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85e836d8 AD |
1 | /* Prototype JavaScript framework, version 1.6.1 |
2 | * (c) 2005-2009 Sam Stephenson | |
14f69488 AD |
3 | * |
4 | * Prototype is freely distributable under the terms of an MIT-style license. | |
4b9dfd5b | 5 | * For details, see the Prototype web site: http://www.prototypejs.org/ |
14f69488 | 6 | * |
4b9dfd5b | 7 | *--------------------------------------------------------------------------*/ |
14f69488 AD |
8 | |
9 | var Prototype = { | |
85e836d8 AD |
10 | Version: '1.6.1', |
11 | ||
12 | Browser: (function(){ | |
13 | var ua = navigator.userAgent; | |
14 | var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]'; | |
15 | return { | |
16 | IE: !!window.attachEvent && !isOpera, | |
17 | Opera: isOpera, | |
18 | WebKit: ua.indexOf('AppleWebKit/') > -1, | |
19 | Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1, | |
20 | MobileSafari: /Apple.*Mobile.*Safari/.test(ua) | |
21 | } | |
22 | })(), | |
4b9dfd5b | 23 | |
5c656a9d | 24 | BrowserFeatures: { |
4b9dfd5b | 25 | XPath: !!document.evaluate, |
85e836d8 AD |
26 | SelectorsAPI: !!document.querySelector, |
27 | ElementExtensions: (function() { | |
28 | var constructor = window.Element || window.HTMLElement; | |
29 | return !!(constructor && constructor.prototype); | |
30 | })(), | |
31 | SpecificElementExtensions: (function() { | |
32 | if (typeof window.HTMLDivElement !== 'undefined') | |
33 | return true; | |
34 | ||
35 | var div = document.createElement('div'); | |
36 | var form = document.createElement('form'); | |
37 | var isSupported = false; | |
38 | ||
39 | if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) { | |
40 | isSupported = true; | |
41 | } | |
42 | ||
43 | div = form = null; | |
44 | ||
45 | return isSupported; | |
46 | })() | |
5c656a9d | 47 | }, |
14f69488 | 48 | |
4b9dfd5b AD |
49 | ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>', |
50 | JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/, | |
51 | ||
52 | emptyFunction: function() { }, | |
5c656a9d | 53 | K: function(x) { return x } |
4b9dfd5b AD |
54 | }; |
55 | ||
56 | if (Prototype.Browser.MobileSafari) | |
57 | Prototype.BrowserFeatures.SpecificElementExtensions = false; | |
14f69488 | 58 | |
4b9dfd5b | 59 | |
85e836d8 AD |
60 | var Abstract = { }; |
61 | ||
62 | ||
63 | var Try = { | |
64 | these: function() { | |
65 | var returnValue; | |
66 | ||
67 | for (var i = 0, length = arguments.length; i < length; i++) { | |
68 | var lambda = arguments[i]; | |
69 | try { | |
70 | returnValue = lambda(); | |
71 | break; | |
72 | } catch (e) { } | |
73 | } | |
74 | ||
75 | return returnValue; | |
76 | } | |
77 | }; | |
78 | ||
4b9dfd5b | 79 | /* Based on Alex Arnell's inheritance implementation. */ |
85e836d8 AD |
80 | |
81 | var Class = (function() { | |
82 | function subclass() {}; | |
83 | function create() { | |
4b9dfd5b AD |
84 | var parent = null, properties = $A(arguments); |
85 | if (Object.isFunction(properties[0])) | |
86 | parent = properties.shift(); | |
87 | ||
88 | function klass() { | |
14f69488 AD |
89 | this.initialize.apply(this, arguments); |
90 | } | |
4b9dfd5b AD |
91 | |
92 | Object.extend(klass, Class.Methods); | |
93 | klass.superclass = parent; | |
94 | klass.subclasses = []; | |
95 | ||
96 | if (parent) { | |
4b9dfd5b AD |
97 | subclass.prototype = parent.prototype; |
98 | klass.prototype = new subclass; | |
99 | parent.subclasses.push(klass); | |
100 | } | |
101 | ||
102 | for (var i = 0; i < properties.length; i++) | |
103 | klass.addMethods(properties[i]); | |
104 | ||
105 | if (!klass.prototype.initialize) | |
106 | klass.prototype.initialize = Prototype.emptyFunction; | |
107 | ||
108 | klass.prototype.constructor = klass; | |
4b9dfd5b AD |
109 | return klass; |
110 | } | |
4b9dfd5b | 111 | |
85e836d8 | 112 | function addMethods(source) { |
4b9dfd5b AD |
113 | var ancestor = this.superclass && this.superclass.prototype; |
114 | var properties = Object.keys(source); | |
115 | ||
85e836d8 AD |
116 | if (!Object.keys({ toString: true }).length) { |
117 | if (source.toString != Object.prototype.toString) | |
118 | properties.push("toString"); | |
119 | if (source.valueOf != Object.prototype.valueOf) | |
120 | properties.push("valueOf"); | |
121 | } | |
4b9dfd5b AD |
122 | |
123 | for (var i = 0, length = properties.length; i < length; i++) { | |
124 | var property = properties[i], value = source[property]; | |
125 | if (ancestor && Object.isFunction(value) && | |
126 | value.argumentNames().first() == "$super") { | |
85e836d8 AD |
127 | var method = value; |
128 | value = (function(m) { | |
129 | return function() { return ancestor[m].apply(this, arguments); }; | |
130 | })(property).wrap(method); | |
131 | ||
132 | value.valueOf = method.valueOf.bind(method); | |
133 | value.toString = method.toString.bind(method); | |
4b9dfd5b AD |
134 | } |
135 | this.prototype[property] = value; | |
136 | } | |
137 | ||
138 | return this; | |
14f69488 | 139 | } |
14f69488 | 140 | |
85e836d8 AD |
141 | return { |
142 | create: create, | |
143 | Methods: { | |
144 | addMethods: addMethods | |
145 | } | |
146 | }; | |
147 | })(); | |
148 | (function() { | |
14f69488 | 149 | |
85e836d8 AD |
150 | var _toString = Object.prototype.toString; |
151 | ||
152 | function extend(destination, source) { | |
153 | for (var property in source) | |
154 | destination[property] = source[property]; | |
155 | return destination; | |
156 | } | |
14f69488 | 157 | |
85e836d8 | 158 | function inspect(object) { |
5c656a9d | 159 | try { |
85e836d8 | 160 | if (isUndefined(object)) return 'undefined'; |
5c656a9d | 161 | if (object === null) return 'null'; |
85e836d8 | 162 | return object.inspect ? object.inspect() : String(object); |
5c656a9d AD |
163 | } catch (e) { |
164 | if (e instanceof RangeError) return '...'; | |
165 | throw e; | |
166 | } | |
85e836d8 | 167 | } |
5c656a9d | 168 | |
85e836d8 | 169 | function toJSON(object) { |
4b9dfd5b AD |
170 | var type = typeof object; |
171 | switch (type) { | |
172 | case 'undefined': | |
173 | case 'function': | |
174 | case 'unknown': return; | |
175 | case 'boolean': return object.toString(); | |
176 | } | |
177 | ||
178 | if (object === null) return 'null'; | |
179 | if (object.toJSON) return object.toJSON(); | |
85e836d8 | 180 | if (isElement(object)) return; |
4b9dfd5b AD |
181 | |
182 | var results = []; | |
183 | for (var property in object) { | |
85e836d8 AD |
184 | var value = toJSON(object[property]); |
185 | if (!isUndefined(value)) | |
4b9dfd5b AD |
186 | results.push(property.toJSON() + ': ' + value); |
187 | } | |
188 | ||
189 | return '{' + results.join(', ') + '}'; | |
85e836d8 | 190 | } |
4b9dfd5b | 191 | |
85e836d8 | 192 | function toQueryString(object) { |
4b9dfd5b | 193 | return $H(object).toQueryString(); |
85e836d8 | 194 | } |
4b9dfd5b | 195 | |
85e836d8 | 196 | function toHTML(object) { |
4b9dfd5b | 197 | return object && object.toHTML ? object.toHTML() : String.interpret(object); |
85e836d8 | 198 | } |
4b9dfd5b | 199 | |
85e836d8 AD |
200 | function keys(object) { |
201 | var results = []; | |
5c656a9d | 202 | for (var property in object) |
85e836d8 AD |
203 | results.push(property); |
204 | return results; | |
205 | } | |
5c656a9d | 206 | |
85e836d8 AD |
207 | function values(object) { |
208 | var results = []; | |
5c656a9d | 209 | for (var property in object) |
85e836d8 AD |
210 | results.push(object[property]); |
211 | return results; | |
212 | } | |
5c656a9d | 213 | |
85e836d8 AD |
214 | function clone(object) { |
215 | return extend({ }, object); | |
216 | } | |
4b9dfd5b | 217 | |
85e836d8 AD |
218 | function isElement(object) { |
219 | return !!(object && object.nodeType == 1); | |
220 | } | |
221 | ||
222 | function isArray(object) { | |
223 | return _toString.call(object) == "[object Array]"; | |
224 | } | |
4b9dfd5b | 225 | |
4b9dfd5b | 226 | |
85e836d8 | 227 | function isHash(object) { |
4b9dfd5b | 228 | return object instanceof Hash; |
85e836d8 | 229 | } |
4b9dfd5b | 230 | |
85e836d8 AD |
231 | function isFunction(object) { |
232 | return typeof object === "function"; | |
233 | } | |
4b9dfd5b | 234 | |
85e836d8 AD |
235 | function isString(object) { |
236 | return _toString.call(object) == "[object String]"; | |
237 | } | |
4b9dfd5b | 238 | |
85e836d8 AD |
239 | function isNumber(object) { |
240 | return _toString.call(object) == "[object Number]"; | |
241 | } | |
4b9dfd5b | 242 | |
85e836d8 AD |
243 | function isUndefined(object) { |
244 | return typeof object === "undefined"; | |
14f69488 | 245 | } |
14f69488 | 246 | |
85e836d8 AD |
247 | extend(Object, { |
248 | extend: extend, | |
249 | inspect: inspect, | |
250 | toJSON: toJSON, | |
251 | toQueryString: toQueryString, | |
252 | toHTML: toHTML, | |
253 | keys: keys, | |
254 | values: values, | |
255 | clone: clone, | |
256 | isElement: isElement, | |
257 | isArray: isArray, | |
258 | isHash: isHash, | |
259 | isFunction: isFunction, | |
260 | isString: isString, | |
261 | isNumber: isNumber, | |
262 | isUndefined: isUndefined | |
263 | }); | |
264 | })(); | |
265 | Object.extend(Function.prototype, (function() { | |
266 | var slice = Array.prototype.slice; | |
267 | ||
268 | function update(array, args) { | |
269 | var arrayLength = array.length, length = args.length; | |
270 | while (length--) array[arrayLength + length] = args[length]; | |
271 | return array; | |
272 | } | |
273 | ||
274 | function merge(array, args) { | |
275 | array = slice.call(array, 0); | |
276 | return update(array, args); | |
277 | } | |
278 | ||
279 | function argumentNames() { | |
280 | var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1] | |
281 | .replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '') | |
282 | .replace(/\s+/g, '').split(','); | |
4b9dfd5b | 283 | return names.length == 1 && !names[0] ? [] : names; |
85e836d8 | 284 | } |
14f69488 | 285 | |
85e836d8 | 286 | function bind(context) { |
4b9dfd5b | 287 | if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this; |
85e836d8 | 288 | var __method = this, args = slice.call(arguments, 1); |
4b9dfd5b | 289 | return function() { |
85e836d8 AD |
290 | var a = merge(args, arguments); |
291 | return __method.apply(context, a); | |
4b9dfd5b | 292 | } |
85e836d8 | 293 | } |
14f69488 | 294 | |
85e836d8 AD |
295 | function bindAsEventListener(context) { |
296 | var __method = this, args = slice.call(arguments, 1); | |
4b9dfd5b | 297 | return function(event) { |
85e836d8 AD |
298 | var a = update([event || window.event], args); |
299 | return __method.apply(context, a); | |
4b9dfd5b | 300 | } |
85e836d8 | 301 | } |
14f69488 | 302 | |
85e836d8 | 303 | function curry() { |
4b9dfd5b | 304 | if (!arguments.length) return this; |
85e836d8 | 305 | var __method = this, args = slice.call(arguments, 0); |
4b9dfd5b | 306 | return function() { |
85e836d8 AD |
307 | var a = merge(args, arguments); |
308 | return __method.apply(this, a); | |
4b9dfd5b | 309 | } |
85e836d8 | 310 | } |
14f69488 | 311 | |
85e836d8 AD |
312 | function delay(timeout) { |
313 | var __method = this, args = slice.call(arguments, 1); | |
314 | timeout = timeout * 1000 | |
4b9dfd5b AD |
315 | return window.setTimeout(function() { |
316 | return __method.apply(__method, args); | |
317 | }, timeout); | |
85e836d8 | 318 | } |
4b9dfd5b | 319 | |
85e836d8 AD |
320 | function defer() { |
321 | var args = update([0.01], arguments); | |
322 | return this.delay.apply(this, args); | |
323 | } | |
324 | ||
325 | function wrap(wrapper) { | |
4b9dfd5b AD |
326 | var __method = this; |
327 | return function() { | |
85e836d8 AD |
328 | var a = update([__method.bind(this)], arguments); |
329 | return wrapper.apply(this, a); | |
4b9dfd5b | 330 | } |
85e836d8 | 331 | } |
4b9dfd5b | 332 | |
85e836d8 | 333 | function methodize() { |
4b9dfd5b AD |
334 | if (this._methodized) return this._methodized; |
335 | var __method = this; | |
336 | return this._methodized = function() { | |
85e836d8 AD |
337 | var a = update([this], arguments); |
338 | return __method.apply(null, a); | |
4b9dfd5b | 339 | }; |
14f69488 | 340 | } |
14f69488 | 341 | |
85e836d8 AD |
342 | return { |
343 | argumentNames: argumentNames, | |
344 | bind: bind, | |
345 | bindAsEventListener: bindAsEventListener, | |
346 | curry: curry, | |
347 | delay: delay, | |
348 | defer: defer, | |
349 | wrap: wrap, | |
350 | methodize: methodize | |
351 | } | |
352 | })()); | |
353 | ||
4b9dfd5b AD |
354 | |
355 | Date.prototype.toJSON = function() { | |
356 | return '"' + this.getUTCFullYear() + '-' + | |
357 | (this.getUTCMonth() + 1).toPaddedString(2) + '-' + | |
358 | this.getUTCDate().toPaddedString(2) + 'T' + | |
359 | this.getUTCHours().toPaddedString(2) + ':' + | |
360 | this.getUTCMinutes().toPaddedString(2) + ':' + | |
361 | this.getUTCSeconds().toPaddedString(2) + 'Z"'; | |
362 | }; | |
363 | ||
4b9dfd5b AD |
364 | |
365 | RegExp.prototype.match = RegExp.prototype.test; | |
366 | ||
367 | RegExp.escape = function(str) { | |
368 | return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1'); | |
369 | }; | |
4b9dfd5b | 370 | var PeriodicalExecuter = Class.create({ |
14f69488 AD |
371 | initialize: function(callback, frequency) { |
372 | this.callback = callback; | |
373 | this.frequency = frequency; | |
374 | this.currentlyExecuting = false; | |
375 | ||
376 | this.registerCallback(); | |
377 | }, | |
378 | ||
379 | registerCallback: function() { | |
5c656a9d AD |
380 | this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); |
381 | }, | |
382 | ||
4b9dfd5b AD |
383 | execute: function() { |
384 | this.callback(this); | |
385 | }, | |
386 | ||
5c656a9d AD |
387 | stop: function() { |
388 | if (!this.timer) return; | |
389 | clearInterval(this.timer); | |
390 | this.timer = null; | |
14f69488 AD |
391 | }, |
392 | ||
393 | onTimerEvent: function() { | |
394 | if (!this.currentlyExecuting) { | |
395 | try { | |
396 | this.currentlyExecuting = true; | |
4b9dfd5b | 397 | this.execute(); |
14f69488 | 398 | this.currentlyExecuting = false; |
85e836d8 AD |
399 | } catch(e) { |
400 | this.currentlyExecuting = false; | |
401 | throw e; | |
14f69488 AD |
402 | } |
403 | } | |
404 | } | |
4b9dfd5b AD |
405 | }); |
406 | Object.extend(String, { | |
407 | interpret: function(value) { | |
408 | return value == null ? '' : String(value); | |
409 | }, | |
410 | specialChar: { | |
411 | '\b': '\\b', | |
412 | '\t': '\\t', | |
413 | '\n': '\\n', | |
414 | '\f': '\\f', | |
415 | '\r': '\\r', | |
416 | '\\': '\\\\' | |
417 | } | |
418 | }); | |
14f69488 | 419 | |
85e836d8 AD |
420 | Object.extend(String.prototype, (function() { |
421 | ||
422 | function prepareReplacement(replacement) { | |
423 | if (Object.isFunction(replacement)) return replacement; | |
424 | var template = new Template(replacement); | |
425 | return function(match) { return template.evaluate(match) }; | |
426 | } | |
427 | ||
428 | function gsub(pattern, replacement) { | |
5c656a9d | 429 | var result = '', source = this, match; |
85e836d8 AD |
430 | replacement = prepareReplacement(replacement); |
431 | ||
432 | if (Object.isString(pattern)) | |
433 | pattern = RegExp.escape(pattern); | |
434 | ||
435 | if (!(pattern.length || pattern.source)) { | |
436 | replacement = replacement(''); | |
437 | return replacement + source.split('').join(replacement) + replacement; | |
438 | } | |
5c656a9d AD |
439 | |
440 | while (source.length > 0) { | |
441 | if (match = source.match(pattern)) { | |
442 | result += source.slice(0, match.index); | |
443 | result += String.interpret(replacement(match)); | |
444 | source = source.slice(match.index + match[0].length); | |
445 | } else { | |
446 | result += source, source = ''; | |
447 | } | |
448 | } | |
449 | return result; | |
85e836d8 | 450 | } |
14f69488 | 451 | |
85e836d8 AD |
452 | function sub(pattern, replacement, count) { |
453 | replacement = prepareReplacement(replacement); | |
4b9dfd5b | 454 | count = Object.isUndefined(count) ? 1 : count; |
14f69488 | 455 | |
5c656a9d AD |
456 | return this.gsub(pattern, function(match) { |
457 | if (--count < 0) return match[0]; | |
458 | return replacement(match); | |
459 | }); | |
85e836d8 | 460 | } |
14f69488 | 461 | |
85e836d8 | 462 | function scan(pattern, iterator) { |
5c656a9d | 463 | this.gsub(pattern, iterator); |
4b9dfd5b | 464 | return String(this); |
85e836d8 | 465 | } |
14f69488 | 466 | |
85e836d8 | 467 | function truncate(length, truncation) { |
5c656a9d | 468 | length = length || 30; |
4b9dfd5b | 469 | truncation = Object.isUndefined(truncation) ? '...' : truncation; |
5c656a9d | 470 | return this.length > length ? |
4b9dfd5b | 471 | this.slice(0, length - truncation.length) + truncation : String(this); |
85e836d8 | 472 | } |
5c656a9d | 473 | |
85e836d8 | 474 | function strip() { |
5c656a9d | 475 | return this.replace(/^\s+/, '').replace(/\s+$/, ''); |
85e836d8 | 476 | } |
14f69488 | 477 | |
85e836d8 AD |
478 | function stripTags() { |
479 | return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi, ''); | |
480 | } | |
14f69488 | 481 | |
85e836d8 | 482 | function stripScripts() { |
14f69488 | 483 | return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), ''); |
85e836d8 | 484 | } |
14f69488 | 485 | |
85e836d8 | 486 | function extractScripts() { |
14f69488 AD |
487 | var matchAll = new RegExp(Prototype.ScriptFragment, 'img'); |
488 | var matchOne = new RegExp(Prototype.ScriptFragment, 'im'); | |
489 | return (this.match(matchAll) || []).map(function(scriptTag) { | |
490 | return (scriptTag.match(matchOne) || ['', ''])[1]; | |
491 | }); | |
85e836d8 | 492 | } |
14f69488 | 493 | |
85e836d8 | 494 | function evalScripts() { |
5c656a9d | 495 | return this.extractScripts().map(function(script) { return eval(script) }); |
85e836d8 | 496 | } |
14f69488 | 497 | |
85e836d8 AD |
498 | function escapeHTML() { |
499 | return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>'); | |
500 | } | |
501 | ||
502 | function unescapeHTML() { | |
503 | return this.stripTags().replace(/</g,'<').replace(/>/g,'>').replace(/&/g,'&'); | |
504 | } | |
14f69488 | 505 | |
14f69488 | 506 | |
85e836d8 | 507 | function toQueryParams(separator) { |
5c656a9d | 508 | var match = this.strip().match(/([^?#]*)(#.*)?$/); |
4b9dfd5b | 509 | if (!match) return { }; |
5c656a9d | 510 | |
4b9dfd5b | 511 | return match[1].split(separator || '&').inject({ }, function(hash, pair) { |
5c656a9d | 512 | if ((pair = pair.split('='))[0]) { |
4b9dfd5b AD |
513 | var key = decodeURIComponent(pair.shift()); |
514 | var value = pair.length > 1 ? pair.join('=') : pair[0]; | |
515 | if (value != undefined) value = decodeURIComponent(value); | |
5c656a9d | 516 | |
4b9dfd5b AD |
517 | if (key in hash) { |
518 | if (!Object.isArray(hash[key])) hash[key] = [hash[key]]; | |
519 | hash[key].push(value); | |
5c656a9d | 520 | } |
4b9dfd5b | 521 | else hash[key] = value; |
5c656a9d AD |
522 | } |
523 | return hash; | |
14f69488 | 524 | }); |
85e836d8 | 525 | } |
14f69488 | 526 | |
85e836d8 | 527 | function toArray() { |
14f69488 | 528 | return this.split(''); |
85e836d8 | 529 | } |
14f69488 | 530 | |
85e836d8 | 531 | function succ() { |
5c656a9d AD |
532 | return this.slice(0, this.length - 1) + |
533 | String.fromCharCode(this.charCodeAt(this.length - 1) + 1); | |
85e836d8 | 534 | } |
5c656a9d | 535 | |
85e836d8 | 536 | function times(count) { |
4b9dfd5b | 537 | return count < 1 ? '' : new Array(count + 1).join(this); |
85e836d8 | 538 | } |
4b9dfd5b | 539 | |
85e836d8 | 540 | function camelize() { |
5c656a9d AD |
541 | var parts = this.split('-'), len = parts.length; |
542 | if (len == 1) return parts[0]; | |
14f69488 | 543 | |
5c656a9d AD |
544 | var camelized = this.charAt(0) == '-' |
545 | ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1) | |
546 | : parts[0]; | |
14f69488 | 547 | |
5c656a9d AD |
548 | for (var i = 1; i < len; i++) |
549 | camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1); | |
14f69488 | 550 | |
5c656a9d | 551 | return camelized; |
85e836d8 | 552 | } |
14f69488 | 553 | |
85e836d8 | 554 | function capitalize() { |
5c656a9d | 555 | return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase(); |
85e836d8 | 556 | } |
5c656a9d | 557 | |
85e836d8 AD |
558 | function underscore() { |
559 | return this.replace(/::/g, '/') | |
560 | .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2') | |
561 | .replace(/([a-z\d])([A-Z])/g, '$1_$2') | |
562 | .replace(/-/g, '_') | |
563 | .toLowerCase(); | |
564 | } | |
5c656a9d | 565 | |
85e836d8 AD |
566 | function dasherize() { |
567 | return this.replace(/_/g, '-'); | |
568 | } | |
5c656a9d | 569 | |
85e836d8 AD |
570 | function inspect(useDoubleQuotes) { |
571 | var escapedString = this.replace(/[\x00-\x1f\\]/g, function(character) { | |
572 | if (character in String.specialChar) { | |
573 | return String.specialChar[character]; | |
574 | } | |
575 | return '\\u00' + character.charCodeAt().toPaddedString(2, 16); | |
4b9dfd5b AD |
576 | }); |
577 | if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"'; | |
578 | return "'" + escapedString.replace(/'/g, '\\\'') + "'"; | |
85e836d8 | 579 | } |
4b9dfd5b | 580 | |
85e836d8 | 581 | function toJSON() { |
4b9dfd5b | 582 | return this.inspect(true); |
85e836d8 | 583 | } |
4b9dfd5b | 584 | |
85e836d8 AD |
585 | function unfilterJSON(filter) { |
586 | return this.replace(filter || Prototype.JSONFilter, '$1'); | |
587 | } | |
4b9dfd5b | 588 | |
85e836d8 | 589 | function isJSON() { |
4b9dfd5b AD |
590 | var str = this; |
591 | if (str.blank()) return false; | |
592 | str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, ''); | |
593 | return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str); | |
85e836d8 | 594 | } |
4b9dfd5b | 595 | |
85e836d8 | 596 | function evalJSON(sanitize) { |
4b9dfd5b AD |
597 | var json = this.unfilterJSON(); |
598 | try { | |
599 | if (!sanitize || json.isJSON()) return eval('(' + json + ')'); | |
600 | } catch (e) { } | |
601 | throw new SyntaxError('Badly formed JSON string: ' + this.inspect()); | |
85e836d8 | 602 | } |
4b9dfd5b | 603 | |
85e836d8 | 604 | function include(pattern) { |
4b9dfd5b | 605 | return this.indexOf(pattern) > -1; |
85e836d8 | 606 | } |
4b9dfd5b | 607 | |
85e836d8 | 608 | function startsWith(pattern) { |
4b9dfd5b | 609 | return this.indexOf(pattern) === 0; |
85e836d8 | 610 | } |
4b9dfd5b | 611 | |
85e836d8 | 612 | function endsWith(pattern) { |
4b9dfd5b AD |
613 | var d = this.length - pattern.length; |
614 | return d >= 0 && this.lastIndexOf(pattern) === d; | |
85e836d8 | 615 | } |
4b9dfd5b | 616 | |
85e836d8 | 617 | function empty() { |
4b9dfd5b | 618 | return this == ''; |
85e836d8 | 619 | } |
4b9dfd5b | 620 | |
85e836d8 | 621 | function blank() { |
4b9dfd5b | 622 | return /^\s*$/.test(this); |
4b9dfd5b | 623 | } |
4b9dfd5b | 624 | |
85e836d8 AD |
625 | function interpolate(object, pattern) { |
626 | return new Template(this, pattern).evaluate(object); | |
14f69488 | 627 | } |
14f69488 | 628 | |
85e836d8 AD |
629 | return { |
630 | gsub: gsub, | |
631 | sub: sub, | |
632 | scan: scan, | |
633 | truncate: truncate, | |
634 | strip: String.prototype.trim ? String.prototype.trim : strip, | |
635 | stripTags: stripTags, | |
636 | stripScripts: stripScripts, | |
