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         function getSkinName() {
  67                 return "standard";
  68         }
  69
  70         function qbSetting()
  71         {
  72                 global $wgOut, $wgUser;
  73
  74                 if ( $wgOut->isQuickbarSuppressed() ) { return 0; }
  75                 $q = $wgUser->getOption( 'quickbar' );
  76                 if ( '' == $q ) { $q = 0; }
  77                 return $q;
  78         }
  79
  80         function initPage( &$out )
  81         {
  82                 $fname = 'Skin::initPage';
  83                 wfProfileIn( $fname );
  84
  85                 $out->addLink( array( 'rel' => 'shortcut icon', 'href' => '/favicon.ico' ) );
  86
  87                 $this->addMetadataLinks($out);
  88
  89                 wfProfileOut( $fname );
  90         }
  91
  92         function addMetadataLinks( &$out ) {
  93                 global $wgTitle, $wgEnableDublinCoreRdf, $wgEnableCreativeCommonsRdf, $wgRdfMimeType, $action;
  94                 global $wgRightsPage, $wgRightsUrl;
  95
  96                 if( $out->isArticleRelated() ) {
  97                         # note: buggy CC software only reads first "meta" link
  98                         if( $wgEnableCreativeCommonsRdf ) {
  99                                 $out->addMetadataLink( array(
 100                                         'title' => 'Creative Commons',
 101                                         'type' => 'application/rdf+xml',
 102                                         'href' => $wgTitle->getLocalURL( 'action=creativecommons') ) );
 103                         }
 104                         if( $wgEnableDublinCoreRdf ) {
 105                                 $out->addMetadataLink( array(
 106                                         'title' => 'Dublin Core',
 107                                         'type' => 'application/rdf+xml',
 108                                         'href' => $wgTitle->getLocalURL( 'action=dublincore' ) ) );
 109                         }
 110                 }
 111                 $copyright = '';
 112                 if( $wgRightsPage ) {
 113                         $copy = Title::newFromText( $wgRightsPage );
 114                         if( $copy ) {
 115                                 $copyright = $copy->getLocalURL();
 116                         }
 117                 }
 118                 if( !$copyright && $wgRightsUrl ) {
 119                         $copyright = $wgRightsUrl;
 120                 }
 121                 if( $copyright ) {
 122                         $out->addLink( array(
 123                                 'rel' => 'copyright',
 124                                 'href' => $copyright ) );
 125                 }
 126         }
 127
 128         function outputPage( &$out ) {
 129                 global $wgDebugComments;
 130
 131                 wfProfileIn( 'Skin::outputPage' );
 132                 $this->initPage( $out );
 133                 $out->out( $out->headElement() );
 134
 135                 $out->out( "\n<body" );
 136                 $ops = $this->getBodyOptions();
 137                 foreach ( $ops as $name => $val ) {
 138                         $out->out( " $name='$val'" );
 139                 }
 140                 $out->out( ">\n" );
 141                 if ( $wgDebugComments ) {
 142                         $out->out( "<!-- Wiki debugging output:\n" .
 143                           $out->mDebugtext . "-->\n" );
 144                 }
 145                 $out->out( $this->beforeContent() );
 146
 147                 $out->out( $out->mBodytext . "\n" );
 148
 149                 $out->out( $this->afterContent() );
 150
 151                 wfProfileClose();
 152                 $out->out( $out->reportTime() );
 153
 154                 $out->out( "\n</body></html>" );
 155         }
 156
 157         function getHeadScripts() {
 158                 global $wgStylePath, $wgUser, $wgLang;
 159                 $r = "<script type=\"text/javascript\" src=\"{$wgStylePath}/wikibits.js\"></script>\n";
 160                 if( $wgUser->getID() != 0 ) { # logged in
 161                         $userpage = $wgLang->getNsText( Namespace::getUser() ) . ":" . $wgUser->getName();
 162                         $userjs = htmlspecialchars($this->makeUrl($userpage.'/'.$this->getSkinName().'.js', 'action=raw&ctype=text/javascript'));
 163                         $r .= '<script type="text/javascript" src="'.$userjs."\"></script>\n";
 164                 }
 165                 return $r;
 166         }
 167
 168         # get the user/site-specific stylesheet, SkinPHPTal called from RawPage.php (settings are cached that way)
 169         function getUserStylesheet() {
 170                 global $wgOut, $wgStylePath, $wgLang, $wgUser, $wgRequest, $wgTitle;
 171                 $sheet = $this->getStylesheet();
 172                 $action = $wgRequest->getText('action');
 173                 $s = "@import url(\"$wgStylePath/$sheet\");\n";
 174                 if($wgLang->isRTL()) $s .= "@import url(\"$wgStylePath/common_rtl.css\");\n";
 175                 if( $wgUser->getID() != 0 ) { # logged in
 176                         if($wgTitle->isCssSubpage() and $action == 'submit' and  $wgTitle->userCanEditCssJsSubpage()) {
 177                                 $s .= '@import url('.$this->makeUrl('-','action=raw&gen=css&smaxage=0&maxage=0').');'."\n";
 178                                 $s .= $wgRequest->getText('wpTextbox1');
 179                         } else {
 180                                 $s .= '@import url('.$this->makeUrl('-','action=raw&gen=css&smaxage=0&maxage=0').');'."\n";
