includes/Skin.php

   1 <?php
   2
   3 require_once( "Feed.php" );
   4 require_once( "Image.php" );
   5 require_once( "CardSet.php" );
   6
   7 # See skin.doc
   8
   9 # These are the INTERNAL names, which get mapped
  10 # directly to class names.  For display purposes, the
  11 # Language class has internationalized names
  12 #
  13 /* private */ $wgValidSkinNames = array(
  14         'standard' => "Standard",
  15         'nostalgia' => "Nostalgia",
  16         'cologneblue' => "CologneBlue"
  17 );
  18 if( $wgUsePHPTal ) {
  19     #$wgValidSkinNames[] = "PHPTal";
  20     #$wgValidSkinNames['davinci'] = "DaVinci";
  21     #$wgValidSkinNames['mono'] = "Mono";
  22     $wgValidSkinNames['monobook'] = "MonoBook";
  23     #$wgValidSkinNames['monobookminimal'] = "MonoBookMinimal";
  24 }
  25
  26 require_once( "RecentChange.php" );
  27
  28 class RCCacheEntry extends RecentChange
  29 {
  30         var $secureName, $link;
  31         var $curlink , $lastlink , $usertalklink , $versionlink ;
  32         var $userlink, $timestamp, $watched;
  33
  34         function newFromParent( $rc )
  35         {
  36                 $rc2 = new RCCacheEntry;
  37                 $rc2->mAttribs = $rc->mAttribs;
  38                 $rc2->mExtra = $rc->mExtra;
  39                 return $rc2;
  40         }
  41 } ;
  42
  43 class Skin {
  44
  45         /* private */ var $lastdate, $lastline;
  46         var $linktrail ; # linktrail regexp
  47         var $rc_cache ; # Cache for Enhanced Recent Changes
  48         var $rcCacheIndex ; # Recent Changes Cache Counter for visibility toggle
  49         var $rcMoveIndex;
  50
  51         function Skin()
  52         {
  53                 $this->linktrail = wfMsg("linktrail");
  54         }
  55
  56         function getSkinNames()
  57         {
  58                 global $wgValidSkinNames;
  59                 return $wgValidSkinNames;
  60         }
  61
  62         function getStylesheet()
  63         {
  64                 return "wikistandard.css";
  65         }
  66
  67         function qbSetting()
  68         {
  69                 global $wgOut, $wgUser;
  70
  71                 if ( $wgOut->isQuickbarSuppressed() ) { return 0; }
  72                 $q = $wgUser->getOption( "quickbar" );
  73                 if ( "" == $q ) { $q = 0; }
  74                 return $q;
  75         }
  76
  77         function initPage( &$out )
  78         {
  79                 $fname = "Skin::initPage";
  80                 wfProfileIn( $fname );
  81
  82                 $out->addLink( array( "rel" => "shortcut icon", "href" => "/favicon.ico" ) );
  83
  84                 $this->addMetadataLinks($out);
  85
  86                 wfProfileOut( $fname );
  87         }
  88
  89         function addMetadataLinks( &$out ) {
  90                 global $wgTitle, $wgEnableDublinCoreRdf, $wgEnableCreativeCommonsRdf, $wgRdfMimeType, $action;
  91                 global $wgRightsPage, $wgRightsUrl;
  92
  93                 if( $out->isArticleRelated() ) {
  94                         # note: buggy CC software only reads first "meta" link
  95                         if( $wgEnableCreativeCommonsRdf ) {
  96                                 $out->addMetadataLink( array(
  97                                         'title' => 'Creative Commons',
  98                                         'type' => 'application/rdf+xml',
  99                                         'href' => $wgTitle->getLocalURL( "action=creativecommons") ) );
 100                         }
 101                         if( $wgEnableDublinCoreRdf ) {
 102                                 $out->addMetadataLink( array(
 103                                         'title' => 'Dublin Core',
 104                                         'type' => 'application/rdf+xml',
 105                                         'href' => $wgTitle->getLocalURL( "action=dublincore" ) ) );
 106                         }
 107                 }
 108                 $copyright = "";
 109                 if( $wgRightsPage ) {
 110                         $copy = Title::newFromText( $wgRightsPage );
 111                         if( $copy ) {
 112                                 $copyright = $copy->getLocalURL();
 113                         }
 114                 }
 115                 if( !$copyright && $wgRightsUrl ) {
 116                         $copyright = $wgRightsUrl;
 117                 }
 118                 if( $copyright ) {
 119                         $out->addLink( array(
 120                                 "rel" => "copyright",
 121                                 "href" => $copyright ) );
 122                 }
 123         }
 124
 125         function outputPage( &$out ) {
 126                 global $wgDebugComments;
 127
 128                 wfProfileIn( "Skin::outputPage" );
 129                 $this->initPage( $out );
 130                 $out->out( $out->headElement() );
 131
 132                 $out->out( "\n<body" );
 133                 $ops = $this->getBodyOptions();
 134                 foreach ( $ops as $name => $val ) {
 135                         $out->out( " $name='$val'" );
 136                 }
 137                 $out->out( ">\n" );
 138                 if ( $wgDebugComments ) {
 139                         $out->out( "<!-- Wiki debugging output:\n" .
 140                           $out->mDebugtext . "-->\n" );
 141                 }
 142                 $out->out( $this->beforeContent() );
 143
 144                 $out->out( $out->mBodytext . "\n" );
 145
 146                 $out->out( $this->afterContent() );
 147
 148                 wfProfileClose();
 149                 $out->out( $out->reportTime() );
 150
 151                 $out->out( "\n</body></html>" );
 152         }
 153
 154         function getHeadScripts() {
 155                 global $wgStylePath;
 156                 $r = "<script type=\"text/javascript\" src=\"{$wgStylePath}/wikibits.js\"></script>\n";
 157                 return $r;
 158         }
 159
 160         function getUserStyles()
 161         {
 162                 global $wgOut, $wgStylePath;
 163                 $sheet = $this->getStylesheet();
 164                 $s = "<style type='text/css'>\n";
 165                 $s .= "/*/*/\n"; # <-- Hide the styles from Netscape 4 without hiding them from IE/Mac
 166                 $s .= "@import url(\"$wgStylePath/$sheet\");\n";
 167                 $s .= $this->doGetUserStyles();
 168                 $s .= "/* */\n";
 169                 $s .= "</style>\n";
 170                 return $s;
 171         }
 172
 173         function doGetUserStyles()
 174         {
 175                 global $wgUser;
 176
 177                 $s = "";
 178                 if ( 1 == $wgUser->getOption( "underline" ) ) {
 179                         # Don't override browser settings
 180                 } else {
 181                         # CHECK MERGE @@@
 182                         # Force no underline
 183                         $s .= "a { " .
 184                           "text-decoration: none; }\n";
 185                 }
 186                 if ( 1 == $wgUser->getOption( "highlightbroken" ) ) {
 187                         $s .= "a.new, #quickbar a.new { color: #CC2200; }\n";
 188                 }
 189                 if ( 1 == $wgUser->getOption( "justify" ) ) {
 190                         $s .= "#article { text-align: justify; }\n";
 191                 }
 192                 return $s;
 193         }
 194
 195         function getBodyOptions()
 196         {
 197                 global $wgUser, $wgTitle, $wgNamespaceBackgrounds, $wgOut, $wgRequest;
 198
 199                 extract( $wgRequest->getValues( 'oldid', 'redirect', 'diff' ) );
 200
 201                 if ( 0 != $wgTitle->getNamespace() ) {
 202                         $a = array( "bgcolor" => "#ffffec" );
 203                 }
 204                 else $a = array( "bgcolor" => "#FFFFFF" );
 205                 if($wgOut->isArticle() && $wgUser->getOption("editondblclick") &&
 206                   (!$wgTitle->isProtected() || $wgUser->isSysop()) ) {
 207                         $t = wfMsg( "editthispage" );
 208                         $oid = $red = "";
 209                         if ( !empty($redirect) ) {
 210                                 $red = "&redirect={$redirect}";
 211                         }
 212                         if ( !empty($oldid) && ! isset( $diff ) ) {
 213                                 $oid = "&oldid={$oldid}";
 214                         }
 215                         $s = $wgTitle->getFullURL( "action=edit{$oid}{$red}" );
 216                         $s = "document.location = \"" .$s ."\";";
 217                         $a += array ("ondblclick" => $s);
 218
 219                 }
 220                 $a['onload'] = $wgOut->getOnloadHandler();
 221                 return $a;
 222         }
 223
 224         function getExternalLinkAttributes( $link, $text )
 225         {
 226                 global $wgUser, $wgOut, $wgLang;
 227
 228                 $link = urldecode( $link );
 229                 $link = $wgLang->checkTitleEncoding( $link );
 230                 $link = str_replace( "_", " ", $link );
 231                 $link = wfEscapeHTML( $link );
 232
 233                 $r = " class='external'";
 234
 235                 if ( 1 == $wgUser->getOption( "hover" ) ) {
 236                         $r .= " title=\"{$link}\"";
 237                 }
 238                 return $r;
 239         }
 240
 241         function getInternalLinkAttributes( $link, $text, $broken = false )
 242         {
 243                 global $wgUser, $wgOut;
 244
 245                 $link = urldecode( $link );
 246                 $link = str_replace( "_", " ", $link );
 247                 $link = wfEscapeHTML( $link );
 248
 249                 if ( $broken == "stub" ) {
 250                         $r = " class='stub'";
 251                 } else if ( $broken == "yes" ) {
 252                         $r = " class='new'";
 253                 } else {
 254                         $r = "";
 255                 }
 256
 257                 if ( 1 == $wgUser->getOption( "hover" ) ) {
 258                         $r .= " title=\"{$link}\"";
 259                 }
 260                 return $r;
 261         }
 262
 263         function getInternalLinkAttributesObj( &$nt, $text, $broken = false )
 264         {
 265                 global $wgUser, $wgOut;
 266
 267                 if ( $broken == "stub" ) {
 268                         $r = " class='stub'";
 269                 } else if ( $broken == "yes" ) {
 270                         $r = " class='new'";
 271                 } else {
 272                         $r = "";
 273                 }
 274
 275                 if ( 1 == $wgUser->getOption( "hover" ) ) {
 276                         $r .= ' title ="' . $nt->getEscapedText() . '"';
 277                 }
 278                 return $r;
 279         }
 280
 281         function getLogo()
 282         {
 283                 global $wgLogo;
 284                 return $wgLogo;
 285         }
 286
 287         # This will be called immediately after the <body> tag.  Split into
 288         # two functions to make it easier to subclass.
 289         #
 290         function beforeContent()
 291         {
 292                 global $wgUser, $wgOut, $wgSiteNotice;
 293
 294                 if( $wgSiteNotice ) {
 295                         $note = "\n<div id='notice' style='font-weight: bold; color: red; text-align: center'>$wgSiteNotice</div>\n";
 296                 } else {
 297                         $note = "";
 298                 }
 299                 return $this->doBeforeContent() . $note;
 300         }
 301
 302         function doBeforeContent()
 303         {
 304                 global $wgUser, $wgOut, $wgTitle, $wgLang;
 305                 $fname = "Skin::doBeforeContent";
 306                 wfProfileIn( $fname );
 307
 308                 $s = "";
 309                 $qb = $this->qbSetting();
 310
 311                 if( $langlinks = $this->otherLanguages() ) {
 312                         $rows = 2;
 313                         $borderhack = "";
 314                 } else {
 315                         $rows = 1;
 316                         $langlinks = false;
 317                         $borderhack = "class='top'";
 318                 }
 319
 320                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 321                   "<table border='0' cellspacing='0' width='98%'>\n<tr>\n";
 322
 323                 $shove = ($qb != 0);
 324                 $left = ($qb == 1 || $qb == 3);
 325                 if($wgLang->isRTL()) $left = !$left;
 326
 327                 if ( !$shove ) {
 328                         $s .= "<td class='top' align='left' valign='top' rowspan='{$rows}'>\n" .
 329                           $this->logoText() . "</td>";
 330                 } elseif( $left ) {
 331                         $s .= $this->getQuickbarCompensator( $rows );
 332                 }
 333                 $l = $wgLang->isRTL() ? "right" : "left";
 334                 $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 335
 336                 $s .= $this->topLinks() ;
 337                 $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 338
 339                 $r = $wgLang->isRTL() ? "left" : "right";
 340                 $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
 341                 $s .= $this->nameAndLogin();
 342                 $s .= "\n<br />" . $this->searchForm() . "</td>";
 343
 344                 if ( $langlinks ) {
 345                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 346                 }
 347
 348                 if ( $shove && !$left ) { # Right
 349                         $s .= $this->getQuickbarCompensator( $rows );
 350                 }
 351                 $s .= "</tr>\n</table>\n</div>\n";
 352                 $s .= "\n<div id='article'>\n";
 353
 354                 $s .= $this->pageTitle();
 355                 $s .= $this->pageSubtitle() ;
 356                 $s .= $this->getCategories();
 357                 wfProfileOut( $fname );
 358                 return $s;
 359         }
 360
 361         function getCategories () {
 362                 global $wgOut, $wgTitle, $wgUser, $wgParser;
 363                 global $wgUseCategoryMagic;
 364                 if( !$wgUseCategoryMagic ) return "" ;
 365                 if( count( $wgOut->mCategoryLinks ) == 0 ) return "";
 366                 if( !$wgOut->isArticle() ) return "";
 367
 368                 $t = implode ( " | " , $wgOut->mCategoryLinks ) ;
 369                 $s = $this->makeKnownLink( "Special:Categories",
 370                         wfMsg( "categories" ), "article=" . urlencode( $wgTitle->getPrefixedDBkey() ) )
 371                         . ": " . $t;
 372                 return "<p class='catlinks'>$s</p>";
 373         }
 374
 375         function getQuickbarCompensator( $rows = 1 )
 376         {
 377                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 378         }
 379
 380         # This gets called immediately before the </body> tag.
