Changesets can be listed by changeset number.
The Git repository is here.
- Revision:
- 171
- Log:
Initial import of Beast 0.9 from downloaded Tarball. Beast is a Ruby
On Rails based forum application. The original tarball came from the
following location:http://s3.amazonaws.com/beast-forum/beast-0.9.tar.gz
The forum post which announced this version's availability was at:
http://beast.caboo.se/forums/1/topics/446
- Author:
- rool
- Date:
- Fri Mar 02 15:51:55 +0000 2007
- Size:
- 55395 Bytes
1 | /* Prototype JavaScript framework, version 1.5.0_rc0 |
2 | * (c) 2005 Sam Stephenson <sam@conio.net> |
3 | * |
4 | * Prototype is freely distributable under the terms of an MIT-style license. |
5 | * For details, see the Prototype web site: http://prototype.conio.net/ |
6 | * |
7 | /*--------------------------------------------------------------------------*/ |
8 | |
9 | var Prototype = { |
10 | Version: '1.5.0_rc0', |
11 | ScriptFragment: '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)', |
12 | |
13 | emptyFunction: function() {}, |
14 | K: function(x) {return x} |
15 | } |
16 | |
17 | var Class = { |
18 | create: function() { |
19 | return function() { |
20 | this.initialize.apply(this, arguments); |
21 | } |
22 | } |
23 | } |
24 | |
25 | var Abstract = new Object(); |
26 | |
27 | Object.extend = function(destination, source) { |
28 | for (var property in source) { |
29 | destination[property] = source[property]; |
30 | } |
31 | return destination; |
32 | } |
33 | |
34 | Object.inspect = function(object) { |
35 | try { |
36 | if (object == undefined) return 'undefined'; |
37 | if (object == null) return 'null'; |
38 | return object.inspect ? object.inspect() : object.toString(); |
39 | } catch (e) { |
40 | if (e instanceof RangeError) return '...'; |
41 | throw e; |
42 | } |
43 | } |
44 | |
45 | Function.prototype.bind = function() { |
46 | var __method = this, args = $A(arguments), object = args.shift(); |
47 | return function() { |
48 | return __method.apply(object, args.concat($A(arguments))); |
49 | } |
50 | } |
51 | |
52 | Function.prototype.bindAsEventListener = function(object) { |
53 | var __method = this; |
54 | return function(event) { |
55 | return __method.call(object, event || window.event); |
56 | } |
57 | } |
58 | |
59 | Object.extend(Number.prototype, { |
60 | toColorPart: function() { |
61 | var digits = this.toString(16); |
62 | if (this < 16) return '0' + digits; |
63 | return digits; |
64 | }, |
65 | |
66 | succ: function() { |
67 | return this + 1; |
68 | }, |
69 | |
70 | times: function(iterator) { |
71 | $R(0, this, true).each(iterator); |
72 | return this; |
73 | } |
74 | }); |
75 | |
76 | var Try = { |
77 | these: function() { |
78 | var returnValue; |
79 | |
80 | for (var i = 0; i < arguments.length; i++) { |
81 | var lambda = arguments[i]; |
82 | try { |
83 | returnValue = lambda(); |
84 | break; |
85 | } catch (e) {} |
86 | } |
87 | |
88 | return returnValue; |
89 | } |
90 | } |
91 | |
92 | /*--------------------------------------------------------------------------*/ |
93 | |
94 | var PeriodicalExecuter = Class.create(); |
95 | PeriodicalExecuter.prototype = { |
96 | initialize: function(callback, frequency) { |
97 | this.callback = callback; |
98 | this.frequency = frequency; |
99 | this.currentlyExecuting = false; |
100 | |
101 | this.registerCallback(); |
102 | }, |
103 | |
104 | registerCallback: function() { |
105 | setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); |
106 | }, |
107 | |
108 | onTimerEvent: function() { |
109 | if (!this.currentlyExecuting) { |
110 | try { |
111 | this.currentlyExecuting = true; |
112 | this.callback(); |
113 | } finally { |
114 | this.currentlyExecuting = false; |
115 | } |
116 | } |
117 | } |
118 | } |
119 | Object.extend(String.prototype, { |
120 | gsub: function(pattern, replacement) { |
121 | var result = '', source = this, match; |
122 | replacement = arguments.callee.prepareReplacement(replacement); |
123 | |
124 | while (source.length > 0) { |
125 | if (match = source.match(pattern)) { |
126 | result += source.slice(0, match.index); |
127 | result += (replacement(match) || '').toString(); |
128 | source = source.slice(match.index + match[0].length); |
129 | } else { |
130 | result += source, source = ''; |
131 | } |
132 | } |
133 | return result; |
134 | }, |
135 | |
136 | sub: function(pattern, replacement, count) { |
137 | replacement = this.gsub.prepareReplacement(replacement); |
138 | count = count === undefined ? 1 : count; |
139 | |
140 | return this.gsub(pattern, function(match) { |
141 | if (--count < 0) return match[0]; |
142 | return replacement(match); |
143 | }); |
144 | }, |
145 | |
146 | scan: function(pattern, iterator) { |
147 | this.gsub(pattern, iterator); |
148 | return this; |
149 | }, |
150 | |
151 | truncate: function(length, truncation) { |
152 | length = length || 30; |
153 | truncation = truncation === undefined ? '...' : truncation; |
154 | return this.length > length ? |
155 | this.slice(0, length - truncation.length) + truncation : this; |
156 | }, |
157 | |
158 | strip: function() { |
159 | return this.replace(/^\s+/, '').replace(/\s+$/, ''); |
160 | }, |
161 | |
162 | stripTags: function() { |
163 | return this.replace(/<\/?[^>]+>/gi, ''); |
164 | }, |
165 | |
166 | stripScripts: function() { |
167 | return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), ''); |
168 | }, |
169 | |
170 | extractScripts: function() { |
171 | var matchAll = new RegExp(Prototype.ScriptFragment, 'img'); |
172 | var matchOne = new RegExp(Prototype.ScriptFragment, 'im'); |
173 | return (this.match(matchAll) || []).map(function(scriptTag) { |
174 | return (scriptTag.match(matchOne) || ['', ''])[1]; |
175 | }); |
176 | }, |
177 | |
178 | evalScripts: function() { |
179 | return this.extractScripts().map(function(script) { return eval(script) }); |
180 | }, |
181 | |
182 | escapeHTML: function() { |
183 | var div = document.createElement('div'); |
184 | var text = document.createTextNode(this); |
185 | div.appendChild(text); |
186 | return div.innerHTML; |
187 | }, |
188 | |
189 | unescapeHTML: function() { |
190 | var div = document.createElement('div'); |
191 | div.innerHTML = this.stripTags(); |
192 | return div.childNodes[0] ? div.childNodes[0].nodeValue : ''; |
193 | }, |
194 | |
195 | toQueryParams: function() { |
196 | var pairs = this.match(/^\??(.*)$/)[1].split('&'); |
197 | return pairs.inject({}, function(params, pairString) { |
198 | var pair = pairString.split('='); |
199 | params[pair[0]] = pair[1]; |
200 | return params; |
201 | }); |
202 | }, |
203 | |
204 | toArray: function() { |
205 | return this.split(''); |
206 | }, |
207 | |
208 | camelize: function() { |
209 | var oStringList = this.split('-'); |
210 | if (oStringList.length == 1) return oStringList[0]; |
211 | |
212 | var camelizedString = this.indexOf('-') == 0 |
213 | ? oStringList[0].charAt(0).toUpperCase() + oStringList[0].substring(1) |
214 | : oStringList[0]; |
215 | |
216 | for (var i = 1, len = oStringList.length; i < len; i++) { |
217 | var s = oStringList[i]; |
218 | camelizedString += s.charAt(0).toUpperCase() + s.substring(1); |
219 | } |
220 | |
221 | return camelizedString; |
222 | }, |
223 | |
224 | inspect: function() { |
225 | return "'" + this.replace(/\\/g, '\\\\').replace(/'/g, '\\\'') + "'"; |
226 | } |
227 | }); |
228 | |
229 | String.prototype.gsub.prepareReplacement = function(replacement) { |
230 | if (typeof replacement == 'function') return replacement; |
231 | var template = new Template(replacement); |
232 | return function(match) { return template.evaluate(match) }; |
233 | } |
234 | |
235 | String.prototype.parseQuery = String.prototype.toQueryParams; |
236 | |
237 | var Template = Class.create(); |
238 | Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; |
239 | Template.prototype = { |
240 | initialize: function(template, pattern) { |
241 | this.template = template.toString(); |
242 | this.pattern = pattern || Template.Pattern; |
243 | }, |
244 | |
245 | evaluate: function(object) { |
246 | return this.template.gsub(this.pattern, function(match) { |
247 | var before = match[1]; |
248 | if (before == '\\') return match[2]; |
249 | return before + (object[match[3]] || '').toString(); |
