mirror of
https://github.com/Hopiu/fabric.js.git
synced 2026-03-17 06:20:24 +00:00
5113 lines
141 KiB
JavaScript
5113 lines
141 KiB
JavaScript
/* Prototype JavaScript framework, version 1.6.1
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* (c) 2005-2009 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: '1.6.1',
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Browser: (function(){
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var ua = navigator.userAgent;
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var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
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return {
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IE: !!window.attachEvent && !isOpera,
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Opera: isOpera,
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WebKit: ua.indexOf('AppleWebKit/') > -1,
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Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1,
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MobileSafari: /Apple.*Mobile.*Safari/.test(ua)
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}
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})(),
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BrowserFeatures: {
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XPath: !!document.evaluate,
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SelectorsAPI: !!document.querySelector,
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ElementExtensions: (function() {
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var constructor = window.Element || window.HTMLElement;
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return !!(constructor && constructor.prototype);
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})(),
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SpecificElementExtensions: (function() {
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if (typeof window.HTMLDivElement !== 'undefined')
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return true;
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var div = document.createElement('div'),
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form = document.createElement('form'),
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isSupported = false;
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if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) {
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isSupported = true;
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}
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div = form = null;
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return isSupported;
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})()
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},
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ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
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JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
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emptyFunction: function() { },
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K: function(x) { return x }
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};
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if (Prototype.Browser.MobileSafari)
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Prototype.BrowserFeatures.SpecificElementExtensions = false;
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var Abstract = { };
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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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/* Based on Alex Arnell's inheritance implementation. */
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var Class = (function() {
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var IS_DONTENUM_BUGGY = (function(){
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for (var p in { toString: 1 }) {
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if (p === 'toString') return false;
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}
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return true;
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})();
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function subclass() {};
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function create() {
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var parent = null, properties = $A(arguments);
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if (Object.isFunction(properties[0]))
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parent = properties.shift();
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function klass() {
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this.initialize.apply(this, arguments);
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}
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Object.extend(klass, Class.Methods);
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klass.superclass = parent;
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klass.subclasses = [];
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if (parent) {
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subclass.prototype = parent.prototype;
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klass.prototype = new subclass;
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parent.subclasses.push(klass);
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}
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for (var i = 0, length = properties.length; i < length; i++)
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klass.addMethods(properties[i]);
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if (!klass.prototype.initialize)
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klass.prototype.initialize = Prototype.emptyFunction;
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klass.prototype.constructor = klass;
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return klass;
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}
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function addMethods(source) {
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var ancestor = this.superclass && this.superclass.prototype,
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properties = Object.keys(source);
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if (IS_DONTENUM_BUGGY) {
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if (source.toString != Object.prototype.toString)
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properties.push("toString");
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if (source.valueOf != Object.prototype.valueOf)
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properties.push("valueOf");
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}
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for (var i = 0, length = properties.length; i < length; i++) {
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var property = properties[i], value = source[property];
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if (ancestor && Object.isFunction(value) &&
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value.argumentNames()[0] == "$super") {
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var method = value;
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value = (function(m) {
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return function() { return ancestor[m].apply(this, arguments); };
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})(property).wrap(method);
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value.valueOf = method.valueOf.bind(method);
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value.toString = method.toString.bind(method);
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}
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this.prototype[property] = value;
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}
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return this;
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}
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return {
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create: create,
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Methods: {
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addMethods: addMethods
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}
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};
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})();
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(function() {
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var _toString = Object.prototype.toString;
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function extend(destination, source) {
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for (var property in source)
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destination[property] = source[property];
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return destination;
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}
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function inspect(object) {
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try {
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if (isUndefined(object)) return 'undefined';
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if (object === null) return 'null';
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return object.inspect ? object.inspect() : String(object);
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} catch (e) {
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if (e instanceof RangeError) return '...';
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throw e;
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}
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}
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function toJSON(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 (isElement(object)) return;
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var results = [];
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for (var property in object) {
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var value = toJSON(object[property]);
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if (!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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function toQueryString(object) {
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return $H(object).toQueryString();
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}
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function toHTML(object) {
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return object && object.toHTML ? object.toHTML() : String.interpret(object);
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}
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function keys(object) {
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var results = [];
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for (var property in object)
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results.push(property);
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return results;
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}
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function values(object) {
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var results = [];
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for (var property in object)
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results.push(object[property]);
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return results;
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}
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function clone(object) {
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return extend({ }, object);
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}
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function isElement(object) {
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return !!(object && object.nodeType == 1);
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}
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function isArray(object) {
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return _toString.call(object) == "[object Array]";
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}
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function isHash(object) {
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return object instanceof Hash;
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}
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function isFunction(object) {
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return typeof object === "function";
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}
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function isString(object) {
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return _toString.call(object) == "[object String]";
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}
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function isNumber(object) {
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return _toString.call(object) == "[object Number]";
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}
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function isUndefined(object) {
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return typeof object === "undefined";
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}
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extend(Object, {
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extend: extend,
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inspect: inspect,
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toJSON: toJSON,
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toQueryString: toQueryString,
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toHTML: toHTML,
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keys: keys,
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values: values,
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clone: clone,
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isElement: isElement,
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isArray: isArray,
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isHash: isHash,
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isFunction: isFunction,
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isString: isString,
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isNumber: isNumber,
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isUndefined: isUndefined
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});
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})();
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Object.extend(Function.prototype, (function() {
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var slice = Array.prototype.slice;
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function update(array, args) {
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var arrayLength = array.length, length = args.length;
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while (length--) array[arrayLength + length] = args[length];
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return array;
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}
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function merge(array, args) {
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array = slice.call(array, 0);
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return update(array, args);
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}
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function argumentNames() {
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var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
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.replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
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.replace(/\s+/g, '').split(',');
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return names.length == 1 && !names[0] ? [] : names;
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}
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function bind(context) {
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if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
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var __method = this, args = slice.call(arguments, 1);
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return function() {
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var a = merge(args, arguments);
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return __method.apply(context, a);
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}
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}
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function bindAsEventListener(context) {
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var __method = this, args = slice.call(arguments, 1);
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return function(event) {
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var a = update([event || window.event], args);
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return __method.apply(context, a);
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}
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}
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function curry() {
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if (!arguments.length) return this;
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var __method = this, args = slice.call(arguments, 0);
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return function() {
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var a = merge(args, arguments);
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return __method.apply(this, a);
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}
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}
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function delay(timeout) {
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var __method = this, args = slice.call(arguments, 1);
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timeout = timeout * 1000;
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return window.setTimeout(function() {
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return __method.apply(__method, args);
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}, timeout);
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}
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function defer() {
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var args = update([0.01], arguments);
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return this.delay.apply(this, args);
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}
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function wrap(wrapper) {
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var __method = this;
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return function() {
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var a = update([__method.bind(this)], arguments);
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return wrapper.apply(this, a);
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}
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}
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function methodize() {
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if (this._methodized) return this._methodized;
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var __method = this;
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return this._methodized = function() {
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var a = update([this], arguments);
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return __method.apply(null, a);
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};
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}
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return {
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argumentNames: argumentNames,
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bind: bind,
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bindAsEventListener: bindAsEventListener,
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curry: curry,
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delay: delay,
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defer: defer,
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wrap: wrap,
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methodize: methodize
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}
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})());
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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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RegExp.prototype.match = RegExp.prototype.test;
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RegExp.escape = function(str) {
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return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
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};
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var PeriodicalExecuter = Class.create({
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initialize: function(callback, frequency) {
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this.callback = callback;
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this.frequency = frequency;
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this.currentlyExecuting = false;
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this.registerCallback();
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},
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registerCallback: function() {
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this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
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},
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execute: function() {
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this.callback(this);
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},
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stop: function() {
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if (!this.timer) return;
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clearInterval(this.timer);
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this.timer = null;
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},
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onTimerEvent: function() {
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if (!this.currentlyExecuting) {
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try {
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this.currentlyExecuting = true;
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this.execute();
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this.currentlyExecuting = false;
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} catch(e) {
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this.currentlyExecuting = false;
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throw e;
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}
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}
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}
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});
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Object.extend(String, {
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interpret: function(value) {
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return value == null ? '' : String(value);
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},
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specialChar: {
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'\b': '\\b',
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'\t': '\\t',
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'\n': '\\n',
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'\f': '\\f',
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'\r': '\\r',
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'\\': '\\\\'
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}
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});
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Object.extend(String.prototype, (function() {
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function prepareReplacement(replacement) {
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if (Object.isFunction(replacement)) return replacement;
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var template = new Template(replacement);
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return function(match) { return template.evaluate(match) };
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}
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function gsub(pattern, replacement) {
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var result = '', source = this, match;
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replacement = prepareReplacement(replacement);
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if (Object.isString(pattern))
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pattern = RegExp.escape(pattern);
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if (!(pattern.length || pattern.source)) {
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replacement = replacement('');
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return replacement + source.split('').join(replacement) + replacement;
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}
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while (source.length > 0) {
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if (match = source.match(pattern)) {
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result += source.slice(0, match.index);
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result += String.interpret(replacement(match));
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source = source.slice(match.index + match[0].length);
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} else {
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result += source, source = '';
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}
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}
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return result;
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}
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function sub(pattern, replacement, count) {
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replacement = prepareReplacement(replacement);
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count = Object.isUndefined(count) ? 1 : count;
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return this.gsub(pattern, function(match) {
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if (--count < 0) return match[0];
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return replacement(match);
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});
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}
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function scan(pattern, iterator) {
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this.gsub(pattern, iterator);
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return String(this);
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}
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function truncate(length, truncation) {
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length = length || 30;
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truncation = Object.isUndefined(truncation) ? '...' : truncation;
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return this.length > length ?
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this.slice(0, length - truncation.length) + truncation : String(this);
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}
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function strip() {
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return this.replace(/^\s+/, '').replace(/\s+$/, '');
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}
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function stripTags() {
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return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi, '');
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}
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function stripScripts() {
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return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
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}
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function extractScripts() {
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var matchAll = new RegExp(Prototype.ScriptFragment, 'img'),
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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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function evalScripts() {
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return this.extractScripts().map(function(script) { return eval(script) });
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}
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function escapeHTML() {
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return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
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}
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function unescapeHTML() {
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return this.stripTags().replace(/</g,'<').replace(/>/g,'>').replace(/&/g,'&');
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}
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function toQueryParams(separator) {
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var match = this.strip().match(/([^?#]*)(#.*)?$/);
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if (!match) return { };
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return match[1].split(separator || '&').inject({ }, function(hash, pair) {
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if ((pair = pair.split('='))[0]) {
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var key = decodeURIComponent(pair.shift()),
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value = pair.length > 1 ? pair.join('=') : pair[0];
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if (value != undefined) value = decodeURIComponent(value);
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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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}
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else hash[key] = value;
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}
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return hash;
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});
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}
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function toArray() {
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return this.split('');
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}
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function succ() {
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return this.slice(0, this.length - 1) +
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String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
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}
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function times(count) {
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return count < 1 ? '' : new Array(count + 1).join(this);
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}
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function camelize() {
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return this.replace(/-+(.)?/g, function(match, chr) {
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return chr ? chr.toUpperCase() : '';
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});
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}
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function capitalize() {
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return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
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}
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function underscore() {
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return this.replace(/::/g, '/')
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.replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
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.replace(/([a-z\d])([A-Z])/g, '$1_$2')
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.replace(/-/g, '_')
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.toLowerCase();
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}
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|
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function dasherize() {
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return this.replace(/_/g, '-');
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}
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|
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function inspect(useDoubleQuotes) {
|
|
var escapedString = this.replace(/[\x00-\x1f\\]/g, function(character) {
|
|
if (character in String.specialChar) {
|
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return String.specialChar[character];
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|
}
|
|
return '\\u00' + character.charCodeAt().toPaddedString(2, 16);
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});
|
|
if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
|
|
return "'" + escapedString.replace(/'/g, '\\\'') + "'";
|
|
}
|
|
|
|
function toJSON() {
|
|
return this.inspect(true);
|
|
}
|
|
|
|
function unfilterJSON(filter) {
|
|
return this.replace(filter || Prototype.JSONFilter, '$1');
|
|
}
|
|
|
|
function isJSON() {
|
|
var str = this;
|
|
if (str.blank()) return false;
|
|
str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
|
|
return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
|
|
}
|
|
|
|
function evalJSON(sanitize) {
|
|
var json = this.unfilterJSON();
|
|
try {
|
|
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
|
|
} catch (e) { }
|
|
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
|
|
}
|
|
|
|
function include(pattern) {
|
|
return this.indexOf(pattern) > -1;
|
|
}
|
|
|
|
function startsWith(pattern) {
|
|
return this.lastIndexOf(pattern, 0) === 0;
|
|
}
|
|
|
|
function endsWith(pattern) {
|
|
var d = this.length - pattern.length;
|
|
return d >= 0 && this.indexOf(pattern, d) === d;
|
|
}
|
|
|
|
function empty() {
|
|
return this == '';
|
|
}
|
|
|
|
function blank() {
|
|
return /^\s*$/.test(this);
|
|
}
|
|
|
|
function interpolate(object, pattern) {
|
|
return new Template(this, pattern).evaluate(object);
|
|
}
|
|
|
|
return {
|
|
gsub: gsub,
|
|
sub: sub,
|
|
scan: scan,
|
|
truncate: truncate,
|
|
strip: String.prototype.trim || strip,
|
|
stripTags: stripTags,
|
|
stripScripts: stripScripts,
|
|
extractScripts: extractScripts,
|
|
evalScripts: evalScripts,
|
|
escapeHTML: escapeHTML,
|
|
unescapeHTML: unescapeHTML,
|
|
toQueryParams: toQueryParams,
|
|
parseQuery: toQueryParams,
|
|
toArray: toArray,
|
|
succ: succ,
|
|
times: times,
|
|
camelize: camelize,
|
|
capitalize: capitalize,
|
|
underscore: underscore,
|
|
dasherize: dasherize,
|
|
inspect: inspect,
|
|
toJSON: toJSON,
|
|
unfilterJSON: unfilterJSON,
|
|
isJSON: isJSON,
|
|
evalJSON: evalJSON,
|
|
include: include,
|
|
startsWith: startsWith,
|
|
endsWith: endsWith,
|
|
empty: empty,
|
|
blank: blank,
|
|
interpolate: interpolate
|
|
};
|
|
})());
|
|
|
|
var Template = Class.create({
|
|
initialize: function(template, pattern) {
|
|
this.template = template.toString();
|
|
this.pattern = pattern || Template.Pattern;
|
|
},
|
|
|
|
evaluate: function(object) {
|
|
if (object && Object.isFunction(object.toTemplateReplacements))
|
|
object = object.toTemplateReplacements();
|
|
|
|
return this.template.gsub(this.pattern, function(match) {
|
|
if (object == null) return (match[1] + '');
|
|
|
|
var before = match[1] || '';
|
|
if (before == '\\') return match[2];
|
|
|
|
var ctx = object, expr = match[3],
|
|
pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
|
|
|
|
match = pattern.exec(expr);
|
|
if (match == null) return before;
|
|
|
|
while (match != null) {
|
|
var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1];
|
|
ctx = ctx[comp];
|
|
if (null == ctx || '' == match[3]) break;
|
|
expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
|
|
match = pattern.exec(expr);
|
|
}
|
|
|
|
return before + String.interpret(ctx);
|
|
});
|
|
}
|
|
});
|
|
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
|
|
|
|
var $break = { };
|
|
|
|
var Enumerable = (function() {
|
|
function each(iterator, context) {
|
|
var index = 0;
|
|
try {
|
|
this._each(function(value) {
|
|
iterator.call(context, value, index++);
|
|
});
|
|
} catch (e) {
|
|
if (e != $break) throw e;
|
|
}
|
|
return this;
|
|
}
|
|
|
|
function eachSlice(number, iterator, context) {
|
|
var index = -number, slices = [], array = this.toArray();
|
|
if (number < 1) return array;
|
|
while ((index += number) < array.length)
|
|
slices.push(array.slice(index, index+number));
|
|
return slices.collect(iterator, context);
|
|
}
|
|
|
|
function all(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var result = true;
|
|
this.each(function(value, index) {
|
|
result = result && !!iterator.call(context, value, index);
|
|
if (!result) throw $break;
|
|
});
|
|
return result;
|
|
}
|
|
|
|
function any(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var result = false;
|
|
this.each(function(value, index) {
|
|
if (result = !!iterator.call(context, value, index))
|
|
throw $break;
|
|
});
|
|
return result;
|
|
}
|
|
|
|
function collect(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var results = [];
|
|
this.each(function(value, index) {
|
|
results.push(iterator.call(context, value, index));
|
|
});
|
|
return results;
|
|
}
|
|
|
|
function detect(iterator, context) {
|
|
var result;
|
|
this.each(function(value, index) {
|
|
if (iterator.call(context, value, index)) {
|
|
result = value;
|
|
throw $break;
|
|
}
|
|
});
|
|
return result;
|
|
}
|
|
|
|
function findAll(iterator, context) {
|
|
var results = [];
|
|
this.each(function(value, index) {
|
|
if (iterator.call(context, value, index))
|
|
results.push(value);
|
|
});
|
|
return results;
|
|
}
|
|
|
|
function grep(filter, iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var results = [];
|
|
|
|
if (Object.isString(filter))
|
|
filter = new RegExp(RegExp.escape(filter));
|
|
|
|
this.each(function(value, index) {
|
|
if (filter.match(value))
|
|
results.push(iterator.call(context, value, index));
|
|
});
|
|
return results;
|
|
}
|
|
|
|
function include(object) {
|
|
if (Object.isFunction(this.indexOf))
|
|
if (this.indexOf(object) != -1) return true;
|
|
|
|
var found = false;
|
|
this.each(function(value) {
|
|
if (value == object) {
|
|
found = true;
|
|
throw $break;
|
|
}
|
|
});
|
|
return found;
|
|
}
|
|
|
|
function inGroupsOf(number, fillWith) {
|
|
fillWith = Object.isUndefined(fillWith) ? null : fillWith;
|
|
return this.eachSlice(number, function(slice) {
|
|
while(slice.length < number) slice.push(fillWith);
|
|
return slice;
|
|
});
|
|
}
|
|
|
|
function inject(memo, iterator, context) {
|
|
this.each(function(value, index) {
|
|
memo = iterator.call(context, memo, value, index);
|
|
});
|
|
return memo;
|
|
}
|
|
|
|
function invoke(method) {
|
|
var args = $A(arguments).slice(1);
|
|
return this.map(function(value) {
|
|
return value[method].apply(value, args);
|
|
});
|
|
}
|
|
|
|
function max(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var result;
|
|
this.each(function(value, index) {
|
|
value = iterator.call(context, value, index);
|
|
if (result == null || value >= result)
|
|
result = value;
|
|
});
|
|
return result;
|
|
}
|
|
|
|
function min(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var result;
|
|
this.each(function(value, index) {
|
|
value = iterator.call(context, value, index);
|
|
if (result == null || value < result)
|
|
result = value;
|
|
});
|
|
return result;
|
|
}
|
|
|
|
function partition(iterator, context) {
|
|
iterator = iterator || Prototype.K;
|
|
var trues = [], falses = [];
|
|
this.each(function(value, index) {
|
|
(iterator.call(context, value, index) ?
