Index: chrome/test/data/dromaeo/lib/prototype.js |
=================================================================== |
--- chrome/test/data/dromaeo/lib/prototype.js (revision 0) |
+++ chrome/test/data/dromaeo/lib/prototype.js (revision 0) |
@@ -0,0 +1,4320 @@ |
+/* Prototype JavaScript framework, version 1.6.0.3 |
+ * (c) 2005-2008 Sam Stephenson |
+ * |
+ * Prototype is freely distributable under the terms of an MIT-style license. |
+ * For details, see the Prototype web site: http://www.prototypejs.org/ |
+ * |
+ *--------------------------------------------------------------------------*/ |
+ |
+var Prototype = { |
+ Version: '1.6.0.3', |
+ |
+ Browser: { |
+ IE: !!(window.attachEvent && |
+ navigator.userAgent.indexOf('Opera') === -1), |
+ Opera: navigator.userAgent.indexOf('Opera') > -1, |
+ WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1, |
+ Gecko: navigator.userAgent.indexOf('Gecko') > -1 && |
+ navigator.userAgent.indexOf('KHTML') === -1, |
+ MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/) |
+ }, |
+ |
+ BrowserFeatures: { |
+ XPath: !!document.evaluate, |
+ SelectorsAPI: !!document.querySelector, |
+ ElementExtensions: !!window.HTMLElement, |
+ SpecificElementExtensions: |
+ document.createElement('div')['__proto__'] && |
+ document.createElement('div')['__proto__'] !== |
+ document.createElement('form')['__proto__'] |
+ }, |
+ |
+ ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>', |
+ JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/, |
+ |
+ emptyFunction: function() { }, |
+ K: function(x) { return x } |
+}; |
+ |
+if (Prototype.Browser.MobileSafari) |
+ Prototype.BrowserFeatures.SpecificElementExtensions = false; |
+ |
+ |
+/* Based on Alex Arnell's inheritance implementation. */ |
+var Class = { |
+ create: function() { |
+ var parent = null, properties = $A(arguments); |
+ if (Object.isFunction(properties[0])) |
+ parent = properties.shift(); |
+ |
+ function klass() { |
+ this.initialize.apply(this, arguments); |
+ } |
+ |
+ Object.extend(klass, Class.Methods); |
+ klass.superclass = parent; |
+ klass.subclasses = []; |
+ |
+ if (parent) { |
+ var subclass = function() { }; |
+ subclass.prototype = parent.prototype; |
+ klass.prototype = new subclass; |
+ parent.subclasses.push(klass); |
+ } |
+ |
+ for (var i = 0; i < properties.length; i++) |
+ klass.addMethods(properties[i]); |
+ |
+ if (!klass.prototype.initialize) |
+ klass.prototype.initialize = Prototype.emptyFunction; |
+ |
+ klass.prototype.constructor = klass; |
+ |
+ return klass; |
+ } |
+}; |
+ |
+Class.Methods = { |
+ addMethods: function(source) { |
+ var ancestor = this.superclass && this.superclass.prototype; |
+ var properties = Object.keys(source); |
+ |
+ if (!Object.keys({ toString: true }).length) |
+ properties.push("toString", "valueOf"); |
+ |
+ for (var i = 0, length = properties.length; i < length; i++) { |
+ var property = properties[i], value = source[property]; |
+ if (ancestor && Object.isFunction(value) && |
+ value.argumentNames().first() == "$super") { |
+ var method = value; |
+ value = (function(m) { |
+ return function() { return ancestor[m].apply(this, arguments) }; |
+ })(property).wrap(method); |
+ |
+ value.valueOf = method.valueOf.bind(method); |
+ value.toString = method.toString.bind(method); |
+ } |
+ this.prototype[property] = value; |
+ } |
+ |
+ return this; |
+ } |
+}; |
+ |
+var Abstract = { }; |
+ |
+Object.extend = function(destination, source) { |
+ for (var property in source) |
+ destination[property] = source[property]; |
+ return destination; |
+}; |
+ |
+Object.extend(Object, { |
+ inspect: function(object) { |
+ try { |
+ if (Object.isUndefined(object)) return 'undefined'; |
+ if (object === null) return 'null'; |
+ return object.inspect ? object.inspect() : String(object); |
+ } catch (e) { |
+ if (e instanceof RangeError) return '...'; |
+ throw e; |
+ } |
+ }, |
+ |
+ toJSON: function(object) { |
+ var type = typeof object; |
+ switch (type) { |
+ case 'undefined': |
+ case 'function': |
+ case 'unknown': return; |
+ case 'boolean': return object.toString(); |
+ } |
+ |
+ if (object === null) return 'null'; |
+ if (object.toJSON) return object.toJSON(); |
+ if (Object.isElement(object)) return; |
+ |
+ var results = []; |
+ for (var property in object) { |
+ var value = Object.toJSON(object[property]); |
+ if (!Object.isUndefined(value)) |
+ results.push(property.toJSON() + ': ' + value); |
+ } |
+ |
+ return '{' + results.join(', ') + '}'; |
+ }, |
+ |
+ toQueryString: function(object) { |
+ return $H(object).toQueryString(); |
+ }, |
+ |
+ toHTML: function(object) { |
+ return object && object.toHTML ? object.toHTML() : String.interpret(object); |
+ }, |
+ |
+ keys: function(object) { |
+ var keys = []; |
+ for (var property in object) |
+ keys.push(property); |
+ return keys; |
+ }, |
+ |
+ values: function(object) { |
+ var values = []; |
+ for (var property in object) |
+ values.push(object[property]); |
+ return values; |
+ }, |
+ |
+ clone: function(object) { |
+ return Object.extend({ }, object); |
+ }, |
+ |
+ isElement: function(object) { |
+ return !!(object && object.nodeType == 1); |
+ }, |
+ |
+ isArray: function(object) { |
+ return object != null && typeof object == "object" && |
+ 'splice' in object && 'join' in object; |
+ }, |
+ |
+ isHash: function(object) { |
+ return object instanceof Hash; |
+ }, |
+ |
+ isFunction: function(object) { |
+ return typeof object == "function"; |
+ }, |
+ |
+ isString: function(object) { |
+ return typeof object == "string"; |
+ }, |
+ |
+ isNumber: function(object) { |
+ return typeof object == "number"; |
+ }, |
+ |
+ isUndefined: function(object) { |
+ return typeof object == "undefined"; |
+ } |
+}); |
+ |
+Object.extend(Function.prototype, { |
+ argumentNames: function() { |
+ var names = this.toString().match(/^[\s\(]*function[^(]*\(([^\)]*)\)/)[1] |
+ .replace(/\s+/g, '').split(','); |
+ return names.length == 1 && !names[0] ? [] : names; |
+ }, |
+ |
+ bind: function() { |
+ if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this; |
+ var __method = this, args = $A(arguments), object = args.shift(); |
+ return function() { |
+ return __method.apply(object, args.concat($A(arguments))); |
+ } |
+ }, |
+ |
+ bindAsEventListener: function() { |
+ var __method = this, args = $A(arguments), object = args.shift(); |
+ return function(event) { |
+ return __method.apply(object, [event || window.event].concat(args)); |
+ } |
+ }, |
+ |
+ curry: function() { |
+ if (!arguments.length) return this; |
+ var __method = this, args = $A(arguments); |
+ return function() { |
+ return __method.apply(this, args.concat($A(arguments))); |
+ } |
+ }, |
+ |
+ delay: function() { |
+ var __method = this, args = $A(arguments), timeout = args.shift() * 1000; |
+ return window.setTimeout(function() { |
+ return __method.apply(__method, args); |
+ }, timeout); |
+ }, |
+ |
+ defer: function() { |
+ var args = [0.01].concat($A(arguments)); |
+ return this.delay.apply(this, args); |
+ }, |
+ |
+ wrap: function(wrapper) { |
+ var __method = this; |
+ return function() { |
+ return wrapper.apply(this, [__method.bind(this)].concat($A(arguments))); |
+ } |
+ }, |
+ |
+ methodize: function() { |
+ if (this._methodized) return this._methodized; |
+ var __method = this; |
+ return this._methodized = function() { |
+ return __method.apply(null, [this].concat($A(arguments))); |
+ }; |
+ } |
+}); |
+ |
+Date.prototype.toJSON = function() { |
+ return '"' + this.getUTCFullYear() + '-' + |
+ (this.getUTCMonth() + 1).toPaddedString(2) + '-' + |
+ this.getUTCDate().toPaddedString(2) + 'T' + |
+ this.getUTCHours().toPaddedString(2) + ':' + |
+ this.getUTCMinutes().toPaddedString(2) + ':' + |
+ this.getUTCSeconds().toPaddedString(2) + 'Z"'; |
+}; |
+ |
+var Try = { |
+ these: function() { |
+ var returnValue; |
+ |
+ for (var i = 0, length = arguments.length; i < length; i++) { |
+ var lambda = arguments[i]; |
+ try { |
+ returnValue = lambda(); |
+ break; |
+ } catch (e) { } |
+ } |
+ |
+ return returnValue; |
+ } |
+}; |
+ |
+RegExp.prototype.match = RegExp.prototype.test; |
+ |
+RegExp.escape = function(str) { |
+ return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1'); |
+}; |
+ |
+/*--------------------------------------------------------------------------*/ |
+ |
+var PeriodicalExecuter = Class.create({ |
+ initialize: function(callback, frequency) { |
+ this.callback = callback; |
+ this.frequency = frequency; |
+ this.currentlyExecuting = false; |
+ |
+ this.registerCallback(); |
+ }, |
+ |
+ registerCallback: function() { |
+ this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); |
+ }, |
+ |
+ execute: function() { |
+ this.callback(this); |
+ }, |
+ |
+ stop: function() { |
+ if (!this.timer) return; |
+ clearInterval(this.timer); |
+ this.timer = null; |
+ }, |
+ |
+ onTimerEvent: function() { |
+ if (!this.currentlyExecuting) { |
+ try { |
+ this.currentlyExecuting = true; |
+ this.execute(); |
+ } finally { |
+ this.currentlyExecuting = false; |
+ } |
+ } |
+ } |
+}); |
+Object.extend(String, { |
+ interpret: function(value) { |
+ return value == null ? '' : String(value); |
+ }, |
+ specialChar: { |
+ '\b': '\\b', |
+ '\t': '\\t', |
+ '\n': '\\n', |
+ '\f': '\\f', |
+ '\r': '\\r', |
+ '\\': '\\\\' |
+ } |
+}); |
+ |
+Object.extend(String.prototype, { |
+ gsub: function(pattern, replacement) { |
+ var result = '', source = this, match; |
+ replacement = arguments.callee.prepareReplacement(replacement); |
+ |
+ while (source.length > 0) { |
+ if (match = source.match(pattern)) { |
+ result += source.slice(0, match.index); |
+ result += String.interpret(replacement(match)); |
+ source = source.slice(match.index + match[0].length); |
+ } else { |
+ result += source, source = ''; |
+ } |
+ } |
+ return result; |
+ }, |
+ |
+ sub: function(pattern, replacement, count) { |
+ replacement = this.gsub.prepareReplacement(replacement); |
+ count = Object.isUndefined(count) ? 1 : count; |
+ |
+ return this.gsub(pattern, function(match) { |
+ if (--count < 0) return match[0]; |
+ return replacement(match); |
+ }); |
+ }, |
+ |
+ scan: function(pattern, iterator) { |
+ this.gsub(pattern, iterator); |
+ return String(this); |
+ }, |
+ |
+ truncate: function(length, truncation) { |
+ length = length || 30; |
+ truncation = Object.isUndefined(truncation) ? '...' : truncation; |
+ return this.length > length ? |
+ this.slice(0, length - truncation.length) + truncation : String(this); |
+ }, |
+ |
+ strip: function() { |
+ return this.replace(/^\s+/, '').replace(/\s+$/, ''); |
+ }, |
+ |
+ stripTags: function() { |
+ return this.replace(/<\/?[^>]+>/gi, ''); |
+ }, |
+ |
+ stripScripts: function() { |
+ return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), ''); |
+ }, |
+ |
+ extractScripts: function() { |
+ var matchAll = new RegExp(Prototype.ScriptFragment, 'img'); |
+ var matchOne = new RegExp(Prototype.ScriptFragment, 'im'); |
+ return (this.match(matchAll) || []).map(function(scriptTag) { |
+ return (scriptTag.match(matchOne) || ['', ''])[1]; |
+ }); |
+ }, |
+ |
+ evalScripts: function() { |
+ return this.extractScripts().map(function(script) { return eval(script) }); |
+ }, |
+ |
+ escapeHTML: function() { |
+ var self = arguments.callee; |
+ self.text.data = this; |
+ return self.div.innerHTML; |
+ }, |
+ |
+ unescapeHTML: function() { |
+ var div = new Element('div'); |
+ div.innerHTML = this.stripTags(); |
+ return div.childNodes[0] ? (div.childNodes.length > 1 ? |
+ $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) : |
+ div.childNodes[0].nodeValue) : ''; |
+ }, |
+ |
+ toQueryParams: function(separator) { |
+ var match = this.strip().match(/([^?#]*)(#.*)?$/); |
+ if (!match) return { }; |
+ |
+ return match[1].split(separator || '&').inject({ }, function(hash, pair) { |
+ if ((pair = pair.split('='))[0]) { |
+ var key = decodeURIComponent(pair.shift()); |
+ var value = pair.length > 1 ? pair.join('=') : pair[0]; |
+ if (value != undefined) value = decodeURIComponent(value); |
+ |
+ if (key in hash) { |
+ if (!Object.isArray(hash[key])) hash[key] = [hash[key]]; |
+ hash[key].push(value); |
+ } |
+ else hash[key] = value; |
+ } |
+ return hash; |
+ }); |
+ }, |
+ |
+ toArray: function() { |
+ return this.split(''); |
+ }, |
+ |
+ succ: function() { |
+ return this.slice(0, this.length - 1) + |
+ String.fromCharCode(this.charCodeAt(this.length - 1) + 1); |
+ }, |
+ |
+ times: function(count) { |
+ return count < 1 ? '' : new Array(count + 1).join(this); |
+ }, |
+ |
+ camelize: function() { |
+ var parts = this.split('-'), len = parts.length; |
+ if (len == 1) return parts[0]; |
+ |
+ var camelized = this.charAt(0) == '-' |
+ ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1) |
+ : parts[0]; |
+ |
+ for (var i = 1; i < len; i++) |
+ camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1); |
+ |
+ return camelized; |
+ }, |
+ |
+ capitalize: function() { |
+ return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase(); |
+ }, |
+ |
+ underscore: function() { |
+ return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase(); |
+ }, |
+ |
+ dasherize: function() { |
+ return this.gsub(/_/,'-'); |
+ }, |
+ |
+ inspect: function(useDoubleQuotes) { |
+ var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) { |
+ var character = String.specialChar[match[0]]; |
+ return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16); |
+ }); |
+ if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"'; |
+ return "'" + escapedString.replace(/'/g, '\\\'') + "'"; |
+ }, |
+ |
+ toJSON: function() { |
+ return this.inspect(true); |
+ }, |
+ |
+ unfilterJSON: function(filter) { |
+ return this.sub(filter || Prototype.JSONFilter, '#{1}'); |
+ }, |
+ |
+ isJSON: function() { |
+ var str = this; |
+ if (str.blank()) return false; |
+ str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, ''); |
+ return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str); |
+ }, |
+ |
+ evalJSON: function(sanitize) { |
+ var json = this.unfilterJSON(); |
+ try { |
+ if (!sanitize || json.isJSON()) return eval('(' + json + ')'); |
+ } catch (e) { } |
+ throw new SyntaxError('Badly formed JSON string: ' + this.inspect()); |
+ }, |
+ |
+ include: function(pattern) { |
+ return this.indexOf(pattern) > -1; |
+ }, |
+ |
+ startsWith: function(pattern) { |
+ return this.indexOf(pattern) === 0; |
+ }, |
+ |
+ endsWith: function(pattern) { |
