includes/Skin.php

   1 <?php
   2
   3 include_once( "Feed.php" );
   4
   5 # See skin.doc
   6
   7 # These are the INTERNAL names, which get mapped
   8 # directly to class names.  For display purposes, the
   9 # Language class has internationalized names
  10 #
  11 /* private */ $wgValidSkinNames = array(
  12         'standard' => "Standard",
  13         'nostalgia' => "Nostalgia",
  14         'cologneblue' => "CologneBlue"
  15 );
  16 if( $wgUseSmarty ) {
  17         $wgValidSkinNames['smarty'] = "Smarty";
  18         $wgValidSkinNames['montparnasse'] = "Montparnasse";
  19 }
  20 if( $wgUsePHPTal ) {
  21     #$wgValidSkinNames[] = "PHPTal";
  22     #$wgValidSkinNames['davinci'] = "DaVinci";
  23     #$wgValidSkinNames['mono'] = "Mono";
  24     $wgValidSkinNames['monobook'] = "MonoBook";
  25     #$wgValidSkinNames['monobookminimal'] = "MonoBookMinimal";
  26 }
  27
  28 include_once( "RecentChange.php" );
  29
  30 # For some odd PHP bug, this function can't be part of a class
  31 function getCategories ()
  32 {
  33   global $wgOut , $wgTitle , $wgUseCategoryMagic , $wgUser , $wgParser ;
  34   if ( !isset ( $wgUseCategoryMagic ) || !$wgUseCategoryMagic ) return "" ;
  35   if ( count ( $wgOut->mCategoryLinks ) == 0 ) return "" ;
  36   if ( !$wgOut->isArticle() ) return "" ;
  37   $sk = $wgUser->getSkin() ;
  38   $s = "" ;
  39   $s .= $sk->makeKnownLink ( "Special:Categories" , "Categories" , "article=".$wgTitle->getDBkey() ) ;
  40   $t = implode ( " | " , $wgOut->mCategoryLinks ) ;
  41   if ( $t != "" ) $s .= ": " ;
  42   $s .= $t ;
  43   return "<p class='catlinks'>$s</p>";
  44 }
  45
  46 class RCCacheEntry extends RecentChange
  47 {
  48         var $secureName, $link;
  49         var $curlink , $lastlink , $usertalklink , $versionlink ;
  50         var $userlink, $timestamp, $watched;
  51
  52         function newFromParent( $rc )
  53         {
  54                 $rc2 = new RCCacheEntry;
  55                 $rc2->mAttribs = $rc->mAttribs;
  56                 $rc2->mExtra = $rc->mExtra;
  57                 return $rc2;
  58         }
  59 } ;
  60
  61 class Skin {
  62
  63         /* private */ var $lastdate, $lastline;
  64         var $linktrail ; # linktrail regexp
  65         var $rc_cache ; # Cache for Enhanced Recent Changes
  66         var $rcCacheIndex ; # Recent Changes Cache Counter for visibility toggle
  67         var $rcMoveIndex;
  68
  69         function Skin()
  70         {
  71                 $this->linktrail = wfMsg("linktrail");
  72         }
  73
  74         function getSkinNames()
  75         {
  76                 global $wgValidSkinNames;
  77                 return $wgValidSkinNames;
  78         }
  79
  80         function getStylesheet()
  81         {
  82                 return "wikistandard.css";
  83         }
  84
  85         function qbSetting()
  86         {
  87                 global $wgOut, $wgUser;
  88
  89                 if ( $wgOut->isQuickbarSuppressed() ) { return 0; }
  90                 $q = $wgUser->getOption( "quickbar" );
  91                 if ( "" == $q ) { $q = 0; }
  92                 return $q;
  93         }
  94
  95         function initPage( &$out )
  96         {
  97                 $fname = "Skin::initPage";
  98                 wfProfileIn( $fname );
  99
 100                 $out->addLink( "shortcut icon", "", "/favicon.ico" );
 101
 102                 $this->addMetadataLinks($out);
 103
 104                 wfProfileOut( $fname );
 105         }
 106
 107         function addMetadataLinks( &$out ) {
 108             global $wgTitle, $wgEnableDublinCoreRdf, $wgEnableCreativeCommonsRdf, $wgRdfMimeType, $action;
 109
 110             if ($action == 'view') {
 111                 # note: buggy CC software only reads first "meta" link
 112                 if ($wgEnableCreativeCommonsRdf) {
 113                     $out->addMetadataLink('application/rdf+xml', wfLocalUrl($wgTitle->getPrefixedURL(), "action=creativecommons"));
 114                 }
 115                 if ($wgEnableDublinCoreRdf) {
 116                     $out->addMetadataLink('application/rdf+xml', wfLocalUrl($wgTitle->getPrefixedURL(), "action=dublincore"));
 117                 }
 118             }
 119         }
 120
 121         function outputPage( &$out ) {
 122                 global $wgDebugComments;
 123
 124                 wfProfileIn( "Skin::outputPage" );
 125                 $this->initPage( $out );
 126                 $out->out( $out->headElement() );
 127
 128                 $out->out( "\n<body" );
 129                 $ops = $this->getBodyOptions();
 130                 foreach ( $ops as $name => $val ) {
 131                         $out->out( " $name='$val'" );
 132                 }
 133                 $out->out( ">\n" );
 134                 if ( $wgDebugComments ) {
 135                         $out->out( "<!-- Wiki debugging output:\n" .
 136                           $out->mDebugtext . "-->\n" );
 137                 }
 138                 $out->out( $this->beforeContent() );
 139
 140                 $out->out( $out->mBodytext . "\n" );
 141
 142                 $out->out( $this->afterContent() );
 143
 144                 wfProfileClose();
 145                 $out->out( $out->reportTime() );
 146
 147                 $out->out( "\n</body></html>" );
 148         }
 149
 150         function getHeadScripts() {
 151                 global $wgStyleSheetPath;
 152                 $r = "<script type=\"text/javascript\" src=\"{$wgStyleSheetPath}/wikibits.js\"></script>\n";
 153                 return $r;
 154         }
 155
 156         function getUserStyles()
 157         {
 158                 global $wgOut, $wgStyleSheetPath;
 159                 $sheet = $this->getStylesheet();
 160                 $s = "<style type='text/css'>\n";
 161                 $s .= "/*/*/\n"; # <-- Hide the styles from Netscape 4 without hiding them from IE/Mac
 162                 $s .= "@import url(\"$wgStyleSheetPath/$sheet\");\n";
 163                 $s .= $this->doGetUserStyles();
 164                 $s .= "/* */\n";
 165                 $s .= "</style>\n";
 166                 return $s;
 167         }
 168
 169         function doGetUserStyles()
 170         {
 171                 global $wgUser;
 172
 173                 $s = "";
 174                 if ( 1 == $wgUser->getOption( "underline" ) ) {
 175                         # Don't override browser settings
 176                 } else {
 177                         # CHECK MERGE @@@
 178                         # Force no underline
 179                         $s .= "a { " .
 180                           "text-decoration: none; }\n";
 181                 }
 182                 if ( 1 == $wgUser->getOption( "highlightbroken" ) ) {
 183                         $s .= "a.new, #quickbar a.new { color: #CC2200; }\n";
 184                 }
 185                 if ( 1 == $wgUser->getOption( "justify" ) ) {
 186                         $s .= "#article { text-align: justify; }\n";
 187                 }
 188                 return $s;
 189         }
 190
 191         function getBodyOptions()
 192         {
 193                 global $wgUser, $wgTitle, $wgNamespaceBackgrounds, $wgOut, $wgRequest;
 194
 195                 extract( $wgRequest->getValues( 'oldid', 'redirect', 'diff' ) );
 196
 197                 if ( 0 != $wgTitle->getNamespace() ) {
 198                         $a = array( "bgcolor" => "#ffffec" );
 199                 }
 200                 else $a = array( "bgcolor" => "#FFFFFF" );
 201                 if($wgOut->isArticle() && $wgUser->getOption("editondblclick") &&
 202                   (!$wgTitle->isProtected() || $wgUser->isSysop()) ) {
 203                         $t = wfMsg( "editthispage" );
 204                         $oid = $red = "";
 205                         if ( $redirect ) {
 206                                 $red = "&redirect={$redirect}";
 207                         }
 208                         if ( !empty($oldid) && ! isset( $diff ) ) {
 209                                 $oid = "&oldid={$oldid}";
 210                         }
 211                         $s = $wgTitle->getFullURL( "action=edit{$oid}{$red}" );
 212                         $s = "document.location = \"" .$s ."\";";
 213                         $a += array ("ondblclick" => $s);
 214
 215                 }
 216                 $a['onload'] = $wgOut->getOnloadHandler();
 217                 return $a;
 218         }
 219
 220         function getExternalLinkAttributes( $link, $text )
 221         {
 222                 global $wgUser, $wgOut, $wgLang;
 223
 224                 $link = urldecode( $link );
 225                 $link = $wgLang->checkTitleEncoding( $link );
 226                 $link = str_replace( "_", " ", $link );
 227                 $link = wfEscapeHTML( $link );
 228
 229                 $r = " class='external'";
 230
 231                 if ( 1 == $wgUser->getOption( "hover" ) ) {
 232                         $r .= " title=\"{$link}\"";
 233                 }
 234                 return $r;
 235         }
 236
 237         function getInternalLinkAttributes( $link, $text, $broken = false )
 238         {
 239                 global $wgUser, $wgOut;
 240
 241                 $link = urldecode( $link );
 242                 $link = str_replace( "_", " ", $link );
 243                 $link = wfEscapeHTML( $link );
 244
 245                 if ( $broken == "stub" ) {
 246                         $r = " class='stub'";
 247                 } else if ( $broken == "yes" ) {
 248                         $r = " class='new'";
 249                 } else {
 250                         $r = "";
 251                 }
 252
 253                 if ( 1 == $wgUser->getOption( "hover" ) ) {
 254                         $r .= " title=\"{$link}\"";
 255                 }
 256                 return $r;
 257         }
 258
 259         function getInternalLinkAttributesObj( &$nt, $text, $broken = false )
 260         {
 261                 global $wgUser, $wgOut;
 262
 263                 if ( $broken == "stub" ) {
 264                         $r = " class='stub'";
 265                 } else if ( $broken == "yes" ) {
 266                         $r = " class='new'";
 267                 } else {
 268                         $r = "";
 269                 }
 270
 271                 if ( 1 == $wgUser->getOption( "hover" ) ) {
 272                         $r .= ' title ="' . $nt->getEscapedText() . '"';
 273                 }
 274                 return $r;
 275         }
 276
 277         function getLogo()
 278         {
 279                 global $wgLogo;
 280                 return $wgLogo;
 281         }
 282
 283         # This will be called immediately after the <body> tag.  Split into
 284         # two functions to make it easier to subclass.
 285         #
 286         function beforeContent()
 287         {
 288                 global $wgUser, $wgOut, $wgSiteNotice;
 289
 290                 if( $wgSiteNotice ) {
 291                         $note = "\n<div id='notice' style='font-weight: bold; color: red; text-align: center'>$wgSiteNotice</div>\n";
 292                 } else {
 293                         $note = "";
 294                 }
 295                 return $this->doBeforeContent() . $note;
 296         }
 297
 298         function doBeforeContent()
 299         {
 300                 global $wgUser, $wgOut, $wgTitle, $wgLang;
 301                 $fname = "Skin::doBeforeContent";
 302                 wfProfileIn( $fname );
 303
 304                 $s = "";
 305                 $qb = $this->qbSetting();
 306
 307                 if( $langlinks = $this->otherLanguages() ) {
 308                         $rows = 2;
 309                         $borderhack = "";
 310                 } else {
 311                         $rows = 1;
 312                         $langlinks = false;
 313                         $borderhack = "class='top'";
 314                 }
 315
 316                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 317                   "<table border='0' cellspacing='0' width='98%'>\n<tr>\n";
 318
 319                 $shove = ($qb != 0);
 320                 $left = ($qb == 1 || $qb == 3);
 321                 if($wgLang->isRTL()) $left = !$left;
 322
 323                 if ( !$shove ) {
 324                         $s .= "<td class='top' align=left valign=top rowspan='{$rows}'>\n" .