|
|
trues : falses).push(value);
|
|
});
|
|
return [trues, falses];
|
|
}
|
|
|
|
function pluck(property) {
|
|
var results = [];
|
|
this.each(function(value) {
|
|
results.push(value[property]);
|
|
});
|
|
return results;
|
|
}
|
|
|
|
function reject(iterator, context) {
|
|
var results = [];
|
|
this.each(function(value, index) {
|
|
if (!iterator.call(context, value, index))
|
|
results.push(value);
|
|
});
|
|
return results;
|
|
}
|
|
|
|
function sortBy(iterator, context) {
|
|
return this.map(function(value, index) {
|
|
return {
|
|
value: value,
|
|
criteria: iterator.call(context, value, index)
|
|
};
|
|
}).sort(function(left, right) {
|
|
var a = left.criteria, b = right.criteria;
|
|
return a < b ? -1 : a > b ? 1 : 0;
|
|
}).pluck('value');
|
|
}
|
|
|
|
function toArray() {
|
|
return this.map();
|
|
}
|
|
|
|
function zip() {
|
|
var iterator = Prototype.K, args = $A(arguments);
|
|
if (Object.isFunction(args.last()))
|
|
iterator = args.pop();
|
|
|
|
var collections = [this].concat(args).map($A);
|
|
return this.map(function(value, index) {
|
|
return iterator(collections.pluck(index));
|
|
});
|
|
}
|
|
|
|
function size() {
|
|
return this.toArray().length;
|
|
}
|
|
|
|
function inspect() {
|
|
return '#<Enumerable:' + this.toArray().inspect() + '>';
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
return {
|
|
each: each,
|
|
eachSlice: eachSlice,
|
|
all: all,
|
|
every: all,
|
|
any: any,
|
|
some: any,
|
|
collect: collect,
|
|
map: collect,
|
|
detect: detect,
|
|
findAll: findAll,
|
|
select: findAll,
|
|
filter: findAll,
|
|
grep: grep,
|
|
include: include,
|
|
member: include,
|
|
inGroupsOf: inGroupsOf,
|
|
inject: inject,
|
|
invoke: invoke,
|
|
max: max,
|
|
min: min,
|
|
partition: partition,
|
|
pluck: pluck,
|
|
reject: reject,
|
|
sortBy: sortBy,
|
|
toArray: toArray,
|
|
entries: toArray,
|
|
zip: zip,
|
|
size: size,
|
|
inspect: inspect,
|
|
find: detect
|
|
};
|
|
})();
|
|
function $A(iterable) {
|
|
if (!iterable) return [];
|
|
if ('toArray' in Object(iterable)) return iterable.toArray();
|
|
var length = iterable.length || 0, results = new Array(length);
|
|
while (length--) results[length] = iterable[length];
|
|
return results;
|
|
}
|
|
|
|
function $w(string) {
|
|
if (!Object.isString(string)) return [];
|
|
string = string.strip();
|
|
return string ? string.split(/\s+/) : [];
|
|
}
|
|
|
|
Array.from = $A;
|
|
|
|
|
|
(function() {
|
|
var arrayProto = Array.prototype,
|
|
slice = arrayProto.slice,
|
|
_each = arrayProto.forEach; // use native browser JS 1.6 implementation if available
|
|
|
|
function each(iterator) {
|
|
for (var i = 0, length = this.length; i < length; i++)
|
|
iterator(this[i]);
|
|
}
|
|
if (!_each) _each = each;
|
|
|
|
function clear() {
|
|
this.length = 0;
|
|
return this;
|
|
}
|
|
|
|
function first() {
|
|
return this[0];
|
|
}
|
|
|
|
function last() {
|
|
return this[this.length - 1];
|
|
}
|
|
|
|
function compact() {
|
|
return this.select(function(value) {
|
|
return value != null;
|
|
});
|
|
}
|
|
|
|
function flatten() {
|
|
return this.inject([], function(array, value) {
|
|
if (Object.isArray(value))
|
|
return array.concat(value.flatten());
|
|
array.push(value);
|
|
return array;
|
|
});
|
|
}
|
|
|
|
function without() {
|
|
var values = slice.call(arguments, 0);
|
|
return this.select(function(value) {
|
|
return !values.include(value);
|
|
});
|
|
}
|
|
|
|
function reverse(inline) {
|
|
return (inline === false ? this.toArray() : this)._reverse();
|
|
}
|
|
|
|
function uniq(sorted) {
|
|
return this.inject([], function(array, value, index) {
|
|
if (0 == index || (sorted ? array.last() != value : !array.include(value)))
|
|
array.push(value);
|
|
return array;
|
|
});
|
|
}
|
|
|
|
function intersect(array) {
|
|
return this.uniq().findAll(function(item) {
|
|
return array.detect(function(value) { return item === value });
|
|
});
|
|
}
|
|
|
|
|
|
function clone() {
|
|
return slice.call(this, 0);
|
|
}
|
|
|
|
function size() {
|
|
return this.length;
|
|
}
|
|
|
|
function inspect() {
|
|
return '[' + this.map(Object.inspect).join(', ') + ']';
|
|
}
|
|
|
|
function toJSON() {
|
|
var results = [];
|
|
this.each(function(object) {
|
|
var value = Object.toJSON(object);
|
|
if (!Object.isUndefined(value)) results.push(value);
|
|
});
|
|
return '[' + results.join(', ') + ']';
|
|
}
|
|
|
|
function indexOf(item, i) {
|
|
i || (i = 0);
|
|
var length = this.length;
|
|
if (i < 0) i = length + i;
|
|
for (; i < length; i++)
|
|
if (this[i] === item) return i;
|
|
return -1;
|
|
}
|
|
|
|
function lastIndexOf(item, i) {
|
|
i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
|
|
var n = this.slice(0, i).reverse().indexOf(item);
|
|
return (n < 0) ? n : i - n - 1;
|
|
}
|
|
|
|
function concat() {
|
|
var array = slice.call(this, 0), item;
|
|
for (var i = 0, length = arguments.length; i < length; i++) {
|
|
item = arguments[i];
|
|
if (Object.isArray(item) && !('callee' in item)) {
|
|
for (var j = 0, arrayLength = item.length; j < arrayLength; j++)
|
|
array.push(item[j]);
|
|
} else {
|
|
array.push(item);
|
|
}
|
|
}
|
|
return array;
|
|
}
|
|
|
|
Object.extend(arrayProto, Enumerable);
|
|
|
|
if (!arrayProto._reverse)
|
|
arrayProto._reverse = arrayProto.reverse;
|
|
|
|
Object.extend(arrayProto, {
|
|
_each: _each,
|
|
clear: clear,
|
|
first: first,
|
|
last: last,
|
|
compact: compact,
|
|
flatten: flatten,
|
|
without: without,
|
|
reverse: reverse,
|
|
uniq: uniq,
|
|
intersect: intersect,
|
|
clone: clone,
|
|
toArray: clone,
|
|
size: size,
|
|
inspect: inspect,
|
|
toJSON: toJSON
|
|
});
|
|
|
|
var CONCAT_ARGUMENTS_BUGGY = (function() {
|
|
return [].concat(arguments)[0][0] !== 1;
|
|
})(1,2)
|
|
|
|
if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat;
|
|
|
|
if (!arrayProto.indexOf) arrayProto.indexOf = indexOf;
|
|
if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf;
|
|
})();
|
|
function $H(object) {
|
|
return new Hash(object);
|
|
};
|
|
|
|
var Hash = Class.create(Enumerable, (function() {
|
|
function initialize(object) {
|
|
this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
|
|
}
|
|
|
|
|
|
function _each(iterator) {
|
|
for (var key in this._object) {
|
|
var value = this._object[key], pair = [key, value];
|
|
pair.key = key;
|
|
pair.value = value;
|
|
iterator(pair);
|
|
}
|
|
}
|
|
|
|
function set(key, value) {
|
|
return this._object[key] = value;
|
|
}
|
|
|
|
function get(key) {
|
|
if (this._object[key] !== Object.prototype[key])
|
|
return this._object[key];
|
|
}
|
|
|
|
function unset(key) {
|
|
var value = this._object[key];
|
|
delete this._object[key];
|
|
return value;
|
|
}
|
|
|
|
function toObject() {
|
|
return Object.clone(this._object);
|
|
}
|
|
|
|
function keys() {
|
|
return this.pluck('key');
|
|
}
|
|
|
|
function values() {
|
|
return this.pluck('value');
|
|
}
|
|
|
|
function index(value) {
|
|
var match = this.detect(function(pair) {
|
|
return pair.value === value;
|
|
});
|
|
return match && match.key;
|
|
}
|
|
|
|
function merge(object) {
|
|
return this.clone().update(object);
|
|
}
|
|
|
|
function update(object) {
|
|
return new Hash(object).inject(this, function(result, pair) {
|
|
result.set(pair.key, pair.value);
|
|
return result;
|
|
});
|
|
}
|
|
|
|
function toQueryPair(key, value) {
|
|
if (Object.isUndefined(value)) return key;
|
|
return key + '=' + encodeURIComponent(String.interpret(value));
|
|
}
|
|
|
|
function toQueryString() {
|
|
return this.inject([], function(results, pair) {
|
|
var key = encodeURIComponent(pair.key), values = pair.value;
|
|
|
|
if (values && typeof values == 'object') {
|
|
if (Object.isArray(values))
|
|
return results.concat(values.map(toQueryPair.curry(key)));
|
|
} else results.push(toQueryPair(key, values));
|
|
return results;
|
|
}).join('&');
|
|
}
|
|
|
|
function inspect() {
|
|
return '#<Hash:{' + this.map(function(pair) {
|
|
return pair.map(Object.inspect).join(': ');
|
|
}).join(', ') + '}>';
|
|
}
|
|
|
|
function toJSON() {
|
|
return Object.toJSON(this.toObject());
|
|
}
|
|
|
|
function clone() {
|
|
return new Hash(this);
|
|
}
|
|
|
|
return {
|
|
initialize: initialize,
|
|
_each: _each,
|
|
set: set,
|
|
get: get,
|
|
unset: unset,
|
|
toObject: toObject,
|
|
toTemplateReplacements: toObject,
|
|
keys: keys,
|
|
values: values,
|
|
index: index,
|
|
merge: merge,
|
|
update: update,
|
|
toQueryString: toQueryString,
|
|
inspect: inspect,
|
|
toJSON: toJSON,
|
|
clone: clone
|
|
};
|
|
})());
|
|
|
|
Hash.from = $H;
|
|
Object.extend(Number.prototype, (function() {
|
|
function toColorPart() {
|
|
return this.toPaddedString(2, 16);
|
|
}
|
|
|
|
function succ() {
|
|
return this + 1;
|
|
}
|
|
|
|
function times(iterator, context) {
|
|
$R(0, this, true).each(iterator, context);
|
|
return this;
|
|
}
|
|
|
|
function toPaddedString(length, radix) {
|
|
var string = this.toString(radix || 10);
|
|
return '0'.times(length - string.length) + string;
|
|
}
|
|
|
|
function toJSON() {
|
|
return isFinite(this) ? this.toString() : 'null';
|
|
}
|
|
|
|
function abs() {
|
|
return Math.abs(this);
|
|
}
|
|
|
|
function round() {
|
|
return Math.round(this);
|
|
}
|
|
|
|
function ceil() {
|
|
return Math.ceil(this);
|
|
}
|
|
|
|
function floor() {
|
|
return Math.floor(this);
|
|
}
|
|
|
|
return {
|
|
toColorPart: toColorPart,
|
|
succ: succ,
|
|
times: times,
|
|
toPaddedString: toPaddedString,
|
|
toJSON: toJSON,
|
|
abs: abs,
|
|
round: round,
|
|
ceil: ceil,
|
|
floor: floor
|
|
};
|
|
})());
|
|
|
|
function $R(start, end, exclusive) {
|
|
return new ObjectRange(start, end, exclusive);
|
|
}
|
|
|
|
var ObjectRange = Class.create(Enumerable, (function() {
|
|
function initialize(start, end, exclusive) {
|
|
this.start = start;
|
|
this.end = end;
|
|
this.exclusive = exclusive;
|
|
}
|
|
|
|
function _each(iterator) {
|
|
var value = this.start;
|
|
while (this.include(value)) {
|
|
iterator(value);
|
|
value = value.succ();
|
|
}
|
|
}
|
|
|
|
function include(value) {
|
|
if (value < this.start)
|
|
return false;
|
|
if (this.exclusive)
|
|
return value < this.end;
|
|
return value <= this.end;
|
|
}
|
|
|
|
return {
|
|
initialize: initialize,
|
|
_each: _each,
|
|
include: include
|
|
};
|
|
})());
|
|
|
|
|
|
|
|
var 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)) {
|
|
params['_method'] = this.method;
|
|
this.method = 'post';
|
|
}
|
|
|
|
this.parameters = params;
|
|
|
|
if (params = Object.toQueryString(params)) {
|
|
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';
|
|
}
|
|
|
|
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
|
|
$H(extras).each(function(pair) { headers[pair.key] = pair.value });
|
|
}
|
|
|
|
for (var name in headers)
|
|
this.transport.setRequestHeader(name, headers[name]);
|
|
},
|
|
|
|
success: function() {
|
|
var status = this.getStatus();
|
|
return !status || (status >= 200 && status < 300);
|
|
},
|
|
|
|
getStatus: function() {
|
|
try {
|
|
return this.transport.status || 0;
|
|
} catch (e) { return 0 }
|
|
},
|
|
|
|
respondToReadyState: function(readyState) {
|
|
var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
|
|
|
|
if (state == 'Complete') {
|
|
try {
|
|
this._complete = true;
|
|
(this.options['on' + response.status]
|
|
|| this.options['on' + (this.success() ? 'Success' : 'Failure')]
|
|
|| Prototype.emptyFunction)(response, response.headerJSON);
|
|
} catch (e) {
|
|
this.dispatchException(e);
|
|
}
|
|
|
|
var contentType = response.getHeader('Content-type');
|
|
if (this.options.evalJS == 'force'
|
|
|| (this.options.evalJS && this.isSameOrigin() && contentType
|
|
&& contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
|
|
this.evalResponse();
|
|
}
|
|
|
|
try {
|
|
(this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
|
|
Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
|
|
} catch (e) {
|
|
this.dispatchException(e);
|
|
}
|
|
|
|
if (state == 'Complete') {
|
|
this.transport.onreadystatechange = Prototype.emptyFunction;
|
|
}
|
|
},
|
|
|
|
isSameOrigin: function() {
|
|
var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
|
|
return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
|
|
protocol: location.protocol,
|
|
domain: location.hostname,
|
|
port: location.port ? ':' + location.port : ''
|
|
}));
|
|
},
|
|
|
|
getHeader: function(name) {
|
|
try {
|
|
return this.transport.getResponseHeader(name) || null;
|
|
} catch (e) { return null; }
|
|
},
|
|
|
|
evalResponse: function() {
|
|
try {
|
|
return eval((this.transport.responseText || '').unfilterJSON());
|
|
} catch (e) {
|
|
this.dispatchException(e);
|
|
}
|
|
},
|
|
|
|
dispatchException: function(exception) {
|
|
(this.options.onException || Prototype.emptyFunction)(this, exception);
|
|
Ajax.Responders.dispatch('onException', this, exception);
|
|
}
|
|
});
|
|
|
|
Ajax.Request.Events =
|
|
['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Ajax.Response = Class.create({
|
|
initialize: function(request){
|
|
this.request = request;
|
|
var transport = this.transport = request.transport,
|
|
readyState = this.readyState = transport.readyState;
|
|
|
|
if ((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
|
|
this.status = this.getStatus();
|
|
this.statusText = this.getStatusText();
|
|
this.responseText = String.interpret(transport.responseText);
|
|
this.headerJSON = this._getHeaderJSON();
|
|
}
|
|
|
|
if (readyState == 4) {
|
|
var xml = transport.responseXML;
|
|
this.responseXML = Object.isUndefined(xml) ? null : xml;
|
|
this.responseJSON = this._getResponseJSON();
|
|
}
|
|
},
|
|
|
|
status: 0,
|
|
|
|
statusText: '',
|
|
|
|
getStatus: Ajax.Request.prototype.getStatus,
|
|
|
|
getStatusText: function() {
|
|
try {
|
|
return this.transport.statusText || '';
|
|
} catch (e) { return '' }
|
|
},
|
|
|
|
getHeader: Ajax.Request.prototype.getHeader,
|
|
|
|
getAllHeaders: function() {
|
|
try {
|
|
return this.getAllResponseHeaders();
|
|
} catch (e) { return null }
|
|
},
|
|
|
|
getResponseHeader: function(name) {
|
|
return this.transport.getResponseHeader(name);
|
|
},
|
|
|
|
getAllResponseHeaders: function() {
|
|
return this.transport.getAllResponseHeaders();
|
|
},
|
|
|
|
_getHeaderJSON: function() {
|
|
var json = this.getHeader('X-JSON');
|
|
if (!json) return null;
|
|
json = decodeURIComponent(escape(json));
|
|
try {
|
|
return json.evalJSON(this.request.options.sanitizeJSON ||
|
|
!this.request.isSameOrigin());
|
|
} catch (e) {
|
|
this.request.dispatchException(e);
|
|
}
|
|
},
|
|
|
|
_getResponseJSON: function() {
|
|
var options = this.request.options;
|
|
if (!options.evalJSON || (options.evalJSON != 'force' &&
|
|
!(this.getHeader('Content-type') || '').include('application/json')) ||
|
|
this.responseText.blank())
|
|
return null;
|
|
try {
|
|
return this.responseText.evalJSON(options.sanitizeJSON ||
|
|
!this.request.isSameOrigin());
|
|
} catch (e) {
|
|
this.request.dispatchException(e);
|
|
}
|
|
}
|
|
});
|
|
|
|
Ajax.Updater = Class.create(Ajax.Request, {
|
|
initialize: function($super, container, url, options) {
|
|
this.container = {
|
|
success: (container.success || container),
|
|
failure: (container.failure || (container.success ? null : container))
|
|
};
|
|
|
|
options = Object.clone(options);
|
|
var onComplete = options.onComplete;
|
|
options.onComplete = (function(response, json) {
|
|
this.updateContent(response.responseText);
|
|
if (Object.isFunction(onComplete)) onComplete(response, json);
|
|
}).bind(this);
|
|
|
|
$super(url, options);
|
|
},
|
|
|
|
updateContent: function(responseText) {
|
|
var receiver = this.container[this.success() ? 'success' : 'failure'],
|
|
options = this.options;
|
|
|
|
if (!options.evalScripts) responseText = responseText.stripScripts();
|
|
|
|
if (receiver = $(receiver)) {
|
|
if (options.insertion) {
|
|
if (Object.isString(options.insertion)) {
|
|
var insertion = { }; insertion[options.insertion] = responseText;
|
|
receiver.insert(insertion);
|
|
}
|
|
else options.insertion(receiver, responseText);
|
|
}
|
|
else receiver.update(responseText);
|
|
}
|
|
}
|
|
});
|
|
|
|
Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
|
|
initialize: function($super, container, url, options) {
|
|
$super(options);
|
|
this.onComplete = this.options.onComplete;
|
|
|
|
this.frequency = (this.options.frequency || 2);
|
|
this.decay = (this.options.decay || 1);
|
|
|
|
this.updater = { };
|
|
this.container = container;
|
|
this.url = url;
|
|
|
|
this.start();
|
|
},
|
|
|
|
start: function() {
|
|
this.options.onComplete = this.updateComplete.bind(this);
|
|
this.onTimerEvent();
|
|
},
|
|
|
|
stop: function() {
|
|
this.updater.options.onComplete = undefined;
|
|
clearTimeout(this.timer);
|
|
(this.onComplete || Prototype.emptyFunction).apply(this, arguments);
|
|
},
|
|
|
|
updateComplete: function(response) {
|
|
if (this.options.decay) {
|
|
this.decay = (response.responseText == this.lastText ?
