root / drupal7 / sites / all / themes / adaptivetheme / at_core / scripts / html5.js @ a08833bd
1 | a08833bd | Assos Assos | /**
|
---|---|---|---|
2 | * @preserve HTML5 Shiv 3.7.2 | @afarkas @jdalton @jon_neal @rem | MIT/GPL2 Licensed
|
||
3 | 74f6bef0 | Assos Assos | */
|
4 | a08833bd | Assos Assos | ;(function(window, document) {
|
5 | /*jshint evil:true */
|
||
6 | /** version */
|
||
7 | var version = '3.7.2'; |
||
8 | |||
9 | /** Preset options */
|
||
10 | var options = window.html5 || {};
|
||
11 | |||
12 | /** Used to skip problem elements */
|
||
13 | var reSkip = /^<|^(?:button|map|select|textarea|object|iframe|option|optgroup)$/i; |
||
14 | |||
15 | /** Not all elements can be cloned in IE **/
|
||
16 | var saveClones = /^(?:a|b|code|div|fieldset|h1|h2|h3|h4|h5|h6|i|label|li|ol|p|q|span|strong|style|table|tbody|td|th|tr|ul)$/i; |
||
17 | |||
18 | /** Detect whether the browser supports default html5 styles */
|
||
19 | var supportsHtml5Styles;
|
||
20 | |||
21 | /** Name of the expando, to work with multiple documents or to re-shiv one document */
|
||
22 | var expando = '_html5shiv'; |
||
23 | |||
24 | /** The id for the the documents expando */
|
||
25 | var expanID = 0; |
||
26 | |||
27 | /** Cached data for each document */
|
||
28 | var expandoData = {};
|
||
29 | |||
30 | /** Detect whether the browser supports unknown elements */
|
||
31 | var supportsUnknownElements;
|
||
32 | |||
33 | (function() {
|
||
34 | try {
|
||
35 | var a = document.createElement('a'); |
||
36 | a.innerHTML = '<xyz></xyz>';
|
||
37 | //if the hidden property is implemented we can assume, that the browser supports basic HTML5 Styles
|
||
38 | supportsHtml5Styles = ('hidden' in a); |
||
39 | |||
40 | supportsUnknownElements = a.childNodes.length == 1 || (function() { |
||
41 | // assign a false positive if unable to shiv
|
||
42 | (document.createElement)('a');
|
||
43 | var frag = document.createDocumentFragment();
|
||
44 | return (
|
||
45 | typeof frag.cloneNode == 'undefined' || |
||
46 | typeof frag.createDocumentFragment == 'undefined' || |
||
47 | typeof frag.createElement == 'undefined' |
||
48 | ); |
||
49 | }()); |
||
50 | } catch(e) {
|
||
51 | // assign a false positive if detection fails => unable to shiv
|
||
52 | supportsHtml5Styles = true;
|
||
53 | supportsUnknownElements = true;
|
||
54 | } |
||
55 | |||
56 | }()); |
||
57 | |||
58 | /*--------------------------------------------------------------------------*/
|
||
59 | |||
60 | /**
|
||
61 | * Creates a style sheet with the given CSS text and adds it to the document.
|
||
62 | * @private
|
||
63 | * @param {Document} ownerDocument The document.
|
||
64 | * @param {String} cssText The CSS text.
|
||
65 | * @returns {StyleSheet} The style element.
|
||
66 | */
|
||
67 | function addStyleSheet(ownerDocument, cssText) { |
||
68 | var p = ownerDocument.createElement('p'), |
||
69 | parent = ownerDocument.getElementsByTagName('head')[0] || ownerDocument.documentElement; |
||
70 | |||
71 | p.innerHTML = 'x<style>' + cssText + '</style>'; |
||
72 | return parent.insertBefore(p.lastChild, parent.firstChild);
|
||
73 | } |
||
74 | |||
75 | /**
|
||
76 | * Returns the value of `html5.elements` as an array.
|
||
77 | * @private
|
||
78 | * @returns {Array} An array of shived element node names.
|
||
79 | */
|
||
80 | function getElements() { |
||
81 | var elements = html5.elements;
|
||
82 | return typeof elements == 'string' ? elements.split(' ') : elements; |
||
83 | } |
||
84 | |||
85 | /**
|
||
86 | * Extends the built-in list of html5 elements
|
||
87 | * @memberOf html5
|
||
88 | * @param {String|Array} newElements whitespace separated list or array of new element names to shiv
|
||
89 | * @param {Document} ownerDocument The context document.
