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1f3d75b369
https://origsvn.digium.com/svn/asterisk/branches/1.4 ........ r227735 | file | 2009-11-04 15:25:37 -0400 (Wed, 04 Nov 2009) | 5 lines Fix a security issue where it may be possible for someone to execute a cross-site AJAX request exploit. (AST-2009-009) ........ git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@227739 65c4cc65-6c06-0410-ace0-fbb531ad65f3
3286 lines
94 KiB
JavaScript
3286 lines
94 KiB
JavaScript
/* Prototype JavaScript framework, version 1.5.1.2
|
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* (c) 2005-2008 Sam Stephenson
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*
|
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* Prototype is freely distributable under the terms of an MIT-style license.
|
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* For details, see the Prototype web site: http://www.prototypejs.org/
|
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*
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/*--------------------------------------------------------------------------*/
|
||
|
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var Prototype = {
|
||
Version: '1.5.1.2',
|
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|
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Browser: {
|
||
IE: !!(window.attachEvent && !window.opera),
|
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Opera: !!window.opera,
|
||
WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
|
||
Gecko: navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1
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||
},
|
||
|
||
BrowserFeatures: {
|
||
XPath: !!document.evaluate,
|
||
ElementExtensions: !!window.HTMLElement,
|
||
SpecificElementExtensions:
|
||
(document.createElement('div').__proto__ !==
|
||
document.createElement('form').__proto__)
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||
},
|
||
|
||
ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
|
||
JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
|
||
|
||
emptyFunction: function() { },
|
||
K: function(x) { return x }
|
||
}
|
||
|
||
var Class = {
|
||
create: function() {
|
||
return function() {
|
||
this.initialize.apply(this, arguments);
|
||
}
|
||
}
|
||
}
|
||
|
||
var Abstract = new Object();
|
||
|
||
Object.extend = function(destination, source) {
|
||
for (var property in source) {
|
||
destination[property] = source[property];
|
||
}
|
||
return destination;
|
||
}
|
||
|
||
Object.extend(Object, {
|
||
inspect: function(object) {
|
||
try {
|
||
if (object === undefined) return 'undefined';
|
||
if (object === null) return 'null';
|
||
return object.inspect ? object.inspect() : object.toString();
|
||
} catch (e) {
|
||
if (e instanceof RangeError) return '...';
|
||
throw e;
|
||
}
|
||
},
|
||
|
||
toJSON: function(object) {
|
||
var type = typeof object;
|
||
switch(type) {
|
||
case 'undefined':
|
||
case 'function':
|
||
case 'unknown': return;
|
||
case 'boolean': return object.toString();
|
||
}
|
||
if (object === null) return 'null';
|
||
if (object.toJSON) return object.toJSON();
|
||
if (object.ownerDocument === document) return;
|
||
var results = [];
|
||
for (var property in object) {
|
||
var value = Object.toJSON(object[property]);
|
||
if (value !== undefined)
|
||
results.push(property.toJSON() + ': ' + value);
|
||
}
|
||
return '{' + results.join(', ') + '}';
|
||
},
|
||
|
||
keys: function(object) {
|
||
var keys = [];
|
||
for (var property in object)
|
||
keys.push(property);
|
||
return keys;
|
||
},
|
||
|
||
values: function(object) {
|
||
var values = [];
|
||
for (var property in object)
|
||
values.push(object[property]);
|
||
return values;
|
||
},
|
||
|
||
clone: function(object) {
|
||
return Object.extend({}, object);
|
||
}
|
||
});
|
||
|
||
Function.prototype.bind = function() {
|
||
var __method = this, args = $A(arguments), object = args.shift();
|
||
return function() {
|
||
return __method.apply(object, args.concat($A(arguments)));
|
||
}
|
||
}
|
||
|
||
Function.prototype.bindAsEventListener = function(object) {
|
||
var __method = this, args = $A(arguments), object = args.shift();
|
||
return function(event) {
|
||
return __method.apply(object, [event || window.event].concat(args));
|
||
}
|
||
}
|
||
|
||
Object.extend(Number.prototype, {
|
||
toColorPart: function() {
|
||
return this.toPaddedString(2, 16);
|
||
},
|
||
|
||
succ: function() {
|
||
return this + 1;
|
||
},
|
||
|
||
times: function(iterator) {
|
||
$R(0, this, true).each(iterator);
|
||
return this;
|
||
},
|
||
|
||
toPaddedString: function(length, radix) {
|
||
var string = this.toString(radix || 10);
|
||
return '0'.times(length - string.length) + string;
|
||
},
|
||
|
||
toJSON: function() {
|
||
return isFinite(this) ? this.toString() : 'null';
|
||
}
|
||
});
|
||
|
||
Date.prototype.toJSON = function() {
|
||
return '"' + this.getFullYear() + '-' +
|
||
(this.getMonth() + 1).toPaddedString(2) + '-' +
|
||
this.getDate().toPaddedString(2) + 'T' +
|
||
this.getHours().toPaddedString(2) + ':' +
|
||
this.getMinutes().toPaddedString(2) + ':' +
|
||
this.getSeconds().toPaddedString(2) + '"';
|
||
};
|
||
|
||
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;
|
||
}
|
||
}
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
var PeriodicalExecuter = Class.create();
|
||
PeriodicalExecuter.prototype = {
|
||
initialize: function(callback, frequency) {
|
||
this.callback = callback;
|
||
this.frequency = frequency;
|
||
this.currentlyExecuting = false;
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||
|
||
this.registerCallback();
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||
},
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||
|
||
registerCallback: function() {
|
||
this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
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||
},
|
||
|
||
stop: function() {
|
||
if (!this.timer) return;
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||
clearInterval(this.timer);
|
||
this.timer = null;
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||
},
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||
|
||
onTimerEvent: function() {
|
||
if (!this.currentlyExecuting) {
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||
try {
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||
this.currentlyExecuting = true;
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||
this.callback(this);
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||
} finally {
|
||
this.currentlyExecuting = false;
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||
}
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||
}
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||
}
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||
}
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||
Object.extend(String, {
|
||
interpret: function(value) {
|
||
return value == null ? '' : String(value);
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||
},
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||
specialChar: {
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||
'\b': '\\b',
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||
'\t': '\\t',
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||
'\n': '\\n',
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||
'\f': '\\f',
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||
'\r': '\\r',
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||
'\\': '\\\\'
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||
}
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||
});
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||
|
||
Object.extend(String.prototype, {
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||
gsub: function(pattern, replacement) {
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||
var result = '', source = this, match;
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||
replacement = arguments.callee.prepareReplacement(replacement);
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||
|
||
while (source.length > 0) {
|
||
if (match = source.match(pattern)) {
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||
result += source.slice(0, match.index);
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||
result += String.interpret(replacement(match));
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||
source = source.slice(match.index + match[0].length);
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||
} else {
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||
result += source, source = '';
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||
}
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||
}
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||
return result;
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||
},
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||
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||
sub: function(pattern, replacement, count) {
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||
replacement = this.gsub.prepareReplacement(replacement);
|
||
count = count === undefined ? 1 : count;
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||
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||
return this.gsub(pattern, function(match) {
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||
if (--count < 0) return match[0];
|
||
return replacement(match);
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||
});
|
||
},
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||
|
||
scan: function(pattern, iterator) {
|
||
this.gsub(pattern, iterator);
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||
return this;
|
||
},
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||
|
||
truncate: function(length, truncation) {
|
||
length = length || 30;
|
||
truncation = truncation === undefined ? '...' : truncation;
|
||
return this.length > length ?
|
||
this.slice(0, length - truncation.length) + truncation : this;
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||
},
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||
|
||
strip: function() {
|
||
return this.replace(/^\s+/, '').replace(/\s+$/, '');
|
||
},
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||
|
||
stripTags: function() {
|
||
return this.replace(/<\/?[^>]+>/gi, '');
|
||
},
|
||
|
||
stripScripts: function() {
|
||
return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
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||
},
|
||
|
||
extractScripts: function() {
|
||
var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
|
||
var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
|
||
return (this.match(matchAll) || []).map(function(scriptTag) {
|
||
return (scriptTag.match(matchOne) || ['', ''])[1];
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||
});
|
||
},
|
||
|
||
evalScripts: function() {
|
||
return this.extractScripts().map(function(script) { return eval(script) });
|
||
},
|
||
|
||
escapeHTML: function() {
|
||
var self = arguments.callee;
|
||
self.text.data = this;
|
||
return self.div.innerHTML;
|
||
},
|
||
|
||
unescapeHTML: function() {
|
||
var div = document.createElement('div');
|
||
div.innerHTML = this.stripTags();
|
||
return div.childNodes[0] ? (div.childNodes.length > 1 ?
|
||
$A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
|
||
div.childNodes[0].nodeValue) : '';
|
||
},
|
||
|
||
toQueryParams: function(separator) {
|
||
var match = this.strip().match(/([^?#]*)(#.*)?$/);
|
||
if (!match) return {};
|
||
|
||
return match[1].split(separator || '&').inject({}, function(hash, pair) {
|
||
if ((pair = pair.split('='))[0]) {
|
||
var key = decodeURIComponent(pair.shift());
|
||
var value = pair.length > 1 ? pair.join('=') : pair[0];
|
||
if (value != undefined) value = decodeURIComponent(value);
|
||
|
||
if (key in hash) {
|
||
if (hash[key].constructor != Array) hash[key] = [hash[key]];
|
||
hash[key].push(value);
|
||
}
|
||
else hash[key] = value;
|
||
}
|
||
return hash;
|
||
});
|
||
},
|
||
|
||
toArray: function() {
|
||
return this.split('');
|
||
},
|
||
|
||
succ: function() {
|
||
return this.slice(0, this.length - 1) +
|
||
String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
|
||
},
|
||
|
||
times: function(count) {
|
||
var result = '';
|
||
for (var i = 0; i < count; i++) result += this;
|
||
return result;
|
