| /* Prototype JavaScript framework, version 1.5.0_rc1 |
| * (c) 2005 Sam Stephenson <sam@conio.net> |
| * |
| * Prototype is freely distributable under the terms of an MIT-style license. |
| * For details, see the Prototype web site: http://prototype.conio.net/ |
| * |
| /*--------------------------------------------------------------------------*/ |
| |
| var Prototype = { |
| Version: '1.5.0_rc1', |
| BrowserFeatures: { |
| XPath: !!document.evaluate |
| }, |
| |
| ScriptFragment: '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)', |
| emptyFunction: function() {}, |
| K: function(x) { return x } |
| } |
| |
| var Class = { |
| create: function() { |
| return function() { |
| this.initialize.apply(this, arguments); |
| } |
| } |
| } |
| |
| var Abstract = new Object(); |
| |
| 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 === undefined) return 'undefined'; |
| if (object === null) return 'null'; |
| return object.inspect ? object.inspect() : object.toString(); |
| } catch (e) { |
| if (e instanceof RangeError) return '...'; |
| throw e; |
| } |
| }, |
| |
| 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); |
| } |
| }); |
| |
| Function.prototype.bind = function() { |
| var __method = this, args = $A(arguments), object = args.shift(); |
| return function() { |
| return __method.apply(object, args.concat($A(arguments))); |
| } |
| } |
| |
| Function.prototype.bindAsEventListener = function(object) { |
| var __method = this, args = $A(arguments), object = args.shift(); |
| return function(event) { |
| return __method.apply(object, [( event || window.event)].concat(args).concat($A(arguments))); |
| } |
| } |
| |
| Object.extend(Number.prototype, { |
| toColorPart: function() { |
| var digits = this.toString(16); |
| if (this < 16) return '0' + digits; |
| return digits; |
| }, |
| |
| succ: function() { |
| return this + 1; |
| }, |
| |
| times: function(iterator) { |
| $R(0, this, true).each(iterator); |
| return this; |
| } |
| }); |
| |
| var Try = { |
| these: function() { |
| var returnValue; |
| |
| for (var i = 0; i < arguments.length; i++) { |
| var lambda = arguments[i]; |
| try { |
| returnValue = lambda(); |
| break; |
| } catch (e) {} |
| } |
| |
| return returnValue; |
| } |
| } |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| var PeriodicalExecuter = Class.create(); |
| PeriodicalExecuter.prototype = { |
| 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); |
| }, |
| |
| stop: function() { |
| if (!this.timer) return; |
| clearInterval(this.timer); |
| this.timer = null; |
| }, |
| |
| onTimerEvent: function() { |
| if (!this.currentlyExecuting) { |
| try { |
| this.currentlyExecuting = true; |
| this.callback(this); |
| } finally { |
| this.currentlyExecuting = false; |
| } |
| } |
| } |
| } |
| 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 += (replacement(match) || '').toString(); |
| 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 = count === undefined ? 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 this; |
| }, |
| |
| truncate: function(length, truncation) { |
| length = length || 30; |
| truncation = truncation === undefined ? '...' : truncation; |
| return this.length > length ? |
| this.slice(0, length - truncation.length) + truncation : 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 div = document.createElement('div'); |
| var text = document.createTextNode(this); |
| div.appendChild(text); |
| return div.innerHTML; |
| }, |
| |
| unescapeHTML: function() { |
| var div = document.createElement('div'); |
| div.innerHTML = this.stripTags(); |
| return div.childNodes[0] ? div.childNodes[0].nodeValue : ''; |
| }, |
| |
| toQueryParams: function() { |
| var match = this.strip().match(/[^?]*$/)[0]; |
| if (!match) return {}; |
| var pairs = match.split('&'); |
| return pairs.inject({}, function(params, pairString) { |
| var pair = pairString.split('='); |
| var value = pair[1] ? decodeURIComponent(pair[1]) : undefined; |
| params[decodeURIComponent(pair[0])] = value; |
| return params; |
| }); |
| }, |
| |
| toArray: function() { |
| return this.split(''); |
| }, |
| |
| camelize: function() { |
| var oStringList = this.split('-'); |
| if (oStringList.length == 1) return oStringList[0]; |
| |
| var camelizedString = this.indexOf('-') == 0 |
| ? oStringList[0].charAt(0).toUpperCase() + oStringList[0].substring(1) |
| : oStringList[0]; |
| |
| for (var i = 1, length = oStringList.length; i < length; i++) { |
| var s = oStringList[i]; |
| camelizedString += s.charAt(0).toUpperCase() + s.substring(1); |
| } |
| |
| return camelizedString; |
| }, |
| |
| inspect: function(useDoubleQuotes) { |
| var escapedString = this.replace(/\\/g, '\\\\'); |
| if (useDoubleQuotes) |
| return '"' + escapedString.replace(/"/g, '\\"') + '"'; |
| else |
| return "'" + escapedString.replace(/'/g, '\\\'') + "'"; |
| } |
| }); |
| |
| String.prototype.gsub.prepareReplacement = function(replacement) { |
| if (typeof replacement == 'function') return replacement; |
| var template = new Template(replacement); |
| return function(match) { return template.evaluate(match) }; |
| } |
| |
| String.prototype.parseQuery = String.prototype.toQueryParams; |
| |
| var Template = Class.create(); |
| Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; |
| Template.prototype = { |
| initialize: function(template, pattern) { |
| this.template = template.toString(); |
| this.pattern = pattern || Template.Pattern; |
| }, |
| |
| evaluate: function(object) { |
| return this.template.gsub(this.pattern, function(match) { |
| var before = match[1]; |
| if (before == '\\') return match[2]; |
| return before + (object[match[3]] || '').toString(); |
| }); |
| } |
| } |
| |
| var $break = new Object(); |
| var $continue = new Object(); |
| |
| var Enumerable = { |
| each: function(iterator) { |
| var index = 0; |
| try { |
| this._each(function(value) { |
| try { |
| iterator(value, index++); |
| } catch (e) { |
| if (e != $continue) throw e; |
| } |
| }); |
| } catch (e) { |
| if (e != $break) throw e; |
| } |
| return this; |
| }, |
| |
| eachSlice: function(number, iterator) { |
| var index = -number, slices = [], array = this.toArray(); |
| while ((index += number) < array.length) |
| slices.push(array.slice(index, index+number)); |
| return slices.collect(iterator || Prototype.K); |
| }, |
| |
| all: function(iterator) { |
| var result = true; |
