/* Prototype JavaScript framework, version 1.7 | |
* (c) 2005-2010 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: '1.7', | |
Browser: (function(){ | |
var ua = navigator.userAgent; | |
var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]'; | |
return { | |
IE: !!window.attachEvent && !isOpera, | |
Opera: isOpera, | |
WebKit: ua.indexOf('AppleWebKit/') > -1, | |
Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1, | |
MobileSafari: /Apple.*Mobile/.test(ua) | |
} | |
})(), | |
BrowserFeatures: { | |
XPath: !!document.evaluate, | |
SelectorsAPI: !!document.querySelector, | |
ElementExtensions: (function() { | |
var constructor = window.Element || window.HTMLElement; | |
return !!(constructor && constructor.prototype); | |
})(), | |
SpecificElementExtensions: (function() { | |
if (typeof window.HTMLDivElement !== 'undefined') | |
return true; | |
var div = document.createElement('div'), | |
form = document.createElement('form'), | |
isSupported = false; | |
if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) { | |
isSupported = true; | |
} | |
div = form = null; | |
return isSupported; | |
})() | |
}, | |
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; | |
var Abstract = { }; | |
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; | |
} | |
}; | |
/* Based on Alex Arnell's inheritance implementation. */ | |
var Class = (function() { | |
var IS_DONTENUM_BUGGY = (function(){ | |
for (var p in { toString: 1 }) { | |
if (p === 'toString') return false; | |
} | |
return true; | |
})(); | |
function subclass() {}; | |
function create() { | |
var parent = null, properties = $A(arguments); | |
if (Object.isFunction(properties[0])) | |
parent = properties.shift(); | |
function klass() { | |
this.initialize.apply(this, arguments); | |
} | |
Object.extend(klass, Class.Methods); | |
klass.superclass = parent; | |
klass.subclasses = []; | |
if (parent) { | |
subclass.prototype = parent.prototype; | |
klass.prototype = new subclass; | |
parent.subclasses.push(klass); | |
} | |
for (var i = 0, length = properties.length; i < length; i++) | |
klass.addMethods(properties[i]); | |
if (!klass.prototype.initialize) | |
klass.prototype.initialize = Prototype.emptyFunction; | |
klass.prototype.constructor = klass; | |
return klass; | |
} | |
function addMethods(source) { | |
var ancestor = this.superclass && this.superclass.prototype, | |
properties = Object.keys(source); | |
if (IS_DONTENUM_BUGGY) { | |
if (source.toString != Object.prototype.toString) | |
properties.push("toString"); | |
if (source.valueOf != Object.prototype.valueOf) | |
properties.push("valueOf"); | |
} | |
for (var i = 0, length = properties.length; i < length; i++) { | |
var property = properties[i], value = source[property]; | |
if (ancestor && Object.isFunction(value) && | |
value.argumentNames()[0] == "$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; | |
} | |
return { | |
create: create, | |
Methods: { | |
addMethods: addMethods | |
} | |
}; | |
})(); | |
(function() { | |
var _toString = Object.prototype.toString, | |
NULL_TYPE = 'Null', | |
UNDEFINED_TYPE = 'Undefined', | |
BOOLEAN_TYPE = 'Boolean', | |
NUMBER_TYPE = 'Number', | |
STRING_TYPE = 'String', | |
OBJECT_TYPE = 'Object', | |
FUNCTION_CLASS = '[object Function]', | |
BOOLEAN_CLASS = '[object Boolean]', | |
NUMBER_CLASS = '[object Number]', | |
STRING_CLASS = '[object String]', | |
ARRAY_CLASS = '[object Array]', | |
DATE_CLASS = '[object Date]', | |
NATIVE_JSON_STRINGIFY_SUPPORT = window.JSON && | |
typeof JSON.stringify === 'function' && | |
JSON.stringify(0) === '0' && | |
typeof JSON.stringify(Prototype.K) === 'undefined'; | |
function Type(o) { | |
switch(o) { | |
case null: return NULL_TYPE; | |
case (void 0): return UNDEFINED_TYPE; | |
} | |
var type = typeof o; | |
switch(type) { | |
case 'boolean': return BOOLEAN_TYPE; | |
case 'number': return NUMBER_TYPE; | |
case 'string': return STRING_TYPE; | |
} | |
return OBJECT_TYPE; | |
} | |
function extend(destination, source) { | |
for (var property in source) | |
destination[property] = source[property]; | |
return destination; | |
} | |
function inspect(object) { | |
try { | |
if (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; | |
} | |
} | |
function toJSON(value) { | |
return Str('', { '': value }, []); | |
} | |
function Str(key, holder, stack) { | |
var value = holder[key], | |
type = typeof value; | |
if (Type(value) === OBJECT_TYPE && typeof value.toJSON === 'function') { | |
value = value.toJSON(key); | |
} | |
var _class = _toString.call(value); | |
switch (_class) { | |
case NUMBER_CLASS: | |
case BOOLEAN_CLASS: | |
case STRING_CLASS: | |
value = value.valueOf(); | |
} | |
switch (value) { | |
case null: return 'null'; | |
case true: return 'true'; | |
case false: return 'false'; | |
} | |
type = typeof value; | |
switch (type) { | |
case 'string': | |
return value.inspect(true); | |
case 'number': | |
return isFinite(value) ? String(value) : 'null'; | |
case 'object': | |
for (var i = 0, length = stack.length; i < length; i++) { | |
if (stack[i] === value) { throw new TypeError(); } | |
} | |
stack.push(value); | |
var partial = []; | |
if (_class === ARRAY_CLASS) { | |
for (var i = 0, length = value.length; i < length; i++) { | |
var str = Str(i, value, stack); | |
partial.push(typeof str === 'undefined' ? 'null' : str); | |
} | |
partial = '[' + partial.join(',') + ']'; | |
} else { | |
var keys = Object.keys(value); | |
for (var i = 0, length = keys.length; i < length; i++) { | |
var key = keys[i], str = Str(key, value, stack); | |
if (typeof str !== "undefined") { | |
partial.push(key.inspect(true)+ ':' + str); | |
} | |
} | |
partial = '{' + partial.join(',') + '}'; | |
} | |
stack.pop(); | |
return partial; | |
} | |
} | |
function stringify(object) { | |
return JSON.stringify(object); | |
} | |
function toQueryString(object) { | |
return $H(object).toQueryString(); | |
} | |
function toHTML(object) { | |
return object && object.toHTML ? object.toHTML() : String.interpret(object); | |
} | |
function keys(object) { | |
if (Type(object) !== OBJECT_TYPE) { throw new TypeError(); } | |
var results = []; | |
for (var property in object) { | |
if (object.hasOwnProperty(property)) { | |
results.push(property); | |
} | |
} | |
return results; | |
} | |
function values(object) { | |
var results = []; | |
for (var property in object) | |
results.push(object[property]); | |
return results; | |
} | |
function clone(object) { | |
return extend({ }, object); | |
} | |
function isElement(object) { | |
return !!(object && object.nodeType == 1); | |
} | |
function isArray(object) { | |
return _toString.call(object) === ARRAY_CLASS; | |
} | |
var hasNativeIsArray = (typeof Array.isArray == 'function') | |
&& Array.isArray([]) && !Array.isArray({}); | |
if (hasNativeIsArray) { | |
isArray = Array.isArray; | |
} | |
function isHash(object) { | |
return object instanceof Hash; | |
} | |
function isFunction(object) { | |
return _toString.call(object) === FUNCTION_CLASS; | |
} | |
function isString(object) { | |
return _toString.call(object) === STRING_CLASS; | |
} | |
function isNumber(object) { | |
return _toString.call(object) === NUMBER_CLASS; | |
} | |
function isDate(object) { | |
return _toString.call(object) === DATE_CLASS; | |
} | |
function isUndefined(object) { | |
return typeof object === "undefined"; | |
} | |
extend(Object, { | |
extend: extend, | |
inspect: inspect, | |
toJSON: NATIVE_JSON_STRINGIFY_SUPPORT ? stringify : toJSON, | |
toQueryString: toQueryString, | |
toHTML: toHTML, | |
keys: Object.keys || keys, | |
values: values, | |
clone: clone, | |
isElement: isElement, | |
isArray: isArray, | |
isHash: isHash, | |
isFunction: isFunction, | |
isString: isString, | |
isNumber: isNumber, | |
isDate: isDate, | |
isUndefined: isUndefined | |
}); | |
})(); | |
Object.extend(Function.prototype, (function() { | |
var slice = Array.prototype.slice; | |
function update(array, args) { | |
var arrayLength = array.length, length = args.length; | |
while (length--) array[arrayLength + length] = args[length]; | |
return array; | |
} | |
function merge(array, args) { | |
array = slice.call(array, 0); | |
return update(array, args); | |
} | |
function argumentNames() { | |
var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1] | |
.replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '') | |
.replace(/\s+/g, '').split(','); | |
return names.length == 1 && !names[0] ? [] : names; | |
} | |
function bind(context) { | |
if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this; | |
var __method = this, args = slice.call(arguments, 1); | |
return function() { | |
var a = merge(args, arguments); | |
return __method.apply(context, a); | |
} | |
} | |
function bindAsEventListener(context) { | |
var __method = this, args = slice.call(arguments, 1); | |
return function(event) { | |
var a = update([event || window.event], args); | |
return __method.apply(context, a); | |
} | |
} | |
function curry() { | |
if (!arguments.length) return this; | |
var __method = this, args = slice.call(arguments, 0); | |
return function() { | |
var a = merge(args, arguments); | |
return __method.apply(this, a); | |
} | |
} | |
function delay(timeout) { | |
var __method = this, args = slice.call(arguments, 1); | |
timeout = timeout * 1000; | |
return window.setTimeout(function() { | |
return __method.apply(__method, args); | |
}, timeout); | |
} | |
function defer() { | |
var args = update([0.01], arguments); | |
return this.delay.apply(this, args); | |
} | |
function wrap(wrapper) { | |
var __method = this; | |
return function() { | |
var a = update([__method.bind(this)], arguments); | |
return wrapper.apply(this, a); | |
} | |
} | |
function methodize() { | |
if (this._methodized) return this._methodized; | |
var __method = this; | |
return this._methodized = function() { | |
var a = update([this], arguments); | |
return __method.apply(null, a); | |
}; | |
} | |
return { | |
argumentNames: argumentNames, | |
bind: bind, | |
bindAsEventListener: bindAsEventListener, | |
curry: curry, | |
delay: delay, | |
defer: defer, | |
wrap: wrap, | |
methodize: methodize | |
} | |
})()); | |
(function(proto) { | |
function toISOString() { | |
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'; | |
} | |
function toJSON() { | |
return this.toISOString(); | |
} | |
if (!proto.toISOString) proto.toISOString = toISOString; | |
if (!proto.toJSON) proto.toJSON = toJSON; | |
})(Date.prototype); | |
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(); | |
this.currentlyExecuting = false; | |
} catch(e) { | |
this.currentlyExecuting = false; | |
throw e; | |
} | |
} | |
} | |
}); | |
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, (function() { | |
var NATIVE_JSON_PARSE_SUPPORT = window.JSON && | |
typeof JSON.parse === 'function' && | |
JSON.parse('{"test": true}').test; | |
function prepareReplacement(replacement) { | |
if (Object.isFunction(replacement)) return replacement; | |
var template = new Template(replacement); | |
return function(match) { return template.evaluate(match) }; | |
} | |
function gsub(pattern, replacement) { | |
var result = '', source = this, match; | |
replacement = prepareReplacement(replacement); | |
if (Object.isString(pattern)) | |
pattern = RegExp.escape(pattern); | |
if (!(pattern.length || pattern.source)) { | |
replacement = replacement(''); | |
return replacement + source.split('').join(replacement) + 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; | |
} | |
function sub(pattern, replacement, count) { | |
replacement = prepareReplacement(replacement); | |
count = Object.isUndefined(count) ? 1 : count; | |
return this.gsub(pattern, function(match) { | |
if (--count < 0) return match[0]; | |
return replacement(match); | |
}); | |
} | |
function scan(pattern, iterator) { | |
this.gsub(pattern, iterator); | |
return String(this); | |
} | |
function truncate(length, truncation) { | |
length = length || 30; | |
truncation = Object.isUndefined(truncation) ? '...' : truncation; | |
return this.length > length ? | |
this.slice(0, length - truncation.length) + truncation : String(this); | |
} | |
function strip() { | |
return this.replace(/^\s+/, '').replace(/\s+$/, ''); | |
} | |
function stripTags() { | |
return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi, ''); | |
} | |
function stripScripts() { | |
return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), ''); | |
} | |
function extractScripts() { | |
var matchAll = new RegExp(Prototype.ScriptFragment, 'img'), | |
matchOne = new RegExp(Prototype.ScriptFragment, 'im'); | |
return (this.match(matchAll) || []).map(function(scriptTag) { | |
return (scriptTag.match(matchOne) || ['', ''])[1]; | |
}); | |
} | |
function evalScripts() { | |
return this.extractScripts().map(function(script) { return eval(script) }); | |
} | |
function escapeHTML() { | |
return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>'); | |
} | |
function unescapeHTML() { | |
return this.stripTags().replace(/</g,'<').replace(/>/g,'>').replace(/&/g,'&'); | |
} | |
function toQueryParams(separator) { | |
var match = this.strip().match(/([^?#]*)(#.*)?$/); | |
if (!match) return { }; | |
return match[1].split(separator || '&').inject({ }, function(hash, pair) { | |
if ((pair = pair.split('='))[0]) { | |
var key = decodeURIComponent(pair.shift()), | |
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; | |
}); | |
} | |
function toArray() { | |
return this.split(''); | |
} | |
function succ() { | |
return this.slice(0, this.length - 1) + | |
String.fromCharCode(this.charCodeAt(this.length - 1) + 1); | |
} | |
function times(count) { | |
return count < 1 ? '' : new Array(count + 1).join(this); | |
} | |
function camelize() { | |
return this.replace(/-+(.)?/g, function(match, chr) { | |
return chr ? chr.toUpperCase() : ''; | |
}); | |
} | |
function capitalize() { | |
return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase(); | |
} | |
function underscore() { | |
return this.replace(/::/g, '/') | |
.replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2') | |
.replace(/([a-z\d])([A-Z])/g, '$1_$2') | |
.replace(/-/g, '_') | |
.toLowerCase(); | |
} | |
function dasherize() { | |
return this.replace(/_/g, '-'); | |
} | |
function inspect(useDoubleQuotes) { | |
var escapedString = this.replace(/[\x00-\x1f\\]/g, function(character) { | |
if (character in String.specialChar) { | |
return String.specialChar[character]; | |
} | |
return '\\u00' + character.charCodeAt().toPaddedString(2, 16); | |
}); | |
if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"'; | |
return "'" + escapedString.replace(/'/g, '\\\'') + "'"; | |
} | |
function unfilterJSON(filter) { | |
return this.replace(filter || Prototype.JSONFilter, '$1'); | |
} | |
function isJSON() { | |
var str = this; | |
if (str.blank()) return false; | |
str = str.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@'); | |
str = str.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']'); | |
str = str.replace(/(?:^|:|,)(?:\s*\[)+/g, ''); | |
return (/^[\],:{}\s]*$/).test(str); | |
} | |
function evalJSON(sanitize) { | |
var json = this.unfilterJSON(), | |
cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g; | |
if (cx.test(json)) { | |
json = json.replace(cx, function (a) { | |
return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4); | |
}); | |
} | |
try { | |
if (!sanitize || json.isJSON()) return eval('(' + json + ')'); | |
} catch (e) { } | |
throw new SyntaxError('Badly formed JSON string: ' + this.inspect()); | |
} | |
function parseJSON() { | |
var json = this.unfilterJSON(); | |
return JSON.parse(json); | |
} | |
function include(pattern) { | |
return this.indexOf(pattern) > -1; | |
} | |
function startsWith(pattern) { | |
return this.lastIndexOf(pattern, 0) === 0; | |
} | |
function endsWith(pattern) { | |
var d = this.length - pattern.length; | |
return d >= 0 && this.indexOf(pattern, d) === d; | |
} | |
function empty() { | |
return this == ''; | |
} | |
function blank() { | |
return /^\s*$/.test(this); | |
} | |
function interpolate(object, pattern) { | |
return new Template(this, pattern).evaluate(object); | |
} | |
return { | |
gsub: gsub, | |
sub: sub, | |
scan: scan, | |
truncate: truncate, | |
strip: String.prototype.trim || strip, | |
stripTags: stripTags, | |
stripScripts: stripScripts, | |
extractScripts: extractScripts, | |
evalScripts: evalScripts, | |
escapeHTML: escapeHTML, | |
unescapeHTML: unescapeHTML, | |
toQueryParams: toQueryParams, | |
parseQuery: toQueryParams, | |
toArray: toArray, | |
succ: succ, | |
times: times, | |
camelize: camelize, | |
capitalize: capitalize, | |
underscore: underscore, | |
dasherize: dasherize, | |
inspect: inspect, | |
unfilterJSON: unfilterJSON, | |
isJSON: isJSON, | |
evalJSON: NATIVE_JSON_PARSE_SUPPORT ? parseJSON : evalJSON, | |
include: include, | |
startsWith: startsWith, | |
endsWith: endsWith, | |
empty: empty, | |
blank: blank, | |
interpolate: interpolate | |
}; | |
})()); | |
var Template = Class.create({ | |
initialize: function(template, pattern) { | |
this.template = template.toString(); | |
this.pattern = pattern || Template.Pattern; | |
}, | |
evaluate: function(object) { | |
if (object && Object.isFunction(object.toTemplateReplacements)) | |
object = object.toTemplateReplacements(); | |
return this.template.gsub(this.pattern, function(match) { | |
if (object == null) return (match[1] + ''); | |
var before = match[1] || ''; | |
if (before == '\\') return match[2]; | |
var ctx = object, expr = match[3], | |
pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/; | |
