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3528
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leinfelder
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/* Prototype JavaScript framework, version 1.5.1.1
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* (c) 2005-2007 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: '1.5.1.1',
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Browser: {
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IE: !!(window.attachEvent && !window.opera),
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Opera: !!window.opera,
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WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
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Gecko: navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1
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},
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BrowserFeatures: {
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XPath: !!document.evaluate,
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ElementExtensions: !!window.HTMLElement,
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SpecificElementExtensions:
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(document.createElement('div').__proto__ !==
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document.createElement('form').__proto__)
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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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var Class = {
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create: function() {
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return function() {
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this.initialize.apply(this, arguments);
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}
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}
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}
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var Abstract = new Object();
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Object.extend = function(destination, source) {
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for (var property in source) {
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destination[property] = source[property];
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}
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return destination;
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}
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Object.extend(Object, {
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inspect: function(object) {
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try {
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if (object === undefined) return 'undefined';
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if (object === null) return 'null';
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return object.inspect ? object.inspect() : object.toString();
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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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toJSON: function(object) {
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var type = typeof object;
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switch(type) {
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case 'undefined':
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case 'function':
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case 'unknown': return;
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case 'boolean': return object.toString();
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}
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if (object === null) return 'null';
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if (object.toJSON) return object.toJSON();
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if (object.ownerDocument === document) return;
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var results = [];
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for (var property in object) {
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var value = Object.toJSON(object[property]);
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if (value !== undefined)
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results.push(property.toJSON() + ': ' + value);
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}
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return '{' + results.join(', ') + '}';
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},
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keys: function(object) {
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var keys = [];
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for (var property in object)
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keys.push(property);
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return keys;
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},
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values: function(object) {
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var values = [];
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for (var property in object)
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values.push(object[property]);
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return values;
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},
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clone: function(object) {
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return Object.extend({}, object);
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}
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});
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Function.prototype.bind = function() {
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var __method = this, args = $A(arguments), object = args.shift();
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return function() {
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return __method.apply(object, args.concat($A(arguments)));
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}
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}
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Function.prototype.bindAsEventListener = function(object) {
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var __method = this, args = $A(arguments), object = args.shift();
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return function(event) {
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return __method.apply(object, [event || window.event].concat(args));
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}
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}
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Object.extend(Number.prototype, {
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toColorPart: function() {
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return this.toPaddedString(2, 16);
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},
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succ: function() {
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return this + 1;
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},
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times: function(iterator) {
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$R(0, this, true).each(iterator);
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return this;
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},
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toPaddedString: function(length, radix) {
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var string = this.toString(radix || 10);
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return '0'.times(length - string.length) + string;
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},
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toJSON: function() {
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return isFinite(this) ? this.toString() : 'null';
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}
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});
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Date.prototype.toJSON = function() {
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return '"' + this.getFullYear() + '-' +
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(this.getMonth() + 1).toPaddedString(2) + '-' +
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this.getDate().toPaddedString(2) + 'T' +
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this.getHours().toPaddedString(2) + ':' +
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this.getMinutes().toPaddedString(2) + ':' +
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this.getSeconds().toPaddedString(2) + '"';
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};
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var Try = {
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these: function() {
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var returnValue;
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for (var i = 0, length = arguments.length; i < length; i++) {
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var lambda = arguments[i];
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try {
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returnValue = lambda();
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break;
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} catch (e) {}
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}
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return returnValue;
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}
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}
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/*--------------------------------------------------------------------------*/
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var PeriodicalExecuter = Class.create();
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PeriodicalExecuter.prototype = {
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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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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.callback(this);
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} finally {
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this.currentlyExecuting = false;
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}
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}
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}
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}
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Object.extend(String, {
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interpret: function(value) {
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return value == null ? '' : String(value);
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},
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specialChar: {
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'\b': '\\b',
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'\t': '\\t',
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'\n': '\\n',
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'\f': '\\f',
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'\r': '\\r',
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'\\': '\\\\'
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}
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});
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Object.extend(String.prototype, {
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gsub: function(pattern, replacement) {
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var result = '', source = this, match;
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replacement = arguments.callee.prepareReplacement(replacement);
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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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sub: function(pattern, replacement, count) {
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replacement = this.gsub.prepareReplacement(replacement);
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count = count === undefined ? 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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scan: function(pattern, iterator) {
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this.gsub(pattern, iterator);
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return this;
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},
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truncate: function(length, truncation) {
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length = length || 30;
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truncation = truncation === undefined ? '...' : truncation;
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return this.length > length ?
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this.slice(0, length - truncation.length) + truncation : this;
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},
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strip: function() {
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return this.replace(/^\s+/, '').replace(/\s+$/, '');
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},
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stripTags: function() {
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return this.replace(/<\/?[^>]+>/gi, '');
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},
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stripScripts: function() {
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return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
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},
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extractScripts: function() {
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var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
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var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
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return (this.match(matchAll) || []).map(function(scriptTag) {
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return (scriptTag.match(matchOne) || ['', ''])[1];
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});
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},
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evalScripts: function() {
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return this.extractScripts().map(function(script) { return eval(script) });
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},
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escapeHTML: function() {
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var self = arguments.callee;
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self.text.data = this;
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return self.div.innerHTML;
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},
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unescapeHTML: function() {
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var div = document.createElement('div');
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div.innerHTML = this.stripTags();
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return div.childNodes[0] ? (div.childNodes.length > 1 ?
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$A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
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div.childNodes[0].nodeValue) : '';
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},
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toQueryParams: function(separator) {
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var match = this.strip().match(/([^?#]*)(#.*)?$/);
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if (!match) return {};
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293 |
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return match[1].split(separator || '&').inject({}, function(hash, pair) {
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if ((pair = pair.split('='))[0]) {
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var key = decodeURIComponent(pair.shift());
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var value = pair.length > 1 ? pair.join('=') : pair[0];
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if (value != undefined) value = decodeURIComponent(value);
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299 |
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if (key in hash) {
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if (hash[key].constructor != Array) hash[key] = [hash[key]];
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hash[key].push(value);
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}
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else hash[key] = value;
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}
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return hash;
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});
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},
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toArray: function() {
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return this.split('');
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},
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313 |
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succ: function() {
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return this.slice(0, this.length - 1) +
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String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
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},
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318 |
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times: function(count) {
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var result = '';
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for (var i = 0; i < count; i++) result += this;
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return result;
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},
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324 |
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camelize: function() {
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var parts = this.split('-'), len = parts.length;
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if (len == 1) return parts[0];
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328 |
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var camelized = this.charAt(0) == '-'
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? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
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: parts[0];
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for (var i = 1; i < len; i++)
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camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);
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334 |
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335 |
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return camelized;
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},
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337 |
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338 |
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capitalize: function() {
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return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
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},
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342 |
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underscore: function() {
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return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
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},
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345 |
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346 |
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dasherize: function() {
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return this.gsub(/_/,'-');
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},
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349 |
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350 |
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inspect: function(useDoubleQuotes) {
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var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) {
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var character = String.specialChar[match[0]];
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return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16);
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});
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if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
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return "'" + escapedString.replace(/'/g, '\\\'') + "'";
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},
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358 |
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359 |
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toJSON: function() {
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360 |
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return this.inspect(true);
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},
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362 |
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363 |
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unfilterJSON: function(filter) {
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364 |
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return this.sub(filter || Prototype.JSONFilter, '#{1}');
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365 |
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},
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366 |
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|
367 |
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isJSON: function() {
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368 |
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var str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
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return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
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},
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371 |
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evalJSON: function(sanitize) {
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373 |
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var json = this.unfilterJSON();
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try {
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if (!sanitize || json.isJSON()) return eval('(' + json + ')');
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} catch (e) { }
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377 |
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throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
|
378 |
|
|
},
|
379 |
|
|
|
380 |
|
|
include: function(pattern) {
|
381 |
|
|
return this.indexOf(pattern) > -1;
|
382 |
|
|
},
|
383 |
|
|
|
384 |
|
|
startsWith: function(pattern) {
|
385 |
|
|
return this.indexOf(pattern) === 0;
|
386 |
|
|
},
|
387 |
|
|
|
388 |
|
|
endsWith: function(pattern) {
|
389 |
|
|
var d = this.length - pattern.length;
|
390 |
|
|
return d >= 0 && this.lastIndexOf(pattern) === d;
|
391 |
|
|
},
|
392 |
|
|
|
393 |
|
|
empty: function() {
|
394 |
|
|
return this == '';
|
395 |
|
|
},
|
396 |
|
|
|
397 |
|
|
blank: function() {
|
398 |
|
|
return /^\s*$/.test(this);
|
399 |
|
|
}
|
400 |
|
|
});
|
401 |
|
|
|
402 |
|
|
if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
|
403 |
|
|
escapeHTML: function() {
|
404 |
|
|
return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
|
405 |
|
|
},
|
406 |
|
|
unescapeHTML: function() {
|
407 |
|
|
return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
|
408 |
|
|
}
|
409 |
|
|
});
|
410 |
|
|
|
411 |
|
|
String.prototype.gsub.prepareReplacement = function(replacement) {
|
412 |
|
|
if (typeof replacement == 'function') return replacement;
|
413 |
|
|
var template = new Template(replacement);
|
414 |
|
|
return function(match) { return template.evaluate(match) };
|
415 |
|
|
}
|
416 |
|
|
|
417 |
|
|
String.prototype.parseQuery = String.prototype.toQueryParams;
|
418 |
|
|
|
419 |
|
|
Object.extend(String.prototype.escapeHTML, {
|
420 |
|
|
div: document.createElement('div'),
|
421 |
|
|
text: document.createTextNode('')
|
422 |
|
|
});
|
423 |
|
|
|
424 |
|
|
with (String.prototype.escapeHTML) div.appendChild(text);
|
425 |
|
|
|
426 |
|
|
var Template = Class.create();
|
427 |
|
|
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
|
428 |
|
|
Template.prototype = {
|
429 |
|
|
initialize: function(template, pattern) {
|
430 |
|
|
this.template = template.toString();
|
431 |
|
|
this.pattern = pattern || Template.Pattern;
|
432 |
|
|
},
|
433 |
|
|
|
434 |
|
|
evaluate: function(object) {
|
435 |
|
|
return this.template.gsub(this.pattern, function(match) {
|
436 |
|
|
var before = match[1];
|
437 |
|
|
if (before == '\\') return match[2];
|
438 |
|
|
return before + String.interpret(object[match[3]]);
|
439 |
|
|
});
|
440 |
|
|
}
|
441 |
|
|
}
|
442 |
|
|
|
443 |
|
|
var $break = {}, $continue = new Error('"throw $continue" is deprecated, use "return" instead');
|
444 |
|
|
|
445 |
|
|
var Enumerable = {
|
446 |
|
|
each: function(iterator) {
|
447 |
|
|
var index = 0;
|
448 |
|
|
try {
|
449 |
|
|
this._each(function(value) {
|
450 |
|
|
iterator(value, index++);
|
451 |
|
|
});
|
452 |
|
|
} catch (e) {
|
453 |
|
|
if (e != $break) throw e;
|
454 |
|
|
}
|
455 |
|
|
return this;
|
456 |
|
|
},
|
457 |
|
|
|
458 |
|
|
eachSlice: function(number, iterator) {
|
459 |
|
|
var index = -number, slices = [], array = this.toArray();
|
460 |
|
|
while ((index += number) < array.length)
|
461 |
|
|
slices.push(array.slice(index, index+number));
|
462 |
|
|
return slices.map(iterator);
|
463 |
|
|
},
|
464 |
|
|
|
465 |
|
|
all: function(iterator) {
|
466 |
|
|
var result = true;
|
467 |
|
|
this.each(function(value, index) {
|
468 |
|
|
result = result && !!(iterator || Prototype.K)(value, index);
|
469 |
|
|
if (!result) throw $break;
|
470 |
|
|
});
|
471 |
|
|
return result;
|
472 |
|
|
},
|
473 |
|
|
|
474 |
|
|
any: function(iterator) {
|
475 |
|
|
var result = false;
|
476 |
|
|
this.each(function(value, index) {
|
477 |
|
|
if (result = !!(iterator || Prototype.K)(value, index))
|
478 |
|
|
throw $break;
|
479 |
|
|
});
|
480 |
|
|
return result;
|
481 |
|
|
},
|
482 |
|
|
|
483 |
|
|
collect: function(iterator) {
|
484 |
|
|
var results = [];
|
485 |
|
|
this.each(function(value, index) {
|
486 |
|
|
results.push((iterator || Prototype.K)(value, index));
|
487 |
|
|
});
|
488 |
|
|
return results;
|
489 |
|
|
},
|
490 |
|
|
|
491 |
|
|
detect: function(iterator) {
|
492 |
|
|
var result;
|
493 |
|
|
this.each(function(value, index) {
|
494 |
|
|
if (iterator(value, index)) {
|
495 |
|
|
result = value;
|
496 |
|
|
throw $break;
|
497 |
|
|
}
|
498 |
|
|
});
|
499 |
|
|
return result;
|
500 |
|
|
},
|
501 |
|
|
|
502 |
|
|
findAll: function(iterator) {
|
503 |
|
|
var results = [];
|
504 |
|
|
this.each(function(value, index) {
|
505 |
|
|
if (iterator(value, index))
|
506 |
|
|
results.push(value);
|
507 |
|
|
});
|
508 |
|
|
return results;
|
509 |
|
|
},
|
510 |
|
|
|
511 |
|
|
grep: function(pattern, iterator) {
|
512 |
|
|
var results = [];
|
513 |
|
|
this.each(function(value, index) {
|
514 |
|
|
var stringValue = value.toString();
|
515 |
|
|
if (stringValue.match(pattern))
|
516 |
|
|
results.push((iterator || Prototype.K)(value, index));
|
517 |
|
|
})
|
518 |
|
|
return results;
|
519 |
|
|
},
|
520 |
|
|
|
521 |
|
|
include: function(object) {
|
522 |
|
|
var found = false;
|
523 |
|
|
this.each(function(value) {
|
524 |
|
|
if (value == object) {
|
525 |
|
|
found = true;
|
526 |
|
|
throw $break;
|
527 |
|
|
}
|
528 |
|
|
});
|
529 |
|
|
return found;
|
530 |
|
|
},
|
531 |
|
|
|
532 |
|
|
inGroupsOf: function(number, fillWith) {
|
533 |
|
|
fillWith = fillWith === undefined ? null : fillWith;
|
534 |
|
|
return this.eachSlice(number, function(slice) {
|
535 |
|
|
while(slice.length < number) slice.push(fillWith);
|
536 |
|
|
return slice;
|
537 |
|
|
});
|
538 |
|
|
},
|
539 |
|
|
|
540 |
|
|
inject: function(memo, iterator) {
|
541 |
|
|
this.each(function(value, index) {
|
542 |
|
|
memo = iterator(memo, value, index);
|
543 |
|
|
});
|
544 |
|
|
return memo;
|
545 |
|
|
},
|
546 |
|
|
|
547 |
|
|
invoke: function(method) {
|
548 |
|
|
var args = $A(arguments).slice(1);
|
549 |
|
|
return this.map(function(value) {
|
550 |
|
|
return value[method].apply(value, args);
|
551 |
|
|
});
|
552 |
|
|
},
|
553 |
|
|
|
554 |
|
|
max: function(iterator) {
|
555 |
|
|
var result;
|
556 |
|
|
this.each(function(value, index) {
|
557 |
|
|
value = (iterator || Prototype.K)(value, index);
|
558 |
|
|
if (result == undefined || value >= result)
|
559 |
|
|
result = value;
|
560 |
|
|
});
|
561 |
|
|
return result;
|
562 |
|
|
},
|
563 |
|
|
|
564 |
|
|
min: function(iterator) {
|
565 |
|
|
var result;
|
566 |
|
|
this.each(function(value, index) {
|
567 |
|
|
value = (iterator || Prototype.K)(value, index);
|
568 |
|
|
if (result == undefined || value < result)
|
569 |
|
|
result = value;
|
570 |
|
|
});
|
571 |
|
|
return result;
|
572 |
|
|
},
|
573 |
|
|
|
574 |
|
|
partition: function(iterator) {
|
575 |
|
|
var trues = [], falses = [];
|
576 |
|
|
this.each(function(value, index) {
|
577 |
|
|
((iterator || Prototype.K)(value, index) ?
|
578 |
|
|
trues : falses).push(value);
|
579 |
|
|
});
|
580 |
|
|
return [trues, falses];
|
581 |
|
|
},
|
582 |
|
|
|
583 |
|
|
pluck: function(property) {
|
584 |
|
|
var results = [];
|
585 |
|
|
this.each(function(value, index) {
|
586 |
|
|
results.push(value[property]);
|
587 |
|
|
});
|
588 |
|
|
return results;
|
589 |
|
|
},
|
590 |
|
|
|
591 |
|
|
reject: function(iterator) {
|
592 |
|
|
var results = [];
|
593 |
|
|
this.each(function(value, index) {
|
594 |
|
|
if (!iterator(value, index))
|
595 |
|
|
results.push(value);
|
596 |
|
|
});
|
597 |
|
|
return results;
|
598 |
|
|
},
|
599 |
|
|
|
600 |
|
|
sortBy: function(iterator) {
|
601 |
|
|
return this.map(function(value, index) {
|
602 |
|
|
return {value: value, criteria: iterator(value, index)};
|
603 |
|
|
}).sort(function(left, right) {
|
604 |
|
|
var a = left.criteria, b = right.criteria;
|
605 |
|
|
return a < b ? -1 : a > b ? 1 : 0;
|
606 |
|
|
}).pluck('value');
|
607 |
|
|
},
|
608 |
|
|
|
609 |
|
|
toArray: function() {
|
610 |
|
|
return this.map();
|
611 |
|
|
},
|
612 |
|
|
|
613 |
|
|
zip: function() {
|
614 |
|
|
var iterator = Prototype.K, args = $A(arguments);
|
615 |
|
|
if (typeof args.last() == 'function')
|
616 |
|
|
iterator = args.pop();
|
617 |
|
|
|
618 |
|
|
var collections = [this].concat(args).map($A);
|
619 |
|
|
return this.map(function(value, index) {
|
620 |
|
|
return iterator(collections.pluck(index));
|
621 |
|
|
});
|
622 |
|
|
},
|
623 |
|
|
|
624 |
|
|
size: function() {
|
625 |
|
|
return this.toArray().length;
|
626 |
|
|
},
|
627 |
|
|
|
628 |
|
|
inspect: function() {
|
629 |
|
|
return '#<Enumerable:' + this.toArray().inspect() + '>';
|
630 |
|
|
}
|
631 |
|
|
}
|
632 |
|
|
|
633 |
|
|
Object.extend(Enumerable, {
|
634 |
|
|
map: Enumerable.collect,
|
635 |
|
|
find: Enumerable.detect,
|
636 |
|
|
select: Enumerable.findAll,
|
637 |
|
|
member: Enumerable.include,
|
638 |
|
|
entries: Enumerable.toArray
|
639 |
|
|
});
|
640 |
|
|
var $A = Array.from = function(iterable) {
|
641 |
|
|
if (!iterable) return [];
|
642 |
|
|
if (iterable.toArray) {
|
643 |
|
|
return iterable.toArray();
|
644 |
|
|
} else {
|
645 |
|
|
var results = [];
|
646 |
|
|
for (var i = 0, length = iterable.length; i < length; i++)
|
647 |
|
|
results.push(iterable[i]);
|
648 |
|
|
return results;
|
649 |
|
|
}
|
650 |
|
|
}
|
651 |
|
|
|
652 |
|
|
if (Prototype.Browser.WebKit) {
|
653 |
|
|
$A = Array.from = function(iterable) {
|
654 |
|
|
if (!iterable) return [];
|
655 |
|
|
if (!(typeof iterable == 'function' && iterable == '[object NodeList]') &&
|
656 |
|
|
iterable.toArray) {
|
657 |
|
|
return iterable.toArray();
|
658 |
|
|
} else {
|
659 |
|
|
var results = [];
|
660 |
|
|
for (var i = 0, length = iterable.length; i < length; i++)
|
661 |
|
|
results.push(iterable[i]);
|
662 |
|
|
return results;
|
663 |
|
|
}
|
664 |
|
|
}
|
665 |
|
|
}
|
666 |
|
|
|
667 |
|
|
Object.extend(Array.prototype, Enumerable);
|
668 |
|
|
|
669 |
|
|
if (!Array.prototype._reverse)
|
670 |
|
|
Array.prototype._reverse = Array.prototype.reverse;
|
671 |
|
|
|
672 |
|
|
Object.extend(Array.prototype, {
|
673 |
|
|
_each: function(iterator) {
|
674 |
|
|
for (var i = 0, length = this.length; i < length; i++)
|
675 |
|
|
iterator(this[i]);
|
676 |
|
|
},
|
677 |
|
|
|
678 |
|
|
clear: function() {
|
679 |
|
|
this.length = 0;
|
680 |
|
|
return this;
|
681 |
|
|
},
|
682 |
|
|
|
683 |
|
|
first: function() {
|
684 |
|
|
return this[0];
|
685 |
|
|
},
|
686 |
|
|
|
687 |
|
|
last: function() {
|
688 |
|
|
return this[this.length - 1];
|
689 |
|
|
},
|
690 |
|
|
|
691 |
|
|
compact: function() {
|
692 |
|
|
return this.select(function(value) {
|
693 |
|
|
return value != null;
|
694 |
|
|
});
|
695 |
|
|
},
|
696 |
|
|
|
697 |
|
|
flatten: function() {
|
698 |
|
|
return this.inject([], function(array, value) {
|
699 |
|
|
return array.concat(value && value.constructor == Array ?
