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Ignore whitespace Rev 2107 → Rev 2108

/trunk/vendors/extjs-2.0.1/adapter/prototype/prototype.js
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/* Prototype JavaScript framework, version 1.6.0.2
* (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: '1.6.0.2',
 
Browser: {
IE: !!(window.attachEvent && !window.opera),
Opera: !!window.opera,
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,
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 }
};
 
if (Prototype.Browser.MobileSafari)
Prototype.BrowserFeatures.SpecificElementExtensions = false;
 
 
/* Based on Alex Arnell's inheritance implementation. */
var Class = {
create: function() {
var parent = null, properties = $A(arguments);
if (Object.isFunction(properties[0]))
parent = properties.shift();
 
function klass() {
this.initialize.apply(this, arguments);
}
 
Object.extend(klass, Class.Methods);
klass.superclass = parent;
klass.subclasses = [];
 
if (parent) {
var subclass = function() { };
subclass.prototype = parent.prototype;
klass.prototype = new subclass;
parent.subclasses.push(klass);
}
 
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;
}
};
 
Class.Methods = {
addMethods: function(source) {
var ancestor = this.superclass && this.superclass.prototype;
var properties = Object.keys(source);
 
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().first() == "$super") {
var method = value, value = Object.extend((function(m) {
return function() { return ancestor[m].apply(this, arguments) };
})(property).wrap(method), {
valueOf: function() { return method },
toString: function() { return method.toString() }
});
}
this.prototype[property] = value;
}
 
return this;
}
};
 
var Abstract = { };
 
Object.extend = function(destination, source) {
for (var property in source)
destination[property] = source[property];
return destination;
};
 
Object.extend(Object, {
inspect: function(object) {
try {
if (Object.isUndefined(object)) return 'undefined';
if (object === null) return 'null';
return object.inspect ? object.inspect() : String(object);
} catch (e) {
if (e instanceof RangeError) return '...';
throw e;
}
},
 
toJSON: function(object) {
var type = typeof object;
switch (type) {
case 'undefined':
case 'function':
case 'unknown': return;
case 'boolean': return object.toString();
}
 
if (object === null) return 'null';
if (object.toJSON) return object.toJSON();
if (Object.isElement(object)) return;
 
var results = [];
for (var property in object) {
var value = Object.toJSON(object[property]);
if (!Object.isUndefined(value))
results.push(property.toJSON() + ': ' + value);
}
 
return '{' + results.join(', ') + '}';
},
 
toQueryString: function(object) {
return $H(object).toQueryString();
},
 
toHTML: function(object) {
return object && object.toHTML ? object.toHTML() : String.interpret(object);
},
 
keys: function(object) {
var keys = [];
for (var property in object)
keys.push(property);
return keys;
},
 
values: function(object) {
var values = [];
for (var property in object)
values.push(object[property]);
return values;
},
 
clone: function(object) {
return Object.extend({ }, object);
},
 
isElement: function(object) {
return object && object.nodeType == 1;
},
 
isArray: function(object) {
return object != null && typeof object == "object" &&
'splice' in object && 'join' in object;
},
 
isHash: function(object) {
return object instanceof Hash;
},
 
isFunction: function(object) {
return typeof object == "function";
},
 
isString: function(object) {
return typeof object == "string";
},
 
isNumber: function(object) {
return typeof object == "number";
},
 
isUndefined: function(object) {
return typeof object == "undefined";
}
});
 
Object.extend(Function.prototype, {
argumentNames: function() {
var names = this.toString().match(/^[\s\(]*function[^(]*\((.*?)\)/)[1].split(",").invoke("strip");
return names.length == 1 && !names[0] ? [] : names;
},
 
bind: function() {
if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
var __method = this, args = $A(arguments), object = args.shift();
return function() {
return __method.apply(object, args.concat($A(arguments)));
}
},
 
bindAsEventListener: function() {
var __method = this, args = $A(arguments), object = args.shift();
return function(event) {
return __method.apply(object, [event || window.event].concat(args));
}
},
 
curry: function() {
if (!arguments.length) return this;
var __method = this, args = $A(arguments);
return function() {
return __method.apply(this, args.concat($A(arguments)));
}
},
 
delay: function() {
var __method = this, args = $A(arguments), timeout = args.shift() * 1000;
return window.setTimeout(function() {
return __method.apply(__method, args);
}, timeout);
},
 
wrap: function(wrapper) {
var __method = this;
return function() {
return wrapper.apply(this, [__method.bind(this)].concat($A(arguments)));
}
},
 
methodize: function() {
if (this._methodized) return this._methodized;
var __method = this;
return this._methodized = function() {
return __method.apply(null, [this].concat($A(arguments)));
};
}
});
 
Function.prototype.defer = Function.prototype.delay.curry(0.01);
 
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"';
};
 
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;
}
};
 
RegExp.prototype.match = RegExp.prototype.test;
 
RegExp.escape = function(str) {
return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
};
 
/*--------------------------------------------------------------------------*/
 
var PeriodicalExecuter = Class.create({
initialize: function(callback, frequency) {
this.callback = callback;
this.frequency = frequency;
this.currentlyExecuting = false;
 
this.registerCallback();
},
 
registerCallback: function() {
this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
},
 
execute: function() {
this.callback(this);
},
 
stop: function() {
if (!this.timer) return;
clearInterval(this.timer);
this.timer = null;
},
 
onTimerEvent: function() {
if (!this.currentlyExecuting) {
try {
this.currentlyExecuting = true;
this.execute();
} finally {
this.currentlyExecuting = false;
}
}
}
});
Object.extend(String, {
interpret: function(value) {
return value == null ? '' : String(value);
},
specialChar: {
'\b': '\\b',
'\t': '\\t',
'\n': '\\n',
'\f': '\\f',
'\r': '\\r',
'\\': '\\\\'
}
});
 
Object.extend(String.prototype, {
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;
},
 
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);
});
},
 
scan: function(pattern, iterator) {
this.gsub(pattern, iterator);
return String(this);
},
 
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);
},
 
strip: function() {
return this.replace(/^\s+/, '').replace(/\s+$/, '');
},
 
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 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) : '';
},
 
toQueryParams: function(separator) {
var match = this.strip().match(/([^?#]*)(#.*)?$/);
if (!match) return { };
 
return match[1].split(separator || '&').inject({ }, function(hash, pair) {
if ((pair = pair.split('='))[0]) {
var key = decodeURIComponent(pair.shift());
var value = pair.length > 1 ? pair.join('=') : pair[0];
if (value != undefined) value = decodeURIComponent(value);
 
if (key in hash) {
if (!Object.isArray(hash[key])) hash[key] = [hash[key]];
hash[key].push(value);
}
else hash[key] = value;
}
return hash;
});
},
 
toArray: function() {
return this.split('');
},
 
succ: function() {
return this.slice(0, this.length - 1) +
String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
},
 
times: function(count) {
return count < 1 ? '' : new Array(count + 1).join(this);
},
 
camelize: function() {
var parts = this.split('-'), len = parts.length;
if (len == 1) return parts[0];
 
var camelized = this.charAt(0) == '-'
? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
: parts[0];
 
for (var i = 1; i < len; i++)
camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);
 
return camelized;
},
 
capitalize: function() {
return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
},
 
underscore: function() {
return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
},
 
dasherize: function() {
return this.gsub(/_/,'-');
},
 
inspect: function(useDoubleQuotes) {
var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) {
var character = String.specialChar[match[0]];
return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16);
});
if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
return "'" + escapedString.replace(/'/g, '\\\'') + "'";
},
 
toJSON: function() {
return this.inspect(true);
},
 
unfilterJSON: function(filter) {
return this.sub(filter || Prototype.JSONFilter, '#{1}');
},
 
isJSON: function() {
var str = this;
if (str.blank()) return false;
str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
},
 
evalJSON: function(sanitize) {
var json = this.unfilterJSON();
try {
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
} catch (e) { }
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
},
 
include: function(pattern) {
return this.indexOf(pattern) > -1;
},
 
startsWith: function(pattern) {
return this.indexOf(pattern) === 0;
},
 
endsWith: function(pattern) {
var d = this.length - pattern.length;
return d >= 0 && this.lastIndexOf(pattern) === d;
},
 
empty: function() {
return this == '';
},
 
blank: function() {
return /^\s*$/.test(this);
},
 
interpolate: function(object, pattern) {
return new Template(this, pattern).evaluate(object);
}
});
 
if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
escapeHTML: function() {
return this.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
},
unescapeHTML: function() {
return this.replace(/&amp;/g,'&').replace(/&lt;/g,'<').replace(/&gt;/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('')
});
 
with (String.prototype.escapeHTML) div.appendChild(text);
 
var Template = Class.create({
initialize: function(template, pattern) {
this.template = template.toString();
this.pattern = pattern || Template.Pattern;
},
 
evaluate: function(object) {
if (Object.isFunction(object.toTemplateReplacements))
object = object.toTemplateReplacements();
 
return this.template.gsub(this.pattern, function(match) {
if (object == null) return '';
 
var before = match[1] || '';
if (before == '\\') return match[2];
 
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].gsub('\\\\]', ']') : match[1];
ctx = ctx[comp];
if (null == ctx || '' == match[3]) break;
expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
match = pattern.exec(expr);
}
 
return before + String.interpret(ctx);
});
}
});
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
 
var $break = { };
 
var Enumerable = {
each: function(iterator, context) {
var index = 0;
iterator = iterator.bind(context);
try {
this._each(function(value) {
iterator(value, index++);
});
} catch (e) {
if (e != $break) throw e;
}
return this;
},
 
eachSlice: function(number, iterator, context) {
iterator = iterator ? iterator.bind(context) : Prototype.K;
var index = -number, slices = [], array = this.toArray();
while ((index += number) < array.length)
slices.push(array.slice(index, index+number));
return slices.collect(iterator, context);
},
 
all: function(iterator, context) {
iterator = iterator ? iterator.bind(context) : Prototype.K;
var result = true;
this.each(function(value, index) {
result = result && !!iterator(value, index);
if (!result) throw $break;
});
return result;
},
 
any: function(iterator, context) {
iterator = iterator ? iterator.bind(context) : Prototype.K;
var result = false;
this.each(function(value, index) {
if (result = !!iterator(value, index))
throw $break;
});
return result;
},
 
collect: function(iterator, context) {
iterator = iterator ? iterator.bind(context) : Prototype.K;
var results = [];
this.each(function(value, index) {
results.push(iterator(value, index));
});
return results;
},
 
detect: function(iterator, context) {
iterator = iterator.bind(context);
var result;
this.each(function(value, index) {
if (iterator(value, index)) {
result = value;
throw $break;
}
});
return result;
},
 
findAll: function(iterator, context) {
iterator = iterator.bind(context);
var results = [];
this.each(function(value, index) {
if (iterator(value, index))
results.push(value);
});
return results;
},
 
grep: function(filter, iterator, context) {
iterator = iterator ? iterator.bind(context) : Prototype.K;
var results = [];
 
if (Object.isString(filter))
filter = new RegExp(filter);
 
this.each(function(value, index) {
if (filter.match(value))
results.push(iterator(value, index));
});
return results;
},
 
include: function(object) {
if (Object.isFunction(this.indexOf))
if (this.indexOf(object) != -1) return true;
 
var found = false;
this.each(function(value) {
if (value == object) {
found = true;
throw $break;
}
});
return found;
},
 
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;
});
},
 
inject: function(memo, iterator, context) {
iterator = iterator.bind(context);
this.each(function(value, index) {
memo = iterator(memo, value, index);
});
return memo;
},
 
invoke: function(method) {
var args = $A(arguments).slice(1);
return this.map(function(value) {
return value[method].apply(value, args);
});
},
 
max: function(iterator, context) {
iterator = iterator ? iterator.bind(context) : Prototype.K;
var result;
this.each(function(value, index) {
value = iterator(value, index);
if (result == null || value >= result)
result = value;
});
return result;
},
 
min: function(iterator, context) {
iterator = iterator ? iterator.bind(context) : Prototype.K;
var result;
this.each(function(value, index) {
value = iterator(value, index);
if (result == null || value < result)
result = value;
});
return result;
},
 
partition: function(iterator, context) {
iterator = iterator ? iterator.bind(context) : Prototype.K;
var trues = [], falses = [];
this.each(function(value, index) {
(iterator(value, index) ?
trues : falses).push(value);
});
return [trues, falses];
},
 
pluck: function(property) {
var results = [];
this.each(function(value) {
results.push(value[property]);
});
return results;
},
 
reject: function(iterator, context) {
iterator = iterator.bind(context);
var results = [];
this.each(function(value, index) {
if (!iterator(value, index))
results.push(value);
});
return results;
},
 
sortBy: function(iterator, context) {
iterator = iterator.bind(context);
return this.map(function(value, index) {
return {value: value, criteria: iterator(value, index)};
}).sort(function(left, right) {
var a = left.criteria, b = right.criteria;
return a < b ? -1 : a > b ? 1 : 0;
}).pluck('value');
},
 
toArray: function() {
return this.map();
},
 
zip: function() {
var iterator = Prototype.K, args = $A(arguments);
if (Object.isFunction(args.last()))
iterator = args.pop();
 
var collections = [this].concat(args).map($A);
return this.map(function(value, index) {
return iterator(collections.pluck(index));
});
},
 
size: function() {
return this.toArray().length;
},
 
inspect: function() {
return '#<Enumerable:' + this.toArray().inspect() + '>';
}
};
 
Object.extend(Enumerable, {
map: Enumerable.collect,
find: Enumerable.detect,
select: Enumerable.findAll,
filter: Enumerable.findAll,
member: Enumerable.include,
entries: Enumerable.toArray,
every: Enumerable.all,
some: Enumerable.any
});
function $A(iterable) {
if (!iterable) return [];
if (iterable.toArray) return iterable.toArray();
var length = iterable.length || 0, results = new Array(length);
while (length--) results[length] = iterable[length];
return results;
}
 
if (Prototype.Browser.WebKit) {
$A = function(iterable) {
if (!iterable) return [];
if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') &&
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);
 
if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse;
 
Object.extend(Array.prototype, {
_each: function(iterator) {
for (var i = 0, length = this.length; i < length; i++)
iterator(this[i]);
},
 
clear: function() {
this.length = 0;
return this;
},
 
first: function() {
return this[0];
},
 
last: function() {
return this[this.length - 1];
},
 
compact: function() {
return this.select(function(value) {
return value != null;
});
},
 
flatten: function() {
return this.inject([], function(array, value) {
return array.concat(Object.isArray(value) ?
value.flatten() : [value]);
});
},
 
without: function() {
var values = $A(arguments);
return this.select(function(value) {
return !values.include(value);
});
},
 
reverse: function(inline) {
return (inline !== false ? this : this.toArray())._reverse();
},
 
reduce: function() {
return this.length > 1 ? this : this[0];
},
 
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;
});
},
 
intersect: function(array) {
return this.uniq().findAll(function(item) {
return array.detect(function(value) { return item === value });
});
},
 
clone: function() {
return [].concat(this);
},
 
size: function() {
return this.length;
},
 
inspect: function() {
return '[' + this.map(Object.inspect).join(', ') + ']';
},
 
toJSON: function() {
var results = [];
this.each(function(object) {
var value = Object.toJSON(object);
if (!Object.isUndefined(value)) results.push(value);
});
return '[' + results.join(', ') + ']';
}
});
 
// use native browser JS 1.6 implementation if available
if (Object.isFunction(Array.prototype.forEach))
Array.prototype._each = Array.prototype.forEach;
 
if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) {
i || (i = 0);
var length = this.length;
if (i < 0) i = length + i;
for (; i < length; i++)
if (this[i] === item) return i;
return -1;
};
 
if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) {
i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
var n = this.slice(0, i).reverse().indexOf(item);
return (n < 0) ? n : i - n - 1;
};
 
