diff options
Diffstat (limited to 'common/src/main/webapp/thirdparty/avalon/avalon.modern.js')
| -rwxr-xr-x | common/src/main/webapp/thirdparty/avalon/avalon.modern.js | 4935 |
1 files changed, 0 insertions, 4935 deletions
diff --git a/common/src/main/webapp/thirdparty/avalon/avalon.modern.js b/common/src/main/webapp/thirdparty/avalon/avalon.modern.js deleted file mode 100755 index 048b4241..00000000 --- a/common/src/main/webapp/thirdparty/avalon/avalon.modern.js +++ /dev/null @@ -1,4935 +0,0 @@ -/*================================================== - 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.modern.js 1.43 built in 2015.5.21 - support IE10+ 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 = Date.now() -//http://stackoverflow.com/questions/7290086/javascript-use-strict-and-nicks-find-global-function - var DOC = window.document - var head = DOC.head //HEAD元素 - head.insertAdjacentHTML("afterBegin", '<avalon ms-skip class="avalonHide"><style id="avalonStyle">.avalonHide{ display: none!important }</style></avalon>') - var ifGroup = head.firstChild - - function log() { - if (avalon.config.debug) { -// http://stackoverflow.com/questions/8785624/how-to-safely-wrap-console-log - console.log.apply(console, arguments) - } - } - - /** - * Creates a new object without a prototype. This object is useful for lookup without having to - * guard against prototypically inherited properties via hasOwnProperty. - * - * Related micro-benchmarks: - * - http://jsperf.com/object-create2 - * - http://jsperf.com/proto-map-lookup/2 - * - http://jsperf.com/for-in-vs-object-keys2 - */ - function createMap() { - return Object.create(null) - } - - 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 hyperspace = 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 0 - } - } - - var IEVersion = IE() - - avalon = function (el) { //创建jQuery式的无new 实例化结构 - return new avalon.init(el) - } - - /*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 = function (fn) { - return serialize.call(fn) === "[object Function]" - } - - avalon.isFunction = isFunction - - avalon.isWindow = function (obj) { - return rwindow.test(serialize.call(obj)) - } - - /*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) { - // 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] - copy = options[name] - // 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: 1.43, - ui: {}, - log: log, - slice: function (nodes, start, end) { - return aslice.call(nodes, start, end) - }, - 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 new (e || Error)(str)// jshint ignore:line - }, - /*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) - } - } - if (!fn.unbind) - el.addEventListener(type, fn, !!phase) - return fn - }, - /*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) - } - } - el.removeEventListener(type, callback, !!phase) - }, - /*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 && typeof obj === "object") { - var n = obj.length, - str = serialize.call(obj) - if (/(Array|List|Collection|Map|Arguments)\]$/.test(str)) { - return true - } else if (str === "[object Object]" && n === (n >>> 0)) { - return true //由于ecma262v5能修改对象属性的enumerable，因此不能用propertyIsEnumerable来判定了 - } - } - 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 - - /********************************************************************* - * DOM 底层补丁 * - **********************************************************************/ -//safari5+是把contains方法放在Element.prototype上而不是Node.prototype - if (!DOC.contains) { - Node.prototype.contains = function (arg) { - return !!(this.compareDocumentPosition(arg) & 16) - } - } - avalon.contains = function (root, el) { - try { - while ((el = el.parentNode)) - if (el === root) - return true - return false - } catch (e) { - return false - } - } - - if (window.SVGElement) { - 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 - /* jshint ignore:start */ - function enumerateNode(node, targetNode) { - 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()) - // copy attrs - ap.forEach.call(el.attributes, function (attr) { - svg.setAttribute(attr.name, attr.value) - }) - // 递归处理子节点 - enumerateNode(el, svg) - targetNode.appendChild(svg) - } - } - } - } - - /* jshint ignore:end */ - Object.defineProperties(SVGElement.prototype, { - "outerHTML": {//IE9-11,firefox不支持SVG元素的innerHTML,outerHTML属性 - enumerable: true, - configurable: true, - get: function () { - return new XMLSerializer().serializeToString(this) - }, - 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) - } - } - } - }) - } - } -//========================= event binding ==================== - var eventHooks = avalon.eventHooks -//针对firefox, chrome修正mouseenter, mouseleave(chrome30+) - 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 - } - } - }) - - 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 */ - eventHooks.mousewheel = { - type: "wheel", - deel: function (elem, _, fn) { - return function (e) { - e.wheelDeltaY = e.wheelDelta = e.deltaY > 0 ? -120 : 120 - e.wheelDeltaX = 0 - 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") - } else if (array + "" === "<!--,-->") { - kernel.commentInterpolate = true - } else { - 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 = function (str) { - return DOC.querySelectorAll(str) - } - /********************************************************************* - * 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.