250 | }); |
251 | } |
252 | } |
253 | |
254 | var $break = new Object(); |
255 | var $continue = new Object(); |
256 | |
257 | var Enumerable = { |
258 | each: function(iterator) { |
259 | var index = 0; |
260 | try { |
261 | this._each(function(value) { |
262 | try { |
263 | iterator(value, index++); |
264 | } catch (e) { |
265 | if (e != $continue) throw e; |
266 | } |
267 | }); |
268 | } catch (e) { |
269 | if (e != $break) throw e; |
270 | } |
271 | }, |
272 | |
273 | all: function(iterator) { |
274 | var result = true; |
275 | this.each(function(value, index) { |
276 | result = result && !!(iterator || Prototype.K)(value, index); |
277 | if (!result) throw $break; |
278 | }); |
279 | return result; |
280 | }, |
281 | |
282 | any: function(iterator) { |
283 | var result = true; |
284 | this.each(function(value, index) { |
285 | if (result = !!(iterator || Prototype.K)(value, index)) |
286 | throw $break; |
287 | }); |
288 | return result; |
289 | }, |
290 | |
291 | collect: function(iterator) { |
292 | var results = []; |
293 | this.each(function(value, index) { |
294 | results.push(iterator(value, index)); |
295 | }); |
296 | return results; |
297 | }, |
298 | |
299 | detect: function (iterator) { |
300 | var result; |
301 | this.each(function(value, index) { |
302 | if (iterator(value, index)) { |
303 | result = value; |
304 | throw $break; |
305 | } |
306 | }); |
307 | return result; |
308 | }, |
309 | |
310 | findAll: function(iterator) { |
311 | var results = []; |
312 | this.each(function(value, index) { |
313 | if (iterator(value, index)) |
314 | results.push(value); |
315 | }); |
316 | return results; |
317 | }, |
318 | |
319 | grep: function(pattern, iterator) { |
320 | var results = []; |
321 | this.each(function(value, index) { |
322 | var stringValue = value.toString(); |
323 | if (stringValue.match(pattern)) |
324 | results.push((iterator || Prototype.K)(value, index)); |
325 | }) |
326 | return results; |
327 | }, |
328 | |
329 | include: function(object) { |
330 | var found = false; |
331 | this.each(function(value) { |
332 | if (value == object) { |
333 | found = true; |
334 | throw $break; |
335 | } |
336 | }); |
337 | return found; |
338 | }, |
339 | |
340 | inject: function(memo, iterator) { |
341 | this.each(function(value, index) { |
342 | memo = iterator(memo, value, index); |
343 | }); |
344 | return memo; |
345 | }, |
346 | |
347 | invoke: function(method) { |
348 | var args = $A(arguments).slice(1); |
349 | return this.collect(function(value) { |
350 | return value[method].apply(value, args); |
351 | }); |
352 | }, |
353 | |
354 | max: function(iterator) { |
355 | var result; |
356 | this.each(function(value, index) { |
357 | value = (iterator || Prototype.K)(value, index); |
358 | if (result == undefined || value >= result) |
359 | result = value; |
360 | }); |
361 | return result; |
362 | }, |
363 | |
364 | min: function(iterator) { |
365 | var result; |
366 | this.each(function(value, index) { |
367 | value = (iterator || Prototype.K)(value, index); |
368 | if (result == undefined || value < result) |
369 | result = value; |
370 | }); |
371 | return result; |
372 | }, |
373 | |
374 | partition: function(iterator) { |
375 | var trues = [], falses = []; |
376 | this.each(function(value, index) { |
377 | ((iterator || Prototype.K)(value, index) ? |
378 | trues : falses).push(value); |
379 | }); |
380 | return [trues, falses]; |
381 | }, |
382 | |
383 | pluck: function(property) { |
384 | var results = []; |
385 | this.each(function(value, index) { |
386 | results.push(value[property]); |
387 | }); |
388 | return results; |
389 | }, |
390 | |
391 | reject: function(iterator) { |
392 | var results = []; |
393 | this.each(function(value, index) { |
394 | if (!iterator(value, index)) |
395 | results.push(value); |
396 | }); |
397 | return results; |
398 | }, |
399 | |
400 | sortBy: function(iterator) { |
401 | return this.collect(function(value, index) { |
402 | return {value: value, criteria: iterator(value, index)}; |
403 | }).sort(function(left, right) { |
404 | var a = left.criteria, b = right.criteria; |
405 | return a < b ? -1 : a > b ? 1 : 0; |
406 | }).pluck('value'); |
407 | }, |
408 | |
409 | toArray: function() { |
410 | return this.collect(Prototype.K); |
411 | }, |
412 | |
413 | zip: function() { |
414 | var iterator = Prototype.K, args = $A(arguments); |
415 | if (typeof args.last() == 'function') |
416 | iterator = args.pop(); |
417 | |
418 | var collections = [this].concat(args).map($A); |
419 | return this.map(function(value, index) { |
420 | return iterator(collections.pluck(index)); |
421 | }); |
422 | }, |
423 | |
424 | inspect: function() { |
425 | return '#<Enumerable:' + this.toArray().inspect() + '>'; |
426 | } |
427 | } |
428 | |
429 | Object.extend(Enumerable, { |
430 | map: Enumerable.collect, |
431 | find: Enumerable.detect, |
432 | select: Enumerable.findAll, |
433 | member: Enumerable.include, |
434 | entries: Enumerable.toArray |
435 | }); |
436 | var $A = Array.from = function(iterable) { |
437 | if (!iterable) return []; |
438 | if (iterable.toArray) { |
439 | return iterable.toArray(); |
440 | } else { |
441 | var results = []; |
442 | for (var i = 0; i < iterable.length; i++) |
443 | results.push(iterable[i]); |
444 | return results; |
445 | } |
446 | } |
447 | |
448 | Object.extend(Array.prototype, Enumerable); |
449 | |
450 | if (!Array.prototype._reverse) |
451 | Array.prototype._reverse = Array.prototype.reverse; |
452 | |
453 | Object.extend(Array.prototype, { |
454 | _each: function(iterator) { |
455 | for (var i = 0; i < this.length; i++) |
456 | iterator(this[i]); |
457 | }, |
458 | |
459 | clear: function() { |
460 | this.length = 0; |
461 | return this; |
462 | }, |
463 | |
464 | first: function() { |
465 | return this[0]; |
466 | }, |
467 | |
468 | last: function() { |
469 | return this[this.length - 1]; |
470 | }, |
471 | |
472 | compact: function() { |
473 | return this.select(function(value) { |
474 | return value != undefined || value != null; |
475 | }); |
476 | }, |
477 | |
478 | flatten: function() { |
479 | return this.inject([], function(array, value) { |
480 | return array.concat(value && value.constructor == Array ? |
481 | value.flatten() : [value]); |
482 | }); |
483 | }, |
484 | |
485 | without: function() { |
486 | var values = $A(arguments); |
487 | return this.select(function(value) { |
488 | return !values.include(value); |
489 | }); |
490 | }, |
491 | |
492 | indexOf: function(object) { |
493 | for (var i = 0; i < this.length; i++) |
494 | if (this[i] == object) return i; |
495 | return -1; |
496 | }, |
497 | |
498 | reverse: function(inline) { |
499 | return (inline !== false ? this : this.toArray())._reverse(); |
500 | }, |
501 | |
502 | inspect: function() { |
503 | return '[' + this.map(Object.inspect).join(', ') + ']'; |
504 | } |
505 | }); |
506 | var Hash = { |
507 | _each: function(iterator) { |
508 | for (var key in this) { |
509 | var value = this[key]; |
510 | if (typeof value == 'function') continue; |
511 | |
512 | var pair = [key, value]; |
513 | pair.key = key; |
514 | pair.value = value; |
515 | iterator(pair); |
516 | } |
517 | }, |
518 | |
519 | keys: function() { |
520 | return this.pluck('key'); |
521 | }, |
522 | |
523 | values: function() { |
524 | return this.pluck('value'); |
525 | }, |
526 | |
527 | merge: function(hash) { |
528 | return $H(hash).inject($H(this), function(mergedHash, pair) { |
529 | mergedHash[pair.key] = pair.value; |
530 | return mergedHash; |
531 | }); |
532 | }, |
533 | |
534 | toQueryString: function() { |
535 | return this.map(function(pair) { |
536 | return pair.map(encodeURIComponent).join('='); |
537 | }).join('&'); |
538 | }, |
539 | |
540 | inspect: function() { |
541 | return '#<Hash:{' + this.map(function(pair) { |
542 | return pair.map(Object.inspect).join(': '); |
543 | }).join(', ') + '}>'; |
544 | } |
545 | } |
546 | |
547 | function $H(object) { |
548 | var hash = Object.extend({}, object || {}); |
549 | Object.extend(hash, Enumerable); |
550 | Object.extend(hash, Hash); |
551 | return hash; |
552 | } |
553 | ObjectRange = Class.create(); |
554 | Object.extend(ObjectRange.prototype, Enumerable); |
