includes/Skin.php

   1 <?php
   2
   3 require_once( "Feed.php" );
   4 require_once( "Image.php" );
   5
   6 # See skin.doc
   7
   8 # These are the INTERNAL names, which get mapped
   9 # directly to class names.  For display purposes, the
  10 # Language class has internationalized names
  11 #
  12 /* private */ $wgValidSkinNames = array(
  13         'standard' => "Standard",
  14         'nostalgia' => "Nostalgia",
  15         'cologneblue' => "CologneBlue"
  16 );
  17 if( $wgUsePHPTal ) {
  18     #$wgValidSkinNames[] = "PHPTal";
  19     #$wgValidSkinNames['davinci'] = "DaVinci";
  20     #$wgValidSkinNames['mono'] = "Mono";
  21     $wgValidSkinNames['monobook'] = "MonoBook";
  22     $wgValidSkinNames['myskin'] = "MySkin";
  23     #$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, $wgLang;
 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/$sheet\");\n";
 167                 if($wgLang->isRTL()) $s .= "@import url(\"$wgStylePath/common_rtl.css\");\n";
 168                 $s .= $this->doGetUserStyles();
 169                 $s .= "/* */\n";
 170                 $s .= "</style>\n";
 171                 return $s;
 172         }
 173
 174         function doGetUserStyles()
 175         {
 176                 global $wgUser;
 177
 178                 $s = "";
 179                 if ( 1 == $wgUser->getOption( "underline" ) ) {
 180                         # Don't override browser settings
 181                 } else {
 182                         # CHECK MERGE @@@
 183                         # Force no underline
 184                         $s .= "a { " .
 185                           "text-decoration: none; }\n";
 186                 }
 187                 if ( 1 == $wgUser->getOption( "highlightbroken" ) ) {
 188                         $s .= "a.new, #quickbar a.new { color: #CC2200; }\n";
 189                 }
 190                 if ( 1 == $wgUser->getOption( "justify" ) ) {
 191                         $s .= "#article { text-align: justify; }\n";
 192                 }
 193                 return $s;
 194         }
 195
 196         function getBodyOptions()
 197         {
 198                 global $wgUser, $wgTitle, $wgNamespaceBackgrounds, $wgOut, $wgRequest;
 199
 200                 extract( $wgRequest->getValues( 'oldid', 'redirect', 'diff' ) );
 201
 202                 if ( 0 != $wgTitle->getNamespace() ) {
 203                         $a = array( "bgcolor" => "#ffffec" );
 204                 }
 205                 else $a = array( "bgcolor" => "#FFFFFF" );
 206                 if($wgOut->isArticle() && $wgUser->getOption("editondblclick") &&
 207                   (!$wgTitle->isProtected() || $wgUser->isSysop()) ) {
 208                         $t = wfMsg( "editthispage" );
 209                         $oid = $red = "";
 210                         if ( !empty($redirect) ) {
 211                                 $red = "&redirect={$redirect}";
 212                         }
 213                         if ( !empty($oldid) && ! isset( $diff ) ) {
 214                                 $oid = "&oldid={$oldid}";
 215                         }
 216                         $s = $wgTitle->getFullURL( "action=edit{$oid}{$red}" );
 217                         $s = "document.location = \"" .$s ."\";";
 218                         $a += array ("ondblclick" => $s);
 219
 220                 }
 221                 $a['onload'] = $wgOut->getOnloadHandler();
 222                 return $a;
 223         }
 224
 225         function getExternalLinkAttributes( $link, $text, $class='' )
 226         {
 227                 global $wgUser, $wgOut, $wgLang;
 228
 229                 $link = urldecode( $link );
 230                 $link = $wgLang->checkTitleEncoding( $link );
 231                 $link = str_replace( "_", " ", $link );
 232                 $link = wfEscapeHTML( $link );
 233
 234                 $r = ($class != '') ? " class='$class'" : " class='external'";
 235
 236                 if ( 1 == $wgUser->getOption( "hover" ) ) {
 237                         $r .= " title=\"{$link}\"";
 238                 }
 239                 return $r;
 240         }
 241
 242         function getInternalLinkAttributes( $link, $text, $broken = false )
 243         {
 244                 global $wgUser, $wgOut;
 245
 246                 $link = urldecode( $link );
 247                 $link = str_replace( "_", " ", $link );
 248                 $link = wfEscapeHTML( $link );
 249
 250                 if ( $broken == "stub" ) {
 251                         $r = " class='stub'";
 252                 } else if ( $broken == "yes" ) {
 253                         $r = " class='new'";
 254                 } else {
 255                         $r = "";
 256                 }
 257
 258                 if ( 1 == $wgUser->getOption( "hover" ) ) {
 259                         $r .= " title=\"{$link}\"";
 260                 }
 261                 return $r;
 262         }
 263
 264         function getInternalLinkAttributesObj( &$nt, $text, $broken = false )
 265         {
 266                 global $wgUser, $wgOut;
 267
 268                 if ( $broken == "stub" ) {
 269                         $r = " class='stub'";
 270                 } else if ( $broken == "yes" ) {
 271                         $r = " class='new'";
 272                 } else {
 273                         $r = "";
 274                 }
 275
 276                 if ( 1 == $wgUser->getOption( "hover" ) ) {
 277                         $r .= ' title ="' . $nt->getEscapedText() . '"';
 278                 }
 279                 return $r;
 280         }
 281
 282         function getLogo()
 283         {
 284                 global $wgLogo;
 285                 return $wgLogo;
 286         }
 287
 288         # This will be called immediately after the <body> tag.  Split into
 289         # two functions to make it easier to subclass.
 290         #
 291         function beforeContent()
 292         {
 293                 global $wgUser, $wgOut, $wgSiteNotice;
 294
 295                 if( $wgSiteNotice ) {
 296                         $note = "\n<div id='siteNotice'>$wgSiteNotice</div>\n";
 297                 } else {
 298                         $note = "";
 299                 }
 300                 return $this->doBeforeContent() . $note;
 301         }
 302
 303         function doBeforeContent()
 304         {
 305                 global $wgUser, $wgOut, $wgTitle, $wgLang;
 306                 $fname = "Skin::doBeforeContent";
 307                 wfProfileIn( $fname );
 308
 309                 $s = "";
 310                 $qb = $this->qbSetting();
 311
 312                 if( $langlinks = $this->otherLanguages() ) {
 313                         $rows = 2;
 314                         $borderhack = "";
 315                 } else {
 316                         $rows = 1;
 317                         $langlinks = false;
 318                         $borderhack = "class='top'";
 319                 }
 320
 321                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 322                   "<table border='0' cellspacing='0' width='98%'>\n<tr>\n";
 323
 324                 $shove = ($qb != 0);
 325                 $left = ($qb == 1 || $qb == 3);
 326                 if($wgLang->isRTL()) $left = !$left;
 327
 328                 if ( !$shove ) {
 329                         $s .= "<td class='top' align='left' valign='top' rowspan='{$rows}'>\n" .
 330                           $this->logoText() . "</td>";
 331                 } elseif( $left ) {
 332                         $s .= $this->getQuickbarCompensator( $rows );
 333                 }
 334                 $l = $wgLang->isRTL() ? "right" : "left";
 335                 $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 336
 337                 $s .= $this->topLinks() ;
 338                 $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 339
 340                 $r = $wgLang->isRTL() ? "left" : "right";
 341                 $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
 342                 $s .= $this->nameAndLogin();
 343                 $s .= "\n<br />" . $this->searchForm() . "</td>";
 344
 345                 if ( $langlinks ) {
 346                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 347                 }
 348
 349                 if ( $shove && !$left ) { # Right
 350                         $s .= $this->getQuickbarCompensator( $rows );
 351                 }
 352                 $s .= "</tr>\n</table>\n</div>\n";
 353                 $s .= "\n<div id='article'>\n";
 354
 355                 $s .= $this->pageTitle();
 356                 $s .= $this->pageSubtitle() ;
 357                 $s .= $this->getCategories();
 358                 wfProfileOut( $fname );
 359                 return $s;
 360         }
 361
 362         function getCategoryLinks () {
 363                 global $wgOut, $wgTitle, $wgUser, $wgParser;
 364                 global $wgUseCategoryMagic, $wgUseCategoryBrowser, $wgLang;
 365                 if( !$wgUseCategoryMagic ) return "" ;
 366                 if( count( $wgOut->mCategoryLinks ) == 0 ) return "";
 367                 if( !$wgOut->isArticle() ) return "";
 368
 369                 $t = implode ( " | " , $wgOut->mCategoryLinks ) ;
 370                 $s = $this->makeKnownLink( "Special:Categories",
 371                         wfMsg( "categories" ), "article=" . urlencode( $wgTitle->getPrefixedDBkey() ) )
 372                         . ": " . $t;
 373
 374                 if($wgUseCategoryBrowser) {
 375                         $s .= "<br/><hr/>";
 376                         $catstack = array();
 377                         $s.= $wgTitle->getAllParentCategories(&$catstack);
 378                 }
 379
 380                 return $s;
 381         }
 382
 383         function getCategories() {
 384                 $catlinks=$this->getCategoryLinks();
 385                 if(!empty($catlinks)) {
 386                         return "<p class='catlinks'>{$catlinks}</p>";
 387                 }
 388         }
 389
 390         function getQuickbarCompensator( $rows = 1 )
 391         {
 392                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 393         }
 394
 395         # This gets called immediately before the </body> tag.
 396         #
 397         function afterContent()
 398         {
 399                 global $wgUser, $wgOut, $wgServer;
 400                 global $wgTitle, $wgLang;
 401
 402                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 403                 return $printfooter . $this->doAfterContent();
 404         }
 405
 406         function printFooter() {
 407                 global $wgTitle;
 408                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 409                 return "<p>" . wfMsg( "retrievedfrom", "<a href=\"$url\">$url</a>" ) .
