diff options
Diffstat (limited to 'uiframe-iui/src/main/resources/webroot/vendor/avalon/avalon.modern.js')
| -rw-r--r-- | uiframe-iui/src/main/resources/webroot/vendor/avalon/avalon.modern.js | 4440 |
1 files changed, 0 insertions, 4440 deletions
diff --git a/uiframe-iui/src/main/resources/webroot/vendor/avalon/avalon.modern.js b/uiframe-iui/src/main/resources/webroot/vendor/avalon/avalon.modern.js deleted file mode 100644 index 5479d1a9..00000000 --- a/uiframe-iui/src/main/resources/webroot/vendor/avalon/avalon.modern.js +++ /dev/null @@ -1,4440 +0,0 @@ -/*==================================================
- Copyright (c) 2013-2014 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 1.39 build in 2015.1.15
-______________________________
- support IE6+ and other browsers
- ==================================================*/
-(function(global, factory) {
-
- if (typeof module === "object" && typeof module.exports === "object") {
- // For CommonJS and CommonJS-like environments where a proper `window`
- // is present, execute the factory and get avalon.
- // For environments that do not have a `window` with a `document`
- // (such as Node.js), expose a factory as module.exports.
- // This accentuates the need for the creation of a real `window`.
- // e.g. var avalon = require("avalon")(window);
- module.exports = global.document ? factory(global, true) : function(w) {
- if (!w.document) {
- throw new Error("Avalon requires a window with a document")
- }
- return factory(w)
- }
- } else {
- factory(global)
- }
-
-// Pass this if window is not defined yet
-}(typeof window !== "undefined" ? window : this, function(window, noGlobal){
-
-/*********************************************************************
- * 全局变量及方法 *
- **********************************************************************/
-var expose = 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><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)
- }
-}
-
-var subscribers = "$" + expose
-var otherRequire = window.require
-var otherDefine = window.define
-var stopRepeatAssign = false
-var rword = /[^, ]+/g //切割字符串为一个个小块，以空格或豆号分开它们，结合replace实现字符串的forEach
-var rcomplexType = /^(?:object|array)$/
-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
-}
-
-function createCache(maxLength) {
- var keys = []
- function cache(key, value) {
- if (keys.push(key) > maxLength) {
- delete cache[keys.shift()]
- }
- return cache[key] = value;
- }
- return cache;
-}
-//生成UUID http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript
-var generateID = function(prefix) {
- prefix = prefix || "avalon"
- return (prefix + Math.random() + Math.random()).replace(/0\./g, "")
-}
-function IE() {
- if (window.VBArray) {
- var mode = document.documentMode
- return mode ? mode : window.XMLHttpRequest ? 7 : 6
- } else {
- return 0
- }
-}
-var IEVersion = IE()
-/*********************************************************************
- * avalon的静态方法定义区 *
- **********************************************************************/
-avalon = function(el) { //创建jQuery式的无new 实例化结构
- return new avalon.init(el)
-}
-
-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: 1.39,
- 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)
- },
- /*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 = 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, fn)
- }
- }
- 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
- }
- 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
- name = avalon.cssName(prop) || prop
- if (value === void 0 || typeof value === "boolean") { //获取样式
- var 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++) {
- fn(i, obj[i])
- }
- } else {
- for (i in obj) {
- if (obj.hasOwnProperty(i)) {
- fn(i, obj[i])
- }
- }
- }
- }
- },
- //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
-}
-/*视浏览器情况采用最快的异步回调(在avalon.ready里，还有一个分支，用于处理IE6-9)*/
-avalon.nextTick = window.setImmediate ? setImmediate.bind(window) : function(callback) {
- setTimeout(callback, 0) //IE10-11 or W3C
-}
-
-/*********************************************************************
- * DOM 底层补丁 *
- **********************************************************************/
-if (!root.contains) { //safari5+是把contains方法放在Element.prototype上而不是Node.prototype
- 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
-
- 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)
- }
- }
- }
- }
- 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 innerRequire = noop
-var plugins = {
- loader: function(builtin) {
- window.define = builtin ? innerRequire.define : otherDefine
- window.require = builtin ? innerRequire : otherRequire
- },
- 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
-/*********************************************************************
- * 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
- },
- $fire: function(type) {
- var special
- if (/^(\w+)!(\S+)$/.test(type)) {
- special = RegExp.$1
- type = RegExp.$2
- }
- var events = this.$events
- var args = aslice.call(arguments, 1)
- var detail = [type].concat(args)
- if (special === "all") {
- for (var i in avalon.vmodels) {
- var v = avalon.vmodels[i]
- if (v !== this) {
- v.$fire.apply(v, detail)
- }
- }
- } else if (special === "up" || special === "down") {
- var elements = events.expr ? findNodes(events.expr) : []
- if (elements.length === 0)
- return
- for (var i in avalon.vmodels) {
- var v = avalon.vmodels[i]
- if (v !== this) {
- if (v.$events.expr) {
- var eventNodes = findNodes(v.$events.expr)
- if (eventNodes.length === 0) {
- continue
- }
- //循环两个vmodel中的节点，查找匹配（向上匹配或者向下匹配）的节点并设置标识
- Array.prototype.forEach.call(eventNodes, function(node) {
- Array.prototype.forEach.call(elements, function(element) {
- var ok = special === "down" ? element.contains(node) : //向下捕获
- node.contains(element) //向上冒泡
-
- if (ok) {
- node._avalon = v //符合条件的加一个标识
- }
- });
- })
- }
- }
- }
- var nodes = DOC.getElementsByTagName("*") //实现节点排序
- var alls = []
- Array.prototype.forEach.call(nodes, function(el) {
- if (el._avalon) {
- alls.push(el._avalon)
- el._avalon = ""
- el.removeAttribute("_avalon")
- }
- })
- if (special === "up") {
- alls.reverse()
- }
- for (var i = 0, el; el = alls[i++]; ) {
- if (el.$fire.apply(el, detail) === false) {
- break
- }
- }
- } else {
- var callbacks = events[type] || []
- var all = events.$all || []
- for (var i = 0, callback; callback = callbacks[i++]; ) {
- if (isFunction(callback))
- callback.apply(this, args)
- }
- for (var i = 0, callback; callback = all[i++]; ) {
- if (isFunction(callback))
- callback.apply(this, arguments)
- }
- }
- }
-}
-
-var ravalon = /(\w+)\[(avalonctrl)="(\S+)"\]/
-var findNodes = function(str) {
- //pc safari v5.1: typeof DOC.querySelectorAll(str) === 'function'
- //https://gist.github.com/DavidBruant/1016007
- return DOC.querySelectorAll(str)
-}
-/*********************************************************************
