6088 lines
160 KiB
JavaScript
6088 lines
160 KiB
JavaScript
/* Prototype JavaScript framework, version 1.7
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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',
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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>',
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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 = method.valueOf.bind(method);
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value.toString = method.toString.bind(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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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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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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type = typeof value;
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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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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) { throw new TypeError(); }
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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 (object.hasOwnProperty(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])) return this;
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var __method = this, args = slice.call(arguments, 1);
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return function() {
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var a = merge(args, arguments);
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return __method.apply(context, a);
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}
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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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return {
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argumentNames: argumentNames,
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bind: bind,
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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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})());
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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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|
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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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|
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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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function gsub(pattern, replacement) {
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var result = '', source = this, match;
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replacement = prepareReplacement(replacement);
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if (Object.isString(pattern))
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pattern = RegExp.escape(pattern);
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if (!(pattern.length || pattern.source)) {
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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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while (source.length > 0) {
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if (match = source.match(pattern)) {
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result += source.slice(0, match.index);
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result += String.interpret(replacement(match));
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source = source.slice(match.index + match[0].length);
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} else {
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result += source, source = '';
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}
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}
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return result;
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}
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function sub(pattern, replacement, count) {
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replacement = prepareReplacement(replacement);
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count = Object.isUndefined(count) ? 1 : count;
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return this.gsub(pattern, function(match) {
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if (--count < 0) return match[0];
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return replacement(match);
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});
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}
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function scan(pattern, iterator) {
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this.gsub(pattern, iterator);
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return String(this);
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}
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function truncate(length, truncation) {
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length = length || 30;
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truncation = Object.isUndefined(truncation) ? '...' : truncation;
|
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return this.length > length ?
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this.slice(0, length - truncation.length) + truncation : String(this);
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}
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function strip() {
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return this.replace(/^\s+/, '').replace(/\s+$/, '');
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}
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|
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function stripTags() {
|
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return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi, '');
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}
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|
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function stripScripts() {
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return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
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}
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|
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function extractScripts() {
|
|
var matchAll = new RegExp(Prototype.ScriptFragment, 'img'),
|
|
matchOne = new RegExp(Prototype.ScriptFragment, 'im');
|
|
return (this.match(matchAll) || []).map(function(scriptTag) {
|
|
return (scriptTag.match(matchOne) || ['', ''])[1];
|
|
});
|
|
}
|
|
|
|
function evalScripts() {
|
|
return this.extractScripts().map(function(script) { return eval(script) });
|
|
}
|
|
|
|
function escapeHTML() {
|
|
return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
|
|
}
|
|
|
|
function unescapeHTML() {
|
|
return this.stripTags().replace(/</g,'<').replace(/>/g,'>').replace(/&/g,'&');
|
|
}
|
|
|
|
|
|
function toQueryParams(separator) {
|
|
var match = this.strip().match(/([^?#]*)(#.*)?$/);
|
|
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 = 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]*$/).test(str);
|
|
}
|
|
|
|
function evalJSON(sanitize) {
|
|
var json = this.unfilterJSON(),
|
|
cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
|
|
if (cx.test(json)) {
|
|
json = json.replace(cx, function (a) {
|
|
return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
|
|
});
|
|
}
|
|
try {
|
|
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
|
|
} catch (e) { }
|
|
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
|
|
}
|
|
|
|
function parseJSON() {
|
|
var json = this.unfilterJSON();
|
|
return JSON.parse(json);
|
|
}
|
|
|
|
function include(pattern) {
|
|
return this.indexOf(pattern) > -1;
|
|
}
|
|
|
|
function startsWith(pattern) {
|
|
return this.lastIndexOf(pattern, 0) === 0;
|
|
}
|
|
|
|
function endsWith(pattern) {
|
|
var d = this.length - pattern.length;
|
|
return d >= 0 && this.indexOf(pattern, d) === d;
|
|
}
|
|
|
|
function empty() {
|
|
return this == '';
|
|
}
|
|
|
|
function blank() {
|
|
return /^\s*$/.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: startsWith,
|
|
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) {
|
|
var index = 0;
|
|
try {
|
|
this._each(function(value) {
|
|
iterator.call(context, value, index++);
|
|
});
|
|
} 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);
|
|
if (!result) throw $break;
|
|
});
|
|
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))
|
|
throw $break;
|
|
});
|
|
return result;
|
|
}
|
|
|
|
function collect(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var results = [];
|
|
this.each(function(value, index) {
|
|
results.push(iterator.call(context, value, index));
|
|
});
|
|
return results;
|
|
}
|
|
|
|
function detect(iterator, context) {
|
|
var result;
|
|
this.each(function(value, index) {
|
|
if (iterator.call(context, value, index)) {
|
|
result = value;
|
|
throw $break;
|
|
}
|
|
});
|
|
return result;
|
|
}
|
|
|
|
function findAll(iterator, context) {
|
|
var results = [];
|
|
this.each(function(value, index) {
|
|
if (iterator.call(context, value, index))
|
|
results.push(value);
|
|
});
|
|
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));
|
|
});
|
|
return results;
|
|
}
|
|
|
|
function include(object) {
|
|
if (Object.isFunction(this.indexOf))
|
|
if (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);
|
|
});
|
|
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);
|
|
if (result == null || value >= result)
|
|
result = value;
|
|
});
|
|
return result;
|
|
}
|
|
|
|
function min(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var result;
|
|
this.each(function(value, index) {
|
|
value = iterator.call(context, value, index);
|
|
if (result == null || value < result)
|
|
result = value;
|
|
});
|
|
return result;
|
|
}
|
|
|
|
function partition(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var trues = [], falses = [];
|
|
this.each(function(value, index) {
|
|
(iterator.call(context, value, index) ?
|
|
trues : falses).push(value);
|
|
});
|
|
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))
|
|
results.push(value);
|
|
});
|
|
return results;
|
|
}
|
|
|
|
function sortBy(iterator, context) {
|
|
return this.map(function(value, index) {
|
|
return {
|
|
value: value,
|
|
criteria: iterator.call(context, value, index)
|
|
};
|
|
}).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.detect(function(value) { return item === value });
|
|
});
|
|
}
|
|
|
|
|
|
function clone() {
|
|
return slice.call(this, 0);
|
|
}
|
|
|
|
function size() {
|
|
return this.length;
|
|
}
|
|
|
|
function inspect() {
|
|
return '[' + this.map(Object.inspect).join(', ') + ']';
|
|
}
|
|
|
|
function indexOf(item, i) {
|
|
i || (i = 0);
|
|
var length = this.length;
|
|
if (i < 0) i = length + i;
|
|
for (; i < length; i++)
|
|
if (this[i] === item) return i;
|
|
return -1;
|
|
}
|
|
|
|
function lastIndexOf(item, i) {
|
|
i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
|
|
var n = this.slice(0, i).reverse().indexOf(item);
|
|
return (n < 0) ? n : i - n - 1;
|
|
}
|
|
|
|
function concat() {
|
|
var array = slice.call(this, 0), item;
|
|
for (var i = 0, length = arguments.length; i < length; i++) {
|
|
item = arguments[i];
|
|
if (Object.isArray(item) && !('callee' in item)) {
|
|
for (var j = 0, arrayLength = item.length; j < arrayLength; j++)
|
|
array.push(item[j]);
|
|
} else {
|
|
array.push(item);
|
|
}
|
|
}
|
|
return array;
|
|
}
|
|
|
|
Object.extend(arrayProto, Enumerable);
|
|
|
|
if (!arrayProto._reverse)
|
|
arrayProto._reverse = arrayProto.reverse;
|
|
|
|
Object.extend(arrayProto, {
|
|
_each: _each,
|
|
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) {
|
|
for (var key in this._object) {
|
|
var value = this._object[key], pair = [key, value];
|
|
pair.key = key;
|
|
pair.value = value;
|
|
iterator(pair);
|
|
}
|
|
}
|
|
|
|
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;
|
|
return key + '=' + encodeURIComponent(String.interpret(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) {
|
|
var value = this.start;
|
|
while (this.include(value)) {
|
|
iterator(value);
|
|
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) {
|
|
this.responders._each(iterator);
|
|
},
|
|
|
|
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
|
|
$H(extras).each(function(pair) { headers[pair.key] = pair.value });
|
|
}
|
|
|
|
for (var name in headers)
|
|
this.transport.setRequestHeader(name, headers[name]);
|
|
},
|
|
|
|
success: function() {
|
|
var status = this.getStatus();
|
|
return !status || (status >= 200 && status < 300) || status == 304;
|
|
},
|
|
|
|
getStatus: function() {
|
|
try {
|
|
if (this.transport.status === 1223) return 204;
|
|
return this.transport.status || 0;
|
|
} catch (e) { return 0 }
|
|
},
|
|
|
|
respondToReadyState: function(readyState) {
|
|
var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
|
|
|
|
if (state == 'Complete') {
|
|
try {
|
|
this._complete = true;
|
|
(this.options['on' + response.status]
|
|
|| this.options['on' + (this.success() ? 'Success' : 'Failure')]
|
|
|| Prototype.emptyFunction)(response, response.headerJSON);
|
|
} catch (e) {
|
|
this.dispatchException(e);
|
|
}
|
|
|
|
var contentType = response.getHeader('Content-type');
|
|
if (this.options.evalJS == 'force'
|
|
|| (this.options.evalJS && this.isSameOrigin() && contentType
|
|
&& contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/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;
|
|
json = decodeURIComponent(escape(json));
|
|
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 $(element) {
|
|
if (arguments.length > 1) {
|
|
for (var i = 0, elements = [], length = arguments.length; i < length; i++)
|
|
elements.push($(arguments[i]));
|
|
return elements;
|
|
}
|
|
if (Object.isString(element))
|
|
element = document.getElementById(element);
|
|
return Element.extend(element);
|
|
}
|
|
|
|
if (Prototype.BrowserFeatures.XPath) {
|
|
document._getElementsByXPath = function(expression, parentElement) {
|
|
var results = [];
|
|
var query = document.evaluate(expression, $(parentElement) || document,
|
|
null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
|
|
for (var i = 0, length = query.snapshotLength; i < length; i++)
|
|
results.push(Element.extend(query.snapshotItem(i)));
|
|
return results;
|
|
};
|
|
}
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
if (!Node) var Node = { };
|
|
|
|
if (!Node.ELEMENT_NODE) {
|
|
Object.extend(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
|
|
});
|
|
}
|
|
|
|
|
|
|
|
(function(global) {
|
|
function shouldUseCache(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 element = global.Element;
|
|
|
|
global.Element = function(tagName, attributes) {
|
|
attributes = attributes || { };
|
|
tagName = tagName.toLowerCase();
|
|
var cache = Element.cache;
|
|
|
|
if (HAS_EXTENDED_CREATE_ELEMENT_SYNTAX && attributes.name) {
|
|
tagName = '<' + tagName + ' name="' + attributes.name + '">';
|
|
delete attributes.name;
|
|
return Element.writeAttribute(document.createElement(tagName), attributes);
|
|
}
|
|
|
|
if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
|
|
|
|
var node = shouldUseCache(tagName, attributes) ?