 410                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 411         }
 412
 413         function doAfterContent()
 414         {
 415                 global $wgUser, $wgOut, $wgLang;
 416                 $fname =  "Skin::doAfterContent";
 417                 wfProfileIn( $fname );
 418                 wfProfileIn( "$fname-1" );
 419
 420                 $s = "\n</div><br style=\"clear:both\" />\n";
 421                 $s .= "\n<div id='footer'>";
 422                 $s .= "<table border='0' cellspacing='0'><tr>";
 423
 424                 wfProfileOut( "$fname-1" );
 425                 wfProfileIn( "$fname-2" );
 426
 427                 $qb = $this->qbSetting();
 428                 $shove = ($qb != 0);
 429                 $left = ($qb == 1 || $qb == 3);
 430                 if($wgLang->isRTL()) $left = !$left;
 431
 432                 if ( $shove && $left ) { # Left
 433                         $s .= $this->getQuickbarCompensator();
 434                 }
 435                 wfProfileOut( "$fname-2" );
 436                 wfProfileIn( "$fname-3" );
 437                 $l = $wgLang->isRTL() ? "right" : "left";
 438                 $s .= "<td class='bottom' align='$l' valign='top'>";
 439
 440                 $s .= $this->bottomLinks();
 441                 $s .= "\n<br />" . $this->mainPageLink()
 442                   . " | " . $this->aboutLink()
 443                   . " | " . $this->specialLink( "recentchanges" )
 444                   . " | " . $this->searchForm()
 445                   . "<br /><span id='pagestats'>" . $this->pageStats() . "</span>";
 446
 447                 $s .= "</td>";
 448                 if ( $shove && !$left ) { # Right
 449                         $s .= $this->getQuickbarCompensator();
 450                 }
 451                 $s .= "</tr></table>\n</div>\n</div>\n";
 452
 453                 wfProfileOut( "$fname-3" );
 454                 wfProfileIn( "$fname-4" );
 455                 if ( 0 != $qb ) { $s .= $this->quickBar(); }
 456                 wfProfileOut( "$fname-4" );
 457                 wfProfileOut( $fname );
 458                 return $s;
 459         }
 460
 461         function pageTitleLinks()
 462         {
 463                 global $wgOut, $wgTitle, $wgUser, $wgLang, $wgUseApproval, $wgRequest;
 464
 465                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 466                 $action = $wgRequest->getText( 'action' );
 467
 468                 $s = $this->printableLink();
 469                 if ( wfMsg ( "disclaimers" ) != "-" ) $s .= " | " . $this->makeKnownLink( wfMsg( "disclaimerpage" ), wfMsg( "disclaimers" ) ) ;
 470
 471                 if ( $wgOut->isArticleRelated() ) {
 472                         if ( $wgTitle->getNamespace() == Namespace::getImage() ) {
 473                                 $name = $wgTitle->getDBkey();
 474                                 $link = wfEscapeHTML( Image::wfImageUrl( $name ) );
 475                                 $style = $this->getInternalLinkAttributes( $link, $name );
 476                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 477                         }
 478                         # This will show the "Approve" link if $wgUseApproval=true;
 479                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 480                         {
 481                                 $t = $wgTitle->getDBkey();
 482                                 $name = "Approve this article" ;
 483                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 484                                 #wfEscapeHTML( wfImageUrl( $name ) );
 485                                 $style = $this->getExternalLinkAttributes( $link, $name );
 486                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 487                         }
 488                 }
 489                 if ( "history" == $action || isset( $diff ) || isset( $oldid ) ) {
 490                         $s .= " | " . $this->makeKnownLink( $wgTitle->getPrefixedText(),
 491                                         wfMsg( "currentrev" ) );
 492                 }
 493
 494                 if ( $wgUser->getNewtalk() ) {
 495                 # do not show "You have new messages" text when we are viewing our
 496                 # own talk page
 497
 498                         if(!(strcmp($wgTitle->getText(),$wgUser->getName()) == 0 &&
 499                                                 $wgTitle->getNamespace()==Namespace::getTalk(Namespace::getUser()))) {
 500                                 $n =$wgUser->getName();
 501                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 502                                                         Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 503                                                 wfMsg("newmessageslink") );
 504                                 $s.=" | <strong>". wfMsg( "newmessages", $tl ) . "</strong>";
 505                         }
 506                 }
 507
 508                 $undelete = $this->getUndeleteLink();
 509                 if( !empty( $undelete ) ) {
 510                         $s .= " | $undelete";
 511                 }
 512                 return $s;
 513         }
 514
 515         function getUndeleteLink() {
 516                 global $wgUser, $wgTitle, $wgLang, $action;
 517                 if( $wgUser->isSysop() &&
 518                         (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 519                         ($n = $wgTitle->isDeleted() ) ) {
 520                         return wfMsg( "thisisdeleted",
 521                                 $this->makeKnownLink(
 522                                         $wgLang->SpecialPage( "Undelete/" . $wgTitle->getPrefixedDBkey() ),
 523                                         wfMsg( "restorelink", $n ) ) );
 524                 }
 525                 return "";
 526         }
 527
 528         function printableLink()
 529         {
 530                 global $wgOut, $wgFeedClasses, $wgRequest;
 531
 532                 $baseurl = $_SERVER['REQUEST_URI'];
 533                 if( strpos( "?", $baseurl ) == false ) {
 534                         $baseurl .= "?";
 535                 } else {
 536                         $baseurl .= "&";
 537                 }
 538                 $baseurl = htmlspecialchars( $baseurl );
 539                 $printurl = $wgRequest->escapeAppendQuery( "printable=yes" );
 540
 541                 $s = "<a href=\"$printurl\">" . wfMsg( "printableversion" ) . "</a>";
 542                 if( $wgOut->isSyndicated() ) {
 543                         foreach( $wgFeedClasses as $format => $class ) {
 544                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 545                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 546                         }
 547                 }
 548                 return $s;
 549         }
 550
 551         function pageTitle()
 552         {
 553                 global $wgOut, $wgTitle, $wgUser;
 554
 555                 $s = "<h1 class='pagetitle'>" . htmlspecialchars( $wgOut->getPageTitle() ) . "</h1>";
 556                 if($wgUser->getOption("editsectiononrightclick") && $wgTitle->userCanEdit()) { $s=$this->editSectionScript(0,$s);}
 557                 return $s;
 558         }
 559
 560         function pageSubtitle()
 561         {
 562                 global $wgOut;
 563
 564                 $sub = $wgOut->getSubtitle();
 565                 if ( "" == $sub ) {
 566                         global $wgExtraSubtitle;
 567                         $sub = wfMsg( "fromwikipedia" ) . $wgExtraSubtitle;
 568                 }
 569                 $subpages = $this->subPageSubtitle();
 570                 $sub .= !empty($subpages)?"</p><p class='subpages'>$subpages":'';
 571                 $s = "<p class='subtitle'>{$sub}</p>\n";
 572                 return $s;
 573         }
 574
 575         function subPageSubtitle()
 576         {
 577                 global $wgOut,$wgTitle,$wgNamespacesWithSubpages;
 578                 $subpages = '';
 579                 if($wgOut->isArticle() && !empty($wgNamespacesWithSubpages[$wgTitle->getNamespace()])) {
 580                         $ptext=$wgTitle->getPrefixedText();
 581                         if(preg_match("/\//",$ptext)) {
 582                                 $links=explode("/",$ptext);
 583                                 $c=0;
 584                                 $growinglink="";
 585                                 foreach($links as $link) {
 586                                         $c++;
 587                                         if ($c<count($links)) {
 588                                                 $growinglink .= $link;
 589                                                 $getlink = $this->makeLink( $growinglink, $link );
 590                                                 if(preg_match("/class='new'/i",$getlink)) { break; } # this is a hack, but it saves time
 591                                                 if ($c>1) {
 592                                                         $subpages .= " | ";
 593                                                 } else  {
 594                                                         $subpages .="&lt; ";
 595                                                 }
 596                                                 $subpages .= $getlink;
 597                                                 $growinglink.="/";
 598                                         }
 599                                 }
 600                         }
 601                 }
 602                 return $subpages;
 603         }
 604
 605         function nameAndLogin()
 606         {
 607                 global $wgUser, $wgTitle, $wgLang, $wgShowIPinHeader, $wgIP;
 608
 609                 $li = $wgLang->specialPage( "Userlogin" );
 610                 $lo = $wgLang->specialPage( "Userlogout" );
 611
 612                 $s = "";
 613                 if ( 0 == $wgUser->getID() ) {
 614                         if( $wgShowIPinHeader && isset(  $_COOKIE[ini_get("session.name")] ) ) {
 615                                 $n = $wgIP;
 616
 617                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 618                                   Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 619                                   $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 620
 621                                 $s .= $n .  " (".$tl.")";
 622                         } else {
 623                                 $s .= wfMsg("notloggedin");
 624                         }
 625
 626                         $rt = $wgTitle->getPrefixedURL();
 627                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 628                                 $q = "";
 629                         } else { $q = "returnto={$rt}"; }
 630
 631                         $s .= "\n<br />" . $this->makeKnownLink( $li,
 632                           wfMsg( "login" ), $q );
 633                 } else {
 634                         $n = $wgUser->getName();
 635                         $rt = $wgTitle->getPrefixedURL();
 636                         $tl = $this->makeKnownLink( $wgLang->getNsText(
 637                           Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 638                           $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 639
 640                         $tl = " ({$tl})";
 641
 642                         $s .= $this->makeKnownLink( $wgLang->getNsText(
 643                           Namespace::getUser() ) . ":{$n}", $n ) . "{$tl}<br />" .
 644                           $this->makeKnownLink( $lo, wfMsg( "logout" ),
 645                           "returnto={$rt}" ) . " | " .
 646                           $this->specialLink( "preferences" );
 647                 }
 648                 $s .= " | " . $this->makeKnownLink( wfMsg( "helppage" ),
 649                   wfMsg( "help" ) );
 650
 651                 return $s;
 652         }
 653
 654         function getSearchLink() {
 655                 $searchPage =& Title::makeTitle( NS_SPECIAL, "Search" );
 656                 return $searchPage->getLocalURL();
 657         }
 658
 659         function escapeSearchLink() {
 660                 return htmlspecialchars( $this->getSearchLink() );
 661         }
 662
 663         function searchForm()
 664         {
 665                 global $wgRequest;
 666                 $search = $wgRequest->getText( 'search' );
 667
 668                 $s = "<form name='search' class='inline' method='post' action=\""
 669                   . $this->escapeSearchLink() . "\">\n"
 670                   . "<input type='text' name=\"search\" size='19' value=\""
 671                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 672                   . "<input type='submit' name=\"go\" value=\"" . wfMsg ("go") . "\" />&nbsp;"
 673                   . "<input type='submit' name=\"fulltext\" value=\"" . wfMsg ("search") . "\" />\n</form>";
 674
 675                 return $s;
 676         }
 677
 678         function topLinks()
 679         {
 680                 global $wgOut;
 681                 $sep = " |\n";
 682
 683                 $s = $this->mainPageLink() . $sep
 684                   . $this->specialLink( "recentchanges" );
 685
 686                 if ( $wgOut->isArticleRelated() ) {
 687                         $s .=  $sep . $this->editThisPage()
 688                           . $sep . $this->historyLink();
 689                 }
 690                 # Many people don't like this dropdown box
 691                 #$s .= $sep . $this->specialPagesList();
 692
 693                 return $s;
 694         }
 695
 696         function bottomLinks()
 697         {
 698                 global $wgOut, $wgUser, $wgTitle;
 699                 $sep = " |\n";
 700
 701                 $s = "";
 702                 if ( $wgOut->isArticleRelated() ) {
 703                         $s .= "<strong>" . $this->editThisPage() . "</strong>";
 704                         if ( 0 != $wgUser->getID() ) {
 705                                 $s .= $sep . $this->watchThisPage();
 706                         }
 707                         $s .= $sep . $this->talkLink()
 708                           . $sep . $this->historyLink()
 709                           . $sep . $this->whatLinksHere()
 710                           . $sep . $this->watchPageLinksLink();
 711
 712                         if ( $wgTitle->getNamespace() == Namespace::getUser()
 713                             || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser()) )
 714
 715                         {
 716                                 $id=User::idFromName($wgTitle->getText());
 717                                 $ip=User::isIP($wgTitle->getText());
 718
 719                                 if($id || $ip) { # both anons and non-anons have contri list
 720                                         $s .= $sep . $this->userContribsLink();
 721                                 }
 722                                 if ( 0 != $wgUser->getID() ) { # show only to signed in users
 723                                         if($id) {       # can only email non-anons
 724                                                 $s .= $sep . $this->emailUserLink();
 725                                         }
 726                                 }
 727                         }
 728                         if ( $wgUser->isSysop() && $wgTitle->getArticleId() ) {
 729                                 $s .= "\n<br />" . $this->deleteThisPage() .
 730                                 $sep . $this->protectThisPage() .