 181                                 $userpage = $wgLang->getNsText( Namespace::getUser() ) . ":" . $wgUser->getName();
 182                                 $s.= '@import url("'.$this->makeUrl($userpage.'/'.$this->getSkinName(), 'action=raw&ctype=text/css').'");'."\n";
 183                         }
 184                 }
 185                 $s .= $this->doGetUserStyles();
 186                 return $s."\n";
 187         }
 188         # placeholder, returns generated js in monobook
 189         function getUserJs() {
 190                 return;
 191         }
 192
 193         function getUserStyles()
 194         {
 195                 global $wgOut, $wgStylePath, $wgLang;
 196                 $s = "<style type='text/css'>\n";
 197                 $s .= "/*/*/\n"; # <-- Hide the styles from Netscape 4 without hiding them from IE/Mac
 198                 $s .= $this->getUserStylesheet();
 199                 $s .= "/* */\n";
 200                 $s .= "</style>\n";
 201                 return $s;
 202         }
 203
 204         function doGetUserStyles()
 205         {
 206                 global $wgUser;
 207
 208                 $s = '';
 209                 if ( 1 == $wgUser->getOption( 'underline' ) ) {
 210                         # Don't override browser settings
 211                 } else {
 212                         # CHECK MERGE @@@
 213                         # Force no underline
 214                         $s .= 'a { ' .
 215                           "text-decoration: none; }\n";
 216                 }
 217                 if ( 1 == $wgUser->getOption( 'highlightbroken' ) ) {
 218                         $s .= "a.new, #quickbar a.new { color: #CC2200; }\n";
 219                 }
 220                 if ( 1 == $wgUser->getOption( 'justify' ) ) {
 221                         $s .= "#article { text-align: justify; }\n";
 222                 }
 223                 return $s;
 224         }
 225
 226         function getBodyOptions()
 227         {
 228                 global $wgUser, $wgTitle, $wgNamespaceBackgrounds, $wgOut, $wgRequest;
 229
 230                 extract( $wgRequest->getValues( 'oldid', 'redirect', 'diff' ) );
 231
 232                 if ( 0 != $wgTitle->getNamespace() ) {
 233                         $a = array( 'bgcolor' => '#ffffec' );
 234                 }
 235                 else $a = array( 'bgcolor' => '#FFFFFF' );
 236                 if($wgOut->isArticle() && $wgUser->getOption('editondblclick') &&
 237                   (!$wgTitle->isProtected() || $wgUser->isSysop()) ) {
 238                         $t = wfMsg( 'editthispage' );
 239                         $oid = $red = '';
 240                         if ( !empty($redirect) ) {
 241                                 $red = "&redirect={$redirect}";
 242                         }
 243                         if ( !empty($oldid) && ! isset( $diff ) ) {
 244                                 $oid = "&oldid={$oldid}";
 245                         }
 246                         $s = $wgTitle->getFullURL( "action=edit{$oid}{$red}" );
 247                         $s = 'document.location = "' .$s .'";';
 248                         $a += array ('ondblclick' => $s);
 249
 250                 }
 251                 $a['onload'] = $wgOut->getOnloadHandler();
 252                 return $a;
 253         }
 254
 255         function getExternalLinkAttributes( $link, $text, $class='' )
 256         {
 257                 global $wgUser, $wgOut, $wgLang;
 258
 259                 $link = urldecode( $link );
 260                 $link = $wgLang->checkTitleEncoding( $link );
 261                 $link = str_replace( '_', ' ', $link );
 262                 $link = wfEscapeHTML( $link );
 263
 264                 $r = ($class != '') ? " class='$class'" : " class='external'";
 265
 266                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 267                         $r .= " title=\"{$link}\"";
 268                 }
 269                 return $r;
 270         }
 271
 272         function getInternalLinkAttributes( $link, $text, $broken = false )
 273         {
 274                 global $wgUser, $wgOut;
 275
 276                 $link = urldecode( $link );
 277                 $link = str_replace( '_', ' ', $link );
 278                 $link = wfEscapeHTML( $link );
 279
 280                 if ( $broken == 'stub' ) {
 281                         $r = ' class="stub"';
 282                 } else if ( $broken == 'yes' ) {
 283                         $r = ' class="new"';
 284                 } else {
 285                         $r = '';
 286                 }
 287
 288                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 289                         $r .= " title=\"{$link}\"";
 290                 }
 291                 return $r;
 292         }
 293
 294         function getInternalLinkAttributesObj( &$nt, $text, $broken = false )
 295         {
 296                 global $wgUser, $wgOut;
 297
 298                 if ( $broken == 'stub' ) {
 299                         $r = ' class="stub"';
 300                 } else if ( $broken == 'yes' ) {
 301                         $r = ' class="new"';
 302                 } else {
 303                         $r = '';
 304                 }
 305
 306                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 307                         $r .= ' title ="' . $nt->getEscapedText() . '"';
 308                 }
 309                 return $r;
 310         }
 311
 312         function getLogo()
 313         {
 314                 global $wgLogo;
 315                 return $wgLogo;
 316         }
 317
 318         # This will be called immediately after the <body> tag.  Split into
 319         # two functions to make it easier to subclass.