- * modelFactory *
- **********************************************************************/
-//avalon最核心的方法的两个方法之一（另一个是avalon.scan），返回一个ViewModel(VM)
-var VMODELS = avalon.vmodels = {} //所有vmodel都储存在这里
-avalon.define = function(id, factory) {
- var $id = id.$id || id
- if (!$id) {
- log("warning: vm必须指定$id")
- }
- if (VMODELS[$id]) {
- log("warning: " + $id + " 已经存在于avalon.vmodels中")
- }
- if (typeof id === "object") {
- var model = modelFactory(id)
- } else {
- var scope = {
- $watch: noop
- }
- factory(scope) //得到所有定义
- model = modelFactory(scope) //偷天换日，将scope换为model
- stopRepeatAssign = true
- factory(model)
- stopRepeatAssign = false
- }
- model.$id = $id
- return VMODELS[$id] = model
-}
-
-//一些不需要被监听的属性
-var $$skipArray = String("$id,$watch,$unwatch,$fire,$events,$model,$skipArray").match(rword)
-
-function isObservable(name, value, $skipArray) {
- if (isFunction(value) || value && value.nodeType) {
- return false
- }
- if ($skipArray.indexOf(name) !== -1) {
- return false
- }
- if ($$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 = {}
-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
- }
-}
-
-var defineProperty = Object.defineProperty
-var canHideOwn = true
-//如果浏览器不支持ecma262v5的Object.defineProperties或者存在BUG，比如IE8
-//标准浏览器使用__defineGetter__, __defineSetter__实现
-try {
- defineProperty({}, "_", {
- value: "x"
- })
- var defineProperties = Object.defineProperties
-} catch (e) {
- canHideOwn = false
-}
-function modelFactory(source, $special, $model) {
- if (Array.isArray(source)) {
- var arr = source.concat()
- source.length = 0
- var collection = Collection(source)
- collection.pushArray(arr)
- return collection
- }
- if (typeof source.nodeType === "number") {
- return source
- }
- if (source.$id && source.$events) { //fix IE6-8 createWithProxy $val: val引发的BUG
- return source
- }
- if (!Array.isArray(source.$skipArray)) {
- source.$skipArray = []
- }
- source.$skipArray.$special = $special || {} //强制要监听的属性
- var $vmodel = {} //要返回的对象, 它在IE6-8下可能被偷龙转凤
- $model = $model || {} //vmodels.$model属性
- var $events = {} //vmodel.$events属性
- var watchedProperties = {} //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 (!isEqual(oldValue, newValue)) {
- $model[name] = newValue
- if ($events.$digest) {
- if(accessor.pedding)
- return
- accessor.pedding = true
- setTimeout(function() {
- notifySubscribers($events[name]) //同步视图
- safeFire($vmodel, name, $model[name], oldValue) //触发$watch回调
- accessor.pedding = false
- })
- } else {
- 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
- return $model[name] = accessor.get.call($vmodel)
- } 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.element = null
- data.type = new Date - 0
- $model[name] = accessor.get.call($vmodel)
- },
- element: head,
- type: new Date - 0,
- 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 = val.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])
- }
-
- $$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 = 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 (var i in EventBus) {
- var fn = EventBus[i]
- if (!W3C) { //在IE6-8下，VB对象的方法里的this并不指向自身，需要用bind处理一下
- fn = fn.bind($vmodel)
- }
- $vmodel[i] = fn
- }
-
- if (canHideOwn) {
- Object.defineProperty($vmodel, "hasOwnProperty", {
- value: function(name) {
- return name in this.$model
- },
- writable: false,
- enumerable: false,
- configurable: true
- })
-
- } else {
- $vmodel.hasOwnProperty = function(name) {
- return name in $vmodel.$model
- }
- }
- 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 = W3C ? function(obj) {
- var descriptors = {}
- for (var i in obj) {
- descriptors[i] = {
- get: obj[i],
- set: obj[i],
- enumerable: true,
- configurable: true
- }
- }
- return descriptors
-} : function(a) {
- return a
-}
-
-
-
-//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.clear()
- son.pushArray(value.concat())
- return son
- } else {
- var iterators = parent.$events[name]
- var pool = son.$events.$withProxyPool
- if (pool) {
- recycleProxies(pool, "with")
- son.$events.$withProxyPool = null
- }
- var ret = modelFactory(value)
- ret.$events[subscribers] = iterators
- midway[ret.$id] = function(data) {
- while (data = iterators.shift()) {
- (function(el) {
- avalon.nextTick(function() {
- if (el.type) { //重新绑定
- el.rollback && el.rollback() //还原 ms-with ms-on
- bindingHandlers[el.type](el, el.vmodels)
- }
- })
- })(data)
- }
- 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]
- }
- 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":
- var array = this.$model.slice(pos, pos + n).map(function(el) {
- if (rcomplexType.test(avalon.type(el))) {
- return el.$id ? el : modelFactory(el, 0, el)
- } else {
- return el
- }
- })
- _splice.apply(this, [pos, 0].concat(array))
- this._fire("add", pos, n)
- break
- case "del":
- var ret = this._splice(pos, n)
- this._fire("del", pos, n)
- break
- }
- if (method2) {
- method = method2
- pos = pos2
- n = n2
- loop = 2
- method2 = 0
- }
- }
- this._fire("index", index)
- if (this.length !== oldLen) {
- this._.length = this.length
- }
- return ret
-}
-
-var _splice = ap.splice
-var CollectionPrototype = {
- _splice: _splice,
- _fire: function(method, a, b) {
- var list = this.$events[subscribers]
- for (var i = 0, fn; fn = list[i++]; ) {
- if (fn.$repeat) {
- fn.handler.call(fn, method, a, b) //处理监控数组的方法
- }
- }
- },
- 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, n)
- }
- 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(arguments)
- },
- 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 m = this.length
- if (m) {
- var el = this.$model.pop()
- mutateArray.call(this, "del", m - 1, 1, Math.max(0, m - 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
- args.splice(3, 1, 0, "add", start, m - 2)
- change = true
- }
- if (change) { //返回被移除的元素
- return mutateArray.apply(this, args)
- } else {
- return []
- }
- },
- contains: function(el) { //判定是否包含
- return this.indexOf(el) !== -1
- },
- remove: function(el) { //移除第一个等于给定值的元素
- return this.removeAt(this.indexOf(el))
- },
- removeAt: function(index) { //移除指定索引上的元素
- if (index >= 0) {
- this.$model.splice(index, 1)
- return mutateArray.call(this, "del", index, 1, 0)
- }
- return []
- },
- clear: function() {
- this.$model.length = this.length = this._.length = 0 //清空数组
- this._fire("clear", 0)
- return this
- },
- removeAll: function(all) { //移除N个元素
- if (Array.isArray(all)) {
- 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
- this._fire("set", index, val)
- }
- }
- return this
- }
-}
-
-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)
- this._fire("move", indexes)
- this._fire("index", 0)
- }
- return this
- }
-})
-
-/*********************************************************************
- * 依赖调度系统 *
- **********************************************************************/
-var ronduplex = /^(duplex|on)$/
-
