4170 lines
121 KiB
JavaScript
4170 lines
121 KiB
JavaScript
/* Prototype JavaScript framework, version 1.6.0.1
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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: '1.6.0.1',
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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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MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/)
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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('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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if (Prototype.Browser.MobileSafari)
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Prototype.BrowserFeatures.SpecificElementExtensions = false;
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/* Based on Alex Arnell's inheritance implementation. */
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var Class = {
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create: function() {
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var parent = null, properties = $A(arguments);
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if (Object.isFunction(properties[0]))
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parent = properties.shift();
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function klass() {
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this.initialize.apply(this, arguments);
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}
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Object.extend(klass, Class.Methods);
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klass.superclass = parent;
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klass.subclasses = [];
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if (parent) {
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var subclass = function() { };
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subclass.prototype = parent.prototype;
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klass.prototype = new subclass;
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parent.subclasses.push(klass);
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}
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for (var i = 0; i < properties.length; i++)
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klass.addMethods(properties[i]);
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if (!klass.prototype.initialize)
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klass.prototype.initialize = Prototype.emptyFunction;
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klass.prototype.constructor = klass;
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return klass;
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}
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};
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Class.Methods = {
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addMethods: function(source) {
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var ancestor = this.superclass && this.superclass.prototype;
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var properties = Object.keys(source);
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if (!Object.keys({ toString: true }).length)
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properties.push("toString", "valueOf");
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for (var i = 0, length = properties.length; i < length; i++) {
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var property = properties[i], value = source[property];
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if (ancestor && Object.isFunction(value) &&
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value.argumentNames().first() == "$super") {
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var method = value, value = Object.extend((function(m) {
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return function() { return ancestor[m].apply(this, arguments) };
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})(property).wrap(method), {
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valueOf: function() { return method },
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toString: function() { return method.toString() }
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});
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}
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this.prototype[property] = value;
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}
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return this;
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}
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};
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var Abstract = { };
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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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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.isUndefined(object)) 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.isElement(object)) 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 (!Object.isUndefined(value))
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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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toQueryString: function(object) {
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return $H(object).toQueryString();
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},
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toHTML: function(object) {
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return object && object.toHTML ? object.toHTML() : String.interpret(object);
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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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isElement: function(object) {
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return object && object.nodeType == 1;
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},
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isArray: function(object) {
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return object && object.constructor === Array;
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},
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isHash: function(object) {
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return object instanceof Hash;
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},
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isFunction: function(object) {
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return typeof object == "function";
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},
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isString: function(object) {
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return typeof object == "string";
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},
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isNumber: function(object) {
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return typeof object == "number";
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},
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isUndefined: function(object) {
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return typeof object == "undefined";
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}
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});
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Object.extend(Function.prototype, {
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argumentNames: function() {
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var names = this.toString().match(/^[\s\(]*function[^(]*\((.*?)\)/)[1].split(",").invoke("strip");
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return names.length == 1 && !names[0] ? [] : names;
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},
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bind: function() {
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if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
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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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bindAsEventListener: function() {
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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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curry: function() {
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if (!arguments.length) return this;
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var __method = this, args = $A(arguments);
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return function() {
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return __method.apply(this, args.concat($A(arguments)));
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}
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},
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delay: function() {
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var __method = this, args = $A(arguments), timeout = args.shift() * 1000;
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return window.setTimeout(function() {
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return __method.apply(__method, args);
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}, timeout);
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},
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wrap: function(wrapper) {
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var __method = this;
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return function() {
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return wrapper.apply(this, [__method.bind(this)].concat($A(arguments)));
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}
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},
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methodize: function() {
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if (this._methodized) return this._methodized;
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var __method = this;
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return this._methodized = function() {
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return __method.apply(null, [this].concat($A(arguments)));
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};
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}
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});
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Function.prototype.defer = Function.prototype.delay.curry(0.01);
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Date.prototype.toJSON = function() {
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return '"' + this.getUTCFullYear() + '-' +
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(this.getUTCMonth() + 1).toPaddedString(2) + '-' +
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this.getUTCDate().toPaddedString(2) + 'T' +
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this.getUTCHours().toPaddedString(2) + ':' +
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this.getUTCMinutes().toPaddedString(2) + ':' +
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this.getUTCSeconds().toPaddedString(2) + 'Z"';
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};
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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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RegExp.prototype.match = RegExp.prototype.test;
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RegExp.escape = function(str) {
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return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
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};
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/*--------------------------------------------------------------------------*/
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var PeriodicalExecuter = Class.create({
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initialize: function(callback, frequency) {
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this.callback = callback;
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this.frequency = frequency;
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this.currentlyExecuting = false;
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this.registerCallback();
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},
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registerCallback: function() {
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this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
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},
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execute: function() {
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this.callback(this);
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},
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stop: function() {
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if (!this.timer) return;
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clearInterval(this.timer);
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this.timer = null;
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},
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onTimerEvent: function() {
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if (!this.currentlyExecuting) {
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||
try {
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this.currentlyExecuting = true;
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this.execute();
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} 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 = Object.isUndefined(count) ? 1 : count;
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return this.gsub(pattern, function(match) {
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if (--count < 0) return match[0];
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return replacement(match);
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});
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},
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scan: function(pattern, iterator) {
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this.gsub(pattern, iterator);
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return String(this);
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},
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||
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||
truncate: function(length, truncation) {
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length = length || 30;
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||
truncation = Object.isUndefined(truncation) ? '...' : truncation;
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return this.length > length ?
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this.slice(0, length - truncation.length) + truncation : String(this);
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},
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||
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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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||
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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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||
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||
escapeHTML: function() {
|
||
var self = arguments.callee;
|
||
self.text.data = this;
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||
return self.div.innerHTML;
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||
},
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||
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unescapeHTML: function() {
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||
var div = new Element('div');
|
||
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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||
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toQueryParams: function(separator) {
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||
var match = this.strip().match(/([^?#]*)(#.*)?$/);
|
||
if (!match) return { };
|
||
|
||
return match[1].split(separator || '&').inject({ }, function(hash, pair) {
|
||
if ((pair = pair.split('='))[0]) {
|
||
var key = decodeURIComponent(pair.shift());
|
||
var value = pair.length > 1 ? pair.join('=') : pair[0];
|
||
if (value != undefined) value = decodeURIComponent(value);
|
||
|
||
if (key in hash) {
|
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if (!Object.isArray(hash[key])) hash[key] = [hash[key]];
|
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hash[key].push(value);
|
||
}
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else hash[key] = value;
|
||
}
|
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return hash;
|
||
});
|
||
},
|
||
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toArray: function() {
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||
return this.split('');
|
||
},
|
||
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||
succ: function() {
|
||
return this.slice(0, this.length - 1) +
|
||
String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
|
||
},
|
||
|
||
times: function(count) {
|
||
return count < 1 ? '' : new Array(count + 1).join(this);
|
||
},
|
||
|
||
camelize: function() {
|
||
var parts = this.split('-'), len = parts.length;
|
||
if (len == 1) return parts[0];
|
||
|
||
var camelized = this.charAt(0) == '-'
|
||
? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
|
||
: parts[0];
|
||
|
||
for (var i = 1; i < len; i++)
|
||
camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);
|
||
|
||
return camelized;
|
||
},
|
||
|
||
capitalize: function() {
|
||
return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
|
||
},
|
||
|
||
underscore: function() {
|
||
return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
|
||
},
|
||
|
||
dasherize: function() {
|
||
return this.gsub(/_/,'-');
|
||
},
|
||
|
||
inspect: function(useDoubleQuotes) {
|
||
var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) {
|
||
var character = String.specialChar[match[0]];
|
||
return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16);
|
||
});
|
||
if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
|
||
return "'" + escapedString.replace(/'/g, '\\\'') + "'";
|
||
},
|
||
|
||
toJSON: function() {
|
||
return this.inspect(true);
|
||
},
|
||
|
||
unfilterJSON: function(filter) {
|
||
return this.sub(filter || Prototype.JSONFilter, '#{1}');
|
||
},
|
||
|
||
isJSON: function() {
|
||
var str = this;
|
||
if (str.blank()) return false;
|
||
str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
|
||
return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
|
||
},
|
||
|
||
evalJSON: function(sanitize) {
|
||
var json = this.unfilterJSON();
|
||
try {
|
||
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
|
||
} catch (e) { }
|
||
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
|
||
},
|
||
|
||
include: function(pattern) {
|
||
return this.indexOf(pattern) > -1;
|
||
},
|
||
|
||
startsWith: function(pattern) {
|
||
return this.indexOf(pattern) === 0;
|
||
},
|
||
|
||
endsWith: function(pattern) {
|
||
var d = this.length - pattern.length;
|
||
return d >= 0 && this.lastIndexOf(pattern) === d;
|
||
},
|
||
|
||
empty: function() {
|
||
return this == '';
|
||
},
|
||
|
||
blank: function() {
|
||
return /^\s*$/.test(this);
|
||
},
|
||
|
||
interpolate: function(object, pattern) {
|
||
return new Template(this, pattern).evaluate(object);
|
||
}
|
||
});
|
||
|
||
if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
|
||
escapeHTML: function() {
|
||
return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
|
||
},
|
||
unescapeHTML: function() {
|
||
return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
|
||
}
|
||
});
|
||
|
||
String.prototype.gsub.prepareReplacement = function(replacement) {
|
||
if (Object.isFunction(replacement)) return replacement;
|
||
var template = new Template(replacement);
|
||
return function(match) { return template.evaluate(match) };
|
||
};
|
||
|
||
String.prototype.parseQuery = String.prototype.toQueryParams;
|
||
|
||
Object.extend(String.prototype.escapeHTML, {
|
||
div: document.createElement('div'),
|
||
text: document.createTextNode('')
|
||
});
|
||
|
||
with (String.prototype.escapeHTML) div.appendChild(text);
|
||
|
||
var Template = Class.create({
|
||
initialize: function(template, pattern) {
|
||
this.template = template.toString();
|
||
this.pattern = pattern || Template.Pattern;
|
||
},
|
||
|
||
evaluate: function(object) {
|
||
if (Object.isFunction(object.toTemplateReplacements))
|
||
object = object.toTemplateReplacements();
|
||
|
||
return this.template.gsub(this.pattern, function(match) {
|
||
if (object == null) return '';
|
||
|
||
var before = match[1] || '';
|
||
if (before == '\\') return match[2];
|
||
|
||
var ctx = object, expr = match[3];
|
||
var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
|
||
match = pattern.exec(expr);
|
||
if (match == null) return before;
|
||
|
||
while (match != null) {
|
||
var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1];
|
||
ctx = ctx[comp];
|
||
if (null == ctx || '' == match[3]) break;
|
||
expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
|
||
match = pattern.exec(expr);
|
||
}
|
||
|
||
return before + String.interpret(ctx);
|
||
}.bind(this));
|
||
}
|
||
});
|
||
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
|
||
|
||
var $break = { };
|
||
|
||
var Enumerable = {
|
||
each: function(iterator, context) {
|
||
var index = 0;
|
||
iterator = iterator.bind(context);
|
||
try {
|
||
this._each(function(value) {
|
||
iterator(value, index++);
|
||
});
|
||
} catch (e) {
|
||
if (e != $break) throw e;
|
||
}
|
||
return this;
|
||
},
|
||
|
||
eachSlice: function(number, iterator, context) {
|
||
iterator = iterator ? iterator.bind(context) : Prototype.K;
|
||
var index = -number, slices = [], array = this.toArray();
|
||
while ((index += number) < array.length)
|
||
slices.push(array.slice(index, index+number));
|
||
return slices.collect(iterator, context);
|
||
},
|
||
|
||
all: function(iterator, context) {
|
||
iterator = iterator ? iterator.bind(context) : Prototype.K;
|
||
var result = true;
|
||
this.each(function(value, index) {
|
||
result = result && !!iterator(value, index);
|
||
if (!result) throw $break;
|
||
});
|
||
return result;
|
||
},
|
||
|
||
any: function(iterator, context) {
|
||
iterator = iterator ? iterator.bind(context) : Prototype.K;
|
||
var result = false;
|
||
this.each(function(value, index) {
|
||
if (result = !!iterator(value, index))
|
||
throw $break;
|
||
});
|
||
return result;
|
||
},
|
||
|
||
collect: function(iterator, context) {
|
||
iterator = iterator ? iterator.bind(context) : Prototype.K;
|
||
var results = [];
|
||
this.each(function(value, index) {
|
||
results.push(iterator(value, index));
|
||
});
|
||
return results;
|
||
},
|
||
|
||
detect: function(iterator, context) {
|
||
iterator = iterator.bind(context);
|
||
var result;
|
||
this.each(function(value, index) {
|
||
if (iterator(value, index)) {
|
||
result = value;
|
||
throw $break;
|
||
}
|
||
});
|
||
return result;
|
||
},
|
||
|
||
findAll: function(iterator, context) {
|
||
iterator = iterator.bind(context);
|
||
var results = [];
|
||
this.each(function(value, index) {
|
||
if (iterator(value, index))
|
||
results.push(value);
|
||
});
|
||
return results;
|
||
},
|
||
|
||
grep: function(filter, iterator, context) {
|
||
iterator = iterator ? iterator.bind(context) : Prototype.K;
|
||
var results = [];
|
||
|
||
if (Object.isString(filter))
|
||
filter = new RegExp(filter);
|
||
|
||
this.each(function(value, index) {
|
||
if (filter.match(value))
|
||
results.push(iterator(value, index));
|
||
});
|
||
return results;
|
||
},
|
||
|
||
include: function(object) {
|
||
if (Object.isFunction(this.indexOf))
|
||
if (this.indexOf(object) != -1) return true;
|
||
|
||
var found = false;
|
||
this.each(function(value) {
|
||
if (value == object) {
|
||
found = true;
|
||
throw $break;
|
||
}
|
||
});
|
||
return found;
|
||
},
|
||
|
||
inGroupsOf: function(number, fillWith) {
|
||
fillWith = Object.isUndefined(fillWith) ? null : fillWith;
|
||
return this.eachSlice(number, function(slice) {
|
||
while(slice.length < number) slice.push(fillWith);
|
||
return slice;
|
||
});
|
||
},
|
||
|
||
inject: function(memo, iterator, context) {
|
||
iterator = iterator.bind(context);
|
||
this.each(function(value, index) {
|
||
memo = iterator(memo, value, index);
|
||
});
|
||
return memo;
|
||
},
|
||
|
||
invoke: function(method) {
|
||
var args = $A(arguments).slice(1);
|
||
return this.map(function(value) {
|
||
return value[method].apply(value, args);
|
||
});
|
||
},
|
||
|
||
max: function(iterator, context) {
|
||
iterator = iterator ? iterator.bind(context) : Prototype.K;
|
||
var result;
|
||
this.each(function(value, index) {
|
||
value = iterator(value, index);
|
||
if (result == null || value >= result)
|
||
result = value;
|
||
});
|
||
return result;
|
||
},
|
||
|
||
min: function(iterator, context) {
|
||
iterator = iterator ? iterator.bind(context) : Prototype.K;
|
||
var result;
|
||
this.each(function(value, index) {
|
||
value = iterator(value, index);
|
||
if (result == null || value < result)
|
||
result = value;
|
||
});
|
||
return result;
|
||
},
|
||
|
||
partition: function(iterator, context) {
|
||
iterator = iterator ? iterator.bind(context) : Prototype.K;
|
||
var trues = [], falses = [];
|
||
this.each(function(value, index) {
|
||
(iterator(value, index) ?
