item
+ fragment = avalonFragment.cloneNode(true)
+ while (nodes[0]) {
+ fragment.appendChild(nodes[0])
+ }
+ }
+
+ nodes = avalon.slice(fragment.childNodes)
+ //插入占位符, 如果是过滤器,需要有节制地移除指定的数量,如果是html指令,直接清空
+ if (isHtmlFilter) {
+ var endValue = elem.nodeValue.slice(0, -4)
+ while (true) {
+ var node = elem.previousSibling
+ if (!node || node.nodeType === 8 && node.nodeValue === endValue) {
+ break
+ } else {
+ parent.removeChild(node)
+ }
+ }
+ parent.insertBefore(fragment, elem)
+ } else {
+ avalon.clearHTML(elem).appendChild(fragment)
+ }
+ scanNodeArray(nodes, data.vmodels)
+}
+bindingHandlers["if"] =
+ bindingHandlers.data =
+ bindingHandlers.text =
+ bindingHandlers.html =
+ function(data, vmodels) {
+ parseExprProxy(data.value, vmodels, data)
+}
+
+bindingExecutors["if"] = function(val, elem, data) {
+ try {
+ if(!elem.parentNode) return
+ } catch(e) {return}
+ if (val) { //插回DOM树
+ if (elem.nodeType === 8) {
+ elem.parentNode.replaceChild(data.template, elem)
+ // animate.enter(data.template, elem.parentNode)
+ elem = data.element = data.template //这时可能为null
+ }
+ if (elem.getAttribute(data.name)) {
+ elem.removeAttribute(data.name)
+ scanAttr(elem, data.vmodels)
+ }
+ data.rollback = null
+ } else { //移出DOM树,并用注释节点占据原位置
+ if (elem.nodeType === 1) {
+ var node = data.element = DOC.createComment("ms-if")
+ elem.parentNode.replaceChild(node, elem)
+ // animate.leave(elem, node.parentNode, node)
+ data.template = elem //元素节点
+ ifGroup.appendChild(elem)
+ data.rollback = function() {
+ if (elem.parentNode === ifGroup) {
+ ifGroup.removeChild(elem)
+ }
+ }
+ }
+ }
+}
+//ms-important绑定已经在scanTag 方法中实现
+//ms-include绑定已由ms-attr绑定实现
+
+var rdash = /\(([^)]*)\)/
+bindingHandlers.on = function(data, vmodels) {
+ var value = data.value
+ data.type = "on"
+ var eventType = data.param.replace(/-\d+$/, "") // ms-on-mousemove-10
+ if (typeof bindingHandlers.on[eventType + "Hook"] === "function") {
+ bindingHandlers.on[eventType + "Hook"](data)
+ }
+ if (value.indexOf("(") > 0 && value.indexOf(")") > -1) {
+ var matched = (value.match(rdash) || ["", ""])[1].trim()
+ if (matched === "" || matched === "$event") { // aaa() aaa($event)当成aaa处理
+ value = value.replace(rdash, "")
+ }
+ }
+ parseExprProxy(value, vmodels, data)
+}
+
+bindingExecutors.on = function(callback, elem, data) {
+ callback = function(e) {
+ var fn = data.evaluator || noop
+ return fn.apply(this, data.args.concat(e))
+ }
+ var eventType = data.param.replace(/-\d+$/, "") // ms-on-mousemove-10
+ if (eventType === "scan") {
+ callback.call(elem, {
+ type: eventType
+ })
+ } else if (typeof data.specialBind === "function") {
+ data.specialBind(elem, callback)
+ } else {
+ var removeFn = avalon.bind(elem, eventType, callback)
+ }
+ data.rollback = function() {
+ if (typeof data.specialUnbind === "function") {
+ data.specialUnbind()
+ } else {
+ avalon.unbind(elem, eventType, removeFn)
+ }
+ }
+}
+bindingHandlers.repeat = function (data, vmodels) {
+ var type = data.type
+ parseExprProxy(data.value, vmodels, data, 0, 1)
+ data.proxies = []
+ var freturn = false
+ try {
+ var $repeat = data.$repeat = data.evaluator.apply(0, data.args || [])
+ var xtype = avalon.type($repeat)
+ if (xtype !== "object" && xtype !== "array") {
+ freturn = true
+ avalon.log("warning:" + data.value + "只能是对象或数组")
+ }
+ } catch (e) {
+ freturn = true
+ }
+ var arr = data.value.split(".") || []
+ if (arr.length > 1) {
+ arr.pop()
+ var n = arr[0]
+ for (var i = 0, v; v = vmodels[i++]; ) {
+ if (v && v.hasOwnProperty(n)) {
+ var events = v[n].$events || {}
+ events[subscribers] = events[subscribers] || []
+ events[subscribers].push(data)
+ break
+ }
+ }
+ }
+
+ var elem = data.element
+ if (elem.nodeType === 1) {
+ elem.removeAttribute(data.name)
+ data.sortedCallback = getBindingCallback(elem, "data-with-sorted", vmodels)
+ data.renderedCallback = getBindingCallback(elem, "data-" + type + "-rendered", vmodels)
+ var signature = generateID(type)
+ var start = DOC.createComment(signature)
+ var end = DOC.createComment(signature + ":end")
+ data.signature = signature
+ data.template = avalonFragment.cloneNode(false)
+ if (type === "repeat") {
+ var parent = elem.parentNode
+ parent.replaceChild(end, elem)
+ parent.insertBefore(start, end)
+ data.template.appendChild(elem)
+ } else {
+ while (elem.firstChild) {
+ data.template.appendChild(elem.firstChild)
+ }
+ elem.appendChild(start)
+ elem.appendChild(end)
+ }
+ data.element = end
+ data.handler = bindingExecutors.repeat
+ data.rollback = function () {
+ var elem = data.element
+ if (!elem)
+ return
+ data.handler("clear")
+ }
+ }
+
+ if (freturn) {
+ return
+ }
+
+ data.$outer = {}
+ var check0 = "$key"
+ var check1 = "$val"
+ if (Array.isArray($repeat)) {
+ check0 = "$first"
+ check1 = "$last"
+ }
+
+ for (i = 0; v = vmodels[i++]; ) {
+ if (v.hasOwnProperty(check0) && v.hasOwnProperty(check1)) {
+ data.$outer = v
+ break
+ }
+ }
+ var $events = $repeat.$events
+ var $list = ($events || {})[subscribers]
+ injectDependency($list, data)
+ if (xtype === "object") {
+ data.$with = true
+ $repeat.$proxy || ($repeat.$proxy = {})
+ data.handler("append", $repeat)
+ } else if ($repeat.length) {
+ data.handler("add", 0, $repeat.length)
+ }
+}
+
+bindingExecutors.repeat = function (method, pos, el) {
+ if (!method && this.$with) {
+ method = "append"
+ var flag = "update"
+ }
+ if (method) {
+ var data = this, start, fragment
+ var end = data.element
+ var comments = getComments(data)
+ var parent = end.parentNode
+ var proxies = data.proxies
+ var transation = avalonFragment.cloneNode(false)
+ switch (method) {
+ case "add": //在pos位置后添加el数组(pos为插入位置,el为要插入的个数)
+ var n = pos + el
+ var fragments = []
+ for (var i = pos; i < n; i++) {
+ var proxy = eachProxyAgent(i, data)
+ proxies.splice(i, 0, proxy)
+ shimController(data, transation, proxy, fragments)
+ }
+ var now = new Date() - 0
+ avalon.optimize = avalon.optimize || now
+ for (i = 0; fragment = fragments[i++]; ) {
+ scanNodeArray(fragment.nodes, fragment.vmodels)
+ fragment.nodes = fragment.vmodels = null
+ }
+ if (avalon.optimize === now) {
+ avalon.optimize = null
+ }
+ parent.insertBefore(transation, comments[pos] || end)
+ avalon.profile("插入操作花费了 " + (new Date - now))
+ break
+ case "del": //将pos后的el个元素删掉(pos, el都是数字)
+ sweepNodes(comments[pos], comments[pos + el] || end)