-function registerSubscriber(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)
- data.handler(c, data.element, data)
- } catch (e) {
- //log("warning:exception throwed in [registerSubscriber] " + 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]) {
- var 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() {
- 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
-}
-
-tagHooks.optgroup = tagHooks.option
-tagHooks.tbody = tagHooks.tfoot = tagHooks.colgroup = tagHooks.caption = tagHooks.thead
-tagHooks.th = tagHooks.td
-
-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")
-
-avalon.parseHTML = function(html) {
- if (typeof html !== "string") {
- html = html + ""
- }
- html = html.replace(rxhtml, "<$1></$2>").trim()
- var tag = (rtagName.exec(html) || ["", ""])[1].toLowerCase(),
- //取得其标签名
- wrapper = tagHooks[tag] || tagHooks._default,
- fragment = hyperspace.cloneNode(false),
- firstChild
- wrapper.innerHTML = html
- var els = wrapper.getElementsByTagName("script")
- if (els.length) { //使用innerHTML生成的script节点不会发出请求与执行text属性
- for (var i = 0, el; el = els[i++]; ) {
- if (scriptTypes[el.type]) {
- var neo = script.cloneNode(false) //FF不能省略参数
- ap.forEach.call(el.attributes, function(attr) {
- neo.setAttribute(attr.name, attr.value)
- })
- neo.text = el.text
- el.parentNode.replaceChild(neo, el)
- }
- }
- }
-
- while (firstChild = wrapper.firstChild) { // 将wrapper上的节点转移到文档碎片上！
- fragment.appendChild(firstChild)
- }
- return fragment
-}
-
-avalon.innerHTML = function(node, html) {
- var a = this.parseHTML(html)
- this.clearHTML(node).appendChild(a)
-}
-
-avalon.clearHTML = function(node) {
- node.textContent = ""
- while (node.firstChild) {
- node.removeChild(node.firstChild)
- }
- return node
-}
-/*********************************************************************
- * 扫描系统 *
- **********************************************************************/
-
-avalon.scan = function(elem, vmodel, group) {
- elem = elem || root
- var vmodels = vmodel ? [].concat(vmodel) : []
- scanTag(elem, vmodels)
-}
-
-//http://www.w3.org/TR/html5/syntax.html#void-elements
-var stopScan = oneObject("area,base,basefont,br,col,command,embed,hr,img,input,link,meta,param,source,track,wbr,noscript,script,style,textarea".toUpperCase())
-
-function checkScan(elem, callback, innerHTML) {
- var id = setTimeout(function() {
- var currHTML = elem.innerHTML
- clearTimeout(id)
- if (currHTML === innerHTML) {
- callback()
- } else {
- checkScan(elem, callback, currHTML)
- }
- })
-}
-
-
-function createSignalTower(elem, vmodel) {
- var id = elem.getAttribute("avalonctrl") || vmodel.$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 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
-}
-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
- } 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 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 = {},
- 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("ms-" + type + "已经被废弃,请使用ms-attr-*代替")
- if (type === "enabled") {//吃掉ms-enabled绑定,用ms-disabled代替
- 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 ""
- })
- }
- if (name === "ms-if-loop") {
- binding.priority += 100
- }
- if (vmodels.length) {
- bindings.push(binding)
- if (type === "widget") {
- elem.msData = elem.msData || msData
- }
- }
- }
- }
- }
- }
- if (msData["ms-attr-checked"] && msData["ms-duplex"]) {
- log("warning!一个元素上不能同时定义ms-attr-checked与ms-duplex")
- }
- bindings.sort(bindingSorter)
- var scanNode = true
- for (var i = 0, binding; binding = bindings[i]; i++) {
- var 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$/
-var rhasHtml = /\|\s*html\s*/,
- r11a = /\|\|/g,
- rlt = /</g,
- rgt = />/g
-
-function getToken(value) {
- if (value.indexOf("|") > 0) {
- var index = value.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; 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 ""
- })
- 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 = 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)
- }
- 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)
- },
- 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) {
- 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 = {}
- for (var 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 : avalon(win).scrollLeft(), top ? val : avalon(win).scrollTop())
- } else {
- node[method] = val
- }
- }
- }
-})
-
-function getWindow(node) {
- return node.window && node.document ? node : node.nodeType === 9 ? node.defaultView : false
-}
-
-//=============================css相关==================================
-var cssHooks = avalon.cssHooks = {}
-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, null)
- 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] || node.document.documentElement[clientProp]
- }
- if (node.nodeType === 9) { //取得页面尺寸
- var doc = node.documentElement
- //FF chrome html.scrollHeight< body.scrollHeight
- //IE 标准模式 : html.scrollHeight> body.scrollHeight
- //IE 怪异模式 : html.scrollHeight 最大等于可视窗口多一点？
- return Math.max(node.body[scrollProp], doc[scrollProp], node.body[offsetProp], doc[offsetProp], doc[clientProp])
- }
- return cssHooks[method + "&get"](node)
- } else {
- return this.css(method, value)
- }
- }
- avalon.fn["inner" + name] = function() {
- return cssHooks[method + ":get"](this[0], void 0, -2)
- }
- avalon.fn["outer" + name] = function(includeMargin) {
- return cssHooks[method + ":get"](this[0], void 0, includeMargin === true ? 2 : 0)
- }
-})
-avalon.fn.offset = function() { //取得距离页面左右角的坐标
- var node = this[0], box = {
- left: 0,
- top: 0
- }
- if (!node || !node.tagName || !node.ownerDocument) {
- return box
- }
- var doc = node.ownerDocument,
- root = doc.documentElement,
- win = doc.defaultView
- if (!root.contains(node)) {
- return box
- }
- if (node.getBoundingClientRect !== void 0) {
- box = node.getBoundingClientRect()
- }
- return {
- top: box.top + win.pageYOffset - root.clientTop,
- left: box.left + win.pageXOffset - root.clientLeft
- }
-}
-//=============================val相关=======================
-
-function getValType(el) {
- var ret = el.tagName.toLowerCase()
- return ret === "input" && /checkbox|radio/.test(el.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 =
- // 关键字
- "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"
- // 保留字
- + ",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"
- // ECMA 5 - use strict
- + ",arguments,let,yield" + ",undefined"
-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 = createCache(512)
-var getVariables = function(code) {
- var key = "," + code.trim()
- if (cacheVars[key]) {
- return cacheVars[key]
- }
- var match = code
- .replace(rrexpstr, "")
- .replace(rsplit, ",")
- .replace(rkeywords, "")
- .replace(rnumber, "")
- .replace(rcomma, "")
- .split(/^$|,+/)
- return cacheVars(key, uniqSet(match))
-}
-/*添加赋值语句*/
-
-function addAssign(vars, scope, name, data) {
- var ret = [],
- prefix = " = " + name + "."
