skins/common/wikibits.js

   1 // MediaWiki JavaScript support functions
   2
   3 var clientPC = navigator.userAgent.toLowerCase(); // Get client info
   4 var is_gecko = /gecko/.test( clientPC ) &&
   5         !/khtml|spoofer|netscape\/7\.0/.test(clientPC);
   6 var webkit_match = clientPC.match(/applewebkit\/(\d+)/);
   7 if (webkit_match) {
   8         var is_safari = clientPC.indexOf('applewebkit') != -1 &&
   9                 clientPC.indexOf('spoofer') == -1;
  10         var is_safari_win = is_safari && clientPC.indexOf('windows') != -1;
  11         var webkit_version = parseInt(webkit_match[1]);
  12 }
  13 // For accesskeys; note that FF3+ is included here!
  14 var is_ff2 = /firefox\/[2-9]|minefield\/3/.test( clientPC );
  15 var ff2_bugs = /firefox\/2/.test( clientPC );
  16 // These aren't used here, but some custom scripts rely on them
  17 var is_ff2_win = is_ff2 && clientPC.indexOf('windows') != -1;
  18 var is_ff2_x11 = is_ff2 && clientPC.indexOf('x11') != -1;
  19 if (clientPC.indexOf('opera') != -1) {
  20         var is_opera = true;
  21         var is_opera_preseven = window.opera && !document.childNodes;
  22         var is_opera_seven = window.opera && document.childNodes;
  23         var is_opera_95 = /opera\/(9\.[5-9]|[1-9][0-9])/.test( clientPC );
  24         var opera6_bugs = is_opera_preseven;
  25         var opera7_bugs = is_opera_seven && !is_opera_95;
  26         var opera95_bugs = /opera\/(9\.5)/.test( clientPC );
  27 }
  28
  29 // Global external objects used by this script.
  30 /*extern ta, stylepath, skin */
  31
  32 // add any onload functions in this hook (please don't hard-code any events in the xhtml source)
  33 var doneOnloadHook;
  34
  35 if (!window.onloadFuncts) {
  36         var onloadFuncts = [];
  37 }
  38
  39 //should use mwAddOnloadHook once js2 is enabled
  40 function addOnloadHook(hookFunct) {
  41         // Allows add-on scripts to add onload functions
  42         if(!doneOnloadHook) {
  43                 onloadFuncts[onloadFuncts.length] = hookFunct;
  44         } else {
  45                 hookFunct();  // bug in MSIE script loading
  46         }
  47 }
  48
  49 function hookEvent(hookName, hookFunct) {
  50         addHandler(window, hookName, hookFunct);
  51 }
  52
  53 function importScript(page) {
  54         // TODO: might want to introduce a utility function to match wfUrlencode() in PHP
  55         var uri = wgScript + '?title=' +
  56                 encodeURIComponent(page.replace(/ /g,'_')).replace(/%2F/ig,'/').replace(/%3A/ig,':') +
  57                 '&action=raw&ctype=text/javascript';
  58         return importScriptURI(uri);
  59 }
  60
  61 var loadedScripts = {}; // included-scripts tracker
  62 function importScriptURI(url) {
  63         if (loadedScripts[url]) {
  64                 return null;
  65         }
  66         loadedScripts[url] = true;
  67         var s = document.createElement('script');
  68         s.setAttribute('src',url);
  69         s.setAttribute('type','text/javascript');
  70         document.getElementsByTagName('head')[0].appendChild(s);
  71         return s;
  72 }
  73
  74 function importStylesheet(page) {
  75         return importStylesheetURI(wgScript + '?action=raw&ctype=text/css&title=' + encodeURIComponent(page.replace(/ /g,'_')));
  76 }
  77
  78 function importStylesheetURI(url,media) {
  79         var l = document.createElement('link');
  80         l.type = 'text/css';
  81         l.rel = 'stylesheet';
  82         l.href = url;
  83         if(media) l.media = media
  84         document.getElementsByTagName('head')[0].appendChild(l);
  85         return l;
  86 }
  87
  88 function appendCSS(text) {
  89         var s = document.createElement('style');
  90         s.type = 'text/css';
  91         s.rel = 'stylesheet';
  92         if (s.styleSheet) s.styleSheet.cssText = text //IE
  93         else s.appendChild(document.createTextNode(text + '')) //Safari sometimes borks on null
  94         document.getElementsByTagName('head')[0].appendChild(s);
  95         return s;
  96 }
  97
  98 // special stylesheet links
  99 if (typeof stylepath != 'undefined' && typeof skin != 'undefined') {
 100         // FIXME: This tries to load the stylesheets even for skins where they
 101         // don't exist, i.e., everything but Monobook.
