Introducing mediaWiki.language, and mediaWiki.message which are modeled after their...
[lhc/web/wiklou.git] / skins / common / wikibits.js
1 // MediaWiki JavaScript support functions
2
3 window.clientPC = navigator.userAgent.toLowerCase(); // Get client info
4 window.is_gecko = /gecko/.test( clientPC ) &&
5 !/khtml|spoofer|netscape\/7\.0/.test(clientPC);
6
7 window.is_safari = window.is_safari_win = window.webkit_version =
8 window.is_chrome = window.is_chrome_mac = false;
9 window.webkit_match = clientPC.match(/applewebkit\/(\d+)/);
10 if (webkit_match) {
11 window.is_safari = clientPC.indexOf('applewebkit') != -1 &&
12 clientPC.indexOf('spoofer') == -1;
13 window.is_safari_win = is_safari && clientPC.indexOf('windows') != -1;
14 window.webkit_version = parseInt(webkit_match[1]);
15 // Tests for chrome here, to avoid breaking old scripts safari left alone
16 // This is here for accesskeys
17 window.is_chrome = clientPC.indexOf('chrome') !== -1 &&
18 clientPC.indexOf('spoofer') === -1;
19 window.is_chrome_mac = is_chrome && clientPC.indexOf('mac') !== -1
20 }
21
22 // For accesskeys; note that FF3+ is included here!
23 window.is_ff2 = /firefox\/[2-9]|minefield\/3/.test( clientPC );
24 window.ff2_bugs = /firefox\/2/.test( clientPC );
25 // These aren't used here, but some custom scripts rely on them
26 window.is_ff2_win = is_ff2 && clientPC.indexOf('windows') != -1;
27 window.is_ff2_x11 = is_ff2 && clientPC.indexOf('x11') != -1;
28
29 window.is_opera = window.is_opera_preseven = window.is_opera_95 =
30 window.opera6_bugs = window.opera7_bugs = window.opera95_bugs = false;
31 if (clientPC.indexOf('opera') != -1) {
32 window.is_opera = true;
33 window.is_opera_preseven = window.opera && !document.childNodes;
34 window.is_opera_seven = window.opera && document.childNodes;
35 window.is_opera_95 = /opera\/(9\.[5-9]|[1-9][0-9])/.test( clientPC );
36 window.opera6_bugs = is_opera_preseven;
37 window.opera7_bugs = is_opera_seven && !is_opera_95;
38 window.opera95_bugs = /opera\/(9\.5)/.test( clientPC );
39 }
40 // As recommended by <http://msdn.microsoft.com/en-us/library/ms537509.aspx>,
41 // avoiding false positives from moronic extensions that append to the IE UA
42 // string (bug 23171)
43 window.ie6_bugs = false;
44 if ( /msie ([0-9]{1,}[\.0-9]{0,})/.exec( clientPC ) != null
45 && parseFloat( RegExp.$1 ) <= 6.0 ) {
46 ie6_bugs = true;
47 }
48
49 // Global external objects used by this script.
50 /*extern ta, stylepath, skin */
51
52 // add any onload functions in this hook (please don't hard-code any events in the xhtml source)
53 window.doneOnloadHook = undefined;
54
55 if (!window.onloadFuncts) {
56 window.onloadFuncts = [];
57 }
58
59 window.addOnloadHook = function( hookFunct ) {
60 // Allows add-on scripts to add onload functions
61 if( !doneOnloadHook ) {
62 onloadFuncts[onloadFuncts.length] = hookFunct;
63 } else {
64 hookFunct(); // bug in MSIE script loading
65 }
66 }
67
68 window.importScript = function( page ) {
69 // TODO: might want to introduce a utility function to match wfUrlencode() in PHP
70 var uri = wgScript + '?title=' +
71 encodeURIComponent(page.replace(/ /g,'_')).replace(/%2F/ig,'/').replace(/%3A/ig,':') +
72 '&action=raw&ctype=text/javascript';
73 return importScriptURI( uri );
74 }
75
76 window.loadedScripts = {}; // included-scripts tracker
77 window.importScriptURI = function( url ) {
78 if ( loadedScripts[url] ) {
79 return null;
80 }
81 loadedScripts[url] = true;
82 var s = document.createElement( 'script' );
83 s.setAttribute( 'src', url );
84 s.setAttribute( 'type', 'text/javascript' );
85 document.getElementsByTagName('head')[0].appendChild( s );
86 return s;
87 }
88
89 window.importStylesheet = function( page ) {
90 return importStylesheetURI( wgScript + '?action=raw&ctype=text/css&title=' + encodeURIComponent( page.replace(/ /g,'_') ) );
91 }
92
93 window.importStylesheetURI = function( url, media ) {
94 var l = document.createElement( 'link' );
95 l.type = 'text/css';
96 l.rel = 'stylesheet';
97 l.href = url;
98 if( media ) {
99 l.media = media;
100 }
101 document.getElementsByTagName('head')[0].appendChild( l );
102 return l;
103 }
104
105 window.appendCSS = function( text ) {
106 var s = document.createElement( 'style' );
107 s.type = 'text/css';
108 s.rel = 'stylesheet';
109 if ( s.styleSheet ) {