|
||
trues : falses).push(value);
|
||
});
|
||
return [trues, falses];
|
||
},
|
||
|
||
pluck: function(property) {
|
||
var results = [];
|
||
this.each(function(value) {
|
||
results.push(value[property]);
|
||
});
|
||
return results;
|
||
},
|
||
|
||
reject: function(iterator, context) {
|
||
iterator = iterator.bind(context);
|
||
var results = [];
|
||
this.each(function(value, index) {
|
||
if (!iterator(value, index))
|
||
results.push(value);
|
||
});
|
||
return results;
|
||
},
|
||
|
||
sortBy: function(iterator, context) {
|
||
iterator = iterator.bind(context);
|
||
return this.map(function(value, index) {
|
||
return {value: value, criteria: iterator(value, index)};
|
||
}).sort(function(left, right) {
|
||
var a = left.criteria, b = right.criteria;
|
||
return a < b ? -1 : a > b ? 1 : 0;
|
||
}).pluck('value');
|
||
},
|
||
|
||
toArray: function() {
|
||
return this.map();
|
||
},
|
||
|
||
zip: function() {
|
||
var iterator = Prototype.K, args = $A(arguments);
|
||
if (Object.isFunction(args.last()))
|
||
iterator = args.pop();
|
||
|
||
var collections = [this].concat(args).map($A);
|
||
return this.map(function(value, index) {
|
||
return iterator(collections.pluck(index));
|
||
});
|
||
},
|
||
|
||
size: function() {
|
||
return this.toArray().length;
|
||
},
|
||
|
||
inspect: function() {
|
||
return '#<Enumerable:' + this.toArray().inspect() + '>';
|
||
}
|
||
};
|
||
|
||
Object.extend(Enumerable, {
|
||
map: Enumerable.collect,
|
||
find: Enumerable.detect,
|
||
select: Enumerable.findAll,
|
||
filter: Enumerable.findAll,
|
||
member: Enumerable.include,
|
||
entries: Enumerable.toArray,
|
||
every: Enumerable.all,
|
||
some: Enumerable.any
|
||
});
|
||
function $A(iterable) {
|
||
if (!iterable) return [];
|
||
if (iterable.toArray) return iterable.toArray();
|
||
var length = iterable.length || 0, results = new Array(length);
|
||
while (length--) results[length] = iterable[length];
|
||
return results;
|
||
}
|
||
|
||
if (Prototype.Browser.WebKit) {
|
||
function $A(iterable) {
|
||
if (!iterable) return [];
|
||
if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') &&
|
||
iterable.toArray) return iterable.toArray();
|
||
var length = iterable.length || 0, results = new Array(length);
|
||
while (length--) results[length] = iterable[length];
|
||
return results;
|
||
}
|
||
}
|
||
|
||
Array.from = $A;
|
||
|
||
Object.extend(Array.prototype, Enumerable);
|
||
|
||
if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse;
|
||
|
||
Object.extend(Array.prototype, {
|
||
_each: function(iterator) {
|
||
for (var i = 0, length = this.length; i < length; i++)
|
||
iterator(this[i]);
|
||
},
|
||
|
||
clear: function() {
|
||
this.length = 0;
|
||
return this;
|
||
},
|
||
|
||
first: function() {
|
||
return this[0];
|
||
},
|
||
|
||
last: function() {
|
||
return this[this.length - 1];
|
||
},
|
||
|
||
compact: function() {
|
||
return this.select(function(value) {
|
||
return value != null;
|
||
});
|
||
},
|
||
|
||
flatten: function() {
|
||
return this.inject([], function(array, value) {
|
||
return array.concat(Object.isArray(value) ?
|
||
value.flatten() : [value]);
|
||
});
|
||
},
|
||
|
||
without: function() {
|
||
var values = $A(arguments);
|
||
return this.select(function(value) {
|
||
return !values.include(value);
|
||
});
|
||
},
|
||
|
||
reverse: function(inline) {
|
||
return (inline !== false ? this : this.toArray())._reverse();
|
||
},
|
||
|
||
reduce: function() {
|
||
return this.length > 1 ? this : this[0];
|
||
},
|
||
|
||
uniq: function(sorted) {
|
||
return this.inject([], function(array, value, index) {
|
||
if (0 == index || (sorted ? array.last() != value : !array.include(value)))
|
||
array.push(value);
|
||
return array;
|
||
});
|
||
},
|
||
|
||
intersect: function(array) {
|
||
return this.uniq().findAll(function(item) {
|
||
return array.detect(function(value) { return item === value });
|
||
});
|
||
},
|
||
|
||
clone: function() {
|
||
return [].concat(this);
|
||
},
|
||
|
||
size: function() {
|
||
return this.length;
|
||
},
|
||
|
||
inspect: function() {
|
||
return '[' + this.map(Object.inspect).join(', ') + ']';
|
||
},
|
||
|
||
toJSON: function() {
|
||
var results = [];
|
||
this.each(function(object) {
|
||
var value = Object.toJSON(object);
|
||
if (!Object.isUndefined(value)) results.push(value);
|
||
});
|
||
return '[' + results.join(', ') + ']';
|
||
}
|
||
});
|
||
|
||
// use native browser JS 1.6 implementation if available
|
||
if (Object.isFunction(Array.prototype.forEach))
|
||
Array.prototype._each = Array.prototype.forEach;
|
||
|
||
if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) {
|
||
i || (i = 0);
|
||
var length = this.length;
|
||
if (i < 0) i = length + i;
|
||
for (; i < length; i++)
|
||
if (this[i] === item) return i;
|
||
return -1;
|
||
};
|
||
|
||
if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) {
|
||
i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
|
||
var n = this.slice(0, i).reverse().indexOf(item);
|
||
return (n < 0) ? n : i - n - 1;
|
||
};
|
||
|
||
Array.prototype.toArray = Array.prototype.clone;
|
||
|
||
function $w(string) {
|
||
if (!Object.isString(string)) return [];
|
||
string = string.strip();
|
||
return string ? string.split(/\s+/) : [];
|
||
}
|
||
|
||
if (Prototype.Browser.Opera){
|
||
Array.prototype.concat = function() {
|
||
var array = [];
|
||
for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
|
||
for (var i = 0, length = arguments.length; i < length; i++) {
|
||
if (Object.isArray(arguments[i])) {
|
||
for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
|
||
array.push(arguments[i][j]);
|
||
} else {
|
||
array.push(arguments[i]);
|
||
}
|
||
}
|
||
return array;
|
||
};
|
||
}
|
||
Object.extend(Number.prototype, {
|
||
toColorPart: function() {
|
||
return this.toPaddedString(2, 16);
|
||
},
|
||
|
||
succ: function() {
|
||
return this + 1;
|
||
},
|
||
|
||
times: function(iterator) {
|
||
$R(0, this, true).each(iterator);
|
||
return this;
|
||
},
|
||
|
||
toPaddedString: function(length, radix) {
|
||
var string = this.toString(radix || 10);
|
||
return '0'.times(length - string.length) + string;
|
||
},
|
||
|
||
toJSON: function() {
|
||
return isFinite(this) ? this.toString() : 'null';
|
||
}
|
||
});
|
||
|
||
$w('abs round ceil floor').each(function(method){
|
||
Number.prototype[method] = Math[method].methodize();
|
||
});
|
||
function $H(object) {
|
||
return new Hash(object);
|
||
};
|
||
|
||
var Hash = Class.create(Enumerable, (function() {
|
||
|
||
function toQueryPair(key, value) {
|
||
if (Object.isUndefined(value)) return key;
|
||
return key + '=' + encodeURIComponent(String.interpret(value));
|
||
}
|
||
|
||
return {
|
||
initialize: function(object) {
|
||
this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
|
||
},
|
||
|
||
_each: function(iterator) {
|
||
for (var key in this._object) {
|
||
var value = this._object[key], pair = [key, value];
|
||
pair.key = key;
|
||
pair.value = value;
|
||
iterator(pair);
|
||
}
|
||
},
|
||
|
||
set: function(key, value) {
|
||
return this._object[key] = value;
|
||
},
|
||
|
||
get: function(key) {
|
||
return this._object[key];
|
||
},
|
||
|
||
unset: function(key) {
|
||
var value = this._object[key];
|
||
delete this._object[key];
|
||
return value;
|
||
},
|
||
|
||
toObject: function() {
|
||
return Object.clone(this._object);
|
||
},
|
||
|
||
keys: function() {
|
||
return this.pluck('key');
|
||
},
|
||
|
||
values: function() {
|
||
return this.pluck('value');
|
||
},
|
||
|
||
index: function(value) {
|
||
var match = this.detect(function(pair) {
|
||
return pair.value === value;
|
||
});
|
||
return match && match.key;
|
||
},
|
||
|
||
merge: function(object) {
|
||
return this.clone().update(object);
|
||
},
|
||
|
||
update: function(object) {
|
||
return new Hash(object).inject(this, function(result, pair) {
|
||
result.set(pair.key, pair.value);
|
||
return result;
|
||
});
|
||
},
|
||
|
||
toQueryString: function() {
|
||
return this.map(function(pair) {
|
||
var key = encodeURIComponent(pair.key), values = pair.value;
|
||
|
||
if (values && typeof values == 'object') {
|
||
if (Object.isArray(values))
|
||
return values.map(toQueryPair.curry(key)).join('&');
|
||
}
|
||
return toQueryPair(key, values);
|
||
}).join('&');
|
||
},
|
||
|
||
inspect: function() {
|
||
return '#<Hash:{' + this.map(function(pair) {
|
||
return pair.map(Object.inspect).join(': ');
|
||
}).join(', ') + '}>';
|
||
},
|
||
|
||
toJSON: function() {
|
||
return Object.toJSON(this.toObject());
|
||
},
|
||
|
||
clone: function() {
|
||
return new Hash(this);
|
||
}
|
||
}
|
||
})());
|
||
|
||
Hash.prototype.toTemplateReplacements = Hash.prototype.toObject;
|
||
Hash.from = $H;
|
||
var ObjectRange = Class.create(Enumerable, {
|
||
initialize: function(start, end, exclusive) {
|
||
this.start = start;
|
||
this.end = end;
|
||
this.exclusive = exclusive;
|
||
},
|
||
|
||
_each: function(iterator) {
|
||
var value = this.start;
|
||
while (this.include(value)) {
|
||
iterator(value);
|
||
value = value.succ();
|
||
}
|
||
},
|
||
|
||
include: function(value) {
|
||
if (value < this.start)
|
||
return false;
|
||
if (this.exclusive)
|
||
return value < this.end;
|
||
return value <= this.end;
|
||
}
|
||
});
|
||
|
||
var $R = function(start, end, exclusive) {
|
||
return new ObjectRange(start, end, exclusive);
|
||
};
|
||
|
||
var Ajax = {
|
||
getTransport: function() {
|
||
return Try.these(
|
||
function() {return new XMLHttpRequest()},
|
||
function() {return new ActiveXObject('Msxml2.XMLHTTP')},
|
||
function() {return new ActiveXObject('Microsoft.XMLHTTP')}
|
||
) || false;
|
||
},
|
||
|
||
activeRequestCount: 0
|
||
};
|
||
|
||
Ajax.Responders = {
|
||
responders: [],
|
||
|
||
_each: function(iterator) {
|
||
this.responders._each(iterator);
|
||
},
|
||
|
||
register: function(responder) {
|
||
if (!this.include(responder))
|
||
this.responders.push(responder);
|
||
},
|
||
|
||
unregister: function(responder) {
|
||
this.responders = this.responders.without(responder);
|
||
},
|
||
|
||
dispatch: function(callback, request, transport, json) {
|
||
this.each(function(responder) {
|
||
if (Object.isFunction(responder[callback])) {
|
||
try {
|
||
responder[callback].apply(responder, [request, transport, json]);
|
||
} catch (e) { }
|
||
}
|
||
});
|
||
}
|
||
};
|
||
|
||
Object.extend(Ajax.Responders, Enumerable);
|
||
|
||
Ajax.Responders.register({
|
||
onCreate: function() { Ajax.activeRequestCount++ },
|
||
onComplete: function() { Ajax.activeRequestCount-- }
|
||
});
|
||
|
||
Ajax.Base = Class.create({
|
||
initialize: function(options) {
|
||
this.options = {
|
||
method: 'post',
|
||
asynchronous: true,
|
||
contentType: 'application/x-www-form-urlencoded',
|
||
encoding: 'UTF-8',
|
||
parameters: '',
|
||
evalJSON: true,
|
||
evalJS: true
|
||
};
|
||
Object.extend(this.options, options || { });
|
||
|
||
this.options.method = this.options.method.toLowerCase();
|
||
|
||
if (Object.isString(this.options.parameters))
|
||
this.options.parameters = this.options.parameters.toQueryParams();
|
||
else if (Object.isHash(this.options.parameters))
|
||
this.options.parameters = this.options.parameters.toObject();
|
||
}
|
||
});
|
||
|
||
Ajax.Request = Class.create(Ajax.Base, {
|
||
_complete: false,
|
||
|
||
initialize: function($super, url, options) {
|
||
$super(options);
|
||
this.transport = Ajax.getTransport();
|
||
this.request(url);
|
||
},
|
||
|
||
request: function(url) {
|
||
this.url = url;
|
||
this.method = this.options.method;
|
||
var params = Object.clone(this.options.parameters);
|
||
|
||
if (!['get', 'post'].include(this.method)) {
|
||
// simulate other verbs over post
|
||
params['_method'] = this.method;
|
||
this.method = 'post';
|
||
}
|
||
|
||
this.parameters = params;
|
||
|
||
if (params = Object.toQueryString(params)) {
|
||
// when GET, append parameters to URL
|
||
if (this.method == 'get')
|
||
this.url += (this.url.include('?') ? '&' : '?') + params;
|
||
else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
|
||
params += '&_=';
|
||
}
|
||
|
||
try {
|
||
var response = new Ajax.Response(this);
|
||
if (this.options.onCreate) this.options.onCreate(response);
|
||
Ajax.Responders.dispatch('onCreate', this, response);
|
||
|
||
this.transport.open(this.method.toUpperCase(), this.url,
|
||
this.options.asynchronous);
|
||
|
||
if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);
|
||
|
||
this.transport.onreadystatechange = this.onStateChange.bind(this);
|
||
this.setRequestHeaders();
|
||
|
||
this.body = this.method == 'post' ? (this.options.postBody || params) : null;
|
||
this.transport.send(this.body);
|
||
|
||
/* Force Firefox to handle ready state 4 for synchronous requests */
|
||
if (!this.options.asynchronous && this.transport.overrideMimeType)
|
||
this.onStateChange();
|
||
|
||
}
|
||
catch (e) {
|
||
this.dispatchException(e);
|
||
}
|
||
},
|
||
|
||
onStateChange: function() {
|
||
var readyState = this.transport.readyState;
|
||
if (readyState > 1 && !((readyState == 4) && this._complete))
|
||
this.respondToReadyState(this.transport.readyState);
|
||
},
|
||
|
||
setRequestHeaders: function() {
|
||
var headers = {
|
||
'X-Requested-With': 'XMLHttpRequest',
|
||
'X-Prototype-Version': Prototype.Version,
|
||
'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
|
||
};
|
||
|
||
if (this.method == 'post') {
|
||
headers['Content-type'] = this.options.contentType +
|
||
(this.options.encoding ? '; charset=' + this.options.encoding : '');
|
||
|
||
/* Force "Connection: close" for older Mozilla browsers to work
|
||
* around a bug where XMLHttpRequest sends an incorrect
|
||
* Content-length header. See Mozilla Bugzilla #246651.
