-/* Prototype JavaScript framework, version 1.6.0.3
- * (c) 2005-2008 Sam Stephenson
+/* Prototype JavaScript framework, version 1.7_rc2
+ * (c) 2005-2010 Sam Stephenson
*
* Prototype is freely distributable under the terms of an MIT-style license.
* For details, see the Prototype web site: http://www.prototypejs.org/
*--------------------------------------------------------------------------*/
var Prototype = {
- Version: '1.6.0.3',
- Browser: {
- IE: !!(window.attachEvent &&
- navigator.userAgent.indexOf('Opera') === -1),
- Opera: navigator.userAgent.indexOf('Opera') > -1,
- WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
- Gecko: navigator.userAgent.indexOf('Gecko') > -1 &&
- navigator.userAgent.indexOf('KHTML') === -1,
- MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/)
- },
+ Version: '1.7_rc2',
+
+ Browser: (function(){
+ var ua = navigator.userAgent;
+ var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
+ return {
+ IE: !!window.attachEvent && !isOpera,
+ Opera: isOpera,
+ WebKit: ua.indexOf('AppleWebKit/') > -1,
+ Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1,
+ MobileSafari: /Apple.*Mobile/.test(ua)
+ }
+ })(),
BrowserFeatures: {
XPath: !!document.evaluate,
+
SelectorsAPI: !!document.querySelector,
- ElementExtensions: !!window.HTMLElement,
- SpecificElementExtensions:
- document.createElement('div')['__proto__'] &&
- document.createElement('div')['__proto__'] !==
- document.createElement('form')['__proto__']
+
+ ElementExtensions: (function() {
+ var constructor = window.Element || window.HTMLElement;
+ return !!(constructor && constructor.prototype);
+ })(),
+ SpecificElementExtensions: (function() {
+ if (typeof window.HTMLDivElement !== 'undefined')
+ return true;
+
+ var div = document.createElement('div'),
+ form = document.createElement('form'),
+ isSupported = false;
+
+ if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) {
+ isSupported = true;
+ }
+
+ div = form = null;
+
+ return isSupported;
+ })()
},
ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
emptyFunction: function() { },
+
K: function(x) { return x }
};
Prototype.BrowserFeatures.SpecificElementExtensions = false;
+var Abstract = { };
+
+
+var Try = {
+ these: function() {
+ var returnValue;
+
+ for (var i = 0, length = arguments.length; i < length; i++) {
+ var lambda = arguments[i];
+ try {
+ returnValue = lambda();
+ break;
+ } catch (e) { }
+ }
+
+ return returnValue;
+ }
+};
+
/* Based on Alex Arnell's inheritance implementation. */
-var Class = {
- create: function() {
+
+var Class = (function() {
+
+ var IS_DONTENUM_BUGGY = (function(){
+ for (var p in { toString: 1 }) {
+ if (p === 'toString') return false;
+ }
+ return true;
+ })();
+
+ function subclass() {};
+ function create() {
var parent = null, properties = $A(arguments);
if (Object.isFunction(properties[0]))
parent = properties.shift();
klass.subclasses = [];
if (parent) {
- var subclass = function() { };
subclass.prototype = parent.prototype;
klass.prototype = new subclass;
parent.subclasses.push(klass);
}
- for (var i = 0; i < properties.length; i++)
+ for (var i = 0, length = properties.length; i < length; i++)
klass.addMethods(properties[i]);
if (!klass.prototype.initialize)
klass.prototype.initialize = Prototype.emptyFunction;
klass.prototype.constructor = klass;
-
return klass;
}
-};
-Class.Methods = {
- addMethods: function(source) {
- var ancestor = this.superclass && this.superclass.prototype;
- var properties = Object.keys(source);
+ function addMethods(source) {
+ var ancestor = this.superclass && this.superclass.prototype,
+ properties = Object.keys(source);
- if (!Object.keys({ toString: true }).length)
- properties.push("toString", "valueOf");
+ if (IS_DONTENUM_BUGGY) {
+ if (source.toString != Object.prototype.toString)
+ properties.push("toString");
+ if (source.valueOf != Object.prototype.valueOf)
+ properties.push("valueOf");
+ }
for (var i = 0, length = properties.length; i < length; i++) {
var property = properties[i], value = source[property];
if (ancestor && Object.isFunction(value) &&
- value.argumentNames().first() == "$super") {
+ value.argumentNames()[0] == "$super") {
var method = value;
value = (function(m) {
- return function() { return ancestor[m].apply(this, arguments) };
+ return function() { return ancestor[m].apply(this, arguments); };
})(property).wrap(method);
value.valueOf = method.valueOf.bind(method);
return this;
}
-};
-var Abstract = { };
+ return {
+ create: create,
+ Methods: {
+ addMethods: addMethods
+ }
+ };
+})();
+(function() {
-Object.extend = function(destination, source) {
- for (var property in source)
- destination[property] = source[property];
- return destination;
-};
+ var _toString = Object.prototype.toString,
+ NULL_TYPE = 'Null',
+ UNDEFINED_TYPE = 'Undefined',
+ BOOLEAN_TYPE = 'Boolean',
+ NUMBER_TYPE = 'Number',
+ STRING_TYPE = 'String',
+ OBJECT_TYPE = 'Object',
+ BOOLEAN_CLASS = '[object Boolean]',
+ NUMBER_CLASS = '[object Number]',
+ STRING_CLASS = '[object String]',
+ ARRAY_CLASS = '[object Array]',
+ NATIVE_JSON_STRINGIFY_SUPPORT = window.JSON &&
+ typeof JSON.stringify === 'function' &&
+ JSON.stringify(0) === '0' &&
+ typeof JSON.stringify(Prototype.K) === 'undefined';
+
+ function Type(o) {
+ switch(o) {
+ case null: return NULL_TYPE;
+ case (void 0): return UNDEFINED_TYPE;
+ }
+ var type = typeof o;
+ switch(type) {
+ case 'boolean': return BOOLEAN_TYPE;
+ case 'number': return NUMBER_TYPE;
+ case 'string': return STRING_TYPE;
+ }
+ return OBJECT_TYPE;
+ }
-Object.extend(Object, {
- inspect: function(object) {
+ function extend(destination, source) {
+ for (var property in source)
+ destination[property] = source[property];
+ return destination;
+ }
+
+ function inspect(object) {
try {
- if (Object.isUndefined(object)) return 'undefined';
+ if (isUndefined(object)) return 'undefined';
if (object === null) return 'null';
return object.inspect ? object.inspect() : String(object);
} catch (e) {
if (e instanceof RangeError) return '...';
throw e;
}
- },
+ }
- toJSON: function(object) {
- var type = typeof object;
- switch (type) {
- case 'undefined':
- case 'function':
- case 'unknown': return;
- case 'boolean': return object.toString();
+ function toJSON(value) {
+ return Str('', { '': value }, []);
+ }
+
+ function Str(key, holder, stack) {
+ var value = holder[key],
+ type = typeof value;
+
+ if (Type(value) === OBJECT_TYPE && typeof value.toJSON === 'function') {
+ value = value.toJSON(key);
}
- if (object === null) return 'null';
- if (object.toJSON) return object.toJSON();
- if (Object.isElement(object)) return;
+ var _class = _toString.call(value);
- var results = [];
- for (var property in object) {
- var value = Object.toJSON(object[property]);
- if (!Object.isUndefined(value))
- results.push(property.toJSON() + ': ' + value);
+ switch (_class) {
+ case NUMBER_CLASS:
+ case BOOLEAN_CLASS:
+ case STRING_CLASS:
+ value = value.valueOf();
}
- return '{' + results.join(', ') + '}';
- },
+ switch (value) {
+ case null: return 'null';
+ case true: return 'true';
+ case false: return 'false';
+ }
+
+ type = typeof value;
+ switch (type) {
+ case 'string':
+ return value.inspect(true);
+ case 'number':
+ return isFinite(value) ? String(value) : 'null';
+ case 'object':
+
+ for (var i = 0, length = stack.length; i < length; i++) {
+ if (stack[i] === value) { throw new TypeError(); }
+ }
+ stack.push(value);
+
+ var partial = [];
+ if (_class === ARRAY_CLASS) {
+ for (var i = 0, length = value.length; i < length; i++) {
+ var str = Str(i, value, stack);
+ partial.push(typeof str === 'undefined' ? 'null' : str);
+ }
+ partial = '[' + partial.join(',') + ']';
+ } else {
+ var keys = Object.keys(value);
+ for (var i = 0, length = keys.length; i < length; i++) {
+ var key = keys[i], str = Str(key, value, stack);
+ if (typeof str !== "undefined") {
+ partial.push(key.inspect(true)+ ':' + str);
+ }
+ }
+ partial = '{' + partial.join(',') + '}';
+ }
+ stack.pop();
+ return partial;
+ }
+ }
+
+ function stringify(object) {
+ return JSON.stringify(object);
+ }
- toQueryString: function(object) {
+ function toQueryString(object) {
return $H(object).toQueryString();
- },
+ }
- toHTML: function(object) {
+ function toHTML(object) {
return object && object.toHTML ? object.toHTML() : String.interpret(object);
- },
+ }
- keys: function(object) {
- var keys = [];
- for (var property in object)
- keys.push(property);
- return keys;
- },
+ function keys(object) {
+ if (Type(object) !== OBJECT_TYPE) { throw new TypeError(); }
+ var results = [];
+ for (var property in object) {
+ if (object.hasOwnProperty(property)) {
+ results.push(property);
+ }
+ }
+ return results;
+ }
- values: function(object) {
- var values = [];
+ function values(object) {
+ var results = [];
for (var property in object)
- values.push(object[property]);
- return values;
- },
+ results.push(object[property]);
+ return results;
+ }
- clone: function(object) {
- return Object.extend({ }, object);
- },
+ function clone(object) {
+ return extend({ }, object);
+ }
- isElement: function(object) {
+ function isElement(object) {
return !!(object && object.nodeType == 1);
- },
+ }
- isArray: function(object) {
- return object != null && typeof object == "object" &&
- 'splice' in object && 'join' in object;
- },
+ function isArray(object) {
+ return _toString.call(object) === ARRAY_CLASS;
+ }
+
+ var hasNativeIsArray = (typeof Array.isArray == 'function')
+ && Array.isArray([]) && !Array.isArray({});
+
+ if (hasNativeIsArray) {
+ isArray = Array.isArray;
+ }
- isHash: function(object) {
+ function isHash(object) {
return object instanceof Hash;
- },
+ }
- isFunction: function(object) {
- return typeof object == "function";
- },
+ function isFunction(object) {
+ return typeof object === "function";
+ }
- isString: function(object) {
- return typeof object == "string";
- },
+ function isString(object) {
+ return _toString.call(object) === STRING_CLASS;
+ }
- isNumber: function(object) {
- return typeof object == "number";
- },
+ function isNumber(object) {
+ return _toString.call(object) === NUMBER_CLASS;
+ }
- isUndefined: function(object) {
- return typeof object == "undefined";
+ function isUndefined(object) {
+ return typeof object === "undefined";
+ }
+
+ extend(Object, {
+ extend: extend,
+ inspect: inspect,
+ toJSON: NATIVE_JSON_STRINGIFY_SUPPORT ? stringify : toJSON,
+ toQueryString: toQueryString,
+ toHTML: toHTML,
+ keys: Object.keys || keys,
+ values: values,
+ clone: clone,
+ isElement: isElement,
+ isArray: isArray,
+ isHash: isHash,
+ isFunction: isFunction,
+ isString: isString,
+ isNumber: isNumber,
+ isUndefined: isUndefined
+ });
+})();
+Object.extend(Function.prototype, (function() {
+ var slice = Array.prototype.slice;
+
+ function update(array, args) {
+ var arrayLength = array.length, length = args.length;
+ while (length--) array[arrayLength + length] = args[length];
+ return array;
}
-});
-Object.extend(Function.prototype, {
- argumentNames: function() {
- var names = this.toString().match(/^[\s\(]*function[^(]*\(([^\)]*)\)/)[1]
+ function merge(array, args) {
+ array = slice.call(array, 0);
+ return update(array, args);
+ }
+
+ function argumentNames() {
+ var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
+ .replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
.replace(/\s+/g, '').split(',');
return names.length == 1 && !names[0] ? [] : names;
- },
+ }
- bind: function() {
+ function bind(context) {
if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
- var __method = this, args = $A(arguments), object = args.shift();
+ var __method = this, args = slice.call(arguments, 1);
return function() {
- return __method.apply(object, args.concat($A(arguments)));
+ var a = merge(args, arguments);
+ return __method.apply(context, a);
}
- },
+ }
- bindAsEventListener: function() {
- var __method = this, args = $A(arguments), object = args.shift();
+ function bindAsEventListener(context) {
+ var __method = this, args = slice.call(arguments, 1);
return function(event) {
- return __method.apply(object, [event || window.event].concat(args));
+ var a = update([event || window.event], args);
+ return __method.apply(context, a);
}
- },
+ }
- curry: function() {
+ function curry() {
if (!arguments.length) return this;
- var __method = this, args = $A(arguments);
+ var __method = this, args = slice.call(arguments, 0);
return function() {
- return __method.apply(this, args.concat($A(arguments)));
+ var a = merge(args, arguments);
+ return __method.apply(this, a);
}
- },
+ }
- delay: function() {
- var __method = this, args = $A(arguments), timeout = args.shift() * 1000;
+ function delay(timeout) {
+ var __method = this, args = slice.call(arguments, 1);
+ timeout = timeout * 1000;
return window.setTimeout(function() {
return __method.apply(__method, args);
}, timeout);
- },
+ }
- defer: function() {
- var args = [0.01].concat($A(arguments));
+ function defer() {
+ var args = update([0.01], arguments);
return this.delay.apply(this, args);
- },
+ }
- wrap: function(wrapper) {
+ function wrap(wrapper) {
var __method = this;
return function() {
- return wrapper.apply(this, [__method.bind(this)].concat($A(arguments)));
+ var a = update([__method.bind(this)], arguments);
+ return wrapper.apply(this, a);
}
- },
+ }
- methodize: function() {
+ function methodize() {
if (this._methodized) return this._methodized;
var __method = this;
return this._methodized = function() {
- return __method.apply(null, [this].concat($A(arguments)));
+ var a = update([this], arguments);
+ return __method.apply(null, a);
};
}
-});
-Date.prototype.toJSON = function() {
- return '"' + this.getUTCFullYear() + '-' +
- (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
- this.getUTCDate().toPaddedString(2) + 'T' +
- this.getUTCHours().toPaddedString(2) + ':' +
- this.getUTCMinutes().toPaddedString(2) + ':' +
- this.getUTCSeconds().toPaddedString(2) + 'Z"';
-};
+ return {
+ argumentNames: argumentNames,
+ bind: bind,
+ bindAsEventListener: bindAsEventListener,
+ curry: curry,
+ delay: delay,
+ defer: defer,
+ wrap: wrap,
+ methodize: methodize
+ }
+})());
-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;
+(function(proto) {
+
+
+ function toISOString() {
+ return this.getUTCFullYear() + '-' +
+ (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
+ this.getUTCDate().toPaddedString(2) + 'T' +
+ this.getUTCHours().toPaddedString(2) + ':' +
+ this.getUTCMinutes().toPaddedString(2) + ':' +
+ this.getUTCSeconds().toPaddedString(2) + 'Z';
}
-};
+
+
+ function toJSON() {
+ return this.toISOString();
+ }
+
+ if (!proto.toISOString) proto.toISOString = toISOString;
+ if (!proto.toJSON) proto.toJSON = toJSON;
+
+})(Date.prototype);
+
RegExp.prototype.match = RegExp.prototype.test;
RegExp.escape = function(str) {
return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
};
-
-/*--------------------------------------------------------------------------*/
-
var PeriodicalExecuter = Class.create({
initialize: function(callback, frequency) {
this.callback = callback;
try {
this.currentlyExecuting = true;
this.execute();
- } finally {
this.currentlyExecuting = false;
+ } catch(e) {
+ this.currentlyExecuting = false;
+ throw e;
}
}
}
}
});
-Object.extend(String.prototype, {
- gsub: function(pattern, replacement) {
+Object.extend(String.prototype, (function() {
+ var NATIVE_JSON_PARSE_SUPPORT = window.JSON &&
+ typeof JSON.parse === 'function' &&
+ JSON.parse('{"test": true}').test;
+
+ function prepareReplacement(replacement) {
+ if (Object.isFunction(replacement)) return replacement;
+ var template = new Template(replacement);
+ return function(match) { return template.evaluate(match) };
+ }
+
+ function gsub(pattern, replacement) {
var result = '', source = this, match;
- replacement = arguments.callee.prepareReplacement(replacement);
+ replacement = prepareReplacement(replacement);
+
+ if (Object.isString(pattern))
+ pattern = RegExp.escape(pattern);
+
+ if (!(pattern.length || pattern.source)) {
+ replacement = replacement('');
+ return replacement + source.split('').join(replacement) + replacement;
+ }
while (source.length > 0) {
if (match = source.match(pattern)) {
}
}
return result;
- },
+ }
- sub: function(pattern, replacement, count) {
- replacement = this.gsub.prepareReplacement(replacement);
+ function sub(pattern, replacement, count) {
+ replacement = prepareReplacement(replacement);
count = Object.isUndefined(count) ? 1 : count;
return this.gsub(pattern, function(match) {
if (--count < 0) return match[0];
return replacement(match);
});
- },
+ }
- scan: function(pattern, iterator) {
+ function scan(pattern, iterator) {
this.gsub(pattern, iterator);
return String(this);
- },
+ }
- truncate: function(length, truncation) {
+ function truncate(length, truncation) {
length = length || 30;
truncation = Object.isUndefined(truncation) ? '...' : truncation;
return this.length > length ?
this.slice(0, length - truncation.length) + truncation : String(this);
- },
+ }
- strip: function() {
+ function strip() {
return this.replace(/^\s+/, '').replace(/\s+$/, '');
- },
+ }
- stripTags: function() {
- return this.replace(/<\/?[^>]+>/gi, '');
- },
+ function stripTags() {
+ return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi, '');
+ }
- stripScripts: function() {
+ function stripScripts() {
return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
- },
+ }
- extractScripts: function() {
- var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
- var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
+ function extractScripts() {
+ var matchAll = new RegExp(Prototype.ScriptFragment, 'img'),
+ matchOne = new RegExp(Prototype.ScriptFragment, 'im');
return (this.match(matchAll) || []).map(function(scriptTag) {
return (scriptTag.match(matchOne) || ['', ''])[1];
});
- },
+ }
- evalScripts: function() {
+ function evalScripts() {
return this.extractScripts().map(function(script) { return eval(script) });
- },
+ }
- escapeHTML: function() {
- var self = arguments.callee;
- self.text.data = this;
- return self.div.innerHTML;
- },
+ function escapeHTML() {
+ return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
+ }
- unescapeHTML: function() {
- var div = new Element('div');
- div.innerHTML = this.stripTags();
- return div.childNodes[0] ? (div.childNodes.length > 1 ?