110 s.styleSheet.cssText = text; // IE
111 } else {
112 s.appendChild( document.createTextNode( text + '' ) ); // Safari sometimes borks on null
113 }
114 document.getElementsByTagName('head')[0].appendChild( s );
115 return s;
116 }
117
118 // Special stylesheet links for Monobook only (see bug 14717)
119 if ( typeof stylepath != 'undefined' && skin == 'monobook' ) {
120 if ( opera6_bugs ) {
121 importStylesheetURI( stylepath + '/' + skin + '/Opera6Fixes.css' );
122 } else if ( opera7_bugs ) {
123 importStylesheetURI( stylepath + '/' + skin + '/Opera7Fixes.css' );
124 } else if ( opera95_bugs ) {
125 importStylesheetURI( stylepath + '/' + skin + '/Opera9Fixes.css' );
126 } else if ( ff2_bugs ) {
127 importStylesheetURI( stylepath + '/' + skin + '/FF2Fixes.css' );
128 }
129 }
130
131
132 if ( 'wgBreakFrames' in window && window.wgBreakFrames ) {
133 // Un-trap us from framesets
134 if ( window.top != window ) {
135 window.top.location = window.location;
136 }
137 }
138
139 window.showTocToggle = function() {
140 if ( document.createTextNode ) {
141 // Uses DOM calls to avoid document.write + XHTML issues
142
143 var linkHolder = document.getElementById( 'toctitle' );
144 var existingLink = document.getElementById( 'togglelink' );
145 if ( !linkHolder || existingLink ) {
146 // Don't add the toggle link twice
147 return;
148 }
149
150 var outerSpan = document.createElement( 'span' );
151 outerSpan.className = 'toctoggle';
152
153 var toggleLink = document.createElement( 'a' );
154 toggleLink.id = 'togglelink';
155 toggleLink.className = 'internal';
156 toggleLink.href = '#';
157 addClickHandler( toggleLink, function( evt ) { toggleToc(); return killEvt( evt ); } );
158
159 toggleLink.appendChild( document.createTextNode( mediaWiki.message( 'hidetoc' ) ) );
160
161 outerSpan.appendChild( document.createTextNode( '[' ) );
162 outerSpan.appendChild( toggleLink );
163 outerSpan.appendChild( document.createTextNode( ']' ) );
164
165 linkHolder.appendChild( document.createTextNode( ' ' ) );
166 linkHolder.appendChild( outerSpan );
167
168 var cookiePos = document.cookie.indexOf( "hidetoc=" );
169 if ( cookiePos > -1 && document.cookie.charAt( cookiePos + 8 ) == 1 ) {
170 toggleToc();
171 }
172 }
173 }
174
175 window.changeText = function( el, newText ) {
176 // Safari work around
177 if ( el.innerText ) {
178 el.innerText = newText;
179 } else if ( el.firstChild && el.firstChild.nodeValue ) {
180 el.firstChild.nodeValue = newText;
181 }
182 }
183
184 window.killEvt = function( evt ) {
185 evt = evt || window.event || window.Event; // W3C, IE, Netscape
186 if ( typeof ( evt.preventDefault ) != 'undefined' ) {
187 evt.preventDefault(); // Don't follow the link
188 evt.stopPropagation();
189 } else {
190 evt.cancelBubble = true; // IE
191 }
192 return false; // Don't follow the link (IE)
193 }
194
195 window.toggleToc = function() {
196 var tocmain = document.getElementById( 'toc' );
197 var toc = document.getElementById('toc').getElementsByTagName('ul')[0];
198 var toggleLink = document.getElementById( 'togglelink' );
199
200 if ( toc && toggleLink && toc.style.display == 'none' ) {
201 changeText( toggleLink, mediaWiki.message( 'hidetoc' ) );
202 toc.style.display = 'block';
203 document.cookie = "hidetoc=0";
204 tocmain.className = 'toc';
205 } else {
206 changeText( toggleLink, mediaWiki.message( 'showtoc' ) );
207 toc.style.display = 'none';
208 document.cookie = "hidetoc=1";
209 tocmain.className = 'toc tochidden';
210 }
211 return false;
212 }
213
214 window.mwEditButtons = [];
215 window.mwCustomEditButtons = []; // eg to add in MediaWiki:Common.js
216
217 window.escapeQuotes = function( text ) {
218 var re = new RegExp( "'", "g" );
219 text = text.replace( re, "\\'" );
220 re = new RegExp( "\\n", "g" );
221 text = text.replace( re, "\\n" );
222 return escapeQuotesHTML( text );
223 }
224
225 window.escapeQuotesHTML = function( text ) {
226 var re = new RegExp( '&', "g" );
227 text = text.replace( re, "&amp;" );
228 re = new RegExp( '"', "g" );
229 text = text.replace( re, "&quot;" );
230 re = new RegExp( '<', "g" );
231 text = text.replace( re, "&lt;" );
232 re = new RegExp( '>', "g" );
233 text = text.replace( re, "&gt;" );
234 return text;
235 }
236
237 /**
238 * Set the accesskey prefix based on browser detection.