 325                           $this->logoText() . "</td>";
 326                 } elseif( $left ) {
 327                         $s .= $this->getQuickbarCompensator( $rows );
 328                 }
 329                 $l = $wgLang->isRTL() ? "right" : "left";
 330                 $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 331
 332                 $s .= $this->topLinks() ;
 333                 $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 334
 335                 $r = $wgLang->isRTL() ? "left" : "right";
 336                 $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
 337                 $s .= $this->nameAndLogin();
 338                 $s .= "\n<br />" . $this->searchForm() . "</td>";
 339
 340                 if ( $langlinks ) {
 341                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 342                 }
 343
 344                 if ( $shove && !$left ) { # Right
 345                         $s .= $this->getQuickbarCompensator( $rows );
 346                 }
 347                 $s .= "</tr>\n</table>\n</div>\n";
 348                 $s .= "\n<div id='article'>\n";
 349
 350                 $s .= $this->pageTitle();
 351                 $s .= $this->pageSubtitle() ;
 352                 $s .= getCategories(); // For some odd reason, zhis can't be a function of the object
 353                 wfProfileOut( $fname );
 354                 return $s;
 355         }
 356
 357         function getQuickbarCompensator( $rows = 1 )
 358         {
 359                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 360         }
 361
 362         # This gets called immediately before the </body> tag.
 363         #
 364         function afterContent()
 365         {
 366                 global $wgUser, $wgOut, $wgServer;
 367                 global $wgTitle, $wgLang;
 368
 369                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 370                 return $printfooter . $this->doAfterContent();
 371         }
 372
 373         function printFooter() {
 374                 global $wgTitle;
 375                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 376                 return "<p>" . wfMsg( "retrievedfrom", "<a href=\"$url\">$url</a>" ) .
 377                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 378         }
 379
 380         function doAfterContent()
 381         {
 382                 global $wgUser, $wgOut, $wgLang;
 383                 $fname =  "Skin::doAfterContent";
 384                 wfProfileIn( $fname );
 385                 wfProfileIn( "$fname-1" );
 386
 387                 $s = "\n</div><br clear='all' />\n";
 388                 $s .= "\n<div id='footer'>";
 389                 $s .= "<table border='0' cellspacing='0'><tr>";
 390
 391                 wfProfileOut( "$fname-1" );
 392                 wfProfileIn( "$fname-2" );
 393
 394                 $qb = $this->qbSetting();
 395                 $shove = ($qb != 0);
 396                 $left = ($qb == 1 || $qb == 3);
 397                 if($wgLang->isRTL()) $left = !$left;
 398
 399                 if ( $shove && $left ) { # Left
 400                         $s .= $this->getQuickbarCompensator();
 401                 }
 402                 wfProfileOut( "$fname-2" );
 403                 wfProfileIn( "$fname-3" );
 404                 $l = $wgLang->isRTL() ? "right" : "left";
 405                 $s .= "<td class='bottom' align='$l' valign='top'>";
 406
 407                 $s .= $this->bottomLinks();
 408                 $s .= "\n<br />" . $this->mainPageLink()
 409                   . " | " . $this->aboutLink()
 410                   . " | " . $this->specialLink( "recentchanges" )
 411                   . " | " . $this->searchForm()
 412                   . "<br /><span id='pagestats'>" . $this->pageStats() . "</span>";
 413
 414                 $s .= "</td>";
 415                 if ( $shove && !$left ) { # Right
 416                         $s .= $this->getQuickbarCompensator();
 417                 }
 418                 $s .= "</tr></table>\n</div>\n</div>\n";
 419
 420                 wfProfileOut( "$fname-3" );
 421                 wfProfileIn( "$fname-4" );
 422                 if ( 0 != $qb ) { $s .= $this->quickBar(); }
 423                 wfProfileOut( "$fname-4" );
 424                 wfProfileOut( $fname );
 425                 return $s;
 426         }
 427
 428         function pageTitleLinks()
 429         {
 430                 global $wgOut, $wgTitle, $wgUser, $wgLang, $wgUseApproval, $wgRequest;
 431
 432                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 433                 $action = $wgRequest->getText( 'action' );
 434
 435                 $s = $this->printableLink();
 436                 if ( wfMsg ( "disclaimers" ) != "-" ) $s .= " | " . $this->makeKnownLink( wfMsg( "disclaimerpage" ), wfMsg( "disclaimers" ) ) ;
 437
 438                 if ( $wgOut->isArticleRelated() ) {
 439                         if ( $wgTitle->getNamespace() == Namespace::getImage() ) {
 440                                 $name = $wgTitle->getDBkey();
 441                                 $link = wfEscapeHTML( wfImageUrl( $name ) );
 442                                 $style = $this->getInternalLinkAttributes( $link, $name );
 443                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 444                         }
 445                         # This will show the "Approve" link if $wgUseApproval=true;
 446                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 447                         {
 448                                 $t = $wgTitle->getDBkey();
 449                                 $name = "Approve this article" ;
 450                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 451                                 #wfEscapeHTML( wfImageUrl( $name ) );
 452                                 $style = $this->getExternalLinkAttributes( $link, $name );
 453                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 454                         }
 455                 }
 456                 if ( "history" == $action || isset( $diff ) || isset( $oldid ) ) {
 457                         $s .= " | " . $this->makeKnownLink( $wgTitle->getPrefixedText(),
 458                                         wfMsg( "currentrev" ) );
 459                 }
 460
 461                 if ( $wgUser->getNewtalk() ) {
 462                 # do not show "You have new messages" text when we are viewing our
 463                 # own talk page
 464
 465                         if(!(strcmp($wgTitle->getText(),$wgUser->getName()) == 0 &&
 466                                                 $wgTitle->getNamespace()==Namespace::getTalk(Namespace::getUser()))) {
 467                                 $n =$wgUser->getName();
 468                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 469                                                         Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 470                                                 wfMsg("newmessageslink") );
 471                                 $s.=" | <strong>". wfMsg( "newmessages", $tl ) . "</strong>";
 472                         }
 473                 }
 474                 if( $wgUser->isSysop() &&
 475                                 (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 476                                 ($n = $wgTitle->isDeleted() ) ) {
 477                         $s .= " | " . wfMsg( "thisisdeleted",
 478                                         $this->makeKnownLink(
 479                                                 $wgLang->SpecialPage( "Undelete/" . $wgTitle->getPrefixedDBkey() ),
 480                                                 wfMsg( "restorelink", $n ) ) );
 481                 }
 482                 return $s;
 483         }
 484
 485         function printableLink()
 486         {
 487                 global $wgOut, $wgFeedClasses, $wgRequest;
 488
 489                 $baseurl = $_SERVER['REQUEST_URI'];
 490                 if( strpos( "?", $baseurl ) == false ) {
 491                         $baseurl .= "?";
 492                 } else {
 493                         $baseurl .= "&";
 494                 }
 495                 $baseurl = htmlspecialchars( $baseurl );
 496                 $printurl = $wgRequest->escapeAppendQuery( "printable=yes" );
 497
 498                 $s = "<a href=\"$printurl\">" . wfMsg( "printableversion" ) . "</a>";
 499                 if( $wgOut->isSyndicated() ) {
 500                         foreach( $wgFeedClasses as $format => $class ) {
 501                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 502                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 503                         }
 504                 }
 505                 return $s;
 506         }
 507
 508         function pageTitle()
 509         {
 510                 global $wgOut, $wgTitle, $wgUser;
 511
 512                 $s = "<h1 class='pagetitle'>" . $wgOut->getPageTitle() . "</h1>";
 513                 if($wgUser->getOption("editsectiononrightclick") && $wgTitle->userCanEdit()) { $s=$this->editSectionScript(0,$s);}
 514                 return $s;
 515         }
 516
 517         function pageSubtitle()
 518         {
 519                 global $wgOut,$wgTitle,$wgNamespacesWithSubpages;
 520
 521                 $sub = $wgOut->getSubtitle();
 522                 if ( "" == $sub ) {
 523                         global $wgExtraSubtitle;
 524                         $sub = wfMsg( "fromwikipedia" ) . $wgExtraSubtitle;
 525                 }
 526                 if($wgOut->isArticle() && $wgNamespacesWithSubpages[$wgTitle->getNamespace()]) {
 527                         $ptext=$wgTitle->getPrefixedText();
 528                         if(preg_match("/\//",$ptext)) {
 529                                 $sub.="</p><p class='subpages'>";
 530                                 $links=explode("/",$ptext);
 531                                 $c=0;
 532                                 $growinglink="";
 533                                 foreach($links as $link) {
 534                                         $c++;
 535                                         if ($c<count($links)) {
 536                                                 $growinglink .= $link;
 537                                                 $getlink = $this->makeLink( $growinglink, $link );
 538                                                 if(preg_match("/class='new'/i",$getlink)) { break; } # this is a hack, but it saves time
 539                                                 if ($c>1) {
 540                                                         $sub .= " | ";
 541                                                 } else  {
 542                                                         $sub .="&lt; ";
 543                                                 }
 544                                                 $sub .= $getlink;
 545                                                 $growinglink.="/";
 546                                         }
 547
 548                                 }
 549                         }
 550                 }
 551                 $s = "<p class='subtitle'>{$sub}</p>\n";
 552                 return $s;
 553         }
 554
 555         function nameAndLogin()
 556         {
 557                 global $wgUser, $wgTitle, $wgLang, $wgShowIPinHeader, $wgIP;
 558
 559                 $li = $wgLang->specialPage( "Userlogin" );
 560                 $lo = $wgLang->specialPage( "Userlogout" );
 561
 562                 $s = "";
 563                 if ( 0 == $wgUser->getID() ) {
 564                         if( $wgShowIPinHeader && isset(  $_COOKIE[ini_get("session.name")] ) ) {
 565                                 $n = $wgIP;
 566
 567                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 568                                   Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 569                                   $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 570
 571                                 $s .= $n .  " (".$tl.")";
 572                         } else {
 573                                 $s .= wfMsg("notloggedin");
 574                         }
 575
 576                         $rt = $wgTitle->getPrefixedURL();
 577                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 578                                 $q = "";
 579                         } else { $q = "returnto={$rt}"; }
 580
 581                         $s .= "\n<br />" . $this->makeKnownLink( $li,
 582                           wfMsg( "login" ), $q );
 583                 } else {
 584                         $n = $wgUser->getName();
 585                         $rt = $wgTitle->getPrefixedURL();
 586                         $tl = $this->makeKnownLink( $wgLang->getNsText(
 587                           Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 588                           $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 589
 590                         $tl = " ({$tl})";
 591
 592                         $s .= $this->makeKnownLink( $wgLang->getNsText(
 593                           Namespace::getUser() ) . ":{$n}", $n ) . "{$tl}<br />" .
 594                           $this->makeKnownLink( $lo, wfMsg( "logout" ),
 595                           "returnto={$rt}" ) . " | " .
 596                           $this->specialLink( "preferences" );
 597                 }
 598                 $s .= " | " . $this->makeKnownLink( wfMsg( "helppage" ),
 599                   wfMsg( "help" ) );
 600
 601                 return $s;
 602         }
 603
 604         function searchForm()
 605         {
 606                 global $wgRequest;
 607
 608                 $search = $wgRequest->getText( 'search' );;
 609
 610                 $s = "<form name='search' class='inline' method='post' action=\""
 611                   . wfLocalUrl( "" ) . "\">\n"
 612                   . "<input type='text' name=\"search\" size='19' value=\""
 613                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 614                   . "<input type='submit' name=\"go\" value=\"" . wfMsg ("go") . "\" />&nbsp;"
 615                   . "<input type='submit' name=\"fulltext\" value=\"" . wfMsg ("search") . "\" />\n</form>";
 616
 617                 return $s;
 618         }
 619
 620         function topLinks()
 621         {
 622                 global $wgOut;
 623                 $sep = " |\n";
 624
 625                 $s = $this->mainPageLink() . $sep
 626                   . $this->specialLink( "recentchanges" );
 627
 628                 if ( $wgOut->isArticleRelated() ) {
 629                         $s .=  $sep . $this->editThisPage()
 630                           . $sep . $this->historyLink();
 631                 }
 632                 # Many people don't like this dropdown box
 633                 #$s .= $sep . $this->specialPagesList();
 634
 635                 return $s;
 636         }
 637
 638         function bottomLinks()
 639         {
 640                 global $wgOut, $wgUser, $wgTitle;
 641                 $sep = " |\n";
 642
 643                 $s = "";
 644                 if ( $wgOut->isArticleRelated() ) {
 645                         $s .= "<strong>" . $this->editThisPage() . "</strong>";
 646                         if ( 0 != $wgUser->getID() ) {
 647                                 $s .= $sep . $this->watchThisPage();
 648                         }
 649                         $s .= $sep . $this->talkLink()
 650                           . $sep . $this->historyLink()
 651                           . $sep . $this->whatLinksHere()
 652                           . $sep . $this->watchPageLinksLink();
 653
 654                         if ( $wgTitle->getNamespace() == Namespace::getUser()
 655                             || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser()) )
 656
 657                         {
 658                                 $id=User::idFromName($wgTitle->getText());
 659                                 $ip=User::isIP($wgTitle->getText());
 660
 661                                 if($id || $ip) { # both anons and non-anons have contri list
 662                                         $s .= $sep . $this->userContribsLink();
 663                                 }
 664                                 if ( 0 != $wgUser->getID() ) { # show only to signed in users
 665                                         if($id) {       # can only email non-anons
 666                                                 $s .= $sep . $this->emailUserLink();
 667                                         }
 668                                 }
 669                         }
 670                         if ( $wgUser->isSysop() && $wgTitle->getArticleId() ) {
 671                                 $s .= "\n<br />" . $this->deleteThisPage() .