 731                                 $sep . $this->moveThisPage();
 732                         }
 733                         $s .= "<br />\n" . $this->otherLanguages();
 734                 }
 735                 return $s;
 736         }
 737
 738         function pageStats()
 739         {
 740                 global $wgOut, $wgLang, $wgArticle, $wgRequest;
 741                 global $wgDisableCounters;
 742
 743                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 744                 if ( ! $wgOut->isArticle() ) { return ""; }
 745                 if ( isset( $oldid ) || isset( $diff ) ) { return ""; }
 746                 if ( 0 == $wgArticle->getID() ) { return ""; }
 747
 748                 $s = "";
 749                 if ( !$wgDisableCounters ) {
 750                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 751                         if ( $count ) {
 752                                 $s = wfMsg( "viewcount", $count );
 753                         }
 754                 }
 755
 756                 $s .= " " . $this->getCredits();
 757
 758                 return $s . " " .  $this->getCopyright();
 759         }
 760
 761         function getCredits() {
 762                global $wgMaxCredits;
 763
 764                $s = '';
 765
 766                if (!isset($wgMaxCredits) || $wgMaxCredits == 0) {
 767                         $s = $this->lastModified();
 768                } else {
 769                         $s = $this->getAuthorCredits();
 770                         if ($wgMaxCredits > 1) {
 771                             $s .= " " . $this->getContributorCredits();
 772                         }
 773                }
 774
 775                return $s;
 776         }
 777
 778         function getAuthorCredits() {
 779                 global $wgLang, $wgArticle;
 780
 781                 $last_author = $wgArticle->getUser();
 782
 783                 if ($last_author == 0) {
 784                     $author_credit = wfMsg("anonymous");
 785                 } else {
 786                     $real_name = User::whoIsReal($last_author);
 787                     if (!empty($real_name)) {
 788                         $author_credit = $real_name;
 789                     } else {
 790                         $author_credit = wfMsg("siteuser", User::whoIs($last_author));
 791                     }
 792                 }
 793
 794                 $timestamp = $wgArticle->getTimestamp();
 795                 if ( $timestamp ) {
 796                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 797                 } else {
 798                         $d = "";
 799                 }
 800                 return wfMsg("lastmodifiedby", $d, $author_credit);
 801         }
 802
 803         function getContributorCredits() {
 804
 805                 global $wgArticle, $wgMaxCredits, $wgLang;
 806
 807                 # don't count last editor
 808
 809                 $contributors = $wgArticle->getContributors($wgMaxCredits - 1);
 810
 811                 $real_names = array();
 812                 $user_names = array();
 813
 814                 # Sift for real versus user names
 815
 816                 foreach ($contributors as $user_id => $user_parts) {
 817                     if ($user_id != 0) {
 818                         if (!empty($user_parts[1])) {
 819                             $real_names[$user_id] = $user_parts[1];
 820                         } else {
 821                             $user_names[$user_id] = $user_parts[0];
 822                         }
 823                     }
 824                 }
 825
 826                 $real = $wgLang->listToText(array_values($real_names));
 827                 $user = $wgLang->listToText(array_values($user_names));
 828
 829                 if (!empty($user)) {
 830                     $user = wfMsg("siteusers", $user);
 831                 }
 832
 833                 if ($contributors[0] && $contributors[0][0] > 0) {
 834                     $anon = wfMsg("anonymous");
 835                 } else {
 836                     $anon = '';
 837                 }
 838
 839                 $creds = $wgLang->listToText(array($real, $user, $anon));
 840
 841                 return wfMsg("othercontribs", $creds);
 842         }
 843
 844         function getCopyright() {
 845                 global $wgRightsPage, $wgRightsUrl, $wgRightsText;
 846                 $out = "";
 847                 if( $wgRightsPage ) {
 848                         $link = $this->makeKnownLink( $wgRightsPage, $wgRightsText );
 849                 } elseif( $wgRightsUrl ) {
 850                         $link = $this->makeExternalLink( $wgRightsUrl, $wgRightsText );
 851                 } else {
 852                         # Give up now
 853                         return $out;
 854                 }
 855                 $out .= wfMsg( "copyright", $link );
 856                 return $out;
 857         }
 858
 859         function getCopyrightIcon() {
 860                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRightsIcon;
 861                 $out = "";
 862                 if( $wgRightsIcon ) {
 863                         $icon = htmlspecialchars( $wgRightsIcon );
 864                         if( $wgRightsUrl ) {
 865                                 $url = htmlspecialchars( $wgRightsUrl );
 866                                 $out .= "<a href=\"$url\">";
 867                         }
 868                         $text = htmlspecialchars( $wgRightsText );
 869                         $out .= "<img src=\"$icon\" alt='$text' />";
 870                         if( $wgRightsUrl ) {
 871                                 $out .= "</a>";
 872                         }
 873                 }
 874                 return $out;
 875         }
 876
 877         function getPoweredBy() {
 878                 global $wgStylePath;
 879                 $url = htmlspecialchars( "$wgStylePath/images/poweredby_mediawiki_88x31.png" );
 880                 $img = "<a href='http://www.mediawiki.org/'><img src='$url' alt='MediaWiki' /></a>";
 881                 return $img;
 882         }
 883
 884         function lastModified()
 885         {
 886                 global $wgLang, $wgArticle;
 887
 888                 $timestamp = $wgArticle->getTimestamp();
 889                 if ( $timestamp ) {
 890                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 891                         $s = " " . wfMsg( "lastmodified", $d );
 892                 } else {
 893                         $s = "";
 894                 }
 895                 return $s;
 896         }
 897
 898         function logoText( $align = "" )
 899         {
 900                 if ( "" != $align ) { $a = " align='{$align}'"; }
 901                 else { $a = ""; }
 902
 903                 $mp = wfMsg( "mainpage" );
 904                 $titleObj = Title::newFromText( $mp );
 905                 $s = "<a href=\"" . $titleObj->escapeLocalURL()
 906                   . "\"><img{$a} src=\""
 907                   . $this->getLogo() . "\" alt=\"" . "[{$mp}]\" /></a>";
 908                 return $s;
 909         }
 910
 911         function quickBar()
 912         {
 913                 global $wgOut, $wgTitle, $wgUser, $wgRequest, $wgLang;
 914                 global $wgDisableUploads, $wgRemoteUploads;
 915
 916                 $fname =  "Skin::quickBar";
 917                 wfProfileIn( $fname );
 918
 919                 $action = $wgRequest->getText( 'action' );
 920                 $wpPreview = $wgRequest->getBool( 'wpPreview' );
 921                 $tns=$wgTitle->getNamespace();
 922
 923                 $s = "\n<div id='quickbar'>";
 924                 $s .= "\n" . $this->logoText() . "\n<hr class='sep' />";
 925
 926                 $sep = "\n<br />";
 927                 $s .= $this->mainPageLink()
 928                   . $sep . $this->specialLink( "recentchanges" )
 929                   . $sep . $this->specialLink( "randompage" );
 930                 if ($wgUser->getID()) {
 931                 $s.= $sep . $this->specialLink( "watchlist" ) ;
 932                 $s .= $sep .$this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
 933                   wfMsg( "mycontris" ), "target=" . wfUrlencode($wgUser->getName() ) );
 934
 935                 }
 936                 // only show watchlist link if logged in
 937                 if ( wfMsg ( "currentevents" ) != "-" ) $s .= $sep . $this->makeKnownLink( wfMsg( "currentevents" ), "" ) ;
 938                 $s .= "\n<br /><hr class='sep' />";
 939                 $articleExists = $wgTitle->getArticleId();
 940                 if ( $wgOut->isArticle() || $action =="edit" || $action =="history" || $wpPreview) {
 941                         if($wgOut->isArticle()) {
 942                                 $s .= "<strong>" . $this->editThisPage() . "</strong>";
 943                         } else { # backlink to the article in edit or history mode
 944                                 if($articleExists){ # no backlink if no article
 945                                         switch($tns) {
 946                                                 case 0:
 947                                                 $text = wfMsg("articlepage");
 948                                                 break;
 949                                                 case 1:
 950                                                 $text = wfMsg("viewtalkpage");
 951                                                 break;
 952                                                 case 2:
 953                                                 $text = wfMsg("userpage");
 954                                                 break;
 955                                                 case 3:
 956                                                 $text = wfMsg("viewtalkpage");
 957                                                 break;
 958                                                 case 4:
 959                                                 $text = wfMsg("wikipediapage");
 960                                                 break;
 961                                                 case 5:
 962                                                 $text = wfMsg("viewtalkpage");
 963                                                 break;
 964                                                 case 6:
 965                                                 $text = wfMsg("imagepage");
 966                                                 break;
 967                                                 case 7:
 968                                                 $text = wfMsg("viewtalkpage");
 969                                                 break;
 970                                                 default:
 971                                                 $text= wfMsg("articlepage");
 972                                         }
 973
 974                                         $link = $wgTitle->getText();
 975                                         if ($nstext = $wgLang->getNsText($tns) ) { # add namespace if necessary
 976                                                 $link = $nstext . ":" . $link ;
 977                                         }
 978
 979                                         $s .= $this->makeLink( $link, $text );
 980                                 } elseif( $wgTitle->getNamespace() != Namespace::getSpecial() ) {
 981                                         # we just throw in a "New page" text to tell the user that he's in edit mode,
 982                                         # and to avoid messing with the separator that is prepended to the next item
 983                                         $s .= "<strong>" . wfMsg("newpage") . "</strong>";
 984                                 }
 985
 986                         }
 987
 988
 989                         if( $tns%2 && $action!="edit" && !$wpPreview) {
 990                                 $s.="<br />".$this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg("postcomment"),"action=edit&section=new");
 991                         }
 992
 993                         /*
 994                         watching could cause problems in edit mode:
 995                         if user edits article, then loads "watch this article" in background and then saves
 996                         article with "Watch this article" checkbox disabled, the article is transparently
 997                         unwatched. Therefore we do not show the "Watch this page" link in edit mode
 998                         */
 999                         if ( 0 != $wgUser->getID() && $articleExists) {
1000                                 if($action!="edit" && $action != "submit" )
1001                                 {
1002                                         $s .= $sep . $this->watchThisPage();
1003                                 }
1004                                 if ( $wgTitle->userCanEdit() )
1005                                         $s .= $sep . $this->moveThisPage();
1006                         }
1007                         if ( $wgUser->isSysop() and $articleExists ) {
1008                                 $s .= $sep . $this->deleteThisPage() .
1009                                 $sep . $this->protectThisPage();
1010                         }
1011                         $s .= $sep . $this->talkLink();
1012                         if ($articleExists && $action !="history") {
1013                                 $s .= $sep . $this->historyLink();
1014                         }
1015                         $s.=$sep . $this->whatLinksHere();
1016
1017                         if($wgOut->isArticleRelated()) {
1018                                 $s .= $sep . $this->watchPageLinksLink();
1019                         }
1020
1021                         if ( Namespace::getUser() == $wgTitle->getNamespace()
1022                         || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser())
1023                         ) {
1024
1025                                 $id=User::idFromName($wgTitle->getText());
1026                                 $ip=User::isIP($wgTitle->getText());
1027
1028                                 if($id||$ip) {
1029                                         $s .= $sep . $this->userContribsLink();
1030                                 }
1031                                 if ( 0 != $wgUser->getID() ) {
1032                                         if($id) { # can only email real users
1033                                                 $s .= $sep . $this->emailUserLink();
1034                                         }
1035                                 }
1036                         }
1037                         $s .= "\n<br /><hr class='sep' />";
1038                 }
1039
1040                 if ( 0 != $wgUser->getID() && ( !$wgDisableUploads || $wgRemoteUploads ) ) {
1041                         $s .= $this->specialLink( "upload" ) . $sep;
1042                 }
1043                 $s .= $this->specialLink( "specialpages" )
1044                   . $sep . $this->bugReportsLink();
1045
1046                 global $wgSiteSupportPage;
1047                 if( $wgSiteSupportPage ) {
1048                         $s .= "\n<br /><a href=\"" . htmlspecialchars( $wgSiteSupportPage ) .
1049                           "\" class=\"internal\">" . wfMsg( "sitesupport" ) . "</a>";
1050                 }
1051
1052                 $s .= "\n<br /></div>\n";
1053                 wfProfileOut( $fname );
1054                 return $s;
1055         }
1056
1057         function specialPagesList()
1058         {
1059                 global $wgUser, $wgOut, $wgLang, $wgServer, $wgRedirectScript;
1060                 $a = array();
1061                 $pages = SpecialPage::getPages();
1062
1063                 foreach ( $pages[""] as $name => $page ) {
1064                         $a[$name] = $page->getDescription();
1065                 }
1066                 if ( $wgUser->isSysop() )
1067                 {
1068                         foreach ( $pages["sysop"] as $name => $page ) {
1069                                 $a[$name] = $page->getDescription();
1070                         }
1071                 }
1072                 if ( $wgUser->isDeveloper() )
1073                 {
1074                         foreach ( $pages["developer"] as $name => $page ) {
1075                                 $a[$name] = $page->getDescription() ;
1076                         }
1077                 }
1078                 $go = wfMsg( "go" );
1079                 $sp = wfMsg( "specialpages" );
1080                 $spp = $wgLang->specialPage( "Specialpages" );
1081
1082                 $s = "<form id=\"specialpages\" method=\"get\" class=\"inline\" " .