239 */
240 window.tooltipAccessKeyPrefix = 'alt-';
241 if ( is_opera ) {
242 tooltipAccessKeyPrefix = 'shift-esc-';
243 } else if ( is_chrome ) {
244 tooltipAccessKeyPrefix = is_chrome_mac ? 'ctrl-option-' : 'alt-';
245 } else if ( !is_safari_win && is_safari && webkit_version > 526 ) {
246 tooltipAccessKeyPrefix = 'ctrl-alt-';
247 } else if ( !is_safari_win && ( is_safari
248 || clientPC.indexOf('mac') != -1
249 || clientPC.indexOf('konqueror') != -1 ) ) {
250 tooltipAccessKeyPrefix = 'ctrl-';
251 } else if ( is_ff2 ) {
252 tooltipAccessKeyPrefix = 'alt-shift-';
253 }
254 window.tooltipAccessKeyRegexp = /\[(ctrl-)?(alt-)?(shift-)?(esc-)?(.)\]$/;
255
256 /**
257 * Add the appropriate prefix to the accesskey shown in the tooltip.
258 * If the nodeList parameter is given, only those nodes are updated;
259 * otherwise, all the nodes that will probably have accesskeys by
260 * default are updated.
261 *
262 * @param Array nodeList -- list of elements to update
263 */
264 window.updateTooltipAccessKeys = function( nodeList ) {
265 if ( !nodeList ) {
266 // Rather than scan all links on the whole page, we can just scan these
267 // containers which contain the relevant links. This is really just an
268 // optimization technique.
269 var linkContainers = [
270 'column-one', // Monobook and Modern
271 'mw-head', 'mw-panel', 'p-logo' // Vector
272 ];
273 for ( var i in linkContainers ) {
274 var linkContainer = document.getElementById( linkContainers[i] );
275 if ( linkContainer ) {
276 updateTooltipAccessKeys( linkContainer.getElementsByTagName( 'a' ) );
277 }
278 }
279 // these are rare enough that no such optimization is needed
280 updateTooltipAccessKeys( document.getElementsByTagName( 'input' ) );
281 updateTooltipAccessKeys( document.getElementsByTagName( 'label' ) );
282 return;
283 }
284
285 for ( var i = 0; i < nodeList.length; i++ ) {
286 var element = nodeList[i];
287 var tip = element.getAttribute( 'title' );
288 if ( tip && tooltipAccessKeyRegexp.exec( tip ) ) {
289 tip = tip.replace(tooltipAccessKeyRegexp,
290 '[' + tooltipAccessKeyPrefix + "$5]");
291 element.setAttribute( 'title', tip );
292 }
293 }
294 }
295
296 /**
297 * Add a link to one of the portlet menus on the page, including:
298 *
299 * p-cactions: Content actions (shown as tabs above the main content in Monobook)
300 * p-personal: Personal tools (shown at the top right of the page in Monobook)
301 * p-navigation: Navigation
302 * p-tb: Toolbox
303 *
304 * This function exists for the convenience of custom JS authors. All
305 * but the first three parameters are optional, though providing at
306 * least an id and a tooltip is recommended.
307 *
308 * By default the new link will be added to the end of the list. To
309 * add the link before a given existing item, pass the DOM node of
310 * that item (easily obtained with document.getElementById()) as the
311 * nextnode parameter; to add the link _after_ an existing item, pass
312 * the node's nextSibling instead.
313 *
314 * @param String portlet -- id of the target portlet ("p-cactions", "p-personal", "p-navigation" or "p-tb")
315 * @param String href -- link URL
316 * @param String text -- link text (will be automatically lowercased by CSS for p-cactions in Monobook)
317 * @param String id -- id of the new item, should be unique and preferably have the appropriate prefix ("ca-", "pt-", "n-" or "t-")
318 * @param String tooltip -- text to show when hovering over the link, without accesskey suffix
319 * @param String accesskey -- accesskey to activate this link (one character, try to avoid conflicts)
320 * @param Node nextnode -- the DOM node before which the new item should be added, should be another item in the same list
321 *
322 * @return Node -- the DOM node of the new item (an LI element) or null
323 */
324 window.addPortletLink = function( portlet, href, text, id, tooltip, accesskey, nextnode ) {
325 var root = document.getElementById( portlet );
326 if ( !root ) {
327 return null;
328 }
329 var uls = root.getElementsByTagName( 'ul' );
330 var node;
331 if ( uls.length > 0 ) {
332 node = uls[0];
333 } else {
334 node = document.createElement( 'ul' );
335 var lastElementChild = null;
336 for ( var i = 0; i < root.childNodes.length; ++i ) { /* get root.lastElementChild */
337 if ( root.childNodes[i].nodeType == 1 ) {
338 lastElementChild = root.childNodes[i];
339 }
340 }
341 if ( lastElementChild && lastElementChild.nodeName.match( /div/i ) ) {
342 /* Insert into the menu divs */
343 lastElementChild.appendChild( node );
344 } else {
345 root.appendChild( node );
346 }
347 }
348 if ( !node ) {
349 return null;
350 }
351
352 // unhide portlet if it was hidden before
353 root.className = root.className.replace( /(^| )emptyPortlet( |$)/, "$2" );
354
355 var link = document.createElement( 'a' );
356 link.appendChild( document.createTextNode( text ) );
357 link.href = href;
358
359 // Wrap in a span - make it work with vector tabs and has no effect on any other portlets
360 var span = document.createElement( 'span' );
361 span.appendChild( link );
362
363 var item = document.createElement( 'li' );
364 item.appendChild( span );
365 if ( id ) {
366 item.id = id;
367 }
368
369 if ( accesskey ) {
370 link.setAttribute( 'accesskey', accesskey );
371 tooltip += ' [' + accesskey + ']';
372 }
373 if ( tooltip ) {
374 link.setAttribute( 'title', tooltip );
375 }
376 if ( accesskey && tooltip ) {
377 updateTooltipAccessKeys( new Array( link ) );
378 }
379
380 if ( nextnode && nextnode.parentNode == node ) {
381 node.insertBefore( item, nextnode );
382 } else {
383 node.appendChild( item ); // IE compatibility (?)