- for (var i = vars.length, prop; prop = vars[--i]; ) {
- if (scope.hasOwnProperty(prop)) {
- ret.push(prop + prefix + prop)
- data.vars.push(prop)
- if (data.type === "duplex") {
- vars.get = name + "." + prop
- }
- vars.splice(i, 1)
- }
- }
- return ret
-}
-
-function uniqSet(array) {
- var ret = [],
- unique = {}
- for (var i = 0; i < array.length; i++) {
- var el = array[i]
- var id = el && typeof el.$id === "string" ? el.$id : el
- if (!unique[id]) {
- unique[id] = ret.push(el)
- }
- }
- return ret
-}
-//缓存求值函数，以便多次利用
-var cacheExprs = createCache(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[exprId] //直接从缓存，免得重复生成
- if (fn) {
- data.evaluator = fn
- return
- }
- var 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(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(exprId, fn)
- } catch (e) {
- log("debug: parse error," + e.message)
- } finally {
- vars = textBuffer = 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
- registerSubscriber(data)
- }
-}
-avalon.parseExprProxy = parseExprProxy
-/*********************************************************************
- * 各种指令 *
- **********************************************************************/
-//ms-skip绑定已经在scanTag 方法中实现
-//ms-controller绑定已经在scanTag 方法中实现
-//ms-important绑定已经在scanTag 方法中实现
-var bools = "autofocus,autoplay,async,allowTransparency,checked,controls,declare,disabled,defer,defaultChecked,defaultSelected" +
- "contentEditable,isMap,loop,multiple,noHref,noResize,noShade,open,readOnly,selected"
-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"
-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")
-}
-
-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.includeReplaced = !!avalon(elem).data("includeReplace")
- 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
- if (boolMap[attrName]) {
- var bool = boolMap[attrName]
- if (typeof elem[bool] === "boolean") {
- // IE6-11不支持动态设置fieldset的disabled属性，IE11下样式是生效了，但无法阻止用户对其底下的input元素进行设值……
- return elem[bool] = !!val
- }
- }
- 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]
- }
- 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.includeReplaced
- var target = replace ? elem.parentNode : elem
- function scanTemplate(text) {
- if (loaded) {
- text = loaded.apply(target, [text].concat(vmodels))
- }
- if (rendered) {
- checkScan(target, function() {
- rendered.call(target)
- }, NaN)
- }
- while (true) {
- var node = data.startInclude.nextSibling
- if (node && node !== data.endInclude) {
- target.removeChild(node)
- } else {
- break
- }
- }
- var dom = avalon.parseHTML(text)
- var nodes = avalon.slice(dom.childNodes)
- target.insertBefore(dom, data.endInclude)
- scanNodeArray(nodes, vmodels)
- }
- if (data.param === "src") {
- if (cacheTmpls[val]) {
- avalon.nextTick(function() {
- scanTemplate(cacheTmpls[val])
- })
- } else {
- var xhr = getXHR()
- xhr.onreadystatechange = function() {
- if (xhr.readyState === 4) {
- var s = xhr.status
- if (s >= 200 && s < 300 || s === 304 || s === 1223) {
- scanTemplate(cacheTmpls[val] = xhr.responseText)
- }
- }
- }
- 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
- var 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)
- }
- }
-}
-
-//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
-})
-//ms-include绑定已由ms-attr绑定实现
-
-//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"]
-})
-// 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))
- }
-}
-
-// 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
- }
-}
-
-// 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 (val.nodeType === 11) { //将val转换为文档碎片
- var fragment = val
- } else if (val.nodeType === 1 || val.item) {
- var nodes = val.nodeType === 1 ? val.childNodes : val.item ? val : []
- fragment = hyperspace.cloneNode(true)
- while (nodes[0]) {
- fragment.appendChild(nodes[0])
- }
- } else {
- fragment = avalon.parseHTML(val)
- }
- //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
- var comment = DOC.createComment("ms-html")
- if (isHtmlFilter) {
- parent.insertBefore(comment, elem)
- var n = data.group, i = 1
- while (i < n) {
- var node = elem.nextSibling
- if (node) {
- parent.removeChild(node)
- i++
- }
- }
- parent.removeChild(elem)
- data.element = comment //防止被CG
- } else {
- avalon.clearHTML(parent).appendChild(comment)
- }
- if (isHtmlFilter) {
- data.group = fragment.childNodes.length || 1
- }
- var nodes = avalon.slice(fragment.childNodes)
- if (nodes[0]) {
- if (comment.parentNode)
- comment.parentNode.replaceChild(fragment, comment)
- if (isHtmlFilter) {
- data.element = nodes[0]
- }
- }
- 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)
- }
- }
- }
- }
-}
-
-
-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"
-}
-
-var rdash = /\(([^)]*)\)/
-bindingHandlers.on = function(data, vmodels) {
- var value = data.value
- 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($event)当成aaa处理
- value = value.replace(rdash, "")
- }
- }
- parseExprProxy(value, vmodels, data)
-}
-
-bindingExecutors.on = function(callback, elem, data) {
- data.type = "on"
- callback = function(e) {
- var fn = data.evaluator || noop
- return fn.apply(this, data.args.concat(e))
- }
- var eventType = data.param.replace(/-\d+$/, "") // 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.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.$model || vmOptions
- break
- }
- }
- if (vmOptions) {
- var wid = vmOptions[widget + "Id"]
- if (typeof wid === "string") {
- id = wid
- }
- }
- //抽取data-tooltip-text、data-tooltip-attr属性，组成一个配置对象
- var widgetData = avalon.getWidgetData(elem, widget)
- data.value = [widget, id, optName].join(",")
- data[widget + "Id"] = id
- data.evaluator = noop
- elem.msData["ms-widget-id"] = id
- var options = data[widget + "Options"] = avalon.mix({}, constructor.defaults, vmOptions || {}, widgetData)
