-/* Prototype JavaScript framework, version 1.4.0_pre4
- * (c) 2005 Sam Stephenson <sam@conio.net>
- *
- * THIS FILE IS AUTOMATICALLY GENERATED. When sending patches, please diff
- * against the source tree, available from the Prototype darcs repository.
+/* Prototype JavaScript framework, version 1.5.0
+ * (c) 2005-2007 Sam Stephenson
*
* Prototype is freely distributable under the terms of an MIT-style license.
- *
* For details, see the Prototype web site: http://prototype.conio.net/
*
/*--------------------------------------------------------------------------*/
var Prototype = {
- Version: '1.4.0_pre4',
-
+ Version: '1.5.0',
+ BrowserFeatures: {
+ XPath: !!document.evaluate
+ },
+
+ ScriptFragment: '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)',
emptyFunction: function() {},
- K: function(x) {return x}
+ K: function(x) { return x }
}
var Class = {
create: function() {
- return function() {
+ return function() {
this.initialize.apply(this, arguments);
}
}
var Abstract = new Object();
Object.extend = function(destination, source) {
- for (property in source) {
+ for (var property in source) {
destination[property] = source[property];
}
return destination;
}
-Function.prototype.bind = function(object) {
- var __method = this;
+Object.extend(Object, {
+ inspect: function(object) {
+ try {
+ if (object === undefined) return 'undefined';
+ if (object === null) return 'null';
+ return object.inspect ? object.inspect() : object.toString();
+ } catch (e) {
+ if (e instanceof RangeError) return '...';
+ throw e;
+ }
+ },
+
+ keys: function(object) {
+ var keys = [];
+ for (var property in object)
+ keys.push(property);
+ return keys;
+ },
+
+ values: function(object) {
+ var values = [];
+ for (var property in object)
+ values.push(object[property]);
+ return values;
+ },
+
+ clone: function(object) {
+ return Object.extend({}, object);
+ }
+});
+
+Function.prototype.bind = function() {
+ var __method = this, args = $A(arguments), object = args.shift();
return function() {
- return __method.apply(object, arguments);
+ return __method.apply(object, args.concat($A(arguments)));
}
}
Function.prototype.bindAsEventListener = function(object) {
- var __method = this;
+ var __method = this, args = $A(arguments), object = args.shift();
return function(event) {
- return __method.call(object, event || window.event);
+ return __method.apply(object, [( event || window.event)].concat(args).concat($A(arguments)));
}
}
-Number.prototype.toColorPart = function() {
- var digits = this.toString(16);
- if (this < 16) return '0' + digits;
- return digits;
-}
+Object.extend(Number.prototype, {
+ toColorPart: function() {
+ var digits = this.toString(16);
+ if (this < 16) return '0' + digits;
+ return digits;
+ },
+
+ succ: function() {
+ return this + 1;
+ },
+
+ times: function(iterator) {
+ $R(0, this, true).each(iterator);
+ return this;
+ }
+});
var Try = {
these: function() {
var returnValue;
- for (var i = 0; i < arguments.length; i++) {
+ for (var i = 0, length = arguments.length; i < length; i++) {
var lambda = arguments[i];
try {
returnValue = lambda();
},
registerCallback: function() {
- setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
+ this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
+ },
+
+ stop: function() {
+ if (!this.timer) return;
+ clearInterval(this.timer);
+ this.timer = null;
},
onTimerEvent: function() {
if (!this.currentlyExecuting) {
- try {
+ try {
this.currentlyExecuting = true;
- this.callback();
- } finally {
+ this.callback(this);
+ } finally {
this.currentlyExecuting = false;
}
}
}
}
+String.interpret = function(value){
+ return value == null ? '' : String(value);
+}
-/*--------------------------------------------------------------------------*/
-
-function $() {
- var elements = new Array();
-
- for (var i = 0; i < arguments.length; i++) {
- var element = arguments[i];
- if (typeof element == 'string')
- element = document.getElementById(element);
+Object.extend(String.prototype, {
+ gsub: function(pattern, replacement) {
+ var result = '', source = this, match;
+ replacement = arguments.callee.prepareReplacement(replacement);
+
+ while (source.length > 0) {
+ if (match = source.match(pattern)) {
+ result += source.slice(0, match.index);
+ result += String.interpret(replacement(match));
+ source = source.slice(match.index + match[0].length);
+ } else {
+ result += source, source = '';
+ }
+ }
+ return result;
+ },
- if (arguments.length == 1)
- return element;
+ sub: function(pattern, replacement, count) {
+ replacement = this.gsub.prepareReplacement(replacement);
+ count = count === undefined ? 1 : count;
- elements.push(element);
- }
+ return this.gsub(pattern, function(match) {
+ if (--count < 0) return match[0];
+ return replacement(match);
+ });
+ },
- return elements;
-}
+ scan: function(pattern, iterator) {
+ this.gsub(pattern, iterator);
+ return this;
+ },
-if (!Array.prototype.push) {
- Array.prototype.push = function() {
- var startLength = this.length;
- for (var i = 0; i < arguments.length; i++)
- this[startLength + i] = arguments[i];
- return this.length;
- }
-}
+ truncate: function(length, truncation) {
+ length = length || 30;
+ truncation = truncation === undefined ? '...' : truncation;
+ return this.length > length ?
+ this.slice(0, length - truncation.length) + truncation : this;
+ },
-if (!Function.prototype.apply) {
- // Based on code from http://www.youngpup.net/
- Function.prototype.apply = function(object, parameters) {
- var parameterStrings = new Array();
- if (!object) object = window;
- if (!parameters) parameters = new Array();
-
- for (var i = 0; i < parameters.length; i++)
- parameterStrings[i] = 'parameters[' + i + ']';
-
- object.__apply__ = this;
- var result = eval('object.__apply__(' +
- parameterStrings.join(', ') + ')');
- object.__apply__ = null;
-
- return result;
- }
-}
+ strip: function() {
+ return this.replace(/^\s+/, '').replace(/\s+$/, '');
+ },
-Object.extend(String.prototype, {
stripTags: function() {
return this.replace(/<\/?[^>]+>/gi, '');
},
+ stripScripts: function() {
+ return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
+ },
+
+ extractScripts: function() {
+ var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
+ var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
+ return (this.match(matchAll) || []).map(function(scriptTag) {
+ return (scriptTag.match(matchOne) || ['', ''])[1];
+ });
+ },
+
+ evalScripts: function() {
+ return this.extractScripts().map(function(script) { return eval(script) });
+ },
+
escapeHTML: function() {
var div = document.createElement('div');
var text = document.createTextNode(this);
unescapeHTML: function() {
var div = document.createElement('div');
div.innerHTML = this.stripTags();
- return div.childNodes[0].nodeValue;
+ return div.childNodes[0] ? (div.childNodes.length > 1 ?
+ $A(div.childNodes).inject('',function(memo,node){ return memo+node.nodeValue }) :
+ div.childNodes[0].nodeValue) : '';
},
-
- parseQuery: function() {
- var str = this;
- if (str.substring(0,1) == '?') {
- str = this.substring(1);
- }
- var result = {};
- var pairs = str.split('&');
- for (var i = 0; i < pairs.length; i++) {
- var pair = pairs[i].split('=');
- result[pair[0]] = pair[1];
- }
- return result;
+
+ toQueryParams: function(separator) {
+ var match = this.strip().match(/([^?#]*)(#.*)?$/);
+ if (!match) return {};
+
+ return match[1].split(separator || '&').inject({}, function(hash, pair) {
+ if ((pair = pair.split('='))[0]) {
+ var name = decodeURIComponent(pair[0]);
+ var value = pair[1] ? decodeURIComponent(pair[1]) : undefined;
+
+ if (hash[name] !== undefined) {
+ if (hash[name].constructor != Array)
+ hash[name] = [hash[name]];
+ if (value) hash[name].push(value);
+ }
+ else hash[name] = value;
+ }
+ return hash;
+ });
+ },
+
+ toArray: function() {
+ return this.split('');
+ },
+
+ succ: function() {
+ return this.slice(0, this.length - 1) +
+ String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
+ },
+
+ camelize: function() {
+ var parts = this.split('-'), len = parts.length;
+ if (len == 1) return parts[0];
+
+ var camelized = this.charAt(0) == '-'
+ ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
+ : parts[0];
+
+ for (var i = 1; i < len; i++)
+ camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);
+
+ return camelized;
+ },
+
+ capitalize: function(){
+ return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
+ },
+
+ underscore: function() {
+ return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
+ },
+
+ dasherize: function() {
+ return this.gsub(/_/,'-');
+ },
+
+ inspect: function(useDoubleQuotes) {
+ var escapedString = this.replace(/\\/g, '\\\\');
+ if (useDoubleQuotes)
+ return '"' + escapedString.replace(/"/g, '\\"') + '"';
+ else
+ return "'" + escapedString.replace(/'/g, '\\\'') + "'";
}
});
+String.prototype.gsub.prepareReplacement = function(replacement) {
+ if (typeof replacement == 'function') return replacement;
+ var template = new Template(replacement);
+ return function(match) { return template.evaluate(match) };
+}
+
+String.prototype.parseQuery = String.prototype.toQueryParams;
+
+var Template = Class.create();
+Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
+Template.prototype = {
+ initialize: function(template, pattern) {
+ this.template = template.toString();
+ this.pattern = pattern || Template.Pattern;
+ },
+
+ evaluate: function(object) {
+ return this.template.gsub(this.pattern, function(match) {