555 | Object.extend(ObjectRange.prototype, { |
556 | initialize: function(start, end, exclusive) { |
557 | this.start = start; |
558 | this.end = end; |
559 | this.exclusive = exclusive; |
560 | }, |
561 | |
562 | _each: function(iterator) { |
563 | var value = this.start; |
564 | do { |
565 | iterator(value); |
566 | value = value.succ(); |
567 | } while (this.include(value)); |
568 | }, |
569 | |
570 | include: function(value) { |
571 | if (value < this.start) |
572 | return false; |
573 | if (this.exclusive) |
574 | return value < this.end; |
575 | return value <= this.end; |
576 | } |
577 | }); |
578 | |
579 | var $R = function(start, end, exclusive) { |
580 | return new ObjectRange(start, end, exclusive); |
581 | } |
582 | |
583 | var Ajax = { |
584 | getTransport: function() { |
585 | return Try.these( |
586 | function() {return new XMLHttpRequest()}, |
587 | function() {return new ActiveXObject('Msxml2.XMLHTTP')}, |
588 | function() {return new ActiveXObject('Microsoft.XMLHTTP')} |
589 | ) || false; |
590 | }, |
591 | |
592 | activeRequestCount: 0 |
593 | } |
594 | |
595 | Ajax.Responders = { |
596 | responders: [], |
597 | |
598 | _each: function(iterator) { |
599 | this.responders._each(iterator); |
600 | }, |
601 | |
602 | register: function(responderToAdd) { |
603 | if (!this.include(responderToAdd)) |
604 | this.responders.push(responderToAdd); |
605 | }, |
606 | |
607 | unregister: function(responderToRemove) { |
608 | this.responders = this.responders.without(responderToRemove); |
609 | }, |
610 | |
611 | dispatch: function(callback, request, transport, json) { |
612 | this.each(function(responder) { |
613 | if (responder[callback] && typeof responder[callback] == 'function') { |
614 | try { |
615 | responder[callback].apply(responder, [request, transport, json]); |
616 | } catch (e) {} |
617 | } |
618 | }); |
619 | } |
620 | }; |
621 | |
622 | Object.extend(Ajax.Responders, Enumerable); |
623 | |
624 | Ajax.Responders.register({ |
625 | onCreate: function() { |
626 | Ajax.activeRequestCount++; |
627 | }, |
628 | |
629 | onComplete: function() { |
630 | Ajax.activeRequestCount--; |
631 | } |
632 | }); |
633 | |
634 | Ajax.Base = function() {}; |
635 | Ajax.Base.prototype = { |
636 | setOptions: function(options) { |
637 | this.options = { |
638 | method: 'post', |
639 | asynchronous: true, |
640 | contentType: 'application/x-www-form-urlencoded', |
641 | parameters: '' |
642 | } |
643 | Object.extend(this.options, options || {}); |
644 | }, |
645 | |
646 | responseIsSuccess: function() { |
647 | return this.transport.status == undefined |
648 | || this.transport.status == 0 |
649 | || (this.transport.status >= 200 && this.transport.status < 300); |
650 | }, |
651 | |
652 | responseIsFailure: function() { |
653 | return !this.responseIsSuccess(); |
654 | } |
655 | } |
656 | |
657 | Ajax.Request = Class.create(); |
658 | Ajax.Request.Events = |
659 | ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; |
660 | |
661 | Ajax.Request.prototype = Object.extend(new Ajax.Base(), { |
662 | initialize: function(url, options) { |
663 | this.transport = Ajax.getTransport(); |
664 | this.setOptions(options); |
665 | this.request(url); |
666 | }, |
667 | |
668 | request: function(url) { |
669 | var parameters = this.options.parameters || ''; |
670 | if (parameters.length > 0) parameters += '&_='; |
671 | |
672 | /* Simulate other verbs over post */ |
673 | if (this.options.method != 'get' && this.options.method != 'post') { |
674 | parameters += (parameters.length > 0 ? '&' : '') + '_method=' + this.options.method |
675 | this.options.method = 'post' |
676 | } |
677 | |
678 | try { |
679 | this.url = url; |
680 | if (this.options.method == 'get' && parameters.length > 0) |
681 | this.url += (this.url.match(/\?/) ? '&' : '?') + parameters; |
682 | |
683 | Ajax.Responders.dispatch('onCreate', this, this.transport); |
684 | |
685 | this.transport.open(this.options.method, this.url, |
686 | this.options.asynchronous); |
687 | |
688 | if (this.options.asynchronous) { |
689 | this.transport.onreadystatechange = this.onStateChange.bind(this); |
690 | setTimeout((function() {this.respondToReadyState(1)}).bind(this), 10); |
691 | } |
692 | |
693 | this.setRequestHeaders(); |
694 | |
695 | var body = this.options.postBody ? this.options.postBody : parameters; |
696 | this.transport.send(this.options.method == 'post' ? body : null); |
697 | |
698 | } catch (e) { |
699 | this.dispatchException(e); |
700 | } |
701 | }, |
702 | |
703 | setRequestHeaders: function() { |
704 | var requestHeaders = |
705 | ['X-Requested-With', 'XMLHttpRequest', |
706 | 'X-Prototype-Version', Prototype.Version, |
707 | 'Accept', 'text/javascript, text/html, application/xml, text/xml, */*']; |
708 | |
709 | if (this.options.method == 'post') { |
710 | requestHeaders.push('Content-type', this.options.contentType); |
711 | |
712 | /* Force "Connection: close" for Mozilla browsers to work around |
713 | * a bug where XMLHttpReqeuest sends an incorrect Content-length |
714 | * header. See Mozilla Bugzilla #246651. |
715 | */ |
716 | if (this.transport.overrideMimeType) |
717 | requestHeaders.push('Connection', 'close'); |
718 | } |
719 | |
720 | if (this.options.requestHeaders) |
721 | requestHeaders.push.apply(requestHeaders, this.options.requestHeaders); |
722 | |
723 | for (var i = 0; i < requestHeaders.length; i += 2) |
724 | this.transport.setRequestHeader(requestHeaders[i], requestHeaders[i+1]); |
725 | }, |
726 | |
727 | onStateChange: function() { |
728 | var readyState = this.transport.readyState; |
729 | if (readyState != 1) |
730 | this.respondToReadyState(this.transport.readyState); |
731 | }, |
732 | |
733 | header: function(name) { |
734 | try { |
735 | return this.transport.getResponseHeader(name); |
736 | } catch (e) {} |
737 | }, |
738 | |
739 | evalJSON: function() { |
740 | try { |
741 | return eval('(' + this.header('X-JSON') + ')'); |
742 | } catch (e) {} |
743 | }, |
744 | |
745 | evalResponse: function() { |
746 | try { |
747 | return eval(this.transport.responseText); |
748 | } catch (e) { |
749 | this.dispatchException(e); |
750 | } |
751 | }, |
752 | |
753 | respondToReadyState: function(readyState) { |
754 | var event = Ajax.Request.Events[readyState]; |
755 | var transport = this.transport, json = this.evalJSON(); |
756 | |
757 | if (event == 'Complete') { |
758 | try { |
759 | (this.options['on' + this.transport.status] |
760 | || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')] |
761 | || Prototype.emptyFunction)(transport, json); |
762 | } catch (e) { |
763 | this.dispatchException(e); |
764 | } |
765 | |
766 | if ((this.header('Content-type') || '').match(/^text\/javascript/i)) |
767 | this.evalResponse(); |
768 | } |
769 | |
770 | try { |
771 | (this.options['on' + event] || Prototype.emptyFunction)(transport, json); |
772 | Ajax.Responders.dispatch('on' + event, this, transport, json); |
773 | } catch (e) { |
774 | this.dispatchException(e); |
775 | } |
776 | |
777 | /* Avoid memory leak in MSIE: clean up the oncomplete event handler */ |
778 | if (event == 'Complete') |
779 | this.transport.onreadystatechange = Prototype.emptyFunction; |
780 | }, |
781 | |
782 | dispatchException: function(exception) { |
783 | (this.options.onException || Prototype.emptyFunction)(this, exception); |
784 | Ajax.Responders.dispatch('onException', this, exception); |
785 | } |
786 | }); |
787 | |
788 | Ajax.Updater = Class.create(); |
789 | |
790 | Object.extend(Object.extend(Ajax.Updater.prototype, Ajax.Request.prototype), { |
791 | initialize: function(container, url, options) { |
792 | this.containers = { |
793 | success: container.success ? $(container.success) : $(container), |
794 | failure: container.failure ? $(container.failure) : |
795 | (container.success ? null : $(container)) |
796 | } |
797 | |
798 | this.transport = Ajax.getTransport(); |
799 | this.setOptions(options); |
800 | |
801 | var onComplete = this.options.onComplete || Prototype.emptyFunction; |
802 | this.options.onComplete = (function(transport, object) { |
803 | this.updateContent(); |
804 | onComplete(transport, object); |
805 | }).bind(this); |
806 | |
807 | this.request(url); |
808 | }, |
809 | |