| this.each(function(value, index) { |
| result = result && !!(iterator || Prototype.K)(value, index); |
| if (!result) throw $break; |
| }); |
| return result; |
| }, |
| |
| any: function(iterator) { |
| var result = false; |
| this.each(function(value, index) { |
| if (result = !!(iterator || Prototype.K)(value, index)) |
| throw $break; |
| }); |
| return result; |
| }, |
| |
| collect: function(iterator) { |
| var results = []; |
| this.each(function(value, index) { |
| results.push(iterator(value, index)); |
| }); |
| return results; |
| }, |
| |
| detect: function(iterator) { |
| var result; |
| this.each(function(value, index) { |
| if (iterator(value, index)) { |
| result = value; |
| throw $break; |
| } |
| }); |
| return result; |
| }, |
| |
| findAll: function(iterator) { |
| var results = []; |
| this.each(function(value, index) { |
| if (iterator(value, index)) |
| results.push(value); |
| }); |
| return results; |
| }, |
| |
| grep: function(pattern, iterator) { |
| var results = []; |
| this.each(function(value, index) { |
| var stringValue = value.toString(); |
| if (stringValue.match(pattern)) |
| results.push((iterator || Prototype.K)(value, index)); |
| }) |
| return results; |
| }, |
| |
| include: function(object) { |
| var found = false; |
| this.each(function(value) { |
| if (value == object) { |
| found = true; |
| throw $break; |
| } |
| }); |
| return found; |
| }, |
| |
| inGroupsOf: function(number, fillWith) { |
| fillWith = fillWith || null; |
| var results = this.eachSlice(number); |
| if (results.length > 0) (number - results.last().length).times(function() { |
| results.last().push(fillWith) |
| }); |
| return results; |
| }, |
| |
| inject: function(memo, iterator) { |
| this.each(function(value, index) { |
| memo = iterator(memo, value, index); |
| }); |
| return memo; |
| }, |
| |
| invoke: function(method) { |
| var args = $A(arguments).slice(1); |
| return this.collect(function(value) { |
| return value[method].apply(value, args); |
| }); |
| }, |
| |
| max: function(iterator) { |
| var result; |
| this.each(function(value, index) { |
| value = (iterator || Prototype.K)(value, index); |
| if (result == undefined || value >= result) |
| result = value; |
| }); |
| return result; |
| }, |
| |
| min: function(iterator) { |
| var result; |
| this.each(function(value, index) { |
| value = (iterator || Prototype.K)(value, index); |
| if (result == undefined || value < result) |
| result = value; |
| }); |
| return result; |
| }, |
| |
| partition: function(iterator) { |
| var trues = [], falses = []; |
| this.each(function(value, index) { |
| ((iterator || Prototype.K)(value, index) ? |
| trues : falses).push(value); |
| }); |
| return [trues, falses]; |
| }, |
| |
| pluck: function(property) { |
| var results = []; |
| this.each(function(value, index) { |
| results.push(value[property]); |
| }); |
| return results; |
| }, |
| |
| reject: function(iterator) { |
| var results = []; |
| this.each(function(value, index) { |
| if (!iterator(value, index)) |
| results.push(value); |
| }); |
| return results; |
| }, |
| |
| sortBy: function(iterator) { |
| return this.collect(function(value, index) { |
| return {value: value, criteria: iterator(value, index)}; |
| }).sort(function(left, right) { |
| var a = left.criteria, b = right.criteria; |
| return a < b ? -1 : a > b ? 1 : 0; |
| }).pluck('value'); |
| }, |
| |
| toArray: function() { |
| return this.collect(Prototype.K); |
| }, |
| |
| zip: function() { |
| var iterator = Prototype.K, args = $A(arguments); |
| if (typeof args.last() == 'function') |
| iterator = args.pop(); |
| |
| var collections = [this].concat(args).map($A); |
| return this.map(function(value, index) { |
| return iterator(collections.pluck(index)); |
| }); |
| }, |
| |
| inspect: function() { |
| return '#<Enumerable:' + this.toArray().inspect() + '>'; |
| } |
| } |
| |
| Object.extend(Enumerable, { |
| map: Enumerable.collect, |
| find: Enumerable.detect, |
| select: Enumerable.findAll, |
| member: Enumerable.include, |
| entries: Enumerable.toArray |
| }); |
| var $A = Array.from = function(iterable) { |
| if (!iterable) return []; |
| if (iterable.toArray) { |
| return iterable.toArray(); |
| } else { |
| var results = []; |
| for (var i = 0, length = iterable.length; i < length; i++) |
| results.push(iterable[i]); |
| return results; |
| } |
| } |
| |
| 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 != undefined || value != null; |
| }); |
| }, |
| |
| flatten: function() { |
| return this.inject([], function(array, value) { |
| return array.concat(value && value.constructor == Array ? |
| value.flatten() : [value]); |
| }); |
| }, |
| |
| without: function() { |
| var values = $A(arguments); |
| return this.select(function(value) { |
| return !values.include(value); |
| }); |
| }, |
| |
| indexOf: function(object) { |
| for (var i = 0, length = this.length; i < length; i++) |
| if (this[i] == object) return i; |
| return -1; |
| }, |
| |
| reverse: function(inline) { |
| return (inline !== false ? this : this.toArray())._reverse(); |
| }, |
| |
| reduce: function() { |
| return this.length > 1 ? this : this[0]; |
| }, |
| |
| uniq: function() { |
| return this.inject([], function(array, value) { |
| return array.include(value) ? array : array.concat([value]); |
| }); |
| }, |
| |
| clone: function() { |
| return [].concat(this); |
| }, |
| |
| inspect: function() { |
| return '[' + this.map(Object.inspect).join(', ') + ']'; |
| } |
| }); |
| |
| Array.prototype.toArray = Array.prototype.clone; |
| var Hash = { |
| _each: function(iterator) { |
| for (var key in this) { |
| var value = this[key]; |
| if (typeof value == 'function') continue; |
| |
| var pair = [key, value]; |
| pair.key = key; |
| pair.value = value; |
| iterator(pair); |
| } |
| }, |
| |
| keys: function() { |
| return this.pluck('key'); |
| }, |
| |
| values: function() { |
| return this.pluck('value'); |
| }, |
| |
| merge: function(hash) { |
| return $H(hash).inject(this, function(mergedHash, pair) { |
| mergedHash[pair.key] = pair.value; |
| return mergedHash; |
| }); |
| }, |
| |
| toQueryString: function() { |
| return this.map(function(pair) { |
| if (!pair.value && pair.value !== 0) pair[1] = ''; |
| if (!pair.key) return; |
| return pair.map(encodeURIComponent).join('='); |
| }).join('&'); |
| }, |
| |
| inspect: function() { |