||
},
|
||
|
||
camelize: function() {
|
||
var parts = this.split('-'), len = parts.length;
|
||
if (len == 1) return parts[0];
|
||
|
||
var camelized = this.charAt(0) == '-'
|
||
? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
|
||
: parts[0];
|
||
|
||
for (var i = 1; i < len; i++)
|
||
camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);
|
||
|
||
return camelized;
|
||
},
|
||
|
||
capitalize: function() {
|
||
return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
|
||
},
|
||
|
||
underscore: function() {
|
||
return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
|
||
},
|
||
|
||
dasherize: function() {
|
||
return this.gsub(/_/,'-');
|
||
},
|
||
|
||
inspect: function(useDoubleQuotes) {
|
||
var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) {
|
||
var character = String.specialChar[match[0]];
|
||
return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16);
|
||
});
|
||
if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
|
||
return "'" + escapedString.replace(/'/g, '\\\'') + "'";
|
||
},
|
||
|
||
toJSON: function() {
|
||
return this.inspect(true);
|
||
},
|
||
|
||
unfilterJSON: function(filter) {
|
||
return this.sub(filter || Prototype.JSONFilter, '#{1}');
|
||
},
|
||
|
||
isJSON: function() {
|
||
var str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
|
||
return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
|
||
},
|
||
|
||
evalJSON: function(sanitize) {
|
||
var json = this.unfilterJSON();
|
||
try {
|
||
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
|
||
} catch (e) { }
|
||
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
|
||
},
|
||
|
||
include: function(pattern) {
|
||
return this.indexOf(pattern) > -1;
|
||
},
|
||
|
||
startsWith: function(pattern) {
|
||
return this.indexOf(pattern) === 0;
|
||
},
|
||
|
||
endsWith: function(pattern) {
|
||
var d = this.length - pattern.length;
|
||
return d >= 0 && this.lastIndexOf(pattern) === d;
|
||
},
|
||
|
||
empty: function() {
|
||
return this == '';
|
||
},
|
||
|
||
blank: function() {
|
||
return /^\s*$/.test(this);
|
||
}
|
||
});
|
||
|
||
if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
|
||
escapeHTML: function() {
|
||
return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
|
||
},
|
||
unescapeHTML: function() {
|
||
return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
|
||
}
|
||
});
|
||
|
||
String.prototype.gsub.prepareReplacement = function(replacement) {
|
||
if (typeof replacement == 'function') return replacement;
|
||
var template = new Template(replacement);
|
||
return function(match) { return template.evaluate(match) };
|
||
}
|
||
|
||
String.prototype.parseQuery = String.prototype.toQueryParams;
|
||
|
||
Object.extend(String.prototype.escapeHTML, {
|
||
div: document.createElement('div'),
|
||
text: document.createTextNode('')
|
||
});
|
||
|
||
with (String.prototype.escapeHTML) div.appendChild(text);
|
||
|
||
var Template = Class.create();
|
||
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
|
||
Template.prototype = {
|
||
initialize: function(template, pattern) {
|
||
this.template = template.toString();
|
||
this.pattern = pattern || Template.Pattern;
|
||
},
|
||
|
||
evaluate: function(object) {
|
||
return this.template.gsub(this.pattern, function(match) {
|
||
var before = match[1];
|
||
if (before == '\\') return match[2];
|
||
return before + String.interpret(object[match[3]]);
|
||
});
|
||
}
|
||
}
|
||
|
||
var $break = {}, $continue = new Error('"throw $continue" is deprecated, use "return" instead');
|
||
|
||
var Enumerable = {
|
||
each: function(iterator) {
|
||
var index = 0;
|
||
try {
|
||
this._each(function(value) {
|
||
iterator(value, index++);
|
||
});
|
||
} catch (e) {
|
||
if (e != $break) throw e;
|
||
}
|
||
return this;
|
||
},
|
||
|
||
eachSlice: function(number, iterator) {
|
||
var index = -number, slices = [], array = this.toArray();
|
||
while ((index += number) < array.length)
|
||
slices.push(array.slice(index, index+number));
|
||
return slices.map(iterator);
|
||
},
|
||
|
||
all: function(iterator) {
|
||
var result = true;
|
||
this.each(function(value, index) {
|
||
result = result && !!(iterator || Prototype.K)(value, index);
|
||
if (!result) throw $break;
|
||
});
|
||
return result;
|
||
},
|
||
|
||
any: function(iterator) {
|
||
var result = false;
|
||
this.each(function(value, index) {
|
||
if (result = !!(iterator || Prototype.K)(value, index))
|
||
throw $break;
|
||
});
|
||
return result;
|
||
},
|
||
|
||
collect: function(iterator) {
|
||
var results = [];
|
||
this.each(function(value, index) {
|
||
results.push((iterator || Prototype.K)(value, index));
|
||
});
|
||
return results;
|
||
},
|
||
|
||
detect: function(iterator) {
|
||
var result;
|
||
this.each(function(value, index) {
|
||
if (iterator(value, index)) {
|
||
result = value;
|
||
throw $break;
|
||
}
|
||
});
|
||
return result;
|
||
},
|
||
|
||
findAll: function(iterator) {
|
||
var results = [];
|
||
this.each(function(value, index) {
|
||
if (iterator(value, index))
|
||
results.push(value);
|
||
});
|
||
return results;
|
||
},
|
||
|
||
grep: function(pattern, iterator) {
|
||
var results = [];
|
||
this.each(function(value, index) {
|
||
var stringValue = value.toString();
|
||
if (stringValue.match(pattern))
|
||
results.push((iterator || Prototype.K)(value, index));
|
||
})
|
||
return results;
|
||
},
|
||
|
||
include: function(object) {
|
||
var found = false;
|
||
this.each(function(value) {
|
||
if (value == object) {
|
||
found = true;
|
||
throw $break;
|
||
}
|
||
});
|
||
return found;
|
||
},
|
||
|
||
inGroupsOf: function(number, fillWith) {
|
||
fillWith = fillWith === undefined ? null : fillWith;
|
||
return this.eachSlice(number, function(slice) {
|
||
while(slice.length < number) slice.push(fillWith);
|
||
return slice;
|
||
});
|
||
},
|
||
|
||
inject: function(memo, iterator) {
|
||
this.each(function(value, index) {
|
||
memo = iterator(memo, value, index);
|
||
});
|
||
return memo;
|
||
},
|
||
|
||
invoke: function(method) {
|
||
var args = $A(arguments).slice(1);
|
||
return this.map(function(value) {
|
||
return value[method].apply(value, args);
|
||
});
|
||
},
|
||
|
||
max: function(iterator) {
|
||
var result;
|
||
this.each(function(value, index) {
|
||
value = (iterator || Prototype.K)(value, index);
|
||
if (result == undefined || value >= result)
|
||
result = value;
|
||
});
|
||
return result;
|
||
},
|
||
|
||
min: function(iterator) {
|
||
var result;
|
||
this.each(function(value, index) {
|
||
value = (iterator || Prototype.K)(value, index);
|
||
if (result == undefined || value < result)
|
||
result = value;
|
||
});
|
||
return result;
|
||
},
|
||
|
||
partition: function(iterator) {
|
||
var trues = [], falses = [];
|
||
this.each(function(value, index) {
|
||
((iterator || Prototype.K)(value, index) ?
|
||
trues : falses).push(value);
|
||
});
|
||
return [trues, falses];
|
||
},
|
||
|
||
pluck: function(property) {
|
||
var results = [];
|
||
this.each(function(value, index) {
|
||
results.push(value[property]);
|
||
});
|
||
return results;
|
||
},
|
||
|
||
reject: function(iterator) {
|
||
var results = [];
|
||
this.each(function(value, index) {
|
||
if (!iterator(value, index))
|
||
results.push(value);
|
||
});
|
||
return results;
|
||
},
|
||
|
||
sortBy: function(iterator) {
|
||
return this.map(function(value, index) {
|
||
return {value: value, criteria: iterator(value, index)};
|
||
}).sort(function(left, right) {
|
||
var a = left.criteria, b = right.criteria;
|
||
return a < b ? -1 : a > b ? 1 : 0;
|
||
}).pluck('value');
|
||
},
|
||
|
||
toArray: function() {
|
||
return this.map();
|
||
},
|
||
|
||
zip: function() {
|
||
var iterator = Prototype.K, args = $A(arguments);
|
||
if (typeof args.last() == 'function')
|
||
iterator = args.pop();
|
||
|
||
var collections = [this].concat(args).map($A);
|
||
return this.map(function(value, index) {
|
||
return iterator(collections.pluck(index));
|
||
});
|
||
},
|
||
|
||
size: function() {
|
||
return this.toArray().length;
|
||
},
|
||
|
||
inspect: function() {
|
||
return '#<Enumerable:' + this.toArray().inspect() + '>';
|
||
}
|
||
}
|
||
|
||
Object.extend(Enumerable, {
|
||
map: Enumerable.collect,
|
||
find: Enumerable.detect,
|
||
select: Enumerable.findAll,
|
||
member: Enumerable.include,
|
||
entries: Enumerable.toArray
|
||
});
|
||
var $A = Array.from = function(iterable) {
|
||
if (!iterable) return [];
|
||
if (iterable.toArray) {
|
||
return iterable.toArray();
|
||
} else {
|
||
var results = [];
|
||
for (var i = 0, length = iterable.length; i < length; i++)
|
||
results.push(iterable[i]);
|
||
return results;
|
||
}
|
||
}
|
||
|
||
if (Prototype.Browser.WebKit) {
|
||
$A = Array.from = function(iterable) {
|
||
if (!iterable) return [];
|
||
if (!(typeof iterable == 'function' && iterable == '[object NodeList]') &&
|
||
iterable.toArray) {
|
||
return iterable.toArray();
|
||
} else {
|
||
var results = [];
|
||
for (var i = 0, length = iterable.length; i < length; i++)
|
||
results.push(iterable[i]);
|
||
return results;
|
||
}
|
||
}
|
||
}
|
||
|
||
Object.extend(Array.prototype, Enumerable);
|
||
|
||
if (!Array.prototype._reverse)
|
||
Array.prototype._reverse = Array.prototype.reverse;
|
||
|
||
Object.extend(Array.prototype, {
|
||
_each: function(iterator) {
|
||
for (var i = 0, length = this.length; i < length; i++)
|
||
iterator(this[i]);
|
||
},
|
||
|
||
clear: function() {
|
||
this.length = 0;
|
||
return this;
|
||
},
|
||
|
||
first: function() {
|
||
return this[0];
|
||
},
|
||
|
||
last: function() {
|
||
return this[this.length - 1];
|
||
},
|
||
|
||
compact: function() {
|
||
return this.select(function(value) {
|
||
return value != null;
|
||
});
|
||
},
|
||
|
||
flatten: function() {
|
||
return this.inject([], function(array, value) {
|
||
return array.concat(value && value.constructor == Array ?
|
||
value.flatten() : [value]);
|
||
});
|
||
},
|
||
|
||
without: function() {
|
||
var values = $A(arguments);
|
||
return this.select(function(value) {
|
||
return !values.include(value);
|
||
});
|
||
},
|
||
|
||
indexOf: function(object) {
|
||
for (var i = 0, length = this.length; i < length; i++)
|
||
if (this[i] == object) return i;
|
||
return -1;
|
||
},
|
||
|
||
reverse: function(inline) {
|
||
return (inline !== false ? this : this.toArray())._reverse();
|
||
},
|
||
|
||
reduce: function() {
|
||
return this.length > 1 ? this : this[0];
|
||
},
|
||
|
||
uniq: function(sorted) {
|
||
return this.inject([], function(array, value, index) {
|
||
if (0 == index || (sorted ? array.last() != value : !array.include(value)))
|
||
array.push(value);
|
||
return array;
|
||
});
|
||
},
|
||
|
||
clone: function() {
|
||
return [].concat(this);
|
||
},
|
||
|
||
size: function() {
|
||
return this.length;
|
||
},
|
||
|
||
inspect: function() {
|
||
return '[' + this.map(Object.inspect).join(', ') + ']';
|
||
},
|
||
|
||
toJSON: function() {
|
||
var results = [];
|
||
this.each(function(object) {
|
||
var value = Object.toJSON(object);
|
||
if (value !== undefined) results.push(value);
|
||
});
|
||
return '[' + results.join(', ') + ']';
|
||
}
|
||
});
|
||
|
||
Array.prototype.toArray = Array.prototype.clone;
|
||
|
||
function $w(string) {
|
||
string = string.strip();
|
||
return string ? string.split(/\s+/) : [];
|
||
}
|
||
|
||
if (Prototype.Browser.Opera){
|
||
Array.prototype.concat = function() {
|
||
var array = [];
|
||
for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
|
||
for (var i = 0, length = arguments.length; i < length; i++) {
|
||
if (arguments[i].constructor == Array) {
|
||
for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
|
||
array.push(arguments[i][j]);
|
||
} else {
|
||
array.push(arguments[i]);
|
||
}
|
||
}
|
||
return array;
|
||
}
|
||
}
|
||
var Hash = function(object) {
|
||
if (object instanceof Hash) this.merge(object);
|
||
else Object.extend(this, object || {});
|
||
};
|
||
|
||
Object.extend(Hash, {
|
||
toQueryString: function(obj) {
|
||
var parts = [];
|
||
parts.add = arguments.callee.addPair;
|
||
|
||
this.prototype._each.call(obj, function(pair) {
|
||
if (!pair.key) return;
|
||
var value = pair.value;
|
||
|
||
if (value && typeof value == 'object') {
|
||
if (value.constructor == Array) value.each(function(value) {
|
||
parts.add(pair.key, value);
|
||
});
|
||
return;
|
||
}
|
||
parts.add(pair.key, value);
|
||
});
|
||