810 | updateContent: function() { |
811 | var receiver = this.responseIsSuccess() ? |
812 | this.containers.success : this.containers.failure; |
813 | var response = this.transport.responseText; |
814 | |
815 | if (!this.options.evalScripts) |
816 | response = response.stripScripts(); |
817 | |
818 | if (receiver) { |
819 | if (this.options.insertion) { |
820 | new this.options.insertion(receiver, response); |
821 | } else { |
822 | Element.update(receiver, response); |
823 | } |
824 | } |
825 | |
826 | if (this.responseIsSuccess()) { |
827 | if (this.onComplete) |
828 | setTimeout(this.onComplete.bind(this), 10); |
829 | } |
830 | } |
831 | }); |
832 | |
833 | Ajax.PeriodicalUpdater = Class.create(); |
834 | Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), { |
835 | initialize: function(container, url, options) { |
836 | this.setOptions(options); |
837 | this.onComplete = this.options.onComplete; |
838 | |
839 | this.frequency = (this.options.frequency || 2); |
840 | this.decay = (this.options.decay || 1); |
841 | |
842 | this.updater = {}; |
843 | this.container = container; |
844 | this.url = url; |
845 | |
846 | this.start(); |
847 | }, |
848 | |
849 | start: function() { |
850 | this.options.onComplete = this.updateComplete.bind(this); |
851 | this.onTimerEvent(); |
852 | }, |
853 | |
854 | stop: function() { |
855 | this.updater.onComplete = undefined; |
856 | clearTimeout(this.timer); |
857 | (this.onComplete || Prototype.emptyFunction).apply(this, arguments); |
858 | }, |
859 | |
860 | updateComplete: function(request) { |
861 | if (this.options.decay) { |
862 | this.decay = (request.responseText == this.lastText ? |
863 | this.decay * this.options.decay : 1); |
864 | |
865 | this.lastText = request.responseText; |
866 | } |
867 | this.timer = setTimeout(this.onTimerEvent.bind(this), |
868 | this.decay * this.frequency * 1000); |
869 | }, |
870 | |
871 | onTimerEvent: function() { |
872 | this.updater = new Ajax.Updater(this.container, this.url, this.options); |
873 | } |
874 | }); |
875 | function $() { |
876 | var results = [], element; |
877 | for (var i = 0; i < arguments.length; i++) { |
878 | element = arguments[i]; |
879 | if (typeof element == 'string') |
880 | element = document.getElementById(element); |
881 | results.push(Element.extend(element)); |
882 | } |
883 | return results.length < 2 ? results[0] : results; |
884 | } |
885 | |
886 | document.getElementsByClassName = function(className, parentElement) { |
887 | var children = ($(parentElement) || document.body).getElementsByTagName('*'); |
888 | return $A(children).inject([], function(elements, child) { |
889 | if (child.className.match(new RegExp("(^|\\s)" + className + "(\\s|$)"))) |
890 | elements.push(Element.extend(child)); |
891 | return elements; |
892 | }); |
893 | } |
894 | |
895 | /*--------------------------------------------------------------------------*/ |
896 | |
897 | if (!window.Element) |
898 | var Element = new Object(); |
899 | |
900 | Element.extend = function(element) { |
901 | if (!element) return; |
902 | if (_nativeExtensions) return element; |
903 | |
904 | if (!element._extended && element.tagName && element != window) { |
905 | var methods = Element.Methods, cache = Element.extend.cache; |
906 | for (property in methods) { |
907 | var value = methods[property]; |
908 | if (typeof value == 'function') |
909 | element[property] = cache.findOrStore(value); |
910 | } |
911 | } |
912 | |
913 | element._extended = true; |
914 | return element; |
915 | } |
916 | |
917 | Element.extend.cache = { |
918 | findOrStore: function(value) { |
919 | return this[value] = this[value] || function() { |
920 | return value.apply(null, [this].concat($A(arguments))); |
921 | } |
922 | } |
923 | } |
924 | |
925 | Element.Methods = { |
926 | visible: function(element) { |
927 | return $(element).style.display != 'none'; |
928 | }, |
929 | |
930 | toggle: function() { |
931 | for (var i = 0; i < arguments.length; i++) { |
932 | var element = $(arguments[i]); |
933 | Element[Element.visible(element) ? 'hide' : 'show'](element); |
934 | } |
935 | }, |
936 | |
937 | hide: function() { |
938 | for (var i = 0; i < arguments.length; i++) { |
939 | var element = $(arguments[i]); |
940 | element.style.display = 'none'; |
941 | } |
942 | }, |
943 | |
944 | show: function() { |
945 | for (var i = 0; i < arguments.length; i++) { |
946 | var element = $(arguments[i]); |
947 | element.style.display = ''; |
948 | } |
949 | }, |
950 | |
951 | remove: function(element) { |
952 | element = $(element); |
953 | element.parentNode.removeChild(element); |
954 | }, |
955 | |
956 | update: function(element, html) { |
957 | $(element).innerHTML = html.stripScripts(); |
958 | setTimeout(function() {html.evalScripts()}, 10); |
959 | }, |
960 | |
961 | replace: function(element, html) { |
962 | element = $(element); |
963 | if (element.outerHTML) { |
964 | element.outerHTML = html.stripScripts(); |
965 | } else { |
966 | var range = element.ownerDocument.createRange(); |
967 | range.selectNodeContents(element); |
968 | element.parentNode.replaceChild( |
969 | range.createContextualFragment(html.stripScripts()), element); |
970 | } |
971 | setTimeout(function() {html.evalScripts()}, 10); |
972 | }, |
973 | |
974 | getHeight: function(element) { |
975 | element = $(element); |
976 | return element.offsetHeight; |
977 | }, |
978 | |
979 | classNames: function(element) { |
980 | return new Element.ClassNames(element); |
981 | }, |
982 | |
983 | hasClassName: function(element, className) { |
984 | if (!(element = $(element))) return; |
985 | return Element.classNames(element).include(className); |
986 | }, |
987 | |
988 | addClassName: function(element, className) { |
989 | if (!(element = $(element))) return; |
990 | return Element.classNames(element).add(className); |
991 | }, |
992 | |
993 | removeClassName: function(element, className) { |
994 | if (!(element = $(element))) return; |
995 | return Element.classNames(element).remove(className); |
996 | }, |
997 | |
998 | // removes whitespace-only text node children |
999 | cleanWhitespace: function(element) { |
1000 | element = $(element); |
1001 | for (var i = 0; i < element.childNodes.length; i++) { |
1002 | var node = element.childNodes[i]; |
1003 | if (node.nodeType == 3 && !/\S/.test(node.nodeValue)) |
1004 | Element.remove(node); |
1005 | } |
1006 | }, |
1007 | |
1008 | empty: function(element) { |
1009 | return $(element).innerHTML.match(/^\s*$/); |
1010 | }, |
1011 | |
1012 | childOf: function(element, ancestor) { |
1013 | element = $(element), ancestor = $(ancestor); |
1014 | while (element = element.parentNode) |
1015 | if (element == ancestor) return true; |
1016 | return false; |
1017 | }, |
1018 | |
1019 | scrollTo: function(element) { |
1020 | element = $(element); |
1021 | var x = element.x ? element.x : element.offsetLeft, |
1022 | y = element.y ? element.y : element.offsetTop; |
1023 | window.scrollTo(x, y); |
1024 | }, |
1025 | |
1026 | getStyle: function(element, style) { |
1027 | element = $(element); |
1028 | var value = element.style[style.camelize()]; |
1029 | if (!value) { |
1030 | if (document.defaultView && document.defaultView.getComputedStyle) { |
1031 | var css = document.defaultView.getComputedStyle(element, null); |
1032 | value = css ? css.getPropertyValue(style) : null; |
1033 | } else if (element.currentStyle) { |
1034 | value = element.currentStyle[style.camelize()]; |
1035 | } |
1036 | } |
1037 | |
1038 | if (window.opera && ['left', 'top', 'right', 'bottom'].include(style)) |
1039 | if (Element.getStyle(element, 'position') == 'static') value = 'auto'; |
1040 | |
1041 | return value == 'auto' ? null : value; |
1042 | }, |
1043 | |
1044 | setStyle: function(element, style) { |
1045 | element = $(element); |
1046 | for (var name in style) |
1047 | element.style[name.camelize()] = style[name]; |
1048 | }, |
1049 | |
1050 | getDimensions: function(element) { |
1051 | element = $(element); |
1052 | if (Element.getStyle(element, 'display') != 'none') |
1053 | return {width: element.offsetWidth, height: element.offsetHeight}; |
1054 | |
1055 | // All *Width and *Height properties give 0 on elements with display none, |
1056 | // so enable the element temporarily |