match = pattern.exec(expr); | |
if (match == null) return before; | |
while (match != null) { | |
var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1]; | |
ctx = ctx[comp]; | |
if (null == ctx || '' == match[3]) break; | |
expr = expr.substring('[' == match[3] ? match[1].length : match[0].length); | |
match = pattern.exec(expr); | |
} | |
return before + String.interpret(ctx); | |
}); | |
} | |
}); | |
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; | |
var $break = { }; | |
var Enumerable = (function() { | |
function each(iterator, context) { | |
var index = 0; | |
try { | |
this._each(function(value) { | |
iterator.call(context, value, index++); | |
}); | |
} catch (e) { | |
if (e != $break) throw e; | |
} | |
return this; | |
} | |
function eachSlice(number, iterator, context) { | |
var index = -number, slices = [], array = this.toArray(); | |
if (number < 1) return array; | |
while ((index += number) < array.length) | |
slices.push(array.slice(index, index+number)); | |
return slices.collect(iterator, context); | |
} | |
function all(iterator, context) { | |
iterator = iterator || Prototype.K; | |
var result = true; | |
this.each(function(value, index) { | |
result = result && !!iterator.call(context, value, index); | |
if (!result) throw $break; | |
}); | |
return result; | |
} | |
function any(iterator, context) { | |
iterator = iterator || Prototype.K; | |
var result = false; | |
this.each(function(value, index) { | |
if (result = !!iterator.call(context, value, index)) | |
throw $break; | |
}); | |
return result; | |
} | |
function collect(iterator, context) { | |
iterator = iterator || Prototype.K; | |
var results = []; | |
this.each(function(value, index) { | |
results.push(iterator.call(context, value, index)); | |
}); | |
return results; | |
} | |
function detect(iterator, context) { | |
var result; | |
this.each(function(value, index) { | |
if (iterator.call(context, value, index)) { | |
result = value; | |
throw $break; | |
} | |
}); | |
return result; | |
} | |
function findAll(iterator, context) { | |
var results = []; | |
this.each(function(value, index) { | |
if (iterator.call(context, value, index)) | |
results.push(value); | |
}); | |
return results; | |
} | |
function grep(filter, iterator, context) { | |
iterator = iterator || Prototype.K; | |
var results = []; | |
if (Object.isString(filter)) | |
filter = new RegExp(RegExp.escape(filter)); | |
this.each(function(value, index) { | |
if (filter.match(value)) | |
results.push(iterator.call(context, value, index)); | |
}); | |
return results; | |
} | |
function include(object) { | |
if (Object.isFunction(this.indexOf)) | |
if (this.indexOf(object) != -1) return true; | |
var found = false; | |
this.each(function(value) { | |
if (value == object) { | |
found = true; | |
throw $break; | |
} | |
}); | |
return found; | |
} | |
function inGroupsOf(number, fillWith) { | |
fillWith = Object.isUndefined(fillWith) ? null : fillWith; | |
return this.eachSlice(number, function(slice) { | |
while(slice.length < number) slice.push(fillWith); | |
return slice; | |
}); | |
} | |
function inject(memo, iterator, context) { | |
this.each(function(value, index) { | |
memo = iterator.call(context, memo, value, index); | |
}); | |
return memo; | |
} | |
function invoke(method) { | |
var args = $A(arguments).slice(1); | |
return this.map(function(value) { | |
return value[method].apply(value, args); | |
}); | |
} | |
function max(iterator, context) { | |
iterator = iterator || Prototype.K; | |
var result; | |
this.each(function(value, index) { | |
value = iterator.call(context, value, index); | |
if (result == null || value >= result) | |
result = value; | |
}); | |
return result; | |
} | |
function min(iterator, context) { | |
iterator = iterator || Prototype.K; | |
var result; | |
this.each(function(value, index) { | |
value = iterator.call(context, value, index); | |
if (result == null || value < result) | |
result = value; | |
}); | |
return result; | |
} | |
function partition(iterator, context) { | |
iterator = iterator || Prototype.K; | |
var trues = [], falses = []; | |
this.each(function(value, index) { | |
(iterator.call(context, value, index) ? | |
trues : falses).push(value); | |
}); | |
return [trues, falses]; | |
} | |
function pluck(property) { | |
var results = []; | |
this.each(function(value) { | |
results.push(value[property]); | |
}); | |
return results; | |
} | |
function reject(iterator, context) { | |
var results = []; | |
this.each(function(value, index) { | |
if (!iterator.call(context, value, index)) | |
results.push(value); | |
}); | |
return results; | |
} | |
function sortBy(iterator, context) { | |
return this.map(function(value, index) { | |
return { | |
value: value, | |
criteria: iterator.call(context, value, index) | |
}; | |
}).sort(function(left, right) { | |
var a = left.criteria, b = right.criteria; | |
return a < b ? -1 : a > b ? 1 : 0; | |
}).pluck('value'); | |
} | |
function toArray() { | |
return this.map(); | |
} | |
function zip() { | |
var iterator = Prototype.K, args = $A(arguments); | |
if (Object.isFunction(args.last())) | |
iterator = args.pop(); | |
var collections = [this].concat(args).map($A); | |
return this.map(function(value, index) { | |
return iterator(collections.pluck(index)); | |
}); | |
} | |
function size() { | |
return this.toArray().length; | |
} | |
function inspect() { | |
return '#<Enumerable:' + this.toArray().inspect() + '>'; | |
} | |
return { | |
each: each, | |
eachSlice: eachSlice, | |
all: all, | |
every: all, | |
any: any, | |
some: any, | |
collect: collect, | |
map: collect, | |
detect: detect, | |
findAll: findAll, | |
select: findAll, | |
filter: findAll, | |
grep: grep, | |
include: include, | |
member: include, | |
inGroupsOf: inGroupsOf, | |
inject: inject, | |
invoke: invoke, | |
max: max, | |
min: min, | |
partition: partition, | |
pluck: pluck, | |
reject: reject, | |
sortBy: sortBy, | |
toArray: toArray, | |
entries: toArray, | |
zip: zip, | |
size: size, | |
inspect: inspect, | |
find: detect | |
}; | |
})(); | |
function $A(iterable) { | |
if (!iterable) return []; | |
if ('toArray' in Object(iterable)) return iterable.toArray(); | |
var length = iterable.length || 0, results = new Array(length); | |
while (length--) results[length] = iterable[length]; | |
return results; | |
} | |
function $w(string) { | |
if (!Object.isString(string)) return []; | |
string = string.strip(); | |
return string ? string.split(/\s+/) : []; | |
} | |
Array.from = $A; | |
(function() { | |
var arrayProto = Array.prototype, | |
slice = arrayProto.slice, | |
_each = arrayProto.forEach; // use native browser JS 1.6 implementation if available | |
function each(iterator, context) { | |
for (var i = 0, length = this.length >>> 0; i < length; i++) { | |
if (i in this) iterator.call(context, this[i], i, this); | |
} | |
} | |
if (!_each) _each = each; | |
function clear() { | |
this.length = 0; | |
return this; | |
} | |
function first() { | |
return this[0]; | |
} | |
function last() { | |
return this[this.length - 1]; | |
} | |
function compact() { | |
return this.select(function(value) { | |
return value != null; | |
}); | |
} | |
function flatten() { | |
return this.inject([], function(array, value) { | |
if (Object.isArray(value)) | |
return array.concat(value.flatten()); | |
array.push(value); | |
return array; | |
}); | |
} | |
function without() { | |
var values = slice.call(arguments, 0); | |
return this.select(function(value) { | |
return !values.include(value); | |
}); | |
} | |
function reverse(inline) { | |
return (inline === false ? this.toArray() : this)._reverse(); | |
} | |
function uniq(sorted) { | |
return this.inject([], function(array, value, index) { | |
if (0 == index || (sorted ? array.last() != value : !array.include(value))) | |
array.push(value); | |
return array; | |
}); | |
} | |
function intersect(array) { | |
return this.uniq().findAll(function(item) { | |
return array.detect(function(value) { return item === value }); | |
}); | |
} | |
function clone() { | |
return slice.call(this, 0); | |
} | |
function size() { | |
return this.length; | |
} | |
function inspect() { | |
return '[' + this.map(Object.inspect).join(', ') + ']'; | |
} | |
function indexOf(item, i) { | |
i || (i = 0); | |
var length = this.length; | |
if (i < 0) i = length + i; | |
for (; i < length; i++) | |
if (this[i] === item) return i; | |
return -1; | |
} | |
function lastIndexOf(item, i) { | |
i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1; | |
var n = this.slice(0, i).reverse().indexOf(item); | |
return (n < 0) ? n : i - n - 1; | |
} | |
function concat() { | |
var array = slice.call(this, 0), item; | |
for (var i = 0, length = arguments.length; i < length; i++) { | |
item = arguments[i]; | |
if (Object.isArray(item) && !('callee' in item)) { | |
for (var j = 0, arrayLength = item.length; j < arrayLength; j++) | |
array.push(item[j]); | |
} else { | |
array.push(item); | |
} | |
} | |
return array; | |
} | |
Object.extend(arrayProto, Enumerable); | |
if (!arrayProto._reverse) | |
arrayProto._reverse = arrayProto.reverse; | |
Object.extend(arrayProto, { | |
_each: _each, | |
clear: clear, | |
first: first, | |
last: last, | |
compact: compact, | |
flatten: flatten, | |
without: without, | |
reverse: reverse, | |
uniq: uniq, | |
intersect: intersect, | |
clone: clone, | |
toArray: clone, | |
size: size, | |
inspect: inspect | |
}); | |
var CONCAT_ARGUMENTS_BUGGY = (function() { | |
return [].concat(arguments)[0][0] !== 1; | |
})(1,2) | |
if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat; | |
if (!arrayProto.indexOf) arrayProto.indexOf = indexOf; | |
if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf; | |
})(); | |
function $H(object) { | |
return new Hash(object); | |
}; | |
var Hash = Class.create(Enumerable, (function() { | |
function initialize(object) { | |
this._object = Object.isHash(object) ? object.toObject() : Object.clone(object); | |
} | |
function _each(iterator) { | |
for (var key in this._object) { | |
var value = this._object[key], pair = [key, value]; | |
pair.key = key; | |
pair.value = value; | |
iterator(pair); | |
} | |
} | |
function set(key, value) { | |
return this._object[key] = value; | |
} | |
function get(key) { | |
if (this._object[key] !== Object.prototype[key]) | |
return this._object[key]; | |
} | |
function unset(key) { | |
var value = this._object[key]; | |
delete this._object[key]; | |
return value; | |
} | |
function toObject() { | |
return Object.clone(this._object); | |
} | |
function keys() { | |
return this.pluck('key'); | |
} | |
function values() { | |
return this.pluck('value'); | |
} | |
function index(value) { | |
var match = this.detect(function(pair) { | |
return pair.value === value; | |
}); | |
return match && match.key; | |
} | |
function merge(object) { | |
return this.clone().update(object); | |
} | |
function update(object) { | |
return new Hash(object).inject(this, function(result, pair) { | |
result.set(pair.key, pair.value); | |
return result; | |
}); | |
} | |
function toQueryPair(key, value) { | |
if (Object.isUndefined(value)) return key; | |
return key + '=' + encodeURIComponent(String.interpret(value)); | |
} | |
function toQueryString() { | |
return this.inject([], function(results, pair) { | |
var key = encodeURIComponent(pair.key), values = pair.value; | |
if (values && typeof values == 'object') { | |
if (Object.isArray(values)) { | |
var queryValues = []; | |
for (var i = 0, len = values.length, value; i < len; i++) { | |
value = values[i]; | |
queryValues.push(toQueryPair(key, value)); | |
} | |
return results.concat(queryValues); | |
} | |
} else results.push(toQueryPair(key, values)); | |
return results; | |
}).join('&'); | |
} | |
function inspect() { | |
return '#<Hash:{' + this.map(function(pair) { | |
return pair.map(Object.inspect).join(': '); | |
}).join(', ') + '}>'; | |
} | |
function clone() { | |
return new Hash(this); | |
} | |
return { | |
initialize: initialize, | |
_each: _each, | |
set: set, | |
get: get, | |
unset: unset, | |
toObject: toObject, | |
toTemplateReplacements: toObject, | |
keys: keys, | |
values: values, | |
index: index, | |
merge: merge, | |
update: update, | |
toQueryString: toQueryString, | |
inspect: inspect, | |
toJSON: toObject, | |
clone: clone | |
}; | |
})()); | |
Hash.from = $H; | |
Object.extend(Number.prototype, (function() { | |
function toColorPart() { | |
return this.toPaddedString(2, 16); | |
} | |
function succ() { | |
return this + 1; | |
} | |
function times(iterator, context) { | |
$R(0, this, true).each(iterator, context); | |
return this; | |
} | |
function toPaddedString(length, radix) { | |
var string = this.toString(radix || 10); | |
return '0'.times(length - string.length) + string; | |
} | |
function abs() { | |
return Math.abs(this); | |
} | |
function round() { | |
return Math.round(this); | |
} | |
function ceil() { | |
return Math.ceil(this); | |
} | |
function floor() { | |
return Math.floor(this); | |
} | |
return { | |
toColorPart: toColorPart, | |
succ: succ, | |
times: times, | |
toPaddedString: toPaddedString, | |
abs: abs, | |
round: round, | |
ceil: ceil, | |
floor: floor | |
}; | |
})()); | |
function $R(start, end, exclusive) { | |
return new ObjectRange(start, end, exclusive); | |
} | |
var ObjectRange = Class.create(Enumerable, (function() { | |
function initialize(start, end, exclusive) { | |
this.start = start; | |
this.end = end; | |
this.exclusive = exclusive; | |
} | |
function _each(iterator) { | |
var value = this.start; | |
while (this.include(value)) { | |
iterator(value); | |
value = value.succ(); | |
} | |
} | |
function include(value) { | |
if (value < this.start) | |
return false; | |
if (this.exclusive) | |
return value < this.end; | |
return value <= this.end; | |
} | |
return { | |
initialize: initialize, | |
_each: _each, | |
include: include | |
}; | |
})()); | |
var Ajax = { | |
getTransport: function() { | |
return Try.these( | |
function() {return new XMLHttpRequest()}, | |
function() {return new ActiveXObject('Msxml2.XMLHTTP')}, | |
function() {return new ActiveXObject('Microsoft.XMLHTTP')} | |
) || false; | |
}, | |
activeRequestCount: 0 | |
}; | |
Ajax.Responders = { | |
responders: [], | |
_each: function(iterator) { | |
this.responders._each(iterator); | |
}, | |
register: function(responder) { | |
if (!this.include(responder)) | |
this.responders.push(responder); | |
}, | |
unregister: function(responder) { | |
this.responders = this.responders.without(responder); | |
}, | |
dispatch: function(callback, request, transport, json) { | |
this.each(function(responder) { | |
if (Object.isFunction(responder[callback])) { | |
try { | |
responder[callback].apply(responder, [request, transport, json]); | |
} catch (e) { } | |
} | |
}); | |
} | |
}; | |
Object.extend(Ajax.Responders, Enumerable); | |
Ajax.Responders.register({ | |
onCreate: function() { Ajax.activeRequestCount++ }, | |
onComplete: function() { Ajax.activeRequestCount-- } | |
}); | |
Ajax.Base = Class.create({ | |
initialize: function(options) { | |
this.options = { | |
method: 'post', | |
asynchronous: true, | |
contentType: 'application/x-www-form-urlencoded', | |
encoding: 'UTF-8', | |
parameters: '', | |
evalJSON: true, | |
evalJS: true | |
}; | |
Object.extend(this.options, options || { }); | |
this.options.method = this.options.method.toLowerCase(); | |
if (Object.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.isString(this.options.parameters) ? | |
this.options.parameters : | |
Object.toQueryString(this.options.parameters); | |
if (!['get', 'post'].include(this.method)) { | |
params += (params ? '&' : '') + "_method=" + this.method; | |
this.method = 'post'; | |
} | |
if (params && this.method === 'get') { | |
this.url += (this.url.include('?') ? '&' : '?') + params; | |
} | |
this.parameters = params.toQueryParams(); | |
try { | |
var response = new Ajax.Response(this); | |
if (this.options.onCreate) this.options.onCreate(response); | |
Ajax.Responders.dispatch('onCreate', this, response); | |
this.transport.open(this.method.toUpperCase(), this.url, | |
this.options.asynchronous); | |
if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1); | |
this.transport.onreadystatechange = this.onStateChange.bind(this); | |
this.setRequestHeaders(); | |
this.body = this.method == 'post' ? (this.options.postBody || params) : null; | |
this.transport.send(this.body); | |
/* Force Firefox to handle ready state 4 for synchronous requests */ | |
if (!this.options.asynchronous && this.transport.overrideMimeType) | |
this.onStateChange(); | |
} | |
catch (e) { | |
this.dispatchException(e); | |
} | |
}, | |
onStateChange: function() { | |
var readyState = this.transport.readyState; | |
if (readyState > 1 && !((readyState == 4) && this._complete)) | |
this.respondToReadyState(this.transport.readyState); | |
}, | |
setRequestHeaders: function() { | |
var headers = { | |
'X-Requested-With': 'XMLHttpRequest', | |
'X-Prototype-Version': Prototype.Version, | |
'Accept': 'text/javascript, text/html, application/xml, text/xml, */*' | |
}; | |
if (this.method == 'post') { | |
headers['Content-type'] = this.options.contentType + | |
(this.options.encoding ? '; charset=' + this.options.encoding : ''); | |
/* Force "Connection: close" for older Mozilla browsers to work | |
* around a bug where XMLHttpRequest sends an incorrect | |
* Content-length header. See Mozilla Bugzilla #246651. | |
*/ | |
if (this.transport.overrideMimeType && | |
(navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005) | |
headers['Connection'] = 'close'; | |