384 }
385
386 return item;
387 }
388
389 window.getInnerText = function( el ) {
390 if ( el.getAttribute( 'data-sort-value' ) !== null ) {
391 return el.getAttribute( 'data-sort-value' );
392 }
393
394 if ( typeof el == 'string' ) {
395 return el;
396 }
397 if ( typeof el == 'undefined' ) {
398 return el;
399 }
400 if ( el.textContent ) {
401 return el.textContent; // not needed but it is faster
402 }
403 if ( el.innerText ) {
404 return el.innerText; // IE doesn't have textContent
405 }
406 var str = '';
407
408 var cs = el.childNodes;
409 var l = cs.length;
410 for ( var i = 0; i < l; i++ ) {
411 switch ( cs[i].nodeType ) {
412 case 1: // ELEMENT_NODE
413 str += ts_getInnerText( cs[i] );
414 break;
415 case 3: // TEXT_NODE
416 str += cs[i].nodeValue;
417 break;
418 }
419 }
420 return str;
421 }
422
423 /* Dummy for deprecated function */
424 window.ta = [];
425 window.akeytt = function( doId ) {
426 }
427
428 window.checkboxes = undefined;
429 window.lastCheckbox = undefined;
430
431 window.setupCheckboxShiftClick = function() {
432 checkboxes = [];
433 lastCheckbox = null;
434 var inputs = document.getElementsByTagName( 'input' );
435 addCheckboxClickHandlers( inputs );
436 }
437
438 window.addCheckboxClickHandlers = function( inputs, start ) {
439 if ( !start ) {
440 start = 0;
441 }
442
443 var finish = start + 250;
444 if ( finish > inputs.length ) {
445 finish = inputs.length;
446 }
447
448 for ( var i = start; i < finish; i++ ) {
449 var cb = inputs[i];
450 if ( !cb.type || cb.type.toLowerCase() != 'checkbox' || ( ' ' + cb.className + ' ' ).indexOf( ' noshiftselect ' ) != -1 ) {
451 continue;
452 }
453 var end = checkboxes.length;
454 checkboxes[end] = cb;
455 cb.index = end;
456 addClickHandler( cb, checkboxClickHandler );
457 }
458
459 if ( finish < inputs.length ) {
460 setTimeout( function() {
461 addCheckboxClickHandlers( inputs, finish );
462 }, 200 );
463 }
464 }
465
466 window.checkboxClickHandler = function( e ) {
467 if ( typeof e == 'undefined' ) {
468 e = window.event;
469 }
470 if ( !e.shiftKey || lastCheckbox === null ) {
471 lastCheckbox = this.index;
472 return true;
473 }
474 var endState = this.checked;
475 var start, finish;
476 if ( this.index < lastCheckbox ) {
477 start = this.index + 1;
478 finish = lastCheckbox;
479 } else {
480 start = lastCheckbox;
481 finish = this.index - 1;
482 }
483 for ( var i = start; i <= finish; ++i ) {
484 checkboxes[i].checked = endState;
485 if( i > start && typeof checkboxes[i].onchange == 'function' ) {
486 checkboxes[i].onchange(); // fire triggers
487 }
488 }
489 lastCheckbox = this.index;
490 return true;
491 }
492
493
494 /*
495 Written by Jonathan Snook, http://www.snook.ca/jonathan
496 Add-ons by Robert Nyman, http://www.robertnyman.com
497 Author says "The credit comment is all it takes, no license. Go crazy with it!:-)"
498 From http://www.robertnyman.com/2005/11/07/the-ultimate-getelementsbyclassname/
499 */
500 window.getElementsByClassName = function( oElm, strTagName, oClassNames ) {
501 var arrReturnElements = new Array();
502 if ( typeof( oElm.getElementsByClassName ) == 'function' ) {
503 /* Use a native implementation where possible FF3, Saf3.2, Opera 9.5 */
504 var arrNativeReturn = oElm.getElementsByClassName( oClassNames );
505 if ( strTagName == '*' ) {
506 return arrNativeReturn;
507 }
508 for ( var h = 0; h < arrNativeReturn.length; h++ ) {
509 if( arrNativeReturn[h].tagName.toLowerCase() == strTagName.toLowerCase() ) {
510 arrReturnElements[arrReturnElements.length] = arrNativeReturn[h];
511 }
512 }
513 return arrReturnElements;
514 }
515 var arrElements = ( strTagName == '*' && oElm.all ) ? oElm.all : oElm.getElementsByTagName( strTagName );
516 var arrRegExpClassNames = new Array();
517 if( typeof oClassNames == 'object' ) {
518 for( var i = 0; i < oClassNames.length; i++ ) {
519 arrRegExpClassNames[arrRegExpClassNames.length] =
520 new RegExp("(^|\\s)" + oClassNames[i].replace(/\-/g, "\\-") + "(\\s|$)");
521 }
522 } else {
523 arrRegExpClassNames[arrRegExpClassNames.length] =
524 new RegExp("(^|\\s)" + oClassNames.replace(/\-/g, "\\-") + "(\\s|$)");
525 }
526 var oElement;
527 var bMatchesAll;
528 for( var j = 0; j < arrElements.length; j++ ) {
529 oElement = arrElements[j];
530 bMatchesAll = true;
531 for( var k = 0; k < arrRegExpClassNames.length; k++ ) {
532 if( !arrRegExpClassNames[k].test( oElement.className ) ) {
533 bMatchesAll = false;
534 break;
535 }
536 }
537 if( bMatchesAll ) {
538 arrReturnElements[arrReturnElements.length] = oElement;
539 }
540 }
541 return ( arrReturnElements );
542 }
543
544 window.redirectToFragment = function( fragment ) {
545 var match = navigator.userAgent.match(/AppleWebKit\/(\d+)/);
546 if ( match ) {
547 var webKitVersion = parseInt( match[1] );
548 if ( webKitVersion < 420 ) {
549 // Released Safari w/ WebKit 418.9.1 messes up horribly
550 // Nightlies of 420+ are ok
551 return;
552 }
553 }
554 if ( window.location.hash == '' ) {
555 window.location.hash = fragment;
556
557 // Mozilla needs to wait until after load, otherwise the window doesn't
558 // scroll. See <https://bugzilla.mozilla.org/show_bug.cgi?id=516293>.
