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1 | // Modified document.on() to modified.p_on() to fix compatibility with Dojo -fox | |
2 | ||
3 | /* Prototype JavaScript framework, version 1.7.3 | |
4 | * (c) 2005-2010 Sam Stephenson | |
5 | * | |
6 | * Prototype is freely distributable under the terms of an MIT-style license. | |
7 | * For details, see the Prototype web site: http://www.prototypejs.org/ | |
8 | * | |
9 | *--------------------------------------------------------------------------*/ | |
10 | ||
11 | var Prototype = { | |
12 | ||
13 | Version: '1.7.3', | |
14 | ||
15 | Browser: (function(){ | |
16 | var ua = navigator.userAgent; | |
17 | var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]'; | |
18 | return { | |
19 | IE: !!window.attachEvent && !isOpera, | |
20 | Opera: isOpera, | |
21 | WebKit: ua.indexOf('AppleWebKit/') > -1, | |
22 | Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1, | |
23 | MobileSafari: /Apple.*Mobile/.test(ua) | |
24 | } | |
25 | })(), | |
26 | ||
27 | BrowserFeatures: { | |
28 | XPath: !!document.evaluate, | |
29 | ||
30 | SelectorsAPI: !!document.querySelector, | |
31 | ||
32 | ElementExtensions: (function() { | |
33 | var constructor = window.Element || window.HTMLElement; | |
34 | return !!(constructor && constructor.prototype); | |
35 | })(), | |
36 | SpecificElementExtensions: (function() { | |
37 | if (typeof window.HTMLDivElement !== 'undefined') | |
38 | return true; | |
39 | ||
40 | var div = document.createElement('div'), | |
41 | form = document.createElement('form'), | |
42 | isSupported = false; | |
43 | ||
44 | if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) { | |
45 | isSupported = true; | |
46 | } | |
47 | ||
48 | div = form = null; | |
49 | ||
50 | return isSupported; | |
51 | })() | |
52 | }, | |
53 | ||
54 | ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script\\s*>', | |
55 | JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/, | |
56 | ||
57 | emptyFunction: function() { }, | |
58 | ||
59 | K: function(x) { return x } | |
60 | }; | |
61 | ||
62 | if (Prototype.Browser.MobileSafari) | |
63 | Prototype.BrowserFeatures.SpecificElementExtensions = false; | |
64 | /* Based on Alex Arnell's inheritance implementation. */ | |
65 | ||
66 | var Class = (function() { | |
67 | ||
68 | var IS_DONTENUM_BUGGY = (function(){ | |
69 | for (var p in { toString: 1 }) { | |
70 | if (p === 'toString') return false; | |
71 | } | |
72 | return true; | |
73 | })(); | |
74 | ||
75 | function subclass() {}; | |
76 | function create() { | |
77 | var parent = null, properties = $A(arguments); | |
78 | if (Object.isFunction(properties[0])) | |
79 | parent = properties.shift(); | |
80 | ||
81 | function klass() { | |
82 | this.initialize.apply(this, arguments); | |
83 | } | |
84 | ||
85 | Object.extend(klass, Class.Methods); | |
86 | klass.superclass = parent; | |
87 | klass.subclasses = []; | |
88 | ||
89 | if (parent) { | |
90 | subclass.prototype = parent.prototype; | |
91 | klass.prototype = new subclass; | |
92 | parent.subclasses.push(klass); | |
93 | } | |
94 | ||
95 | for (var i = 0, length = properties.length; i < length; i++) | |
96 | klass.addMethods(properties[i]); | |
97 | ||
98 | if (!klass.prototype.initialize) | |
99 | klass.prototype.initialize = Prototype.emptyFunction; | |
100 | ||
101 | klass.prototype.constructor = klass; | |
102 | return klass; | |
103 | } | |
104 | ||
105 | function addMethods(source) { | |
106 | var ancestor = this.superclass && this.superclass.prototype, | |
107 | properties = Object.keys(source); | |
108 | ||
109 | if (IS_DONTENUM_BUGGY) { | |
110 | if (source.toString != Object.prototype.toString) | |
111 | properties.push("toString"); | |
112 | if (source.valueOf != Object.prototype.valueOf) | |
113 | properties.push("valueOf"); | |
114 | } | |
115 | ||
116 | for (var i = 0, length = properties.length; i < length; i++) { | |
117 | var property = properties[i], value = source[property]; | |
118 | if (ancestor && Object.isFunction(value) && | |
119 | value.argumentNames()[0] == "$super") { | |
120 | var method = value; | |
121 | value = (function(m) { | |
122 | return function() { return ancestor[m].apply(this, arguments); }; | |
123 | })(property).wrap(method); | |
124 | ||
125 | value.valueOf = (function(method) { | |
126 | return function() { return method.valueOf.call(method); }; | |
127 | })(method); | |
128 | ||
129 | value.toString = (function(method) { | |
130 | return function() { return method.toString.call(method); }; | |
131 | })(method); | |
132 | } | |
133 | this.prototype[property] = value; | |
134 | } | |
135 | ||
136 | return this; | |
137 | } | |
138 | ||
139 | return { | |
140 | create: create, | |
141 | Methods: { | |
142 | addMethods: addMethods | |
143 | } | |
144 | }; | |
145 | })(); | |
146 | (function() { | |
147 | ||
148 | var _toString = Object.prototype.toString, | |
149 | _hasOwnProperty = Object.prototype.hasOwnProperty, | |
150 | NULL_TYPE = 'Null', | |
151 | UNDEFINED_TYPE = 'Undefined', | |
152 | BOOLEAN_TYPE = 'Boolean', | |
153 | NUMBER_TYPE = 'Number', | |
154 | STRING_TYPE = 'String', | |
155 | OBJECT_TYPE = 'Object', | |
156 | FUNCTION_CLASS = '[object Function]', | |
157 | BOOLEAN_CLASS = '[object Boolean]', | |
158 | NUMBER_CLASS = '[object Number]', | |
159 | STRING_CLASS = '[object String]', | |
160 | ARRAY_CLASS = '[object Array]', | |
161 | DATE_CLASS = '[object Date]', | |
162 | NATIVE_JSON_STRINGIFY_SUPPORT = window.JSON && | |
163 | typeof JSON.stringify === 'function' && | |
164 | JSON.stringify(0) === '0' && | |
165 | typeof JSON.stringify(Prototype.K) === 'undefined'; | |
166 | ||
167 | ||
168 | ||
169 | var DONT_ENUMS = ['toString', 'toLocaleString', 'valueOf', | |
170 | 'hasOwnProperty', 'isPrototypeOf', 'propertyIsEnumerable', 'constructor']; | |
171 | ||
172 | var IS_DONTENUM_BUGGY = (function(){ | |
173 | for (var p in { toString: 1 }) { | |
174 | if (p === 'toString') return false; | |
175 | } | |
176 | return true; | |
177 | })(); | |
178 | ||
179 | function Type(o) { | |
180 | switch(o) { | |
181 | case null: return NULL_TYPE; | |
182 | case (void 0): return UNDEFINED_TYPE; | |
183 | } | |
184 | var type = typeof o; | |
185 | switch(type) { | |
186 | case 'boolean': return BOOLEAN_TYPE; | |
187 | case 'number': return NUMBER_TYPE; | |
188 | case 'string': return STRING_TYPE; | |
189 | } | |
190 | return OBJECT_TYPE; | |
191 | } | |
192 | ||
193 | function extend(destination, source) { | |
194 | for (var property in source) | |
195 | destination[property] = source[property]; | |
196 | return destination; | |
197 | } | |
198 | ||
199 | function inspect(object) { | |
200 | try { | |
201 | if (isUndefined(object)) return 'undefined'; | |
202 | if (object === null) return 'null'; | |
203 | return object.inspect ? object.inspect() : String(object); | |
204 | } catch (e) { | |
205 | if (e instanceof RangeError) return '...'; | |
206 | throw e; | |
207 | } | |
208 | } | |
209 | ||
210 | function toJSON(value) { | |
211 | return Str('', { '': value }, []); | |
212 | } | |
213 | ||
214 | function Str(key, holder, stack) { | |
215 | var value = holder[key]; | |
216 | if (Type(value) === OBJECT_TYPE && typeof value.toJSON === 'function') { | |
217 | value = value.toJSON(key); | |
218 | } | |
219 | ||
220 | var _class = _toString.call(value); | |
221 | ||
222 | switch (_class) { | |
223 | case NUMBER_CLASS: | |
224 | case BOOLEAN_CLASS: | |
225 | case STRING_CLASS: | |
226 | value = value.valueOf(); | |
227 | } | |
228 | ||
229 | switch (value) { | |
230 | case null: return 'null'; | |
231 | case true: return 'true'; | |
232 | case false: return 'false'; | |
233 | } | |
234 | ||
235 | var type = typeof value; | |
236 | switch (type) { | |
237 | case 'string': | |
238 | return value.inspect(true); | |
239 | case 'number': | |
240 | return isFinite(value) ? String(value) : 'null'; | |
241 | case 'object': | |
242 | ||
243 | for (var i = 0, length = stack.length; i < length; i++) { | |
244 | if (stack[i] === value) { | |
245 | throw new TypeError("Cyclic reference to '" + value + "' in object"); | |
246 | } | |
247 | } | |
248 | stack.push(value); | |
249 | ||
250 | var partial = []; | |
251 | if (_class === ARRAY_CLASS) { | |
252 | for (var i = 0, length = value.length; i < length; i++) { | |
253 | var str = Str(i, value, stack); | |
254 | partial.push(typeof str === 'undefined' ? 'null' : str); | |
255 | } | |
256 | partial = '[' + partial.join(',') + ']'; | |
257 | } else { | |
258 | var keys = Object.keys(value); | |
259 | for (var i = 0, length = keys.length; i < length; i++) { | |
260 | var key = keys[i], str = Str(key, value, stack); | |
261 | if (typeof str !== "undefined") { | |
262 | partial.push(key.inspect(true)+ ':' + str); | |
263 | } | |
264 | } | |
265 | partial = '{' + partial.join(',') + '}'; | |
266 | } | |
267 | stack.pop(); | |
268 | return partial; | |
269 | } | |
270 | } | |
271 | ||
272 | function stringify(object) { | |
273 | return JSON.stringify(object); | |
274 | } | |
275 | ||
276 | function toQueryString(object) { | |
277 | return $H(object).toQueryString(); | |
278 | } | |
279 | ||
280 | function toHTML(object) { | |
281 | return object && object.toHTML ? object.toHTML() : String.interpret(object); | |
282 | } | |
283 | ||
284 | function keys(object) { | |
285 | if (Type(object) !== OBJECT_TYPE) { throw new TypeError(); } | |
286 | var results = []; | |
287 | for (var property in object) { | |
288 | if (_hasOwnProperty.call(object, property)) | |
289 | results.push(property); | |
290 | } | |
291 | ||
292 | if (IS_DONTENUM_BUGGY) { | |
293 | for (var i = 0; property = DONT_ENUMS[i]; i++) { | |
294 | if (_hasOwnProperty.call(object, property)) | |
295 | results.push(property); | |
296 | } | |
297 | } | |
298 | ||
299 | return results; | |
300 | } | |
301 | ||
302 | function values(object) { | |
303 | var results = []; | |
304 | for (var property in object) | |
305 | results.push(object[property]); | |
306 | return results; | |
307 | } | |
308 | ||
309 | function clone(object) { | |
310 | return extend({ }, object); | |
311 | } | |
312 | ||
313 | function isElement(object) { | |
314 | return !!(object && object.nodeType == 1); | |
315 | } | |
316 | ||
317 | function isArray(object) { | |
318 | return _toString.call(object) === ARRAY_CLASS; | |
319 | } | |
320 | ||
321 | var hasNativeIsArray = (typeof Array.isArray == 'function') | |
322 | && Array.isArray([]) && !Array.isArray({}); | |
323 | ||
324 | if (hasNativeIsArray) { | |
325 | isArray = Array.isArray; | |
326 | } | |
327 | ||
328 | function isHash(object) { | |
329 | return object instanceof Hash; | |
330 | } | |
331 | ||
332 | function isFunction(object) { | |
333 | return _toString.call(object) === FUNCTION_CLASS; | |
334 | } | |
335 | ||
336 | function isString(object) { | |
337 | return _toString.call(object) === STRING_CLASS; | |
338 | } | |
339 | ||
340 | function isNumber(object) { | |
341 | return _toString.call(object) === NUMBER_CLASS; | |
342 | } | |
343 | ||
344 | function isDate(object) { | |
345 | return _toString.call(object) === DATE_CLASS; | |
346 | } | |
347 | ||
348 | function isUndefined(object) { | |
349 | return typeof object === "undefined"; | |
350 | } | |
351 | ||
352 | extend(Object, { | |
353 | extend: extend, | |
354 | inspect: inspect, | |
355 | toJSON: NATIVE_JSON_STRINGIFY_SUPPORT ? stringify : toJSON, | |
356 | toQueryString: toQueryString, | |
357 | toHTML: toHTML, | |
358 | keys: Object.keys || keys, | |
359 | values: values, | |
360 | clone: clone, | |
361 | isElement: isElement, | |
362 | isArray: isArray, | |
363 | isHash: isHash, | |
364 | isFunction: isFunction, | |
365 | isString: isString, | |
366 | isNumber: isNumber, | |
367 | isDate: isDate, | |
368 | isUndefined: isUndefined | |
369 | }); | |
370 | })(); | |
371 | Object.extend(Function.prototype, (function() { | |
372 | var slice = Array.prototype.slice; | |
373 | ||
374 | function update(array, args) { | |
375 | var arrayLength = array.length, length = args.length; | |
376 | while (length--) array[arrayLength + length] = args[length]; | |
377 | return array; | |
378 | } | |
379 | ||
380 | function merge(array, args) { | |
381 | array = slice.call(array, 0); | |
382 | return update(array, args); | |
383 | } | |
384 | ||
385 | function argumentNames() { | |
386 | var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1] | |
387 | .replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '') | |
388 | .replace(/\s+/g, '').split(','); | |
389 | return names.length == 1 && !names[0] ? [] : names; | |
390 | } | |
391 | ||
392 | ||
393 | function bind(context) { | |
394 | if (arguments.length < 2 && Object.isUndefined(arguments[0])) | |
395 | return this; | |
396 | ||
397 | if (!Object.isFunction(this)) | |
398 | throw new TypeError("The object is not callable."); | |
399 | ||
400 | var nop = function() {}; | |
401 | var __method = this, args = slice.call(arguments, 1); | |
402 | ||
403 | var bound = function() { | |
404 | var a = merge(args, arguments); | |
405 | var c = this instanceof bound ? this : context; | |
406 | return __method.apply(c, a); | |
407 | }; | |
408 | ||
409 | nop.prototype = this.prototype; | |
410 | bound.prototype = new nop(); | |
411 | ||
412 | return bound; | |
413 | } | |
414 | ||
415 | function bindAsEventListener(context) { | |
416 | var __method = this, args = slice.call(arguments, 1); | |
417 | return function(event) { | |
418 | var a = update([event || window.event], args); | |
419 | return __method.apply(context, a); | |
420 | } | |
421 | } | |
422 | ||
423 | function curry() { | |
424 | if (!arguments.length) return this; | |
425 | var __method = this, args = slice.call(arguments, 0); | |
426 | return function() { | |
427 | var a = merge(args, arguments); | |
428 | return __method.apply(this, a); | |
429 | } | |
430 | } | |
431 | ||
432 | function delay(timeout) { | |
433 | var __method = this, args = slice.call(arguments, 1); | |
434 | timeout = timeout * 1000; | |
435 | return window.setTimeout(function() { | |
436 | return __method.apply(__method, args); | |
437 | }, timeout); | |
438 | } | |
439 | ||
440 | function defer() { | |
441 | var args = update([0.01], arguments); | |
442 | return this.delay.apply(this, args); | |
443 | } | |
444 | ||
445 | function wrap(wrapper) { | |
446 | var __method = this; | |
447 | return function() { | |
448 | var a = update([__method.bind(this)], arguments); | |
449 | return wrapper.apply(this, a); | |
450 | } | |
451 | } | |
452 | ||
453 | function methodize() { | |
454 | if (this._methodized) return this._methodized; | |
455 | var __method = this; | |
456 | return this._methodized = function() { | |
457 | var a = update([this], arguments); | |
458 | return __method.apply(null, a); | |
459 | }; | |
460 | } | |
461 | ||
462 | var extensions = { | |
463 | argumentNames: argumentNames, | |
464 | bindAsEventListener: bindAsEventListener, | |
465 | curry: curry, | |
466 | delay: delay, | |
467 | defer: defer, | |
468 | wrap: wrap, | |
469 | methodize: methodize | |
470 | }; | |
471 | ||
472 | if (!Function.prototype.bind) | |
473 | extensions.bind = bind; | |
474 | ||
475 | return extensions; | |
476 | })()); | |
477 | ||
478 | ||
479 | ||
480 | (function(proto) { | |
481 | ||
482 | ||
483 | function toISOString() { | |
484 | return this.getUTCFullYear() + '-' + | |
485 | (this.getUTCMonth() + 1).toPaddedString(2) + '-' + | |
486 | this.getUTCDate().toPaddedString(2) + 'T' + | |
487 | this.getUTCHours().toPaddedString(2) + ':' + | |
488 | this.getUTCMinutes().toPaddedString(2) + ':' + | |
489 | this.getUTCSeconds().toPaddedString(2) + 'Z'; | |
490 | } | |
491 | ||
492 | ||
493 | function toJSON() { | |
494 | return this.toISOString(); | |
495 | } | |
496 | ||
497 | if (!proto.toISOString) proto.toISOString = toISOString; | |
498 | if (!proto.toJSON) proto.toJSON = toJSON; | |
499 | ||
500 | })(Date.prototype); | |
501 | ||
502 | ||
503 | RegExp.prototype.match = RegExp.prototype.test; | |
504 | ||
505 | RegExp.escape = function(str) { | |
506 | return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1'); | |
507 | }; | |
508 | var PeriodicalExecuter = Class.create({ | |
509 | initialize: function(callback, frequency) { | |
510 | this.callback = callback; | |
511 | this.frequency = frequency; | |
512 | this.currentlyExecuting = false; | |
513 | ||
514 | this.registerCallback(); | |
515 | }, | |
516 | ||
517 | registerCallback: function() { | |
518 | this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); | |
519 | }, | |
520 | ||
521 | execute: function() { | |
522 | this.callback(this); | |
523 | }, | |
524 | ||
525 | stop: function() { | |
526 | if (!this.timer) return; | |
527 | clearInterval(this.timer); | |
528 | this.timer = null; | |
529 | }, | |
530 | ||
531 | onTimerEvent: function() { | |
532 | if (!this.currentlyExecuting) { | |
533 | try { | |
534 | this.currentlyExecuting = true; | |
535 | this.execute(); | |
536 | this.currentlyExecuting = false; | |
537 | } catch(e) { | |
538 | this.currentlyExecuting = false; | |
539 | throw e; | |
540 | } | |
541 | } | |
542 | } | |
543 | }); | |
544 | Object.extend(String, { | |
545 | interpret: function(value) { | |
546 | return value == null ? '' : String(value); | |
547 | }, | |
548 | specialChar: { | |
549 | '\b': '\\b', | |
550 | '\t': '\\t', | |
551 | '\n': '\\n', | |
552 | '\f': '\\f', | |
553 | '\r': '\\r', | |
554 | '\\': '\\\\' | |
555 | } | |
556 | }); | |
557 | ||
558 | Object.extend(String.prototype, (function() { | |
559 | var NATIVE_JSON_PARSE_SUPPORT = window.JSON && | |
560 | typeof JSON.parse === 'function' && | |
561 | JSON.parse('{"test": true}').test; | |
562 | ||
563 | function prepareReplacement(replacement) { | |
564 | if (Object.isFunction(replacement)) return replacement; | |
565 | var template = new Template(replacement); | |
566 | return function(match) { return template.evaluate(match) }; | |
567 | } | |
568 | ||
569 | function isNonEmptyRegExp(regexp) { | |
570 | return regexp.source && regexp.source !== '(?:)'; | |
571 | } | |
572 | ||
573 | ||
574 | function gsub(pattern, replacement) { | |
575 | var result = '', source = this, match; | |
576 | replacement = prepareReplacement(replacement); | |
577 | ||
578 | if (Object.isString(pattern)) | |
579 | pattern = RegExp.escape(pattern); | |
580 | ||
581 | if (!(pattern.length || isNonEmptyRegExp(pattern))) { | |
582 | replacement = replacement(''); | |
583 | return replacement + source.split('').join(replacement) + replacement; | |
584 | } | |
585 | ||
586 | while (source.length > 0) { | |
587 | match = source.match(pattern) | |
588 | if (match && match[0].length > 0) { | |
589 | result += source.slice(0, match.index); | |
590 | result += String.interpret(replacement(match)); | |
591 | source = source.slice(match.index + match[0].length); | |
592 | } else { | |
593 | result += source, source = ''; | |
594 | } | |
595 | } | |
596 | return result; | |
597 | } | |
598 | ||
599 | function sub(pattern, replacement, count) { | |
600 | replacement = prepareReplacement(replacement); | |
601 | count = Object.isUndefined(count) ? 1 : count; | |
602 | ||
603 | return this.gsub(pattern, function(match) { | |
604 | if (--count < 0) return match[0]; | |
605 | return replacement(match); | |
606 | }); | |
607 | } | |
608 | ||
609 | function scan(pattern, iterator) { | |
610 | this.gsub(pattern, iterator); | |
611 | return String(this); | |
612 | } | |
613 | ||
614 | function truncate(length, truncation) { | |
615 | length = length || 30; | |
616 | truncation = Object.isUndefined(truncation) ? '...' : truncation; | |
617 | return this.length > length ? | |
618 | this.slice(0, length - truncation.length) + truncation : String(this); | |
619 | } | |
620 | ||
621 | function strip() { | |
622 | return this.replace(/^\s+/, '').replace(/\s+$/, ''); | |
623 | } | |
624 | ||
625 | function stripTags() { | |
626 | return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?(\/)?>|<\/\w+>/gi, ''); | |
627 | } | |
628 | ||
629 | function stripScripts() { | |
630 | return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), ''); | |
631 | } | |
632 | ||
633 | function extractScripts() { | |
634 | var matchAll = new RegExp(Prototype.ScriptFragment, 'img'), | |
635 | matchOne = new RegExp(Prototype.ScriptFragment, 'im'); | |
636 | return (this.match(matchAll) || []).map(function(scriptTag) { | |
637 | return (scriptTag.match(matchOne) || ['', ''])[1]; | |
638 | }); | |
639 | } | |
640 | ||
641 | function evalScripts() { | |
642 | return this.extractScripts().map(function(script) { return eval(script); }); | |
643 | } | |
644 | ||
645 | function escapeHTML() { | |
646 | return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>'); | |
647 | } | |
648 | ||
649 | function unescapeHTML() { | |
650 | return this.stripTags().replace(/</g,'<').replace(/>/g,'>').replace(/&/g,'&'); | |
651 | } | |
652 | ||
653 | ||
654 | function toQueryParams(separator) { | |
655 | var match = this.strip().match(/([^?#]*)(#.*)?$/); | |
656 | if (!match) return { }; | |
657 | ||
658 | return match[1].split(separator || '&').inject({ }, function(hash, pair) { | |
659 | if ((pair = pair.split('='))[0]) { | |
660 | var key = decodeURIComponent(pair.shift()), | |
661 | value = pair.length > 1 ? pair.join('=') : pair[0]; | |
662 | ||
663 | if (value != undefined) { | |
664 | value = value.gsub('+', ' '); | |
665 | value = decodeURIComponent(value); | |
666 | } | |
667 | ||
668 | if (key in hash) { | |
669 | if (!Object.isArray(hash[key])) hash[key] = [hash[key]]; | |
670 | hash[key].push(value); | |
671 | } | |
672 | else hash[key] = value; | |
673 | } | |
674 | return hash; | |
675 | }); | |
676 | } | |
677 | ||
678 | function toArray() { | |
679 | return this.split(''); | |
680 | } | |
681 | ||
682 | function succ() { | |
683 | return this.slice(0, this.length - 1) + | |
684 | String.fromCharCode(this.charCodeAt(this.length - 1) + 1); | |
685 | } | |
686 | ||
687 | function times(count) { | |
688 | return count < 1 ? '' : new Array(count + 1).join(this); | |
689 | } | |
690 | ||
691 | function camelize() { | |
692 | return this.replace(/-+(.)?/g, function(match, chr) { | |
693 | return chr ? chr.toUpperCase() : ''; | |
694 | }); | |
695 | } | |
696 | ||
697 | function capitalize() { | |
698 | return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase(); | |
699 | } | |
700 | ||
701 | function underscore() { | |
702 | return this.replace(/::/g, '/') | |
703 | .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2') | |
704 | .replace(/([a-z\d])([A-Z])/g, '$1_$2') | |
705 | .replace(/-/g, '_') | |
706 | .toLowerCase(); | |
707 | } | |
708 | ||
709 | function dasherize() { | |
710 | return this.replace(/_/g, '-'); | |
711 | } | |
712 | ||
713 | function inspect(useDoubleQuotes) { | |
714 | var escapedString = this.replace(/[\x00-\x1f\\]/g, function(character) { | |
715 | if (character in String.specialChar) { | |
716 | return String.specialChar[character]; | |
717 | } | |
718 | return '\\u00' + character.charCodeAt().toPaddedString(2, 16); | |
719 | }); | |
720 | if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"'; | |
721 | return "'" + escapedString.replace(/'/g, '\\\'') + "'"; | |
722 | } | |
723 | ||
724 | function unfilterJSON(filter) { | |
725 | return this.replace(filter || Prototype.JSONFilter, '$1'); | |
726 | } | |
727 | ||
728 | function isJSON() { | |
729 | var str = this; | |
730 | if (str.blank()) return false; | |
731 | str = str.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@'); | |
732 | str = str.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']'); | |
733 | str = str.replace(/(?:^|:|,)(?:\s*\[)+/g, ''); | |
734 | return (/^[\],:{}\s]*$/).test(str); | |
735 | } | |
736 | ||
737 | function evalJSON(sanitize) { | |
738 | var json = this.unfilterJSON(), | |
739 | cx = /[\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff\u0000]/g; | |
740 | if (cx.test(json)) { | |
741 | json = json.replace(cx, function (a) { | |
742 | return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4); | |
743 | }); | |
744 | } | |
745 | try { | |
746 | if (!sanitize || json.isJSON()) return eval('(' + json + ')'); | |
747 | } catch (e) { } | |
748 | throw new SyntaxError('Badly formed JSON string: ' + this.inspect()); | |
749 | } | |
750 | ||
751 | function parseJSON() { | |
752 | var json = this.unfilterJSON(); | |
753 | return JSON.parse(json); | |
754 | } | |
755 | ||
756 | function include(pattern) { | |
757 | return this.indexOf(pattern) > -1; | |
758 | } | |
759 | ||
760 | function startsWith(pattern, position) { | |
761 | position = Object.isNumber(position) ? position : 0; | |
762 | return this.lastIndexOf(pattern, position) === position; | |
763 | } | |
764 | ||
765 | function endsWith(pattern, position) { | |
766 | pattern = String(pattern); | |
767 | position = Object.isNumber(position) ? position : this.length; | |
768 | if (position < 0) position = 0; | |
769 | if (position > this.length) position = this.length; | |
770 | var d = position - pattern.length; | |
771 | return d >= 0 && this.indexOf(pattern, d) === d; | |
772 | } | |
773 | ||
774 | function empty() { | |
775 | return this == ''; | |
776 | } | |
777 | ||
778 | function blank() { | |
779 | return /^\s*$/.test(this); | |
780 | } | |
781 | ||
782 | function interpolate(object, pattern) { | |
783 | return new Template(this, pattern).evaluate(object); | |
784 | } | |
785 | ||
786 | return { | |
787 | gsub: gsub, | |
788 | sub: sub, | |
789 | scan: scan, | |
790 | truncate: truncate, | |
791 | strip: String.prototype.trim || strip, | |
792 | stripTags: stripTags, | |
793 | stripScripts: stripScripts, | |
794 | extractScripts: extractScripts, | |
795 | evalScripts: evalScripts, | |
796 | escapeHTML: escapeHTML, | |
797 | unescapeHTML: unescapeHTML, | |
798 | toQueryParams: toQueryParams, | |
799 | parseQuery: toQueryParams, | |
800 | toArray: toArray, | |
801 | succ: succ, | |
802 | times: times, | |
803 | camelize: camelize, | |
804 | capitalize: capitalize, | |
805 | underscore: underscore, | |
806 | dasherize: dasherize, | |
807 | inspect: inspect, | |
808 | unfilterJSON: unfilterJSON, | |
809 | isJSON: isJSON, | |
810 | evalJSON: NATIVE_JSON_PARSE_SUPPORT ? parseJSON : evalJSON, | |
811 | include: include, | |
812 | startsWith: String.prototype.startsWith || startsWith, | |
813 | endsWith: String.prototype.endsWith || endsWith, | |
814 | empty: empty, | |
815 | blank: blank, | |
816 | interpolate: interpolate | |
817 | }; | |
818 | })()); | |
819 | ||
820 | var Template = Class.create({ | |
821 | initialize: function(template, pattern) { | |
822 | this.template = template.toString(); | |
823 | this.pattern = pattern || Template.Pattern; | |
824 | }, | |
825 | ||
826 | evaluate: function(object) { | |
827 | if (object && Object.isFunction(object.toTemplateReplacements)) | |
828 | object = object.toTemplateReplacements(); | |
829 | ||
830 | return this.template.gsub(this.pattern, function(match) { | |
831 | if (object == null) return (match[1] + ''); | |
832 | ||
833 | var before = match[1] || ''; | |
834 | if (before == '\\') return match[2]; | |
835 | ||
836 | var ctx = object, expr = match[3], | |
837 | pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/; | |
838 | ||
839 | match = pattern.exec(expr); | |
840 | if (match == null) return before; | |
841 | ||
842 | while (match != null) { | |
843 | var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1]; | |
844 | ctx = ctx[comp]; | |
845 | if (null == ctx || '' == match[3]) break; | |
846 | expr = expr.substring('[' == match[3] ? match[1].length : match[0].length); | |
847 | match = pattern.exec(expr); | |
848 | } | |
849 | ||
850 | return before + String.interpret(ctx); | |
851 | }); | |
852 | } | |
853 | }); | |
854 | Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; | |
855 | ||
856 | var $break = { }; | |
857 | ||
858 | var Enumerable = (function() { | |
859 | function each(iterator, context) { | |
860 | try { | |
861 | this._each(iterator, context); | |
862 | } catch (e) { | |
863 | if (e != $break) throw e; | |
864 | } | |
865 | return this; | |
866 | } | |
867 | ||
868 | function eachSlice(number, iterator, context) { | |
869 | var index = -number, slices = [], array = this.toArray(); | |
870 | if (number < 1) return array; | |
871 | while ((index += number) < array.length) | |
872 | slices.push(array.slice(index, index+number)); | |
873 | return slices.collect(iterator, context); | |
874 | } | |
875 | ||
876 | function all(iterator, context) { | |
877 | iterator = iterator || Prototype.K; | |
878 | var result = true; | |
879 | this.each(function(value, index) { | |
880 | result = result && !!iterator.call(context, value, index, this); | |
881 | if (!result) throw $break; | |
882 | }, this); | |
883 | return result; | |
884 | } | |
885 | ||
886 | function any(iterator, context) { | |
887 | iterator = iterator || Prototype.K; | |
888 | var result = false; | |
889 | this.each(function(value, index) { | |
890 | if (result = !!iterator.call(context, value, index, this)) | |
891 | throw $break; | |
892 | }, this); | |
893 | return result; | |
894 | } | |
895 | ||
896 | function collect(iterator, context) { | |
897 | iterator = iterator || Prototype.K; | |
898 | var results = []; | |
899 | this.each(function(value, index) { | |
900 | results.push(iterator.call(context, value, index, this)); | |
901 | }, this); | |
902 | return results; | |
903 | } | |
904 | ||
905 | function detect(iterator, context) { | |
906 | var result; | |
907 | this.each(function(value, index) { | |
908 | if (iterator.call(context, value, index, this)) { | |
909 | result = value; | |
910 | throw $break; | |
911 | } | |
912 | }, this); | |
913 | return result; | |
914 | } | |
915 | ||
916 | function findAll(iterator, context) { | |
917 | var results = []; | |
918 | this.each(function(value, index) { | |
919 | if (iterator.call(context, value, index, this)) | |
920 | results.push(value); | |
921 | }, this); | |
922 | return results; | |
923 | } | |
924 | ||
925 | function grep(filter, iterator, context) { | |
926 | iterator = iterator || Prototype.K; | |
927 | var results = []; | |
928 | ||
929 | if (Object.isString(filter)) | |
930 | filter = new RegExp(RegExp.escape(filter)); | |
931 | ||
932 | this.each(function(value, index) { | |
933 | if (filter.match(value)) | |
934 | results.push(iterator.call(context, value, index, this)); | |
935 | }, this); | |
936 | return results; | |
937 | } | |
938 | ||
939 | function include(object) { | |
940 | if (Object.isFunction(this.indexOf) && this.indexOf(object) != -1) | |
941 | return true; | |
942 | ||
943 | var found = false; | |
944 | this.each(function(value) { | |
945 | if (value == object) { | |
946 | found = true; | |
947 | throw $break; | |
948 | } | |
949 | }); | |
950 | return found; | |
951 | } | |
952 | ||
953 | function inGroupsOf(number, fillWith) { | |
954 | fillWith = Object.isUndefined(fillWith) ? null : fillWith; | |
955 | return this.eachSlice(number, function(slice) { | |
956 | while(slice.length < number) slice.push(fillWith); | |
957 | return slice; | |
958 | }); | |
959 | } | |
960 | ||
961 | function inject(memo, iterator, context) { | |
962 | this.each(function(value, index) { | |
963 | memo = iterator.call(context, memo, value, index, this); | |