} | |
if (typeof this.options.requestHeaders == 'object') { | |
var extras = this.options.requestHeaders; | |
if (Object.isFunction(extras.push)) | |
for (var i = 0, length = extras.length; i < length; i += 2) | |
headers[extras[i]] = extras[i+1]; | |
else | |
$H(extras).each(function(pair) { headers[pair.key] = pair.value }); | |
} | |
for (var name in headers) | |
this.transport.setRequestHeader(name, headers[name]); | |
}, | |
success: function() { | |
var status = this.getStatus(); | |
return !status || (status >= 200 && status < 300) || status == 304; | |
}, | |
getStatus: function() { | |
try { | |
if (this.transport.status === 1223) return 204; | |
return this.transport.status || 0; | |
} catch (e) { return 0 } | |
}, | |
respondToReadyState: function(readyState) { | |
var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this); | |
if (state == 'Complete') { | |
try { | |
this._complete = true; | |
(this.options['on' + response.status] | |
|| this.options['on' + (this.success() ? 'Success' : 'Failure')] | |
|| Prototype.emptyFunction)(response, response.headerJSON); | |
} catch (e) { | |
this.dispatchException(e); | |
} | |
var contentType = response.getHeader('Content-type'); | |
if (this.options.evalJS == 'force' | |
|| (this.options.evalJS && this.isSameOrigin() && contentType | |
&& contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i))) | |
this.evalResponse(); | |
} | |
try { | |
(this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON); | |
Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON); | |
} catch (e) { | |
this.dispatchException(e); | |
} | |
if (state == 'Complete') { | |
this.transport.onreadystatechange = Prototype.emptyFunction; | |
} | |
}, | |
isSameOrigin: function() { | |
var m = this.url.match(/^\s*https?:\/\/[^\/]*/); | |
return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({ | |
protocol: location.protocol, | |
domain: 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 (!Node) var Node = { }; | |
if (!Node.ELEMENT_NODE) { | |
Object.extend(Node, { | |
ELEMENT_NODE: 1, | |
ATTRIBUTE_NODE: 2, | |
TEXT_NODE: 3, | |
CDATA_SECTION_NODE: 4, | |
ENTITY_REFERENCE_NODE: 5, | |
ENTITY_NODE: 6, | |
PROCESSING_INSTRUCTION_NODE: 7, | |
COMMENT_NODE: 8, | |
DOCUMENT_NODE: 9, | |
DOCUMENT_TYPE_NODE: 10, | |
DOCUMENT_FRAGMENT_NODE: 11, | |
NOTATION_NODE: 12 | |
}); | |
} | |
(function(global) { | |
function shouldUseCache(tagName, attributes) { | |
if (tagName === 'select') return false; | |
if ('type' in attributes) return false; | |
return true; | |
} | |
var HAS_EXTENDED_CREATE_ELEMENT_SYNTAX = (function(){ | |
try { | |
var el = document.createElement('<input name="x">'); | |
return el.tagName.toLowerCase() === 'input' && el.name === 'x'; | |
} | |
catch(err) { | |
return false; | |
} | |
})(); | |
var element = global.Element; | |
global.Element = function(tagName, attributes) { | |
attributes = attributes || { }; | |
tagName = tagName.toLowerCase(); | |
var cache = Element.cache; | |
if (HAS_EXTENDED_CREATE_ELEMENT_SYNTAX && 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)); | |
var node = shouldUseCache(tagName, attributes) ? | |
cache[tagName].cloneNode(false) : document.createElement(tagName); | |
return Element.writeAttribute(node, attributes); | |
}; | |
Object.extend(global.Element, element || { }); | |
if (element) global.Element.prototype = element.prototype; | |
})(this); | |
Element.idCounter = 1; | |
Element.cache = { }; | |
Element._purgeElement = function(element) { | |
var uid = element._prototypeUID; | |
if (uid) { | |
Element.stopObserving(element); | |
element._prototypeUID = void 0; | |
delete Element.Storage[uid]; | |
} | |
} | |
Element.Methods = { | |
visible: function(element) { | |
return $(element).style.display != 'none'; | |
}, | |
toggle: function(element) { | |
element = $(element); | |
Element[Element.visible(element) ? 'hide' : 'show'](element); | |
return element; | |
}, | |
hide: function(element) { | |
element = $(element); | |
element.style.display = 'none'; | |
return element; | |
}, | |
show: function(element) { | |
element = $(element); | |
element.style.display = ''; | |
return element; | |
}, | |
remove: function(element) { | |
element = $(element); | |
element.parentNode.removeChild(element); | |
return element; | |
}, | |
update: (function(){ | |
var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){ | |
var el = document.createElement("select"), | |
isBuggy = true; | |
el.innerHTML = "<option value=\"test\">test</option>"; | |
if (el.options && el.options[0]) { | |
isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION"; | |
} | |
el = null; | |
return isBuggy; | |
})(); | |
var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){ | |
try { | |
var el = document.createElement("table"); | |
if (el && el.tBodies) { | |
el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>"; | |
var isBuggy = typeof el.tBodies[0] == "undefined"; | |
el = null; | |
return isBuggy; | |
} | |
} catch (e) { | |
return true; | |
} | |
})(); | |
var LINK_ELEMENT_INNERHTML_BUGGY = (function() { | |
try { | |
var el = document.createElement('div'); | |
el.innerHTML = "<link>"; | |
var isBuggy = (el.childNodes.length === 0); | |
el = null; | |
return isBuggy; | |
} catch(e) { | |
return true; | |
} | |
})(); | |
var ANY_INNERHTML_BUGGY = SELECT_ELEMENT_INNERHTML_BUGGY || | |
TABLE_ELEMENT_INNERHTML_BUGGY || LINK_ELEMENT_INNERHTML_BUGGY; | |
var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () { | |
var s = document.createElement("script"), | |
isBuggy = false; | |
try { | |
s.appendChild(document.createTextNode("")); | |
isBuggy = !s.firstChild || | |
s.firstChild && s.firstChild.nodeType !== 3; | |
} catch (e) { | |
isBuggy = true; | |
} | |
s = null; | |
return isBuggy; | |
})(); | |
function update(element, content) { | |
element = $(element); | |
var purgeElement = Element._purgeElement; | |
var descendants = element.getElementsByTagName('*'), | |
i = descendants.length; | |
while (i--) purgeElement(descendants[i]); | |
if (content && content.toElement) | |
content = content.toElement(); | |
if (Object.isElement(content)) | |
return element.update().insert(content); | |
content = Object.toHTML(content); | |
var tagName = element.tagName.toUpperCase(); | |
if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) { | |
element.text = content; | |
return element; | |
} | |
if (ANY_INNERHTML_BUGGY) { | |
if (tagName in Element._insertionTranslations.tags) { | |
while (element.firstChild) { | |
element.removeChild(element.firstChild); | |
} | |
Element._getContentFromAnonymousElement(tagName, content.stripScripts()) | |
.each(function(node) { | |
element.appendChild(node) | |
}); | |
} else if (LINK_ELEMENT_INNERHTML_BUGGY && Object.isString(content) && content.indexOf('<link') > -1) { | |
while (element.firstChild) { | |
element.removeChild(element.firstChild); | |
} | |
var nodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts(), true); | |
nodes.each(function(node) { element.appendChild(node) }); | |
} | |
else { | |
element.innerHTML = content.stripScripts(); | |
} | |
} | |
else { | |
element.innerHTML = content.stripScripts(); | |
} | |
content.evalScripts.bind(content).defer(); | |
return element; | |
} | |
return update; | |
})(), | |
replace: function(element, content) { | |
element = $(element); | |
if (content && content.toElement) content = content.toElement(); | |
else if (!Object.isElement(content)) { | |
content = Object.toHTML(content); | |
var range = element.ownerDocument.createRange(); | |
range.selectNode(element); | |
content.evalScripts.bind(content).defer(); | |
content = range.createContextualFragment(content.stripScripts()); | |
} | |
element.parentNode.replaceChild(content, element); | |
return element; | |
}, | |
insert: function(element, insertions) { | |
element = $(element); | |
if (Object.isString(insertions) || Object.isNumber(insertions) || | |
Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) | |
insertions = {bottom:insertions}; | |
var content, insert, tagName, childNodes; | |
for (var position in insertions) { | |
content = insertions[position]; | |
position = position.toLowerCase(); | |
insert = Element._insertionTranslations[position]; | |
if (content && content.toElement) content = content.toElement(); | |
if (Object.isElement(content)) { | |
insert(element, content); | |
continue; | |
} | |
content = Object.toHTML(content); | |
tagName = ((position == 'before' || position == 'after') | |
? element.parentNode : element).tagName.toUpperCase(); | |
childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); | |
if (position == 'top' || position == 'after') childNodes.reverse(); | |
childNodes.each(insert.curry(element)); | |
content.evalScripts.bind(content).defer(); | |
} | |
return element; | |
}, | |
wrap: function(element, wrapper, attributes) { | |
element = $(element); | |
if (Object.isElement(wrapper)) | |
$(wrapper).writeAttribute(attributes || { }); | |
else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes); | |
else wrapper = new Element('div', wrapper); | |
if (element.parentNode) | |
element.parentNode.replaceChild(wrapper, element); | |
wrapper.appendChild(element); | |
return wrapper; | |
}, | |
inspect: function(element) { | |
element = $(element); | |
var result = '<' + element.tagName.toLowerCase(); | |
$H({'id': 'id', 'className': 'class'}).each(function(pair) { | |
var property = pair.first(), | |
attribute = pair.last(), | |
value = (element[property] || '').toString(); | |
if (value) result += ' ' + attribute + '=' + value.inspect(true); | |
}); | |
return result + '>'; | |
}, | |
recursivelyCollect: function(element, property, maximumLength) { | |
element = $(element); | |
maximumLength = maximumLength || -1; | |
var elements = []; | |
while (element = element[property]) { | |
if (element.nodeType == 1) | |
elements.push(Element.extend(element)); | |
if (elements.length == maximumLength) | |
break; | |
} | |
return elements; | |
}, | |
ancestors: function(element) { | |
return Element.recursivelyCollect(element, 'parentNode'); | |
}, | |
descendants: function(element) { | |
return Element.select(element, "*"); | |
}, | |
firstDescendant: function(element) { | |
element = $(element).firstChild; | |
while (element && element.nodeType != 1) element = element.nextSibling; | |
return $(element); | |
}, | |
immediateDescendants: function(element) { | |
var results = [], child = $(element).firstChild; | |
while (child) { | |
if (child.nodeType === 1) { | |
results.push(Element.extend(child)); | |
} | |
child = child.nextSibling; | |
} | |
return results; | |
}, | |
previousSiblings: function(element, maximumLength) { | |
return Element.recursivelyCollect(element, 'previousSibling'); | |
}, | |
nextSiblings: function(element) { | |
return Element.recursivelyCollect(element, 'nextSibling'); | |
}, | |
siblings: function(element) { | |
element = $(element); | |
return Element.previousSiblings(element).reverse() | |
.concat(Element.nextSiblings(element)); | |
}, | |
match: function(element, selector) { | |
element = $(element); | |
if (Object.isString(selector)) | |
return Prototype.Selector.match(element, selector); | |
return selector.match(element); | |
}, | |
up: function(element, expression, index) { | |
element = $(element); | |
if (arguments.length == 1) return $(element.parentNode); | |
var ancestors = Element.ancestors(element); | |
return Object.isNumber(expression) ? ancestors[expression] : | |
Prototype.Selector.find(ancestors, expression, index); | |
}, | |
down: function(element, expression, index) { | |
element = $(element); | |
if (arguments.length == 1) return Element.firstDescendant(element); | |
return Object.isNumber(expression) ? Element.descendants(element)[expression] : | |
Element.select(element, expression)[index || 0]; | |
}, | |
previous: function(element, expression, index) { | |
element = $(element); | |
if (Object.isNumber(expression)) index = expression, expression = false; | |
if (!Object.isNumber(index)) index = 0; | |
if (expression) { | |
return Prototype.Selector.find(element.previousSiblings(), expression, index); | |
} else { | |
return element.recursivelyCollect("previousSibling", index + 1)[index]; | |
} | |
}, | |
next: function(element, expression, index) { | |
element = $(element); | |
if (Object.isNumber(expression)) index = expression, expression = false; | |
if (!Object.isNumber(index)) index = 0; | |
if (expression) { | |
return Prototype.Selector.find(element.nextSiblings(), expression, index); | |
} else { | |
var maximumLength = Object.isNumber(index) ? index + 1 : 1; | |
return element.recursivelyCollect("nextSibling", index + 1)[index]; | |
} | |
}, | |
select: function(element) { | |
element = $(element); | |
var expressions = Array.prototype.slice.call(arguments, 1).join(', '); | |
return Prototype.Selector.select(expressions, element); | |
}, | |
adjacent: function(element) { | |
element = $(element); | |
var expressions = Array.prototype.slice.call(arguments, 1).join(', '); | |
return Prototype.Selector.select(expressions, element.parentNode).without(element); | |
}, | |
identify: function(element) { | |
element = $(element); | |
var id = Element.readAttribute(element, 'id'); | |
if (id) return id; | |
do { id = 'anonymous_element_' + Element.idCounter++ } while ($(id)); | |
Element.writeAttribute(element, 'id', id); | |
return id; | |
}, | |
readAttribute: function(element, name) { | |
element = $(element); | |
if (Prototype.Browser.IE) { | |
var t = Element._attributeTranslations.read; | |
if (t.values[name]) return t.values[name](element, name); | |
if (t.names[name]) name = t.names[name]; | |
if (name.include(':')) { | |
return (!element.attributes || !element.attributes[name]) ? null : | |
element.attributes[name].value; | |
} | |
} | |
return element.getAttribute(name); | |
}, | |
writeAttribute: function(element, name, value) { | |
element = $(element); | |
var attributes = { }, t = Element._attributeTranslations.write; | |
if (typeof name == 'object') attributes = name; | |
else attributes[name] = Object.isUndefined(value) ? true : value; | |
for (var attr in attributes) { | |
name = t.names[attr] || attr; | |
value = attributes[attr]; | |
if (t.values[attr]) name = t.values[attr](element, value); | |
if (value === false || value === null) | |
element.removeAttribute(name); | |
else if (value === true) | |
element.setAttribute(name, name); | |
else element.setAttribute(name, value); | |
} | |
return element; | |
}, | |
getHeight: function(element) { | |
return Element.getDimensions(element).height; | |
}, | |
getWidth: function(element) { | |
return Element.getDimensions(element).width; | |
}, | |
classNames: function(element) { | |
return new Element.ClassNames(element); | |
}, | |
hasClassName: function(element, className) { | |
if (!(element = $(element))) return; | |
var elementClassName = element.className; | |
return (elementClassName.length > 0 && (elementClassName == className || | |
new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName))); | |
}, | |
addClassName: function(element, className) { | |
if (!(element = $(element))) return; | |
if (!Element.hasClassName(element, className)) | |
element.className += (element.className ? ' ' : '') + className; | |
return element; | |
}, | |
removeClassName: function(element, className) { | |
if (!(element = $(element))) return; | |
element.className = element.className.replace( | |
new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip(); | |
return element; | |
}, | |
toggleClassName: function(element, className) { | |
if (!(element = $(element))) return; | |
return Element[Element.hasClassName(element, className) ? | |
'removeClassName' : 'addClassName'](element, className); | |
}, | |
cleanWhitespace: function(element) { | |
element = $(element); | |
var node = element.firstChild; | |
while (node) { | |
var nextNode = node.nextSibling; | |
if (node.nodeType == 3 && !/\S/.test(node.nodeValue)) | |
element.removeChild(node); | |
node = nextNode; | |
} | |
return element; | |
}, | |
empty: function(element) { | |
return $(element).innerHTML.blank(); | |
}, | |
descendantOf: function(element, ancestor) { | |
element = $(element), ancestor = $(ancestor); | |
if (element.compareDocumentPosition) | |
return (element.compareDocumentPosition(ancestor) & 8) === 8; | |
if (ancestor.contains) | |
return ancestor.contains(element) && ancestor !== element; | |
while (element = element.parentNode) | |
if (element == ancestor) return true; | |
return false; | |
}, | |
scrollTo: function(element) { | |
element = $(element); | |
var pos = Element.cumulativeOffset(element); | |
window.scrollTo(pos[0], pos[1]); | |
return element; | |
}, | |
getStyle: function(element, style) { | |
element = $(element); | |
style = style == 'float' ? 'cssFloat' : style.camelize(); | |
var value = element.style[style]; | |
if (!value || value == 'auto') { | |
var css = document.defaultView.getComputedStyle(element, null); | |
value = css ? css[style] : null; | |
} | |
if (style == 'opacity') return value ? parseFloat(value) : 1.0; | |
return value == 'auto' ? null : value; | |
}, | |
getOpacity: function(element) { | |
return $(element).getStyle('opacity'); | |
}, | |
setStyle: function(element, styles) { | |
element = $(element); | |
var elementStyle = element.style, match; | |
if (Object.isString(styles)) { | |
element.style.cssText += ';' + styles; | |
return styles.include('opacity') ? | |
element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element; | |
} | |
for (var property in styles) | |