Array.prototype.toArray = Array.prototype.clone;
 
function $w(string) {
if (!Object.isString(string)) return [];
string = string.strip();
return string ? string.split(/\s+/) : [];
}
 
if (Prototype.Browser.Opera){
Array.prototype.concat = function() {
var array = [];
for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
for (var i = 0, length = arguments.length; i < length; i++) {
if (Object.isArray(arguments[i])) {
for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
array.push(arguments[i][j]);
} else {
array.push(arguments[i]);
}
}
return array;
};
}
Object.extend(Number.prototype, {
toColorPart: function() {
return this.toPaddedString(2, 16);
},
 
succ: function() {
return this + 1;
},
 
times: function(iterator) {
$R(0, this, true).each(iterator);
return this;
},
 
toPaddedString: function(length, radix) {
var string = this.toString(radix || 10);
return '0'.times(length - string.length) + string;
},
 
toJSON: function() {
return isFinite(this) ? this.toString() : 'null';
}
});
 
$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 toQueryPair(key, value) {
if (Object.isUndefined(value)) return key;
return key + '=' + encodeURIComponent(String.interpret(value));
}
 
return {
initialize: function(object) {
this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
},
 
_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);
}
},
 
set: function(key, value) {
return this._object[key] = value;
},
 
get: function(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);
},
 
keys: function() {
return this.pluck('key');
},
 
values: function() {
return this.pluck('value');
},
 
index: function(value) {
var match = this.detect(function(pair) {
return pair.value === value;
});
return match && match.key;
},
 
merge: function(object) {
return this.clone().update(object);
},
 
update: function(object) {
return new Hash(object).inject(this, function(result, pair) {
result.set(pair.key, pair.value);
return result;
});
},
 
toQueryString: function() {
return this.map(function(pair) {
var key = encodeURIComponent(pair.key), values = pair.value;
 
if (values && typeof values == 'object') {
if (Object.isArray(values))
return values.map(toQueryPair.curry(key)).join('&');
}
return toQueryPair(key, values);
}).join('&');
},
 
inspect: function() {
return '#<Hash:{' + this.map(function(pair) {
return pair.map(Object.inspect).join(': ');
}).join(', ') + '}>';
},
 
toJSON: function() {
return Object.toJSON(this.toObject());
},
 
clone: function() {
return new Hash(this);
}
}
})());
 
Hash.prototype.toTemplateReplacements = Hash.prototype.toObject;
Hash.from = $H;
var ObjectRange = Class.create(Enumerable, {
initialize: function(start, end, exclusive) {
this.start = start;
this.end = end;
this.exclusive = exclusive;
},
 
_each: function(iterator) {
var value = this.start;
while (this.include(value)) {
iterator(value);
value = value.succ();
}
},
 
include: function(value) {
if (value < this.start)
return false;
if (this.exclusive)
return value < this.end;
return value <= this.end;
}
});
 
var $R = function(start, end, exclusive) {
return new ObjectRange(start, end, exclusive);
};
 
var Ajax = {
getTransport: function() {
return Try.these(
function() {return new XMLHttpRequest()},
function() {return new ActiveXObject('Msxml2.XMLHTTP')},
function() {return new ActiveXObject('Microsoft.XMLHTTP')}
) || false;
},
 
activeRequestCount: 0
};
 
Ajax.Responders = {
responders: [],
 
_each: function(iterator) {
this.responders._each(iterator);
},
 
register: function(responder) {
if (!this.include(responder))
this.responders.push(responder);
},
 
unregister: function(responder) {
this.responders = this.responders.without(responder);
},
 
dispatch: function(callback, request, transport, json) {
this.each(function(responder) {
if (Object.isFunction(responder[callback])) {
try {
responder[callback].apply(responder, [request, transport, json]);
} catch (e) { }
}
});
}
};
 
Object.extend(Ajax.Responders, Enumerable);
 
Ajax.Responders.register({
onCreate: function() { Ajax.activeRequestCount++ },
onComplete: function() { Ajax.activeRequestCount-- }
});
 
Ajax.Base = Class.create({
initialize: function(options) {
this.options = {
method: 'post',
asynchronous: true,
contentType: 'application/x-www-form-urlencoded',
encoding: 'UTF-8',
parameters: '',
evalJSON: true,
evalJS: true
};
Object.extend(this.options, options || { });
 
this.options.method = this.options.method.toLowerCase();
 
if (Object.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,
 
initialize: function($super, url, options) {
$super(options);
this.transport = Ajax.getTransport();
this.request(url);
},
 
request: function(url) {
this.url = url;
this.method = this.options.method;
var params = Object.clone(this.options.parameters);
 
if (!['get', 'post'].include(this.method)) {
// simulate other verbs over post
params['_method'] = this.method;
this.method = 'post';
}
 
this.parameters = params;
 
if (params = Object.toQueryString(params)) {
// when GET, append parameters to URL
if (this.method == 'get')
this.url += (this.url.include('?') ? '&' : '?') + params;
else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
params += '&_=';
}
 
try {
var response = new Ajax.Response(this);
if (this.options.onCreate) this.options.onCreate(response);
Ajax.Responders.dispatch('onCreate', this, response);
 
this.transport.open(this.method.toUpperCase(), this.url,
this.options.asynchronous);
 
if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);
 
this.transport.onreadystatechange = this.onStateChange.bind(this);
this.setRequestHeaders();
 
this.body = this.method == 'post' ? (this.options.postBody || params) : null;
this.transport.send(this.body);
 
/* Force Firefox to handle ready state 4 for synchronous requests */
if (!this.options.asynchronous && this.transport.overrideMimeType)
this.onStateChange();
 
}
catch (e) {
this.dispatchException(e);
}
},
 
onStateChange: function() {
var readyState = this.transport.readyState;
if (readyState > 1 && !((readyState == 4) && this._complete))
this.respondToReadyState(this.transport.readyState);
},
 
setRequestHeaders: function() {
var headers = {
'X-Requested-With': 'XMLHttpRequest',
'X-Prototype-Version': Prototype.Version,
'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
};
 
if (this.method == 'post') {
headers['Content-type'] = this.options.contentType +
(this.options.encoding ? '; charset=' + this.options.encoding : '');
 
/* Force "Connection: close" for older Mozilla browsers to work
* around a bug where XMLHttpRequest sends an incorrect
* Content-length header. See Mozilla Bugzilla #246651.
*/
if (this.transport.overrideMimeType &&
(navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
headers['Connection'] = 'close';
}
 
// user-defined headers
if (typeof this.options.requestHeaders == 'object') {
var extras = this.options.requestHeaders;
 
if (Object.isFunction(extras.push))
for (var i = 0, length = extras.length; i < length; i += 2)
headers[extras[i]] = extras[i+1];
else
$H(extras).each(function(pair) { headers[pair.key] = pair.value });
}
 
for (var name in headers)
this.transport.setRequestHeader(name, headers[name]);
},
 
success: function() {
var status = this.getStatus();
return !status || (status >= 200 && status < 300);
},
 
getStatus: function() {
try {
return this.transport.status || 0;
} catch (e) { return 0 }
},
 
respondToReadyState: function(readyState) {
var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
 
if (state == 'Complete') {
try {
this._complete = true;
(this.options['on' + response.status]
|| this.options['on' + (this.success() ? 'Success' : 'Failure')]
|| Prototype.emptyFunction)(response, response.headerJSON);
} catch (e) {
this.dispatchException(e);
}
 
var contentType = response.getHeader('Content-type');
if (this.options.evalJS == 'force'
|| (this.options.evalJS && this.isSameOrigin() && contentType
&& contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
this.evalResponse();
}
 
try {
(this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
} catch (e) {
this.dispatchException(e);
}
 
if (state == 'Complete') {
// avoid memory leak in MSIE: clean up
this.transport.onreadystatechange = Prototype.emptyFunction;
}
},
 
isSameOrigin: function() {
var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
protocol: location.protocol,
domain: document.domain,
port: location.port ? ':' + location.port : ''
}));
},
 
getHeader: function(name) {
try {
return this.transport.getResponseHeader(name) || null;
} catch (e) { return null }
},
 
evalResponse: function() {
try {
return eval((this.transport.responseText || '').unfilterJSON());
} catch (e) {
this.dispatchException(e);
}
},
 
dispatchException: function(exception) {
(this.options.onException || Prototype.emptyFunction)(this, exception);
Ajax.Responders.dispatch('onException', this, exception);
}
});
 
Ajax.Request.Events =
['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
 
Ajax.Response = Class.create({
initialize: function(request){
this.request = request;
var transport = this.transport = request.transport,
readyState = this.readyState = transport.readyState;
 
if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
this.status = this.getStatus();
this.statusText = this.getStatusText();
this.responseText = String.interpret(transport.responseText);
this.headerJSON = this._getHeaderJSON();
}
 
if(readyState == 4) {
var xml = transport.responseXML;
this.responseXML = Object.isUndefined(xml) ? null : xml;
this.responseJSON = this._getResponseJSON();
}
},
 
status: 0,
statusText: '',
 
getStatus: Ajax.Request.prototype.getStatus,
 
getStatusText: function() {
try {
return this.transport.statusText || '';
} catch (e) { return '' }
},
 
getHeader: Ajax.Request.prototype.getHeader,
 
getAllHeaders: function() {
try {
return this.getAllResponseHeaders();
} catch (e) { return null }
},
 
getResponseHeader: function(name) {
return this.transport.getResponseHeader(name);
},
 
getAllResponseHeaders: function() {
return this.transport.getAllResponseHeaders();
},
 
_getHeaderJSON: function() {
var json = this.getHeader('X-JSON');
if (!json) return null;
json = decodeURIComponent(escape(json));
try {
return json.evalJSON(this.request.options.sanitizeJSON ||
!this.request.isSameOrigin());
} catch (e) {
this.request.dispatchException(e);
}
},
 
_getResponseJSON: function() {
var options = this.request.options;
if (!options.evalJSON || (options.evalJSON != 'force' &&
!(this.getHeader('Content-type') || '').include('application/json')) ||
this.responseText.blank())
return null;
try {
return this.responseText.evalJSON(options.sanitizeJSON ||
!this.request.isSameOrigin());
} catch (e) {
this.request.dispatchException(e);
}
}
});
 
Ajax.Updater = Class.create(Ajax.Request, {
initialize: function($super, container, url, options) {
this.container = {
success: (container.success || container),
failure: (container.failure || (container.success ? null : container))
};
 
options = Object.clone(options);
var onComplete = options.onComplete;
options.onComplete = (function(response, json) {
this.updateContent(response.responseText);
if (Object.isFunction(onComplete)) onComplete(response, json);
}).bind(this);
 
$super(url, options);
},
 
updateContent: function(responseText) {
var receiver = this.container[this.success() ? 'success' : 'failure'],
options = this.options;
 
if (!options.evalScripts) responseText = responseText.stripScripts();
 
if (receiver = $(receiver)) {
if (options.insertion) {
if (Object.isString(options.insertion)) {
var insertion = { }; insertion[options.insertion] = responseText;
receiver.insert(insertion);
}
else options.insertion(receiver, responseText);
}
else receiver.update(responseText);
}
}
});
 
Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
initialize: function($super, container, url, options) {
$super(options);
this.onComplete = this.options.onComplete;
 
this.frequency = (this.options.frequency || 2);
this.decay = (this.options.decay || 1);
 
this.updater = { };
this.container = container;
this.url = url;
 
this.start();
},
 
start: function() {
this.options.onComplete = this.updateComplete.bind(this);
this.onTimerEvent();
},
 
stop: function() {
this.updater.options.onComplete = undefined;
clearTimeout(this.timer);
(this.onComplete || Prototype.emptyFunction).apply(this, arguments);
},
 
updateComplete: function(response) {
if (this.options.decay) {
this.decay = (response.responseText == this.lastText ?
this.decay * this.options.decay : 1);
 
this.lastText = response.responseText;
}
this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
},
 
onTimerEvent: function() {
this.updater = new Ajax.Updater(this.container, this.url, this.options);
}
});
function $(element) {
if (arguments.length > 1) {
for (var i = 0, elements = [], length = arguments.length; i < length; i++)
elements.push($(arguments[i]));
return elements;
}
if (Object.isString(element))
element = document.getElementById(element);
return Element.extend(element);
}
 
if (Prototype.BrowserFeatures.XPath) {
document._getElementsByXPath = function(expression, parentElement) {
var results = [];
var query = document.evaluate(expression, $(parentElement) || document,
null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
for (var i = 0, length = query.snapshotLength; i < length; i++)
results.push(Element.extend(query.snapshotItem(i)));
return results;
};
}
 
/*--------------------------------------------------------------------------*/
 
if (!window.Node) var Node = { };
 
if (!Node.ELEMENT_NODE) {
// DOM level 2 ECMAScript Language Binding
Object.extend(Node, {
ELEMENT_NODE: 1,
ATTRIBUTE_NODE: 2,
TEXT_NODE: 3,
CDATA_SECTION_NODE: 4,
ENTITY_REFERENCE_NODE: 5,
ENTITY_NODE: 6,
PROCESSING_INSTRUCTION_NODE: 7,
COMMENT_NODE: 8,
DOCUMENT_NODE: 9,
DOCUMENT_TYPE_NODE: 10,
DOCUMENT_FRAGMENT_NODE: 11,
NOTATION_NODE: 12
});
}
 
(function() {
var element = this.Element;
this.Element = function(tagName, attributes) {
attributes = attributes || { };
tagName = tagName.toLowerCase();
var cache = Element.cache;
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));
return Element.writeAttribute(cache[tagName].cloneNode(false), attributes);
};
Object.extend(this.Element, element || { });
}).call(window);
 
Element.cache = { };
 
Element.Methods = {
visible: function(element) {
return $(element).style.display != 'none';
},
 
toggle: function(element) {
element = $(element);
Element[Element.visible(element) ? 'hide' : 'show'](element);
return element;
},
 
hide: function(element) {
$(element).style.display = 'none';
return element;
},
 
show: function(element) {
$(element).style.display = '';
return element;
},
 
remove: function(element) {
element = $(element);
element.parentNode.removeChild(element);
return element;
},
 
update: function(element, 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);
if (content && content.toElement) content = content.toElement();
else if (!Object.isElement(content)) {
content = Object.toHTML(content);
var range = element.ownerDocument.createRange();
range.selectNode(element);
content.evalScripts.bind(content).defer();
content = range.createContextualFragment(content.stripScripts());
}
element.parentNode.replaceChild(content, element);
return element;
},
 
insert: function(element, insertions) {
element = $(element);
 
if (Object.isString(insertions) || Object.isNumber(insertions) ||
Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
insertions = {bottom:insertions};
 
var content, insert, tagName, childNodes;
 
for (var position in insertions) {
content = insertions[position];
position = position.toLowerCase();
insert = Element._insertionTranslations[position];
 
if (content && content.toElement) content = content.toElement();
if (Object.isElement(content)) {
insert(element, content);
continue;
}
 
content = Object.toHTML(content);
 
tagName = ((position == 'before' || position == 'after')
? element.parentNode : element).tagName.toUpperCase();
 
childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
 
if (position == 'top' || position == 'after') childNodes.reverse();
childNodes.each(insert.curry(element));
 
content.evalScripts.bind(content).defer();
}
 
return element;
},
 
wrap: function(element, wrapper, attributes) {
element = $(element);
if (Object.isElement(wrapper))
$(wrapper).writeAttribute(attributes || { });
else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
else wrapper = new Element('div', wrapper);
if (element.parentNode)
element.parentNode.replaceChild(wrapper, element);
wrapper.appendChild(element);
return wrapper;
},
 
inspect: function(element) {
element = $(element);
var result = '<' + element.tagName.toLowerCase();
$H({'id': 'id', 'className': 'class'}).each(function(pair) {
var property = pair.first(), attribute = pair.last();
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 $(element).select("*");
},
 
firstDescendant: function(element) {
element = $(element).firstChild;
while (element && element.nodeType != 1) element = element.nextSibling;
return $(element);
},
 
immediateDescendants: function(element) {
if (!(element = $(element).firstChild)) return [];
while (element && element.nodeType != 1) element = element.nextSibling;
if (element) return [element].concat($(element).nextSiblings());
return [];
},
 
previousSiblings: function(element) {
return $(element).recursivelyCollect('previousSibling');
},
 
nextSiblings: function(element) {
return $(element).recursivelyCollect('nextSibling');
},
 
siblings: function(element) {
element = $(element);
return element.previousSiblings().reverse().concat(element.nextSiblings());
},
 
match: function(element, selector) {
if (Object.isString(selector))
selector = new Selector(selector);
return selector.match($(element));
},
 