|
|
cache[tagName].cloneNode(false) : document.createElement(tagName);
|
|
|
|
return Element.writeAttribute(node, attributes);
|
|
};
|
|
|
|
Object.extend(global.Element, element || { });
|
|
if (element) global.Element.prototype = element.prototype;
|
|
|
|
})(this);
|
|
|
|
Element.idCounter = 1;
|
|
Element.cache = { };
|
|
|
|
Element._purgeElement = function(element) {
|
|
var uid = element._prototypeUID;
|
|
if (uid) {
|
|
Element.stopObserving(element);
|
|
element._prototypeUID = void 0;
|
|
delete Element.Storage[uid];
|
|
}
|
|
}
|
|
|
|
Element.Methods = {
|
|
visible: function(element) {
|
|
return $(element).style.display != 'none';
|
|
},
|
|
|
|
toggle: function(element) {
|
|
element = $(element);
|
|
Element[Element.visible(element) ? 'hide' : 'show'](element);
|
|
return element;
|
|
},
|
|
|
|
hide: function(element) {
|
|
element = $(element);
|
|
element.style.display = 'none';
|
|
return element;
|
|
},
|
|
|
|
show: function(element) {
|
|
element = $(element);
|
|
element.style.display = '';
|
|
return element;
|
|
},
|
|
|
|
remove: function(element) {
|
|
element = $(element);
|
|
element.parentNode.removeChild(element);
|
|
return element;
|
|
},
|
|
|
|
update: (function(){
|
|
|
|
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 purgeElement = Element._purgeElement;
|
|
|
|
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 Element._insertionTranslations.tags) {
|
|
while (element.firstChild) {
|
|
element.removeChild(element.firstChild);
|
|
}
|
|
Element._getContentFromAnonymousElement(tagName, content.stripScripts())
|
|
.each(function(node) {
|
|
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 = Element._getContentFromAnonymousElement(tagName, content.stripScripts(), true);
|
|
nodes.each(function(node) { element.appendChild(node) });
|
|
}
|
|
else {
|
|
element.innerHTML = content.stripScripts();
|
|
}
|
|
}
|
|
else {
|
|
element.innerHTML = content.stripScripts();
|
|
}
|
|
|
|
content.evalScripts.bind(content).defer();
|
|
return element;
|
|
}
|
|
|
|
return update;
|
|
})(),
|
|
|
|
replace: function(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;
|
|
},
|
|
|
|
insert: function(element, insertions) {
|
|
element = $(element);
|
|
|
|
if (Object.isString(insertions) || Object.isNumber(insertions) ||
|
|
Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
|
|
insertions = {bottom:insertions};
|
|
|
|
var content, insert, tagName, childNodes;
|
|
|
|
for (var position in insertions) {
|
|
content = insertions[position];
|
|
position = position.toLowerCase();
|
|
insert = Element._insertionTranslations[position];
|
|
|
|
if (content && content.toElement) content = content.toElement();
|
|
if (Object.isElement(content)) {
|
|
insert(element, content);
|
|
continue;
|
|
}
|
|
|
|
content = Object.toHTML(content);
|
|
|
|
tagName = ((position == 'before' || position == 'after')
|
|
? element.parentNode : element).tagName.toUpperCase();
|
|
|
|
childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
|
|
|
|
if (position == 'top' || position == 'after') childNodes.reverse();
|
|
childNodes.each(insert.curry(element));
|
|
|
|
content.evalScripts.bind(content).defer();
|
|
}
|
|
|
|
return element;
|
|
},
|
|
|
|
wrap: function(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;
|
|
},
|
|
|
|
inspect: function(element) {
|
|
element = $(element);
|
|
var result = '<' + element.tagName.toLowerCase();
|
|
$H({'id': 'id', 'className': 'class'}).each(function(pair) {
|
|
var property = pair.first(),
|
|
attribute = pair.last(),
|
|
value = (element[property] || '').toString();
|
|
if (value) result += ' ' + attribute + '=' + value.inspect(true);
|
|
});
|
|
return result + '>';
|
|
},
|
|
|
|
recursivelyCollect: function(element, property, maximumLength) {
|
|
element = $(element);
|
|
maximumLength = maximumLength || -1;
|
|
var elements = [];
|
|
|
|
while (element = element[property]) {
|
|
if (element.nodeType == 1)
|
|
elements.push(Element.extend(element));
|
|
if (elements.length == maximumLength)
|
|
break;
|
|
}
|
|
|
|
return elements;
|
|
},
|
|
|
|
ancestors: function(element) {
|
|
return Element.recursivelyCollect(element, 'parentNode');
|
|
},
|
|
|
|
descendants: function(element) {
|
|
return Element.select(element, "*");
|
|
},
|
|
|
|
firstDescendant: function(element) {
|
|
element = $(element).firstChild;
|
|
while (element && element.nodeType != 1) element = element.nextSibling;
|
|
return $(element);
|
|
},
|
|
|
|
immediateDescendants: function(element) {
|
|
var results = [], child = $(element).firstChild;
|
|
while (child) {
|
|
if (child.nodeType === 1) {
|
|
results.push(Element.extend(child));
|
|
}
|
|
child = child.nextSibling;
|
|
}
|
|
return results;
|
|
},
|
|
|
|
previousSiblings: function(element, maximumLength) {
|
|
return Element.recursivelyCollect(element, 'previousSibling');
|
|
},
|
|
|
|
nextSiblings: function(element) {
|
|
return Element.recursivelyCollect(element, 'nextSibling');
|
|
},
|
|
|
|
siblings: function(element) {
|
|
element = $(element);
|
|
return Element.previousSiblings(element).reverse()
|
|
.concat(Element.nextSiblings(element));
|
|
},
|
|
|
|
match: function(element, selector) {
|
|
element = $(element);
|
|
if (Object.isString(selector))
|
|
return Prototype.Selector.match(element, selector);
|
|
return selector.match(element);
|
|
},
|
|
|
|
up: function(element, expression, index) {
|
|
element = $(element);
|
|
if (arguments.length == 1) return $(element.parentNode);
|
|
var ancestors = Element.ancestors(element);
|
|
return Object.isNumber(expression) ? ancestors[expression] :
|
|
Prototype.Selector.find(ancestors, expression, index);
|
|
},
|
|
|
|
down: function(element, expression, index) {
|
|
element = $(element);
|
|
if (arguments.length == 1) return Element.firstDescendant(element);
|
|
return Object.isNumber(expression) ? Element.descendants(element)[expression] :
|
|
Element.select(element, expression)[index || 0];
|
|
},
|
|
|
|
previous: function(element, expression, index) {
|
|
element = $(element);
|
|
if (Object.isNumber(expression)) index = expression, expression = false;
|
|
if (!Object.isNumber(index)) index = 0;
|
|
|
|
if (expression) {
|
|
return Prototype.Selector.find(element.previousSiblings(), expression, index);
|
|
} else {
|
|
return element.recursivelyCollect("previousSibling", index + 1)[index];
|
|
}
|
|
},
|
|
|
|
next: function(element, expression, index) {
|
|
element = $(element);
|
|
if (Object.isNumber(expression)) index = expression, expression = false;
|
|
if (!Object.isNumber(index)) index = 0;
|
|
|
|
if (expression) {
|
|
return Prototype.Selector.find(element.nextSiblings(), expression, index);
|
|
} else {
|
|
var maximumLength = Object.isNumber(index) ? index + 1 : 1;
|
|
return element.recursivelyCollect("nextSibling", index + 1)[index];
|
|
}
|
|
},
|
|
|
|
|
|
select: function(element) {
|
|
element = $(element);
|
|
var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
|
|
return Prototype.Selector.select(expressions, element);
|
|
},
|
|
|
|
adjacent: function(element) {
|
|
element = $(element);
|
|
var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
|
|
return Prototype.Selector.select(expressions, element.parentNode).without(element);
|
|
},
|
|
|
|
identify: function(element) {
|
|
element = $(element);
|
|
var id = Element.readAttribute(element, 'id');
|
|
if (id) return id;
|
|
do { id = 'anonymous_element_' + Element.idCounter++ } while ($(id));
|
|
Element.writeAttribute(element, 'id', id);
|
|
return id;
|
|
},
|
|
|
|
readAttribute: function(element, name) {
|
|
element = $(element);
|
|
if (Prototype.Browser.IE) {
|
|
var t = Element._attributeTranslations.read;
|
|
if (t.values[name]) return t.values[name](element, name);
|
|
if (t.names[name]) name = t.names[name];
|
|
if (name.include(':')) {
|
|
return (!element.attributes || !element.attributes[name]) ? null :
|
|
element.attributes[name].value;
|
|
}
|
|
}
|
|
return element.getAttribute(name);
|
|
},
|
|
|
|
writeAttribute: function(element, name, value) {
|
|
element = $(element);
|
|
var attributes = { }, t = Element._attributeTranslations.write;
|
|
|
|
if (typeof name == 'object') attributes = name;
|
|
else attributes[name] = Object.isUndefined(value) ? true : value;
|
|
|
|
for (var attr in attributes) {
|
|
name = t.names[attr] || attr;
|
|
value = attributes[attr];
|
|
if (t.values[attr]) name = t.values[attr](element, value);
|
|
if (value === false || value === null)
|
|
element.removeAttribute(name);
|
|
else if (value === true)
|
|
element.setAttribute(name, name);
|
|
else element.setAttribute(name, value);
|
|
}
|
|
return element;
|
|
},
|
|
|
|
getHeight: function(element) {
|
|
return Element.getDimensions(element).height;
|
|
},
|
|
|
|
getWidth: function(element) {
|
|
return Element.getDimensions(element).width;
|
|
},
|
|
|
|
classNames: function(element) {
|
|
return new Element.ClassNames(element);
|
|
},
|
|
|
|
hasClassName: function(element, className) {
|
|
if (!(element = $(element))) return;
|
|
var elementClassName = element.className;
|
|
return (elementClassName.length > 0 && (elementClassName == className ||
|
|
new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
|
|
},
|
|
|
|
addClassName: function(element, className) {
|
|
if (!(element = $(element))) return;
|
|
if (!Element.hasClassName(element, className))
|
|
element.className += (element.className ? ' ' : '') + className;
|
|
return element;
|
|
},
|
|
|
|
removeClassName: function(element, className) {
|
|
if (!(element = $(element))) return;
|
|
element.className = element.className.replace(
|
|
new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip();
|
|
return element;
|
|
},
|
|
|
|
toggleClassName: function(element, className) {
|
|
if (!(element = $(element))) return;
|
|
return Element[Element.hasClassName(element, className) ?