|
|
this.decay * this.options.decay : 1);
|
|
|
|
this.lastText = response.responseText;
|
|
}
|
|
this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
|
|
},
|
|
|
|
onTimerEvent: function() {
|
|
this.updater = new Ajax.Updater(this.container, this.url, this.options);
|
|
}
|
|
});
|
|
|
|
|
|
|
|
function $(element) {
|
|
if (arguments.length > 1) {
|
|
for (var i = 0, elements = [], length = arguments.length; i < length; i++)
|
|
elements.push($(arguments[i]));
|
|
return elements;
|
|
}
|
|
if (Object.isString(element))
|
|
element = document.getElementById(element);
|
|
return Element.extend(element);
|
|
}
|
|
|
|
if (Prototype.BrowserFeatures.XPath) {
|
|
document._getElementsByXPath = function(expression, parentElement) {
|
|
var results = [];
|
|
var query = document.evaluate(expression, $(parentElement) || document,
|
|
null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
|
|
for (var i = 0, length = query.snapshotLength; i < length; i++)
|
|
results.push(Element.extend(query.snapshotItem(i)));
|
|
return results;
|
|
};
|
|
}
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
if (!window.Node) var Node = { };
|
|
|
|
if (!Node.ELEMENT_NODE) {
|
|
Object.extend(Node, {
|
|
ELEMENT_NODE: 1,
|
|
ATTRIBUTE_NODE: 2,
|
|
TEXT_NODE: 3,
|
|
CDATA_SECTION_NODE: 4,
|
|
ENTITY_REFERENCE_NODE: 5,
|
|
ENTITY_NODE: 6,
|
|
PROCESSING_INSTRUCTION_NODE: 7,
|
|
COMMENT_NODE: 8,
|
|
DOCUMENT_NODE: 9,
|
|
DOCUMENT_TYPE_NODE: 10,
|
|
DOCUMENT_FRAGMENT_NODE: 11,
|
|
NOTATION_NODE: 12
|
|
});
|
|
}
|
|
|
|
|
|
(function(global) {
|
|
|
|
var SETATTRIBUTE_IGNORES_NAME = (function(){
|
|
var elForm = document.createElement("form"),
|
|
elInput = document.createElement("input"),
|
|
root = document.documentElement;
|
|
elInput.setAttribute("name", "test");
|
|
elForm.appendChild(elInput);
|
|
root.appendChild(elForm);
|
|
var isBuggy = elForm.elements
|
|
? (typeof elForm.elements.test == "undefined")
|
|
: null;
|
|
root.removeChild(elForm);
|
|
elForm = elInput = null;
|
|
return isBuggy;
|
|
})();
|
|
|
|
var element = global.Element;
|
|
global.Element = function(tagName, attributes) {
|
|
attributes = attributes || { };
|
|
tagName = tagName.toLowerCase();
|
|
var cache = Element.cache;
|
|
if (SETATTRIBUTE_IGNORES_NAME && 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(global.Element, element || { });
|
|
if (element) global.Element.prototype = element.prototype;
|
|
})(this);
|
|
|
|
Element.cache = { };
|
|
Element.idCounter = 1;
|
|
|
|
Element.Methods = {
|
|
visible: function(element) {
|
|
return $(element).style.display != 'none';
|
|
},
|
|
|
|
toggle: function(element) {
|
|
element = $(element);
|
|
Element[Element.visible(element) ? 'hide' : 'show'](element);
|
|
return element;
|
|
},
|
|
|
|
|
|
hide: function(element) {
|
|
element = $(element);
|
|
element.style.display = 'none';
|
|
return element;
|
|
},
|
|
|
|
show: function(element) {
|
|
element = $(element);
|
|
element.style.display = '';
|
|
return element;
|
|
},
|
|
|
|
remove: function(element) {
|
|
element = $(element);
|
|
element.parentNode.removeChild(element);
|
|
return element;
|
|
},
|
|
|
|
update: (function(){
|
|
|
|
var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){
|
|
var el = document.createElement("select"),
|
|
isBuggy = true;
|
|
el.innerHTML = "<option value=\"test\">test</option>";
|
|
if (el.options && el.options[0]) {
|
|
isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION";
|
|
}
|
|
el = null;
|
|
return isBuggy;
|
|
})();
|
|
|
|
var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){
|
|
try {
|
|
var el = document.createElement("table");
|
|
if (el && el.tBodies) {
|
|
el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>";
|
|
var isBuggy = typeof el.tBodies[0] == "undefined";
|
|
el = null;
|
|
return isBuggy;
|
|
}
|
|
} catch (e) {
|
|
return true;
|
|
}
|
|
})();
|
|
|
|
var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () {
|
|
var s = document.createElement("script"),
|
|
isBuggy = false;
|
|
try {
|
|
s.appendChild(document.createTextNode(""));
|
|
isBuggy = !s.firstChild ||
|
|
s.firstChild && s.firstChild.nodeType !== 3;
|
|
} catch (e) {
|
|
isBuggy = true;
|
|
}
|
|
s = null;
|
|
return isBuggy;
|
|
})();
|
|
|
|
function update(element, content) {
|
|
element = $(element);
|
|
|
|
if (content && content.toElement)
|
|
content = content.toElement();
|
|
|
|
if (Object.isElement(content))
|
|
return element.update().insert(content);
|
|
|
|
content = Object.toHTML(content);
|
|
|
|
var tagName = element.tagName.toUpperCase();
|
|
|
|
if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) {
|
|
element.text = content;
|
|
return element;
|
|
}
|
|
|
|
if (SELECT_ELEMENT_INNERHTML_BUGGY || TABLE_ELEMENT_INNERHTML_BUGGY) {
|
|
if (tagName in Element._insertionTranslations.tags) {
|
|
while (element.firstChild) {
|
|
element.removeChild(element.firstChild);
|
|
}
|
|
Element._getContentFromAnonymousElement(tagName, content.stripScripts())
|
|
.each(function(node) {
|
|
element.appendChild(node)
|
|
});
|
|
}
|
|
else {
|
|
element.innerHTML = content.stripScripts();
|
|
}
|
|
}
|
|
else {
|
|
element.innerHTML = content.stripScripts();
|
|
}
|
|
|
|
content.evalScripts.bind(content).defer();
|
|
return element;
|
|
}
|
|
|
|
return update;
|
|
})(),
|
|
|
|
replace: function(element, content) {
|
|
element = $(element);
|
|
if (content && content.toElement) content = content.toElement();
|
|
else if (!Object.isElement(content)) {
|
|
content = Object.toHTML(content);
|
|
var range = element.ownerDocument.createRange();
|
|
range.selectNode(element);
|
|
content.evalScripts.bind(content).defer();
|
|
content = range.createContextualFragment(content.stripScripts());
|
|
}
|
|
element.parentNode.replaceChild(content, element);
|
|
return element;
|
|
},
|
|
|
|
insert: function(element, insertions) {
|
|
element = $(element);
|
|
|
|
if (Object.isString(insertions) || Object.isNumber(insertions) ||
|
|
Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
|
|
insertions = {bottom:insertions};
|
|
|
|
var content, insert, tagName, childNodes;
|
|
|
|
for (var position in insertions) {
|
|
content = insertions[position];
|
|
position = position.toLowerCase();
|
|
insert = Element._insertionTranslations[position];
|
|
|
|
if (content && content.toElement) content = content.toElement();
|
|
if (Object.isElement(content)) {
|
|
insert(element, content);
|
|
continue;
|
|
}
|
|
|
|
content = Object.toHTML(content);
|
|
|
|
tagName = ((position == 'before' || position == 'after')
|
|
? element.parentNode : element).tagName.toUpperCase();
|
|
|
|
childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
|
|
|
|
if (position == 'top' || position == 'after') childNodes.reverse();
|
|
childNodes.each(insert.curry(element));
|
|
|
|
content.evalScripts.bind(content).defer();
|
|
}
|
|
|
|
return element;
|
|
},
|
|
|
|
wrap: function(element, wrapper, attributes) {
|
|
element = $(element);
|
|
if (Object.isElement(wrapper))
|
|
$(wrapper).writeAttribute(attributes || { });
|
|
else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
|
|
else wrapper = new Element('div', wrapper);
|
|
if (element.parentNode)
|
|
element.parentNode.replaceChild(wrapper, element);
|
|
wrapper.appendChild(element);
|
|
return wrapper;
|
|
},
|
|
|
|
inspect: function(element) {
|
|
element = $(element);
|
|
var result = '<' + element.tagName.toLowerCase();
|
|
$H({'id': 'id', 'className': 'class'}).each(function(pair) {
|
|
var property = pair.first(),
|
|
attribute = pair.last(),
|
|
value = (element[property] || '').toString();
|
|
if (value) result += ' ' + attribute + '=' + value.inspect(true);
|
|
});
|
|
return result + '>';
|
|
},
|
|
|
|
recursivelyCollect: function(element, property, maximumLength) {
|
|
element = $(element);
|
|
maximumLength = maximumLength || -1;
|
|
var elements = [];
|
|
|
|
while (element = element[property]) {
|
|
if (element.nodeType == 1)
|
|
elements.push(Element.extend(element));
|
|
if (elements.length == maximumLength)
|
|
break;
|
|
}
|
|
|
|
return elements;
|
|
},
|
|
|
|
ancestors: function(element) {
|
|
return Element.recursivelyCollect(element, 'parentNode');
|
|
},
|
|
|
|
descendants: function(element) {
|
|
return Element.select(element, "*");
|
|
},
|
|
|
|
firstDescendant: function(element) {
|
|
element = $(element).firstChild;
|
|
while (element && element.nodeType != 1) element = element.nextSibling;
|
|
return $(element);
|
|
},
|
|
|
|
immediateDescendants: function(element) {
|
|
var results = [], child = $(element).firstChild;
|
|
while (child) {
|
|
if (child.nodeType === 1) {
|
|
results.push(Element.extend(child));
|
|
}
|
|
child = child.nextSibling;
|
|
}
|
|
return results;
|
|
},
|
|
|
|
previousSiblings: function(element, maximumLength) {
|
|
return Element.recursivelyCollect(element, 'previousSibling');
|
|
},
|
|
|
|
nextSiblings: function(element) {
|
|
return Element.recursivelyCollect(element, 'nextSibling');
|
|
},
|
|
|
|
siblings: function(element) {
|
|
element = $(element);
|
|
return Element.previousSiblings(element).reverse()
|
|
.concat(Element.nextSiblings(element));
|
|
},
|
|
|
|
match: function(element, selector) {
|
|
element = $(element);
|
|
if (Object.isString(selector))
|
|
return Prototype.Selector.match(element, selector);
|
|
return selector.match(element);
|
|
},
|
|
|
|
up: function(element, expression, index) {
|
|
element = $(element);
|
|
if (arguments.length == 1) return $(element.parentNode);
|
|
var ancestors = Element.ancestors(element);
|
|
return Object.isNumber(expression) ? ancestors[expression] :
|
|
Prototype.Selector.filter(ancestors, expression)[index || 0];
|
|
},
|
|
|
|
down: function(element, expression, index) {
|
|
element = $(element);
|
|
if (arguments.length == 1) return Element.firstDescendant(element);
|
|
return Object.isNumber(expression) ? Element.descendants(element)[expression] :
|
|
Element.select(element, expression)[index || 0];
|
|
},
|
|
|
|
previous: function(element, expression, index) {
|
|
element = $(element);
|
|
if (Object.isNumber(expression)) index = expression, expression = false;
|
|
if (!Object.isNumber(index)) index = 0;
|
|
|
|
if (expression) {
|
|
return Prototype.Selector.filter(element.previousSiblings(), expression)[index];
|
|
} else {
|
|
return element.recursivelyCollect("previousSibling", index + 1)[index];
|
|
}
|
|
},
|
|
|
|
next: function(element, expression, index) {
|
|
element = $(element);
|
|
if (Object.isNumber(expression)) index = expression, expression = false;
|
|
if (!Object.isNumber(index)) index = 0;
|
|
|
|
if (expression) {
|
|
return Prototype.Selector.filter(element.nextSiblings(), expression)[index];
|
|
} else {
|
|
var maximumLength = Object.isNumber(index) ? index + 1 : 1;
|
|
return element.recursivelyCollect("nextSibling", index + 1)[index];
|
|
}
|
|
},
|
|
|
|
|
|
select: function(element) {
|
|
element = $(element);
|
|
var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
|
|
return Prototype.Selector.select(expressions, element);
|
|
},
|
|
|
|
adjacent: function(element) {
|
|
element = $(element);
|
|
var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
|
|
return Prototype.Selector.select(expressions, element.parentNode).without(element);
|
|
},
|
|
|
|
identify: function(element) {
|
|
element = $(element);
|
|
var id = Element.readAttribute(element, 'id');
|
|
if (id) return id;
|
|
do { id = 'anonymous_element_' + Element.idCounter++ } while ($(id));
|
|
Element.writeAttribute(element, 'id', id);
|
|
return id;
|
|
},
|
|
|
|
readAttribute: function(element, name) {
|
|
element = $(element);
|
|
if (Prototype.Browser.IE) {
|
|
var t = Element._attributeTranslations.read;
|
|
if (t.values[name]) return t.values[name](element, name);
|
|
if (t.names[name]) name = t.names[name];
|
|
if (name.include(':')) {
|
|
return (!element.attributes || !element.attributes[name]) ? null :
|
|
element.attributes[name].value;
|
|
}
|
|
}
|
|
return element.getAttribute(name);
|
|
},
|
|
|
|
writeAttribute: function(element, name, value) {
|
|
element = $(element);
|
|
var attributes = { }, t = Element._attributeTranslations.write;
|
|
|
|
if (typeof name == 'object') attributes = name;
|
|
else attributes[name] = Object.isUndefined(value) ? true : value;
|
|
|
|
for (var attr in attributes) {
|
|
name = t.names[attr] || attr;
|
|
value = attributes[attr];
|
|
if (t.values[attr]) name = t.values[attr](element, value);
|
|
if (value === false || value === null)
|
|
element.removeAttribute(name);
|
|
else if (value === true)
|
|
element.setAttribute(name, name);
|
|
else element.setAttribute(name, value);
|
|
}
|
|
return element;
|
|
},
|
|
|
|
getHeight: function(element) {
|
|
return Element.getDimensions(element).height;
|
|
},
|
|
|
|
getWidth: function(element) {
|
|
return Element.getDimensions(element).width;
|
|
},
|
|
|
|
classNames: function(element) {
|
|
return new Element.ClassNames(element);
|
|
},
|
|
|
|
hasClassName: function(element, className) {
|
|
if (!(element = $(element))) return;
|
|
var elementClassName = element.className;
|
|
return (elementClassName.length > 0 && (elementClassName == className ||
|
|
new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
|
|
},
|
|
|
|
addClassName: function(element, className) {
|
|
if (!(element = $(element))) return;
|
|
if (!Element.hasClassName(element, className))
|
|
element.className += (element.className ? ' ' : '') + className;
|
|
return element;
|
|
},
|
|
|
|
removeClassName: function(element, className) {
|
|
if (!(element = $(element))) return;
|
|
element.className = element.className.replace(
|
|
new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip();
|
|
return element;
|
|
},
|
|
|
|
toggleClassName: function(element, className) {
|
|
if (!(element = $(element))) return;
|
|
return Element[Element.hasClassName(element, className) ?