- elem.removeAttribute("ms-widget")
- var vmodel = constructor(elem, data, vmodels) || {} //防止组件不返回VM
- if (vmodel.$id) {
- avalon.vmodels[id] = vmodel
- createSignalTower(elem, vmodel)
- if (vmodel.hasOwnProperty("$init")) {
- vmodel.$init(function() {
- avalon.scan(elem, [vmodel].concat(vmodels))
- if (typeof options.onInit === "function") {
- options.onInit.call(elem, vmodel, options, vmodels)
- }
- })
- }
- 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
-//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) {
- return isFinite(val) ? parseFloat(val) || 0 : 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 = []
-function W3CFire(el, name, detail) {
- var event = DOC.createEvent("Events")
- event.initEvent(name, true, true)
- event.fireByAvalon = true//签名，标记事件是由avalon触发
- //event.isTrusted = false 设置这个opera会报错
- if (detail)
- event.detail = detail
- el.dispatchEvent(event)
-}
-
-
-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
-new function() {
- try {//#272 IE9-IE11, firefox
- var setters = {}
- var aproto = HTMLInputElement.prototype
- var bproto = HTMLTextAreaElement.prototype
- function newSetter(value) {
- if (avalon.contains(root, this)) {
- setters[this.tagName].call(this, value)
- if (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) {
- watchValueInTimer = avalon.tick
- }
-}
-
-
-//处理radio, checkbox, text, textarea, password
-duplexBinding.INPUT = function(element, evaluator, data) {
- var type = element.type,
- bound = data.bound,
- $elem = avalon(element),
- composing = false
- function callback(value) {
- data.changed.call(this, value, data)
- }
- function compositionStart() {
- composing = true
- }
- function compositionEnd() {
- composing = false
- }
- //当value变化时改变model的值
- function updateVModel() {
- if (composing)//处理中文输入法在minlengh下引发的BUG
- return
- var val = element.oldValue = element.value //防止递归调用形成死循环
- var lastValue = data.pipe(val, data, "get")
- if ($elem.data("duplex-observe") !== false) {
- evaluator(lastValue)
- callback.call(element, lastValue)
- if ($elem.data("duplex-focus")) {
- avalon.nextTick(function() {
- element.focus()
- })
- }
- }
- }
- //当model变化时,它就会改变value的值
- data.handler = function() {
- var val = data.pipe(evaluator(), data, "set")
- if (val !== element.oldValue) {
- element.value = val
- }
- }
- if (data.isChecked || element.type === "radio") {
- updateVModel = function() {
- if ($elem.data("duplex-observe") !== 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("duplex-observe") !== 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") || element.getAttribute("data-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
- }
- })
- }
-
- if (/text|password/.test(element.type)) {
- watchValueInTimer(function() {
- if (root.contains(element)) {
- if (element.value !== element.oldValue) {
- updateVModel()
- }
- } else if (!element.msRetain) {
- return false
- }
- })
- }
-
- element.avalonSetter = updateVModel
- element.oldValue = element.value
- registerSubscriber(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("duplex-observe") !== 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)
- checkScan(element, function() {
- registerSubscriber(data)
- data.changed.call(element, evaluator(), data)
- }, NaN)
-}
-
-
-bindingHandlers.repeat = function(data, vmodels) {
- var type = data.type
- parseExprProxy(data.value, vmodels, data, 0, 1)
- data.proxies = []
- var freturn = false
- try {
- var $repeat = data.$repeat = data.evaluator.apply(0, data.args || [])
- var xtype = avalon.type($repeat)
- if (xtype !== "object" && xtype !== "array") {
- freturn = true
- avalon.log("warning:" + data.value + "对应类型不正确")
- }
- } catch (e) {
- freturn = true
- avalon.log("warning:" + data.value + "编译出错")
- }
-
- var arr = data.value.split(".") || []
- if (arr.length > 1) {
- arr.pop()
- var n = arr[0]
- for (var i = 0, v; v = vmodels[i++]; ) {
- if (v && v.hasOwnProperty(n)) {
- var events = v[n].$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.$stamp
- start && start.parentNode && start.parentNode.removeChild(start)
- target = data.element = data.type === "repeat" ? target : parentNode
- }
- if (freturn) {
- return
- }
- data.handler = bindingExecutors.repeat
- data.$outer = {}
- var check0 = "$key"
- var check1 = "$val"
- if (Array.isArray($repeat)) {
- check0 = "$first"
- check1 = "$last"
- }
- for (var i = 0, p; p = vmodels[i++]; ) {
- if (p.hasOwnProperty(check0) && p.hasOwnProperty(check1)) {
- data.$outer = p
- 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, $repeat.length)
- }
-}
-
-bindingExecutors.repeat = function(method, pos, el) {
- if (method) {
- var data = this
- var end = data.element
- var parent = end.parentNode
- var proxies = data.proxies
- var transation = hyperspace.cloneNode(false)
- switch (method) {
- case "add": //在pos位置后添加el数组（pos为数字，el为数组）
- var n = pos + el
- var array = data.$repeat
- var last = array.length - 1
- var fragments = []
- var start = locateNode(data, pos)
- for (var i = pos; i < n; i++) {
- var proxy = eachProxyAgent(i, data)
- proxies.splice(i, 0, proxy)
- shimController(data, transation, proxy, fragments)
- }
- parent.insertBefore(transation, start)
- for (var i = 0, fragment; 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)
- start = proxies[pos].$stamp
- end = locateNode(data, pos + el)
- sweepNodes(start, end)
- var removed = proxies.splice(pos, el)
- recycleProxies(removed, "each")
- break
- case "clear":
- var check = data.$stamp || proxies[0]
- if (check) {
- start = check.$stamp || check
- sweepNodes(start, end)
- }
- recycleProxies(proxies, "each")
- break
- case "move":
- start = proxies[0].$stamp
- 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(proxies, pos)
- sortByIndex(rooms, pos)
- while (room = rooms.shift()) {
- while (node = room.shift()) {
