7589 lines
195 KiB
JavaScript
7589 lines
195 KiB
JavaScript
/* Prototype JavaScript framework, version 1.7.3
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* (c) 2005-2010 Sam Stephenson
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*
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* Prototype is freely distributable under the terms of an MIT-style license.
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* For details, see the Prototype web site: http://www.prototypejs.org/
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*
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*--------------------------------------------------------------------------*/
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var Prototype = {
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Version: '1.7.3',
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Browser: (function(){
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var ua = navigator.userAgent;
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var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
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return {
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IE: !!window.attachEvent && !isOpera,
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Opera: isOpera,
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WebKit: ua.indexOf('AppleWebKit/') > -1,
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Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1,
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MobileSafari: /Apple.*Mobile/.test(ua)
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}
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})(),
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BrowserFeatures: {
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XPath: !!document.evaluate,
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SelectorsAPI: !!document.querySelector,
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ElementExtensions: (function() {
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var constructor = window.Element || window.HTMLElement;
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return !!(constructor && constructor.prototype);
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})(),
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SpecificElementExtensions: (function() {
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if (typeof window.HTMLDivElement !== 'undefined')
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return true;
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var div = document.createElement('div'),
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form = document.createElement('form'),
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isSupported = false;
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if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) {
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isSupported = true;
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}
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div = form = null;
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return isSupported;
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})()
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},
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ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script\\s*>',
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JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
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emptyFunction: function() { },
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K: function(x) { return x }
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};
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if (Prototype.Browser.MobileSafari)
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Prototype.BrowserFeatures.SpecificElementExtensions = false;
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/* Based on Alex Arnell's inheritance implementation. */
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var Class = (function() {
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var IS_DONTENUM_BUGGY = (function(){
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for (var p in { toString: 1 }) {
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if (p === 'toString') return false;
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}
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return true;
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})();
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function subclass() {};
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function create() {
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var parent = null, properties = $A(arguments);
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if (Object.isFunction(properties[0]))
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parent = properties.shift();
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function klass() {
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this.initialize.apply(this, arguments);
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}
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Object.extend(klass, Class.Methods);
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klass.superclass = parent;
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klass.subclasses = [];
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if (parent) {
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subclass.prototype = parent.prototype;
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klass.prototype = new subclass;
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parent.subclasses.push(klass);
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}
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for (var i = 0, length = properties.length; i < length; i++)
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klass.addMethods(properties[i]);
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if (!klass.prototype.initialize)
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klass.prototype.initialize = Prototype.emptyFunction;
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klass.prototype.constructor = klass;
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return klass;
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}
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function addMethods(source) {
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var ancestor = this.superclass && this.superclass.prototype,
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properties = Object.keys(source);
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if (IS_DONTENUM_BUGGY) {
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if (source.toString != Object.prototype.toString)
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properties.push("toString");
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if (source.valueOf != Object.prototype.valueOf)
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properties.push("valueOf");
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}
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for (var i = 0, length = properties.length; i < length; i++) {
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var property = properties[i], value = source[property];
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if (ancestor && Object.isFunction(value) &&
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value.argumentNames()[0] == "$super") {
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var method = value;
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value = (function(m) {
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return function() { return ancestor[m].apply(this, arguments); };
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})(property).wrap(method);
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value.valueOf = (function(method) {
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return function() { return method.valueOf.call(method); };
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})(method);
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value.toString = (function(method) {
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return function() { return method.toString.call(method); };
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})(method);
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}
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this.prototype[property] = value;
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}
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return this;
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}
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return {
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create: create,
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Methods: {
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addMethods: addMethods
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}
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};
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})();
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(function() {
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var _toString = Object.prototype.toString,
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_hasOwnProperty = Object.prototype.hasOwnProperty,
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NULL_TYPE = 'Null',
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UNDEFINED_TYPE = 'Undefined',
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BOOLEAN_TYPE = 'Boolean',
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NUMBER_TYPE = 'Number',
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STRING_TYPE = 'String',
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OBJECT_TYPE = 'Object',
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FUNCTION_CLASS = '[object Function]',
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BOOLEAN_CLASS = '[object Boolean]',
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NUMBER_CLASS = '[object Number]',
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STRING_CLASS = '[object String]',
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ARRAY_CLASS = '[object Array]',
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DATE_CLASS = '[object Date]',
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NATIVE_JSON_STRINGIFY_SUPPORT = window.JSON &&
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typeof JSON.stringify === 'function' &&
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JSON.stringify(0) === '0' &&
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typeof JSON.stringify(Prototype.K) === 'undefined';
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var DONT_ENUMS = ['toString', 'toLocaleString', 'valueOf',
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'hasOwnProperty', 'isPrototypeOf', 'propertyIsEnumerable', 'constructor'];
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var IS_DONTENUM_BUGGY = (function(){
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for (var p in { toString: 1 }) {
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if (p === 'toString') return false;
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}
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return true;
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})();
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function Type(o) {
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switch(o) {
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case null: return NULL_TYPE;
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case (void 0): return UNDEFINED_TYPE;
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}
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var type = typeof o;
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switch(type) {
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case 'boolean': return BOOLEAN_TYPE;
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case 'number': return NUMBER_TYPE;
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case 'string': return STRING_TYPE;
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}
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return OBJECT_TYPE;
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}
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function extend(destination, source) {
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for (var property in source)
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destination[property] = source[property];
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return destination;
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}
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function inspect(object) {
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try {
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if (isUndefined(object)) return 'undefined';
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if (object === null) return 'null';
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return object.inspect ? object.inspect() : String(object);
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} catch (e) {
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if (e instanceof RangeError) return '...';
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throw e;
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}
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}
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function toJSON(value) {
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return Str('', { '': value }, []);
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}
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function Str(key, holder, stack) {
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var value = holder[key];
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if (Type(value) === OBJECT_TYPE && typeof value.toJSON === 'function') {
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value = value.toJSON(key);
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}
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var _class = _toString.call(value);
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switch (_class) {
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case NUMBER_CLASS:
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case BOOLEAN_CLASS:
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case STRING_CLASS:
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value = value.valueOf();
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}
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switch (value) {
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case null: return 'null';
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case true: return 'true';
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case false: return 'false';
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}
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var type = typeof value;
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switch (type) {
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case 'string':
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return value.inspect(true);
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case 'number':
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return isFinite(value) ? String(value) : 'null';
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case 'object':
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for (var i = 0, length = stack.length; i < length; i++) {
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if (stack[i] === value) {
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throw new TypeError("Cyclic reference to '" + value + "' in object");
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}
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}
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stack.push(value);
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var partial = [];
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if (_class === ARRAY_CLASS) {
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for (var i = 0, length = value.length; i < length; i++) {
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var str = Str(i, value, stack);
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partial.push(typeof str === 'undefined' ? 'null' : str);
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}
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partial = '[' + partial.join(',') + ']';
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} else {
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var keys = Object.keys(value);
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for (var i = 0, length = keys.length; i < length; i++) {
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var key = keys[i], str = Str(key, value, stack);
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if (typeof str !== "undefined") {
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partial.push(key.inspect(true)+ ':' + str);
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}
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}
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partial = '{' + partial.join(',') + '}';
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}
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stack.pop();
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return partial;
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}
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}
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function stringify(object) {
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return JSON.stringify(object);
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}
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function toQueryString(object) {
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return $H(object).toQueryString();
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}
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function toHTML(object) {
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return object && object.toHTML ? object.toHTML() : String.interpret(object);
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}
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function keys(object) {
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if (Type(object) !== OBJECT_TYPE) { throw new TypeError(); }
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var results = [];
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for (var property in object) {
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if (_hasOwnProperty.call(object, property))
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results.push(property);
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}
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if (IS_DONTENUM_BUGGY) {
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for (var i = 0; property = DONT_ENUMS[i]; i++) {
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if (_hasOwnProperty.call(object, property))
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results.push(property);
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}
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}
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return results;
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}
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function values(object) {
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var results = [];
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for (var property in object)
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results.push(object[property]);
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return results;
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}
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function clone(object) {
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return extend({ }, object);
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}
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function isElement(object) {
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return !!(object && object.nodeType == 1);
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}
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function isArray(object) {
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return _toString.call(object) === ARRAY_CLASS;
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}
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var hasNativeIsArray = (typeof Array.isArray == 'function')
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&& Array.isArray([]) && !Array.isArray({});
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if (hasNativeIsArray) {
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isArray = Array.isArray;
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}
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function isHash(object) {
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return object instanceof Hash;
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}
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function isFunction(object) {
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return _toString.call(object) === FUNCTION_CLASS;
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}
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function isString(object) {
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return _toString.call(object) === STRING_CLASS;
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}
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function isNumber(object) {
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return _toString.call(object) === NUMBER_CLASS;
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}
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function isDate(object) {
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return _toString.call(object) === DATE_CLASS;
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}
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function isUndefined(object) {
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return typeof object === "undefined";
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}
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extend(Object, {
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extend: extend,
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inspect: inspect,
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toJSON: NATIVE_JSON_STRINGIFY_SUPPORT ? stringify : toJSON,
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toQueryString: toQueryString,
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toHTML: toHTML,
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keys: Object.keys || keys,
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values: values,
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clone: clone,
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isElement: isElement,
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isArray: isArray,
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isHash: isHash,
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isFunction: isFunction,
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isString: isString,
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isNumber: isNumber,
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isDate: isDate,
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isUndefined: isUndefined
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});
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})();
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Object.extend(Function.prototype, (function() {
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var slice = Array.prototype.slice;
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function update(array, args) {
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var arrayLength = array.length, length = args.length;
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while (length--) array[arrayLength + length] = args[length];
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return array;
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}
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function merge(array, args) {
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array = slice.call(array, 0);
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return update(array, args);
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}
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function argumentNames() {
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var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
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.replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
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.replace(/\s+/g, '').split(',');
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return names.length == 1 && !names[0] ? [] : names;
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}
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function bind(context) {
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if (arguments.length < 2 && Object.isUndefined(arguments[0]))
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return this;
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if (!Object.isFunction(this))
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throw new TypeError("The object is not callable.");
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var nop = function() {};
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var __method = this, args = slice.call(arguments, 1);
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var bound = function() {
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var a = merge(args, arguments);
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var c = this instanceof bound ? this : context;
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return __method.apply(c, a);
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};
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nop.prototype = this.prototype;
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bound.prototype = new nop();
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return bound;
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}
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function bindAsEventListener(context) {
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var __method = this, args = slice.call(arguments, 1);
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return function(event) {
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var a = update([event || window.event], args);
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return __method.apply(context, a);
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}
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}
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function curry() {
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if (!arguments.length) return this;
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var __method = this, args = slice.call(arguments, 0);
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return function() {
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var a = merge(args, arguments);
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return __method.apply(this, a);
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}
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}
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function delay(timeout) {
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var __method = this, args = slice.call(arguments, 1);
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timeout = timeout * 1000;
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return window.setTimeout(function() {
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return __method.apply(__method, args);
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}, timeout);
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}
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function defer() {
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var args = update([0.01], arguments);
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return this.delay.apply(this, args);
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}
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function wrap(wrapper) {
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var __method = this;
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return function() {
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var a = update([__method.bind(this)], arguments);
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return wrapper.apply(this, a);
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}
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}
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function methodize() {
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if (this._methodized) return this._methodized;
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var __method = this;
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return this._methodized = function() {
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var a = update([this], arguments);
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return __method.apply(null, a);
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};
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}
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var extensions = {
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argumentNames: argumentNames,
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bindAsEventListener: bindAsEventListener,
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curry: curry,
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delay: delay,
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defer: defer,
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wrap: wrap,
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methodize: methodize
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};
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if (!Function.prototype.bind)
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extensions.bind = bind;
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return extensions;
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})());
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(function(proto) {
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function toISOString() {
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return this.getUTCFullYear() + '-' +
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(this.getUTCMonth() + 1).toPaddedString(2) + '-' +
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this.getUTCDate().toPaddedString(2) + 'T' +
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this.getUTCHours().toPaddedString(2) + ':' +
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this.getUTCMinutes().toPaddedString(2) + ':' +
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this.getUTCSeconds().toPaddedString(2) + 'Z';
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}
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function toJSON() {
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return this.toISOString();
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}
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if (!proto.toISOString) proto.toISOString = toISOString;
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if (!proto.toJSON) proto.toJSON = toJSON;
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})(Date.prototype);
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RegExp.prototype.match = RegExp.prototype.test;
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RegExp.escape = function(str) {
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return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
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};
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var PeriodicalExecuter = Class.create({
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initialize: function(callback, frequency) {
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this.callback = callback;
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this.frequency = frequency;
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this.currentlyExecuting = false;
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this.registerCallback();
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},
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registerCallback: function() {
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this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
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},
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execute: function() {
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this.callback(this);
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},
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stop: function() {
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if (!this.timer) return;
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clearInterval(this.timer);
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this.timer = null;
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},
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onTimerEvent: function() {
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if (!this.currentlyExecuting) {
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try {
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this.currentlyExecuting = true;
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this.execute();
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this.currentlyExecuting = false;
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} catch(e) {
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this.currentlyExecuting = false;
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throw e;
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}
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}
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}
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});
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Object.extend(String, {
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interpret: function(value) {
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return value == null ? '' : String(value);
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},
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specialChar: {
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'\b': '\\b',
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'\t': '\\t',
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'\n': '\\n',
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'\f': '\\f',
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'\r': '\\r',
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'\\': '\\\\'
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}
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});
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Object.extend(String.prototype, (function() {
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var NATIVE_JSON_PARSE_SUPPORT = window.JSON &&
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typeof JSON.parse === 'function' &&
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JSON.parse('{"test": true}').test;
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|
|
function prepareReplacement(replacement) {
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if (Object.isFunction(replacement)) return replacement;
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var template = new Template(replacement);
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return function(match) { return template.evaluate(match) };
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}
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|
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function isNonEmptyRegExp(regexp) {
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return regexp.source && regexp.source !== '(?:)';
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}
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function gsub(pattern, replacement) {
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var result = '', source = this, match;
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replacement = prepareReplacement(replacement);
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|
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if (Object.isString(pattern))
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pattern = RegExp.escape(pattern);
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|
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if (!(pattern.length || isNonEmptyRegExp(pattern))) {
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replacement = replacement('');
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return replacement + source.split('').join(replacement) + replacement;
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}
|
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|
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while (source.length > 0) {
|
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match = source.match(pattern)
|
|
if (match && match[0].length > 0) {
|
|
result += source.slice(0, match.index);
|
|
result += String.interpret(replacement(match));
|
|
source = source.slice(match.index + match[0].length);
|
|
} else {
|
|
result += source, source = '';
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
function sub(pattern, replacement, count) {
|
|
replacement = prepareReplacement(replacement);
|
|
count = Object.isUndefined(count) ? 1 : count;
|
|
|
|
return this.gsub(pattern, function(match) {
|
|
if (--count < 0) return match[0];
|
|
return replacement(match);
|
|
});
|
|
}
|
|
|
|
function scan(pattern, iterator) {
|
|
this.gsub(pattern, iterator);
|
|
return String(this);
|
|
}
|
|
|
|
function truncate(length, truncation) {
|
|
length = length || 30;
|
|
truncation = Object.isUndefined(truncation) ? '...' : truncation;
|
|
return this.length > length ?
|
|
this.slice(0, length - truncation.length) + truncation : String(this);
|
|
}
|
|
|
|
function strip() {
|
|
return this.replace(/^\s+/, '').replace(/\s+$/, '');
|
|
}
|
|
|
|
function stripTags() {
|
|
return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?(\/)?>|<\/\w+>/gi, '');
|
|
}
|
|
|
|
function stripScripts() {
|
|
return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
|
|
}
|
|
|
|
function extractScripts() {
|
|
var matchAll = new RegExp(Prototype.ScriptFragment, 'img'),
|
|
matchOne = new RegExp(Prototype.ScriptFragment, 'im');
|
|
return (this.match(matchAll) || []).map(function(scriptTag) {
|
|
return (scriptTag.match(matchOne) || ['', ''])[1];
|
|
});
|
|
}
|
|
|
|
function evalScripts() {
|
|
return this.extractScripts().map(function(script) { return eval(script); });
|
|
}
|
|
|
|
function escapeHTML() {
|
|
return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
|
|
}
|
|
|
|
function unescapeHTML() {
|
|
return this.stripTags().replace(/</g,'<').replace(/>/g,'>').replace(/&/g,'&');
|
|
}
|
|
|
|
|
|
function toQueryParams(separator) {
|
|
var match = this.strip().match(/([^?#]*)(#.*)?$/);
|
|
if (!match) return { };
|
|
|
|
return match[1].split(separator || '&').inject({ }, function(hash, pair) {
|
|
if ((pair = pair.split('='))[0]) {
|
|
var key = decodeURIComponent(pair.shift()),
|
|
value = pair.length > 1 ? pair.join('=') : pair[0];
|
|
|
|
if (value != undefined) {
|
|
value = value.gsub('+', ' ');
|
|
value = decodeURIComponent(value);
|
|
}
|
|
|
|
if (key in hash) {
|
|
if (!Object.isArray(hash[key])) hash[key] = [hash[key]];
|
|
hash[key].push(value);
|
|
}
|
|
else hash[key] = value;
|
|
}
|
|
return hash;
|
|
});
|
|
}
|
|
|
|
function toArray() {
|
|
return this.split('');
|
|
}
|
|
|
|
function succ() {
|
|
return this.slice(0, this.length - 1) +
|
|
String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
|
|
}
|
|
|
|
function times(count) {
|
|
return count < 1 ? '' : new Array(count + 1).join(this);
|
|
}
|
|
|
|
function camelize() {
|
|
return this.replace(/-+(.)?/g, function(match, chr) {
|
|
return chr ? chr.toUpperCase() : '';
|
|
});
|
|
}
|
|
|
|
function capitalize() {
|
|
return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
|
|
}
|
|
|
|
function underscore() {
|
|
return this.replace(/::/g, '/')
|
|
.replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
|
|
.replace(/([a-z\d])([A-Z])/g, '$1_$2')
|
|
.replace(/-/g, '_')
|
|
.toLowerCase();
|
|
}
|
|
|
|
function dasherize() {
|
|
return this.replace(/_/g, '-');
|
|
}
|
|
|
|
function inspect(useDoubleQuotes) {
|
|
var escapedString = this.replace(/[\x00-\x1f\\]/g, function(character) {
|
|
if (character in String.specialChar) {
|
|
return String.specialChar[character];
|
|
}
|
|
return '\\u00' + character.charCodeAt().toPaddedString(2, 16);
|
|
});
|
|
if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
|
|
return "'" + escapedString.replace(/'/g, '\\\'') + "'";
|
|
}
|
|
|
|
function unfilterJSON(filter) {
|
|
return this.replace(filter || Prototype.JSONFilter, '$1');
|
|
}
|
|
|
|
function isJSON() {
|
|
var str = this;
|
|
if (str.blank()) return false;
|
|
str = str.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@');
|
|
str = str.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']');
|
|
str = str.replace(/(?:^|:|,)(?:\s*\[)+/g, '');
|
|
return (/^[\],:{}\s]*$/).test(str);
|
|
}
|
|
|
|
function evalJSON(sanitize) {
|
|
var json = this.unfilterJSON(),
|
|
cx = /[\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff\u0000]/g;
|
|
if (cx.test(json)) {
|
|
json = json.replace(cx, function (a) {
|
|
return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
|
|
});
|
|
}
|
|
try {
|
|
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
|
|
} catch (e) { }
|
|
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
|
|
}
|
|
|
|
function parseJSON() {
|
|
var json = this.unfilterJSON();
|
|
return JSON.parse(json);
|
|
}
|
|
|
|
function include(pattern) {
|
|
return this.indexOf(pattern) > -1;
|
|
}
|
|
|
|
function startsWith(pattern, position) {
|
|
position = Object.isNumber(position) ? position : 0;
|
|
return this.lastIndexOf(pattern, position) === position;
|
|
}
|
|
|
|
function endsWith(pattern, position) {
|
|
pattern = String(pattern);
|
|
position = Object.isNumber(position) ? position : this.length;
|
|
if (position < 0) position = 0;
|
|
if (position > this.length) position = this.length;
|
|
var d = position - pattern.length;
|
|
return d >= 0 && this.indexOf(pattern, d) === d;
|
|
}
|
|
|
|
function empty() {
|
|
return this == '';
|
|
}
|
|
|
|
function blank() {
|
|
return /^\s*$/.test(this);
|
|
}
|
|
|
|
function interpolate(object, pattern) {
|
|
return new Template(this, pattern).evaluate(object);
|
|
}
|
|
|
|
return {
|
|
gsub: gsub,
|
|
sub: sub,
|
|
scan: scan,
|
|
truncate: truncate,
|
|
strip: String.prototype.trim || strip,
|
|
stripTags: stripTags,
|
|
stripScripts: stripScripts,
|
|
extractScripts: extractScripts,
|
|
evalScripts: evalScripts,
|
|
escapeHTML: escapeHTML,
|
|
unescapeHTML: unescapeHTML,
|
|
toQueryParams: toQueryParams,
|
|
parseQuery: toQueryParams,
|
|
toArray: toArray,
|
|
succ: succ,
|
|
times: times,
|
|
camelize: camelize,
|
|
capitalize: capitalize,
|
|
underscore: underscore,
|
|
dasherize: dasherize,
|
|
inspect: inspect,
|
|
unfilterJSON: unfilterJSON,
|
|
isJSON: isJSON,
|
|
evalJSON: NATIVE_JSON_PARSE_SUPPORT ? parseJSON : evalJSON,
|
|
include: include,
|
|
startsWith: String.prototype.startsWith || startsWith,
|
|
endsWith: String.prototype.endsWith || endsWith,
|
|
empty: empty,
|
|
blank: blank,
|
|
interpolate: interpolate
|
|
};
|
|
})());
|
|
|
|
var Template = Class.create({
|
|
initialize: function(template, pattern) {
|
|
this.template = template.toString();
|
|
this.pattern = pattern || Template.Pattern;
|
|
},
|
|
|
|
evaluate: function(object) {
|
|
if (object && Object.isFunction(object.toTemplateReplacements))
|
|
object = object.toTemplateReplacements();
|
|
|
|
return this.template.gsub(this.pattern, function(match) {
|
|
if (object == null) return (match[1] + '');
|
|
|
|
var before = match[1] || '';
|
|
if (before == '\\') return match[2];
|
|
|
|
var ctx = object, expr = match[3],
|
|
pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
|
|
|
|
match = pattern.exec(expr);
|
|
if (match == null) return before;
|
|
|
|
while (match != null) {
|
|
var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1];
|
|
ctx = ctx[comp];
|
|
if (null == ctx || '' == match[3]) break;
|
|
expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
|
|
match = pattern.exec(expr);
|
|
}
|
|
|
|
return before + String.interpret(ctx);
|
|
});
|
|
}
|
|
});
|
|
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
|
|
|
|
var $break = { };
|
|
|
|
var Enumerable = (function() {
|
|
function each(iterator, context) {
|
|
try {
|
|
this._each(iterator, context);
|
|
} catch (e) {
|
|
if (e != $break) throw e;
|
|
}
|
|
return this;
|
|
}
|
|
|
|
function eachSlice(number, iterator, context) {
|
|
var index = -number, slices = [], array = this.toArray();
|
|
if (number < 1) return array;
|
|
while ((index += number) < array.length)
|
|
slices.push(array.slice(index, index+number));
|
|
return slices.collect(iterator, context);
|
|
}
|
|
|
|
function all(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var result = true;
|
|
this.each(function(value, index) {
|
|
result = result && !!iterator.call(context, value, index, this);
|
|
if (!result) throw $break;
|
|
}, this);
|
|
return result;
|
|
}
|
|
|
|
function any(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var result = false;
|
|
this.each(function(value, index) {
|
|
if (result = !!iterator.call(context, value, index, this))
|
|
throw $break;
|
|
}, this);
|
|
return result;
|
|
}
|
|
|
|
function collect(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var results = [];
|
|
this.each(function(value, index) {
|
|
results.push(iterator.call(context, value, index, this));
|
|
}, this);
|
|
return results;
|
|
}
|
|
|
|
function detect(iterator, context) {
|
|
var result;
|
|
this.each(function(value, index) {
|
|
if (iterator.call(context, value, index, this)) {
|
|
result = value;
|
|
throw $break;
|
|
}
|
|
}, this);
|
|
return result;
|
|
}
|
|
|
|
function findAll(iterator, context) {
|
|
var results = [];
|
|
this.each(function(value, index) {
|
|
if (iterator.call(context, value, index, this))
|
|
results.push(value);
|
|
}, this);
|
|
return results;
|
|
}
|
|
|
|
function grep(filter, iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var results = [];
|
|
|
|
if (Object.isString(filter))
|
|
filter = new RegExp(RegExp.escape(filter));
|
|
|
|
this.each(function(value, index) {
|
|
if (filter.match(value))
|
|
results.push(iterator.call(context, value, index, this));
|
|
}, this);
|
|
return results;
|
|
}
|
|
|
|
function include(object) {
|
|
if (Object.isFunction(this.indexOf) && this.indexOf(object) != -1)
|
|
return true;
|
|
|
|
var found = false;
|
|
this.each(function(value) {
|
|
if (value == object) {
|
|
found = true;
|
|
throw $break;
|
|
}
|
|
});
|
|
return found;
|
|
}
|
|
|
|
function inGroupsOf(number, fillWith) {
|
|
fillWith = Object.isUndefined(fillWith) ? null : fillWith;
|
|
return this.eachSlice(number, function(slice) {
|
|
while(slice.length < number) slice.push(fillWith);
|
|
return slice;
|
|
});
|
|
}
|
|
|
|
function inject(memo, iterator, context) {
|
|
this.each(function(value, index) {
|
|
memo = iterator.call(context, memo, value, index, this);
|
|
}, this);
|
|
return memo;
|
|
}
|
|
|
|
function invoke(method) {
|
|
var args = $A(arguments).slice(1);
|
|
return this.map(function(value) {
|
|
return value[method].apply(value, args);
|
|
});
|
|
}
|
|
|
|
function max(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var result;
|
|
this.each(function(value, index) {
|
|
value = iterator.call(context, value, index, this);
|
|
if (result == null || value >= result)
|
|
result = value;
|
|
}, this);
|
|
return result;
|
|
}
|
|
|
|
function min(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var result;
|
|
this.each(function(value, index) {
|
|
value = iterator.call(context, value, index, this);
|
|
if (result == null || value < result)
|
|
result = value;
|
|
}, this);
|
|
return result;
|
|
}
|
|
|
|
function partition(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var trues = [], falses = [];
|
|
this.each(function(value, index) {
|
|
(iterator.call(context, value, index, this) ?