|
|
'removeClassName' : 'addClassName'](element, className);
|
|
},
|
|
|
|
cleanWhitespace: function(element) {
|
|
element = $(element);
|
|
var node = element.firstChild;
|
|
while (node) {
|
|
var nextNode = node.nextSibling;
|
|
if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
|
|
element.removeChild(node);
|
|
node = nextNode;
|
|
}
|
|
return element;
|
|
},
|
|
|
|
empty: function(element) {
|
|
return $(element).innerHTML.blank();
|
|
},
|
|
|
|
descendantOf: function(element, ancestor) {
|
|
element = $(element), ancestor = $(ancestor);
|
|
|
|
if (element.compareDocumentPosition)
|
|
return (element.compareDocumentPosition(ancestor) & 8) === 8;
|
|
|
|
if (ancestor.contains)
|
|
return ancestor.contains(element) && ancestor !== element;
|
|
|
|
while (element = element.parentNode)
|
|
if (element == ancestor) return true;
|
|
|
|
return false;
|
|
},
|
|
|
|
scrollTo: function(element) {
|
|
element = $(element);
|
|
var pos = Element.cumulativeOffset(element);
|
|
window.scrollTo(pos[0], pos[1]);
|
|
return element;
|
|
},
|
|
|
|
getStyle: function(element, style) {
|
|
element = $(element);
|
|
style = style == 'float' ? 'cssFloat' : style.camelize();
|
|
var value = element.style[style];
|
|
if (!value || value == 'auto') {
|
|
var css = document.defaultView.getComputedStyle(element, null);
|
|
value = css ? css[style] : null;
|
|
}
|
|
if (style == 'opacity') return value ? parseFloat(value) : 1.0;
|
|
return value == 'auto' ? null : value;
|
|
},
|
|
|
|
getOpacity: function(element) {
|
|
return $(element).getStyle('opacity');
|
|
},
|
|
|
|
setStyle: function(element, styles) {
|
|
element = $(element);
|
|
var elementStyle = element.style, match;
|
|
if (Object.isString(styles)) {
|
|
element.style.cssText += ';' + styles;
|
|
return styles.include('opacity') ?
|
|
element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element;
|
|
}
|
|
for (var property in styles)
|
|
if (property == 'opacity') element.setOpacity(styles[property]);
|
|
else
|
|
elementStyle[(property == 'float' || property == 'cssFloat') ?
|
|
(Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') :
|
|
property] = styles[property];
|
|
|
|
return element;
|
|
},
|
|
|
|
setOpacity: function(element, value) {
|
|
element = $(element);
|
|
element.style.opacity = (value == 1 || value === '') ? '' :
|
|
(value < 0.00001) ? 0 : value;
|
|
return element;
|
|
},
|
|
|
|
getDimensions: function(element) {
|
|
element = $(element);
|
|
var display = Element.getStyle(element, 'display');
|
|
if (display != 'none' && display != null) // Safari bug
|
|
return {width: element.offsetWidth, height: element.offsetHeight};
|
|
|
|
var els = element.style,
|
|
originalVisibility = els.visibility,
|
|
originalPosition = els.position,
|
|
originalDisplay = els.display;
|
|
els.visibility = 'hidden';
|
|
if (originalPosition != 'fixed') // Switching fixed to absolute causes issues in Safari
|
|
els.position = 'absolute';
|
|
els.display = 'block';
|
|
var originalWidth = element.clientWidth,
|
|
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';
|
|
if (Prototype.Browser.Opera) {
|
|
element.style.top = 0;
|
|
element.style.left = 0;
|
|
}
|
|
}
|
|
return element;
|
|
},
|
|
|
|
undoPositioned: function(element) {
|
|
element = $(element);
|
|
if (element._madePositioned) {
|
|
element._madePositioned = undefined;
|
|
element.style.position =
|
|
element.style.top =
|
|
element.style.left =
|
|
element.style.bottom =
|
|
element.style.right = '';
|
|
}
|
|
return element;
|
|
},
|
|
|
|
makeClipping: function(element) {
|
|
element = $(element);
|
|
if (element._overflow) return element;
|
|
element._overflow = Element.getStyle(element, 'overflow') || 'auto';
|
|
if (element._overflow !== 'hidden')
|
|
element.style.overflow = 'hidden';
|
|
return element;
|
|
},
|
|
|
|
undoClipping: function(element) {
|
|
element = $(element);
|
|
if (!element._overflow) return element;
|
|
element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
|
|
element._overflow = null;
|
|
return element;
|
|
},
|
|
|
|
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.toUpperCase() == 'BODY') break;
|
|
var p = Element.getStyle(element, 'position');
|
|
if (p !== 'static') break;
|
|
}
|
|
} while (element);
|
|
return Element._returnOffset(valueL, valueT);
|
|
},
|
|
|
|
absolutize: function(element) {
|
|
element = $(element);
|
|
if (Element.getStyle(element, 'position') == 'absolute') return element;
|
|
|
|
var offsets = Element.positionedOffset(element),
|
|
top = offsets[1],
|
|
left = offsets[0],
|
|
width = element.clientWidth,
|
|
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(element, 'position') == 'relative') return element;
|
|
|
|
element.style.position = 'relative';
|
|
var top = parseFloat(element.style.top || 0) - (element._originalTop || 0),
|
|
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,
|
|
element = forElement;
|
|
|
|
do {
|
|
valueT += element.offsetTop || 0;
|
|
valueL += element.offsetLeft || 0;
|
|
|
|
if (element.offsetParent == document.body &&
|
|
Element.getStyle(element, 'position') == 'absolute') break;
|
|
|
|
} while (element = element.offsetParent);
|
|
|
|
element = forElement;
|
|
do {
|
|
if (!Prototype.Browser.Opera || (element.tagName && (element.tagName.toUpperCase() == '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] || { });
|
|
|
|
source = $(source);
|
|
var p = Element.viewportOffset(source), delta = [0, 0], parent = null;
|
|
|
|
element = $(element);
|
|
|
|
if (Element.getStyle(element, 'position') == 'absolute') {
|
|
parent = Element.getOffsetParent(element);
|
|
delta = Element.viewportOffset(parent);
|
|
}
|
|
|
|
if (parent == document.body) {
|
|
delta[0] -= document.body.offsetLeft;
|
|
delta[1] -= document.body.offsetTop;
|
|
}
|
|
|
|
if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
|
|
if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
|
|
if (options.setWidth) element.style.width = source.offsetWidth + 'px';
|
|
if (options.setHeight) element.style.height = source.offsetHeight + 'px';
|
|
return element;
|
|
}
|
|
};
|
|
|
|
Object.extend(Element.Methods, {
|
|
getElementsBySelector: Element.Methods.select,
|
|
|
|
childElements: Element.Methods.immediateDescendants
|
|
});
|
|
|
|
Element._attributeTranslations = {
|
|
write: {
|
|
names: {
|
|
className: 'class',
|
|
htmlFor: 'for'
|
|
},
|
|
values: { }
|
|
}
|
|
};
|
|
|
|
if (Prototype.Browser.Opera) {
|
|
Element.Methods.getStyle = Element.Methods.getStyle.wrap(
|
|
function(proceed, element, style) {
|
|
switch (style) {
|
|
case 'left': case 'top': case 'right': case 'bottom':
|
|
if (proceed(element, 'position') === 'static') return null;
|
|
case 'height': case 'width':
|
|
if (!Element.visible(element)) return null;
|
|
|
|
var dim = parseInt(proceed(element, style), 10);
|
|
|
|
if (dim !== element['offset' + style.capitalize()])
|
|
return dim + 'px';
|
|
|
|
var properties;
|
|
if (style === 'height') {
|
|
properties = ['border-top-width', 'padding-top',
|
|
'padding-bottom', 'border-bottom-width'];
|
|
}
|
|
else {
|
|
properties = ['border-left-width', 'padding-left',
|
|
'padding-right', 'border-right-width'];
|
|
}
|
|
return properties.inject(dim, function(memo, property) {
|
|
var val = proceed(element, property);
|
|
return val === null ? memo : memo - parseInt(val, 10);
|
|
}) + 'px';
|
|
default: return proceed(element, style);
|
|
}
|
|
}
|
|
);
|
|
|
|
Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
|
|
function(proceed, element, attribute) {
|
|
if (attribute === 'title') return element.title;
|
|
return proceed(element, attribute);
|
|
}
|
|
);
|
|
}
|
|
|
|
else if (Prototype.Browser.IE) {
|
|
Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
|
|
function(proceed, element) {
|
|
element = $(element);
|
|
try { element.offsetParent }
|
|
catch(e) { return $(document.body) }
|
|
var position = element.getStyle('position');
|
|
if (position !== 'static') return proceed(element);
|
|
element.setStyle({ position: 'relative' });
|
|
var value = proceed(element);
|
|
element.setStyle({ position: position });
|
|
return value;
|
|
}
|
|
);
|
|
|
|
$w('positionedOffset viewportOffset').each(function(method) {
|
|
Element.Methods[method] = Element.Methods[method].wrap(
|
|
function(proceed, element) {
|
|
element = $(element);
|
|
try { element.offsetParent }
|
|
catch(e) { return Element._returnOffset(0,0) }
|
|
var position = element.getStyle('position');
|
|
if (position !== 'static') return proceed(element);
|
|
var offsetParent = element.getOffsetParent();
|
|
if (offsetParent && offsetParent.getStyle('position') === 'fixed')
|
|
offsetParent.setStyle({ zoom: 1 });
|
|
element.setStyle({ position: 'relative' });
|
|
var value = proceed(element);
|
|
element.setStyle({ position: position });
|
|
return value;
|
|
}
|
|
);
|
|
});
|
|
|
|
Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap(
|
|
function(proceed, element) {
|
|
try { element.offsetParent }
|
|
catch(e) { return Element._returnOffset(0,0) }
|
|
return proceed(element);
|
|
}
|
|
);
|
|
|
|
Element.Methods.getStyle = function(element, style) {
|
|
element = $(element);
|
|
style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
|
|
var value = element.style[style];
|
|
if (!value && element.currentStyle) value = element.currentStyle[style];
|
|
|
|
if (style == 'opacity') {
|
|
if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
|
|
if (value[1]) return parseFloat(value[1]) / 100;
|
|
return 1.0;
|
|
}
|
|
|
|
if (value == 'auto') {
|
|
if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
|
|
return element['offset' + style.capitalize()] + 'px';
|
|
return null;
|
|
}
|
|
return value;
|
|
};
|
|
|
|
Element.Methods.setOpacity = function(element, value) {
|
|
function stripAlpha(filter){
|
|
return filter.replace(/alpha\([^\)]*\)/gi,'');
|
|
}
|
|
element = $(element);
|
|
var currentStyle = element.currentStyle;
|
|
if ((currentStyle && !currentStyle.hasLayout) ||
|
|
(!currentStyle && element.style.zoom == 'normal'))
|
|
element.style.zoom = 1;
|
|
|
|
var filter = element.getStyle('filter'), style = element.style;
|
|
if (value == 1 || value === '') {
|
|
(filter = stripAlpha(filter)) ?
|
|
style.filter = filter : style.removeAttribute('filter');
|
|
return element;
|
|
} else if (value < 0.00001) value = 0;
|
|
style.filter = stripAlpha(filter) +
|
|
'alpha(opacity=' + (value * 100) + ')';
|
|
return element;
|
|
};
|
|
|
|
Element._attributeTranslations = (function(){
|
|
|
|
var classProp = 'className',
|
|
forProp = 'for',
|
|
el = document.createElement('div');
|
|
|
|
el.setAttribute(classProp, 'x');
|
|
|
|
if (el.className !== 'x') {
|
|
el.setAttribute('class', 'x');
|
|
if (el.className === 'x') {
|
|
classProp = 'class';
|
|
}
|
|
}
|
|
el = null;
|
|
|
|
el = document.createElement('label');
|
|
el.setAttribute(forProp, 'x');
|
|
if (el.htmlFor !== 'x') {
|
|
el.setAttribute('htmlFor', 'x');
|
|
if (el.htmlFor === 'x') {
|
|
forProp = 'htmlFor';
|
|
}
|
|
}
|
|
el = null;
|
|
|
|
return {
|
|
read: {
|
|
names: {
|
|
'class': classProp,
|
|
'className': classProp,
|
|
'for': forProp,
|
|
'htmlFor': forProp
|
|
},
|
|
values: {
|
|
_getAttr: function(element, attribute) {
|
|
return element.getAttribute(attribute);
|
|
},
|
|
_getAttr2: function(element, attribute) {
|
|
return element.getAttribute(attribute, 2);
|
|
},
|
|
_getAttrNode: function(element, attribute) {
|
|
var node = element.getAttributeNode(attribute);
|
|
return node ? node.value : "";
|
|
},
|
|
_getEv: (function(){
|
|
|
|
var el = document.createElement('div'), f;
|
|
el.onclick = Prototype.emptyFunction;
|
|
var value = el.getAttribute('onclick');
|
|
|
|
if (String(value).indexOf('{') > -1) {
|
|
f = function(element, attribute) {
|
|
attribute = element.getAttribute(attribute);
|
|
if (!attribute) return null;
|
|
attribute = attribute.toString();
|
|
attribute = attribute.split('{')[1];
|
|
attribute = attribute.split('}')[0];
|
|
return attribute.strip();
|
|
};
|
|
}
|
|
else if (value === '') {
|
|
f = function(element, attribute) {
|
|
attribute = element.getAttribute(attribute);
|
|
if (!attribute) return null;
|
|
return attribute.strip();
|
|
};
|
|
}
|
|
el = null;
|
|
return f;
|
|
})(),
|
|
_flag: function(element, attribute) {
|
|
return $(element).hasAttribute(attribute) ? attribute : null;
|
|
},
|
|
style: function(element) {
|
|
return element.style.cssText.toLowerCase();
|
|
},
|
|
title: function(element) {
|
|
return element.title;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
})();
|
|
|
|
Element._attributeTranslations.write = {
|
|
names: Object.extend({
|
|
cellpadding: 'cellPadding',
|
|
cellspacing: 'cellSpacing'
|
|
}, Element._attributeTranslations.read.names),
|
|
values: {
|
|
checked: function(element, value) {
|
|
element.checked = !!value;
|
|
},
|
|
|
|
style: function(element, value) {
|
|
element.style.cssText = value ? value : '';
|
|
}
|
|
}
|
|
};
|
|
|
|
Element._attributeTranslations.has = {};
|
|
|
|
$w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' +
|
|
'encType maxLength readOnly longDesc frameBorder').each(function(attr) {
|
|
Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
|
|
Element._attributeTranslations.has[attr.toLowerCase()] = attr;
|
|
});
|
|
|
|
(function(v) {
|
|
Object.extend(v, {
|
|
href: v._getAttr2,
|
|
src: v._getAttr2,
|
|
type: v._getAttr,
|
|
action: v._getAttrNode,
|
|
disabled: v._flag,
|
|
checked: v._flag,
|
|
readonly: v._flag,
|
|
multiple: v._flag,
|
|
onload: v._getEv,
|
|
onunload: v._getEv,
|
|
onclick: v._getEv,
|
|
ondblclick: v._getEv,
|
|
onmousedown: v._getEv,
|
|
onmouseup: v._getEv,
|
|
onmouseover: v._getEv,
|
|
onmousemove: v._getEv,
|
|
onmouseout: v._getEv,
|
|
onfocus: v._getEv,
|
|
onblur: v._getEv,
|
|
onkeypress: v._getEv,
|
|
onkeydown: v._getEv,
|
|
onkeyup: v._getEv,
|
|
onsubmit: v._getEv,
|
|
onreset: v._getEv,
|
|
onselect: v._getEv,
|
|
onchange: v._getEv
|
|
});
|
|
})(Element._attributeTranslations.read.values);
|
|
|
|
if (Prototype.BrowserFeatures.ElementExtensions) {
|
|
(function() {
|
|
function _descendants(element) {
|
|
var nodes = element.getElementsByTagName('*'), results = [];
|
|
for (var i = 0, node; node = nodes[i]; i++)
|
|
if (node.tagName !== "!") // Filter out comment nodes.
