-/* Prototype JavaScript framework, version 1.7
- * (c) 2005-2010 Sam Stephenson
+/* Prototype JavaScript framework, version 1.6.0.3
+ * (c) 2005-2008 Sam Stephenson
*
* Prototype is freely distributable under the terms of an MIT-style license.
* For details, see the Prototype web site: http://www.prototypejs.org/
*--------------------------------------------------------------------------*/
var Prototype = {
+ Version: '1.6.0.3',
- Version: '1.7',
-
- Browser: (function(){
- var ua = navigator.userAgent;
- var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
- return {
- IE: !!window.attachEvent && !isOpera,
- Opera: isOpera,
- WebKit: ua.indexOf('AppleWebKit/') > -1,
- Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1,
- MobileSafari: /Apple.*Mobile/.test(ua)
- }
- })(),
+ Browser: {
+ IE: !!(window.attachEvent &&
+ navigator.userAgent.indexOf('Opera') === -1),
+ Opera: navigator.userAgent.indexOf('Opera') > -1,
+ WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
+ Gecko: navigator.userAgent.indexOf('Gecko') > -1 &&
+ navigator.userAgent.indexOf('KHTML') === -1,
+ MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/)
+ },
BrowserFeatures: {
XPath: !!document.evaluate,
-
SelectorsAPI: !!document.querySelector,
-
- ElementExtensions: (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;
- })()
+ ElementExtensions: !!window.HTMLElement,
+ SpecificElementExtensions:
+ document.createElement('div')['__proto__'] &&
+ document.createElement('div')['__proto__'] !==
+ document.createElement('form')['__proto__']
},
ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
emptyFunction: function() { },
-
K: function(x) { return x }
};
Prototype.BrowserFeatures.SpecificElementExtensions = false;
-var Abstract = { };
-
-
-var Try = {
- these: function() {
- var returnValue;
-
- for (var i = 0, length = arguments.length; i < length; i++) {
- var lambda = arguments[i];
- try {
- returnValue = lambda();
- break;
- } catch (e) { }
- }
-
- return returnValue;
- }
-};
-
/* Based on Alex Arnell's inheritance implementation. */
-
-var Class = (function() {
-
- var IS_DONTENUM_BUGGY = (function(){
- for (var p in { toString: 1 }) {
- if (p === 'toString') return false;
- }
- return true;
- })();
-
- function subclass() {};
- function create() {
+var Class = {
+ create: function() {
var parent = null, properties = $A(arguments);
if (Object.isFunction(properties[0]))
parent = properties.shift();
klass.subclasses = [];
if (parent) {
+ var subclass = function() { };
subclass.prototype = parent.prototype;
klass.prototype = new subclass;
parent.subclasses.push(klass);
}
- for (var i = 0, length = properties.length; i < length; i++)
+ for (var i = 0; i < properties.length; i++)
klass.addMethods(properties[i]);
if (!klass.prototype.initialize)
klass.prototype.initialize = Prototype.emptyFunction;
klass.prototype.constructor = klass;
+
return klass;
}
+};
- function addMethods(source) {
- var ancestor = this.superclass && this.superclass.prototype,
- properties = Object.keys(source);
+Class.Methods = {
+ addMethods: function(source) {
+ var ancestor = this.superclass && this.superclass.prototype;
+ var properties = Object.keys(source);
- if (IS_DONTENUM_BUGGY) {
- if (source.toString != Object.prototype.toString)
- properties.push("toString");
- if (source.valueOf != Object.prototype.valueOf)
- properties.push("valueOf");
- }
+ if (!Object.keys({ toString: true }).length)
+ properties.push("toString", "valueOf");
for (var i = 0, length = properties.length; i < length; i++) {
var property = properties[i], value = source[property];
if (ancestor && Object.isFunction(value) &&
- value.argumentNames()[0] == "$super") {
+ value.argumentNames().first() == "$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;
}
+};
- return {
- create: create,
- Methods: {
- addMethods: addMethods
- }
- };
-})();
-(function() {
-
- var _toString = Object.prototype.toString,
- NULL_TYPE = 'Null',
- UNDEFINED_TYPE = 'Undefined',
- BOOLEAN_TYPE = 'Boolean',
- NUMBER_TYPE = 'Number',
- STRING_TYPE = 'String',
- OBJECT_TYPE = 'Object',
- FUNCTION_CLASS = '[object Function]',
- BOOLEAN_CLASS = '[object Boolean]',
- NUMBER_CLASS = '[object Number]',
- STRING_CLASS = '[object String]',
- ARRAY_CLASS = '[object Array]',
- DATE_CLASS = '[object Date]',
- NATIVE_JSON_STRINGIFY_SUPPORT = window.JSON &&
- typeof JSON.stringify === 'function' &&
- JSON.stringify(0) === '0' &&
- typeof JSON.stringify(Prototype.K) === 'undefined';
-
- function Type(o) {
- switch(o) {
- case null: return NULL_TYPE;
- case (void 0): return UNDEFINED_TYPE;
- }
- var type = typeof o;
- switch(type) {
- case 'boolean': return BOOLEAN_TYPE;
- case 'number': return NUMBER_TYPE;
- case 'string': return STRING_TYPE;
- }
- return OBJECT_TYPE;
- }
+var Abstract = { };
- function extend(destination, source) {
- for (var property in source)
- destination[property] = source[property];
- return destination;
- }
+Object.extend = function(destination, source) {
+ for (var property in source)
+ destination[property] = source[property];
+ return destination;
+};
- function inspect(object) {
+Object.extend(Object, {
+ inspect: function(object) {
try {
- if (isUndefined(object)) return 'undefined';
+ if (Object.isUndefined(object)) return 'undefined';
if (object === null) return 'null';
return object.inspect ? object.inspect() : String(object);
} catch (e) {
if (e instanceof RangeError) return '...';
throw e;
}
- }
-
- function toJSON(value) {
- return Str('', { '': value }, []);
- }
-
- function Str(key, holder, stack) {
- var value = holder[key],
- type = typeof value;
-
- if (Type(value) === OBJECT_TYPE && typeof value.toJSON === 'function') {
- value = value.toJSON(key);
- }
-
- var _class = _toString.call(value);
-
- switch (_class) {
- case NUMBER_CLASS:
- case BOOLEAN_CLASS:
- case STRING_CLASS:
- value = value.valueOf();
- }
+ },
- switch (value) {
- case null: return 'null';
- case true: return 'true';
- case false: return 'false';
+ toJSON: function(object) {
+ var type = typeof object;
+ switch (type) {
+ case 'undefined':
+ case 'function':
+ case 'unknown': return;
+ case 'boolean': return object.toString();
}
- 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);
+ if (object === null) return 'null';
+ if (object.toJSON) return object.toJSON();
+ if (Object.isElement(object)) return;
- 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;
+ var results = [];
+ for (var property in object) {
+ var value = Object.toJSON(object[property]);
+ if (!Object.isUndefined(value))
+ results.push(property.toJSON() + ': ' + value);
}
- }
- function stringify(object) {
- return JSON.stringify(object);
- }
+ return '{' + results.join(', ') + '}';
+ },
- function toQueryString(object) {
+ toQueryString: function(object) {
return $H(object).toQueryString();
- }
+ },
- function toHTML(object) {
+ toHTML: function(object) {
return object && object.toHTML ? object.toHTML() : String.interpret(object);
- }
+ },
- function keys(object) {
- if (Type(object) !== OBJECT_TYPE) { throw new TypeError(); }
- var results = [];
- for (var property in object) {
- if (object.hasOwnProperty(property)) {
- results.push(property);
- }
- }
- return results;
- }
+ keys: function(object) {
+ var keys = [];
+ for (var property in object)
+ keys.push(property);
+ return keys;
+ },
- function values(object) {
- var results = [];
+ values: function(object) {
+ var values = [];
for (var property in object)
- results.push(object[property]);
- return results;
- }
+ values.push(object[property]);
+ return values;
+ },
- function clone(object) {
- return extend({ }, object);
- }
+ clone: function(object) {
+ return Object.extend({ }, object);
+ },
- function isElement(object) {
+ isElement: function(object) {
return !!(object && object.nodeType == 1);
- }
-
- function isArray(object) {
- return _toString.call(object) === ARRAY_CLASS;
- }
-
- var hasNativeIsArray = (typeof Array.isArray == 'function')
- && Array.isArray([]) && !Array.isArray({});
+ },
- if (hasNativeIsArray) {
- isArray = Array.isArray;
- }
+ isArray: function(object) {
+ return object != null && typeof object == "object" &&
+ 'splice' in object && 'join' in object;
+ },
- function isHash(object) {
+ isHash: function(object) {
return object instanceof Hash;
- }
-
- function isFunction(object) {
- return _toString.call(object) === FUNCTION_CLASS;
- }
-
- function isString(object) {
- return _toString.call(object) === STRING_CLASS;
- }
-
- function isNumber(object) {
- return _toString.call(object) === NUMBER_CLASS;
- }
-
- function isDate(object) {
- return _toString.call(object) === DATE_CLASS;
- }
+ },
- function isUndefined(object) {
- return typeof object === "undefined";
- }
+ isFunction: function(object) {
+ return typeof object == "function";
+ },
- extend(Object, {
- extend: extend,
- inspect: inspect,
- toJSON: NATIVE_JSON_STRINGIFY_SUPPORT ? stringify : toJSON,
- toQueryString: toQueryString,
- toHTML: toHTML,
- keys: Object.keys || keys,
- values: values,
- clone: clone,
- isElement: isElement,
- isArray: isArray,
- isHash: isHash,
- isFunction: isFunction,
- isString: isString,
- isNumber: isNumber,
- isDate: isDate,
- isUndefined: isUndefined
- });
-})();
-Object.extend(Function.prototype, (function() {
- var slice = Array.prototype.slice;
+ isString: function(object) {
+ return typeof object == "string";
+ },
- function update(array, args) {
- var arrayLength = array.length, length = args.length;
- while (length--) array[arrayLength + length] = args[length];
- return array;
- }
+ isNumber: function(object) {
+ return typeof object == "number";
+ },
- function merge(array, args) {
- array = slice.call(array, 0);
- return update(array, args);
+ isUndefined: function(object) {
+ return typeof object == "undefined";
}
+});
- function argumentNames() {
- var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
- .replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
+Object.extend(Function.prototype, {
+ argumentNames: function() {
+ var names = this.toString().match(/^[\s\(]*function[^(]*\(([^\)]*)\)/)[1]
.replace(/\s+/g, '').split(',');
return names.length == 1 && !names[0] ? [] : names;
- }
+ },
- function bind(context) {
+ bind: function() {
if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
- var __method = this, args = slice.call(arguments, 1);
+ var __method = this, args = $A(arguments), object = args.shift();
return function() {
- var a = merge(args, arguments);
- return __method.apply(context, a);
+ return __method.apply(object, args.concat($A(arguments)));
}
- }
+ },
- function bindAsEventListener(context) {
- var __method = this, args = slice.call(arguments, 1);
+ bindAsEventListener: function() {
+ var __method = this, args = $A(arguments), object = args.shift();
return function(event) {
- var a = update([event || window.event], args);
- return __method.apply(context, a);
+ return __method.apply(object, [event || window.event].concat(args));
}
- }
+ },
- function curry() {
+ curry: function() {
if (!arguments.length) return this;
- var __method = this, args = slice.call(arguments, 0);
+ var __method = this, args = $A(arguments);
return function() {
- var a = merge(args, arguments);
- return __method.apply(this, a);
+ return __method.apply(this, args.concat($A(arguments)));
}
- }
+ },
- function delay(timeout) {
- var __method = this, args = slice.call(arguments, 1);
- timeout = timeout * 1000;
+ delay: function() {
+ var __method = this, args = $A(arguments), timeout = args.shift() * 1000;
return window.setTimeout(function() {
return __method.apply(__method, args);
}, timeout);
- }
+ },
- function defer() {
- var args = update([0.01], arguments);
+ defer: function() {
+ var args = [0.01].concat($A(arguments));
return this.delay.apply(this, args);
- }
+ },
- function wrap(wrapper) {
+ wrap: function(wrapper) {
var __method = this;
return function() {
- var a = update([__method.bind(this)], arguments);
- return wrapper.apply(this, a);
+ return wrapper.apply(this, [__method.bind(this)].concat($A(arguments)));
}
- }
+ },
- function methodize() {
+ methodize: function() {
if (this._methodized) return this._methodized;
var __method = this;
return this._methodized = function() {
- var a = update([this], arguments);
- return __method.apply(null, a);
+ return __method.apply(null, [this].concat($A(arguments)));
};
}
+});
- return {
- argumentNames: argumentNames,
- bind: bind,
- bindAsEventListener: bindAsEventListener,
- curry: curry,
- delay: delay,
- defer: defer,
- wrap: wrap,
- methodize: methodize
- }
-})());
-
-
-
-(function(proto) {
-
+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"';
+};
- 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';
- }
+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) { }
+ }
- function toJSON() {
- return this.toISOString();
+ return returnValue;
}
-
- 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, (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) {
+Object.extend(String.prototype, {
+ gsub: function(pattern, replacement) {
var result = '', source = this, match;
- replacement = prepareReplacement(replacement);
-
- if (Object.isString(pattern))
- pattern = RegExp.escape(pattern);
-
- if (!(pattern.length || pattern.source)) {
- replacement = replacement('');
- return replacement + source.split('').join(replacement) + replacement;
- }
+ replacement = arguments.callee.prepareReplacement(replacement);
while (source.length > 0) {
if (match = source.match(pattern)) {
}
}
return result;
- }
+ },
- function sub(pattern, replacement, count) {
- replacement = prepareReplacement(replacement);
+ sub: function(pattern, replacement, count) {
+ replacement = this.gsub.prepareReplacement(replacement);
count = Object.isUndefined(count) ? 1 : count;
return this.gsub(pattern, function(match) {
if (--count < 0) return match[0];
return replacement(match);
});
- }
+ },
- function scan(pattern, iterator) {
+ scan: function(pattern, iterator) {
this.gsub(pattern, iterator);
return String(this);
- }
+ },
- function truncate(length, truncation) {
+ truncate: function(length, truncation) {
length = length || 30;
truncation = Object.isUndefined(truncation) ? '...' : truncation;
return this.length > length ?
this.slice(0, length - truncation.length) + truncation : String(this);
- }
+ },
- function strip() {
+ strip: function() {
return this.replace(/^\s+/, '').replace(/\s+$/, '');
- }
+ },
- function stripTags() {
- return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi, '');
- }
+ stripTags: function() {
+ return this.replace(/<\/?[^>]+>/gi, '');
+ },
- function stripScripts() {
+ stripScripts: function() {
return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
- }
+ },
- function extractScripts() {
- var matchAll = new RegExp(Prototype.ScriptFragment, 'img'),
- matchOne = new RegExp(Prototype.ScriptFragment, 'im');
+ extractScripts: function() {
+ var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
+ var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
return (this.match(matchAll) || []).map(function(scriptTag) {
return (scriptTag.match(matchOne) || ['', ''])[1];
});
- }
+ },
- function evalScripts() {
+ evalScripts: function() {
return this.extractScripts().map(function(script) { return eval(script) });
- }
-
- function escapeHTML() {
- return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
- }
+ },
- function unescapeHTML() {
- return this.stripTags().replace(/</g,'<').replace(/>/g,'>').replace(/&/g,'&');
- }
+ escapeHTML: function() {
+ var self = arguments.callee;
+ self.text.data = this;
+ return self.div.innerHTML;
+ },
+ unescapeHTML: function() {
+ var div = new Element('div');
+ div.innerHTML = this.stripTags();
+ return div.childNodes[0] ? (div.childNodes.length > 1 ?