|
|
trues : falses).push(value);
|
|
}, this);
|
|
return [trues, falses];
|
|
}
|
|
|
|
function pluck(property) {
|
|
var results = [];
|
|
this.each(function(value) {
|
|
results.push(value[property]);
|
|
});
|
|
return results;
|
|
}
|
|
|
|
function reject(iterator, context) {
|
|
var results = [];
|
|
this.each(function(value, index) {
|
|
if (!iterator.call(context, value, index, this))
|
|
results.push(value);
|
|
}, this);
|
|
return results;
|
|
}
|
|
|
|
function sortBy(iterator, context) {
|
|
return this.map(function(value, index) {
|
|
return {
|
|
value: value,
|
|
criteria: iterator.call(context, value, index, this)
|
|
};
|
|
}, this).sort(function(left, right) {
|
|
var a = left.criteria, b = right.criteria;
|
|
return a < b ? -1 : a > b ? 1 : 0;
|
|
}).pluck('value');
|
|
}
|
|
|
|
function toArray() {
|
|
return this.map();
|
|
}
|
|
|
|
function zip() {
|
|
var iterator = Prototype.K, args = $A(arguments);
|
|
if (Object.isFunction(args.last()))
|
|
iterator = args.pop();
|
|
|
|
var collections = [this].concat(args).map($A);
|
|
return this.map(function(value, index) {
|
|
return iterator(collections.pluck(index));
|
|
});
|
|
}
|
|
|
|
function size() {
|
|
return this.toArray().length;
|
|
}
|
|
|
|
function inspect() {
|
|
return '#<Enumerable:' + this.toArray().inspect() + '>';
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
return {
|
|
each: each,
|
|
eachSlice: eachSlice,
|
|
all: all,
|
|
every: all,
|
|
any: any,
|
|
some: any,
|
|
collect: collect,
|
|
map: collect,
|
|
detect: detect,
|
|
findAll: findAll,
|
|
select: findAll,
|
|
filter: findAll,
|
|
grep: grep,
|
|
include: include,
|
|
member: include,
|
|
inGroupsOf: inGroupsOf,
|
|
inject: inject,
|
|
invoke: invoke,
|
|
max: max,
|
|
min: min,
|
|
partition: partition,
|
|
pluck: pluck,
|
|
reject: reject,
|
|
sortBy: sortBy,
|
|
toArray: toArray,
|
|
entries: toArray,
|
|
zip: zip,
|
|
size: size,
|
|
inspect: inspect,
|
|
find: detect
|
|
};
|
|
})();
|
|
|
|
function $A(iterable) {
|
|
if (!iterable) return [];
|
|
if ('toArray' in Object(iterable)) return iterable.toArray();
|
|
var length = iterable.length || 0, results = new Array(length);
|
|
while (length--) results[length] = iterable[length];
|
|
return results;
|
|
}
|
|
|
|
|
|
function $w(string) {
|
|
if (!Object.isString(string)) return [];
|
|
string = string.strip();
|
|
return string ? string.split(/\s+/) : [];
|
|
}
|
|
|
|
Array.from = $A;
|
|
|
|
|
|
(function() {
|
|
var arrayProto = Array.prototype,
|
|
slice = arrayProto.slice,
|
|
_each = arrayProto.forEach; // use native browser JS 1.6 implementation if available
|
|
|
|
function each(iterator, context) {
|
|
for (var i = 0, length = this.length >>> 0; i < length; i++) {
|
|
if (i in this) iterator.call(context, this[i], i, this);
|
|
}
|
|
}
|
|
if (!_each) _each = each;
|
|
|
|
function clear() {
|
|
this.length = 0;
|
|
return this;
|
|
}
|
|
|
|
function first() {
|
|
return this[0];
|
|
}
|
|
|
|
function last() {
|
|
return this[this.length - 1];
|
|
}
|
|
|
|
function compact() {
|
|
return this.select(function(value) {
|
|
return value != null;
|
|
});
|
|
}
|
|
|
|
function flatten() {
|
|
return this.inject([], function(array, value) {
|
|
if (Object.isArray(value))
|
|
return array.concat(value.flatten());
|
|
array.push(value);
|
|
return array;
|
|
});
|
|
}
|
|
|
|
function without() {
|
|
var values = slice.call(arguments, 0);
|
|
return this.select(function(value) {
|
|
return !values.include(value);
|
|
});
|
|
}
|
|
|
|
function reverse(inline) {
|
|
return (inline === false ? this.toArray() : this)._reverse();
|
|
}
|
|
|
|
function uniq(sorted) {
|
|
return this.inject([], function(array, value, index) {
|
|
if (0 == index || (sorted ? array.last() != value : !array.include(value)))
|
|
array.push(value);
|
|
return array;
|
|
});
|
|
}
|
|
|
|
function intersect(array) {
|
|
return this.uniq().findAll(function(item) {
|
|
return array.indexOf(item) !== -1;
|
|
});
|
|
}
|
|
|
|
|
|
function clone() {
|
|
return slice.call(this, 0);
|
|
}
|
|
|
|
function size() {
|
|
return this.length;
|
|
}
|
|
|
|
function inspect() {
|
|
return '[' + this.map(Object.inspect).join(', ') + ']';
|
|
}
|
|
|
|
function indexOf(item, i) {
|
|
if (this == null) throw new TypeError();
|
|
|
|
var array = Object(this), length = array.length >>> 0;
|
|
if (length === 0) return -1;
|
|
|
|
i = Number(i);
|
|
if (isNaN(i)) {
|
|
i = 0;
|
|
} else if (i !== 0 && isFinite(i)) {
|
|
i = (i > 0 ? 1 : -1) * Math.floor(Math.abs(i));
|
|
}
|
|
|
|
if (i > length) return -1;
|
|
|
|
var k = i >= 0 ? i : Math.max(length - Math.abs(i), 0);
|
|
for (; k < length; k++)
|
|
if (k in array && array[k] === item) return k;
|
|
return -1;
|
|
}
|
|
|
|
|
|
function lastIndexOf(item, i) {
|
|
if (this == null) throw new TypeError();
|
|
|
|
var array = Object(this), length = array.length >>> 0;
|
|
if (length === 0) return -1;
|
|
|
|
if (!Object.isUndefined(i)) {
|
|
i = Number(i);
|
|
if (isNaN(i)) {
|
|
i = 0;
|
|
} else if (i !== 0 && isFinite(i)) {
|
|
i = (i > 0 ? 1 : -1) * Math.floor(Math.abs(i));
|
|
}
|
|
} else {
|
|
i = length;
|
|
}
|
|
|
|
var k = i >= 0 ? Math.min(i, length - 1) :
|
|
length - Math.abs(i);
|
|
|
|
for (; k >= 0; k--)
|
|
if (k in array && array[k] === item) return k;
|
|
return -1;
|
|
}
|
|
|
|
function concat(_) {
|
|
var array = [], items = slice.call(arguments, 0), item, n = 0;
|
|
items.unshift(this);
|
|
for (var i = 0, length = items.length; i < length; i++) {
|
|
item = items[i];
|
|
if (Object.isArray(item) && !('callee' in item)) {
|
|
for (var j = 0, arrayLength = item.length; j < arrayLength; j++) {
|
|
if (j in item) array[n] = item[j];
|
|
n++;
|
|
}
|
|
} else {
|
|
array[n++] = item;
|
|
}
|
|
}
|
|
array.length = n;
|
|
return array;
|
|
}
|
|
|
|
|
|
function wrapNative(method) {
|
|
return function() {
|
|
if (arguments.length === 0) {
|
|
return method.call(this, Prototype.K);
|
|
} else if (arguments[0] === undefined) {
|
|
var args = slice.call(arguments, 1);
|
|
args.unshift(Prototype.K);
|
|
return method.apply(this, args);
|
|
} else {
|
|
return method.apply(this, arguments);
|
|
}
|
|
};
|
|
}
|
|
|
|
|
|
function map(iterator) {
|
|
if (this == null) throw new TypeError();
|
|
iterator = iterator || Prototype.K;
|
|
|
|
var object = Object(this);
|
|
var results = [], context = arguments[1], n = 0;
|
|
|
|
for (var i = 0, length = object.length >>> 0; i < length; i++) {
|
|
if (i in object) {
|
|
results[n] = iterator.call(context, object[i], i, object);
|
|
}
|
|
n++;
|
|
}
|
|
results.length = n;
|
|
return results;
|
|
}
|
|
|
|
if (arrayProto.map) {
|
|
map = wrapNative(Array.prototype.map);
|
|
}
|
|
|
|
function filter(iterator) {
|
|
if (this == null || !Object.isFunction(iterator))
|
|
throw new TypeError();
|
|
|
|
var object = Object(this);
|
|
var results = [], context = arguments[1], value;
|
|
|
|
for (var i = 0, length = object.length >>> 0; i < length; i++) {
|
|
if (i in object) {
|
|
value = object[i];
|
|
if (iterator.call(context, value, i, object)) {
|
|
results.push(value);
|
|
}
|
|
}
|
|
}
|
|
return results;
|
|
}
|
|
|
|
if (arrayProto.filter) {
|
|
filter = Array.prototype.filter;
|
|
}
|
|
|
|
function some(iterator) {
|
|
if (this == null) throw new TypeError();
|
|
iterator = iterator || Prototype.K;
|
|
var context = arguments[1];
|
|
|
|
var object = Object(this);
|
|
for (var i = 0, length = object.length >>> 0; i < length; i++) {
|
|
if (i in object && iterator.call(context, object[i], i, object)) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
if (arrayProto.some) {
|
|
some = wrapNative(Array.prototype.some);
|
|
}
|
|
|
|
function every(iterator) {
|
|
if (this == null) throw new TypeError();
|
|
iterator = iterator || Prototype.K;
|
|
var context = arguments[1];
|
|
|
|
var object = Object(this);
|
|
for (var i = 0, length = object.length >>> 0; i < length; i++) {
|
|
if (i in object && !iterator.call(context, object[i], i, object)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
if (arrayProto.every) {
|
|
every = wrapNative(Array.prototype.every);
|
|
}
|
|
|
|
|
|
Object.extend(arrayProto, Enumerable);
|
|
|
|
if (arrayProto.entries === Enumerable.entries) {
|
|
delete arrayProto.entries;
|
|
}
|
|
|
|
if (!arrayProto._reverse)
|
|
arrayProto._reverse = arrayProto.reverse;
|
|
|
|
Object.extend(arrayProto, {
|
|
_each: _each,
|
|
|
|
map: map,
|
|
collect: map,
|
|
select: filter,
|
|
filter: filter,
|
|
findAll: filter,
|
|
some: some,
|
|
any: some,
|
|
every: every,
|
|
all: every,
|
|
|
|
clear: clear,
|
|
first: first,
|
|
last: last,
|
|
compact: compact,
|
|
flatten: flatten,
|
|
without: without,
|
|
reverse: reverse,
|
|
uniq: uniq,
|
|
intersect: intersect,
|
|
clone: clone,
|
|
toArray: clone,
|
|
size: size,
|
|
inspect: inspect
|
|
});
|
|
|
|
var CONCAT_ARGUMENTS_BUGGY = (function() {
|
|
return [].concat(arguments)[0][0] !== 1;
|
|
})(1,2);
|
|
|
|
if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat;
|
|
|
|
if (!arrayProto.indexOf) arrayProto.indexOf = indexOf;
|
|
if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf;
|
|
})();
|
|
function $H(object) {
|
|
return new Hash(object);
|
|
};
|
|
|
|
var Hash = Class.create(Enumerable, (function() {
|
|
function initialize(object) {
|
|
this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
|
|
}
|
|
|
|
|
|
function _each(iterator, context) {
|
|
var i = 0;
|
|
for (var key in this._object) {
|
|
var value = this._object[key], pair = [key, value];
|
|
pair.key = key;
|
|
pair.value = value;
|
|
iterator.call(context, pair, i);
|
|
i++;
|
|
}
|
|
}
|
|
|
|
function set(key, value) {
|
|
return this._object[key] = value;
|
|
}
|
|
|
|
function get(key) {
|
|
if (this._object[key] !== Object.prototype[key])
|
|
return this._object[key];
|
|
}
|
|
|
|
function unset(key) {
|
|
var value = this._object[key];
|
|
delete this._object[key];
|
|
return value;
|
|
}
|
|
|
|
function toObject() {
|
|
return Object.clone(this._object);
|
|
}
|
|
|
|
|
|
|
|
function keys() {
|
|
return this.pluck('key');
|
|
}
|
|
|
|
function values() {
|
|
return this.pluck('value');
|
|
}
|
|
|
|
function index(value) {
|
|
var match = this.detect(function(pair) {
|
|
return pair.value === value;
|
|
});
|
|
return match && match.key;
|
|
}
|
|
|
|
function merge(object) {
|
|
return this.clone().update(object);
|
|
}
|
|
|
|
function update(object) {
|
|
return new Hash(object).inject(this, function(result, pair) {
|
|
result.set(pair.key, pair.value);
|
|
return result;
|
|
});
|
|
}
|
|
|
|
function toQueryPair(key, value) {
|
|
if (Object.isUndefined(value)) return key;
|
|
|
|
value = String.interpret(value);
|
|
|
|
value = value.gsub(/(\r)?\n/, '\r\n');
|
|
value = encodeURIComponent(value);
|
|
value = value.gsub(/%20/, '+');
|
|
return key + '=' + value;
|
|
}
|
|
|
|
function toQueryString() {
|
|
return this.inject([], function(results, pair) {
|
|
var key = encodeURIComponent(pair.key), values = pair.value;
|
|
|
|
if (values && typeof values == 'object') {
|
|
if (Object.isArray(values)) {
|
|
var queryValues = [];
|
|
for (var i = 0, len = values.length, value; i < len; i++) {
|
|
value = values[i];
|
|
queryValues.push(toQueryPair(key, value));
|
|
}
|
|
return results.concat(queryValues);
|
|
}
|
|
} else results.push(toQueryPair(key, values));
|
|
return results;
|
|
}).join('&');
|
|
}
|
|
|
|
function inspect() {
|
|
return '#<Hash:{' + this.map(function(pair) {
|
|
return pair.map(Object.inspect).join(': ');
|
|
}).join(', ') + '}>';
|
|
}
|
|
|
|
function clone() {
|
|
return new Hash(this);
|
|
}
|
|
|
|
return {
|
|
initialize: initialize,
|
|
_each: _each,
|
|
set: set,
|
|
get: get,
|
|
unset: unset,
|
|
toObject: toObject,
|
|
toTemplateReplacements: toObject,
|
|
keys: keys,
|
|
values: values,
|
|
index: index,
|
|
merge: merge,
|
|
update: update,
|
|
toQueryString: toQueryString,
|
|
inspect: inspect,
|
|
toJSON: toObject,
|
|
clone: clone
|
|
};
|
|
})());
|
|
|
|
Hash.from = $H;
|
|
Object.extend(Number.prototype, (function() {
|
|
function toColorPart() {
|
|
return this.toPaddedString(2, 16);
|
|
}
|
|
|
|
function succ() {
|
|
return this + 1;
|
|
}
|
|
|
|
function times(iterator, context) {
|
|
$R(0, this, true).each(iterator, context);
|
|
return this;
|
|
}
|
|
|
|
function toPaddedString(length, radix) {
|
|
var string = this.toString(radix || 10);
|
|
return '0'.times(length - string.length) + string;
|
|
}
|
|
|
|
function abs() {
|
|
return Math.abs(this);
|
|
}
|
|
|
|
function round() {
|
|
return Math.round(this);
|
|
}
|
|
|
|
function ceil() {
|
|
return Math.ceil(this);
|
|
}
|
|
|
|
function floor() {
|
|
return Math.floor(this);
|
|
}
|
|
|
|
return {
|
|
toColorPart: toColorPart,
|
|
succ: succ,
|
|
times: times,
|
|
toPaddedString: toPaddedString,
|
|
abs: abs,
|
|
round: round,
|
|
ceil: ceil,
|
|
floor: floor
|
|
};
|
|
})());
|
|
|
|
function $R(start, end, exclusive) {
|
|
return new ObjectRange(start, end, exclusive);
|
|
}
|
|
|
|
var ObjectRange = Class.create(Enumerable, (function() {
|
|
function initialize(start, end, exclusive) {
|
|
this.start = start;
|
|
this.end = end;
|
|
this.exclusive = exclusive;
|
|
}
|
|
|
|
function _each(iterator, context) {
|
|
var value = this.start, i;
|
|
for (i = 0; this.include(value); i++) {
|
|
iterator.call(context, value, i);
|
|
value = value.succ();
|
|
}
|
|
}
|
|
|
|
function include(value) {
|
|
if (value < this.start)
|
|
return false;
|
|
if (this.exclusive)
|
|
return value < this.end;
|
|
return value <= this.end;
|
|
}
|
|
|
|
return {
|
|
initialize: initialize,
|
|
_each: _each,
|
|
include: include
|
|
};
|
|
})());
|
|
|
|
|
|
|
|
var Abstract = { };
|
|
|
|
|
|
var Try = {
|
|
these: function() {
|
|
var returnValue;
|
|
|
|
for (var i = 0, length = arguments.length; i < length; i++) {
|
|
var lambda = arguments[i];
|
|
try {
|
|
returnValue = lambda();
|
|
break;
|
|
} catch (e) { }
|
|
}
|
|
|
|
return returnValue;
|
|
}
|
|
};
|
|
|
|
var Ajax = {
|
|
getTransport: function() {
|
|
return Try.these(
|
|
function() {return new XMLHttpRequest()},
|
|
function() {return new ActiveXObject('Msxml2.XMLHTTP')},
|
|
function() {return new ActiveXObject('Microsoft.XMLHTTP')}
|
|
) || false;
|
|
},
|
|
|
|
activeRequestCount: 0
|
|
};
|
|
|
|
Ajax.Responders = {
|
|
responders: [],
|
|
|
|
_each: function(iterator, context) {
|
|
this.responders._each(iterator, context);
|
|
},
|
|
|
|
register: function(responder) {
|
|
if (!this.include(responder))
|
|
this.responders.push(responder);
|
|
},
|
|
|
|
unregister: function(responder) {
|
|
this.responders = this.responders.without(responder);
|
|
},
|
|
|
|
dispatch: function(callback, request, transport, json) {
|
|
this.each(function(responder) {
|
|
if (Object.isFunction(responder[callback])) {
|
|
try {
|
|
responder[callback].apply(responder, [request, transport, json]);
|
|
} catch (e) { }
|
|
}
|
|
});
|
|
}
|
|
};
|
|
|
|
Object.extend(Ajax.Responders, Enumerable);
|
|
|
|
Ajax.Responders.register({
|
|
onCreate: function() { Ajax.activeRequestCount++ },
|
|
onComplete: function() { Ajax.activeRequestCount-- }
|
|
});
|
|
Ajax.Base = Class.create({
|
|
initialize: function(options) {
|
|
this.options = {
|
|
method: 'post',
|
|
asynchronous: true,
|
|
contentType: 'application/x-www-form-urlencoded',
|
|
encoding: 'UTF-8',
|
|
parameters: '',
|
|
evalJSON: true,
|
|
evalJS: true
|
|
};
|
|
Object.extend(this.options, options || { });
|
|
|
|
this.options.method = this.options.method.toLowerCase();
|
|
|
|
if (Object.isHash(this.options.parameters))
|
|
this.options.parameters = this.options.parameters.toObject();
|
|
}
|
|
});
|
|
Ajax.Request = Class.create(Ajax.Base, {
|
|
_complete: false,
|
|
|
|
initialize: function($super, url, options) {
|
|
$super(options);
|
|
this.transport = Ajax.getTransport();
|
|
this.request(url);
|
|
},
|
|
|
|
request: function(url) {
|
|
this.url = url;
|
|
this.method = this.options.method;
|
|
var params = Object.isString(this.options.parameters) ?
|
|
this.options.parameters :
|
|
Object.toQueryString(this.options.parameters);
|
|
|
|
if (!['get', 'post'].include(this.method)) {
|
|
params += (params ? '&' : '') + "_method=" + this.method;
|
|
this.method = 'post';
|
|
}
|
|
|
|
if (params && this.method === 'get') {
|
|
this.url += (this.url.include('?') ? '&' : '?') + params;
|
|
}
|
|
|
|
this.parameters = params.toQueryParams();
|
|
|
|
try {
|
|
var response = new Ajax.Response(this);
|
|
if (this.options.onCreate) this.options.onCreate(response);
|
|
Ajax.Responders.dispatch('onCreate', this, response);
|
|
|
|
this.transport.open(this.method.toUpperCase(), this.url,
|
|
this.options.asynchronous);
|
|
|
|
if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);
|
|
|
|
this.transport.onreadystatechange = this.onStateChange.bind(this);
|
|
this.setRequestHeaders();
|
|
|
|
this.body = this.method == 'post' ? (this.options.postBody || params) : null;
|
|
this.transport.send(this.body);
|
|
|
|
/* Force Firefox to handle ready state 4 for synchronous requests */
|
|
if (!this.options.asynchronous && this.transport.overrideMimeType)
|
|
this.onStateChange();
|
|
|
|
}
|
|
catch (e) {
|
|
this.dispatchException(e);
|
|
}
|
|
},
|
|
|
|
onStateChange: function() {
|
|
var readyState = this.transport.readyState;
|
|
if (readyState > 1 && !((readyState == 4) && this._complete))
|
|
this.respondToReadyState(this.transport.readyState);
|
|
},
|
|
|
|
setRequestHeaders: function() {
|
|
var headers = {
|
|
'X-Requested-With': 'XMLHttpRequest',
|
|
'X-Prototype-Version': Prototype.Version,
|
|
'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
|
|
};
|
|
|
|
if (this.method == 'post') {
|
|
headers['Content-type'] = this.options.contentType +
|
|
(this.options.encoding ? '; charset=' + this.options.encoding : '');
|
|
|
|
/* Force "Connection: close" for older Mozilla browsers to work
|
|
* around a bug where XMLHttpRequest sends an incorrect
|
|
* Content-length header. See Mozilla Bugzilla #246651.
|
|
*/
|
|
if (this.transport.overrideMimeType &&
|
|
(navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
|
|
headers['Connection'] = 'close';
|
|
}
|
|
|
|
if (typeof this.options.requestHeaders == 'object') {
|
|
var extras = this.options.requestHeaders;
|
|
|
|
if (Object.isFunction(extras.push))
|
|
for (var i = 0, length = extras.length; i < length; i += 2)
|
|
headers[extras[i]] = extras[i+1];
|
|
else
|
|
$H(extras).each(function(pair) { headers[pair.key] = pair.value });
|
|
}
|
|
|
|
for (var name in headers)
|
|
if (headers[name] != null)
|
|
this.transport.setRequestHeader(name, headers[name]);
|
|
},
|
|
|
|
success: function() {
|
|
var status = this.getStatus();
|
|
return !status || (status >= 200 && status < 300) || status == 304;
|
|
},
|
|
|
|
getStatus: function() {
|
|
try {
|
|
if (this.transport.status === 1223) return 204;
|
|
return this.transport.status || 0;
|
|
} catch (e) { return 0 }
|
|
},
|
|
|
|
respondToReadyState: function(readyState) {
|
|
var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
|
|
|
|
if (state == 'Complete') {
|
|
try {
|
|
this._complete = true;
|
|
(this.options['on' + response.status]
|
|
|| this.options['on' + (this.success() ? 'Success' : 'Failure')]
|
|
|| Prototype.emptyFunction)(response, response.headerJSON);
|
|
} catch (e) {
|
|
this.dispatchException(e);
|
|
}
|
|
|
|
var contentType = response.getHeader('Content-type');
|
|
if (this.options.evalJS == 'force'
|
|
|| (this.options.evalJS && this.isSameOrigin() && contentType
|
|
&& contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
|
|
this.evalResponse();
|
|
}
|
|
|
|
try {
|
|
(this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
|
|
Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
|
|
} catch (e) {
|
|
this.dispatchException(e);
|
|
}
|
|
|
|
if (state == 'Complete') {
|
|
this.transport.onreadystatechange = Prototype.emptyFunction;
|
|
}
|
|
},
|
|
|
|
isSameOrigin: function() {
|
|
var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
|
|
return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
|
|
protocol: location.protocol,
|
|
domain: document.domain,
|
|
port: location.port ? ':' + location.port : ''
|
|
}));
|
|
},
|
|
|
|
getHeader: function(name) {
|
|
try {
|
|
return this.transport.getResponseHeader(name) || null;
|
|
} catch (e) { return null; }
|
|
},
|
|
|
|
evalResponse: function() {
|
|
try {
|
|
return eval((this.transport.responseText || '').unfilterJSON());
|
|
} catch (e) {
|
|
this.dispatchException(e);
|
|
}
|
|
},
|
|
|
|
dispatchException: function(exception) {
|
|
(this.options.onException || Prototype.emptyFunction)(this, exception);
|
|
Ajax.Responders.dispatch('onException', this, exception);
|
|
}
|
|
});
|
|
|
|
Ajax.Request.Events =
|
|
['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Ajax.Response = Class.create({
|
|
initialize: function(request){
|
|
this.request = request;
|
|
var transport = this.transport = request.transport,
|
|
readyState = this.readyState = transport.readyState;
|
|
|
|
if ((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
|
|
this.status = this.getStatus();
|
|
this.statusText = this.getStatusText();
|
|
this.responseText = String.interpret(transport.responseText);
|
|
this.headerJSON = this._getHeaderJSON();
|
|
}
|
|
|
|
if (readyState == 4) {
|
|
var xml = transport.responseXML;
|
|
this.responseXML = Object.isUndefined(xml) ? null : xml;
|
|
this.responseJSON = this._getResponseJSON();
|
|
}
|
|
},
|
|
|
|
status: 0,
|
|
|
|
statusText: '',
|
|
|
|
getStatus: Ajax.Request.prototype.getStatus,
|
|
|
|
getStatusText: function() {
|
|
try {
|
|
return this.transport.statusText || '';
|
|
} catch (e) { return '' }
|
|
},
|
|
|
|
getHeader: Ajax.Request.prototype.getHeader,
|
|
|
|
getAllHeaders: function() {
|
|
try {
|
|
return this.getAllResponseHeaders();
|
|
} catch (e) { return null }
|
|
},
|
|
|
|
getResponseHeader: function(name) {
|
|
return this.transport.getResponseHeader(name);
|
|
},
|
|
|
|
getAllResponseHeaders: function() {
|
|
return this.transport.getAllResponseHeaders();
|
|
},
|
|
|
|
_getHeaderJSON: function() {
|
|
var json = this.getHeader('X-JSON');
|
|
if (!json) return null;
|
|
|
|
try {
|
|
json = decodeURIComponent(escape(json));
|
|
} catch(e) {
|
|
}
|
|
|
|
try {
|
|
return json.evalJSON(this.request.options.sanitizeJSON ||
|
|
!this.request.isSameOrigin());
|
|
} catch (e) {
|
|
this.request.dispatchException(e);
|
|
}
|
|
},
|
|
|
|
_getResponseJSON: function() {
|
|
var options = this.request.options;
|
|
if (!options.evalJSON || (options.evalJSON != 'force' &&
|
|
!(this.getHeader('Content-type') || '').include('application/json')) ||
|
|
this.responseText.blank())
|
|
return null;
|
|
try {
|
|
return this.responseText.evalJSON(options.sanitizeJSON ||
|
|
!this.request.isSameOrigin());
|
|
} catch (e) {
|
|
this.request.dispatchException(e);
|
|
}
|
|
}
|
|
});
|
|
|
|
Ajax.Updater = Class.create(Ajax.Request, {
|
|
initialize: function($super, container, url, options) {
|
|
this.container = {
|
|
success: (container.success || container),
|
|
failure: (container.failure || (container.success ? null : container))
|
|
};
|
|
|
|
options = Object.clone(options);
|
|
var onComplete = options.onComplete;
|
|
options.onComplete = (function(response, json) {
|
|
this.updateContent(response.responseText);
|
|
if (Object.isFunction(onComplete)) onComplete(response, json);
|
|
}).bind(this);
|
|
|
|
$super(url, options);
|
|
},
|
|
|
|
updateContent: function(responseText) {
|
|
var receiver = this.container[this.success() ? 'success' : 'failure'],
|
|
options = this.options;
|
|
|
|
if (!options.evalScripts) responseText = responseText.stripScripts();
|
|
|
|
if (receiver = $(receiver)) {
|
|
if (options.insertion) {
|
|
if (Object.isString(options.insertion)) {
|
|
var insertion = { }; insertion[options.insertion] = responseText;
|
|
receiver.insert(insertion);
|
|
}
|
|
else options.insertion(receiver, responseText);
|
|
}
|
|
else receiver.update(responseText);
|
|
}
|
|
}
|
|
});
|
|
|
|
Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
|
|
initialize: function($super, container, url, options) {
|
|
$super(options);
|
|
this.onComplete = this.options.onComplete;
|
|
|
|
this.frequency = (this.options.frequency || 2);
|
|
this.decay = (this.options.decay || 1);
|
|
|
|
this.updater = { };
|
|
this.container = container;
|
|
this.url = url;
|
|
|
|
this.start();
|
|
},
|
|
|
|
start: function() {
|
|
this.options.onComplete = this.updateComplete.bind(this);
|
|
this.onTimerEvent();
|
|
},
|
|
|
|
stop: function() {
|
|
this.updater.options.onComplete = undefined;
|
|
clearTimeout(this.timer);
|
|
(this.onComplete || Prototype.emptyFunction).apply(this, arguments);
|
|
},
|
|
|
|
updateComplete: function(response) {
|
|
if (this.options.decay) {
|
|
this.decay = (response.responseText == this.lastText ?