|
700 |
|
|
value.flatten() : [value]);
|
701 |
|
|
});
|
702 |
|
|
},
|
703 |
|
|
|
704 |
|
|
without: function() {
|
705 |
|
|
var values = $A(arguments);
|
706 |
|
|
return this.select(function(value) {
|
707 |
|
|
return !values.include(value);
|
708 |
|
|
});
|
709 |
|
|
},
|
710 |
|
|
|
711 |
|
|
indexOf: function(object) {
|
712 |
|
|
for (var i = 0, length = this.length; i < length; i++)
|
713 |
|
|
if (this[i] == object) return i;
|
714 |
|
|
return -1;
|
715 |
|
|
},
|
716 |
|
|
|
717 |
|
|
reverse: function(inline) {
|
718 |
|
|
return (inline !== false ? this : this.toArray())._reverse();
|
719 |
|
|
},
|
720 |
|
|
|
721 |
|
|
reduce: function() {
|
722 |
|
|
return this.length > 1 ? this : this[0];
|
723 |
|
|
},
|
724 |
|
|
|
725 |
|
|
uniq: function(sorted) {
|
726 |
|
|
return this.inject([], function(array, value, index) {
|
727 |
|
|
if (0 == index || (sorted ? array.last() != value : !array.include(value)))
|
728 |
|
|
array.push(value);
|
729 |
|
|
return array;
|
730 |
|
|
});
|
731 |
|
|
},
|
732 |
|
|
|
733 |
|
|
clone: function() {
|
734 |
|
|
return [].concat(this);
|
735 |
|
|
},
|
736 |
|
|
|
737 |
|
|
size: function() {
|
738 |
|
|
return this.length;
|
739 |
|
|
},
|
740 |
|
|
|
741 |
|
|
inspect: function() {
|
742 |
|
|
return '[' + this.map(Object.inspect).join(', ') + ']';
|
743 |
|
|
},
|
744 |
|
|
|
745 |
|
|
toJSON: function() {
|
746 |
|
|
var results = [];
|
747 |
|
|
this.each(function(object) {
|
748 |
|
|
var value = Object.toJSON(object);
|
749 |
|
|
if (value !== undefined) results.push(value);
|
750 |
|
|
});
|
751 |
|
|
return '[' + results.join(', ') + ']';
|
752 |
|
|
}
|
753 |
|
|
});
|
754 |
|
|
|
755 |
|
|
Array.prototype.toArray = Array.prototype.clone;
|
756 |
|
|
|
757 |
|
|
function $w(string) {
|
758 |
|
|
string = string.strip();
|
759 |
|
|
return string ? string.split(/\s+/) : [];
|
760 |
|
|
}
|
761 |
|
|
|
762 |
|
|
if (Prototype.Browser.Opera){
|
763 |
|
|
Array.prototype.concat = function() {
|
764 |
|
|
var array = [];
|
765 |
|
|
for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
|
766 |
|
|
for (var i = 0, length = arguments.length; i < length; i++) {
|
767 |
|
|
if (arguments[i].constructor == Array) {
|
768 |
|
|
for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
|
769 |
|
|
array.push(arguments[i][j]);
|
770 |
|
|
} else {
|
771 |
|
|
array.push(arguments[i]);
|
772 |
|
|
}
|
773 |
|
|
}
|
774 |
|
|
return array;
|
775 |
|
|
}
|
776 |
|
|
}
|
777 |
|
|
var Hash = function(object) {
|
778 |
|
|
if (object instanceof Hash) this.merge(object);
|
779 |
|
|
else Object.extend(this, object || {});
|
780 |
|
|
};
|
781 |
|
|
|
782 |
|
|
Object.extend(Hash, {
|
783 |
|
|
toQueryString: function(obj) {
|
784 |
|
|
var parts = [];
|
785 |
|
|
parts.add = arguments.callee.addPair;
|
786 |
|
|
|
787 |
|
|
this.prototype._each.call(obj, function(pair) {
|
788 |
|
|
if (!pair.key) return;
|
789 |
|
|
var value = pair.value;
|
790 |
|
|
|
791 |
|
|
if (value && typeof value == 'object') {
|
792 |
|
|
if (value.constructor == Array) value.each(function(value) {
|
793 |
|
|
parts.add(pair.key, value);
|
794 |
|
|
});
|
795 |
|
|
return;
|
796 |
|
|
}
|
797 |
|
|
parts.add(pair.key, value);
|
798 |
|
|
});
|
799 |
|
|
|
800 |
|
|
return parts.join('&');
|
801 |
|
|
},
|
802 |
|
|
|
803 |
|
|
toJSON: function(object) {
|
804 |
|
|
var results = [];
|
805 |
|
|
this.prototype._each.call(object, function(pair) {
|
806 |
|
|
var value = Object.toJSON(pair.value);
|
807 |
|
|
if (value !== undefined) results.push(pair.key.toJSON() + ': ' + value);
|
808 |
|
|
});
|
809 |
|
|
return '{' + results.join(', ') + '}';
|
810 |
|
|
}
|
811 |
|
|
});
|
812 |
|
|
|
813 |
|
|
Hash.toQueryString.addPair = function(key, value, prefix) {
|
814 |
|
|
key = encodeURIComponent(key);
|
815 |
|
|
if (value === undefined) this.push(key);
|
816 |
|
|
else this.push(key + '=' + (value == null ? '' : encodeURIComponent(value)));
|
817 |
|
|
}
|
818 |
|
|
|
819 |
|
|
Object.extend(Hash.prototype, Enumerable);
|
820 |
|
|
Object.extend(Hash.prototype, {
|
821 |
|
|
_each: function(iterator) {
|
822 |
|
|
for (var key in this) {
|
823 |
|
|
var value = this[key];
|
824 |
|
|
if (value && value == Hash.prototype[key]) continue;
|
825 |
|
|
|
826 |
|
|
var pair = [key, value];
|
827 |
|
|
pair.key = key;
|
828 |
|
|
pair.value = value;
|
829 |
|
|
iterator(pair);
|
830 |
|
|
}
|
831 |
|
|
},
|
832 |
|
|
|
833 |
|
|
keys: function() {
|
834 |
|
|
return this.pluck('key');
|
835 |
|
|
},
|
836 |
|
|
|
837 |
|
|
values: function() {
|
838 |
|
|
return this.pluck('value');
|
839 |
|
|
},
|
840 |
|
|
|
841 |
|
|
merge: function(hash) {
|
842 |
|
|
return $H(hash).inject(this, function(mergedHash, pair) {
|
843 |
|
|
mergedHash[pair.key] = pair.value;
|
844 |
|
|
return mergedHash;
|
845 |
|
|
});
|
846 |
|
|
},
|
847 |
|
|
|
848 |
|
|
remove: function() {
|
849 |
|
|
var result;
|
850 |
|
|
for(var i = 0, length = arguments.length; i < length; i++) {
|
851 |
|
|
var value = this[arguments[i]];
|
852 |
|
|
if (value !== undefined){
|
853 |
|
|
if (result === undefined) result = value;
|
854 |
|
|
else {
|
855 |
|
|
if (result.constructor != Array) result = [result];
|
856 |
|
|
result.push(value)
|
857 |
|
|
}
|
858 |
|
|
}
|
859 |
|
|
delete this[arguments[i]];
|
860 |
|
|
}
|
861 |
|
|
return result;
|
862 |
|
|
},
|
863 |
|
|
|
864 |
|
|
toQueryString: function() {
|
865 |
|
|
return Hash.toQueryString(this);
|
866 |
|
|
},
|
867 |
|
|
|
868 |
|
|
inspect: function() {
|
869 |
|
|
return '#<Hash:{' + this.map(function(pair) {
|
870 |
|
|
return pair.map(Object.inspect).join(': ');
|
871 |
|
|
}).join(', ') + '}>';
|
872 |
|
|
},
|
873 |
|
|
|
874 |
|
|
toJSON: function() {
|
875 |
|
|
return Hash.toJSON(this);
|
876 |
|
|
}
|
877 |
|
|
});
|
878 |
|
|
|
879 |
|
|
function $H(object) {
|
880 |
|
|
if (object instanceof Hash) return object;
|
881 |
|
|
return new Hash(object);
|
882 |
|
|
};
|
883 |
|
|
|
884 |
|
|
// Safari iterates over shadowed properties
|
885 |
|
|
if (function() {
|
886 |
|
|
var i = 0, Test = function(value) { this.key = value };
|
887 |
|
|
Test.prototype.key = 'foo';
|
888 |
|
|
for (var property in new Test('bar')) i++;
|
889 |
|
|
return i > 1;
|
890 |
|
|
}()) Hash.prototype._each = function(iterator) {
|
891 |
|
|
var cache = [];
|
892 |
|
|
for (var key in this) {
|
893 |
|
|
var value = this[key];
|
894 |
|
|
if ((value && value == Hash.prototype[key]) || cache.include(key)) continue;
|
895 |
|
|
cache.push(key);
|
896 |
|
|
var pair = [key, value];
|
897 |
|
|
pair.key = key;
|
898 |
|
|
pair.value = value;
|
899 |
|
|
iterator(pair);
|
900 |
|
|
}
|
901 |
|
|
};
|
902 |
|
|
ObjectRange = Class.create();
|
903 |
|
|
Object.extend(ObjectRange.prototype, Enumerable);
|
904 |
|
|
Object.extend(ObjectRange.prototype, {
|
905 |
|
|
initialize: function(start, end, exclusive) {
|
906 |
|
|
this.start = start;
|
907 |
|
|
this.end = end;
|
908 |
|
|
this.exclusive = exclusive;
|
909 |
|
|
},
|
910 |
|
|
|
911 |
|
|
_each: function(iterator) {
|
912 |
|
|
var value = this.start;
|
913 |
|
|
while (this.include(value)) {
|
914 |
|
|
iterator(value);
|
915 |
|
|
value = value.succ();
|
916 |
|
|
}
|
917 |
|
|
},
|
918 |
|
|
|
919 |
|
|
include: function(value) {
|
920 |
|
|
if (value < this.start)
|
921 |
|
|
return false;
|
922 |
|
|
if (this.exclusive)
|
923 |
|
|
return value < this.end;
|
924 |
|
|
return value <= this.end;
|
925 |
|
|
}
|
926 |
|
|
});
|
927 |
|
|
|
928 |
|
|
var $R = function(start, end, exclusive) {
|
929 |
|
|
return new ObjectRange(start, end, exclusive);
|
930 |
|
|
}
|
931 |
|
|
|
932 |
|
|
var Ajax = {
|
933 |
|
|
getTransport: function() {
|
934 |
|
|
return Try.these(
|
935 |
|
|
function() {return new XMLHttpRequest()},
|
936 |
|
|
function() {return new ActiveXObject('Msxml2.XMLHTTP')},
|
937 |
|
|
function() {return new ActiveXObject('Microsoft.XMLHTTP')}
|
938 |
|
|
) || false;
|
939 |
|
|
},
|
940 |
|
|
|
941 |
|
|
activeRequestCount: 0
|
942 |
|
|
}
|
943 |
|
|
|
944 |
|
|
Ajax.Responders = {
|
945 |
|
|
responders: [],
|
946 |
|
|
|
947 |
|
|
_each: function(iterator) {
|
948 |
|
|
this.responders._each(iterator);
|
949 |
|
|
},
|
950 |
|
|
|
951 |
|
|
register: function(responder) {
|
952 |
|
|
if (!this.include(responder))
|
953 |
|
|
this.responders.push(responder);
|
954 |
|
|
},
|
955 |
|
|
|
956 |
|
|
unregister: function(responder) {
|
957 |
|
|
this.responders = this.responders.without(responder);
|
958 |
|
|
},
|
959 |
|
|
|
960 |
|
|
dispatch: function(callback, request, transport, json) {
|
961 |
|
|
this.each(function(responder) {
|
962 |
|
|
if (typeof responder[callback] == 'function') {
|
963 |
|
|
try {
|
964 |
|
|
responder[callback].apply(responder, [request, transport, json]);
|
965 |
|
|
} catch (e) {}
|
966 |
|
|
}
|
967 |
|
|
});
|
968 |
|
|
}
|
969 |
|
|
};
|
970 |
|
|
|
971 |
|
|
Object.extend(Ajax.Responders, Enumerable);
|
972 |
|
|
|
973 |
|
|
Ajax.Responders.register({
|
974 |
|
|
onCreate: function() {
|
975 |
|
|
Ajax.activeRequestCount++;
|
976 |
|
|
},
|
977 |
|
|
onComplete: function() {
|
978 |
|
|
Ajax.activeRequestCount--;
|
979 |
|
|
}
|
980 |
|
|
});
|
981 |
|
|
|
982 |
|
|
Ajax.Base = function() {};
|
983 |
|
|
Ajax.Base.prototype = {
|
984 |
|
|
setOptions: function(options) {
|
985 |
|
|
this.options = {
|
986 |
|
|
method: 'post',
|
987 |
|
|
asynchronous: true,
|
988 |
|
|
contentType: 'application/x-www-form-urlencoded',
|
989 |
|
|
encoding: 'UTF-8',
|
990 |
|
|
parameters: ''
|
991 |
|
|
}
|
992 |
|
|
Object.extend(this.options, options || {});
|
993 |
|
|
|
994 |
|
|
this.options.method = this.options.method.toLowerCase();
|
995 |
|
|
if (typeof this.options.parameters == 'string')
|
996 |
|
|
this.options.parameters = this.options.parameters.toQueryParams();
|
997 |
|
|
}
|
998 |
|
|
}
|
999 |
|
|
|
1000 |
|
|
Ajax.Request = Class.create();
|
1001 |
|
|
Ajax.Request.Events =
|
1002 |
|
|
['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
|
1003 |
|
|
|
1004 |
|
|
Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
|
1005 |
|
|
_complete: false,
|
1006 |
|
|
|
1007 |
|
|
initialize: function(url, options) {
|
1008 |
|
|
this.transport = Ajax.getTransport();
|
1009 |
|
|
this.setOptions(options);
|
1010 |
|
|
this.request(url);
|
1011 |
|
|
},
|
1012 |
|
|
|
1013 |
|
|
request: function(url) {
|
1014 |
|
|
this.url = url;
|
1015 |
|
|
this.method = this.options.method;
|
1016 |
|
|
var params = Object.clone(this.options.parameters);
|
1017 |
|
|
|
1018 |
|
|
if (!['get', 'post'].include(this.method)) {
|
1019 |
|
|
// simulate other verbs over post
|
1020 |
|
|
params['_method'] = this.method;
|
1021 |
|
|
this.method = 'post';
|
1022 |
|
|
}
|
1023 |
|
|
|
1024 |
|
|
this.parameters = params;
|
1025 |
|
|
|
1026 |
|
|
if (params = Hash.toQueryString(params)) {
|
1027 |
|
|
// when GET, append parameters to URL
|
1028 |
|
|
if (this.method == 'get')
|
1029 |
|
|
this.url += (this.url.include('?') ? '&' : '?') + params;
|
1030 |
|
|
else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
|
1031 |
|
|
params += '&_=';
|
1032 |
|
|
}
|
1033 |
|
|
|
1034 |
|
|
try {
|
1035 |
|
|
if (this.options.onCreate) this.options.onCreate(this.transport);
|
1036 |
|
|
Ajax.Responders.dispatch('onCreate', this, this.transport);
|
1037 |
|
|
|
1038 |
|
|
this.transport.open(this.method.toUpperCase(), this.url,
|
1039 |
|
|
this.options.asynchronous);
|
1040 |
|
|
|
1041 |
|
|
if (this.options.asynchronous)
|
1042 |
|
|
setTimeout(function() { this.respondToReadyState(1) }.bind(this), 10);
|
1043 |
|
|
|
1044 |
|
|
this.transport.onreadystatechange = this.onStateChange.bind(this);
|
1045 |
|
|
this.setRequestHeaders();
|
1046 |
|
|
|
1047 |
|
|
this.body = this.method == 'post' ? (this.options.postBody || params) : null;
|
1048 |
|
|
this.transport.send(this.body);
|
1049 |
|
|
|
1050 |
|
|
/* Force Firefox to handle ready state 4 for synchronous requests */
|
1051 |
|
|
if (!this.options.asynchronous && this.transport.overrideMimeType)
|
1052 |
|
|
this.onStateChange();
|
1053 |
|
|
|
1054 |
|
|
}
|
1055 |
|
|
catch (e) {
|
1056 |
|
|
this.dispatchException(e);
|
1057 |
|
|
}
|
1058 |
|
|
},
|
1059 |
|
|
|
1060 |
|
|
onStateChange: function() {
|
1061 |
|
|
var readyState = this.transport.readyState;
|
1062 |
|
|
if (readyState > 1 && !((readyState == 4) && this._complete))
|
1063 |
|
|
this.respondToReadyState(this.transport.readyState);
|
1064 |
|
|
},
|
1065 |
|
|
|
1066 |
|
|
setRequestHeaders: function() {
|
1067 |
|
|
var headers = {
|
1068 |
|
|
'X-Requested-With': 'XMLHttpRequest',
|
1069 |
|
|
'X-Prototype-Version': Prototype.Version,
|
1070 |
|
|
'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
|
1071 |
|
|
};
|
1072 |
|
|
|
1073 |
|
|
if (this.method == 'post') {
|
1074 |
|
|
headers['Content-type'] = this.options.contentType +
|
1075 |
|
|
(this.options.encoding ? '; charset=' + this.options.encoding : '');
|
1076 |
|
|
|
1077 |
|
|
/* Force "Connection: close" for older Mozilla browsers to work
|
1078 |
|
|
* around a bug where XMLHttpRequest sends an incorrect
|
1079 |
|
|
* Content-length header. See Mozilla Bugzilla #246651.