637 | extractScripts: extractScripts, | |
638 | evalScripts: evalScripts, | |
639 | escapeHTML: escapeHTML, | |
640 | unescapeHTML: unescapeHTML, | |
641 | toQueryParams: toQueryParams, | |
642 | parseQuery: toQueryParams, | |
643 | toArray: toArray, | |
644 | succ: succ, | |
645 | times: times, | |
646 | camelize: camelize, | |
647 | capitalize: capitalize, | |
648 | underscore: underscore, | |
649 | dasherize: dasherize, | |
650 | inspect: inspect, | |
651 | toJSON: toJSON, | |
652 | unfilterJSON: unfilterJSON, | |
653 | isJSON: isJSON, | |
654 | evalJSON: evalJSON, | |
655 | include: include, | |
656 | startsWith: startsWith, | |
657 | endsWith: endsWith, | |
658 | empty: empty, | |
659 | blank: blank, | |
660 | interpolate: interpolate | |
661 | }; | |
662 | })()); | |
4b9dfd5b AD |
663 | |
664 | var Template = Class.create({ | |
5c656a9d AD |
665 | initialize: function(template, pattern) { |
666 | this.template = template.toString(); | |
4b9dfd5b | 667 | this.pattern = pattern || Template.Pattern; |
5c656a9d AD |
668 | }, |
669 | ||
670 | evaluate: function(object) { | |
85e836d8 | 671 | if (object && Object.isFunction(object.toTemplateReplacements)) |
4b9dfd5b AD |
672 | object = object.toTemplateReplacements(); |
673 | ||
5c656a9d | 674 | return this.template.gsub(this.pattern, function(match) { |
85e836d8 | 675 | if (object == null) return (match[1] + ''); |
4b9dfd5b AD |
676 | |
677 | var before = match[1] || ''; | |
5c656a9d | 678 | if (before == '\\') return match[2]; |
4b9dfd5b AD |
679 | |
680 | var ctx = object, expr = match[3]; | |
681 | var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/; | |
682 | match = pattern.exec(expr); | |
683 | if (match == null) return before; | |
684 | ||
685 | while (match != null) { | |
85e836d8 | 686 | var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1]; |
4b9dfd5b AD |
687 | ctx = ctx[comp]; |
688 | if (null == ctx || '' == match[3]) break; | |
689 | expr = expr.substring('[' == match[3] ? match[1].length : match[0].length); | |
690 | match = pattern.exec(expr); | |
691 | } | |
692 | ||
693 | return before + String.interpret(ctx); | |
85e836d8 | 694 | }); |
5c656a9d | 695 | } |
4b9dfd5b AD |
696 | }); |
697 | Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; | |
5c656a9d | 698 | |
4b9dfd5b | 699 | var $break = { }; |
14f69488 | 700 | |
85e836d8 AD |
701 | var Enumerable = (function() { |
702 | function each(iterator, context) { | |
14f69488 AD |
703 | var index = 0; |
704 | try { | |
705 | this._each(function(value) { | |
85e836d8 | 706 | iterator.call(context, value, index++); |
14f69488 AD |
707 | }); |
708 | } catch (e) { | |
709 | if (e != $break) throw e; | |
710 | } | |
5c656a9d | 711 | return this; |
85e836d8 | 712 | } |
5c656a9d | 713 | |
85e836d8 | 714 | function eachSlice(number, iterator, context) { |
5c656a9d | 715 | var index = -number, slices = [], array = this.toArray(); |
85e836d8 | 716 | if (number < 1) return array; |
5c656a9d AD |
717 | while ((index += number) < array.length) |
718 | slices.push(array.slice(index, index+number)); | |
4b9dfd5b | 719 | return slices.collect(iterator, context); |
85e836d8 | 720 | } |
14f69488 | 721 | |
85e836d8 AD |
722 | function all(iterator, context) { |
723 | iterator = iterator || Prototype.K; | |
14f69488 AD |
724 | var result = true; |
725 | this.each(function(value, index) { | |
85e836d8 | 726 | result = result && !!iterator.call(context, value, index); |
14f69488 AD |
727 | if (!result) throw $break; |
728 | }); | |
729 | return result; | |
85e836d8 | 730 | } |
14f69488 | 731 | |
85e836d8 AD |
732 | function any(iterator, context) { |
733 | iterator = iterator || Prototype.K; | |
5c656a9d | 734 | var result = false; |
14f69488 | 735 | this.each(function(value, index) { |
85e836d8 | 736 | if (result = !!iterator.call(context, value, index)) |
14f69488 AD |
737 | throw $break; |
738 | }); | |
739 | return result; | |
85e836d8 | 740 | } |
14f69488 | 741 | |
85e836d8 AD |
742 | function collect(iterator, context) { |
743 | iterator = iterator || Prototype.K; | |
14f69488 AD |
744 | var results = []; |
745 | this.each(function(value, index) { | |
85e836d8 | 746 | results.push(iterator.call(context, value, index)); |
14f69488 AD |
747 | }); |
748 | return results; | |
85e836d8 | 749 | } |
14f69488 | 750 | |
85e836d8 | 751 | function detect(iterator, context) { |
14f69488 AD |
752 | var result; |
753 | this.each(function(value, index) { | |
85e836d8 | 754 | if (iterator.call(context, value, index)) { |
14f69488 AD |
755 | result = value; |
756 | throw $break; | |
757 | } | |
758 | }); | |
759 | return result; | |
85e836d8 | 760 | } |
14f69488 | 761 | |
85e836d8 | 762 | function findAll(iterator, context) { |
14f69488 AD |
763 | var results = []; |
764 | this.each(function(value, index) { | |
85e836d8 | 765 | if (iterator.call(context, value, index)) |
14f69488 AD |
766 | results.push(value); |
767 | }); | |
768 | return results; | |
85e836d8 | 769 | } |
14f69488 | 770 | |
85e836d8 AD |
771 | function grep(filter, iterator, context) { |
772 | iterator = iterator || Prototype.K; | |
14f69488 | 773 | var results = []; |
4b9dfd5b AD |
774 | |
775 | if (Object.isString(filter)) | |
85e836d8 | 776 | filter = new RegExp(RegExp.escape(filter)); |
4b9dfd5b | 777 | |
14f69488 | 778 | this.each(function(value, index) { |
4b9dfd5b | 779 | if (filter.match(value)) |
85e836d8 | 780 | results.push(iterator.call(context, value, index)); |
4b9dfd5b | 781 | }); |
14f69488 | 782 | return results; |
85e836d8 | 783 | } |
14f69488 | 784 | |
85e836d8 | 785 | function include(object) { |
4b9dfd5b AD |
786 | if (Object.isFunction(this.indexOf)) |
787 | if (this.indexOf(object) != -1) return true; | |
788 | ||
14f69488 AD |
789 | var found = false; |
790 | this.each(function(value) { | |
791 | if (value == object) { | |
792 | found = true; | |
793 | throw $break; | |
794 | } | |
795 | }); | |
796 | return found; | |
85e836d8 | 797 | } |
14f69488 | 798 | |
85e836d8 | 799 | function inGroupsOf(number, fillWith) { |
4b9dfd5b | 800 | fillWith = Object.isUndefined(fillWith) ? null : fillWith; |
5c656a9d AD |
801 | return this.eachSlice(number, function(slice) { |
802 | while(slice.length < number) slice.push(fillWith); | |
803 | return slice; | |
804 | }); | |
85e836d8 | 805 | } |
5c656a9d | 806 | |
85e836d8 | 807 | function inject(memo, iterator, context) { |
14f69488 | 808 | this.each(function(value, index) { |
85e836d8 | 809 | memo = iterator.call(context, memo, value, index); |
14f69488 AD |
810 | }); |
811 | return memo; | |
85e836d8 | 812 | } |
14f69488 | 813 | |
85e836d8 | 814 | function invoke(method) { |
14f69488 | 815 | var args = $A(arguments).slice(1); |
5c656a9d | 816 | return this.map(function(value) { |
14f69488 AD |
817 | return value[method].apply(value, args); |
818 | }); | |
85e836d8 | 819 | } |
14f69488 | 820 | |
85e836d8 AD |
821 | function max(iterator, context) { |
822 | iterator = iterator || Prototype.K; | |
14f69488 AD |
823 | var result; |
824 | this.each(function(value, index) { | |
85e836d8 | 825 | value = iterator.call(context, value, index); |
4b9dfd5b | 826 | if (result == null || value >= result) |
14f69488 AD |
827 | result = value; |
828 | }); | |
829 | return result; | |
85e836d8 | 830 | } |
14f69488 | 831 | |
85e836d8 AD |
832 | function min(iterator, context) { |
833 | iterator = iterator || Prototype.K; | |
14f69488 AD |
834 | var result; |
835 | this.each(function(value, index) { | |
85e836d8 | 836 | value = iterator.call(context, value, index); |
4b9dfd5b | 837 | if (result == null || value < result) |
14f69488 AD |
838 | result = value; |
839 | }); | |
840 | return result; | |
85e836d8 | 841 | } |
14f69488 | 842 | |
85e836d8 AD |
843 | function partition(iterator, context) { |
844 | iterator = iterator || Prototype.K; | |
14f69488 AD |
845 | var trues = [], falses = []; |
846 | this.each(function(value, index) { | |
85e836d8 | 847 | (iterator.call(context, value, index) ? |
14f69488 AD |
848 | trues : falses).push(value); |
849 | }); | |
850 | return [trues, falses]; | |
85e836d8 | 851 | } |
14f69488 | 852 | |
85e836d8 | 853 | function pluck(property) { |
14f69488 | 854 | var results = []; |
4b9dfd5b | 855 | this.each(function(value) { |
14f69488 AD |
856 | results.push(value[property]); |
857 | }); | |
858 | return results; | |
85e836d8 | 859 | } |
14f69488 | 860 | |
85e836d8 | 861 | function reject(iterator, context) { |
14f69488 AD |
862 | var results = []; |
863 | this.each(function(value, index) { | |
85e836d8 | 864 | if (!iterator.call(context, value, index)) |
14f69488 AD |
865 | results.push(value); |
866 | }); | |
867 | return results; | |
85e836d8 | 868 | } |
14f69488 | 869 | |
85e836d8 | 870 | function sortBy(iterator, context) { |
5c656a9d | 871 | return this.map(function(value, index) { |
85e836d8 AD |
872 | return { |
873 | value: value, | |
874 | criteria: iterator.call(context, value, index) | |
875 | }; | |
14f69488 AD |
876 | }).sort(function(left, right) { |
877 | var a = left.criteria, b = right.criteria; | |
878 | return a < b ? -1 : a > b ? 1 : 0; | |
879 | }).pluck('value'); | |
85e836d8 | 880 | } |
14f69488 | 881 | |
85e836d8 | 882 | function toArray() { |
5c656a9d | 883 | return this.map(); |
85e836d8 | 884 | } |
14f69488 | 885 | |
85e836d8 | 886 | function zip() { |
14f69488 | 887 | var iterator = Prototype.K, args = $A(arguments); |
4b9dfd5b | 888 | if (Object.isFunction(args.last())) |
14f69488 AD |
889 | iterator = args.pop(); |
890 | ||
891 | var collections = [this].concat(args).map($A); | |
892 | return this.map(function(value, index) { | |
5c656a9d | 893 | return iterator(collections.pluck(index)); |
14f69488 | 894 | }); |
85e836d8 | 895 | } |
14f69488 | 896 | |
85e836d8 | 897 | function size() { |
5c656a9d | 898 | return this.toArray().length; |
85e836d8 | 899 | } |
5c656a9d | 900 | |
85e836d8 | 901 | function inspect() { |
14f69488 AD |
902 | return '#<Enumerable:' + this.toArray().inspect() + '>'; |
903 | } | |
14f69488 | 904 | |
85e836d8 AD |
905 | |
906 | ||
907 | ||
908 | ||
909 | ||
910 | ||
911 | ||
912 | ||
913 | return { | |
914 | each: each, | |
915 | eachSlice: eachSlice, | |
916 | all: all, | |
917 | every: all, | |
918 | any: any, | |
919 | some: any, | |
920 | collect: collect, | |
921 | map: collect, | |
922 | detect: detect, | |
923 | findAll: findAll, | |
924 | select: findAll, | |
925 | filter: findAll, | |
926 | grep: grep, | |
927 | include: include, | |
928 | member: include, | |
929 | inGroupsOf: inGroupsOf, | |
930 | inject: inject, | |
931 | invoke: invoke, | |
932 | max: max, | |
933 | min: min, | |
934 | partition: partition, | |
935 | pluck: pluck, | |
936 | reject: reject, | |
937 | sortBy: sortBy, | |
938 | toArray: toArray, | |
939 | entries: toArray, | |
940 | zip: zip, | |
941 | size: size, | |
942 | inspect: inspect, | |
943 | find: detect | |
944 | }; | |
945 | })(); | |
4b9dfd5b | 946 | function $A(iterable) { |
14f69488 | 947 | if (!iterable) return []; |
85e836d8 | 948 | if ('toArray' in Object(iterable)) return iterable.toArray(); |
4b9dfd5b AD |
949 | var length = iterable.length || 0, results = new Array(length); |
950 | while (length--) results[length] = iterable[length]; | |
951 | return results; | |
952 | } | |
953 | ||
85e836d8 AD |
954 | function $w(string) { |
955 | if (!Object.isString(string)) return []; | |
956 | string = string.strip(); | |
957 | return string ? string.split(/\s+/) : []; | |
14f69488 AD |
958 | } |
959 | ||
4b9dfd5b AD |
960 | Array.from = $A; |
961 | ||
14f69488 | 962 | |
85e836d8 AD |
963 | (function() { |
964 | var arrayProto = Array.prototype, | |
965 | slice = arrayProto.slice, | |
966 | _each = arrayProto.forEach; // use native browser JS 1.6 implementation if available | |
14f69488 | 967 | |
85e836d8 | 968 | function each(iterator) { |
5c656a9d | 969 | for (var i = 0, length = this.length; i < length; i++) |
14f69488 | 970 | iterator(this[i]); |
85e836d8 AD |
971 | } |
972 | if (!_each) _each = each; | |
14f69488 | 973 | |
85e836d8 | 974 | function clear() { |
14f69488 AD |
975 | this.length = 0; |
976 | return this; | |
85e836d8 | 977 | } |
14f69488 | 978 | |
85e836d8 | 979 | function first() { |
14f69488 | 980 | return this[0]; |
85e836d8 | 981 | } |
14f69488 | 982 | |
85e836d8 | 983 | function last() { |
14f69488 | 984 | return this[this.length - 1]; |
85e836d8 | 985 | } |
14f69488 | 986 | |
85e836d8 | 987 | function compact() { |
14f69488 | 988 | return this.select(function(value) { |
5c656a9d | 989 | return value != null; |
14f69488 | 990 | }); |
85e836d8 | 991 | } |
14f69488 | 992 | |
85e836d8 | 993 | function flatten() { |
14f69488 | 994 | return this.inject([], function(array, value) { |
85e836d8 AD |
995 | if (Object.isArray(value)) |
996 | return array.concat(value.flatten()); | |
997 | array.push(value); | |
998 | return array; | |
14f69488 | 999 | }); |
85e836d8 | 1000 | } |
14f69488 | 1001 | |
85e836d8 AD |
1002 | function without() { |
1003 | var values = slice.call(arguments, 0); | |
14f69488 AD |
1004 | return this.select(function(value) { |
1005 | return !values.include(value); | |
1006 | }); | |
85e836d8 | 1007 | } |
14f69488 | 1008 | |
85e836d8 | 1009 | function reverse(inline) { |
14f69488 | 1010 | return (inline !== false ? this : this.toArray())._reverse(); |
85e836d8 | 1011 | } |
5c656a9d | 1012 | |
85e836d8 | 1013 | function uniq(sorted) { |
4b9dfd5b AD |
1014 | return this.inject([], function(array, value, index) { |
1015 | if (0 == index || (sorted ? array.last() != value : !array.include(value))) | |
1016 | array.push(value); | |
1017 | return array; | |
1018 | }); | |
85e836d8 | 1019 | } |
4b9dfd5b | 1020 | |
85e836d8 | 1021 | function intersect(array) { |
4b9dfd5b AD |
1022 | return this.uniq().findAll(function(item) { |
1023 | return array.detect(function(value) { return item === value }); | |
5c656a9d | 1024 | }); |
85e836d8 | 1025 | } |
5c656a9d | 1026 | |
5c656a9d | 1027 | |
85e836d8 AD |
1028 | function clone() { |
1029 | return slice.call(this, 0); | |
1030 | } | |
1031 | ||
1032 | function size() { | |
5c656a9d | 1033 | return this.length; |
85e836d8 | 1034 | } |
14f69488 | 1035 | |
85e836d8 | 1036 | function inspect() { |
14f69488 | 1037 | return '[' + this.map(Object.inspect).join(', ') + ']'; |
85e836d8 | 1038 | } |
4b9dfd5b | 1039 | |
85e836d8 | 1040 | function toJSON() { |
4b9dfd5b AD |
1041 | var results = []; |
1042 | this.each(function(object) { | |
1043 | var value = Object.toJSON(object); | |
1044 | if (!Object.isUndefined(value)) results.push(value); | |
1045 | }); | |
1046 | return '[' + results.join(', ') + ']'; | |
14f69488 | 1047 | } |
4b9dfd5b | 1048 | |
85e836d8 AD |
1049 | function indexOf(item, i) { |
1050 | i || (i = 0); | |
1051 | var length = this.length; | |
1052 | if (i < 0) i = length + i; | |
1053 | for (; i < length; i++) | |
1054 | if (this[i] === item) return i; | |
1055 | return -1; | |
1056 | } | |
5c656a9d | 1057 | |
85e836d8 AD |
1058 | function lastIndexOf(item, i) { |
1059 | i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1; | |
1060 | var n = this.slice(0, i).reverse().indexOf(item); | |
1061 | return (n < 0) ? n : i - n - 1; | |
1062 | } | |
5c656a9d | 1063 | |
85e836d8 AD |
1064 | function concat() { |
1065 | var array = slice.call(this, 0), item; | |
4b9dfd5b | 1066 | for (var i = 0, length = arguments.length; i < length; i++) { |
85e836d8 AD |
1067 | item = arguments[i]; |
1068 | if (Object.isArray(item) && !('callee' in item)) { | |
1069 | for (var j = 0, arrayLength = item.length; j < arrayLength; j++) | |
1070 | array.push(item[j]); | |
5c656a9d | 1071 | } else { |
85e836d8 | 1072 | array.push(item); |
5c656a9d AD |
1073 | } |
1074 | } | |
1075 | return array; | |
85e836d8 | 1076 | } |
14f69488 | 1077 | |
85e836d8 AD |
1078 | Object.extend(arrayProto, Enumerable); |
1079 | ||
1080 | if (!arrayProto._reverse) | |
1081 | arrayProto._reverse = arrayProto.reverse; | |
1082 | ||
1083 | Object.extend(arrayProto, { | |
1084 | _each: _each, | |
1085 | clear: clear, | |
1086 | first: first, | |
1087 | last: last, | |
1088 | compact: compact, | |
1089 | flatten: flatten, | |
1090 | without: without, | |
1091 | reverse: reverse, | |
1092 | uniq: uniq, | |
1093 | intersect: intersect, | |
1094 | clone: clone, | |
1095 | toArray: clone, | |
1096 | size: size, | |
1097 | inspect: inspect, | |
1098 | toJSON: toJSON | |
1099 | }); | |
1100 | ||
1101 | var CONCAT_ARGUMENTS_BUGGY = (function() { | |
1102 | return [].concat(arguments)[0][0] !== 1; | |
1103 | })(1,2) | |
1104 | ||
1105 | if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat; | |
1106 | ||
1107 | if (!arrayProto.indexOf) arrayProto.indexOf = indexOf; | |
1108 | if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf; | |
1109 | })(); | |
1110 | function $H(object) { | |
1111 | return new Hash(object); | |
1112 | }; | |
1113 | ||
1114 | var Hash = Class.create(Enumerable, (function() { | |
1115 | function initialize(object) { | |
1116 | this._object = Object.isHash(object) ? object.toObject() : Object.clone(object); | |
1117 | } | |
1118 | ||
1119 | function _each(iterator) { | |
1120 | for (var key in this._object) { | |
1121 | var value = this._object[key], pair = [key, value]; | |
1122 | pair.key = key; | |
1123 | pair.value = value; | |
1124 | iterator(pair); | |
1125 | } | |
1126 | } | |
1127 | ||
1128 | function set(key, value) { | |
1129 | return this._object[key] = value; | |
1130 | } | |
1131 | ||
1132 | function get(key) { | |
1133 | if (this._object[key] !== Object.prototype[key]) | |
1134 | return this._object[key]; | |
1135 | } | |
1136 | ||
1137 | function unset(key) { | |
1138 | var value = this._object[key]; | |
1139 | delete this._object[key]; | |
1140 | return value; | |
1141 | } | |
1142 | ||
1143 | function toObject() { | |
1144 | return Object.clone(this._object); | |
1145 | } | |
14f69488 | 1146 | |
85e836d8 AD |
1147 | function keys() { |
1148 | return this.pluck('key'); | |
1149 | } | |
5c656a9d | 1150 | |
85e836d8 AD |
1151 | function values() { |
1152 | return this.pluck('value'); | |
1153 | } | |
14f69488 | 1154 | |
85e836d8 AD |
1155 | function index(value) { |
1156 | var match = this.detect(function(pair) { | |
1157 | return pair.value === value; | |
1158 | }); | |
1159 | return match && match.key; | |
14f69488 | 1160 | } |
14f69488 | 1161 | |
85e836d8 AD |
1162 | function merge(object) { |
1163 | return this.clone().update(object); | |
1164 | } | |
4b9dfd5b | 1165 | |
85e836d8 AD |
1166 | function update(object) { |
1167 | return new Hash(object).inject(this, function(result, pair) { | |
1168 | result.set(pair.key, pair.value); | |
1169 | return result; | |
1170 | }); | |
1171 | } | |
4b9dfd5b AD |
1172 | |
1173 | function toQueryPair(key, value) { | |
1174 | if (Object.isUndefined(value)) return key; | |
1175 | return key + '=' + encodeURIComponent(String.interpret(value)); | |
1176 | } | |
1177 | ||
85e836d8 AD |
1178 | function toQueryString() { |
1179 | return this.inject([], function(results, pair) { | |
1180 | var key = encodeURIComponent(pair.key), values = pair.value; | |
4b9dfd5b | 1181 | |
85e836d8 AD |
1182 | if (values && typeof values == 'object') { |
1183 | if (Object.isArray(values)) | |
1184 | return results.concat(values.map(toQueryPair.curry(key))); | |
1185 | } else results.push(toQueryPair(key, values)); | |
1186 | return results; | |
1187 | }).join('&'); | |
1188 | } | |
4b9dfd5b | 1189 | |
85e836d8 AD |
1190 | function inspect() { |
1191 | return '#<Hash:{' + this.map(function(pair) { | |
1192 | return pair.map(Object.inspect).join(': '); | |
1193 | }).join(', ') + '}>'; | |
1194 | } | |
4b9dfd5b | 1195 | |
85e836d8 AD |
1196 | function toJSON() { |
1197 | return Object.toJSON(this.toObject()); | |
1198 | } | |
4b9dfd5b | 1199 | |
85e836d8 AD |
1200 | function clone() { |
1201 | return new Hash(this); | |
1202 | } | |
4b9dfd5b | 1203 | |
85e836d8 AD |
1204 | return { |
1205 | initialize: initialize, | |
1206 | _each: _each, | |
1207 | set: set, | |
1208 | get: get, | |
1209 | unset: unset, | |
1210 | toObject: toObject, | |
1211 | toTemplateReplacements: toObject, | |
1212 | keys: keys, | |
1213 | values: values, | |
1214 | index: index, | |
1215 | merge: merge, | |
1216 | update: update, | |
1217 | toQueryString: toQueryString, | |
1218 | inspect: inspect, | |
1219 | toJSON: toJSON, | |
1220 | clone: clone | |
1221 | }; | |
1222 | })()); | |
4b9dfd5b | 1223 | |
85e836d8 AD |
1224 | Hash.from = $H; |
1225 | Object.extend(Number.prototype, (function() { | |
1226 | function toColorPart() { | |
1227 | return this.toPaddedString(2, 16); | |
1228 | } | |
4b9dfd5b | 1229 | |
85e836d8 AD |
1230 | function succ() { |
1231 | return this + 1; | |
1232 | } | |
4b9dfd5b | 1233 | |
85e836d8 AD |
1234 | function times(iterator, context) { |
1235 | $R(0, this, true).each(iterator, context); | |
1236 | return this; | |
1237 | } | |
4b9dfd5b | 1238 | |
85e836d8 AD |
1239 | function toPaddedString(length, radix) { |
1240 | var string = this.toString(radix || 10); | |
1241 | return '0'.times(length - string.length) + string; | |
1242 | } | |
4b9dfd5b | 1243 | |
85e836d8 AD |
1244 | function toJSON() { |
1245 | return isFinite(this) ? this.toString() : 'null'; | |
1246 | } | |
4b9dfd5b | 1247 | |
85e836d8 AD |
1248 | function abs() { |
1249 | return Math.abs(this); | |
1250 | } | |
4b9dfd5b | 1251 | |
85e836d8 AD |
1252 | function round() { |
1253 | return Math.round(this); | |
1254 | } | |
4b9dfd5b | 1255 | |
85e836d8 AD |
1256 | function ceil() { |
1257 | return Math.ceil(this); | |
1258 | } | |
4b9dfd5b | 1259 | |
85e836d8 AD |
1260 | function floor() { |
1261 | return Math.floor(this); | |
4b9dfd5b | 1262 | } |
85e836d8 AD |
1263 | |
1264 | return { | |
1265 | toColorPart: toColorPart, | |
1266 | succ: succ, | |
1267 | times: times, | |
1268 | toPaddedString: toPaddedString, | |
1269 | toJSON: toJSON, | |
1270 | abs: abs, | |
1271 | round: round, | |
1272 | ceil: ceil, | |
1273 | floor: floor | |
1274 | }; | |
4b9dfd5b AD |
1275 | })()); |
1276 | ||
85e836d8 AD |
1277 | function $R(start, end, exclusive) { |
1278 | return new ObjectRange(start, end, exclusive); | |
1279 | } | |
1280 | ||
1281 | var ObjectRange = Class.create(Enumerable, (function() { | |
1282 | function initialize(start, end, exclusive) { | |
14f69488 AD |
1283 | this.start = start; |
1284 | this.end = end; | |
1285 | this.exclusive = exclusive; | |
85e836d8 | 1286 | } |
14f69488 | 1287 | |
85e836d8 | 1288 | function _each(iterator) { |
14f69488 | 1289 | var value = this.start; |
5c656a9d | 1290 | while (this.include(value)) { |
14f69488 AD |
1291 | iterator(value); |
1292 | value = value.succ(); | |
5c656a9d | 1293 | } |
85e836d8 | 1294 | } |
14f69488 | 1295 | |
85e836d8 | 1296 | function include(value) { |
14f69488 AD |
1297 | if (value < this.start) |
1298 | return false; | |
1299 | if (this.exclusive) | |
1300 | return value < this.end; | |
1301 | return value <= this.end; | |
1302 | } | |
14f69488 | 1303 | |
85e836d8 AD |
1304 | return { |
1305 | initialize: initialize, | |
1306 | _each: _each, | |
1307 | include: include | |
1308 | }; | |
1309 | })()); | |
1310 | ||
1311 | ||
14f69488 AD |
1312 | |
1313 | var Ajax = { | |