+ $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
+ div.childNodes[0].nodeValue) : '';
+ },
- function toQueryParams(separator) {
+ toQueryParams: function(separator) {
var match = this.strip().match(/([^?#]*)(#.*)?$/);
if (!match) return { };
return match[1].split(separator || '&').inject({ }, function(hash, pair) {
if ((pair = pair.split('='))[0]) {
- var key = decodeURIComponent(pair.shift()),
- value = pair.length > 1 ? pair.join('=') : pair[0];
-
+ var key = decodeURIComponent(pair.shift());
+ var value = pair.length > 1 ? pair.join('=') : pair[0];
if (value != undefined) value = decodeURIComponent(value);
if (key in hash) {
}
return hash;
});
- }
+ },
- function toArray() {
+ toArray: function() {
return this.split('');
- }
+ },
- function succ() {
+ succ: function() {
return this.slice(0, this.length - 1) +
String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
- }
+ },
- function times(count) {
+ times: function(count) {
return count < 1 ? '' : new Array(count + 1).join(this);
- }
+ },
- function camelize() {
- return this.replace(/-+(.)?/g, function(match, chr) {
- return chr ? chr.toUpperCase() : '';
- });
- }
+ camelize: function() {
+ var parts = this.split('-'), len = parts.length;
+ if (len == 1) return parts[0];
- function capitalize() {
+ var camelized = this.charAt(0) == '-'
+ ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
+ : parts[0];
+
+ for (var i = 1; i < len; i++)
+ camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);
+
+ return camelized;
+ },
+
+ capitalize: function() {
return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
- }
+ },
- 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();
- }
+ 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 dasherize() {
- return this.replace(/_/g, '-');
- }
+ dasherize: function() {
+ return this.gsub(/_/,'-');
+ },
- 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);
+ inspect: function(useDoubleQuotes) {
+ var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) {
+ var character = String.specialChar[match[0]];
+ return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16);
});
if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
return "'" + escapedString.replace(/'/g, '\\\'') + "'";
- }
+ },
- function unfilterJSON(filter) {
- return this.replace(filter || Prototype.JSONFilter, '$1');
- }
+ toJSON: function() {
+ return this.inspect(true);
+ },
+
+ unfilterJSON: function(filter) {
+ return this.sub(filter || Prototype.JSONFilter, '#{1}');
+ },
- function isJSON() {
+ isJSON: function() {
var str = this;
if (str.blank()) return false;
- str = str.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@');
- str = str.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']');
- str = str.replace(/(?:^|:|,)(?:\s*\[)+/g, '');
- return (/^[\],:{}\s]*$/).test(str);
- }
+ str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
+ return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
+ },
- function evalJSON(sanitize) {
- var json = this.unfilterJSON(),
- cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
- if (cx.test(json)) {
- json = json.replace(cx, function (a) {
- return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
- });
- }
+ evalJSON: function(sanitize) {
+ var json = this.unfilterJSON();
try {
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
} catch (e) { }
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
- }
-
- function parseJSON() {
- var json = this.unfilterJSON();
- return JSON.parse(json);
- }
+ },
- function include(pattern) {
+ include: function(pattern) {
return this.indexOf(pattern) > -1;
- }
+ },
- function startsWith(pattern) {
- return this.lastIndexOf(pattern, 0) === 0;
- }
+ startsWith: function(pattern) {
+ return this.indexOf(pattern) === 0;
+ },
- function endsWith(pattern) {
+ endsWith: function(pattern) {
var d = this.length - pattern.length;
- return d >= 0 && this.indexOf(pattern, d) === d;
- }
+ return d >= 0 && this.lastIndexOf(pattern) === d;
+ },
- function empty() {
+ empty: function() {
return this == '';
- }
+ },
- function blank() {
+ blank: function() {
return /^\s*$/.test(this);
- }
+ },
- function interpolate(object, pattern) {
+ interpolate: function(object, pattern) {
return new Template(this, pattern).evaluate(object);
}
+});
- return {
- gsub: gsub,
- sub: sub,
- scan: scan,
- truncate: truncate,
- strip: String.prototype.trim || strip,
- stripTags: stripTags,
- stripScripts: stripScripts,
- extractScripts: extractScripts,
- evalScripts: evalScripts,
- escapeHTML: escapeHTML,
- unescapeHTML: unescapeHTML,
- toQueryParams: toQueryParams,
- parseQuery: toQueryParams,
- toArray: toArray,
- succ: succ,
- times: times,
- camelize: camelize,
- capitalize: capitalize,
- underscore: underscore,
- dasherize: dasherize,
- inspect: inspect,
- unfilterJSON: unfilterJSON,
- isJSON: isJSON,
- evalJSON: NATIVE_JSON_PARSE_SUPPORT ? parseJSON : evalJSON,
- include: include,
- startsWith: startsWith,
- endsWith: endsWith,
- empty: empty,
- blank: blank,
- interpolate: interpolate
- };
-})());
+if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
+ escapeHTML: function() {
+ return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
+ },
+ unescapeHTML: function() {
+ return this.stripTags().replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
+ }
+});
+
+String.prototype.gsub.prepareReplacement = function(replacement) {
+ if (Object.isFunction(replacement)) return replacement;
+ var template = new Template(replacement);
+ return function(match) { return template.evaluate(match) };
+};
+
+String.prototype.parseQuery = String.prototype.toQueryParams;
+
+Object.extend(String.prototype.escapeHTML, {
+ div: document.createElement('div'),
+ text: document.createTextNode('')
+});
+
+String.prototype.escapeHTML.div.appendChild(String.prototype.escapeHTML.text);
var Template = Class.create({
initialize: function(template, pattern) {
},
evaluate: function(object) {
- if (object && Object.isFunction(object.toTemplateReplacements))
+ if (Object.isFunction(object.toTemplateReplacements))
object = object.toTemplateReplacements();
return this.template.gsub(this.pattern, function(match) {
- if (object == null) return (match[1] + '');
+ if (object == null) return '';
var before = match[1] || '';
if (before == '\\') return match[2];
- var ctx = object, expr = match[3],
- pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
-
+ var ctx = object, expr = match[3];
+ var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
match = pattern.exec(expr);
if (match == null) return before;
while (match != null) {
- var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1];
+ var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1];
ctx = ctx[comp];
if (null == ctx || '' == match[3]) break;
expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
var $break = { };
-var Enumerable = (function() {
- function each(iterator, context) {
+var Enumerable = {
+ each: function(iterator, context) {
var index = 0;
try {
this._each(function(value) {
if (e != $break) throw e;
}
return this;
- }
+ },
- function eachSlice(number, iterator, context) {
+ eachSlice: function(number, iterator, context) {
var index = -number, slices = [], array = this.toArray();
if (number < 1) return array;
while ((index += number) < array.length)
slices.push(array.slice(index, index+number));
return slices.collect(iterator, context);
- }
+ },
- function all(iterator, context) {
+ all: function(iterator, context) {
iterator = iterator || Prototype.K;
var result = true;
this.each(function(value, index) {
if (!result) throw $break;
});
return result;
- }
+ },
- function any(iterator, context) {
+ any: function(iterator, context) {
iterator = iterator || Prototype.K;
var result = false;
this.each(function(value, index) {
throw $break;
});
return result;
- }
+ },
- function collect(iterator, context) {
+ collect: function(iterator, context) {
iterator = iterator || Prototype.K;
var results = [];
this.each(function(value, index) {
results.push(iterator.call(context, value, index));
});
return results;
- }
+ },
- function detect(iterator, context) {
+ detect: function(iterator, context) {
var result;
this.each(function(value, index) {
if (iterator.call(context, value, index)) {
}
});
return result;
- }
+ },
- function findAll(iterator, context) {
+ findAll: function(iterator, context) {
var results = [];
this.each(function(value, index) {
if (iterator.call(context, value, index))
results.push(value);
});
return results;
- }
+ },
- function grep(filter, iterator, context) {
+ grep: function(filter, iterator, context) {
iterator = iterator || Prototype.K;
var results = [];
if (Object.isString(filter))
- filter = new RegExp(RegExp.escape(filter));
+ filter = new RegExp(filter);
this.each(function(value, index) {
if (filter.match(value))
results.push(iterator.call(context, value, index));
});
return results;
- }
+ },
- function include(object) {
+ include: function(object) {
if (Object.isFunction(this.indexOf))
if (this.indexOf(object) != -1) return true;
}
});
return found;
- }
+ },
- function inGroupsOf(number, fillWith) {
+ inGroupsOf: function(number, fillWith) {
fillWith = Object.isUndefined(fillWith) ? null : fillWith;
return this.eachSlice(number, function(slice) {
while(slice.length < number) slice.push(fillWith);
return slice;
});
- }
+ },
- function inject(memo, iterator, context) {
+ inject: function(memo, iterator, context) {
this.each(function(value, index) {
memo = iterator.call(context, memo, value, index);
});
return memo;
- }
+ },
- function invoke(method) {
+ invoke: function(method) {
var args = $A(arguments).slice(1);
return this.map(function(value) {
return value[method].apply(value, args);
});
- }
+ },
- function max(iterator, context) {
+ max: function(iterator, context) {
iterator = iterator || Prototype.K;
var result;
this.each(function(value, index) {
result = value;
});
return result;
- }
+ },
- function min(iterator, context) {
+ min: function(iterator, context) {
iterator = iterator || Prototype.K;
var result;
this.each(function(value, index) {
result = value;
});
return result;
- }
+ },
- function partition(iterator, context) {
+ partition: function(iterator, context) {
iterator = iterator || Prototype.K;
var trues = [], falses = [];
this.each(function(value, index) {
trues : falses).push(value);
});
return [trues, falses];
- }
+ },
- function pluck(property) {
+ pluck: function(property) {
var results = [];
this.each(function(value) {
results.push(value[property]);
});
return results;
- }
+ },
- function reject(iterator, context) {
+ reject: function(iterator, context) {
var results = [];
this.each(function(value, index) {
if (!iterator.call(context, value, index))
results.push(value);
});
return results;
- }
+ },
- function sortBy(iterator, context) {
+ sortBy: function(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');
- }
+ },
- function toArray() {
+ toArray: function() {
return this.map();
- }
+ },
- function zip() {
+ zip: function() {
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));
});
- }
+ },
- function size() {
+ size: function() {
return this.toArray().length;
- }
+ },
- function inspect() {
+ inspect: function() {
return '#<Enumerable:' + this.toArray().inspect() + '>';
}
+};
-
-
-
-
-
-
-
-
- return {
- each: each,
- eachSlice: eachSlice,
- all: all,
- every: all,
- any: any,
- some: any,
- collect: collect,
- map: collect,
- detect: detect,
- findAll: findAll,
- select: findAll,
- filter: findAll,
- grep: grep,
- include: include,
- member: include,
- inGroupsOf: inGroupsOf,
- inject: inject,
- invoke: invoke,
- max: max,
- min: min,
- partition: partition,
- pluck: pluck,
- reject: reject,
- sortBy: sortBy,
- toArray: toArray,
- entries: toArray,
- zip: zip,
- size: size,
- inspect: inspect,
- find: detect
- };
-})();
-
+Object.extend(Enumerable, {
+ map: Enumerable.collect,
+ find: Enumerable.detect,
+ select: Enumerable.findAll,
+ filter: Enumerable.findAll,
+ member: Enumerable.include,
+ entries: Enumerable.toArray,
+ every: Enumerable.all,
+ some: Enumerable.any
+});
function $A(iterable) {
if (!iterable) return [];
- if ('toArray' in Object(iterable)) return iterable.toArray();
+ if (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+/) : [];
+if (Prototype.Browser.WebKit) {
+ $A = function(iterable) {
+ if (!iterable) return [];
+ // In Safari, only use the `toArray` method if it's not a NodeList.
+ // A NodeList is a function, has an function `item` property, and a numeric
+ // `length` property. Adapted from Google Doctype.
+ if (!(typeof iterable === 'function' && typeof iterable.length ===
+ 'number' && typeof iterable.item === 'function') && iterable.toArray)
+ return iterable.toArray();
+ var length = iterable.length || 0, results = new Array(length);
+ while (length--) results[length] = iterable[length];
+ return results;
+ };
}
Array.from = $A;
+Object.extend(Array.prototype, Enumerable);
-(function() {
- var arrayProto = Array.prototype,
- slice = arrayProto.slice,
- _each = arrayProto.forEach; // use native browser JS 1.6 implementation if available
+if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse;
- function each(iterator, context) {
- for (var i = 0, length = this.length >>> 0; i < length; i++) {
- if (i in this) iterator.call(context, this[i], i, this);
- }
- }
- if (!_each) _each = each;
+Object.extend(Array.prototype, {
+ _each: function(iterator) {
+ for (var i = 0, length = this.length; i < length; i++)
+ iterator(this[i]);
+ },
- function clear() {
+ clear: function() {
this.length = 0;
return this;
- }
+ },
- function first() {
+ first: function() {
return this[0];
- }
+ },
- function last() {
+ last: function() {
return this[this.length - 1];
- }
+ },
- function compact() {
+ compact: function() {
return this.select(function(value) {
return value != null;
});
- }
+ },
- function flatten() {
+ flatten: function() {
return this.inject([], function(array, value) {
- if (Object.isArray(value))
- return array.concat(value.flatten());
- array.push(value);
- return array;
+ return array.concat(Object.isArray(value) ?
+ value.flatten() : [value]);
});
- }
+ },
- function without() {
- var values = slice.call(arguments, 0);
+ without: function() {
+ var values = $A(arguments);
return this.select(function(value) {
return !values.include(value);
});
- }
+ },
- function reverse(inline) {
- return (inline === false ? this.toArray() : this)._reverse();
- }
+ reverse: function(inline) {
+ return (inline !== false ? this : this.toArray())._reverse();
+ },
+
+ reduce: function() {
+ return this.length > 1 ? this : this[0];
+ },
- function uniq(sorted) {
+ uniq: function(sorted) {
return this.inject([], function(array, value, index) {
if (0 == index || (sorted ? array.last() != value : !array.include(value)))
array.push(value);
return array;
});
- }
+ },
- function intersect(array) {
+ intersect: function(array) {
return this.uniq().findAll(function(item) {
return array.detect(function(value) { return item === value });
});
- }
-
+ },
- function clone() {
- return slice.call(this, 0);
- }
+ clone: function() {
+ return [].concat(this);
+ },
- function size() {
+ size: function() {
return this.length;
- }
+ },
- function inspect() {
+ inspect: function() {
return '[' + this.map(Object.inspect).join(', ') + ']';
- }
+ },
- function indexOf(item, i) {
- i || (i = 0);
- var length = this.length;
- if (i < 0) i = length + i;
- for (; i < length; i++)
- if (this[i] === item) return i;
- return -1;
+ toJSON: function() {
+ var results = [];
+ this.each(function(object) {
+ var value = Object.toJSON(object);
+ if (!Object.isUndefined(value)) results.push(value);
+ });
+ return '[' + results.join(', ') + ']';
}
+});
- 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;
- }
+// use native browser JS 1.6 implementation if available
+if (Object.isFunction(Array.prototype.forEach))
+ Array.prototype._each = Array.prototype.forEach;
+
+if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) {
+ i || (i = 0);
+ var length = this.length;
+ if (i < 0) i = length + i;
+ for (; i < length; i++)
+ if (this[i] === item) return i;
+ return -1;
+};
+
+if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) {
+ i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
+ var n = this.slice(0, i).reverse().indexOf(item);
+ return (n < 0) ? n : i - n - 1;
+};
+
+Array.prototype.toArray = Array.prototype.clone;
+
+function $w(string) {
+ if (!Object.isString(string)) return [];
+ string = string.strip();
+ return string ? string.split(/\s+/) : [];
+}
- function concat() {
- var array = slice.call(this, 0), item;
+if (Prototype.Browser.Opera){
+ Array.prototype.concat = function() {
+ var array = [];
+ for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
for (var i = 0, length = arguments.length; i < length; i++) {
- item = arguments[i];
- if (Object.isArray(item) && !('callee' in item)) {
- for (var j = 0, arrayLength = item.length; j < arrayLength; j++)
- array.push(item[j]);
+ if (Object.isArray(arguments[i])) {
+ for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
+ array.push(arguments[i][j]);
} else {
- array.push(item);
+ array.push(arguments[i]);
}
}
return array;
- }
+ };
+}
+Object.extend(Number.prototype, {
+ toColorPart: function() {
+ return this.toPaddedString(2, 16);
+ },
- 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
- });
+ succ: function() {
+ return this + 1;
+ },
+
+ times: function(iterator, context) {
+ $R(0, this, true).each(iterator, context);
+ return this;
+ },
- var CONCAT_ARGUMENTS_BUGGY = (function() {
- return [].concat(arguments)[0][0] !== 1;
- })(1,2)
+ toPaddedString: function(length, radix) {
+ var string = this.toString(radix || 10);
+ return '0'.times(length - string.length) + string;
+ },
- if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat;
+ toJSON: function() {
+ return isFinite(this) ? this.toString() : 'null';
+ }
+});
- if (!arrayProto.indexOf) arrayProto.indexOf = indexOf;
- if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf;
-})();
+$w('abs round ceil floor').each(function(method){
+ Number.prototype[method] = Math[method].methodize();
+});
function $H(object) {
return new Hash(object);
};
var Hash = Class.create(Enumerable, (function() {
- function initialize(object) {
- this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
- }
-
- function _each(iterator) {
- for (var key in this._object) {
- var value = this._object[key], pair = [key, value];
- pair.key = key;
- pair.value = value;
- iterator(pair);
- }
+ function toQueryPair(key, value) {
+ if (Object.isUndefined(value)) return key;
+ return key + '=' + encodeURIComponent(String.interpret(value));
}
- function set(key, value) {
- return this._object[key] = value;
- }
+ return {
+ initialize: function(object) {
+ this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
+ },
- function get(key) {
- if (this._object[key] !== Object.prototype[key])
- return this._object[key];
- }
+ _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 unset(key) {
- var value = this._object[key];
- delete this._object[key];
- return value;
- }
+ set: function(key, value) {
+ return this._object[key] = value;
+ },
- function toObject() {
- return Object.clone(this._object);
- }
+ get: function(key) {
+ // simulating poorly supported hasOwnProperty
+ if (this._object[key] !== Object.prototype[key])
+ return this._object[key];
+ },
+ unset: function(key) {
+ var value = this._object[key];
+ delete this._object[key];
+ return value;
+ },
+ toObject: function() {
+ return Object.clone(this._object);
+ },
- function keys() {
- return this.pluck('key');
- }
+ keys: function() {
+ return this.pluck('key');
+ },
- function values() {
- return this.pluck('value');
- }
+ values: function() {
+ return this.pluck('value');
+ },
- function index(value) {
- var match = this.detect(function(pair) {
- return pair.value === value;
- });
- return match && match.key;
- }
+ index: function(value) {
+ var match = this.detect(function(pair) {
+ return pair.value === value;
+ });
+ return match && match.key;
+ },
- function merge(object) {
- return this.clone().update(object);
- }
+ merge: function(object) {
+ return this.clone().update(object);
+ },
- function update(object) {
- return new Hash(object).inject(this, function(result, pair) {
- result.set(pair.key, pair.value);
- return result;
- });
- }
+ update: function(object) {
+ return new Hash(object).inject(this, function(result, pair) {
+ result.set(pair.key, pair.value);
+ return result;
+ });
+ },
- function toQueryPair(key, value) {
- if (Object.isUndefined(value)) return key;
- return key + '=' + encodeURIComponent(String.interpret(value));
- }
+ toQueryString: function() {
+ return this.inject([], function(results, pair) {
+ var key = encodeURIComponent(pair.key), values = pair.value;
- function toQueryString() {
- return this.inject([], function(results, pair) {
- var key = encodeURIComponent(pair.key), values = pair.value;
+ if (values && typeof values == 'object') {
+ if (Object.isArray(values))
+ return results.concat(values.map(toQueryPair.curry(key)));
+ } else results.push(toQueryPair(key, values));
+ return results;
+ }).join('&');
+ },
- if (values && typeof values == 'object') {
- if (Object.isArray(values)) {
- var queryValues = [];
- for (var i = 0, len = values.length, value; i < len; i++) {
- value = values[i];
- queryValues.push(toQueryPair(key, value));
- }
- return results.concat(queryValues);
- }
- } else results.push(toQueryPair(key, values));
- return results;
- }).join('&');
- }
+ inspect: function() {
+ return '#<Hash:{' + this.map(function(pair) {
+ return pair.map(Object.inspect).join(': ');
+ }).join(', ') + '}>';
+ },
- function inspect() {
- return '#<Hash:{' + this.map(function(pair) {
- return pair.map(Object.inspect).join(': ');
- }).join(', ') + '}>';
- }
+ toJSON: function() {
+ return Object.toJSON(this.toObject());
+ },
- function clone() {
- return new Hash(this);
+ clone: function() {
+ 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;
-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) {
+var ObjectRange = Class.create(Enumerable, {
+ initialize: function(start, end, exclusive) {
this.start = start;
this.end = end;
this.exclusive = exclusive;
- }
+ },
- function _each(iterator) {
+ _each: function(iterator) {
var value = this.start;
while (this.include(value)) {
iterator(value);
value = value.succ();
}
- }
+ },
- function include(value) {
+ include: function(value) {
if (value < this.start)
return false;
if (this.exclusive)
return value < this.end;
return value <= this.end;
}
+});
- return {
- initialize: initialize,
- _each: _each,
- include: include
- };
-})());
-
-
+var $R = function(start, end, exclusive) {
+ return new ObjectRange(start, end, exclusive);
+};
var Ajax = {
getTransport: function() {
onCreate: function() { Ajax.activeRequestCount++ },
onComplete: function() { Ajax.activeRequestCount-- }
});
+
Ajax.Base = Class.create({
initialize: function(options) {
this.options = {
this.options.method = this.options.method.toLowerCase();
- if (Object.isHash(this.options.parameters))
+ if (Object.isString(this.options.parameters))
+ this.options.parameters = this.options.parameters.toQueryParams();
+ else if (Object.isHash(this.options.parameters))
this.options.parameters = this.options.parameters.toObject();
}
});
+
Ajax.Request = Class.create(Ajax.Base, {
_complete: false,
request: function(url) {
this.url = url;
this.method = this.options.method;
- var params = Object.isString(this.options.parameters) ?