+ var removed = proxies.splice(pos, el)
+ recycleProxies(removed, "each")
+ break
+ case "clear":
+ start = comments[0]
+ if (start) {
+ sweepNodes(start, end)
+ if (data.$with) {
+ parent.insertBefore(start, end)
+ }
+ }
+ recycleProxies(proxies, "each")
+ break
+ case "move":
+ start = comments[0]
+ if (start) {
+ var signature = start.nodeValue
+ var rooms = []
+ var room = [],
+ node
+ sweepNodes(start, end, function () {
+ room.unshift(this)
+ if (this.nodeValue === signature) {
+ rooms.unshift(room)
+ room = []
+ }
+ })
+ sortByIndex(rooms, pos)
+ sortByIndex(proxies, pos)
+ while (room = rooms.shift()) {
+ while (node = room.shift()) {
+ transation.appendChild(node)
+ }
+ }
+ parent.insertBefore(transation, end)
+ }
+ break
+ case "index": //将proxies中的第pos个起的所有元素重新索引
+ var last = proxies.length - 1
+ for (; el = proxies[pos]; pos++) {
+ el.$index = pos
+ el.$first = pos === 0
+ el.$last = pos === last
+ }
+ return
+ case "set": //将proxies中的第pos个元素的VM设置为el(pos为数字,el任意)
+ proxy = proxies[pos]
+ if (proxy) {
+ fireDependencies(proxy.$events[data.param || "el"])
+ }
+ break
+ case "append":
+ var object = data.$repeat //原来第2参数, 被循环对象
+ var oldProxy = object.$proxy //代理对象组成的hash
+ var keys = []
+ now = new Date() - 0
+ avalon.optimize = avalon.optimize || now
+ if (flag === "update") {
+ if (!data.evaluator) {
+ parseExprProxy(data.value, data.vmodels, data, 0, 1)
+ }
+ object = data.$repeat = data.evaluator.apply(0, data.args || [])
+ object.$proxy = oldProxy
+ }
+ var pool = object.$proxy || {}
+ removed = []
+ var nodes = data.element.parentNode.childNodes
+ var add = false
+ for (i = 0; node = nodes[i++]; ) {
+ if (node.nodeValue === data.signature) {
+ add = true
+ } else if (node.nodeValue === data.signature + ":end") {
+ add = false
+ }
+ if (add) {
+ removed.push(node)
+ }
+ }
+
+ var indexNode = [], item
+ var keyIndex = data.keyIndex || (data.keyIndex = {})
+ //将现有的节点全部移出DOM树
+ for ( i = 0; i < removed.length; i++) {
+ el = removed[i]
+ if (el.nodeValue === data.signature) {
+ item = avalonFragment.cloneNode(false)
+ indexNode.push(item)
+ }
+ item.appendChild(el)
+ }
+
+
+ for (var key in object) { //当前对象的所有键名
+ if (object.hasOwnProperty(key) && key !== "hasOwnProperty" && key !== "$proxy") {
+ keys.push(key)
+ }
+ }
+
+ for (var i = 0; key = keys[i++]; ) {
+ if (!pool.hasOwnProperty(key)) {//添加缺失的代理VM
+ pool[key] = withProxyAgent(pool[key], key, data)
+ } else {
+ pool[key].$val = object[key]
+ }
+ }
+
+ for ( key in pool) {
+ if (keys.indexOf(key) === -1) {//删除没用的代理VM
+ proxyRecycler(pool[key], withProxyPool) //去掉之前的代理VM
+ delete pool[key]
+ }
+ }
+ var fragments = []
+ var renderKeys = keys //需要渲染到DOM树去的键名
+ var end = data.element
+ if (data.sortedCallback) { //如果有回调,则让它们排序
+ var keys2 = data.sortedCallback.call(parent, keys)
+ if (keys2 && Array.isArray(keys2)) {
+ renderKeys = keys2
+ }
+ }
+
+ for (i = 0; i < renderKeys.length; i++) {
+ key = renderKeys[i]
+ if (typeof keyIndex[key] === "number") {
+ transation.appendChild(indexNode[keyIndex[key]])
+ fragments.push({})
+ } else {
+ shimController(data, transation, pool[key], fragments)
+ }
+ }
+
+ for (i = 0; i < renderKeys.length; i++) {
+ keyIndex[renderKeys[i]] = i
+ }
+
+ for (i = 0; fragment = fragments[i++]; ) {
+ if (fragment.nodes) {
+ scanNodeArray(fragment.nodes, fragment.vmodels)
+ fragment.nodes = fragment.vmodels = null
+ }
+ }
+ if (avalon.optimize === now) {
+ avalon.optimize = null
+ }
+ parent.insertBefore(transation, end)
+ avalon.profile("插入操作花费了 " + (new Date - now))
+ break
+ }
+ if (!data.$repeat || data.$repeat.hasOwnProperty("$lock")) //IE6-8 VBScript对象会报错, 有时候data.$repeat不存在
+ return
+ if (method === "clear")
+ method = "del"
+ var callback = data.renderedCallback || noop,
+ args = arguments
+ if (parent.oldValue && parent.tagName === "SELECT") { //fix #503
+ avalon(parent).val(parent.oldValue.split(","))
+ }
+ callback.apply(parent, args)
+ }
+}
+"with,each".replace(rword, function (name) {
+ bindingHandlers[name] = bindingHandlers.repeat
+})
+
+function shimController(data, transation, proxy, fragments) {
+ var content = data.template.cloneNode(true)
+ var nodes = avalon.slice(content.childNodes)
+ content.insertBefore(DOC.createComment(data.signature), content.firstChild)
+ transation.appendChild(content)
+ var nv = [proxy].concat(data.vmodels)
+ var fragment = {
+ nodes: nodes,
+ vmodels: nv
+ }
+ fragments.push(fragment)
+}
+
+function getComments(data) {
+ var ret = []
+ var nodes = data.element.parentNode.childNodes
+ for(var i= 0, node; node = nodes[i++];){
+ if(node.nodeValue === data.signature){
+ ret.push( node )
+ }else if(node.nodeValue === data.signature+":end"){
+ break
+ }
+ }
+ return ret
+}
+
+
+//移除掉start与end之间的节点(保留end)
+function sweepNodes(start, end, callback) {
+ while (true) {
+ var node = end.previousSibling
+ if (!node)
+ break
+ node.parentNode.removeChild(node)
+ callback && callback.call(node)
+ if (node === start) {
+ break
+ }
+ }
+}
+
+// 为ms-each,ms-with, ms-repeat会创建一个代理VM,
+// 通过它们保持一个下上文,让用户能调用$index,$first,$last,$remove,$key,$val,$outer等属性与方法
+// 所有代理VM的产生,消费,收集,存放通过xxxProxyFactory,xxxProxyAgent, recycleProxies,xxxProxyPool实现
+var withProxyPool = []
+function withProxyFactory() {
+ var proxy = modelFactory({
+ $key: "",
+ $outer: {},
+ $host: {},
+ $val: {
+ get: function () {
+ return this.$host[this.$key]
+ },
+ set: function (val) {
+ this.$host[this.$key] = val
+ }
+ }
+ }, {
+ $val: 1
+ })
+ proxy.$id = generateID("$proxy$with")
+ return proxy
+}
+
+function withProxyAgent(proxy, key, data) {
+ proxy = proxy || withProxyPool.pop()
+ if (!proxy) {
+ proxy = withProxyFactory()
+ } else {
+ proxy.$reinitialize()
+ }
+ var host = data.$repeat
+ proxy.$key = key
+ proxy.$host = host
+ proxy.$outer = data.$outer
+ if (host.$events) {
+ proxy.$events.$val = host.$events[key]
+ } else {
+ proxy.$events = {}
+ }
+ return proxy
+}
+
+
+function recycleProxies(proxies) {
+ eachProxyRecycler(proxies)
+}
+function eachProxyRecycler(proxies) {
+ proxies.forEach(function (proxy) {
+ proxyRecycler(proxy, eachProxyPool)
+ })
+ proxies.length = 0
+}
+
+
+var eachProxyPool = []
+function eachProxyFactory(name) {
+ var source = {
+ $host: [],
+ $outer: {},
+ $index: 0,
+ $first: false,
+ $last: false,
+ $remove: avalon.noop