1314 | getTransport: function() { | |
1315 | return Try.these( | |
5c656a9d | 1316 | function() {return new XMLHttpRequest()}, |
14f69488 | 1317 | function() {return new ActiveXObject('Msxml2.XMLHTTP')}, |
5c656a9d | 1318 | function() {return new ActiveXObject('Microsoft.XMLHTTP')} |
14f69488 AD |
1319 | ) || false; |
1320 | }, | |
1321 | ||
1322 | activeRequestCount: 0 | |
4b9dfd5b | 1323 | }; |
14f69488 AD |
1324 | |
1325 | Ajax.Responders = { | |
1326 | responders: [], | |
1327 | ||
1328 | _each: function(iterator) { | |
1329 | this.responders._each(iterator); | |
1330 | }, | |
1331 | ||
5c656a9d AD |
1332 | register: function(responder) { |
1333 | if (!this.include(responder)) | |
1334 | this.responders.push(responder); | |
14f69488 AD |
1335 | }, |
1336 | ||
5c656a9d AD |
1337 | unregister: function(responder) { |
1338 | this.responders = this.responders.without(responder); | |
14f69488 AD |
1339 | }, |
1340 | ||
1341 | dispatch: function(callback, request, transport, json) { | |
1342 | this.each(function(responder) { | |
4b9dfd5b | 1343 | if (Object.isFunction(responder[callback])) { |
14f69488 AD |
1344 | try { |
1345 | responder[callback].apply(responder, [request, transport, json]); | |
4b9dfd5b | 1346 | } catch (e) { } |
14f69488 AD |
1347 | } |
1348 | }); | |
1349 | } | |
1350 | }; | |
1351 | ||
1352 | Object.extend(Ajax.Responders, Enumerable); | |
1353 | ||
1354 | Ajax.Responders.register({ | |
4b9dfd5b AD |
1355 | onCreate: function() { Ajax.activeRequestCount++ }, |
1356 | onComplete: function() { Ajax.activeRequestCount-- } | |
14f69488 | 1357 | }); |
4b9dfd5b AD |
1358 | Ajax.Base = Class.create({ |
1359 | initialize: function(options) { | |
14f69488 AD |
1360 | this.options = { |
1361 | method: 'post', | |
1362 | asynchronous: true, | |
5c656a9d AD |
1363 | contentType: 'application/x-www-form-urlencoded', |
1364 | encoding: 'UTF-8', | |
4b9dfd5b AD |
1365 | parameters: '', |
1366 | evalJSON: true, | |
1367 | evalJS: true | |
1368 | }; | |
1369 | Object.extend(this.options, options || { }); | |
14f69488 | 1370 | |
5c656a9d | 1371 | this.options.method = this.options.method.toLowerCase(); |
4b9dfd5b AD |
1372 | |
1373 | if (Object.isString(this.options.parameters)) | |
5c656a9d | 1374 | this.options.parameters = this.options.parameters.toQueryParams(); |
4b9dfd5b AD |
1375 | else if (Object.isHash(this.options.parameters)) |
1376 | this.options.parameters = this.options.parameters.toObject(); | |
14f69488 | 1377 | } |
4b9dfd5b | 1378 | }); |
4b9dfd5b | 1379 | Ajax.Request = Class.create(Ajax.Base, { |
5c656a9d AD |
1380 | _complete: false, |
1381 | ||
4b9dfd5b AD |
1382 | initialize: function($super, url, options) { |
1383 | $super(options); | |
14f69488 | 1384 | this.transport = Ajax.getTransport(); |
14f69488 AD |
1385 | this.request(url); |
1386 | }, | |
1387 | ||
1388 | request: function(url) { | |
5c656a9d AD |
1389 | this.url = url; |
1390 | this.method = this.options.method; | |
4b9dfd5b | 1391 | var params = Object.clone(this.options.parameters); |
14f69488 | 1392 | |
5c656a9d | 1393 | if (!['get', 'post'].include(this.method)) { |
5c656a9d AD |
1394 | params['_method'] = this.method; |
1395 | this.method = 'post'; | |
1396 | } | |
1397 | ||
4b9dfd5b | 1398 | this.parameters = params; |
14f69488 | 1399 | |
4b9dfd5b | 1400 | if (params = Object.toQueryString(params)) { |
4b9dfd5b AD |
1401 | if (this.method == 'get') |
1402 | this.url += (this.url.include('?') ? '&' : '?') + params; | |
1403 | else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) | |
1404 | params += '&_='; | |
1405 | } | |
5c656a9d AD |
1406 | |
1407 | try { | |
4b9dfd5b AD |
1408 | var response = new Ajax.Response(this); |
1409 | if (this.options.onCreate) this.options.onCreate(response); | |
1410 | Ajax.Responders.dispatch('onCreate', this, response); | |
14f69488 | 1411 | |
5c656a9d | 1412 | this.transport.open(this.method.toUpperCase(), this.url, |
14f69488 AD |
1413 | this.options.asynchronous); |
1414 | ||
4b9dfd5b | 1415 | if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1); |
14f69488 | 1416 | |
5c656a9d | 1417 | this.transport.onreadystatechange = this.onStateChange.bind(this); |
14f69488 AD |
1418 | this.setRequestHeaders(); |
1419 | ||
4b9dfd5b AD |
1420 | this.body = this.method == 'post' ? (this.options.postBody || params) : null; |
1421 | this.transport.send(this.body); | |
14f69488 | 1422 | |
5c656a9d AD |
1423 | /* Force Firefox to handle ready state 4 for synchronous requests */ |
1424 | if (!this.options.asynchronous && this.transport.overrideMimeType) | |
1425 | this.onStateChange(); | |
14f69488 | 1426 | |
14f69488 | 1427 | } |
5c656a9d AD |
1428 | catch (e) { |
1429 | this.dispatchException(e); | |
1430 | } | |
14f69488 AD |
1431 | }, |
1432 | ||
1433 | onStateChange: function() { | |
1434 | var readyState = this.transport.readyState; | |
5c656a9d | 1435 | if (readyState > 1 && !((readyState == 4) && this._complete)) |
14f69488 AD |
1436 | this.respondToReadyState(this.transport.readyState); |
1437 | }, | |
1438 | ||
5c656a9d AD |
1439 | setRequestHeaders: function() { |
1440 | var headers = { | |
1441 | 'X-Requested-With': 'XMLHttpRequest', | |
1442 | 'X-Prototype-Version': Prototype.Version, | |
1443 | 'Accept': 'text/javascript, text/html, application/xml, text/xml, */*' | |
1444 | }; | |
1445 | ||
1446 | if (this.method == 'post') { | |
1447 | headers['Content-type'] = this.options.contentType + | |
1448 | (this.options.encoding ? '; charset=' + this.options.encoding : ''); | |
1449 | ||
1450 | /* Force "Connection: close" for older Mozilla browsers to work | |
1451 | * around a bug where XMLHttpRequest sends an incorrect | |
1452 | * Content-length header. See Mozilla Bugzilla #246651. | |
1453 | */ | |
1454 | if (this.transport.overrideMimeType && | |
1455 | (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005) | |
1456 | headers['Connection'] = 'close'; | |
1457 | } | |
14f69488 | 1458 | |
5c656a9d AD |
1459 | if (typeof this.options.requestHeaders == 'object') { |
1460 | var extras = this.options.requestHeaders; | |
14f69488 | 1461 | |
4b9dfd5b | 1462 | if (Object.isFunction(extras.push)) |
5c656a9d AD |
1463 | for (var i = 0, length = extras.length; i < length; i += 2) |
1464 | headers[extras[i]] = extras[i+1]; | |
1465 | else | |
1466 | $H(extras).each(function(pair) { headers[pair.key] = pair.value }); | |
14f69488 | 1467 | } |
5c656a9d AD |
1468 | |
1469 | for (var name in headers) | |
1470 | this.transport.setRequestHeader(name, headers[name]); | |
1471 | }, | |
1472 | ||
1473 | success: function() { | |
4b9dfd5b AD |
1474 | var status = this.getStatus(); |
1475 | return !status || (status >= 200 && status < 300); | |
1476 | }, | |
1477 | ||
1478 | getStatus: function() { | |
1479 | try { | |
1480 | return this.transport.status || 0; | |
1481 | } catch (e) { return 0 } | |
14f69488 AD |
1482 | }, |
1483 | ||
1484 | respondToReadyState: function(readyState) { | |
4b9dfd5b | 1485 | var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this); |
14f69488 | 1486 | |
5c656a9d | 1487 | if (state == 'Complete') { |
14f69488 | 1488 | try { |
5c656a9d | 1489 | this._complete = true; |
4b9dfd5b | 1490 | (this.options['on' + response.status] |
5c656a9d | 1491 | || this.options['on' + (this.success() ? 'Success' : 'Failure')] |
4b9dfd5b | 1492 | || Prototype.emptyFunction)(response, response.headerJSON); |
14f69488 AD |
1493 | } catch (e) { |
1494 | this.dispatchException(e); | |
1495 | } | |
1496 | ||
4b9dfd5b AD |
1497 | var contentType = response.getHeader('Content-type'); |
1498 | if (this.options.evalJS == 'force' | |
85e836d8 | 1499 | || (this.options.evalJS && this.isSameOrigin() && contentType |
4b9dfd5b AD |
1500 | && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i))) |
1501 | this.evalResponse(); | |
14f69488 AD |
1502 | } |
1503 | ||
1504 | try { | |
4b9dfd5b AD |
1505 | (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON); |
1506 | Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON); | |
14f69488 AD |
1507 | } catch (e) { |
1508 | this.dispatchException(e); | |
1509 | } | |
1510 | ||
5c656a9d | 1511 | if (state == 'Complete') { |
14f69488 | 1512 | this.transport.onreadystatechange = Prototype.emptyFunction; |
5c656a9d AD |
1513 | } |
1514 | }, | |
1515 | ||
85e836d8 AD |
1516 | isSameOrigin: function() { |
1517 | var m = this.url.match(/^\s*https?:\/\/[^\/]*/); | |
1518 | return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({ | |
1519 | protocol: location.protocol, | |
1520 | domain: document.domain, | |
1521 | port: location.port ? ':' + location.port : '' | |
1522 | })); | |
1523 | }, | |
1524 | ||
5c656a9d AD |
1525 | getHeader: function(name) { |
1526 | try { | |
4b9dfd5b | 1527 | return this.transport.getResponseHeader(name) || null; |
85e836d8 | 1528 | } catch (e) { return null; } |
5c656a9d AD |
1529 | }, |
1530 | ||
1531 | evalResponse: function() { | |
1532 | try { | |
4b9dfd5b | 1533 | return eval((this.transport.responseText || '').unfilterJSON()); |
5c656a9d AD |
1534 | } catch (e) { |
1535 | this.dispatchException(e); | |
1536 | } | |
14f69488 AD |
1537 | }, |
1538 | ||
1539 | dispatchException: function(exception) { | |
1540 | (this.options.onException || Prototype.emptyFunction)(this, exception); | |
1541 | Ajax.Responders.dispatch('onException', this, exception); | |
1542 | } | |
1543 | }); | |
1544 | ||
4b9dfd5b AD |
1545 | Ajax.Request.Events = |
1546 | ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; | |
14f69488 | 1547 | |
85e836d8 AD |
1548 | |
1549 | ||
1550 | ||
1551 | ||
1552 | ||
1553 | ||
1554 | ||
4b9dfd5b AD |
1555 | Ajax.Response = Class.create({ |
1556 | initialize: function(request){ | |
1557 | this.request = request; | |
1558 | var transport = this.transport = request.transport, | |
1559 | readyState = this.readyState = transport.readyState; | |
1560 | ||
1561 | if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) { | |
1562 | this.status = this.getStatus(); | |
1563 | this.statusText = this.getStatusText(); | |
1564 | this.responseText = String.interpret(transport.responseText); | |
1565 | this.headerJSON = this._getHeaderJSON(); | |
14f69488 AD |
1566 | } |
1567 | ||
4b9dfd5b AD |
1568 | if(readyState == 4) { |
1569 | var xml = transport.responseXML; | |
1570 | this.responseXML = Object.isUndefined(xml) ? null : xml; | |
1571 | this.responseJSON = this._getResponseJSON(); | |
1572 | } | |
1573 | }, | |
14f69488 | 1574 | |
4b9dfd5b | 1575 | status: 0, |
85e836d8 | 1576 | |
4b9dfd5b | 1577 | statusText: '', |
14f69488 | 1578 | |
4b9dfd5b AD |
1579 | getStatus: Ajax.Request.prototype.getStatus, |
1580 | ||
1581 | getStatusText: function() { | |
1582 | try { | |
1583 | return this.transport.statusText || ''; | |
1584 | } catch (e) { return '' } | |
14f69488 AD |
1585 | }, |
1586 | ||
4b9dfd5b | 1587 | getHeader: Ajax.Request.prototype.getHeader, |
14f69488 | 1588 | |
4b9dfd5b AD |
1589 | getAllHeaders: function() { |
1590 | try { | |
1591 | return this.getAllResponseHeaders(); | |
1592 | } catch (e) { return null } | |
1593 | }, | |
14f69488 | 1594 | |
4b9dfd5b AD |
1595 | getResponseHeader: function(name) { |
1596 | return this.transport.getResponseHeader(name); | |
1597 | }, | |
1598 | ||
1599 | getAllResponseHeaders: function() { | |
1600 | return this.transport.getAllResponseHeaders(); | |
1601 | }, | |
1602 | ||
1603 | _getHeaderJSON: function() { | |
1604 | var json = this.getHeader('X-JSON'); | |
1605 | if (!json) return null; | |
1606 | json = decodeURIComponent(escape(json)); | |
1607 | try { | |
85e836d8 AD |
1608 | return json.evalJSON(this.request.options.sanitizeJSON || |
1609 | !this.request.isSameOrigin()); | |
4b9dfd5b AD |
1610 | } catch (e) { |
1611 | this.request.dispatchException(e); | |
1612 | } | |
1613 | }, | |
1614 | ||
1615 | _getResponseJSON: function() { | |
1616 | var options = this.request.options; | |
1617 | if (!options.evalJSON || (options.evalJSON != 'force' && | |
1618 | !(this.getHeader('Content-type') || '').include('application/json')) || | |
1619 | this.responseText.blank()) | |
1620 | return null; | |
1621 | try { | |
85e836d8 AD |
1622 | return this.responseText.evalJSON(options.sanitizeJSON || |
1623 | !this.request.isSameOrigin()); | |
4b9dfd5b AD |
1624 | } catch (e) { |
1625 | this.request.dispatchException(e); | |
14f69488 | 1626 | } |
4b9dfd5b AD |
1627 | } |
1628 | }); | |
1629 | ||
1630 | Ajax.Updater = Class.create(Ajax.Request, { | |
1631 | initialize: function($super, container, url, options) { | |
1632 | this.container = { | |
1633 | success: (container.success || container), | |
1634 | failure: (container.failure || (container.success ? null : container)) | |
1635 | }; | |
1636 | ||
1637 | options = Object.clone(options); | |
1638 | var onComplete = options.onComplete; | |
1639 | options.onComplete = (function(response, json) { | |
1640 | this.updateContent(response.responseText); | |
1641 | if (Object.isFunction(onComplete)) onComplete(response, json); | |
1642 | }).bind(this); | |
1643 | ||
1644 | $super(url, options); | |
1645 | }, | |
1646 | ||
1647 | updateContent: function(responseText) { | |
1648 | var receiver = this.container[this.success() ? 'success' : 'failure'], | |
1649 | options = this.options; | |
14f69488 | 1650 | |
4b9dfd5b AD |
1651 | if (!options.evalScripts) responseText = responseText.stripScripts(); |
1652 | ||
1653 | if (receiver = $(receiver)) { | |
1654 | if (options.insertion) { | |
1655 | if (Object.isString(options.insertion)) { | |
1656 | var insertion = { }; insertion[options.insertion] = responseText; | |
1657 | receiver.insert(insertion); | |
1658 | } | |
1659 | else options.insertion(receiver, responseText); | |
1660 | } | |
1661 | else receiver.update(responseText); | |
14f69488 AD |
1662 | } |
1663 | } | |
1664 | }); | |
1665 | ||
4b9dfd5b AD |
1666 | Ajax.PeriodicalUpdater = Class.create(Ajax.Base, { |
1667 | initialize: function($super, container, url, options) { | |
1668 | $super(options); | |
14f69488 AD |
1669 | this.onComplete = this.options.onComplete; |
1670 | ||
1671 | this.frequency = (this.options.frequency || 2); | |
1672 | this.decay = (this.options.decay || 1); | |
1673 | ||
4b9dfd5b | 1674 | this.updater = { }; |
14f69488 AD |
1675 | this.container = container; |
1676 | this.url = url; | |
1677 | ||
1678 | this.start(); | |
1679 | }, | |
1680 | ||
1681 | start: function() { | |
1682 | this.options.onComplete = this.updateComplete.bind(this); | |
1683 | this.onTimerEvent(); | |
1684 | }, | |
1685 | ||
1686 | stop: function() { | |
5c656a9d | 1687 | this.updater.options.onComplete = undefined; |
14f69488 AD |
1688 | clearTimeout(this.timer); |
1689 | (this.onComplete || Prototype.emptyFunction).apply(this, arguments); | |
1690 | }, | |
1691 | ||
4b9dfd5b | 1692 | updateComplete: function(response) { |
14f69488 | 1693 | if (this.options.decay) { |
4b9dfd5b | 1694 | this.decay = (response.responseText == this.lastText ? |
14f69488 AD |
1695 | this.decay * this.options.decay : 1); |
1696 | ||
4b9dfd5b | 1697 | this.lastText = response.responseText; |
14f69488 | 1698 | } |
4b9dfd5b | 1699 | this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency); |
14f69488 AD |
1700 | }, |
1701 | ||
1702 | onTimerEvent: function() { | |
1703 | this.updater = new Ajax.Updater(this.container, this.url, this.options); | |
1704 | } | |
1705 | }); | |
85e836d8 AD |
1706 | |
1707 | ||
1708 | ||
5c656a9d AD |
1709 | function $(element) { |
1710 | if (arguments.length > 1) { | |
1711 | for (var i = 0, elements = [], length = arguments.length; i < length; i++) | |
1712 | elements.push($(arguments[i])); | |
14f69488 | 1713 | return elements; |
5c656a9d | 1714 | } |
4b9dfd5b | 1715 | if (Object.isString(element)) |
5c656a9d AD |
1716 | element = document.getElementById(element); |
1717 | return Element.extend(element); | |
1718 | } | |
1719 | ||
1720 | if (Prototype.BrowserFeatures.XPath) { | |
1721 | document._getElementsByXPath = function(expression, parentElement) { | |
1722 | var results = []; | |
1723 | var query = document.evaluate(expression, $(parentElement) || document, | |
1724 | null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null); | |
1725 | for (var i = 0, length = query.snapshotLength; i < length; i++) | |
4b9dfd5b | 1726 | results.push(Element.extend(query.snapshotItem(i))); |
5c656a9d AD |
1727 | return results; |
1728 | }; | |
14f69488 AD |
1729 | } |
1730 | ||
1731 | /*--------------------------------------------------------------------------*/ | |
1732 | ||
4b9dfd5b AD |
1733 | if (!window.Node) var Node = { }; |
1734 | ||
1735 | if (!Node.ELEMENT_NODE) { | |
4b9dfd5b AD |
1736 | Object.extend(Node, { |
1737 | ELEMENT_NODE: 1, | |
1738 | ATTRIBUTE_NODE: 2, | |
1739 | TEXT_NODE: 3, | |
1740 | CDATA_SECTION_NODE: 4, | |
1741 | ENTITY_REFERENCE_NODE: 5, | |
1742 | ENTITY_NODE: 6, | |
1743 | PROCESSING_INSTRUCTION_NODE: 7, | |
1744 | COMMENT_NODE: 8, | |
1745 | DOCUMENT_NODE: 9, | |
1746 | DOCUMENT_TYPE_NODE: 10, | |
1747 | DOCUMENT_FRAGMENT_NODE: 11, | |
1748 | NOTATION_NODE: 12 | |
1749 | }); | |
1750 | } | |
5c656a9d | 1751 | |
85e836d8 AD |
1752 | |
1753 | (function(global) { | |
1754 | ||
1755 | var SETATTRIBUTE_IGNORES_NAME = (function(){ | |
1756 | var elForm = document.createElement("form"); | |
1757 | var elInput = document.createElement("input"); | |
1758 | var root = document.documentElement; | |
1759 | elInput.setAttribute("name", "test"); | |
1760 | elForm.appendChild(elInput); | |
1761 | root.appendChild(elForm); | |
1762 | var isBuggy = elForm.elements | |
1763 | ? (typeof elForm.elements.test == "undefined") | |
1764 | : null; | |
1765 | root.removeChild(elForm); | |
1766 | elForm = elInput = null; | |
1767 | return isBuggy; | |
1768 | })(); | |
1769 | ||
1770 | var element = global.Element; | |
1771 | global.Element = function(tagName, attributes) { | |
4b9dfd5b AD |
1772 | attributes = attributes || { }; |
1773 | tagName = tagName.toLowerCase(); | |
1774 | var cache = Element.cache; | |
85e836d8 | 1775 | if (SETATTRIBUTE_IGNORES_NAME && attributes.name) { |
4b9dfd5b AD |
1776 | tagName = '<' + tagName + ' name="' + attributes.name + '">'; |
1777 | delete attributes.name; | |
1778 | return Element.writeAttribute(document.createElement(tagName), attributes); | |
5c656a9d | 1779 | } |
4b9dfd5b AD |
1780 | if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName)); |
1781 | return Element.writeAttribute(cache[tagName].cloneNode(false), attributes); | |
1782 | }; | |
85e836d8 AD |
1783 | Object.extend(global.Element, element || { }); |
1784 | if (element) global.Element.prototype = element.prototype; | |
1785 | })(this); | |
5c656a9d | 1786 | |
4b9dfd5b | 1787 | Element.cache = { }; |
85e836d8 | 1788 | Element.idCounter = 1; |
5c656a9d AD |
1789 | |
1790 | Element.Methods = { | |
14f69488 AD |
1791 | visible: function(element) { |
1792 | return $(element).style.display != 'none'; | |
1793 | }, | |
1794 | ||
5c656a9d AD |
1795 | toggle: function(element) { |
1796 | element = $(element); | |
1797 | Element[Element.visible(element) ? 'hide' : 'show'](element); | |
1798 | return element; | |
14f69488 AD |
1799 | }, |
1800 | ||
85e836d8 | 1801 | |
5c656a9d | 1802 | hide: function(element) { |
85e836d8 AD |
1803 | element = $(element); |
1804 | element.style.display = 'none'; | |
5c656a9d | 1805 | return element; |
14f69488 AD |
1806 | }, |
1807 | ||
5c656a9d | 1808 | show: function(element) { |
85e836d8 AD |
1809 | element = $(element); |
1810 | element.style.display = ''; | |
5c656a9d | 1811 | return element; |
14f69488 AD |
1812 | }, |
1813 | ||
1814 | remove: function(element) { | |
1815 | element = $(element); | |
1816 | element.parentNode.removeChild(element); | |
5c656a9d | 1817 | return element; |
14f69488 AD |
1818 | }, |
1819 | ||
85e836d8 AD |
1820 | update: (function(){ |
1821 | ||
1822 | var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){ | |
1823 | var el = document.createElement("select"), | |
1824 | isBuggy = true; | |
1825 | el.innerHTML = "<option value=\"test\">test</option>"; | |
1826 | if (el.options && el.options[0]) { | |
1827 | isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION"; | |
1828 | } | |
1829 | el = null; | |
1830 | return isBuggy; | |
1831 | })(); | |
1832 | ||
1833 | var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){ | |
1834 | try { | |
1835 | var el = document.createElement("table"); | |
1836 | if (el && el.tBodies) { | |
1837 | el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>"; | |
1838 | var isBuggy = typeof el.tBodies[0] == "undefined"; | |
1839 | el = null; | |
1840 | return isBuggy; | |
1841 | } | |
1842 | } catch (e) { | |
1843 | return true; | |
1844 | } | |
1845 | })(); | |
1846 | ||
1847 | var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () { | |
1848 | var s = document.createElement("script"), | |
1849 | isBuggy = false; | |
1850 | try { | |
1851 | s.appendChild(document.createTextNode("")); | |
1852 | isBuggy = !s.firstChild || | |
1853 | s.firstChild && s.firstChild.nodeType !== 3; | |
1854 | } catch (e) { | |
1855 | isBuggy = true; | |
1856 | } | |
1857 | s = null; | |
1858 | return isBuggy; | |
1859 | })(); | |
1860 | ||
1861 | function update(element, content) { | |
1862 | element = $(element); | |
1863 | ||
1864 | if (content && content.toElement) | |
1865 | content = content.toElement(); | |
1866 | ||
1867 | if (Object.isElement(content)) | |
1868 | return element.update().insert(content); | |
1869 | ||
1870 | content = Object.toHTML(content); | |
1871 | ||
1872 | var tagName = element.tagName.toUpperCase(); | |
1873 | ||
1874 | if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) { | |
1875 | element.text = content; | |
1876 | return element; | |
1877 | } | |
1878 | ||
1879 | if (SELECT_ELEMENT_INNERHTML_BUGGY || TABLE_ELEMENT_INNERHTML_BUGGY) { | |
1880 | if (tagName in Element._insertionTranslations.tags) { | |
1881 | while (element.firstChild) { | |
1882 | element.removeChild(element.firstChild); | |
1883 | } | |
1884 | Element._getContentFromAnonymousElement(tagName, content.stripScripts()) | |
1885 | .each(function(node) { | |
1886 | element.appendChild(node) | |
1887 | }); | |
1888 | } | |
1889 | else { | |
1890 | element.innerHTML = content.stripScripts(); | |
1891 | } | |
1892 | } | |
1893 | else { | |
1894 | element.innerHTML = content.stripScripts(); | |
1895 | } | |
1896 | ||
1897 | content.evalScripts.bind(content).defer(); | |
1898 | return element; | |
1899 | } | |
1900 | ||
1901 | return update; | |
1902 | })(), | |
14f69488 | 1903 | |
4b9dfd5b | 1904 | replace: function(element, content) { |
5c656a9d | 1905 | element = $(element); |
4b9dfd5b AD |
1906 | if (content && content.toElement) content = content.toElement(); |
1907 | else if (!Object.isElement(content)) { | |
1908 | content = Object.toHTML(content); | |
5c656a9d | 1909 | var range = element.ownerDocument.createRange(); |
4b9dfd5b AD |
1910 | range.selectNode(element); |
1911 | content.evalScripts.bind(content).defer(); | |
1912 | content = range.createContextualFragment(content.stripScripts()); | |
5c656a9d | 1913 | } |
4b9dfd5b | 1914 | element.parentNode.replaceChild(content, element); |
5c656a9d AD |