$events.expr) - if (eventNodes.length === 0) { - continue - } - //循环两个vmodel中的节点，查找匹配（向上匹配或者向下匹配）的节点并设置标识 - /* jshint ignore:start */ - Array.prototype.forEach.call(eventNodes, function (node) { - Array.prototype.forEach.call(elements, function (element) { - var ok = special === "down" ? element.contains(node) : //向下捕获 - node.contains(element) //向上冒泡 - if (ok) { - node._avalon = v //符合条件的加一个标识 - } - }); - }) - /* jshint ignore:end */ - } - } - } - var nodes = DOC.getElementsByTagName("*") //实现节点排序 - var alls = [] - Array.prototype.forEach.call(nodes, function (el) { - if (el._avalon) { - alls.push(el._avalon) - el._avalon = "" - el.removeAttribute("_avalon") - } - }) - if (special === "up") { - alls.reverse() - } - for (i = 0; callback = alls[i++];) { - if (callback.$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 = createMap() //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 $$skipArray = String("$id,$watch,$unwatch,$fire,$events,$model,$skipArray").match(rword) - - function isObservable(name, value, $skipArray) { - if (isFunction(value) || value && value.nodeType) { - return false - } - if ($skipArray.indexOf(name) !== -1) { - return false - } - if ($$skipArray.indexOf(name) !== -1) { - return false - } - var $special = $skipArray.$special - if (name && name.charAt(0) === "$" && !$special[name]) { - return false - } - return true - } - -//ms-with,ms-each, ms-repeat绑定生成的代理对象储存池 - var midway = createMap() - - function getNewValue(accessor, name, value, $vmodel) { - switch (accessor.type) { - case 0://计算属性 - var getter = accessor.get - var setter = accessor.set - if (isFunction(setter)) { - var $events = $vmodel.$events - var lock = $events[name] - $events[name] = [] //清空回调，防止内部冒泡而触发多次$fire - setter.call($vmodel, value) - $events[name] = lock - } - return getter.call($vmodel) //同步$model - case 1://监控属性 - return value - case 2://对象属性（包括数组与哈希） - if (value !== $vmodel.$model[name]) { - var svmodel = accessor.svmodel = objectFactory($vmodel, name, value, accessor.valueType) - value = svmodel.$model //同步$model - var fn = midway[svmodel.$id] - fn && fn() //同步视图 - } - return value - } - } - - function modelFactory(source, $special, $model) { - if (Array.isArray(source)) { - var arr = source.concat() - source.length = 0 - var collection = Collection(source)// jshint ignore:line - collection.pushArray(arr) - return collection - } - //0 null undefined || Node || VModel - if (!source || source.nodeType > 0 || (source.$id && source.$events)) { - return source - } - if (!Array.isArray(source.$skipArray)) { - source.$skipArray = [] - } - source.$skipArray.$special = $special || createMap() //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 $events = createMap() //vmodel.$events属性 - var watchedProperties = createMap() //监控属性 - var initCallbacks = [] //初始化才执行的函数 - for (var i in source) { - (function (name, val) { - $model[name] = val - if (!isObservable(name, val, source.$skipArray)) { - return //过滤所有非监控属性 - } - //总共产生三种accessor - $events[name] = [] - var valueType = avalon.type(val) - var accessor = function (newValue) { - var name = accessor._name - var $vmodel = this - var $model = $vmodel.$model - var oldValue = $model[name] - var $events = $vmodel.$events - - if (arguments.length) { - if (stopRepeatAssign) { - return - } - //计算属性与对象属性需要重新计算newValue - if (accessor.type !== 1) { - newValue = getNewValue(accessor, name, newValue, $vmodel) - if (!accessor.type) - return - } - if (!isEqual(oldValue, newValue)) { - $model[name] = newValue - notifySubscribers($events[name]) //同步视图 - safeFire($vmodel, name, newValue, oldValue) //触发$watch回调 - } - } else { - if (accessor.type === 0) { //type 0 计算属性 1 监控属性 2 对象属性 - //计算属性不需要收集视图刷新函数,都是由其他监控属性代劳 - newValue = accessor.get.call($vmodel) - if (oldValue !== newValue) { - $model[name] = newValue - //这里不用同步视图 - safeFire($vmodel, name, newValue, oldValue) //触发$watch回调 - } - return newValue - } else { - collectSubscribers($events[name]) //收集视图函数 - return accessor.svmodel || oldValue - } - } - } - //总共产生三种accessor - if (valueType === "object" && isFunction(val.get) && Object.keys(val).length <= 2) { - //第1种为计算属性， 因变量，通过其他监控属性触发其改变 - accessor.set = val.set - accessor.get = val.get - accessor.type = 0 - initCallbacks.push(function () { - var data = { - evaluator: function () { - data.type = Math.random(), - data.element = null - $model[name] = accessor.get.call($vmodel) - }, - element: head, - type: Math.random(), - handler: noop, - args: [] - } - Registry[expose] = data - accessor.call($vmodel) - delete Registry[expose] - }) - } else if (rcomplexType.test(valueType)) { - //第2种为对象属性，产生子VM与监控数组 - accessor.type = 2 - accessor.valueType = valueType - initCallbacks.push(function () { - var svmodel = modelFactory(val, 0, $model[name]) - accessor.svmodel = svmodel - svmodel.$events[subscribers] = $events[name] - }) - } else { - accessor.type = 1 - //第3种为监控属性，对应简单的数据类型，自变量 - } - accessor._name = name - watchedProperties[name] = accessor - })(i, source[i])// jshint ignore:line - } - - $$skipArray.forEach(function (name) { - delete source[name] - delete $model[name] //这些特殊属性不应该在$model中出现 - }) - - $vmodel = Object.defineProperties($vmodel, descriptorFactory(watchedProperties), source) //生成一个空的ViewModel - for (var name in source) { - if (!watchedProperties[name]) { - $vmodel[name] = source[name] - } - } - //添加$id, $model, $events, $watch, $unwatch, $fire - $vmodel.$id = generateID() - $vmodel.$model = $model - $vmodel.$events = $events - for (i in EventBus) { - $vmodel[i] = EventBus[i] - } - - Object.defineProperty($vmodel, "hasOwnProperty", { - value: function (name) { - return name in this.$model - }, - writable: false, - enumerable: false, - configurable: true - }) - - initCallbacks.forEach(function (cb) { //收集依赖 - cb() - }) - return $vmodel - } - -//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 safeFire(a, b, c, d) { - if (a.