|
||
90 | */
|
||
91 | function addElements(newElements, ownerDocument) { |
||
92 | var elements = html5.elements;
|
||
93 | if(typeof elements != 'string'){ |
||
94 | elements = elements.join(' ');
|
||
95 | } |
||
96 | if(typeof newElements != 'string'){ |
||
97 | newElements = newElements.join(' ');
|
||
98 | } |
||
99 | html5.elements = elements +' '+ newElements;
|
||
100 | shivDocument(ownerDocument); |
||
101 | } |
||
102 | |||
103 | /**
|
||
104 | * Returns the data associated to the given document
|
||
105 | * @private
|
||
106 | * @param {Document} ownerDocument The document.
|
||
107 | * @returns {Object} An object of data.
|
||
108 | */
|
||
109 | function getExpandoData(ownerDocument) { |
||
110 | var data = expandoData[ownerDocument[expando]];
|
||
111 | if (!data) {
|
||
112 | data = {}; |
||
113 | expanID++; |
||
114 | ownerDocument[expando] = expanID; |
||
115 | expandoData[expanID] = data; |
||
116 | } |
||
117 | return data;
|
||
118 | } |
||
119 | |||
120 | /**
|
||
121 | * returns a shived element for the given nodeName and document
|
||
122 | * @memberOf html5
|
||
123 | * @param {String} nodeName name of the element
|
||
124 | * @param {Document} ownerDocument The context document.
|
||
125 | * @returns {Object} The shived element.
|
||
126 | */
|
||
127 | function createElement(nodeName, ownerDocument, data){ |
||
128 | if (!ownerDocument) {
|
||
129 | ownerDocument = document; |
||
130 | } |
||
131 | if(supportsUnknownElements){
|
||
132 | return ownerDocument.createElement(nodeName);
|
||
133 | } |
||
134 | if (!data) {
|
||
135 | data = getExpandoData(ownerDocument); |
||
136 | } |
||
137 | var node;
|
||
138 | |||
139 | if (data.cache[nodeName]) {
|
||
140 | node = data.cache[nodeName].cloneNode(); |
||
141 | } else if (saveClones.test(nodeName)) { |
||
142 | node = (data.cache[nodeName] = data.createElem(nodeName)).cloneNode(); |
||
143 | } else {
|
||
144 | node = data.createElem(nodeName); |
||
145 | } |
||
146 | |||
147 | // Avoid adding some elements to fragments in IE < 9 because
|
||
148 | // * Attributes like `name` or `type` cannot be set/changed once an element
|
||
149 | // is inserted into a document/fragment
|
||
150 | // * Link elements with `src` attributes that are inaccessible, as with
|
||
151 | // a 403 response, will cause the tab/window to crash
|
||
152 | // * Script elements appended to fragments will execute when their `src`
|
||
153 | // or `text` property is set
|
||
154 | return node.canHaveChildren && !reSkip.test(nodeName) && !node.tagUrn ? data.frag.appendChild(node) : node;
|
||
155 | } |
||
156 | |||
157 | /**
|
||
158 | * returns a shived DocumentFragment for the given document
|
||
159 | * @memberOf html5
|
||
160 | * @param {Document} ownerDocument The context document.
|
||
161 | * @returns {Object} The shived DocumentFragment.
|
||
162 | */
|
||
163 | function createDocumentFragment(ownerDocument, data){ |
||
164 | if (!ownerDocument) {
|
||
165 | ownerDocument = document; |
||
166 | } |
||
167 | if(supportsUnknownElements){
|
||
168 | return ownerDocument.createDocumentFragment();
|
||
169 | } |
||
170 | data = data || getExpandoData(ownerDocument); |
||
171 | var clone = data.frag.cloneNode(),
|
||
172 | i = 0,
|
||
173 | elems = getElements(), |
||
174 | l = elems.length; |
||
175 | for(;i<l;i++){
|
||
176 | clone.createElement(elems[i]); |
||
177 | } |
||
178 | return clone;
|
||
179 | } |
||
180 | |||
181 | /**
|
||
182 | * Shivs the `createElement` and `createDocumentFragment` methods of the document.
|
||
183 | * @private
|
||
184 | * @param {Document|DocumentFragment} ownerDocument The document.
|
||
185 | * @param {Object} data of the document.