 320         #
 321         function beforeContent()
 322         {
 323                 global $wgUser, $wgOut, $wgSiteNotice;
 324
 325                 if( $wgSiteNotice ) {
 326                         $note = "\n<div id='siteNotice'>$wgSiteNotice</div>\n";
 327                 } else {
 328                         $note = '';
 329                 }
 330                 return $this->doBeforeContent() . $note;
 331         }
 332
 333         function doBeforeContent()
 334         {
 335                 global $wgUser, $wgOut, $wgTitle, $wgLang;
 336                 $fname = 'Skin::doBeforeContent';
 337                 wfProfileIn( $fname );
 338
 339                 $s = '';
 340                 $qb = $this->qbSetting();
 341
 342                 if( $langlinks = $this->otherLanguages() ) {
 343                         $rows = 2;
 344                         $borderhack = '';
 345                 } else {
 346                         $rows = 1;
 347                         $langlinks = false;
 348                         $borderhack = 'class="top"';
 349                 }
 350
 351                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 352                   "<table border='0' cellspacing='0' width='98%'>\n<tr>\n";
 353
 354                 $shove = ($qb != 0);
 355                 $left = ($qb == 1 || $qb == 3);
 356                 if($wgLang->isRTL()) $left = !$left;
 357
 358                 if ( !$shove ) {
 359                         $s .= "<td class='top' align='left' valign='top' rowspan='{$rows}'>\n" .
 360                           $this->logoText() . '</td>';
 361                 } elseif( $left ) {
 362                         $s .= $this->getQuickbarCompensator( $rows );
 363                 }
 364                 $l = $wgLang->isRTL() ? 'right' : 'left';
 365                 $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 366
 367                 $s .= $this->topLinks() ;
 368                 $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 369
 370                 $r = $wgLang->isRTL() ? "left" : "right";
 371                 $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
 372                 $s .= $this->nameAndLogin();
 373                 $s .= "\n<br />" . $this->searchForm() . "</td>";
 374
 375                 if ( $langlinks ) {
 376                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 377                 }
 378
 379                 if ( $shove && !$left ) { # Right
 380                         $s .= $this->getQuickbarCompensator( $rows );
 381                 }
 382                 $s .= "</tr>\n</table>\n</div>\n";
 383                 $s .= "\n<div id='article'>\n";
 384
 385                 $s .= $this->pageTitle();
 386                 $s .= $this->pageSubtitle() ;
 387                 $s .= $this->getCategories();
 388                 wfProfileOut( $fname );
 389                 return $s;
 390         }
 391
 392         function getCategoryLinks () {
 393                 global $wgOut, $wgTitle, $wgUser, $wgParser;
 394                 global $wgUseCategoryMagic, $wgUseCategoryBrowser, $wgLang;
 395                 if( !$wgUseCategoryMagic ) return '' ;
 396                 if( count( $wgOut->mCategoryLinks ) == 0 ) return '';
 397                 if( !$wgOut->isArticle() ) return '';
 398
 399                 $t = implode ( ' | ' , $wgOut->mCategoryLinks ) ;
 400                 $s = $this->makeKnownLink( 'Special:Categories',
 401                         wfMsg( 'categories' ), 'article=' . urlencode( $wgTitle->getPrefixedDBkey() ) )
 402                         . ': ' . $t;
 403
 404                 if($wgUseCategoryBrowser) {
 405                         $s .= '<br/><hr/>';
 406                         $catstack = array();
 407                         $s.= $wgTitle->getAllParentCategories(&$catstack);
 408                 }
 409
 410                 return $s;
 411         }
 412
 413         function getCategories() {
 414                 $catlinks=$this->getCategoryLinks();
 415                 if(!empty($catlinks)) {
 416                         return "<p class='catlinks'>{$catlinks}</p>";
 417                 }
 418         }
 419
 420         function getQuickbarCompensator( $rows = 1 )
 421         {
 422                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 423         }
 424
 425         # This gets called immediately before the </body> tag.
 426         #
 427         function afterContent()
 428         {
 429                 global $wgUser, $wgOut, $wgServer;
 430                 global $wgTitle, $wgLang;
 431
 432                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 433                 return $printfooter . $this->doAfterContent();
 434         }
 435
 436         function printFooter() {
 437                 global $wgTitle;
 438                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 439                 return "<p>" . wfMsg( "retrievedfrom", "<a href=\"$url\">$url</a>" ) .