|
||
*/
|
||
if (this.transport.overrideMimeType &&
|
||
(navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
|
||
headers['Connection'] = 'close';
|
||
}
|
||
|
||
// user-defined headers
|
||
if (typeof this.options.requestHeaders == 'object') {
|
||
var extras = this.options.requestHeaders;
|
||
|
||
if (Object.isFunction(extras.push))
|
||
for (var i = 0, length = extras.length; i < length; i += 2)
|
||
headers[extras[i]] = extras[i+1];
|
||
else
|
||
$H(extras).each(function(pair) { headers[pair.key] = pair.value });
|
||
}
|
||
|
||
for (var name in headers)
|
||
this.transport.setRequestHeader(name, headers[name]);
|
||
},
|
||
|
||
success: function() {
|
||
var status = this.getStatus();
|
||
return !status || (status >= 200 && status < 300);
|
||
},
|
||
|
||
getStatus: function() {
|
||
try {
|
||
return this.transport.status || 0;
|
||
} catch (e) { return 0 }
|
||
},
|
||
|
||
respondToReadyState: function(readyState) {
|
||
var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
|
||
|
||
if (state == 'Complete') {
|
||
try {
|
||
this._complete = true;
|
||
(this.options['on' + response.status]
|
||
|| this.options['on' + (this.success() ? 'Success' : 'Failure')]
|
||
|| Prototype.emptyFunction)(response, response.headerJSON);
|
||
} catch (e) {
|
||
this.dispatchException(e);
|
||
}
|
||
|
||
var contentType = response.getHeader('Content-type');
|
||
if (this.options.evalJS == 'force'
|
||
|| (this.options.evalJS && contentType
|
||
&& contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
|
||
this.evalResponse();
|
||
}
|
||
|
||
try {
|
||
(this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
|
||
Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
|
||
} catch (e) {
|
||
this.dispatchException(e);
|
||
}
|
||
|
||
if (state == 'Complete') {
|
||
// avoid memory leak in MSIE: clean up
|
||
this.transport.onreadystatechange = Prototype.emptyFunction;
|
||
}
|
||
},
|
||
|
||
getHeader: function(name) {
|
||
try {
|
||
return this.transport.getResponseHeader(name) || null;
|
||
} catch (e) { return null }
|
||
},
|
||
|
||
evalResponse: function() {
|
||
try {
|
||
return eval((this.transport.responseText || '').unfilterJSON());
|
||
} catch (e) {
|
||
this.dispatchException(e);
|
||
}
|
||
},
|
||
|
||
dispatchException: function(exception) {
|
||
(this.options.onException || Prototype.emptyFunction)(this, exception);
|
||
Ajax.Responders.dispatch('onException', this, exception);
|
||
}
|
||
});
|
||
|
||
Ajax.Request.Events =
|
||
['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
|
||
|
||
Ajax.Response = Class.create({
|
||
initialize: function(request){
|
||
this.request = request;
|
||
var transport = this.transport = request.transport,
|
||
readyState = this.readyState = transport.readyState;
|
||
|
||
if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
|
||
this.status = this.getStatus();
|
||
this.statusText = this.getStatusText();
|
||
this.responseText = String.interpret(transport.responseText);
|
||
this.headerJSON = this._getHeaderJSON();
|
||
}
|
||
|
||
if(readyState == 4) {
|
||
var xml = transport.responseXML;
|
||
this.responseXML = Object.isUndefined(xml) ? null : xml;
|
||
this.responseJSON = this._getResponseJSON();
|
||
}
|
||
},
|
||
|
||
status: 0,
|
||
statusText: '',
|
||
|
||
getStatus: Ajax.Request.prototype.getStatus,
|
||
|
||
getStatusText: function() {
|
||
try {
|
||
return this.transport.statusText || '';
|
||
} catch (e) { return '' }
|
||
},
|
||
|
||
getHeader: Ajax.Request.prototype.getHeader,
|
||
|
||
getAllHeaders: function() {
|
||
try {
|
||
return this.getAllResponseHeaders();
|
||
} catch (e) { return null }
|
||
},
|
||
|
||
getResponseHeader: function(name) {
|
||
return this.transport.getResponseHeader(name);
|
||
},
|
||
|
||
getAllResponseHeaders: function() {
|
||
return this.transport.getAllResponseHeaders();
|
||
},
|
||
|
||
_getHeaderJSON: function() {
|
||
var json = this.getHeader('X-JSON');
|
||
if (!json) return null;
|
||
json = decodeURIComponent(escape(json));
|
||
try {
|
||
return json.evalJSON(this.request.options.sanitizeJSON);
|
||
} catch (e) {
|
||
this.request.dispatchException(e);
|
||
}
|
||
},
|
||
|
||
_getResponseJSON: function() {
|
||
var options = this.request.options;
|
||
if (!options.evalJSON || (options.evalJSON != 'force' &&
|
||
!(this.getHeader('Content-type') || '').include('application/json')) ||
|
||
this.responseText.blank())
|
||
return null;
|
||
try {
|
||
return this.responseText.evalJSON(options.sanitizeJSON);
|
||
} catch (e) {
|
||
this.request.dispatchException(e);
|
||
}
|
||
}
|
||
});
|
||
|
||
Ajax.Updater = Class.create(Ajax.Request, {
|
||
initialize: function($super, container, url, options) {
|
||
this.container = {
|
||
success: (container.success || container),
|
||
failure: (container.failure || (container.success ? null : container))
|
||
};
|
||
|
||
options = Object.clone(options);
|
||
var onComplete = options.onComplete;
|
||
options.onComplete = (function(response, json) {
|
||
this.updateContent(response.responseText);
|
||
if (Object.isFunction(onComplete)) onComplete(response, json);
|
||
}).bind(this);
|
||
|
||
$super(url, options);
|
||
},
|
||
|
||
updateContent: function(responseText) {
|
||
var receiver = this.container[this.success() ? 'success' : 'failure'],
|
||
options = this.options;
|
||
|
||
if (!options.evalScripts) responseText = responseText.stripScripts();
|
||
|
||
if (receiver = $(receiver)) {
|
||
if (options.insertion) {
|
||
if (Object.isString(options.insertion)) {
|
||
var insertion = { }; insertion[options.insertion] = responseText;
|
||
receiver.insert(insertion);
|
||
}
|
||
else options.insertion(receiver, responseText);
|
||
}
|
||
else receiver.update(responseText);
|
||
}
|
||
}
|
||
});
|
||
|
||
Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
|
||
initialize: function($super, container, url, options) {
|
||
$super(options);
|
||
this.onComplete = this.options.onComplete;
|
||
|
||
this.frequency = (this.options.frequency || 2);
|
||
this.decay = (this.options.decay || 1);
|
||
|
||
this.updater = { };
|
||
this.container = container;
|
||
this.url = url;
|
||
|
||
this.start();
|
||
},
|
||
|
||
start: function() {
|
||
this.options.onComplete = this.updateComplete.bind(this);
|
||
this.onTimerEvent();
|
||
},
|
||
|
||
stop: function() {
|
||
this.updater.options.onComplete = undefined;
|
||
clearTimeout(this.timer);
|
||
(this.onComplete || Prototype.emptyFunction).apply(this, arguments);
|
||
},
|
||
|
||
updateComplete: function(response) {
|
||
if (this.options.decay) {
|
||
this.decay = (response.responseText == this.lastText ?
|
||
this.decay * this.options.decay : 1);
|
||
|
||
this.lastText = response.responseText;
|
||
}
|
||
this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
|
||
},
|
||
|
||
onTimerEvent: function() {
|
||
this.updater = new Ajax.Updater(this.container, this.url, this.options);
|
||
}
|
||
});
|
||
function $(element) {
|
||
if (arguments.length > 1) {
|
||
for (var i = 0, elements = [], length = arguments.length; i < length; i++)
|
||
elements.push($(arguments[i]));
|
||
return elements;
|
||
}
|
||
if (Object.isString(element))
|
||
element = document.getElementById(element);
|
||
return Element.extend(element);
|
||
}
|
||
|
||
if (Prototype.BrowserFeatures.XPath) {
|
||
document._getElementsByXPath = function(expression, parentElement) {
|
||
var results = [];
|
||
var query = document.evaluate(expression, $(parentElement) || document,
|
||
null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
|
||
for (var i = 0, length = query.snapshotLength; i < length; i++)
|
||
results.push(Element.extend(query.snapshotItem(i)));
|
||
return results;
|
||
};
|
||
}
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
if (!window.Node) var Node = { };
|
||
|
||
if (!Node.ELEMENT_NODE) {
|
||
// DOM level 2 ECMAScript Language Binding
|
||
Object.extend(Node, {
|
||
ELEMENT_NODE: 1,
|
||
ATTRIBUTE_NODE: 2,
|
||
TEXT_NODE: 3,
|
||
CDATA_SECTION_NODE: 4,
|
||
ENTITY_REFERENCE_NODE: 5,
|
||
ENTITY_NODE: 6,
|
||
PROCESSING_INSTRUCTION_NODE: 7,
|
||
COMMENT_NODE: 8,
|
||
DOCUMENT_NODE: 9,
|
||
DOCUMENT_TYPE_NODE: 10,
|
||
DOCUMENT_FRAGMENT_NODE: 11,
|
||
NOTATION_NODE: 12
|
||
});
|
||
}
|
||
|
||
(function() {
|
||
var element = this.Element;
|
||
this.Element = function(tagName, attributes) {
|
||
attributes = attributes || { };
|
||
tagName = tagName.toLowerCase();
|
||
var cache = Element.cache;
|
||
if (Prototype.Browser.IE && attributes.name) {
|
||
tagName = '<' + tagName + ' name="' + attributes.name + '">';
|
||
delete attributes.name;
|
||
return Element.writeAttribute(document.createElement(tagName), attributes);
|
||
}
|
||
if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
|
||
return Element.writeAttribute(cache[tagName].cloneNode(false), attributes);
|
||
};
|
||
Object.extend(this.Element, element || { });
|
||
}).call(window);
|
||
|
||
Element.cache = { };
|
||
|
||
Element.Methods = {
|
||
visible: function(element) {
|
||
return $(element).style.display != 'none';
|
||
},
|
||
|
||
toggle: function(element) {
|
||
element = $(element);
|
||
Element[Element.visible(element) ? 'hide' : 'show'](element);
|
||
return element;
|
||
},
|
||
|
||
hide: function(element) {
|
||
$(element).style.display = 'none';
|
||
return element;
|
||
},
|
||
|
||
show: function(element) {
|
||
$(element).style.display = '';
|
||
return element;
|
||
},
|
||
|
||
remove: function(element) {
|
||
element = $(element);
|
||
element.parentNode.removeChild(element);
|
||
return element;
|
||
},
|
||
|
||
update: function(element, content) {
|
||
element = $(element);
|
||
if (content && content.toElement) content = content.toElement();
|
||
if (Object.isElement(content)) return element.update().insert(content);
|
||
content = Object.toHTML(content);
|
||
element.innerHTML = content.stripScripts();
|
||
content.evalScripts.bind(content).defer();
|
||
return element;
|
||
},
|
||
|
||
replace: function(element, content) {
|
||
element = $(element);
|
||
if (content && content.toElement) content = content.toElement();
|
||
else if (!Object.isElement(content)) {
|
||
content = Object.toHTML(content);
|
||
var range = element.ownerDocument.createRange();
|
||
range.selectNode(element);
|
||
content.evalScripts.bind(content).defer();
|
||
content = range.createContextualFragment(content.stripScripts());
|
||
}
|
||
element.parentNode.replaceChild(content, element);
|
||
return element;
|
||
},
|
||
|
||
insert: function(element, insertions) {
|
||
element = $(element);
|
||
|
||
if (Object.isString(insertions) || Object.isNumber(insertions) ||
|
||
Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
|
||
insertions = {bottom:insertions};
|
||
|
||
var content, insert, tagName, childNodes;
|
||
|
||
for (position in insertions) {
|
||
content = insertions[position];
|
||
position = position.toLowerCase();
|
||
insert = Element._insertionTranslations[position];
|
||
|
||
if (content && content.toElement) content = content.toElement();
|
||
if (Object.isElement(content)) {
|
||
insert(element, content);
|
||
continue;
|
||
}
|
||
|
||
content = Object.toHTML(content);
|
||
|
||
tagName = ((position == 'before' || position == 'after')
|
||
? element.parentNode : element).tagName.toUpperCase();
|
||
|
||
childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
|
||
|
||
if (position == 'top' || position == 'after') childNodes.reverse();
|
||
childNodes.each(insert.curry(element));
|
||
|
||
content.evalScripts.bind(content).defer();
|
||
}
|
||
|
||
return element;
|
||
},
|
||
|
||
wrap: function(element, wrapper, attributes) {
|
||
element = $(element);
|
||
if (Object.isElement(wrapper))
|
||
$(wrapper).writeAttribute(attributes || { });
|
||
else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
|
||
else wrapper = new Element('div', wrapper);
|
||
if (element.parentNode)
|
||
element.parentNode.replaceChild(wrapper, element);
|
||
wrapper.appendChild(element);
|
||
return wrapper;
|
||
},
|
||
|
||
inspect: function(element) {
|
||
element = $(element);
|
||
var result = '<' + element.tagName.toLowerCase();
|
||
$H({'id': 'id', 'className': 'class'}).each(function(pair) {
|
||
var property = pair.first(), attribute = pair.last();
|
||
var value = (element[property] || '').toString();
|
||
if (value) result += ' ' + attribute + '=' + value.inspect(true);
|
||
});
|
||
return result + '>';
|
||
},
|
||
|
||
recursivelyCollect: function(element, property) {
|
||
element = $(element);
|
||
var elements = [];
|
||
while (element = element[property])
|
||
if (element.nodeType == 1)
|
||
elements.push(Element.extend(element));
|
||
return elements;
|
||
},
|
||
|
||
ancestors: function(element) {
|
||
return $(element).recursivelyCollect('parentNode');
|
||
},
|
||
|
||
descendants: function(element) {
|
||
return $(element).getElementsBySelector("*");
|
||
},
|
||
|
||
firstDescendant: function(element) {
|
||
element = $(element).firstChild;
|
||
while (element && element.nodeType != 1) element = element.nextSibling;
|
||
return $(element);
|
||
},
|
||
|
||
immediateDescendants: function(element) {
|
||
if (!(element = $(element).firstChild)) return [];
|
||
while (element && element.nodeType != 1) element = element.nextSibling;
|
||
if (element) return [element].concat($(element).nextSiblings());
|
||
return [];
|
||
},
|
||
|
||
previousSiblings: function(element) {
|
||
return $(element).recursivelyCollect('previousSibling');
|
||
},
|
||
|
||
nextSiblings: function(element) {
|
||
return $(element).recursivelyCollect('nextSibling');
|
||
},
|
||
|
||
siblings: function(element) {
|
||
element = $(element);
|
||
return element.previousSiblings().reverse().concat(element.nextSiblings());
|
||
},
|
||
|
||
match: function(element, selector) {
|
||
if (Object.isString(selector))
|
||
selector = new Selector(selector);
|
||
return selector.match($(element));
|
||
},
|
||
|
||
up: function(element, expression, index) {
|
||
element = $(element);
|
||
if (arguments.length == 1) return $(element.parentNode);
|
||
var ancestors = element.ancestors();
|
||
return Object.isNumber(expression) ? ancestors[expression] :
|
||
Selector.findElement(ancestors, expression, index);
|
||
},
|
||
|
||
down: function(element, expression, index) {
|
||
element = $(element);
|
||
if (arguments.length == 1) return element.firstDescendant();
|
||
return Object.isNumber(expression) ? element.descendants()[expression] :
|
||
element.select(expression)[index || 0];
|
||
},
|
||
|
||
previous: function(element, expression, index) {
|
||
element = $(element);
|
||
if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
|
||
var previousSiblings = element.previousSiblings();
|
||
return Object.isNumber(expression) ? previousSiblings[expression] :
|
||
Selector.findElement(previousSiblings, expression, index);
|
||
},
|
||
|
||
next: function(element, expression, index) {
|
||
element = $(element);
|
||
if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
|
||
var nextSiblings = element.nextSiblings();
|
||
return Object.isNumber(expression) ? nextSiblings[expression] :
|
||
Selector.findElement(nextSiblings, expression, index);
|
||
},
|
||
|
||
select: function() {
|
||
var args = $A(arguments), element = $(args.shift());
|
||
return Selector.findChildElements(element, args);
|
||
},
|
||
|
||
adjacent: function() {
|
||
var args = $A(arguments), element = $(args.shift());
|
||
return Selector.findChildElements(element.parentNode, args).without(element);
|
||
},
|
||
|
||
identify: function(element) {
|
||
element = $(element);
|
||
var id = element.readAttribute('id'), self = arguments.callee;
|
||
if (id) return id;
|
||
do { id = 'anonymous_element_' + self.counter++ } while ($(id));
|
||
element.writeAttribute('id', id);
|
||
return id;
|
||
},
|
||
|
||
readAttribute: function(element, name) {
|
||
element = $(element);
|
||
if (Prototype.Browser.IE) {
|
||
var t = Element._attributeTranslations.read;
|
||
if (t.values[name]) return t.values[name](element, name);
|
||
if (t.names[name]) name = t.names[name];
|
||
if (name.include(':')) {
|
||
return (!element.attributes || !element.attributes[name]) ? null :
|
||
element.attributes[name].value;
|
||
}
|
||
}
|
||
return element.getAttribute(name);
|
||
},
|
||
|
||
writeAttribute: function(element, name, value) {
|
||
element = $(element);
|
||
var attributes = { }, t = Element._attributeTranslations.write;
|
||
|
||
if (typeof name == 'object') attributes = name;
|
||
else attributes[name] = Object.isUndefined(value) ? true : value;
|
||
|
||
for (var attr in attributes) {
|
||
name = t.names[attr] || attr;
|
||
value = attributes[attr];
|
||
if (t.values[attr]) name = t.values[attr](element, value);
|
||
if (value === false || value === null)
|
||
element.removeAttribute(name);
|
||
else if (value === true)
|
||
element.setAttribute(name, name);
|
||
else element.setAttribute(name, value);
|
||
}
|
||
return element;
|
||
},
|
||
|
||
getHeight: function(element) {
|
||
return $(element).getDimensions().height;
|
||
},
|
||
|
||
getWidth: function(element) {
|
||
return $(element).getDimensions().width;
|
||
},
|
||
|
||
classNames: function(element) {
|
||
return new Element.ClassNames(element);
|
||
},
|
||
|
||
hasClassName: function(element, className) {
|
||
if (!(element = $(element))) return;
|
||
var elementClassName = element.className;
|
||
return (elementClassName.length > 0 && (elementClassName == className ||
|
||
new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
|
||
},
|
||
|
||
addClassName: function(element, className) {
|
||
if (!(element = $(element))) return;
|
||
if (!element.hasClassName(className))
|
||
element.className += (element.className ? ' ' : '') + className;
|
||
return element;
|
||
},
|
||
|
||
removeClassName: function(element, className) {
|
||
if (!(element = $(element))) return;
|
||
element.className = element.className.replace(
|
||
new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip();
|
||
return element;
|
||
},
|
||
|
||
toggleClassName: function(element, className) {
|
||
if (!(element = $(element))) return;
|
||
return element[element.hasClassName(className) ?