|
|
results.push(node);
|
|
return results;
|
|
}
|
|
|
|
Element.Methods.down = function(element, expression, index) {
|
|
element = $(element);
|
|
if (arguments.length == 1) return element.firstDescendant();
|
|
return Object.isNumber(expression) ? _descendants(element)[expression] :
|
|
Element.select(element, expression)[index || 0];
|
|
}
|
|
})();
|
|
}
|
|
|
|
}
|
|
|
|
else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) {
|
|
Element.Methods.setOpacity = function(element, value) {
|
|
element = $(element);
|
|
element.style.opacity = (value == 1) ? 0.999999 :
|
|
(value === '') ? '' : (value < 0.00001) ? 0 : value;
|
|
return element;
|
|
};
|
|
}
|
|
|
|
else if (Prototype.Browser.WebKit) {
|
|
Element.Methods.setOpacity = function(element, value) {
|
|
element = $(element);
|
|
element.style.opacity = (value == 1 || value === '') ? '' :
|
|
(value < 0.00001) ? 0 : value;
|
|
|
|
if (value == 1)
|
|
if (element.tagName.toUpperCase() == 'IMG' && element.width) {
|
|
element.width++; element.width--;
|
|
} else try {
|
|
var n = document.createTextNode(' ');
|
|
element.appendChild(n);
|
|
element.removeChild(n);
|
|
} catch (e) { }
|
|
|
|
return element;
|
|
};
|
|
|
|
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 ('outerHTML' in document.documentElement) {
|
|
Element.Methods.replace = function(element, content) {
|
|
element = $(element);
|
|
|
|
if (content && content.toElement) content = content.toElement();
|
|
if (Object.isElement(content)) {
|
|
element.parentNode.replaceChild(content, element);
|
|
return element;
|
|
}
|
|
|
|
content = Object.toHTML(content);
|
|
var parent = element.parentNode, tagName = parent.tagName.toUpperCase();
|
|
|
|
if (Element._insertionTranslations.tags[tagName]) {
|
|
var nextSibling = element.next(),
|
|
fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
|
|
parent.removeChild(element);
|
|
if (nextSibling)
|
|
fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
|
|
else
|
|
fragments.each(function(node) { parent.appendChild(node) });
|
|
}
|
|
else element.outerHTML = content.stripScripts();
|
|
|
|
content.evalScripts.bind(content).defer();
|
|
return element;
|
|
};
|
|
}
|
|
|
|
Element._returnOffset = function(l, t) {
|
|
var result = [l, t];
|
|
result.left = l;
|
|
result.top = t;
|
|
return result;
|
|
};
|
|
|
|
Element._getContentFromAnonymousElement = function(tagName, html) {
|
|
var div = new Element('div'),
|
|
t = Element._insertionTranslations.tags[tagName];
|
|
if (t) {
|
|
div.innerHTML = t[0] + html + t[1];
|
|
for (var i = t[2]; i--; ) {
|
|
div = div.firstChild;
|
|
}
|
|
}
|
|
else {
|
|
div.innerHTML = html;
|
|
}
|
|
return $A(div.childNodes);
|
|
};
|
|
|
|
Element._insertionTranslations = {
|
|
before: function(element, node) {
|
|
element.parentNode.insertBefore(node, element);
|
|
},
|
|
top: function(element, node) {
|
|
element.insertBefore(node, element.firstChild);
|
|
},
|
|
bottom: function(element, node) {
|
|
element.appendChild(node);
|
|
},
|
|
after: function(element, node) {
|
|
element.parentNode.insertBefore(node, element.nextSibling);
|
|
},
|
|
tags: {
|
|
TABLE: ['<table>', '</table>', 1],
|
|
TBODY: ['<table><tbody>', '</tbody></table>', 2],
|
|
TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3],
|
|
TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
|
|
SELECT: ['<select>', '</select>', 1]
|
|
}
|
|
};
|
|
|
|
(function() {
|
|
var tags = Element._insertionTranslations.tags;
|
|
Object.extend(tags, {
|
|
THEAD: tags.TBODY,
|
|
TFOOT: tags.TBODY,
|
|
TH: tags.TD
|
|
});
|
|
})();
|
|
|
|
Element.Methods.Simulated = {
|
|
hasAttribute: function(element, attribute) {
|
|
attribute = Element._attributeTranslations.has[attribute] || attribute;
|
|
var node = $(element).getAttributeNode(attribute);
|
|
return !!(node && node.specified);
|
|
}
|
|
};
|
|
|
|
Element.Methods.ByTag = { };
|
|
|
|
Object.extend(Element, Element.Methods);
|
|
|
|
(function(div) {
|
|
|
|
if (!Prototype.BrowserFeatures.ElementExtensions && div['__proto__']) {
|
|
window.HTMLElement = { };
|
|
window.HTMLElement.prototype = div['__proto__'];
|
|
Prototype.BrowserFeatures.ElementExtensions = true;
|
|
}
|
|
|
|
div = null;
|
|
|
|
})(document.createElement('div'));
|
|
|
|
Element.extend = (function() {
|
|
|
|
function checkDeficiency(tagName) {
|
|
if (typeof window.Element != 'undefined') {
|
|
var proto = window.Element.prototype;
|
|
if (proto) {
|
|
var id = '_' + (Math.random()+'').slice(2),
|
|
el = document.createElement(tagName);
|
|
proto[id] = 'x';
|
|
var isBuggy = (el[id] !== 'x');
|
|
delete proto[id];
|
|
el = null;
|
|
return isBuggy;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function extendElementWith(element, methods) {
|
|
for (var property in methods) {
|
|
var value = methods[property];
|
|
if (Object.isFunction(value) && !(property in element))
|
|
element[property] = value.methodize();
|
|
}
|
|
}
|
|
|
|
var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY = checkDeficiency('object');
|
|
|
|
if (Prototype.BrowserFeatures.SpecificElementExtensions) {
|
|
if (HTMLOBJECTELEMENT_PROTOTYPE_BUGGY) {
|
|
return function(element) {
|
|
if (element && typeof element._extendedByPrototype == 'undefined') {
|
|
var t = element.tagName;
|
|
if (t && (/^(?:object|applet|embed)$/i.test(t))) {
|
|
extendElementWith(element, Element.Methods);
|
|
extendElementWith(element, Element.Methods.Simulated);
|
|
extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]);
|
|
}
|
|
}
|
|
return element;
|
|
}
|
|
}
|
|
return Prototype.K;
|
|
}
|
|
|
|
var Methods = { }, ByTag = Element.Methods.ByTag;
|
|
|
|
var extend = Object.extend(function(element) {
|
|
if (!element || typeof element._extendedByPrototype != 'undefined' ||
|
|
element.nodeType != 1 || element == window) return element;
|
|
|
|
var methods = Object.clone(Methods),
|
|
tagName = element.tagName.toUpperCase();
|
|
|
|
if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
|
|
|
|
extendElementWith(element, methods);
|
|
|
|
element._extendedByPrototype = Prototype.emptyFunction;
|
|
return element;
|
|
|
|
}, {
|
|
refresh: function() {
|
|
if (!Prototype.BrowserFeatures.ElementExtensions) {
|
|
Object.extend(Methods, Element.Methods);
|
|
Object.extend(Methods, Element.Methods.Simulated);
|
|
}
|
|
}
|
|
});
|
|
|
|
extend.refresh();
|
|
return extend;
|
|
})();
|
|
|
|
if (document.documentElement.hasAttribute) {
|
|
Element.hasAttribute = function(element, attribute) {
|
|
return element.hasAttribute(attribute);
|
|
};
|
|
}
|
|
else {
|
|
Element.hasAttribute = Element.Methods.Simulated.hasAttribute;
|
|
}
|
|
|
|
Element.addMethods = function(methods) {
|
|
var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
|
|
|
|
if (!methods) {
|
|
Object.extend(Form, Form.Methods);
|
|
Object.extend(Form.Element, Form.Element.Methods);
|
|
Object.extend(Element.Methods.ByTag, {
|
|
"FORM": Object.clone(Form.Methods),
|
|
"INPUT": Object.clone(Form.Element.Methods),
|
|
"SELECT": Object.clone(Form.Element.Methods),
|
|
"TEXTAREA": Object.clone(Form.Element.Methods)
|
|
});
|
|
}
|
|
|
|
if (arguments.length == 2) {
|
|
var tagName = methods;
|
|
methods = arguments[1];
|
|
}
|
|
|
|
if (!tagName) Object.extend(Element.Methods, methods || { });
|
|
else {
|
|
if (Object.isArray(tagName)) tagName.each(extend);
|
|
else extend(tagName);
|
|
}
|
|
|
|
function extend(tagName) {
|
|
tagName = tagName.toUpperCase();
|
|
if (!Element.Methods.ByTag[tagName])
|
|
Element.Methods.ByTag[tagName] = { };
|
|
Object.extend(Element.Methods.ByTag[tagName], methods);
|
|
}
|
|
|
|
function copy(methods, destination, onlyIfAbsent) {
|
|
onlyIfAbsent = onlyIfAbsent || false;
|
|
for (var property in methods) {
|
|
var value = methods[property];
|
|
if (!Object.isFunction(value)) continue;
|
|
if (!onlyIfAbsent || !(property in destination))
|
|
destination[property] = value.methodize();
|
|
}
|
|
}
|
|
|
|
function findDOMClass(tagName) {
|
|
var klass;
|
|
var trans = {
|
|
"OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
|
|
"FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
|
|
"DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
|
|
"H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
|
|
"INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
|
|
"TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
|
|
"TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
|
|
"TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
|
|
"FrameSet", "IFRAME": "IFrame"
|
|
};
|
|
if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
|
|
if (window[klass]) return window[klass];
|
|
klass = 'HTML' + tagName + 'Element';
|
|
if (window[klass]) return window[klass];
|
|
klass = 'HTML' + tagName.capitalize() + 'Element';
|
|
if (window[klass]) return window[klass];
|
|
|
|
var element = document.createElement(tagName),
|
|
proto = element['__proto__'] || element.constructor.prototype;
|
|
|
|
element = null;
|
|
return proto;
|
|
}
|
|
|
|
var elementPrototype = window.HTMLElement ? HTMLElement.prototype :
|
|
Element.prototype;
|
|
|
|
if (F.ElementExtensions) {
|
|
copy(Element.Methods, elementPrototype);
|
|
copy(Element.Methods.Simulated, elementPrototype, true);
|
|
}
|
|
|
|
if (F.SpecificElementExtensions) {
|
|
for (var tag in Element.Methods.ByTag) {
|
|
var klass = findDOMClass(tag);
|
|
if (Object.isUndefined(klass)) continue;
|
|
copy(T[tag], klass.prototype);
|
|
}
|
|
}
|
|
|
|
Object.extend(Element, Element.Methods);
|
|
delete Element.ByTag;
|
|
|
|
if (Element.extend.refresh) Element.extend.refresh();
|
|
Element.cache = { };
|
|
};
|
|
|
|
|
|
document.viewport = {
|
|
|
|
getDimensions: function() {
|
|
return { width: this.getWidth(), height: this.getHeight() };
|
|
},
|
|
|
|
getScrollOffsets: function() {
|
|
return Element._returnOffset(
|
|
window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
|
|
window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
|
|
}
|
|
};
|
|
|
|
(function(viewport) {
|
|
var B = Prototype.Browser, doc = document, element, property = {};
|
|
|
|
function getRootElement() {
|
|
if (B.WebKit && !doc.evaluate)
|
|
return document;
|
|
|
|
if (B.Opera && window.parseFloat(window.opera.version()) < 9.5)
|
|
return document.body;
|
|
|
|
return document.documentElement;
|
|
}
|
|
|
|
function define(D) {
|
|
if (!element) element = getRootElement();
|
|
|
|
property[D] = 'client' + D;
|
|
|
|
viewport['get' + D] = function() { return element[property[D]] };
|
|
return viewport['get' + D]();
|
|
}
|
|
|
|
viewport.getWidth = define.curry('Width');
|
|
|
|
viewport.getHeight = define.curry('Height');
|
|
})(document.viewport);
|
|
|
|
|
|
Element.Storage = {
|
|
UID: 1
|
|
};
|
|
|
|
Element.addMethods({
|
|
getStorage: function(element) {
|
|
if (!(element = $(element))) return;
|
|
|
|
var uid;
|
|
if (element === window) {
|
|
uid = 0;
|
|
} else {
|
|
if (typeof element._prototypeUID === "undefined")
|
|
element._prototypeUID = [Element.Storage.UID++];
|
|
uid = element._prototypeUID[0];
|
|
}
|
|
|
|
if (!Element.Storage[uid])
|
|
Element.Storage[uid] = $H();
|
|
|
|
return Element.Storage[uid];
|
|
},
|
|
|
|
store: function(element, key, value) {
|
|
if (!(element = $(element))) return;
|
|
|
|
if (arguments.length === 2) {
|
|
Element.getStorage(element).update(key);
|
|
} else {
|
|
Element.getStorage(element).set(key, value);
|
|
}
|
|
|
|
return element;
|
|
},
|
|
|
|
retrieve: function(element, key, defaultValue) {
|
|
if (!(element = $(element))) return;
|
|
var hash = Element.getStorage(element), value = hash.get(key);
|
|
|
|
if (Object.isUndefined(value)) {
|
|
hash.set(key, defaultValue);
|
|
value = defaultValue;
|
|
}
|
|
|
|
return value;
|
|
},
|
|
|
|
clone: function(element, deep) {
|
|
if (!(element = $(element))) return;
|
|
var clone = element.cloneNode(deep);
|
|
clone._prototypeUID = void 0;
|
|
if (deep) {
|
|
var descendants = Element.select(clone, '*'),
|
|
i = descendants.length;
|
|
while (i--) {
|
|
descendants[i]._prototypeUID = void 0;
|
|
}
|
|
}
|
|
return Element.extend(clone);
|
|
}
|
|
});
|
|
Prototype._original_property = window.NW;
|
|
/*
|
|
* Copyright (C) 2007-2009 Diego Perini
|
|
* All rights reserved.
|
|
*
|
|
* nwmatcher.js - A fast CSS selector engine and matcher
|
|
*
|
|
* Author: Diego Perini <diego.perini at gmail com>
|
|
* Version: 1.2.0
|
|
* Created: 20070722
|
|
* Release: 20091001
|
|
*
|
|
* License:
|
|
* http://javascript.nwbox.com/NWMatcher/MIT-LICENSE
|
|
* Download:
|
|
* http://javascript.nwbox.com/NWMatcher/nwmatcher.js
|
|
*/
|
|
|
|
window.NW || (window.NW = {});
|
|
|
|
NW.Dom = (function(global) {
|
|
|
|
var version = 'nwmatcher-1.2.0',
|
|
|
|
base = global.document,
|
|
|
|
context = global.document,
|
|
|
|
docType = context.doctype,
|
|
|
|
root = context.documentElement,
|
|
|
|
view = base.defaultView || base.parentWindow,
|
|
|
|
slice = Array.prototype.slice,
|
|
|
|
compatMode = context.compatMode ||
|
|
(function() {
|
|
var el; (el = document.createElement('div')).style.width = 1;
|
|
return el.style.width == '1px' ? 'BackCompat' : 'CSS1Compat';
|
|
})(),
|
|
|
|
stripTags = function(s) {
|
|
return s.replace(/<\/?("[^\"]*"|'[^\']*'|[^>])+>/gi, '');
|
|
},
|
|
|
|
|
|
trim = String.prototype.trim && !' \t\n\r\f'.trim() ?
|
|
String.prototype.trim :
|
|
function() { return this.replace(/^[\x20\t\n\r\f]+|[\x20\t\n\r\f]+$/g, ''); },
|
|
|
|
/* BEGIN FEATURE TESTING */
|
|
|
|
isNative = (function() {
|
|
var s = (global.open + '').replace(/open/g, '');
|
|
return function(object, method) {
|
|
var m = object ? object[method] : false, r = new RegExp(method, 'g');
|
|
return !!(m && typeof m != 'string' && s === (m + '').replace(r, ''));
|
|
};
|
|
})(),
|
|
|
|
NATIVE_TRAVERSAL_API =
|
|
'nextElementSibling' in root &&
|
|
'previousElementSibling' in root,
|
|
|
|
NATIVE_HAS_ATTRIBUTE = isNative(root, 'hasAttribute'),
|
|
|
|
NATIVE_QSAPI = isNative(context, 'querySelector'),
|
|
NATIVE_GEBID = isNative(context, 'getElementById'),
|
|
NATIVE_GEBTN = isNative(root, 'getElementsByTagName'),
|
|
NATIVE_GEBCN = isNative(root, 'getElementsByClassName'),
|
|
|
|
CHILD_NODES =
|
|
'children' in root ?
|
|
(view && global !== view ?
|
|
'childNodes' :
|
|
'children') :
|
|
'childNodes',
|
|
|
|
NATIVE_SLICE_PROTO =
|
|
(function() {
|
|
var isSupported = false, div = context.createElement('div');
|
|
try {
|
|
div.innerHTML = '<div id="length"></div>';
|
|
root.insertBefore(div, root.firstChild);
|
|
isSupported = !!slice.call(div.childNodes, 0)[0];
|
|
} catch(e) {
|
|
} finally {
|
|
root.removeChild(div).innerHTML = '';
|
|
}
|
|
return isSupported;
|
|
})(),
|
|
|
|
NATIVE_MUTATION_EVENTS = root.addEventListener ?
|
|
(function() {
|
|
var isSupported, id = root.id,
|
|
handler = function() {
|
|
root.removeEventListener('DOMAttrModified', handler, false);
|
|
isSupported = true;
|
|
};
|
|
|
|
root.addEventListener('DOMAttrModified', handler, false);
|
|
root.id = 'nw';
|
|
|
|
root.id = id;
|
|
handler = null;
|
|
return !!isSupported;
|
|
})() :
|
|
false,
|
|
|
|
|
|
BUGGY_GEBID = NATIVE_GEBID ?
|
|
(function() {
|
|
var isBuggy, div = context.createElement('div');
|
|
div.innerHTML = '<a name="Z"></a>';
|
|
root.insertBefore(div, root.firstChild);
|
|
isBuggy = !!div.ownerDocument.getElementById('Z');
|
|
div.innerHTML = '';
|
|
root.removeChild(div);
|
|
div = null;
|
|
return isBuggy;
|
|
})() :
|
|
true,
|
|
|
|
BUGGY_GEBTN = NATIVE_GEBTN ?
|
|
(function() {
|
|
var isBuggy, div = context.createElement('div');
|
|
div.appendChild(context.createComment(''));
|
|
isBuggy = div.getElementsByTagName('*')[0];
|
|
div.innerHTML = '';
|
|
div = null;
|
|
return isBuggy;
|
|
})() :
|
|
true,
|
|
|
|
BUGGY_GEBCN = NATIVE_GEBCN ?
|
|
(function() {
|
|
var isBuggy,
|
|
div = context.createElement('div'),
|
|
method = 'getElementsByClassName',
|
|
test = /\u53f0\u5317/;
|
|
|
|
div.innerHTML = '<span class="' + test + 'abc ' + test + '"></span><span class="x"></span>';
|
|
isBuggy = !div[method](test)[0];
|
|
|
|
div.lastChild.className = test;
|
|
if (!isBuggy) isBuggy = div[method](test).length !== 2;
|
|
|
|
div.innerHTML = '';
|
|
div = null;
|
|
return isBuggy;
|
|
})() :
|
|
true,
|
|
|
|
BUGGY_QSAPI = NATIVE_QSAPI ? (function() {
|
|
var pattern = [ ], div = context.createElement('div');
|
|
|
|
div.innerHTML = '<b class="X"></b>';
|
|
if (compatMode == 'BackCompat' && div.querySelector('.x') === null) {
|
|
return { 'test': function() { return true; } };
|
|
}
|
|
|
|
div.innerHTML = '<input type="hidden">';
|
|
try {
|
|
div.querySelectorAll(':enabled').length === 1 && pattern.push(':enabled', ':disabled');
|
|
} catch(e) { }
|
|
|
|
div.innerHTML = '<input type="checkbox" checked>';
|
|
try {
|
|
div.querySelectorAll(':checked').length !== 1 && pattern.push(':checked');
|
|
} catch(e) { }
|
|
|
|
div.innerHTML = '<a href="x"></a>';
|
|
div.querySelectorAll(':link').length !== 1 && pattern.push(':link');
|
|
|
|
div.innerHTML = '';
|
|
div = null;
|
|
|
|
return pattern.length ?