|
||
return parts.join('&');
|
||
},
|
||
|
||
toJSON: function(object) {
|
||
var results = [];
|
||
this.prototype._each.call(object, function(pair) {
|
||
var value = Object.toJSON(pair.value);
|
||
if (value !== undefined) results.push(pair.key.toJSON() + ': ' + value);
|
||
});
|
||
return '{' + results.join(', ') + '}';
|
||
}
|
||
});
|
||
|
||
Hash.toQueryString.addPair = function(key, value, prefix) {
|
||
key = encodeURIComponent(key);
|
||
if (value === undefined) this.push(key);
|
||
else this.push(key + '=' + (value == null ? '' : encodeURIComponent(value)));
|
||
}
|
||
|
||
Object.extend(Hash.prototype, Enumerable);
|
||
Object.extend(Hash.prototype, {
|
||
_each: function(iterator) {
|
||
for (var key in this) {
|
||
var value = this[key];
|
||
if (value && value == Hash.prototype[key]) continue;
|
||
|
||
var pair = [key, value];
|
||
pair.key = key;
|
||
pair.value = value;
|
||
iterator(pair);
|
||
}
|
||
},
|
||
|
||
keys: function() {
|
||
return this.pluck('key');
|
||
},
|
||
|
||
values: function() {
|
||
return this.pluck('value');
|
||
},
|
||
|
||
merge: function(hash) {
|
||
return $H(hash).inject(this, function(mergedHash, pair) {
|
||
mergedHash[pair.key] = pair.value;
|
||
return mergedHash;
|
||
});
|
||
},
|
||
|
||
remove: function() {
|
||
var result;
|
||
for(var i = 0, length = arguments.length; i < length; i++) {
|
||
var value = this[arguments[i]];
|
||
if (value !== undefined){
|
||
if (result === undefined) result = value;
|
||
else {
|
||
if (result.constructor != Array) result = [result];
|
||
result.push(value)
|
||
}
|
||
}
|
||
delete this[arguments[i]];
|
||
}
|
||
return result;
|
||
},
|
||
|
||
toQueryString: function() {
|
||
return Hash.toQueryString(this);
|
||
},
|
||
|
||
inspect: function() {
|
||
return '#<Hash:{' + this.map(function(pair) {
|
||
return pair.map(Object.inspect).join(': ');
|
||
}).join(', ') + '}>';
|
||
},
|
||
|
||
toJSON: function() {
|
||
return Hash.toJSON(this);
|
||
}
|
||
});
|
||
|
||
function $H(object) {
|
||
if (object instanceof Hash) return object;
|
||
return new Hash(object);
|
||
};
|
||
|
||
// Safari iterates over shadowed properties
|
||
if (function() {
|
||
var i = 0, Test = function(value) { this.key = value };
|
||
Test.prototype.key = 'foo';
|
||
for (var property in new Test('bar')) i++;
|
||
return i > 1;
|
||
}()) Hash.prototype._each = function(iterator) {
|
||
var cache = [];
|
||
for (var key in this) {
|
||
var value = this[key];
|
||
if ((value && value == Hash.prototype[key]) || cache.include(key)) continue;
|
||
cache.push(key);
|
||
var pair = [key, value];
|
||
pair.key = key;
|
||
pair.value = value;
|
||
iterator(pair);
|
||
}
|
||
};
|
||
ObjectRange = Class.create();
|
||
Object.extend(ObjectRange.prototype, Enumerable);
|
||
Object.extend(ObjectRange.prototype, {
|
||
initialize: function(start, end, exclusive) {
|
||
this.start = start;
|
||
this.end = end;
|
||
this.exclusive = exclusive;
|
||
},
|
||
|
||
_each: function(iterator) {
|
||
var value = this.start;
|
||
while (this.include(value)) {
|
||
iterator(value);
|
||
value = value.succ();
|
||
}
|
||
},
|
||
|
||
include: function(value) {
|
||
if (value < this.start)
|
||
return false;
|
||
if (this.exclusive)
|
||
return value < this.end;
|
||
return value <= this.end;
|
||
}
|
||
});
|
||
|
||
var $R = function(start, end, exclusive) {
|
||
return new ObjectRange(start, end, exclusive);
|
||
}
|
||
|
||
var Ajax = {
|
||
getTransport: function() {
|
||
return Try.these(
|
||
function() {return new XMLHttpRequest()},
|
||
function() {return new ActiveXObject('Msxml2.XMLHTTP')},
|
||
function() {return new ActiveXObject('Microsoft.XMLHTTP')}
|
||
) || false;
|
||
},
|
||
|
||
activeRequestCount: 0
|
||
}
|
||
|
||
Ajax.Responders = {
|
||
responders: [],
|
||
|
||
_each: function(iterator) {
|
||
this.responders._each(iterator);
|
||
},
|
||
|
||
register: function(responder) {
|
||
if (!this.include(responder))
|
||
this.responders.push(responder);
|
||
},
|
||
|
||
unregister: function(responder) {
|
||
this.responders = this.responders.without(responder);
|
||
},
|
||
|
||
dispatch: function(callback, request, transport, json) {
|
||
this.each(function(responder) {
|
||
if (typeof responder[callback] == 'function') {
|
||
try {
|
||
responder[callback].apply(responder, [request, transport, json]);
|
||
} catch (e) {}
|
||
}
|
||
});
|
||
}
|
||
};
|
||
|
||
Object.extend(Ajax.Responders, Enumerable);
|
||
|
||
Ajax.Responders.register({
|
||
onCreate: function() {
|
||
Ajax.activeRequestCount++;
|
||
},
|
||
onComplete: function() {
|
||
Ajax.activeRequestCount--;
|
||
}
|
||
});
|
||
|
||
Ajax.Base = function() {};
|
||
Ajax.Base.prototype = {
|
||
setOptions: function(options) {
|
||
this.options = {
|
||
method: 'post',
|
||
asynchronous: true,
|
||
contentType: 'application/x-www-form-urlencoded',
|
||
encoding: 'UTF-8',
|
||
parameters: ''
|
||
}
|
||
Object.extend(this.options, options || {});
|
||
|
||
this.options.method = this.options.method.toLowerCase();
|
||
if (typeof this.options.parameters == 'string')
|
||
this.options.parameters = this.options.parameters.toQueryParams();
|
||
}
|
||
}
|
||
|
||
Ajax.Request = Class.create();
|
||
Ajax.Request.Events =
|
||
['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
|
||
|
||
Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
|
||
_complete: false,
|
||
|
||
initialize: function(url, options) {
|
||
this.transport = Ajax.getTransport();
|
||
this.setOptions(options);
|
||
this.request(url);
|
||
},
|
||
|
||
request: function(url) {
|
||
this.url = url;
|
||
this.method = this.options.method;
|
||
var params = Object.clone(this.options.parameters);
|
||
|
||
if (!['get', 'post'].include(this.method)) {
|
||
// simulate other verbs over post
|
||
params['_method'] = this.method;
|
||
this.method = 'post';
|
||
}
|
||
|
||
this.parameters = params;
|
||
|
||
if (params = Hash.toQueryString(params)) {
|
||
// when GET, append parameters to URL
|
||
if (this.method == 'get')
|
||
this.url += (this.url.include('?') ? '&' : '?') + params;
|
||
else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
|
||
params += '&_=';
|
||
}
|
||
|
||
try {
|
||
if (this.options.onCreate) this.options.onCreate(this.transport);
|
||
Ajax.Responders.dispatch('onCreate', this, this.transport);
|
||
|
||
this.transport.open(this.method.toUpperCase(), this.url,
|
||
this.options.asynchronous);
|
||
|
||
if (this.options.asynchronous)
|
||
setTimeout(function() { this.respondToReadyState(1) }.bind(this), 10);
|
||
|
||
this.transport.onreadystatechange = this.onStateChange.bind(this);
|
||
this.setRequestHeaders();
|
||
|
||
this.body = this.method == 'post' ? (this.options.postBody || params) : null;
|
||
this.transport.send(this.body);
|
||
|
||
/* Force Firefox to handle ready state 4 for synchronous requests */
|
||
if (!this.options.asynchronous && this.transport.overrideMimeType)
|
||
this.onStateChange();
|
||
|
||
}
|
||
catch (e) {
|
||
this.dispatchException(e);
|
||
}
|
||
},
|
||
|
||
onStateChange: function() {
|
||
var readyState = this.transport.readyState;
|
||
if (readyState > 1 && !((readyState == 4) && this._complete))
|
||
this.respondToReadyState(this.transport.readyState);
|
||
},
|
||
|
||
setRequestHeaders: function() {
|
||
var headers = {
|
||
'X-Requested-With': 'XMLHttpRequest',
|
||
'X-Prototype-Version': Prototype.Version,
|
||
'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
|
||
};
|
||
|
||
if (this.method == 'post') {
|
||
headers['Content-type'] = this.options.contentType +
|
||
(this.options.encoding ? '; charset=' + this.options.encoding : '');
|
||
|
||
/* Force "Connection: close" for older Mozilla browsers to work
|
||
* around a bug where XMLHttpRequest sends an incorrect
|
||
* Content-length header. See Mozilla Bugzilla #246651.
|
||
*/
|
||
if (this.transport.overrideMimeType &&
|
||
(navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
|
||
headers['Connection'] = 'close';
|
||
}
|
||
|
||
// user-defined headers
|
||
if (typeof this.options.requestHeaders == 'object') {
|
||
var extras = this.options.requestHeaders;
|
||
|
||
if (typeof extras.push == 'function')
|
||
for (var i = 0, length = extras.length; i < length; i += 2)
|
||
headers[extras[i]] = extras[i+1];
|
||
else
|
||
$H(extras).each(function(pair) { headers[pair.key] = pair.value });
|
||
}
|
||
|
||
for (var name in headers)
|
||
this.transport.setRequestHeader(name, headers[name]);
|
||
},
|
||
|
||
success: function() {
|
||
return !this.transport.status
|
||
|| (this.transport.status >= 200 && this.transport.status < 300);
|
||
},
|
||
|
||
respondToReadyState: function(readyState) {
|
||
var state = Ajax.Request.Events[readyState];
|
||
var transport = this.transport, json = this.evalJSON();
|
||
|
||
if (state == 'Complete') {
|
||
try {
|
||
this._complete = true;
|
||
(this.options['on' + this.transport.status]
|
||
|| this.options['on' + (this.success() ? 'Success' : 'Failure')]
|
||
|| Prototype.emptyFunction)(transport, json);
|
||
} catch (e) {
|
||
this.dispatchException(e);
|
||
}
|
||
|
||
var contentType = this.getHeader('Content-type');
|
||
if (contentType && this.isSameOrigin() && contentType.strip().
|
||
match(/^(text|application)\/(x-)?(java|ecma)script(;.*)?$/i))
|
||
this.evalResponse();
|
||
}
|
||
|
||
try {
|
||
(this.options['on' + state] || Prototype.emptyFunction)(transport, json);
|
||
Ajax.Responders.dispatch('on' + state, this, transport, json);
|
||
} catch (e) {
|
||
this.dispatchException(e);
|
||
}
|
||
|
||
if (state == 'Complete') {
|
||
// avoid memory leak in MSIE: clean up
|
||
this.transport.onreadystatechange = Prototype.emptyFunction;
|
||
}
|
||
},
|
||
|
||
isSameOrigin: function() {
|
||
var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
|
||
return !m || (m[0] == new Template('#{protocol}//#{domain}#{port}').evaluate({
|
||
protocol: location.protocol,
|
||
domain: document.domain,
|
||
port: location.port ? ':' + location.port : ''
|
||
}));
|
||
},
|
||
|
||
getHeader: function(name) {
|
||
try {
|
||
return this.transport.getResponseHeader(name);
|
||
} catch (e) { return null }
|
||
},
|
||
|
||
evalJSON: function() {
|
||
try {
|
||
var json = this.getHeader('X-JSON');
|
||
return json ? json.evalJSON(!this.isSameOrigin()) : 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.Updater = Class.create();
|
||
|
||
Object.extend(Object.extend(Ajax.Updater.prototype, Ajax.Request.prototype), {
|
||
initialize: function(container, url, options) {
|
||
this.container = {
|
||
success: (container.success || container),
|
||
failure: (container.failure || (container.success ? null : container))
|
||
}
|
||
|
||
this.transport = Ajax.getTransport();
|
||
this.setOptions(options);
|
||
|
||
var onComplete = this.options.onComplete || Prototype.emptyFunction;
|
||
this.options.onComplete = (function(transport, param) {
|
||
this.updateContent();
|
||
onComplete(transport, param);
|
||
}).bind(this);
|
||
|
||
this.request(url);
|
||
},
|
||
|
||
updateContent: function() {
|
||
var receiver = this.container[this.success() ? 'success' : 'failure'];
|
||
var response = this.transport.responseText;
|
||
|
||
if (!this.options.evalScripts) response = response.stripScripts();
|
||
|
||
if (receiver = $(receiver)) {
|
||
if (this.options.insertion)
|
||
new this.options.insertion(receiver, response);
|
||
else
|
||
receiver.update(response);
|
||
}
|
||
|
||
if (this.success()) {
|
||
if (this.onComplete)
|
||
setTimeout(this.onComplete.bind(this), 10);
|
||
}
|
||
}
|
||
});
|
||
|
||
Ajax.PeriodicalUpdater = Class.create();
|
||
Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), {
|
||
initialize: function(container, url, options) {
|
||
this.setOptions(options);
|
||
this.onComplete = this.options.onComplete;
|
||
|
||
this.frequency = (this.options.frequency || 2);
|
||
this.decay = (this.options.decay || 1);
|
||
|
||
this.updater = {};
|
||
this.container = container;
|
||
this.url = url;
|
||
|
||
this.start();
|
||
},
|
||
|
||
start: function() {
|
||
this.options.onComplete = this.updateComplete.bind(this);
|
||
this.onTimerEvent();
|
||
},
|
||
|
||
stop: function() {
|
||
this.updater.options.onComplete = undefined;
|
||
clearTimeout(this.timer);
|
||
(this.onComplete || Prototype.emptyFunction).apply(this, arguments);
|
||
},
|
||
|
||
updateComplete: function(request) {
|
||
if (this.options.decay) {
|
||
this.decay = (request.responseText == this.lastText ?