 440                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 441         }
 442
 443         function doAfterContent()
 444         {
 445                 global $wgUser, $wgOut, $wgLang;
 446                 $fname =  'Skin::doAfterContent';
 447                 wfProfileIn( $fname );
 448                 wfProfileIn( $fname.'-1' );
 449
 450                 $s = "\n</div><br style=\"clear:both\" />\n";
 451                 $s .= "\n<div id='footer'>";
 452                 $s .= '<table border="0" cellspacing="0"><tr>';
 453
 454                 wfProfileOut( $fname.'-1' );
 455                 wfProfileIn( $fname.'-2' );
 456
 457                 $qb = $this->qbSetting();
 458                 $shove = ($qb != 0);
 459                 $left = ($qb == 1 || $qb == 3);
 460                 if($wgLang->isRTL()) $left = !$left;
 461
 462                 if ( $shove && $left ) { # Left
 463                         $s .= $this->getQuickbarCompensator();
 464                 }
 465                 wfProfileOut( $fname.'-2' );
 466                 wfProfileIn( $fname.'-3' );
 467                 $l = $wgLang->isRTL() ? 'right' : 'left';
 468                 $s .= "<td class='bottom' align='$l' valign='top'>";
 469
 470                 $s .= $this->bottomLinks();
 471                 $s .= "\n<br />" . $this->mainPageLink()
 472                   . ' | ' . $this->aboutLink()
 473                   . ' | ' . $this->specialLink( 'recentchanges' )
 474                   . ' | ' . $this->searchForm()
 475                   . '<br /><span id="pagestats">' . $this->pageStats() . '</span>';
 476
 477                 $s .= "</td>";
 478                 if ( $shove && !$left ) { # Right
 479                         $s .= $this->getQuickbarCompensator();
 480                 }
 481                 $s .= "</tr></table>\n</div>\n</div>\n";
 482
 483                 wfProfileOut( $fname.'-3' );
 484                 wfProfileIn( $fname.'-4' );
 485                 if ( 0 != $qb ) { $s .= $this->quickBar(); }
 486                 wfProfileOut( $fname.'-4' );
 487                 wfProfileOut( $fname );
 488                 return $s;
 489         }
 490
 491         function pageTitleLinks()
 492         {
 493                 global $wgOut, $wgTitle, $wgUser, $wgLang, $wgUseApproval, $wgRequest;
 494
 495                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 496                 $action = $wgRequest->getText( 'action' );
 497
 498                 $s = $this->printableLink();
 499                 if ( wfMsg ( 'disclaimers' ) != '-' ) $s .= ' | ' . $this->makeKnownLink( wfMsg( 'disclaimerpage' ), wfMsg( 'disclaimers' ) ) ;
 500
 501                 if ( $wgOut->isArticleRelated() ) {
 502                         if ( $wgTitle->getNamespace() == Namespace::getImage() ) {
 503                                 $name = $wgTitle->getDBkey();
 504                                 $link = wfEscapeHTML( Image::wfImageUrl( $name ) );
 505                                 $style = $this->getInternalLinkAttributes( $link, $name );
 506                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 507                         }
 508                         # This will show the "Approve" link if $wgUseApproval=true;
 509                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 510                         {
 511                                 $t = $wgTitle->getDBkey();
 512                                 $name = 'Approve this article' ;
 513                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 514                                 #wfEscapeHTML( wfImageUrl( $name ) );
 515                                 $style = $this->getExternalLinkAttributes( $link, $name );
 516                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 517                         }
 518                 }
 519                 if ( 'history' == $action || isset( $diff ) || isset( $oldid ) ) {
 520                         $s .= ' | ' . $this->makeKnownLink( $wgTitle->getPrefixedText(),
 521                                         wfMsg( 'currentrev' ) );
 522                 }
 523
 524                 if ( $wgUser->getNewtalk() ) {
 525                 # do not show "You have new messages" text when we are viewing our
 526                 # own talk page
 527
 528                         if(!(strcmp($wgTitle->getText(),$wgUser->getName()) == 0 &&
 529                                                 $wgTitle->getNamespace()==Namespace::getTalk(Namespace::getUser()))) {
 530                                 $n =$wgUser->getName();
 531                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 532                                                         Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 533                                                 wfMsg('newmessageslink') );
 534                                 $s.= ' | <strong>'. wfMsg( 'newmessages', $tl ) . '</strong>';
 535                         }
 536                 }
 537
 538                 $undelete = $this->getUndeleteLink();
 539                 if( !empty( $undelete ) ) {
 540                         $s .= ' | '.$undelete;
 541                 }
 542                 return $s;
 543         }
 544
 545         function getUndeleteLink() {
 546                 global $wgUser, $wgTitle, $wgLang, $action;
 547                 if( $wgUser->isSysop() &&
 548                         (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 549                         ($n = $wgTitle->isDeleted() ) ) {
 550                         return wfMsg( 'thisisdeleted',
 551                                 $this->makeKnownLink(
 552                                         $wgLang->SpecialPage( 'Undelete/' . $wgTitle->getPrefixedDBkey() ),
 553                                         wfMsg( 'restorelink', $n ) ) );
 554                 }
 555                 return '';