1083                   "action=\"" . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
1084                 $s .= "<select name=\"wpDropdown\">\n";
1085                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
1086
1087                 foreach ( $a as $name => $desc ) {
1088                         $p = $wgLang->specialPage( $name );
1089                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
1090                 }
1091                 $s .= "</select>\n";
1092                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
1093                 $s .= "</form>\n";
1094                 return $s;
1095         }
1096
1097         function mainPageLink()
1098         {
1099                 $mp = wfMsg( "mainpage" );
1100                 $s = $this->makeKnownLink( $mp, $mp );
1101                 return $s;
1102         }
1103
1104         function copyrightLink()
1105         {
1106                 $s = $this->makeKnownLink( wfMsg( "copyrightpage" ),
1107                   wfMsg( "copyrightpagename" ) );
1108                 return $s;
1109         }
1110
1111         function aboutLink()
1112         {
1113                 $s = $this->makeKnownLink( wfMsg( "aboutpage" ),
1114                   wfMsg( "aboutwikipedia" ) );
1115                 return $s;
1116         }
1117
1118
1119       function disclaimerLink()
1120         {
1121                 $s = $this->makeKnownLink( wfMsg( "disclaimerpage" ),
1122                   wfMsg( "disclaimers" ) );
1123                 return $s;
1124         }
1125
1126         function editThisPage()
1127         {
1128                 global $wgOut, $wgTitle, $wgRequest;
1129
1130                 $oldid = $wgRequest->getVal( 'oldid' );
1131                 $diff = $wgRequest->getVal( 'diff' );
1132                 $redirect = $wgRequest->getVal( 'redirect' );
1133
1134                 if ( ! $wgOut->isArticleRelated() ) {
1135                         $s = wfMsg( "protectedpage" );
1136                 } else {
1137                         $n = $wgTitle->getPrefixedText();
1138                         if ( $wgTitle->userCanEdit() ) {
1139                                 $t = wfMsg( "editthispage" );
1140                         } else {
1141                                 #$t = wfMsg( "protectedpage" );
1142                                 $t = wfMsg( "viewsource" );
1143                         }
1144                         $oid = $red = "";
1145
1146                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
1147                         if ( $oldid && ! isset( $diff ) ) {
1148                                 $oid = "&oldid={$oldid}";
1149                         }
1150                         $s = $this->makeKnownLink( $n, $t, "action=edit{$oid}{$red}" );
1151                 }
1152                 return $s;
1153         }
1154
1155         function deleteThisPage()
1156         {
1157                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1158
1159                 $diff = $wgRequest->getVal( 'diff' );
1160                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1161                         $n = $wgTitle->getPrefixedText();
1162                         $t = wfMsg( "deletethispage" );
1163
1164                         $s = $this->makeKnownLink( $n, $t, "action=delete" );
1165                 } else {
1166                         $s = "";
1167                 }
1168                 return $s;
1169         }
1170
1171         function protectThisPage()
1172         {
1173                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1174
1175                 $diff = $wgRequest->getVal( 'diff' );
1176                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1177                         $n = $wgTitle->getPrefixedText();
1178
1179                         if ( $wgTitle->isProtected() ) {
1180                                 $t = wfMsg( "unprotectthispage" );
1181                                 $q = "action=unprotect";
1182                         } else {
1183                                 $t = wfMsg( "protectthispage" );
1184                                 $q = "action=protect";
1185                         }
1186                         $s = $this->makeKnownLink( $n, $t, $q );
1187                 } else {
1188                         $s = "";
1189                 }
1190                 return $s;
1191         }
1192
1193         function watchThisPage()
1194         {
1195                 global $wgUser, $wgOut, $wgTitle;
1196
1197                 if ( $wgOut->isArticleRelated() ) {
1198                         $n = $wgTitle->getPrefixedText();
1199
1200                         if ( $wgTitle->userIsWatching() ) {
1201                                 $t = wfMsg( "unwatchthispage" );
1202                                 $q = "action=unwatch";
1203                         } else {
1204                                 $t = wfMsg( "watchthispage" );
1205                                 $q = "action=watch";
1206                         }
1207                         $s = $this->makeKnownLink( $n, $t, $q );
1208                 } else {
1209                         $s = wfMsg( "notanarticle" );
1210                 }
1211                 return $s;
1212         }
1213
1214         function moveThisPage()
1215         {
1216                 global $wgTitle, $wgLang;
1217
1218                 if ( $wgTitle->userCanEdit() ) {
1219                         $s = $this->makeKnownLink( $wgLang->specialPage( "Movepage" ),
1220                           wfMsg( "movethispage" ), "target=" . $wgTitle->getPrefixedURL() );
1221                 } // no message if page is protected - would be redundant
1222                 return $s;
1223         }
1224
1225         function historyLink()
1226         {
1227                 global $wgTitle;
1228
1229                 $s = $this->makeKnownLink( $wgTitle->getPrefixedText(),
1230                   wfMsg( "history" ), "action=history" );
1231                 return $s;
1232         }
1233
1234         function whatLinksHere()
1235         {
1236                 global $wgTitle, $wgLang;
1237
1238                 $s = $this->makeKnownLink( $wgLang->specialPage( "Whatlinkshere" ),
1239                   wfMsg( "whatlinkshere" ), "target=" . $wgTitle->getPrefixedURL() );
1240                 return $s;
1241         }
1242
1243         function userContribsLink()
1244         {
1245                 global $wgTitle, $wgLang;
1246
1247                 $s = $this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
1248                   wfMsg( "contributions" ), "target=" . $wgTitle->getPartialURL() );
1249                 return $s;
1250         }
1251
1252         function emailUserLink()
1253         {
1254                 global $wgTitle, $wgLang;
1255
1256                 $s = $this->makeKnownLink( $wgLang->specialPage( "Emailuser" ),
1257                   wfMsg( "emailuser" ), "target=" . $wgTitle->getPartialURL() );
1258                 return $s;
1259         }
1260
1261         function watchPageLinksLink()
1262         {
1263                 global $wgOut, $wgTitle, $wgLang;
1264
1265                 if ( ! $wgOut->isArticleRelated() ) {
1266                         $s = "(" . wfMsg( "notanarticle" ) . ")";
1267                 } else {
1268                         $s = $this->makeKnownLink( $wgLang->specialPage(
1269                           "Recentchangeslinked" ), wfMsg( "recentchangeslinked" ),
1270                           "target=" . $wgTitle->getPrefixedURL() );
1271                 }
1272                 return $s;
1273         }
1274
1275         function otherLanguages()
1276         {
1277                 global $wgOut, $wgLang, $wgTitle, $wgUseNewInterlanguage;
1278
1279                 $a = $wgOut->getLanguageLinks();
1280                 if ( 0 == count( $a ) ) {
1281                         if ( !$wgUseNewInterlanguage ) return "";
1282                         $ns = $wgLang->getNsIndex ( $wgTitle->getNamespace () ) ;
1283                         if ( $ns != 0 AND $ns != 1 ) return "" ;
1284                         $pn = "Intl" ;
1285                         $x = "mode=addlink&xt=".$wgTitle->getDBkey() ;
1286                         return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1287                                   wfMsg( "intl" ) , $x );
1288                         }
1289
1290                 if ( !$wgUseNewInterlanguage ) {
1291                         $s = wfMsg( "otherlanguages" ) . ": ";
1292                 } else {
1293                         global $wgLanguageCode ;
1294                         $x = "mode=zoom&xt=".$wgTitle->getDBkey() ;
1295                         $x .= "&xl=".$wgLanguageCode ;
1296                         $s =  $this->makeKnownLink( $wgLang->specialPage( "Intl" ),
1297                                   wfMsg( "otherlanguages" ) , $x ) . ": " ;
1298                         }
1299
1300                 $s = wfMsg( "otherlanguages" ) . ": ";
1301                 $first = true;
1302                 if($wgLang->isRTL()) $s .= "<span dir='LTR'>";
1303                 foreach( $a as $l ) {
1304                         if ( ! $first ) { $s .= " | "; }
1305                         $first = false;
1306
1307                         $nt = Title::newFromText( $l );
1308                         $url = $nt->getFullURL();
1309                         $text = $wgLang->getLanguageName( $nt->getInterwiki() );
1310
1311                         if ( "" == $text ) { $text = $l; }
1312                         $style = $this->getExternalLinkAttributes( $l, $text );
1313                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1314                 }
1315                 if($wgLang->isRTL()) $s .= "</span>";
1316                 return $s;
1317         }
1318
1319         function bugReportsLink()
1320         {
1321                 $s = $this->makeKnownLink( wfMsg( "bugreportspage" ),
1322                   wfMsg( "bugreports" ) );
1323                 return $s;
1324         }
1325
1326         function dateLink()
1327         {
1328                 global $wgLinkCache;
1329                 $t1 = Title::newFromText( gmdate( "F j" ) );
1330                 $t2 = Title::newFromText( gmdate( "Y" ) );
1331
1332                 $wgLinkCache->suspend();
1333                 $id = $t1->getArticleID();
1334                 $wgLinkCache->resume();
1335
1336                 if ( 0 == $id ) {
1337                         $s = $this->makeBrokenLink( $t1->getText() );
1338                 } else {
1339                         $s = $this->makeKnownLink( $t1->getText() );
1340                 }
1341                 $s .= ", ";
1342
1343                 $wgLinkCache->suspend();
1344                 $id = $t2->getArticleID();
1345                 $wgLinkCache->resume();
1346
1347                 if ( 0 == $id ) {
1348                         $s .= $this->makeBrokenLink( $t2->getText() );
1349                 } else {
1350                         $s .= $this->makeKnownLink( $t2->getText() );
1351                 }
1352                 return $s;
1353         }
1354
1355         function talkLink()
1356         {
1357                 global $wgLang, $wgTitle, $wgLinkCache;
1358
1359                 $tns = $wgTitle->getNamespace();
1360                 if ( -1 == $tns ) { return ""; }
1361
1362                 $pn = $wgTitle->getText();
1363                 $tp = wfMsg( "talkpage" );
1364                 if ( Namespace::isTalk( $tns ) ) {
1365                         $lns = Namespace::getSubject( $tns );
1366                         switch($tns) {
1367                                 case 1:
1368                                 $text = wfMsg("articlepage");
1369                                 break;
1370                                 case 3:
1371                                 $text = wfMsg("userpage");
1372                                 break;
1373                                 case 5:
1374                                 $text = wfMsg("wikipediapage");
1375                                 break;
1376                                 case 7:
1377                                 $text = wfMsg("imagepage");
1378                                 break;
1379                                 default:
1380                                 $text= wfMsg("articlepage");
1381                         }
1382                 } else {
1383
1384                         $lns = Namespace::getTalk( $tns );
1385                         $text=$tp;
1386                 }
1387                 $n = $wgLang->getNsText( $lns );
1388                 if ( "" == $n ) { $link = $pn; }
1389                 else { $link = "{$n}:{$pn}"; }
1390
1391                 $wgLinkCache->suspend();
1392                 $s = $this->makeLink( $link, $text );
1393                 $wgLinkCache->resume();
1394
1395                 return $s;
1396         }
1397
1398         function commentLink()
1399         {
1400                 global $wgLang, $wgTitle, $wgLinkCache;
1401
1402                 $tns = $wgTitle->getNamespace();
1403                 if ( -1 == $tns ) { return ""; }
1404
1405                 $lns = ( Namespace::isTalk( $tns ) ) ? $tns : Namespace::getTalk( $tns );
1406
1407                 # assert Namespace::isTalk( $lns )
1408
1409                 $n = $wgLang->getNsText( $lns );
1410                 $pn = $wgTitle->getText();
1411
1412                 $link = "{$n}:{$pn}";
1413
1414                 $wgLinkCache->suspend();
1415                 $s = $this->makeKnownLink($link, wfMsg("postcomment"), "action=edit&section=new");
1416                 $wgLinkCache->resume();
1417
1418                 return $s;
1419         }
1420
1421         # After all the page content is transformed into HTML, it makes
1422         # a final pass through here for things like table backgrounds.
1423         #
1424         function transformContent( $text )
1425         {
1426                 return $text;
1427         }
1428
1429         # Note: This function MUST call getArticleID() on the link,
1430         # otherwise the cache won't get updated properly.  See LINKCACHE.DOC.