 672                                 $sep . $this->protectThisPage() .
 673                                 $sep . $this->moveThisPage();
 674                         }
 675                         $s .= "<br />\n" . $this->otherLanguages();
 676                 }
 677                 return $s;
 678         }
 679
 680         function pageStats()
 681         {
 682                 global $wgOut, $wgLang, $wgArticle, $wgRequest;
 683                 global $wgDisableCounters;
 684
 685                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 686                 if ( ! $wgOut->isArticle() ) { return ""; }
 687                 if ( isset( $oldid ) || isset( $diff ) ) { return ""; }
 688                 if ( 0 == $wgArticle->getID() ) { return ""; }
 689
 690                 $s = "";
 691                 if ( !$wgDisableCounters ) {
 692                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 693                         if ( $count ) {
 694                                 $s = wfMsg( "viewcount", $count );
 695                         }
 696                 }
 697                 $s .= $this->lastModified();
 698                 $s .= " " . wfMsg( "gnunote" );
 699                 return $s;
 700         }
 701
 702         function lastModified()
 703         {
 704                 global $wgLang, $wgArticle;
 705
 706                 $timestamp = $wgArticle->getTimestamp();
 707                 if ( $timestamp ) {
 708                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 709                         $s = " " . wfMsg( "lastmodified", $d );
 710                 } else {
 711                         $s = "";
 712                 }
 713                 return $s;
 714         }
 715
 716         function logoText( $align = "" )
 717         {
 718                 if ( "" != $align ) { $a = " align='{$align}'"; }
 719                 else { $a = ""; }
 720
 721                 $mp = wfMsg( "mainpage" );
 722                 $titleObj = Title::newFromText( $mp );
 723                 $s = "<a href=\"" . $titleObj->escapeLocalURL()
 724                   . "\"><img{$a} src=\""
 725                   . $this->getLogo() . "\" alt=\"" . "[{$mp}]\" /></a>";
 726                 return $s;
 727         }
 728
 729         function quickBar()
 730         {
 731                 global $wgOut, $wgTitle, $wgUser, $wgRequest, $wgLang;
 732                 global $wgDisableUploads, $wgRemoteUploads;
 733
 734                 $fname =  "Skin::quickBar";
 735                 wfProfileIn( $fname );
 736
 737                 $action = $wgRequest->getText( 'action' );
 738                 $wpPreview = $wgRequest->getBool( 'wpPreview' );
 739                 $tns=$wgTitle->getNamespace();
 740
 741                 $s = "\n<div id='quickbar'>";
 742                 $s .= "\n" . $this->logoText() . "\n<hr class='sep' />";
 743
 744                 $sep = "\n<br />";
 745                 $s .= $this->mainPageLink()
 746                   . $sep . $this->specialLink( "recentchanges" )
 747                   . $sep . $this->specialLink( "randompage" );
 748                 if ($wgUser->getID()) {
 749                 $s.= $sep . $this->specialLink( "watchlist" ) ;
 750                 $s .= $sep .$this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
 751                   wfMsg( "mycontris" ), "target=" . wfUrlencode($wgUser->getName() ) );
 752
 753                 }
 754                 // only show watchlist link if logged in
 755                 if ( wfMsg ( "currentevents" ) != "-" ) $s .= $sep . $this->makeKnownLink( wfMsg( "currentevents" ), "" ) ;
 756                 $s .= "\n<br /><hr class='sep' />";
 757                 $articleExists = $wgTitle->getArticleId();
 758                 if ( $wgOut->isArticle() || $action =="edit" || $action =="history" || $wpPreview) {
 759                         if($wgOut->isArticle()) {
 760                                 $s .= "<strong>" . $this->editThisPage() . "</strong>";
 761                         } else { # backlink to the article in edit or history mode
 762                                 if($articleExists){ # no backlink if no article
 763                                         switch($tns) {
 764                                                 case 0:
 765                                                 $text = wfMsg("articlepage");
 766                                                 break;
 767                                                 case 1:
 768                                                 $text = wfMsg("viewtalkpage");
 769                                                 break;
 770                                                 case 2:
 771                                                 $text = wfMsg("userpage");
 772                                                 break;
 773                                                 case 3:
 774                                                 $text = wfMsg("viewtalkpage");
 775                                                 break;
 776                                                 case 4:
 777                                                 $text = wfMsg("wikipediapage");
 778                                                 break;
 779                                                 case 5:
 780                                                 $text = wfMsg("viewtalkpage");
 781                                                 break;
 782                                                 case 6:
 783                                                 $text = wfMsg("imagepage");
 784                                                 break;
 785                                                 case 7:
 786                                                 $text = wfMsg("viewtalkpage");
 787                                                 break;
 788                                                 default:
 789                                                 $text= wfMsg("articlepage");
 790                                         }
 791
 792                                         $link = $wgTitle->getText();
 793                                         if ($nstext = $wgLang->getNsText($tns) ) { # add namespace if necessary
 794                                                 $link = $nstext . ":" . $link ;
 795                                         }
 796
 797                                         $s .= $this->makeLink( $link, $text );
 798                                 } elseif( $wgTitle->getNamespace() != Namespace::getSpecial() ) {
 799                                         # we just throw in a "New page" text to tell the user that he's in edit mode,
 800                                         # and to avoid messing with the separator that is prepended to the next item
 801                                         $s .= "<strong>" . wfMsg("newpage") . "</strong>";
 802                                 }
 803
 804                         }
 805
 806
 807                         if( $tns%2 && $action!="edit" && !$wpPreview) {
 808                                 $s.="<br />".$this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg("postcomment"),"action=edit&section=new");
 809                         }
 810
 811                         /*
 812                         watching could cause problems in edit mode:
 813                         if user edits article, then loads "watch this article" in background and then saves
 814                         article with "Watch this article" checkbox disabled, the article is transparently
 815                         unwatched. Therefore we do not show the "Watch this page" link in edit mode
 816                         */
 817                         if ( 0 != $wgUser->getID() && $articleExists) {
 818                                 if($action!="edit" && $action != "submit" )
 819                                 {
 820                                         $s .= $sep . $this->watchThisPage();
 821                                 }
 822                                 if ( $wgTitle->userCanEdit() )
 823                                         $s .= $sep . $this->moveThisPage();
 824                         }
 825                         if ( $wgUser->isSysop() and $articleExists ) {
 826                                 $s .= $sep . $this->deleteThisPage() .
 827                                 $sep . $this->protectThisPage();
 828                         }
 829                         $s .= $sep . $this->talkLink();
 830                         if ($articleExists && $action !="history") {
 831                                 $s .= $sep . $this->historyLink();
 832                         }
 833                         $s.=$sep . $this->whatLinksHere();
 834
 835                         if($wgOut->isArticleRelated()) {
 836                                 $s .= $sep . $this->watchPageLinksLink();
 837                         }
 838
 839                         if ( Namespace::getUser() == $wgTitle->getNamespace()
 840                         || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser())
 841                         ) {
 842
 843                                 $id=User::idFromName($wgTitle->getText());
 844                                 $ip=User::isIP($wgTitle->getText());
 845
 846                                 if($id||$ip) {
 847                                         $s .= $sep . $this->userContribsLink();
 848                                 }
 849                                 if ( 0 != $wgUser->getID() ) {
 850                                         if($id) { # can only email real users
 851                                                 $s .= $sep . $this->emailUserLink();
 852                                         }
 853                                 }
 854                         }
 855                         $s .= "\n<br /><hr class='sep' />";
 856                 }
 857
 858                 if ( 0 != $wgUser->getID() && ( !$wgDisableUploads || $wgRemoteUploads ) ) {
 859                         $s .= $this->specialLink( "upload" ) . $sep;
 860                 }
 861                 $s .= $this->specialLink( "specialpages" )
 862                   . $sep . $this->bugReportsLink();
 863
 864                 global $wgSiteSupportPage;
 865                 if( $wgSiteSupportPage ) {
 866                         $s .= "\n<br /><a href=\"" . htmlspecialchars( $wgSiteSupportPage ) .
 867                           "\" class=\"internal\">" . wfMsg( "sitesupport" ) . "</a>";
 868                 }
 869
 870                 $s .= "\n<br /></div>\n";
 871                 wfProfileOut( $fname );
 872                 return $s;
 873         }
 874
 875         function specialPagesList()
 876         {
 877                 global $wgUser, $wgOut, $wgLang, $wgServer, $wgRedirectScript;
 878                 $a = array();
 879
 880                 $validSP = $wgLang->getValidSpecialPages();
 881
 882                 foreach ( $validSP as $name => $desc ) {
 883                         if ( "" == $desc ) { continue; }
 884                         $a[$name] = $desc;
 885                 }
 886                 if ( $wgUser->isSysop() )
 887                 {
 888                         $sysopSP = $wgLang->getSysopSpecialPages();
 889
 890                         foreach ( $sysopSP as $name => $desc ) {
 891                                 if ( "" == $desc ) { continue; }
 892                                 $a[$name] = $desc ;
 893                         }
 894                 }
 895                 if ( $wgUser->isDeveloper() )
 896                 {
 897                         $devSP = $wgLang->getDeveloperSpecialPages();
 898
 899                         foreach ( $devSP as $name => $desc ) {
 900                                 if ( "" == $desc ) { continue; }
 901                                 $a[$name] = $desc ;
 902                         }
 903                 }
 904                 $go = wfMsg( "go" );
 905                 $sp = wfMsg( "specialpages" );
 906                 $spp = $wgLang->specialPage( "Specialpages" );
 907
 908                 $s = "<form id=\"specialpages\" method=\"get\" class=\"inline\" " .