 381         #
 382         function afterContent()
 383         {
 384                 global $wgUser, $wgOut, $wgServer;
 385                 global $wgTitle, $wgLang;
 386
 387                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 388                 return $printfooter . $this->doAfterContent();
 389         }
 390
 391         function printFooter() {
 392                 global $wgTitle;
 393                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 394                 return "<p>" . wfMsg( "retrievedfrom", "<a href=\"$url\">$url</a>" ) .
 395                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 396         }
 397
 398         function doAfterContent()
 399         {
 400                 global $wgUser, $wgOut, $wgLang;
 401                 $fname =  "Skin::doAfterContent";
 402                 wfProfileIn( $fname );
 403                 wfProfileIn( "$fname-1" );
 404
 405                 $s = "\n</div><br style=\"clear:both\" />\n";
 406                 $s .= "\n<div id='footer'>";
 407                 $s .= "<table border='0' cellspacing='0'><tr>";
 408
 409                 wfProfileOut( "$fname-1" );
 410                 wfProfileIn( "$fname-2" );
 411
 412                 $qb = $this->qbSetting();
 413                 $shove = ($qb != 0);
 414                 $left = ($qb == 1 || $qb == 3);
 415                 if($wgLang->isRTL()) $left = !$left;
 416
 417                 if ( $shove && $left ) { # Left
 418                         $s .= $this->getQuickbarCompensator();
 419                 }
 420                 wfProfileOut( "$fname-2" );
 421                 wfProfileIn( "$fname-3" );
 422                 $l = $wgLang->isRTL() ? "right" : "left";
 423                 $s .= "<td class='bottom' align='$l' valign='top'>";
 424
 425                 $s .= $this->bottomLinks();
 426                 $s .= "\n<br />" . $this->mainPageLink()
 427                   . " | " . $this->aboutLink()
 428                   . " | " . $this->specialLink( "recentchanges" )
 429                   . " | " . $this->searchForm()
 430                   . "<br /><span id='pagestats'>" . $this->pageStats() . "</span>";
 431
 432                 $s .= "</td>";
 433                 if ( $shove && !$left ) { # Right
 434                         $s .= $this->getQuickbarCompensator();
 435                 }
 436                 $s .= "</tr></table>\n</div>\n</div>\n";
 437
 438                 wfProfileOut( "$fname-3" );
 439                 wfProfileIn( "$fname-4" );
 440                 if ( 0 != $qb ) { $s .= $this->quickBar(); }
 441                 wfProfileOut( "$fname-4" );
 442                 wfProfileOut( $fname );
 443                 return $s;
 444         }
 445
 446         function pageTitleLinks()
 447         {
 448                 global $wgOut, $wgTitle, $wgUser, $wgLang, $wgUseApproval, $wgRequest;
 449
 450                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 451                 $action = $wgRequest->getText( 'action' );
 452
 453                 $s = $this->printableLink();
 454                 if ( wfMsg ( "disclaimers" ) != "-" ) $s .= " | " . $this->makeKnownLink( wfMsg( "disclaimerpage" ), wfMsg( "disclaimers" ) ) ;
 455
 456                 if ( $wgOut->isArticleRelated() ) {
 457                         if ( $wgTitle->getNamespace() == Namespace::getImage() ) {
 458                                 $name = $wgTitle->getDBkey();
 459                                 $link = wfEscapeHTML( Image::wfImageUrl( $name ) );
 460                                 $style = $this->getInternalLinkAttributes( $link, $name );
 461                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 462                         }
 463                         # This will show the "Approve" link if $wgUseApproval=true;
 464                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 465                         {
 466                                 $t = $wgTitle->getDBkey();
 467                                 $name = "Approve this article" ;
 468                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 469                                 #wfEscapeHTML( wfImageUrl( $name ) );
 470                                 $style = $this->getExternalLinkAttributes( $link, $name );
 471                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 472                         }
 473                 }
 474                 if ( "history" == $action || isset( $diff ) || isset( $oldid ) ) {
 475                         $s .= " | " . $this->makeKnownLink( $wgTitle->getPrefixedText(),
 476                                         wfMsg( "currentrev" ) );
 477                 }
 478
 479                 if ( $wgUser->getNewtalk() ) {
 480                 # do not show "You have new messages" text when we are viewing our
 481                 # own talk page
 482
 483                         if(!(strcmp($wgTitle->getText(),$wgUser->getName()) == 0 &&
 484                                                 $wgTitle->getNamespace()==Namespace::getTalk(Namespace::getUser()))) {
 485                                 $n =$wgUser->getName();
 486                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 487                                                         Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 488                                                 wfMsg("newmessageslink") );
 489                                 $s.=" | <strong>". wfMsg( "newmessages", $tl ) . "</strong>";
 490                         }
 491                 }
 492                 if( $wgUser->isSysop() &&
 493                                 (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 494                                 ($n = $wgTitle->isDeleted() ) ) {
 495                         $s .= " | " . wfMsg( "thisisdeleted",
 496                                         $this->makeKnownLink(
 497                                                 $wgLang->SpecialPage( "Undelete/" . $wgTitle->getPrefixedDBkey() ),
 498                                                 wfMsg( "restorelink", $n ) ) );
 499                 }
 500                 return $s;
 501         }
 502
 503         function printableLink()
 504         {
 505                 global $wgOut, $wgFeedClasses, $wgRequest;
 506
 507                 $baseurl = $_SERVER['REQUEST_URI'];
 508                 if( strpos( "?", $baseurl ) == false ) {
 509                         $baseurl .= "?";
 510                 } else {
 511                         $baseurl .= "&";
 512                 }
 513                 $baseurl = htmlspecialchars( $baseurl );
 514                 $printurl = $wgRequest->escapeAppendQuery( "printable=yes" );
 515
 516                 $s = "<a href=\"$printurl\">" . wfMsg( "printableversion" ) . "</a>";
 517                 if( $wgOut->isSyndicated() ) {
 518                         foreach( $wgFeedClasses as $format => $class ) {
 519                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 520                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 521                         }
 522                 }
 523                 return $s;
 524         }
 525
 526         function pageTitle()
 527         {
 528                 global $wgOut, $wgTitle, $wgUser;
 529
 530                 $s = "<h1 class='pagetitle'>" . htmlspecialchars( $wgOut->getPageTitle() ) . "</h1>";
 531                 if($wgUser->getOption("editsectiononrightclick") && $wgTitle->userCanEdit()) { $s=$this->editSectionScript(0,$s);}
 532                 return $s;
 533         }
 534
 535         function pageSubtitle()
 536         {
 537                 global $wgOut;
 538
 539                 $sub = $wgOut->getSubtitle();
 540                 if ( "" == $sub ) {
 541                         global $wgExtraSubtitle;
 542                         $sub = wfMsg( "fromwikipedia" ) . $wgExtraSubtitle;
 543                 }
 544                 $subpages = $this->subPageSubtitle();
 545                 $sub .= !empty($subpages)?"</p><p class='subpages'>$subpages":'';
 546                 $s = "<p class='subtitle'>{$sub}</p>\n";
 547                 return $s;
 548         }
 549
 550         function subPageSubtitle()
 551         {
 552                 global $wgOut,$wgTitle,$wgNamespacesWithSubpages;
 553                 $subpages = '';
 554                 if($wgOut->isArticle() && !empty($wgNamespacesWithSubpages[$wgTitle->getNamespace()])) {
 555                         $ptext=$wgTitle->getPrefixedText();
 556                         if(preg_match("/\//",$ptext)) {
 557                                 $links=explode("/",$ptext);
 558                                 $c=0;
 559                                 $growinglink="";
 560                                 foreach($links as $link) {
 561                                         $c++;
 562                                         if ($c<count($links)) {
 563                                                 $growinglink .= $link;
 564                                                 $getlink = $this->makeLink( $growinglink, $link );
 565                                                 if(preg_match("/class='new'/i",$getlink)) { break; } # this is a hack, but it saves time
 566                                                 if ($c>1) {
 567                                                         $subpages .= " | ";
 568                                                 } else  {
 569                                                         $subpages .="&lt; ";
 570                                                 }
 571                                                 $subpages .= $getlink;
 572                                                 $growinglink.="/";
 573                                         }
 574                                 }
 575                         }
 576                 }
 577                 return $subpages;
 578         }
 579
 580         function nameAndLogin()
 581         {
 582                 global $wgUser, $wgTitle, $wgLang, $wgShowIPinHeader, $wgIP;
 583
 584                 $li = $wgLang->specialPage( "Userlogin" );
 585                 $lo = $wgLang->specialPage( "Userlogout" );
 586
 587                 $s = "";
 588                 if ( 0 == $wgUser->getID() ) {
 589                         if( $wgShowIPinHeader && isset(  $_COOKIE[ini_get("session.name")] ) ) {
 590                                 $n = $wgIP;
 591
 592                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 593                                   Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 594                                   $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 595
 596                                 $s .= $n .  " (".$tl.")";
 597                         } else {
 598                                 $s .= wfMsg("notloggedin");
 599                         }
 600
 601                         $rt = $wgTitle->getPrefixedURL();
 602                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 603                                 $q = "";
 604                         } else { $q = "returnto={$rt}"; }
 605
 606                         $s .= "\n<br />" . $this->makeKnownLink( $li,
 607                           wfMsg( "login" ), $q );
 608                 } else {
 609                         $n = $wgUser->getName();
 610                         $rt = $wgTitle->getPrefixedURL();
 611                         $tl = $this->makeKnownLink( $wgLang->getNsText(
 612                           Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 613                           $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 614
 615                         $tl = " ({$tl})";
 616
 617                         $s .= $this->makeKnownLink( $wgLang->getNsText(
 618                           Namespace::getUser() ) . ":{$n}", $n ) . "{$tl}<br />" .
 619                           $this->makeKnownLink( $lo, wfMsg( "logout" ),
 620                           "returnto={$rt}" ) . " | " .
 621                           $this->specialLink( "preferences" );
 622                 }
 623                 $s .= " | " . $this->makeKnownLink( wfMsg( "helppage" ),
 624                   wfMsg( "help" ) );
 625
 626                 return $s;
 627         }
 628
 629         function getSearchLink() {
 630                 $searchPage =& Title::makeTitle( NS_SPECIAL, "Search" );
 631                 return $searchPage->getLocalURL();
 632         }
 633
 634         function escapeSearchLink() {
 635                 return htmlspecialchars( $this->getSearchLink() );
 636         }
 637
 638         function searchForm()
 639         {
 640                 global $wgRequest;
 641                 $search = $wgRequest->getText( 'search' );
 642
 643                 $s = "<form name='search' class='inline' method='post' action=\""
 644                   . $this->escapeSearchLink() . "\">\n"
 645                   . "<input type='text' name=\"search\" size='19' value=\""
 646                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 647                   . "<input type='submit' name=\"go\" value=\"" . wfMsg ("go") . "\" />&nbsp;"
 648                   . "<input type='submit' name=\"fulltext\" value=\"" . wfMsg ("search") . "\" />\n</form>";
 649
 650                 return $s;
 651         }
 652
 653         function topLinks()
 654         {
 655                 global $wgOut;
 656                 $sep = " |\n";
 657
 658                 $s = $this->mainPageLink() . $sep
 659                   . $this->specialLink( "recentchanges" );
 660
 661                 if ( $wgOut->isArticleRelated() ) {
 662                         $s .=  $sep . $this->editThisPage()
 663                           . $sep . $this->historyLink();
 664                 }
 665                 # Many people don't like this dropdown box
 666                 #$s .= $sep . $this->specialPagesList();
 667
 668                 return $s;
 669         }
 670
 671         function bottomLinks()
 672         {
 673                 global $wgOut, $wgUser, $wgTitle;
 674                 $sep = " |\n";
 675
 676                 $s = "";
 677                 if ( $wgOut->isArticleRelated() ) {
 678                         $s .= "<strong>" . $this->editThisPage() . "</strong>";
 679                         if ( 0 != $wgUser->getID() ) {
 680                                 $s .= $sep . $this->watchThisPage();
 681                         }
 682                         $s .= $sep . $this->talkLink()
 683                           . $sep . $this->historyLink()
 684                           . $sep . $this->whatLinksHere()
 685                           . $sep . $this->watchPageLinksLink();
 686
 687                         if ( $wgTitle->getNamespace() == Namespace::getUser()
 688                             || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser()) )
 689
 690                         {
 691                                 $id=User::idFromName($wgTitle->getText());
 692                                 $ip=User::isIP($wgTitle->getText());
 693
 694                                 if($id || $ip) { # both anons and non-anons have contri list
 695                                         $s .= $sep . $this->userContribsLink();
 696                                 }
 697                                 if ( 0 != $wgUser->getID() ) { # show only to signed in users
 698                                         if($id) {       # can only email non-anons
 699                                                 $s .= $sep . $this->emailUserLink();
 700                                         }
 701                                 }
 702                         }
 703                         if ( $wgUser->isSysop() && $wgTitle->getArticleId() ) {
 704                                 $s .= "\n<br />" . $this->deleteThisPage() .
 705                                 $sep . $this->protectThisPage() .