|
|
this.decay * this.options.decay : 1);
|
|
|
|
this.lastText = response.responseText;
|
|
}
|
|
this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
|
|
},
|
|
|
|
onTimerEvent: function() {
|
|
this.updater = new Ajax.Updater(this.container, this.url, this.options);
|
|
}
|
|
});
|
|
|
|
(function(GLOBAL) {
|
|
|
|
var UNDEFINED;
|
|
var SLICE = Array.prototype.slice;
|
|
|
|
var DIV = document.createElement('div');
|
|
|
|
|
|
function $(element) {
|
|
if (arguments.length > 1) {
|
|
for (var i = 0, elements = [], length = arguments.length; i < length; i++)
|
|
elements.push($(arguments[i]));
|
|
return elements;
|
|
}
|
|
|
|
if (Object.isString(element))
|
|
element = document.getElementById(element);
|
|
return Element.extend(element);
|
|
}
|
|
|
|
GLOBAL.$ = $;
|
|
|
|
|
|
if (!GLOBAL.Node) GLOBAL.Node = {};
|
|
|
|
if (!GLOBAL.Node.ELEMENT_NODE) {
|
|
Object.extend(GLOBAL.Node, {
|
|
ELEMENT_NODE: 1,
|
|
ATTRIBUTE_NODE: 2,
|
|
TEXT_NODE: 3,
|
|
CDATA_SECTION_NODE: 4,
|
|
ENTITY_REFERENCE_NODE: 5,
|
|
ENTITY_NODE: 6,
|
|
PROCESSING_INSTRUCTION_NODE: 7,
|
|
COMMENT_NODE: 8,
|
|
DOCUMENT_NODE: 9,
|
|
DOCUMENT_TYPE_NODE: 10,
|
|
DOCUMENT_FRAGMENT_NODE: 11,
|
|
NOTATION_NODE: 12
|
|
});
|
|
}
|
|
|
|
var ELEMENT_CACHE = {};
|
|
|
|
function shouldUseCreationCache(tagName, attributes) {
|
|
if (tagName === 'select') return false;
|
|
if ('type' in attributes) return false;
|
|
return true;
|
|
}
|
|
|
|
var HAS_EXTENDED_CREATE_ELEMENT_SYNTAX = (function(){
|
|
try {
|
|
var el = document.createElement('<input name="x">');
|
|
return el.tagName.toLowerCase() === 'input' && el.name === 'x';
|
|
}
|
|
catch(err) {
|
|
return false;
|
|
}
|
|
})();
|
|
|
|
|
|
var oldElement = GLOBAL.Element;
|
|
function Element(tagName, attributes) {
|
|
attributes = attributes || {};
|
|
tagName = tagName.toLowerCase();
|
|
|
|
if (HAS_EXTENDED_CREATE_ELEMENT_SYNTAX && attributes.name) {
|
|
tagName = '<' + tagName + ' name="' + attributes.name + '">';
|
|
delete attributes.name;
|
|
return Element.writeAttribute(document.createElement(tagName), attributes);
|
|
}
|
|
|
|
if (!ELEMENT_CACHE[tagName])
|
|
ELEMENT_CACHE[tagName] = Element.extend(document.createElement(tagName));
|
|
|
|
var node = shouldUseCreationCache(tagName, attributes) ?
|
|
ELEMENT_CACHE[tagName].cloneNode(false) : document.createElement(tagName);
|
|
|
|
return Element.writeAttribute(node, attributes);
|
|
}
|
|
|
|
GLOBAL.Element = Element;
|
|
|
|
Object.extend(GLOBAL.Element, oldElement || {});
|
|
if (oldElement) GLOBAL.Element.prototype = oldElement.prototype;
|
|
|
|
Element.Methods = { ByTag: {}, Simulated: {} };
|
|
|
|
var methods = {};
|
|
|
|
var INSPECT_ATTRIBUTES = { id: 'id', className: 'class' };
|
|
function inspect(element) {
|
|
element = $(element);
|
|
var result = '<' + element.tagName.toLowerCase();
|
|
|
|
var attribute, value;
|
|
for (var property in INSPECT_ATTRIBUTES) {
|
|
attribute = INSPECT_ATTRIBUTES[property];
|
|
value = (element[property] || '').toString();
|
|
if (value) result += ' ' + attribute + '=' + value.inspect(true);
|
|
}
|
|
|
|
return result + '>';
|
|
}
|
|
|
|
methods.inspect = inspect;
|
|
|
|
|
|
function visible(element) {
|
|
return $(element).getStyle('display') !== 'none';
|
|
}
|
|
|
|
function toggle(element, bool) {
|
|
element = $(element);
|
|
if (typeof bool !== 'boolean')
|
|
bool = !Element.visible(element);
|
|
Element[bool ? 'show' : 'hide'](element);
|
|
|
|
return element;
|
|
}
|
|
|
|
function hide(element) {
|
|
element = $(element);
|
|
element.style.display = 'none';
|
|
return element;
|
|
}
|
|
|
|
function show(element) {
|
|
element = $(element);
|
|
element.style.display = '';
|
|
return element;
|
|
}
|
|
|
|
|
|
Object.extend(methods, {
|
|
visible: visible,
|
|
toggle: toggle,
|
|
hide: hide,
|
|
show: show
|
|
});
|
|
|
|
|
|
function remove(element) {
|
|
element = $(element);
|
|
element.parentNode.removeChild(element);
|
|
return element;
|
|
}
|
|
|
|
var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){
|
|
var el = document.createElement("select"),
|
|
isBuggy = true;
|
|
el.innerHTML = "<option value=\"test\">test</option>";
|
|
if (el.options && el.options[0]) {
|
|
isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION";
|
|
}
|
|
el = null;
|
|
return isBuggy;
|
|
})();
|
|
|
|
var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){
|
|
try {
|
|
var el = document.createElement("table");
|
|
if (el && el.tBodies) {
|
|
el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>";
|
|
var isBuggy = typeof el.tBodies[0] == "undefined";
|
|
el = null;
|
|
return isBuggy;
|
|
}
|
|
} catch (e) {
|
|
return true;
|
|
}
|
|
})();
|
|
|
|
var LINK_ELEMENT_INNERHTML_BUGGY = (function() {
|
|
try {
|
|
var el = document.createElement('div');
|
|
el.innerHTML = "<link />";
|
|
var isBuggy = (el.childNodes.length === 0);
|
|
el = null;
|
|
return isBuggy;
|
|
} catch(e) {
|
|
return true;
|
|
}
|
|
})();
|
|
|
|
var ANY_INNERHTML_BUGGY = SELECT_ELEMENT_INNERHTML_BUGGY ||
|
|
TABLE_ELEMENT_INNERHTML_BUGGY || LINK_ELEMENT_INNERHTML_BUGGY;
|
|
|
|
var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () {
|
|
var s = document.createElement("script"),
|
|
isBuggy = false;
|
|
try {
|
|
s.appendChild(document.createTextNode(""));
|
|
isBuggy = !s.firstChild ||
|
|
s.firstChild && s.firstChild.nodeType !== 3;
|
|
} catch (e) {
|
|
isBuggy = true;
|
|
}
|
|
s = null;
|
|
return isBuggy;
|
|
})();
|
|
|
|
function update(element, content) {
|
|
element = $(element);
|
|
|
|
var descendants = element.getElementsByTagName('*'),
|
|
i = descendants.length;
|
|
while (i--) purgeElement(descendants[i]);
|
|
|
|
if (content && content.toElement)
|
|
content = content.toElement();
|
|
|
|
if (Object.isElement(content))
|
|
return element.update().insert(content);
|
|
|
|
|
|
content = Object.toHTML(content);
|
|
var tagName = element.tagName.toUpperCase();
|
|
|
|
if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) {
|
|
element.text = content;
|
|
return element;
|
|
}
|
|
|
|
if (ANY_INNERHTML_BUGGY) {
|
|
if (tagName in INSERTION_TRANSLATIONS.tags) {
|
|
while (element.firstChild)
|
|
element.removeChild(element.firstChild);
|
|
|
|
var nodes = getContentFromAnonymousElement(tagName, content.stripScripts());
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
|
element.appendChild(node);
|
|
|
|
} else if (LINK_ELEMENT_INNERHTML_BUGGY && Object.isString(content) && content.indexOf('<link') > -1) {
|
|
while (element.firstChild)
|
|
element.removeChild(element.firstChild);
|
|
|
|
var nodes = getContentFromAnonymousElement(tagName,
|
|
content.stripScripts(), true);
|
|
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
|
element.appendChild(node);
|
|
} else {
|
|
element.innerHTML = content.stripScripts();
|
|
}
|
|
} else {
|
|
element.innerHTML = content.stripScripts();
|
|
}
|
|
|
|
content.evalScripts.bind(content).defer();
|
|
return element;
|
|
}
|
|
|
|
function replace(element, content) {
|
|
element = $(element);
|
|
|
|
if (content && content.toElement) {
|
|
content = content.toElement();
|
|
} else if (!Object.isElement(content)) {
|
|
content = Object.toHTML(content);
|
|
var range = element.ownerDocument.createRange();
|
|
range.selectNode(element);
|
|
content.evalScripts.bind(content).defer();
|
|
content = range.createContextualFragment(content.stripScripts());
|
|
}
|
|
|
|
element.parentNode.replaceChild(content, element);
|
|
return element;
|
|
}
|
|
|
|
var INSERTION_TRANSLATIONS = {
|
|
before: function(element, node) {
|
|
element.parentNode.insertBefore(node, element);
|
|
},
|
|
top: function(element, node) {
|
|
element.insertBefore(node, element.firstChild);
|
|
},
|
|
bottom: function(element, node) {
|
|
element.appendChild(node);
|
|
},
|
|
after: function(element, node) {
|
|
element.parentNode.insertBefore(node, element.nextSibling);
|
|
},
|
|
|
|
tags: {
|
|
TABLE: ['<table>', '</table>', 1],
|
|
TBODY: ['<table><tbody>', '</tbody></table>', 2],
|
|
TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3],
|
|
TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
|
|
SELECT: ['<select>', '</select>', 1]
|
|
}
|
|
};
|
|
|
|
var tags = INSERTION_TRANSLATIONS.tags;
|
|
|
|
Object.extend(tags, {
|
|
THEAD: tags.TBODY,
|
|
TFOOT: tags.TBODY,
|
|
TH: tags.TD
|
|
});
|
|
|
|
function replace_IE(element, content) {
|
|
element = $(element);
|
|
if (content && content.toElement)
|
|
content = content.toElement();
|
|
if (Object.isElement(content)) {
|
|
element.parentNode.replaceChild(content, element);
|
|
return element;
|
|
}
|
|
|
|
content = Object.toHTML(content);
|
|
var parent = element.parentNode, tagName = parent.tagName.toUpperCase();
|
|
|
|
if (tagName in INSERTION_TRANSLATIONS.tags) {
|
|
var nextSibling = Element.next(element);
|
|
var fragments = getContentFromAnonymousElement(
|
|
tagName, content.stripScripts());
|
|
|
|
parent.removeChild(element);
|
|
|
|
var iterator;
|
|
if (nextSibling)
|
|
iterator = function(node) { parent.insertBefore(node, nextSibling) };
|
|
else
|
|
iterator = function(node) { parent.appendChild(node); }
|
|
|
|
fragments.each(iterator);
|
|
} else {
|
|
element.outerHTML = content.stripScripts();
|
|
}
|
|
|
|
content.evalScripts.bind(content).defer();
|
|
return element;
|
|
}
|
|
|
|
if ('outerHTML' in document.documentElement)
|
|
replace = replace_IE;
|
|
|
|
function isContent(content) {
|
|
if (Object.isUndefined(content) || content === null) return false;
|
|
|
|
if (Object.isString(content) || Object.isNumber(content)) return true;
|
|
if (Object.isElement(content)) return true;
|
|
if (content.toElement || content.toHTML) return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
function insertContentAt(element, content, position) {
|
|
position = position.toLowerCase();
|
|
var method = INSERTION_TRANSLATIONS[position];
|
|
|
|
if (content && content.toElement) content = content.toElement();
|
|
if (Object.isElement(content)) {
|
|
method(element, content);
|
|
return element;
|
|
}
|
|
|
|
content = Object.toHTML(content);
|
|
var tagName = ((position === 'before' || position === 'after') ?
|
|
element.parentNode : element).tagName.toUpperCase();
|
|
|
|
var childNodes = getContentFromAnonymousElement(tagName, content.stripScripts());
|
|
|
|
if (position === 'top' || position === 'after') childNodes.reverse();
|
|
|
|
for (var i = 0, node; node = childNodes[i]; i++)
|
|
method(element, node);
|
|
|
|
content.evalScripts.bind(content).defer();
|
|
}
|
|
|
|
function insert(element, insertions) {
|
|
element = $(element);
|
|
|
|
if (isContent(insertions))
|
|
insertions = { bottom: insertions };
|
|
|
|
for (var position in insertions)
|
|
insertContentAt(element, insertions[position], position);
|
|
|
|
return element;
|
|
}
|
|
|
|
function wrap(element, wrapper, attributes) {
|
|
element = $(element);
|
|
|
|
if (Object.isElement(wrapper)) {
|
|
$(wrapper).writeAttribute(attributes || {});
|
|
} else if (Object.isString(wrapper)) {
|
|
wrapper = new Element(wrapper, attributes);
|
|
} else {
|
|
wrapper = new Element('div', wrapper);
|
|
}
|
|
|
|
if (element.parentNode)
|
|
element.parentNode.replaceChild(wrapper, element);
|
|
|
|
wrapper.appendChild(element);
|
|
|
|
return wrapper;
|
|
}
|
|
|
|
function cleanWhitespace(element) {
|
|
element = $(element);
|
|
var node = element.firstChild;
|
|
|
|
while (node) {
|
|
var nextNode = node.nextSibling;
|
|
if (node.nodeType === Node.TEXT_NODE && !/\S/.test(node.nodeValue))
|
|
element.removeChild(node);
|
|
node = nextNode;
|
|
}
|
|
return element;
|
|
}
|
|
|
|
function empty(element) {
|
|
return $(element).innerHTML.blank();
|
|
}
|
|
|
|
function getContentFromAnonymousElement(tagName, html, force) {
|
|
var t = INSERTION_TRANSLATIONS.tags[tagName], div = DIV;
|
|
|
|
var workaround = !!t;
|
|
if (!workaround && force) {
|
|
workaround = true;
|
|
t = ['', '', 0];
|
|
}
|
|
|
|
if (workaround) {
|
|
div.innerHTML = ' ' + t[0] + html + t[1];
|
|
div.removeChild(div.firstChild);
|
|
for (var i = t[2]; i--; )
|
|
div = div.firstChild;
|
|
} else {
|
|
div.innerHTML = html;
|
|
}
|
|
|
|
return $A(div.childNodes);
|
|
}
|
|
|
|
function clone(element, deep) {
|
|
if (!(element = $(element))) return;
|
|
var clone = element.cloneNode(deep);
|
|
if (!HAS_UNIQUE_ID_PROPERTY) {
|
|
clone._prototypeUID = UNDEFINED;
|
|
if (deep) {
|
|
var descendants = Element.select(clone, '*'),
|
|
i = descendants.length;
|
|
while (i--)
|
|
descendants[i]._prototypeUID = UNDEFINED;
|
|
}
|
|
}
|
|
return Element.extend(clone);
|
|
}
|
|
|
|
function purgeElement(element) {
|
|
var uid = getUniqueElementID(element);
|
|
if (uid) {
|
|
Element.stopObserving(element);
|
|
if (!HAS_UNIQUE_ID_PROPERTY)
|
|
element._prototypeUID = UNDEFINED;
|
|
delete Element.Storage[uid];
|
|
}
|
|
}
|
|
|
|
function purgeCollection(elements) {
|
|
var i = elements.length;
|
|
while (i--)
|
|
purgeElement(elements[i]);
|
|
}
|
|
|
|
function purgeCollection_IE(elements) {
|
|
var i = elements.length, element, uid;
|
|
while (i--) {
|
|
element = elements[i];
|
|
uid = getUniqueElementID(element);
|
|
delete Element.Storage[uid];
|
|
delete Event.cache[uid];
|
|
}
|
|
}
|
|
|
|
if (HAS_UNIQUE_ID_PROPERTY) {
|
|
purgeCollection = purgeCollection_IE;
|
|
}
|
|
|
|
|
|
function purge(element) {
|
|
if (!(element = $(element))) return;
|
|
purgeElement(element);
|
|
|
|
var descendants = element.getElementsByTagName('*'),
|
|
i = descendants.length;
|
|
|
|
while (i--) purgeElement(descendants[i]);
|
|
|
|
return null;
|
|
}
|
|
|
|
Object.extend(methods, {
|
|
remove: remove,
|
|
update: update,
|
|
replace: replace,
|
|
insert: insert,
|
|
wrap: wrap,
|
|
cleanWhitespace: cleanWhitespace,
|
|
empty: empty,
|
|
clone: clone,
|
|
purge: purge
|
|
});
|
|
|
|
|
|
|
|
function recursivelyCollect(element, property, maximumLength) {
|
|
element = $(element);
|
|
maximumLength = maximumLength || -1;
|
|
var elements = [];
|
|
|
|
while (element = element[property]) {
|
|
if (element.nodeType === Node.ELEMENT_NODE)
|
|
elements.push(Element.extend(element));
|
|
|
|
if (elements.length === maximumLength) break;
|
|
}
|
|
|
|
return elements;
|
|
}
|
|
|
|
|
|
function ancestors(element) {
|
|
return recursivelyCollect(element, 'parentNode');
|
|
}
|
|
|
|
function descendants(element) {
|
|
return Element.select(element, '*');
|
|
}
|
|
|
|
function firstDescendant(element) {
|
|
element = $(element).firstChild;
|
|
while (element && element.nodeType !== Node.ELEMENT_NODE)
|
|
element = element.nextSibling;
|
|
|
|
return $(element);
|
|
}
|
|
|
|
function immediateDescendants(element) {
|
|
var results = [], child = $(element).firstChild;
|
|
|
|
while (child) {
|
|
if (child.nodeType === Node.ELEMENT_NODE)
|
|
results.push(Element.extend(child));
|
|
|
|
child = child.nextSibling;
|
|
}
|
|
|
|
return results;
|
|
}
|
|
|
|
function previousSiblings(element) {
|
|
return recursivelyCollect(element, 'previousSibling');
|
|
}
|
|
|
|
function nextSiblings(element) {
|
|
return recursivelyCollect(element, 'nextSibling');
|
|
}
|
|
|
|
function siblings(element) {
|
|
element = $(element);
|
|
var previous = previousSiblings(element),
|
|
next = nextSiblings(element);
|
|
return previous.reverse().concat(next);
|
|
}
|
|
|
|
function match(element, selector) {
|
|
element = $(element);
|
|
|
|
if (Object.isString(selector))
|
|
return Prototype.Selector.match(element, selector);
|
|
|
|
return selector.match(element);
|
|
}
|
|
|
|
|
|
function _recursivelyFind(element, property, expression, index) {
|
|
element = $(element), expression = expression || 0, index = index || 0;
|
|
if (Object.isNumber(expression)) {
|
|
index = expression, expression = null;
|
|
}
|
|
|
|
while (element = element[property]) {
|
|
if (element.nodeType !== 1) continue;
|
|
if (expression && !Prototype.Selector.match(element, expression))
|
|
continue;
|
|
if (--index >= 0) continue;
|
|
|
|
return Element.extend(element);
|
|
}
|
|
}
|
|
|
|
|
|
function up(element, expression, index) {
|
|
element = $(element);
|
|
|
|
if (arguments.length === 1) return $(element.parentNode);
|
|
return _recursivelyFind(element, 'parentNode', expression, index);
|
|
}
|
|
|
|
function down(element, expression, index) {
|
|
if (arguments.length === 1) return firstDescendant(element);
|
|
element = $(element), expression = expression || 0, index = index || 0;
|
|
|
|
if (Object.isNumber(expression))
|
|
index = expression, expression = '*';
|
|
|
|
var node = Prototype.Selector.select(expression, element)[index];
|
|
return Element.extend(node);
|
|
}
|
|
|
|
function previous(element, expression, index) {
|
|
return _recursivelyFind(element, 'previousSibling', expression, index);
|
|
}
|
|
|
|
function next(element, expression, index) {
|
|
return _recursivelyFind(element, 'nextSibling', expression, index);
|
|
}
|
|
|
|
function select(element) {
|
|
element = $(element);
|
|
var expressions = SLICE.call(arguments, 1).join(', ');
|
|
return Prototype.Selector.select(expressions, element);
|
|
}
|
|
|
|
function adjacent(element) {
|
|
element = $(element);
|
|
var expressions = SLICE.call(arguments, 1).join(', ');
|
|
var siblings = Element.siblings(element), results = [];
|
|
for (var i = 0, sibling; sibling = siblings[i]; i++) {
|
|
if (Prototype.Selector.match(sibling, expressions))
|
|
results.push(sibling);
|
|
}
|
|
|
|
return results;
|
|
}
|
|
|
|
function descendantOf_DOM(element, ancestor) {
|
|
element = $(element), ancestor = $(ancestor);
|
|
if (!element || !ancestor) return false;
|
|
while (element = element.parentNode)
|
|
if (element === ancestor) return true;
|
|
return false;
|
|
}
|
|
|
|
function descendantOf_contains(element, ancestor) {
|
|
element = $(element), ancestor = $(ancestor);
|
|
if (!element || !ancestor) return false;
|
|
if (!ancestor.contains) return descendantOf_DOM(element, ancestor);
|
|
return ancestor.contains(element) && ancestor !== element;
|
|
}
|
|
|
|
function descendantOf_compareDocumentPosition(element, ancestor) {
|
|
element = $(element), ancestor = $(ancestor);
|
|
if (!element || !ancestor) return false;
|
|
return (element.compareDocumentPosition(ancestor) & 8) === 8;
|
|
}
|
|
|
|
var descendantOf;
|
|
if (DIV.compareDocumentPosition) {
|
|
descendantOf = descendantOf_compareDocumentPosition;
|
|
} else if (DIV.contains) {
|
|
descendantOf = descendantOf_contains;
|
|
} else {
|
|
descendantOf = descendantOf_DOM;
|
|
}
|
|
|
|
|
|
Object.extend(methods, {
|
|
recursivelyCollect: recursivelyCollect,
|
|
ancestors: ancestors,
|
|
descendants: descendants,
|
|
firstDescendant: firstDescendant,
|
|
immediateDescendants: immediateDescendants,
|
|
previousSiblings: previousSiblings,
|
|
nextSiblings: nextSiblings,
|
|
siblings: siblings,
|
|
match: match,
|
|
up: up,
|
|
down: down,
|
|
previous: previous,
|
|
next: next,
|
|
select: select,
|
|
adjacent: adjacent,
|
|
descendantOf: descendantOf,
|
|
|
|
getElementsBySelector: select,
|
|
|
|
childElements: immediateDescendants
|
|
});
|
|
|
|
|
|
var idCounter = 1;
|
|
function identify(element) {
|
|
element = $(element);
|
|
var id = Element.readAttribute(element, 'id');
|
|
if (id) return id;
|
|
|
|
do { id = 'anonymous_element_' + idCounter++ } while ($(id));
|
|
|
|
Element.writeAttribute(element, 'id', id);
|
|
return id;
|
|
}
|
|
|
|
|
|
function readAttribute(element, name) {
|
|
return $(element).getAttribute(name);
|
|
}
|
|
|
|
function readAttribute_IE(element, name) {
|
|
element = $(element);
|
|
|
|
var table = ATTRIBUTE_TRANSLATIONS.read;
|
|
if (table.values[name])
|
|
return table.values[name](element, name);
|
|
|
|
if (table.names[name]) name = table.names[name];
|
|
|
|
if (name.include(':')) {
|
|
if (!element.attributes || !element.attributes[name]) return null;
|
|
return element.attributes[name].value;
|
|
}
|
|
|
|
return element.getAttribute(name);
|
|
}
|
|
|
|
function readAttribute_Opera(element, name) {
|
|
if (name === 'title') return element.title;
|
|
return element.getAttribute(name);
|
|
}
|
|
|
|
var PROBLEMATIC_ATTRIBUTE_READING = (function() {
|
|
DIV.setAttribute('onclick', []);
|
|
var value = DIV.getAttribute('onclick');
|
|
var isFunction = Object.isArray(value);
|
|
DIV.removeAttribute('onclick');
|
|
return isFunction;
|
|
})();
|
|
|
|
if (PROBLEMATIC_ATTRIBUTE_READING) {
|
|
readAttribute = readAttribute_IE;
|
|
} else if (Prototype.Browser.Opera) {
|
|
readAttribute = readAttribute_Opera;
|
|
}
|
|
|
|
|
|
function writeAttribute(element, name, value) {
|
|
element = $(element);
|
|
var attributes = {}, table = ATTRIBUTE_TRANSLATIONS.write;
|
|
|
|
if (typeof name === 'object') {
|
|
attributes = name;
|
|
} else {
|
|
attributes[name] = Object.isUndefined(value) ? true : value;
|
|
}
|
|
|
|
for (var attr in attributes) {
|
|
name = table.names[attr] || attr;
|
|
value = attributes[attr];
|
|
if (table.values[attr]) {
|
|
value = table.values[attr](element, value);
|
|
if (Object.isUndefined(value)) continue;
|
|
}
|
|
if (value === false || value === null)
|
|
element.removeAttribute(name);
|
|
else if (value === true)
|
|
element.setAttribute(name, name);
|
|
else element.setAttribute(name, value);
|
|
}
|
|
|
|
return element;
|
|
}
|
|
|
|
var PROBLEMATIC_HAS_ATTRIBUTE_WITH_CHECKBOXES = (function () {
|
|
if (!HAS_EXTENDED_CREATE_ELEMENT_SYNTAX) {
|
|
return false;
|
|
}
|
|
var checkbox = document.createElement('<input type="checkbox">');
|
|
checkbox.checked = true;
|
|
var node = checkbox.getAttributeNode('checked');
|
|
return !node || !node.specified;
|
|
})();
|
|
|
|
function hasAttribute(element, attribute) {
|
|
attribute = ATTRIBUTE_TRANSLATIONS.has[attribute] || attribute;
|
|
var node = $(element).getAttributeNode(attribute);
|
|
return !!(node && node.specified);
|
|
}
|
|
|
|
function hasAttribute_IE(element, attribute) {
|
|
if (attribute === 'checked') {
|
|
return element.checked;
|
|
}
|
|
return hasAttribute(element, attribute);
|
|
}
|
|
|
|
GLOBAL.Element.Methods.Simulated.hasAttribute =
|
|
PROBLEMATIC_HAS_ATTRIBUTE_WITH_CHECKBOXES ?