- this.options.parameters :
- Object.toQueryString(this.options.parameters);
+ var params = Object.clone(this.options.parameters);
if (!['get', 'post'].include(this.method)) {
- params += (params ? '&' : '') + "_method=" + this.method;
+ // simulate other verbs over post
+ params['_method'] = this.method;
this.method = 'post';
}
- if (params && this.method === 'get') {
- this.url += (this.url.include('?') ? '&' : '?') + params;
- }
+ this.parameters = params;
- this.parameters = params.toQueryParams();
+ if (params = Object.toQueryString(params)) {
+ // when GET, append parameters to URL
+ if (this.method == 'get')
+ this.url += (this.url.include('?') ? '&' : '?') + params;
+ else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
+ params += '&_=';
+ }
try {
var response = new Ajax.Response(this);
headers['Connection'] = 'close';
}
+ // user-defined headers
if (typeof this.options.requestHeaders == 'object') {
var extras = this.options.requestHeaders;
success: function() {
var status = this.getStatus();
- return !status || (status >= 200 && status < 300) || status == 304;
+ return !status || (status >= 200 && status < 300);
},
getStatus: function() {
try {
- if (this.transport.status === 1223) return 204;
return this.transport.status || 0;
} catch (e) { return 0 }
},
}
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 (!Node) var Node = { };
+if (!window.Node) var Node = { };
if (!Node.ELEMENT_NODE) {
+ // DOM level 2 ECMAScript Language Binding
Object.extend(Node, {
ELEMENT_NODE: 1,
ATTRIBUTE_NODE: 2,
});
}
-
-
-(function(global) {
- function shouldUseCache(tagName, attributes) {
- if (tagName === 'select') return false;
- if ('type' in attributes) return false;
- return true;
- }
-
- var HAS_EXTENDED_CREATE_ELEMENT_SYNTAX = (function(){
- try {
- var el = document.createElement('<input name="x">');
- return el.tagName.toLowerCase() === 'input' && el.name === 'x';
- }
- catch(err) {
- return false;
- }
- })();
-
- var element = global.Element;
-
- global.Element = function(tagName, attributes) {
+(function() {
+ var element = this.Element;
+ this.Element = function(tagName, attributes) {
attributes = attributes || { };
tagName = tagName.toLowerCase();
var cache = Element.cache;
-
- if (HAS_EXTENDED_CREATE_ELEMENT_SYNTAX && attributes.name) {
+ if (Prototype.Browser.IE && attributes.name) {
tagName = '<' + tagName + ' name="' + attributes.name + '">';
delete attributes.name;
return Element.writeAttribute(document.createElement(tagName), attributes);
}
-
if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
-
- var node = shouldUseCache(tagName, attributes) ?
- cache[tagName].cloneNode(false) : document.createElement(tagName);
-
- return Element.writeAttribute(node, attributes);
+ 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 = { };
-Element._purgeElement = function(element) {
- var uid = element._prototypeUID;
- if (uid) {
- Element.stopObserving(element);
- element._prototypeUID = void 0;
- delete Element.Storage[uid];
- }
-}
-
Element.Methods = {
visible: function(element) {
return $(element).style.display != 'none';
return element;
},
- update: (function(){
-
- var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){
- var el = document.createElement("select"),
- isBuggy = true;
- el.innerHTML = "<option value=\"test\">test</option>";
- if (el.options && el.options[0]) {
- isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION";
- }
- el = null;
- return isBuggy;
- })();
-
- var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){
- try {
- var el = document.createElement("table");
- if (el && el.tBodies) {
- el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>";
- var isBuggy = typeof el.tBodies[0] == "undefined";
- el = null;
- return isBuggy;
- }
- } catch (e) {
- return true;
- }
- })();
-
- var LINK_ELEMENT_INNERHTML_BUGGY = (function() {
- try {
- var el = document.createElement('div');
- el.innerHTML = "<link>";
- var isBuggy = (el.childNodes.length === 0);
- el = null;
- return isBuggy;
- } catch(e) {
- return true;
- }
- })();
-
- var ANY_INNERHTML_BUGGY = SELECT_ELEMENT_INNERHTML_BUGGY ||
- TABLE_ELEMENT_INNERHTML_BUGGY || LINK_ELEMENT_INNERHTML_BUGGY;
-
- var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () {
- var s = document.createElement("script"),
- isBuggy = false;
- try {
- s.appendChild(document.createTextNode(""));
- isBuggy = !s.firstChild ||
- s.firstChild && s.firstChild.nodeType !== 3;
- } catch (e) {
- isBuggy = true;
- }
- s = null;
- return isBuggy;
- })();
-
-
- function update(element, content) {
- element = $(element);
- var purgeElement = Element._purgeElement;
-
- var descendants = element.getElementsByTagName('*'),
- i = descendants.length;
- while (i--) purgeElement(descendants[i]);
-
- if (content && content.toElement)
- content = content.toElement();
-
- if (Object.isElement(content))
- return element.update().insert(content);
-
- content = Object.toHTML(content);
-
- var tagName = element.tagName.toUpperCase();
-
- if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) {
- element.text = content;
- return element;
- }
-
- if (ANY_INNERHTML_BUGGY) {
- if (tagName in Element._insertionTranslations.tags) {
- while (element.firstChild) {
- element.removeChild(element.firstChild);
- }
- Element._getContentFromAnonymousElement(tagName, content.stripScripts())
- .each(function(node) {
- element.appendChild(node)
- });
- } else if (LINK_ELEMENT_INNERHTML_BUGGY && Object.isString(content) && content.indexOf('<link') > -1) {
- while (element.firstChild) {
- element.removeChild(element.firstChild);
- }
- var nodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts(), true);
- nodes.each(function(node) { element.appendChild(node) });
- }
- else {
- element.innerHTML = content.stripScripts();
- }
- }
- else {
- element.innerHTML = content.stripScripts();
- }
-
- content.evalScripts.bind(content).defer();
- return element;
- }
-
- return update;
- })(),
+ update: function(element, content) {
+ element = $(element);
+ if (content && content.toElement) content = content.toElement();
+ if (Object.isElement(content)) return element.update().insert(content);
+ content = Object.toHTML(content);
+ element.innerHTML = content.stripScripts();
+ content.evalScripts.bind(content).defer();
+ return element;
+ },
replace: function(element, content) {
element = $(element);
element = $(element);
var result = '<' + element.tagName.toLowerCase();
$H({'id': 'id', 'className': 'class'}).each(function(pair) {
- var property = pair.first(),
- attribute = pair.last(),
- value = (element[property] || '').toString();
+ var property = pair.first(), attribute = pair.last();
+ var value = (element[property] || '').toString();
if (value) result += ' ' + attribute + '=' + value.inspect(true);
});
return result + '>';
},
- recursivelyCollect: function(element, property, maximumLength) {
+ recursivelyCollect: function(element, property) {
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(element, 'parentNode');
+ return $(element).recursivelyCollect('parentNode');
},
descendants: function(element) {
- return Element.select(element, "*");
+ return $(element).select("*");
},
firstDescendant: function(element) {
},
immediateDescendants: function(element) {
- var results = [], child = $(element).firstChild;
- while (child) {
- if (child.nodeType === 1) {
- results.push(Element.extend(child));
- }
- child = child.nextSibling;
- }
- return results;
+ if (!(element = $(element).firstChild)) return [];
+ while (element && element.nodeType != 1) element = element.nextSibling;
+ if (element) return [element].concat($(element).nextSiblings());
+ return [];
},
- previousSiblings: function(element, maximumLength) {
- return Element.recursivelyCollect(element, 'previousSibling');
+ previousSiblings: function(element) {
+ return $(element).recursivelyCollect('previousSibling');
},
nextSiblings: function(element) {
- return Element.recursivelyCollect(element, 'nextSibling');
+ return $(element).recursivelyCollect('nextSibling');
},
siblings: function(element) {
element = $(element);
- return Element.previousSiblings(element).reverse()
- .concat(Element.nextSiblings(element));
+ return element.previousSiblings().reverse().concat(element.nextSiblings());
},
match: function(element, selector) {
- element = $(element);
if (Object.isString(selector))
- return Prototype.Selector.match(element, selector);
- return selector.match(element);
+ selector = new Selector(selector);
+ return selector.match($(element));
},
up: function(element, expression, index) {
element = $(element);
if (arguments.length == 1) return $(element.parentNode);
- var ancestors = Element.ancestors(element);
+ var ancestors = element.ancestors();
return Object.isNumber(expression) ? ancestors[expression] :
- Prototype.Selector.find(ancestors, expression, index);
+ Selector.findElement(ancestors, expression, index);
},
down: function(element, expression, index) {
element = $(element);
- if (arguments.length == 1) return Element.firstDescendant(element);
- return Object.isNumber(expression) ? Element.descendants(element)[expression] :
+ if (arguments.length == 1) return element.firstDescendant();
+ return Object.isNumber(expression) ? element.descendants()[expression] :
Element.select(element, expression)[index || 0];
},
previous: function(element, expression, index) {
element = $(element);
- if (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];
- }
+ if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
+ var previousSiblings = element.previousSiblings();
+ return Object.isNumber(expression) ? previousSiblings[expression] :
+ Selector.findElement(previousSiblings, expression, index);
},
next: function(element, expression, index) {
element = $(element);
- if (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];
- }
+ if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
+ var nextSiblings = element.nextSiblings();
+ return Object.isNumber(expression) ? nextSiblings[expression] :
+ Selector.findElement(nextSiblings, expression, index);
},
-
- select: function(element) {
- element = $(element);
- var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
- return Prototype.Selector.select(expressions, element);
+ select: function() {
+ var args = $A(arguments), element = $(args.shift());
+ return Selector.findChildElements(element, args);
},
- adjacent: function(element) {
- element = $(element);
- var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
- return Prototype.Selector.select(expressions, element.parentNode).without(element);
+ adjacent: function() {
+ var args = $A(arguments), element = $(args.shift());
+ return Selector.findChildElements(element.parentNode, args).without(element);
},
identify: function(element) {
element = $(element);
- var id = Element.readAttribute(element, 'id');
+ var id = element.readAttribute('id'), self = arguments.callee;
if (id) return id;
- do { id = 'anonymous_element_' + Element.idCounter++ } while ($(id));
- Element.writeAttribute(element, 'id', id);
+ do { id = 'anonymous_element_' + self.counter++ } while ($(id));
+ element.writeAttribute('id', id);
return id;
},
},
getHeight: function(element) {
- return Element.getDimensions(element).height;
+ return $(element).getDimensions().height;
},
getWidth: function(element) {
- return Element.getDimensions(element).width;
+ return $(element).getDimensions().width;
},
classNames: function(element) {
addClassName: function(element, className) {
if (!(element = $(element))) return;
- if (!Element.hasClassName(element, className))
+ if (!element.hasClassName(className))
element.className += (element.className ? ' ' : '') + className;
return element;
},
toggleClassName: function(element, className) {
if (!(element = $(element))) return;
- return Element[Element.hasClassName(element, className) ?
- 'removeClassName' : 'addClassName'](element, className);
+ return element[element.hasClassName(className) ?
+ 'removeClassName' : 'addClassName'](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(element);
+ var pos = element.cumulativeOffset();
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;
return element;
},
+ cumulativeOffset: function(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ } while (element);
+ return Element._returnOffset(valueL, valueT);
+ },
+
+ positionedOffset: function(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ if (element) {
+ if (element.tagName.toUpperCase() == 'BODY') break;
+ var p = Element.getStyle(element, 'position');
+ if (p !== 'static') break;
+ }
+ } while (element);
+ return Element._returnOffset(valueL, valueT);
+ },
+
+ absolutize: function(element) {
+ element = $(element);
+ if (element.getStyle('position') == 'absolute') return element;
+ // Position.prepare(); // To be done manually by Scripty when it needs it.
+
+ var offsets = element.positionedOffset();
+ var top = offsets[1];
+ var left = offsets[0];
+ var width = element.clientWidth;
+ var height = element.clientHeight;
+
+ element._originalLeft = left - parseFloat(element.style.left || 0);
+ element._originalTop = top - parseFloat(element.style.top || 0);
+ element._originalWidth = element.style.width;
+ element._originalHeight = element.style.height;
+
+ element.style.position = 'absolute';
+ element.style.top = top + 'px';
+ element.style.left = left + 'px';
+ element.style.width = width + 'px';
+ element.style.height = height + 'px';
+ return element;
+ },
+
+ relativize: function(element) {
+ element = $(element);
+ if (element.getStyle('position') == 'relative') return element;
+ // Position.prepare(); // To be done manually by Scripty when it needs it.
+
+ element.style.position = 'relative';
+ var top = parseFloat(element.style.top || 0) - (element._originalTop || 0);
+ var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
+
+ element.style.top = top + 'px';
+ element.style.left = left + 'px';
+ element.style.height = element._originalHeight;
+ element.style.width = element._originalWidth;
+ return element;
+ },
+
+ cumulativeScrollOffset: function(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.scrollTop || 0;
+ valueL += element.scrollLeft || 0;
+ element = element.parentNode;
+ } while (element);
+ return Element._returnOffset(valueL, valueT);
+ },
+
+ getOffsetParent: function(element) {
+ if (element.offsetParent) return $(element.offsetParent);
+ if (element == document.body) return $(element);
+
+ while ((element = element.parentNode) && element != document.body)
+ if (Element.getStyle(element, 'position') != 'static')
+ return $(element);
+
+ return $(document.body);
+ },
+
+ viewportOffset: function(forElement) {
+ var valueT = 0, valueL = 0;
+
+ var element = forElement;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+
+ // Safari fix
+ if (element.offsetParent == document.body &&
+ Element.getStyle(element, 'position') == 'absolute') break;
+
+ } while (element = element.offsetParent);
+
+ element = forElement;
+ do {
+ if (!Prototype.Browser.Opera || (element.tagName && (element.tagName.toUpperCase() == 'BODY'))) {
+ valueT -= element.scrollTop || 0;
+ valueL -= element.scrollLeft || 0;
+ }
+ } while (element = element.parentNode);
+
+ return Element._returnOffset(valueL, valueT);
+ },
+
clonePosition: function(element, source) {
var options = Object.extend({
setLeft: true,
offsetLeft: 0
}, arguments[2] || { });
+ // find page position of source
source = $(source);
- var p = Element.viewportOffset(source), delta = [0, 0], parent = null;
+ var p = source.viewportOffset();
+ // find coordinate system to use
element = $(element);
-
+ var delta = [0, 0];
+ var parent = null;
+ // delta [0,0] will do fine with position: fixed elements,
+ // position:absolute needs offsetParent deltas
if (Element.getStyle(element, 'position') == 'absolute') {
- parent = Element.getOffsetParent(element);
- delta = Element.viewportOffset(parent);
+ parent = element.getOffsetParent();
+ delta = parent.viewportOffset();
}
+ // correct by body offsets (fixes Safari)
if (parent == document.body) {
delta[0] -= document.body.offsetLeft;
delta[1] -= document.body.offsetTop;
}
+ // set position
if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
if (options.setWidth) element.style.width = source.offsetWidth + 'px';
}
};
+Element.Methods.identify.counter = 1;
+
Object.extend(Element.Methods, {
getElementsBySelector: Element.Methods.select,
-
childElements: Element.Methods.immediateDescendants
});
Element.Methods.getStyle = Element.Methods.getStyle.wrap(
function(proceed, element, style) {
switch (style) {
+ case 'left': case 'top': case 'right': case 'bottom':
+ if (proceed(element, 'position') === 'static') return null;
case 'height': case 'width':
+ // returns '0px' for hidden elements; we want it to return null
if (!Element.visible(element)) return null;
+ // returns the border-box dimensions rather than the content-box
+ // dimensions, so we subtract padding and borders from the value
var dim = parseInt(proceed(element, style), 10);
if (dim !== element['offset' + style.capitalize()])
}
else if (Prototype.Browser.IE) {
+ // IE doesn't report offsets correctly for static elements, so we change them
+ // to "relative" to get the values, then change them back.
+ Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
+ function(proceed, element) {
+ element = $(element);
+ // IE throws an error if element is not in document
+ try { element.offsetParent }
+ catch(e) { return $(document.body) }
+ var position = element.getStyle('position');
+ if (position !== 'static') return proceed(element);
+ element.setStyle({ position: 'relative' });
+ var value = proceed(element);
+ element.setStyle({ position: position });
+ return value;
+ }
+ );
+
+ $w('positionedOffset viewportOffset').each(function(method) {
+ Element.Methods[method] = Element.Methods[method].wrap(
+ function(proceed, element) {
+ element = $(element);
+ try { element.offsetParent }
+ catch(e) { return Element._returnOffset(0,0) }
+ var position = element.getStyle('position');
+ if (position !== 'static') return proceed(element);
+ // Trigger hasLayout on the offset parent so that IE6 reports
+ // accurate offsetTop and offsetLeft values for position: fixed.