|
|
new RegExp(pattern.join('|')) :
|
|
{ 'test': function() { return false; } };
|
|
})() :
|
|
true,
|
|
|
|
/* END FEATURE TESTING */
|
|
|
|
XHTML_TABLE = {
|
|
'accept': 1, 'accept-charset': 1, 'alink': 1, 'axis': 1,
|
|
'bgcolor': 1, 'charset': 1, 'codetype': 1, 'color': 1,
|
|
'enctype': 1, 'face': 1, 'hreflang': 1, 'http-equiv': 1,
|
|
'lang': 1, 'language': 1, 'link': 1, 'media': 1, 'rel': 1,
|
|
'rev': 1, 'target': 1, 'text': 1, 'type': 1, 'vlink': 1
|
|
},
|
|
|
|
HTML_TABLE = {
|
|
'class': compatMode.indexOf('CSS') > -1 ? 0 : 1,
|
|
'accept': 1, 'accept-charset': 1, 'align': 1, 'alink': 1, 'axis': 1,
|
|
'bgcolor': 1, 'charset': 1, 'checked': 1, 'clear': 1, 'codetype': 1, 'color': 1,
|
|
'compact': 1, 'declare': 1, 'defer': 1, 'dir': 1, 'direction': 1, 'disabled': 1,
|
|
'enctype': 1, 'face': 1, 'frame': 1, 'hreflang': 1, 'http-equiv': 1, 'lang': 1,
|
|
'language': 1, 'link': 1, 'media': 1, 'method': 1, 'multiple': 1, 'nohref': 1,
|
|
'noresize': 1, 'noshade': 1, 'nowrap': 1, 'readonly': 1, 'rel': 1, 'rev': 1,
|
|
'rules': 1, 'scope': 1, 'scrolling': 1, 'selected': 1, 'shape': 1, 'target': 1,
|
|
'text': 1, 'type': 1, 'valign': 1, 'valuetype': 1, 'vlink': 1
|
|
},
|
|
|
|
INSENSITIVE_TABLE = docType && docType.systemId && docType.systemId.indexOf('xhtml') > -1 ?
|
|
XHTML_TABLE : HTML_TABLE,
|
|
|
|
attributesURI = {
|
|
'action': 2, 'cite': 2, 'codebase': 2, 'data': 2, 'href': 2,
|
|
'longdesc': 2, 'lowsrc': 2, 'src': 2, 'usemap': 2
|
|
},
|
|
|
|
compiledSelectors = { },
|
|
|
|
compiledMatchers = { },
|
|
|
|
isClassNameLowered = INSENSITIVE_TABLE['class'],
|
|
|
|
encoding = '((?:[-\\w]|[^\\x00-\\xa0]|\\\\.)+)',
|
|
|
|
skipgroup = '(?:\\[.*\\]|\\(.*\\))',
|
|
|
|
validator = /([.:#*\w]|[^\x00-\xa0])/,
|
|
|
|
simpleSelector = /^[.#]?[-\w]+$/,
|
|
|
|
noncomplex = /([-\w]+)?(?:\#([-\w]+))?(?:\.([-\w]+))?/,
|
|
|
|
group = /([^,()[\]]+|\([^()]+\)|\(.*\)|\[(?:\[[^[\]]*\]|["'][^'"]*["']|[^'"[\]]+)+\]|\[.*\]|\\.)+/g,
|
|
|
|
Selectors = {
|
|
},
|
|
|
|
Operators = {
|
|
'=': "%p==='%m'",
|
|
'!=': "%p!=='%m'",
|
|
'^=': "%p.indexOf('%m')==0",
|
|
'*=': "%p.indexOf('%m')>-1",
|
|
'|=': "(%p+'-').indexOf('%m-')==0",
|
|
'~=': "(' '+%p+' ').indexOf(' %m ')>-1",
|
|
'$=': "%p.substr(%p.length - '%m'.length) === '%m'"
|
|
},
|
|
|
|
Optimize = {
|
|
ID: new RegExp("#" + encoding + "|" + skipgroup + "*"),
|
|
TAG: new RegExp(encoding + "|" + skipgroup + "*"),
|
|
CLASS: new RegExp("\\." + encoding + "|" + skipgroup + "*"),
|
|
TOKEN: /([^ >+~,\\()[\]]+|\([^()]+\)|\(.*\)|\[[^[\]]+\]|\[.*\]|\\.)+/g
|
|
},
|
|
|
|
rePositionals = /:(nth|of-type)/,
|
|
reDescendants = /[^> \w]/,
|
|
reClassValue = /([-\w]+)/,
|
|
reSiblings = /[^+~\w]/,
|
|
reTrim = /^[\x20\t\n\r\f]+|[\x20\t\n\r\f]+$/g,
|
|
|
|
reIdSelector = /\#([-\w]+)$/,
|
|
|
|
Patterns = {
|
|
attribute: /^\[[\x20\t\n\r\f]*([-\w]*:?(?:[-\w])+)[\x20\t\n\r\f]*(?:([~*^$|!]?=)[\x20\t\n\r\f]*(["']*)([^'"()]*?)\3)?[\x20\t\n\r\f]*\](.*)/,
|
|
spseudos: /^\:(root|empty|nth)?-?(first|last|only)?-?(child)?-?(of-type)?(\((?:even|odd|[^\)]*)\))?(.*)/,
|
|
dpseudos: /^\:([\w]+|[^\x00-\xa0]+)(?:\((["']*)(.*?(\(.*\))?[^'"()]*?)\2\))?(.*)/,
|
|
children: /^[\x20\t\n\r\f]*\>[\x20\t\n\r\f]*(.*)/,
|
|
adjacent: /^[\x20\t\n\r\f]*\+[\x20\t\n\r\f]*(.*)/,
|
|
relative: /^[\x20\t\n\r\f]*\~[\x20\t\n\r\f]*(.*)/,
|
|
ancestor: /^[\x20\t\n\r\f]+(.*)/,
|
|
universal: /^\*(.*)/,
|
|
id: new RegExp("^#" + encoding + "(.*)"),
|
|
tagName: new RegExp("^" + encoding + "(.*)"),
|
|
className: new RegExp("^\\." + encoding + "(.*)")
|
|
},
|
|
|
|
CSS3PseudoClasses = {
|
|
Structural: {
|
|
'root': 3, 'empty': 3,
|
|
'first-child': 3, 'last-child': 3, 'only-child': 3,
|
|
'first-of-type': 3, 'last-of-type': 3, 'only-of-type': 3,
|
|
'first-child-of-type': 3, 'last-child-of-type': 3, 'only-child-of-type': 3,
|
|
'nth-child': 3, 'nth-last-child': 3, 'nth-of-type': 3, 'nth-last-of-type': 3
|
|
},
|
|
|
|
Others: {
|
|
'checked': 3, 'disabled': 3, 'enabled': 3, 'selected': 2, 'indeterminate': '?',
|
|
'active': 3, 'focus': 3, 'hover': 3, 'link': 3, 'visited': 3,
|
|
'target': 3,
|
|
'lang': 3,
|
|
'not': 3,
|
|
'contains': '?'
|
|
}
|
|
},
|
|
|
|
|
|
ACCEPT_NODE = 'f&&f(N);r[r.length]=N;continue main;',
|
|
|
|
SKIP_COMMENTS = BUGGY_GEBTN ? 'if(e.nodeType!=1){continue;}' : '',
|
|
|
|
CONTAINS_TEXT =
|
|
'textContent' in root ?
|
|
'e.textContent' :
|
|
(function() {
|
|
var t = context.createElement('div');
|
|
t.innerHTML = '<p>p</p>';
|
|
t.style.display = 'none';
|
|
return t.innerText.length > 0 ?
|
|
'e.innerText' :
|
|
's.stripTags(e.innerHTML)';
|
|
})(),
|
|
|
|
compileGroup =
|
|
function(selector, source, mode) {
|
|
var i = 0, seen = { }, parts, token;
|
|
if ((parts = selector.match(group))) {
|
|
while ((token = parts[i++])) {
|
|
token = token.replace(reTrim, '');
|
|
if (!seen[token]) source += 'e=N;' + compileSelector(token, mode ? ACCEPT_NODE : 'return true;');
|
|
seen[token] = true;
|
|
}
|
|
}
|
|
if (mode) {
|
|
return new Function('c,s,d,h,g,f', 'var k,e,r,n,C,N,T,x=0;main:for(k=0,r=[];e=N=c[k];k++){' + SKIP_COMMENTS + source + '}return r;');
|
|
} else {
|
|
return new Function('e,s,d,h,g,f', 'var n,C,N=e,T,x=0;' + source + 'return false;');
|
|
}
|
|
},
|
|
|
|
compileSelector =
|
|
function(selector, source) {
|
|
|
|
var i, a, b, n, k, expr, match, result, status, test, type;
|
|
|
|
k = 0;
|
|
|
|
while (selector) {
|
|
|
|
if ((match = selector.match(Patterns.universal))) {
|
|
true;
|
|
}
|
|
|
|
else if ((match = selector.match(Patterns.id))) {
|
|
if (base.getElementsByName('id')[0] || base.getElementById('id')) {
|
|
source = 'if((e.submit?s.getAttribute(e,"id"):e.id)=="' + match[1] + '"){' + source + '}';
|
|
} else {
|
|
source = 'if(e.id=="' + match[1] + '"){' + source + '}';
|
|
}
|
|
}
|
|
|
|
else if ((match = selector.match(Patterns.tagName))) {
|
|
source = 'if(e.nodeName=="' + match[1].toUpperCase() + '"||e.nodeName=="' + match[1].toLowerCase() + '"){' + source + '}';
|
|
}
|
|
|
|
else if ((match = selector.match(Patterns.className))) {
|
|
source = 'if((" "+e.className+" ").replace(/[\\t\\n\\r\\f]/g," ").indexOf(" ' + match[1] + ' ")>-1){' + source + '}';
|
|
}
|
|
|
|
else if ((match = selector.match(Patterns.attribute))) {
|
|
expr = match[1].split(':');
|
|
expr = expr.length == 2 ? expr[1] : expr[0] + '';
|
|
|
|
if (match[4] && INSENSITIVE_TABLE[expr.toLowerCase()]) {
|
|
match[4] = match[4].toLowerCase();
|
|
}
|
|
|
|
source = (match[2] ? 'T=s.getAttribute(e,"' + match[1] + '");' : '') +
|
|
'if(' + (match[2] ? Operators[match[2]].replace(/\%p/g, 'T' +
|
|
(expr ? '' : '.toLowerCase()')).replace(/\%m/g, match[4]) :
|
|
's.hasAttribute(e,"' + match[1] + '")') +
|
|
'){' + source + '}';
|
|
}
|
|
|
|
else if ((match = selector.match(Patterns.adjacent))) {
|
|
if (NATIVE_TRAVERSAL_API) {
|
|
source = 'if((e=e.previousElementSibling)){' + source + '}';
|
|
} else {
|
|
source = 'while((e=e.previousSibling)){if(e.nodeType==1){' + source + 'break;}}';
|
|
}
|
|
}
|
|
|
|
else if ((match = selector.match(Patterns.relative))) {
|
|
k++;
|
|
if (NATIVE_TRAVERSAL_API) {
|
|
source =
|
|
'var N' + k + '=e;e=e.parentNode.firstElementChild;' +
|
|
'while(e!=N' + k +'){if(e){' + source + '}e=e.nextElementSibling;}';
|
|
} else {
|
|
source =
|
|
'var N' + k + '=e;e=e.parentNode.firstChild;' +
|
|
'while(e!=N' + k +'){if(e.nodeType==1){' + source + '}e=e.nextSibling;}';
|
|
}
|
|
}
|
|
|
|
else if ((match = selector.match(Patterns.children))) {
|
|
source = 'if((e=e.parentNode)&&e.nodeType==1){' + source + '}';
|
|
}
|
|
|
|
else if ((match = selector.match(Patterns.ancestor))) {
|
|
source = 'while((e=e.parentNode)&&e.nodeType==1&&e!==g){' + source + '}';
|
|
}
|
|
|
|
else if ((match = selector.match(Patterns.spseudos)) &&
|
|
CSS3PseudoClasses.Structural[selector.match(reClassValue)[0]]) {
|
|
|
|
switch (match[1]) {
|
|
case 'root':
|
|
source = 'if(e===h){' + source + '}';
|
|
break;
|
|
case 'empty':
|
|
source = 'if(!e.firstChild){' + source + '}';
|
|
break;
|
|
default:
|
|
type = match[4] == 'of-type' ? 'OfType' : 'Element';
|
|
|
|
if (match[1] && match[5]) {
|
|
match[5] = match[5].replace(/\(|\)/g, '');
|
|
if (match[5] == 'even') {
|
|
a = 2;
|
|
b = 0;
|
|
} else if (match[5] == 'odd') {
|
|
a = 2;
|
|
b = 1;
|
|
} else {
|
|
a = match[5].match(/^-/) ? -1 : match[5].match(/^n/) ? 1 : 0;
|
|
a = a || ((n = match[5].match(/(-?\d{1,})n/)) ? parseInt(n[1], 10) : 0);
|
|
b = 0 || ((n = match[5].match(/(-?\d{1,})$/)) ? parseInt(n[1], 10) : 0);
|
|
}
|
|
|
|
expr = match[2] == 'last' ? (match[4] ?
|
|
'(e==h?1:s.TwinsCount[e.parentNode._cssId][e.nodeName.toLowerCase()])' :
|
|
'(e==h?1:s.ChildCount[e.parentNode._cssId])') + '-' + (b - 1) : b;
|
|
|
|
test =
|
|
b < 0 ?
|
|
a <= 1 ?
|
|
'<=' + Math.abs(b) :
|
|
'%' + a + '===' + (a + b) :
|
|
a > Math.abs(b) ? '%' + a + '===' + b :
|
|
a === Math.abs(b) ? '%' + a + '===' + 0 :
|
|
a === 0 ? '==' + expr :
|
|
a < 0 ? '<=' + b :
|
|
a > 0 ? '>=' + b :
|
|
'';
|
|
|
|
source = 'if(s.' + match[1] + type + '(e)' + test + '){' + source + '}';
|
|
} else {
|
|
source = NATIVE_TRAVERSAL_API ?
|
|
((match[4] ? 'T=e.nodeName;' : '') +
|
|
'n=e;while((n=n.' + (match[2] == 'first' ? 'previous' : 'next') + 'ElementSibling)){' +
|
|
(match[4] ? 'if(n.nodeName==T)' : '') + 'break;}' +
|
|
'if(!n){' + (match[2] == 'first' || match[2] == 'last' ? source :
|
|
'n=e;while((n=n.' + (match[2] == 'only' ? 'previous' : 'next') + 'ElementSibling)){' +
|
|
(match[4] ? 'if(n.nodeName==T)' : '') + 'break;}' +
|
|
'if(!n){' + source + '}') +
|
|
'}') :
|
|
((match[4] ? 'T=e.nodeName;' : '') +
|
|
'n=e;while((n=n.' + (match[2] == 'first' ? 'previous' : 'next') + 'Sibling)&&' +
|
|
'n.node' + (match[4] ? 'Name!=T' : 'Type!=1') + ');' +
|
|
'if(!n){' + (match[2] == 'first' || match[2] == 'last' ? source :
|
|
'n=e;while((n=n.' + (match[2] == 'only' ? 'previous' : 'next') + 'Sibling)&&' +
|
|
'n.node' + (match[4] ? 'Name!=T' : 'Type!=1') + ');' +
|
|
'if(!n){' + source + '}') +
|
|
'}');
|
|
}
|
|
break;
|
|
}
|
|
|
|
}
|
|
|
|
else if ((match = selector.match(Patterns.dpseudos)) &&
|
|
CSS3PseudoClasses.Others[selector.match(reClassValue)[0]]) {
|
|
|
|
switch (match[1]) {
|
|
case 'not':
|
|
source = 'if(!s.match(e, "' + match[3].replace(/\x22/g, '\\"') + '")){' + source +'}';
|
|
break;
|
|
|
|
case 'checked':
|
|
source = 'if("form" in e&&/radio|checkbox/i.test(e.type)&&e.checked===true){' + source + '}';
|
|
break;
|
|
case 'enabled':
|
|
source = 'if((("form" in e&&e.type!=="hidden")||s.isLink(e))&&e.disabled===false){' + source + '}';
|
|
break;
|
|
case 'disabled':
|
|
source = 'if((("form" in e&&e.type!=="hidden")||s.isLink(e))&&e.disabled===true){' + source + '}';
|
|
break;
|
|
|
|
case 'target':
|
|
n = base.location.hash;
|
|
source = 'if(e.id!=""&&e.id=="' + n + '"&&"href" in e){' + source + '}';
|
|
break;
|
|
|
|
case 'link':
|
|
source = 'if(s.isLink(e)&&!e.visited){' + source + '}';
|
|
break;
|
|
case 'visited':
|
|
source = 'if(s.isLink(e)&&!!e.visited){' + source + '}';
|
|
break;
|
|
|
|
case 'active':
|
|
source = 'if("activeElement" in d&&e===d.activeElement){' + source + '}';
|
|
break;
|
|
case 'hover':
|
|
source = 'if("hoverElement" in d&&e===d.hoverElement){' + source + '}';
|
|
break;
|
|
case 'focus':
|
|
source = 'if("form" in e&&e===d.activeElement&&typeof d.hasFocus=="function"&&d.hasFocus()===true){' + source + '}';
|
|
break;
|
|
|
|
case 'contains':
|
|
source = 'if(' + CONTAINS_TEXT + '.indexOf("' + match[3] + '")>-1){' + source + '}';
|
|
break;
|
|
case 'selected':
|
|
n = base.getElementsByTagName('select');
|
|
for (i = 0; n[i]; i++) {
|
|
n[i].selectedIndex;
|
|
}
|
|
source = 'if("form" in e&&e.selected===true){' + source + '}';
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
} else {
|
|
|
|
status = true;
|
|
for (expr in Selectors) {
|
|
if ((match = selector.match(Selectors[expr].Expression))) {
|
|
result = Selectors[expr].Callback(match, source);
|
|
source = result.source;
|
|
status |= result.status;
|
|
}
|
|
}
|
|
|
|
if (!status) {
|
|
emit('DOMException: unknown pseudo selector "' + selector + '"');
|
|
return source;
|
|
}
|
|
|
|
if (!expr) {
|
|
emit('DOMException: unknown token in selector "' + selector + '"');
|
|
return source;
|
|
}
|
|
|
|
}
|
|
|
|
selector = match && match[match.length - 1];
|
|
}
|
|
|
|
return source;
|
|
},
|
|
|
|
VERBOSE = false,
|
|
|
|
emit =
|
|
function(message) {
|
|
if (VERBOSE) {
|
|
var console = global.console;
|
|
if (console && console.log) {
|
|
console.log(message);
|
|
} else {
|
|
if (/exception/i.test(message)) {
|
|
global.status = message;
|
|
global.defaultStatus = message;
|
|
} else {
|
|
global.status += message;
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
match =
|
|
function(element, selector, from) {
|
|
if (element && element.nodeType == 1) {
|
|
if (typeof selector == 'string' && selector.length) {
|
|
base = element.ownerDocument;
|
|
root = base.documentElement;
|
|
if (!compiledMatchers[selector]) {
|
|
compiledMatchers[selector] = compileGroup(selector, '', false);
|
|
}
|
|
return compiledMatchers[selector](element, snap, base, root, from || base);
|
|
} else {
|
|
emit('DOMException: "' + selector + '" is not a valid CSS selector.');
|
|
}
|
|
}
|
|
return false;
|
|
},
|
|
|
|
select_qsa =
|
|
function (selector, from, data, callback) {
|
|
|
|
var elements;
|
|
|
|
if (!simpleSelector.test(selector) &&
|
|
(!from || from.nodeType == 9 || from.nodeType == 11) &&
|
|
!BUGGY_QSAPI.test(selector)) {
|
|
try {
|
|
elements = (from || context).querySelectorAll(selector);
|
|
if (elements.length == 1) {
|
|
callback && callback(elements[0]);
|
|
return [ elements[0] ];
|
|
}
|
|
} catch(e) { }
|
|
|
|
if (elements) {
|
|
if (callback) return concatCall(data || [ ], elements, callback);
|
|
return NATIVE_SLICE_PROTO ?