+ }
+ source[name] = {
+ get: function () {
+ var e = this.$events
+ var array = e.$index
+ e.$index = e[name] //#817 通过$index为el收集依赖
+ try {
+ return this.$host[this.$index]
+ } finally {
+ e.$index = array
+ }
+ },
+ set: function (val) {
+ try {
+ var e = this.$events
+ var array = e.$index
+ e.$index = []
+ this.$host.set(this.$index, val)
+ } finally {
+ e.$index = array
+ }
+ }
+ }
+ var second = {
+ $last: 1,
+ $first: 1,
+ $index: 1
+ }
+ var proxy = modelFactory(source, second)
+ proxy.$id = generateID("$proxy$each")
+ return proxy
+}
+
+function eachProxyAgent(index, data) {
+ var param = data.param || "el",
+ proxy
+ for (var i = 0, n = eachProxyPool.length; i < n; i++) {
+ var candidate = eachProxyPool[i]
+ if (candidate && candidate.hasOwnProperty(param)) {
+ proxy = candidate
+ eachProxyPool.splice(i, 1)
+ }
+ }
+ if (!proxy) {
+ proxy = eachProxyFactory(param)
+ }
+ var host = data.$repeat
+ var last = host.length - 1
+ proxy.$index = index
+ proxy.$first = index === 0
+ proxy.$last = index === last
+ proxy.$host = host
+ proxy.$outer = data.$outer
+ proxy.$remove = function () {
+ return host.removeAt(proxy.$index)
+ }
+ return proxy
+}
+
+
+function proxyRecycler(proxy, proxyPool) {
+ for (var i in proxy.$events) {
+ if (Array.isArray(proxy.$events[i])) {
+ proxy.$events[i].forEach(function (data) {
+ if (typeof data === "object")
+ disposeData(data)
+ })// jshint ignore:line
+ proxy.$events[i].length = 0
+ }
+ }
+ proxy.$host = proxy.$outer = {}
+ if (proxyPool.unshift(proxy) > kernel.maxRepeatSize) {
+ proxyPool.pop()
+ }
+}
+/*********************************************************************
+ * 各种指令 *
+ **********************************************************************/
+//ms-skip绑定已经在scanTag 方法中实现
+// bindingHandlers.text 定义在if.js
+bindingExecutors.text = function(val, elem) {
+ val = val == null ? "" : val //不在页面上显示undefined null
+ if (elem.nodeType === 3) { //绑定在文本节点上
+ try { //IE对游离于DOM树外的节点赋值会报错
+ elem.data = val
+ } catch (e) {}
+ } else { //绑定在特性节点上
+ if ("textContent" in elem) {
+ elem.textContent = val
+ } else {
+ elem.innerText = val
+ }
+ }
+}
+function parseDisplay(nodeName, val) {
+ //用于取得此类标签的默认display值
+ var key = "_" + nodeName
+ if (!parseDisplay[key]) {
+ var node = DOC.createElement(nodeName)
+ root.appendChild(node)
+ if (W3C) {
+ val = getComputedStyle(node, null).display
+ } else {
+ val = node.currentStyle.display
+ }
+ root.removeChild(node)
+ parseDisplay[key] = val
+ }
+ return parseDisplay[key]
+}
+
+avalon.parseDisplay = parseDisplay
+
+bindingHandlers.visible = function(data, vmodels) {
+ var elem = data.element
+ var display = elem.style.display
+ if(display === "none"){
+ display = parseDisplay(elem.nodeName)
+ }
+ data.display = display
+ parseExprProxy(data.value, vmodels, data)
+}
+
+bindingExecutors.visible = function(val, elem, data) {
+ elem.style.display = val ? data.display : "none"
+}
+bindingHandlers.widget = function(data, vmodels) {
+ var args = data.value.match(rword)
+ var elem = data.element
+ var widget = args[0]
+ var id = args[1]
+ if (!id || id === "$") { //没有定义或为$时,取组件名+随机数
+ id = generateID(widget)
+ }
+ var optName = args[2] || widget //没有定义,取组件名
+ var constructor = avalon.ui[widget]
+ if (typeof constructor === "function") { //ms-widget="tabs,tabsAAA,optname"
+ vmodels = elem.vmodels || vmodels
+ for (var i = 0, v; v = vmodels[i++];) {
+ if (v.hasOwnProperty(optName) && typeof v[optName] === "object") {
+ var vmOptions = v[optName]
+ vmOptions = vmOptions.$model || vmOptions
+ break
+ }
+ }
+ if (vmOptions) {
+ var wid = vmOptions[widget + "Id"]
+ if (typeof wid === "string") {
+ log("warning!不再支持" + widget + "Id")
+ id = wid
+ }
+ }
+ //抽取data-tooltip-text、data-tooltip-attr属性,组成一个配置对象
+ var widgetData = avalon.getWidgetData(elem, widget)
+ data.value = [widget, id, optName].join(",")
+ data[widget + "Id"] = id
+ data.evaluator = noop
+ elem.msData["ms-widget-id"] = id
+ var options = data[widget + "Options"] = avalon.mix({}, constructor.defaults, vmOptions || {}, widgetData)
+ elem.removeAttribute("ms-widget")
+ var vmodel = constructor(elem, data, vmodels) || {} //防止组件不返回VM
+ if (vmodel.$id) {
+ avalon.vmodels[id] = vmodel
+ createSignalTower(elem, vmodel)
+ try {
+ vmodel.$init(function() {
+ avalon.scan(elem, [vmodel].concat(vmodels))
+ if (typeof options.onInit === "function") {
+ options.onInit.call(elem, vmodel, options, vmodels)
+ }
+ })
+ } catch (e) {}
+ data.rollback = function() {
+ try {
+ vmodel.widgetElement = null
+ vmodel.$remove()
+ } catch (e) {}
+ elem.msData = {}
+ delete avalon.vmodels[vmodel.$id]
+ }
+ injectDisposeQueue(data, widgetList)
+ if (window.chrome) {
+ elem.addEventListener("DOMNodeRemovedFromDocument", function() {
+ setTimeout(rejectDisposeQueue)
+ })
+ }
+ } else {
+ avalon.scan(elem, vmodels)
+ }
+ } else if (vmodels.length) { //如果该组件还没有加载,那么保存当前的vmodels
+ elem.vmodels = vmodels
+ }
+}
+var widgetList = []
+//不存在 bindingExecutors.widget
+/*********************************************************************
+ * 自带过滤器 *
+ **********************************************************************/
+var rscripts = /<script[^>]*>([\S\s]*?)<\/script\s*>/gim
+var ron = /\s+(on[^=\s]+)(?:=("[^"]*"|'[^']*'|[^\s>]+))?/g
+var ropen = /<\w+\b(?:(["'])[^"]*?(\1)|[^>])*>/ig
+var rsanitize = {
+ a: /\b(href)\=("javascript[^"]*"|'javascript[^']*')/ig,
+ img: /\b(src)\=("javascript[^"]*"|'javascript[^']*')/ig,
+ form: /\b(action)\=("javascript[^"]*"|'javascript[^']*')/ig
+}
+var rsurrogate = /[\uD800-\uDBFF][\uDC00-\uDFFF]/g
+var rnoalphanumeric = /([^\#-~| |!])/g;
+
+function numberFormat(number, decimals, point, thousands) {
+ //form http://phpjs.org/functions/number_format/
+ //number 必需,要格式化的数字
+ //decimals 可选,规定多少个小数位。
+ //point 可选,规定用作小数点的字符串(默认为 . )。
+ //thousands 可选,规定用作千位分隔符的字符串(默认为 , ),如果设置了该参数,那么所有其他参数都是必需的。
+ number = (number + '')
+ .replace(/[^0-9+\-Ee.]/g, '')
+ var n = !isFinite(+number) ? 0 : +number,
+ prec = !isFinite(+decimals) ? 3 : Math.abs(decimals),
+ sep = thousands || ",",
+ dec = point || ".",
+ s = '',
+ toFixedFix = function(n, prec) {
+ var k = Math.pow(10, prec)
+ return '' + (Math.round(n * k) / k)
+ .toFixed(prec)
+ }
+ // Fix for IE parseFloat(0.55).toFixed(0) = 0;
+ s = (prec ? toFixedFix(n, prec) : '' + Math.round(n))
+ .split('.')