1057 | var els = element.style; |
1058 | var originalVisibility = els.visibility; |
1059 | var originalPosition = els.position; |
1060 | els.visibility = 'hidden'; |
1061 | els.position = 'absolute'; |
1062 | els.display = ''; |
1063 | var originalWidth = element.clientWidth; |
1064 | var originalHeight = element.clientHeight; |
1065 | els.display = 'none'; |
1066 | els.position = originalPosition; |
1067 | els.visibility = originalVisibility; |
1068 | return {width: originalWidth, height: originalHeight}; |
1069 | }, |
1070 | |
1071 | makePositioned: function(element) { |
1072 | element = $(element); |
1073 | var pos = Element.getStyle(element, 'position'); |
1074 | if (pos == 'static' || !pos) { |
1075 | element._madePositioned = true; |
1076 | element.style.position = 'relative'; |
1077 | // Opera returns the offset relative to the positioning context, when an |
1078 | // element is position relative but top and left have not been defined |
1079 | if (window.opera) { |
1080 | element.style.top = 0; |
1081 | element.style.left = 0; |
1082 | } |
1083 | } |
1084 | }, |
1085 | |
1086 | undoPositioned: function(element) { |
1087 | element = $(element); |
1088 | if (element._madePositioned) { |
1089 | element._madePositioned = undefined; |
1090 | element.style.position = |
1091 | element.style.top = |
1092 | element.style.left = |
1093 | element.style.bottom = |
1094 | element.style.right = ''; |
1095 | } |
1096 | }, |
1097 | |
1098 | makeClipping: function(element) { |
1099 | element = $(element); |
1100 | if (element._overflow) return; |
1101 | element._overflow = element.style.overflow; |
1102 | if ((Element.getStyle(element, 'overflow') || 'visible') != 'hidden') |
1103 | element.style.overflow = 'hidden'; |
1104 | }, |
1105 | |
1106 | undoClipping: function(element) { |
1107 | element = $(element); |
1108 | if (element._overflow) return; |
1109 | element.style.overflow = element._overflow; |
1110 | element._overflow = undefined; |
1111 | } |
1112 | } |
1113 | |
1114 | Object.extend(Element, Element.Methods); |
1115 | |
1116 | var _nativeExtensions = false; |
1117 | |
1118 | if(!HTMLElement && /Konqueror|Safari|KHTML/.test(navigator.userAgent)) { |
1119 | var HTMLElement = {} |
1120 | HTMLElement.prototype = document.createElement('div').__proto__; |
1121 | } |
1122 | |
1123 | Element.addMethods = function(methods) { |
1124 | Object.extend(Element.Methods, methods || {}); |
1125 | |
1126 | if(typeof HTMLElement != 'undefined') { |
1127 | var methods = Element.Methods, cache = Element.extend.cache; |
1128 | for (property in methods) { |
1129 | var value = methods[property]; |
1130 | if (typeof value == 'function') |
1131 | HTMLElement.prototype[property] = cache.findOrStore(value); |
1132 | } |
1133 | _nativeExtensions = true; |
1134 | } |
1135 | } |
1136 | |
1137 | Element.addMethods(); |
1138 | |
1139 | var Toggle = new Object(); |
1140 | Toggle.display = Element.toggle; |
1141 | |
1142 | /*--------------------------------------------------------------------------*/ |
1143 | |
1144 | Abstract.Insertion = function(adjacency) { |
1145 | this.adjacency = adjacency; |
1146 | } |
1147 | |
1148 | Abstract.Insertion.prototype = { |
1149 | initialize: function(element, content) { |
1150 | this.element = $(element); |
1151 | this.content = content.stripScripts(); |
1152 | |
1153 | if (this.adjacency && this.element.insertAdjacentHTML) { |
1154 | try { |
1155 | this.element.insertAdjacentHTML(this.adjacency, this.content); |
1156 | } catch (e) { |
1157 | var tagName = this.element.tagName.toLowerCase(); |
1158 | if (tagName == 'tbody' || tagName == 'tr') { |
1159 | this.insertContent(this.contentFromAnonymousTable()); |
1160 | } else { |
1161 | throw e; |
1162 | } |
1163 | } |
1164 | } else { |
1165 | this.range = this.element.ownerDocument.createRange(); |
1166 | if (this.initializeRange) this.initializeRange(); |
1167 | this.insertContent([this.range.createContextualFragment(this.content)]); |
1168 | } |
1169 | |
1170 | setTimeout(function() {content.evalScripts()}, 10); |
1171 | }, |
1172 | |
1173 | contentFromAnonymousTable: function() { |
1174 | var div = document.createElement('div'); |
1175 | div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>'; |
1176 | return $A(div.childNodes[0].childNodes[0].childNodes); |
1177 | } |
1178 | } |
1179 | |
1180 | var Insertion = new Object(); |
1181 | |
1182 | Insertion.Before = Class.create(); |
1183 | Insertion.Before.prototype = Object.extend(new Abstract.Insertion('beforeBegin'), { |
1184 | initializeRange: function() { |
1185 | this.range.setStartBefore(this.element); |
1186 | }, |
1187 | |
1188 | insertContent: function(fragments) { |
1189 | fragments.each((function(fragment) { |
1190 | this.element.parentNode.insertBefore(fragment, this.element); |
1191 | }).bind(this)); |
1192 | } |
1193 | }); |
1194 | |
1195 | Insertion.Top = Class.create(); |
1196 | Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'), { |
1197 | initializeRange: function() { |
1198 | this.range.selectNodeContents(this.element); |
1199 | this.range.collapse(true); |
1200 | }, |
1201 | |
1202 | insertContent: function(fragments) { |
1203 | fragments.reverse(false).each((function(fragment) { |
1204 | this.element.insertBefore(fragment, this.element.firstChild); |
1205 | }).bind(this)); |
1206 | } |
1207 | }); |
1208 | |
1209 | Insertion.Bottom = Class.create(); |
1210 | Insertion.Bottom.prototype = Object.extend(new Abstract.Insertion('beforeEnd'), { |
1211 | initializeRange: function() { |
1212 | this.range.selectNodeContents(this.element); |
1213 | this.range.collapse(this.element); |
1214 | }, |
1215 | |
1216 | insertContent: function(fragments) { |
1217 | fragments.each((function(fragment) { |
1218 | this.element.appendChild(fragment); |
1219 | }).bind(this)); |
1220 | } |
1221 | }); |
1222 | |
1223 | Insertion.After = Class.create(); |
1224 | Insertion.After.prototype = Object.extend(new Abstract.Insertion('afterEnd'), { |
1225 | initializeRange: function() { |
1226 | this.range.setStartAfter(this.element); |
1227 | }, |
1228 | |
1229 | insertContent: function(fragments) { |
1230 | fragments.each((function(fragment) { |
1231 | this.element.parentNode.insertBefore(fragment, |
1232 | this.element.nextSibling); |
1233 | }).bind(this)); |
1234 | } |
1235 | }); |
1236 | |
1237 | /*--------------------------------------------------------------------------*/ |
1238 | |
1239 | Element.ClassNames = Class.create(); |
1240 | Element.ClassNames.prototype = { |
1241 | initialize: function(element) { |
1242 | this.element = $(element); |
1243 | }, |
1244 | |
1245 | _each: function(iterator) { |
1246 | this.element.className.split(/\s+/).select(function(name) { |
1247 | return name.length > 0; |
1248 | })._each(iterator); |
1249 | }, |
1250 | |
1251 | set: function(className) { |
1252 | this.element.className = className; |
1253 | }, |
1254 | |
1255 | add: function(classNameToAdd) { |
1256 | if (this.include(classNameToAdd)) return; |
1257 | this.set(this.toArray().concat(classNameToAdd).join(' ')); |
1258 | }, |
1259 | |
1260 | remove: function(classNameToRemove) { |
1261 | if (!this.include(classNameToRemove)) return; |
1262 | this.set(this.select(function(className) { |
1263 | return className != classNameToRemove; |
1264 | }).join(' ')); |
1265 | }, |
1266 | |
1267 | toString: function() { |
1268 | return this.toArray().join(' '); |
1269 | } |
1270 | } |
1271 | |
1272 | Object.extend(Element.ClassNames.prototype, Enumerable); |
1273 | var Selector = Class.create(); |
1274 | Selector.prototype = { |
1275 | initialize: function(expression) { |
1276 | this.params = {classNames: []}; |
1277 | this.expression = expression.toString().strip(); |
1278 | this.parseExpression(); |
1279 | this.compileMatcher(); |
1280 | }, |
1281 | |
1282 | parseExpression: function() { |
1283 | function abort(message) { throw 'Parse error in selector: ' + message; } |
1284 | |
1285 | if (this.expression == '') abort('empty expression'); |
1286 | |
1287 | var params = this.params, expr = this.expression, match, modifier, clause, rest; |
1288 | while (match = expr.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)) { |
1289 | params.attributes = params.attributes || []; |