+ var d = this.length - pattern.length; |
+ return d >= 0 && this.lastIndexOf(pattern) === d; |
+ }, |
+ |
+ empty: function() { |
+ return this == ''; |
+ }, |
+ |
+ blank: function() { |
+ return /^\s*$/.test(this); |
+ }, |
+ |
+ interpolate: function(object, pattern) { |
+ return new Template(this, pattern).evaluate(object); |
+ } |
+}); |
+ |
+if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, { |
+ escapeHTML: function() { |
+ return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>'); |
+ }, |
+ unescapeHTML: function() { |
+ return this.stripTags().replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>'); |
+ } |
+}); |
+ |
+String.prototype.gsub.prepareReplacement = function(replacement) { |
+ if (Object.isFunction(replacement)) return replacement; |
+ var template = new Template(replacement); |
+ return function(match) { return template.evaluate(match) }; |
+}; |
+ |
+String.prototype.parseQuery = String.prototype.toQueryParams; |
+ |
+Object.extend(String.prototype.escapeHTML, { |
+ div: document.createElement('div'), |
+ text: document.createTextNode('') |
+}); |
+ |
+String.prototype.escapeHTML.div.appendChild(String.prototype.escapeHTML.text); |
+ |
+var Template = Class.create({ |
+ initialize: function(template, pattern) { |
+ this.template = template.toString(); |
+ this.pattern = pattern || Template.Pattern; |
+ }, |
+ |
+ evaluate: function(object) { |
+ if (Object.isFunction(object.toTemplateReplacements)) |
+ object = object.toTemplateReplacements(); |
+ |
+ return this.template.gsub(this.pattern, function(match) { |
+ if (object == null) return ''; |
+ |
+ var before = match[1] || ''; |
+ if (before == '\\') return match[2]; |
+ |
+ var ctx = object, expr = match[3]; |
+ var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/; |
+ match = pattern.exec(expr); |
+ if (match == null) return before; |
+ |
+ while (match != null) { |
+ var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1]; |
+ ctx = ctx[comp]; |
+ if (null == ctx || '' == match[3]) break; |
+ expr = expr.substring('[' == match[3] ? match[1].length : match[0].length); |
+ match = pattern.exec(expr); |
+ } |
+ |
+ return before + String.interpret(ctx); |
+ }); |
+ } |
+}); |
+Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; |
+ |
+var $break = { }; |
+ |
+var Enumerable = { |
+ each: function(iterator, context) { |
+ var index = 0; |
+ try { |
+ this._each(function(value) { |
+ iterator.call(context, value, index++); |
+ }); |
+ } catch (e) { |
+ if (e != $break) throw e; |
+ } |
+ return this; |
+ }, |
+ |
+ eachSlice: function(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); |
+ }, |
+ |
+ all: function(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; |
+ }, |
+ |
+ any: function(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; |
+ }, |
+ |
+ collect: function(iterator, context) { |
+ iterator = iterator || Prototype.K; |
+ var results = []; |
+ this.each(function(value, index) { |
+ results.push(iterator.call(context, value, index)); |
+ }); |
+ return results; |
+ }, |
+ |
+ detect: function(iterator, context) { |
+ var result; |
+ this.each(function(value, index) { |
+ if (iterator.call(context, value, index)) { |
+ result = value; |
+ throw $break; |
+ } |
+ }); |
+ return result; |
+ }, |
+ |
+ findAll: function(iterator, context) { |
+ var results = []; |
+ this.each(function(value, index) { |
+ if (iterator.call(context, value, index)) |
+ results.push(value); |
+ }); |
+ return results; |
+ }, |
+ |
+ grep: function(filter, iterator, context) { |
+ iterator = iterator || Prototype.K; |
+ var results = []; |
+ |
+ if (Object.isString(filter)) |
+ filter = new RegExp(filter); |
+ |
+ this.each(function(value, index) { |
+ if (filter.match(value)) |
+ results.push(iterator.call(context, value, index)); |
+ }); |
+ return results; |
+ }, |
+ |
+ include: function(object) { |
+ if (Object.isFunction(this.indexOf)) |
+ if (this.indexOf(object) != -1) return true; |
+ |
+ var found = false; |
+ this.each(function(value) { |
+ if (value == object) { |
+ found = true; |
+ throw $break; |
+ } |
+ }); |
+ return found; |
+ }, |
+ |
+ inGroupsOf: function(number, fillWith) { |
+ fillWith = Object.isUndefined(fillWith) ? null : fillWith; |
+ return this.eachSlice(number, function(slice) { |
+ while(slice.length < number) slice.push(fillWith); |
+ return slice; |
+ }); |
+ }, |
+ |
+ inject: function(memo, iterator, context) { |
+ this.each(function(value, index) { |
+ memo = iterator.call(context, memo, value, index); |
+ }); |
+ return memo; |
+ }, |
+ |
+ invoke: function(method) { |
+ var args = $A(arguments).slice(1); |
+ return this.map(function(value) { |
+ return value[method].apply(value, args); |
+ }); |
+ }, |
+ |
+ max: function(iterator, context) { |
+ iterator = iterator || Prototype.K; |
+ var result; |
+ this.each(function(value, index) { |
+ value = iterator.call(context, value, index); |
+ if (result == null || value >= result) |
+ result = value; |
+ }); |
+ return result; |
+ }, |
+ |
+ min: function(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; |
+ }, |
+ |
+ partition: function(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]; |
+ }, |
+ |
+ pluck: function(property) { |
+ var results = []; |
+ this.each(function(value) { |
+ results.push(value[property]); |
+ }); |
+ return results; |
+ }, |
+ |
+ reject: function(iterator, context) { |
+ var results = []; |
+ this.each(function(value, index) { |
+ if (!iterator.call(context, value, index)) |
+ results.push(value); |
+ }); |
+ return results; |
+ }, |
+ |
+ sortBy: function(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'); |
+ }, |
+ |
+ toArray: function() { |
+ return this.map(); |
+ }, |
+ |
+ zip: function() { |
+ var iterator = Prototype.K, args = $A(arguments); |
+ if (Object.isFunction(args.last())) |
+ iterator = args.pop(); |
+ |
+ var collections = [this].concat(args).map($A); |
+ return this.map(function(value, index) { |
+ return iterator(collections.pluck(index)); |
+ }); |
+ }, |
+ |
+ size: function() { |
+ return this.toArray().length; |
+ }, |
+ |
+ inspect: function() { |
+ return '#<Enumerable:' + this.toArray().inspect() + '>'; |
+ } |
+}; |
+ |
+Object.extend(Enumerable, { |
+ map: Enumerable.collect, |
+ find: Enumerable.detect, |
+ select: Enumerable.findAll, |
+ filter: Enumerable.findAll, |
+ member: Enumerable.include, |
+ entries: Enumerable.toArray, |
+ every: Enumerable.all, |
+ some: Enumerable.any |
+}); |
+function $A(iterable) { |
+ if (!iterable) return []; |
+ if (iterable.toArray) return iterable.toArray(); |
+ var length = iterable.length || 0, results = new Array(length); |
+ while (length--) results[length] = iterable[length]; |
+ return results; |
+} |
+ |
+if (Prototype.Browser.WebKit) { |
+ $A = function(iterable) { |
+ if (!iterable) return []; |
+ // In Safari, only use the `toArray` method if it's not a NodeList. |
+ // A NodeList is a function, has an function `item` property, and a numeric |
+ // `length` property. Adapted from Google Doctype. |
+ if (!(typeof iterable === 'function' && typeof iterable.length === |
+ 'number' && typeof iterable.item === 'function') && iterable.toArray) |
+ return iterable.toArray(); |
+ var length = iterable.length || 0, results = new Array(length); |
+ while (length--) results[length] = iterable[length]; |
+ return results; |
+ }; |
+} |
+ |
+Array.from = $A; |
+ |
+Object.extend(Array.prototype, Enumerable); |
+ |
+if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse; |
+ |
+Object.extend(Array.prototype, { |
+ _each: function(iterator) { |
+ for (var i = 0, length = this.length; i < length; i++) |
+ iterator(this[i]); |
+ }, |
+ |
+ clear: function() { |
+ this.length = 0; |
+ return this; |
+ }, |
+ |
+ first: function() { |
+ return this[0]; |
+ }, |
+ |
+ last: function() { |
+ return this[this.length - 1]; |
+ }, |
+ |
+ compact: function() { |
+ return this.select(function(value) { |
+ return value != null; |
+ }); |
+ }, |
+ |
+ flatten: function() { |
+ return this.inject([], function(array, value) { |
+ return array.concat(Object.isArray(value) ? |
+ value.flatten() : [value]); |
+ }); |
+ }, |
+ |
+ without: function() { |
+ var values = $A(arguments); |
+ return this.select(function(value) { |
+ return !values.include(value); |
+ }); |
+ }, |
+ |
+ reverse: function(inline) { |
+ return (inline !== false ? this : this.toArray())._reverse(); |
+ }, |
+ |
+ reduce: function() { |
+ return this.length > 1 ? this : this[0]; |
+ }, |
+ |
+ uniq: function(sorted) { |
+ return this.inject([], function(array, value, index) { |
+ if (0 == index || (sorted ? array.last() != value : !array.include(value))) |
+ array.push(value); |
+ return array; |
+ }); |
+ }, |
+ |
+ intersect: function(array) { |
+ return this.uniq().findAll(function(item) { |
+ return array.detect(function(value) { return item === value }); |
+ }); |
+ }, |
+ |
+ clone: function() { |
+ return [].concat(this); |
+ }, |
+ |
+ size: function() { |
+ return this.length; |
+ }, |
+ |
+ inspect: function() { |
+ return '[' + this.map(Object.inspect).join(', ') + ']'; |
+ }, |
+ |
+ toJSON: function() { |
+ var results = []; |
+ this.each(function(object) { |
+ var value = Object.toJSON(object); |
+ if (!Object.isUndefined(value)) results.push(value); |
+ }); |
+ return '[' + results.join(', ') + ']'; |
+ } |
+}); |
+ |
+// use native browser JS 1.6 implementation if available |
+if (Object.isFunction(Array.prototype.forEach)) |
+ Array.prototype._each = Array.prototype.forEach; |
+ |
+if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) { |
+ i || (i = 0); |
+ var length = this.length; |
+ if (i < 0) i = length + i; |
+ for (; i < length; i++) |
+ if (this[i] === item) return i; |
+ return -1; |
+}; |
+ |
+if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) { |
+ i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1; |
+ var n = this.slice(0, i).reverse().indexOf(item); |
+ return (n < 0) ? n : i - n - 1; |
+}; |
+ |
+Array.prototype.toArray = Array.prototype.clone; |
+ |
+function $w(string) { |
+ if (!Object.isString(string)) return []; |
+ string = string.strip(); |
+ return string ? string.split(/\s+/) : []; |
+} |
+ |
+if (Prototype.Browser.Opera){ |
+ Array.prototype.concat = function() { |
+ var array = []; |
+ for (var i = 0, length = this.length; i < length; i++) array.push(this[i]); |
+ for (var i = 0, length = arguments.length; i < length; i++) { |
+ if (Object.isArray(arguments[i])) { |
+ for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++) |
+ array.push(arguments[i][j]); |
+ } else { |
+ array.push(arguments[i]); |
+ } |
+ } |
+ return array; |
+ }; |
+} |
+Object.extend(Number.prototype, { |
+ toColorPart: function() { |
+ return this.toPaddedString(2, 16); |
+ }, |
+ |
+ succ: function() { |
+ return this + 1; |
+ }, |
+ |
+ times: function(iterator, context) { |
+ $R(0, this, true).each(iterator, context); |
+ return this; |
+ }, |
+ |
+ toPaddedString: function(length, radix) { |
+ var string = this.toString(radix || 10); |
+ return '0'.times(length - string.length) + string; |
+ }, |
+ |
+ toJSON: function() { |
+ return isFinite(this) ? this.toString() : 'null'; |
+ } |
+}); |
+ |
+$w('abs round ceil floor').each(function(method){ |
+ Number.prototype[method] = Math[method].methodize(); |
+}); |
+function $H(object) { |
+ return new Hash(object); |
+}; |
+ |
+var Hash = Class.create(Enumerable, (function() { |
+ |
+ function toQueryPair(key, value) { |
+ if (Object.isUndefined(value)) return key; |
+ return key + '=' + encodeURIComponent(String.interpret(value)); |
+ } |
+ |
+ return { |
+ initialize: function(object) { |
+ this._object = Object.isHash(object) ? object.toObject() : Object.clone(object); |
+ }, |
+ |
+ _each: function(iterator) { |
+ for (var key in this._object) { |
+ var value = this._object[key], pair = [key, value]; |
+ pair.key = key; |
+ pair.value = value; |
+ iterator(pair); |
+ } |
+ }, |
+ |
+ set: function(key, value) { |
+ return this._object[key] = value; |
+ }, |
+ |
+ get: function(key) { |
+ // simulating poorly supported hasOwnProperty |
+ if (this._object[key] !== Object.prototype[key]) |
+ return this._object[key]; |
+ }, |
+ |
+ unset: function(key) { |
+ var value = this._object[key]; |
+ delete this._object[key]; |
+ return value; |
+ }, |
+ |
+ toObject: function() { |
+ return Object.clone(this._object); |
+ }, |
+ |
+ keys: function() { |
+ return this.pluck('key'); |
+ }, |
+ |
+ values: function() { |
+ return this.pluck('value'); |
+ }, |
+ |
+ index: function(value) { |
+ var match = this.detect(function(pair) { |
+ return pair.value === value; |
+ }); |
+ return match && match.key; |
+ }, |
+ |
+ merge: function(object) { |
+ return this.clone().update(object); |
+ }, |
+ |
+ update: function(object) { |
+ return new Hash(object).inject(this, function(result, pair) { |
+ result.set(pair.key, pair.value); |
+ return result; |
+ }); |
+ }, |
+ |
+ toQueryString: function() { |
+ return this.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('&'); |
+ }, |
+ |
+ inspect: function() { |
+ return '#<Hash:{' + this.map(function(pair) { |
+ return pair.map(Object.inspect).join(': '); |
+ }).join(', ') + '}>'; |
+ }, |
+ |
+ toJSON: function() { |
+ return Object.toJSON(this.toObject()); |
+ }, |
+ |
+ clone: function() { |
+ return new Hash(this); |
+ } |
+ } |
+})()); |
+ |
+Hash.prototype.toTemplateReplacements = Hash.prototype.toObject; |
+Hash.from = $H; |
+var ObjectRange = Class.create(Enumerable, { |
+ initialize: function(start, end, exclusive) { |
+ this.start = start; |
+ this.end = end; |
+ this.exclusive = exclusive; |
+ }, |
+ |
+ _each: function(iterator) { |
+ var value = this.start; |
+ while (this.include(value)) { |
+ iterator(value); |
+ value = value.succ(); |
+ } |
+ }, |
+ |
+ include: function(value) { |
+ if (value < this.start) |
+ return false; |
+ if (this.exclusive) |
+ return value < this.end; |
+ return value <= this.end; |
+ } |
+}); |
+ |
+var $R = function(start, end, exclusive) { |
+ return new ObjectRange(start, end, exclusive); |
+}; |
+ |
+var Ajax = { |
+ getTransport: function() { |
+ return Try.these( |
+ function() {return new XMLHttpRequest()}, |
+ function() {return new ActiveXObject('Msxml2.XMLHTTP')}, |
+ function() {return new ActiveXObject('Microsoft.XMLHTTP')} |
+ ) || false; |
+ }, |
+ |
+ activeRequestCount: 0 |