 706                                 $sep . $this->moveThisPage();
 707                         }
 708                         $s .= "<br />\n" . $this->otherLanguages();
 709                 }
 710                 return $s;
 711         }
 712
 713         function pageStats()
 714         {
 715                 global $wgOut, $wgLang, $wgArticle, $wgRequest;
 716                 global $wgDisableCounters;
 717
 718                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 719                 if ( ! $wgOut->isArticle() ) { return ""; }
 720                 if ( isset( $oldid ) || isset( $diff ) ) { return ""; }
 721                 if ( 0 == $wgArticle->getID() ) { return ""; }
 722
 723                 $s = "";
 724                 if ( !$wgDisableCounters ) {
 725                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 726                         if ( $count ) {
 727                                 $s = wfMsg( "viewcount", $count );
 728                         }
 729                 }
 730
 731                 $s .= " " . $this->getCredits();
 732
 733                 return $s . " " .  $this->getCopyright();
 734         }
 735
 736         function getCredits() {
 737                global $wgMaxCredits;
 738
 739                $s = '';
 740
 741                if (!isset($wgMaxCredits) || $wgMaxCredits == 0) {
 742                         $s = $this->lastModified();
 743                } else {
 744                         $s = $this->getAuthorCredits();
 745                         if ($wgMaxCredits > 1) {
 746                             $s .= " " . $this->getContributorCredits();
 747                         }
 748                }
 749
 750                return $s;
 751         }
 752
 753         function getAuthorCredits() {
 754                 global $wgLang, $wgArticle;
 755
 756                 $last_author = $wgArticle->getUser();
 757
 758                 if ($last_author == 0) {
 759                     $author_credit = wfMsg("anonymous");
 760                 } else {
 761                     $real_name = User::whoIsReal($last_author);
 762                     if (!empty($real_name)) {
 763                         $author_credit = $real_name;
 764                     } else {
 765                         $author_credit = wfMsg("siteuser", User::whoIs($last_author));
 766                     }
 767                 }
 768
 769                 $timestamp = $wgArticle->getTimestamp();
 770                 if ( $timestamp ) {
 771                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 772                 } else {
 773                         $d = "";
 774                 }
 775                 return wfMsg("lastmodifiedby", $d, $author_credit);
 776         }
 777
 778         function getContributorCredits() {
 779
 780                 global $wgArticle, $wgMaxCredits, $wgLang;
 781
 782                 # don't count last editor
 783
 784                 $contributors = $wgArticle->getContributors($wgMaxCredits - 1);
 785
 786                 $real_names = array();
 787                 $user_names = array();
 788
 789                 # Sift for real versus user names
 790
 791                 foreach ($contributors as $user_id => $user_parts) {
 792                     if ($user_id != 0) {
 793                         if (!empty($user_parts[1])) {
 794                             $real_names[$user_id] = $user_parts[1];
 795                         } else {
 796                             $user_names[$user_id] = $user_parts[0];
 797                         }
 798                     }
 799                 }
 800
 801                 $real = $wgLang->listToText(array_values($real_names));
 802                 $user = $wgLang->listToText(array_values($user_names));
 803
 804                 if (!empty($user)) {
 805                     $user = wfMsg("siteusers", $user);
 806                 }
 807
 808                 if ($contributors[0] && $contributors[0][0] > 0) {
 809                     $anon = wfMsg("anonymous");
 810                 } else {
 811                     $anon = '';
 812                 }
 813
 814                 $creds = $wgLang->listToText(array($real, $user, $anon));
 815
 816                 return wfMsg("othercontribs", $creds);
 817         }
 818
 819         function getCopyright() {
 820                 global $wgRightsPage, $wgRightsUrl, $wgRightsText;
 821                 $out = "";
 822                 if( $wgRightsPage ) {
 823                         $link = $this->makeKnownLink( $wgRightsPage, $wgRightsText );
 824                 } elseif( $wgRightsUrl ) {
 825                         $link = $this->makeExternalLink( $wgRightsUrl, $wgRightsText );
 826                 } else {
 827                         # Give up now
 828                         return $out;
 829                 }
 830                 $out .= wfMsg( "copyright", $link );
 831                 return $out;
 832         }
 833
 834         function getCopyrightIcon() {
 835                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRightsIcon;
 836                 $out = "";
 837                 if( $wgRightsIcon ) {
 838                         $icon = htmlspecialchars( $wgRightsIcon );
 839                         if( $wgRightsUrl ) {
 840                                 $url = htmlspecialchars( $wgRightsUrl );
 841                                 $out .= "<a href=\"$url\">";
 842                         }
 843                         $text = htmlspecialchars( $wgRightsText );
 844                         $out .= "<img src=\"$icon\" alt='$text' />";
 845                         if( $wgRightsUrl ) {
 846                                 $out .= "</a>";
 847                         }
 848                 }
 849                 return $out;
 850         }
 851
 852         function getPoweredBy() {
 853                 global $wgStylePath;
 854                 $url = htmlspecialchars( "$wgStylePath/images/poweredby_mediawiki_88x31.png" );
 855                 $img = "<a href='http://www.mediawiki.org/'><img src='$url' alt='MediaWiki' /></a>";
 856                 return $img;
 857         }
 858
 859         function lastModified()
 860         {
 861                 global $wgLang, $wgArticle;
 862
 863                 $timestamp = $wgArticle->getTimestamp();
 864                 if ( $timestamp ) {
 865                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 866                         $s = " " . wfMsg( "lastmodified", $d );
 867                 } else {
 868                         $s = "";
 869                 }
 870                 return $s;
 871         }
 872
 873         function logoText( $align = "" )
 874         {
 875                 if ( "" != $align ) { $a = " align='{$align}'"; }
 876                 else { $a = ""; }
 877
 878                 $mp = wfMsg( "mainpage" );
 879                 $titleObj = Title::newFromText( $mp );
 880                 $s = "<a href=\"" . $titleObj->escapeLocalURL()
 881                   . "\"><img{$a} src=\""
 882                   . $this->getLogo() . "\" alt=\"" . "[{$mp}]\" /></a>";
 883                 return $s;
 884         }
 885
 886         function quickBar()
 887         {
 888                 global $wgOut, $wgTitle, $wgUser, $wgRequest, $wgLang;
 889                 global $wgDisableUploads, $wgRemoteUploads;
 890
 891                 $fname =  "Skin::quickBar";
 892                 wfProfileIn( $fname );
 893
 894                 $action = $wgRequest->getText( 'action' );
 895                 $wpPreview = $wgRequest->getBool( 'wpPreview' );
 896                 $tns=$wgTitle->getNamespace();
 897
 898                 $s = "\n<div id='quickbar'>";
 899                 $s .= "\n" . $this->logoText() . "\n<hr class='sep' />";
 900
 901                 $sep = "\n<br />";
 902                 $s .= $this->mainPageLink()
 903                   . $sep . $this->specialLink( "recentchanges" )
 904                   . $sep . $this->specialLink( "randompage" );
 905                 if ($wgUser->getID()) {
 906                 $s.= $sep . $this->specialLink( "watchlist" ) ;
 907                 $s .= $sep .$this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
 908                   wfMsg( "mycontris" ), "target=" . wfUrlencode($wgUser->getName() ) );
 909
 910                 }
 911                 // only show watchlist link if logged in
 912                 if ( wfMsg ( "currentevents" ) != "-" ) $s .= $sep . $this->makeKnownLink( wfMsg( "currentevents" ), "" ) ;
 913                 $s .= "\n<br /><hr class='sep' />";
 914                 $articleExists = $wgTitle->getArticleId();
 915                 if ( $wgOut->isArticle() || $action =="edit" || $action =="history" || $wpPreview) {
 916                         if($wgOut->isArticle()) {
 917                                 $s .= "<strong>" . $this->editThisPage() . "</strong>";
 918                         } else { # backlink to the article in edit or history mode
 919                                 if($articleExists){ # no backlink if no article
 920                                         switch($tns) {
 921                                                 case 0:
 922                                                 $text = wfMsg("articlepage");
 923                                                 break;
 924                                                 case 1:
 925                                                 $text = wfMsg("viewtalkpage");
 926                                                 break;
 927                                                 case 2:
 928                                                 $text = wfMsg("userpage");
 929                                                 break;
 930                                                 case 3:
 931                                                 $text = wfMsg("viewtalkpage");
 932                                                 break;
 933                                                 case 4:
 934                                                 $text = wfMsg("wikipediapage");
 935                                                 break;
 936                                                 case 5:
 937                                                 $text = wfMsg("viewtalkpage");
 938                                                 break;
 939                                                 case 6:
 940                                                 $text = wfMsg("imagepage");
 941                                                 break;
 942                                                 case 7:
 943                                                 $text = wfMsg("viewtalkpage");
 944                                                 break;
 945                                                 default:
 946                                                 $text= wfMsg("articlepage");
 947                                         }
 948
 949                                         $link = $wgTitle->getText();
 950                                         if ($nstext = $wgLang->getNsText($tns) ) { # add namespace if necessary
 951                                                 $link = $nstext . ":" . $link ;
 952                                         }
 953
 954                                         $s .= $this->makeLink( $link, $text );
 955                                 } elseif( $wgTitle->getNamespace() != Namespace::getSpecial() ) {
 956                                         # we just throw in a "New page" text to tell the user that he's in edit mode,
 957                                         # and to avoid messing with the separator that is prepended to the next item
 958                                         $s .= "<strong>" . wfMsg("newpage") . "</strong>";
 959                                 }
 960
 961                         }
 962
 963
 964                         if( $tns%2 && $action!="edit" && !$wpPreview) {
 965                                 $s.="<br />".$this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg("postcomment"),"action=edit&section=new");
 966                         }
 967
 968                         /*
 969                         watching could cause problems in edit mode:
 970                         if user edits article, then loads "watch this article" in background and then saves
 971                         article with "Watch this article" checkbox disabled, the article is transparently
 972                         unwatched. Therefore we do not show the "Watch this page" link in edit mode
 973                         */
 974                         if ( 0 != $wgUser->getID() && $articleExists) {
 975                                 if($action!="edit" && $action != "submit" )
 976                                 {
 977                                         $s .= $sep . $this->watchThisPage();
 978                                 }
 979                                 if ( $wgTitle->userCanEdit() )
 980                                         $s .= $sep . $this->moveThisPage();
 981                         }
 982                         if ( $wgUser->isSysop() and $articleExists ) {
 983                                 $s .= $sep . $this->deleteThisPage() .
 984                                 $sep . $this->protectThisPage();
 985                         }
 986                         $s .= $sep . $this->talkLink();
 987                         if ($articleExists && $action !="history") {
 988                                 $s .= $sep . $this->historyLink();
 989                         }
 990                         $s.=$sep . $this->whatLinksHere();
 991
 992                         if($wgOut->isArticleRelated()) {
 993                                 $s .= $sep . $this->watchPageLinksLink();
 994                         }
 995
 996                         if ( Namespace::getUser() == $wgTitle->getNamespace()
 997                         || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser())
 998                         ) {
 999
1000                                 $id=User::idFromName($wgTitle->getText());
1001                                 $ip=User::isIP($wgTitle->getText());
1002
1003                                 if($id||$ip) {
1004                                         $s .= $sep . $this->userContribsLink();
1005                                 }
1006                                 if ( 0 != $wgUser->getID() ) {
1007                                         if($id) { # can only email real users
1008                                                 $s .= $sep . $this->emailUserLink();
1009                                         }
1010                                 }
1011                         }
1012                         $s .= "\n<br /><hr class='sep' />";
1013                 }
1014
1015                 if ( 0 != $wgUser->getID() && ( !$wgDisableUploads || $wgRemoteUploads ) ) {
1016                         $s .= $this->specialLink( "upload" ) . $sep;
1017                 }
1018                 $s .= $this->specialLink( "specialpages" )
1019                   . $sep . $this->bugReportsLink();
1020
1021                 global $wgSiteSupportPage;
1022                 if( $wgSiteSupportPage ) {
1023                         $s .= "\n<br /><a href=\"" . htmlspecialchars( $wgSiteSupportPage ) .
1024                           "\" class=\"internal\">" . wfMsg( "sitesupport" ) . "</a>";
1025                 }
1026
1027                 $s .= "\n<br /></div>\n";
1028                 wfProfileOut( $fname );
1029                 return $s;
1030         }
1031
1032         function specialPagesList()
1033         {
1034                 global $wgUser, $wgOut, $wgLang, $wgServer, $wgRedirectScript;
1035                 $a = array();
1036
1037                 $validSP = $wgLang->getValidSpecialPages();
1038
1039                 foreach ( $validSP as $name => $desc ) {
1040                         if ( "" == $desc ) { continue; }
1041                         $a[$name] = $desc;
1042                 }
1043                 if ( $wgUser->isSysop() )
1044                 {
1045                         $sysopSP = $wgLang->getSysopSpecialPages();
1046
1047                         foreach ( $sysopSP as $name => $desc ) {
1048                                 if ( "" == $desc ) { continue; }
1049                                 $a[$name] = $desc ;
1050                         }
1051                 }
1052                 if ( $wgUser->isDeveloper() )
1053                 {
1054                         $devSP = $wgLang->getDeveloperSpecialPages();
1055
1056                         foreach ( $devSP as $name => $desc ) {
1057                                 if ( "" == $desc ) { continue; }
1058                                 $a[$name] = $desc ;
1059                         }
1060                 }
1061                 $go = wfMsg( "go" );
1062                 $sp = wfMsg( "specialpages" );
1063                 $spp = $wgLang->specialPage( "Specialpages" );
1064
1065                 $s = "<form id=\"specialpages\" method=\"get\" class=\"inline\" " .