|
||
186 | */
|
||
187 | function shivMethods(ownerDocument, data) { |
||
188 | if (!data.cache) {
|
||
189 | data.cache = {}; |
||
190 | data.createElem = ownerDocument.createElement; |
||
191 | data.createFrag = ownerDocument.createDocumentFragment; |
||
192 | data.frag = data.createFrag(); |
||
193 | } |
||
194 | |||
195 | |||
196 | ownerDocument.createElement = function(nodeName) { |
||
197 | //abort shiv
|
||
198 | if (!html5.shivMethods) {
|
||
199 | return data.createElem(nodeName);
|
||
200 | } |
||
201 | return createElement(nodeName, ownerDocument, data);
|
||
202 | }; |
||
203 | |||
204 | ownerDocument.createDocumentFragment = Function('h,f', 'return function(){' + |
||
205 | 'var n=f.cloneNode(),c=n.createElement;' +
|
||
206 | 'h.shivMethods&&(' +
|
||
207 | // unroll the `createElement` calls
|
||
208 | getElements().join().replace(/[\w\-:]+/g, function(nodeName) { |
||
209 | data.createElem(nodeName); |
||
210 | data.frag.createElement(nodeName); |
||
211 | return 'c("' + nodeName + '")'; |
||
212 | }) + |
||
213 | ');return n}'
|
||
214 | )(html5, data.frag); |
||
215 | } |
||
216 | |||
217 | /*--------------------------------------------------------------------------*/
|
||
218 | |||
219 | /**
|
||
220 | * Shivs the given document.
|
||
221 | * @memberOf html5
|
||
222 | * @param {Document} ownerDocument The document to shiv.
|
||
223 | * @returns {Document} The shived document.
|
||
224 | */
|
||
225 | function shivDocument(ownerDocument) { |
||
226 | if (!ownerDocument) {
|
||
227 | ownerDocument = document; |
||
228 | } |
||
229 | var data = getExpandoData(ownerDocument);
|
||
230 | |||
231 | if (html5.shivCSS && !supportsHtml5Styles && !data.hasCSS) {
|
||
232 | data.hasCSS = !!addStyleSheet(ownerDocument, |
||
233 | // corrects block display not defined in IE6/7/8/9
|
||
234 | 'article,aside,dialog,figcaption,figure,footer,header,hgroup,main,nav,section{display:block}' +
|
||
235 | // adds styling not present in IE6/7/8/9
|
||
236 | 'mark{background:#FF0;color:#000}' +
|
||
237 | // hides non-rendered elements
|
||
238 | 'template{display:none}'
|
||
239 | ); |
||
240 | } |
||
241 | if (!supportsUnknownElements) {
|
||
242 | shivMethods(ownerDocument, data); |
||
243 | } |
||
244 | return ownerDocument;
|
||
245 | } |
||
246 | |||
247 | /*--------------------------------------------------------------------------*/
|
||
248 | |||
249 | /**
|
||
250 | * The `html5` object is exposed so that more elements can be shived and
|
||
251 | * existing shiving can be detected on iframes.
|
||
252 | * @type Object
|
||
253 | * @example
|
||
254 | *
|
||
255 | * // options can be changed before the script is included
|
||
256 | * html5 = { 'elements': 'mark section', 'shivCSS': false, 'shivMethods': false };
|
||
257 | */
|
||
258 | var html5 = {
|
||
259 | |||
260 | /**
|
||
261 | * An array or space separated string of node names of the elements to shiv.
|
||
262 | * @memberOf html5
|
||
263 | * @type Array|String
|
||
264 | */
|
||
265 | 'elements': options.elements || 'abbr article aside audio bdi canvas data datalist details dialog figcaption figure footer header hgroup main mark meter nav output picture progress section summary template time video', |
||
266 | |||
267 | /**
|
||
268 | * current version of html5shiv
|
||
269 | */
|
||
270 | 'version': version,
|
||
271 | |||
272 | /**
|
||
273 | * A flag to indicate that the HTML5 style sheet should be inserted.
|
||
274 | * @memberOf html5
|
||
275 | * @type Boolean
|
||
276 | */
|
||
277 | 'shivCSS': (options.shivCSS !== false), |
||
278 | |||
279 | /**
|
||
280 | * Is equal to true if a browser supports creating unknown/HTML5 elements
|
||
281 | * @memberOf html5
|
||
282 | * @type boolean
|
||
283 | */
|
||
284 | 'supportsUnknownElements': supportsUnknownElements,
|
||
285 | |||
286 | /**
|
||
287 | * A flag to indicate that the document's `createElement` and `createDocumentFragment`
|
||
288 | * methods should be overwritten.
|
||
289 | * @memberOf html5
|
||
290 | * @type Boolean
|
||
291 | */
|
||
292 | 'shivMethods': (options.shivMethods !== false), |
||
293 | |||
294 | /**
|
||
295 | * A string to describe the type of `html5` object ("default" or "default print").