|
|
'removeClassName' : 'addClassName'](element, className);
|
|
},
|
|
|
|
cleanWhitespace: function(element) {
|
|
element = $(element);
|
|
var node = element.firstChild;
|
|
while (node) {
|
|
var nextNode = node.nextSibling;
|
|
if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
|
|
element.removeChild(node);
|
|
node = nextNode;
|
|
}
|
|
return element;
|
|
},
|
|
|
|
empty: function(element) {
|
|
return $(element).innerHTML.blank();
|
|
},
|
|
|
|
descendantOf: function(element, ancestor) {
|
|
element = $(element), ancestor = $(ancestor);
|
|
|
|
if (element.compareDocumentPosition)
|
|
return (element.compareDocumentPosition(ancestor) & 8) === 8;
|
|
|
|
if (ancestor.contains)
|
|
return ancestor.contains(element) && ancestor !== element;
|
|
|
|
while (element = element.parentNode)
|
|
if (element == ancestor) return true;
|
|
|
|
return false;
|
|
},
|
|
|
|
scrollTo: function(element) {
|
|
element = $(element);
|
|
var pos = Element.cumulativeOffset(element);
|
|
window.scrollTo(pos[0], pos[1]);
|
|
return element;
|
|
},
|
|
|
|
getStyle: function(element, style) {
|
|
element = $(element);
|
|
style = style == 'float' ? 'cssFloat' : style.camelize();
|
|
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;
|
|
},
|
|
|
|
getOpacity: function(element) {
|
|
return $(element).getStyle('opacity');
|
|
},
|
|
|
|
setStyle: function(element, styles) {
|
|
element = $(element);
|
|
var elementStyle = element.style, match;
|
|
if (Object.isString(styles)) {
|
|
element.style.cssText += ';' + styles;
|
|
return styles.include('opacity') ?
|
|
element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element;
|
|
}
|
|
for (var property in styles)
|
|
if (property == 'opacity') element.setOpacity(styles[property]);
|
|
else
|
|
elementStyle[(property == 'float' || property == 'cssFloat') ?
|
|
(Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') :
|
|
property] = styles[property];
|
|
|
|
return element;
|
|
},
|
|
|
|
setOpacity: function(element, value) {
|
|
element = $(element);
|
|
element.style.opacity = (value == 1 || value === '') ? '' :
|
|
(value < 0.00001) ? 0 : value;
|
|
return element;
|
|
},
|
|
|
|
makePositioned: function(element) {
|
|
element = $(element);
|
|
var pos = Element.getStyle(element, 'position');
|
|
if (pos == 'static' || !pos) {
|
|
element._madePositioned = true;
|
|
element.style.position = 'relative';
|
|
if (Prototype.Browser.Opera) {
|
|
element.style.top = 0;
|
|
element.style.left = 0;
|
|
}
|
|
}
|
|
return element;
|
|
},
|
|
|
|
undoPositioned: function(element) {
|
|
element = $(element);
|
|
if (element._madePositioned) {
|
|
element._madePositioned = undefined;
|
|
element.style.position =
|
|
element.style.top =
|
|
element.style.left =
|
|
element.style.bottom =
|
|
element.style.right = '';
|
|
}
|
|
return element;
|
|
},
|
|
|
|
makeClipping: function(element) {
|
|
element = $(element);
|
|
if (element._overflow) return element;
|
|
element._overflow = Element.getStyle(element, 'overflow') || 'auto';
|
|
if (element._overflow !== 'hidden')
|
|
element.style.overflow = 'hidden';
|
|
return element;
|
|
},
|
|
|
|
undoClipping: function(element) {
|
|
element = $(element);
|
|
if (!element._overflow) return element;
|
|
element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
|
|
element._overflow = null;
|
|
return element;
|
|
},
|
|
|
|
clonePosition: function(element, source) {
|
|
var options = Object.extend({
|
|
setLeft: true,
|
|
setTop: true,
|
|
setWidth: true,
|
|
setHeight: true,
|
|
offsetTop: 0,
|
|
offsetLeft: 0
|
|
}, arguments[2] || { });
|
|
|
|
source = $(source);
|
|
var p = Element.viewportOffset(source), delta = [0, 0], parent = null;
|
|
|
|
element = $(element);
|
|
|
|
if (Element.getStyle(element, 'position') == 'absolute') {
|
|
parent = Element.getOffsetParent(element);
|
|
delta = Element.viewportOffset(parent);
|
|
}
|
|
|
|
if (parent == document.body) {
|
|
delta[0] -= document.body.offsetLeft;
|
|
delta[1] -= document.body.offsetTop;
|
|
}
|
|
|
|
if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
|
|
if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
|
|
if (options.setWidth) element.style.width = source.offsetWidth + 'px';
|
|
if (options.setHeight) element.style.height = source.offsetHeight + 'px';
|
|
return element;
|
|
}
|
|
};
|
|
|
|
Object.extend(Element.Methods, {
|
|
getElementsBySelector: Element.Methods.select,
|
|
|
|
childElements: Element.Methods.immediateDescendants
|
|
});
|
|
|
|
Element._attributeTranslations = {
|
|
write: {
|
|
names: {
|
|
className: 'class',
|
|
htmlFor: 'for'
|
|
},
|
|
values: { }
|
|
}
|
|
};
|
|
|
|
if (Prototype.Browser.Opera) {
|
|
Element.Methods.getStyle = Element.Methods.getStyle.wrap(
|
|
function(proceed, element, style) {
|
|
switch (style) {
|
|
case 'height': case 'width':
|
|
if (!Element.visible(element)) return null;
|
|
|
|
var dim = parseInt(proceed(element, style), 10);
|
|
|
|
if (dim !== element['offset' + style.capitalize()])
|
|
return dim + 'px';
|
|
|
|
var properties;
|
|
if (style === 'height') {
|
|
properties = ['border-top-width', 'padding-top',
|
|
'padding-bottom', 'border-bottom-width'];
|
|
}
|
|
else {
|
|
properties = ['border-left-width', 'padding-left',
|
|
'padding-right', 'border-right-width'];
|
|
}
|
|
return properties.inject(dim, function(memo, property) {
|
|
var val = proceed(element, property);
|
|
return val === null ? memo : memo - parseInt(val, 10);
|
|
}) + 'px';
|
|
default: return proceed(element, style);
|
|
}
|
|
}
|
|
);
|
|
|
|
Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
|
|
function(proceed, element, attribute) {
|
|
if (attribute === 'title') return element.title;
|
|
return proceed(element, attribute);
|
|
}
|
|
);
|
|
}
|
|
|
|
else if (Prototype.Browser.IE) {
|
|
Element.Methods.getStyle = function(element, style) {
|
|
element = $(element);
|
|
style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
|
|
var value = element.style[style];
|
|
if (!value && element.currentStyle) value = element.currentStyle[style];
|
|
|
|
if (style == 'opacity') {
|
|
if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
|
|
if (value[1]) return parseFloat(value[1]) / 100;
|
|
return 1.0;
|
|
}
|
|
|
|
if (value == 'auto') {
|
|
if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
|
|
return element['offset' + style.capitalize()] + 'px';
|
|
return null;
|
|
}
|
|
return value;
|
|
};
|
|
|
|
Element.Methods.setOpacity = function(element, value) {
|
|
function stripAlpha(filter){
|
|
return filter.replace(/alpha\([^\)]*\)/gi,'');
|
|
}
|
|
element = $(element);
|
|
var currentStyle = element.currentStyle;
|
|
if ((currentStyle && !currentStyle.hasLayout) ||
|
|
(!currentStyle && element.style.zoom == 'normal'))
|
|
element.style.zoom = 1;
|
|
|
|
var filter = element.getStyle('filter'), style = element.style;
|
|
if (value == 1 || value === '') {
|
|
(filter = stripAlpha(filter)) ?
|
|
style.filter = filter : style.removeAttribute('filter');
|
|
return element;
|
|
} else if (value < 0.00001) value = 0;
|
|
style.filter = stripAlpha(filter) +
|
|
'alpha(opacity=' + (value * 100) + ')';
|
|
return element;
|
|
};
|
|
|
|
Element._attributeTranslations = (function(){
|
|
|
|
var classProp = 'className',
|
|
forProp = 'for',
|
|
el = document.createElement('div');
|
|
|
|
el.setAttribute(classProp, 'x');
|
|
|
|
if (el.className !== 'x') {
|
|
el.setAttribute('class', 'x');
|
|
if (el.className === 'x') {
|
|
classProp = 'class';
|
|
}
|
|
}
|
|
el = null;
|
|
|
|
el = document.createElement('label');
|
|
el.setAttribute(forProp, 'x');
|
|
if (el.htmlFor !== 'x') {
|
|
el.setAttribute('htmlFor', 'x');
|
|
if (el.htmlFor === 'x') {
|
|
forProp = 'htmlFor';
|
|
}
|
|
}
|
|
el = null;
|
|
|
|
return {
|
|
read: {
|
|
names: {
|
|
'class': classProp,
|
|
'className': classProp,
|
|
'for': forProp,
|
|
'htmlFor': forProp
|
|
},
|
|
values: {
|
|
_getAttr: function(element, attribute) {
|
|
return element.getAttribute(attribute);
|
|
},
|
|
_getAttr2: function(element, attribute) {
|
|
return element.getAttribute(attribute, 2);
|
|
},
|
|
_getAttrNode: function(element, attribute) {
|
|
var node = element.getAttributeNode(attribute);
|
|
return node ? node.value : "";
|
|
},
|
|
_getEv: (function(){
|
|
|
|
var el = document.createElement('div'), f;
|
|
el.onclick = Prototype.emptyFunction;
|
|
var value = el.getAttribute('onclick');
|
|
|
|
if (String(value).indexOf('{') > -1) {
|
|
f = function(element, attribute) {
|
|
attribute = element.getAttribute(attribute);
|
|
if (!attribute) return null;
|
|
attribute = attribute.toString();
|
|
attribute = attribute.split('{')[1];
|
|
attribute = attribute.split('}')[0];
|
|
return attribute.strip();
|
|
};
|
|
}
|
|
else if (value === '') {
|
|
f = function(element, attribute) {
|
|
attribute = element.getAttribute(attribute);
|
|
if (!attribute) return null;
|
|
return attribute.strip();
|
|
};
|
|
}
|
|
el = null;
|
|
return f;
|
|
})(),
|
|
_flag: function(element, attribute) {
|
|
return $(element).hasAttribute(attribute) ? attribute : null;
|
|
},
|
|
style: function(element) {
|
|
return element.style.cssText.toLowerCase();
|
|
},
|
|
title: function(element) {
|
|
return element.title;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
})();
|
|
|
|
Element._attributeTranslations.write = {
|
|
names: Object.extend({
|
|
cellpadding: 'cellPadding',
|
|
cellspacing: 'cellSpacing'
|
|
}, Element._attributeTranslations.read.names),
|
|
values: {
|
|
checked: function(element, value) {
|
|
element.checked = !!value;
|
|
},
|
|
|
|
style: function(element, value) {
|
|
element.style.cssText = value ? value : '';
|
|
}
|
|
}
|
|
};
|
|
|
|
Element._attributeTranslations.has = {};
|
|
|
|
$w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' +
|
|
'encType maxLength readOnly longDesc frameBorder').each(function(attr) {
|
|
Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
|
|
Element._attributeTranslations.has[attr.toLowerCase()] = attr;
|
|
});
|
|
|
|
(function(v) {
|
|
Object.extend(v, {
|
|
href: v._getAttr2,
|
|
src: v._getAttr2,
|
|
type: v._getAttr,
|
|
action: v._getAttrNode,
|
|
disabled: v._flag,
|
|
checked: v._flag,
|
|
readonly: v._flag,
|
|
multiple: v._flag,
|
|
onload: v._getEv,
|
|
onunload: v._getEv,
|
|
onclick: v._getEv,
|
|
ondblclick: v._getEv,
|
|
onmousedown: v._getEv,
|
|
onmouseup: v._getEv,
|
|
onmouseover: v._getEv,
|
|
onmousemove: v._getEv,
|
|
onmouseout: v._getEv,
|
|
onfocus: v._getEv,
|
|
onblur: v._getEv,
|
|
onkeypress: v._getEv,
|
|
onkeydown: v._getEv,
|
|
onkeyup: v._getEv,
|
|
onsubmit: v._getEv,
|
|
onreset: v._getEv,
|
|
onselect: v._getEv,
|
|
onchange: v._getEv
|
|
});
|
|
})(Element._attributeTranslations.read.values);
|
|
|
|
if (Prototype.BrowserFeatures.ElementExtensions) {
|
|
(function() {
|
|
function _descendants(element) {
|
|
var nodes = element.getElementsByTagName('*'), results = [];
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
|
if (node.tagName !== "!") // Filter out comment nodes.