1066                   "action=\"" . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
1067                 $s .= "<select name=\"wpDropdown\">\n";
1068                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
1069
1070                 foreach ( $a as $name => $desc ) {
1071                         $p = $wgLang->specialPage( $name );
1072                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
1073                 }
1074                 $s .= "</select>\n";
1075                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
1076                 $s .= "</form>\n";
1077                 return $s;
1078         }
1079
1080         function mainPageLink()
1081         {
1082                 $mp = wfMsg( "mainpage" );
1083                 $s = $this->makeKnownLink( $mp, $mp );
1084                 return $s;
1085         }
1086
1087         function copyrightLink()
1088         {
1089                 $s = $this->makeKnownLink( wfMsg( "copyrightpage" ),
1090                   wfMsg( "copyrightpagename" ) );
1091                 return $s;
1092         }
1093
1094         function aboutLink()
1095         {
1096                 $s = $this->makeKnownLink( wfMsg( "aboutpage" ),
1097                   wfMsg( "aboutwikipedia" ) );
1098                 return $s;
1099         }
1100
1101
1102       function disclaimerLink()
1103         {
1104                 $s = $this->makeKnownLink( wfMsg( "disclaimerpage" ),
1105                   wfMsg( "disclaimers" ) );
1106                 return $s;
1107         }
1108
1109         function editThisPage()
1110         {
1111                 global $wgOut, $wgTitle, $wgRequest;
1112
1113                 $oldid = $wgRequest->getVal( 'oldid' );
1114                 $diff = $wgRequest->getVal( 'diff' );
1115                 $redirect = $wgRequest->getVal( 'redirect' );
1116
1117                 if ( ! $wgOut->isArticleRelated() ) {
1118                         $s = wfMsg( "protectedpage" );
1119                 } else {
1120                         $n = $wgTitle->getPrefixedText();
1121                         if ( $wgTitle->userCanEdit() ) {
1122                                 $t = wfMsg( "editthispage" );
1123                         } else {
1124                                 #$t = wfMsg( "protectedpage" );
1125                                 $t = wfMsg( "viewsource" );
1126                         }
1127                         $oid = $red = "";
1128
1129                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
1130                         if ( $oldid && ! isset( $diff ) ) {
1131                                 $oid = "&oldid={$oldid}";
1132                         }
1133                         $s = $this->makeKnownLink( $n, $t, "action=edit{$oid}{$red}" );
1134                 }
1135                 return $s;
1136         }
1137
1138         function deleteThisPage()
1139         {
1140                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1141
1142                 $diff = $wgRequest->getVal( 'diff' );
1143                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1144                         $n = $wgTitle->getPrefixedText();
1145                         $t = wfMsg( "deletethispage" );
1146
1147                         $s = $this->makeKnownLink( $n, $t, "action=delete" );
1148                 } else {
1149                         $s = "";
1150                 }
1151                 return $s;
1152         }
1153
1154         function protectThisPage()
1155         {
1156                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1157
1158                 $diff = $wgRequest->getVal( 'diff' );
1159                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1160                         $n = $wgTitle->getPrefixedText();
1161
1162                         if ( $wgTitle->isProtected() ) {
1163                                 $t = wfMsg( "unprotectthispage" );
1164                                 $q = "action=unprotect";
1165                         } else {
1166                                 $t = wfMsg( "protectthispage" );
1167                                 $q = "action=protect";
1168                         }
1169                         $s = $this->makeKnownLink( $n, $t, $q );
1170                 } else {
1171                         $s = "";
1172                 }
1173                 return $s;
1174         }
1175
1176         function watchThisPage()
1177         {
1178                 global $wgUser, $wgOut, $wgTitle;
1179
1180                 if ( $wgOut->isArticleRelated() ) {
1181                         $n = $wgTitle->getPrefixedText();
1182
1183                         if ( $wgTitle->userIsWatching() ) {
1184                                 $t = wfMsg( "unwatchthispage" );
1185                                 $q = "action=unwatch";
1186                         } else {
1187                                 $t = wfMsg( "watchthispage" );
1188                                 $q = "action=watch";
1189                         }
1190                         $s = $this->makeKnownLink( $n, $t, $q );
1191                 } else {
1192                         $s = wfMsg( "notanarticle" );
1193                 }
1194                 return $s;
1195         }
1196
1197         function moveThisPage()
1198         {
1199                 global $wgTitle, $wgLang;
1200
1201                 if ( $wgTitle->userCanEdit() ) {
1202                         $s = $this->makeKnownLink( $wgLang->specialPage( "Movepage" ),
1203                           wfMsg( "movethispage" ), "target=" . $wgTitle->getPrefixedURL() );
1204                 } // no message if page is protected - would be redundant
1205                 return $s;
1206         }
1207
1208         function historyLink()
1209         {
1210                 global $wgTitle;
1211
1212                 $s = $this->makeKnownLink( $wgTitle->getPrefixedText(),
1213                   wfMsg( "history" ), "action=history" );
1214                 return $s;
1215         }
1216
1217         function whatLinksHere()
1218         {
1219                 global $wgTitle, $wgLang;
1220
1221                 $s = $this->makeKnownLink( $wgLang->specialPage( "Whatlinkshere" ),
1222                   wfMsg( "whatlinkshere" ), "target=" . $wgTitle->getPrefixedURL() );
1223                 return $s;
1224         }
1225
1226         function userContribsLink()
1227         {
1228                 global $wgTitle, $wgLang;
1229
1230                 $s = $this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
1231                   wfMsg( "contributions" ), "target=" . $wgTitle->getPartialURL() );
1232                 return $s;
1233         }
1234
1235         function emailUserLink()
1236         {
1237                 global $wgTitle, $wgLang;
1238
1239                 $s = $this->makeKnownLink( $wgLang->specialPage( "Emailuser" ),
1240                   wfMsg( "emailuser" ), "target=" . $wgTitle->getPartialURL() );
1241                 return $s;
1242         }
1243
1244         function watchPageLinksLink()
1245         {
1246                 global $wgOut, $wgTitle, $wgLang;
1247
1248                 if ( ! $wgOut->isArticleRelated() ) {
1249                         $s = "(" . wfMsg( "notanarticle" ) . ")";
1250                 } else {
1251                         $s = $this->makeKnownLink( $wgLang->specialPage(
1252                           "Recentchangeslinked" ), wfMsg( "recentchangeslinked" ),
1253                           "target=" . $wgTitle->getPrefixedURL() );
1254                 }
1255                 return $s;
1256         }
1257
1258         function otherLanguages()
1259         {
1260                 global $wgOut, $wgLang, $wgTitle, $wgUseNewInterlanguage;
1261
1262                 $a = $wgOut->getLanguageLinks();
1263                 if ( 0 == count( $a ) ) {
1264                         if ( !$wgUseNewInterlanguage ) return "";
1265                         $ns = $wgLang->getNsIndex ( $wgTitle->getNamespace () ) ;
1266                         if ( $ns != 0 AND $ns != 1 ) return "" ;
1267                         $pn = "Intl" ;
1268                         $x = "mode=addlink&xt=".$wgTitle->getDBkey() ;
1269                         return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1270                                   wfMsg( "intl" ) , $x );
1271                         }
1272
1273                 if ( !$wgUseNewInterlanguage ) {
1274                         $s = wfMsg( "otherlanguages" ) . ": ";
1275                 } else {
1276                         global $wgLanguageCode ;
1277                         $x = "mode=zoom&xt=".$wgTitle->getDBkey() ;
1278                         $x .= "&xl=".$wgLanguageCode ;
1279                         $s =  $this->makeKnownLink( $wgLang->specialPage( "Intl" ),
1280                                   wfMsg( "otherlanguages" ) , $x ) . ": " ;
1281                         }
1282
1283                 $s = wfMsg( "otherlanguages" ) . ": ";
1284                 $first = true;
1285                 if($wgLang->isRTL()) $s .= "<span dir='LTR'>";
1286                 foreach( $a as $l ) {
1287                         if ( ! $first ) { $s .= " | "; }
1288                         $first = false;
1289
1290                         $nt = Title::newFromText( $l );
1291                         $url = $nt->getFullURL();
1292                         $text = $wgLang->getLanguageName( $nt->getInterwiki() );
1293
1294                         if ( "" == $text ) { $text = $l; }
1295                         $style = $this->getExternalLinkAttributes( $l, $text );
1296                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1297                 }
1298                 if($wgLang->isRTL()) $s .= "</span>";
1299                 return $s;
1300         }
1301
1302         function bugReportsLink()
1303         {
1304                 $s = $this->makeKnownLink( wfMsg( "bugreportspage" ),
1305                   wfMsg( "bugreports" ) );
1306                 return $s;
1307         }
1308
1309         function dateLink()
1310         {
1311                 global $wgLinkCache;
1312                 $t1 = Title::newFromText( gmdate( "F j" ) );
1313                 $t2 = Title::newFromText( gmdate( "Y" ) );
1314
1315                 $wgLinkCache->suspend();
1316                 $id = $t1->getArticleID();
1317                 $wgLinkCache->resume();
1318
1319                 if ( 0 == $id ) {
1320                         $s = $this->makeBrokenLink( $t1->getText() );
1321                 } else {
1322                         $s = $this->makeKnownLink( $t1->getText() );
1323                 }
1324                 $s .= ", ";
1325
1326                 $wgLinkCache->suspend();
1327                 $id = $t2->getArticleID();
1328                 $wgLinkCache->resume();
1329
1330                 if ( 0 == $id ) {
1331                         $s .= $this->makeBrokenLink( $t2->getText() );
1332                 } else {
1333                         $s .= $this->makeKnownLink( $t2->getText() );
1334                 }
1335                 return $s;
1336         }
1337
1338         function talkLink()
1339         {
1340                 global $wgLang, $wgTitle, $wgLinkCache;
1341
1342                 $tns = $wgTitle->getNamespace();
1343                 if ( -1 == $tns ) { return ""; }
1344
1345                 $pn = $wgTitle->getText();
1346                 $tp = wfMsg( "talkpage" );
1347                 if ( Namespace::isTalk( $tns ) ) {
1348                         $lns = Namespace::getSubject( $tns );
1349                         switch($tns) {
1350                                 case 1:
1351                                 $text = wfMsg("articlepage");
1352                                 break;
1353                                 case 3:
1354                                 $text = wfMsg("userpage");
1355                                 break;
1356                                 case 5:
1357                                 $text = wfMsg("wikipediapage");
1358                                 break;
1359                                 case 7:
1360                                 $text = wfMsg("imagepage");
1361                                 break;
1362                                 default:
1363                                 $text= wfMsg("articlepage");
1364                         }
1365                 } else {
1366
1367                         $lns = Namespace::getTalk( $tns );
1368                         $text=$tp;
1369                 }
1370                 $n = $wgLang->getNsText( $lns );
1371                 if ( "" == $n ) { $link = $pn; }
1372                 else { $link = "{$n}:{$pn}"; }
1373
1374                 $wgLinkCache->suspend();
1375                 $s = $this->makeLink( $link, $text );
1376                 $wgLinkCache->resume();
1377
1378                 return $s;
1379         }
1380
1381         function commentLink()
1382         {
1383                 global $wgLang, $wgTitle, $wgLinkCache;
1384
1385                 $tns = $wgTitle->getNamespace();
1386                 if ( -1 == $tns ) { return ""; }
1387
1388                 $lns = ( Namespace::isTalk( $tns ) ) ? $tns : Namespace::getTalk( $tns );
1389
1390                 # assert Namespace::isTalk( $lns )
1391
1392                 $n = $wgLang->getNsText( $lns );
1393                 $pn = $wgTitle->getText();
1394
1395                 $link = "{$n}:{$pn}";
1396
1397                 $wgLinkCache->suspend();
1398                 $s = $this->makeKnownLink($link, wfMsg("postcomment"), "action=edit&section=new");
1399                 $wgLinkCache->resume();
1400
1401                 return $s;
1402         }
1403
1404         # After all the page content is transformed into HTML, it makes
1405         # a final pass through here for things like table backgrounds.
1406         #
1407         function transformContent( $text )
1408         {
1409                 return $text;
1410         }
1411
1412         # Note: This function MUST call getArticleID() on the link,
1413         # otherwise the cache won't get updated properly.  See LINKCACHE.DOC.