- $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
- div.childNodes[0].nodeValue) : '';
- },
+ function unescapeHTML() {
+ return this.stripTags().replace(/</g,'<').replace(/>/g,'>').replace(/&/g,'&');
+ }
- toQueryParams: function(separator) {
+
+ function toQueryParams(separator) {
var match = this.strip().match(/([^?#]*)(#.*)?$/);
if (!match) return { };
return match[1].split(separator || '&').inject({ }, function(hash, pair) {
if ((pair = pair.split('='))[0]) {
- var key = decodeURIComponent(pair.shift());
- var value = pair.length > 1 ? pair.join('=') : pair[0];
+ var key = decodeURIComponent(pair.shift()),
+ value = pair.length > 1 ? pair.join('=') : pair[0];
+
if (value != undefined) value = decodeURIComponent(value);
if (key in hash) {
}
return hash;
});
- },
+ }
- toArray: function() {
+ function toArray() {
return this.split('');
- },
+ }
- succ: function() {
+ function succ() {
return this.slice(0, this.length - 1) +
String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
- },
+ }
- times: function(count) {
+ function times(count) {
return count < 1 ? '' : new Array(count + 1).join(this);
- },
-
- camelize: function() {
- var parts = this.split('-'), len = parts.length;
- if (len == 1) return parts[0];
-
- var camelized = this.charAt(0) == '-'
- ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
- : parts[0];
-
- for (var i = 1; i < len; i++)
- camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);
+ }
- return camelized;
- },
+ function camelize() {
+ return this.replace(/-+(.)?/g, function(match, chr) {
+ return chr ? chr.toUpperCase() : '';
+ });
+ }
- capitalize: function() {
+ function capitalize() {
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();
- },
+ function underscore() {
+ return this.replace(/::/g, '/')
+ .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
+ .replace(/([a-z\d])([A-Z])/g, '$1_$2')
+ .replace(/-/g, '_')
+ .toLowerCase();
+ }
- dasherize: function() {
- return this.gsub(/_/,'-');
- },
+ function dasherize() {
+ return this.replace(/_/g, '-');
+ }
- 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);
+ function inspect(useDoubleQuotes) {
+ var escapedString = this.replace(/[\x00-\x1f\\]/g, function(character) {
+ if (character in String.specialChar) {
+ return String.specialChar[character];
+ }
+ return '\\u00' + character.charCodeAt().toPaddedString(2, 16);
});
if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
return "'" + escapedString.replace(/'/g, '\\\'') + "'";
- },
-
- toJSON: function() {
- return this.inspect(true);
- },
+ }
- unfilterJSON: function(filter) {
- return this.sub(filter || Prototype.JSONFilter, '#{1}');
- },
+ function unfilterJSON(filter) {
+ return this.replace(filter || Prototype.JSONFilter, '$1');
+ }
- isJSON: function() {
+ function isJSON() {
var str = this;
if (str.blank()) return false;
- str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
- return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
- },
+ str = str.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@');
+ str = str.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']');
+ str = str.replace(/(?:^|:|,)(?:\s*\[)+/g, '');
+ return (/^[\],:{}\s]*$/).test(str);
+ }
- evalJSON: function(sanitize) {
- var json = this.unfilterJSON();
+ function evalJSON(sanitize) {
+ var json = this.unfilterJSON(),
+ cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
+ if (cx.test(json)) {
+ json = json.replace(cx, function (a) {
+ return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
+ });
+ }
try {
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
} catch (e) { }
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
- },
+ }
+
+ function parseJSON() {
+ var json = this.unfilterJSON();
+ return JSON.parse(json);
+ }
- include: function(pattern) {
+ function include(pattern) {
return this.indexOf(pattern) > -1;
- },
+ }
- startsWith: function(pattern) {
- return this.indexOf(pattern) === 0;
- },
+ function startsWith(pattern) {
+ return this.lastIndexOf(pattern, 0) === 0;
+ }
- endsWith: function(pattern) {
+ function endsWith(pattern) {
var d = this.length - pattern.length;
- return d >= 0 && this.lastIndexOf(pattern) === d;
- },
+ return d >= 0 && this.indexOf(pattern, d) === d;
+ }
- empty: function() {
+ function empty() {
return this == '';
- },
+ }
- blank: function() {
+ function blank() {
return /^\s*$/.test(this);
- },
-
- interpolate: function(object, pattern) {
- return new Template(this, pattern).evaluate(object);
}
-});
-if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
- escapeHTML: function() {
- return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
- },
- unescapeHTML: function() {
- return this.stripTags().replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
+ function interpolate(object, pattern) {
+ return new Template(this, pattern).evaluate(object);
}
-});
-
-String.prototype.gsub.prepareReplacement = function(replacement) {
- if (Object.isFunction(replacement)) return replacement;
- var template = new Template(replacement);
- return function(match) { return template.evaluate(match) };
-};
-
-String.prototype.parseQuery = String.prototype.toQueryParams;
-Object.extend(String.prototype.escapeHTML, {
- div: document.createElement('div'),
- text: document.createTextNode('')
-});
-
-String.prototype.escapeHTML.div.appendChild(String.prototype.escapeHTML.text);
+ return {
+ gsub: gsub,
+ sub: sub,
+ scan: scan,
+ truncate: truncate,
+ strip: String.prototype.trim || strip,
+ stripTags: stripTags,
+ stripScripts: stripScripts,
+ extractScripts: extractScripts,
+ evalScripts: evalScripts,
+ escapeHTML: escapeHTML,
+ unescapeHTML: unescapeHTML,
+ toQueryParams: toQueryParams,
+ parseQuery: toQueryParams,
+ toArray: toArray,
+ succ: succ,
+ times: times,
+ camelize: camelize,
+ capitalize: capitalize,
+ underscore: underscore,
+ dasherize: dasherize,
+ inspect: inspect,
+ unfilterJSON: unfilterJSON,
+ isJSON: isJSON,
+ evalJSON: NATIVE_JSON_PARSE_SUPPORT ? parseJSON : evalJSON,
+ include: include,
+ startsWith: startsWith,
+ endsWith: endsWith,
+ empty: empty,
+ blank: blank,
+ interpolate: interpolate
+ };
+})());
var Template = Class.create({
initialize: function(template, pattern) {
},
evaluate: function(object) {
- if (Object.isFunction(object.toTemplateReplacements))
+ if (object && Object.isFunction(object.toTemplateReplacements))
object = object.toTemplateReplacements();
return this.template.gsub(this.pattern, function(match) {
- if (object == null) return '';
+ if (object == null) return (match[1] + '');
var before = match[1] || '';
if (before == '\\') return match[2];
- var ctx = object, expr = match[3];
- var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
+ var ctx = object, expr = match[3],
+ pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
+
match = pattern.exec(expr);
if (match == null) return before;
while (match != null) {
- var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1];
+ var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1];
ctx = ctx[comp];
if (null == ctx || '' == match[3]) break;
expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
var $break = { };
-var Enumerable = {
- each: function(iterator, context) {
+var Enumerable = (function() {
+ function each(iterator, context) {
var index = 0;
try {
this._each(function(value) {
if (e != $break) throw e;
}
return this;
- },
+ }
- eachSlice: function(number, iterator, context) {
+ function eachSlice(number, iterator, context) {
var index = -number, slices = [], array = this.toArray();
if (number < 1) return array;
while ((index += number) < array.length)
slices.push(array.slice(index, index+number));
return slices.collect(iterator, context);
- },
+ }
- all: function(iterator, context) {
+ function all(iterator, context) {
iterator = iterator || Prototype.K;
var result = true;
this.each(function(value, index) {
if (!result) throw $break;
});
return result;
- },
+ }
- any: function(iterator, context) {
+ function any(iterator, context) {
iterator = iterator || Prototype.K;
var result = false;
this.each(function(value, index) {
throw $break;
});
return result;
- },
+ }
- collect: function(iterator, context) {
+ function collect(iterator, context) {
iterator = iterator || Prototype.K;
var results = [];
this.each(function(value, index) {
results.push(iterator.call(context, value, index));
});
return results;
- },
+ }
- detect: function(iterator, context) {
+ function detect(iterator, context) {
var result;
this.each(function(value, index) {
if (iterator.call(context, value, index)) {
}
});
return result;
- },
+ }
- findAll: function(iterator, context) {
+ function findAll(iterator, context) {
var results = [];
this.each(function(value, index) {
if (iterator.call(context, value, index))
results.push(value);
});
return results;
- },
+ }
- grep: function(filter, iterator, context) {
+ function grep(filter, iterator, context) {
iterator = iterator || Prototype.K;
var results = [];
if (Object.isString(filter))
- filter = new RegExp(filter);
+ filter = new RegExp(RegExp.escape(filter));
this.each(function(value, index) {
if (filter.match(value))
results.push(iterator.call(context, value, index));
});
return results;
- },
+ }
- include: function(object) {
+ function include(object) {
if (Object.isFunction(this.indexOf))
if (this.indexOf(object) != -1) return true;
}
});
return found;
- },
+ }
- inGroupsOf: function(number, fillWith) {
+ function inGroupsOf(number, fillWith) {
fillWith = Object.isUndefined(fillWith) ? null : fillWith;
return this.eachSlice(number, function(slice) {
while(slice.length < number) slice.push(fillWith);
return slice;
});
- },
+ }
- inject: function(memo, iterator, context) {
+ function inject(memo, iterator, context) {
this.each(function(value, index) {
memo = iterator.call(context, memo, value, index);
});
return memo;
- },
+ }
- invoke: function(method) {
+ function invoke(method) {
var args = $A(arguments).slice(1);
return this.map(function(value) {
return value[method].apply(value, args);
});
- },
+ }
- max: function(iterator, context) {
+ function max(iterator, context) {
iterator = iterator || Prototype.K;
var result;
this.each(function(value, index) {
result = value;
});
return result;
- },
+ }
- min: function(iterator, context) {
+ function min(iterator, context) {
iterator = iterator || Prototype.K;
var result;
this.each(function(value, index) {
result = value;
});
return result;
- },
+ }
- partition: function(iterator, context) {
+ function partition(iterator, context) {
iterator = iterator || Prototype.K;
var trues = [], falses = [];
this.each(function(value, index) {
trues : falses).push(value);
});
return [trues, falses];
- },
+ }
- pluck: function(property) {
+ function pluck(property) {
var results = [];
this.each(function(value) {
results.push(value[property]);
});
return results;
- },
+ }
- reject: function(iterator, context) {
+ function reject(iterator, context) {
var results = [];
this.each(function(value, index) {
if (!iterator.call(context, value, index))
results.push(value);
});
return results;
- },
+ }
- sortBy: function(iterator, context) {
+ function sortBy(iterator, context) {
return this.map(function(value, index) {
return {
value: value,
var a = left.criteria, b = right.criteria;
return a < b ? -1 : a > b ? 1 : 0;
}).pluck('value');
- },
+ }
- toArray: function() {
+ function toArray() {
return this.map();
- },
+ }
- zip: function() {
+ function zip() {
var iterator = Prototype.K, args = $A(arguments);
if (Object.isFunction(args.last()))
iterator = args.pop();
return this.map(function(value, index) {
return iterator(collections.pluck(index));
});
- },
+ }
- size: function() {
+ function size() {
return this.toArray().length;
- },
+ }
- inspect: function() {
+ function inspect() {
return '#<Enumerable:' + this.toArray().inspect() + '>';
}
-};
-Object.extend(Enumerable, {
- map: Enumerable.collect,
- find: Enumerable.detect,
- select: Enumerable.findAll,
- filter: Enumerable.findAll,
- member: Enumerable.include,
- entries: Enumerable.toArray,
- every: Enumerable.all,
- some: Enumerable.any
-});
+
+
+
+
+
+
+
+
+ return {
+ each: each,
+ eachSlice: eachSlice,
+ all: all,
+ every: all,
+ any: any,
+ some: any,
+ collect: collect,
+ map: collect,
+ detect: detect,
+ findAll: findAll,
+ select: findAll,
+ filter: findAll,
+ grep: grep,
+ include: include,
+ member: include,
+ inGroupsOf: inGroupsOf,
+ inject: inject,
+ invoke: invoke,
+ max: max,
+ min: min,
+ partition: partition,
+ pluck: pluck,
+ reject: reject,
+ sortBy: sortBy,
+ toArray: toArray,
+ entries: toArray,
+ zip: zip,
+ size: size,
+ inspect: inspect,
+ find: detect
+ };
+})();
+
function $A(iterable) {
if (!iterable) return [];
- if (iterable.toArray) return iterable.toArray();
+ if ('toArray' in Object(iterable)) return iterable.toArray();
var length = iterable.length || 0, results = new Array(length);
while (length--) results[length] = iterable[length];
return results;
}
-if (Prototype.Browser.WebKit) {
- $A = function(iterable) {
- if (!iterable) return [];
- // In Safari, only use the `toArray` method if it's not a NodeList.
- // A NodeList is a function, has an function `item` property, and a numeric
- // `length` property. Adapted from Google Doctype.
- if (!(typeof iterable === 'function' && typeof iterable.length ===
- 'number' && typeof iterable.item === 'function') && iterable.toArray)
- return iterable.toArray();
- var length = iterable.length || 0, results = new Array(length);
- while (length--) results[length] = iterable[length];
- return results;
- };
+
+function $w(string) {
+ if (!Object.isString(string)) return [];
+ string = string.strip();
+ return string ? string.split(/\s+/) : [];
}
Array.from = $A;
-Object.extend(Array.prototype, Enumerable);
-if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse;
+(function() {
+ var arrayProto = Array.prototype,
+ slice = arrayProto.slice,
+ _each = arrayProto.forEach; // use native browser JS 1.6 implementation if available
-Object.extend(Array.prototype, {
- _each: function(iterator) {
+ function each(iterator) {
for (var i = 0, length = this.length; i < length; i++)
iterator(this[i]);
- },
+ }
+ if (!_each) _each = each;
- clear: function() {
+ function clear() {
this.length = 0;
return this;
- },
+ }
- first: function() {
+ function first() {
return this[0];
- },
+ }
- last: function() {
+ function last() {
return this[this.length - 1];
- },
+ }
- compact: function() {
+ function compact() {
return this.select(function(value) {
return value != null;
});
- },
+ }
- flatten: function() {
+ function flatten() {
return this.inject([], function(array, value) {
- return array.concat(Object.isArray(value) ?
- value.flatten() : [value]);
+ if (Object.isArray(value))
+ return array.concat(value.flatten());
+ array.push(value);
+ return array;
});
- },
+ }
- without: function() {
- var values = $A(arguments);
+ function without() {
+ var values = slice.call(arguments, 0);
return this.select(function(value) {
return !values.include(value);
});
- },
-
- reverse: function(inline) {
- return (inline !== false ? this : this.toArray())._reverse();
- },
+ }
- reduce: function() {
- return this.length > 1 ? this : this[0];
- },
+ function reverse(inline) {
+ return (inline === false ? this.toArray() : this)._reverse();
+ }
- uniq: function(sorted) {
+ function uniq(sorted) {
return this.inject([], function(array, value, index) {
if (0 == index || (sorted ? array.last() != value : !array.include(value)))
array.push(value);
return array;
});
- },
+ }
- intersect: function(array) {
+ function intersect(array) {
return this.uniq().findAll(function(item) {
return array.detect(function(value) { return item === value });
});
- },
+ }
- clone: function() {
- return [].concat(this);
- },
- size: function() {
+ function clone() {
+ return slice.call(this, 0);
+ }
+
+ function size() {
return this.length;
- },
+ }
- inspect: function() {
+ function inspect() {
return '[' + this.map(Object.inspect).join(', ') + ']';
- },
-
- toJSON: function() {
- var results = [];
- this.each(function(object) {
- var value = Object.toJSON(object);
- if (!Object.isUndefined(value)) results.push(value);
- });
- return '[' + results.join(', ') + ']';
}
-});
-
-// use native browser JS 1.6 implementation if available
-if (Object.isFunction(Array.prototype.forEach))
- Array.prototype._each = Array.prototype.forEach;
-
-if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) {
- i || (i = 0);
- var length = this.length;
- if (i < 0) i = length + i;
- for (; i < length; i++)
- if (this[i] === item) return i;
- return -1;
-};
-
-if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) {
- i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
- var n = this.slice(0, i).reverse().indexOf(item);
- return (n < 0) ? n : i - n - 1;
-};
-Array.prototype.toArray = Array.prototype.clone;
+ function indexOf(item, i) {
+ i || (i = 0);
+ var length = this.length;
+ if (i < 0) i = length + i;
+ for (; i < length; i++)
+ if (this[i] === item) return i;
+ return -1;
+ }
-function $w(string) {
- if (!Object.isString(string)) return [];
- string = string.strip();
- return string ? string.split(/\s+/) : [];
-}
+ function lastIndexOf(item, i) {
+ i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
+ var n = this.slice(0, i).reverse().indexOf(item);
+ return (n < 0) ? n : i - n - 1;
+ }
-if (Prototype.Browser.Opera){
- Array.prototype.concat = function() {
- var array = [];
- for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
+ function concat() {
+ var array = slice.call(this, 0), item;
for (var i = 0, length = arguments.length; i < length; i++) {
- if (Object.isArray(arguments[i])) {
- for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
- array.push(arguments[i][j]);
+ item = arguments[i];
+ if (Object.isArray(item) && !('callee' in item)) {
+ for (var j = 0, arrayLength = item.length; j < arrayLength; j++)
+ array.push(item[j]);
} else {
- array.push(arguments[i]);
+ array.push(item);
}
}
return array;
- };
-}
-Object.extend(Number.prototype, {
- toColorPart: function() {
- return this.toPaddedString(2, 16);
- },
-
- succ: function() {
- return this + 1;
- },
+ }
- times: function(iterator, context) {
- $R(0, this, true).each(iterator, context);
- return this;
- },
+ Object.extend(arrayProto, Enumerable);
+
+ if (!arrayProto._reverse)
+ arrayProto._reverse = arrayProto.reverse;
+
+ Object.extend(arrayProto, {
+ _each: _each,
+ clear: clear,
+ first: first,
+ last: last,
+ compact: compact,
+ flatten: flatten,
+ without: without,
+ reverse: reverse,
+ uniq: uniq,
+ intersect: intersect,
+ clone: clone,
+ toArray: clone,
+ size: size,
+ inspect: inspect
+ });
- toPaddedString: function(length, radix) {
- var string = this.toString(radix || 10);
- return '0'.times(length - string.length) + string;
- },
+ var CONCAT_ARGUMENTS_BUGGY = (function() {
+ return [].concat(arguments)[0][0] !== 1;
+ })(1,2)
- toJSON: function() {
- return isFinite(this) ? this.toString() : 'null';
- }
-});
+ if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat;
-$w('abs round ceil floor').each(function(method){
- Number.prototype[method] = Math[method].methodize();
-});
+ if (!arrayProto.indexOf) arrayProto.indexOf = indexOf;
+ if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf;
+})();
function $H(object) {
return new Hash(object);
};
var Hash = Class.create(Enumerable, (function() {
+ function initialize(object) {
+ this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
+ }
- function toQueryPair(key, value) {
- if (Object.isUndefined(value)) return key;
- return key + '=' + encodeURIComponent(String.interpret(value));
+
+ function _each(iterator) {
+ for (var key in this._object) {
+ var value = this._object[key], pair = [key, value];
+ pair.key = key;
+ pair.value = value;
+ iterator(pair);
+ }
}
- return {
- initialize: function(object) {
- this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
- },
+ function set(key, value) {
+ return this._object[key] = value;
+ }
- _each: function(iterator) {
- for (var key in this._object) {
- var value = this._object[key], pair = [key, value];
- pair.key = key;
- pair.value = value;
- iterator(pair);
- }
- },
+ function get(key) {
+ if (this._object[key] !== Object.prototype[key])
+ return this._object[key];
+ }
- set: function(key, value) {
- return this._object[key] = value;
- },
+ function unset(key) {
+ var value = this._object[key];
+ delete this._object[key];
+ return value;
+ }
- get: function(key) {
- // simulating poorly supported hasOwnProperty
- if (this._object[key] !== Object.prototype[key])
- return this._object[key];
- },
+ function toObject() {
+ return Object.clone(this._object);
+ }
- unset: function(key) {
- var value = this._object[key];
- delete this._object[key];
- return value;
- },
- toObject: function() {
- return Object.clone(this._object);
- },
- keys: function() {
- return this.pluck('key');
- },
+ function keys() {
+ return this.pluck('key');
+ }
- values: function() {
- return this.pluck('value');
- },
+ function values() {
+ return this.pluck('value');
+ }
- index: function(value) {
- var match = this.detect(function(pair) {
- return pair.value === value;
- });
- return match && match.key;
- },
+ function index(value) {
+ var match = this.detect(function(pair) {
+ return pair.value === value;
+ });
+ return match && match.key;
+ }
- merge: function(object) {
- return this.clone().update(object);
- },
+ function merge(object) {
+ return this.clone().update(object);
+ }
- update: function(object) {
- return new Hash(object).inject(this, function(result, pair) {
- result.set(pair.key, pair.value);
- return result;
- });
- },
+ function update(object) {
+ return new Hash(object).inject(this, function(result, pair) {
+ result.set(pair.key, pair.value);
+ return result;
+ });
+ }
- toQueryString: function() {