- transation.appendChild(node)
- }
- }
- parent.insertBefore(transation, end)
- break
- case "index": //将proxies中的第pos个起的所有元素重新索引
- var last = proxies.length - 1
- for (; el = proxies[pos]; pos++) {
- el.$index = pos
- el.$first = pos === 0
- el.$last = pos === last
- }
- return
- case "set": //将proxies中的第pos个元素的VM设置为el（pos为数字，el任意）
- var proxy = proxies[pos]
- if (proxy) {
- notifySubscribers(proxy.$events.$index)
- }
- return
- case "append": //将pos的键值对从el中取出（pos为一个普通对象，el为预先生成好的代理VM对象池）
- var pool = el
- var keys = []
- var fragments = []
- for (var key in pos) { //得到所有键名
- if (pos.hasOwnProperty(key) && key !== "hasOwnProperty") {
- keys.push(key)
- }
- }
- if (data.sortedCallback) { //如果有回调，则让它们排序
- var keys2 = data.sortedCallback.call(parent, keys)
- if (keys2 && Array.isArray(keys2) && keys2.length) {
- keys = keys2
- }
- }
- for (var i = 0, key; key = keys[i++]; ) {
- if (key !== "hasOwnProperty") {
- if (!pool[key]) {
- pool[key] = withProxyAgent(key, data)
- }
- shimController(data, transation, pool[key], fragments)
- }
- }
- var comment = data.$stamp = data.clone
- parent.insertBefore(comment, end)
- parent.insertBefore(transation, end)
- for (var i = 0, fragment; 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 (proxy.$stamp) {
- content.insertBefore(proxy.$stamp, content.firstChild)
- }
- transation.appendChild(content)
- var nv = [proxy].concat(data.vmodels)
- var fragment = {
- nodes: nodes,
- vmodels: nv
- }
- fragments.push(fragment)
-}
-
-function locateNode(data, pos) {
- var proxy = data.proxies[pos]
- return proxy ? proxy.$stamp : data.element
-}
-
-function sweepNodes(start, end, callback) {
- while (true) {
- var node = end.previousSibling
- if (!node)
- break
- node.parentNode.removeChild(node)
- callback && callback.call(node)
- if (node === start) {
- break
- }
- }
-}
-
-// 为ms-each,ms-with, ms-repeat会创建一个代理VM，
-// 通过它们保持一个下上文，让用户能调用$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(name) {
- var source = {
- $host: [],
- $outer: {},
- $stamp: 1,
- $index: 0,
- $first: false,
- $last: false,
- $remove: avalon.noop
- }
- source[name] = {
- get: function() {
- return this.$host[this.$index]
- },
- set: function(val) {
- this.$host.set(this.$index, val)
- }
- }
- var second = {
- $last: 1,
- $first: 1,
- $index: 1
- }
- var proxy = modelFactory(source, second)
- var e = proxy.$events
- e[name] = e.$first = e.$last = e.$index
- proxy.$id = generateID("$proxy$each")
- return proxy
-}
-
-function eachProxyAgent(index, data) {
- var param = data.param || "el", proxy
- for (var i = 0, n = eachProxyPool.length; i < n; i++) {
- var candidate = eachProxyPool[i]
- if (candidate && candidate.hasOwnProperty(param)) {
- proxy = candidate
- eachProxyPool.splice(i, 1)
- }
- }
- if (!proxy) {
- proxy = eachProxyFactory(param)
- }
- var host = data.$repeat
- var last = host.length - 1
- proxy.$index = index
- proxy.$first = index === 0
- proxy.$last = index === last
- proxy.$host = host
- proxy.$outer = data.$outer
- proxy.$stamp = data.clone.cloneNode(false)
- 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)
- })
- proxy.$events[i].length = 0
- }
- }
- proxy.$host = proxy.$outer = {}
- if (proxyPool.unshift(proxy) > kernel.maxRepeatSize) {
- proxyPool.pop()
- }
- }
- })
- if (type === "each")
- proxies.length = 0
-}
-
-
-
-
-/*********************************************************************
- * 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, dec_point, thousands_sep) {
- //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。
- //dec_point 可选，规定用作小数点的字符串（默认为 . ）。
- //thousands_sep 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) ? 0 : Math.abs(decimals),
- sep = (typeof thousands_sep === 'undefined') ? ',' : thousands_sep,
- dec = (typeof dec_point === 'undefined') ? '.' : 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
- })
- }
- }
- 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: function(number, fractionSize) {
- return numberFormat(number, isFinite(fractionSize) ? fractionSize: 3 )
- }
-}
-/*
- '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() {
- function toInt(str) {
- return parseInt(str, 10)
- }
-
- 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 DATE_FORMATS_SPLIT = /((?:[^yMdHhmsaZE']+)|(?:'(?:[^']|'')*')|(?:E+|y+|M+|d+|H+|h+|m+|s+|a|Z))(.*)/,
- NUMBER_STRING = /^\d+$/
- var riso8601 = /^(\d{4})-?(\d+)-?(\d+)(?:T(\d+)(?::?(\d+)(?::?(\d+)(?:\.(\d+))?)?)?(Z|([+-])(\d+):?(\d+))?)?$/
- // 1 2 3 4 5 6 7 8 9 10 11
-
- function jsonStringToDate(string) {
- var match
- if (match = string.match(riso8601)) {
- var date = new Date(0),
- tzHour = 0,
- tzMin = 0,
- dateSetter = match[8] ? date.setUTCFullYear : date.setFullYear,
- timeSetter = match[8] ? date.setUTCHours : date.setHours
- if (match[9]) {
- tzHour = toInt(match[9] + match[10])
- tzMin = toInt(match[9] + match[11])
- }
- dateSetter.call(date, toInt(match[1]), toInt(match[2]) - 1, toInt(match[3]))
- var h = toInt(match[4] || 0) - tzHour
- var m = toInt(match[5] || 0) - tzMin
- var s = toInt(match[6] || 0)
- var ms = Math.round(parseFloat('0.' + (match[7] || 0)) * 1000)
- timeSetter.call(date, h, m, s, ms)
- return date
- }
- return string
- }
- var rfixYMD = /^(\d+)\D(\d+)\D(\d+)/
- filters.date = function(date, format) {
- var locate = filters.date.locate,
- text = "",
- parts = [],
- fn, match
- format = format || "mediumDate"
- format = locate[format] || format
- if (typeof date === "string") {
- if (NUMBER_STRING.test(date)) {
- date = toInt(date)
- } else {
- var trimDate = date.trim()
- date = trimDate.replace(rfixYMD, function(a, b, c, d) {
- var array = d.length === 4 ? [d, b, c] : [b, c, d]
- return array.join("-")
- })
- date = jsonStringToDate(date)
- }
- date = new Date(date)
- }
- if (typeof date === "number") {
- date = new Date(date)
- }
- if (avalon.type(date) !== "date") {