|
|
hasAttribute_IE : hasAttribute;
|
|
|
|
function classNames(element) {
|
|
return new Element.ClassNames(element);
|
|
}
|
|
|
|
var regExpCache = {};
|
|
function getRegExpForClassName(className) {
|
|
if (regExpCache[className]) return regExpCache[className];
|
|
|
|
var re = new RegExp("(^|\\s+)" + className + "(\\s+|$)");
|
|
regExpCache[className] = re;
|
|
return re;
|
|
}
|
|
|
|
function hasClassName(element, className) {
|
|
if (!(element = $(element))) return;
|
|
|
|
var elementClassName = element.className;
|
|
|
|
if (elementClassName.length === 0) return false;
|
|
if (elementClassName === className) return true;
|
|
|
|
return getRegExpForClassName(className).test(elementClassName);
|
|
}
|
|
|
|
function addClassName(element, className) {
|
|
if (!(element = $(element))) return;
|
|
|
|
if (!hasClassName(element, className))
|
|
element.className += (element.className ? ' ' : '') + className;
|
|
|
|
return element;
|
|
}
|
|
|
|
function removeClassName(element, className) {
|
|
if (!(element = $(element))) return;
|
|
|
|
element.className = element.className.replace(
|
|
getRegExpForClassName(className), ' ').strip();
|
|
|
|
return element;
|
|
}
|
|
|
|
function toggleClassName(element, className, bool) {
|
|
if (!(element = $(element))) return;
|
|
|
|
if (Object.isUndefined(bool))
|
|
bool = !hasClassName(element, className);
|
|
|
|
var method = Element[bool ? 'addClassName' : 'removeClassName'];
|
|
return method(element, className);
|
|
}
|
|
|
|
var ATTRIBUTE_TRANSLATIONS = {};
|
|
|
|
var classProp = 'className', forProp = 'for';
|
|
|
|
DIV.setAttribute(classProp, 'x');
|
|
if (DIV.className !== 'x') {
|
|
DIV.setAttribute('class', 'x');
|
|
if (DIV.className === 'x')
|
|
classProp = 'class';
|
|
}
|
|
|
|
var LABEL = document.createElement('label');
|
|
LABEL.setAttribute(forProp, 'x');
|
|
if (LABEL.htmlFor !== 'x') {
|
|
LABEL.setAttribute('htmlFor', 'x');
|
|
if (LABEL.htmlFor === 'x')
|
|
forProp = 'htmlFor';
|
|
}
|
|
LABEL = null;
|
|
|
|
function _getAttr(element, attribute) {
|
|
return element.getAttribute(attribute);
|
|
}
|
|
|
|
function _getAttr2(element, attribute) {
|
|
return element.getAttribute(attribute, 2);
|
|
}
|
|
|
|
function _getAttrNode(element, attribute) {
|
|
var node = element.getAttributeNode(attribute);
|
|
return node ? node.value : '';
|
|
}
|
|
|
|
function _getFlag(element, attribute) {
|
|
return $(element).hasAttribute(attribute) ? attribute : null;
|
|
}
|
|
|
|
DIV.onclick = Prototype.emptyFunction;
|
|
var onclickValue = DIV.getAttribute('onclick');
|
|
|
|
var _getEv;
|
|
|
|
if (String(onclickValue).indexOf('{') > -1) {
|
|
_getEv = function(element, attribute) {
|
|
var value = element.getAttribute(attribute);
|
|
if (!value) return null;
|
|
value = value.toString();
|
|
value = value.split('{')[1];
|
|
value = value.split('}')[0];
|
|
return value.strip();
|
|
};
|
|
}
|
|
else if (onclickValue === '') {
|
|
_getEv = function(element, attribute) {
|
|
var value = element.getAttribute(attribute);
|
|
if (!value) return null;
|
|
return value.strip();
|
|
};
|
|
}
|
|
|
|
ATTRIBUTE_TRANSLATIONS.read = {
|
|
names: {
|
|
'class': classProp,
|
|
'className': classProp,
|
|
'for': forProp,
|
|
'htmlFor': forProp
|
|
},
|
|
|
|
values: {
|
|
style: function(element) {
|
|
return element.style.cssText.toLowerCase();
|
|
},
|
|
title: function(element) {
|
|
return element.title;
|
|
}
|
|
}
|
|
};
|
|
|
|
ATTRIBUTE_TRANSLATIONS.write = {
|
|
names: {
|
|
className: 'class',
|
|
htmlFor: 'for',
|
|
cellpadding: 'cellPadding',
|
|
cellspacing: 'cellSpacing'
|
|
},
|
|
|
|
values: {
|
|
checked: function(element, value) {
|
|
value = !!value;
|
|
element.checked = value;
|
|
return value ? 'checked' : null;
|
|
},
|
|
|
|
style: function(element, value) {
|
|
element.style.cssText = value ? value : '';
|
|
}
|
|
}
|
|
};
|
|
|
|
ATTRIBUTE_TRANSLATIONS.has = { names: {} };
|
|
|
|
Object.extend(ATTRIBUTE_TRANSLATIONS.write.names,
|
|
ATTRIBUTE_TRANSLATIONS.read.names);
|
|
|
|
var CAMEL_CASED_ATTRIBUTE_NAMES = $w('colSpan rowSpan vAlign dateTime ' +
|
|
'accessKey tabIndex encType maxLength readOnly longDesc frameBorder');
|
|
|
|
for (var i = 0, attr; attr = CAMEL_CASED_ATTRIBUTE_NAMES[i]; i++) {
|
|
ATTRIBUTE_TRANSLATIONS.write.names[attr.toLowerCase()] = attr;
|
|
ATTRIBUTE_TRANSLATIONS.has.names[attr.toLowerCase()] = attr;
|
|
}
|
|
|
|
Object.extend(ATTRIBUTE_TRANSLATIONS.read.values, {
|
|
href: _getAttr2,
|
|
src: _getAttr2,
|
|
type: _getAttr,
|
|
action: _getAttrNode,
|
|
disabled: _getFlag,
|
|
checked: _getFlag,
|
|
readonly: _getFlag,
|
|
multiple: _getFlag,
|
|
onload: _getEv,
|
|
onunload: _getEv,
|
|
onclick: _getEv,
|
|
ondblclick: _getEv,
|
|
onmousedown: _getEv,
|
|
onmouseup: _getEv,
|
|
onmouseover: _getEv,
|
|
onmousemove: _getEv,
|
|
onmouseout: _getEv,
|
|
onfocus: _getEv,
|
|
onblur: _getEv,
|
|
onkeypress: _getEv,
|
|
onkeydown: _getEv,
|
|
onkeyup: _getEv,
|
|
onsubmit: _getEv,
|
|
onreset: _getEv,
|
|
onselect: _getEv,
|
|
onchange: _getEv
|
|
});
|
|
|
|
|
|
Object.extend(methods, {
|
|
identify: identify,
|
|
readAttribute: readAttribute,
|
|
writeAttribute: writeAttribute,
|
|
classNames: classNames,
|
|
hasClassName: hasClassName,
|
|
addClassName: addClassName,
|
|
removeClassName: removeClassName,
|
|
toggleClassName: toggleClassName
|
|
});
|
|
|
|
|
|
function normalizeStyleName(style) {
|
|
if (style === 'float' || style === 'styleFloat')
|
|
return 'cssFloat';
|
|
return style.camelize();
|
|
}
|
|
|
|
function normalizeStyleName_IE(style) {
|
|
if (style === 'float' || style === 'cssFloat')
|
|
return 'styleFloat';
|
|
return style.camelize();
|
|
}
|
|
|
|
function setStyle(element, styles) {
|
|
element = $(element);
|
|
var elementStyle = element.style, match;
|
|
|
|
if (Object.isString(styles)) {
|
|
elementStyle.cssText += ';' + styles;
|
|
if (styles.include('opacity')) {
|
|
var opacity = styles.match(/opacity:\s*(\d?\.?\d*)/)[1];
|
|
Element.setOpacity(element, opacity);
|
|
}
|
|
return element;
|
|
}
|
|
|
|
for (var property in styles) {
|
|
if (property === 'opacity') {
|
|
Element.setOpacity(element, styles[property]);
|
|
} else {
|
|
var value = styles[property];
|
|
if (property === 'float' || property === 'cssFloat') {
|
|
property = Object.isUndefined(elementStyle.styleFloat) ?
|
|
'cssFloat' : 'styleFloat';
|
|
}
|
|
elementStyle[property] = value;
|
|
}
|
|
}
|
|
|
|
return element;
|
|
}
|
|
|
|
|
|
function getStyle(element, style) {
|
|
element = $(element);
|
|
style = normalizeStyleName(style);
|
|
|
|
var value = element.style[style];
|
|
if (!value || value === 'auto') {
|
|
var css = document.defaultView.getComputedStyle(element, null);
|
|
value = css ? css[style] : null;
|
|
}
|
|
|
|
if (style === 'opacity') return value ? parseFloat(value) : 1.0;
|
|
return value === 'auto' ? null : value;
|
|
}
|
|
|
|
function getStyle_Opera(element, style) {
|
|
switch (style) {
|
|
case 'height': case 'width':
|
|
if (!Element.visible(element)) return null;
|
|
|
|
var dim = parseInt(getStyle(element, style), 10);
|
|
|
|
if (dim !== element['offset' + style.capitalize()])
|
|
return dim + 'px';
|
|
|
|
return Element.measure(element, style);
|
|
|
|
default: return getStyle(element, style);
|
|
}
|
|
}
|
|
|
|
function getStyle_IE(element, style) {
|
|
element = $(element);
|
|
style = normalizeStyleName_IE(style);
|
|
|
|
var value = element.style[style];
|
|
if (!value && element.currentStyle) {
|
|
value = element.currentStyle[style];
|
|
}
|
|
|
|
if (style === 'opacity') {
|
|
if (!STANDARD_CSS_OPACITY_SUPPORTED)
|
|
return getOpacity_IE(element);
|
|
else return value ? parseFloat(value) : 1.0;
|
|
}
|
|
|
|
if (value === 'auto') {
|
|
if ((style === 'width' || style === 'height') && Element.visible(element))
|
|
return Element.measure(element, style) + 'px';
|
|
return null;
|
|
}
|
|
|
|
return value;
|
|
}
|
|
|
|
function stripAlphaFromFilter_IE(filter) {
|
|
return (filter || '').replace(/alpha\([^\)]*\)/gi, '');
|
|
}
|
|
|
|
function hasLayout_IE(element) {
|
|
if (!element.currentStyle || !element.currentStyle.hasLayout)
|
|
element.style.zoom = 1;
|
|
return element;
|
|
}
|
|
|
|
var STANDARD_CSS_OPACITY_SUPPORTED = (function() {
|
|
DIV.style.cssText = "opacity:.55";
|
|
return /^0.55/.test(DIV.style.opacity);
|
|
})();
|
|
|
|
function setOpacity(element, value) {
|
|
element = $(element);
|
|
if (value == 1 || value === '') value = '';
|
|
else if (value < 0.00001) value = 0;
|
|
element.style.opacity = value;
|
|
return element;
|
|
}
|
|
|
|
function setOpacity_IE(element, value) {
|
|
if (STANDARD_CSS_OPACITY_SUPPORTED)
|
|
return setOpacity(element, value);
|
|
|
|
element = hasLayout_IE($(element));
|
|
var filter = Element.getStyle(element, 'filter'),
|
|
style = element.style;
|
|
|
|
if (value == 1 || value === '') {
|
|
filter = stripAlphaFromFilter_IE(filter);
|
|
if (filter) style.filter = filter;
|
|
else style.removeAttribute('filter');
|
|
return element;
|
|
}
|
|
|
|
if (value < 0.00001) value = 0;
|
|
|
|
style.filter = stripAlphaFromFilter_IE(filter) +
|
|
' alpha(opacity=' + (value * 100) + ')';
|
|
|
|
return element;
|
|
}
|
|
|
|
|
|
function getOpacity(element) {
|
|
return Element.getStyle(element, 'opacity');
|
|
}
|
|
|
|
function getOpacity_IE(element) {
|
|
if (STANDARD_CSS_OPACITY_SUPPORTED)
|
|
return getOpacity(element);
|
|
|
|
var filter = Element.getStyle(element, 'filter');
|
|
if (filter.length === 0) return 1.0;
|
|
var match = (filter || '').match(/alpha\(opacity=(.*)\)/i);
|
|
if (match && match[1]) return parseFloat(match[1]) / 100;
|
|
return 1.0;
|
|
}
|
|
|
|
|
|
Object.extend(methods, {
|
|
setStyle: setStyle,
|
|
getStyle: getStyle,
|
|
setOpacity: setOpacity,
|
|
getOpacity: getOpacity
|
|
});
|
|
|
|
if ('styleFloat' in DIV.style) {
|
|
methods.getStyle = getStyle_IE;
|
|
methods.setOpacity = setOpacity_IE;
|
|
methods.getOpacity = getOpacity_IE;
|
|
}
|
|
|
|
var UID = 0;
|
|
|
|
GLOBAL.Element.Storage = { UID: 1 };
|
|
|
|
function getUniqueElementID(element) {
|
|
if (element === window) return 0;
|
|
|
|
if (typeof element._prototypeUID === 'undefined')
|
|
element._prototypeUID = Element.Storage.UID++;
|
|
return element._prototypeUID;
|
|
}
|
|
|
|
function getUniqueElementID_IE(element) {
|
|
if (element === window) return 0;
|
|
if (element == document) return 1;
|
|
return element.uniqueID;
|
|
}
|
|
|
|
var HAS_UNIQUE_ID_PROPERTY = ('uniqueID' in DIV);
|
|
if (HAS_UNIQUE_ID_PROPERTY)
|
|
getUniqueElementID = getUniqueElementID_IE;
|
|
|
|
function getStorage(element) {
|
|
if (!(element = $(element))) return;
|
|
|
|
var uid = getUniqueElementID(element);
|
|
|
|
if (!Element.Storage[uid])
|
|
Element.Storage[uid] = $H();
|
|
|
|
return Element.Storage[uid];
|
|
}
|
|
|
|
function store(element, key, value) {
|
|
if (!(element = $(element))) return;
|
|
var storage = getStorage(element);
|
|
if (arguments.length === 2) {
|
|
storage.update(key);
|
|
} else {
|
|
storage.set(key, value);
|
|
}
|
|
return element;
|
|
}
|
|
|
|
function retrieve(element, key, defaultValue) {
|
|
if (!(element = $(element))) return;
|
|
var storage = getStorage(element), value = storage.get(key);
|
|
|
|
if (Object.isUndefined(value)) {
|
|
storage.set(key, defaultValue);
|
|
value = defaultValue;
|
|
}
|
|
|
|
return value;
|
|
}
|
|
|
|
|
|
Object.extend(methods, {
|
|
getStorage: getStorage,
|
|
store: store,
|
|
retrieve: retrieve
|
|
});
|
|
|
|
|
|
var Methods = {}, ByTag = Element.Methods.ByTag,
|
|
F = Prototype.BrowserFeatures;
|
|
|
|
if (!F.ElementExtensions && ('__proto__' in DIV)) {
|
|
GLOBAL.HTMLElement = {};
|
|
GLOBAL.HTMLElement.prototype = DIV['__proto__'];
|
|
F.ElementExtensions = true;
|
|
}
|
|
|
|
function checkElementPrototypeDeficiency(tagName) {
|
|
if (typeof window.Element === 'undefined') return false;
|
|
if (!HAS_EXTENDED_CREATE_ELEMENT_SYNTAX) return false;
|
|
var proto = window.Element.prototype;
|
|
if (proto) {
|
|
var id = '_' + (Math.random() + '').slice(2),
|
|
el = document.createElement(tagName);
|
|
proto[id] = 'x';
|
|
var isBuggy = (el[id] !== 'x');
|
|
delete proto[id];
|
|
el = null;
|
|
return isBuggy;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY =
|
|
checkElementPrototypeDeficiency('object');
|
|
|
|
function extendElementWith(element, methods) {
|
|
for (var property in methods) {
|
|
var value = methods[property];
|
|
if (Object.isFunction(value) && !(property in element))
|
|
element[property] = value.methodize();
|
|
}
|
|
}
|
|
|
|
var EXTENDED = {};
|
|
function elementIsExtended(element) {
|
|
var uid = getUniqueElementID(element);
|
|
return (uid in EXTENDED);
|
|
}
|
|
|
|
function extend(element) {
|
|
if (!element || elementIsExtended(element)) return element;
|
|
if (element.nodeType !== Node.ELEMENT_NODE || element == window)
|
|
return element;
|
|
|
|
var methods = Object.clone(Methods),
|
|
tagName = element.tagName.toUpperCase();
|
|
|
|
if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
|
|
|
|
extendElementWith(element, methods);
|
|
EXTENDED[getUniqueElementID(element)] = true;
|
|
return element;
|
|
}
|
|
|
|
function extend_IE8(element) {
|
|
if (!element || elementIsExtended(element)) return element;
|
|
|
|
var t = element.tagName;
|
|
if (t && (/^(?:object|applet|embed)$/i.test(t))) {
|
|
extendElementWith(element, Element.Methods);
|
|
extendElementWith(element, Element.Methods.Simulated);
|
|
extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]);
|
|
}
|
|
|
|
return element;
|
|
}
|
|
|
|
if (F.SpecificElementExtensions) {
|
|
extend = HTMLOBJECTELEMENT_PROTOTYPE_BUGGY ? extend_IE8 : Prototype.K;
|
|
}
|
|
|
|
function addMethodsToTagName(tagName, methods) {
|
|
tagName = tagName.toUpperCase();
|
|
if (!ByTag[tagName]) ByTag[tagName] = {};
|
|
Object.extend(ByTag[tagName], methods);
|
|
}
|
|
|
|
function mergeMethods(destination, methods, onlyIfAbsent) {
|
|
if (Object.isUndefined(onlyIfAbsent)) onlyIfAbsent = false;
|
|
for (var property in methods) {
|
|
var value = methods[property];
|
|
if (!Object.isFunction(value)) continue;
|
|
if (!onlyIfAbsent || !(property in destination))
|
|
destination[property] = value.methodize();
|
|
}
|
|
}
|
|
|
|
function findDOMClass(tagName) {
|
|
var klass;
|
|
var trans = {
|
|
"OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
|
|
"FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
|
|
"DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
|
|
"H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
|
|
"INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
|
|
"TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
|
|
"TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
|
|
"TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
|
|
"FrameSet", "IFRAME": "IFrame"
|
|
};
|
|
if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
|
|
if (window[klass]) return window[klass];
|
|
klass = 'HTML' + tagName + 'Element';
|
|
if (window[klass]) return window[klass];
|
|
klass = 'HTML' + tagName.capitalize() + 'Element';
|
|
if (window[klass]) return window[klass];
|
|
|
|
var element = document.createElement(tagName),
|
|
proto = element['__proto__'] || element.constructor.prototype;
|
|
|
|
element = null;
|
|
return proto;
|
|
}
|
|
|
|
function addMethods(methods) {
|
|
if (arguments.length === 0) addFormMethods();
|
|
|
|
if (arguments.length === 2) {
|
|
var tagName = methods;
|
|
methods = arguments[1];
|
|
}
|
|
|
|
if (!tagName) {
|
|
Object.extend(Element.Methods, methods || {});
|
|
} else {
|
|
if (Object.isArray(tagName)) {
|
|
for (var i = 0, tag; tag = tagName[i]; i++)
|
|
addMethodsToTagName(tag, methods);
|
|
} else {
|
|
addMethodsToTagName(tagName, methods);
|
|
}
|
|
}
|
|
|
|
var ELEMENT_PROTOTYPE = window.HTMLElement ? HTMLElement.prototype :
|
|
Element.prototype;
|
|
|
|
if (F.ElementExtensions) {
|
|
mergeMethods(ELEMENT_PROTOTYPE, Element.Methods);
|
|
mergeMethods(ELEMENT_PROTOTYPE, Element.Methods.Simulated, true);
|
|
}
|
|
|
|
if (F.SpecificElementExtensions) {
|
|
for (var tag in Element.Methods.ByTag) {
|
|
var klass = findDOMClass(tag);
|
|
if (Object.isUndefined(klass)) continue;
|
|
mergeMethods(klass.prototype, ByTag[tag]);
|
|
}
|
|
}
|
|
|
|
Object.extend(Element, Element.Methods);
|
|
Object.extend(Element, Element.Methods.Simulated);
|
|
delete Element.ByTag;
|
|
delete Element.Simulated;
|
|
|
|
Element.extend.refresh();
|
|
|
|
ELEMENT_CACHE = {};
|
|
}
|
|
|
|
Object.extend(GLOBAL.Element, {
|
|
extend: extend,
|
|
addMethods: addMethods
|
|
});
|
|
|
|
if (extend === Prototype.K) {
|
|
GLOBAL.Element.extend.refresh = Prototype.emptyFunction;
|
|
} else {
|
|
GLOBAL.Element.extend.refresh = function() {
|
|
if (Prototype.BrowserFeatures.ElementExtensions) return;
|
|
Object.extend(Methods, Element.Methods);
|
|
Object.extend(Methods, Element.Methods.Simulated);
|
|
|
|
EXTENDED = {};
|
|
};
|
|
}
|
|
|
|
function addFormMethods() {
|
|
Object.extend(Form, Form.Methods);
|
|
Object.extend(Form.Element, Form.Element.Methods);
|
|
Object.extend(Element.Methods.ByTag, {
|
|
"FORM": Object.clone(Form.Methods),
|
|
"INPUT": Object.clone(Form.Element.Methods),
|
|
"SELECT": Object.clone(Form.Element.Methods),
|
|
"TEXTAREA": Object.clone(Form.Element.Methods),
|
|
"BUTTON": Object.clone(Form.Element.Methods)
|
|
});
|
|
}
|
|
|
|
Element.addMethods(methods);
|
|
|
|
function destroyCache_IE() {
|
|
DIV = null;
|
|
ELEMENT_CACHE = null;
|
|
}
|
|
|
|
if (window.attachEvent)
|
|
window.attachEvent('onunload', destroyCache_IE);
|
|
|
|
})(this);
|
|
(function() {
|
|
|
|
function toDecimal(pctString) {
|
|
var match = pctString.match(/^(\d+)%?$/i);
|
|
if (!match) return null;
|
|
return (Number(match[1]) / 100);
|
|
}
|
|
|
|
function getRawStyle(element, style) {
|
|
element = $(element);
|
|
|
|
var value = element.style[style];
|
|
if (!value || value === 'auto') {
|
|
var css = document.defaultView.getComputedStyle(element, null);
|
|
value = css ? css[style] : null;
|
|
}
|
|
|
|
if (style === 'opacity') return value ? parseFloat(value) : 1.0;
|
|
return value === 'auto' ? null : value;
|
|
}
|
|
|
|
function getRawStyle_IE(element, style) {
|
|
var value = element.style[style];
|
|
if (!value && element.currentStyle) {
|
|
value = element.currentStyle[style];
|
|
}
|
|
return value;
|
|
}
|
|
|
|
function getContentWidth(element, context) {
|
|
var boxWidth = element.offsetWidth;
|
|
|
|
var bl = getPixelValue(element, 'borderLeftWidth', context) || 0;
|
|
var br = getPixelValue(element, 'borderRightWidth', context) || 0;
|
|
var pl = getPixelValue(element, 'paddingLeft', context) || 0;
|
|
var pr = getPixelValue(element, 'paddingRight', context) || 0;
|
|
|
|
return boxWidth - bl - br - pl - pr;
|
|
}
|
|
|
|
if (!Object.isUndefined(document.documentElement.currentStyle) && !Prototype.Browser.Opera) {
|
|
getRawStyle = getRawStyle_IE;
|
|
}
|
|
|
|
|
|
function getPixelValue(value, property, context) {
|
|
var element = null;
|
|
if (Object.isElement(value)) {
|
|
element = value;
|
|
value = getRawStyle(element, property);
|
|
}
|
|
|
|
if (value === null || Object.isUndefined(value)) {
|
|
return null;
|
|
}
|
|
|
|
if ((/^(?:-)?\d+(\.\d+)?(px)?$/i).test(value)) {
|
|
return window.parseFloat(value);
|
|
}
|
|
|
|
var isPercentage = value.include('%'), isViewport = (context === document.viewport);
|
|
|
|
if (/\d/.test(value) && element && element.runtimeStyle && !(isPercentage && isViewport)) {
|
|
var style = element.style.left, rStyle = element.runtimeStyle.left;
|
|
element.runtimeStyle.left = element.currentStyle.left;
|
|
element.style.left = value || 0;
|
|
value = element.style.pixelLeft;
|
|
element.style.left = style;
|
|
element.runtimeStyle.left = rStyle;
|
|
|
|
return value;
|
|
}
|
|
|
|
if (element && isPercentage) {
|
|
context = context || element.parentNode;
|
|
var decimal = toDecimal(value), whole = null;
|
|
|
|
var isHorizontal = property.include('left') || property.include('right') ||
|
|
property.include('width');
|
|
|
|
var isVertical = property.include('top') || property.include('bottom') ||
|
|
property.include('height');
|
|
|
|
if (context === document.viewport) {
|
|
if (isHorizontal) {
|
|
whole = document.viewport.getWidth();
|
|
} else if (isVertical) {
|
|
whole = document.viewport.getHeight();
|
|
}
|
|
} else {
|
|
if (isHorizontal) {
|
|
whole = $(context).measure('width');
|
|
} else if (isVertical) {
|
|
whole = $(context).measure('height');
|
|
}
|
|
}
|
|
|
|
return (whole === null) ? 0 : whole * decimal;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
function toCSSPixels(number) {
|
|
if (Object.isString(number) && number.endsWith('px'))
|
|
return number;
|
|
return number + 'px';
|
|
}
|
|
|
|
function isDisplayed(element) {
|
|
while (element && element.parentNode) {
|
|
var display = element.getStyle('display');
|
|
if (display === 'none') {
|
|
return false;
|
|
}
|
|
element = $(element.parentNode);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
var hasLayout = Prototype.K;
|
|
if ('currentStyle' in document.documentElement) {
|
|
hasLayout = function(element) {
|
|
if (!element.currentStyle.hasLayout) {
|
|
element.style.zoom = 1;
|
|
}
|
|
return element;
|
|
};
|
|
}
|
|
|
|
function cssNameFor(key) {
|
|
if (key.include('border')) key = key + '-width';
|
|
return key.camelize();
|
|
}
|
|
|
|
Element.Layout = Class.create(Hash, {
|
|
initialize: function($super, element, preCompute) {
|
|
$super();
|
|
this.element = $(element);
|
|
|
|
Element.Layout.PROPERTIES.each( function(property) {
|
|
this._set(property, null);
|
|
}, this);
|
|
|
|
if (preCompute) {
|
|
this._preComputing = true;
|
|
this._begin();
|
|
Element.Layout.PROPERTIES.each( this._compute, this );
|
|
this._end();
|
|
this._preComputing = false;
|
|
}
|
|
},
|
|
|
|
_set: function(property, value) {
|
|
return Hash.prototype.set.call(this, property, value);
|
|
},
|
|
|
|
set: function(property, value) {
|
|
throw "Properties of Element.Layout are read-only.";
|
|
},
|
|
|
|
get: function($super, property) {
|
|
var value = $super(property);
|
|
return value === null ? this._compute(property) : value;
|
|
},
|
|
|
|
_begin: function() {
|
|
if (this._isPrepared()) return;
|
|
|
|
var element = this.element;
|
|
if (isDisplayed(element)) {
|
|
this._setPrepared(true);
|
|
return;
|
|
}
|
|
|
|
|
|
var originalStyles = {
|
|
position: element.style.position || '',
|
|
width: element.style.width || '',
|
|
visibility: element.style.visibility || '',
|
|
display: element.style.display || ''
|
|
};
|
|
|
|
element.store('prototype_original_styles', originalStyles);
|
|
|
|
var position = getRawStyle(element, 'position'), width = element.offsetWidth;
|
|
|
|
if (width === 0 || width === null) {
|
|
element.style.display = 'block';
|
|
width = element.offsetWidth;
|
|
}
|
|
|
|
var context = (position === 'fixed') ? document.viewport :
|
|
element.parentNode;
|
|
|
|
var tempStyles = {
|
|
visibility: 'hidden',
|
|
display: 'block'
|
|
};
|
|
|
|
if (position !== 'fixed') tempStyles.position = 'absolute';
|
|
|
|
element.setStyle(tempStyles);
|
|
|
|
var positionedWidth = element.offsetWidth, newWidth;
|
|
if (width && (positionedWidth === width)) {
|
|
newWidth = getContentWidth(element, context);
|
|
} else if (position === 'absolute' || position === 'fixed') {
|
|
newWidth = getContentWidth(element, context);
|
|
} else {
|
|
var parent = element.parentNode, pLayout = $(parent).getLayout();
|
|
|
|
newWidth = pLayout.get('width') -
|
|
this.get('margin-left') -
|
|
this.get('border-left') -
|
|
this.get('padding-left') -
|
|
this.get('padding-right') -
|
|
this.get('border-right') -
|
|
this.get('margin-right');
|
|
}
|
|
|
|
element.setStyle({ width: newWidth + 'px' });
|
|
|
|
this._setPrepared(true);
|
|
},
|
|
|
|
_end: function() {
|
|
var element = this.element;
|
|
var originalStyles = element.retrieve('prototype_original_styles');
|
|
element.store('prototype_original_styles', null);
|
|
element.setStyle(originalStyles);
|
|
this._setPrepared(false);
|
|
},
|
|
|
|
_compute: function(property) {
|
|
var COMPUTATIONS = Element.Layout.COMPUTATIONS;
|
|
if (!(property in COMPUTATIONS)) {
|
|
throw "Property not found.";
|
|
}
|
|
|
|
return this._set(property, COMPUTATIONS[property].call(this, this.element));
|
|
},
|
|
|
|
_isPrepared: function() {
|
|
return this.element.retrieve('prototype_element_layout_prepared', false);
|
|
},
|
|
|
|
_setPrepared: function(bool) {
|
|
return this.element.store('prototype_element_layout_prepared', bool);
|
|
},
|
|
|
|
toObject: function() {
|
|
var args = $A(arguments);
|
|
var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
|
|
args.join(' ').split(' ');
|
|
var obj = {};
|
|
keys.each( function(key) {
|
|
if (!Element.Layout.PROPERTIES.include(key)) return;
|
|
var value = this.get(key);