up: function(element, expression, index) {
element = $(element);
if (arguments.length == 1) return $(element.parentNode);
var ancestors = element.ancestors();
return Object.isNumber(expression) ? ancestors[expression] :
Selector.findElement(ancestors, expression, index);
},
 
down: function(element, expression, index) {
element = $(element);
if (arguments.length == 1) return element.firstDescendant();
return Object.isNumber(expression) ? element.descendants()[expression] :
element.select(expression)[index || 0];
},
 
previous: function(element, expression, index) {
element = $(element);
if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
var previousSiblings = element.previousSiblings();
return Object.isNumber(expression) ? previousSiblings[expression] :
Selector.findElement(previousSiblings, expression, index);
},
 
next: function(element, expression, index) {
element = $(element);
if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
var nextSiblings = element.nextSiblings();
return Object.isNumber(expression) ? nextSiblings[expression] :
Selector.findElement(nextSiblings, expression, index);
},
 
select: function() {
var args = $A(arguments), element = $(args.shift());
return Selector.findChildElements(element, args);
},
 
adjacent: function() {
var args = $A(arguments), element = $(args.shift());
return Selector.findChildElements(element.parentNode, args).without(element);
},
 
identify: function(element) {
element = $(element);
var id = element.readAttribute('id'), self = arguments.callee;
if (id) return id;
do { id = 'anonymous_element_' + self.counter++ } while ($(id));
element.writeAttribute('id', id);
return id;
},
 
readAttribute: function(element, name) {
element = $(element);
if (Prototype.Browser.IE) {
var t = Element._attributeTranslations.read;
if (t.values[name]) return t.values[name](element, name);
if (t.names[name]) name = t.names[name];
if (name.include(':')) {
return (!element.attributes || !element.attributes[name]) ? null :
element.attributes[name].value;
}
}
return element.getAttribute(name);
},
 
writeAttribute: function(element, name, value) {
element = $(element);
var attributes = { }, t = Element._attributeTranslations.write;
 
if (typeof name == 'object') attributes = name;
else attributes[name] = Object.isUndefined(value) ? true : value;
 
for (var attr in attributes) {
name = t.names[attr] || attr;
value = attributes[attr];
if (t.values[attr]) name = t.values[attr](element, value);
if (value === false || value === null)
element.removeAttribute(name);
else if (value === true)
element.setAttribute(name, name);
else element.setAttribute(name, value);
}
return element;
},
 
getHeight: function(element) {
return $(element).getDimensions().height;
},
 
getWidth: function(element) {
return $(element).getDimensions().width;
},
 
classNames: function(element) {
return new Element.ClassNames(element);
},
 
hasClassName: function(element, className) {
if (!(element = $(element))) return;
var elementClassName = element.className;
return (elementClassName.length > 0 && (elementClassName == className ||
new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
},
 
addClassName: function(element, className) {
if (!(element = $(element))) return;
if (!element.hasClassName(className))
element.className += (element.className ? ' ' : '') + className;
return element;
},
 
removeClassName: function(element, className) {
if (!(element = $(element))) return;
element.className = element.className.replace(
new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip();
return element;
},
 
toggleClassName: function(element, className) {
if (!(element = $(element))) return;
return element[element.hasClassName(className) ?
'removeClassName' : 'addClassName'](className);
},
 
// removes whitespace-only text node children
cleanWhitespace: function(element) {
element = $(element);
var node = element.firstChild;
while (node) {
var nextNode = node.nextSibling;
if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
element.removeChild(node);
node = nextNode;
}
return element;
},
 
empty: function(element) {
return $(element).innerHTML.blank();
},
 
descendantOf: function(element, ancestor) {
element = $(element), ancestor = $(ancestor);
var originalAncestor = ancestor;
 
if (element.compareDocumentPosition)
return (element.compareDocumentPosition(ancestor) & 8) === 8;
 
if (element.sourceIndex && !Prototype.Browser.Opera) {
var e = element.sourceIndex, a = ancestor.sourceIndex,
nextAncestor = ancestor.nextSibling;
if (!nextAncestor) {
do { ancestor = ancestor.parentNode; }
while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode);
}
if (nextAncestor && nextAncestor.sourceIndex)
return (e > a && e < nextAncestor.sourceIndex);
}
 
while (element = element.parentNode)
if (element == originalAncestor) return true;
return false;
},
 
scrollTo: function(element) {
element = $(element);
var pos = element.cumulativeOffset();
window.scrollTo(pos[0], pos[1]);
return element;
},
 
getStyle: function(element, style) {
element = $(element);
style = style == 'float' ? 'cssFloat' : style.camelize();
var value = element.style[style];
if (!value) {
var css = document.defaultView.getComputedStyle(element, null);
value = css ? css[style] : null;
}
if (style == 'opacity') return value ? parseFloat(value) : 1.0;
return value == 'auto' ? null : value;
},
 
getOpacity: function(element) {
return $(element).getStyle('opacity');
},
 
setStyle: function(element, styles) {
element = $(element);
var elementStyle = element.style, match;
if (Object.isString(styles)) {
element.style.cssText += ';' + styles;
return styles.include('opacity') ?
element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element;
}
for (var property in styles)
if (property == 'opacity') element.setOpacity(styles[property]);
else
elementStyle[(property == 'float' || property == 'cssFloat') ?
(Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') :
property] = styles[property];
 
return element;
},
 
setOpacity: function(element, value) {
element = $(element);
element.style.opacity = (value == 1 || value === '') ? '' :
(value < 0.00001) ? 0 : value;
return element;
},
 
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.getStyle(element, 'overflow') || 'auto';
if (element._overflow !== 'hidden')
element.style.overflow = 'hidden';
return element;
},
 
undoClipping: function(element) {
element = $(element);
if (!element._overflow) return element;
element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
element._overflow = null;
return element;
},
 
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 == '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;
// 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;
// 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 == '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,
setTop: true,
setWidth: true,
setHeight: true,
offsetTop: 0,
offsetLeft: 0
}, arguments[2] || { });
 
// find page position of source
source = $(source);
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();
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';
if (options.setHeight) element.style.height = source.offsetHeight + 'px';
return element;
}
};
 
Element.Methods.identify.counter = 1;
 
Object.extend(Element.Methods, {
getElementsBySelector: Element.Methods.select,
childElements: Element.Methods.immediateDescendants
});
 
Element._attributeTranslations = {
write: {
names: {
className: 'class',
htmlFor: 'for'
},
values: { }
}
};
 
if (Prototype.Browser.Opera) {
Element.Methods.getStyle = Element.Methods.getStyle.wrap(
function(proceed, element, style) {
switch (style) {
case '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()])
return dim + 'px';
 
var properties;
if (style === 'height') {
properties = ['border-top-width', 'padding-top',
'padding-bottom', 'border-bottom-width'];
}
else {
properties = ['border-left-width', 'padding-left',
'padding-right', 'border-right-width'];
}
return properties.inject(dim, function(memo, property) {
var val = proceed(element, property);
return val === null ? memo : memo - parseInt(val, 10);
}) + 'px';
default: return proceed(element, style);
}
}
);
 
Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
function(proceed, element, attribute) {
if (attribute === 'title') return element.title;
return proceed(element, attribute);
}
);
}
 
else if (Prototype.Browser.IE) {
// 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);
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);
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.getStyle = function(element, style) {
element = $(element);
style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
var value = element.style[style];
if (!value && element.currentStyle) value = element.currentStyle[style];
 
if (style == 'opacity') {
if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
if (value[1]) return parseFloat(value[1]) / 100;
return 1.0;
}
 
if (value == 'auto') {
if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
return element['offset' + style.capitalize()] + 'px';
return null;
}
return value;
};
 
Element.Methods.setOpacity = function(element, value) {
function stripAlpha(filter){
return filter.replace(/alpha\([^\)]*\)/gi,'');
}
element = $(element);
var currentStyle = element.currentStyle;
if ((currentStyle && !currentStyle.hasLayout) ||
(!currentStyle && element.style.zoom == 'normal'))
element.style.zoom = 1;
 
var filter = element.getStyle('filter'), style = element.style;
if (value == 1 || value === '') {
(filter = stripAlpha(filter)) ?
style.filter = filter : style.removeAttribute('filter');
return element;
} else if (value < 0.00001) value = 0;
style.filter = stripAlpha(filter) +
'alpha(opacity=' + (value * 100) + ')';
return element;
};
 
Element._attributeTranslations = {
read: {
names: {
'class': 'className',
'for': 'htmlFor'
},
values: {
_getAttr: function(element, attribute) {
return element.getAttribute(attribute, 2);
},
_getAttrNode: function(element, attribute) {
var node = element.getAttributeNode(attribute);
return node ? node.value : "";
},
_getEv: function(element, attribute) {
attribute = element.getAttribute(attribute);
return attribute ? attribute.toString().slice(23, -2) : null;
},
_flag: function(element, attribute) {
return $(element).hasAttribute(attribute) ? attribute : null;
},
style: function(element) {
return element.style.cssText.toLowerCase();
},
title: function(element) {
return element.title;
}
}
}
};
 
Element._attributeTranslations.write = {
names: Object.extend({
cellpadding: 'cellPadding',
cellspacing: 'cellSpacing'
}, Element._attributeTranslations.read.names),
values: {
checked: function(element, value) {
element.checked = !!value;
},
 
style: function(element, value) {
element.style.cssText = value ? value : '';
}
}
};
 
Element._attributeTranslations.has = {};
 
$w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' +
'encType maxLength readOnly longDesc').each(function(attr) {
Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
Element._attributeTranslations.has[attr.toLowerCase()] = attr;
});
 
(function(v) {
Object.extend(v, {
href: v._getAttr,
src: v._getAttr,
type: v._getAttr,
action: v._getAttrNode,
disabled: v._flag,
checked: v._flag,
readonly: v._flag,
multiple: v._flag,
onload: v._getEv,
onunload: v._getEv,
onclick: v._getEv,
ondblclick: v._getEv,
onmousedown: v._getEv,
onmouseup: v._getEv,
onmouseover: v._getEv,
onmousemove: v._getEv,
onmouseout: v._getEv,
onfocus: v._getEv,
onblur: v._getEv,
onkeypress: v._getEv,
onkeydown: v._getEv,
onkeyup: v._getEv,
onsubmit: v._getEv,
onreset: v._getEv,
onselect: v._getEv,
onchange: v._getEv
});
})(Element._attributeTranslations.read.values);
}
 
else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) {
Element.Methods.setOpacity = function(element, value) {
element = $(element);
element.style.opacity = (value == 1) ? 0.999999 :
(value === '') ? '' : (value < 0.00001) ? 0 : value;
return element;
};
}
 
else if (Prototype.Browser.WebKit) {
Element.Methods.setOpacity = function(element, value) {
element = $(element);
element.style.opacity = (value == 1 || value === '') ? '' :
(value < 0.00001) ? 0 : value;
 
if (value == 1)
if(element.tagName == 'IMG' && element.width) {
element.width++; element.width--;
} else try {
var n = document.createTextNode(' ');
element.appendChild(n);
element.removeChild(n);
} catch (e) { }
 
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.createElement('div')) {
Element.Methods.replace = function(element, content) {
element = $(element);
 
if (content && content.toElement) content = content.toElement();
if (Object.isElement(content)) {
element.parentNode.replaceChild(content, element);
return element;
}
 
content = Object.toHTML(content);
var parent = element.parentNode, tagName = parent.tagName.toUpperCase();
 
if (Element._insertionTranslations.tags[tagName]) {
var nextSibling = element.next();
var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
parent.removeChild(element);
if (nextSibling)
fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
else
fragments.each(function(node) { parent.appendChild(node) });
}
else element.outerHTML = content.stripScripts();
 
content.evalScripts.bind(content).defer();
return element;
};
}
 
Element._returnOffset = function(l, t) {
var result = [l, t];
result.left = l;
result.top = t;
return result;
};
 
Element._getContentFromAnonymousElement = function(tagName, html) {
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);
};
 
Element._insertionTranslations = {
before: function(element, node) {
element.parentNode.insertBefore(node, element);
},
top: function(element, node) {
element.insertBefore(node, element.firstChild);
},
bottom: function(element, node) {
element.appendChild(node);
},
after: function(element, node) {
element.parentNode.insertBefore(node, element.nextSibling);
},
tags: {
TABLE: ['<table>', '</table>', 1],
TBODY: ['<table><tbody>', '</tbody></table>', 2],
TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3],
TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
SELECT: ['<select>', '</select>', 1]
}
};
 
(function() {
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) {
attribute = Element._attributeTranslations.has[attribute] || attribute;
var node = $(element).getAttributeNode(attribute);
return node && node.specified;
}
};
 
Element.Methods.ByTag = { };
 
Object.extend(Element, Element.Methods);
 
if (!Prototype.BrowserFeatures.ElementExtensions &&
document.createElement('div').__proto__) {
window.HTMLElement = { };
window.HTMLElement.prototype = document.createElement('div').__proto__;
Prototype.BrowserFeatures.ElementExtensions = true;
}
 
Element.extend = (function() {
if (Prototype.BrowserFeatures.SpecificElementExtensions)
return Prototype.K;
 
var Methods = { }, ByTag = Element.Methods.ByTag;
 
var extend = Object.extend(function(element) {
if (!element || element._extendedByPrototype ||
element.nodeType != 1 || element == window) return element;
 
var methods = Object.clone(Methods),
tagName = element.tagName, property, value;
 
// extend methods for specific tags
if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
 
for (property in methods) {
value = methods[property];
if (Object.isFunction(value) && !(property in element))
element[property] = value.methodize();
}
 
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);
}
}
});
 
extend.refresh();
return extend;
})();
 
Element.hasAttribute = function(element, attribute) {
if (element.hasAttribute) return element.hasAttribute(attribute);
return Element.Methods.Simulated.hasAttribute(element, attribute);
};
 
Element.addMethods = function(methods) {
var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
 
if (!methods) {
Object.extend(Form, Form.Methods);
Object.extend(Form.Element, Form.Element.Methods);
Object.extend(Element.Methods.ByTag, {
"FORM": Object.clone(Form.Methods),
"INPUT": Object.clone(Form.Element.Methods),
"SELECT": Object.clone(Form.Element.Methods),
"TEXTAREA": Object.clone(Form.Element.Methods)
});
}
 
if (arguments.length == 2) {
var tagName = methods;
methods = arguments[1];
}
 
if (!tagName) Object.extend(Element.Methods, methods || { });
else {
if (Object.isArray(tagName)) tagName.each(extend);
else extend(tagName);
}
 
function extend(tagName) {
tagName = tagName.toUpperCase();
if (!Element.Methods.ByTag[tagName])
Element.Methods.ByTag[tagName] = { };
Object.extend(Element.Methods.ByTag[tagName], methods);
}
 
function copy(methods, destination, onlyIfAbsent) {
onlyIfAbsent = onlyIfAbsent || false;
for (var property in methods) {
var value = methods[property];
if (!Object.isFunction(value)) continue;
if (!onlyIfAbsent || !(property in destination))
destination[property] = value.methodize();
}
}
 
function findDOMClass(tagName) {
var klass;
var trans = {
"OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
"FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
"DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
"H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
"INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
"TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
"TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
"TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
"FrameSet", "IFRAME": "IFrame"
};
if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
if (window[klass]) return window[klass];
klass = 'HTML' + tagName + 'Element';
if (window[klass]) return window[klass];
klass = 'HTML' + tagName.capitalize() + 'Element';
if (window[klass]) return window[klass];
 
window[klass] = { };
window[klass].prototype = document.createElement(tagName).__proto__;
return window[klass];
}
 
if (F.ElementExtensions) {
copy(Element.Methods, HTMLElement.prototype);
copy(Element.Methods.Simulated, HTMLElement.prototype, true);
}
 
if (F.SpecificElementExtensions) {
for (var tag in Element.Methods.ByTag) {
var klass = findDOMClass(tag);
if (Object.isUndefined(klass)) continue;
copy(T[tag], klass.prototype);
}
}
 