+}; |
+ |
+Ajax.Responders = { |
+ responders: [], |
+ |
+ _each: function(iterator) { |
+ this.responders._each(iterator); |
+ }, |
+ |
+ register: function(responder) { |
+ if (!this.include(responder)) |
+ this.responders.push(responder); |
+ }, |
+ |
+ unregister: function(responder) { |
+ this.responders = this.responders.without(responder); |
+ }, |
+ |
+ dispatch: function(callback, request, transport, json) { |
+ this.each(function(responder) { |
+ if (Object.isFunction(responder[callback])) { |
+ try { |
+ responder[callback].apply(responder, [request, transport, json]); |
+ } catch (e) { } |
+ } |
+ }); |
+ } |
+}; |
+ |
+Object.extend(Ajax.Responders, Enumerable); |
+ |
+Ajax.Responders.register({ |
+ onCreate: function() { Ajax.activeRequestCount++ }, |
+ onComplete: function() { Ajax.activeRequestCount-- } |
+}); |
+ |
+Ajax.Base = Class.create({ |
+ initialize: function(options) { |
+ this.options = { |
+ method: 'post', |
+ asynchronous: true, |
+ contentType: 'application/x-www-form-urlencoded', |
+ encoding: 'UTF-8', |
+ parameters: '', |
+ evalJSON: true, |
+ evalJS: true |
+ }; |
+ Object.extend(this.options, options || { }); |
+ |
+ this.options.method = this.options.method.toLowerCase(); |
+ |
+ if (Object.isString(this.options.parameters)) |
+ this.options.parameters = this.options.parameters.toQueryParams(); |
+ else if (Object.isHash(this.options.parameters)) |
+ this.options.parameters = this.options.parameters.toObject(); |
+ } |
+}); |
+ |
+Ajax.Request = Class.create(Ajax.Base, { |
+ _complete: false, |
+ |
+ initialize: function($super, url, options) { |
+ $super(options); |
+ this.transport = Ajax.getTransport(); |
+ this.request(url); |
+ }, |
+ |
+ request: function(url) { |
+ this.url = url; |
+ this.method = this.options.method; |
+ var params = Object.clone(this.options.parameters); |
+ |
+ if (!['get', 'post'].include(this.method)) { |
+ // simulate other verbs over post |
+ params['_method'] = this.method; |
+ this.method = 'post'; |
+ } |
+ |
+ this.parameters = params; |
+ |
+ if (params = Object.toQueryString(params)) { |
+ // when GET, append parameters to URL |
+ if (this.method == 'get') |
+ this.url += (this.url.include('?') ? '&' : '?') + params; |
+ else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) |
+ params += '&_='; |
+ } |
+ |
+ try { |
+ var response = new Ajax.Response(this); |
+ if (this.options.onCreate) this.options.onCreate(response); |
+ Ajax.Responders.dispatch('onCreate', this, response); |
+ |
+ this.transport.open(this.method.toUpperCase(), this.url, |
+ this.options.asynchronous); |
+ |
+ if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1); |
+ |
+ this.transport.onreadystatechange = this.onStateChange.bind(this); |
+ this.setRequestHeaders(); |
+ |
+ this.body = this.method == 'post' ? (this.options.postBody || params) : null; |
+ this.transport.send(this.body); |
+ |
+ /* Force Firefox to handle ready state 4 for synchronous requests */ |
+ if (!this.options.asynchronous && this.transport.overrideMimeType) |
+ this.onStateChange(); |
+ |
+ } |
+ catch (e) { |
+ this.dispatchException(e); |
+ } |
+ }, |
+ |
+ onStateChange: function() { |
+ var readyState = this.transport.readyState; |
+ if (readyState > 1 && !((readyState == 4) && this._complete)) |
+ this.respondToReadyState(this.transport.readyState); |
+ }, |
+ |
+ setRequestHeaders: function() { |
+ var headers = { |
+ 'X-Requested-With': 'XMLHttpRequest', |
+ 'X-Prototype-Version': Prototype.Version, |
+ 'Accept': 'text/javascript, text/html, application/xml, text/xml, */*' |
+ }; |
+ |
+ if (this.method == 'post') { |
+ headers['Content-type'] = this.options.contentType + |
+ (this.options.encoding ? '; charset=' + this.options.encoding : ''); |
+ |
+ /* Force "Connection: close" for older Mozilla browsers to work |
+ * around a bug where XMLHttpRequest sends an incorrect |
+ * Content-length header. See Mozilla Bugzilla #246651. |
+ */ |
+ if (this.transport.overrideMimeType && |
+ (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005) |
+ headers['Connection'] = 'close'; |
+ } |
+ |
+ // user-defined headers |
+ if (typeof this.options.requestHeaders == 'object') { |
+ var extras = this.options.requestHeaders; |
+ |
+ if (Object.isFunction(extras.push)) |
+ for (var i = 0, length = extras.length; i < length; i += 2) |
+ headers[extras[i]] = extras[i+1]; |
+ else |
+ $H(extras).each(function(pair) { headers[pair.key] = pair.value }); |
+ } |
+ |
+ for (var name in headers) |
+ this.transport.setRequestHeader(name, headers[name]); |
+ }, |
+ |
+ success: function() { |
+ var status = this.getStatus(); |
+ return !status || (status >= 200 && status < 300); |
+ }, |
+ |
+ getStatus: function() { |
+ try { |
+ return this.transport.status || 0; |
+ } catch (e) { return 0 } |
+ }, |
+ |
+ respondToReadyState: function(readyState) { |
+ var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this); |
+ |
+ if (state == 'Complete') { |
+ try { |
+ this._complete = true; |
+ (this.options['on' + response.status] |
+ || this.options['on' + (this.success() ? 'Success' : 'Failure')] |
+ || Prototype.emptyFunction)(response, response.headerJSON); |
+ } catch (e) { |
+ this.dispatchException(e); |
+ } |
+ |
+ var contentType = response.getHeader('Content-type'); |
+ if (this.options.evalJS == 'force' |
+ || (this.options.evalJS && this.isSameOrigin() && contentType |
+ && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/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') { |
+ // avoid memory leak in MSIE: clean up |
+ this.transport.onreadystatechange = Prototype.emptyFunction; |
+ } |
+ }, |
+ |
+ isSameOrigin: function() { |
+ var m = this.url.match(/^\s*https?:\/\/[^\/]*/); |
+ return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({ |
+ protocol: location.protocol, |
+ domain: document.domain, |
+ port: location.port ? ':' + location.port : '' |
+ })); |
+ }, |
+ |
+ getHeader: function(name) { |
+ try { |
+ return this.transport.getResponseHeader(name) || null; |
+ } catch (e) { return null } |
+ }, |
+ |
+ evalResponse: function() { |
+ try { |
+ return eval((this.transport.responseText || '').unfilterJSON()); |
+ } catch (e) { |
+ this.dispatchException(e); |
+ } |
+ }, |
+ |
+ dispatchException: function(exception) { |
+ (this.options.onException || Prototype.emptyFunction)(this, exception); |
+ Ajax.Responders.dispatch('onException', this, exception); |
+ } |
+}); |
+ |
+Ajax.Request.Events = |
+ ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; |
+ |
+Ajax.Response = Class.create({ |
+ initialize: function(request){ |
+ this.request = request; |
+ var transport = this.transport = request.transport, |
+ readyState = this.readyState = transport.readyState; |
+ |
+ if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) { |
+ this.status = this.getStatus(); |
+ this.statusText = this.getStatusText(); |
+ this.responseText = String.interpret(transport.responseText); |
+ this.headerJSON = this._getHeaderJSON(); |
+ } |
+ |
+ if(readyState == 4) { |
+ var xml = transport.responseXML; |
+ this.responseXML = Object.isUndefined(xml) ? null : xml; |
+ this.responseJSON = this._getResponseJSON(); |
+ } |
+ }, |
+ |
+ status: 0, |
+ statusText: '', |
+ |
+ getStatus: Ajax.Request.prototype.getStatus, |
+ |
+ getStatusText: function() { |
+ try { |
+ return this.transport.statusText || ''; |
+ } catch (e) { return '' } |
+ }, |
+ |
+ getHeader: Ajax.Request.prototype.getHeader, |
+ |
+ getAllHeaders: function() { |
+ try { |
+ return this.getAllResponseHeaders(); |
+ } catch (e) { return null } |
+ }, |
+ |
+ getResponseHeader: function(name) { |
+ return this.transport.getResponseHeader(name); |
+ }, |
+ |
+ getAllResponseHeaders: function() { |
+ return this.transport.getAllResponseHeaders(); |
+ }, |
+ |
+ _getHeaderJSON: function() { |
+ var json = this.getHeader('X-JSON'); |
+ if (!json) return null; |
+ json = decodeURIComponent(escape(json)); |
+ try { |
+ return json.evalJSON(this.request.options.sanitizeJSON || |
+ !this.request.isSameOrigin()); |
+ } catch (e) { |
+ this.request.dispatchException(e); |
+ } |
+ }, |
+ |
+ _getResponseJSON: function() { |
+ var options = this.request.options; |
+ if (!options.evalJSON || (options.evalJSON != 'force' && |
+ !(this.getHeader('Content-type') || '').include('application/json')) || |
+ this.responseText.blank()) |
+ return null; |
+ try { |
+ return this.responseText.evalJSON(options.sanitizeJSON || |
+ !this.request.isSameOrigin()); |
+ } catch (e) { |
+ this.request.dispatchException(e); |
+ } |
+ } |
+}); |
+ |
+Ajax.Updater = Class.create(Ajax.Request, { |
+ initialize: function($super, container, url, options) { |
+ this.container = { |
+ success: (container.success || container), |
+ failure: (container.failure || (container.success ? null : container)) |
+ }; |
+ |
+ options = Object.clone(options); |
+ var onComplete = options.onComplete; |
+ options.onComplete = (function(response, json) { |
+ this.updateContent(response.responseText); |
+ if (Object.isFunction(onComplete)) onComplete(response, json); |
+ }).bind(this); |
+ |
+ $super(url, options); |
+ }, |
+ |
+ updateContent: function(responseText) { |
+ var receiver = this.container[this.success() ? 'success' : 'failure'], |
+ options = this.options; |
+ |
+ if (!options.evalScripts) responseText = responseText.stripScripts(); |
+ |
+ if (receiver = $(receiver)) { |
+ if (options.insertion) { |
+ if (Object.isString(options.insertion)) { |
+ var insertion = { }; insertion[options.insertion] = responseText; |
+ receiver.insert(insertion); |
+ } |
+ else options.insertion(receiver, responseText); |
+ } |
+ else receiver.update(responseText); |
+ } |
+ } |
+}); |
+ |
+Ajax.PeriodicalUpdater = Class.create(Ajax.Base, { |
+ initialize: function($super, container, url, options) { |
+ $super(options); |
+ this.onComplete = this.options.onComplete; |
+ |
+ this.frequency = (this.options.frequency || 2); |
+ this.decay = (this.options.decay || 1); |
+ |
+ this.updater = { }; |
+ this.container = container; |
+ this.url = url; |
+ |
+ this.start(); |
+ }, |
+ |
+ start: function() { |
+ this.options.onComplete = this.updateComplete.bind(this); |
+ this.onTimerEvent(); |
+ }, |
+ |
+ stop: function() { |
+ this.updater.options.onComplete = undefined; |
+ clearTimeout(this.timer); |
+ (this.onComplete || Prototype.emptyFunction).apply(this, arguments); |
+ }, |
+ |
+ updateComplete: function(response) { |
+ if (this.options.decay) { |
+ this.decay = (response.responseText == this.lastText ? |
+ this.decay * this.options.decay : 1); |
+ |
+ this.lastText = response.responseText; |
+ } |
+ this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency); |
+ }, |
+ |
+ onTimerEvent: function() { |
+ this.updater = new Ajax.Updater(this.container, this.url, this.options); |
+ } |
+}); |
+function $(element) { |
+ if (arguments.length > 1) { |
+ for (var i = 0, elements = [], length = arguments.length; i < length; i++) |
+ elements.push($(arguments[i])); |
+ return elements; |
+ } |
+ if (Object.isString(element)) |
+ element = document.getElementById(element); |
+ return Element.extend(element); |
+} |
+ |
+if (Prototype.BrowserFeatures.XPath) { |
+ document._getElementsByXPath = function(expression, parentElement) { |
+ var results = []; |
+ var query = document.evaluate(expression, $(parentElement) || document, |
+ null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null); |
+ for (var i = 0, length = query.snapshotLength; i < length; i++) |
+ results.push(Element.extend(query.snapshotItem(i))); |
+ return results; |
+ }; |
+} |
+ |
+/*--------------------------------------------------------------------------*/ |
+ |
+if (!window.Node) var Node = { }; |
+ |
+if (!Node.ELEMENT_NODE) { |
+ // DOM level 2 ECMAScript Language Binding |
+ Object.extend(Node, { |
+ ELEMENT_NODE: 1, |
+ ATTRIBUTE_NODE: 2, |
+ TEXT_NODE: 3, |
+ CDATA_SECTION_NODE: 4, |
+ ENTITY_REFERENCE_NODE: 5, |
+ ENTITY_NODE: 6, |
+ PROCESSING_INSTRUCTION_NODE: 7, |
+ COMMENT_NODE: 8, |
+ DOCUMENT_NODE: 9, |
+ DOCUMENT_TYPE_NODE: 10, |
+ DOCUMENT_FRAGMENT_NODE: 11, |
+ NOTATION_NODE: 12 |
+ }); |
+} |
+ |
+(function() { |
+ var element = this.Element; |
+ this.Element = function(tagName, attributes) { |
+ attributes = attributes || { }; |
+ tagName = tagName.toLowerCase(); |
+ var cache = Element.cache; |
+ if (Prototype.Browser.IE && attributes.name) { |
+ tagName = '<' + tagName + ' name="' + attributes.name + '">'; |
+ delete attributes.name; |
+ return Element.writeAttribute(document.createElement(tagName), attributes); |
+ } |
+ if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName)); |
+ return Element.writeAttribute(cache[tagName].cloneNode(false), attributes); |
+ }; |
+ Object.extend(this.Element, element || { }); |
+ if (element) this.Element.prototype = element.prototype; |
+}).call(window); |
+ |
+Element.cache = { }; |
+ |
+Element.Methods = { |
+ visible: function(element) { |
+ return $(element).style.display != 'none'; |
+ }, |
+ |
+ toggle: function(element) { |
+ element = $(element); |
+ Element[Element.visible(element) ? 'hide' : 'show'](element); |
+ return element; |
+ }, |
+ |
+ hide: function(element) { |
+ element = $(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(element, content) { |
+ element = $(element); |
+ if (content && content.toElement) content = content.toElement(); |
+ if (Object.isElement(content)) return element.update().insert(content); |
+ content = Object.toHTML(content); |
+ element.innerHTML = content.stripScripts(); |
+ content.evalScripts.bind(content).defer(); |
+ return element; |
+ }, |
+ |
+ replace: function(element, content) { |
+ element = $(element); |
+ if (content && content.toElement) content = content.toElement(); |
+ else if (!Object.isElement(content)) { |
+ content = Object.toHTML(content); |
+ var range = element.ownerDocument.createRange(); |
+ range.selectNode(element); |
+ content.evalScripts.bind(content).defer(); |
+ content = range.createContextualFragment(content.stripScripts()); |
+ } |
+ element.parentNode.replaceChild(content, element); |
+ return element; |
+ }, |
+ |
+ insert: function(element, insertions) { |
+ element = $(element); |
+ |
+ if (Object.isString(insertions) || Object.isNumber(insertions) || |
+ Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) |
+ insertions = {bottom:insertions}; |
+ |