 909                   "action=\"{$wgServer}{$wgRedirectScript}\">\n";
 910                 $s .= "<select name=\"wpDropdown\">\n";
 911                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
 912
 913                 foreach ( $a as $name => $desc ) {
 914                         $p = $wgLang->specialPage( $name );
 915                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
 916                 }
 917                 $s .= "</select>\n";
 918                 $s .= "<input type=submit value=\"{$go}\" name=redirect>\n";
 919                 $s .= "</form>\n";
 920                 return $s;
 921         }
 922
 923         function mainPageLink()
 924         {
 925                 $mp = wfMsg( "mainpage" );
 926                 $s = $this->makeKnownLink( $mp, $mp );
 927                 return $s;
 928         }
 929
 930         function copyrightLink()
 931         {
 932                 $s = $this->makeKnownLink( wfMsg( "copyrightpage" ),
 933                   wfMsg( "copyrightpagename" ) );
 934                 return $s;
 935         }
 936
 937         function aboutLink()
 938         {
 939                 $s = $this->makeKnownLink( wfMsg( "aboutpage" ),
 940                   wfMsg( "aboutwikipedia" ) );
 941                 return $s;
 942         }
 943
 944
 945       function disclaimerLink()
 946         {
 947                 $s = $this->makeKnownLink( wfMsg( "disclaimerpage" ),
 948                   wfMsg( "disclaimers" ) );
 949                 return $s;
 950         }
 951
 952         function editThisPage()
 953         {
 954                 global $wgOut, $wgTitle, $wgRequest;
 955
 956                 $oldid = $wgRequest->getVal( 'oldid' );
 957                 $diff = $wgRequest->getVal( 'diff' );
 958                 $redirect = $wgRequest->getVal( 'redirect' );
 959
 960                 if ( ! $wgOut->isArticleRelated() ) {
 961                         $s = wfMsg( "protectedpage" );
 962                 } else {
 963                         $n = $wgTitle->getPrefixedText();
 964                         if ( $wgTitle->userCanEdit() ) {
 965                                 $t = wfMsg( "editthispage" );
 966                         } else {
 967                                 #$t = wfMsg( "protectedpage" );
 968                                 $t = wfMsg( "viewsource" );
 969                         }
 970                         $oid = $red = "";
 971
 972                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
 973                         if ( $oldid && ! isset( $diff ) ) {
 974                                 $oid = "&oldid={$oldid}";
 975                         }
 976                         $s = $this->makeKnownLink( $n, $t, "action=edit{$oid}{$red}" );
 977                 }
 978                 return $s;
 979         }
 980
 981         function deleteThisPage()
 982         {
 983                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
 984
 985                 $diff = $wgRequest->getVal( 'diff' );
 986                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
 987                         $n = $wgTitle->getPrefixedText();
 988                         $t = wfMsg( "deletethispage" );
 989
 990                         $s = $this->makeKnownLink( $n, $t, "action=delete" );
 991                 } else {
 992                         $s = "";
 993                 }
 994                 return $s;
 995         }
 996
 997         function protectThisPage()
 998         {
 999                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1000
1001                 $diff = $wgRequest->getVal( 'diff' );
1002                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1003                         $n = $wgTitle->getPrefixedText();
1004
1005                         if ( $wgTitle->isProtected() ) {
1006                                 $t = wfMsg( "unprotectthispage" );
1007                                 $q = "action=unprotect";
1008                         } else {
1009                                 $t = wfMsg( "protectthispage" );
1010                                 $q = "action=protect";
1011                         }
1012                         $s = $this->makeKnownLink( $n, $t, $q );
1013                 } else {
1014                         $s = "";
1015                 }
1016                 return $s;
1017         }
1018
1019         function watchThisPage()
1020         {
1021                 global $wgUser, $wgOut, $wgTitle;
1022
1023                 if ( $wgOut->isArticleRelated() ) {
1024                         $n = $wgTitle->getPrefixedText();
1025
1026                         if ( $wgTitle->userIsWatching() ) {
1027                                 $t = wfMsg( "unwatchthispage" );
1028                                 $q = "action=unwatch";
1029                         } else {
1030                                 $t = wfMsg( "watchthispage" );
1031                                 $q = "action=watch";
1032                         }
1033                         $s = $this->makeKnownLink( $n, $t, $q );
1034                 } else {
1035                         $s = wfMsg( "notanarticle" );
1036                 }
1037                 return $s;
1038         }
1039
1040         function moveThisPage()
1041         {
1042                 global $wgTitle, $wgLang;
1043
1044                 if ( $wgTitle->userCanEdit() ) {
1045                         $s = $this->makeKnownLink( $wgLang->specialPage( "Movepage" ),
1046                           wfMsg( "movethispage" ), "target=" . $wgTitle->getPrefixedURL() );
1047                 } // no message if page is protected - would be redundant
1048                 return $s;
1049         }
1050
1051         function historyLink()
1052         {
1053                 global $wgTitle;
1054
1055                 $s = $this->makeKnownLink( $wgTitle->getPrefixedText(),
1056                   wfMsg( "history" ), "action=history" );
1057                 return $s;
1058         }
1059
1060         function whatLinksHere()
1061         {
1062                 global $wgTitle, $wgLang;
1063
1064                 $s = $this->makeKnownLink( $wgLang->specialPage( "Whatlinkshere" ),
1065                   wfMsg( "whatlinkshere" ), "target=" . $wgTitle->getPrefixedURL() );
1066                 return $s;
1067         }
1068
1069         function userContribsLink()
1070         {
1071                 global $wgTitle, $wgLang;
1072
1073                 $s = $this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
1074                   wfMsg( "contributions" ), "target=" . $wgTitle->getPartialURL() );
1075                 return $s;
1076         }
1077
1078         function emailUserLink()
1079         {
1080                 global $wgTitle, $wgLang;
1081
1082                 $s = $this->makeKnownLink( $wgLang->specialPage( "Emailuser" ),
1083                   wfMsg( "emailuser" ), "target=" . $wgTitle->getPartialURL() );
1084                 return $s;
1085         }
1086
1087         function watchPageLinksLink()
1088         {
1089                 global $wgOut, $wgTitle, $wgLang;
1090
1091                 if ( ! $wgOut->isArticleRelated() ) {
1092                         $s = "(" . wfMsg( "notanarticle" ) . ")";
1093                 } else {
1094                         $s = $this->makeKnownLink( $wgLang->specialPage(
1095                           "Recentchangeslinked" ), wfMsg( "recentchangeslinked" ),
1096                           "target=" . $wgTitle->getPrefixedURL() );
1097                 }
1098                 return $s;
1099         }
1100
1101         function otherLanguages()
1102         {
1103                 global $wgOut, $wgLang, $wgTitle, $wgUseNewInterlanguage;
1104
1105                 $a = $wgOut->getLanguageLinks();
1106                 if ( 0 == count( $a ) ) {
1107                         if ( !$wgUseNewInterlanguage ) return "";
1108                         $ns = $wgLang->getNsIndex ( $wgTitle->getNamespace () ) ;
1109                         if ( $ns != 0 AND $ns != 1 ) return "" ;
1110                         $pn = "Intl" ;
1111                         $x = "mode=addlink&xt=".$wgTitle->getDBkey() ;
1112                         return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1113                                   wfMsg( "intl" ) , $x );
1114                         }
1115
1116                 if ( !$wgUseNewInterlanguage ) {
1117                         $s = wfMsg( "otherlanguages" ) . ": ";
1118                 } else {
1119                         global $wgLanguageCode ;
1120                         $x = "mode=zoom&xt=".$wgTitle->getDBkey() ;
1121                         $x .= "&xl=".$wgLanguageCode ;
1122                         $s =  $this->makeKnownLink( $wgLang->specialPage( "Intl" ),
1123                                   wfMsg( "otherlanguages" ) , $x ) . ": " ;
1124                         }
1125
1126                 $s = wfMsg( "otherlanguages" ) . ": ";
1127                 $first = true;
1128                 if($wgLang->isRTL()) $s .= "<span dir='LTR'>";
1129                 foreach( $a as $l ) {
1130                         if ( ! $first ) { $s .= " | "; }
1131                         $first = false;
1132
1133                         $nt = Title::newFromText( $l );
1134                         $url = $nt->getFullURL();
1135                         $text = $wgLang->getLanguageName( $nt->getInterwiki() );
1136
1137                         if ( "" == $text ) { $text = $l; }
1138                         $style = $this->getExternalLinkAttributes( $l, $text );
1139                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1140                 }
1141                 if($wgLang->isRTL()) $s .= "</span>";
1142                 return $s;
1143         }
1144
1145         function bugReportsLink()
1146         {
1147                 $s = $this->makeKnownLink( wfMsg( "bugreportspage" ),
1148                   wfMsg( "bugreports" ) );
1149                 return $s;
1150         }
1151
1152         function dateLink()
1153         {
1154                 global $wgLinkCache;
1155                 $t1 = Title::newFromText( gmdate( "F j" ) );
1156                 $t2 = Title::newFromText( gmdate( "Y" ) );
1157
1158                 $wgLinkCache->suspend();
1159                 $id = $t1->getArticleID();
1160                 $wgLinkCache->resume();
1161
1162                 if ( 0 == $id ) {
1163                         $s = $this->makeBrokenLink( $t1->getText() );
1164                 } else {
1165                         $s = $this->makeKnownLink( $t1->getText() );
1166                 }
1167                 $s .= ", ";
1168
1169                 $wgLinkCache->suspend();
1170                 $id = $t2->getArticleID();
1171                 $wgLinkCache->resume();
1172
1173                 if ( 0 == $id ) {
1174                         $s .= $this->makeBrokenLink( $t2->getText() );
1175                 } else {
1176                         $s .= $this->makeKnownLink( $t2->getText() );
1177                 }
1178                 return $s;
1179         }
1180
1181         function talkLink()
1182         {
1183                 global $wgLang, $wgTitle, $wgLinkCache;
1184
1185                 $tns = $wgTitle->getNamespace();
1186                 if ( -1 == $tns ) { return ""; }
1187
1188                 $pn = $wgTitle->getText();
1189                 $tp = wfMsg( "talkpage" );
1190                 if ( Namespace::isTalk( $tns ) ) {
1191                         $lns = Namespace::getSubject( $tns );
1192                         switch($tns) {
1193                                 case 1:
1194                                 $text = wfMsg("articlepage");
1195                                 break;
1196                                 case 3:
1197                                 $text = wfMsg("userpage");
1198                                 break;
1199                                 case 5:
1200                                 $text = wfMsg("wikipediapage");
1201                                 break;
1202                                 case 7:
1203                                 $text = wfMsg("imagepage");
1204                                 break;
1205                                 default:
1206                                 $text= wfMsg("articlepage");
1207                         }
1208                 } else {
1209
1210                         $lns = Namespace::getTalk( $tns );
1211                         $text=$tp;
1212                 }
1213                 $n = $wgLang->getNsText( $lns );
1214                 if ( "" == $n ) { $link = $pn; }
1215                 else { $link = "{$n}:{$pn}"; }
1216
1217                 $wgLinkCache->suspend();
1218                 $s = $this->makeLink( $link, $text );
1219                 $wgLinkCache->resume();
1220
1221                 return $s;
1222         }
1223
1224         function commentLink()
1225         {
1226                 global $wgLang, $wgTitle, $wgLinkCache;
1227
1228                 $tns = $wgTitle->getNamespace();
1229                 if ( -1 == $tns ) { return ""; }
1230
1231                 $lns = ( Namespace::isTalk( $tns ) ) ? $tns : Namespace::getTalk( $tns );
1232
1233                 # assert Namespace::isTalk( $lns )
1234
1235                 $n = $wgLang->getNsText( $lns );
1236                 $pn = $wgTitle->getText();
1237
1238                 $link = "{$n}:{$pn}";
1239
1240                 $wgLinkCache->suspend();
1241                 $s = $this->makeKnownLink($link, wfMsg("postcomment"), "action=edit&section=new");
1242                 $wgLinkCache->resume();
1243
1244                 return $s;
1245         }
1246
1247         # After all the page content is transformed into HTML, it makes
1248         # a final pass through here for things like table backgrounds.
1249         #
1250         function transformContent( $text )
1251         {
1252                 return $text;
1253         }
1254
1255         # Note: This function MUST call getArticleID() on the link,
1256         # otherwise the cache won't get updated properly.  See LINKCACHE.DOC.