 556         }
 557
 558         function printableLink()
 559         {
 560                 global $wgOut, $wgFeedClasses, $wgRequest;
 561
 562                 $baseurl = $_SERVER['REQUEST_URI'];
 563                 if( strpos( '?', $baseurl ) == false ) {
 564                         $baseurl .= '?';
 565                 } else {
 566                         $baseurl .= '&';
 567                 }
 568                 $baseurl = htmlspecialchars( $baseurl );
 569                 $printurl = $wgRequest->escapeAppendQuery( 'printable=yes' );
 570
 571                 $s = "<a href=\"$printurl\">" . wfMsg( 'printableversion' ) . '</a>';
 572                 if( $wgOut->isSyndicated() ) {
 573                         foreach( $wgFeedClasses as $format => $class ) {
 574                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 575                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 576                         }
 577                 }
 578                 return $s;
 579         }
 580
 581         function pageTitle()
 582         {
 583                 global $wgOut, $wgTitle, $wgUser;
 584
 585                 $s = '<h1 class="pagetitle">' . htmlspecialchars( $wgOut->getPageTitle() ) . '</h1>';
 586                 if($wgUser->getOption( 'editsectiononrightclick' ) && $wgTitle->userCanEdit()) { $s=$this->editSectionScript(0,$s);}
 587                 return $s;
 588         }
 589
 590         function pageSubtitle()
 591         {
 592                 global $wgOut;
 593
 594                 $sub = $wgOut->getSubtitle();
 595                 if ( '' == $sub ) {
 596                         global $wgExtraSubtitle;
 597                         $sub = wfMsg( 'fromwikipedia' ) . $wgExtraSubtitle;
 598                 }
 599                 $subpages = $this->subPageSubtitle();
 600                 $sub .= !empty($subpages)?"</p><p class='subpages'>$subpages":'';
 601                 $s = "<p class='subtitle'>{$sub}</p>\n";
 602                 return $s;
 603         }
 604
 605         function subPageSubtitle()
 606         {
 607                 global $wgOut,$wgTitle,$wgNamespacesWithSubpages;
 608                 $subpages = '';
 609                 if($wgOut->isArticle() && !empty($wgNamespacesWithSubpages[$wgTitle->getNamespace()])) {
 610                         $ptext=$wgTitle->getPrefixedText();
 611                         if(preg_match('/\//',$ptext)) {
 612                                 $links = explode('/',$ptext);
 613                                 $c = 0;
 614                                 $growinglink = '';
 615                                 foreach($links as $link) {
 616                                         $c++;
 617                                         if ($c<count($links)) {
 618                                                 $growinglink .= $link;
 619                                                 $getlink = $this->makeLink( $growinglink, $link );
 620                                                 if(preg_match('/class="new"/i',$getlink)) { break; } # this is a hack, but it saves time
 621                                                 if ($c>1) {
 622                                                         $subpages .= ' | ';
 623                                                 } else  {
 624                                                         $subpages .= '&lt; ';
 625                                                 }
 626                                                 $subpages .= $getlink;
 627                                                 $growinglink .= '/';
 628                                         }
 629                                 }
 630                         }
 631                 }
 632                 return $subpages;
 633         }
 634
 635         function nameAndLogin()
 636         {
 637                 global $wgUser, $wgTitle, $wgLang, $wgShowIPinHeader, $wgIP;
 638
 639                 $li = $wgLang->specialPage( 'Userlogin' );
 640                 $lo = $wgLang->specialPage( 'Userlogout' );
 641
 642                 $s = '';
 643                 if ( 0 == $wgUser->getID() ) {
 644                         if( $wgShowIPinHeader && isset(  $_COOKIE[ini_get('session.name')] ) ) {
 645                                 $n = $wgIP;
 646
 647                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 648                                   Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 649                                   $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 650
 651                                 $s .= $n . ' ('.$tl.')';
 652                         } else {
 653                                 $s .= wfMsg('notloggedin');
 654                         }
 655
 656                         $rt = $wgTitle->getPrefixedURL();
 657                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 658                                 $q = '';
 659                         } else { $q = "returnto={$rt}"; }
 660
 661                         $s .= "\n<br />" . $this->makeKnownLink( $li,
 662                           wfMsg( 'login' ), $q );
 663                 } else {
 664                         $n = $wgUser->getName();
 665                         $rt = $wgTitle->getPrefixedURL();
 666                         $tl = $this->makeKnownLink( $wgLang->getNsText(
 667                           Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 668                           $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 669
 670                         $tl = " ({$tl})";
 671
 672                         $s .= $this->makeKnownLink( $wgLang->getNsText(
 673                           Namespace::getUser() ) . ":{$n}", $n ) . "{$tl}<br />" .
 674                           $this->makeKnownLink( $lo, wfMsg( 'logout' ),
 675                           "returnto={$rt}" ) . ' | ' .