- return
- }
- while (format) {
- match = DATE_FORMATS_SPLIT.exec(format)
- if (match) {
- parts = parts.concat(match.slice(1))
- format = parts.pop()
- } else {
- parts.push(format)
- format = null
- }
- }
- parts.forEach(function(value) {
- fn = DATE_FORMATS[value]
- text += fn ? fn(date, locate) : value.replace(/(^'|'$)/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
-}
-/*********************************************************************
- * AMD加载器 *
- **********************************************************************/
-var modules = avalon.modules = {
- "ready!": {
- exports: avalon
- },
- "avalon": {
- exports: avalon,
- state: 2
- }
-}
-
-new function() {
- var loadings = [] //正在加载中的模块列表
- var factorys = [] //储存需要绑定ID与factory对应关系的模块（标准浏览器下，先parse的script节点会先onload）
- var basepath
-
- function trimHashAndQuery(url) {
- return (url || "").replace(/[?#].*/, "")
- }
-
- var cur = getCurrentScript(true) //求得当前avalon.js 所在的JS文件的路径
- if (!cur) { //处理window safari的Error没有stack的问题
- cur = avalon.slice(DOC.scripts).pop().src
- }
- var url = trimHashAndQuery(cur)
- basepath = kernel.base = url.slice(0, url.lastIndexOf("/") + 1)
-
- function getCurrentScript(base) {
- // 参考 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) { //safari的错误对象只有line,sourceId,sourceURL
- stack = e.stack
- if (!stack && window.opera) {
- //opera 9没有e.stack,但有e.Backtrace,但不能直接取得,需要对e对象转字符串进行抽取
- stack = (String(e).match(/of linked script \S+/g) || []).join(" ")
- }
- }
- if (stack) {
- /**e.stack最后一行在所有支持的浏览器大致如下:
- *chrome23:
- * at http://113.93.50.63/data.js:4:1
- *firefox17:
- *@http://113.93.50.63/query.js:4
- *opera12:http://www.oldapps.com/opera.php?system=Windows_XP
- *@http://113.93.50.63/data.js:4
- *IE10:
- * at Global code (http://113.93.50.63/data.js:4:1)
- * //firefox4+ 可以用document.currentScript
- */
- stack = stack.split(/[@ ]/g).pop() //取得最后一行,最后一个空格或@之后的部分
- stack = stack[0] === "(" ? stack.slice(1, -1) : stack.replace(/\s/, "") //去掉换行符
- return 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 = (base ? DOC : head).getElementsByTagName("script") //只在head标签中寻找
- for (var i = nodes.length, node; node = nodes[--i]; ) {
- if ((base || node.className === subscribers) && node.readyState === "interactive") {
- return node.className = node.src
- }
- }
- }
-
- innerRequire = avalon.require = function(array, factory, parent) {
- if (!Array.isArray(array)) {
- avalon.error("require的第一个参数必须是依赖列数,类型为数组 " + array)
- }
- var args = [] // 放置所有依赖项的完整路径
- var deps = {} // args的另一种表现形式，为的是方便去重
- var dn = 0 //需要安装的模块数
- var cn = 0 // 已安装完的模块数
- var id = parent || "callback" + setTimeout("1")
- parent = parent || basepath
-
- array.forEach(function(el) {
- var url = loadResources(el, parent) //加载资源，并返回能加载资源的完整路径
- if (url) {
- dn++
- if (modules[url] && modules[url].state === 2) {
- cn++
- }
- if (!deps[url]) {
- args.push(url)
- deps[url] = "司徒正美" //去重
- }
- }
- })
- modules[id] = {//保存此模块的相关信息
- id: id,
- factory: factory,
- deps: deps,
- args: args,
- state: 1
- }
- if (dn === cn) { //如果需要安装的等于已安装好的
- fireFactory(id, args, factory) //安装到框架中
- } else {
- //放到检测列队中,等待checkDeps处理
- loadings.unshift(id)
- }
- checkDeps()
- }
-
- innerRequire.define = function(urlOrId, deps, factory) { //模块名,依赖列表,模块本身
- var args = aslice.call(arguments)
- if (typeof urlOrId === "string") {
- var id = args.shift()
- }
- if (typeof args[0] === "function") {
- args.unshift([])
- }
- //上线合并后能直接得到模块ID,否则寻找当前正在解析中的script节点的src作为模块ID
- //现在除了safari5,1-外，我们都能直接通过getCurrentScript一步到位得到当前执行的script节点，
- //safari可通过onload+delay闭包组合解决
- var url = modules[id] && modules[id].state >= 1 ? id : trimHashAndQuery(getCurrentScript())
- if (!modules[url] && id) {
- modules[url] = {
- id: url,
- factory: factory,
- state: 1
- }
- }
- factory = args[1]
- factory.id = id //用于调试
- factory.delay = function(d) {
- args.push(d)
- var isCycle = true
- try {
- isCycle = checkCycle(modules[d].deps, d)
- } catch (e) {
- }
- if (isCycle) {
- avalon.error(d + "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" + d + "模块")
- }
- delete factory.delay //释放内存
- innerRequire.apply(null, args) //0,1,2 --> 1,2,0
- }
- if (url) {
- factory.delay(url)
- } else { //先进先出
- factorys.push(factory)
- }
- }
- innerRequire.define.amd = modules
-
- function checkCycle(deps, nick) {
- //检测是否存在循环依赖
- for (var id in deps) {
- if (deps[id] === "司徒正美" && modules[id].state !== 2 && (id === nick || checkCycle(modules[id].deps, nick))) {
- 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
- for (var key in deps) {
- if (ohasOwn.call(deps, key) && modules[key].state !== 2) {
- 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 !== 2) {
- 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.args, 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 checkFail(node, onError, fuckIE) {
- var id = trimHashAndQuery(node.src) //检测是否死链
- node.onload = node.onreadystatechange = node.onerror = null
- if (onError || (fuckIE && !modules[id].state)) {
- setTimeout(function() {
- head.removeChild(node)
- node = null // 处理旧式IE下的循环引用问题
- })
- log("debug: 加载 " + id + " 失败" + onError + " " + (!modules[id].state))
- } else {
- return true
- }
- }
- var rdeuce = /\/\w+\/\.\./
-
- function loadResources(url, parent, ret, shim) {
- //1. 特别处理mass|ready标识符
- if (url === "ready!" || (modules[url] && modules[url].state === 2)) {
- return url
- }
- //2. 处理text! css! 等资源
- var plugin
- url = url.replace(/^\w+!/, function(a) {
- plugin = a.slice(0, -1)
- return ""
- })
- plugin = plugin || "js"
- plugin = plugins[plugin] || noop
- //3. 转化为完整路径
- if (typeof kernel.shim[url] === "object") {
- shim = kernel.shim[url]
- }
- url = url.split('/');
- //For each module name segment, see if there is a path
- //registered for it. Start with most specific name
- //and work up from it.