 102         if (opera6_bugs) {
 103                 importStylesheetURI(stylepath+'/'+skin+'/Opera6Fixes.css');
 104         } else if (opera7_bugs) {
 105                 importStylesheetURI(stylepath+'/'+skin+'/Opera7Fixes.css');
 106         } else if (opera95_bugs) {
 107                 importStylesheetURI(stylepath+'/'+skin+'/Opera9Fixes.css');
 108         } else if (ff2_bugs) {
 109                 importStylesheetURI(stylepath+'/'+skin+'/FF2Fixes.css');
 110         }
 111 }
 112
 113
 114 if (wgBreakFrames) {
 115         // Un-trap us from framesets
 116         if (window.top != window) {
 117                 window.top.location = window.location;
 118         }
 119 }
 120
 121 function showTocToggle() {
 122         if (document.createTextNode) {
 123                 // Uses DOM calls to avoid document.write + XHTML issues
 124
 125                 var linkHolder = document.getElementById('toctitle');
 126                 var existingLink = document.getElementById('togglelink');
 127                 if (!linkHolder || existingLink) {
 128                         // Don't add the toggle link twice
 129                         return;
 130                 }
 131
 132                 var outerSpan = document.createElement('span');
 133                 outerSpan.className = 'toctoggle';
 134
 135                 var toggleLink = document.createElement('a');
 136                 toggleLink.id = 'togglelink';
 137                 toggleLink.className = 'internal';
 138                 toggleLink.href = 'javascript:toggleToc()';
 139                 toggleLink.appendChild(document.createTextNode(tocHideText));
 140
 141                 outerSpan.appendChild(document.createTextNode('['));
 142                 outerSpan.appendChild(toggleLink);
 143                 outerSpan.appendChild(document.createTextNode(']'));
 144
 145                 linkHolder.appendChild(document.createTextNode(' '));
 146                 linkHolder.appendChild(outerSpan);
 147
 148                 var cookiePos = document.cookie.indexOf("hidetoc=");
 149                 if (cookiePos > -1 && document.cookie.charAt(cookiePos + 8) == 1) {
 150                         toggleToc();
 151                 }
 152         }
 153 }
 154
 155 function changeText(el, newText) {
 156         // Safari work around
 157         if (el.innerText) {
 158                 el.innerText = newText;
 159         } else if (el.firstChild && el.firstChild.nodeValue) {
 160                 el.firstChild.nodeValue = newText;
 161         }
 162 }
 163
 164 function toggleToc() {
 165         var toc = document.getElementById('toc').getElementsByTagName('ul')[0];
 166         var toggleLink = document.getElementById('togglelink');
 167
 168         if (toc && toggleLink && toc.style.display == 'none') {
 169                 changeText(toggleLink, tocHideText);
 170                 toc.style.display = 'block';
 171                 document.cookie = "hidetoc=0";
 172         } else {
 173                 changeText(toggleLink, tocShowText);
 174                 toc.style.display = 'none';
 175                 document.cookie = "hidetoc=1";
 176         }
 177 }
 178
 179 var mwEditButtons = [];
 180 var mwCustomEditButtons = []; // eg to add in MediaWiki:Common.js
 181
 182 function escapeQuotes(text) {
 183         var re = new RegExp("'","g");
 184         text = text.replace(re,"\\'");
 185         re = new RegExp("\\n","g");
 186         text = text.replace(re,"\\n");
 187         return escapeQuotesHTML(text);
 188 }
 189
 190 function escapeQuotesHTML(text) {
 191         var re = new RegExp('&',"g");
 192         text = text.replace(re,"&amp;");
 193         re = new RegExp('"',"g");
 194         text = text.replace(re,"&quot;");
 195         re = new RegExp('<',"g");
 196         text = text.replace(re,"&lt;");
 197         re = new RegExp('>',"g");
 198         text = text.replace(re,"&gt;");
 199         return text;
 200 }
 201
 202
 203 /**
 204  * Set the accesskey prefix based on browser detection.
 205  */
 206 var tooltipAccessKeyPrefix = 'alt-';
 207 if (is_opera) {
 208         tooltipAccessKeyPrefix = 'shift-esc-';
 209 } else if (!is_safari_win && is_safari && webkit_version > 526) {
 210         tooltipAccessKeyPrefix = 'ctrl-alt-';
 211 } else if (!is_safari_win && (is_safari
 212                 || clientPC.indexOf('mac') != -1
 213                 || clientPC.indexOf('konqueror') != -1 )) {
 214         tooltipAccessKeyPrefix = 'ctrl-';
 215 } else if (is_ff2) {
 216         tooltipAccessKeyPrefix = 'alt-shift-';
 217 }
 218 var tooltipAccessKeyRegexp = /\[(ctrl-)?(alt-)?(shift-)?(esc-)?(.)\]$/;
 219
 220 /**
 221  * Add the appropriate prefix to the accesskey shown in the tooltip.
 222  * If the nodeList parameter is given, only those nodes are updated;
 223  * otherwise, all the nodes that will probably have accesskeys by
 224  * default are updated.
 225  *
 226  * @param Array nodeList -- list of elements to update
 227  */
 228 function updateTooltipAccessKeys( nodeList ) {
 229         if ( !nodeList ) {
 230                 // Rather than scan all links on the whole page, we can just scan these
 231                 // containers which contain the relevant links. This is really just an
 232                 // optimization technique.