$events) { - EventBus.$fire.call(a, b, c, d) - } - } - - var descriptorFactory = function (obj) { - var descriptors = createMap() - for (var i in obj) { - descriptors[i] = { - get: obj[i], - set: obj[i], - enumerable: true, - configurable: true - } - } - return descriptors - } - -//应用于第2种accessor - function objectFactory(parent, name, value, valueType) { - //a为原来的VM， b为新数组或新对象 - var son = parent[name] - if (valueType === "array") { - if (!Array.isArray(value) || son === value) { - return son //fix https://github.com/RubyLouvre/avalon/issues/261 - } - son._.$unwatch() - son.clear() - son._.$watch() - son.pushArray(value.concat()) - return son - } else { - var iterators = parent.$events[name] - var ret = modelFactory(value) - ret.$events[subscribers] = iterators - midway[ret.$id] = function (data) { - while (data = iterators.shift()) { - (function (el) { - avalon.nextTick(function () { - var type = el.type - if (type && bindingHandlers[type]) { //#753 - el.rollback && el.rollback() //还原 ms-with ms-on - bindingHandlers[type](el, el.vmodels) - } - }) - })(data)// jshint ignore:line - } - delete midway[ret.$id] - } - return ret - } - } - - /********************************************************************* - * 监控数组（与ms-each, ms-repeat配合使用） * - **********************************************************************/ - - function Collection(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] - } - array.$map = { - el: 1 - } - array.$proxy = [] - avalon.mix(array, CollectionPrototype) - 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 m = pos + n - var array = this.$model.slice(pos, m).map(function (el) { - if (rcomplexType.test(avalon.type(el))) {//转换为VM - return el.$id ? el : modelFactory(el, 0, el) - } else { - return el - } - }) - /* jshint ignore:end */ - for (var i = pos; i < m; i++) {//生成代理VM - var proxy = eachProxyAgent(i, this) - this.$proxy.splice(i, 0, proxy) - } - _splice.apply(this, [pos, 0].concat(array)) - this._fire("add", pos, n) - break - case "del": - var ret = this._splice(pos, n) - var removed = this.$proxy.splice(pos, n) //回收代理VM - recycleProxies(removed, "each") - this._fire("del", pos, n) - break - } - if (method2) { - method = method2 - pos = pos2 - n = n2 - loop = 2 - method2 = 0 - } - } - resetIndex(this.$proxy, index) - if (this.length !== oldLen) { - this._.length = this.length - } - return ret - } - - var _splice = ap.splice - var CollectionPrototype = { - _splice: _splice, - _fire: function (method, a, b) { - notifySubscribers(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 () { - recycleProxies(this.$proxy, "each") - this.$model.length = this.$proxy.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)) { - all.forEach(function (el) { - this.remove(el) - }, this) - } else if (typeof all === "function") { - for (var 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 - var proxy = this.$proxy[index] - if (proxy) { - notifySubscribers(proxy.$events.el) - } - // 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) { - CollectionPrototype[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) - resetIndex(this.$proxy, 0) - } - return this - } - }) - - /********************************************************************* - * 依赖调度系统 * - **********************************************************************/ - var ronduplex = /^(duplex|on)$/ - - avalon.injectBinding = function (data) { - Registry[expose] = data //暴光此函数,方便collectSubscribers收集 - avalon.openComputedCollect = true - var fn = data.evaluator - if (fn) { //如果是求值函数 - try { - var c = ronduplex.test(data.type) ? data : fn.apply(0, data.args) - if (!data.noRefresh) - data.handler(c, 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.value + closeTag - } - } - } - } - avalon.openComputedCollect = false - delete Registry[expose] - } - - function collectSubscribers(list) { //收集依赖于这个访问器的订阅者 - var data = Registry[expose] - if (list && data && avalon.Array.ensure(list, data) && data.element) { //只有数组不存在此元素才push进去 - addSubscribers(data, list) - } - } - - - function addSubscribers(data, list) { - data.$uuid = data.$uuid || generateID() - list.$uuid = list.$uuid || generateID() - var obj = { - data: data, - list: list, - $$uuid: data.$uuid + list.$uuid - } - if (!$$subscribers[obj.$$uuid]) { - $$subscribers[obj.$$uuid] = 1 - $$subscribers.push(obj) - } - } - - function disposeData(data) { - data.element = null - data.rollback && data.rollback() - for (var key in data) { - data[key] = null - } - } - - function isRemove(el) { - try {//IE下，如果文本节点脱离DOM树，访问parentNode会报错 - if (!el.parentNode) { - return true - } - } catch (e) { - return true - } - return el.msRetain ? 0 : (el.nodeType === 1 ? typeof el.sourceIndex === "number" ? - el.sourceIndex === 0 : !root.contains(el) : !avalon.contains(root, el)) - } - - var $$subscribers = avalon.$$subscribers = [] - var beginTime = new Date() - var oldInfo = {} - - function removeSubscribers() { - var i = $$subscribers.length - var n = i - var k = 0 - var obj - var types = [] - var newInfo = {} - var needTest = {} - while (obj = $$subscribers[--i]) { - var data = obj.data - var type = data.type - if (newInfo[type]) { - newInfo[type]++ - } else { - newInfo[type] = 1 - types.push(type) - } - } - var diff = false - types.forEach(function (type) { - if (oldInfo[type] !== newInfo[type]) { - needTest[type] = 1 - diff = true - } - }) - i = n - //avalon.log("需要检测的个数 " + i) - if (diff) { - //avalon.log("有需要移除的元素") - while (obj = $$subscribers[--i]) { - data = obj.data - if (data.element === void 0) - continue - if (needTest[data.type] && isRemove(data.element)) { //如果它没有在DOM树 - k++ - $$subscribers.splice(i, 1) - delete $$subscribers[obj.