1414         #
1415         function makeLink( $title, $text = "", $query = "", $trail = "" ) {
1416                 wfProfileIn( "Skin::makeLink" );
1417                 $nt = Title::newFromText( $title );
1418                 if ($nt) {
1419                         $result = $this->makeLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1420                 } else {
1421                         wfDebug( "Invalid title passed to Skin::makeLink(): \"$title\"\n" );
1422                         $result = $text == "" ? $title : $text;
1423                 }
1424
1425                 wfProfileOut( "Skin::makeLink" );
1426                 return $result;
1427         }
1428
1429         function makeKnownLink( $title, $text = "", $query = "", $trail = "", $prefix = '',$aprops = '') {
1430                 $nt = Title::newFromText( $title );
1431                 if ($nt) {
1432                         return $this->makeKnownLinkObj( Title::newFromText( $title ), $text, $query, $trail, $prefix , $aprops );
1433                 } else {
1434                         wfDebug( "Invalid title passed to Skin::makeKnownLink(): \"$title\"\n" );
1435                         return $text == "" ? $title : $text;
1436                 }
1437         }
1438
1439         function makeBrokenLink( $title, $text = "", $query = "", $trail = "" ) {
1440                 $nt = Title::newFromText( $title );
1441                 if ($nt) {
1442                         return $this->makeBrokenLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1443                 } else {
1444                         wfDebug( "Invalid title passed to Skin::makeBrokenLink(): \"$title\"\n" );
1445                         return $text == "" ? $title : $text;
1446                 }
1447         }
1448
1449         function makeStubLink( $title, $text = "", $query = "", $trail = "" ) {
1450                 $nt = Title::newFromText( $title );
1451                 if ($nt) {
1452                         return $this->makeStubLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1453                 } else {
1454                         wfDebug( "Invalid title passed to Skin::makeStubLink(): \"$title\"\n" );
1455                         return $text == "" ? $title : $text;
1456                 }
1457         }
1458
1459         # Pass a title object, not a title string
1460         function makeLinkObj( &$nt, $text= "", $query = "", $trail = "", $prefix = "" )
1461         {
1462                 global $wgOut, $wgUser;
1463                 if ( $nt->isExternal() ) {
1464                         $u = $nt->getFullURL();
1465                         $link = $nt->getPrefixedURL();
1466                         if ( "" == $text ) { $text = $nt->getPrefixedText(); }
1467                         $style = $this->getExternalLinkAttributes( $link, $text );
1468
1469                         $inside = "";
1470                         if ( "" != $trail ) {
1471                                 if ( preg_match( "/^([a-z]+)(.*)$$/sD", $trail, $m ) ) {
1472                                         $inside = $m[1];
1473                                         $trail = $m[2];
1474                                 }
1475                         }
1476                         $retVal = "<a href=\"{$u}\"{$style}>{$text}{$inside}</a>{$trail}";
1477                 } elseif ( 0 == $nt->getNamespace() && "" == $nt->getText() ) {
1478                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1479                 } elseif ( ( -1 == $nt->getNamespace() ) ||
1480                                 ( Namespace::getImage() == $nt->getNamespace() ) ) {
1481                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1482                 } else {
1483                         $aid = $nt->getArticleID() ;
1484                         if ( 0 == $aid ) {
1485                                 $retVal = $this->makeBrokenLinkObj( $nt, $text, $query, $trail, $prefix );
1486                         } else {
1487                                 $threshold = $wgUser->getOption("stubthreshold") ;
1488                                 if ( $threshold > 0 ) {
1489                                         $res = wfQuery ( "SELECT LENGTH(cur_text) AS x, cur_namespace, cur_is_redirect FROM cur WHERE cur_id='{$aid}'", DB_READ ) ;
1490
1491                                         if ( wfNumRows( $res ) > 0 ) {
1492                                                 $s = wfFetchObject( $res );
1493                                                 $size = $s->x;
1494                                                 if ( $s->cur_is_redirect OR $s->cur_namespace != 0 ) {
1495                                                         $size = $threshold*2 ; # Really big
1496                                                 }
1497                                                 wfFreeResult( $res );
1498                                         } else {
1499                                                 $size = $threshold*2 ; # Really big
1500                                         }
1501                                 } else {
1502                                         $size = 1 ;
1503                                 }
1504                                 if ( $size < $threshold ) {
1505                                         $retVal = $this->makeStubLinkObj( $nt, $text, $query, $trail, $prefix );
1506                                 } else {
1507                                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1508                                 }
1509                         }
1510                 }
1511                 return $retVal;
1512         }
1513
1514         # Pass a title object, not a title string
1515         function makeKnownLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" , $aprops = '')
1516         {
1517                 global $wgOut, $wgTitle;
1518
1519                 $fname = "Skin::makeKnownLinkObj";
1520                 wfProfileIn( $fname );
1521
1522                 $link = $nt->getPrefixedURL();
1523
1524                 if ( "" == $link ) {
1525                         $u = "";
1526                         if ( "" == $text ) {
1527                                 $text = htmlspecialchars( $nt->getFragment() );
1528                         }
1529                 } else {
1530                         $u = $nt->escapeLocalURL( $query );
1531                 }
1532                 if ( "" != $nt->getFragment() ) {
1533                         $u .= "#" . htmlspecialchars( $nt->getFragment() );
1534                 }
1535                 if ( "" == $text ) {
1536                         $text = htmlspecialchars( $nt->getPrefixedText() );
1537                 }
1538                 $style = $this->getInternalLinkAttributesObj( $nt, $text );
1539
1540                 $inside = "";
1541                 if ( "" != $trail ) {
1542                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1543                                 $inside = $m[1];
1544                                 $trail = $m[2];
1545                         }
1546                 }
1547                 $r = "<a href=\"{$u}\"{$style}{$aprops}>{$prefix}{$text}{$inside}</a>{$trail}";
1548                 wfProfileOut( $fname );
1549                 return $r;
1550         }
1551
1552         # Pass a title object, not a title string
1553         function makeBrokenLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" )
1554         {
1555                 global $wgOut, $wgUser;
1556
1557                 $fname = "Skin::makeBrokenLinkObj";
1558                 wfProfileIn( $fname );
1559
1560                 if ( "" == $query ) {
1561                         $q = "action=edit";
1562                 } else {
1563                         $q = "action=edit&{$query}";
1564                 }
1565                 $u = $nt->escapeLocalURL( $q );
1566
1567                 if ( "" == $text ) {
1568                         $text = htmlspecialchars( $nt->getPrefixedText() );
1569                 }
1570                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "yes" );
1571
1572                 $inside = "";
1573                 if ( "" != $trail ) {
1574                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1575                                 $inside = $m[1];
1576                                 $trail = $m[2];
1577                         }
1578                 }
1579                 if ( $wgUser->getOption( "highlightbroken" ) ) {
1580                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1581                 } else {
1582                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>?</a>{$trail}";
1583                 }
1584
1585                 wfProfileOut( $fname );
1586                 return $s;
1587         }
1588
1589         # Pass a title object, not a title string
1590         function makeStubLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" )
1591         {
1592                 global $wgOut, $wgUser;
1593
1594                 $link = $nt->getPrefixedURL();
1595
1596                 $u = $nt->escapeLocalURL( $query );
1597
1598                 if ( "" == $text ) {
1599                         $text = htmlspecialchars( $nt->getPrefixedText() );
1600                 }
1601                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "stub" );
1602
1603                 $inside = "";
1604                 if ( "" != $trail ) {
1605                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1606                                 $inside = $m[1];
1607                                 $trail = $m[2];
1608                         }
1609                 }
1610                 if ( $wgUser->getOption( "highlightbroken" ) ) {
1611                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1612                 } else {
1613                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>!</a>{$trail}";
1614                 }
1615                 return $s;
1616         }
1617
1618         function makeSelfLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" )
1619         {
1620                 $u = $nt->escapeLocalURL( $query );
1621                 if ( "" == $text ) {
1622                         $text = htmlspecialchars( $nt->getPrefixedText() );
1623                 }
1624                 $inside = "";
1625                 if ( "" != $trail ) {
1626                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1627                                 $inside = $m[1];
1628                                 $trail = $m[2];
1629                         }
1630                 }
1631                 return "<strong>{$prefix}{$text}{$inside}</strong>{$trail}";
1632         }
1633
1634         /* these are used extensively in SkinPHPTal, but also some other places */
1635         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1636                 $title = Title::makeTitle( NS_SPECIAL, $name );
1637                 $this->checkTitle($title, $name);
1638                 return $title->getLocalURL( $urlaction );
1639         }
1640         /*static*/ function makeTalkUrl ( $name, $urlaction='' ) {
1641                 $title = Title::newFromText( $name );
1642                 $title = $title->getTalkPage();
1643                 $this->checkTitle($title, $name);
1644                 return $title->getLocalURL( $urlaction );
1645         }
1646         /*static*/ function makeArticleUrl ( $name, $urlaction='' ) {
1647                 $title = Title::newFromText( $name );
1648                 $title= $title->getSubjectPage();
1649                 $this->checkTitle($title, $name);
1650                 return $title->getLocalURL( $urlaction );
1651         }
1652         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1653                 $title = Title::newFromText( wfMsg($name) );
1654                 $this->checkTitle($title, $name);
1655                 return $title->getLocalURL( $urlaction );
1656         }
1657         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1658                 $title = Title::newFromText( $name );
1659                 $this->checkTitle($title, $name);
1660                 return $title->getLocalURL( $urlaction );
1661         }
1662
1663         /* these return an array with the 'href' and boolean 'exists' */
1664         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1665                 $title = Title::newFromText( $name );
1666                 $this->checkTitle($title, $name);
1667                 return array(
1668                         'href' => $title->getLocalURL( $urlaction ),
1669                         'exists' => $title->getArticleID() != 0?true:false
1670                 );
1671         }
1672         /*static*/ function makeTalkUrlDetails ( $name, $urlaction='' ) {
1673                 $title = Title::newFromText( $name );
1674                 $title = $title->getTalkPage();
1675                 $this->checkTitle($title, $name);
1676                 return array(
1677                         'href' => $title->getLocalURL( $urlaction ),
1678                         'exists' => $title->getArticleID() != 0?true:false
1679                 );
1680         }
1681         /*static*/ function makeArticleUrlDetails ( $name, $urlaction='' ) {
1682                 $title = Title::newFromText( $name );
1683                 $title= $title->getSubjectPage();
1684                 $this->checkTitle($title, $name);
1685                 return array(
1686                         'href' => $title->getLocalURL( $urlaction ),
1687                         'exists' => $title->getArticleID() != 0?true:false
1688                 );
1689         }
1690         /*static*/ function makeI18nUrlDetails ( $name, $urlaction='' ) {
1691                 $title = Title::newFromText( wfMsg($name) );
1692                 $this->checkTitle($title, $name);
1693                 return array(
1694                         'href' => $title->getLocalURL( $urlaction ),
1695                         'exists' => $title->getArticleID() != 0?true:false
1696                 );
1697         }
1698
1699         # make sure we have some title to operate on
1700         /*static*/ function checkTitle ( &$title, &$name ) {
1701                 if(!is_object($title)) {
1702                         $title = Title::newFromText( $name );
1703                         if(!is_object($title)) {
1704                                 $title = Title::newFromText( '<error: link target missing>' );
1705                         }
1706                 }
1707         }
1708
1709         function fnamePart( $url )
1710         {
1711                 $basename = strrchr( $url, "/" );
1712                 if ( false === $basename ) { $basename = $url; }
1713                 else { $basename = substr( $basename, 1 ); }
1714                 return wfEscapeHTML( $basename );
1715         }
1716
1717         function makeImage( $url, $alt = "" )
1718         {
1719                 global $wgOut;
1720
1721                 if ( "" == $alt ) { $alt = $this->fnamePart( $url ); }
1722                 $s = "<img src=\"{$url}\" alt=\"{$alt}\" />";
1723                 return $s;
1724         }
1725
1726         function makeImageLink( $name, $url, $alt = "" ) {
1727                 $nt = Title::makeTitle( Namespace::getImage(), $name );
1728                 return $this->makeImageLinkObj( $nt, $alt );
1729         }
1730
1731         function makeImageLinkObj( $nt, $alt = "" ) {
1732                 global $wgLang, $wgUseImageResize;
1733                 $img   = Image::newFromTitle( $nt );
1734                 $url   = $img->getURL();
1735
1736                 $align = "";
1737                 $prefix = $postfix = "";
1738
1739                 if ( $wgUseImageResize ) {
1740                         # Check if the alt text is of the form "options|alt text"
1741                         # Options are:
1742                         #  * thumbnail          make a thumbnail with enlarge-icon and caption, alignment depends on lang
1743                         #  * left               no resizing, just left align. label is used for alt= only
1744                         #  * right              same, but right aligned
1745                         #  * none               same, but not aligned
1746                         #  * ___px              scale to ___ pixels width, no aligning. e.g. use in taxobox
1747                         #  * center             center the image
1748                         #  * framed             Keep original image size, no magnify-button.