+ var before = match[1];
+ if (before == '\\') return match[2];
+ return before + String.interpret(object[match[3]]);
+ });
+ }
+}
-var _break = new Object();
-var _continue = new Object();
+var $break = new Object();
+var $continue = new Object();
var Enumerable = {
each: function(iterator) {
try {
iterator(value, index++);
} catch (e) {
- if (e != _continue) throw e;
+ if (e != $continue) throw e;
}
});
} catch (e) {
- if (e != _break) throw e;
+ if (e != $break) throw e;
}
+ return this;
},
-
+
+ eachSlice: function(number, iterator) {
+ var index = -number, slices = [], array = this.toArray();
+ while ((index += number) < array.length)
+ slices.push(array.slice(index, index+number));
+ return slices.map(iterator);
+ },
+
all: function(iterator) {
var result = true;
this.each(function(value, index) {
- if (!(result &= (iterator || Prototype.K)(value, index)))
- throw _break;
+ result = result && !!(iterator || Prototype.K)(value, index);
+ if (!result) throw $break;
});
return result;
},
-
+
any: function(iterator) {
- var result = true;
+ var result = false;
this.each(function(value, index) {
- if (result &= (iterator || Prototype.K)(value, index))
- throw _break;
+ if (result = !!(iterator || Prototype.K)(value, index))
+ throw $break;
});
return result;
},
-
+
collect: function(iterator) {
var results = [];
this.each(function(value, index) {
- results.push(iterator(value, index));
+ results.push((iterator || Prototype.K)(value, index));
});
return results;
},
-
- detect: function (iterator) {
+
+ detect: function(iterator) {
var result;
this.each(function(value, index) {
if (iterator(value, index)) {
result = value;
- throw _break;
+ throw $break;
}
});
return result;
},
-
+
findAll: function(iterator) {
var results = [];
this.each(function(value, index) {
});
return results;
},
-
+
grep: function(pattern, iterator) {
var results = [];
this.each(function(value, index) {
})
return results;
},
-
+
include: function(object) {
var found = false;
this.each(function(value) {
if (value == object) {
found = true;
- throw _break;
+ throw $break;
}
});
return found;
},
-
+
+ inGroupsOf: function(number, fillWith) {
+ fillWith = fillWith === undefined ? null : fillWith;
+ return this.eachSlice(number, function(slice) {
+ while(slice.length < number) slice.push(fillWith);
+ return slice;
+ });
+ },
+
inject: function(memo, iterator) {
this.each(function(value, index) {
memo = iterator(memo, value, index);
});
return memo;
},
-
+
invoke: function(method) {
var args = $A(arguments).slice(1);
- return this.collect(function(value) {
+ return this.map(function(value) {
return value[method].apply(value, args);
});
},
-
+
max: function(iterator) {
var result;
this.each(function(value, index) {
value = (iterator || Prototype.K)(value, index);
- if (value >= (result || value))
+ if (result == undefined || value >= result)
result = value;
});
return result;
},
-
+
min: function(iterator) {
var result;
this.each(function(value, index) {
value = (iterator || Prototype.K)(value, index);
- if (value <= (result || value))
+ if (result == undefined || value < result)
result = value;
});
return result;
},
-
+
partition: function(iterator) {
var trues = [], falses = [];
this.each(function(value, index) {
- ((iterator || Prototype.K)(value, index) ?
+ ((iterator || Prototype.K)(value, index) ?
trues : falses).push(value);
});
return [trues, falses];
},
-
+
pluck: function(property) {
var results = [];
this.each(function(value, index) {
});
return results;
},
-
+
reject: function(iterator) {
var results = [];
this.each(function(value, index) {
});
return results;
},
-
+
sortBy: function(iterator) {
- return this.collect(function(value, index) {
+ return this.map(function(value, index) {
return {value: value, criteria: iterator(value, index)};
}).sort(function(left, right) {
var a = left.criteria, b = right.criteria;
return a < b ? -1 : a > b ? 1 : 0;
}).pluck('value');
},
-
+
toArray: function() {
- return this.collect(Prototype.K);
+ return this.map();
},
-
+
zip: function() {
var iterator = Prototype.K, args = $A(arguments);
if (typeof args.last() == 'function')
var collections = [this].concat(args).map($A);
return this.map(function(value, index) {
- iterator(value = collections.pluck(index));
- return value;
+ return iterator(collections.pluck(index));
});
+ },
+
+ size: function() {
+ return this.toArray().length;
+ },
+
+ inspect: function() {
+ return '#<Enumerable:' + this.toArray().inspect() + '>';
}
}
member: Enumerable.include,
entries: Enumerable.toArray
});
-
-$A = Array.from = function(iterable) {
- var results = [];
- for (var i = 0; i < iterable.length; i++)
- results.push(iterable[i]);
- return results;
+var $A = Array.from = function(iterable) {
+ if (!iterable) return [];
+ if (iterable.toArray) {
+ return iterable.toArray();
+ } else {
+ var results = [];
+ for (var i = 0, length = iterable.length; i < length; i++)
+ results.push(iterable[i]);
+ return results;
+ }
}
+Object.extend(Array.prototype, Enumerable);
+
+if (!Array.prototype._reverse)
+ Array.prototype._reverse = Array.prototype.reverse;
+
Object.extend(Array.prototype, {
_each: function(iterator) {
- for (var i = 0; i < this.length; i++)
+ for (var i = 0, length = this.length; i < length; i++)
iterator(this[i]);
},
-
+
+ clear: function() {
+ this.length = 0;
+ return this;
+ },
+
first: function() {
return this[0];
},
-
+
last: function() {
return this[this.length - 1];
+ },
+
+ compact: function() {
+ return this.select(function(value) {
+ return value != null;
+ });
+ },
+
+ flatten: function() {
+ return this.inject([], function(array, value) {
+ return array.concat(value && value.constructor == Array ?
+ value.flatten() : [value]);
+ });
+ },
+
+ without: function() {
+ var values = $A(arguments);
+ return this.select(function(value) {
+ return !values.include(value);
+ });
+ },
+
+ indexOf: function(object) {
+ for (var i = 0, length = this.length; i < length; i++)
+ if (this[i] == object) return i;
+ return -1;
+ },
+
+ reverse: function(inline) {
+ return (inline !== false ? this : this.toArray())._reverse();
+ },
+
+ reduce: function() {
+ return this.length > 1 ? this : this[0];
+ },
+
+ uniq: function() {
+ return this.inject([], function(array, value) {
+ return array.include(value) ? array : array.concat([value]);
+ });
+ },
+
+ clone: function() {
+ return [].concat(this);
+ },
+
+ size: function() {
+ return this.length;
+ },
+
+ inspect: function() {
+ return '[' + this.map(Object.inspect).join(', ') + ']';
}
});
-Object.extend(Array.prototype, Enumerable);
+Array.prototype.toArray = Array.prototype.clone;
+
+function $w(string){
+ string = string.strip();
+ return string ? string.split(/\s+/) : [];
+}
+
+if(window.opera){
+ Array.prototype.concat = function(){
+ var array = [];
+ for(var i = 0, length = this.length; i < length; i++) array.push(this[i]);
+ for(var i = 0, length = arguments.length; i < length; i++) {
+ if(arguments[i].constructor == Array) {
+ for(var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
+ array.push(arguments[i][j]);
+ } else {
+ array.push(arguments[i]);
+ }
+ }
+ return array;
+ }
+}
+var Hash = function(obj) {
+ Object.extend(this, obj || {});
+};
+
+Object.extend(Hash, {
+ toQueryString: function(obj) {
+ var parts = [];
+
+ this.prototype._each.call(obj, function(pair) {
+ if (!pair.key) return;
+
+ if (pair.value && pair.value.constructor == Array) {
+ var values = pair.value.compact();
+ if (values.length < 2) pair.value = values.reduce();
+ else {
+ key = encodeURIComponent(pair.key);
+ values.each(function(value) {
+ value = value != undefined ? encodeURIComponent(value) : '';
+ parts.push(key + '=' + encodeURIComponent(value));
+ });
+ return;
+ }
+ }
+ if (pair.value == undefined) pair[1] = '';
+ parts.push(pair.map(encodeURIComponent).join('='));
+ });
+
+ return parts.join('&');
+ }
+});
+
+Object.extend(Hash.prototype, Enumerable);
+Object.extend(Hash.prototype, {
+ _each: function(iterator) {
+ for (var key in this) {
+ var value = this[key];
+ if (value && value == Hash.prototype[key]) continue;
+
+ var pair = [key, value];
+ pair.key = key;
+ pair.value = value;
+ iterator(pair);
+ }
+ },
+
+ keys: function() {
+ return this.pluck('key');
+ },
+
+ values: function() {
+ return this.pluck('value');
+ },
+
+ merge: function(hash) {
+ return $H(hash).inject(this, function(mergedHash, pair) {
+ mergedHash[pair.key] = pair.value;
+ return mergedHash;
+ });
+ },
+
+ remove: function() {
+ var result;
+ for(var i = 0, length = arguments.length; i < length; i++) {
+ var value = this[arguments[i]];
+ if (value !== undefined){
+ if (result === undefined) result = value;
+ else {
+ if (result.constructor != Array) result = [result];
+ result.push(value)
+ }
+ }
+ delete this[arguments[i]];
+ }
+ return result;
+ },
+ toQueryString: function() {
+ return Hash.toQueryString(this);
+ },
+
+ inspect: function() {
+ return '#<Hash:{' + this.map(function(pair) {
+ return pair.map(Object.inspect).join(': ');
+ }).join(', ') + '}>';
+ }
+});
+
+function $H(object) {
+ if (object && object.constructor == Hash) return object;
+ return new Hash(object);
+};
+ObjectRange = Class.create();
+Object.extend(ObjectRange.prototype, Enumerable);
+Object.extend(ObjectRange.prototype, {
+ initialize: function(start, end, exclusive) {
+ this.start = start;
+ this.end = end;
+ this.exclusive = exclusive;
+ },
+
+ _each: function(iterator) {
+ var value = this.start;
+ while (this.include(value)) {