$$uuid] - avalon.Array.remove(obj.list, data) - //log("debug: remove " + data.type) - disposeData(data) - obj.data = obj.list = null - } - } - } - oldInfo = newInfo - // avalon.log("已经移除的个数 " + k) - beginTime = new Date() - } - - function notifySubscribers(list) { //通知依赖于这个访问器的订阅者更新自身 - if (list && list.length) { - if (new Date() - beginTime > 444 && typeof list[0] === "object") { - removeSubscribers() - } - var args = aslice.call(arguments, 1) - for (var i = list.length, fn; fn = list[--i];) { - var el = fn.element - if (el && el.parentNode) { - if (fn.$repeat) { - fn.handler.apply(fn, args) //处理监控数组的方法 - } else if (fn.type !== "on") { //事件绑定只能由用户触发,不能由程序触发 - var fun = fn.evaluator || noop - fn.handler(fun.apply(0, fn.args || []), el, fn) - } - } - } - } - } - - /************************************************************************ - * HTML处理(parseHTML, innerHTML, clearHTML) * - **************************************************************************/ -//parseHTML的辅助变量 - var tagHooks = new function () {// jshint ignore:line - avalon.mix(this, { - option: DOC.createElement("select"), - thead: DOC.createElement("table"), - td: DOC.createElement("tr"), - area: DOC.createElement("map"), - tr: DOC.createElement("tbody"), - col: DOC.createElement("colgroup"), - legend: DOC.createElement("fieldset"), - _default: DOC.createElement("div"), - "g": DOC.createElementNS("http://www.w3.org/2000/svg", "svg") - }) - this.optgroup = this.option - this.tbody = this.tfoot = this.colgroup = this.caption = this.thead - this.th = this.td - }// jshint ignore:line - - 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:]+)/ - var rxhtml = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig - var scriptTypes = oneObject(["", "text/javascript", "text/ecmascript", "application/ecmascript", "application/javascript"]) - var script = DOC.createElement("script") - var rhtml = /<|&#?\w+;/ - avalon.parseHTML = function (html) { - var fragment = hyperspace.cloneNode(false) - if (typeof html !== "string") { - return fragment - } - if (!rhtml.test(html)) { - fragment.appendChild(DOC.createTextNode(html)) - return fragment - } - html = html.replace(rxhtml, "<$1></$2>").trim() - var tag = (rtagName.exec(html) || ["", ""])[1].toLowerCase(), - //取得其标签名 - wrapper = tagHooks[tag] || tagHooks._default, - firstChild - wrapper.innerHTML = html - var els = wrapper.getElementsByTagName("script") - if (els.length) { //使用innerHTML生成的script节点不会发出请求与执行text属性 - for (var i = 0, el; el = els[i++];) { - if (scriptTypes[el.type]) { - var neo = script.cloneNode(false) //FF不能省略参数 - ap.forEach.call(el.attributes, function (attr) { - neo.setAttribute(attr.name, attr.value) - })// jshint ignore:line - neo.text = el.text - el.parentNode.replaceChild(neo, el) - } - } - } - - while (firstChild = wrapper.firstChild) { // 将wrapper上的节点转移到文档碎片上！ - fragment.appendChild(firstChild) - } - return fragment - } - - avalon.innerHTML = function (node, html) { - var a = this.parseHTML(html) - this.clearHTML(node).appendChild(a) - } - - avalon.clearHTML = function (node) { - node.textContent = "" - while (node.firstChild) { - node.removeChild(node.firstChild) - } - return node - } - - /********************************************************************* - * 扫描系统 * - **********************************************************************/ - - avalon.scan = function (elem, vmodel) { - elem = elem || root - var vmodels = vmodel ? [].concat(vmodel) : [] - scanTag(elem, vmodels) - } - -//http://www.w3.org/TR/html5/syntax.html#void-elements - var stopScan = oneObject("area,base,basefont,br,col,command,embed,hr,img,input,link,meta,param,source,track,wbr,noscript,script,style,textarea".toUpperCase()) - - function checkScan(elem, callback, innerHTML) { - var id = setTimeout(function () { - var currHTML = elem.innerHTML - clearTimeout(id) - if (currHTML === innerHTML) { - callback() - } else { - checkScan(elem, callback, currHTML) - } - }) - } - - - function createSignalTower(elem, vmodel) { - var id = elem.getAttribute("avalonctrl") || vmodel.$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 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) { - //防止setAttribute, removeAttribute时 attributes自动被同步,导致for循环出错 - var attributes = elem.hasAttributes() ? avalon.slice(elem.attributes) : [] - var bindings = [], - msData = createMap(), - match - 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 - msData[name] = value - if (events[type]) { - param = type - type = "on" - } else if (obsoleteAttrs[type]) { - log("warning!请改用ms-attr-" + type + "代替ms-" + 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" - elem.removeAttribute(name) - name = "ms-attr-" + param - elem.setAttribute(name, value) - match = [name] - msData[name] = value - } - if (typeof bindingHandlers[type] === "function") { - var binding = { - type: type, - param: param, - element: elem, - name: match[0], - value: value, - priority: type in priorityMap ? priorityMap[type] : type.charCodeAt(0) * 10 + (Number(param) || 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 - } - if (name === "ms-if-loop") { - binding.priority += 100 - } - if (vmodels.length) { - bindings.push(binding) - if (type === "widget") { - elem.msData = elem.msData || msData - } - } - } - } - } - } - var control = elem.type - if (control && msData["ms-duplex"]) { - if (msData["ms-attr-checked"] && /radio|checkbox/.test(control)) { - log("warning!" + control + "控件不能同时定义ms-attr-checked与ms-duplex") - } - if (msData["ms-attr-value"] && /text|password/.test(control)) { - log("warning!" + control + "控件不能同时定义ms-attr-value与ms-duplex") - } - } - bindings.sort(bindingSorter) - var scanNode = true - 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 + elem.textContent)) { - mergeTextNodes && mergeTextNodes(elem) - scanNodeList(elem, vmodels) //扫描子孙元素 - } - } - - var rnoscanAttrBinding = /^if|widget|repeat$/ - var rnoscanNodeBinding = /^each|with|html|include$/ - - function scanNodeList(parent, vmodels) { - var node = parent.firstChild - while (node) { - var nextNode = node.nextSibling - scanNode(node, node.nodeType, vmodels) - node = nextNode - } - } - - function scanNodeArray(nodes, vmodels) { - for (var i = 0, node; node = nodes[i++];) { - scanNode(node, node.nodeType, vmodels) - } - } - - function scanNode(node, nodeType, vmodels) { - if (nodeType === 1) { - scanTag(node, vmodels) //扫描元素节点 - if (node.msCallback) { - node.msCallback() - node.msCallback = void 0 - } - } else if (nodeType === 3 && rexpr.test(node.data)) { - scanText(node, vmodels) //扫描文本节点 - } else if (kernel.commentInterpolate && nodeType === 8 && !rexpr.test(node.nodeValue)) { - scanText(node, vmodels) //扫描注释节点 - } - } - - 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") - 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) - elem.removeAttribute(node.name) //removeAttributeNode不会刷新[ms-controller]样式规则 - elem.classList.remove(node.name) - createSignalTower(elem, newVmodel) - } - scanAttr(elem, vmodels) //扫描特性节点 - } - - var rhasHtml = /\|\s*html\s*/, - 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 = 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) { - var bindings = [] - if (textNode.nodeType === 8) { - var token = getToken(textNode.nodeValue) - var tokens = [token] - } else { - 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.type = "text" - token.element = node - token.filters = token.filters.replace(rhasHtml, function () { - token.type = "html" - token.group = 1 - return "" - })// jshint ignore:line - bindings.push(token) //收集带有插值表达式的文本 - } - hyperspace.appendChild(node) - } - textNode.parentNode.replaceChild(hyperspace, textNode) - if (bindings.length) - executeBindings(bindings, vmodels) - } - } - - /********************************************************************* - * 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) { - //转换为驼峰风格 - if (target.indexOf("-") < 0 && target.indexOf("_") < 0) { - return target //提前判断，提高getStyle等的效率 - } - return target.replace(/[-_][^-_]/g, function (match) { - return match.charAt(1).toUpperCase() - }) - } - - "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) { - el.classList[method](c) - }) - } - return this - } - }) - - avalon.fn.mix({ - hasClass: function (cls) { - var el = this[0] || {} //IE10+, chrome8+, firefox3.6+, safari5.1+,opera11.5+支持classList,chrome24+,firefox26+支持classList2.0 - return el.nodeType === 1 && el.classList.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 - } - }) - - if (root.dataset) { - avalon.fn.data = function (name, val) { - name = name && camelize(name) - var dataset = this[0].dataset - switch (arguments.length) { - case 2: - dataset[name] = val - return this - case 1: - val = dataset[name] - return parseData(val) - case 0: - var ret = createMap() - for (name in dataset) { - ret[name] = parseData(dataset[name]) - } - return ret - } - } - } - var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/ - avalon.parseJSON = JSON.parse - - 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) ? JSON.parse(data) : data - } catch (e) { - } - return data - } - - 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 ? win[prop] : node[method] - } else { - if (win) { - win.scrollTo(!top ? val : win[prop], top ? val : win[prop]) - } else { - node[method] = val - } - } - } - }) - - function getWindow(node) { - return node.window && node.document ? node : node.nodeType === 9 ? node.defaultView : false - } - -//=============================css相关================================== - var cssHooks = avalon.cssHooks = createMap() - var prefixes = ["", "-webkit-", "-moz-", "-ms-"] //去掉opera-15的支持 - var cssMap = { - "float": "cssFloat" - } - 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) { - node.style[name] = value - } - - cssHooks["@:get"] = function (node, name) { - if (!node || !node.style) { - throw new Error("getComputedStyle要求传入一个节点 " + node) - } - var ret, computed = getComputedStyle(node) - if (computed) { - ret = name === "filter" ? computed.getPropertyValue(name) : computed[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 - } - - "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 - var styles = getComputedStyle(node, null) - if (rdisplayswap.test(styles["display"])) { - var obj = { - node: node - } - for (var name in cssShow) { - obj[name] = styles[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] - } - 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] - try { - var rect = node.getBoundingClientRect() - // Make sure element is not hidden (display: none) or disconnected - // https://github.com/jquery/jquery/pull/2043/files#r23981494 - if (rect.width || rect.height || node.getClientRects().length) { - var doc = node.ownerDocument - var root = doc.documentElement - var win = doc.defaultView - return { - top: rect.top + win.pageYOffset - root.clientTop, - left: rect.left + win.pageXOffset - root.clientLeft - } - } - } catch (e) { - return { - left: 0, - top: 0 - } - } - } - //=============================val相关======================= - - function getValType(elem) { - var ret = elem.tagName.toLowerCase() - return ret === "input" && /checkbox|radio/.test(elem.type) ? "checked" : ret - } - - var valHooks = { - "select:get": function (node, value) { - var option, options = node.options, - index = node.selectedIndex, - 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 = option.value - 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 - for (var i = 0, el; el = node.options[i++];) { - if ((el.selected = values.indexOf(el.value) > -1)) { - optionSet = true - } - } - if (!optionSet) { - node.selectedIndex = -1 - } - } - } - /********************************************************************* - * 编译系统 * - **********************************************************************/ - var quote = JSON.stringify - - 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 cacheVars = new Cache(512) - var getVariables = function (code) { - var key = "," + code.trim() - var ret = cacheVars.get(key) - if (ret) { - return ret - } - var match = code - .replace(rrexpstr, "") - .replace(rsplit, ",") - .replace(rkeywords, "") - .replace(rnumber, "") - .replace(rcomma, "") - .split(/^$|,+/) - return cacheVars.put(key, uniqSet(match)) - } - /*添加赋值语句*/ - - function addAssign(vars, scope, name, data) { - var ret = [], - prefix = " = " + name + "." - var isProxy = /\$proxy\$each/.test(scope.$id) - for (var i = vars.length, prop; prop = vars[--i];) { - var el = isProxy && scope.$map[prop] ? "el" : prop - if (scope.hasOwnProperty(el)) { - ret.push(prop + prefix + el) - data.vars.push(prop) - if (data.type === "duplex") { - vars.get = name + "." + el - } - vars.splice(i, 1) - } - } - return ret - } - - function uniqSet(array) { - var ret = [], - unique = {} - for (var i = 0; i < array.length; i++) { - var el = array[i] - var id = el && typeof el.$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 cacheExprs = 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---------------- - var fn = cacheExprs.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 = cacheExprs.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 = cacheExprs.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 - 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 cacheTmpls = 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 cacheTmpls[val] === "string") { - avalon.nextTick(function () { - scanTemplate(cacheTmpls[val]) - }) - } else if (Array.isArray(cacheTmpls[val])) { //#805 防止在循环绑定中发出许多相同的请求 - cacheTmpls[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 = cacheTmpls[val][f++];) { - fn(text) - } - cacheTmpls[val] = text - } - } - } - cacheTmpls[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 - if (avalon.contains(root, this)) { - setters[this.tagName].call(this, value) - if (!rmsinput.test(this.type)) - return - if (!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 -//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") + "" - if (val !== element.oldValue) { - element.value = val - } - } - if (data.isChecked || $type === "radio") { - updateVModel = function () { - if ($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.checked = element.oldValue = 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] - } - avalon.Array[method](array, data.pipe(element.value, data, "get")) - callback.call(element, array) - } - } - data.handler = function () { - var array = [].concat(evaluator()) //强制转换为数组 - element.checked = array.indexOf(data.pipe(element.value, data, "get")) > -1 - } - bound("change", 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") - } - events.replace(rword, function (name) { - switch (name) { - case "input": - bound("input", updateVModel) - bound("DOMAutoComplete", updateVModel) - if (!IEVersion) { - bound("compositionstart", compositionStart) - bound("compositionend", compositionEnd) - } - 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 - } - - 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) { - val = val == null ? "" : val - var isHtmlFilter = "group" in data - var parent = isHtmlFilter ? elem.parentNode : elem - if (!parent) - return - if (typeof val === "string") { - var fragment = avalon.parseHTML(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 = hyperspace.cloneNode(true) - while (nodes[0]) { - fragment.appendChild(nodes[0]) - } - } - if (!fragment.firstChild) { - fragment.appendChild(DOC.createComment("ms-html")) - } - 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 n = data.group, - i = 1 - - data.group = nodes.length - data.element = nodes[0] - - while (i < n) { - var node = elem.nextSibling - if (node) { - parent.removeChild(node) - i++ - } - } - parent.replaceChild(fragment, elem) - } else { - avalon.clearHTML(parent).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) { - if (val) { //插回DOM树 - if (elem.nodeType === 8) { - elem.parentNode.replaceChild(data.template, elem) - 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) - 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) - 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 - 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 comment = data.element = DOC.createComment(signature + ":end") - data.clone = DOC.createComment(signature) - hyperspace.appendChild(comment) - - if (type === "each" || type === "with") { - data.template = elem.innerHTML.trim() - avalon.clearHTML(elem).appendChild(comment) - } else { - data.template = elem.outerHTML.trim() - elem.parentNode.replaceChild(comment, elem) - } - data.template = avalon.parseHTML(data.template) - data.rollback = function () { - var elem = data.element - if (!elem) - return - bindingExecutors.repeat.call(data, "clear") - var parentNode = elem.parentNode - var content = data.template - var target = content.firstChild - parentNode.replaceChild(content, elem) - var start = data.