1431         #
1432         function makeLink( $title, $text = "", $query = "", $trail = "" ) {
1433                 wfProfileIn( "Skin::makeLink" );
1434                 $nt = Title::newFromText( $title );
1435                 if ($nt) {
1436                         $result = $this->makeLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1437                 } else {
1438                         wfDebug( "Invalid title passed to Skin::makeLink(): \"$title\"\n" );
1439                         $result = $text == "" ? $title : $text;
1440                 }
1441
1442                 wfProfileOut( "Skin::makeLink" );
1443                 return $result;
1444         }
1445
1446         function makeKnownLink( $title, $text = "", $query = "", $trail = "", $prefix = '',$aprops = '') {
1447                 $nt = Title::newFromText( $title );
1448                 if ($nt) {
1449                         return $this->makeKnownLinkObj( Title::newFromText( $title ), $text, $query, $trail, $prefix , $aprops );
1450                 } else {
1451                         wfDebug( "Invalid title passed to Skin::makeKnownLink(): \"$title\"\n" );
1452                         return $text == "" ? $title : $text;
1453                 }
1454         }
1455
1456         function makeBrokenLink( $title, $text = "", $query = "", $trail = "" ) {
1457                 $nt = Title::newFromText( $title );
1458                 if ($nt) {
1459                         return $this->makeBrokenLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1460                 } else {
1461                         wfDebug( "Invalid title passed to Skin::makeBrokenLink(): \"$title\"\n" );
1462                         return $text == "" ? $title : $text;
1463                 }
1464         }
1465
1466         function makeStubLink( $title, $text = "", $query = "", $trail = "" ) {
1467                 $nt = Title::newFromText( $title );
1468                 if ($nt) {
1469                         return $this->makeStubLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1470                 } else {
1471                         wfDebug( "Invalid title passed to Skin::makeStubLink(): \"$title\"\n" );
1472                         return $text == "" ? $title : $text;
1473                 }
1474         }
1475
1476         # Pass a title object, not a title string
1477         function makeLinkObj( &$nt, $text= "", $query = "", $trail = "", $prefix = "" )
1478         {
1479                 global $wgOut, $wgUser;
1480                 if ( $nt->isExternal() ) {
1481                         $u = $nt->getFullURL();
1482                         $link = $nt->getPrefixedURL();
1483                         if ( "" == $text ) { $text = $nt->getPrefixedText(); }
1484                         $style = $this->getExternalLinkAttributes( $link, $text, 'extiw' );
1485
1486                         $inside = "";
1487                         if ( "" != $trail ) {
1488                                 if ( preg_match( "/^([a-z]+)(.*)$$/sD", $trail, $m ) ) {
1489                                         $inside = $m[1];
1490                                         $trail = $m[2];
1491                                 }
1492                         }
1493                         $retVal = "<a href=\"{$u}\"{$style}>{$text}{$inside}</a>{$trail}";
1494                 } elseif ( 0 == $nt->getNamespace() && "" == $nt->getText() ) {
1495                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1496                 } elseif ( ( -1 == $nt->getNamespace() ) ||
1497                                 ( Namespace::getImage() == $nt->getNamespace() ) ) {
1498                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1499                 } else {
1500                         $aid = $nt->getArticleID() ;
1501                         if ( 0 == $aid ) {
1502                                 $retVal = $this->makeBrokenLinkObj( $nt, $text, $query, $trail, $prefix );
1503                         } else {
1504                                 $threshold = $wgUser->getOption("stubthreshold") ;
1505                                 if ( $threshold > 0 ) {
1506                                         $res = wfQuery ( "SELECT LENGTH(cur_text) AS x, cur_namespace, cur_is_redirect FROM cur WHERE cur_id='{$aid}'", DB_READ ) ;
1507
1508                                         if ( wfNumRows( $res ) > 0 ) {
1509                                                 $s = wfFetchObject( $res );
1510                                                 $size = $s->x;
1511                                                 if ( $s->cur_is_redirect OR $s->cur_namespace != 0 ) {
1512                                                         $size = $threshold*2 ; # Really big
1513                                                 }
1514                                                 wfFreeResult( $res );
1515                                         } else {
1516                                                 $size = $threshold*2 ; # Really big
1517                                         }
1518                                 } else {
1519                                         $size = 1 ;
1520                                 }
1521                                 if ( $size < $threshold ) {
1522                                         $retVal = $this->makeStubLinkObj( $nt, $text, $query, $trail, $prefix );
1523                                 } else {
1524                                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1525                                 }
1526                         }
1527                 }
1528                 return $retVal;
1529         }
1530
1531         # Pass a title object, not a title string
1532         function makeKnownLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" , $aprops = '')
1533         {
1534                 global $wgOut, $wgTitle;
1535
1536                 $fname = "Skin::makeKnownLinkObj";
1537                 wfProfileIn( $fname );
1538
1539                 $link = $nt->getPrefixedURL();
1540
1541                 if ( "" == $link ) {
1542                         $u = "";
1543                         if ( "" == $text ) {
1544                                 $text = htmlspecialchars( $nt->getFragment() );
1545                         }
1546                 } else {
1547                         $u = $nt->escapeLocalURL( $query );
1548                 }
1549                 if ( "" != $nt->getFragment() ) {
1550                         $u .= "#" . htmlspecialchars( $nt->getFragment() );
1551                 }
1552                 if ( "" == $text ) {
1553                         $text = htmlspecialchars( $nt->getPrefixedText() );
1554                 }
1555                 $style = $this->getInternalLinkAttributesObj( $nt, $text );
1556
1557                 $inside = "";
1558                 if ( "" != $trail ) {
1559                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1560                                 $inside = $m[1];
1561                                 $trail = $m[2];
1562                         }
1563                 }
1564                 $r = "<a href=\"{$u}\"{$style}{$aprops}>{$prefix}{$text}{$inside}</a>{$trail}";
1565                 wfProfileOut( $fname );
1566                 return $r;
1567         }
1568
1569         # Pass a title object, not a title string
1570         function makeBrokenLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" )
1571         {
1572                 global $wgOut, $wgUser;
1573
1574                 $fname = "Skin::makeBrokenLinkObj";
1575                 wfProfileIn( $fname );
1576
1577                 if ( "" == $query ) {
1578                         $q = "action=edit";
1579                 } else {
1580                         $q = "action=edit&{$query}";
1581                 }
1582                 $u = $nt->escapeLocalURL( $q );
1583
1584                 if ( "" == $text ) {
1585                         $text = htmlspecialchars( $nt->getPrefixedText() );
1586                 }
1587                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "yes" );
1588
1589                 $inside = "";
1590                 if ( "" != $trail ) {
1591                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1592                                 $inside = $m[1];
1593                                 $trail = $m[2];
1594                         }
1595                 }
1596                 if ( $wgUser->getOption( "highlightbroken" ) ) {
1597                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1598                 } else {
1599                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>?</a>{$trail}";
1600                 }
1601
1602                 wfProfileOut( $fname );
1603                 return $s;
1604         }
1605
1606         # Pass a title object, not a title string
1607         function makeStubLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" )
1608         {
1609                 global $wgOut, $wgUser;
1610
1611                 $link = $nt->getPrefixedURL();
1612
1613                 $u = $nt->escapeLocalURL( $query );
1614
1615                 if ( "" == $text ) {
1616                         $text = htmlspecialchars( $nt->getPrefixedText() );
1617                 }
1618                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "stub" );
1619
1620                 $inside = "";
1621                 if ( "" != $trail ) {
1622                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1623                                 $inside = $m[1];
1624                                 $trail = $m[2];
1625                         }
1626                 }
1627                 if ( $wgUser->getOption( "highlightbroken" ) ) {
1628                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1629                 } else {
1630                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>!</a>{$trail}";
1631                 }
1632                 return $s;
1633         }
1634
1635         function makeSelfLinkObj( &$nt, $text = "", $query = "", $trail = "", $prefix = "" )
1636         {
1637                 $u = $nt->escapeLocalURL( $query );
1638                 if ( "" == $text ) {
1639                         $text = htmlspecialchars( $nt->getPrefixedText() );
1640                 }
1641                 $inside = "";
1642                 if ( "" != $trail ) {
1643                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1644                                 $inside = $m[1];
1645                                 $trail = $m[2];
1646                         }
1647                 }
1648                 return "<strong>{$prefix}{$text}{$inside}</strong>{$trail}";
1649         }
1650
1651         /* these are used extensively in SkinPHPTal, but also some other places */
1652         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1653                 $title = Title::makeTitle( NS_SPECIAL, $name );
1654                 $this->checkTitle($title, $name);
1655                 return $title->getLocalURL( $urlaction );
1656         }
1657         /*static*/ function makeTalkUrl ( $name, $urlaction='' ) {
1658                 $title = Title::newFromText( $name );
1659                 $title = $title->getTalkPage();
1660                 $this->checkTitle($title, $name);
1661                 return $title->getLocalURL( $urlaction );
1662         }
1663         /*static*/ function makeArticleUrl ( $name, $urlaction='' ) {
1664                 $title = Title::newFromText( $name );
1665                 $title= $title->getSubjectPage();
1666                 $this->checkTitle($title, $name);
1667                 return $title->getLocalURL( $urlaction );
1668         }
1669         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1670                 $title = Title::newFromText( wfMsg($name) );
1671                 $this->checkTitle($title, $name);
1672                 return $title->getLocalURL( $urlaction );
1673         }
1674         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1675                 $title = Title::newFromText( $name );
1676                 $this->checkTitle($title, $name);
1677                 return $title->getLocalURL( $urlaction );
1678         }
1679         # this can be passed the NS number as defined in Language.php
1680         /*static*/ function makeNSUrl( $name, $urlaction='', $namespace=0 ) {
1681                 $title = Title::makeTitle( $namespace, $name );
1682                 $this->checkTitle($title, $name);
1683                 return $title->getLocalURL( $urlaction );
1684         }
1685
1686         /* these return an array with the 'href' and boolean 'exists' */
1687         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1688                 $title = Title::newFromText( $name );
1689                 $this->checkTitle($title, $name);
1690                 return array(
1691                         'href' => $title->getLocalURL( $urlaction ),
1692                         'exists' => $title->getArticleID() != 0?true:false
1693                 );
1694         }
1695         /*static*/ function makeTalkUrlDetails ( $name, $urlaction='' ) {
1696                 $title = Title::newFromText( $name );
1697                 $title = $title->getTalkPage();
1698                 $this->checkTitle($title, $name);
1699                 return array(
1700                         'href' => $title->getLocalURL( $urlaction ),
1701                         'exists' => $title->getArticleID() != 0?true:false
1702                 );
1703         }
1704         /*static*/ function makeArticleUrlDetails ( $name, $urlaction='' ) {
1705                 $title = Title::newFromText( $name );
1706                 $title= $title->getSubjectPage();
1707                 $this->checkTitle($title, $name);
1708                 return array(
1709                         'href' => $title->getLocalURL( $urlaction ),
1710                         'exists' => $title->getArticleID() != 0?true:false
1711                 );
1712         }
1713         /*static*/ function makeI18nUrlDetails ( $name, $urlaction='' ) {
1714                 $title = Title::newFromText( wfMsg($name) );
1715                 $this->checkTitle($title, $name);
1716                 return array(
1717                         'href' => $title->getLocalURL( $urlaction ),
1718                         'exists' => $title->getArticleID() != 0?true:false
1719                 );
1720         }
1721
1722         # make sure we have some title to operate on
1723         /*static*/ function checkTitle ( &$title, &$name ) {
1724                 if(!is_object($title)) {
1725                         $title = Title::newFromText( $name );
1726                         if(!is_object($title)) {
1727                                 $title = Title::newFromText( '<error: link target missing>' );
1728                         }
1729                 }
1730         }
1731
1732         function fnamePart( $url )
1733         {
1734                 $basename = strrchr( $url, "/" );
1735                 if ( false === $basename ) { $basename = $url; }
1736                 else { $basename = substr( $basename, 1 ); }
1737                 return wfEscapeHTML( $basename );
1738         }
1739
1740         function makeImage( $url, $alt = "" )
1741         {
1742                 global $wgOut;
1743
1744                 if ( "" == $alt ) { $alt = $this->fnamePart( $url ); }
1745                 $s = "<img src=\"{$url}\" alt=\"{$alt}\" />";
1746                 return $s;
1747         }
1748
1749         function makeImageLink( $name, $url, $alt = "" ) {
1750                 $nt = Title::makeTitle( Namespace::getImage(), $name );
1751                 return $this->makeImageLinkObj( $nt, $alt );
1752         }
1753
1754         function makeImageLinkObj( $nt, $alt = "" ) {
1755                 global $wgLang, $wgUseImageResize;
1756                 $img   = Image::newFromTitle( $nt );
1757                 $url   = $img->getURL();
1758
1759                 $align = "";
1760                 $prefix = $postfix = "";
1761
1762                 if ( $wgUseImageResize ) {
1763                         # Check if the alt text is of the form "options|alt text"
1764                         # Options are:
1765                         #  * thumbnail          make a thumbnail with enlarge-icon and caption, alignment depends on lang
1766                         #  * left               no resizing, just left align. label is used for alt= only
1767                         #  * right              same, but right aligned
1768                         #  * none               same, but not aligned
1769                         #  * ___px              scale to ___ pixels width, no aligning. e.g. use in taxobox
1770                         #  * center             center the image
1771                         #  * framed             Keep original image size, no magnify-button.
1772
1773                         $part = explode( "|", $alt);
1774
1775                         $mwThumb  =& MagicWord::get( MAG_IMG_THUMBNAIL );
1776                         $mwLeft   =& MagicWord::get( MAG_IMG_LEFT );
1777                         $mwRight  =& MagicWord::get( MAG_IMG_RIGHT );
1778                         $mwNone   =& MagicWord::get( MAG_IMG_NONE );
1779                         $mwWidth  =& MagicWord::get( MAG_IMG_WIDTH );
1780                         $mwCenter =& MagicWord::get( MAG_IMG_CENTER );
1781                         $mwFramed =& MagicWord::get( MAG_IMG_FRAMED );
1782                         $alt = $part[count($part)-1];
1783
1784                         $height = $framed = $thumb = false;
1785
1786                         foreach( $part as $key => $val ) {
1787                                 if ( ! is_null( $mwThumb->matchVariableStartToEnd($val) ) ) {
1788                                         $thumb=true;
1789                                 } elseif ( ! is_null( $mwRight->matchVariableStartToEnd($val) ) ) {
1790                                         # remember to set an alignment, don't render immediately
1791                                         $align = "right";
1792                                 } elseif ( ! is_null( $mwLeft->matchVariableStartToEnd($val) ) ) {
1793                                         # remember to set an alignment, don't render immediately
1794                                         $align = "left";
1795                                 } elseif ( ! is_null( $mwCenter->matchVariableStartToEnd($val) ) ) {
1796                                         # remember to set an alignment, don't render immediately
1797                                         $align = "center";
1798                                 } elseif ( ! is_null( $mwNone->matchVariableStartToEnd($val) ) ) {
1799                                         # remember to set an alignment, don't render immediately
1800                                         $align = "none";
1801                                 } elseif ( ! is_null( $match = $mwWidth->matchVariableStartToEnd($val) ) ) {
1802                                         # $match is the image width in pixels
1803                                         if ( preg_match( "/^([0-9]*)x([0-9]*)$/", $match, $m ) ) {
1804                                                 $width = intval( $m[1] );
1805                                                 $height = intval( $m[2] );
1806                                         } else {
1807                                                 $width = intval($match);
1808                                         }
1809                                 } elseif ( ! is_null( $mwFramed->matchVariableStartToEnd($val) ) ) {
1810                                         $framed=true;
1811                                 }
1812                         }
1813                         if ( "center" == $align )
1814                         {
1815                                 $prefix  = '<span style="text-align: center">';
1816                                 $postfix = '</span>';
1817                                 $align   = "none";
1818                         }
1819
1820                         if ( $thumb || $framed ) {
1821
1822                                 # Create a thumbnail. Alignment depends on language
1823                                 # writing direction, # right aligned for left-to-right-
1824                                 # languages ("Western languages"), left-aligned
1825                                 # for right-to-left-languages ("Semitic languages")
1826                                 #
1827                                 # If  thumbnail width has not been provided, it is set
1828                                 # here to 180 pixels
1829                                 if ( $align == "" ) {
1830                                         $align = $wgLang->isRTL() ? "left" : "right";
1831                                 }
1832                                 if ( ! isset($width) ) {
1833                                         $width = 180;
1834                                 }
1835                                 return $prefix.$this->makeThumbLinkObj( $img, $alt, $align, $width, $height, $framed ).$postfix;
1836
1837                         } elseif ( isset($width) ) {
1838
1839                                 # Create a resized image, without the additional thumbnail
1840                                 # features
1841
1842                                 if (    ( ! $height === false )
1843                                      && ( $img->getHeight() * $width / $img->getWidth() > $height ) ) {
1844                                         print "height=$height<br>\nimg->getHeight() = ".$img->getHeight()."<br>\n";
1845                                         print "rescaling by factor ". $height / $img->getHeight() . "<br>\n";
1846                                         $width = $img->getWidth() * $height / $img->getHeight();
1847                                 }
1848                                 $url = $img->createThumb( $width );
1849                         }
1850                 } # endif $wgUseImageResize
1851
1852                 if ( empty( $alt ) ) {
1853                         $alt = preg_replace( '/\.(.+?)^/', '', $img->getName() );
1854                 }
1855                 $alt = htmlspecialchars( $alt );
1856
1857                 $u = $nt->escapeLocalURL();
1858                 if ( $url == "" )
1859                 {
1860                         $s = str_replace( "$1", $img->getName(), wfMsg("missingimage") );
1861                         $s .= "<br>{$alt}<br>{$url}<br>\n";
1862                 } else {
1863                         $s = "<a href=\"{$u}\" class='image' title=\"{$alt}\">" .