+ var offsetParent = element.getOffsetParent();
+ if (offsetParent && offsetParent.getStyle('position') === 'fixed')
+ offsetParent.setStyle({ zoom: 1 });
+ element.setStyle({ position: 'relative' });
+ var value = proceed(element);
+ element.setStyle({ position: position });
+ return value;
+ }
+ );
+ });
+
+ Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap(
+ function(proceed, element) {
+ try { element.offsetParent }
+ catch(e) { return Element._returnOffset(0,0) }
+ return proceed(element);
+ }
+ );
+
Element.Methods.getStyle = function(element, style) {
element = $(element);
style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
return element;
};
- Element._attributeTranslations = (function(){
-
- var classProp = 'className',
- forProp = 'for',
- el = document.createElement('div');
-
- el.setAttribute(classProp, 'x');
-
- if (el.className !== 'x') {
- el.setAttribute('class', 'x');
- if (el.className === 'x') {
- classProp = 'class';
- }
- }
- el = null;
-
- el = document.createElement('label');
- el.setAttribute(forProp, 'x');
- if (el.htmlFor !== 'x') {
- el.setAttribute('htmlFor', 'x');
- if (el.htmlFor === 'x') {
- forProp = 'htmlFor';
- }
- }
- el = null;
-
- return {
- read: {
- names: {
- 'class': classProp,
- 'className': classProp,
- 'for': forProp,
- 'htmlFor': forProp
+ Element._attributeTranslations = {
+ read: {
+ names: {
+ 'class': 'className',
+ 'for': 'htmlFor'
+ },
+ values: {
+ _getAttr: function(element, attribute) {
+ return element.getAttribute(attribute, 2);
},
- 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;
- }
+ _getAttrNode: function(element, attribute) {
+ var node = element.getAttributeNode(attribute);
+ return node ? node.value : "";
+ },
+ _getEv: function(element, attribute) {
+ attribute = element.getAttribute(attribute);
+ return attribute ? attribute.toString().slice(23, -2) : null;
+ },
+ _flag: function(element, attribute) {
+ return $(element).hasAttribute(attribute) ? attribute : null;
+ },
+ style: function(element) {
+ return element.style.cssText.toLowerCase();
+ },
+ title: function(element) {
+ return element.title;
}
}
}
- })();
+ };
Element._attributeTranslations.write = {
names: Object.extend({
(function(v) {
Object.extend(v, {
- href: v._getAttr2,
- src: v._getAttr2,
+ href: v._getAttr,
+ src: v._getAttr,
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 {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ if (element.offsetParent == document.body)
+ if (Element.getStyle(element, 'position') == 'absolute') break;
+
+ element = element.offsetParent;
+ } while (element);
+
+ return Element._returnOffset(valueL, valueT);
+ };
+}
+
+if (Prototype.Browser.IE || Prototype.Browser.Opera) {
+ // IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements
+ Element.Methods.update = function(element, content) {
+ element = $(element);
+
+ if (content && content.toElement) content = content.toElement();
+ if (Object.isElement(content)) return element.update().insert(content);
+
+ content = Object.toHTML(content);
+ var tagName = element.tagName.toUpperCase();
+
+ if (tagName in Element._insertionTranslations.tags) {
+ $A(element.childNodes).each(function(node) { element.removeChild(node) });
+ Element._getContentFromAnonymousElement(tagName, content.stripScripts())
+ .each(function(node) { element.appendChild(node) });
+ }
+ else element.innerHTML = content.stripScripts();
+
+ content.evalScripts.bind(content).defer();
+ return element;
+ };
}
-if ('outerHTML' in document.documentElement) {
+if ('outerHTML' in document.createElement('div')) {
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(),
- fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
+ var nextSibling = element.next();
+ var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
parent.removeChild(element);
if (nextSibling)
fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
return result;
};
-Element._getContentFromAnonymousElement = function(tagName, html, force) {
- var div = new Element('div'),
- t = Element._insertionTranslations.tags[tagName];
-
- var workaround = false;
- if (t) workaround = true;
- else if (force) {
- workaround = true;
- t = ['', '', 0];
- }
-
- if (workaround) {
- div.innerHTML = ' ' + t[0] + html + t[1];
- div.removeChild(div.firstChild);
- for (var i = t[2]; i--; ) {
- div = div.firstChild;
- }
- }
- else {
- div.innerHTML = html;
- }
+Element._getContentFromAnonymousElement = function(tagName, html) {
+ var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
+ if (t) {
+ div.innerHTML = t[0] + html + t[1];
+ t[2].times(function() { div = div.firstChild });
+ } else div.innerHTML = html;
return $A(div.childNodes);
};
};
(function() {
- var tags = Element._insertionTranslations.tags;
- Object.extend(tags, {
- THEAD: tags.TBODY,
- TFOOT: tags.TBODY,
- TH: tags.TD
+ Object.extend(this.tags, {
+ THEAD: this.tags.TBODY,
+ TFOOT: this.tags.TBODY,
+ TH: this.tags.TD
});
-})();
+}).call(Element._insertionTranslations);
Element.Methods.Simulated = {
hasAttribute: function(element, attribute) {
Object.extend(Element, Element.Methods);
-(function(div) {
-
- if (!Prototype.BrowserFeatures.ElementExtensions && div['__proto__']) {
- window.HTMLElement = { };
- window.HTMLElement.prototype = div['__proto__'];
- Prototype.BrowserFeatures.ElementExtensions = true;
- }
-
- div = null;
-
-})(document.createElement('div'));
+if (!Prototype.BrowserFeatures.ElementExtensions &&
+ document.createElement('div')['__proto__']) {
+ window.HTMLElement = { };
+ window.HTMLElement.prototype = document.createElement('div')['__proto__'];
+ Prototype.BrowserFeatures.ElementExtensions = true;
+}
Element.extend = (function() {
-
- function checkDeficiency(tagName) {
- if (typeof window.Element != 'undefined') {
- var proto = window.Element.prototype;
- if (proto) {
- var id = '_' + (Math.random()+'').slice(2),
- el = document.createElement(tagName);
- proto[id] = 'x';
- var isBuggy = (el[id] !== 'x');
- delete proto[id];
- el = null;
- return isBuggy;
- }
- }
- return false;
- }
-
- function extendElementWith(element, methods) {
- for (var property in methods) {
- var value = methods[property];
- if (Object.isFunction(value) && !(property in element))
- element[property] = value.methodize();
- }
- }
-
- var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY = checkDeficiency('object');
-
- if (Prototype.BrowserFeatures.SpecificElementExtensions) {
- if (HTMLOBJECTELEMENT_PROTOTYPE_BUGGY) {
- return function(element) {
- if (element && typeof element._extendedByPrototype == 'undefined') {
- var t = element.tagName;
- if (t && (/^(?:object|applet|embed)$/i.test(t))) {
- extendElementWith(element, Element.Methods);
- extendElementWith(element, Element.Methods.Simulated);
- extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]);
- }
- }
- return element;
- }
- }
+ if (Prototype.BrowserFeatures.SpecificElementExtensions)
return Prototype.K;
- }
var Methods = { }, ByTag = Element.Methods.ByTag;
var extend = Object.extend(function(element) {
- if (!element || typeof element._extendedByPrototype != 'undefined' ||
+ if (!element || element._extendedByPrototype ||
element.nodeType != 1 || element == window) return element;
var methods = Object.clone(Methods),
- tagName = element.tagName.toUpperCase();
+ tagName = element.tagName.toUpperCase(), property, value;
+ // extend methods for specific tags
if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
- extendElementWith(element, methods);
+ for (property in methods) {
+ value = methods[property];
+ if (Object.isFunction(value) && !(property in element))
+ element[property] = value.methodize();
+ }
element._extendedByPrototype = Prototype.emptyFunction;
return element;
}, {
refresh: function() {
+ // extend methods for all tags (Safari doesn't need this)
if (!Prototype.BrowserFeatures.ElementExtensions) {
Object.extend(Methods, Element.Methods);
Object.extend(Methods, Element.Methods.Simulated);
return extend;
})();
-if (document.documentElement.hasAttribute) {
- Element.hasAttribute = function(element, attribute) {
- return element.hasAttribute(attribute);
- };
-}
-else {
- Element.hasAttribute = Element.Methods.Simulated.hasAttribute;
-}
+Element.hasAttribute = function(element, attribute) {
+ if (element.hasAttribute) return element.hasAttribute(attribute);
+ return Element.Methods.Simulated.hasAttribute(element, attribute);
+};
Element.addMethods = function(methods) {
var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
"FORM": Object.clone(Form.Methods),
"INPUT": Object.clone(Form.Element.Methods),
"SELECT": Object.clone(Form.Element.Methods),
- "TEXTAREA": Object.clone(Form.Element.Methods),
- "BUTTON": Object.clone(Form.Element.Methods)
+ "TEXTAREA": Object.clone(Form.Element.Methods)
});
}
klass = 'HTML' + tagName.capitalize() + 'Element';
if (window[klass]) return window[klass];
- var element = document.createElement(tagName),
- proto = element['__proto__'] || element.constructor.prototype;
-
- element = null;
- return proto;
+ window[klass] = { };
+ window[klass].prototype = document.createElement(tagName)['__proto__'];
+ return window[klass];
}
- var elementPrototype = window.HTMLElement ? HTMLElement.prototype :
- Element.prototype;
-
if (F.ElementExtensions) {
- copy(Element.Methods, elementPrototype);
- copy(Element.Methods.Simulated, elementPrototype, true);
+ copy(Element.Methods, HTMLElement.prototype);
+ copy(Element.Methods.Simulated, HTMLElement.prototype, true);
}
if (F.SpecificElementExtensions) {
Element.cache = { };
};
-
document.viewport = {
-
getDimensions: function() {
- return { width: this.getWidth(), height: this.getHeight() };
- },
-
- getScrollOffsets: function() {
- return Element._returnOffset(
- window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
- window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
- }
-};
-
-(function(viewport) {
- var B = Prototype.Browser, doc = document, element, property = {};
-
- function getRootElement() {
- if (B.WebKit && !doc.evaluate)
- return document;
-
- if (B.Opera && window.parseFloat(window.opera.version()) < 9.5)
- return document.body;
-
- return document.documentElement;
- }
-
- function define(D) {
- if (!element) element = getRootElement();
-
- property[D] = 'client' + D;
-
- viewport['get' + D] = function() { return element[property[D]] };
- return viewport['get' + D]();
- }
-
- viewport.getWidth = define.curry('Width');
-
- viewport.getHeight = define.curry('Height');
-})(document.viewport);
-
-
-Element.Storage = {
- UID: 1
-};
-
-Element.addMethods({
- getStorage: function(element) {
- if (!(element = $(element))) return;
-
- var uid;
- if (element === window) {
- uid = 0;
- } else {
- if (typeof element._prototypeUID === "undefined")
- element._prototypeUID = Element.Storage.UID++;
- uid = element._prototypeUID;
- }
-
- if (!Element.Storage[uid])
- Element.Storage[uid] = $H();
-
- return Element.Storage[uid];
- },
-
- store: function(element, key, value) {
- if (!(element = $(element))) return;
-
- if (arguments.length === 2) {
- Element.getStorage(element).update(key);
- } else {
- Element.getStorage(element).set(key, value);
- }
-
- return element;
- },
-
- retrieve: function(element, key, defaultValue) {
- if (!(element = $(element))) return;
- var hash = Element.getStorage(element), value = hash.get(key);
-
- if (Object.isUndefined(value)) {
- hash.set(key, defaultValue);
- value = defaultValue;
- }
-
- return value;
- },
-
- clone: function(element, deep) {
- if (!(element = $(element))) return;
- var clone = element.cloneNode(deep);
- clone._prototypeUID = void 0;
- if (deep) {
- var descendants = Element.select(clone, '*'),
- i = descendants.length;
- while (i--) {
- descendants[i]._prototypeUID = void 0;
- }
- }
- return Element.extend(clone);
- },
-
- purge: function(element) {
- if (!(element = $(element))) return;
- var purgeElement = Element._purgeElement;
-
- purgeElement(element);
-
- var descendants = element.getElementsByTagName('*'),
- i = descendants.length;
-
- while (i--) purgeElement(descendants[i]);
-
- return null;
- }
-});
-
-(function() {
-
- function toDecimal(pctString) {
- var match = pctString.match(/^(\d+)%?$/i);
- if (!match) return null;
- return (Number(match[1]) / 100);
- }
-
- function getPixelValue(value, property, context) {
- var element = null;
- if (Object.isElement(value)) {
- element = value;
- value = element.getStyle(property);
- }
-
- if (value === null) {
- return null;
- }
-
- if ((/^(?:-)?\d+(\.\d+)?(px)?$/i).test(value)) {
- return window.parseFloat(value);
- }
-
- var isPercentage = value.include('%'), isViewport = (context === document.viewport);
-
- if (/\d/.test(value) && element && element.runtimeStyle && !(isPercentage && isViewport)) {
- var style = element.style.left, rStyle = element.runtimeStyle.left;
- element.runtimeStyle.left = element.currentStyle.left;
- element.style.left = value || 0;
- value = element.style.pixelLeft;
- element.style.left = style;
- element.runtimeStyle.left = rStyle;
-
- return value;
- }
-
- if (element && isPercentage) {
- context = context || element.parentNode;
- var decimal = toDecimal(value);
- var whole = null;
- var position = element.getStyle('position');
-
- var isHorizontal = property.include('left') || property.include('right') ||
- property.include('width');
-
- var isVertical = property.include('top') || property.include('bottom') ||
- property.include('height');
-
- if (context === document.viewport) {
- if (isHorizontal) {
- whole = document.viewport.getWidth();
- } else if (isVertical) {
- whole = document.viewport.getHeight();
- }
- } else {
- if (isHorizontal) {
- whole = $(context).measure('width');
- } else if (isVertical) {
- whole = $(context).measure('height');
- }
- }
-
- return (whole === null) ? 0 : whole * decimal;
- }
-
- return 0;
- }
-
- function toCSSPixels(number) {
- if (Object.isString(number) && number.endsWith('px')) {
- return number;
- }
- return number + 'px';
- }
-
- function isDisplayed(element) {
- var originalElement = element;
- while (element && element.parentNode) {
- var display = element.getStyle('display');
- if (display === 'none') {
- return false;
- }
- element = $(element.parentNode);
- }
- return true;
- }
-
- var hasLayout = Prototype.K;
- if ('currentStyle' in document.documentElement) {
- hasLayout = function(element) {
- if (!element.currentStyle.hasLayout) {
- element.style.zoom = 1;
- }
- return element;
- };
- }
-
- function cssNameFor(key) {
- if (key.include('border')) key = key + '-width';
- return key.camelize();
- }
-
- Element.Layout = Class.create(Hash, {
- initialize: function($super, element, preCompute) {
- $super();
- this.element = $(element);
-
- Element.Layout.PROPERTIES.each( function(property) {
- this._set(property, null);
- }, this);
-
- if (preCompute) {
- this._preComputing = true;
- this._begin();
- Element.Layout.PROPERTIES.each( this._compute, this );
- this._end();
- this._preComputing = false;
- }
- },
-
- _set: function(property, value) {
- return Hash.prototype.set.call(this, property, value);
- },
-
- set: function(property, value) {
- throw "Properties of Element.Layout are read-only.";
- },
-
- get: function($super, property) {
- var value = $super(property);
- return value === null ? this._compute(property) : value;
- },
-
- _begin: function() {
- if (this._prepared) return;
-
- var element = this.element;
- if (isDisplayed(element)) {
- this._prepared = true;
- return;
- }
-
- var originalStyles = {
- position: element.style.position || '',
- width: element.style.width || '',
- visibility: element.style.visibility || '',
- display: element.style.display || ''
- };
-
- element.store('prototype_original_styles', originalStyles);
-
- var position = element.getStyle('position'),
- width = element.getStyle('width');
-
- if (width === "0px" || width === null) {
- element.style.display = 'block';
- width = element.getStyle('width');
- }
-
- var context = (position === 'fixed') ? document.viewport :
- element.parentNode;
-
- element.setStyle({
- position: 'absolute',
- visibility: 'hidden',
- display: 'block'
- });
-
- var positionedWidth = element.getStyle('width');
-
- var newWidth;
- if (width && (positionedWidth === width)) {
- newWidth = getPixelValue(element, 'width', context);
- } else if (position === 'absolute' || position === 'fixed') {
- newWidth = getPixelValue(element, 'width', context);
- } else {
- var parent = element.parentNode, pLayout = $(parent).getLayout();
-
- newWidth = pLayout.get('width') -
- this.get('margin-left') -
- this.get('border-left') -
- this.get('padding-left') -
- this.get('padding-right') -
- this.get('border-right') -
- this.get('margin-right');
- }
-
- element.setStyle({ width: newWidth + 'px' });
-
- this._prepared = true;
- },