1257         #
1258         function makeLink( $title, $text = "", $query = "", $trail = "" ) {
1259                 wfProfileIn( "Skin::makeLink" );
1260                 $nt = Title::newFromText( $title );
1261                 if ($nt) {
1262                         $result = $this->makeLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1263                 } else {
1264                         wfDebug( "Invalid title passed to Skin::makeLink(): \"$title\"\n" );
1265                         $result = $text == "" ? $title : $text;
1266                 }
1267
1268                 wfProfileOut( "Skin::makeLink" );
1269                 return $result;
1270         }
1271
1272         function makeKnownLink( $title, $text = "", $query = "", $trail = "" ) {
1273                 $nt = Title::newFromText( $title );
1274                 if ($nt) {
1275                         return $this->makeKnownLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1276                 } else {
1277                         wfDebug( "Invalid title passed to Skin::makeKnownLink(): \"$title\"\n" );
1278                         return $text == "" ? $title : $text;
1279                 }
1280         }
1281
1282         function makeBrokenLink( $title, $text = "", $query = "", $trail = "" ) {
1283                 $nt = Title::newFromText( $title );
1284                 if ($nt) {
1285                         return $this->makeBrokenLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1286                 } else {
1287                         wfDebug( "Invalid title passed to Skin::makeBrokenLink(): \"$title\"\n" );
1288                         return $text == "" ? $title : $text;
1289                 }
1290         }
1291
1292         function makeStubLink( $title, $text = "", $query = "", $trail = "" ) {
1293                 $nt = Title::newFromText( $title );
1294                 if ($nt) {
1295                         return $this->makeStubLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1296                 } else {
1297                         wfDebug( "Invalid title passed to Skin::makeStubLink(): \"$title\"\n" );
1298                         return $text == "" ? $title : $text;
1299                 }
1300         }
1301
1302         # Pass a title object, not a title string
1303         function makeLinkObj( &$nt, $text= "", $query = "", $trail = "", $prefix = "" )
1304         {
1305                 global $wgOut, $wgUser;
1306                 if ( $nt->isExternal() ) {
1307                         $u = $nt->getFullURL();
1308                         if ( "" == $text ) { $text = $nt->getPrefixedText(); }
1309                         $style = $this->getExternalLinkAttributes( $link, $text );
1310
1311                         $inside = "";
1312                         if ( "" != $trail ) {
1313                                 if ( preg_match( "/^([a-z]+)(.*)$$/sD", $trail, $m ) ) {
1314                                         $inside = $m[1];
1315                                         $trail = $m[2];
1316                                 }
1317                         }
1318                         $retVal = "<a href=\"{$u}\"{$style}>{$text}{$inside}</a>{$trail}";
1319                 } elseif ( 0 == $nt->getNamespace() && "" == $nt->getText() ) {
1320                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1321                 } elseif ( ( -1 == $nt->getNamespace() ) ||
1322                                 ( Namespace::getImage() == $nt->getNamespace() ) ) {
1323                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1324                 } else {
1325                         $aid = $nt->getArticleID() ;
1326                         if ( 0 == $aid ) {
1327                                 $retVal = $this->makeBrokenLinkObj( $nt, $text, $query, $trail, $prefix );
1328                         } else {
1329                                 $threshold = $wgUser->getOption("stubthreshold") ;
1330                                 if ( $threshold > 0 ) {
1331                                         $res = wfQuery ( "SELECT LENGTH(cur_text) AS x, cur_namespace, cur_is_redirect FROM cur WHERE cur_id='{$aid}'", DB_READ ) ;
1332
1333                                         if ( wfNumRows( $res ) > 0 ) {
1334                                                 $s = wfFetchObject( $res );
1335                                                 $size = $s->x;
1336                                                 if ( $s->cur_is_redirect OR $s->cur_namespace != 0 ) {
1337                                                         $size = $threshold*2 ; # Really big
1338                                                 }
1339                                                 wfFreeResult( $res );
1340                                         } else {
1341                                                 $size = $threshold*2 ; # Really big
1342                                         }
1343                                 } else {
1344                                         $size = 1 ;
1345                                 }
1346                                 if ( $size < $threshold ) {
1347                                         $retVal = $this->makeStubLinkObj( $nt, $text, $query, $trail, $prefix );
1348                                 } else {
1349                                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1350                                 }
1351                         }
1352                 }
1353                 return $retVal;
1354         }
1355
1356         # Pass a title object, not a title string
1357         function makeKnownLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" )
1358         {
1359                 global $wgOut, $wgTitle;
1360
1361                 $fname = "Skin::makeKnownLinkObj";
1362                 wfProfileIn( $fname );
1363
1364                 $link = $nt->getPrefixedURL();
1365
1366                 if ( "" == $link ) {
1367                         $u = "";
1368                         if ( "" == $text ) { $text = $nt->getFragment(); }
1369                 } else {
1370                         $u = $nt->escapeLocalURL( $query );
1371                 }
1372                 if ( "" != $nt->getFragment() ) {
1373                         $u .= "#" . wfEscapeHTML( $nt->getFragment() );
1374                 }
1375                 if ( "" == $text ) { $text = $nt->getPrefixedText(); }
1376                 $style = $this->getInternalLinkAttributesObj( $nt, $text );
1377
1378                 $inside = "";
1379                 if ( "" != $trail ) {
1380                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1381                                 $inside = $m[1];
1382                                 $trail = $m[2];
1383                         }
1384                 }
1385                 $r = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1386                 wfProfileOut( $fname );
1387                 return $r;
1388         }
1389
1390         # Pass a title object, not a title string
1391         function makeBrokenLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" )
1392         {
1393                 global $wgOut, $wgUser;
1394
1395                 $fname = "Skin::makeBrokenLinkObj";
1396                 wfProfileIn( $fname );
1397
1398                 if ( "" == $query ) {
1399                         $q = "action=edit";
1400                 } else {
1401                         $q = "action=edit&{$query}";
1402                 }
1403                 $u = $nt->escapeLocalURL( $q );
1404
1405                 if ( "" == $text ) { $text = $nt->getPrefixedText(); }
1406                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "yes" );
1407
1408                 $inside = "";
1409                 if ( "" != $trail ) {
1410                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1411                                 $inside = $m[1];
1412                                 $trail = $m[2];
1413                         }
1414                 }
1415                 if ( $wgUser->getOption( "highlightbroken" ) ) {
1416                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1417                 } else {
1418                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>?</a>{$trail}";
1419                 }
1420
1421                 wfProfileOut( $fname );
1422                 return $s;
1423         }
1424
1425         # Pass a title object, not a title string
1426         function makeStubLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" )
1427         {
1428                 global $wgOut, $wgUser;
1429
1430                 $link = $nt->getPrefixedURL();
1431
1432                 $u = $nt->escapeLocalURL( $query );
1433
1434                 if ( "" == $text ) { $text = $nt->getPrefixedText(); }
1435                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "stub" );
1436
1437                 $inside = "";
1438                 if ( "" != $trail ) {
1439                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1440                                 $inside = $m[1];
1441                                 $trail = $m[2];
1442                         }
1443                 }
1444                 if ( $wgUser->getOption( "highlightbroken" ) ) {
1445                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1446                 } else {
1447                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>!</a>{$trail}";
1448                 }
1449                 return $s;
1450         }
1451
1452         function fnamePart( $url )
1453         {
1454                 $basename = strrchr( $url, "/" );
1455                 if ( false === $basename ) { $basename = $url; }
1456                 else { $basename = substr( $basename, 1 ); }
1457                 return wfEscapeHTML( $basename );
1458         }
1459
1460         function makeImage( $url, $alt = "" )
1461         {
1462                 global $wgOut;
1463
1464                 if ( "" == $alt ) { $alt = $this->fnamePart( $url ); }
1465                 $s = "<img src=\"{$url}\" alt=\"{$alt}\" />";
1466                 return $s;
1467         }
1468
1469         function makeImageLink( $name, $url, $alt = "" ) {
1470                 $nt = Title::makeTitle( Namespace::getImage(), $name );
1471                 return $this->makeImageLinkObj( $nt, $alt );
1472         }
1473
1474         function makeImageLinkObj( $nt, $alt = "" ) {
1475                 global $wgLang, $wgUseImageResize;
1476                 $name  = $nt->getDBKey();
1477                 $url   = wfImageUrl( $name );
1478                 $align = "";
1479                 $prefix = $postfix = "";
1480
1481                 if ( $wgUseImageResize ) {
1482                         # Check if the alt text is of the form "options|alt text"
1483                         # Options are:
1484                         #  * thumbnail          make a thumbnail with enlarge-icon and caption, alignment depends on lang
1485                         #  * left               no resizing, just left align. label is used for alt= only
1486                         #  * right              same, but right aligned
1487                         #  * none               same, but not aligned
1488                         #  * ___px              scale to ___ pixels width, no aligning. e.g. use in taxobox
1489
1490                         $part = explode( "|", $alt);
1491
1492                         $mwThumb  =& MagicWord::get( MAG_IMG_THUMBNAIL );
1493                         $mwLeft   =& MagicWord::get( MAG_IMG_LEFT );
1494                         $mwRight  =& MagicWord::get( MAG_IMG_RIGHT );
1495                         $mwNone   =& MagicWord::get( MAG_IMG_NONE );
1496                         $mwWidth  =& MagicWord::get( MAG_IMG_WIDTH );
1497                         $mwCenter =& MagicWord::get( MAG_IMG_CENTER );
1498                         $alt = $part[count($part)-1];
1499
1500                         $thumb=false;
1501
1502                         foreach( $part as $key => $val ) {
1503                                 if ( ! is_null( $mwThumb->matchVariableStartToEnd($val) ) ) {
1504                                         $thumb=true;
1505                                 } elseif ( ! is_null( $mwRight->matchVariableStartToEnd($val) ) ) {
1506                                         # remember to set an alignment, don't render immediately
1507                                         $align = "right";
1508                                 } elseif ( ! is_null( $mwLeft->matchVariableStartToEnd($val) ) ) {
1509                                         # remember to set an alignment, don't render immediately
1510                                         $align = "left";
1511                                 } elseif ( ! is_null( $mwCenter->matchVariableStartToEnd($val) ) ) {
1512                                         # remember to set an alignment, don't render immediately
1513                                         $align = "center";
1514                                 } elseif ( ! is_null( $mwNone->matchVariableStartToEnd($val) ) ) {
1515                                         # remember to set an alignment, don't render immediately
1516                                         $align = "none";
1517                                 } elseif ( ! is_null( $match = $mwWidth->matchVariableStartToEnd($val) ) ) {
1518                                         # $match is the image width in pixels
1519                                         $width = intval($match);
1520                                 }
1521                         }
1522                         if ( "center" == $align )
1523                         {
1524                                 $prefix  = '<span style="text-align: center">';
1525                                 $postfix = '</span>';
1526                                 $align   = "none";
1527                         }
1528
1529                         if ( $thumb ) {
1530
1531                                 # Create a thumbnail. Alignment depends on language
1532                                 # writing direction, # right aligned for left-to-right-
1533                                 # languages ("Western languages"), left-aligned
1534                                 # for right-to-left-languages ("Semitic languages")
1535                                 #
1536                                 # If  thumbnail width has not been provided, it is set
1537                                 # here to 180 pixels
1538                                 if ( $align == "" ) {
1539                                         $align = $wgLang->isRTL() ? "left" : "right";
1540                                 }
1541                                 if ( ! isset($width) ) {
1542                                         $width = 180;
1543                                 }
1544                                 return $prefix.$this->makeThumbLinkObj( $nt, $alt, $align, $width ).$postfix;
1545
1546                         } elseif ( isset($width) ) {
1547
1548                                 # Create a resized image, without the additional thumbnail
1549                                 # features
1550                                 $url = $this->createThumb( $name, $width );
1551                         }
1552                 } # endif $wgUseImageResize
1553
1554                 if ( empty( $alt ) ) {
1555                         $alt = preg_replace( '/\.(.+?)^/', '', $name );
1556                 }
1557                 $alt = htmlspecialchars( $alt );
1558
1559                 $u = $nt->escapeLocalURL();
1560                 if ( $url == "" )
1561                 {
1562                         $s = str_replace( "$1", $name, wfMsg("missingimage") );
1563                 } else {
1564                         $s = "\n  <a href=\"{$u}\" class='image' title=\"{$alt}\">\n" .
1565                                 "  <img src=\"{$url}\" alt=\"{$alt}\" />\n  </a>";
1566                 }
1567                 if ( "" != $align ) {
1568                         $s = "<div class=\"float{$align}\"><span>{$s}\n</span></div>";
1569                 }
1570                 return $prefix.$s.$postfix;
1571         }
1572
1573         function createThumb( $name, $width ) {
1574                 global $wgUploadDirectory;
1575                 global $wgImageMagickConvertCommand;
1576                 global $wgUseImageMagick;
1577                 global $wgUseSquid, $wgInternalServer;
1578                 $imgPath   = wfImagePath( $name );
1579                 $thumbName = $width."px-".$icon.$name;
1580                 $thumbPath = wfImageThumbDir( $thumbName )."/".$thumbName;
1581                 $thumbUrl  = wfImageThumbUrl( $thumbName );
1582
1583                 if ( ! file_exists( $imgPath ) )
1584                 {
1585                         # If there is no image, there will be no thumbnail
1586                         return "";
1587                 }
1588
1589                 if (     (! file_exists( $thumbPath ) )
1590                 ||  ( filemtime($thumbPath) < filemtime($imgPath) ) ) {
1591                         # Squid purging
1592                         if ( $wgUseSquid ) {
1593                                 $urlArr = Array(
1594                                         $wgInternalServer.$thumbUrl
1595                                 );
1596                                 wfPurgeSquidServers($urlArr);
1597                         }
1598
1599                         if ( $wgUseImageMagick ) {
1600                                 # use ImageMagick
1601                                 $cmd  =  $wgImageMagickConvertCommand .
1602                                         " -quality 85 -geometry {$width} ".
1603                                         escapeshellarg($imgPath) . " " .
1604                                         escapeshellarg($thumbPath);
1605                                 $conv = shell_exec( $cmd );
1606                         } else {
1607                                 # Use PHP's builtin GD library functions.
1608                                 #
1609                                 # First find out what kind of file this is, and select the correct
1610                                 # input routine for this.