+ iterator(value);
+ value = value.succ();
+ }
+ },
+
+ include: function(value) {
+ if (value < this.start)
+ return false;
+ if (this.exclusive)
+ return value < this.end;
+ return value <= this.end;
+ }
+});
+
+var $R = function(start, end, exclusive) {
+ return new ObjectRange(start, end, exclusive);
+}
var Ajax = {
getTransport: function() {
return Try.these(
+ function() {return new XMLHttpRequest()},
function() {return new ActiveXObject('Msxml2.XMLHTTP')},
- function() {return new ActiveXObject('Microsoft.XMLHTTP')},
- function() {return new XMLHttpRequest()}
+ function() {return new ActiveXObject('Microsoft.XMLHTTP')}
) || false;
- }
+ },
+
+ activeRequestCount: 0
}
+Ajax.Responders = {
+ responders: [],
+
+ _each: function(iterator) {
+ this.responders._each(iterator);
+ },
+
+ register: function(responder) {
+ if (!this.include(responder))
+ this.responders.push(responder);
+ },
+
+ unregister: function(responder) {
+ this.responders = this.responders.without(responder);
+ },
+
+ dispatch: function(callback, request, transport, json) {
+ this.each(function(responder) {
+ if (typeof responder[callback] == 'function') {
+ try {
+ responder[callback].apply(responder, [request, transport, json]);
+ } catch (e) {}
+ }
+ });
+ }
+};
+
+Object.extend(Ajax.Responders, Enumerable);
+
+Ajax.Responders.register({
+ onCreate: function() {
+ Ajax.activeRequestCount++;
+ },
+ onComplete: function() {
+ Ajax.activeRequestCount--;
+ }
+});
+
Ajax.Base = function() {};
Ajax.Base.prototype = {
setOptions: function(options) {
this.options = {
method: 'post',
asynchronous: true,
+ contentType: 'application/x-www-form-urlencoded',
+ encoding: 'UTF-8',
parameters: ''
}
Object.extend(this.options, options || {});
- },
- responseIsSuccess: function() {
- return this.transport.status == undefined
- || this.transport.status == 0
- || (this.transport.status >= 200 && this.transport.status < 300);
- },
-
- responseIsFailure: function() {
- return !this.responseIsSuccess();
+ this.options.method = this.options.method.toLowerCase();
+ if (typeof this.options.parameters == 'string')
+ this.options.parameters = this.options.parameters.toQueryParams();
}
}
Ajax.Request = Class.create();
-Ajax.Request.Events =
+Ajax.Request.Events =
['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
+ _complete: false,
+
initialize: function(url, options) {
this.transport = Ajax.getTransport();
this.setOptions(options);
},
request: function(url) {
- var parameters = this.options.parameters || '';
- if (parameters.length > 0) parameters += '&_=';
+ this.url = url;
+ this.method = this.options.method;
+ var params = this.options.parameters;
+
+ if (!['get', 'post'].include(this.method)) {
+ // simulate other verbs over post
+ params['_method'] = this.method;
+ this.method = 'post';
+ }
+
+ params = Hash.toQueryString(params);
+ if (params && /Konqueror|Safari|KHTML/.test(navigator.userAgent)) params += '&_='
+
+ // when GET, append parameters to URL
+ if (this.method == 'get' && params)
+ this.url += (this.url.indexOf('?') > -1 ? '&' : '?') + params;
try {
- if (this.options.method == 'get')
- url += '?' + parameters;
+ Ajax.Responders.dispatch('onCreate', this, this.transport);
- this.transport.open(this.options.method, url,
+ this.transport.open(this.method.toUpperCase(), this.url,
this.options.asynchronous);
- if (this.options.asynchronous) {
- this.transport.onreadystatechange = this.onStateChange.bind(this);
- setTimeout((function() {this.respondToReadyState(1)}).bind(this), 10);
- }
+ if (this.options.asynchronous)
+ setTimeout(function() { this.respondToReadyState(1) }.bind(this), 10);
+ this.transport.onreadystatechange = this.onStateChange.bind(this);
this.setRequestHeaders();
- var body = this.options.postBody ? this.options.postBody : parameters;
- this.transport.send(this.options.method == 'post' ? body : null);
+ var body = this.method == 'post' ? (this.options.postBody || params) : null;
- } catch (e) {
+ this.transport.send(body);
+
+ /* Force Firefox to handle ready state 4 for synchronous requests */
+ if (!this.options.asynchronous && this.transport.overrideMimeType)
+ this.onStateChange();
+
+ }
+ catch (e) {
+ this.dispatchException(e);
}
},
- setRequestHeaders: function() {
- var requestHeaders =
- ['X-Requested-With', 'XMLHttpRequest',
- 'X-Prototype-Version', Prototype.Version];
-
- if (this.options.method == 'post') {
- requestHeaders.push('Content-type',
- 'application/x-www-form-urlencoded');
+ onStateChange: function() {
+ var readyState = this.transport.readyState;
+ if (readyState > 1 && !((readyState == 4) && this._complete))
+ this.respondToReadyState(this.transport.readyState);
+ },
- /* Force "Connection: close" for Mozilla browsers to work around
- * a bug where XMLHttpReqeuest sends an incorrect Content-length
- * header. See Mozilla Bugzilla #246651.
+ setRequestHeaders: function() {
+ var headers = {
+ 'X-Requested-With': 'XMLHttpRequest',
+ 'X-Prototype-Version': Prototype.Version,
+ 'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
+ };
+
+ if (this.method == 'post') {
+ headers['Content-type'] = this.options.contentType +
+ (this.options.encoding ? '; charset=' + this.options.encoding : '');
+
+ /* Force "Connection: close" for older Mozilla browsers to work
+ * around a bug where XMLHttpRequest sends an incorrect
+ * Content-length header. See Mozilla Bugzilla #246651.
*/
- if (this.transport.overrideMimeType)
- requestHeaders.push('Connection', 'close');
+ if (this.transport.overrideMimeType &&
+ (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
+ headers['Connection'] = 'close';
}
- if (this.options.requestHeaders)
- requestHeaders.push.apply(requestHeaders, this.options.requestHeaders);
+ // user-defined headers
+ if (typeof this.options.requestHeaders == 'object') {
+ var extras = this.options.requestHeaders;
- for (var i = 0; i < requestHeaders.length; i += 2)
- this.transport.setRequestHeader(requestHeaders[i], requestHeaders[i+1]);
+ if (typeof extras.push == 'function')
+ for (var i = 0, length = extras.length; i < length; i += 2)
+ headers[extras[i]] = extras[i+1];
+ else
+ $H(extras).each(function(pair) { headers[pair.key] = pair.value });
+ }
+
+ for (var name in headers)
+ this.transport.setRequestHeader(name, headers[name]);
},
- onStateChange: function() {
- var readyState = this.transport.readyState;
- if (readyState != 1)
- this.respondToReadyState(this.transport.readyState);
+ success: function() {
+ return !this.transport.status
+ || (this.transport.status >= 200 && this.transport.status < 300);
},
respondToReadyState: function(readyState) {
- var event = Ajax.Request.Events[readyState];
+ var state = Ajax.Request.Events[readyState];
+ var transport = this.transport, json = this.evalJSON();
+
+ if (state == 'Complete') {
+ try {
+ this._complete = true;
+ (this.options['on' + this.transport.status]
+ || this.options['on' + (this.success() ? 'Success' : 'Failure')]
+ || Prototype.emptyFunction)(transport, json);
+ } catch (e) {
+ this.dispatchException(e);
+ }
- if (event == 'Complete')
- (this.options['on' + this.transport.status]
- || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')]
- || Prototype.emptyFunction)(this.transport);
+ if ((this.getHeader('Content-type') || 'text/javascript').strip().
+ match(/^(text|application)\/(x-)?(java|ecma)script(;.*)?$/i))
+ this.evalResponse();
+ }
- (this.options['on' + event] || Prototype.emptyFunction)(this.transport);
+ try {
+ (this.options['on' + state] || Prototype.emptyFunction)(transport, json);
+ Ajax.Responders.dispatch('on' + state, this, transport, json);
+ } catch (e) {
+ this.dispatchException(e);
+ }
- /* Avoid memory leak in MSIE: clean up the oncomplete event handler */
- if (event == 'Complete')
+ if (state == 'Complete') {
+ // avoid memory leak in MSIE: clean up
this.transport.onreadystatechange = Prototype.emptyFunction;
+ }
+ },
+
+ getHeader: function(name) {
+ try {
+ return this.transport.getResponseHeader(name);
+ } catch (e) { return null }
+ },
+
+ evalJSON: function() {
+ try {
+ var json = this.getHeader('X-JSON');
+ return json ? eval('(' + json + ')') : null;
+ } catch (e) { return null }
+ },
+
+ evalResponse: function() {
+ try {
+ return eval(this.transport.responseText);
+ } catch (e) {
+ this.dispatchException(e);
+ }
+ },
+
+ dispatchException: function(exception) {
+ (this.options.onException || Prototype.emptyFunction)(this, exception);
+ Ajax.Responders.dispatch('onException', this, exception);
}
});
Ajax.Updater = Class.create();
-Ajax.Updater.ScriptFragment = '(?:<script.*?>)((\n|.)*?)(?:<\/script>)';
Object.extend(Object.extend(Ajax.Updater.prototype, Ajax.Request.prototype), {
initialize: function(container, url, options) {
- this.containers = {
- success: container.success ? $(container.success) : $(container),
- failure: container.failure ? $(container.failure) :
- (container.success ? null : $(container))
+ this.container = {
+ success: (container.success || container),
+ failure: (container.failure || (container.success ? null : container))
}
this.transport = Ajax.getTransport();
this.setOptions(options);
var onComplete = this.options.onComplete || Prototype.emptyFunction;
- this.options.onComplete = (function() {
+ this.options.onComplete = (function(transport, param) {
this.updateContent();
- onComplete(this.transport);
+ onComplete(transport, param);
}).bind(this);
this.request(url);
},
updateContent: function() {
- var receiver = this.responseIsSuccess() ?