Object.extend(Element, Element.Methods);
delete Element.ByTag;
 
if (Element.extend.refresh) Element.extend.refresh();
Element.cache = { };
};
 
document.viewport = {
getDimensions: function() {
var dimensions = { };
var B = Prototype.Browser;
$w('width height').each(function(d) {
var D = d.capitalize();
dimensions[d] = (B.WebKit && !document.evaluate) ? self['inner' + D] :
(B.Opera) ? document.body['client' + D] : document.documentElement['client' + D];
});
return dimensions;
},
 
getWidth: function() {
return this.getDimensions().width;
},
 
getHeight: function() {
return this.getDimensions().height;
},
 
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();
this.compileMatcher();
},
 
shouldUseXPath: function() {
if (!Prototype.BrowserFeatures.XPath) return false;
 
var e = this.expression;
 
// Safari 3 chokes on :*-of-type and :empty
if (Prototype.Browser.WebKit &&
(e.include("-of-type") || e.include(":empty")))
return false;
 
// XPath can't do namespaced attributes, nor can it read
// the "checked" property from DOM nodes
if ((/(\[[\w-]*?:|:checked)/).test(this.expression))
return false;
 
return true;
},
 
compileMatcher: function() {
if (this.shouldUseXPath())
return this.compileXPathMatcher();
 
var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
c = Selector.criteria, le, p, m;
 
if (Selector._cache[e]) {
this.matcher = Selector._cache[e];
return;
}
 
this.matcher = ["this.matcher = function(root) {",
"var r = root, h = Selector.handlers, c = false, n;"];
 
while (e && le != e && (/\S/).test(e)) {
le = e;
for (var i in ps) {
p = ps[i];
if (m = e.match(p)) {
this.matcher.push(Object.isFunction(c[i]) ? c[i](m) :
new Template(c[i]).evaluate(m));
e = e.replace(m[0], '');
break;
}
}
}
 
this.matcher.push("return h.unique(n);\n}");
eval(this.matcher.join('\n'));
Selector._cache[this.expression] = this.matcher;
},
 
compileXPathMatcher: function() {
var e = this.expression, ps = Selector.patterns,
x = Selector.xpath, le, m;
 
if (Selector._cache[e]) {
this.xpath = Selector._cache[e]; return;
}
 
this.matcher = ['.//*'];
while (e && le != e && (/\S/).test(e)) {
le = e;
for (var i in ps) {
if (m = e.match(ps[i])) {
this.matcher.push(Object.isFunction(x[i]) ? x[i](m) :
new Template(x[i]).evaluate(m));
e = e.replace(m[0], '');
break;
}
}
}
 
this.xpath = this.matcher.join('');
Selector._cache[this.expression] = this.xpath;
},
 
findElements: function(root) {
root = root || document;
if (this.xpath) return document._getElementsByXPath(this.xpath, root);
return this.matcher(root);
},
 
match: function(element) {
this.tokens = [];
 
var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
var le, p, m;
 
while (e && le !== e && (/\S/).test(e)) {
le = e;
for (var i in ps) {
p = ps[i];
if (m = e.match(p)) {
// use the Selector.assertions methods unless the selector
// is too complex.
if (as[i]) {
this.tokens.push([i, Object.clone(m)]);
e = e.replace(m[0], '');
} else {
// reluctantly do a document-wide search
// and look for a match in the array
return this.findElements(document).include(element);
}
}
}
}
 
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 match;
},
 
toString: function() {
return this.expression;
},
 
inspect: function() {
return "#<Selector:" + this.expression.inspect() + ">";
}
});
 
Object.extend(Selector, {
_cache: { },
 
xpath: {
descendant: "//*",
child: "/*",
adjacent: "/following-sibling::*[1]",
laterSibling: '/following-sibling::*',
tagName: function(m) {
if (m[1] == '*') return '';
return "[local-name()='" + m[1].toLowerCase() +
"' or local-name()='" + m[1].toUpperCase() + "']";
},
className: "[contains(concat(' ', @class, ' '), ' #{1} ')]",
id: "[@id='#{1}']",
attrPresence: 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 or translate(text(), ' \t\r\n', '') = '')]",
'checked': "[@checked]",
'disabled': "[@disabled]",
'enabled': "[not(@disabled)]",
'not': function(m) {
var e = m[6], p = Selector.patterns,
x = Selector.xpath, le, 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: /^\[([\w]+)\]/,
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();
},
 
className: function(element, matches) {
return Element.hasClassName(element, matches[1]);
},
 
id: function(element, matches) {
return element.id === matches[1];
},
 
attrPresence: function(element, matches) {
return Element.hasAttribute(element, matches[1]);
},
 
attr: function(element, matches) {
var nodeValue = Element.readAttribute(element, matches[1]);
return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
}
},
 
handlers: {
// UTILITY FUNCTIONS
// joins two collections
concat: function(a, b) {
for (var i = 0, node; node = b[i]; i++)
a.push(node);
return a;
},
 
// marks an array of nodes for counting
mark: function(nodes) {
var _true = Prototype.emptyFunction;
for (var i = 0, node; node = nodes[i]; i++)
node._countedByPrototype = _true;
return nodes;
},
 
unmark: function(nodes) {
for (var i = 0, node; node = nodes[i]; i++)
node._countedByPrototype = undefined;
return nodes;
},
 
// mark each child node with its position (for nth calls)
// "ofType" flag indicates whether we're indexing for nth-of-type
// rather than nth-child
index: function(parentNode, reverse, ofType) {
parentNode._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++;
}
},
 
// 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);
},
 
// COMBINATOR FUNCTIONS
descendant: function(nodes) {
var h = Selector.handlers;
for (var i = 0, results = [], node; node = nodes[i]; i++)
h.concat(results, node.getElementsByTagName('*'));
return results;
},
 
child: function(nodes) {
var h = Selector.handlers;
for (var i = 0, results = [], node; node = nodes[i]; i++) {
for (var j = 0, child; child = node.childNodes[j]; j++)
if (child.nodeType == 1 && child.tagName != '!') results.push(child);
}
return results;
},
 
adjacent: function(nodes) {
for (var i = 0, results = [], node; node = nodes[i]; i++) {
var next = this.nextElementSibling(node);
if (next) results.push(next);
}
return results;
},
 
laterSibling: function(nodes) {
var h = Selector.handlers;
for (var i = 0, results = [], node; node = nodes[i]; i++)
h.concat(results, Element.nextSiblings(node));
return results;
},
 
nextElementSibling: function(node) {
while (node = node.nextSibling)
if (node.nodeType == 1) return node;
return null;
},
 
previousElementSibling: function(node) {
while (node = node.previousSibling)
if (node.nodeType == 1) return node;
return null;
},
 
// TOKEN FUNCTIONS
tagName: function(nodes, root, tagName, combinator) {
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);
},
 
id: function(nodes, root, id, combinator) {
var targetNode = $(id), h = Selector.handlers;
if (!targetNode) return [];
if (!nodes && root == document) return [targetNode];
if (nodes) {
if (combinator) {
if (combinator == 'child') {
for (var i = 0, node; node = nodes[i]; i++)
if (targetNode.parentNode == node) return [targetNode];
} else if (combinator == 'descendant') {
for (var i = 0, node; node = nodes[i]; i++)
if (Element.descendantOf(targetNode, node)) return [targetNode];
} else if (combinator == 'adjacent') {
for (var i = 0, node; node = nodes[i]; i++)
if (Selector.handlers.previousElementSibling(targetNode) == node)
return [targetNode];
} else nodes = h[combinator](nodes);
}
for (var i = 0, node; node = nodes[i]; i++)
if (node == targetNode) return [targetNode];
return [];
}
return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
},
 
className: function(nodes, root, className, combinator) {
if (nodes && combinator) nodes = this[combinator](nodes);
return Selector.handlers.byClassName(nodes, root, className);
},
 
byClassName: function(nodes, root, className) {
if (!nodes) nodes = Selector.handlers.descendant([root]);
var needle = ' ' + className + ' ';
for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
nodeClassName = node.className;
if (nodeClassName.length == 0) continue;
if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
results.push(node);
}
return results;
},
 
attrPresence: function(nodes, root, attr, 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;
},
 
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;
},
 
pseudo: function(nodes, name, value, root, combinator) {
if (nodes && combinator) nodes = this[combinator](nodes);
if (!nodes) nodes = root.getElementsByTagName("*");
return Selector.pseudos[name](nodes, value, root);
}
},
 
pseudos: {
'first-child': function(nodes, value, root) {
for (var i = 0, results = [], node; node = nodes[i]; i++) {
if (Selector.handlers.previousElementSibling(node)) continue;
results.push(node);
}
return results;
},
'last-child': function(nodes, value, root) {
for (var i = 0, results = [], node; node = nodes[i]; i++) {
if (Selector.handlers.nextElementSibling(node)) continue;
results.push(node);
}
return results;
},
'only-child': function(nodes, value, root) {
var h = Selector.handlers;
for (var i = 0, results = [], node; node = nodes[i]; i++)
if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
results.push(node);
return results;
},
'nth-child': function(nodes, formula, root) {
return Selector.pseudos.nth(nodes, formula, root);
},
'nth-last-child': function(nodes, formula, root) {
return Selector.pseudos.nth(nodes, formula, root, true);
},
'nth-of-type': function(nodes, formula, root) {
return Selector.pseudos.nth(nodes, formula, root, false, true);
},
'nth-last-of-type': function(nodes, formula, root) {
return Selector.pseudos.nth(nodes, formula, root, true, true);
},
'first-of-type': function(nodes, formula, root) {
return Selector.pseudos.nth(nodes, "1", root, false, true);
},
'last-of-type': function(nodes, formula, root) {
return Selector.pseudos.nth(nodes, "1", root, true, true);
},
'only-of-type': function(nodes, formula, root) {
var p = Selector.pseudos;
return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
},
 
// handles the an+b logic
getIndices: function(a, b, total) {
if (a == 0) return b > 0 ? [b] : [];
return $R(1, total).inject([], function(memo, i) {
if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
return memo;
});
},
 
// handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
nth: function(nodes, formula, root, reverse, ofType) {
if (nodes.length == 0) return [];
if (formula == 'even') formula = '2n+0';
if (formula == 'odd') formula = '2n+1';
var h = Selector.handlers, results = [], indexed = [], m;
h.mark(nodes);
for (var i = 0, node; node = nodes[i]; i++) {
if (!node.parentNode._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;
},
 
'empty': function(nodes, value, root) {
for (var i = 0, results = [], node; node = nodes[i]; i++) {
// IE treats comments as element nodes
if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/))) continue;
results.push(node);
}
return results;
},
 
'not': function(nodes, selector, root) {
var h = Selector.handlers, selectorType, m;
var exclusions = new Selector(selector).findElements(root);
h.mark(exclusions);
for (var i = 0, results = [], node; node = nodes[i]; i++)
if (!node._countedByPrototype) results.push(node);
h.unmark(exclusions);
return results;
},
 
'enabled': function(nodes, value, root) {
for (var i = 0, results = [], node; node = nodes[i]; i++)
if (!node.disabled) results.push(node);
return results;
},
 
'disabled': function(nodes, value, root) {
for (var i = 0, results = [], node; node = nodes[i]; i++)
if (node.disabled) results.push(node);
return results;
},
 
'checked': function(nodes, value, root) {
for (var i = 0, results = [], node; node = nodes[i]; i++)
if (node.checked) results.push(node);
return results;
}
},
 
operators: {
'=': function(nv, v) { return nv == v; },
'!=': function(nv, v) { return nv != v; },
'^=': function(nv, v) { return nv.startsWith(v); },
'$=': function(nv, v) { return nv.endsWith(v); },
'*=': function(nv, v) { return nv.include(v); },
'~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
'|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); }
},
 
split: function(expression) {
var expressions = [];
expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
expressions.push(m[1].strip());
});
return expressions;
},
 
matchElements: function(elements, expression) {
var matches = $$(expression), h = Selector.handlers;
h.mark(matches);
for (var i = 0, results = [], element; element = elements[i]; i++)
if (element._countedByPrototype) results.push(element);
h.unmark(matches);
return results;
},
 
findElement: function(elements, expression, index) {
if (Object.isNumber(expression)) {
index = expression; expression = false;
}
return Selector.matchElements(elements, expression || '*')[index || 0];
},
 
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;
}
});
 
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;
},
 
// 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).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;
 
var data = elements.inject({ }, function(result, element) {
if (!element.disabled && element.name) {
key = element.name; value = $(element).getValue();
if (value != null && (element.type != 'submit' || (!submitted &&
submit !== false && (!submit || key == submit) && (submitted = true)))) {
if (key in result) {
// a key is already present; construct an array of values
if (!Object.isArray(result[key])) result[key] = [result[key]];
result[key].push(value);
}
else result[key] = value;
}
}
return result;
});
 
return options.hash ? data : Object.toQueryString(data);
}
};
 
Form.Methods = {
serialize: function(form, options) {
return Form.serializeElements(Form.getElements(form), options);
},
 
getElements: function(form) {
return $A($(form).getElementsByTagName('*')).inject([],
function(elements, child) {
if (Form.Element.Serializers[child.tagName.toLowerCase()])
elements.push(Element.extend(child));
return elements;
}
);
},
 
getInputs: function(form, typeName, name) {
form = $(form);
var inputs = form.getElementsByTagName('input');
 
if (!typeName && !name) return $A(inputs).map(Element.extend);
 
for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) {
var input = inputs[i];
if ((typeName && input.type != typeName) || (name && input.name != name))
continue;
matchingInputs.push(Element.extend(input));
}
 
return matchingInputs;
},
 
disable: function(form) {
form = $(form);
Form.getElements(form).invoke('disable');
return form;
},
 
enable: function(form) {
form = $(form);
Form.getElements(form).invoke('enable');
return form;
},
 
findFirstElement: function(form) {
var elements = $(form).getElements().findAll(function(element) {
return 'hidden' != element.type && !element.disabled;
});
var firstByIndex = elements.findAll(function(element) {
return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
}).sortBy(function(element) { return element.tabIndex }).first();
 
return firstByIndex ? firstByIndex : elements.find(function(element) {
return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
});
},
 
focusFirstElement: function(form) {
form = $(form);
form.findFirstElement().activate();
return form;
},
 
request: function(form, options) {
form = $(form), options = Object.clone(options || { });
 
var params = options.parameters, action = form.readAttribute('action') || '';
if (action.blank()) action = window.location.href;
options.parameters = form.serialize(true);
 
if (params) {
if (Object.isString(params)) params = params.toQueryParams();
Object.extend(options.parameters, params);
}
 
if (form.hasAttribute('method') && !options.method)
options.method = form.method;
 
return new Ajax.Request(action, options);
}
};
 
/*--------------------------------------------------------------------------*/
 
Form.Element = {
focus: function(element) {
$(element).focus();
return element;
},
 
select: function(element) {
$(element).select();
return element;
}
};
 
Form.Element.Methods = {
serialize: function(element) {
element = $(element);
if (!element.disabled && element.name) {
var value = element.getValue();
if (value != undefined) {
var pair = { };
pair[element.name] = value;
return Object.toQueryString(pair);
}
}
return '';
},
 
getValue: function(element) {
element = $(element);
var method = element.tagName.toLowerCase();
return Form.Element.Serializers[method](element);
},
 
setValue: function(element, value) {
element = $(element);
var method = element.tagName.toLowerCase();
Form.Element.Serializers[method](element, value);
return element;
},
 
clear: function(element) {
$(element).value = '';
return element;
},
 
present: function(element) {
return $(element).value != '';
},
 
activate: function(element) {
element = $(element);
try {
element.focus();
if (element.select && (element.tagName.toLowerCase() != 'input' ||
!['button', 'reset', 'submit'].include(element.type)))
element.select();
} catch (e) { }
return element;
},
 
disable: function(element) {
element = $(element);
element.blur();
element.disabled = true;
return element;
},
 
enable: function(element) {
element = $(element);
element.disabled = false;
return element;
}
};
 
/*--------------------------------------------------------------------------*/
 
var Field = Form.Element;
var $F = Form.Element.Methods.getValue;
 