-
- _end: function() {
- var element = this.element;
- var originalStyles = element.retrieve('prototype_original_styles');
- element.store('prototype_original_styles', null);
- element.setStyle(originalStyles);
- this._prepared = false;
- },
-
- _compute: function(property) {
- var COMPUTATIONS = Element.Layout.COMPUTATIONS;
- if (!(property in COMPUTATIONS)) {
- throw "Property not found.";
- }
-
- return this._set(property, COMPUTATIONS[property].call(this, this.element));
- },
-
- toObject: function() {
- var args = $A(arguments);
- var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
- args.join(' ').split(' ');
- var obj = {};
- keys.each( function(key) {
- if (!Element.Layout.PROPERTIES.include(key)) return;
- var value = this.get(key);
- if (value != null) obj[key] = value;
- }, this);
- return obj;
- },
-
- toHash: function() {
- var obj = this.toObject.apply(this, arguments);
- return new Hash(obj);
- },
-
- toCSS: function() {
- var args = $A(arguments);
- var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
- args.join(' ').split(' ');
- var css = {};
-
- keys.each( function(key) {
- if (!Element.Layout.PROPERTIES.include(key)) return;
- if (Element.Layout.COMPOSITE_PROPERTIES.include(key)) return;
-
- var value = this.get(key);
- if (value != null) css[cssNameFor(key)] = value + 'px';
- }, this);
- return css;
- },
-
- inspect: function() {
- return "#<Element.Layout>";
- }
- });
-
- Object.extend(Element.Layout, {
- PROPERTIES: $w('height width top left right bottom border-left border-right border-top border-bottom padding-left padding-right padding-top padding-bottom margin-top margin-bottom margin-left margin-right padding-box-width padding-box-height border-box-width border-box-height margin-box-width margin-box-height'),
-
- COMPOSITE_PROPERTIES: $w('padding-box-width padding-box-height margin-box-width margin-box-height border-box-width border-box-height'),
-
- COMPUTATIONS: {
- 'height': function(element) {
- if (!this._preComputing) this._begin();
-
- var bHeight = this.get('border-box-height');
- if (bHeight <= 0) {
- if (!this._preComputing) this._end();
- return 0;
- }
-
- var bTop = this.get('border-top'),
- bBottom = this.get('border-bottom');
-
- var pTop = this.get('padding-top'),
- pBottom = this.get('padding-bottom');
-
- if (!this._preComputing) this._end();
-
- return bHeight - bTop - bBottom - pTop - pBottom;
- },
-
- 'width': function(element) {
- if (!this._preComputing) this._begin();
-
- var bWidth = this.get('border-box-width');
- if (bWidth <= 0) {
- if (!this._preComputing) this._end();
- return 0;
- }
-
- var bLeft = this.get('border-left'),
- bRight = this.get('border-right');
-
- var pLeft = this.get('padding-left'),
- pRight = this.get('padding-right');
-
- if (!this._preComputing) this._end();
-
- return bWidth - bLeft - bRight - pLeft - pRight;
- },
-
- 'padding-box-height': function(element) {
- var height = this.get('height'),
- pTop = this.get('padding-top'),
- pBottom = this.get('padding-bottom');
-
- return height + pTop + pBottom;
- },
-
- 'padding-box-width': function(element) {
- var width = this.get('width'),
- pLeft = this.get('padding-left'),
- pRight = this.get('padding-right');
-
- return width + pLeft + pRight;
- },
-
- 'border-box-height': function(element) {
- if (!this._preComputing) this._begin();
- var height = element.offsetHeight;
- if (!this._preComputing) this._end();
- return height;
- },
-
- 'border-box-width': function(element) {
- if (!this._preComputing) this._begin();
- var width = element.offsetWidth;
- if (!this._preComputing) this._end();
- return width;
- },
-
- 'margin-box-height': function(element) {
- var bHeight = this.get('border-box-height'),
- mTop = this.get('margin-top'),
- mBottom = this.get('margin-bottom');
-
- if (bHeight <= 0) return 0;
-
- return bHeight + mTop + mBottom;
- },
-
- 'margin-box-width': function(element) {
- var bWidth = this.get('border-box-width'),
- mLeft = this.get('margin-left'),
- mRight = this.get('margin-right');
-
- if (bWidth <= 0) return 0;
-
- return bWidth + mLeft + mRight;
- },
-
- 'top': function(element) {
- var offset = element.positionedOffset();
- return offset.top;
- },
-
- 'bottom': function(element) {
- var offset = element.positionedOffset(),
- parent = element.getOffsetParent(),
- pHeight = parent.measure('height');
-
- var mHeight = this.get('border-box-height');
-
- return pHeight - mHeight - offset.top;
- },
-
- 'left': function(element) {
- var offset = element.positionedOffset();
- return offset.left;
- },
-
- 'right': function(element) {
- var offset = element.positionedOffset(),
- parent = element.getOffsetParent(),
- pWidth = parent.measure('width');
-
- var mWidth = this.get('border-box-width');
-
- return pWidth - mWidth - offset.left;
- },
-
- 'padding-top': function(element) {
- return getPixelValue(element, 'paddingTop');
- },
-
- 'padding-bottom': function(element) {
- return getPixelValue(element, 'paddingBottom');
- },
-
- 'padding-left': function(element) {
- return getPixelValue(element, 'paddingLeft');
- },
-
- 'padding-right': function(element) {
- return getPixelValue(element, 'paddingRight');
- },
-
- 'border-top': function(element) {
- return getPixelValue(element, 'borderTopWidth');
- },
-
- 'border-bottom': function(element) {
- return getPixelValue(element, 'borderBottomWidth');
- },
-
- 'border-left': function(element) {
- return getPixelValue(element, 'borderLeftWidth');
- },
-
- 'border-right': function(element) {
- return getPixelValue(element, 'borderRightWidth');
- },
-
- 'margin-top': function(element) {
- return getPixelValue(element, 'marginTop');
- },
-
- 'margin-bottom': function(element) {
- return getPixelValue(element, 'marginBottom');
- },
-
- 'margin-left': function(element) {
- return getPixelValue(element, 'marginLeft');
- },
-
- 'margin-right': function(element) {
- return getPixelValue(element, 'marginRight');
- }
- }
- });
-
- if ('getBoundingClientRect' in document.documentElement) {
- Object.extend(Element.Layout.COMPUTATIONS, {
- 'right': function(element) {
- var parent = hasLayout(element.getOffsetParent());
- var rect = element.getBoundingClientRect(),
- pRect = parent.getBoundingClientRect();
-
- return (pRect.right - rect.right).round();
- },
-
- 'bottom': function(element) {
- var parent = hasLayout(element.getOffsetParent());
- var rect = element.getBoundingClientRect(),
- pRect = parent.getBoundingClientRect();
-
- return (pRect.bottom - rect.bottom).round();
- }
- });
- }
-
- Element.Offset = Class.create({
- initialize: function(left, top) {
- this.left = left.round();
- this.top = top.round();
-
- this[0] = this.left;
- this[1] = this.top;
- },
-
- relativeTo: function(offset) {
- return new Element.Offset(
- this.left - offset.left,
- this.top - offset.top
- );
- },
-
- inspect: function() {
- return "#<Element.Offset left: #{left} top: #{top}>".interpolate(this);
- },
-
- toString: function() {
- return "[#{left}, #{top}]".interpolate(this);
- },
-
- toArray: function() {
- return [this.left, this.top];
- }
- });
-
- function getLayout(element, preCompute) {
- return new Element.Layout(element, preCompute);
- }
-
- function measure(element, property) {
- return $(element).getLayout().get(property);
- }
-
- function getDimensions(element) {
- element = $(element);
- var display = Element.getStyle(element, 'display');
-
- if (display && display !== 'none') {
- return { width: element.offsetWidth, height: element.offsetHeight };
- }
-
- var style = element.style;
- var originalStyles = {
- visibility: style.visibility,
- position: style.position,
- display: style.display
- };
-
- var newStyles = {
- visibility: 'hidden',
- display: 'block'
- };
-
- if (originalStyles.position !== 'fixed')
- newStyles.position = 'absolute';
-
- Element.setStyle(element, newStyles);
-
- var dimensions = {
- width: element.offsetWidth,
- height: element.offsetHeight
- };
-
- Element.setStyle(element, originalStyles);
-
- return dimensions;
- }
-
- function getOffsetParent(element) {
- element = $(element);
-
- if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element))
- return $(document.body);
-
- var isInline = (Element.getStyle(element, 'display') === 'inline');
- if (!isInline && element.offsetParent) return $(element.offsetParent);
-
- while ((element = element.parentNode) && element !== document.body) {
- if (Element.getStyle(element, 'position') !== 'static') {
- return isHtml(element) ? $(document.body) : $(element);
- }
- }
-
- return $(document.body);
- }
-
-
- function cumulativeOffset(element) {
- element = $(element);
- var valueT = 0, valueL = 0;
- if (element.parentNode) {
- do {
- valueT += element.offsetTop || 0;
- valueL += element.offsetLeft || 0;
- element = element.offsetParent;
- } while (element);
- }
- return new Element.Offset(valueL, valueT);
- }
-
- function positionedOffset(element) {
- element = $(element);
-
- var layout = element.getLayout();
-
- var valueT = 0, valueL = 0;
- do {
- valueT += element.offsetTop || 0;
- valueL += element.offsetLeft || 0;
- element = element.offsetParent;
- if (element) {
- if (isBody(element)) break;
- var p = Element.getStyle(element, 'position');
- if (p !== 'static') break;
- }
- } while (element);
-
- valueL -= layout.get('margin-top');
- valueT -= layout.get('margin-left');
-
- return new Element.Offset(valueL, valueT);
- }
-
- function cumulativeScrollOffset(element) {
- var valueT = 0, valueL = 0;
- do {
- valueT += element.scrollTop || 0;
- valueL += element.scrollLeft || 0;
- element = element.parentNode;
- } while (element);
- return new Element.Offset(valueL, valueT);
- }
-
- function viewportOffset(forElement) {
- element = $(element);
- var valueT = 0, valueL = 0, docBody = document.body;
-
- var element = forElement;
- do {
- valueT += element.offsetTop || 0;
- valueL += element.offsetLeft || 0;
- if (element.offsetParent == docBody &&
- Element.getStyle(element, 'position') == 'absolute') break;
- } while (element = element.offsetParent);
-
- element = forElement;
- do {
- if (element != docBody) {
- valueT -= element.scrollTop || 0;
- valueL -= element.scrollLeft || 0;
- }
- } while (element = element.parentNode);
- return new Element.Offset(valueL, valueT);
- }
-
- function absolutize(element) {
- element = $(element);
-
- if (Element.getStyle(element, 'position') === 'absolute') {
- return element;
- }
-
- var offsetParent = getOffsetParent(element);
- var eOffset = element.viewportOffset(),
- pOffset = offsetParent.viewportOffset();
-
- var offset = eOffset.relativeTo(pOffset);
- var layout = element.getLayout();
-
- element.store('prototype_absolutize_original_styles', {
- left: element.getStyle('left'),
- top: element.getStyle('top'),
- width: element.getStyle('width'),
- height: element.getStyle('height')
- });
-
- element.setStyle({
- position: 'absolute',
- top: offset.top + 'px',
- left: offset.left + 'px',
- width: layout.get('width') + 'px',
- height: layout.get('height') + 'px'
- });
-
- return element;
- }
-
- function relativize(element) {
- element = $(element);
- if (Element.getStyle(element, 'position') === 'relative') {
- return element;
- }
-
- var originalStyles =
- element.retrieve('prototype_absolutize_original_styles');
-
- if (originalStyles) element.setStyle(originalStyles);
- return element;
- }
-
- if (Prototype.Browser.IE) {
- getOffsetParent = getOffsetParent.wrap(
- function(proceed, element) {
- element = $(element);
-
- if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element))
- return $(document.body);
-
- var position = element.getStyle('position');
- if (position !== 'static') return proceed(element);
-
- element.setStyle({ position: 'relative' });
- var value = proceed(element);
- element.setStyle({ position: position });
- return value;
- }
- );
-
- positionedOffset = positionedOffset.wrap(function(proceed, element) {
- element = $(element);
- if (!element.parentNode) return new Element.Offset(0, 0);
- var position = element.getStyle('position');
- if (position !== 'static') return proceed(element);
-
- var offsetParent = element.getOffsetParent();
- if (offsetParent && offsetParent.getStyle('position') === 'fixed')
- hasLayout(offsetParent);
-
- element.setStyle({ position: 'relative' });
- var value = proceed(element);
- element.setStyle({ position: position });
- return value;
- });
- } else if (Prototype.Browser.Webkit) {
- cumulativeOffset = function(element) {
- element = $(element);
- var valueT = 0, valueL = 0;
- do {
- valueT += element.offsetTop || 0;
- valueL += element.offsetLeft || 0;
- if (element.offsetParent == document.body)
- if (Element.getStyle(element, 'position') == 'absolute') break;
-
- element = element.offsetParent;
- } while (element);
-
- return new Element.Offset(valueL, valueT);
- };
- }
-
-
- Element.addMethods({
- getLayout: getLayout,
- measure: measure,
- getDimensions: getDimensions,
- getOffsetParent: getOffsetParent,
- cumulativeOffset: cumulativeOffset,
- positionedOffset: positionedOffset,
- cumulativeScrollOffset: cumulativeScrollOffset,
- viewportOffset: viewportOffset,
- absolutize: absolutize,
- relativize: relativize
- });
-
- function isBody(element) {
- return element.nodeName.toUpperCase() === 'BODY';
- }
-
- function isHtml(element) {
- return element.nodeName.toUpperCase() === 'HTML';
- }
-
- function isDocument(element) {
- return element.nodeType === Node.DOCUMENT_NODE;
- }
-
- function isDetached(element) {
- return element !== document.body &&
- !Element.descendantOf(element, document.body);
- }
-
- if ('getBoundingClientRect' in document.documentElement) {
- Element.addMethods({
- viewportOffset: function(element) {
- element = $(element);
- if (isDetached(element)) return new Element.Offset(0, 0);
-
- var rect = element.getBoundingClientRect(),
- docEl = document.documentElement;
- return new Element.Offset(rect.left - docEl.clientLeft,
- rect.top - docEl.clientTop);
- }
- });
- }
-})();
-window.$$ = function() {
- var expression = $A(arguments).join(', ');
- return Prototype.Selector.select(expression, document);
-};
-
-Prototype.Selector = (function() {
-
- function select() {
- throw new Error('Method "Prototype.Selector.select" must be defined.');
- }
-
- function match() {
- throw new Error('Method "Prototype.Selector.match" must be defined.');
- }
-
- function find(elements, expression, index) {
- index = index || 0;
- var match = Prototype.Selector.match, length = elements.length, matchIndex = 0, i;
-
- for (i = 0; i < length; i++) {
- if (match(elements[i], expression) && index == matchIndex++) {
- return Element.extend(elements[i]);
- }
- }
- }
-
- function extendElements(elements) {
- for (var i = 0, length = elements.length; i < length; i++) {
- Element.extend(elements[i]);
- }
- return elements;
- }
-
-
- var K = Prototype.K;
-
- return {
- select: select,
- match: match,
- find: find,
- extendElements: (Element.extend === K) ? K : extendElements,
- extendElement: Element.extend
- };
-})();
-Prototype._original_property = window.Sizzle;
-/*!
- * Sizzle CSS Selector Engine - v1.0
- * Copyright 2009, The Dojo Foundation
- * Released under the MIT, BSD, and GPL Licenses.
- * More information: http://sizzlejs.com/
- */
-(function(){
-
-var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
- done = 0,
- toString = Object.prototype.toString,
- hasDuplicate = false,
- baseHasDuplicate = true;
-
-[0, 0].sort(function(){
- baseHasDuplicate = false;
- return 0;
-});
-
-var Sizzle = function(selector, context, results, seed) {
- results = results || [];
- var origContext = context = context || document;
-
- if ( context.nodeType !== 1 && context.nodeType !== 9 ) {
- return [];
- }
-
- if ( !selector || typeof selector !== "string" ) {
- return results;
- }
-
- var parts = [], m, set, checkSet, check, mode, extra, prune = true, contextXML = isXML(context),
- soFar = selector;
-
- while ( (chunker.exec(""), m = chunker.exec(soFar)) !== null ) {
- soFar = m[3];
-
- parts.push( m[1] );
-
- if ( m[2] ) {
- extra = m[3];
- break;
- }
- }
-
- if ( parts.length > 1 && origPOS.exec( selector ) ) {
- if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
- set = posProcess( parts[0] + parts[1], context );
- } else {
- set = Expr.relative[ parts[0] ] ?
- [ context ] :
- Sizzle( parts.shift(), context );
-
- while ( parts.length ) {
- selector = parts.shift();
-
- if ( Expr.relative[ selector ] )
- selector += parts.shift();
-
- set = posProcess( selector, set );
- }
- }
- } else {
- if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML &&
- Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {
- var ret = Sizzle.find( parts.shift(), context, contextXML );
- context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0];
- }
-
- if ( context ) {
- var ret = seed ?