964 | }, this); | |
965 | return memo; | |
966 | } | |
967 | ||
968 | function invoke(method) { | |
969 | var args = $A(arguments).slice(1); | |
970 | return this.map(function(value) { | |
971 | return value[method].apply(value, args); | |
972 | }); | |
973 | } | |
974 | ||
975 | function max(iterator, context) { | |
976 | iterator = iterator || Prototype.K; | |
977 | var result; | |
978 | this.each(function(value, index) { | |
979 | value = iterator.call(context, value, index, this); | |
980 | if (result == null || value >= result) | |
981 | result = value; | |
982 | }, this); | |
983 | return result; | |
984 | } | |
985 | ||
986 | function min(iterator, context) { | |
987 | iterator = iterator || Prototype.K; | |
988 | var result; | |
989 | this.each(function(value, index) { | |
990 | value = iterator.call(context, value, index, this); | |
991 | if (result == null || value < result) | |
992 | result = value; | |
993 | }, this); | |
994 | return result; | |
995 | } | |
996 | ||
997 | function partition(iterator, context) { | |
998 | iterator = iterator || Prototype.K; | |
999 | var trues = [], falses = []; | |
1000 | this.each(function(value, index) { | |
1001 | (iterator.call(context, value, index, this) ? | |
1002 | trues : falses).push(value); | |
1003 | }, this); | |
1004 | return [trues, falses]; | |
1005 | } | |
1006 | ||
1007 | function pluck(property) { | |
1008 | var results = []; | |
1009 | this.each(function(value) { | |
1010 | results.push(value[property]); | |
1011 | }); | |
1012 | return results; | |
1013 | } | |
1014 | ||
1015 | function reject(iterator, context) { | |
1016 | var results = []; | |
1017 | this.each(function(value, index) { | |
1018 | if (!iterator.call(context, value, index, this)) | |
1019 | results.push(value); | |
1020 | }, this); | |
1021 | return results; | |
1022 | } | |
1023 | ||
1024 | function sortBy(iterator, context) { | |
1025 | return this.map(function(value, index) { | |
1026 | return { | |
1027 | value: value, | |
1028 | criteria: iterator.call(context, value, index, this) | |
1029 | }; | |
1030 | }, this).sort(function(left, right) { | |
1031 | var a = left.criteria, b = right.criteria; | |
1032 | return a < b ? -1 : a > b ? 1 : 0; | |
1033 | }).pluck('value'); | |
1034 | } | |
1035 | ||
1036 | function toArray() { | |
1037 | return this.map(); | |
1038 | } | |
1039 | ||
1040 | function zip() { | |
1041 | var iterator = Prototype.K, args = $A(arguments); | |
1042 | if (Object.isFunction(args.last())) | |
1043 | iterator = args.pop(); | |
1044 | ||
1045 | var collections = [this].concat(args).map($A); | |
1046 | return this.map(function(value, index) { | |
1047 | return iterator(collections.pluck(index)); | |
1048 | }); | |
1049 | } | |
1050 | ||
1051 | function size() { | |
1052 | return this.toArray().length; | |
1053 | } | |
1054 | ||
1055 | function inspect() { | |
1056 | return '#<Enumerable:' + this.toArray().inspect() + '>'; | |
1057 | } | |
1058 | ||
1059 | ||
1060 | ||
1061 | ||
1062 | ||
1063 | ||
1064 | ||
1065 | ||
1066 | ||
1067 | return { | |
1068 | each: each, | |
1069 | eachSlice: eachSlice, | |
1070 | all: all, | |
1071 | every: all, | |
1072 | any: any, | |
1073 | some: any, | |
1074 | collect: collect, | |
1075 | map: collect, | |
1076 | detect: detect, | |
1077 | findAll: findAll, | |
1078 | select: findAll, | |
1079 | filter: findAll, | |
1080 | grep: grep, | |
1081 | include: include, | |
1082 | member: include, | |
1083 | inGroupsOf: inGroupsOf, | |
1084 | inject: inject, | |
1085 | invoke: invoke, | |
1086 | max: max, | |
1087 | min: min, | |
1088 | partition: partition, | |
1089 | pluck: pluck, | |
1090 | reject: reject, | |
1091 | sortBy: sortBy, | |
1092 | toArray: toArray, | |
1093 | entries: toArray, | |
1094 | zip: zip, | |
1095 | size: size, | |
1096 | inspect: inspect, | |
1097 | find: detect | |
1098 | }; | |
1099 | })(); | |
1100 | ||
1101 | function $A(iterable) { | |
1102 | if (!iterable) return []; | |
1103 | if ('toArray' in Object(iterable)) return iterable.toArray(); | |
1104 | var length = iterable.length || 0, results = new Array(length); | |
1105 | while (length--) results[length] = iterable[length]; | |
1106 | return results; | |
1107 | } | |
1108 | ||
1109 | ||
1110 | function $w(string) { | |
1111 | if (!Object.isString(string)) return []; | |
1112 | string = string.strip(); | |
1113 | return string ? string.split(/\s+/) : []; | |
1114 | } | |
1115 | ||
1116 | Array.from = $A; | |
1117 | ||
1118 | ||
1119 | (function() { | |
1120 | var arrayProto = Array.prototype, | |
1121 | slice = arrayProto.slice, | |
1122 | _each = arrayProto.forEach; // use native browser JS 1.6 implementation if available | |
1123 | ||
1124 | function each(iterator, context) { | |
1125 | for (var i = 0, length = this.length >>> 0; i < length; i++) { | |
1126 | if (i in this) iterator.call(context, this[i], i, this); | |
1127 | } | |
1128 | } | |
1129 | if (!_each) _each = each; | |
1130 | ||
1131 | function clear() { | |
1132 | this.length = 0; | |
1133 | return this; | |
1134 | } | |
1135 | ||
1136 | function first() { | |
1137 | return this[0]; | |
1138 | } | |
1139 | ||
1140 | function last() { | |
1141 | return this[this.length - 1]; | |
1142 | } | |
1143 | ||
1144 | function compact() { | |
1145 | return this.select(function(value) { | |
1146 | return value != null; | |
1147 | }); | |
1148 | } | |
1149 | ||
1150 | function flatten() { | |
1151 | return this.inject([], function(array, value) { | |
1152 | if (Object.isArray(value)) | |
1153 | return array.concat(value.flatten()); | |
1154 | array.push(value); | |
1155 | return array; | |
1156 | }); | |
1157 | } | |
1158 | ||
1159 | function without() { | |
1160 | var values = slice.call(arguments, 0); | |
1161 | return this.select(function(value) { | |
1162 | return !values.include(value); | |
1163 | }); | |
1164 | } | |
1165 | ||
1166 | function reverse(inline) { | |
1167 | return (inline === false ? this.toArray() : this)._reverse(); | |
1168 | } | |
1169 | ||
1170 | function uniq(sorted) { | |
1171 | return this.inject([], function(array, value, index) { | |
1172 | if (0 == index || (sorted ? array.last() != value : !array.include(value))) | |
1173 | array.push(value); | |
1174 | return array; | |
1175 | }); | |
1176 | } | |
1177 | ||
1178 | function intersect(array) { | |
1179 | return this.uniq().findAll(function(item) { | |
1180 | return array.indexOf(item) !== -1; | |
1181 | }); | |
1182 | } | |
1183 | ||
1184 | ||
1185 | function clone() { | |
1186 | return slice.call(this, 0); | |
1187 | } | |
1188 | ||
1189 | function size() { | |
1190 | return this.length; | |
1191 | } | |
1192 | ||
1193 | function inspect() { | |
1194 | return '[' + this.map(Object.inspect).join(', ') + ']'; | |
1195 | } | |
1196 | ||
1197 | function indexOf(item, i) { | |
1198 | if (this == null) throw new TypeError(); | |
1199 | ||
1200 | var array = Object(this), length = array.length >>> 0; | |
1201 | if (length === 0) return -1; | |
1202 | ||
1203 | i = Number(i); | |
1204 | if (isNaN(i)) { | |
1205 | i = 0; | |
1206 | } else if (i !== 0 && isFinite(i)) { | |
1207 | i = (i > 0 ? 1 : -1) * Math.floor(Math.abs(i)); | |
1208 | } | |
1209 | ||
1210 | if (i > length) return -1; | |
1211 | ||
1212 | var k = i >= 0 ? i : Math.max(length - Math.abs(i), 0); | |
1213 | for (; k < length; k++) | |
1214 | if (k in array && array[k] === item) return k; | |
1215 | return -1; | |
1216 | } | |
1217 | ||
1218 | ||
1219 | function lastIndexOf(item, i) { | |
1220 | if (this == null) throw new TypeError(); | |
1221 | ||
1222 | var array = Object(this), length = array.length >>> 0; | |
1223 | if (length === 0) return -1; | |
1224 | ||
1225 | if (!Object.isUndefined(i)) { | |
1226 | i = Number(i); | |
1227 | if (isNaN(i)) { | |
1228 | i = 0; | |
1229 | } else if (i !== 0 && isFinite(i)) { | |
1230 | i = (i > 0 ? 1 : -1) * Math.floor(Math.abs(i)); | |
1231 | } | |
1232 | } else { | |
1233 | i = length; | |
1234 | } | |
1235 | ||
1236 | var k = i >= 0 ? Math.min(i, length - 1) : | |
1237 | length - Math.abs(i); | |
1238 | ||
1239 | for (; k >= 0; k--) | |
1240 | if (k in array && array[k] === item) return k; | |
1241 | return -1; | |
1242 | } | |
1243 | ||
1244 | function concat(_) { | |
1245 | var array = [], items = slice.call(arguments, 0), item, n = 0; | |
1246 | items.unshift(this); | |
1247 | for (var i = 0, length = items.length; i < length; i++) { | |
1248 | item = items[i]; | |
1249 | if (Object.isArray(item) && !('callee' in item)) { | |
1250 | for (var j = 0, arrayLength = item.length; j < arrayLength; j++) { | |
1251 | if (j in item) array[n] = item[j]; | |
1252 | n++; | |
1253 | } | |
1254 | } else { | |
1255 | array[n++] = item; | |
1256 | } | |
1257 | } | |
1258 | array.length = n; | |
1259 | return array; | |
1260 | } | |
1261 | ||
1262 | ||
1263 | function wrapNative(method) { | |
1264 | return function() { | |
1265 | if (arguments.length === 0) { | |
1266 | return method.call(this, Prototype.K); | |
1267 | } else if (arguments[0] === undefined) { | |
1268 | var args = slice.call(arguments, 1); | |
1269 | args.unshift(Prototype.K); | |
1270 | return method.apply(this, args); | |
1271 | } else { | |
1272 | return method.apply(this, arguments); | |
1273 | } | |
1274 | }; | |
1275 | } | |
1276 | ||
1277 | ||
1278 | function map(iterator) { | |
1279 | if (this == null) throw new TypeError(); | |
1280 | iterator = iterator || Prototype.K; | |
1281 | ||
1282 | var object = Object(this); | |
1283 | var results = [], context = arguments[1], n = 0; | |
1284 | ||
1285 | for (var i = 0, length = object.length >>> 0; i < length; i++) { | |
1286 | if (i in object) { | |
1287 | results[n] = iterator.call(context, object[i], i, object); | |
1288 | } | |
1289 | n++; | |
1290 | } | |
1291 | results.length = n; | |
1292 | return results; | |
1293 | } | |
1294 | ||
1295 | if (arrayProto.map) { | |
1296 | map = wrapNative(Array.prototype.map); | |
1297 | } | |
1298 | ||
1299 | function filter(iterator) { | |
1300 | if (this == null || !Object.isFunction(iterator)) | |
1301 | throw new TypeError(); | |
1302 | ||
1303 | var object = Object(this); | |
1304 | var results = [], context = arguments[1], value; | |
1305 | ||
1306 | for (var i = 0, length = object.length >>> 0; i < length; i++) { | |
1307 | if (i in object) { | |
1308 | value = object[i]; | |
1309 | if (iterator.call(context, value, i, object)) { | |
1310 | results.push(value); | |
1311 | } | |
1312 | } | |
1313 | } | |
1314 | return results; | |
1315 | } | |
1316 | ||
1317 | if (arrayProto.filter) { | |
1318 | filter = Array.prototype.filter; | |
1319 | } | |
1320 | ||
1321 | function some(iterator) { | |
1322 | if (this == null) throw new TypeError(); | |
1323 | iterator = iterator || Prototype.K; | |
1324 | var context = arguments[1]; | |
1325 | ||
1326 | var object = Object(this); | |
1327 | for (var i = 0, length = object.length >>> 0; i < length; i++) { | |
1328 | if (i in object && iterator.call(context, object[i], i, object)) { | |
1329 | return true; | |
1330 | } | |
1331 | } | |
1332 | ||
1333 | return false; | |
1334 | } | |
1335 | ||
1336 | if (arrayProto.some) { | |
1337 | some = wrapNative(Array.prototype.some); | |
1338 | } | |
1339 | ||
1340 | function every(iterator) { | |
1341 | if (this == null) throw new TypeError(); | |
1342 | iterator = iterator || Prototype.K; | |
1343 | var context = arguments[1]; | |
1344 | ||
1345 | var object = Object(this); | |
1346 | for (var i = 0, length = object.length >>> 0; i < length; i++) { | |
1347 | if (i in object && !iterator.call(context, object[i], i, object)) { | |
1348 | return false; | |
1349 | } | |
1350 | } | |
1351 | ||
1352 | return true; | |
1353 | } | |
1354 | ||
1355 | if (arrayProto.every) { | |
1356 | every = wrapNative(Array.prototype.every); | |
1357 | } | |
1358 | ||
1359 | ||
1360 | Object.extend(arrayProto, Enumerable); | |
1361 | ||
1362 | if (arrayProto.entries === Enumerable.entries) { | |
1363 | delete arrayProto.entries; | |
1364 | } | |
1365 | ||
1366 | if (!arrayProto._reverse) | |
1367 | arrayProto._reverse = arrayProto.reverse; | |
1368 | ||
1369 | Object.extend(arrayProto, { | |
1370 | _each: _each, | |
1371 | ||
1372 | map: map, | |
1373 | collect: map, | |
1374 | select: filter, | |
1375 | filter: filter, | |
1376 | findAll: filter, | |
1377 | some: some, | |
1378 | any: some, | |
1379 | every: every, | |
1380 | all: every, | |
1381 | ||
1382 | clear: clear, | |
1383 | first: first, | |
1384 | last: last, | |
1385 | compact: compact, | |
1386 | flatten: flatten, | |
1387 | without: without, | |
1388 | reverse: reverse, | |
1389 | uniq: uniq, | |
1390 | intersect: intersect, | |
1391 | clone: clone, | |
1392 | toArray: clone, | |
1393 | size: size, | |
1394 | inspect: inspect | |
1395 | }); | |
1396 | ||
1397 | var CONCAT_ARGUMENTS_BUGGY = (function() { | |
1398 | return [].concat(arguments)[0][0] !== 1; | |
1399 | })(1,2); | |
1400 | ||
1401 | if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat; | |
1402 | ||
1403 | if (!arrayProto.indexOf) arrayProto.indexOf = indexOf; | |
1404 | if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf; | |
1405 | })(); | |
1406 | function $H(object) { | |
1407 | return new Hash(object); | |
1408 | }; | |
1409 | ||
1410 | var Hash = Class.create(Enumerable, (function() { | |
1411 | function initialize(object) { | |
1412 | this._object = Object.isHash(object) ? object.toObject() : Object.clone(object); | |
1413 | } | |
1414 | ||
1415 | ||
1416 | function _each(iterator, context) { | |
1417 | var i = 0; | |
1418 | for (var key in this._object) { | |
1419 | var value = this._object[key], pair = [key, value]; | |
1420 | pair.key = key; | |
1421 | pair.value = value; | |
1422 | iterator.call(context, pair, i); | |
1423 | i++; | |
1424 | } | |
1425 | } | |
1426 | ||
1427 | function set(key, value) { | |
1428 | return this._object[key] = value; | |
1429 | } | |
1430 | ||
1431 | function get(key) { | |
1432 | if (this._object[key] !== Object.prototype[key]) | |
1433 | return this._object[key]; | |
1434 | } | |
1435 | ||
1436 | function unset(key) { | |
1437 | var value = this._object[key]; | |
1438 | delete this._object[key]; | |
1439 | return value; | |
1440 | } | |
1441 | ||
1442 | function toObject() { | |
1443 | return Object.clone(this._object); | |
1444 | } | |
1445 | ||
1446 | ||
1447 | ||
1448 | function keys() { | |
1449 | return this.pluck('key'); | |
1450 | } | |
1451 | ||
1452 | function values() { | |
1453 | return this.pluck('value'); | |
1454 | } | |
1455 | ||
1456 | function index(value) { | |
1457 | var match = this.detect(function(pair) { | |
1458 | return pair.value === value; | |
1459 | }); | |
1460 | return match && match.key; | |
1461 | } | |
1462 | ||
1463 | function merge(object) { | |
1464 | return this.clone().update(object); | |
1465 | } | |
1466 | ||
1467 | function update(object) { | |
1468 | return new Hash(object).inject(this, function(result, pair) { | |
1469 | result.set(pair.key, pair.value); | |
1470 | return result; | |
1471 | }); | |
1472 | } | |
1473 | ||
1474 | function toQueryPair(key, value) { | |
1475 | if (Object.isUndefined(value)) return key; | |
1476 | ||
1477 | value = String.interpret(value); | |
1478 | ||
1479 | value = value.gsub(/(\r)?\n/, '\r\n'); | |
1480 | value = encodeURIComponent(value); | |
1481 | value = value.gsub(/%20/, '+'); | |
1482 | return key + '=' + value; | |
1483 | } | |
1484 | ||
1485 | function toQueryString() { | |
1486 | return this.inject([], function(results, pair) { | |
1487 | var key = encodeURIComponent(pair.key), values = pair.value; | |
1488 | ||
1489 | if (values && typeof values == 'object') { | |
1490 | if (Object.isArray(values)) { | |
1491 | var queryValues = []; | |
1492 | for (var i = 0, len = values.length, value; i < len; i++) { | |
1493 | value = values[i]; | |
1494 | queryValues.push(toQueryPair(key, value)); | |
1495 | } | |
1496 | return results.concat(queryValues); | |
1497 | } | |
1498 | } else results.push(toQueryPair(key, values)); | |
1499 | return results; | |
1500 | }).join('&'); | |
1501 | } | |
1502 | ||
1503 | function inspect() { | |
1504 | return '#<Hash:{' + this.map(function(pair) { | |
1505 | return pair.map(Object.inspect).join(': '); | |
1506 | }).join(', ') + '}>'; | |
1507 | } | |
1508 | ||
1509 | function clone() { | |
1510 | return new Hash(this); | |
1511 | } | |
1512 | ||
1513 | return { | |
1514 | initialize: initialize, | |
1515 | _each: _each, | |
1516 | set: set, | |
1517 | get: get, | |
1518 | unset: unset, | |
1519 | toObject: toObject, | |
1520 | toTemplateReplacements: toObject, | |
1521 | keys: keys, | |
1522 | values: values, | |
1523 | index: index, | |
1524 | merge: merge, | |
1525 | update: update, | |
1526 | toQueryString: toQueryString, | |
1527 | inspect: inspect, | |
1528 | toJSON: toObject, | |
1529 | clone: clone | |
1530 | }; | |
1531 | })()); | |
1532 | ||
1533 | Hash.from = $H; | |
1534 | Object.extend(Number.prototype, (function() { | |
1535 | function toColorPart() { | |
1536 | return this.toPaddedString(2, 16); | |
1537 | } | |
1538 | ||
1539 | function succ() { | |
1540 | return this + 1; | |
1541 | } | |
1542 | ||
1543 | function times(iterator, context) { | |
1544 | $R(0, this, true).each(iterator, context); | |
1545 | return this; | |
1546 | } | |
1547 | ||
1548 | function toPaddedString(length, radix) { | |
1549 | var string = this.toString(radix || 10); | |
1550 | return '0'.times(length - string.length) + string; | |
1551 | } | |
1552 | ||
1553 | function abs() { | |
1554 | return Math.abs(this); | |
1555 | } | |
1556 | ||
1557 | function round() { | |
1558 | return Math.round(this); | |
1559 | } | |
1560 | ||
1561 | function ceil() { | |
1562 | return Math.ceil(this); | |
1563 | } | |
1564 | ||
1565 | function floor() { | |
1566 | return Math.floor(this); | |
1567 | } | |
1568 | ||
1569 | return { | |
1570 | toColorPart: toColorPart, | |
1571 | succ: succ, | |
1572 | times: times, | |
1573 | toPaddedString: toPaddedString, | |
1574 | abs: abs, | |
1575 | round: round, | |
1576 | ceil: ceil, | |
1577 | floor: floor | |
1578 | }; | |
1579 | })()); | |
1580 | ||
1581 | function $R(start, end, exclusive) { | |
1582 | return new ObjectRange(start, end, exclusive); | |
1583 | } | |
1584 | ||
1585 | var ObjectRange = Class.create(Enumerable, (function() { | |
1586 | function initialize(start, end, exclusive) { | |
1587 | this.start = start; | |
1588 | this.end = end; | |
1589 | this.exclusive = exclusive; | |
1590 | } | |
1591 | ||
1592 | function _each(iterator, context) { | |
1593 | var value = this.start, i; | |
1594 | for (i = 0; this.include(value); i++) { | |
1595 | iterator.call(context, value, i); | |
1596 | value = value.succ(); | |
1597 | } | |
1598 | } | |
1599 | ||
1600 | function include(value) { | |
1601 | if (value < this.start) | |
1602 | return false; | |
1603 | if (this.exclusive) | |
1604 | return value < this.end; | |
1605 | return value <= this.end; | |
1606 | } | |
1607 | ||
1608 | return { | |
1609 | initialize: initialize, | |
1610 | _each: _each, | |
1611 | include: include | |
1612 | }; | |
1613 | })()); | |
1614 | ||
1615 | ||
1616 | ||
1617 | var Abstract = { }; | |
1618 | ||
1619 | ||
1620 | var Try = { | |
1621 | these: function() { | |
1622 | var returnValue; | |
1623 | ||
1624 | for (var i = 0, length = arguments.length; i < length; i++) { | |
1625 | var lambda = arguments[i]; | |
1626 | try { | |
1627 | returnValue = lambda(); | |
1628 | break; | |
1629 | } catch (e) { } | |
1630 | } | |
1631 | ||
1632 | return returnValue; | |
1633 | } | |
1634 | }; | |
1635 | ||
1636 | var Ajax = { | |
1637 | getTransport: function() { | |
1638 | return Try.these( | |
1639 | function() {return new XMLHttpRequest()}, | |
1640 | function() {return new ActiveXObject('Msxml2.XMLHTTP')}, | |
1641 | function() {return new ActiveXObject('Microsoft.XMLHTTP')} | |
1642 | ) || false; | |
1643 | }, | |
1644 | ||
1645 | activeRequestCount: 0 | |
1646 | }; | |
1647 | ||
1648 | Ajax.Responders = { | |
1649 | responders: [], | |
1650 | ||
1651 | _each: function(iterator, context) { | |
1652 | this.responders._each(iterator, context); | |
1653 | }, | |
1654 | ||
1655 | register: function(responder) { | |
1656 | if (!this.include(responder)) | |
1657 | this.responders.push(responder); | |
1658 | }, | |
1659 | ||
1660 | unregister: function(responder) { | |
1661 | this.responders = this.responders.without(responder); | |
1662 | }, | |
1663 | ||
1664 | dispatch: function(callback, request, transport, json) { | |
1665 | this.each(function(responder) { | |
1666 | if (Object.isFunction(responder[callback])) { | |
1667 | try { | |
1668 | responder[callback].apply(responder, [request, transport, json]); | |
1669 | } catch (e) { } | |
1670 | } | |
1671 | }); | |
1672 | } | |
1673 | }; | |
1674 | ||
1675 | Object.extend(Ajax.Responders, Enumerable); | |
1676 | ||
1677 | Ajax.Responders.register({ | |
1678 | onCreate: function() { Ajax.activeRequestCount++ }, | |
1679 | onComplete: function() { Ajax.activeRequestCount-- } | |
1680 | }); | |
1681 | Ajax.Base = Class.create({ | |
1682 | initialize: function(options) { | |
1683 | this.options = { | |
1684 | method: 'post', | |
1685 | asynchronous: true, | |
1686 | contentType: 'application/x-www-form-urlencoded', | |
1687 | encoding: 'UTF-8', | |
1688 | parameters: '', | |
1689 | evalJSON: true, | |
1690 | evalJS: true | |
1691 | }; | |
1692 | Object.extend(this.options, options || { }); | |
1693 | ||
1694 | this.options.method = this.options.method.toLowerCase(); | |
1695 | ||
1696 | if (Object.isHash(this.options.parameters)) | |
1697 | this.options.parameters = this.options.parameters.toObject(); | |
1698 | } | |
1699 | }); | |
1700 | Ajax.Request = Class.create(Ajax.Base, { | |
1701 | _complete: false, | |
1702 | ||
1703 | initialize: function($super, url, options) { | |
1704 | $super(options); | |
1705 | this.transport = Ajax.getTransport(); | |
1706 | this.request(url); | |
1707 | }, | |
1708 | ||
1709 | request: function(url) { | |
1710 | this.url = url; | |
1711 | this.method = this.options.method; | |
1712 | var params = Object.isString(this.options.parameters) ? | |
1713 | this.options.parameters : | |
1714 | Object.toQueryString(this.options.parameters); | |
1715 | ||
1716 | if (!['get', 'post'].include(this.method)) { | |
1717 | params += (params ? '&' : '') + "_method=" + this.method; | |
1718 | this.method = 'post'; | |
1719 | } | |
1720 | ||
1721 | if (params && this.method === 'get') { | |
1722 | this.url += (this.url.include('?') ? '&' : '?') + params; | |
1723 | } | |
1724 | ||
1725 | this.parameters = params.toQueryParams(); | |
1726 | ||
1727 | try { | |
1728 | var response = new Ajax.Response(this); | |
1729 | if (this.options.onCreate) this.options.onCreate(response); | |
1730 | Ajax.Responders.dispatch('onCreate', this, response); | |
1731 | ||
1732 | this.transport.open(this.method.toUpperCase(), this.url, | |
1733 | this.options.asynchronous); | |
1734 | ||
1735 | if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1); | |
1736 | ||
1737 | this.transport.onreadystatechange = this.onStateChange.bind(this); | |
1738 | this.setRequestHeaders(); | |
1739 | ||
1740 | this.body = this.method == 'post' ? (this.options.postBody || params) : null; | |
1741 | this.transport.send(this.body); | |
1742 | ||
1743 | /* Force Firefox to handle ready state 4 for synchronous requests */ | |
1744 | if (!this.options.asynchronous && this.transport.overrideMimeType) | |
1745 | this.onStateChange(); | |
1746 | ||
1747 | } | |
1748 | catch (e) { | |
1749 | this.dispatchException(e); | |
1750 | } | |
1751 | }, | |
1752 | ||
1753 | onStateChange: function() { | |
1754 | var readyState = this.transport.readyState; | |
1755 | if (readyState > 1 && !((readyState == 4) && this._complete)) | |
1756 | this.respondToReadyState(this.transport.readyState); | |
1757 | }, | |
1758 | ||
1759 | setRequestHeaders: function() { | |
1760 | var headers = { | |
1761 | 'X-Requested-With': 'XMLHttpRequest', | |
1762 | 'X-Prototype-Version': Prototype.Version, | |
1763 | 'Accept': 'text/javascript, text/html, application/xml, text/xml, */*' | |
1764 | }; | |
1765 | ||
1766 | if (this.method == 'post') { | |
1767 | headers['Content-type'] = this.options.contentType + | |
1768 | (this.options.encoding ? '; charset=' + this.options.encoding : ''); | |
1769 | ||
1770 | /* Force "Connection: close" for older Mozilla browsers to work | |
1771 | * around a bug where XMLHttpRequest sends an incorrect | |
1772 | * Content-length header. See Mozilla Bugzilla #246651. | |
1773 | */ | |
1774 | if (this.transport.overrideMimeType && | |
1775 | (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005) | |
1776 | headers['Connection'] = 'close'; | |
1777 | } | |
1778 | ||
1779 | if (typeof this.options.requestHeaders == 'object') { | |
1780 | var extras = this.options.requestHeaders; | |
1781 | ||
1782 | if (Object.isFunction(extras.push)) | |
1783 | for (var i = 0, length = extras.length; i < length; i += 2) | |
1784 | headers[extras[i]] = extras[i+1]; | |
1785 | else | |
1786 | $H(extras).each(function(pair) { headers[pair.key] = pair.value }); | |
1787 | } | |
1788 | ||
1789 | for (var name in headers) | |
1790 | if (headers[name] != null) | |
1791 | this.transport.setRequestHeader(name, headers[name]); | |
1792 | }, | |
1793 | ||
1794 | success: function() { | |
1795 | var status = this.getStatus(); | |
1796 | return !status || (status >= 200 && status < 300) || status == 304; | |
1797 | }, | |
1798 | ||
1799 | getStatus: function() { | |
1800 | try { | |
1801 | if (this.transport.status === 1223) return 204; | |
1802 | return this.transport.status || 0; | |
1803 | } catch (e) { return 0 } | |
1804 | }, | |
1805 | ||
1806 | respondToReadyState: function(readyState) { | |
1807 | var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this); | |
1808 | ||
1809 | if (state == 'Complete') { | |
1810 | try { | |
1811 | this._complete = true; | |
1812 | (this.options['on' + response.status] | |
1813 | || this.options['on' + (this.success() ? 'Success' : 'Failure')] | |
1814 | || Prototype.emptyFunction)(response, response.headerJSON); | |
1815 | } catch (e) { | |
1816 | this.dispatchException(e); | |
1817 | } | |
1818 | ||
1819 | var contentType = response.getHeader('Content-type'); | |
1820 | if (this.options.evalJS == 'force' | |
1821 | || (this.options.evalJS && this.isSameOrigin() && contentType | |
1822 | && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i))) | |
1823 | this.evalResponse(); | |
1824 | } | |
1825 | ||
1826 | try { | |
1827 | (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON); | |
1828 | Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON); | |
1829 | } catch (e) { | |
1830 | this.dispatchException(e); | |
1831 | } | |
1832 | ||
1833 | if (state == 'Complete') { | |
1834 | this.transport.onreadystatechange = Prototype.emptyFunction; | |
1835 | } | |
1836 | }, | |
1837 | ||
1838 | isSameOrigin: function() { | |
1839 | var m = this.url.match(/^\s*https?:\/\/[^\/]*/); | |
1840 | return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({ | |
1841 | protocol: location.protocol, | |
1842 | domain: document.domain, | |
1843 | port: location.port ? ':' + location.port : '' | |
1844 | })); | |
1845 | }, | |
1846 | ||
1847 | getHeader: function(name) { | |
1848 | try { | |
1849 | return this.transport.getResponseHeader(name) || null; | |
1850 | } catch (e) { return null; } | |
1851 | }, | |
1852 | ||
1853 | evalResponse: function() { | |
1854 | try { | |
1855 | return eval((this.transport.responseText || '').unfilterJSON()); | |
1856 | } catch (e) { | |
1857 | this.dispatchException(e); | |
1858 | } | |
1859 | }, | |
1860 | ||
1861 | dispatchException: function(exception) { | |
1862 | (this.options.onException || Prototype.emptyFunction)(this, exception); | |
1863 | Ajax.Responders.dispatch('onException', this, exception); | |
1864 | } | |
1865 | }); | |
1866 | ||
1867 | Ajax.Request.Events = | |
1868 | ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; | |
1869 | ||
1870 | ||
1871 | ||
1872 | ||
1873 | ||
1874 | ||
1875 | ||
1876 | ||
1877 | Ajax.Response = Class.create({ | |
1878 | initialize: function(request){ | |
1879 | this.request = request; | |
1880 | var transport = this.transport = request.transport, | |
1881 | readyState = this.readyState = transport.readyState; | |
1882 | ||
1883 | if ((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) { | |
1884 | this.status = this.getStatus(); | |
1885 | this.statusText = this.getStatusText(); | |
1886 | this.responseText = String.interpret(transport.responseText); | |
1887 | this.headerJSON = this._getHeaderJSON(); | |
1888 | } | |
1889 | ||
1890 | if (readyState == 4) { | |
1891 | var xml = transport.responseXML; | |
1892 | this.responseXML = Object.isUndefined(xml) ? null : xml; | |
1893 | this.responseJSON = this._getResponseJSON(); | |
1894 | } | |
1895 | }, | |
1896 | ||
1897 | status: 0, | |
1898 | ||
1899 | statusText: '', | |
1900 | ||
1901 | getStatus: Ajax.Request.prototype.getStatus, | |
1902 | ||
1903 | getStatusText: function() { | |
1904 | try { | |
1905 | return this.transport.statusText || ''; | |
1906 | } catch (e) { return '' } | |
1907 | }, | |
1908 | ||
1909 | getHeader: Ajax.Request.prototype.getHeader, | |
1910 | ||
1911 | getAllHeaders: function() { | |
1912 | try { | |
1913 | return this.getAllResponseHeaders(); | |
1914 | } catch (e) { return null } | |
1915 | }, | |
1916 | ||
1917 | getResponseHeader: function(name) { | |
1918 | return this.transport.getResponseHeader(name); | |
1919 | }, | |
1920 | ||
1921 | getAllResponseHeaders: function() { | |
1922 | return this.transport.getAllResponseHeaders(); | |
1923 | }, | |
1924 | ||
1925 | _getHeaderJSON: function() { | |
1926 | var json = this.getHeader('X-JSON'); | |
1927 | if (!json) return null; | |
1928 | ||
1929 | try { | |
1930 | json = decodeURIComponent(escape(json)); | |
1931 | } catch(e) { | |
1932 | } | |
1933 | ||
1934 | try { | |
1935 | return json.evalJSON(this.request.options.sanitizeJSON || | |
1936 | !this.request.isSameOrigin()); | |
1937 | } catch (e) { | |
1938 | this.request.dispatchException(e); | |
1939 | } | |
1940 | }, | |
1941 | ||
1942 | _getResponseJSON: function() { | |
1943 | var options = this.request.options; | |
1944 | if (!options.evalJSON || (options.evalJSON != 'force' && | |
1945 | !(this.getHeader('Content-type') || '').include('application/json')) || | |
1946 | this.responseText.blank()) | |
1947 | return null; | |
1948 | try { | |
1949 | return this.responseText.evalJSON(options.sanitizeJSON || | |
1950 | !this.request.isSameOrigin()); | |
1951 | } catch (e) { | |
1952 | this.request.dispatchException(e); | |
1953 | } | |
1954 | } | |
1955 | }); | |
1956 | ||
1957 | Ajax.Updater = Class.create(Ajax.Request, { | |
1958 | initialize: function($super, container, url, options) { | |
1959 | this.container = { | |
1960 | success: (container.success || container), | |
1961 | failure: (container.failure || (container.success ? null : container)) | |
1962 | }; | |
1963 | ||
1964 | options = Object.clone(options); | |
1965 | var onComplete = options.onComplete; | |
1966 | options.onComplete = (function(response, json) { | |
1967 | this.updateContent(response.responseText); | |