/*--------------------------------------------------------------------------*/
 
Form.Element.Serializers = {
input: function(element, value) {
switch (element.type.toLowerCase()) {
case 'checkbox':
case 'radio':
return Form.Element.Serializers.inputSelector(element, value);
default:
return Form.Element.Serializers.textarea(element, value);
}
},
 
inputSelector: function(element, value) {
if (Object.isUndefined(value)) return element.checked ? element.value : null;
else element.checked = !!value;
},
 
textarea: function(element, value) {
if (Object.isUndefined(value)) return element.value;
else element.value = value;
},
 
select: function(element, index) {
if (Object.isUndefined(index))
return this[element.type == 'select-one' ?
'selectOne' : 'selectMany'](element);
else {
var opt, value, single = !Object.isArray(index);
for (var i = 0, length = element.length; i < length; i++) {
opt = element.options[i];
value = this.optionValue(opt);
if (single) {
if (value == index) {
opt.selected = true;
return;
}
}
else opt.selected = index.include(value);
}
}
},
 
selectOne: function(element) {
var index = element.selectedIndex;
return index >= 0 ? this.optionValue(element.options[index]) : null;
},
 
selectMany: function(element) {
var values, length = element.length;
if (!length) return null;
 
for (var i = 0, values = []; i < length; i++) {
var opt = element.options[i];
if (opt.selected) values.push(this.optionValue(opt));
}
return values;
},
 
optionValue: function(opt) {
// extend element because hasAttribute may not be native
return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
}
};
 
/*--------------------------------------------------------------------------*/
 
Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
initialize: function($super, element, frequency, callback) {
$super(callback, frequency);
this.element = $(element);
this.lastValue = this.getValue();
},
 
execute: function() {
var value = this.getValue();
if (Object.isString(this.lastValue) && Object.isString(value) ?
this.lastValue != value : String(this.lastValue) != String(value)) {
this.callback(this.element, value);
this.lastValue = value;
}
}
});
 
Form.Element.Observer = Class.create(Abstract.TimedObserver, {
getValue: function() {
return Form.Element.getValue(this.element);
}
});
 
Form.Observer = Class.create(Abstract.TimedObserver, {
getValue: function() {
return Form.serialize(this.element);
}
});
 
/*--------------------------------------------------------------------------*/
 
Abstract.EventObserver = Class.create({
initialize: function(element, callback) {
this.element = $(element);
this.callback = callback;
 
this.lastValue = this.getValue();
if (this.element.tagName.toLowerCase() == 'form')
this.registerFormCallbacks();
else
this.registerCallback(this.element);
},
 
onElementEvent: function() {
var value = this.getValue();
if (this.lastValue != value) {
this.callback(this.element, value);
this.lastValue = value;
}
},
 
registerFormCallbacks: function() {
Form.getElements(this.element).each(this.registerCallback, this);
},
 
registerCallback: function(element) {
if (element.type) {
switch (element.type.toLowerCase()) {
case 'checkbox':
case 'radio':
Event.observe(element, 'click', this.onElementEvent.bind(this));
break;
default:
Event.observe(element, 'change', this.onElementEvent.bind(this));
break;
}
}
}
});
 
Form.Element.EventObserver = Class.create(Abstract.EventObserver, {
getValue: function() {
return Form.Element.getValue(this.element);
}
});
 
Form.EventObserver = Class.create(Abstract.EventObserver, {
getValue: function() {
return Form.serialize(this.element);
}
});
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);
}
});
 
Event.Methods = (function() {
var isButton;
 
if (Prototype.Browser.IE) {
var buttonMap = { 0: 1, 1: 4, 2: 2 };
isButton = function(event, code) {
return event.button == buttonMap[code];
};
 
} else if (Prototype.Browser.WebKit) {
isButton = function(event, code) {
switch (code) {
case 0: return event.which == 1 && !event.metaKey;
case 1: return event.which == 1 && event.metaKey;
default: return false;
}
};
 
} else {
isButton = function(event, code) {
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) {
var node = Event.extend(event).target;
return Element.extend(node.nodeType == Node.TEXT_NODE ? node.parentNode : node);
},
 
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);
},
 
pointer: function(event) {
return {
x: event.pageX || (event.clientX +
(document.documentElement.scrollLeft || document.body.scrollLeft)),
y: event.pageY || (event.clientY +
(document.documentElement.scrollTop || document.body.scrollTop))
};
},
 
pointerX: function(event) { return Event.pointer(event).x },
pointerY: function(event) { return Event.pointer(event).y },
 
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 (Prototype.Browser.IE) {
Object.extend(methods, {
stopPropagation: function() { this.cancelBubble = true },
preventDefault: function() { this.returnValue = false },
inspect: function() { return "[object Event]" }
});
 
return function(event) {
if (!event) return false;
if (event._extendedByPrototype) return event;
 
event._extendedByPrototype = Prototype.emptyFunction;
var pointer = Event.pointer(event);
Object.extend(event, {
target: event.srcElement,
relatedTarget: Event.relatedTarget(event),
pageX: pointer.x,
pageY: pointer.y
});
return Object.extend(event, methods);
};
 
} else {
Event.prototype = Event.prototype || document.createEvent("HTMLEvents").__proto__;
Object.extend(Event.prototype, methods);
return Prototype.K;
}
})();
 
Object.extend(Event, (function() {
var cache = Event.cache;
 
function getEventID(element) {
if (element._prototypeEventID) return element._prototypeEventID[0];
arguments.callee.id = arguments.callee.id || 1;
return element._prototypeEventID = [++arguments.callee.id];
}
 
function getDOMEventName(eventName) {
if (eventName && eventName.include(':')) return "dataavailable";
return eventName;
}
 
function getCacheForID(id) {
return cache[id] = cache[id] || { };
}
 
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;
 
var wrapper = function(event) {
if (!Event || !Event.extend ||
(event.eventName && event.eventName != eventName))
return false;
 
Event.extend(event);
handler.call(element, event);
};
 
wrapper.handler = handler;
c.push(wrapper);
return wrapper;
}
 
function findWrapper(id, eventName, handler) {
var c = getWrappersForEventName(id, eventName);
return c.find(function(wrapper) { return wrapper.handler == handler });
}
 
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 id in cache)
for (var eventName in cache[id])
cache[id][eventName] = null;
}
 
if (window.attachEvent) {
window.attachEvent("onunload", destroyCache);
}
 
return {
observe: function(element, eventName, handler) {
element = $(element);
var name = getDOMEventName(eventName);
 
var wrapper = createWrapper(element, eventName, handler);
if (!wrapper) return element;
 
if (element.addEventListener) {
element.addEventListener(name, wrapper, false);
} else {
element.attachEvent("on" + name, wrapper);
}
 
return element;
},
 
stopObserving: function(element, eventName, handler) {
element = $(element);
var id = getEventID(element), name = getDOMEventName(eventName);
 
if (!handler && eventName) {
getWrappersForEventName(id, eventName).each(function(wrapper) {
element.stopObserving(eventName, wrapper.handler);
});
return element;
 
} else if (!eventName) {
Object.keys(getCacheForID(id)).each(function(eventName) {
element.stopObserving(eventName);
});
return element;
}
 
var wrapper = findWrapper(id, eventName, handler);
if (!wrapper) return element;
 
if (element.removeEventListener) {
element.removeEventListener(name, wrapper, false);
} else {
element.detachEvent("on" + name, wrapper);
}
 
destroyWrapper(id, eventName, handler);
 
return element;
},
 
fire: function(element, eventName, memo) {
element = $(element);
if (element == document && document.createEvent && !element.dispatchEvent)
element = document.documentElement;
 
var event;
if (document.createEvent) {
event = document.createEvent("HTMLEvents");
event.initEvent("dataavailable", true, true);
} else {
event = document.createEventObject();
event.eventType = "ondataavailable";
}
 
event.eventName = eventName;
event.memo = memo || { };
 
if (document.createEvent) {
element.dispatchEvent(event);
} else {
element.fireEvent(event.eventType, event);
}
 
return Event.extend(event);
}
};
})());
 
Object.extend(Event, Event.Methods);
 
Element.addMethods({
fire: Event.fire,
observe: Event.observe,
stopObserving: Event.stopObserving
});
 
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 and John Resig. */
 
var timer;
 
function fireContentLoadedEvent() {
if (document.loaded) return;
if (timer) window.clearInterval(timer);
document.fire("dom:loaded");
document.loaded = true;
}
 
if (document.addEventListener) {
if (Prototype.Browser.WebKit) {
timer = window.setInterval(function() {
if (/loaded|complete/.test(document.readyState))
fireContentLoadedEvent();
}, 0);
 
Event.observe(window, "load", fireContentLoadedEvent);
 
} else {
document.addEventListener("DOMContentLoaded",
fireContentLoadedEvent, false);
}
 
} else {
document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>");
$("__onDOMContentLoaded").onreadystatechange = function() {
if (this.readyState == "complete") {
this.onreadystatechange = null;
fireContentLoadedEvent();
}
};
}
})();
/*------------------------------- DEPRECATED -------------------------------*/
 
Hash.toQueryString = Object.toQueryString;
 
var Toggle = { display: Element.toggle };
 
Element.Methods.childOf = Element.Methods.descendantOf;
 
var Insertion = {
Before: function(element, content) {
return Element.insert(element, {before:content});
},
 
Top: function(element, content) {
return Element.insert(element, {top:content});
},
 
Bottom: function(element, content) {
return Element.insert(element, {bottom:content});
},
 
After: function(element, content) {
return Element.insert(element, {after:content});
}
};
 
var $continue = new Error('"throw $continue" is deprecated, use "return" instead');
 
// 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
|| document.body.scrollLeft
|| 0;
this.deltaY = window.pageYOffset
|| document.documentElement.scrollTop
|| document.body.scrollTop
|| 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 = x;
this.ycomp = y;
this.offset = Element.cumulativeOffset(element);
 
return (y >= this.offset[1] &&
y < this.offset[1] + element.offsetHeight &&
x >= this.offset[0] &&
x < this.offset[0] + element.offsetWidth);
},
 
withinIncludingScrolloffsets: function(element, x, y) {
var offsetcache = Element.cumulativeScrollOffset(element);
 
this.xcomp = x + offsetcache[0] - this.deltaX;
this.ycomp = y + offsetcache[1] - this.deltaY;
this.offset = Element.cumulativeOffset(element);
 
return (this.ycomp >= this.offset[1] &&
this.ycomp < this.offset[1] + element.offsetHeight &&
this.xcomp >= this.offset[0] &&
this.xcomp < this.offset[0] + element.offsetWidth);
},
 
// within must be called directly before
overlap: function(mode, element) {
if (!mode) return 0;
if (mode == 'vertical')
return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
element.offsetHeight;
if (mode == 'horizontal')
return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
element.offsetWidth;
},
 
// Deprecation layer -- use newer Element methods now (1.5.2).
 
cumulativeOffset: Element.Methods.cumulativeOffset,
 
positionedOffset: Element.Methods.positionedOffset,
 
absolutize: function(element) {
Position.prepare();
return Element.absolutize(element);
},
 
relativize: function(element) {
Position.prepare();
return Element.relativize(element);
},
 
realOffset: Element.Methods.cumulativeScrollOffset,
 
offsetParent: Element.Methods.getOffsetParent,
 
page: Element.Methods.viewportOffset,
 
clone: function(source, target, options) {
options = options || { };
return Element.clonePosition(target, source, options);
}
};
 
/*--------------------------------------------------------------------------*/
 
if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
function iter(name) {
return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
}
 
instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
function(element, className) {
className = className.toString().strip();
var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
} : function(element, className) {
className = className.toString().strip();
var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
if (!classNames && !className) return elements;
 
var nodes = $(element).getElementsByTagName('*');
className = ' ' + className + ' ';
 
for (var i = 0, child, cn; child = nodes[i]; i++) {
if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
(classNames && classNames.all(function(name) {
return !name.toString().blank() && cn.include(' ' + name + ' ');
}))))
elements.push(Element.extend(child));
}
return elements;
};
 
return function(className, parentElement) {
return $(parentElement || document.body).getElementsByClassName(className);
};
}(Element.Methods);
 
/*--------------------------------------------------------------------------*/
 
Element.ClassNames = Class.create();
Element.ClassNames.prototype = {
initialize: function(element) {
this.element = $(element);
},
 
_each: function(iterator) {
this.element.className.split(/\s+/).select(function(name) {
return name.length > 0;
})._each(iterator);
},
 
set: function(className) {
this.element.className = className;
},
 
add: function(classNameToAdd) {
if (this.include(classNameToAdd)) return;
this.set($A(this).concat(classNameToAdd).join(' '));
},
 
remove: function(classNameToRemove) {
if (!this.include(classNameToRemove)) return;
this.set($A(this).without(classNameToRemove).join(' '));
},
 
toString: function() {
return $A(this).join(' ');
}
};
 
Object.extend(Element.ClassNames.prototype, Enumerable);
 
/*--------------------------------------------------------------------------*/
 
Element.addMethods();
/trunk/vendors/extjs-2.0.1/adapter/prototype/effects.js
New file
0,0 → 1,1122
// script.aculo.us effects.js v1.8.1, Thu Jan 03 22:07:12 -0500 2008
 
// Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
// Contributors:
// Justin Palmer (http://encytemedia.com/)
// Mark Pilgrim (http://diveintomark.org/)
// Martin Bialasinki
//
// script.aculo.us is freely distributable under the terms of an MIT-style license.
// For details, see the script.aculo.us web site: http://script.aculo.us/
 
// converts rgb() and #xxx to #xxxxxx format,
// returns self (or first argument) if not convertable
String.prototype.parseColor = function() {
var color = '#';
if (this.slice(0,4) == 'rgb(') {
var cols = this.slice(4,this.length-1).split(',');
var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3);
} else {
if (this.slice(0,1) == '#') {
if (this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase();
if (this.length==7) color = this.toLowerCase();
}
}
return (color.length==7 ? color : (arguments[0] || this));
};
 
/*--------------------------------------------------------------------------*/
 
Element.collectTextNodes = function(element) {
return $A($(element).childNodes).collect( function(node) {
return (node.nodeType==3 ? node.nodeValue :
(node.hasChildNodes() ? Element.collectTextNodes(node) : ''));
}).flatten().join('');
};
 
Element.collectTextNodesIgnoreClass = function(element, className) {
return $A($(element).childNodes).collect( function(node) {
return (node.nodeType==3 ? node.nodeValue :
((node.hasChildNodes() && !Element.hasClassName(node,className)) ?
Element.collectTextNodesIgnoreClass(node, className) : ''));
}).flatten().join('');
};
 
Element.setContentZoom = function(element, percent) {
element = $(element);
element.setStyle({fontSize: (percent/100) + 'em'});
if (Prototype.Browser.WebKit) window.scrollBy(0,0);
return element;
};
 
Element.getInlineOpacity = function(element){
return $(element).style.opacity || '';
};
 
Element.forceRerendering = function(element) {
try {
element = $(element);
var n = document.createTextNode(' ');
element.appendChild(n);
element.removeChild(n);
} catch(e) { }
};
 
/*--------------------------------------------------------------------------*/
 
var Effect = {
_elementDoesNotExistError: {
name: 'ElementDoesNotExistError',
message: 'The specified DOM element does not exist, but is required for this effect to operate'
},
Transitions: {
linear: Prototype.K,
sinoidal: function(pos) {
return (-Math.cos(pos*Math.PI)/2) + 0.5;
},
reverse: function(pos) {
return 1-pos;
},
flicker: function(pos) {
var pos = ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;
return pos > 1 ? 1 : pos;
},
wobble: function(pos) {
return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
},
pulse: function(pos, pulses) {
pulses = pulses || 5;
return (
((pos % (1/pulses)) * pulses).round() == 0 ?
((pos * pulses * 2) - (pos * pulses * 2).floor()) :
1 - ((pos * pulses * 2) - (pos * pulses * 2).floor())
);
},
spring: function(pos) {
return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6));
},
none: function(pos) {
return 0;
},
full: function(pos) {
return 1;
}
},
DefaultOptions: {
duration: 1.0, // seconds
fps: 100, // 100= assume 66fps max.
sync: false, // true for combining
from: 0.0,
to: 1.0,
delay: 0.0,
queue: 'parallel'
},
tagifyText: function(element) {
var tagifyStyle = 'position:relative';
if (Prototype.Browser.IE) tagifyStyle += ';zoom:1';
element = $(element);
$A(element.childNodes).each( function(child) {
if (child.nodeType==3) {
child.nodeValue.toArray().each( function(character) {
element.insertBefore(
new Element('span', {style: tagifyStyle}).update(
character == ' ' ? String.fromCharCode(160) : character),
child);
});
Element.remove(child);
}
});
},
multiple: function(element, effect) {
var elements;
if (((typeof element == 'object') ||
Object.isFunction(element)) &&
(element.length))
elements = element;
else
elements = $(element).childNodes;
var options = Object.extend({
speed: 0.1,
delay: 0.0
}, arguments[2] || { });
var masterDelay = options.delay;
 