|
|
results.push(node);
|
|
return results;
|
|
}
|
|
|
|
Element.Methods.down = function(element, expression, index) {
|
|
element = $(element);
|
|
if (arguments.length == 1) return element.firstDescendant();
|
|
return Object.isNumber(expression) ? _descendants(element)[expression] :
|
|
Element.select(element, expression)[index || 0];
|
|
}
|
|
})();
|
|
}
|
|
|
|
}
|
|
|
|
else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) {
|
|
Element.Methods.setOpacity = function(element, value) {
|
|
element = $(element);
|
|
element.style.opacity = (value == 1) ? 0.999999 :
|
|
(value === '') ? '' : (value < 0.00001) ? 0 : value;
|
|
return element;
|
|
};
|
|
}
|
|
|
|
else if (Prototype.Browser.WebKit) {
|
|
Element.Methods.setOpacity = function(element, value) {
|
|
element = $(element);
|
|
element.style.opacity = (value == 1 || value === '') ? '' :
|
|
(value < 0.00001) ? 0 : value;
|
|
|
|
if (value == 1)
|
|
if (element.tagName.toUpperCase() == 'IMG' && element.width) {
|
|
element.width++; element.width--;
|
|
} else try {
|
|
var n = document.createTextNode(' ');
|
|
element.appendChild(n);
|
|
element.removeChild(n);
|
|
} catch (e) { }
|
|
|
|
return element;
|
|
};
|
|
}
|
|
|
|
if ('outerHTML' in document.documentElement) {
|
|
Element.Methods.replace = function(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 (Element._insertionTranslations.tags[tagName]) {
|
|
var nextSibling = element.next(),
|
|
fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
|
|
parent.removeChild(element);
|
|
if (nextSibling)
|
|
fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
|
|
else
|
|
fragments.each(function(node) { parent.appendChild(node) });
|
|
}
|
|
else element.outerHTML = content.stripScripts();
|
|
|
|
content.evalScripts.bind(content).defer();
|
|
return element;
|
|
};
|
|
}
|
|
|
|
Element._returnOffset = function(l, t) {
|
|
var result = [l, t];
|
|
result.left = l;
|
|
result.top = t;
|
|
return result;
|
|
};
|
|
|
|
Element._getContentFromAnonymousElement = function(tagName, html, force) {
|
|
var div = new Element('div'),
|
|
t = Element._insertionTranslations.tags[tagName];
|
|
|
|
var workaround = false;
|
|
if (t) workaround = true;
|
|
else if (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);
|
|
};
|
|
|
|
Element._insertionTranslations = {
|
|
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]
|
|
}
|
|
};
|
|
|
|
(function() {
|
|
var tags = Element._insertionTranslations.tags;
|
|
Object.extend(tags, {
|
|
THEAD: tags.TBODY,
|
|
TFOOT: tags.TBODY,
|
|
TH: tags.TD
|
|
});
|
|
})();
|
|
|
|
Element.Methods.Simulated = {
|
|
hasAttribute: function(element, attribute) {
|
|
attribute = Element._attributeTranslations.has[attribute] || attribute;
|
|
var node = $(element).getAttributeNode(attribute);
|
|
return !!(node && node.specified);
|
|
}
|
|
};
|
|
|
|
Element.Methods.ByTag = { };
|
|
|
|
Object.extend(Element, Element.Methods);
|
|
|
|
(function(div) {
|
|
|
|
if (!Prototype.BrowserFeatures.ElementExtensions && div['__proto__']) {
|
|
window.HTMLElement = { };
|
|
window.HTMLElement.prototype = div['__proto__'];
|
|
Prototype.BrowserFeatures.ElementExtensions = true;
|
|
}
|
|
|
|
div = null;
|
|
|
|
})(document.createElement('div'));
|
|
|
|
Element.extend = (function() {
|
|
|
|
function checkDeficiency(tagName) {
|
|
if (typeof window.Element != 'undefined') {
|
|
var proto = window.Element.prototype;
|
|
if (proto) {
|
|
var id = '_' + (Math.random()+'').slice(2),
|
|
el = document.createElement(tagName);
|
|
proto[id] = 'x';
|
|
var isBuggy = (el[id] !== 'x');
|
|
delete proto[id];
|
|
el = null;
|
|
return isBuggy;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function extendElementWith(element, methods) {
|
|
for (var property in methods) {
|
|
var value = methods[property];
|
|
if (Object.isFunction(value) && !(property in element))
|
|
element[property] = value.methodize();
|
|
}
|
|
}
|
|
|
|
var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY = checkDeficiency('object');
|
|
|
|
if (Prototype.BrowserFeatures.SpecificElementExtensions) {
|
|
if (HTMLOBJECTELEMENT_PROTOTYPE_BUGGY) {
|
|
return function(element) {
|
|
if (element && typeof element._extendedByPrototype == 'undefined') {
|
|
var t = element.tagName;
|
|
if (t && (/^(?:object|applet|embed)$/i.test(t))) {
|
|
extendElementWith(element, Element.Methods);
|
|
extendElementWith(element, Element.Methods.Simulated);
|
|
extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]);
|
|
}
|
|
}
|
|
return element;
|
|
}
|
|
}
|
|
return Prototype.K;
|
|
}
|
|
|
|
var Methods = { }, ByTag = Element.Methods.ByTag;
|
|
|
|
var extend = Object.extend(function(element) {
|
|
if (!element || typeof element._extendedByPrototype != 'undefined' ||
|
|
element.nodeType != 1 || element == window) return element;
|
|
|
|
var methods = Object.clone(Methods),
|
|
tagName = element.tagName.toUpperCase();
|
|
|
|
if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
|
|
|
|
extendElementWith(element, methods);
|
|
|
|
element._extendedByPrototype = Prototype.emptyFunction;
|
|
return element;
|
|
|
|
}, {
|
|
refresh: function() {
|
|
if (!Prototype.BrowserFeatures.ElementExtensions) {
|
|
Object.extend(Methods, Element.Methods);
|
|
Object.extend(Methods, Element.Methods.Simulated);
|
|
}
|
|
}
|
|
});
|
|
|
|
extend.refresh();
|
|
return extend;
|
|
})();
|
|
|
|
if (document.documentElement.hasAttribute) {
|
|
Element.hasAttribute = function(element, attribute) {
|
|
return element.hasAttribute(attribute);
|
|
};
|
|
}
|
|
else {
|
|
Element.hasAttribute = Element.Methods.Simulated.hasAttribute;
|
|
}
|
|
|
|
Element.addMethods = function(methods) {
|
|
var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
|
|
|
|
if (!methods) {
|
|
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)
|
|
});
|
|
}
|
|
|
|
if (arguments.length == 2) {
|
|
var tagName = methods;
|
|
methods = arguments[1];
|
|
}
|
|
|
|
if (!tagName) Object.extend(Element.Methods, methods || { });
|
|
else {
|
|
if (Object.isArray(tagName)) tagName.each(extend);
|
|
else extend(tagName);
|
|
}
|
|
|
|
function extend(tagName) {
|
|
tagName = tagName.toUpperCase();
|
|
if (!Element.Methods.ByTag[tagName])
|
|
Element.Methods.ByTag[tagName] = { };
|
|
Object.extend(Element.Methods.ByTag[tagName], methods);
|
|
}
|
|
|
|
function copy(methods, destination, onlyIfAbsent) {
|
|
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;
|
|
}
|
|
|
|
var elementPrototype = window.HTMLElement ? HTMLElement.prototype :
|
|
Element.prototype;
|
|
|
|
if (F.ElementExtensions) {
|
|
copy(Element.Methods, elementPrototype);
|
|
copy(Element.Methods.Simulated, elementPrototype, true);
|
|
}
|
|
|
|
if (F.SpecificElementExtensions) {
|
|
for (var tag in Element.Methods.ByTag) {
|
|
var klass = findDOMClass(tag);
|
|
if (Object.isUndefined(klass)) continue;
|
|
copy(T[tag], klass.prototype);
|
|
}
|
|
}
|
|
|
|
Object.extend(Element, Element.Methods);
|
|
delete Element.ByTag;
|
|
|
|
if (Element.extend.refresh) Element.extend.refresh();
|
|
Element.cache = { };
|
|
};
|
|
|
|
|
|
document.viewport = {
|
|
|
|
getDimensions: function() {
|
|
return { width: this.getWidth(), height: this.getHeight() };
|
|
},
|
|
|
|
getScrollOffsets: function() {
|
|
return Element._returnOffset(
|
|
window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
|
|
window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
|
|
}
|
|
};
|
|
|
|
(function(viewport) {
|
|
var B = Prototype.Browser, doc = document, element, property = {};
|
|
|
|
function getRootElement() {
|
|
if (B.WebKit && !doc.evaluate)
|
|
return document;
|
|
|
|
if (B.Opera && window.parseFloat(window.opera.version()) < 9.5)
|
|
return document.body;
|
|
|
|
return document.documentElement;
|
|
}
|
|
|
|
function define(D) {
|
|
if (!element) element = getRootElement();
|
|
|
|
property[D] = 'client' + D;
|
|
|
|
viewport['get' + D] = function() { return element[property[D]] };
|
|
return viewport['get' + D]();
|
|
}
|
|
|
|
viewport.getWidth = define.curry('Width');
|
|
|
|
viewport.getHeight = define.curry('Height');
|
|
})(document.viewport);
|
|
|
|
|
|
Element.Storage = {
|
|
UID: 1
|
|
};
|
|
|
|
Element.addMethods({
|
|
getStorage: function(element) {
|
|
if (!(element = $(element))) return;
|
|
|
|
var uid;
|
|
if (element === window) {
|
|
uid = 0;
|
|
} else {
|
|
if (typeof element._prototypeUID === "undefined")
|
|
element._prototypeUID = Element.Storage.UID++;
|
|
uid = element._prototypeUID;
|
|
}
|
|
|
|
if (!Element.Storage[uid])
|
|
Element.Storage[uid] = $H();
|
|
|
|
return Element.Storage[uid];
|
|
},
|
|
|
|
store: function(element, key, value) {
|
|
if (!(element = $(element))) return;
|
|
|
|
if (arguments.length === 2) {
|
|
Element.getStorage(element).update(key);
|
|
} else {
|
|
Element.getStorage(element).set(key, value);
|
|
}
|
|
|
|
return element;
|
|
},
|
|
|
|
retrieve: function(element, key, defaultValue) {
|
|
if (!(element = $(element))) return;
|
|
var hash = Element.getStorage(element), value = hash.get(key);
|
|
|
|
if (Object.isUndefined(value)) {
|
|
hash.set(key, defaultValue);
|
|
value = defaultValue;
|
|
}
|
|
|
|
return value;
|
|
},
|
|
|
|
clone: function(element, deep) {
|
|
if (!(element = $(element))) return;
|
|
var clone = element.cloneNode(deep);
|
|
clone._prototypeUID = void 0;
|
|
if (deep) {
|
|
var descendants = Element.select(clone, '*'),
|
|
i = descendants.length;
|
|
while (i--) {
|
|
descendants[i]._prototypeUID = void 0;
|
|
}
|
|
}
|
|
return Element.extend(clone);
|
|
},
|
|
|
|
purge: function(element) {
|
|
if (!(element = $(element))) return;
|
|
var purgeElement = Element._purgeElement;
|
|
|
|
purgeElement(element);
|
|
|
|
var descendants = element.getElementsByTagName('*'),
|
|
i = descendants.length;
|
|
|
|
while (i--) purgeElement(descendants[i]);
|
|
|
|
return null;
|
|
}
|
|
});
|
|
|
|
(function() {
|
|
|
|
function toDecimal(pctString) {
|
|
var match = pctString.match(/^(\d+)%?$/i);
|
|
if (!match) return null;
|
|
return (Number(match[1]) / 100);
|
|
}
|
|
|
|
function getPixelValue(value, property, context) {
|
|
var element = null;
|
|
if (Object.isElement(value)) {
|
|
element = value;
|
|
value = element.getStyle(property);
|
|
}
|
|
|
|
if (value === null) {
|
|
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);
|
|
var whole = null;
|
|
var position = element.getStyle('position');
|
|
|
|
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) {
|
|
var originalElement = 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._prepared) return;