|
1080 |
|
|
*/
|
1081 |
|
|
if (this.transport.overrideMimeType &&
|
1082 |
|
|
(navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
|
1083 |
|
|
headers['Connection'] = 'close';
|
1084 |
|
|
}
|
1085 |
|
|
|
1086 |
|
|
// user-defined headers
|
1087 |
|
|
if (typeof this.options.requestHeaders == 'object') {
|
1088 |
|
|
var extras = this.options.requestHeaders;
|
1089 |
|
|
|
1090 |
|
|
if (typeof extras.push == 'function')
|
1091 |
|
|
for (var i = 0, length = extras.length; i < length; i += 2)
|
1092 |
|
|
headers[extras[i]] = extras[i+1];
|
1093 |
|
|
else
|
1094 |
|
|
$H(extras).each(function(pair) { headers[pair.key] = pair.value });
|
1095 |
|
|
}
|
1096 |
|
|
|
1097 |
|
|
for (var name in headers)
|
1098 |
|
|
this.transport.setRequestHeader(name, headers[name]);
|
1099 |
|
|
},
|
1100 |
|
|
|
1101 |
|
|
success: function() {
|
1102 |
|
|
return !this.transport.status
|
1103 |
|
|
|| (this.transport.status >= 200 && this.transport.status < 300);
|
1104 |
|
|
},
|
1105 |
|
|
|
1106 |
|
|
respondToReadyState: function(readyState) {
|
1107 |
|
|
var state = Ajax.Request.Events[readyState];
|
1108 |
|
|
var transport = this.transport, json = this.evalJSON();
|
1109 |
|
|
|
1110 |
|
|
if (state == 'Complete') {
|
1111 |
|
|
try {
|
1112 |
|
|
this._complete = true;
|
1113 |
|
|
(this.options['on' + this.transport.status]
|
1114 |
|
|
|| this.options['on' + (this.success() ? 'Success' : 'Failure')]
|
1115 |
|
|
|| Prototype.emptyFunction)(transport, json);
|
1116 |
|
|
} catch (e) {
|
1117 |
|
|
this.dispatchException(e);
|
1118 |
|
|
}
|
1119 |
|
|
|
1120 |
|
|
var contentType = this.getHeader('Content-type');
|
1121 |
|
|
if (contentType && contentType.strip().
|
1122 |
|
|
match(/^(text|application)\/(x-)?(java|ecma)script(;.*)?$/i))
|
1123 |
|
|
this.evalResponse();
|
1124 |
|
|
}
|
1125 |
|
|
|
1126 |
|
|
try {
|
1127 |
|
|
(this.options['on' + state] || Prototype.emptyFunction)(transport, json);
|
1128 |
|
|
Ajax.Responders.dispatch('on' + state, this, transport, json);
|
1129 |
|
|
} catch (e) {
|
1130 |
|
|
this.dispatchException(e);
|
1131 |
|
|
}
|
1132 |
|
|
|
1133 |
|
|
if (state == 'Complete') {
|
1134 |
|
|
// avoid memory leak in MSIE: clean up
|
1135 |
|
|
this.transport.onreadystatechange = Prototype.emptyFunction;
|
1136 |
|
|
}
|
1137 |
|
|
},
|
1138 |
|
|
|
1139 |
|
|
getHeader: function(name) {
|
1140 |
|
|
try {
|
1141 |
|
|
return this.transport.getResponseHeader(name);
|
1142 |
|
|
} catch (e) { return null }
|
1143 |
|
|
},
|
1144 |
|
|
|
1145 |
|
|
evalJSON: function() {
|
1146 |
|
|
try {
|
1147 |
|
|
var json = this.getHeader('X-JSON');
|
1148 |
|
|
return json ? json.evalJSON() : null;
|
1149 |
|
|
} catch (e) { return null }
|
1150 |
|
|
},
|
1151 |
|
|
|
1152 |
|
|
evalResponse: function() {
|
1153 |
|
|
try {
|
1154 |
|
|
return eval((this.transport.responseText || '').unfilterJSON());
|
1155 |
|
|
} catch (e) {
|
1156 |
|
|
this.dispatchException(e);
|
1157 |
|
|
}
|
1158 |
|
|
},
|
1159 |
|
|
|
1160 |
|
|
dispatchException: function(exception) {
|
1161 |
|
|
(this.options.onException || Prototype.emptyFunction)(this, exception);
|
1162 |
|
|
Ajax.Responders.dispatch('onException', this, exception);
|
1163 |
|
|
}
|
1164 |
|
|
});
|
1165 |
|
|
|
1166 |
|
|
Ajax.Updater = Class.create();
|
1167 |
|
|
|
1168 |
|
|
Object.extend(Object.extend(Ajax.Updater.prototype, Ajax.Request.prototype), {
|
1169 |
|
|
initialize: function(container, url, options) {
|
1170 |
|
|
this.container = {
|
1171 |
|
|
success: (container.success || container),
|
1172 |
|
|
failure: (container.failure || (container.success ? null : container))
|
1173 |
|
|
}
|
1174 |
|
|
|
1175 |
|
|
this.transport = Ajax.getTransport();
|
1176 |
|
|
this.setOptions(options);
|
1177 |
|
|
|
1178 |
|
|
var onComplete = this.options.onComplete || Prototype.emptyFunction;
|
1179 |
|
|
this.options.onComplete = (function(transport, param) {
|
1180 |
|
|
this.updateContent();
|
1181 |
|
|
onComplete(transport, param);
|
1182 |
|
|
}).bind(this);
|
1183 |
|
|
|
1184 |
|
|
this.request(url);
|
1185 |
|
|
},
|
1186 |
|
|
|
1187 |
|
|
updateContent: function() {
|
1188 |
|
|
var receiver = this.container[this.success() ? 'success' : 'failure'];
|
1189 |
|
|
var response = this.transport.responseText;
|
1190 |
|
|
|
1191 |
|
|
if (!this.options.evalScripts) response = response.stripScripts();
|
1192 |
|
|
|
1193 |
|
|
if (receiver = $(receiver)) {
|
1194 |
|
|
if (this.options.insertion)
|
1195 |
|
|
new this.options.insertion(receiver, response);
|
1196 |
|
|
else
|
1197 |
|
|
receiver.update(response);
|
1198 |
|
|
}
|
1199 |
|
|
|
1200 |
|
|
if (this.success()) {
|
1201 |
|
|
if (this.onComplete)
|
1202 |
|
|
setTimeout(this.onComplete.bind(this), 10);
|
1203 |
|
|
}
|
1204 |
|
|
}
|
1205 |
|
|
});
|
1206 |
|
|
|
1207 |
|
|
Ajax.PeriodicalUpdater = Class.create();
|
1208 |
|
|
Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), {
|
1209 |
|
|
initialize: function(container, url, options) {
|
1210 |
|
|
this.setOptions(options);
|
1211 |
|
|
this.onComplete = this.options.onComplete;
|
1212 |
|
|
|
1213 |
|
|
this.frequency = (this.options.frequency || 2);
|
1214 |
|
|
this.decay = (this.options.decay || 1);
|
1215 |
|
|
|
1216 |
|
|
this.updater = {};
|
1217 |
|
|
this.container = container;
|
1218 |
|
|
this.url = url;
|
1219 |
|
|
|
1220 |
|
|
this.start();
|
1221 |
|
|
},
|
1222 |
|
|
|
1223 |
|
|
start: function() {
|
1224 |
|
|
this.options.onComplete = this.updateComplete.bind(this);
|
1225 |
|
|
this.onTimerEvent();
|
1226 |
|
|
},
|
1227 |
|
|
|
1228 |
|
|
stop: function() {
|
1229 |
|
|
this.updater.options.onComplete = undefined;
|
1230 |
|
|
clearTimeout(this.timer);
|
1231 |
|
|
(this.onComplete || Prototype.emptyFunction).apply(this, arguments);
|
1232 |
|
|
},
|
1233 |
|
|
|
1234 |
|
|
updateComplete: function(request) {
|
1235 |
|
|
if (this.options.decay) {
|
1236 |
|
|
this.decay = (request.responseText == this.lastText ?
|
1237 |
|
|
this.decay * this.options.decay : 1);
|
1238 |
|
|
|
1239 |
|
|
this.lastText = request.responseText;
|
1240 |
|
|
}
|
1241 |
|
|
this.timer = setTimeout(this.onTimerEvent.bind(this),
|
1242 |
|
|
this.decay * this.frequency * 1000);
|
1243 |
|
|
},
|
1244 |
|
|
|
1245 |
|
|
onTimerEvent: function() {
|
1246 |
|
|
this.updater = new Ajax.Updater(this.container, this.url, this.options);
|
1247 |
|
|
}
|
1248 |
|
|
});
|
1249 |
|
|
function $(element) {
|
1250 |
|
|
if (arguments.length > 1) {
|
1251 |
|
|
for (var i = 0, elements = [], length = arguments.length; i < length; i++)
|
1252 |
|
|
elements.push($(arguments[i]));
|
1253 |
|
|
return elements;
|
1254 |
|
|
}
|
1255 |
|
|
if (typeof element == 'string')
|
1256 |
|
|
element = document.getElementById(element);
|
1257 |
|
|
return Element.extend(element);
|
1258 |
|
|
}
|
1259 |
|
|
|
1260 |
|
|
if (Prototype.BrowserFeatures.XPath) {
|
1261 |
|
|
document._getElementsByXPath = function(expression, parentElement) {
|
1262 |
|
|
var results = [];
|
1263 |
|
|
var query = document.evaluate(expression, $(parentElement) || document,
|
1264 |
|
|
null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
|
1265 |
|
|
for (var i = 0, length = query.snapshotLength; i < length; i++)
|
1266 |
|
|
results.push(query.snapshotItem(i));
|
1267 |
|
|
return results;
|
1268 |
|
|
};
|
1269 |
|
|
|
1270 |
|
|
document.getElementsByClassName = function(className, parentElement) {
|
1271 |
|
|
var q = ".//*[contains(concat(' ', @class, ' '), ' " + className + " ')]";
|
1272 |
|
|
return document._getElementsByXPath(q, parentElement);
|
1273 |
|
|
}
|
1274 |
|
|
|
1275 |
|
|
} else document.getElementsByClassName = function(className, parentElement) {
|
1276 |
|
|
var children = ($(parentElement) || document.body).getElementsByTagName('*');
|
1277 |
|
|
var elements = [], child, pattern = new RegExp("(^|\\s)" + className + "(\\s|$)");
|
1278 |
|
|
for (var i = 0, length = children.length; i < length; i++) {
|
1279 |
|
|
child = children[i];
|
1280 |
|
|
var elementClassName = child.className;
|
1281 |
|
|
if (elementClassName.length == 0) continue;
|
1282 |
|
|
if (elementClassName == className || elementClassName.match(pattern))
|
1283 |
|
|
elements.push(Element.extend(child));
|
1284 |
|
|
}
|
1285 |
|
|
return elements;
|
1286 |
|
|
};
|
1287 |
|
|
|
1288 |
|
|
/*--------------------------------------------------------------------------*/
|
1289 |
|
|
|
1290 |
|
|
if (!window.Element) var Element = {};
|
1291 |
|
|
|
1292 |
|
|
Element.extend = function(element) {
|
1293 |
|
|
var F = Prototype.BrowserFeatures;
|
1294 |
|
|
if (!element || !element.tagName || element.nodeType == 3 ||
|
1295 |
|
|
element._extended || F.SpecificElementExtensions || element == window)
|
1296 |
|
|
return element;
|
1297 |
|
|
|
1298 |
|
|
var methods = {}, tagName = element.tagName, cache = Element.extend.cache,
|
1299 |
|
|
T = Element.Methods.ByTag;
|
1300 |
|
|
|
1301 |
|
|
// extend methods for all tags (Safari doesn't need this)
|
1302 |
|
|
if (!F.ElementExtensions) {
|
1303 |
|
|
Object.extend(methods, Element.Methods),
|
1304 |
|
|
Object.extend(methods, Element.Methods.Simulated);
|
1305 |
|
|
}
|
1306 |
|
|
|
1307 |
|
|
// extend methods for specific tags
|
1308 |
|
|
if (T[tagName]) Object.extend(methods, T[tagName]);
|
1309 |
|
|
|
1310 |
|
|
for (var property in methods) {
|
1311 |
|
|
var value = methods[property];
|
1312 |
|
|
if (typeof value == 'function' && !(property in element))
|
1313 |
|
|
element[property] = cache.findOrStore(value);
|
1314 |
|
|
}
|
1315 |
|
|
|
1316 |
|
|
element._extended = Prototype.emptyFunction;
|
1317 |
|
|
return element;
|
1318 |
|
|
};
|
1319 |
|
|
|
1320 |
|
|
Element.extend.cache = {
|
1321 |
|
|
findOrStore: function(value) {
|
1322 |
|
|
return this[value] = this[value] || function() {
|
1323 |
|
|
return value.apply(null, [this].concat($A(arguments)));
|
1324 |
|
|
}
|
1325 |
|
|
}
|
1326 |
|
|
};
|
1327 |
|
|
|
1328 |
|
|
Element.Methods = {
|
1329 |
|
|
visible: function(element) {
|
1330 |
|
|
return $(element).style.display != 'none';
|
1331 |
|
|
},
|
1332 |
|
|
|
1333 |
|
|
toggle: function(element) {
|
1334 |
|
|
element = $(element);
|
1335 |
|
|
Element[Element.visible(element) ? 'hide' : 'show'](element);
|
1336 |
|
|
return element;
|
1337 |
|
|
},
|
1338 |
|
|
|
1339 |
|
|
hide: function(element) {
|
1340 |
|
|
$(element).style.display = 'none';
|
1341 |
|
|
return element;
|
1342 |
|
|
},
|
1343 |
|
|
|
1344 |
|
|
show: function(element) {
|
1345 |
|
|
$(element).style.display = '';
|
1346 |
|
|
return element;
|
1347 |
|
|
},
|
1348 |
|
|
|
1349 |
|
|
remove: function(element) {
|
1350 |
|
|
element = $(element);
|
1351 |
|
|
element.parentNode.removeChild(element);
|
1352 |
|
|
return element;
|
1353 |
|
|
},
|
1354 |
|
|
|
1355 |
|
|
update: function(element, html) {
|
1356 |
|
|
html = typeof html == 'undefined' ? '' : html.toString();
|
1357 |
|
|
$(element).innerHTML = html.stripScripts();
|
1358 |
|
|
setTimeout(function() {html.evalScripts()}, 10);
|
1359 |
|
|
return element;
|
1360 |
|
|
},
|
1361 |
|
|
|
1362 |
|
|
replace: function(element, html) {
|
1363 |
|
|
element = $(element);
|
1364 |
|
|
html = typeof html == 'undefined' ? '' : html.toString();
|
1365 |
|
|
if (element.outerHTML) {
|
1366 |
|
|
element.outerHTML = html.stripScripts();
|
1367 |
|
|
} else {
|
1368 |
|
|
var range = element.ownerDocument.createRange();
|
1369 |
|
|
range.selectNodeContents(element);
|
1370 |
|
|
element.parentNode.replaceChild(
|
1371 |
|
|
range.createContextualFragment(html.stripScripts()), element);
|
1372 |
|
|
}
|
1373 |
|
|
setTimeout(function() {html.evalScripts()}, 10);
|
1374 |
|
|
return element;
|
1375 |
|
|
},
|
1376 |
|
|
|
1377 |
|
|
inspect: function(element) {
|
1378 |
|
|
element = $(element);
|
1379 |
|
|
var result = '<' + element.tagName.toLowerCase();
|
1380 |
|
|
$H({'id': 'id', 'className': 'class'}).each(function(pair) {
|
1381 |
|
|
var property = pair.first(), attribute = pair.last();
|
1382 |
|
|
var value = (element[property] || '').toString();
|
1383 |
|
|
if (value) result += ' ' + attribute + '=' + value.inspect(true);
|
1384 |
|
|
});
|
1385 |
|
|
return result + '>';
|
1386 |
|
|
},
|
1387 |
|
|
|
1388 |
|
|
recursivelyCollect: function(element, property) {
|
1389 |
|
|
element = $(element);
|
1390 |
|
|
var elements = [];
|
1391 |
|
|
while (element = element[property])
|
1392 |
|
|
if (element.nodeType == 1)
|
1393 |
|
|
elements.push(Element.extend(element));
|
1394 |
|
|
return elements;
|
1395 |
|
|
},
|
1396 |
|
|
|
1397 |
|
|
ancestors: function(element) {
|
1398 |
|
|
return $(element).recursivelyCollect('parentNode');
|
1399 |
|
|
},
|
1400 |
|
|
|
1401 |
|
|
descendants: function(element) {
|
1402 |
|
|
return $A($(element).getElementsByTagName('*')).each(Element.extend);
|
1403 |
|
|
},
|
1404 |
|
|
|
1405 |
|
|
firstDescendant: function(element) {
|
1406 |
|
|
element = $(element).firstChild;
|
1407 |
|
|
while (element && element.nodeType != 1) element = element.nextSibling;
|
1408 |
|
|
return $(element);
|
1409 |
|
|
},
|
1410 |
|
|
|
1411 |
|
|
immediateDescendants: function(element) {
|
1412 |
|
|
if (!(element = $(element).firstChild)) return [];
|
1413 |
|
|
while (element && element.nodeType != 1) element = element.nextSibling;
|
1414 |
|
|
if (element) return [element].concat($(element).nextSiblings());
|
1415 |
|
|
return [];
|
1416 |
|
|
},
|
1417 |
|
|
|
1418 |
|
|
previousSiblings: function(element) {
|
1419 |
|
|
return $(element).recursivelyCollect('previousSibling');
|
1420 |
|
|
},
|
1421 |
|
|
|
1422 |
|
|
nextSiblings: function(element) {
|
1423 |
|
|
return $(element).recursivelyCollect('nextSibling');
|
1424 |
|
|
},
|
1425 |
|
|
|
1426 |
|
|
siblings: function(element) {
|
1427 |
|
|
element = $(element);
|
1428 |
|
|
return element.previousSiblings().reverse().concat(element.nextSiblings());
|
1429 |
|
|
},
|
1430 |
|
|