+ if (s[0].length > 3) {
+ s[0] = s[0].replace(/\B(?=(?:\d{3})+(?!\d))/g, sep)
+ }
+ if ((s[1] || '')
+ .length < prec) {
+ s[1] = s[1] || ''
+ s[1] += new Array(prec - s[1].length + 1)
+ .join('0')
+ }
+ return s.join(dec)
+}
+
+
+var filters = avalon.filters = {
+ uppercase: function(str) {
+ return str.toUpperCase()
+ },
+ lowercase: function(str) {
+ return str.toLowerCase()
+ },
+ truncate: function(str, length, truncation) {
+ //length,新字符串长度,truncation,新字符串的结尾的字段,返回新字符串
+ length = length || 30
+ truncation = typeof truncation === "string" ? truncation : "..."
+ return str.length > length ? str.slice(0, length - truncation.length) + truncation : String(str)
+ },
+ $filter: function(val) {
+ for (var i = 1, n = arguments.length; i < n; i++) {
+ var array = arguments[i]
+ var fn = avalon.filters[array.shift()]
+ if (typeof fn === "function") {
+ var arr = [val].concat(array)
+ val = fn.apply(null, arr)
+ }
+ }
+ return val
+ },
+ camelize: camelize,
+ //https://www.owasp.org/index.php/XSS_Filter_Evasion_Cheat_Sheet
+ // <a href="javasc
ript:alert('XSS')">chrome</a>
+ // <a href="data:text/html;base64, PGltZyBzcmM9eCBvbmVycm9yPWFsZXJ0KDEpPg==">chrome</a>
+ // <a href="jav ascript:alert('XSS');">IE67chrome</a>
+ // <a href="jav	ascript:alert('XSS');">IE67chrome</a>
+ // <a href="jav
ascript:alert('XSS');">IE67chrome</a>
+ sanitize: function(str) {
+ return str.replace(rscripts, "").replace(ropen, function(a, b) {
+ var match = a.toLowerCase().match(/<(\w+)\s/)
+ if (match) { //处理a标签的href属性,img标签的src属性,form标签的action属性
+ var reg = rsanitize[match[1]]
+ if (reg) {
+ a = a.replace(reg, function(s, name, value) {
+ var quote = value.charAt(0)
+ return name + "=" + quote + "javascript:void(0)" + quote// jshint ignore:line
+ })
+ }
+ }
+ return a.replace(ron, " ").replace(/\s+/g, " ") //移除onXXX事件
+ })
+ },
+ escape: function(str) {
+ //将字符串经过 str 转义得到适合在页面中显示的内容, 例如替换 < 为 <
+ return String(str).
+ replace(/&/g, '&').
+ replace(rsurrogate, function(value) {
+ var hi = value.charCodeAt(0)
+ var low = value.charCodeAt(1)
+ return '&#' + (((hi - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000) + ';'
+ }).
+ replace(rnoalphanumeric, function(value) {
+ return '&#' + value.charCodeAt(0) + ';'
+ }).
+ replace(/</g, '<').
+ replace(/>/g, '>')
+ },
+ currency: function(amount, symbol, fractionSize) {
+ return (symbol || "\uFFE5") + numberFormat(amount, isFinite(fractionSize) ? fractionSize : 2)
+ },
+ number: numberFormat
+}
+/*
+ 'yyyy': 4 digit representation of year (e.g. AD 1 => 0001, AD 2010 => 2010)
+ 'yy': 2 digit representation of year, padded (00-99). (e.g. AD 2001 => 01, AD 2010 => 10)
+ 'y': 1 digit representation of year, e.g. (AD 1 => 1, AD 199 => 199)
+ 'MMMM': Month in year (January-December)
+ 'MMM': Month in year (Jan-Dec)
+ 'MM': Month in year, padded (01-12)
+ 'M': Month in year (1-12)
+ 'dd': Day in month, padded (01-31)
+ 'd': Day in month (1-31)
+ 'EEEE': Day in Week,(Sunday-Saturday)
+ 'EEE': Day in Week, (Sun-Sat)
+ 'HH': Hour in day, padded (00-23)
+ 'H': Hour in day (0-23)
+ 'hh': Hour in am/pm, padded (01-12)
+ 'h': Hour in am/pm, (1-12)
+ 'mm': Minute in hour, padded (00-59)
+ 'm': Minute in hour (0-59)
+ 'ss': Second in minute, padded (00-59)
+ 's': Second in minute (0-59)
+ 'a': am/pm marker
+ 'Z': 4 digit (+sign) representation of the timezone offset (-1200-+1200)
+ format string can also be one of the following predefined localizable formats:
+
+ 'medium': equivalent to 'MMM d, y h:mm:ss a' for en_US locale (e.g. Sep 3, 2010 12:05:08 pm)
+ 'short': equivalent to 'M/d/yy h:mm a' for en_US locale (e.g. 9/3/10 12:05 pm)
+ 'fullDate': equivalent to 'EEEE, MMMM d,y' for en_US locale (e.g. Friday, September 3, 2010)
+ 'longDate': equivalent to 'MMMM d, y' for en_US locale (e.g. September 3, 2010
+ 'mediumDate': equivalent to 'MMM d, y' for en_US locale (e.g. Sep 3, 2010)
+ 'shortDate': equivalent to 'M/d/yy' for en_US locale (e.g. 9/3/10)
+ 'mediumTime': equivalent to 'h:mm:ss a' for en_US locale (e.g. 12:05:08 pm)
+ 'shortTime': equivalent to 'h:mm a' for en_US locale (e.g. 12:05 pm)
+ */
+new function() {// jshint ignore:line
+ function toInt(str) {
+ return parseInt(str, 10) || 0
+ }
+
+ function padNumber(num, digits, trim) {
+ var neg = ""
+ if (num < 0) {
+ neg = '-'
+ num = -num
+ }
+ num = "" + num
+ while (num.length < digits)
+ num = "0" + num
+ if (trim)
+ num = num.substr(num.length - digits)
+ return neg + num
+ }
+
+ function dateGetter(name, size, offset, trim) {
+ return function(date) {
+ var value = date["get" + name]()
+ if (offset > 0 || value > -offset)
+ value += offset
+ if (value === 0 && offset === -12) {
+ value = 12
+ }
+ return padNumber(value, size, trim)
+ }
+ }
+
+ function dateStrGetter(name, shortForm) {
+ return function(date, formats) {
+ var value = date["get" + name]()
+ var get = (shortForm ? ("SHORT" + name) : name).toUpperCase()
+ return formats[get][value]
+ }
+ }
+
+ function timeZoneGetter(date) {