| return '#<Hash:{' + this.map(function(pair) { |
| return pair.map(Object.inspect).join(': '); |
| }).join(', ') + '}>'; |
| } |
| } |
| |
| function $H(object) { |
| var hash = Object.extend({}, object || {}); |
| Object.extend(hash, Enumerable); |
| Object.extend(hash, Hash); |
| return hash; |
| } |
| ObjectRange = Class.create(); |
| Object.extend(ObjectRange.prototype, Enumerable); |
| Object.extend(ObjectRange.prototype, { |
| 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 (typeof responder[callback] == 'function') { |
| 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 = function() {}; |
| Ajax.Base.prototype = { |
| setOptions: function(options) { |
| this.options = { |
| method: 'post', |
| asynchronous: true, |
| contentType: 'application/x-www-form-urlencoded', |
| encoding: 'UTF-8', |
| parameters: '' |
| } |
| Object.extend(this.options, options || {}); |
| |
| this.options.method = this.options.method.toLowerCase(); |
| this.options.parameters = $H(typeof this.options.parameters == 'string' ? |
| this.options.parameters.toQueryParams() : this.options.parameters); |
| } |
| } |
| |
| Ajax.Request = Class.create(); |
| Ajax.Request.Events = |
| ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; |
| |
| Ajax.Request.prototype = Object.extend(new Ajax.Base(), { |
| initialize: function(url, options) { |
| this.transport = Ajax.getTransport(); |
| this.setOptions(options); |
| this.request(url); |
| }, |
| |
| request: function(url) { |
| var params = this.options.parameters; |
| if (params.any()) params['_'] = ''; |
| |
| if (!['get', 'post'].include(this.options.method)) { |
| // simulate other verbs over post |
| params['_method'] = this.options.method; |
| this.options.method = 'post'; |
| } |
| |
| this.url = url; |
| |
| // when GET, append parameters to URL |
| if (this.options.method == 'get' && params.any()) |
| this.url += (this.url.indexOf('?') >= 0 ? '&' : '?') + |
| params.toQueryString(); |
| |
| try { |
| Ajax.Responders.dispatch('onCreate', this, this.transport); |
| |
| this.transport.open(this.options.method.toUpperCase(), this.url, |
| this.options.asynchronous, this.options.username, |
| this.options.password); |
| |
| if (this.options.asynchronous) |
| setTimeout(function() { this.respondToReadyState(1) }.bind(this), 10); |
| |
| this.transport.onreadystatechange = this.onStateChange.bind(this); |
| this.setRequestHeaders(); |
| |
| var body = this.options.method == 'post' ? |
| (this.options.postBody || params.toQueryString()) : null; |
| |
| this.transport.send(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) |
| 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.options.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 (typeof extras.push == 'function') |
| for (var i = 0; i < extras.length; i += 2) |
| headers[extras[i]] = extras[i+1]; |
| else |
| $H(extras).each(function(pair) { headers[pair.key] = pair.value }); |
| } |
| |
| for (var name in headers) |
| this.transport.setRequestHeader(name, headers[name]); |
| }, |
| |
| success: function() { |
| return !this.transport.status |
| || (this.transport.status >= 200 && this.transport.status < 300); |
| }, |
| |
| respondToReadyState: function(readyState) { |
| var state = Ajax.Request.Events[readyState]; |
| var transport = this.transport, json = this.evalJSON(); |
| |
| if (state == 'Complete') { |
| try { |
| (this.options['on' + this.transport.status] |
| || this.options['on' + (this.success() ? 'Success' : 'Failure')] |
| || Prototype.emptyFunction)(transport, json); |
| } catch (e) { |
| this.dispatchException(e); |
| } |
| } |
| |
| try { |
| (this.options['on' + state] || Prototype.emptyFunction)(transport, json); |
| Ajax.Responders.dispatch('on' + state, this, transport, json); |
| } catch (e) { |
| this.dispatchException(e); |
| } |
| |
| if (state == 'Complete') { |
| if ((this.getHeader('Content-type') || '').strip(). |
| match(/^(text|application)\/(x-)?(java|ecma)script(;.*)?$/i)) |
| this.evalResponse(); |
| |
| // avoid memory leak in MSIE: clean up |
| this.transport.onreadystatechange = Prototype.emptyFunction; |
| } |
| }, |
| |
| getHeader: function(name) { |
| try { |
| return this.transport.getResponseHeader(name); |
| } catch (e) { return null } |
| }, |
| |
| evalJSON: function() { |
| try { |
| var json = this.getHeader('X-JSON'); |
| return json ? eval('(' + json + ')') : null; |
| } catch (e) { return null } |
| }, |
| |
| evalResponse: function() { |
| try { |
| return eval(this.transport.responseText); |
| } catch (e) { |
| this.dispatchException(e); |
| } |
| }, |
| |
| dispatchException: function(exception) { |
| (this.options.onException || Prototype.emptyFunction)(this, exception); |
| Ajax.Responders.dispatch('onException', this, exception); |
| } |
| }); |
| |
| Ajax.Updater = Class.create(); |
| |
| Object.extend(Object.extend(Ajax.Updater.prototype, Ajax.Request.prototype), { |
| initialize: function(container, url, options) { |
| this.container = { |
| success: (container.success || container), |
| failure: (container.failure || (container.success ? null : container)) |
| } |
| |
| this.transport = Ajax.getTransport(); |
| this.setOptions(options); |
| |
| var onComplete = this.options.onComplete || Prototype.emptyFunction; |
| this.options.onComplete = (function(transport, param) { |
| this.updateContent(); |
| onComplete(transport, param); |
| }).bind(this); |
| |
| this.request(url); |
| }, |
| |
| updateContent: function() { |
| var receiver = this.container[this.success() ? 'success' : 'failure']; |
| var response = this.transport.responseText; |
| |
| if (!this.options.evalScripts) response = response.stripScripts(); |
| |
| if (receiver = $(receiver)) { |
| if (this.options.insertion) |
| new this.options.insertion(receiver, response); |
| else |
| receiver.update(response); |
| } |
| |
| if (this.success()) { |
| if (this.onComplete) |
| setTimeout(this.onComplete.bind(this), 10); |
| } |
| } |
| }); |
| |
| Ajax.PeriodicalUpdater = Class.create(); |
| Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), { |
| initialize: function(container, url, options) { |
| this.setOptions(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(request) { |
| if (this.options.decay) { |
| this.decay = (request.responseText == this.lastText ? |
| this.decay * this.options.decay : 1); |
| |
| this.lastText = request.responseText; |
| } |