- this.containers.success : this.containers.failure;
+ var receiver = this.container[this.success() ? 'success' : 'failure'];
+ var response = this.transport.responseText;
- var match = new RegExp(Ajax.Updater.ScriptFragment, 'img');
- var response = this.transport.responseText.replace(match, '');
- var scripts = this.transport.responseText.match(match);
+ if (!this.options.evalScripts) response = response.stripScripts();
- if (receiver) {
- if (this.options.insertion) {
+ if (receiver = $(receiver)) {
+ if (this.options.insertion)
new this.options.insertion(receiver, response);
- } else {
- receiver.innerHTML = response;
- }
+ else
+ receiver.update(response);
}
- if (this.responseIsSuccess()) {
+ if (this.success()) {
if (this.onComplete)
- setTimeout((function() {this.onComplete(
- this.transport)}).bind(this), 10);
- }
-
- if (this.options.evalScripts && scripts) {
- match = new RegExp(Ajax.Updater.ScriptFragment, 'im');
- setTimeout((function() {
- for (var i = 0; i < scripts.length; i++)
- eval(scripts[i].match(match)[1]);
- }).bind(this), 10);
+ setTimeout(this.onComplete.bind(this), 10);
}
}
});
this.onComplete = this.options.onComplete;
this.frequency = (this.options.frequency || 2);
- this.decay = 1;
+ this.decay = (this.options.decay || 1);
this.updater = {};
this.container = container;
},
stop: function() {
- this.updater.onComplete = undefined;
+ this.updater.options.onComplete = undefined;
clearTimeout(this.timer);
- (this.onComplete || Ajax.emptyFunction).apply(this, arguments);
+ (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
},
updateComplete: function(request) {
if (this.options.decay) {
- this.decay = (request.responseText == this.lastText ?
+ this.decay = (request.responseText == this.lastText ?
this.decay * this.options.decay : 1);
this.lastText = request.responseText;
}
- this.timer = setTimeout(this.onTimerEvent.bind(this),
+ this.timer = setTimeout(this.onTimerEvent.bind(this),
this.decay * this.frequency * 1000);
},
this.updater = new Ajax.Updater(this.container, this.url, this.options);
}
});
+function $(element) {
+ if (arguments.length > 1) {
+ for (var i = 0, elements = [], length = arguments.length; i < length; i++)
+ elements.push($(arguments[i]));
+ return elements;
+ }
+ if (typeof element == 'string')
+ element = document.getElementById(element);
+ return Element.extend(element);
+}
-document.getElementsByClassName = function(className) {
- var children = document.getElementsByTagName('*') || document.all;
- var elements = new Array();
-
- for (var i = 0; i < children.length; i++) {
- var child = children[i];
- var classNames = child.className.split(' ');
- for (var j = 0; j < classNames.length; j++) {
- if (classNames[j] == className) {
- elements.push(child);
- break;
- }
+if (Prototype.BrowserFeatures.XPath) {
+ document._getElementsByXPath = function(expression, parentElement) {
+ var results = [];
+ var query = document.evaluate(expression, $(parentElement) || document,
+ null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
+ for (var i = 0, length = query.snapshotLength; i < length; i++)
+ results.push(query.snapshotItem(i));
+ return results;
+ };
+}
+
+document.getElementsByClassName = function(className, parentElement) {
+ if (Prototype.BrowserFeatures.XPath) {
+ var q = ".//*[contains(concat(' ', @class, ' '), ' " + className + " ')]";
+ return document._getElementsByXPath(q, parentElement);
+ } else {
+ var children = ($(parentElement) || document.body).getElementsByTagName('*');
+ var elements = [], child;
+ for (var i = 0, length = children.length; i < length; i++) {
+ child = children[i];
+ if (Element.hasClassName(child, className))
+ elements.push(Element.extend(child));
}
+ return elements;
}
-
- return elements;
-}
+};
/*--------------------------------------------------------------------------*/
-if (!window.Element) {
+if (!window.Element)
var Element = new Object();
-}
-Object.extend(Element, {
- toggle: function() {
- for (var i = 0; i < arguments.length; i++) {
- var element = $(arguments[i]);
- element.style.display =
- (element.style.display == 'none' ? '' : 'none');
+Element.extend = function(element) {
+ if (!element || _nativeExtensions || element.nodeType == 3) return element;
+
+ if (!element._extended && element.tagName && element != window) {
+ var methods = Object.clone(Element.Methods), cache = Element.extend.cache;
+
+ if (element.tagName == 'FORM')
+ Object.extend(methods, Form.Methods);
+ if (['INPUT', 'TEXTAREA', 'SELECT'].include(element.tagName))
+ Object.extend(methods, Form.Element.Methods);
+
+ Object.extend(methods, Element.Methods.Simulated);
+
+ for (var property in methods) {
+ var value = methods[property];
+ if (typeof value == 'function' && !(property in element))
+ element[property] = cache.findOrStore(value);
}
- },
+ }
+
+ element._extended = true;
+ return element;
+};
- hide: function() {
- for (var i = 0; i < arguments.length; i++) {
- var element = $(arguments[i]);
- element.style.display = 'none';
+Element.extend.cache = {
+ findOrStore: function(value) {
+ return this[value] = this[value] || function() {
+ return value.apply(null, [this].concat($A(arguments)));
}
+ }
+};
+
+Element.Methods = {
+ visible: function(element) {
+ return $(element).style.display != 'none';
},
- show: function() {
- for (var i = 0; i < arguments.length; i++) {
- var element = $(arguments[i]);
- element.style.display = '';
- }
+ toggle: function(element) {
+ element = $(element);
+ Element[Element.visible(element) ? 'hide' : 'show'](element);
+ return element;
+ },
+
+ hide: function(element) {
+ $(element).style.display = 'none';
+ return element;
+ },
+
+ show: function(element) {
+ $(element).style.display = '';
+ return element;
},
remove: function(element) {
element = $(element);
element.parentNode.removeChild(element);
+ return element;
},
-
- getHeight: function(element) {
+
+ update: function(element, html) {
+ html = typeof html == 'undefined' ? '' : html.toString();
+ $(element).innerHTML = html.stripScripts();
+ setTimeout(function() {html.evalScripts()}, 10);
+ return element;
+ },
+
+ replace: function(element, html) {
element = $(element);
- return element.offsetHeight;
+ html = typeof html == 'undefined' ? '' : html.toString();
+ if (element.outerHTML) {
+ element.outerHTML = html.stripScripts();
+ } else {
+ var range = element.ownerDocument.createRange();
+ range.selectNodeContents(element);
+ element.parentNode.replaceChild(
+ range.createContextualFragment(html.stripScripts()), element);
+ }
+ setTimeout(function() {html.evalScripts()}, 10);
+ return element;
},
- hasClassName: function(element, className) {
+ inspect: function(element) {
element = $(element);
- if (!element)
- return;
- var a = element.className.split(' ');
- for (var i = 0; i < a.length; i++) {
- if (a[i] == className)
- return true;
+ var result = '<' + element.tagName.toLowerCase();
+ $H({'id': 'id', 'className': 'class'}).each(function(pair) {
+ var property = pair.first(), attribute = pair.last();
+ var value = (element[property] || '').toString();
+ if (value) result += ' ' + attribute + '=' + value.inspect(true);
+ });
+ return result + '>';
+ },
+
+ recursivelyCollect: function(element, property) {
+ element = $(element);
+ var elements = [];
+ while (element = element[property])
+ if (element.nodeType == 1)
+ elements.push(Element.extend(element));
+ return elements;
+ },
+
+ ancestors: function(element) {
+ return $(element).recursivelyCollect('parentNode');
+ },
+
+ descendants: function(element) {
+ return $A($(element).getElementsByTagName('*'));
+ },
+
+ immediateDescendants: function(element) {
+ if (!(element = $(element).firstChild)) return [];
+ while (element && element.nodeType != 1) element = element.nextSibling;
+ if (element) return [element].concat($(element).nextSiblings());
+ return [];
+ },
+
+ previousSiblings: function(element) {
+ return $(element).recursivelyCollect('previousSibling');
+ },
+
+ nextSiblings: function(element) {
+ return $(element).recursivelyCollect('nextSibling');
+ },
+
+ siblings: function(element) {
+ element = $(element);
+ return element.previousSiblings().reverse().concat(element.nextSiblings());
+ },
+
+ match: function(element, selector) {
+ if (typeof selector == 'string')
+ selector = new Selector(selector);
+ return selector.match($(element));
+ },
+
+ up: function(element, expression, index) {
+ return Selector.findElement($(element).ancestors(), expression, index);
+ },
+
+ down: function(element, expression, index) {
+ return Selector.findElement($(element).descendants(), expression, index);
+ },
+
+ previous: function(element, expression, index) {
+ return Selector.findElement($(element).previousSiblings(), expression, index);
+ },
+