- return this.inject([], function(results, pair) {
- var key = encodeURIComponent(pair.key), values = pair.value;
+ function toQueryPair(key, value) {
+ if (Object.isUndefined(value)) return key;
+ return key + '=' + encodeURIComponent(String.interpret(value));
+ }
- if (values && typeof values == 'object') {
- if (Object.isArray(values))
- return results.concat(values.map(toQueryPair.curry(key)));
- } else results.push(toQueryPair(key, values));
- return results;
- }).join('&');
- },
+ function toQueryString() {
+ return this.inject([], function(results, pair) {
+ var key = encodeURIComponent(pair.key), values = pair.value;
- inspect: function() {
- return '#<Hash:{' + this.map(function(pair) {
- return pair.map(Object.inspect).join(': ');
- }).join(', ') + '}>';
- },
+ if (values && typeof values == 'object') {
+ if (Object.isArray(values))
+ return results.concat(values.map(toQueryPair.curry(key)));
+ } else results.push(toQueryPair(key, values));
+ return results;
+ }).join('&');
+ }
- toJSON: function() {
- return Object.toJSON(this.toObject());
- },
+ function inspect() {
+ return '#<Hash:{' + this.map(function(pair) {
+ return pair.map(Object.inspect).join(': ');
+ }).join(', ') + '}>';
+ }
- clone: function() {
- return new Hash(this);
- }
+ function clone() {
+ return new Hash(this);
}
+
+ return {
+ initialize: initialize,
+ _each: _each,
+ set: set,
+ get: get,
+ unset: unset,
+ toObject: toObject,
+ toTemplateReplacements: toObject,
+ keys: keys,
+ values: values,
+ index: index,
+ merge: merge,
+ update: update,
+ toQueryString: toQueryString,
+ inspect: inspect,
+ toJSON: toObject,
+ clone: clone
+ };
})());
-Hash.prototype.toTemplateReplacements = Hash.prototype.toObject;
Hash.from = $H;
-var ObjectRange = Class.create(Enumerable, {
- initialize: function(start, end, exclusive) {
+Object.extend(Number.prototype, (function() {
+ function toColorPart() {
+ return this.toPaddedString(2, 16);
+ }
+
+ function succ() {
+ return this + 1;
+ }
+
+ function times(iterator, context) {
+ $R(0, this, true).each(iterator, context);
+ return this;
+ }
+
+ function toPaddedString(length, radix) {
+ var string = this.toString(radix || 10);
+ return '0'.times(length - string.length) + string;
+ }
+
+ function abs() {
+ return Math.abs(this);
+ }
+
+ function round() {
+ return Math.round(this);
+ }
+
+ function ceil() {
+ return Math.ceil(this);
+ }
+
+ function floor() {
+ return Math.floor(this);
+ }
+
+ return {
+ toColorPart: toColorPart,
+ succ: succ,
+ times: times,
+ toPaddedString: toPaddedString,
+ abs: abs,
+ round: round,
+ ceil: ceil,
+ floor: floor
+ };
+})());
+
+function $R(start, end, exclusive) {
+ return new ObjectRange(start, end, exclusive);
+}
+
+var ObjectRange = Class.create(Enumerable, (function() {
+ function initialize(start, end, exclusive) {
this.start = start;
this.end = end;
this.exclusive = exclusive;
- },
+ }
- _each: function(iterator) {
+ function _each(iterator) {
var value = this.start;
while (this.include(value)) {
iterator(value);
value = value.succ();
}
- },
+ }
- include: function(value) {
+ function include(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);
-};
+ return {
+ initialize: initialize,
+ _each: _each,
+ include: include
+ };
+})());
+
+
var Ajax = {
getTransport: function() {
onCreate: function() { Ajax.activeRequestCount++ },
onComplete: function() { Ajax.activeRequestCount-- }
});
-
Ajax.Base = Class.create({
initialize: function(options) {
this.options = {
this.options.parameters = this.options.parameters.toObject();
}
});
-
Ajax.Request = Class.create(Ajax.Base, {
_complete: false,
var params = Object.clone(this.options.parameters);
if (!['get', 'post'].include(this.method)) {
- // simulate other verbs over post
params['_method'] = this.method;
this.method = 'post';
}
this.parameters = params;
if (params = Object.toQueryString(params)) {
- // when GET, append parameters to URL
if (this.method == 'get')
this.url += (this.url.include('?') ? '&' : '?') + params;
else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
headers['Connection'] = 'close';
}
- // user-defined headers
if (typeof this.options.requestHeaders == 'object') {
var extras = this.options.requestHeaders;
}
if (state == 'Complete') {
- // avoid memory leak in MSIE: clean up
this.transport.onreadystatechange = Prototype.emptyFunction;
}
},
getHeader: function(name) {
try {
return this.transport.getResponseHeader(name) || null;
- } catch (e) { return null }
+ } catch (e) { return null; }
},
evalResponse: function() {
Ajax.Request.Events =
['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
+
+
+
+
+
+
+
Ajax.Response = Class.create({
initialize: function(request){
this.request = request;
var transport = this.transport = request.transport,
readyState = this.readyState = transport.readyState;
- if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
+ if ((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
this.status = this.getStatus();
this.statusText = this.getStatusText();
this.responseText = String.interpret(transport.responseText);
this.headerJSON = this._getHeaderJSON();
}
- if(readyState == 4) {
+ if (readyState == 4) {
var xml = transport.responseXML;
this.responseXML = Object.isUndefined(xml) ? null : xml;
this.responseJSON = this._getResponseJSON();
},
status: 0,
+
statusText: '',
getStatus: Ajax.Request.prototype.getStatus,
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++)
/*--------------------------------------------------------------------------*/
-if (!window.Node) var Node = { };
+if (!Node) var Node = { };
if (!Node.ELEMENT_NODE) {
- // DOM level 2 ECMAScript Language Binding
Object.extend(Node, {
ELEMENT_NODE: 1,
ATTRIBUTE_NODE: 2,
});
}
-(function() {
- var element = this.Element;
- this.Element = function(tagName, attributes) {
+
+
+(function(global) {
+
+ var HAS_EXTENDED_CREATE_ELEMENT_SYNTAX = (function(){
+ try {
+ var el = document.createElement('<input name="x">');
+ return el.tagName.toLowerCase() === 'input' && el.name === 'x';
+ }
+ catch(err) {
+ return false;
+ }
+ })();
+
+ var element = global.Element;
+
+ global.Element = function(tagName, attributes) {
attributes = attributes || { };
tagName = tagName.toLowerCase();
var cache = Element.cache;
- if (Prototype.Browser.IE && attributes.name) {
+ if (HAS_EXTENDED_CREATE_ELEMENT_SYNTAX && attributes.name) {
tagName = '<' + tagName + ' name="' + attributes.name + '">';
delete attributes.name;
return Element.writeAttribute(document.createElement(tagName), attributes);
if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
return Element.writeAttribute(cache[tagName].cloneNode(false), attributes);
};
- Object.extend(this.Element, element || { });
- if (element) this.Element.prototype = element.prototype;
-}).call(window);
+ Object.extend(global.Element, element || { });
+ if (element) global.Element.prototype = element.prototype;
+
+})(this);
+
+Element.idCounter = 1;
Element.cache = { };
+function purgeElement(element) {
+ var uid = element._prototypeUID;
+ if (uid) {
+ Element.stopObserving(element);
+ element._prototypeUID = void 0;
+ delete Element.Storage[uid];
+ }
+}
+
Element.Methods = {
visible: function(element) {
return $(element).style.display != 'none';
return element;
},
- update: function(element, content) {
- element = $(element);
- if (content && content.toElement) content = content.toElement();
- if (Object.isElement(content)) return element.update().insert(content);
- content = Object.toHTML(content);
- element.innerHTML = content.stripScripts();
- content.evalScripts.bind(content).defer();
- return element;
- },
+ update: (function(){
- replace: function(element, content) {
- element = $(element);
- if (content && content.toElement) content = content.toElement();
- else if (!Object.isElement(content)) {
- content = Object.toHTML(content);
- var range = element.ownerDocument.createRange();
+ var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){
+ var el = document.createElement("select"),
+ isBuggy = true;
+ el.innerHTML = "<option value=\"test\">test</option>";
+ if (el.options && el.options[0]) {
+ isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION";
+ }
+ el = null;
+ return isBuggy;
+ })();
+
+ var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){
+ try {
+ var el = document.createElement("table");
+ if (el && el.tBodies) {
+ el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>";
+ var isBuggy = typeof el.tBodies[0] == "undefined";
+ el = null;
+ return isBuggy;
+ }
+ } catch (e) {
+ return true;
+ }
+ })();
+
+ var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () {
+ var s = document.createElement("script"),
+ isBuggy = false;
+ try {
+ s.appendChild(document.createTextNode(""));
+ isBuggy = !s.firstChild ||
+ s.firstChild && s.firstChild.nodeType !== 3;
+ } catch (e) {
+ isBuggy = true;
+ }
+ s = null;
+ return isBuggy;
+ })();
+
+ function update(element, content) {
+ element = $(element);
+
+ var descendants = element.getElementsByTagName('*'),
+ i = descendants.length;
+ while (i--) purgeElement(descendants[i]);
+
+ if (content && content.toElement)
+ content = content.toElement();
+
+ if (Object.isElement(content))
+ return element.update().insert(content);
+
+ content = Object.toHTML(content);
+
+ var tagName = element.tagName.toUpperCase();
+
+ if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) {
+ element.text = content;
+ return element;
+ }
+
+ if (SELECT_ELEMENT_INNERHTML_BUGGY || TABLE_ELEMENT_INNERHTML_BUGGY) {
+ if (tagName in Element._insertionTranslations.tags) {
+ while (element.firstChild) {
+ element.removeChild(element.firstChild);
+ }
+ Element._getContentFromAnonymousElement(tagName, content.stripScripts())
+ .each(function(node) {
+ element.appendChild(node)
+ });
+ }
+ else {
+ element.innerHTML = content.stripScripts();
+ }
+ }
+ else {
+ element.innerHTML = content.stripScripts();
+ }
+
+ content.evalScripts.bind(content).defer();
+ return element;
+ }
+
+ return update;
+ })(),
+
+ replace: function(element, content) {
+ element = $(element);
+ if (content && content.toElement) content = content.toElement();
+ else if (!Object.isElement(content)) {
+ content = Object.toHTML(content);
+ var range = element.ownerDocument.createRange();
range.selectNode(element);
content.evalScripts.bind(content).defer();
content = range.createContextualFragment(content.stripScripts());
element = $(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();
+ var property = pair.first(),
+ attribute = pair.last(),
+ value = (element[property] || '').toString();
if (value) result += ' ' + attribute + '=' + value.inspect(true);
});
return result + '>';
},
- recursivelyCollect: function(element, property) {
+ recursivelyCollect: function(element, property, maximumLength) {
element = $(element);
+ maximumLength = maximumLength || -1;
var elements = [];
- while (element = element[property])
+
+ while (element = element[property]) {
if (element.nodeType == 1)
elements.push(Element.extend(element));
+ if (elements.length == maximumLength)
+ break;
+ }
+
return elements;
},
ancestors: function(element) {
- return $(element).recursivelyCollect('parentNode');
+ return Element.recursivelyCollect(element, 'parentNode');
},
descendants: function(element) {
- return $(element).select("*");
+ return Element.select(element, "*");
},
firstDescendant: function(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 [];
+ var results = [], child = $(element).firstChild;
+ while (child) {
+ if (child.nodeType === 1) {
+ results.push(Element.extend(child));
+ }
+ child = child.nextSibling;
+ }
+ return results;
},
- previousSiblings: function(element) {
- return $(element).recursivelyCollect('previousSibling');
+ previousSiblings: function(element, maximumLength) {
+ return Element.recursivelyCollect(element, 'previousSibling');
},
nextSiblings: function(element) {
- return $(element).recursivelyCollect('nextSibling');
+ return Element.recursivelyCollect(element, 'nextSibling');
},
siblings: function(element) {
element = $(element);
- return element.previousSiblings().reverse().concat(element.nextSiblings());
+ return Element.previousSiblings(element).reverse()
+ .concat(Element.nextSiblings(element));
},
match: function(element, selector) {
+ element = $(element);
if (Object.isString(selector))
- selector = new Selector(selector);
- return selector.match($(element));
+ return Prototype.Selector.match(element, selector);
+ return selector.match(element);
},
up: function(element, expression, index) {
element = $(element);
if (arguments.length == 1) return $(element.parentNode);
- var ancestors = element.ancestors();
+ var ancestors = Element.ancestors(element);
return Object.isNumber(expression) ? ancestors[expression] :
- Selector.findElement(ancestors, expression, index);
+ Prototype.Selector.find(ancestors, expression, index);
},
down: function(element, expression, index) {
element = $(element);
- if (arguments.length == 1) return element.firstDescendant();
- return Object.isNumber(expression) ? element.descendants()[expression] :
+ if (arguments.length == 1) return Element.firstDescendant(element);
+ return Object.isNumber(expression) ? Element.descendants(element)[expression] :
Element.select(element, expression)[index || 0];
},
previous: function(element, expression, index) {
element = $(element);
- if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
- var previousSiblings = element.previousSiblings();
- return Object.isNumber(expression) ? previousSiblings[expression] :
- Selector.findElement(previousSiblings, expression, index);
+ if (Object.isNumber(expression)) index = expression, expression = false;
+ if (!Object.isNumber(index)) index = 0;
+
+ if (expression) {
+ return Prototype.Selector.find(element.previousSiblings(), expression, index);
+ } else {
+ return element.recursivelyCollect("previousSibling", index + 1)[index];
+ }
},
next: function(element, expression, index) {
element = $(element);
- if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
- var nextSiblings = element.nextSiblings();
- return Object.isNumber(expression) ? nextSiblings[expression] :
- Selector.findElement(nextSiblings, expression, index);
+ if (Object.isNumber(expression)) index = expression, expression = false;
+ if (!Object.isNumber(index)) index = 0;
+
+ if (expression) {
+ return Prototype.Selector.find(element.nextSiblings(), expression, index);
+ } else {
+ var maximumLength = Object.isNumber(index) ? index + 1 : 1;
+ return element.recursivelyCollect("nextSibling", index + 1)[index];
+ }
},
- select: function() {
- var args = $A(arguments), element = $(args.shift());
- return Selector.findChildElements(element, args);
+
+ select: function(element) {
+ element = $(element);
+ var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
+ return Prototype.Selector.select(expressions, element);
},
- adjacent: function() {
- var args = $A(arguments), element = $(args.shift());
- return Selector.findChildElements(element.parentNode, args).without(element);
+ adjacent: function(element) {
+ element = $(element);
+ var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
+ return Prototype.Selector.select(expressions, element.parentNode).without(element);
},
identify: function(element) {
element = $(element);
- var id = element.readAttribute('id'), self = arguments.callee;
+ var id = Element.readAttribute(element, 'id');
if (id) return id;
- do { id = 'anonymous_element_' + self.counter++ } while ($(id));
- element.writeAttribute('id', id);
+ do { id = 'anonymous_element_' + Element.idCounter++ } while ($(id));
+ Element.writeAttribute(element, 'id', id);
return id;
},
},
getHeight: function(element) {
- return $(element).getDimensions().height;
+ return Element.getDimensions(element).height;
},
getWidth: function(element) {
- return $(element).getDimensions().width;
+ return Element.getDimensions(element).width;
},
classNames: function(element) {
addClassName: function(element, className) {
if (!(element = $(element))) return;
- if (!element.hasClassName(className))
+ if (!Element.hasClassName(element, className))
element.className += (element.className ? ' ' : '') + className;
return element;
},
toggleClassName: function(element, className) {
if (!(element = $(element))) return;
- return element[element.hasClassName(className) ?
- 'removeClassName' : 'addClassName'](className);
+ return Element[Element.hasClassName(element, className) ?
+ 'removeClassName' : 'addClassName'](element, className);
},
- // removes whitespace-only text node children
cleanWhitespace: function(element) {
element = $(element);
var node = element.firstChild;
scrollTo: function(element) {
element = $(element);
- var pos = element.cumulativeOffset();
+ var pos = Element.cumulativeOffset(element);
window.scrollTo(pos[0], pos[1]);
return element;
},
return element;
},
- getDimensions: function(element) {
- element = $(element);
- var display = element.getStyle('display');
- if (display != 'none' && display != null) // Safari bug
- return {width: element.offsetWidth, height: element.offsetHeight};
-
- // All *Width and *Height properties give 0 on elements with display none,
- // so enable the element temporarily
- var els = element.style;
- var originalVisibility = els.visibility;
- var originalPosition = els.position;
- var originalDisplay = els.display;
- els.visibility = 'hidden';
- els.position = 'absolute';
- els.display = 'block';
- var originalWidth = element.clientWidth;
- var originalHeight = element.clientHeight;
- els.display = originalDisplay;
- els.position = originalPosition;
- els.visibility = originalVisibility;
- return {width: originalWidth, height: originalHeight};
- },
-
makePositioned: function(element) {
element = $(element);
var pos = Element.getStyle(element, 'position');
if (pos == 'static' || !pos) {
element._madePositioned = true;
element.style.position = 'relative';
- // Opera returns the offset relative to the positioning context, when an
- // element is position relative but top and left have not been defined
if (Prototype.Browser.Opera) {
element.style.top = 0;
element.style.left = 0;
cumulativeOffset: function(element) {
var valueT = 0, valueL = 0;
- do {
- valueT += element.offsetTop || 0;
- valueL += element.offsetLeft || 0;
- element = element.offsetParent;
- } while (element);
+ if (element.parentNode) {
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ } while (element);
+ }
return Element._returnOffset(valueL, valueT);
},
absolutize: function(element) {
element = $(element);
- if (element.getStyle('position') == 'absolute') return element;
- // Position.prepare(); // To be done manually by Scripty when it needs it.
+ if (Element.getStyle(element, 'position') == 'absolute') return element;
- var offsets = element.positionedOffset();
- var top = offsets[1];
- var left = offsets[0];
- var width = element.clientWidth;
- var height = element.clientHeight;
+ var offsets = Element.positionedOffset(element),
+ top = offsets[1],
+ left = offsets[0],
+ width = element.clientWidth,
+ height = element.clientHeight;
element._originalLeft = left - parseFloat(element.style.left || 0);
element._originalTop = top - parseFloat(element.style.top || 0);
relativize: function(element) {
element = $(element);
- if (element.getStyle('position') == 'relative') return element;
- // Position.prepare(); // To be done manually by Scripty when it needs it.
+ if (Element.getStyle(element, 'position') == 'relative') return element;
element.style.position = 'relative';
- var top = parseFloat(element.style.top || 0) - (element._originalTop || 0);
- var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
+ var top = parseFloat(element.style.top || 0) - (element._originalTop || 0),
+ left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
element.style.top = top + 'px';
element.style.left = left + 'px';
},
viewportOffset: function(forElement) {
- var valueT = 0, valueL = 0;
+ var valueT = 0,
+ valueL = 0,
+ element = forElement;
- var element = forElement;
do {
valueT += element.offsetTop || 0;
valueL += element.offsetLeft || 0;
- // Safari fix
if (element.offsetParent == document.body &&
Element.getStyle(element, 'position') == 'absolute') break;
offsetLeft: 0
}, arguments[2] || { });
- // find page position of source
source = $(source);
- var p = source.viewportOffset();
+ var p = Element.viewportOffset(source), delta = [0, 0], parent = null;
- // find coordinate system to use
element = $(element);
- var delta = [0, 0];
- var parent = null;
- // delta [0,0] will do fine with position: fixed elements,
- // position:absolute needs offsetParent deltas
+
if (Element.getStyle(element, 'position') == 'absolute') {
- parent = element.getOffsetParent();
- delta = parent.viewportOffset();
+ parent = Element.getOffsetParent(element);
+ delta = Element.viewportOffset(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) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
if (options.setWidth) element.style.width = source.offsetWidth + 'px';
}
};
-Element.Methods.identify.counter = 1;
-
Object.extend(Element.Methods, {
getElementsBySelector: Element.Methods.select,
+
childElements: Element.Methods.immediateDescendants
});
case 'left': case 'top': case 'right': case 'bottom':
if (proceed(element, 'position') === 'static') return null;
case 'height': case 'width':
- // returns '0px' for hidden elements; we want it to return null
if (!Element.visible(element)) return null;
- // returns the border-box dimensions rather than the content-box
- // dimensions, so we subtract padding and borders from the value
var dim = parseInt(proceed(element, style), 10);
if (dim !== element['offset' + style.capitalize()])
}
else if (Prototype.Browser.IE) {
- // IE doesn't report offsets correctly for static elements, so we change them
- // to "relative" to get the values, then change them back.
Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
function(proceed, element) {
element = $(element);
- // IE throws an error if element is not in document
- try { element.offsetParent }
- catch(e) { return $(document.body) }
+ if (!element.parentNode) return $(document.body);
var position = element.getStyle('position');
if (position !== 'static') return proceed(element);
element.setStyle({ position: 'relative' });
Element.Methods[method] = Element.Methods[method].wrap(
function(proceed, element) {
element = $(element);
- try { element.offsetParent }
- catch(e) { return Element._returnOffset(0,0) }
+ if (!element.parentNode) return Element._returnOffset(0, 0);
var position = element.getStyle('position');
if (position !== 'static') return proceed(element);
- // Trigger hasLayout on the offset parent so that IE6 reports
- // accurate offsetTop and offsetLeft values for position: fixed.
var offsetParent = element.getOffsetParent();
if (offsetParent && offsetParent.getStyle('position') === 'fixed')
offsetParent.setStyle({ zoom: 1 });
);
});
- Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap(
- function(proceed, element) {
- try { element.offsetParent }
- catch(e) { return Element._returnOffset(0,0) }
- return proceed(element);
- }
- );
-
Element.Methods.getStyle = function(element, style) {
element = $(element);
style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
return element;
};
- Element._attributeTranslations = {
- read: {
- names: {
- 'class': 'className',
- 'for': 'htmlFor'
- },
- values: {
- _getAttr: function(element, attribute) {
- return element.getAttribute(attribute, 2);
- },
- _getAttrNode: function(element, attribute) {
- var node = element.getAttributeNode(attribute);
- return node ? node.value : "";
- },
- _getEv: function(element, attribute) {
- attribute = element.getAttribute(attribute);
- return attribute ? attribute.toString().slice(23, -2) : null;
- },
- _flag: function(element, attribute) {
- return $(element).hasAttribute(attribute) ? attribute : null;
- },
- style: function(element) {
- return element.style.cssText.toLowerCase();
+ Element._attributeTranslations = (function(){
+
+ var classProp = 'className',
+ forProp = 'for',
+ el = document.createElement('div');
+
+ el.setAttribute(classProp, 'x');
+
+ if (el.className !== 'x') {
+ el.setAttribute('class', 'x');
+ if (el.className === 'x') {
+ classProp = 'class';
+ }
+ }
+ el = null;
+
+ el = document.createElement('label');
+ el.setAttribute(forProp, 'x');
+ if (el.htmlFor !== 'x') {
+ el.setAttribute('htmlFor', 'x');
+ if (el.htmlFor === 'x') {
+ forProp = 'htmlFor';
+ }
+ }
+ el = null;
+
+ return {
+ read: {
+ names: {
+ 'class': classProp,
+ 'className': classProp,
+ 'for': forProp,
+ 'htmlFor': forProp
},
- title: function(element) {
- return element.title;
+ values: {
+ _getAttr: function(element, attribute) {
+ return element.getAttribute(attribute);
+ },
+ _getAttr2: function(element, attribute) {
+ return element.getAttribute(attribute, 2);
+ },
+ _getAttrNode: function(element, attribute) {
+ var node = element.getAttributeNode(attribute);
+ return node ? node.value : "";
+ },
+ _getEv: (function(){
+
+ var el = document.createElement('div'), f;
+ el.onclick = Prototype.emptyFunction;
+ var value = el.getAttribute('onclick');
+
+ if (String(value).indexOf('{') > -1) {
+ f = function(element, attribute) {
+ attribute = element.getAttribute(attribute);
+ if (!attribute) return null;
+ attribute = attribute.toString();
+ attribute = attribute.split('{')[1];
+ attribute = attribute.split('}')[0];
+ return attribute.strip();
+ };
+ }
+ else if (value === '') {
+ f = function(element, attribute) {
+ attribute = element.getAttribute(attribute);
+ if (!attribute) return null;
+ return attribute.strip();
+ };
+ }
+ el = null;
+ return f;
+ })(),
+ _flag: function(element, attribute) {
+ return $(element).hasAttribute(attribute) ? attribute : null;
+ },
+ style: function(element) {
+ return element.style.cssText.toLowerCase();
+ },
+ title: function(element) {
+ return element.title;
+ }
}
}
}
- };
+ })();
Element._attributeTranslations.write = {
names: Object.extend({
(function(v) {
Object.extend(v, {
- href: v._getAttr,
- src: v._getAttr,
+ href: v._getAttr2,
+ src: v._getAttr2,
type: v._getAttr,
action: v._getAttrNode,
disabled: v._flag,
onchange: v._getEv
});
})(Element._attributeTranslations.read.values);
+
+ if (Prototype.BrowserFeatures.ElementExtensions) {
+ (function() {
+ function _descendants(element) {
+ var nodes = element.getElementsByTagName('*'), results = [];
+ for (var i = 0, node; node = nodes[i]; i++)
+ if (node.tagName !== "!") // Filter out comment nodes.
+ results.push(node);
+ return results;
+ }
+
+ Element.Methods.down = function(element, expression, index) {
+ element = $(element);
+ if (arguments.length == 1) return element.firstDescendant();
+ return Object.isNumber(expression) ? _descendants(element)[expression] :
+ Element.select(element, expression)[index || 0];
+ }
+ })();
+ }
+
}
else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) {
(value < 0.00001) ? 0 : value;
if (value == 1)
- if(element.tagName.toUpperCase() == 'IMG' && element.width) {
+ if (element.tagName.toUpperCase() == 'IMG' && element.width) {
element.width++; element.width--;
} else try {
var n = document.createTextNode(' ');
return element;
};
- // Safari returns margins on body which is incorrect if the child is absolutely
- // positioned. For performance reasons, redefine Element#cumulativeOffset for
- // KHTML/WebKit only.
Element.Methods.cumulativeOffset = function(element) {
var valueT = 0, valueL = 0;
do {
};
}
-if (Prototype.Browser.IE || Prototype.Browser.Opera) {
- // IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements
- Element.Methods.update = function(element, content) {
- element = $(element);
-
- if (content && content.toElement) content = content.toElement();
- if (Object.isElement(content)) return element.update().insert(content);
-
- content = Object.toHTML(content);
- var tagName = element.tagName.toUpperCase();
-
- if (tagName in Element._insertionTranslations.tags) {
- $A(element.childNodes).each(function(node) { element.removeChild(node) });
- Element._getContentFromAnonymousElement(tagName, content.stripScripts())
- .each(function(node) { element.appendChild(node) });
- }
- else element.innerHTML = content.stripScripts();
-
- content.evalScripts.bind(content).defer();
- return element;
- };
-}
-
-if ('outerHTML' in document.createElement('div')) {
+if ('outerHTML' in document.documentElement) {
Element.Methods.replace = function(element, content) {
element = $(element);
var parent = element.parentNode, tagName = parent.tagName.toUpperCase();
if (Element._insertionTranslations.tags[tagName]) {
- var nextSibling = element.next();
- var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
+ var nextSibling = element.next(),
+ fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
parent.removeChild(element);
if (nextSibling)
fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
};
Element._getContentFromAnonymousElement = function(tagName, html) {
- var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
+ var div = new Element('div'),
+ t = Element._insertionTranslations.tags[tagName];
if (t) {
div.innerHTML = t[0] + html + t[1];
- t[2].times(function() { div = div.firstChild });
- } else div.innerHTML = html;
+ for (var i = t[2]; i--; ) {
+ div = div.firstChild;
+ }
+ }
+ else {
+ div.innerHTML = html;
+ }
return $A(div.childNodes);
};
};
(function() {
- Object.extend(this.tags, {
- THEAD: this.tags.TBODY,
- TFOOT: this.tags.TBODY,
- TH: this.tags.TD
+ var tags = Element._insertionTranslations.tags;
+ Object.extend(tags, {
+ THEAD: tags.TBODY,
+ TFOOT: tags.TBODY,
+ TH: tags.TD
});
-}).call(Element._insertionTranslations);
+})();
Element.Methods.Simulated = {
hasAttribute: function(element, attribute) {
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;
-}
+(function(div) {
+
+ if (!Prototype.BrowserFeatures.ElementExtensions && div['__proto__']) {
+ window.HTMLElement = { };
+ window.HTMLElement.prototype = div['__proto__'];
+ Prototype.BrowserFeatures.ElementExtensions = true;
+ }
+
+ div = null;
+
+})(document.createElement('div'));
Element.extend = (function() {
- if (Prototype.BrowserFeatures.SpecificElementExtensions)
+
+ function checkDeficiency(tagName) {
+ if (typeof window.Element != 'undefined') {
+ var proto = window.Element.prototype;
+ if (proto) {
+ var id = '_' + (Math.random()+'').slice(2),
+ el = document.createElement(tagName);
+ proto[id] = 'x';
+ var isBuggy = (el[id] !== 'x');
+ delete proto[id];
+ el = null;
+ return isBuggy;
+ }
+ }
+ return false;
+ }
+
+ function extendElementWith(element, methods) {
+ for (var property in methods) {
+ var value = methods[property];
+ if (Object.isFunction(value) && !(property in element))
+ element[property] = value.methodize();
+ }
+ }
+
+ var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY = checkDeficiency('object');
+
+ if (Prototype.BrowserFeatures.SpecificElementExtensions) {
+ if (HTMLOBJECTELEMENT_PROTOTYPE_BUGGY) {
+ return function(element) {
+ if (element && typeof element._extendedByPrototype == 'undefined') {
+ var t = element.tagName;
+ if (t && (/^(?:object|applet|embed)$/i.test(t))) {
+ extendElementWith(element, Element.Methods);
+ extendElementWith(element, Element.Methods.Simulated);
+ extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]);
+ }
+ }
+ return element;
+ }
+ }
return Prototype.K;
+ }
var Methods = { }, ByTag = Element.Methods.ByTag;
var extend = Object.extend(function(element) {
- if (!element || element._extendedByPrototype ||
+ if (!element || typeof element._extendedByPrototype != 'undefined' ||
element.nodeType != 1 || element == window) return element;
var methods = Object.clone(Methods),
- tagName = element.tagName.toUpperCase(), property, value;
+ tagName = element.tagName.toUpperCase();
- // extend methods for specific tags
if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
- for (property in methods) {
- value = methods[property];
- if (Object.isFunction(value) && !(property in element))
- element[property] = value.methodize();
- }
+ extendElementWith(element, methods);
element._extendedByPrototype = Prototype.emptyFunction;
return element;
}, {
refresh: function() {
- // extend methods for all tags (Safari doesn't need this)
if (!Prototype.BrowserFeatures.ElementExtensions) {
Object.extend(Methods, Element.Methods);
Object.extend(Methods, Element.Methods.Simulated);
return extend;
})();
-Element.hasAttribute = function(element, attribute) {
- if (element.hasAttribute) return element.hasAttribute(attribute);
- return Element.Methods.Simulated.hasAttribute(element, attribute);
-};
+if (document.documentElement.hasAttribute) {
+ Element.hasAttribute = function(element, attribute) {
+ return element.hasAttribute(attribute);
+ };
+}
+else {
+ Element.hasAttribute = Element.Methods.Simulated.hasAttribute;
+}
Element.addMethods = function(methods) {
var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
klass = 'HTML' + tagName.capitalize() + 'Element';
if (window[klass]) return window[klass];
- window[klass] = { };
- window[klass].prototype = document.createElement(tagName)['__proto__'];
- return window[klass];
+ var element = document.createElement(tagName),
+ proto = element['__proto__'] || element.constructor.prototype;
+
+ element = null;
+ return proto;
}
+ var elementPrototype = window.HTMLElement ? HTMLElement.prototype :
+ Element.prototype;
+
if (F.ElementExtensions) {
- copy(Element.Methods, HTMLElement.prototype);
- copy(Element.Methods.Simulated, HTMLElement.prototype, true);
+ copy(Element.Methods, elementPrototype);
+ copy(Element.Methods.Simulated, elementPrototype, true);
}
if (F.SpecificElementExtensions) {
Element.cache = { };
};
-document.viewport = {
- getDimensions: function() {
- var dimensions = { }, B = Prototype.Browser;
- $w('width height').each(function(d) {
- var D = d.capitalize();
- if (B.WebKit && !document.evaluate) {
- // Safari <3.0 needs self.innerWidth/Height
- dimensions[d] = self['inner' + D];
- } else if (B.Opera && parseFloat(window.opera.version()) < 9.5) {
- // Opera <9.5 needs document.body.clientWidth/Height
- dimensions[d] = document.body['client' + D]
- } else {
- dimensions[d] = document.documentElement['client' + D];
- }
- });
- return dimensions;
- },
- getWidth: function() {
- return this.getDimensions().width;
- },
+document.viewport = {
- getHeight: function() {
- return this.getDimensions().height;
+ getDimensions: function() {
+ return { width: this.getWidth(), height: this.getHeight() };
},
getScrollOffsets: function() {
return Element._returnOffset(
window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
- window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
+ window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
}
};
-/* Portions of the Selector class are derived from Jack Slocum's DomQuery,
- * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
- * license. Please see http://www.yui-ext.com/ for more information. */
-
-var Selector = Class.create({
- initialize: function(expression) {
- this.expression = expression.strip();
-
- if (this.shouldUseSelectorsAPI()) {
- this.mode = 'selectorsAPI';
- } else if (this.shouldUseXPath()) {
- this.mode = 'xpath';
- this.compileXPathMatcher();
- } else {
- this.mode = "normal";
- this.compileMatcher();
- }
-
- },
- shouldUseXPath: function() {
- if (!Prototype.BrowserFeatures.XPath) return false;
+(function(viewport) {
+ var B = Prototype.Browser, doc = document, element, property = {};
- var e = this.expression;
+ function getRootElement() {
+ if (B.WebKit && !doc.evaluate)
+ return document;
- // Safari 3 chokes on :*-of-type and :empty
- if (Prototype.Browser.WebKit &&
- (e.include("-of-type") || e.include(":empty")))
- return false;
+ if (B.Opera && window.parseFloat(window.opera.version()) < 9.5)
+ return document.body;
- // XPath can't do namespaced attributes, nor can it read
- // the "checked" property from DOM nodes
- if ((/(\[[\w-]*?:|:checked)/).test(e))
- return false;
+ return document.documentElement;
+ }
- return true;
- },
+ function define(D) {
+ if (!element) element = getRootElement();
- shouldUseSelectorsAPI: function() {
- if (!Prototype.BrowserFeatures.SelectorsAPI) return false;
+ property[D] = 'client' + D;
- if (!Selector._div) Selector._div = new Element('div');
+ viewport['get' + D] = function() { return element[property[D]] };
+ return viewport['get' + D]();
+ }
- // Make sure the browser treats the selector as valid. Test on an
- // isolated element to minimize cost of this check.
- try {
- Selector._div.querySelector(this.expression);
- } catch(e) {
- return false;
- }
+ viewport.getWidth = define.curry('Width');
- return true;
- },
+ viewport.getHeight = define.curry('Height');
+})(document.viewport);
- compileMatcher: function() {
- var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
- c = Selector.criteria, le, p, m;
- if (Selector._cache[e]) {
- this.matcher = Selector._cache[e];
- return;
- }
+Element.Storage = {
+ UID: 1
+};
- this.matcher = ["this.matcher = function(root) {",
- "var r = root, h = Selector.handlers, c = false, n;"];
+Element.addMethods({
+ getStorage: function(element) {
+ if (!(element = $(element))) return;
- while (e && le != e && (/\S/).test(e)) {
- le = e;
- for (var i in ps) {
- p = ps[i];
- if (m = e.match(p)) {
- this.matcher.push(Object.isFunction(c[i]) ? c[i](m) :
- new Template(c[i]).evaluate(m));
- e = e.replace(m[0], '');
- break;
- }
- }
+ var uid;
+ if (element === window) {
+ uid = 0;
+ } else {
+ if (typeof element._prototypeUID === "undefined")
+ element._prototypeUID = Element.Storage.UID++;
+ uid = element._prototypeUID;
}
- this.matcher.push("return h.unique(n);\n}");
- eval(this.matcher.join('\n'));
- Selector._cache[this.expression] = this.matcher;
- },
+ if (!Element.Storage[uid])
+ Element.Storage[uid] = $H();
- compileXPathMatcher: function() {
- var e = this.expression, ps = Selector.patterns,
- x = Selector.xpath, le, m;
+ return Element.Storage[uid];
+ },
- if (Selector._cache[e]) {
- this.xpath = Selector._cache[e]; return;
- }
+ store: function(element, key, value) {
+ if (!(element = $(element))) return;
- this.matcher = ['.//*'];
- while (e && le != e && (/\S/).test(e)) {
- le = e;
- for (var i in ps) {
- if (m = e.match(ps[i])) {
- this.matcher.push(Object.isFunction(x[i]) ? x[i](m) :
- new Template(x[i]).evaluate(m));
- e = e.replace(m[0], '');
- break;
- }
- }
+ if (arguments.length === 2) {
+ Element.getStorage(element).update(key);
+ } else {
+ Element.getStorage(element).set(key, value);
}
- this.xpath = this.matcher.join('');
- Selector._cache[this.expression] = this.xpath;
+ return element;
},
- findElements: function(root) {
- root = root || document;
- var e = this.expression, results;
+ retrieve: function(element, key, defaultValue) {
+ if (!(element = $(element))) return;
+ var hash = Element.getStorage(element), value = hash.get(key);
- switch (this.mode) {
- case 'selectorsAPI':
- // querySelectorAll queries document-wide, then filters to descendants
- // of the context element. That's not what we want.
- // Add an explicit context to the selector if necessary.
- if (root !== document) {
- var oldId = root.id, id = $(root).identify();
- e = "#" + id + " " + e;
- }
+ if (Object.isUndefined(value)) {
+ hash.set(key, defaultValue);
+ value = defaultValue;
+ }
- results = $A(root.querySelectorAll(e)).map(Element.extend);
- root.id = oldId;
+ return value;
+ },
- return results;
- case 'xpath':
- return document._getElementsByXPath(this.xpath, root);
- default:
- return this.matcher(root);
- }
- },
-
- match: function(element) {
- this.tokens = [];
-
- var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
- var le, p, m;
-
- while (e && le !== e && (/\S/).test(e)) {
- le = e;
- for (var i in ps) {
- p = ps[i];
- if (m = e.match(p)) {
- // use the Selector.assertions methods unless the selector
- // is too complex.