 233                 var linkContainers = [
 234                         "column-one", // Monobook and Modern
 235                         "head", "panel", "p-logo" // Vector
 236                 ];
 237                 for ( var i in linkContainers ) {
 238                         var linkContainer = document.getElementById( linkContainers[i] );
 239                         if ( linkContainer ) {
 240                                 updateTooltipAccessKeys( linkContainer.getElementsByTagName("a") );
 241                         }
 242                 }
 243                 // these are rare enough that no such optimization is needed
 244                 updateTooltipAccessKeys( document.getElementsByTagName("input") );
 245                 updateTooltipAccessKeys( document.getElementsByTagName("label") );
 246                 return;
 247         }
 248
 249         for ( var i = 0; i < nodeList.length; i++ ) {
 250                 var element = nodeList[i];
 251                 var tip = element.getAttribute("title");
 252                 if ( tip && tooltipAccessKeyRegexp.exec(tip) ) {
 253                         tip = tip.replace(tooltipAccessKeyRegexp,
 254                                           "["+tooltipAccessKeyPrefix+"$5]");
 255                         element.setAttribute("title", tip );
 256                 }
 257         }
 258 }
 259
 260 /**
 261  * Add a link to one of the portlet menus on the page, including:
 262  *
 263  * p-cactions: Content actions (shown as tabs above the main content in Monobook)
 264  * p-personal: Personal tools (shown at the top right of the page in Monobook)
 265  * p-navigation: Navigation
 266  * p-tb: Toolbox
 267  *
 268  * This function exists for the convenience of custom JS authors.  All
 269  * but the first three parameters are optional, though providing at
 270  * least an id and a tooltip is recommended.
 271  *
 272  * By default the new link will be added to the end of the list.  To
 273  * add the link before a given existing item, pass the DOM node of
 274  * that item (easily obtained with document.getElementById()) as the
 275  * nextnode parameter; to add the link _after_ an existing item, pass
 276  * the node's nextSibling instead.
 277  *
 278  * @param String portlet -- id of the target portlet ("p-cactions", "p-personal", "p-navigation" or "p-tb")
 279  * @param String href -- link URL
 280  * @param String text -- link text (will be automatically lowercased by CSS for p-cactions in Monobook)
 281  * @param String id -- id of the new item, should be unique and preferably have the appropriate prefix ("ca-", "pt-", "n-" or "t-")
 282  * @param String tooltip -- text to show when hovering over the link, without accesskey suffix
 283  * @param String accesskey -- accesskey to activate this link (one character, try to avoid conflicts)
 284  * @param Node nextnode -- the DOM node before which the new item should be added, should be another item in the same list
 285  *
 286  * @return Node -- the DOM node of the new item (an LI element) or null
 287  */
 288 function addPortletLink(portlet, href, text, id, tooltip, accesskey, nextnode) {
 289         var node = document.getElementById(portlet);
 290         if ( !node ) return null;
 291         node = node.getElementsByTagName( "ul" )[0];
 292         if ( !node ) return null;
 293
 294         var link = document.createElement( "a" );
 295         link.appendChild( document.createTextNode( text ) );
 296         link.href = href;
 297
 298         var item = document.createElement( "li" );
 299         item.appendChild( link );
 300         if ( id ) item.id = id;
 301
 302         if ( accesskey ) {
 303                 link.setAttribute( "accesskey", accesskey );
 304                 tooltip += " ["+accesskey+"]";
 305         }
 306         if ( tooltip ) {
 307                 link.setAttribute( "title", tooltip );
 308         }
 309         if ( accesskey && tooltip ) {
 310                 updateTooltipAccessKeys( new Array( link ) );
 311         }
 312
 313         if ( nextnode && nextnode.parentNode == node )
 314                 node.insertBefore( item, nextnode );
 315         else
 316                 node.appendChild( item );  // IE compatibility (?)
 317
 318         return item;
 319 }
 320
 321 function getInnerText(el) {
 322         if (typeof el == "string") return el;
 323         if (typeof el == "undefined") { return el };
 324         if (el.textContent) return el.textContent; // not needed but it is faster
 325         if (el.innerText) return el.innerText;     // IE doesn't have textContent
 326         var str = "";
 327
 328         var cs = el.childNodes;
 329         var l = cs.length;
 330         for (var i = 0; i < l; i++) {
 331                 switch (cs[i].nodeType) {
 332                         case 1: //ELEMENT_NODE
 333                                 str += ts_getInnerText(cs[i]);
 334                                 break;
 335                         case 3: //TEXT_NODE
 336                                 str += cs[i].nodeValue;
 337                                 break;
 338                 }
 339         }
 340         return str;
 341 }
 342
 343
 344 /**
 345  * Set up accesskeys/tooltips from the deprecated ta array.  If doId
 346  * is specified, only set up for that id.  Note that this function is
 347  * deprecated and will not be supported indefinitely -- use
 348  * updateTooltipAccessKey() instead.
 349  *
 350  * @param mixed doId string or null
 351  */
 352 function akeytt( doId ) {
 353         // A lot of user scripts (and some of the code below) break if
 354         // ta isn't defined, so we make sure it is.  Explictly using
 355         // window.ta avoids a "ta is not defined" error.
 356         if (!window.ta) window.ta = new Array;
 357
 358         // Make a local, possibly restricted, copy to avoid clobbering
 359         // the original.
 360         var ta;
 361         if ( doId ) {
 362                 ta = [doId];
 363         } else {
 364                 ta = window.ta;
 365         }
 366
 367         // Now deal with evil deprecated ta
 368         var watchCheckboxExists = document.getElementById( 'wpWatchthis' ) ? true : false;
 369         for (var id in ta) {
 370                 var n = document.getElementById(id);
 371                 if (n) {
 372                         var a = null;
 373                         var ak = '';
 374                         // Are we putting accesskey in it
 375                         if (ta[id][0].length > 0) {
 376                                 // Is this object a object? If not assume it's the next child.