| this.timer = setTimeout(this.onTimerEvent.bind(this), |
| this.decay * this.frequency * 1000); |
| }, |
| |
| 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 (typeof element == 'string') |
| element = document.getElementById(element); |
| return Element.extend(element); |
| } |
| |
| if (Prototype.BrowserFeatures.XPath) { |
| document._getElementsByXPath = function(expression, parentElement) { |
| var results = []; |
| var query = document.evaluate(expression, $(parentElement) || document, |
| null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null); |
| for (var i = 0, len = query.snapshotLength; i < len; i++) |
| results.push(query.snapshotItem(i)); |
| return results; |
| } |
| } |
| |
| document.getElementsByClassName = function(className, parentElement) { |
| if (Prototype.BrowserFeatures.XPath) { |
| var q = ".//*[contains(concat(' ', @class, ' '), ' " + className + " ')]"; |
| return document._getElementsByXPath(q, parentElement); |
| } else { |
| var children = ($(parentElement) || document.body).getElementsByTagName('*'); |
| var elements = [], child; |
| for (var i = 0, length = children.length; i < length; i++) { |
| child = children[i]; |
| if (Element.hasClassName(child, className)) |
| elements.push(Element.extend(child)); |
| } |
| return elements; |
| } |
| } |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| if (!window.Element) |
| var Element = new Object(); |
| |
| Element.extend = function(element) { |
| if (!element) return; |
| if (_nativeExtensions || element.nodeType == 3) return element; |
| |
| if (!element._extended && element.tagName && element != window) { |
| var methods = Object.clone(Element.Methods), cache = Element.extend.cache; |
| |
| if (element.tagName == 'FORM') |
| Object.extend(methods, Form.Methods); |
| if (['INPUT', 'TEXTAREA', 'SELECT'].include(element.tagName)) |
| Object.extend(methods, Form.Element.Methods); |
| |
| for (var property in methods) { |
| var value = methods[property]; |
| if (typeof value == 'function') |
| element[property] = cache.findOrStore(value); |
| } |
| |
| var methods = Object.clone(Element.Methods.Simulated), cache = Element.extend.cache; |
| for (var property in methods) { |
| var value = methods[property]; |
| if ('function' == typeof value && !(property in element)) |
| element[property] = cache.findOrStore(value); |
| } |
| } |
| |
| element._extended = true; |
| return element; |
| } |
| |
| Element.extend.cache = { |
| findOrStore: function(value) { |
| return this[value] = this[value] || function() { |
| return value.apply(null, [this].concat($A(arguments))); |
| } |
| } |
| } |
| |
| Element.Methods = { |
| visible: function(element) { |
| return $(element).style.display != 'none'; |
| }, |
| |
| toggle: function(element) { |
| element = $(element); |
| Element[Element.visible(element) ? 'hide' : 'show'](element); |
| return element; |
| }, |
| |
| hide: function(element) { |
| $(element).style.display = 'none'; |
| return element; |
| }, |
| |
| show: function(element) { |
| $(element).style.display = ''; |
| return element; |
| }, |
| |
| remove: function(element) { |
| element = $(element); |
| element.parentNode.removeChild(element); |
| return element; |
| }, |
| |
| update: function(element, html) { |
| html = typeof html == 'undefined' ? '' : html.toString(); |
| $(element).innerHTML = html.stripScripts(); |
| setTimeout(function() {html.evalScripts()}, 10); |
| return element; |
| }, |
| |
| replace: function(element, html) { |
| element = $(element); |
| if (element.outerHTML) { |
| element.outerHTML = html.stripScripts(); |
| } else { |
| var range = element.ownerDocument.createRange(); |
| range.selectNodeContents(element); |
| element.parentNode.replaceChild( |
| range.createContextualFragment(html.stripScripts()), element); |
| } |
| setTimeout(function() {html.evalScripts()}, 10); |
| return element; |
| }, |
| |
| 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) { |
| element = $(element); |
| return $A(element.getElementsByTagName('*')); |
| }, |
| |
| 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) { |
| element = $(element); |
| if (typeof selector == 'string') |
| selector = new Selector(selector); |
| return selector.match(element); |
| }, |
| |
| up: function(element, expression, index) { |
| return Selector.findElement($(element).ancestors(), expression, index); |
| }, |
| |
| down: function(element, expression, index) { |
| return Selector.findElement($(element).descendants(), expression, index); |
| }, |
| |
| previous: function(element, expression, index) { |
| return Selector.findElement($(element).previousSiblings(), expression, index); |
| }, |
| |
| next: function(element, expression, index) { |
| return Selector.findElement($(element).nextSiblings(), expression, index); |
| }, |
| |
| getElementsBySelector: function() { |
| var args = $A(arguments), element = $(args.shift()); |
| return Selector.findChildElements(element, args); |
| }, |
| |
| getElementsByClassName: function(element, className) { |
| element = $(element); |
| return document.getElementsByClassName(className, element); |
| }, |
| |
| getHeight: function(element) { |
| element = $(element); |
| return element.offsetHeight; |
| }, |
| |
| classNames: function(element) { |
| return new Element.ClassNames(element); |
| }, |
| |
| hasClassName: function(element, className) { |
| if (!(element = $(element))) return; |
| var elementClassName = element.className; |
| if (elementClassName.length == 0) return false; |
| if (elementClassName == className || |
| elementClassName.match(new RegExp("(^|\\s)" + className + "(\\s|$)"))) |
| return true; |
| return false; |
| }, |
| |
| addClassName: function(element, className) { |
| if (!(element = $(element))) return; |
| Element.classNames(element).add(className); |
| return element; |
| }, |
| |
| removeClassName: function(element, className) { |
| if (!(element = $(element))) return; |
| Element.classNames(element).remove(className); |
| return element; |
| }, |
| |
| observe: function() { |
| Event.observe.apply(Event, arguments); |
| return $A(arguments).first(); |
| }, |
| |
| stopObserving: function() { |
| Event.stopObserving.apply(Event, arguments); |
| return $A(arguments).first(); |
| }, |
| |
| // 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 $(element).innerHTML.match(/^\s*$/); |
| }, |
| |
| childOf: function(element, ancestor) { |