1290 | params.attributes.push({name: match[2], operator: match[3], value: match[4] || match[5] || ''}); |
1291 | expr = match[1]; |
1292 | } |
1293 | |
1294 | if (expr == '*') return this.params.wildcard = true; |
1295 | |
1296 | while (match = expr.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)) { |
1297 | modifier = match[1], clause = match[2], rest = match[3]; |
1298 | switch (modifier) { |
1299 | case '#': params.id = clause; break; |
1300 | case '.': params.classNames.push(clause); break; |
1301 | case '': |
1302 | case undefined: params.tagName = clause.toUpperCase(); break; |
1303 | default: abort(expr.inspect()); |
1304 | } |
1305 | expr = rest; |
1306 | } |
1307 | |
1308 | if (expr.length > 0) abort(expr.inspect()); |
1309 | }, |
1310 | |
1311 | buildMatchExpression: function() { |
1312 | var params = this.params, conditions = [], clause; |
1313 | |
1314 | if (params.wildcard) |
1315 | conditions.push('true'); |
1316 | if (clause = params.id) |
1317 | conditions.push('element.id == ' + clause.inspect()); |
1318 | if (clause = params.tagName) |
1319 | conditions.push('element.tagName.toUpperCase() == ' + clause.inspect()); |
1320 | if ((clause = params.classNames).length > 0) |
1321 | for (var i = 0; i < clause.length; i++) |
1322 | conditions.push('Element.hasClassName(element, ' + clause[i].inspect() + ')'); |
1323 | if (clause = params.attributes) { |
1324 | clause.each(function(attribute) { |
1325 | var value = 'element.getAttribute(' + attribute.name.inspect() + ')'; |
1326 | var splitValueBy = function(delimiter) { |
1327 | return value + ' && ' + value + '.split(' + delimiter.inspect() + ')'; |
1328 | } |
1329 | |
1330 | switch (attribute.operator) { |
1331 | case '=': conditions.push(value + ' == ' + attribute.value.inspect()); break; |
1332 | case '~=': conditions.push(splitValueBy(' ') + '.include(' + attribute.value.inspect() + ')'); break; |
1333 | case '|=': conditions.push( |
1334 | splitValueBy('-') + '.first().toUpperCase() == ' + attribute.value.toUpperCase().inspect() |
1335 | ); break; |
1336 | case '!=': conditions.push(value + ' != ' + attribute.value.inspect()); break; |
1337 | case '': |
1338 | case undefined: conditions.push(value + ' != null'); break; |
1339 | default: throw 'Unknown operator ' + attribute.operator + ' in selector'; |
1340 | } |
1341 | }); |
1342 | } |
1343 | |
1344 | return conditions.join(' && '); |
1345 | }, |
1346 | |
1347 | compileMatcher: function() { |
1348 | this.match = new Function('element', 'if (!element.tagName) return false; \ |
1349 | return ' + this.buildMatchExpression()); |
1350 | }, |
1351 | |
1352 | findElements: function(scope) { |
1353 | var element; |
1354 | |
1355 | if (element = $(this.params.id)) |
1356 | if (this.match(element)) |
1357 | if (!scope || Element.childOf(element, scope)) |
1358 | return [element]; |
1359 | |
1360 | scope = (scope || document).getElementsByTagName(this.params.tagName || '*'); |
1361 | |
1362 | var results = []; |
1363 | for (var i = 0; i < scope.length; i++) |
1364 | if (this.match(element = scope[i])) |
1365 | results.push(Element.extend(element)); |
1366 | |
1367 | return results; |
1368 | }, |
1369 | |
1370 | toString: function() { |
1371 | return this.expression; |
1372 | } |
1373 | } |
1374 | |
1375 | function $$() { |
1376 | return $A(arguments).map(function(expression) { |
1377 | return expression.strip().split(/\s+/).inject([null], function(results, expr) { |
1378 | var selector = new Selector(expr); |
1379 | return results.map(selector.findElements.bind(selector)).flatten(); |
1380 | }); |
1381 | }).flatten(); |
1382 | } |
1383 | var Field = { |
1384 | clear: function() { |
1385 | for (var i = 0; i < arguments.length; i++) |
1386 | $(arguments[i]).value = ''; |
1387 | }, |
1388 | |
1389 | focus: function(element) { |
1390 | $(element).focus(); |
1391 | }, |
1392 | |
1393 | present: function() { |
1394 | for (var i = 0; i < arguments.length; i++) |
1395 | if ($(arguments[i]).value == '') return false; |
1396 | return true; |
1397 | }, |
1398 | |
1399 | select: function(element) { |
1400 | $(element).select(); |
1401 | }, |
1402 | |
1403 | activate: function(element) { |
1404 | element = $(element); |
1405 | element.focus(); |
1406 | if (element.select) |
1407 | element.select(); |
1408 | } |
1409 | } |
1410 | |
1411 | /*--------------------------------------------------------------------------*/ |
1412 | |
1413 | var Form = { |
1414 | serialize: function(form) { |
1415 | var elements = Form.getElements($(form)); |
1416 | var queryComponents = new Array(); |
1417 | |
1418 | for (var i = 0; i < elements.length; i++) { |
1419 | var queryComponent = Form.Element.serialize(elements[i]); |
1420 | if (queryComponent) |
1421 | queryComponents.push(queryComponent); |
1422 | } |
1423 | |
1424 | return queryComponents.join('&'); |
1425 | }, |
1426 | |
1427 | getElements: function(form) { |
1428 | form = $(form); |
1429 | var elements = new Array(); |
1430 | |
1431 | for (var tagName in Form.Element.Serializers) { |
1432 | var tagElements = form.getElementsByTagName(tagName); |
1433 | for (var j = 0; j < tagElements.length; j++) |
1434 | elements.push(tagElements[j]); |
1435 | } |
1436 | return elements; |
1437 | }, |
1438 | |
1439 | getInputs: function(form, typeName, name) { |
1440 | form = $(form); |
1441 | var inputs = form.getElementsByTagName('input'); |
1442 | |
1443 | if (!typeName && !name) |
1444 | return inputs; |
1445 | |
1446 | var matchingInputs = new Array(); |
1447 | for (var i = 0; i < inputs.length; i++) { |
1448 | var input = inputs[i]; |
1449 | if ((typeName && input.type != typeName) || |
1450 | (name && input.name != name)) |
1451 | continue; |
1452 | matchingInputs.push(input); |
1453 | } |
1454 | |
1455 | return matchingInputs; |
1456 | }, |
1457 | |
1458 | disable: function(form) { |
1459 | var elements = Form.getElements(form); |
1460 | for (var i = 0; i < elements.length; i++) { |
1461 | var element = elements[i]; |
1462 | element.blur(); |
1463 | element.disabled = 'true'; |
1464 | } |
1465 | }, |
1466 | |
1467 | enable: function(form) { |
1468 | var elements = Form.getElements(form); |
1469 | for (var i = 0; i < elements.length; i++) { |
1470 | var element = elements[i]; |
1471 | element.disabled = ''; |
1472 | } |
1473 | }, |
1474 | |
1475 | findFirstElement: function(form) { |
1476 | return Form.getElements(form).find(function(element) { |
1477 | return element.type != 'hidden' && !element.disabled && |
1478 | ['input', 'select', 'textarea'].include(element.tagName.toLowerCase()); |
1479 | }); |
1480 | }, |
1481 | |
1482 | focusFirstElement: function(form) { |
1483 | Field.activate(Form.findFirstElement(form)); |
1484 | }, |
1485 | |
1486 | reset: function(form) { |
1487 | $(form).reset(); |
1488 | } |
1489 | } |
1490 | |
1491 | Form.Element = { |
1492 | serialize: function(element) { |
1493 | element = $(element); |
1494 | var method = element.tagName.toLowerCase(); |
1495 | var parameter = Form.Element.Serializers[method](element); |
1496 | |
1497 | if (parameter) { |
1498 | var key = encodeURIComponent(parameter[0]); |
1499 | if (key.length == 0) return; |
1500 | |
1501 | if (parameter[1].constructor != Array) |
1502 | parameter[1] = [parameter[1]]; |
1503 | |
1504 | return parameter[1].map(function(value) { |
1505 | return key + '=' + encodeURIComponent(value); |
1506 | }).join('&'); |
1507 | } |
1508 | }, |
1509 | |
1510 | getValue: function(element) { |
1511 | element = $(element); |
1512 | var method = element.tagName.toLowerCase(); |
1513 | var parameter = Form.Element.Serializers[method](element); |
1514 | |
1515 | if (parameter) |
1516 | return parameter[1]; |
1517 | } |
1518 | } |
1519 | |
1520 | Form.Element.Serializers = { |
1521 | input: function(element) { |
1522 | switch (element.type.toLowerCase()) { |
1523 | case 'submit': |
1524 | case 'hidden': |
1525 | case 'password': |
1526 | case 'text': |
1527 | return Form.Element.Serializers.textarea(element); |
1528 | case 'checkbox': |
1529 | case 'radio': |
1530 | return Form.Element.Serializers.inputSelector(element); |
1531 | } |
1532 | return false; |
1533 | }, |
1534 | |
1535 | inputSelector: function(element) { |
1536 | if (element.checked) |