559 // There's no obvious way to detect this programmatically, so we use
560 // version-testing. If Firefox fixes the bug, they'll jump twice, but
561 // better twice than not at all, so make the fix hit future versions as
562 // well.
563 if ( is_gecko ) {
564 addOnloadHook(function() {
565 if ( window.location.hash == fragment ) {
566 window.location.hash = fragment;
567 }
568 });
569 }
570 }
571 }
572
573 /*
574 * Table sorting script based on one (c) 1997-2006 Stuart Langridge and Joost
575 * de Valk:
576 * http://www.joostdevalk.nl/code/sortable-table/
577 * http://www.kryogenix.org/code/browser/sorttable/
578 *
579 * @todo don't break on colspans/rowspans (bug 8028)
580 * @todo language-specific digit grouping/decimals (bug 8063)
581 * @todo support all accepted date formats (bug 8226)
582 */
583
584 window.ts_image_path = stylepath + '/common/images/';
585 window.ts_image_up = 'sort_up.gif';
586 window.ts_image_down = 'sort_down.gif';
587 window.ts_image_none = 'sort_none.gif';
588 window.ts_europeandate = wgContentLanguage != 'en'; // The non-American-inclined can change to "true"
589 window.ts_alternate_row_colors = false;
590 window.ts_number_transform_table = null;
591 window.ts_number_regex = null;
592
593 window.sortables_init = function() {
594 var idnum = 0;
595 // Find all tables with class sortable and make them sortable
596 var tables = getElementsByClassName( document, 'table', 'sortable' );
597 for ( var ti = 0; ti < tables.length ; ti++ ) {
598 if ( !tables[ti].id ) {
599 tables[ti].setAttribute( 'id', 'sortable_table_id_' + idnum );
600 ++idnum;
601 }
602 ts_makeSortable( tables[ti] );
603 }
604 }
605
606 window.ts_makeSortable = function( table ) {
607 var firstRow;
608 if ( table.rows && table.rows.length > 0 ) {
609 if ( table.tHead && table.tHead.rows.length > 0 ) {
610 firstRow = table.tHead.rows[table.tHead.rows.length-1];
611 } else {
612 firstRow = table.rows[0];
613 }
614 }
615 if ( !firstRow ) {
616 return;
617 }
618
619 // We have a first row: assume it's the header, and make its contents clickable links
620 for ( var i = 0; i < firstRow.cells.length; i++ ) {
621 var cell = firstRow.cells[i];
622 if ( (' ' + cell.className + ' ').indexOf(' unsortable ') == -1 ) {
623 cell.innerHTML += '<a href="#" class="sortheader" '
624 + 'onclick="ts_resortTable(this);return false;">'
625 + '<span class="sortarrow">'
626 + '<img src="'
627 + ts_image_path
628 + ts_image_none
629 + '" alt="&darr;"/></span></a>';
630 }
631 }
632 if ( ts_alternate_row_colors ) {
633 ts_alternate( table );
634 }
635 }
636
637 window.ts_getInnerText = function( el ) {
638 return getInnerText( el );
639 }
640
641 window.ts_resortTable = function( lnk ) {
642 // get the span
643 var span = lnk.getElementsByTagName('span')[0];
644
645 var td = lnk.parentNode;
646 var tr = td.parentNode;
647 var column = td.cellIndex;
648
649 var table = tr.parentNode;
650 while ( table && !( table.tagName && table.tagName.toLowerCase() == 'table' ) ) {
651 table = table.parentNode;
652 }
653 if ( !table ) {
654 return;
655 }
656
657 if ( table.rows.length <= 1 ) {
658 return;
659 }
660
661 // Generate the number transform table if it's not done already
662 if ( ts_number_transform_table === null ) {
663 ts_initTransformTable();
664 }
665
666 // Work out a type for the column
667 // Skip the first row if that's where the headings are
668 var rowStart = ( table.tHead && table.tHead.rows.length > 0 ? 0 : 1 );
669 var bodyRows = 0;
670 if (rowStart == 0 && table.tBodies) {
671 for (var i=0; i < table.tBodies.length; i++ ) {
672 bodyRows += table.tBodies[i].rows.length;
673 }
674 if (bodyRows < table.rows.length)
675 rowStart = 1;
676 }
677
678 var itm = '';
679 for ( var i = rowStart; i < table.rows.length; i++ ) {
680 if ( table.rows[i].cells.length > column ) {
681 itm = ts_getInnerText(table.rows[i].cells[column]);
682 itm = itm.replace(/^[\s\xa0]+/, '').replace(/[\s\xa0]+$/, '');
683 if ( itm != '' ) {
684 break;
685 }
686 }
687 }
688
689 // TODO: bug 8226, localised date formats
690 var sortfn = ts_sort_generic;
691 var preprocessor = ts_toLowerCase;
692 if ( /^\d\d[\/. -][a-zA-Z]{3}[\/. -]\d\d\d\d$/.test( itm ) ) {
693 preprocessor = ts_dateToSortKey;