| element = $(element), ancestor = $(ancestor); |
| while (element = element.parentNode) |
| if (element == ancestor) return true; |
| return false; |
| }, |
| |
| scrollTo: function(element) { |
| element = $(element); |
| var x = element.x ? element.x : element.offsetLeft, |
| y = element.y ? element.y : element.offsetTop; |
| window.scrollTo(x, y); |
| return element; |
| }, |
| |
| getStyle: function(element, style) { |
| element = $(element); |
| var value = element.style[style.camelize()]; |
| if (!value) { |
| if (document.defaultView && document.defaultView.getComputedStyle) { |
| var css = document.defaultView.getComputedStyle(element, null); |
| value = css ? css.getPropertyValue(style) : null; |
| } else if (element.currentStyle) { |
| value = element.currentStyle[style.camelize()]; |
| } |
| } |
| |
| if (window.opera && ['left', 'top', 'right', 'bottom'].include(style)) |
| if (Element.getStyle(element, 'position') == 'static') value = 'auto'; |
| |
| return value == 'auto' ? null : value; |
| }, |
| |
| setStyle: function(element, style) { |
| element = $(element); |
| for (var name in style) |
| element.style[name.camelize()] = style[name]; |
| return element; |
| }, |
| |
| getDimensions: function(element) { |
| element = $(element); |
| if (Element.getStyle(element, 'display') != 'none') |
| 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; |
| els.visibility = 'hidden'; |
| els.position = 'absolute'; |
| els.display = ''; |
| var originalWidth = element.clientWidth; |
| var originalHeight = element.clientHeight; |
| els.display = 'none'; |
| els.position = originalPosition; |
| els.visibility = originalVisibility; |
| return {width: originalWidth, height: originalHeight}; |
| }, |
| |
| makePositioned: function(element) { |
| element = $(element); |
| var pos = Element.getStyle(element, 'position'); |
| if (pos == 'static' || !pos) { |
| element._madePositioned = true; |
| element.style.position = 'relative'; |
| // Opera returns the offset relative to the positioning context, when an |
| // element is position relative but top and left have not been defined |
| if (window.opera) { |
| element.style.top = 0; |
| element.style.left = 0; |
| } |
| } |
| return element; |
| }, |
| |
| undoPositioned: function(element) { |
| element = $(element); |
| if (element._madePositioned) { |
| element._madePositioned = undefined; |
| element.style.position = |
| element.style.top = |
| element.style.left = |
| element.style.bottom = |
| element.style.right = ''; |
| } |
| return element; |
| }, |
| |
| makeClipping: function(element) { |
| element = $(element); |
| if (element._overflow) return element; |
| element._overflow = element.style.overflow || 'auto'; |
| if ((Element.getStyle(element, 'overflow') || 'visible') != '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; |
| } |
| } |
| |
| Element.Methods.Simulated = { |
| hasAttribute: function(element, attribute) { |
| return $(element).getAttributeNode(attribute).specified; |
| } |
| } |
| |
| // IE is missing .innerHTML support for TABLE-related elements |
| if(document.all){ |
| Element.Methods.update = function(element, html) { |
| element = $(element); |
| html = typeof html == 'undefined' ? '' : html.toString(); |
| var tagName = element.tagName.toUpperCase(); |
| if (['THEAD','TBODY','TR','TD'].indexOf(tagName) > -1) { |
| var div = document.createElement('div'); |
| switch (tagName) { |
| case 'THEAD': |
| case 'TBODY': |
| div.innerHTML = '<table><tbody>' + html.stripScripts() + '</tbody></table>'; |
| depth = 2; |
| break; |
| case 'TR': |
| div.innerHTML = '<table><tbody><tr>' + html.stripScripts() + '</tr></tbody></table>'; |
| depth = 3; |
| break; |
| case 'TD': |
| div.innerHTML = '<table><tbody><tr><td>' + html.stripScripts() + '</td></tr></tbody></table>'; |
| depth = 4; |
| } |
| $A(element.childNodes).each(function(node){ |
| element.removeChild(node) |
| }); |
| depth.times(function(){ div = div.firstChild }); |
| |
| $A(div.childNodes).each( |
| function(node){ element.appendChild(node) }); |
| } else { |
| element.innerHTML = html.stripScripts(); |
| } |
| setTimeout(function() {html.evalScripts()}, 10); |
| return element; |
| } |
| } |
| |
| Object.extend(Element, Element.Methods); |
| |
| var _nativeExtensions = false; |
| |
| if(/Konqueror|Safari|KHTML/.test(navigator.userAgent)) |
| ['', 'Form', 'Input', 'TextArea', 'Select'].each(function(tag) { |
| var className = 'HTML' + tag + 'Element'; |
| if(window[className]) return; |
| var klass = window[className] = {}; |
| klass.prototype = document.createElement(tag ? tag.toLowerCase() : 'div').__proto__; |
| }); |
| |
| Element.addMethods = function(methods) { |
| Object.extend(Element.Methods, methods || {}); |
| |
| function copy(methods, destination, onlyIfAbsent) { |
| onlyIfAbsent = onlyIfAbsent || false; |
| var cache = Element.extend.cache; |
| for (var property in methods) { |
| var value = methods[property]; |
| if (!onlyIfAbsent || !(property in destination)) |
| destination[property] = cache.findOrStore(value); |
| } |
| } |
| |
| if (typeof HTMLElement != 'undefined') { |
| copy(Element.Methods, HTMLElement.prototype); |
| copy(Element.Methods.Simulated, HTMLElement.prototype, true); |
| copy(Form.Methods, HTMLFormElement.prototype); |
| [HTMLInputElement, HTMLTextAreaElement, HTMLSelectElement].each(function(klass) { |
| copy(Form.Element.Methods, klass.prototype); |
| }); |
| _nativeExtensions = true; |
| } |
| } |
| |
| var Toggle = new Object(); |
| Toggle.display = Element.toggle; |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| Abstract.Insertion = function(adjacency) { |
| this.adjacency = adjacency; |
| } |
| |
| Abstract.Insertion.prototype = { |
| initialize: function(element, content) { |
| this.element = $(element); |
| this.content = content.stripScripts(); |
| |
| if (this.adjacency && this.element.insertAdjacentHTML) { |
| try { |
| this.element.insertAdjacentHTML(this.adjacency, this.content); |
| } catch (e) { |
| var tagName = this.element.tagName.toLowerCase(); |
| if (tagName == 'tbody' || tagName == 'tr') { |
| this.insertContent(this.contentFromAnonymousTable()); |
| } else { |
| throw e; |
| } |
| } |
| } else { |
| this.range = this.element.ownerDocument.createRange(); |
| if (this.initializeRange) this.initializeRange(); |
| this.insertContent([this.range.createContextualFragment(this.content)]); |
| } |
| |