+ next: function(element, expression, index) {
+ return Selector.findElement($(element).nextSiblings(), expression, index);
+ },
+
+ getElementsBySelector: function() {
+ var args = $A(arguments), element = $(args.shift());
+ return Selector.findChildElements(element, args);
+ },
+
+ getElementsByClassName: function(element, className) {
+ return document.getElementsByClassName(className, element);
+ },
+
+ readAttribute: function(element, name) {
+ element = $(element);
+ if (document.all && !window.opera) {
+ var t = Element._attributeTranslations;
+ if (t.values[name]) return t.values[name](element, name);
+ if (t.names[name]) name = t.names[name];
+ var attribute = element.attributes[name];
+ if(attribute) return attribute.nodeValue;
}
+ return element.getAttribute(name);
+ },
+
+ getHeight: function(element) {
+ return $(element).getDimensions().height;
+ },
+
+ getWidth: function(element) {
+ return $(element).getDimensions().width;
+ },
+
+ classNames: function(element) {
+ return new Element.ClassNames(element);
+ },
+
+ hasClassName: function(element, className) {
+ if (!(element = $(element))) return;
+ var elementClassName = element.className;
+ if (elementClassName.length == 0) return false;
+ if (elementClassName == className ||
+ elementClassName.match(new RegExp("(^|\\s)" + className + "(\\s|$)")))
+ return true;
return false;
},
addClassName: function(element, className) {
+ if (!(element = $(element))) return;
+ Element.classNames(element).add(className);
+ return element;
+ },
+
+ removeClassName: function(element, className) {
+ if (!(element = $(element))) return;
+ Element.classNames(element).remove(className);
+ return element;
+ },
+
+ toggleClassName: function(element, className) {
+ if (!(element = $(element))) return;
+ Element.classNames(element)[element.hasClassName(className) ? 'remove' : 'add'](className);
+ return element;
+ },
+
+ observe: function() {
+ Event.observe.apply(Event, arguments);
+ return $A(arguments).first();
+ },
+
+ stopObserving: function() {
+ Event.stopObserving.apply(Event, arguments);
+ return $A(arguments).first();
+ },
+
+ // removes whitespace-only text node children
+ cleanWhitespace: function(element) {
element = $(element);
- Element.removeClassName(element, className);
- element.className += ' ' + className;
+ var node = element.firstChild;
+ while (node) {
+ var nextNode = node.nextSibling;
+ if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
+ element.removeChild(node);
+ node = nextNode;
+ }
+ return element;
},
- removeClassName: function(element, className) {
+ empty: function(element) {
+ return $(element).innerHTML.match(/^\s*$/);
+ },
+
+ descendantOf: function(element, ancestor) {
+ element = $(element), ancestor = $(ancestor);
+ while (element = element.parentNode)
+ if (element == ancestor) return true;
+ return false;
+ },
+
+ scrollTo: function(element) {
+ element = $(element);
+ var pos = Position.cumulativeOffset(element);
+ window.scrollTo(pos[0], pos[1]);
+ return element;
+ },
+
+ getStyle: function(element, style) {
+ element = $(element);
+ if (['float','cssFloat'].include(style))
+ style = (typeof element.style.styleFloat != 'undefined' ? 'styleFloat' : 'cssFloat');
+ style = style.camelize();
+ var value = element.style[style];
+ if (!value) {
+ if (document.defaultView && document.defaultView.getComputedStyle) {
+ var css = document.defaultView.getComputedStyle(element, null);
+ value = css ? css[style] : null;
+ } else if (element.currentStyle) {
+ value = element.currentStyle[style];
+ }
+ }
+
+ if((value == 'auto') && ['width','height'].include(style) && (element.getStyle('display') != 'none'))
+ value = element['offset'+style.capitalize()] + 'px';
+
+ if (window.opera && ['left', 'top', 'right', 'bottom'].include(style))
+ if (Element.getStyle(element, 'position') == 'static') value = 'auto';
+ if(style == 'opacity') {
+ if(value) return parseFloat(value);
+ if(value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
+ if(value[1]) return parseFloat(value[1]) / 100;
+ return 1.0;
+ }
+ return value == 'auto' ? null : value;
+ },
+
+ setStyle: function(element, style) {
+ element = $(element);
+ for (var name in style) {
+ var value = style[name];
+ if(name == 'opacity') {
+ if (value == 1) {
+ value = (/Gecko/.test(navigator.userAgent) &&
+ !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 0.999999 : 1.0;
+ if(/MSIE/.test(navigator.userAgent) && !window.opera)
+ element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'');
+ } else if(value == '') {
+ if(/MSIE/.test(navigator.userAgent) && !window.opera)
+ element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'');
+ } else {
+ if(value < 0.00001) value = 0;
+ if(/MSIE/.test(navigator.userAgent) && !window.opera)
+ element.style.filter = element.getStyle('filter').replace(/alpha\([^\)]*\)/gi,'') +
+ 'alpha(opacity='+value*100+')';
+ }
+ } else if(['float','cssFloat'].include(name)) name = (typeof element.style.styleFloat != 'undefined') ? 'styleFloat' : 'cssFloat';
+ element.style[name.camelize()] = value;
+ }
+ return element;
+ },
+
+ getDimensions: function(element) {
+ element = $(element);
+ var display = $(element).getStyle('display');
+ if (display != 'none' && display != null) // Safari bug
+ return {width: element.offsetWidth, height: element.offsetHeight};
+
+ // All *Width and *Height properties give 0 on elements with display none,
+ // so enable the element temporarily
+ var els = element.style;
+ var originalVisibility = els.visibility;
+ var originalPosition = els.position;
+ var originalDisplay = els.display;
+ els.visibility = 'hidden';
+ els.position = 'absolute';
+ els.display = 'block';
+ var originalWidth = element.clientWidth;
+ var originalHeight = element.clientHeight;
+ els.display = originalDisplay;
+ els.position = originalPosition;
+ els.visibility = originalVisibility;
+ return {width: originalWidth, height: originalHeight};
+ },
+
+ makePositioned: function(element) {
+ element = $(element);
+ var pos = Element.getStyle(element, 'position');
+ if (pos == 'static' || !pos) {
+ element._madePositioned = true;
+ element.style.position = 'relative';
+ // Opera returns the offset relative to the positioning context, when an
+ // element is position relative but top and left have not been defined
+ if (window.opera) {
+ element.style.top = 0;
+ element.style.left = 0;
+ }
+ }
+ return element;
+ },
+
+ undoPositioned: function(element) {
+ element = $(element);
+ if (element._madePositioned) {
+ element._madePositioned = undefined;
+ element.style.position =
+ element.style.top =
+ element.style.left =
+ element.style.bottom =
+ element.style.right = '';
+ }
+ return element;
+ },
+
+ makeClipping: function(element) {
+ element = $(element);
+ if (element._overflow) return element;
+ element._overflow = element.style.overflow || 'auto';
+ if ((Element.getStyle(element, 'overflow') || 'visible') != 'hidden')
+ element.style.overflow = 'hidden';
+ return element;
+ },
+
+ undoClipping: function(element) {
+ element = $(element);
+ if (!element._overflow) return element;
+ element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
+ element._overflow = null;
+ return element;
+ }
+};
+
+Object.extend(Element.Methods, {childOf: Element.Methods.descendantOf});
+
+Element._attributeTranslations = {};
+
+Element._attributeTranslations.names = {
+ colspan: "colSpan",
+ rowspan: "rowSpan",
+ valign: "vAlign",
+ datetime: "dateTime",
+ accesskey: "accessKey",
+ tabindex: "tabIndex",
+ enctype: "encType",
+ maxlength: "maxLength",
+ readonly: "readOnly",
+ longdesc: "longDesc"
+};
+
+Element._attributeTranslations.values = {
+ _getAttr: function(element, attribute) {
+ return element.getAttribute(attribute, 2);
+ },
+
+ _flag: function(element, attribute) {
+ return $(element).hasAttribute(attribute) ? attribute : null;
+ },
+
+ style: function(element) {
+ return element.style.cssText.toLowerCase();
+ },
+
+ title: function(element) {
+ var node = element.getAttributeNode('title');
+ return node.specified ? node.nodeValue : null;
+ }
+};
+
+Object.extend(Element._attributeTranslations.values, {
+ href: Element._attributeTranslations.values._getAttr,
+ src: Element._attributeTranslations.values._getAttr,
+ disabled: Element._attributeTranslations.values._flag,
+ checked: Element._attributeTranslations.values._flag,
+ readonly: Element._attributeTranslations.values._flag,
+ multiple: Element._attributeTranslations.values._flag
+});
+
+Element.Methods.Simulated = {
+ hasAttribute: function(element, attribute) {
+ var t = Element._attributeTranslations;
+ attribute = t.names[attribute] || attribute;
+ return $(element).getAttributeNode(attribute).specified;
+ }
+};
+
+// IE is missing .innerHTML support for TABLE-related elements