+ var zone = -1 * date.getTimezoneOffset()
+ var paddedZone = (zone >= 0) ? "+" : ""
+ paddedZone += padNumber(Math[zone > 0 ? "floor" : "ceil"](zone / 60), 2) + padNumber(Math.abs(zone % 60), 2)
+ return paddedZone
+ }
+ //取得上午下午
+
+ function ampmGetter(date, formats) {
+ return date.getHours() < 12 ? formats.AMPMS[0] : formats.AMPMS[1]
+ }
+ var DATE_FORMATS = {
+ yyyy: dateGetter("FullYear", 4),
+ yy: dateGetter("FullYear", 2, 0, true),
+ y: dateGetter("FullYear", 1),
+ MMMM: dateStrGetter("Month"),
+ MMM: dateStrGetter("Month", true),
+ MM: dateGetter("Month", 2, 1),
+ M: dateGetter("Month", 1, 1),
+ dd: dateGetter("Date", 2),
+ d: dateGetter("Date", 1),
+ HH: dateGetter("Hours", 2),
+ H: dateGetter("Hours", 1),
+ hh: dateGetter("Hours", 2, -12),
+ h: dateGetter("Hours", 1, -12),
+ mm: dateGetter("Minutes", 2),
+ m: dateGetter("Minutes", 1),
+ ss: dateGetter("Seconds", 2),
+ s: dateGetter("Seconds", 1),
+ sss: dateGetter("Milliseconds", 3),
+ EEEE: dateStrGetter("Day"),
+ EEE: dateStrGetter("Day", true),
+ a: ampmGetter,
+ Z: timeZoneGetter
+ }
+ var rdateFormat = /((?:[^yMdHhmsaZE']+)|(?:'(?:[^']|'')*')|(?:E+|y+|M+|d+|H+|h+|m+|s+|a|Z))(.*)/
+ var raspnetjson = /^\/Date\((\d+)\)\/$/
+ filters.date = function(date, format) {
+ var locate = filters.date.locate,
+ text = "",
+ parts = [],
+ fn, match
+ format = format || "mediumDate"
+ format = locate[format] || format
+ if (typeof date === "string") {
+ if (/^\d+$/.test(date)) {
+ date = toInt(date)
+ } else if (raspnetjson.test(date)) {
+ date = +RegExp.$1
+ } else {
+ var trimDate = date.trim()
+ var dateArray = [0, 0, 0, 0, 0, 0, 0]
+ var oDate = new Date(0)
+ //取得年月日
+ trimDate = trimDate.replace(/^(\d+)\D(\d+)\D(\d+)/, function(_, a, b, c) {
+ var array = c.length === 4 ? [c, a, b] : [a, b, c]
+ dateArray[0] = toInt(array[0]) //年
+ dateArray[1] = toInt(array[1]) - 1 //月
+ dateArray[2] = toInt(array[2]) //日
+ return ""
+ })
+ var dateSetter = oDate.setFullYear
+ var timeSetter = oDate.setHours
+ trimDate = trimDate.replace(/[T\s](\d+):(\d+):?(\d+)?\.?(\d)?/, function(_, a, b, c, d) {
+ dateArray[3] = toInt(a) //小时
+ dateArray[4] = toInt(b) //分钟
+ dateArray[5] = toInt(c) //秒
+ if (d) { //毫秒
+ dateArray[6] = Math.round(parseFloat("0." + d) * 1000)
+ }
+ return ""
+ })
+ var tzHour = 0
+ var tzMin = 0
+ trimDate = trimDate.replace(/Z|([+-])(\d\d):?(\d\d)/, function(z, symbol, c, d) {
+ dateSetter = oDate.setUTCFullYear
+ timeSetter = oDate.setUTCHours
+ if (symbol) {
+ tzHour = toInt(symbol + c)
+ tzMin = toInt(symbol + d)
+ }
+ return ""
+ })
+
+ dateArray[3] -= tzHour
+ dateArray[4] -= tzMin
+ dateSetter.apply(oDate, dateArray.slice(0, 3))
+ timeSetter.apply(oDate, dateArray.slice(3))
+ date = oDate
+ }
+ }
+ if (typeof date === "number") {
+ date = new Date(date)
+ }
+ if (avalon.type(date) !== "date") {
+ return
+ }
+ while (format) {
+ match = rdateFormat.exec(format)
+ if (match) {
+ parts = parts.concat(match.slice(1))
+ format = parts.pop()
+ } else {
+ parts.push(format)
+ format = null
+ }
+ }
+ parts.forEach(function(value) {
+ fn = DATE_FORMATS[value]
+ text += fn ? fn(date, locate) : value.replace(/(^'|'$)/g, "").replace(/''/g, "'")
+ })
+ return text
+ }
+ var locate = {
+ AMPMS: {
+ 0: "上午",
+ 1: "下午"
+ },
+ DAY: {
+ 0: "星期日",
+ 1: "星期一",
+ 2: "星期二",
+ 3: "星期三",
+ 4: "星期四",
+ 5: "星期五",
+ 6: "星期六"
+ },
+ MONTH: {
+ 0: "1月",
+ 1: "2月",
+ 2: "3月",
+ 3: "4月",
+ 4: "5月",
+ 5: "6月",
+ 6: "7月",
+ 7: "8月",
+ 8: "9月",
+ 9: "10月",
+ 10: "11月",
+ 11: "12月"
+ },
+ SHORTDAY: {
+ "0": "周日",
+ "1": "周一",
+ "2": "周二",
+ "3": "周三",
+ "4": "周四",
+ "5": "周五",
+ "6": "周六"
+ },
+ fullDate: "y年M月d日EEEE",
+ longDate: "y年M月d日",
+ medium: "yyyy-M-d H:mm:ss",
+ mediumDate: "yyyy-M-d",
+ mediumTime: "H:mm:ss",
+ "short": "yy-M-d ah:mm",
+ shortDate: "yy-M-d",
+ shortTime: "ah:mm"
+ }
+ locate.SHORTMONTH = locate.MONTH
+ filters.date.locate = locate
+}// jshint ignore:line
+/*********************************************************************
+ * AMD加载器 *
+ **********************************************************************/
+//https://www.devbridge.com/articles/understanding-amd-requirejs/
+//http://maxogden.com/nested-dependencies.html
+var modules = avalon.modules = {
+ "domReady!": {
+ exports: avalon,
+ state: 3
+ },
+ "avalon": {
+ exports: avalon,
+ state: 4
+ }
+}
+//Object(modules[id]).state拥有如下值
+// undefined 没有定义
+// 1(send) 已经发出请求
+// 2(loading) 已经被执行但还没有执行完成,在这个阶段define方法会被执行
+// 3(loaded) 执行完毕,通过onload/onreadystatechange回调判定,在这个阶段checkDeps方法会执行
+// 4(execute) 其依赖也执行完毕, 值放到exports对象上,在这个阶段fireFactory方法会执行
+modules.exports = modules.avalon
+
+new function () {// jshint ignore:line
+ var loadings = [] //正在加载中的模块列表
+ var factorys = [] //放置define方法的factory函数
+ var rjsext = /\.js$/i
+ function makeRequest(name, config) {
+//1. 去掉资源前缀
+ var res = "js"
+ name = name.replace(/^(\w+)\!/, function (a, b) {
+ res = b
+ return ""
+ })
+ if (res === "ready") {
+ log("debug: ready!已经被废弃,请使用domReady!")