$A(elements).each( function(element, index) {
new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay }));
});
},
PAIRS: {
'slide': ['SlideDown','SlideUp'],
'blind': ['BlindDown','BlindUp'],
'appear': ['Appear','Fade']
},
toggle: function(element, effect) {
element = $(element);
effect = (effect || 'appear').toLowerCase();
var options = Object.extend({
queue: { position:'end', scope:(element.id || 'global'), limit: 1 }
}, arguments[2] || { });
Effect[element.visible() ?
Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options);
}
};
 
Effect.DefaultOptions.transition = Effect.Transitions.sinoidal;
 
/* ------------- core effects ------------- */
 
Effect.ScopedQueue = Class.create(Enumerable, {
initialize: function() {
this.effects = [];
this.interval = null;
},
_each: function(iterator) {
this.effects._each(iterator);
},
add: function(effect) {
var timestamp = new Date().getTime();
var position = Object.isString(effect.options.queue) ?
effect.options.queue : effect.options.queue.position;
switch(position) {
case 'front':
// move unstarted effects after this effect
this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
e.startOn += effect.finishOn;
e.finishOn += effect.finishOn;
});
break;
case 'with-last':
timestamp = this.effects.pluck('startOn').max() || timestamp;
break;
case 'end':
// start effect after last queued effect has finished
timestamp = this.effects.pluck('finishOn').max() || timestamp;
break;
}
effect.startOn += timestamp;
effect.finishOn += timestamp;
 
if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
this.effects.push(effect);
if (!this.interval)
this.interval = setInterval(this.loop.bind(this), 15);
},
remove: function(effect) {
this.effects = this.effects.reject(function(e) { return e==effect });
if (this.effects.length == 0) {
clearInterval(this.interval);
this.interval = null;
}
},
loop: function() {
var timePos = new Date().getTime();
for(var i=0, len=this.effects.length;i<len;i++)
this.effects[i] && this.effects[i].loop(timePos);
}
});
 
Effect.Queues = {
instances: $H(),
get: function(queueName) {
if (!Object.isString(queueName)) return queueName;
return this.instances.get(queueName) ||
this.instances.set(queueName, new Effect.ScopedQueue());
}
};
Effect.Queue = Effect.Queues.get('global');
 
Effect.Base = Class.create({
position: null,
start: function(options) {
function codeForEvent(options,eventName){
return (
(options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') +
(options[eventName] ? 'this.options.'+eventName+'(this);' : '')
);
}
if (options && options.transition === false) options.transition = Effect.Transitions.linear;
this.options = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { });
this.currentFrame = 0;
this.state = 'idle';
this.startOn = this.options.delay*1000;
this.finishOn = this.startOn+(this.options.duration*1000);
this.fromToDelta = this.options.to-this.options.from;
this.totalTime = this.finishOn-this.startOn;
this.totalFrames = this.options.fps*this.options.duration;
eval('this.render = function(pos){ '+
'if (this.state=="idle"){this.state="running";'+
codeForEvent(this.options,'beforeSetup')+
(this.setup ? 'this.setup();':'')+
codeForEvent(this.options,'afterSetup')+
'};if (this.state=="running"){'+
'pos=this.options.transition(pos)*'+this.fromToDelta+'+'+this.options.from+';'+
'this.position=pos;'+
codeForEvent(this.options,'beforeUpdate')+
(this.update ? 'this.update(pos);':'')+
codeForEvent(this.options,'afterUpdate')+
'}}');
this.event('beforeStart');
if (!this.options.sync)
Effect.Queues.get(Object.isString(this.options.queue) ?
'global' : this.options.queue.scope).add(this);
},
loop: function(timePos) {
if (timePos >= this.startOn) {
if (timePos >= this.finishOn) {
this.render(1.0);
this.cancel();
this.event('beforeFinish');
if (this.finish) this.finish();
this.event('afterFinish');
return;
}
var pos = (timePos - this.startOn) / this.totalTime,
frame = (pos * this.totalFrames).round();
if (frame > this.currentFrame) {
this.render(pos);
this.currentFrame = frame;
}
}
},
cancel: function() {
if (!this.options.sync)
Effect.Queues.get(Object.isString(this.options.queue) ?
'global' : this.options.queue.scope).remove(this);
this.state = 'finished';
},
event: function(eventName) {
if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
if (this.options[eventName]) this.options[eventName](this);
},
inspect: function() {
var data = $H();
for(property in this)
if (!Object.isFunction(this[property])) data.set(property, this[property]);
return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>';
}
});
 
Effect.Parallel = Class.create(Effect.Base, {
initialize: function(effects) {
this.effects = effects || [];
this.start(arguments[1]);
},
update: function(position) {
this.effects.invoke('render', position);
},
finish: function(position) {
this.effects.each( function(effect) {
effect.render(1.0);
effect.cancel();
effect.event('beforeFinish');
if (effect.finish) effect.finish(position);
effect.event('afterFinish');
});
}
});
 
Effect.Tween = Class.create(Effect.Base, {
initialize: function(object, from, to) {
object = Object.isString(object) ? $(object) : object;
var args = $A(arguments), method = args.last(),
options = args.length == 5 ? args[3] : null;
this.method = Object.isFunction(method) ? method.bind(object) :
Object.isFunction(object[method]) ? object[method].bind(object) :
function(value) { object[method] = value };
this.start(Object.extend({ from: from, to: to }, options || { }));
},
update: function(position) {
this.method(position);
}
});
 
Effect.Event = Class.create(Effect.Base, {
initialize: function() {
this.start(Object.extend({ duration: 0 }, arguments[0] || { }));
},
update: Prototype.emptyFunction
});
 
Effect.Opacity = Class.create(Effect.Base, {
initialize: function(element) {
this.element = $(element);
if (!this.element) throw(Effect._elementDoesNotExistError);
// make this work on IE on elements without 'layout'
if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
this.element.setStyle({zoom: 1});
var options = Object.extend({
from: this.element.getOpacity() || 0.0,
to: 1.0
}, arguments[1] || { });
this.start(options);
},
update: function(position) {
this.element.setOpacity(position);
}
});
 
Effect.Move = Class.create(Effect.Base, {
initialize: function(element) {
this.element = $(element);
if (!this.element) throw(Effect._elementDoesNotExistError);
var options = Object.extend({
x: 0,
y: 0,
mode: 'relative'
}, arguments[1] || { });
this.start(options);
},
setup: function() {
this.element.makePositioned();
this.originalLeft = parseFloat(this.element.getStyle('left') || '0');
this.originalTop = parseFloat(this.element.getStyle('top') || '0');
if (this.options.mode == 'absolute') {
this.options.x = this.options.x - this.originalLeft;
this.options.y = this.options.y - this.originalTop;
}
},
update: function(position) {
this.element.setStyle({
left: (this.options.x * position + this.originalLeft).round() + 'px',
top: (this.options.y * position + this.originalTop).round() + 'px'
});
}
});
 
// for backwards compatibility
Effect.MoveBy = function(element, toTop, toLeft) {
return new Effect.Move(element,
Object.extend({ x: toLeft, y: toTop }, arguments[3] || { }));
};
 
Effect.Scale = Class.create(Effect.Base, {
initialize: function(element, percent) {
this.element = $(element);
if (!this.element) throw(Effect._elementDoesNotExistError);
var options = Object.extend({
scaleX: true,
scaleY: true,
scaleContent: true,
scaleFromCenter: false,
scaleMode: 'box', // 'box' or 'contents' or { } with provided values
scaleFrom: 100.0,
scaleTo: percent
}, arguments[2] || { });
this.start(options);
},
setup: function() {
this.restoreAfterFinish = this.options.restoreAfterFinish || false;
this.elementPositioning = this.element.getStyle('position');
this.originalStyle = { };
['top','left','width','height','fontSize'].each( function(k) {
this.originalStyle[k] = this.element.style[k];
}.bind(this));
this.originalTop = this.element.offsetTop;
this.originalLeft = this.element.offsetLeft;
var fontSize = this.element.getStyle('font-size') || '100%';
['em','px','%','pt'].each( function(fontSizeType) {
if (fontSize.indexOf(fontSizeType)>0) {
this.fontSize = parseFloat(fontSize);
this.fontSizeType = fontSizeType;
}
}.bind(this));
this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;
this.dims = null;
if (this.options.scaleMode=='box')
this.dims = [this.element.offsetHeight, this.element.offsetWidth];
if (/^content/.test(this.options.scaleMode))
this.dims = [this.element.scrollHeight, this.element.scrollWidth];
if (!this.dims)
this.dims = [this.options.scaleMode.originalHeight,
this.options.scaleMode.originalWidth];
},
update: function(position) {
var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
if (this.options.scaleContent && this.fontSize)
this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType });
this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
},
finish: function(position) {
if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle);
},
setDimensions: function(height, width) {
var d = { };
if (this.options.scaleX) d.width = width.round() + 'px';
if (this.options.scaleY) d.height = height.round() + 'px';
if (this.options.scaleFromCenter) {
var topd = (height - this.dims[0])/2;
var leftd = (width - this.dims[1])/2;
if (this.elementPositioning == 'absolute') {
if (this.options.scaleY) d.top = this.originalTop-topd + 'px';
if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
} else {
if (this.options.scaleY) d.top = -topd + 'px';
if (this.options.scaleX) d.left = -leftd + 'px';
}
}
this.element.setStyle(d);
}
});
 
Effect.Highlight = Class.create(Effect.Base, {
initialize: function(element) {
this.element = $(element);
if (!this.element) throw(Effect._elementDoesNotExistError);
var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { });
this.start(options);
},
setup: function() {
// Prevent executing on elements not in the layout flow
if (this.element.getStyle('display')=='none') { this.cancel(); return; }
// Disable background image during the effect
this.oldStyle = { };
if (!this.options.keepBackgroundImage) {
this.oldStyle.backgroundImage = this.element.getStyle('background-image');
this.element.setStyle({backgroundImage: 'none'});
}
if (!this.options.endcolor)
this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff');
if (!this.options.restorecolor)
this.options.restorecolor = this.element.getStyle('background-color');
// init color calculations
this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this));
this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this));
},
update: function(position) {
this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){
return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) });
},
finish: function() {
this.element.setStyle(Object.extend(this.oldStyle, {
backgroundColor: this.options.restorecolor
}));
}
});
 
Effect.ScrollTo = function(element) {
var options = arguments[1] || { },
scrollOffsets = document.viewport.getScrollOffsets(),
elementOffsets = $(element).cumulativeOffset(),
max = (window.height || document.body.scrollHeight) - document.viewport.getHeight();
 
if (options.offset) elementOffsets[1] += options.offset;
 
return new Effect.Tween(null,
scrollOffsets.top,
elementOffsets[1] > max ? max : elementOffsets[1],
options,
function(p){ scrollTo(scrollOffsets.left, p.round()) }
);
};
 
/* ------------- combination effects ------------- */
 
Effect.Fade = function(element) {
element = $(element);
var oldOpacity = element.getInlineOpacity();
var options = Object.extend({
from: element.getOpacity() || 1.0,
to: 0.0,
afterFinishInternal: function(effect) {
if (effect.options.to!=0) return;
effect.element.hide().setStyle({opacity: oldOpacity});
}
}, arguments[1] || { });
return new Effect.Opacity(element,options);
};
 
Effect.Appear = function(element) {
element = $(element);
var options = Object.extend({
from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0),
to: 1.0,
// force Safari to render floated elements properly
afterFinishInternal: function(effect) {
effect.element.forceRerendering();
},
beforeSetup: function(effect) {
effect.element.setOpacity(effect.options.from).show();
}}, arguments[1] || { });
return new Effect.Opacity(element,options);
};
 
Effect.Puff = function(element) {
element = $(element);
var oldStyle = {
opacity: element.getInlineOpacity(),
position: element.getStyle('position'),
top: element.style.top,
left: element.style.left,
width: element.style.width,
height: element.style.height
};
return new Effect.Parallel(
[ new Effect.Scale(element, 200,
{ sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }),
new Effect.Opacity(element, { sync: true, to: 0.0 } ) ],
Object.extend({ duration: 1.0,
beforeSetupInternal: function(effect) {
Position.absolutize(effect.effects[0].element)
},
afterFinishInternal: function(effect) {
effect.effects[0].element.hide().setStyle(oldStyle); }
}, arguments[1] || { })
);
};
 
Effect.BlindUp = function(element) {
element = $(element);
element.makeClipping();
return new Effect.Scale(element, 0,
Object.extend({ scaleContent: false,
scaleX: false,
restoreAfterFinish: true,
afterFinishInternal: function(effect) {
effect.element.hide().undoClipping();
}
}, arguments[1] || { })
);
};
 
Effect.BlindDown = function(element) {
element = $(element);
var elementDimensions = element.getDimensions();
return new Effect.Scale(element, 100, Object.extend({
scaleContent: false,
scaleX: false,
scaleFrom: 0,
scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
restoreAfterFinish: true,
afterSetup: function(effect) {
effect.element.makeClipping().setStyle({height: '0px'}).show();
},
afterFinishInternal: function(effect) {
effect.element.undoClipping();
}
}, arguments[1] || { }));
};
 
Effect.SwitchOff = function(element) {
element = $(element);
var oldOpacity = element.getInlineOpacity();
return new Effect.Appear(element, Object.extend({
duration: 0.4,
from: 0,
transition: Effect.Transitions.flicker,
afterFinishInternal: function(effect) {
new Effect.Scale(effect.element, 1, {
duration: 0.3, scaleFromCenter: true,
scaleX: false, scaleContent: false, restoreAfterFinish: true,
beforeSetup: function(effect) {
effect.element.makePositioned().makeClipping();
},
afterFinishInternal: function(effect) {
effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity});
}
})
}
}, arguments[1] || { }));
};
 
Effect.DropOut = function(element) {
element = $(element);
var oldStyle = {
top: element.getStyle('top'),
left: element.getStyle('left'),
opacity: element.getInlineOpacity() };
return new Effect.Parallel(
[ new Effect.Move(element, {x: 0, y: 100, sync: true }),
new Effect.Opacity(element, { sync: true, to: 0.0 }) ],
Object.extend(
{ duration: 0.5,
beforeSetup: function(effect) {
effect.effects[0].element.makePositioned();
},
afterFinishInternal: function(effect) {
effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle);
}
}, arguments[1] || { }));
};
 
Effect.Shake = function(element) {
element = $(element);
var options = Object.extend({
distance: 20,
duration: 0.5
}, arguments[1] || {});
var distance = parseFloat(options.distance);
var split = parseFloat(options.duration) / 10.0;
var oldStyle = {
top: element.getStyle('top'),
left: element.getStyle('left') };
return new Effect.Move(element,
{ x: distance, y: 0, duration: split, afterFinishInternal: function(effect) {
new Effect.Move(effect.element,
{ x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) {
new Effect.Move(effect.element,
{ x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) {
new Effect.Move(effect.element,
{ x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) {
new Effect.Move(effect.element,
{ x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) {
new Effect.Move(effect.element,
{ x: -distance, y: 0, duration: split, afterFinishInternal: function(effect) {
effect.element.undoPositioned().setStyle(oldStyle);
}}) }}) }}) }}) }}) }});
};
 
Effect.SlideDown = function(element) {
element = $(element).cleanWhitespace();
// SlideDown need to have the content of the element wrapped in a container element with fixed height!
var oldInnerBottom = element.down().getStyle('bottom');
var elementDimensions = element.getDimensions();
return new Effect.Scale(element, 100, Object.extend({
scaleContent: false,
scaleX: false,
scaleFrom: window.opera ? 0 : 1,
scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
restoreAfterFinish: true,
afterSetup: function(effect) {
effect.element.makePositioned();
effect.element.down().makePositioned();
if (window.opera) effect.element.setStyle({top: ''});
effect.element.makeClipping().setStyle({height: '0px'}).show();
},
afterUpdateInternal: function(effect) {
effect.element.down().setStyle({bottom:
(effect.dims[0] - effect.element.clientHeight) + 'px' });
},
afterFinishInternal: function(effect) {
effect.element.undoClipping().undoPositioned();
effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); }
}, arguments[1] || { })
);
};
 