+if (document.all && !window.opera){
+ Element.Methods.update = function(element, html) {
element = $(element);
- if (!element)
- return;
- var newClassName = '';
- var a = element.className.split(' ');
- for (var i = 0; i < a.length; i++) {
- if (a[i] != className) {
- if (i > 0)
- newClassName += ' ';
- newClassName += a[i];
+ html = typeof html == 'undefined' ? '' : html.toString();
+ var tagName = element.tagName.toUpperCase();
+ if (['THEAD','TBODY','TR','TD'].include(tagName)) {
+ var div = document.createElement('div');
+ switch (tagName) {
+ case 'THEAD':
+ case 'TBODY':
+ div.innerHTML = '<table><tbody>' + html.stripScripts() + '</tbody></table>';
+ depth = 2;
+ break;
+ case 'TR':
+ div.innerHTML = '<table><tbody><tr>' + html.stripScripts() + '</tr></tbody></table>';
+ depth = 3;
+ break;
+ case 'TD':
+ div.innerHTML = '<table><tbody><tr><td>' + html.stripScripts() + '</td></tr></tbody></table>';
+ depth = 4;
}
+ $A(element.childNodes).each(function(node){
+ element.removeChild(node)
+ });
+ depth.times(function(){ div = div.firstChild });
+
+ $A(div.childNodes).each(
+ function(node){ element.appendChild(node) });
+ } else {
+ element.innerHTML = html.stripScripts();
}
- element.className = newClassName;
- },
-
- // removes whitespace-only text node children
- cleanWhitespace: function(element) {
- var element = $(element);
- for (var i = 0; i < element.childNodes.length; i++) {
- var node = element.childNodes[i];
- if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
- Element.remove(node);
+ setTimeout(function() {html.evalScripts()}, 10);
+ return element;
+ }
+};
+
+Object.extend(Element, Element.Methods);
+
+var _nativeExtensions = false;
+
+if(/Konqueror|Safari|KHTML/.test(navigator.userAgent))
+ ['', 'Form', 'Input', 'TextArea', 'Select'].each(function(tag) {
+ var className = 'HTML' + tag + 'Element';
+ if(window[className]) return;
+ var klass = window[className] = {};
+ klass.prototype = document.createElement(tag ? tag.toLowerCase() : 'div').__proto__;
+ });
+
+Element.addMethods = function(methods) {
+ Object.extend(Element.Methods, methods || {});
+
+ function copy(methods, destination, onlyIfAbsent) {
+ onlyIfAbsent = onlyIfAbsent || false;
+ var cache = Element.extend.cache;
+ for (var property in methods) {
+ var value = methods[property];
+ if (!onlyIfAbsent || !(property in destination))
+ destination[property] = cache.findOrStore(value);
}
}
-});
+
+ if (typeof HTMLElement != 'undefined') {
+ copy(Element.Methods, HTMLElement.prototype);
+ copy(Element.Methods.Simulated, HTMLElement.prototype, true);
+ copy(Form.Methods, HTMLFormElement.prototype);
+ [HTMLInputElement, HTMLTextAreaElement, HTMLSelectElement].each(function(klass) {
+ copy(Form.Element.Methods, klass.prototype);
+ });
+ _nativeExtensions = true;
+ }
+}
var Toggle = new Object();
Toggle.display = Element.toggle;
Abstract.Insertion.prototype = {
initialize: function(element, content) {
this.element = $(element);
- this.content = content;
-
+ this.content = content.stripScripts();
+
if (this.adjacency && this.element.insertAdjacentHTML) {
- this.element.insertAdjacentHTML(this.adjacency, this.content);
+ try {
+ this.element.insertAdjacentHTML(this.adjacency, this.content);
+ } catch (e) {
+ var tagName = this.element.tagName.toUpperCase();
+ if (['TBODY', 'TR'].include(tagName)) {
+ this.insertContent(this.contentFromAnonymousTable());
+ } else {
+ throw e;
+ }
+ }
} else {
this.range = this.element.ownerDocument.createRange();
if (this.initializeRange) this.initializeRange();
- this.fragment = this.range.createContextualFragment(this.content);
- this.insertContent();
+ this.insertContent([this.range.createContextualFragment(this.content)]);
}
+
+ setTimeout(function() {content.evalScripts()}, 10);
+ },
+
+ contentFromAnonymousTable: function() {
+ var div = document.createElement('div');
+ div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>';
+ return $A(div.childNodes[0].childNodes[0].childNodes);
}
}
initializeRange: function() {
this.range.setStartBefore(this.element);
},
-
- insertContent: function() {
- this.element.parentNode.insertBefore(this.fragment, this.element);
+
+ insertContent: function(fragments) {
+ fragments.each((function(fragment) {
+ this.element.parentNode.insertBefore(fragment, this.element);
+ }).bind(this));
}
});
this.range.selectNodeContents(this.element);
this.range.collapse(true);
},
-
- insertContent: function() {
- this.element.insertBefore(this.fragment, this.element.firstChild);
+
+ insertContent: function(fragments) {
+ fragments.reverse(false).each((function(fragment) {
+ this.element.insertBefore(fragment, this.element.firstChild);
+ }).bind(this));
}
});
this.range.selectNodeContents(this.element);
this.range.collapse(this.element);
},
-
- insertContent: function() {
- this.element.appendChild(this.fragment);
+
+ insertContent: function(fragments) {
+ fragments.each((function(fragment) {
+ this.element.appendChild(fragment);
+ }).bind(this));
}
});
initializeRange: function() {
this.range.setStartAfter(this.element);
},
-
- insertContent: function() {
- this.element.parentNode.insertBefore(this.fragment,
- this.element.nextSibling);
+
+ insertContent: function(fragments) {
+ fragments.each((function(fragment) {
+ this.element.parentNode.insertBefore(fragment,
+ this.element.nextSibling);
+ }).bind(this));
}
});
-var Field = {
- clear: function() {
- for (var i = 0; i < arguments.length; i++)
- $(arguments[i]).value = '';
+/*--------------------------------------------------------------------------*/
+
+Element.ClassNames = Class.create();
+Element.ClassNames.prototype = {
+ initialize: function(element) {
+ this.element = $(element);
},
- focus: function(element) {
- $(element).focus();
+ _each: function(iterator) {
+ this.element.className.split(/\s+/).select(function(name) {
+ return name.length > 0;
+ })._each(iterator);
},
-
- present: function() {
- for (var i = 0; i < arguments.length; i++)
- if ($(arguments[i]).value == '') return false;
- return true;
+
+ set: function(className) {
+ this.element.className = className;
},
-
- select: function(element) {
- $(element).select();
+
+ add: function(classNameToAdd) {
+ if (this.include(classNameToAdd)) return;
+ this.set($A(this).concat(classNameToAdd).join(' '));
},
-
- activate: function(element) {
- $(element).focus();
- $(element).select();
+
+ remove: function(classNameToRemove) {
+ if (!this.include(classNameToRemove)) return;
+ this.set($A(this).without(classNameToRemove).join(' '));
+ },
+
+ toString: function() {
+ return $A(this).join(' ');
+ }
+};
+
+Object.extend(Element.ClassNames.prototype, Enumerable);
+var Selector = Class.create();
+Selector.prototype = {
+ initialize: function(expression) {
+ this.params = {classNames: []};
+ this.expression = expression.toString().strip();
+ this.parseExpression();
+ this.compileMatcher();
+ },
+
+ parseExpression: function() {
+ function abort(message) { throw 'Parse error in selector: ' + message; }
+
+ if (this.expression == '') abort('empty expression');
+
+ var params = this.params, expr = this.expression, match, modifier, clause, rest;
+ while (match = expr.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)) {
+ params.attributes = params.attributes || [];
+ params.attributes.push({name: match[2], operator: match[3], value: match[4] || match[5] || ''});
+ expr = match[1];
+ }
+
+ if (expr == '*') return this.params.wildcard = true;
+
+ while (match = expr.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)) {
+ modifier = match[1], clause = match[2], rest = match[3];
+ switch (modifier) {
+ case '#': params.id = clause; break;
+ case '.': params.classNames.push(clause); break;
+ case '':
+ case undefined: params.tagName = clause.toUpperCase(); break;
+ default: abort(expr.inspect());
+ }
+ expr = rest;
+ }
+
+ if (expr.length > 0) abort(expr.inspect());
+ },
+
+ buildMatchExpression: function() {
+ var params = this.params, conditions = [], clause;
+
+ if (params.wildcard)
+ conditions.push('true');
+ if (clause = params.id)
+ conditions.push('element.readAttribute("id") == ' + clause.inspect());
+ if (clause = params.tagName)
+ conditions.push('element.tagName.toUpperCase() == ' + clause.inspect());
+ if ((clause = params.classNames).length > 0)
+ for (var i = 0, length = clause.length; i < length; i++)
+ conditions.push('element.hasClassName(' + clause[i].inspect() + ')');
+ if (clause = params.attributes) {
+ clause.each(function(attribute) {
+ var value = 'element.readAttribute(' + attribute.name.inspect() + ')';
+ var splitValueBy = function(delimiter) {
+ return value + ' && ' + value + '.split(' + delimiter.inspect() + ')';
+ }
+
+ switch (attribute.operator) {