 676                           $this->specialLink( 'preferences' );
 677                 }
 678                 $s .= ' | ' . $this->makeKnownLink( wfMsg( 'helppage' ),
 679                   wfMsg( 'help' ) );
 680
 681                 return $s;
 682         }
 683
 684         function getSearchLink() {
 685                 $searchPage =& Title::makeTitle( NS_SPECIAL, 'Search' );
 686                 return $searchPage->getLocalURL();
 687         }
 688
 689         function escapeSearchLink() {
 690                 return htmlspecialchars( $this->getSearchLink() );
 691         }
 692
 693         function searchForm()
 694         {
 695                 global $wgRequest;
 696                 $search = $wgRequest->getText( 'search' );
 697
 698                 $s = '<form name="search" class="inline" method="post" action="'
 699                   . $this->escapeSearchLink() . "\">\n"
 700                   . '<input type="text" name="search" size="19" value="'
 701                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 702                   . '<input type="submit" name="go" value="' . wfMsg ('go') . '" />&nbsp;'
 703                   . '<input type="submit" name="fulltext" value="' . wfMsg ('search') . "\" />\n</form>";
 704
 705                 return $s;
 706         }
 707
 708         function topLinks()
 709         {
 710                 global $wgOut;
 711                 $sep = " |\n";
 712
 713                 $s = $this->mainPageLink() . $sep
 714                   . $this->specialLink( 'recentchanges' );
 715
 716                 if ( $wgOut->isArticleRelated() ) {
 717                         $s .=  $sep . $this->editThisPage()
 718                           . $sep . $this->historyLink();
 719                 }
 720                 # Many people don't like this dropdown box
 721                 #$s .= $sep . $this->specialPagesList();
 722
 723                 return $s;
 724         }
 725
 726         function bottomLinks()
 727         {
 728                 global $wgOut, $wgUser, $wgTitle;
 729                 $sep = " |\n";
 730
 731                 $s = '';
 732                 if ( $wgOut->isArticleRelated() ) {
 733                         $s .= '<strong>' . $this->editThisPage() . '</strong>';
 734                         if ( 0 != $wgUser->getID() ) {
 735                                 $s .= $sep . $this->watchThisPage();
 736                         }
 737                         $s .= $sep . $this->talkLink()
 738                           . $sep . $this->historyLink()
 739                           . $sep . $this->whatLinksHere()
 740                           . $sep . $this->watchPageLinksLink();
 741
 742                         if ( $wgTitle->getNamespace() == Namespace::getUser()
 743                             || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser()) )
 744
 745                         {
 746                                 $id=User::idFromName($wgTitle->getText());
 747                                 $ip=User::isIP($wgTitle->getText());
 748
 749                                 if($id || $ip) { # both anons and non-anons have contri list
 750                                         $s .= $sep . $this->userContribsLink();
 751                                 }
 752                                 if ( 0 != $wgUser->getID() ) { # show only to signed in users
 753                                         if($id) {       # can only email non-anons
 754                                                 $s .= $sep . $this->emailUserLink();
 755                                         }
 756                                 }
 757                         }
 758                         if ( $wgUser->isSysop() && $wgTitle->getArticleId() ) {
 759                                 $s .= "\n<br />" . $this->deleteThisPage() .
 760                                 $sep . $this->protectThisPage() .
 761                                 $sep . $this->moveThisPage();
 762                         }
 763                         $s .= "<br />\n" . $this->otherLanguages();
 764                 }
 765                 return $s;
 766         }
 767
 768         function pageStats()
 769         {
 770                 global $wgOut, $wgLang, $wgArticle, $wgRequest;
 771                 global $wgDisableCounters;
 772
 773                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 774                 if ( ! $wgOut->isArticle() ) { return ''; }
 775                 if ( isset( $oldid ) || isset( $diff ) ) { return ''; }
 776                 if ( 0 == $wgArticle->getID() ) { return ''; }
 777
 778                 $s = '';
 779                 if ( !$wgDisableCounters ) {
 780                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 781                         if ( $count ) {
 782                                 $s = wfMsg( 'viewcount', $count );
 783                         }
 784                 }
 785
 786                 $s .= ' ' . $this->getCredits();
 787
 788                 return $s . ' ' .  $this->getCopyright();
 789         }
 790
 791         function getCredits() {
 792                global $wgMaxCredits;
 793
 794                $s = '';
 795
 796                if (!isset($wgMaxCredits) || $wgMaxCredits == 0) {
 797                         $s = $this->lastModified();
 798                } else {
 799                         $s = $this->getAuthorCredits();
 800                         if ($wgMaxCredits > 1) {
 801                             $s .= ' ' . $this->getContributorCredits();
 802                         }
 803                }
 804
 805                return $s;
 806         }
 807
 808         function getAuthorCredits() {
 809                 global $wgLang, $wgArticle;
 810
 811                 $last_author = $wgArticle->getUser();
 812
 813                 if ($last_author == 0) {
 814                     $author_credit = wfMsg('anonymous');
 815                 } else {
 816                     $real_name = User::whoIsReal($last_author);
 817                     if (!empty($real_name)) {