1864                                 "<img src=\"{$url}\" alt=\"{$alt}\" /></a>";
1865                 }
1866                 if ( "" != $align ) {
1867                         $s = "<div class=\"float{$align}\"><span>{$s}</span></div>";
1868                 }
1869                 return str_replace("\n", ' ',$prefix.$s.$postfix);
1870         }
1871
1872
1873         function makeThumbLinkObj( $img, $label = "", $align = "right", $boxwidth = 180, $boxheight=false, $framed=false ) {
1874                 global $wgStylePath, $wgLang;
1875                 # $image = Title::makeTitle( Namespace::getImage(), $name );
1876                 $url  = $img->getURL();
1877
1878                 #$label = htmlspecialchars( $label );
1879                 $alt = preg_replace( "/<[^>]*>/", "", $label);
1880                 $alt = htmlspecialchars( $alt );
1881
1882                 if ( $img->exists() )
1883                 {
1884                         $width  = $img->getWidth();
1885                         $height = $img->getHeight();
1886                 } else {
1887                         $width = $height = 200;
1888                 }
1889                 if ( $framed )
1890                 {
1891                         // Use image dimensions, don't scale
1892                         $boxwidth  = $width;
1893                         $oboxwidth = $boxwidth + 2;
1894                         $boxheight = $height;
1895                         $thumbUrl  = $url;
1896                 } else {
1897                         $h  = intval( $height/($width/$boxwidth) );
1898                         $oboxwidth = $boxwidth + 2;
1899                         if ( ( ! $boxheight === false ) &&  ( $h > $boxheight ) )
1900                         {
1901                                 $boxwidth *= $boxheight/$h;
1902                         } else {
1903                                 $boxheight = $h;
1904                         }
1905                         $thumbUrl = $img->createThumb( $boxwidth );
1906                 }
1907
1908                 $u = $img->getEscapeLocalURL();
1909
1910                 $more = htmlspecialchars( wfMsg( "thumbnail-more" ) );
1911                 $magnifyalign = $wgLang->isRTL() ? "left" : "right";
1912                 $textalign = $wgLang->isRTL() ? ' style="text-align:right"' : "";
1913
1914                 $s = "<div class=\"thumb t{$align}\"><div style=\"width:{$oboxwidth}px;\">";
1915                 if ( $thumbUrl == "" ) {
1916                         $s .= str_replace( "$1", $img->getName(), wfMsg("missingimage") );
1917                         $zoomicon = '';
1918                 } else {
1919                         $s .= '<a href="'.$u.'" class="internal" title="'.$alt.'">'.
1920                                 '<img src="'.$thumbUrl.'" alt="'.$alt.'" ' .
1921                                 'width="'.$boxwidth.'" height="'.$boxheight.'" /></a>';
1922                         if ( $framed ) {
1923                                 $zoomicon="";
1924                         } else {
1925                                 $zoomicon =  '<div class="magnify" style="float:'.$magnifyalign.'">'.
1926                                         '<a href="'.$u.'" class="internal" title="'.$more.'">'.
1927                                         '<img src="'.$wgStylePath.'/images/magnify-clip.png" ' .
1928                                         'width="15" height="11" alt="'.$more.'" /></a></div>';
1929                         }
1930                 }
1931                 $s .= '  <div class="thumbcaption" '.$textalign.'>'.$zoomicon.$label."</div></div></div>";
1932                 return str_replace("\n", ' ', $s);
1933         }
1934
1935         function makeMediaLink( $name, $url, $alt = "" ) {
1936                 $nt = Title::makeTitle( Namespace::getMedia(), $name );
1937                 return $this->makeMediaLinkObj( $nt, $alt );
1938         }
1939
1940         function makeMediaLinkObj( $nt, $alt = "" )
1941         {
1942                 if ( ! isset( $nt ) )
1943                 {
1944                         ### HOTFIX. Instead of breaking, return empry string.
1945                         $s = $alt;
1946                 } else {
1947                         $name = $nt->getDBKey();
1948                         $url = Image::wfImageUrl( $name );
1949                         if ( empty( $alt ) ) {
1950                                 $alt = preg_replace( '/\.(.+?)^/', '', $name );
1951                         }
1952
1953                         $u = htmlspecialchars( $url );
1954                         $s = "<a href=\"{$u}\" class='internal' title=\"{$alt}\">{$alt}</a>";
1955                 }
1956                 return $s;
1957         }
1958
1959         function specialLink( $name, $key = "" )
1960         {
1961                 global $wgLang;
1962
1963                 if ( "" == $key ) { $key = strtolower( $name ); }
1964                 $pn = $wgLang->ucfirst( $name );
1965                 return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1966                   wfMsg( $key ) );
1967         }
1968
1969         function makeExternalLink( $url, $text, $escape = true ) {
1970                 $style = $this->getExternalLinkAttributes( $url, $text );
1971                 $url = htmlspecialchars( $url );
1972                 if( $escape ) {
1973                         $text = htmlspecialchars( $text );
1974                 }
1975                 return "<a href=\"$url\"$style>$text</a>";
1976         }
1977
1978         # Called by history lists and recent changes
1979         #
1980
1981         # Returns text for the start of the tabular part of RC
1982         function beginRecentChangesList()
1983         {
1984                 $this->rc_cache = array() ;
1985                 $this->rcMoveIndex = 0;
1986                 $this->rcCacheIndex = 0 ;
1987                 $this->lastdate = "";
1988                 $this->rclistOpen = false;
1989                 return "";
1990         }
1991
1992         function beginImageHistoryList()
1993         {
1994                 $s = "\n<h2>" . wfMsg( "imghistory" ) . "</h2>\n" .
1995                   "<p>" . wfMsg( "imghistlegend" ) . "</p>\n<ul class='special'>";
1996                 return $s;
1997         }
1998
1999         # Returns text for the end of RC
2000         # If enhanced RC is in use, returns pretty much all the text
2001         function endRecentChangesList()
2002         {
2003                 $s = $this->recentChangesBlock() ;
2004                 if( $this->rclistOpen ) {
2005                         $s .= "</ul>\n";
2006                 }
2007                 return $s;
2008         }
2009
2010         # Enhanced RC ungrouped line
2011         function recentChangesBlockLine ( $rcObj )
2012         {
2013                 global $wgStylePath, $wgLang ;
2014
2015                 # Get rc_xxxx variables
2016                 extract( $rcObj->mAttribs ) ;
2017                 $curIdEq = "curid=$rc_cur_id";
2018
2019                 # Spacer image
2020                 $r = "" ;
2021
2022                 $r .= "<img src='{$wgStylePath}/images/Arr_.png' width='12' height='12' border='0' />" ;                $r .= "<tt>" ;
2023
2024                 if ( $rc_type == RC_MOVE ) {
2025                         $r .= "&nbsp;&nbsp;";
2026                 } else {
2027                         # M & N (minor & new)
2028                         $M = wfMsg( "minoreditletter" );
2029                         $N = wfMsg( "newpageletter" );
2030
2031                         if ( $rc_type == RC_NEW ) {
2032                                 $r .= $N ;
2033                         } else {
2034                                 $r .= "&nbsp;" ;
2035                         }
2036                         if ( $rc_minor ) {
2037                                 $r .= $M ;
2038                         } else {
2039                                 $r .= "&nbsp;" ;
2040                         }
2041                 }
2042
2043                 # Timestamp
2044                 $r .= " ".$rcObj->timestamp." " ;
2045                 $r .= "</tt>" ;
2046
2047                 # Article link
2048                 $link = $rcObj->link ;
2049                 if ( $rcObj->watched ) $link = "<strong>{$link}</strong>" ;
2050                 $r .= $link ;
2051
2052                 # Cur
2053                 $r .= " (" ;
2054                 $r .= $rcObj->curlink ;
2055                 $r .= "; " ;
2056
2057                 # Hist
2058                 $r .= $this->makeKnownLinkObj( $rcObj->getTitle(), wfMsg( "hist" ), "{$curIdEq}&action=history" );
2059
2060                 # User/talk
2061                 $r .= ") . . ".$rcObj->userlink ;
2062                 $r .= $rcObj->usertalklink ;
2063
2064                 # Comment
2065                 if ( $rc_comment != "" && $rc_type != RC_MOVE ) {
2066                         $rc_comment=$this->formatComment($rc_comment);
2067                         $r .= $wgLang->emphasize( " (".$rc_comment.")" );
2068                 }
2069
2070                 $r .= "<br />\n" ;
2071                 return $r ;
2072         }
2073
2074         # Enhanced RC group
2075         function recentChangesBlockGroup ( $block )
2076         {
2077                 global $wgStylePath, $wgLang ;
2078
2079                 $r = "" ;
2080                 $M = wfMsg( "minoreditletter" );
2081                 $N = wfMsg( "newpageletter" );
2082
2083                 # Collate list of users
2084                 $isnew = false ;
2085                 $userlinks = array () ;
2086                 foreach ( $block AS $rcObj ) {
2087                         $oldid = $rcObj->mAttribs['rc_last_oldid'];
2088                         if ( $rcObj->mAttribs['rc_new'] ) $isnew = true ;
2089                         $u = $rcObj->userlink ;
2090                         if ( !isset ( $userlinks[$u] ) ) $userlinks[$u] = 0 ;
2091                         $userlinks[$u]++ ;
2092                 }
2093
2094                 # Sort the list and convert to text
2095                 krsort ( $userlinks ) ;
2096                 asort ( $userlinks ) ;
2097                 $users = array () ;
2098                 foreach ( $userlinks as $userlink => $count) {
2099                         $text = $userlink ;
2100                         if ( $count > 1 ) $text .= " ({$count}&times;)" ;
2101                         array_push ( $users , $text ) ;
2102                 }
2103                 $users = " <font size='-1'>[".implode("; ",$users)."]</font>" ;
2104
2105                 # Arrow
2106                 $rci = "RCI{$this->rcCacheIndex}" ;
2107                 $rcl = "RCL{$this->rcCacheIndex}" ;
2108                 $rcm = "RCM{$this->rcCacheIndex}" ;
2109                 $toggleLink = "javascript:toggleVisibility(\"{$rci}\",\"{$rcm}\",\"{$rcl}\")" ;
2110                 $arrowdir = $wgLang->isRTL() ? "l" : "r";
2111                 $tl  = "<span id='{$rcm}'><a href='$toggleLink'><img src='{$wgStylePath}/images/Arr_{$arrowdir}.png' width='12' height='12' /></a></span>" ;
2112                 $tl .= "<span id='{$rcl}' style='display:none'><a href='$toggleLink'><img src='{$wgStylePath}/images/Arr_d.png' width='12' height='12' /></a></span>" ;
2113                 $r .= $tl ;
2114
2115                 # Main line
2116                 # M/N
2117                 $r .= "<tt>" ;
2118                 if ( $isnew ) $r .= $N ;
2119                 else $r .= "&nbsp;" ;
2120                 $r .= "&nbsp;" ; # Minor
2121
2122                 # Timestamp
2123                 $r .= " ".$block[0]->timestamp." " ;
2124                 $r .= "</tt>" ;
2125
2126                 # Article link
2127                 $link = $block[0]->link ;
2128                 if ( $block[0]->watched ) $link = "<strong>{$link}</strong>" ;
2129                 $r .= $link ;
2130
2131                 $curIdEq = "curid=" . $block[0]->mAttribs['rc_cur_id'];
2132                 if ( $block[0]->mAttribs['rc_type'] != RC_LOG ) {
2133                         # Changes
2134                         $r .= " (".count($block)." " ;
2135                         if ( $isnew ) $r .= wfMsg("changes");
2136                         else $r .= $this->makeKnownLinkObj( $block[0]->getTitle() , wfMsg("changes") ,
2137                                 "{$curIdEq}&diff=0&oldid=".$oldid ) ;
2138                         $r .= "; " ;
2139
2140                         # History
2141                         $r .= $this->makeKnownLinkObj( $block[0]->getTitle(), wfMsg( "history" ), "{$curIdEq}&action=history" );
2142                         $r .= ")" ;
2143                 }
2144
2145                 $r .= $users ;
2146                 $r .= "<br />\n" ;
2147
2148                 # Sub-entries
2149                 $r .= "<div id='{$rci}' style='display:none'>" ;
2150                 foreach ( $block AS $rcObj ) {
2151                         # Get rc_xxxx variables
2152                         extract( $rcObj->mAttribs );
2153
2154                         $r .= "<img src='{$wgStylePath}/images/Arr_.png' width=12 height=12 />";
2155                         $r .= "<tt>&nbsp; &nbsp; &nbsp; &nbsp;" ;
2156                         if ( $rc_new ) $r .= $N ;
2157                         else $r .= "&nbsp;" ;
2158                         if ( $rc_minor ) $r .= $M ;
2159                         else $r .= "&nbsp;" ;
2160                         $r .= "</tt>" ;
2161
2162                         $o = "" ;
2163                         if ( $rc_last_oldid != 0 ) {
2164                                 $o = "oldid=".$rc_last_oldid ;
2165                         }
2166                         if ( $rc_type == RC_LOG ) {