|
||
'removeClassName' : 'addClassName'](className);
|
||
},
|
||
|
||
// removes whitespace-only text node children
|
||
cleanWhitespace: function(element) {
|
||
element = $(element);
|
||
var node = element.firstChild;
|
||
while (node) {
|
||
var nextNode = node.nextSibling;
|
||
if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
|
||
element.removeChild(node);
|
||
node = nextNode;
|
||
}
|
||
return element;
|
||
},
|
||
|
||
empty: function(element) {
|
||
return $(element).innerHTML.blank();
|
||
},
|
||
|
||
descendantOf: function(element, ancestor) {
|
||
element = $(element), ancestor = $(ancestor);
|
||
var originalAncestor = ancestor;
|
||
|
||
if (element.compareDocumentPosition)
|
||
return (element.compareDocumentPosition(ancestor) & 8) === 8;
|
||
|
||
if (element.sourceIndex && !Prototype.Browser.Opera) {
|
||
var e = element.sourceIndex, a = ancestor.sourceIndex,
|
||
nextAncestor = ancestor.nextSibling;
|
||
if (!nextAncestor) {
|
||
do { ancestor = ancestor.parentNode; }
|
||
while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode);
|
||
}
|
||
if (nextAncestor) return (e > a && e < nextAncestor.sourceIndex);
|
||
}
|
||
|
||
while (element = element.parentNode)
|
||
if (element == originalAncestor) return true;
|
||
return false;
|
||
},
|
||
|
||
scrollTo: function(element) {
|
||
element = $(element);
|
||
var pos = element.cumulativeOffset();
|
||
window.scrollTo(pos[0], pos[1]);
|
||
return element;
|
||
},
|
||
|
||
getStyle: function(element, style) {
|
||
element = $(element);
|
||
style = style == 'float' ? 'cssFloat' : style.camelize();
|
||
var value = element.style[style];
|
||
if (!value) {
|
||
var css = document.defaultView.getComputedStyle(element, null);
|
||
value = css ? css[style] : null;
|
||
}
|
||
if (style == 'opacity') return value ? parseFloat(value) : 1.0;
|
||
return value == 'auto' ? null : value;
|
||
},
|
||
|
||
getOpacity: function(element) {
|
||
return $(element).getStyle('opacity');
|
||
},
|
||
|
||
setStyle: function(element, styles) {
|
||
element = $(element);
|
||
var elementStyle = element.style, match;
|
||
if (Object.isString(styles)) {
|
||
element.style.cssText += ';' + styles;
|
||
return styles.include('opacity') ?
|
||
element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element;
|
||
}
|
||
for (var property in styles)
|
||
if (property == 'opacity') element.setOpacity(styles[property]);
|
||
else
|
||
elementStyle[(property == 'float' || property == 'cssFloat') ?
|
||
(Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') :
|
||
property] = styles[property];
|
||
|
||
return element;
|
||
},
|
||
|
||
setOpacity: function(element, value) {
|
||
element = $(element);
|
||
element.style.opacity = (value == 1 || value === '') ? '' :
|
||
(value < 0.00001) ? 0 : value;
|
||
return element;
|
||
},
|
||
|
||
getDimensions: function(element) {
|
||
element = $(element);
|
||
var display = $(element).getStyle('display');
|
||
if (display != 'none' && display != null) // Safari bug
|
||
return {width: element.offsetWidth, height: element.offsetHeight};
|
||
|
||
// All *Width and *Height properties give 0 on elements with display none,
|
||
// so enable the element temporarily
|
||
var els = element.style;
|
||
var originalVisibility = els.visibility;
|
||
var originalPosition = els.position;
|
||
var originalDisplay = els.display;
|
||
els.visibility = 'hidden';
|
||
els.position = 'absolute';
|
||
els.display = 'block';
|
||
var originalWidth = element.clientWidth;
|
||
var originalHeight = element.clientHeight;
|
||
els.display = originalDisplay;
|
||
els.position = originalPosition;
|
||
els.visibility = originalVisibility;
|
||
return {width: originalWidth, height: originalHeight};
|
||
},
|
||
|
||
makePositioned: function(element) {
|
||
element = $(element);
|
||
var pos = Element.getStyle(element, 'position');
|
||
if (pos == 'static' || !pos) {
|
||
element._madePositioned = true;
|
||
element.style.position = 'relative';
|
||
// Opera returns the offset relative to the positioning context, when an
|
||
// element is position relative but top and left have not been defined
|
||
if (window.opera) {
|
||
element.style.top = 0;
|
||
element.style.left = 0;
|
||
}
|
||
}
|
||
return element;
|
||
},
|
||
|
||
undoPositioned: function(element) {
|
||
element = $(element);
|
||
if (element._madePositioned) {
|
||
element._madePositioned = undefined;
|
||
element.style.position =
|
||
element.style.top =
|
||
element.style.left =
|
||
element.style.bottom =
|
||
element.style.right = '';
|
||
}
|
||
return element;
|
||
},
|
||
|
||
makeClipping: function(element) {
|
||
element = $(element);
|
||
if (element._overflow) return element;
|
||
element._overflow = Element.getStyle(element, 'overflow') || 'auto';
|
||
if (element._overflow !== 'hidden')
|
||
element.style.overflow = 'hidden';
|
||
return element;
|
||
},
|
||
|
||
undoClipping: function(element) {
|
||
element = $(element);
|
||
if (!element._overflow) return element;
|
||
element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
|
||
element._overflow = null;
|
||
return element;
|
||
},
|
||
|
||
cumulativeOffset: function(element) {
|
||
var valueT = 0, valueL = 0;
|
||
do {
|
||
valueT += element.offsetTop || 0;
|
||
valueL += element.offsetLeft || 0;
|
||
element = element.offsetParent;
|
||
} while (element);
|
||
return Element._returnOffset(valueL, valueT);
|
||
},
|
||
|
||
positionedOffset: function(element) {
|
||
var valueT = 0, valueL = 0;
|
||
do {
|
||
valueT += element.offsetTop || 0;
|
||
valueL += element.offsetLeft || 0;
|
||
element = element.offsetParent;
|
||
if (element) {
|
||
if (element.tagName == 'BODY') break;
|
||
var p = Element.getStyle(element, 'position');
|
||
if (p == 'relative' || p == 'absolute') break;
|
||
}
|
||
} while (element);
|
||
return Element._returnOffset(valueL, valueT);
|
||
},
|
||
|
||
absolutize: function(element) {
|
||
element = $(element);
|
||
if (element.getStyle('position') == 'absolute') return;
|
||
// Position.prepare(); // To be done manually by Scripty when it needs it.
|
||
|
||
var offsets = element.positionedOffset();
|
||
var top = offsets[1];
|
||
var left = offsets[0];
|
||
var width = element.clientWidth;
|
||
var height = element.clientHeight;
|
||
|
||
element._originalLeft = left - parseFloat(element.style.left || 0);
|
||
element._originalTop = top - parseFloat(element.style.top || 0);
|
||
element._originalWidth = element.style.width;
|
||
element._originalHeight = element.style.height;
|
||
|
||
element.style.position = 'absolute';
|
||
element.style.top = top + 'px';
|
||
element.style.left = left + 'px';
|
||
element.style.width = width + 'px';
|
||
element.style.height = height + 'px';
|
||
return element;
|
||
},
|
||
|
||
relativize: function(element) {
|
||
element = $(element);
|
||
if (element.getStyle('position') == 'relative') return;
|
||
// Position.prepare(); // To be done manually by Scripty when it needs it.
|
||
|
||
element.style.position = 'relative';
|
||
var top = parseFloat(element.style.top || 0) - (element._originalTop || 0);
|
||
var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
|
||
|
||
element.style.top = top + 'px';
|
||
element.style.left = left + 'px';
|
||
element.style.height = element._originalHeight;
|
||
element.style.width = element._originalWidth;
|
||
return element;
|
||
},
|
||
|
||
cumulativeScrollOffset: function(element) {
|
||
var valueT = 0, valueL = 0;
|
||
do {
|
||
valueT += element.scrollTop || 0;
|
||
valueL += element.scrollLeft || 0;
|
||
element = element.parentNode;
|
||
} while (element);
|
||
return Element._returnOffset(valueL, valueT);
|
||
},
|
||
|
||
getOffsetParent: function(element) {
|
||
if (element.offsetParent) return $(element.offsetParent);
|
||
if (element == document.body) return $(element);
|
||
|
||
while ((element = element.parentNode) && element != document.body)
|
||
if (Element.getStyle(element, 'position') != 'static')
|
||
return $(element);
|
||
|
||
return $(document.body);
|
||
},
|
||
|
||
viewportOffset: function(forElement) {
|
||
var valueT = 0, valueL = 0;
|
||
|
||
var element = forElement;
|
||
do {
|
||
valueT += element.offsetTop || 0;
|
||
valueL += element.offsetLeft || 0;
|
||
|
||
// Safari fix
|
||
if (element.offsetParent == document.body &&
|
||
Element.getStyle(element, 'position') == 'absolute') break;
|
||
|
||
} while (element = element.offsetParent);
|
||
|
||
element = forElement;
|
||
do {
|
||
if (!Prototype.Browser.Opera || element.tagName == 'BODY') {
|
||
valueT -= element.scrollTop || 0;
|
||
valueL -= element.scrollLeft || 0;
|
||
}
|
||
} while (element = element.parentNode);
|
||
|
||
return Element._returnOffset(valueL, valueT);
|
||
},
|
||
|
||
clonePosition: function(element, source) {
|
||
var options = Object.extend({
|
||
setLeft: true,
|
||
setTop: true,
|
||
setWidth: true,
|
||
setHeight: true,
|
||
offsetTop: 0,
|
||
offsetLeft: 0
|
||
}, arguments[2] || { });
|
||
|
||
// find page position of source
|
||
source = $(source);
|
||
var p = source.viewportOffset();
|
||
|
||
// find coordinate system to use
|
||
element = $(element);
|
||
var delta = [0, 0];
|
||
var parent = null;
|
||
// delta [0,0] will do fine with position: fixed elements,
|
||
// position:absolute needs offsetParent deltas
|
||
if (Element.getStyle(element, 'position') == 'absolute') {
|
||
parent = element.getOffsetParent();
|
||
delta = parent.viewportOffset();
|
||
}
|
||
|
||
// correct by body offsets (fixes Safari)
|
||
if (parent == document.body) {
|
||
delta[0] -= document.body.offsetLeft;
|
||
delta[1] -= document.body.offsetTop;
|
||
}
|
||
|
||
// set position
|
||
if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
|
||
if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
|
||
if (options.setWidth) element.style.width = source.offsetWidth + 'px';
|
||
if (options.setHeight) element.style.height = source.offsetHeight + 'px';
|
||
return element;
|
||
}
|
||
};
|
||
|
||
Element.Methods.identify.counter = 1;
|
||
|
||
Object.extend(Element.Methods, {
|
||
getElementsBySelector: Element.Methods.select,
|
||
childElements: Element.Methods.immediateDescendants
|
||
});
|
||
|
||
Element._attributeTranslations = {
|
||
write: {
|
||
names: {
|
||
className: 'class',
|
||
htmlFor: 'for'
|
||
},
|
||
values: { }
|
||
}
|
||
};
|
||
|
||
if (Prototype.Browser.Opera) {
|
||
Element.Methods.getStyle = Element.Methods.getStyle.wrap(
|
||
function(proceed, element, style) {
|
||
switch (style) {
|
||
case 'left': case 'top': case 'right': case 'bottom':
|
||
if (proceed(element, 'position') === 'static') return null;
|
||
case 'height': case 'width':
|
||
// returns '0px' for hidden elements; we want it to return null
|
||
if (!Element.visible(element)) return null;
|
||
|
||
// returns the border-box dimensions rather than the content-box
|
||
// dimensions, so we subtract padding and borders from the value
|
||
var dim = parseInt(proceed(element, style), 10);
|
||
|
||
if (dim !== element['offset' + style.capitalize()])
|
||
return dim + 'px';
|
||
|
||
var properties;
|
||
if (style === 'height') {
|
||
properties = ['border-top-width', 'padding-top',
|
||
'padding-bottom', 'border-bottom-width'];
|
||
}
|
||
else {
|
||
properties = ['border-left-width', 'padding-left',
|
||
'padding-right', 'border-right-width'];
|
||
}
|
||
return properties.inject(dim, function(memo, property) {
|
||
var val = proceed(element, property);
|
||
return val === null ? memo : memo - parseInt(val, 10);
|
||
}) + 'px';
|
||
default: return proceed(element, style);
|
||
}
|
||
}
|
||
);
|
||
|
||
Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
|
||
function(proceed, element, attribute) {
|
||
if (attribute === 'title') return element.title;
|
||
return proceed(element, attribute);
|
||
}
|
||
);
|
||
}
|
||
|
||
else if (Prototype.Browser.IE) {
|
||
$w('positionedOffset getOffsetParent viewportOffset').each(function(method) {
|
||
Element.Methods[method] = Element.Methods[method].wrap(
|
||
function(proceed, element) {
|
||
element = $(element);
|
||
var position = element.getStyle('position');
|
||
if (position != 'static') return proceed(element);
|
||
element.setStyle({ position: 'relative' });
|
||
var value = proceed(element);
|
||
element.setStyle({ position: position });
|
||
return value;
|
||
}
|
||
);
|
||
});
|
||
|
||
Element.Methods.getStyle = function(element, style) {
|
||
element = $(element);
|
||
style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
|
||
var value = element.style[style];
|
||
if (!value && element.currentStyle) value = element.currentStyle[style];
|
||
|
||
if (style == 'opacity') {
|
||
if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
|
||
if (value[1]) return parseFloat(value[1]) / 100;
|
||
return 1.0;
|
||
}
|
||
|
||
if (value == 'auto') {
|
||
if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
|
||
return element['offset' + style.capitalize()] + 'px';
|
||
return null;
|
||
}
|
||
return value;
|
||
};
|
||
|
||
Element.Methods.setOpacity = function(element, value) {
|
||
function stripAlpha(filter){
|
||
return filter.replace(/alpha\([^\)]*\)/gi,'');
|
||
}
|
||
element = $(element);
|
||
var currentStyle = element.currentStyle;
|
||
if ((currentStyle && !currentStyle.hasLayout) ||
|
||
(!currentStyle && element.style.zoom == 'normal'))
|
||
element.style.zoom = 1;
|
||
|
||
var filter = element.getStyle('filter'), style = element.style;
|
||
if (value == 1 || value === '') {
|
||
(filter = stripAlpha(filter)) ?