|
1431 |
|
|
match: function(element, selector) {
|
1432 |
|
|
if (typeof selector == 'string')
|
1433 |
|
|
selector = new Selector(selector);
|
1434 |
|
|
return selector.match($(element));
|
1435 |
|
|
},
|
1436 |
|
|
|
1437 |
|
|
up: function(element, expression, index) {
|
1438 |
|
|
element = $(element);
|
1439 |
|
|
if (arguments.length == 1) return $(element.parentNode);
|
1440 |
|
|
var ancestors = element.ancestors();
|
1441 |
|
|
return expression ? Selector.findElement(ancestors, expression, index) :
|
1442 |
|
|
ancestors[index || 0];
|
1443 |
|
|
},
|
1444 |
|
|
|
1445 |
|
|
down: function(element, expression, index) {
|
1446 |
|
|
element = $(element);
|
1447 |
|
|
if (arguments.length == 1) return element.firstDescendant();
|
1448 |
|
|
var descendants = element.descendants();
|
1449 |
|
|
return expression ? Selector.findElement(descendants, expression, index) :
|
1450 |
|
|
descendants[index || 0];
|
1451 |
|
|
},
|
1452 |
|
|
|
1453 |
|
|
previous: function(element, expression, index) {
|
1454 |
|
|
element = $(element);
|
1455 |
|
|
if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
|
1456 |
|
|
var previousSiblings = element.previousSiblings();
|
1457 |
|
|
return expression ? Selector.findElement(previousSiblings, expression, index) :
|
1458 |
|
|
previousSiblings[index || 0];
|
1459 |
|
|
},
|
1460 |
|
|
|
1461 |
|
|
next: function(element, expression, index) {
|
1462 |
|
|
element = $(element);
|
1463 |
|
|
if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
|
1464 |
|
|
var nextSiblings = element.nextSiblings();
|
1465 |
|
|
return expression ? Selector.findElement(nextSiblings, expression, index) :
|
1466 |
|
|
nextSiblings[index || 0];
|
1467 |
|
|
},
|
1468 |
|
|
|
1469 |
|
|
getElementsBySelector: function() {
|
1470 |
|
|
var args = $A(arguments), element = $(args.shift());
|
1471 |
|
|
return Selector.findChildElements(element, args);
|
1472 |
|
|
},
|
1473 |
|
|
|
1474 |
|
|
getElementsByClassName: function(element, className) {
|
1475 |
|
|
return document.getElementsByClassName(className, element);
|
1476 |
|
|
},
|
1477 |
|
|
|
1478 |
|
|
readAttribute: function(element, name) {
|
1479 |
|
|
element = $(element);
|
1480 |
|
|
if (Prototype.Browser.IE) {
|
1481 |
|
|
if (!element.attributes) return null;
|
1482 |
|
|
var t = Element._attributeTranslations;
|
1483 |
|
|
if (t.values[name]) return t.values[name](element, name);
|
1484 |
|
|
if (t.names[name]) name = t.names[name];
|
1485 |
|
|
var attribute = element.attributes[name];
|
1486 |
|
|
return attribute ? attribute.nodeValue : null;
|
1487 |
|
|
}
|
1488 |
|
|
return element.getAttribute(name);
|
1489 |
|
|
},
|
1490 |
|
|
|
1491 |
|
|
getHeight: function(element) {
|
1492 |
|
|
return $(element).getDimensions().height;
|
1493 |
|
|
},
|
1494 |
|
|
|
1495 |
|
|
getWidth: function(element) {
|
1496 |
|
|
return $(element).getDimensions().width;
|
1497 |
|
|
},
|
1498 |
|
|
|
1499 |
|
|
classNames: function(element) {
|
1500 |
|
|
return new Element.ClassNames(element);
|
1501 |
|
|
},
|
1502 |
|
|
|
1503 |
|
|
hasClassName: function(element, className) {
|
1504 |
|
|
if (!(element = $(element))) return;
|
1505 |
|
|
var elementClassName = element.className;
|
1506 |
|
|
if (elementClassName.length == 0) return false;
|
1507 |
|
|
if (elementClassName == className ||
|
1508 |
|
|
elementClassName.match(new RegExp("(^|\\s)" + className + "(\\s|$)")))
|
1509 |
|
|
return true;
|
1510 |
|
|
return false;
|
1511 |
|
|
},
|
1512 |
|
|
|
1513 |
|
|
addClassName: function(element, className) {
|
1514 |
|
|
if (!(element = $(element))) return;
|
1515 |
|
|
Element.classNames(element).add(className);
|
1516 |
|
|
return element;
|
1517 |
|
|
},
|
1518 |
|
|
|
1519 |
|
|
removeClassName: function(element, className) {
|
1520 |
|
|
if (!(element = $(element))) return;
|
1521 |
|
|
Element.classNames(element).remove(className);
|
1522 |
|
|
return element;
|
1523 |
|
|
},
|
1524 |
|
|
|
1525 |
|
|
toggleClassName: function(element, className) {
|
1526 |
|
|
if (!(element = $(element))) return;
|
1527 |
|
|
Element.classNames(element)[element.hasClassName(className) ? 'remove' : 'add'](className);
|
1528 |
|
|
return element;
|
1529 |
|
|
},
|
1530 |
|
|
|
1531 |
|
|
observe: function() {
|
1532 |
|
|
Event.observe.apply(Event, arguments);
|
1533 |
|
|
return $A(arguments).first();
|
1534 |
|
|
},
|
1535 |
|
|
|
1536 |
|
|
stopObserving: function() {
|
1537 |
|
|
Event.stopObserving.apply(Event, arguments);
|
1538 |
|
|
return $A(arguments).first();
|
1539 |
|
|
},
|
1540 |
|
|
|
1541 |
|
|
// removes whitespace-only text node children
|
1542 |
|
|
cleanWhitespace: function(element) {
|
1543 |
|
|
element = $(element);
|
1544 |
|
|
var node = element.firstChild;
|
1545 |
|
|
while (node) {
|
1546 |
|
|
var nextNode = node.nextSibling;
|
1547 |
|
|
if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
|
1548 |
|
|
element.removeChild(node);
|
1549 |
|
|
node = nextNode;
|
1550 |
|
|
}
|
1551 |
|
|
return element;
|
1552 |
|
|
},
|
1553 |
|
|
|
1554 |
|
|
empty: function(element) {
|
1555 |
|
|
return $(element).innerHTML.blank();
|
1556 |
|
|
},
|
1557 |
|
|
|
1558 |
|
|
descendantOf: function(element, ancestor) {
|
1559 |
|
|
element = $(element), ancestor = $(ancestor);
|
1560 |
|
|
while (element = element.parentNode)
|
1561 |
|
|
if (element == ancestor) return true;
|
1562 |
|
|
return false;
|
1563 |
|
|
},
|
1564 |
|
|
|
1565 |
|
|
scrollTo: function(element) {
|
1566 |
|
|
element = $(element);
|
1567 |
|
|
var pos = Position.cumulativeOffset(element);
|
1568 |
|
|
window.scrollTo(pos[0], pos[1]);
|
1569 |
|
|
return element;
|
1570 |
|
|
},
|
1571 |
|
|
|
1572 |
|
|
getStyle: function(element, style) {
|
1573 |
|
|
element = $(element);
|
1574 |
|
|
style = style == 'float' ? 'cssFloat' : style.camelize();
|
1575 |
|
|
var value = element.style[style];
|
1576 |
|
|
if (!value) {
|
1577 |
|
|
var css = document.defaultView.getComputedStyle(element, null);
|
1578 |
|
|
value = css ? css[style] : null;
|
1579 |
|
|
}
|
1580 |
|
|
if (style == 'opacity') return value ? parseFloat(value) : 1.0;
|
1581 |
|
|
return value == 'auto' ? null : value;
|
1582 |
|
|
},
|
1583 |
|
|
|
1584 |
|
|
getOpacity: function(element) {
|
1585 |
|
|
return $(element).getStyle('opacity');
|
1586 |
|
|
},
|
1587 |
|
|
|
1588 |
|
|
setStyle: function(element, styles, camelized) {
|
1589 |
|
|
element = $(element);
|
1590 |
|
|
var elementStyle = element.style;
|
1591 |
|
|
|
1592 |
|
|
for (var property in styles)
|
1593 |
|
|
if (property == 'opacity') element.setOpacity(styles[property])
|
1594 |
|
|
else
|
1595 |
|
|
elementStyle[(property == 'float' || property == 'cssFloat') ?
|
1596 |
|
|
(elementStyle.styleFloat === undefined ? 'cssFloat' : 'styleFloat') :
|
1597 |
|
|
(camelized ? property : property.camelize())] = styles[property];
|
1598 |
|
|
|
1599 |
|
|
return element;
|
1600 |
|
|
},
|
1601 |
|
|
|
1602 |
|
|
setOpacity: function(element, value) {
|
1603 |
|
|
element = $(element);
|
1604 |
|
|
element.style.opacity = (value == 1 || value === '') ? '' :
|
1605 |
|
|
(value < 0.00001) ? 0 : value;
|
1606 |
|
|
return element;
|
1607 |
|
|
},
|
1608 |
|
|
|
1609 |
|
|
getDimensions: function(element) {
|
1610 |
|
|
element = $(element);
|
1611 |
|
|
var display = $(element).getStyle('display');
|
1612 |
|
|
if (display != 'none' && display != null) // Safari bug
|
1613 |
|
|
return {width: element.offsetWidth, height: element.offsetHeight};
|
1614 |
|
|
|
1615 |
|
|
// All *Width and *Height properties give 0 on elements with display none,
|
1616 |
|
|
// so enable the element temporarily
|
1617 |
|
|
var els = element.style;
|
1618 |
|
|
var originalVisibility = els.visibility;
|
1619 |
|
|
var originalPosition = els.position;
|
1620 |
|
|
var originalDisplay = els.display;
|
1621 |
|
|
els.visibility = 'hidden';
|
1622 |
|
|
els.position = 'absolute';
|
1623 |
|
|
els.display = 'block';
|
1624 |
|
|
var originalWidth = element.clientWidth;
|
1625 |
|
|
var originalHeight = element.clientHeight;
|
1626 |
|
|
els.display = originalDisplay;
|
1627 |
|
|
els.position = originalPosition;
|
1628 |
|
|
els.visibility = originalVisibility;
|
1629 |
|
|
return {width: originalWidth, height: originalHeight};
|
1630 |
|
|
},
|
1631 |
|
|
|
1632 |
|
|
makePositioned: function(element) {
|
1633 |
|
|
element = $(element);
|
1634 |
|
|
var pos = Element.getStyle(element, 'position');
|
1635 |
|
|
if (pos == 'static' || !pos) {
|
1636 |
|
|
element._madePositioned = true;
|
1637 |
|
|
element.style.position = 'relative';
|
1638 |
|
|
// Opera returns the offset relative to the positioning context, when an
|
1639 |
|
|
// element is position relative but top and left have not been defined
|
1640 |
|
|
if (window.opera) {
|
1641 |
|
|
element.style.top = 0;
|
1642 |
|
|
element.style.left = 0;
|
1643 |
|
|
}
|
1644 |
|
|
}
|
1645 |
|
|
return element;
|
1646 |
|
|
},
|
1647 |
|
|
|
1648 |
|
|
undoPositioned: function(element) {
|
1649 |
|
|
element = $(element);
|
1650 |
|
|
if (element._madePositioned) {
|
1651 |
|
|
element._madePositioned = undefined;
|
1652 |
|
|
element.style.position =
|
1653 |
|
|
element.style.top =
|
1654 |
|
|
element.style.left =
|
1655 |
|
|
element.style.bottom =
|
1656 |
|
|
element.style.right = '';
|
1657 |
|
|
}
|
1658 |
|
|
return element;
|
1659 |
|
|
},
|
1660 |
|
|
|
1661 |
|
|
makeClipping: function(element) {
|
1662 |
|
|
element = $(element);
|
1663 |
|
|
if (element._overflow) return element;
|
1664 |
|
|
element._overflow = element.style.overflow || 'auto';
|
1665 |
|
|
if ((Element.getStyle(element, 'overflow') || 'visible') != 'hidden')
|
1666 |
|
|
element.style.overflow = 'hidden';
|
1667 |
|
|
return element;
|
1668 |
|
|
},
|
1669 |
|
|
|
1670 |
|
|
undoClipping: function(element) {
|
1671 |
|
|
element = $(element);
|
1672 |
|
|
if (!element._overflow) return element;
|
1673 |
|
|
element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
|
1674 |
|
|
element._overflow = null;
|
1675 |
|
|
return element;
|
1676 |
|
|
}
|
1677 |
|
|
};
|
1678 |
|
|
|
1679 |
|
|
Object.extend(Element.Methods, {
|
1680 |
|
|
childOf: Element.Methods.descendantOf,
|
1681 |
|
|
childElements: Element.Methods.immediateDescendants
|
1682 |
|
|
});
|
1683 |
|
|
|
1684 |
|
|
if (Prototype.Browser.Opera) {
|
1685 |
|
|
Element.Methods._getStyle = Element.Methods.getStyle;
|
1686 |
|
|
Element.Methods.getStyle = function(element, style) {
|
1687 |
|
|
switch(style) {
|
1688 |
|
|
case 'left':
|
1689 |
|
|
case 'top':
|
1690 |
|
|
case 'right':
|
1691 |
|
|
case 'bottom':
|
1692 |
|
|
if (Element._getStyle(element, 'position') == 'static') return null;
|
1693 |
|
|
default: return Element._getStyle(element, style);
|
1694 |
|
|
}
|
1695 |
|
|
};
|
1696 |
|
|
}
|
1697 |
|
|
else if (Prototype.Browser.IE) {
|
1698 |
|
|
Element.Methods.getStyle = function(element, style) {
|
1699 |
|
|
element = $(element);
|
1700 |
|
|
style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
|
1701 |
|
|
var value = element.style[style];
|
1702 |
|
|
if (!value && element.currentStyle) value = element.currentStyle[style];
|
1703 |
|
|
|
1704 |
|
|
if (style == 'opacity') {
|
1705 |
|
|
if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
|
1706 |
|
|
if (value[1]) return parseFloat(value[1]) / 100;
|
1707 |
|
|
return 1.0;
|
1708 |
|
|
}
|
1709 |
|
|
|
1710 |
|
|
if (value == 'auto') {
|
1711 |
|
|
if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
|
1712 |
|
|
return element['offset'+style.capitalize()] + 'px';
|
1713 |
|
|
return null;
|
1714 |
|
|
}
|
1715 |
|
|
return value;
|
1716 |
|
|
};
|
1717 |
|
|
|
1718 |
|
|
Element.Methods.setOpacity = function(element, value) {
|
1719 |
|
|
element = $(element);
|
1720 |
|
|
var filter = element.getStyle('filter'), style = element.style;
|
1721 |
|
|
if (value == 1 || value === '') {
|
1722 |
|
|
style.filter = filter.replace(/alpha\([^\)]*\)/gi,'');
|
1723 |
|
|
return element;
|
1724 |
|
|
} else if (value < 0.00001) value = 0;
|
1725 |
|
|
style.filter = filter.replace(/alpha\([^\)]*\)/gi, '') +
|
1726 |
|
|
'alpha(opacity=' + (value * 100) + ')';
|
1727 |
|
|
return element;
|
1728 |
|
|
};
|
1729 |
|
|
|
1730 |
|
|
// IE is missing .innerHTML support for TABLE-related elements
|
1731 |
|
|
Element.Methods.update = function(element, html) {
|
1732 |
|
|
element = $(element);
|
1733 |
|
|
html = typeof html == 'undefined' ? '' : html.toString();
|
1734 |
|
|
var tagName = element.tagName.toUpperCase();
|
1735 |
|
|
if (['THEAD','TBODY','TR','TD'].include(tagName)) {
|
1736 |
|
|
var div = document.createElement('div');
|
1737 |
|
|
switch (tagName) {
|
1738 |
|
|
case 'THEAD':
|
1739 |
|
|
case 'TBODY':
|
1740 |
|
|
div.innerHTML = '<table><tbody>' + html.stripScripts() + '</tbody></table>';
|
1741 |
|
|
depth = 2;
|
1742 |
|
|
break;
|
1743 |
|
|
case 'TR':
|
1744 |
|
|
div.innerHTML = '<table><tbody><tr>' + html.stripScripts() + '</tr></tbody></table>';
|
1745 |
|
|
depth = 3;
|
1746 |
|
|
break;
|
1747 |
|
|
case 'TD':
|
1748 |
|
|
div.innerHTML = '<table><tbody><tr><td>' + html.stripScripts() + '</td></tr></tbody></table>';
|
1749 |
|
|
depth = 4;
|
1750 |
|
|
}
|
1751 |
|
|
$A(element.childNodes).each(function(node) { element.removeChild(node) });
|
1752 |
|
|
depth.times(function() { div = div.firstChild });
|
1753 |
|
|
$A(div.childNodes).each(function(node) { element.appendChild(node) });
|
1754 |
|
|
} else {
|
1755 |
|
|
element.innerHTML = html.stripScripts();
|
1756 |
|
|
}
|
1757 |
|
|
setTimeout(function() { html.evalScripts() }, 10);
|
1758 |
|
|
return element;
|
1759 |
|
|
}
|
1760 |
|
|
}
|
1761 |
|
|
else if (Prototype.Browser.Gecko) {
|
1762 |
|
|
Element.Methods.setOpacity = function(element, value) {
|
1763 |
|
|
element = $(element);
|
1764 |
|
|
element.style.opacity = (value == 1) ? 0.999999 :
|
1765 |
|
|
(value === '') ? '' : (value < 0.00001) ? 0 : value;
|