 377
 378                                 if (n.nodeName.toLowerCase() == "a") {
 379                                         a = n;
 380                                 } else {
 381                                         a = n.childNodes[0];
 382                                 }
 383                                 // Don't add an accesskey for the watch tab if the watch
 384                                 // checkbox is also available.
 385                                 if (a && ((id != 'ca-watch' && id != 'ca-unwatch') || !watchCheckboxExists)) {
 386                                         a.accessKey = ta[id][0];
 387                                         ak = ' ['+tooltipAccessKeyPrefix+ta[id][0]+']';
 388                                 }
 389                         } else {
 390                                 // We don't care what type the object is when assigning tooltip
 391                                 a = n;
 392                                 ak = '';
 393                         }
 394
 395                         if (a) {
 396                                 a.title = ta[id][1]+ak;
 397                         }
 398                 }
 399         }
 400 }
 401
 402 var checkboxes;
 403 var lastCheckbox;
 404
 405 function setupCheckboxShiftClick() {
 406         checkboxes = [];
 407         lastCheckbox = null;
 408         var inputs = document.getElementsByTagName('input');
 409         addCheckboxClickHandlers(inputs);
 410 }
 411
 412 function addCheckboxClickHandlers(inputs, start) {
 413         if ( !start) start = 0;
 414
 415         var finish = start + 250;
 416         if ( finish > inputs.length )
 417                 finish = inputs.length;
 418
 419         for ( var i = start; i < finish; i++ ) {
 420                 var cb = inputs[i];
 421                 if ( !cb.type || cb.type.toLowerCase() != 'checkbox' )
 422                         continue;
 423                 var end = checkboxes.length;
 424                 checkboxes[end] = cb;
 425                 cb.index = end;
 426                 cb.onclick = checkboxClickHandler;
 427         }
 428
 429         if ( finish < inputs.length ) {
 430                 setTimeout( function () {
 431                         addCheckboxClickHandlers(inputs, finish);
 432                 }, 200 );
 433         }
 434 }
 435
 436 function checkboxClickHandler(e) {
 437         if (typeof e == 'undefined') {
 438                 e = window.event;
 439         }
 440         if ( !e.shiftKey || lastCheckbox === null ) {
 441                 lastCheckbox = this.index;
 442                 return true;
 443         }
 444         var endState = this.checked;
 445         var start, finish;
 446         if ( this.index < lastCheckbox ) {
 447                 start = this.index + 1;
 448                 finish = lastCheckbox;
 449         } else {
 450                 start = lastCheckbox;
 451                 finish = this.index - 1;
 452         }
 453         for (var i = start; i <= finish; ++i ) {
 454                 checkboxes[i].checked = endState;
 455                 if( i > start && typeof checkboxes[i].onchange == 'function' )
 456                         checkboxes[i].onchange(); // fire triggers
 457         }
 458         lastCheckbox = this.index;
 459         return true;
 460 }
 461
 462 function toggle_element_activation(ida,idb) {
 463         if (!document.getElementById) {
 464                 return;
 465         }
 466         //hide and show appropriate upload sizes
 467         if(idb == 'wpUploadFileURL'){
 468                 var e = document.getElementById('mw-upload-maxfilesize');
 469                 if(e) e.style.display = "none";
 470
 471                 var e = document.getElementById('mw-upload-maxfilesize-url');
 472                 if(e) e.style.display = "block";
 473         }
 474         if(idb == 'wpUploadFile'){
 475                 var e = document.getElementById('mw-upload-maxfilesize-url');
 476                 if(e) e.style.display =  "none";
 477
 478                 var e = document.getElementById('mw-upload-maxfilesize');
 479                 if(e) e.style.display =  "block";
 480         }
 481         document.getElementById(ida).disabled = true;
 482         document.getElementById(idb).disabled = false;
 483 }
 484
 485 function toggle_element_check(ida,idb) {
 486         if (!document.getElementById) {
 487                 return;
 488         }
 489         document.getElementById(ida).checked=true;
 490         document.getElementById(idb).checked=false;
 491 }
 492
 493 /*
 494         Written by Jonathan Snook, http://www.snook.ca/jonathan
 495         Add-ons by Robert Nyman, http://www.robertnyman.com
 496         Author says "The credit comment is all it takes, no license. Go crazy with it!:-)"
 497         From http://www.robertnyman.com/2005/11/07/the-ultimate-getelementsbyclassname/
 498 */
 499 function getElementsByClassName(oElm, strTagName, oClassNames){
 500         var arrReturnElements = new Array();
 501         if ( typeof( oElm.getElementsByClassName ) == "function" ) {
 502                 /* Use a native implementation where possible FF3, Saf3.2, Opera 9.5 */
 503                 var arrNativeReturn = oElm.getElementsByClassName( oClassNames );
 504                 if ( strTagName == "*" )
 505                         return arrNativeReturn;
 506                 for ( var h=0; h < arrNativeReturn.length; h++ ) {
 507                         if( arrNativeReturn[h].tagName.toLowerCase() == strTagName.toLowerCase() )
 508                                 arrReturnElements[arrReturnElements.length] = arrNativeReturn[h];
 509                 }
 510                 return arrReturnElements;
 511         }
 512         var arrElements = (strTagName == "*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName);
 513         var arrRegExpClassNames = new Array();
 514         if(typeof oClassNames == "object"){
 515                 for(var i=0; i<oClassNames.length; i++){