|
||
style.filter = filter : style.removeAttribute('filter');
|
||
return element;
|
||
} else if (value < 0.00001) value = 0;
|
||
style.filter = stripAlpha(filter) +
|
||
'alpha(opacity=' + (value * 100) + ')';
|
||
return element;
|
||
};
|
||
|
||
Element._attributeTranslations = {
|
||
read: {
|
||
names: {
|
||
'class': 'className',
|
||
'for': 'htmlFor'
|
||
},
|
||
values: {
|
||
_getAttr: function(element, attribute) {
|
||
return element.getAttribute(attribute, 2);
|
||
},
|
||
_getAttrNode: function(element, attribute) {
|
||
var node = element.getAttributeNode(attribute);
|
||
return node ? node.value : "";
|
||
},
|
||
_getEv: function(element, attribute) {
|
||
attribute = element.getAttribute(attribute);
|
||
return attribute ? attribute.toString().slice(23, -2) : null;
|
||
},
|
||
_flag: function(element, attribute) {
|
||
return $(element).hasAttribute(attribute) ? attribute : null;
|
||
},
|
||
style: function(element) {
|
||
return element.style.cssText.toLowerCase();
|
||
},
|
||
title: function(element) {
|
||
return element.title;
|
||
}
|
||
}
|
||
}
|
||
};
|
||
|
||
Element._attributeTranslations.write = {
|
||
names: Object.clone(Element._attributeTranslations.read.names),
|
||
values: {
|
||
checked: function(element, value) {
|
||
element.checked = !!value;
|
||
},
|
||
|
||
style: function(element, value) {
|
||
element.style.cssText = value ? value : '';
|
||
}
|
||
}
|
||
};
|
||
|
||
Element._attributeTranslations.has = {};
|
||
|
||
$w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' +
|
||
'encType maxLength readOnly longDesc').each(function(attr) {
|
||
Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
|
||
Element._attributeTranslations.has[attr.toLowerCase()] = attr;
|
||
});
|
||
|
||
(function(v) {
|
||
Object.extend(v, {
|
||
href: v._getAttr,
|
||
src: v._getAttr,
|
||
type: v._getAttr,
|
||
action: v._getAttrNode,
|
||
disabled: v._flag,
|
||
checked: v._flag,
|
||
readonly: v._flag,
|
||
multiple: v._flag,
|
||
onload: v._getEv,
|
||
onunload: v._getEv,
|
||
onclick: v._getEv,
|
||
ondblclick: v._getEv,
|
||
onmousedown: v._getEv,
|
||
onmouseup: v._getEv,
|
||
onmouseover: v._getEv,
|
||
onmousemove: v._getEv,
|
||
onmouseout: v._getEv,
|
||
onfocus: v._getEv,
|
||
onblur: v._getEv,
|
||
onkeypress: v._getEv,
|
||
onkeydown: v._getEv,
|
||
onkeyup: v._getEv,
|
||
onsubmit: v._getEv,
|
||
onreset: v._getEv,
|
||
onselect: v._getEv,
|
||
onchange: v._getEv
|
||
});
|
||
})(Element._attributeTranslations.read.values);
|
||
}
|
||
|
||
else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) {
|
||
Element.Methods.setOpacity = function(element, value) {
|
||
element = $(element);
|
||
element.style.opacity = (value == 1) ? 0.999999 :
|
||
(value === '') ? '' : (value < 0.00001) ? 0 : value;
|
||
return element;
|
||
};
|
||
}
|
||
|
||
else if (Prototype.Browser.WebKit) {
|
||
Element.Methods.setOpacity = function(element, value) {
|
||
element = $(element);
|
||
element.style.opacity = (value == 1 || value === '') ? '' :
|
||
(value < 0.00001) ? 0 : value;
|
||
|
||
if (value == 1)
|
||
if(element.tagName == 'IMG' && element.width) {
|
||
element.width++; element.width--;
|
||
} else try {
|
||
var n = document.createTextNode(' ');
|
||
element.appendChild(n);
|
||
element.removeChild(n);
|
||
} catch (e) { }
|
||
|
||
return element;
|
||
};
|
||
|
||
// Safari returns margins on body which is incorrect if the child is absolutely
|
||
// positioned. For performance reasons, redefine Element#cumulativeOffset for
|
||
// KHTML/WebKit only.
|
||
Element.Methods.cumulativeOffset = function(element) {
|
||
var valueT = 0, valueL = 0;
|
||
do {
|
||
valueT += element.offsetTop || 0;
|
||
valueL += element.offsetLeft || 0;
|
||
if (element.offsetParent == document.body)
|
||
if (Element.getStyle(element, 'position') == 'absolute') break;
|
||
|
||
element = element.offsetParent;
|
||
} while (element);
|
||
|
||
return Element._returnOffset(valueL, valueT);
|
||
};
|
||
}
|
||
|
||
if (Prototype.Browser.IE || Prototype.Browser.Opera) {
|
||
// IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements
|
||
Element.Methods.update = function(element, content) {
|
||
element = $(element);
|
||
|
||
if (content && content.toElement) content = content.toElement();
|
||
if (Object.isElement(content)) return element.update().insert(content);
|
||
|
||
content = Object.toHTML(content);
|
||
var tagName = element.tagName.toUpperCase();
|
||
|
||
if (tagName in Element._insertionTranslations.tags) {
|
||
$A(element.childNodes).each(function(node) { element.removeChild(node) });
|
||
Element._getContentFromAnonymousElement(tagName, content.stripScripts())
|
||
.each(function(node) { element.appendChild(node) });
|
||
}
|
||
else element.innerHTML = content.stripScripts();
|
||
|
||
content.evalScripts.bind(content).defer();
|
||
return element;
|
||
};
|
||
}
|
||
|
||
if (document.createElement('div').outerHTML) {
|
||
Element.Methods.replace = function(element, content) {
|
||
element = $(element);
|
||
|
||
if (content && content.toElement) content = content.toElement();
|
||
if (Object.isElement(content)) {
|
||
element.parentNode.replaceChild(content, element);
|
||
return element;
|
||
}
|
||
|
||
content = Object.toHTML(content);
|
||
var parent = element.parentNode, tagName = parent.tagName.toUpperCase();
|
||
|
||
if (Element._insertionTranslations.tags[tagName]) {
|
||
var nextSibling = element.next();
|
||
var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
|
||
parent.removeChild(element);
|
||
if (nextSibling)
|
||
fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
|
||
else
|
||
fragments.each(function(node) { parent.appendChild(node) });
|
||
}
|
||
else element.outerHTML = content.stripScripts();
|
||
|
||
content.evalScripts.bind(content).defer();
|
||
return element;
|
||
};
|
||
}
|
||
|
||
Element._returnOffset = function(l, t) {
|
||
var result = [l, t];
|
||
result.left = l;
|
||
result.top = t;
|
||
return result;
|
||
};
|
||
|
||
Element._getContentFromAnonymousElement = function(tagName, html) {
|
||
var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
|
||
if (t) {
|
||
div.innerHTML = t[0] + html + t[1];
|
||
t[2].times(function() { div = div.firstChild });
|
||
} else div.innerHTML = html;
|
||
return $A(div.childNodes);
|
||
};
|
||
|
||
Element._insertionTranslations = {
|
||
before: function(element, node) {
|
||
element.parentNode.insertBefore(node, element);
|
||
},
|
||
top: function(element, node) {
|
||
element.insertBefore(node, element.firstChild);
|
||
},
|
||
bottom: function(element, node) {
|
||
element.appendChild(node);
|
||
},
|
||
after: function(element, node) {
|
||
element.parentNode.insertBefore(node, element.nextSibling);
|
||
},
|
||
tags: {
|
||
TABLE: ['<table>', '</table>', 1],
|
||
TBODY: ['<table><tbody>', '</tbody></table>', 2],
|
||
TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3],
|
||
TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
|
||
SELECT: ['<select>', '</select>', 1]
|
||
}
|
||
};
|
||
|
||
(function() {
|
||
Object.extend(this.tags, {
|
||
THEAD: this.tags.TBODY,
|
||
TFOOT: this.tags.TBODY,
|
||
TH: this.tags.TD
|
||
});
|
||
}).call(Element._insertionTranslations);
|
||
|
||
Element.Methods.Simulated = {
|
||
hasAttribute: function(element, attribute) {
|
||
attribute = Element._attributeTranslations.has[attribute] || attribute;
|
||
var node = $(element).getAttributeNode(attribute);
|
||
return node && node.specified;
|
||
}
|
||
};
|
||
|
||
Element.Methods.ByTag = { };
|
||
|
||
Object.extend(Element, Element.Methods);
|
||
|
||
if (!Prototype.BrowserFeatures.ElementExtensions &&
|
||
document.createElement('div').__proto__) {
|
||
window.HTMLElement = { };
|
||
window.HTMLElement.prototype = document.createElement('div').__proto__;
|
||
Prototype.BrowserFeatures.ElementExtensions = true;
|
||
}
|
||
|
||
Element.extend = (function() {
|
||
if (Prototype.BrowserFeatures.SpecificElementExtensions)
|
||
return Prototype.K;
|
||
|
||
var Methods = { }, ByTag = Element.Methods.ByTag;
|
||
|
||
var extend = Object.extend(function(element) {
|
||
if (!element || element._extendedByPrototype ||
|
||
element.nodeType != 1 || element == window) return element;
|
||
|
||
var methods = Object.clone(Methods),
|
||
tagName = element.tagName, property, value;
|
||
|
||
// extend methods for specific tags
|
||
if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
|
||
|
||
for (property in methods) {
|
||
value = methods[property];
|
||
if (Object.isFunction(value) && !(property in element))
|
||
element[property] = value.methodize();
|
||
}
|
||
|
||
element._extendedByPrototype = Prototype.emptyFunction;
|
||
return element;
|
||
|
||
}, {
|
||
refresh: function() {
|
||
// extend methods for all tags (Safari doesn't need this)
|
||
if (!Prototype.BrowserFeatures.ElementExtensions) {
|
||
Object.extend(Methods, Element.Methods);
|
||
Object.extend(Methods, Element.Methods.Simulated);
|
||
}
|
||
}
|
||
});
|
||
|
||
extend.refresh();
|
||
return extend;
|
||
})();
|
||
|
||
Element.hasAttribute = function(element, attribute) {
|
||
if (element.hasAttribute) return element.hasAttribute(attribute);
|
||
return Element.Methods.Simulated.hasAttribute(element, attribute);
|
||
};
|
||
|
||
Element.addMethods = function(methods) {
|
||
var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
|
||
|
||
if (!methods) {
|
||
Object.extend(Form, Form.Methods);
|
||
Object.extend(Form.Element, Form.Element.Methods);
|
||
Object.extend(Element.Methods.ByTag, {
|
||
"FORM": Object.clone(Form.Methods),
|
||
"INPUT": Object.clone(Form.Element.Methods),
|
||
"SELECT": Object.clone(Form.Element.Methods),
|
||
"TEXTAREA": Object.clone(Form.Element.Methods)
|
||
});
|
||
}
|
||
|
||
if (arguments.length == 2) {
|
||
var tagName = methods;
|
||
methods = arguments[1];
|
||
}
|
||
|
||
if (!tagName) Object.extend(Element.Methods, methods || { });
|
||
else {
|
||
if (Object.isArray(tagName)) tagName.each(extend);
|
||
else extend(tagName);
|
||
}
|
||
|
||
function extend(tagName) {
|
||
tagName = tagName.toUpperCase();
|
||
if (!Element.Methods.ByTag[tagName])
|
||
Element.Methods.ByTag[tagName] = { };
|
||
Object.extend(Element.Methods.ByTag[tagName], methods);
|
||
}
|
||
|
||
function copy(methods, destination, onlyIfAbsent) {
|
||
onlyIfAbsent = onlyIfAbsent || false;
|
||
for (var property in methods) {
|
||
var value = methods[property];
|
||
if (!Object.isFunction(value)) continue;
|
||
if (!onlyIfAbsent || !(property in destination))
|
||
destination[property] = value.methodize();
|
||
}
|
||
}
|
||
|
||
function findDOMClass(tagName) {
|
||
var klass;
|
||
var trans = {
|
||
"OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
|
||
"FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
|
||
"DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
|
||
"H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
|
||
"INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
|
||
"TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
|
||
"TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
|
||
"TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
|
||
"FrameSet", "IFRAME": "IFrame"
|
||
};
|
||
if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
|
||
if (window[klass]) return window[klass];
|
||
klass = 'HTML' + tagName + 'Element';
|
||
if (window[klass]) return window[klass];
|
||
klass = 'HTML' + tagName.capitalize() + 'Element';
|
||
if (window[klass]) return window[klass];
|
||
|
||
window[klass] = { };
|
||
window[klass].prototype = document.createElement(tagName).__proto__;
|
||
return window[klass];
|
||
}
|
||
|
||
if (F.ElementExtensions) {
|
||
copy(Element.Methods, HTMLElement.prototype);
|
||
copy(Element.Methods.Simulated, HTMLElement.prototype, true);
|
||
}
|
||
|
||
if (F.SpecificElementExtensions) {
|
||
for (var tag in Element.Methods.ByTag) {
|
||
var klass = findDOMClass(tag);
|
||
if (Object.isUndefined(klass)) continue;
|
||
copy(T[tag], klass.prototype);
|
||
}
|
||
}
|
||
|
||
Object.extend(Element, Element.Methods);
|
||
delete Element.ByTag;
|
||
|
||
if (Element.extend.refresh) Element.extend.refresh();
|
||
Element.cache = { };
|
||
};
|
||
|
||
document.viewport = {
|
||
getDimensions: function() {
|
||
var dimensions = { };
|
||
var B = Prototype.Browser;
|
||
$w('width height').each(function(d) {
|
||
var D = d.capitalize();
|
||
dimensions[d] = (B.WebKit && !document.evaluate) ? self['inner' + D] :
|
||
(B.Opera) ? document.body['client' + D] : document.documentElement['client' + D];
|
||
});
|
||
return dimensions;
|
||
},
|
||
|
||
getWidth: function() {
|
||
return this.getDimensions().width;
|
||
},
|
||
|
||
getHeight: function() {
|
||
return this.getDimensions().height;
|
||
},
|
||
|
||
getScrollOffsets: function() {
|
||
return Element._returnOffset(
|
||
window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
|
||
window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
|
||
}
|
||
};
|
||
/* Portions of the Selector class are derived from Jack Slocum’s DomQuery,
|
||
* part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
|
||
* license. Please see http://www.yui-ext.com/ for more information. */
|
||
|
||
var Selector = Class.create({
|
||
initialize: function(expression) {
|
||
this.expression = expression.strip();
|
||
this.compileMatcher();
|
||
},
|
||
|
||
shouldUseXPath: function() {
|
||
if (!Prototype.BrowserFeatures.XPath) return false;
|
||
|
||
var e = this.expression;
|
||
|
||
// Safari 3 chokes on :*-of-type and :empty
|
||
if (Prototype.Browser.WebKit &&
|
||
(e.include("-of-type") || e.include(":empty")))
|
||
return false;
|
||
|
||
// XPath can't do namespaced attributes, nor can it read
|
||
// the "checked" property from DOM nodes
|
||
if ((/(\[[\w-]*?:|:checked)/).test(this.expression))
|
||
return false;
|
||
|
||
return true;
|
||
},
|
||
|
||
compileMatcher: function() {
|
||
if (this.shouldUseXPath())
|
||
return this.compileXPathMatcher();
|
||
|
||
var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
|
||
c = Selector.criteria, le, p, m;
|
||
|
||
if (Selector._cache[e]) {
|
||
this.matcher = Selector._cache[e];
|
||
return;
|
||
}
|
||
|
||
this.matcher = ["this.matcher = function(root) {",
|
||
"var r = root, h = Selector.handlers, c = false, n;"];
|
||
|
||
while (e && le != e && (/\S/).test(e)) {
|
||
le = e;
|
||
for (var i in ps) {
|
||
p = ps[i];
|
||
if (m = e.match(p)) {
|
||
this.matcher.push(Object.isFunction(c[i]) ? c[i](m) :
|
||
new Template(c[i]).evaluate(m));
|
||
e = e.replace(m[0], '');
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
this.matcher.push("return h.unique(n);\n}");
|
||
eval(this.matcher.join('\n'));
|
||
Selector._cache[this.expression] = this.matcher;
|
||
},
|
||
|
||
compileXPathMatcher: function() {
|
||
var e = this.expression, ps = Selector.patterns,
|
||
x = Selector.xpath, le, m;
|
||
|
||
if (Selector._cache[e]) {
|
||
this.xpath = Selector._cache[e]; return;
|
||
}
|
||
|
||
this.matcher = ['.//*'];
|
||
while (e && le != e && (/\S/).test(e)) {
|
||
le = e;
|
||
for (var i in ps) {
|
||
if (m = e.match(ps[i])) {
|
||
this.matcher.push(Object.isFunction(x[i]) ? x[i](m) :
|
||
new Template(x[i]).evaluate(m));
|
||
e = e.replace(m[0], '');
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
this.xpath = this.matcher.join('');
|
||
Selector._cache[this.expression] = this.xpath;
|
||
},
|
||
|
||
findElements: function(root) {
|
||
root = root || document;
|
||
if (this.xpath) return document._getElementsByXPath(this.xpath, root);
|
||
return this.matcher(root);
|
||
},
|
||
|
||
match: function(element) {
|
||
this.tokens = [];
|
||
|
||
var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
|
||
var le, p, m;
|
||
|
||
while (e && le !== e && (/\S/).test(e)) {
|
||
le = e;
|
||
for (var i in ps) {
|
||
p = ps[i];
|
||
if (m = e.match(p)) {
|
||
// use the Selector.assertions methods unless the selector
|
||
// is too complex.