if (property == 'opacity') element.setOpacity(styles[property]); | |
else | |
elementStyle[(property == 'float' || property == 'cssFloat') ? | |
(Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') : | |
property] = styles[property]; | |
return element; | |
}, | |
setOpacity: function(element, value) { | |
element = $(element); | |
element.style.opacity = (value == 1 || value === '') ? '' : | |
(value < 0.00001) ? 0 : value; | |
return element; | |
}, | |
makePositioned: function(element) { | |
element = $(element); | |
var pos = Element.getStyle(element, 'position'); | |
if (pos == 'static' || !pos) { | |
element._madePositioned = true; | |
element.style.position = 'relative'; | |
if (Prototype.Browser.Opera) { | |
element.style.top = 0; | |
element.style.left = 0; | |
} | |
} | |
return element; | |
}, | |
undoPositioned: function(element) { | |
element = $(element); | |
if (element._madePositioned) { | |
element._madePositioned = undefined; | |
element.style.position = | |
element.style.top = | |
element.style.left = | |
element.style.bottom = | |
element.style.right = ''; | |
} | |
return element; | |
}, | |
makeClipping: function(element) { | |
element = $(element); | |
if (element._overflow) return element; | |
element._overflow = Element.getStyle(element, 'overflow') || 'auto'; | |
if (element._overflow !== 'hidden') | |
element.style.overflow = 'hidden'; | |
return element; | |
}, | |
undoClipping: function(element) { | |
element = $(element); | |
if (!element._overflow) return element; | |
element.style.overflow = element._overflow == 'auto' ? '' : element._overflow; | |
element._overflow = null; | |
return element; | |
}, | |
clonePosition: function(element, source) { | |
var options = Object.extend({ | |
setLeft: true, | |
setTop: true, | |
setWidth: true, | |
setHeight: true, | |
offsetTop: 0, | |
offsetLeft: 0 | |
}, arguments[2] || { }); | |
source = $(source); | |
var p = Element.viewportOffset(source), delta = [0, 0], parent = null; | |
element = $(element); | |
if (Element.getStyle(element, 'position') == 'absolute') { | |
parent = Element.getOffsetParent(element); | |
delta = Element.viewportOffset(parent); | |
} | |
if (parent == document.body) { | |
delta[0] -= document.body.offsetLeft; | |
delta[1] -= document.body.offsetTop; | |
} | |
if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; | |
if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; | |
if (options.setWidth) element.style.width = source.offsetWidth + 'px'; | |
if (options.setHeight) element.style.height = source.offsetHeight + 'px'; | |
return element; | |
} | |
}; | |
Object.extend(Element.Methods, { | |
getElementsBySelector: Element.Methods.select, | |
childElements: Element.Methods.immediateDescendants | |
}); | |
Element._attributeTranslations = { | |
write: { | |
names: { | |
className: 'class', | |
htmlFor: 'for' | |
}, | |
values: { } | |
} | |
}; | |
if (Prototype.Browser.Opera) { | |
Element.Methods.getStyle = Element.Methods.getStyle.wrap( | |
function(proceed, element, style) { | |
switch (style) { | |
case 'height': case 'width': | |
if (!Element.visible(element)) return null; | |
var dim = parseInt(proceed(element, style), 10); | |
if (dim !== element['offset' + style.capitalize()]) | |
return dim + 'px'; | |
var properties; | |
if (style === 'height') { | |
properties = ['border-top-width', 'padding-top', | |
'padding-bottom', 'border-bottom-width']; | |
} | |
else { | |
properties = ['border-left-width', 'padding-left', | |
'padding-right', 'border-right-width']; | |
} | |
return properties.inject(dim, function(memo, property) { | |
var val = proceed(element, property); | |
return val === null ? memo : memo - parseInt(val, 10); | |
}) + 'px'; | |
default: return proceed(element, style); | |
} | |
} | |
); | |
Element.Methods.readAttribute = Element.Methods.readAttribute.wrap( | |
function(proceed, element, attribute) { | |
if (attribute === 'title') return element.title; | |
return proceed(element, attribute); | |
} | |
); | |
} | |
else if (Prototype.Browser.IE) { | |
Element.Methods.getStyle = function(element, style) { | |
element = $(element); | |
style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize(); | |
var value = element.style[style]; | |
if (!value && element.currentStyle) value = element.currentStyle[style]; | |
if (style == 'opacity') { | |
if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/)) | |
if (value[1]) return parseFloat(value[1]) / 100; | |
return 1.0; | |
} | |
if (value == 'auto') { | |
if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none')) | |
return element['offset' + style.capitalize()] + 'px'; | |
return null; | |
} | |
return value; | |
}; | |
Element.Methods.setOpacity = function(element, value) { | |
function stripAlpha(filter){ | |
return filter.replace(/alpha\([^\)]*\)/gi,''); | |
} | |
element = $(element); | |
var currentStyle = element.currentStyle; | |
if ((currentStyle && !currentStyle.hasLayout) || | |
(!currentStyle && element.style.zoom == 'normal')) | |
element.style.zoom = 1; | |
var filter = element.getStyle('filter'), style = element.style; | |
if (value == 1 || value === '') { | |
(filter = stripAlpha(filter)) ? | |
style.filter = filter : style.removeAttribute('filter'); | |
return element; | |
} else if (value < 0.00001) value = 0; | |
style.filter = stripAlpha(filter) + | |
'alpha(opacity=' + (value * 100) + ')'; | |
return element; | |
}; | |
Element._attributeTranslations = (function(){ | |
var classProp = 'className', | |
forProp = 'for', | |
el = document.createElement('div'); | |
el.setAttribute(classProp, 'x'); | |
if (el.className !== 'x') { | |
el.setAttribute('class', 'x'); | |
if (el.className === 'x') { | |
classProp = 'class'; | |
} | |
} | |
el = null; | |
el = document.createElement('label'); | |
el.setAttribute(forProp, 'x'); | |
if (el.htmlFor !== 'x') { | |
el.setAttribute('htmlFor', 'x'); | |
if (el.htmlFor === 'x') { | |
forProp = 'htmlFor'; | |
} | |
} | |
el = null; | |
return { | |
read: { | |
names: { | |
'class': classProp, | |
'className': classProp, | |
'for': forProp, | |
'htmlFor': forProp | |
}, | |
values: { | |
_getAttr: function(element, attribute) { | |
return element.getAttribute(attribute); | |
}, | |
_getAttr2: function(element, attribute) { | |
return element.getAttribute(attribute, 2); | |
}, | |
_getAttrNode: function(element, attribute) { | |
var node = element.getAttributeNode(attribute); | |
return node ? node.value : ""; | |
}, | |
_getEv: (function(){ | |
var el = document.createElement('div'), f; | |
el.onclick = Prototype.emptyFunction; | |
var value = el.getAttribute('onclick'); | |
if (String(value).indexOf('{') > -1) { | |
f = function(element, attribute) { | |
attribute = element.getAttribute(attribute); | |
if (!attribute) return null; | |
attribute = attribute.toString(); | |
attribute = attribute.split('{')[1]; | |
attribute = attribute.split('}')[0]; | |
return attribute.strip(); | |
}; | |
} | |
else if (value === '') { | |
f = function(element, attribute) { | |
attribute = element.getAttribute(attribute); | |
if (!attribute) return null; | |
return attribute.strip(); | |
}; | |
} | |
el = null; | |
return f; | |
})(), | |
_flag: function(element, attribute) { | |
return $(element).hasAttribute(attribute) ? attribute : null; | |
}, | |
style: function(element) { | |
return element.style.cssText.toLowerCase(); | |
}, | |
title: function(element) { | |
return element.title; | |
} | |
} | |
} | |
} | |
})(); | |
Element._attributeTranslations.write = { | |
names: Object.extend({ | |
cellpadding: 'cellPadding', | |
cellspacing: 'cellSpacing' | |
}, Element._attributeTranslations.read.names), | |
values: { | |
checked: function(element, value) { | |
element.checked = !!value; | |
}, | |
style: function(element, value) { | |
element.style.cssText = value ? value : ''; | |
} | |
} | |
}; | |
Element._attributeTranslations.has = {}; | |
$w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' + | |
'encType maxLength readOnly longDesc frameBorder').each(function(attr) { | |
Element._attributeTranslations.write.names[attr.toLowerCase()] = attr; | |
Element._attributeTranslations.has[attr.toLowerCase()] = attr; | |
}); | |
(function(v) { | |
Object.extend(v, { | |
href: v._getAttr2, | |
src: v._getAttr2, | |
type: v._getAttr, | |
action: v._getAttrNode, | |
disabled: v._flag, | |
checked: v._flag, | |
readonly: v._flag, | |
multiple: v._flag, | |
onload: v._getEv, | |
onunload: v._getEv, | |
onclick: v._getEv, | |
ondblclick: v._getEv, | |
onmousedown: v._getEv, | |
onmouseup: v._getEv, | |
onmouseover: v._getEv, | |
onmousemove: v._getEv, | |
onmouseout: v._getEv, | |
onfocus: v._getEv, | |
onblur: v._getEv, | |
onkeypress: v._getEv, | |
onkeydown: v._getEv, | |
onkeyup: v._getEv, | |
onsubmit: v._getEv, | |
onreset: v._getEv, | |
onselect: v._getEv, | |
onchange: v._getEv | |
}); | |
})(Element._attributeTranslations.read.values); | |
if (Prototype.BrowserFeatures.ElementExtensions) { | |
(function() { | |
function _descendants(element) { | |
var nodes = element.getElementsByTagName('*'), results = []; | |
for (var i = 0, node; node = nodes[i]; i++) | |
if (node.tagName !== "!") // Filter out comment nodes. | |
results.push(node); | |
return results; | |
} | |
Element.Methods.down = function(element, expression, index) { | |
element = $(element); | |
if (arguments.length == 1) return element.firstDescendant(); | |
return Object.isNumber(expression) ? _descendants(element)[expression] : | |
Element.select(element, expression)[index || 0]; | |
} | |
})(); | |
} | |
} | |
else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) { | |
Element.Methods.setOpacity = function(element, value) { | |
element = $(element); | |
element.style.opacity = (value == 1) ? 0.999999 : | |
(value === '') ? '' : (value < 0.00001) ? 0 : value; | |
return element; | |
}; | |
} | |
else if (Prototype.Browser.WebKit) { | |
Element.Methods.setOpacity = function(element, value) { | |
element = $(element); | |
element.style.opacity = (value == 1 || value === '') ? '' : | |
(value < 0.00001) ? 0 : value; | |
if (value == 1) | |
if (element.tagName.toUpperCase() == 'IMG' && element.width) { | |
element.width++; element.width--; | |
} else try { | |
var n = document.createTextNode(' '); | |
element.appendChild(n); | |
element.removeChild(n); | |
} catch (e) { } | |
return element; | |
}; | |
} | |
if ('outerHTML' in document.documentElement) { | |
Element.Methods.replace = function(element, content) { | |
element = $(element); | |
if (content && content.toElement) content = content.toElement(); | |
if (Object.isElement(content)) { | |
element.parentNode.replaceChild(content, element); | |
return element; | |
} | |
content = Object.toHTML(content); | |
var parent = element.parentNode, tagName = parent.tagName.toUpperCase(); | |
if (Element._insertionTranslations.tags[tagName]) { | |
var nextSibling = element.next(), | |
fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); | |
parent.removeChild(element); | |
if (nextSibling) | |
fragments.each(function(node) { parent.insertBefore(node, nextSibling) }); | |
else | |
fragments.each(function(node) { parent.appendChild(node) }); | |
} | |
else element.outerHTML = content.stripScripts(); | |
content.evalScripts.bind(content).defer(); | |
return element; | |
}; | |
} | |
Element._returnOffset = function(l, t) { | |
var result = [l, t]; | |
result.left = l; | |
result.top = t; | |
return result; | |
}; | |
Element._getContentFromAnonymousElement = function(tagName, html, force) { | |
var div = new Element('div'), | |
t = Element._insertionTranslations.tags[tagName]; | |
var workaround = false; | |
if (t) workaround = true; | |
else if (force) { | |
workaround = true; | |
t = ['', '', 0]; | |
} | |
if (workaround) { | |
div.innerHTML = ' ' + t[0] + html + t[1]; | |
div.removeChild(div.firstChild); | |
for (var i = t[2]; i--; ) { | |
div = div.firstChild; | |
} | |
} | |
else { | |
div.innerHTML = html; | |
} | |
return $A(div.childNodes); | |
}; | |
Element._insertionTranslations = { | |
before: function(element, node) { | |
element.parentNode.insertBefore(node, element); | |
}, | |
top: function(element, node) { | |
element.insertBefore(node, element.firstChild); | |
}, | |
bottom: function(element, node) { | |
element.appendChild(node); | |
}, | |
after: function(element, node) { | |
element.parentNode.insertBefore(node, element.nextSibling); | |
}, | |
tags: { | |
TABLE: ['<table>', '</table>', 1], | |
TBODY: ['<table><tbody>', '</tbody></table>', 2], | |
TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3], | |
TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4], | |
SELECT: ['<select>', '</select>', 1] | |
} | |
}; | |
(function() { | |
var tags = Element._insertionTranslations.tags; | |
Object.extend(tags, { | |
THEAD: tags.TBODY, | |
TFOOT: tags.TBODY, | |
TH: tags.TD | |
}); | |
})(); | |
Element.Methods.Simulated = { | |
hasAttribute: function(element, attribute) { | |
attribute = Element._attributeTranslations.has[attribute] || attribute; | |
var node = $(element).getAttributeNode(attribute); | |
return !!(node && node.specified); | |
} | |
}; | |
Element.Methods.ByTag = { }; | |
Object.extend(Element, Element.Methods); | |
(function(div) { | |
if (!Prototype.BrowserFeatures.ElementExtensions && div['__proto__']) { | |
window.HTMLElement = { }; | |
window.HTMLElement.prototype = div['__proto__']; | |
Prototype.BrowserFeatures.ElementExtensions = true; | |
} | |
div = null; | |
})(document.createElement('div')); | |
Element.extend = (function() { | |
function checkDeficiency(tagName) { | |
if (typeof window.Element != 'undefined') { | |
var proto = window.Element.prototype; | |
if (proto) { | |
var id = '_' + (Math.random()+'').slice(2), | |
el = document.createElement(tagName); | |
proto[id] = 'x'; | |
var isBuggy = (el[id] !== 'x'); | |
delete proto[id]; | |
el = null; | |
return isBuggy; | |
} | |
} | |
return false; | |
} | |
function extendElementWith(element, methods) { | |
for (var property in methods) { | |
var value = methods[property]; | |
if (Object.isFunction(value) && !(property in element)) | |
element[property] = value.methodize(); | |
} | |
} | |
var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY = checkDeficiency('object'); | |
if (Prototype.BrowserFeatures.SpecificElementExtensions) { | |
if (HTMLOBJECTELEMENT_PROTOTYPE_BUGGY) { | |
return function(element) { | |
if (element && typeof element._extendedByPrototype == 'undefined') { | |
var t = element.tagName; | |
if (t && (/^(?:object|applet|embed)$/i.test(t))) { | |
extendElementWith(element, Element.Methods); | |
extendElementWith(element, Element.Methods.Simulated); | |
extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]); | |
} | |
} | |
return element; | |
} | |
} | |
return Prototype.K; | |
} | |
var Methods = { }, ByTag = Element.Methods.ByTag; | |
var extend = Object.extend(function(element) { | |
if (!element || typeof element._extendedByPrototype != 'undefined' || | |
element.nodeType != 1 || element == window) return element; | |
var methods = Object.clone(Methods), | |
tagName = element.tagName.toUpperCase(); | |
if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]); | |
extendElementWith(element, methods); | |
element._extendedByPrototype = Prototype.emptyFunction; | |
return element; | |
}, { | |
refresh: function() { | |
if (!Prototype.BrowserFeatures.ElementExtensions) { | |
Object.extend(Methods, Element.Methods); | |
Object.extend(Methods, Element.Methods.Simulated); | |
} | |
} | |
}); | |
extend.refresh(); | |
return extend; | |
})(); | |
if (document.documentElement.hasAttribute) { | |
Element.hasAttribute = function(element, attribute) { | |
return element.hasAttribute(attribute); | |
}; | |
} | |
else { | |
Element.hasAttribute = Element.Methods.Simulated.hasAttribute; | |
} | |
Element.addMethods = function(methods) { | |
var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag; | |
if (!methods) { | |
Object.extend(Form, Form.Methods); | |
Object.extend(Form.Element, Form.Element.Methods); | |
Object.extend(Element.Methods.ByTag, { | |
"FORM": Object.clone(Form.Methods), | |
"INPUT": Object.clone(Form.Element.Methods), | |
"SELECT": Object.clone(Form.Element.Methods), | |
"TEXTAREA": Object.clone(Form.Element.Methods), | |
"BUTTON": Object.clone(Form.Element.Methods) | |
}); | |
} | |
if (arguments.length == 2) { | |
var tagName = methods; | |
methods = arguments[1]; | |
} | |
if (!tagName) Object.extend(Element.Methods, methods || { }); | |
else { | |
if (Object.isArray(tagName)) tagName.each(extend); | |
else extend(tagName); | |
} | |
function extend(tagName) { | |
tagName = tagName.toUpperCase(); | |
if (!Element.Methods.ByTag[tagName]) | |
Element.Methods.ByTag[tagName] = { }; | |
Object.extend(Element.Methods.ByTag[tagName], methods); | |
} | |
function copy(methods, destination, onlyIfAbsent) { | |
onlyIfAbsent = onlyIfAbsent || false; | |
for (var property in methods) { | |
var value = methods[property]; | |
if (!Object.isFunction(value)) continue; | |
if (!onlyIfAbsent || !(property in destination)) | |
destination[property] = value.methodize(); | |
} | |
} | |
function findDOMClass(tagName) { | |
var klass; | |
var trans = { | |
"OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph", | |
"FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList", | |
"DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading", | |
"H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote", | |
"INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION": | |
"TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD": | |
"TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR": | |
"TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET": | |
"FrameSet", "IFRAME": "IFrame" | |
}; | |
if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element'; | |
if (window[klass]) return window[klass]; | |
klass = 'HTML' + tagName + 'Element'; | |
if (window[klass]) return window[klass]; | |
klass = 'HTML' + tagName.capitalize() + 'Element'; | |
if (window[klass]) return window[klass]; | |
var element = document.createElement(tagName), | |
proto = element['__proto__'] || element.constructor.prototype; | |
element = null; | |
return proto; | |
} | |
var elementPrototype = window.HTMLElement ? HTMLElement.prototype : | |
Element.prototype; | |
if (F.ElementExtensions) { | |
copy(Element.Methods, elementPrototype); | |
copy(Element.Methods.Simulated, elementPrototype, true); | |
} | |
if (F.SpecificElementExtensions) { | |
for (var tag in Element.Methods.ByTag) { | |
var klass = findDOMClass(tag); | |
if (Object.isUndefined(klass)) continue; | |
copy(T[tag], klass.prototype); | |
} | |
} | |
Object.extend(Element, Element.Methods); | |
delete Element.ByTag; | |
if (Element.extend.refresh) Element.extend.refresh(); | |
Element.cache = { }; | |
}; | |
document.viewport = { | |
getDimensions: function() { | |
return { width: this.getWidth(), height: this.getHeight() }; | |
}, | |
getScrollOffsets: function() { | |
return Element._returnOffset( | |
window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft, | |
window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop); | |
} | |
}; | |
(function(viewport) { | |
var B = Prototype.Browser, doc = document, element, property = {}; | |
function getRootElement() { | |
if (B.WebKit && !doc.evaluate) | |
return document; | |
if (B.Opera && window.parseFloat(window.opera.version()) < 9.5) | |
return document.body; | |
return document.documentElement; | |
} | |
function define(D) { | |
if (!element) element = getRootElement(); | |
property[D] = 'client' + D; | |
viewport['get' + D] = function() { return element[property[D]] }; | |
return viewport['get' + D](); | |
} | |
viewport.getWidth = define.curry('Width'); | |
viewport.getHeight = define.curry('Height'); | |
})(document.viewport); | |
Element.Storage = { | |
UID: 1 | |
}; | |
Element.addMethods({ | |
getStorage: function(element) { | |
if (!(element = $(element))) return; | |
var uid; | |
if (element === window) { | |
uid = 0; | |
} else { | |
if (typeof element._prototypeUID === "undefined") | |
element._prototypeUID = Element.Storage.UID++; | |
uid = element._prototypeUID; | |
} | |
if (!Element.Storage[uid]) | |
Element.Storage[uid] = $H(); | |
return Element.Storage[uid]; | |
}, | |
store: function(element, key, value) { | |
if (!(element = $(element))) return; | |
if (arguments.length === 2) { | |
Element.getStorage(element).update(key); | |
} else { | |
Element.getStorage(element).set(key, value); | |
} | |
return element; | |
}, | |
retrieve: function(element, key, defaultValue) { | |
if (!(element = $(element))) return; | |
var hash = Element.getStorage(element), value = hash.get(key); | |
if (Object.isUndefined(value)) { | |
hash.set(key, defaultValue); | |
value = defaultValue; | |
} | |
return value; | |
}, | |
clone: function(element, deep) { | |
if (!(element = $(element))) return; | |
var clone = element.cloneNode(deep); | |
clone._prototypeUID = void 0; | |
if (deep) { | |
var descendants = Element.select(clone, '*'), | |
i = descendants.length; | |
while (i--) { | |
descendants[i]._prototypeUID = void 0; | |
} | |
} | |
return Element.extend(clone); | |
}, | |
purge: function(element) { | |
if (!(element = $(element))) return; | |
var purgeElement = Element._purgeElement; | |
purgeElement(element); | |
var descendants = element.getElementsByTagName('*'), | |
i = descendants.length; | |
while (i--) purgeElement(descendants[i]); | |
return null; | |
} | |
}); | |
(function() { | |
function toDecimal(pctString) { | |
var match = pctString.match(/^(\d+)%?$/i); | |
if (!match) return null; | |
return (Number(match[1]) / 100); | |
} | |
function getPixelValue(value, property, context) { | |
var element = null; | |
if (Object.isElement(value)) { | |
element = value; | |
value = element.getStyle(property); | |
} | |
if (value === null) { | |
return null; | |
} | |
if ((/^(?:-)?\d+(\.\d+)?(px)?$/i).test(value)) { | |
return window.parseFloat(value); | |
} | |
var isPercentage = value.include('%'), isViewport = (context === document.viewport); | |
if (/\d/.test(value) && element && element.runtimeStyle && !(isPercentage && isViewport)) { | |
var style = element.style.left, rStyle = element.runtimeStyle.left; | |
element.runtimeStyle.left = element.currentStyle.left; | |
element.style.left = value || 0; | |
value = element.style.pixelLeft; | |
element.style.left = style; | |
element.runtimeStyle.left = rStyle; | |
return value; | |
} | |
if (element && isPercentage) { | |
context = context || element.parentNode; | |
var decimal = toDecimal(value); | |
var whole = null; | |
var position = element.getStyle('position'); | |
var isHorizontal = property.include('left') || property.include('right') || | |
property.include('width'); | |
var isVertical = property.include('top') || property.include('bottom') || | |
property.include('height'); | |
if (context === document.viewport) { | |
if (isHorizontal) { | |
whole = document.viewport.getWidth(); | |
} else if (isVertical) { | |
whole = document.viewport.getHeight(); | |
} | |
} else { | |
if (isHorizontal) { | |
whole = $(context).measure('width'); | |
} else if (isVertical) { | |
whole = $(context).measure('height'); | |
} | |
} | |
return (whole === null) ? 0 : whole * decimal; | |
} | |
return 0; | |
} | |
function toCSSPixels(number) { | |
if (Object.isString(number) && number.endsWith('px')) { | |
return number; | |
} | |
return number + 'px'; | |
} | |
function isDisplayed(element) { | |
var originalElement = element; | |
while (element && element.parentNode) { | |
var display = element.getStyle('display'); | |
if (display === 'none') { | |
return false; | |
} | |
element = $(element.parentNode); | |
} | |
return true; | |
} | |
var hasLayout = Prototype.K; | |
if ('currentStyle' in document.documentElement) { | |
hasLayout = function(element) { | |
if (!element.currentStyle.hasLayout) { | |
element.style.zoom = 1; | |
} | |
return element; | |
}; | |
} | |
function cssNameFor(key) { | |
if (key.include('border')) key = key + '-width'; | |
return key.camelize(); | |
} | |
Element.Layout = Class.create(Hash, { | |
initialize: function($super, element, preCompute) { | |
$super(); | |
this.element = $(element); | |
Element.Layout.PROPERTIES.each( function(property) { | |
this._set(property, null); | |
}, this); | |
if (preCompute) { | |
this._preComputing = true; | |
this._begin(); | |
Element.Layout.PROPERTIES.each( this._compute, this ); | |
this._end(); | |
this._preComputing = false; | |
} | |
}, | |
_set: function(property, value) { | |
return Hash.prototype.set.call(this, property, value); | |
}, | |
set: function(property, value) { | |
throw "Properties of Element.Layout are read-only."; | |
}, | |
get: function($super, property) { | |
var value = $super(property); | |
return value === null ? this._compute(property) : value; | |
}, | |
_begin: function() { | |
if (this._prepared) return; | |
var element = this.element; | |
if (isDisplayed(element)) { | |
this._prepared = true; | |
return; | |
} | |
var originalStyles = { | |
position: element.style.position || '', | |
width: element.style.width || '', | |
visibility: element.style.visibility || '', | |
display: element.style.display || '' | |
}; | |
element.store('prototype_original_styles', originalStyles); | |
var position = element.getStyle('position'), | |
width = element.getStyle('width'); | |
if (width === "0px" || width === null) { | |
element.style.display = 'block'; | |
width = element.getStyle('width'); | |
} | |
var context = (position === 'fixed') ? document.viewport : | |
element.parentNode; | |
element.setStyle({ | |
position: 'absolute', | |
visibility: 'hidden', | |
display: 'block' | |
}); | |
var positionedWidth = element.getStyle('width'); | |
var newWidth; | |
if (width && (positionedWidth === width)) { | |
newWidth = getPixelValue(element, 'width', context); | |
} else if (position === 'absolute' || position === 'fixed') { | |
newWidth = getPixelValue(element, 'width', context); | |
} else { | |
var parent = element.parentNode, pLayout = $(parent).getLayout(); | |
newWidth = pLayout.get('width') - | |
this.get('margin-left') - | |
this.get('border-left') - | |
this.get('padding-left') - | |
this.get('padding-right') - | |
this.get('border-right') - | |
this.get('margin-right'); | |
} | |
element.setStyle({ width: newWidth + 'px' }); | |
this._prepared = true; | |
}, | |
_end: function() { | |
var element = this.element; | |
var originalStyles = element.retrieve('prototype_original_styles'); | |
element.store('prototype_original_styles', null); | |
element.setStyle(originalStyles); | |
this._prepared = false; | |
}, | |
_compute: function(property) { | |
var COMPUTATIONS = Element.Layout.COMPUTATIONS; | |
if (!(property in COMPUTATIONS)) { | |
throw "Property not found."; | |
} | |
return this._set(property, COMPUTATIONS[property].call(this, this.element)); | |
}, | |
toObject: function() { | |
var args = $A(arguments); | |
var keys = (args.length === 0) ? Element.Layout.PROPERTIES : | |
args.join(' ').split(' '); | |
var obj = {}; | |
keys.each( function(key) { | |
if (!Element.Layout.PROPERTIES.include(key)) return; | |
var value = this.get(key); | |
if (value != null) obj[key] = value; | |
}, this); | |
return obj; | |
}, | |
toHash: function() { | |
var obj = this.toObject.apply(this, arguments); | |
return new Hash(obj); | |
}, | |
toCSS: function() { | |
var args = $A(arguments); | |
var keys = (args.length === 0) ? Element.Layout.PROPERTIES : | |
args.join(' ').split(' '); | |
var css = {}; | |
keys.each( function(key) { | |
if (!Element.Layout.PROPERTIES.include(key)) return; | |
if (Element.Layout.COMPOSITE_PROPERTIES.include(key)) return; | |
var value = this.get(key); | |
if (value != null) css[cssNameFor(key)] = value + 'px'; | |
}, this); | |
return css; | |
}, | |
inspect: function() { | |
return "#<Element.Layout>"; | |
} | |
}); | |
Object.extend(Element.Layout, { | |
PROPERTIES: $w('height width top left right bottom border-left border-right border-top border-bottom padding-left padding-right padding-top padding-bottom margin-top margin-bottom margin-left margin-right padding-box-width padding-box-height border-box-width border-box-height margin-box-width margin-box-height'), | |
COMPOSITE_PROPERTIES: $w('padding-box-width padding-box-height margin-box-width margin-box-height border-box-width border-box-height'), | |
COMPUTATIONS: { | |
'height': function(element) { | |
if (!this._preComputing) this._begin(); | |
var bHeight = this.get('border-box-height'); | |
if (bHeight <= 0) { | |
if (!this._preComputing) this._end(); | |
return 0; | |
} | |
var bTop = this.get('border-top'), | |
bBottom = this.get('border-bottom'); | |
var pTop = this.get('padding-top'), | |
pBottom = this.get('padding-bottom'); | |
if (!this._preComputing) this._end(); | |
return bHeight - bTop - bBottom - pTop - pBottom; | |
}, | |
'width': function(element) { | |
if (!this._preComputing) this._begin(); | |
var bWidth = this.get('border-box-width'); | |
if (bWidth <= 0) { | |
if (!this._preComputing) this._end(); | |
return 0; | |
} | |
var bLeft = this.get('border-left'), | |
bRight = this.get('border-right'); | |
var pLeft = this.get('padding-left'), | |
pRight = this.get('padding-right'); | |
if (!this._preComputing) this._end(); | |
return bWidth - bLeft - bRight - pLeft - pRight; | |
}, | |
'padding-box-height': function(element) { | |
var height = this.get('height'), | |
pTop = this.get('padding-top'), | |
pBottom = this.get('padding-bottom'); | |
return height + pTop + pBottom; | |
}, | |
'padding-box-width': function(element) { | |
var width = this.get('width'), | |
pLeft = this.get('padding-left'), | |
pRight = this.get('padding-right'); | |
return width + pLeft + pRight; | |
}, | |
'border-box-height': function(element) { | |
if (!this._preComputing) this._begin(); | |
var height = element.offsetHeight; | |
if (!this._preComputing) this._end(); | |
return height; | |
}, | |
'border-box-width': function(element) { | |
if (!this._preComputing) this._begin(); | |
var width = element.offsetWidth; | |
if (!this._preComputing) this._end(); | |
return width; | |
}, | |
'margin-box-height': function(element) { | |
var bHeight = this.get('border-box-height'), | |
mTop = this.get('margin-top'), | |
mBottom = this.get('margin-bottom'); | |
if (bHeight <= 0) return 0; | |
return bHeight + mTop + mBottom; | |
}, | |
'margin-box-width': function(element) { | |
var bWidth = this.get('border-box-width'), | |
mLeft = this.get('margin-left'), | |
mRight = this.get('margin-right'); | |
if (bWidth <= 0) return 0; | |
return bWidth + mLeft + mRight; | |
}, | |
'top': function(element) { | |
var offset = element.positionedOffset(); | |
return offset.top; | |
}, | |
'bottom': function(element) { | |
var offset = element.positionedOffset(), | |
parent = element.getOffsetParent(), | |
pHeight = parent.measure('height'); | |
var mHeight = this.get('border-box-height'); | |
return pHeight - mHeight - offset.top; | |
}, | |
'left': function(element) { | |
var offset = element.positionedOffset(); | |
return offset.left; | |
}, | |
'right': function(element) { | |
var offset = element.positionedOffset(), | |
parent = element.getOffsetParent(), | |
pWidth = parent.measure('width'); | |
var mWidth = this.get('border-box-width'); | |
return pWidth - mWidth - offset.left; | |
}, | |
'padding-top': function(element) { | |
return getPixelValue(element, 'paddingTop'); | |
}, | |
'padding-bottom': function(element) { | |
return getPixelValue(element, 'paddingBottom'); | |
}, | |
'padding-left': function(element) { | |
return getPixelValue(element, 'paddingLeft'); | |
}, | |
'padding-right': function(element) { | |
return getPixelValue(element, 'paddingRight'); | |
}, | |
'border-top': function(element) { | |
return getPixelValue(element, 'borderTopWidth'); | |
}, | |
'border-bottom': function(element) { | |
return getPixelValue(element, 'borderBottomWidth'); | |
}, | |
'border-left': function(element) { | |
return getPixelValue(element, 'borderLeftWidth'); | |
}, | |
'border-right': function(element) { | |
return getPixelValue(element, 'borderRightWidth'); | |
}, | |
'margin-top': function(element) { | |
return getPixelValue(element, 'marginTop'); | |
}, | |
'margin-bottom': function(element) { | |
return getPixelValue(element, 'marginBottom'); | |
}, | |
'margin-left': function(element) { | |
return getPixelValue(element, 'marginLeft'); | |
}, | |
'margin-right': function(element) { | |
return getPixelValue(element, 'marginRight'); | |
} | |
} | |
}); | |
if ('getBoundingClientRect' in document.documentElement) { | |
Object.extend(Element.Layout.COMPUTATIONS, { | |
'right': function(element) { | |
var parent = hasLayout(element.getOffsetParent()); | |
var rect = element.getBoundingClientRect(), | |
pRect = parent.getBoundingClientRect(); | |
return (pRect.right - rect.right).round(); | |
}, | |
'bottom': function(element) { | |
var parent = hasLayout(element.getOffsetParent()); | |
var rect = element.getBoundingClientRect(), | |
pRect = parent.getBoundingClientRect(); | |
return (pRect.bottom - rect.bottom).round(); | |
} | |
}); | |
} | |
Element.Offset = Class.create({ | |
initialize: function(left, top) { | |
this.left = left.round(); | |
this.top = top.round(); | |
this[0] = this.left; | |
this[1] = this.top; | |
}, | |
relativeTo: function(offset) { | |
return new Element.Offset( | |
this.left - offset.left, | |
this.top - offset.top | |
); | |
}, | |
inspect: function() { | |
return "#<Element.Offset left: #{left} top: #{top}>".interpolate(this); | |
}, | |
toString: function() { | |
return "[#{left}, #{top}]".interpolate(this); | |
}, | |
toArray: function() { | |
return [this.left, this.top]; | |
} | |
}); | |
function getLayout(element, preCompute) { | |
return new Element.Layout(element, preCompute); | |
} | |
function measure(element, property) { | |
return $(element).getLayout().get(property); | |
} | |
function getDimensions(element) { | |
element = $(element); | |
var display = Element.getStyle(element, 'display'); | |
if (display && display !== 'none') { | |
return { width: element.offsetWidth, height: element.offsetHeight }; | |
} | |
var style = element.style; | |
var originalStyles = { | |
visibility: style.visibility, | |
position: style.position, | |
display: style.display | |
}; | |
var newStyles = { | |
visibility: 'hidden', | |
display: 'block' | |
}; | |
if (originalStyles.position !== 'fixed') | |
newStyles.position = 'absolute'; | |
Element.setStyle(element, newStyles); | |
var dimensions = { | |
width: element.offsetWidth, | |
height: element.offsetHeight | |
}; | |
Element.setStyle(element, originalStyles); | |
return dimensions; | |
} | |
function getOffsetParent(element) { | |
element = $(element); | |
if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element)) | |
return $(document.body); | |
var isInline = (Element.getStyle(element, 'display') === 'inline'); | |
if (!isInline && element.offsetParent) return $(element.offsetParent); | |
while ((element = element.parentNode) && element !== document.body && element !== document) { | |
if (Element.getStyle(element, 'position') !== 'static') { | |