|
||
this.decay * this.options.decay : 1);
|
||
|
||
this.lastText = request.responseText;
|
||
}
|
||
this.timer = setTimeout(this.onTimerEvent.bind(this),
|
||
this.decay * this.frequency * 1000);
|
||
},
|
||
|
||
onTimerEvent: function() {
|
||
this.updater = new Ajax.Updater(this.container, this.url, this.options);
|
||
}
|
||
});
|
||
function $(element) {
|
||
if (arguments.length > 1) {
|
||
for (var i = 0, elements = [], length = arguments.length; i < length; i++)
|
||
elements.push($(arguments[i]));
|
||
return elements;
|
||
}
|
||
if (typeof element == 'string')
|
||
element = document.getElementById(element);
|
||
return Element.extend(element);
|
||
}
|
||
|
||
if (Prototype.BrowserFeatures.XPath) {
|
||
document._getElementsByXPath = function(expression, parentElement) {
|
||
var results = [];
|
||
var query = document.evaluate(expression, $(parentElement) || document,
|
||
null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
|
||
for (var i = 0, length = query.snapshotLength; i < length; i++)
|
||
results.push(query.snapshotItem(i));
|
||
return results;
|
||
};
|
||
|
||
document.getElementsByClassName = function(className, parentElement) {
|
||
var q = ".//*[contains(concat(' ', @class, ' '), ' " + className + " ')]";
|
||
return document._getElementsByXPath(q, parentElement);
|
||
}
|
||
|
||
} else document.getElementsByClassName = function(className, parentElement) {
|
||
var children = ($(parentElement) || document.body).getElementsByTagName('*');
|
||
var elements = [], child, pattern = new RegExp("(^|\\s)" + className + "(\\s|$)");
|
||
for (var i = 0, length = children.length; i < length; i++) {
|
||
child = children[i];
|
||
var elementClassName = child.className;
|
||
if (elementClassName.length == 0) continue;
|
||
if (elementClassName == className || elementClassName.match(pattern))
|
||
elements.push(Element.extend(child));
|
||
}
|
||
return elements;
|
||
};
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
if (!window.Element) var Element = {};
|
||
|
||
Element.extend = function(element) {
|
||
var F = Prototype.BrowserFeatures;
|
||
if (!element || !element.tagName || element.nodeType == 3 ||
|
||
element._extended || F.SpecificElementExtensions || element == window)
|
||
return element;
|
||
|
||
var methods = {}, tagName = element.tagName, cache = Element.extend.cache,
|
||
T = Element.Methods.ByTag;
|
||
|
||
// extend methods for all tags (Safari doesn't need this)
|
||
if (!F.ElementExtensions) {
|
||
Object.extend(methods, Element.Methods),
|
||
Object.extend(methods, Element.Methods.Simulated);
|
||
}
|
||
|
||
// extend methods for specific tags
|
||
if (T[tagName]) Object.extend(methods, T[tagName]);
|
||
|
||
for (var property in methods) {
|
||
var value = methods[property];
|
||
if (typeof value == 'function' && !(property in element))
|
||
element[property] = cache.findOrStore(value);
|
||
}
|
||
|
||
element._extended = Prototype.emptyFunction;
|
||
return element;
|
||
};
|
||
|
||
Element.extend.cache = {
|
||
findOrStore: function(value) {
|
||
return this[value] = this[value] || function() {
|
||
return value.apply(null, [this].concat($A(arguments)));
|
||
}
|
||
}
|
||
};
|
||
|
||
Element.Methods = {
|
||
visible: function(element) {
|
||
return $(element).style.display != 'none';
|
||
},
|
||
|
||
toggle: function(element) {
|
||
element = $(element);
|
||
Element[Element.visible(element) ? 'hide' : 'show'](element);
|
||
return element;
|
||
},
|
||
|
||
hide: function(element) {
|
||
$(element).style.display = 'none';
|
||
return element;
|
||
},
|
||
|
||
show: function(element) {
|
||
$(element).style.display = '';
|
||
return element;
|
||
},
|
||
|
||
remove: function(element) {
|
||
element = $(element);
|
||
element.parentNode.removeChild(element);
|
||
return element;
|
||
},
|
||
|
||
update: function(element, html) {
|
||
html = typeof html == 'undefined' ? '' : html.toString();
|
||
$(element).innerHTML = html.stripScripts();
|
||
setTimeout(function() {html.evalScripts()}, 10);
|
||
return element;
|
||
},
|
||
|
||
replace: function(element, html) {
|
||
element = $(element);
|
||
html = typeof html == 'undefined' ? '' : html.toString();
|
||
if (element.outerHTML) {
|
||
element.outerHTML = html.stripScripts();
|
||
} else {
|
||
var range = element.ownerDocument.createRange();
|
||
range.selectNodeContents(element);
|
||
element.parentNode.replaceChild(
|
||
range.createContextualFragment(html.stripScripts()), element);
|
||
}
|
||
setTimeout(function() {html.evalScripts()}, 10);
|
||
return element;
|
||
},
|
||
|
||
inspect: function(element) {
|
||
element = $(element);
|
||
var result = '<' + element.tagName.toLowerCase();
|
||
$H({'id': 'id', 'className': 'class'}).each(function(pair) {
|
||
var property = pair.first(), attribute = pair.last();
|
||
var value = (element[property] || '').toString();
|
||
if (value) result += ' ' + attribute + '=' + value.inspect(true);
|
||
});
|
||
return result + '>';
|
||
},
|
||
|
||
recursivelyCollect: function(element, property) {
|
||
element = $(element);
|
||
var elements = [];
|
||
while (element = element[property])
|
||
if (element.nodeType == 1)
|
||
elements.push(Element.extend(element));
|
||
return elements;
|
||
},
|
||
|
||
ancestors: function(element) {
|
||
return $(element).recursivelyCollect('parentNode');
|
||
},
|
||
|
||
descendants: function(element) {
|
||
return $A($(element).getElementsByTagName('*')).each(Element.extend);
|
||
},
|
||
|
||
firstDescendant: function(element) {
|
||
element = $(element).firstChild;
|
||
while (element && element.nodeType != 1) element = element.nextSibling;
|
||
return $(element);
|
||
},
|
||
|
||
immediateDescendants: function(element) {
|
||
if (!(element = $(element).firstChild)) return [];
|
||
while (element && element.nodeType != 1) element = element.nextSibling;
|
||
if (element) return [element].concat($(element).nextSiblings());
|
||
return [];
|
||
},
|
||
|
||
previousSiblings: function(element) {
|
||
return $(element).recursivelyCollect('previousSibling');
|
||
},
|
||
|
||
nextSiblings: function(element) {
|
||
return $(element).recursivelyCollect('nextSibling');
|
||
},
|
||
|
||
siblings: function(element) {
|
||
element = $(element);
|
||
return element.previousSiblings().reverse().concat(element.nextSiblings());
|
||
},
|
||
|
||
match: function(element, selector) {
|
||
if (typeof selector == 'string')
|
||
selector = new Selector(selector);
|
||
return selector.match($(element));
|
||
},
|
||
|
||
up: function(element, expression, index) {
|
||
element = $(element);
|
||
if (arguments.length == 1) return $(element.parentNode);
|
||
var ancestors = element.ancestors();
|
||
return expression ? Selector.findElement(ancestors, expression, index) :
|
||
ancestors[index || 0];
|
||
},
|
||
|
||
down: function(element, expression, index) {
|
||
element = $(element);
|
||
if (arguments.length == 1) return element.firstDescendant();
|
||
var descendants = element.descendants();
|
||
return expression ? Selector.findElement(descendants, expression, index) :
|
||
descendants[index || 0];
|
||
},
|
||
|
||
previous: function(element, expression, index) {
|
||
element = $(element);
|
||
if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
|
||
var previousSiblings = element.previousSiblings();
|
||
return expression ? Selector.findElement(previousSiblings, expression, index) :
|
||
previousSiblings[index || 0];
|
||
},
|
||
|
||
next: function(element, expression, index) {
|
||
element = $(element);
|
||
if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
|
||
var nextSiblings = element.nextSiblings();
|
||
return expression ? Selector.findElement(nextSiblings, expression, index) :
|
||
nextSiblings[index || 0];
|
||
},
|
||
|
||
getElementsBySelector: function() {
|
||
var args = $A(arguments), element = $(args.shift());
|
||
return Selector.findChildElements(element, args);
|
||
},
|
||
|
||
getElementsByClassName: function(element, className) {
|
||
return document.getElementsByClassName(className, element);
|
||
},
|
||
|
||
readAttribute: function(element, name) {
|
||
element = $(element);
|
||
if (Prototype.Browser.IE) {
|
||
if (!element.attributes) return null;
|
||
var t = Element._attributeTranslations;
|
||
if (t.values[name]) return t.values[name](element, name);
|
||
if (t.names[name]) name = t.names[name];
|
||
var attribute = element.attributes[name];
|
||
return attribute ? attribute.nodeValue : null;
|
||
}
|
||
return element.getAttribute(name);
|
||
},
|
||
|
||
getHeight: function(element) {
|
||
return $(element).getDimensions().height;
|
||
},
|
||
|
||
getWidth: function(element) {
|
||
return $(element).getDimensions().width;
|
||
},
|
||
|
||
classNames: function(element) {
|
||
return new Element.ClassNames(element);
|
||
},
|
||
|
||
hasClassName: function(element, className) {
|
||
if (!(element = $(element))) return;
|
||
var elementClassName = element.className;
|
||
if (elementClassName.length == 0) return false;
|
||
if (elementClassName == className ||
|
||
elementClassName.match(new RegExp("(^|\\s)" + className + "(\\s|$)")))
|
||
return true;
|
||
return false;
|
||
},
|
||
|
||
addClassName: function(element, className) {
|
||
if (!(element = $(element))) return;
|
||
Element.classNames(element).add(className);
|
||
return element;
|
||
},
|
||
|
||
removeClassName: function(element, className) {
|
||
if (!(element = $(element))) return;
|
||
Element.classNames(element).remove(className);
|
||
return element;
|
||
},
|
||
|
||
toggleClassName: function(element, className) {
|
||
if (!(element = $(element))) return;
|
||
Element.classNames(element)[element.hasClassName(className) ? 'remove' : 'add'](className);
|
||
return element;
|
||
},
|
||
|
||
observe: function() {
|
||
Event.observe.apply(Event, arguments);
|
||
return $A(arguments).first();
|
||
},
|
||
|
||
stopObserving: function() {
|
||
Event.stopObserving.apply(Event, arguments);
|
||
return $A(arguments).first();
|
||
},
|
||
|
||
// removes whitespace-only text node children
|
||
cleanWhitespace: function(element) {
|
||
element = $(element);
|
||
var node = element.firstChild;
|
||
while (node) {
|
||
var nextNode = node.nextSibling;
|
||
if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
|
||
element.removeChild(node);
|
||
node = nextNode;
|
||
}
|
||
return element;
|
||
},
|
||
|
||
empty: function(element) {
|
||
return $(element).innerHTML.blank();
|
||
},
|
||
|
||
descendantOf: function(element, ancestor) {
|
||
element = $(element), ancestor = $(ancestor);
|
||
while (element = element.parentNode)
|
||
if (element == ancestor) return true;
|
||
return false;
|
||
},
|
||
|
||
scrollTo: function(element) {
|
||
element = $(element);
|
||
var pos = Position.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) {
|
||
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, camelized) {
|
||
element = $(element);
|
||
var elementStyle = element.style;
|
||
|
||
for (var property in styles)
|
||
if (property == 'opacity') element.setOpacity(styles[property])
|
||
else
|
||
elementStyle[(property == 'float' || property == 'cssFloat') ?