+ res = "domReady"
+ }
+//2. 去掉querystring, hash
+ var query = ""
+ name = name.replace(rquery, function (a) {
+ query = a
+ return ""
+ })
+ //3. 去掉扩展名
+ var suffix = "." + res
+ var ext = /js|css/.test(suffix) ? suffix : ""
+ name = name.replace(/\.[a-z0-9]+$/g, function (a) {
+ if (a === suffix) {
+ ext = a
+ return ""
+ } else {
+ return a
+ }
+ })
+ var req = avalon.mix({
+ query: query,
+ ext: ext,
+ res: res,
+ name: name,
+ toUrl: toUrl
+ }, config)
+ req.toUrl(name)
+ return req
+ }
+
+ function fireRequest(req) {
+ var name = req.name
+ var res = req.res
+ //1. 如果该模块已经发出请求,直接返回
+ var module = modules[name]
+ var urlNoQuery = name && req.urlNoQuery
+ if (module && module.state >= 1) {
+ return name
+ }
+ module = modules[urlNoQuery]
+ if (module && module.state >= 3) {
+ innerRequire(module.deps || [], module.factory, urlNoQuery)
+ return urlNoQuery
+ }
+ if (name && !module) {
+ module = modules[urlNoQuery] = {
+ id: urlNoQuery,
+ state: 1 //send
+ }
+ var wrap = function (obj) {
+ resources[res] = obj
+ obj.load(name, req, function (a) {
+ if (arguments.length && a !== void 0) {
+ module.exports = a
+ }
+ module.state = 4
+ checkDeps()
+ })
+ }
+
+ if (!resources[res]) {
+ innerRequire([res], wrap)
+ } else {
+ wrap(resources[res])
+ }
+ }
+ return name ? urlNoQuery : res + "!"
+ }
+
+//核心API之一 require
+ var requireQueue = []
+ var isUserFirstRequire = false
+ innerRequire = avalon.require = function (array, factory, parentUrl, defineConfig) {
+ if (!isUserFirstRequire) {
+ requireQueue.push(avalon.slice(arguments))
+ if (arguments.length <= 2) {
+ isUserFirstRequire = true
+ var queue = requireQueue.splice(0, requireQueue.length), args
+ while (args = queue.shift()) {
+ innerRequire.apply(null, args)
+ }
+ }
+ return
+ }
+
+ if (!Array.isArray(array)) {
+ avalon.error("require方法的第一个参数应为数组 " + array)
+ }
+ var deps = [] // 放置所有依赖项的完整路径
+ var uniq = {}
+ var id = parentUrl || "callback" + setTimeout("1")// jshint ignore:line
+ defineConfig = defineConfig || {}
+ defineConfig.baseUrl = kernel.baseUrl
+ var isBuilt = !!defineConfig.built
+ if (parentUrl) {
+ defineConfig.parentUrl = parentUrl.substr(0, parentUrl.lastIndexOf("/"))
+ defineConfig.mapUrl = parentUrl.replace(rjsext, "")
+ }
+ if (isBuilt) {
+ var req = makeRequest(defineConfig.defineName, defineConfig)
+ id = req.urlNoQuery
+ } else {
+ array.forEach(function (name) {
+ var req = makeRequest(name, defineConfig)
+ var url = fireRequest(req) //加载资源,并返回该资源的完整地址
+ if (url) {
+ if (!uniq[url]) {
+ deps.push(url)
+ uniq[url] = "司徒正美" //去重
+ }
+ }
+ })
+ }
+
+ var module = modules[id]
+ if (!module || module.state !== 4) {
+ modules[id] = {
+ id: id,
+ deps: isBuilt ? array.concat() : deps,
+ factory: factory || noop,
+ state: 3
+ }
+ }
+ if (!module) {
+ //如果此模块是定义在另一个JS文件中, 那必须等该文件加载完毕, 才能放到检测列队中
+ loadings.push(id)
+ }
+ checkDeps()
+ }
+
+//核心API之二 require
+ innerRequire.define = function (name, deps, factory) { //模块名,依赖列表,模块本身
+ if (typeof name !== "string") {
+ factory = deps
+ deps = name
+ name = "anonymous"
+ }
+ if (!Array.isArray(deps)) {
+ factory = deps
+ deps = []
+ }
+ var config = {
+ built: !isUserFirstRequire, //用r.js打包后,所有define会放到requirejs之前
+ defineName: name
+ }
+ var args = [deps, factory, config]
+ factory.require = function (url) {
+ args.splice(2, 0, url)
+ if (modules[url]) {
+ modules[url].state = 3 //loaded
+ var isCycle = false
+ try {
+ isCycle = checkCycle(modules[url].deps, url)
+ } catch (e) {
+ }
+ if (isCycle) {
+ avalon.error(url + "模块与之前的模块存在循环依赖,请不要直接用script标签引入" + url + "模块")
+ }
+ }
+ delete factory.require //释放内存
+ innerRequire.apply(null, args) //0,1,2 --> 1,2,0
+ }
+//根据标准,所有遵循W3C标准的浏览器,script标签会按标签的出现顺序执行。
+//老的浏览器中,加载也是按顺序的:一个文件下载完成后,才开始下载下一个文件。
+//较新的浏览器中(IE8+ 、FireFox3.5+ 、Chrome4+ 、Safari4+),为了减小请求时间以优化体验,
+//下载可以是并行的,但是执行顺序还是按照标签出现的顺序。
+//但如果script标签是动态插入的, 就未必按照先请求先执行的原则了,目测只有firefox遵守
+//唯一比较一致的是,IE10+及其他标准浏览器,一旦开始解析脚本, 就会一直堵在那里,直接脚本解析完毕
+//亦即,先进入loading阶段的script标签(模块)必然会先进入loaded阶段
+ var url = config.built ? "unknown" : getCurrentScript()
+ if (url) {
+ var module = modules[url]
+ if (module) {
+ module.state = 2
+ }
+ factory.require(url)
+ } else {//合并前后的safari,合并后的IE6-9走此分支
+ factorys.push(factory)
+ }
+ }
+//核心API之三 require.config(settings)
+ innerRequire.config = kernel
+ //核心API之四 define.amd 标识其符合AMD规范
+ innerRequire.define.amd = modules
+
+ //==========================对用户配置项进行再加工==========================
+ var allpaths = kernel["orig.paths"] = {}
+ var allmaps = kernel["orig.map"] = {}
+ var allpackages = kernel["packages"] = []
+ var allargs = kernel["orig.args"] = {}
+ avalon.mix(plugins, {
+ paths: function (hash) {
+ avalon.mix(allpaths, hash)
+ kernel.paths = makeIndexArray(allpaths)
+ },
+ map: function (hash) {
+ avalon.mix(allmaps, hash)
+ var list = makeIndexArray(allmaps, 1, 1)
+ avalon.each(list, function (_, item) {
+ item.val = makeIndexArray(item.val)
+ })
+ kernel.map = list
+ },
+ packages: function (array) {
+ array = array.concat(allpackages)
+ var uniq = {}
+ var ret = []
+ for (var i = 0, pkg; pkg = array[i++]; ) {
+ pkg = typeof pkg === "string" ? {name: pkg} : pkg
+ var name = pkg.name
+ if (!uniq[name]) {
+ var url = joinPath(pkg.location || name, pkg.main || "main")
+ url = url.replace(rjsext, "")
+ ret.push(pkg)
+ uniq[name] = pkg.location = url
+ pkg.reg = makeMatcher(name)
+ }
+ }
+ kernel.packages = ret.sort()
+ },
+ urlArgs: function (hash) {
+ if (typeof hash === "string") {
+ hash = {"*": hash}
+ }
+ avalon.mix(allargs, hash)
+ kernel.urlArgs = makeIndexArray(allargs, 1)
+ },
+ baseUrl: function (url) {
+ if (!isAbsUrl(url)) {
+ var baseElement = head.getElementsByTagName("base")[0]
+ if (baseElement) {
+ head.removeChild(baseElement)
+ }
+ var node = DOC.createElement("a")
+ node.href = url
+ url = getFullUrl(node, "href")
+ if (baseElement) {
+ head.insertBefore(baseElement, head.firstChild)
+ }
+ }
+ if (url.length > 3)
+ kernel.baseUrl = url
+ },
+ shim: function (obj) {
+ for (var i in obj) {
+ var value = obj[i]
+ if (Array.isArray(value)) {
+ value = obj[i] = {
+ deps: value
+ }
+ }
+ if (!value.exportsFn && (value.exports || value.init)) {