 516                         arrRegExpClassNames[arrRegExpClassNames.length] =
 517                                 new RegExp("(^|\\s)" + oClassNames[i].replace(/\-/g, "\\-") + "(\\s|$)");
 518                 }
 519         }
 520         else{
 521                 arrRegExpClassNames[arrRegExpClassNames.length] =
 522                         new RegExp("(^|\\s)" + oClassNames.replace(/\-/g, "\\-") + "(\\s|$)");
 523         }
 524         var oElement;
 525         var bMatchesAll;
 526         for(var j=0; j<arrElements.length; j++){
 527                 oElement = arrElements[j];
 528                 bMatchesAll = true;
 529                 for(var k=0; k<arrRegExpClassNames.length; k++){
 530                         if(!arrRegExpClassNames[k].test(oElement.className)){
 531                                 bMatchesAll = false;
 532                                 break;
 533                         }
 534                 }
 535                 if(bMatchesAll){
 536                         arrReturnElements[arrReturnElements.length] = oElement;
 537                 }
 538         }
 539         return (arrReturnElements)
 540 }
 541
 542 function redirectToFragment(fragment) {
 543         var match = navigator.userAgent.match(/AppleWebKit\/(\d+)/);
 544         if (match) {
 545                 var webKitVersion = parseInt(match[1]);
 546                 if (webKitVersion < 420) {
 547                         // Released Safari w/ WebKit 418.9.1 messes up horribly
 548                         // Nightlies of 420+ are ok
 549                         return;
 550                 }
 551         }
 552         if (is_gecko) {
 553                 // Mozilla needs to wait until after load, otherwise the window doesn't scroll
 554                 addOnloadHook(function () {
 555                         if (window.location.hash == "")
 556                                 window.location.hash = fragment;
 557                 });
 558         } else {
 559                 if (window.location.hash == "")
 560                         window.location.hash = fragment;
 561         }
 562 }
 563
 564 /*
 565  * Table sorting script based on one (c) 1997-2006 Stuart Langridge and Joost
 566  * de Valk:
 567  * http://www.joostdevalk.nl/code/sortable-table/
 568  * http://www.kryogenix.org/code/browser/sorttable/
 569  *
 570  * @todo don't break on colspans/rowspans (bug 8028)
 571  * @todo language-specific digit grouping/decimals (bug 8063)
 572  * @todo support all accepted date formats (bug 8226)
 573  */
 574
 575 var ts_image_path = stylepath+"/common/images/";
 576 var ts_image_up = "sort_up.gif";
 577 var ts_image_down = "sort_down.gif";
 578 var ts_image_none = "sort_none.gif";
 579 var ts_europeandate = wgContentLanguage != "en"; // The non-American-inclined can change to "true"
 580 var ts_alternate_row_colors = false;
 581 var ts_number_transform_table = null;
 582 var ts_number_regex = null;
 583
 584 function sortables_init() {
 585         var idnum = 0;
 586         // Find all tables with class sortable and make them sortable
 587         var tables = getElementsByClassName(document, "table", "sortable");
 588         for (var ti = 0; ti < tables.length ; ti++) {
 589                 if (!tables[ti].id) {
 590                         tables[ti].setAttribute('id','sortable_table_id_'+idnum);
 591                         ++idnum;
 592                 }
 593                 ts_makeSortable(tables[ti]);
 594         }
 595 }
 596
 597 function ts_makeSortable(table) {
 598         var firstRow;
 599         if (table.rows && table.rows.length > 0) {
 600                 if (table.tHead && table.tHead.rows.length > 0) {
 601                         firstRow = table.tHead.rows[table.tHead.rows.length-1];
 602                 } else {
 603                         firstRow = table.rows[0];
 604                 }
 605         }
 606         if (!firstRow) return;
 607
 608         // We have a first row: assume it's the header, and make its contents clickable links
 609         for (var i = 0; i < firstRow.cells.length; i++) {
 610                 var cell = firstRow.cells[i];
 611                 if ((" "+cell.className+" ").indexOf(" unsortable ") == -1) {
 612                         cell.innerHTML += '&nbsp;&nbsp;'
 613                                 + '<a href="#" class="sortheader" '
 614                                 + 'onclick="ts_resortTable(this);return false;">'
 615                                 + '<span class="sortarrow">'
 616                                 + '<img src="'
 617                                 + ts_image_path
 618                                 + ts_image_none
 619                                 + '" alt="&darr;"/></span></a>';
 620                 }
 621         }
 622         if (ts_alternate_row_colors) {
 623                 ts_alternate(table);
 624         }
 625 }
 626
 627 function ts_getInnerText(el) {
 628         return getInnerText( el );
 629 }
 630
 631 function ts_resortTable(lnk) {
 632         // get the span
 633         var span = lnk.getElementsByTagName('span')[0];
 634
 635         var td = lnk.parentNode;
 636         var tr = td.parentNode;
 637         var column = td.cellIndex;
 638
 639         var table = tr.parentNode;
 640         while (table && !(table.tagName && table.tagName.toLowerCase() == 'table'))
 641                 table = table.parentNode;
 642         if (!table) return;
 643
 644         if (table.rows.length <= 1) return;
 645
 646         // Generate the number transform table if it's not done already
 647         if (ts_number_transform_table == null) {
 648                 ts_initTransformTable();
 649         }
 650
 651         // Work out a type for the column
 652         // Skip the first row if that's where the headings are
 653         var rowStart = (table.tHead && table.tHead.rows.length > 0 ? 0 : 1);
 654
 655         var itm = "";
 656         for (var i = rowStart; i < table.rows.length; i++) {
 657                 if (table.rows[i].cells.length > column) {