1915 | return element; |
1916 | }, | |
1917 | ||
4b9dfd5b AD |
1918 | insert: function(element, insertions) { |
1919 | element = $(element); | |
1920 | ||
1921 | if (Object.isString(insertions) || Object.isNumber(insertions) || | |
1922 | Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) | |
1923 | insertions = {bottom:insertions}; | |
1924 | ||
1925 | var content, insert, tagName, childNodes; | |
1926 | ||
85e836d8 | 1927 | for (var position in insertions) { |
4b9dfd5b AD |
1928 | content = insertions[position]; |
1929 | position = position.toLowerCase(); | |
1930 | insert = Element._insertionTranslations[position]; | |
1931 | ||
1932 | if (content && content.toElement) content = content.toElement(); | |
1933 | if (Object.isElement(content)) { | |
1934 | insert(element, content); | |
1935 | continue; | |
1936 | } | |
1937 | ||
1938 | content = Object.toHTML(content); | |
1939 | ||
1940 | tagName = ((position == 'before' || position == 'after') | |
1941 | ? element.parentNode : element).tagName.toUpperCase(); | |
1942 | ||
1943 | childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); | |
1944 | ||
1945 | if (position == 'top' || position == 'after') childNodes.reverse(); | |
1946 | childNodes.each(insert.curry(element)); | |
1947 | ||
1948 | content.evalScripts.bind(content).defer(); | |
1949 | } | |
1950 | ||
1951 | return element; | |
1952 | }, | |
1953 | ||
1954 | wrap: function(element, wrapper, attributes) { | |
1955 | element = $(element); | |
1956 | if (Object.isElement(wrapper)) | |
1957 | $(wrapper).writeAttribute(attributes || { }); | |
1958 | else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes); | |
1959 | else wrapper = new Element('div', wrapper); | |
1960 | if (element.parentNode) | |
1961 | element.parentNode.replaceChild(wrapper, element); | |
1962 | wrapper.appendChild(element); | |
1963 | return wrapper; | |
1964 | }, | |
1965 | ||
5c656a9d AD |
1966 | inspect: function(element) { |
1967 | element = $(element); | |
1968 | var result = '<' + element.tagName.toLowerCase(); | |
1969 | $H({'id': 'id', 'className': 'class'}).each(function(pair) { | |
1970 | var property = pair.first(), attribute = pair.last(); | |
1971 | var value = (element[property] || '').toString(); | |
1972 | if (value) result += ' ' + attribute + '=' + value.inspect(true); | |
1973 | }); | |
1974 | return result + '>'; | |
1975 | }, | |
1976 | ||
1977 | recursivelyCollect: function(element, property) { | |
1978 | element = $(element); | |
1979 | var elements = []; | |
1980 | while (element = element[property]) | |
1981 | if (element.nodeType == 1) | |
1982 | elements.push(Element.extend(element)); | |
1983 | return elements; | |
1984 | }, | |
1985 | ||
1986 | ancestors: function(element) { | |
85e836d8 | 1987 | return Element.recursivelyCollect(element, 'parentNode'); |
5c656a9d AD |
1988 | }, |
1989 | ||
1990 | descendants: function(element) { | |
85e836d8 | 1991 | return Element.select(element, "*"); |
4b9dfd5b AD |
1992 | }, |
1993 | ||
1994 | firstDescendant: function(element) { | |
1995 | element = $(element).firstChild; | |
1996 | while (element && element.nodeType != 1) element = element.nextSibling; | |
1997 | return $(element); | |
5c656a9d AD |
1998 | }, |
1999 | ||
2000 | immediateDescendants: function(element) { | |
2001 | if (!(element = $(element).firstChild)) return []; | |
2002 | while (element && element.nodeType != 1) element = element.nextSibling; | |
2003 | if (element) return [element].concat($(element).nextSiblings()); | |
2004 | return []; | |
2005 | }, | |
2006 | ||
2007 | previousSiblings: function(element) { | |
85e836d8 | 2008 | return Element.recursivelyCollect(element, 'previousSibling'); |
5c656a9d AD |
2009 | }, |
2010 | ||
2011 | nextSiblings: function(element) { | |
85e836d8 | 2012 | return Element.recursivelyCollect(element, 'nextSibling'); |
5c656a9d AD |
2013 | }, |
2014 | ||
2015 | siblings: function(element) { | |
14f69488 | 2016 | element = $(element); |
85e836d8 AD |
2017 | return Element.previousSiblings(element).reverse() |
2018 | .concat(Element.nextSiblings(element)); | |
5c656a9d AD |
2019 | }, |
2020 | ||
2021 | match: function(element, selector) { | |
4b9dfd5b | 2022 | if (Object.isString(selector)) |
5c656a9d AD |
2023 | selector = new Selector(selector); |
2024 | return selector.match($(element)); | |
2025 | }, | |
2026 | ||
2027 | up: function(element, expression, index) { | |
4b9dfd5b AD |
2028 | element = $(element); |
2029 | if (arguments.length == 1) return $(element.parentNode); | |
85e836d8 | 2030 | var ancestors = Element.ancestors(element); |
4b9dfd5b AD |
2031 | return Object.isNumber(expression) ? ancestors[expression] : |
2032 | Selector.findElement(ancestors, expression, index); | |
5c656a9d AD |
2033 | }, |
2034 | ||
2035 | down: function(element, expression, index) { | |
4b9dfd5b | 2036 | element = $(element); |
85e836d8 AD |
2037 | if (arguments.length == 1) return Element.firstDescendant(element); |
2038 | return Object.isNumber(expression) ? Element.descendants(element)[expression] : | |
2039 | Element.select(element, expression)[index || 0]; | |
5c656a9d AD |
2040 | }, |
2041 | ||
2042 | previous: function(element, expression, index) { | |
4b9dfd5b AD |
2043 | element = $(element); |
2044 | if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element)); | |
85e836d8 | 2045 | var previousSiblings = Element.previousSiblings(element); |
4b9dfd5b AD |
2046 | return Object.isNumber(expression) ? previousSiblings[expression] : |
2047 | Selector.findElement(previousSiblings, expression, index); | |
5c656a9d AD |
2048 | }, |
2049 | ||
2050 | next: function(element, expression, index) { | |
4b9dfd5b AD |
2051 | element = $(element); |
2052 | if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element)); | |
85e836d8 | 2053 | var nextSiblings = Element.nextSiblings(element); |
4b9dfd5b AD |
2054 | return Object.isNumber(expression) ? nextSiblings[expression] : |
2055 | Selector.findElement(nextSiblings, expression, index); | |
5c656a9d AD |
2056 | }, |
2057 | ||
85e836d8 AD |
2058 | |
2059 | select: function(element) { | |
2060 | var args = Array.prototype.slice.call(arguments, 1); | |
5c656a9d AD |
2061 | return Selector.findChildElements(element, args); |
2062 | }, | |
2063 | ||
85e836d8 AD |
2064 | adjacent: function(element) { |
2065 | var args = Array.prototype.slice.call(arguments, 1); | |
4b9dfd5b AD |
2066 | return Selector.findChildElements(element.parentNode, args).without(element); |
2067 | }, | |
2068 | ||
2069 | identify: function(element) { | |
2070 | element = $(element); | |
85e836d8 | 2071 | var id = Element.readAttribute(element, 'id'); |
4b9dfd5b | 2072 | if (id) return id; |
85e836d8 AD |
2073 | do { id = 'anonymous_element_' + Element.idCounter++ } while ($(id)); |
2074 | Element.writeAttribute(element, 'id', id); | |
4b9dfd5b | 2075 | return id; |
5c656a9d AD |
2076 | }, |
2077 | ||
2078 | readAttribute: function(element, name) { | |
2079 | element = $(element); | |
4b9dfd5b AD |
2080 | if (Prototype.Browser.IE) { |
2081 | var t = Element._attributeTranslations.read; | |
5c656a9d | 2082 | if (t.values[name]) return t.values[name](element, name); |
4b9dfd5b AD |
2083 | if (t.names[name]) name = t.names[name]; |
2084 | if (name.include(':')) { | |
2085 | return (!element.attributes || !element.attributes[name]) ? null : | |
2086 | element.attributes[name].value; | |
2087 | } | |
5c656a9d AD |
2088 | } |
2089 | return element.getAttribute(name); | |
2090 | }, | |
2091 | ||
4b9dfd5b AD |
2092 | writeAttribute: function(element, name, value) { |
2093 | element = $(element); | |
2094 | var attributes = { }, t = Element._attributeTranslations.write; | |
2095 | ||
2096 | if (typeof name == 'object') attributes = name; | |
2097 | else attributes[name] = Object.isUndefined(value) ? true : value; | |
2098 | ||
2099 | for (var attr in attributes) { | |
2100 | name = t.names[attr] || attr; | |
2101 | value = attributes[attr]; | |
2102 | if (t.values[attr]) name = t.values[attr](element, value); | |
2103 | if (value === false || value === null) | |
2104 | element.removeAttribute(name); | |
2105 | else if (value === true) | |
2106 | element.setAttribute(name, name); | |
2107 | else element.setAttribute(name, value); | |
2108 | } | |
2109 | return element; | |
2110 | }, | |
2111 | ||
5c656a9d | 2112 | getHeight: function(element) { |
85e836d8 | 2113 | return Element.getDimensions(element).height; |
5c656a9d AD |
2114 | }, |
2115 | ||
2116 | getWidth: function(element) { | |
85e836d8 | 2117 | return Element.getDimensions(element).width; |
14f69488 AD |
2118 | }, |
2119 | ||
2120 | classNames: function(element) { | |
2121 | return new Element.ClassNames(element); | |
2122 | }, | |
2123 | ||
2124 | hasClassName: function(element, className) { | |
2125 | if (!(element = $(element))) return; | |
5c656a9d | 2126 | var elementClassName = element.className; |
4b9dfd5b AD |
2127 | return (elementClassName.length > 0 && (elementClassName == className || |
2128 | new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName))); | |
14f69488 AD |
2129 | }, |
2130 | ||
2131 | addClassName: function(element, className) { | |
2132 | if (!(element = $(element))) return; | |
85e836d8 | 2133 | if (!Element.hasClassName(element, className)) |
4b9dfd5b | 2134 | element.className += (element.className ? ' ' : '') + className; |
5c656a9d | 2135 | return element; |
14f69488 AD |
2136 | }, |
2137 | ||
2138 | removeClassName: function(element, className) { | |
2139 | if (!(element = $(element))) return; | |
4b9dfd5b AD |
2140 | element.className = element.className.replace( |
2141 | new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip(); | |
5c656a9d AD |
2142 | return element; |
2143 | }, | |
2144 | ||
2145 | toggleClassName: function(element, className) { | |
2146 | if (!(element = $(element))) return; | |
85e836d8 AD |
2147 | return Element[Element.hasClassName(element, className) ? |
2148 | 'removeClassName' : 'addClassName'](element, className); | |
14f69488 AD |
2149 | }, |
2150 | ||
14f69488 AD |
2151 | cleanWhitespace: function(element) { |
2152 | element = $(element); | |
5c656a9d AD |
2153 | var node = element.firstChild; |
2154 | while (node) { | |
2155 | var nextNode = node.nextSibling; | |
14f69488 | 2156 | if (node.nodeType == 3 && !/\S/.test(node.nodeValue)) |
5c656a9d AD |
2157 | element.removeChild(node); |
2158 | node = nextNode; | |
14f69488 | 2159 | } |
5c656a9d | 2160 | return element; |
14f69488 AD |
2161 | }, |
2162 | ||
2163 | empty: function(element) { | |
4b9dfd5b | 2164 | return $(element).innerHTML.blank(); |
14f69488 AD |
2165 | }, |
2166 | ||
5c656a9d AD |
2167 | descendantOf: function(element, ancestor) { |
2168 | element = $(element), ancestor = $(ancestor); | |
4b9dfd5b AD |
2169 | |
2170 | if (element.compareDocumentPosition) | |
2171 | return (element.compareDocumentPosition(ancestor) & 8) === 8; | |
2172 | ||
85e836d8 AD |
2173 | if (ancestor.contains) |
2174 | return ancestor.contains(element) && ancestor !== element; | |
4b9dfd5b | 2175 | |
5c656a9d | 2176 | while (element = element.parentNode) |
85e836d8 AD |
2177 | if (element == ancestor) return true; |
2178 | ||
5c656a9d AD |
2179 | return false; |
2180 | }, | |
2181 | ||
14f69488 AD |
2182 | scrollTo: function(element) { |
2183 | element = $(element); | |
85e836d8 | 2184 | var pos = Element.cumulativeOffset(element); |
5c656a9d AD |
2185 | window.scrollTo(pos[0], pos[1]); |
2186 | return element; | |
14f69488 AD |
2187 | }, |
2188 | ||
2189 | getStyle: function(element, style) { | |
2190 | element = $(element); | |
4b9dfd5b | 2191 | style = style == 'float' ? 'cssFloat' : style.camelize(); |
5c656a9d | 2192 | var value = element.style[style]; |
85e836d8 | 2193 | if (!value || value == 'auto') { |
4b9dfd5b AD |
2194 | var css = document.defaultView.getComputedStyle(element, null); |
2195 | value = css ? css[style] : null; | |
14f69488 | 2196 | } |
4b9dfd5b AD |
2197 | if (style == 'opacity') return value ? parseFloat(value) : 1.0; |
2198 | return value == 'auto' ? null : value; | |
2199 | }, | |
14f69488 | 2200 | |
4b9dfd5b AD |
2201 | getOpacity: function(element) { |
2202 | return $(element).getStyle('opacity'); | |
2203 | }, | |
5c656a9d | 2204 | |
4b9dfd5b AD |
2205 | setStyle: function(element, styles) { |
2206 | element = $(element); | |
2207 | var elementStyle = element.style, match; | |
2208 | if (Object.isString(styles)) { | |
2209 | element.style.cssText += ';' + styles; | |
2210 | return styles.include('opacity') ? | |
2211 | element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element; | |
5c656a9d | 2212 | } |
4b9dfd5b AD |
2213 | for (var property in styles) |
2214 | if (property == 'opacity') element.setOpacity(styles[property]); | |
2215 | else | |
2216 | elementStyle[(property == 'float' || property == 'cssFloat') ? | |
2217 | (Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') : | |
2218 | property] = styles[property]; | |
2219 | ||
2220 | return element; | |
14f69488 AD |
2221 | }, |
2222 | ||
4b9dfd5b | 2223 | setOpacity: function(element, value) { |
14f69488 | 2224 | element = $(element); |
4b9dfd5b AD |
2225 | element.style.opacity = (value == 1 || value === '') ? '' : |
2226 | (value < 0.00001) ? 0 : value; | |
5c656a9d | 2227 | return element; |
14f69488 AD |
2228 | }, |
2229 | ||
2230 | getDimensions: function(element) { | |
2231 | element = $(element); | |
85e836d8 | 2232 | var display = Element.getStyle(element, 'display'); |
5c656a9d | 2233 | if (display != 'none' && display != null) // Safari bug |
14f69488 AD |
2234 | return {width: element.offsetWidth, height: element.offsetHeight}; |
2235 | ||
14f69488 AD |
2236 | var els = element.style; |
2237 | var originalVisibility = els.visibility; | |
2238 | var originalPosition = els.position; | |
5c656a9d | 2239 | var originalDisplay = els.display; |
14f69488 | 2240 | els.visibility = 'hidden'; |
85e836d8 AD |
2241 | if (originalPosition != 'fixed') // Switching fixed to absolute causes issues in Safari |
2242 | els.position = 'absolute'; | |
5c656a9d | 2243 | els.display = 'block'; |
14f69488 AD |
2244 | var originalWidth = element.clientWidth; |
2245 | var originalHeight = element.clientHeight; | |
5c656a9d | 2246 | els.display = originalDisplay; |
14f69488 AD |
2247 | els.position = originalPosition; |
2248 | els.visibility = originalVisibility; | |
2249 | return {width: originalWidth, height: originalHeight}; | |
2250 | }, | |
2251 | ||
2252 | makePositioned: function(element) { | |
2253 | element = $(element); | |
2254 | var pos = Element.getStyle(element, 'position'); | |
2255 | if (pos == 'static' || !pos) { | |
2256 | element._madePositioned = true; | |
2257 | element.style.position = 'relative'; | |
85e836d8 | 2258 | if (Prototype.Browser.Opera) { |
14f69488 AD |
2259 | element.style.top = 0; |
2260 | element.style.left = 0; | |
2261 | } | |
2262 | } | |
5c656a9d | 2263 | return element; |
14f69488 AD |
2264 | }, |
2265 | ||
2266 | undoPositioned: function(element) { | |
2267 | element = $(element); | |
2268 | if (element._madePositioned) { | |
2269 | element._madePositioned = undefined; | |
2270 | element.style.position = | |
2271 | element.style.top = | |
2272 | element.style.left = | |
2273 | element.style.bottom = | |
2274 | element.style.right = ''; | |
2275 | } | |
5c656a9d | 2276 | return element; |
14f69488 AD |
2277 | }, |
2278 | ||
2279 | makeClipping: function(element) { | |
2280 | element = $(element); | |
5c656a9d | 2281 | if (element._overflow) return element; |
4b9dfd5b AD |
2282 | element._overflow = Element.getStyle(element, 'overflow') || 'auto'; |
2283 | if (element._overflow !== 'hidden') | |
14f69488 | 2284 | element.style.overflow = 'hidden'; |
5c656a9d | 2285 | return element; |
14f69488 AD |
2286 | }, |
2287 | ||
2288 | undoClipping: function(element) { | |
2289 | element = $(element); | |
5c656a9d AD |
2290 | if (!element._overflow) return element; |
2291 | element.style.overflow = element._overflow == 'auto' ? '' : element._overflow; | |
2292 | element._overflow = null; | |
2293 | return element; | |
5c656a9d AD |
2294 | }, |
2295 | ||
4b9dfd5b AD |
2296 | cumulativeOffset: function(element) { |
2297 | var valueT = 0, valueL = 0; | |
2298 | do { | |
2299 | valueT += element.offsetTop || 0; | |
2300 | valueL += element.offsetLeft || 0; | |
2301 | element = element.offsetParent; | |
2302 | } while (element); | |
2303 | return Element._returnOffset(valueL, valueT); | |
5c656a9d AD |
2304 | }, |
2305 | ||
4b9dfd5b AD |
2306 | positionedOffset: function(element) { |
2307 | var valueT = 0, valueL = 0; | |
2308 | do { | |
2309 | valueT += element.offsetTop || 0; | |
2310 | valueL += element.offsetLeft || 0; | |
2311 | element = element.offsetParent; | |
2312 | if (element) { | |
85e836d8 | 2313 | if (element.tagName.toUpperCase() == 'BODY') break; |
4b9dfd5b | 2314 | var p = Element.getStyle(element, 'position'); |
85e836d8 | 2315 | if (p !== 'static') break; |
4b9dfd5b AD |
2316 | } |
2317 | } while (element); | |
2318 | return Element._returnOffset(valueL, valueT); | |
5c656a9d AD |
2319 | }, |
2320 | ||
4b9dfd5b | 2321 | absolutize: function(element) { |
5c656a9d | 2322 | element = $(element); |
85e836d8 | 2323 | if (Element.getStyle(element, 'position') == 'absolute') return element; |
5c656a9d | 2324 | |
85e836d8 | 2325 | var offsets = Element.positionedOffset(element); |
4b9dfd5b AD |
2326 | var top = offsets[1]; |
2327 | var left = offsets[0]; | |
2328 | var width = element.clientWidth; | |
2329 | var height = element.clientHeight; | |
5c656a9d | 2330 | |
4b9dfd5b AD |
2331 | element._originalLeft = left - parseFloat(element.style.left || 0); |
2332 | element._originalTop = top - parseFloat(element.style.top || 0); | |
2333 | element._originalWidth = element.style.width; | |
2334 | element._originalHeight = element.style.height; | |
14f69488 | 2335 | |
4b9dfd5b AD |
2336 | element.style.position = 'absolute'; |
2337 | element.style.top = top + 'px'; | |
2338 | element.style.left = left + 'px'; | |
2339 | element.style.width = width + 'px'; | |
2340 | element.style.height = height + 'px'; | |
2341 | return element; | |
2342 | }, | |
14f69488 | 2343 | |
4b9dfd5b AD |
2344 | relativize: function(element) { |
2345 | element = $(element); | |
85e836d8 | 2346 | if (Element.getStyle(element, 'position') == 'relative') return element; |
14f69488 | 2347 | |
4b9dfd5b AD |
2348 | element.style.position = 'relative'; |
2349 | var top = parseFloat(element.style.top || 0) - (element._originalTop || 0); | |
2350 | var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0); | |
14f69488 | 2351 | |
4b9dfd5b AD |
2352 | element.style.top = top + 'px'; |
2353 | element.style.left = left + 'px'; | |
2354 | element.style.height = element._originalHeight; | |
2355 | element.style.width = element._originalWidth; | |
2356 | return element; | |
2357 | }, | |
14f69488 | 2358 | |
4b9dfd5b AD |
2359 | cumulativeScrollOffset: function(element) { |
2360 | var valueT = 0, valueL = 0; | |
2361 | do { | |
2362 | valueT += element.scrollTop || 0; | |
2363 | valueL += element.scrollLeft || 0; | |
2364 | element = element.parentNode; | |
2365 | } while (element); | |
2366 | return Element._returnOffset(valueL, valueT); | |
14f69488 AD |
2367 | }, |
2368 | ||
4b9dfd5b AD |
2369 | getOffsetParent: function(element) { |
2370 | if (element.offsetParent) return $(element.offsetParent); | |
2371 | if (element == document.body) return $(element); | |
14f69488 | 2372 | |
4b9dfd5b AD |
2373 | while ((element = element.parentNode) && element != document.body) |
2374 | if (Element.getStyle(element, 'position') != 'static') | |
2375 | return $(element); | |
14f69488 | 2376 | |
4b9dfd5b | 2377 | return $(document.body); |
14f69488 AD |
2378 | }, |
2379 | ||
4b9dfd5b AD |
2380 | viewportOffset: function(forElement) { |
2381 | var valueT = 0, valueL = 0; | |
14f69488 | 2382 | |
4b9dfd5b AD |
2383 | var element = forElement; |
2384 | do { | |
2385 | valueT += element.offsetTop || 0; | |
2386 | valueL += element.offsetLeft || 0; | |
14f69488 | 2387 | |
4b9dfd5b AD |
2388 | if (element.offsetParent == document.body && |
2389 | Element.getStyle(element, 'position') == 'absolute') break; | |
14f69488 | 2390 | |
4b9dfd5b | 2391 | } while (element = element.offsetParent); |
14f69488 | 2392 | |
4b9dfd5b AD |
2393 | element = forElement; |
2394 | do { | |
85e836d8 | 2395 | if (!Prototype.Browser.Opera || (element.tagName && (element.tagName.toUpperCase() == 'BODY'))) { |
4b9dfd5b AD |
2396 | valueT -= element.scrollTop || 0; |
2397 | valueL -= element.scrollLeft || 0; | |
2398 | } | |
2399 | } while (element = element.parentNode); | |
14f69488 | 2400 | |
4b9dfd5b | 2401 | return Element._returnOffset(valueL, valueT); |
14f69488 AD |
2402 | }, |
2403 | ||
4b9dfd5b AD |
2404 | clonePosition: function(element, source) { |
2405 | var options = Object.extend({ | |
2406 | setLeft: true, | |
2407 | setTop: true, | |
2408 | setWidth: true, | |
2409 | setHeight: true, | |
2410 | offsetTop: 0, | |
2411 | offsetLeft: 0 | |
2412 | }, arguments[2] || { }); | |
2413 | ||
4b9dfd5b | 2414 | source = $(source); |
85e836d8 | 2415 | var p = Element.viewportOffset(source); |
4b9dfd5b | 2416 | |
4b9dfd5b AD |
2417 | element = $(element); |
2418 | var delta = [0, 0]; | |
2419 | var parent = null; | |
4b9dfd5b | 2420 | if (Element.getStyle(element, 'position') == 'absolute') { |
85e836d8 AD |
2421 | parent = Element.getOffsetParent(element); |
2422 | delta = Element.viewportOffset(parent); | |
4b9dfd5b AD |
2423 | } |
2424 | ||
4b9dfd5b AD |
2425 | if (parent == document.body) { |
2426 | delta[0] -= document.body.offsetLeft; | |
2427 | delta[1] -= document.body.offsetTop; | |
2428 | } | |
2429 | ||
4b9dfd5b AD |
2430 | if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; |
2431 | if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; | |
2432 | if (options.setWidth) element.style.width = source.offsetWidth + 'px'; | |
2433 | if (options.setHeight) element.style.height = source.offsetHeight + 'px'; | |
2434 | return element; | |
2435 | } | |
2436 | }; | |
2437 | ||
4b9dfd5b AD |
2438 | Object.extend(Element.Methods, { |
2439 | getElementsBySelector: Element.Methods.select, | |
85e836d8 | 2440 | |
4b9dfd5b | 2441 | childElements: Element.Methods.immediateDescendants |
14f69488 AD |
2442 | }); |
2443 | ||
4b9dfd5b AD |
2444 | Element._attributeTranslations = { |
2445 | write: { | |
2446 | names: { | |
2447 | className: 'class', | |
2448 | htmlFor: 'for' | |
2449 | }, | |
2450 | values: { } | |
2451 | } | |
2452 | }; | |
14f69488 | 2453 | |
4b9dfd5b AD |
2454 | if (Prototype.Browser.Opera) { |
2455 | Element.Methods.getStyle = Element.Methods.getStyle.wrap( | |
2456 | function(proceed, element, style) { | |
2457 | switch (style) { | |
2458 | case 'left': case 'top': case 'right': case 'bottom': | |
2459 | if (proceed(element, 'position') === 'static') return null; | |
2460 | case 'height': case 'width': | |
4b9dfd5b AD |
2461 | if (!Element.visible(element)) return null; |
2462 | ||
4b9dfd5b AD |
2463 | var dim = parseInt(proceed(element, style), 10); |
2464 | ||
2465 | if (dim !== element['offset' + style.capitalize()]) | |