Effect.SlideUp = function(element) {
element = $(element).cleanWhitespace();
var oldInnerBottom = element.down().getStyle('bottom');
var elementDimensions = element.getDimensions();
return new Effect.Scale(element, window.opera ? 0 : 1,
Object.extend({ scaleContent: false,
scaleX: false,
scaleMode: 'box',
scaleFrom: 100,
scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
restoreAfterFinish: true,
afterSetup: function(effect) {
effect.element.makePositioned();
effect.element.down().makePositioned();
if (window.opera) effect.element.setStyle({top: ''});
effect.element.makeClipping().show();
},
afterUpdateInternal: function(effect) {
effect.element.down().setStyle({bottom:
(effect.dims[0] - effect.element.clientHeight) + 'px' });
},
afterFinishInternal: function(effect) {
effect.element.hide().undoClipping().undoPositioned();
effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom});
}
}, arguments[1] || { })
);
};
 
// Bug in opera makes the TD containing this element expand for a instance after finish
Effect.Squish = function(element) {
return new Effect.Scale(element, window.opera ? 1 : 0, {
restoreAfterFinish: true,
beforeSetup: function(effect) {
effect.element.makeClipping();
},
afterFinishInternal: function(effect) {
effect.element.hide().undoClipping();
}
});
};
 
Effect.Grow = function(element) {
element = $(element);
var options = Object.extend({
direction: 'center',
moveTransition: Effect.Transitions.sinoidal,
scaleTransition: Effect.Transitions.sinoidal,
opacityTransition: Effect.Transitions.full
}, arguments[1] || { });
var oldStyle = {
top: element.style.top,
left: element.style.left,
height: element.style.height,
width: element.style.width,
opacity: element.getInlineOpacity() };
 
var dims = element.getDimensions();
var initialMoveX, initialMoveY;
var moveX, moveY;
switch (options.direction) {
case 'top-left':
initialMoveX = initialMoveY = moveX = moveY = 0;
break;
case 'top-right':
initialMoveX = dims.width;
initialMoveY = moveY = 0;
moveX = -dims.width;
break;
case 'bottom-left':
initialMoveX = moveX = 0;
initialMoveY = dims.height;
moveY = -dims.height;
break;
case 'bottom-right':
initialMoveX = dims.width;
initialMoveY = dims.height;
moveX = -dims.width;
moveY = -dims.height;
break;
case 'center':
initialMoveX = dims.width / 2;
initialMoveY = dims.height / 2;
moveX = -dims.width / 2;
moveY = -dims.height / 2;
break;
}
return new Effect.Move(element, {
x: initialMoveX,
y: initialMoveY,
duration: 0.01,
beforeSetup: function(effect) {
effect.element.hide().makeClipping().makePositioned();
},
afterFinishInternal: function(effect) {
new Effect.Parallel(
[ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }),
new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }),
new Effect.Scale(effect.element, 100, {
scaleMode: { originalHeight: dims.height, originalWidth: dims.width },
sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true})
], Object.extend({
beforeSetup: function(effect) {
effect.effects[0].element.setStyle({height: '0px'}).show();
},
afterFinishInternal: function(effect) {
effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle);
}
}, options)
)
}
});
};
 
Effect.Shrink = function(element) {
element = $(element);
var options = Object.extend({
direction: 'center',
moveTransition: Effect.Transitions.sinoidal,
scaleTransition: Effect.Transitions.sinoidal,
opacityTransition: Effect.Transitions.none
}, arguments[1] || { });
var oldStyle = {
top: element.style.top,
left: element.style.left,
height: element.style.height,
width: element.style.width,
opacity: element.getInlineOpacity() };
 
var dims = element.getDimensions();
var moveX, moveY;
switch (options.direction) {
case 'top-left':
moveX = moveY = 0;
break;
case 'top-right':
moveX = dims.width;
moveY = 0;
break;
case 'bottom-left':
moveX = 0;
moveY = dims.height;
break;
case 'bottom-right':
moveX = dims.width;
moveY = dims.height;
break;
case 'center':
moveX = dims.width / 2;
moveY = dims.height / 2;
break;
}
return new Effect.Parallel(
[ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }),
new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}),
new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition })
], Object.extend({
beforeStartInternal: function(effect) {
effect.effects[0].element.makePositioned().makeClipping();
},
afterFinishInternal: function(effect) {
effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); }
}, options)
);
};
 
Effect.Pulsate = function(element) {
element = $(element);
var options = arguments[1] || { };
var oldOpacity = element.getInlineOpacity();
var transition = options.transition || Effect.Transitions.sinoidal;
var reverser = function(pos){ return transition(1-Effect.Transitions.pulse(pos, options.pulses)) };
reverser.bind(transition);
return new Effect.Opacity(element,
Object.extend(Object.extend({ duration: 2.0, from: 0,
afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); }
}, options), {transition: reverser}));
};
 
Effect.Fold = function(element) {
element = $(element);
var oldStyle = {
top: element.style.top,
left: element.style.left,
width: element.style.width,
height: element.style.height };
element.makeClipping();
return new Effect.Scale(element, 5, Object.extend({
scaleContent: false,
scaleX: false,
afterFinishInternal: function(effect) {
new Effect.Scale(element, 1, {
scaleContent: false,
scaleY: false,
afterFinishInternal: function(effect) {
effect.element.hide().undoClipping().setStyle(oldStyle);
} });
}}, arguments[1] || { }));
};
 
Effect.Morph = Class.create(Effect.Base, {
initialize: function(element) {
this.element = $(element);
if (!this.element) throw(Effect._elementDoesNotExistError);
var options = Object.extend({
style: { }
}, arguments[1] || { });
if (!Object.isString(options.style)) this.style = $H(options.style);
else {
if (options.style.include(':'))
this.style = options.style.parseStyle();
else {
this.element.addClassName(options.style);
this.style = $H(this.element.getStyles());
this.element.removeClassName(options.style);
var css = this.element.getStyles();
this.style = this.style.reject(function(style) {
return style.value == css[style.key];
});
options.afterFinishInternal = function(effect) {
effect.element.addClassName(effect.options.style);
effect.transforms.each(function(transform) {
effect.element.style[transform.style] = '';
});
}
}
}
this.start(options);
},
setup: function(){
function parseColor(color){
if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff';
color = color.parseColor();
return $R(0,2).map(function(i){
return parseInt( color.slice(i*2+1,i*2+3), 16 )
});
}
this.transforms = this.style.map(function(pair){
var property = pair[0], value = pair[1], unit = null;
 
if (value.parseColor('#zzzzzz') != '#zzzzzz') {
value = value.parseColor();
unit = 'color';
} else if (property == 'opacity') {
value = parseFloat(value);
if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
this.element.setStyle({zoom: 1});
} else if (Element.CSS_LENGTH.test(value)) {
var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/);
value = parseFloat(components[1]);
unit = (components.length == 3) ? components[2] : null;
}
 
var originalValue = this.element.getStyle(property);
return {
style: property.camelize(),
originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0),
targetValue: unit=='color' ? parseColor(value) : value,
unit: unit
};
}.bind(this)).reject(function(transform){
return (
(transform.originalValue == transform.targetValue) ||
(
transform.unit != 'color' &&
(isNaN(transform.originalValue) || isNaN(transform.targetValue))
)
)
});
},
update: function(position) {
var style = { }, transform, i = this.transforms.length;
while(i--)
style[(transform = this.transforms[i]).style] =
transform.unit=='color' ? '#'+
(Math.round(transform.originalValue[0]+
(transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() +
(Math.round(transform.originalValue[1]+
(transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() +
(Math.round(transform.originalValue[2]+
(transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() :
(transform.originalValue +
(transform.targetValue - transform.originalValue) * position).toFixed(3) +
(transform.unit === null ? '' : transform.unit);
this.element.setStyle(style, true);
}
});
 
Effect.Transform = Class.create({
initialize: function(tracks){
this.tracks = [];
this.options = arguments[1] || { };
this.addTracks(tracks);
},
addTracks: function(tracks){
tracks.each(function(track){
track = $H(track);
var data = track.values().first();
this.tracks.push($H({
ids: track.keys().first(),
effect: Effect.Morph,
options: { style: data }
}));
}.bind(this));
return this;
},
play: function(){
return new Effect.Parallel(
this.tracks.map(function(track){
var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options');
var elements = [$(ids) || $$(ids)].flatten();
return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) });
}).flatten(),
this.options
);
}
});
 
Element.CSS_PROPERTIES = $w(
'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' +
'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' +
'borderRightColor borderRightStyle borderRightWidth borderSpacing ' +
'borderTopColor borderTopStyle borderTopWidth bottom clip color ' +
'fontSize fontWeight height left letterSpacing lineHeight ' +
'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+
'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' +
'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' +
'right textIndent top width wordSpacing zIndex');
Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;
 
String.__parseStyleElement = document.createElement('div');
String.prototype.parseStyle = function(){
var style, styleRules = $H();
if (Prototype.Browser.WebKit)
style = new Element('div',{style:this}).style;
else {
String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>';
style = String.__parseStyleElement.childNodes[0].style;
}
Element.CSS_PROPERTIES.each(function(property){
if (style[property]) styleRules.set(property, style[property]);
});
if (Prototype.Browser.IE && this.include('opacity'))
styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]);
 
return styleRules;
};
 
if (document.defaultView && document.defaultView.getComputedStyle) {
Element.getStyles = function(element) {
var css = document.defaultView.getComputedStyle($(element), null);
return Element.CSS_PROPERTIES.inject({ }, function(styles, property) {
styles[property] = css[property];
return styles;
});
};
} else {
Element.getStyles = function(element) {
element = $(element);
var css = element.currentStyle, styles;
styles = Element.CSS_PROPERTIES.inject({ }, function(results, property) {
results[property] = css[property];
return results;
});
if (!styles.opacity) styles.opacity = element.getOpacity();
return styles;
};
};
 
Effect.Methods = {
morph: function(element, style) {
element = $(element);
new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { }));
return element;
},
visualEffect: function(element, effect, options) {
element = $(element)
var s = effect.dasherize().camelize(), klass = s.charAt(0).toUpperCase() + s.substring(1);
new Effect[klass](element, options);
return element;
},
highlight: function(element, options) {
element = $(element);
new Effect.Highlight(element, options);
return element;
}
};
 
$w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+
'pulsate shake puff squish switchOff dropOut').each(
function(effect) {
Effect.Methods[effect] = function(element, options){
element = $(element);
Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options);
return element;
}
}
);
 
$w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each(
function(f) { Effect.Methods[f] = Element[f]; }
);
 
Element.addMethods(Effect.Methods);
/trunk/vendors/extjs-2.0.1/adapter/prototype/scriptaculous.js
New file
0,0 → 1,58
// script.aculo.us scriptaculous.js v1.8.1, Thu Jan 03 22:07:12 -0500 2008
 
// Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// For details, see the script.aculo.us web site: http://script.aculo.us/
 
var Scriptaculous = {
Version: '1.8.1',
require: function(libraryName) {
// inserting via DOM fails in Safari 2.0, so brute force approach
document.write('<script type="text/javascript" src="'+libraryName+'"><\/script>');
},
REQUIRED_PROTOTYPE: '1.6.0',
load: function() {
function convertVersionString(versionString){
var r = versionString.split('.');
return parseInt(r[0])*100000 + parseInt(r[1])*1000 + parseInt(r[2]);
}
if((typeof Prototype=='undefined') ||
(typeof Element == 'undefined') ||
(typeof Element.Methods=='undefined') ||
(convertVersionString(Prototype.Version) <
convertVersionString(Scriptaculous.REQUIRED_PROTOTYPE)))
throw("script.aculo.us requires the Prototype JavaScript framework >= " +
Scriptaculous.REQUIRED_PROTOTYPE);
$A(document.getElementsByTagName("script")).findAll( function(s) {
return (s.src && s.src.match(/scriptaculous\.js(\?.*)?$/))
}).each( function(s) {
var path = s.src.replace(/scriptaculous\.js(\?.*)?$/,'');
var includes = s.src.match(/\?.*load=([a-z,]*)/);
(includes ? includes[1] : 'builder,effects,dragdrop,controls,slider,sound').split(',').each(
function(include) { Scriptaculous.require(path+include+'.js') });
});
}
}
 
Scriptaculous.load();
/trunk/vendors/extjs-2.0.1/adapter/prototype/ext-prototype-adapter.js
New file
0,0 → 1,10
/*
* Ext JS Library 2.0.2
* Copyright(c) 2006-2008, Ext JS, LLC.
* licensing@extjs.com
*
* http://extjs.com/license
*/
 