| setTimeout(function() {content.evalScripts()}, 10); |
| }, |
| |
| contentFromAnonymousTable: function() { |
| var div = document.createElement('div'); |
| div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>'; |
| return $A(div.childNodes[0].childNodes[0].childNodes); |
| } |
| } |
| |
| var Insertion = new Object(); |
| |
| Insertion.Before = Class.create(); |
| Insertion.Before.prototype = Object.extend(new Abstract.Insertion('beforeBegin'), { |
| initializeRange: function() { |
| this.range.setStartBefore(this.element); |
| }, |
| |
| insertContent: function(fragments) { |
| fragments.each((function(fragment) { |
| this.element.parentNode.insertBefore(fragment, this.element); |
| }).bind(this)); |
| } |
| }); |
| |
| Insertion.Top = Class.create(); |
| Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'), { |
| initializeRange: function() { |
| this.range.selectNodeContents(this.element); |
| this.range.collapse(true); |
| }, |
| |
| insertContent: function(fragments) { |
| fragments.reverse(false).each((function(fragment) { |
| this.element.insertBefore(fragment, this.element.firstChild); |
| }).bind(this)); |
| } |
| }); |
| |
| Insertion.Bottom = Class.create(); |
| Insertion.Bottom.prototype = Object.extend(new Abstract.Insertion('beforeEnd'), { |
| initializeRange: function() { |
| this.range.selectNodeContents(this.element); |
| this.range.collapse(this.element); |
| }, |
| |
| insertContent: function(fragments) { |
| fragments.each((function(fragment) { |
| this.element.appendChild(fragment); |
| }).bind(this)); |
| } |
| }); |
| |
| Insertion.After = Class.create(); |
| Insertion.After.prototype = Object.extend(new Abstract.Insertion('afterEnd'), { |
| initializeRange: function() { |
| this.range.setStartAfter(this.element); |
| }, |
| |
| insertContent: function(fragments) { |
| fragments.each((function(fragment) { |
| this.element.parentNode.insertBefore(fragment, |
| this.element.nextSibling); |
| }).bind(this)); |
| } |
| }); |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| 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); |
| var Selector = Class.create(); |
| Selector.prototype = { |
| initialize: function(expression) { |
| this.params = {classNames: []}; |
| this.expression = expression.toString().strip(); |
| this.parseExpression(); |
| this.compileMatcher(); |
| }, |
| |
| parseExpression: function() { |
| function abort(message) { throw 'Parse error in selector: ' + message; } |
| |
| if (this.expression == '') abort('empty expression'); |
| |
| var params = this.params, expr = this.expression, match, modifier, clause, rest; |
| while (match = expr.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)) { |
| params.attributes = params.attributes || []; |
| params.attributes.push({name: match[2], operator: match[3], value: match[4] || match[5] || ''}); |
| expr = match[1]; |
| } |
| |
| if (expr == '*') return this.params.wildcard = true; |
| |
| while (match = expr.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)) { |
| modifier = match[1], clause = match[2], rest = match[3]; |
| switch (modifier) { |
| case '#': params.id = clause; break; |
| case '.': params.classNames.push(clause); break; |
| case '': |
| case undefined: params.tagName = clause.toUpperCase(); break; |
| default: abort(expr.inspect()); |
| } |
| expr = rest; |
| } |
| |
| if (expr.length > 0) abort(expr.inspect()); |
| }, |
| |
| buildMatchExpression: function() { |
| var params = this.params, conditions = [], clause; |
| |
| if (params.wildcard) |
| conditions.push('true'); |
| if (clause = params.id) |
| conditions.push('element.id == ' + clause.inspect()); |
| if (clause = params.tagName) |
| conditions.push('element.tagName.toUpperCase() == ' + clause.inspect()); |
| if ((clause = params.classNames).length > 0) |
| for (var i = 0; i < clause.length; i++) |
| conditions.push('Element.hasClassName(element, ' + clause[i].inspect() + ')'); |
| if (clause = params.attributes) { |
| clause.each(function(attribute) { |
| var value = 'element.getAttribute(' + attribute.name.inspect() + ')'; |
| var splitValueBy = function(delimiter) { |
| return value + ' && ' + value + '.split(' + delimiter.inspect() + ')'; |
| } |
| |
| switch (attribute.operator) { |
| case '=': conditions.push(value + ' == ' + attribute.value.inspect()); break; |
| case '~=': conditions.push(splitValueBy(' ') + '.include(' + attribute.value.inspect() + ')'); break; |
| case '|=': conditions.push( |
| splitValueBy('-') + '.first().toUpperCase() == ' + attribute.value.toUpperCase().inspect() |
| ); break; |
| case '!=': conditions.push(value + ' != ' + attribute.value.inspect()); break; |
| case '': |
| case undefined: conditions.push(value + ' != null'); break; |
| default: throw 'Unknown operator ' + attribute.operator + ' in selector'; |
| } |
| }); |
| } |
| |
| return conditions.join(' && '); |
| }, |
| |
| compileMatcher: function() { |
| this.match = new Function('element', 'if (!element.tagName) return false; \ |
| return ' + this.buildMatchExpression()); |
| }, |
| |
| findElements: function(scope) { |
| var element; |
| |
| if (element = $(this.params.id)) |
| if (this.match(element)) |
| if (!scope || Element.childOf(element, scope)) |
| return [element]; |
| |
| scope = (scope || document).getElementsByTagName(this.params.tagName || '*'); |
| |
| var results = []; |
| for (var i = 0, length = scope.length; i < length; i++) |
| if (this.match(element = scope[i])) |
| results.push(Element.extend(element)); |
| |
| return results; |
| }, |
| |
| toString: function() { |
| return this.expression; |
| } |
| } |
| |
| Object.extend(Selector, { |
| matchElements: function(elements, expression) { |
| var selector = new Selector(expression); |
| return elements.select(selector.match.bind(selector)).collect(Element.extend); |
| }, |
| |
| findElement: function(elements, expression, index) { |
| if (typeof expression == 'number') index = expression, expression = false; |
| return Selector.matchElements(elements, expression || '*')[index || 0]; |
| }, |
| |
| findChildElements: function(element, expressions) { |
| return expressions.map(function(expression) { |
| return expression.strip().split(/\s+/).inject([null], function(results, expr) { |
| var selector = new Selector(expr); |
| return results.inject([], function(elements, result) { |
| return elements.concat(selector.findElements(result || element)); |