- { expr: parts.pop(), set: makeArray(seed) } :
- Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
- set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set;
-
- if ( parts.length > 0 ) {
- checkSet = makeArray(set);
- } else {
- prune = false;
- }
-
- while ( parts.length ) {
- var cur = parts.pop(), pop = cur;
-
- if ( !Expr.relative[ cur ] ) {
- cur = "";
- } else {
- pop = parts.pop();
- }
-
- if ( pop == null ) {
- pop = context;
- }
-
- Expr.relative[ cur ]( checkSet, pop, contextXML );
- }
- } else {
- checkSet = parts = [];
- }
- }
-
- if ( !checkSet ) {
- checkSet = set;
- }
-
- if ( !checkSet ) {
- throw "Syntax error, unrecognized expression: " + (cur || selector);
- }
-
- if ( toString.call(checkSet) === "[object Array]" ) {
- if ( !prune ) {
- results.push.apply( results, checkSet );
- } else if ( context && context.nodeType === 1 ) {
- for ( var i = 0; checkSet[i] != null; i++ ) {
- if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
- results.push( set[i] );
- }
- }
- } else {
- for ( var i = 0; checkSet[i] != null; i++ ) {
- if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
- results.push( set[i] );
- }
- }
- }
- } else {
- makeArray( checkSet, results );
- }
-
- if ( extra ) {
- Sizzle( extra, origContext, results, seed );
- Sizzle.uniqueSort( results );
- }
-
- return results;
-};
-
-Sizzle.uniqueSort = function(results){
- if ( sortOrder ) {
- hasDuplicate = baseHasDuplicate;
- results.sort(sortOrder);
-
- if ( hasDuplicate ) {
- for ( var i = 1; i < results.length; i++ ) {
- if ( results[i] === results[i-1] ) {
- results.splice(i--, 1);
- }
- }
- }
- }
-
- return results;
-};
-
-Sizzle.matches = function(expr, set){
- return Sizzle(expr, null, null, set);
-};
-
-Sizzle.find = function(expr, context, isXML){
- var set, match;
-
- if ( !expr ) {
- return [];
- }
-
- for ( var i = 0, l = Expr.order.length; i < l; i++ ) {
- var type = Expr.order[i], match;
-
- if ( (match = Expr.leftMatch[ type ].exec( expr )) ) {
- var left = match[1];
- match.splice(1,1);
-
- if ( left.substr( left.length - 1 ) !== "\\" ) {
- match[1] = (match[1] || "").replace(/\\/g, "");
- set = Expr.find[ type ]( match, context, isXML );
- if ( set != null ) {
- expr = expr.replace( Expr.match[ type ], "" );
- break;
- }
- }
- }
- }
-
- if ( !set ) {
- set = context.getElementsByTagName("*");
- }
-
- return {set: set, expr: expr};
-};
-
-Sizzle.filter = function(expr, set, inplace, not){
- var old = expr, result = [], curLoop = set, match, anyFound,
- isXMLFilter = set && set[0] && isXML(set[0]);
-
- while ( expr && set.length ) {
- for ( var type in Expr.filter ) {
- if ( (match = Expr.match[ type ].exec( expr )) != null ) {
- var filter = Expr.filter[ type ], found, item;
- anyFound = false;
-
- if ( curLoop == result ) {
- result = [];
- }
-
- if ( Expr.preFilter[ type ] ) {
- match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );
-
- if ( !match ) {
- anyFound = found = true;
- } else if ( match === true ) {
- continue;
- }
- }
-
- if ( match ) {
- for ( var i = 0; (item = curLoop[i]) != null; i++ ) {
- if ( item ) {
- found = filter( item, match, i, curLoop );
- var pass = not ^ !!found;
-
- if ( inplace && found != null ) {
- if ( pass ) {
- anyFound = true;
- } else {
- curLoop[i] = false;
- }
- } else if ( pass ) {
- result.push( item );
- anyFound = true;
- }
- }
- }
- }
-
- if ( found !== undefined ) {
- if ( !inplace ) {
- curLoop = result;
- }
-
- expr = expr.replace( Expr.match[ type ], "" );
-
- if ( !anyFound ) {
- return [];
- }
-
- break;
- }
- }
- }
-
- if ( expr == old ) {
- if ( anyFound == null ) {
- throw "Syntax error, unrecognized expression: " + expr;
- } else {
- break;
- }
- }
-
- old = expr;
- }
-
- return curLoop;
-};
-
-var Expr = Sizzle.selectors = {
- order: [ "ID", "NAME", "TAG" ],
- match: {
- ID: /#((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
- CLASS: /\.((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
- NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF-]|\\.)+)['"]*\]/,
- ATTR: /\[\s*((?:[\w\u00c0-\uFFFF-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/,
- TAG: /^((?:[\w\u00c0-\uFFFF\*-]|\\.)+)/,
- CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/,
- POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/,
- PSEUDO: /:((?:[\w\u00c0-\uFFFF-]|\\.)+)(?:\((['"]*)((?:\([^\)]+\)|[^\2\(\)]*)+)\2\))?/
- },
- leftMatch: {},
- attrMap: {
- "class": "className",
- "for": "htmlFor"
- },
- attrHandle: {
- href: function(elem){
- return elem.getAttribute("href");
- }
- },
- relative: {
- "+": function(checkSet, part, isXML){
- var isPartStr = typeof part === "string",
- isTag = isPartStr && !/\W/.test(part),
- isPartStrNotTag = isPartStr && !isTag;
-
- if ( isTag && !isXML ) {
- part = part.toUpperCase();
- }
-
- for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
- if ( (elem = checkSet[i]) ) {
- while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}
-
- checkSet[i] = isPartStrNotTag || elem && elem.nodeName === part ?
- elem || false :
- elem === part;
- }
- }
-
- if ( isPartStrNotTag ) {
- Sizzle.filter( part, checkSet, true );
- }
- },
- ">": function(checkSet, part, isXML){
- var isPartStr = typeof part === "string";
-
- if ( isPartStr && !/\W/.test(part) ) {
- part = isXML ? part : part.toUpperCase();
-
- for ( var i = 0, l = checkSet.length; i < l; i++ ) {
- var elem = checkSet[i];
- if ( elem ) {
- var parent = elem.parentNode;
- checkSet[i] = parent.nodeName === part ? parent : false;
- }
- }
- } else {
- for ( var i = 0, l = checkSet.length; i < l; i++ ) {
- var elem = checkSet[i];
- if ( elem ) {
- checkSet[i] = isPartStr ?
- elem.parentNode :
- elem.parentNode === part;
- }
- }
-
- if ( isPartStr ) {
- Sizzle.filter( part, checkSet, true );
- }
- }
- },
- "": function(checkSet, part, isXML){
- var doneName = done++, checkFn = dirCheck;
-
- if ( !/\W/.test(part) ) {
- var nodeCheck = part = isXML ? part : part.toUpperCase();
- checkFn = dirNodeCheck;
- }
-
- checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML);
- },
- "~": function(checkSet, part, isXML){
- var doneName = done++, checkFn = dirCheck;
-
- if ( typeof part === "string" && !/\W/.test(part) ) {
- var nodeCheck = part = isXML ? part : part.toUpperCase();
- checkFn = dirNodeCheck;
- }
-
- checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML);
- }
- },
- find: {
- ID: function(match, context, isXML){
- if ( typeof context.getElementById !== "undefined" && !isXML ) {
- var m = context.getElementById(match[1]);
- return m ? [m] : [];
- }
- },
- NAME: function(match, context, isXML){
- if ( typeof context.getElementsByName !== "undefined" ) {
- var ret = [], results = context.getElementsByName(match[1]);
-
- for ( var i = 0, l = results.length; i < l; i++ ) {
- if ( results[i].getAttribute("name") === match[1] ) {
- ret.push( results[i] );
- }
- }
-
- return ret.length === 0 ? null : ret;
- }
- },
- TAG: function(match, context){
- return context.getElementsByTagName(match[1]);
- }
- },
- preFilter: {
- CLASS: function(match, curLoop, inplace, result, not, isXML){
- match = " " + match[1].replace(/\\/g, "") + " ";
-
- if ( isXML ) {
- return match;
- }
-
- for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
- if ( elem ) {
- if ( not ^ (elem.className && (" " + elem.className + " ").indexOf(match) >= 0) ) {
- if ( !inplace )
- result.push( elem );
- } else if ( inplace ) {
- curLoop[i] = false;
- }
- }
- }
-
- return false;
- },
- ID: function(match){
- return match[1].replace(/\\/g, "");
- },
- TAG: function(match, curLoop){
- for ( var i = 0; curLoop[i] === false; i++ ){}
- return curLoop[i] && isXML(curLoop[i]) ? match[1] : match[1].toUpperCase();
- },
- CHILD: function(match){
- if ( match[1] == "nth" ) {
- var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
- match[2] == "even" && "2n" || match[2] == "odd" && "2n+1" ||
- !/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);
-
- match[2] = (test[1] + (test[2] || 1)) - 0;
- match[3] = test[3] - 0;
- }
-
- match[0] = done++;
-
- return match;
- },
- ATTR: function(match, curLoop, inplace, result, not, isXML){
- var name = match[1].replace(/\\/g, "");
-
- if ( !isXML && Expr.attrMap[name] ) {
- match[1] = Expr.attrMap[name];
- }
-
- if ( match[2] === "~=" ) {
- match[4] = " " + match[4] + " ";
- }
-
- return match;
- },
- PSEUDO: function(match, curLoop, inplace, result, not){
- if ( match[1] === "not" ) {
- if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) {
- match[3] = Sizzle(match[3], null, null, curLoop);
- } else {
- var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
- if ( !inplace ) {
- result.push.apply( result, ret );
- }
- return false;
- }
- } else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) {
- return true;
- }
-
- return match;
- },
- POS: function(match){
- match.unshift( true );
- return match;
- }
- },
- filters: {
- enabled: function(elem){
- return elem.disabled === false && elem.type !== "hidden";
- },
- disabled: function(elem){
- return elem.disabled === true;
- },
- checked: function(elem){
- return elem.checked === true;
- },
- selected: function(elem){
- elem.parentNode.selectedIndex;
- return elem.selected === true;
- },
- parent: function(elem){
- return !!elem.firstChild;
- },
- empty: function(elem){
- return !elem.firstChild;
- },
- has: function(elem, i, match){
- return !!Sizzle( match[3], elem ).length;
- },
- header: function(elem){
- return /h\d/i.test( elem.nodeName );
- },
- text: function(elem){
- return "text" === elem.type;
- },
- radio: function(elem){
- return "radio" === elem.type;
- },
- checkbox: function(elem){
- return "checkbox" === elem.type;
- },
- file: function(elem){
- return "file" === elem.type;
- },
- password: function(elem){
- return "password" === elem.type;
- },
- submit: function(elem){
- return "submit" === elem.type;
- },
- image: function(elem){
- return "image" === elem.type;
- },
- reset: function(elem){
- return "reset" === elem.type;
- },
- button: function(elem){
- return "button" === elem.type || elem.nodeName.toUpperCase() === "BUTTON";
- },
- input: function(elem){
- return /input|select|textarea|button/i.test(elem.nodeName);
- }
- },
- setFilters: {
- first: function(elem, i){
- return i === 0;
- },
- last: function(elem, i, match, array){
- return i === array.length - 1;
- },
- even: function(elem, i){
- return i % 2 === 0;
- },
- odd: function(elem, i){
- return i % 2 === 1;
- },
- lt: function(elem, i, match){
- return i < match[3] - 0;
- },
- gt: function(elem, i, match){
- return i > match[3] - 0;
- },
- nth: function(elem, i, match){
- return match[3] - 0 == i;
- },
- eq: function(elem, i, match){
- return match[3] - 0 == i;
- }
- },
- filter: {
- PSEUDO: function(elem, match, i, array){
- var name = match[1], filter = Expr.filters[ name ];
-
- if ( filter ) {
- return filter( elem, i, match, array );
- } else if ( name === "contains" ) {
- return (elem.textContent || elem.innerText || "").indexOf(match[3]) >= 0;
- } else if ( name === "not" ) {
- var not = match[3];
-
- for ( var i = 0, l = not.length; i < l; i++ ) {
- if ( not[i] === elem ) {
- return false;
- }
- }
-
- return true;
+ 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];
}
- },
- 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;
+ });
+ return dimensions;
+ },
- 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;
- }
+ getWidth: function() {
+ return this.getDimensions().width;
+ },
- 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 ];
+ getHeight: function() {
+ return this.getDimensions().height;
+ },
- if ( filter ) {
- return filter( elem, i, match, array );
- }
- }
+ getScrollOffsets: function() {
+ return Element._returnOffset(
+ window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
+ window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
}
};
+/* Portions of the Selector class are derived from Jack Slocum's DomQuery,
+ * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
+ * license. Please see http://www.yui-ext.com/ for more information. */
+
+var Selector = Class.create({
+ initialize: function(expression) {
+ this.expression = expression.strip();
+
+ if (this.shouldUseSelectorsAPI()) {
+ this.mode = 'selectorsAPI';
+ } else if (this.shouldUseXPath()) {
+ this.mode = 'xpath';
+ this.compileXPathMatcher();
+ } else {
+ this.mode = "normal";
+ this.compileMatcher();
+ }
-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 );
-}
+ shouldUseXPath: function() {
+ if (!Prototype.BrowserFeatures.XPath) return false;
-var makeArray = function(array, results) {
- array = Array.prototype.slice.call( array, 0 );
+ var e = this.expression;
- if ( results ) {
- results.push.apply( results, array );
- return results;
- }
+ // Safari 3 chokes on :*-of-type and :empty
+ if (Prototype.Browser.WebKit &&
+ (e.include("-of-type") || e.include(":empty")))
+ return false;
- return array;
-};
+ // XPath can't do namespaced attributes, nor can it read
+ // the "checked" property from DOM nodes
+ if ((/(\[[\w-]*?:|:checked)/).test(e))
+ return false;
+
+ return true;
+ },
-try {
- Array.prototype.slice.call( document.documentElement.childNodes, 0 );
+ shouldUseSelectorsAPI: function() {
+ if (!Prototype.BrowserFeatures.SelectorsAPI) return false;
-} catch(e){
- makeArray = function(array, results) {
- var ret = results || [];
+ if (!Selector._div) Selector._div = new Element('div');
- 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] );
- }
- }
+ // Make sure the browser treats the selector as valid. Test on an
+ // isolated element to minimize cost of this check.
+ try {
+ Selector._div.querySelector(this.expression);
+ } catch(e) {
+ return false;
}
- return ret;
- };
-}
+ return true;
+ },
-var sortOrder;
+ compileMatcher: function() {
+ var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
+ c = Selector.criteria, le, p, m;
-if ( document.documentElement.compareDocumentPosition ) {
- sortOrder = function( a, b ) {
- if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
- if ( a == b ) {
- hasDuplicate = true;
- }
- return 0;
+ if (Selector._cache[e]) {
+ this.matcher = Selector._cache[e];
+ return;
}
- 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;
- }
+ this.matcher = ["this.matcher = function(root) {",
+ "var r = root, h = Selector.handlers, c = false, n;"];
- 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;
+ 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;
+ }
}
- 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;
- };
-}
+ this.matcher.push("return h.unique(n);\n}");
+ eval(this.matcher.join('\n'));
+ Selector._cache[this.expression] = this.matcher;
+ },
-(function(){
- var form = document.createElement("div"),
- id = "script" + (new Date).getTime();
- form.innerHTML = "<a name='" + id + "'/>";
+ compileXPathMatcher: function() {
+ var e = this.expression, ps = Selector.patterns,
+ x = Selector.xpath, le, m;
- var root = document.documentElement;
- root.insertBefore( form, root.firstChild );
+ if (Selector._cache[e]) {
+ this.xpath = Selector._cache[e]; return;
+ }
- 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 : [];
+ 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;
+ }
}
- };
+ }
- Expr.filter.ID = function(elem, match){
- var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
- return elem.nodeType === 1 && node && node.nodeValue === match;
- };
- }
+ this.xpath = this.matcher.join('');
+ Selector._cache[this.expression] = this.xpath;
+ },
- root.removeChild( form );
- root = form = null; // release memory in IE
-})();
+ findElements: function(root) {
+ root = root || document;
+ var e = this.expression, results;
-(function(){
+ switch (this.mode) {
+ case 'selectorsAPI':
+ // querySelectorAll queries document-wide, then filters to descendants
+ // of the context element. That's not what we want.
+ // Add an explicit context to the selector if necessary.