2167                                 $link = $rcObj->timestamp ;
2168                         } else {
2169                                 $link = $this->makeKnownLinkObj( $rcObj->getTitle(), $rcObj->timestamp , "{$curIdEq}&$o" ) ;
2170                         }
2171                         $link = "<tt>{$link}</tt>" ;
2172
2173                         $r .= $link ;
2174                         $r .= " (" ;
2175                         $r .= $rcObj->curlink ;
2176                         $r .= "; " ;
2177                         $r .= $rcObj->lastlink ;
2178                         $r .= ") . . ".$rcObj->userlink ;
2179                         $r .= $rcObj->usertalklink ;
2180                         if ( $rc_comment != "" ) {
2181                                 $rc_comment=$this->formatComment($rc_comment);
2182                                 $r .= $wgLang->emphasize( " (".$rc_comment.")" ) ;
2183                         }
2184                         $r .= "<br />\n" ;
2185                 }
2186                 $r .= "</div>\n" ;
2187
2188                 $this->rcCacheIndex++ ;
2189                 return $r ;
2190         }
2191
2192         # If enhanced RC is in use, this function takes the previously cached
2193         # RC lines, arranges them, and outputs the HTML
2194         function recentChangesBlock ()
2195         {
2196                 global $wgStylePath ;
2197                 if ( count ( $this->rc_cache ) == 0 ) return "" ;
2198                 $blockOut = "";
2199                 foreach ( $this->rc_cache AS $secureName => $block ) {
2200                         if ( count ( $block ) < 2 ) {
2201                                 $blockOut .= $this->recentChangesBlockLine ( array_shift ( $block ) ) ;
2202                         } else {
2203                                 $blockOut .= $this->recentChangesBlockGroup ( $block ) ;
2204                         }
2205                 }
2206
2207                 return "<div>{$blockOut}</div>" ;
2208         }
2209
2210         # Called in a loop over all displayed RC entries
2211         # Either returns the line, or caches it for later use
2212         function recentChangesLine( &$rc, $watched = false )
2213         {
2214                 global $wgUser ;
2215                 $usenew = $wgUser->getOption( "usenewrc" );
2216                 if ( $usenew )
2217                         $line = $this->recentChangesLineNew ( $rc, $watched ) ;
2218                 else
2219                         $line = $this->recentChangesLineOld ( $rc, $watched ) ;
2220                 return $line ;
2221         }
2222
2223         function recentChangesLineOld( &$rc, $watched = false )
2224         {
2225                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2226
2227                 # Extract DB fields into local scope
2228                 extract( $rc->mAttribs );
2229                 $curIdEq = "curid=" . $rc_cur_id;
2230
2231                 # Make date header if necessary
2232                 $date = $wgLang->date( $rc_timestamp, true);
2233                 $s = "";
2234                 if ( $date != $this->lastdate ) {
2235                         if ( "" != $this->lastdate ) { $s .= "</ul>\n"; }
2236                         $s .= "<h4>{$date}</h4>\n<ul class='special'>";
2237                         $this->lastdate = $date;
2238                         $this->rclistOpen = true;
2239                 }
2240                 $s .= "<li> ";
2241
2242                 if ( $rc_type == RC_MOVE ) {
2243                         # Diff
2244                         $s .= "(" . wfMsg( "diff" ) . ") (";
2245                         # Hist
2246                         $s .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), wfMsg( "hist" ), "action=history" ) .
2247                                 ") . . ";
2248
2249                         # "[[x]] moved to [[y]]"
2250
2251                         $s .= wfMsg( "1movedto2", $this->makeKnownLinkObj( $rc->getTitle(), "", "redirect=no" ),
2252                                 $this->makeKnownLinkObj( $rc->getMovedToTitle(), "" ) );
2253
2254                 } else {
2255                         # Diff link
2256                         if ( $rc_type == RC_NEW || $rc_type == RC_LOG ) {
2257                                 $diffLink = wfMsg( "diff" );
2258                         } else {
2259                                 $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "diff" ),
2260                                   "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}"  ,'' ,'' , ' tabindex="'.$rc->counter.'"');
2261                         }
2262                         $s .= "($diffLink) (";
2263
2264                         # History link
2265                         $s .= $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "hist" ), "{$curIdEq}&action=history" );
2266                         $s .= ") . . ";
2267
2268                         # M and N (minor and new)
2269                         $M = wfMsg( "minoreditletter" );
2270                         $N = wfMsg( "newpageletter" );
2271                         if ( $rc_minor ) { $s .= " <strong>{$M}</strong>"; }
2272                         if ( $rc_type == RC_NEW ) { $s .= "<strong>{$N}</strong>"; }
2273
2274                         # Article link
2275                         $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), "" );
2276
2277                         if ( $watched ) {
2278                                 $articleLink = "<strong>{$articleLink}</strong>";
2279                         }
2280                         $s .= " $articleLink";
2281
2282                 }
2283
2284                 # Timestamp
2285                 $s .= "; " . $wgLang->time( $rc_timestamp, true, $wgRCSeconds ) . " . . ";
2286
2287                 # User link (or contributions for unregistered users)
2288                 if ( 0 == $rc_user ) {
2289                         $userLink = $this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
2290                         $rc_user_text, "target=" . $rc_user_text );
2291                 } else {
2292                         $userLink = $this->makeLink( $wgLang->getNsText( NS_USER ) . ":{$rc_user_text}", $rc_user_text );
2293                 }
2294                 $s .= $userLink;
2295
2296                 # User talk link
2297                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2298                 global $wgDisableAnonTalk;
2299                 if( 0 == $rc_user && $wgDisableAnonTalk ) {
2300                         $userTalkLink = "";
2301                 } else {
2302                         $utns=$wgLang->getNsText(NS_USER_TALK);
2303                         $userTalkLink= $this->makeLink($utns . ":{$rc_user_text}", $talkname );
2304                 }
2305                 # Block link
2306                 $blockLink="";
2307                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2308                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2309                           "Blockip" ), wfMsg( "blocklink" ), "ip={$rc_user_text}" );
2310
2311                 }
2312                 if($blockLink) {
2313                         if($userTalkLink) $userTalkLink .= " | ";
2314                         $userTalkLink .= $blockLink;
2315                 }
2316                 if($userTalkLink) $s.=" ({$userTalkLink})";
2317
2318                 # Add comment
2319                 if ( "" != $rc_comment && "*" != $rc_comment && $rc_type != RC_MOVE ) {
2320                         $rc_comment=$this->formatComment($rc_comment);
2321                         $s .= $wgLang->emphasize(" (" . $rc_comment . ")");
2322                 }
2323                 $s .= "</li>\n";
2324
2325                 return $s;
2326         }
2327
2328 #       function recentChangesLineNew( $ts, $u, $ut, $ns, $ttl, $c, $isminor, $isnew, $watched = false, $oldid = 0 , $diffid = 0 )
2329         function recentChangesLineNew( &$baseRC, $watched = false )
2330         {
2331                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2332
2333                 # Create a specialised object
2334                 $rc = RCCacheEntry::newFromParent( $baseRC ) ;
2335
2336                 # Extract fields from DB into the function scope (rc_xxxx variables)
2337                 extract( $rc->mAttribs );
2338                 $curIdEq = "curid=" . $rc_cur_id;
2339
2340                 # If it's a new day, add the headline and flush the cache
2341                 $date = $wgLang->date( $rc_timestamp, true);
2342                 $ret = "" ;
2343                 if ( $date != $this->lastdate ) {
2344                         # Process current cache
2345                         $ret = $this->recentChangesBlock () ;
2346                         $this->rc_cache = array() ;
2347                         $ret .= "<h4>{$date}</h4>\n";
2348                         $this->lastdate = $date;
2349                 }
2350
2351                 # Make article link
2352                 if ( $rc_type == RC_MOVE ) {
2353                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), "", "redirect=no" );
2354                         $clink .= " " . wfMsg("movedto") . " ";
2355                         $clink .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), "" );
2356                 } else {
2357                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), "" ) ;
2358                 }
2359
2360                 $time = $wgLang->time( $rc_timestamp, true, $wgRCSeconds );
2361                 $rc->watched = $watched ;
2362                 $rc->link = $clink ;
2363                 $rc->timestamp = $time;
2364
2365                 # Make "cur" link
2366                 if ( ( $rc_type == RC_NEW && $rc_this_oldid == 0 ) || $rc_type == RC_LOG || $rc_type == RC_MOVE) {
2367                         $curLink = wfMsg( "cur" );
2368                 } else {
2369                         $curLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "cur" ),
2370                           "{$curIdEq}&diff=0&oldid={$rc_this_oldid}" ,'' ,'' , ' tabindex="'.$baseRC->counter.'"' );
2371                 }
2372
2373                 # Make "last" link
2374                 $titleObj = $rc->getTitle();
2375                 if ( $rc_last_oldid == 0 || $rc_type == RC_LOG || $rc_type == RC_MOVE ) {
2376                         $lastLink = wfMsg( "last" );
2377                 } else {
2378                         $lastLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( "last" ),
2379                           "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}" );
2380                 }
2381
2382                 # Make user link (or user contributions for unregistered users)
2383                 if ( 0 == $rc_user ) {
2384                         $userLink = $this->makeKnownLink( $wgLang->specialPage( "Contributions" ),
2385                         $rc_user_text, "target=" . $rc_user_text );
2386                 } else {
2387                         $userLink = $this->makeLink( $wgLang->getNsText(
2388                           Namespace::getUser() ) . ":{$rc_user_text}", $rc_user_text );
2389                 }
2390
2391                 $rc->userlink = $userLink ;
2392                 $rc->lastlink = $lastLink ;
2393                 $rc->curlink = $curLink ;
2394
2395                 # Make user talk link
2396                 $utns=$wgLang->getNsText(NS_USER_TALK);
2397                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2398                 $userTalkLink= $this->makeLink($utns . ":{$rc_user_text}", $talkname );
2399
2400                 global $wgDisableAnonTalk;
2401                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2402                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2403                           "Blockip" ), wfMsg( "blocklink" ), "ip={$rc_user_text}" );
2404                         if( $wgDisableAnonTalk )
2405                                 $rc->usertalklink = " ({$blockLink})";
2406                         else
2407                                 $rc->usertalklink = " ({$userTalkLink} | {$blockLink})";
2408                 } else {
2409                         if( $wgDisableAnonTalk && ($rc_user == 0) )
2410                                 $rc->usertalklink = "";
2411                         else
2412                                 $rc->usertalklink = " ({$userTalkLink})";
2413                 }
2414
2415                 # Put accumulated information into the cache, for later display
2416                 # Page moves go on their own line
2417                 $title = $rc->getTitle();
2418                 $secureName = $title->getPrefixedDBkey();
2419                 if ( $rc_type == RC_MOVE ) {
2420                         # Use an @ character to prevent collision with page names
2421                         $this->rc_cache["@@" . ($this->rcMoveIndex++)] = array($rc);
2422                 } else {
2423                         if ( !isset ( $this->rc_cache[$secureName] ) ) $this->rc_cache[$secureName] = array() ;
2424                         array_push ( $this->rc_cache[$secureName] , $rc ) ;
2425                 }
2426                 return $ret;
2427         }
2428
2429         function endImageHistoryList()
2430         {
2431                 $s = "</ul>\n";
2432                 return $s;
2433         }
2434
2435         /* This function is called by all recent changes variants, by the page history,
2436            and by the user contributions list. It is responsible for formatting edit
2437            comments. It escapes any HTML in the comment, but adds some CSS to format
2438            auto-generated comments (from section editing) and formats [[wikilinks]].