2466 | return dim + 'px'; | |
2467 | ||
2468 | var properties; | |
2469 | if (style === 'height') { | |
2470 | properties = ['border-top-width', 'padding-top', | |
2471 | 'padding-bottom', 'border-bottom-width']; | |
2472 | } | |
2473 | else { | |
2474 | properties = ['border-left-width', 'padding-left', | |
2475 | 'padding-right', 'border-right-width']; | |
2476 | } | |
2477 | return properties.inject(dim, function(memo, property) { | |
2478 | var val = proceed(element, property); | |
2479 | return val === null ? memo : memo - parseInt(val, 10); | |
2480 | }) + 'px'; | |
2481 | default: return proceed(element, style); | |
2482 | } | |
2483 | } | |
2484 | ); | |
14f69488 | 2485 | |
4b9dfd5b AD |
2486 | Element.Methods.readAttribute = Element.Methods.readAttribute.wrap( |
2487 | function(proceed, element, attribute) { | |
2488 | if (attribute === 'title') return element.title; | |
2489 | return proceed(element, attribute); | |
2490 | } | |
2491 | ); | |
2492 | } | |
2493 | ||
2494 | else if (Prototype.Browser.IE) { | |
85e836d8 AD |
2495 | Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap( |
2496 | function(proceed, element) { | |
2497 | element = $(element); | |
2498 | try { element.offsetParent } | |
2499 | catch(e) { return $(document.body) } | |
2500 | var position = element.getStyle('position'); | |
2501 | if (position !== 'static') return proceed(element); | |
2502 | element.setStyle({ position: 'relative' }); | |
2503 | var value = proceed(element); | |
2504 | element.setStyle({ position: position }); | |
2505 | return value; | |
2506 | } | |
2507 | ); | |
2508 | ||
2509 | $w('positionedOffset viewportOffset').each(function(method) { | |
4b9dfd5b AD |
2510 | Element.Methods[method] = Element.Methods[method].wrap( |
2511 | function(proceed, element) { | |
2512 | element = $(element); | |
85e836d8 AD |
2513 | try { element.offsetParent } |
2514 | catch(e) { return Element._returnOffset(0,0) } | |
4b9dfd5b | 2515 | var position = element.getStyle('position'); |
85e836d8 AD |
2516 | if (position !== 'static') return proceed(element); |
2517 | var offsetParent = element.getOffsetParent(); | |
2518 | if (offsetParent && offsetParent.getStyle('position') === 'fixed') | |
2519 | offsetParent.setStyle({ zoom: 1 }); | |
4b9dfd5b AD |
2520 | element.setStyle({ position: 'relative' }); |
2521 | var value = proceed(element); | |
2522 | element.setStyle({ position: position }); | |
2523 | return value; | |
2524 | } | |
2525 | ); | |
2526 | }); | |
2527 | ||
85e836d8 AD |
2528 | Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap( |
2529 | function(proceed, element) { | |
2530 | try { element.offsetParent } | |
2531 | catch(e) { return Element._returnOffset(0,0) } | |
2532 | return proceed(element); | |
2533 | } | |
2534 | ); | |
2535 | ||
4b9dfd5b AD |
2536 | Element.Methods.getStyle = function(element, style) { |
2537 | element = $(element); | |
2538 | style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize(); | |
2539 | var value = element.style[style]; | |
2540 | if (!value && element.currentStyle) value = element.currentStyle[style]; | |
2541 | ||
2542 | if (style == 'opacity') { | |
2543 | if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/)) | |
2544 | if (value[1]) return parseFloat(value[1]) / 100; | |
2545 | return 1.0; | |
2546 | } | |
2547 | ||
2548 | if (value == 'auto') { | |
2549 | if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none')) | |
2550 | return element['offset' + style.capitalize()] + 'px'; | |
2551 | return null; | |
2552 | } | |
2553 | return value; | |
2554 | }; | |
2555 | ||
2556 | Element.Methods.setOpacity = function(element, value) { | |
2557 | function stripAlpha(filter){ | |
2558 | return filter.replace(/alpha\([^\)]*\)/gi,''); | |
2559 | } | |
2560 | element = $(element); | |
2561 | var currentStyle = element.currentStyle; | |
2562 | if ((currentStyle && !currentStyle.hasLayout) || | |
2563 | (!currentStyle && element.style.zoom == 'normal')) | |
2564 | element.style.zoom = 1; | |
2565 | ||
2566 | var filter = element.getStyle('filter'), style = element.style; | |
2567 | if (value == 1 || value === '') { | |
2568 | (filter = stripAlpha(filter)) ? | |
2569 | style.filter = filter : style.removeAttribute('filter'); | |
2570 | return element; | |
2571 | } else if (value < 0.00001) value = 0; | |
2572 | style.filter = stripAlpha(filter) + | |
2573 | 'alpha(opacity=' + (value * 100) + ')'; | |
2574 | return element; | |
2575 | }; | |
2576 | ||
85e836d8 AD |
2577 | Element._attributeTranslations = (function(){ |
2578 | ||
2579 | var classProp = 'className'; | |
2580 | var forProp = 'for'; | |
2581 | ||
2582 | var el = document.createElement('div'); | |
2583 | ||
2584 | el.setAttribute(classProp, 'x'); | |
2585 | ||
2586 | if (el.className !== 'x') { | |
2587 | el.setAttribute('class', 'x'); | |
2588 | if (el.className === 'x') { | |
2589 | classProp = 'class'; | |
2590 | } | |
2591 | } | |
2592 | el = null; | |
2593 | ||
2594 | el = document.createElement('label'); | |
2595 | el.setAttribute(forProp, 'x'); | |
2596 | if (el.htmlFor !== 'x') { | |
2597 | el.setAttribute('htmlFor', 'x'); | |
2598 | if (el.htmlFor === 'x') { | |
2599 | forProp = 'htmlFor'; | |
2600 | } | |
2601 | } | |
2602 | el = null; | |
2603 | ||
2604 | return { | |
2605 | read: { | |
2606 | names: { | |
2607 | 'class': classProp, | |
2608 | 'className': classProp, | |
2609 | 'for': forProp, | |
2610 | 'htmlFor': forProp | |
4b9dfd5b | 2611 | }, |
85e836d8 AD |
2612 | values: { |
2613 | _getAttr: function(element, attribute) { | |
2614 | return element.getAttribute(attribute); | |
2615 | }, | |
2616 | _getAttr2: function(element, attribute) { | |
2617 | return element.getAttribute(attribute, 2); | |
2618 | }, | |
2619 | _getAttrNode: function(element, attribute) { | |
2620 | var node = element.getAttributeNode(attribute); | |
2621 | return node ? node.value : ""; | |
2622 | }, | |
2623 | _getEv: (function(){ | |
2624 | ||
2625 | var el = document.createElement('div'); | |
2626 | el.onclick = Prototype.emptyFunction; | |
2627 | var value = el.getAttribute('onclick'); | |
2628 | var f; | |
2629 | ||
2630 | if (String(value).indexOf('{') > -1) { | |
2631 | f = function(element, attribute) { | |
2632 | attribute = element.getAttribute(attribute); | |
2633 | if (!attribute) return null; | |
2634 | attribute = attribute.toString(); | |
2635 | attribute = attribute.split('{')[1]; | |
2636 | attribute = attribute.split('}')[0]; | |
2637 | return attribute.strip(); | |
2638 | }; | |
2639 | } | |
2640 | else if (value === '') { | |
2641 | f = function(element, attribute) { | |
2642 | attribute = element.getAttribute(attribute); | |
2643 | if (!attribute) return null; | |
2644 | return attribute.strip(); | |
2645 | }; | |
2646 | } | |
2647 | el = null; | |
2648 | return f; | |
2649 | })(), | |
2650 | _flag: function(element, attribute) { | |
2651 | return $(element).hasAttribute(attribute) ? attribute : null; | |
2652 | }, | |
2653 | style: function(element) { | |
2654 | return element.style.cssText.toLowerCase(); | |
2655 | }, | |
2656 | title: function(element) { | |
2657 | return element.title; | |
2658 | } | |
4b9dfd5b AD |
2659 | } |
2660 | } | |
2661 | } | |
85e836d8 | 2662 | })(); |
4b9dfd5b AD |
2663 | |
2664 | Element._attributeTranslations.write = { | |
85e836d8 AD |
2665 | names: Object.extend({ |
2666 | cellpadding: 'cellPadding', | |
2667 | cellspacing: 'cellSpacing' | |
2668 | }, Element._attributeTranslations.read.names), | |
4b9dfd5b AD |
2669 | values: { |
2670 | checked: function(element, value) { | |
2671 | element.checked = !!value; | |
2672 | }, | |
2673 | ||
2674 | style: function(element, value) { | |
2675 | element.style.cssText = value ? value : ''; | |
2676 | } | |
2677 | } | |
2678 | }; | |
2679 | ||
2680 | Element._attributeTranslations.has = {}; | |
2681 | ||
2682 | $w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' + | |
85e836d8 | 2683 | 'encType maxLength readOnly longDesc frameBorder').each(function(attr) { |
4b9dfd5b AD |
2684 | Element._attributeTranslations.write.names[attr.toLowerCase()] = attr; |
2685 | Element._attributeTranslations.has[attr.toLowerCase()] = attr; | |
2686 | }); | |
2687 | ||
2688 | (function(v) { | |
2689 | Object.extend(v, { | |
85e836d8 AD |
2690 | href: v._getAttr2, |
2691 | src: v._getAttr2, | |
4b9dfd5b AD |
2692 | type: v._getAttr, |
2693 | action: v._getAttrNode, | |
2694 | disabled: v._flag, | |
2695 | checked: v._flag, | |
2696 | readonly: v._flag, | |
2697 | multiple: v._flag, | |
2698 | onload: v._getEv, | |
2699 | onunload: v._getEv, | |
2700 | onclick: v._getEv, | |
2701 | ondblclick: v._getEv, | |
2702 | onmousedown: v._getEv, | |
2703 | onmouseup: v._getEv, | |
2704 | onmouseover: v._getEv, | |
2705 | onmousemove: v._getEv, | |
2706 | onmouseout: v._getEv, | |
2707 | onfocus: v._getEv, | |
2708 | onblur: v._getEv, | |
2709 | onkeypress: v._getEv, | |
2710 | onkeydown: v._getEv, | |
2711 | onkeyup: v._getEv, | |
2712 | onsubmit: v._getEv, | |
2713 | onreset: v._getEv, | |
2714 | onselect: v._getEv, | |
2715 | onchange: v._getEv | |
2716 | }); | |
2717 | })(Element._attributeTranslations.read.values); | |
85e836d8 AD |
2718 | |
2719 | if (Prototype.BrowserFeatures.ElementExtensions) { | |
2720 | (function() { | |
2721 | function _descendants(element) { | |
2722 | var nodes = element.getElementsByTagName('*'), results = []; | |
2723 | for (var i = 0, node; node = nodes[i]; i++) | |
2724 | if (node.tagName !== "!") // Filter out comment nodes. | |
2725 | results.push(node); | |
2726 | return results; | |
2727 | } | |
2728 | ||
2729 | Element.Methods.down = function(element, expression, index) { | |
2730 | element = $(element); | |
2731 | if (arguments.length == 1) return element.firstDescendant(); | |
2732 | return Object.isNumber(expression) ? _descendants(element)[expression] : | |
2733 | Element.select(element, expression)[index || 0]; | |
2734 | } | |
2735 | })(); | |
2736 | } | |
2737 | ||
4b9dfd5b AD |
2738 | } |
2739 | ||
2740 | else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) { | |
2741 | Element.Methods.setOpacity = function(element, value) { | |
2742 | element = $(element); | |
2743 | element.style.opacity = (value == 1) ? 0.999999 : | |
2744 | (value === '') ? '' : (value < 0.00001) ? 0 : value; | |
2745 | return element; | |
2746 | }; | |
2747 | } | |
2748 | ||
2749 | else if (Prototype.Browser.WebKit) { | |
2750 | Element.Methods.setOpacity = function(element, value) { | |
2751 | element = $(element); | |
2752 | element.style.opacity = (value == 1 || value === '') ? '' : | |
2753 | (value < 0.00001) ? 0 : value; | |
2754 | ||
2755 | if (value == 1) | |
85e836d8 | 2756 | if(element.tagName.toUpperCase() == 'IMG' && element.width) { |
4b9dfd5b AD |
2757 | element.width++; element.width--; |
2758 | } else try { | |
2759 | var n = document.createTextNode(' '); | |
2760 | element.appendChild(n); | |
2761 | element.removeChild(n); | |
2762 | } catch (e) { } | |
2763 | ||
2764 | return element; | |
2765 | }; | |
2766 | ||
4b9dfd5b AD |
2767 | Element.Methods.cumulativeOffset = function(element) { |
2768 | var valueT = 0, valueL = 0; | |
2769 | do { | |
2770 | valueT += element.offsetTop || 0; | |
2771 | valueL += element.offsetLeft || 0; | |
2772 | if (element.offsetParent == document.body) | |
2773 | if (Element.getStyle(element, 'position') == 'absolute') break; | |
2774 | ||
2775 | element = element.offsetParent; | |
2776 | } while (element); | |
2777 | ||
2778 | return Element._returnOffset(valueL, valueT); | |
2779 | }; | |
2780 | } | |
2781 | ||
85e836d8 | 2782 | if ('outerHTML' in document.documentElement) { |
4b9dfd5b AD |
2783 | Element.Methods.replace = function(element, content) { |
2784 | element = $(element); | |
2785 | ||
2786 | if (content && content.toElement) content = content.toElement(); | |
2787 | if (Object.isElement(content)) { | |
2788 | element.parentNode.replaceChild(content, element); | |
2789 | return element; | |
2790 | } | |
2791 | ||
2792 | content = Object.toHTML(content); | |
2793 | var parent = element.parentNode, tagName = parent.tagName.toUpperCase(); | |
2794 | ||
2795 | if (Element._insertionTranslations.tags[tagName]) { | |
2796 | var nextSibling = element.next(); | |
2797 | var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); | |
2798 | parent.removeChild(element); | |
2799 | if (nextSibling) | |
2800 | fragments.each(function(node) { parent.insertBefore(node, nextSibling) }); | |
2801 | else | |
2802 | fragments.each(function(node) { parent.appendChild(node) }); | |
2803 | } | |
2804 | else element.outerHTML = content.stripScripts(); | |
2805 | ||
2806 | content.evalScripts.bind(content).defer(); | |
2807 | return element; | |
2808 | }; | |
2809 | } | |
2810 | ||
2811 | Element._returnOffset = function(l, t) { | |
2812 | var result = [l, t]; | |
2813 | result.left = l; | |
2814 | result.top = t; | |
2815 | return result; | |
2816 | }; | |
2817 | ||
2818 | Element._getContentFromAnonymousElement = function(tagName, html) { | |
2819 | var div = new Element('div'), t = Element._insertionTranslations.tags[tagName]; | |
2820 | if (t) { | |
2821 | div.innerHTML = t[0] + html + t[1]; | |
2822 | t[2].times(function() { div = div.firstChild }); | |
2823 | } else div.innerHTML = html; | |
2824 | return $A(div.childNodes); | |
2825 | }; | |
2826 | ||
2827 | Element._insertionTranslations = { | |
2828 | before: function(element, node) { | |
2829 | element.parentNode.insertBefore(node, element); | |
2830 | }, | |
2831 | top: function(element, node) { | |
2832 | element.insertBefore(node, element.firstChild); | |
2833 | }, | |
2834 | bottom: function(element, node) { | |
2835 | element.appendChild(node); | |
14f69488 | 2836 | }, |
4b9dfd5b AD |
2837 | after: function(element, node) { |
2838 | element.parentNode.insertBefore(node, element.nextSibling); | |
2839 | }, | |
2840 | tags: { | |
2841 | TABLE: ['<table>', '</table>', 1], | |
2842 | TBODY: ['<table><tbody>', '</tbody></table>', 2], | |
2843 | TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3], | |
2844 | TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4], | |
2845 | SELECT: ['<select>', '</select>', 1] | |
2846 | } | |
2847 | }; | |
14f69488 | 2848 | |
4b9dfd5b | 2849 | (function() { |
85e836d8 AD |
2850 | var tags = Element._insertionTranslations.tags; |
2851 | Object.extend(tags, { | |
2852 | THEAD: tags.TBODY, | |
2853 | TFOOT: tags.TBODY, | |
2854 | TH: tags.TD | |
4b9dfd5b | 2855 | }); |
85e836d8 | 2856 | })(); |
4b9dfd5b AD |
2857 | |
2858 | Element.Methods.Simulated = { | |
2859 | hasAttribute: function(element, attribute) { | |
2860 | attribute = Element._attributeTranslations.has[attribute] || attribute; | |
2861 | var node = $(element).getAttributeNode(attribute); | |
85e836d8 | 2862 | return !!(node && node.specified); |
4b9dfd5b AD |
2863 | } |
2864 | }; | |
2865 | ||
2866 | Element.Methods.ByTag = { }; | |
2867 | ||
2868 | Object.extend(Element, Element.Methods); | |
2869 | ||
85e836d8 AD |
2870 | (function(div) { |
2871 | ||
2872 | if (!Prototype.BrowserFeatures.ElementExtensions && div['__proto__']) { | |
2873 | window.HTMLElement = { }; | |
2874 | window.HTMLElement.prototype = div['__proto__']; | |
2875 | Prototype.BrowserFeatures.ElementExtensions = true; | |
2876 | } | |
2877 | ||
2878 | div = null; | |
2879 | ||
2880 | })(document.createElement('div')) | |
4b9dfd5b AD |
2881 | |
2882 | Element.extend = (function() { | |
85e836d8 AD |
2883 | |
2884 | function checkDeficiency(tagName) { | |
2885 | if (typeof window.Element != 'undefined') { | |
2886 | var proto = window.Element.prototype; | |
2887 | if (proto) { | |
2888 | var id = '_' + (Math.random()+'').slice(2); | |
2889 | var el = document.createElement(tagName); | |
2890 | proto[id] = 'x'; | |
2891 | var isBuggy = (el[id] !== 'x'); | |
2892 | delete proto[id]; | |
2893 | el = null; | |
2894 | return isBuggy; | |
2895 | } | |
2896 | } | |
2897 | return false; | |
2898 | } | |
2899 | ||
2900 | function extendElementWith(element, methods) { | |
2901 | for (var property in methods) { | |
2902 | var value = methods[property]; | |
2903 | if (Object.isFunction(value) && !(property in element)) | |
2904 | element[property] = value.methodize(); | |
2905 | } | |
2906 | } | |
2907 | ||
2908 | var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY = checkDeficiency('object'); | |
2909 | ||
2910 | if (Prototype.BrowserFeatures.SpecificElementExtensions) { | |
2911 | if (HTMLOBJECTELEMENT_PROTOTYPE_BUGGY) { | |
2912 | return function(element) { | |
2913 | if (element && typeof element._extendedByPrototype == 'undefined') { | |
2914 | var t = element.tagName; | |
2915 | if (t && (/^(?:object|applet|embed)$/i.test(t))) { | |
2916 | extendElementWith(element, Element.Methods); | |
2917 | extendElementWith(element, Element.Methods.Simulated); | |
2918 | extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]); | |
2919 | } | |
2920 | } | |
2921 | return element; | |
2922 | } | |
2923 | } | |
4b9dfd5b | 2924 | return Prototype.K; |
85e836d8 | 2925 | } |
4b9dfd5b AD |
2926 | |
2927 | var Methods = { }, ByTag = Element.Methods.ByTag; | |
2928 | ||
2929 | var extend = Object.extend(function(element) { | |
85e836d8 | 2930 | if (!element || typeof element._extendedByPrototype != 'undefined' || |
4b9dfd5b AD |
2931 | element.nodeType != 1 || element == window) return element; |
2932 | ||
2933 | var methods = Object.clone(Methods), | |
85e836d8 | 2934 | tagName = element.tagName.toUpperCase(); |
4b9dfd5b | 2935 | |
4b9dfd5b AD |
2936 | if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]); |
2937 | ||
85e836d8 | 2938 | extendElementWith(element, methods); |
4b9dfd5b AD |
2939 | |
2940 | element._extendedByPrototype = Prototype.emptyFunction; | |
2941 | return element; | |
2942 | ||
2943 | }, { | |
2944 | refresh: function() { | |
4b9dfd5b AD |
2945 | if (!Prototype.BrowserFeatures.ElementExtensions) { |
2946 | Object.extend(Methods, Element.Methods); | |
2947 | Object.extend(Methods, Element.Methods.Simulated); | |
2948 | } | |
2949 | } | |
2950 | }); | |
2951 | ||
2952 | extend.refresh(); | |
2953 | return extend; | |
2954 | })(); | |
2955 | ||
2956 | Element.hasAttribute = function(element, attribute) { | |
2957 | if (element.hasAttribute) return element.hasAttribute(attribute); | |
2958 | return Element.Methods.Simulated.hasAttribute(element, attribute); | |
2959 | }; | |
2960 | ||
2961 | Element.addMethods = function(methods) { | |
2962 | var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag; | |
2963 | ||
2964 | if (!methods) { | |
2965 | Object.extend(Form, Form.Methods); | |
2966 | Object.extend(Form.Element, Form.Element.Methods); | |
2967 | Object.extend(Element.Methods.ByTag, { | |
2968 | "FORM": Object.clone(Form.Methods), | |
2969 | "INPUT": Object.clone(Form.Element.Methods), | |
2970 | "SELECT": Object.clone(Form.Element.Methods), | |
2971 | "TEXTAREA": Object.clone(Form.Element.Methods) | |
2972 | }); | |
2973 | } | |
2974 | ||
2975 | if (arguments.length == 2) { | |
2976 | var tagName = methods; | |
2977 | methods = arguments[1]; | |
2978 | } | |
2979 | ||
2980 | if (!tagName) Object.extend(Element.Methods, methods || { }); | |
2981 | else { | |
2982 | if (Object.isArray(tagName)) tagName.each(extend); | |
2983 | else extend(tagName); | |
2984 | } | |
2985 | ||
2986 | function extend(tagName) { | |
2987 | tagName = tagName.toUpperCase(); | |
2988 | if (!Element.Methods.ByTag[tagName]) | |
2989 | Element.Methods.ByTag[tagName] = { }; | |
2990 | Object.extend(Element.Methods.ByTag[tagName], methods); | |
2991 | } | |
2992 | ||
2993 | function copy(methods, destination, onlyIfAbsent) { | |
2994 | onlyIfAbsent = onlyIfAbsent || false; | |
2995 | for (var property in methods) { | |
2996 | var value = methods[property]; | |
2997 | if (!Object.isFunction(value)) continue; | |
2998 | if (!onlyIfAbsent || !(property in destination)) | |
2999 | destination[property] = value.methodize(); | |
3000 | } | |
3001 | } | |
3002 | ||
3003 | function findDOMClass(tagName) { | |
3004 | var klass; | |
3005 | var trans = { | |
3006 | "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph", | |
3007 | "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList", | |
3008 | "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading", | |
3009 | "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote", | |
3010 | "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION": | |
3011 | "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD": | |
3012 | "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR": | |
3013 | "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET": | |
3014 | "FrameSet", "IFRAME": "IFrame" | |
3015 | }; | |
3016 | if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element'; | |
3017 | if (window[klass]) return window[klass]; | |
3018 | klass = 'HTML' + tagName + 'Element'; | |
3019 | if (window[klass]) return window[klass]; | |
3020 | klass = 'HTML' + tagName.capitalize() + 'Element'; | |
3021 | if (window[klass]) return window[klass]; | |
3022 | ||
85e836d8 AD |
3023 | var element = document.createElement(tagName); |
3024 | var proto = element['__proto__'] || element.constructor.prototype; | |
3025 | element = null; | |
3026 | return proto; | |
4b9dfd5b AD |
3027 | } |
3028 | ||
85e836d8 AD |
3029 | var elementPrototype = window.HTMLElement ? HTMLElement.prototype : |
3030 | Element.prototype; | |
3031 | ||
4b9dfd5b | 3032 | if (F.ElementExtensions) { |
85e836d8 AD |
3033 | copy(Element.Methods, elementPrototype); |
3034 | copy(Element.Methods.Simulated, elementPrototype, true); | |
4b9dfd5b AD |
3035 | } |
3036 | ||
3037 | if (F.SpecificElementExtensions) { | |
3038 | for (var tag in Element.Methods.ByTag) { | |
3039 | var klass = findDOMClass(tag); | |
3040 | if (Object.isUndefined(klass)) continue; | |
3041 | copy(T[tag], klass.prototype); | |
3042 | } | |
3043 | } | |
3044 | ||
85e836d8 AD |
3045 | Object.extend(Element, Element.Methods); |
3046 | delete Element.ByTag; | |
3047 | ||
3048 | if (Element.extend.refresh) Element.extend.refresh(); | |
3049 | Element.cache = { }; | |
3050 | }; | |
3051 | ||
3052 | ||
3053 | document.viewport = { | |
3054 | ||
3055 | getDimensions: function() { | |
3056 | return { width: this.getWidth(), height: this.getHeight() }; | |
3057 | }, | |
3058 | ||
3059 | getScrollOffsets: function() { | |
3060 | return Element._returnOffset( | |
3061 | window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft, | |
3062 | window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop); | |
3063 | } | |
3064 | }; | |
3065 | ||
3066 | (function(viewport) { | |
3067 | var B = Prototype.Browser, doc = document, element, property = {}; | |
3068 | ||
3069 | function getRootElement() { | |
3070 | if (B.WebKit && !doc.evaluate) | |
3071 | return document; | |
3072 | ||
3073 | if (B.Opera && window.parseFloat(window.opera.version()) < 9.5) | |
3074 | return document.body; | |
3075 | ||
3076 | return document.documentElement; | |
3077 | } | |
3078 | ||
3079 | function define(D) { | |
3080 | if (!element) element = getRootElement(); | |
3081 | ||
3082 | property[D] = 'client' + D; | |
3083 | ||