1611                                 list($src_width, $src_height, $src_type, $src_attr) = getimagesize( $imgPath );
1612                                 switch( $src_type ) {
1613                                         case 1: # GIF
1614                                                 $src_image = imagecreatefromgif( $imgPath );
1615                                                 break;
1616                                         case 2: # JPG
1617                                                 $src_image = imagecreatefromjpeg( $imgPath );
1618                                                 break;
1619                                         case 3: # PNG
1620                                                 $src_image = imagecreatefrompng( $imgPath );
1621                                                 break;
1622                                         case 15: # WBMP for WML
1623                                                 $src_image = imagecreatefromwbmp( $imgPath );
1624                                                 break;
1625                                         case 16: # XBM
1626                                                 $src_image = imagecreatefromxbm( $imgPath );
1627                                                 break;
1628                                         default:
1629                                                 return "Image type not supported";
1630                                                 break;
1631                                 }
1632                                 $height = floor( $src_height * ( $width/$src_width ) );
1633                                 $dst_image = imagecreatetruecolor( $width, $height );
1634                                 imagecopyresampled( $dst_image, $src_image,
1635                                                         0,0,0,0,
1636                                                         $width, $height, $src_width, $src_height );
1637                                 switch( $src_type ) {
1638                                         case 1:  # GIF
1639                                         case 3:  # PNG
1640                                         case 15: # WBMP
1641                                         case 16: # XBM
1642                                                 #$thumbUrl .= ".png";
1643                                                 #$thumbPath .= ".png";
1644                                                 imagepng( $dst_image, $thumbPath );
1645                                                 break;
1646                                         case 2:  # JPEG
1647                                                 #$thumbUrl .= ".jpg";
1648                                                 #$thumbPath .= ".jpg";
1649                                                 imageinterlace( $dst_image );
1650                                                 imagejpeg( $dst_image, $thumbPath, 95 );
1651                                                 break;
1652                                         default:
1653                                                 break;
1654                                 }
1655                                 imagedestroy( $dst_image );
1656                                 imagedestroy( $src_image );
1657
1658
1659                         }
1660                         #
1661                         # Check for zero-sized thumbnails. Those can be generated when
1662                         # no disk space is available or some other error occurs
1663                         #
1664                         $thumbstat = stat( $thumbPath );
1665                         $imgstat   = stat( $imgPath );
1666                         if( $thumbstat["size"] == 0 )
1667                         {
1668                                 unlink( $thumbPath );
1669                         }
1670
1671                 }
1672                 return $thumbUrl;
1673         }
1674
1675         function makeThumbLinkObj( $nt, $label = "", $align = "right", $boxwidth = 180 ) {
1676                 global $wgUploadPath, $wgLang;
1677                 $name = $nt->getDBKey();
1678                 $image = Title::makeTitle( Namespace::getImage(), $name );
1679                 $url  = wfImageUrl( $name );
1680                 $path = wfImagePath( $name );
1681
1682                 #$label = htmlspecialchars( $label );
1683                 $alt = preg_replace( "/<[^>]*>/", "", $label);
1684                 $alt = htmlspecialchars( $alt );
1685
1686                 if ( file_exists( $path ) )
1687                 {
1688                         list($width, $height, $type, $attr) = getimagesize( $path );
1689                 } else {
1690                         $width = $height = 200;
1691                 }
1692                 $boxheight  = intval( $height/($width/$boxwidth) );
1693                 if ( $boxwidth > $width ) {
1694                         $boxwidth  = $width;
1695                         $boxheight = $height;
1696                 }
1697
1698                 $thumbUrl = $this->createThumb( $name, $boxwidth );
1699
1700                 $u = $nt->escapeLocalURL();
1701
1702                 $more = htmlspecialchars( wfMsg( "thumbnail-more" ) );
1703                 $magnifyalign = $wgLang->isRTL() ? "left" : "right";
1704                 $textalign = $wgLang->isRTL() ? " style=\"text-align:right\"" : "";
1705
1706                 $s = "<div class=\"thumbnail-{$align}\" style=\"width:{$boxwidth}px;\"><div>";
1707                 if ( $thumbUrl == "" ) {
1708                         $s .= str_replace( "$1", $name, wfMsg("missingimage") );
1709                 } else {
1710                         $s .= "\n".'  <a href="'.$u.'" class="internal" title="'.$alt.'">'."\n".
1711                                 '  <img src="'.$thumbUrl.'" alt="'.$alt.'" ' .
1712                                 '  width="'.$boxwidth.'" height="'.$boxheight.'" /></a>' ."\n".
1713                                 '  <a href="'.$u.'" class="internal" title="'.$more.'"> ' ."\n".
1714                                 '  <img src="'.$wgUploadPath.'/magnify-clip.png" ' .
1715                                 'width="26" height="24" align="'.$magnifyalign.'" alt="'.$more.'" /> </a>'."\n";
1716                 }
1717                 $s .= '  <p'.$textalign.'>'.$label."</p>\n</div></div>";
1718                 return $s;
1719         }
1720
1721         function makeMediaLink( $name, $url, $alt = "" ) {
1722                 $nt = Title::makeTitle( Namespace::getMedia(), $name );
1723                 return $this->makeMediaLinkObj( $nt, $alt );
1724         }
1725
1726         function makeMediaLinkObj( $nt, $alt = "" )
1727         {
1728                 $name = $nt->getDBKey();
1729                 $url = wfImageUrl( $name );
1730                 if ( empty( $alt ) ) {
1731                         $alt = preg_replace( '/\.(.+?)^/', '', $name );
1732                 }
1733
1734                 $u = htmlspecialchars( $url );
1735                 $s = "<a href=\"{$u}\" class='internal' title=\"{$alt}\">{$alt}</a>";
1736                 return $s;
1737         }
1738
1739         function specialLink( $name, $key = "" )
1740         {
1741                 global $wgLang;
1742
1743                 if ( "" == $key ) { $key = strtolower( $name ); }
1744                 $pn = $wgLang->ucfirst( $name );
1745                 return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1746                   wfMsg( $key ) );
1747         }
1748
1749         # Called by history lists and recent changes
1750         #
1751
1752         # Returns text for the start of the tabular part of RC
1753         function beginRecentChangesList()
1754         {
1755                 $this->rc_cache = array() ;
1756                 $this->rcMoveIndex = 0;
1757                 $this->rcCacheIndex = 0 ;
1758                 $this->lastdate = "";
1759                 return "";
1760         }
1761
1762         function beginImageHistoryList()
1763         {
1764                 $s = "\n<h2>" . wfMsg( "imghistory" ) . "</h2>\n" .
1765                   "<p>" . wfMsg( "imghistlegend" ) . "\n<ul class='special'>";
1766                 return $s;
1767         }
1768
1769         # Returns text for the end of RC
1770         # If enhanced RC is in use, returns pretty much all the text
1771         function endRecentChangesList()
1772         {
1773                 $s = $this->recentChangesBlock() ;
1774                 $s .= "</ul>\n";
1775                 return $s;
1776         }
1777
1778         # Enhanced RC ungrouped line
1779         function recentChangesBlockLine ( $rcObj )
1780         {
1781                 global $wgUploadPath, $wgLang ;
1782
1783                 # Get rc_xxxx variables
1784                 extract( $rcObj->mAttribs ) ;
1785                 $curIdEq = "curid=$rc_cur_id";
1786
1787                 # Spacer image
1788                 $r = "" ;
1789
1790                 $r .= "<img src='{$wgUploadPath}/Arr_.png' width='12' height='12' border='0' />" ;              $r .= "<tt>" ;
1791
1792                 if ( $rc_type == RC_MOVE ) {
1793                         $r .= "&nbsp;&nbsp;";
1794                 } else {
1795                         # M & N (minor & new)
1796                         $M = wfMsg( "minoreditletter" );
1797                         $N = wfMsg( "newpageletter" );
1798
1799                         if ( $rc_type == RC_NEW ) {
1800                                 $r .= $N ;
1801                         } else {
1802                                 $r .= "&nbsp;" ;
1803                         }
1804                         if ( $rc_minor ) {
1805                                 $r .= $M ;
1806                         } else {
1807                                 $r .= "&nbsp;" ;
1808                         }
1809                 }
1810
1811                 # Timestamp
1812                 $r .= " ".$rcObj->timestamp." " ;
1813                 $r .= "</tt>" ;
1814
1815                 # Article link
1816                 $link = $rcObj->link ;
1817                 if ( $rcObj->watched ) $link = "<strong>{$link}</strong>" ;
1818                 $r .= $link ;
1819
1820                 # Cur
1821                 $r .= " (" ;
1822                 $r .= $rcObj->curlink ;
1823                 $r .= "; " ;
1824
1825                 # Hist
1826                 $r .= $this->makeKnownLinkObj( $rcObj->getTitle(), wfMsg( "hist" ), "{$curIdEq}&action=history" );
1827
1828                 # User/talk
1829                 $r .= ") . . ".$rcObj->userlink ;
1830                 $r .= $rcObj->usertalklink ;
1831
1832                 # Comment
1833                 if ( $rc_comment != "" && $rc_type != RC_MOVE ) {
1834                         $rc_comment=$this->formatComment($rc_comment);
1835                         $r .= $wgLang->emphasize( " (".$rc_comment.")" );
1836                 }
1837
1838                 $r .= "<br />\n" ;
1839                 return $r ;
1840         }
1841
1842         # Enhanced RC group
1843         function recentChangesBlockGroup ( $block )
1844         {
1845                 global $wgUploadPath, $wgLang ;
1846
1847                 $r = "" ;
1848                 $M = wfMsg( "minoreditletter" );
1849                 $N = wfMsg( "newpageletter" );
1850
1851                 # Collate list of users
1852                 $isnew = false ;
1853                 $userlinks = array () ;
1854                 foreach ( $block AS $rcObj ) {
1855                         $oldid = $rcObj->mAttribs['rc_last_oldid'];
1856                         if ( $rcObj->mAttribs['rc_new'] ) $isnew = true ;
1857                         $u = $rcObj->userlink ;
1858                         if ( !isset ( $userlinks[$u] ) ) $userlinks[$u] = 0 ;
1859                         $userlinks[$u]++ ;
1860                 }
1861
1862                 # Sort the list and convert to text
1863                 krsort ( $userlinks ) ;
1864                 asort ( $userlinks ) ;
1865                 $users = array () ;
1866                 foreach ( $userlinks as $userlink => $count) {
1867                         $text = $userlink ;
1868                         if ( $count > 1 ) $text .= " ({$count}&times;)" ;
1869                         array_push ( $users , $text ) ;
1870                 }
1871                 $users = " <font size='-1'>[".implode("; ",$users)."]</font>" ;
1872
1873                 # Arrow
1874                 $rci = "RCI{$this->rcCacheIndex}" ;
1875                 $rcl = "RCL{$this->rcCacheIndex}" ;
1876                 $rcm = "RCM{$this->rcCacheIndex}" ;
1877                 $toggleLink = "javascript:toggleVisibility(\"{$rci}\",\"{$rcm}\",\"{$rcl}\")" ;
1878                 $arrowdir = $wgLang->isRTL() ? "l" : "r";
1879                 $tl  = "<span id='{$rcm}'><a href='$toggleLink'><img src='{$wgUploadPath}/Arr_{$arrowdir}.png' width='12' height='12' /></a></span>" ;
1880                 $tl .= "<span id='{$rcl}' style='display:none'><a href='$toggleLink'><img src='{$wgUploadPath}/Arr_d.png' width='12' height='12' /></a></span>" ;
1881                 $r .= $tl ;
1882
1883                 # Main line
1884                 # M/N
1885                 $r .= "<tt>" ;
1886                 if ( $isnew ) $r .= $N ;
1887                 else $r .= "&nbsp;" ;
1888                 $r .= "&nbsp;" ; # Minor
1889
1890                 # Timestamp
1891                 $r .= " ".$block[0]->timestamp." " ;
1892                 $r .= "</tt>" ;
1893
1894                 # Article link
1895                 $link = $block[0]->link ;
1896                 if ( $block[0]->watched ) $link = "<strong>{$link}</strong>" ;
1897                 $r .= $link ;
1898
1899                 $curIdEq = "curid=" . $block[0]->mAttribs['rc_cur_id'];
1900                 if ( $block[0]->mAttribs['rc_type'] != RC_LOG ) {
1901                         # Changes
1902                         $r .= " (".count($block)." " ;
1903                         if ( $isnew ) $r .= wfMsg("changes");
1904                         else $r .= $this->makeKnownLinkObj( $block[0]->getTitle() , wfMsg("changes") ,
1905                                 "{$curIdEq}&diff=0&oldid=".$oldid ) ;
1906                         $r .= "; " ;
1907
1908                         # History
1909                         $r .= $this->makeKnownLinkObj( $block[0]->getTitle(), wfMsg( "history" ), "{$curIdEq}&action=history" );
1910                         $r .= ")" ;
1911                 }
1912
1913                 $r .= $users ;
1914                 $r .= "<br />\n" ;
1915
1916                 # Sub-entries
1917                 $r .= "<div id='{$rci}' style='display:none'>" ;
1918                 foreach ( $block AS $rcObj ) {