1968 | if (Object.isFunction(onComplete)) onComplete(response, json); | |
1969 | }).bind(this); | |
1970 | ||
1971 | $super(url, options); | |
1972 | }, | |
1973 | ||
1974 | updateContent: function(responseText) { | |
1975 | var receiver = this.container[this.success() ? 'success' : 'failure'], | |
1976 | options = this.options; | |
1977 | ||
1978 | if (!options.evalScripts) responseText = responseText.stripScripts(); | |
1979 | ||
1980 | if (receiver = $(receiver)) { | |
1981 | if (options.insertion) { | |
1982 | if (Object.isString(options.insertion)) { | |
1983 | var insertion = { }; insertion[options.insertion] = responseText; | |
1984 | receiver.insert(insertion); | |
1985 | } | |
1986 | else options.insertion(receiver, responseText); | |
1987 | } | |
1988 | else receiver.update(responseText); | |
1989 | } | |
1990 | } | |
1991 | }); | |
1992 | ||
1993 | Ajax.PeriodicalUpdater = Class.create(Ajax.Base, { | |
1994 | initialize: function($super, container, url, options) { | |
1995 | $super(options); | |
1996 | this.onComplete = this.options.onComplete; | |
1997 | ||
1998 | this.frequency = (this.options.frequency || 2); | |
1999 | this.decay = (this.options.decay || 1); | |
2000 | ||
2001 | this.updater = { }; | |
2002 | this.container = container; | |
2003 | this.url = url; | |
2004 | ||
2005 | this.start(); | |
2006 | }, | |
2007 | ||
2008 | start: function() { | |
2009 | this.options.onComplete = this.updateComplete.bind(this); | |
2010 | this.onTimerEvent(); | |
2011 | }, | |
2012 | ||
2013 | stop: function() { | |
2014 | this.updater.options.onComplete = undefined; | |
2015 | clearTimeout(this.timer); | |
2016 | (this.onComplete || Prototype.emptyFunction).apply(this, arguments); | |
2017 | }, | |
2018 | ||
2019 | updateComplete: function(response) { | |
2020 | if (this.options.decay) { | |
2021 | this.decay = (response.responseText == this.lastText ? | |
2022 | this.decay * this.options.decay : 1); | |
2023 | ||
2024 | this.lastText = response.responseText; | |
2025 | } | |
2026 | this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency); | |
2027 | }, | |
2028 | ||
2029 | onTimerEvent: function() { | |
2030 | this.updater = new Ajax.Updater(this.container, this.url, this.options); | |
2031 | } | |
2032 | }); | |
2033 | ||
2034 | (function(GLOBAL) { | |
2035 | ||
2036 | var UNDEFINED; | |
2037 | var SLICE = Array.prototype.slice; | |
2038 | ||
2039 | var DIV = document.createElement('div'); | |
2040 | ||
2041 | ||
2042 | function $(element) { | |
2043 | if (arguments.length > 1) { | |
2044 | for (var i = 0, elements = [], length = arguments.length; i < length; i++) | |
2045 | elements.push($(arguments[i])); | |
2046 | return elements; | |
2047 | } | |
2048 | ||
2049 | if (Object.isString(element)) | |
2050 | element = document.getElementById(element); | |
2051 | return Element.extend(element); | |
2052 | } | |
2053 | ||
2054 | GLOBAL.$ = $; | |
2055 | ||
2056 | ||
2057 | if (!GLOBAL.Node) GLOBAL.Node = {}; | |
2058 | ||
2059 | if (!GLOBAL.Node.ELEMENT_NODE) { | |
2060 | Object.extend(GLOBAL.Node, { | |
2061 | ELEMENT_NODE: 1, | |
2062 | ATTRIBUTE_NODE: 2, | |
2063 | TEXT_NODE: 3, | |
2064 | CDATA_SECTION_NODE: 4, | |
2065 | ENTITY_REFERENCE_NODE: 5, | |
2066 | ENTITY_NODE: 6, | |
2067 | PROCESSING_INSTRUCTION_NODE: 7, | |
2068 | COMMENT_NODE: 8, | |
2069 | DOCUMENT_NODE: 9, | |
2070 | DOCUMENT_TYPE_NODE: 10, | |
2071 | DOCUMENT_FRAGMENT_NODE: 11, | |
2072 | NOTATION_NODE: 12 | |
2073 | }); | |
2074 | } | |
2075 | ||
2076 | var ELEMENT_CACHE = {}; | |
2077 | ||
2078 | function shouldUseCreationCache(tagName, attributes) { | |
2079 | if (tagName === 'select') return false; | |
2080 | if ('type' in attributes) return false; | |
2081 | return true; | |
2082 | } | |
2083 | ||
2084 | var HAS_EXTENDED_CREATE_ELEMENT_SYNTAX = (function(){ | |
2085 | try { | |
2086 | var el = document.createElement('<input name="x">'); | |
2087 | return el.tagName.toLowerCase() === 'input' && el.name === 'x'; | |
2088 | } | |
2089 | catch(err) { | |
2090 | return false; | |
2091 | } | |
2092 | })(); | |
2093 | ||
2094 | ||
2095 | var oldElement = GLOBAL.Element; | |
2096 | function Element(tagName, attributes) { | |
2097 | attributes = attributes || {}; | |
2098 | tagName = tagName.toLowerCase(); | |
2099 | ||
2100 | if (HAS_EXTENDED_CREATE_ELEMENT_SYNTAX && attributes.name) { | |
2101 | tagName = '<' + tagName + ' name="' + attributes.name + '">'; | |
2102 | delete attributes.name; | |
2103 | return Element.writeAttribute(document.createElement(tagName), attributes); | |
2104 | } | |
2105 | ||
2106 | if (!ELEMENT_CACHE[tagName]) | |
2107 | ELEMENT_CACHE[tagName] = Element.extend(document.createElement(tagName)); | |
2108 | ||
2109 | var node = shouldUseCreationCache(tagName, attributes) ? | |
2110 | ELEMENT_CACHE[tagName].cloneNode(false) : document.createElement(tagName); | |
2111 | ||
2112 | return Element.writeAttribute(node, attributes); | |
2113 | } | |
2114 | ||
2115 | GLOBAL.Element = Element; | |
2116 | ||
2117 | Object.extend(GLOBAL.Element, oldElement || {}); | |
2118 | if (oldElement) GLOBAL.Element.prototype = oldElement.prototype; | |
2119 | ||
2120 | Element.Methods = { ByTag: {}, Simulated: {} }; | |
2121 | ||
2122 | var methods = {}; | |
2123 | ||
2124 | var INSPECT_ATTRIBUTES = { id: 'id', className: 'class' }; | |
2125 | function inspect(element) { | |
2126 | element = $(element); | |
2127 | var result = '<' + element.tagName.toLowerCase(); | |
2128 | ||
2129 | var attribute, value; | |
2130 | for (var property in INSPECT_ATTRIBUTES) { | |
2131 | attribute = INSPECT_ATTRIBUTES[property]; | |
2132 | value = (element[property] || '').toString(); | |
2133 | if (value) result += ' ' + attribute + '=' + value.inspect(true); | |
2134 | } | |
2135 | ||
2136 | return result + '>'; | |
2137 | } | |
2138 | ||
2139 | methods.inspect = inspect; | |
2140 | ||
2141 | ||
2142 | function visible(element) { | |
2143 | return $(element).getStyle('display') !== 'none'; | |
2144 | } | |
2145 | ||
2146 | function toggle(element, bool) { | |
2147 | element = $(element); | |
2148 | if (typeof bool !== 'boolean') | |
2149 | bool = !Element.visible(element); | |
2150 | Element[bool ? 'show' : 'hide'](element); | |
2151 | ||
2152 | return element; | |
2153 | } | |
2154 | ||
2155 | function hide(element) { | |
2156 | element = $(element); | |
2157 | element.style.display = 'none'; | |
2158 | return element; | |
2159 | } | |
2160 | ||
2161 | function show(element) { | |
2162 | element = $(element); | |
2163 | element.style.display = ''; | |
2164 | return element; | |
2165 | } | |
2166 | ||
2167 | ||
2168 | Object.extend(methods, { | |
2169 | visible: visible, | |
2170 | toggle: toggle, | |
2171 | hide: hide, | |
2172 | show: show | |
2173 | }); | |
2174 | ||
2175 | ||
2176 | function remove(element) { | |
2177 | element = $(element); | |
2178 | element.parentNode.removeChild(element); | |
2179 | return element; | |
2180 | } | |
2181 | ||
2182 | var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){ | |
2183 | var el = document.createElement("select"), | |
2184 | isBuggy = true; | |
2185 | el.innerHTML = "<option value=\"test\">test</option>"; | |
2186 | if (el.options && el.options[0]) { | |
2187 | isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION"; | |
2188 | } | |
2189 | el = null; | |
2190 | return isBuggy; | |
2191 | })(); | |
2192 | ||
2193 | var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){ | |
2194 | try { | |
2195 | var el = document.createElement("table"); | |
2196 | if (el && el.tBodies) { | |
2197 | el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>"; | |
2198 | var isBuggy = typeof el.tBodies[0] == "undefined"; | |
2199 | el = null; | |
2200 | return isBuggy; | |
2201 | } | |
2202 | } catch (e) { | |
2203 | return true; | |
2204 | } | |
2205 | })(); | |
2206 | ||
2207 | var LINK_ELEMENT_INNERHTML_BUGGY = (function() { | |
2208 | try { | |
2209 | var el = document.createElement('div'); | |
2210 | el.innerHTML = "<link />"; | |
2211 | var isBuggy = (el.childNodes.length === 0); | |
2212 | el = null; | |
2213 | return isBuggy; | |
2214 | } catch(e) { | |
2215 | return true; | |
2216 | } | |
2217 | })(); | |
2218 | ||
2219 | var ANY_INNERHTML_BUGGY = SELECT_ELEMENT_INNERHTML_BUGGY || | |
2220 | TABLE_ELEMENT_INNERHTML_BUGGY || LINK_ELEMENT_INNERHTML_BUGGY; | |
2221 | ||
2222 | var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () { | |
2223 | var s = document.createElement("script"), | |
2224 | isBuggy = false; | |
2225 | try { | |
2226 | s.appendChild(document.createTextNode("")); | |
2227 | isBuggy = !s.firstChild || | |
2228 | s.firstChild && s.firstChild.nodeType !== 3; | |
2229 | } catch (e) { | |
2230 | isBuggy = true; | |
2231 | } | |
2232 | s = null; | |
2233 | return isBuggy; | |
2234 | })(); | |
2235 | ||
2236 | function update(element, content) { | |
2237 | element = $(element); | |
2238 | ||
2239 | var descendants = element.getElementsByTagName('*'), | |
2240 | i = descendants.length; | |
2241 | while (i--) purgeElement(descendants[i]); | |
2242 | ||
2243 | if (content && content.toElement) | |
2244 | content = content.toElement(); | |
2245 | ||
2246 | if (Object.isElement(content)) | |
2247 | return element.update().insert(content); | |
2248 | ||
2249 | ||
2250 | content = Object.toHTML(content); | |
2251 | var tagName = element.tagName.toUpperCase(); | |
2252 | ||
2253 | if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) { | |
2254 | element.text = content; | |
2255 | return element; | |
2256 | } | |
2257 | ||
2258 | if (ANY_INNERHTML_BUGGY) { | |
2259 | if (tagName in INSERTION_TRANSLATIONS.tags) { | |
2260 | while (element.firstChild) | |
2261 | element.removeChild(element.firstChild); | |
2262 | ||
2263 | var nodes = getContentFromAnonymousElement(tagName, content.stripScripts()); | |
2264 | for (var i = 0, node; node = nodes[i]; i++) | |
2265 | element.appendChild(node); | |
2266 | ||
2267 | } else if (LINK_ELEMENT_INNERHTML_BUGGY && Object.isString(content) && content.indexOf('<link') > -1) { | |
2268 | while (element.firstChild) | |
2269 | element.removeChild(element.firstChild); | |
2270 | ||
2271 | var nodes = getContentFromAnonymousElement(tagName, | |
2272 | content.stripScripts(), true); | |
2273 | ||
2274 | for (var i = 0, node; node = nodes[i]; i++) | |
2275 | element.appendChild(node); | |
2276 | } else { | |
2277 | element.innerHTML = content.stripScripts(); | |
2278 | } | |
2279 | } else { | |
2280 | element.innerHTML = content.stripScripts(); | |
2281 | } | |
2282 | ||
2283 | content.evalScripts.bind(content).defer(); | |
2284 | return element; | |
2285 | } | |
2286 | ||
2287 | function replace(element, content) { | |
2288 | element = $(element); | |
2289 | ||
2290 | if (content && content.toElement) { | |
2291 | content = content.toElement(); | |
2292 | } else if (!Object.isElement(content)) { | |
2293 | content = Object.toHTML(content); | |
2294 | var range = element.ownerDocument.createRange(); | |
2295 | range.selectNode(element); | |
2296 | content.evalScripts.bind(content).defer(); | |
2297 | content = range.createContextualFragment(content.stripScripts()); | |
2298 | } | |
2299 | ||
2300 | element.parentNode.replaceChild(content, element); | |
2301 | return element; | |
2302 | } | |
2303 | ||
2304 | var INSERTION_TRANSLATIONS = { | |
2305 | before: function(element, node) { | |
2306 | element.parentNode.insertBefore(node, element); | |
2307 | }, | |
2308 | top: function(element, node) { | |
2309 | element.insertBefore(node, element.firstChild); | |
2310 | }, | |
2311 | bottom: function(element, node) { | |
2312 | element.appendChild(node); | |
2313 | }, | |
2314 | after: function(element, node) { | |
2315 | element.parentNode.insertBefore(node, element.nextSibling); | |
2316 | }, | |
2317 | ||
2318 | tags: { | |
2319 | TABLE: ['<table>', '</table>', 1], | |
2320 | TBODY: ['<table><tbody>', '</tbody></table>', 2], | |
2321 | TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3], | |
2322 | TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4], | |
2323 | SELECT: ['<select>', '</select>', 1] | |
2324 | } | |
2325 | }; | |
2326 | ||
2327 | var tags = INSERTION_TRANSLATIONS.tags; | |
2328 | ||
2329 | Object.extend(tags, { | |
2330 | THEAD: tags.TBODY, | |
2331 | TFOOT: tags.TBODY, | |
2332 | TH: tags.TD | |
2333 | }); | |
2334 | ||
2335 | function replace_IE(element, content) { | |
2336 | element = $(element); | |
2337 | if (content && content.toElement) | |
2338 | content = content.toElement(); | |
2339 | if (Object.isElement(content)) { | |
2340 | element.parentNode.replaceChild(content, element); | |
2341 | return element; | |
2342 | } | |
2343 | ||
2344 | content = Object.toHTML(content); | |
2345 | var parent = element.parentNode, tagName = parent.tagName.toUpperCase(); | |
2346 | ||
2347 | if (tagName in INSERTION_TRANSLATIONS.tags) { | |
2348 | var nextSibling = Element.next(element); | |
2349 | var fragments = getContentFromAnonymousElement( | |
2350 | tagName, content.stripScripts()); | |
2351 | ||
2352 | parent.removeChild(element); | |
2353 | ||
2354 | var iterator; | |
2355 | if (nextSibling) | |
2356 | iterator = function(node) { parent.insertBefore(node, nextSibling) }; | |
2357 | else | |
2358 | iterator = function(node) { parent.appendChild(node); } | |
2359 | ||
2360 | fragments.each(iterator); | |
2361 | } else { | |
2362 | element.outerHTML = content.stripScripts(); | |
2363 | } | |
2364 | ||
2365 | content.evalScripts.bind(content).defer(); | |
2366 | return element; | |
2367 | } | |
2368 | ||
2369 | if ('outerHTML' in document.documentElement) | |
2370 | replace = replace_IE; | |
2371 | ||
2372 | function isContent(content) { | |
2373 | if (Object.isUndefined(content) || content === null) return false; | |
2374 | ||
2375 | if (Object.isString(content) || Object.isNumber(content)) return true; | |
2376 | if (Object.isElement(content)) return true; | |
2377 | if (content.toElement || content.toHTML) return true; | |
2378 | ||
2379 | return false; | |
2380 | } | |
2381 | ||
2382 | function insertContentAt(element, content, position) { | |
2383 | position = position.toLowerCase(); | |
2384 | var method = INSERTION_TRANSLATIONS[position]; | |
2385 | ||
2386 | if (content && content.toElement) content = content.toElement(); | |
2387 | if (Object.isElement(content)) { | |
2388 | method(element, content); | |
2389 | return element; | |
2390 | } | |
2391 | ||
2392 | content = Object.toHTML(content); | |
2393 | var tagName = ((position === 'before' || position === 'after') ? | |
2394 | element.parentNode : element).tagName.toUpperCase(); | |
2395 | ||
2396 | var childNodes = getContentFromAnonymousElement(tagName, content.stripScripts()); | |
2397 | ||
2398 | if (position === 'top' || position === 'after') childNodes.reverse(); | |
2399 | ||
2400 | for (var i = 0, node; node = childNodes[i]; i++) | |
2401 | method(element, node); | |
2402 | ||
2403 | content.evalScripts.bind(content).defer(); | |
2404 | } | |
2405 | ||
2406 | function insert(element, insertions) { | |
2407 | element = $(element); | |
2408 | ||
2409 | if (isContent(insertions)) | |
2410 | insertions = { bottom: insertions }; | |
2411 | ||
2412 | for (var position in insertions) | |
2413 | insertContentAt(element, insertions[position], position); | |
2414 | ||
2415 | return element; | |
2416 | } | |
2417 | ||
2418 | function wrap(element, wrapper, attributes) { | |
2419 | element = $(element); | |
2420 | ||
2421 | if (Object.isElement(wrapper)) { | |
2422 | $(wrapper).writeAttribute(attributes || {}); | |
2423 | } else if (Object.isString(wrapper)) { | |
2424 | wrapper = new Element(wrapper, attributes); | |
2425 | } else { | |
2426 | wrapper = new Element('div', wrapper); | |
2427 | } | |
2428 | ||
2429 | if (element.parentNode) | |
2430 | element.parentNode.replaceChild(wrapper, element); | |
2431 | ||
2432 | wrapper.appendChild(element); | |
2433 | ||
2434 | return wrapper; | |
2435 | } | |
2436 | ||
2437 | function cleanWhitespace(element) { | |
2438 | element = $(element); | |
2439 | var node = element.firstChild; | |
2440 | ||
2441 | while (node) { | |
2442 | var nextNode = node.nextSibling; | |
2443 | if (node.nodeType === Node.TEXT_NODE && !/\S/.test(node.nodeValue)) | |
2444 | element.removeChild(node); | |
2445 | node = nextNode; | |
2446 | } | |
2447 | return element; | |
2448 | } | |
2449 | ||
2450 | function empty(element) { | |
2451 | return $(element).innerHTML.blank(); | |
2452 | } | |
2453 | ||
2454 | function getContentFromAnonymousElement(tagName, html, force) { | |
2455 | var t = INSERTION_TRANSLATIONS.tags[tagName], div = DIV; | |
2456 | ||
2457 | var workaround = !!t; | |
2458 | if (!workaround && force) { | |
2459 | workaround = true; | |
2460 | t = ['', '', 0]; | |
2461 | } | |
2462 | ||
2463 | if (workaround) { | |
2464 | div.innerHTML = ' ' + t[0] + html + t[1]; | |
2465 | div.removeChild(div.firstChild); | |
2466 | for (var i = t[2]; i--; ) | |
2467 | div = div.firstChild; | |
2468 | } else { | |
2469 | div.innerHTML = html; | |
2470 | } | |
2471 | ||
2472 | return $A(div.childNodes); | |
2473 | } | |
2474 | ||
2475 | function clone(element, deep) { | |
2476 | if (!(element = $(element))) return; | |
2477 | var clone = element.cloneNode(deep); | |
2478 | if (!HAS_UNIQUE_ID_PROPERTY) { | |
2479 | clone._prototypeUID = UNDEFINED; | |
2480 | if (deep) { | |
2481 | var descendants = Element.select(clone, '*'), | |
2482 | i = descendants.length; | |
2483 | while (i--) | |
2484 | descendants[i]._prototypeUID = UNDEFINED; | |
2485 | } | |
2486 | } | |
2487 | return Element.extend(clone); | |
2488 | } | |
2489 | ||
2490 | function purgeElement(element) { | |
2491 | var uid = getUniqueElementID(element); | |
2492 | if (uid) { | |
2493 | Element.stopObserving(element); | |
2494 | if (!HAS_UNIQUE_ID_PROPERTY) | |
2495 | element._prototypeUID = UNDEFINED; | |
2496 | delete Element.Storage[uid]; | |
2497 | } | |
2498 | } | |
2499 | ||
2500 | function purgeCollection(elements) { | |
2501 | var i = elements.length; | |
2502 | while (i--) | |
2503 | purgeElement(elements[i]); | |
2504 | } | |
2505 | ||
2506 | function purgeCollection_IE(elements) { | |
2507 | var i = elements.length, element, uid; | |
2508 | while (i--) { | |
2509 | element = elements[i]; | |
2510 | uid = getUniqueElementID(element); | |
2511 | delete Element.Storage[uid]; | |
2512 | delete Event.cache[uid]; | |
2513 | } | |
2514 | } | |
2515 | ||
2516 | if (HAS_UNIQUE_ID_PROPERTY) { | |
2517 | purgeCollection = purgeCollection_IE; | |
2518 | } | |
2519 | ||
2520 | ||
2521 | function purge(element) { | |
2522 | if (!(element = $(element))) return; | |
2523 | purgeElement(element); | |
2524 | ||
2525 | var descendants = element.getElementsByTagName('*'), | |
2526 | i = descendants.length; | |
2527 | ||
2528 | while (i--) purgeElement(descendants[i]); | |
2529 | ||
2530 | return null; | |
2531 | } | |
2532 | ||
2533 | Object.extend(methods, { | |
2534 | remove: remove, | |
2535 | update: update, | |
2536 | replace: replace, | |
2537 | insert: insert, | |
2538 | wrap: wrap, | |
2539 | cleanWhitespace: cleanWhitespace, | |
2540 | empty: empty, | |
2541 | clone: clone, | |
2542 | purge: purge | |
2543 | }); | |
2544 | ||
2545 | ||
2546 | ||
2547 | function recursivelyCollect(element, property, maximumLength) { | |
2548 | element = $(element); | |
2549 | maximumLength = maximumLength || -1; | |
2550 | var elements = []; | |
2551 | ||
2552 | while (element = element[property]) { | |
2553 | if (element.nodeType === Node.ELEMENT_NODE) | |
2554 | elements.push(Element.extend(element)); | |
2555 | ||
2556 | if (elements.length === maximumLength) break; | |
2557 | } | |
2558 | ||
2559 | return elements; | |
2560 | } | |
2561 | ||
2562 | ||
2563 | function ancestors(element) { | |
2564 | return recursivelyCollect(element, 'parentNode'); | |
2565 | } | |
2566 | ||
2567 | function descendants(element) { | |
2568 | return Element.select(element, '*'); | |
2569 | } | |
2570 | ||
2571 | function firstDescendant(element) { | |
2572 | element = $(element).firstChild; | |
2573 | while (element && element.nodeType !== Node.ELEMENT_NODE) | |
2574 | element = element.nextSibling; | |
2575 | ||
2576 | return $(element); | |
2577 | } | |
2578 | ||
2579 | function immediateDescendants(element) { | |
2580 | var results = [], child = $(element).firstChild; | |
2581 | ||
2582 | while (child) { | |
2583 | if (child.nodeType === Node.ELEMENT_NODE) | |
2584 | results.push(Element.extend(child)); | |
2585 | ||
2586 | child = child.nextSibling; | |
2587 | } | |
2588 | ||
2589 | return results; | |
2590 | } | |
2591 | ||
2592 | function previousSiblings(element) { | |
2593 | return recursivelyCollect(element, 'previousSibling'); | |
2594 | } | |
2595 | ||
2596 | function nextSiblings(element) { | |
2597 | return recursivelyCollect(element, 'nextSibling'); | |
2598 | } | |
2599 | ||
2600 | function siblings(element) { | |
2601 | element = $(element); | |
2602 | var previous = previousSiblings(element), | |
2603 | next = nextSiblings(element); | |
2604 | return previous.reverse().concat(next); | |
2605 | } | |
2606 | ||
2607 | function match(element, selector) { | |
2608 | element = $(element); | |
2609 | ||
2610 | if (Object.isString(selector)) | |
2611 | return Prototype.Selector.match(element, selector); | |
2612 | ||
2613 | return selector.match(element); | |
2614 | } | |
2615 | ||
2616 | ||
2617 | function _recursivelyFind(element, property, expression, index) { | |
2618 | element = $(element), expression = expression || 0, index = index || 0; | |
2619 | if (Object.isNumber(expression)) { | |
2620 | index = expression, expression = null; | |
2621 | } | |
2622 | ||
2623 | while (element = element[property]) { | |
2624 | if (element.nodeType !== 1) continue; | |
2625 | if (expression && !Prototype.Selector.match(element, expression)) | |
2626 | continue; | |
2627 | if (--index >= 0) continue; | |
2628 | ||
2629 | return Element.extend(element); | |
2630 | } | |
2631 | } | |
2632 | ||
2633 | ||
2634 | function up(element, expression, index) { | |
2635 | element = $(element); | |
2636 | ||
2637 | if (arguments.length === 1) return $(element.parentNode); | |
2638 | return _recursivelyFind(element, 'parentNode', expression, index); | |
2639 | } | |
2640 | ||
2641 | function down(element, expression, index) { | |
2642 | if (arguments.length === 1) return firstDescendant(element); | |
2643 | element = $(element), expression = expression || 0, index = index || 0; | |
2644 | ||
2645 | if (Object.isNumber(expression)) | |
2646 | index = expression, expression = '*'; | |
2647 | ||
2648 | var node = Prototype.Selector.select(expression, element)[index]; | |
2649 | return Element.extend(node); | |
2650 | } | |
2651 | ||
2652 | function previous(element, expression, index) { | |
2653 | return _recursivelyFind(element, 'previousSibling', expression, index); | |
2654 | } | |
2655 | ||
2656 | function next(element, expression, index) { | |
2657 | return _recursivelyFind(element, 'nextSibling', expression, index); | |
2658 | } | |
2659 | ||
2660 | function select(element) { | |
2661 | element = $(element); | |
2662 | var expressions = SLICE.call(arguments, 1).join(', '); | |
2663 | return Prototype.Selector.select(expressions, element); | |
2664 | } | |
2665 | ||
2666 | function adjacent(element) { | |
2667 | element = $(element); | |
2668 | var expressions = SLICE.call(arguments, 1).join(', '); | |
2669 | var siblings = Element.siblings(element), results = []; | |
2670 | for (var i = 0, sibling; sibling = siblings[i]; i++) { | |
2671 | if (Prototype.Selector.match(sibling, expressions)) | |
2672 | results.push(sibling); | |
2673 | } | |
2674 | ||
2675 | return results; | |
2676 | } | |
2677 | ||
2678 | function descendantOf_DOM(element, ancestor) { | |
2679 | element = $(element), ancestor = $(ancestor); | |
2680 | if (!element || !ancestor) return false; | |
2681 | while (element = element.parentNode) | |
2682 | if (element === ancestor) return true; | |
2683 | return false; | |
2684 | } | |
2685 | ||
2686 | function descendantOf_contains(element, ancestor) { | |
2687 | element = $(element), ancestor = $(ancestor); | |
2688 | if (!element || !ancestor) return false; | |
2689 | if (!ancestor.contains) return descendantOf_DOM(element, ancestor); | |
2690 | return ancestor.contains(element) && ancestor !== element; | |
2691 | } | |
2692 | ||
2693 | function descendantOf_compareDocumentPosition(element, ancestor) { | |
2694 | element = $(element), ancestor = $(ancestor); | |
2695 | if (!element || !ancestor) return false; | |
2696 | return (element.compareDocumentPosition(ancestor) & 8) === 8; | |
2697 | } | |
2698 | ||
2699 | var descendantOf; | |
2700 | if (DIV.compareDocumentPosition) { | |
2701 | descendantOf = descendantOf_compareDocumentPosition; | |
2702 | } else if (DIV.contains) { | |
2703 | descendantOf = descendantOf_contains; | |
2704 | } else { | |
2705 | descendantOf = descendantOf_DOM; | |
2706 | } | |
2707 | ||
2708 | ||
2709 | Object.extend(methods, { | |
2710 | recursivelyCollect: recursivelyCollect, | |
2711 | ancestors: ancestors, | |
2712 | descendants: descendants, | |
2713 | firstDescendant: firstDescendant, | |
2714 | immediateDescendants: immediateDescendants, | |
2715 | previousSiblings: previousSiblings, | |
2716 | nextSiblings: nextSiblings, | |
2717 | siblings: siblings, | |
2718 | match: match, | |
2719 | up: up, | |
2720 | down: down, | |
2721 | previous: previous, | |
2722 | next: next, | |
2723 | select: select, | |
2724 | adjacent: adjacent, | |
2725 | descendantOf: descendantOf, | |
2726 | ||
2727 | getElementsBySelector: select, | |
2728 | ||
2729 | childElements: immediateDescendants | |
2730 | }); | |
2731 | ||
2732 | ||
2733 | var idCounter = 1; | |
2734 | function identify(element) { | |
2735 | element = $(element); | |
2736 | var id = Element.readAttribute(element, 'id'); | |
2737 | if (id) return id; | |
2738 | ||
2739 | do { id = 'anonymous_element_' + idCounter++ } while ($(id)); | |
2740 | ||
2741 | Element.writeAttribute(element, 'id', id); | |
2742 | return id; | |
2743 | } | |
2744 | ||
2745 | ||
2746 | function readAttribute(element, name) { | |
2747 | return $(element).getAttribute(name); | |
2748 | } | |
2749 | ||
2750 | function readAttribute_IE(element, name) { | |
2751 | element = $(element); | |
2752 | ||
2753 | var table = ATTRIBUTE_TRANSLATIONS.read; | |
2754 | if (table.values[name]) | |
2755 | return table.values[name](element, name); | |
2756 | ||
2757 | if (table.names[name]) name = table.names[name]; | |
2758 | ||
2759 | if (name.include(':')) { | |
2760 | if (!element.attributes || !element.attributes[name]) return null; | |
2761 | return element.attributes[name].value; | |
2762 | } | |
2763 | ||
2764 | return element.getAttribute(name); | |
2765 | } | |
2766 | ||
2767 | function readAttribute_Opera(element, name) { | |
2768 | if (name === 'title') return element.title; | |
2769 | return element.getAttribute(name); | |
2770 | } | |
2771 | ||
2772 | var PROBLEMATIC_ATTRIBUTE_READING = (function() { | |
2773 | DIV.setAttribute('onclick', []); | |
2774 | var value = DIV.getAttribute('onclick'); | |
2775 | var isFunction = Object.isArray(value); | |
2776 | DIV.removeAttribute('onclick'); | |
2777 | return isFunction; | |
2778 | })(); | |
2779 | ||
2780 | if (PROBLEMATIC_ATTRIBUTE_READING) { | |
2781 | readAttribute = readAttribute_IE; | |
2782 | } else if (Prototype.Browser.Opera) { | |
2783 | readAttribute = readAttribute_Opera; | |
2784 | } | |
2785 | ||
2786 | ||
2787 | function writeAttribute(element, name, value) { | |
2788 | element = $(element); | |
2789 | var attributes = {}, table = ATTRIBUTE_TRANSLATIONS.write; | |
2790 | ||
2791 | if (typeof name === 'object') { | |
2792 | attributes = name; | |
2793 | } else { | |
2794 | attributes[name] = Object.isUndefined(value) ? true : value; | |
2795 | } | |
2796 | ||
2797 | for (var attr in attributes) { | |
2798 | name = table.names[attr] || attr; | |
2799 | value = attributes[attr]; | |
2800 | if (table.values[attr]) { | |
2801 | value = table.values[attr](element, value); | |
2802 | if (Object.isUndefined(value)) continue; | |
2803 | } | |
2804 | if (value === false || value === null) | |
2805 | element.removeAttribute(name); | |
2806 | else if (value === true) | |
2807 | element.setAttribute(name, name); | |
2808 | else element.setAttribute(name, value); | |
2809 | } | |
2810 | ||
2811 | return element; | |
2812 | } | |
2813 | ||
2814 | var PROBLEMATIC_HAS_ATTRIBUTE_WITH_CHECKBOXES = (function () { | |
2815 | if (!HAS_EXTENDED_CREATE_ELEMENT_SYNTAX) { | |
2816 | return false; | |
2817 | } | |
2818 | var checkbox = document.createElement('<input type="checkbox">'); | |
2819 | checkbox.checked = true; | |
2820 | var node = checkbox.getAttributeNode('checked'); | |
2821 | return !node || !node.specified; | |
2822 | })(); | |
2823 | ||
2824 | function hasAttribute(element, attribute) { | |
2825 | attribute = ATTRIBUTE_TRANSLATIONS.has[attribute] || attribute; | |
2826 | var node = $(element).getAttributeNode(attribute); | |
2827 | return !!(node && node.specified); | |
2828 | } | |
2829 | ||
2830 | function hasAttribute_IE(element, attribute) { | |
2831 | if (attribute === 'checked') { | |
2832 | return element.checked; | |
2833 | } | |
2834 | return hasAttribute(element, attribute); | |
2835 | } | |
2836 | ||
2837 | GLOBAL.Element.Methods.Simulated.hasAttribute = | |
2838 | PROBLEMATIC_HAS_ATTRIBUTE_WITH_CHECKBOXES ? | |
2839 | hasAttribute_IE : hasAttribute; | |
2840 | ||
2841 | function classNames(element) { | |
2842 | return new Element.ClassNames(element); | |
2843 | } | |
2844 | ||
2845 | var regExpCache = {}; | |
2846 | function getRegExpForClassName(className) { | |
2847 | if (regExpCache[className]) return regExpCache[className]; | |
2848 | ||
2849 | var re = new RegExp("(^|\\s+)" + className + "(\\s+|$)"); | |
2850 | regExpCache[className] = re; | |
2851 | return re; | |
2852 | } | |
2853 | ||
2854 | function hasClassName(element, className) { | |
2855 | if (!(element = $(element))) return; | |
2856 | ||
2857 | var elementClassName = element.className; | |
2858 | ||
2859 | if (elementClassName.length === 0) return false; | |
2860 | if (elementClassName === className) return true; | |
2861 | ||
2862 | return getRegExpForClassName(className).test(elementClassName); | |
2863 | } | |
2864 | ||
2865 | function addClassName(element, className) { | |
2866 | if (!(element = $(element))) return; | |
2867 | ||
2868 | if (!hasClassName(element, className)) | |
2869 | element.className += (element.className ? ' ' : '') + className; | |
2870 | ||
2871 | return element; | |
2872 | } | |
2873 | ||
2874 | function removeClassName(element, className) { | |
2875 | if (!(element = $(element))) return; | |
2876 | ||
2877 | element.className = element.className.replace( | |
2878 | getRegExpForClassName(className), ' ').strip(); | |
2879 | ||
2880 | return element; | |
2881 | } | |
2882 | ||
2883 | function toggleClassName(element, className, bool) { | |
2884 | if (!(element = $(element))) return; | |
2885 | ||
2886 | if (Object.isUndefined(bool)) | |
2887 | bool = !hasClassName(element, className); | |
2888 | ||
2889 | var method = Element[bool ? 'addClassName' : 'removeClassName']; | |
2890 | return method(element, className); | |
2891 | } | |
2892 | ||