+ case '=': conditions.push(value + ' == ' + attribute.value.inspect()); break;
+ case '~=': conditions.push(splitValueBy(' ') + '.include(' + attribute.value.inspect() + ')'); break;
+ case '|=': conditions.push(
+ splitValueBy('-') + '.first().toUpperCase() == ' + attribute.value.toUpperCase().inspect()
+ ); break;
+ case '!=': conditions.push(value + ' != ' + attribute.value.inspect()); break;
+ case '':
+ case undefined: conditions.push('element.hasAttribute(' + attribute.name.inspect() + ')'); break;
+ default: throw 'Unknown operator ' + attribute.operator + ' in selector';
+ }
+ });
+ }
+
+ return conditions.join(' && ');
+ },
+
+ compileMatcher: function() {
+ this.match = new Function('element', 'if (!element.tagName) return false; \
+ element = $(element); \
+ return ' + this.buildMatchExpression());
+ },
+
+ findElements: function(scope) {
+ var element;
+
+ if (element = $(this.params.id))
+ if (this.match(element))
+ if (!scope || Element.childOf(element, scope))
+ return [element];
+
+ scope = (scope || document).getElementsByTagName(this.params.tagName || '*');
+
+ var results = [];
+ for (var i = 0, length = scope.length; i < length; i++)
+ if (this.match(element = scope[i]))
+ results.push(Element.extend(element));
+
+ return results;
+ },
+
+ toString: function() {
+ return this.expression;
}
}
-/*--------------------------------------------------------------------------*/
+Object.extend(Selector, {
+ matchElements: function(elements, expression) {
+ var selector = new Selector(expression);
+ return elements.select(selector.match.bind(selector)).map(Element.extend);
+ },
+
+ findElement: function(elements, expression, index) {
+ if (typeof expression == 'number') index = expression, expression = false;
+ return Selector.matchElements(elements, expression || '*')[index || 0];
+ },
+
+ findChildElements: function(element, expressions) {
+ return expressions.map(function(expression) {
+ return expression.match(/[^\s"]+(?:"[^"]*"[^\s"]+)*/g).inject([null], function(results, expr) {
+ var selector = new Selector(expr);
+ return results.inject([], function(elements, result) {
+ return elements.concat(selector.findElements(result || element));
+ });
+ });
+ }).flatten();
+ }
+});
+function $$() {
+ return Selector.findChildElements(document, $A(arguments));
+}
var Form = {
- serialize: function(form) {
- var elements = Form.getElements($(form));
- var queryComponents = new Array();
-
- for (var i = 0; i < elements.length; i++) {
- var queryComponent = Form.Element.serialize(elements[i]);
- if (queryComponent)
- queryComponents.push(queryComponent);
- }
-
- return queryComponents.join('&');
+ reset: function(form) {
+ $(form).reset();
+ return form;
},
-
- getElements: function(form) {
- var form = $(form);
- var elements = new Array();
- for (tagName in Form.Element.Serializers) {
- var tagElements = form.getElementsByTagName(tagName);
- for (var j = 0; j < tagElements.length; j++)
- elements.push(tagElements[j]);
- }
- return elements;
+ serializeElements: function(elements, getHash) {
+ var data = elements.inject({}, function(result, element) {
+ if (!element.disabled && element.name) {
+ var key = element.name, value = $(element).getValue();
+ if (value != undefined) {
+ if (result[key]) {
+ if (result[key].constructor != Array) result[key] = [result[key]];
+ result[key].push(value);
+ }
+ else result[key] = value;
+ }
+ }
+ return result;
+ });
+
+ return getHash ? data : Hash.toQueryString(data);
+ }
+};
+
+Form.Methods = {
+ serialize: function(form, getHash) {
+ return Form.serializeElements(Form.getElements(form), getHash);
+ },
+
+ getElements: function(form) {
+ return $A($(form).getElementsByTagName('*')).inject([],
+ function(elements, child) {
+ if (Form.Element.Serializers[child.tagName.toLowerCase()])
+ elements.push(Element.extend(child));
+ return elements;
+ }
+ );
},
-
+
getInputs: function(form, typeName, name) {
- var form = $(form);
+ form = $(form);
var inputs = form.getElementsByTagName('input');
-
- if (!typeName && !name)
- return inputs;
-
- var matchingInputs = new Array();
- for (var i = 0; i < inputs.length; i++) {
+
+ if (!typeName && !name) return $A(inputs).map(Element.extend);
+
+ for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
var input = inputs[i];
- if ((typeName && input.type != typeName) ||
- (name && input.name != name))
+ if ((typeName && input.type != typeName) || (name && input.name != name))
continue;
- matchingInputs.push(input);
+ matchingInputs.push(Element.extend(input));
}
return matchingInputs;
},
disable: function(form) {
- var elements = Form.getElements(form);
- for (var i = 0; i < elements.length; i++) {
- var element = elements[i];
+ form = $(form);
+ form.getElements().each(function(element) {
element.blur();
element.disabled = 'true';
- }
+ });
+ return form;
},
enable: function(form) {
- var elements = Form.getElements(form);
- for (var i = 0; i < elements.length; i++) {
- var element = elements[i];
+ form = $(form);
+ form.getElements().each(function(element) {
element.disabled = '';
- }
+ });
+ return form;
},
- focusFirstElement: function(form) {
- var form = $(form);
- var elements = Form.getElements(form);
- for (var i = 0; i < elements.length; i++) {
- var element = elements[i];
- if (element.type != 'hidden' && !element.disabled) {
- Field.activate(element);
- break;
- }
- }
+ findFirstElement: function(form) {
+ return $(form).getElements().find(function(element) {
+ return element.type != 'hidden' && !element.disabled &&
+ ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
+ });
},
- reset: function(form) {
- $(form).reset();
+ focusFirstElement: function(form) {
+ form = $(form);
+ form.findFirstElement().activate();
+ return form;
}
}
+Object.extend(Form, Form.Methods);
+
+/*--------------------------------------------------------------------------*/
+
Form.Element = {
+ focus: function(element) {
+ $(element).focus();
+ return element;
+ },
+
+ select: function(element) {
+ $(element).select();
+ return element;
+ }
+}
+
+Form.Element.Methods = {
serialize: function(element) {
- var element = $(element);
- var method = element.tagName.toLowerCase();
- var parameter = Form.Element.Serializers[method](element);
-
- if (parameter)
- return encodeURIComponent(parameter[0]) + '=' +
- encodeURIComponent(parameter[1]);
+ element = $(element);
+ if (!element.disabled && element.name) {
+ var value = element.getValue();
+ if (value != undefined) {
+ var pair = {};
+ pair[element.name] = value;
+ return Hash.toQueryString(pair);
+ }
+ }
+ return '';
},
-
+
getValue: function(element) {
- var element = $(element);
+ element = $(element);
var method = element.tagName.toLowerCase();
- var parameter = Form.Element.Serializers[method](element);
-
- if (parameter)
- return parameter[1];
+ return Form.Element.Serializers[method](element);
+ },
+
+ clear: function(element) {
+ $(element).value = '';
+ return element;
+ },
+
+ present: function(element) {
+ return $(element).value != '';
+ },
+
+ activate: function(element) {
+ element = $(element);
+ element.focus();
+ if (element.select && ( element.tagName.toLowerCase() != 'input' ||
+ !['button', 'reset', 'submit'].include(element.type) ) )
+ element.select();
+ return element;
+ },
+
+ disable: function(element) {
+ element = $(element);
+ element.disabled = true;
+ return element;
+ },
+
+ enable: function(element) {
+ element = $(element);
+ element.blur();
+ element.disabled = false;
+ return element;
}
}
+Object.extend(Form.Element, Form.Element.Methods);
+var Field = Form.Element;
+var $F = Form.Element.getValue;
+
+/*--------------------------------------------------------------------------*/
+
Form.Element.Serializers = {
input: function(element) {
switch (element.type.toLowerCase()) {
- case 'submit':
- case 'hidden':
- case 'password':
- case 'text':
- return Form.Element.Serializers.textarea(element);
- case 'checkbox':
+ case 'checkbox':
case 'radio':
return Form.Element.Serializers.inputSelector(element);
+ default:
+ return Form.Element.Serializers.textarea(element);
}
- return false;
},
inputSelector: function(element) {
- if (element.checked)
- return [element.name, element.value];
+ return element.checked ? element.value : null;
},
textarea: function(element) {
- return [element.name, element.value];
+ return element.value;
},
select: function(element) {
- var value = '';
- if (element.type == 'select-one') {
- var index = element.selectedIndex;
- if (index >= 0)
- value = element.options[index].value || element.options[index].text;
- } else {
- value = new Array();
- for (var i = 0; i < element.length; i++) {
- var opt = element.options[i];
- if (opt.selected)
- value.push(opt.value || opt.text);
- }
+ return this[element.type == 'select-one' ?