 658                         itm = ts_getInnerText(table.rows[i].cells[column]);
 659                         itm = itm.replace(/^[\s\xa0]+/, "").replace(/[\s\xa0]+$/, "");
 660                         if (itm != "") break;
 661                 }
 662         }
 663
 664         // TODO: bug 8226, localised date formats
 665         var sortfn = ts_sort_generic;
 666         var preprocessor = ts_toLowerCase;
 667         if (/^\d\d[\/. -][a-zA-Z]{3}[\/. -]\d\d\d\d$/.test(itm)) {
 668                 preprocessor = ts_dateToSortKey;
 669         } else if (/^\d\d[\/.-]\d\d[\/.-]\d\d\d\d$/.test(itm)) {
 670                 preprocessor = ts_dateToSortKey;
 671         } else if (/^\d\d[\/.-]\d\d[\/.-]\d\d$/.test(itm)) {
 672                 preprocessor = ts_dateToSortKey;
 673         // pound dollar euro yen currency cents
 674         } else if (/(^[\u00a3$\u20ac\u00a4\u00a5]|\u00a2$)/.test(itm)) {
 675                 preprocessor = ts_currencyToSortKey;
 676         } else if (ts_number_regex.test(itm)) {
 677                 preprocessor = ts_parseFloat;
 678         }
 679
 680         var reverse = (span.getAttribute("sortdir") == 'down');
 681
 682         var newRows = new Array();
 683         var staticRows = new Array();
 684         for (var j = rowStart; j < table.rows.length; j++) {
 685                 var row = table.rows[j];
 686                 if((" "+row.className+" ").indexOf(" unsortable ") < 0) {
 687                         var keyText = ts_getInnerText(row.cells[column]);
 688                         var oldIndex = (reverse ? -j : j);
 689                         var preprocessed = preprocessor( keyText );
 690
 691                         newRows[newRows.length] = new Array(row, preprocessed, oldIndex);
 692                 } else staticRows[staticRows.length] = new Array(row, false, j-rowStart);
 693         }
 694
 695         newRows.sort(sortfn);
 696
 697         var arrowHTML;
 698         if (reverse) {
 699                 arrowHTML = '<img src="'+ ts_image_path + ts_image_down + '" alt="&darr;"/>';
 700                 newRows.reverse();
 701                 span.setAttribute('sortdir','up');
 702         } else {
 703                 arrowHTML = '<img src="'+ ts_image_path + ts_image_up + '" alt="&uarr;"/>';
 704                 span.setAttribute('sortdir','down');
 705         }
 706
 707         for (var i = 0; i < staticRows.length; i++) {
 708                 var row = staticRows[i];
 709                 newRows.splice(row[2], 0, row);
 710         }
 711
 712         // We appendChild rows that already exist to the tbody, so it moves them rather than creating new ones
 713         // don't do sortbottom rows
 714         for (var i = 0; i < newRows.length; i++) {
 715                 if ((" "+newRows[i][0].className+" ").indexOf(" sortbottom ") == -1)
 716                         table.tBodies[0].appendChild(newRows[i][0]);
 717         }
 718         // do sortbottom rows only
 719         for (var i = 0; i < newRows.length; i++) {
 720                 if ((" "+newRows[i][0].className+" ").indexOf(" sortbottom ") != -1)
 721                         table.tBodies[0].appendChild(newRows[i][0]);
 722         }
 723
 724         // Delete any other arrows there may be showing
 725         var spans = getElementsByClassName(tr, "span", "sortarrow");
 726         for (var i = 0; i < spans.length; i++) {
 727                 spans[i].innerHTML = '<img src="'+ ts_image_path + ts_image_none + '" alt="&darr;"/>';
 728         }
 729         span.innerHTML = arrowHTML;
 730
 731         if (ts_alternate_row_colors) {
 732                 ts_alternate(table);
 733         }
 734 }
 735
 736 function ts_initTransformTable() {
 737         if ( typeof wgSeparatorTransformTable == "undefined"
 738                         || ( wgSeparatorTransformTable[0] == '' && wgDigitTransformTable[2] == '' ) )
 739         {
 740                 digitClass = "[0-9,.]";
 741                 ts_number_transform_table = false;
 742         } else {
 743                 ts_number_transform_table = {};
 744                 // Unpack the transform table
 745                 // Separators
 746                 ascii = wgSeparatorTransformTable[0].split("\t");
 747                 localised = wgSeparatorTransformTable[1].split("\t");
 748                 for ( var i = 0; i < ascii.length; i++ ) {
 749                         ts_number_transform_table[localised[i]] = ascii[i];
 750                 }
 751                 // Digits
 752                 ascii = wgDigitTransformTable[0].split("\t");
 753                 localised = wgDigitTransformTable[1].split("\t");
 754                 for ( var i = 0; i < ascii.length; i++ ) {
 755                         ts_number_transform_table[localised[i]] = ascii[i];
 756                 }
 757
 758                 // Construct regex for number identification
 759                 digits = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', ',', '\\.'];
 760                 maxDigitLength = 1;
 761                 for ( var digit in ts_number_transform_table ) {
 762                         // Escape regex metacharacters
 763                         digits.push(
 764                                 digit.replace( /[\\\\$\*\+\?\.\(\)\|\{\}\[\]\-]/,
 765                                         function( s ) { return '\\' + s; } )
 766                         );
 767                         if (digit.length > maxDigitLength) {
 768                                 maxDigitLength = digit.length;
 769                         }
 770                 }
 771                 if ( maxDigitLength > 1 ) {
 772                         digitClass = '[' + digits.join( '', digits ) + ']';
 773                 } else {
 774                         digitClass = '(' + digits.join( '|', digits ) + ')';
 775                 }
 776         }
 777
 778         // We allow a trailing percent sign, which we just strip.  This works fine
 779         // if percents and regular numbers aren't being mixed.