694 } else if ( /^\d\d[\/.-]\d\d[\/.-]\d\d\d\d$/.test( itm ) ) {
695 preprocessor = ts_dateToSortKey;
696 } else if ( /^\d\d[\/.-]\d\d[\/.-]\d\d$/.test( itm ) ) {
697 preprocessor = ts_dateToSortKey;
698 // (minus sign)([pound dollar euro yen currency]|cents)
699 } else if ( /(^([-\u2212] *)?[\u00a3$\u20ac\u00a4\u00a5]|\u00a2$)/.test( itm ) ) {
700 preprocessor = ts_currencyToSortKey;
701 } else if ( ts_number_regex.test( itm ) ) {
702 preprocessor = ts_parseFloat;
703 }
704
705 var reverse = ( span.getAttribute( 'sortdir' ) == 'down' );
706
707 var newRows = new Array();
708 var staticRows = new Array();
709 for ( var j = rowStart; j < table.rows.length; j++ ) {
710 var row = table.rows[j];
711 if( (' ' + row.className + ' ').indexOf(' unsortable ') < 0 ) {
712 var keyText = ts_getInnerText( row.cells[column] );
713 if( keyText === undefined ) {
714 keyText = '';
715 }
716 var oldIndex = ( reverse ? -j : j );
717 var preprocessed = preprocessor( keyText.replace(/^[\s\xa0]+/, '').replace(/[\s\xa0]+$/, '') );
718
719 newRows[newRows.length] = new Array( row, preprocessed, oldIndex );
720 } else {
721 staticRows[staticRows.length] = new Array( row, false, j-rowStart );
722 }
723 }
724
725 newRows.sort( sortfn );
726
727 var arrowHTML;
728 if ( reverse ) {
729 arrowHTML = '<img src="' + ts_image_path + ts_image_down + '" alt="&darr;"/>';
730 newRows.reverse();
731 span.setAttribute( 'sortdir', 'up' );
732 } else {
733 arrowHTML = '<img src="' + ts_image_path + ts_image_up + '" alt="&uarr;"/>';
734 span.setAttribute( 'sortdir', 'down' );
735 }
736
737 for ( var i = 0; i < staticRows.length; i++ ) {
738 var row = staticRows[i];
739 newRows.splice( row[2], 0, row );
740 }
741
742 // We appendChild rows that already exist to the tbody, so it moves them rather than creating new ones
743 // don't do sortbottom rows
744 for ( var i = 0; i < newRows.length; i++ ) {
745 if ( ( ' ' + newRows[i][0].className + ' ').indexOf(' sortbottom ') == -1 ) {
746 table.tBodies[0].appendChild( newRows[i][0] );
747 }
748 }
749 // do sortbottom rows only
750 for ( var i = 0; i < newRows.length; i++ ) {
751 if ( ( ' ' + newRows[i][0].className + ' ').indexOf(' sortbottom ') != -1 ) {
752 table.tBodies[0].appendChild( newRows[i][0] );
753 }
754 }
755
756 // Delete any other arrows there may be showing
757 var spans = getElementsByClassName( tr, 'span', 'sortarrow' );
758 for ( var i = 0; i < spans.length; i++ ) {
759 spans[i].innerHTML = '<img src="' + ts_image_path + ts_image_none + '" alt="&darr;"/>';
760 }
761 span.innerHTML = arrowHTML;
762
763 if ( ts_alternate_row_colors ) {
764 ts_alternate( table );
765 }
766 }
767
768 window.ts_initTransformTable = function() {
769 if ( typeof wgSeparatorTransformTable == 'undefined'
770 || ( wgSeparatorTransformTable[0] == '' && wgDigitTransformTable[2] == '' ) )
771 {
772 var digitClass = "[0-9,.]";
773 ts_number_transform_table = false;
774 } else {
775 ts_number_transform_table = {};
776 // Unpack the transform table
777 // Separators
778 var ascii = wgSeparatorTransformTable[0].split("\t");
779 var localised = wgSeparatorTransformTable[1].split("\t");
780 for ( var i = 0; i < ascii.length; i++ ) {
781 ts_number_transform_table[localised[i]] = ascii[i];
782 }
783 // Digits
784 ascii = wgDigitTransformTable[0].split("\t");
785 localised = wgDigitTransformTable[1].split("\t");
786 for ( var i = 0; i < ascii.length; i++ ) {
787 ts_number_transform_table[localised[i]] = ascii[i];
788 }
789
790 // Construct regex for number identification
791 var digits = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', ',', '\\.'];
792 var maxDigitLength = 1;
793 for ( var digit in ts_number_transform_table ) {
794 // Escape regex metacharacters
795 digits.push(
796 digit.replace( /[\\\\$\*\+\?\.\(\)\|\{\}\[\]\-]/,
797 function( s ) { return '\\' + s; } )
798 );
799 if ( digit.length > maxDigitLength ) {
800 maxDigitLength = digit.length;
801 }
802 }
803 if ( maxDigitLength > 1 ) {
804 var digitClass = '[' + digits.join( '', digits ) + ']';
805 } else {
806 var digitClass = '(' + digits.join( '|', digits ) + ')';
807 }
808 }
809
810 // We allow a trailing percent sign, which we just strip. This works fine
811 // if percents and regular numbers aren't being mixed.