|
|
|
|
var element = this.element;
|
|
if (isDisplayed(element)) {
|
|
this._prepared = 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 = element.getStyle('position'),
|
|
width = element.getStyle('width');
|
|
|
|
if (width === "0px" || width === null) {
|
|
element.style.display = 'block';
|
|
width = element.getStyle('width');
|
|
}
|
|
|
|
var context = (position === 'fixed') ? document.viewport :
|
|
element.parentNode;
|
|
|
|
element.setStyle({
|
|
position: 'absolute',
|
|
visibility: 'hidden',
|
|
display: 'block'
|
|
});
|
|
|
|
var positionedWidth = element.getStyle('width');
|
|
|
|
var newWidth;
|
|
if (width && (positionedWidth === width)) {
|
|
newWidth = getPixelValue(element, 'width', context);
|
|
} else if (position === 'absolute' || position === 'fixed') {
|
|
newWidth = getPixelValue(element, 'width', 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._prepared = true;
|
|
},
|
|
|
|
_end: function() {
|
|
var element = this.element;
|
|
var originalStyles = element.retrieve('prototype_original_styles');
|
|
element.store('prototype_original_styles', null);
|
|
element.setStyle(originalStyles);
|
|
this._prepared = 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));
|
|
},
|
|
|
|
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 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);
|
|
|
|
if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element))
|
|
return $(document.body);
|
|
|
|
var isInline = (Element.getStyle(element, 'display') === 'inline');
|
|
if (!isInline && element.offsetParent) return $(element.offsetParent);
|
|
|
|
while ((element = element.parentNode) && element !== document.body) {
|
|
if (Element.getStyle(element, 'position') !== 'static') {
|
|
return isHtml(element) ? $(document.body) : $(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-top');
|
|
valueT -= layout.get('margin-left');
|
|
|
|
return new Element.Offset(valueL, valueT);
|
|
}
|
|
|
|
function cumulativeScrollOffset(element) {
|
|
var valueT = 0, valueL = 0;
|
|
do {
|
|
valueT += element.scrollTop || 0;
|
|
valueL += element.scrollLeft || 0;
|
|
element = element.parentNode;
|
|
} while (element);
|
|
return new Element.Offset(valueL, valueT);
|
|
}
|
|
|
|
function viewportOffset(forElement) {
|
|
element = $(element);
|
|
var valueT = 0, valueL = 0, docBody = document.body;
|
|
|
|
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', {
|
|
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;
|
|
}
|
|
|
|
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,
|
|
getDimensions: getDimensions,
|
|
getOffsetParent: getOffsetParent,
|
|
cumulativeOffset: cumulativeOffset,
|
|
positionedOffset: positionedOffset,
|
|
cumulativeScrollOffset: cumulativeScrollOffset,
|
|
viewportOffset: viewportOffset,
|
|
absolutize: absolutize,
|
|
relativize: relativize
|
|
});
|
|
|
|
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);
|
|
}
|
|
});
|
|
}
|
|
})();
|
|
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
|
|
};
|
|
})();
|
|
/*!
|
|
* Sizzle CSS Selector Engine - v1.0
|
|
* Copyright 2009, The Dojo Foundation
|
|
* Released under the MIT, BSD, and GPL Licenses.
|
|
* More information: http://sizzlejs.com/
|
|
*/
|
|
(function(){
|
|
|
|
var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
|
|
done = 0,
|
|
toString = Object.prototype.toString,
|
|
hasDuplicate = false,
|
|
baseHasDuplicate = true;
|
|
|
|
[0, 0].sort(function(){
|
|
baseHasDuplicate = false;
|
|
return 0;
|
|
});
|
|
|
|
var Sizzle = function(selector, context, results, seed) {
|
|
results = results || [];
|
|
var origContext = context = context || document;
|
|
|
|
if ( context.nodeType !== 1 && context.nodeType !== 9 ) {
|
|
return [];
|
|
}
|
|
|
|
if ( !selector || typeof selector !== "string" ) {
|
|
return results;
|
|
}
|
|
|
|
var parts = [], m, set, checkSet, check, mode, extra, prune = true, contextXML = isXML(context),
|
|
soFar = selector;
|
|
|
|
while ( (chunker.exec(""), m = chunker.exec(soFar)) !== null ) {
|
|
soFar = m[3];
|
|
|
|
parts.push( m[1] );
|
|
|
|
if ( m[2] ) {
|
|
extra = m[3];
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( parts.length > 1 && origPOS.exec( selector ) ) {
|
|
if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
|
|
set = posProcess( parts[0] + parts[1], context );
|
|
} else {
|
|
set = Expr.relative[ parts[0] ] ?
|
|
[ context ] :
|
|
Sizzle( parts.shift(), context );
|
|
|
|
while ( parts.length ) {
|
|
selector = parts.shift();
|
|
|
|
if ( Expr.relative[ selector ] )
|
|
selector += parts.shift();
|
|
|
|
set = posProcess( selector, set );
|
|
}
|
|
}
|
|
} else {
|
|
if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML &&
|
|
Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {
|
|
var ret = Sizzle.find( parts.shift(), context, contextXML );
|
|
context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0];
|
|
}
|
|
|
|
if ( context ) {
|
|
var ret = seed ?
|
|
{ expr: parts.pop(), set: makeArray(seed) } :
|
|
Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
|
|
set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set;
|
|
|
|
if ( parts.length > 0 ) {
|
|
checkSet = makeArray(set);
|
|
} else {
|
|
prune = false;
|
|
}
|
|
|
|
while ( parts.length ) {
|
|
var cur = parts.pop(), pop = cur;
|
|
|
|
if ( !Expr.relative[ cur ] ) {
|
|
cur = "";
|
|
} else {
|
|
pop = parts.pop();
|
|
}
|
|
|
|
if ( pop == null ) {
|
|
pop = context;
|
|
}
|
|
|
|
Expr.relative[ cur ]( checkSet, pop, contextXML );
|
|
}
|
|
} else {
|
|
checkSet = parts = [];
|
|
}
|
|
}
|
|
|
|
if ( !checkSet ) {
|
|
checkSet = set;
|
|
}
|
|
|
|
if ( !checkSet ) {
|
|
throw "Syntax error, unrecognized expression: " + (cur || selector);
|
|
}
|
|
|
|
if ( toString.call(checkSet) === "[object Array]" ) {
|
|
if ( !prune ) {
|
|
results.push.apply( results, checkSet );
|
|
} else if ( context && context.nodeType === 1 ) {
|
|
for ( var i = 0; checkSet[i] != null; i++ ) {
|
|
if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
|
|
results.push( set[i] );
|
|
}
|
|
}
|
|
} else {
|
|
for ( var i = 0; checkSet[i] != null; i++ ) {
|
|
if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
|
|
results.push( set[i] );
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
makeArray( checkSet, results );
|
|
}
|
|
|
|
if ( extra ) {
|
|
Sizzle( extra, origContext, results, seed );
|
|
Sizzle.uniqueSort( results );
|
|
}
|
|
|
|
return results;
|
|
};
|
|
|
|
Sizzle.uniqueSort = function(results){
|
|
if ( sortOrder ) {
|
|
hasDuplicate = baseHasDuplicate;
|
|
results.sort(sortOrder);
|
|
|
|
if ( hasDuplicate ) {
|
|
for ( var i = 1; i < results.length; i++ ) {
|
|
if ( results[i] === results[i-1] ) {
|
|
results.splice(i--, 1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return results;
|
|
};
|
|
|
|
Sizzle.matches = function(expr, set){
|
|
return Sizzle(expr, null, null, set);
|
|
};
|
|
|
|
Sizzle.find = function(expr, context, isXML){
|
|
var set, match;
|
|
|
|
if ( !expr ) {
|
|
return [];
|
|
}
|
|
|
|
for ( var i = 0, l = Expr.order.length; i < l; i++ ) {
|
|
var type = Expr.order[i], match;
|
|
|
|
if ( (match = Expr.leftMatch[ type ].exec( expr )) ) {
|
|
var left = match[1];
|
|
match.splice(1,1);
|
|
|
|
if ( left.substr( left.length - 1 ) !== "\\" ) {
|
|
match[1] = (match[1] || "").replace(/\\/g, "");
|
|
set = Expr.find[ type ]( match, context, isXML );
|
|
if ( set != null ) {
|
|
expr = expr.replace( Expr.match[ type ], "" );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( !set ) {
|
|
set = context.getElementsByTagName("*");
|
|
}
|
|
|
|
return {set: set, expr: expr};
|
|
};
|
|
|
|
Sizzle.filter = function(expr, set, inplace, not){
|
|
var old = expr, result = [], curLoop = set, match, anyFound,
|
|
isXMLFilter = set && set[0] && isXML(set[0]);
|
|
|
|
while ( expr && set.length ) {
|
|
for ( var type in Expr.filter ) {
|
|
if ( (match = Expr.match[ type ].exec( expr )) != null ) {
|
|
var filter = Expr.filter[ type ], found, item;
|
|
anyFound = false;
|
|
|
|
if ( curLoop == result ) {
|
|
result = [];
|
|
}
|
|
|
|
if ( Expr.preFilter[ type ] ) {
|
|
match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );
|
|
|
|
if ( !match ) {
|
|
anyFound = found = true;
|
|
} else if ( match === true ) {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if ( match ) {
|
|
for ( var i = 0; (item = curLoop[i]) != null; i++ ) {
|
|
if ( item ) {
|
|
found = filter( item, match, i, curLoop );
|
|
var pass = not ^ !!found;
|
|
|
|
if ( inplace && found != null ) {
|
|
if ( pass ) {
|
|
anyFound = true;
|
|
} else {
|
|
curLoop[i] = false;
|
|
}
|
|
} else if ( pass ) {
|
|
result.push( item );
|
|
anyFound = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( found !== undefined ) {
|
|
if ( !inplace ) {
|
|
curLoop = result;
|
|
}
|
|
|
|
expr = expr.replace( Expr.match[ type ], "" );
|
|
|
|
if ( !anyFound ) {
|
|
return [];
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( expr == old ) {
|
|
if ( anyFound == null ) {
|
|
throw "Syntax error, unrecognized expression: " + expr;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
old = expr;
|
|
}
|
|
|
|
return curLoop;
|
|
};
|
|
|
|
var Expr = Sizzle.selectors = {
|
|
order: [ "ID", "NAME", "TAG" ],
|
|
match: {
|
|
ID: /#((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
|
|
CLASS: /\.((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
|
|
NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF-]|\\.)+)['"]*\]/,
|
|
ATTR: /\[\s*((?:[\w\u00c0-\uFFFF-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/,
|
|
TAG: /^((?:[\w\u00c0-\uFFFF\*-]|\\.)+)/,
|
|
CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/,
|
|
POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/,
|
|
PSEUDO: /:((?:[\w\u00c0-\uFFFF-]|\\.)+)(?:\((['"]*)((?:\([^\)]+\)|[^\2\(\)]*)+)\2\))?/
|
|
},
|
|
leftMatch: {},
|
|
attrMap: {
|
|
"class": "className",
|
|
"for": "htmlFor"
|
|
},
|
|
attrHandle: {
|
|
href: function(elem){
|
|
return elem.getAttribute("href");
|
|
}
|
|
},
|
|
relative: {
|
|
"+": function(checkSet, part, isXML){
|
|
var isPartStr = typeof part === "string",
|
|
isTag = isPartStr && !/\W/.test(part),
|
|
isPartStrNotTag = isPartStr && !isTag;
|
|
|
|
if ( isTag && !isXML ) {
|
|
part = part.toUpperCase();
|
|
}
|
|
|
|
for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
|
|
if ( (elem = checkSet[i]) ) {
|
|
while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}
|
|
|
|
checkSet[i] = isPartStrNotTag || elem && elem.nodeName === part ?