|
||
if (as[i]) {
|
||
this.tokens.push([i, Object.clone(m)]);
|
||
e = e.replace(m[0], '');
|
||
} else {
|
||
// reluctantly do a document-wide search
|
||
// and look for a match in the array
|
||
return this.findElements(document).include(element);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
var match = true, name, matches;
|
||
for (var i = 0, token; token = this.tokens[i]; i++) {
|
||
name = token[0], matches = token[1];
|
||
if (!Selector.assertions[name](element, matches)) {
|
||
match = false; break;
|
||
}
|
||
}
|
||
|
||
return match;
|
||
},
|
||
|
||
toString: function() {
|
||
return this.expression;
|
||
},
|
||
|
||
inspect: function() {
|
||
return "#<Selector:" + this.expression.inspect() + ">";
|
||
}
|
||
});
|
||
|
||
Object.extend(Selector, {
|
||
_cache: { },
|
||
|
||
xpath: {
|
||
descendant: "//*",
|
||
child: "/*",
|
||
adjacent: "/following-sibling::*[1]",
|
||
laterSibling: '/following-sibling::*',
|
||
tagName: function(m) {
|
||
if (m[1] == '*') return '';
|
||
return "[local-name()='" + m[1].toLowerCase() +
|
||
"' or local-name()='" + m[1].toUpperCase() + "']";
|
||
},
|
||
className: "[contains(concat(' ', @class, ' '), ' #{1} ')]",
|
||
id: "[@id='#{1}']",
|
||
attrPresence: function(m) {
|
||
m[1] = m[1].toLowerCase();
|
||
return new Template("[@#{1}]").evaluate(m);
|
||
},
|
||
attr: function(m) {
|
||
m[1] = m[1].toLowerCase();
|
||
m[3] = m[5] || m[6];
|
||
return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
|
||
},
|
||
pseudo: function(m) {
|
||
var h = Selector.xpath.pseudos[m[1]];
|
||
if (!h) return '';
|
||
if (Object.isFunction(h)) return h(m);
|
||
return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
|
||
},
|
||
operators: {
|
||
'=': "[@#{1}='#{3}']",
|
||
'!=': "[@#{1}!='#{3}']",
|
||
'^=': "[starts-with(@#{1}, '#{3}')]",
|
||
'$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
|
||
'*=': "[contains(@#{1}, '#{3}')]",
|
||
'~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
|
||
'|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
|
||
},
|
||
pseudos: {
|
||
'first-child': '[not(preceding-sibling::*)]',
|
||
'last-child': '[not(following-sibling::*)]',
|
||
'only-child': '[not(preceding-sibling::* or following-sibling::*)]',
|
||
'empty': "[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]",
|
||
'checked': "[@checked]",
|
||
'disabled': "[@disabled]",
|
||
'enabled': "[not(@disabled)]",
|
||
'not': function(m) {
|
||
var e = m[6], p = Selector.patterns,
|
||
x = Selector.xpath, le, v;
|
||
|
||
var exclusion = [];
|
||
while (e && le != e && (/\S/).test(e)) {
|
||
le = e;
|
||
for (var i in p) {
|
||
if (m = e.match(p[i])) {
|
||
v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m);
|
||
exclusion.push("(" + v.substring(1, v.length - 1) + ")");
|
||
e = e.replace(m[0], '');
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
return "[not(" + exclusion.join(" and ") + ")]";
|
||
},
|
||
'nth-child': function(m) {
|
||
return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m);
|
||
},
|
||
'nth-last-child': function(m) {
|
||
return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m);
|
||
},
|
||
'nth-of-type': function(m) {
|
||
return Selector.xpath.pseudos.nth("position() ", m);
|
||
},
|
||
'nth-last-of-type': function(m) {
|
||
return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m);
|
||
},
|
||
'first-of-type': function(m) {
|
||
m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m);
|
||
},
|
||
'last-of-type': function(m) {
|
||
m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m);
|
||
},
|
||
'only-of-type': function(m) {
|
||
var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m);
|
||
},
|
||
nth: function(fragment, m) {
|
||
var mm, formula = m[6], predicate;
|
||
if (formula == 'even') formula = '2n+0';
|
||
if (formula == 'odd') formula = '2n+1';
|
||
if (mm = formula.match(/^(\d+)$/)) // digit only
|
||
return '[' + fragment + "= " + mm[1] + ']';
|
||
if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
|
||
if (mm[1] == "-") mm[1] = -1;
|
||
var a = mm[1] ? Number(mm[1]) : 1;
|
||
var b = mm[2] ? Number(mm[2]) : 0;
|
||
predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
|
||
"((#{fragment} - #{b}) div #{a} >= 0)]";
|
||
return new Template(predicate).evaluate({
|
||
fragment: fragment, a: a, b: b });
|
||
}
|
||
}
|
||
}
|
||
},
|
||
|
||
criteria: {
|
||
tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;',
|
||
className: 'n = h.className(n, r, "#{1}", c); c = false;',
|
||
id: 'n = h.id(n, r, "#{1}", c); c = false;',
|
||
attrPresence: 'n = h.attrPresence(n, r, "#{1}"); c = false;',
|
||
attr: function(m) {
|
||
m[3] = (m[5] || m[6]);
|
||
return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); c = false;').evaluate(m);
|
||
},
|
||
pseudo: function(m) {
|
||
if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
|
||
return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
|
||
},
|
||
descendant: 'c = "descendant";',
|
||
child: 'c = "child";',
|
||
adjacent: 'c = "adjacent";',
|
||
laterSibling: 'c = "laterSibling";'
|
||
},
|
||
|
||
patterns: {
|
||
// combinators must be listed first
|
||
// (and descendant needs to be last combinator)
|
||
laterSibling: /^\s*~\s*/,
|
||
child: /^\s*>\s*/,
|
||
adjacent: /^\s*\+\s*/,
|
||
descendant: /^\s/,
|
||
|
||
// selectors follow
|
||
tagName: /^\s*(\*|[\w\-]+)(\b|$)?/,
|
||
id: /^#([\w\-\*]+)(\b|$)/,
|
||
className: /^\.([\w\-\*]+)(\b|$)/,
|
||
pseudo:
|
||
/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/,
|
||
attrPresence: /^\[([\w]+)\]/,
|
||
attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/
|
||
},
|
||
|
||
// for Selector.match and Element#match
|
||
assertions: {
|
||
tagName: function(element, matches) {
|
||
return matches[1].toUpperCase() == element.tagName.toUpperCase();
|
||
},
|
||
|
||
className: function(element, matches) {
|
||
return Element.hasClassName(element, matches[1]);
|
||
},
|
||
|
||
id: function(element, matches) {
|
||
return element.id === matches[1];
|
||
},
|
||
|
||
attrPresence: function(element, matches) {
|
||
return Element.hasAttribute(element, matches[1]);
|
||
},
|
||
|
||
attr: function(element, matches) {
|
||
var nodeValue = Element.readAttribute(element, matches[1]);
|
||
return Selector.operators[matches[2]](nodeValue, matches[3]);
|
||
}
|
||
},
|
||
|
||
handlers: {
|
||
// UTILITY FUNCTIONS
|
||
// joins two collections
|
||
concat: function(a, b) {
|
||
for (var i = 0, node; node = b[i]; i++)
|
||
a.push(node);
|
||
return a;
|
||
},
|
||
|
||
// marks an array of nodes for counting
|
||
mark: function(nodes) {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
node._counted = true;
|
||
return nodes;
|
||
},
|
||
|
||
unmark: function(nodes) {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
node._counted = undefined;
|
||
return nodes;
|
||
},
|
||
|
||
// mark each child node with its position (for nth calls)
|
||
// "ofType" flag indicates whether we're indexing for nth-of-type
|
||
// rather than nth-child
|
||
index: function(parentNode, reverse, ofType) {
|
||
parentNode._counted = true;
|
||
if (reverse) {
|
||
for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
|
||
var node = nodes[i];
|
||
if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
|
||
}
|
||
} else {
|
||
for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
|
||
if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
|
||
}
|
||
},
|
||
|
||
// filters out duplicates and extends all nodes
|
||
unique: function(nodes) {
|
||
if (nodes.length == 0) return nodes;
|
||
var results = [], n;
|
||
for (var i = 0, l = nodes.length; i < l; i++)
|
||
if (!(n = nodes[i])._counted) {
|
||
n._counted = true;
|
||
results.push(Element.extend(n));
|
||
}
|
||
return Selector.handlers.unmark(results);
|
||
},
|
||
|
||
// COMBINATOR FUNCTIONS
|
||
descendant: function(nodes) {
|
||
var h = Selector.handlers;
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
h.concat(results, node.getElementsByTagName('*'));
|
||
return results;
|
||
},
|
||
|
||
child: function(nodes) {
|
||
var h = Selector.handlers;
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
||
for (var j = 0, child; child = node.childNodes[j]; j++)
|
||
if (child.nodeType == 1 && child.tagName != '!') results.push(child);
|
||
}
|
||
return results;
|
||
},
|
||
|
||
adjacent: function(nodes) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
||
var next = this.nextElementSibling(node);
|
||
if (next) results.push(next);
|
||
}
|
||
return results;
|
||
},
|
||
|
||
laterSibling: function(nodes) {
|
||
var h = Selector.handlers;
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
h.concat(results, Element.nextSiblings(node));
|
||
return results;
|
||
},
|
||
|
||
nextElementSibling: function(node) {
|
||
while (node = node.nextSibling)
|
||
if (node.nodeType == 1) return node;
|
||
return null;
|
||
},
|
||
|
||
previousElementSibling: function(node) {
|
||
while (node = node.previousSibling)
|
||
if (node.nodeType == 1) return node;
|
||
return null;
|
||
},
|
||
|
||
// TOKEN FUNCTIONS
|
||
tagName: function(nodes, root, tagName, combinator) {
|
||
var uTagName = tagName.toUpperCase();
|
||
var results = [], h = Selector.handlers;
|
||
if (nodes) {
|
||
if (combinator) {
|
||
// fastlane for ordinary descendant combinators
|
||
if (combinator == "descendant") {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
h.concat(results, node.getElementsByTagName(tagName));
|
||
return results;
|
||
} else nodes = this[combinator](nodes);
|
||
if (tagName == "*") return nodes;
|
||
}
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (node.tagName.toUpperCase() === uTagName) results.push(node);
|
||
return results;
|
||
} else return root.getElementsByTagName(tagName);
|
||
},
|
||
|
||
id: function(nodes, root, id, combinator) {
|
||
var targetNode = $(id), h = Selector.handlers;
|
||
if (!targetNode) return [];
|
||
if (!nodes && root == document) return [targetNode];
|
||
if (nodes) {
|
||
if (combinator) {
|
||
if (combinator == 'child') {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (targetNode.parentNode == node) return [targetNode];
|
||
} else if (combinator == 'descendant') {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (Element.descendantOf(targetNode, node)) return [targetNode];
|
||
} else if (combinator == 'adjacent') {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (Selector.handlers.previousElementSibling(targetNode) == node)
|
||
return [targetNode];
|
||
} else nodes = h[combinator](nodes);
|
||
}
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (node == targetNode) return [targetNode];
|
||
return [];
|
||
}
|
||
return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
|
||
},
|
||
|
||
className: function(nodes, root, className, combinator) {
|
||
if (nodes && combinator) nodes = this[combinator](nodes);
|
||
return Selector.handlers.byClassName(nodes, root, className);
|
||
},
|
||
|
||
byClassName: function(nodes, root, className) {
|
||
if (!nodes) nodes = Selector.handlers.descendant([root]);
|
||
var needle = ' ' + className + ' ';
|
||
for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
|
||
nodeClassName = node.className;
|
||
if (nodeClassName.length == 0) continue;
|
||
if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
|
||
results.push(node);
|
||
}
|
||
return results;
|
||
},
|
||
|
||
attrPresence: function(nodes, root, attr) {
|
||
if (!nodes) nodes = root.getElementsByTagName("*");
|
||
var results = [];
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (Element.hasAttribute(node, attr)) results.push(node);
|
||
return results;
|
||
},
|
||
|
||
attr: function(nodes, root, attr, value, operator) {
|
||
if (!nodes) nodes = root.getElementsByTagName("*");
|
||
var handler = Selector.operators[operator], results = [];
|
||
for (var i = 0, node; node = nodes[i]; i++) {
|
||
var nodeValue = Element.readAttribute(node, attr);
|
||
if (nodeValue === null) continue;
|
||
if (handler(nodeValue, value)) results.push(node);
|
||
}
|
||
return results;
|
||
},
|
||
|
||
pseudo: function(nodes, name, value, root, combinator) {
|
||
if (nodes && combinator) nodes = this[combinator](nodes);
|
||
if (!nodes) nodes = root.getElementsByTagName("*");
|
||
return Selector.pseudos[name](nodes, value, root);
|
||
}
|
||
},
|
||
|
||
pseudos: {
|
||
'first-child': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
||
if (Selector.handlers.previousElementSibling(node)) continue;
|
||
results.push(node);
|
||
}
|
||
return results;
|
||
},
|
||
'last-child': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
||
if (Selector.handlers.nextElementSibling(node)) continue;
|
||
results.push(node);
|
||
}
|
||
return results;
|
||
},
|
||
'only-child': function(nodes, value, root) {
|
||
var h = Selector.handlers;
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
|