3084 | viewport['get' + D] = function() { return element[property[D]] }; | |
3085 | return viewport['get' + D](); | |
3086 | } | |
3087 | ||
3088 | viewport.getWidth = define.curry('Width'); | |
4b9dfd5b | 3089 | |
85e836d8 AD |
3090 | viewport.getHeight = define.curry('Height'); |
3091 | })(document.viewport); | |
3092 | ||
3093 | ||
3094 | Element.Storage = { | |
3095 | UID: 1 | |
4b9dfd5b AD |
3096 | }; |
3097 | ||
85e836d8 AD |
3098 | Element.addMethods({ |
3099 | getStorage: function(element) { | |
3100 | if (!(element = $(element))) return; | |
3101 | ||
3102 | var uid; | |
3103 | if (element === window) { | |
3104 | uid = 0; | |
3105 | } else { | |
3106 | if (typeof element._prototypeUID === "undefined") | |
3107 | element._prototypeUID = [Element.Storage.UID++]; | |
3108 | uid = element._prototypeUID[0]; | |
3109 | } | |
3110 | ||
3111 | if (!Element.Storage[uid]) | |
3112 | Element.Storage[uid] = $H(); | |
3113 | ||
3114 | return Element.Storage[uid]; | |
14f69488 AD |
3115 | }, |
3116 | ||
85e836d8 AD |
3117 | store: function(element, key, value) { |
3118 | if (!(element = $(element))) return; | |
3119 | ||
3120 | if (arguments.length === 2) { | |
3121 | Element.getStorage(element).update(key); | |
3122 | } else { | |
3123 | Element.getStorage(element).set(key, value); | |
3124 | } | |
3125 | ||
3126 | return element; | |
14f69488 AD |
3127 | }, |
3128 | ||
85e836d8 AD |
3129 | retrieve: function(element, key, defaultValue) { |
3130 | if (!(element = $(element))) return; | |
3131 | var hash = Element.getStorage(element), value = hash.get(key); | |
3132 | ||
3133 | if (Object.isUndefined(value)) { | |
3134 | hash.set(key, defaultValue); | |
3135 | value = defaultValue; | |
3136 | } | |
3137 | ||
3138 | return value; | |
14f69488 AD |
3139 | }, |
3140 | ||
85e836d8 AD |
3141 | clone: function(element, deep) { |
3142 | if (!(element = $(element))) return; | |
3143 | var clone = element.cloneNode(deep); | |
3144 | clone._prototypeUID = void 0; | |
3145 | if (deep) { | |
3146 | var descendants = Element.select(clone, '*'), | |
3147 | i = descendants.length; | |
3148 | while (i--) { | |
3149 | descendants[i]._prototypeUID = void 0; | |
3150 | } | |
3151 | } | |
3152 | return Element.extend(clone); | |
14f69488 | 3153 | } |
85e836d8 AD |
3154 | }); |
3155 | /* Portions of the Selector class are derived from Jack Slocum's DomQuery, | |
4b9dfd5b AD |
3156 | * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style |
3157 | * license. Please see http://www.yui-ext.com/ for more information. */ | |
14f69488 | 3158 | |
4b9dfd5b | 3159 | var Selector = Class.create({ |
5c656a9d | 3160 | initialize: function(expression) { |
4b9dfd5b | 3161 | this.expression = expression.strip(); |
85e836d8 AD |
3162 | |
3163 | if (this.shouldUseSelectorsAPI()) { | |
3164 | this.mode = 'selectorsAPI'; | |
3165 | } else if (this.shouldUseXPath()) { | |
3166 | this.mode = 'xpath'; | |
3167 | this.compileXPathMatcher(); | |
3168 | } else { | |
3169 | this.mode = "normal"; | |
3170 | this.compileMatcher(); | |
3171 | } | |
3172 | ||
14f69488 AD |
3173 | }, |
3174 | ||
85e836d8 | 3175 | shouldUseXPath: (function() { |
5c656a9d | 3176 | |
85e836d8 AD |
3177 | var IS_DESCENDANT_SELECTOR_BUGGY = (function(){ |
3178 | var isBuggy = false; | |
3179 | if (document.evaluate && window.XPathResult) { | |
3180 | var el = document.createElement('div'); | |
3181 | el.innerHTML = '<ul><li></li></ul><div><ul><li></li></ul></div>'; | |
5c656a9d | 3182 | |
85e836d8 AD |
3183 | var xpath = ".//*[local-name()='ul' or local-name()='UL']" + |
3184 | "//*[local-name()='li' or local-name()='LI']"; | |
3185 | ||
3186 | var result = document.evaluate(xpath, el, null, | |
3187 | XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null); | |
3188 | ||
3189 | isBuggy = (result.snapshotLength !== 2); | |
3190 | el = null; | |
3191 | } | |
3192 | return isBuggy; | |
3193 | })(); | |
3194 | ||
3195 | return function() { | |
3196 | if (!Prototype.BrowserFeatures.XPath) return false; | |
3197 | ||
3198 | var e = this.expression; | |
3199 | ||
3200 | if (Prototype.Browser.WebKit && | |
3201 | (e.include("-of-type") || e.include(":empty"))) | |
3202 | return false; | |
3203 | ||
3204 | if ((/(\[[\w-]*?:|:checked)/).test(e)) | |
3205 | return false; | |
5c656a9d | 3206 | |
85e836d8 AD |
3207 | if (IS_DESCENDANT_SELECTOR_BUGGY) return false; |
3208 | ||
3209 | return true; | |
3210 | } | |
3211 | ||
3212 | })(), | |
3213 | ||
3214 | shouldUseSelectorsAPI: function() { | |
3215 | if (!Prototype.BrowserFeatures.SelectorsAPI) return false; | |
3216 | ||
3217 | if (Selector.CASE_INSENSITIVE_CLASS_NAMES) return false; | |
3218 | ||
3219 | if (!Selector._div) Selector._div = new Element('div'); | |
3220 | ||
3221 | try { | |
3222 | Selector._div.querySelector(this.expression); | |
3223 | } catch(e) { | |
4b9dfd5b | 3224 | return false; |
85e836d8 | 3225 | } |
4b9dfd5b AD |
3226 | |
3227 | return true; | |
3228 | }, | |
3229 | ||
3230 | compileMatcher: function() { | |
4b9dfd5b | 3231 | var e = this.expression, ps = Selector.patterns, h = Selector.handlers, |
85e836d8 | 3232 | c = Selector.criteria, le, p, m, len = ps.length, name; |
4b9dfd5b AD |
3233 | |
3234 | if (Selector._cache[e]) { | |
3235 | this.matcher = Selector._cache[e]; | |
3236 | return; | |
3237 | } | |
5c656a9d | 3238 | |
4b9dfd5b AD |
3239 | this.matcher = ["this.matcher = function(root) {", |
3240 | "var r = root, h = Selector.handlers, c = false, n;"]; | |
3241 | ||
3242 | while (e && le != e && (/\S/).test(e)) { | |
3243 | le = e; | |
85e836d8 AD |
3244 | for (var i = 0; i<len; i++) { |
3245 | p = ps[i].re; | |
3246 | name = ps[i].name; | |
4b9dfd5b | 3247 | if (m = e.match(p)) { |
85e836d8 AD |
3248 | this.matcher.push(Object.isFunction(c[name]) ? c[name](m) : |
3249 | new Template(c[name]).evaluate(m)); | |
4b9dfd5b AD |
3250 | e = e.replace(m[0], ''); |
3251 | break; | |
3252 | } | |
5c656a9d | 3253 | } |
5c656a9d AD |
3254 | } |
3255 | ||
4b9dfd5b AD |
3256 | this.matcher.push("return h.unique(n);\n}"); |
3257 | eval(this.matcher.join('\n')); | |
3258 | Selector._cache[this.expression] = this.matcher; | |
5c656a9d AD |
3259 | }, |
3260 | ||
4b9dfd5b AD |
3261 | compileXPathMatcher: function() { |
3262 | var e = this.expression, ps = Selector.patterns, | |
85e836d8 | 3263 | x = Selector.xpath, le, m, len = ps.length, name; |
5c656a9d | 3264 | |
4b9dfd5b AD |
3265 | if (Selector._cache[e]) { |
3266 | this.xpath = Selector._cache[e]; return; | |
3267 | } | |
5c656a9d | 3268 | |
4b9dfd5b AD |
3269 | this.matcher = ['.//*']; |
3270 | while (e && le != e && (/\S/).test(e)) { | |
3271 | le = e; | |
85e836d8 AD |
3272 | for (var i = 0; i<len; i++) { |
3273 | name = ps[i].name; | |
3274 | if (m = e.match(ps[i].re)) { | |
3275 | this.matcher.push(Object.isFunction(x[name]) ? x[name](m) : | |
3276 | new Template(x[name]).evaluate(m)); | |
4b9dfd5b AD |
3277 | e = e.replace(m[0], ''); |
3278 | break; | |
5c656a9d | 3279 | } |
4b9dfd5b | 3280 | } |
5c656a9d AD |
3281 | } |
3282 | ||
4b9dfd5b AD |
3283 | this.xpath = this.matcher.join(''); |
3284 | Selector._cache[this.expression] = this.xpath; | |
14f69488 AD |
3285 | }, |
3286 | ||
4b9dfd5b AD |
3287 | findElements: function(root) { |
3288 | root = root || document; | |
85e836d8 AD |
3289 | var e = this.expression, results; |
3290 | ||
3291 | switch (this.mode) { | |
3292 | case 'selectorsAPI': | |
3293 | if (root !== document) { | |
3294 | var oldId = root.id, id = $(root).identify(); | |
3295 | id = id.replace(/([\.:])/g, "\\$1"); | |
3296 | e = "#" + id + " " + e; | |
3297 | } | |
3298 | ||
3299 | results = $A(root.querySelectorAll(e)).map(Element.extend); | |
3300 | root.id = oldId; | |
3301 | ||
3302 | return results; | |
3303 | case 'xpath': | |
3304 | return document._getElementsByXPath(this.xpath, root); | |
3305 | default: | |
3306 | return this.matcher(root); | |
3307 | } | |
14f69488 AD |
3308 | }, |
3309 | ||
4b9dfd5b AD |
3310 | match: function(element) { |
3311 | this.tokens = []; | |
5c656a9d | 3312 | |
4b9dfd5b | 3313 | var e = this.expression, ps = Selector.patterns, as = Selector.assertions; |
85e836d8 | 3314 | var le, p, m, len = ps.length, name; |
5c656a9d | 3315 | |
4b9dfd5b AD |
3316 | while (e && le !== e && (/\S/).test(e)) { |
3317 | le = e; | |
85e836d8 AD |
3318 | for (var i = 0; i<len; i++) { |
3319 | p = ps[i].re; | |
3320 | name = ps[i].name; | |
4b9dfd5b | 3321 | if (m = e.match(p)) { |
85e836d8 AD |
3322 | if (as[name]) { |
3323 | this.tokens.push([name, Object.clone(m)]); | |
4b9dfd5b AD |
3324 | e = e.replace(m[0], ''); |
3325 | } else { | |
4b9dfd5b AD |
3326 | return this.findElements(document).include(element); |
3327 | } | |
3328 | } | |
3329 | } | |
3330 | } | |
5c656a9d | 3331 | |
4b9dfd5b AD |
3332 | var match = true, name, matches; |
3333 | for (var i = 0, token; token = this.tokens[i]; i++) { | |
3334 | name = token[0], matches = token[1]; | |
3335 | if (!Selector.assertions[name](element, matches)) { | |
3336 | match = false; break; | |
3337 | } | |
3338 | } | |
5c656a9d | 3339 | |
4b9dfd5b | 3340 | return match; |
14f69488 AD |
3341 | }, |
3342 | ||
5c656a9d AD |
3343 | toString: function() { |
3344 | return this.expression; | |
4b9dfd5b AD |
3345 | }, |
3346 | ||
3347 | inspect: function() { | |
3348 | return "#<Selector:" + this.expression.inspect() + ">"; | |
14f69488 | 3349 | } |
4b9dfd5b | 3350 | }); |
14f69488 | 3351 | |
85e836d8 AD |
3352 | if (Prototype.BrowserFeatures.SelectorsAPI && |
3353 | document.compatMode === 'BackCompat') { | |
3354 | Selector.CASE_INSENSITIVE_CLASS_NAMES = (function(){ | |
3355 | var div = document.createElement('div'), | |
3356 | span = document.createElement('span'); | |
3357 | ||
3358 | div.id = "prototype_test_id"; | |
3359 | span.className = 'Test'; | |
3360 | div.appendChild(span); | |
3361 | var isIgnored = (div.querySelector('#prototype_test_id .test') !== null); | |
3362 | div = span = null; | |
3363 | return isIgnored; | |
3364 | })(); | |
3365 | } | |
3366 | ||
5c656a9d | 3367 | Object.extend(Selector, { |
4b9dfd5b AD |
3368 | _cache: { }, |
3369 | ||
3370 | xpath: { | |
3371 | descendant: "//*", | |
3372 | child: "/*", | |
3373 | adjacent: "/following-sibling::*[1]", | |
3374 | laterSibling: '/following-sibling::*', | |
3375 | tagName: function(m) { | |
3376 | if (m[1] == '*') return ''; | |
3377 | return "[local-name()='" + m[1].toLowerCase() + | |
3378 | "' or local-name()='" + m[1].toUpperCase() + "']"; | |
3379 | }, | |
3380 | className: "[contains(concat(' ', @class, ' '), ' #{1} ')]", | |
3381 | id: "[@id='#{1}']", | |
3382 | attrPresence: function(m) { | |
3383 | m[1] = m[1].toLowerCase(); | |
3384 | return new Template("[@#{1}]").evaluate(m); | |
3385 | }, | |
3386 | attr: function(m) { | |
3387 | m[1] = m[1].toLowerCase(); | |
3388 | m[3] = m[5] || m[6]; | |
3389 | return new Template(Selector.xpath.operators[m[2]]).evaluate(m); | |
3390 | }, | |
3391 | pseudo: function(m) { | |
3392 | var h = Selector.xpath.pseudos[m[1]]; | |
3393 | if (!h) return ''; | |
3394 | if (Object.isFunction(h)) return h(m); | |
3395 | return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m); | |
3396 | }, | |
3397 | operators: { | |
3398 | '=': "[@#{1}='#{3}']", | |
3399 | '!=': "[@#{1}!='#{3}']", | |
3400 | '^=': "[starts-with(@#{1}, '#{3}')]", | |
3401 | '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']", | |
3402 | '*=': "[contains(@#{1}, '#{3}')]", | |
3403 | '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]", | |
3404 | '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]" | |
3405 | }, | |
3406 | pseudos: { | |
3407 | 'first-child': '[not(preceding-sibling::*)]', | |
3408 | 'last-child': '[not(following-sibling::*)]', | |
3409 | 'only-child': '[not(preceding-sibling::* or following-sibling::*)]', | |
85e836d8 | 3410 | 'empty': "[count(*) = 0 and (count(text()) = 0)]", |
4b9dfd5b | 3411 | 'checked': "[@checked]", |
85e836d8 AD |
3412 | 'disabled': "[(@disabled) and (@type!='hidden')]", |
3413 | 'enabled': "[not(@disabled) and (@type!='hidden')]", | |
4b9dfd5b AD |
3414 | 'not': function(m) { |
3415 | var e = m[6], p = Selector.patterns, | |
85e836d8 | 3416 | x = Selector.xpath, le, v, len = p.length, name; |
4b9dfd5b AD |
3417 | |
3418 | var exclusion = []; | |
3419 | while (e && le != e && (/\S/).test(e)) { | |
3420 | le = e; | |
85e836d8 AD |
3421 | for (var i = 0; i<len; i++) { |
3422 | name = p[i].name | |
3423 | if (m = e.match(p[i].re)) { | |
3424 | v = Object.isFunction(x[name]) ? x[name](m) : new Template(x[name]).evaluate(m); | |
4b9dfd5b AD |
3425 | exclusion.push("(" + v.substring(1, v.length - 1) + ")"); |
3426 | e = e.replace(m[0], ''); | |
3427 | break; | |
3428 | } | |
3429 | } | |
3430 | } | |
3431 | return "[not(" + exclusion.join(" and ") + ")]"; | |
3432 | }, | |
3433 | 'nth-child': function(m) { | |
3434 | return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m); | |
3435 | }, | |
3436 | 'nth-last-child': function(m) { | |
3437 | return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m); | |
3438 | }, | |
3439 | 'nth-of-type': function(m) { | |
3440 | return Selector.xpath.pseudos.nth("position() ", m); | |
3441 | }, | |
3442 | 'nth-last-of-type': function(m) { | |
3443 | return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m); | |
3444 | }, | |
3445 | 'first-of-type': function(m) { | |
3446 | m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m); | |
3447 | }, | |
3448 | 'last-of-type': function(m) { | |
3449 | m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m); | |
3450 | }, | |
3451 | 'only-of-type': function(m) { | |
3452 | var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m); | |
3453 | }, | |
3454 | nth: function(fragment, m) { | |
3455 | var mm, formula = m[6], predicate; | |
3456 | if (formula == 'even') formula = '2n+0'; | |
3457 | if (formula == 'odd') formula = '2n+1'; | |
3458 | if (mm = formula.match(/^(\d+)$/)) // digit only | |
3459 | return '[' + fragment + "= " + mm[1] + ']'; | |
3460 | if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b | |
3461 | if (mm[1] == "-") mm[1] = -1; | |
3462 | var a = mm[1] ? Number(mm[1]) : 1; | |
3463 | var b = mm[2] ? Number(mm[2]) : 0; | |
3464 | predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " + | |
3465 | "((#{fragment} - #{b}) div #{a} >= 0)]"; | |
3466 | return new Template(predicate).evaluate({ | |
3467 | fragment: fragment, a: a, b: b }); | |
3468 | } | |
3469 | } | |
3470 | } | |
3471 | }, | |
3472 | ||
3473 | criteria: { | |
85e836d8 AD |
3474 | tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;', |
3475 | className: 'n = h.className(n, r, "#{1}", c); c = false;', | |
3476 | id: 'n = h.id(n, r, "#{1}", c); c = false;', | |
3477 | attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;', | |
4b9dfd5b AD |
3478 | attr: function(m) { |
3479 | m[3] = (m[5] || m[6]); | |
85e836d8 | 3480 | return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m); |
4b9dfd5b AD |
3481 | }, |
3482 | pseudo: function(m) { | |
3483 | if (m[6]) m[6] = m[6].replace(/"/g, '\\"'); | |
3484 | return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m); | |
3485 | }, | |
3486 | descendant: 'c = "descendant";', | |
3487 | child: 'c = "child";', | |
3488 | adjacent: 'c = "adjacent";', | |
3489 | laterSibling: 'c = "laterSibling";' | |
3490 | }, | |
3491 | ||
85e836d8 AD |
3492 | patterns: [ |
3493 | { name: 'laterSibling', re: /^\s*~\s*/ }, | |
3494 | { name: 'child', re: /^\s*>\s*/ }, | |
3495 | { name: 'adjacent', re: /^\s*\+\s*/ }, | |
3496 | { name: 'descendant', re: /^\s/ }, | |
4b9dfd5b | 3497 | |
85e836d8 AD |
3498 | { name: 'tagName', re: /^\s*(\*|[\w\-]+)(\b|$)?/ }, |
3499 | { name: 'id', re: /^#([\w\-\*]+)(\b|$)/ }, | |
3500 | { name: 'className', re: /^\.([\w\-\*]+)(\b|$)/ }, | |
3501 | { name: 'pseudo', re: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/ }, | |
3502 | { name: 'attrPresence', re: /^\[((?:[\w-]+:)?[\w-]+)\]/ }, | |
3503 | { name: 'attr', re: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/ } | |
3504 | ], | |
4b9dfd5b | 3505 | |
4b9dfd5b AD |
3506 | assertions: { |
3507 | tagName: function(element, matches) { | |
3508 | return matches[1].toUpperCase() == element.tagName.toUpperCase(); | |
3509 | }, | |
3510 | ||
3511 | className: function(element, matches) { | |
3512 | return Element.hasClassName(element, matches[1]); | |
3513 | }, | |
3514 | ||
3515 | id: function(element, matches) { | |
3516 | return element.id === matches[1]; | |
3517 | }, | |
3518 | ||
3519 | attrPresence: function(element, matches) { | |
3520 | return Element.hasAttribute(element, matches[1]); | |
3521 | }, | |
3522 | ||
3523 | attr: function(element, matches) { | |
3524 | var nodeValue = Element.readAttribute(element, matches[1]); | |
85e836d8 | 3525 | return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]); |
4b9dfd5b AD |
3526 | } |
3527 | }, | |
3528 | ||
3529 | handlers: { | |
4b9dfd5b AD |
3530 | concat: function(a, b) { |
3531 | for (var i = 0, node; node = b[i]; i++) | |
3532 | a.push(node); | |
3533 | return a; | |
3534 | }, | |
3535 | ||
4b9dfd5b | 3536 | mark: function(nodes) { |
85e836d8 | 3537 | var _true = Prototype.emptyFunction; |
4b9dfd5b | 3538 | for (var i = 0, node; node = nodes[i]; i++) |
85e836d8 | 3539 | node._countedByPrototype = _true; |
4b9dfd5b AD |
3540 | return nodes; |
3541 | }, | |
3542 | ||
85e836d8 AD |
3543 | unmark: (function(){ |
3544 | ||
3545 | var PROPERTIES_ATTRIBUTES_MAP = (function(){ | |
3546 | var el = document.createElement('div'), | |
3547 | isBuggy = false, | |
3548 | propName = '_countedByPrototype', | |
3549 | value = 'x' | |
3550 | el[propName] = value; | |
3551 | isBuggy = (el.getAttribute(propName) === value); | |
3552 | el = null; | |
3553 | return isBuggy; | |
3554 | })(); | |
3555 | ||
3556 | return PROPERTIES_ATTRIBUTES_MAP ? | |
3557 | function(nodes) { | |
3558 | for (var i = 0, node; node = nodes[i]; i++) | |
3559 | node.removeAttribute('_countedByPrototype'); | |
3560 | return nodes; | |
3561 | } : | |
3562 | function(nodes) { | |
3563 | for (var i = 0, node; node = nodes[i]; i++) | |
3564 | node._countedByPrototype = void 0; | |
3565 | return nodes; | |
3566 | } | |
3567 | })(), | |
4b9dfd5b | 3568 | |
4b9dfd5b | 3569 | index: function(parentNode, reverse, ofType) { |
85e836d8 | 3570 | parentNode._countedByPrototype = Prototype.emptyFunction; |
4b9dfd5b AD |
3571 | if (reverse) { |
3572 | for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) { | |
3573 | var node = nodes[i]; | |
85e836d8 | 3574 | if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; |
4b9dfd5b AD |
3575 | } |
3576 | } else { | |
3577 | for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++) | |
85e836d8 | 3578 | if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; |
4b9dfd5b AD |
3579 | } |
3580 | }, | |
3581 | ||
4b9dfd5b AD |
3582 | unique: function(nodes) { |
3583 | if (nodes.length == 0) return nodes; | |
3584 | var results = [], n; | |
3585 | for (var i = 0, l = nodes.length; i < l; i++) | |
85e836d8 AD |
3586 | if (typeof (n = nodes[i])._countedByPrototype == 'undefined') { |
3587 | n._countedByPrototype = Prototype.emptyFunction; | |
4b9dfd5b AD |
3588 | results.push(Element.extend(n)); |
3589 | } | |
3590 | return Selector.handlers.unmark(results); | |
3591 | }, | |
3592 | ||
4b9dfd5b AD |
3593 | descendant: function(nodes) { |
3594 | var h = Selector.handlers; | |
3595 | for (var i = 0, results = [], node; node = nodes[i]; i++) | |
3596 | h.concat(results, node.getElementsByTagName('*')); | |
3597 | return results; | |
3598 | }, | |
3599 | ||
3600 | child: function(nodes) { | |
3601 | var h = Selector.handlers; | |
3602 | for (var i = 0, results = [], node; node = nodes[i]; i++) { | |
3603 | for (var j = 0, child; child = node.childNodes[j]; j++) | |
3604 | if (child.nodeType == 1 && child.tagName != '!') results.push(child); | |
3605 | } | |
3606 | return results; | |
3607 | }, | |
3608 | ||
3609 | adjacent: function(nodes) { | |
3610 | for (var i = 0, results = [], node; node = nodes[i]; i++) { | |
3611 | var next = this.nextElementSibling(node); | |
3612 | if (next) results.push(next); | |
3613 | } | |
3614 | return results; | |
3615 | }, | |
3616 | ||
3617 | laterSibling: function(nodes) { | |
3618 | var h = Selector.handlers; | |
3619 | for (var i = 0, results = [], node; node = nodes[i]; i++) | |
3620 | h.concat(results, Element.nextSiblings(node)); | |
3621 | return results; | |
3622 | }, | |
3623 | ||
3624 | nextElementSibling: function(node) { | |
3625 | while (node = node.nextSibling) | |
85e836d8 | 3626 | if (node.nodeType == 1) return node; |
4b9dfd5b AD |
3627 | return null; |
3628 | }, | |
3629 | ||
3630 | previousElementSibling: function(node) { | |
3631 | while (node = node.previousSibling) | |
3632 | if (node.nodeType == 1) return node; | |
3633 | return null; | |
3634 | }, | |
3635 | ||
4b9dfd5b AD |
3636 | tagName: function(nodes, root, tagName, combinator) { |
3637 | var uTagName = tagName.toUpperCase(); | |
3638 | var results = [], h = Selector.handlers; | |
3639 | if (nodes) { | |
3640 | if (combinator) { | |
4b9dfd5b AD |
3641 | if (combinator == "descendant") { |
3642 | for (var i = 0, node; node = nodes[i]; i++) | |
3643 | h.concat(results, node.getElementsByTagName(tagName)); | |
3644 | return results; | |
3645 | } else nodes = this[combinator](nodes); | |
3646 | if (tagName == "*") return nodes; | |
3647 | } | |
3648 | for (var i = 0, node; node = nodes[i]; i++) | |
3649 | if (node.tagName.toUpperCase() === uTagName) results.push(node); | |
3650 | return results; | |
3651 | } else return root.getElementsByTagName(tagName); | |
3652 | }, | |
3653 | ||
3654 | id: function(nodes, root, id, combinator) { | |
3655 | var targetNode = $(id), h = Selector.handlers; | |
85e836d8 AD |
3656 | |
3657 | if (root == document) { | |
3658 | if (!targetNode) return []; | |
3659 | if (!nodes) return [targetNode]; | |
3660 | } else { | |
3661 | if (!root.sourceIndex || root.sourceIndex < 1) { | |
3662 | var nodes = root.getElementsByTagName('*'); | |
3663 | for (var j = 0, node; node = nodes[j]; j++) { | |
3664 | if (node.id === id) return [node]; | |
3665 | } | |
3666 | } | |
3667 | } | |
3668 | ||
4b9dfd5b AD |
3669 | if (nodes) { |
3670 | if (combinator) { | |
3671 | if (combinator == 'child') { | |
3672 | for (var i = 0, node; node = nodes[i]; i++) | |
3673 | if (targetNode.parentNode == node) return [targetNode]; | |
3674 | } else if (combinator == 'descendant') { | |
3675 | for (var i = 0, node; node = nodes[i]; i++) | |
3676 | if (Element.descendantOf(targetNode, node)) return [targetNode]; | |
3677 | } else if (combinator == 'adjacent') { | |
3678 | for (var i = 0, node; node = nodes[i]; i++) | |
3679 | if (Selector.handlers.previousElementSibling(targetNode) == node) | |
3680 | return [targetNode]; | |
3681 | } else nodes = h[combinator](nodes); | |
3682 | } | |
3683 | for (var i = 0, node; node = nodes[i]; i++) | |
3684 | if (node == targetNode) return [targetNode]; | |
3685 | return []; | |
3686 | } | |
3687 | return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : []; | |
3688 | }, | |
3689 | ||
3690 | className: function(nodes, root, className, combinator) { | |