+ var content, insert, tagName, childNodes; |
+ |
+ for (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(); |
+ var value = (element[property] || '').toString(); |
+ if (value) result += ' ' + attribute + '=' + value.inspect(true); |
+ }); |
+ return result + '>'; |
+ }, |
+ |
+ recursivelyCollect: function(element, property) { |
+ element = $(element); |
+ var elements = []; |
+ while (element = element[property]) |
+ if (element.nodeType == 1) |
+ elements.push(Element.extend(element)); |
+ return elements; |
+ }, |
+ |
+ ancestors: function(element) { |
+ return $(element).recursivelyCollect('parentNode'); |
+ }, |
+ |
+ descendants: function(element) { |
+ return $(element).select("*"); |
+ }, |
+ |
+ firstDescendant: function(element) { |
+ element = $(element).firstChild; |
+ while (element && element.nodeType != 1) element = element.nextSibling; |
+ return $(element); |
+ }, |
+ |
+ immediateDescendants: function(element) { |
+ if (!(element = $(element).firstChild)) return []; |
+ while (element && element.nodeType != 1) element = element.nextSibling; |
+ if (element) return [element].concat($(element).nextSiblings()); |
+ return []; |
+ }, |
+ |
+ previousSiblings: function(element) { |
+ return $(element).recursivelyCollect('previousSibling'); |
+ }, |
+ |
+ nextSiblings: function(element) { |
+ return $(element).recursivelyCollect('nextSibling'); |
+ }, |
+ |
+ siblings: function(element) { |
+ element = $(element); |
+ return element.previousSiblings().reverse().concat(element.nextSiblings()); |
+ }, |
+ |
+ match: function(element, selector) { |
+ if (Object.isString(selector)) |
+ selector = new Selector(selector); |
+ return selector.match($(element)); |
+ }, |
+ |
+ up: function(element, expression, index) { |
+ element = $(element); |
+ if (arguments.length == 1) return $(element.parentNode); |
+ var ancestors = element.ancestors(); |
+ return Object.isNumber(expression) ? ancestors[expression] : |
+ Selector.findElement(ancestors, expression, index); |
+ }, |
+ |
+ down: function(element, expression, index) { |
+ element = $(element); |
+ if (arguments.length == 1) return element.firstDescendant(); |
+ return Object.isNumber(expression) ? element.descendants()[expression] : |
+ Element.select(element, expression)[index || 0]; |
+ }, |
+ |
+ previous: function(element, expression, index) { |
+ element = $(element); |
+ if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element)); |
+ var previousSiblings = element.previousSiblings(); |
+ return Object.isNumber(expression) ? previousSiblings[expression] : |
+ Selector.findElement(previousSiblings, expression, index); |
+ }, |
+ |
+ next: function(element, expression, index) { |
+ element = $(element); |
+ if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element)); |
+ var nextSiblings = element.nextSiblings(); |
+ return Object.isNumber(expression) ? nextSiblings[expression] : |
+ Selector.findElement(nextSiblings, expression, index); |
+ }, |
+ |
+ select: function() { |
+ var args = $A(arguments), element = $(args.shift()); |
+ return Selector.findChildElements(element, args); |
+ }, |
+ |
+ adjacent: function() { |
+ var args = $A(arguments), element = $(args.shift()); |
+ return Selector.findChildElements(element.parentNode, args).without(element); |
+ }, |
+ |
+ identify: function(element) { |
+ element = $(element); |
+ var id = element.readAttribute('id'), self = arguments.callee; |
+ if (id) return id; |
+ do { id = 'anonymous_element_' + self.counter++ } while ($(id)); |
+ element.writeAttribute('id', id); |
+ return id; |
+ }, |
+ |
+ readAttribute: function(element, name) { |
+ element = $(element); |
+ if (Prototype.Browser.IE) { |
+ var t = Element._attributeTranslations.read; |
+ if (t.values[name]) return t.values[name](element, name); |
+ if (t.names[name]) name = t.names[name]; |
+ if (name.include(':')) { |
+ return (!element.attributes || !element.attributes[name]) ? null : |
+ element.attributes[name].value; |
+ } |
+ } |
+ return element.getAttribute(name); |
+ }, |
+ |
+ writeAttribute: function(element, name, value) { |
+ element = $(element); |
+ var attributes = { }, t = Element._attributeTranslations.write; |
+ |
+ if (typeof name == 'object') attributes = name; |
+ else attributes[name] = Object.isUndefined(value) ? true : value; |
+ |
+ for (var attr in attributes) { |
+ name = t.names[attr] || attr; |
+ value = attributes[attr]; |
+ if (t.values[attr]) name = t.values[attr](element, value); |
+ if (value === false || value === null) |
+ element.removeAttribute(name); |
+ else if (value === true) |
+ element.setAttribute(name, name); |
+ else element.setAttribute(name, value); |
+ } |
+ return element; |
+ }, |
+ |
+ getHeight: function(element) { |
+ return $(element).getDimensions().height; |
+ }, |
+ |
+ getWidth: function(element) { |
+ return $(element).getDimensions().width; |
+ }, |
+ |
+ classNames: function(element) { |
+ return new Element.ClassNames(element); |
+ }, |
+ |
+ hasClassName: function(element, className) { |
+ if (!(element = $(element))) return; |
+ var elementClassName = element.className; |
+ return (elementClassName.length > 0 && (elementClassName == className || |
+ new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName))); |
+ }, |
+ |
+ addClassName: function(element, className) { |
+ if (!(element = $(element))) return; |
+ if (!element.hasClassName(className)) |
+ element.className += (element.className ? ' ' : '') + className; |
+ return element; |
+ }, |
+ |
+ removeClassName: function(element, className) { |
+ if (!(element = $(element))) return; |
+ element.className = element.className.replace( |
+ new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip(); |
+ return element; |
+ }, |
+ |
+ toggleClassName: function(element, className) { |
+ if (!(element = $(element))) return; |
+ return element[element.hasClassName(className) ? |
+ 'removeClassName' : 'addClassName'](className); |
+ }, |
+ |
+ // removes whitespace-only text node children |
+ cleanWhitespace: function(element) { |
+ element = $(element); |
+ var node = element.firstChild; |
+ while (node) { |
+ var nextNode = node.nextSibling; |
+ if (node.nodeType == 3 && !/\S/.test(node.nodeValue)) |
+ element.removeChild(node); |
+ node = nextNode; |
+ } |
+ return element; |
+ }, |
+ |
+ empty: function(element) { |
+ return $(element).innerHTML.blank(); |
+ }, |
+ |
+ descendantOf: function(element, ancestor) { |
+ element = $(element), ancestor = $(ancestor); |
+ |
+ 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(); |
+ 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('display'); |
+ if (display != 'none' && display != null) // Safari bug |
+ return {width: element.offsetWidth, height: element.offsetHeight}; |
+ |
+ // All *Width and *Height properties give 0 on elements with display none, |
+ // so enable the element temporarily |
+ var els = element.style; |
+ var originalVisibility = els.visibility; |
+ var originalPosition = els.position; |
+ var originalDisplay = els.display; |
+ els.visibility = 'hidden'; |
+ els.position = 'absolute'; |
+ els.display = 'block'; |
+ var originalWidth = element.clientWidth; |
+ var originalHeight = element.clientHeight; |
+ els.display = originalDisplay; |
+ els.position = originalPosition; |
+ els.visibility = originalVisibility; |
+ return {width: originalWidth, height: originalHeight}; |
+ }, |
+ |
+ makePositioned: function(element) { |
+ element = $(element); |
+ var pos = Element.getStyle(element, 'position'); |
+ if (pos == 'static' || !pos) { |
+ element._madePositioned = true; |
+ element.style.position = 'relative'; |
+ // Opera returns the offset relative to the positioning context, when an |
+ // element is position relative but top and left have not been defined |
+ if (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('position') == 'absolute') return element; |
+ // Position.prepare(); // To be done manually by Scripty when it needs it. |
+ |
+ var offsets = element.positionedOffset(); |
+ var top = offsets[1]; |
+ var left = offsets[0]; |
+ var width = element.clientWidth; |
+ var height = element.clientHeight; |
+ |
+ element._originalLeft = left - parseFloat(element.style.left || 0); |
+ element._originalTop = top - parseFloat(element.style.top || 0); |
+ element._originalWidth = element.style.width; |
+ element._originalHeight = element.style.height; |
+ |
+ element.style.position = 'absolute'; |
+ element.style.top = top + 'px'; |
+ element.style.left = left + 'px'; |
+ element.style.width = width + 'px'; |
+ element.style.height = height + 'px'; |
+ return element; |
+ }, |
+ |
+ relativize: function(element) { |
+ element = $(element); |
+ if (element.getStyle('position') == 'relative') return element; |
+ // Position.prepare(); // To be done manually by Scripty when it needs it. |
+ |
+ element.style.position = 'relative'; |
+ var top = parseFloat(element.style.top || 0) - (element._originalTop || 0); |
+ var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0); |
+ |
+ element.style.top = top + 'px'; |
+ element.style.left = left + 'px'; |
+ element.style.height = element._originalHeight; |
+ element.style.width = element._originalWidth; |
+ return element; |
+ }, |
+ |
+ cumulativeScrollOffset: function(element) { |
+ var valueT = 0, valueL = 0; |
+ do { |
+ valueT += element.scrollTop || 0; |
+ valueL += element.scrollLeft || 0; |
+ element = element.parentNode; |
+ } while (element); |
+ return Element._returnOffset(valueL, valueT); |
+ }, |
+ |
+ getOffsetParent: function(element) { |
+ if (element.offsetParent) return $(element.offsetParent); |
+ if (element == document.body) return $(element); |
+ |
+ while ((element = element.parentNode) && element != document.body) |
+ if (Element.getStyle(element, 'position') != 'static') |
+ return $(element); |
+ |
+ return $(document.body); |
+ }, |
+ |
+ viewportOffset: function(forElement) { |
+ var valueT = 0, valueL = 0; |
+ |
+ var element = forElement; |
+ do { |
+ valueT += element.offsetTop || 0; |
+ valueL += element.offsetLeft || 0; |
+ |
+ // Safari fix |
+ if (element.offsetParent == document.body && |
+ Element.getStyle(element, 'position') == 'absolute') break; |
+ |
+ } while (element = element.offsetParent); |
+ |
+ element = forElement; |
+ do { |
+ if (!Prototype.Browser.Opera || (element.tagName && (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] || { }); |
+ |
+ // find page position of source |
+ source = $(source); |
+ var p = source.viewportOffset(); |
+ |
+ // find coordinate system to use |
+ element = $(element); |
+ var delta = [0, 0]; |
+ var parent = null; |
+ // delta [0,0] will do fine with position: fixed elements, |
+ // position:absolute needs offsetParent deltas |
+ if (Element.getStyle(element, 'position') == 'absolute') { |
+ parent = element.getOffsetParent(); |
+ delta = parent.viewportOffset(); |
+ } |
+ |
+ // correct by body offsets (fixes Safari) |
+ if (parent == document.body) { |
+ delta[0] -= document.body.offsetLeft; |
+ delta[1] -= document.body.offsetTop; |
+ } |
+ |
+ // set position |
+ if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; |
+ if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; |
+ if (options.setWidth) element.style.width = source.offsetWidth + 'px'; |
+ if (options.setHeight) element.style.height = source.offsetHeight + 'px'; |
+ return element; |
+ } |
+}; |
+ |
+Element.Methods.identify.counter = 1; |
+ |
+Object.extend(Element.Methods, { |
+ getElementsBySelector: Element.Methods.select, |
+ childElements: Element.Methods.immediateDescendants |
+}); |
+ |
+Element._attributeTranslations = { |
+ write: { |
+ names: { |
+ className: 'class', |
+ htmlFor: 'for' |
+ }, |
+ values: { } |
+ } |
+}; |
+ |
+if (Prototype.Browser.Opera) { |
+ Element.Methods.getStyle = Element.Methods.getStyle.wrap( |
+ function(proceed, element, style) { |
+ switch (style) { |
+ case 'left': case 'top': case 'right': case 'bottom': |
+ if (proceed(element, 'position') === 'static') return null; |
+ case 'height': case 'width': |
+ // returns '0px' for hidden elements; we want it to return null |
+ if (!Element.visible(element)) return null; |
+ |
+ // returns the border-box dimensions rather than the content-box |
+ // dimensions, so we subtract padding and borders from the value |
+ var dim = parseInt(proceed(element, style), 10); |
+ |
+ if (dim !== element['offset' + style.capitalize()]) |
+ return dim + 'px'; |
+ |
+ var properties; |
+ if (style === 'height') { |
+ properties = ['border-top-width', 'padding-top', |
+ 'padding-bottom', 'border-bottom-width']; |
+ } |
+ else { |
+ properties = ['border-left-width', 'padding-left', |
+ 'padding-right', 'border-right-width']; |
+ } |
+ return properties.inject(dim, function(memo, property) { |
+ var val = proceed(element, property); |
+ return val === null ? memo : memo - parseInt(val, 10); |
+ }) + 'px'; |
+ default: return proceed(element, style); |
+ } |
+ } |
+ ); |
+ |
+ Element.Methods.readAttribute = Element.Methods.readAttribute.wrap( |
+ function(proceed, element, attribute) { |
+ if (attribute === 'title') return element.title; |
+ return proceed(element, attribute); |
+ } |
+ ); |
+} |
+ |
+else if (Prototype.Browser.IE) { |
+ // IE doesn't report offsets correctly for static elements, so we change them |
+ // to "relative" to get the values, then change them back. |
+ Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap( |
+ function(proceed, element) { |
+ element = $(element); |
+ // IE throws an error if element is not in document |
+ 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); |
+ // Trigger hasLayout on the offset parent so that IE6 reports |
+ // accurate offsetTop and offsetLeft values for position: fixed. |
+ 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 = { |
+ read: { |
+ names: { |
+ 'class': 'className', |
+ 'for': 'htmlFor' |
+ }, |
+ values: { |
+ _getAttr: function(element, attribute) { |
+ return element.getAttribute(attribute, 2); |
+ }, |
+ _getAttrNode: function(element, attribute) { |
+ var node = element.getAttributeNode(attribute); |
+ return node ? node.value : ""; |
+ }, |
+ _getEv: function(element, attribute) { |
+ attribute = element.getAttribute(attribute); |
+ return attribute ? attribute.toString().slice(23, -2) : null; |
+ }, |
+ _flag: function(element, attribute) { |
+ return $(element).hasAttribute(attribute) ? attribute : null; |