||
results.push(node);
|
||
return results;
|
||
},
|
||
'nth-child': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, formula, root);
|
||
},
|
||
'nth-last-child': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, formula, root, true);
|
||
},
|
||
'nth-of-type': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, formula, root, false, true);
|
||
},
|
||
'nth-last-of-type': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, formula, root, true, true);
|
||
},
|
||
'first-of-type': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, "1", root, false, true);
|
||
},
|
||
'last-of-type': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, "1", root, true, true);
|
||
},
|
||
'only-of-type': function(nodes, formula, root) {
|
||
var p = Selector.pseudos;
|
||
return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
|
||
},
|
||
|
||
// handles the an+b logic
|
||
getIndices: function(a, b, total) {
|
||
if (a == 0) return b > 0 ? [b] : [];
|
||
return $R(1, total).inject([], function(memo, i) {
|
||
if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
|
||
return memo;
|
||
});
|
||
},
|
||
|
||
// handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
|
||
nth: function(nodes, formula, root, reverse, ofType) {
|
||
if (nodes.length == 0) return [];
|
||
if (formula == 'even') formula = '2n+0';
|
||
if (formula == 'odd') formula = '2n+1';
|
||
var h = Selector.handlers, results = [], indexed = [], m;
|
||
h.mark(nodes);
|
||
for (var i = 0, node; node = nodes[i]; i++) {
|
||
if (!node.parentNode._counted) {
|
||
h.index(node.parentNode, reverse, ofType);
|
||
indexed.push(node.parentNode);
|
||
}
|
||
}
|
||
if (formula.match(/^\d+$/)) { // just a number
|
||
formula = Number(formula);
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (node.nodeIndex == formula) results.push(node);
|
||
} else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
|
||
if (m[1] == "-") m[1] = -1;
|
||
var a = m[1] ? Number(m[1]) : 1;
|
||
var b = m[2] ? Number(m[2]) : 0;
|
||
var indices = Selector.pseudos.getIndices(a, b, nodes.length);
|
||
for (var i = 0, node, l = indices.length; node = nodes[i]; i++) {
|
||
for (var j = 0; j < l; j++)
|
||
if (node.nodeIndex == indices[j]) results.push(node);
|
||
}
|
||
}
|
||
h.unmark(nodes);
|
||
h.unmark(indexed);
|
||
return results;
|
||
},
|
||
|
||
'empty': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
||
// IE treats comments as element nodes
|
||
if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/))) continue;
|
||
results.push(node);
|
||
}
|
||
return results;
|
||
},
|
||
|
||
'not': function(nodes, selector, root) {
|
||
var h = Selector.handlers, selectorType, m;
|
||
var exclusions = new Selector(selector).findElements(root);
|
||
h.mark(exclusions);
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
if (!node._counted) results.push(node);
|
||
h.unmark(exclusions);
|
||
return results;
|
||
},
|
||
|
||
'enabled': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
if (!node.disabled) results.push(node);
|
||
return results;
|
||
},
|
||
|
||
'disabled': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
if (node.disabled) results.push(node);
|
||
return results;
|
||
},
|
||
|
||
'checked': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
if (node.checked) results.push(node);
|
||
return results;
|
||
}
|
||
},
|
||
|
||
operators: {
|
||
'=': function(nv, v) { return nv == v; },
|
||
'!=': function(nv, v) { return nv != v; },
|
||
'^=': function(nv, v) { return nv.startsWith(v); },
|
||
'$=': function(nv, v) { return nv.endsWith(v); },
|
||
'*=': function(nv, v) { return nv.include(v); },
|
||
'~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
|
||
'|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); }
|
||
},
|
||
|
||
matchElements: function(elements, expression) {
|
||
var matches = new Selector(expression).findElements(), h = Selector.handlers;
|
||
h.mark(matches);
|
||
for (var i = 0, results = [], element; element = elements[i]; i++)
|
||
if (element._counted) results.push(element);
|
||
h.unmark(matches);
|
||
return results;
|
||
},
|
||
|
||
findElement: function(elements, expression, index) {
|
||
if (Object.isNumber(expression)) {
|
||
index = expression; expression = false;
|
||
}
|
||
return Selector.matchElements(elements, expression || '*')[index || 0];
|
||
},
|
||
|
||
findChildElements: function(element, expressions) {
|
||
var exprs = expressions.join(',');
|
||
expressions = [];
|
||
exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
|
||
expressions.push(m[1].strip());
|
||
});
|
||
var results = [], h = Selector.handlers;
|
||
for (var i = 0, l = expressions.length, selector; i < l; i++) {
|
||
selector = new Selector(expressions[i].strip());
|
||
h.concat(results, selector.findElements(element));
|
||
}
|
||
return (l > 1) ? h.unique(results) : results;
|
||
}
|
||
});
|
||
|
||
if (Prototype.Browser.IE) {
|
||
// IE returns comment nodes on getElementsByTagName("*").
|
||
// Filter them out.
|
||
Selector.handlers.concat = function(a, b) {
|
||
for (var i = 0, node; node = b[i]; i++)
|
||
if (node.tagName !== "!") a.push(node);
|
||
return a;
|
||
};
|
||
}
|
||
|
||
function $$() {
|
||
return Selector.findChildElements(document, $A(arguments));
|
||
}
|
||
var Form = {
|
||
reset: function(form) {
|
||
$(form).reset();
|
||
return form;
|
||
},
|
||
|
||
serializeElements: function(elements, options) {
|
||
if (typeof options != 'object') options = { hash: !!options };
|
||
else if (Object.isUndefined(options.hash)) options.hash = true;
|
||
var key, value, submitted = false, submit = options.submit;
|
||
|
||
var data = elements.inject({ }, function(result, element) {
|
||
if (!element.disabled && element.name) {
|
||
key = element.name; value = $(element).getValue();
|
||
if (value != null && (element.type != 'submit' || (!submitted &&
|
||
submit !== false && (!submit || key == submit) && (submitted = true)))) {
|
||
if (key in result) {
|
||
// a key is already present; construct an array of values
|
||
if (!Object.isArray(result[key])) result[key] = [result[key]];
|
||
result[key].push(value);
|
||
}
|
||
else result[key] = value;
|
||
}
|
||
}
|
||
return result;
|
||
});
|
||
|
||
return options.hash ? data : Object.toQueryString(data);
|
||
}
|
||
};
|
||
|
||
Form.Methods = {
|
||
serialize: function(form, options) {
|
||
return Form.serializeElements(Form.getElements(form), options);
|
||
},
|
||
|
||
getElements: function(form) {
|
||
return $A($(form).getElementsByTagName('*')).inject([],
|
||
function(elements, child) {
|
||
if (Form.Element.Serializers[child.tagName.toLowerCase()])
|
||
elements.push(Element.extend(child));
|
||
return elements;
|
||
}
|
||
);
|
||
},
|
||
|
||
getInputs: function(form, typeName, name) {
|
||
form = $(form);
|
||
var inputs = form.getElementsByTagName('input');
|
||
|
||
if (!typeName && !name) return $A(inputs).map(Element.extend);
|
||
|
||
for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
|
||
var input = inputs[i];
|
||
if ((typeName && input.type != typeName) || (name && input.name != name))
|
||
continue;
|
||
matchingInputs.push(Element.extend(input));
|
||
}
|
||
|
||
return matchingInputs;
|
||
},
|
||
|
||
disable: function(form) {
|
||
form = $(form);
|
||
Form.getElements(form).invoke('disable');
|
||
return form;
|
||
},
|
||
|
||
enable: function(form) {
|
||
form = $(form);
|
||
Form.getElements(form).invoke('enable');
|
||
return form;
|
||
},
|
||
|
||
findFirstElement: function(form) {
|
||
var elements = $(form).getElements().findAll(function(element) {
|
||
return 'hidden' != element.type && !element.disabled;
|
||
});
|
||
var firstByIndex = elements.findAll(function(element) {
|
||
return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
|
||
}).sortBy(function(element) { return element.tabIndex }).first();
|
||
|
||
return firstByIndex ? firstByIndex : elements.find(function(element) {
|
||
return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
|
||
});
|
||
},
|
||
|
||
focusFirstElement: function(form) {
|
||
form = $(form);
|
||
form.findFirstElement().activate();
|
||
return form;
|
||
},
|
||
|
||
request: function(form, options) {
|
||
form = $(form), options = Object.clone(options || { });
|
||
|
||
var params = options.parameters, action = form.readAttribute('action') || '';
|
||
if (action.blank()) action = window.location.href;
|
||
options.parameters = form.serialize(true);
|
||
|
||
if (params) {
|
||
if (Object.isString(params)) params = params.toQueryParams();
|
||
Object.extend(options.parameters, params);
|
||
}
|
||
|
||
if (form.hasAttribute('method') && !options.method)
|
||
options.method = form.method;
|
||
|
||
return new Ajax.Request(action, options);
|
||
}
|
||
};
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Form.Element = {
|
||
focus: function(element) {
|
||
$(element).focus();
|
||
return element;
|
||
},
|
||
|
||
select: function(element) {
|
||
$(element).select();
|
||
return element;
|
||
}
|
||
};
|
||
|
||
Form.Element.Methods = {
|
||
serialize: function(element) {
|
||
element = $(element);
|
||
if (!element.disabled && element.name) {
|
||
var value = element.getValue();
|
||
if (value != undefined) {
|
||
var pair = { };
|
||
pair[element.name] = value;
|
||
return Object.toQueryString(pair);
|
||
}
|
||
}
|
||
return '';
|
||
},
|
||
|
||
getValue: function(element) {
|
||
element = $(element);
|
||
var method = element.tagName.toLowerCase();
|
||
return Form.Element.Serializers[method](element);
|
||
},
|
||
|
||
setValue: function(element, value) {
|
||
element = $(element);
|
||
var method = element.tagName.toLowerCase();
|
||
Form.Element.Serializers[method](element, value);
|
||
return element;
|
||
},
|
||
|
||
clear: function(element) {
|
||
$(element).value = '';
|
||
return element;
|
||
},
|
||
|
||
present: function(element) {
|
||
return $(element).value != '';
|
||
},
|
||
|
||
activate: function(element) {
|
||
element = $(element);
|
||
try {
|
||
element.focus();
|
||
if (element.select && (element.tagName.toLowerCase() != 'input' ||
|
||
!['button', 'reset', 'submit'].include(element.type)))
|
||
element.select();
|
||
} catch (e) { }
|
||
return element;
|
||
},
|
||
|
||
disable: function(element) {
|
||
element = $(element);
|
||
element.blur();
|
||
element.disabled = true;
|
||
return element;
|
||
},
|
||
|
||
enable: function(element) {
|
||
element = $(element);
|
||
element.disabled = false;
|
||
return element;
|
||
}
|
||
};
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
var Field = Form.Element;
|
||
var $F = Form.Element.Methods.getValue;
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Form.Element.Serializers = {
|
||
input: function(element, value) {
|
||
switch (element.type.toLowerCase()) {
|
||
case 'checkbox':
|
||
case 'radio':
|
||
return Form.Element.Serializers.inputSelector(element, value);
|
||
default:
|
||
return Form.Element.Serializers.textarea(element, value);
|
||
}
|
||
},
|
||
|
||
inputSelector: function(element, value) {
|
||
if (Object.isUndefined(value)) return element.checked ? element.value : null;
|
||
else element.checked = !!value;
|
||
},
|
||
|
||
textarea: function(element, value) {
|
||
if (Object.isUndefined(value)) return element.value;
|
||
else element.value = value;
|
||
},
|
||
|
||
select: function(element, index) {
|
||
if (Object.isUndefined(index))
|
||
return this[element.type == 'select-one' ?
|
||
'selectOne' : 'selectMany'](element);
|
||
else {
|
||
var opt, value, single = !Object.isArray(index);
|
||
for (var i = 0, length = element.length; i < length; i++) {
|
||
opt = element.options[i];
|
||
value = this.optionValue(opt);
|
||
if (single) {
|
||
if (value == index) {
|
||
opt.selected = true;
|
||
return;
|
||
}
|
||
}
|
||
else opt.selected = index.include(value);
|
||
}
|
||
}
|
||
},
|
||
|
||
selectOne: function(element) {
|
||
var index = element.selectedIndex;
|
||
return index >= 0 ? this.optionValue(element.options[index]) : null;
|
||
},
|
||
|
||
selectMany: function(element) {
|
||
var values, length = element.length;
|
||
if (!length) return null;
|
||
|
||
for (var i = 0, values = []; i < length; i++) {
|
||
var opt = element.options[i];
|
||
if (opt.selected) values.push(this.optionValue(opt));
|
||
}
|
||
return values;
|
||
},
|
||
|
||
optionValue: function(opt) {
|
||
// extend element because hasAttribute may not be native
|
||
return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
|
||
}
|
||
};
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
|
||
initialize: function($super, element, frequency, callback) {
|
||
$super(callback, frequency);
|
||
this.element = $(element);
|
||
this.lastValue = this.getValue();
|
||
},
|
||
|
||
execute: function() {
|
||
var value = this.getValue();
|
||
if (Object.isString(this.lastValue) && Object.isString(value) ?