|
|
if (value != null) obj[key] = value;
|
|
}, this);
|
|
return obj;
|
|
},
|
|
|
|
toHash: function() {
|
|
var obj = this.toObject.apply(this, arguments);
|
|
return new Hash(obj);
|
|
},
|
|
|
|
toCSS: function() {
|
|
var args = $A(arguments);
|
|
var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
|
|
args.join(' ').split(' ');
|
|
var css = {};
|
|
|
|
keys.each( function(key) {
|
|
if (!Element.Layout.PROPERTIES.include(key)) return;
|
|
if (Element.Layout.COMPOSITE_PROPERTIES.include(key)) return;
|
|
|
|
var value = this.get(key);
|
|
if (value != null) css[cssNameFor(key)] = value + 'px';
|
|
}, this);
|
|
return css;
|
|
},
|
|
|
|
inspect: function() {
|
|
return "#<Element.Layout>";
|
|
}
|
|
});
|
|
|
|
Object.extend(Element.Layout, {
|
|
PROPERTIES: $w('height width top left right bottom border-left border-right border-top border-bottom padding-left padding-right padding-top padding-bottom margin-top margin-bottom margin-left margin-right padding-box-width padding-box-height border-box-width border-box-height margin-box-width margin-box-height'),
|
|
|
|
COMPOSITE_PROPERTIES: $w('padding-box-width padding-box-height margin-box-width margin-box-height border-box-width border-box-height'),
|
|
|
|
COMPUTATIONS: {
|
|
'height': function(element) {
|
|
if (!this._preComputing) this._begin();
|
|
|
|
var bHeight = this.get('border-box-height');
|
|
if (bHeight <= 0) {
|
|
if (!this._preComputing) this._end();
|
|
return 0;
|
|
}
|
|
|
|
var bTop = this.get('border-top'),
|
|
bBottom = this.get('border-bottom');
|
|
|
|
var pTop = this.get('padding-top'),
|
|
pBottom = this.get('padding-bottom');
|
|
|
|
if (!this._preComputing) this._end();
|
|
|
|
return bHeight - bTop - bBottom - pTop - pBottom;
|
|
},
|
|
|
|
'width': function(element) {
|
|
if (!this._preComputing) this._begin();
|
|
|
|
var bWidth = this.get('border-box-width');
|
|
if (bWidth <= 0) {
|
|
if (!this._preComputing) this._end();
|
|
return 0;
|
|
}
|
|
|
|
var bLeft = this.get('border-left'),
|
|
bRight = this.get('border-right');
|
|
|
|
var pLeft = this.get('padding-left'),
|
|
pRight = this.get('padding-right');
|
|
|
|
if (!this._preComputing) this._end();
|
|
return bWidth - bLeft - bRight - pLeft - pRight;
|
|
},
|
|
|
|
'padding-box-height': function(element) {
|
|
var height = this.get('height'),
|
|
pTop = this.get('padding-top'),
|
|
pBottom = this.get('padding-bottom');
|
|
|
|
return height + pTop + pBottom;
|
|
},
|
|
|
|
'padding-box-width': function(element) {
|
|
var width = this.get('width'),
|
|
pLeft = this.get('padding-left'),
|
|
pRight = this.get('padding-right');
|
|
|
|
return width + pLeft + pRight;
|
|
},
|
|
|
|
'border-box-height': function(element) {
|
|
if (!this._preComputing) this._begin();
|
|
var height = element.offsetHeight;
|
|
if (!this._preComputing) this._end();
|
|
return height;
|
|
},
|
|
|
|
'border-box-width': function(element) {
|
|
if (!this._preComputing) this._begin();
|
|
var width = element.offsetWidth;
|
|
if (!this._preComputing) this._end();
|
|
return width;
|
|
},
|
|
|
|
'margin-box-height': function(element) {
|
|
var bHeight = this.get('border-box-height'),
|
|
mTop = this.get('margin-top'),
|
|
mBottom = this.get('margin-bottom');
|
|
|
|
if (bHeight <= 0) return 0;
|
|
|
|
return bHeight + mTop + mBottom;
|
|
},
|
|
|
|
'margin-box-width': function(element) {
|
|
var bWidth = this.get('border-box-width'),
|
|
mLeft = this.get('margin-left'),
|
|
mRight = this.get('margin-right');
|
|
|
|
if (bWidth <= 0) return 0;
|
|
|
|
return bWidth + mLeft + mRight;
|
|
},
|
|
|
|
'top': function(element) {
|
|
var offset = element.positionedOffset();
|
|
return offset.top;
|
|
},
|
|
|
|
'bottom': function(element) {
|
|
var offset = element.positionedOffset(),
|
|
parent = element.getOffsetParent(),
|
|
pHeight = parent.measure('height');
|
|
|
|
var mHeight = this.get('border-box-height');
|
|
|
|
return pHeight - mHeight - offset.top;
|
|
},
|
|
|
|
'left': function(element) {
|
|
var offset = element.positionedOffset();
|
|
return offset.left;
|
|
},
|
|
|
|
'right': function(element) {
|
|
var offset = element.positionedOffset(),
|
|
parent = element.getOffsetParent(),
|
|
pWidth = parent.measure('width');
|
|
|
|
var mWidth = this.get('border-box-width');
|
|
|
|
return pWidth - mWidth - offset.left;
|
|
},
|
|
|
|
'padding-top': function(element) {
|
|
return getPixelValue(element, 'paddingTop');
|
|
},
|
|
|
|
'padding-bottom': function(element) {
|
|
return getPixelValue(element, 'paddingBottom');
|
|
},
|
|
|
|
'padding-left': function(element) {
|
|
return getPixelValue(element, 'paddingLeft');
|
|
},
|
|
|
|
'padding-right': function(element) {
|
|
return getPixelValue(element, 'paddingRight');
|
|
},
|
|
|
|
'border-top': function(element) {
|
|
return getPixelValue(element, 'borderTopWidth');
|
|
},
|
|
|
|
'border-bottom': function(element) {
|
|
return getPixelValue(element, 'borderBottomWidth');
|
|
},
|
|
|
|
'border-left': function(element) {
|
|
return getPixelValue(element, 'borderLeftWidth');
|
|
},
|
|
|
|
'border-right': function(element) {
|
|
return getPixelValue(element, 'borderRightWidth');
|
|
},
|
|
|
|
'margin-top': function(element) {
|
|
return getPixelValue(element, 'marginTop');
|
|
},
|
|
|
|
'margin-bottom': function(element) {
|
|
return getPixelValue(element, 'marginBottom');
|
|
},
|
|
|
|
'margin-left': function(element) {
|
|
return getPixelValue(element, 'marginLeft');
|
|
},
|
|
|
|
'margin-right': function(element) {
|
|
return getPixelValue(element, 'marginRight');
|
|
}
|
|
}
|
|
});
|
|
|
|
if ('getBoundingClientRect' in document.documentElement) {
|
|
Object.extend(Element.Layout.COMPUTATIONS, {
|
|
'right': function(element) {
|
|
var parent = hasLayout(element.getOffsetParent());
|
|
var rect = element.getBoundingClientRect(),
|
|
pRect = parent.getBoundingClientRect();
|
|
|
|
return (pRect.right - rect.right).round();
|
|
},
|
|
|
|
'bottom': function(element) {
|
|
var parent = hasLayout(element.getOffsetParent());
|
|
var rect = element.getBoundingClientRect(),
|
|
pRect = parent.getBoundingClientRect();
|
|
|
|
return (pRect.bottom - rect.bottom).round();
|
|
}
|
|
});
|
|
}
|
|
|
|
Element.Offset = Class.create({
|
|
initialize: function(left, top) {
|
|
this.left = left.round();
|
|
this.top = top.round();
|
|
|
|
this[0] = this.left;
|
|
this[1] = this.top;
|
|
},
|
|
|
|
relativeTo: function(offset) {
|
|
return new Element.Offset(
|
|
this.left - offset.left,
|
|
this.top - offset.top
|
|
);
|
|
},
|
|
|
|
inspect: function() {
|
|
return "#<Element.Offset left: #{left} top: #{top}>".interpolate(this);
|
|
},
|
|
|
|
toString: function() {
|
|
return "[#{left}, #{top}]".interpolate(this);
|
|
},
|
|
|
|
toArray: function() {
|
|
return [this.left, this.top];
|
|
}
|
|
});
|
|
|
|
function getLayout(element, preCompute) {
|
|
return new Element.Layout(element, preCompute);
|
|
}
|
|
|
|
function measure(element, property) {
|
|
return $(element).getLayout().get(property);
|
|
}
|
|
|
|
function getHeight(element) {
|
|
return Element.getDimensions(element).height;
|
|
}
|
|
|
|
function getWidth(element) {
|
|
return Element.getDimensions(element).width;
|
|
}
|
|
|
|
function getDimensions(element) {
|
|
element = $(element);
|
|
var display = Element.getStyle(element, 'display');
|
|
|
|
if (display && display !== 'none') {
|
|
return { width: element.offsetWidth, height: element.offsetHeight };
|
|
}
|
|
|
|
var style = element.style;
|
|
var originalStyles = {
|
|
visibility: style.visibility,
|
|
position: style.position,
|
|
display: style.display
|
|
};
|
|
|
|
var newStyles = {
|
|
visibility: 'hidden',
|
|
display: 'block'
|
|
};
|
|
|
|
if (originalStyles.position !== 'fixed')
|
|
newStyles.position = 'absolute';
|
|
|
|
Element.setStyle(element, newStyles);
|
|
|
|
var dimensions = {
|
|
width: element.offsetWidth,
|
|
height: element.offsetHeight
|
|
};
|
|
|
|
Element.setStyle(element, originalStyles);
|
|
|
|
return dimensions;
|
|
}
|
|
|
|
function getOffsetParent(element) {
|
|
element = $(element);
|
|
|
|
function selfOrBody(element) {
|
|
return isHtml(element) ? $(document.body) : $(element);
|
|
}
|
|
|
|
if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element))
|
|
return $(document.body);
|
|
|
|
var isInline = (Element.getStyle(element, 'display') === 'inline');
|
|
if (!isInline && element.offsetParent) return selfOrBody(element.offsetParent);
|
|
|
|
while ((element = element.parentNode) && element !== document.body) {
|
|
if (Element.getStyle(element, 'position') !== 'static') {
|
|
return selfOrBody(element);
|
|
}
|
|
}
|
|
|
|
return $(document.body);
|
|
}
|
|
|
|
|
|
function cumulativeOffset(element) {
|
|
element = $(element);
|
|
var valueT = 0, valueL = 0;
|
|
if (element.parentNode) {
|
|
do {
|
|
valueT += element.offsetTop || 0;
|
|
valueL += element.offsetLeft || 0;
|
|
element = element.offsetParent;
|
|
} while (element);
|
|
}
|
|
return new Element.Offset(valueL, valueT);
|
|
}
|
|
|
|
function positionedOffset(element) {
|
|
element = $(element);
|
|
|
|
var layout = element.getLayout();
|
|
|
|
var valueT = 0, valueL = 0;
|
|
do {
|
|
valueT += element.offsetTop || 0;
|
|
valueL += element.offsetLeft || 0;
|
|
element = element.offsetParent;
|
|
if (element) {
|
|
if (isBody(element)) break;
|
|
var p = Element.getStyle(element, 'position');
|
|
if (p !== 'static') break;
|
|
}
|
|
} while (element);
|
|
|
|
valueL -= layout.get('margin-left');
|
|
valueT -= layout.get('margin-top');
|
|
|
|
return new Element.Offset(valueL, valueT);
|
|
}
|
|
|
|
function cumulativeScrollOffset(element) {
|
|
var valueT = 0, valueL = 0;
|
|
do {
|
|
if (element === document.body) {
|
|
var bodyScrollNode = document.documentElement || document.body.parentNode || document.body;
|
|
valueT += !Object.isUndefined(window.pageYOffset) ? window.pageYOffset : bodyScrollNode.scrollTop || 0;
|
|
valueL += !Object.isUndefined(window.pageXOffset) ? window.pageXOffset : bodyScrollNode.scrollLeft || 0;
|
|
break;
|
|
} else {
|
|
valueT += element.scrollTop || 0;
|
|
valueL += element.scrollLeft || 0;
|
|
element = element.parentNode;
|
|
}
|
|
} while (element);
|
|
return new Element.Offset(valueL, valueT);
|
|
}
|
|
|
|
function viewportOffset(forElement) {
|
|
var valueT = 0, valueL = 0, docBody = document.body;
|
|
|
|
forElement = $(forElement);
|
|
var element = forElement;
|
|
do {
|
|
valueT += element.offsetTop || 0;
|
|
valueL += element.offsetLeft || 0;
|
|
if (element.offsetParent == docBody &&
|
|
Element.getStyle(element, 'position') == 'absolute') break;
|
|
} while (element = element.offsetParent);
|
|
|
|
element = forElement;
|
|
do {
|
|
if (element != docBody) {
|
|
valueT -= element.scrollTop || 0;
|
|
valueL -= element.scrollLeft || 0;
|
|
}
|
|
} while (element = element.parentNode);
|
|
return new Element.Offset(valueL, valueT);
|
|
}
|
|
|
|
function absolutize(element) {
|
|
element = $(element);
|
|
|
|
if (Element.getStyle(element, 'position') === 'absolute') {
|
|
return element;
|
|
}
|
|
|
|
var offsetParent = getOffsetParent(element);
|
|
var eOffset = element.viewportOffset(),
|
|
pOffset = offsetParent.viewportOffset();
|
|
|
|
var offset = eOffset.relativeTo(pOffset);
|
|
var layout = element.getLayout();
|
|
|
|
element.store('prototype_absolutize_original_styles', {
|
|
position: element.getStyle('position'),
|
|
left: element.getStyle('left'),
|
|
top: element.getStyle('top'),
|
|
width: element.getStyle('width'),
|
|
height: element.getStyle('height')
|
|
});
|
|
|
|
element.setStyle({
|
|
position: 'absolute',
|
|
top: offset.top + 'px',
|
|
left: offset.left + 'px',
|
|
width: layout.get('width') + 'px',
|
|
height: layout.get('height') + 'px'
|
|
});
|
|
|
|
return element;
|
|
}
|
|
|
|
function relativize(element) {
|
|
element = $(element);
|
|
if (Element.getStyle(element, 'position') === 'relative') {
|
|
return element;
|
|
}
|
|
|
|
var originalStyles =
|
|
element.retrieve('prototype_absolutize_original_styles');
|
|
|
|
if (originalStyles) element.setStyle(originalStyles);
|
|
return element;
|
|
}
|
|
|
|
|
|
function scrollTo(element) {
|
|
element = $(element);
|
|
var pos = Element.cumulativeOffset(element);
|
|
window.scrollTo(pos.left, pos.top);
|
|
return element;
|
|
}
|
|
|
|
|
|
function makePositioned(element) {
|
|
element = $(element);
|
|
var position = Element.getStyle(element, 'position'), styles = {};
|
|
if (position === 'static' || !position) {
|
|
styles.position = 'relative';
|
|
if (Prototype.Browser.Opera) {
|
|
styles.top = 0;
|
|
styles.left = 0;
|
|
}
|
|
Element.setStyle(element, styles);
|
|
Element.store(element, 'prototype_made_positioned', true);
|
|
}
|
|
return element;
|
|
}
|
|
|
|
function undoPositioned(element) {
|
|
element = $(element);
|
|
var storage = Element.getStorage(element),
|
|
madePositioned = storage.get('prototype_made_positioned');
|
|
|
|
if (madePositioned) {
|
|
storage.unset('prototype_made_positioned');
|
|
Element.setStyle(element, {
|
|
position: '',
|
|
top: '',
|
|
bottom: '',
|
|
left: '',
|
|
right: ''
|
|
});
|
|
}
|
|
return element;
|
|
}
|
|
|
|
function makeClipping(element) {
|
|
element = $(element);
|
|
|
|
var storage = Element.getStorage(element),
|
|
madeClipping = storage.get('prototype_made_clipping');
|
|
|
|
if (Object.isUndefined(madeClipping)) {
|
|
var overflow = Element.getStyle(element, 'overflow');
|
|
storage.set('prototype_made_clipping', overflow);
|
|
if (overflow !== 'hidden')
|
|
element.style.overflow = 'hidden';
|
|
}
|
|
|
|
return element;
|
|
}
|
|
|
|
function undoClipping(element) {
|
|
element = $(element);
|
|
var storage = Element.getStorage(element),
|
|
overflow = storage.get('prototype_made_clipping');
|
|
|
|
if (!Object.isUndefined(overflow)) {
|
|
storage.unset('prototype_made_clipping');
|
|
element.style.overflow = overflow || '';
|
|
}
|
|
|
|
return element;
|
|
}
|
|
|
|
function clonePosition(element, source, options) {
|
|
options = Object.extend({
|
|
setLeft: true,
|
|
setTop: true,
|
|
setWidth: true,
|
|
setHeight: true,
|
|
offsetTop: 0,
|
|
offsetLeft: 0
|
|
}, options || {});
|
|
|
|
var docEl = document.documentElement;
|
|
|
|
source = $(source);
|
|
element = $(element);
|
|
var p, delta, layout, styles = {};
|
|
|
|
if (options.setLeft || options.setTop) {
|
|
p = Element.viewportOffset(source);
|
|
delta = [0, 0];
|
|
if (Element.getStyle(element, 'position') === 'absolute') {
|
|
var parent = Element.getOffsetParent(element);
|
|
if (parent !== document.body) delta = Element.viewportOffset(parent);
|
|
}
|
|
}
|
|
|
|
function pageScrollXY() {
|
|
var x = 0, y = 0;
|
|
if (Object.isNumber(window.pageXOffset)) {
|
|
x = window.pageXOffset;
|
|
y = window.pageYOffset;
|
|
} else if (document.body && (document.body.scrollLeft || document.body.scrollTop)) {
|
|
x = document.body.scrollLeft;
|
|
y = document.body.scrollTop;
|
|
} else if (docEl && (docEl.scrollLeft || docEl.scrollTop)) {
|
|
x = docEl.scrollLeft;
|
|
y = docEl.scrollTop;
|
|
}
|
|
return { x: x, y: y };
|
|
}
|
|
|
|
var pageXY = pageScrollXY();
|
|
|
|
|
|
if (options.setWidth || options.setHeight) {
|
|
layout = Element.getLayout(source);
|
|
}
|
|
|
|
if (options.setLeft)
|
|
styles.left = (p[0] + pageXY.x - delta[0] + options.offsetLeft) + 'px';
|
|
if (options.setTop)
|
|
styles.top = (p[1] + pageXY.y - delta[1] + options.offsetTop) + 'px';
|
|
|
|
var currentLayout = element.getLayout();
|
|
|
|
if (options.setWidth) {
|
|
styles.width = layout.get('width') + 'px';
|
|
}
|
|
if (options.setHeight) {
|
|
styles.height = layout.get('height') + 'px';
|
|
}
|
|
|
|
return Element.setStyle(element, styles);
|
|
}
|
|
|
|
|
|
if (Prototype.Browser.IE) {
|
|
getOffsetParent = getOffsetParent.wrap(
|
|
function(proceed, element) {
|
|
element = $(element);
|
|
|
|
if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element))
|
|
return $(document.body);
|
|
|
|
var position = element.getStyle('position');
|
|
if (position !== 'static') return proceed(element);
|
|
|
|
element.setStyle({ position: 'relative' });
|
|
var value = proceed(element);
|
|
element.setStyle({ position: position });
|
|
return value;
|
|
}
|
|
);
|
|
|
|
positionedOffset = positionedOffset.wrap(function(proceed, element) {
|
|
element = $(element);
|
|
if (!element.parentNode) return new Element.Offset(0, 0);
|
|
var position = element.getStyle('position');
|
|
if (position !== 'static') return proceed(element);
|
|
|
|
var offsetParent = element.getOffsetParent();
|
|
if (offsetParent && offsetParent.getStyle('position') === 'fixed')
|
|
hasLayout(offsetParent);
|
|
|
|
element.setStyle({ position: 'relative' });
|
|
var value = proceed(element);
|
|
element.setStyle({ position: position });
|
|
return value;
|
|
});
|
|
} else if (Prototype.Browser.Webkit) {
|
|
cumulativeOffset = function(element) {
|
|
element = $(element);
|
|
var valueT = 0, valueL = 0;
|
|
do {
|
|
valueT += element.offsetTop || 0;
|
|
valueL += element.offsetLeft || 0;
|
|
if (element.offsetParent == document.body) {
|
|
if (Element.getStyle(element, 'position') == 'absolute') break;
|
|
}
|
|
|
|
element = element.offsetParent;
|
|
} while (element);
|
|
|
|
return new Element.Offset(valueL, valueT);
|
|
};
|
|
}
|
|
|
|
|
|
Element.addMethods({
|
|
getLayout: getLayout,
|
|
measure: measure,
|
|
getWidth: getWidth,
|
|
getHeight: getHeight,
|
|
getDimensions: getDimensions,
|
|
getOffsetParent: getOffsetParent,
|
|
cumulativeOffset: cumulativeOffset,
|
|
positionedOffset: positionedOffset,
|
|
cumulativeScrollOffset: cumulativeScrollOffset,
|
|
viewportOffset: viewportOffset,
|
|
absolutize: absolutize,
|
|
relativize: relativize,
|
|
scrollTo: scrollTo,
|
|
makePositioned: makePositioned,
|
|
undoPositioned: undoPositioned,
|
|
makeClipping: makeClipping,
|
|
undoClipping: undoClipping,
|
|
clonePosition: clonePosition
|
|
});
|
|
|
|
function isBody(element) {
|
|
return element.nodeName.toUpperCase() === 'BODY';
|
|
}
|
|
|
|
function isHtml(element) {
|
|
return element.nodeName.toUpperCase() === 'HTML';
|
|
}
|
|
|
|
function isDocument(element) {
|
|
return element.nodeType === Node.DOCUMENT_NODE;
|
|
}
|
|
|
|
function isDetached(element) {
|
|
return element !== document.body &&
|
|
!Element.descendantOf(element, document.body);
|
|
}
|
|
|
|
if ('getBoundingClientRect' in document.documentElement) {
|
|
Element.addMethods({
|
|
viewportOffset: function(element) {
|
|
element = $(element);
|
|
if (isDetached(element)) return new Element.Offset(0, 0);
|
|
|
|
var rect = element.getBoundingClientRect(),
|
|
docEl = document.documentElement;
|
|
return new Element.Offset(rect.left - docEl.clientLeft,
|
|
rect.top - docEl.clientTop);
|
|
}
|
|
});
|
|
}
|
|
|
|
|
|
})();
|
|
|
|
(function() {
|
|
|
|
var IS_OLD_OPERA = Prototype.Browser.Opera &&
|
|
(window.parseFloat(window.opera.version()) < 9.5);
|
|
var ROOT = null;
|
|
function getRootElement() {
|
|
if (ROOT) return ROOT;
|
|
ROOT = IS_OLD_OPERA ? document.body : document.documentElement;
|
|
return ROOT;
|
|
}
|
|
|
|
function getDimensions() {
|
|
return { width: this.getWidth(), height: this.getHeight() };
|
|
}
|
|
|
|
function getWidth() {
|
|
return getRootElement().clientWidth;
|
|
}
|
|
|
|
function getHeight() {
|
|
return getRootElement().clientHeight;
|
|
}
|
|
|
|
function getScrollOffsets() {
|
|
var x = window.pageXOffset || document.documentElement.scrollLeft ||
|
|
document.body.scrollLeft;
|
|
var y = window.pageYOffset || document.documentElement.scrollTop ||
|
|
document.body.scrollTop;
|
|
|
|
return new Element.Offset(x, y);
|
|
}
|
|
|
|
document.viewport = {
|
|
getDimensions: getDimensions,
|
|
getWidth: getWidth,
|
|
getHeight: getHeight,
|
|
getScrollOffsets: getScrollOffsets
|
|
};
|
|
|
|
})();
|
|
window.$$ = function() {
|
|
var expression = $A(arguments).join(', ');
|
|
return Prototype.Selector.select(expression, document);
|
|
};
|
|
|
|
Prototype.Selector = (function() {
|
|
|
|
function select() {
|
|
throw new Error('Method "Prototype.Selector.select" must be defined.');
|
|
}
|
|
|
|
function match() {
|
|
throw new Error('Method "Prototype.Selector.match" must be defined.');
|
|
}
|
|
|
|
function find(elements, expression, index) {
|
|
index = index || 0;
|
|
var match = Prototype.Selector.match, length = elements.length, matchIndex = 0, i;
|
|
|
|
for (i = 0; i < length; i++) {
|
|
if (match(elements[i], expression) && index == matchIndex++) {
|
|
return Element.extend(elements[i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
function extendElements(elements) {
|
|
for (var i = 0, length = elements.length; i < length; i++) {
|
|
Element.extend(elements[i]);
|
|
}
|
|
return elements;
|
|
}
|
|
|
|
|
|
var K = Prototype.K;
|
|
|
|
return {
|
|
select: select,
|
|
match: match,
|
|
find: find,
|
|
extendElements: (Element.extend === K) ? K : extendElements,
|
|
extendElement: Element.extend
|
|
};
|
|
})();
|
|
Prototype._original_property = window.Sizzle;
|
|
|
|
;(function () {
|
|
function fakeDefine(fn) {
|
|
Prototype._actual_sizzle = fn();
|
|
}
|
|
fakeDefine.amd = true;
|
|
|
|
if (typeof define !== 'undefined' && define.amd) {
|
|
Prototype._original_define = define;
|
|
Prototype._actual_sizzle = null;
|
|
window.define = fakeDefine;
|
|
}
|
|
})();
|
|
|
|
/*!
|
|
* Sizzle CSS Selector Engine v1.10.18
|
|
* http://sizzlejs.com/
|
|
*
|
|
* Copyright 2013 jQuery Foundation, Inc. and other contributors
|
|
* Released under the MIT license
|
|
* http://jquery.org/license
|
|
*
|
|
* Date: 2014-02-05
|
|
*/
|
|
(function( window ) {
|
|
|
|
var i,
|
|
support,
|
|
Expr,
|
|
getText,
|
|
isXML,
|
|
compile,
|
|
select,
|
|
outermostContext,
|
|
sortInput,
|
|
hasDuplicate,
|
|
|
|
setDocument,
|
|
document,
|
|
docElem,
|
|
documentIsHTML,
|
|
rbuggyQSA,
|
|
rbuggyMatches,
|
|
matches,
|
|
contains,
|
|
|
|
expando = "sizzle" + -(new Date()),
|
|
preferredDoc = window.document,
|
|
dirruns = 0,
|
|
done = 0,
|
|
classCache = createCache(),
|
|
tokenCache = createCache(),
|
|
compilerCache = createCache(),
|
|
sortOrder = function( a, b ) {
|
|
if ( a === b ) {
|
|
hasDuplicate = true;
|
|
}
|
|
return 0;
|
|
},
|
|
|
|
strundefined = typeof undefined,
|
|
MAX_NEGATIVE = 1 << 31,
|
|
|
|
hasOwn = ({}).hasOwnProperty,
|
|
arr = [],
|
|
pop = arr.pop,
|
|
push_native = arr.push,
|
|
push = arr.push,
|
|
slice = arr.slice,
|
|
indexOf = arr.indexOf || function( elem ) {
|
|
var i = 0,
|
|
len = this.length;
|
|
for ( ; i < len; i++ ) {
|
|
if ( this[i] === elem ) {
|
|
return i;
|
|
}
|
|
}
|
|
return -1;
|
|
},
|
|
|
|
booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
|
|
|
|
|
|
whitespace = "[\\x20\\t\\r\\n\\f]",
|
|
characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
|
|
|
|
identifier = characterEncoding.replace( "w", "w#" ),
|
|
|
|
attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
|
|
"*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
|
|
|
|
pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)",
|
|
|
|
rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
|
|
|
|
rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
|
|
rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
|
|
|
|
rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ),
|
|
|
|
rpseudo = new RegExp( pseudos ),
|
|
ridentifier = new RegExp( "^" + identifier + "$" ),
|
|
|
|
matchExpr = {
|
|
"ID": new RegExp( "^#(" + characterEncoding + ")" ),
|
|
"CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
|
|
"TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
|
|
"ATTR": new RegExp( "^" + attributes ),
|
|
"PSEUDO": new RegExp( "^" + pseudos ),
|
|
"CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
|
|
"*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
|
|
"*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
|
|
"bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
|
|
"needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
|
|
whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
|
|
},
|
|
|
|
rinputs = /^(?:input|select|textarea|button)$/i,
|
|
rheader = /^h\d$/i,
|
|
|
|
rnative = /^[^{]+\{\s*\[native \w/,
|
|
|
|
rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
|
|
|
|
rsibling = /[+~]/,
|
|
rescape = /'|\\/g,
|
|
|
|
runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
|
|
funescape = function( _, escaped, escapedWhitespace ) {
|
|
var high = "0x" + escaped - 0x10000;
|
|
return high !== high || escapedWhitespace ?
|
|
escaped :
|
|
high < 0 ?
|
|
String.fromCharCode( high + 0x10000 ) :
|
|
String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
|
|
};
|
|
|
|
try {
|
|
push.apply(
|
|
(arr = slice.call( preferredDoc.childNodes )),
|
|
preferredDoc.childNodes
|
|
);
|
|
arr[ preferredDoc.childNodes.length ].nodeType;
|
|
} catch ( e ) {
|
|
push = { apply: arr.length ?