| }); |
| }); |
| }).flatten(); |
| } |
| }); |
| |
| function $$() { |
| return Selector.findChildElements(document, $A(arguments)); |
| } |
| var Form = { |
| reset: function(form) { |
| $(form).reset(); |
| return form; |
| }, |
| |
| serializeElements: function(elements) { |
| return elements.inject([], function(queryComponents, element) { |
| var queryComponent = Form.Element.serialize(element); |
| if (queryComponent) queryComponents.push(queryComponent); |
| return queryComponents; |
| }).join('&'); |
| } |
| }; |
| |
| Form.Methods = { |
| serialize: function(form) { |
| return Form.serializeElements($(form).getElements()); |
| }, |
| |
| 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 inputs; |
| |
| var matchingInputs = new Array(); |
| for (var i = 0, 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().each(function(element) { |
| element.blur(); |
| element.disabled = 'true'; |
| }); |
| return form; |
| }, |
| |
| enable: function(form) { |
| form = $(form); |
| form.getElements().each(function(element) { |
| element.disabled = ''; |
| }); |
| return form; |
| }, |
| |
| findFirstElement: function(form) { |
| return $(form).getElements().find(function(element) { |
| return element.type != 'hidden' && !element.disabled && |
| ['input', 'select', 'textarea'].include(element.tagName.toLowerCase()); |
| }); |
| }, |
| |
| focusFirstElement: function(form) { |
| form = $(form); |
| form.findFirstElement().activate(); |
| return form; |
| } |
| } |
| |
| Object.extend(Form, Form.Methods); |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| 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) return ''; |
| var method = element.tagName.toLowerCase(); |
| var parameter = Form.Element.Serializers[method](element); |
| |
| if (parameter) { |
| var key = encodeURIComponent(parameter[0]); |
| if (key.length == 0) return; |
| |
| if (parameter[1].constructor != Array) |
| parameter[1] = [parameter[1]]; |
| |
| return parameter[1].map(function(value) { |
| return key + '=' + encodeURIComponent(value); |
| }).join('&'); |
| } |
| }, |
| |
| /* méthode notamment appelée lors de l'utilisation de $F() */ |
| getValue: function(element) { |
| //alert(element); |
| element = $(element); |
| var method = element.tagName.toLowerCase(); |
| var parameter = Form.Element.Serializers[method](element); |
| |
| if (parameter) |
| return parameter[1]; |
| }, |
| |
| clear: function(element) { |
| $(element).value = ''; |
| return element; |
| }, |
| |
| present: function(element) { |
| return $(element).value != ''; |
| }, |
| |
| activate: function(element) { |
| element = $(element); |
| element.focus(); |
| //if (element.select) |
| // element.select(); |
| return element; |
| }, |
| |
| disable: function(element) { |
| element = $(element); |
| element.disabled = true; |
| return element; |
| }, |
| |
| enable: function(element) { |
| element = $(element); |
| element.blur(); |
| element.disabled = false; |
| return element; |
| } |
| } |
| |
| Object.extend(Form.Element, Form.Element.Methods); |
| var Field = Form.Element; |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| Form.Element.Serializers = { |
| input: function(element) { |
| switch (element.type.toLowerCase()) { |
| case 'checkbox': |
| case 'radio': |
| return Form.Element.Serializers.inputSelector(element); |
| default: |
| return Form.Element.Serializers.textarea(element); |
| } |
| return false; |
| }, |
| |
| inputSelector: function(element) { |
| if (element.checked) |
| return [element.name, element.value]; |
| }, |
| |
| textarea: function(element) { |
| return [element.name, element.value]; |
| }, |
| |
| select: function(element) { |
| return Form.Element.Serializers[element.type == 'select-one' ? |
| 'selectOne' : 'selectMany'](element); |
| }, |
| |
| selectOne: function(element) { |
| var value = '', opt, index = element.selectedIndex; |
| if (index >= 0) { |
| opt = Element.extend(element.options[index]); |
| // Uses the new potential extension if hasAttribute isn't native. |
| value = opt.hasAttribute('value') ? opt.value : opt.text; |
| } |
| return [element.name, value]; |
| }, |
| |
| selectMany: function(element) { |
| var value = []; |
| for (var i = 0; i < element.length; i++) { |
| var opt = Element.extend(element.options[i]); |
| if (opt.selected) |
| // Uses the new potential extension if hasAttribute isn't native. |
| value.push(opt.hasAttribute('value') ? opt.value : opt.text); |
| } |
| return [element.name, value]; |
| } |
| } |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| var $F = Form.Element.getValue; |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| Abstract.TimedObserver = function() {} |
| Abstract.TimedObserver.prototype = { |
| initialize: function(element, frequency, callback) { |
| this.frequency = frequency; |
| this.element = $(element); |
| this.callback = callback; |
| |
| this.lastValue = this.getValue(); |
| this.registerCallback(); |
| }, |
| |
| registerCallback: function() { |
| setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); |
| }, |
| |
| onTimerEvent: function() { |
| var value = this.getValue(); |
| if (this.lastValue != value) { |
| this.callback(this.element, value); |
| this.lastValue = value; |
| } |
| } |
| } |
| |
| Form.Element.Observer = Class.create(); |
| Form.Element.Observer.prototype = Object.extend(new Abstract.TimedObserver(), { |
| getValue: function() { |
| return Form.Element.getValue(this.element); |
| } |
| }); |
| |
| Form.Observer = Class.create(); |
| Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(), { |
| getValue: function() { |
| return Form.serialize(this.element); |
| } |
| }); |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| Abstract.EventObserver = function() {} |
| Abstract.EventObserver.prototype = { |
| 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.bind(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(); |
| Form.Element.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), { |
| getValue: function() { |
| return Form.Element.getValue(this.element); |
| } |
| }); |
| |
| Form.EventObserver = Class.create(); |
| Form.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), { |
| getValue: function() { |
| return Form.serialize(this.element); |
| } |
| }); |
| if (!window.Event) { |
| var Event = new Object(); |
| } |
| |
| 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, |