- if (as[i]) {
- this.tokens.push([i, Object.clone(m)]);
- e = e.replace(m[0], '');
- } else {
- // reluctantly do a document-wide search
- // and look for a match in the array
- return this.findElements(document).include(element);
- }
- }
+ clone: function(element, deep) {
+ if (!(element = $(element))) return;
+ var clone = element.cloneNode(deep);
+ clone._prototypeUID = void 0;
+ if (deep) {
+ var descendants = Element.select(clone, '*'),
+ i = descendants.length;
+ while (i--) {
+ descendants[i]._prototypeUID = void 0;
}
}
+ return Element.extend(clone);
+ },
- var match = true, name, matches;
- for (var i = 0, token; token = this.tokens[i]; i++) {
- name = token[0], matches = token[1];
- if (!Selector.assertions[name](element, matches)) {
- match = false; break;
- }
- }
+ purge: function(element) {
+ if (!(element = $(element))) return;
+ purgeElement(element);
- return match;
- },
+ var descendants = element.getElementsByTagName('*'),
+ i = descendants.length;
- toString: function() {
- return this.expression;
- },
+ while (i--) purgeElement(descendants[i]);
- inspect: function() {
- return "#<Selector:" + this.expression.inspect() + ">";
+ return null;
}
});
-Object.extend(Selector, {
- _cache: { },
-
- xpath: {
- descendant: "//*",
- child: "/*",
- adjacent: "/following-sibling::*[1]",
- laterSibling: '/following-sibling::*',
- tagName: function(m) {
- if (m[1] == '*') return '';
- return "[local-name()='" + m[1].toLowerCase() +
- "' or local-name()='" + m[1].toUpperCase() + "']";
- },
- className: "[contains(concat(' ', @class, ' '), ' #{1} ')]",
- id: "[@id='#{1}']",
- attrPresence: function(m) {
- m[1] = m[1].toLowerCase();
- return new Template("[@#{1}]").evaluate(m);
- },
- attr: function(m) {
- m[1] = m[1].toLowerCase();
- m[3] = m[5] || m[6];
- return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
- },
- pseudo: function(m) {
- var h = Selector.xpath.pseudos[m[1]];
- if (!h) return '';
- if (Object.isFunction(h)) return h(m);
- return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
- },
- operators: {
- '=': "[@#{1}='#{3}']",
- '!=': "[@#{1}!='#{3}']",
- '^=': "[starts-with(@#{1}, '#{3}')]",
- '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
- '*=': "[contains(@#{1}, '#{3}')]",
- '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
- '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
- },
- pseudos: {
- 'first-child': '[not(preceding-sibling::*)]',
- 'last-child': '[not(following-sibling::*)]',
- 'only-child': '[not(preceding-sibling::* or following-sibling::*)]',
- 'empty': "[count(*) = 0 and (count(text()) = 0)]",
- 'checked': "[@checked]",
- 'disabled': "[(@disabled) and (@type!='hidden')]",
- 'enabled': "[not(@disabled) and (@type!='hidden')]",
- 'not': function(m) {
- var e = m[6], p = Selector.patterns,
- x = Selector.xpath, le, v;
-
- var exclusion = [];
- while (e && le != e && (/\S/).test(e)) {
- le = e;
- for (var i in p) {
- if (m = e.match(p[i])) {
- v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m);
- exclusion.push("(" + v.substring(1, v.length - 1) + ")");
- e = e.replace(m[0], '');
- break;
- }
- }
- }
- return "[not(" + exclusion.join(" and ") + ")]";
- },
- 'nth-child': function(m) {
- return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m);
- },
- 'nth-last-child': function(m) {
- return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m);
- },
- 'nth-of-type': function(m) {
- return Selector.xpath.pseudos.nth("position() ", m);
- },
- 'nth-last-of-type': function(m) {
- return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m);
- },
- 'first-of-type': function(m) {
- m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m);
- },
- 'last-of-type': function(m) {
- m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m);
- },
- 'only-of-type': function(m) {
- var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m);
- },
- nth: function(fragment, m) {
- var mm, formula = m[6], predicate;
- if (formula == 'even') formula = '2n+0';
- if (formula == 'odd') formula = '2n+1';
- if (mm = formula.match(/^(\d+)$/)) // digit only
- return '[' + fragment + "= " + mm[1] + ']';
- if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
- if (mm[1] == "-") mm[1] = -1;
- var a = mm[1] ? Number(mm[1]) : 1;
- var b = mm[2] ? Number(mm[2]) : 0;
- predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
- "((#{fragment} - #{b}) div #{a} >= 0)]";
- return new Template(predicate).evaluate({
- fragment: fragment, a: a, b: b });
- }
- }
- }
- },
+(function() {
- criteria: {
- tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;',
- className: 'n = h.className(n, r, "#{1}", c); c = false;',
- id: 'n = h.id(n, r, "#{1}", c); c = false;',
- attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;',
- attr: function(m) {
- m[3] = (m[5] || m[6]);
- return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m);
- },
- pseudo: function(m) {
- if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
- return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
- },
- descendant: 'c = "descendant";',
- child: 'c = "child";',
- adjacent: 'c = "adjacent";',
- laterSibling: 'c = "laterSibling";'
- },
-
- patterns: {
- // combinators must be listed first
- // (and descendant needs to be last combinator)
- laterSibling: /^\s*~\s*/,
- child: /^\s*>\s*/,
- adjacent: /^\s*\+\s*/,
- descendant: /^\s/,
-
- // selectors follow
- tagName: /^\s*(\*|[\w\-]+)(\b|$)?/,
- id: /^#([\w\-\*]+)(\b|$)/,
- className: /^\.([\w\-\*]+)(\b|$)/,
- pseudo:
-/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/,
- attrPresence: /^\[((?:[\w]+:)?[\w]+)\]/,
- attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/
- },
-
- // for Selector.match and Element#match
- assertions: {
- tagName: function(element, matches) {
- return matches[1].toUpperCase() == element.tagName.toUpperCase();
- },
+ function toDecimal(pctString) {
+ var match = pctString.match(/^(\d+)%?$/i);
+ if (!match) return null;
+ return (Number(match[1]) / 100);
+ }
- className: function(element, matches) {
- return Element.hasClassName(element, matches[1]);
- },
+ function getPixelValue(value, property) {
+ if (Object.isElement(value)) {
+ element = value;
+ value = element.getStyle(property);
+ }
+ if (value === null) {
+ return null;
+ }
- id: function(element, matches) {
- return element.id === matches[1];
- },
+ if ((/^(?:-)?\d+(\.\d+)?(px)?$/i).test(value)) {
+ return window.parseFloat(value);
+ }
- attrPresence: function(element, matches) {
- return Element.hasAttribute(element, matches[1]);
- },
+ if (/\d/.test(value) && element.runtimeStyle) {
+ var style = element.style.left, rStyle = element.runtimeStyle.left;
+ element.runtimeStyle.left = element.currentStyle.left;
+ element.style.left = value || 0;
+ value = element.style.pixelLeft;
+ element.style.left = style;
+ element.runtimeStyle.left = rStyle;
- attr: function(element, matches) {
- var nodeValue = Element.readAttribute(element, matches[1]);
- return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
+ return value;
}
- },
- handlers: {
- // UTILITY FUNCTIONS
- // joins two collections
- concat: function(a, b) {
- for (var i = 0, node; node = b[i]; i++)
- a.push(node);
- return a;
- },
+ if (value.include('%')) {
+ var decimal = toDecimal(value);
+ var whole;
+ if (property.include('left') || property.include('right') ||
+ property.include('width')) {
+ whole = $(element.parentNode).measure('width');
+ } else if (property.include('top') || property.include('bottom') ||
+ property.include('height')) {
+ whole = $(element.parentNode).measure('height');
+ }
- // marks an array of nodes for counting
- mark: function(nodes) {
- var _true = Prototype.emptyFunction;
- for (var i = 0, node; node = nodes[i]; i++)
- node._countedByPrototype = _true;
- return nodes;
- },
+ return whole * decimal;
+ }
- unmark: function(nodes) {
- for (var i = 0, node; node = nodes[i]; i++)
- node._countedByPrototype = undefined;
- return nodes;
- },
+ return 0;
+ }
- // mark each child node with its position (for nth calls)
- // "ofType" flag indicates whether we're indexing for nth-of-type
- // rather than nth-child
- index: function(parentNode, reverse, ofType) {
- parentNode._countedByPrototype = Prototype.emptyFunction;
- if (reverse) {
- for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
- var node = nodes[i];
- if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
- }
- } else {
- for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
- if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
+ function toCSSPixels(number) {
+ if (Object.isString(number) && number.endsWith('px')) {
+ return number;
+ }
+ return number + 'px';
+ }
+
+ function isDisplayed(element) {
+ var originalElement = element;
+ while (element && element.parentNode) {
+ var display = element.getStyle('display');
+ if (display === 'none') {
+ return false;
+ }
+ element = $(element.parentNode);
+ }
+ return true;
+ }
+
+ var hasLayout = Prototype.K;
+ if ('currentStyle' in document.documentElement) {
+ hasLayout = function(element) {
+ if (!element.currentStyle.hasLayout) {
+ element.style.zoom = 1;
+ }
+ return element;
+ };
+ }
+
+ function cssNameFor(key) {
+ if (key.include('border')) key = key + '-width';
+ return key.camelize();
+ }
+
+ Element.Layout = Class.create(Hash, {
+ initialize: function($super, element, preCompute) {
+ $super();
+ this.element = $(element);
+
+ Element.Layout.PROPERTIES.each( function(property) {
+ this._set(property, null);
+ }, this);
+
+ if (preCompute) {
+ this._preComputing = true;
+ this._begin();
+ Element.Layout.PROPERTIES.each( this._compute, this );
+ this._end();
+ this._preComputing = false;
}
},
- // filters out duplicates and extends all nodes
- unique: function(nodes) {
- if (nodes.length == 0) return nodes;
- var results = [], n;
- for (var i = 0, l = nodes.length; i < l; i++)
- if (!(n = nodes[i])._countedByPrototype) {
- n._countedByPrototype = Prototype.emptyFunction;
- results.push(Element.extend(n));
- }
- return Selector.handlers.unmark(results);
+ _set: function(property, value) {
+ return Hash.prototype.set.call(this, property, value);
},
- // COMBINATOR FUNCTIONS
- descendant: function(nodes) {
- var h = Selector.handlers;
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- h.concat(results, node.getElementsByTagName('*'));
- return results;
+ set: function(property, value) {
+ throw "Properties of Element.Layout are read-only.";
},
- child: function(nodes) {
- var h = Selector.handlers;
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- for (var j = 0, child; child = node.childNodes[j]; j++)
- if (child.nodeType == 1 && child.tagName != '!') results.push(child);
- }
- return results;
+ get: function($super, property) {
+ var value = $super(property);
+ return value === null ? this._compute(property) : value;
},
- adjacent: function(nodes) {
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- var next = this.nextElementSibling(node);
- if (next) results.push(next);
+ _begin: function() {
+ if (this._prepared) return;
+
+ var element = this.element;
+ if (isDisplayed(element)) {
+ this._prepared = true;
+ return;
}
- return results;
+
+ var originalStyles = {
+ position: element.style.position || '',
+ width: element.style.width || '',
+ visibility: element.style.visibility || '',
+ display: element.style.display || ''
+ };
+
+ element.store('prototype_original_styles', originalStyles);
+
+ var position = element.getStyle('position'),
+ width = element.getStyle('width');
+
+ element.setStyle({
+ position: 'absolute',
+ visibility: 'hidden',
+ display: 'block'
+ });
+
+ var positionedWidth = element.getStyle('width');
+
+ var newWidth;
+ if (width && (positionedWidth === width)) {
+ newWidth = getPixelValue(width);
+ } else if (width && (position === 'absolute' || position === 'fixed')) {
+ newWidth = getPixelValue(width);
+ } else {
+ var parent = element.parentNode, pLayout = $(parent).getLayout();
+
+ newWidth = pLayout.get('width') -
+ this.get('margin-left') -
+ this.get('border-left') -
+ this.get('padding-left') -
+ this.get('padding-right') -
+ this.get('border-right') -
+ this.get('margin-right');
+ }
+
+ element.setStyle({ width: newWidth + 'px' });
+
+ this._prepared = true;
},
- 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;
+ _end: function() {
+ var element = this.element;
+ var originalStyles = element.retrieve('prototype_original_styles');
+ element.store('prototype_original_styles', null);
+ element.setStyle(originalStyles);
+ this._prepared = false;
},
- nextElementSibling: function(node) {
- while (node = node.nextSibling)
- if (node.nodeType == 1) return node;
- return null;
+ _compute: function(property) {
+ var COMPUTATIONS = Element.Layout.COMPUTATIONS;
+ if (!(property in COMPUTATIONS)) {
+ throw "Property not found.";
+ }
+ return this._set(property, COMPUTATIONS[property].call(this, this.element));
},
- previousElementSibling: function(node) {
- while (node = node.previousSibling)
- if (node.nodeType == 1) return node;
- return null;
+ toObject: function() {
+ var args = $A(arguments);
+ var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
+ args.join(' ').split(' ');
+ var obj = {};
+ keys.each( function(key) {
+ if (!Element.Layout.PROPERTIES.include(key)) return;
+ var value = this.get(key);
+ if (value != null) obj[key] = value;
+ }, this);
+ return obj;
},
- // TOKEN FUNCTIONS
- tagName: function(nodes, root, tagName, combinator) {
- var uTagName = tagName.toUpperCase();
- var results = [], h = Selector.handlers;
- if (nodes) {
- if (combinator) {
- // fastlane for ordinary descendant combinators
- if (combinator == "descendant") {
- for (var i = 0, node; node = nodes[i]; i++)
- h.concat(results, node.getElementsByTagName(tagName));
- return results;
- } else nodes = this[combinator](nodes);
- if (tagName == "*") return nodes;
- }
- for (var i = 0, node; node = nodes[i]; i++)
- if (node.tagName.toUpperCase() === uTagName) results.push(node);
- return results;
- } else return root.getElementsByTagName(tagName);
+ toHash: function() {
+ var obj = this.toObject.apply(this, arguments);
+ return new Hash(obj);
},
- id: function(nodes, root, id, combinator) {
- var targetNode = $(id), h = Selector.handlers;
- if (!targetNode) return [];
- if (!nodes && root == document) return [targetNode];
- if (nodes) {
- if (combinator) {
- if (combinator == 'child') {
- for (var i = 0, node; node = nodes[i]; i++)
- if (targetNode.parentNode == node) return [targetNode];
- } else if (combinator == 'descendant') {
- for (var i = 0, node; node = nodes[i]; i++)
- if (Element.descendantOf(targetNode, node)) return [targetNode];
- } else if (combinator == 'adjacent') {
- for (var i = 0, node; node = nodes[i]; i++)
- if (Selector.handlers.previousElementSibling(targetNode) == node)
- return [targetNode];
- } else nodes = h[combinator](nodes);
- }
- for (var i = 0, node; node = nodes[i]; i++)
- if (node == targetNode) return [targetNode];
- return [];
+ toCSS: function() {
+ var args = $A(arguments);
+ var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
+ args.join(' ').split(' ');
+ var css = {};
+
+ keys.each( function(key) {
+ if (!Element.Layout.PROPERTIES.include(key)) return;
+ if (Element.Layout.COMPOSITE_PROPERTIES.include(key)) return;
+
+ var value = this.get(key);
+ if (value != null) css[cssNameFor(key)] = value + 'px';
+ }, this);
+ return css;
+ },
+
+ inspect: function() {
+ return "#<Element.Layout>";
+ }
+ });
+
+ Object.extend(Element.Layout, {
+ PROPERTIES: $w('height width top left right bottom border-left border-right border-top border-bottom padding-left padding-right padding-top padding-bottom margin-top margin-bottom margin-left margin-right padding-box-width padding-box-height border-box-width border-box-height margin-box-width margin-box-height'),
+
+ COMPOSITE_PROPERTIES: $w('padding-box-width padding-box-height margin-box-width margin-box-height border-box-width border-box-height'),
+
+ COMPUTATIONS: {
+ 'height': function(element) {
+ if (!this._preComputing) this._begin();
+
+ var bHeight = this.get('border-box-height');
+ if (bHeight <= 0) return 0;
+
+ var bTop = this.get('border-top'),
+ bBottom = this.get('border-bottom');
+
+ var pTop = this.get('padding-top'),
+ pBottom = this.get('padding-bottom');
+
+ if (!this._preComputing) this._end();
+
+ return bHeight - bTop - bBottom - pTop - pBottom;
+ },
+
+ 'width': function(element) {
+ if (!this._preComputing) this._begin();
+
+ var bWidth = this.get('border-box-width');
+ if (bWidth <= 0) return 0;
+
+ var bLeft = this.get('border-left'),
+ bRight = this.get('border-right');
+
+ var pLeft = this.get('padding-left'),
+ pRight = this.get('padding-right');
+
+ if (!this._preComputing) this._end();
+
+ return bWidth - bLeft - bRight - pLeft - pRight;
+ },
+
+ 'padding-box-height': function(element) {
+ var height = this.get('height'),
+ pTop = this.get('padding-top'),
+ pBottom = this.get('padding-bottom');
+
+ return height + pTop + pBottom;
+ },
+
+ 'padding-box-width': function(element) {
+ var width = this.get('width'),
+ pLeft = this.get('padding-left'),
+ pRight = this.get('padding-right');
+
+ return width + pLeft + pRight;
+ },
+
+ 'border-box-height': function(element) {
+ return element.offsetHeight;
+ },
+
+ 'border-box-width': function(element) {
+ return element.offsetWidth;
+ },
+
+ 'margin-box-height': function(element) {
+ var bHeight = this.get('border-box-height'),
+ mTop = this.get('margin-top'),
+ mBottom = this.get('margin-bottom');
+
+ if (bHeight <= 0) return 0;
+
+ return bHeight + mTop + mBottom;
+ },
+
+ 'margin-box-width': function(element) {
+ var bWidth = this.get('border-box-width'),
+ mLeft = this.get('margin-left'),
+ mRight = this.get('margin-right');
+
+ if (bWidth <= 0) return 0;
+
+ return bWidth + mLeft + mRight;
+ },
+
+ 'top': function(element) {
+ var offset = element.positionedOffset();
+ return offset.top;
+ },
+
+ 'bottom': function(element) {
+ var offset = element.positionedOffset(),
+ parent = element.getOffsetParent(),
+ pHeight = parent.measure('height');
+
+ var mHeight = this.get('border-box-height');
+
+ return pHeight - mHeight - offset.top;
+ },
+
+ 'left': function(element) {
+ var offset = element.positionedOffset();
+ return offset.left;
+ },
+
+ 'right': function(element) {
+ var offset = element.positionedOffset(),
+ parent = element.getOffsetParent(),
+ pWidth = parent.measure('width');
+
+ var mWidth = this.get('border-box-width');
+
+ return pWidth - mWidth - offset.left;
+ },
+
+ 'padding-top': function(element) {
+ return getPixelValue(element, 'paddingTop');
+ },
+
+ 'padding-bottom': function(element) {
+ return getPixelValue(element, 'paddingBottom');
+ },
+
+ 'padding-left': function(element) {
+ return getPixelValue(element, 'paddingLeft');
+ },
+
+ 'padding-right': function(element) {
+ return getPixelValue(element, 'paddingRight');
+ },
+
+ 'border-top': function(element) {
+ return Object.isNumber(element.clientTop) ? element.clientTop :
+ getPixelValue(element, 'borderTopWidth');
+ },
+
+ 'border-bottom': function(element) {
+ return Object.isNumber(element.clientBottom) ? element.clientBottom :
+ getPixelValue(element, 'borderBottomWidth');
+ },
+
+ 'border-left': function(element) {
+ return Object.isNumber(element.clientLeft) ? element.clientLeft :
+ getPixelValue(element, 'borderLeftWidth');
+ },
+
+ 'border-right': function(element) {
+ return Object.isNumber(element.clientRight) ? element.clientRight :
+ getPixelValue(element, 'borderRightWidth');
+ },
+
+ 'margin-top': function(element) {
+ return getPixelValue(element, 'marginTop');
+ },
+
+ 'margin-bottom': function(element) {
+ return getPixelValue(element, 'marginBottom');
+ },
+
+ 'margin-left': function(element) {
+ return getPixelValue(element, 'marginLeft');
+ },
+
+ 'margin-right': function(element) {
+ return getPixelValue(element, 'marginRight');
+ }
+ }
+ });
+
+ if ('getBoundingClientRect' in document.documentElement) {
+ Object.extend(Element.Layout.COMPUTATIONS, {
+ 'right': function(element) {
+ var parent = hasLayout(element.getOffsetParent());
+ var rect = element.getBoundingClientRect(),
+ pRect = parent.getBoundingClientRect();
+
+ return (pRect.right - rect.right).round();
+ },
+
+ 'bottom': function(element) {
+ var parent = hasLayout(element.getOffsetParent());
+ var rect = element.getBoundingClientRect(),
+ pRect = parent.getBoundingClientRect();
+
+ return (pRect.bottom - rect.bottom).round();
}
- return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
+ });
+ }
+
+ Element.Offset = Class.create({
+ initialize: function(left, top) {
+ this.left = left.round();
+ this.top = top.round();
+
+ this[0] = this.left;
+ this[1] = this.top;
},
- className: function(nodes, root, className, combinator) {
- if (nodes && combinator) nodes = this[combinator](nodes);
- return Selector.handlers.byClassName(nodes, root, className);
+ relativeTo: function(offset) {
+ return new Element.Offset(
+ this.left - offset.left,
+ this.top - offset.top
+ );
},
- 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;