+ }, |
+ style: function(element) { |
+ return element.style.cssText.toLowerCase(); |
+ }, |
+ title: function(element) { |
+ return element.title; |
+ } |
+ } |
+ } |
+ }; |
+ |
+ Element._attributeTranslations.write = { |
+ names: Object.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._getAttr, |
+ src: v._getAttr, |
+ type: v._getAttr, |
+ action: v._getAttrNode, |
+ disabled: v._flag, |
+ checked: v._flag, |
+ readonly: v._flag, |
+ multiple: v._flag, |
+ onload: v._getEv, |
+ onunload: v._getEv, |
+ onclick: v._getEv, |
+ ondblclick: v._getEv, |
+ onmousedown: v._getEv, |
+ onmouseup: v._getEv, |
+ onmouseover: v._getEv, |
+ onmousemove: v._getEv, |
+ onmouseout: v._getEv, |
+ onfocus: v._getEv, |
+ onblur: v._getEv, |
+ onkeypress: v._getEv, |
+ onkeydown: v._getEv, |
+ onkeyup: v._getEv, |
+ onsubmit: v._getEv, |
+ onreset: v._getEv, |
+ onselect: v._getEv, |
+ onchange: v._getEv |
+ }); |
+ })(Element._attributeTranslations.read.values); |
+} |
+ |
+else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) { |
+ Element.Methods.setOpacity = function(element, value) { |
+ element = $(element); |
+ element.style.opacity = (value == 1) ? 0.999999 : |
+ (value === '') ? '' : (value < 0.00001) ? 0 : value; |
+ return element; |
+ }; |
+} |
+ |
+else if (Prototype.Browser.WebKit) { |
+ Element.Methods.setOpacity = function(element, value) { |
+ element = $(element); |
+ element.style.opacity = (value == 1 || value === '') ? '' : |
+ (value < 0.00001) ? 0 : value; |
+ |
+ if (value == 1) |
+ if(element.tagName.toUpperCase() == 'IMG' && element.width) { |
+ element.width++; element.width--; |
+ } else try { |
+ var n = document.createTextNode(' '); |
+ element.appendChild(n); |
+ element.removeChild(n); |
+ } catch (e) { } |
+ |
+ return element; |
+ }; |
+ |
+ // Safari returns margins on body which is incorrect if the child is absolutely |
+ // positioned. For performance reasons, redefine Element#cumulativeOffset for |
+ // KHTML/WebKit only. |
+ Element.Methods.cumulativeOffset = function(element) { |
+ var valueT = 0, valueL = 0; |
+ do { |
+ valueT += element.offsetTop || 0; |
+ valueL += element.offsetLeft || 0; |
+ if (element.offsetParent == document.body) |
+ if (Element.getStyle(element, 'position') == 'absolute') break; |
+ |
+ element = element.offsetParent; |
+ } while (element); |
+ |
+ return Element._returnOffset(valueL, valueT); |
+ }; |
+} |
+ |
+if (Prototype.Browser.IE || Prototype.Browser.Opera) { |
+ // IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements |
+ Element.Methods.update = function(element, content) { |
+ element = $(element); |
+ |
+ if (content && content.toElement) content = content.toElement(); |
+ if (Object.isElement(content)) return element.update().insert(content); |
+ |
+ content = Object.toHTML(content); |
+ var tagName = element.tagName.toUpperCase(); |
+ |
+ if (tagName in Element._insertionTranslations.tags) { |
+ $A(element.childNodes).each(function(node) { element.removeChild(node) }); |
+ Element._getContentFromAnonymousElement(tagName, content.stripScripts()) |
+ .each(function(node) { element.appendChild(node) }); |
+ } |
+ else element.innerHTML = content.stripScripts(); |
+ |
+ content.evalScripts.bind(content).defer(); |
+ return element; |
+ }; |
+} |
+ |
+if ('outerHTML' in document.createElement('div')) { |
+ Element.Methods.replace = function(element, content) { |
+ element = $(element); |
+ |
+ if (content && content.toElement) content = content.toElement(); |
+ if (Object.isElement(content)) { |
+ element.parentNode.replaceChild(content, element); |
+ return element; |
+ } |
+ |
+ content = Object.toHTML(content); |
+ var parent = element.parentNode, tagName = parent.tagName.toUpperCase(); |
+ |
+ if (Element._insertionTranslations.tags[tagName]) { |
+ var nextSibling = element.next(); |
+ var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); |
+ parent.removeChild(element); |
+ if (nextSibling) |
+ fragments.each(function(node) { parent.insertBefore(node, nextSibling) }); |
+ else |
+ fragments.each(function(node) { parent.appendChild(node) }); |
+ } |
+ else element.outerHTML = content.stripScripts(); |
+ |
+ content.evalScripts.bind(content).defer(); |
+ return element; |
+ }; |
+} |
+ |
+Element._returnOffset = function(l, t) { |
+ var result = [l, t]; |
+ result.left = l; |
+ result.top = t; |
+ return result; |
+}; |
+ |
+Element._getContentFromAnonymousElement = function(tagName, html) { |
+ var div = new Element('div'), t = Element._insertionTranslations.tags[tagName]; |
+ if (t) { |
+ div.innerHTML = t[0] + html + t[1]; |
+ t[2].times(function() { div = div.firstChild }); |
+ } else div.innerHTML = html; |
+ return $A(div.childNodes); |
+}; |
+ |
+Element._insertionTranslations = { |
+ before: function(element, node) { |
+ element.parentNode.insertBefore(node, element); |
+ }, |
+ top: function(element, node) { |
+ element.insertBefore(node, element.firstChild); |
+ }, |
+ bottom: function(element, node) { |
+ element.appendChild(node); |
+ }, |
+ after: function(element, node) { |
+ element.parentNode.insertBefore(node, element.nextSibling); |
+ }, |
+ tags: { |
+ TABLE: ['<table>', '</table>', 1], |
+ TBODY: ['<table><tbody>', '</tbody></table>', 2], |
+ TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3], |
+ TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4], |
+ SELECT: ['<select>', '</select>', 1] |
+ } |
+}; |
+ |
+(function() { |
+ Object.extend(this.tags, { |
+ THEAD: this.tags.TBODY, |
+ TFOOT: this.tags.TBODY, |
+ TH: this.tags.TD |
+ }); |
+}).call(Element._insertionTranslations); |
+ |
+Element.Methods.Simulated = { |
+ hasAttribute: function(element, attribute) { |
+ attribute = Element._attributeTranslations.has[attribute] || attribute; |
+ var node = $(element).getAttributeNode(attribute); |
+ return !!(node && node.specified); |
+ } |
+}; |
+ |
+Element.Methods.ByTag = { }; |
+ |
+Object.extend(Element, Element.Methods); |
+ |
+if (!Prototype.BrowserFeatures.ElementExtensions && |
+ document.createElement('div')['__proto__']) { |
+ window.HTMLElement = { }; |
+ window.HTMLElement.prototype = document.createElement('div')['__proto__']; |
+ Prototype.BrowserFeatures.ElementExtensions = true; |
+} |
+ |
+Element.extend = (function() { |
+ if (Prototype.BrowserFeatures.SpecificElementExtensions) |
+ return Prototype.K; |
+ |
+ var Methods = { }, ByTag = Element.Methods.ByTag; |
+ |
+ var extend = Object.extend(function(element) { |
+ if (!element || element._extendedByPrototype || |
+ element.nodeType != 1 || element == window) return element; |
+ |
+ var methods = Object.clone(Methods), |
+ tagName = element.tagName.toUpperCase(), property, value; |
+ |
+ // extend methods for specific tags |
+ if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]); |
+ |
+ for (property in methods) { |
+ value = methods[property]; |
+ if (Object.isFunction(value) && !(property in element)) |
+ element[property] = value.methodize(); |
+ } |
+ |
+ element._extendedByPrototype = Prototype.emptyFunction; |
+ return element; |
+ |
+ }, { |
+ refresh: function() { |
+ // extend methods for all tags (Safari doesn't need this) |
+ if (!Prototype.BrowserFeatures.ElementExtensions) { |
+ Object.extend(Methods, Element.Methods); |
+ Object.extend(Methods, Element.Methods.Simulated); |
+ } |
+ } |
+ }); |
+ |
+ extend.refresh(); |
+ return extend; |
+})(); |
+ |
+Element.hasAttribute = function(element, attribute) { |
+ if (element.hasAttribute) return element.hasAttribute(attribute); |
+ return Element.Methods.Simulated.hasAttribute(element, attribute); |
+}; |
+ |
+Element.addMethods = function(methods) { |
+ var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag; |
+ |
+ if (!methods) { |
+ Object.extend(Form, Form.Methods); |
+ Object.extend(Form.Element, Form.Element.Methods); |
+ Object.extend(Element.Methods.ByTag, { |
+ "FORM": Object.clone(Form.Methods), |
+ "INPUT": Object.clone(Form.Element.Methods), |
+ "SELECT": Object.clone(Form.Element.Methods), |
+ "TEXTAREA": Object.clone(Form.Element.Methods) |
+ }); |
+ } |
+ |
+ if (arguments.length == 2) { |
+ var tagName = methods; |
+ methods = arguments[1]; |
+ } |
+ |
+ if (!tagName) Object.extend(Element.Methods, methods || { }); |
+ else { |
+ if (Object.isArray(tagName)) tagName.each(extend); |
+ else extend(tagName); |
+ } |
+ |
+ function extend(tagName) { |
+ tagName = tagName.toUpperCase(); |
+ if (!Element.Methods.ByTag[tagName]) |
+ Element.Methods.ByTag[tagName] = { }; |
+ Object.extend(Element.Methods.ByTag[tagName], methods); |
+ } |
+ |
+ function copy(methods, destination, onlyIfAbsent) { |
+ onlyIfAbsent = onlyIfAbsent || false; |
+ for (var property in methods) { |
+ var value = methods[property]; |
+ if (!Object.isFunction(value)) continue; |
+ if (!onlyIfAbsent || !(property in destination)) |
+ destination[property] = value.methodize(); |
+ } |
+ } |
+ |
+ function findDOMClass(tagName) { |
+ var klass; |
+ var trans = { |
+ "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph", |
+ "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList", |
+ "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading", |
+ "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote", |
+ "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION": |
+ "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD": |
+ "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR": |
+ "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET": |
+ "FrameSet", "IFRAME": "IFrame" |
+ }; |
+ if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element'; |
+ if (window[klass]) return window[klass]; |
+ klass = 'HTML' + tagName + 'Element'; |
+ if (window[klass]) return window[klass]; |
+ klass = 'HTML' + tagName.capitalize() + 'Element'; |
+ if (window[klass]) return window[klass]; |
+ |
+ window[klass] = { }; |
+ window[klass].prototype = document.createElement(tagName)['__proto__']; |
+ return window[klass]; |
+ } |
+ |
+ if (F.ElementExtensions) { |
+ copy(Element.Methods, HTMLElement.prototype); |
+ copy(Element.Methods.Simulated, HTMLElement.prototype, true); |
+ } |
+ |
+ if (F.SpecificElementExtensions) { |
+ for (var tag in Element.Methods.ByTag) { |
+ var klass = findDOMClass(tag); |
+ if (Object.isUndefined(klass)) continue; |
+ copy(T[tag], klass.prototype); |
+ } |
+ } |
+ |
+ Object.extend(Element, Element.Methods); |
+ delete Element.ByTag; |
+ |
+ if (Element.extend.refresh) Element.extend.refresh(); |
+ Element.cache = { }; |
+}; |
+ |
+document.viewport = { |
+ getDimensions: function() { |
+ var dimensions = { }, B = Prototype.Browser; |
+ $w('width height').each(function(d) { |
+ var D = d.capitalize(); |
+ if (B.WebKit && !document.evaluate) { |
+ // Safari <3.0 needs self.innerWidth/Height |
+ dimensions[d] = self['inner' + D]; |
+ } else if (B.Opera && parseFloat(window.opera.version()) < 9.5) { |
+ // Opera <9.5 needs document.body.clientWidth/Height |
+ dimensions[d] = document.body['client' + D] |
+ } else { |
+ dimensions[d] = document.documentElement['client' + D]; |
+ } |
+ }); |
+ return dimensions; |
+ }, |
+ |
+ getWidth: function() { |
+ return this.getDimensions().width; |
+ }, |
+ |
+ getHeight: function() { |
+ return this.getDimensions().height; |
+ }, |
+ |
+ getScrollOffsets: function() { |
+ return Element._returnOffset( |
+ window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft, |
+ window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop); |
+ } |
+}; |
+/* Portions of the Selector class are derived from Jack Slocum's DomQuery, |
+ * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style |
+ * license. Please see http://www.yui-ext.com/ for more information. */ |
+ |
+var Selector = Class.create({ |
+ initialize: function(expression) { |
+ this.expression = expression.strip(); |
+ |
+ if (this.shouldUseSelectorsAPI()) { |
+ this.mode = 'selectorsAPI'; |
+ } else if (this.shouldUseXPath()) { |
+ this.mode = 'xpath'; |
+ this.compileXPathMatcher(); |
+ } else { |
+ this.mode = "normal"; |
+ this.compileMatcher(); |
+ } |
+ |
+ }, |
+ |
+ shouldUseXPath: function() { |
+ if (!Prototype.BrowserFeatures.XPath) return false; |
+ |
+ var e = this.expression; |
+ |
+ // Safari 3 chokes on :*-of-type and :empty |
+ if (Prototype.Browser.WebKit && |
+ (e.include("-of-type") || e.include(":empty"))) |
+ return false; |
+ |
+ // XPath can't do namespaced attributes, nor can it read |
+ // the "checked" property from DOM nodes |
+ if ((/(\[[\w-]*?:|:checked)/).test(e)) |
+ return false; |
+ |
+ return true; |
+ }, |
+ |
+ shouldUseSelectorsAPI: function() { |
+ if (!Prototype.BrowserFeatures.SelectorsAPI) return false; |
+ |
+ if (!Selector._div) Selector._div = new Element('div'); |
+ |
+ // Make sure the browser treats the selector as valid. Test on an |
+ // isolated element to minimize cost of this check. |
+ try { |
+ Selector._div.querySelector(this.expression); |
+ } catch(e) { |
+ return false; |
+ } |
+ |
+ return true; |
+ }, |
+ |
+ compileMatcher: function() { |
+ var e = this.expression, ps = Selector.patterns, h = Selector.handlers, |
+ c = Selector.criteria, le, p, m; |
+ |
+ if (Selector._cache[e]) { |
+ this.matcher = Selector._cache[e]; |
+ return; |
+ } |
+ |
+ this.matcher = ["this.matcher = function(root) {", |
+ "var r = root, h = Selector.handlers, c = false, n;"]; |
+ |
+ while (e && le != e && (/\S/).test(e)) { |
+ le = e; |
+ for (var i in ps) { |
+ p = ps[i]; |
+ if (m = e.match(p)) { |
+ this.matcher.push(Object.isFunction(c[i]) ? c[i](m) : |
+ new Template(c[i]).evaluate(m)); |
+ e = e.replace(m[0], ''); |
+ break; |
+ } |
+ } |
+ } |
+ |
+ this.matcher.push("return h.unique(n);\n}"); |
+ eval(this.matcher.join('\n')); |
+ Selector._cache[this.expression] = this.matcher; |
+ }, |
+ |
+ compileXPathMatcher: function() { |
+ var e = this.expression, ps = Selector.patterns, |
+ x = Selector.xpath, le, m; |
+ |
+ if (Selector._cache[e]) { |
+ this.xpath = Selector._cache[e]; return; |
+ } |
+ |
+ this.matcher = ['.//*']; |
+ while (e && le != e && (/\S/).test(e)) { |
+ le = e; |
+ for (var i in ps) { |
+ if (m = e.match(ps[i])) { |
+ this.matcher.push(Object.isFunction(x[i]) ? x[i](m) : |
+ new Template(x[i]).evaluate(m)); |
+ e = e.replace(m[0], ''); |
+ break; |
+ } |
+ } |
+ } |
+ |
+ this.xpath = this.matcher.join(''); |
+ Selector._cache[this.expression] = this.xpath; |