2893 | var ATTRIBUTE_TRANSLATIONS = {}; | |
2894 | ||
2895 | var classProp = 'className', forProp = 'for'; | |
2896 | ||
2897 | DIV.setAttribute(classProp, 'x'); | |
2898 | if (DIV.className !== 'x') { | |
2899 | DIV.setAttribute('class', 'x'); | |
2900 | if (DIV.className === 'x') | |
2901 | classProp = 'class'; | |
2902 | } | |
2903 | ||
2904 | var LABEL = document.createElement('label'); | |
2905 | LABEL.setAttribute(forProp, 'x'); | |
2906 | if (LABEL.htmlFor !== 'x') { | |
2907 | LABEL.setAttribute('htmlFor', 'x'); | |
2908 | if (LABEL.htmlFor === 'x') | |
2909 | forProp = 'htmlFor'; | |
2910 | } | |
2911 | LABEL = null; | |
2912 | ||
2913 | function _getAttr(element, attribute) { | |
2914 | return element.getAttribute(attribute); | |
2915 | } | |
2916 | ||
2917 | function _getAttr2(element, attribute) { | |
2918 | return element.getAttribute(attribute, 2); | |
2919 | } | |
2920 | ||
2921 | function _getAttrNode(element, attribute) { | |
2922 | var node = element.getAttributeNode(attribute); | |
2923 | return node ? node.value : ''; | |
2924 | } | |
2925 | ||
2926 | function _getFlag(element, attribute) { | |
2927 | return $(element).hasAttribute(attribute) ? attribute : null; | |
2928 | } | |
2929 | ||
2930 | DIV.onclick = Prototype.emptyFunction; | |
2931 | var onclickValue = DIV.getAttribute('onclick'); | |
2932 | ||
2933 | var _getEv; | |
2934 | ||
2935 | if (String(onclickValue).indexOf('{') > -1) { | |
2936 | _getEv = function(element, attribute) { | |
2937 | var value = element.getAttribute(attribute); | |
2938 | if (!value) return null; | |
2939 | value = value.toString(); | |
2940 | value = value.split('{')[1]; | |
2941 | value = value.split('}')[0]; | |
2942 | return value.strip(); | |
2943 | }; | |
2944 | } | |
2945 | else if (onclickValue === '') { | |
2946 | _getEv = function(element, attribute) { | |
2947 | var value = element.getAttribute(attribute); | |
2948 | if (!value) return null; | |
2949 | return value.strip(); | |
2950 | }; | |
2951 | } | |
2952 | ||
2953 | ATTRIBUTE_TRANSLATIONS.read = { | |
2954 | names: { | |
2955 | 'class': classProp, | |
2956 | 'className': classProp, | |
2957 | 'for': forProp, | |
2958 | 'htmlFor': forProp | |
2959 | }, | |
2960 | ||
2961 | values: { | |
2962 | style: function(element) { | |
2963 | return element.style.cssText.toLowerCase(); | |
2964 | }, | |
2965 | title: function(element) { | |
2966 | return element.title; | |
2967 | } | |
2968 | } | |
2969 | }; | |
2970 | ||
2971 | ATTRIBUTE_TRANSLATIONS.write = { | |
2972 | names: { | |
2973 | className: 'class', | |
2974 | htmlFor: 'for', | |
2975 | cellpadding: 'cellPadding', | |
2976 | cellspacing: 'cellSpacing' | |
2977 | }, | |
2978 | ||
2979 | values: { | |
2980 | checked: function(element, value) { | |
2981 | value = !!value; | |
2982 | element.checked = value; | |
2983 | return value ? 'checked' : null; | |
2984 | }, | |
2985 | ||
2986 | style: function(element, value) { | |
2987 | element.style.cssText = value ? value : ''; | |
2988 | } | |
2989 | } | |
2990 | }; | |
2991 | ||
2992 | ATTRIBUTE_TRANSLATIONS.has = { names: {} }; | |
2993 | ||
2994 | Object.extend(ATTRIBUTE_TRANSLATIONS.write.names, | |
2995 | ATTRIBUTE_TRANSLATIONS.read.names); | |
2996 | ||
2997 | var CAMEL_CASED_ATTRIBUTE_NAMES = $w('colSpan rowSpan vAlign dateTime ' + | |
2998 | 'accessKey tabIndex encType maxLength readOnly longDesc frameBorder'); | |
2999 | ||
3000 | for (var i = 0, attr; attr = CAMEL_CASED_ATTRIBUTE_NAMES[i]; i++) { | |
3001 | ATTRIBUTE_TRANSLATIONS.write.names[attr.toLowerCase()] = attr; | |
3002 | ATTRIBUTE_TRANSLATIONS.has.names[attr.toLowerCase()] = attr; | |
3003 | } | |
3004 | ||
3005 | Object.extend(ATTRIBUTE_TRANSLATIONS.read.values, { | |
3006 | href: _getAttr2, | |
3007 | src: _getAttr2, | |
3008 | type: _getAttr, | |
3009 | action: _getAttrNode, | |
3010 | disabled: _getFlag, | |
3011 | checked: _getFlag, | |
3012 | readonly: _getFlag, | |
3013 | multiple: _getFlag, | |
3014 | onload: _getEv, | |
3015 | onunload: _getEv, | |
3016 | onclick: _getEv, | |
3017 | ondblclick: _getEv, | |
3018 | onmousedown: _getEv, | |
3019 | onmouseup: _getEv, | |
3020 | onmouseover: _getEv, | |
3021 | onmousemove: _getEv, | |
3022 | onmouseout: _getEv, | |
3023 | onfocus: _getEv, | |
3024 | onblur: _getEv, | |
3025 | onkeypress: _getEv, | |
3026 | onkeydown: _getEv, | |
3027 | onkeyup: _getEv, | |
3028 | onsubmit: _getEv, | |
3029 | onreset: _getEv, | |
3030 | onselect: _getEv, | |
3031 | onchange: _getEv | |
3032 | }); | |
3033 | ||
3034 | ||
3035 | Object.extend(methods, { | |
3036 | identify: identify, | |
3037 | readAttribute: readAttribute, | |
3038 | writeAttribute: writeAttribute, | |
3039 | classNames: classNames, | |
3040 | hasClassName: hasClassName, | |
3041 | addClassName: addClassName, | |
3042 | removeClassName: removeClassName, | |
3043 | toggleClassName: toggleClassName | |
3044 | }); | |
3045 | ||
3046 | ||
3047 | function normalizeStyleName(style) { | |
3048 | if (style === 'float' || style === 'styleFloat') | |
3049 | return 'cssFloat'; | |
3050 | return style.camelize(); | |
3051 | } | |
3052 | ||
3053 | function normalizeStyleName_IE(style) { | |
3054 | if (style === 'float' || style === 'cssFloat') | |
3055 | return 'styleFloat'; | |
3056 | return style.camelize(); | |
3057 | } | |
3058 | ||
3059 | function setStyle(element, styles) { | |
3060 | element = $(element); | |
3061 | var elementStyle = element.style, match; | |
3062 | ||
3063 | if (Object.isString(styles)) { | |
3064 | elementStyle.cssText += ';' + styles; | |
3065 | if (styles.include('opacity')) { | |
3066 | var opacity = styles.match(/opacity:\s*(\d?\.?\d*)/)[1]; | |
3067 | Element.setOpacity(element, opacity); | |
3068 | } | |
3069 | return element; | |
3070 | } | |
3071 | ||
3072 | for (var property in styles) { | |
3073 | if (property === 'opacity') { | |
3074 | Element.setOpacity(element, styles[property]); | |
3075 | } else { | |
3076 | var value = styles[property]; | |
3077 | if (property === 'float' || property === 'cssFloat') { | |
3078 | property = Object.isUndefined(elementStyle.styleFloat) ? | |
3079 | 'cssFloat' : 'styleFloat'; | |
3080 | } | |
3081 | elementStyle[property] = value; | |
3082 | } | |
3083 | } | |
3084 | ||
3085 | return element; | |
3086 | } | |
3087 | ||
3088 | ||
3089 | function getStyle(element, style) { | |
3090 | element = $(element); | |
3091 | style = normalizeStyleName(style); | |
3092 | ||
3093 | var value = element.style[style]; | |
3094 | if (!value || value === 'auto') { | |
3095 | var css = document.defaultView.getComputedStyle(element, null); | |
3096 | value = css ? css[style] : null; | |
3097 | } | |
3098 | ||
3099 | if (style === 'opacity') return value ? parseFloat(value) : 1.0; | |
3100 | return value === 'auto' ? null : value; | |
3101 | } | |
3102 | ||
3103 | function getStyle_Opera(element, style) { | |
3104 | switch (style) { | |
3105 | case 'height': case 'width': | |
3106 | if (!Element.visible(element)) return null; | |
3107 | ||
3108 | var dim = parseInt(getStyle(element, style), 10); | |
3109 | ||
3110 | if (dim !== element['offset' + style.capitalize()]) | |
3111 | return dim + 'px'; | |
3112 | ||
3113 | return Element.measure(element, style); | |
3114 | ||
3115 | default: return getStyle(element, style); | |
3116 | } | |
3117 | } | |
3118 | ||
3119 | function getStyle_IE(element, style) { | |
3120 | element = $(element); | |
3121 | style = normalizeStyleName_IE(style); | |
3122 | ||
3123 | var value = element.style[style]; | |
3124 | if (!value && element.currentStyle) { | |
3125 | value = element.currentStyle[style]; | |
3126 | } | |
3127 | ||
3128 | if (style === 'opacity') { | |
3129 | if (!STANDARD_CSS_OPACITY_SUPPORTED) | |
3130 | return getOpacity_IE(element); | |
3131 | else return value ? parseFloat(value) : 1.0; | |
3132 | } | |
3133 | ||
3134 | if (value === 'auto') { | |
3135 | if ((style === 'width' || style === 'height') && Element.visible(element)) | |
3136 | return Element.measure(element, style) + 'px'; | |
3137 | return null; | |
3138 | } | |
3139 | ||
3140 | return value; | |
3141 | } | |
3142 | ||
3143 | function stripAlphaFromFilter_IE(filter) { | |
3144 | return (filter || '').replace(/alpha\([^\)]*\)/gi, ''); | |
3145 | } | |
3146 | ||
3147 | function hasLayout_IE(element) { | |
3148 | if (!element.currentStyle || !element.currentStyle.hasLayout) | |
3149 | element.style.zoom = 1; | |
3150 | return element; | |
3151 | } | |
3152 | ||
3153 | var STANDARD_CSS_OPACITY_SUPPORTED = (function() { | |
3154 | DIV.style.cssText = "opacity:.55"; | |
3155 | return /^0.55/.test(DIV.style.opacity); | |
3156 | })(); | |
3157 | ||
3158 | function setOpacity(element, value) { | |
3159 | element = $(element); | |
3160 | if (value == 1 || value === '') value = ''; | |
3161 | else if (value < 0.00001) value = 0; | |
3162 | element.style.opacity = value; | |
3163 | return element; | |
3164 | } | |
3165 | ||
3166 | function setOpacity_IE(element, value) { | |
3167 | if (STANDARD_CSS_OPACITY_SUPPORTED) | |
3168 | return setOpacity(element, value); | |
3169 | ||
3170 | element = hasLayout_IE($(element)); | |
3171 | var filter = Element.getStyle(element, 'filter'), | |
3172 | style = element.style; | |
3173 | ||
3174 | if (value == 1 || value === '') { | |
3175 | filter = stripAlphaFromFilter_IE(filter); | |
3176 | if (filter) style.filter = filter; | |
3177 | else style.removeAttribute('filter'); | |
3178 | return element; | |
3179 | } | |
3180 | ||
3181 | if (value < 0.00001) value = 0; | |
3182 | ||
3183 | style.filter = stripAlphaFromFilter_IE(filter) + | |
3184 | ' alpha(opacity=' + (value * 100) + ')'; | |
3185 | ||
3186 | return element; | |
3187 | } | |
3188 | ||
3189 | ||
3190 | function getOpacity(element) { | |
3191 | return Element.getStyle(element, 'opacity'); | |
3192 | } | |
3193 | ||
3194 | function getOpacity_IE(element) { | |
3195 | if (STANDARD_CSS_OPACITY_SUPPORTED) | |
3196 | return getOpacity(element); | |
3197 | ||
3198 | var filter = Element.getStyle(element, 'filter'); | |
3199 | if (filter.length === 0) return 1.0; | |
3200 | var match = (filter || '').match(/alpha\(opacity=(.*)\)/i); | |
3201 | if (match && match[1]) return parseFloat(match[1]) / 100; | |
3202 | return 1.0; | |
3203 | } | |
3204 | ||
3205 | ||
3206 | Object.extend(methods, { | |
3207 | setStyle: setStyle, | |
3208 | getStyle: getStyle, | |
3209 | setOpacity: setOpacity, | |
3210 | getOpacity: getOpacity | |
3211 | }); | |
3212 | ||
3213 | if ('styleFloat' in DIV.style) { | |
3214 | methods.getStyle = getStyle_IE; | |
3215 | methods.setOpacity = setOpacity_IE; | |
3216 | methods.getOpacity = getOpacity_IE; | |
3217 | } | |
3218 | ||
3219 | var UID = 0; | |
3220 | ||
3221 | GLOBAL.Element.Storage = { UID: 1 }; | |
3222 | ||
3223 | function getUniqueElementID(element) { | |
3224 | if (element === window) return 0; | |
3225 | ||
3226 | if (typeof element._prototypeUID === 'undefined') | |
3227 | element._prototypeUID = Element.Storage.UID++; | |
3228 | return element._prototypeUID; | |
3229 | } | |
3230 | ||
3231 | function getUniqueElementID_IE(element) { | |
3232 | if (element === window) return 0; | |
3233 | if (element == document) return 1; | |
3234 | return element.uniqueID; | |
3235 | } | |
3236 | ||
3237 | var HAS_UNIQUE_ID_PROPERTY = ('uniqueID' in DIV); | |
3238 | if (HAS_UNIQUE_ID_PROPERTY) | |
3239 | getUniqueElementID = getUniqueElementID_IE; | |
3240 | ||
3241 | function getStorage(element) { | |
3242 | if (!(element = $(element))) return; | |
3243 | ||
3244 | var uid = getUniqueElementID(element); | |
3245 | ||
3246 | if (!Element.Storage[uid]) | |
3247 | Element.Storage[uid] = $H(); | |
3248 | ||
3249 | return Element.Storage[uid]; | |
3250 | } | |
3251 | ||
3252 | function store(element, key, value) { | |
3253 | if (!(element = $(element))) return; | |
3254 | var storage = getStorage(element); | |
3255 | if (arguments.length === 2) { | |
3256 | storage.update(key); | |
3257 | } else { | |
3258 | storage.set(key, value); | |
3259 | } | |
3260 | return element; | |
3261 | } | |
3262 | ||
3263 | function retrieve(element, key, defaultValue) { | |
3264 | if (!(element = $(element))) return; | |
3265 | var storage = getStorage(element), value = storage.get(key); | |
3266 | ||
3267 | if (Object.isUndefined(value)) { | |
3268 | storage.set(key, defaultValue); | |
3269 | value = defaultValue; | |
3270 | } | |
3271 | ||
3272 | return value; | |
3273 | } | |
3274 | ||
3275 | ||
3276 | Object.extend(methods, { | |
3277 | getStorage: getStorage, | |
3278 | store: store, | |
3279 | retrieve: retrieve | |
3280 | }); | |
3281 | ||
3282 | ||
3283 | var Methods = {}, ByTag = Element.Methods.ByTag, | |
3284 | F = Prototype.BrowserFeatures; | |
3285 | ||
3286 | if (!F.ElementExtensions && ('__proto__' in DIV)) { | |
3287 | GLOBAL.HTMLElement = {}; | |
3288 | GLOBAL.HTMLElement.prototype = DIV['__proto__']; | |
3289 | F.ElementExtensions = true; | |
3290 | } | |
3291 | ||
3292 | function checkElementPrototypeDeficiency(tagName) { | |
3293 | if (typeof window.Element === 'undefined') return false; | |
3294 | if (!HAS_EXTENDED_CREATE_ELEMENT_SYNTAX) return false; | |
3295 | var proto = window.Element.prototype; | |
3296 | if (proto) { | |
3297 | var id = '_' + (Math.random() + '').slice(2), | |
3298 | el = document.createElement(tagName); | |
3299 | proto[id] = 'x'; | |
3300 | var isBuggy = (el[id] !== 'x'); | |
3301 | delete proto[id]; | |
3302 | el = null; | |
3303 | return isBuggy; | |
3304 | } | |
3305 | ||
3306 | return false; | |
3307 | } | |
3308 | ||
3309 | var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY = | |
3310 | checkElementPrototypeDeficiency('object'); | |
3311 | ||
3312 | function extendElementWith(element, methods) { | |
3313 | for (var property in methods) { | |
3314 | var value = methods[property]; | |
3315 | if (Object.isFunction(value) && !(property in element)) | |
3316 | element[property] = value.methodize(); | |
3317 | } | |
3318 | } | |
3319 | ||
3320 | var EXTENDED = {}; | |
3321 | function elementIsExtended(element) { | |
3322 | var uid = getUniqueElementID(element); | |
3323 | return (uid in EXTENDED); | |
3324 | } | |
3325 | ||
3326 | function extend(element) { | |
3327 | if (!element || elementIsExtended(element)) return element; | |
3328 | if (element.nodeType !== Node.ELEMENT_NODE || element == window) | |
3329 | return element; | |
3330 | ||
3331 | var methods = Object.clone(Methods), | |
3332 | tagName = element.tagName.toUpperCase(); | |
3333 | ||
3334 | if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]); | |
3335 | ||
3336 | extendElementWith(element, methods); | |
3337 | EXTENDED[getUniqueElementID(element)] = true; | |
3338 | return element; | |
3339 | } | |
3340 | ||
3341 | function extend_IE8(element) { | |
3342 | if (!element || elementIsExtended(element)) return element; | |
3343 | ||
3344 | var t = element.tagName; | |
3345 | if (t && (/^(?:object|applet|embed)$/i.test(t))) { | |
3346 | extendElementWith(element, Element.Methods); | |
3347 | extendElementWith(element, Element.Methods.Simulated); | |
3348 | extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]); | |
3349 | } | |
3350 | ||
3351 | return element; | |
3352 | } | |
3353 | ||
3354 | if (F.SpecificElementExtensions) { | |
3355 | extend = HTMLOBJECTELEMENT_PROTOTYPE_BUGGY ? extend_IE8 : Prototype.K; | |
3356 | } | |
3357 | ||
3358 | function addMethodsToTagName(tagName, methods) { | |
3359 | tagName = tagName.toUpperCase(); | |
3360 | if (!ByTag[tagName]) ByTag[tagName] = {}; | |
3361 | Object.extend(ByTag[tagName], methods); | |
3362 | } | |
3363 | ||
3364 | function mergeMethods(destination, methods, onlyIfAbsent) { | |
3365 | if (Object.isUndefined(onlyIfAbsent)) onlyIfAbsent = false; | |
3366 | for (var property in methods) { | |
3367 | var value = methods[property]; | |
3368 | if (!Object.isFunction(value)) continue; | |
3369 | if (!onlyIfAbsent || !(property in destination)) | |
3370 | destination[property] = value.methodize(); | |
3371 | } | |
3372 | } | |
3373 | ||
3374 | function findDOMClass(tagName) { | |
3375 | var klass; | |
3376 | var trans = { | |
3377 | "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph", | |
3378 | "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList", | |
3379 | "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading", | |
3380 | "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote", | |
3381 | "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION": | |
3382 | "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD": | |
3383 | "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR": | |
3384 | "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET": | |
3385 | "FrameSet", "IFRAME": "IFrame" | |
3386 | }; | |
3387 | if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element'; | |
3388 | if (window[klass]) return window[klass]; | |
3389 | klass = 'HTML' + tagName + 'Element'; | |
3390 | if (window[klass]) return window[klass]; | |
3391 | klass = 'HTML' + tagName.capitalize() + 'Element'; | |
3392 | if (window[klass]) return window[klass]; | |
3393 | ||
3394 | var element = document.createElement(tagName), | |
3395 | proto = element['__proto__'] || element.constructor.prototype; | |
3396 | ||
3397 | element = null; | |
3398 | return proto; | |
3399 | } | |
3400 | ||
3401 | function addMethods(methods) { | |
3402 | if (arguments.length === 0) addFormMethods(); | |
3403 | ||
3404 | if (arguments.length === 2) { | |
3405 | var tagName = methods; | |
3406 | methods = arguments[1]; | |
3407 | } | |
3408 | ||
3409 | if (!tagName) { | |
3410 | Object.extend(Element.Methods, methods || {}); | |
3411 | } else { | |
3412 | if (Object.isArray(tagName)) { | |
3413 | for (var i = 0, tag; tag = tagName[i]; i++) | |
3414 | addMethodsToTagName(tag, methods); | |
3415 | } else { | |
3416 | addMethodsToTagName(tagName, methods); | |
3417 | } | |
3418 | } | |
3419 | ||
3420 | var ELEMENT_PROTOTYPE = window.HTMLElement ? HTMLElement.prototype : | |
3421 | Element.prototype; | |
3422 | ||
3423 | if (F.ElementExtensions) { | |
3424 | mergeMethods(ELEMENT_PROTOTYPE, Element.Methods); | |
3425 | mergeMethods(ELEMENT_PROTOTYPE, Element.Methods.Simulated, true); | |
3426 | } | |
3427 | ||
3428 | if (F.SpecificElementExtensions) { | |
3429 | for (var tag in Element.Methods.ByTag) { | |
3430 | var klass = findDOMClass(tag); | |
3431 | if (Object.isUndefined(klass)) continue; | |
3432 | mergeMethods(klass.prototype, ByTag[tag]); | |
3433 | } | |
3434 | } | |
3435 | ||
3436 | Object.extend(Element, Element.Methods); | |
3437 | Object.extend(Element, Element.Methods.Simulated); | |
3438 | delete Element.ByTag; | |
3439 | delete Element.Simulated; | |
3440 | ||
3441 | Element.extend.refresh(); | |
3442 | ||
3443 | ELEMENT_CACHE = {}; | |
3444 | } | |
3445 | ||
3446 | Object.extend(GLOBAL.Element, { | |
3447 | extend: extend, | |
3448 | addMethods: addMethods | |
3449 | }); | |
3450 | ||
3451 | if (extend === Prototype.K) { | |
3452 | GLOBAL.Element.extend.refresh = Prototype.emptyFunction; | |
3453 | } else { | |
3454 | GLOBAL.Element.extend.refresh = function() { | |
3455 | if (Prototype.BrowserFeatures.ElementExtensions) return; | |
3456 | Object.extend(Methods, Element.Methods); | |
3457 | Object.extend(Methods, Element.Methods.Simulated); | |
3458 | ||
3459 | EXTENDED = {}; | |
3460 | }; | |
3461 | } | |
3462 | ||
3463 | function addFormMethods() { | |
3464 | Object.extend(Form, Form.Methods); | |
3465 | Object.extend(Form.Element, Form.Element.Methods); | |
3466 | Object.extend(Element.Methods.ByTag, { | |
3467 | "FORM": Object.clone(Form.Methods), | |
3468 | "INPUT": Object.clone(Form.Element.Methods), | |
3469 | "SELECT": Object.clone(Form.Element.Methods), | |
3470 | "TEXTAREA": Object.clone(Form.Element.Methods), | |
3471 | "BUTTON": Object.clone(Form.Element.Methods) | |
3472 | }); | |
3473 | } | |
3474 | ||
3475 | Element.addMethods(methods); | |
3476 | ||
3477 | function destroyCache_IE() { | |
3478 | DIV = null; | |
3479 | ELEMENT_CACHE = null; | |
3480 | } | |
3481 | ||
3482 | if (window.attachEvent) | |
3483 | window.attachEvent('onunload', destroyCache_IE); | |
3484 | ||
3485 | })(this); | |
3486 | (function() { | |
3487 | ||
3488 | function toDecimal(pctString) { | |
3489 | var match = pctString.match(/^(\d+)%?$/i); | |
3490 | if (!match) return null; | |
3491 | return (Number(match[1]) / 100); | |
3492 | } | |
3493 | ||
3494 | function getRawStyle(element, style) { | |
3495 | element = $(element); | |
3496 | ||
3497 | var value = element.style[style]; | |
3498 | if (!value || value === 'auto') { | |
3499 | var css = document.defaultView.getComputedStyle(element, null); | |
3500 | value = css ? css[style] : null; | |
3501 | } | |
3502 | ||
3503 | if (style === 'opacity') return value ? parseFloat(value) : 1.0; | |
3504 | return value === 'auto' ? null : value; | |
3505 | } | |
3506 | ||
3507 | function getRawStyle_IE(element, style) { | |
3508 | var value = element.style[style]; | |
3509 | if (!value && element.currentStyle) { | |
3510 | value = element.currentStyle[style]; | |
3511 | } | |
3512 | return value; | |
3513 | } | |
3514 | ||
3515 | function getContentWidth(element, context) { | |
3516 | var boxWidth = element.offsetWidth; | |
3517 | ||
3518 | var bl = getPixelValue(element, 'borderLeftWidth', context) || 0; | |
3519 | var br = getPixelValue(element, 'borderRightWidth', context) || 0; | |
3520 | var pl = getPixelValue(element, 'paddingLeft', context) || 0; | |
3521 | var pr = getPixelValue(element, 'paddingRight', context) || 0; | |
3522 | ||
3523 | return boxWidth - bl - br - pl - pr; | |
3524 | } | |
3525 | ||
3526 | if (!Object.isUndefined(document.documentElement.currentStyle) && !Prototype.Browser.Opera) { | |
3527 | getRawStyle = getRawStyle_IE; | |
3528 | } | |
3529 | ||
3530 | ||
3531 | function getPixelValue(value, property, context) { | |
3532 | var element = null; | |
3533 | if (Object.isElement(value)) { | |
3534 | element = value; | |
3535 | value = getRawStyle(element, property); | |
3536 | } | |
3537 | ||
3538 | if (value === null || Object.isUndefined(value)) { | |
3539 | return null; | |
3540 | } | |
3541 | ||
3542 | if ((/^(?:-)?\d+(\.\d+)?(px)?$/i).test(value)) { | |
3543 | return window.parseFloat(value); | |
3544 | } | |
3545 | ||
3546 | var isPercentage = value.include('%'), isViewport = (context === document.viewport); | |
3547 | ||
3548 | if (/\d/.test(value) && element && element.runtimeStyle && !(isPercentage && isViewport)) { | |
3549 | var style = element.style.left, rStyle = element.runtimeStyle.left; | |
3550 | element.runtimeStyle.left = element.currentStyle.left; | |
3551 | element.style.left = value || 0; | |
3552 | value = element.style.pixelLeft; | |
3553 | element.style.left = style; | |
3554 | element.runtimeStyle.left = rStyle; | |
3555 | ||
3556 | return value; | |
3557 | } | |
3558 | ||
3559 | if (element && isPercentage) { | |
3560 | context = context || element.parentNode; | |
3561 | var decimal = toDecimal(value), whole = null; | |
3562 | ||
3563 | var isHorizontal = property.include('left') || property.include('right') || | |
3564 | property.include('width'); | |
3565 | ||
3566 | var isVertical = property.include('top') || property.include('bottom') || | |
3567 | property.include('height'); | |
3568 | ||
3569 | if (context === document.viewport) { | |
3570 | if (isHorizontal) { | |
3571 | whole = document.viewport.getWidth(); | |
3572 | } else if (isVertical) { | |
3573 | whole = document.viewport.getHeight(); | |
3574 | } | |
3575 | } else { | |
3576 | if (isHorizontal) { | |
3577 | whole = $(context).measure('width'); | |
3578 | } else if (isVertical) { | |
3579 | whole = $(context).measure('height'); | |
3580 | } | |
3581 | } | |
3582 | ||
3583 | return (whole === null) ? 0 : whole * decimal; | |
3584 | } | |
3585 | ||
3586 | return 0; | |
3587 | } | |
3588 | ||
3589 | function toCSSPixels(number) { | |
3590 | if (Object.isString(number) && number.endsWith('px')) | |
3591 | return number; | |
3592 | return number + 'px'; | |
3593 | } | |
3594 | ||
3595 | function isDisplayed(element) { | |
3596 | while (element && element.parentNode) { | |
3597 | var display = element.getStyle('display'); | |
3598 | if (display === 'none') { | |
3599 | return false; | |
3600 | } | |
3601 | element = $(element.parentNode); | |
3602 | } | |
3603 | return true; | |
3604 | } | |
3605 | ||
3606 | var hasLayout = Prototype.K; | |
3607 | if ('currentStyle' in document.documentElement) { | |
3608 | hasLayout = function(element) { | |
3609 | if (!element.currentStyle.hasLayout) { | |
3610 | element.style.zoom = 1; | |
3611 | } | |
3612 | return element; | |
3613 | }; | |
3614 | } | |
3615 | ||
3616 | function cssNameFor(key) { | |
3617 | if (key.include('border')) key = key + '-width'; | |
3618 | return key.camelize(); | |
3619 | } | |
3620 | ||
3621 | Element.Layout = Class.create(Hash, { | |
3622 | initialize: function($super, element, preCompute) { | |
3623 | $super(); | |
3624 | this.element = $(element); | |
3625 | ||
3626 | Element.Layout.PROPERTIES.each( function(property) { | |
3627 | this._set(property, null); | |
3628 | }, this); | |
3629 | ||
3630 | if (preCompute) { | |
3631 | this._preComputing = true; | |
3632 | this._begin(); | |
3633 | Element.Layout.PROPERTIES.each( this._compute, this ); | |
3634 | this._end(); | |
3635 | this._preComputing = false; | |
3636 | } | |
3637 | }, | |
3638 | ||
3639 | _set: function(property, value) { | |
3640 | return Hash.prototype.set.call(this, property, value); | |
3641 | }, | |
3642 | ||
3643 | set: function(property, value) { | |
3644 | throw "Properties of Element.Layout are read-only."; | |
3645 | }, | |
3646 | ||
3647 | get: function($super, property) { | |
3648 | var value = $super(property); | |
3649 | return value === null ? this._compute(property) : value; | |
3650 | }, | |
3651 | ||
3652 | _begin: function() { | |
3653 | if (this._isPrepared()) return; | |
3654 | ||
3655 | var element = this.element; | |
3656 | if (isDisplayed(element)) { | |
3657 | this._setPrepared(true); | |
3658 | return; | |
3659 | } | |
3660 | ||
3661 | ||
3662 | var originalStyles = { | |
3663 | position: element.style.position || '', | |
3664 | width: element.style.width || '', | |
3665 | visibility: element.style.visibility || '', | |
3666 | display: element.style.display || '' | |
3667 | }; | |
3668 | ||
3669 | element.store('prototype_original_styles', originalStyles); | |
3670 | ||
3671 | var position = getRawStyle(element, 'position'), width = element.offsetWidth; | |
3672 | ||
3673 | if (width === 0 || width === null) { | |
3674 | element.style.display = 'block'; | |
3675 | width = element.offsetWidth; | |
3676 | } | |
3677 | ||
3678 | var context = (position === 'fixed') ? document.viewport : | |
3679 | element.parentNode; | |
3680 | ||
3681 | var tempStyles = { | |
3682 | visibility: 'hidden', | |
3683 | display: 'block' | |
3684 | }; | |
3685 | ||
3686 | if (position !== 'fixed') tempStyles.position = 'absolute'; | |
3687 | ||
3688 | element.setStyle(tempStyles); | |
3689 | ||
3690 | var positionedWidth = element.offsetWidth, newWidth; | |
3691 | if (width && (positionedWidth === width)) { | |
3692 | newWidth = getContentWidth(element, context); | |
3693 | } else if (position === 'absolute' || position === 'fixed') { | |
3694 | newWidth = getContentWidth(element, context); | |
3695 | } else { | |
3696 | var parent = element.parentNode, pLayout = $(parent).getLayout(); | |
3697 | ||
3698 | newWidth = pLayout.get('width') - | |
3699 | this.get('margin-left') - | |
3700 | this.get('border-left') - | |
3701 | this.get('padding-left') - | |
3702 | this.get('padding-right') - | |
3703 | this.get('border-right') - | |
3704 | this.get('margin-right'); | |
3705 | } | |
3706 | ||
3707 | element.setStyle({ width: newWidth + 'px' }); | |
3708 | ||
3709 | this._setPrepared(true); | |
3710 | }, | |
3711 | ||
3712 | _end: function() { | |
3713 | var element = this.element; | |
3714 | var originalStyles = element.retrieve('prototype_original_styles'); | |
3715 | element.store('prototype_original_styles', null); | |
3716 | element.setStyle(originalStyles); | |
3717 | this._setPrepared(false); | |
3718 | }, | |
3719 | ||
3720 | _compute: function(property) { | |
3721 | var COMPUTATIONS = Element.Layout.COMPUTATIONS; | |
3722 | if (!(property in COMPUTATIONS)) { | |
3723 | throw "Property not found."; | |
3724 | } | |
3725 | ||
3726 | return this._set(property, COMPUTATIONS[property].call(this, this.element)); | |
3727 | }, | |
3728 | ||
3729 | _isPrepared: function() { | |
3730 | return this.element.retrieve('prototype_element_layout_prepared', false); | |
3731 | }, | |
3732 | ||
3733 | _setPrepared: function(bool) { | |
3734 | return this.element.store('prototype_element_layout_prepared', bool); | |
3735 | }, | |
3736 | ||
3737 | toObject: function() { | |
3738 | var args = $A(arguments); | |
3739 | var keys = (args.length === 0) ? Element.Layout.PROPERTIES : | |
3740 | args.join(' ').split(' '); | |
3741 | var obj = {}; | |
3742 | keys.each( function(key) { | |
3743 | if (!Element.Layout.PROPERTIES.include(key)) return; | |
3744 | var value = this.get(key); | |
3745 | if (value != null) obj[key] = value; | |
3746 | }, this); | |
3747 | return obj; | |
3748 | }, | |
3749 | ||
3750 | toHash: function() { | |
3751 | var obj = this.toObject.apply(this, arguments); | |
3752 | return new Hash(obj); | |
3753 | }, | |
3754 | ||
3755 | toCSS: function() { | |
3756 | var args = $A(arguments); | |
3757 | var keys = (args.length === 0) ? Element.Layout.PROPERTIES : | |
3758 | args.join(' ').split(' '); | |
3759 | var css = {}; | |
3760 | ||
3761 | keys.each( function(key) { | |
3762 | if (!Element.Layout.PROPERTIES.include(key)) return; | |
3763 | if (Element.Layout.COMPOSITE_PROPERTIES.include(key)) return; | |
3764 | ||
3765 | var value = this.get(key); | |
3766 | if (value != null) css[cssNameFor(key)] = value + 'px'; | |
3767 | }, this); | |
3768 | return css; | |
3769 | }, | |
3770 | ||
3771 | inspect: function() { | |
3772 | return "#<Element.Layout>"; | |
3773 | } | |
3774 | }); | |
3775 | ||
3776 | Object.extend(Element.Layout, { | |
3777 | PROPERTIES: $w('height width top left right bottom border-left border-right border-top border-bottom padding-left padding-right padding-top padding-bottom margin-top margin-bottom margin-left margin-right padding-box-width padding-box-height border-box-width border-box-height margin-box-width margin-box-height'), | |
3778 | ||
3779 | COMPOSITE_PROPERTIES: $w('padding-box-width padding-box-height margin-box-width margin-box-height border-box-width border-box-height'), | |
3780 | ||
3781 | COMPUTATIONS: { | |
3782 | 'height': function(element) { | |
3783 | if (!this._preComputing) this._begin(); | |
3784 | ||
3785 | var bHeight = this.get('border-box-height'); | |
3786 | if (bHeight <= 0) { | |
3787 | if (!this._preComputing) this._end(); | |
3788 | return 0; | |
3789 | } | |
3790 | ||
3791 | var bTop = this.get('border-top'), | |
3792 | bBottom = this.get('border-bottom'); | |
3793 | ||
3794 | var pTop = this.get('padding-top'), | |
3795 | pBottom = this.get('padding-bottom'); | |
3796 | ||
3797 | if (!this._preComputing) this._end(); | |
3798 | ||
3799 | return bHeight - bTop - bBottom - pTop - pBottom; | |
3800 | }, | |
3801 | ||