Ext={version:"2.0.2"};window["undefined"]=window["undefined"];Ext.apply=function(C,D,B){if(B){Ext.apply(C,B)}if(C&&D&&typeof D=="object"){for(var A in D){C[A]=D[A]}}return C};(function(){var idSeed=0;var ua=navigator.userAgent.toLowerCase();var isStrict=document.compatMode=="CSS1Compat",isOpera=ua.indexOf("opera")>-1,isSafari=(/webkit|khtml/).test(ua),isSafari3=isSafari&&ua.indexOf("webkit/5")!=-1,isIE=!isOpera&&ua.indexOf("msie")>-1,isIE7=!isOpera&&ua.indexOf("msie 7")>-1,isGecko=!isSafari&&ua.indexOf("gecko")>-1,isBorderBox=isIE&&!isStrict,isWindows=(ua.indexOf("windows")!=-1||ua.indexOf("win32")!=-1),isMac=(ua.indexOf("macintosh")!=-1||ua.indexOf("mac os x")!=-1),isAir=(ua.indexOf("adobeair")!=-1),isLinux=(ua.indexOf("linux")!=-1),isSecure=window.location.href.toLowerCase().indexOf("https")===0;if(isIE&&!isIE7){try{document.execCommand("BackgroundImageCache",false,true)}catch(e){}}Ext.apply(Ext,{isStrict:isStrict,isSecure:isSecure,isReady:false,enableGarbageCollector:true,enableListenerCollection:false,SSL_SECURE_URL:"javascript:false",BLANK_IMAGE_URL:"http:/"+"/extjs.com/s.gif",emptyFn:function(){},applyIf:function(o,c){if(o&&c){for(var p in c){if(typeof o[p]=="undefined"){o[p]=c[p]}}}return o},addBehaviors:function(o){if(!Ext.isReady){Ext.onReady(function(){Ext.addBehaviors(o)});return }var cache={};for(var b in o){var parts=b.split("@");if(parts[1]){var s=parts[0];if(!cache[s]){cache[s]=Ext.select(s)}cache[s].on(parts[1],o[b])}}cache=null},id:function(el,prefix){prefix=prefix||"ext-gen";el=Ext.getDom(el);var id=prefix+(++idSeed);return el?(el.id?el.id:(el.id=id)):id},extend:function(){var io=function(o){for(var m in o){this[m]=o[m]}};var oc=Object.prototype.constructor;return function(sb,sp,overrides){if(typeof sp=="object"){overrides=sp;sp=sb;sb=overrides.constructor!=oc?overrides.constructor:function(){sp.apply(this,arguments)}}var F=function(){},sbp,spp=sp.prototype;F.prototype=spp;sbp=sb.prototype=new F();sbp.constructor=sb;sb.superclass=spp;if(spp.constructor==oc){spp.constructor=sp}sb.override=function(o){Ext.override(sb,o)};sbp.override=io;Ext.override(sb,overrides);sb.extend=function(o){Ext.extend(sb,o)};return sb}}(),override:function(origclass,overrides){if(overrides){var p=origclass.prototype;for(var method in overrides){p[method]=overrides[method]}}},namespace:function(){var a=arguments,o=null,i,j,d,rt;for(i=0;i<a.length;++i){d=a[i].split(".");rt=d[0];eval("if (typeof "+rt+" == \"undefined\"){"+rt+" = {};} o = "+rt+";");for(j=1;j<d.length;++j){o[d[j]]=o[d[j]]||{};o=o[d[j]]}}},urlEncode:function(o){if(!o){return""}var buf=[];for(var key in o){var ov=o[key],k=encodeURIComponent(key);var type=typeof ov;if(type=="undefined"){buf.push(k,"=&")}else{if(type!="function"&&type!="object"){buf.push(k,"=",encodeURIComponent(ov),"&")}else{if(Ext.isArray(ov)){if(ov.length){for(var i=0,len=ov.length;i<len;i++){buf.push(k,"=",encodeURIComponent(ov[i]===undefined?"":ov[i]),"&")}}else{buf.push(k,"=&")}}}}}buf.pop();return buf.join("")},urlDecode:function(string,overwrite){if(!string||!string.length){return{}}var obj={};var pairs=string.split("&");var pair,name,value;for(var i=0,len=pairs.length;i<len;i++){pair=pairs[i].split("=");name=decodeURIComponent(pair[0]);value=decodeURIComponent(pair[1]);if(overwrite!==true){if(typeof obj[name]=="undefined"){obj[name]=value}else{if(typeof obj[name]=="string"){obj[name]=[obj[name]];obj[name].push(value)}else{obj[name].push(value)}}}else{obj[name]=value}}return obj},each:function(array,fn,scope){if(typeof array.length=="undefined"||typeof array=="string"){array=[array]}for(var i=0,len=array.length;i<len;i++){if(fn.call(scope||array[i],array[i],i,array)===false){return i}}},combine:function(){var as=arguments,l=as.length,r=[];for(var i=0;i<l;i++){var a=as[i];if(Ext.isArray(a)){r=r.concat(a)}else{if(a.length!==undefined&&!a.substr){r=r.concat(Array.prototype.slice.call(a,0))}else{r.push(a)}}}return r},escapeRe:function(s){return s.replace(/([.*+?^${}()|[\]\/\\])/g,"\\$1")},callback:function(cb,scope,args,delay){if(typeof cb=="function"){if(delay){cb.defer(delay,scope,args||[])}else{cb.apply(scope,args||[])}}},getDom:function(el){if(!el||!document){return null}return el.dom?el.dom:(typeof el=="string"?document.getElementById(el):el)},getDoc:function(){return Ext.get(document)},getBody:function(){return Ext.get(document.body||document.documentElement)},getCmp:function(id){return Ext.ComponentMgr.get(id)},num:function(v,defaultValue){if(typeof v!="number"){return defaultValue}return v},destroy:function(){for(var i=0,a=arguments,len=a.length;i<len;i++){var as=a[i];if(as){if(typeof as.destroy=="function"){as.destroy()}else{if(as.dom){as.removeAllListeners();as.remove()}}}}},removeNode:isIE?function(){var d;return function(n){if(n&&n.tagName!="BODY"){d=d||document.createElement("div");d.appendChild(n);d.innerHTML=""}}}():function(n){if(n&&n.parentNode&&n.tagName!="BODY"){n.parentNode.removeChild(n)}},type:function(o){if(o===undefined||o===null){return false}if(o.htmlElement){return"element"}var t=typeof o;if(t=="object"&&o.nodeName){switch(o.nodeType){case 1:return"element";case 3:return(/\S/).test(o.nodeValue)?"textnode":"whitespace"}}if(t=="object"||t=="function"){switch(o.constructor){case Array:return"array";case RegExp:return"regexp"}if(typeof o.length=="number"&&typeof o.item=="function"){return"nodelist"}}return t},isEmpty:function(v,allowBlank){return v===null||v===undefined||(!allowBlank?v==="":false)},value:function(v,defaultValue,allowBlank){return Ext.isEmpty(v,allowBlank)?defaultValue:v},isArray:function(v){return v&&typeof v.pop=="function"},isDate:function(v){return v&&typeof v.getFullYear=="function"},isOpera:isOpera,isSafari:isSafari,isSafari3:isSafari3,isSafari2:isSafari&&!isSafari3,isIE:isIE,isIE6:isIE&&!isIE7,isIE7:isIE7,isGecko:isGecko,isBorderBox:isBorderBox,isLinux:isLinux,isWindows:isWindows,isMac:isMac,isAir:isAir,useShims:((isIE&&!isIE7)||(isGecko&&isMac))});Ext.ns=Ext.namespace})();Ext.ns("Ext","Ext.util","Ext.grid","Ext.dd","Ext.tree","Ext.data","Ext.form","Ext.menu","Ext.state","Ext.lib","Ext.layout","Ext.app","Ext.ux");Ext.apply(Function.prototype,{createCallback:function(){var A=arguments;var B=this;return function(){return B.apply(window,A)}},createDelegate:function(C,B,A){var D=this;return function(){var F=B||arguments;if(A===true){F=Array.prototype.slice.call(arguments,0);F=F.concat(B)}else{if(typeof A=="number"){F=Array.prototype.slice.call(arguments,0);var E=[A,0].concat(B);Array.prototype.splice.apply(F,E)}}return D.apply(C||window,F)}},defer:function(C,E,B,A){var D=this.createDelegate(E,B,A);if(C){return setTimeout(D,C)}D();return 0},createSequence:function(B,A){if(typeof B!="function"){return this}var C=this;return function(){var D=C.apply(this||window,arguments);B.apply(A||this||window,arguments);return D}},createInterceptor:function(B,A){if(typeof B!="function"){return this}var C=this;return function(){B.target=this;B.method=C;if(B.apply(A||this||window,arguments)===false){return }return C.apply(this||window,arguments)}}});Ext.applyIf(String,{escape:function(A){return A.replace(/('|\\)/g,"\\$1")},leftPad:function(D,B,C){var A=new String(D);if(!C){C=" "}while(A.length<B){A=C+A}return A.toString()},format:function(B){var A=Array.prototype.slice.call(arguments,1);return B.replace(/\{(\d+)\}/g,function(C,D){return A[D]})}});String.prototype.toggle=function(B,A){return this==B?A:B};String.prototype.trim=function(){var A=/^\s+|\s+$/g;return function(){return this.replace(A,"")}}();Ext.applyIf(Number.prototype,{constrain:function(B,A){return Math.min(Math.max(this,B),A)}});Ext.applyIf(Array.prototype,{indexOf:function(C){for(var B=0,A=this.length;B<A;B++){if(this[B]==C){return B}}return -1},remove:function(B){var A=this.indexOf(B);if(A!=-1){this.splice(A,1)}return this}});Date.prototype.getElapsed=function(A){return Math.abs((A||new Date()).getTime()-this.getTime())};
(function(){var B;Ext.lib.Dom={getViewWidth:function(D){return D?this.getDocumentWidth():this.getViewportWidth()},getViewHeight:function(D){return D?this.getDocumentHeight():this.getViewportHeight()},getDocumentHeight:function(){var D=(document.compatMode!="CSS1Compat")?document.body.scrollHeight:document.documentElement.scrollHeight;return Math.max(D,this.getViewportHeight())},getDocumentWidth:function(){var D=(document.compatMode!="CSS1Compat")?document.body.scrollWidth:document.documentElement.scrollWidth;return Math.max(D,this.getViewportWidth())},getViewportHeight:function(){var D=self.innerHeight;var E=document.compatMode;if((E||Ext.isIE)&&!Ext.isOpera){D=(E=="CSS1Compat")?document.documentElement.clientHeight:document.body.clientHeight}return D},getViewportWidth:function(){var D=self.innerWidth;var E=document.compatMode;if(E||Ext.isIE){D=(E=="CSS1Compat")?document.documentElement.clientWidth:document.body.clientWidth}return D},isAncestor:function(E,F){E=Ext.getDom(E);F=Ext.getDom(F);if(!E||!F){return false}if(E.contains&&!Ext.isSafari){return E.contains(F)}else{if(E.compareDocumentPosition){return !!(E.compareDocumentPosition(F)&16)}else{var D=F.parentNode;while(D){if(D==E){return true}else{if(!D.tagName||D.tagName.toUpperCase()=="HTML"){return false}}D=D.parentNode}return false}}},getRegion:function(D){return Ext.lib.Region.getRegion(D)},getY:function(D){return this.getXY(D)[1]},getX:function(D){return this.getXY(D)[0]},getXY:function(F){var E,J,L,M,I=(document.body||document.documentElement);F=Ext.getDom(F);if(F==I){return[0,0]}if(F.getBoundingClientRect){L=F.getBoundingClientRect();M=C(document).getScroll();return[L.left+M.left,L.top+M.top]}var N=0,K=0;E=F;var D=C(F).getStyle("position")=="absolute";while(E){N+=E.offsetLeft;K+=E.offsetTop;if(!D&&C(E).getStyle("position")=="absolute"){D=true}if(Ext.isGecko){J=C(E);var O=parseInt(J.getStyle("borderTopWidth"),10)||0;var G=parseInt(J.getStyle("borderLeftWidth"),10)||0;N+=G;K+=O;if(E!=F&&J.getStyle("overflow")!="visible"){N+=G;K+=O}}E=E.offsetParent}if(Ext.isSafari&&D){N-=I.offsetLeft;K-=I.offsetTop}if(Ext.isGecko&&!D){var H=C(I);N+=parseInt(H.getStyle("borderLeftWidth"),10)||0;K+=parseInt(H.getStyle("borderTopWidth"),10)||0}E=F.parentNode;while(E&&E!=I){if(!Ext.isOpera||(E.tagName!="TR"&&C(E).getStyle("display")!="inline")){N-=E.scrollLeft;K-=E.scrollTop}E=E.parentNode}return[N,K]},setXY:function(D,E){D=Ext.fly(D,"_setXY");D.position();var F=D.translatePoints(E);if(E[0]!==false){D.dom.style.left=F.left+"px"}if(E[1]!==false){D.dom.style.top=F.top+"px"}},setX:function(E,D){this.setXY(E,[D,false])},setY:function(D,E){this.setXY(D,[false,E])}};Ext.lib.Event={getPageX:function(D){return Event.pointerX(D.browserEvent||D)},getPageY:function(D){return Event.pointerY(D.browserEvent||D)},getXY:function(D){D=D.browserEvent||D;return[Event.pointerX(D),Event.pointerY(D)]},getTarget:function(D){return Event.element(D.browserEvent||D)},resolveTextNode:function(D){if(D&&3==D.nodeType){return D.parentNode}else{return D}},getRelatedTarget:function(E){E=E.browserEvent||E;var D=E.relatedTarget;if(!D){if(E.type=="mouseout"){D=E.toElement}else{if(E.type=="mouseover"){D=E.fromElement}}}return this.resolveTextNode(D)},on:function(F,D,E){Event.observe(F,D,E,false)},un:function(F,D,E){Event.stopObserving(F,D,E,false)},purgeElement:function(D){},preventDefault:function(D){D=D.browserEvent||D;if(D.preventDefault){D.preventDefault()}else{D.returnValue=false}},stopPropagation:function(D){D=D.browserEvent||D;if(D.stopPropagation){D.stopPropagation()}else{D.cancelBubble=true}},stopEvent:function(D){Event.stop(D.browserEvent||D)},onAvailable:function(I,E,D){var H=new Date(),G;var F=function(){if(H.getElapsed()>10000){clearInterval(G)}var J=document.getElementById(I);if(J){clearInterval(G);E.call(D||window,J)}};G=setInterval(F,50)}};Ext.lib.Ajax=function(){var E=function(F){return F.success?function(G){F.success.call(F.scope||window,{responseText:G.responseText,responseXML:G.responseXML,argument:F.argument})}:Ext.emptyFn};var D=function(F){return F.failure?function(G){F.failure.call(F.scope||window,{responseText:G.responseText,responseXML:G.responseXML,argument:F.argument})}:Ext.emptyFn};return{request:function(K,H,F,I,G){var J={method:K,parameters:I||"",timeout:F.timeout,onSuccess:E(F),onFailure:D(F)};if(G){if(G.headers){J.requestHeaders=G.headers}if(G.xmlData){K="POST";J.contentType="text/xml";J.postBody=G.xmlData;delete J.parameters}if(G.jsonData){K="POST";J.contentType="text/javascript";J.postBody=typeof G.jsonData=="object"?Ext.encode(G.jsonData):G.jsonData;delete J.parameters}}new Ajax.Request(H,J)},formRequest:function(J,I,G,K,F,H){new Ajax.Request(I,{method:Ext.getDom(J).method||"POST",parameters:Form.serialize(J)+(K?"&"+K:""),timeout:G.timeout,onSuccess:E(G),onFailure:D(G)})},isCallInProgress:function(F){return false},abort:function(F){return false},serializeForm:function(F){return Form.serialize(F.dom||F)}}}();Ext.lib.Anim=function(){var D={easeOut:function(F){return 1-Math.pow(1-F,2)},easeIn:function(F){return 1-Math.pow(1-F,2)}};var E=function(F,G){return{stop:function(H){this.effect.cancel()},isAnimated:function(){return this.effect.state=="running"},proxyCallback:function(){Ext.callback(F,G)}}};return{scroll:function(I,G,K,L,F,H){var J=E(F,H);I=Ext.getDom(I);if(typeof G.scroll.to[0]=="number"){I.scrollLeft=G.scroll.to[0]}if(typeof G.scroll.to[1]=="number"){I.scrollTop=G.scroll.to[1]}J.proxyCallback();return J},motion:function(I,G,J,K,F,H){return this.run(I,G,J,K,F,H)},color:function(I,G,J,K,F,H){return this.run(I,G,J,K,F,H)},run:function(G,O,K,N,H,Q,P){var F={};for(var J in O){switch(J){case"points":var M,S,L=Ext.fly(G,"_animrun");L.position();if(M=O.points.by){var R=L.getXY();S=L.translatePoints([R[0]+M[0],R[1]+M[1]])}else{S=L.translatePoints(O.points.to)}F.left=S.left+"px";F.top=S.top+"px";break;case"width":F.width=O.width.to+"px";break;case"height":F.height=O.height.to+"px";break;case"opacity":F.opacity=String(O.opacity.to);break;default:F[J]=String(O[J].to);break}}var I=E(H,Q);I.effect=new Effect.Morph(Ext.id(G),{duration:K,afterFinish:I.proxyCallback,transition:D[N]||Effect.Transitions.linear,style:F});return I}}}();function C(D){if(!B){B=new Ext.Element.Flyweight()}B.dom=D;return B}Ext.lib.Region=function(F,G,D,E){this.top=F;this[1]=F;this.right=G;this.bottom=D;this.left=E;this[0]=E};Ext.lib.Region.prototype={contains:function(D){return(D.left>=this.left&&D.right<=this.right&&D.top>=this.top&&D.bottom<=this.bottom)},getArea:function(){return((this.bottom-this.top)*(this.right-this.left))},intersect:function(H){var F=Math.max(this.top,H.top);var G=Math.min(this.right,H.right);var D=Math.min(this.bottom,H.bottom);var E=Math.max(this.left,H.left);if(D>=F&&G>=E){return new Ext.lib.Region(F,G,D,E)}else{return null}},union:function(H){var F=Math.min(this.top,H.top);var G=Math.max(this.right,H.right);var D=Math.max(this.bottom,H.bottom);var E=Math.min(this.left,H.left);return new Ext.lib.Region(F,G,D,E)},constrainTo:function(D){this.top=this.top.constrain(D.top,D.bottom);this.bottom=this.bottom.constrain(D.top,D.bottom);this.left=this.left.constrain(D.left,D.right);this.right=this.right.constrain(D.left,D.right);return this},adjust:function(F,E,D,G){this.top+=F;this.left+=E;this.right+=G;this.bottom+=D;return this}};Ext.lib.Region.getRegion=function(G){var I=Ext.lib.Dom.getXY(G);var F=I[1];var H=I[0]+G.offsetWidth;var D=I[1]+G.offsetHeight;var E=I[0];return new Ext.lib.Region(F,H,D,E)};Ext.lib.Point=function(D,E){if(Ext.isArray(D)){E=D[1];D=D[0]}this.x=this.right=this.left=this[0]=D;this.y=this.top=this.bottom=this[1]=E};Ext.lib.Point.prototype=new Ext.lib.Region();if(Ext.isIE){function A(){var D=Function.prototype;delete D.createSequence;delete D.defer;delete D.createDelegate;delete D.createCallback;delete D.createInterceptor;window.detachEvent("onunload",A)}window.attachEvent("onunload",A)}})();