|
||
(elementStyle.styleFloat === undefined ? 'cssFloat' : 'styleFloat') :
|
||
(camelized ? property : property.camelize())] = styles[property];
|
||
|
||
return element;
|
||
},
|
||
|
||
setOpacity: function(element, value) {
|
||
element = $(element);
|
||
element.style.opacity = (value == 1 || value === '') ? '' :
|
||
(value < 0.00001) ? 0 : value;
|
||
return element;
|
||
},
|
||
|
||
getDimensions: function(element) {
|
||
element = $(element);
|
||
var display = $(element).getStyle('display');
|
||
if (display != 'none' && display != null) // Safari bug
|
||
return {width: element.offsetWidth, height: element.offsetHeight};
|
||
|
||
// All *Width and *Height properties give 0 on elements with display none,
|
||
// so enable the element temporarily
|
||
var els = element.style;
|
||
var originalVisibility = els.visibility;
|
||
var originalPosition = els.position;
|
||
var originalDisplay = els.display;
|
||
els.visibility = 'hidden';
|
||
els.position = 'absolute';
|
||
els.display = 'block';
|
||
var originalWidth = element.clientWidth;
|
||
var originalHeight = element.clientHeight;
|
||
els.display = originalDisplay;
|
||
els.position = originalPosition;
|
||
els.visibility = originalVisibility;
|
||
return {width: originalWidth, height: originalHeight};
|
||
},
|
||
|
||
makePositioned: function(element) {
|
||
element = $(element);
|
||
var pos = Element.getStyle(element, 'position');
|
||
if (pos == 'static' || !pos) {
|
||
element._madePositioned = true;
|
||
element.style.position = 'relative';
|
||
// Opera returns the offset relative to the positioning context, when an
|
||
// element is position relative but top and left have not been defined
|
||
if (window.opera) {
|
||
element.style.top = 0;
|
||
element.style.left = 0;
|
||
}
|
||
}
|
||
return element;
|
||
},
|
||
|
||
undoPositioned: function(element) {
|
||
element = $(element);
|
||
if (element._madePositioned) {
|
||
element._madePositioned = undefined;
|
||
element.style.position =
|
||
element.style.top =
|
||
element.style.left =
|
||
element.style.bottom =
|
||
element.style.right = '';
|
||
}
|
||
return element;
|
||
},
|
||
|
||
makeClipping: function(element) {
|
||
element = $(element);
|
||
if (element._overflow) return element;
|
||
element._overflow = element.style.overflow || 'auto';
|
||
if ((Element.getStyle(element, 'overflow') || 'visible') != 'hidden')
|
||
element.style.overflow = 'hidden';
|
||
return element;
|
||
},
|
||
|
||
undoClipping: function(element) {
|
||
element = $(element);
|
||
if (!element._overflow) return element;
|
||
element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
|
||
element._overflow = null;
|
||
return element;
|
||
}
|
||
};
|
||
|
||
Object.extend(Element.Methods, {
|
||
childOf: Element.Methods.descendantOf,
|
||
childElements: Element.Methods.immediateDescendants
|
||
});
|
||
|
||
if (Prototype.Browser.Opera) {
|
||
Element.Methods._getStyle = Element.Methods.getStyle;
|
||
Element.Methods.getStyle = function(element, style) {
|
||
switch(style) {
|
||
case 'left':
|
||
case 'top':
|
||
case 'right':
|
||
case 'bottom':
|
||
if (Element._getStyle(element, 'position') == 'static') return null;
|
||
default: return Element._getStyle(element, style);
|
||
}
|
||
};
|
||
}
|
||
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) {
|
||
element = $(element);
|
||
var filter = element.getStyle('filter'), style = element.style;
|
||
if (value == 1 || value === '') {
|
||
style.filter = filter.replace(/alpha\([^\)]*\)/gi,'');
|
||
return element;
|
||
} else if (value < 0.00001) value = 0;
|
||
style.filter = filter.replace(/alpha\([^\)]*\)/gi, '') +
|
||
'alpha(opacity=' + (value * 100) + ')';
|
||
return element;
|
||
};
|
||
|
||
// IE is missing .innerHTML support for TABLE-related elements
|
||
Element.Methods.update = function(element, html) {
|
||
element = $(element);
|
||
html = typeof html == 'undefined' ? '' : html.toString();
|
||
var tagName = element.tagName.toUpperCase();
|
||
if (['THEAD','TBODY','TR','TD'].include(tagName)) {
|
||
var div = document.createElement('div');
|
||
switch (tagName) {
|
||
case 'THEAD':
|
||
case 'TBODY':
|
||
div.innerHTML = '<table><tbody>' + html.stripScripts() + '</tbody></table>';
|
||
depth = 2;
|
||
break;
|
||
case 'TR':
|
||
div.innerHTML = '<table><tbody><tr>' + html.stripScripts() + '</tr></tbody></table>';
|
||
depth = 3;
|
||
break;
|
||
case 'TD':
|
||
div.innerHTML = '<table><tbody><tr><td>' + html.stripScripts() + '</td></tr></tbody></table>';
|
||
depth = 4;
|
||
}
|
||
$A(element.childNodes).each(function(node) { element.removeChild(node) });
|
||
depth.times(function() { div = div.firstChild });
|
||
$A(div.childNodes).each(function(node) { element.appendChild(node) });
|
||
} else {
|
||
element.innerHTML = html.stripScripts();
|
||
}
|
||
setTimeout(function() { html.evalScripts() }, 10);
|
||
return element;
|
||
}
|
||
}
|
||
else if (Prototype.Browser.Gecko) {
|
||
Element.Methods.setOpacity = function(element, value) {
|
||
element = $(element);
|
||
element.style.opacity = (value == 1) ? 0.999999 :
|
||
(value === '') ? '' : (value < 0.00001) ? 0 : value;
|
||
return element;
|
||
};
|
||
}
|
||
|
||
Element._attributeTranslations = {
|
||
names: {
|
||
colspan: "colSpan",
|
||
rowspan: "rowSpan",
|
||
valign: "vAlign",
|
||
datetime: "dateTime",
|
||
accesskey: "accessKey",
|
||
tabindex: "tabIndex",
|
||
enctype: "encType",
|
||
maxlength: "maxLength",
|
||
readonly: "readOnly",
|
||
longdesc: "longDesc"
|
||
},
|
||
values: {
|
||
_getAttr: function(element, attribute) {
|
||
return element.getAttribute(attribute, 2);
|
||
},
|
||
_flag: function(element, attribute) {
|
||
return $(element).hasAttribute(attribute) ? attribute : null;
|
||
},
|
||
style: function(element) {
|
||
return element.style.cssText.toLowerCase();
|
||
},
|
||
title: function(element) {
|
||
var node = element.getAttributeNode('title');
|
||
return node.specified ? node.nodeValue : null;
|
||
}
|
||
}
|
||
};
|
||
|
||
(function() {
|
||
Object.extend(this, {
|
||
href: this._getAttr,
|
||
src: this._getAttr,
|
||
type: this._getAttr,
|
||
disabled: this._flag,
|
||
checked: this._flag,
|
||
readonly: this._flag,
|
||
multiple: this._flag
|
||
});
|
||
}).call(Element._attributeTranslations.values);
|
||
|
||
Element.Methods.Simulated = {
|
||
hasAttribute: function(element, attribute) {
|
||
var t = Element._attributeTranslations, node;
|
||
attribute = t.names[attribute] || attribute;
|
||
node = $(element).getAttributeNode(attribute);
|
||
return node && node.specified;
|
||
}
|
||
};
|
||
|
||
Element.Methods.ByTag = {};
|
||
|
||
Object.extend(Element, Element.Methods);
|
||
|
||
if (!Prototype.BrowserFeatures.ElementExtensions &&
|
||
document.createElement('div').__proto__) {
|
||
window.HTMLElement = {};
|
||
window.HTMLElement.prototype = document.createElement('div').__proto__;
|
||
Prototype.BrowserFeatures.ElementExtensions = true;
|
||
}
|
||
|
||
Element.hasAttribute = function(element, attribute) {
|
||
if (element.hasAttribute) return element.hasAttribute(attribute);
|
||
return Element.Methods.Simulated.hasAttribute(element, attribute);
|
||
};
|
||
|
||
Element.addMethods = function(methods) {
|
||
var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
|
||
|
||
if (!methods) {
|
||
Object.extend(Form, Form.Methods);
|
||
Object.extend(Form.Element, Form.Element.Methods);
|
||
Object.extend(Element.Methods.ByTag, {
|
||
"FORM": Object.clone(Form.Methods),
|
||
"INPUT": Object.clone(Form.Element.Methods),
|
||
"SELECT": Object.clone(Form.Element.Methods),
|
||
"TEXTAREA": Object.clone(Form.Element.Methods)
|
||
});
|
||
}
|
||
|
||
if (arguments.length == 2) {
|
||
var tagName = methods;
|
||
methods = arguments[1];
|
||
}
|
||
|
||
if (!tagName) Object.extend(Element.Methods, methods || {});
|
||
else {
|
||
if (tagName.constructor == Array) 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;
|
||
var cache = Element.extend.cache;
|
||
for (var property in methods) {
|
||
var value = methods[property];
|
||
if (!onlyIfAbsent || !(property in destination))
|
||
destination[property] = cache.findOrStore(value);
|
||
}
|
||
}
|
||
|
||
function findDOMClass(tagName) {
|
||
var klass;
|
||
var trans = {
|
||
"OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
|
||
"FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
|
||
"DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
|
||
"H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
|
||
"INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
|
||
"TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
|
||
"TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
|
||
"TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
|
||
"FrameSet", "IFRAME": "IFrame"
|
||
};
|
||
if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
|
||
if (window[klass]) return window[klass];
|
||
klass = 'HTML' + tagName + 'Element';
|
||
if (window[klass]) return window[klass];
|
||
klass = 'HTML' + tagName.capitalize() + 'Element';
|
||
if (window[klass]) return window[klass];
|
||
|
||
window[klass] = {};
|
||
window[klass].prototype = document.createElement(tagName).__proto__;
|
||
return window[klass];
|
||
}
|
||
|
||
if (F.ElementExtensions) {
|
||
copy(Element.Methods, HTMLElement.prototype);
|
||
copy(Element.Methods.Simulated, HTMLElement.prototype, true);
|
||
}
|
||
|
||
if (F.SpecificElementExtensions) {
|
||
for (var tag in Element.Methods.ByTag) {
|
||
var klass = findDOMClass(tag);
|
||
if (typeof klass == "undefined") continue;
|
||
copy(T[tag], klass.prototype);
|
||
}
|
||
}
|
||
|
||
Object.extend(Element, Element.Methods);
|
||
delete Element.ByTag;
|
||
};
|
||
|
||
var Toggle = { display: Element.toggle };
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Abstract.Insertion = function(adjacency) {
|
||
this.adjacency = adjacency;
|
||
}
|
||
|
||
Abstract.Insertion.prototype = {
|
||
initialize: function(element, content) {
|
||
this.element = $(element);
|
||
this.content = content.stripScripts();
|
||
|
||
if (this.adjacency && this.element.insertAdjacentHTML) {
|
||
try {
|
||
this.element.insertAdjacentHTML(this.adjacency, this.content);
|
||
} catch (e) {
|
||
var tagName = this.element.tagName.toUpperCase();
|
||
if (['TBODY', 'TR'].include(tagName)) {
|
||
this.insertContent(this.contentFromAnonymousTable());
|
||
} else {
|
||
throw e;
|
||
}
|
||
}
|
||
} else {
|
||
this.range = this.element.ownerDocument.createRange();
|
||
if (this.initializeRange) this.initializeRange();
|
||
this.insertContent([this.range.createContextualFragment(this.content)]);
|
||
}
|
||
|
||
setTimeout(function() {content.evalScripts()}, 10);
|
||
},
|
||
|
||
contentFromAnonymousTable: function() {
|
||
var div = document.createElement('div');
|
||
div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>';
|
||
return $A(div.childNodes[0].childNodes[0].childNodes);
|
||
}
|
||
}
|
||
|
||
var Insertion = new Object();
|
||
|
||
Insertion.Before = Class.create();
|
||
Insertion.Before.prototype = Object.extend(new Abstract.Insertion('beforeBegin'), {
|
||
initializeRange: function() {
|
||
this.range.setStartBefore(this.element);
|
||
},
|
||
|
||
insertContent: function(fragments) {
|
||
fragments.each((function(fragment) {
|
||
this.element.parentNode.insertBefore(fragment, this.element);
|
||
}).bind(this));
|
||
}
|
||
});
|
||
|
||
Insertion.Top = Class.create();
|
||
Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'), {
|
||
initializeRange: function() {
|
||
this.range.selectNodeContents(this.element);
|
||
this.range.collapse(true);
|
||
},
|
||
|
||
insertContent: function(fragments) {
|
||
fragments.reverse(false).each((function(fragment) {
|
||
this.element.insertBefore(fragment, this.element.firstChild);
|
||
}).bind(this));
|
||
}
|
||
});
|
||
|
||
Insertion.Bottom = Class.create();
|
||
Insertion.Bottom.prototype = Object.extend(new Abstract.Insertion('beforeEnd'), {
|
||
initializeRange: function() {
|
||
this.range.selectNodeContents(this.element);
|
||
this.range.collapse(this.element);
|
||
},
|
||
|
||
insertContent: function(fragments) {
|
||
fragments.each((function(fragment) {
|
||
this.element.appendChild(fragment);
|
||
}).bind(this));
|
||
}
|
||
});
|
||
|
||
Insertion.After = Class.create();
|
||