+ }, |
+ |
+ findElements: function(root) { |
+ root = root || document; |
+ var e = this.expression, results; |
+ |
+ switch (this.mode) { |
+ case 'selectorsAPI': |
+ // querySelectorAll queries document-wide, then filters to descendants |
+ // of the context element. That's not what we want. |
+ // Add an explicit context to the selector if necessary. |
+ if (root !== document) { |
+ var oldId = root.id, id = $(root).identify(); |
+ e = "#" + id + " " + e; |
+ } |
+ |
+ results = $A(root.querySelectorAll(e)).map(Element.extend); |
+ root.id = oldId; |
+ |
+ return results; |
+ case 'xpath': |
+ return document._getElementsByXPath(this.xpath, root); |
+ default: |
+ return this.matcher(root); |
+ } |
+ }, |
+ |
+ match: function(element) { |
+ this.tokens = []; |
+ |
+ var e = this.expression, ps = Selector.patterns, as = Selector.assertions; |
+ var le, p, m; |
+ |
+ while (e && le !== e && (/\S/).test(e)) { |
+ le = e; |
+ for (var i in ps) { |
+ p = ps[i]; |
+ if (m = e.match(p)) { |
+ // use the Selector.assertions methods unless the selector |
+ // is too complex. |
+ if (as[i]) { |
+ this.tokens.push([i, Object.clone(m)]); |
+ e = e.replace(m[0], ''); |
+ } else { |
+ // reluctantly do a document-wide search |
+ // and look for a match in the array |
+ return this.findElements(document).include(element); |
+ } |
+ } |
+ } |
+ } |
+ |
+ var match = true, name, matches; |
+ for (var i = 0, token; token = this.tokens[i]; i++) { |
+ name = token[0], matches = token[1]; |
+ if (!Selector.assertions[name](element, matches)) { |
+ match = false; break; |
+ } |
+ } |
+ |
+ return match; |
+ }, |
+ |
+ toString: function() { |
+ return this.expression; |
+ }, |
+ |
+ inspect: function() { |
+ return "#<Selector:" + this.expression.inspect() + ">"; |
+ } |
+}); |
+ |
+Object.extend(Selector, { |
+ _cache: { }, |
+ |
+ xpath: { |
+ descendant: "//*", |
+ child: "/*", |
+ adjacent: "/following-sibling::*[1]", |
+ laterSibling: '/following-sibling::*', |
+ tagName: function(m) { |
+ if (m[1] == '*') return ''; |
+ return "[local-name()='" + m[1].toLowerCase() + |
+ "' or local-name()='" + m[1].toUpperCase() + "']"; |
+ }, |
+ className: "[contains(concat(' ', @class, ' '), ' #{1} ')]", |
+ id: "[@id='#{1}']", |
+ attrPresence: function(m) { |
+ m[1] = m[1].toLowerCase(); |
+ return new Template("[@#{1}]").evaluate(m); |
+ }, |
+ attr: function(m) { |
+ m[1] = m[1].toLowerCase(); |
+ m[3] = m[5] || m[6]; |
+ return new Template(Selector.xpath.operators[m[2]]).evaluate(m); |
+ }, |
+ pseudo: function(m) { |
+ var h = Selector.xpath.pseudos[m[1]]; |
+ if (!h) return ''; |
+ if (Object.isFunction(h)) return h(m); |
+ return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m); |
+ }, |
+ operators: { |
+ '=': "[@#{1}='#{3}']", |
+ '!=': "[@#{1}!='#{3}']", |
+ '^=': "[starts-with(@#{1}, '#{3}')]", |
+ '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']", |
+ '*=': "[contains(@#{1}, '#{3}')]", |
+ '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]", |
+ '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]" |
+ }, |
+ pseudos: { |
+ 'first-child': '[not(preceding-sibling::*)]', |
+ 'last-child': '[not(following-sibling::*)]', |
+ 'only-child': '[not(preceding-sibling::* or following-sibling::*)]', |
+ 'empty': "[count(*) = 0 and (count(text()) = 0)]", |
+ 'checked': "[@checked]", |
+ 'disabled': "[(@disabled) and (@type!='hidden')]", |
+ 'enabled': "[not(@disabled) and (@type!='hidden')]", |
+ 'not': function(m) { |
+ var e = m[6], p = Selector.patterns, |
+ x = Selector.xpath, le, v; |
+ |
+ var exclusion = []; |
+ while (e && le != e && (/\S/).test(e)) { |
+ le = e; |
+ for (var i in p) { |
+ if (m = e.match(p[i])) { |
+ v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m); |
+ exclusion.push("(" + v.substring(1, v.length - 1) + ")"); |
+ e = e.replace(m[0], ''); |
+ break; |
+ } |
+ } |
+ } |
+ return "[not(" + exclusion.join(" and ") + ")]"; |
+ }, |
+ 'nth-child': function(m) { |
+ return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m); |
+ }, |
+ 'nth-last-child': function(m) { |
+ return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m); |
+ }, |
+ 'nth-of-type': function(m) { |
+ return Selector.xpath.pseudos.nth("position() ", m); |
+ }, |
+ 'nth-last-of-type': function(m) { |
+ return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m); |
+ }, |
+ 'first-of-type': function(m) { |
+ m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m); |
+ }, |
+ 'last-of-type': function(m) { |
+ m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m); |
+ }, |
+ 'only-of-type': function(m) { |
+ var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m); |
+ }, |
+ nth: function(fragment, m) { |
+ var mm, formula = m[6], predicate; |
+ if (formula == 'even') formula = '2n+0'; |
+ if (formula == 'odd') formula = '2n+1'; |
+ if (mm = formula.match(/^(\d+)$/)) // digit only |
+ return '[' + fragment + "= " + mm[1] + ']'; |
+ if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b |
+ if (mm[1] == "-") mm[1] = -1; |
+ var a = mm[1] ? Number(mm[1]) : 1; |
+ var b = mm[2] ? Number(mm[2]) : 0; |
+ predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " + |
+ "((#{fragment} - #{b}) div #{a} >= 0)]"; |
+ return new Template(predicate).evaluate({ |
+ fragment: fragment, a: a, b: b }); |
+ } |
+ } |
+ } |
+ }, |
+ |
+ criteria: { |
+ tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;', |
+ className: 'n = h.className(n, r, "#{1}", c); c = false;', |
+ id: 'n = h.id(n, r, "#{1}", c); c = false;', |
+ attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;', |
+ attr: function(m) { |
+ m[3] = (m[5] || m[6]); |
+ return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m); |
+ }, |
+ pseudo: function(m) { |
+ if (m[6]) m[6] = m[6].replace(/"/g, '\\"'); |
+ return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m); |
+ }, |
+ descendant: 'c = "descendant";', |
+ child: 'c = "child";', |
+ adjacent: 'c = "adjacent";', |
+ laterSibling: 'c = "laterSibling";' |
+ }, |
+ |
+ patterns: { |
+ // combinators must be listed first |
+ // (and descendant needs to be last combinator) |
+ laterSibling: /^\s*~\s*/, |
+ child: /^\s*>\s*/, |
+ adjacent: /^\s*\+\s*/, |
+ descendant: /^\s/, |
+ |
+ // selectors follow |
+ tagName: /^\s*(\*|[\w\-]+)(\b|$)?/, |
+ id: /^#([\w\-\*]+)(\b|$)/, |
+ className: /^\.([\w\-\*]+)(\b|$)/, |
+ pseudo: |
+/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/, |
+ attrPresence: /^\[((?:[\w]+:)?[\w]+)\]/, |
+ attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/ |
+ }, |
+ |
+ // for Selector.match and Element#match |
+ assertions: { |
+ tagName: function(element, matches) { |
+ return matches[1].toUpperCase() == element.tagName.toUpperCase(); |
+ }, |
+ |
+ className: function(element, matches) { |
+ return Element.hasClassName(element, matches[1]); |
+ }, |
+ |
+ id: function(element, matches) { |
+ return element.id === matches[1]; |
+ }, |
+ |
+ attrPresence: function(element, matches) { |
+ return Element.hasAttribute(element, matches[1]); |
+ }, |
+ |
+ attr: function(element, matches) { |
+ var nodeValue = Element.readAttribute(element, matches[1]); |
+ return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]); |
+ } |
+ }, |
+ |
+ handlers: { |
+ // UTILITY FUNCTIONS |
+ // joins two collections |
+ concat: function(a, b) { |
+ for (var i = 0, node; node = b[i]; i++) |
+ a.push(node); |
+ return a; |
+ }, |
+ |
+ // marks an array of nodes for counting |
+ mark: function(nodes) { |
+ var _true = Prototype.emptyFunction; |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ node._countedByPrototype = _true; |
+ return nodes; |
+ }, |
+ |
+ unmark: function(nodes) { |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ node._countedByPrototype = undefined; |
+ return nodes; |
+ }, |
+ |
+ // mark each child node with its position (for nth calls) |
+ // "ofType" flag indicates whether we're indexing for nth-of-type |
+ // rather than nth-child |
+ index: function(parentNode, reverse, ofType) { |
+ parentNode._countedByPrototype = Prototype.emptyFunction; |
+ if (reverse) { |
+ for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) { |
+ var node = nodes[i]; |
+ if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; |
+ } |
+ } else { |
+ for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++) |
+ if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; |
+ } |
+ }, |
+ |
+ // filters out duplicates and extends all nodes |
+ unique: function(nodes) { |
+ if (nodes.length == 0) return nodes; |
+ var results = [], n; |
+ for (var i = 0, l = nodes.length; i < l; i++) |
+ if (!(n = nodes[i])._countedByPrototype) { |
+ n._countedByPrototype = Prototype.emptyFunction; |
+ results.push(Element.extend(n)); |
+ } |
+ return Selector.handlers.unmark(results); |
+ }, |
+ |
+ // COMBINATOR FUNCTIONS |
+ descendant: function(nodes) { |
+ var h = Selector.handlers; |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) |
+ h.concat(results, node.getElementsByTagName('*')); |
+ return results; |
+ }, |
+ |
+ child: function(nodes) { |
+ var h = Selector.handlers; |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) { |
+ for (var j = 0, child; child = node.childNodes[j]; j++) |
+ if (child.nodeType == 1 && child.tagName != '!') results.push(child); |
+ } |
+ return results; |
+ }, |
+ |
+ adjacent: function(nodes) { |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) { |
+ var next = this.nextElementSibling(node); |
+ if (next) results.push(next); |
+ } |
+ return results; |
+ }, |
+ |
+ laterSibling: function(nodes) { |
+ var h = Selector.handlers; |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) |
+ h.concat(results, Element.nextSiblings(node)); |
+ return results; |
+ }, |
+ |
+ nextElementSibling: function(node) { |
+ while (node = node.nextSibling) |
+ if (node.nodeType == 1) return node; |
+ return null; |
+ }, |
+ |
+ previousElementSibling: function(node) { |
+ while (node = node.previousSibling) |
+ if (node.nodeType == 1) return node; |
+ return null; |
+ }, |
+ |
+ // TOKEN FUNCTIONS |
+ tagName: function(nodes, root, tagName, combinator) { |
+ var uTagName = tagName.toUpperCase(); |
+ var results = [], h = Selector.handlers; |
+ if (nodes) { |
+ if (combinator) { |
+ // fastlane for ordinary descendant combinators |
+ if (combinator == "descendant") { |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ h.concat(results, node.getElementsByTagName(tagName)); |
+ return results; |
+ } else nodes = this[combinator](nodes); |
+ if (tagName == "*") return nodes; |
+ } |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ if (node.tagName.toUpperCase() === uTagName) results.push(node); |
+ return results; |
+ } else return root.getElementsByTagName(tagName); |
+ }, |
+ |
+ id: function(nodes, root, id, combinator) { |
+ var targetNode = $(id), h = Selector.handlers; |
+ if (!targetNode) return []; |
+ if (!nodes && root == document) return [targetNode]; |
+ if (nodes) { |
+ if (combinator) { |
+ if (combinator == 'child') { |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ if (targetNode.parentNode == node) return [targetNode]; |
+ } else if (combinator == 'descendant') { |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ if (Element.descendantOf(targetNode, node)) return [targetNode]; |
+ } else if (combinator == 'adjacent') { |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ if (Selector.handlers.previousElementSibling(targetNode) == node) |
+ return [targetNode]; |
+ } else nodes = h[combinator](nodes); |
+ } |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ if (node == targetNode) return [targetNode]; |
+ return []; |
+ } |
+ return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : []; |
+ }, |
+ |
+ className: function(nodes, root, className, combinator) { |
+ if (nodes && combinator) nodes = this[combinator](nodes); |
+ return Selector.handlers.byClassName(nodes, root, className); |
+ }, |
+ |
+ byClassName: function(nodes, root, className) { |
+ if (!nodes) nodes = Selector.handlers.descendant([root]); |
+ var needle = ' ' + className + ' '; |
+ for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) { |
+ nodeClassName = node.className; |
+ if (nodeClassName.length == 0) continue; |
+ if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle)) |
+ results.push(node); |
+ } |
+ return results; |
+ }, |
+ |
+ attrPresence: function(nodes, root, attr, combinator) { |
+ if (!nodes) nodes = root.getElementsByTagName("*"); |
+ if (nodes && combinator) nodes = this[combinator](nodes); |
+ var results = []; |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ if (Element.hasAttribute(node, attr)) results.push(node); |
+ return results; |
+ }, |
+ |
+ attr: function(nodes, root, attr, value, operator, combinator) { |
+ if (!nodes) nodes = root.getElementsByTagName("*"); |
+ if (nodes && combinator) nodes = this[combinator](nodes); |
+ var handler = Selector.operators[operator], results = []; |
+ for (var i = 0, node; node = nodes[i]; i++) { |
+ var nodeValue = Element.readAttribute(node, attr); |
+ if (nodeValue === null) continue; |
+ if (handler(nodeValue, value)) results.push(node); |
+ } |
+ return results; |
+ }, |
+ |
+ pseudo: function(nodes, name, value, root, combinator) { |
+ if (nodes && combinator) nodes = this[combinator](nodes); |
+ if (!nodes) nodes = root.getElementsByTagName("*"); |
+ return Selector.pseudos[name](nodes, value, root); |
+ } |
+ }, |
+ |
+ pseudos: { |
+ 'first-child': function(nodes, value, root) { |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) { |
+ if (Selector.handlers.previousElementSibling(node)) continue; |
+ results.push(node); |
+ } |
+ return results; |
+ }, |
+ 'last-child': function(nodes, value, root) { |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) { |
+ if (Selector.handlers.nextElementSibling(node)) continue; |
+ results.push(node); |
+ } |
+ return results; |
+ }, |
+ 'only-child': function(nodes, value, root) { |
+ var h = Selector.handlers; |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) |
+ if (!h.previousElementSibling(node) && !h.nextElementSibling(node)) |
+ results.push(node); |
+ return results; |
+ }, |
+ 'nth-child': function(nodes, formula, root) { |
+ return Selector.pseudos.nth(nodes, formula, root); |
+ }, |
+ 'nth-last-child': function(nodes, formula, root) { |
+ return Selector.pseudos.nth(nodes, formula, root, true); |