1766 |
|
|
return element;
|
1767 |
|
|
};
|
1768 |
|
|
}
|
1769 |
|
|
|
1770 |
|
|
Element._attributeTranslations = {
|
1771 |
|
|
names: {
|
1772 |
|
|
colspan: "colSpan",
|
1773 |
|
|
rowspan: "rowSpan",
|
1774 |
|
|
valign: "vAlign",
|
1775 |
|
|
datetime: "dateTime",
|
1776 |
|
|
accesskey: "accessKey",
|
1777 |
|
|
tabindex: "tabIndex",
|
1778 |
|
|
enctype: "encType",
|
1779 |
|
|
maxlength: "maxLength",
|
1780 |
|
|
readonly: "readOnly",
|
1781 |
|
|
longdesc: "longDesc"
|
1782 |
|
|
},
|
1783 |
|
|
values: {
|
1784 |
|
|
_getAttr: function(element, attribute) {
|
1785 |
|
|
return element.getAttribute(attribute, 2);
|
1786 |
|
|
},
|
1787 |
|
|
_flag: function(element, attribute) {
|
1788 |
|
|
return $(element).hasAttribute(attribute) ? attribute : null;
|
1789 |
|
|
},
|
1790 |
|
|
style: function(element) {
|
1791 |
|
|
return element.style.cssText.toLowerCase();
|
1792 |
|
|
},
|
1793 |
|
|
title: function(element) {
|
1794 |
|
|
var node = element.getAttributeNode('title');
|
1795 |
|
|
return node.specified ? node.nodeValue : null;
|
1796 |
|
|
}
|
1797 |
|
|
}
|
1798 |
|
|
};
|
1799 |
|
|
|
1800 |
|
|
(function() {
|
1801 |
|
|
Object.extend(this, {
|
1802 |
|
|
href: this._getAttr,
|
1803 |
|
|
src: this._getAttr,
|
1804 |
|
|
type: this._getAttr,
|
1805 |
|
|
disabled: this._flag,
|
1806 |
|
|
checked: this._flag,
|
1807 |
|
|
readonly: this._flag,
|
1808 |
|
|
multiple: this._flag
|
1809 |
|
|
});
|
1810 |
|
|
}).call(Element._attributeTranslations.values);
|
1811 |
|
|
|
1812 |
|
|
Element.Methods.Simulated = {
|
1813 |
|
|
hasAttribute: function(element, attribute) {
|
1814 |
|
|
var t = Element._attributeTranslations, node;
|
1815 |
|
|
attribute = t.names[attribute] || attribute;
|
1816 |
|
|
node = $(element).getAttributeNode(attribute);
|
1817 |
|
|
return node && node.specified;
|
1818 |
|
|
}
|
1819 |
|
|
};
|
1820 |
|
|
|
1821 |
|
|
Element.Methods.ByTag = {};
|
1822 |
|
|
|
1823 |
|
|
Object.extend(Element, Element.Methods);
|
1824 |
|
|
|
1825 |
|
|
if (!Prototype.BrowserFeatures.ElementExtensions &&
|
1826 |
|
|
document.createElement('div').__proto__) {
|
1827 |
|
|
window.HTMLElement = {};
|
1828 |
|
|
window.HTMLElement.prototype = document.createElement('div').__proto__;
|
1829 |
|
|
Prototype.BrowserFeatures.ElementExtensions = true;
|
1830 |
|
|
}
|
1831 |
|
|
|
1832 |
|
|
Element.hasAttribute = function(element, attribute) {
|
1833 |
|
|
if (element.hasAttribute) return element.hasAttribute(attribute);
|
1834 |
|
|
return Element.Methods.Simulated.hasAttribute(element, attribute);
|
1835 |
|
|
};
|
1836 |
|
|
|
1837 |
|
|
Element.addMethods = function(methods) {
|
1838 |
|
|
var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
|
1839 |
|
|
|
1840 |
|
|
if (!methods) {
|
1841 |
|
|
Object.extend(Form, Form.Methods);
|
1842 |
|
|
Object.extend(Form.Element, Form.Element.Methods);
|
1843 |
|
|
Object.extend(Element.Methods.ByTag, {
|
1844 |
|
|
"FORM": Object.clone(Form.Methods),
|
1845 |
|
|
"INPUT": Object.clone(Form.Element.Methods),
|
1846 |
|
|
"SELECT": Object.clone(Form.Element.Methods),
|
1847 |
|
|
"TEXTAREA": Object.clone(Form.Element.Methods)
|
1848 |
|
|
});
|
1849 |
|
|
}
|
1850 |
|
|
|
1851 |
|
|
if (arguments.length == 2) {
|
1852 |
|
|
var tagName = methods;
|
1853 |
|
|
methods = arguments[1];
|
1854 |
|
|
}
|
1855 |
|
|
|
1856 |
|
|
if (!tagName) Object.extend(Element.Methods, methods || {});
|
1857 |
|
|
else {
|
1858 |
|
|
if (tagName.constructor == Array) tagName.each(extend);
|
1859 |
|
|
else extend(tagName);
|
1860 |
|
|
}
|
1861 |
|
|
|
1862 |
|
|
function extend(tagName) {
|
1863 |
|
|
tagName = tagName.toUpperCase();
|
1864 |
|
|
if (!Element.Methods.ByTag[tagName])
|
1865 |
|
|
Element.Methods.ByTag[tagName] = {};
|
1866 |
|
|
Object.extend(Element.Methods.ByTag[tagName], methods);
|
1867 |
|
|
}
|
1868 |
|
|
|
1869 |
|
|
function copy(methods, destination, onlyIfAbsent) {
|
1870 |
|
|
onlyIfAbsent = onlyIfAbsent || false;
|
1871 |
|
|
var cache = Element.extend.cache;
|
1872 |
|
|
for (var property in methods) {
|
1873 |
|
|
var value = methods[property];
|
1874 |
|
|
if (!onlyIfAbsent || !(property in destination))
|
1875 |
|
|
destination[property] = cache.findOrStore(value);
|
1876 |
|
|
}
|
1877 |
|
|
}
|
1878 |
|
|
|
1879 |
|
|
function findDOMClass(tagName) {
|
1880 |
|
|
var klass;
|
1881 |
|
|
var trans = {
|
1882 |
|
|
"OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
|
1883 |
|
|
"FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
|
1884 |
|
|
"DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
|
1885 |
|
|
"H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
|
1886 |
|
|
"INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
|
1887 |
|
|
"TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
|
1888 |
|
|
"TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
|
1889 |
|
|
"TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
|
1890 |
|
|
"FrameSet", "IFRAME": "IFrame"
|
1891 |
|
|
};
|
1892 |
|
|
if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
|
1893 |
|
|
if (window[klass]) return window[klass];
|
1894 |
|
|
klass = 'HTML' + tagName + 'Element';
|
1895 |
|
|
if (window[klass]) return window[klass];
|
1896 |
|
|
klass = 'HTML' + tagName.capitalize() + 'Element';
|
1897 |
|
|
if (window[klass]) return window[klass];
|
1898 |
|
|
|
1899 |
|
|
window[klass] = {};
|
1900 |
|
|
window[klass].prototype = document.createElement(tagName).__proto__;
|
1901 |
|
|
return window[klass];
|
1902 |
|
|
}
|
1903 |
|
|
|
1904 |
|
|
if (F.ElementExtensions) {
|
1905 |
|
|
copy(Element.Methods, HTMLElement.prototype);
|
1906 |
|
|
copy(Element.Methods.Simulated, HTMLElement.prototype, true);
|
1907 |
|
|
}
|
1908 |
|
|
|
1909 |
|
|
if (F.SpecificElementExtensions) {
|
1910 |
|
|
for (var tag in Element.Methods.ByTag) {
|
1911 |
|
|
var klass = findDOMClass(tag);
|
1912 |
|
|
if (typeof klass == "undefined") continue;
|
1913 |
|
|
copy(T[tag], klass.prototype);
|
1914 |
|
|
}
|
1915 |
|
|
}
|
1916 |
|
|
|
1917 |
|
|
Object.extend(Element, Element.Methods);
|
1918 |
|
|
delete Element.ByTag;
|
1919 |
|
|
};
|
1920 |
|
|
|
1921 |
|
|
var Toggle = { display: Element.toggle };
|
1922 |
|
|
|
1923 |
|
|
/*--------------------------------------------------------------------------*/
|
1924 |
|
|
|
1925 |
|
|
Abstract.Insertion = function(adjacency) {
|
1926 |
|
|
this.adjacency = adjacency;
|
1927 |
|
|
}
|
1928 |
|
|
|
1929 |
|
|
Abstract.Insertion.prototype = {
|
1930 |
|
|
initialize: function(element, content) {
|
1931 |
|
|
this.element = $(element);
|
1932 |
|
|
this.content = content.stripScripts();
|
1933 |
|
|
|
1934 |
|
|
if (this.adjacency && this.element.insertAdjacentHTML) {
|
1935 |
|
|
try {
|
1936 |
|
|
this.element.insertAdjacentHTML(this.adjacency, this.content);
|
1937 |
|
|
} catch (e) {
|
1938 |
|
|
var tagName = this.element.tagName.toUpperCase();
|
1939 |
|
|
if (['TBODY', 'TR'].include(tagName)) {
|
1940 |
|
|
this.insertContent(this.contentFromAnonymousTable());
|
1941 |
|
|
} else {
|
1942 |
|
|
throw e;
|
1943 |
|
|
}
|
1944 |
|
|
}
|
1945 |
|
|
} else {
|
1946 |
|
|
this.range = this.element.ownerDocument.createRange();
|
1947 |
|
|
if (this.initializeRange) this.initializeRange();
|
1948 |
|
|
this.insertContent([this.range.createContextualFragment(this.content)]);
|
1949 |
|
|
}
|
1950 |
|
|
|
1951 |
|
|
setTimeout(function() {content.evalScripts()}, 10);
|
1952 |
|
|
},
|
1953 |
|
|
|
1954 |
|
|
contentFromAnonymousTable: function() {
|
1955 |
|
|
var div = document.createElement('div');
|
1956 |
|
|
div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>';
|
1957 |
|
|
return $A(div.childNodes[0].childNodes[0].childNodes);
|
1958 |
|
|
}
|
1959 |
|
|
}
|
1960 |
|
|
|
1961 |
|
|
var Insertion = new Object();
|
1962 |
|
|
|
1963 |
|
|
Insertion.Before = Class.create();
|
1964 |
|
|
Insertion.Before.prototype = Object.extend(new Abstract.Insertion('beforeBegin'), {
|
1965 |
|
|
initializeRange: function() {
|
1966 |
|
|
this.range.setStartBefore(this.element);
|
1967 |
|
|
},
|
1968 |
|
|
|
1969 |
|
|
insertContent: function(fragments) {
|
1970 |
|
|
fragments.each((function(fragment) {
|
1971 |
|
|
this.element.parentNode.insertBefore(fragment, this.element);
|
1972 |
|
|
}).bind(this));
|
1973 |
|
|
}
|
1974 |
|
|
});
|
1975 |
|
|
|
1976 |
|
|
Insertion.Top = Class.create();
|
1977 |
|
|
Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'), {
|
1978 |
|
|
initializeRange: function() {
|
1979 |
|
|
this.range.selectNodeContents(this.element);
|
1980 |
|
|
this.range.collapse(true);
|
1981 |
|
|
},
|
1982 |
|
|
|
1983 |
|
|
insertContent: function(fragments) {
|
1984 |
|
|
fragments.reverse(false).each((function(fragment) {
|
1985 |
|
|
this.element.insertBefore(fragment, this.element.firstChild);
|
1986 |
|
|
}).bind(this));
|
1987 |
|
|
}
|
1988 |
|
|
});
|
1989 |
|
|
|
1990 |
|
|
Insertion.Bottom = Class.create();
|
1991 |
|
|
Insertion.Bottom.prototype = Object.extend(new Abstract.Insertion('beforeEnd'), {
|
1992 |
|
|
initializeRange: function() {
|
1993 |
|
|
this.range.selectNodeContents(this.element);
|
1994 |
|
|
this.range.collapse(this.element);
|
1995 |
|
|
},
|
1996 |
|
|
|
1997 |
|
|
insertContent: function(fragments) {
|
1998 |
|
|
fragments.each((function(fragment) {
|
1999 |
|
|
this.element.appendChild(fragment);
|
2000 |
|
|
}).bind(this));
|
2001 |
|
|
}
|
2002 |
|
|
});
|
2003 |
|
|
|
2004 |
|
|
Insertion.After = Class.create();
|
2005 |
|
|
Insertion.After.prototype = Object.extend(new Abstract.Insertion('afterEnd'), {
|
2006 |
|
|
initializeRange: function() {
|
2007 |
|
|
this.range.setStartAfter(this.element);
|
2008 |
|
|
},
|
2009 |
|
|
|
2010 |
|
|
insertContent: function(fragments) {
|
2011 |
|
|
fragments.each((function(fragment) {
|
2012 |
|
|
this.element.parentNode.insertBefore(fragment,
|
2013 |
|
|
this.element.nextSibling);
|
2014 |
|
|
}).bind(this));
|
2015 |
|
|
}
|
2016 |
|
|
});
|
2017 |
|
|
|
2018 |
|
|
/*--------------------------------------------------------------------------*/
|
2019 |
|
|
|
2020 |
|
|
Element.ClassNames = Class.create();
|
2021 |
|
|
Element.ClassNames.prototype = {
|
2022 |
|
|
initialize: function(element) {
|
2023 |
|
|
this.element = $(element);
|
2024 |
|
|
},
|
2025 |
|
|
|
2026 |
|
|
_each: function(iterator) {
|
2027 |
|
|
this.element.className.split(/\s+/).select(function(name) {
|
2028 |
|
|
return name.length > 0;
|
2029 |
|
|
})._each(iterator);
|
2030 |
|
|
},
|
2031 |
|
|
|
2032 |
|
|
set: function(className) {
|
2033 |
|
|
this.element.className = className;
|
2034 |
|
|
},
|
2035 |
|
|
|
2036 |
|
|
add: function(classNameToAdd) {
|
2037 |
|
|
if (this.include(classNameToAdd)) return;
|
2038 |
|
|
this.set($A(this).concat(classNameToAdd).join(' '));
|
2039 |
|
|
},
|
2040 |
|
|
|
2041 |
|
|
remove: function(classNameToRemove) {
|
2042 |
|
|
if (!this.include(classNameToRemove)) return;
|
2043 |
|
|
this.set($A(this).without(classNameToRemove).join(' '));
|
2044 |
|
|
},
|
2045 |
|
|
|
2046 |
|
|
toString: function() {
|
2047 |
|
|
return $A(this).join(' ');
|
2048 |
|
|
}
|
2049 |
|
|
};
|
2050 |
|
|
|
2051 |
|
|
Object.extend(Element.ClassNames.prototype, Enumerable);
|
2052 |
|
|
/* Portions of the Selector class are derived from Jack Slocum’s DomQuery,
|
2053 |
|
|
* part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
|
2054 |
|
|
* license. Please see http://www.yui-ext.com/ for more information. */
|
2055 |
|
|
|
2056 |
|
|
var Selector = Class.create();
|
2057 |
|
|
|
2058 |
|
|
Selector.prototype = {
|
2059 |
|
|
initialize: function(expression) {
|
2060 |
|
|
this.expression = expression.strip();
|
2061 |
|
|
this.compileMatcher();
|
2062 |
|
|
},
|
2063 |
|
|
|
2064 |
|
|
compileMatcher: function() {
|
2065 |
|
|
// Selectors with namespaced attributes can't use the XPath version
|
2066 |
|
|
if (Prototype.BrowserFeatures.XPath && !(/\[[\w-]*?:/).test(this.expression))
|
2067 |
|
|
return this.compileXPathMatcher();
|
2068 |
|
|
|
2069 |
|
|
var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
|
2070 |
|
|
c = Selector.criteria, le, p, m;
|
2071 |
|
|
|
2072 |
|
|
if (Selector._cache[e]) {
|
2073 |
|
|
this.matcher = Selector._cache[e]; return;
|
2074 |
|
|
}
|
2075 |
|
|
this.matcher = ["this.matcher = function(root) {",
|
2076 |
|
|
"var r = root, h = Selector.handlers, c = false, n;"];
|
2077 |
|
|
|
2078 |
|
|
while (e && le != e && (/\S/).test(e)) {
|
2079 |
|
|
le = e;
|
2080 |
|
|
for (var i in ps) {
|
2081 |
|
|
p = ps[i];
|
2082 |
|
|
if (m = e.match(p)) {
|
2083 |
|
|
this.matcher.push(typeof c[i] == 'function' ? c[i](m) :
|
2084 |
|
|
new Template(c[i]).evaluate(m));
|
2085 |
|
|
e = e.replace(m[0], '');
|
2086 |
|
|
break;
|
2087 |
|
|
}
|
2088 |
|
|
}
|
2089 |
|
|
}
|
2090 |
|
|
|
2091 |
|
|
this.matcher.push("return h.unique(n);\n}");
|
2092 |
|
|
eval(this.matcher.join('\n'));
|
2093 |
|
|
Selector._cache[this.expression] = this.matcher;
|
2094 |
|
|
},
|
2095 |
|
|
|
2096 |
|
|
compileXPathMatcher: function() {
|
2097 |
|
|
var e = this.expression, ps = Selector.patterns,
|
2098 |
|
|
x = Selector.xpath, le, m;
|
2099 |
|
|
|
2100 |
|
|
if (Selector._cache[e]) {
|
2101 |
|
|
this.xpath = Selector._cache[e]; return;
|
2102 |
|
|
}
|
2103 |
|
|
|
2104 |
|
|
this.matcher = ['.//*'];
|
2105 |
|
|
while (e && le != e && (/\S/).test(e)) {
|
2106 |
|
|
le = e;
|
2107 |
|
|
for (var i in ps) {
|
2108 |
|
|
if (m = e.match(ps[i])) {
|
2109 |
|
|
this.matcher.push(typeof x[i] == 'function' ? x[i](m) :
|
2110 |
|
|
new Template(x[i]).evaluate(m));
|
2111 |
|
|
e = e.replace(m[0], '');
|
2112 |
|
|
break;
|
2113 |
|
|
}
|
2114 |
|
|
}
|
2115 |
|
|
}
|
2116 |
|
|
|
2117 |
|
|
this.xpath = this.matcher.join('');
|
2118 |
|
|
Selector._cache[this.expression] = this.xpath;
|
2119 |
|
|
},
|
2120 |
|
|
|
2121 |
|
|
findElements: function(root) {
|
2122 |
|
|
root = root || document;
|
2123 |
|
|