+ inspect: function() {
+ return "#<Element.Offset left: #{left} top: #{top}>".interpolate(this);
},
- attrPresence: function(nodes, root, attr, combinator) {
- if (!nodes) nodes = root.getElementsByTagName("*");
- if (nodes && combinator) nodes = this[combinator](nodes);
- var results = [];
- for (var i = 0, node; node = nodes[i]; i++)
- if (Element.hasAttribute(node, attr)) results.push(node);
- return results;
+ toString: function() {
+ return "[#{left}, #{top}]".interpolate(this);
},
- attr: function(nodes, root, attr, value, operator, combinator) {
- if (!nodes) nodes = root.getElementsByTagName("*");
- if (nodes && combinator) nodes = this[combinator](nodes);
- var handler = Selector.operators[operator], results = [];
- for (var i = 0, node; node = nodes[i]; i++) {
- var nodeValue = Element.readAttribute(node, attr);
- if (nodeValue === null) continue;
- if (handler(nodeValue, value)) results.push(node);
+ toArray: function() {
+ return [this.left, this.top];
+ }
+ });
+
+ function getLayout(element, preCompute) {
+ return new Element.Layout(element, preCompute);
+ }
+
+ function measure(element, property) {
+ return $(element).getLayout().get(property);
+ }
+
+ function getDimensions(element) {
+ var layout = $(element).getLayout();
+ return {
+ width: layout.get('width'),
+ height: layout.get('height')
+ };
+ }
+
+ function getOffsetParent(element) {
+ if (isDetached(element)) return $(document.body);
+
+ var isInline = (Element.getStyle(element, 'display') === 'inline');
+ if (!isInline && 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.nodeName === 'HTML') ? $(document.body) : $(element);
}
- return results;
- },
+ }
+
+ return $(document.body);
+ }
+
+
+ function cumulativeOffset(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ } while (element);
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function positionedOffset(element) {
+ var layout = element.getLayout();
+
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ if (element) {
+ if (isBody(element)) break;
+ var p = Element.getStyle(element, 'position');
+ if (p !== 'static') break;
+ }
+ } while (element);
+
+ valueL -= layout.get('margin-top');
+ valueT -= layout.get('margin-left');
+
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function cumulativeScrollOffset(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.scrollTop || 0;
+ valueL += element.scrollLeft || 0;
+ element = element.parentNode;
+ } while (element);
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function viewportOffset(forElement) {
+ var valueT = 0, valueL = 0, docBody = document.body;
+
+ var element = forElement;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ if (element.offsetParent == docBody &&
+ Element.getStyle(element, 'position') == 'absolute') break;
+ } while (element = element.offsetParent);
+
+ element = forElement;
+ do {
+ if (element != docBody) {
+ valueT -= element.scrollTop || 0;
+ valueL -= element.scrollLeft || 0;
+ }
+ } while (element = element.parentNode);
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function absolutize(element) {
+ element = $(element);
+
+ if (Element.getStyle(element, 'position') === 'absolute') {
+ return element;
+ }
+
+ var offsetParent = getOffsetParent(element);
+ var eOffset = element.viewportOffset(),
+ pOffset = offsetParent.viewportOffset();
+
+ var offset = eOffset.relativeTo(pOffset);
+ var layout = element.getLayout();
+
+ element.store('prototype_absolutize_original_styles', {
+ left: element.getStyle('left'),
+ top: element.getStyle('top'),
+ width: element.getStyle('width'),
+ height: element.getStyle('height')
+ });
+
+ element.setStyle({
+ position: 'absolute',
+ top: offset.top + 'px',
+ left: offset.left + 'px',
+ width: layout.get('width') + 'px',
+ height: layout.get('height') + 'px'
+ });
+
+ return element;
+ }
+
+ function relativize(element) {
+ element = $(element);
+ if (Element.getStyle(element, 'position') === 'relative') {
+ return element;
+ }
+
+ var originalStyles =
+ element.retrieve('prototype_absolutize_original_styles');
+
+ if (originalStyles) element.setStyle(originalStyles);
+ return element;
+ }
+
+ Element.addMethods({
+ getLayout: getLayout,
+ measure: measure,
+ getDimensions: getDimensions,
+ getOffsetParent: getOffsetParent,
+ cumulativeOffset: cumulativeOffset,
+ positionedOffset: positionedOffset,
+ cumulativeScrollOffset: cumulativeScrollOffset,
+ viewportOffset: viewportOffset,
+ absolutize: absolutize,
+ relativize: relativize
+ });
+
+ function isBody(element) {
+ return element.nodeName.toUpperCase() === 'BODY';
+ }
+
+ function isDetached(element) {
+ return element !== document.body &&
+ !Element.descendantOf(element, document.body);
+ }
+
+ if ('getBoundingClientRect' in document.documentElement) {
+ Element.addMethods({
+ viewportOffset: function(element) {
+ element = $(element);
+ if (isDetached(element)) return new Element.Offset(0, 0);
+
+ var rect = element.getBoundingClientRect(),
+ docEl = document.documentElement;
+ return new Element.Offset(rect.left - docEl.clientLeft,
+ rect.top - docEl.clientTop);
+ },
+
+ positionedOffset: function(element) {
+ element = $(element);
+ var parent = element.getOffsetParent();
+ if (isDetached(element)) return new Element.Offset(0, 0);
+
+ if (element.offsetParent &&
+ element.offsetParent.nodeName.toUpperCase() === 'HTML') {
+ return positionedOffset(element);
+ }
+
+ var eOffset = element.viewportOffset(),
+ pOffset = isBody(parent) ? viewportOffset(parent) :
+ parent.viewportOffset();
+ var retOffset = eOffset.relativeTo(pOffset);
+
+ var layout = element.getLayout();
+ var top = retOffset.top - layout.get('margin-top');
+ var left = retOffset.left - layout.get('margin-left');
+
+ return new Element.Offset(left, top);
+ }
+ });
+ }
+})();
+window.$$ = function() {
+ var expression = $A(arguments).join(', ');
+ return Prototype.Selector.select(expression, document);
+};
+
+Prototype.Selector = (function() {
+
+ function select() {
+ throw new Error('Method "Prototype.Selector.select" must be defined.');
+ }
+
+ function match() {
+ throw new Error('Method "Prototype.Selector.match" must be defined.');
+ }
+
+ function find(elements, expression, index) {
+ index = index || 0;
+ var match = Prototype.Selector.match, length = elements.length, matchIndex = 0, i;
+
+ for (i = 0; i < length; i++) {
+ if (match(elements[i], expression) && index == matchIndex++) {
+ return Element.extend(elements[i]);
+ }
+ }
+ }
+
+ function extendElements(elements) {
+ for (var i = 0, length = elements.length; i < length; i++) {
+ Element.extend(elements[i]);
+ }
+ return elements;
+ }
+
+
+ var K = Prototype.K;
+
+ return {
+ select: select,
+ match: match,
+ find: find,
+ extendElements: (Element.extend === K) ? K : extendElements,
+ extendElement: Element.extend
+ };
+})();
+Prototype._original_property = window.Sizzle;
+/*!
+ * Sizzle CSS Selector Engine - v1.0
+ * Copyright 2009, The Dojo Foundation
+ * Released under the MIT, BSD, and GPL Licenses.
+ * More information: http://sizzlejs.com/
+ */
+(function(){
+
+var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
+ done = 0,
+ toString = Object.prototype.toString,
+ hasDuplicate = false,
+ baseHasDuplicate = true;
+
+[0, 0].sort(function(){
+ baseHasDuplicate = false;
+ return 0;
+});
+
+var Sizzle = function(selector, context, results, seed) {
+ results = results || [];
+ var origContext = context = context || document;
+
+ if ( context.nodeType !== 1 && context.nodeType !== 9 ) {
+ return [];
+ }
+
+ if ( !selector || typeof selector !== "string" ) {
+ return results;
+ }
+
+ var parts = [], m, set, checkSet, check, mode, extra, prune = true, contextXML = isXML(context),
+ soFar = selector;
+
+ while ( (chunker.exec(""), m = chunker.exec(soFar)) !== null ) {
+ soFar = m[3];
+
+ parts.push( m[1] );
+
+ if ( m[2] ) {
+ extra = m[3];
+ break;
+ }
+ }
+
+ if ( parts.length > 1 && origPOS.exec( selector ) ) {
+ if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
+ set = posProcess( parts[0] + parts[1], context );
+ } else {
+ set = Expr.relative[ parts[0] ] ?
+ [ context ] :
+ Sizzle( parts.shift(), context );
+
+ while ( parts.length ) {
+ selector = parts.shift();
+
+ if ( Expr.relative[ selector ] )
+ selector += parts.shift();
+
+ set = posProcess( selector, set );
+ }
+ }
+ } else {
+ if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML &&
+ Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {
+ var ret = Sizzle.find( parts.shift(), context, contextXML );
+ context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0];
+ }
+
+ if ( context ) {
+ var ret = seed ?
+ { expr: parts.pop(), set: makeArray(seed) } :
+ Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
+ set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set;
+
+ if ( parts.length > 0 ) {
+ checkSet = makeArray(set);
+ } else {
+ prune = false;
+ }
+
+ while ( parts.length ) {
+ var cur = parts.pop(), pop = cur;
+
+ if ( !Expr.relative[ cur ] ) {
+ cur = "";
+ } else {
+ pop = parts.pop();
+ }
+
+ if ( pop == null ) {
+ pop = context;
+ }
+
+ Expr.relative[ cur ]( checkSet, pop, contextXML );
+ }
+ } else {
+ checkSet = parts = [];
+ }
+ }
+
+ if ( !checkSet ) {
+ checkSet = set;
+ }
+
+ if ( !checkSet ) {
+ throw "Syntax error, unrecognized expression: " + (cur || selector);
+ }
+
+ if ( toString.call(checkSet) === "[object Array]" ) {
+ if ( !prune ) {
+ results.push.apply( results, checkSet );
+ } else if ( context && context.nodeType === 1 ) {
+ for ( var i = 0; checkSet[i] != null; i++ ) {
+ if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
+ results.push( set[i] );
+ }
+ }
+ } else {
+ for ( var i = 0; checkSet[i] != null; i++ ) {
+ if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
+ results.push( set[i] );
+ }
+ }
+ }
+ } else {
+ makeArray( checkSet, results );
+ }
+
+ if ( extra ) {
+ Sizzle( extra, origContext, results, seed );
+ Sizzle.uniqueSort( results );
+ }
+
+ return results;
+};
+
+Sizzle.uniqueSort = function(results){
+ if ( sortOrder ) {
+ hasDuplicate = baseHasDuplicate;
+ results.sort(sortOrder);
+
+ if ( hasDuplicate ) {
+ for ( var i = 1; i < results.length; i++ ) {
+ if ( results[i] === results[i-1] ) {
+ results.splice(i--, 1);
+ }
+ }
+ }
+ }
+
+ return results;
+};
+
+Sizzle.matches = function(expr, set){
+ return Sizzle(expr, null, null, set);
+};
+
+Sizzle.find = function(expr, context, isXML){
+ var set, match;
+
+ if ( !expr ) {
+ return [];
+ }
+
+ for ( var i = 0, l = Expr.order.length; i < l; i++ ) {
+ var type = Expr.order[i], match;
+
+ if ( (match = Expr.leftMatch[ type ].exec( expr )) ) {
+ var left = match[1];
+ match.splice(1,1);
+
+ if ( left.substr( left.length - 1 ) !== "\\" ) {
+ match[1] = (match[1] || "").replace(/\\/g, "");
+ set = Expr.find[ type ]( match, context, isXML );
+ if ( set != null ) {
+ expr = expr.replace( Expr.match[ type ], "" );
+ break;
+ }
+ }
+ }
+ }
+
+ if ( !set ) {
+ set = context.getElementsByTagName("*");
+ }
+
+ return {set: set, expr: expr};
+};
+
+Sizzle.filter = function(expr, set, inplace, not){
+ var old = expr, result = [], curLoop = set, match, anyFound,
+ isXMLFilter = set && set[0] && isXML(set[0]);
+
+ while ( expr && set.length ) {
+ for ( var type in Expr.filter ) {
+ if ( (match = Expr.match[ type ].exec( expr )) != null ) {
+ var filter = Expr.filter[ type ], found, item;
+ anyFound = false;
+
+ if ( curLoop == result ) {
+ result = [];
+ }
+
+ if ( Expr.preFilter[ type ] ) {
+ match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );
+
+ if ( !match ) {
+ anyFound = found = true;
+ } else if ( match === true ) {
+ continue;
+ }
+ }
+
+ if ( match ) {
+ for ( var i = 0; (item = curLoop[i]) != null; i++ ) {
+ if ( item ) {
+ found = filter( item, match, i, curLoop );
+ var pass = not ^ !!found;
+
+ if ( inplace && found != null ) {
+ if ( pass ) {
+ anyFound = true;
+ } else {
+ curLoop[i] = false;
+ }
+ } else if ( pass ) {
+ result.push( item );
+ anyFound = true;
+ }
+ }
+ }
+ }
+
+ if ( found !== undefined ) {
+ if ( !inplace ) {
+ curLoop = result;
+ }
+
+ expr = expr.replace( Expr.match[ type ], "" );
+
+ if ( !anyFound ) {
+ return [];
+ }
+
+ break;
+ }
+ }
+ }
+
+ if ( expr == old ) {
+ if ( anyFound == null ) {
+ throw "Syntax error, unrecognized expression: " + expr;
+ } else {
+ break;
+ }
+ }
+
+ old = expr;
+ }
+
+ return curLoop;
+};
+
+var Expr = Sizzle.selectors = {
+ order: [ "ID", "NAME", "TAG" ],
+ match: {
+ ID: /#((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
+ CLASS: /\.((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
+ NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF-]|\\.)+)['"]*\]/,
+ ATTR: /\[\s*((?:[\w\u00c0-\uFFFF-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/,
+ TAG: /^((?:[\w\u00c0-\uFFFF\*-]|\\.)+)/,
+ CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/,
+ POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/,
+ PSEUDO: /:((?:[\w\u00c0-\uFFFF-]|\\.)+)(?:\((['"]*)((?:\([^\)]+\)|[^\2\(\)]*)+)\2\))?/
+ },
+ leftMatch: {},
+ attrMap: {
+ "class": "className",
+ "for": "htmlFor"
+ },
+ attrHandle: {
+ href: function(elem){
+ return elem.getAttribute("href");
+ }
+ },
+ relative: {
+ "+": function(checkSet, part, isXML){
+ var isPartStr = typeof part === "string",
+ isTag = isPartStr && !/\W/.test(part),
+ isPartStrNotTag = isPartStr && !isTag;
+
+ if ( isTag && !isXML ) {
+ part = part.toUpperCase();
+ }
+
+ for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
+ if ( (elem = checkSet[i]) ) {
+ while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}
+
+ checkSet[i] = isPartStrNotTag || elem && elem.nodeName === part ?
+ elem || false :
+ elem === part;
+ }
+ }
+
+ if ( isPartStrNotTag ) {
+ Sizzle.filter( part, checkSet, true );
+ }
+ },
+ ">": function(checkSet, part, isXML){
+ var isPartStr = typeof part === "string";
+
+ if ( isPartStr && !/\W/.test(part) ) {
+ part = isXML ? part : part.toUpperCase();
+
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ var parent = elem.parentNode;
+ checkSet[i] = parent.nodeName === part ? parent : false;
+ }
+ }
+ } else {
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ checkSet[i] = isPartStr ?
+ elem.parentNode :
+ elem.parentNode === part;
+ }
+ }
+
+ if ( isPartStr ) {
+ Sizzle.filter( part, checkSet, true );
+ }
+ }
+ },
+ "": function(checkSet, part, isXML){
+ var doneName = done++, checkFn = dirCheck;
+
+ if ( !/\W/.test(part) ) {
+ var nodeCheck = part = isXML ? part : part.toUpperCase();
+ checkFn = dirNodeCheck;
+ }
+
+ checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML);
+ },
+ "~": function(checkSet, part, isXML){
+ var doneName = done++, checkFn = dirCheck;
+
+ if ( typeof part === "string" && !/\W/.test(part) ) {
+ var nodeCheck = part = isXML ? part : part.toUpperCase();
+ checkFn = dirNodeCheck;
+ }
+
+ checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML);
+ }
+ },
+ find: {
+ ID: function(match, context, isXML){
+ if ( typeof context.getElementById !== "undefined" && !isXML ) {
+ var m = context.getElementById(match[1]);
+ return m ? [m] : [];
+ }
+ },
+ NAME: function(match, context, isXML){
+ if ( typeof context.getElementsByName !== "undefined" ) {
+ var ret = [], results = context.getElementsByName(match[1]);
+
+ for ( var i = 0, l = results.length; i < l; i++ ) {
+ if ( results[i].getAttribute("name") === match[1] ) {
+ ret.push( results[i] );
+ }
+ }
+
+ return ret.length === 0 ? null : ret;
+ }
+ },
+ TAG: function(match, context){
+ return context.getElementsByTagName(match[1]);
+ }
+ },
+ preFilter: {
+ CLASS: function(match, curLoop, inplace, result, not, isXML){
+ match = " " + match[1].replace(/\\/g, "") + " ";
+
+ if ( isXML ) {
+ return match;
+ }
+
+ for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
+ if ( elem ) {
+ if ( not ^ (elem.className && (" " + elem.className + " ").indexOf(match) >= 0) ) {
+ if ( !inplace )
+ result.push( elem );
+ } else if ( inplace ) {
+ curLoop[i] = false;
+ }
+ }
+ }
+
+ return false;
+ },
+ ID: function(match){
+ return match[1].replace(/\\/g, "");
+ },
+ TAG: function(match, curLoop){
+ for ( var i = 0; curLoop[i] === false; i++ ){}
+ return curLoop[i] && isXML(curLoop[i]) ? match[1] : match[1].toUpperCase();
+ },
+ CHILD: function(match){
+ if ( match[1] == "nth" ) {
+ var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
+ match[2] == "even" && "2n" || match[2] == "odd" && "2n+1" ||
+ !/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);
+
+ match[2] = (test[1] + (test[2] || 1)) - 0;
+ match[3] = test[3] - 0;
+ }
+
+ match[0] = done++;
+
+ return match;
+ },
+ ATTR: function(match, curLoop, inplace, result, not, isXML){
+ var name = match[1].replace(/\\/g, "");
+
+ if ( !isXML && Expr.attrMap[name] ) {
+ match[1] = Expr.attrMap[name];
+ }
+
+ if ( match[2] === "~=" ) {
+ match[4] = " " + match[4] + " ";
+ }
+
+ return match;
+ },
+ PSEUDO: function(match, curLoop, inplace, result, not){
+ if ( match[1] === "not" ) {
+ if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) {
+ match[3] = Sizzle(match[3], null, null, curLoop);
+ } else {
+ var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
+ if ( !inplace ) {
+ result.push.apply( result, ret );
+ }
+ return false;
+ }
+ } else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) {
+ return true;
+ }
+
+ return match;
+ },
+ POS: function(match){
+ match.unshift( true );
+ return match;
+ }
+ },
+ filters: {
+ enabled: function(elem){
+ return elem.disabled === false && elem.type !== "hidden";
+ },
+ disabled: function(elem){
+ return elem.disabled === true;
+ },
+ checked: function(elem){
+ return elem.checked === true;
+ },
+ selected: function(elem){
+ elem.parentNode.selectedIndex;
+ return elem.selected === true;
+ },
+ parent: function(elem){
+ return !!elem.firstChild;
+ },
+ empty: function(elem){
+ return !elem.firstChild;
+ },
+ has: function(elem, i, match){
+ return !!Sizzle( match[3], elem ).length;
+ },
+ header: function(elem){
+ return /h\d/i.test( elem.nodeName );
+ },
+ text: function(elem){
+ return "text" === elem.type;
+ },
+ radio: function(elem){
+ return "radio" === elem.type;
+ },
+ checkbox: function(elem){
+ return "checkbox" === elem.type;
+ },
+ file: function(elem){
+ return "file" === elem.type;
+ },
+ password: function(elem){
+ return "password" === elem.type;
+ },
+ submit: function(elem){
+ return "submit" === elem.type;
+ },
+ image: function(elem){
+ return "image" === elem.type;
+ },
+ reset: function(elem){
+ return "reset" === elem.type;
+ },
+ button: function(elem){
+ return "button" === elem.type || elem.nodeName.toUpperCase() === "BUTTON";
+ },
+ input: function(elem){
+ return /input|select|textarea|button/i.test(elem.nodeName);
+ }
+ },
+ setFilters: {
+ first: function(elem, i){
+ return i === 0;
+ },
+ last: function(elem, i, match, array){
+ return i === array.length - 1;
+ },
+ even: function(elem, i){
+ return i % 2 === 0;
+ },
+ odd: function(elem, i){
+ return i % 2 === 1;
+ },
+ lt: function(elem, i, match){
+ return i < match[3] - 0;
+ },
+ gt: function(elem, i, match){
+ return i > match[3] - 0;
+ },
+ nth: function(elem, i, match){
+ return match[3] - 0 == i;
+ },
+ eq: function(elem, i, match){
+ return match[3] - 0 == i;
+ }
+ },
+ filter: {
+ PSEUDO: function(elem, match, i, array){
+ var name = match[1], filter = Expr.filters[ name ];
+
+ if ( filter ) {
+ return filter( elem, i, match, array );
+ } else if ( name === "contains" ) {
+ return (elem.textContent || elem.innerText || "").indexOf(match[3]) >= 0;
+ } else if ( name === "not" ) {
+ var not = match[3];
+
+ for ( var i = 0, l = not.length; i < l; i++ ) {
+ if ( not[i] === elem ) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+ },
+ CHILD: function(elem, match){
+ var type = match[1], node = elem;
+ switch (type) {
+ case 'only':
+ case 'first':
+ while ( (node = node.previousSibling) ) {
+ if ( node.nodeType === 1 ) return false;
+ }
+ if ( type == 'first') return true;
+ node = elem;
+ case 'last':
+ while ( (node = node.nextSibling) ) {
+ if ( node.nodeType === 1 ) return false;
+ }
+ return true;
+ case 'nth':
+ var first = match[2], last = match[3];
+
+ if ( first == 1 && last == 0 ) {
+ return true;
+ }
+
+ var doneName = match[0],
+ parent = elem.parentNode;
+
+ if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) {
+ var count = 0;
+ for ( node = parent.firstChild; node; node = node.nextSibling ) {
+ if ( node.nodeType === 1 ) {
+ node.nodeIndex = ++count;
+ }
+ }
+ parent.sizcache = doneName;
+ }
+
+ var diff = elem.nodeIndex - last;
+ if ( first == 0 ) {
+ return diff == 0;
+ } else {
+ return ( diff % first == 0 && diff / first >= 0 );
+ }
+ }
+ },
+ ID: function(elem, match){
+ return elem.nodeType === 1 && elem.getAttribute("id") === match;
+ },
+ TAG: function(elem, match){
+ return (match === "*" && elem.nodeType === 1) || elem.nodeName === match;
+ },
+ CLASS: function(elem, match){
+ return (" " + (elem.className || elem.getAttribute("class")) + " ")
+ .indexOf( match ) > -1;
+ },
+ ATTR: function(elem, match){
+ var name = match[1],
+ result = Expr.attrHandle[ name ] ?