|
|
slice.call(elements) :
|
|
concatList(data || [ ], elements);
|
|
}
|
|
}
|
|
|
|
return client_api(selector, from, data, callback);
|
|
},
|
|
|
|
lastSelector,
|
|
lastContext,
|
|
lastCalled,
|
|
lastSlice,
|
|
|
|
client_api =
|
|
function client_api(selector, from, data, callback) {
|
|
|
|
var i = 0, done, now, disconnected, className,
|
|
element, elements, parts, token, isCacheable,
|
|
concat = callback ? concatCall : concatList;
|
|
|
|
data || (data = [ ]);
|
|
|
|
from || (from = context);
|
|
|
|
if (!from || lastContext != from) {
|
|
lastContext = from;
|
|
root = (base = from.ownerDocument || from).documentElement;
|
|
}
|
|
|
|
selector = selector.replace(reTrim, '');
|
|
|
|
if (lastSelector != selector) {
|
|
if (validator.test(selector)) {
|
|
lastSelector = selector;
|
|
parts = selector.match(Optimize.TOKEN);
|
|
lastSlice = parts[parts.length - 1].split(':not')[0];
|
|
} else {
|
|
emit('DOMException: "' + selector + '" is not a valid CSS selector.');
|
|
return data;
|
|
}
|
|
}
|
|
|
|
disconnected = from != base && isDisconnected(from, root);
|
|
|
|
isCacheable = cachingEnabled && !cachingPaused && !disconnected;
|
|
|
|
if (isCacheable) {
|
|
snap = base.snapshot;
|
|
if (snap && !snap.isExpired) {
|
|
if (snap.Results[selector] &&
|
|
snap.Roots[selector] == from) {
|
|
return callback ?
|
|
concat(data, snap.Results[selector], callback) :
|
|
snap.Results[selector];
|
|
}
|
|
} else {
|
|
now = new Date;
|
|
if ((now - lastCalled) < minCallThreshold) {
|
|
cachingPaused =
|
|
(base.snapshot = new Snapshot).isExpired = true;
|
|
setTimeout(function() { cachingPaused = false; }, 10);
|
|
} else setCache(true, base);
|
|
snap = base.snapshot;
|
|
lastCalled = now;
|
|
}
|
|
} else {
|
|
if (rePositionals.test(selector)) {
|
|
snap = new Snapshot;
|
|
}
|
|
}
|
|
|
|
|
|
if (simpleSelector.test(selector)) {
|
|
switch (selector.charAt(0)) {
|
|
case '.': data = concat(data, byClass(selector.slice(1), from), callback); break;
|
|
case '#': data = concat(data, [ byId(selector.slice(1), from) ], callback); break;
|
|
default: data = concat(data, byTag(selector, from), callback); break;
|
|
}
|
|
snap.Roots[selector] = from;
|
|
snap.Results[selector] = data;
|
|
return data;
|
|
}
|
|
|
|
if (selector.indexOf(',') < 0) {
|
|
|
|
if ((parts = selector.match(Optimize.ID))) {
|
|
if ((element = context.getElementById(parts[1]))) {
|
|
from = element.parentNode;
|
|
}
|
|
}
|
|
|
|
if ((parts = lastSlice.match(Optimize.ID)) &&
|
|
(token = parts[parts.length - 1]) && NATIVE_GEBID) {
|
|
if ((element = byId(token, context))) {
|
|
if (match(element, selector)) {
|
|
elements = [ element ];
|
|
done = true;
|
|
}
|
|
} else return data;
|
|
}
|
|
|
|
else if ((parts = lastSlice.match(Optimize.CLASS)) &&
|
|
(token = parts[parts.length - 1]) && NATIVE_GEBCN) {
|
|
elements = byClass(token, from);
|
|
if (selector == '.' + token) done = true;
|
|
}
|
|
|
|
else if ((parts = lastSlice.match(Optimize.TAG)) &&
|
|
(token = parts[parts.length - 1]) && NATIVE_GEBTN) {
|
|
elements = byTag(token, from);
|
|
if (selector == token) done = true;
|
|
}
|
|
|
|
}
|
|
|
|
if (!done) {
|
|
|
|
if (!elements || elements.length === 0) {
|
|
|
|
elements = from.getElementsByTagName('*');
|
|
|
|
if ((parts = lastSlice.match(reIdSelector)) && selector == '#' + parts[1]) {
|
|
while ((element = elements[i++])) {
|
|
if (element.id == parts[1]) {
|
|
callback && callback(element);
|
|
data.push(element);
|
|
return data;
|
|
}
|
|
}
|
|
return data;
|
|
}
|
|
else if ((parts = lastSlice.match(/\b([-\w]+)?(\.|#)([-\w]+)/))) {
|
|
parts[1] = parts[1].toUpperCase();
|
|
|
|
if (parts[2] == '.' && isClassNameLowered)
|
|
parts[3] = parts[3].toLowerCase();
|
|
|
|
while ((element = elements[i++])) {
|
|
if (
|
|
(!parts[1] || element.nodeName.toUpperCase() == parts[1]) && (
|
|
( parts[2] == '#' && element.id == parts[3]) ||
|
|
( parts[2] == '.' && (className = element.className) &&
|
|
(isClassNameLowered ? className.length && className.toLowerCase() :
|
|
className) == parts[3]))) {
|
|
callback && callback(element);
|
|
data.push(element);
|
|
return data;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!compiledSelectors[selector]) {
|
|
compiledSelectors[selector] = compileGroup(selector, '', true);
|
|
}
|
|
|
|
}
|
|
|
|
if (isCacheable) {
|
|
snap.Results[selector] = done ?
|
|
concat(data, elements, callback) :
|
|
concat(data, compiledSelectors[selector](elements, snap, base, root, from), callback);
|
|
snap.Roots[selector] = from;
|
|
return snap.Results[selector];
|
|
}
|
|
|
|
return done ?
|
|
concat(data, elements, callback) :
|
|
concat(data, compiledSelectors[selector](elements, snap, base, root, from), callback);
|
|
},
|
|
|
|
select = NATIVE_QSAPI ?
|
|
select_qsa :
|
|
client_api,
|
|
|
|
|
|
byId =
|
|
function(id, from) {
|
|
var i = 0, element, names, result;
|
|
from || (from = context);
|
|
id = id.replace(/\\/g, '');
|
|
if (from.getElementById) {
|
|
result = from.getElementById(id);
|
|
if (result && id != getAttribute(result, 'id') && from.getElementsByName) {
|
|
names = from.getElementsByName(id);
|
|
result = null;
|
|
while ((element = names[i++])) {
|
|
if (element.getAttributeNode('id').value == id) {
|
|
result = element;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
result = select('[id="' + id + '"]', from)[0] || null;
|
|
}
|
|
return result;
|
|
},
|
|
|
|
byTag =
|
|
function(tag, from) {
|
|
return (from || context).getElementsByTagName(tag);
|
|
},
|
|
|
|
byName =
|
|
function(name, from) {
|
|
return select('[name="' + name.replace(/\\/g, '') + '"]', from || context);
|
|
},
|
|
|
|
byClass = !BUGGY_GEBCN ?
|
|
function(className, from) {
|
|
return from.getElementsByClassName(className.replace(/\\/g, ''));
|
|
} :
|
|
function(className, from) {
|
|
var cn, element, original, i = 0, j = 0, results = [ ],
|
|
elements = from.getElementsByTagName('*');
|
|
|
|
className = className.replace(/\\/g, '');
|
|
if (isClassNameLowered) className = className.toLowerCase();
|
|
|
|
while ((element = elements[i++])) {
|
|
if ((original = element.className).length) {
|
|
cn = original.replace(/[\t\n\r\f]/g, ' ');
|
|
if ((' ' + (isClassNameLowered ? cn.toLowerCase() : cn) + ' ')
|
|
.indexOf(' ' + className + ' ') > -1) {
|
|
results[j++] = element;
|
|
}
|
|
}
|
|
}
|
|
return results;
|
|
},
|
|
|
|
|
|
getAttribute = NATIVE_HAS_ATTRIBUTE ?
|
|
function(element, attribute) {
|
|
return element.getAttribute(attribute) + '';
|
|
} :
|
|
function(element, attribute) {
|
|
var node;
|
|
if (attributesURI[attribute.toLowerCase()]) {
|
|
return element.getAttribute(attribute, 2) + '';
|
|
}
|
|
node = element.getAttributeNode(attribute);
|
|
return (node && node.value) + '';
|
|
},
|
|
|
|
hasAttribute = NATIVE_HAS_ATTRIBUTE ?
|
|
function(element, attribute) {
|
|
return element.hasAttribute(attribute);
|
|
} :
|
|
function(element, attribute) {
|
|
var node = element.getAttributeNode(attribute);
|
|
return !!(node && (node.specified || node.nodeValue));
|
|
},
|
|
|
|
isLink =
|
|
(function() {
|
|
var LINK_NODES = { 'a': 1, 'area': 1, 'link': 1 };
|
|
return function(element) {
|
|
return hasAttribute(element,'href') && LINK_NODES[element.nodeName.toLowerCase()];
|
|
};
|
|
})(),
|
|
|
|
nthElement =
|
|
function(element) {
|
|
var i, j, node, nodes, parent, cache = snap.ChildIndex;
|
|
if (!element._cssId || !cache[element._cssId]) {
|
|
if ((parent = element.parentNode).nodeType == 1) {
|
|
i = 0;
|
|
j = 0;
|
|
nodes = parent[CHILD_NODES];
|
|
while ((node = nodes[i++])) {
|
|
if (node.nodeType == 1) {
|
|
cache[node._cssId || (node._cssId = ++cssId)] = ++j;
|
|
}
|
|
}
|
|
snap.ChildCount[parent._cssId || (parent._cssId = ++cssId)] = j;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
return cache[element._cssId];
|
|
},
|
|
|
|
nthOfType =
|
|
function(element) {
|
|
var i, j, name, node, nodes, pid, parent, cache = snap.TwinsIndex;
|
|
if (!element._cssId || !cache[element._cssId]) {
|
|
if ((parent = element.parentNode).nodeType == 1) {
|
|
i = 0;
|
|
j = 0;
|
|
nodes = parent[CHILD_NODES];
|
|
name = element.nodeName.toLowerCase();
|
|
while ((node = nodes[i++])) {
|
|
if (node.nodeName.toLowerCase() == name) {
|
|
cache[node._cssId || (node._cssId = ++cssId)] = ++j;
|
|
}
|
|
}
|
|
pid = (parent._cssId || (parent._cssId = ++cssId));
|
|
snap.TwinsCount[pid] || (snap.TwinsCount[pid] = { });
|
|
snap.TwinsCount[pid][name] = j;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
return cache[element._cssId];
|
|
},
|
|
|
|
concatList =
|
|
function(listout, listin) {
|
|
var i = 0, element;
|
|
while ((element = listin[i++])) listout[listout.length] = element;
|
|
return listout;
|
|
},
|
|
|
|
concatCall =
|
|
function(listout, listin, fn) {
|
|
var i = 0, element;
|
|
while ((element = listin[i++])) fn(listout[listout.length] = element);
|
|
return listout;
|
|
},
|
|
|
|
getElements =
|
|
function(tag, from) {
|
|
var element = from.firstChild, elements = [ ];
|
|
if (!tag) return elements;
|
|
tag = tag.toLowerCase();
|
|
while (element) {
|
|
if ((element.nodeType == 1 && tag == '*') ||
|
|
element.nodeName.toLowerCase() == tag) {
|
|
elements[elements.length] = element;
|
|
}
|
|
getElements(tag, element, elements);
|
|
element = element.nextSibling;
|
|
}
|
|
return elements;
|
|
},
|
|
|
|
isDisconnected = 'compareDocumentPosition' in root ?
|
|
function(element, container) {
|
|
return (container.compareDocumentPosition(element) & 1) == 1;
|
|
} : 'contains' in root ?
|
|
function(element, container) {
|
|
return !container.contains(element);
|
|
} :
|
|
function(element, container) {
|
|
while ((element = element.parentNode)) {
|
|
if (element === container) return false;
|
|
}
|
|
return true;
|
|
},
|
|
|
|
sortByContextOrder = (function() {
|
|
var sorter =
|
|
'compareDocumentPosition' in root ?
|
|
function (a, b) {
|
|
return (a.compareDocumentPosition(b) & 2) ? 1 : a === b ? 0 : -1;
|
|
} :
|
|
'createRange' in context ?
|
|
function(a, b) {
|
|
var start = context.createRange(), end = context.createRange();
|
|
start.selectNode(a); start.collapse(true);
|
|
end.selectNode(b); end.collapse(true);
|
|
return start.compareBoundaryPoints(Range.START_TO_END, end);
|
|
} :
|
|
'sourceIndex' in root ?
|
|
function (a, b) {
|
|
return a.sourceIndex - b.sourceIndex;
|
|
} :
|
|
function (a, b) {
|
|
return false;
|
|
};
|
|
|
|
return function(nodeList) {
|
|
return nodeList.sort(sorter);
|
|
};
|
|
})(),
|
|
|
|
unique =
|
|
function(elements, data, callback, accepted) {
|
|
var i = 0, id, element;
|
|
while ((element = elements[i++])) {
|
|
id = (element._cssId || (element._cssId = ++cssId));
|
|
if (!accepted[id]) {
|
|
accepted[id] = true;
|
|
callback && callback(element);
|
|
data[data.length] = element;
|
|
}
|
|
}
|
|
return data;
|
|
},
|
|
|
|
cssId = 1,
|
|
|
|
|
|
cachingEnabled = NATIVE_MUTATION_EVENTS,
|
|
|
|
cachingPaused = false,
|
|
|
|
minCallThreshold = 15,
|
|
|
|
snap,
|
|
|
|
Snapshot =
|
|
function() {
|
|
this.ChildCount = [ ];
|
|
this.TwinsCount = [ ];
|
|
|
|
this.ChildIndex = [ ];
|
|
this.TwinsIndex = [ ];
|
|
|
|
this.Results = [ ];
|
|
this.Roots = [ ];
|
|
},
|
|
|
|
setCache =
|
|
function(enable, d) {
|
|
d || (d = context);
|
|
if (!!enable) {
|
|
d.snapshot = new Snapshot;
|
|
startMutation(d);
|
|
} else {
|
|
stopMutation(d);
|
|
}
|
|
cachingEnabled = !!enable;
|
|
},
|
|
|
|
mutationWrapper =
|
|
function(event) {
|
|
var d = event.target.ownerDocument || event.target;
|
|
stopMutation(d);
|
|
expireCache(d);
|
|
},
|
|
|
|
startMutation =
|
|
function(d) {
|
|
if (!d.isCaching) {
|
|
d.addEventListener('DOMAttrModified', mutationWrapper, false);
|
|
d.addEventListener('DOMNodeInserted', mutationWrapper, false);
|
|
d.addEventListener('DOMNodeRemoved', mutationWrapper, false);
|
|
d.isCaching = true;
|
|
}
|
|
},
|
|
|
|
stopMutation =
|
|
function(d) {
|
|
if (d.isCaching) {
|
|
d.removeEventListener('DOMAttrModified', mutationWrapper, false);
|
|
d.removeEventListener('DOMNodeInserted', mutationWrapper, false);
|
|
d.removeEventListener('DOMNodeRemoved', mutationWrapper, false);
|
|
d.isCaching = false;
|
|
}
|
|
},
|
|
|
|
expireCache =
|
|
function(d) {
|
|
if (d && d.snapshot) {
|
|
d.snapshot.isExpired = true;
|
|
}
|
|
};
|
|
|
|
Snapshot.prototype = {
|
|
isExpired: false,
|
|
|
|
getAttribute: getAttribute,
|
|
hasAttribute: hasAttribute,
|
|
nthElement: nthElement,
|
|
nthOfType: nthOfType,
|
|
|
|
byClass: byClass,
|
|
byName: byName,
|
|
byTag: byTag,
|
|
byId: byId,
|
|
|
|
stripTags: stripTags,
|
|
isLink: isLink,
|
|
|
|
select: select,
|
|
match: match
|
|
};
|
|
|
|
snap = new Snapshot;
|
|
|
|
|
|
return {
|
|
|
|
compile:
|
|
function(selector, mode) {
|
|
return compileGroup(selector, '', mode || false).toString();
|
|
},
|
|
|
|
setCache: setCache,
|
|
|
|
expireCache: expireCache,
|
|
|
|
match: match,
|
|
|
|
select: select,
|
|
|
|
registerSelector:
|
|
function (name, rexp, func) {
|
|
if (!Selectors[name]) {
|
|
Selectors[name] = { };
|
|
Selectors[name].Expression = rexp;
|
|
Selectors[name].Callback = func;
|
|
}
|
|
},
|
|
|
|
registerOperator:
|
|
function (symbol, resolver) {
|
|
if (!Operators[symbol]) {
|
|
Operators[symbol] = resolver;
|
|
}
|
|
},
|
|
|
|
byId: byId,
|
|
|
|
byTag: byTag,
|
|
|
|
byName: byName,
|
|
|
|
byClass: byClass,
|
|
|
|
getAttribute: getAttribute,
|
|
|
|
hasAttribute: hasAttribute
|
|
|
|
};
|
|
|
|
})(this);
|
|
|
|
Prototype.Selector = (function(engine) {
|
|
function select(selector, scope) {
|
|
return engine.select(selector, scope || document, null, Element.extend);
|
|
}
|
|
|
|
function filter(elements, selector) {
|
|
var results = [], element, i = 0;
|
|
while (element = elements[i++]) {
|
|
if (engine.match(element, selector)) {
|
|
Element.extend(element);
|
|
results.push(element);
|
|
}
|
|
}
|
|
return results;
|
|
}
|
|
|
|
return {
|
|
engine: engine,
|
|
select: select,
|
|
match: engine.match,
|
|
filter: filter
|
|
};
|
|
})(NW.Dom);
|
|
|
|
window.NW = Prototype._original_property;
|
|
delete Prototype._original_property;
|
|
|
|
window.$$ = function() {
|
|
var expression = $A(arguments).join(', ');
|
|
return Prototype.Selector.select(expression, document);
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
var Form = {
|
|
reset: function(form) {
|
|
form = $(form);
|
|
form.reset();
|
|
return form;
|
|
},
|
|
|
|
serializeElements: function(elements, options) {
|
|
if (typeof options != 'object') options = { hash: !!options };
|
|
else if (Object.isUndefined(options.hash)) options.hash = true;
|
|
var key, value, submitted = false, submit = options.submit;
|
|
|
|
var data = elements.inject({ }, function(result, element) {
|
|
if (!element.disabled && element.name) {
|
|
key = element.name; value = $(element).getValue();
|
|
if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted &&
|
|
submit !== false && (!submit || key == submit) && (submitted = true)))) {
|
|
if (key in result) {
|
|
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) {
|
|
var elements = $(form).getElementsByTagName('*'),
|
|
element,
|
|
arr = [ ],
|
|
serializers = Form.Element.Serializers;
|
|
for (var i = 0; element = elements[i]; i++) {
|
|
arr.push(element);
|
|
}
|
|
return arr.inject([], function(elements, child) {
|
|
if (serializers[child.tagName.toLowerCase()])
|
|
elements.push(Element.extend(child));
|
|
return elements;
|
|
})
|
|
},
|
|
|
|
getInputs: function(form, typeName, name) {
|
|
form = $(form);
|
|
var inputs = form.getElementsByTagName('input');
|
|
|
|
if (!typeName && !name) return $A(inputs).map(Element.extend);
|
|
|
|
for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
|
|
var input = inputs[i];
|
|
if ((typeName && input.type != typeName) || (name && input.name != name))
|
|
continue;
|
|
matchingInputs.push(Element.extend(input));
|
|
}
|
|
|
|
return matchingInputs;
|
|
},
|
|
|
|
disable: function(form) {
|
|
form = $(form);
|
|
Form.getElements(form).invoke('disable');
|
|
return form;
|
|
},
|
|
|
|
enable: function(form) {
|
|
form = $(form);
|
|
Form.getElements(form).invoke('enable');
|
|
return form;
|
|
},
|
|
|
|
findFirstElement: function(form) {
|
|
var elements = $(form).getElements().findAll(function(element) {
|
|
return 'hidden' != element.type && !element.disabled;
|
|
});
|
|
var firstByIndex = elements.findAll(function(element) {
|
|
return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
|
|
}).sortBy(function(element) { return element.tabIndex }).first();
|
|
|
|
return firstByIndex ? firstByIndex : elements.find(function(element) {
|
|
return /^(?:input|select|textarea)$/i.test(element.tagName);
|
|
});
|
|
},
|
|
|
|
focusFirstElement: function(form) {
|
|
form = $(form);
|
|
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 = $(element);
|
|
try {
|
|
element.focus();
|
|
if (element.select && (element.tagName.toLowerCase() != 'input' ||
|
|
!(/^(?:button|reset|submit)$/i.test(element.type))))
|
|
element.select();
|
|
} catch (e) { }
|
|
return element;
|
|
},
|
|
|
|
disable: function(element) {
|
|
element = $(element);
|
|
element.disabled = true;
|
|
return element;
|
|
},
|
|
|
|
enable: function(element) {
|
|
element = $(element);
|
|
element.disabled = false;
|
|
return element;
|
|
}
|
|
};
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
var Field = Form.Element;
|
|
|
|
var $F = Form.Element.Methods.getValue;
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
Form.Element.Serializers = {
|
|
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, value) {
|
|
if (Object.isUndefined(value))
|
|
return this[element.type == 'select-one' ?