Insertion.After.prototype = Object.extend(new Abstract.Insertion('afterEnd'), {
|
||
initializeRange: function() {
|
||
this.range.setStartAfter(this.element);
|
||
},
|
||
|
||
insertContent: function(fragments) {
|
||
fragments.each((function(fragment) {
|
||
this.element.parentNode.insertBefore(fragment,
|
||
this.element.nextSibling);
|
||
}).bind(this));
|
||
}
|
||
});
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Element.ClassNames = Class.create();
|
||
Element.ClassNames.prototype = {
|
||
initialize: function(element) {
|
||
this.element = $(element);
|
||
},
|
||
|
||
_each: function(iterator) {
|
||
this.element.className.split(/\s+/).select(function(name) {
|
||
return name.length > 0;
|
||
})._each(iterator);
|
||
},
|
||
|
||
set: function(className) {
|
||
this.element.className = className;
|
||
},
|
||
|
||
add: function(classNameToAdd) {
|
||
if (this.include(classNameToAdd)) return;
|
||
this.set($A(this).concat(classNameToAdd).join(' '));
|
||
},
|
||
|
||
remove: function(classNameToRemove) {
|
||
if (!this.include(classNameToRemove)) return;
|
||
this.set($A(this).without(classNameToRemove).join(' '));
|
||
},
|
||
|
||
toString: function() {
|
||
return $A(this).join(' ');
|
||
}
|
||
};
|
||
|
||
Object.extend(Element.ClassNames.prototype, Enumerable);
|
||
/* Portions of the Selector class are derived from Jack Slocum’s DomQuery,
|
||
* part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
|
||
* license. Please see http://www.yui-ext.com/ for more information. */
|
||
|
||
var Selector = Class.create();
|
||
|
||
Selector.prototype = {
|
||
initialize: function(expression) {
|
||
this.expression = expression.strip();
|
||
this.compileMatcher();
|
||
},
|
||
|
||
compileMatcher: function() {
|
||
// Selectors with namespaced attributes can't use the XPath version
|
||
if (Prototype.BrowserFeatures.XPath && !(/\[[\w-]*?:/).test(this.expression))
|
||
return this.compileXPathMatcher();
|
||
|
||
var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
|
||
c = Selector.criteria, le, p, m;
|
||
|
||
if (Selector._cache[e]) {
|
||
this.matcher = Selector._cache[e]; return;
|
||
}
|
||
this.matcher = ["this.matcher = function(root) {",
|
||
"var r = root, h = Selector.handlers, c = false, n;"];
|
||
|
||
while (e && le != e && (/\S/).test(e)) {
|
||
le = e;
|
||
for (var i in ps) {
|
||
p = ps[i];
|
||
if (m = e.match(p)) {
|
||
this.matcher.push(typeof c[i] == 'function' ? c[i](m) :
|
||
new Template(c[i]).evaluate(m));
|
||
e = e.replace(m[0], '');
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
this.matcher.push("return h.unique(n);\n}");
|
||
eval(this.matcher.join('\n'));
|
||
Selector._cache[this.expression] = this.matcher;
|
||
},
|
||
|
||
compileXPathMatcher: function() {
|
||
var e = this.expression, ps = Selector.patterns,
|
||
x = Selector.xpath, le, m;
|
||
|
||
if (Selector._cache[e]) {
|
||
this.xpath = Selector._cache[e]; return;
|
||
}
|
||
|
||
this.matcher = ['.//*'];
|
||
while (e && le != e && (/\S/).test(e)) {
|
||
le = e;
|
||
for (var i in ps) {
|
||
if (m = e.match(ps[i])) {
|
||
this.matcher.push(typeof x[i] == 'function' ? x[i](m) :
|
||
new Template(x[i]).evaluate(m));
|
||
e = e.replace(m[0], '');
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
this.xpath = this.matcher.join('');
|
||
Selector._cache[this.expression] = this.xpath;
|
||
},
|
||
|
||
findElements: function(root) {
|
||
root = root || document;
|
||
if (this.xpath) return document._getElementsByXPath(this.xpath, root);
|
||
return this.matcher(root);
|
||
},
|
||
|
||
match: function(element) {
|
||
return this.findElements(document).include(element);
|
||
},
|
||
|
||
toString: function() {
|
||
return this.expression;
|
||
},
|
||
|
||
inspect: function() {
|
||
return "#<Selector:" + this.expression.inspect() + ">";
|
||
}
|
||
};
|
||
|
||
Object.extend(Selector, {
|
||
_cache: {},
|
||
|
||
xpath: {
|
||
descendant: "//*",
|
||
child: "/*",
|
||
adjacent: "/following-sibling::*[1]",
|
||
laterSibling: '/following-sibling::*',
|
||
tagName: function(m) {
|
||
if (m[1] == '*') return '';
|
||
return "[local-name()='" + m[1].toLowerCase() +
|
||
"' or local-name()='" + m[1].toUpperCase() + "']";
|
||
},
|
||
className: "[contains(concat(' ', @class, ' '), ' #{1} ')]",
|
||
id: "[@id='#{1}']",
|
||
attrPresence: "[@#{1}]",
|
||
attr: function(m) {
|
||
m[3] = m[5] || m[6];
|
||
return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
|
||
},
|
||
pseudo: function(m) {
|
||
var h = Selector.xpath.pseudos[m[1]];
|
||
if (!h) return '';
|
||
if (typeof h === 'function') return h(m);
|
||
return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
|
||
},
|
||
operators: {
|
||
'=': "[@#{1}='#{3}']",
|
||
'!=': "[@#{1}!='#{3}']",
|
||
'^=': "[starts-with(@#{1}, '#{3}')]",
|
||
'$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
|
||
'*=': "[contains(@#{1}, '#{3}')]",
|
||
'~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
|
||
'|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
|
||
},
|
||
pseudos: {
|
||
'first-child': '[not(preceding-sibling::*)]',
|
||
'last-child': '[not(following-sibling::*)]',
|
||
'only-child': '[not(preceding-sibling::* or following-sibling::*)]',
|
||
'empty': "[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]",
|
||
'checked': "[@checked]",
|
||
'disabled': "[@disabled]",
|
||
'enabled': "[not(@disabled)]",
|
||
'not': function(m) {
|
||
var e = m[6], p = Selector.patterns,
|
||
x = Selector.xpath, le, m, v;
|
||
|
||
var exclusion = [];
|
||
while (e && le != e && (/\S/).test(e)) {
|
||
le = e;
|
||
for (var i in p) {
|
||
if (m = e.match(p[i])) {
|
||
v = typeof x[i] == 'function' ? x[i](m) : new Template(x[i]).evaluate(m);
|
||
exclusion.push("(" + v.substring(1, v.length - 1) + ")");
|
||
e = e.replace(m[0], '');
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
return "[not(" + exclusion.join(" and ") + ")]";
|
||
},
|
||
'nth-child': function(m) {
|
||
return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m);
|
||
},
|
||
'nth-last-child': function(m) {
|
||
return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m);
|
||
},
|
||
'nth-of-type': function(m) {
|
||
return Selector.xpath.pseudos.nth("position() ", m);
|
||
},
|
||
'nth-last-of-type': function(m) {
|
||
return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m);
|
||
},
|
||
'first-of-type': function(m) {
|
||
m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m);
|
||
},
|
||
'last-of-type': function(m) {
|
||
m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m);
|
||
},
|
||
'only-of-type': function(m) {
|
||
var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m);
|
||
},
|
||
nth: function(fragment, m) {
|
||
var mm, formula = m[6], predicate;
|
||
if (formula == 'even') formula = '2n+0';
|
||
if (formula == 'odd') formula = '2n+1';
|
||
if (mm = formula.match(/^(\d+)$/)) // digit only
|
||
return '[' + fragment + "= " + mm[1] + ']';
|
||
if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
|
||
if (mm[1] == "-") mm[1] = -1;
|
||
var a = mm[1] ? Number(mm[1]) : 1;
|
||
var b = mm[2] ? Number(mm[2]) : 0;
|
||
predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
|
||
"((#{fragment} - #{b}) div #{a} >= 0)]";
|
||
return new Template(predicate).evaluate({
|
||
fragment: fragment, a: a, b: b });
|
||
}
|
||
}
|
||
}
|
||
},
|
||
|
||
criteria: {
|
||
tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;',
|
||
className: 'n = h.className(n, r, "#{1}", c); c = false;',
|
||
id: 'n = h.id(n, r, "#{1}", c); c = false;',
|
||
attrPresence: 'n = h.attrPresence(n, r, "#{1}"); c = false;',
|
||
attr: function(m) {
|
||
m[3] = (m[5] || m[6]);
|
||
return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); c = false;').evaluate(m);
|
||
},
|
||
pseudo: function(m) {
|
||
if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
|
||
return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
|
||
},
|
||
descendant: 'c = "descendant";',
|
||
child: 'c = "child";',
|
||
adjacent: 'c = "adjacent";',
|
||
laterSibling: 'c = "laterSibling";'
|
||
},
|
||
|
||
patterns: {
|
||
// combinators must be listed first
|
||
// (and descendant needs to be last combinator)
|
||
laterSibling: /^\s*~\s*/,
|
||
child: /^\s*>\s*/,
|
||
adjacent: /^\s*\+\s*/,
|
||
descendant: /^\s/,
|
||
|
||
// selectors follow
|
||
tagName: /^\s*(\*|[\w\-]+)(\b|$)?/,
|
||
id: /^#([\w\-\*]+)(\b|$)/,
|
||
className: /^\.([\w\-\*]+)(\b|$)/,
|
||
pseudo: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|\s|(?=:))/,
|
||
attrPresence: /^\[([\w]+)\]/,
|
||
attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\]]*?)\4|([^'"][^\]]*?)))?\]/
|
||
},
|
||
|
||
handlers: {
|
||
// UTILITY FUNCTIONS
|
||
// joins two collections
|
||
concat: function(a, b) {
|
||
for (var i = 0, node; node = b[i]; i++)
|
||
a.push(node);
|
||
return a;
|
||
},
|
||
|
||
// marks an array of nodes for counting
|
||
mark: function(nodes) {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
node._counted = true;
|
||
return nodes;
|
||
},
|
||
|
||
unmark: function(nodes) {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
node._counted = undefined;
|
||
return nodes;
|
||
},
|
||
|
||
// mark each child node with its position (for nth calls)
|
||
// "ofType" flag indicates whether we're indexing for nth-of-type
|
||
// rather than nth-child
|
||
index: function(parentNode, reverse, ofType) {
|
||
parentNode._counted = true;
|
||
if (reverse) {
|
||
for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
|
||
node = nodes[i];
|
||
if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
|
||
}
|
||
} else {
|
||
for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
|
||
if (node.nodeType == 1 && (!ofType || node._counted)) node.nodeIndex = j++;
|
||
}
|
||
},
|
||
|
||
// filters out duplicates and extends all nodes
|
||
unique: function(nodes) {
|
||
if (nodes.length == 0) return nodes;
|
||
var results = [], n;
|
||
for (var i = 0, l = nodes.length; i < l; i++)
|
||
if (!(n = nodes[i])._counted) {
|
||
n._counted = true;
|
||
results.push(Element.extend(n));
|
||
}
|
||
return Selector.handlers.unmark(results);
|
||
},
|
||
|
||
// COMBINATOR FUNCTIONS
|
||
descendant: function(nodes) {
|
||
var h = Selector.handlers;
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
h.concat(results, node.getElementsByTagName('*'));
|
||
return results;
|
||
},
|
||
|
||
child: function(nodes) {
|
||
var h = Selector.handlers;
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
||
for (var j = 0, children = [], child; child = node.childNodes[j]; j++)
|
||
if (child.nodeType == 1 && child.tagName != '!') results.push(child);
|
||
}
|
||
return results;
|
||
},
|
||
|
||
adjacent: function(nodes) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
||
var next = this.nextElementSibling(node);
|
||
if (next) results.push(next);
|
||
}
|
||
return results;
|
||
},
|
||
|
||
laterSibling: function(nodes) {
|
||
var h = Selector.handlers;
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
h.concat(results, Element.nextSiblings(node));
|
||
return results;
|
||
},
|
||
|
||
nextElementSibling: function(node) {
|
||
while (node = node.nextSibling)
|
||
if (node.nodeType == 1) return node;
|
||
return null;
|
||
},
|
||
|
||
previousElementSibling: function(node) {
|
||
while (node = node.previousSibling)
|
||
if (node.nodeType == 1) return node;
|
||
return null;
|
||
},
|
||
|
||
// TOKEN FUNCTIONS
|
||
tagName: function(nodes, root, tagName, combinator) {
|
||
tagName = tagName.toUpperCase();
|
||
var results = [], h = Selector.handlers;
|
||
if (nodes) {
|
||
if (combinator) {
|
||
// fastlane for ordinary descendant combinators
|
||
if (combinator == "descendant") {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
h.concat(results, node.getElementsByTagName(tagName));
|
||
return results;
|
||
} else nodes = this[combinator](nodes);
|
||
if (tagName == "*") return nodes;
|
||
}
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (node.tagName.toUpperCase() == tagName) results.push(node);
|
||
return results;
|
||
} else return root.getElementsByTagName(tagName);
|
||
},
|
||
|
||
id: function(nodes, root, id, combinator) {
|
||
var targetNode = $(id), h = Selector.handlers;
|
||
if (!nodes && root == document) return targetNode ? [targetNode] : [];
|
||
if (nodes) {
|
||
if (combinator) {
|