| |
| element: function(event) { |
| return event.target || event.srcElement; |
| }, |
| |
| isLeftClick: function(event) { |
| return (((event.which) && (event.which == 1)) || |
| ((event.button) && (event.button == 1))); |
| }, |
| |
| pointerX: function(event) { |
| return event.pageX || (event.clientX + |
| (document.documentElement.scrollLeft || document.body.scrollLeft)); |
| }, |
| |
| pointerY: function(event) { |
| return event.pageY || (event.clientY + |
| (document.documentElement.scrollTop || document.body.scrollTop)); |
| }, |
| |
| stop: function(event) { |
| if (event.preventDefault) { |
| event.preventDefault(); |
| event.stopPropagation(); |
| } else { |
| event.returnValue = false; |
| event.cancelBubble = true; |
| } |
| }, |
| |
| // find the first node with the given tagName, starting from the |
| // node the event was triggered on; traverses the DOM upwards |
| findElement: function(event, tagName) { |
| var element = Event.element(event); |
| while (element.parentNode && (!element.tagName || |
| (element.tagName.toUpperCase() != tagName.toUpperCase()))) |
| element = element.parentNode; |
| return element; |
| }, |
| |
| observers: false, |
| |
| _observeAndCache: function(element, name, observer, useCapture) { |
| if (!this.observers) this.observers = []; |
| if (element.addEventListener) { |
| this.observers.push([element, name, observer, useCapture]); |
| element.addEventListener(name, observer, useCapture); |
| } else if (element.attachEvent) { |
| this.observers.push([element, name, observer, useCapture]); |
| element.attachEvent('on' + name, observer); |
| } |
| }, |
| |
| unloadCache: function() { |
| if (!Event.observers) return; |
| for (var i = 0, length = Event.observers.length; i < length; i++) { |
| Event.stopObserving.apply(this, Event.observers[i]); |
| Event.observers[i][0] = null; |
| } |
| Event.observers = false; |
| }, |
| |
| observe: function(element, name, observer, useCapture) { |
| element = $(element); |
| useCapture = useCapture || false; |
| |
| if (name == 'keypress' && |
| (navigator.appVersion.match(/Konqueror|Safari|KHTML/) |
| || element.attachEvent)) |
| name = 'keydown'; |
| |
| Event._observeAndCache(element, name, observer, useCapture); |
| }, |
| |
| stopObserving: function(element, name, observer, useCapture) { |
| element = $(element); |
| useCapture = useCapture || false; |
| |
| if (name == 'keypress' && |
| (navigator.appVersion.match(/Konqueror|Safari|KHTML/) |
| || element.detachEvent)) |
| name = 'keydown'; |
| |
| if (element.removeEventListener) { |
| element.removeEventListener(name, observer, useCapture); |
| } else if (element.detachEvent) { |
| try { |
| element.detachEvent('on' + name, observer); |
| } catch (e) {} |
| } |
| } |
| }); |
| |
| /* prevent memory leaks in IE */ |
| if (navigator.appVersion.match(/\bMSIE\b/)) |
| Event.observe(window, 'unload', Event.unloadCache, false); |
| 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; |
| }, |
| |
| realOffset: function(element) { |
| var valueT = 0, valueL = 0; |
| do { |
| valueT += element.scrollTop || 0; |
| valueL += element.scrollLeft || 0; |
| element = element.parentNode; |
| } while (element); |
| return [valueL, valueT]; |
| }, |
| |
| cumulativeOffset: function(element) { |
| var valueT = 0, valueL = 0; |
| do { |
| valueT += element.offsetTop || 0; |
| valueL += element.offsetLeft || 0; |
| element = element.offsetParent; |
| } while (element); |
| return [valueL, valueT]; |
| }, |
| |
| positionedOffset: function(element) { |
| var valueT = 0, valueL = 0; |
| do { |
| valueT += element.offsetTop || 0; |
| valueL += element.offsetLeft || 0; |
| element = element.offsetParent; |
| if (element) { |
| if(element.tagName=='BODY') break; |
| var p = Element.getStyle(element, 'position'); |
| if (p == 'relative' || p == 'absolute') break; |
| } |
| } while (element); |
| return [valueL, valueT]; |
| }, |
| |
| offsetParent: 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; |
| }, |
| |
| // 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 = this.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 = this.realOffset(element); |
| |
| this.xcomp = x + offsetcache[0] - this.deltaX; |
| this.ycomp = y + offsetcache[1] - this.deltaY; |
| this.offset = this.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; |
| }, |
| |
| page: 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) |
| if (Element.getStyle(element,'position')=='absolute') break; |
| |
| } while (element = element.offsetParent); |
| |
| element = forElement; |
| do { |
| if (!window.opera || element.tagName=='BODY') { |
| valueT -= element.scrollTop || 0; |
| valueL -= element.scrollLeft || 0; |
| } |
| } while (element = element.parentNode); |
| |
| return [valueL, valueT]; |
| }, |
| |
| clone: function(source, target) { |
| 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 = Position.page(source); |
| |
| // find coordinate system to use |
| target = $(target); |
| 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(target,'position') == 'absolute') { |
| parent = Position.offsetParent(target); |
| delta = Position.page(parent); |
| } |
| |
| // 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) target.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; |
| if(options.setTop) target.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; |
| if(options.setWidth) target.style.width = source.offsetWidth + 'px'; |
| if(options.setHeight) target.style.height = source.offsetHeight + 'px'; |
| }, |
| |
| absolutize: function(element) { |
| element = $(element); |
| if (element.style.position == 'absolute') return; |
| Position.prepare(); |
| |
| var offsets = Position.positionedOffset(element); |
| 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';; |
| }, |
| |
| relativize: function(element) { |
| element = $(element); |
| if (element.style.position == 'relative') return; |
| Position.prepare(); |
| |
| 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; |
| } |
| } |
| |
| // Safari returns margins on body which is incorrect if the child is absolutely |
| // positioned. For performance reasons, redefine Position.cumulativeOffset for |
| // KHTML/WebKit only. |
| if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) { |
| Position.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 [valueL, valueT]; |
| } |
| } |
| |
| Element.addMethods(); |