3802 | 'width': function(element) { | |
3803 | if (!this._preComputing) this._begin(); | |
3804 | ||
3805 | var bWidth = this.get('border-box-width'); | |
3806 | if (bWidth <= 0) { | |
3807 | if (!this._preComputing) this._end(); | |
3808 | return 0; | |
3809 | } | |
3810 | ||
3811 | var bLeft = this.get('border-left'), | |
3812 | bRight = this.get('border-right'); | |
3813 | ||
3814 | var pLeft = this.get('padding-left'), | |
3815 | pRight = this.get('padding-right'); | |
3816 | ||
3817 | if (!this._preComputing) this._end(); | |
3818 | return bWidth - bLeft - bRight - pLeft - pRight; | |
3819 | }, | |
3820 | ||
3821 | 'padding-box-height': function(element) { | |
3822 | var height = this.get('height'), | |
3823 | pTop = this.get('padding-top'), | |
3824 | pBottom = this.get('padding-bottom'); | |
3825 | ||
3826 | return height + pTop + pBottom; | |
3827 | }, | |
3828 | ||
3829 | 'padding-box-width': function(element) { | |
3830 | var width = this.get('width'), | |
3831 | pLeft = this.get('padding-left'), | |
3832 | pRight = this.get('padding-right'); | |
3833 | ||
3834 | return width + pLeft + pRight; | |
3835 | }, | |
3836 | ||
3837 | 'border-box-height': function(element) { | |
3838 | if (!this._preComputing) this._begin(); | |
3839 | var height = element.offsetHeight; | |
3840 | if (!this._preComputing) this._end(); | |
3841 | return height; | |
3842 | }, | |
3843 | ||
3844 | 'border-box-width': function(element) { | |
3845 | if (!this._preComputing) this._begin(); | |
3846 | var width = element.offsetWidth; | |
3847 | if (!this._preComputing) this._end(); | |
3848 | return width; | |
3849 | }, | |
3850 | ||
3851 | 'margin-box-height': function(element) { | |
3852 | var bHeight = this.get('border-box-height'), | |
3853 | mTop = this.get('margin-top'), | |
3854 | mBottom = this.get('margin-bottom'); | |
3855 | ||
3856 | if (bHeight <= 0) return 0; | |
3857 | ||
3858 | return bHeight + mTop + mBottom; | |
3859 | }, | |
3860 | ||
3861 | 'margin-box-width': function(element) { | |
3862 | var bWidth = this.get('border-box-width'), | |
3863 | mLeft = this.get('margin-left'), | |
3864 | mRight = this.get('margin-right'); | |
3865 | ||
3866 | if (bWidth <= 0) return 0; | |
3867 | ||
3868 | return bWidth + mLeft + mRight; | |
3869 | }, | |
3870 | ||
3871 | 'top': function(element) { | |
3872 | var offset = element.positionedOffset(); | |
3873 | return offset.top; | |
3874 | }, | |
3875 | ||
3876 | 'bottom': function(element) { | |
3877 | var offset = element.positionedOffset(), | |
3878 | parent = element.getOffsetParent(), | |
3879 | pHeight = parent.measure('height'); | |
3880 | ||
3881 | var mHeight = this.get('border-box-height'); | |
3882 | ||
3883 | return pHeight - mHeight - offset.top; | |
3884 | }, | |
3885 | ||
3886 | 'left': function(element) { | |
3887 | var offset = element.positionedOffset(); | |
3888 | return offset.left; | |
3889 | }, | |
3890 | ||
3891 | 'right': function(element) { | |
3892 | var offset = element.positionedOffset(), | |
3893 | parent = element.getOffsetParent(), | |
3894 | pWidth = parent.measure('width'); | |
3895 | ||
3896 | var mWidth = this.get('border-box-width'); | |
3897 | ||
3898 | return pWidth - mWidth - offset.left; | |
3899 | }, | |
3900 | ||
3901 | 'padding-top': function(element) { | |
3902 | return getPixelValue(element, 'paddingTop'); | |
3903 | }, | |
3904 | ||
3905 | 'padding-bottom': function(element) { | |
3906 | return getPixelValue(element, 'paddingBottom'); | |
3907 | }, | |
3908 | ||
3909 | 'padding-left': function(element) { | |
3910 | return getPixelValue(element, 'paddingLeft'); | |
3911 | }, | |
3912 | ||
3913 | 'padding-right': function(element) { | |
3914 | return getPixelValue(element, 'paddingRight'); | |
3915 | }, | |
3916 | ||
3917 | 'border-top': function(element) { | |
3918 | return getPixelValue(element, 'borderTopWidth'); | |
3919 | }, | |
3920 | ||
3921 | 'border-bottom': function(element) { | |
3922 | return getPixelValue(element, 'borderBottomWidth'); | |
3923 | }, | |
3924 | ||
3925 | 'border-left': function(element) { | |
3926 | return getPixelValue(element, 'borderLeftWidth'); | |
3927 | }, | |
3928 | ||
3929 | 'border-right': function(element) { | |
3930 | return getPixelValue(element, 'borderRightWidth'); | |
3931 | }, | |
3932 | ||
3933 | 'margin-top': function(element) { | |
3934 | return getPixelValue(element, 'marginTop'); | |
3935 | }, | |
3936 | ||
3937 | 'margin-bottom': function(element) { | |
3938 | return getPixelValue(element, 'marginBottom'); | |
3939 | }, | |
3940 | ||
3941 | 'margin-left': function(element) { | |
3942 | return getPixelValue(element, 'marginLeft'); | |
3943 | }, | |
3944 | ||
3945 | 'margin-right': function(element) { | |
3946 | return getPixelValue(element, 'marginRight'); | |
3947 | } | |
3948 | } | |
3949 | }); | |
3950 | ||
3951 | if ('getBoundingClientRect' in document.documentElement) { | |
3952 | Object.extend(Element.Layout.COMPUTATIONS, { | |
3953 | 'right': function(element) { | |
3954 | var parent = hasLayout(element.getOffsetParent()); | |
3955 | var rect = element.getBoundingClientRect(), | |
3956 | pRect = parent.getBoundingClientRect(); | |
3957 | ||
3958 | return (pRect.right - rect.right).round(); | |
3959 | }, | |
3960 | ||
3961 | 'bottom': function(element) { | |
3962 | var parent = hasLayout(element.getOffsetParent()); | |
3963 | var rect = element.getBoundingClientRect(), | |
3964 | pRect = parent.getBoundingClientRect(); | |
3965 | ||
3966 | return (pRect.bottom - rect.bottom).round(); | |
3967 | } | |
3968 | }); | |
3969 | } | |
3970 | ||
3971 | Element.Offset = Class.create({ | |
3972 | initialize: function(left, top) { | |
3973 | this.left = left.round(); | |
3974 | this.top = top.round(); | |
3975 | ||
3976 | this[0] = this.left; | |
3977 | this[1] = this.top; | |
3978 | }, | |
3979 | ||
3980 | relativeTo: function(offset) { | |
3981 | return new Element.Offset( | |
3982 | this.left - offset.left, | |
3983 | this.top - offset.top | |
3984 | ); | |
3985 | }, | |
3986 | ||
3987 | inspect: function() { | |
3988 | return "#<Element.Offset left: #{left} top: #{top}>".interpolate(this); | |
3989 | }, | |
3990 | ||
3991 | toString: function() { | |
3992 | return "[#{left}, #{top}]".interpolate(this); | |
3993 | }, | |
3994 | ||
3995 | toArray: function() { | |
3996 | return [this.left, this.top]; | |
3997 | } | |
3998 | }); | |
3999 | ||
4000 | function getLayout(element, preCompute) { | |
4001 | return new Element.Layout(element, preCompute); | |
4002 | } | |
4003 | ||
4004 | function measure(element, property) { | |
4005 | return $(element).getLayout().get(property); | |
4006 | } | |
4007 | ||
4008 | function getHeight(element) { | |
4009 | return Element.getDimensions(element).height; | |
4010 | } | |
4011 | ||
4012 | function getWidth(element) { | |
4013 | return Element.getDimensions(element).width; | |
4014 | } | |
4015 | ||
4016 | function getDimensions(element) { | |
4017 | element = $(element); | |
4018 | var display = Element.getStyle(element, 'display'); | |
4019 | ||
4020 | if (display && display !== 'none') { | |
4021 | return { width: element.offsetWidth, height: element.offsetHeight }; | |
4022 | } | |
4023 | ||
4024 | var style = element.style; | |
4025 | var originalStyles = { | |
4026 | visibility: style.visibility, | |
4027 | position: style.position, | |
4028 | display: style.display | |
4029 | }; | |
4030 | ||
4031 | var newStyles = { | |
4032 | visibility: 'hidden', | |
4033 | display: 'block' | |
4034 | }; | |
4035 | ||
4036 | if (originalStyles.position !== 'fixed') | |
4037 | newStyles.position = 'absolute'; | |
4038 | ||
4039 | Element.setStyle(element, newStyles); | |
4040 | ||
4041 | var dimensions = { | |
4042 | width: element.offsetWidth, | |
4043 | height: element.offsetHeight | |
4044 | }; | |
4045 | ||
4046 | Element.setStyle(element, originalStyles); | |
4047 | ||
4048 | return dimensions; | |
4049 | } | |
4050 | ||
4051 | function getOffsetParent(element) { | |
4052 | element = $(element); | |
4053 | ||
4054 | function selfOrBody(element) { | |
4055 | return isHtml(element) ? $(document.body) : $(element); | |
4056 | } | |
4057 | ||
4058 | if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element)) | |
4059 | return $(document.body); | |
4060 | ||
4061 | var isInline = (Element.getStyle(element, 'display') === 'inline'); | |
4062 | if (!isInline && element.offsetParent) return selfOrBody(element.offsetParent); | |
4063 | ||
4064 | while ((element = element.parentNode) && element !== document.body) { | |
4065 | if (Element.getStyle(element, 'position') !== 'static') { | |
4066 | return selfOrBody(element); | |
4067 | } | |
4068 | } | |
4069 | ||
4070 | return $(document.body); | |
4071 | } | |
4072 | ||
4073 | ||
4074 | function cumulativeOffset(element) { | |
4075 | element = $(element); | |
4076 | var valueT = 0, valueL = 0; | |
4077 | if (element.parentNode) { | |
4078 | do { | |
4079 | valueT += element.offsetTop || 0; | |
4080 | valueL += element.offsetLeft || 0; | |
4081 | element = element.offsetParent; | |
4082 | } while (element); | |
4083 | } | |
4084 | return new Element.Offset(valueL, valueT); | |
4085 | } | |
4086 | ||
4087 | function positionedOffset(element) { | |
4088 | element = $(element); | |
4089 | ||
4090 | var layout = element.getLayout(); | |
4091 | ||
4092 | var valueT = 0, valueL = 0; | |
4093 | do { | |
4094 | valueT += element.offsetTop || 0; | |
4095 | valueL += element.offsetLeft || 0; | |
4096 | element = element.offsetParent; | |
4097 | if (element) { | |
4098 | if (isBody(element)) break; | |
4099 | var p = Element.getStyle(element, 'position'); | |
4100 | if (p !== 'static') break; | |
4101 | } | |
4102 | } while (element); | |
4103 | ||
4104 | valueL -= layout.get('margin-left'); | |
4105 | valueT -= layout.get('margin-top'); | |
4106 | ||
4107 | return new Element.Offset(valueL, valueT); | |
4108 | } | |
4109 | ||
4110 | function cumulativeScrollOffset(element) { | |
4111 | var valueT = 0, valueL = 0; | |
4112 | do { | |
4113 | if (element === document.body) { | |
4114 | var bodyScrollNode = document.documentElement || document.body.parentNode || document.body; | |
4115 | valueT += !Object.isUndefined(window.pageYOffset) ? window.pageYOffset : bodyScrollNode.scrollTop || 0; | |
4116 | valueL += !Object.isUndefined(window.pageXOffset) ? window.pageXOffset : bodyScrollNode.scrollLeft || 0; | |
4117 | break; | |
4118 | } else { | |
4119 | valueT += element.scrollTop || 0; | |
4120 | valueL += element.scrollLeft || 0; | |
4121 | element = element.parentNode; | |
4122 | } | |
4123 | } while (element); | |
4124 | return new Element.Offset(valueL, valueT); | |
4125 | } | |
4126 | ||
4127 | function viewportOffset(forElement) { | |
4128 | var valueT = 0, valueL = 0, docBody = document.body; | |
4129 | ||
4130 | forElement = $(forElement); | |
4131 | var element = forElement; | |
4132 | do { | |
4133 | valueT += element.offsetTop || 0; | |
4134 | valueL += element.offsetLeft || 0; | |
4135 | if (element.offsetParent == docBody && | |
4136 | Element.getStyle(element, 'position') == 'absolute') break; | |
4137 | } while (element = element.offsetParent); | |
4138 | ||
4139 | element = forElement; | |
4140 | do { | |
4141 | if (element != docBody) { | |
4142 | valueT -= element.scrollTop || 0; | |
4143 | valueL -= element.scrollLeft || 0; | |
4144 | } | |
4145 | } while (element = element.parentNode); | |
4146 | return new Element.Offset(valueL, valueT); | |
4147 | } | |
4148 | ||
4149 | function absolutize(element) { | |
4150 | element = $(element); | |
4151 | ||
4152 | if (Element.getStyle(element, 'position') === 'absolute') { | |
4153 | return element; | |
4154 | } | |
4155 | ||
4156 | var offsetParent = getOffsetParent(element); | |
4157 | var eOffset = element.viewportOffset(), | |
4158 | pOffset = offsetParent.viewportOffset(); | |
4159 | ||
4160 | var offset = eOffset.relativeTo(pOffset); | |
4161 | var layout = element.getLayout(); | |
4162 | ||
4163 | element.store('prototype_absolutize_original_styles', { | |
4164 | position: element.getStyle('position'), | |
4165 | left: element.getStyle('left'), | |
4166 | top: element.getStyle('top'), | |
4167 | width: element.getStyle('width'), | |
4168 | height: element.getStyle('height') | |
4169 | }); | |
4170 | ||
4171 | element.setStyle({ | |
4172 | position: 'absolute', | |
4173 | top: offset.top + 'px', | |
4174 | left: offset.left + 'px', | |
4175 | width: layout.get('width') + 'px', | |
4176 | height: layout.get('height') + 'px' | |
4177 | }); | |
4178 | ||
4179 | return element; | |
4180 | } | |
4181 | ||
4182 | function relativize(element) { | |
4183 | element = $(element); | |
4184 | if (Element.getStyle(element, 'position') === 'relative') { | |
4185 | return element; | |
4186 | } | |
4187 | ||
4188 | var originalStyles = | |
4189 | element.retrieve('prototype_absolutize_original_styles'); | |
4190 | ||
4191 | if (originalStyles) element.setStyle(originalStyles); | |
4192 | return element; | |
4193 | } | |
4194 | ||
4195 | ||
4196 | function scrollTo(element) { | |
4197 | element = $(element); | |
4198 | var pos = Element.cumulativeOffset(element); | |
4199 | window.scrollTo(pos.left, pos.top); | |
4200 | return element; | |
4201 | } | |
4202 | ||
4203 | ||
4204 | function makePositioned(element) { | |
4205 | element = $(element); | |
4206 | var position = Element.getStyle(element, 'position'), styles = {}; | |
4207 | if (position === 'static' || !position) { | |
4208 | styles.position = 'relative'; | |
4209 | if (Prototype.Browser.Opera) { | |
4210 | styles.top = 0; | |
4211 | styles.left = 0; | |
4212 | } | |
4213 | Element.setStyle(element, styles); | |
4214 | Element.store(element, 'prototype_made_positioned', true); | |
4215 | } | |
4216 | return element; | |
4217 | } | |
4218 | ||
4219 | function undoPositioned(element) { | |
4220 | element = $(element); | |
4221 | var storage = Element.getStorage(element), | |
4222 | madePositioned = storage.get('prototype_made_positioned'); | |
4223 | ||
4224 | if (madePositioned) { | |
4225 | storage.unset('prototype_made_positioned'); | |
4226 | Element.setStyle(element, { | |
4227 | position: '', | |
4228 | top: '', | |
4229 | bottom: '', | |
4230 | left: '', | |
4231 | right: '' | |
4232 | }); | |
4233 | } | |
4234 | return element; | |
4235 | } | |
4236 | ||
4237 | function makeClipping(element) { | |
4238 | element = $(element); | |
4239 | ||
4240 | var storage = Element.getStorage(element), | |
4241 | madeClipping = storage.get('prototype_made_clipping'); | |
4242 | ||
4243 | if (Object.isUndefined(madeClipping)) { | |
4244 | var overflow = Element.getStyle(element, 'overflow'); | |
4245 | storage.set('prototype_made_clipping', overflow); | |
4246 | if (overflow !== 'hidden') | |
4247 | element.style.overflow = 'hidden'; | |
4248 | } | |
4249 | ||
4250 | return element; | |
4251 | } | |
4252 | ||
4253 | function undoClipping(element) { | |
4254 | element = $(element); | |
4255 | var storage = Element.getStorage(element), | |
4256 | overflow = storage.get('prototype_made_clipping'); | |
4257 | ||
4258 | if (!Object.isUndefined(overflow)) { | |
4259 | storage.unset('prototype_made_clipping'); | |
4260 | element.style.overflow = overflow || ''; | |
4261 | } | |
4262 | ||
4263 | return element; | |
4264 | } | |
4265 | ||
4266 | function clonePosition(element, source, options) { | |
4267 | options = Object.extend({ | |
4268 | setLeft: true, | |
4269 | setTop: true, | |
4270 | setWidth: true, | |
4271 | setHeight: true, | |
4272 | offsetTop: 0, | |
4273 | offsetLeft: 0 | |
4274 | }, options || {}); | |
4275 | ||
4276 | var docEl = document.documentElement; | |
4277 | ||
4278 | source = $(source); | |
4279 | element = $(element); | |
4280 | var p, delta, layout, styles = {}; | |
4281 | ||
4282 | if (options.setLeft || options.setTop) { | |
4283 | p = Element.viewportOffset(source); | |
4284 | delta = [0, 0]; | |
4285 | if (Element.getStyle(element, 'position') === 'absolute') { | |
4286 | var parent = Element.getOffsetParent(element); | |
4287 | if (parent !== document.body) delta = Element.viewportOffset(parent); | |
4288 | } | |
4289 | } | |
4290 | ||
4291 | function pageScrollXY() { | |
4292 | var x = 0, y = 0; | |
4293 | if (Object.isNumber(window.pageXOffset)) { | |
4294 | x = window.pageXOffset; | |
4295 | y = window.pageYOffset; | |
4296 | } else if (document.body && (document.body.scrollLeft || document.body.scrollTop)) { | |
4297 | x = document.body.scrollLeft; | |
4298 | y = document.body.scrollTop; | |
4299 | } else if (docEl && (docEl.scrollLeft || docEl.scrollTop)) { | |
4300 | x = docEl.scrollLeft; | |
4301 | y = docEl.scrollTop; | |
4302 | } | |
4303 | return { x: x, y: y }; | |
4304 | } | |
4305 | ||
4306 | var pageXY = pageScrollXY(); | |
4307 | ||
4308 | ||
4309 | if (options.setWidth || options.setHeight) { | |
4310 | layout = Element.getLayout(source); | |
4311 | } | |
4312 | ||
4313 | if (options.setLeft) | |
4314 | styles.left = (p[0] + pageXY.x - delta[0] + options.offsetLeft) + 'px'; | |
4315 | if (options.setTop) | |
4316 | styles.top = (p[1] + pageXY.y - delta[1] + options.offsetTop) + 'px'; | |
4317 | ||
4318 | var currentLayout = element.getLayout(); | |
4319 | ||
4320 | if (options.setWidth) { | |
4321 | styles.width = layout.get('width') + 'px'; | |
4322 | } | |
4323 | if (options.setHeight) { | |
4324 | styles.height = layout.get('height') + 'px'; | |
4325 | } | |
4326 | ||
4327 | return Element.setStyle(element, styles); | |
4328 | } | |
4329 | ||
4330 | ||
4331 | if (Prototype.Browser.IE) { | |
4332 | getOffsetParent = getOffsetParent.wrap( | |
4333 | function(proceed, element) { | |
4334 | element = $(element); | |
4335 | ||
4336 | if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element)) | |
4337 | return $(document.body); | |
4338 | ||
4339 | var position = element.getStyle('position'); | |
4340 | if (position !== 'static') return proceed(element); | |
4341 | ||
4342 | element.setStyle({ position: 'relative' }); | |
4343 | var value = proceed(element); | |
4344 | element.setStyle({ position: position }); | |
4345 | return value; | |
4346 | } | |
4347 | ); | |
4348 | ||
4349 | positionedOffset = positionedOffset.wrap(function(proceed, element) { | |
4350 | element = $(element); | |
4351 | if (!element.parentNode) return new Element.Offset(0, 0); | |
4352 | var position = element.getStyle('position'); | |
4353 | if (position !== 'static') return proceed(element); | |
4354 | ||
4355 | var offsetParent = element.getOffsetParent(); | |
4356 | if (offsetParent && offsetParent.getStyle('position') === 'fixed') | |
4357 | hasLayout(offsetParent); | |
4358 | ||
4359 | element.setStyle({ position: 'relative' }); | |
4360 | var value = proceed(element); | |
4361 | element.setStyle({ position: position }); | |
4362 | return value; | |
4363 | }); | |
4364 | } else if (Prototype.Browser.Webkit) { | |
4365 | cumulativeOffset = function(element) { | |
4366 | element = $(element); | |
4367 | var valueT = 0, valueL = 0; | |
4368 | do { | |
4369 | valueT += element.offsetTop || 0; | |
4370 | valueL += element.offsetLeft || 0; | |
4371 | if (element.offsetParent == document.body) { | |
4372 | if (Element.getStyle(element, 'position') == 'absolute') break; | |
4373 | } | |
4374 | ||
4375 | element = element.offsetParent; | |
4376 | } while (element); | |
4377 | ||
4378 | return new Element.Offset(valueL, valueT); | |
4379 | }; | |
4380 | } | |
4381 | ||
4382 | ||
4383 | Element.addMethods({ | |
4384 | getLayout: getLayout, | |
4385 | measure: measure, | |
4386 | getWidth: getWidth, | |
4387 | getHeight: getHeight, | |
4388 | getDimensions: getDimensions, | |
4389 | getOffsetParent: getOffsetParent, | |
4390 | cumulativeOffset: cumulativeOffset, | |
4391 | positionedOffset: positionedOffset, | |
4392 | cumulativeScrollOffset: cumulativeScrollOffset, | |
4393 | viewportOffset: viewportOffset, | |
4394 | absolutize: absolutize, | |
4395 | relativize: relativize, | |
4396 | scrollTo: scrollTo, | |
4397 | makePositioned: makePositioned, | |
4398 | undoPositioned: undoPositioned, | |
4399 | makeClipping: makeClipping, | |
4400 | undoClipping: undoClipping, | |
4401 | clonePosition: clonePosition | |
4402 | }); | |
4403 | ||
4404 | function isBody(element) { | |
4405 | return element.nodeName.toUpperCase() === 'BODY'; | |
4406 | } | |
4407 | ||
4408 | function isHtml(element) { | |
4409 | return element.nodeName.toUpperCase() === 'HTML'; | |
4410 | } | |
4411 | ||
4412 | function isDocument(element) { | |
4413 | return element.nodeType === Node.DOCUMENT_NODE; | |
4414 | } | |
4415 | ||
4416 | function isDetached(element) { | |
4417 | return element !== document.body && | |
4418 | !Element.descendantOf(element, document.body); | |
4419 | } | |
4420 | ||
4421 | if ('getBoundingClientRect' in document.documentElement) { | |
4422 | Element.addMethods({ | |
4423 | viewportOffset: function(element) { | |
4424 | element = $(element); | |
4425 | if (isDetached(element)) return new Element.Offset(0, 0); | |
4426 | ||
4427 | var rect = element.getBoundingClientRect(), | |
4428 | docEl = document.documentElement; | |
4429 | return new Element.Offset(rect.left - docEl.clientLeft, | |
4430 | rect.top - docEl.clientTop); | |
4431 | } | |
4432 | }); | |
4433 | } | |
4434 | ||
4435 | ||
4436 | })(); | |
4437 | ||
4438 | (function() { | |
4439 | ||
4440 | var IS_OLD_OPERA = Prototype.Browser.Opera && | |
4441 | (window.parseFloat(window.opera.version()) < 9.5); | |
4442 | var ROOT = null; | |
4443 | function getRootElement() { | |
4444 | if (ROOT) return ROOT; | |
4445 | ROOT = IS_OLD_OPERA ? document.body : document.documentElement; | |
4446 | return ROOT; | |
4447 | } | |
4448 | ||
4449 | function getDimensions() { | |
4450 | return { width: this.getWidth(), height: this.getHeight() }; | |
4451 | } | |
4452 | ||
4453 | function getWidth() { | |
4454 | return getRootElement().clientWidth; | |
4455 | } | |
4456 | ||
4457 | function getHeight() { | |
4458 | return getRootElement().clientHeight; | |
4459 | } | |
4460 | ||
4461 | function getScrollOffsets() { | |
4462 | var x = window.pageXOffset || document.documentElement.scrollLeft || | |
4463 | document.body.scrollLeft; | |
4464 | var y = window.pageYOffset || document.documentElement.scrollTop || | |
4465 | document.body.scrollTop; | |
4466 | ||
4467 | return new Element.Offset(x, y); | |
4468 | } | |
4469 | ||
4470 | document.viewport = { | |
4471 | getDimensions: getDimensions, | |
4472 | getWidth: getWidth, | |
4473 | getHeight: getHeight, | |
4474 | getScrollOffsets: getScrollOffsets | |
4475 | }; | |
4476 | ||
4477 | })(); | |
4478 | window.$$ = function() { | |
4479 | var expression = $A(arguments).join(', '); | |
4480 | return Prototype.Selector.select(expression, document); | |
4481 | }; | |
4482 | ||
4483 | Prototype.Selector = (function() { | |
4484 | ||
4485 | function select() { | |
4486 | throw new Error('Method "Prototype.Selector.select" must be defined.'); | |
4487 | } | |
4488 | ||
4489 | function match() { | |
4490 | throw new Error('Method "Prototype.Selector.match" must be defined.'); | |
4491 | } | |
4492 | ||
4493 | function find(elements, expression, index) { | |
4494 | index = index || 0; | |
4495 | var match = Prototype.Selector.match, length = elements.length, matchIndex = 0, i; | |
4496 | ||
4497 | for (i = 0; i < length; i++) { | |
4498 | if (match(elements[i], expression) && index == matchIndex++) { | |
4499 | return Element.extend(elements[i]); | |
4500 | } | |
4501 | } | |
4502 | } | |
4503 | ||
4504 | function extendElements(elements) { | |
4505 | for (var i = 0, length = elements.length; i < length; i++) { | |
4506 | Element.extend(elements[i]); | |
4507 | } | |
4508 | return elements; | |
4509 | } | |
4510 | ||
4511 | ||
4512 | var K = Prototype.K; | |
4513 | ||
4514 | return { | |
4515 | select: select, | |
4516 | match: match, | |
4517 | find: find, | |
4518 | extendElements: (Element.extend === K) ? K : extendElements, | |
4519 | extendElement: Element.extend | |
4520 | }; | |
4521 | })(); | |
4522 | Prototype._original_property = window.Sizzle; | |
4523 | ||
4524 | ;(function () { | |
4525 | function fakeDefine(fn) { | |
4526 | Prototype._actual_sizzle = fn(); | |
4527 | } | |
4528 | fakeDefine.amd = true; | |
4529 | ||
4530 | if (typeof define !== 'undefined' && define.amd) { | |
4531 | Prototype._original_define = define; | |
4532 | Prototype._actual_sizzle = null; | |
4533 | window.define = fakeDefine; | |
4534 | } | |
4535 | })(); | |
4536 | ||
4537 | /*! | |
4538 | * Sizzle CSS Selector Engine v1.10.18 | |
4539 | * http://sizzlejs.com/ | |
4540 | * | |
4541 | * Copyright 2013 jQuery Foundation, Inc. and other contributors | |
4542 | * Released under the MIT license | |
4543 | * http://jquery.org/license | |
4544 | * | |
4545 | * Date: 2014-02-05 | |
4546 | */ | |
4547 | (function( window ) { | |
4548 | ||
4549 | var i, | |
4550 | support, | |
4551 | Expr, | |
4552 | getText, | |
4553 | isXML, | |
4554 | compile, | |
4555 | select, | |
4556 | outermostContext, | |
4557 | sortInput, | |
4558 | hasDuplicate, | |
4559 | ||
4560 | setDocument, | |
4561 | document, | |
4562 | docElem, | |
4563 | documentIsHTML, | |
4564 | rbuggyQSA, | |
4565 | rbuggyMatches, | |
4566 | matches, | |
4567 | contains, | |
4568 | ||
4569 | expando = "sizzle" + -(new Date()), | |
4570 | preferredDoc = window.document, | |
4571 | dirruns = 0, | |
4572 | done = 0, | |
4573 | classCache = createCache(), | |
4574 | tokenCache = createCache(), | |
4575 | compilerCache = createCache(), | |
4576 | sortOrder = function( a, b ) { | |
4577 | if ( a === b ) { | |
4578 | hasDuplicate = true; | |
4579 | } | |
4580 | return 0; | |
4581 | }, | |
4582 | ||
4583 | strundefined = typeof undefined, | |
4584 | MAX_NEGATIVE = 1 << 31, | |
4585 | ||
4586 | hasOwn = ({}).hasOwnProperty, | |
4587 | arr = [], | |
4588 | pop = arr.pop, | |
4589 | push_native = arr.push, | |
4590 | push = arr.push, | |
4591 | slice = arr.slice, | |
4592 | indexOf = arr.indexOf || function( elem ) { | |
4593 | var i = 0, | |
4594 | len = this.length; | |
4595 | for ( ; i < len; i++ ) { | |
4596 | if ( this[i] === elem ) { | |
4597 | return i; | |
4598 | } | |
4599 | } | |
4600 | return -1; | |
4601 | }, | |
4602 | ||
4603 | booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", | |
4604 | ||
4605 | ||
4606 | whitespace = "[\\x20\\t\\r\\n\\f]", | |
4607 | characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", | |
4608 | ||
4609 | identifier = characterEncoding.replace( "w", "w#" ), | |
4610 | ||
4611 | attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace + | |
4612 | "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]", | |
4613 | ||
4614 | pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)", | |
4615 | ||
4616 | rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), | |
4617 | ||
4618 | rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), | |
4619 | rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), | |
4620 | ||
4621 | rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), | |
4622 | ||
4623 | rpseudo = new RegExp( pseudos ), | |
4624 | ridentifier = new RegExp( "^" + identifier + "$" ), | |
4625 | ||
4626 | matchExpr = { | |
4627 | "ID": new RegExp( "^#(" + characterEncoding + ")" ), | |
4628 | "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), | |
4629 | "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), | |
4630 | "ATTR": new RegExp( "^" + attributes ), | |
4631 | "PSEUDO": new RegExp( "^" + pseudos ), | |
4632 | "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + | |
4633 | "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + | |
4634 | "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), | |
4635 | "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), | |
4636 | "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + | |
4637 | whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) | |
4638 | }, | |
4639 | ||
4640 | rinputs = /^(?:input|select|textarea|button)$/i, | |
4641 | rheader = /^h\d$/i, | |
4642 | ||
4643 | rnative = /^[^{]+\{\s*\[native \w/, | |
4644 | ||
4645 | rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, | |
4646 | ||
4647 | rsibling = /[+~]/, | |
4648 | rescape = /'|\\/g, | |
4649 | ||
4650 | runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), | |
4651 | funescape = function( _, escaped, escapedWhitespace ) { | |
4652 | var high = "0x" + escaped - 0x10000; | |
4653 | return high !== high || escapedWhitespace ? | |
4654 | escaped : | |
4655 | high < 0 ? | |
4656 | String.fromCharCode( high + 0x10000 ) : | |
4657 | String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); | |
4658 | }; | |
4659 | ||
4660 | try { | |
4661 | push.apply( | |
4662 | (arr = slice.call( preferredDoc.childNodes )), | |
4663 | preferredDoc.childNodes | |
4664 | ); | |
4665 | arr[ preferredDoc.childNodes.length ].nodeType; | |
4666 | } catch ( e ) { | |
4667 | push = { apply: arr.length ? | |
4668 | ||
4669 | function( target, els ) { | |
4670 | push_native.apply( target, slice.call(els) ); | |
4671 | } : | |
4672 | ||
4673 | function( target, els ) { | |
4674 | var j = target.length, | |
4675 | i = 0; | |
4676 | while ( (target[j++] = els[i++]) ) {} | |
4677 | target.length = j - 1; | |
4678 | } | |
4679 | }; | |
4680 | } | |
4681 | ||
4682 | function Sizzle( selector, context, results, seed ) { | |
4683 | var match, elem, m, nodeType, | |
4684 | i, groups, old, nid, newContext, newSelector; | |
4685 | ||
4686 | if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { | |
4687 | setDocument( context ); | |
4688 | } | |
4689 | ||
4690 | context = context || document; | |
4691 | results = results || []; | |
4692 | ||
4693 | if ( !selector || typeof selector !== "string" ) { | |
4694 | return results; | |
4695 | } | |
4696 | ||
4697 | if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) { | |
4698 | return []; | |
4699 | } | |
4700 | ||
4701 | if ( documentIsHTML && !seed ) { | |
4702 | ||
4703 | if ( (match = rquickExpr.exec( selector )) ) { | |
4704 | if ( (m = match[1]) ) { | |
4705 | if ( nodeType === 9 ) { | |
4706 | elem = context.getElementById( m ); | |
4707 | if ( elem && elem.parentNode ) { | |
4708 | if ( elem.id === m ) { | |
4709 | results.push( elem ); | |
4710 | return results; | |
4711 | } | |
4712 | } else { | |
4713 | return results; | |
4714 | } | |
4715 | } else { | |
4716 | if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && | |
4717 | contains( context, elem ) && elem.id === m ) { | |
4718 | results.push( elem ); | |
4719 | return results; | |
4720 | } | |
4721 | } | |
4722 | ||
4723 | } else if ( match[2] ) { | |
4724 | push.apply( results, context.getElementsByTagName( selector ) ); | |
4725 | return results; | |
4726 | ||
4727 | } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) { | |
4728 | push.apply( results, context.getElementsByClassName( m ) ); | |
4729 | return results; | |
4730 | } | |
4731 | } | |
4732 | ||
4733 | if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { | |
4734 | nid = old = expando; | |
4735 | newContext = context; | |
4736 | newSelector = nodeType === 9 && selector; | |
4737 | ||
4738 | if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { | |
4739 | groups = tokenize( selector ); | |
4740 | ||
4741 | if ( (old = context.getAttribute("id")) ) { | |