+ Expr.attrHandle[ name ]( elem ) :
+ elem[ name ] != null ?
+ elem[ name ] :
+ elem.getAttribute( name ),
+ value = result + "",
+ type = match[2],
+ check = match[4];
+
+ return result == null ?
+ type === "!=" :
+ type === "=" ?
+ value === check :
+ type === "*=" ?
+ value.indexOf(check) >= 0 :
+ type === "~=" ?
+ (" " + value + " ").indexOf(check) >= 0 :
+ !check ?
+ value && result !== false :
+ type === "!=" ?
+ value != check :
+ type === "^=" ?
+ value.indexOf(check) === 0 :
+ type === "$=" ?
+ value.substr(value.length - check.length) === check :
+ type === "|=" ?
+ value === check || value.substr(0, check.length + 1) === check + "-" :
+ false;
+ },
+ POS: function(elem, match, i, array){
+ var name = match[2], filter = Expr.setFilters[ name ];
+
+ if ( filter ) {
+ return filter( elem, i, match, array );
+ }
+ }
+ }
+};
+
+var origPOS = Expr.match.POS;
+
+for ( var type in Expr.match ) {
+ Expr.match[ type ] = new RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source );
+ Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source );
+}
+
+var makeArray = function(array, results) {
+ array = Array.prototype.slice.call( array, 0 );
+
+ if ( results ) {
+ results.push.apply( results, array );
+ return results;
+ }
+
+ return array;
+};
+
+try {
+ Array.prototype.slice.call( document.documentElement.childNodes, 0 );
+
+} catch(e){
+ makeArray = function(array, results) {
+ var ret = results || [];
+
+ if ( toString.call(array) === "[object Array]" ) {
+ Array.prototype.push.apply( ret, array );
+ } else {
+ if ( typeof array.length === "number" ) {
+ for ( var i = 0, l = array.length; i < l; i++ ) {
+ ret.push( array[i] );
+ }
+ } else {
+ for ( var i = 0; array[i]; i++ ) {
+ ret.push( array[i] );
+ }
+ }
+ }
+
+ return ret;
+ };
+}
+
+var sortOrder;
+
+if ( document.documentElement.compareDocumentPosition ) {
+ sortOrder = function( a, b ) {
+ if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
+ var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
+ if ( ret === 0 ) {
+ hasDuplicate = true;
+ }
+ return ret;
+ };
+} else if ( "sourceIndex" in document.documentElement ) {
+ sortOrder = function( a, b ) {
+ if ( !a.sourceIndex || !b.sourceIndex ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
+ var ret = a.sourceIndex - b.sourceIndex;
+ if ( ret === 0 ) {
+ hasDuplicate = true;
+ }
+ return ret;
+ };
+} else if ( document.createRange ) {
+ sortOrder = function( a, b ) {
+ if ( !a.ownerDocument || !b.ownerDocument ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
+ var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
+ aRange.setStart(a, 0);
+ aRange.setEnd(a, 0);
+ bRange.setStart(b, 0);
+ bRange.setEnd(b, 0);
+ var ret = aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
+ if ( ret === 0 ) {
+ hasDuplicate = true;
+ }
+ return ret;
+ };
+}
+
+(function(){
+ var form = document.createElement("div"),
+ id = "script" + (new Date).getTime();
+ form.innerHTML = "<a name='" + id + "'/>";
+
+ var root = document.documentElement;
+ root.insertBefore( form, root.firstChild );
+
+ if ( !!document.getElementById( id ) ) {
+ Expr.find.ID = function(match, context, isXML){
+ if ( typeof context.getElementById !== "undefined" && !isXML ) {
+ var m = context.getElementById(match[1]);
+ return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : [];
+ }
+ };
+
+ Expr.filter.ID = function(elem, match){
+ var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
+ return elem.nodeType === 1 && node && node.nodeValue === match;
+ };
+ }
+
+ root.removeChild( form );
+ root = form = null; // release memory in IE
+})();
+
+(function(){
+
+ var div = document.createElement("div");
+ div.appendChild( document.createComment("") );
+
+ if ( div.getElementsByTagName("*").length > 0 ) {
+ Expr.find.TAG = function(match, context){
+ var results = context.getElementsByTagName(match[1]);
+
+ if ( match[1] === "*" ) {
+ var tmp = [];
+
+ for ( var i = 0; results[i]; i++ ) {
+ if ( results[i].nodeType === 1 ) {
+ tmp.push( results[i] );
+ }
+ }
+
+ results = tmp;
+ }
+
+ return results;
+ };
+ }
+
+ div.innerHTML = "<a href='#'></a>";
+ if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" &&
+ div.firstChild.getAttribute("href") !== "#" ) {
+ Expr.attrHandle.href = function(elem){
+ return elem.getAttribute("href", 2);
+ };
+ }
+
+ div = null; // release memory in IE
+})();
+
+if ( document.querySelectorAll ) (function(){
+ var oldSizzle = Sizzle, div = document.createElement("div");
+ div.innerHTML = "<p class='TEST'></p>";
+
+ if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
+ return;
+ }
+
+ Sizzle = function(query, context, extra, seed){
+ context = context || document;
+
+ if ( !seed && context.nodeType === 9 && !isXML(context) ) {
+ try {
+ return makeArray( context.querySelectorAll(query), extra );
+ } catch(e){}
+ }
+
+ return oldSizzle(query, context, extra, seed);
+ };
+
+ for ( var prop in oldSizzle ) {
+ Sizzle[ prop ] = oldSizzle[ prop ];
+ }
+
+ div = null; // release memory in IE
+})();
+
+if ( document.getElementsByClassName && document.documentElement.getElementsByClassName ) (function(){
+ var div = document.createElement("div");
+ div.innerHTML = "<div class='test e'></div><div class='test'></div>";
+
+ if ( div.getElementsByClassName("e").length === 0 )
+ return;
+
+ div.lastChild.className = "e";
+
+ if ( div.getElementsByClassName("e").length === 1 )
+ return;
+
+ Expr.order.splice(1, 0, "CLASS");
+ Expr.find.CLASS = function(match, context, isXML) {
+ if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) {
+ return context.getElementsByClassName(match[1]);
+ }
+ };
+
+ div = null; // release memory in IE
+})();
+
+function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
+ var sibDir = dir == "previousSibling" && !isXML;
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ if ( sibDir && elem.nodeType === 1 ){
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+ elem = elem[dir];
+ var match = false;
+
+ while ( elem ) {
+ if ( elem.sizcache === doneName ) {
+ match = checkSet[elem.sizset];
+ break;
+ }
+
+ if ( elem.nodeType === 1 && !isXML ){
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+
+ if ( elem.nodeName === cur ) {
+ match = elem;
+ break;
+ }
+
+ elem = elem[dir];
+ }
+
+ checkSet[i] = match;
+ }
+ }
+}
- 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);
- }
- },
+function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
+ var sibDir = dir == "previousSibling" && !isXML;
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ if ( sibDir && elem.nodeType === 1 ) {
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+ elem = elem[dir];
+ var match = false;
+
+ while ( elem ) {
+ if ( elem.sizcache === doneName ) {
+ match = checkSet[elem.sizset];
+ break;
+ }
+
+ if ( elem.nodeType === 1 ) {
+ if ( !isXML ) {
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+ if ( typeof cur !== "string" ) {
+ if ( elem === cur ) {
+ match = true;
+ break;
+ }
+
+ } else if ( Sizzle.filter( cur, [elem] ).length > 0 ) {
+ match = elem;
+ break;
+ }
+ }
+
+ elem = elem[dir];
+ }
+
+ checkSet[i] = match;
+ }
+ }
+}
- 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);
- },
+var contains = document.compareDocumentPosition ? function(a, b){
+ return a.compareDocumentPosition(b) & 16;
+} : function(a, b){
+ return a !== b && (a.contains ? a.contains(b) : true);
+};
- // handles the an+b logic
- getIndices: function(a, b, total) {
- if (a == 0) return b > 0 ? [b] : [];
- return $R(1, total).inject([], function(memo, i) {
- if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
- return memo;
- });
- },
+var isXML = function(elem){
+ return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
+ !!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML";
+};
- // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
- nth: function(nodes, formula, root, reverse, ofType) {
- if (nodes.length == 0) return [];
- if (formula == 'even') formula = '2n+0';
- if (formula == 'odd') formula = '2n+1';
- var h = Selector.handlers, results = [], indexed = [], m;
- h.mark(nodes);
- for (var i = 0, node; node = nodes[i]; i++) {
- if (!node.parentNode._countedByPrototype) {
- h.index(node.parentNode, reverse, ofType);
- indexed.push(node.parentNode);
- }
- }
- if (formula.match(/^\d+$/)) { // just a number
- formula = Number(formula);
- for (var i = 0, node; node = nodes[i]; i++)
- if (node.nodeIndex == formula) results.push(node);
- } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
- if (m[1] == "-") m[1] = -1;
- var a = m[1] ? Number(m[1]) : 1;
- var b = m[2] ? Number(m[2]) : 0;
- var indices = Selector.pseudos.getIndices(a, b, nodes.length);
- for (var i = 0, node, l = indices.length; node = nodes[i]; i++) {
- for (var j = 0; j < l; j++)
- if (node.nodeIndex == indices[j]) results.push(node);
- }
- }
- h.unmark(nodes);
- h.unmark(indexed);
- return results;
- },
+var posProcess = function(selector, context){
+ var tmpSet = [], later = "", match,
+ root = context.nodeType ? [context] : context;
- 'empty': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- // IE treats comments as element nodes
- if (node.tagName == '!' || node.firstChild) continue;
- results.push(node);
- }
- return results;
- },
+ while ( (match = Expr.match.PSEUDO.exec( selector )) ) {
+ later += match[0];
+ selector = selector.replace( Expr.match.PSEUDO, "" );
+ }
- 'not': function(nodes, selector, root) {
- var h = Selector.handlers, selectorType, m;
- var exclusions = new Selector(selector).findElements(root);
- h.mark(exclusions);
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- if (!node._countedByPrototype) results.push(node);
- h.unmark(exclusions);
- return results;
- },
+ selector = Expr.relative[selector] ? selector + "*" : selector;
- 'enabled': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- if (!node.disabled && (!node.type || node.type !== 'hidden'))
- results.push(node);
- return results;
- },
+ for ( var i = 0, l = root.length; i < l; i++ ) {
+ Sizzle( selector, root[i], tmpSet );
+ }
- 'disabled': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- if (node.disabled) results.push(node);
- return results;
- },
+ return Sizzle.filter( later, tmpSet );
+};
- 'checked': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- if (node.checked) results.push(node);
- return results;
- }
- },
- operators: {
- '=': function(nv, v) { return nv == v; },
- '!=': function(nv, v) { return nv != v; },
- '^=': function(nv, v) { return nv == v || nv && nv.startsWith(v); },
- '$=': function(nv, v) { return nv == v || nv && nv.endsWith(v); },
- '*=': function(nv, v) { return nv == v || nv && nv.include(v); },
- '$=': function(nv, v) { return nv.endsWith(v); },
- '*=': function(nv, v) { return nv.include(v); },
- '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
- '|=': function(nv, v) { return ('-' + (nv || "").toUpperCase() +
- '-').include('-' + (v || "").toUpperCase() + '-'); }
- },
+window.Sizzle = Sizzle;
- split: function(expression) {
- var expressions = [];
- expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
- expressions.push(m[1].strip());
- });
- return expressions;
- },
+})();
- matchElements: function(elements, expression) {
- var matches = $$(expression), h = Selector.handlers;
- h.mark(matches);
- for (var i = 0, results = [], element; element = elements[i]; i++)
- if (element._countedByPrototype) results.push(element);
- h.unmark(matches);
- return results;
- },
+;(function(engine) {
+ var extendElements = Prototype.Selector.extendElements;
- findElement: function(elements, expression, index) {
- if (Object.isNumber(expression)) {
- index = expression; expression = false;
- }
- return Selector.matchElements(elements, expression || '*')[index || 0];
- },
+ function select(selector, scope) {
+ return extendElements(engine(selector, scope || document));
+ }
- findChildElements: function(element, expressions) {
- expressions = Selector.split(expressions.join(','));
- var results = [], h = Selector.handlers;
- for (var i = 0, l = expressions.length, selector; i < l; i++) {
- selector = new Selector(expressions[i].strip());
- h.concat(results, selector.findElements(element));
- }
- return (l > 1) ? h.unique(results) : results;
+ function match(element, selector) {
+ return engine.matches(selector, [element]).length == 1;
}
-});
-if (Prototype.Browser.IE) {
- Object.extend(Selector.handlers, {
- // IE returns comment nodes on getElementsByTagName("*").
- // Filter them out.
- concat: function(a, b) {
- for (var i = 0, node; node = b[i]; i++)
- if (node.tagName !== "!") a.push(node);
- return a;
- },
+ Prototype.Selector.engine = engine;
+ Prototype.Selector.select = select;
+ Prototype.Selector.match = match;
+})(Sizzle);
- // IE improperly serializes _countedByPrototype in (inner|outer)HTML.
- unmark: function(nodes) {
- for (var i = 0, node; node = nodes[i]; i++)
- node.removeAttribute('_countedByPrototype');
- return nodes;
- }
- });
-}
+window.Sizzle = Prototype._original_property;
+delete Prototype._original_property;
-function $$() {
- return Selector.findChildElements(document, $A(arguments));
-}
var Form = {
reset: function(form) {
- $(form).reset();
+ form = $(form);
+ form.reset();
return form;
},
if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted &&
submit !== false && (!submit || key == submit) && (submitted = true)))) {
if (key in result) {
- // a key is already present; construct an array of values
if (!Object.isArray(result[key])) result[key] = [result[key]];
result[key].push(value);
}
},
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;
- }
- );
+ var elements = $(form).getElementsByTagName('*'),
+ element,
+ arr = [ ],
+ serializers = Form.Element.Serializers;
+ for (var i = 0; element = elements[i]; i++) {
+ arr.push(element);
+ }
+ return arr.inject([], function(elements, child) {
+ if (serializers[child.tagName.toLowerCase()])
+ elements.push(Element.extend(child));
+ return elements;
+ })
},
getInputs: function(form, typeName, name) {
}).sortBy(function(element) { return element.tabIndex }).first();
return firstByIndex ? firstByIndex : elements.find(function(element) {
- return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
+ return /^(?:input|select|textarea)$/i.test(element.tagName);
});
},
/*--------------------------------------------------------------------------*/
+
Form.Element = {
focus: function(element) {
$(element).focus();
};
Form.Element.Methods = {
+
serialize: function(element) {
element = $(element);
if (!element.disabled && element.name) {
try {
element.focus();
if (element.select && (element.tagName.toLowerCase() != 'input' ||
- !['button', 'reset', 'submit'].include(element.type)))
+ !(/^(?:button|reset|submit)$/i.test(element.type))))
element.select();
} catch (e) { }
return element;
/*--------------------------------------------------------------------------*/
var Field = Form.Element;
+
var $F = Form.Element.Methods.getValue;
/*--------------------------------------------------------------------------*/
},
optionValue: function(opt) {
- // extend element because hasAttribute may not be native
return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
}
};
/*--------------------------------------------------------------------------*/
+
Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
initialize: function($super, element, frequency, callback) {
$super(callback, frequency);
return Form.serialize(this.element);
}
});
-if (!window.Event) var Event = { };
-
-Object.extend(Event, {
- KEY_BACKSPACE: 8,
- KEY_TAB: 9,
- KEY_RETURN: 13,
- KEY_ESC: 27,
- KEY_LEFT: 37,
- KEY_UP: 38,
- KEY_RIGHT: 39,
- KEY_DOWN: 40,
- KEY_DELETE: 46,
- KEY_HOME: 36,
- KEY_END: 35,
- KEY_PAGEUP: 33,
- KEY_PAGEDOWN: 34,
- KEY_INSERT: 45,
-
- cache: { },
-
- relatedTarget: function(event) {
- var element;
- switch(event.type) {
- case 'mouseover': element = event.fromElement; break;
- case 'mouseout': element = event.toElement; break;
- default: return null;
- }
- return Element.extend(element);
- }
-});
+(function() {
+
+ var Event = {
+ KEY_BACKSPACE: 8,
+ KEY_TAB: 9,
+ KEY_RETURN: 13,
+ KEY_ESC: 27,
+ KEY_LEFT: 37,
+ KEY_UP: 38,
+ KEY_RIGHT: 39,
+ KEY_DOWN: 40,
+ KEY_DELETE: 46,
+ KEY_HOME: 36,
+ KEY_END: 35,
+ KEY_PAGEUP: 33,
+ KEY_PAGEDOWN: 34,
+ KEY_INSERT: 45,
+
+ cache: {}
+ };
-Event.Methods = (function() {
- var isButton;
+ var docEl = document.documentElement;
+ var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
+ && 'onmouseleave' in docEl;
+ var _isButton;
if (Prototype.Browser.IE) {
var buttonMap = { 0: 1, 1: 4, 2: 2 };
- isButton = function(event, code) {
- return event.button == buttonMap[code];
+ _isButton = function(event, code) {
+ return event.button === buttonMap[code];
};
-
} else if (Prototype.Browser.WebKit) {
- isButton = function(event, code) {
+ _isButton = function(event, code) {
switch (code) {
case 0: return event.which == 1 && !event.metaKey;
case 1: return event.which == 1 && event.metaKey;
default: return false;
}
};
-
} else {
- isButton = function(event, code) {
+ _isButton = function(event, code) {
return event.which ? (event.which === code + 1) : (event.button === code);
};
}
- return {
- isLeftClick: function(event) { return isButton(event, 0) },
- isMiddleClick: function(event) { return isButton(event, 1) },
- isRightClick: function(event) { return isButton(event, 2) },
-
- element: function(event) {
- event = Event.extend(event);
-
- var node = event.target,
- type = event.type,
- currentTarget = event.currentTarget;
-
- if (currentTarget && currentTarget.tagName) {
- // Firefox screws up the "click" event when moving between radio buttons
- // via arrow keys. It also screws up the "load" and "error" events on images,
- // reporting the document as the target instead of the original image.