812 ts_number_regex = new RegExp(
813 "^(" +
814 "[-+\u2212]?[0-9][0-9,]*(\\.[0-9,]*)?(E[-+\u2212]?[0-9][0-9,]*)?" + // Fortran-style scientific
815 "|" +
816 "[-+\u2212]?" + digitClass + "+%?" + // Generic localised
817 ")$", "i"
818 );
819 }
820
821 window.ts_toLowerCase = function( s ) {
822 return s.toLowerCase();
823 }
824
825 window.ts_dateToSortKey = function( date ) {
826 // y2k notes: two digit years less than 50 are treated as 20XX, greater than 50 are treated as 19XX
827 if ( date.length == 11 ) {
828 switch ( date.substr( 3, 3 ).toLowerCase() ) {
829 case 'jan':
830 var month = '01';
831 break;
832 case 'feb':
833 var month = '02';
834 break;
835 case 'mar':
836 var month = '03';
837 break;
838 case 'apr':
839 var month = '04';
840 break;
841 case 'may':
842 var month = '05';
843 break;
844 case 'jun':
845 var month = '06';
846 break;
847 case 'jul':
848 var month = '07';
849 break;
850 case 'aug':
851 var month = '08';
852 break;
853 case 'sep':
854 var month = '09';
855 break;
856 case 'oct':
857 var month = '10';
858 break;
859 case 'nov':
860 var month = '11';
861 break;
862 case 'dec':
863 var month = '12';
864 break;
865 // default: var month = '00';
866 }
867 return date.substr( 7, 4 ) + month + date.substr( 0, 2 );
868 } else if ( date.length == 10 ) {
869 if ( ts_europeandate == false ) {
870 return date.substr( 6, 4 ) + date.substr( 0, 2 ) + date.substr( 3, 2 );
871 } else {
872 return date.substr( 6, 4 ) + date.substr( 3, 2 ) + date.substr( 0, 2 );
873 }
874 } else if ( date.length == 8 ) {
875 var yr = date.substr( 6, 2 );
876 if ( parseInt( yr ) < 50 ) {
877 yr = '20' + yr;
878 } else {
879 yr = '19' + yr;
880 }
881 if ( ts_europeandate == true ) {
882 return yr + date.substr( 3, 2 ) + date.substr( 0, 2 );
883 } else {
884 return yr + date.substr( 0, 2 ) + date.substr( 3, 2 );
885 }
886 }
887 return '00000000';
888 }
889
890 window.ts_parseFloat = function( s ) {
891 if ( !s ) {
892 return 0;
893 }
894 if ( ts_number_transform_table != false ) {
895 var newNum = '', c;
896
897 for ( var p = 0; p < s.length; p++ ) {
898 c = s.charAt( p );
899 if ( c in ts_number_transform_table ) {
900 newNum += ts_number_transform_table[c];
901 } else {
902 newNum += c;
903 }
904 }
905 s = newNum;
906 }
907 var num = parseFloat( s.replace(/[, ]/g, '').replace("\u2212", '-') );
908 return ( isNaN( num ) ? -Infinity : num );
909 }
910
911 window.ts_currencyToSortKey = function( s ) {
912 return ts_parseFloat(s.replace(/[^-\u22120-9.,]/g,''));
913 }
914
915 window.ts_sort_generic = function( a, b ) {
916 return a[1] < b[1] ? -1 : a[1] > b[1] ? 1 : a[2] - b[2];
917 }
918
919 window.ts_alternate = function( table ) {
920 // Take object table and get all it's tbodies.
921 var tableBodies = table.getElementsByTagName( 'tbody' );
922 // Loop through these tbodies
923 for ( var i = 0; i < tableBodies.length; i++ ) {
924 // Take the tbody, and get all it's rows
925 var tableRows = tableBodies[i].getElementsByTagName( 'tr' );
926 // Loop through these rows
927 // Start at 1 because we want to leave the heading row untouched
928 for ( var j = 0; j < tableRows.length; j++ ) {
929 // Check if j is even, and apply classes for both possible results
930 var oldClasses = tableRows[j].className.split(' ');
931 var newClassName = '';
932 for ( var k = 0; k < oldClasses.length; k++ ) {
933 if ( oldClasses[k] != '' && oldClasses[k] != 'even' && oldClasses[k] != 'odd' ) {
934 newClassName += oldClasses[k] + ' ';
935 }
936 }
937 tableRows[j].className = newClassName + ( j % 2 == 0 ? 'even' : 'odd' );
938 }
939 }
940 }
941
942 /*
943 * End of table sorting code
944 */
945
946
947 /**
948 * Add a cute little box at the top of the screen to inform the user of
949 * something, replacing any preexisting message.