+ if (root !== document) {
+ var oldId = root.id, id = $(root).identify();
+ e = "#" + id + " " + e;
+ }
+
+ results = $A(root.querySelectorAll(e)).map(Element.extend);
+ root.id = oldId;
- var div = document.createElement("div");
- div.appendChild( document.createComment("") );
+ return results;
+ case 'xpath':
+ return document._getElementsByXPath(this.xpath, root);
+ default:
+ return this.matcher(root);
+ }
+ },
- if ( div.getElementsByTagName("*").length > 0 ) {
- Expr.find.TAG = function(match, context){
- var results = context.getElementsByTagName(match[1]);
+ match: function(element) {
+ this.tokens = [];
- if ( match[1] === "*" ) {
- var tmp = [];
+ var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
+ var le, p, m;
- for ( var i = 0; results[i]; i++ ) {
- if ( results[i].nodeType === 1 ) {
- tmp.push( results[i] );
+ 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);
}
}
+ }
+ }
- results = tmp;
+ var match = true, name, matches;
+ for (var i = 0, token; token = this.tokens[i]; i++) {
+ name = token[0], matches = token[1];
+ if (!Selector.assertions[name](element, matches)) {
+ match = false; break;
}
+ }
- return results;
- };
- }
+ return match;
+ },
- 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);
- };
+ toString: function() {
+ return this.expression;
+ },
+
+ inspect: function() {
+ return "#<Selector:" + this.expression.inspect() + ">";
}
+});
- div = null; // release memory in IE
-})();
+Object.extend(Selector, {
+ _cache: { },
+
+ xpath: {
+ descendant: "//*",
+ child: "/*",
+ adjacent: "/following-sibling::*[1]",
+ laterSibling: '/following-sibling::*',
+ tagName: function(m) {
+ if (m[1] == '*') return '';
+ return "[local-name()='" + m[1].toLowerCase() +
+ "' or local-name()='" + m[1].toUpperCase() + "']";
+ },
+ className: "[contains(concat(' ', @class, ' '), ' #{1} ')]",
+ id: "[@id='#{1}']",
+ attrPresence: function(m) {
+ m[1] = m[1].toLowerCase();
+ return new Template("[@#{1}]").evaluate(m);
+ },
+ attr: function(m) {
+ m[1] = m[1].toLowerCase();
+ m[3] = m[5] || m[6];
+ return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
+ },
+ pseudo: function(m) {
+ var h = Selector.xpath.pseudos[m[1]];
+ if (!h) return '';
+ if (Object.isFunction(h)) return h(m);
+ return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
+ },
+ operators: {
+ '=': "[@#{1}='#{3}']",
+ '!=': "[@#{1}!='#{3}']",
+ '^=': "[starts-with(@#{1}, '#{3}')]",
+ '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
+ '*=': "[contains(@#{1}, '#{3}')]",
+ '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
+ '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
+ },
+ pseudos: {
+ 'first-child': '[not(preceding-sibling::*)]',
+ 'last-child': '[not(following-sibling::*)]',
+ 'only-child': '[not(preceding-sibling::* or following-sibling::*)]',
+ 'empty': "[count(*) = 0 and (count(text()) = 0)]",
+ 'checked': "[@checked]",
+ 'disabled': "[(@disabled) and (@type!='hidden')]",
+ 'enabled': "[not(@disabled) and (@type!='hidden')]",
+ 'not': function(m) {
+ var e = m[6], p = Selector.patterns,
+ x = Selector.xpath, le, v;
+
+ var exclusion = [];
+ while (e && le != e && (/\S/).test(e)) {
+ le = e;
+ for (var i in p) {
+ if (m = e.match(p[i])) {
+ v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m);
+ exclusion.push("(" + v.substring(1, v.length - 1) + ")");
+ e = e.replace(m[0], '');
+ break;
+ }
+ }
+ }
+ return "[not(" + exclusion.join(" and ") + ")]";
+ },
+ 'nth-child': function(m) {
+ return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m);
+ },
+ 'nth-last-child': function(m) {
+ return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m);
+ },
+ 'nth-of-type': function(m) {
+ return Selector.xpath.pseudos.nth("position() ", m);
+ },
+ 'nth-last-of-type': function(m) {
+ return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m);
+ },
+ 'first-of-type': function(m) {
+ m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m);
+ },
+ 'last-of-type': function(m) {
+ m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m);
+ },
+ 'only-of-type': function(m) {
+ var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m);
+ },
+ nth: function(fragment, m) {
+ var mm, formula = m[6], predicate;
+ if (formula == 'even') formula = '2n+0';
+ if (formula == 'odd') formula = '2n+1';
+ if (mm = formula.match(/^(\d+)$/)) // digit only
+ return '[' + fragment + "= " + mm[1] + ']';
+ if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
+ if (mm[1] == "-") mm[1] = -1;
+ var a = mm[1] ? Number(mm[1]) : 1;
+ var b = mm[2] ? Number(mm[2]) : 0;
+ predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
+ "((#{fragment} - #{b}) div #{a} >= 0)]";
+ return new Template(predicate).evaluate({
+ fragment: fragment, a: a, b: b });
+ }
+ }
+ }
+ },
+
+ criteria: {
+ tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;',
+ className: 'n = h.className(n, r, "#{1}", c); c = false;',
+ id: 'n = h.id(n, r, "#{1}", c); c = false;',
+ attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;',
+ attr: function(m) {
+ m[3] = (m[5] || m[6]);
+ return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m);
+ },
+ pseudo: function(m) {
+ if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
+ return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
+ },
+ descendant: 'c = "descendant";',
+ child: 'c = "child";',
+ adjacent: 'c = "adjacent";',
+ laterSibling: 'c = "laterSibling";'
+ },
+
+ patterns: {
+ // combinators must be listed first
+ // (and descendant needs to be last combinator)
+ laterSibling: /^\s*~\s*/,
+ child: /^\s*>\s*/,
+ adjacent: /^\s*\+\s*/,
+ descendant: /^\s/,
+
+ // selectors follow
+ tagName: /^\s*(\*|[\w\-]+)(\b|$)?/,
+ id: /^#([\w\-\*]+)(\b|$)/,
+ className: /^\.([\w\-\*]+)(\b|$)/,
+ pseudo:
+/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/,
+ attrPresence: /^\[((?:[\w]+:)?[\w]+)\]/,
+ attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/
+ },
+
+ // for Selector.match and Element#match
+ assertions: {
+ tagName: function(element, matches) {
+ return matches[1].toUpperCase() == element.tagName.toUpperCase();
+ },
-if ( document.querySelectorAll ) (function(){
- var oldSizzle = Sizzle, div = document.createElement("div");
- div.innerHTML = "<p class='TEST'></p>";
+ className: function(element, matches) {
+ return Element.hasClassName(element, matches[1]);
+ },
- if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
- return;
- }
+ id: function(element, matches) {
+ return element.id === matches[1];
+ },
- Sizzle = function(query, context, extra, seed){
- context = context || document;
+ attrPresence: function(element, matches) {
+ return Element.hasAttribute(element, matches[1]);
+ },
- if ( !seed && context.nodeType === 9 && !isXML(context) ) {
- try {
- return makeArray( context.querySelectorAll(query), extra );
- } catch(e){}
+ attr: function(element, matches) {
+ var nodeValue = Element.readAttribute(element, matches[1]);
+ return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
}
+ },
- return oldSizzle(query, context, extra, seed);
- };
+ handlers: {
+ // UTILITY FUNCTIONS
+ // joins two collections
+ concat: function(a, b) {
+ for (var i = 0, node; node = b[i]; i++)
+ a.push(node);
+ return a;
+ },
- for ( var prop in oldSizzle ) {
- Sizzle[ prop ] = oldSizzle[ prop ];
- }
+ // 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;
+ },
- div = null; // release memory in IE
-})();
+ unmark: function(nodes) {
+ for (var i = 0, node; node = nodes[i]; i++)
+ node._countedByPrototype = undefined;
+ return nodes;
+ },
-if ( document.getElementsByClassName && document.documentElement.getElementsByClassName ) (function(){
- var div = document.createElement("div");
- div.innerHTML = "<div class='test e'></div><div class='test'></div>";
+ // 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++;
+ }
+ },
- if ( div.getElementsByClassName("e").length === 0 )
- return;
+ // 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);
+ },
- div.lastChild.className = "e";
+ // 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;
+ },
- if ( div.getElementsByClassName("e").length === 1 )
- return;
+ 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;
+ },
- Expr.order.splice(1, 0, "CLASS");
- Expr.find.CLASS = function(match, context, isXML) {
- if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) {
- return context.getElementsByClassName(match[1]);
- }
- };
+ adjacent: function(nodes) {
+ for (var i = 0, results = [], node; node = nodes[i]; i++) {
+ var next = this.nextElementSibling(node);
+ if (next) results.push(next);
+ }
+ return results;
+ },
- div = null; // release memory in IE
-})();
+ 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;
+ },
-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;
+ nextElementSibling: function(node) {
+ while (node = node.nextSibling)
+ if (node.nodeType == 1) return node;
+ return null;
+ },
- while ( elem ) {
- if ( elem.sizcache === doneName ) {
- match = checkSet[elem.sizset];
- break;
- }
+ previousElementSibling: function(node) {
+ while (node = node.previousSibling)
+ if (node.nodeType == 1) return node;
+ return null;
+ },
- if ( elem.nodeType === 1 && !isXML ){
- elem.sizcache = doneName;
- elem.sizset = i;
+ // 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);
+ },
- if ( elem.nodeName === cur ) {
- match = elem;
- break;
+ 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);
}
-
- elem = elem[dir];
+ for (var i = 0, node; node = nodes[i]; i++)
+ if (node == targetNode) return [targetNode];
+ return [];
}
+ return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
+ },
- checkSet[i] = match;
- }
- }
-}
+ className: function(nodes, root, className, combinator) {
+ if (nodes && combinator) nodes = this[combinator](nodes);
+ return Selector.handlers.byClassName(nodes, root, className);
+ },
-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;
+ 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);
}
- 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;
- }
+ return results;
+ },
- } else if ( Sizzle.filter( cur, [elem] ).length > 0 ) {
- match = elem;
- break;
- }
- }
+ 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;
+ },
- elem = elem[dir];
+ attr: function(nodes, root, attr, value, operator, combinator) {
+ if (!nodes) nodes = root.getElementsByTagName("*");
+ if (nodes && combinator) nodes = this[combinator](nodes);
+ var handler = Selector.operators[operator], results = [];
+ for (var i = 0, node; node = nodes[i]; i++) {
+ var nodeValue = Element.readAttribute(node, attr);
+ if (nodeValue === null) continue;
+ if (handler(nodeValue, value)) results.push(node);
}
+ return results;
+ },
- 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);
}
- }
-}
+ },
-var contains = document.compareDocumentPosition ? function(a, b){
- return a.compareDocumentPosition(b) & 16;
-} : function(a, b){
- return a !== b && (a.contains ? a.contains(b) : true);
-};
+ 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 isXML = function(elem){
- return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
- !!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML";
-};
+ // handles the an+b logic
+ getIndices: function(a, b, total) {
+ if (a == 0) return b > 0 ? [b] : [];
+ return $R(1, total).inject([], function(memo, i) {
+ if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
+ return memo;
+ });
+ },
-var posProcess = function(selector, context){
- var tmpSet = [], later = "", match,
- root = context.nodeType ? [context] : context;
+ // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
+ nth: function(nodes, formula, root, reverse, ofType) {
+ if (nodes.length == 0) return [];
+ if (formula == 'even') formula = '2n+0';
+ if (formula == 'odd') formula = '2n+1';
+ var h = Selector.handlers, results = [], indexed = [], m;
+ h.mark(nodes);
+ for (var i = 0, node; node = nodes[i]; i++) {
+ if (!node.parentNode._countedByPrototype) {
+ h.index(node.parentNode, reverse, ofType);
+ indexed.push(node.parentNode);
+ }
+ }
+ if (formula.match(/^\d+$/)) { // 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;
+ },
- while ( (match = Expr.match.PSEUDO.exec( selector )) ) {
- later += match[0];
- selector = selector.replace( Expr.match.PSEUDO, "" );
- }
+ '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;
+ },
- selector = Expr.relative[selector] ? selector + "*" : selector;
+ '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;
+ },
- for ( var i = 0, l = root.length; i < l; i++ ) {
- Sizzle( selector, root[i], tmpSet );
- }
+ '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;
+ },
- return Sizzle.filter( later, tmpSet );
-};
+ 'disabled': function(nodes, value, root) {
+ for (var i = 0, results = [], node; node = nodes[i]; i++)
+ if (node.disabled) results.push(node);
+ return results;
+ },
+ 'checked': function(nodes, value, root) {
+ for (var i = 0, results = [], node; node = nodes[i]; i++)
+ if (node.checked) results.push(node);
+ return results;
+ }
+ },
-window.Sizzle = Sizzle;
+ operators: {
+ '=': function(nv, v) { return nv == v; },
+ '!=': function(nv, v) { return nv != v; },
+ '^=': function(nv, v) { return nv == v || nv && nv.startsWith(v); },
+ '$=': function(nv, v) { return nv == v || nv && nv.endsWith(v); },
+ '*=': function(nv, v) { return nv == v || nv && nv.include(v); },
+ '$=': function(nv, v) { return nv.endsWith(v); },
+ '*=': function(nv, v) { return nv.include(v); },
+ '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
+ '|=': function(nv, v) { return ('-' + (nv || "").toUpperCase() +
+ '-').include('-' + (v || "").toUpperCase() + '-'); }
+ },
-})();
+ split: function(expression) {
+ var expressions = [];
+ expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
+ expressions.push(m[1].strip());
+ });
+ return expressions;
+ },
-;(function(engine) {
- var extendElements = Prototype.Selector.extendElements;
+ matchElements: function(elements, expression) {
+ var matches = $$(expression), h = Selector.handlers;
+ h.mark(matches);
+ for (var i = 0, results = [], element; element = elements[i]; i++)
+ if (element._countedByPrototype) results.push(element);
+ h.unmark(matches);
+ return results;
+ },
- function select(selector, scope) {
- return extendElements(engine(selector, scope || document));
- }
+ findElement: function(elements, expression, index) {
+ if (Object.isNumber(expression)) {
+ index = expression; expression = false;
+ }
+ return Selector.matchElements(elements, expression || '*')[index || 0];
+ },
- function match(element, selector) {
- return engine.matches(selector, [element]).length == 1;
+ findChildElements: function(element, expressions) {
+ expressions = Selector.split(expressions.join(','));
+ var results = [], h = Selector.handlers;
+ for (var i = 0, l = expressions.length, selector; i < l; i++) {
+ selector = new Selector(expressions[i].strip());
+ h.concat(results, selector.findElements(element));
+ }
+ return (l > 1) ? h.unique(results) : results;
}
+});
- Prototype.Selector.engine = engine;
- Prototype.Selector.select = select;
- Prototype.Selector.match = match;
-})(Sizzle);
+if (Prototype.Browser.IE) {
+ Object.extend(Selector.handlers, {
+ // IE returns comment nodes on getElementsByTagName("*").
+ // Filter them out.
+ concat: function(a, b) {
+ for (var i = 0, node; node = b[i]; i++)
+ if (node.tagName !== "!") a.push(node);
+ return a;
+ },
-window.Sizzle = Prototype._original_property;
-delete Prototype._original_property;
+ // IE improperly serializes _countedByPrototype in (inner|outer)HTML.
+ unmark: function(nodes) {
+ for (var i = 0, node; node = nodes[i]; i++)
+ node.removeAttribute('_countedByPrototype');
+ return nodes;
+ }
+ });
+}
+function $$() {
+ return Selector.findChildElements(document, $A(arguments));
+}
var Form = {
reset: function(form) {
- form = $(form);
- form.reset();
+ $(form).reset();
return form;
},
serializeElements: function(elements, options) {
if (typeof options != 'object') options = { hash: !!options };
else if (Object.isUndefined(options.hash)) options.hash = true;
- var key, value, submitted = false, submit = options.submit, accumulator, initial;
-
- if (options.hash) {
- initial = {};
- accumulator = function(result, key, value) {
- if (key in result) {
- if (!Object.isArray(result[key])) result[key] = [result[key]];
- result[key].push(value);
- } else result[key] = value;
- return result;
- };
- } else {
- initial = '';
- accumulator = function(result, key, value) {
- return result + (result ? '&' : '') + encodeURIComponent(key) + '=' + encodeURIComponent(value);
- }
- }
+ var key, value, submitted = false, submit = options.submit;
- return elements.inject(initial, function(result, element) {
+ var data = elements.inject({ }, function(result, element) {
if (!element.disabled && element.name) {
key = element.name; value = $(element).getValue();
if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted &&
submit !== false && (!submit || key == submit) && (submitted = true)))) {
- result = accumulator(result, key, value);
+ if (key in result) {
+ // a key is already present; construct an array of values
+ if (!Object.isArray(result[key])) result[key] = [result[key]];
+ result[key].push(value);
+ }
+ else result[key] = value;
}
}
return result;
});
+
+ return options.hash ? data : Object.toQueryString(data);
}
};
return Form.serializeElements(Form.getElements(form), options);
},
- getElements: function(form) {
- var elements = $(form).getElementsByTagName('*'),
- element,
- arr = [ ],
- serializers = Form.Element.Serializers;
- for (var i = 0; element = elements[i]; i++) {
- arr.push(element);
- }
- return arr.inject([], function(elements, child) {
- if (serializers[child.tagName.toLowerCase()])
- elements.push(Element.extend(child));
- return elements;
- })
+ getElements: function(form) {
+ return $A($(form).getElementsByTagName('*')).inject([],
+ function(elements, child) {
+ if (Form.Element.Serializers[child.tagName.toLowerCase()])
+ elements.push(Element.extend(child));
+ return elements;
+ }
+ );
},
getInputs: function(form, typeName, name) {
}).sortBy(function(element) { return element.tabIndex }).first();
return firstByIndex ? firstByIndex : elements.find(function(element) {
- return /^(?:input|select|textarea)$/i.test(element.tagName);
+ return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
});
},
focusFirstElement: function(form) {
form = $(form);
- var element = form.findFirstElement();
- if (element) element.activate();
+ form.findFirstElement().activate();
return form;
},
/*--------------------------------------------------------------------------*/
-
Form.Element = {
focus: function(element) {
$(element).focus();
};
Form.Element.Methods = {
-
serialize: function(element) {
element = $(element);
if (!element.disabled && element.name) {
try {
element.focus();
if (element.select && (element.tagName.toLowerCase() != 'input' ||
- !(/^(?:button|reset|submit)$/i.test(element.type))))
+ !['button', 'reset', 'submit'].include(element.type)))
element.select();
} catch (e) { }
return element;
/*--------------------------------------------------------------------------*/
var Field = Form.Element;
-
var $F = Form.Element.Methods.getValue;
/*--------------------------------------------------------------------------*/
-Form.Element.Serializers = (function() {
- function input(element, value) {
+Form.Element.Serializers = {
+ input: function(element, value) {
switch (element.type.toLowerCase()) {
case 'checkbox':
case 'radio':
- return inputSelector(element, value);
+ return Form.Element.Serializers.inputSelector(element, value);
default:
- return valueSelector(element, value);
+ return Form.Element.Serializers.textarea(element, value);
}
- }
+ },
- function inputSelector(element, value) {
- if (Object.isUndefined(value))
- return element.checked ? element.value : null;
+ inputSelector: function(element, value) {
+ if (Object.isUndefined(value)) return element.checked ? element.value : null;
else element.checked = !!value;
- }
+ },
- function valueSelector(element, value) {
+ textarea: function(element, value) {
if (Object.isUndefined(value)) return element.value;
else element.value = value;
- }
+ },
- function select(element, value) {
+ select: function(element, value) {
if (Object.isUndefined(value))
- return (element.type === 'select-one' ? selectOne : selectMany)(element);
-
- var opt, currentValue, single = !Object.isArray(value);
- for (var i = 0, length = element.length; i < length; i++) {
- opt = element.options[i];
- currentValue = this.optionValue(opt);
- if (single) {
- if (currentValue == value) {
- opt.selected = true;
- return;
+ return this[element.type == 'select-one' ?