||
if (combinator == 'child') {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (targetNode.parentNode == node) return [targetNode];
|
||
} else if (combinator == 'descendant') {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (Element.descendantOf(targetNode, node)) return [targetNode];
|
||
} else if (combinator == 'adjacent') {
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (Selector.handlers.previousElementSibling(targetNode) == node)
|
||
return [targetNode];
|
||
} else nodes = h[combinator](nodes);
|
||
}
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (node == targetNode) return [targetNode];
|
||
return [];
|
||
}
|
||
return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
|
||
},
|
||
|
||
className: function(nodes, root, className, combinator) {
|
||
if (nodes && combinator) nodes = this[combinator](nodes);
|
||
return Selector.handlers.byClassName(nodes, root, className);
|
||
},
|
||
|
||
byClassName: function(nodes, root, className) {
|
||
if (!nodes) nodes = Selector.handlers.descendant([root]);
|
||
var needle = ' ' + className + ' ';
|
||
for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
|
||
nodeClassName = node.className;
|
||
if (nodeClassName.length == 0) continue;
|
||
if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
|
||
results.push(node);
|
||
}
|
||
return results;
|
||
},
|
||
|
||
attrPresence: function(nodes, root, attr) {
|
||
var results = [];
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (Element.hasAttribute(node, attr)) results.push(node);
|
||
return results;
|
||
},
|
||
|
||
attr: function(nodes, root, attr, value, operator) {
|
||
if (!nodes) nodes = root.getElementsByTagName("*");
|
||
var handler = Selector.operators[operator], results = [];
|
||
for (var i = 0, node; node = nodes[i]; i++) {
|
||
var nodeValue = Element.readAttribute(node, attr);
|
||
if (nodeValue === null) continue;
|
||
if (handler(nodeValue, value)) results.push(node);
|
||
}
|
||
return results;
|
||
},
|
||
|
||
pseudo: function(nodes, name, value, root, combinator) {
|
||
if (nodes && combinator) nodes = this[combinator](nodes);
|
||
if (!nodes) nodes = root.getElementsByTagName("*");
|
||
return Selector.pseudos[name](nodes, value, root);
|
||
}
|
||
},
|
||
|
||
pseudos: {
|
||
'first-child': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
||
if (Selector.handlers.previousElementSibling(node)) continue;
|
||
results.push(node);
|
||
}
|
||
return results;
|
||
},
|
||
'last-child': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
||
if (Selector.handlers.nextElementSibling(node)) continue;
|
||
results.push(node);
|
||
}
|
||
return results;
|
||
},
|
||
'only-child': function(nodes, value, root) {
|
||
var h = Selector.handlers;
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
|
||
results.push(node);
|
||
return results;
|
||
},
|
||
'nth-child': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, formula, root);
|
||
},
|
||
'nth-last-child': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, formula, root, true);
|
||
},
|
||
'nth-of-type': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, formula, root, false, true);
|
||
},
|
||
'nth-last-of-type': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, formula, root, true, true);
|
||
},
|
||
'first-of-type': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, "1", root, false, true);
|
||
},
|
||
'last-of-type': function(nodes, formula, root) {
|
||
return Selector.pseudos.nth(nodes, "1", root, true, true);
|
||
},
|
||
'only-of-type': function(nodes, formula, root) {
|
||
var p = Selector.pseudos;
|
||
return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
|
||
},
|
||
|
||
// handles the an+b logic
|
||
getIndices: function(a, b, total) {
|
||
if (a == 0) return b > 0 ? [b] : [];
|
||
return $R(1, total).inject([], function(memo, i) {
|
||
if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
|
||
return memo;
|
||
});
|
||
},
|
||
|
||
// handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
|
||
nth: function(nodes, formula, root, reverse, ofType) {
|
||
if (nodes.length == 0) return [];
|
||
if (formula == 'even') formula = '2n+0';
|
||
if (formula == 'odd') formula = '2n+1';
|
||
var h = Selector.handlers, results = [], indexed = [], m;
|
||
h.mark(nodes);
|
||
for (var i = 0, node; node = nodes[i]; i++) {
|
||
if (!node.parentNode._counted) {
|
||
h.index(node.parentNode, reverse, ofType);
|
||
indexed.push(node.parentNode);
|
||
}
|
||
}
|
||
if (formula.match(/^\d+$/)) { // just a number
|
||
formula = Number(formula);
|
||
for (var i = 0, node; node = nodes[i]; i++)
|
||
if (node.nodeIndex == formula) results.push(node);
|
||
} else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
|
||
if (m[1] == "-") m[1] = -1;
|
||
var a = m[1] ? Number(m[1]) : 1;
|
||
var b = m[2] ? Number(m[2]) : 0;
|
||
var indices = Selector.pseudos.getIndices(a, b, nodes.length);
|
||
for (var i = 0, node, l = indices.length; node = nodes[i]; i++) {
|
||
for (var j = 0; j < l; j++)
|
||
if (node.nodeIndex == indices[j]) results.push(node);
|
||
}
|
||
}
|
||
h.unmark(nodes);
|
||
h.unmark(indexed);
|
||
return results;
|
||
},
|
||
|
||
'empty': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++) {
|
||
// IE treats comments as element nodes
|
||
if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/))) continue;
|
||
results.push(node);
|
||
}
|
||
return results;
|
||
},
|
||
|
||
'not': function(nodes, selector, root) {
|
||
var h = Selector.handlers, selectorType, m;
|
||
var exclusions = new Selector(selector).findElements(root);
|
||
h.mark(exclusions);
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
if (!node._counted) results.push(node);
|
||
h.unmark(exclusions);
|
||
return results;
|
||
},
|
||
|
||
'enabled': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
if (!node.disabled) results.push(node);
|
||
return results;
|
||
},
|
||
|
||
'disabled': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
if (node.disabled) results.push(node);
|
||
return results;
|
||
},
|
||
|
||
'checked': function(nodes, value, root) {
|
||
for (var i = 0, results = [], node; node = nodes[i]; i++)
|
||
if (node.checked) results.push(node);
|
||
return results;
|
||
}
|
||
},
|
||
|
||
operators: {
|
||
'=': function(nv, v) { return nv == v; },
|
||
'!=': function(nv, v) { return nv != v; },
|
||
'^=': function(nv, v) { return nv.startsWith(v); },
|
||
'$=': function(nv, v) { return nv.endsWith(v); },
|
||
'*=': function(nv, v) { return nv.include(v); },
|
||
'~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
|
||
'|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); }
|
||
},
|
||
|
||
matchElements: function(elements, expression) {
|
||
var matches = new Selector(expression).findElements(), h = Selector.handlers;
|
||
h.mark(matches);
|
||
for (var i = 0, results = [], element; element = elements[i]; i++)
|
||
if (element._counted) results.push(element);
|
||
h.unmark(matches);
|
||
return results;
|
||
},
|
||
|
||
findElement: function(elements, expression, index) {
|
||
if (typeof expression == 'number') {
|
||
index = expression; expression = false;
|
||
}
|
||
return Selector.matchElements(elements, expression || '*')[index || 0];
|
||
},
|
||
|
||
findChildElements: function(element, expressions) {
|
||
var exprs = expressions.join(','), expressions = [];
|
||
exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
|
||
expressions.push(m[1].strip());
|
||
});
|
||
var results = [], h = Selector.handlers;
|
||
for (var i = 0, l = expressions.length, selector; i < l; i++) {
|
||
selector = new Selector(expressions[i].strip());
|
||
h.concat(results, selector.findElements(element));
|
||
}
|
||
return (l > 1) ? h.unique(results) : results;
|
||
}
|
||
});
|
||
|
||
function $$() {
|
||
return Selector.findChildElements(document, $A(arguments));
|
||
}
|
||
var Form = {
|
||
reset: function(form) {
|
||
$(form).reset();
|
||
return form;
|
||
},
|
||
|
||
serializeElements: function(elements, getHash) {
|
||
var data = elements.inject({}, function(result, element) {
|
||
if (!element.disabled && element.name) {
|
||
var key = element.name, value = $(element).getValue();
|
||
if (value != null) {
|
||
if (key in result) {
|
||
if (result[key].constructor != Array) result[key] = [result[key]];
|
||
result[key].push(value);
|
||
}
|
||
else result[key] = value;
|
||
}
|
||
}
|
||
return result;
|
||
});
|
||
|
||
return getHash ? data : Hash.toQueryString(data);
|
||
}
|
||
};
|
||
|
||
Form.Methods = {
|
||
serialize: function(form, getHash) {
|
||
return Form.serializeElements(Form.getElements(form), getHash);
|
||
},
|
||
|
||
getElements: function(form) {
|
||
return $A($(form).getElementsByTagName('*')).inject([],
|
||
function(elements, child) {
|
||
if (Form.Element.Serializers[child.tagName.toLowerCase()])
|
||
elements.push(Element.extend(child));
|
||
return elements;
|
||
}
|
||
);
|
||
},
|
||
|
||
getInputs: function(form, typeName, name) {
|
||
form = $(form);
|
||
var inputs = form.getElementsByTagName('input');
|
||
|
||
if (!typeName && !name) return $A(inputs).map(Element.extend);
|
||
|
||
for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
|
||
var input = inputs[i];
|
||
if ((typeName && input.type != typeName) || (name && input.name != name))
|
||
continue;
|
||
matchingInputs.push(Element.extend(input));
|
||
}
|
||
|
||
return matchingInputs;
|
||
},
|
||
|
||
disable: function(form) {
|
||
form = $(form);
|
||
Form.getElements(form).invoke('disable');
|
||
return form;
|
||
},
|
||
|
||
enable: function(form) {
|
||
form = $(form);
|
||
Form.getElements(form).invoke('enable');
|
||
return form;
|
||
},
|
||
|
||
findFirstElement: function(form) {
|
||
return $(form).getElements().find(function(element) {
|
||
return element.type != 'hidden' && !element.disabled &&
|
||
['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
|
||
});
|
||
},
|
||
|
||
focusFirstElement: function(form) {
|
||
form = $(form);
|
||
form.findFirstElement().activate();
|
||
return form;
|
||
},
|
||
|
||
request: function(form, options) {
|
||
form = $(form), options = Object.clone(options || {});
|
||
|
||
var params = options.parameters;
|
||
options.parameters = form.serialize(true);
|
||
|
||
if (params) {
|
||
if (typeof params == 'string') params = params.toQueryParams();
|
||
Object.extend(options.parameters, params);
|
||
}
|
||
|
||
if (form.hasAttribute('method') && !options.method)
|
||
options.method = form.method;
|
||
|
||
return new Ajax.Request(form.readAttribute('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 Hash.toQueryString(pair);
|
||
}
|
||
}
|
||
return '';
|
||
},
|
||
|
||
getValue: function(element) {
|
||
element = $(element);
|
||
var method = element.tagName.toLowerCase();
|
||
return Form.Element.Serializers[method](element);
|
||
},
|
||
|
||
clear: function(element) {
|
||
$(element).value = '';
|
||
return element;
|
||
},
|
||
|
||
present: function(element) {
|
||
return $(element).value != '';
|
||
},
|
||
|
||
activate: function(element) {
|
||
element = $(element);
|
||
try {
|
||
element.focus();
|
||
if (element.select && (element.tagName.toLowerCase() != 'input' ||
|
||
!['button', 'reset', 'submit'].include(element.type)))
|
||
element.select();
|
||
} catch (e) {}
|
||
return element;
|
||
},
|
||
|
||
disable: function(element) {
|
||
element = $(element);
|
||
element.blur();
|
||
element.disabled = true;
|
||
return element;
|
||
},
|
||
|
||
enable: function(element) {
|
||
element = $(element);
|
||
element.disabled = false;
|
||
return element;
|
||
}
|
||
}
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
var Field = Form.Element;
|
||
var $F = Form.Element.Methods.getValue;
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Form.Element.Serializers = {
|
||
input: function(element) {
|
||
switch (element.type.toLowerCase()) {
|
||
case 'checkbox':
|
||
case 'radio':
|
||
return Form.Element.Serializers.inputSelector(element);
|
||
default:
|
||
return Form.Element.Serializers.textarea(element);
|
||
}
|
||
},
|
||
|
||
inputSelector: function(element) {
|
||
return element.checked ? element.value : null;
|
||
},
|
||
|
||
textarea: function(element) {
|
||
return element.value;
|
||
},
|
||
|
||
select: function(element) {
|
||
return this[element.type == 'select-one' ?