|
|
|
|
function( target, els ) {
|
|
push_native.apply( target, slice.call(els) );
|
|
} :
|
|
|
|
function( target, els ) {
|
|
var j = target.length,
|
|
i = 0;
|
|
while ( (target[j++] = els[i++]) ) {}
|
|
target.length = j - 1;
|
|
}
|
|
};
|
|
}
|
|
|
|
function Sizzle( selector, context, results, seed ) {
|
|
var match, elem, m, nodeType,
|
|
i, groups, old, nid, newContext, newSelector;
|
|
|
|
if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
|
|
setDocument( context );
|
|
}
|
|
|
|
context = context || document;
|
|
results = results || [];
|
|
|
|
if ( !selector || typeof selector !== "string" ) {
|
|
return results;
|
|
}
|
|
|
|
if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
|
|
return [];
|
|
}
|
|
|
|
if ( documentIsHTML && !seed ) {
|
|
|
|
if ( (match = rquickExpr.exec( selector )) ) {
|
|
if ( (m = match[1]) ) {
|
|
if ( nodeType === 9 ) {
|
|
elem = context.getElementById( m );
|
|
if ( elem && elem.parentNode ) {
|
|
if ( elem.id === m ) {
|
|
results.push( elem );
|
|
return results;
|
|
}
|
|
} else {
|
|
return results;
|
|
}
|
|
} else {
|
|
if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
|
|
contains( context, elem ) && elem.id === m ) {
|
|
results.push( elem );
|
|
return results;
|
|
}
|
|
}
|
|
|
|
} else if ( match[2] ) {
|
|
push.apply( results, context.getElementsByTagName( selector ) );
|
|
return results;
|
|
|
|
} else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
|
|
push.apply( results, context.getElementsByClassName( m ) );
|
|
return results;
|
|
}
|
|
}
|
|
|
|
if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
|
|
nid = old = expando;
|
|
newContext = context;
|
|
newSelector = nodeType === 9 && selector;
|
|
|
|
if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
|
|
groups = tokenize( selector );
|
|
|
|
if ( (old = context.getAttribute("id")) ) {
|
|
nid = old.replace( rescape, "\\$&" );
|
|
} else {
|
|
context.setAttribute( "id", nid );
|
|
}
|
|
nid = "[id='" + nid + "'] ";
|
|
|
|
i = groups.length;
|
|
while ( i-- ) {
|
|
groups[i] = nid + toSelector( groups[i] );
|
|
}
|
|
newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context;
|
|
newSelector = groups.join(",");
|
|
}
|
|
|
|
if ( newSelector ) {
|
|
try {
|
|
push.apply( results,
|
|
newContext.querySelectorAll( newSelector )
|
|
);
|
|
return results;
|
|
} catch(qsaError) {
|
|
} finally {
|
|
if ( !old ) {
|
|
context.removeAttribute("id");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return select( selector.replace( rtrim, "$1" ), context, results, seed );
|
|
}
|
|
|
|
/**
|
|
* Create key-value caches of limited size
|
|
* @returns {Function(string, Object)} Returns the Object data after storing it on itself with
|
|
* property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
|
|
* deleting the oldest entry
|
|
*/
|
|
function createCache() {
|
|
var keys = [];
|
|
|
|
function cache( key, value ) {
|
|
if ( keys.push( key + " " ) > Expr.cacheLength ) {
|
|
delete cache[ keys.shift() ];
|
|
}
|
|
return (cache[ key + " " ] = value);
|
|
}
|
|
return cache;
|
|
}
|
|
|
|
/**
|
|
* Mark a function for special use by Sizzle
|
|
* @param {Function} fn The function to mark
|
|
*/
|
|
function markFunction( fn ) {
|
|
fn[ expando ] = true;
|
|
return fn;
|
|
}
|
|
|
|
/**
|
|
* Support testing using an element
|
|
* @param {Function} fn Passed the created div and expects a boolean result
|
|
*/
|
|
function assert( fn ) {
|
|
var div = document.createElement("div");
|
|
|
|
try {
|
|
return !!fn( div );
|
|
} catch (e) {
|
|
return false;
|
|
} finally {
|
|
if ( div.parentNode ) {
|
|
div.parentNode.removeChild( div );
|
|
}
|
|
div = null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Adds the same handler for all of the specified attrs
|
|
* @param {String} attrs Pipe-separated list of attributes
|
|
* @param {Function} handler The method that will be applied
|
|
*/
|
|
function addHandle( attrs, handler ) {
|
|
var arr = attrs.split("|"),
|
|
i = attrs.length;
|
|
|
|
while ( i-- ) {
|
|
Expr.attrHandle[ arr[i] ] = handler;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks document order of two siblings
|
|
* @param {Element} a
|
|
* @param {Element} b
|
|
* @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
|
|
*/
|
|
function siblingCheck( a, b ) {
|
|
var cur = b && a,
|
|
diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
|
|
( ~b.sourceIndex || MAX_NEGATIVE ) -
|
|
( ~a.sourceIndex || MAX_NEGATIVE );
|
|
|
|
if ( diff ) {
|
|
return diff;
|
|
}
|
|
|
|
if ( cur ) {
|
|
while ( (cur = cur.nextSibling) ) {
|
|
if ( cur === b ) {
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
return a ? 1 : -1;
|
|
}
|
|
|
|
/**
|
|
* Returns a function to use in pseudos for input types
|
|
* @param {String} type
|
|
*/
|
|
function createInputPseudo( type ) {
|
|
return function( elem ) {
|
|
var name = elem.nodeName.toLowerCase();
|
|
return name === "input" && elem.type === type;
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Returns a function to use in pseudos for buttons
|
|
* @param {String} type
|
|
*/
|
|
function createButtonPseudo( type ) {
|
|
return function( elem ) {
|
|
var name = elem.nodeName.toLowerCase();
|
|
return (name === "input" || name === "button") && elem.type === type;
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Returns a function to use in pseudos for positionals
|
|
* @param {Function} fn
|
|
*/
|
|
function createPositionalPseudo( fn ) {
|
|
return markFunction(function( argument ) {
|
|
argument = +argument;
|
|
return markFunction(function( seed, matches ) {
|
|
var j,
|
|
matchIndexes = fn( [], seed.length, argument ),
|
|
i = matchIndexes.length;
|
|
|
|
while ( i-- ) {
|
|
if ( seed[ (j = matchIndexes[i]) ] ) {
|
|
seed[j] = !(matches[j] = seed[j]);
|
|
}
|
|
}
|
|
});
|
|
});
|
|
}
|
|
|
|
/**
|
|
* Checks a node for validity as a Sizzle context
|
|
* @param {Element|Object=} context
|
|
* @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
|
|
*/
|
|
function testContext( context ) {
|
|
return context && typeof context.getElementsByTagName !== strundefined && context;
|
|
}
|
|
|
|
support = Sizzle.support = {};
|
|
|
|
/**
|
|
* Detects XML nodes
|
|
* @param {Element|Object} elem An element or a document
|
|
* @returns {Boolean} True iff elem is a non-HTML XML node
|
|
*/
|
|
isXML = Sizzle.isXML = function( elem ) {
|
|
var documentElement = elem && (elem.ownerDocument || elem).documentElement;
|
|
return documentElement ? documentElement.nodeName !== "HTML" : false;
|
|
};
|
|
|
|
/**
|
|
* Sets document-related variables once based on the current document
|
|
* @param {Element|Object} [doc] An element or document object to use to set the document
|
|
* @returns {Object} Returns the current document
|
|
*/
|
|
setDocument = Sizzle.setDocument = function( node ) {
|
|
var hasCompare,
|
|
doc = node ? node.ownerDocument || node : preferredDoc,
|
|
parent = doc.defaultView;
|
|
|
|
if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
|
|
return document;
|
|
}
|
|
|
|
document = doc;
|
|
docElem = doc.documentElement;
|
|
|
|
documentIsHTML = !isXML( doc );
|
|
|
|
if ( parent && parent !== parent.top ) {
|
|
if ( parent.addEventListener ) {
|
|
parent.addEventListener( "unload", function() {
|
|
setDocument();
|
|
}, false );
|
|
} else if ( parent.attachEvent ) {
|
|
parent.attachEvent( "onunload", function() {
|
|
setDocument();
|
|
});
|
|
}
|
|
}
|
|
|
|
/* Attributes
|
|
---------------------------------------------------------------------- */
|
|
|
|
support.attributes = assert(function( div ) {
|
|
div.className = "i";
|
|
return !div.getAttribute("className");
|
|
});
|
|
|
|
/* getElement(s)By*
|
|
---------------------------------------------------------------------- */
|
|
|
|
support.getElementsByTagName = assert(function( div ) {
|
|
div.appendChild( doc.createComment("") );
|
|
return !div.getElementsByTagName("*").length;
|
|
});
|
|
|
|
support.getElementsByClassName = rnative.test( doc.getElementsByClassName ) && assert(function( div ) {
|
|
div.innerHTML = "<div class='a'></div><div class='a i'></div>";
|
|
|
|
div.firstChild.className = "i";
|
|
return div.getElementsByClassName("i").length === 2;
|
|
});
|
|
|
|
support.getById = assert(function( div ) {
|
|
docElem.appendChild( div ).id = expando;
|
|
return !doc.getElementsByName || !doc.getElementsByName( expando ).length;
|
|
});
|
|
|
|
if ( support.getById ) {
|
|
Expr.find["ID"] = function( id, context ) {
|
|
if ( typeof context.getElementById !== strundefined && documentIsHTML ) {
|
|
var m = context.getElementById( id );
|
|
return m && m.parentNode ? [m] : [];
|
|
}
|
|
};
|
|
Expr.filter["ID"] = function( id ) {
|
|
var attrId = id.replace( runescape, funescape );
|
|
return function( elem ) {
|
|
return elem.getAttribute("id") === attrId;
|
|
};
|
|
};
|
|
} else {
|
|
delete Expr.find["ID"];
|
|
|
|
Expr.filter["ID"] = function( id ) {
|
|
var attrId = id.replace( runescape, funescape );
|
|
return function( elem ) {
|
|
var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
|
|
return node && node.value === attrId;
|
|
};
|
|
};
|
|
}
|
|
|
|
Expr.find["TAG"] = support.getElementsByTagName ?
|
|
function( tag, context ) {
|
|
if ( typeof context.getElementsByTagName !== strundefined ) {
|
|
return context.getElementsByTagName( tag );
|
|
}
|
|
} :
|
|
function( tag, context ) {
|
|
var elem,
|
|
tmp = [],
|
|
i = 0,
|
|
results = context.getElementsByTagName( tag );
|
|
|
|
if ( tag === "*" ) {
|
|
while ( (elem = results[i++]) ) {
|
|
if ( elem.nodeType === 1 ) {
|
|
tmp.push( elem );
|
|
}
|
|
}
|
|
|
|
return tmp;
|
|
}
|
|
return results;
|
|
};
|
|
|
|
Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
|
|
if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) {
|
|
return context.getElementsByClassName( className );
|
|
}
|
|
};
|
|
|
|
/* QSA/matchesSelector
|
|
---------------------------------------------------------------------- */
|
|
|
|
|
|
rbuggyMatches = [];
|
|
|
|
rbuggyQSA = [];
|
|
|
|
if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) {
|
|
assert(function( div ) {
|
|
div.innerHTML = "<select t=''><option selected=''></option></select>";
|
|
|
|
if ( div.querySelectorAll("[t^='']").length ) {
|
|
rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
|
|
}
|
|
|
|
if ( !div.querySelectorAll("[selected]").length ) {
|
|
rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
|
|
}
|
|
|
|
if ( !div.querySelectorAll(":checked").length ) {
|
|
rbuggyQSA.push(":checked");
|
|
}
|
|
});
|
|
|
|
assert(function( div ) {
|
|
var input = doc.createElement("input");
|
|
input.setAttribute( "type", "hidden" );
|
|
div.appendChild( input ).setAttribute( "name", "D" );
|
|
|
|
if ( div.querySelectorAll("[name=d]").length ) {
|
|
rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
|
|
}
|
|
|
|
if ( !div.querySelectorAll(":enabled").length ) {
|
|
rbuggyQSA.push( ":enabled", ":disabled" );
|
|
}
|
|
|
|
div.querySelectorAll("*,:x");
|
|
rbuggyQSA.push(",.*:");
|
|
});
|
|
}
|
|
|
|
if ( (support.matchesSelector = rnative.test( (matches = docElem.webkitMatchesSelector ||
|
|
docElem.mozMatchesSelector ||
|
|
docElem.oMatchesSelector ||
|
|
docElem.msMatchesSelector) )) ) {
|
|
|
|
assert(function( div ) {
|
|
support.disconnectedMatch = matches.call( div, "div" );
|
|
|
|
matches.call( div, "[s!='']:x" );
|
|
rbuggyMatches.push( "!=", pseudos );
|
|
});
|
|
}
|
|
|
|
rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
|
|
rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
|
|
|
|
/* Contains
|
|
---------------------------------------------------------------------- */
|
|
hasCompare = rnative.test( docElem.compareDocumentPosition );
|
|
|
|
contains = hasCompare || rnative.test( docElem.contains ) ?
|
|
function( a, b ) {
|
|
var adown = a.nodeType === 9 ? a.documentElement : a,
|
|
bup = b && b.parentNode;
|
|
return a === bup || !!( bup && bup.nodeType === 1 && (
|
|
adown.contains ?
|
|
adown.contains( bup ) :
|
|
a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
|
|
));
|
|
} :
|
|
function( a, b ) {
|
|
if ( b ) {
|
|
while ( (b = b.parentNode) ) {
|
|
if ( b === a ) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
};
|
|
|
|
/* Sorting
|
|
---------------------------------------------------------------------- */
|
|
|
|
sortOrder = hasCompare ?
|
|
function( a, b ) {
|
|
|
|
if ( a === b ) {
|
|
hasDuplicate = true;
|
|
return 0;
|
|
}
|
|
|
|
var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
|
|
if ( compare ) {
|
|
return compare;
|
|
}
|
|
|
|
compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ?
|
|
a.compareDocumentPosition( b ) :
|
|
|
|
1;
|
|
|
|
if ( compare & 1 ||
|
|
(!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
|
|
|
|
if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
|
|
return -1;
|
|
}
|
|
if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) {
|
|
return 1;
|
|
}
|
|
|
|
return sortInput ?
|
|
( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
|
|
0;
|
|
}
|
|
|
|
return compare & 4 ? -1 : 1;
|
|
} :
|
|
function( a, b ) {
|
|
if ( a === b ) {
|
|
hasDuplicate = true;
|
|
return 0;
|
|
}
|
|
|
|
var cur,
|
|
i = 0,
|
|
aup = a.parentNode,
|
|
bup = b.parentNode,
|
|
ap = [ a ],
|
|
bp = [ b ];
|
|
|
|
if ( !aup || !bup ) {
|
|
return a === doc ? -1 :
|
|
b === doc ? 1 :
|
|
aup ? -1 :
|
|
bup ? 1 :
|
|
sortInput ?
|
|
( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
|
|
0;
|
|
|
|
} else if ( aup === bup ) {
|
|
return siblingCheck( a, b );
|
|
}
|
|
|
|
cur = a;
|
|
while ( (cur = cur.parentNode) ) {
|
|
ap.unshift( cur );
|
|
}
|
|
cur = b;
|
|
while ( (cur = cur.parentNode) ) {
|
|
bp.unshift( cur );
|
|
}
|
|
|
|
while ( ap[i] === bp[i] ) {
|
|
i++;
|
|
}
|
|
|
|
return i ?
|
|
siblingCheck( ap[i], bp[i] ) :
|
|
|
|
ap[i] === preferredDoc ? -1 :
|
|
bp[i] === preferredDoc ? 1 :
|
|
0;
|
|
};
|
|
|
|
return doc;
|
|
};
|
|
|
|
Sizzle.matches = function( expr, elements ) {
|
|
return Sizzle( expr, null, null, elements );
|
|
};
|
|
|
|
Sizzle.matchesSelector = function( elem, expr ) {
|
|
if ( ( elem.ownerDocument || elem ) !== document ) {
|
|
setDocument( elem );
|
|
}
|
|
|
|
expr = expr.replace( rattributeQuotes, "='$1']" );
|
|
|
|
if ( support.matchesSelector && documentIsHTML &&
|
|
( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
|
|
( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) {
|
|
|
|
try {
|
|
var ret = matches.call( elem, expr );
|
|
|
|
if ( ret || support.disconnectedMatch ||
|
|
elem.document && elem.document.nodeType !== 11 ) {
|
|
return ret;
|
|
}
|
|
} catch(e) {}
|
|
}
|
|
|
|
return Sizzle( expr, document, null, [elem] ).length > 0;
|
|
};
|
|
|
|
Sizzle.contains = function( context, elem ) {
|
|
if ( ( context.ownerDocument || context ) !== document ) {
|
|
setDocument( context );
|
|
}
|
|
return contains( context, elem );
|
|
};
|
|
|
|
Sizzle.attr = function( elem, name ) {
|
|
if ( ( elem.ownerDocument || elem ) !== document ) {
|
|
setDocument( elem );
|
|
}
|
|
|
|
var fn = Expr.attrHandle[ name.toLowerCase() ],
|
|
val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
|
|
fn( elem, name, !documentIsHTML ) :
|
|
undefined;
|
|
|
|
return val !== undefined ?
|
|
val :
|
|
support.attributes || !documentIsHTML ?
|
|
elem.getAttribute( name ) :
|
|
(val = elem.getAttributeNode(name)) && val.specified ?
|
|
val.value :
|
|
null;
|
|
};
|
|
|
|
Sizzle.error = function( msg ) {
|
|
throw new Error( "Syntax error, unrecognized expression: " + msg );
|
|
};
|
|
|
|
/**
|
|
* Document sorting and removing duplicates
|
|
* @param {ArrayLike} results
|
|
*/
|
|
Sizzle.uniqueSort = function( results ) {
|
|
var elem,
|
|
duplicates = [],
|
|
j = 0,
|
|
i = 0;
|
|
|
|
hasDuplicate = !support.detectDuplicates;
|
|
sortInput = !support.sortStable && results.slice( 0 );
|
|
results.sort( sortOrder );
|
|
|
|
if ( hasDuplicate ) {
|
|
while ( (elem = results[i++]) ) {
|
|
if ( elem === results[ i ] ) {
|
|
j = duplicates.push( i );
|
|
}
|
|
}
|
|
while ( j-- ) {
|
|
results.splice( duplicates[ j ], 1 );
|
|
}
|
|
}
|
|
|
|
sortInput = null;
|
|
|
|
return results;
|
|
};
|
|
|
|
/**
|
|
* Utility function for retrieving the text value of an array of DOM nodes
|
|
* @param {Array|Element} elem
|
|
*/
|
|
getText = Sizzle.getText = function( elem ) {
|
|
var node,
|
|
ret = "",
|
|
i = 0,
|
|
nodeType = elem.nodeType;
|
|
|
|
if ( !nodeType ) {
|
|
while ( (node = elem[i++]) ) {
|
|
ret += getText( node );
|
|
}
|
|
} else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
|
|
if ( typeof elem.textContent === "string" ) {
|
|
return elem.textContent;
|
|
} else {
|
|
for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
|
|
ret += getText( elem );
|
|
}
|
|
}
|
|
} else if ( nodeType === 3 || nodeType === 4 ) {
|
|
return elem.nodeValue;
|
|
}
|
|
|
|
return ret;
|
|
};
|
|
|
|
Expr = Sizzle.selectors = {
|
|
|
|
cacheLength: 50,
|
|
|
|
createPseudo: markFunction,
|
|
|
|
match: matchExpr,
|
|
|
|
attrHandle: {},
|
|
|
|
find: {},
|
|
|
|
relative: {
|
|
">": { dir: "parentNode", first: true },
|
|
" ": { dir: "parentNode" },
|
|
"+": { dir: "previousSibling", first: true },
|
|
"~": { dir: "previousSibling" }
|
|
},
|
|
|
|
preFilter: {
|
|
"ATTR": function( match ) {
|
|
match[1] = match[1].replace( runescape, funescape );
|
|
|
|
match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );
|
|
|
|
if ( match[2] === "~=" ) {
|
|
match[3] = " " + match[3] + " ";
|
|
}
|
|
|
|
return match.slice( 0, 4 );
|
|
},
|
|
|
|
"CHILD": function( match ) {
|
|
/* matches from matchExpr["CHILD"]
|
|
1 type (only|nth|...)
|
|
2 what (child|of-type)
|
|
3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
|
|
4 xn-component of xn+y argument ([+-]?\d*n|)
|
|
5 sign of xn-component
|
|
6 x of xn-component
|
|
7 sign of y-component
|
|
8 y of y-component
|
|
*/
|
|
match[1] = match[1].toLowerCase();
|
|
|
|
if ( match[1].slice( 0, 3 ) === "nth" ) {
|
|
if ( !match[3] ) {
|
|
Sizzle.error( match[0] );
|
|
}
|
|
|
|
match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
|
|
match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
|
|
|
|
} else if ( match[3] ) {
|
|
Sizzle.error( match[0] );
|
|
}
|
|
|
|
return match;
|
|
},
|
|
|
|
"PSEUDO": function( match ) {
|
|
var excess,
|
|
unquoted = !match[5] && match[2];
|
|
|
|
if ( matchExpr["CHILD"].test( match[0] ) ) {
|
|
return null;
|
|
}
|
|
|
|
if ( match[3] && match[4] !== undefined ) {
|
|
match[2] = match[4];
|
|
|
|
} else if ( unquoted && rpseudo.test( unquoted ) &&
|
|
(excess = tokenize( unquoted, true )) &&
|
|
(excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
|
|
|
|
match[0] = match[0].slice( 0, excess );
|
|
match[2] = unquoted.slice( 0, excess );
|
|
}
|
|
|
|
return match.slice( 0, 3 );
|
|
}
|
|
},
|
|
|
|
filter: {
|
|
|
|
"TAG": function( nodeNameSelector ) {
|
|
var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
|
|
return nodeNameSelector === "*" ?
|
|
function() { return true; } :
|
|
function( elem ) {
|
|
return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
|
|
};
|
|
},
|
|
|
|
"CLASS": function( className ) {
|
|
var pattern = classCache[ className + " " ];
|
|
|
|
return pattern ||
|
|
(pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
|
|
classCache( className, function( elem ) {
|
|
return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" );
|
|
});
|
|
},
|
|
|
|
"ATTR": function( name, operator, check ) {
|
|
return function( elem ) {
|
|
var result = Sizzle.attr( elem, name );
|
|
|
|
if ( result == null ) {
|
|
return operator === "!=";
|
|
}
|
|
if ( !operator ) {
|
|
return true;
|
|
}
|
|
|
|
result += "";
|
|
|
|
return operator === "=" ? result === check :
|
|
operator === "!=" ? result !== check :
|
|
operator === "^=" ? check && result.indexOf( check ) === 0 :
|
|
operator === "*=" ? check && result.indexOf( check ) > -1 :
|
|
operator === "$=" ? check && result.slice( -check.length ) === check :
|
|
operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
|
|
operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
|
|
false;
|
|
};
|
|
},
|
|
|
|
"CHILD": function( type, what, argument, first, last ) {
|
|
var simple = type.slice( 0, 3 ) !== "nth",
|
|
forward = type.slice( -4 ) !== "last",
|
|
ofType = what === "of-type";
|
|
|
|
return first === 1 && last === 0 ?
|
|
|
|
function( elem ) {
|
|
return !!elem.parentNode;
|
|
} :
|
|
|
|
function( elem, context, xml ) {
|
|
var cache, outerCache, node, diff, nodeIndex, start,
|
|
dir = simple !== forward ? "nextSibling" : "previousSibling",
|
|
parent = elem.parentNode,
|
|
name = ofType && elem.nodeName.toLowerCase(),
|
|
useCache = !xml && !ofType;
|
|
|
|
if ( parent ) {
|
|
|
|
if ( simple ) {
|
|
while ( dir ) {
|
|
node = elem;
|
|
while ( (node = node[ dir ]) ) {
|
|
if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
|
|
return false;
|
|
}
|
|
}
|
|
start = dir = type === "only" && !start && "nextSibling";
|
|
}
|
|
return true;
|
|
}
|
|
|
|
start = [ forward ? parent.firstChild : parent.lastChild ];
|
|
|
|
if ( forward && useCache ) {
|
|
outerCache = parent[ expando ] || (parent[ expando ] = {});
|
|
cache = outerCache[ type ] || [];
|
|
nodeIndex = cache[0] === dirruns && cache[1];
|
|
diff = cache[0] === dirruns && cache[2];
|
|
node = nodeIndex && parent.childNodes[ nodeIndex ];
|
|
|
|
while ( (node = ++nodeIndex && node && node[ dir ] ||
|
|
|
|
(diff = nodeIndex = 0) || start.pop()) ) {
|
|
|
|
if ( node.nodeType === 1 && ++diff && node === elem ) {
|
|
outerCache[ type ] = [ dirruns, nodeIndex, diff ];
|
|
break;
|
|
}
|
|
}
|
|
|
|
} else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
|
|
diff = cache[1];
|
|
|
|
} else {
|
|
while ( (node = ++nodeIndex && node && node[ dir ] ||
|
|
(diff = nodeIndex = 0) || start.pop()) ) {
|
|
|
|
if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
|
|
if ( useCache ) {
|
|
(node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
|
|
}
|
|
|
|
if ( node === elem ) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
diff -= last;
|
|
return diff === first || ( diff % first === 0 && diff / first >= 0 );
|
|
}
|
|
};
|
|
},
|
|
|
|
"PSEUDO": function( pseudo, argument ) {
|
|
var args,
|
|
fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
|
|
Sizzle.error( "unsupported pseudo: " + pseudo );
|
|
|
|
if ( fn[ expando ] ) {
|
|
return fn( argument );
|
|
}
|
|
|
|
if ( fn.length > 1 ) {
|
|
args = [ pseudo, pseudo, "", argument ];
|
|
return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
|
|
markFunction(function( seed, matches ) {
|
|
var idx,
|
|
matched = fn( seed, argument ),
|
|
i = matched.length;
|
|
while ( i-- ) {
|
|
idx = indexOf.call( seed, matched[i] );
|
|
seed[ idx ] = !( matches[ idx ] = matched[i] );
|
|
}
|
|
}) :
|
|
function( elem ) {
|
|
return fn( elem, 0, args );
|
|
};
|
|
}
|
|
|
|
return fn;
|
|
}
|
|
},
|
|
|
|
pseudos: {
|
|
"not": markFunction(function( selector ) {
|
|
var input = [],
|
|
results = [],
|
|
matcher = compile( selector.replace( rtrim, "$1" ) );
|
|
|
|
return matcher[ expando ] ?
|
|
markFunction(function( seed, matches, context, xml ) {
|
|
var elem,
|
|
unmatched = matcher( seed, null, xml, [] ),
|
|
i = seed.length;
|
|
|
|
while ( i-- ) {
|
|
if ( (elem = unmatched[i]) ) {
|
|
seed[i] = !(matches[i] = elem);
|
|
}
|
|
}
|
|
}) :
|
|
function( elem, context, xml ) {
|
|
input[0] = elem;
|
|
matcher( input, null, xml, results );
|
|
return !results.pop();
|
|
};
|
|
}),
|
|
|
|
"has": markFunction(function( selector ) {
|
|
return function( elem ) {
|
|
return Sizzle( selector, elem ).length > 0;
|
|
};
|
|
}),
|
|
|
|
"contains": markFunction(function( text ) {
|
|
return function( elem ) {
|
|
return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
|
|
};
|
|
}),
|
|
|
|
"lang": markFunction( function( lang ) {
|
|
if ( !ridentifier.test(lang || "") ) {
|
|
Sizzle.error( "unsupported lang: " + lang );
|
|
}
|
|
lang = lang.replace( runescape, funescape ).toLowerCase();
|
|
return function( elem ) {
|
|
var elemLang;
|
|
do {
|
|
if ( (elemLang = documentIsHTML ?