1749
1750                         $part = explode( "|", $alt);
1751
1752                         $mwThumb  =& MagicWord::get( MAG_IMG_THUMBNAIL );
1753                         $mwLeft   =& MagicWord::get( MAG_IMG_LEFT );
1754                         $mwRight  =& MagicWord::get( MAG_IMG_RIGHT );
1755                         $mwNone   =& MagicWord::get( MAG_IMG_NONE );
1756                         $mwWidth  =& MagicWord::get( MAG_IMG_WIDTH );
1757                         $mwCenter =& MagicWord::get( MAG_IMG_CENTER );
1758                         $mwFramed =& MagicWord::get( MAG_IMG_FRAMED );
1759                         $alt = $part[count($part)-1];
1760
1761                         $height = $framed = $thumb = false;
1762
1763                         foreach( $part as $key => $val ) {
1764                                 if ( ! is_null( $mwThumb->matchVariableStartToEnd($val) ) ) {
1765                                         $thumb=true;
1766                                 } elseif ( ! is_null( $mwRight->matchVariableStartToEnd($val) ) ) {
1767                                         # remember to set an alignment, don't render immediately
1768                                         $align = "right";
1769                                 } elseif ( ! is_null( $mwLeft->matchVariableStartToEnd($val) ) ) {
1770                                         # remember to set an alignment, don't render immediately
1771                                         $align = "left";
1772                                 } elseif ( ! is_null( $mwCenter->matchVariableStartToEnd($val) ) ) {
1773                                         # remember to set an alignment, don't render immediately
1774                                         $align = "center";
1775                                 } elseif ( ! is_null( $mwNone->matchVariableStartToEnd($val) ) ) {
1776                                         # remember to set an alignment, don't render immediately
1777                                         $align = "none";
1778                                 } elseif ( ! is_null( $match = $mwWidth->matchVariableStartToEnd($val) ) ) {
1779                                         # $match is the image width in pixels
1780                                         if ( preg_match( "/^([0-9]*)x([0-9]*)$/", $match, $m ) ) {
1781                                                 $width = intval( $m[1] );
1782                                                 $height = intval( $m[2] );
1783                                         } else {
1784                                                 $width = intval($match);
1785                                         }
1786                                 } elseif ( ! is_null( $mwFramed->matchVariableStartToEnd($val) ) ) {
1787                                         $framed=true;
1788                                 }
1789                         }
1790                         if ( "center" == $align )
1791                         {
1792                                 $prefix  = '<span style="text-align: center">';
1793                                 $postfix = '</span>';
1794                                 $align   = "none";
1795                         }
1796
1797                         if ( $thumb || $framed ) {
1798
1799                                 # Create a thumbnail. Alignment depends on language
1800                                 # writing direction, # right aligned for left-to-right-
1801                                 # languages ("Western languages"), left-aligned
1802                                 # for right-to-left-languages ("Semitic languages")
1803                                 #
1804                                 # If  thumbnail width has not been provided, it is set
1805                                 # here to 180 pixels
1806                                 if ( $align == "" ) {
1807                                         $align = $wgLang->isRTL() ? "left" : "right";
1808                                 }
1809                                 if ( ! isset($width) ) {
1810                                         $width = 180;
1811                                 }
1812                                 return $prefix.$this->makeThumbLinkObj( $img, $alt, $align, $width, $height, $framed ).$postfix;
1813
1814                         } elseif ( isset($width) ) {
1815
1816                                 # Create a resized image, without the additional thumbnail
1817                                 # features
1818
1819                                 if (    ( ! $height === false )
1820                                      && ( $img->getHeight() * $width / $img->getWidth() > $height ) ) {
1821                                         print "height=$height<br>\nimg->getHeight() = ".$img->getHeight()."<br>\n";
1822                                         print "rescaling by factor ". $height / $img->getHeight() . "<br>\n";
1823                                         $width = $img->getWidth() * $height / $img->getHeight();
1824                                 }
1825                                 $url = $img->createThumb( $width );
1826                         }
1827                 } # endif $wgUseImageResize
1828
1829                 if ( empty( $alt ) ) {
1830                         $alt = preg_replace( '/\.(.+?)^/', '', $img->getName() );
1831                 }
1832                 $alt = htmlspecialchars( $alt );
1833
1834                 $u = $nt->escapeLocalURL();
1835                 if ( $url == "" )
1836                 {
1837                         $s = str_replace( "$1", $img->getName(), wfMsg("missingimage") );
1838                         $s .= "<br>{$alt}<br>{$url}<br>\n";
1839                 } else {
1840                         $s = "<a href=\"{$u}\" class='image' title=\"{$alt}\">" .
1841                                 "<img src=\"{$url}\" alt=\"{$alt}\" /></a>";
1842                 }
1843                 if ( "" != $align ) {
1844                         $s = "<div class=\"float{$align}\"><span>{$s}</span>\n</div>";
1845                 }
1846                 return $prefix.$s.$postfix;
1847         }
1848
1849
1850         function makeThumbLinkObj( $img, $label = "", $align = "right", $boxwidth = 180, $boxheight=false, $framed=false ) {
1851                 global $wgStylePath, $wgLang;
1852                 # $image = Title::makeTitle( Namespace::getImage(), $name );
1853                 $url  = $img->getURL();
1854
1855                 #$label = htmlspecialchars( $label );
1856                 $alt = preg_replace( "/<[^>]*>/", "", $label);
1857                 $alt = htmlspecialchars( $alt );
1858
1859                 if ( $img->exists() )
1860                 {
1861                         $width  = $img->getWidth();
1862                         $height = $img->getHeight();
1863                 } else {
1864                         $width = $height = 200;
1865                 }
1866                 if ( $framed )
1867                 {
1868                         // Use image dimensions, don't scale
1869                         $boxwidth  = $width;
1870                         $oboxwidth = $boxwidth + 2;
1871                         $boxheight = $height;
1872                         $thumbUrl  = $url;
1873                 } else {
1874                         $h  = intval( $height/($width/$boxwidth) );
1875                         $oboxwidth = $boxwidth + 2;
1876                         if ( ( ! $boxheight === false ) &&  ( $h > $boxheight ) )
1877                         {
1878                                 $boxwidth *= $boxheight/$h;
1879                         } else {
1880                                 $boxheight = $h;
1881                         }
1882                         $thumbUrl = $img->createThumb( $boxwidth );
1883                 }
1884
1885                 $u = $img->getEscapeLocalURL();
1886
1887                 $more = htmlspecialchars( wfMsg( "thumbnail-more" ) );
1888                 $magnifyalign = $wgLang->isRTL() ? "left" : "right";
1889                 $textalign = $wgLang->isRTL() ? ' style="text-align:right"' : "";
1890
1891                 $s = "<div class=\"thumb t{$align}\"><div style=\"width:{$oboxwidth}px;\">";
1892                 if ( $thumbUrl == "" ) {
1893                         $s .= str_replace( "$1", $img->getName(), wfMsg("missingimage") );
1894                         $zoomicon = '';
1895                 } else {
1896                         $s .= '<a href="'.$u.'" class="internal" title="'.$alt.'">'.
1897                                 '<img src="'.$thumbUrl.'" alt="'.$alt.'" ' .
1898                                 'width="'.$boxwidth.'" height="'.$boxheight.'" /></a>';
1899                         if ( $framed ) {
1900                                 $zoomicon="";
1901                         } else {
1902                                 $zoomicon =  '<div class="magnify" style="float:'.$magnifyalign.'">'.
1903                                         '<a href="'.$u.'" class="internal" title="'.$more.'">'.
1904                                         '<img src="'.$wgStylePath.'/images/magnify-clip.png" ' .
1905                                         'width="15" height="11" alt="'.$more.'" /></a></div>';
1906                         }
1907                 }
1908                 $s .= '  <div class="thumbcaption" '.$textalign.'>'.$zoomicon.$label."</div></div>\n</div>";
1909                 return $s;
1910         }
1911
1912         function makeMediaLink( $name, $url, $alt = "" ) {
1913                 $nt = Title::makeTitle( Namespace::getMedia(), $name );
1914                 return $this->makeMediaLinkObj( $nt, $alt );
1915         }
1916
1917         function makeMediaLinkObj( $nt, $alt = "" )
1918         {
1919                 $name = $nt->getDBKey();
1920                 $url = Image::wfImageUrl( $name );
1921                 if ( empty( $alt ) ) {
1922                         $alt = preg_replace( '/\.(.+?)^/', '', $name );
1923                 }
1924
1925                 $u = htmlspecialchars( $url );
1926                 $s = "<a href=\"{$u}\" class='internal' title=\"{$alt}\">{$alt}</a>";
1927                 return $s;
1928         }
1929
1930         function specialLink( $name, $key = "" )
1931         {
1932                 global $wgLang;
1933
1934                 if ( "" == $key ) { $key = strtolower( $name ); }
1935                 $pn = $wgLang->ucfirst( $name );
1936                 return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1937                   wfMsg( $key ) );
1938         }
1939
1940         function makeExternalLink( $url, $text, $escape = true ) {
1941                 $style = $this->getExternalLinkAttributes( $url, $text );
1942                 $url = htmlspecialchars( $url );
1943                 if( $escape ) {
1944                         $text = htmlspecialchars( $text );
1945                 }
1946                 return "<a href=\"$url\"$style>$text</a>";
1947         }
1948
1949         # Called by history lists and recent changes
1950         #
1951
1952         # Returns text for the start of the tabular part of RC
1953         function beginRecentChangesList()
1954         {
1955                 $this->rc_cache = array() ;
1956                 $this->rcMoveIndex = 0;
1957                 $this->rcCacheIndex = 0 ;
1958                 $this->lastdate = "";
1959                 $this->rclistOpen = false;
1960                 return "";
1961         }
1962
1963         function beginImageHistoryList()
1964         {
1965                 $s = "\n<h2>" . wfMsg( "imghistory" ) . "</h2>\n" .
1966                   "<p>" . wfMsg( "imghistlegend" ) . "</p>\n<ul class='special'>";
1967                 return $s;
1968         }
1969
1970         # Returns text for the end of RC
1971         # If enhanced RC is in use, returns pretty much all the text
1972         function endRecentChangesList()
1973         {
1974                 $s = $this->recentChangesBlock() ;
1975                 if( $this->rclistOpen ) {
1976                         $s .= "</ul>\n";
1977                 }
1978                 return $s;
1979         }
1980
1981         # Enhanced RC ungrouped line
1982         function recentChangesBlockLine ( $rcObj )
1983         {
1984                 global $wgStylePath, $wgLang ;
1985
1986                 # Get rc_xxxx variables
1987                 extract( $rcObj->mAttribs ) ;
1988                 $curIdEq = "curid=$rc_cur_id";
1989
1990                 # Spacer image
1991                 $r = "" ;
1992
1993                 $r .= "<img src='{$wgStylePath}/images/Arr_.png' width='12' height='12' border='0' />" ;                $r .= "<tt>" ;
1994
1995                 if ( $rc_type == RC_MOVE ) {
1996                         $r .= "&nbsp;&nbsp;";
1997                 } else {
1998                         # M & N (minor & new)
1999                         $M = wfMsg( "minoreditletter" );
2000                         $N = wfMsg( "newpageletter" );
2001
2002                         if ( $rc_type == RC_NEW ) {
2003                                 $r .= $N ;
2004                         } else {
2005                                 $r .= "&nbsp;" ;
2006                         }
2007                         if ( $rc_minor ) {
2008                                 $r .= $M ;
2009                         } else {
2010                                 $r .= "&nbsp;" ;
2011                         }
2012                 }
2013
2014                 # Timestamp
2015                 $r .= " ".$rcObj->timestamp." " ;
2016                 $r .= "</tt>" ;
2017
2018                 # Article link
2019                 $link = $rcObj->link ;
2020                 if ( $rcObj->watched ) $link = "<strong>{$link}</strong>" ;
2021                 $r .= $link ;
2022
2023                 # Cur
2024                 $r .= " (" ;
2025                 $r .= $rcObj->curlink ;
2026                 $r .= "; " ;
2027
2028                 # Hist
2029                 $r .= $this->makeKnownLinkObj( $rcObj->getTitle(), wfMsg( "hist" ), "{$curIdEq}&action=history" );
2030
2031                 # User/talk
2032                 $r .= ") . . ".$rcObj->userlink ;
2033                 $r .= $rcObj->usertalklink ;
2034
2035                 # Comment
2036                 if ( $rc_comment != "" && $rc_type != RC_MOVE ) {
2037                         $rc_comment=$this->formatComment($rc_comment);
2038                         $r .= $wgLang->emphasize( " (".$rc_comment.")" );
2039                 }
2040
2041                 $r .= "<br />\n" ;
2042                 return $r ;
2043         }
2044
2045         # Enhanced RC group
2046         function recentChangesBlockGroup ( $block )
2047         {
2048                 global $wgStylePath, $wgLang ;
2049
2050                 $r = "" ;
2051                 $M = wfMsg( "minoreditletter" );
2052                 $N = wfMsg( "newpageletter" );
2053
2054                 # Collate list of users
2055                 $isnew = false ;
2056                 $userlinks = array () ;
2057                 foreach ( $block AS $rcObj ) {
2058                         $oldid = $rcObj->mAttribs['rc_last_oldid'];
2059                         if ( $rcObj->mAttribs['rc_new'] ) $isnew = true ;
2060                         $u = $rcObj->userlink ;
2061                         if ( !isset ( $userlinks[$u] ) ) $userlinks[$u] = 0 ;
2062                         $userlinks[$u]++ ;
2063                 }
2064
2065                 # Sort the list and convert to text
2066                 krsort ( $userlinks ) ;
2067                 asort ( $userlinks ) ;
2068                 $users = array () ;
2069                 foreach ( $userlinks as $userlink => $count) {
2070                         $text = $userlink ;
2071                         if ( $count > 1 ) $text .= " ({$count}&times;)" ;
2072                         array_push ( $users , $text ) ;
2073                 }
2074                 $users = " <font size='-1'>[".implode("; ",$users)."]</font>" ;
2075
2076                 # Arrow
2077                 $rci = "RCI{$this->rcCacheIndex}" ;
2078                 $rcl = "RCL{$this->rcCacheIndex}" ;
2079                 $rcm = "RCM{$this->rcCacheIndex}" ;
2080                 $toggleLink = "javascript:toggleVisibility(\"{$rci}\",\"{$rcm}\",\"{$rcl}\")" ;
2081                 $arrowdir = $wgLang->isRTL() ? "l" : "r";