3691 | if (nodes && combinator) nodes = this[combinator](nodes); | |
3692 | return Selector.handlers.byClassName(nodes, root, className); | |
3693 | }, | |
3694 | ||
3695 | byClassName: function(nodes, root, className) { | |
3696 | if (!nodes) nodes = Selector.handlers.descendant([root]); | |
3697 | var needle = ' ' + className + ' '; | |
3698 | for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) { | |
3699 | nodeClassName = node.className; | |
3700 | if (nodeClassName.length == 0) continue; | |
3701 | if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle)) | |
3702 | results.push(node); | |
3703 | } | |
3704 | return results; | |
3705 | }, | |
3706 | ||
85e836d8 | 3707 | attrPresence: function(nodes, root, attr, combinator) { |
4b9dfd5b | 3708 | if (!nodes) nodes = root.getElementsByTagName("*"); |
85e836d8 | 3709 | if (nodes && combinator) nodes = this[combinator](nodes); |
4b9dfd5b AD |
3710 | var results = []; |
3711 | for (var i = 0, node; node = nodes[i]; i++) | |
3712 | if (Element.hasAttribute(node, attr)) results.push(node); | |
3713 | return results; | |
3714 | }, | |
3715 | ||
85e836d8 | 3716 | attr: function(nodes, root, attr, value, operator, combinator) { |
4b9dfd5b | 3717 | if (!nodes) nodes = root.getElementsByTagName("*"); |
85e836d8 | 3718 | if (nodes && combinator) nodes = this[combinator](nodes); |
4b9dfd5b AD |
3719 | var handler = Selector.operators[operator], results = []; |
3720 | for (var i = 0, node; node = nodes[i]; i++) { | |
3721 | var nodeValue = Element.readAttribute(node, attr); | |
3722 | if (nodeValue === null) continue; | |
3723 | if (handler(nodeValue, value)) results.push(node); | |
3724 | } | |
3725 | return results; | |
3726 | }, | |
3727 | ||
3728 | pseudo: function(nodes, name, value, root, combinator) { | |
3729 | if (nodes && combinator) nodes = this[combinator](nodes); | |
3730 | if (!nodes) nodes = root.getElementsByTagName("*"); | |
3731 | return Selector.pseudos[name](nodes, value, root); | |
3732 | } | |
3733 | }, | |
3734 | ||
3735 | pseudos: { | |
3736 | 'first-child': function(nodes, value, root) { | |
3737 | for (var i = 0, results = [], node; node = nodes[i]; i++) { | |
3738 | if (Selector.handlers.previousElementSibling(node)) continue; | |
3739 | results.push(node); | |
3740 | } | |
3741 | return results; | |
3742 | }, | |
3743 | 'last-child': function(nodes, value, root) { | |
3744 | for (var i = 0, results = [], node; node = nodes[i]; i++) { | |
3745 | if (Selector.handlers.nextElementSibling(node)) continue; | |
3746 | results.push(node); | |
3747 | } | |
3748 | return results; | |
3749 | }, | |
3750 | 'only-child': function(nodes, value, root) { | |
3751 | var h = Selector.handlers; | |
3752 | for (var i = 0, results = [], node; node = nodes[i]; i++) | |
3753 | if (!h.previousElementSibling(node) && !h.nextElementSibling(node)) | |
3754 | results.push(node); | |
3755 | return results; | |
3756 | }, | |
3757 | 'nth-child': function(nodes, formula, root) { | |
3758 | return Selector.pseudos.nth(nodes, formula, root); | |
3759 | }, | |
3760 | 'nth-last-child': function(nodes, formula, root) { | |
3761 | return Selector.pseudos.nth(nodes, formula, root, true); | |
3762 | }, | |
3763 | 'nth-of-type': function(nodes, formula, root) { | |
3764 | return Selector.pseudos.nth(nodes, formula, root, false, true); | |
3765 | }, | |
3766 | 'nth-last-of-type': function(nodes, formula, root) { | |
3767 | return Selector.pseudos.nth(nodes, formula, root, true, true); | |
3768 | }, | |
3769 | 'first-of-type': function(nodes, formula, root) { | |
3770 | return Selector.pseudos.nth(nodes, "1", root, false, true); | |
3771 | }, | |
3772 | 'last-of-type': function(nodes, formula, root) { | |
3773 | return Selector.pseudos.nth(nodes, "1", root, true, true); | |
3774 | }, | |
3775 | 'only-of-type': function(nodes, formula, root) { | |
3776 | var p = Selector.pseudos; | |
3777 | return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root); | |
3778 | }, | |
3779 | ||
4b9dfd5b AD |
3780 | getIndices: function(a, b, total) { |
3781 | if (a == 0) return b > 0 ? [b] : []; | |
3782 | return $R(1, total).inject([], function(memo, i) { | |
3783 | if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i); | |
3784 | return memo; | |
3785 | }); | |
3786 | }, | |
3787 | ||
4b9dfd5b AD |
3788 | nth: function(nodes, formula, root, reverse, ofType) { |
3789 | if (nodes.length == 0) return []; | |
3790 | if (formula == 'even') formula = '2n+0'; | |
3791 | if (formula == 'odd') formula = '2n+1'; | |
3792 | var h = Selector.handlers, results = [], indexed = [], m; | |
3793 | h.mark(nodes); | |
3794 | for (var i = 0, node; node = nodes[i]; i++) { | |
85e836d8 | 3795 | if (!node.parentNode._countedByPrototype) { |
4b9dfd5b AD |
3796 | h.index(node.parentNode, reverse, ofType); |
3797 | indexed.push(node.parentNode); | |
3798 | } | |
3799 | } | |
3800 | if (formula.match(/^\d+$/)) { // just a number | |
3801 | formula = Number(formula); | |
3802 | for (var i = 0, node; node = nodes[i]; i++) | |
3803 | if (node.nodeIndex == formula) results.push(node); | |
3804 | } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b | |
3805 | if (m[1] == "-") m[1] = -1; | |
3806 | var a = m[1] ? Number(m[1]) : 1; | |
3807 | var b = m[2] ? Number(m[2]) : 0; | |
3808 | var indices = Selector.pseudos.getIndices(a, b, nodes.length); | |
3809 | for (var i = 0, node, l = indices.length; node = nodes[i]; i++) { | |
3810 | for (var j = 0; j < l; j++) | |
3811 | if (node.nodeIndex == indices[j]) results.push(node); | |
3812 | } | |
3813 | } | |
3814 | h.unmark(nodes); | |
3815 | h.unmark(indexed); | |
3816 | return results; | |
3817 | }, | |
3818 | ||
3819 | 'empty': function(nodes, value, root) { | |
3820 | for (var i = 0, results = [], node; node = nodes[i]; i++) { | |
85e836d8 | 3821 | if (node.tagName == '!' || node.firstChild) continue; |
4b9dfd5b AD |
3822 | results.push(node); |
3823 | } | |
3824 | return results; | |
3825 | }, | |
3826 | ||
3827 | 'not': function(nodes, selector, root) { | |
3828 | var h = Selector.handlers, selectorType, m; | |
3829 | var exclusions = new Selector(selector).findElements(root); | |
3830 | h.mark(exclusions); | |
3831 | for (var i = 0, results = [], node; node = nodes[i]; i++) | |
85e836d8 | 3832 | if (!node._countedByPrototype) results.push(node); |
4b9dfd5b AD |
3833 | h.unmark(exclusions); |
3834 | return results; | |
3835 | }, | |
3836 | ||
3837 | 'enabled': function(nodes, value, root) { | |
3838 | for (var i = 0, results = [], node; node = nodes[i]; i++) | |
85e836d8 AD |
3839 | if (!node.disabled && (!node.type || node.type !== 'hidden')) |
3840 | results.push(node); | |
4b9dfd5b AD |
3841 | return results; |
3842 | }, | |
3843 | ||
3844 | 'disabled': function(nodes, value, root) { | |
3845 | for (var i = 0, results = [], node; node = nodes[i]; i++) | |
3846 | if (node.disabled) results.push(node); | |
3847 | return results; | |
3848 | }, | |
3849 | ||
3850 | 'checked': function(nodes, value, root) { | |
3851 | for (var i = 0, results = [], node; node = nodes[i]; i++) | |
3852 | if (node.checked) results.push(node); | |
3853 | return results; | |
3854 | } | |
3855 | }, | |
3856 | ||
3857 | operators: { | |
3858 | '=': function(nv, v) { return nv == v; }, | |
3859 | '!=': function(nv, v) { return nv != v; }, | |
85e836d8 AD |
3860 | '^=': function(nv, v) { return nv == v || nv && nv.startsWith(v); }, |
3861 | '$=': function(nv, v) { return nv == v || nv && nv.endsWith(v); }, | |
3862 | '*=': function(nv, v) { return nv == v || nv && nv.include(v); }, | |
4b9dfd5b | 3863 | '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); }, |
85e836d8 AD |
3864 | '|=': function(nv, v) { return ('-' + (nv || "").toUpperCase() + |
3865 | '-').include('-' + (v || "").toUpperCase() + '-'); } | |
3866 | }, | |
3867 | ||
3868 | split: function(expression) { | |
3869 | var expressions = []; | |
3870 | expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) { | |
3871 | expressions.push(m[1].strip()); | |
3872 | }); | |
3873 | return expressions; | |
4b9dfd5b AD |
3874 | }, |
3875 | ||
5c656a9d | 3876 | matchElements: function(elements, expression) { |
85e836d8 | 3877 | var matches = $$(expression), h = Selector.handlers; |
4b9dfd5b AD |
3878 | h.mark(matches); |
3879 | for (var i = 0, results = [], element; element = elements[i]; i++) | |
85e836d8 | 3880 | if (element._countedByPrototype) results.push(element); |
4b9dfd5b AD |
3881 | h.unmark(matches); |
3882 | return results; | |
5c656a9d AD |
3883 | }, |
3884 | ||
3885 | findElement: function(elements, expression, index) { | |
4b9dfd5b AD |
3886 | if (Object.isNumber(expression)) { |
3887 | index = expression; expression = false; | |
3888 | } | |
5c656a9d AD |
3889 | return Selector.matchElements(elements, expression || '*')[index || 0]; |
3890 | }, | |
3891 | ||
3892 | findChildElements: function(element, expressions) { | |
85e836d8 | 3893 | expressions = Selector.split(expressions.join(',')); |
4b9dfd5b AD |
3894 | var results = [], h = Selector.handlers; |
3895 | for (var i = 0, l = expressions.length, selector; i < l; i++) { | |
3896 | selector = new Selector(expressions[i].strip()); | |
3897 | h.concat(results, selector.findElements(element)); | |
3898 | } | |
3899 | return (l > 1) ? h.unique(results) : results; | |
5c656a9d AD |
3900 | } |
3901 | }); | |
14f69488 | 3902 | |
4b9dfd5b | 3903 | if (Prototype.Browser.IE) { |
85e836d8 AD |
3904 | Object.extend(Selector.handlers, { |
3905 | concat: function(a, b) { | |
3906 | for (var i = 0, node; node = b[i]; i++) | |
3907 | if (node.tagName !== "!") a.push(node); | |
3908 | return a; | |
3909 | } | |
3910 | }); | |
4b9dfd5b AD |
3911 | } |
3912 | ||
5c656a9d AD |
3913 | function $$() { |
3914 | return Selector.findChildElements(document, $A(arguments)); | |
3915 | } | |
85e836d8 | 3916 | |
14f69488 | 3917 | var Form = { |
5c656a9d | 3918 | reset: function(form) { |
85e836d8 AD |
3919 | form = $(form); |
3920 | form.reset(); | |
5c656a9d AD |
3921 | return form; |
3922 | }, | |
3923 | ||
4b9dfd5b AD |
3924 | serializeElements: function(elements, options) { |
3925 | if (typeof options != 'object') options = { hash: !!options }; | |
3926 | else if (Object.isUndefined(options.hash)) options.hash = true; | |
3927 | var key, value, submitted = false, submit = options.submit; | |
3928 | ||
3929 | var data = elements.inject({ }, function(result, element) { | |
5c656a9d | 3930 | if (!element.disabled && element.name) { |
4b9dfd5b | 3931 | key = element.name; value = $(element).getValue(); |
85e836d8 | 3932 | if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted && |
4b9dfd5b AD |
3933 | submit !== false && (!submit || key == submit) && (submitted = true)))) { |
3934 | if (key in result) { | |
4b9dfd5b | 3935 | if (!Object.isArray(result[key])) result[key] = [result[key]]; |
5c656a9d AD |
3936 | result[key].push(value); |
3937 | } | |
3938 | else result[key] = value; | |
3939 | } | |
3940 | } | |
3941 | return result; | |
3942 | }); | |
3943 | ||
4b9dfd5b | 3944 | return options.hash ? data : Object.toQueryString(data); |
5c656a9d AD |
3945 | } |
3946 | }; | |
14f69488 | 3947 | |
5c656a9d | 3948 | Form.Methods = { |
4b9dfd5b AD |
3949 | serialize: function(form, options) { |
3950 | return Form.serializeElements(Form.getElements(form), options); | |
14f69488 AD |
3951 | }, |
3952 | ||
3953 | getElements: function(form) { | |
85e836d8 AD |
3954 | var elements = $(form).getElementsByTagName('*'), |
3955 | element, | |
3956 | arr = [ ], | |
3957 | serializers = Form.Element.Serializers; | |
3958 | for (var i = 0; element = elements[i]; i++) { | |
3959 | arr.push(element); | |
3960 | } | |
3961 | return arr.inject([], function(elements, child) { | |
3962 | if (serializers[child.tagName.toLowerCase()]) | |
3963 | elements.push(Element.extend(child)); | |
3964 | return elements; | |
3965 | }) | |
14f69488 AD |
3966 | }, |
3967 | ||
3968 | getInputs: function(form, typeName, name) { | |
3969 | form = $(form); | |
3970 | var inputs = form.getElementsByTagName('input'); | |
3971 | ||
5c656a9d | 3972 | if (!typeName && !name) return $A(inputs).map(Element.extend); |
14f69488 | 3973 | |
5c656a9d | 3974 | for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) { |
14f69488 | 3975 | var input = inputs[i]; |
5c656a9d | 3976 | if ((typeName && input.type != typeName) || (name && input.name != name)) |
14f69488 | 3977 | continue; |
5c656a9d | 3978 | matchingInputs.push(Element.extend(input)); |
14f69488 AD |
3979 | } |
3980 | ||
3981 | return matchingInputs; | |
3982 | }, | |
3983 | ||
3984 | disable: function(form) { | |
5c656a9d | 3985 | form = $(form); |
4b9dfd5b | 3986 | Form.getElements(form).invoke('disable'); |
5c656a9d | 3987 | return form; |
14f69488 AD |
3988 | }, |
3989 | ||
3990 | enable: function(form) { | |
5c656a9d | 3991 | form = $(form); |
4b9dfd5b | 3992 | Form.getElements(form).invoke('enable'); |
5c656a9d | 3993 | return form; |
14f69488 AD |
3994 | }, |
3995 | ||
3996 | findFirstElement: function(form) { | |
4b9dfd5b AD |
3997 | var elements = $(form).getElements().findAll(function(element) { |
3998 | return 'hidden' != element.type && !element.disabled; | |
3999 | }); | |
4000 | var firstByIndex = elements.findAll(function(element) { | |
4001 | return element.hasAttribute('tabIndex') && element.tabIndex >= 0; | |
4002 | }).sortBy(function(element) { return element.tabIndex }).first(); | |
4003 | ||
4004 | return firstByIndex ? firstByIndex : elements.find(function(element) { | |
85e836d8 | 4005 | return /^(?:input|select|textarea)$/i.test(element.tagName); |
14f69488 AD |
4006 | }); |
4007 | }, | |
4008 | ||
4009 | focusFirstElement: function(form) { | |
5c656a9d AD |
4010 | form = $(form); |
4011 | form.findFirstElement().activate(); | |
4012 | return form; | |
4b9dfd5b AD |
4013 | }, |
4014 | ||
4015 | request: function(form, options) { | |
4016 | form = $(form), options = Object.clone(options || { }); | |
5c656a9d | 4017 | |
4b9dfd5b AD |
4018 | var params = options.parameters, action = form.readAttribute('action') || ''; |
4019 | if (action.blank()) action = window.location.href; | |
4020 | options.parameters = form.serialize(true); | |
4021 | ||
4022 | if (params) { | |
4023 | if (Object.isString(params)) params = params.toQueryParams(); | |
4024 | Object.extend(options.parameters, params); | |
4025 | } | |
4026 | ||
4027 | if (form.hasAttribute('method') && !options.method) | |
4028 | options.method = form.method; | |
4029 | ||
4030 | return new Ajax.Request(action, options); | |
4031 | } | |
4032 | }; | |
5c656a9d AD |
4033 | |
4034 | /*--------------------------------------------------------------------------*/ | |
4035 | ||
85e836d8 | 4036 | |
5c656a9d AD |
4037 | Form.Element = { |
4038 | focus: function(element) { | |
4039 | $(element).focus(); | |
4040 | return element; | |
14f69488 AD |
4041 | }, |
4042 | ||
5c656a9d AD |
4043 | select: function(element) { |
4044 | $(element).select(); | |
4045 | return element; | |
14f69488 | 4046 | } |
4b9dfd5b | 4047 | }; |
14f69488 | 4048 | |
5c656a9d | 4049 | Form.Element.Methods = { |
85e836d8 | 4050 | |
14f69488 | 4051 | serialize: function(element) { |
5c656a9d AD |
4052 | element = $(element); |
4053 | if (!element.disabled && element.name) { | |
4054 | var value = element.getValue(); | |
4055 | if (value != undefined) { | |
4b9dfd5b | 4056 | var pair = { }; |
5c656a9d | 4057 | pair[element.name] = value; |
4b9dfd5b | 4058 | return Object.toQueryString(pair); |
5c656a9d AD |
4059 | } |
4060 | } | |
4061 | return ''; | |
4062 | }, | |
4063 | ||
4064 | getValue: function(element) { | |
14f69488 AD |
4065 | element = $(element); |
4066 | var method = element.tagName.toLowerCase(); | |
5c656a9d AD |
4067 | return Form.Element.Serializers[method](element); |
4068 | }, | |
14f69488 | 4069 | |
4b9dfd5b AD |
4070 | setValue: function(element, value) { |
4071 | element = $(element); | |
4072 | var method = element.tagName.toLowerCase(); | |
4073 | Form.Element.Serializers[method](element, value); | |
4074 | return element; | |
4075 | }, | |
4076 | ||
5c656a9d AD |
4077 | clear: function(element) { |
4078 | $(element).value = ''; | |
4079 | return element; | |
4080 | }, | |
14f69488 | 4081 | |
5c656a9d AD |
4082 | present: function(element) { |
4083 | return $(element).value != ''; | |
4084 | }, | |
14f69488 | 4085 | |
5c656a9d AD |
4086 | activate: function(element) { |
4087 | element = $(element); | |
4b9dfd5b AD |
4088 | try { |
4089 | element.focus(); | |
4090 | if (element.select && (element.tagName.toLowerCase() != 'input' || | |
85e836d8 | 4091 | !(/^(?:button|reset|submit)$/i.test(element.type)))) |
4b9dfd5b AD |
4092 | element.select(); |
4093 | } catch (e) { } | |
5c656a9d | 4094 | return element; |
14f69488 AD |
4095 | }, |
4096 | ||
5c656a9d | 4097 | disable: function(element) { |
14f69488 | 4098 | element = $(element); |
5c656a9d AD |
4099 | element.disabled = true; |
4100 | return element; | |
4101 | }, | |
14f69488 | 4102 | |
5c656a9d AD |
4103 | enable: function(element) { |
4104 | element = $(element); | |
5c656a9d AD |
4105 | element.disabled = false; |
4106 | return element; | |
14f69488 | 4107 | } |
4b9dfd5b AD |
4108 | }; |
4109 | ||
4110 | /*--------------------------------------------------------------------------*/ | |
14f69488 | 4111 | |
5c656a9d | 4112 | var Field = Form.Element; |
85e836d8 | 4113 | |
4b9dfd5b | 4114 | var $F = Form.Element.Methods.getValue; |
5c656a9d AD |
4115 | |
4116 | /*--------------------------------------------------------------------------*/ | |
4117 | ||
14f69488 | 4118 | Form.Element.Serializers = { |
4b9dfd5b | 4119 | input: function(element, value) { |
14f69488 | 4120 | switch (element.type.toLowerCase()) { |
14f69488 AD |
4121 | case 'checkbox': |
4122 | case 'radio': | |
4b9dfd5b | 4123 | return Form.Element.Serializers.inputSelector(element, value); |
5c656a9d | 4124 | default: |
4b9dfd5b | 4125 | return Form.Element.Serializers.textarea(element, value); |
14f69488 | 4126 | } |
14f69488 AD |
4127 | }, |
4128 | ||
4b9dfd5b AD |
4129 | inputSelector: function(element, value) { |
4130 | if (Object.isUndefined(value)) return element.checked ? element.value : null; | |
4131 | else element.checked = !!value; | |
14f69488 AD |
4132 | }, |
4133 | ||
4b9dfd5b AD |
4134 | textarea: function(element, value) { |
4135 | if (Object.isUndefined(value)) return element.value; | |
4136 | else element.value = value; | |
14f69488 AD |
4137 | }, |
4138 | ||
85e836d8 AD |
4139 | select: function(element, value) { |
4140 | if (Object.isUndefined(value)) | |
4b9dfd5b AD |
4141 | return this[element.type == 'select-one' ? |
4142 | 'selectOne' : 'selectMany'](element); | |
4143 | else { | |
85e836d8 | 4144 | var opt, currentValue, single = !Object.isArray(value); |
4b9dfd5b AD |
4145 | for (var i = 0, length = element.length; i < length; i++) { |
4146 | opt = element.options[i]; | |
85e836d8 | 4147 | currentValue = this.optionValue(opt); |
4b9dfd5b | 4148 | if (single) { |
85e836d8 | 4149 | if (currentValue == value) { |
4b9dfd5b AD |
4150 | opt.selected = true; |
4151 | return; | |
4152 | } | |
4153 | } | |
85e836d8 | 4154 | else opt.selected = value.include(currentValue); |
4b9dfd5b AD |
4155 | } |
4156 | } | |
14f69488 AD |
4157 | }, |
4158 | ||
4159 | selectOne: function(element) { | |
5c656a9d AD |
4160 | var index = element.selectedIndex; |
4161 | return index >= 0 ? this.optionValue(element.options[index]) : null; | |
14f69488 AD |
4162 | }, |
4163 | ||
4164 | selectMany: function(element) { | |
5c656a9d AD |
4165 | var values, length = element.length; |
4166 | if (!length) return null; | |
4167 | ||
4168 | for (var i = 0, values = []; i < length; i++) { | |
14f69488 | 4169 | var opt = element.options[i]; |
5c656a9d | 4170 | if (opt.selected) values.push(this.optionValue(opt)); |
14f69488 | 4171 | } |
5c656a9d AD |
4172 | return values; |
4173 | }, | |
4174 | ||
4175 | optionValue: function(opt) { | |
5c656a9d | 4176 | return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text; |
14f69488 | 4177 | } |
4b9dfd5b | 4178 | }; |
14f69488 AD |
4179 | |
4180 | /*--------------------------------------------------------------------------*/ | |
4181 | ||
85e836d8 | 4182 | |
4b9dfd5b AD |
4183 | Abstract.TimedObserver = Class.create(PeriodicalExecuter, { |
4184 | initialize: function($super, element, frequency, callback) { | |
4185 | $super(callback, frequency); | |
14f69488 | 4186 | this.element = $(element); |
14f69488 | 4187 | this.lastValue = this.getValue(); |
14f69488 AD |
4188 | }, |
4189 | ||
4b9dfd5b AD |
4190 | execute: function() { |
4191 | var value = this.getValue(); | |
4192 | if (Object.isString(this.lastValue) && Object.isString(value) ? | |
4193 | this.lastValue != value : String(this.lastValue) != String(value)) { | |
4194 | this.callback(this.element, value); | |
4195 | this.lastValue = value; | |
4196 | } | |
4197 | } | |
4198 | }); | |
4199 | ||
4200 | Form.Element.Observer = Class.create(Abstract.TimedObserver, { | |
4201 | getValue: function() { | |
4202 | return Form.Element.getValue(this.element); | |
4203 | } | |
4204 | }); | |
4205 | ||
4206 | Form.Observer = Class.create(Abstract.TimedObserver, { | |
4207 | getValue: function() { | |
4208 | return Form.serialize(this.element); | |
4209 | } | |
4210 | }); | |
4211 | ||
4212 | /*--------------------------------------------------------------------------*/ | |
4213 | ||
4214 | Abstract.EventObserver = Class.create({ | |
4215 | initialize: function(element, callback) { | |
4216 | this.element = $(element); | |
4217 | this.callback = callback; | |
4218 | ||
4219 | this.lastValue = this.getValue(); | |
4220 | if (this.element.tagName.toLowerCase() == 'form') | |
4221 | this.registerFormCallbacks(); | |
4222 | else | |
4223 | this.registerCallback(this.element); | |
14f69488 AD |
4224 | }, |
4225 | ||
4b9dfd5b | 4226 | onElementEvent: function() { |
14f69488 | 4227 | var value = this.getValue(); |
4b9dfd5b | 4228 | if (this.lastValue != value) { |
14f69488 AD |
4229 | this.callback(this.element, value); |
4230 | this.lastValue = value; | |
4231 | } | |
4b9dfd5b AD |
4232 | }, |
4233 | ||
4234 | registerFormCallbacks: function() { | |
4235 | Form.getElements(this.element).each(this.registerCallback, this); | |
4236 | }, | |
4237 | ||
4238 | registerCallback: function(element) { | |
4239 | if (element.type) { | |
4240 | switch (element.type.toLowerCase()) { | |
4241 | case 'checkbox': | |
4242 | case 'radio': | |
4243 | Event.observe(element, 'click', this.onElementEvent.bind(this)); | |
4244 | break; | |
4245 | default: | |
4246 | Event.observe(element, 'change', this.onElementEvent.bind(this)); | |
4247 | break; | |
4248 | } | |
4249 | } | |
14f69488 | 4250 | } |
4b9dfd5b AD |
4251 | }); |
4252 | ||
4253 | Form.Element.EventObserver = Class.create(Abstract.EventObserver, { | |
4254 | getValue: function() { | |
4255 | return Form.Element.getValue(this.element); | |
4256 | } | |
4257 | }); | |
4258 | ||
4259 | Form.EventObserver = Class.create(Abstract.EventObserver, { | |
4260 | getValue: function() { | |
4261 | return Form.serialize(this.element); | |
4262 | } | |
4263 | }); | |
85e836d8 AD |
4264 | (function() { |