return isHtml(element) ? $(document.body) : $(element); | |
} | |
} | |
return $(document.body); | |
} | |
function cumulativeOffset(element) { | |
element = $(element); | |
var valueT = 0, valueL = 0; | |
if (element.parentNode) { | |
do { | |
valueT += element.offsetTop || 0; | |
valueL += element.offsetLeft || 0; | |
element = element.offsetParent; | |
} while (element); | |
} | |
return new Element.Offset(valueL, valueT); | |
} | |
function positionedOffset(element) { | |
element = $(element); | |
var layout = element.getLayout(); | |
var valueT = 0, valueL = 0; | |
do { | |
valueT += element.offsetTop || 0; | |
valueL += element.offsetLeft || 0; | |
element = element.offsetParent; | |
if (element) { | |
if (isBody(element)) break; | |
var p = Element.getStyle(element, 'position'); | |
if (p !== 'static') break; | |
} | |
} while (element); | |
valueL -= layout.get('margin-top'); | |
valueT -= layout.get('margin-left'); | |
return new Element.Offset(valueL, valueT); | |
} | |
function cumulativeScrollOffset(element) { | |
var valueT = 0, valueL = 0; | |
do { | |
valueT += element.scrollTop || 0; | |
valueL += element.scrollLeft || 0; | |
element = element.parentNode; | |
} while (element); | |
return new Element.Offset(valueL, valueT); | |
} | |
function viewportOffset(forElement) { | |
element = $(element); | |
var valueT = 0, valueL = 0, docBody = document.body; | |
var element = forElement; | |
do { | |
valueT += element.offsetTop || 0; | |
valueL += element.offsetLeft || 0; | |
if (element.offsetParent == docBody && | |
Element.getStyle(element, 'position') == 'absolute') break; | |
} while (element = element.offsetParent); | |
element = forElement; | |
do { | |
if (element != docBody) { | |
valueT -= element.scrollTop || 0; | |
valueL -= element.scrollLeft || 0; | |
} | |
} while (element = element.parentNode); | |
return new Element.Offset(valueL, valueT); | |
} | |
function absolutize(element) { | |
element = $(element); | |
if (Element.getStyle(element, 'position') === 'absolute') { | |
return element; | |
} | |
var offsetParent = getOffsetParent(element); | |
var eOffset = element.viewportOffset(), | |
pOffset = offsetParent.viewportOffset(); | |
var offset = eOffset.relativeTo(pOffset); | |
var layout = element.getLayout(); | |
element.store('prototype_absolutize_original_styles', { | |
left: element.getStyle('left'), | |
top: element.getStyle('top'), | |
width: element.getStyle('width'), | |
height: element.getStyle('height') | |
}); | |
element.setStyle({ | |
position: 'absolute', | |
top: offset.top + 'px', | |
left: offset.left + 'px', | |
width: layout.get('width') + 'px', | |
height: layout.get('height') + 'px' | |
}); | |
return element; | |
} | |
function relativize(element) { | |
element = $(element); | |
if (Element.getStyle(element, 'position') === 'relative') { | |
return element; | |
} | |
var originalStyles = | |
element.retrieve('prototype_absolutize_original_styles'); | |
if (originalStyles) element.setStyle(originalStyles); | |
return element; | |
} | |
if (Prototype.Browser.IE) { | |
getOffsetParent = getOffsetParent.wrap( | |
function(proceed, element) { | |
element = $(element); | |
if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element)) | |
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; | |
} | |
); | |
positionedOffset = positionedOffset.wrap(function(proceed, element) { | |
element = $(element); | |
if (!element.parentNode) return new Element.Offset(0, 0); | |
var position = element.getStyle('position'); | |
if (position !== 'static') return proceed(element); | |
var offsetParent = element.getOffsetParent(); | |
if (offsetParent && offsetParent.getStyle('position') === 'fixed') | |
hasLayout(offsetParent); | |
element.setStyle({ position: 'relative' }); | |
var value = proceed(element); | |
element.setStyle({ position: position }); | |
return value; | |
}); | |
} else if (Prototype.Browser.Webkit) { | |
cumulativeOffset = function(element) { | |
element = $(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 new Element.Offset(valueL, valueT); | |
}; | |
} | |
Element.addMethods({ | |
getLayout: getLayout, | |
measure: measure, | |
getDimensions: getDimensions, | |
getOffsetParent: getOffsetParent, | |
cumulativeOffset: cumulativeOffset, | |
positionedOffset: positionedOffset, | |
cumulativeScrollOffset: cumulativeScrollOffset, | |
viewportOffset: viewportOffset, | |
absolutize: absolutize, | |
relativize: relativize | |
}); | |
function isBody(element) { | |
return element.nodeName.toUpperCase() === 'BODY'; | |
} | |
function isHtml(element) { | |
return element.nodeName.toUpperCase() === 'HTML'; | |
} | |
function isDocument(element) { | |
return element.nodeType === Node.DOCUMENT_NODE; | |
} | |
function isDetached(element) { | |
return element !== document.body && | |
!Element.descendantOf(element, document.body); | |
} | |
if ('getBoundingClientRect' in document.documentElement) { | |
Element.addMethods({ | |
viewportOffset: function(element) { | |
element = $(element); | |
if (isDetached(element)) return new Element.Offset(0, 0); | |
var rect = element.getBoundingClientRect(), | |
docEl = document.documentElement; | |
return new Element.Offset(rect.left - docEl.clientLeft, | |
rect.top - docEl.clientTop); | |
} | |
}); | |
} | |
})(); | |
window.$$ = function() { | |
var expression = $A(arguments).join(', '); | |
return Prototype.Selector.select(expression, document); | |
}; | |
Prototype.Selector = (function() { | |
function select() { | |
throw new Error('Method "Prototype.Selector.select" must be defined.'); | |
} | |
function match() { | |
throw new Error('Method "Prototype.Selector.match" must be defined.'); | |
} | |
function find(elements, expression, index) { | |
index = index || 0; | |
var match = Prototype.Selector.match, length = elements.length, matchIndex = 0, i; | |
for (i = 0; i < length; i++) { | |
if (match(elements[i], expression) && index == matchIndex++) { | |
return Element.extend(elements[i]); | |
} | |
} | |
} | |
function extendElements(elements) { | |
for (var i = 0, length = elements.length; i < length; i++) { | |
Element.extend(elements[i]); | |
} | |
return elements; | |
} | |
var K = Prototype.K; | |
return { | |
select: select, | |
match: match, | |
find: find, | |
extendElements: (Element.extend === K) ? K : extendElements, | |
extendElement: Element.extend | |
}; | |
})(); | |
Prototype._original_property = window.Sizzle; | |
/*! | |
* Sizzle CSS Selector Engine - v1.0 | |
* Copyright 2009, The Dojo Foundation | |
* Released under the MIT, BSD, and GPL Licenses. | |
* More information: http://sizzlejs.com/ | |
*/ | |
(function(){ | |
var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g, | |
done = 0, | |
toString = Object.prototype.toString, | |
hasDuplicate = false, | |
baseHasDuplicate = true; | |
[0, 0].sort(function(){ | |
baseHasDuplicate = false; | |
return 0; | |
}); | |
var Sizzle = function(selector, context, results, seed) { | |
results = results || []; | |
var origContext = context = context || document; | |
if ( context.nodeType !== 1 && context.nodeType !== 9 ) { | |
return []; | |
} | |
if ( !selector || typeof selector !== "string" ) { | |
return results; | |
} | |
var parts = [], m, set, checkSet, check, mode, extra, prune = true, contextXML = isXML(context), | |
soFar = selector; | |
while ( (chunker.exec(""), m = chunker.exec(soFar)) !== null ) { | |
soFar = m[3]; | |
parts.push( m[1] ); | |
if ( m[2] ) { | |
extra = m[3]; | |
break; | |
} | |
} | |
if ( parts.length > 1 && origPOS.exec( selector ) ) { | |
if ( parts.length === 2 && Expr.relative[ parts[0] ] ) { | |
set = posProcess( parts[0] + parts[1], context ); | |
} else { | |
set = Expr.relative[ parts[0] ] ? | |
[ context ] : | |
Sizzle( parts.shift(), context ); | |
while ( parts.length ) { | |
selector = parts.shift(); | |
if ( Expr.relative[ selector ] ) | |
selector += parts.shift(); | |
set = posProcess( selector, set ); | |
} | |
} | |
} else { | |
if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML && | |
Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) { | |
var ret = Sizzle.find( parts.shift(), context, contextXML ); | |
context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0]; | |
} | |
if ( context ) { | |
var ret = seed ? | |
{ expr: parts.pop(), set: makeArray(seed) } : | |
Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML ); | |
set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set; | |
if ( parts.length > 0 ) { | |
checkSet = makeArray(set); | |
} else { | |
prune = false; | |
} | |
while ( parts.length ) { | |
var cur = parts.pop(), pop = cur; | |
if ( !Expr.relative[ cur ] ) { | |
cur = ""; | |
} else { | |
pop = parts.pop(); | |
} | |
if ( pop == null ) { | |
pop = context; | |
} | |
Expr.relative[ cur ]( checkSet, pop, contextXML ); | |
} | |
} else { | |
checkSet = parts = []; | |
} | |
} | |
if ( !checkSet ) { | |
checkSet = set; | |
} | |
if ( !checkSet ) { | |
throw "Syntax error, unrecognized expression: " + (cur || selector); | |
} | |
if ( toString.call(checkSet) === "[object Array]" ) { | |
if ( !prune ) { | |
results.push.apply( results, checkSet ); | |
} else if ( context && context.nodeType === 1 ) { | |
for ( var i = 0; checkSet[i] != null; i++ ) { | |
if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) { | |
results.push( set[i] ); | |
} | |
} | |
} else { | |
for ( var i = 0; checkSet[i] != null; i++ ) { | |
if ( checkSet[i] && checkSet[i].nodeType === 1 ) { | |
results.push( set[i] ); | |
} | |
} | |
} | |
} else { | |
makeArray( checkSet, results ); | |
} | |
if ( extra ) { | |
Sizzle( extra, origContext, results, seed ); | |
Sizzle.uniqueSort( results ); | |
} | |
return results; | |
}; | |
Sizzle.uniqueSort = function(results){ | |
if ( sortOrder ) { | |
hasDuplicate = baseHasDuplicate; | |
results.sort(sortOrder); | |
if ( hasDuplicate ) { | |
for ( var i = 1; i < results.length; i++ ) { | |
if ( results[i] === results[i-1] ) { | |
results.splice(i--, 1); | |
} | |
} | |
} | |
} | |
return results; | |
}; | |
Sizzle.matches = function(expr, set){ | |
return Sizzle(expr, null, null, set); | |
}; | |
Sizzle.find = function(expr, context, isXML){ | |
var set, match; | |
if ( !expr ) { | |
return []; | |
} | |
for ( var i = 0, l = Expr.order.length; i < l; i++ ) { | |
var type = Expr.order[i], match; | |
if ( (match = Expr.leftMatch[ type ].exec( expr )) ) { | |
var left = match[1]; | |
match.splice(1,1); | |
if ( left.substr( left.length - 1 ) !== "\\" ) { | |
match[1] = (match[1] || "").replace(/\\/g, ""); | |
set = Expr.find[ type ]( match, context, isXML ); | |
if ( set != null ) { | |
expr = expr.replace( Expr.match[ type ], "" ); | |
break; | |
} | |
} | |
} | |
} | |
if ( !set ) { | |
set = context.getElementsByTagName("*"); | |
} | |
return {set: set, expr: expr}; | |
}; | |
Sizzle.filter = function(expr, set, inplace, not){ | |
var old = expr, result = [], curLoop = set, match, anyFound, | |
isXMLFilter = set && set[0] && isXML(set[0]); | |
while ( expr && set.length ) { | |
for ( var type in Expr.filter ) { | |
if ( (match = Expr.match[ type ].exec( expr )) != null ) { | |
var filter = Expr.filter[ type ], found, item; | |
anyFound = false; | |
if ( curLoop == result ) { | |
result = []; | |
} | |
if ( Expr.preFilter[ type ] ) { | |
match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter ); | |
if ( !match ) { | |
anyFound = found = true; | |
} else if ( match === true ) { | |
continue; | |
} | |
} | |
if ( match ) { | |
for ( var i = 0; (item = curLoop[i]) != null; i++ ) { | |
if ( item ) { | |
found = filter( item, match, i, curLoop ); | |
var pass = not ^ !!found; | |
if ( inplace && found != null ) { | |
if ( pass ) { | |
anyFound = true; | |
} else { | |
curLoop[i] = false; | |
} | |
} else if ( pass ) { | |
result.push( item ); | |
anyFound = true; | |
} | |
} | |
} | |
} | |
if ( found !== undefined ) { | |
if ( !inplace ) { | |
curLoop = result; | |
} | |
expr = expr.replace( Expr.match[ type ], "" ); | |
if ( !anyFound ) { | |
return []; | |
} | |
break; | |
} | |
} | |
} | |
if ( expr == old ) { | |
if ( anyFound == null ) { | |
throw "Syntax error, unrecognized expression: " + expr; | |
} else { | |
break; | |
} | |
} | |
old = expr; | |
} | |
return curLoop; | |
}; | |
var Expr = Sizzle.selectors = { | |
order: [ "ID", "NAME", "TAG" ], | |
match: { | |
ID: /#((?:[\w\u00c0-\uFFFF-]|\\.)+)/, | |
CLASS: /\.((?:[\w\u00c0-\uFFFF-]|\\.)+)/, | |
NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF-]|\\.)+)['"]*\]/, | |
ATTR: /\[\s*((?:[\w\u00c0-\uFFFF-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/, | |
TAG: /^((?:[\w\u00c0-\uFFFF\*-]|\\.)+)/, | |
CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/, | |
POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/, | |
PSEUDO: /:((?:[\w\u00c0-\uFFFF-]|\\.)+)(?:\((['"]*)((?:\([^\)]+\)|[^\2\(\)]*)+)\2\))?/ | |
}, | |
leftMatch: {}, | |
attrMap: { | |
"class": "className", | |
"for": "htmlFor" | |
}, | |
attrHandle: { | |
href: function(elem){ | |
return elem.getAttribute("href"); | |
} | |
}, | |
relative: { | |
"+": function(checkSet, part, isXML){ | |
var isPartStr = typeof part === "string", | |
isTag = isPartStr && !/\W/.test(part), | |
isPartStrNotTag = isPartStr && !isTag; | |
if ( isTag && !isXML ) { | |
part = part.toUpperCase(); | |
} | |
for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) { | |
if ( (elem = checkSet[i]) ) { | |
while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {} | |
checkSet[i] = isPartStrNotTag || elem && elem.nodeName === part ? | |
elem || false : | |
elem === part; | |
} | |
} | |
if ( isPartStrNotTag ) { | |
Sizzle.filter( part, checkSet, true ); | |
} | |
}, | |
">": function(checkSet, part, isXML){ | |
var isPartStr = typeof part === "string"; | |
if ( isPartStr && !/\W/.test(part) ) { | |
part = isXML ? part : part.toUpperCase(); | |
for ( var i = 0, l = checkSet.length; i < l; i++ ) { | |
var elem = checkSet[i]; | |
if ( elem ) { | |
var parent = elem.parentNode; | |
checkSet[i] = parent.nodeName === part ? parent : false; | |
} | |
} | |
} else { | |
for ( var i = 0, l = checkSet.length; i < l; i++ ) { | |
var elem = checkSet[i]; | |
if ( elem ) { | |
checkSet[i] = isPartStr ? | |
elem.parentNode : | |
elem.parentNode === part; | |
} | |
} | |
if ( isPartStr ) { | |
Sizzle.filter( part, checkSet, true ); | |
} | |
} | |
}, | |
"": function(checkSet, part, isXML){ | |
var doneName = done++, checkFn = dirCheck; | |
if ( !/\W/.test(part) ) { | |
var nodeCheck = part = isXML ? part : part.toUpperCase(); | |
checkFn = dirNodeCheck; | |
} | |
checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML); | |
}, | |
"~": function(checkSet, part, isXML){ | |
var doneName = done++, checkFn = dirCheck; | |
if ( typeof part === "string" && !/\W/.test(part) ) { | |
var nodeCheck = part = isXML ? part : part.toUpperCase(); | |
checkFn = dirNodeCheck; | |
} | |
checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML); | |
} | |
}, | |
find: { | |
ID: function(match, context, isXML){ | |
if ( typeof context.getElementById !== "undefined" && !isXML ) { | |
var m = context.getElementById(match[1]); | |
return m ? [m] : []; | |
} | |
}, | |
NAME: function(match, context, isXML){ | |
if ( typeof context.getElementsByName !== "undefined" ) { | |
var ret = [], results = context.getElementsByName(match[1]); | |
for ( var i = 0, l = results.length; i < l; i++ ) { | |
if ( results[i].getAttribute("name") === match[1] ) { | |
ret.push( results[i] ); | |
} | |
} | |
return ret.length === 0 ? null : ret; | |
} | |
}, | |
TAG: function(match, context){ | |
return context.getElementsByTagName(match[1]); | |
} | |
}, | |
preFilter: { | |
CLASS: function(match, curLoop, inplace, result, not, isXML){ | |
match = " " + match[1].replace(/\\/g, "") + " "; | |
if ( isXML ) { | |
return match; | |
} | |
for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) { | |
if ( elem ) { | |
if ( not ^ (elem.className && (" " + elem.className + " ").indexOf(match) >= 0) ) { | |
if ( !inplace ) | |
result.push( elem ); | |
} else if ( inplace ) { | |
curLoop[i] = false; | |
} | |
} | |
} | |
return false; | |
}, | |
ID: function(match){ | |
return match[1].replace(/\\/g, ""); | |
}, | |
TAG: function(match, curLoop){ | |
for ( var i = 0; curLoop[i] === false; i++ ){} | |
return curLoop[i] && isXML(curLoop[i]) ? match[1] : match[1].toUpperCase(); | |
}, | |
CHILD: function(match){ | |
if ( match[1] == "nth" ) { | |
var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec( | |
match[2] == "even" && "2n" || match[2] == "odd" && "2n+1" || | |
!/\D/.test( match[2] ) && "0n+" + match[2] || match[2]); | |
match[2] = (test[1] + (test[2] || 1)) - 0; | |
match[3] = test[3] - 0; | |
} | |
match[0] = done++; | |
return match; | |
}, | |
ATTR: function(match, curLoop, inplace, result, not, isXML){ | |
var name = match[1].replace(/\\/g, ""); | |
if ( !isXML && Expr.attrMap[name] ) { | |
match[1] = Expr.attrMap[name]; | |
} | |
if ( match[2] === "~=" ) { | |
match[4] = " " + match[4] + " "; | |
} | |
return match; | |
}, | |
PSEUDO: function(match, curLoop, inplace, result, not){ | |
if ( match[1] === "not" ) { | |
if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) { | |
match[3] = Sizzle(match[3], null, null, curLoop); | |
} else { | |
var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not); | |
if ( !inplace ) { | |
result.push.apply( result, ret ); | |
} | |
return false; | |
} | |
} else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) { | |
return true; | |
} | |
return match; | |
}, | |
POS: function(match){ | |