|
|
elem || false :
|
|
elem === part;
|
|
}
|
|
}
|
|
|
|
if ( isPartStrNotTag ) {
|
|
Sizzle.filter( part, checkSet, true );
|
|
}
|
|
},
|
|
">": function(checkSet, part, isXML){
|
|
var isPartStr = typeof part === "string";
|
|
|
|
if ( isPartStr && !/\W/.test(part) ) {
|
|
part = isXML ? part : part.toUpperCase();
|
|
|
|
for ( var i = 0, l = checkSet.length; i < l; i++ ) {
|
|
var elem = checkSet[i];
|
|
if ( elem ) {
|
|
var parent = elem.parentNode;
|
|
checkSet[i] = parent.nodeName === part ? parent : false;
|
|
}
|
|
}
|
|
} else {
|
|
for ( var i = 0, l = checkSet.length; i < l; i++ ) {
|
|
var elem = checkSet[i];
|
|
if ( elem ) {
|
|
checkSet[i] = isPartStr ?
|
|
elem.parentNode :
|
|
elem.parentNode === part;
|
|
}
|
|
}
|
|
|
|
if ( isPartStr ) {
|
|
Sizzle.filter( part, checkSet, true );
|
|
}
|
|
}
|
|
},
|
|
"": function(checkSet, part, isXML){
|
|
var doneName = done++, checkFn = dirCheck;
|
|
|
|
if ( !/\W/.test(part) ) {
|
|
var nodeCheck = part = isXML ? part : part.toUpperCase();
|
|
checkFn = dirNodeCheck;
|
|
}
|
|
|
|
checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML);
|
|
},
|
|
"~": function(checkSet, part, isXML){
|
|
var doneName = done++, checkFn = dirCheck;
|
|
|
|
if ( typeof part === "string" && !/\W/.test(part) ) {
|
|
var nodeCheck = part = isXML ? part : part.toUpperCase();
|
|
checkFn = dirNodeCheck;
|
|
}
|
|
|
|
checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML);
|
|
}
|
|
},
|
|
find: {
|
|
ID: function(match, context, isXML){
|
|
if ( typeof context.getElementById !== "undefined" && !isXML ) {
|
|
var m = context.getElementById(match[1]);
|
|
return m ? [m] : [];
|
|
}
|
|
},
|
|
NAME: function(match, context, isXML){
|
|
if ( typeof context.getElementsByName !== "undefined" ) {
|
|
var ret = [], results = context.getElementsByName(match[1]);
|
|
|
|
for ( var i = 0, l = results.length; i < l; i++ ) {
|
|
if ( results[i].getAttribute("name") === match[1] ) {
|
|
ret.push( results[i] );
|
|
}
|
|
}
|
|
|
|
return ret.length === 0 ? null : ret;
|
|
}
|
|
},
|
|
TAG: function(match, context){
|
|
return context.getElementsByTagName(match[1]);
|
|
}
|
|
},
|
|
preFilter: {
|
|
CLASS: function(match, curLoop, inplace, result, not, isXML){
|
|
match = " " + match[1].replace(/\\/g, "") + " ";
|
|
|
|
if ( isXML ) {
|
|
return match;
|
|
}
|
|
|
|
for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
|
|
if ( elem ) {
|
|
if ( not ^ (elem.className && (" " + elem.className + " ").indexOf(match) >= 0) ) {
|
|
if ( !inplace )
|
|
result.push( elem );
|
|
} else if ( inplace ) {
|
|
curLoop[i] = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
},
|
|
ID: function(match){
|
|
return match[1].replace(/\\/g, "");
|
|
},
|
|
TAG: function(match, curLoop){
|
|
for ( var i = 0; curLoop[i] === false; i++ ){}
|
|
return curLoop[i] && isXML(curLoop[i]) ? match[1] : match[1].toUpperCase();
|
|
},
|
|
CHILD: function(match){
|
|
if ( match[1] == "nth" ) {
|
|
var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
|
|
match[2] == "even" && "2n" || match[2] == "odd" && "2n+1" ||
|
|
!/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);
|
|
|
|
match[2] = (test[1] + (test[2] || 1)) - 0;
|
|
match[3] = test[3] - 0;
|
|
}
|
|
|
|
match[0] = done++;
|
|
|
|
return match;
|
|
},
|
|
ATTR: function(match, curLoop, inplace, result, not, isXML){
|
|
var name = match[1].replace(/\\/g, "");
|
|
|
|
if ( !isXML && Expr.attrMap[name] ) {
|
|
match[1] = Expr.attrMap[name];
|
|
}
|
|
|
|
if ( match[2] === "~=" ) {
|
|
match[4] = " " + match[4] + " ";
|
|
}
|
|
|
|
return match;
|
|
},
|
|
PSEUDO: function(match, curLoop, inplace, result, not){
|
|
if ( match[1] === "not" ) {
|
|
if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) {
|
|
match[3] = Sizzle(match[3], null, null, curLoop);
|
|
} else {
|
|
var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
|
|
if ( !inplace ) {
|
|
result.push.apply( result, ret );
|
|
}
|
|
return false;
|
|
}
|
|
} else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) {
|
|
return true;
|
|
}
|
|
|
|
return match;
|
|
},
|
|
POS: function(match){
|
|
match.unshift( true );
|
|
return match;
|
|
}
|
|
},
|
|
filters: {
|
|
enabled: function(elem){
|
|
return elem.disabled === false && elem.type !== "hidden";
|
|
},
|
|
disabled: function(elem){
|
|
return elem.disabled === true;
|
|
},
|
|
checked: function(elem){
|
|
return elem.checked === true;
|
|
},
|
|
selected: function(elem){
|
|
elem.parentNode.selectedIndex;
|
|
return elem.selected === true;
|
|
},
|
|
parent: function(elem){
|
|
return !!elem.firstChild;
|
|
},
|
|
empty: function(elem){
|
|
return !elem.firstChild;
|
|
},
|
|
has: function(elem, i, match){
|
|
return !!Sizzle( match[3], elem ).length;
|
|
},
|
|
header: function(elem){
|
|
return /h\d/i.test( elem.nodeName );
|
|
},
|
|
text: function(elem){
|
|
return "text" === elem.type;
|
|
},
|
|
radio: function(elem){
|
|
return "radio" === elem.type;
|
|
},
|
|
checkbox: function(elem){
|
|
return "checkbox" === elem.type;
|
|
},
|
|
file: function(elem){
|
|
return "file" === elem.type;
|
|
},
|
|
password: function(elem){
|
|
return "password" === elem.type;
|
|
},
|
|
submit: function(elem){
|
|
return "submit" === elem.type;
|
|
},
|
|
image: function(elem){
|
|
return "image" === elem.type;
|
|
},
|
|
reset: function(elem){
|
|
return "reset" === elem.type;
|
|
},
|
|
button: function(elem){
|
|
return "button" === elem.type || elem.nodeName.toUpperCase() === "BUTTON";
|
|
},
|
|
input: function(elem){
|
|
return /input|select|textarea|button/i.test(elem.nodeName);
|
|
}
|
|
},
|
|
setFilters: {
|
|
first: function(elem, i){
|
|
return i === 0;
|
|
},
|
|
last: function(elem, i, match, array){
|
|
return i === array.length - 1;
|
|
},
|
|
even: function(elem, i){
|
|
return i % 2 === 0;
|
|
},
|
|
odd: function(elem, i){
|
|
return i % 2 === 1;
|
|
},
|
|
lt: function(elem, i, match){
|
|
return i < match[3] - 0;
|
|
},
|
|
gt: function(elem, i, match){
|
|
return i > match[3] - 0;
|
|
},
|
|
nth: function(elem, i, match){
|
|
return match[3] - 0 == i;
|
|
},
|
|
eq: function(elem, i, match){
|
|
return match[3] - 0 == i;
|
|
}
|
|
},
|
|
filter: {
|
|
PSEUDO: function(elem, match, i, array){
|
|
var name = match[1], filter = Expr.filters[ name ];
|
|
|
|
if ( filter ) {
|
|
return filter( elem, i, match, array );
|
|
} else if ( name === "contains" ) {
|
|
return (elem.textContent || elem.innerText || "").indexOf(match[3]) >= 0;
|
|
} else if ( name === "not" ) {
|
|
var not = match[3];
|
|
|
|
for ( var i = 0, l = not.length; i < l; i++ ) {
|
|
if ( not[i] === elem ) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
},
|
|
CHILD: function(elem, match){
|
|
var type = match[1], node = elem;
|
|
switch (type) {
|
|
case 'only':
|
|
case 'first':
|
|
while ( (node = node.previousSibling) ) {
|
|
if ( node.nodeType === 1 ) return false;
|
|
}
|
|
if ( type == 'first') return true;
|
|
node = elem;
|
|
case 'last':
|
|
while ( (node = node.nextSibling) ) {
|
|
if ( node.nodeType === 1 ) return false;
|
|
}
|
|
return true;
|
|
case 'nth':
|
|
var first = match[2], last = match[3];
|
|
|
|
if ( first == 1 && last == 0 ) {
|
|
return true;
|
|
}
|
|
|
|
var doneName = match[0],
|
|
parent = elem.parentNode;
|
|
|
|
if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) {
|
|
var count = 0;
|
|
for ( node = parent.firstChild; node; node = node.nextSibling ) {
|
|
if ( node.nodeType === 1 ) {
|
|
node.nodeIndex = ++count;
|
|
}
|
|
}
|
|
parent.sizcache = doneName;
|
|
}
|
|
|
|
var diff = elem.nodeIndex - last;
|
|
if ( first == 0 ) {
|
|
return diff == 0;
|
|
} else {
|
|
return ( diff % first == 0 && diff / first >= 0 );
|
|
}
|
|
}
|
|
},
|
|
ID: function(elem, match){
|
|
return elem.nodeType === 1 && elem.getAttribute("id") === match;
|
|
},
|
|
TAG: function(elem, match){
|
|
return (match === "*" && elem.nodeType === 1) || elem.nodeName === match;
|
|
},
|
|
CLASS: function(elem, match){
|
|
return (" " + (elem.className || elem.getAttribute("class")) + " ")
|
|
.indexOf( match ) > -1;
|
|
},
|
|
ATTR: function(elem, match){
|
|
var name = match[1],
|
|
result = Expr.attrHandle[ name ] ?