1919                         # Get rc_xxxx variables
1920                         extract( $rcObj->mAttribs );
1921
1922                         $r .= "<img src='{$wgUploadPath}/Arr_.png' width=12 height=12 />";
1923                         $r .= "<tt>&nbsp; &nbsp; &nbsp; &nbsp;" ;
1924                         if ( $rc_new ) $r .= $N ;
1925                         else $r .= "&nbsp;" ;
1926                         if ( $rc_minor ) $r .= $M ;
1927                         else $r .= "&nbsp;" ;
1928                         $r .= "</tt>" ;
1929
1930                         $o = "" ;
1931                         if ( $rc_last_oldid != 0 ) {
1932                                 $o = "oldid=".$rc_last_oldid ;
1933                         }
1934                         if ( $rc_type == RC_LOG ) {
1935                                 $link = $rcObj->timestamp ;
1936                         } else {
1937                                 $link = $this->makeKnownLinkObj( $rcObj->getTitle(), $rcObj->timestamp , "{$curIdEq}&$o" ) ;
1938                         }
1939                         $link = "<tt>{$link}</tt>" ;
1940
1941                         $r .= $link ;
1942                         $r .= " (" ;
1943                         $r .= $rcObj->curlink ;
1944                         $r .= "; " ;
1945                         $r .= $rcObj->lastlink ;
1946                         $r .= ") . . ".$rcObj->userlink ;
1947                         $r .= $rcObj->usertalklink ;
1948                         if ( $rc_comment != "" ) {
1949                                 $rc_comment=$this->formatComment($rc_comment);
1950                                 $r .= $wgLang->emphasize( " (".$rc_comment.")" ) ;
1951                         }
1952                         $r .= "<br />\n" ;
1953                 }
1954                 $r .= "</div>\n" ;
1955
1956                 $this->rcCacheIndex++ ;
1957                 return $r ;
1958         }
1959
1960         # If enhanced RC is in use, this function takes the previously cached
1961         # RC lines, arranges them, and outputs the HTML
1962         function recentChangesBlock ()
1963         {
1964                 global $wgUploadPath ;
1965                 if ( count ( $this->rc_cache ) == 0 ) return "" ;
1966                 $blockOut = "";
1967                 foreach ( $this->rc_cache AS $secureName => $block ) {
1968                         if ( count ( $block ) < 2 ) {
1969                                 $blockOut .= $this->recentChangesBlockLine ( array_shift ( $block ) ) ;
1970                         } else {
1971                                 $blockOut .= $this->recentChangesBlockGroup ( $block ) ;
1972                         }
1973                 }
1974
1975                 return "<div>{$blockOut}</div>" ;
1976         }
1977
1978         # Called in a loop over all displayed RC entries
1979         # Either returns the line, or caches it for later use
1980         function recentChangesLine( &$rc, $watched = false )
1981         {
1982                 global $wgUser ;
1983                 $usenew = $wgUser->getOption( "usenewrc" );
1984                 if ( $usenew )
1985                         $line = $this->recentChangesLineNew ( $rc, $watched ) ;
1986                 else
1987                         $line = $this->recentChangesLineOld ( $rc, $watched ) ;
1988                 return $line ;
1989         }
1990
1991         function recentChangesLineOld( &$rc, $watched = false )
1992         {
1993                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
1994
1995                 # Extract DB fields into local scope
1996                 extract( $rc->mAttribs );
1997                 $curIdEq = "curid=" . $rc_cur_id;
1998
1999                 # Make date header if necessary
2000                 $date = $wgLang->date( $rc_timestamp, true);
2001                 $s = "";
2002                 if ( $date != $this->lastdate ) {
2003                         if ( "" != $this->lastdate ) { $s .= "</ul>\n"; }
2004                         $s .= "<h4>{$date}</h4>\n<ul class='special'>";
2005                         $this->lastdate = $date;
2006                 }
2007                 $s .= "<li> ";
2008
2009                 if ( $rc_type == RC_MOVE ) {
2010                         # Diff
2011                         $s .= "(" . wfMsg( "diff" ) . ") (";
2012                         # Hist
2013                         $s .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), wfMsg( "hist" ), "action=history" ) .
2014                                 ") . . ";
2015
2016                         # "[[x]] moved to [[y]]"
2017
2018                         $s .= wfMsg( "1movedto2", $this->makeKnownLinkObj( $rc->getTitle(), "", "redirect=no" ),
2019                                 $this->makeKnownLinkObj( $rc->getMovedToTitle(), "" ) );
2020
2021                 } else {
2022                         # Diff link
2023                         if ( $rc_type == RC_NEW || $rc_type == RC_LOG ) {
2024                                 $diffLink = wfMsg( "diff" );
2025                         } else {
2026                                 $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "diff" ),
2027                                   "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}" );
2028                         }
2029                         $s .= "($diffLink) (";
2030
2031                         # History link
2032                         $s .= $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "hist" ), "{$curIdEq}&action=history" );
2033                         $s .= ") . . ";
2034
2035                         # M and N (minor and new)
2036                         $M = wfMsg( "minoreditletter" );
2037                         $N = wfMsg( "newpageletter" );
2038                         if ( $rc_minor ) { $s .= " <strong>{$M}</strong>"; }
2039                         if ( $rc_type == RC_NEW ) { $s .= "<strong>{$N}</strong>"; }
2040
2041                         # Article link
2042                         $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), "" );
2043
2044                         if ( $watched ) {
2045                                 $articleLink = "<strong>{$articleLink}</strong>";
2046                         }
2047                         $s .= " $articleLink";
2048
2049                 }
2050
2051                 # Timestamp
2052                 $s .= "; " . $wgLang->time( $rc_timestamp, true, $wgRCSeconds ) . " . . ";
2053
2054                 # User link (or contributions for unregistered users)
2055                 if ( 0 == $rc_user ) {
2056                         $userLink = $this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
2057                         $rc_user_text, "target=" . $rc_user_text );
2058                 } else {
2059                         $userLink = $this->makeLink( $wgLang->getNsText( NS_USER ) . ":{$rc_user_text}", $rc_user_text );
2060                 }
2061                 $s .= $userLink;
2062
2063                 # User talk link
2064                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2065                 global $wgDisableAnonTalk;
2066                 if( 0 == $rc_user && $wgDisableAnonTalk ) {
2067                         $userTalkLink = "";
2068                 } else {
2069                         $utns=$wgLang->getNsText(NS_USER_TALK);
2070                         $userTalkLink= $this->makeLink($utns . ":{$rc_user_text}", $talkname );
2071                 }
2072                 # Block link
2073                 $blockLink="";
2074                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2075                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2076                           "Blockip" ), wfMsg( "blocklink" ), "ip={$rc_user_text}" );
2077
2078                 }
2079                 if($blockLink) {
2080                         if($userTalkLink) $userTalkLink .= " | ";
2081                         $userTalkLink .= $blockLink;
2082                 }
2083                 if($userTalkLink) $s.=" ({$userTalkLink})";
2084
2085                 # Add comment
2086                 if ( "" != $rc_comment && "*" != $rc_comment && $rc_type != RC_MOVE ) {
2087                         $rc_comment=$this->formatComment($rc_comment);
2088                         $s .= $wgLang->emphasize(" (" . $rc_comment . ")");
2089                 }
2090                 $s .= "</li>\n";
2091
2092                 return $s;
2093         }
2094
2095 #       function recentChangesLineNew( $ts, $u, $ut, $ns, $ttl, $c, $isminor, $isnew, $watched = false, $oldid = 0 , $diffid = 0 )
2096         function recentChangesLineNew( &$baseRC, $watched = false )
2097         {
2098                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2099
2100                 # Create a specialised object
2101                 $rc = RCCacheEntry::newFromParent( $baseRC ) ;
2102
2103                 # Extract fields from DB into the function scope (rc_xxxx variables)
2104                 extract( $rc->mAttribs );
2105                 $curIdEq = "curid=" . $rc_cur_id;
2106
2107                 # If it's a new day, add the headline and flush the cache
2108                 $date = $wgLang->date( $rc_timestamp, true);
2109                 $ret = "" ;
2110                 if ( $date != $this->lastdate ) {
2111                         # Process current cache
2112                         $ret = $this->recentChangesBlock () ;
2113                         $this->rc_cache = array() ;
2114                         $ret .= "<h4>{$date}</h4>\n";
2115                         $this->lastdate = $date;
2116                 }
2117
2118                 # Make article link
2119                 if ( $rc_type == RC_MOVE ) {
2120                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), "", "redirect=no" );
2121                         $clink .= " " . wfMsg("movedto") . " ";
2122                         $clink .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), "" );
2123                 } else {
2124                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), "" ) ;
2125                 }
2126
2127                 $time = $wgLang->time( $rc_timestamp, true, $wgRCSeconds );
2128                 $rc->watched = $watched ;
2129                 $rc->link = $clink ;
2130                 $rc->timestamp = $time;
2131
2132                 # Make "cur" link
2133                 if ( ( $rc_type == RC_NEW && $rc_this_oldid == 0 ) || $rc_type == RC_LOG || $rc_type == RC_MOVE) {
2134                         $curLink = wfMsg( "cur" );
2135                 } else {
2136                         $curLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "cur" ),
2137                           "{$curIdEq}&diff=0&oldid={$rc_this_oldid}" );
2138                 }
2139
2140                 # Make "last" link
2141                 $titleObj = $rc->getTitle();
2142                 if ( $rc_last_oldid == 0 || $rc_type == RC_LOG || $rc_type == RC_MOVE ) {
2143                         $lastLink = wfMsg( "last" );
2144                 } else {
2145                         $lastLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "last" ),
2146                           "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}" );
2147                 }
2148
2149                 # Make user link (or user contributions for unregistered users)
2150                 if ( 0 == $rc_user ) {
2151                         $userLink = $this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
2152                         $rc_user_text, "target=" . $rc_user_text );
2153                 } else {
2154                         $userLink = $this->makeLink( $wgLang->getNsText(
2155                           Namespace::getUser() ) . ":{$rc_user_text}", $rc_user_text );
2156                 }
2157
2158                 $rc->userlink = $userLink ;
2159                 $rc->lastlink = $lastLink ;
2160                 $rc->curlink = $curLink ;
2161
2162                 # Make user talk link
2163                 $utns=$wgLang->getNsText(NS_USER_TALK);
2164                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2165                 $userTalkLink= $this->makeLink($utns . ":{$rc_user_text}", $talkname );
2166
2167                 global $wgDisableAnonTalk;
2168                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2169                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2170                           "Blockip" ), wfMsg( "blocklink" ), "ip={$rc_user_text}" );
2171                         if( $wgDisableAnonTalk )
2172                                 $rc->usertalklink = " ({$blockLink})";
2173                         else
2174                                 $rc->usertalklink = " ({$userTalkLink} | {$blockLink})";
2175                 } else {
2176                         if( $wgDisableAnonTalk && ($rc_user == 0) )
2177                                 $rc->usertalklink = "";
2178                         else
2179                                 $rc->usertalklink = " ({$userTalkLink})";
2180                 }
2181
2182                 # Put accumulated information into the cache, for later display
2183                 # Page moves go on their own line
2184                 $title = $rc->getTitle();
2185                 $secureName = $title->getPrefixedDBkey();
2186                 if ( $rc_type == RC_MOVE ) {
2187                         # Use an @ character to prevent collision with page names
2188                         $this->rc_cache["@@" . ($this->rcMoveIndex++)] = array($rc);
2189                 } else {
2190                         if ( !isset ( $this->rc_cache[$secureName] ) ) $this->rc_cache[$secureName] = array() ;
2191                         array_push ( $this->rc_cache[$secureName] , $rc ) ;
2192                 }
2193                 return $ret;
2194         }
2195
2196         function endImageHistoryList()
2197         {
2198                 $s = "</ul>\n";
2199                 return $s;
2200         }
2201
2202         /* This function is called by all recent changes variants, by the page history,
2203            and by the user contributions list. It is responsible for formatting edit
2204            comments. It escapes any HTML in the comment, but adds some CSS to format
2205            auto-generated comments (from section editing) and formats [[wikilinks]].
2206            Main author: Erik Möller (moeller@scireview.de)
2207         */
2208         function formatComment($comment)
2209         {
2210                 global $wgLang;
2211                 $comment=wfEscapeHTML($comment);
2212
2213                 # The pattern for autogen comments is / * foo * /, which makes for
2214                 # some nasty regex.