4742 | nid = old.replace( rescape, "\\$&" ); | |
4743 | } else { | |
4744 | context.setAttribute( "id", nid ); | |
4745 | } | |
4746 | nid = "[id='" + nid + "'] "; | |
4747 | ||
4748 | i = groups.length; | |
4749 | while ( i-- ) { | |
4750 | groups[i] = nid + toSelector( groups[i] ); | |
4751 | } | |
4752 | newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; | |
4753 | newSelector = groups.join(","); | |
4754 | } | |
4755 | ||
4756 | if ( newSelector ) { | |
4757 | try { | |
4758 | push.apply( results, | |
4759 | newContext.querySelectorAll( newSelector ) | |
4760 | ); | |
4761 | return results; | |
4762 | } catch(qsaError) { | |
4763 | } finally { | |
4764 | if ( !old ) { | |
4765 | context.removeAttribute("id"); | |
4766 | } | |
4767 | } | |
4768 | } | |
4769 | } | |
4770 | } | |
4771 | ||
4772 | return select( selector.replace( rtrim, "$1" ), context, results, seed ); | |
4773 | } | |
4774 | ||
4775 | /** | |
4776 | * Create key-value caches of limited size | |
4777 | * @returns {Function(string, Object)} Returns the Object data after storing it on itself with | |
4778 | * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) | |
4779 | * deleting the oldest entry | |
4780 | */ | |
4781 | function createCache() { | |
4782 | var keys = []; | |
4783 | ||
4784 | function cache( key, value ) { | |
4785 | if ( keys.push( key + " " ) > Expr.cacheLength ) { | |
4786 | delete cache[ keys.shift() ]; | |
4787 | } | |
4788 | return (cache[ key + " " ] = value); | |
4789 | } | |
4790 | return cache; | |
4791 | } | |
4792 | ||
4793 | /** | |
4794 | * Mark a function for special use by Sizzle | |
4795 | * @param {Function} fn The function to mark | |
4796 | */ | |
4797 | function markFunction( fn ) { | |
4798 | fn[ expando ] = true; | |
4799 | return fn; | |
4800 | } | |
4801 | ||
4802 | /** | |
4803 | * Support testing using an element | |
4804 | * @param {Function} fn Passed the created div and expects a boolean result | |
4805 | */ | |
4806 | function assert( fn ) { | |
4807 | var div = document.createElement("div"); | |
4808 | ||
4809 | try { | |
4810 | return !!fn( div ); | |
4811 | } catch (e) { | |
4812 | return false; | |
4813 | } finally { | |
4814 | if ( div.parentNode ) { | |
4815 | div.parentNode.removeChild( div ); | |
4816 | } | |
4817 | div = null; | |
4818 | } | |
4819 | } | |
4820 | ||
4821 | /** | |
4822 | * Adds the same handler for all of the specified attrs | |
4823 | * @param {String} attrs Pipe-separated list of attributes | |
4824 | * @param {Function} handler The method that will be applied | |
4825 | */ | |
4826 | function addHandle( attrs, handler ) { | |
4827 | var arr = attrs.split("|"), | |
4828 | i = attrs.length; | |
4829 | ||
4830 | while ( i-- ) { | |
4831 | Expr.attrHandle[ arr[i] ] = handler; | |
4832 | } | |
4833 | } | |
4834 | ||
4835 | /** | |
4836 | * Checks document order of two siblings | |
4837 | * @param {Element} a | |
4838 | * @param {Element} b | |
4839 | * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b | |
4840 | */ | |
4841 | function siblingCheck( a, b ) { | |
4842 | var cur = b && a, | |
4843 | diff = cur && a.nodeType === 1 && b.nodeType === 1 && | |
4844 | ( ~b.sourceIndex || MAX_NEGATIVE ) - | |
4845 | ( ~a.sourceIndex || MAX_NEGATIVE ); | |
4846 | ||
4847 | if ( diff ) { | |
4848 | return diff; | |
4849 | } | |
4850 | ||
4851 | if ( cur ) { | |
4852 | while ( (cur = cur.nextSibling) ) { | |
4853 | if ( cur === b ) { | |
4854 | return -1; | |
4855 | } | |
4856 | } | |
4857 | } | |
4858 | ||
4859 | return a ? 1 : -1; | |
4860 | } | |
4861 | ||
4862 | /** | |
4863 | * Returns a function to use in pseudos for input types | |
4864 | * @param {String} type | |
4865 | */ | |
4866 | function createInputPseudo( type ) { | |
4867 | return function( elem ) { | |
4868 | var name = elem.nodeName.toLowerCase(); | |
4869 | return name === "input" && elem.type === type; | |
4870 | }; | |
4871 | } | |
4872 | ||
4873 | /** | |
4874 | * Returns a function to use in pseudos for buttons | |
4875 | * @param {String} type | |
4876 | */ | |
4877 | function createButtonPseudo( type ) { | |
4878 | return function( elem ) { | |
4879 | var name = elem.nodeName.toLowerCase(); | |
4880 | return (name === "input" || name === "button") && elem.type === type; | |
4881 | }; | |
4882 | } | |
4883 | ||
4884 | /** | |
4885 | * Returns a function to use in pseudos for positionals | |
4886 | * @param {Function} fn | |
4887 | */ | |
4888 | function createPositionalPseudo( fn ) { | |
4889 | return markFunction(function( argument ) { | |
4890 | argument = +argument; | |
4891 | return markFunction(function( seed, matches ) { | |
4892 | var j, | |
4893 | matchIndexes = fn( [], seed.length, argument ), | |
4894 | i = matchIndexes.length; | |
4895 | ||
4896 | while ( i-- ) { | |
4897 | if ( seed[ (j = matchIndexes[i]) ] ) { | |
4898 | seed[j] = !(matches[j] = seed[j]); | |
4899 | } | |
4900 | } | |
4901 | }); | |
4902 | }); | |
4903 | } | |
4904 | ||
4905 | /** | |
4906 | * Checks a node for validity as a Sizzle context | |
4907 | * @param {Element|Object=} context | |
4908 | * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value | |
4909 | */ | |
4910 | function testContext( context ) { | |
4911 | return context && typeof context.getElementsByTagName !== strundefined && context; | |
4912 | } | |
4913 | ||
4914 | support = Sizzle.support = {}; | |
4915 | ||
4916 | /** | |
4917 | * Detects XML nodes | |
4918 | * @param {Element|Object} elem An element or a document | |
4919 | * @returns {Boolean} True iff elem is a non-HTML XML node | |
4920 | */ | |
4921 | isXML = Sizzle.isXML = function( elem ) { | |
4922 | var documentElement = elem && (elem.ownerDocument || elem).documentElement; | |
4923 | return documentElement ? documentElement.nodeName !== "HTML" : false; | |
4924 | }; | |
4925 | ||
4926 | /** | |
4927 | * Sets document-related variables once based on the current document | |
4928 | * @param {Element|Object} [doc] An element or document object to use to set the document | |
4929 | * @returns {Object} Returns the current document | |
4930 | */ | |
4931 | setDocument = Sizzle.setDocument = function( node ) { | |
4932 | var hasCompare, | |
4933 | doc = node ? node.ownerDocument || node : preferredDoc, | |
4934 | parent = doc.defaultView; | |
4935 | ||
4936 | if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { | |
4937 | return document; | |
4938 | } | |
4939 | ||
4940 | document = doc; | |
4941 | docElem = doc.documentElement; | |
4942 | ||
4943 | documentIsHTML = !isXML( doc ); | |
4944 | ||
4945 | if ( parent && parent !== parent.top ) { | |
4946 | if ( parent.addEventListener ) { | |
4947 | parent.addEventListener( "unload", function() { | |
4948 | setDocument(); | |
4949 | }, false ); | |
4950 | } else if ( parent.attachEvent ) { | |
4951 | parent.attachEvent( "onunload", function() { | |
4952 | setDocument(); | |
4953 | }); | |
4954 | } | |
4955 | } | |
4956 | ||
4957 | /* Attributes | |
4958 | ---------------------------------------------------------------------- */ | |
4959 | ||
4960 | support.attributes = assert(function( div ) { | |
4961 | div.className = "i"; | |
4962 | return !div.getAttribute("className"); | |
4963 | }); | |
4964 | ||
4965 | /* getElement(s)By* | |
4966 | ---------------------------------------------------------------------- */ | |
4967 | ||
4968 | support.getElementsByTagName = assert(function( div ) { | |
4969 | div.appendChild( doc.createComment("") ); | |
4970 | return !div.getElementsByTagName("*").length; | |
4971 | }); | |
4972 | ||
4973 | support.getElementsByClassName = rnative.test( doc.getElementsByClassName ) && assert(function( div ) { | |
4974 | div.innerHTML = "<div class='a'></div><div class='a i'></div>"; | |
4975 | ||
4976 | div.firstChild.className = "i"; | |
4977 | return div.getElementsByClassName("i").length === 2; | |
4978 | }); | |
4979 | ||
4980 | support.getById = assert(function( div ) { | |
4981 | docElem.appendChild( div ).id = expando; | |
4982 | return !doc.getElementsByName || !doc.getElementsByName( expando ).length; | |
4983 | }); | |
4984 | ||
4985 | if ( support.getById ) { | |
4986 | Expr.find["ID"] = function( id, context ) { | |
4987 | if ( typeof context.getElementById !== strundefined && documentIsHTML ) { | |
4988 | var m = context.getElementById( id ); | |
4989 | return m && m.parentNode ? [m] : []; | |
4990 | } | |
4991 | }; | |
4992 | Expr.filter["ID"] = function( id ) { | |
4993 | var attrId = id.replace( runescape, funescape ); | |
4994 | return function( elem ) { | |
4995 | return elem.getAttribute("id") === attrId; | |
4996 | }; | |
4997 | }; | |
4998 | } else { | |
4999 | delete Expr.find["ID"]; | |
5000 | ||
5001 | Expr.filter["ID"] = function( id ) { | |
5002 | var attrId = id.replace( runescape, funescape ); | |
5003 | return function( elem ) { | |
5004 | var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id"); | |
5005 | return node && node.value === attrId; | |
5006 | }; | |
5007 | }; | |
5008 | } | |
5009 | ||
5010 | Expr.find["TAG"] = support.getElementsByTagName ? | |
5011 | function( tag, context ) { | |
5012 | if ( typeof context.getElementsByTagName !== strundefined ) { | |
5013 | return context.getElementsByTagName( tag ); | |
5014 | } | |
5015 | } : | |
5016 | function( tag, context ) { | |
5017 | var elem, | |
5018 | tmp = [], | |
5019 | i = 0, | |
5020 | results = context.getElementsByTagName( tag ); | |
5021 | ||
5022 | if ( tag === "*" ) { | |
5023 | while ( (elem = results[i++]) ) { | |
5024 | if ( elem.nodeType === 1 ) { | |
5025 | tmp.push( elem ); | |
5026 | } | |
5027 | } | |
5028 | ||
5029 | return tmp; | |
5030 | } | |
5031 | return results; | |
5032 | }; | |
5033 | ||
5034 | Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { | |
5035 | if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) { | |
5036 | return context.getElementsByClassName( className ); | |
5037 | } | |
5038 | }; | |
5039 | ||
5040 | /* QSA/matchesSelector | |
5041 | ---------------------------------------------------------------------- */ | |
5042 | ||
5043 | ||
5044 | rbuggyMatches = []; | |
5045 | ||
5046 | rbuggyQSA = []; | |
5047 | ||
5048 | if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) { | |
5049 | assert(function( div ) { | |
5050 | div.innerHTML = "<select t=''><option selected=''></option></select>"; | |
5051 | ||
5052 | if ( div.querySelectorAll("[t^='']").length ) { | |
5053 | rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); | |
5054 | } | |
5055 | ||
5056 | if ( !div.querySelectorAll("[selected]").length ) { | |
5057 | rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); | |
5058 | } | |
5059 | ||
5060 | if ( !div.querySelectorAll(":checked").length ) { | |
5061 | rbuggyQSA.push(":checked"); | |
5062 | } | |
5063 | }); | |
5064 | ||
5065 | assert(function( div ) { | |
5066 | var input = doc.createElement("input"); | |
5067 | input.setAttribute( "type", "hidden" ); | |
5068 | div.appendChild( input ).setAttribute( "name", "D" ); | |
5069 | ||
5070 | if ( div.querySelectorAll("[name=d]").length ) { | |
5071 | rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); | |
5072 | } | |
5073 | ||
5074 | if ( !div.querySelectorAll(":enabled").length ) { | |
5075 | rbuggyQSA.push( ":enabled", ":disabled" ); | |
5076 | } | |
5077 | ||
5078 | div.querySelectorAll("*,:x"); | |
5079 | rbuggyQSA.push(",.*:"); | |
5080 | }); | |
5081 | } | |
5082 | ||
5083 | if ( (support.matchesSelector = rnative.test( (matches = docElem.webkitMatchesSelector || | |
5084 | docElem.mozMatchesSelector || | |
5085 | docElem.oMatchesSelector || | |
5086 | docElem.msMatchesSelector) )) ) { | |
5087 | ||
5088 | assert(function( div ) { | |
5089 | support.disconnectedMatch = matches.call( div, "div" ); | |
5090 | ||
5091 | matches.call( div, "[s!='']:x" ); | |
5092 | rbuggyMatches.push( "!=", pseudos ); | |
5093 | }); | |
5094 | } | |
5095 | ||
5096 | rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); | |
5097 | rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); | |
5098 | ||
5099 | /* Contains | |
5100 | ---------------------------------------------------------------------- */ | |
5101 | hasCompare = rnative.test( docElem.compareDocumentPosition ); | |
5102 | ||
5103 | contains = hasCompare || rnative.test( docElem.contains ) ? | |
5104 | function( a, b ) { | |
5105 | var adown = a.nodeType === 9 ? a.documentElement : a, | |
5106 | bup = b && b.parentNode; | |
5107 | return a === bup || !!( bup && bup.nodeType === 1 && ( | |
5108 | adown.contains ? | |
5109 | adown.contains( bup ) : | |
5110 | a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 | |
5111 | )); | |
5112 | } : | |
5113 | function( a, b ) { | |
5114 | if ( b ) { | |
5115 | while ( (b = b.parentNode) ) { | |
5116 | if ( b === a ) { | |
5117 | return true; | |
5118 | } | |
5119 | } | |
5120 | } | |
5121 | return false; | |
5122 | }; | |
5123 | ||
5124 | /* Sorting | |
5125 | ---------------------------------------------------------------------- */ | |
5126 | ||
5127 | sortOrder = hasCompare ? | |
5128 | function( a, b ) { | |
5129 | ||
5130 | if ( a === b ) { | |
5131 | hasDuplicate = true; | |
5132 | return 0; | |
5133 | } | |
5134 | ||
5135 | var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; | |
5136 | if ( compare ) { | |
5137 | return compare; | |
5138 | } | |
5139 | ||
5140 | compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? | |
5141 | a.compareDocumentPosition( b ) : | |
5142 | ||
5143 | 1; | |
5144 | ||
5145 | if ( compare & 1 || | |
5146 | (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { | |
5147 | ||
5148 | if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { | |
5149 | return -1; | |
5150 | } | |
5151 | if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { | |
5152 | return 1; | |
5153 | } | |
5154 | ||
5155 | return sortInput ? | |
5156 | ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : | |
5157 | 0; | |
5158 | } | |
5159 | ||
5160 | return compare & 4 ? -1 : 1; | |
5161 | } : | |
5162 | function( a, b ) { | |
5163 | if ( a === b ) { | |
5164 | hasDuplicate = true; | |
5165 | return 0; | |
5166 | } | |
5167 | ||
5168 | var cur, | |
5169 | i = 0, | |
5170 | aup = a.parentNode, | |
5171 | bup = b.parentNode, | |
5172 | ap = [ a ], | |
5173 | bp = [ b ]; | |
5174 | ||
5175 | if ( !aup || !bup ) { | |
5176 | return a === doc ? -1 : | |
5177 | b === doc ? 1 : | |
5178 | aup ? -1 : | |
5179 | bup ? 1 : | |
5180 | sortInput ? | |
5181 | ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : | |
5182 | 0; | |
5183 | ||
5184 | } else if ( aup === bup ) { | |
5185 | return siblingCheck( a, b ); | |
5186 | } | |
5187 | ||
5188 | cur = a; | |
5189 | while ( (cur = cur.parentNode) ) { | |
5190 | ap.unshift( cur ); | |
5191 | } | |
5192 | cur = b; | |
5193 | while ( (cur = cur.parentNode) ) { | |
5194 | bp.unshift( cur ); | |
5195 | } | |
5196 | ||
5197 | while ( ap[i] === bp[i] ) { | |
5198 | i++; | |
5199 | } | |
5200 | ||
5201 | return i ? | |
5202 | siblingCheck( ap[i], bp[i] ) : | |
5203 | ||
5204 | ap[i] === preferredDoc ? -1 : | |
5205 | bp[i] === preferredDoc ? 1 : | |
5206 | 0; | |
5207 | }; | |
5208 | ||
5209 | return doc; | |
5210 | }; | |
5211 | ||
5212 | Sizzle.matches = function( expr, elements ) { | |
5213 | return Sizzle( expr, null, null, elements ); | |
5214 | }; | |
5215 | ||
5216 | Sizzle.matchesSelector = function( elem, expr ) { | |
5217 | if ( ( elem.ownerDocument || elem ) !== document ) { | |
5218 | setDocument( elem ); | |
5219 | } | |
5220 | ||
5221 | expr = expr.replace( rattributeQuotes, "='$1']" ); | |
5222 | ||
5223 | if ( support.matchesSelector && documentIsHTML && | |
5224 | ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && | |
5225 | ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { | |
5226 | ||
5227 | try { | |
5228 | var ret = matches.call( elem, expr ); | |
5229 | ||
5230 | if ( ret || support.disconnectedMatch || | |
5231 | elem.document && elem.document.nodeType !== 11 ) { | |
5232 | return ret; | |
5233 | } | |
5234 | } catch(e) {} | |
5235 | } | |
5236 | ||
5237 | return Sizzle( expr, document, null, [elem] ).length > 0; | |
5238 | }; | |
5239 | ||
5240 | Sizzle.contains = function( context, elem ) { | |
5241 | if ( ( context.ownerDocument || context ) !== document ) { | |
5242 | setDocument( context ); | |
5243 | } | |
5244 | return contains( context, elem ); | |
5245 | }; | |
5246 | ||
5247 | Sizzle.attr = function( elem, name ) { | |
5248 | if ( ( elem.ownerDocument || elem ) !== document ) { | |
5249 | setDocument( elem ); | |
5250 | } | |
5251 | ||
5252 | var fn = Expr.attrHandle[ name.toLowerCase() ], | |
5253 | val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? | |
5254 | fn( elem, name, !documentIsHTML ) : | |
5255 | undefined; | |
5256 | ||
5257 | return val !== undefined ? | |
5258 | val : | |
5259 | support.attributes || !documentIsHTML ? | |
5260 | elem.getAttribute( name ) : | |
5261 | (val = elem.getAttributeNode(name)) && val.specified ? | |
5262 | val.value : | |
5263 | null; | |
5264 | }; | |
5265 | ||
5266 | Sizzle.error = function( msg ) { | |
5267 | throw new Error( "Syntax error, unrecognized expression: " + msg ); | |
5268 | }; | |
5269 | ||
5270 | /** | |
5271 | * Document sorting and removing duplicates | |
5272 | * @param {ArrayLike} results | |
5273 | */ | |
5274 | Sizzle.uniqueSort = function( results ) { | |
5275 | var elem, | |
5276 | duplicates = [], | |
5277 | j = 0, | |
5278 | i = 0; | |
5279 | ||
5280 | hasDuplicate = !support.detectDuplicates; | |
5281 | sortInput = !support.sortStable && results.slice( 0 ); | |
5282 | results.sort( sortOrder ); | |
5283 | ||
5284 | if ( hasDuplicate ) { | |
5285 | while ( (elem = results[i++]) ) { | |
5286 | if ( elem === results[ i ] ) { | |
5287 | j = duplicates.push( i ); | |
5288 | } | |
5289 | } | |
5290 | while ( j-- ) { | |
5291 | results.splice( duplicates[ j ], 1 ); | |
5292 | } | |
5293 | } | |
5294 | ||
5295 | sortInput = null; | |
5296 | ||
5297 | return results; | |
5298 | }; | |
5299 | ||
5300 | /** | |
5301 | * Utility function for retrieving the text value of an array of DOM nodes | |
5302 | * @param {Array|Element} elem | |
5303 | */ | |
5304 | getText = Sizzle.getText = function( elem ) { | |
5305 | var node, | |
5306 | ret = "", | |
5307 | i = 0, | |
5308 | nodeType = elem.nodeType; | |
5309 | ||
5310 | if ( !nodeType ) { | |
5311 | while ( (node = elem[i++]) ) { | |
5312 | ret += getText( node ); | |
5313 | } | |
5314 | } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { | |
5315 | if ( typeof elem.textContent === "string" ) { | |
5316 | return elem.textContent; | |
5317 | } else { | |
5318 | for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { | |
5319 | ret += getText( elem ); | |
5320 | } | |
5321 | } | |
5322 | } else if ( nodeType === 3 || nodeType === 4 ) { | |
5323 | return elem.nodeValue; | |
5324 | } | |
5325 | ||
5326 | return ret; | |
5327 | }; | |
5328 | ||
5329 | Expr = Sizzle.selectors = { | |
5330 | ||
5331 | cacheLength: 50, | |
5332 | ||
5333 | createPseudo: markFunction, | |
5334 | ||
5335 | match: matchExpr, | |
5336 | ||
5337 | attrHandle: {}, | |
5338 | ||
5339 | find: {}, | |
5340 | ||
5341 | relative: { | |
5342 | ">": { dir: "parentNode", first: true }, | |
5343 | " ": { dir: "parentNode" }, | |
5344 | "+": { dir: "previousSibling", first: true }, | |
5345 | "~": { dir: "previousSibling" } | |
5346 | }, | |
5347 | ||
5348 | preFilter: { | |
5349 | "ATTR": function( match ) { | |
5350 | match[1] = match[1].replace( runescape, funescape ); | |
5351 | ||
5352 | match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape ); | |
5353 | ||
5354 | if ( match[2] === "~=" ) { | |
5355 | match[3] = " " + match[3] + " "; | |
5356 | } | |
5357 | ||
5358 | return match.slice( 0, 4 ); | |
5359 | }, | |
5360 | ||
5361 | "CHILD": function( match ) { | |
5362 | /* matches from matchExpr["CHILD"] | |
5363 | 1 type (only|nth|...) | |
5364 | 2 what (child|of-type) | |
5365 | 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) | |
5366 | 4 xn-component of xn+y argument ([+-]?\d*n|) | |
5367 | 5 sign of xn-component | |
5368 | 6 x of xn-component | |
5369 | 7 sign of y-component | |
5370 | 8 y of y-component | |
5371 | */ | |
5372 | match[1] = match[1].toLowerCase(); | |
5373 | ||
5374 | if ( match[1].slice( 0, 3 ) === "nth" ) { | |
5375 | if ( !match[3] ) { | |
5376 | Sizzle.error( match[0] ); | |
5377 | } | |
5378 | ||
5379 | match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); | |
5380 | match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); | |
5381 | ||
5382 | } else if ( match[3] ) { | |
5383 | Sizzle.error( match[0] ); | |
5384 | } | |
5385 | ||
5386 | return match; | |
5387 | }, | |
5388 | ||
5389 | "PSEUDO": function( match ) { | |
5390 | var excess, | |
5391 | unquoted = !match[5] && match[2]; | |
5392 | ||
5393 | if ( matchExpr["CHILD"].test( match[0] ) ) { | |
5394 | return null; | |
5395 | } | |
5396 | ||
5397 | if ( match[3] && match[4] !== undefined ) { | |
5398 | match[2] = match[4]; | |
5399 | ||
5400 | } else if ( unquoted && rpseudo.test( unquoted ) && | |
5401 | (excess = tokenize( unquoted, true )) && | |
5402 | (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { | |
5403 | ||
5404 | match[0] = match[0].slice( 0, excess ); | |
5405 | match[2] = unquoted.slice( 0, excess ); | |
5406 | } | |
5407 | ||
5408 | return match.slice( 0, 3 ); | |
5409 | } | |
5410 | }, | |
5411 | ||
5412 | filter: { | |
5413 | ||
5414 | "TAG": function( nodeNameSelector ) { | |
5415 | var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); | |
5416 | return nodeNameSelector === "*" ? | |
5417 | function() { return true; } : | |
5418 | function( elem ) { | |
5419 | return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; | |
5420 | }; | |
5421 | }, | |
5422 | ||
5423 | "CLASS": function( className ) { | |
5424 | var pattern = classCache[ className + " " ]; | |
5425 | ||
5426 | return pattern || | |
5427 | (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && | |
5428 | classCache( className, function( elem ) { | |
5429 | return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" ); | |
5430 | }); | |
5431 | }, | |
5432 | ||
5433 | "ATTR": function( name, operator, check ) { | |
5434 | return function( elem ) { | |
5435 | var result = Sizzle.attr( elem, name ); | |
5436 | ||
5437 | if ( result == null ) { | |
5438 | return operator === "!="; | |
5439 | } | |
5440 | if ( !operator ) { | |
5441 | return true; | |
5442 | } | |
5443 | ||
5444 | result += ""; | |
5445 | ||
5446 | return operator === "=" ? result === check : | |
5447 | operator === "!=" ? result !== check : | |
5448 | operator === "^=" ? check && result.indexOf( check ) === 0 : | |
5449 | operator === "*=" ? check && result.indexOf( check ) > -1 : | |
5450 | operator === "$=" ? check && result.slice( -check.length ) === check : | |
5451 | operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 : | |
5452 | operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : | |
5453 | false; | |
5454 | }; | |
5455 | }, | |
5456 | ||
5457 | "CHILD": function( type, what, argument, first, last ) { | |
5458 | var simple = type.slice( 0, 3 ) !== "nth", | |
5459 | forward = type.slice( -4 ) !== "last", | |
5460 | ofType = what === "of-type"; | |
5461 | ||
5462 | return first === 1 && last === 0 ? | |
5463 | ||
5464 | function( elem ) { | |
5465 | return !!elem.parentNode; | |
5466 | } : | |
5467 | ||
5468 | function( elem, context, xml ) { | |
5469 | var cache, outerCache, node, diff, nodeIndex, start, | |
5470 | dir = simple !== forward ? "nextSibling" : "previousSibling", | |
5471 | parent = elem.parentNode, | |
5472 | name = ofType && elem.nodeName.toLowerCase(), | |
5473 | useCache = !xml && !ofType; | |
5474 | ||
5475 | if ( parent ) { | |
5476 | ||
5477 | if ( simple ) { | |
5478 | while ( dir ) { | |
5479 | node = elem; | |
5480 | while ( (node = node[ dir ]) ) { | |
5481 | if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { | |
5482 | return false; | |
5483 | } | |
5484 | } | |
5485 | start = dir = type === "only" && !start && "nextSibling"; | |
5486 | } | |
5487 | return true; | |
5488 | } | |
5489 | ||
5490 | start = [ forward ? parent.firstChild : parent.lastChild ]; | |
5491 | ||
5492 | if ( forward && useCache ) { | |
5493 | outerCache = parent[ expando ] || (parent[ expando ] = {}); | |
5494 | cache = outerCache[ type ] || []; | |
5495 | nodeIndex = cache[0] === dirruns && cache[1]; | |
5496 | diff = cache[0] === dirruns && cache[2]; | |
5497 | node = nodeIndex && parent.childNodes[ nodeIndex ]; | |
5498 | ||
5499 | while ( (node = ++nodeIndex && node && node[ dir ] || | |
5500 | ||
5501 | (diff = nodeIndex = 0) || start.pop()) ) { | |
5502 | ||
5503 | if ( node.nodeType === 1 && ++diff && node === elem ) { | |
5504 | outerCache[ type ] = [ dirruns, nodeIndex, diff ]; | |
5505 | break; | |
5506 | } | |
5507 | } | |
5508 | ||
5509 | } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { | |
5510 | diff = cache[1]; | |
5511 | ||
5512 | } else { | |
5513 | while ( (node = ++nodeIndex && node && node[ dir ] || | |
5514 | (diff = nodeIndex = 0) || start.pop()) ) { | |
5515 | ||
5516 | if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { | |
5517 | if ( useCache ) { | |
5518 | (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; | |
5519 | } | |
5520 | ||
5521 | if ( node === elem ) { | |
5522 | break; | |
5523 | } | |
5524 | } | |
5525 | } | |
5526 | } | |
5527 | ||
5528 | diff -= last; | |
5529 | return diff === first || ( diff % first === 0 && diff / first >= 0 ); | |
5530 | } | |
5531 | }; | |
5532 | }, | |
5533 | ||
5534 | "PSEUDO": function( pseudo, argument ) { | |
5535 | var args, | |
5536 | fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || | |
5537 | Sizzle.error( "unsupported pseudo: " + pseudo ); | |
5538 | ||
5539 | if ( fn[ expando ] ) { | |
5540 | return fn( argument ); | |
5541 | } | |
5542 | ||
5543 | if ( fn.length > 1 ) { | |
5544 | args = [ pseudo, pseudo, "", argument ]; | |
5545 | return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? | |
5546 | markFunction(function( seed, matches ) { | |
5547 | var idx, | |
5548 | matched = fn( seed, argument ), | |
5549 | i = matched.length; | |
5550 | while ( i-- ) { | |
5551 | idx = indexOf.call( seed, matched[i] ); | |
5552 | seed[ idx ] = !( matches[ idx ] = matched[i] ); | |
5553 | } | |
5554 | }) : | |
5555 | function( elem ) { | |
5556 | return fn( elem, 0, args ); | |
5557 | }; | |
5558 | } | |
5559 | ||
5560 | return fn; | |
5561 | } | |
5562 | }, | |
5563 | ||
5564 | pseudos: { | |
5565 | "not": markFunction(function( selector ) { | |
5566 | var input = [], | |
5567 | results = [], | |
5568 | matcher = compile( selector.replace( rtrim, "$1" ) ); | |
5569 | ||
5570 | return matcher[ expando ] ? | |
5571 | markFunction(function( seed, matches, context, xml ) { | |
5572 | var elem, | |
5573 | unmatched = matcher( seed, null, xml, [] ), | |
5574 | i = seed.length; | |
5575 | ||
5576 | while ( i-- ) { | |
5577 | if ( (elem = unmatched[i]) ) { | |
5578 | seed[i] = !(matches[i] = elem); | |
5579 | } | |
5580 | } | |
5581 | }) : | |
5582 | function( elem, context, xml ) { | |
5583 | input[0] = elem; | |
5584 | matcher( input, null, xml, results ); | |
5585 | return !results.pop(); | |
5586 | }; | |
5587 | }), | |
5588 | ||
5589 | "has": markFunction(function( selector ) { | |
5590 | return function( elem ) { | |
5591 | return Sizzle( selector, elem ).length > 0; | |
5592 | }; | |
5593 | }), | |
5594 | ||
5595 | "contains": markFunction(function( text ) { | |
5596 | return function( elem ) { | |
5597 | return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; | |
5598 | }; | |
5599 | }), | |
5600 | ||
5601 | "lang": markFunction( function( lang ) { | |
5602 | if ( !ridentifier.test(lang || "") ) { | |
5603 | Sizzle.error( "unsupported lang: " + lang ); | |
5604 | } | |
5605 | lang = lang.replace( runescape, funescape ).toLowerCase(); | |
5606 | return function( elem ) { | |
5607 | var elemLang; | |
5608 | do { | |
5609 | if ( (elemLang = documentIsHTML ? | |
5610 | elem.lang : | |
5611 | elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { | |
5612 | ||
5613 | elemLang = elemLang.toLowerCase(); | |
5614 | return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; | |
5615 | } | |
5616 | } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); | |
5617 | return false; | |
5618 | }; | |
5619 | }), | |
5620 | ||
5621 | "target": function( elem ) { | |
5622 | var hash = window.location && window.location.hash; | |
5623 | return hash && hash.slice( 1 ) === elem.id; | |
5624 | }, | |
5625 | ||
5626 | "root": function( elem ) { | |
5627 | return elem === docElem; | |
5628 | }, | |
5629 | ||
5630 | "focus": function( elem ) { | |
5631 | return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); | |
5632 | }, | |
5633 | ||
5634 | "enabled": function( elem ) { | |
5635 | return elem.disabled === false; | |
5636 | }, | |
5637 | ||
5638 | "disabled": function( elem ) { | |
5639 | return elem.disabled === true; | |
5640 | }, | |
5641 | ||
5642 | "checked": function( elem ) { | |
5643 | var nodeName = elem.nodeName.toLowerCase(); | |
5644 | return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); | |
5645 | }, | |
5646 | ||
5647 | "selected": function( elem ) { | |
5648 | if ( elem.parentNode ) { | |
5649 | elem.parentNode.selectedIndex; | |
5650 | } | |
5651 | ||
5652 | return elem.selected === true; | |
5653 | }, | |
5654 | ||
5655 | "empty": function( elem ) { | |
5656 | for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { | |
5657 | if ( elem.nodeType < 6 ) { | |
5658 | return false; | |
5659 | } | |
5660 | } | |
5661 | return true; | |
5662 | }, | |
5663 | ||
5664 | "parent": function( elem ) { | |
5665 | return !Expr.pseudos["empty"]( elem ); | |
5666 | }, | |
5667 | ||
5668 | "header": function( elem ) { | |
5669 | return rheader.test( elem.nodeName ); | |
5670 | }, | |
5671 | ||
5672 | "input": function( elem ) { | |
5673 | return rinputs.test( elem.nodeName ); | |
5674 | }, | |
5675 | ||
5676 | "button": function( elem ) { | |
5677 | var name = elem.nodeName.toLowerCase(); | |
5678 | return name === "input" && elem.type === "button" || name === "button"; | |
5679 | }, | |
5680 | ||
5681 | "text": function( elem ) { | |
5682 | var attr; | |
5683 | return elem.nodeName.toLowerCase() === "input" && | |
5684 | elem.type === "text" && | |
5685 | ||
5686 | ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); | |
5687 | }, | |
5688 | ||
5689 | "first": createPositionalPseudo(function() { | |
5690 | return [ 0 ]; | |
5691 | }), | |
5692 | ||
5693 | "last": createPositionalPseudo(function( matchIndexes, length ) { | |
5694 | return [ length - 1 ]; | |
5695 | }), | |
5696 | ||
5697 | "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { | |
5698 | return [ argument < 0 ? argument + length : argument ]; | |
5699 | }), | |
5700 | ||
5701 | "even": createPositionalPseudo(function( matchIndexes, length ) { | |
5702 | var i = 0; | |
5703 | for ( ; i < length; i += 2 ) { | |
5704 | matchIndexes.push( i ); | |
5705 | } | |
5706 | return matchIndexes; | |
5707 | }), | |
5708 | ||
5709 | "odd": createPositionalPseudo(function( matchIndexes, length ) { | |
5710 | var i = 1; | |
5711 | for ( ; i < length; i += 2 ) { | |
5712 | matchIndexes.push( i ); | |