$with - start && start.parentNode && start.parentNode.removeChild(start) - target = data.element = data.type === "repeat" ? target : parentNode - } - if (freturn) { - return - } - data.handler = bindingExecutors.repeat - data.$outer = {} - var check0 = "$key" - var check1 = "$val" - if (Array.isArray($repeat)) { - $repeat.$map[data.param || "el"] = 1 - 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] - if ($list && avalon.Array.ensure($list, data)) { - addSubscribers(data, $list) - } - if (xtype === "object") { - data.$with = true - var pool = !$events ? {} : $events.$withProxyPool || ($events.$withProxyPool = {}) - data.handler("append", $repeat, pool) - } else if ($repeat.length) { - data.handler("add", 0, $repeat.length) - } - } - - bindingExecutors.repeat = function (method, pos, el) { - if (method) { - var data = this, start, fragment - var end = data.element - var comments = getComments(data) - var parent = end.parentNode - var transation = hyperspace.cloneNode(false) - switch (method) { - case "add": //在pos位置后添加el数组（pos为插入位置,el为要插入的个数） - var n = pos + el - var fragments = [] - var array = data.$repeat - for (var i = pos; i < n; i++) { - var proxy = array.$proxy[i] - proxy.$outer = data.$outer - shimController(data, transation, proxy, fragments) - } - parent.insertBefore(transation, comments[pos] || end) - for (i = 0; fragment = fragments[i++];) { - scanNodeArray(fragment.nodes, fragment.vmodels) - fragment.nodes = fragment.vmodels = null - } - break - case "del": //将pos后的el个元素删掉(pos, el都是数字) - sweepNodes(comments[pos], comments[pos + el] || end) - break - case "clear": - start = comments[0] - if (start) { - sweepNodes(start, end) - } - break - case "move": - start = comments[0] - if (start) { - var signature = start.nodeValue - var rooms = [] - var room = [], - node - sweepNodes(start, end, function () { - room.unshift(this) - if (this.nodeValue === signature) { - rooms.unshift(room) - room = [] - } - }) - sortByIndex(rooms, pos) - while (room = rooms.shift()) { - while (node = room.shift()) { - transation.appendChild(node) - } - } - parent.insertBefore(transation, end) - } - break - case "append": //将pos的键值对从el中取出（pos为一个普通对象，el为预先生成好的代理VM对象池） - var pool = el - var keys = [] - fragments = [] - for (var key in pos) { //得到所有键名 - if (pos.hasOwnProperty(key) && key !== "hasOwnProperty") { - keys.push(key) - } - } - if (data.sortedCallback) { //如果有回调，则让它们排序 - var keys2 = data.sortedCallback.call(parent, keys) - if (keys2 && Array.isArray(keys2) && keys2.length) { - keys = keys2 - } - } - for (i = 0; key = keys[i++];) { - if (key !== "hasOwnProperty") { - if (!pool[key]) { - pool[key] = withProxyAgent(key, data) - } - shimController(data, transation, pool[key], fragments) - } - } - var comment = data.$with = data.clone - parent.insertBefore(comment, end) - parent.insertBefore(transation, end) - for (i = 0; fragment = fragments[i++];) { - scanNodeArray(fragment.nodes, fragment.vmodels) - fragment.nodes = fragment.vmodels = null - } - break - } - if (method === "clear") - method = "del" - var callback = data.renderedCallback || noop, - args = arguments - checkScan(parent, function () { - callback.apply(parent, args) - if (parent.oldValue && parent.tagName === "SELECT") { //fix #503 - avalon(parent).val(parent.oldValue.split(",")) - } - }, NaN) - } - } - - "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) - if (!data.$with) { - content.insertBefore(data.clone.cloneNode(false), content.firstChild) - } - transation.appendChild(content) - var nv = [proxy].concat(data.vmodels) - var fragment = { - nodes: nodes, - vmodels: nv - } - fragments.push(fragment) - } - - function getComments(data) { - var end = data.element - var signature = end.nodeValue.replace(":end", "") - var node = end.previousSibling - var array = [] - while (node) { - if (node.nodeValue === signature) { - array.unshift(node) - } - node = node.previousSibling - } - return array - } - - -//移除掉start与end之间的节点(保留end) - function sweepNodes(start, end, callback) { - while (true) { - var node = end.previousSibling - if (!node) - break - node.parentNode.removeChild(node) - callback && callback.call(node) - if (node === start) { - break - } - } - } - -// 为ms-each,ms-with, ms-repeat会创建一个代理VM， -// 通过它们保持一个下上文，让用户能调用$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 eachProxyPool = [] - var withProxyPool = [] - - function eachProxyFactory() { - var source = { - $index: 0, - $first: false, - $last: false, - $map: {}, - $host: [], - $outer: {}, - $remove: avalon.noop, - el: { - get: function () { - var e = this.$events - var array = e.$index - e.$index = e.el //#817 通过$index为el收集依赖 - try { - return this.$host[this.$index] - } finally { - e.$index = array - } - }, - set: function (val) { - this.$host.set(this.$index, val) - } - } - } - - var second = { - $last: 1, - $first: 1, - $index: 1 - } - var proxy = modelFactory(source, second) - proxy.$id = generateID("$proxy$each") - return proxy - } - - function eachProxyAgent(index, host) { - var proxy = eachProxyPool.shift() - if (!proxy) { - proxy = eachProxyFactory() - } - var last = host.length - 1 - proxy.$index = index - proxy.$first = index === 0 - proxy.$last = index === last - proxy.$map = host.$map - proxy.$host = host - proxy.$remove = function () { - return host.removeAt(proxy.$index) - } - return proxy - } - - 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(key, data) { - var proxy = withProxyPool.pop() - if (!proxy) { - proxy = withProxyFactory() - } - 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, type) { - var proxyPool = type === "each" ? eachProxyPool : withProxyPool - avalon.each(proxies, function (key, proxy) { - if (proxy.