|
||
'selectOne' : 'selectMany'](element);
|
||
},
|
||
|
||
selectOne: function(element) {
|
||
var index = element.selectedIndex;
|
||
return index >= 0 ? this.optionValue(element.options[index]) : null;
|
||
},
|
||
|
||
selectMany: function(element) {
|
||
var values, length = element.length;
|
||
if (!length) return null;
|
||
|
||
for (var i = 0, values = []; i < length; i++) {
|
||
var opt = element.options[i];
|
||
if (opt.selected) values.push(this.optionValue(opt));
|
||
}
|
||
return values;
|
||
},
|
||
|
||
optionValue: function(opt) {
|
||
// extend element because hasAttribute may not be native
|
||
return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
|
||
}
|
||
}
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Abstract.TimedObserver = function() {}
|
||
Abstract.TimedObserver.prototype = {
|
||
initialize: function(element, frequency, callback) {
|
||
this.frequency = frequency;
|
||
this.element = $(element);
|
||
this.callback = callback;
|
||
|
||
this.lastValue = this.getValue();
|
||
this.registerCallback();
|
||
},
|
||
|
||
registerCallback: function() {
|
||
setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
|
||
},
|
||
|
||
onTimerEvent: function() {
|
||
var value = this.getValue();
|
||
var changed = ('string' == typeof this.lastValue && 'string' == typeof value
|
||
? this.lastValue != value : String(this.lastValue) != String(value));
|
||
if (changed) {
|
||
this.callback(this.element, value);
|
||
this.lastValue = value;
|
||
}
|
||
}
|
||
}
|
||
|
||
Form.Element.Observer = Class.create();
|
||
Form.Element.Observer.prototype = Object.extend(new Abstract.TimedObserver(), {
|
||
getValue: function() {
|
||
return Form.Element.getValue(this.element);
|
||
}
|
||
});
|
||
|
||
Form.Observer = Class.create();
|
||
Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(), {
|
||
getValue: function() {
|
||
return Form.serialize(this.element);
|
||
}
|
||
});
|
||
|
||
/*--------------------------------------------------------------------------*/
|
||
|
||
Abstract.EventObserver = function() {}
|
||
Abstract.EventObserver.prototype = {
|
||
initialize: function(element, callback) {
|
||
this.element = $(element);
|
||
this.callback = callback;
|
||
|
||
this.lastValue = this.getValue();
|
||
if (this.element.tagName.toLowerCase() == 'form')
|
||
this.registerFormCallbacks();
|
||
else
|
||
this.registerCallback(this.element);
|
||
},
|
||
|
||
onElementEvent: function() {
|
||
var value = this.getValue();
|
||
if (this.lastValue != value) {
|
||
this.callback(this.element, value);
|
||
this.lastValue = value;
|
||
}
|
||
},
|
||
|
||
registerFormCallbacks: function() {
|
||
Form.getElements(this.element).each(this.registerCallback.bind(this));
|
||
},
|
||
|
||
registerCallback: function(element) {
|
||
if (element.type) {
|
||
switch (element.type.toLowerCase()) {
|
||
case 'checkbox':
|
||
case 'radio':
|
||
Event.observe(element, 'click', this.onElementEvent.bind(this));
|
||
break;
|
||
default:
|
||
Event.observe(element, 'change', this.onElementEvent.bind(this));
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
Form.Element.EventObserver = Class.create();
|
||
Form.Element.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), {
|
||
getValue: function() {
|
||
return Form.Element.getValue(this.element);
|
||
}
|
||
});
|
||
|
||
Form.EventObserver = Class.create();
|
||
Form.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), {
|
||
getValue: function() {
|
||
return Form.serialize(this.element);
|
||
}
|
||
});
|
||
if (!window.Event) {
|
||
var Event = new Object();
|
||
}
|
||
|
||
Object.extend(Event, {
|
||
KEY_BACKSPACE: 8,
|
||
KEY_TAB: 9,
|
||
KEY_RETURN: 13,
|
||
KEY_ESC: 27,
|
||
KEY_LEFT: 37,
|
||
KEY_UP: 38,
|
||
KEY_RIGHT: 39,
|
||
KEY_DOWN: 40,
|
||
KEY_DELETE: 46,
|
||
KEY_HOME: 36,
|
||
KEY_END: 35,
|
||
KEY_PAGEUP: 33,
|
||
KEY_PAGEDOWN: 34,
|
||
|
||
element: function(event) {
|
||
return $(event.target || event.srcElement);
|
||
},
|
||
|
||
isLeftClick: function(event) {
|
||
return (((event.which) && (event.which == 1)) ||
|
||
((event.button) && (event.button == 1)));
|
||
},
|
||
|
||
pointerX: function(event) {
|
||
return event.pageX || (event.clientX +
|
||
(document.documentElement.scrollLeft || document.body.scrollLeft));
|
||
},
|
||
|
||
pointerY: function(event) {
|
||
return event.pageY || (event.clientY +
|
||
(document.documentElement.scrollTop || document.body.scrollTop));
|
||
},
|
||
|
||
stop: function(event) {
|
||
if (event.preventDefault) {
|
||
event.preventDefault();
|
||
event.stopPropagation();
|
||
} else {
|
||
event.returnValue = false;
|
||
event.cancelBubble = true;
|
||
}
|
||
},
|
||
|
||
// find the first node with the given tagName, starting from the
|
||
// node the event was triggered on; traverses the DOM upwards
|
||
findElement: function(event, tagName) {
|
||
var element = Event.element(event);
|
||
while (element.parentNode && (!element.tagName ||
|
||
(element.tagName.toUpperCase() != tagName.toUpperCase())))
|
||
element = element.parentNode;
|
||
return element;
|
||
},
|
||
|
||
observers: false,
|
||
|
||
_observeAndCache: function(element, name, observer, useCapture) {
|
||
if (!this.observers) this.observers = [];
|
||
if (element.addEventListener) {
|
||
this.observers.push([element, name, observer, useCapture]);
|
||
element.addEventListener(name, observer, useCapture);
|
||
} else if (element.attachEvent) {
|
||
this.observers.push([element, name, observer, useCapture]);
|
||
element.attachEvent('on' + name, observer);
|
||
}
|
||
},
|
||
|
||
unloadCache: function() {
|
||
if (!Event.observers) return;
|
||
for (var i = 0, length = Event.observers.length; i < length; i++) {
|
||
Event.stopObserving.apply(this, Event.observers[i]);
|
||
Event.observers[i][0] = null;
|
||
}
|
||
Event.observers = false;
|
||
},
|
||
|
||
observe: function(element, name, observer, useCapture) {
|
||
element = $(element);
|
||
useCapture = useCapture || false;
|
||
|
||
if (name == 'keypress' &&
|
||
(Prototype.Browser.WebKit || element.attachEvent))
|
||
name = 'keydown';
|
||
|
||
Event._observeAndCache(element, name, observer, useCapture);
|
||
},
|
||
|
||
stopObserving: function(element, name, observer, useCapture) {
|
||
element = $(element);
|
||
useCapture = useCapture || false;
|
||
|
||
if (name == 'keypress' &&
|
||
(Prototype.Browser.WebKit || element.attachEvent))
|
||
name = 'keydown';
|
||
|
||
if (element.removeEventListener) {
|
||
element.removeEventListener(name, observer, useCapture);
|
||
} else if (element.detachEvent) {
|
||
try {
|
||
element.detachEvent('on' + name, observer);
|
||
} catch (e) {}
|
||
}
|
||
}
|
||
});
|
||
|
||
/* prevent memory leaks in IE */
|
||
if (Prototype.Browser.IE)
|
||
Event.observe(window, 'unload', Event.unloadCache, false);
|
||
var Position = {
|
||
// set to true if needed, warning: firefox performance problems
|
||
// NOT neeeded for page scrolling, only if draggable contained in
|
||
// scrollable elements
|
||
includeScrollOffsets: false,
|
||
|
||
// must be called before calling withinIncludingScrolloffset, every time the
|
||
// page is scrolled
|
||
prepare: function() {
|
||
this.deltaX = window.pageXOffset
|
||
|| document.documentElement.scrollLeft
|
||
|| document.body.scrollLeft
|
||
|| 0;
|
||
this.deltaY = window.pageYOffset
|
||
|| document.documentElement.scrollTop
|
||
|| document.body.scrollTop
|
||
|| 0;
|
||
},
|
||
|
||
realOffset: function(element) {
|
||
var valueT = 0, valueL = 0;
|
||
do {
|
||
valueT += element.scrollTop || 0;
|
||
valueL += element.scrollLeft || 0;
|
||
element = element.parentNode;
|
||
} while (element);
|
||
return [valueL, valueT];
|
||
},
|
||
|
||
cumulativeOffset: function(element) {
|
||
var valueT = 0, valueL = 0;
|
||
do {
|
||
valueT += element.offsetTop || 0;
|
||
valueL += element.offsetLeft || 0;
|
||
element = element.offsetParent;
|
||
} while (element);
|
||
return [valueL, valueT];
|
||
},
|
||
|
||
positionedOffset: function(element) {
|
||
var valueT = 0, valueL = 0;
|
||
do {
|
||
valueT += element.offsetTop || 0;
|
||
valueL += element.offsetLeft || 0;
|
||
element = element.offsetParent;
|
||
if (element) {
|
||
if(element.tagName=='BODY') break;
|
||
var p = Element.getStyle(element, 'position');
|
||
if (p == 'relative' || p == 'absolute') break;
|
||
}
|
||
} while (element);
|
||
return [valueL, valueT];
|
||
},
|
||
|
||
offsetParent: function(element) {
|
||
if (element.offsetParent) return element.offsetParent;
|
||
if (element == document.body) return element;
|
||
|
||
while ((element = element.parentNode) && element != document.body)
|
||
if (Element.getStyle(element, 'position') != 'static')
|
||
return element;
|
||
|
||
return document.body;
|
||
},
|
||
|
||
// caches x/y coordinate pair to use with overlap
|
||
within: function(element, x, y) {
|
||
if (this.includeScrollOffsets)
|
||
return this.withinIncludingScrolloffsets(element, x, y);
|
||
this.xcomp = x;
|
||
this.ycomp = y;
|
||
this.offset = this.cumulativeOffset(element);
|
||
|
||
return (y >= this.offset[1] &&
|
||
y < this.offset[1] + element.offsetHeight &&
|
||
x >= this.offset[0] &&
|
||
x < this.offset[0] + element.offsetWidth);
|
||
},
|
||
|
||
withinIncludingScrolloffsets: function(element, x, y) {
|
||
var offsetcache = this.realOffset(element);
|
||
|
||
this.xcomp = x + offsetcache[0] - this.deltaX;
|
||
this.ycomp = y + offsetcache[1] - this.deltaY;
|
||
this.offset = this.cumulativeOffset(element);
|
||
|
||
return (this.ycomp >= this.offset[1] &&
|
||
this.ycomp < this.offset[1] + element.offsetHeight &&
|
||
this.xcomp >= this.offset[0] &&
|
||
this.xcomp < this.offset[0] + element.offsetWidth);
|
||
},
|
||
|
||
// within must be called directly before
|
||
overlap: function(mode, element) {
|
||
if (!mode) return 0;
|
||
if (mode == 'vertical')
|
||
return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
|
||
element.offsetHeight;
|
||
if (mode == 'horizontal')
|
||
return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
|
||
element.offsetWidth;
|
||
},
|
||
|
||
page: function(forElement) {
|
||
var valueT = 0, valueL = 0;
|
||
|
||
var element = forElement;
|
||
do {
|
||
valueT += element.offsetTop || 0;
|
||
valueL += element.offsetLeft || 0;
|
||
|
||
// Safari fix
|
||
if (element.offsetParent == document.body)
|
||
if (Element.getStyle(element,'position')=='absolute') break;
|
||
|
||
} while (element = element.offsetParent);
|
||
|
||
element = forElement;
|
||
do {
|
||
if (!window.opera || element.tagName=='BODY') {
|
||
valueT -= element.scrollTop || 0;
|
||
valueL -= element.scrollLeft || 0;
|
||
}
|
||
} while (element = element.parentNode);
|
||
|
||
return [valueL, valueT];
|
||
},
|
||
|
||
clone: function(source, target) {
|
||
var options = Object.extend({
|
||
setLeft: true,
|
||
setTop: true,
|
||
setWidth: true,
|
||
setHeight: true,
|
||
offsetTop: 0,
|
||
offsetLeft: 0
|
||
}, arguments[2] || {})
|
||
|
||
// find page position of source
|
||
source = $(source);
|
||
var p = Position.page(source);
|
||
|
||
// find coordinate system to use
|
||
target = $(target);
|
||
var delta = [0, 0];
|
||
var parent = null;
|
||
// delta [0,0] will do fine with position: fixed elements,
|
||
// position:absolute needs offsetParent deltas
|
||
if (Element.getStyle(target,'position') == 'absolute') {
|
||
parent = Position.offsetParent(target);
|
||
delta = Position.page(parent);
|
||
}
|
||
|
||
// correct by body offsets (fixes Safari)
|
||
if (parent == document.body) {
|
||
delta[0] -= document.body.offsetLeft;
|
||
delta[1] -= document.body.offsetTop;
|
||
}
|
||
|
||
// set position
|
||
if(options.setLeft) target.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
|
||
if(options.setTop) target.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
|
||
if(options.setWidth) target.style.width = source.offsetWidth + 'px';
|
||
if(options.setHeight) target.style.height = source.offsetHeight + 'px';
|
||
},
|
||
|
||
absolutize: function(element) {
|
||
element = $(element);
|
||
if (element.style.position == 'absolute') return;
|
||
Position.prepare();
|
||
|
||
var offsets = Position.positionedOffset(element);
|
||
var top = offsets[1];
|
||
var left = offsets[0];
|
||
var width = element.clientWidth;
|
||
var height = element.clientHeight;
|
||
|
||
element._originalLeft = left - parseFloat(element.style.left || 0);
|
||
element._originalTop = top - parseFloat(element.style.top || 0);
|
||
element._originalWidth = element.style.width;
|
||
element._originalHeight = element.style.height;
|
||
|
||
element.style.position = 'absolute';
|
||
element.style.top = top + 'px';
|
||
element.style.left = left + 'px';
|
||
element.style.width = width + 'px';
|
||
element.style.height = height + 'px';
|
||
},
|
||
|
||
relativize: function(element) {
|
||
element = $(element);
|
||
if (element.style.position == 'relative') return;
|
||
Position.prepare();
|
||
|
||
element.style.position = 'relative';
|
||
var top = parseFloat(element.style.top || 0) - (element._originalTop || 0);
|
||
var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
|
||
|
||
element.style.top = top + 'px';
|
||
element.style.left = left + 'px';
|
||
element.style.height = element._originalHeight;
|
||
element.style.width = element._originalWidth;
|
||
}
|
||
}
|
||
|
||
// Safari returns margins on body which is incorrect if the child is absolutely
|
||
// positioned. For performance reasons, redefine Position.cumulativeOffset for
|
||
// KHTML/WebKit only.
|
||
if (Prototype.Browser.WebKit) {
|
||
Position.cumulativeOffset = function(element) {
|
||
var valueT = 0, valueL = 0;
|
||
do {
|
||
valueT += element.offsetTop || 0;
|
||
valueL += element.offsetLeft || 0;
|
||
if (element.offsetParent == document.body)
|
||
if (Element.getStyle(element, 'position') == 'absolute') break;
|
||
|
||
element = element.offsetParent;
|
||
} while (element);
|
||
|
||
return [valueL, valueT];
|
||
}
|
||
}
|
||
|
||
Element.addMethods(); |