5713 | } | |
5714 | return matchIndexes; | |
5715 | }), | |
5716 | ||
5717 | "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { | |
5718 | var i = argument < 0 ? argument + length : argument; | |
5719 | for ( ; --i >= 0; ) { | |
5720 | matchIndexes.push( i ); | |
5721 | } | |
5722 | return matchIndexes; | |
5723 | }), | |
5724 | ||
5725 | "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { | |
5726 | var i = argument < 0 ? argument + length : argument; | |
5727 | for ( ; ++i < length; ) { | |
5728 | matchIndexes.push( i ); | |
5729 | } | |
5730 | return matchIndexes; | |
5731 | }) | |
5732 | } | |
5733 | }; | |
5734 | ||
5735 | Expr.pseudos["nth"] = Expr.pseudos["eq"]; | |
5736 | ||
5737 | for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { | |
5738 | Expr.pseudos[ i ] = createInputPseudo( i ); | |
5739 | } | |
5740 | for ( i in { submit: true, reset: true } ) { | |
5741 | Expr.pseudos[ i ] = createButtonPseudo( i ); | |
5742 | } | |
5743 | ||
5744 | function setFilters() {} | |
5745 | setFilters.prototype = Expr.filters = Expr.pseudos; | |
5746 | Expr.setFilters = new setFilters(); | |
5747 | ||
5748 | function tokenize( selector, parseOnly ) { | |
5749 | var matched, match, tokens, type, | |
5750 | soFar, groups, preFilters, | |
5751 | cached = tokenCache[ selector + " " ]; | |
5752 | ||
5753 | if ( cached ) { | |
5754 | return parseOnly ? 0 : cached.slice( 0 ); | |
5755 | } | |
5756 | ||
5757 | soFar = selector; | |
5758 | groups = []; | |
5759 | preFilters = Expr.preFilter; | |
5760 | ||
5761 | while ( soFar ) { | |
5762 | ||
5763 | if ( !matched || (match = rcomma.exec( soFar )) ) { | |
5764 | if ( match ) { | |
5765 | soFar = soFar.slice( match[0].length ) || soFar; | |
5766 | } | |
5767 | groups.push( (tokens = []) ); | |
5768 | } | |
5769 | ||
5770 | matched = false; | |
5771 | ||
5772 | if ( (match = rcombinators.exec( soFar )) ) { | |
5773 | matched = match.shift(); | |
5774 | tokens.push({ | |
5775 | value: matched, | |
5776 | type: match[0].replace( rtrim, " " ) | |
5777 | }); | |
5778 | soFar = soFar.slice( matched.length ); | |
5779 | } | |
5780 | ||
5781 | for ( type in Expr.filter ) { | |
5782 | if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || | |
5783 | (match = preFilters[ type ]( match ))) ) { | |
5784 | matched = match.shift(); | |
5785 | tokens.push({ | |
5786 | value: matched, | |
5787 | type: type, | |
5788 | matches: match | |
5789 | }); | |
5790 | soFar = soFar.slice( matched.length ); | |
5791 | } | |
5792 | } | |
5793 | ||
5794 | if ( !matched ) { | |
5795 | break; | |
5796 | } | |
5797 | } | |
5798 | ||
5799 | return parseOnly ? | |
5800 | soFar.length : | |
5801 | soFar ? | |
5802 | Sizzle.error( selector ) : | |
5803 | tokenCache( selector, groups ).slice( 0 ); | |
5804 | } | |
5805 | ||
5806 | function toSelector( tokens ) { | |
5807 | var i = 0, | |
5808 | len = tokens.length, | |
5809 | selector = ""; | |
5810 | for ( ; i < len; i++ ) { | |
5811 | selector += tokens[i].value; | |
5812 | } | |
5813 | return selector; | |
5814 | } | |
5815 | ||
5816 | function addCombinator( matcher, combinator, base ) { | |
5817 | var dir = combinator.dir, | |
5818 | checkNonElements = base && dir === "parentNode", | |
5819 | doneName = done++; | |
5820 | ||
5821 | return combinator.first ? | |
5822 | function( elem, context, xml ) { | |
5823 | while ( (elem = elem[ dir ]) ) { | |
5824 | if ( elem.nodeType === 1 || checkNonElements ) { | |
5825 | return matcher( elem, context, xml ); | |
5826 | } | |
5827 | } | |
5828 | } : | |
5829 | ||
5830 | function( elem, context, xml ) { | |
5831 | var oldCache, outerCache, | |
5832 | newCache = [ dirruns, doneName ]; | |
5833 | ||
5834 | if ( xml ) { | |
5835 | while ( (elem = elem[ dir ]) ) { | |
5836 | if ( elem.nodeType === 1 || checkNonElements ) { | |
5837 | if ( matcher( elem, context, xml ) ) { | |
5838 | return true; | |
5839 | } | |
5840 | } | |
5841 | } | |
5842 | } else { | |
5843 | while ( (elem = elem[ dir ]) ) { | |
5844 | if ( elem.nodeType === 1 || checkNonElements ) { | |
5845 | outerCache = elem[ expando ] || (elem[ expando ] = {}); | |
5846 | if ( (oldCache = outerCache[ dir ]) && | |
5847 | oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { | |
5848 | ||
5849 | return (newCache[ 2 ] = oldCache[ 2 ]); | |
5850 | } else { | |
5851 | outerCache[ dir ] = newCache; | |
5852 | ||
5853 | if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { | |
5854 | return true; | |
5855 | } | |
5856 | } | |
5857 | } | |
5858 | } | |
5859 | } | |
5860 | }; | |
5861 | } | |
5862 | ||
5863 | function elementMatcher( matchers ) { | |
5864 | return matchers.length > 1 ? | |
5865 | function( elem, context, xml ) { | |
5866 | var i = matchers.length; | |
5867 | while ( i-- ) { | |
5868 | if ( !matchers[i]( elem, context, xml ) ) { | |
5869 | return false; | |
5870 | } | |
5871 | } | |
5872 | return true; | |
5873 | } : | |
5874 | matchers[0]; | |
5875 | } | |
5876 | ||
5877 | function multipleContexts( selector, contexts, results ) { | |
5878 | var i = 0, | |
5879 | len = contexts.length; | |
5880 | for ( ; i < len; i++ ) { | |
5881 | Sizzle( selector, contexts[i], results ); | |
5882 | } | |
5883 | return results; | |
5884 | } | |
5885 | ||
5886 | function condense( unmatched, map, filter, context, xml ) { | |
5887 | var elem, | |
5888 | newUnmatched = [], | |
5889 | i = 0, | |
5890 | len = unmatched.length, | |
5891 | mapped = map != null; | |
5892 | ||
5893 | for ( ; i < len; i++ ) { | |
5894 | if ( (elem = unmatched[i]) ) { | |
5895 | if ( !filter || filter( elem, context, xml ) ) { | |
5896 | newUnmatched.push( elem ); | |
5897 | if ( mapped ) { | |
5898 | map.push( i ); | |
5899 | } | |
5900 | } | |
5901 | } | |
5902 | } | |
5903 | ||
5904 | return newUnmatched; | |
5905 | } | |
5906 | ||
5907 | function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { | |
5908 | if ( postFilter && !postFilter[ expando ] ) { | |
5909 | postFilter = setMatcher( postFilter ); | |
5910 | } | |
5911 | if ( postFinder && !postFinder[ expando ] ) { | |
5912 | postFinder = setMatcher( postFinder, postSelector ); | |
5913 | } | |
5914 | return markFunction(function( seed, results, context, xml ) { | |
5915 | var temp, i, elem, | |
5916 | preMap = [], | |
5917 | postMap = [], | |
5918 | preexisting = results.length, | |
5919 | ||
5920 | elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), | |
5921 | ||
5922 | matcherIn = preFilter && ( seed || !selector ) ? | |
5923 | condense( elems, preMap, preFilter, context, xml ) : | |
5924 | elems, | |
5925 | ||
5926 | matcherOut = matcher ? | |
5927 | postFinder || ( seed ? preFilter : preexisting || postFilter ) ? | |
5928 | ||
5929 | [] : | |
5930 | ||
5931 | results : | |
5932 | matcherIn; | |
5933 | ||
5934 | if ( matcher ) { | |
5935 | matcher( matcherIn, matcherOut, context, xml ); | |
5936 | } | |
5937 | ||
5938 | if ( postFilter ) { | |
5939 | temp = condense( matcherOut, postMap ); | |
5940 | postFilter( temp, [], context, xml ); | |
5941 | ||
5942 | i = temp.length; | |
5943 | while ( i-- ) { | |
5944 | if ( (elem = temp[i]) ) { | |
5945 | matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); | |
5946 | } | |
5947 | } | |
5948 | } | |
5949 | ||
5950 | if ( seed ) { | |
5951 | if ( postFinder || preFilter ) { | |
5952 | if ( postFinder ) { | |
5953 | temp = []; | |
5954 | i = matcherOut.length; | |
5955 | while ( i-- ) { | |
5956 | if ( (elem = matcherOut[i]) ) { | |
5957 | temp.push( (matcherIn[i] = elem) ); | |
5958 | } | |
5959 | } | |
5960 | postFinder( null, (matcherOut = []), temp, xml ); | |
5961 | } | |
5962 | ||
5963 | i = matcherOut.length; | |
5964 | while ( i-- ) { | |
5965 | if ( (elem = matcherOut[i]) && | |
5966 | (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) { | |
5967 | ||
5968 | seed[temp] = !(results[temp] = elem); | |
5969 | } | |
5970 | } | |
5971 | } | |
5972 | ||
5973 | } else { | |
5974 | matcherOut = condense( | |
5975 | matcherOut === results ? | |
5976 | matcherOut.splice( preexisting, matcherOut.length ) : | |
5977 | matcherOut | |
5978 | ); | |
5979 | if ( postFinder ) { | |
5980 | postFinder( null, results, matcherOut, xml ); | |
5981 | } else { | |
5982 | push.apply( results, matcherOut ); | |
5983 | } | |
5984 | } | |
5985 | }); | |
5986 | } | |
5987 | ||
5988 | function matcherFromTokens( tokens ) { | |
5989 | var checkContext, matcher, j, | |
5990 | len = tokens.length, | |
5991 | leadingRelative = Expr.relative[ tokens[0].type ], | |
5992 | implicitRelative = leadingRelative || Expr.relative[" "], | |
5993 | i = leadingRelative ? 1 : 0, | |
5994 | ||
5995 | matchContext = addCombinator( function( elem ) { | |
5996 | return elem === checkContext; | |
5997 | }, implicitRelative, true ), | |
5998 | matchAnyContext = addCombinator( function( elem ) { | |
5999 | return indexOf.call( checkContext, elem ) > -1; | |
6000 | }, implicitRelative, true ), | |
6001 | matchers = [ function( elem, context, xml ) { | |
6002 | return ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( | |
6003 | (checkContext = context).nodeType ? | |
6004 | matchContext( elem, context, xml ) : | |
6005 | matchAnyContext( elem, context, xml ) ); | |
6006 | } ]; | |
6007 | ||
6008 | for ( ; i < len; i++ ) { | |
6009 | if ( (matcher = Expr.relative[ tokens[i].type ]) ) { | |
6010 | matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; | |
6011 | } else { | |
6012 | matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); | |
6013 | ||
6014 | if ( matcher[ expando ] ) { | |
6015 | j = ++i; | |
6016 | for ( ; j < len; j++ ) { | |
6017 | if ( Expr.relative[ tokens[j].type ] ) { | |
6018 | break; | |
6019 | } | |
6020 | } | |
6021 | return setMatcher( | |
6022 | i > 1 && elementMatcher( matchers ), | |
6023 | i > 1 && toSelector( | |
6024 | tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) | |
6025 | ).replace( rtrim, "$1" ), | |
6026 | matcher, | |
6027 | i < j && matcherFromTokens( tokens.slice( i, j ) ), | |
6028 | j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), | |
6029 | j < len && toSelector( tokens ) | |
6030 | ); | |
6031 | } | |
6032 | matchers.push( matcher ); | |
6033 | } | |
6034 | } | |
6035 | ||
6036 | return elementMatcher( matchers ); | |
6037 | } | |
6038 | ||
6039 | function matcherFromGroupMatchers( elementMatchers, setMatchers ) { | |
6040 | var bySet = setMatchers.length > 0, | |
6041 | byElement = elementMatchers.length > 0, | |
6042 | superMatcher = function( seed, context, xml, results, outermost ) { | |
6043 | var elem, j, matcher, | |
6044 | matchedCount = 0, | |
6045 | i = "0", | |
6046 | unmatched = seed && [], | |
6047 | setMatched = [], | |
6048 | contextBackup = outermostContext, | |
6049 | elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), | |
6050 | dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), | |
6051 | len = elems.length; | |
6052 | ||
6053 | if ( outermost ) { | |
6054 | outermostContext = context !== document && context; | |
6055 | } | |
6056 | ||
6057 | for ( ; i !== len && (elem = elems[i]) != null; i++ ) { | |
6058 | if ( byElement && elem ) { | |
6059 | j = 0; | |
6060 | while ( (matcher = elementMatchers[j++]) ) { | |
6061 | if ( matcher( elem, context, xml ) ) { | |
6062 | results.push( elem ); | |
6063 | break; | |
6064 | } | |
6065 | } | |
6066 | if ( outermost ) { | |
6067 | dirruns = dirrunsUnique; | |
6068 | } | |
6069 | } | |
6070 | ||
6071 | if ( bySet ) { | |
6072 | if ( (elem = !matcher && elem) ) { | |
6073 | matchedCount--; | |
6074 | } | |
6075 | ||
6076 | if ( seed ) { | |
6077 | unmatched.push( elem ); | |
6078 | } | |
6079 | } | |
6080 | } | |
6081 | ||
6082 | matchedCount += i; | |
6083 | if ( bySet && i !== matchedCount ) { | |
6084 | j = 0; | |
6085 | while ( (matcher = setMatchers[j++]) ) { | |
6086 | matcher( unmatched, setMatched, context, xml ); | |
6087 | } | |
6088 | ||
6089 | if ( seed ) { | |
6090 | if ( matchedCount > 0 ) { | |
6091 | while ( i-- ) { | |
6092 | if ( !(unmatched[i] || setMatched[i]) ) { | |
6093 | setMatched[i] = pop.call( results ); | |
6094 | } | |
6095 | } | |
6096 | } | |
6097 | ||
6098 | setMatched = condense( setMatched ); | |
6099 | } | |
6100 | ||
6101 | push.apply( results, setMatched ); | |
6102 | ||
6103 | if ( outermost && !seed && setMatched.length > 0 && | |
6104 | ( matchedCount + setMatchers.length ) > 1 ) { | |
6105 | ||
6106 | Sizzle.uniqueSort( results ); | |
6107 | } | |
6108 | } | |
6109 | ||
6110 | if ( outermost ) { | |
6111 | dirruns = dirrunsUnique; | |
6112 | outermostContext = contextBackup; | |
6113 | } | |
6114 | ||
6115 | return unmatched; | |
6116 | }; | |
6117 | ||
6118 | return bySet ? | |
6119 | markFunction( superMatcher ) : | |
6120 | superMatcher; | |
6121 | } | |
6122 | ||
6123 | compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { | |
6124 | var i, | |
6125 | setMatchers = [], | |
6126 | elementMatchers = [], | |
6127 | cached = compilerCache[ selector + " " ]; | |
6128 | ||
6129 | if ( !cached ) { | |
6130 | if ( !match ) { | |
6131 | match = tokenize( selector ); | |
6132 | } | |
6133 | i = match.length; | |
6134 | while ( i-- ) { | |
6135 | cached = matcherFromTokens( match[i] ); | |
6136 | if ( cached[ expando ] ) { | |
6137 | setMatchers.push( cached ); | |
6138 | } else { | |
6139 | elementMatchers.push( cached ); | |
6140 | } | |
6141 | } | |
6142 | ||
6143 | cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); | |
6144 | ||
6145 | cached.selector = selector; | |
6146 | } | |
6147 | return cached; | |
6148 | }; | |
6149 | ||
6150 | /** | |
6151 | * A low-level selection function that works with Sizzle's compiled | |
6152 | * selector functions | |
6153 | * @param {String|Function} selector A selector or a pre-compiled | |
6154 | * selector function built with Sizzle.compile | |
6155 | * @param {Element} context | |
6156 | * @param {Array} [results] | |
6157 | * @param {Array} [seed] A set of elements to match against | |
6158 | */ | |
6159 | select = Sizzle.select = function( selector, context, results, seed ) { | |
6160 | var i, tokens, token, type, find, | |
6161 | compiled = typeof selector === "function" && selector, | |
6162 | match = !seed && tokenize( (selector = compiled.selector || selector) ); | |
6163 | ||
6164 | results = results || []; | |
6165 | ||
6166 | if ( match.length === 1 ) { | |
6167 | ||
6168 | tokens = match[0] = match[0].slice( 0 ); | |
6169 | if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && | |
6170 | support.getById && context.nodeType === 9 && documentIsHTML && | |
6171 | Expr.relative[ tokens[1].type ] ) { | |
6172 | ||
6173 | context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; | |
6174 | if ( !context ) { | |
6175 | return results; | |
6176 | ||
6177 | } else if ( compiled ) { | |
6178 | context = context.parentNode; | |
6179 | } | |
6180 | ||
6181 | selector = selector.slice( tokens.shift().value.length ); | |
6182 | } | |
6183 | ||
6184 | i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; | |
6185 | while ( i-- ) { | |
6186 | token = tokens[i]; | |
6187 | ||
6188 | if ( Expr.relative[ (type = token.type) ] ) { | |
6189 | break; | |
6190 | } | |
6191 | if ( (find = Expr.find[ type ]) ) { | |
6192 | if ( (seed = find( | |
6193 | token.matches[0].replace( runescape, funescape ), | |
6194 | rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context | |
6195 | )) ) { | |
6196 | ||
6197 | tokens.splice( i, 1 ); | |
6198 | selector = seed.length && toSelector( tokens ); | |
6199 | if ( !selector ) { | |
6200 | push.apply( results, seed ); | |
6201 | return results; | |
6202 | } | |
6203 | ||
6204 | break; | |
6205 | } | |
6206 | } | |
6207 | } | |
6208 | } | |
6209 | ||
6210 | ( compiled || compile( selector, match ) )( | |
6211 | seed, | |
6212 | context, | |
6213 | !documentIsHTML, | |
6214 | results, | |
6215 | rsibling.test( selector ) && testContext( context.parentNode ) || context | |
6216 | ); | |
6217 | return results; | |
6218 | }; | |
6219 | ||
6220 | ||
6221 | support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; | |
6222 | ||
6223 | support.detectDuplicates = !!hasDuplicate; | |
6224 | ||
6225 | setDocument(); | |
6226 | ||
6227 | support.sortDetached = assert(function( div1 ) { | |
6228 | return div1.compareDocumentPosition( document.createElement("div") ) & 1; | |
6229 | }); | |
6230 | ||
6231 | if ( !assert(function( div ) { | |
6232 | div.innerHTML = "<a href='#'></a>"; | |
6233 | return div.firstChild.getAttribute("href") === "#" ; | |
6234 | }) ) { | |
6235 | addHandle( "type|href|height|width", function( elem, name, isXML ) { | |
6236 | if ( !isXML ) { | |
6237 | return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); | |
6238 | } | |
6239 | }); | |
6240 | } | |
6241 | ||
6242 | if ( !support.attributes || !assert(function( div ) { | |
6243 | div.innerHTML = "<input/>"; | |
6244 | div.firstChild.setAttribute( "value", "" ); | |
6245 | return div.firstChild.getAttribute( "value" ) === ""; | |
6246 | }) ) { | |
6247 | addHandle( "value", function( elem, name, isXML ) { | |
6248 | if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { | |
6249 | return elem.defaultValue; | |
6250 | } | |
6251 | }); | |
6252 | } | |
6253 | ||
6254 | if ( !assert(function( div ) { | |
6255 | return div.getAttribute("disabled") == null; | |
6256 | }) ) { | |
6257 | addHandle( booleans, function( elem, name, isXML ) { | |
6258 | var val; | |
6259 | if ( !isXML ) { | |
6260 | return elem[ name ] === true ? name.toLowerCase() : | |
6261 | (val = elem.getAttributeNode( name )) && val.specified ? | |
6262 | val.value : | |
6263 | null; | |
6264 | } | |
6265 | }); | |
6266 | } | |
6267 | ||
6268 | if ( typeof define === "function" && define.amd ) { | |
6269 | define(function() { return Sizzle; }); | |
6270 | } else if ( typeof module !== "undefined" && module.exports ) { | |
6271 | module.exports = Sizzle; | |
6272 | } else { | |
6273 | window.Sizzle = Sizzle; | |
6274 | } | |
6275 | ||
6276 | })( window ); | |
6277 | ||
6278 | ;(function() { | |
6279 | if (typeof Sizzle !== 'undefined') { | |
6280 | return; | |
6281 | } | |
6282 | ||
6283 | if (typeof define !== 'undefined' && define.amd) { | |
6284 | window.Sizzle = Prototype._actual_sizzle; | |
6285 | window.define = Prototype._original_define; | |
6286 | delete Prototype._actual_sizzle; | |
6287 | delete Prototype._original_define; | |
6288 | } else if (typeof module !== 'undefined' && module.exports) { | |
6289 | window.Sizzle = module.exports; | |
6290 | module.exports = {}; | |
6291 | } | |
6292 | })(); | |
6293 | ||
6294 | ;(function(engine) { | |
6295 | var extendElements = Prototype.Selector.extendElements; | |
6296 | ||
6297 | function select(selector, scope) { | |
6298 | return extendElements(engine(selector, scope || document)); | |
6299 | } | |
6300 | ||
6301 | function match(element, selector) { | |
6302 | return engine.matches(selector, [element]).length == 1; | |
6303 | } | |
6304 | ||
6305 | Prototype.Selector.engine = engine; | |
6306 | Prototype.Selector.select = select; | |
6307 | Prototype.Selector.match = match; | |
6308 | })(Sizzle); | |
6309 | ||
6310 | window.Sizzle = Prototype._original_property; | |
6311 | delete Prototype._original_property; | |
6312 | ||
6313 | var Form = { | |
6314 | reset: function(form) { | |
6315 | form = $(form); | |
6316 | form.reset(); | |
6317 | return form; | |
6318 | }, | |
6319 | ||
6320 | serializeElements: function(elements, options) { | |
6321 | if (typeof options != 'object') options = { hash: !!options }; | |
6322 | else if (Object.isUndefined(options.hash)) options.hash = true; | |
6323 | var key, value, submitted = false, submit = options.submit, accumulator, initial; | |
6324 | ||
6325 | if (options.hash) { | |
6326 | initial = {}; | |
6327 | accumulator = function(result, key, value) { | |
6328 | if (key in result) { | |
6329 | if (!Object.isArray(result[key])) result[key] = [result[key]]; | |
6330 | result[key] = result[key].concat(value); | |
6331 | } else result[key] = value; | |
6332 | return result; | |
6333 | }; | |
6334 | } else { | |
6335 | initial = ''; | |
6336 | accumulator = function(result, key, values) { | |
6337 | if (!Object.isArray(values)) {values = [values];} | |
6338 | if (!values.length) {return result;} | |
6339 | var encodedKey = encodeURIComponent(key).gsub(/%20/, '+'); | |
6340 | return result + (result ? "&" : "") + values.map(function (value) { | |
6341 | value = value.gsub(/(\r)?\n/, '\r\n'); | |
6342 | value = encodeURIComponent(value); | |
6343 | value = value.gsub(/%20/, '+'); | |
6344 | return encodedKey + "=" + value; | |
6345 | }).join("&"); | |
6346 | }; | |
6347 | } | |
6348 | ||
6349 | return elements.inject(initial, function(result, element) { | |
6350 | if (!element.disabled && element.name) { | |
6351 | key = element.name; value = $(element).getValue(); | |
6352 | if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted && | |
6353 | submit !== false && (!submit || key == submit) && (submitted = true)))) { | |
6354 | result = accumulator(result, key, value); | |
6355 | } | |
6356 | } | |
6357 | return result; | |
6358 | }); | |
6359 | } | |
6360 | }; | |
6361 | ||
6362 | Form.Methods = { | |
6363 | serialize: function(form, options) { | |
6364 | return Form.serializeElements(Form.getElements(form), options); | |
6365 | }, | |
6366 | ||
6367 | ||
6368 | getElements: function(form) { | |
6369 | var elements = $(form).getElementsByTagName('*'); | |
6370 | var element, results = [], serializers = Form.Element.Serializers; | |
6371 | ||
6372 | for (var i = 0; element = elements[i]; i++) { | |
6373 | if (serializers[element.tagName.toLowerCase()]) | |
6374 | results.push(Element.extend(element)); | |
6375 | } | |
6376 | return results; | |
6377 | }, | |
6378 | ||
6379 | getInputs: function(form, typeName, name) { | |
6380 | form = $(form); | |
6381 | var inputs = form.getElementsByTagName('input'); | |
6382 | ||
6383 | if (!typeName && !name) return $A(inputs).map(Element.extend); | |
6384 | ||
6385 | for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) { | |
6386 | var input = inputs[i]; | |
6387 | if ((typeName && input.type != typeName) || (name && input.name != name)) | |
6388 | continue; | |
6389 | matchingInputs.push(Element.extend(input)); | |
6390 | } | |
6391 | ||
6392 | return matchingInputs; | |
6393 | }, | |
6394 | ||
6395 | disable: function(form) { | |
6396 | form = $(form); | |
6397 | Form.getElements(form).invoke('disable'); | |
6398 | return form; | |
6399 | }, | |
6400 | ||
6401 | enable: function(form) { | |
6402 | form = $(form); | |
6403 | Form.getElements(form).invoke('enable'); | |
6404 | return form; | |
6405 | }, | |
6406 | ||
6407 | findFirstElement: function(form) { | |
6408 | var elements = $(form).getElements().findAll(function(element) { | |
6409 | return 'hidden' != element.type && !element.disabled; | |
6410 | }); | |
6411 | var firstByIndex = elements.findAll(function(element) { | |
6412 | return element.hasAttribute('tabIndex') && element.tabIndex >= 0; | |
6413 | }).sortBy(function(element) { return element.tabIndex }).first(); | |
6414 | ||
6415 | return firstByIndex ? firstByIndex : elements.find(function(element) { | |
6416 | return /^(?:input|select|textarea)$/i.test(element.tagName); | |
6417 | }); | |
6418 | }, | |
6419 | ||
6420 | focusFirstElement: function(form) { | |
6421 | form = $(form); | |
6422 | var element = form.findFirstElement(); | |
6423 | if (element) element.activate(); | |
6424 | return form; | |
6425 | }, | |
6426 | ||
6427 | request: function(form, options) { | |
6428 | form = $(form), options = Object.clone(options || { }); | |
6429 | ||
6430 | var params = options.parameters, action = form.readAttribute('action') || ''; | |
6431 | if (action.blank()) action = window.location.href; | |
6432 | options.parameters = form.serialize(true); | |
6433 | ||
6434 | if (params) { | |
6435 | if (Object.isString(params)) params = params.toQueryParams(); | |
6436 | Object.extend(options.parameters, params); | |
6437 | } | |
6438 | ||
6439 | if (form.hasAttribute('method') && !options.method) | |
6440 | options.method = form.method; | |
6441 | ||
6442 | return new Ajax.Request(action, options); | |
6443 | } | |
6444 | }; | |
6445 | ||
6446 | /*--------------------------------------------------------------------------*/ | |
6447 | ||
6448 | ||
6449 | Form.Element = { | |
6450 | focus: function(element) { | |
6451 | $(element).focus(); | |
6452 | return element; | |
6453 | }, | |
6454 | ||
6455 | select: function(element) { | |
6456 | $(element).select(); | |
6457 | return element; | |
6458 | } | |
6459 | }; | |
6460 | ||
6461 | Form.Element.Methods = { | |
6462 | ||
6463 | serialize: function(element) { | |
6464 | element = $(element); | |
6465 | if (!element.disabled && element.name) { | |
6466 | var value = element.getValue(); | |
6467 | if (value != undefined) { | |
6468 | var pair = { }; | |
6469 | pair[element.name] = value; | |
6470 | return Object.toQueryString(pair); | |
6471 | } | |
6472 | } | |
6473 | return ''; | |
6474 | }, | |
6475 | ||
6476 | getValue: function(element) { | |
6477 | element = $(element); | |
6478 | var method = element.tagName.toLowerCase(); | |
6479 | return Form.Element.Serializers[method](element); | |
6480 | }, | |
6481 | ||
6482 | setValue: function(element, value) { | |
6483 | element = $(element); | |
6484 | var method = element.tagName.toLowerCase(); | |
6485 | Form.Element.Serializers[method](element, value); | |
6486 | return element; | |
6487 | }, | |
6488 | ||
6489 | clear: function(element) { | |
6490 | $(element).value = ''; | |
6491 | return element; | |
6492 | }, | |
6493 | ||
6494 | present: function(element) { | |
6495 | return $(element).value != ''; | |
6496 | }, | |
6497 | ||
6498 | activate: function(element) { | |
6499 | element = $(element); | |
6500 | try { | |
6501 | element.focus(); | |
6502 | if (element.select && (element.tagName.toLowerCase() != 'input' || | |
6503 | !(/^(?:button|reset|submit)$/i.test(element.type)))) | |
6504 | element.select(); | |
6505 | } catch (e) { } | |
6506 | return element; | |
6507 | }, | |
6508 | ||
6509 | disable: function(element) { | |
6510 | element = $(element); | |
6511 | element.disabled = true; | |
6512 | return element; | |
6513 | }, | |
6514 | ||
6515 | enable: function(element) { | |
6516 | element = $(element); | |
6517 | element.disabled = false; | |
6518 | return element; | |
6519 | } | |
6520 | }; | |
6521 | ||
6522 | /*--------------------------------------------------------------------------*/ | |
6523 | ||
6524 | var Field = Form.Element; | |
6525 | ||
6526 | var $F = Form.Element.Methods.getValue; | |
6527 | ||
6528 | /*--------------------------------------------------------------------------*/ | |
6529 | ||
6530 | Form.Element.Serializers = (function() { | |
6531 | function input(element, value) { | |
6532 | switch (element.type.toLowerCase()) { | |
6533 | case 'checkbox': | |
6534 | case 'radio': | |
6535 | return inputSelector(element, value); | |
6536 | default: | |
6537 | return valueSelector(element, value); | |
6538 | } | |
6539 | } | |
6540 | ||
6541 | function inputSelector(element, value) { | |
6542 | if (Object.isUndefined(value)) | |
6543 | return element.checked ? element.value : null; | |
6544 | else element.checked = !!value; | |
6545 | } | |
6546 | ||
6547 | function valueSelector(element, value) { | |
6548 | if (Object.isUndefined(value)) return element.value; | |
6549 | else element.value = value; | |
6550 | } | |
6551 | ||
6552 | function select(element, value) { | |
6553 | if (Object.isUndefined(value)) | |
6554 | return (element.type === 'select-one' ? selectOne : selectMany)(element); | |
6555 | ||
6556 | var opt, currentValue, single = !Object.isArray(value); | |
6557 | for (var i = 0, length = element.length; i < length; i++) { | |
6558 | opt = element.options[i]; | |
6559 | currentValue = this.optionValue(opt); | |
6560 | if (single) { | |
6561 | if (currentValue == value) { | |
6562 | opt.selected = true; | |
6563 | return; | |
6564 | } | |
6565 | } | |
6566 | else opt.selected = value.include(currentValue); | |
6567 | } | |
6568 | } | |
6569 | ||
6570 | function selectOne(element) { | |
6571 | var index = element.selectedIndex; | |
6572 | return index >= 0 ? optionValue(element.options[index]) : null; | |
6573 | } | |
6574 | ||
6575 | function selectMany(element) { | |
6576 | var values, length = element.length; | |
6577 | if (!length) return null; | |
6578 | ||
6579 | for (var i = 0, values = []; i < length; i++) { | |
6580 | var opt = element.options[i]; | |
6581 | if (opt.selected) values.push(optionValue(opt)); | |
6582 | } | |
6583 | return values; | |
6584 | } | |
6585 | ||
6586 | function optionValue(opt) { | |
6587 | return Element.hasAttribute(opt, 'value') ? opt.value : opt.text; | |
6588 | } | |
6589 | ||
6590 | return { | |
6591 | input: input, | |
6592 | inputSelector: inputSelector, | |
6593 | textarea: valueSelector, | |
6594 | select: select, | |
6595 | selectOne: selectOne, | |
6596 | selectMany: selectMany, | |
6597 | optionValue: optionValue, | |
6598 | button: valueSelector | |
6599 | }; | |
6600 | })(); | |
6601 | ||
6602 | /*--------------------------------------------------------------------------*/ | |
6603 | ||
6604 | ||
6605 | Abstract.TimedObserver = Class.create(PeriodicalExecuter, { | |
6606 | initialize: function($super, element, frequency, callback) { | |
6607 | $super(callback, frequency); | |
6608 | this.element = $(element); | |
6609 | this.lastValue = this.getValue(); | |
6610 | }, | |
6611 | ||
6612 | execute: function() { | |
6613 | var value = this.getValue(); | |
6614 | if (Object.isString(this.lastValue) && Object.isString(value) ? | |
6615 | this.lastValue != value : String(this.lastValue) != String(value)) { | |
6616 | this.callback(this.element, value); | |
6617 | this.lastValue = value; | |
6618 | } | |
6619 | } | |
6620 | }); | |
6621 | ||
6622 | Form.Element.Observer = Class.create(Abstract.TimedObserver, { | |
6623 | getValue: function() { | |
6624 | return Form.Element.getValue(this.element); | |
6625 | } | |
6626 | }); | |
6627 | ||
6628 | Form.Observer = Class.create(Abstract.TimedObserver, { | |
6629 | getValue: function() { | |
6630 | return Form.serialize(this.element); | |
6631 | } | |
6632 | }); | |
6633 | ||
6634 | /*--------------------------------------------------------------------------*/ | |
6635 | ||
6636 | Abstract.EventObserver = Class.create({ | |
6637 | initialize: function(element, callback) { | |
6638 | this.element = $(element); | |
6639 | this.callback = callback; | |
6640 | ||
6641 | this.lastValue = this.getValue(); | |
6642 | if (this.element.tagName.toLowerCase() == 'form') | |
6643 | this.registerFormCallbacks(); | |
6644 | else | |
6645 | this.registerCallback(this.element); | |
6646 | }, | |
6647 | ||
6648 | onElementEvent: function() { | |
6649 | var value = this.getValue(); | |
6650 | if (this.lastValue != value) { | |
6651 | this.callback(this.element, value); | |
6652 | this.lastValue = value; | |
6653 | } | |
6654 | }, | |
6655 | ||
6656 | registerFormCallbacks: function() { | |
6657 | Form.getElements(this.element).each(this.registerCallback, this); | |
6658 | }, | |
6659 | ||
6660 | registerCallback: function(element) { | |
6661 | if (element.type) { | |
6662 | switch (element.type.toLowerCase()) { | |
6663 | case 'checkbox': | |