$events) { - for (var i in proxy.$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.$outer = {} - if (proxyPool.unshift(proxy) > kernel.maxRepeatSize) { - proxyPool.pop() - } - } - }) - if (type === "each") - proxies.length = 0 - } - - /********************************************************************* - * 各种指令 * - **********************************************************************/ -//ms-skip绑定已经在scanTag 方法中实现 -// bindingHandlers.text 定义在if.js - bindingExecutors.text = function (val, elem) { - val = val == null ? "" : val //不在页面上显示undefined null - if (elem.nodeType === 3) { //绑定在文本节点上 - try { //IE对游离于DOM树外的节点赋值会报错 - elem.data = val - } catch (e) { - } - } else { //绑定在特性节点上 - elem.textContent = val - } - } - function parseDisplay(nodeName, val) { - //用于取得此类标签的默认display值 - var key = "_" + nodeName - if (!parseDisplay[key]) { - var node = DOC.createElement(nodeName) - root.appendChild(node) - if (W3C) { - val = getComputedStyle(node, null).display - } else { - val = node.currentStyle.display - } - root.removeChild(node) - parseDisplay[key] = val - } - return parseDisplay[key] - } - - avalon.parseDisplay = parseDisplay - - bindingHandlers.visible = function (data, vmodels) { - var elem = avalon(data.element) - var display = elem.css("display") - if (display === "none") { - var style = elem[0].style - var has = /visibility/i.test(style.cssText) - var visible = elem.css("visibility") - style.display = "" - style.visibility = "hidden" - display = elem.css("display") - if (display === "none") { - display = parseDisplay(elem[0].nodeName) - } - style.visibility = has ? visible : "" - } - data.display = display - parseExprProxy(data.value, vmodels, data) - } - - bindingExecutors.visible = function (val, elem, data) { - elem.style.display = val ? data.display : "none" - } - bindingHandlers.widget = function (data, vmodels) { - var args = data.value.match(rword) - var elem = data.element - var widget = args[0] - var id = args[1] - if (!id || id === "$") { //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] - } - addSubscribers(data, widgetList) - if (window.chrome) { - elem.addEventListener("DOMNodeRemovedFromDocument", function () { - setTimeout(removeSubscribers) - }) - } - } 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 = truncation === void(0) ? "..." : 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 = createMap() - var id = parentUrl || "callback" + setTimeout("1")// jshint ignore:line - defineConfig = defineConfig || createMap() - 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"] = createMap() - var allmaps = kernel["orig.map"] = createMap() - var allpackages = kernel["packages"] = [] - var allargs = kernel["orig.args"] = createMap() - 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 = createMap() - 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 = 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) { - var id = trimQuery(node.src) //检测是否死链 - node.onload = node.onerror = null - if (onError) { - 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 - } - } - } - - 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 - node.onload = function () { - var factory = factorys.pop() - factory && factory.require(id) - if (callback) { - callback() - } - log("debug: 已成功加载 " + url) - id && loadings.push(id) - checkDeps() - } - 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 - head.insertAdjacentHTML("afterBegin", '<link rel="stylesheet" href="' + url + '">') - log("debug: 已成功加载 " + url) - onLoad() - } - }, - text: { - load: function (name, req, onLoad) { - var url = req.url - var xhr = getXHR() - xhr.onload = function () { - 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) - } - } - 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 = /(\?[^#]*)$/ - - function trimQuery(url) { - return (url || "").replace(rquery, "") - } - - function isAbsUrl(path) { - //http://stackoverflow.com/questions/10687099/how-to-test-if-a-url-string-is-absolute-or-relative - return /^(?:[a-z]+:)?\/\//i.test(String(path)) - } - - - function getCurrentScript() { - // inspireb by https://github.com/samyk/jiagra/blob/master/jiagra.js - var stack - try { - a.b.c() //强制报错,以便捕获e.stack - } catch (e) { //safari5的sourceURL，firefox的fileName，它们的效果与e.stack不一样 - stack = e.stack - } - if (stack) { - /**e.stack最后一行在所有支持的浏览器大致如下: - *chrome23: - * at http://113.93.50.63/data.js:4:1 - *firefox17: - *@http://113.93.50.63/query.js:4 - *opera12:http://www.oldapps.com/opera.php?system=Windows_XP - *@http://113.93.50.63/data.js:4 - *IE10: - * at Global code (http://113.93.50.63/data.js:4:1) - * //firefox4+ 可以用document.currentScript - */ - stack = stack.split(/[@ ]/g).pop() //取得最后一行,最后一个空格或@之后的部分 - stack = stack[0] === "(" ? stack.slice(1, -1) : stack.replace(/\s/, "") //去掉换行符 - return trimQuery(stack.replace(/(:\d+)?:\d+$/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 = 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 = createMap()) - 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 (hash.hasOwnProperty(key)) {//hash是由createMap创建没有hasOwnProperty - 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(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) - } - } - - - if (DOC.readyState === "complete") { - setTimeout(fireReady) //如果在domReady之外加载 - } else { - DOC.addEventListener("DOMContentLoaded", fireReady) - } - window.addEventListener("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 - } - - window._injectTer = function (code) { - return eval(code) - } - - return avalon - -}));
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