2082                 $tl  = "<span id='{$rcm}'><a href='$toggleLink'><img src='{$wgStylePath}/images/Arr_{$arrowdir}.png' width='12' height='12' /></a></span>" ;
2083                 $tl .= "<span id='{$rcl}' style='display:none'><a href='$toggleLink'><img src='{$wgStylePath}/images/Arr_d.png' width='12' height='12' /></a></span>" ;
2084                 $r .= $tl ;
2085
2086                 # Main line
2087                 # M/N
2088                 $r .= "<tt>" ;
2089                 if ( $isnew ) $r .= $N ;
2090                 else $r .= "&nbsp;" ;
2091                 $r .= "&nbsp;" ; # Minor
2092
2093                 # Timestamp
2094                 $r .= " ".$block[0]->timestamp." " ;
2095                 $r .= "</tt>" ;
2096
2097                 # Article link
2098                 $link = $block[0]->link ;
2099                 if ( $block[0]->watched ) $link = "<strong>{$link}</strong>" ;
2100                 $r .= $link ;
2101
2102                 $curIdEq = "curid=" . $block[0]->mAttribs['rc_cur_id'];
2103                 if ( $block[0]->mAttribs['rc_type'] != RC_LOG ) {
2104                         # Changes
2105                         $r .= " (".count($block)." " ;
2106                         if ( $isnew ) $r .= wfMsg("changes");
2107                         else $r .= $this->makeKnownLinkObj( $block[0]->getTitle() , wfMsg("changes") ,
2108                                 "{$curIdEq}&diff=0&oldid=".$oldid ) ;
2109                         $r .= "; " ;
2110
2111                         # History
2112                         $r .= $this->makeKnownLinkObj( $block[0]->getTitle(), wfMsg( "history" ), "{$curIdEq}&action=history" );
2113                         $r .= ")" ;
2114                 }
2115
2116                 $r .= $users ;
2117                 $r .= "<br />\n" ;
2118
2119                 # Sub-entries
2120                 $r .= "<div id='{$rci}' style='display:none'>" ;
2121                 foreach ( $block AS $rcObj ) {
2122                         # Get rc_xxxx variables
2123                         extract( $rcObj->mAttribs );
2124
2125                         $r .= "<img src='{$wgStylePath}/images/Arr_.png' width=12 height=12 />";
2126                         $r .= "<tt>&nbsp; &nbsp; &nbsp; &nbsp;" ;
2127                         if ( $rc_new ) $r .= $N ;
2128                         else $r .= "&nbsp;" ;
2129                         if ( $rc_minor ) $r .= $M ;
2130                         else $r .= "&nbsp;" ;
2131                         $r .= "</tt>" ;
2132
2133                         $o = "" ;
2134                         if ( $rc_last_oldid != 0 ) {
2135                                 $o = "oldid=".$rc_last_oldid ;
2136                         }
2137                         if ( $rc_type == RC_LOG ) {
2138                                 $link = $rcObj->timestamp ;
2139                         } else {
2140                                 $link = $this->makeKnownLinkObj( $rcObj->getTitle(), $rcObj->timestamp , "{$curIdEq}&$o" ) ;
2141                         }
2142                         $link = "<tt>{$link}</tt>" ;
2143
2144                         $r .= $link ;
2145                         $r .= " (" ;
2146                         $r .= $rcObj->curlink ;
2147                         $r .= "; " ;
2148                         $r .= $rcObj->lastlink ;
2149                         $r .= ") . . ".$rcObj->userlink ;
2150                         $r .= $rcObj->usertalklink ;
2151                         if ( $rc_comment != "" ) {
2152                                 $rc_comment=$this->formatComment($rc_comment);
2153                                 $r .= $wgLang->emphasize( " (".$rc_comment.")" ) ;
2154                         }
2155                         $r .= "<br />\n" ;
2156                 }
2157                 $r .= "</div>\n" ;
2158
2159                 $this->rcCacheIndex++ ;
2160                 return $r ;
2161         }
2162
2163         # If enhanced RC is in use, this function takes the previously cached
2164         # RC lines, arranges them, and outputs the HTML
2165         function recentChangesBlock ()
2166         {
2167                 global $wgStylePath ;
2168                 if ( count ( $this->rc_cache ) == 0 ) return "" ;
2169                 $blockOut = "";
2170                 foreach ( $this->rc_cache AS $secureName => $block ) {
2171                         if ( count ( $block ) < 2 ) {
2172                                 $blockOut .= $this->recentChangesBlockLine ( array_shift ( $block ) ) ;
2173                         } else {
2174                                 $blockOut .= $this->recentChangesBlockGroup ( $block ) ;
2175                         }
2176                 }
2177
2178                 return "<div>{$blockOut}</div>" ;
2179         }
2180
2181         # Called in a loop over all displayed RC entries
2182         # Either returns the line, or caches it for later use
2183         function recentChangesLine( &$rc, $watched = false )
2184         {
2185                 global $wgUser ;
2186                 $usenew = $wgUser->getOption( "usenewrc" );
2187                 if ( $usenew )
2188                         $line = $this->recentChangesLineNew ( $rc, $watched ) ;
2189                 else
2190                         $line = $this->recentChangesLineOld ( $rc, $watched ) ;
2191                 return $line ;
2192         }
2193
2194         function recentChangesLineOld( &$rc, $watched = false )
2195         {
2196                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2197
2198                 # Extract DB fields into local scope
2199                 extract( $rc->mAttribs );
2200                 $curIdEq = "curid=" . $rc_cur_id;
2201
2202                 # Make date header if necessary
2203                 $date = $wgLang->date( $rc_timestamp, true);
2204                 $s = "";
2205                 if ( $date != $this->lastdate ) {
2206                         if ( "" != $this->lastdate ) { $s .= "</ul>\n"; }
2207                         $s .= "<h4>{$date}</h4>\n<ul class='special'>";
2208                         $this->lastdate = $date;
2209                         $this->rclistOpen = true;
2210                 }
2211                 $s .= "<li> ";
2212
2213                 if ( $rc_type == RC_MOVE ) {
2214                         # Diff
2215                         $s .= "(" . wfMsg( "diff" ) . ") (";
2216                         # Hist
2217                         $s .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), wfMsg( "hist" ), "action=history" ) .
2218                                 ") . . ";
2219
2220                         # "[[x]] moved to [[y]]"
2221
2222                         $s .= wfMsg( "1movedto2", $this->makeKnownLinkObj( $rc->getTitle(), "", "redirect=no" ),
2223                                 $this->makeKnownLinkObj( $rc->getMovedToTitle(), "" ) );
2224
2225                 } else {
2226                         # Diff link
2227                         if ( $rc_type == RC_NEW || $rc_type == RC_LOG ) {
2228                                 $diffLink = wfMsg( "diff" );
2229                         } else {
2230                                 $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "diff" ),
2231                                   "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}"  ,'' ,'' , ' tabindex="'.$rc->counter.'"');
2232                         }
2233                         $s .= "($diffLink) (";
2234
2235                         # History link
2236                         $s .= $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "hist" ), "{$curIdEq}&action=history" );
2237                         $s .= ") . . ";
2238
2239                         # M and N (minor and new)
2240                         $M = wfMsg( "minoreditletter" );
2241                         $N = wfMsg( "newpageletter" );
2242                         if ( $rc_minor ) { $s .= " <strong>{$M}</strong>"; }
2243                         if ( $rc_type == RC_NEW ) { $s .= "<strong>{$N}</strong>"; }
2244
2245                         # Article link
2246                         $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), "" );
2247
2248                         if ( $watched ) {
2249                                 $articleLink = "<strong>{$articleLink}</strong>";
2250                         }
2251                         $s .= " $articleLink";
2252
2253                 }
2254
2255                 # Timestamp
2256                 $s .= "; " . $wgLang->time( $rc_timestamp, true, $wgRCSeconds ) . " . . ";
2257
2258                 # User link (or contributions for unregistered users)
2259                 if ( 0 == $rc_user ) {
2260                         $userLink = $this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
2261                         $rc_user_text, "target=" . $rc_user_text );
2262                 } else {
2263                         $userLink = $this->makeLink( $wgLang->getNsText( NS_USER ) . ":{$rc_user_text}", $rc_user_text );
2264                 }
2265                 $s .= $userLink;
2266
2267                 # User talk link
2268                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2269                 global $wgDisableAnonTalk;
2270                 if( 0 == $rc_user && $wgDisableAnonTalk ) {
2271                         $userTalkLink = "";
2272                 } else {
2273                         $utns=$wgLang->getNsText(NS_USER_TALK);
2274                         $userTalkLink= $this->makeLink($utns . ":{$rc_user_text}", $talkname );
2275                 }
2276                 # Block link
2277                 $blockLink="";
2278                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2279                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2280                           "Blockip" ), wfMsg( "blocklink" ), "ip={$rc_user_text}" );
2281
2282                 }
2283                 if($blockLink) {
2284                         if($userTalkLink) $userTalkLink .= " | ";
2285                         $userTalkLink .= $blockLink;
2286                 }
2287                 if($userTalkLink) $s.=" ({$userTalkLink})";
2288
2289                 # Add comment
2290                 if ( "" != $rc_comment && "*" != $rc_comment && $rc_type != RC_MOVE ) {
2291                         $rc_comment=$this->formatComment($rc_comment);
2292                         $s .= $wgLang->emphasize(" (" . $rc_comment . ")");
2293                 }
2294                 $s .= "</li>\n";
2295
2296                 return $s;
2297         }
2298
2299 #       function recentChangesLineNew( $ts, $u, $ut, $ns, $ttl, $c, $isminor, $isnew, $watched = false, $oldid = 0 , $diffid = 0 )
2300         function recentChangesLineNew( &$baseRC, $watched = false )
2301         {
2302                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2303
2304                 # Create a specialised object
2305                 $rc = RCCacheEntry::newFromParent( $baseRC ) ;
2306
2307                 # Extract fields from DB into the function scope (rc_xxxx variables)
2308                 extract( $rc->mAttribs );
2309                 $curIdEq = "curid=" . $rc_cur_id;
2310
2311                 # If it's a new day, add the headline and flush the cache
2312                 $date = $wgLang->date( $rc_timestamp, true);
2313                 $ret = "" ;
2314                 if ( $date != $this->lastdate ) {
2315                         # Process current cache
2316                         $ret = $this->recentChangesBlock () ;
2317                         $this->rc_cache = array() ;
2318                         $ret .= "<h4>{$date}</h4>\n";
2319                         $this->lastdate = $date;
2320                 }
2321
2322                 # Make article link
2323                 if ( $rc_type == RC_MOVE ) {
2324                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), "", "redirect=no" );
2325                         $clink .= " " . wfMsg("movedto") . " ";
2326                         $clink .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), "" );
2327                 } else {
2328                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), "" ) ;
2329                 }
2330
2331                 $time = $wgLang->time( $rc_timestamp, true, $wgRCSeconds );
2332                 $rc->watched = $watched ;
2333                 $rc->link = $clink ;
2334                 $rc->timestamp = $time;
2335
2336                 # Make "cur" link
2337                 if ( ( $rc_type == RC_NEW && $rc_this_oldid == 0 ) || $rc_type == RC_LOG || $rc_type == RC_MOVE) {
2338                         $curLink = wfMsg( "cur" );
2339                 } else {
2340                         $curLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "cur" ),
2341                           "{$curIdEq}&diff=0&oldid={$rc_this_oldid}" ,'' ,'' , ' tabindex="'.$baseRC->counter.'"' );
2342                 }
2343
2344                 # Make "last" link
2345                 $titleObj = $rc->getTitle();
2346                 if ( $rc_last_oldid == 0 || $rc_type == RC_LOG || $rc_type == RC_MOVE ) {
2347                         $lastLink = wfMsg( "last" );
2348                 } else {
2349                         $lastLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "last" ),
2350                           "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}" );
2351                 }
2352
2353                 # Make user link (or user contributions for unregistered users)
2354                 if ( 0 == $rc_user ) {
2355                         $userLink = $this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
2356                         $rc_user_text, "target=" . $rc_user_text );
2357                 } else {
2358                         $userLink = $this->makeLink( $wgLang->getNsText(
2359                           Namespace::getUser() ) . ":{$rc_user_text}", $rc_user_text );
2360                 }
2361
2362                 $rc->userlink = $userLink ;
2363                 $rc->lastlink = $lastLink ;
2364                 $rc->curlink = $curLink ;
2365
2366                 # Make user talk link
2367                 $utns=$wgLang->getNsText(NS_USER_TALK);
2368                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2369                 $userTalkLink= $this->makeLink($utns . ":{$rc_user_text}", $talkname );
2370
2371                 global $wgDisableAnonTalk;
2372                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2373                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2374                           "Blockip" ), wfMsg( "blocklink" ), "ip={$rc_user_text}" );
2375                         if( $wgDisableAnonTalk )
2376                                 $rc->usertalklink = " ({$blockLink})";
2377                         else
2378                                 $rc->usertalklink = " ({$userTalkLink} | {$blockLink})";
2379                 } else {
2380                         if( $wgDisableAnonTalk && ($rc_user == 0) )
2381                                 $rc->usertalklink = "";
2382                         else
2383                                 $rc->usertalklink = " ({$userTalkLink})";
2384                 }
2385
2386                 # Put accumulated information into the cache, for later display
2387                 # Page moves go on their own line
2388                 $title = $rc->getTitle();
2389                 $secureName = $title->getPrefixedDBkey();
2390                 if ( $rc_type == RC_MOVE ) {
2391                         # Use an @ character to prevent collision with page names
2392                         $this->rc_cache["@@" . ($this->rcMoveIndex++)] = array($rc);
2393                 } else {
2394                         if ( !isset ( $this->rc_cache[$secureName] ) ) $this->rc_cache[$secureName] = array() ;
2395                         array_push ( $this->rc_cache[$secureName] , $rc ) ;
2396                 }
2397                 return $ret;
2398         }
2399
2400         function endImageHistoryList()
2401         {
2402                 $s = "</ul>\n";
2403                 return $s;
2404         }
2405
2406         /* This function is called by all recent changes variants, by the page history,
2407            and by the user contributions list. It is responsible for formatting edit
2408            comments. It escapes any HTML in the comment, but adds some CSS to format
2409            auto-generated comments (from section editing) and formats [[wikilinks]].