6664 | case 'radio': | |
6665 | Event.observe(element, 'click', this.onElementEvent.bind(this)); | |
6666 | break; | |
6667 | default: | |
6668 | Event.observe(element, 'change', this.onElementEvent.bind(this)); | |
6669 | break; | |
6670 | } | |
6671 | } | |
6672 | } | |
6673 | }); | |
6674 | ||
6675 | Form.Element.EventObserver = Class.create(Abstract.EventObserver, { | |
6676 | getValue: function() { | |
6677 | return Form.Element.getValue(this.element); | |
6678 | } | |
6679 | }); | |
6680 | ||
6681 | Form.EventObserver = Class.create(Abstract.EventObserver, { | |
6682 | getValue: function() { | |
6683 | return Form.serialize(this.element); | |
6684 | } | |
6685 | }); | |
6686 | (function(GLOBAL) { | |
6687 | var DIV = document.createElement('div'); | |
6688 | var docEl = document.documentElement; | |
6689 | var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl | |
6690 | && 'onmouseleave' in docEl; | |
6691 | ||
6692 | var Event = { | |
6693 | KEY_BACKSPACE: 8, | |
6694 | KEY_TAB: 9, | |
6695 | KEY_RETURN: 13, | |
6696 | KEY_ESC: 27, | |
6697 | KEY_LEFT: 37, | |
6698 | KEY_UP: 38, | |
6699 | KEY_RIGHT: 39, | |
6700 | KEY_DOWN: 40, | |
6701 | KEY_DELETE: 46, | |
6702 | KEY_HOME: 36, | |
6703 | KEY_END: 35, | |
6704 | KEY_PAGEUP: 33, | |
6705 | KEY_PAGEDOWN: 34, | |
6706 | KEY_INSERT: 45 | |
6707 | }; | |
6708 | ||
6709 | ||
6710 | var isIELegacyEvent = function(event) { return false; }; | |
6711 | ||
6712 | if (window.attachEvent) { | |
6713 | if (window.addEventListener) { | |
6714 | isIELegacyEvent = function(event) { | |
6715 | return !(event instanceof window.Event); | |
6716 | }; | |
6717 | } else { | |
6718 | isIELegacyEvent = function(event) { return true; }; | |
6719 | } | |
6720 | } | |
6721 | ||
6722 | var _isButton; | |
6723 | ||
6724 | function _isButtonForDOMEvents(event, code) { | |
6725 | return event.which ? (event.which === code + 1) : (event.button === code); | |
6726 | } | |
6727 | ||
6728 | var legacyButtonMap = { 0: 1, 1: 4, 2: 2 }; | |
6729 | function _isButtonForLegacyEvents(event, code) { | |
6730 | return event.button === legacyButtonMap[code]; | |
6731 | } | |
6732 | ||
6733 | function _isButtonForWebKit(event, code) { | |
6734 | switch (code) { | |
6735 | case 0: return event.which == 1 && !event.metaKey; | |
6736 | case 1: return event.which == 2 || (event.which == 1 && event.metaKey); | |
6737 | case 2: return event.which == 3; | |
6738 | default: return false; | |
6739 | } | |
6740 | } | |
6741 | ||
6742 | if (window.attachEvent) { | |
6743 | if (!window.addEventListener) { | |
6744 | _isButton = _isButtonForLegacyEvents; | |
6745 | } else { | |
6746 | _isButton = function(event, code) { | |
6747 | return isIELegacyEvent(event) ? _isButtonForLegacyEvents(event, code) : | |
6748 | _isButtonForDOMEvents(event, code); | |
6749 | } | |
6750 | } | |
6751 | } else if (Prototype.Browser.WebKit) { | |
6752 | _isButton = _isButtonForWebKit; | |
6753 | } else { | |
6754 | _isButton = _isButtonForDOMEvents; | |
6755 | } | |
6756 | ||
6757 | function isLeftClick(event) { return _isButton(event, 0) } | |
6758 | ||
6759 | function isMiddleClick(event) { return _isButton(event, 1) } | |
6760 | ||
6761 | function isRightClick(event) { return _isButton(event, 2) } | |
6762 | ||
6763 | function element(event) { | |
6764 | return Element.extend(_element(event)); | |
6765 | } | |
6766 | ||
6767 | function _element(event) { | |
6768 | event = Event.extend(event); | |
6769 | ||
6770 | var node = event.target, type = event.type, | |
6771 | currentTarget = event.currentTarget; | |
6772 | ||
6773 | if (currentTarget && currentTarget.tagName) { | |
6774 | if (type === 'load' || type === 'error' || | |
6775 | (type === 'click' && currentTarget.tagName.toLowerCase() === 'input' | |
6776 | && currentTarget.type === 'radio')) | |
6777 | node = currentTarget; | |
6778 | } | |
6779 | ||
6780 | return node.nodeType == Node.TEXT_NODE ? node.parentNode : node; | |
6781 | } | |
6782 | ||
6783 | function findElement(event, expression) { | |
6784 | var element = _element(event), selector = Prototype.Selector; | |
6785 | if (!expression) return Element.extend(element); | |
6786 | while (element) { | |
6787 | if (Object.isElement(element) && selector.match(element, expression)) | |
6788 | return Element.extend(element); | |
6789 | element = element.parentNode; | |
6790 | } | |
6791 | } | |
6792 | ||
6793 | function pointer(event) { | |
6794 | return { x: pointerX(event), y: pointerY(event) }; | |
6795 | } | |
6796 | ||
6797 | function pointerX(event) { | |
6798 | var docElement = document.documentElement, | |
6799 | body = document.body || { scrollLeft: 0 }; | |
6800 | ||
6801 | return event.pageX || (event.clientX + | |
6802 | (docElement.scrollLeft || body.scrollLeft) - | |
6803 | (docElement.clientLeft || 0)); | |
6804 | } | |
6805 | ||
6806 | function pointerY(event) { | |
6807 | var docElement = document.documentElement, | |
6808 | body = document.body || { scrollTop: 0 }; | |
6809 | ||
6810 | return event.pageY || (event.clientY + | |
6811 | (docElement.scrollTop || body.scrollTop) - | |
6812 | (docElement.clientTop || 0)); | |
6813 | } | |
6814 | ||
6815 | ||
6816 | function stop(event) { | |
6817 | Event.extend(event); | |
6818 | event.preventDefault(); | |
6819 | event.stopPropagation(); | |
6820 | ||
6821 | event.stopped = true; | |
6822 | } | |
6823 | ||
6824 | ||
6825 | Event.Methods = { | |
6826 | isLeftClick: isLeftClick, | |
6827 | isMiddleClick: isMiddleClick, | |
6828 | isRightClick: isRightClick, | |
6829 | ||
6830 | element: element, | |
6831 | findElement: findElement, | |
6832 | ||
6833 | pointer: pointer, | |
6834 | pointerX: pointerX, | |
6835 | pointerY: pointerY, | |
6836 | ||
6837 | stop: stop | |
6838 | }; | |
6839 | ||
6840 | var methods = Object.keys(Event.Methods).inject({ }, function(m, name) { | |
6841 | m[name] = Event.Methods[name].methodize(); | |
6842 | return m; | |
6843 | }); | |
6844 | ||
6845 | if (window.attachEvent) { | |
6846 | function _relatedTarget(event) { | |
6847 | var element; | |
6848 | switch (event.type) { | |
6849 | case 'mouseover': | |
6850 | case 'mouseenter': | |
6851 | element = event.fromElement; | |
6852 | break; | |
6853 | case 'mouseout': | |
6854 | case 'mouseleave': | |
6855 | element = event.toElement; | |
6856 | break; | |
6857 | default: | |
6858 | return null; | |
6859 | } | |
6860 | return Element.extend(element); | |
6861 | } | |
6862 | ||
6863 | var additionalMethods = { | |
6864 | stopPropagation: function() { this.cancelBubble = true }, | |
6865 | preventDefault: function() { this.returnValue = false }, | |
6866 | inspect: function() { return '[object Event]' } | |
6867 | }; | |
6868 | ||
6869 | Event.extend = function(event, element) { | |
6870 | if (!event) return false; | |
6871 | ||
6872 | if (!isIELegacyEvent(event)) return event; | |
6873 | ||
6874 | if (event._extendedByPrototype) return event; | |
6875 | event._extendedByPrototype = Prototype.emptyFunction; | |
6876 | ||
6877 | var pointer = Event.pointer(event); | |
6878 | ||
6879 | Object.extend(event, { | |
6880 | target: event.srcElement || element, | |
6881 | relatedTarget: _relatedTarget(event), | |
6882 | pageX: pointer.x, | |
6883 | pageY: pointer.y | |
6884 | }); | |
6885 | ||
6886 | Object.extend(event, methods); | |
6887 | Object.extend(event, additionalMethods); | |
6888 | ||
6889 | return event; | |
6890 | }; | |
6891 | } else { | |
6892 | Event.extend = Prototype.K; | |
6893 | } | |
6894 | ||
6895 | if (window.addEventListener) { | |
6896 | Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__; | |
6897 | Object.extend(Event.prototype, methods); | |
6898 | } | |
6899 | ||
6900 | var EVENT_TRANSLATIONS = { | |
6901 | mouseenter: 'mouseover', | |
6902 | mouseleave: 'mouseout' | |
6903 | }; | |
6904 | ||
6905 | function getDOMEventName(eventName) { | |
6906 | return EVENT_TRANSLATIONS[eventName] || eventName; | |
6907 | } | |
6908 | ||
6909 | if (MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) | |
6910 | getDOMEventName = Prototype.K; | |
6911 | ||
6912 | function getUniqueElementID(element) { | |
6913 | if (element === window) return 0; | |
6914 | ||
6915 | if (typeof element._prototypeUID === 'undefined') | |
6916 | element._prototypeUID = Element.Storage.UID++; | |
6917 | return element._prototypeUID; | |
6918 | } | |
6919 | ||
6920 | function getUniqueElementID_IE(element) { | |
6921 | if (element === window) return 0; | |
6922 | if (element == document) return 1; | |
6923 | return element.uniqueID; | |
6924 | } | |
6925 | ||
6926 | if ('uniqueID' in DIV) | |
6927 | getUniqueElementID = getUniqueElementID_IE; | |
6928 | ||
6929 | function isCustomEvent(eventName) { | |
6930 | return eventName.include(':'); | |
6931 | } | |
6932 | ||
6933 | Event._isCustomEvent = isCustomEvent; | |
6934 | ||
6935 | function getOrCreateRegistryFor(element, uid) { | |
6936 | var CACHE = GLOBAL.Event.cache; | |
6937 | if (Object.isUndefined(uid)) | |
6938 | uid = getUniqueElementID(element); | |
6939 | if (!CACHE[uid]) CACHE[uid] = { element: element }; | |
6940 | return CACHE[uid]; | |
6941 | } | |
6942 | ||
6943 | function destroyRegistryForElement(element, uid) { | |
6944 | if (Object.isUndefined(uid)) | |
6945 | uid = getUniqueElementID(element); | |
6946 | delete GLOBAL.Event.cache[uid]; | |
6947 | } | |
6948 | ||
6949 | ||
6950 | function register(element, eventName, handler) { | |
6951 | var registry = getOrCreateRegistryFor(element); | |
6952 | if (!registry[eventName]) registry[eventName] = []; | |
6953 | var entries = registry[eventName]; | |
6954 | ||
6955 | var i = entries.length; | |
6956 | while (i--) | |
6957 | if (entries[i].handler === handler) return null; | |
6958 | ||
6959 | var uid = getUniqueElementID(element); | |
6960 | var responder = GLOBAL.Event._createResponder(uid, eventName, handler); | |
6961 | var entry = { | |
6962 | responder: responder, | |
6963 | handler: handler | |
6964 | }; | |
6965 | ||
6966 | entries.push(entry); | |
6967 | return entry; | |
6968 | } | |
6969 | ||
6970 | function unregister(element, eventName, handler) { | |
6971 | var registry = getOrCreateRegistryFor(element); | |
6972 | var entries = registry[eventName] || []; | |
6973 | ||
6974 | var i = entries.length, entry; | |
6975 | while (i--) { | |
6976 | if (entries[i].handler === handler) { | |
6977 | entry = entries[i]; | |
6978 | break; | |
6979 | } | |
6980 | } | |
6981 | ||
6982 | if (entry) { | |
6983 | var index = entries.indexOf(entry); | |
6984 | entries.splice(index, 1); | |
6985 | } | |
6986 | ||
6987 | if (entries.length === 0) { | |
6988 | delete registry[eventName]; | |
6989 | if (Object.keys(registry).length === 1 && ('element' in registry)) | |
6990 | destroyRegistryForElement(element); | |
6991 | } | |
6992 | ||
6993 | return entry; | |
6994 | } | |
6995 | ||
6996 | ||
6997 | function observe(element, eventName, handler) { | |
6998 | element = $(element); | |
6999 | var entry = register(element, eventName, handler); | |
7000 | ||
7001 | if (entry === null) return element; | |
7002 | ||
7003 | var responder = entry.responder; | |
7004 | if (isCustomEvent(eventName)) | |
7005 | observeCustomEvent(element, eventName, responder); | |
7006 | else | |
7007 | observeStandardEvent(element, eventName, responder); | |
7008 | ||
7009 | return element; | |
7010 | } | |
7011 | ||
7012 | function observeStandardEvent(element, eventName, responder) { | |
7013 | var actualEventName = getDOMEventName(eventName); | |
7014 | if (element.addEventListener) { | |
7015 | element.addEventListener(actualEventName, responder, false); | |
7016 | } else { | |
7017 | element.attachEvent('on' + actualEventName, responder); | |
7018 | } | |
7019 | } | |
7020 | ||
7021 | function observeCustomEvent(element, eventName, responder) { | |
7022 | if (element.addEventListener) { | |
7023 | element.addEventListener('dataavailable', responder, false); | |
7024 | } else { | |
7025 | element.attachEvent('ondataavailable', responder); | |
7026 | element.attachEvent('onlosecapture', responder); | |
7027 | } | |
7028 | } | |
7029 | ||
7030 | function stopObserving(element, eventName, handler) { | |
7031 | element = $(element); | |
7032 | var handlerGiven = !Object.isUndefined(handler), | |
7033 | eventNameGiven = !Object.isUndefined(eventName); | |
7034 | ||
7035 | if (!eventNameGiven && !handlerGiven) { | |
7036 | stopObservingElement(element); | |
7037 | return element; | |
7038 | } | |
7039 | ||
7040 | if (!handlerGiven) { | |
7041 | stopObservingEventName(element, eventName); | |
7042 | return element; | |
7043 | } | |
7044 | ||
7045 | var entry = unregister(element, eventName, handler); | |
7046 | ||
7047 | if (!entry) return element; | |
7048 | removeEvent(element, eventName, entry.responder); | |
7049 | return element; | |
7050 | } | |
7051 | ||
7052 | function stopObservingStandardEvent(element, eventName, responder) { | |
7053 | var actualEventName = getDOMEventName(eventName); | |
7054 | if (element.removeEventListener) { | |
7055 | element.removeEventListener(actualEventName, responder, false); | |
7056 | } else { | |
7057 | element.detachEvent('on' + actualEventName, responder); | |
7058 | } | |
7059 | } | |
7060 | ||
7061 | function stopObservingCustomEvent(element, eventName, responder) { | |
7062 | if (element.removeEventListener) { | |
7063 | element.removeEventListener('dataavailable', responder, false); | |
7064 | } else { | |
7065 | element.detachEvent('ondataavailable', responder); | |
7066 | element.detachEvent('onlosecapture', responder); | |
7067 | } | |
7068 | } | |
7069 | ||
7070 | ||
7071 | ||
7072 | function stopObservingElement(element) { | |
7073 | var uid = getUniqueElementID(element), registry = GLOBAL.Event.cache[uid]; | |
7074 | if (!registry) return; | |
7075 | ||
7076 | destroyRegistryForElement(element, uid); | |
7077 | ||
7078 | var entries, i; | |
7079 | for (var eventName in registry) { | |
7080 | if (eventName === 'element') continue; | |
7081 | ||
7082 | entries = registry[eventName]; | |
7083 | i = entries.length; | |
7084 | while (i--) | |
7085 | removeEvent(element, eventName, entries[i].responder); | |
7086 | } | |
7087 | } | |
7088 | ||
7089 | function stopObservingEventName(element, eventName) { | |
7090 | var registry = getOrCreateRegistryFor(element); | |
7091 | var entries = registry[eventName]; | |
7092 | if (entries) { | |
7093 | delete registry[eventName]; | |
7094 | } | |
7095 | ||
7096 | entries = entries || []; | |
7097 | ||
7098 | var i = entries.length; | |
7099 | while (i--) | |
7100 | removeEvent(element, eventName, entries[i].responder); | |
7101 | ||
7102 | for (var name in registry) { | |
7103 | if (name === 'element') continue; | |
7104 | return; // There is another registered event | |
7105 | } | |
7106 | ||
7107 | destroyRegistryForElement(element); | |
7108 | } | |
7109 | ||
7110 | ||
7111 | function removeEvent(element, eventName, handler) { | |
7112 | if (isCustomEvent(eventName)) | |
7113 | stopObservingCustomEvent(element, eventName, handler); | |
7114 | else | |
7115 | stopObservingStandardEvent(element, eventName, handler); | |
7116 | } | |
7117 | ||
7118 | ||
7119 | ||
7120 | function getFireTarget(element) { | |
7121 | if (element !== document) return element; | |
7122 | if (document.createEvent && !element.dispatchEvent) | |
7123 | return document.documentElement; | |
7124 | return element; | |
7125 | } | |
7126 | ||
7127 | function fire(element, eventName, memo, bubble) { | |
7128 | element = getFireTarget($(element)); | |
7129 | if (Object.isUndefined(bubble)) bubble = true; | |
7130 | memo = memo || {}; | |
7131 | ||
7132 | var event = fireEvent(element, eventName, memo, bubble); | |
7133 | return Event.extend(event); | |
7134 | } | |
7135 | ||
7136 | function fireEvent_DOM(element, eventName, memo, bubble) { | |
7137 | var event = document.createEvent('HTMLEvents'); | |
7138 | event.initEvent('dataavailable', bubble, true); | |
7139 | ||
7140 | event.eventName = eventName; | |
7141 | event.memo = memo; | |
7142 | ||
7143 | element.dispatchEvent(event); | |
7144 | return event; | |
7145 | } | |
7146 | ||
7147 | function fireEvent_IE(element, eventName, memo, bubble) { | |
7148 | var event = document.createEventObject(); | |
7149 | event.eventType = bubble ? 'ondataavailable' : 'onlosecapture'; | |
7150 | ||
7151 | event.eventName = eventName; | |
7152 | event.memo = memo; | |
7153 | ||
7154 | element.fireEvent(event.eventType, event); | |
7155 | return event; | |
7156 | } | |
7157 | ||
7158 | var fireEvent = document.createEvent ? fireEvent_DOM : fireEvent_IE; | |
7159 | ||
7160 | ||
7161 | ||
7162 | Event.Handler = Class.create({ | |
7163 | initialize: function(element, eventName, selector, callback) { | |
7164 | this.element = $(element); | |
7165 | this.eventName = eventName; | |
7166 | this.selector = selector; | |
7167 | this.callback = callback; | |
7168 | this.handler = this.handleEvent.bind(this); | |
7169 | }, | |
7170 | ||
7171 | ||
7172 | start: function() { | |
7173 | Event.observe(this.element, this.eventName, this.handler); | |
7174 | return this; | |
7175 | }, | |
7176 | ||
7177 | stop: function() { | |
7178 | Event.stopObserving(this.element, this.eventName, this.handler); | |
7179 | return this; | |
7180 | }, | |
7181 | ||
7182 | handleEvent: function(event) { | |
7183 | var element = Event.findElement(event, this.selector); | |
7184 | if (element) this.callback.call(this.element, event, element); | |
7185 | } | |
7186 | }); | |
7187 | ||
7188 | function on(element, eventName, selector, callback) { | |
7189 | element = $(element); | |
7190 | if (Object.isFunction(selector) && Object.isUndefined(callback)) { | |
7191 | callback = selector, selector = null; | |
7192 | } | |
7193 | ||
7194 | return new Event.Handler(element, eventName, selector, callback).start(); | |
7195 | } | |
7196 | ||
7197 | Object.extend(Event, Event.Methods); | |
7198 | ||
7199 | Object.extend(Event, { | |
7200 | fire: fire, | |
7201 | observe: observe, | |
7202 | stopObserving: stopObserving, | |
7203 | p_on: on | |
7204 | }); | |
7205 | ||
7206 | Element.addMethods({ | |
7207 | fire: fire, | |
7208 | ||
7209 | observe: observe, | |
7210 | ||
7211 | stopObserving: stopObserving, | |
7212 | ||
7213 | p_on: on | |
7214 | }); | |
7215 | ||
7216 | Object.extend(document, { | |
7217 | fire: fire.methodize(), | |
7218 | ||
7219 | observe: observe.methodize(), | |
7220 | ||
7221 | stopObserving: stopObserving.methodize(), | |
7222 | ||
7223 | p_on: on.methodize(), | |
7224 | ||
7225 | loaded: false | |
7226 | }); | |
7227 | ||
7228 | if (GLOBAL.Event) Object.extend(window.Event, Event); | |
7229 | else GLOBAL.Event = Event; | |
7230 | ||
7231 | GLOBAL.Event.cache = {}; | |
7232 | ||
7233 | function destroyCache_IE() { | |
7234 | GLOBAL.Event.cache = null; | |
7235 | } | |
7236 | ||
7237 | if (window.attachEvent) | |
7238 | window.attachEvent('onunload', destroyCache_IE); | |
7239 | ||
7240 | DIV = null; | |
7241 | docEl = null; | |
7242 | })(this); | |
7243 | ||
7244 | (function(GLOBAL) { | |
7245 | /* Code for creating leak-free event responders is based on work by | |
7246 | John-David Dalton. */ | |
7247 | ||
7248 | var docEl = document.documentElement; | |
7249 | var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl | |
7250 | && 'onmouseleave' in docEl; | |
7251 | ||
7252 | function isSimulatedMouseEnterLeaveEvent(eventName) { | |
7253 | return !MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED && | |
7254 | (eventName === 'mouseenter' || eventName === 'mouseleave'); | |
7255 | } | |
7256 | ||
7257 | function createResponder(uid, eventName, handler) { | |
7258 | if (Event._isCustomEvent(eventName)) | |
7259 | return createResponderForCustomEvent(uid, eventName, handler); | |
7260 | if (isSimulatedMouseEnterLeaveEvent(eventName)) | |
7261 | return createMouseEnterLeaveResponder(uid, eventName, handler); | |
7262 | ||
7263 | return function(event) { | |
7264 | if (!Event.cache) return; | |
7265 | ||
7266 | var element = Event.cache[uid].element; | |
7267 | Event.extend(event, element); | |
7268 | handler.call(element, event); | |
7269 | }; | |
7270 | } | |
7271 | ||
7272 | function createResponderForCustomEvent(uid, eventName, handler) { | |
7273 | return function(event) { | |
7274 | var cache = Event.cache[uid]; | |
7275 | var element = cache && cache.element; | |
7276 | ||
7277 | if (Object.isUndefined(event.eventName)) | |
7278 | return false; | |
7279 | ||
7280 | if (event.eventName !== eventName) | |
7281 | return false; | |
7282 | ||
7283 | Event.extend(event, element); | |
7284 | handler.call(element, event); | |
7285 | }; | |
7286 | } | |
7287 | ||
7288 | function createMouseEnterLeaveResponder(uid, eventName, handler) { | |
7289 | return function(event) { | |
7290 | var element = Event.cache[uid].element; | |
7291 | ||
7292 | Event.extend(event, element); | |
7293 | var parent = event.relatedTarget; | |
7294 | ||
7295 | while (parent && parent !== element) { | |
7296 | try { parent = parent.parentNode; } | |
7297 | catch(e) { parent = element; } | |
7298 | } | |
7299 | ||
7300 | if (parent === element) return; | |
7301 | handler.call(element, event); | |
7302 | } | |
7303 | } | |
7304 | ||
7305 | GLOBAL.Event._createResponder = createResponder; | |
7306 | docEl = null; | |
7307 | })(this); | |
7308 | ||
7309 | (function(GLOBAL) { | |
7310 | /* Support for the DOMContentLoaded event is based on work by Dan Webb, | |
7311 | Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */ | |
7312 | ||
7313 | var TIMER; | |
7314 | ||
7315 | function fireContentLoadedEvent() { | |
7316 | if (document.loaded) return; | |
7317 | if (TIMER) window.clearTimeout(TIMER); | |
7318 | document.loaded = true; | |
7319 | document.fire('dom:loaded'); | |
7320 | } | |
7321 | ||
7322 | function checkReadyState() { | |
7323 | if (document.readyState === 'complete') { | |
7324 | document.detachEvent('onreadystatechange', checkReadyState); | |
7325 | fireContentLoadedEvent(); | |
7326 | } | |
7327 | } | |
7328 | ||
7329 | function pollDoScroll() { | |
7330 | try { | |
7331 | document.documentElement.doScroll('left'); | |
7332 | } catch (e) { | |
7333 | TIMER = pollDoScroll.defer(); | |
7334 | return; | |
7335 | } | |
7336 | ||
7337 | fireContentLoadedEvent(); | |
7338 | } | |
7339 | ||
7340 | ||
7341 | if (document.readyState === 'complete') { | |
7342 | fireContentLoadedEvent(); | |
7343 | return; | |
7344 | } | |
7345 | ||
7346 | if (document.addEventListener) { | |
7347 | document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false); | |
7348 | } else { | |
7349 | document.attachEvent('onreadystatechange', checkReadyState); | |
7350 | if (window == top) TIMER = pollDoScroll.defer(); | |
7351 | } | |
7352 | ||
7353 | Event.observe(window, 'load', fireContentLoadedEvent); | |
7354 | })(this); | |
7355 | ||
7356 | ||
7357 | Element.addMethods(); | |
7358 | /*------------------------------- DEPRECATED -------------------------------*/ | |
7359 | ||
7360 | Hash.toQueryString = Object.toQueryString; | |
7361 | ||
7362 | var Toggle = { display: Element.toggle }; | |
7363 | ||
7364 | Element.addMethods({ | |
7365 | childOf: Element.Methods.descendantOf | |
7366 | }); | |
7367 | ||
7368 | var Insertion = { | |
7369 | Before: function(element, content) { | |
7370 | return Element.insert(element, {before:content}); | |
7371 | }, | |
7372 | ||
7373 | Top: function(element, content) { | |
7374 | return Element.insert(element, {top:content}); | |
7375 | }, | |
7376 | ||
7377 | Bottom: function(element, content) { | |
7378 | return Element.insert(element, {bottom:content}); | |
7379 | }, | |
7380 | ||
7381 | After: function(element, content) { | |
7382 | return Element.insert(element, {after:content}); | |
7383 | } | |
7384 | }; | |
7385 | ||
7386 | var $continue = new Error('"throw $continue" is deprecated, use "return" instead'); | |
7387 | ||
7388 | var Position = { | |
7389 | includeScrollOffsets: false, | |
7390 | ||
7391 | prepare: function() { | |
7392 | this.deltaX = window.pageXOffset | |
7393 | || document.documentElement.scrollLeft | |
7394 | || document.body.scrollLeft | |
7395 | || 0; | |
7396 | this.deltaY = window.pageYOffset | |
7397 | || document.documentElement.scrollTop | |
7398 | || document.body.scrollTop | |
7399 | || 0; | |
7400 | }, | |
7401 | ||
7402 | within: function(element, x, y) { | |
7403 | if (this.includeScrollOffsets) | |
7404 | return this.withinIncludingScrolloffsets(element, x, y); | |
7405 | this.xcomp = x; | |
7406 | this.ycomp = y; | |
7407 | this.offset = Element.cumulativeOffset(element); | |
7408 | ||
7409 | return (y >= this.offset[1] && | |
7410 | y < this.offset[1] + element.offsetHeight && | |
7411 | x >= this.offset[0] && | |
7412 | x < this.offset[0] + element.offsetWidth); | |
7413 | }, | |
7414 | ||
7415 | withinIncludingScrolloffsets: function(element, x, y) { | |
7416 | var offsetcache = Element.cumulativeScrollOffset(element); | |
7417 | ||
7418 | this.xcomp = x + offsetcache[0] - this.deltaX; | |
7419 | this.ycomp = y + offsetcache[1] - this.deltaY; | |
7420 | this.offset = Element.cumulativeOffset(element); | |
7421 | ||
7422 | return (this.ycomp >= this.offset[1] && | |
7423 | this.ycomp < this.offset[1] + element.offsetHeight && | |
7424 | this.xcomp >= this.offset[0] && | |
7425 | this.xcomp < this.offset[0] + element.offsetWidth); | |
7426 | }, | |
7427 | ||
7428 | overlap: function(mode, element) { | |
7429 | if (!mode) return 0; | |
7430 | if (mode == 'vertical') | |
7431 | return ((this.offset[1] + element.offsetHeight) - this.ycomp) / | |
7432 | element.offsetHeight; | |
7433 | if (mode == 'horizontal') | |
7434 | return ((this.offset[0] + element.offsetWidth) - this.xcomp) / | |
7435 | element.offsetWidth; | |
7436 | }, | |
7437 | ||
7438 | ||
7439 | cumulativeOffset: Element.Methods.cumulativeOffset, | |
7440 | ||
7441 | positionedOffset: Element.Methods.positionedOffset, | |
7442 | ||
7443 | absolutize: function(element) { | |
7444 | Position.prepare(); | |
7445 | return Element.absolutize(element); | |
7446 | }, | |
7447 | ||
7448 | relativize: function(element) { | |
7449 | Position.prepare(); | |
7450 | return Element.relativize(element); | |
7451 | }, | |
7452 | ||
7453 | realOffset: Element.Methods.cumulativeScrollOffset, | |
7454 | ||
7455 | offsetParent: Element.Methods.getOffsetParent, | |
7456 | ||
7457 | page: Element.Methods.viewportOffset, | |
7458 | ||
7459 | clone: function(source, target, options) { | |
7460 | options = options || { }; | |
7461 | return Element.clonePosition(target, source, options); | |
7462 | } | |
7463 | }; | |
7464 | ||
7465 | /*--------------------------------------------------------------------------*/ | |
7466 | ||
7467 | if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){ | |
7468 | function iter(name) { | |
7469 | return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]"; | |
7470 | } | |
7471 | ||
7472 | instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ? | |
7473 | function(element, className) { | |
7474 | className = className.toString().strip(); | |
7475 | var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className); | |
7476 | return cond ? document._getElementsByXPath('.//*' + cond, element) : []; | |
7477 | } : function(element, className) { | |
7478 | className = className.toString().strip(); | |
7479 | var elements = [], classNames = (/\s/.test(className) ? $w(className) : null); | |
7480 | if (!classNames && !className) return elements; | |
7481 | ||
7482 | var nodes = $(element).getElementsByTagName('*'); | |
7483 | className = ' ' + className + ' '; | |
7484 | ||
7485 | for (var i = 0, child, cn; child = nodes[i]; i++) { | |
7486 | if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) || | |
7487 | (classNames && classNames.all(function(name) { | |
7488 | return !name.toString().blank() && cn.include(' ' + name + ' '); | |
7489 | })))) | |
7490 | elements.push(Element.extend(child)); | |
7491 | } | |
7492 | return elements; | |
7493 | }; | |
7494 | ||
7495 | return function(className, parentElement) { | |
7496 | return $(parentElement || document.body).getElementsByClassName(className); | |
7497 | }; | |
7498 | }(Element.Methods); | |
7499 | ||
7500 | /*--------------------------------------------------------------------------*/ | |
7501 | ||
7502 | Element.ClassNames = Class.create(); | |
7503 | Element.ClassNames.prototype = { | |
7504 | initialize: function(element) { | |
7505 | this.element = $(element); | |
7506 | }, | |
7507 | ||
7508 | _each: function(iterator, context) { | |
7509 | this.element.className.split(/\s+/).select(function(name) { | |
7510 | return name.length > 0; | |
7511 | })._each(iterator, context); | |
7512 | }, | |
7513 | ||
7514 | set: function(className) { | |
7515 | this.element.className = className; | |
7516 | }, | |
7517 | ||
7518 | add: function(classNameToAdd) { | |
7519 | if (this.include(classNameToAdd)) return; | |
7520 | this.set($A(this).concat(classNameToAdd).join(' ')); | |
7521 | }, | |
7522 | ||
7523 | remove: function(classNameToRemove) { | |
7524 | if (!this.include(classNameToRemove)) return; | |
7525 | this.set($A(this).without(classNameToRemove).join(' ')); | |
7526 | }, | |
7527 | ||
7528 | toString: function() { | |
7529 | return $A(this).join(' '); | |
7530 | } | |
7531 | }; | |
7532 | ||
7533 | Object.extend(Element.ClassNames.prototype, Enumerable); | |
7534 | ||
7535 | /*--------------------------------------------------------------------------*/ | |
7536 | ||
7537 | (function() { | |
7538 | window.Selector = Class.create({ | |
7539 | initialize: function(expression) { | |
7540 | this.expression = expression.strip(); | |
7541 | }, | |
7542 | ||
7543 | findElements: function(rootElement) { | |
7544 | return Prototype.Selector.select(this.expression, rootElement); | |
7545 | }, | |
7546 | ||
7547 | match: function(element) { | |
7548 | return Prototype.Selector.match(element, this.expression); | |
7549 | }, | |
7550 | ||
7551 | toString: function() { | |
7552 | return this.expression; | |
7553 | }, | |
7554 | ||
7555 | inspect: function() { | |
7556 | return "#<Selector: " + this.expression + ">"; | |
7557 | } | |
7558 | }); | |
7559 | ||
7560 | Object.extend(Selector, { | |
7561 | matchElements: function(elements, expression) { | |
7562 | var match = Prototype.Selector.match, | |
7563 | results = []; | |
7564 | ||
7565 | for (var i = 0, length = elements.length; i < length; i++) { | |
7566 | var element = elements[i]; | |
7567 | if (match(element, expression)) { | |
7568 | results.push(Element.extend(element)); | |
7569 | } | |
7570 | } | |
7571 | return results; | |
7572 | }, | |
7573 | ||
7574 | findElement: function(elements, expression, index) { | |
7575 | index = index || 0; | |
7576 | var matchIndex = 0, element; | |
7577 | for (var i = 0, length = elements.length; i < length; i++) { | |
7578 | element = elements[i]; | |
7579 | if (Prototype.Selector.match(element, expression) && index === matchIndex++) { | |
7580 | return Element.extend(element); | |
7581 | } | |
7582 | } | |
7583 | }, | |
7584 | ||
7585 | findChildElements: function(element, expressions) { | |
7586 | var selector = expressions.toArray().join(', '); | |
7587 | return Prototype.Selector.select(selector, element || document); | |
7588 | } | |
7589 | }); | |
7590 | })(); |