|
|
Expr.attrHandle[ name ]( elem ) :
|
|
elem[ name ] != null ?
|
|
elem[ name ] :
|
|
elem.getAttribute( name ),
|
|
value = result + "",
|
|
type = match[2],
|
|
check = match[4];
|
|
|
|
return result == null ?
|
|
type === "!=" :
|
|
type === "=" ?
|
|
value === check :
|
|
type === "*=" ?
|
|
value.indexOf(check) >= 0 :
|
|
type === "~=" ?
|
|
(" " + value + " ").indexOf(check) >= 0 :
|
|
!check ?
|
|
value && result !== false :
|
|
type === "!=" ?
|
|
value != check :
|
|
type === "^=" ?
|
|
value.indexOf(check) === 0 :
|
|
type === "$=" ?
|
|
value.substr(value.length - check.length) === check :
|
|
type === "|=" ?
|
|
value === check || value.substr(0, check.length + 1) === check + "-" :
|
|
false;
|
|
},
|
|
POS: function(elem, match, i, array){
|
|
var name = match[2], filter = Expr.setFilters[ name ];
|
|
|
|
if ( filter ) {
|
|
return filter( elem, i, match, array );
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
var origPOS = Expr.match.POS;
|
|
|
|
for ( var type in Expr.match ) {
|
|
Expr.match[ type ] = new RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source );
|
|
Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source );
|
|
}
|
|
|
|
var makeArray = function(array, results) {
|
|
array = Array.prototype.slice.call( array, 0 );
|
|
|
|
if ( results ) {
|
|
results.push.apply( results, array );
|
|
return results;
|
|
}
|
|
|
|
return array;
|
|
};
|
|
|
|
try {
|
|
Array.prototype.slice.call( document.documentElement.childNodes, 0 );
|
|
|
|
} catch(e){
|
|
makeArray = function(array, results) {
|
|
var ret = results || [];
|
|
|
|
if ( toString.call(array) === "[object Array]" ) {
|
|
Array.prototype.push.apply( ret, array );
|
|
} else {
|
|
if ( typeof array.length === "number" ) {
|
|
for ( var i = 0, l = array.length; i < l; i++ ) {
|
|
ret.push( array[i] );
|
|
}
|
|
} else {
|
|
for ( var i = 0; array[i]; i++ ) {
|
|
ret.push( array[i] );
|
|
}
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
};
|
|
}
|
|
|
|
var sortOrder;
|
|
|
|
if ( document.documentElement.compareDocumentPosition ) {
|
|
sortOrder = function( a, b ) {
|
|
if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
|
|
if ( a == b ) {
|
|
hasDuplicate = true;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
|
|
if ( ret === 0 ) {
|
|
hasDuplicate = true;
|
|
}
|
|
return ret;
|
|
};
|
|
} else if ( "sourceIndex" in document.documentElement ) {
|
|
sortOrder = function( a, b ) {
|
|
if ( !a.sourceIndex || !b.sourceIndex ) {
|
|
if ( a == b ) {
|
|
hasDuplicate = true;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
var ret = a.sourceIndex - b.sourceIndex;
|
|
if ( ret === 0 ) {
|
|
hasDuplicate = true;
|
|
}
|
|
return ret;
|
|
};
|
|
} else if ( document.createRange ) {
|
|
sortOrder = function( a, b ) {
|
|
if ( !a.ownerDocument || !b.ownerDocument ) {
|
|
if ( a == b ) {
|
|
hasDuplicate = true;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
|
|
aRange.setStart(a, 0);
|
|
aRange.setEnd(a, 0);
|
|
bRange.setStart(b, 0);
|
|
bRange.setEnd(b, 0);
|
|
var ret = aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
|
|
if ( ret === 0 ) {
|
|
hasDuplicate = true;
|
|
}
|
|
return ret;
|
|
};
|
|
}
|
|
|
|
(function(){
|
|
var form = document.createElement("div"),
|
|
id = "script" + (new Date).getTime();
|
|
form.innerHTML = "<a name='" + id + "'/>";
|
|
|
|
var root = document.documentElement;
|
|
root.insertBefore( form, root.firstChild );
|
|
|
|
if ( !!document.getElementById( id ) ) {
|
|
Expr.find.ID = function(match, context, isXML){
|
|
if ( typeof context.getElementById !== "undefined" && !isXML ) {
|
|
var m = context.getElementById(match[1]);
|
|
return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : [];
|
|
}
|
|
};
|
|
|
|
Expr.filter.ID = function(elem, match){
|
|
var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
|
|
return elem.nodeType === 1 && node && node.nodeValue === match;
|
|
};
|
|
}
|
|
|
|
root.removeChild( form );
|
|
root = form = null; // release memory in IE
|
|
})();
|
|
|
|
(function(){
|
|
|
|
var div = document.createElement("div");
|
|
div.appendChild( document.createComment("") );
|
|
|
|
if ( div.getElementsByTagName("*").length > 0 ) {
|
|
Expr.find.TAG = function(match, context){
|
|
var results = context.getElementsByTagName(match[1]);
|
|
|
|
if ( match[1] === "*" ) {
|
|
var tmp = [];
|
|
|
|
for ( var i = 0; results[i]; i++ ) {
|
|
if ( results[i].nodeType === 1 ) {
|
|
tmp.push( results[i] );
|
|
}
|
|
}
|
|
|
|
results = tmp;
|
|
}
|
|
|
|
return results;
|
|
};
|
|
}
|
|
|
|
div.innerHTML = "<a href='#'></a>";
|
|
if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" &&
|
|
div.firstChild.getAttribute("href") !== "#" ) {
|
|
Expr.attrHandle.href = function(elem){
|
|
return elem.getAttribute("href", 2);
|
|
};
|
|
}
|
|
|
|
div = null; // release memory in IE
|
|
})();
|
|
|
|
if ( document.querySelectorAll ) (function(){
|
|
var oldSizzle = Sizzle, div = document.createElement("div");
|
|
div.innerHTML = "<p class='TEST'></p>";
|
|
|
|
if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
|
|
return;
|
|
}
|
|
|
|
Sizzle = function(query, context, extra, seed){
|
|
context = context || document;
|
|
|
|
if ( !seed && context.nodeType === 9 && !isXML(context) ) {
|
|
try {
|
|
return makeArray( context.querySelectorAll(query), extra );
|
|
} catch(e){}
|
|
}
|
|
|
|
return oldSizzle(query, context, extra, seed);
|
|
};
|
|
|
|
for ( var prop in oldSizzle ) {
|
|
Sizzle[ prop ] = oldSizzle[ prop ];
|
|
}
|
|
|
|
div = null; // release memory in IE
|
|
})();
|
|
|
|
if ( document.getElementsByClassName && document.documentElement.getElementsByClassName ) (function(){
|
|
var div = document.createElement("div");
|
|
div.innerHTML = "<div class='test e'></div><div class='test'></div>";
|
|
|
|
if ( div.getElementsByClassName("e").length === 0 )
|
|
return;
|
|
|
|
div.lastChild.className = "e";
|
|
|
|
if ( div.getElementsByClassName("e").length === 1 )
|
|
return;
|
|
|
|
Expr.order.splice(1, 0, "CLASS");
|
|
Expr.find.CLASS = function(match, context, isXML) {
|
|
if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) {
|
|
return context.getElementsByClassName(match[1]);
|
|
}
|
|
};
|
|
|
|
div = null; // release memory in IE
|
|
})();
|
|
|
|
function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
|
|
var sibDir = dir == "previousSibling" && !isXML;
|
|
for ( var i = 0, l = checkSet.length; i < l; i++ ) {
|
|
var elem = checkSet[i];
|
|
if ( elem ) {
|
|
if ( sibDir && elem.nodeType === 1 ){
|
|
elem.sizcache = doneName;
|
|
elem.sizset = i;
|
|
}
|
|
elem = elem[dir];
|
|
var match = false;
|
|
|
|
while ( elem ) {
|
|
if ( elem.sizcache === doneName ) {
|
|
match = checkSet[elem.sizset];
|
|
break;
|
|
}
|
|
|
|
if ( elem.nodeType === 1 && !isXML ){
|
|
elem.sizcache = doneName;
|
|
elem.sizset = i;
|
|
}
|
|
|
|
if ( elem.nodeName === cur ) {
|
|
match = elem;
|
|
break;
|
|
}
|
|
|
|
elem = elem[dir];
|
|
}
|
|
|
|
checkSet[i] = match;
|
|
}
|
|
}
|
|
}
|
|
|
|
function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
|
|
var sibDir = dir == "previousSibling" && !isXML;
|
|
for ( var i = 0, l = checkSet.length; i < l; i++ ) {
|
|
var elem = checkSet[i];
|
|
if ( elem ) {
|
|
if ( sibDir && elem.nodeType === 1 ) {
|
|
elem.sizcache = doneName;
|
|
elem.sizset = i;
|
|
}
|
|
elem = elem[dir];
|
|
var match = false;
|
|
|
|
while ( elem ) {
|
|
if ( elem.sizcache === doneName ) {
|
|
match = checkSet[elem.sizset];
|
|
break;
|
|
}
|
|
|
|
if ( elem.nodeType === 1 ) {
|
|
if ( !isXML ) {
|
|
elem.sizcache = doneName;
|
|
elem.sizset = i;
|
|
}
|
|
if ( typeof cur !== "string" ) {
|
|
if ( elem === cur ) {
|
|
match = true;
|
|
break;
|
|
}
|
|
|
|
} else if ( Sizzle.filter( cur, [elem] ).length > 0 ) {
|
|
match = elem;
|
|
break;
|
|
}
|
|
}
|
|
|
|
elem = elem[dir];
|
|
}
|
|
|
|
checkSet[i] = match;
|
|
}
|
|
}
|
|
}
|
|
|
|
var contains = document.compareDocumentPosition ? function(a, b){
|
|
return a.compareDocumentPosition(b) & 16;
|
|
} : function(a, b){
|
|
return a !== b && (a.contains ? a.contains(b) : true);
|
|
};
|
|
|
|
var isXML = function(elem){
|
|
return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
|
|
!!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML";
|
|
};
|
|
|
|
var posProcess = function(selector, context){
|
|
var tmpSet = [], later = "", match,
|
|
root = context.nodeType ? [context] : context;
|
|
|
|
while ( (match = Expr.match.PSEUDO.exec( selector )) ) {
|
|
later += match[0];
|
|
selector = selector.replace( Expr.match.PSEUDO, "" );
|
|
}
|
|
|
|
selector = Expr.relative[selector] ? selector + "*" : selector;