4265 | ||
4266 | var Event = { | |
4267 | KEY_BACKSPACE: 8, | |
4268 | KEY_TAB: 9, | |
4269 | KEY_RETURN: 13, | |
4270 | KEY_ESC: 27, | |
4271 | KEY_LEFT: 37, | |
4272 | KEY_UP: 38, | |
4273 | KEY_RIGHT: 39, | |
4274 | KEY_DOWN: 40, | |
4275 | KEY_DELETE: 46, | |
4276 | KEY_HOME: 36, | |
4277 | KEY_END: 35, | |
4278 | KEY_PAGEUP: 33, | |
4279 | KEY_PAGEDOWN: 34, | |
4280 | KEY_INSERT: 45, | |
4281 | ||
4282 | cache: {} | |
4283 | }; | |
4b9dfd5b | 4284 | |
85e836d8 AD |
4285 | var docEl = document.documentElement; |
4286 | var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl | |
4287 | && 'onmouseleave' in docEl; | |
4b9dfd5b | 4288 | |
85e836d8 | 4289 | var _isButton; |
4b9dfd5b AD |
4290 | if (Prototype.Browser.IE) { |
4291 | var buttonMap = { 0: 1, 1: 4, 2: 2 }; | |
85e836d8 AD |
4292 | _isButton = function(event, code) { |
4293 | return event.button === buttonMap[code]; | |
4b9dfd5b | 4294 | }; |
4b9dfd5b | 4295 | } else if (Prototype.Browser.WebKit) { |
85e836d8 | 4296 | _isButton = function(event, code) { |
4b9dfd5b AD |
4297 | switch (code) { |
4298 | case 0: return event.which == 1 && !event.metaKey; | |
4299 | case 1: return event.which == 1 && event.metaKey; | |
4300 | default: return false; | |
4301 | } | |
4302 | }; | |
4b9dfd5b | 4303 | } else { |
85e836d8 | 4304 | _isButton = function(event, code) { |
4b9dfd5b AD |
4305 | return event.which ? (event.which === code + 1) : (event.button === code); |
4306 | }; | |
4307 | } | |
4308 | ||
85e836d8 | 4309 | function isLeftClick(event) { return _isButton(event, 0) } |
4b9dfd5b | 4310 | |
85e836d8 | 4311 | function isMiddleClick(event) { return _isButton(event, 1) } |
4b9dfd5b | 4312 | |
85e836d8 | 4313 | function isRightClick(event) { return _isButton(event, 2) } |
4b9dfd5b | 4314 | |
85e836d8 AD |
4315 | function element(event) { |
4316 | event = Event.extend(event); | |
4b9dfd5b | 4317 | |
85e836d8 AD |
4318 | var node = event.target, type = event.type, |
4319 | currentTarget = event.currentTarget; | |
4b9dfd5b | 4320 | |
85e836d8 AD |
4321 | if (currentTarget && currentTarget.tagName) { |
4322 | if (type === 'load' || type === 'error' || | |
4323 | (type === 'click' && currentTarget.tagName.toLowerCase() === 'input' | |
4324 | && currentTarget.type === 'radio')) | |
4325 | node = currentTarget; | |
4b9dfd5b | 4326 | } |
85e836d8 AD |
4327 | |
4328 | if (node.nodeType == Node.TEXT_NODE) | |
4329 | node = node.parentNode; | |
4330 | ||
4331 | return Element.extend(node); | |
4332 | } | |
4333 | ||
4334 | function findElement(event, expression) { | |
4335 | var element = Event.element(event); | |
4336 | if (!expression) return element; | |
4337 | var elements = [element].concat(element.ancestors()); | |
4338 | return Selector.findElement(elements, expression, 0); | |
4339 | } | |
4340 | ||
4341 | function pointer(event) { | |
4342 | return { x: pointerX(event), y: pointerY(event) }; | |
4343 | } | |
4344 | ||
4345 | function pointerX(event) { | |
4346 | var docElement = document.documentElement, | |
4347 | body = document.body || { scrollLeft: 0 }; | |
4348 | ||
4349 | return event.pageX || (event.clientX + | |
4350 | (docElement.scrollLeft || body.scrollLeft) - | |
4351 | (docElement.clientLeft || 0)); | |
4352 | } | |
4353 | ||
4354 | function pointerY(event) { | |
4355 | var docElement = document.documentElement, | |
4356 | body = document.body || { scrollTop: 0 }; | |
4357 | ||
4358 | return event.pageY || (event.clientY + | |
4359 | (docElement.scrollTop || body.scrollTop) - | |
4360 | (docElement.clientTop || 0)); | |
4361 | } | |
4362 | ||
4363 | ||
4364 | function stop(event) { | |
4365 | Event.extend(event); | |
4366 | event.preventDefault(); | |
4367 | event.stopPropagation(); | |
4368 | ||
4369 | event.stopped = true; | |
4370 | } | |
4371 | ||
4372 | Event.Methods = { | |
4373 | isLeftClick: isLeftClick, | |
4374 | isMiddleClick: isMiddleClick, | |
4375 | isRightClick: isRightClick, | |
4376 | ||
4377 | element: element, | |
4378 | findElement: findElement, | |
4379 | ||
4380 | pointer: pointer, | |
4381 | pointerX: pointerX, | |
4382 | pointerY: pointerY, | |
4383 | ||
4384 | stop: stop | |
4b9dfd5b | 4385 | }; |
4b9dfd5b | 4386 | |
85e836d8 | 4387 | |
4b9dfd5b AD |
4388 | var methods = Object.keys(Event.Methods).inject({ }, function(m, name) { |
4389 | m[name] = Event.Methods[name].methodize(); | |
4390 | return m; | |
4391 | }); | |
4392 | ||
4393 | if (Prototype.Browser.IE) { | |
85e836d8 AD |
4394 | function _relatedTarget(event) { |
4395 | var element; | |
4396 | switch (event.type) { | |
4397 | case 'mouseover': element = event.fromElement; break; | |
4398 | case 'mouseout': element = event.toElement; break; | |
4399 | default: return null; | |
4400 | } | |
4401 | return Element.extend(element); | |
4402 | } | |
4403 | ||
4b9dfd5b AD |
4404 | Object.extend(methods, { |
4405 | stopPropagation: function() { this.cancelBubble = true }, | |
4406 | preventDefault: function() { this.returnValue = false }, | |
85e836d8 | 4407 | inspect: function() { return '[object Event]' } |
4b9dfd5b AD |
4408 | }); |
4409 | ||
85e836d8 | 4410 | Event.extend = function(event, element) { |
4b9dfd5b AD |
4411 | if (!event) return false; |
4412 | if (event._extendedByPrototype) return event; | |
4413 | ||
4414 | event._extendedByPrototype = Prototype.emptyFunction; | |
4415 | var pointer = Event.pointer(event); | |
85e836d8 | 4416 | |
4b9dfd5b | 4417 | Object.extend(event, { |
85e836d8 AD |
4418 | target: event.srcElement || element, |
4419 | relatedTarget: _relatedTarget(event), | |
4b9dfd5b AD |
4420 | pageX: pointer.x, |
4421 | pageY: pointer.y | |
4422 | }); | |
85e836d8 | 4423 | |
4b9dfd5b AD |
4424 | return Object.extend(event, methods); |
4425 | }; | |
4b9dfd5b | 4426 | } else { |
85e836d8 | 4427 | Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__; |
4b9dfd5b | 4428 | Object.extend(Event.prototype, methods); |
85e836d8 | 4429 | Event.extend = Prototype.K; |
4b9dfd5b | 4430 | } |
4b9dfd5b | 4431 | |
85e836d8 AD |
4432 | function _createResponder(element, eventName, handler) { |
4433 | var registry = Element.retrieve(element, 'prototype_event_registry'); | |
4b9dfd5b | 4434 | |
85e836d8 AD |
4435 | if (Object.isUndefined(registry)) { |
4436 | CACHE.push(element); | |
4437 | registry = Element.retrieve(element, 'prototype_event_registry', $H()); | |
4438 | } | |
4b9dfd5b | 4439 | |
85e836d8 AD |
4440 | var respondersForEvent = registry.get(eventName); |
4441 | if (Object.isUndefined(respondersForEvent)) { | |
4442 | respondersForEvent = []; | |
4443 | registry.set(eventName, respondersForEvent); | |
4444 | } | |
4b9dfd5b | 4445 | |
85e836d8 | 4446 | if (respondersForEvent.pluck('handler').include(handler)) return false; |
4b9dfd5b | 4447 | |
85e836d8 AD |
4448 | var responder; |
4449 | if (eventName.include(":")) { | |
4450 | responder = function(event) { | |
4451 | if (Object.isUndefined(event.eventName)) | |
4452 | return false; | |
4b9dfd5b | 4453 | |
85e836d8 | 4454 | if (event.eventName !== eventName) |
4b9dfd5b AD |
4455 | return false; |
4456 | ||
85e836d8 AD |
4457 | Event.extend(event, element); |
4458 | handler.call(element, event); | |
4459 | }; | |
4460 | } else { | |
4461 | if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED && | |
4462 | (eventName === "mouseenter" || eventName === "mouseleave")) { | |
4463 | if (eventName === "mouseenter" || eventName === "mouseleave") { | |
4464 | responder = function(event) { | |
4465 | Event.extend(event, element); | |
4466 | ||
4467 | var parent = event.relatedTarget; | |
4468 | while (parent && parent !== element) { | |
4469 | try { parent = parent.parentNode; } | |
4470 | catch(e) { parent = element; } | |
4471 | } | |
4b9dfd5b | 4472 | |
85e836d8 | 4473 | if (parent === element) return; |
4b9dfd5b | 4474 | |
85e836d8 AD |
4475 | handler.call(element, event); |
4476 | }; | |
4477 | } | |
4478 | } else { | |
4479 | responder = function(event) { | |
4480 | Event.extend(event, element); | |
4481 | handler.call(element, event); | |
4482 | }; | |
4483 | } | |
4484 | } | |
4b9dfd5b | 4485 | |
85e836d8 AD |
4486 | responder.handler = handler; |
4487 | respondersForEvent.push(responder); | |
4488 | return responder; | |
4b9dfd5b AD |
4489 | } |
4490 | ||
85e836d8 AD |
4491 | function _destroyCache() { |
4492 | for (var i = 0, length = CACHE.length; i < length; i++) { | |
4493 | Event.stopObserving(CACHE[i]); | |
4494 | CACHE[i] = null; | |
4495 | } | |
4b9dfd5b AD |
4496 | } |
4497 | ||
85e836d8 AD |
4498 | var CACHE = []; |
4499 | ||
4500 | if (Prototype.Browser.IE) | |
4501 | window.attachEvent('onunload', _destroyCache); | |
4502 | ||
4503 | if (Prototype.Browser.WebKit) | |
4504 | window.addEventListener('unload', Prototype.emptyFunction, false); | |
4505 | ||
4506 | ||
4507 | var _getDOMEventName = Prototype.K; | |
4508 | ||
4509 | if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) { | |
4510 | _getDOMEventName = function(eventName) { | |
4511 | var translations = { mouseenter: "mouseover", mouseleave: "mouseout" }; | |
4512 | return eventName in translations ? translations[eventName] : eventName; | |
4513 | }; | |
4b9dfd5b AD |
4514 | } |
4515 | ||
85e836d8 AD |
4516 | function observe(element, eventName, handler) { |
4517 | element = $(element); | |
4b9dfd5b | 4518 | |
85e836d8 | 4519 | var responder = _createResponder(element, eventName, handler); |
4b9dfd5b | 4520 | |
85e836d8 AD |
4521 | if (!responder) return element; |
4522 | ||
4523 | if (eventName.include(':')) { | |
4524 | if (element.addEventListener) | |
4525 | element.addEventListener("dataavailable", responder, false); | |
4526 | else { | |
4527 | element.attachEvent("ondataavailable", responder); | |
4528 | element.attachEvent("onfilterchange", responder); | |
4b9dfd5b | 4529 | } |
85e836d8 AD |
4530 | } else { |
4531 | var actualEventName = _getDOMEventName(eventName); | |
4b9dfd5b | 4532 | |
85e836d8 AD |
4533 | if (element.addEventListener) |
4534 | element.addEventListener(actualEventName, responder, false); | |
4535 | else | |
4536 | element.attachEvent("on" + actualEventName, responder); | |
4537 | } | |
4b9dfd5b | 4538 | |
85e836d8 AD |
4539 | return element; |
4540 | } | |
4b9dfd5b | 4541 | |
85e836d8 AD |
4542 | function stopObserving(element, eventName, handler) { |
4543 | element = $(element); | |
14f69488 | 4544 | |
85e836d8 | 4545 | var registry = Element.retrieve(element, 'prototype_event_registry'); |
14f69488 | 4546 | |
85e836d8 | 4547 | if (Object.isUndefined(registry)) return element; |
14f69488 | 4548 | |
85e836d8 AD |
4549 | if (eventName && !handler) { |
4550 | var responders = registry.get(eventName); | |
14f69488 | 4551 | |
85e836d8 | 4552 | if (Object.isUndefined(responders)) return element; |
14f69488 | 4553 | |
85e836d8 AD |
4554 | responders.each( function(r) { |
4555 | Element.stopObserving(element, eventName, r.handler); | |
4556 | }); | |
4b9dfd5b | 4557 | return element; |
85e836d8 AD |
4558 | } else if (!eventName) { |
4559 | registry.each( function(pair) { | |
4560 | var eventName = pair.key, responders = pair.value; | |
14f69488 | 4561 | |
85e836d8 AD |
4562 | responders.each( function(r) { |
4563 | Element.stopObserving(element, eventName, r.handler); | |
4564 | }); | |
4565 | }); | |
4566 | return element; | |
4567 | } | |
14f69488 | 4568 | |
85e836d8 | 4569 | var responders = registry.get(eventName); |
14f69488 | 4570 | |
85e836d8 | 4571 | if (!responders) return; |
4b9dfd5b | 4572 | |
85e836d8 AD |
4573 | var responder = responders.find( function(r) { return r.handler === handler; }); |
4574 | if (!responder) return element; | |
4575 | ||
4576 | var actualEventName = _getDOMEventName(eventName); | |
4577 | ||
4578 | if (eventName.include(':')) { | |
4579 | if (element.removeEventListener) | |
4580 | element.removeEventListener("dataavailable", responder, false); | |
4581 | else { | |
4582 | element.detachEvent("ondataavailable", responder); | |
4583 | element.detachEvent("onfilterchange", responder); | |
14f69488 | 4584 | } |
85e836d8 AD |
4585 | } else { |
4586 | if (element.removeEventListener) | |
4587 | element.removeEventListener(actualEventName, responder, false); | |
4588 | else | |
4589 | element.detachEvent('on' + actualEventName, responder); | |
4590 | } | |
4591 | ||
4592 | registry.set(eventName, responders.without(responder)); | |
4593 | ||
4594 | return element; | |
4595 | } | |
4596 | ||
4597 | function fire(element, eventName, memo, bubble) { | |
4598 | element = $(element); | |
4599 | ||
4600 | if (Object.isUndefined(bubble)) | |
4601 | bubble = true; | |
4b9dfd5b | 4602 | |
85e836d8 AD |
4603 | if (element == document && document.createEvent && !element.dispatchEvent) |
4604 | element = document.documentElement; | |
4605 | ||
4606 | var event; | |
4607 | if (document.createEvent) { | |
4608 | event = document.createEvent('HTMLEvents'); | |
4609 | event.initEvent('dataavailable', true, true); | |
4610 | } else { | |
4611 | event = document.createEventObject(); | |
4612 | event.eventType = bubble ? 'ondataavailable' : 'onfilterchange'; | |
14f69488 | 4613 | } |
14f69488 | 4614 | |
85e836d8 AD |
4615 | event.eventName = eventName; |
4616 | event.memo = memo || { }; | |
4b9dfd5b | 4617 | |
85e836d8 AD |
4618 | if (document.createEvent) |
4619 | element.dispatchEvent(event); | |
4620 | else | |
4621 | element.fireEvent(event.eventType, event); | |
14f69488 | 4622 | |
85e836d8 AD |
4623 | return Event.extend(event); |
4624 | } | |
4625 | ||
4626 | ||
4627 | Object.extend(Event, Event.Methods); | |
4628 | ||
4629 | Object.extend(Event, { | |
4630 | fire: fire, | |
4631 | observe: observe, | |
4632 | stopObserving: stopObserving | |
4633 | }); | |
4634 | ||
4635 | Element.addMethods({ | |
4636 | fire: fire, | |
4637 | ||
4638 | observe: observe, | |
4639 | ||
4640 | stopObserving: stopObserving | |
4641 | }); | |
4642 | ||
4643 | Object.extend(document, { | |
4644 | fire: fire.methodize(), | |
4645 | ||
4646 | observe: observe.methodize(), | |
4647 | ||
4648 | stopObserving: stopObserving.methodize(), | |
4649 | ||
4650 | loaded: false | |
4651 | }); | |
4652 | ||
4653 | if (window.Event) Object.extend(window.Event, Event); | |
4654 | else window.Event = Event; | |
4655 | })(); | |
14f69488 | 4656 | |
4b9dfd5b AD |
4657 | (function() { |
4658 | /* Support for the DOMContentLoaded event is based on work by Dan Webb, | |
85e836d8 | 4659 | Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */ |
14f69488 | 4660 | |
4b9dfd5b | 4661 | var timer; |
14f69488 | 4662 | |
4b9dfd5b AD |
4663 | function fireContentLoadedEvent() { |
4664 | if (document.loaded) return; | |
85e836d8 | 4665 | if (timer) window.clearTimeout(timer); |
4b9dfd5b | 4666 | document.loaded = true; |
85e836d8 | 4667 | document.fire('dom:loaded'); |
4b9dfd5b | 4668 | } |
14f69488 | 4669 | |
85e836d8 AD |
4670 | function checkReadyState() { |
4671 | if (document.readyState === 'complete') { | |
4672 | document.stopObserving('readystatechange', checkReadyState); | |
4673 | fireContentLoadedEvent(); | |
4674 | } | |
4675 | } | |
14f69488 | 4676 | |
85e836d8 AD |
4677 | function pollDoScroll() { |
4678 | try { document.documentElement.doScroll('left'); } | |
4679 | catch(e) { | |
4680 | timer = pollDoScroll.defer(); | |
4681 | return; | |
14f69488 | 4682 | } |
85e836d8 AD |
4683 | fireContentLoadedEvent(); |
4684 | } | |
14f69488 | 4685 | |
85e836d8 AD |
4686 | if (document.addEventListener) { |
4687 | document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false); | |
4b9dfd5b | 4688 | } else { |
85e836d8 AD |
4689 | document.observe('readystatechange', checkReadyState); |
4690 | if (window == top) | |
4691 | timer = pollDoScroll.defer(); | |
4b9dfd5b | 4692 | } |
85e836d8 AD |
4693 | |
4694 | Event.observe(window, 'load', fireContentLoadedEvent); | |
4b9dfd5b | 4695 | })(); |
85e836d8 AD |
4696 | |
4697 | Element.addMethods(); | |
4698 | ||
4b9dfd5b | 4699 | /*------------------------------- DEPRECATED -------------------------------*/ |
14f69488 | 4700 | |
4b9dfd5b | 4701 | Hash.toQueryString = Object.toQueryString; |
14f69488 | 4702 | |
4b9dfd5b | 4703 | var Toggle = { display: Element.toggle }; |
14f69488 | 4704 | |
4b9dfd5b | 4705 | Element.Methods.childOf = Element.Methods.descendantOf; |
14f69488 | 4706 | |
4b9dfd5b AD |
4707 | var Insertion = { |
4708 | Before: function(element, content) { | |
4709 | return Element.insert(element, {before:content}); | |
14f69488 AD |
4710 | }, |
4711 | ||
4b9dfd5b AD |
4712 | Top: function(element, content) { |
4713 | return Element.insert(element, {top:content}); | |
4714 | }, | |
14f69488 | 4715 | |
4b9dfd5b AD |
4716 | Bottom: function(element, content) { |
4717 | return Element.insert(element, {bottom:content}); | |
4718 | }, | |
14f69488 | 4719 | |
4b9dfd5b AD |
4720 | After: function(element, content) { |
4721 | return Element.insert(element, {after:content}); | |
14f69488 | 4722 | } |
4b9dfd5b AD |
4723 | }; |
4724 | ||
4725 | var $continue = new Error('"throw $continue" is deprecated, use "return" instead'); | |
14f69488 | 4726 | |
14f69488 | 4727 | var Position = { |
14f69488 AD |
4728 | includeScrollOffsets: false, |
4729 | ||
14f69488 AD |
4730 | prepare: function() { |
4731 | this.deltaX = window.pageXOffset | |
4732 | || document.documentElement.scrollLeft | |
4733 | || document.body.scrollLeft | |
4734 | || 0; | |
4735 | this.deltaY = window.pageYOffset | |
4736 | || document.documentElement.scrollTop | |
4737 | || document.body.scrollTop | |
4738 | || 0; | |
4739 | }, | |
4740 | ||
14f69488 AD |
4741 | within: function(element, x, y) { |
4742 | if (this.includeScrollOffsets) | |
4743 | return this.withinIncludingScrolloffsets(element, x, y); | |
4744 | this.xcomp = x; | |
4745 | this.ycomp = y; | |
4b9dfd5b | 4746 | this.offset = Element.cumulativeOffset(element); |
14f69488 AD |
4747 | |
4748 | return (y >= this.offset[1] && | |
4749 | y < this.offset[1] + element.offsetHeight && | |
4750 | x >= this.offset[0] && | |
4751 | x < this.offset[0] + element.offsetWidth); | |
4752 | }, | |
4753 | ||
4754 | withinIncludingScrolloffsets: function(element, x, y) { | |
4b9dfd5b | 4755 | var offsetcache = Element.cumulativeScrollOffset(element); |
14f69488 AD |
4756 | |
4757 | this.xcomp = x + offsetcache[0] - this.deltaX; | |
4758 | this.ycomp = y + offsetcache[1] - this.deltaY; | |
4b9dfd5b | 4759 | this.offset = Element.cumulativeOffset(element); |
14f69488 AD |
4760 | |
4761 | return (this.ycomp >= this.offset[1] && | |
4762 | this.ycomp < this.offset[1] + element.offsetHeight && | |
4763 | this.xcomp >= this.offset[0] && | |
4764 | this.xcomp < this.offset[0] + element.offsetWidth); | |
4765 | }, | |
4766 | ||
14f69488 AD |
4767 | overlap: function(mode, element) { |
4768 | if (!mode) return 0; | |
4769 | if (mode == 'vertical') | |
4770 | return ((this.offset[1] + element.offsetHeight) - this.ycomp) / | |
4771 | element.offsetHeight; | |
4772 | if (mode == 'horizontal') | |
4773 | return ((this.offset[0] + element.offsetWidth) - this.xcomp) / | |
4774 | element.offsetWidth; | |
4775 | }, | |
4776 | ||
14f69488 | 4777 | |
4b9dfd5b | 4778 | cumulativeOffset: Element.Methods.cumulativeOffset, |
14f69488 | 4779 | |
4b9dfd5b | 4780 | positionedOffset: Element.Methods.positionedOffset, |
14f69488 | 4781 | |
4b9dfd5b AD |
4782 | absolutize: function(element) { |
4783 | Position.prepare(); | |
4784 | return Element.absolutize(element); | |
4785 | }, | |
14f69488 | 4786 | |
4b9dfd5b AD |
4787 | relativize: function(element) { |
4788 | Position.prepare(); | |
4789 | return Element.relativize(element); | |
14f69488 AD |
4790 | }, |
4791 | ||
4b9dfd5b | 4792 | realOffset: Element.Methods.cumulativeScrollOffset, |
14f69488 | 4793 | |
4b9dfd5b | 4794 | offsetParent: Element.Methods.getOffsetParent, |
14f69488 | 4795 | |
4b9dfd5b | 4796 | page: Element.Methods.viewportOffset, |
14f69488 | 4797 | |
4b9dfd5b AD |
4798 | clone: function(source, target, options) { |
4799 | options = options || { }; | |
4800 | return Element.clonePosition(target, source, options); | |
4801 | } | |
4802 | }; | |
4803 | ||
4804 | /*--------------------------------------------------------------------------*/ | |
4805 | ||
4806 | if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){ | |
4807 | function iter(name) { | |
4808 | return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]"; | |
4809 | } | |
4810 | ||
4811 | instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ? | |
4812 | function(element, className) { | |
4813 | className = className.toString().strip(); | |
4814 | var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className); | |
4815 | return cond ? document._getElementsByXPath('.//*' + cond, element) : []; | |
4816 | } : function(element, className) { | |
4817 | className = className.toString().strip(); | |
4818 | var elements = [], classNames = (/\s/.test(className) ? $w(className) : null); | |
4819 | if (!classNames && !className) return elements; | |
4820 | ||
4821 | var nodes = $(element).getElementsByTagName('*'); | |
4822 | className = ' ' + className + ' '; | |
4823 | ||
4824 | for (var i = 0, child, cn; child = nodes[i]; i++) { | |
4825 | if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) || | |
4826 | (classNames && classNames.all(function(name) { | |
4827 | return !name.toString().blank() && cn.include(' ' + name + ' '); | |
4828 | })))) | |
4829 | elements.push(Element.extend(child)); | |
14f69488 | 4830 | } |
4b9dfd5b AD |
4831 | return elements; |
4832 | }; | |
14f69488 | 4833 | |
4b9dfd5b AD |
4834 | return function(className, parentElement) { |
4835 | return $(parentElement || document.body).getElementsByClassName(className); | |
4836 | }; | |
4837 | }(Element.Methods); | |
14f69488 | 4838 | |
4b9dfd5b | 4839 | /*--------------------------------------------------------------------------*/ |
14f69488 | 4840 | |
4b9dfd5b AD |
4841 | Element.ClassNames = Class.create(); |
4842 | Element.ClassNames.prototype = { | |
4843 | initialize: function(element) { | |
4844 | this.element = $(element); | |
4845 | }, | |
14f69488 | 4846 | |
4b9dfd5b AD |
4847 | _each: function(iterator) { |
4848 | this.element.className.split(/\s+/).select(function(name) { | |
4849 | return name.length > 0; | |
4850 | })._each(iterator); | |
4851 | }, | |
14f69488 | 4852 | |
4b9dfd5b AD |
4853 | set: function(className) { |
4854 | this.element.className = className; | |
14f69488 AD |
4855 | }, |
4856 | ||
4b9dfd5b AD |
4857 | add: function(classNameToAdd) { |
4858 | if (this.include(classNameToAdd)) return; | |
4859 | this.set($A(this).concat(classNameToAdd).join(' ')); | |
4860 | }, | |
14f69488 | 4861 | |
4b9dfd5b AD |
4862 | remove: function(classNameToRemove) { |
4863 | if (!this.include(classNameToRemove)) return; | |
4864 | this.set($A(this).without(classNameToRemove).join(' ')); | |
4865 | }, | |
14f69488 | 4866 | |
4b9dfd5b AD |
4867 | toString: function() { |
4868 | return $A(this).join(' '); | |
14f69488 | 4869 | } |
4b9dfd5b | 4870 | }; |
14f69488 | 4871 | |
4b9dfd5b | 4872 | Object.extend(Element.ClassNames.prototype, Enumerable); |
14f69488 | 4873 | |
4b9dfd5b | 4874 | /*--------------------------------------------------------------------------*/ |