- if (type === 'load' || type === 'error' ||
- (type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
- && currentTarget.type === 'radio'))
- node = currentTarget;
- }
- if (node.nodeType == Node.TEXT_NODE) node = node.parentNode;
- return Element.extend(node);
- },
+ function isLeftClick(event) { return _isButton(event, 0) }
- findElement: function(event, expression) {
- var element = Event.element(event);
- if (!expression) return element;
- var elements = [element].concat(element.ancestors());
- return Selector.findElement(elements, expression, 0);
- },
+ function isMiddleClick(event) { return _isButton(event, 1) }
- pointer: function(event) {
- var docElement = document.documentElement,
- body = document.body || { scrollLeft: 0, scrollTop: 0 };
- return {
- x: event.pageX || (event.clientX +
- (docElement.scrollLeft || body.scrollLeft) -
- (docElement.clientLeft || 0)),
- y: event.pageY || (event.clientY +
- (docElement.scrollTop || body.scrollTop) -
- (docElement.clientTop || 0))
- };
- },
+ function isRightClick(event) { return _isButton(event, 2) }
+
+ function element(event) {
+ event = Event.extend(event);
+
+ var node = event.target, type = event.type,
+ currentTarget = event.currentTarget;
+
+ if (currentTarget && currentTarget.tagName) {
+ if (type === 'load' || type === 'error' ||
+ (type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
+ && currentTarget.type === 'radio'))
+ node = currentTarget;
+ }
+
+ if (node.nodeType == Node.TEXT_NODE)
+ node = node.parentNode;
- pointerX: function(event) { return Event.pointer(event).x },
- pointerY: function(event) { return Event.pointer(event).y },
+ return Element.extend(node);
+ }
- stop: function(event) {
- Event.extend(event);
- event.preventDefault();
- event.stopPropagation();
- event.stopped = true;
+ function findElement(event, expression) {
+ var element = Event.element(event);
+ if (!expression) return element;
+ while (element) {
+ if (Object.isElement(element) && Prototype.Selector.match(element, expression)) {
+ return Element.extend(element);
+ }
+ element = element.parentNode;
}
+ }
+
+ function pointer(event) {
+ return { x: pointerX(event), y: pointerY(event) };
+ }
+
+ function pointerX(event) {
+ var docElement = document.documentElement,
+ body = document.body || { scrollLeft: 0 };
+
+ return event.pageX || (event.clientX +
+ (docElement.scrollLeft || body.scrollLeft) -
+ (docElement.clientLeft || 0));
+ }
+
+ function pointerY(event) {
+ var docElement = document.documentElement,
+ body = document.body || { scrollTop: 0 };
+
+ return event.pageY || (event.clientY +
+ (docElement.scrollTop || body.scrollTop) -
+ (docElement.clientTop || 0));
+ }
+
+
+ function stop(event) {
+ Event.extend(event);
+ event.preventDefault();
+ event.stopPropagation();
+
+ event.stopped = true;
+ }
+
+ Event.Methods = {
+ isLeftClick: isLeftClick,
+ isMiddleClick: isMiddleClick,
+ isRightClick: isRightClick,
+
+ element: element,
+ findElement: findElement,
+
+ pointer: pointer,
+ pointerX: pointerX,
+ pointerY: pointerY,
+
+ stop: stop
};
-})();
-Event.extend = (function() {
+
var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
m[name] = Event.Methods[name].methodize();
return m;
});
if (Prototype.Browser.IE) {
+ function _relatedTarget(event) {
+ var element;
+ switch (event.type) {
+ case 'mouseover': element = event.fromElement; break;
+ case 'mouseout': element = event.toElement; break;
+ default: return null;
+ }
+ return Element.extend(element);
+ }
+
Object.extend(methods, {
stopPropagation: function() { this.cancelBubble = true },
preventDefault: function() { this.returnValue = false },
- inspect: function() { return "[object Event]" }
+ inspect: function() { return '[object Event]' }
});
- return function(event) {
+ Event.extend = function(event, element) {
if (!event) return false;
if (event._extendedByPrototype) return event;
event._extendedByPrototype = Prototype.emptyFunction;
var pointer = Event.pointer(event);
+
Object.extend(event, {
- target: event.srcElement,
- relatedTarget: Event.relatedTarget(event),
+ target: event.srcElement || element,
+ relatedTarget: _relatedTarget(event),
pageX: pointer.x,
pageY: pointer.y
});
+
return Object.extend(event, methods);
};
-
} else {
- Event.prototype = Event.prototype || document.createEvent("HTMLEvents")['__proto__'];
+ Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__;
Object.extend(Event.prototype, methods);
- return Prototype.K;
+ Event.extend = Prototype.K;
}
-})();
-
-Object.extend(Event, (function() {
- var cache = Event.cache;
- function getEventID(element) {
- if (element._prototypeEventID) return element._prototypeEventID[0];
- arguments.callee.id = arguments.callee.id || 1;
- return element._prototypeEventID = [++arguments.callee.id];
- }
+ function _createResponder(element, eventName, handler) {
+ var registry = Element.retrieve(element, 'prototype_event_registry');
- function getDOMEventName(eventName) {
- if (eventName && eventName.include(':')) return "dataavailable";
- return eventName;
- }
+ if (Object.isUndefined(registry)) {
+ CACHE.push(element);
+ registry = Element.retrieve(element, 'prototype_event_registry', $H());
+ }
- function getCacheForID(id) {
- return cache[id] = cache[id] || { };
- }
+ var respondersForEvent = registry.get(eventName);
+ if (Object.isUndefined(respondersForEvent)) {
+ respondersForEvent = [];
+ registry.set(eventName, respondersForEvent);
+ }
- function getWrappersForEventName(id, eventName) {
- var c = getCacheForID(id);
- return c[eventName] = c[eventName] || [];
- }
+ if (respondersForEvent.pluck('handler').include(handler)) return false;
- function createWrapper(element, eventName, handler) {
- var id = getEventID(element);
- var c = getWrappersForEventName(id, eventName);
- if (c.pluck("handler").include(handler)) return false;
+ var responder;
+ if (eventName.include(":")) {
+ responder = function(event) {
+ if (Object.isUndefined(event.eventName))
+ return false;
- var wrapper = function(event) {
- if (!Event || !Event.extend ||
- (event.eventName && event.eventName != eventName))
+ if (event.eventName !== eventName)
return false;
- Event.extend(event);
- handler.call(element, event);
- };
+ Event.extend(event, element);
+ handler.call(element, event);
+ };
+ } else {
+ if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED &&
+ (eventName === "mouseenter" || eventName === "mouseleave")) {
+ if (eventName === "mouseenter" || eventName === "mouseleave") {
+ responder = function(event) {
+ Event.extend(event, element);
+
+ var parent = event.relatedTarget;
+ while (parent && parent !== element) {
+ try { parent = parent.parentNode; }
+ catch(e) { parent = element; }
+ }
- wrapper.handler = handler;
- c.push(wrapper);
- return wrapper;
- }
+ if (parent === element) return;
- function findWrapper(id, eventName, handler) {
- var c = getWrappersForEventName(id, eventName);
- return c.find(function(wrapper) { return wrapper.handler == handler });
- }
+ handler.call(element, event);
+ };
+ }
+ } else {
+ responder = function(event) {
+ Event.extend(event, element);
+ handler.call(element, event);
+ };
+ }
+ }
- function destroyWrapper(id, eventName, handler) {
- var c = getCacheForID(id);
- if (!c[eventName]) return false;
- c[eventName] = c[eventName].without(findWrapper(id, eventName, handler));
+ responder.handler = handler;
+ respondersForEvent.push(responder);
+ return responder;
}
- function destroyCache() {
- for (var id in cache)
- for (var eventName in cache[id])
- cache[id][eventName] = null;
+ function _destroyCache() {
+ for (var i = 0, length = CACHE.length; i < length; i++) {
+ Event.stopObserving(CACHE[i]);
+ CACHE[i] = null;
+ }
}
+ var CACHE = [];
- // Internet Explorer needs to remove event handlers on page unload
- // in order to avoid memory leaks.
- if (window.attachEvent) {
- window.attachEvent("onunload", destroyCache);
- }
+ if (Prototype.Browser.IE)
+ window.attachEvent('onunload', _destroyCache);
- // Safari has a dummy event handler on page unload so that it won't
- // use its bfcache. Safari <= 3.1 has an issue with restoring the "document"
- // object when page is returned to via the back button using its bfcache.
- if (Prototype.Browser.WebKit) {
+ if (Prototype.Browser.WebKit)
window.addEventListener('unload', Prototype.emptyFunction, false);
+
+
+ var _getDOMEventName = Prototype.K,
+ translations = { mouseenter: "mouseover", mouseleave: "mouseout" };
+
+ if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) {
+ _getDOMEventName = function(eventName) {
+ return (translations[eventName] || eventName);
+ };
}
- return {
- observe: function(element, eventName, handler) {
- element = $(element);
- var name = getDOMEventName(eventName);
+ function observe(element, eventName, handler) {
+ element = $(element);
- var wrapper = createWrapper(element, eventName, handler);
- if (!wrapper) return element;
+ var responder = _createResponder(element, eventName, handler);
- if (element.addEventListener) {
- element.addEventListener(name, wrapper, false);
- } else {
- element.attachEvent("on" + name, wrapper);
+ if (!responder) return element;
+
+ if (eventName.include(':')) {
+ if (element.addEventListener)
+ element.addEventListener("dataavailable", responder, false);
+ else {
+ element.attachEvent("ondataavailable", responder);
+ element.attachEvent("onfilterchange", responder);
}
+ } else {
+ var actualEventName = _getDOMEventName(eventName);
+
+ if (element.addEventListener)
+ element.addEventListener(actualEventName, responder, false);
+ else
+ element.attachEvent("on" + actualEventName, responder);
+ }
+
+ return element;
+ }
+
+ function stopObserving(element, eventName, handler) {
+ element = $(element);
+ var registry = Element.retrieve(element, 'prototype_event_registry');
+ if (!registry) return element;
+
+ if (!eventName) {
+ registry.each( function(pair) {
+ var eventName = pair.key;
+ stopObserving(element, eventName);
+ });
return element;
- },
+ }
- stopObserving: function(element, eventName, handler) {
- element = $(element);
- var id = getEventID(element), name = getDOMEventName(eventName);
+ var responders = registry.get(eventName);
+ if (!responders) return element;
- if (!handler && eventName) {
- getWrappersForEventName(id, eventName).each(function(wrapper) {
- element.stopObserving(eventName, wrapper.handler);
- });
- return element;
+ if (!handler) {
+ responders.each(function(r) {
+ stopObserving(element, eventName, r.handler);
+ });
+ return element;
+ }
- } else if (!eventName) {
- Object.keys(getCacheForID(id)).each(function(eventName) {
- element.stopObserving(eventName);
- });
- return element;
+ var responder = responders.find( function(r) { return r.handler === handler; });
+ if (!responder) return element;
+
+ if (eventName.include(':')) {
+ if (element.removeEventListener)
+ element.removeEventListener("dataavailable", responder, false);
+ else {
+ element.detachEvent("ondataavailable", responder);
+ element.detachEvent("onfilterchange", responder);
}
+ } else {
+ var actualEventName = _getDOMEventName(eventName);
+ if (element.removeEventListener)
+ element.removeEventListener(actualEventName, responder, false);
+ else
+ element.detachEvent('on' + actualEventName, responder);
+ }
- var wrapper = findWrapper(id, eventName, handler);
- if (!wrapper) return element;
+ registry.set(eventName, responders.without(responder));
- if (element.removeEventListener) {
- element.removeEventListener(name, wrapper, false);
- } else {
- element.detachEvent("on" + name, wrapper);
- }
+ return element;
+ }
- destroyWrapper(id, eventName, handler);
+ function fire(element, eventName, memo, bubble) {
+ element = $(element);
- return element;
- },
+ if (Object.isUndefined(bubble))
+ bubble = true;
- fire: function(element, eventName, memo) {
- element = $(element);
- if (element == document && document.createEvent && !element.dispatchEvent)
- element = document.documentElement;
+ if (element == document && document.createEvent && !element.dispatchEvent)
+ element = document.documentElement;
- var event;
- if (document.createEvent) {
- event = document.createEvent("HTMLEvents");
- event.initEvent("dataavailable", true, true);
- } else {
- event = document.createEventObject();
- event.eventType = "ondataavailable";
- }
+ var event;
+ if (document.createEvent) {
+ event = document.createEvent('HTMLEvents');
+ event.initEvent('dataavailable', true, true);
+ } else {
+ event = document.createEventObject();
+ event.eventType = bubble ? 'ondataavailable' : 'onfilterchange';
+ }
- event.eventName = eventName;
- event.memo = memo || { };
+ event.eventName = eventName;
+ event.memo = memo || { };
- if (document.createEvent) {
- element.dispatchEvent(event);
- } else {
- element.fireEvent(event.eventType, event);
- }
+ if (document.createEvent)
+ element.dispatchEvent(event);
+ else
+ element.fireEvent(event.eventType, event);
+
+ return Event.extend(event);
+ }
+
+ Event.Handler = Class.create({
+ initialize: function(element, eventName, selector, callback) {
+ this.element = $(element);
+ this.eventName = eventName;
+ this.selector = selector;
+ this.callback = callback;
+ this.handler = this.handleEvent.bind(this);
+ },
+
+ start: function() {
+ Event.observe(this.element, this.eventName, this.handler);
+ return this;
+ },
+
+ stop: function() {
+ Event.stopObserving(this.element, this.eventName, this.handler);
+ return this;
+ },
- return Event.extend(event);
+ handleEvent: function(event) {
+ var element = event.findElement(this.selector);
+ if (element) this.callback.call(this.element, event, element);
}
- };
-})());
+ });
-Object.extend(Event, Event.Methods);
+ function on(element, eventName, selector, callback) {
+ element = $(element);
+ if (Object.isFunction(selector) && Object.isUndefined(callback)) {
+ callback = selector, selector = null;
+ }
-Element.addMethods({
- fire: Event.fire,
- observe: Event.observe,
- stopObserving: Event.stopObserving
-});
+ return new Event.Handler(element, eventName, selector, callback).start();
+ }
-Object.extend(document, {
- fire: Element.Methods.fire.methodize(),
- observe: Element.Methods.observe.methodize(),
- stopObserving: Element.Methods.stopObserving.methodize(),
- loaded: false
-});
+ Object.extend(Event, Event.Methods);
+
+ Object.extend(Event, {
+ fire: fire,
+ observe: observe,
+ stopObserving: stopObserving,
+ on: on
+ });
+
+ Element.addMethods({
+ fire: fire,
+
+ observe: observe,
+
+ stopObserving: stopObserving,
+
+ on: on
+ });
+
+ Object.extend(document, {
+ fire: fire.methodize(),
+
+ observe: observe.methodize(),
+
+ stopObserving: stopObserving.methodize(),
+
+ on: on.methodize(),
+
+ loaded: false
+ });
+
+ if (window.Event) Object.extend(window.Event, Event);
+ else window.Event = Event;
+})();
(function() {
/* Support for the DOMContentLoaded event is based on work by Dan Webb,
- Matthias Miller, Dean Edwards and John Resig. */
+ Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */
var timer;
function fireContentLoadedEvent() {
if (document.loaded) return;
- if (timer) window.clearInterval(timer);
- document.fire("dom:loaded");
+ if (timer) window.clearTimeout(timer);
document.loaded = true;
+ document.fire('dom:loaded');
}
- if (document.addEventListener) {
- if (Prototype.Browser.WebKit) {
- timer = window.setInterval(function() {
- if (/loaded|complete/.test(document.readyState))
- fireContentLoadedEvent();
- }, 0);
-
- Event.observe(window, "load", fireContentLoadedEvent);
+ function checkReadyState() {
+ if (document.readyState === 'complete') {
+ document.stopObserving('readystatechange', checkReadyState);
+ fireContentLoadedEvent();
+ }
+ }
- } else {
- document.addEventListener("DOMContentLoaded",
- fireContentLoadedEvent, false);
+ function pollDoScroll() {
+ try { document.documentElement.doScroll('left'); }
+ catch(e) {
+ timer = pollDoScroll.defer();
+ return;
}
+ fireContentLoadedEvent();
+ }
+ if (document.addEventListener) {
+ document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false);
} else {
- document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>");
- $("__onDOMContentLoaded").onreadystatechange = function() {
- if (this.readyState == "complete") {
- this.onreadystatechange = null;
- fireContentLoadedEvent();
- }
- };
+ document.observe('readystatechange', checkReadyState);
+ if (window == top)
+ timer = pollDoScroll.defer();
}
+
+ Event.observe(window, 'load', fireContentLoadedEvent);
})();
+
+Element.addMethods();
+
/*------------------------------- DEPRECATED -------------------------------*/
Hash.toQueryString = Object.toQueryString;
var $continue = new Error('"throw $continue" is deprecated, use "return" instead');
-// This should be moved to script.aculo.us; notice the deprecated methods
-// further below, that map to the newer Element methods.
var Position = {
- // set to true if needed, warning: firefox performance problems
- // NOT neeeded for page scrolling, only if draggable contained in
- // scrollable elements
includeScrollOffsets: false,
- // must be called before calling withinIncludingScrolloffset, every time the
- // page is scrolled
prepare: function() {
this.deltaX = window.pageXOffset
|| document.documentElement.scrollLeft
|| 0;
},
- // caches x/y coordinate pair to use with overlap
within: function(element, x, y) {
if (this.includeScrollOffsets)
return this.withinIncludingScrolloffsets(element, x, y);
this.xcomp < this.offset[0] + element.offsetWidth);
},
- // within must be called directly before
overlap: function(mode, element) {
if (!mode) return 0;
if (mode == 'vertical')
element.offsetWidth;
},
- // Deprecation layer -- use newer Element methods now (1.5.2).
cumulativeOffset: Element.Methods.cumulativeOffset,
/*--------------------------------------------------------------------------*/
-Element.addMethods();
\ No newline at end of file
+(function() {
+ window.Selector = Class.create({
+ initialize: function(expression) {
+ this.expression = expression.strip();
+ },
+
+ findElements: function(rootElement) {
+ return Prototype.Selector.select(this.expression, rootElement);
+ },
+
+ match: function(element) {
+ return Prototype.Selector.match(element, this.expression);
+ },
+
+ toString: function() {
+ return this.expression;
+ },
+
+ inspect: function() {
+ return "#<Selector: " + this.expression + ">";
+ }
+ });
+
+ Object.extend(Selector, {
+ matchElements: function(elements, expression) {
+ var match = Prototype.Selector.match,
+ results = [];
+
+ for (var i = 0, length = elements.length; i < length; i++) {
+ var element = elements[i];
+ if (match(element, expression)) {
+ results.push(Element.extend(element));
+ }
+ }
+ return results;
+ },
+
+ findElement: function(elements, expression, index) {
+ index = index || 0;
+ var matchIndex = 0, element;
+ for (var i = 0, length = elements.length; i < length; i++) {
+ element = elements[i];
+ if (Prototype.Selector.match(element, expression) && index === matchIndex++) {
+ return Element.extend(element);
+ }
+ }
+ },
+
+ findChildElements: function(element, expressions) {
+ var selector = expressions.toArray().join(', ');
+ return Prototype.Selector.select(selector, element || document);
+ }
+ });
+})();
projects / rails.git / commitdiff