 780         ts_number_regex = new RegExp(
 781                 "^(" +
 782                         "[+-]?[0-9][0-9,]*(\\.[0-9,]*)?(E[+-]?[0-9][0-9,]*)?" + // Fortran-style scientific
 783                         "|" +
 784                         "[+-]?" + digitClass + "+%?" + // Generic localised
 785                 ")$", "i"
 786         );
 787 }
 788
 789 function ts_toLowerCase( s ) {
 790         return s.toLowerCase();
 791 }
 792
 793 function ts_dateToSortKey(date) {
 794         // y2k notes: two digit years less than 50 are treated as 20XX, greater than 50 are treated as 19XX
 795         if (date.length == 11) {
 796                 switch (date.substr(3,3).toLowerCase()) {
 797                         case "jan": var month = "01"; break;
 798                         case "feb": var month = "02"; break;
 799                         case "mar": var month = "03"; break;
 800                         case "apr": var month = "04"; break;
 801                         case "may": var month = "05"; break;
 802                         case "jun": var month = "06"; break;
 803                         case "jul": var month = "07"; break;
 804                         case "aug": var month = "08"; break;
 805                         case "sep": var month = "09"; break;
 806                         case "oct": var month = "10"; break;
 807                         case "nov": var month = "11"; break;
 808                         case "dec": var month = "12"; break;
 809                         // default: var month = "00";
 810                 }
 811                 return date.substr(7,4)+month+date.substr(0,2);
 812         } else if (date.length == 10) {
 813                 if (ts_europeandate == false) {
 814                         return date.substr(6,4)+date.substr(0,2)+date.substr(3,2);
 815                 } else {
 816                         return date.substr(6,4)+date.substr(3,2)+date.substr(0,2);
 817                 }
 818         } else if (date.length == 8) {
 819                 yr = date.substr(6,2);
 820                 if (parseInt(yr) < 50) {
 821                         yr = '20'+yr;
 822                 } else {
 823                         yr = '19'+yr;
 824                 }
 825                 if (ts_europeandate == true) {
 826                         return yr+date.substr(3,2)+date.substr(0,2);
 827                 } else {
 828                         return yr+date.substr(0,2)+date.substr(3,2);
 829                 }
 830         }
 831         return "00000000";
 832 }
 833
 834 function ts_parseFloat( s ) {
 835         if ( !s ) {
 836                 return 0;
 837         }
 838         if (ts_number_transform_table != false) {
 839                 var newNum = '', c;
 840
 841                 for ( var p = 0; p < s.length; p++ ) {
 842                         c = s.charAt( p );
 843                         if (c in ts_number_transform_table) {
 844                                 newNum += ts_number_transform_table[c];
 845                         } else {
 846                                 newNum += c;
 847                         }
 848                 }
 849                 s = newNum;
 850         }
 851
 852         num = parseFloat(s.replace(/,/g, ""));
 853         return (isNaN(num) ? 0 : num);
 854 }
 855
 856 function ts_currencyToSortKey( s ) {
 857         return ts_parseFloat(s.replace(/[^0-9.,]/g,''));
 858 }
 859
 860 function ts_sort_generic(a, b) {
 861         return a[1] < b[1] ? -1 : a[1] > b[1] ? 1 : a[2] - b[2];
 862 }
 863
 864 function ts_alternate(table) {
 865         // Take object table and get all it's tbodies.
 866         var tableBodies = table.getElementsByTagName("tbody");
 867         // Loop through these tbodies
 868         for (var i = 0; i < tableBodies.length; i++) {
 869                 // Take the tbody, and get all it's rows
 870                 var tableRows = tableBodies[i].getElementsByTagName("tr");
 871                 // Loop through these rows
 872                 // Start at 1 because we want to leave the heading row untouched
 873                 for (var j = 0; j < tableRows.length; j++) {
 874                         // Check if j is even, and apply classes for both possible results
 875                         var oldClasses = tableRows[j].className.split(" ");
 876                         var newClassName = "";
 877                         for (var k = 0; k < oldClasses.length; k++) {
 878                                 if (oldClasses[k] != "" && oldClasses[k] != "even" && oldClasses[k] != "odd")
 879                                         newClassName += oldClasses[k] + " ";
 880                         }
 881                         tableRows[j].className = newClassName + (j % 2 == 0 ? "even" : "odd");
 882                 }
 883         }
 884 }
 885
 886 /*
 887  * End of table sorting code
 888  */
 889
 890
 891 /**
 892  * Add a cute little box at the top of the screen to inform the user of
 893  * something, replacing any preexisting message.