|
||
296 | * @memberOf html5
|
||
297 | * @type String
|
||
298 | */
|
||
299 | 'type': 'default', |
||
300 | |||
301 | // shivs the document according to the specified `html5` object options
|
||
302 | 'shivDocument': shivDocument,
|
||
303 | |||
304 | //creates a shived element
|
||
305 | createElement: createElement,
|
||
306 | |||
307 | //creates a shived documentFragment
|
||
308 | createDocumentFragment: createDocumentFragment,
|
||
309 | |||
310 | //extends list of elements
|
||
311 | addElements: addElements
|
||
312 | }; |
||
313 | |||
314 | /*--------------------------------------------------------------------------*/
|
||
315 | |||
316 | // expose html5
|
||
317 | window.html5 = html5; |
||
318 | |||
319 | // shiv the document
|
||
320 | shivDocument(document); |
||
321 | |||
322 | /*------------------------------- Print Shiv -------------------------------*/
|
||
323 | |||
324 | /** Used to filter media types */
|
||
325 | var reMedia = /^$|\b(?:all|print)\b/; |
||
326 | |||
327 | /** Used to namespace printable elements */
|
||
328 | var shivNamespace = 'html5shiv'; |
||
329 | |||
330 | /** Detect whether the browser supports shivable style sheets */
|
||
331 | var supportsShivableSheets = !supportsUnknownElements && (function() { |
||
332 | // assign a false negative if unable to shiv
|
||
333 | var docEl = document.documentElement;
|
||
334 | return !(
|
||
335 | typeof document.namespaces == 'undefined' || |
||
336 | typeof document.parentWindow == 'undefined' || |
||
337 | typeof docEl.applyElement == 'undefined' || |
||
338 | typeof docEl.removeNode == 'undefined' || |
||
339 | typeof window.attachEvent == 'undefined' |
||
340 | ); |
||
341 | }()); |
||
342 | |||
343 | /*--------------------------------------------------------------------------*/
|
||
344 | |||
345 | /**
|
||
346 | * Wraps all HTML5 elements in the given document with printable elements.
|
||
347 | * (eg. the "header" element is wrapped with the "html5shiv:header" element)
|
||
348 | * @private
|
||
349 | * @param {Document} ownerDocument The document.
|
||
350 | * @returns {Array} An array wrappers added.
|
||
351 | */
|
||
352 | function addWrappers(ownerDocument) { |
||
353 | var node,
|
||
354 | nodes = ownerDocument.getElementsByTagName('*'),
|
||
355 | index = nodes.length, |
||
356 | reElements = RegExp('^(?:' + getElements().join('|') + ')$', 'i'), |
||
357 | result = []; |
||
358 | |||
359 | while (index--) {
|
||
360 | node = nodes[index]; |
||
361 | if (reElements.test(node.nodeName)) {
|
||
362 | result.push(node.applyElement(createWrapper(node))); |
||
363 | } |
||
364 | } |
||
365 | return result;
|
||
366 | } |
||
367 | |||
368 | /**
|
||
369 | * Creates a printable wrapper for the given element.
|
||
370 | * @private
|
||
371 | * @param {Element} element The element.
|
||
372 | * @returns {Element} The wrapper.
|
||
373 | */
|
||
374 | function createWrapper(element) { |
||
375 | var node,
|
||
376 | nodes = element.attributes, |
||
377 | index = nodes.length, |
||
378 | wrapper = element.ownerDocument.createElement(shivNamespace + ':' + element.nodeName);
|
||
379 | |||
380 | // copy element attributes to the wrapper
|
||
381 | while (index--) {
|
||
382 | node = nodes[index]; |
||
383 | node.specified && wrapper.setAttribute(node.nodeName, node.nodeValue); |
||
384 | } |
||
385 | // copy element styles to the wrapper
|
||
386 | wrapper.style.cssText = element.style.cssText; |
||
387 | return wrapper;
|
||
388 | } |
||
389 | |||
390 | /**
|
||
391 | * Shivs the given CSS text.
|
||
392 | * (eg. header{} becomes html5shiv\:header{})
|
||
393 | * @private
|
||
394 | * @param {String} cssText The CSS text to shiv.
|
||
395 | * @returns {String} The shived CSS text.
|
||
396 | */
|
||
397 | function shivCssText(cssText) { |
||
398 | var pair,
|
||
399 | parts = cssText.split('{'),
|
||
400 | index = parts.length, |
||
401 | reElements = RegExp('(^|[\\s,>+~])(' + getElements().join('|') + ')(?=[[\\s,>+~#.:]|$)', 'gi'), |
||
402 | replacement = '$1' + shivNamespace + '\\:$2'; |
||
403 | |||
404 | while (index--) {
|
||
405 | pair = parts[index] = parts[index].split('}');
|
||
406 | pair[pair.length - 1] = pair[pair.length - 1].replace(reElements, replacement); |
||
407 | parts[index] = pair.join('}');
|
||
408 | } |
||
409 | return parts.join('{'); |
||
410 | } |
||
411 | |||
412 | /**
|
||
413 | * Removes the given wrappers, leaving the original elements.