if (this.xpath) return document._getElementsByXPath(this.xpath, root);
|
2124 |
|
|
return this.matcher(root);
|
2125 |
|
|
},
|
2126 |
|
|
|
2127 |
|
|
match: function(element) {
|
2128 |
|
|
return this.findElements(document).include(element);
|
2129 |
|
|
},
|
2130 |
|
|
|
2131 |
|
|
toString: function() {
|
2132 |
|
|
return this.expression;
|
2133 |
|
|
},
|
2134 |
|
|
|
2135 |
|
|
inspect: function() {
|
2136 |
|
|
return "#<Selector:" + this.expression.inspect() + ">";
|
2137 |
|
|
}
|
2138 |
|
|
};
|
2139 |
|
|
|
2140 |
|
|
Object.extend(Selector, {
|
2141 |
|
|
_cache: {},
|
2142 |
|
|
|
2143 |
|
|
xpath: {
|
2144 |
|
|
descendant: "//*",
|
2145 |
|
|
child: "/*",
|
2146 |
|
|
adjacent: "/following-sibling::*[1]",
|
2147 |
|
|
laterSibling: '/following-sibling::*',
|
2148 |
|
|
tagName: function(m) {
|
2149 |
|
|
if (m[1] == '*') return '';
|
2150 |
|
|
return "[local-name()='" + m[1].toLowerCase() +
|
2151 |
|
|
"' or local-name()='" + m[1].toUpperCase() + "']";
|
2152 |
|
|
},
|
2153 |
|
|
className: "[contains(concat(' ', @class, ' '), ' #{1} ')]",
|
2154 |
|
|
id: "[@id='#{1}']",
|
2155 |
|
|
attrPresence: "[@#{1}]",
|
2156 |
|
|
attr: function(m) {
|
2157 |
|
|
m[3] = m[5] || m[6];
|
2158 |
|
|
return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
|
2159 |
|
|
},
|
2160 |
|
|
pseudo: function(m) {
|
2161 |
|
|
var h = Selector.xpath.pseudos[m[1]];
|
2162 |
|
|
if (!h) return '';
|
2163 |
|
|
if (typeof h === 'function') return h(m);
|
2164 |
|
|
return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
|
2165 |
|
|
},
|
2166 |
|
|
operators: {
|
2167 |
|
|
'=': "[@#{1}='#{3}']",
|
2168 |
|
|
'!=': "[@#{1}!='#{3}']",
|
2169 |
|
|
'^=': "[starts-with(@#{1}, '#{3}')]",
|
2170 |
|
|
'$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
|
2171 |
|
|
'*=': "[contains(@#{1}, '#{3}')]",
|
2172 |
|
|
'~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
|
2173 |
|
|
'|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
|
2174 |
|
|
},
|
2175 |
|
|
pseudos: {
|
2176 |
|
|
'first-child': '[not(preceding-sibling::*)]',
|
2177 |
|
|
'last-child': '[not(following-sibling::*)]',
|
2178 |
|
|
'only-child': '[not(preceding-sibling::* or following-sibling::*)]',
|
2179 |
|
|
'empty': "[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]",
|
2180 |
|
|
'checked': "[@checked]",
|
2181 |
|
|
'disabled': "[@disabled]",
|
2182 |
|
|
'enabled': "[not(@disabled)]",
|
2183 |
|
|
'not': function(m) {
|
2184 |
|
|
var e = m[6], p = Selector.patterns,
|
2185 |
|
|
x = Selector.xpath, le, m, v;
|
2186 |
|
|
|
2187 |
|
|
var exclusion = [];
|
2188 |
|
|
while (e && le != e && (/\S/).test(e)) {
|
2189 |
|
|
le = e;
|
2190 |
|
|
for (var i in p) {
|
2191 |
|
|
if (m = e.match(p[i])) {
|
2192 |
|
|
v = typeof x[i] == 'function' ? x[i](m) : new Template(x[i]).evaluate(m);
|
2193 |
|
|
exclusion.push("(" + v.substring(1, v.length - 1) + ")");
|
2194 |
|
|
e = e.replace(m[0], '');
|
2195 |
|
|
break;
|
2196 |
|
|
}
|
2197 |
|
|
}
|
2198 |
|
|
}
|
2199 |
|
|
return "[not(" + exclusion.join(" and ") + ")]";
|
2200 |
|
|
},
|
2201 |
|
|
'nth-child': function(m) {
|
2202 |
|
|
return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m);
|
2203 |
|
|
},
|
2204 |
|
|
'nth-last-child': function(m) {
|
2205 |
|
|
return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m);
|
2206 |
|
|
},
|
2207 |
|
|
'nth-of-type': function(m) {
|
2208 |
|
|
return Selector.xpath.pseudos.nth("position() ", m);
|
2209 |
|
|
},
|
2210 |
|
|
'nth-last-of-type': function(m) {
|
2211 |
|
|
return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m);
|
2212 |
|
|
},
|
2213 |
|
|
'first-of-type': function(m) {
|
2214 |
|
|
m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m);
|
2215 |
|
|
},
|
2216 |
|
|
'last-of-type': function(m) {
|
2217 |
|
|
m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m);
|
2218 |
|
|
},
|
2219 |
|
|
'only-of-type': function(m) {
|
2220 |
|
|
var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m);
|
2221 |
|
|
},
|
2222 |
|
|
nth: function(fragment, m) {
|
2223 |
|
|
var mm, formula = m[6], predicate;
|
2224 |
|
|
if (formula == 'even') formula = '2n+0';
|
2225 |
|
|
if (formula == 'odd') formula = '2n+1';
|
2226 |
|
|
if (mm = formula.match(/^(\d+)$/)) // digit only
|
2227 |
|
|
return '[' + fragment + "= " + mm[1] + ']';
|
2228 |
|
|
if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
|
2229 |
|
|
if (mm[1] == "-") mm[1] = -1;
|
2230 |
|
|
var a = mm[1] ? Number(mm[1]) : 1;
|
2231 |
|
|
var b = mm[2] ? Number(mm[2]) : 0;
|
2232 |
|
|
predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
|
2233 |
|
|
"((#{fragment} - #{b}) div #{a} >= 0)]";
|
2234 |
|
|
return new Template(predicate).evaluate({
|
2235 |
|
|
fragment: fragment, a: a, b: b });
|
2236 |
|
|
}
|
2237 |
|
|
}
|
2238 |
|
|
}
|
2239 |
|
|
},
|
2240 |
|
|
|
2241 |
|
|
criteria: {
|
2242 |
|
|
tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;',
|
2243 |
|
|
className: 'n = h.className(n, r, "#{1}", c); c = false;',
|
2244 |
|
|
id: 'n = h.id(n, r, "#{1}", c); c = false;',
|
2245 |
|
|
attrPresence: 'n = h.attrPresence(n, r, "#{1}"); c = false;',
|
2246 |
|
|
attr: function(m) {
|
2247 |
|
|
m[3] = (m[5] || m[6]);
|
2248 |
|
|
return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); c = false;').evaluate(m);
|
2249 |
|
|
},
|
2250 |
|
|
pseudo: function(m) {
|
2251 |
|
|
if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
|
2252 |
|
|
return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
|
2253 |
|
|
},
|
2254 |
|
|
descendant: 'c = "descendant";',
|
2255 |
|
|
child: 'c = "child";',
|
2256 |
|
|
adjacent: 'c = "adjacent";',
|
2257 |
|
|
laterSibling: 'c = "laterSibling";'
|
2258 |
|
|
},
|
2259 |
|
|
|
2260 |
|
|
patterns: {
|
2261 |
|
|
// combinators must be listed first
|
2262 |
|
|
// (and descendant needs to be last combinator)
|
2263 |
|
|
laterSibling: /^\s*~\s*/,
|
2264 |
|
|
child: /^\s*>\s*/,
|
2265 |
|
|
adjacent: /^\s*\+\s*/,
|
2266 |
|
|
descendant: /^\s/,
|
2267 |
|
|
|
2268 |
|
|
// selectors follow
|
2269 |
|
|
tagName: /^\s*(\*|[\w\-]+)(\b|$)?/,
|
2270 |
|
|
id: /^#([\w\-\*]+)(\b|$)/,
|
2271 |
|
|
className: /^\.([\w\-\*]+)(\b|$)/,
|
2272 |
|
|
pseudo: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|\s|(?=:))/,
|
2273 |
|
|
attrPresence: /^\[([\w]+)\]/,
|
2274 |
|
|
attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\]]*?)\4|([^'"][^\]]*?)))?\]/
|
2275 |
|
|
},
|
2276 |
|
|
|
2277 |
|
|
handlers: {
|
2278 |
|
|
// UTILITY FUNCTIONS
|
2279 |
|
|
// joins two collections
|
2280 |
|
|
concat: function(a, b) {
|
2281 |
|
|
for (var i = 0, node; node = b[i]; i++)
|
2282 |
|
|
a.push(node);
|
2283 |
|
|
return a;
|
2284 |
|
|
},
|
2285 |
|
|
|
2286 |
|
|
// marks an array of nodes for counting
|
2287 |
|
|
mark: function(nodes) {
|
2288 |
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
2289 |
|
|
node._counted = true;
|
2290 |
|
|
return nodes;
|
2291 |
|
|
},
|
2292 |
|
|
|
2293 |
|
|
unmark: function(nodes) {
|
2294 |
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
2295 |
|
|
node._counted = undefined;
|
2296 |
|
|
return nodes;
|
2297 |
|
|
},
|
2298 |
|
|
|
2299 |
|
|
// mark each child node with its position (for nth calls)
|
2300 |
|
|
// "ofType" flag indicates whether we're indexing for nth-of-type
|
2301 |
|
|
// rather than nth-child
|
2302 |
|
|
index: function(parentNode, reverse, ofType) {
|
2303 |
|
|
parentNode._counted = true;
|
2304 |
|
|
if (reverse) {
|
2305 |
|
|
for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
|
2306 |
|
|
node = nodes[i];
|
2307 |
|
|
if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
|
2308 |
|
|
}
|
2309 |
|
|
} else {
|
2310 |
|
|
for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
|
2311 |
|
|
if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
|
2312 |
|
|
}
|
2313 |
|
|
},
|
2314 |
|
|
|
2315 |
|
|
// filters out duplicates and extends all nodes
|
2316 |
|
|
unique: function(nodes) {
|
2317 |
|
|
if (nodes.length == 0) return nodes;
|
2318 |
|
|
var results = [], n;
|
2319 |
|
|
for (var i = 0, l = nodes.length; i < l; i++)
|
2320 |
|
|
if (!(n = nodes[i])._counted) {
|
2321 |
|
|
n._counted = true;
|
2322 |
|
|
results.push(Element.extend(n));
|
2323 |
|
|
}
|
2324 |
|
|
return Selector.handlers.unmark(results);
|
2325 |
|
|
},
|
2326 |
|
|
|
2327 |
|
|
// COMBINATOR FUNCTIONS
|
2328 |
|
|
descendant: function(nodes) {
|
2329 |
|
|
var h = Selector.handlers;
|
2330 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
2331 |
|
|
h.concat(results, node.getElementsByTagName('*'));
|
2332 |
|
|
return results;
|
2333 |
|
|
},
|
2334 |
|
|
|
2335 |
|
|
child: function(nodes) {
|
2336 |
|
|
var h = Selector.handlers;
|
2337 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
2338 |
|
|
for (var j = 0, children = [], child; child = node.childNodes[j]; j++)
|
2339 |
|
|
if (child.nodeType == 1 && child.tagName != '!') results.push(child);
|
2340 |
|
|
}
|
2341 |
|
|
return results;
|
2342 |
|
|
},
|
2343 |
|
|
|
2344 |
|
|
adjacent: function(nodes) {
|
2345 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
2346 |
|
|
var next = this.nextElementSibling(node);
|
2347 |
|
|
if (next) results.push(next);
|
2348 |
|
|
}
|
2349 |
|
|
return results;
|
2350 |
|
|
},
|
2351 |
|
|
|
2352 |
|
|
laterSibling: function(nodes) {
|
2353 |
|
|
var h = Selector.handlers;
|
2354 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
2355 |
|
|
h.concat(results, Element.nextSiblings(node));
|
2356 |
|
|
return results;
|
2357 |
|
|
},
|
2358 |
|
|
|
2359 |
|
|
nextElementSibling: function(node) {
|
2360 |
|
|
while (node = node.nextSibling)
|
2361 |
|
|
if (node.nodeType == 1) return node;
|
2362 |
|
|
return null;
|
2363 |
|
|
},
|
2364 |
|
|
|
2365 |
|
|
previousElementSibling: function(node) {
|
2366 |
|
|
while (node = node.previousSibling)
|
2367 |
|
|
if (node.nodeType == 1) return node;
|
2368 |
|
|
return null;
|
2369 |
|
|
},
|
2370 |
|
|
|
2371 |
|
|
// TOKEN FUNCTIONS
|
2372 |
|
|
tagName: function(nodes, root, tagName, combinator) {
|
2373 |
|
|
tagName = tagName.toUpperCase();
|
2374 |
|
|
var results = [], h = Selector.handlers;
|
2375 |
|
|
if (nodes) {
|
2376 |
|
|
if (combinator) {
|
2377 |
|
|
// fastlane for ordinary descendant combinators
|
2378 |
|
|
if (combinator == "descendant") {
|
2379 |
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
2380 |
|
|
h.concat(results, node.getElementsByTagName(tagName));
|
2381 |
|
|
return results;
|
2382 |
|
|
} else nodes = this[combinator](nodes);
|
2383 |
|
|
if (tagName == "*") return nodes;
|
2384 |
|
|
}
|
2385 |
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
2386 |
|
|
if (node.tagName.toUpperCase() == tagName) results.push(node);
|
2387 |
|
|
return results;
|
2388 |
|
|
} else return root.getElementsByTagName(tagName);
|
2389 |
|
|
},
|
2390 |
|
|
|
2391 |
|
|
id: function(nodes, root, id, combinator) {
|
2392 |
|
|
var targetNode = $(id), h = Selector.handlers;
|
2393 |
|
|
if (!nodes && root == document) return targetNode ? [targetNode] : [];
|
2394 |
|
|
if (nodes) {
|
2395 |
|
|
if (combinator) {
|
2396 |
|
|
if (combinator == 'child') {
|
2397 |
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
2398 |
|
|
if (targetNode.parentNode == node) return [targetNode];
|
2399 |
|
|
} else if (combinator == 'descendant') {
|
2400 |
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
2401 |
|
|
if (Element.descendantOf(targetNode, node)) return [targetNode];
|
2402 |
|
|
} else if (combinator == 'adjacent') {
|
2403 |
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
2404 |
|
|
if (Selector.handlers.previousElementSibling(targetNode) == node)
|
2405 |
|
|
return [targetNode];
|
2406 |
|
|
} else nodes = h[combinator](nodes);
|
2407 |
|
|
}
|
2408 |
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
2409 |
|
|
if (node == targetNode) return [targetNode];
|
2410 |
|
|
return [];
|
2411 |
|
|
}
|
2412 |
|
|
return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
|
2413 |
|
|
},
|
2414 |
|
|
|
2415 |
|
|
className: function(nodes, root, className, combinator) {
|
2416 |
|
|
if (nodes && combinator) nodes = this[combinator](nodes);
|
2417 |
|
|
return Selector.handlers.byClassName(nodes, root, className);
|
2418 |
|
|
},
|
2419 |
|
|
|
2420 |
|
|
byClassName: function(nodes, root, className) {
|
2421 |
|
|
if (!nodes) nodes = Selector.handlers.descendant([root]);
|
2422 |
|
|
var needle = ' ' + className + ' ';
|
2423 |
|
|
for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
|
2424 |
|
|
nodeClassName = node.className;
|
2425 |
|
|
if (nodeClassName.length == 0) continue;
|
2426 |
|
|
if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
|
2427 |
|
|
results.push(node);
|
2428 |
|
|
}
|
2429 |
|
|
return results;
|
2430 |
|
|
},
|
2431 |
|
|
|
2432 |
|
|
attrPresence: function(nodes, root, attr) {
|
2433 |
|
|
var results = [];
|
2434 |
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
2435 |
|
|
if (Element.hasAttribute(node, attr)) results.push(node);
|
2436 |
|
|
return results;
|
2437 |
|
|
},
|
2438 |
|
|
|
2439 |
|
|
attr: function(nodes, root, attr, value, operator) {
|
2440 |
|
|
if (!nodes) nodes = root.getElementsByTagName("*");
|
2441 |
|
|
var handler = Selector.operators[operator], results = [];
|
2442 |
|
|
for (var i = 0, node; node = nodes[i]; i++) {
|
2443 |
|
|
var nodeValue = Element.readAttribute(node, attr);
|
2444 |
|
|
if (nodeValue === null) continue;
|
2445 |
|
|
if (handler(nodeValue, value)) results.push(node);
|
2446 |
|
|
}
|
2447 |
|
|
return results;
|
2448 |
|
|
},
|
2449 |
|
|
|
2450 |
|
|
pseudo: function(nodes, name, value, root, combinator) {
|
2451 |
|
|
if (nodes && combinator) nodes = this[combinator](nodes);
|
2452 |
|
|
if (!nodes) nodes = root.getElementsByTagName("*");
|
2453 |
|
|
return Selector.pseudos[name](nodes, value, root);
|
2454 |
|
|
}
|
2455 |
|
|
},
|
2456 |
|
|
|
2457 |
|
|
pseudos: {
|
2458 |
|
|