+ 'selectOne' : 'selectMany'](element);
+ else {
+ var opt, currentValue, single = !Object.isArray(value);
+ for (var i = 0, length = element.length; i < length; i++) {
+ opt = element.options[i];
+ currentValue = this.optionValue(opt);
+ if (single) {
+ if (currentValue == value) {
+ opt.selected = true;
+ return;
+ }
}
+ else opt.selected = value.include(currentValue);
}
- else opt.selected = value.include(currentValue);
}
- }
+ },
- function selectOne(element) {
+ selectOne: function(element) {
var index = element.selectedIndex;
- return index >= 0 ? optionValue(element.options[index]) : null;
- }
+ return index >= 0 ? this.optionValue(element.options[index]) : null;
+ },
- function selectMany(element) {
+ selectMany: function(element) {
var values, length = element.length;
if (!length) return null;
for (var i = 0, values = []; i < length; i++) {
var opt = element.options[i];
- if (opt.selected) values.push(optionValue(opt));
+ if (opt.selected) values.push(this.optionValue(opt));
}
return values;
- }
+ },
- function optionValue(opt) {
- return Element.hasAttribute(opt, 'value') ? opt.value : opt.text;
+ optionValue: function(opt) {
+ // extend element because hasAttribute may not be native
+ return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
}
-
- return {
- input: input,
- inputSelector: inputSelector,
- textarea: valueSelector,
- select: select,
- selectOne: selectOne,
- selectMany: selectMany,
- optionValue: optionValue,
- button: valueSelector
- };
-})();
+};
/*--------------------------------------------------------------------------*/
-
Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
initialize: function($super, element, frequency, callback) {
$super(callback, frequency);
return Form.serialize(this.element);
}
});
-(function() {
-
- var Event = {
- KEY_BACKSPACE: 8,
- KEY_TAB: 9,
- KEY_RETURN: 13,
- KEY_ESC: 27,
- KEY_LEFT: 37,
- KEY_UP: 38,
- KEY_RIGHT: 39,
- KEY_DOWN: 40,
- KEY_DELETE: 46,
- KEY_HOME: 36,
- KEY_END: 35,
- KEY_PAGEUP: 33,
- KEY_PAGEDOWN: 34,
- KEY_INSERT: 45,
-
- cache: {}
- };
-
- var docEl = document.documentElement;
- var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
- && 'onmouseleave' in docEl;
-
-
-
- var isIELegacyEvent = function(event) { return false; };
-
- if (window.attachEvent) {
- if (window.addEventListener) {
- isIELegacyEvent = function(event) {
- return !(event instanceof window.Event);
- };
- } else {
- isIELegacyEvent = function(event) { return true; };
- }
- }
-
- var _isButton;
-
- function _isButtonForDOMEvents(event, code) {
- return event.which ? (event.which === code + 1) : (event.button === code);
+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);
}
+});
- var legacyButtonMap = { 0: 1, 1: 4, 2: 2 };
- function _isButtonForLegacyEvents(event, code) {
- return event.button === legacyButtonMap[code];
- }
+Event.Methods = (function() {
+ var isButton;
- function _isButtonForWebKit(event, code) {
- switch (code) {
- case 0: return event.which == 1 && !event.metaKey;
- case 1: return event.which == 2 || (event.which == 1 && event.metaKey);
- case 2: return event.which == 3;
- default: return false;
- }
- }
+ if (Prototype.Browser.IE) {
+ var buttonMap = { 0: 1, 1: 4, 2: 2 };
+ isButton = function(event, code) {
+ return event.button == buttonMap[code];
+ };
- if (window.attachEvent) {
- if (!window.addEventListener) {
- _isButton = _isButtonForLegacyEvents;
- } else {
- _isButton = function(event, code) {
- return isIELegacyEvent(event) ? _isButtonForLegacyEvents(event, code) :
- _isButtonForDOMEvents(event, code);
- }
- }
} else if (Prototype.Browser.WebKit) {
- _isButton = _isButtonForWebKit;
- } else {
- _isButton = _isButtonForDOMEvents;
- }
-
- function isLeftClick(event) { return _isButton(event, 0) }
-
- function isMiddleClick(event) { return _isButton(event, 1) }
-
- function isRightClick(event) { return _isButton(event, 2) }
-
- function element(event) {
- event = Event.extend(event);
-
- var node = event.target, type = event.type,
- currentTarget = event.currentTarget;
-
- if (currentTarget && currentTarget.tagName) {
- if (type === 'load' || type === 'error' ||
- (type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
- && currentTarget.type === 'radio'))
- node = currentTarget;
- }
-
- if (node.nodeType == Node.TEXT_NODE)
- node = node.parentNode;
-
- return Element.extend(node);
- }
-
- function findElement(event, expression) {
- var element = Event.element(event);
-
- if (!expression) return element;
- while (element) {
- if (Object.isElement(element) && Prototype.Selector.match(element, expression)) {
- return Element.extend(element);
+ 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;
}
- 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;
+ } else {
+ isButton = function(event, code) {
+ return event.which ? (event.which === code + 1) : (event.button === code);
+ };
}
+ return {
+ isLeftClick: function(event) { return isButton(event, 0) },
+ isMiddleClick: function(event) { return isButton(event, 1) },
+ isRightClick: function(event) { return isButton(event, 2) },
+
+ element: function(event) {
+ event = Event.extend(event);
+
+ var node = event.target,
+ type = event.type,
+ currentTarget = event.currentTarget;
+
+ if (currentTarget && currentTarget.tagName) {
+ // Firefox screws up the "click" event when moving between radio buttons
+ // via arrow keys. It also screws up the "load" and "error" events on images,
+ // reporting the document as the target instead of the original image.
+ if (type === 'load' || type === 'error' ||
+ (type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
+ && currentTarget.type === 'radio'))
+ node = currentTarget;
+ }
+ if (node.nodeType == Node.TEXT_NODE) node = node.parentNode;
+ return Element.extend(node);
+ },
- Event.Methods = {
- isLeftClick: isLeftClick,
- isMiddleClick: isMiddleClick,
- isRightClick: isRightClick,
+ 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);
+ },
- element: element,
- findElement: findElement,
+ 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))
+ };
+ },
- pointer: pointer,
- pointerX: pointerX,
- pointerY: pointerY,
+ pointerX: function(event) { return Event.pointer(event).x },
+ pointerY: function(event) { return Event.pointer(event).y },
- stop: stop
+ stop: function(event) {
+ Event.extend(event);
+ event.preventDefault();
+ event.stopPropagation();
+ event.stopped = true;
+ }
};
+})();
+Event.extend = (function() {
var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
m[name] = Event.Methods[name].methodize();
return m;
});
- if (window.attachEvent) {
- function _relatedTarget(event) {
- var element;
- switch (event.type) {
- case 'mouseover':
- case 'mouseenter':
- element = event.fromElement;
- break;
- case 'mouseout':
- case 'mouseleave':
- element = event.toElement;
- break;
- default:
- return null;
- }
- return Element.extend(element);
- }
-
- var additionalMethods = {
+ if (Prototype.Browser.IE) {
+ Object.extend(methods, {
stopPropagation: function() { this.cancelBubble = true },
preventDefault: function() { this.returnValue = false },
- inspect: function() { return '[object Event]' }
- };
+ inspect: function() { return "[object Event]" }
+ });
- Event.extend = function(event, element) {
+ return function(event) {
if (!event) return false;
-
- if (!isIELegacyEvent(event)) return event;
-
if (event._extendedByPrototype) return event;
- event._extendedByPrototype = Prototype.emptyFunction;
+ event._extendedByPrototype = Prototype.emptyFunction;
var pointer = Event.pointer(event);
-
Object.extend(event, {
- target: event.srcElement || element,
- relatedTarget: _relatedTarget(event),
+ target: event.srcElement,
+ relatedTarget: Event.relatedTarget(event),
pageX: pointer.x,
pageY: pointer.y
});
-
- Object.extend(event, methods);
- Object.extend(event, additionalMethods);
-
- return event;
+ return Object.extend(event, methods);
};
- } else {
- Event.extend = Prototype.K;
- }
- if (window.addEventListener) {
- Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__;
+ } else {
+ Event.prototype = Event.prototype || document.createEvent("HTMLEvents")['__proto__'];
Object.extend(Event.prototype, methods);
+ return Prototype.K;
}
+})();
- function _createResponder(element, eventName, handler) {
- var registry = Element.retrieve(element, 'prototype_event_registry');
+Object.extend(Event, (function() {
+ var cache = Event.cache;
- if (Object.isUndefined(registry)) {
- CACHE.push(element);
- registry = Element.retrieve(element, 'prototype_event_registry', $H());
- }
+ function getEventID(element) {
+ if (element._prototypeEventID) return element._prototypeEventID[0];
+ arguments.callee.id = arguments.callee.id || 1;
+ return element._prototypeEventID = [++arguments.callee.id];
+ }
- var respondersForEvent = registry.get(eventName);
- if (Object.isUndefined(respondersForEvent)) {
- respondersForEvent = [];
- registry.set(eventName, respondersForEvent);
- }
+ function getDOMEventName(eventName) {
+ if (eventName && eventName.include(':')) return "dataavailable";
+ return eventName;
+ }
- if (respondersForEvent.pluck('handler').include(handler)) return false;
+ function getCacheForID(id) {
+ return cache[id] = cache[id] || { };
+ }
- var responder;
- if (eventName.include(":")) {
- responder = function(event) {
- if (Object.isUndefined(event.eventName))
- return false;
+ function getWrappersForEventName(id, eventName) {
+ var c = getCacheForID(id);
+ return c[eventName] = c[eventName] || [];
+ }
+
+ function createWrapper(element, eventName, handler) {
+ var id = getEventID(element);
+ var c = getWrappersForEventName(id, eventName);
+ if (c.pluck("handler").include(handler)) return false;
- if (event.eventName !== eventName)
+ var wrapper = function(event) {
+ if (!Event || !Event.extend ||
+ (event.eventName && event.eventName != eventName))
return false;
- Event.extend(event, element);
- handler.call(element, event);
- };
- } else {
- if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED &&
- (eventName === "mouseenter" || eventName === "mouseleave")) {
- if (eventName === "mouseenter" || eventName === "mouseleave") {
- responder = function(event) {
- Event.extend(event, element);
-
- var parent = event.relatedTarget;
- while (parent && parent !== element) {
- try { parent = parent.parentNode; }
- catch(e) { parent = element; }
- }
+ Event.extend(event);
+ handler.call(element, event);
+ };
- if (parent === element) return;
+ wrapper.handler = handler;
+ c.push(wrapper);
+ return wrapper;
+ }
- handler.call(element, event);
- };
- }
- } else {
- responder = function(event) {
- Event.extend(event, element);
- handler.call(element, event);
- };
- }
- }
+ function findWrapper(id, eventName, handler) {
+ var c = getWrappersForEventName(id, eventName);
+ return c.find(function(wrapper) { return wrapper.handler == handler });
+ }
- responder.handler = handler;
- respondersForEvent.push(responder);
- return responder;
+ function destroyWrapper(id, eventName, handler) {
+ var c = getCacheForID(id);
+ if (!c[eventName]) return false;
+ c[eventName] = c[eventName].without(findWrapper(id, eventName, handler));
}
- function _destroyCache() {
- for (var i = 0, length = CACHE.length; i < length; i++) {
- Event.stopObserving(CACHE[i]);
- CACHE[i] = null;
- }
+ function destroyCache() {
+ for (var id in cache)
+ for (var eventName in cache[id])
+ cache[id][eventName] = null;
}
- var CACHE = [];
- if (Prototype.Browser.IE)
- window.attachEvent('onunload', _destroyCache);
+ // 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.WebKit)
+ // Safari has a dummy event handler on page unload so that it won't
+ // use its bfcache. Safari <= 3.1 has an issue with restoring the "document"
+ // object when page is returned to via the back button using its bfcache.
+ if (Prototype.Browser.WebKit) {
window.addEventListener('unload', Prototype.emptyFunction, false);
-
-
- var _getDOMEventName = Prototype.K,
- translations = { mouseenter: "mouseover", mouseleave: "mouseout" };
-
- if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) {
- _getDOMEventName = function(eventName) {
- return (translations[eventName] || eventName);
- };
}
- function observe(element, eventName, handler) {
- element = $(element);
-
- var responder = _createResponder(element, eventName, handler);
+ return {
+ observe: function(element, eventName, handler) {
+ element = $(element);
+ var name = getDOMEventName(eventName);
- if (!responder) return element;
+ var wrapper = createWrapper(element, eventName, handler);
+ if (!wrapper) return element;
- if (eventName.include(':')) {
- if (element.addEventListener)
- element.addEventListener("dataavailable", responder, false);
- else {
- element.attachEvent("ondataavailable", responder);
- element.attachEvent("onlosecapture", responder);
+ if (element.addEventListener) {
+ element.addEventListener(name, wrapper, false);
+ } else {
+ element.attachEvent("on" + name, wrapper);
}
- } else {
- var actualEventName = _getDOMEventName(eventName);
-
- if (element.addEventListener)
- element.addEventListener(actualEventName, responder, false);
- else
- element.attachEvent("on" + actualEventName, responder);
- }
-
- return element;
- }
- function stopObserving(element, eventName, handler) {
- element = $(element);
-
- var registry = Element.retrieve(element, 'prototype_event_registry');
- if (!registry) return element;
-
- if (!eventName) {
- registry.each( function(pair) {
- var eventName = pair.key;
- stopObserving(element, eventName);
- });
return element;
- }
+ },
- var responders = registry.get(eventName);
- if (!responders) return element;
+ stopObserving: function(element, eventName, handler) {
+ element = $(element);
+ var id = getEventID(element), name = getDOMEventName(eventName);
- if (!handler) {
- responders.each(function(r) {
- stopObserving(element, eventName, r.handler);
- });
- return element;
- }
+ if (!handler && eventName) {
+ getWrappersForEventName(id, eventName).each(function(wrapper) {
+ element.stopObserving(eventName, wrapper.handler);
+ });
+ return element;
- var i = responders.length, responder;
- while (i--) {
- if (responders[i].handler === handler) {
- responder = responders[i];
- break;
- }
- }
- if (!responder) return element;
-
- if (eventName.include(':')) {
- if (element.removeEventListener)
- element.removeEventListener("dataavailable", responder, false);
- else {
- element.detachEvent("ondataavailable", responder);
- element.detachEvent("onlosecapture", responder);
+ } else if (!eventName) {
+ Object.keys(getCacheForID(id)).each(function(eventName) {
+ element.stopObserving(eventName);
+ });
+ return element;
}
- } else {
- var actualEventName = _getDOMEventName(eventName);
- if (element.removeEventListener)
- element.removeEventListener(actualEventName, responder, false);
- else
- element.detachEvent('on' + actualEventName, responder);
- }
-
- registry.set(eventName, responders.without(responder));
-
- return element;
- }
-
- function fire(element, eventName, memo, bubble) {
- element = $(element);
- if (Object.isUndefined(bubble))
- bubble = true;
+ var wrapper = findWrapper(id, eventName, handler);
+ if (!wrapper) return element;
- if (element == document && document.createEvent && !element.dispatchEvent)
- element = document.documentElement;
-
- var event;
- if (document.createEvent) {
- event = document.createEvent('HTMLEvents');
- event.initEvent('dataavailable', bubble, true);
- } else {
- event = document.createEventObject();
- event.eventType = bubble ? 'ondataavailable' : 'onlosecapture';
- }
-
- event.eventName = eventName;
- event.memo = memo || { };
-
- if (document.createEvent)
- element.dispatchEvent(event);
- else
- element.fireEvent(event.eventType, event);
-
- return Event.extend(event);
- }
-
- Event.Handler = Class.create({
- initialize: function(element, eventName, selector, callback) {
- this.element = $(element);
- this.eventName = eventName;
- this.selector = selector;
- this.callback = callback;
- this.handler = this.handleEvent.bind(this);
- },
+ if (element.removeEventListener) {
+ element.removeEventListener(name, wrapper, false);
+ } else {
+ element.detachEvent("on" + name, wrapper);
+ }
- start: function() {
- Event.observe(this.element, this.eventName, this.handler);
- return this;
- },
+ destroyWrapper(id, eventName, handler);
- stop: function() {
- Event.stopObserving(this.element, this.eventName, this.handler);
- return this;
+ return element;
},
- handleEvent: function(event) {
- var element = Event.findElement(event, this.selector);
- if (element) this.callback.call(this.element, event, element);
- }
- });
-
- function on(element, eventName, selector, callback) {
- element = $(element);
- if (Object.isFunction(selector) && Object.isUndefined(callback)) {
- callback = selector, selector = null;
- }
-
- return new Event.Handler(element, eventName, selector, callback).start();
- }
-
- Object.extend(Event, Event.Methods);
-
- Object.extend(Event, {
- fire: fire,
- observe: observe,
- stopObserving: stopObserving,
- on: on
- });
-
- Element.addMethods({
- fire: fire,
-
- observe: observe,
-
- stopObserving: stopObserving,
+ fire: function(element, eventName, memo) {
+ element = $(element);
+ if (element == document && document.createEvent && !element.dispatchEvent)
+ element = document.documentElement;
- on: on
- });
+ var event;
+ if (document.createEvent) {
+ event = document.createEvent("HTMLEvents");
+ event.initEvent("dataavailable", true, true);
+ } else {
+ event = document.createEventObject();
+ event.eventType = "ondataavailable";
+ }
- Object.extend(document, {
- fire: fire.methodize(),
+ event.eventName = eventName;
+ event.memo = memo || { };
- observe: observe.methodize(),
+ if (document.createEvent) {
+ element.dispatchEvent(event);
+ } else {
+ element.fireEvent(event.eventType, event);
+ }
- stopObserving: stopObserving.methodize(),
+ return Event.extend(event);
+ }
+ };
+})());
- on: on.methodize(),
+Object.extend(Event, Event.Methods);
- loaded: false
- });
+Element.addMethods({
+ fire: Event.fire,
+ observe: Event.observe,
+ stopObserving: Event.stopObserving
+});
- if (window.Event) Object.extend(window.Event, Event);
- else window.Event = Event;
-})();
+Object.extend(document, {
+ fire: Element.Methods.fire.methodize(),
+ observe: Element.Methods.observe.methodize(),
+ stopObserving: Element.Methods.stopObserving.methodize(),
+ loaded: false
+});
(function() {
/* Support for the DOMContentLoaded event is based on work by Dan Webb,
- Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */
+ Matthias Miller, Dean Edwards and John Resig. */
var timer;
function fireContentLoadedEvent() {
if (document.loaded) return;
- if (timer) window.clearTimeout(timer);
+ if (timer) window.clearInterval(timer);
+ document.fire("dom:loaded");
document.loaded = true;
- document.fire('dom:loaded');
}
- function checkReadyState() {
- if (document.readyState === 'complete') {
- document.stopObserving('readystatechange', checkReadyState);
- fireContentLoadedEvent();
- }
- }
+ if (document.addEventListener) {
+ if (Prototype.Browser.WebKit) {
+ timer = window.setInterval(function() {
+ if (/loaded|complete/.test(document.readyState))
+ fireContentLoadedEvent();
+ }, 0);
- function pollDoScroll() {
- try { document.documentElement.doScroll('left'); }
- catch(e) {
- timer = pollDoScroll.defer();
- return;
+ Event.observe(window, "load", fireContentLoadedEvent);
+
+ } else {
+ document.addEventListener("DOMContentLoaded",
+ fireContentLoadedEvent, false);
}
- fireContentLoadedEvent();
- }
- if (document.addEventListener) {
- document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false);
} else {
- document.observe('readystatechange', checkReadyState);
- if (window == top)
- timer = pollDoScroll.defer();
+ document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>");
+ $("__onDOMContentLoaded").onreadystatechange = function() {
+ if (this.readyState == "complete") {
+ this.onreadystatechange = null;
+ fireContentLoadedEvent();
+ }
+ };
}
-
- 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,
/*--------------------------------------------------------------------------*/
-(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);
- }
- });
-})();
+Element.addMethods();
\ No newline at end of file
projects / redmine.git / commitdiff