950 *
951 * @param String -or- Dom Object message HTML to be put inside the right div
952 * @param String className Used in adding a class; should be different for each
953 * call to allow CSS/JS to hide different boxes. null = no class used.
954 * @return Boolean True on success, false on failure
955 */
956 window.jsMsg = function( message, className ) {
957 if ( !document.getElementById ) {
958 return false;
959 }
960 // We special-case skin structures provided by the software. Skins that
961 // choose to abandon or significantly modify our formatting can just define
962 // an mw-js-message div to start with.
963 var messageDiv = document.getElementById( 'mw-js-message' );
964 if ( !messageDiv ) {
965 messageDiv = document.createElement( 'div' );
966 if ( document.getElementById( 'column-content' )
967 && document.getElementById( 'content' ) ) {
968 // MonoBook, presumably
969 document.getElementById( 'content' ).insertBefore(
970 messageDiv,
971 document.getElementById( 'content' ).firstChild
972 );
973 } else if ( document.getElementById( 'content' )
974 && document.getElementById( 'article' ) ) {
975 // Non-Monobook but still recognizable (old-style)
976 document.getElementById( 'article').insertBefore(
977 messageDiv,
978 document.getElementById( 'article' ).firstChild
979 );
980 } else {
981 return false;
982 }
983 }
984
985 messageDiv.setAttribute( 'id', 'mw-js-message' );
986 messageDiv.style.display = 'block';
987 if( className ) {
988 messageDiv.setAttribute( 'class', 'mw-js-message-' + className );
989 }
990
991 if ( typeof message === 'object' ) {
992 while ( messageDiv.hasChildNodes() ) { // Remove old content
993 messageDiv.removeChild( messageDiv.firstChild );
994 }
995 messageDiv.appendChild( message ); // Append new content
996 } else {
997 messageDiv.innerHTML = message;
998 }
999 return true;
1000 }
1001
1002 /**
1003 * Inject a cute little progress spinner after the specified element
1004 *
1005 * @param element Element to inject after
1006 * @param id Identifier string (for use with removeSpinner(), below)
1007 */
1008 window.injectSpinner = function( element, id ) {
1009 var spinner = document.createElement( 'img' );
1010 spinner.id = 'mw-spinner-' + id;
1011 spinner.src = stylepath + '/common/images/spinner.gif';
1012 spinner.alt = spinner.title = '...';
1013 if( element.nextSibling ) {
1014 element.parentNode.insertBefore( spinner, element.nextSibling );
1015 } else {
1016 element.parentNode.appendChild( spinner );
1017 }
1018 }
1019
1020 /**
1021 * Remove a progress spinner added with injectSpinner()
1022 *
1023 * @param id Identifier string
1024 */
1025 window.removeSpinner = function( id ) {
1026 var spinner = document.getElementById( 'mw-spinner-' + id );
1027 if( spinner ) {
1028 spinner.parentNode.removeChild( spinner );
1029 }
1030 }
1031
1032 window.runOnloadHook = function() {
1033 // don't run anything below this for non-dom browsers
1034 if ( doneOnloadHook || !( document.getElementById && document.getElementsByTagName ) ) {
1035 return;
1036 }
1037
1038 // set this before running any hooks, since any errors below
1039 // might cause the function to terminate prematurely
1040 doneOnloadHook = true;
1041
1042 updateTooltipAccessKeys( null );
1043 setupCheckboxShiftClick();
1044 sortables_init();
1045
1046 // Run any added-on functions
1047 for ( var i = 0; i < onloadFuncts.length; i++ ) {
1048 onloadFuncts[i]();
1049 }
1050 }
1051
1052 /**
1053 * Add an event handler to an element
1054 *
1055 * @param Element element Element to add handler to
1056 * @param String attach Event to attach to
1057 * @param callable handler Event handler callback
1058 */
1059 window.addHandler = function( element, attach, handler ) {
1060 if( element.addEventListener ) {
1061 element.addEventListener( attach, handler, false );
1062 } else if( element.attachEvent ) {
1063 element.attachEvent( 'on' + attach, handler );
1064 }
1065 }
1066
1067 window.hookEvent = function( hookName, hookFunct ) {
1068 addHandler( window, hookName, hookFunct );
1069 }
1070
1071 /**
1072 * Add a click event handler to an element
1073 *
1074 * @param Element element Element to add handler to
1075 * @param callable handler Event handler callback
1076 */
1077 window.addClickHandler = function( element, handler ) {
1078 addHandler( element, 'click', handler );
1079 }
1080
1081 /**
1082 * Removes an event handler from an element
1083 *
1084 * @param Element element Element to remove handler from
1085 * @param String remove Event to remove
1086 * @param callable handler Event handler callback to remove
1087 */
1088 window.removeHandler = function( element, remove, handler ) {
1089 if( window.removeEventListener ) {
1090 element.removeEventListener( remove, handler, false );
1091 } else if( window.detachEvent ) {
1092 element.detachEvent( 'on' + remove, handler );
1093 }
1094 }
1095 // note: all skins should call runOnloadHook() at the end of html output,
1096 // so the below should be redundant. It's there just in case.
1097 hookEvent( 'load', runOnloadHook );
1098
1099 if ( ie6_bugs ) {
1100 importScriptURI( stylepath + '/common/IEFixes.js' );
1101 }
1102
1103 showTocToggle();