|
|
'selectOne' : 'selectMany'](element);
|
|
else {
|
|
var opt, currentValue, single = !Object.isArray(value);
|
|
for (var i = 0, length = element.length; i < length; i++) {
|
|
opt = element.options[i];
|
|
currentValue = this.optionValue(opt);
|
|
if (single) {
|
|
if (currentValue == value) {
|
|
opt.selected = true;
|
|
return;
|
|
}
|
|
}
|
|
else opt.selected = value.include(currentValue);
|
|
}
|
|
}
|
|
},
|
|
|
|
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) {
|
|
return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
|
|
}
|
|
};
|
|
|
|
(function() {
|
|
|
|
var Event = {
|
|
KEY_BACKSPACE: 8,
|
|
KEY_TAB: 9,
|
|
KEY_RETURN: 13,
|
|
KEY_ESC: 27,
|
|
KEY_LEFT: 37,
|
|
KEY_UP: 38,
|
|
KEY_RIGHT: 39,
|
|
KEY_DOWN: 40,
|
|
KEY_DELETE: 46,
|
|
KEY_HOME: 36,
|
|
KEY_END: 35,
|
|
KEY_PAGEUP: 33,
|
|
KEY_PAGEDOWN: 34,
|
|
KEY_INSERT: 45,
|
|
|
|
cache: {}
|
|
};
|
|
|
|
var docEl = document.documentElement;
|
|
var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
|
|
&& 'onmouseleave' in docEl;
|
|
|
|
var _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);
|
|
};
|
|
}
|
|
|
|
function isLeftClick(event) { return _isButton(event, 0) }
|
|
|
|
function isMiddleClick(event) { return _isButton(event, 1) }
|
|
|
|
function isRightClick(event) { return _isButton(event, 2) }
|
|
|
|
function element(event) {
|
|
event = Event.extend(event);
|
|
|
|
var node = event.target, type = event.type,
|
|
currentTarget = event.currentTarget;
|
|
|
|
if (currentTarget && currentTarget.tagName) {
|
|
if (type === 'load' || type === 'error' ||
|
|
(type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
|
|
&& currentTarget.type === 'radio'))
|
|
node = currentTarget;
|
|
}
|
|
|
|
if (node.nodeType == Node.TEXT_NODE)
|
|
node = node.parentNode;
|
|
|
|
return Element.extend(node);
|
|
}
|
|
|
|
function findElement(event, expression) {
|
|
var element = Event.element(event);
|
|
if (!expression) return element;
|
|
while (element) {
|
|
if (Prototype.Selector.match(element, expression)) {
|
|
return Element.extend(element);
|
|
}
|
|
element = element.parentNode
|
|
}
|
|
}
|
|
|
|
function pointer(event) {
|
|
return { x: pointerX(event), y: pointerY(event) };
|
|
}
|
|
|
|
function pointerX(event) {
|
|
var docElement = document.documentElement,
|
|
body = document.body || { scrollLeft: 0 };
|
|
|
|
return event.pageX || (event.clientX +
|
|
(docElement.scrollLeft || body.scrollLeft) -
|
|
(docElement.clientLeft || 0));
|
|
}
|
|
|
|
function pointerY(event) {
|
|
var docElement = document.documentElement,
|
|
body = document.body || { scrollTop: 0 };
|
|
|
|
return event.pageY || (event.clientY +
|
|
(docElement.scrollTop || body.scrollTop) -
|
|
(docElement.clientTop || 0));
|
|
}
|
|
|
|
|
|
function stop(event) {
|
|
Event.extend(event);
|
|
event.preventDefault();
|
|
event.stopPropagation();
|
|
|
|
event.stopped = true;
|
|
}
|
|
|
|
Event.Methods = {
|
|
isLeftClick: isLeftClick,
|
|
isMiddleClick: isMiddleClick,
|
|
isRightClick: isRightClick,
|
|
|
|
element: element,
|
|
findElement: findElement,
|
|
|
|
pointer: pointer,
|
|
pointerX: pointerX,
|
|
pointerY: pointerY,
|
|
|
|
stop: stop
|
|
};
|
|
|
|
|
|
var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
|
|
m[name] = Event.Methods[name].methodize();
|
|
return m;
|
|
});
|
|
|
|
if (Prototype.Browser.IE) {
|
|
function _relatedTarget(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);
|
|
}
|
|
|
|
Object.extend(methods, {
|
|
stopPropagation: function() { this.cancelBubble = true },
|
|
preventDefault: function() { this.returnValue = false },
|
|
inspect: function() { return '[object Event]' }
|
|
});
|
|
|
|
Event.extend = function(event, element) {
|
|
if (!event) return false;
|
|
if (event._extendedByPrototype) return event;
|
|
|
|
event._extendedByPrototype = Prototype.emptyFunction;
|
|
var pointer = Event.pointer(event);
|
|
|
|
Object.extend(event, {
|
|
target: event.srcElement || element,
|
|
relatedTarget: _relatedTarget(event),
|
|
pageX: pointer.x,
|
|
pageY: pointer.y
|
|
});
|
|
|
|
return Object.extend(event, methods);
|
|
};
|
|
} else {
|
|
Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__;
|
|
Object.extend(Event.prototype, methods);
|
|
Event.extend = Prototype.K;
|
|
}
|
|
|
|
function _createResponder(element, eventName, handler) {
|
|
var registry = Element.retrieve(element, 'prototype_event_registry');
|
|
|
|
if (Object.isUndefined(registry)) {
|
|
CACHE.push(element);
|
|
registry = Element.retrieve(element, 'prototype_event_registry', $H());
|
|
}
|
|
|
|
var respondersForEvent = registry.get(eventName);
|
|
if (Object.isUndefined(respondersForEvent)) {
|
|
respondersForEvent = [];
|
|
registry.set(eventName, respondersForEvent);
|
|
}
|
|
|
|
if (respondersForEvent.pluck('handler').include(handler)) return false;
|
|
|
|
var responder;
|
|
if (eventName.include(":")) {
|
|
responder = function(event) {
|
|
if (Object.isUndefined(event.eventName))
|
|
return false;
|
|
|
|
if (event.eventName !== eventName)
|
|
return false;
|
|
|
|
Event.extend(event, element);
|
|
handler.call(element, event);
|
|
};
|
|
} else {
|
|
if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED &&
|
|
(eventName === "mouseenter" || eventName === "mouseleave")) {
|
|
if (eventName === "mouseenter" || eventName === "mouseleave") {
|
|
responder = function(event) {
|
|
Event.extend(event, element);
|
|
|
|
var parent = event.relatedTarget;
|
|
while (parent && parent !== element) {
|
|
try { parent = parent.parentNode; }
|
|
catch(e) { parent = element; }
|
|
}
|
|
|
|
if (parent === element) return;
|
|
|
|
handler.call(element, event);
|
|
};
|
|
}
|
|
} else {
|
|
responder = function(event) {
|
|
Event.extend(event, element);
|
|
handler.call(element, event);
|
|
};
|
|
}
|
|
}
|
|
|
|
responder.handler = handler;
|
|
respondersForEvent.push(responder);
|
|
return responder;
|
|
}
|
|
|
|
function _destroyCache() {
|
|
for (var i = 0, length = CACHE.length; i < length; i++) {
|
|
Event.stopObserving(CACHE[i]);
|
|
CACHE[i] = null;
|
|
}
|
|
}
|
|
|
|
var CACHE = [];
|
|
|
|
if (Prototype.Browser.IE)
|
|
window.attachEvent('onunload', _destroyCache);
|
|
|
|
(function(){
|
|
if (!window.addEventListener) return;
|
|
|
|
var match = /webkit\/(\d+(?:\.\d+)?)/i.exec(window.navigator.userAgent);
|
|
if (match && match[1]) {
|
|
var version = parseFloat(match[1]);
|
|
if (!isNaN(version) && version < 525.27) {
|
|
window.addEventListener('unload', Prototype.emptyFunction, false);
|
|
}
|
|
}
|
|
})();
|
|
|
|
var _getDOMEventName = Prototype.K,
|
|
translations = { mouseenter: "mouseover", mouseleave: "mouseout" };
|
|
|
|
if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) {
|
|
_getDOMEventName = function(eventName) {
|
|
return (translations[eventName] || eventName);
|
|
};
|
|
}
|
|
|
|
function observe(element, eventName, handler) {
|
|
element = $(element);
|
|
|
|
var responder = _createResponder(element, eventName, handler);
|
|
|
|
if (!responder) return element;
|
|
|
|
if (eventName.include(':')) {
|
|
if (element.addEventListener)
|
|
element.addEventListener("dataavailable", responder, false);
|
|
else {
|
|
element.attachEvent("ondataavailable", responder);
|
|
element.attachEvent("onfilterchange", responder);
|
|
}
|
|
} else {
|
|
var actualEventName = _getDOMEventName(eventName);
|
|
|
|
if (element.addEventListener)
|
|
element.addEventListener(actualEventName, responder, false);
|
|
else
|
|
element.attachEvent("on" + actualEventName, responder);
|
|
}
|
|
|
|
return element;
|
|
}
|
|
|
|
function stopObserving(element, eventName, handler) {
|
|
element = $(element);
|
|
|
|
var registry = Element.retrieve(element, 'prototype_event_registry');
|
|
if (!registry) return element;
|
|
|
|
if (!eventName) {
|
|
registry.each( function(pair) {
|
|
var eventName = pair.key;
|
|
stopObserving(element, eventName);
|
|
});
|
|
return element;
|
|
}
|
|
|
|
var responders = registry.get(eventName);
|
|
if (!responders) return element;
|
|
|
|
if (!handler) {
|
|
responders.each(function(r) {
|
|
stopObserving(element, eventName, r.handler);
|
|
});
|
|
return element;
|
|
}
|
|
|
|
var responder = responders.find( function(r) { return r.handler === handler; });
|
|
if (!responder) return element;
|
|
|
|
if (eventName.include(':')) {
|
|
if (element.removeEventListener)
|
|
element.removeEventListener("dataavailable", responder, false);
|
|
else {
|
|
element.detachEvent("ondataavailable", responder);
|
|
element.detachEvent("onfilterchange", responder);
|
|
}
|
|
} else {
|
|
var actualEventName = _getDOMEventName(eventName);
|
|
if (element.removeEventListener)
|
|
element.removeEventListener(actualEventName, responder, false);
|
|
else
|
|
element.detachEvent('on' + actualEventName, responder);
|
|
}
|
|
|
|
registry.set(eventName, responders.without(responder));
|
|
|
|
return element;
|
|
}
|
|
|
|
function fire(element, eventName, memo, bubble) {
|
|
element = $(element);
|
|
|
|
if (Object.isUndefined(bubble))
|
|
bubble = true;
|
|
|
|
if (element == document && document.createEvent && !element.dispatchEvent)
|
|
element = document.documentElement;
|
|
|
|
var event;
|
|
if (document.createEvent) {
|
|
event = document.createEvent('HTMLEvents');
|
|
event.initEvent('dataavailable', true, true);
|
|
} else {
|
|
event = document.createEventObject();
|
|
event.eventType = bubble ? 'ondataavailable' : 'onfilterchange';
|
|
}
|
|
|
|
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);
|
|
|
|
Object.extend(Event, {
|
|
fire: fire,
|
|
observe: observe,
|
|
stopObserving: stopObserving
|
|
});
|
|
|
|
Element.addMethods({
|
|
fire: fire,
|
|
|
|
observe: observe,
|
|
|
|
stopObserving: stopObserving
|
|
});
|
|
|
|
Object.extend(document, {
|
|
fire: fire.methodize(),
|
|
|
|
observe: observe.methodize(),
|
|
|
|
stopObserving: stopObserving.methodize(),
|
|
|
|
loaded: false
|
|
});
|
|
|
|
if (window.Event) Object.extend(window.Event, Event);
|
|
else window.Event = Event;
|
|
})();
|
|
|
|
(function() {
|
|
/* Support for the DOMContentLoaded event is based on work by Dan Webb,
|
|
Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */
|
|
|
|
var timer;
|
|
|
|
function fireContentLoadedEvent() {
|
|
if (document.loaded) return;
|
|
if (timer) window.clearTimeout(timer);
|
|
document.loaded = true;
|
|
document.fire('dom:loaded');
|
|
}
|
|
|
|
function checkReadyState() {
|
|
if (document.readyState === 'complete') {
|
|
document.stopObserving('readystatechange', checkReadyState);
|
|
fireContentLoadedEvent();
|
|
}
|
|
}
|
|
|
|
function pollDoScroll() {
|
|
try { document.documentElement.doScroll('left'); }
|
|
catch(e) {
|
|
timer = pollDoScroll.defer();
|
|
return;
|
|
}
|
|
fireContentLoadedEvent();
|
|
}
|
|
|
|
if (document.addEventListener) {
|
|
document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false);
|
|
} else {
|
|
document.observe('readystatechange', checkReadyState);
|
|
if (window == top)
|
|
timer = pollDoScroll.defer();
|
|
}
|
|
|
|
Event.observe(window, 'load', fireContentLoadedEvent);
|
|
})();
|
|
|
|
Element.addMethods();
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
(function() {
|
|
window.Selector = Class.create({
|
|
initialize: function(expression) {
|
|
this.expression = expression.strip();
|
|
},
|
|
|
|
findElements: function(rootElement) {
|
|
return Prototype.Selector.select(this.expression, rootElement);
|
|
},
|
|
|
|
match: function(element) {
|
|
return Prototype.Selector.match(element, this.expression);
|
|
},
|
|
|
|
toString: function() {
|
|
return this.expression;
|
|
},
|
|
|
|
inspect: function() {
|
|
return "#<Selector: " + this.expression + ">";
|
|
}
|
|
});
|
|
|
|
Object.extend(Selector, {
|
|
matchElements: Prototype.Selector.filter,
|
|
|
|
findElement: function(elements, expression, index) {
|
|
index = index || 0;
|
|
var matchIndex = 0, element;
|
|
for (var i = 0, length = elements.length; i < length; i++) {
|
|
element = elements[i];
|
|
if (Prototype.Selector.match(element, expression) && index === matchIndex++) {
|
|
return Element.extend(element);
|
|
}
|
|
}
|
|
},
|
|
|
|
findChildElements: function(element, expressions) {
|
|
var selector = expressions.toArray().join(', ');
|
|
return Prototype.Selector.select(selector, element || document);
|
|
}
|
|
});
|
|
})();
|