+ }, |
+ 'nth-of-type': function(nodes, formula, root) { |
+ return Selector.pseudos.nth(nodes, formula, root, false, true); |
+ }, |
+ 'nth-last-of-type': function(nodes, formula, root) { |
+ return Selector.pseudos.nth(nodes, formula, root, true, true); |
+ }, |
+ 'first-of-type': function(nodes, formula, root) { |
+ return Selector.pseudos.nth(nodes, "1", root, false, true); |
+ }, |
+ 'last-of-type': function(nodes, formula, root) { |
+ return Selector.pseudos.nth(nodes, "1", root, true, true); |
+ }, |
+ 'only-of-type': function(nodes, formula, root) { |
+ var p = Selector.pseudos; |
+ return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root); |
+ }, |
+ |
+ // handles the an+b logic |
+ getIndices: function(a, b, total) { |
+ if (a == 0) return b > 0 ? [b] : []; |
+ return $R(1, total).inject([], function(memo, i) { |
+ if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i); |
+ return memo; |
+ }); |
+ }, |
+ |
+ // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type |
+ nth: function(nodes, formula, root, reverse, ofType) { |
+ if (nodes.length == 0) return []; |
+ if (formula == 'even') formula = '2n+0'; |
+ if (formula == 'odd') formula = '2n+1'; |
+ var h = Selector.handlers, results = [], indexed = [], m; |
+ h.mark(nodes); |
+ for (var i = 0, node; node = nodes[i]; i++) { |
+ if (!node.parentNode._countedByPrototype) { |
+ h.index(node.parentNode, reverse, ofType); |
+ indexed.push(node.parentNode); |
+ } |
+ } |
+ if (formula.match(/^\d+$/)) { // just a number |
+ formula = Number(formula); |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ if (node.nodeIndex == formula) results.push(node); |
+ } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b |
+ if (m[1] == "-") m[1] = -1; |
+ var a = m[1] ? Number(m[1]) : 1; |
+ var b = m[2] ? Number(m[2]) : 0; |
+ var indices = Selector.pseudos.getIndices(a, b, nodes.length); |
+ for (var i = 0, node, l = indices.length; node = nodes[i]; i++) { |
+ for (var j = 0; j < l; j++) |
+ if (node.nodeIndex == indices[j]) results.push(node); |
+ } |
+ } |
+ h.unmark(nodes); |
+ h.unmark(indexed); |
+ return results; |
+ }, |
+ |
+ 'empty': function(nodes, value, root) { |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) { |
+ // IE treats comments as element nodes |
+ if (node.tagName == '!' || node.firstChild) continue; |
+ results.push(node); |
+ } |
+ return results; |
+ }, |
+ |
+ 'not': function(nodes, selector, root) { |
+ var h = Selector.handlers, selectorType, m; |
+ var exclusions = new Selector(selector).findElements(root); |
+ h.mark(exclusions); |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) |
+ if (!node._countedByPrototype) results.push(node); |
+ h.unmark(exclusions); |
+ return results; |
+ }, |
+ |
+ 'enabled': function(nodes, value, root) { |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) |
+ if (!node.disabled && (!node.type || node.type !== 'hidden')) |
+ results.push(node); |
+ return results; |
+ }, |
+ |
+ 'disabled': function(nodes, value, root) { |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) |
+ if (node.disabled) results.push(node); |
+ return results; |
+ }, |
+ |
+ 'checked': function(nodes, value, root) { |
+ for (var i = 0, results = [], node; node = nodes[i]; i++) |
+ if (node.checked) results.push(node); |
+ return results; |
+ } |
+ }, |
+ |
+ operators: { |
+ '=': function(nv, v) { return nv == v; }, |
+ '!=': function(nv, v) { return nv != v; }, |
+ '^=': function(nv, v) { return nv == v || nv && nv.startsWith(v); }, |
+ '$=': function(nv, v) { return nv == v || nv && nv.endsWith(v); }, |
+ '*=': function(nv, v) { return nv == v || nv && nv.include(v); }, |
+ '$=': function(nv, v) { return nv.endsWith(v); }, |
+ '*=': function(nv, v) { return nv.include(v); }, |
+ '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); }, |
+ '|=': function(nv, v) { return ('-' + (nv || "").toUpperCase() + |
+ '-').include('-' + (v || "").toUpperCase() + '-'); } |
+ }, |
+ |
+ split: function(expression) { |
+ var expressions = []; |
+ expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) { |
+ expressions.push(m[1].strip()); |
+ }); |
+ return expressions; |
+ }, |
+ |
+ matchElements: function(elements, expression) { |
+ var matches = $$(expression), h = Selector.handlers; |
+ h.mark(matches); |
+ for (var i = 0, results = [], element; element = elements[i]; i++) |
+ if (element._countedByPrototype) results.push(element); |
+ h.unmark(matches); |
+ return results; |
+ }, |
+ |
+ findElement: function(elements, expression, index) { |
+ if (Object.isNumber(expression)) { |
+ index = expression; expression = false; |
+ } |
+ return Selector.matchElements(elements, expression || '*')[index || 0]; |
+ }, |
+ |
+ findChildElements: function(element, expressions) { |
+ expressions = Selector.split(expressions.join(',')); |
+ var results = [], h = Selector.handlers; |
+ for (var i = 0, l = expressions.length, selector; i < l; i++) { |
+ selector = new Selector(expressions[i].strip()); |
+ h.concat(results, selector.findElements(element)); |
+ } |
+ return (l > 1) ? h.unique(results) : results; |
+ } |
+}); |
+ |
+if (Prototype.Browser.IE) { |
+ Object.extend(Selector.handlers, { |
+ // IE returns comment nodes on getElementsByTagName("*"). |
+ // Filter them out. |
+ concat: function(a, b) { |
+ for (var i = 0, node; node = b[i]; i++) |
+ if (node.tagName !== "!") a.push(node); |
+ return a; |
+ }, |
+ |
+ // IE improperly serializes _countedByPrototype in (inner|outer)HTML. |
+ unmark: function(nodes) { |
+ for (var i = 0, node; node = nodes[i]; i++) |
+ node.removeAttribute('_countedByPrototype'); |
+ return nodes; |
+ } |
+ }); |
+} |
+ |
+function $$() { |
+ return Selector.findChildElements(document, $A(arguments)); |
+} |
+var Form = { |
+ reset: function(form) { |
+ $(form).reset(); |
+ return form; |
+ }, |
+ |
+ serializeElements: function(elements, options) { |
+ if (typeof options != 'object') options = { hash: !!options }; |
+ else if (Object.isUndefined(options.hash)) options.hash = true; |
+ var key, value, submitted = false, submit = options.submit; |
+ |
+ var data = elements.inject({ }, function(result, element) { |
+ if (!element.disabled && element.name) { |
+ key = element.name; value = $(element).getValue(); |
+ if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted && |
+ submit !== false && (!submit || key == submit) && (submitted = true)))) { |
+ if (key in result) { |
+ // a key is already present; construct an array of values |
+ if (!Object.isArray(result[key])) result[key] = [result[key]]; |
+ result[key].push(value); |
+ } |
+ else result[key] = value; |
+ } |
+ } |
+ return result; |
+ }); |
+ |
+ return options.hash ? data : Object.toQueryString(data); |
+ } |
+}; |
+ |
+Form.Methods = { |
+ serialize: function(form, options) { |
+ return Form.serializeElements(Form.getElements(form), options); |
+ }, |
+ |
+ getElements: function(form) { |
+ return $A($(form).getElementsByTagName('*')).inject([], |
+ function(elements, child) { |
+ if (Form.Element.Serializers[child.tagName.toLowerCase()]) |
+ elements.push(Element.extend(child)); |
+ return elements; |
+ } |
+ ); |
+ }, |
+ |
+ getInputs: function(form, typeName, name) { |
+ form = $(form); |
+ var inputs = form.getElementsByTagName('input'); |
+ |
+ if (!typeName && !name) return $A(inputs).map(Element.extend); |
+ |
+ for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) { |
+ var input = inputs[i]; |
+ if ((typeName && input.type != typeName) || (name && input.name != name)) |
+ continue; |
+ matchingInputs.push(Element.extend(input)); |
+ } |
+ |
+ return matchingInputs; |
+ }, |
+ |
+ disable: function(form) { |
+ form = $(form); |
+ Form.getElements(form).invoke('disable'); |
+ return form; |
+ }, |
+ |
+ enable: function(form) { |
+ form = $(form); |
+ Form.getElements(form).invoke('enable'); |
+ return form; |
+ }, |
+ |
+ findFirstElement: function(form) { |
+ var elements = $(form).getElements().findAll(function(element) { |
+ return 'hidden' != element.type && !element.disabled; |
+ }); |
+ var firstByIndex = elements.findAll(function(element) { |
+ return element.hasAttribute('tabIndex') && element.tabIndex >= 0; |
+ }).sortBy(function(element) { return element.tabIndex }).first(); |
+ |
+ return firstByIndex ? firstByIndex : elements.find(function(element) { |
+ return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase()); |
+ }); |
+ }, |
+ |
+ focusFirstElement: function(form) { |
+ form = $(form); |
+ form.findFirstElement().activate(); |
+ return form; |
+ }, |
+ |
+ request: function(form, options) { |
+ form = $(form), options = Object.clone(options || { }); |
+ |
+ var params = options.parameters, action = form.readAttribute('action') || ''; |
+ if (action.blank()) action = window.location.href; |
+ options.parameters = form.serialize(true); |
+ |
+ if (params) { |
+ if (Object.isString(params)) params = params.toQueryParams(); |
+ Object.extend(options.parameters, params); |
+ } |
+ |
+ if (form.hasAttribute('method') && !options.method) |
+ options.method = form.method; |
+ |
+ return new Ajax.Request(action, options); |
+ } |
+}; |
+ |
+/*--------------------------------------------------------------------------*/ |
+ |
+Form.Element = { |
+ focus: function(element) { |
+ $(element).focus(); |
+ return element; |
+ }, |
+ |
+ select: function(element) { |
+ $(element).select(); |
+ return element; |
+ } |
+}; |
+ |
+Form.Element.Methods = { |
+ serialize: function(element) { |
+ element = $(element); |
+ if (!element.disabled && element.name) { |
+ var value = element.getValue(); |
+ if (value != undefined) { |
+ var pair = { }; |
+ pair[element.name] = value; |
+ return Object.toQueryString(pair); |
+ } |
+ } |
+ return ''; |
+ }, |
+ |
+ getValue: function(element) { |
+ element = $(element); |
+ var method = element.tagName.toLowerCase(); |
+ return Form.Element.Serializers[method](element); |
+ }, |
+ |
+ setValue: function(element, value) { |
+ element = $(element); |
+ var method = element.tagName.toLowerCase(); |
+ Form.Element.Serializers[method](element, value); |
+ return element; |
+ }, |
+ |
+ clear: function(element) { |
+ $(element).value = ''; |
+ return element; |
+ }, |
+ |
+ present: function(element) { |
+ return $(element).value != ''; |
+ }, |
+ |
+ activate: function(element) { |
+ element = $(element); |
+ try { |
+ element.focus(); |
+ if (element.select && (element.tagName.toLowerCase() != 'input' || |
+ !['button', 'reset', 'submit'].include(element.type))) |
+ element.select(); |
+ } catch (e) { } |
+ return element; |
+ }, |
+ |
+ disable: function(element) { |
+ element = $(element); |
+ element.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) { |
+ // extend element because hasAttribute may not be native |
+ return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text; |
+ } |
+}; |
+ |
+/*--------------------------------------------------------------------------*/ |
+ |
+Abstract.TimedObserver = Class.create(PeriodicalExecuter, { |
+ initialize: function($super, element, frequency, callback) { |
+ $super(callback, frequency); |
+ this.element = $(element); |
+ this.lastValue = this.getValue(); |
+ }, |
+ |
+ execute: function() { |
+ var value = this.getValue(); |
+ if (Object.isString(this.lastValue) && Object.isString(value) ? |
+ this.lastValue != value : String(this.lastValue) != String(value)) { |
+ this.callback(this.element, value); |
+ this.lastValue = value; |
+ } |
+ } |
+}); |
+ |
+Form.Element.Observer = Class.create(Abstract.TimedObserver, { |
+ getValue: function() { |
+ return Form.Element.getValue(this.element); |
+ } |
+}); |
+ |
+Form.Observer = Class.create(Abstract.TimedObserver, { |
+ getValue: function() { |
+ return Form.serialize(this.element); |
+ } |
+}); |
+ |
+/*--------------------------------------------------------------------------*/ |
+ |
+Abstract.EventObserver = Class.create({ |
+ initialize: function(element, callback) { |
+ this.element = $(element); |
+ this.callback = callback; |
+ |
+ this.lastValue = this.getValue(); |
+ if (this.element.tagName.toLowerCase() == 'form') |
+ this.registerFormCallbacks(); |
+ else |
+ this.registerCallback(this.element); |
+ }, |
+ |
+ onElementEvent: function() { |
+ var value = this.getValue(); |
+ if (this.lastValue != value) { |
+ this.callback(this.element, value); |
+ this.lastValue = value; |
+ } |
+ }, |
+ |
+ registerFormCallbacks: function() { |
+ Form.getElements(this.element).each(this.registerCallback, this); |
+ }, |
+ |
+ registerCallback: function(element) { |
+ if (element.type) { |
+ switch (element.type.toLowerCase()) { |
+ case 'checkbox': |
+ case 'radio': |
+ Event.observe(element, 'click', this.onElementEvent.bind(this)); |
+ break; |
+ default: |
+ Event.observe(element, 'change', this.onElementEvent.bind(this)); |
+ break; |
+ } |
+ } |
+ } |
+}); |
+ |
+Form.Element.EventObserver = Class.create(Abstract.EventObserver, { |
+ getValue: function() { |
+ return Form.Element.getValue(this.element); |
+ } |
+}); |
+ |
+Form.EventObserver = Class.create(Abstract.EventObserver, { |
+ getValue: function() { |
+ return Form.serialize(this.element); |
+ } |
+}); |
+if (!window.Event) var Event = { }; |
+ |
+Object.extend(Event, { |
+ KEY_BACKSPACE: 8, |
+ KEY_TAB: 9, |
+ KEY_RETURN: 13, |
+ KEY_ESC: 27, |
+ KEY_LEFT: 37, |
+ KEY_UP: 38, |
+ KEY_RIGHT: 39, |
+ KEY_DOWN: 40, |
+ KEY_DELETE: 46, |
+ KEY_HOME: 36, |
+ KEY_END: 35, |
+ KEY_PAGEUP: 33, |
+ KEY_PAGEDOWN: 34, |
+ KEY_INSERT: 45, |
+ |
+ cache: { }, |
+ |
+ relatedTarget: function(event) { |
+ var element; |
+ switch(event.type) { |
+ case 'mouseover': element = event.fromElement; break; |
+ case 'mouseout': element = event.toElement; break; |
+ default: return null; |
+ } |
+ return Element.extend(element); |
+ } |
+}); |
+ |
+Event.Methods = (function() { |
+ var isButton; |
+ |
+ if (Prototype.Browser.IE) { |
+ var buttonMap = { 0: 1, 1: 4, 2: 2 }; |
+ isButton = function(event, code) { |
+ return event.button == buttonMap[code]; |
+ }; |
+ |
+ } else if (Prototype.Browser.WebKit) { |
+ isButton = function(event, code) { |
+ switch (code) { |
+ case 0: return event.which == 1 && !event.metaKey; |
+ case 1: return event.which == 1 && event.metaKey; |
+ default: return false; |
+ } |
+ }; |
+ |
+ } else { |
+ isButton = function(event, code) { |
+ return event.which ? (event.which === code + 1) : (event.button === code); |