|
|
elem.lang :
|
|
elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
|
|
|
|
elemLang = elemLang.toLowerCase();
|
|
return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
|
|
}
|
|
} while ( (elem = elem.parentNode) && elem.nodeType === 1 );
|
|
return false;
|
|
};
|
|
}),
|
|
|
|
"target": function( elem ) {
|
|
var hash = window.location && window.location.hash;
|
|
return hash && hash.slice( 1 ) === elem.id;
|
|
},
|
|
|
|
"root": function( elem ) {
|
|
return elem === docElem;
|
|
},
|
|
|
|
"focus": function( elem ) {
|
|
return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
|
|
},
|
|
|
|
"enabled": function( elem ) {
|
|
return elem.disabled === false;
|
|
},
|
|
|
|
"disabled": function( elem ) {
|
|
return elem.disabled === true;
|
|
},
|
|
|
|
"checked": function( elem ) {
|
|
var nodeName = elem.nodeName.toLowerCase();
|
|
return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
|
|
},
|
|
|
|
"selected": function( elem ) {
|
|
if ( elem.parentNode ) {
|
|
elem.parentNode.selectedIndex;
|
|
}
|
|
|
|
return elem.selected === true;
|
|
},
|
|
|
|
"empty": function( elem ) {
|
|
for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
|
|
if ( elem.nodeType < 6 ) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
},
|
|
|
|
"parent": function( elem ) {
|
|
return !Expr.pseudos["empty"]( elem );
|
|
},
|
|
|
|
"header": function( elem ) {
|
|
return rheader.test( elem.nodeName );
|
|
},
|
|
|
|
"input": function( elem ) {
|
|
return rinputs.test( elem.nodeName );
|
|
},
|
|
|
|
"button": function( elem ) {
|
|
var name = elem.nodeName.toLowerCase();
|
|
return name === "input" && elem.type === "button" || name === "button";
|
|
},
|
|
|
|
"text": function( elem ) {
|
|
var attr;
|
|
return elem.nodeName.toLowerCase() === "input" &&
|
|
elem.type === "text" &&
|
|
|
|
( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" );
|
|
},
|
|
|
|
"first": createPositionalPseudo(function() {
|
|
return [ 0 ];
|
|
}),
|
|
|
|
"last": createPositionalPseudo(function( matchIndexes, length ) {
|
|
return [ length - 1 ];
|
|
}),
|
|
|
|
"eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
|
|
return [ argument < 0 ? argument + length : argument ];
|
|
}),
|
|
|
|
"even": createPositionalPseudo(function( matchIndexes, length ) {
|
|
var i = 0;
|
|
for ( ; i < length; i += 2 ) {
|
|
matchIndexes.push( i );
|
|
}
|
|
return matchIndexes;
|
|
}),
|
|
|
|
"odd": createPositionalPseudo(function( matchIndexes, length ) {
|
|
var i = 1;
|
|
for ( ; i < length; i += 2 ) {
|
|
matchIndexes.push( i );
|
|
}
|
|
return matchIndexes;
|
|
}),
|
|
|
|
"lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
|
|
var i = argument < 0 ? argument + length : argument;
|
|
for ( ; --i >= 0; ) {
|
|
matchIndexes.push( i );
|
|
}
|
|
return matchIndexes;
|
|
}),
|
|
|
|
"gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
|
|
var i = argument < 0 ? argument + length : argument;
|
|
for ( ; ++i < length; ) {
|
|
matchIndexes.push( i );
|
|
}
|
|
return matchIndexes;
|
|
})
|
|
}
|
|
};
|
|
|
|
Expr.pseudos["nth"] = Expr.pseudos["eq"];
|
|
|
|
for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
|
|
Expr.pseudos[ i ] = createInputPseudo( i );
|
|
}
|
|
for ( i in { submit: true, reset: true } ) {
|
|
Expr.pseudos[ i ] = createButtonPseudo( i );
|
|
}
|
|
|
|
function setFilters() {}
|
|
setFilters.prototype = Expr.filters = Expr.pseudos;
|
|
Expr.setFilters = new setFilters();
|
|
|
|
function tokenize( selector, parseOnly ) {
|
|
var matched, match, tokens, type,
|
|
soFar, groups, preFilters,
|
|
cached = tokenCache[ selector + " " ];
|
|
|
|
if ( cached ) {
|
|
return parseOnly ? 0 : cached.slice( 0 );
|
|
}
|
|
|
|
soFar = selector;
|
|
groups = [];
|
|
preFilters = Expr.preFilter;
|
|
|
|
while ( soFar ) {
|
|
|
|
if ( !matched || (match = rcomma.exec( soFar )) ) {
|
|
if ( match ) {
|
|
soFar = soFar.slice( match[0].length ) || soFar;
|
|
}
|
|
groups.push( (tokens = []) );
|
|
}
|
|
|
|
matched = false;
|
|
|
|
if ( (match = rcombinators.exec( soFar )) ) {
|
|
matched = match.shift();
|
|
tokens.push({
|
|
value: matched,
|
|
type: match[0].replace( rtrim, " " )
|
|
});
|
|
soFar = soFar.slice( matched.length );
|
|
}
|
|
|
|
for ( type in Expr.filter ) {
|
|
if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
|
|
(match = preFilters[ type ]( match ))) ) {
|
|
matched = match.shift();
|
|
tokens.push({
|
|
value: matched,
|
|
type: type,
|
|
matches: match
|
|
});
|
|
soFar = soFar.slice( matched.length );
|
|
}
|
|
}
|
|
|
|
if ( !matched ) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
return parseOnly ?
|
|
soFar.length :
|
|
soFar ?
|
|
Sizzle.error( selector ) :
|
|
tokenCache( selector, groups ).slice( 0 );
|
|
}
|
|
|
|
function toSelector( tokens ) {
|
|
var i = 0,
|
|
len = tokens.length,
|
|
selector = "";
|
|
for ( ; i < len; i++ ) {
|
|
selector += tokens[i].value;
|
|
}
|
|
return selector;
|
|
}
|
|
|
|
function addCombinator( matcher, combinator, base ) {
|
|
var dir = combinator.dir,
|
|
checkNonElements = base && dir === "parentNode",
|
|
doneName = done++;
|
|
|
|
return combinator.first ?
|
|
function( elem, context, xml ) {
|
|
while ( (elem = elem[ dir ]) ) {
|
|
if ( elem.nodeType === 1 || checkNonElements ) {
|
|
return matcher( elem, context, xml );
|
|
}
|
|
}
|
|
} :
|
|
|
|
function( elem, context, xml ) {
|
|
var oldCache, outerCache,
|
|
newCache = [ dirruns, doneName ];
|
|
|
|
if ( xml ) {
|
|
while ( (elem = elem[ dir ]) ) {
|
|
if ( elem.nodeType === 1 || checkNonElements ) {
|
|
if ( matcher( elem, context, xml ) ) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
while ( (elem = elem[ dir ]) ) {
|
|
if ( elem.nodeType === 1 || checkNonElements ) {
|
|
outerCache = elem[ expando ] || (elem[ expando ] = {});
|
|
if ( (oldCache = outerCache[ dir ]) &&
|
|
oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
|
|
|
|
return (newCache[ 2 ] = oldCache[ 2 ]);
|
|
} else {
|
|
outerCache[ dir ] = newCache;
|
|
|
|
if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
}
|
|
|
|
function elementMatcher( matchers ) {
|
|
return matchers.length > 1 ?
|
|
function( elem, context, xml ) {
|
|
var i = matchers.length;
|
|
while ( i-- ) {
|
|
if ( !matchers[i]( elem, context, xml ) ) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
} :
|
|
matchers[0];
|
|
}
|
|
|
|
function multipleContexts( selector, contexts, results ) {
|
|
var i = 0,
|
|
len = contexts.length;
|
|
for ( ; i < len; i++ ) {
|
|
Sizzle( selector, contexts[i], results );
|
|
}
|
|
return results;
|
|
}
|
|
|
|
function condense( unmatched, map, filter, context, xml ) {
|
|
var elem,
|
|
newUnmatched = [],
|
|
i = 0,
|
|
len = unmatched.length,
|
|
mapped = map != null;
|
|
|
|
for ( ; i < len; i++ ) {
|
|
if ( (elem = unmatched[i]) ) {
|
|
if ( !filter || filter( elem, context, xml ) ) {
|
|
newUnmatched.push( elem );
|
|
if ( mapped ) {
|
|
map.push( i );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return newUnmatched;
|
|
}
|
|
|
|
function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
|
|
if ( postFilter && !postFilter[ expando ] ) {
|
|
postFilter = setMatcher( postFilter );
|
|
}
|
|
if ( postFinder && !postFinder[ expando ] ) {
|
|
postFinder = setMatcher( postFinder, postSelector );
|
|
}
|
|
return markFunction(function( seed, results, context, xml ) {
|
|
var temp, i, elem,
|
|
preMap = [],
|
|
postMap = [],
|
|
preexisting = results.length,
|
|
|
|
elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
|
|
|
|
matcherIn = preFilter && ( seed || !selector ) ?
|
|
condense( elems, preMap, preFilter, context, xml ) :
|
|
elems,
|
|
|
|
matcherOut = matcher ?
|
|
postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
|
|
|
|
[] :
|
|
|
|
results :
|
|
matcherIn;
|
|
|
|
if ( matcher ) {
|
|
matcher( matcherIn, matcherOut, context, xml );
|
|
}
|
|
|
|
if ( postFilter ) {
|
|
temp = condense( matcherOut, postMap );
|
|
postFilter( temp, [], context, xml );
|
|
|
|
i = temp.length;
|
|
while ( i-- ) {
|
|
if ( (elem = temp[i]) ) {
|
|
matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( seed ) {
|
|
if ( postFinder || preFilter ) {
|
|
if ( postFinder ) {
|
|
temp = [];
|
|
i = matcherOut.length;
|
|
while ( i-- ) {
|
|
if ( (elem = matcherOut[i]) ) {
|
|
temp.push( (matcherIn[i] = elem) );
|
|
}
|
|
}
|
|
postFinder( null, (matcherOut = []), temp, xml );
|
|
}
|
|
|
|
i = matcherOut.length;
|
|
while ( i-- ) {
|
|
if ( (elem = matcherOut[i]) &&
|
|
(temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {
|
|
|
|
seed[temp] = !(results[temp] = elem);
|
|
}
|
|
}
|
|
}
|
|
|
|
} else {
|
|
matcherOut = condense(
|
|
matcherOut === results ?
|
|
matcherOut.splice( preexisting, matcherOut.length ) :
|
|
matcherOut
|
|
);
|
|
if ( postFinder ) {
|
|
postFinder( null, results, matcherOut, xml );
|
|
} else {
|
|
push.apply( results, matcherOut );
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
function matcherFromTokens( tokens ) {
|
|
var checkContext, matcher, j,
|
|
len = tokens.length,
|
|
leadingRelative = Expr.relative[ tokens[0].type ],
|
|
implicitRelative = leadingRelative || Expr.relative[" "],
|
|
i = leadingRelative ? 1 : 0,
|
|
|
|
matchContext = addCombinator( function( elem ) {
|
|
return elem === checkContext;
|
|
}, implicitRelative, true ),
|
|
matchAnyContext = addCombinator( function( elem ) {
|
|
return indexOf.call( checkContext, elem ) > -1;
|
|
}, implicitRelative, true ),
|
|
matchers = [ function( elem, context, xml ) {
|
|
return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
|
|
(checkContext = context).nodeType ?
|
|
matchContext( elem, context, xml ) :
|
|
matchAnyContext( elem, context, xml ) );
|
|
} ];
|
|
|
|
for ( ; i < len; i++ ) {
|
|
if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
|
|
matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
|
|
} else {
|
|
matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
|
|
|
|
if ( matcher[ expando ] ) {
|
|
j = ++i;
|
|
for ( ; j < len; j++ ) {
|
|
if ( Expr.relative[ tokens[j].type ] ) {
|
|
break;
|
|
}
|
|
}
|
|
return setMatcher(
|
|
i > 1 && elementMatcher( matchers ),
|
|
i > 1 && toSelector(
|
|
tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
|
|
).replace( rtrim, "$1" ),
|
|
matcher,
|
|
i < j && matcherFromTokens( tokens.slice( i, j ) ),
|
|
j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
|
|
j < len && toSelector( tokens )
|
|
);
|
|
}
|
|
matchers.push( matcher );
|
|
}
|
|
}
|
|
|
|
return elementMatcher( matchers );
|
|
}
|
|
|
|
function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
|
|
var bySet = setMatchers.length > 0,
|
|
byElement = elementMatchers.length > 0,
|
|
superMatcher = function( seed, context, xml, results, outermost ) {
|
|
var elem, j, matcher,
|
|
matchedCount = 0,
|
|
i = "0",
|
|
unmatched = seed && [],
|
|
setMatched = [],
|
|
contextBackup = outermostContext,
|
|
elems = seed || byElement && Expr.find["TAG"]( "*", outermost ),
|
|
dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
|
|
len = elems.length;
|
|
|
|
if ( outermost ) {
|
|
outermostContext = context !== document && context;
|
|
}
|
|
|
|
for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
|
|
if ( byElement && elem ) {
|
|
j = 0;
|
|
while ( (matcher = elementMatchers[j++]) ) {
|
|
if ( matcher( elem, context, xml ) ) {
|
|
results.push( elem );
|
|
break;
|
|
}
|
|
}
|
|
if ( outermost ) {
|
|
dirruns = dirrunsUnique;
|
|
}
|
|
}
|
|
|
|
if ( bySet ) {
|
|
if ( (elem = !matcher && elem) ) {
|
|
matchedCount--;
|
|
}
|
|
|
|
if ( seed ) {
|
|
unmatched.push( elem );
|
|
}
|
|
}
|
|
}
|
|
|
|
matchedCount += i;
|
|
if ( bySet && i !== matchedCount ) {
|
|
j = 0;
|
|
while ( (matcher = setMatchers[j++]) ) {
|
|
matcher( unmatched, setMatched, context, xml );
|
|
}
|
|
|
|
if ( seed ) {
|
|
if ( matchedCount > 0 ) {
|
|
while ( i-- ) {
|
|
if ( !(unmatched[i] || setMatched[i]) ) {
|
|
setMatched[i] = pop.call( results );
|
|
}
|
|
}
|
|
}
|
|
|
|
setMatched = condense( setMatched );
|
|
}
|
|
|
|
push.apply( results, setMatched );
|
|
|
|
if ( outermost && !seed && setMatched.length > 0 &&
|
|
( matchedCount + setMatchers.length ) > 1 ) {
|
|
|
|
Sizzle.uniqueSort( results );
|
|
}
|
|
}
|
|
|
|
if ( outermost ) {
|
|
dirruns = dirrunsUnique;
|
|
outermostContext = contextBackup;
|
|
}
|
|
|
|
return unmatched;
|
|
};
|
|
|
|
return bySet ?
|
|
markFunction( superMatcher ) :
|
|
superMatcher;
|
|
}
|
|
|
|
compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {
|
|
var i,
|
|
setMatchers = [],
|
|
elementMatchers = [],
|
|
cached = compilerCache[ selector + " " ];
|
|
|
|
if ( !cached ) {
|
|
if ( !match ) {
|
|
match = tokenize( selector );
|
|
}
|
|
i = match.length;
|
|
while ( i-- ) {
|
|
cached = matcherFromTokens( match[i] );
|
|
if ( cached[ expando ] ) {
|
|
setMatchers.push( cached );
|
|
} else {
|
|
elementMatchers.push( cached );
|
|
}
|
|
}
|
|
|
|
cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
|
|
|
|
cached.selector = selector;
|
|
}
|
|
return cached;
|
|
};
|
|
|
|
/**
|
|
* A low-level selection function that works with Sizzle's compiled
|
|
* selector functions
|
|
* @param {String|Function} selector A selector or a pre-compiled
|
|
* selector function built with Sizzle.compile
|
|
* @param {Element} context
|
|
* @param {Array} [results]
|
|
* @param {Array} [seed] A set of elements to match against
|
|
*/
|
|
select = Sizzle.select = function( selector, context, results, seed ) {
|
|
var i, tokens, token, type, find,
|
|
compiled = typeof selector === "function" && selector,
|
|
match = !seed && tokenize( (selector = compiled.selector || selector) );
|
|
|
|
results = results || [];
|
|
|
|
if ( match.length === 1 ) {
|
|
|
|
tokens = match[0] = match[0].slice( 0 );
|
|
if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
|
|
support.getById && context.nodeType === 9 && documentIsHTML &&
|
|
Expr.relative[ tokens[1].type ] ) {
|
|
|
|
context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
|
|
if ( !context ) {
|
|
return results;
|
|
|
|
} else if ( compiled ) {
|
|
context = context.parentNode;
|
|
}
|
|
|
|
selector = selector.slice( tokens.shift().value.length );
|
|
}
|
|
|
|
i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
|
|
while ( i-- ) {
|
|
token = tokens[i];
|
|
|
|
if ( Expr.relative[ (type = token.type) ] ) {
|
|
break;
|
|
}
|
|
if ( (find = Expr.find[ type ]) ) {
|
|
if ( (seed = find(
|
|
token.matches[0].replace( runescape, funescape ),
|
|
rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context
|
|
)) ) {
|
|
|
|
tokens.splice( i, 1 );
|
|
selector = seed.length && toSelector( tokens );
|
|
if ( !selector ) {
|
|
push.apply( results, seed );
|
|
return results;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
( compiled || compile( selector, match ) )(
|
|
seed,
|
|
context,
|
|
!documentIsHTML,
|
|
results,
|
|
rsibling.test( selector ) && testContext( context.parentNode ) || context
|
|
);
|
|
return results;
|
|
};
|
|
|
|
|
|
support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
|
|
|
|
support.detectDuplicates = !!hasDuplicate;
|
|
|
|
setDocument();
|
|
|
|
support.sortDetached = assert(function( div1 ) {
|
|
return div1.compareDocumentPosition( document.createElement("div") ) & 1;
|
|
});
|
|
|
|
if ( !assert(function( div ) {
|
|
div.innerHTML = "<a href='#'></a>";
|
|
return div.firstChild.getAttribute("href") === "#" ;
|
|
}) ) {
|
|
addHandle( "type|href|height|width", function( elem, name, isXML ) {
|
|
if ( !isXML ) {
|
|
return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
|
|
}
|
|
});
|
|
}
|
|
|
|
if ( !support.attributes || !assert(function( div ) {
|
|
div.innerHTML = "<input/>";
|
|
div.firstChild.setAttribute( "value", "" );
|
|
return div.firstChild.getAttribute( "value" ) === "";
|
|
}) ) {
|
|
addHandle( "value", function( elem, name, isXML ) {
|
|
if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
|
|
return elem.defaultValue;
|
|
}
|
|
});
|
|
}
|
|
|
|
if ( !assert(function( div ) {
|
|
return div.getAttribute("disabled") == null;
|
|
}) ) {
|
|
addHandle( booleans, function( elem, name, isXML ) {
|
|
var val;
|
|
if ( !isXML ) {
|
|
return elem[ name ] === true ? name.toLowerCase() :
|
|
(val = elem.getAttributeNode( name )) && val.specified ?
|
|
val.value :
|
|
null;
|
|
}
|
|
});
|
|
}
|
|
|
|
if ( typeof define === "function" && define.amd ) {
|
|
define(function() { return Sizzle; });
|
|
} else if ( typeof module !== "undefined" && module.exports ) {
|
|
module.exports = Sizzle;
|
|
} else {
|
|
window.Sizzle = Sizzle;
|
|
}
|
|
|
|
})( window );
|
|
|
|
;(function() {
|
|
if (typeof Sizzle !== 'undefined') {
|
|
return;
|
|
}
|
|
|
|
if (typeof define !== 'undefined' && define.amd) {
|
|
window.Sizzle = Prototype._actual_sizzle;
|
|
window.define = Prototype._original_define;
|
|
delete Prototype._actual_sizzle;
|
|
delete Prototype._original_define;
|
|
} else if (typeof module !== 'undefined' && module.exports) {
|
|
window.Sizzle = module.exports;
|
|
module.exports = {};
|
|
}
|
|
})();
|
|
|
|
;(function(engine) {
|
|
var extendElements = Prototype.Selector.extendElements;
|
|
|
|
function select(selector, scope) {
|
|
return extendElements(engine(selector, scope || document));
|
|
}
|
|
|
|
function match(element, selector) {
|
|
return engine.matches(selector, [element]).length == 1;
|
|
}
|
|
|
|
Prototype.Selector.engine = engine;
|
|
Prototype.Selector.select = select;
|
|
Prototype.Selector.match = match;
|
|
})(Sizzle);
|
|
|
|
window.Sizzle = Prototype._original_property;
|
|
delete Prototype._original_property;
|
|
|
|
var Form = {
|
|
reset: function(form) {
|
|
form = $(form);
|
|
form.reset();
|
|
return form;
|
|
},
|
|
|
|
serializeElements: function(elements, options) {
|
|
if (typeof options != 'object') options = { hash: !!options };
|
|
else if (Object.isUndefined(options.hash)) options.hash = true;
|
|
var key, value, submitted = false, submit = options.submit, accumulator, initial;
|
|
|
|
if (options.hash) {
|
|
initial = {};
|
|
accumulator = function(result, key, value) {
|
|
if (key in result) {
|
|
if (!Object.isArray(result[key])) result[key] = [result[key]];
|
|
result[key] = result[key].concat(value);
|
|
} else result[key] = value;
|
|
return result;
|
|
};
|
|
} else {
|
|
initial = '';
|
|
accumulator = function(result, key, values) {
|
|
if (!Object.isArray(values)) {values = [values];}
|
|
if (!values.length) {return result;}
|
|
var encodedKey = encodeURIComponent(key).gsub(/%20/, '+');
|
|
return result + (result ? "&" : "") + values.map(function (value) {
|
|
value = value.gsub(/(\r)?\n/, '\r\n');
|
|
value = encodeURIComponent(value);
|
|
value = value.gsub(/%20/, '+');
|
|
return encodedKey + "=" + value;
|
|
}).join("&");
|
|
};
|
|
}
|
|
|
|
return elements.inject(initial, function(result, element) {
|
|
if (!element.disabled && element.name) {
|
|
key = element.name; value = $(element).getValue();
|
|
if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted &&
|
|
submit !== false && (!submit || key == submit) && (submitted = true)))) {
|
|
result = accumulator(result, key, value);
|
|
}
|
|
}
|
|
return result;
|
|
});
|
|
}
|
|
};
|
|
|
|
Form.Methods = {
|
|
serialize: function(form, options) {
|
|
return Form.serializeElements(Form.getElements(form), options);
|
|
},
|
|
|
|
|
|
getElements: function(form) {
|
|
var elements = $(form).getElementsByTagName('*');
|
|
var element, results = [], serializers = Form.Element.Serializers;
|
|
|
|
for (var i = 0; element = elements[i]; i++) {
|
|
if (serializers[element.tagName.toLowerCase()])
|
|
results.push(Element.extend(element));
|
|
}
|
|
return results;
|
|
},
|
|
|
|
getInputs: function(form, typeName, name) {
|
|
form = $(form);
|
|
var inputs = form.getElementsByTagName('input');
|
|
|
|
if (!typeName && !name) return $A(inputs).map(Element.extend);
|
|
|
|
for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
|
|
var input = inputs[i];
|
|
if ((typeName && input.type != typeName) || (name && input.name != name))
|
|
continue;
|
|
matchingInputs.push(Element.extend(input));
|
|
}
|
|
|
|
return matchingInputs;
|
|
},
|
|
|
|
disable: function(form) {
|
|
form = $(form);
|
|
Form.getElements(form).invoke('disable');
|
|
return form;
|
|
},
|
|
|
|
enable: function(form) {
|
|
form = $(form);
|
|
Form.getElements(form).invoke('enable');
|
|
return form;
|
|
},
|
|
|
|
findFirstElement: function(form) {
|
|
var elements = $(form).getElements().findAll(function(element) {
|
|
return 'hidden' != element.type && !element.disabled;
|
|
});
|
|
var firstByIndex = elements.findAll(function(element) {
|
|
return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
|
|
}).sortBy(function(element) { return element.tabIndex }).first();
|
|
|
|
return firstByIndex ? firstByIndex : elements.find(function(element) {
|
|
return /^(?:input|select|textarea)$/i.test(element.tagName);
|
|
});
|
|
},
|
|
|
|
focusFirstElement: function(form) {
|
|
form = $(form);
|
|
var element = form.findFirstElement();
|
|
if (element) element.activate();
|
|
return form;
|
|
},
|
|
|
|
request: function(form, options) {
|
|
form = $(form), options = Object.clone(options || { });
|
|
|
|
var params = options.parameters, action = form.readAttribute('action') || '';
|
|
if (action.blank()) action = window.location.href;
|
|
options.parameters = form.serialize(true);
|
|
|
|
if (params) {
|
|
if (Object.isString(params)) params = params.toQueryParams();
|
|
Object.extend(options.parameters, params);
|
|
}
|
|
|
|
if (form.hasAttribute('method') && !options.method)
|
|
options.method = form.method;
|
|
|
|
return new Ajax.Request(action, options);
|
|
}
|
|
};
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
|
|
Form.Element = {
|
|
focus: function(element) {
|
|
$(element).focus();
|
|
return element;
|
|
},
|
|
|
|
select: function(element) {
|
|
$(element).select();
|
|
return element;
|
|
}
|
|
};
|
|
|
|
Form.Element.Methods = {
|
|
|
|
serialize: function(element) {
|
|
element = $(element);
|
|
if (!element.disabled && element.name) {
|
|
var value = element.getValue();
|
|
if (value != undefined) {
|
|
var pair = { };
|
|
pair[element.name] = value;
|
|
return Object.toQueryString(pair);
|
|
}
|
|
}
|
|
return '';
|
|
},
|
|
|
|
getValue: function(element) {
|
|
element = $(element);
|
|
var method = element.tagName.toLowerCase();
|
|
return Form.Element.Serializers[method](element);
|
|
},
|
|
|
|
setValue: function(element, value) {
|
|
element = $(element);
|
|
var method = element.tagName.toLowerCase();
|
|
Form.Element.Serializers[method](element, value);
|
|
return element;
|
|
},
|
|
|
|
clear: function(element) {
|
|
$(element).value = '';
|
|
return element;
|
|
},
|
|
|
|
present: function(element) {
|
|
return $(element).value != '';
|
|
},
|
|
|
|
activate: function(element) {
|
|
element = $(element);
|
|
try {
|
|
element.focus();
|
|
if (element.select && (element.tagName.toLowerCase() != 'input' ||
|
|
!(/^(?:button|reset|submit)$/i.test(element.type))))
|
|
element.select();
|
|
} catch (e) { }
|
|
return element;
|
|
},
|
|
|
|
disable: function(element) {
|
|
element = $(element);
|
|
element.disabled = true;
|
|
return element;
|
|
},
|
|
|
|
enable: function(element) {
|
|
element = $(element);
|
|
element.disabled = false;
|
|
return element;
|
|
}
|
|
};
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
var Field = Form.Element;
|
|
|
|
var $F = Form.Element.Methods.getValue;
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
Form.Element.Serializers = (function() {
|
|
function input(element, value) {
|
|
switch (element.type.toLowerCase()) {
|
|
case 'checkbox':
|
|
case 'radio':
|
|
return inputSelector(element, value);
|
|
default:
|
|
return valueSelector(element, value);
|
|
}
|
|
}
|
|
|
|
function inputSelector(element, value) {
|
|
if (Object.isUndefined(value))
|
|
return element.checked ? element.value : null;
|
|
else element.checked = !!value;
|
|
}
|
|
|
|
function valueSelector(element, value) {
|
|
if (Object.isUndefined(value)) return element.value;
|
|
else element.value = value;
|
|
}
|
|
|
|
function select(element, value) {
|
|
if (Object.isUndefined(value))
|
|
return (element.type === 'select-one' ? selectOne : selectMany)(element);
|
|
|
|
var opt, currentValue, single = !Object.isArray(value);
|
|
for (var i = 0, length = element.length; i < length; i++) {
|
|
opt = element.options[i];
|
|
currentValue = this.optionValue(opt);
|
|
if (single) {
|
|
if (currentValue == value) {
|
|
opt.selected = true;
|
|
return;
|
|
}
|
|
}
|
|
else opt.selected = value.include(currentValue);
|
|
}
|
|
}
|
|
|
|
function selectOne(element) {
|
|
var index = element.selectedIndex;
|
|
return index >= 0 ? optionValue(element.options[index]) : null;
|
|
}
|
|
|
|
function selectMany(element) {
|
|
var values, length = element.length;
|
|
if (!length) return null;
|
|
|
|
for (var i = 0, values = []; i < length; i++) {
|
|
var opt = element.options[i];
|
|
if (opt.selected) values.push(optionValue(opt));
|
|
}
|
|
return values;
|
|
}
|
|
|
|
function optionValue(opt) {
|
|
return Element.hasAttribute(opt, 'value') ? opt.value : opt.text;
|
|
}
|
|
|
|
return {
|
|
input: input,
|
|
inputSelector: inputSelector,
|
|
textarea: valueSelector,
|
|
select: select,
|
|
selectOne: selectOne,
|
|
selectMany: selectMany,
|
|
optionValue: optionValue,
|
|
button: valueSelector
|
|
};
|
|
})();
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
|
|
Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
|
|
initialize: function($super, element, frequency, callback) {
|
|
$super(callback, frequency);
|
|
this.element = $(element);
|
|
this.lastValue = this.getValue();
|
|
},
|
|
|
|
execute: function() {
|
|
var value = this.getValue();
|
|
if (Object.isString(this.lastValue) && Object.isString(value) ?