'first-child': function(nodes, value, root) {
|
2459 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
2460 |
|
|
if (Selector.handlers.previousElementSibling(node)) continue;
|
2461 |
|
|
results.push(node);
|
2462 |
|
|
}
|
2463 |
|
|
return results;
|
2464 |
|
|
},
|
2465 |
|
|
'last-child': function(nodes, value, root) {
|
2466 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
2467 |
|
|
if (Selector.handlers.nextElementSibling(node)) continue;
|
2468 |
|
|
results.push(node);
|
2469 |
|
|
}
|
2470 |
|
|
return results;
|
2471 |
|
|
},
|
2472 |
|
|
'only-child': function(nodes, value, root) {
|
2473 |
|
|
var h = Selector.handlers;
|
2474 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
2475 |
|
|
if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
|
2476 |
|
|
results.push(node);
|
2477 |
|
|
return results;
|
2478 |
|
|
},
|
2479 |
|
|
'nth-child': function(nodes, formula, root) {
|
2480 |
|
|
return Selector.pseudos.nth(nodes, formula, root);
|
2481 |
|
|
},
|
2482 |
|
|
'nth-last-child': function(nodes, formula, root) {
|
2483 |
|
|
return Selector.pseudos.nth(nodes, formula, root, true);
|
2484 |
|
|
},
|
2485 |
|
|
'nth-of-type': function(nodes, formula, root) {
|
2486 |
|
|
return Selector.pseudos.nth(nodes, formula, root, false, true);
|
2487 |
|
|
},
|
2488 |
|
|
'nth-last-of-type': function(nodes, formula, root) {
|
2489 |
|
|
return Selector.pseudos.nth(nodes, formula, root, true, true);
|
2490 |
|
|
},
|
2491 |
|
|
'first-of-type': function(nodes, formula, root) {
|
2492 |
|
|
return Selector.pseudos.nth(nodes, "1", root, false, true);
|
2493 |
|
|
},
|
2494 |
|
|
'last-of-type': function(nodes, formula, root) {
|
2495 |
|
|
return Selector.pseudos.nth(nodes, "1", root, true, true);
|
2496 |
|
|
},
|
2497 |
|
|
'only-of-type': function(nodes, formula, root) {
|
2498 |
|
|
var p = Selector.pseudos;
|
2499 |
|
|
return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
|
2500 |
|
|
},
|
2501 |
|
|
|
2502 |
|
|
// handles the an+b logic
|
2503 |
|
|
getIndices: function(a, b, total) {
|
2504 |
|
|
if (a == 0) return b > 0 ? [b] : [];
|
2505 |
|
|
return $R(1, total).inject([], function(memo, i) {
|
2506 |
|
|
if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
|
2507 |
|
|
return memo;
|
2508 |
|
|
});
|
2509 |
|
|
},
|
2510 |
|
|
|
2511 |
|
|
// handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
|
2512 |
|
|
nth: function(nodes, formula, root, reverse, ofType) {
|
2513 |
|
|
if (nodes.length == 0) return [];
|
2514 |
|
|
if (formula == 'even') formula = '2n+0';
|
2515 |
|
|
if (formula == 'odd') formula = '2n+1';
|
2516 |
|
|
var h = Selector.handlers, results = [], indexed = [], m;
|
2517 |
|
|
h.mark(nodes);
|
2518 |
|
|
for (var i = 0, node; node = nodes[i]; i++) {
|
2519 |
|
|
if (!node.parentNode._counted) {
|
2520 |
|
|
h.index(node.parentNode, reverse, ofType);
|
2521 |
|
|
indexed.push(node.parentNode);
|
2522 |
|
|
}
|
2523 |
|
|
}
|
2524 |
|
|
if (formula.match(/^\d+$/)) { // just a number
|
2525 |
|
|
formula = Number(formula);
|
2526 |
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
2527 |
|
|
if (node.nodeIndex == formula) results.push(node);
|
2528 |
|
|
} else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
|
2529 |
|
|
if (m[1] == "-") m[1] = -1;
|
2530 |
|
|
var a = m[1] ? Number(m[1]) : 1;
|
2531 |
|
|
var b = m[2] ? Number(m[2]) : 0;
|
2532 |
|
|
var indices = Selector.pseudos.getIndices(a, b, nodes.length);
|
2533 |
|
|
for (var i = 0, node, l = indices.length; node = nodes[i]; i++) {
|
2534 |
|
|
for (var j = 0; j < l; j++)
|
2535 |
|
|
if (node.nodeIndex == indices[j]) results.push(node);
|
2536 |
|
|
}
|
2537 |
|
|
}
|
2538 |
|
|
h.unmark(nodes);
|
2539 |
|
|
h.unmark(indexed);
|
2540 |
|
|
return results;
|
2541 |
|
|
},
|
2542 |
|
|
|
2543 |
|
|
'empty': function(nodes, value, root) {
|
2544 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
2545 |
|
|
// IE treats comments as element nodes
|
2546 |
|
|
if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/))) continue;
|
2547 |
|
|
results.push(node);
|
2548 |
|
|
}
|
2549 |
|
|
return results;
|
2550 |
|
|
},
|
2551 |
|
|
|
2552 |
|
|
'not': function(nodes, selector, root) {
|
2553 |
|
|
var h = Selector.handlers, selectorType, m;
|
2554 |
|
|
var exclusions = new Selector(selector).findElements(root);
|
2555 |
|
|
h.mark(exclusions);
|
2556 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
2557 |
|
|
if (!node._counted) results.push(node);
|
2558 |
|
|
h.unmark(exclusions);
|
2559 |
|
|
return results;
|
2560 |
|
|
},
|
2561 |
|
|
|
2562 |
|
|
'enabled': function(nodes, value, root) {
|
2563 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
2564 |
|
|
if (!node.disabled) results.push(node);
|
2565 |
|
|
return results;
|
2566 |
|
|
},
|
2567 |
|
|
|
2568 |
|
|
'disabled': function(nodes, value, root) {
|
2569 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
2570 |
|
|
if (node.disabled) results.push(node);
|
2571 |
|
|
return results;
|
2572 |
|
|
},
|
2573 |
|
|
|
2574 |
|
|
'checked': function(nodes, value, root) {
|
2575 |
|
|
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
2576 |
|
|
if (node.checked) results.push(node);
|
2577 |
|
|
return results;
|
2578 |
|
|
}
|
2579 |
|
|
},
|
2580 |
|
|
|
2581 |
|
|
operators: {
|
2582 |
|
|
'=': function(nv, v) { return nv == v; },
|
2583 |
|
|
'!=': function(nv, v) { return nv != v; },
|
2584 |
|
|
'^=': function(nv, v) { return nv.startsWith(v); },
|
2585 |
|
|
'$=': function(nv, v) { return nv.endsWith(v); },
|
2586 |
|
|
'*=': function(nv, v) { return nv.include(v); },
|
2587 |
|
|
'~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
|
2588 |
|
|
'|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); }
|
2589 |
|
|
},
|
2590 |
|
|
|
2591 |
|
|
matchElements: function(elements, expression) {
|
2592 |
|
|
var matches = new Selector(expression).findElements(), h = Selector.handlers;
|
2593 |
|
|
h.mark(matches);
|
2594 |
|
|
for (var i = 0, results = [], element; element = elements[i]; i++)
|
2595 |
|
|
if (element._counted) results.push(element);
|
2596 |
|
|
h.unmark(matches);
|
2597 |
|
|
return results;
|
2598 |
|
|
},
|
2599 |
|
|
|
2600 |
|
|
findElement: function(elements, expression, index) {
|
2601 |
|
|
if (typeof expression == 'number') {
|
2602 |
|
|
index = expression; expression = false;
|
2603 |
|
|
}
|
2604 |
|
|
return Selector.matchElements(elements, expression || '*')[index || 0];
|
2605 |
|
|
},
|
2606 |
|
|
|
2607 |
|
|
findChildElements: function(element, expressions) {
|
2608 |
|
|
var exprs = expressions.join(','), expressions = [];
|
2609 |
|
|
exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
|
2610 |
|
|
expressions.push(m[1].strip());
|
2611 |
|
|
});
|
2612 |
|
|
var results = [], h = Selector.handlers;
|
2613 |
|
|
for (var i = 0, l = expressions.length, selector; i < l; i++) {
|
2614 |
|
|
selector = new Selector(expressions[i].strip());
|
2615 |
|
|
h.concat(results, selector.findElements(element));
|
2616 |
|
|
}
|
2617 |
|
|
return (l > 1) ? h.unique(results) : results;
|
2618 |
|
|
}
|
2619 |
|
|
});
|
2620 |
|
|
|
2621 |
|
|
function $$() {
|
2622 |
|
|
return Selector.findChildElements(document, $A(arguments));
|
2623 |
|
|
}
|
2624 |
|
|
var Form = {
|
2625 |
|
|
reset: function(form) {
|
2626 |
|
|
$(form).reset();
|
2627 |
|
|
return form;
|
2628 |
|
|
},
|
2629 |
|
|
|
2630 |
|
|
serializeElements: function(elements, getHash) {
|
2631 |
|
|
var data = elements.inject({}, function(result, element) {
|
2632 |
|
|
if (!element.disabled && element.name) {
|
2633 |
|
|
var key = element.name, value = $(element).getValue();
|
2634 |
|
|
if (value != null) {
|
2635 |
|
|
if (key in result) {
|
2636 |
|
|
if (result[key].constructor != Array) result[key] = [result[key]];
|
2637 |
|
|
result[key].push(value);
|
2638 |
|
|
}
|
2639 |
|
|
else result[key] = value;
|
2640 |
|
|
}
|
2641 |
|
|
}
|
2642 |
|
|
return result;
|
2643 |
|
|
});
|
2644 |
|
|
|
2645 |
|
|
return getHash ? data : Hash.toQueryString(data);
|
2646 |
|
|
}
|
2647 |
|
|
};
|
2648 |
|
|
|
2649 |
|
|
Form.Methods = {
|
2650 |
|
|
serialize: function(form, getHash) {
|
2651 |
|
|
return Form.serializeElements(Form.getElements(form), getHash);
|
2652 |
|
|
},
|
2653 |
|
|
|
2654 |
|
|
getElements: function(form) {
|
2655 |
|
|
return $A($(form).getElementsByTagName('*')).inject([],
|
2656 |
|
|
function(elements, child) {
|
2657 |
|
|
if (Form.Element.Serializers[child.tagName.toLowerCase()])
|
2658 |
|
|
elements.push(Element.extend(child));
|
2659 |
|
|
return elements;
|
2660 |
|
|
}
|
2661 |
|
|
);
|
2662 |
|
|
},
|
2663 |
|
|
|
2664 |
|
|
getInputs: function(form, typeName, name) {
|
2665 |
|
|
form = $(form);
|
2666 |
|
|
var inputs = form.getElementsByTagName('input');
|
2667 |
|
|
|
2668 |
|
|
if (!typeName && !name) return $A(inputs).map(Element.extend);
|
2669 |
|
|
|
2670 |
|
|
for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
|
2671 |
|
|
var input = inputs[i];
|
2672 |
|
|
if ((typeName && input.type != typeName) || (name && input.name != name))
|
2673 |
|
|
continue;
|
2674 |
|
|
matchingInputs.push(Element.extend(input));
|
2675 |
|
|
}
|
2676 |
|
|
|
2677 |
|
|
return matchingInputs;
|
2678 |
|
|
},
|
2679 |
|
|
|
2680 |
|
|
disable: function(form) {
|
2681 |
|
|
form = $(form);
|
2682 |
|
|
Form.getElements(form).invoke('disable');
|
2683 |
|
|
return form;
|
2684 |
|
|
},
|
2685 |
|
|
|
2686 |
|
|
enable: function(form) {
|
2687 |
|
|
form = $(form);
|
2688 |
|
|
Form.getElements(form).invoke('enable');
|
2689 |
|
|
return form;
|
2690 |
|
|
},
|
2691 |
|
|
|
2692 |
|
|
findFirstElement: function(form) {
|
2693 |
|
|
return $(form).getElements().find(function(element) {
|
2694 |
|
|
return element.type != 'hidden' && !element.disabled &&
|
2695 |
|
|
['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
|
2696 |
|
|
});
|
2697 |
|
|
},
|
2698 |
|
|
|
2699 |
|
|
focusFirstElement: function(form) {
|
2700 |
|
|
form = $(form);
|
2701 |
|
|
form.findFirstElement().activate();
|
2702 |
|
|
return form;
|
2703 |
|
|
},
|
2704 |
|
|
|
2705 |
|
|
request: function(form, options) {
|
2706 |
|
|
form = $(form), options = Object.clone(options || {});
|
2707 |
|
|
|
2708 |
|
|
var params = options.parameters;
|
2709 |
|
|
options.parameters = form.serialize(true);
|
2710 |
|
|
|
2711 |
|
|
if (params) {
|
2712 |
|
|
if (typeof params == 'string') params = params.toQueryParams();
|
2713 |
|
|
Object.extend(options.parameters, params);
|
2714 |
|
|
}
|
2715 |
|
|
|
2716 |
|
|
if (form.hasAttribute('method') && !options.method)
|
2717 |
|
|
options.method = form.method;
|
2718 |
|
|
|
2719 |
|
|
return new Ajax.Request(form.readAttribute('action'), options);
|
2720 |
|
|
}
|
2721 |
|
|
}
|
2722 |
|
|
|
2723 |
|
|
/*--------------------------------------------------------------------------*/
|
2724 |
|
|
|
2725 |
|
|
Form.Element = {
|
2726 |
|
|
focus: function(element) {
|
2727 |
|
|
$(element).focus();
|
2728 |
|
|
return element;
|
2729 |
|
|
},
|
2730 |
|
|
|
2731 |
|
|
select: function(element) {
|
2732 |
|
|
$(element).select();
|
2733 |
|
|
return element;
|
2734 |
|
|
}
|
2735 |
|
|
}
|
2736 |
|
|
|
2737 |
|
|
Form.Element.Methods = {
|
2738 |
|
|
serialize: function(element) {
|
2739 |
|
|
element = $(element);
|
2740 |
|
|
if (!element.disabled && element.name) {
|
2741 |
|
|
var value = element.getValue();
|
2742 |
|
|
if (value != undefined) {
|
2743 |
|
|
var pair = {};
|
2744 |
|
|
pair[element.name] = value;
|
2745 |
|
|
return Hash.toQueryString(pair);
|
2746 |
|
|
}
|
2747 |
|
|
}
|
2748 |
|
|
return '';
|
2749 |
|
|
},
|
2750 |
|
|
|
2751 |
|
|
getValue: function(element) {
|
2752 |
|
|
element = $(element);
|
2753 |
|
|
var method = element.tagName.toLowerCase();
|
2754 |
|
|
return Form.Element.Serializers[method](element);
|
2755 |
|
|
},
|
2756 |
|
|
|
2757 |
|
|
clear: function(element) {
|
2758 |
|
|
$(element).value = '';
|
2759 |
|
|
return element;
|
2760 |
|
|
},
|
2761 |
|
|
|
2762 |
|
|
present: function(element) {
|
2763 |
|
|
return $(element).value != '';
|
2764 |
|
|
},
|
2765 |
|
|
|
2766 |
|
|
activate: function(element) {
|
2767 |
|
|
element = $(element);
|
2768 |
|
|
try {
|
2769 |
|
|
element.focus();
|
2770 |
|
|
if (element.select && (element.tagName.toLowerCase() != 'input' ||
|
2771 |
|
|
!['button', 'reset', 'submit'].include(element.type)))
|
2772 |
|
|
element.select();
|
2773 |
|
|
} catch (e) {}
|
2774 |
|
|
return element;
|
2775 |
|
|
},
|
2776 |
|
|
|
2777 |
|
|
disable: function(element) {
|
2778 |
|
|
element = $(element);
|
2779 |
|
|
element.blur();
|
2780 |
|
|
element.disabled = true;
|
2781 |
|
|
return element;
|
2782 |
|
|
},
|
2783 |
|
|
|
2784 |
|
|
enable: function(element) {
|
2785 |
|
|
element = $(element);
|
2786 |
|
|
element.disabled = false;
|
2787 |
|
|
return element;
|
2788 |
|
|
}
|
2789 |
|
|
}
|
2790 |
|
|
|
2791 |
|
|
/*--------------------------------------------------------------------------*/
|
2792 |
|
|
|
2793 |
|
|
var Field = Form.Element;
|
2794 |
|
|
var $F = Form.Element.Methods.getValue;
|
2795 |
|
|
|
2796 |
|
|
/*--------------------------------------------------------------------------*/
|
2797 |
|
|
|
2798 |
|
|
Form.Element.Serializers = {
|
2799 |
|
|
input: function(element) {
|
2800 |
|
|
switch (element.type.toLowerCase()) {
|
2801 |
|
|
case 'checkbox':
|
2802 |
|
|
case 'radio':
|
2803 |
|
|
return Form.Element.Serializers.inputSelector(element);
|
2804 |
|
|
default:
|
2805 |
|
|
return Form.Element.Serializers.textarea(element);
|
2806 |
|
|
}
|
2807 |
|
|
},
|
2808 |
|
|
|
2809 |
|
|
inputSelector: function(element) {
|
2810 |
|
|
return element.checked ? element.value : null;
|
2811 |
|
|
},
|
2812 |
|
|
|
2813 |
|
|
textarea: function(element) {
|
2814 |
|
|
return element.value;
|
2815 |
|
|
},
|
2816 |
|
|
|
2817 |
|
|
select: function(element) {
|
2818 |
|
|
return this[element.type == 'select-one' ?