1537 | return [element.name, element.value]; |
1538 | }, |
1539 | |
1540 | textarea: function(element) { |
1541 | return [element.name, element.value]; |
1542 | }, |
1543 | |
1544 | select: function(element) { |
1545 | return Form.Element.Serializers[element.type == 'select-one' ? |
1546 | 'selectOne' : 'selectMany'](element); |
1547 | }, |
1548 | |
1549 | selectOne: function(element) { |
1550 | var value = '', opt, index = element.selectedIndex; |
1551 | if (index >= 0) { |
1552 | opt = element.options[index]; |
1553 | value = opt.value || opt.text; |
1554 | } |
1555 | return [element.name, value]; |
1556 | }, |
1557 | |
1558 | selectMany: function(element) { |
1559 | var value = []; |
1560 | for (var i = 0; i < element.length; i++) { |
1561 | var opt = element.options[i]; |
1562 | if (opt.selected) |
1563 | value.push(opt.value || opt.text); |
1564 | } |
1565 | return [element.name, value]; |
1566 | } |
1567 | } |
1568 | |
1569 | /*--------------------------------------------------------------------------*/ |
1570 | |
1571 | var $F = Form.Element.getValue; |
1572 | |
1573 | /*--------------------------------------------------------------------------*/ |
1574 | |
1575 | Abstract.TimedObserver = function() {} |
1576 | Abstract.TimedObserver.prototype = { |
1577 | initialize: function(element, frequency, callback) { |
1578 | this.frequency = frequency; |
1579 | this.element = $(element); |
1580 | this.callback = callback; |
1581 | |
1582 | this.lastValue = this.getValue(); |
1583 | this.registerCallback(); |
1584 | }, |
1585 | |
1586 | registerCallback: function() { |
1587 | setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); |
1588 | }, |
1589 | |
1590 | onTimerEvent: function() { |
1591 | var value = this.getValue(); |
1592 | if (this.lastValue != value) { |
1593 | this.callback(this.element, value); |
1594 | this.lastValue = value; |
1595 | } |
1596 | } |
1597 | } |
1598 | |
1599 | Form.Element.Observer = Class.create(); |
1600 | Form.Element.Observer.prototype = Object.extend(new Abstract.TimedObserver(), { |
1601 | getValue: function() { |
1602 | return Form.Element.getValue(this.element); |
1603 | } |
1604 | }); |
1605 | |
1606 | Form.Observer = Class.create(); |
1607 | Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(), { |
1608 | getValue: function() { |
1609 | return Form.serialize(this.element); |
1610 | } |
1611 | }); |
1612 | |
1613 | /*--------------------------------------------------------------------------*/ |
1614 | |
1615 | Abstract.EventObserver = function() {} |
1616 | Abstract.EventObserver.prototype = { |
1617 | initialize: function(element, callback) { |
1618 | this.element = $(element); |
1619 | this.callback = callback; |
1620 | |
1621 | this.lastValue = this.getValue(); |
1622 | if (this.element.tagName.toLowerCase() == 'form') |
1623 | this.registerFormCallbacks(); |
1624 | else |
1625 | this.registerCallback(this.element); |
1626 | }, |
1627 | |
1628 | onElementEvent: function() { |
1629 | var value = this.getValue(); |
1630 | if (this.lastValue != value) { |
1631 | this.callback(this.element, value); |
1632 | this.lastValue = value; |
1633 | } |
1634 | }, |
1635 | |
1636 | registerFormCallbacks: function() { |
1637 | var elements = Form.getElements(this.element); |
1638 | for (var i = 0; i < elements.length; i++) |
1639 | this.registerCallback(elements[i]); |
1640 | }, |
1641 | |
1642 | registerCallback: function(element) { |
1643 | if (element.type) { |
1644 | switch (element.type.toLowerCase()) { |
1645 | case 'checkbox': |
1646 | case 'radio': |
1647 | Event.observe(element, 'click', this.onElementEvent.bind(this)); |
1648 | break; |
1649 | case 'password': |
1650 | case 'text': |
1651 | case 'textarea': |
1652 | case 'select-one': |
1653 | case 'select-multiple': |
1654 | Event.observe(element, 'change', this.onElementEvent.bind(this)); |
1655 | break; |
1656 | } |
1657 | } |
1658 | } |
1659 | } |
1660 | |
1661 | Form.Element.EventObserver = Class.create(); |
1662 | Form.Element.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), { |
1663 | getValue: function() { |
1664 | return Form.Element.getValue(this.element); |
1665 | } |
1666 | }); |
1667 | |
1668 | Form.EventObserver = Class.create(); |
1669 | Form.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), { |
1670 | getValue: function() { |
1671 | return Form.serialize(this.element); |
1672 | } |
1673 | }); |
1674 | if (!window.Event) { |
1675 | var Event = new Object(); |
1676 | } |
1677 | |
1678 | Object.extend(Event, { |
1679 | KEY_BACKSPACE: 8, |
1680 | KEY_TAB: 9, |
1681 | KEY_RETURN: 13, |
1682 | KEY_ESC: 27, |
1683 | KEY_LEFT: 37, |
1684 | KEY_UP: 38, |
1685 | KEY_RIGHT: 39, |
1686 | KEY_DOWN: 40, |
1687 | KEY_DELETE: 46, |
1688 | |
1689 | element: function(event) { |
1690 | return event.target || event.srcElement; |
1691 | }, |
1692 | |
1693 | isLeftClick: function(event) { |
1694 | return (((event.which) && (event.which == 1)) || |
1695 | ((event.button) && (event.button == 1))); |
1696 | }, |
1697 | |
1698 | pointerX: function(event) { |
1699 | return event.pageX || (event.clientX + |
1700 | (document.documentElement.scrollLeft || document.body.scrollLeft)); |
1701 | }, |
1702 | |
1703 | pointerY: function(event) { |
1704 | return event.pageY || (event.clientY + |
1705 | (document.documentElement.scrollTop || document.body.scrollTop)); |
1706 | }, |
1707 | |
1708 | stop: function(event) { |
1709 | if (event.preventDefault) { |
1710 | event.preventDefault(); |
1711 | event.stopPropagation(); |
1712 | } else { |
1713 | event.returnValue = false; |
1714 | event.cancelBubble = true; |
1715 | } |
1716 | }, |
1717 | |
1718 | // find the first node with the given tagName, starting from the |
1719 | // node the event was triggered on; traverses the DOM upwards |
1720 | findElement: function(event, tagName) { |
1721 | var element = Event.element(event); |
1722 | while (element.parentNode && (!element.tagName || |
1723 | (element.tagName.toUpperCase() != tagName.toUpperCase()))) |
1724 | element = element.parentNode; |
1725 | return element; |
1726 | }, |
1727 | |
1728 | observers: false, |
1729 | |
1730 | _observeAndCache: function(element, name, observer, useCapture) { |
1731 | if (!this.observers) this.observers = []; |
1732 | if (element.addEventListener) { |
1733 | this.observers.push([element, name, observer, useCapture]); |
1734 | element.addEventListener(name, observer, useCapture); |
1735 | } else if (element.attachEvent) { |
1736 | this.observers.push([element, name, observer, useCapture]); |
1737 | element.attachEvent('on' + name, observer); |
1738 | } |
1739 | }, |
1740 | |
1741 | unloadCache: function() { |
1742 | if (!Event.observers) return; |
1743 | for (var i = 0; i < Event.observers.length; i++) { |
1744 | Event.stopObserving.apply(this, Event.observers[i]); |
1745 | Event.observers[i][0] = null; |
1746 | } |
1747 | Event.observers = false; |
1748 | }, |
1749 | |
1750 | observe: function(element, name, observer, useCapture) { |
1751 | var element = $(element); |
1752 | useCapture = useCapture || false; |
1753 | |
1754 | if (name == 'keypress' && |
1755 | (navigator.appVersion.match(/Konqueror|Safari|KHTML/) |
1756 | || element.attachEvent)) |
1757 | name = 'keydown'; |
1758 | |
1759 | this._observeAndCache(element, name, observer, useCapture); |
1760 | }, |
1761 | |
1762 | stopObserving: function(element, name, observer, useCapture) { |
1763 | var element = $(element); |
1764 | useCapture = useCapture || false; |
1765 | |
1766 | if (name == 'keypress' && |
1767 | (navigator.appVersion.match(/Konqueror|Safari|KHTML/) |
1768 | || element.detachEvent)) |
1769 | name = 'keydown'; |
1770 | |
1771 | if (element.removeEventListener) { |
1772 | element.removeEventListener(name, observer, useCapture); |
1773 | } else if (element.detachEvent) { |
1774 | element.detachEvent('on' + name, observer); |
1775 | } |
1776 | } |
1777 | }); |
1778 | |
1779 | /* prevent memory leaks in IE */ |
1780 | if (navigator.appVersion.match(/\bMSIE\b/)) |
1781 | Event.observe(window, 'unload', Event.unloadCache, false); |
1782 | var Position = { |
1783 | // set to true if needed, warning: firefox performance problems |
1784 | // NOT neeeded for page scrolling, only if draggable contained in |