match.unshift( true ); | |
return match; | |
} | |
}, | |
filters: { | |
enabled: function(elem){ | |
return elem.disabled === false && elem.type !== "hidden"; | |
}, | |
disabled: function(elem){ | |
return elem.disabled === true; | |
}, | |
checked: function(elem){ | |
return elem.checked === true; | |
}, | |
selected: function(elem){ | |
elem.parentNode.selectedIndex; | |
return elem.selected === true; | |
}, | |
parent: function(elem){ | |
return !!elem.firstChild; | |
}, | |
empty: function(elem){ | |
return !elem.firstChild; | |
}, | |
has: function(elem, i, match){ | |
return !!Sizzle( match[3], elem ).length; | |
}, | |
header: function(elem){ | |
return /h\d/i.test( elem.nodeName ); | |
}, | |
text: function(elem){ | |
return "text" === elem.type; | |
}, | |
radio: function(elem){ | |
return "radio" === elem.type; | |
}, | |
checkbox: function(elem){ | |
return "checkbox" === elem.type; | |
}, | |
file: function(elem){ | |
return "file" === elem.type; | |
}, | |
password: function(elem){ | |
return "password" === elem.type; | |
}, | |
submit: function(elem){ | |
return "submit" === elem.type; | |
}, | |
image: function(elem){ | |
return "image" === elem.type; | |
}, | |
reset: function(elem){ | |
return "reset" === elem.type; | |
}, | |
button: function(elem){ | |
return "button" === elem.type || elem.nodeName.toUpperCase() === "BUTTON"; | |
}, | |
input: function(elem){ | |
return /input|select|textarea|button/i.test(elem.nodeName); | |
} | |
}, | |
setFilters: { | |
first: function(elem, i){ | |
return i === 0; | |
}, | |
last: function(elem, i, match, array){ | |
return i === array.length - 1; | |
}, | |
even: function(elem, i){ | |
return i % 2 === 0; | |
}, | |
odd: function(elem, i){ | |
return i % 2 === 1; | |
}, | |
lt: function(elem, i, match){ | |
return i < match[3] - 0; | |
}, | |
gt: function(elem, i, match){ | |
return i > match[3] - 0; | |
}, | |
nth: function(elem, i, match){ | |
return match[3] - 0 == i; | |
}, | |
eq: function(elem, i, match){ | |
return match[3] - 0 == i; | |
} | |
}, | |
filter: { | |
PSEUDO: function(elem, match, i, array){ | |
var name = match[1], filter = Expr.filters[ name ]; | |
if ( filter ) { | |
return filter( elem, i, match, array ); | |
} else if ( name === "contains" ) { | |
return (elem.textContent || elem.innerText || "").indexOf(match[3]) >= 0; | |
} else if ( name === "not" ) { | |
var not = match[3]; | |
for ( var i = 0, l = not.length; i < l; i++ ) { | |
if ( not[i] === elem ) { | |
return false; | |
} | |
} | |
return true; | |
} | |
}, | |
CHILD: function(elem, match){ | |
var type = match[1], node = elem; | |
switch (type) { | |
case 'only': | |
case 'first': | |
while ( (node = node.previousSibling) ) { | |
if ( node.nodeType === 1 ) return false; | |
} | |
if ( type == 'first') return true; | |
node = elem; | |
case 'last': | |
while ( (node = node.nextSibling) ) { | |
if ( node.nodeType === 1 ) return false; | |
} | |
return true; | |
case 'nth': | |
var first = match[2], last = match[3]; | |
if ( first == 1 && last == 0 ) { | |
return true; | |
} | |
var doneName = match[0], | |
parent = elem.parentNode; | |
if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) { | |
var count = 0; | |
for ( node = parent.firstChild; node; node = node.nextSibling ) { | |
if ( node.nodeType === 1 ) { | |
node.nodeIndex = ++count; | |
} | |
} | |
parent.sizcache = doneName; | |
} | |
var diff = elem.nodeIndex - last; | |
if ( first == 0 ) { | |
return diff == 0; | |
} else { | |
return ( diff % first == 0 && diff / first >= 0 ); | |
} | |
} | |
}, | |
ID: function(elem, match){ | |
return elem.nodeType === 1 && elem.getAttribute("id") === match; | |
}, | |
TAG: function(elem, match){ | |
return (match === "*" && elem.nodeType === 1) || elem.nodeName === match; | |
}, | |
CLASS: function(elem, match){ | |
return (" " + (elem.className || elem.getAttribute("class")) + " ") | |
.indexOf( match ) > -1; | |
}, | |
ATTR: function(elem, match){ | |
var name = match[1], | |
result = Expr.attrHandle[ name ] ? | |
Expr.attrHandle[ name ]( elem ) : | |
elem[ name ] != null ? | |
elem[ name ] : | |
elem.getAttribute( name ), | |
value = result + "", | |
type = match[2], | |
check = match[4]; | |
return result == null ? | |
type === "!=" : | |
type === "=" ? | |
value === check : | |
type === "*=" ? | |
value.indexOf(check) >= 0 : | |
type === "~=" ? | |
(" " + value + " ").indexOf(check) >= 0 : | |
!check ? | |
value && result !== false : | |
type === "!=" ? | |
value != check : | |
type === "^=" ? | |
value.indexOf(check) === 0 : | |
type === "$=" ? | |
value.substr(value.length - check.length) === check : | |
type === "|=" ? | |
value === check || value.substr(0, check.length + 1) === check + "-" : | |
false; | |
}, | |
POS: function(elem, match, i, array){ | |
var name = match[2], filter = Expr.setFilters[ name ]; | |
if ( filter ) { | |
return filter( elem, i, match, array ); | |
} | |
} | |
} | |
}; | |
var origPOS = Expr.match.POS; | |
for ( var type in Expr.match ) { | |
Expr.match[ type ] = new RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source ); | |
Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source ); | |
} | |
var makeArray = function(array, results) { | |
array = Array.prototype.slice.call( array, 0 ); | |
if ( results ) { | |
results.push.apply( results, array ); | |
return results; | |
} | |
return array; | |
}; | |
try { | |
Array.prototype.slice.call( document.documentElement.childNodes, 0 ); | |
} catch(e){ | |
makeArray = function(array, results) { | |
var ret = results || []; | |
if ( toString.call(array) === "[object Array]" ) { | |
Array.prototype.push.apply( ret, array ); | |
} else { | |
if ( typeof array.length === "number" ) { | |
for ( var i = 0, l = array.length; i < l; i++ ) { | |
ret.push( array[i] ); | |
} | |
} else { | |
for ( var i = 0; array[i]; i++ ) { | |
ret.push( array[i] ); | |
} | |
} | |
} | |
return ret; | |
}; | |
} | |
var sortOrder; | |
if ( document.documentElement.compareDocumentPosition ) { | |
sortOrder = function( a, b ) { | |
if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) { | |
if ( a == b ) { | |
hasDuplicate = true; | |
} | |
return 0; | |
} | |
var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1; | |
if ( ret === 0 ) { | |
hasDuplicate = true; | |
} | |
return ret; | |
}; | |
} else if ( "sourceIndex" in document.documentElement ) { | |
sortOrder = function( a, b ) { | |
if ( !a.sourceIndex || !b.sourceIndex ) { | |
if ( a == b ) { | |
hasDuplicate = true; | |
} | |
return 0; | |
} | |
var ret = a.sourceIndex - b.sourceIndex; | |
if ( ret === 0 ) { | |
hasDuplicate = true; | |
} | |
return ret; | |
}; | |
} else if ( document.createRange ) { | |
sortOrder = function( a, b ) { | |
if ( !a.ownerDocument || !b.ownerDocument ) { | |
if ( a == b ) { | |
hasDuplicate = true; | |
} | |
return 0; | |
} | |
var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange(); | |
aRange.setStart(a, 0); | |
aRange.setEnd(a, 0); | |
bRange.setStart(b, 0); | |
bRange.setEnd(b, 0); | |
var ret = aRange.compareBoundaryPoints(Range.START_TO_END, bRange); | |
if ( ret === 0 ) { | |
hasDuplicate = true; | |
} | |
return ret; | |
}; | |
} | |
(function(){ | |
var form = document.createElement("div"), | |
id = "script" + (new Date).getTime(); | |
form.innerHTML = "<a name='" + id + "'/>"; | |
var root = document.documentElement; | |
root.insertBefore( form, root.firstChild ); | |
if ( !!document.getElementById( id ) ) { | |
Expr.find.ID = function(match, context, isXML){ | |
if ( typeof context.getElementById !== "undefined" && !isXML ) { | |
var m = context.getElementById(match[1]); | |
return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : []; | |
} | |
}; | |
Expr.filter.ID = function(elem, match){ | |
var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); | |
return elem.nodeType === 1 && node && node.nodeValue === match; | |
}; | |
} | |
root.removeChild( form ); | |
root = form = null; // release memory in IE | |
})(); | |
(function(){ | |
var div = document.createElement("div"); | |
div.appendChild( document.createComment("") ); | |
if ( div.getElementsByTagName("*").length > 0 ) { | |
Expr.find.TAG = function(match, context){ | |
var results = context.getElementsByTagName(match[1]); | |
if ( match[1] === "*" ) { | |
var tmp = []; | |
for ( var i = 0; results[i]; i++ ) { | |
if ( results[i].nodeType === 1 ) { | |
tmp.push( results[i] ); | |
} | |
} | |
results = tmp; | |
} | |
return results; | |
}; | |
} | |
div.innerHTML = "<a href='#'></a>"; | |
if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" && | |
div.firstChild.getAttribute("href") !== "#" ) { | |
Expr.attrHandle.href = function(elem){ | |
return elem.getAttribute("href", 2); | |
}; | |
} | |
div = null; // release memory in IE | |
})(); | |
if ( document.querySelectorAll ) (function(){ | |
var oldSizzle = Sizzle, div = document.createElement("div"); | |
div.innerHTML = "<p class='TEST'></p>"; | |
if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) { | |
return; | |
} | |
Sizzle = function(query, context, extra, seed){ | |
context = context || document; | |
if ( !seed && context.nodeType === 9 && !isXML(context) ) { | |
try { | |
return makeArray( context.querySelectorAll(query), extra ); | |
} catch(e){} | |
} | |
return oldSizzle(query, context, extra, seed); | |
}; | |
for ( var prop in oldSizzle ) { | |
Sizzle[ prop ] = oldSizzle[ prop ]; | |
} | |
div = null; // release memory in IE | |
})(); | |
if ( document.getElementsByClassName && document.documentElement.getElementsByClassName ) (function(){ | |
var div = document.createElement("div"); | |
div.innerHTML = "<div class='test e'></div><div class='test'></div>"; | |
if ( div.getElementsByClassName("e").length === 0 ) | |
return; | |
div.lastChild.className = "e"; | |
if ( div.getElementsByClassName("e").length === 1 ) | |
return; | |
Expr.order.splice(1, 0, "CLASS"); | |
Expr.find.CLASS = function(match, context, isXML) { | |
if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) { | |
return context.getElementsByClassName(match[1]); | |
} | |
}; | |
div = null; // release memory in IE | |
})(); | |
function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) { | |
var sibDir = dir == "previousSibling" && !isXML; | |
for ( var i = 0, l = checkSet.length; i < l; i++ ) { | |
var elem = checkSet[i]; | |
if ( elem ) { | |
if ( sibDir && elem.nodeType === 1 ){ | |
elem.sizcache = doneName; | |
elem.sizset = i; | |
} | |
elem = elem[dir]; | |
var match = false; | |
while ( elem ) { | |
if ( elem.sizcache === doneName ) { | |
match = checkSet[elem.sizset]; | |
break; | |
} | |
if ( elem.nodeType === 1 && !isXML ){ | |
elem.sizcache = doneName; | |
elem.sizset = i; | |
} | |
if ( elem.nodeName === cur ) { | |
match = elem; | |
break; | |
} | |
elem = elem[dir]; | |
} | |
checkSet[i] = match; | |
} | |
} | |
} | |
function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) { | |
var sibDir = dir == "previousSibling" && !isXML; | |
for ( var i = 0, l = checkSet.length; i < l; i++ ) { | |
var elem = checkSet[i]; | |
if ( elem ) { | |
if ( sibDir && elem.nodeType === 1 ) { | |
elem.sizcache = doneName; | |
elem.sizset = i; | |
} | |
elem = elem[dir]; | |
var match = false; | |
while ( elem ) { | |
if ( elem.sizcache === doneName ) { | |
match = checkSet[elem.sizset]; | |
break; | |
} | |
if ( elem.nodeType === 1 ) { | |
if ( !isXML ) { | |
elem.sizcache = doneName; | |
elem.sizset = i; | |
} | |
if ( typeof cur !== "string" ) { | |
if ( elem === cur ) { | |
match = true; | |
break; | |
} | |
} else if ( Sizzle.filter( cur, [elem] ).length > 0 ) { | |
match = elem; | |
break; | |
} | |
} | |
elem = elem[dir]; | |
} | |
checkSet[i] = match; | |
} | |
} | |
} | |
var contains = document.compareDocumentPosition ? function(a, b){ | |
return a.compareDocumentPosition(b) & 16; | |
} : function(a, b){ | |
return a !== b && (a.contains ? a.contains(b) : true); | |
}; | |
var isXML = function(elem){ | |
return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" || | |
!!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML"; | |
}; | |
var posProcess = function(selector, context){ | |
var tmpSet = [], later = "", match, | |
root = context.nodeType ? [context] : context; | |
while ( (match = Expr.match.PSEUDO.exec( selector )) ) { | |
later += match[0]; | |
selector = selector.replace( Expr.match.PSEUDO, "" ); | |
} | |
selector = Expr.relative[selector] ? selector + "*" : selector; | |
for ( var i = 0, l = root.length; i < l; i++ ) { | |
Sizzle( selector, root[i], tmpSet ); | |
} | |
return Sizzle.filter( later, tmpSet ); | |
}; | |
window.Sizzle = Sizzle; | |
})(); | |
;(function(engine) { | |
var extendElements = Prototype.Selector.extendElements; | |
function select(selector, scope) { | |
return extendElements(engine(selector, scope || document)); | |
} | |
function match(element, selector) { | |
return engine.matches(selector, [element]).length == 1; | |
} | |
Prototype.Selector.engine = engine; | |
Prototype.Selector.select = select; | |
Prototype.Selector.match = match; | |
})(Sizzle); | |
window.Sizzle = Prototype._original_property; | |
delete Prototype._original_property; | |
var Form = { | |
reset: function(form) { | |
form = $(form); | |
form.reset(); | |
return form; | |
}, | |
serializeElements: function(elements, options) { | |
if (typeof options != 'object') options = { hash: !!options }; | |
else if (Object.isUndefined(options.hash)) options.hash = true; | |
var key, value, submitted = false, submit = options.submit, accumulator, initial; | |
if (options.hash) { | |
initial = {}; | |
accumulator = function(result, key, value) { | |
if (key in result) { | |
if (!Object.isArray(result[key])) result[key] = [result[key]]; | |
result[key].push(value); | |
} else result[key] = value; | |
return result; | |
}; | |
} else { | |
initial = ''; | |
accumulator = function(result, key, value) { | |
return result + (result ? '&' : '') + encodeURIComponent(key) + '=' + encodeURIComponent(value); | |
} | |
} | |
return elements.inject(initial, 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)))) { | |
result = accumulator(result, key, value); | |
} | |
} | |
return result; | |
}); | |
} | |
}; | |
Form.Methods = { | |
serialize: function(form, options) { | |
return Form.serializeElements(Form.getElements(form), options); | |
}, | |
getElements: function(form) { | |
var elements = $(form).getElementsByTagName('*'), | |
element, | |
arr = [ ], | |
serializers = Form.Element.Serializers; | |
for (var i = 0; element = elements[i]; i++) { | |
arr.push(element); | |
} | |
return arr.inject([], function(elements, child) { | |
if (serializers[child.tagName.toLowerCase()]) | |
elements.push(Element.extend(child)); | |
return elements; | |
}) | |
}, | |
getInputs: function(form, typeName, name) { | |
form = $(form); | |
var inputs = form.getElementsByTagName('input'); | |
if (!typeName && !name) return $A(inputs).map(Element.extend); | |
for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) { | |
var input = inputs[i]; | |
if ((typeName && input.type != typeName) || (name && input.name != name)) | |
continue; | |
matchingInputs.push(Element.extend(input)); | |
} | |
return matchingInputs; | |
}, | |
disable: function(form) { | |
form = $(form); | |
Form.getElements(form).invoke('disable'); | |
return form; | |
}, | |
enable: function(form) { | |
form = $(form); | |
Form.getElements(form).invoke('enable'); | |
return form; | |
}, | |
findFirstElement: function(form) { | |
var elements = $(form).getElements().findAll(function(element) { | |
return 'hidden' != element.type && !element.disabled; | |
}); | |
var firstByIndex = elements.findAll(function(element) { | |
return element.hasAttribute('tabIndex') && element.tabIndex >= 0; | |
}).sortBy(function(element) { return element.tabIndex }).first(); | |
return firstByIndex ? firstByIndex : elements.find(function(element) { | |
return /^(?:input|select|textarea)$/i.test(element.tagName); | |
}); | |
}, | |
focusFirstElement: function(form) { | |
form = $(form); | |
var element = form.findFirstElement(); | |
if (element) element.activate(); | |
return form; | |
}, | |
request: function(form, options) { | |
form = $(form), options = Object.clone(options || { }); | |
var params = options.parameters, action = form.readAttribute('action') || ''; | |
if (action.blank()) action = window.location.href; | |
options.parameters = form.serialize(true); | |
if (params) { | |
if (Object.isString(params)) params = params.toQueryParams(); | |
Object.extend(options.parameters, params); | |
} | |
if (form.hasAttribute('method') && !options.method) | |
options.method = form.method; | |
return new Ajax.Request(action, options); | |
} | |
}; | |
/*--------------------------------------------------------------------------*/ | |
Form.Element = { | |
focus: function(element) { | |
$(element).focus(); | |
return element; | |
}, | |
select: function(element) { | |
$(element).select(); | |
return element; | |
} | |
}; | |
Form.Element.Methods = { | |
serialize: function(element) { | |
element = $(element); | |
if (!element.disabled && element.name) { | |
var value = element.getValue(); | |
if (value != undefined) { | |
var pair = { }; | |
pair[element.name] = value; | |
return Object.toQueryString(pair); | |
} | |
} | |
return ''; | |
}, | |
getValue: function(element) { | |
element = $(element); | |
var method = element.tagName.toLowerCase(); | |
return Form.Element.Serializers[method](element); | |
}, | |
setValue: function(element, value) { | |
element = $(element); | |
var method = element.tagName.toLowerCase(); | |