2439            Main author: Erik Möller (moeller@scireview.de)
2440         */
2441         function formatComment($comment)
2442         {
2443                 global $wgLang;
2444                 $comment=wfEscapeHTML($comment);
2445
2446                 # The pattern for autogen comments is / * foo * /, which makes for
2447                 # some nasty regex.
2448                 # We look for all comments, match any text before and after the comment,
2449                 # add a separator where needed and format the comment itself with CSS
2450                 while (preg_match("/(.*)\/\*\s*(.*?)\s*\*\/(.*)/", $comment,$match)) {
2451                         $pre=$match[1];
2452                         $auto=$match[2];
2453                         $post=$match[3];
2454                         $sep="-";
2455                         if($pre) { $auto="$sep ".$auto; }
2456                         if($post) { $auto.=" $sep"; }
2457                         $auto="<span class=\"autocomment\">".$auto."</span>";
2458                         $comment=$pre.$auto.$post;
2459                 }
2460
2461                 # format regular and media links - all other wiki formatting
2462                 # is ignored
2463                 while(preg_match("/\[\[(.*?)(\|(.*?))*\]\]/",$comment,$match)) {
2464
2465                         $medians = $wgLang->getNsText(Namespace::getMedia());
2466                         $func="makeLink";
2467                         if(preg_match("/^".$medians."/i",$match[1])) {
2468                                 $func="makeMediaLink";
2469                         }
2470                         if(isset($match[3]) ) {
2471                                 $comment=
2472                                 preg_replace("/\[\[(.*?)\]\]/",
2473                                 $this->$func($match[1],$match[3]),$comment,1);
2474                         } else {
2475                                 $comment=
2476                                 preg_replace("/\[\[(.*?)\]\]/",
2477                                 $this->$func($match[1],$match[1]),$comment,1);
2478                         }
2479                 }
2480
2481                 return $comment;
2482
2483         }
2484
2485         function imageHistoryLine( $iscur, $timestamp, $img, $user, $usertext, $size, $description )
2486         {
2487                 global $wgUser, $wgLang, $wgTitle;
2488
2489                 $datetime = $wgLang->timeanddate( $timestamp, true );
2490                 $del = wfMsg( "deleteimg" );
2491                 $cur = wfMsg( "cur" );
2492
2493                 if ( $iscur ) {
2494                         $url = Image::wfImageUrl( $img );
2495                         $rlink = $cur;
2496                         if ( $wgUser->isSysop() ) {
2497                                 $link = $wgTitle->escapeLocalURL( "image=" . $wgTitle->getPartialURL() .
2498                                   "&action=delete" );
2499                                 $style = $this->getInternalLinkAttributes( $link, $del );
2500
2501                                 $dlink = "<a href=\"{$link}\"{$style}>{$del}</a>";
2502                         } else {
2503                                 $dlink = $del;
2504                         }
2505                 } else {
2506                         $url = wfEscapeHTML( wfImageArchiveUrl( $img ) );
2507                         if( $wgUser->getID() != 0 ) {
2508                                 $rlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2509                                            wfMsg( "revertimg" ), "action=revert&oldimage=" .
2510                                            urlencode( $img ) );
2511                                 $dlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2512                                            $del, "action=delete&oldimage=" . urlencode( $img ) );
2513                         } else {
2514                                 # Having live active links for non-logged in users
2515                                 # means that bots and spiders crawling our site can
2516                                 # inadvertently change content. Baaaad idea.
2517                                 $rlink = wfMsg( "revertimg" );
2518                                 $dlink = $del;
2519                         }
2520                 }
2521                 if ( 0 == $user ) {
2522                         $userlink = $usertext;
2523                 } else {
2524                         $userlink = $this->makeLink( $wgLang->getNsText( Namespace::getUser() ) .
2525                                        ":{$usertext}", $usertext );
2526                 }
2527                 $nbytes = wfMsg( "nbytes", $size );
2528                 $style = $this->getInternalLinkAttributes( $url, $datetime );
2529
2530                 $s = "<li> ({$dlink}) ({$rlink}) <a href=\"{$url}\"{$style}>{$datetime}</a>"
2531                   . " . . {$userlink} ({$nbytes})";
2532
2533                 if ( "" != $description && "*" != $description ) {
2534                         $sk=$wgUser->getSkin();
2535                         $s .= $wgLang->emphasize(" (" . $sk->formatComment($description) . ")");
2536                 }
2537                 $s .= "</li>\n";
2538                 return $s;
2539         }
2540
2541         function tocIndent($level) {
2542                 return str_repeat( "<div class='tocindent'>\n", $level>0 ? $level : 0 );
2543         }
2544
2545         function tocUnindent($level) {
2546                 return str_repeat( "</div>\n", $level>0 ? $level : 0 );
2547         }
2548
2549         # parameter level defines if we are on an indentation level
2550         function tocLine( $anchor, $tocline, $level ) {
2551                 $link = "<a href=\"#$anchor\">$tocline</a><br />";
2552                 if($level) {
2553                         return "$link\n";
2554                 } else {
2555                         return "<div class='tocline'>$link</div>\n";
2556                 }
2557
2558         }
2559
2560         function tocTable($toc) {
2561                 # note to CSS fanatics: putting this in a div does not work -- div won't auto-expand
2562                 # try min-width & co when somebody gets a chance
2563                 $hideline = " <script type='text/javascript'>showTocToggle(\"" . addslashes( wfMsg("showtoc") ) . "\",\"" . addslashes( wfMsg("hidetoc") ) . "\")</script>";
2564                 return
2565                 "<table border=\"0\" id=\"toc\"><tr><td align=\"center\">\n".
2566                 "<b>".wfMsg("toc")."</b>" .
2567                 $hideline .
2568                 "</td></tr><tr id='tocinside'><td>\n".
2569                 $toc."</td></tr></table>\n";
2570         }
2571
2572         # These two do not check for permissions: check $wgTitle->userCanEdit before calling them
2573         function editSectionScript( $section, $head ) {
2574                 global $wgTitle, $wgRequest;
2575                 if( $wgRequest->getInt( "oldid" ) && ( $wgRequest->getVal( "diff" ) != "0" ) ) {
2576                         return $head;
2577                 }
2578                 $url = $wgTitle->escapeLocalURL( "action=edit&section=$section" );
2579                 return "<span oncontextmenu='document.location=\"$url\";return false;'>{$head}</span>";
2580         }
2581
2582         function editSectionLink( $section ) {
2583                 global $wgRequest;
2584                 global $wgTitle, $wgUser, $wgLang;
2585
2586                 if( $wgRequest->getInt( "oldid" ) && ( $wgRequest->getVal( "diff" ) != "0" ) ) {
2587                         # Section edit links would be out of sync on an old page.
2588                         # But, if we're diffing to the current page, they'll be
2589                         # correct.
2590                         return "";
2591                 }
2592
2593                 $editurl = "&section={$section}";
2594                 $url = $this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg("editsection"),"action=edit".$editurl);
2595
2596                 if( $wgLang->isRTL() ) {
2597                         $farside = "left";
2598                         $nearside = "right";
2599                 } else {
2600                         $farside = "right";
2601                         $nearside = "left";
2602                 }
2603                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2604
2605         }
2606
2607         // This function is called by EditPage.php and shows a bulletin board style
2608         // toolbar for common editing functions. It can be disabled in the user preferences.
2609         // The necsesary JavaScript code can be found in style/wikibits.js.
2610         function getEditToolbar() {
2611                 global $wgStylePath, $wgLang, $wgMimeType;
2612
2613                 // toolarray an array of arrays which each include the filename of
2614                 // the button image (without path), the opening tag, the closing tag,
2615                 // and optionally a sample text that is inserted between the two when no
2616                 // selection is highlighted.
2617                 // The tip text is shown when the user moves the mouse over the button.
2618
2619                 // Already here are accesskeys (key), which are not used yet until someone
2620                 // can figure out a way to make them work in IE. However, we should make
2621                 // sure these keys are not defined on the edit page.
2622                 $toolarray=array(
2623                         array(  "image"=>"button_bold.png",
2624                                 "open"=>"\'\'\'",
2625                                 "close"=>"\'\'\'",
2626                                 "sample"=>wfMsg("bold_sample"),
2627                                 "tip"=>wfMsg("bold_tip"),
2628                                 "key"=>"B"
2629                                 ),
2630                         array(  "image"=>"button_italic.png",
2631                                 "open"=>"\'\'",
2632                                 "close"=>"\'\'",
2633                                 "sample"=>wfMsg("italic_sample"),
2634                                 "tip"=>wfMsg("italic_tip"),
2635                                 "key"=>"I"
2636                                 ),
2637                         array(  "image"=>"button_link.png",
2638                                 "open"=>"[[",
2639                                 "close"=>"]]",
2640                                 "sample"=>wfMsg("link_sample"),
2641                                 "tip"=>wfMsg("link_tip"),
2642                                 "key"=>"L"
2643                                 ),
2644                         array(  "image"=>"button_extlink.png",
2645                                 "open"=>"[",
2646                                 "close"=>"]",
2647                                 "sample"=>wfMsg("extlink_sample"),
2648                                 "tip"=>wfMsg("extlink_tip"),
2649                                 "key"=>"X"
2650                                 ),
2651                         array(  "image"=>"button_headline.png",
2652                                 "open"=>"\\n== ",
2653                                 "close"=>" ==\\n",
2654                                 "sample"=>wfMsg("headline_sample"),
2655                                 "tip"=>wfMsg("headline_tip"),
2656                                 "key"=>"H"
2657                                 ),
2658                         array(  "image"=>"button_image.png",
2659                                 "open"=>"[[".$wgLang->getNsText(NS_IMAGE).":",
2660                                 "close"=>"]]",
2661                                 "sample"=>wfMsg("image_sample"),
2662                                 "tip"=>wfMsg("image_tip"),
2663                                 "key"=>"D"
2664                                 ),
2665                         array(  "image"=>"button_media.png",
2666                                 "open"=>"[[".$wgLang->getNsText(NS_MEDIA).":",
2667                                 "close"=>"]]",
2668                                 "sample"=>wfMsg("media_sample"),
2669                                 "tip"=>wfMsg("media_tip"),
2670                                 "key"=>"M"
2671                                 ),
2672                         array(  "image"=>"button_math.png",
2673                                 "open"=>"\\<math\\>",
2674                                 "close"=>"\\</math\\>",
2675                                 "sample"=>wfMsg("math_sample"),
2676                                 "tip"=>wfMsg("math_tip"),
2677                                 "key"=>"C"
2678                                 ),
2679                         array(  "image"=>"button_nowiki.png",
2680                                 "open"=>"\\<nowiki\\>",
2681                                 "close"=>"\\</nowiki\\>",
2682                                 "sample"=>wfMsg("nowiki_sample"),
2683                                 "tip"=>wfMsg("nowiki_tip"),
2684                                 "key"=>"N"
2685                                 ),
2686                         array(  "image"=>"button_sig.png",
2687                                 "open"=>"--~~~~",
2688                                 "close"=>"",
2689                                 "sample"=>"",
2690                                 "tip"=>wfMsg("sig_tip"),
2691                                 "key"=>"Y"
2692                                 ),
2693                         array(  "image"=>"button_hr.png",
2694                                 "open"=>"\\n----\\n",
2695                                 "close"=>"",
2696                                 "sample"=>"",
2697                                 "tip"=>wfMsg("hr_tip"),
2698                                 "key"=>"R"
2699                                 )
2700                 );
2701                 $toolbar ="<script type='text/javascript'>\n/*<![CDATA[*/\n";
2702
2703                 $toolbar.="document.writeln(\"<div id='toolbar'>\");\n";
2704                 foreach($toolarray as $tool) {
2705
2706                         $image=$wgStylePath."/images/".$tool["image"];
2707                         $open=$tool["open"];
2708                         $close=$tool["close"];
2709                         $sample = addslashes( $tool["sample"] );
2710
2711                         // Note that we use the tip both for the ALT tag and the TITLE tag of the image.
2712                         // Older browsers show a "speedtip" type message only for ALT.
2713                         // Ideally these should be different, realistically they
2714                         // probably don't need to be.
2715                         $tip = addslashes( $tool["tip"] );
2716
2717                         #$key = $tool["key"];
2718
2719                         $toolbar.="addButton('$image','$tip','$open','$close','$sample');\n";
2720                 }
2721
2722                 $toolbar.="addInfobox('" . addslashes( wfMsg( "infobox" ) ) . "','" . addslashes(wfMsg("infobox_alert")) . "');\n";
2723                 $toolbar.="document.writeln(\"</div>\");\n";
2724
2725                 $toolbar.="/*]]>*/\n</script>";
2726                 return $toolbar;
2727         }
2728
2729 }
2730
2731 require_once( "SkinStandard.php" );
2732 require_once( "SkinNostalgia.php" );
2733 require_once( "SkinCologneBlue.php" );
2734
2735 if( $wgUsePHPTal ) {
2736         require_once( "SkinPHPTal.php" );
2737 }
2738
2739
2740 ?>