 818                         $author_credit = $real_name;
 819                     } else {
 820                         $author_credit = wfMsg('siteuser', User::whoIs($last_author));
 821                     }
 822                 }
 823
 824                 $timestamp = $wgArticle->getTimestamp();
 825                 if ( $timestamp ) {
 826                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 827                 } else {
 828                         $d = '';
 829                 }
 830                 return wfMsg('lastmodifiedby', $d, $author_credit);
 831         }
 832
 833         function getContributorCredits() {
 834
 835                 global $wgArticle, $wgMaxCredits, $wgLang;
 836
 837                 # don't count last editor
 838
 839                 $contributors = $wgArticle->getContributors($wgMaxCredits - 1);
 840
 841                 $real_names = array();
 842                 $user_names = array();
 843
 844                 # Sift for real versus user names
 845
 846                 foreach ($contributors as $user_id => $user_parts) {
 847                     if ($user_id != 0) {
 848                         if (!empty($user_parts[1])) {
 849                             $real_names[$user_id] = $user_parts[1];
 850                         } else {
 851                             $user_names[$user_id] = $user_parts[0];
 852                         }
 853                     }
 854                 }
 855
 856                 $real = $wgLang->listToText(array_values($real_names));
 857                 $user = $wgLang->listToText(array_values($user_names));
 858
 859                 if (!empty($user)) {
 860                     $user = wfMsg('siteusers', $user);
 861                 }
 862
 863                 if ($contributors[0] && $contributors[0][0] > 0) {
 864                     $anon = wfMsg('anonymous');
 865                 } else {
 866                     $anon = '';
 867                 }
 868
 869                 $creds = $wgLang->listToText(array($real, $user, $anon));
 870
 871                 return wfMsg('othercontribs', $creds);
 872         }
 873
 874         function getCopyright() {
 875                 global $wgRightsPage, $wgRightsUrl, $wgRightsText;
 876                 $out = '';
 877                 if( $wgRightsPage ) {
 878                         $link = $this->makeKnownLink( $wgRightsPage, $wgRightsText );
 879                 } elseif( $wgRightsUrl ) {
 880                         $link = $this->makeExternalLink( $wgRightsUrl, $wgRightsText );
 881                 } else {
 882                         # Give up now
 883                         return $out;
 884                 }
 885                 $out .= wfMsg( 'copyright', $link );
 886                 return $out;
 887         }
 888
 889         function getCopyrightIcon() {
 890                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRightsIcon;
 891                 $out = '';
 892                 if( $wgRightsIcon ) {
 893                         $icon = htmlspecialchars( $wgRightsIcon );
 894                         if( $wgRightsUrl ) {
 895                                 $url = htmlspecialchars( $wgRightsUrl );
 896                                 $out .= '<a href="'.$url.'">';
 897                         }
 898                         $text = htmlspecialchars( $wgRightsText );
 899                         $out .= "<img src=\"$icon\" alt='$text' />";
 900                         if( $wgRightsUrl ) {
 901                                 $out .= '</a>';
 902                         }
 903                 }
 904                 return $out;
 905         }
 906
 907         function getPoweredBy() {
 908                 global $wgStylePath;
 909                 $url = htmlspecialchars( "$wgStylePath/images/poweredby_mediawiki_88x31.png" );
 910                 $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" alt="MediaWiki" /></a>';
 911                 return $img;
 912         }
 913
 914         function lastModified()
 915         {
 916                 global $wgLang, $wgArticle;
 917
 918                 $timestamp = $wgArticle->getTimestamp();
 919                 if ( $timestamp ) {
 920                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 921                         $s = ' ' . wfMsg( 'lastmodified', $d );
 922                 } else {
 923                         $s = '';
 924                 }
 925                 return $s;
 926         }
 927
 928         function logoText( $align = '' )
 929         {
 930                 if ( '' != $align ) { $a = ' align="'.$align.'"'; }
 931                 else { $a = ''; }
 932
 933                 $mp = wfMsg( 'mainpage' );
 934                 $titleObj = Title::newFromText( $mp );
 935                 $s = '<a href="' . $titleObj->escapeLocalURL()
 936                   . '"><img'.$a.' src="'
 937                   . $this->getLogo() . '" alt="' . "[{$mp}]\" /></a>";
 938                 return $s;
 939         }
 940
 941         function quickBar()
 942         {
 943                 global $wgOut, $wgTitle, $wgUser, $wgRequest, $wgLang;
 944                 global $wgDisableUploads, $wgRemoteUploads;
 945
 946                 $fname =  'Skin::quickBar';
 947                 wfProfileIn( $fname );
 948
 949                 $action = $wgRequest->getText( 'action' );
 950                 $wpPreview = $wgRequest->getBool( 'wpPreview' );
 951                 $tns=$wgTitle->getNamespace();
 952
 953                 $s = "\n<div id='quickbar'>";
 954                 $s .= "\n" . $this->logoText() . "\n<hr class='sep' />";
 955
 956                 $sep = "\n<br />";
 957                 $s .= $this->mainPageLink()
 958                   . $sep . $this->specialLink( 'recentchanges' )
 959                   . $sep . $this->specialLink( 'randompage' );
 960                 if ($wgUser->getID()) {
 961                 $s.= $sep . $this->specialLink( 'watchlist' ) ;
 962                 $s .= $sep .$this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
 963                   wfMsg( 'mycontris' ), 'target=' . wfUrlencode($wgUser->getName() ) );