+ value.exportsFn = makeExports(value)
+ }
+ }
+ kernel.shim = obj
+ }
+
+ })
+
+
+ //==============================内部方法=================================
+ function checkCycle(deps, nick) {
+ //检测是否存在循环依赖
+ for (var i = 0, id; id = deps[i++]; ) {
+ if (modules[id].state !== 4 &&
+ (id === nick || checkCycle(modules[id].deps, nick))) {
+ return true
+ }
+ }
+ }
+
+ function checkFail(node, onError, fuckIE) {
+ var id = trimQuery(node.src) //检测是否死链
+ node.onload = node.onreadystatechange = node.onerror = null
+ if (onError || (fuckIE && modules[id] && !modules[id].state)) {
+ setTimeout(function () {
+ head.removeChild(node)
+ node = null // 处理旧式IE下的循环引用问题
+ })
+ log("debug: 加载 " + id + " 失败" + onError + " " + (!modules[id].state))
+ } else {
+ return true
+ }
+ }
+
+ function checkDeps() {
+ //检测此JS模块的依赖是否都已安装完毕,是则安装自身
+ loop: for (var i = loadings.length, id; id = loadings[--i]; ) {
+ var obj = modules[id],
+ deps = obj.deps
+ if (!deps)
+ continue
+ for (var j = 0, key; key = deps[j]; j++) {
+ if (Object(modules[key]).state !== 4) {
+ continue loop
+ }
+ }
+ //如果deps是空对象或者其依赖的模块的状态都是2
+ if (obj.state !== 4) {
+ loadings.splice(i, 1) //必须先移除再安装,防止在IE下DOM树建完后手动刷新页面,会多次执行它
+ fireFactory(obj.id, obj.deps, obj.factory)
+ checkDeps() //如果成功,则再执行一次,以防有些模块就差本模块没有安装好
+ }
+ }
+ }
+
+ var rreadyState = /complete|loaded/
+ function loadJS(url, id, callback) {
+ //通过script节点加载目标模块
+ var node = DOC.createElement("script")
+ node.className = subscribers //让getCurrentScript只处理类名为subscribers的script节点
+ var supportLoad = "onload" in node
+ var onEvent = supportLoad ? "onload" : "onreadystatechange"
+ function onload() {
+ var factory = factorys.pop()
+ factory && factory.require(id)
+ if (callback) {
+ callback()
+ }
+ if (checkFail(node, false, !supportLoad)) {
+ log("debug: 已成功加载 " + url)
+ id && loadings.push(id)
+ checkDeps()
+ }
+ }
+ var index = 0, loadID
+ node[onEvent] = supportLoad ? onload : function () {
+ if (rreadyState.test(node.readyState)) {
+ ++index
+ if (index === 1) {
+ loadID = setTimeout(onload, 500)
+ } else {
+ clearTimeout(loadID)
+ onload()
+ }
+ }
+ }
+ node.onerror = function () {
+ checkFail(node, true)
+ }
+
+ head.insertBefore(node, head.firstChild) //chrome下第二个参数不能为null
+ node.src = url //插入到head的第一个节点前,防止IE6下head标签没闭合前使用appendChild抛错
+ log("debug: 正准备加载 " + url) //更重要的是IE6下可以收窄getCurrentScript的寻找范围
+ }
+
+ var resources = innerRequire.plugins = {
+ //三大常用资源插件 js!, css!, text!, ready!
+ ready: {
+ load: noop
+ },
+ js: {
+ load: function (name, req, onLoad) {
+ var url = req.url
+ var id = req.urlNoQuery
+ var shim = kernel.shim[name.replace(rjsext, "")]
+ if (shim) { //shim机制
+ innerRequire(shim.deps || [], function () {
+ var args = avalon.slice(arguments)
+ loadJS(url, id, function () {
+ onLoad(shim.exportsFn ? shim.exportsFn.apply(0, args) : void 0)
+ })
+ })
+ } else {
+ loadJS(url, id)
+ }
+ }
+ },
+ css: {
+ load: function (name, req, onLoad) {
+ var url = req.url
+ var node = DOC.createElement("link")
+ node.rel = "stylesheet"
+ node.href = url
+ head.insertBefore(node, head.firstChild)
+ log("debug: 已成功加载 " + url)
+ onLoad()
+ }
+ },
+ text: {
+ load: function (name, req, onLoad) {
+ var url = req.url
+ var xhr = getXHR()
+ xhr.onreadystatechange = function () {
+ if (xhr.readyState === 4) {
+ var status = xhr.status;
+ if (status > 399 && status < 600) {
+ avalon.error(url + " 对应资源不存在或没有开启 CORS")
+ } else {
+ log("debug: 已成功加载 " + url)
+ onLoad(xhr.responseText)
+ }
+ }
+ }
+ var time = "_=" + (new Date() - 0)
+ var _url = url.indexOf("?") === -1 ? url + "?" + time : url + "&" + time
+ xhr.open("GET", _url, true)
+ if ("withCredentials" in xhr) {//这是处理跨域
+ xhr.withCredentials = true
+ }
+ xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest")//告诉后端这是AJAX请求
+ xhr.send()
+ log("debug: 正准备加载 " + url)
+ }
+ }
+ }
+ innerRequire.checkDeps = checkDeps
+
+ var rquery = /(\?[^#]*)$/
+ function trimQuery(url) {
+ return (url || "").replace(rquery, "")
+ }
+
+ function isAbsUrl(path) {
+ //http://stackoverflow.com/questions/10687099/how-to-test-if-a-url-string-is-absolute-or-relative
+ return /^(?:[a-z]+:)?\/\//i.test(String(path))
+ }
+
+ function getFullUrl(node, src) {
+ return"1"[0] ? node[src] : node.getAttribute(src, 4)
+ }
+
+ function getCurrentScript() {
+ // inspireb by https://github.com/samyk/jiagra/blob/master/jiagra.js
+ var stack
+ try {
+ a.b.c() //强制报错,以便捕获e.stack
+ } catch (e) { //safari5的sourceURL,firefox的fileName,它们的效果与e.stack不一样
+ stack = e.stack
+ if (!stack && window.opera) {
+ //opera 9没有e.stack,但有e.Backtrace,但不能直接取得,需要对e对象转字符串进行抽取
+ stack = (String(e).match(/of linked script \S+/g) || []).join(" ")
+ }
+ }
+ if (stack) {
+ /**e.stack最后一行在所有支持的浏览器大致如下:
+ *chrome23:
+ * at http://113.93.50.63/data.js:4:1
+ *firefox17:
+ *@http://113.93.50.63/query.js:4
+ *opera12:http://www.oldapps.com/opera.php?system=Windows_XP
+ *@http://113.93.50.63/data.js:4
+ *IE10:
+ * at Global code (http://113.93.50.63/data.js:4:1)
+ * //firefox4+ 可以用document.currentScript
+ */
+ stack = stack.split(/[@ ]/g).pop() //取得最后一行,最后一个空格或@之后的部分
+ stack = stack[0] === "(" ? stack.slice(1, -1) : stack.replace(/\s/, "") //去掉换行符
+ return trimQuery(stack.replace(/(:\d+)?:\d+$/i, "")) //去掉行号与或许存在的出错字符起始位置
+ }
+ var nodes = head.getElementsByTagName("script") //只在head标签中寻找
+ for (var i = nodes.length, node; node = nodes[--i]; ) {
+ if (node.className === subscribers && node.readyState === "interactive") {
+ var url = getFullUrl(node, "src")
+ return node.className = trimQuery(url)
+ }
+ }
+ }
+
+ var rcallback = /^callback\d+$/
+ function fireFactory(id, deps, factory) {
+ var module = Object(modules[id])
+ module.state = 4
+ for (var i = 0, array = [], d; d = deps[i++]; ) {
+ if (d === "exports") {
+ var obj = module.exports || (module.exports = {})
+ array.push(obj)
+ } else {
+ array.push(modules[d].exports)
+ }
+ }
+ try {
+ var ret = factory.apply(window, array)
+ } catch (e) {
+ log("执行[" + id + "]模块的factory抛错: ", e)
+ }
+ if (ret !== void 0) {
+ module.exports = ret
+ }
+ if (rcallback.test(id)) {
+ delete modules[id]
+ }
+ delete module.factory
+ return ret
+ }
+ function toUrl(id) {