 894  *
 895  * @param String -or- Dom Object message HTML to be put inside the right div
 896  * @param String className   Used in adding a class; should be different for each
 897  *   call to allow CSS/JS to hide different boxes.  null = no class used.
 898  * @return Boolean       True on success, false on failure
 899  */
 900 function jsMsg( message, className ) {
 901         if ( !document.getElementById ) {
 902                 return false;
 903         }
 904         // We special-case skin structures provided by the software.  Skins that
 905         // choose to abandon or significantly modify our formatting can just define
 906         // an mw-js-message div to start with.
 907         var messageDiv = document.getElementById( 'mw-js-message' );
 908         if ( !messageDiv ) {
 909                 messageDiv = document.createElement( 'div' );
 910                 if ( document.getElementById( 'column-content' )
 911                 && document.getElementById( 'content' ) ) {
 912                         // MonoBook, presumably
 913                         document.getElementById( 'content' ).insertBefore(
 914                                 messageDiv,
 915                                 document.getElementById( 'content' ).firstChild
 916                         );
 917                 } else if ( document.getElementById('content')
 918                 && document.getElementById( 'article' ) ) {
 919                         // Non-Monobook but still recognizable (old-style)
 920                         document.getElementById( 'article').insertBefore(
 921                                 messageDiv,
 922                                 document.getElementById( 'article' ).firstChild
 923                         );
 924                 } else {
 925                         return false;
 926                 }
 927         }
 928
 929         messageDiv.setAttribute( 'id', 'mw-js-message' );
 930         messageDiv.style.display = 'block';
 931         if( className ) {
 932                 messageDiv.setAttribute( 'class', 'mw-js-message-'+className );
 933         }
 934
 935         if (typeof message === 'object') {
 936                 while (messageDiv.hasChildNodes()) // Remove old content
 937                         messageDiv.removeChild(messageDiv.firstChild);
 938                 messageDiv.appendChild (message); // Append new content
 939         }
 940         else {
 941                 messageDiv.innerHTML = message;
 942         }
 943         return true;
 944 }
 945
 946 /**
 947  * Inject a cute little progress spinner after the specified element
 948  *
 949  * @param element Element to inject after
 950  * @param id Identifier string (for use with removeSpinner(), below)
 951  */
 952 function injectSpinner( element, id ) {
 953         var spinner = document.createElement( "img" );
 954         spinner.id = "mw-spinner-" + id;
 955         spinner.src = stylepath + "/common/images/spinner.gif";
 956         spinner.alt = spinner.title = "...";
 957         if( element.nextSibling ) {
 958                 element.parentNode.insertBefore( spinner, element.nextSibling );
 959         } else {
 960                 element.parentNode.appendChild( spinner );
 961         }
 962 }
 963
 964 /**
 965  * Remove a progress spinner added with injectSpinner()
 966  *
 967  * @param id Identifier string
 968  */
 969 function removeSpinner( id ) {
 970         var spinner = document.getElementById( "mw-spinner-" + id );
 971         if( spinner ) {
 972                 spinner.parentNode.removeChild( spinner );
 973         }
 974 }
 975
 976 function runOnloadHook() {
 977         // don't run anything below this for non-dom browsers
 978         if (doneOnloadHook || !(document.getElementById && document.getElementsByTagName)) {
 979                 return;
 980         }
 981
 982         // set this before running any hooks, since any errors below
 983         // might cause the function to terminate prematurely
 984         doneOnloadHook = true;
 985
 986         updateTooltipAccessKeys( null );
 987         akeytt( null );
 988         setupCheckboxShiftClick();
 989         sortables_init();
 990
 991         // Run any added-on functions
 992         for (var i = 0; i < onloadFuncts.length; i++) {
 993                 onloadFuncts[i]();
 994         }
 995 }
 996
 997 /**
 998  * Add an event handler to an element
 999  *
1000  * @param Element element Element to add handler to
1001  * @param String attach Event to attach to
1002  * @param callable handler Event handler callback
1003  */
1004 function addHandler( element, attach, handler ) {
1005         if( window.addEventListener ) {
1006                 element.addEventListener( attach, handler, false );
1007         } else if( window.attachEvent ) {
1008                 element.attachEvent( 'on' + attach, handler );
1009         }
1010 }
1011
1012 /**
1013  * Add a click event handler to an element
1014  *
1015  * @param Element element Element to add handler to
1016  * @param callable handler Event handler callback
1017  */
1018 function addClickHandler( element, handler ) {
1019         addHandler( element, 'click', handler );
1020 }
1021
1022 /**
1023  * Removes an event handler from an element
1024  *
1025  * @param Element element Element to remove handler from
1026  * @param String remove Event to remove
1027  * @param callable handler Event handler callback to remove
1028  */
1029 function removeHandler( element, remove, handler ) {
1030         if( window.removeEventListener ) {
1031                 element.removeEventListener( remove, handler, false );
1032         } else if( window.detachEvent ) {
1033                 element.detachEvent( 'on' + remove, handler );
1034         }
1035 }
1036 //note: all skins should call runOnloadHook() at the end of html output,
1037 //      so the below should be redundant. It's there just in case.
1038 hookEvent("load", runOnloadHook);