1785 | // scrollable elements |
1786 | includeScrollOffsets: false, |
1787 | |
1788 | // must be called before calling withinIncludingScrolloffset, every time the |
1789 | // page is scrolled |
1790 | prepare: function() { |
1791 | this.deltaX = window.pageXOffset |
1792 | || document.documentElement.scrollLeft |
1793 | || document.body.scrollLeft |
1794 | || 0; |
1795 | this.deltaY = window.pageYOffset |
1796 | || document.documentElement.scrollTop |
1797 | || document.body.scrollTop |
1798 | || 0; |
1799 | }, |
1800 | |
1801 | realOffset: function(element) { |
1802 | var valueT = 0, valueL = 0; |
1803 | do { |
1804 | valueT += element.scrollTop || 0; |
1805 | valueL += element.scrollLeft || 0; |
1806 | element = element.parentNode; |
1807 | } while (element); |
1808 | return [valueL, valueT]; |
1809 | }, |
1810 | |
1811 | cumulativeOffset: function(element) { |
1812 | var valueT = 0, valueL = 0; |
1813 | do { |
1814 | valueT += element.offsetTop || 0; |
1815 | valueL += element.offsetLeft || 0; |
1816 | element = element.offsetParent; |
1817 | } while (element); |
1818 | return [valueL, valueT]; |
1819 | }, |
1820 | |
1821 | positionedOffset: function(element) { |
1822 | var valueT = 0, valueL = 0; |
1823 | do { |
1824 | valueT += element.offsetTop || 0; |
1825 | valueL += element.offsetLeft || 0; |
1826 | element = element.offsetParent; |
1827 | if (element) { |
1828 | p = Element.getStyle(element, 'position'); |
1829 | if (p == 'relative' || p == 'absolute') break; |
1830 | } |
1831 | } while (element); |
1832 | return [valueL, valueT]; |
1833 | }, |
1834 | |
1835 | offsetParent: function(element) { |
1836 | if (element.offsetParent) return element.offsetParent; |
1837 | if (element == document.body) return element; |
1838 | |
1839 | while ((element = element.parentNode) && element != document.body) |
1840 | if (Element.getStyle(element, 'position') != 'static') |
1841 | return element; |
1842 | |
1843 | return document.body; |
1844 | }, |
1845 | |
1846 | // caches x/y coordinate pair to use with overlap |
1847 | within: function(element, x, y) { |
1848 | if (this.includeScrollOffsets) |
1849 | return this.withinIncludingScrolloffsets(element, x, y); |
1850 | this.xcomp = x; |
1851 | this.ycomp = y; |
1852 | this.offset = this.cumulativeOffset(element); |
1853 | |
1854 | return (y >= this.offset[1] && |
1855 | y < this.offset[1] + element.offsetHeight && |
1856 | x >= this.offset[0] && |
1857 | x < this.offset[0] + element.offsetWidth); |
1858 | }, |
1859 | |
1860 | withinIncludingScrolloffsets: function(element, x, y) { |
1861 | var offsetcache = this.realOffset(element); |
1862 | |
1863 | this.xcomp = x + offsetcache[0] - this.deltaX; |
1864 | this.ycomp = y + offsetcache[1] - this.deltaY; |
1865 | this.offset = this.cumulativeOffset(element); |
1866 | |
1867 | return (this.ycomp >= this.offset[1] && |
1868 | this.ycomp < this.offset[1] + element.offsetHeight && |
1869 | this.xcomp >= this.offset[0] && |
1870 | this.xcomp < this.offset[0] + element.offsetWidth); |
1871 | }, |
1872 | |
1873 | // within must be called directly before |
1874 | overlap: function(mode, element) { |
1875 | if (!mode) return 0; |
1876 | if (mode == 'vertical') |
1877 | return ((this.offset[1] + element.offsetHeight) - this.ycomp) / |
1878 | element.offsetHeight; |
1879 | if (mode == 'horizontal') |
1880 | return ((this.offset[0] + element.offsetWidth) - this.xcomp) / |
1881 | element.offsetWidth; |
1882 | }, |
1883 | |
1884 | clone: function(source, target) { |
1885 | source = $(source); |
1886 | target = $(target); |
1887 | target.style.position = 'absolute'; |
1888 | var offsets = this.cumulativeOffset(source); |
1889 | target.style.top = offsets[1] + 'px'; |
1890 | target.style.left = offsets[0] + 'px'; |
1891 | target.style.width = source.offsetWidth + 'px'; |
1892 | target.style.height = source.offsetHeight + 'px'; |
1893 | }, |
1894 | |
1895 | page: function(forElement) { |
1896 | var valueT = 0, valueL = 0; |
1897 | |
1898 | var element = forElement; |
1899 | do { |
1900 | valueT += element.offsetTop || 0; |
1901 | valueL += element.offsetLeft || 0; |
1902 | |
1903 | // Safari fix |
1904 | if (element.offsetParent==document.body) |
1905 | if (Element.getStyle(element,'position')=='absolute') break; |
1906 | |
1907 | } while (element = element.offsetParent); |
1908 | |
1909 | element = forElement; |
1910 | do { |
1911 | valueT -= element.scrollTop || 0; |
1912 | valueL -= element.scrollLeft || 0; |
1913 | } while (element = element.parentNode); |
1914 | |
1915 | return [valueL, valueT]; |
1916 | }, |
1917 | |
1918 | clone: function(source, target) { |
1919 | var options = Object.extend({ |
1920 | setLeft: true, |
1921 | setTop: true, |
1922 | setWidth: true, |
1923 | setHeight: true, |
1924 | offsetTop: 0, |
1925 | offsetLeft: 0 |
1926 | }, arguments[2] || {}) |
1927 | |
1928 | // find page position of source |
1929 | source = $(source); |
1930 | var p = Position.page(source); |
1931 | |
1932 | // find coordinate system to use |
1933 | target = $(target); |
1934 | var delta = [0, 0]; |
1935 | var parent = null; |
1936 | // delta [0,0] will do fine with position: fixed elements, |
1937 | // position:absolute needs offsetParent deltas |
1938 | if (Element.getStyle(target,'position') == 'absolute') { |
1939 | parent = Position.offsetParent(target); |
1940 | delta = Position.page(parent); |
1941 | } |
1942 | |
1943 | // correct by body offsets (fixes Safari) |
1944 | if (parent == document.body) { |
1945 | delta[0] -= document.body.offsetLeft; |
1946 | delta[1] -= document.body.offsetTop; |
1947 | } |
1948 | |
1949 | // set position |
1950 | if(options.setLeft) target.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; |
1951 | if(options.setTop) target.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; |
1952 | if(options.setWidth) target.style.width = source.offsetWidth + 'px'; |
1953 | if(options.setHeight) target.style.height = source.offsetHeight + 'px'; |
1954 | }, |
1955 | |
1956 | absolutize: function(element) { |
1957 | element = $(element); |
1958 | if (element.style.position == 'absolute') return; |
1959 | Position.prepare(); |
1960 | |
1961 | var offsets = Position.positionedOffset(element); |
1962 | var top = offsets[1]; |
1963 | var left = offsets[0]; |
1964 | var width = element.clientWidth; |
1965 | var height = element.clientHeight; |
1966 | |
1967 | element._originalLeft = left - parseFloat(element.style.left || 0); |
1968 | element._originalTop = top - parseFloat(element.style.top || 0); |
1969 | element._originalWidth = element.style.width; |
1970 | element._originalHeight = element.style.height; |
1971 | |
1972 | element.style.position = 'absolute'; |
1973 | element.style.top = top + 'px';; |
1974 | element.style.left = left + 'px';; |
1975 | element.style.width = width + 'px';; |
1976 | element.style.height = height + 'px';; |
1977 | }, |
1978 | |
1979 | relativize: function(element) { |
1980 | element = $(element); |
1981 | if (element.style.position == 'relative') return; |
1982 | Position.prepare(); |
1983 | |
1984 | element.style.position = 'relative'; |
1985 | var top = parseFloat(element.style.top || 0) - (element._originalTop || 0); |
1986 | var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0); |
1987 | |
1988 | element.style.top = top + 'px'; |
1989 | element.style.left = left + 'px'; |
1990 | element.style.height = element._originalHeight; |
1991 | element.style.width = element._originalWidth; |
1992 | } |
1993 | } |
1994 | |
1995 | // Safari returns margins on body which is incorrect if the child is absolutely |
1996 | // positioned. For performance reasons, redefine Position.cumulativeOffset for |
1997 | // KHTML/WebKit only. |
1998 | if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) { |
1999 | Position.cumulativeOffset = function(element) { |
2000 | var valueT = 0, valueL = 0; |
2001 | do { |
2002 | valueT += element.offsetTop || 0; |
2003 | valueL += element.offsetLeft || 0; |
2004 | if (element.offsetParent == document.body) |
2005 | if (Element.getStyle(element, 'position') == 'absolute') break; |
2006 | |
2007 | element = element.offsetParent; |
2008 | } while (element); |
2009 | |
2010 | return [valueL, valueT]; |
2011 | } |
2012 | } |