|
2819 |
|
|
'selectOne' : 'selectMany'](element);
|
2820 |
|
|
},
|
2821 |
|
|
|
2822 |
|
|
selectOne: function(element) {
|
2823 |
|
|
var index = element.selectedIndex;
|
2824 |
|
|
return index >= 0 ? this.optionValue(element.options[index]) : null;
|
2825 |
|
|
},
|
2826 |
|
|
|
2827 |
|
|
selectMany: function(element) {
|
2828 |
|
|
var values, length = element.length;
|
2829 |
|
|
if (!length) return null;
|
2830 |
|
|
|
2831 |
|
|
for (var i = 0, values = []; i < length; i++) {
|
2832 |
|
|
var opt = element.options[i];
|
2833 |
|
|
if (opt.selected) values.push(this.optionValue(opt));
|
2834 |
|
|
}
|
2835 |
|
|
return values;
|
2836 |
|
|
},
|
2837 |
|
|
|
2838 |
|
|
optionValue: function(opt) {
|
2839 |
|
|
// extend element because hasAttribute may not be native
|
2840 |
|
|
return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
|
2841 |
|
|
}
|
2842 |
|
|
}
|
2843 |
|
|
|
2844 |
|
|
/*--------------------------------------------------------------------------*/
|
2845 |
|
|
|
2846 |
|
|
Abstract.TimedObserver = function() {}
|
2847 |
|
|
Abstract.TimedObserver.prototype = {
|
2848 |
|
|
initialize: function(element, frequency, callback) {
|
2849 |
|
|
this.frequency = frequency;
|
2850 |
|
|
this.element = $(element);
|
2851 |
|
|
this.callback = callback;
|
2852 |
|
|
|
2853 |
|
|
this.lastValue = this.getValue();
|
2854 |
|
|
this.registerCallback();
|
2855 |
|
|
},
|
2856 |
|
|
|
2857 |
|
|
registerCallback: function() {
|
2858 |
|
|
setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
|
2859 |
|
|
},
|
2860 |
|
|
|
2861 |
|
|
onTimerEvent: function() {
|
2862 |
|
|
var value = this.getValue();
|
2863 |
|
|
var changed = ('string' == typeof this.lastValue && 'string' == typeof value
|
2864 |
|
|
? this.lastValue != value : String(this.lastValue) != String(value));
|
2865 |
|
|
if (changed) {
|
2866 |
|
|
this.callback(this.element, value);
|
2867 |
|
|
this.lastValue = value;
|
2868 |
|
|
}
|
2869 |
|
|
}
|
2870 |
|
|
}
|
2871 |
|
|
|
2872 |
|
|
Form.Element.Observer = Class.create();
|
2873 |
|
|
Form.Element.Observer.prototype = Object.extend(new Abstract.TimedObserver(), {
|
2874 |
|
|
getValue: function() {
|
2875 |
|
|
return Form.Element.getValue(this.element);
|
2876 |
|
|
}
|
2877 |
|
|
});
|
2878 |
|
|
|
2879 |
|
|
Form.Observer = Class.create();
|
2880 |
|
|
Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(), {
|
2881 |
|
|
getValue: function() {
|
2882 |
|
|
return Form.serialize(this.element);
|
2883 |
|
|
}
|
2884 |
|
|
});
|
2885 |
|
|
|
2886 |
|
|
/*--------------------------------------------------------------------------*/
|
2887 |
|
|
|
2888 |
|
|
Abstract.EventObserver = function() {}
|
2889 |
|
|
Abstract.EventObserver.prototype = {
|
2890 |
|
|
initialize: function(element, callback) {
|
2891 |
|
|
this.element = $(element);
|
2892 |
|
|
this.callback = callback;
|
2893 |
|
|
|
2894 |
|
|
this.lastValue = this.getValue();
|
2895 |
|
|
if (this.element.tagName.toLowerCase() == 'form')
|
2896 |
|
|
this.registerFormCallbacks();
|
2897 |
|
|
else
|
2898 |
|
|
this.registerCallback(this.element);
|
2899 |
|
|
},
|
2900 |
|
|
|
2901 |
|
|
onElementEvent: function() {
|
2902 |
|
|
var value = this.getValue();
|
2903 |
|
|
if (this.lastValue != value) {
|
2904 |
|
|
this.callback(this.element, value);
|
2905 |
|
|
this.lastValue = value;
|
2906 |
|
|
}
|
2907 |
|
|
},
|
2908 |
|
|
|
2909 |
|
|
registerFormCallbacks: function() {
|
2910 |
|
|
Form.getElements(this.element).each(this.registerCallback.bind(this));
|
2911 |
|
|
},
|
2912 |
|
|
|
2913 |
|
|
registerCallback: function(element) {
|
2914 |
|
|
if (element.type) {
|
2915 |
|
|
switch (element.type.toLowerCase()) {
|
2916 |
|
|
case 'checkbox':
|
2917 |
|
|
case 'radio':
|
2918 |
|
|
Event.observe(element, 'click', this.onElementEvent.bind(this));
|
2919 |
|
|
break;
|
2920 |
|
|
default:
|
2921 |
|
|
Event.observe(element, 'change', this.onElementEvent.bind(this));
|
2922 |
|
|
break;
|
2923 |
|
|
}
|
2924 |
|
|
}
|
2925 |
|
|
}
|
2926 |
|
|
}
|
2927 |
|
|
|
2928 |
|
|
Form.Element.EventObserver = Class.create();
|
2929 |
|
|
Form.Element.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), {
|
2930 |
|
|
getValue: function() {
|
2931 |
|
|
return Form.Element.getValue(this.element);
|
2932 |
|
|
}
|
2933 |
|
|
});
|
2934 |
|
|
|
2935 |
|
|
Form.EventObserver = Class.create();
|
2936 |
|
|
Form.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), {
|
2937 |
|
|
getValue: function() {
|
2938 |
|
|
return Form.serialize(this.element);
|
2939 |
|
|
}
|
2940 |
|
|
});
|
2941 |
|
|
if (!window.Event) {
|
2942 |
|
|
var Event = new Object();
|
2943 |
|
|
}
|
2944 |
|
|
|
2945 |
|
|
Object.extend(Event, {
|
2946 |
|
|
KEY_BACKSPACE: 8,
|
2947 |
|
|
KEY_TAB: 9,
|
2948 |
|
|
KEY_RETURN: 13,
|
2949 |
|
|
KEY_ESC: 27,
|
2950 |
|
|
KEY_LEFT: 37,
|
2951 |
|
|
KEY_UP: 38,
|
2952 |
|
|
KEY_RIGHT: 39,
|
2953 |
|
|
KEY_DOWN: 40,
|
2954 |
|
|
KEY_DELETE: 46,
|
2955 |
|
|
KEY_HOME: 36,
|
2956 |
|
|
KEY_END: 35,
|
2957 |
|
|
KEY_PAGEUP: 33,
|
2958 |
|
|
KEY_PAGEDOWN: 34,
|
2959 |
|
|
|
2960 |
|
|
element: function(event) {
|
2961 |
|
|
return $(event.target || event.srcElement);
|
2962 |
|
|
},
|
2963 |
|
|
|
2964 |
|
|
isLeftClick: function(event) {
|
2965 |
|
|
return (((event.which) && (event.which == 1)) ||
|
2966 |
|
|
((event.button) && (event.button == 1)));
|
2967 |
|
|
},
|
2968 |
|
|
|
2969 |
|
|
pointerX: function(event) {
|
2970 |
|
|
return event.pageX || (event.clientX +
|
2971 |
|
|
(document.documentElement.scrollLeft || document.body.scrollLeft));
|
2972 |
|
|
},
|
2973 |
|
|
|
2974 |
|
|
pointerY: function(event) {
|
2975 |
|
|
return event.pageY || (event.clientY +
|
2976 |
|
|
(document.documentElement.scrollTop || document.body.scrollTop));
|
2977 |
|
|
},
|
2978 |
|
|
|
2979 |
|
|
stop: function(event) {
|
2980 |
|
|
if (event.preventDefault) {
|
2981 |
|
|
event.preventDefault();
|
2982 |
|
|
event.stopPropagation();
|
2983 |
|
|
} else {
|
2984 |
|
|
event.returnValue = false;
|
2985 |
|
|
event.cancelBubble = true;
|
2986 |
|
|
}
|
2987 |
|
|
},
|
2988 |
|
|
|
2989 |
|
|
// find the first node with the given tagName, starting from the
|
2990 |
|
|
// node the event was triggered on; traverses the DOM upwards
|
2991 |
|
|
findElement: function(event, tagName) {
|
2992 |
|
|
var element = Event.element(event);
|
2993 |
|
|
while (element.parentNode && (!element.tagName ||
|
2994 |
|
|
(element.tagName.toUpperCase() != tagName.toUpperCase())))
|
2995 |
|
|
element = element.parentNode;
|
2996 |
|
|
return element;
|
2997 |
|
|
},
|
2998 |
|
|
|
2999 |
|
|
observers: false,
|
3000 |
|
|
|
3001 |
|
|
_observeAndCache: function(element, name, observer, useCapture) {
|
3002 |
|
|
if (!this.observers) this.observers = [];
|
3003 |
|
|
if (element.addEventListener) {
|
3004 |
|
|
this.observers.push([element, name, observer, useCapture]);
|
3005 |
|
|
element.addEventListener(name, observer, useCapture);
|
3006 |
|
|
} else if (element.attachEvent) {
|
3007 |
|
|
this.observers.push([element, name, observer, useCapture]);
|
3008 |
|
|
element.attachEvent('on' + name, observer);
|
3009 |
|
|
}
|
3010 |
|
|
},
|
3011 |
|
|
|
3012 |
|
|
unloadCache: function() {
|
3013 |
|
|
if (!Event.observers) return;
|
3014 |
|
|
for (var i = 0, length = Event.observers.length; i < length; i++) {
|
3015 |
|
|
Event.stopObserving.apply(this, Event.observers[i]);
|
3016 |
|
|
Event.observers[i][0] = null;
|
3017 |
|
|
}
|
3018 |
|
|
Event.observers = false;
|
3019 |
|
|
},
|
3020 |
|
|
|
3021 |
|
|
observe: function(element, name, observer, useCapture) {
|
3022 |
|
|
element = $(element);
|
3023 |
|
|
useCapture = useCapture || false;
|
3024 |
|
|
|
3025 |
|
|
if (name == 'keypress' &&
|
3026 |
|
|
(Prototype.Browser.WebKit || element.attachEvent))
|
3027 |
|
|
name = 'keydown';
|
3028 |
|
|
|
3029 |
|
|
Event._observeAndCache(element, name, observer, useCapture);
|
3030 |
|
|
},
|
3031 |
|
|
|
3032 |
|
|
stopObserving: function(element, name, observer, useCapture) {
|
3033 |
|
|
element = $(element);
|
3034 |
|
|
useCapture = useCapture || false;
|
3035 |
|
|
|
3036 |
|
|
if (name == 'keypress' &&
|
3037 |
|
|
(Prototype.Browser.WebKit || element.attachEvent))
|
3038 |
|
|
name = 'keydown';
|
3039 |
|
|
|
3040 |
|
|
if (element.removeEventListener) {
|
3041 |
|
|
element.removeEventListener(name, observer, useCapture);
|
3042 |
|
|
} else if (element.detachEvent) {
|
3043 |
|
|
try {
|
3044 |
|
|
element.detachEvent('on' + name, observer);
|
3045 |
|
|
} catch (e) {}
|
3046 |
|
|
}
|
3047 |
|
|
}
|
3048 |
|
|
});
|
3049 |
|
|
|
3050 |
|
|
/* prevent memory leaks in IE */
|
3051 |
|
|
if (Prototype.Browser.IE)
|
3052 |
|
|
Event.observe(window, 'unload', Event.unloadCache, false);
|
3053 |
|
|
var Position = {
|
3054 |
|
|
// set to true if needed, warning: firefox performance problems
|
3055 |
|
|
// NOT neeeded for page scrolling, only if draggable contained in
|
3056 |
|
|
// scrollable elements
|
3057 |
|
|
includeScrollOffsets: false,
|
3058 |
|
|
|
3059 |
|
|
// must be called before calling withinIncludingScrolloffset, every time the
|
3060 |
|
|
// page is scrolled
|
3061 |
|
|
prepare: function() {
|
3062 |
|
|
this.deltaX = window.pageXOffset
|
3063 |
|
|
|| document.documentElement.scrollLeft
|
3064 |
|
|
|| document.body.scrollLeft
|
3065 |
|
|
|| 0;
|
3066 |
|
|
this.deltaY = window.pageYOffset
|
3067 |
|
|
|| document.documentElement.scrollTop
|
3068 |
|
|
|| document.body.scrollTop
|
3069 |
|
|
|| 0;
|
3070 |
|
|
},
|
3071 |
|
|
|
3072 |
|
|
realOffset: function(element) {
|
3073 |
|
|
var valueT = 0, valueL = 0;
|
3074 |
|
|
do {
|
3075 |
|
|
valueT += element.scrollTop || 0;
|
3076 |
|
|
valueL += element.scrollLeft || 0;
|
3077 |
|
|
element = element.parentNode;
|
3078 |
|
|
} while (element);
|
3079 |
|
|
return [valueL, valueT];
|
3080 |
|
|
},
|
3081 |
|
|
|
3082 |
|
|
cumulativeOffset: function(element) {
|
3083 |
|
|
var valueT = 0, valueL = 0;
|
3084 |
|
|
do {
|
3085 |
|
|
valueT += element.offsetTop || 0;
|
3086 |
|
|
valueL += element.offsetLeft || 0;
|
3087 |
|
|
element = element.offsetParent;
|
3088 |
|
|
} while (element);
|
3089 |
|
|
return [valueL, valueT];
|
3090 |
|
|
},
|
3091 |
|
|
|
3092 |
|
|
positionedOffset: function(element) {
|
3093 |
|
|
var valueT = 0, valueL = 0;
|
3094 |
|
|
do {
|
3095 |
|
|
valueT += element.offsetTop || 0;
|
3096 |
|
|
valueL += element.offsetLeft || 0;
|
3097 |
|
|
element = element.offsetParent;
|
3098 |
|
|
if (element) {
|
3099 |
|
|
if(element.tagName=='BODY') break;
|
3100 |
|
|
var p = Element.getStyle(element, 'position');
|
3101 |
|
|
if (p == 'relative' || p == 'absolute') break;
|
3102 |
|
|
}
|
3103 |
|
|
} while (element);
|
3104 |
|
|
return [valueL, valueT];
|
3105 |
|
|
},
|
3106 |
|
|
|
3107 |
|
|
offsetParent: function(element) {
|
3108 |
|
|
if (element.offsetParent) return element.offsetParent;
|
3109 |
|
|
if (element == document.body) return element;
|
3110 |
|
|
|
3111 |
|
|
while ((element = element.parentNode) && element != document.body)
|
3112 |
|
|
if (Element.getStyle(element, 'position') != 'static')
|
3113 |
|
|
return element;
|
3114 |
|
|
|
3115 |
|
|
return document.body;
|
3116 |
|
|
},
|
3117 |
|
|
|
3118 |
|
|
// caches x/y coordinate pair to use with overlap
|
3119 |
|
|
within: function(element, x, y) {
|
3120 |
|
|
if (this.includeScrollOffsets)
|
3121 |
|
|
return this.withinIncludingScrolloffsets(element, x, y);
|
3122 |
|
|
this.xcomp = x;
|
3123 |
|
|
this.ycomp = y;
|
3124 |
|
|
this.offset = this.cumulativeOffset(element);
|
3125 |
|
|
|
3126 |
|
|
return (y >= this.offset[1] &&
|
3127 |
|
|
y < this.offset[1] + element.offsetHeight &&
|
3128 |
|
|
x >= this.offset[0] &&
|
3129 |
|
|
x < this.offset[0] + element.offsetWidth);
|
3130 |
|
|
},
|
3131 |
|
|
|
3132 |
|
|
withinIncludingScrolloffsets: function(element, x, y) {
|
3133 |
|
|
var offsetcache = this.realOffset(element);
|
3134 |
|
|
|
3135 |
|
|
this.xcomp = x + offsetcache[0] - this.deltaX;
|
3136 |
|
|
this.ycomp = y + offsetcache[1] - this.deltaY;
|
3137 |
|
|
this.offset = this.cumulativeOffset(element);
|
3138 |
|
|
|
3139 |
|
|
return (this.ycomp >= this.offset[1] &&
|
3140 |
|
|
this.ycomp < this.offset[1] + element.offsetHeight &&
|
3141 |
|
|
this.xcomp >= this.offset[0] &&
|
3142 |
|
|
this.xcomp < this.offset[0] + element.offsetWidth);
|
3143 |
|
|
},
|
3144 |
|
|
|
3145 |
|
|
// within must be called directly before
|
3146 |
|
|
overlap: function(mode, element) {
|
3147 |
|
|
if (!mode) return 0;
|
3148 |
|
|
if (mode == 'vertical')
|
3149 |
|
|
return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
|
3150 |
|
|
element.offsetHeight;
|
3151 |
|
|
if (mode == 'horizontal')
|
3152 |
|
|
return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
|
3153 |
|
|
element.offsetWidth;
|
3154 |
|
|
},
|
3155 |
|
|
|
3156 |
|
|
page: function(forElement) {
|
3157 |
|
|
var valueT = 0, valueL = 0;
|
3158 |
|
|
|
3159 |
|
|
var element = forElement;
|
3160 |
|
|
do {
|
3161 |
|
|
valueT += element.offsetTop || 0;
|
3162 |
|
|
valueL += element.offsetLeft || 0;
|
3163 |
|
|
|
3164 |
|
|
// Safari fix
|
3165 |
|
|
if (element.offsetParent == document.body)
|
3166 |
|
|
if (Element.getStyle(element,'position')=='absolute') break;
|
3167 |
|
|
|
3168 |
|
|
} while (element = element.offsetParent);
|
3169 |
|
|
|
3170 |
|
|
element = forElement;
|
3171 |
|
|
do {
|
3172 |
|
|
if (!window.opera || element.tagName=='BODY') {
|
3173 |
|
|
valueT -= element.scrollTop || 0;
|
3174 |
|
|
valueL -= element.scrollLeft || 0;
|
3175 |
|
|
}
|
3176 |
|
|
} while (element = element.parentNode);
|
3177 |
|
|
|
3178 |
|
|
return [valueL, valueT];
|
3179 |
|
|
},
|
3180 |
|
|
|
3181 |
|
|
clone: function(source, target) {
|
3182 |
|
|
var options = Object.extend({
|
3183 |
|
|
setLeft: true,
|
3184 |
|
|
setTop: true,
|
3185 |
|
|
setWidth: true,
|
3186 |
|
|
setHeight: true,
|
3187 |
|
|
offsetTop: 0,
|
3188 |
|
|
offsetLeft: 0
|
3189 |
|
|
}, arguments[2] || {})
|
3190 |
|
|
|
3191 |
|
|
// find page position of source
|
3192 |
|
|
source = $(source);
|
3193 |
|
|
var p = Position.page(source);
|
3194 |
|
|
|
3195 |
|
|
// find coordinate system to use
|
3196 |
|
|
target = $(target);
|
3197 |
|
|
var delta = [0, 0];
|
3198 |
|
|
var parent = null;
|
3199 |
|
|
// delta [0,0] will do fine with position: fixed elements,
|
3200 |
|
|
// position:absolute needs offsetParent deltas
|
3201 |
|
|
if (Element.getStyle(target,'position') == 'absolute') {
|
3202 |
|
|
parent = Position.offsetParent(target);
|
3203 |
|
|
delta = Position.page(parent);
|
3204 |
|
|
}
|
3205 |
|
|
|
3206 |
|
|
// correct by body offsets (fixes Safari)
|
3207 |
|
|
if (parent == document.body) {
|
3208 |
|
|
delta[0] -= document.body.offsetLeft;
|
3209 |
|
|
delta[1] -= document.body.offsetTop;
|
3210 |
|
|
}
|
3211 |
|
|
|
3212 |
|
|
// set position
|
3213 |
|
|
if(options.setLeft) target.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
|
3214 |
|
|
if(options.setTop) target.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
|
3215 |
|
|
if(options.setWidth) target.style.width = source.offsetWidth + 'px';
|
3216 |
|
|
if(options.setHeight) target.style.height = source.offsetHeight + 'px';
|
3217 |
|
|
},
|
3218 |
|
|
|
3219 |
|
|
absolutize: function(element) {
|
3220 |
|
|
element = $(element);
|
3221 |
|
|
if (element.style.position == 'absolute') return;
|
3222 |
|
|
Position.prepare();
|
3223 |
|
|
|
3224 |
|
|
var offsets = Position.positionedOffset(element);
|
3225 |
|
|
var top = offsets[1];
|
3226 |
|
|
var left = offsets[0];
|
3227 |
|
|
var width = element.clientWidth;
|
3228 |
|
|
var height = element.clientHeight;
|
3229 |
|
|
|
3230 |
|
|
element._originalLeft = left - parseFloat(element.style.left || 0);
|
3231 |
|
|
element._originalTop = top - parseFloat(element.style.top || 0);
|
3232 |
|
|
element._originalWidth = element.style.width;
|
3233 |
|
|
element._originalHeight = element.style.height;
|
3234 |
|
|
|
3235 |
|
|
element.style.position = 'absolute';
|
3236 |
|
|
element.style.top = top + 'px';
|
3237 |
|
|
element.style.left = left + 'px';
|
3238 |
|
|
element.style.width = width + 'px';
|
3239 |
|
|
element.style.height = height + 'px';
|
3240 |
|
|
},
|
3241 |
|
|
|
3242 |
|
|
relativize: function(element) {
|
3243 |
|
|
element = $(element);
|
3244 |
|
|
if (element.style.position == 'relative') return;
|
3245 |
|
|
Position.prepare();
|
3246 |
|
|
|
3247 |
|
|
element.style.position = 'relative';
|
3248 |
|
|
var top = parseFloat(element.style.top || 0) - (element._originalTop || 0);
|
3249 |
|
|
var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
|
3250 |
|
|
|
3251 |
|
|
element.style.top = top + 'px';
|
3252 |
|
|
element.style.left = left + 'px';
|
3253 |
|
|
element.style.height = element._originalHeight;
|
3254 |
|
|
element.style.width = element._originalWidth;
|
3255 |
|
|
}
|
3256 |
|
|
}
|
3257 |
|
|
|
3258 |
|
|
// Safari returns margins on body which is incorrect if the child is absolutely
|
3259 |
|
|
// positioned. For performance reasons, redefine Position.cumulativeOffset for
|
3260 |
|
|
// KHTML/WebKit only.
|
3261 |
|
|
if (Prototype.Browser.WebKit) {
|
3262 |
|
|
Position.cumulativeOffset = function(element) {
|
3263 |
|
|
var valueT = 0, valueL = 0;
|
3264 |
|
|
do {
|
3265 |
|
|
valueT += element.offsetTop || 0;
|
3266 |
|
|
valueL += element.offsetLeft || 0;
|
3267 |
|
|
if (element.offsetParent == document.body)
|
3268 |
|
|
if (Element.getStyle(element, 'position') == 'absolute') break;
|
3269 |
|
|
|
3270 |
|
|
element = element.offsetParent;
|
3271 |
|
|
} while (element);
|
3272 |
|
|
|
3273 |
|
|
return [valueL, valueT];
|
3274 |
|
|
}
|
3275 |
|
|
}
|
3276 |
|
|
|
3277 |
|
|
Element.addMethods();
|