Form.Element.Serializers[method](element, value); | |
return element; | |
}, | |
clear: function(element) { | |
$(element).value = ''; | |
return element; | |
}, | |
present: function(element) { | |
return $(element).value != ''; | |
}, | |
activate: function(element) { | |
element = $(element); | |
try { | |
element.focus(); | |
if (element.select && (element.tagName.toLowerCase() != 'input' || | |
!(/^(?:button|reset|submit)$/i.test(element.type)))) | |
element.select(); | |
} catch (e) { } | |
return element; | |
}, | |
disable: function(element) { | |
element = $(element); | |
element.disabled = true; | |
return element; | |
}, | |
enable: function(element) { | |
element = $(element); | |
element.disabled = false; | |
return element; | |
} | |
}; | |
/*--------------------------------------------------------------------------*/ | |
var Field = Form.Element; | |
var $F = Form.Element.Methods.getValue; | |
/*--------------------------------------------------------------------------*/ | |
Form.Element.Serializers = (function() { | |
function input(element, value) { | |
switch (element.type.toLowerCase()) { | |
case 'checkbox': | |
case 'radio': | |
return inputSelector(element, value); | |
default: | |
return valueSelector(element, value); | |
} | |
} | |
function inputSelector(element, value) { | |
if (Object.isUndefined(value)) | |
return element.checked ? element.value : null; | |
else element.checked = !!value; | |
} | |
function valueSelector(element, value) { | |
if (Object.isUndefined(value)) return element.value; | |
else element.value = value; | |
} | |
function select(element, value) { | |
if (Object.isUndefined(value)) | |
return (element.type === 'select-one' ? selectOne : selectMany)(element); | |
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); | |
} | |
} | |
function selectOne(element) { | |
var index = element.selectedIndex; | |
return index >= 0 ? optionValue(element.options[index]) : null; | |
} | |
function selectMany(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(optionValue(opt)); | |
} | |
return values; | |
} | |
function optionValue(opt) { | |
return Element.hasAttribute(opt, 'value') ? opt.value : opt.text; | |
} | |
return { | |
input: input, | |
inputSelector: inputSelector, | |
textarea: valueSelector, | |
select: select, | |
selectOne: selectOne, | |
selectMany: selectMany, | |
optionValue: optionValue, | |
button: valueSelector | |
}; | |
})(); | |
/*--------------------------------------------------------------------------*/ | |
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); | |
} | |
}); | |
(function() { | |
var Event = { | |
KEY_BACKSPACE: 8, | |
KEY_TAB: 9, | |
KEY_RETURN: 13, | |
KEY_ESC: 27, | |
KEY_LEFT: 37, | |
KEY_UP: 38, | |
KEY_RIGHT: 39, | |
KEY_DOWN: 40, | |
KEY_DELETE: 46, | |
KEY_HOME: 36, | |
KEY_END: 35, | |
KEY_PAGEUP: 33, | |
KEY_PAGEDOWN: 34, | |
KEY_INSERT: 45, | |
cache: {} | |
}; | |
var docEl = document.documentElement; | |
var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl | |
&& 'onmouseleave' in docEl; | |
var isIELegacyEvent = function(event) { return false; }; | |
if (window.attachEvent) { | |
if (window.addEventListener) { | |
isIELegacyEvent = function(event) { | |
return !(event instanceof window.Event); | |
}; | |
} else { | |
isIELegacyEvent = function(event) { return true; }; | |
} | |
} | |
var _isButton; | |
function _isButtonForDOMEvents(event, code) { | |
return event.which ? (event.which === code + 1) : (event.button === code); | |
} | |
var legacyButtonMap = { 0: 1, 1: 4, 2: 2 }; | |
function _isButtonForLegacyEvents(event, code) { | |
return event.button === legacyButtonMap[code]; | |
} | |
function _isButtonForWebKit(event, code) { | |
switch (code) { | |
case 0: return event.which == 1 && !event.metaKey; | |
case 1: return event.which == 2 || (event.which == 1 && event.metaKey); | |
case 2: return event.which == 3; | |
default: return false; | |
} | |
} | |
if (window.attachEvent) { | |
if (!window.addEventListener) { | |
_isButton = _isButtonForLegacyEvents; | |
} else { | |
_isButton = function(event, code) { | |
return isIELegacyEvent(event) ? _isButtonForLegacyEvents(event, code) : | |
_isButtonForDOMEvents(event, code); | |
} | |
} | |
} else if (Prototype.Browser.WebKit) { | |
_isButton = _isButtonForWebKit; | |
} else { | |
_isButton = _isButtonForDOMEvents; | |
} | |
function isLeftClick(event) { return _isButton(event, 0) } | |
function isMiddleClick(event) { return _isButton(event, 1) } | |
function isRightClick(event) { return _isButton(event, 2) } | |
function element(event) { | |
event = Event.extend(event); | |
var node = event.target, type = event.type, | |
currentTarget = event.currentTarget; | |
if (currentTarget && currentTarget.tagName) { | |
if (type === 'load' || type === 'error' || | |
(type === 'click' && currentTarget.tagName.toLowerCase() === 'input' | |
&& currentTarget.type === 'radio')) | |
node = currentTarget; | |
} | |
if (node.nodeType == Node.TEXT_NODE) | |
node = node.parentNode; | |
return Element.extend(node); | |
} | |
function findElement(event, expression) { | |
var element = Event.element(event); | |
if (!expression) return element; | |
while (element) { | |
if (Object.isElement(element) && Prototype.Selector.match(element, expression)) { | |
return Element.extend(element); | |
} | |
element = element.parentNode; | |
} | |
} | |
function pointer(event) { | |
return { x: pointerX(event), y: pointerY(event) }; | |
} | |
function pointerX(event) { | |
var docElement = document.documentElement, | |
body = document.body || { scrollLeft: 0 }; | |
return event.pageX || (event.clientX + | |
(docElement.scrollLeft || body.scrollLeft) - | |
(docElement.clientLeft || 0)); | |
} | |
function pointerY(event) { | |
var docElement = document.documentElement, | |
body = document.body || { scrollTop: 0 }; | |
return event.pageY || (event.clientY + | |
(docElement.scrollTop || body.scrollTop) - | |
(docElement.clientTop || 0)); | |
} | |
function stop(event) { | |
Event.extend(event); | |
event.preventDefault(); | |
event.stopPropagation(); | |
event.stopped = true; | |
} | |
Event.Methods = { | |
isLeftClick: isLeftClick, | |
isMiddleClick: isMiddleClick, | |
isRightClick: isRightClick, | |
element: element, | |
findElement: findElement, | |
pointer: pointer, | |
pointerX: pointerX, | |
pointerY: pointerY, | |
stop: stop | |
}; | |
var methods = Object.keys(Event.Methods).inject({ }, function(m, name) { | |
m[name] = Event.Methods[name].methodize(); | |
return m; | |
}); | |
if (window.attachEvent) { | |
function _relatedTarget(event) { | |
var element; | |
switch (event.type) { | |
case 'mouseover': | |
case 'mouseenter': | |
element = event.fromElement; | |
break; | |
case 'mouseout': | |
case 'mouseleave': | |
element = event.toElement; | |
break; | |
default: | |
return null; | |
} | |
return Element.extend(element); | |
} | |
var additionalMethods = { | |
stopPropagation: function() { this.cancelBubble = true }, | |
preventDefault: function() { this.returnValue = false }, | |
inspect: function() { return '[object Event]' } | |
}; | |
Event.extend = function(event, element) { | |
if (!event) return false; | |
if (!isIELegacyEvent(event)) return event; | |
if (event._extendedByPrototype) return event; | |
event._extendedByPrototype = Prototype.emptyFunction; | |
var pointer = Event.pointer(event); | |
Object.extend(event, { | |
target: event.srcElement || element, | |
relatedTarget: _relatedTarget(event), | |
pageX: pointer.x, | |
pageY: pointer.y | |
}); | |
Object.extend(event, methods); | |
Object.extend(event, additionalMethods); | |
return event; | |
}; | |
} else { | |
Event.extend = Prototype.K; | |
} | |
if (window.addEventListener) { | |
Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__; | |
Object.extend(Event.prototype, methods); | |
} | |
function _createResponder(element, eventName, handler) { | |
var registry = Element.retrieve(element, 'prototype_event_registry'); | |
if (Object.isUndefined(registry)) { | |
CACHE.push(element); | |
registry = Element.retrieve(element, 'prototype_event_registry', $H()); | |
} | |
var respondersForEvent = registry.get(eventName); | |
if (Object.isUndefined(respondersForEvent)) { | |
respondersForEvent = []; | |
registry.set(eventName, respondersForEvent); | |
} | |
if (respondersForEvent.pluck('handler').include(handler)) return false; | |
var responder; | |
if (eventName.include(":")) { | |
responder = function(event) { | |
if (Object.isUndefined(event.eventName)) | |
return false; | |
if (event.eventName !== eventName) | |
return false; | |
Event.extend(event, element); | |
handler.call(element, event); | |
}; | |
} else { | |
if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED && | |
(eventName === "mouseenter" || eventName === "mouseleave")) { | |
if (eventName === "mouseenter" || eventName === "mouseleave") { | |
responder = function(event) { | |
Event.extend(event, element); | |
var parent = event.relatedTarget; | |
while (parent && parent !== element) { | |
try { parent = parent.parentNode; } | |
catch(e) { parent = element; } | |
} | |
if (parent === element) return; | |
handler.call(element, event); | |
}; | |
} | |
} else { | |
responder = function(event) { | |
Event.extend(event, element); | |
handler.call(element, event); | |
}; | |
} | |
} | |
responder.handler = handler; | |
respondersForEvent.push(responder); | |
return responder; | |
} | |
function _destroyCache() { | |
for (var i = 0, length = CACHE.length; i < length; i++) { | |
Event.stopObserving(CACHE[i]); | |
CACHE[i] = null; | |
} | |
} | |
var CACHE = []; | |
if (Prototype.Browser.IE) | |
window.attachEvent('onunload', _destroyCache); | |
if (Prototype.Browser.WebKit) | |
window.addEventListener('unload', Prototype.emptyFunction, false); | |
var _getDOMEventName = Prototype.K, | |
translations = { mouseenter: "mouseover", mouseleave: "mouseout" }; | |
if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) { | |
_getDOMEventName = function(eventName) { | |
return (translations[eventName] || eventName); | |
}; | |
} | |
function observe(element, eventName, handler) { | |
element = $(element); | |
var responder = _createResponder(element, eventName, handler); | |
if (!responder) return element; | |
if (eventName.include(':')) { | |
if (element.addEventListener) | |
element.addEventListener("dataavailable", responder, false); | |
else { | |
element.attachEvent("ondataavailable", responder); | |
element.attachEvent("onlosecapture", responder); | |
} | |
} else { | |
var actualEventName = _getDOMEventName(eventName); | |
if (element.addEventListener) | |
element.addEventListener(actualEventName, responder, false); | |
else | |
element.attachEvent("on" + actualEventName, responder); | |
} | |
return element; | |
} | |
function stopObserving(element, eventName, handler) { | |
element = $(element); | |
var registry = Element.retrieve(element, 'prototype_event_registry'); | |
if (!registry) return element; | |
if (!eventName) { | |
registry.each( function(pair) { | |
var eventName = pair.key; | |
stopObserving(element, eventName); | |
}); | |
return element; | |
} | |
var responders = registry.get(eventName); | |
if (!responders) return element; | |
if (!handler) { | |
responders.each(function(r) { | |
stopObserving(element, eventName, r.handler); | |
}); | |
return element; | |
} | |
var i = responders.length, responder; | |
while (i--) { | |
if (responders[i].handler === handler) { | |
responder = responders[i]; | |
break; | |
} | |
} | |
if (!responder) return element; | |
if (eventName.include(':')) { | |
if (element.removeEventListener) | |
element.removeEventListener("dataavailable", responder, false); | |
else { | |
element.detachEvent("ondataavailable", responder); | |
element.detachEvent("onlosecapture", responder); | |
} | |
} else { | |
var actualEventName = _getDOMEventName(eventName); | |
if (element.removeEventListener) | |
element.removeEventListener(actualEventName, responder, false); | |
else | |
element.detachEvent('on' + actualEventName, responder); | |
} | |
registry.set(eventName, responders.without(responder)); | |
return element; | |
} | |
function fire(element, eventName, memo, bubble) { | |
element = $(element); | |
if (Object.isUndefined(bubble)) | |
bubble = true; | |
if (element == document && document.createEvent && !element.dispatchEvent) | |
element = document.documentElement; | |
var event; | |
if (document.createEvent) { | |
event = document.createEvent('HTMLEvents'); | |
event.initEvent('dataavailable', bubble, true); | |
} else { | |
event = document.createEventObject(); | |
event.eventType = bubble ? 'ondataavailable' : 'onlosecapture'; | |
} | |
event.eventName = eventName; | |
event.memo = memo || { }; | |
if (document.createEvent) | |
element.dispatchEvent(event); | |
else | |
element.fireEvent(event.eventType, event); | |
return Event.extend(event); | |
} | |
Event.Handler = Class.create({ | |
initialize: function(element, eventName, selector, callback) { | |
this.element = $(element); | |
this.eventName = eventName; | |
this.selector = selector; | |
this.callback = callback; | |
this.handler = this.handleEvent.bind(this); | |
}, | |
start: function() { | |
Event.observe(this.element, this.eventName, this.handler); | |
return this; | |
}, | |
stop: function() { | |
Event.stopObserving(this.element, this.eventName, this.handler); | |
return this; | |
}, | |
handleEvent: function(event) { | |
var element = Event.findElement(event, this.selector); | |
if (element) this.callback.call(this.element, event, element); | |
} | |
}); | |
function on(element, eventName, selector, callback) { | |
element = $(element); | |
if (Object.isFunction(selector) && Object.isUndefined(callback)) { | |
callback = selector, selector = null; | |
} | |
return new Event.Handler(element, eventName, selector, callback).start(); | |
} | |
Object.extend(Event, Event.Methods); | |
Object.extend(Event, { | |
fire: fire, | |
observe: observe, | |
stopObserving: stopObserving, | |
on: on | |
}); | |
Element.addMethods({ | |
fire: fire, | |
observe: observe, | |
stopObserving: stopObserving, | |
on: on | |
}); | |
Object.extend(document, { | |
fire: fire.methodize(), | |
observe: observe.methodize(), | |
stopObserving: stopObserving.methodize(), | |
on: on.methodize(), | |
loaded: false | |
}); | |
if (window.Event) Object.extend(window.Event, Event); | |
else window.Event = Event; | |
})(); | |
(function() { | |
/* Support for the DOMContentLoaded event is based on work by Dan Webb, | |
Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */ | |
var timer; | |
function fireContentLoadedEvent() { | |
if (document.loaded) return; | |
if (timer) window.clearTimeout(timer); | |
document.loaded = true; | |
document.fire('dom:loaded'); | |
} | |
function checkReadyState() { | |
if (document.readyState === 'complete') { | |
document.stopObserving('readystatechange', checkReadyState); | |
fireContentLoadedEvent(); | |
} | |
} | |
function pollDoScroll() { | |
try { document.documentElement.doScroll('left'); } | |
catch(e) { | |
timer = pollDoScroll.defer(); | |
return; | |
} | |
fireContentLoadedEvent(); | |
} | |
if (document.addEventListener) { | |
document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false); | |
} else { | |
document.observe('readystatechange', checkReadyState); | |
if (window == top) | |
timer = pollDoScroll.defer(); | |
} | |
Event.observe(window, 'load', fireContentLoadedEvent); | |
})(); | |
Element.addMethods(); | |
/*------------------------------- 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'); | |
var Position = { | |
includeScrollOffsets: false, | |
prepare: function() { | |
this.deltaX = window.pageXOffset | |
|| document.documentElement.scrollLeft | |
|| document.body.scrollLeft | |
|| 0; | |
this.deltaY = window.pageYOffset | |
|| document.documentElement.scrollTop | |
|| document.body.scrollTop | |
|| 0; | |
}, | |
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); | |
}, | |
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; | |
}, | |
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); | |
/*--------------------------------------------------------------------------*/ | |
(function() { | |
window.Selector = Class.create({ | |
initialize: function(expression) { | |
this.expression = expression.strip(); | |
}, | |
findElements: function(rootElement) { | |
return Prototype.Selector.select(this.expression, rootElement); | |
}, | |
match: function(element) { | |
return Prototype.Selector.match(element, this.expression); | |
}, | |
toString: function() { | |
return this.expression; | |
}, | |
inspect: function() { | |
return "#<Selector: " + this.expression + ">"; | |
} | |
}); | |
Object.extend(Selector, { | |
matchElements: function(elements, expression) { | |
var match = Prototype.Selector.match, | |
results = []; | |
for (var i = 0, length = elements.length; i < length; i++) { | |
var element = elements[i]; | |
if (match(element, expression)) { | |
results.push(Element.extend(element)); | |
} | |
} | |
return results; | |
}, | |
findElement: function(elements, expression, index) { | |
index = index || 0; | |
var matchIndex = 0, element; | |
for (var i = 0, length = elements.length; i < length; i++) { | |
element = elements[i]; | |
if (Prototype.Selector.match(element, expression) && index === matchIndex++) { | |
return Element.extend(element); | |
} | |
} | |
}, | |
findChildElements: function(element, expressions) { | |
var selector = expressions.toArray().join(', '); | |
return Prototype.Selector.select(selector, element || document); | |
} | |
}); | |
})(); |