2410            Main author: Erik Möller (moeller@scireview.de)
2411         */
2412         function formatComment($comment)
2413         {
2414                 global $wgLang;
2415                 $comment=wfEscapeHTML($comment);
2416
2417                 # The pattern for autogen comments is / * foo * /, which makes for
2418                 # some nasty regex.
2419                 # We look for all comments, match any text before and after the comment,
2420                 # add a separator where needed and format the comment itself with CSS
2421                 while (preg_match("/(.*)\/\*\s*(.*?)\s*\*\/(.*)/", $comment,$match)) {
2422                         $pre=$match[1];
2423                         $auto=$match[2];
2424                         $post=$match[3];
2425                         $sep="-";
2426                         if($pre) { $auto="$sep ".$auto; }
2427                         if($post) { $auto.=" $sep"; }
2428                         $auto="<span class=\"autocomment\">".$auto."</span>";
2429                         $comment=$pre.$auto.$post;
2430                 }
2431
2432                 # format regular and media links - all other wiki formatting
2433                 # is ignored
2434                 while(preg_match("/\[\[(.*?)(\|(.*?))*\]\]/",$comment,$match)) {
2435
2436                         $medians = $wgLang->getNsText(Namespace::getMedia());
2437                         $func="makeLink";
2438                         if(preg_match("/^".$medians."/i",$match[1])) {
2439                                 $func="makeMediaLink";
2440                         }
2441                         if(isset($match[3]) ) {
2442                                 $comment=
2443                                 preg_replace("/\[\[(.*?)\]\]/",
2444                                 $this->$func($match[1],$match[3]),$comment,1);
2445                         } else {
2446                                 $comment=
2447                                 preg_replace("/\[\[(.*?)\]\]/",
2448                                 $this->$func($match[1],$match[1]),$comment,1);
2449                         }
2450                 }
2451
2452                 return $comment;
2453
2454         }
2455
2456         function imageHistoryLine( $iscur, $timestamp, $img, $user, $usertext, $size, $description )
2457         {
2458                 global $wgUser, $wgLang, $wgTitle;
2459
2460                 $datetime = $wgLang->timeanddate( $timestamp, true );
2461                 $del = wfMsg( "deleteimg" );
2462                 $cur = wfMsg( "cur" );
2463
2464                 if ( $iscur ) {
2465                         $url = Image::wfImageUrl( $img );
2466                         $rlink = $cur;
2467                         if ( $wgUser->isSysop() ) {
2468                                 $link = $wgTitle->escapeLocalURL( "image=" . $wgTitle->getPartialURL() .
2469                                   "&action=delete" );
2470                                 $style = $this->getInternalLinkAttributes( $link, $del );
2471
2472                                 $dlink = "<a href=\"{$link}\"{$style}>{$del}</a>";
2473                         } else {
2474                                 $dlink = $del;
2475                         }
2476                 } else {
2477                         $url = wfEscapeHTML( wfImageArchiveUrl( $img ) );
2478                         if( $wgUser->getID() != 0 ) {
2479                                 $rlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2480                                            wfMsg( "revertimg" ), "action=revert&oldimage=" .
2481                                            urlencode( $img ) );
2482                                 $dlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2483                                            $del, "action=delete&oldimage=" . urlencode( $img ) );
2484                         } else {
2485                                 # Having live active links for non-logged in users
2486                                 # means that bots and spiders crawling our site can
2487                                 # inadvertently change content. Baaaad idea.
2488                                 $rlink = wfMsg( "revertimg" );
2489                                 $dlink = $del;
2490                         }
2491                 }
2492                 if ( 0 == $user ) {
2493                         $userlink = $usertext;
2494                 } else {
2495                         $userlink = $this->makeLink( $wgLang->getNsText( Namespace::getUser() ) .
2496                                        ":{$usertext}", $usertext );
2497                 }
2498                 $nbytes = wfMsg( "nbytes", $size );
2499                 $style = $this->getInternalLinkAttributes( $url, $datetime );
2500
2501                 $s = "<li> ({$dlink}) ({$rlink}) <a href=\"{$url}\"{$style}>{$datetime}</a>"
2502                   . " . . {$userlink} ({$nbytes})";
2503
2504                 if ( "" != $description && "*" != $description ) {
2505                         $sk=$wgUser->getSkin();
2506                         $s .= $wgLang->emphasize(" (" . $sk->formatComment($description) . ")");
2507                 }
2508                 $s .= "</li>\n";
2509                 return $s;
2510         }
2511
2512         function tocIndent($level) {
2513                 return str_repeat( "<div class='tocindent'>\n", $level>0 ? $level : 0 );
2514         }
2515
2516         function tocUnindent($level) {
2517                 return str_repeat( "</div>\n", $level>0 ? $level : 0 );
2518         }
2519
2520         # parameter level defines if we are on an indentation level
2521         function tocLine( $anchor, $tocline, $level ) {
2522                 $link = "<a href=\"#$anchor\">$tocline</a><br />";
2523                 if($level) {
2524                         return "$link\n";
2525                 } else {
2526                         return "<div class='tocline'>$link</div>\n";
2527                 }
2528
2529         }
2530
2531         function tocTable($toc) {
2532                 # note to CSS fanatics: putting this in a div does not work -- div won't auto-expand
2533                 # try min-width & co when somebody gets a chance
2534                 $hideline = " <script type='text/javascript'>showTocToggle(\"" . addslashes( wfMsg("showtoc") ) . "\",\"" . addslashes( wfMsg("hidetoc") ) . "\")</script>";
2535                 return
2536                 "<table border=\"0\" id=\"toc\"><tr><td align=\"center\">\n".
2537                 "<b>".wfMsg("toc")."</b>" .
2538                 $hideline .
2539                 "</td></tr><tr id='tocinside'><td>\n".
2540                 $toc."</td></tr></table>\n";
2541         }
2542
2543         # These two do not check for permissions: check $wgTitle->userCanEdit before calling them
2544         function editSectionScript( $section, $head ) {
2545                 global $wgTitle, $wgRequest;
2546                 if( $wgRequest->getInt( "oldid" ) && ( $wgRequest->getVal( "diff" ) != "0" ) ) {
2547                         return $head;
2548                 }
2549                 $url = $wgTitle->escapeLocalURL( "action=edit&section=$section" );
2550                 return "<span oncontextmenu='document.location=\"$url\";return false;'>{$head}</span>";
2551         }
2552
2553         function editSectionLink( $section ) {
2554                 global $wgRequest;
2555                 global $wgTitle, $wgUser, $wgLang;
2556
2557                 if( $wgRequest->getInt( "oldid" ) && ( $wgRequest->getVal( "diff" ) != "0" ) ) {
2558                         # Section edit links would be out of sync on an old page.
2559                         # But, if we're diffing to the current page, they'll be
2560                         # correct.
2561                         return "";
2562                 }
2563
2564                 $editurl = "&section={$section}";
2565                 $url = $this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg("editsection"),"action=edit".$editurl);
2566
2567                 if( $wgLang->isRTL() ) {
2568                         $farside = "left";
2569                         $nearside = "right";
2570                 } else {
2571                         $farside = "right";
2572                         $nearside = "left";
2573                 }
2574                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2575
2576         }
2577
2578         // This function is called by EditPage.php and shows a bulletin board style
2579         // toolbar for common editing functions. It can be disabled in the user preferences.
2580         // The necsesary JavaScript code can be found in style/wikibits.js.
2581         function getEditToolbar() {
2582                 global $wgStylePath, $wgLang, $wgMimeType;
2583
2584                 // toolarray an array of arrays which each include the filename of
2585                 // the button image (without path), the opening tag, the closing tag,
2586                 // and optionally a sample text that is inserted between the two when no
2587                 // selection is highlighted.
2588                 // The tip text is shown when the user moves the mouse over the button.
2589
2590                 // Already here are accesskeys (key), which are not used yet until someone
2591                 // can figure out a way to make them work in IE. However, we should make
2592                 // sure these keys are not defined on the edit page.
2593                 $toolarray=array(
2594                         array(  "image"=>"button_bold.png",
2595                                 "open"=>"\'\'\'",
2596                                 "close"=>"\'\'\'",
2597                                 "sample"=>wfMsg("bold_sample"),
2598                                 "tip"=>wfMsg("bold_tip"),
2599                                 "key"=>"B"
2600                                 ),
2601                         array(  "image"=>"button_italic.png",
2602                                 "open"=>"\'\'",
2603                                 "close"=>"\'\'",
2604                                 "sample"=>wfMsg("italic_sample"),
2605                                 "tip"=>wfMsg("italic_tip"),
2606                                 "key"=>"I"
2607                                 ),
2608                         array(  "image"=>"button_link.png",
2609                                 "open"=>"[[",
2610                                 "close"=>"]]",
2611                                 "sample"=>wfMsg("link_sample"),
2612                                 "tip"=>wfMsg("link_tip"),
2613                                 "key"=>"L"
2614                                 ),
2615                         array(  "image"=>"button_extlink.png",
2616                                 "open"=>"[",
2617                                 "close"=>"]",
2618                                 "sample"=>wfMsg("extlink_sample"),
2619                                 "tip"=>wfMsg("extlink_tip"),
2620                                 "key"=>"X"
2621                                 ),
2622                         array(  "image"=>"button_headline.png",
2623                                 "open"=>"\\n== ",
2624                                 "close"=>" ==\\n",
2625                                 "sample"=>wfMsg("headline_sample"),
2626                                 "tip"=>wfMsg("headline_tip"),
2627                                 "key"=>"H"
2628                                 ),
2629                         array(  "image"=>"button_image.png",
2630                                 "open"=>"[[".$wgLang->getNsText(NS_IMAGE).":",
2631                                 "close"=>"]]",
2632                                 "sample"=>wfMsg("image_sample"),
2633                                 "tip"=>wfMsg("image_tip"),
2634                                 "key"=>"D"
2635                                 ),
2636                         array(  "image"=>"button_media.png",
2637                                 "open"=>"[[".$wgLang->getNsText(NS_MEDIA).":",
2638                                 "close"=>"]]",
2639                                 "sample"=>wfMsg("media_sample"),
2640                                 "tip"=>wfMsg("media_tip"),
2641                                 "key"=>"M"
2642                                 ),
2643                         array(  "image"=>"button_math.png",
2644                                 "open"=>"\\<math\\>",
2645                                 "close"=>"\\</math\\>",
2646                                 "sample"=>wfMsg("math_sample"),
2647                                 "tip"=>wfMsg("math_tip"),
2648                                 "key"=>"C"
2649                                 ),
2650                         array(  "image"=>"button_nowiki.png",
2651                                 "open"=>"\\<nowiki\\>",
2652                                 "close"=>"\\</nowiki\\>",
2653                                 "sample"=>wfMsg("nowiki_sample"),
2654                                 "tip"=>wfMsg("nowiki_tip"),
2655                                 "key"=>"N"
2656                                 ),
2657                         array(  "image"=>"button_sig.png",
2658                                 "open"=>"--~~~~",
2659                                 "close"=>"",
2660                                 "sample"=>"",
2661                                 "tip"=>wfMsg("sig_tip"),
2662                                 "key"=>"Y"
2663                                 ),
2664                         array(  "image"=>"button_hr.png",
2665                                 "open"=>"\\n----\\n",
2666                                 "close"=>"",
2667                                 "sample"=>"",
2668                                 "tip"=>wfMsg("hr_tip"),
2669                                 "key"=>"R"
2670                                 )
2671                 );
2672                 $toolbar ="<script type='text/javascript'>\n/*<![CDATA[*/\n";
2673
2674                 $toolbar.="document.writeln(\"<div id='toolbar'>\");\n";
2675                 foreach($toolarray as $tool) {
2676
2677                         $image=$wgStylePath."/images/".$tool["image"];
2678                         $open=$tool["open"];
2679                         $close=$tool["close"];
2680                         $sample = addslashes( $tool["sample"] );
2681
2682                         // Note that we use the tip both for the ALT tag and the TITLE tag of the image.
2683                         // Older browsers show a "speedtip" type message only for ALT.
2684                         // Ideally these should be different, realistically they
2685                         // probably don't need to be.
2686                         $tip = addslashes( $tool["tip"] );
2687
2688                         #$key = $tool["key"];
2689
2690                         $toolbar.="addButton('$image','$tip','$open','$close','$sample');\n";
2691                 }
2692
2693                 $toolbar.="addInfobox('" . addslashes( wfMsg( "infobox" ) ) . "','" . addslashes(wfMsg("infobox_alert")) . "');\n";
2694                 $toolbar.="document.writeln(\"</div>\");\n";
2695
2696                 $toolbar.="/*]]>*/\n</script>";
2697                 return $toolbar;
2698         }
2699
2700         // Return a new cardset.
2701         // By overloading this function, Skins can alter the appearance of e.g. the preferences
2702         function newCardSet( $title = "")
2703         {
2704                 return new CardSet( $title );
2705         }
2706 }
2707
2708 require_once( "SkinStandard.php" );
2709 require_once( "SkinNostalgia.php" );
2710 require_once( "SkinCologneBlue.php" );
2711
2712 if( $wgUsePHPTal ) {
2713         require_once( "SkinPHPTal.php" );
2714 }
2715
2716
2717 ?>