2215                 # We look for all comments, match any text before and after the comment,
2216                 # add a separator where needed and format the comment itself with CSS
2217                 while (preg_match("/(.*)\/\*\s*(.*?)\s*\*\/(.*)/", $comment,$match)) {
2218                         $pre=$match[1];
2219                         $auto=$match[2];
2220                         $post=$match[3];
2221                         $sep="-";
2222                         if($pre) { $auto="$sep ".$auto; }
2223                         if($post) { $auto.=" $sep"; }
2224                         $auto="<span class=\"autocomment\">".$auto."</span>";
2225                         $comment=$pre.$auto.$post;
2226                 }
2227
2228                 # format regular and media links - all other wiki formatting
2229                 # is ignored
2230                 while(preg_match("/\[\[(.*?)(\|(.*?))*\]\]/",$comment,$match)) {
2231
2232                         $medians = $wgLang->getNsText(Namespace::getMedia());
2233                         $func="makeLink";
2234                         if(preg_match("/^".$medians."/i",$match[1])) {
2235                                 $func="makeMediaLink";
2236                         }
2237                         if($match[3]) {
2238                                 $comment=
2239                                 preg_replace("/\[\[(.*?)\]\]/",
2240                                 $this->$func($match[1],$match[3]),$comment,1);
2241                         } else {
2242                                 $comment=
2243                                 preg_replace("/\[\[(.*?)\]\]/",
2244                                 $this->$func($match[1],$match[1]),$comment,1);
2245                         }
2246                 }
2247
2248                 return $comment;
2249
2250         }
2251
2252         function imageHistoryLine( $iscur, $ts, $img, $u, $ut, $size, $c )
2253         {
2254                 global $wgUser, $wgLang, $wgTitle;
2255
2256                 $dt = $wgLang->timeanddate( $ts, true );
2257                 $del = wfMsg( "deleteimg" );
2258                 $cur = wfMsg( "cur" );
2259
2260                 if ( $iscur ) {
2261                         $url = wfImageUrl( $img );
2262                         $rlink = $cur;
2263                         if ( $wgUser->isSysop() ) {
2264                                 $link = $wgTitle->escapeLocalURL( "image=" . $wgTitle->getPartialURL() .
2265                                   "&action=delete" );
2266                                 $style = $this->getInternalLinkAttributes( $link, $del );
2267
2268                                 $dlink = "<a href=\"{$link}\"{$style}>{$del}</a>";
2269                         } else {
2270                                 $dlink = $del;
2271                         }
2272                 } else {
2273                         $url = wfEscapeHTML( wfImageArchiveUrl( $img ) );
2274                         if( $wgUser->getID() != 0 ) {
2275                                 $rlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2276                                   wfMsg( "revertimg" ), "action=revert&oldimage=" .
2277                                   urlencode( $img ) );
2278                                 $dlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2279                                   $del, "action=delete&oldimage=" . urlencode( $img ) );
2280                         } else {
2281                                 # Having live active links for non-logged in users
2282                                 # means that bots and spiders crawling our site can
2283                                 # inadvertently change content. Baaaad idea.
2284                                 $rlink = wfMsg( "revertimg" );
2285                                 $dlink = $del;
2286                         }
2287                 }
2288                 if ( 0 == $u ) { $ul = $ut; }
2289                 else { $ul = $this->makeLink( $wgLang->getNsText(
2290                   Namespace::getUser() ) . ":{$ut}", $ut ); }
2291
2292                 $nb = wfMsg( "nbytes", $size );
2293                 $style = $this->getInternalLinkAttributes( $url, $dt );
2294
2295                 $s = "<li> ({$dlink}) ({$rlink}) <a href=\"{$url}\"{$style}>{$dt}</a>"
2296                   . " . . {$ul} ({$nb})";
2297
2298                 if ( "" != $c && "*" != $c ) {
2299                         $sk=$wgUser->getSkin();
2300                         $s .= $wgLang->emphasize(" (" . $sk->formatComment($c) . ")");
2301                 }
2302                 $s .= "</li>\n";
2303                 return $s;
2304         }
2305
2306         function tocIndent($level) {
2307                 return str_repeat( "<div class='tocindent'>\n", $level>0 ? $level : 0 );
2308         }
2309
2310         function tocUnindent($level) {
2311                 return str_repeat( "</div>\n", $level>0 ? $level : 0 );
2312         }
2313
2314         # parameter level defines if we are on an indentation level
2315         function tocLine( $anchor, $tocline, $level ) {
2316                 $link = "<a href=\"#$anchor\">$tocline</a><br />";
2317                 if($level) {
2318                         return "$link\n";
2319                 } else {
2320                         return "<div class='tocline'>$link</div>\n";
2321                 }
2322
2323         }
2324
2325         function tocTable($toc) {
2326                 # note to CSS fanatics: putting this in a div does not work -- div won't auto-expand
2327                 # try min-width & co when somebody gets a chance
2328                 $hideline = " <script type='text/javascript'>showTocToggle(\"" . addslashes( wfMsg("showtoc") ) . "\",\"" . addslashes( wfMsg("hidetoc") ) . "\")</script>";
2329                 return
2330                 "<table border=\"0\" id=\"toc\"><tr><td align=\"center\">\n".
2331                 "<b>".wfMsg("toc")."</b>" .
2332                 $hideline .
2333                 "</td></tr><tr id='tocinside'><td>\n".
2334                 $toc."</td></tr></table>\n";
2335         }
2336
2337         # These two do not check for permissions: check $wgTitle->userCanEdit before calling them
2338         function editSectionScript( $section, $head ) {
2339                 global $wgTitle, $wgRequest;
2340                 if( $wgRequest->getInt( "oldid" ) && ( $wgRequest->getVal( "diff" ) != "0" ) ) {
2341                         return $head;
2342                 }
2343                 $url = $wgTitle->escapeLocalURL( "action=edit&section=$section" );
2344                 return "<span oncontextmenu='document.location=\"$url\";return false;'>{$head}</span>";
2345         }
2346
2347         function editSectionLink( $section ) {
2348                 global $wgRequest;
2349                 global $wgTitle, $wgUser, $wgLang;
2350
2351                 if( $wgRequest->getInt( "oldid" ) && ( $wgRequest->getVal( "diff" ) != "0" ) ) {
2352                         # Section edit links would be out of sync on an old page.
2353                         # But, if we're diffing to the current page, they'll be
2354                         # correct.
2355                         return "";
2356                 }
2357
2358                 $editurl = "&section={$section}";
2359                 $url = $this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg("editsection"),"action=edit".$editurl);
2360
2361                 if( $wgLang->isRTL() ) {
2362                         $farside = "left";
2363                         $nearside = "right";
2364                 } else {
2365                         $farside = "right";
2366                         $nearside = "left";
2367                 }
2368                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2369
2370         }
2371
2372         // This function is called by EditPage.php and shows a bulletin board style
2373         // toolbar for common editing functions. It can be disabled in the user preferences.
2374         // The necsesary JavaScript code can be found in style/wikibits.js.
2375         function getEditToolbar() {
2376                 global $wgUploadPath, $wgLang, $wgMimeType;
2377
2378                 // toolarray an array of arrays which each include the filename of
2379                 // the button image (without path), the opening tag, the closing tag,
2380                 // and optionally a sample text that is inserted between the two when no
2381                 // selection is highlighted.
2382                 // The tip text is shown when the user moves the mouse over the button.
2383
2384                 // Already here are accesskeys (key), which are not used yet until someone
2385                 // can figure out a way to make them work in IE. However, we should make
2386                 // sure these keys are not defined on the edit page.
2387                 $toolarray=array(
2388                         array(  "image"=>"button_bold.png",
2389                                 "open"=>"\'\'\'",
2390                                 "close"=>"\'\'\'",
2391                                 "sample"=>wfMsg("bold_sample"),
2392                                 "tip"=>wfMsg("bold_tip"),
2393                                 "key"=>"B"
2394                                 ),
2395                         array(  "image"=>"button_italic.png",
2396                                 "open"=>"\'\'",
2397                                 "close"=>"\'\'",
2398                                 "sample"=>wfMsg("italic_sample"),
2399                                 "tip"=>wfMsg("italic_tip"),
2400                                 "key"=>"I"
2401                                 ),
2402                         array(  "image"=>"button_link.png",
2403                                 "open"=>"[[",
2404                                 "close"=>"]]",
2405                                 "sample"=>wfMsg("link_sample"),
2406                                 "tip"=>wfMsg("link_tip"),
2407                                 "key"=>"L"
2408                                 ),
2409                         array(  "image"=>"button_extlink.png",
2410                                 "open"=>"[",
2411                                 "close"=>"]",
2412                                 "sample"=>wfMsg("extlink_sample"),
2413                                 "tip"=>wfMsg("extlink_tip"),
2414                                 "key"=>"X"
2415                                 ),
2416                         array(  "image"=>"button_headline.png",
2417                                 "open"=>"\\n== ",
2418                                 "close"=>" ==\\n",
2419                                 "sample"=>wfMsg("headline_sample"),
2420                                 "tip"=>wfMsg("headline_tip"),
2421                                 "key"=>"H"
2422                                 ),
2423                         array(  "image"=>"button_image.png",
2424                                 "open"=>"[[".$wgLang->getNsText(NS_IMAGE).":",
2425                                 "close"=>"]]",
2426                                 "sample"=>wfMsg("image_sample"),
2427                                 "tip"=>wfMsg("image_tip"),
2428                                 "key"=>"D"
2429                                 ),
2430                         array(  "image"=>"button_media.png",
2431                                 "open"=>"[[".$wgLang->getNsText(NS_MEDIA).":",
2432                                 "close"=>"]]",
2433                                 "sample"=>wfMsg("media_sample"),
2434                                 "tip"=>wfMsg("media_tip"),
2435                                 "key"=>"M"
2436                                 ),
2437                         array(  "image"=>"button_math.png",
2438                                 "open"=>"\\<math\\>",
2439                                 "close"=>"\\</math\\>",
2440                                 "sample"=>wfMsg("math_sample"),
2441                                 "tip"=>wfMsg("math_tip"),
2442                                 "key"=>"C"
2443                                 ),
2444                         array(  "image"=>"button_nowiki.png",
2445                                 "open"=>"\\<nowiki\\>",
2446                                 "close"=>"\\</nowiki\\>",
2447                                 "sample"=>wfMsg("nowiki_sample"),
2448                                 "tip"=>wfMsg("nowiki_tip"),
2449                                 "key"=>"N"
2450                                 ),
2451                         array(  "image"=>"button_sig.png",
2452                                 "open"=>"--~~~~",
2453                                 "close"=>"",
2454                                 "sample"=>"",
2455                                 "tip"=>wfMsg("sig_tip"),
2456                                 "key"=>"Y"
2457                                 ),
2458                         array(  "image"=>"button_hr.png",
2459                                 "open"=>"\\n----\\n",
2460                                 "close"=>"",
2461                                 "sample"=>"",
2462                                 "tip"=>wfMsg("hr_tip"),
2463                                 "key"=>"R"
2464                                 )
2465                 );
2466                 $toolbar ="<script type='text/javascript'>\n";
2467
2468                 $xml = ($wgMimeType == "text/xml");
2469                 if( $xml ) {
2470                         $toolbar .= "<![CDATA[";
2471                 }
2472
2473                 $toolbar.="document.writeln(\"<div id='toolbar'>\");\n";
2474                 foreach($toolarray as $tool) {
2475
2476                         $image=$wgUploadPath."/".$tool["image"];
2477                         $open=$tool["open"];
2478                         $close=$tool["close"];
2479                         $sample = addslashes( $tool["sample"] );
2480
2481                         // Note that we use the tip both for the ALT tag and the TITLE tag of the image.
2482                         // Older browsers show a "speedtip" type message only for ALT.
2483                         // Ideally these should be different, realistically they
2484                         // probably don't need to be.
2485                         $tip = addslashes( $tool["tip"] );
2486
2487                         #$key = $tool["key"];
2488
2489                         $toolbar.="addButton('$image','$tip','$open','$close','$sample');\n";
2490                 }
2491
2492                 $toolbar.="addInfobox('" . addslashes( wfMsg( "infobox" ) ) . "','" . addslashes(wfMsg("infobox_alert")) . "');\n";
2493                 $toolbar.="document.writeln(\"</div>\");\n";
2494
2495                 if( $xml ) {
2496                         $toolbar .= "]]>";
2497                 }
2498                 $toolbar.="</script>";
2499                 return $toolbar;
2500         }
2501 }
2502
2503 include_once( "SkinStandard.php" );
2504 include_once( "SkinNostalgia.php" );
2505 include_once( "SkinCologneBlue.php" );
2506
2507 if( $wgUseSmarty ) {
2508         include_once( "SkinSmarty.php" );
2509 }
2510 if( $wgUsePHPTal ) {
2511         include_once( "SkinPHPTal.php" );
2512 }
2513
2514
2515 ?>