- for (var i = url.length, parentModule, parentPath; i > 0; i -= 1) {
- parentModule = url.slice(0, i).join('/');
-
- parentPath = kernel.paths[parentModule];
- if (parentPath) {
- //If an array, it means there are a few choices,
- //Choose the one that is desired
- if (Array.isArray(parentPath)) {
- parentPath = parentPath[0];
- }
- url.splice(0, i, parentPath);
- break;
- }
- }
- //Join the path parts together, then figure out if baseUrl is needed.
- url = url.join('/');
-
- //4. 补全路径
- if (/^(\w+)(\d)?:.*/.test(url)) {
- ret = url
- } else {
- parent = parent.substr(0, parent.lastIndexOf("/"))
- var tmp = url.charAt(0)
- if (tmp !== "." && tmp !== "/") { //相对于根路径
- ret = basepath + url
- } else if (url.slice(0, 2) === "./") { //相对于兄弟路径
- ret = parent + url.slice(1)
- } else if (url.slice(0, 2) === "..") { //相对于父路径
- ret = parent + "/" + url
- while (rdeuce.test(ret)) {
- ret = ret.replace(rdeuce, "")
- }
- } else if (tmp === "/") {
- ret = url //相对于根路径
- } else {
- avalon.error("不符合模块标识规则: " + url)
- }
- }
- //5. 补全扩展名
- url = trimHashAndQuery(ret)
- var ext = plugin.ext
- if (ext) {
- if (url.slice(0 - ext.length) !== ext) {
- ret += ext
- }
- }
- //6. 缓存处理
- if (kernel.nocache) {
- ret += (ret.indexOf("?") === -1 ? "?" : "&") + (new Date - 0)
- }
- return plugin(ret, shim)
- }
-
- 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[W3C ? "onload" : "onreadystatechange"] = function() {
- if (W3C || /loaded|complete/i.test(node.readyState)) {
- //mass Framework会在_checkFail把它上面的回调清掉，尽可能释放回存，尽管DOM0事件写法在IE6下GC无望
- var factory = factorys.pop()
- factory && factory.delay(id)
- if (callback) {
- callback()
- }
- if (checkFail(node, false, !W3C)) {
- log("debug: 已成功加载 " + url)
- }
- }
- }
- node.onerror = function() {
- checkFail(node, true)
- }
- 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
- head.insertBefore(node, head.firstChild) //chrome下第二个参数不能为null
- 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
- }
-
- function fireFactory(id, deps, factory) {
- for (var i = 0, array = [], d; d = deps[i++]; ) {
- array.push(modules[d].exports)
- }
- var module = Object(modules[id]),
- ret = factory.apply(window, array)
- module.state = 2
- if (ret !== void 0) {
- modules[id].exports = ret
- }
- return ret
- }
-
- plugins.js = function(url, shim) {
- var id = trimHashAndQuery(url)
- if (!modules[id]) { //如果之前没有加载过
- modules[id] = {
- id: id,
- exports: {}
- }
- if (shim) { //shim机制
- innerRequire(shim.deps || "", function() {
- loadJS(url, id, function() {
- modules[id].state = 2
- var s = shim.exports
- if (s && modules[id].exports === void 0) {
- modules[id].exports = typeof s === "function" ?
- s() : window[s]
- }
- innerRequire.checkDeps()
- })
- })
- } else {
- loadJS(url, id)
- }
- }
- return id
- }
- plugins.css = function(url) {
- var id = trimHashAndQuery(url).replace(/\W/g, "_") ////用于处理掉href中的hash与所有特殊符号
- if (!DOC.getElementById(id)) {
- var node = DOC.createElement("link")
- node.rel = "stylesheet"
- node.href = url
- node.id = id
- head.insertBefore(node, head.firstChild)
- }
- }
- plugins.css.ext = ".css"
- plugins.js.ext = ".js"
-
- plugins.text = function(url) {
- var xhr = getXHR()
- var id = trimHashAndQuery(url)
- modules[id] = {}
- xhr.onreadystatechange = function() {
- if (xhr.readyState === 4) {
- var status = xhr.status;
- if (status > 399 && status < 600) {
- avalon.error(url + " 对应资源不存在或没有开启 CORS")
- } else {
- modules[id].state = 2
- modules[id].exports = xhr.responseText
- innerRequire.checkDeps()
- }
- }
- }
- xhr.open("GET", url, true)
- if ("withCredentials" in xhr) {
- xhr.withCredentials = true
- }
- xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest")
- xhr.send()
- return id
- }
-
- innerRequire.config = kernel
- innerRequire.checkDeps = checkDeps
-}
-
-/*********************************************************************
- * DOMReady *
- **********************************************************************/
-var readyList = []
-function fireReady() {
- if (innerRequire) {
- modules["ready!"].state = 2
- innerRequire.checkDeps()//隋性函数，防止IE9二次调用_checkDeps
- } else {
- readyList.forEach(function(a) {
- a(avalon)
- })
- }
- fireReady = noop //隋性函数，防止IE9二次调用_checkDeps
-}
-
-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 (innerRequire) {
- innerRequire(["ready!"], fn)
- } else if (fireReady === noop) {
- fn(avalon)
- } else {
- readyList.push(fn)
- }
-}
-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 and $ identifiers, even in AMD
-// and CommonJS for browser emulators
- if (noGlobal === void 0) {
- window.avalon = avalon
- }
- return avalon
-
-}));
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