|
||
414 | * @private
|
||
415 | * @params {Array} wrappers An array of printable wrappers.
|
||
416 | */
|
||
417 | function removeWrappers(wrappers) { |
||
418 | var index = wrappers.length;
|
||
419 | while (index--) {
|
||
420 | wrappers[index].removeNode(); |
||
421 | } |
||
422 | } |
||
423 | |||
424 | /*--------------------------------------------------------------------------*/
|
||
425 | |||
426 | /**
|
||
427 | * Shivs the given document for print.
|
||
428 | * @memberOf html5
|
||
429 | * @param {Document} ownerDocument The document to shiv.
|
||
430 | * @returns {Document} The shived document.
|
||
431 | */
|
||
432 | function shivPrint(ownerDocument) { |
||
433 | var shivedSheet,
|
||
434 | wrappers, |
||
435 | data = getExpandoData(ownerDocument), |
||
436 | namespaces = ownerDocument.namespaces, |
||
437 | ownerWindow = ownerDocument.parentWindow; |
||
438 | |||
439 | if (!supportsShivableSheets || ownerDocument.printShived) {
|
||
440 | return ownerDocument;
|
||
441 | } |
||
442 | if (typeof namespaces[shivNamespace] == 'undefined') { |
||
443 | namespaces.add(shivNamespace); |
||
444 | } |
||
445 | |||
446 | function removeSheet() { |
||
447 | clearTimeout(data._removeSheetTimer); |
||
448 | if (shivedSheet) {
|
||
449 | shivedSheet.removeNode(true);
|
||
450 | } |
||
451 | shivedSheet= null;
|
||
452 | } |
||
453 | |||
454 | ownerWindow.attachEvent('onbeforeprint', function() { |
||
455 | |||
456 | removeSheet(); |
||
457 | |||
458 | var imports,
|
||
459 | length, |
||
460 | sheet, |
||
461 | collection = ownerDocument.styleSheets, |
||
462 | cssText = [], |
||
463 | index = collection.length, |
||
464 | sheets = Array(index); |
||
465 | |||
466 | // convert styleSheets collection to an array
|
||
467 | while (index--) {
|
||
468 | sheets[index] = collection[index]; |
||
469 | } |
||
470 | // concat all style sheet CSS text
|
||
471 | while ((sheet = sheets.pop())) {
|
||
472 | // IE does not enforce a same origin policy for external style sheets...
|
||
473 | // but has trouble with some dynamically created stylesheets
|
||
474 | if (!sheet.disabled && reMedia.test(sheet.media)) {
|
||
475 | |||
476 | try {
|
||
477 | imports = sheet.imports; |
||
478 | length = imports.length; |
||
479 | } catch(er){
|
||
480 | length = 0;
|
||
481 | } |
||
482 | |||
483 | for (index = 0; index < length; index++) { |
||
484 | sheets.push(imports[index]); |
||
485 | } |
||
486 | |||
487 | try {
|
||
488 | cssText.push(sheet.cssText); |
||
489 | } catch(er){}
|
||
490 | } |
||
491 | } |
||
492 | |||
493 | // wrap all HTML5 elements with printable elements and add the shived style sheet
|
||
494 | cssText = shivCssText(cssText.reverse().join(''));
|
||
495 | wrappers = addWrappers(ownerDocument); |
||
496 | shivedSheet = addStyleSheet(ownerDocument, cssText); |
||
497 | |||
498 | }); |
||
499 | |||
500 | ownerWindow.attachEvent('onafterprint', function() { |
||
501 | // remove wrappers, leaving the original elements, and remove the shived style sheet
|
||
502 | removeWrappers(wrappers); |
||
503 | clearTimeout(data._removeSheetTimer); |
||
504 | data._removeSheetTimer = setTimeout(removeSheet, 500);
|
||
505 | }); |
||
506 | |||
507 | ownerDocument.printShived = true;
|
||
508 | return ownerDocument;
|
||
509 | } |
||
510 | |||
511 | /*--------------------------------------------------------------------------*/
|
||
512 | |||
513 | // expose API
|
||
514 | html5.type += ' print';
|
||
515 | html5.shivPrint = shivPrint; |
||
516 | |||
517 | // shiv for print
|
||
518 | shivPrint(document); |
||
519 | |||
520 | }(this, document)); |