|
|
this.lastValue != value : String(this.lastValue) != String(value)) {
|
|
this.callback(this.element, value);
|
|
this.lastValue = value;
|
|
}
|
|
}
|
|
});
|
|
|
|
Form.Element.Observer = Class.create(Abstract.TimedObserver, {
|
|
getValue: function() {
|
|
return Form.Element.getValue(this.element);
|
|
}
|
|
});
|
|
|
|
Form.Observer = Class.create(Abstract.TimedObserver, {
|
|
getValue: function() {
|
|
return Form.serialize(this.element);
|
|
}
|
|
});
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
Abstract.EventObserver = Class.create({
|
|
initialize: function(element, callback) {
|
|
this.element = $(element);
|
|
this.callback = callback;
|
|
|
|
this.lastValue = this.getValue();
|
|
if (this.element.tagName.toLowerCase() == 'form')
|
|
this.registerFormCallbacks();
|
|
else
|
|
this.registerCallback(this.element);
|
|
},
|
|
|
|
onElementEvent: function() {
|
|
var value = this.getValue();
|
|
if (this.lastValue != value) {
|
|
this.callback(this.element, value);
|
|
this.lastValue = value;
|
|
}
|
|
},
|
|
|
|
registerFormCallbacks: function() {
|
|
Form.getElements(this.element).each(this.registerCallback, this);
|
|
},
|
|
|
|
registerCallback: function(element) {
|
|
if (element.type) {
|
|
switch (element.type.toLowerCase()) {
|
|
case 'checkbox':
|
|
case 'radio':
|
|
Event.observe(element, 'click', this.onElementEvent.bind(this));
|
|
break;
|
|
default:
|
|
Event.observe(element, 'change', this.onElementEvent.bind(this));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
Form.Element.EventObserver = Class.create(Abstract.EventObserver, {
|
|
getValue: function() {
|
|
return Form.Element.getValue(this.element);
|
|
}
|
|
});
|
|
|
|
Form.EventObserver = Class.create(Abstract.EventObserver, {
|
|
getValue: function() {
|
|
return Form.serialize(this.element);
|
|
}
|
|
});
|
|
(function(GLOBAL) {
|
|
var DIV = document.createElement('div');
|
|
var docEl = document.documentElement;
|
|
var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
|
|
&& 'onmouseleave' in docEl;
|
|
|
|
var Event = {
|
|
KEY_BACKSPACE: 8,
|
|
KEY_TAB: 9,
|
|
KEY_RETURN: 13,
|
|
KEY_ESC: 27,
|
|
KEY_LEFT: 37,
|
|
KEY_UP: 38,
|
|
KEY_RIGHT: 39,
|
|
KEY_DOWN: 40,
|
|
KEY_DELETE: 46,
|
|
KEY_HOME: 36,
|
|
KEY_END: 35,
|
|
KEY_PAGEUP: 33,
|
|
KEY_PAGEDOWN: 34,
|
|
KEY_INSERT: 45
|
|
};
|
|
|
|
|
|
var isIELegacyEvent = function(event) { return false; };
|
|
|
|
if (window.attachEvent) {
|
|
if (window.addEventListener) {
|
|
isIELegacyEvent = function(event) {
|
|
return !(event instanceof window.Event);
|
|
};
|
|
} else {
|
|
isIELegacyEvent = function(event) { return true; };
|
|
}
|
|
}
|
|
|
|
var _isButton;
|
|
|
|
function _isButtonForDOMEvents(event, code) {
|
|
return event.which ? (event.which === code + 1) : (event.button === code);
|
|
}
|
|
|
|
var legacyButtonMap = { 0: 1, 1: 4, 2: 2 };
|
|
function _isButtonForLegacyEvents(event, code) {
|
|
return event.button === legacyButtonMap[code];
|
|
}
|
|
|
|
function _isButtonForWebKit(event, code) {
|
|
switch (code) {
|
|
case 0: return event.which == 1 && !event.metaKey;
|
|
case 1: return event.which == 2 || (event.which == 1 && event.metaKey);
|
|
case 2: return event.which == 3;
|
|
default: return false;
|
|
}
|
|
}
|
|
|
|
if (window.attachEvent) {
|
|
if (!window.addEventListener) {
|
|
_isButton = _isButtonForLegacyEvents;
|
|
} else {
|
|
_isButton = function(event, code) {
|
|
return isIELegacyEvent(event) ? _isButtonForLegacyEvents(event, code) :
|
|
_isButtonForDOMEvents(event, code);
|
|
}
|
|
}
|
|
} else if (Prototype.Browser.WebKit) {
|
|
_isButton = _isButtonForWebKit;
|
|
} else {
|
|
_isButton = _isButtonForDOMEvents;
|
|
}
|
|
|
|
function isLeftClick(event) { return _isButton(event, 0) }
|
|
|
|
function isMiddleClick(event) { return _isButton(event, 1) }
|
|
|
|
function isRightClick(event) { return _isButton(event, 2) }
|
|
|
|
function element(event) {
|
|
return Element.extend(_element(event));
|
|
}
|
|
|
|
function _element(event) {
|
|
event = Event.extend(event);
|
|
|
|
var node = event.target, type = event.type,
|
|
currentTarget = event.currentTarget;
|
|
|
|
if (currentTarget && currentTarget.tagName) {
|
|
if (type === 'load' || type === 'error' ||
|
|
(type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
|
|
&& currentTarget.type === 'radio'))
|
|
node = currentTarget;
|
|
}
|
|
|
|
return node.nodeType == Node.TEXT_NODE ? node.parentNode : node;
|
|
}
|
|
|
|
function findElement(event, expression) {
|
|
var element = _element(event), selector = Prototype.Selector;
|
|
if (!expression) return Element.extend(element);
|
|
while (element) {
|
|
if (Object.isElement(element) && selector.match(element, expression))
|
|
return Element.extend(element);
|
|
element = element.parentNode;
|
|
}
|
|
}
|
|
|
|
function pointer(event) {
|
|
return { x: pointerX(event), y: pointerY(event) };
|
|
}
|
|
|
|
function pointerX(event) {
|
|
var docElement = document.documentElement,
|
|
body = document.body || { scrollLeft: 0 };
|
|
|
|
return event.pageX || (event.clientX +
|
|
(docElement.scrollLeft || body.scrollLeft) -
|
|
(docElement.clientLeft || 0));
|
|
}
|
|
|
|
function pointerY(event) {
|
|
var docElement = document.documentElement,
|
|
body = document.body || { scrollTop: 0 };
|
|
|
|
return event.pageY || (event.clientY +
|
|
(docElement.scrollTop || body.scrollTop) -
|
|
(docElement.clientTop || 0));
|
|
}
|
|
|
|
|
|
function stop(event) {
|
|
Event.extend(event);
|
|
event.preventDefault();
|
|
event.stopPropagation();
|
|
|
|
event.stopped = true;
|
|
}
|
|
|
|
|
|
Event.Methods = {
|
|
isLeftClick: isLeftClick,
|
|
isMiddleClick: isMiddleClick,
|
|
isRightClick: isRightClick,
|
|
|
|
element: element,
|
|
findElement: findElement,
|
|
|
|
pointer: pointer,
|
|
pointerX: pointerX,
|
|
pointerY: pointerY,
|
|
|
|
stop: stop
|
|
};
|
|
|
|
var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
|
|
m[name] = Event.Methods[name].methodize();
|
|
return m;
|
|
});
|
|
|
|
if (window.attachEvent) {
|
|
function _relatedTarget(event) {
|
|
var element;
|
|
switch (event.type) {
|
|
case 'mouseover':
|
|
case 'mouseenter':
|
|
element = event.fromElement;
|
|
break;
|
|
case 'mouseout':
|
|
case 'mouseleave':
|
|
element = event.toElement;
|
|
break;
|
|
default:
|
|
return null;
|
|
}
|
|
return Element.extend(element);
|
|
}
|
|
|
|
var additionalMethods = {
|
|
stopPropagation: function() { this.cancelBubble = true },
|
|
preventDefault: function() { this.returnValue = false },
|
|
inspect: function() { return '[object Event]' }
|
|
};
|
|
|
|
Event.extend = function(event, element) {
|
|
if (!event) return false;
|
|
|
|
if (!isIELegacyEvent(event)) return event;
|
|
|
|
if (event._extendedByPrototype) return event;
|
|
event._extendedByPrototype = Prototype.emptyFunction;
|
|
|
|
var pointer = Event.pointer(event);
|
|
|
|
Object.extend(event, {
|
|
target: event.srcElement || element,
|
|
relatedTarget: _relatedTarget(event),
|
|
pageX: pointer.x,
|
|
pageY: pointer.y
|
|
});
|
|
|
|
Object.extend(event, methods);
|
|
Object.extend(event, additionalMethods);
|
|
|
|
return event;
|
|
};
|
|
} else {
|
|
Event.extend = Prototype.K;
|
|
}
|
|
|
|
if (window.addEventListener) {
|
|
Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__;
|
|
Object.extend(Event.prototype, methods);
|
|
}
|
|
|
|
var EVENT_TRANSLATIONS = {
|
|
mouseenter: 'mouseover',
|
|
mouseleave: 'mouseout'
|
|
};
|
|
|
|
function getDOMEventName(eventName) {
|
|
return EVENT_TRANSLATIONS[eventName] || eventName;
|
|
}
|
|
|
|
if (MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED)
|
|
getDOMEventName = Prototype.K;
|
|
|
|
function getUniqueElementID(element) {
|
|
if (element === window) return 0;
|
|
|
|
if (typeof element._prototypeUID === 'undefined')
|
|
element._prototypeUID = Element.Storage.UID++;
|
|
return element._prototypeUID;
|
|
}
|
|
|
|
function getUniqueElementID_IE(element) {
|
|
if (element === window) return 0;
|
|
if (element == document) return 1;
|
|
return element.uniqueID;
|
|
}
|
|
|
|
if ('uniqueID' in DIV)
|
|
getUniqueElementID = getUniqueElementID_IE;
|
|
|
|
function isCustomEvent(eventName) {
|
|
return eventName.include(':');
|
|
}
|
|
|
|
Event._isCustomEvent = isCustomEvent;
|
|
|
|
function getOrCreateRegistryFor(element, uid) {
|
|
var CACHE = GLOBAL.Event.cache;
|
|
if (Object.isUndefined(uid))
|
|
uid = getUniqueElementID(element);
|
|
if (!CACHE[uid]) CACHE[uid] = { element: element };
|
|
return CACHE[uid];
|
|
}
|
|
|
|
function destroyRegistryForElement(element, uid) {
|
|
if (Object.isUndefined(uid))
|
|
uid = getUniqueElementID(element);
|
|
delete GLOBAL.Event.cache[uid];
|
|
}
|
|
|
|
|
|
function register(element, eventName, handler) {
|
|
var registry = getOrCreateRegistryFor(element);
|
|
if (!registry[eventName]) registry[eventName] = [];
|
|
var entries = registry[eventName];
|
|
|
|
var i = entries.length;
|
|
while (i--)
|
|
if (entries[i].handler === handler) return null;
|
|
|
|
var uid = getUniqueElementID(element);
|
|
var responder = GLOBAL.Event._createResponder(uid, eventName, handler);
|
|
var entry = {
|
|
responder: responder,
|
|
handler: handler
|
|
};
|
|
|
|
entries.push(entry);
|
|
return entry;
|
|
}
|
|
|
|
function unregister(element, eventName, handler) {
|
|
var registry = getOrCreateRegistryFor(element);
|
|
var entries = registry[eventName] || [];
|
|
|
|
var i = entries.length, entry;
|
|
while (i--) {
|
|
if (entries[i].handler === handler) {
|
|
entry = entries[i];
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (entry) {
|
|
var index = entries.indexOf(entry);
|
|
entries.splice(index, 1);
|
|
}
|
|
|
|
if (entries.length === 0) {
|
|
delete registry[eventName];
|
|
if (Object.keys(registry).length === 1 && ('element' in registry))
|
|
destroyRegistryForElement(element);
|
|
}
|
|
|
|
return entry;
|
|
}
|
|
|
|
|
|
function observe(element, eventName, handler) {
|
|
element = $(element);
|
|
var entry = register(element, eventName, handler);
|
|
|
|
if (entry === null) return element;
|
|
|
|
var responder = entry.responder;
|
|
if (isCustomEvent(eventName))
|
|
observeCustomEvent(element, eventName, responder);
|
|
else
|
|
observeStandardEvent(element, eventName, responder);
|
|
|
|
return element;
|
|
}
|
|
|
|
function observeStandardEvent(element, eventName, responder) {
|
|
var actualEventName = getDOMEventName(eventName);
|
|
if (element.addEventListener) {
|
|
element.addEventListener(actualEventName, responder, false);
|
|
} else {
|
|
element.attachEvent('on' + actualEventName, responder);
|
|
}
|
|
}
|
|
|
|
function observeCustomEvent(element, eventName, responder) {
|
|
if (element.addEventListener) {
|
|
element.addEventListener('dataavailable', responder, false);
|
|
} else {
|
|
element.attachEvent('ondataavailable', responder);
|
|
element.attachEvent('onlosecapture', responder);
|
|
}
|
|
}
|
|
|
|
function stopObserving(element, eventName, handler) {
|
|
element = $(element);
|
|
var handlerGiven = !Object.isUndefined(handler),
|
|
eventNameGiven = !Object.isUndefined(eventName);
|
|
|
|
if (!eventNameGiven && !handlerGiven) {
|
|
stopObservingElement(element);
|
|
return element;
|
|
}
|
|
|
|
if (!handlerGiven) {
|
|
stopObservingEventName(element, eventName);
|
|
return element;
|
|
}
|
|
|
|
var entry = unregister(element, eventName, handler);
|
|
|
|
if (!entry) return element;
|
|
removeEvent(element, eventName, entry.responder);
|
|
return element;
|
|
}
|
|
|
|
function stopObservingStandardEvent(element, eventName, responder) {
|
|
var actualEventName = getDOMEventName(eventName);
|
|
if (element.removeEventListener) {
|
|
element.removeEventListener(actualEventName, responder, false);
|
|
} else {
|
|
element.detachEvent('on' + actualEventName, responder);
|
|
}
|
|
}
|
|
|
|
function stopObservingCustomEvent(element, eventName, responder) {
|
|
if (element.removeEventListener) {
|
|
element.removeEventListener('dataavailable', responder, false);
|
|
} else {
|
|
element.detachEvent('ondataavailable', responder);
|
|
element.detachEvent('onlosecapture', responder);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
function stopObservingElement(element) {
|
|
var uid = getUniqueElementID(element), registry = GLOBAL.Event.cache[uid];
|
|
if (!registry) return;
|
|
|
|
destroyRegistryForElement(element, uid);
|
|
|
|
var entries, i;
|
|
for (var eventName in registry) {
|
|
if (eventName === 'element') continue;
|
|
|
|
entries = registry[eventName];
|
|
i = entries.length;
|
|
while (i--)
|
|
removeEvent(element, eventName, entries[i].responder);
|
|
}
|
|
}
|
|
|
|
function stopObservingEventName(element, eventName) {
|
|
var registry = getOrCreateRegistryFor(element);
|
|
var entries = registry[eventName];
|
|
if (entries) {
|
|
delete registry[eventName];
|
|
}
|
|
|
|
entries = entries || [];
|
|
|
|
var i = entries.length;
|
|
while (i--)
|
|
removeEvent(element, eventName, entries[i].responder);
|
|
|
|
for (var name in registry) {
|
|
if (name === 'element') continue;
|
|
return; // There is another registered event
|
|
}
|
|
|
|
destroyRegistryForElement(element);
|
|
}
|
|
|
|
|
|
function removeEvent(element, eventName, handler) {
|
|
if (isCustomEvent(eventName))
|
|
stopObservingCustomEvent(element, eventName, handler);
|
|
else
|
|
stopObservingStandardEvent(element, eventName, handler);
|
|
}
|
|
|
|
|
|
|
|
function getFireTarget(element) {
|
|
if (element !== document) return element;
|
|
if (document.createEvent && !element.dispatchEvent)
|
|
return document.documentElement;
|
|
return element;
|
|
}
|
|
|
|
function fire(element, eventName, memo, bubble) {
|
|
element = getFireTarget($(element));
|
|
if (Object.isUndefined(bubble)) bubble = true;
|
|
memo = memo || {};
|
|
|
|
var event = fireEvent(element, eventName, memo, bubble);
|
|
return Event.extend(event);
|
|
}
|
|
|
|
function fireEvent_DOM(element, eventName, memo, bubble) {
|
|
var event = document.createEvent('HTMLEvents');
|
|
event.initEvent('dataavailable', bubble, true);
|
|
|
|
event.eventName = eventName;
|
|
event.memo = memo;
|
|
|
|
element.dispatchEvent(event);
|
|
return event;
|
|
}
|
|
|
|
function fireEvent_IE(element, eventName, memo, bubble) {
|
|
var event = document.createEventObject();
|
|
event.eventType = bubble ? 'ondataavailable' : 'onlosecapture';
|
|
|
|
event.eventName = eventName;
|
|
event.memo = memo;
|
|
|
|
element.fireEvent(event.eventType, event);
|
|
return event;
|
|
}
|
|
|
|
var fireEvent = document.createEvent ? fireEvent_DOM : fireEvent_IE;
|
|
|
|
|
|
|
|
Event.Handler = Class.create({
|
|
initialize: function(element, eventName, selector, callback) {
|
|
this.element = $(element);
|
|
this.eventName = eventName;
|
|
this.selector = selector;
|
|
this.callback = callback;
|
|
this.handler = this.handleEvent.bind(this);
|
|
},
|
|
|
|
|
|
start: function() {
|
|
Event.observe(this.element, this.eventName, this.handler);
|
|
return this;
|
|
},
|
|
|
|
stop: function() {
|
|
Event.stopObserving(this.element, this.eventName, this.handler);
|
|
return this;
|
|
},
|
|
|
|
handleEvent: function(event) {
|
|
var element = Event.findElement(event, this.selector);
|
|
if (element) this.callback.call(this.element, event, element);
|
|
}
|
|
});
|
|
|
|
function on(element, eventName, selector, callback) {
|
|
element = $(element);
|
|
if (Object.isFunction(selector) && Object.isUndefined(callback)) {
|
|
callback = selector, selector = null;
|
|
}
|
|
|
|
return new Event.Handler(element, eventName, selector, callback).start();
|
|
}
|
|
|
|
Object.extend(Event, Event.Methods);
|
|
|
|
Object.extend(Event, {
|
|
fire: fire,
|
|
observe: observe,
|
|
stopObserving: stopObserving,
|
|
on: on
|
|
});
|
|
|
|
Element.addMethods({
|
|
fire: fire,
|
|
|
|
observe: observe,
|
|
|
|
stopObserving: stopObserving,
|
|
|
|
on: on
|
|
});
|
|
|
|
Object.extend(document, {
|
|
fire: fire.methodize(),
|
|
|
|
observe: observe.methodize(),
|
|
|
|
stopObserving: stopObserving.methodize(),
|
|
|
|
on: on.methodize(),
|
|
|
|
loaded: false
|
|
});
|
|
|
|
if (GLOBAL.Event) Object.extend(window.Event, Event);
|
|
else GLOBAL.Event = Event;
|
|
|
|
GLOBAL.Event.cache = {};
|
|
|
|
function destroyCache_IE() {
|
|
GLOBAL.Event.cache = null;
|
|
}
|
|
|
|
if (window.attachEvent)
|
|
window.attachEvent('onunload', destroyCache_IE);
|
|
|
|
DIV = null;
|
|
docEl = null;
|
|
})(this);
|
|
|
|
(function(GLOBAL) {
|
|
/* Code for creating leak-free event responders is based on work by
|
|
John-David Dalton. */
|
|
|
|
var docEl = document.documentElement;
|
|
var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
|
|
&& 'onmouseleave' in docEl;
|
|
|
|
function isSimulatedMouseEnterLeaveEvent(eventName) {
|
|
return !MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED &&
|
|
(eventName === 'mouseenter' || eventName === 'mouseleave');
|
|
}
|
|
|
|
function createResponder(uid, eventName, handler) {
|
|
if (Event._isCustomEvent(eventName))
|
|
return createResponderForCustomEvent(uid, eventName, handler);
|
|
if (isSimulatedMouseEnterLeaveEvent(eventName))
|
|
return createMouseEnterLeaveResponder(uid, eventName, handler);
|
|
|
|
return function(event) {
|
|
if (!Event.cache) return;
|
|
|
|
var element = Event.cache[uid].element;
|
|
Event.extend(event, element);
|
|
handler.call(element, event);
|
|
};
|
|
}
|
|
|
|
function createResponderForCustomEvent(uid, eventName, handler) {
|
|
return function(event) {
|
|
var cache = Event.cache[uid];
|
|
var element = cache && cache.element;
|
|
|
|
if (Object.isUndefined(event.eventName))
|
|
return false;
|
|
|
|
if (event.eventName !== eventName)
|
|
return false;
|
|
|
|
Event.extend(event, element);
|
|
handler.call(element, event);
|
|
};
|
|
}
|
|
|
|
function createMouseEnterLeaveResponder(uid, eventName, handler) {
|
|
return function(event) {
|
|
var element = Event.cache[uid].element;
|
|
|
|
Event.extend(event, element);
|
|
var parent = event.relatedTarget;
|
|
|
|
while (parent && parent !== element) {
|
|
try { parent = parent.parentNode; }
|
|
catch(e) { parent = element; }
|
|
}
|
|
|
|
if (parent === element) return;
|
|
handler.call(element, event);
|
|
}
|
|
}
|
|
|
|
GLOBAL.Event._createResponder = createResponder;
|
|
docEl = null;
|
|
})(this);
|
|
|
|
(function(GLOBAL) {
|
|
/* Support for the DOMContentLoaded event is based on work by Dan Webb,
|
|
Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */
|
|
|
|
var TIMER;
|
|
|
|
function fireContentLoadedEvent() {
|
|
if (document.loaded) return;
|
|
if (TIMER) window.clearTimeout(TIMER);
|
|
document.loaded = true;
|
|
document.fire('dom:loaded');
|
|
}
|
|
|
|
function checkReadyState() {
|
|
if (document.readyState === 'complete') {
|
|
document.detachEvent('onreadystatechange', checkReadyState);
|
|
fireContentLoadedEvent();
|
|
}
|
|
}
|
|
|
|
function pollDoScroll() {
|
|
try {
|
|
document.documentElement.doScroll('left');
|
|
} catch (e) {
|
|
TIMER = pollDoScroll.defer();
|
|
return;
|
|
}
|
|
|
|
fireContentLoadedEvent();
|
|
}
|
|
|
|
|
|
if (document.readyState === 'complete') {
|
|
fireContentLoadedEvent();
|
|
return;
|
|
}
|
|
|
|
if (document.addEventListener) {
|
|
document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false);
|
|
} else {
|
|
document.attachEvent('onreadystatechange', checkReadyState);
|
|
if (window == top) TIMER = pollDoScroll.defer();
|
|
}
|
|
|
|
Event.observe(window, 'load', fireContentLoadedEvent);
|
|
})(this);
|
|
|
|
|
|
Element.addMethods();
|
|
/*------------------------------- DEPRECATED -------------------------------*/
|
|
|
|
Hash.toQueryString = Object.toQueryString;
|
|
|
|
var Toggle = { display: Element.toggle };
|
|
|
|
Element.addMethods({
|
|
childOf: Element.Methods.descendantOf
|
|
});
|
|
|
|
var Insertion = {
|
|
Before: function(element, content) {
|
|
return Element.insert(element, {before:content});
|
|
},
|
|
|
|
Top: function(element, content) {
|
|
return Element.insert(element, {top:content});
|
|
},
|
|
|
|
Bottom: function(element, content) {
|
|
return Element.insert(element, {bottom:content});
|
|
},
|
|
|
|
After: function(element, content) {
|
|
return Element.insert(element, {after:content});
|
|
}
|
|
};
|
|
|
|
var $continue = new Error('"throw $continue" is deprecated, use "return" instead');
|
|
|
|
var Position = {
|
|
includeScrollOffsets: false,
|
|
|
|
prepare: function() {
|
|
this.deltaX = window.pageXOffset
|
|
|| document.documentElement.scrollLeft
|
|
|| document.body.scrollLeft
|
|
|| 0;
|
|
this.deltaY = window.pageYOffset
|
|
|| document.documentElement.scrollTop
|
|
|| document.body.scrollTop
|
|
|| 0;
|
|
},
|
|
|
|
within: function(element, x, y) {
|
|
if (this.includeScrollOffsets)
|
|
return this.withinIncludingScrolloffsets(element, x, y);
|
|
this.xcomp = x;
|
|
this.ycomp = y;
|
|
this.offset = Element.cumulativeOffset(element);
|
|
|
|
return (y >= this.offset[1] &&
|
|
y < this.offset[1] + element.offsetHeight &&
|
|
x >= this.offset[0] &&
|
|
x < this.offset[0] + element.offsetWidth);
|
|
},
|
|
|
|
withinIncludingScrolloffsets: function(element, x, y) {
|
|
var offsetcache = Element.cumulativeScrollOffset(element);
|
|
|
|
this.xcomp = x + offsetcache[0] - this.deltaX;
|
|
this.ycomp = y + offsetcache[1] - this.deltaY;
|
|
this.offset = Element.cumulativeOffset(element);
|
|
|
|
return (this.ycomp >= this.offset[1] &&
|
|
this.ycomp < this.offset[1] + element.offsetHeight &&
|
|
this.xcomp >= this.offset[0] &&
|
|
this.xcomp < this.offset[0] + element.offsetWidth);
|
|
},
|
|
|
|
overlap: function(mode, element) {
|
|
if (!mode) return 0;
|
|
if (mode == 'vertical')
|
|
return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
|
|
element.offsetHeight;
|
|
if (mode == 'horizontal')
|
|
return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
|
|
element.offsetWidth;
|
|
},
|
|
|
|
|
|
cumulativeOffset: Element.Methods.cumulativeOffset,
|
|
|
|
positionedOffset: Element.Methods.positionedOffset,
|
|
|
|
absolutize: function(element) {
|
|
Position.prepare();
|
|
return Element.absolutize(element);
|
|
},
|
|
|
|
relativize: function(element) {
|
|
Position.prepare();
|
|
return Element.relativize(element);
|
|
},
|
|
|
|
realOffset: Element.Methods.cumulativeScrollOffset,
|
|
|
|
offsetParent: Element.Methods.getOffsetParent,
|
|
|
|
page: Element.Methods.viewportOffset,
|
|
|
|
clone: function(source, target, options) {
|
|
options = options || { };
|
|
return Element.clonePosition(target, source, options);
|
|
}
|
|
};
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
|
|
function iter(name) {
|
|
return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
|
|
}
|
|
|
|
instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
|
|
function(element, className) {
|
|
className = className.toString().strip();
|
|
var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
|
|
return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
|
|
} : function(element, className) {
|
|
className = className.toString().strip();
|
|
var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
|
|
if (!classNames && !className) return elements;
|
|
|
|
var nodes = $(element).getElementsByTagName('*');
|
|
className = ' ' + className + ' ';
|
|
|
|
for (var i = 0, child, cn; child = nodes[i]; i++) {
|
|
if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
|
|
(classNames && classNames.all(function(name) {
|
|
return !name.toString().blank() && cn.include(' ' + name + ' ');
|
|
}))))
|
|
elements.push(Element.extend(child));
|
|
}
|
|
return elements;
|
|
};
|
|
|
|
return function(className, parentElement) {
|
|
return $(parentElement || document.body).getElementsByClassName(className);
|
|
};
|
|
}(Element.Methods);
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
Element.ClassNames = Class.create();
|
|
Element.ClassNames.prototype = {
|
|
initialize: function(element) {
|
|
this.element = $(element);
|
|
},
|
|
|
|
_each: function(iterator, context) {
|
|
this.element.className.split(/\s+/).select(function(name) {
|
|
return name.length > 0;
|
|
})._each(iterator, context);
|
|
},
|
|
|
|
set: function(className) {
|
|
this.element.className = className;
|
|
},
|
|
|
|
add: function(classNameToAdd) {
|
|
if (this.include(classNameToAdd)) return;
|
|
this.set($A(this).concat(classNameToAdd).join(' '));
|
|
},
|
|
|
|
remove: function(classNameToRemove) {
|
|
if (!this.include(classNameToRemove)) return;
|
|
this.set($A(this).without(classNameToRemove).join(' '));
|
|
},
|
|
|
|
toString: function() {
|
|
return $A(this).join(' ');
|
|
}
|
|
};
|
|
|
|
Object.extend(Element.ClassNames.prototype, Enumerable);
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
(function() {
|
|
window.Selector = Class.create({
|
|
initialize: function(expression) {
|
|
this.expression = expression.strip();
|
|
},
|
|
|
|
findElements: function(rootElement) {
|
|
return Prototype.Selector.select(this.expression, rootElement);
|
|
},
|
|
|
|
match: function(element) {
|
|
return Prototype.Selector.match(element, this.expression);
|
|
},
|
|
|
|
toString: function() {
|
|
return this.expression;
|
|
},
|
|
|
|
inspect: function() {
|
|
return "#<Selector: " + this.expression + ">";
|
|
}
|
|
});
|
|
|
|
Object.extend(Selector, {
|
|
matchElements: function(elements, expression) {
|
|
var match = Prototype.Selector.match,
|
|
results = [];
|
|
|
|
for (var i = 0, length = elements.length; i < length; i++) {
|
|
var element = elements[i];
|
|
if (match(element, expression)) {
|
|
results.push(Element.extend(element));
|
|
}
|
|
}
|
|
return results;
|
|
},
|
|
|
|
findElement: function(elements, expression, index) {
|
|
index = index || 0;
|
|
var matchIndex = 0, element;
|
|
for (var i = 0, length = elements.length; i < length; i++) {
|
|
element = elements[i];
|
|
if (Prototype.Selector.match(element, expression) && index === matchIndex++) {
|
|
return Element.extend(element);
|
|
}
|
|
}
|
|
},
|
|
|
|
findChildElements: function(element, expressions) {
|
|
var selector = expressions.toArray().join(', ');
|
|
return Prototype.Selector.select(selector, element || document);
|
|
}
|
|
});
|
|
})();
|