+ if (id.indexOf(this.res + "!") === 0) {
+ id = id.slice(this.res.length + 1) //处理define("css!style",[], function(){})的情况
+ }
+ var url = id
+ //1. 是否命中paths配置项
+ var usePath = 0
+ var baseUrl = this.baseUrl
+ var rootUrl = this.parentUrl || baseUrl
+ eachIndexArray(id, kernel.paths, function (value, key) {
+ url = url.replace(key, value)
+ usePath = 1
+ })
+ //2. 是否命中packages配置项
+ if (!usePath) {
+ eachIndexArray(id, kernel.packages, function (value, key, item) {
+ url = url.replace(item.name, item.location)
+ })
+ }
+ //3. 是否命中map配置项
+ if (this.mapUrl) {
+ eachIndexArray(this.mapUrl, kernel.map, function (array) {
+ eachIndexArray(url, array, function (mdValue, mdKey) {
+ url = url.replace(mdKey, mdValue)
+ rootUrl = baseUrl
+ })
+ })
+ }
+ var ext = this.ext
+ if (ext && usePath && url.slice(-ext.length) === ext) {
+ url = url.slice(0, -ext.length)
+ }
+ //4. 转换为绝对路径
+ if (!isAbsUrl(url)) {
+ rootUrl = this.built || /^\w/.test(url) ? baseUrl : rootUrl
+ url = joinPath(rootUrl, url)
+ }
+ //5. 还原扩展名,query
+ var urlNoQuery = url + ext
+ url = urlNoQuery + this.query
+ //6. 处理urlArgs
+ eachIndexArray(id, kernel.urlArgs, function (value) {
+ url += (url.indexOf("?") === -1 ? "?" : "&") + value;
+ })
+ this.url = url
+ return this.urlNoQuery = urlNoQuery
+ }
+
+ function makeIndexArray(hash, useStar, part) {
+ //创建一个经过特殊算法排好序的数组
+ var index = hash2array(hash, useStar, part)
+ index.sort(descSorterByName)
+ return index
+ }
+
+ function makeMatcher(prefix) {
+ return new RegExp('^' + prefix + '(/|$)')
+ }
+
+ function makeExports(value) {
+ return function () {
+ var ret
+ if (value.init) {
+ ret = value.init.apply(window, arguments)
+ }
+ return ret || (value.exports && getGlobal(value.exports))
+ }
+ }
+
+
+ function hash2array(hash, useStar, part) {
+ var array = [];
+ for (var key in hash) {
+ if (ohasOwn.call(hash, key)) {
+ var item = {
+ name: key,
+ val: hash[key]
+ }
+ array.push(item)
+ item.reg = key === "*" && useStar ? /^/ : makeMatcher(key)
+ if (part && key !== "*") {
+ item.reg = new RegExp('\/' + key.replace(/^\//, "") + '(/|$)')
+ }
+ }
+ }
+ return array
+ }
+
+ function eachIndexArray(moduleID, array, matcher) {
+ array = array || []
+ for (var i = 0, el; el = array[i++]; ) {
+ if (el.reg.test(moduleID)) {
+ matcher(el.val, el.name, el)
+ return false
+ }
+ }
+ }
+ // 根据元素的name项进行数组字符数逆序的排序函数
+ function descSorterByName(a, b) {
+ var aaa = a.name
+ var bbb = b.name
+ if (bbb === "*") {
+ return -1
+ }
+ if (aaa === "*") {
+ return 1
+ }
+ return bbb.length - aaa.length
+ }
+
+ var rdeuce = /\/\w+\/\.\./
+ function joinPath(a, b) {
+ if (a.charAt(a.length - 1) !== "/") {
+ a += "/"
+ }
+ if (b.slice(0, 2) === "./") { //相对于兄弟路径
+ return a + b.slice(2)
+ }
+ if (b.slice(0, 2) === "..") { //相对于父路径
+ a += b
+ while (rdeuce.test(a)) {
+ a = a.replace(rdeuce, "")
+ }
+ return a
+ }
+ if (b.slice(0, 1) === "/") {
+ return a + b.slice(1)
+ }
+ return a + b
+ }
+
+ function getGlobal(value) {
+ if (!value) {
+ return value
+ }
+ var g = window
+ value.split(".").forEach(function (part) {
+ g = g[part]
+ })
+ return g
+ }
+
+ var mainNode = DOC.scripts[DOC.scripts.length - 1]
+ var dataMain = mainNode.getAttribute("data-main")
+ if (dataMain) {
+ plugins.baseUrl(dataMain)
+ var href = kernel.baseUrl
+ kernel.baseUrl = href.slice(0, href.lastIndexOf("/") + 1)
+ loadJS(href.replace(rjsext, "") + ".js")
+ } else {
+ var loaderUrl = trimQuery(getFullUrl(mainNode, "src"))
+ kernel.baseUrl = loaderUrl.slice(0, loaderUrl.lastIndexOf("/") + 1)
+ }
+}// jshint ignore:line
+
+/*********************************************************************
+ * DOMReady *
+ **********************************************************************/
+
+var readyList = [], isReady
+var fireReady = function(fn) {
+ isReady = true
+ if (innerRequire) {
+ modules["domReady!"].state = 4
+ innerRequire.checkDeps()
+ }
+ while(fn = readyList.shift()){
+ fn(avalon)
+ }
+}
+
+function doScrollCheck() {
+ try { //IE下通过doScrollCheck检测DOM树是否建完
+ root.doScroll("left")
+ fireReady()
+ } catch (e) {
+ setTimeout(doScrollCheck)
+ }
+}
+
+if (DOC.readyState === "complete") {
+ setTimeout(fireReady) //如果在domReady之外加载
+} else if (W3C) {
+ DOC.addEventListener("DOMContentLoaded", fireReady)
+} else {
+ DOC.attachEvent("onreadystatechange", function() {
+ if (DOC.readyState === "complete") {
+ fireReady()
+ }
+ })
+ try {
+ var isTop = window.frameElement === null
+ } catch (e) {
+ }
+ if (root.doScroll && isTop && window.external) {//fix IE iframe BUG
+ doScrollCheck()
+ }
+}
+avalon.bind(window, "load", fireReady)
+
+avalon.ready = function(fn) {
+ if (!isReady) {
+ readyList.push(fn)
+ } else {
+ fn(avalon)
+ }
+}
+
+avalon.config({
+ loader: true
+})
+
+avalon.ready(function() {
+ avalon.scan(DOC.body)
+})
+
+// Register as a named AMD module, since avalon can be concatenated with other
+// files that may use define, but not via a proper concatenation script that
+// understands anonymous AMD modules. A named AMD is safest and most robust
+// way to register. Lowercase avalon is used because AMD module names are
+// derived from file names, and Avalon is normally delivered in a lowercase
+// file name. Do this after creating the global so that if an AMD module wants
+// to call noConflict to hide this version of avalon, it will work.
+
+// Note that for maximum portability, libraries that are not avalon should
+// declare themselves as anonymous modules, and avoid setting a global if an
+// AMD loader is present. avalon is a special case. For more information, see
+// https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
+ if (typeof define === "function" && define.amd) {
+ define("avalon", [], function() {
+ return avalon
+ })
+ }
+// Map over avalon in case of overwrite
+ var _avalon = window.avalon
+ avalon.noConflict = function(deep) {
+ if (deep && window.avalon === avalon) {
+ window.avalon = _avalon
+ }
+ return avalon
+ }
+// Expose avalon identifiers, even in AMD
+// and CommonJS for browser emulators
+ if (noGlobal === void 0) {
+ window.avalon = avalon
+ }
+ return avalon
+
}));
\ No newline at end of file |