|
|
|
|
for ( var i = 0, l = root.length; i < l; i++ ) {
|
|
Sizzle( selector, root[i], tmpSet );
|
|
}
|
|
|
|
return Sizzle.filter( later, tmpSet );
|
|
};
|
|
|
|
|
|
window.Sizzle = Sizzle;
|
|
|
|
})();
|
|
|
|
Prototype._original_property = window.Sizzle;
|
|
|
|
;(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].push(value);
|
|
} else result[key] = value;
|
|
return result;
|
|
};
|
|
} else {
|
|
initial = '';
|
|
accumulator = function(result, key, value) {
|
|
return result + (result ? '&' : '') + encodeURIComponent(key) + '=' + encodeURIComponent(value);
|
|
}
|
|
}
|
|
|
|
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)))) {
|
|
if (Object.isArray(value)){
|
|
value.each(function(value) {
|
|
result = accumulator(result, key, value);
|
|
});
|
|
} else {
|
|
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('*'),
|
|
element,
|
|
arr = [ ],
|
|
serializers = Form.Element.Serializers;
|
|
for (var i = 0; element = elements[i]; i++) {
|
|
arr.push(element);
|
|
}
|
|
return arr.inject([], function(elements, child) {
|
|
if (serializers[child.tagName.toLowerCase()])
|
|
elements.push(Element.extend(child));
|
|
return elements;
|
|
})
|
|
},
|
|
|
|
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() {
|
|
|
|
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,
|
|
|
|
cache: {}
|
|
};
|
|
|
|
var docEl = document.documentElement;
|
|
var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
|
|
&& 'onmouseleave' in docEl;
|
|
|
|
|
|
|
|
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) {
|
|
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;
|
|
}
|
|
|
|
if (node.nodeType == Node.TEXT_NODE)
|
|
node = node.parentNode;
|
|
|
|
return Element.extend(node);
|
|
}
|
|
|
|
function findElement(event, expression) {
|
|
var element = Event.element(event);
|
|
|
|
if (!expression) return element;
|
|
while (element) {
|
|
if (Object.isElement(element) && Prototype.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);
|
|
}
|
|
|
|
function _createResponder(element, eventName, handler) {
|
|
var registry = Element.retrieve(element, 'prototype_event_registry');
|
|
|
|
if (Object.isUndefined(registry)) {
|
|
CACHE.push(element);
|
|
registry = Element.retrieve(element, 'prototype_event_registry', $H());
|
|
}
|
|
|
|
var respondersForEvent = registry.get(eventName);
|
|
if (Object.isUndefined(respondersForEvent)) {
|
|
respondersForEvent = [];
|
|
registry.set(eventName, respondersForEvent);
|
|
}
|
|
|
|
if (respondersForEvent.pluck('handler').include(handler)) return false;
|
|
|
|
var responder;
|
|
if (eventName.include(":")) {
|
|
responder = function(event) {
|
|
if (Object.isUndefined(event.eventName))
|
|
return false;
|
|
|
|
if (event.eventName !== eventName)
|
|
return false;
|
|
|
|
Event.extend(event, element);
|
|
handler.call(element, event);
|
|
};
|
|
} else {
|
|
if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED &&
|
|
(eventName === "mouseenter" || eventName === "mouseleave")) {
|
|
if (eventName === "mouseenter" || eventName === "mouseleave") {
|
|
responder = function(event) {
|
|
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);
|
|
};
|
|
}
|
|
} else {
|
|
responder = function(event) {
|
|
Event.extend(event, element);
|
|
handler.call(element, event);
|
|
};
|
|
}
|
|
}
|
|
|
|
responder.handler = handler;
|
|
respondersForEvent.push(responder);
|
|
return responder;
|
|
}
|
|
|
|
function _destroyCache() {
|
|
for (var i = 0, length = CACHE.length; i < length; i++) {
|
|
Event.stopObserving(CACHE[i]);
|
|
CACHE[i] = null;
|
|
}
|
|
}
|
|
|
|
var CACHE = [];
|
|
|
|
if (Prototype.Browser.IE)
|
|
window.attachEvent('onunload', _destroyCache);
|
|
|
|
if (Prototype.Browser.WebKit)
|
|
window.addEventListener('unload', Prototype.emptyFunction, false);
|
|
|
|
|
|
var _getDOMEventName = Prototype.K,
|
|
translations = { mouseenter: "mouseover", mouseleave: "mouseout" };
|
|
|
|
if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) {
|
|
_getDOMEventName = function(eventName) {
|
|
return (translations[eventName] || eventName);
|
|
};
|
|
}
|
|
|
|
function observe(element, eventName, handler) {
|
|
element = $(element);
|
|
|
|
var responder = _createResponder(element, eventName, handler);
|
|
|
|
if (!responder) return element;
|
|
|
|
if (eventName.include(':')) {
|
|
if (element.addEventListener)
|
|
element.addEventListener("dataavailable", responder, false);
|
|
else {
|
|
element.attachEvent("ondataavailable", responder);
|
|
element.attachEvent("onlosecapture", responder);
|
|
}
|
|
} else {
|
|
var actualEventName = _getDOMEventName(eventName);
|
|
|
|
if (element.addEventListener)
|
|
element.addEventListener(actualEventName, responder, false);
|
|
else
|
|
element.attachEvent("on" + actualEventName, responder);
|
|
}
|
|
|
|
return element;
|
|
}
|
|
|
|
function stopObserving(element, eventName, handler) {
|
|
element = $(element);
|
|
|
|
var registry = Element.retrieve(element, 'prototype_event_registry');
|
|
if (!registry) return element;
|
|
|
|
if (!eventName) {
|
|
registry.each( function(pair) {
|
|
var eventName = pair.key;
|
|
stopObserving(element, eventName);
|
|
});
|
|
return element;
|
|
}
|
|
|
|
var responders = registry.get(eventName);
|
|
if (!responders) return element;
|
|
|
|
if (!handler) {
|
|
responders.each(function(r) {
|
|
stopObserving(element, eventName, r.handler);
|
|
});
|
|
return element;
|
|
}
|
|
|
|
var i = responders.length, responder;
|
|
while (i--) {
|
|
if (responders[i].handler === handler) {
|
|
responder = responders[i];
|
|
break;
|
|
}
|
|
}
|
|
if (!responder) return element;
|
|
|
|
if (eventName.include(':')) {
|
|
if (element.removeEventListener)
|
|
element.removeEventListener("dataavailable", responder, false);
|
|
else {
|
|
element.detachEvent("ondataavailable", responder);
|
|
element.detachEvent("onlosecapture", responder);
|
|
}
|
|
} else {
|
|
var actualEventName = _getDOMEventName(eventName);
|
|
if (element.removeEventListener)
|
|
element.removeEventListener(actualEventName, responder, false);
|
|
else
|
|
element.detachEvent('on' + actualEventName, responder);
|
|
}
|
|
|
|
registry.set(eventName, responders.without(responder));
|
|
|
|
return element;
|
|
}
|
|
|
|
function fire(element, eventName, memo, bubble) {
|
|
element = $(element);
|
|
|
|
if (Object.isUndefined(bubble))
|
|
bubble = true;
|
|
|
|
if (element == document && document.createEvent && !element.dispatchEvent)
|
|
element = document.documentElement;
|
|
|
|
var event;
|
|
if (document.createEvent) {
|
|
event = document.createEvent('HTMLEvents');
|
|
event.initEvent('dataavailable', bubble, true);
|
|
} else {
|
|
event = document.createEventObject();
|
|
event.eventType = bubble ? 'ondataavailable' : 'onlosecapture';
|
|
}
|
|
|
|
event.eventName = eventName;
|
|
event.memo = memo || { };
|
|
|
|
if (document.createEvent)
|
|
element.dispatchEvent(event);
|
|
else
|
|
element.fireEvent(event.eventType, event);
|
|
|
|
return Event.extend(event);
|
|
}
|
|
|
|
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 (window.Event) Object.extend(window.Event, Event);
|
|
else window.Event = Event;
|
|
})();
|
|
|
|
(function() {
|
|
/* 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.stopObserving('readystatechange', checkReadyState);
|
|
fireContentLoadedEvent();
|
|
}
|
|
}
|
|
|
|
function pollDoScroll() {
|
|
try { document.documentElement.doScroll('left'); }
|
|
catch(e) {
|
|
timer = pollDoScroll.defer();
|
|
return;
|
|
}
|
|
fireContentLoadedEvent();
|
|
}
|
|
|
|
if (document.addEventListener) {
|
|
document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false);
|
|
} else {
|
|
document.observe('readystatechange', checkReadyState);
|
|
if (window == top)
|
|
timer = pollDoScroll.defer();
|
|
}
|
|
|
|
Event.observe(window, 'load', fireContentLoadedEvent);
|
|
})();
|
|
|
|
|
|
Element.addMethods();
|
|
/*------------------------------- DEPRECATED -------------------------------*/
|
|
|
|
Hash.toQueryString = Object.toQueryString;
|
|
|
|
var Toggle = { display: Element.toggle };
|
|
|
|
Element.Methods.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 = $(element);
|
|
},
|
|
|
|
_each: function(iterator) {
|
|
this.element.className.split(/\s+/).select(function(name) {
|
|
return name.length > 0;
|
|
})._each(iterator);
|
|
},
|
|
|
|
set: function(className) {
|
|
this.element.className = className;
|
|
},
|
|
|
|
add: function(classNameToAdd) {
|
|
if (this.include(classNameToAdd)) return;
|
|
this.set($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);
|
|
}
|
|
});
|
|
})();
|