+ }; |
+ } |
+ |
+ return { |
+ isLeftClick: function(event) { return isButton(event, 0) }, |
+ isMiddleClick: function(event) { return isButton(event, 1) }, |
+ isRightClick: function(event) { return isButton(event, 2) }, |
+ |
+ element: function(event) { |
+ event = Event.extend(event); |
+ |
+ var node = event.target, |
+ type = event.type, |
+ currentTarget = event.currentTarget; |
+ |
+ if (currentTarget && currentTarget.tagName) { |
+ // Firefox screws up the "click" event when moving between radio buttons |
+ // via arrow keys. It also screws up the "load" and "error" events on images, |
+ // reporting the document as the target instead of the original image. |
+ 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); |
+ }, |
+ |
+ findElement: function(event, expression) { |
+ var element = Event.element(event); |
+ if (!expression) return element; |
+ var elements = [element].concat(element.ancestors()); |
+ return Selector.findElement(elements, expression, 0); |
+ }, |
+ |
+ pointer: function(event) { |
+ var docElement = document.documentElement, |
+ body = document.body || { scrollLeft: 0, scrollTop: 0 }; |
+ return { |
+ x: event.pageX || (event.clientX + |
+ (docElement.scrollLeft || body.scrollLeft) - |
+ (docElement.clientLeft || 0)), |
+ y: event.pageY || (event.clientY + |
+ (docElement.scrollTop || body.scrollTop) - |
+ (docElement.clientTop || 0)) |
+ }; |
+ }, |
+ |
+ pointerX: function(event) { return Event.pointer(event).x }, |
+ pointerY: function(event) { return Event.pointer(event).y }, |
+ |
+ stop: function(event) { |
+ Event.extend(event); |
+ event.preventDefault(); |
+ event.stopPropagation(); |
+ event.stopped = true; |
+ } |
+ }; |
+})(); |
+ |
+Event.extend = (function() { |
+ var methods = Object.keys(Event.Methods).inject({ }, function(m, name) { |
+ m[name] = Event.Methods[name].methodize(); |
+ return m; |
+ }); |
+ |
+ if (Prototype.Browser.IE) { |
+ Object.extend(methods, { |
+ stopPropagation: function() { this.cancelBubble = true }, |
+ preventDefault: function() { this.returnValue = false }, |
+ inspect: function() { return "[object Event]" } |
+ }); |
+ |
+ return function(event) { |
+ if (!event) return false; |
+ if (event._extendedByPrototype) return event; |
+ |
+ event._extendedByPrototype = Prototype.emptyFunction; |
+ var pointer = Event.pointer(event); |
+ Object.extend(event, { |
+ target: event.srcElement, |
+ relatedTarget: Event.relatedTarget(event), |
+ pageX: pointer.x, |
+ pageY: pointer.y |
+ }); |
+ return Object.extend(event, methods); |
+ }; |
+ |
+ } else { |
+ Event.prototype = Event.prototype || document.createEvent("HTMLEvents")['__proto__']; |
+ Object.extend(Event.prototype, methods); |
+ return Prototype.K; |
+ } |
+})(); |
+ |
+Object.extend(Event, (function() { |
+ var cache = Event.cache; |
+ |
+ function getEventID(element) { |
+ if (element._prototypeEventID) return element._prototypeEventID[0]; |
+ arguments.callee.id = arguments.callee.id || 1; |
+ return element._prototypeEventID = [++arguments.callee.id]; |
+ } |
+ |
+ function getDOMEventName(eventName) { |
+ if (eventName && eventName.include(':')) return "dataavailable"; |
+ return eventName; |
+ } |
+ |
+ function getCacheForID(id) { |
+ return cache[id] = cache[id] || { }; |
+ } |
+ |
+ function getWrappersForEventName(id, eventName) { |
+ var c = getCacheForID(id); |
+ return c[eventName] = c[eventName] || []; |
+ } |
+ |
+ function createWrapper(element, eventName, handler) { |
+ var id = getEventID(element); |
+ var c = getWrappersForEventName(id, eventName); |
+ if (c.pluck("handler").include(handler)) return false; |
+ |
+ var wrapper = function(event) { |
+ if (!Event || !Event.extend || |
+ (event.eventName && event.eventName != eventName)) |
+ return false; |
+ |
+ Event.extend(event); |
+ handler.call(element, event); |
+ }; |
+ |
+ wrapper.handler = handler; |
+ c.push(wrapper); |
+ return wrapper; |
+ } |
+ |
+ function findWrapper(id, eventName, handler) { |
+ var c = getWrappersForEventName(id, eventName); |
+ return c.find(function(wrapper) { return wrapper.handler == handler }); |
+ } |
+ |
+ function destroyWrapper(id, eventName, handler) { |
+ var c = getCacheForID(id); |
+ if (!c[eventName]) return false; |
+ c[eventName] = c[eventName].without(findWrapper(id, eventName, handler)); |
+ } |
+ |
+ function destroyCache() { |
+ for (var id in cache) |
+ for (var eventName in cache[id]) |
+ cache[id][eventName] = null; |
+ } |
+ |
+ |
+ // Internet Explorer needs to remove event handlers on page unload |
+ // in order to avoid memory leaks. |
+ if (window.attachEvent) { |
+ window.attachEvent("onunload", destroyCache); |
+ } |
+ |
+ // Safari has a dummy event handler on page unload so that it won't |
+ // use its bfcache. Safari <= 3.1 has an issue with restoring the "document" |
+ // object when page is returned to via the back button using its bfcache. |
+ if (Prototype.Browser.WebKit) { |
+ window.addEventListener('unload', Prototype.emptyFunction, false); |
+ } |
+ |
+ return { |
+ observe: function(element, eventName, handler) { |
+ element = $(element); |
+ var name = getDOMEventName(eventName); |
+ |
+ var wrapper = createWrapper(element, eventName, handler); |
+ if (!wrapper) return element; |
+ |
+ if (element.addEventListener) { |
+ element.addEventListener(name, wrapper, false); |
+ } else { |
+ element.attachEvent("on" + name, wrapper); |
+ } |
+ |
+ return element; |
+ }, |
+ |
+ stopObserving: function(element, eventName, handler) { |
+ element = $(element); |
+ var id = getEventID(element), name = getDOMEventName(eventName); |
+ |
+ if (!handler && eventName) { |
+ getWrappersForEventName(id, eventName).each(function(wrapper) { |
+ element.stopObserving(eventName, wrapper.handler); |
+ }); |
+ return element; |
+ |
+ } else if (!eventName) { |
+ Object.keys(getCacheForID(id)).each(function(eventName) { |
+ element.stopObserving(eventName); |
+ }); |
+ return element; |
+ } |
+ |
+ var wrapper = findWrapper(id, eventName, handler); |
+ if (!wrapper) return element; |
+ |
+ if (element.removeEventListener) { |
+ element.removeEventListener(name, wrapper, false); |
+ } else { |
+ element.detachEvent("on" + name, wrapper); |
+ } |
+ |
+ destroyWrapper(id, eventName, handler); |
+ |
+ return element; |
+ }, |
+ |
+ fire: function(element, eventName, memo) { |
+ element = $(element); |
+ if (element == document && document.createEvent && !element.dispatchEvent) |
+ element = document.documentElement; |
+ |
+ var event; |
+ if (document.createEvent) { |
+ event = document.createEvent("HTMLEvents"); |
+ event.initEvent("dataavailable", true, true); |
+ } else { |
+ event = document.createEventObject(); |
+ event.eventType = "ondataavailable"; |
+ } |
+ |
+ event.eventName = eventName; |
+ event.memo = memo || { }; |
+ |
+ if (document.createEvent) { |
+ element.dispatchEvent(event); |
+ } else { |
+ element.fireEvent(event.eventType, event); |
+ } |
+ |
+ return Event.extend(event); |
+ } |
+ }; |
+})()); |
+ |
+Object.extend(Event, Event.Methods); |
+ |
+Element.addMethods({ |
+ fire: Event.fire, |
+ observe: Event.observe, |
+ stopObserving: Event.stopObserving |
+}); |
+ |
+Object.extend(document, { |
+ fire: Element.Methods.fire.methodize(), |
+ observe: Element.Methods.observe.methodize(), |
+ stopObserving: Element.Methods.stopObserving.methodize(), |
+ loaded: false |
+}); |
+ |
+(function() { |
+ /* Support for the DOMContentLoaded event is based on work by Dan Webb, |
+ Matthias Miller, Dean Edwards and John Resig. */ |
+ |
+ var timer; |
+ |
+ function fireContentLoadedEvent() { |
+ if (document.loaded) return; |
+ if (timer) window.clearInterval(timer); |
+ document.fire("dom:loaded"); |
+ document.loaded = true; |
+ } |
+ |
+ if (document.addEventListener) { |
+ if (Prototype.Browser.WebKit) { |
+ timer = window.setInterval(function() { |
+ if (/loaded|complete/.test(document.readyState)) |
+ fireContentLoadedEvent(); |
+ }, 0); |
+ |
+ Event.observe(window, "load", fireContentLoadedEvent); |
+ |
+ } else { |
+ document.addEventListener("DOMContentLoaded", |
+ fireContentLoadedEvent, false); |
+ } |
+ |
+ } else { |
+ document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>"); |
+ $("__onDOMContentLoaded").onreadystatechange = function() { |
+ if (this.readyState == "complete") { |
+ this.onreadystatechange = null; |
+ fireContentLoadedEvent(); |
+ } |
+ }; |
+ } |
+})(); |
+/*------------------------------- DEPRECATED -------------------------------*/ |
+ |
+Hash.toQueryString = Object.toQueryString; |
+ |
+var Toggle = { display: Element.toggle }; |
+ |
+Element.Methods.childOf = Element.Methods.descendantOf; |
+ |
+var Insertion = { |
+ Before: function(element, content) { |
+ return Element.insert(element, {before:content}); |
+ }, |
+ |
+ Top: function(element, content) { |
+ return Element.insert(element, {top:content}); |
+ }, |
+ |
+ Bottom: function(element, content) { |
+ return Element.insert(element, {bottom:content}); |
+ }, |
+ |
+ After: function(element, content) { |
+ return Element.insert(element, {after:content}); |
+ } |
+}; |
+ |
+var $continue = new Error('"throw $continue" is deprecated, use "return" instead'); |
+ |
+// This should be moved to script.aculo.us; notice the deprecated methods |
+// further below, that map to the newer Element methods. |
+var Position = { |
+ // set to true if needed, warning: firefox performance problems |
+ // NOT neeeded for page scrolling, only if draggable contained in |
+ // scrollable elements |
+ includeScrollOffsets: false, |
+ |
+ // must be called before calling withinIncludingScrolloffset, every time the |
+ // page is scrolled |
+ prepare: function() { |
+ this.deltaX = window.pageXOffset |
+ || document.documentElement.scrollLeft |
+ || document.body.scrollLeft |
+ || 0; |
+ this.deltaY = window.pageYOffset |
+ || document.documentElement.scrollTop |
+ || document.body.scrollTop |
+ || 0; |
+ }, |
+ |
+ // caches x/y coordinate pair to use with overlap |
+ within: function(element, x, y) { |
+ if (this.includeScrollOffsets) |
+ return this.withinIncludingScrolloffsets(element, x, y); |
+ this.xcomp = x; |
+ this.ycomp = y; |
+ this.offset = Element.cumulativeOffset(element); |
+ |
+ return (y >= this.offset[1] && |
+ y < this.offset[1] + element.offsetHeight && |
+ x >= this.offset[0] && |
+ x < this.offset[0] + element.offsetWidth); |
+ }, |
+ |
+ withinIncludingScrolloffsets: function(element, x, y) { |
+ var offsetcache = Element.cumulativeScrollOffset(element); |
+ |
+ this.xcomp = x + offsetcache[0] - this.deltaX; |
+ this.ycomp = y + offsetcache[1] - this.deltaY; |
+ this.offset = Element.cumulativeOffset(element); |
+ |
+ return (this.ycomp >= this.offset[1] && |
+ this.ycomp < this.offset[1] + element.offsetHeight && |
+ this.xcomp >= this.offset[0] && |
+ this.xcomp < this.offset[0] + element.offsetWidth); |
+ }, |
+ |
+ // within must be called directly before |
+ overlap: function(mode, element) { |
+ if (!mode) return 0; |
+ if (mode == 'vertical') |
+ return ((this.offset[1] + element.offsetHeight) - this.ycomp) / |
+ element.offsetHeight; |
+ if (mode == 'horizontal') |
+ return ((this.offset[0] + element.offsetWidth) - this.xcomp) / |
+ element.offsetWidth; |
+ }, |
+ |
+ // Deprecation layer -- use newer Element methods now (1.5.2). |
+ |
+ cumulativeOffset: Element.Methods.cumulativeOffset, |
+ |
+ positionedOffset: Element.Methods.positionedOffset, |
+ |
+ absolutize: function(element) { |
+ Position.prepare(); |
+ return Element.absolutize(element); |
+ }, |
+ |
+ relativize: function(element) { |
+ Position.prepare(); |
+ return Element.relativize(element); |
+ }, |
+ |
+ realOffset: Element.Methods.cumulativeScrollOffset, |
+ |
+ offsetParent: Element.Methods.getOffsetParent, |
+ |
+ page: Element.Methods.viewportOffset, |
+ |
+ clone: function(source, target, options) { |
+ options = options || { }; |
+ return Element.clonePosition(target, source, options); |
+ } |
+}; |
+ |
+/*--------------------------------------------------------------------------*/ |
+ |
+if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){ |
+ function iter(name) { |
+ return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]"; |
+ } |
+ |
+ instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ? |
+ function(element, className) { |
+ className = className.toString().strip(); |
+ var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className); |
+ return cond ? document._getElementsByXPath('.//*' + cond, element) : []; |
+ } : function(element, className) { |
+ className = className.toString().strip(); |
+ var elements = [], classNames = (/\s/.test(className) ? $w(className) : null); |
+ if (!classNames && !className) return elements; |
+ |
+ var nodes = $(element).getElementsByTagName('*'); |
+ className = ' ' + className + ' '; |
+ |
+ for (var i = 0, child, cn; child = nodes[i]; i++) { |
+ if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) || |
+ (classNames && classNames.all(function(name) { |
+ return !name.toString().blank() && cn.include(' ' + name + ' '); |
+ })))) |
+ elements.push(Element.extend(child)); |
+ } |
+ return elements; |
+ }; |
+ |
+ return function(className, parentElement) { |
+ return $(parentElement || document.body).getElementsByClassName(className); |
+ }; |
+}(Element.Methods); |
+ |
+/*--------------------------------------------------------------------------*/ |
+ |
+Element.ClassNames = Class.create(); |
+Element.ClassNames.prototype = { |
+ initialize: function(element) { |
+ this.element = $(element); |
+ }, |
+ |
+ _each: function(iterator) { |
+ this.element.className.split(/\s+/).select(function(name) { |
+ return name.length > 0; |
+ })._each(iterator); |
+ }, |
+ |
+ set: function(className) { |
+ this.element.className = className; |
+ }, |
+ |
+ add: function(classNameToAdd) { |
+ if (this.include(classNameToAdd)) return; |
+ this.set($A(this).concat(classNameToAdd).join(' ')); |
+ }, |
+ |
+ remove: function(classNameToRemove) { |
+ if (!this.include(classNameToRemove)) return; |
+ this.set($A(this).without(classNameToRemove).join(' ')); |
+ }, |
+ |
+ toString: function() { |
+ return $A(this).join(' '); |
+ } |
+}; |
+ |
+Object.extend(Element.ClassNames.prototype, Enumerable); |
+ |
+/*--------------------------------------------------------------------------*/ |
+ |
+Element.addMethods(); |