+ 'selectOne' : 'selectMany'](element);
+ },
+
+ selectOne: function(element) {
+ var index = element.selectedIndex;
+ return index >= 0 ? this.optionValue(element.options[index]) : null;
+ },
+
+ selectMany: function(element) {
+ var values, length = element.length;
+ if (!length) return null;
+
+ for (var i = 0, values = []; i < length; i++) {
+ var opt = element.options[i];
+ if (opt.selected) values.push(this.optionValue(opt));
}
- return [element.name, value];
+ return values;
+ },
+
+ optionValue: function(opt) {
+ // extend element because hasAttribute may not be native
+ return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
}
}
/*--------------------------------------------------------------------------*/
-var $F = Form.Element.getValue;
-
-/*--------------------------------------------------------------------------*/
-
Abstract.TimedObserver = function() {}
Abstract.TimedObserver.prototype = {
initialize: function(element, frequency, callback) {
this.frequency = frequency;
this.element = $(element);
this.callback = callback;
-
+
this.lastValue = this.getValue();
this.registerCallback();
},
-
+
registerCallback: function() {
setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
},
-
+
onTimerEvent: function() {
var value = this.getValue();
- if (this.lastValue != value) {
+ var changed = ('string' == typeof this.lastValue && 'string' == typeof value
+ ? this.lastValue != value : String(this.lastValue) != String(value));
+ if (changed) {
this.callback(this.element, value);
this.lastValue = value;
}
initialize: function(element, callback) {
this.element = $(element);
this.callback = callback;
-
+
this.lastValue = this.getValue();
if (this.element.tagName.toLowerCase() == 'form')
this.registerFormCallbacks();
else
this.registerCallback(this.element);
},
-
+
onElementEvent: function() {
var value = this.getValue();
if (this.lastValue != value) {
this.lastValue = value;
}
},
-
+
registerFormCallbacks: function() {
- var elements = Form.getElements(this.element);
- for (var i = 0; i < elements.length; i++)
- this.registerCallback(elements[i]);
+ Form.getElements(this.element).each(this.registerCallback.bind(this));
},
-
+
registerCallback: function(element) {
if (element.type) {
switch (element.type.toLowerCase()) {
- case 'checkbox':
+ case 'checkbox':
case 'radio':
- element.target = this;
- element.prev_onclick = element.onclick || Prototype.emptyFunction;
- element.onclick = function() {
- this.prev_onclick();
- this.target.onElementEvent();
- }
+ Event.observe(element, 'click', this.onElementEvent.bind(this));
break;
- case 'password':
- case 'text':
- case 'textarea':
- case 'select-one':
- case 'select-multiple':
- element.target = this;
- element.prev_onchange = element.onchange || Prototype.emptyFunction;
- element.onchange = function() {
- this.prev_onchange();
- this.target.onElementEvent();
- }
+ default:
+ Event.observe(element, 'change', this.onElementEvent.bind(this));
break;
}
- }
+ }
}
}
return Form.serialize(this.element);
}
});
-
-
if (!window.Event) {
var Event = new Object();
}
KEY_RIGHT: 39,
KEY_DOWN: 40,
KEY_DELETE: 46,
+ KEY_HOME: 36,
+ KEY_END: 35,
+ KEY_PAGEUP: 33,
+ KEY_PAGEDOWN: 34,
element: function(event) {
return event.target || event.srcElement;
},
pointerX: function(event) {
- return event.pageX || (event.clientX +
+ return event.pageX || (event.clientX +
(document.documentElement.scrollLeft || document.body.scrollLeft));
},
pointerY: function(event) {
- return event.pageY || (event.clientY +
+ return event.pageY || (event.clientY +
(document.documentElement.scrollTop || document.body.scrollTop));
},
stop: function(event) {
- if (event.preventDefault) {
- event.preventDefault();
- event.stopPropagation();
+ if (event.preventDefault) {
+ event.preventDefault();
+ event.stopPropagation();
} else {
event.returnValue = false;
+ event.cancelBubble = true;
}
},
},
observers: false,
-
+
_observeAndCache: function(element, name, observer, useCapture) {
if (!this.observers) this.observers = [];
if (element.addEventListener) {
element.attachEvent('on' + name, observer);
}
},
-
+
unloadCache: function() {
if (!Event.observers) return;
- for (var i = 0; i < Event.observers.length; i++) {
+ for (var i = 0, length = Event.observers.length; i < length; i++) {
Event.stopObserving.apply(this, Event.observers[i]);
Event.observers[i][0] = null;
}
},
observe: function(element, name, observer, useCapture) {
- var element = $(element);
+ element = $(element);
useCapture = useCapture || false;
-
+
if (name == 'keypress' &&
- ((/Konqueror|Safari|KHTML/.test(navigator.userAgent))
+ (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
|| element.attachEvent))
name = 'keydown';
-
- this._observeAndCache(element, name, observer, useCapture);
+
+ Event._observeAndCache(element, name, observer, useCapture);
},
stopObserving: function(element, name, observer, useCapture) {
- var element = $(element);
+ element = $(element);
useCapture = useCapture || false;
-
+
if (name == 'keypress' &&
- ((/Konqueror|Safari|KHTML/.test(navigator.userAgent))
+ (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
|| element.detachEvent))
name = 'keydown';
-
+
if (element.removeEventListener) {
element.removeEventListener(name, observer, useCapture);
} else if (element.detachEvent) {
- element.detachEvent('on' + name, observer);
+ try {
+ element.detachEvent('on' + name, observer);
+ } catch (e) {}
}
}
});
/* prevent memory leaks in IE */
-Event.observe(window, 'unload', Event.unloadCache, false);
-
+if (navigator.appVersion.match(/\bMSIE\b/))
+ Event.observe(window, 'unload', Event.unloadCache, false);
var Position = {
-
// set to true if needed, warning: firefox performance problems
// NOT neeeded for page scrolling, only if draggable contained in
// scrollable elements
- includeScrollOffsets: false,
+ includeScrollOffsets: false,
// must be called before calling withinIncludingScrolloffset, every time the
// page is scrolled
prepare: function() {
- this.deltaX = window.pageXOffset
- || document.documentElement.scrollLeft
- || document.body.scrollLeft
+ this.deltaX = window.pageXOffset
+ || document.documentElement.scrollLeft
+ || document.body.scrollLeft
|| 0;
- this.deltaY = window.pageYOffset
- || document.documentElement.scrollTop
- || document.body.scrollTop
+ this.deltaY = window.pageYOffset
+ || document.documentElement.scrollTop
+ || document.body.scrollTop
|| 0;
},
var valueT = 0, valueL = 0;
do {
valueT += element.scrollTop || 0;
- valueL += element.scrollLeft || 0;
+ valueL += element.scrollLeft || 0;
element = element.parentNode;
} while (element);
return [valueL, valueT];
return [valueL, valueT];
},
+ positionedOffset: function(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ if (element) {
+ if(element.tagName=='BODY') break;
+ var p = Element.getStyle(element, 'position');
+ if (p == 'relative' || p == 'absolute') break;
+ }
+ } while (element);
+ return [valueL, valueT];
+ },
+
+ offsetParent: function(element) {
+ if (element.offsetParent) return element.offsetParent;
+ if (element == document.body) return element;
+
+ while ((element = element.parentNode) && element != document.body)
+ if (Element.getStyle(element, 'position') != 'static')
+ return element;
+
+ return document.body;
+ },
+
// caches x/y coordinate pair to use with overlap
within: function(element, x, y) {
if (this.includeScrollOffsets)
return (y >= this.offset[1] &&
y < this.offset[1] + element.offsetHeight &&
- x >= this.offset[0] &&
+ x >= this.offset[0] &&
x < this.offset[0] + element.offsetWidth);
},
return (this.ycomp >= this.offset[1] &&
this.ycomp < this.offset[1] + element.offsetHeight &&
- this.xcomp >= this.offset[0] &&
+ this.xcomp >= this.offset[0] &&
this.xcomp < this.offset[0] + element.offsetWidth);
},
// within must be called directly before
- overlap: function(mode, element) {
- if (!mode) return 0;
- if (mode == 'vertical')
- return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
+ overlap: function(mode, element) {
+ if (!mode) return 0;
+ if (mode == 'vertical')
+ return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
element.offsetHeight;
if (mode == 'horizontal')
- return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
+ return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
element.offsetWidth;
},
+ page: function(forElement) {
+ var valueT = 0, valueL = 0;
+
+ var element = forElement;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+
+ // Safari fix
+ if (element.offsetParent==document.body)
+ if (Element.getStyle(element,'position')=='absolute') break;
+
+ } while (element = element.offsetParent);
+
+ element = forElement;
+ do {
+ if (!window.opera || element.tagName=='BODY') {
+ valueT -= element.scrollTop || 0;
+ valueL -= element.scrollLeft || 0;
+ }
+ } while (element = element.parentNode);
+
+ return [valueL, valueT];
+ },
+
clone: function(source, target) {
+ var options = Object.extend({
+ setLeft: true,
+ setTop: true,
+ setWidth: true,
+ setHeight: true,
+ offsetTop: 0,
+ offsetLeft: 0
+ }, arguments[2] || {})
+
+ // find page position of source
source = $(source);
+ var p = Position.page(source);
+
+ // find coordinate system to use
target = $(target);
- target.style.position = 'absolute';
- var offsets = this.cumulativeOffset(source);
- target.style.top = offsets[1] + 'px';
- target.style.left = offsets[0] + 'px';
- target.style.width = source.offsetWidth + 'px';
- target.style.height = source.offsetHeight + 'px';
+ var delta = [0, 0];
+ var parent = null;
+ // delta [0,0] will do fine with position: fixed elements,
+ // position:absolute needs offsetParent deltas
+ if (Element.getStyle(target,'position') == 'absolute') {
+ parent = Position.offsetParent(target);
+ delta = Position.page(parent);
+ }
+
+ // correct by body offsets (fixes Safari)
+ if (parent == document.body) {
+ delta[0] -= document.body.offsetLeft;
+ delta[1] -= document.body.offsetTop;
+ }
+
+ // set position
+ if(options.setLeft) target.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
+ if(options.setTop) target.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
+ if(options.setWidth) target.style.width = source.offsetWidth + 'px';
+ if(options.setHeight) target.style.height = source.offsetHeight + 'px';
+ },
+
+ absolutize: function(element) {
+ element = $(element);
+ if (element.style.position == 'absolute') return;
+ Position.prepare();
+
+ var offsets = Position.positionedOffset(element);
+ var top = offsets[1];
+ var left = offsets[0];
+ var width = element.clientWidth;
+ var height = element.clientHeight;
+
+ element._originalLeft = left - parseFloat(element.style.left || 0);
+ element._originalTop = top - parseFloat(element.style.top || 0);
+ element._originalWidth = element.style.width;
+ element._originalHeight = element.style.height;
+
+ element.style.position = 'absolute';
+ element.style.top = top + 'px';
+ element.style.left = left + 'px';
+ element.style.width = width + 'px';
+ element.style.height = height + 'px';
+ },
+
+ relativize: function(element) {
+ element = $(element);
+ if (element.style.position == 'relative') return;
+ Position.prepare();
+
+ element.style.position = 'relative';
+ var top = parseFloat(element.style.top || 0) - (element._originalTop || 0);
+ var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
+
+ element.style.top = top + 'px';
+ element.style.left = left + 'px';
+ element.style.height = element._originalHeight;
+ element.style.width = element._originalWidth;
+ }
+}
+
+// Safari returns margins on body which is incorrect if the child is absolutely
+// positioned. For performance reasons, redefine Position.cumulativeOffset for
+// KHTML/WebKit only.
+if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) {
+ Position.cumulativeOffset = function(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ if (element.offsetParent == document.body)
+ if (Element.getStyle(element, 'position') == 'absolute') break;
+
+ element = element.offsetParent;
+ } while (element);
+
+ return [valueL, valueT];
}
}
+
+Element.addMethods();
\ No newline at end of file