|
||
this.lastValue != value : String(this.lastValue) != String(value)) {
|
||
this.callback(this.element, value);
|
||
this.lastValue = value;
|
||
}
|
||
}
|
||
});
|
||
|
||
Form.Element.Observer = Class.create(Abstract.TimedObserver, {
|
||
getValue: function() {
|
||
return Form.Element.getValue(this.element);
|
||
}
|
||
});
|
||
|
||
Form.Observer = Class.create(Abstract.TimedObserver, {
|
||
getValue: function() {
|
||
return Form.serialize(this.element);
|
||
}
|
||
});
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Abstract.EventObserver = Class.create({
|
||
initialize: function(element, callback) {
|
||
this.element = $(element);
|
||
this.callback = callback;
|
||
|
||
this.lastValue = this.getValue();
|
||
if (this.element.tagName.toLowerCase() == 'form')
|
||
this.registerFormCallbacks();
|
||
else
|
||
this.registerCallback(this.element);
|
||
},
|
||
|
||
onElementEvent: function() {
|
||
var value = this.getValue();
|
||
if (this.lastValue != value) {
|
||
this.callback(this.element, value);
|
||
this.lastValue = value;
|
||
}
|
||
},
|
||
|
||
registerFormCallbacks: function() {
|
||
Form.getElements(this.element).each(this.registerCallback, this);
|
||
},
|
||
|
||
registerCallback: function(element) {
|
||
if (element.type) {
|
||
switch (element.type.toLowerCase()) {
|
||
case 'checkbox':
|
||
case 'radio':
|
||
Event.observe(element, 'click', this.onElementEvent.bind(this));
|
||
break;
|
||
default:
|
||
Event.observe(element, 'change', this.onElementEvent.bind(this));
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
});
|
||
|
||
Form.Element.EventObserver = Class.create(Abstract.EventObserver, {
|
||
getValue: function() {
|
||
return Form.Element.getValue(this.element);
|
||
}
|
||
});
|
||
|
||
Form.EventObserver = Class.create(Abstract.EventObserver, {
|
||
getValue: function() {
|
||
return Form.serialize(this.element);
|
||
}
|
||
});
|
||
if (!window.Event) var Event = { };
|
||
|
||
Object.extend(Event, {
|
||
KEY_BACKSPACE: 8,
|
||
KEY_TAB: 9,
|
||
KEY_RETURN: 13,
|
||
KEY_ESC: 27,
|
||
KEY_LEFT: 37,
|
||
KEY_UP: 38,
|
||
KEY_RIGHT: 39,
|
||
KEY_DOWN: 40,
|
||
KEY_DELETE: 46,
|
||
KEY_HOME: 36,
|
||
KEY_END: 35,
|
||
KEY_PAGEUP: 33,
|
||
KEY_PAGEDOWN: 34,
|
||
KEY_INSERT: 45,
|
||
|
||
cache: { },
|
||
|
||
relatedTarget: function(event) {
|
||
var element;
|
||
switch(event.type) {
|
||
case 'mouseover': element = event.fromElement; break;
|
||
case 'mouseout': element = event.toElement; break;
|
||
default: return null;
|
||
}
|
||
return Element.extend(element);
|
||
}
|
||
});
|
||
|
||
Event.Methods = (function() {
|
||
var isButton;
|
||
|
||
if (Prototype.Browser.IE) {
|
||
var buttonMap = { 0: 1, 1: 4, 2: 2 };
|
||
isButton = function(event, code) {
|
||
return event.button == buttonMap[code];
|
||
};
|
||
|
||
} else if (Prototype.Browser.WebKit) {
|
||
isButton = function(event, code) {
|
||
switch (code) {
|
||
case 0: return event.which == 1 && !event.metaKey;
|
||
case 1: return event.which == 1 && event.metaKey;
|
||
default: return false;
|
||
}
|
||
};
|
||
|
||
} else {
|
||
isButton = function(event, code) {
|
||
return event.which ? (event.which === code + 1) : (event.button === code);
|
||
};
|
||
}
|
||
|
||
return {
|
||
isLeftClick: function(event) { return isButton(event, 0) },
|
||
isMiddleClick: function(event) { return isButton(event, 1) },
|
||
isRightClick: function(event) { return isButton(event, 2) },
|
||
|
||
element: function(event) {
|
||
var node = Event.extend(event).target;
|
||
return Element.extend(node.nodeType == Node.TEXT_NODE ? node.parentNode : node);
|
||
},
|
||
|
||
findElement: function(event, expression) {
|
||
var element = Event.element(event);
|
||
if (!expression) return element;
|
||
var elements = [element].concat(element.ancestors());
|
||
return Selector.findElement(elements, expression, 0);
|
||
},
|
||
|
||
pointer: function(event) {
|
||
return {
|
||
x: event.pageX || (event.clientX +
|
||
(document.documentElement.scrollLeft || document.body.scrollLeft)),
|
||
y: event.pageY || (event.clientY +
|
||
(document.documentElement.scrollTop || document.body.scrollTop))
|
||
};
|
||
},
|
||
|
||
pointerX: function(event) { return Event.pointer(event).x },
|
||
pointerY: function(event) { return Event.pointer(event).y },
|
||
|
||
stop: function(event) {
|
||
Event.extend(event);
|
||
event.preventDefault();
|
||
event.stopPropagation();
|
||
event.stopped = true;
|
||
}
|
||
};
|
||
})();
|
||
|
||
Event.extend = (function() {
|
||
var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
|
||
m[name] = Event.Methods[name].methodize();
|
||
return m;
|
||
});
|
||
|
||
if (Prototype.Browser.IE) {
|
||
Object.extend(methods, {
|
||
stopPropagation: function() { this.cancelBubble = true },
|
||
preventDefault: function() { this.returnValue = false },
|
||
inspect: function() { return "[object Event]" }
|
||
});
|
||
|
||
return function(event) {
|
||
if (!event) return false;
|
||
if (event._extendedByPrototype) return event;
|
||
|
||
event._extendedByPrototype = Prototype.emptyFunction;
|
||
var pointer = Event.pointer(event);
|
||
Object.extend(event, {
|
||
target: event.srcElement,
|
||
relatedTarget: Event.relatedTarget(event),
|
||
pageX: pointer.x,
|
||
pageY: pointer.y
|
||
});
|
||
return Object.extend(event, methods);
|
||
};
|
||
|
||
} else {
|
||
Event.prototype = Event.prototype || document.createEvent("HTMLEvents").__proto__;
|
||
Object.extend(Event.prototype, methods);
|
||
return Prototype.K;
|
||
}
|
||
})();
|
||
|
||
Object.extend(Event, (function() {
|
||
var cache = Event.cache;
|
||
|
||
function getEventID(element) {
|
||
if (element._eventID) return element._eventID;
|
||
arguments.callee.id = arguments.callee.id || 1;
|
||
return element._eventID = ++arguments.callee.id;
|
||
}
|
||
|
||
function getDOMEventName(eventName) {
|
||
if (eventName && eventName.include(':')) return "dataavailable";
|
||
return eventName;
|
||
}
|
||
|
||
function getCacheForID(id) {
|
||
return cache[id] = cache[id] || { };
|
||
}
|
||
|
||
function getWrappersForEventName(id, eventName) {
|
||
var c = getCacheForID(id);
|
||
return c[eventName] = c[eventName] || [];
|
||
}
|
||
|
||
function createWrapper(element, eventName, handler) {
|
||
var id = getEventID(element);
|
||
var c = getWrappersForEventName(id, eventName);
|
||
if (c.pluck("handler").include(handler)) return false;
|
||
|
||
var wrapper = function(event) {
|
||
if (!Event || !Event.extend ||
|
||
(event.eventName && event.eventName != eventName))
|
||
return false;
|
||
|
||
Event.extend(event);
|
||
handler.call(element, event);
|
||
};
|
||
|
||
wrapper.handler = handler;
|
||
c.push(wrapper);
|
||
return wrapper;
|
||
}
|
||
|
||
function findWrapper(id, eventName, handler) {
|
||
var c = getWrappersForEventName(id, eventName);
|
||
return c.find(function(wrapper) { return wrapper.handler == handler });
|
||
}
|
||
|
||
function destroyWrapper(id, eventName, handler) {
|
||
var c = getCacheForID(id);
|
||
if (!c[eventName]) return false;
|
||
c[eventName] = c[eventName].without(findWrapper(id, eventName, handler));
|
||
}
|
||
|
||
function destroyCache() {
|
||
for (var id in cache)
|
||
for (var eventName in cache[id])
|
||
cache[id][eventName] = null;
|
||
}
|
||
|
||
if (window.attachEvent) {
|
||
window.attachEvent("onunload", destroyCache);
|
||
}
|
||
|
||
return {
|
||
observe: function(element, eventName, handler) {
|
||
element = $(element);
|
||
var name = getDOMEventName(eventName);
|
||
|
||
var wrapper = createWrapper(element, eventName, handler);
|
||
if (!wrapper) return element;
|
||
|
||
if (element.addEventListener) {
|
||
element.addEventListener(name, wrapper, false);
|
||
} else {
|
||
element.attachEvent("on" + name, wrapper);
|
||
}
|
||
|
||
return element;
|
||
},
|
||
|
||
stopObserving: function(element, eventName, handler) {
|
||
element = $(element);
|
||
var id = getEventID(element), name = getDOMEventName(eventName);
|
||
|
||
if (!handler && eventName) {
|
||
getWrappersForEventName(id, eventName).each(function(wrapper) {
|
||
element.stopObserving(eventName, wrapper.handler);
|
||
});
|
||
return element;
|
||
|
||
} else if (!eventName) {
|
||
Object.keys(getCacheForID(id)).each(function(eventName) {
|
||
element.stopObserving(eventName);
|
||
});
|
||
return element;
|
||
}
|
||
|
||
var wrapper = findWrapper(id, eventName, handler);
|
||
if (!wrapper) return element;
|
||
|
||
if (element.removeEventListener) {
|
||
element.removeEventListener(name, wrapper, false);
|
||
} else {
|
||
element.detachEvent("on" + name, wrapper);
|
||
}
|
||
|
||
destroyWrapper(id, eventName, handler);
|
||
|
||
return element;
|
||
},
|
||
|
||
fire: function(element, eventName, memo) {
|
||
element = $(element);
|
||
if (element == document && document.createEvent && !element.dispatchEvent)
|
||
element = document.documentElement;
|
||
|
||
var event;
|
||
if (document.createEvent) {
|
||
event = document.createEvent("HTMLEvents");
|
||
event.initEvent("dataavailable", true, true);
|
||
} else {
|
||
event = document.createEventObject();
|
||
event.eventType = "ondataavailable";
|
||
}
|
||
|
||
event.eventName = eventName;
|
||
event.memo = memo || { };
|
||
|
||
if (document.createEvent) {
|
||
element.dispatchEvent(event);
|
||
} else {
|
||
element.fireEvent(event.eventType, event);
|
||
}
|
||
|
||
return Event.extend(event);
|
||
}
|
||
};
|
||
})());
|
||
|
||
Object.extend(Event, Event.Methods);
|
||
|
||
Element.addMethods({
|
||
fire: Event.fire,
|
||
observe: Event.observe,
|
||
stopObserving: Event.stopObserving
|
||
});
|
||
|
||
Object.extend(document, {
|
||
fire: Element.Methods.fire.methodize(),
|
||
observe: Element.Methods.observe.methodize(),
|
||
stopObserving: Element.Methods.stopObserving.methodize(),
|
||
loaded: false
|
||
});
|
||
|
||
(function() {
|
||
/* Support for the DOMContentLoaded event is based on work by Dan Webb,
|
||
Matthias Miller, Dean Edwards and John Resig. */
|
||
|
||
var timer;
|
||
|
||
function fireContentLoadedEvent() {
|
||
if (document.loaded) return;
|
||
if (timer) window.clearInterval(timer);
|
||
document.fire("dom:loaded");
|
||
document.loaded = true;
|
||
}
|
||
|
||
if (document.addEventListener) {
|
||
if (Prototype.Browser.WebKit) {
|
||
timer = window.setInterval(function() {
|
||
if (/loaded|complete/.test(document.readyState))
|
||
fireContentLoadedEvent();
|
||
}, 0);
|
||
|
||
Event.observe(window, "load", fireContentLoadedEvent);
|
||
|
||
} else {
|
||
document.addEventListener("DOMContentLoaded",
|
||
fireContentLoadedEvent, false);
|
||
}
|
||
|
||
} else {
|
||
document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>");
|
||
$("__onDOMContentLoaded").onreadystatechange = function() {
|
||
if (this.readyState == "complete") {
|
||
this.onreadystatechange = null;
|
||
fireContentLoadedEvent();
|
||
}
|
||
};
|
||
}
|
||
})();
|
||
/*------------------------------- DEPRECATED -------------------------------*/
|
||
|
||
Hash.toQueryString = Object.toQueryString;
|
||
|
||
var Toggle = { display: Element.toggle };
|
||
|
||
Element.Methods.childOf = Element.Methods.descendantOf;
|
||
|
||
var Insertion = {
|
||
Before: function(element, content) {
|
||
return Element.insert(element, {before:content});
|
||
},
|
||
|
||
Top: function(element, content) {
|
||
return Element.insert(element, {top:content});
|
||
},
|
||
|
||
Bottom: function(element, content) {
|
||
return Element.insert(element, {bottom:content});
|
||
},
|
||
|
||
After: function(element, content) {
|
||
return Element.insert(element, {after:content});
|
||
}
|
||
};
|
||
|
||
var $continue = new Error('"throw $continue" is deprecated, use "return" instead');
|
||
|
||
// This should be moved to script.aculo.us; notice the deprecated methods
|
||
// further below, that map to the newer Element methods.
|
||
var Position = {
|
||
// set to true if needed, warning: firefox performance problems
|
||
// NOT neeeded for page scrolling, only if draggable contained in
|
||
// scrollable elements
|
||
includeScrollOffsets: false,
|
||
|
||
// must be called before calling withinIncludingScrolloffset, every time the
|
||
// page is scrolled
|
||
prepare: function() {
|
||
this.deltaX = window.pageXOffset
|
||
|| document.documentElement.scrollLeft
|
||
|| document.body.scrollLeft
|
||
|| 0;
|
||
this.deltaY = window.pageYOffset
|
||
|| document.documentElement.scrollTop
|
||
|| document.body.scrollTop
|
||
|| 0;
|
||
},
|
||
|
||
// caches x/y coordinate pair to use with overlap
|
||
within: function(element, x, y) {
|
||
if (this.includeScrollOffsets)
|
||
return this.withinIncludingScrolloffsets(element, x, y);
|
||
this.xcomp = x;
|
||
this.ycomp = y;
|
||
this.offset = Element.cumulativeOffset(element);
|
||
|
||
return (y >= this.offset[1] &&
|
||
y < this.offset[1] + element.offsetHeight &&
|
||
x >= this.offset[0] &&
|
||
x < this.offset[0] + element.offsetWidth);
|
||
},
|
||
|
||
withinIncludingScrolloffsets: function(element, x, y) {
|
||
var offsetcache = Element.cumulativeScrollOffset(element);
|
||
|
||
this.xcomp = x + offsetcache[0] - this.deltaX;
|
||
this.ycomp = y + offsetcache[1] - this.deltaY;
|
||
this.offset = Element.cumulativeOffset(element);
|
||
|
||
return (this.ycomp >= this.offset[1] &&
|
||
this.ycomp < this.offset[1] + element.offsetHeight &&
|
||
this.xcomp >= this.offset[0] &&
|
||
this.xcomp < this.offset[0] + element.offsetWidth);
|
||
},
|
||
|
||
// within must be called directly before
|
||
overlap: function(mode, element) {
|
||
if (!mode) return 0;
|
||
if (mode == 'vertical')
|
||
return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
|
||
element.offsetHeight;
|
||
if (mode == 'horizontal')
|
||
return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
|
||
element.offsetWidth;
|
||
},
|
||
|
||
// Deprecation layer -- use newer Element methods now (1.5.2).
|
||
|
||
cumulativeOffset: Element.Methods.cumulativeOffset,
|
||
|
||
positionedOffset: Element.Methods.positionedOffset,
|
||
|
||
absolutize: function(element) {
|
||
Position.prepare();
|
||
return Element.absolutize(element);
|
||
},
|
||
|
||
relativize: function(element) {
|
||
Position.prepare();
|
||
return Element.relativize(element);
|
||
},
|
||
|
||
realOffset: Element.Methods.cumulativeScrollOffset,
|
||
|
||
offsetParent: Element.Methods.getOffsetParent,
|
||
|
||
page: Element.Methods.viewportOffset,
|
||
|
||
clone: function(source, target, options) {
|
||
options = options || { };
|
||
return Element.clonePosition(target, source, options);
|
||
}
|
||
};
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
|
||
function iter(name) {
|
||
return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
|
||
}
|
||
|
||
instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
|
||
function(element, className) {
|
||
className = className.toString().strip();
|
||
var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
|
||
return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
|
||
} : function(element, className) {
|
||
className = className.toString().strip();
|
||
var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
|
||
if (!classNames && !className) return elements;
|
||
|
||
var nodes = $(element).getElementsByTagName('*');
|
||
className = ' ' + className + ' ';
|
||
|
||
for (var i = 0, child, cn; child = nodes[i]; i++) {
|
||
if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
|
||
(classNames && classNames.all(function(name) {
|
||
return !name.toString().blank() && cn.include(' ' + name + ' ');
|
||
}))))
|
||
elements.push(Element.extend(child));
|
||
}
|
||
return elements;
|
||
};
|
||
|
||
return function(className, parentElement) {
|
||
return $(parentElement || document.body).getElementsByClassName(className);
|
||
};
|
||
}(Element.Methods);
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Element.ClassNames = Class.create();
|
||
Element.ClassNames.prototype = {
|
||
initialize: function(element) {
|
||
this.element = $(element);
|
||
},
|
||
|
||
_each: function(iterator) {
|
||
this.element.className.split(/\s+/).select(function(name) {
|
||
return name.length > 0;
|
||
})._each(iterator);
|
||
},
|
||
|
||
set: function(className) {
|
||
this.element.className = className;
|
||
},
|
||
|
||
add: function(classNameToAdd) {
|
||
if (this.include(classNameToAdd)) return;
|
||
this.set($A(this).concat(classNameToAdd).join(' '));
|
||
},
|
||
|
||
remove: function(classNameToRemove) {
|
||
if (!this.include(classNameToRemove)) return;
|
||
this.set($A(this).without(classNameToRemove).join(' '));
|
||
},
|
||
|
||
toString: function() {
|
||
return $A(this).join(' ');
|
||
}
|
||
};
|
||
|
||
Object.extend(Element.ClassNames.prototype, Enumerable);
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Element.addMethods(); |