 964
 965                 }
 966                 // only show watchlist link if logged in
 967                 if ( wfMsg ( 'currentevents' ) != '-' ) $s .= $sep . $this->makeKnownLink( wfMsg( 'currentevents' ), '' ) ;
 968                 $s .= "\n<br /><hr class='sep' />";
 969                 $articleExists = $wgTitle->getArticleId();
 970                 if ( $wgOut->isArticle() || $action =='edit' || $action =='history' || $wpPreview) {
 971                         if($wgOut->isArticle()) {
 972                                 $s .= '<strong>' . $this->editThisPage() . '</strong>';
 973                         } else { # backlink to the article in edit or history mode
 974                                 if($articleExists){ # no backlink if no article
 975                                         switch($tns) {
 976                                                 case 0:
 977                                                 $text = wfMsg('articlepage');
 978                                                 break;
 979                                                 case 1:
 980                                                 $text = wfMsg('viewtalkpage');
 981                                                 break;
 982                                                 case 2:
 983                                                 $text = wfMsg('userpage');
 984                                                 break;
 985                                                 case 3:
 986                                                 $text = wfMsg('viewtalkpage');
 987                                                 break;
 988                                                 case 4:
 989                                                 $text = wfMsg('wikipediapage');
 990                                                 break;
 991                                                 case 5:
 992                                                 $text = wfMsg('viewtalkpage');
 993                                                 break;
 994                                                 case 6:
 995                                                 $text = wfMsg('imagepage');
 996                                                 break;
 997                                                 case 7:
 998                                                 $text = wfMsg('viewtalkpage');
 999                                                 break;
1000                                                 default:
1001                                                 $text= wfMsg('articlepage');
1002                                         }
1003
1004                                         $link = $wgTitle->getText();
1005                                         if ($nstext = $wgLang->getNsText($tns) ) { # add namespace if necessary
1006                                                 $link = $nstext . ':' . $link ;
1007                                         }
1008
1009                                         $s .= $this->makeLink( $link, $text );
1010                                 } elseif( $wgTitle->getNamespace() != Namespace::getSpecial() ) {
1011                                         # we just throw in a "New page" text to tell the user that he's in edit mode,
1012                                         # and to avoid messing with the separator that is prepended to the next item
1013                                         $s .= '<strong>' . wfMsg('newpage') . '</strong>';
1014                                 }
1015
1016                         }
1017
1018
1019                         if( $tns%2 && $action!='edit' && !$wpPreview) {
1020                                 $s.= '<br />'.$this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg('postcomment'),'action=edit&section=new');
1021                         }
1022
1023                         /*
1024                         watching could cause problems in edit mode:
1025                         if user edits article, then loads "watch this article" in background and then saves
1026                         article with "Watch this article" checkbox disabled, the article is transparently
1027                         unwatched. Therefore we do not show the "Watch this page" link in edit mode
1028                         */
1029                         if ( 0 != $wgUser->getID() && $articleExists) {
1030                                 if($action!='edit' && $action != 'submit' )
1031                                 {
1032                                         $s .= $sep . $this->watchThisPage();
1033                                 }
1034                                 if ( $wgTitle->userCanEdit() )
1035                                         $s .= $sep . $this->moveThisPage();
1036                         }
1037                         if ( $wgUser->isSysop() and $articleExists ) {
1038                                 $s .= $sep . $this->deleteThisPage() .
1039                                 $sep . $this->protectThisPage();
1040                         }
1041                         $s .= $sep . $this->talkLink();
1042                         if ($articleExists && $action !='history') {
1043                                 $s .= $sep . $this->historyLink();
1044                         }
1045                         $s.=$sep . $this->whatLinksHere();
1046
1047                         if($wgOut->isArticleRelated()) {
1048                                 $s .= $sep . $this->watchPageLinksLink();
1049                         }
1050
1051                         if ( Namespace::getUser() == $wgTitle->getNamespace()
1052                         || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser())
1053                         ) {
1054
1055                                 $id=User::idFromName($wgTitle->getText());
1056                                 $ip=User::isIP($wgTitle->getText());
1057
1058                                 if($id||$ip) {
1059                                         $s .= $sep . $this->userContribsLink();
1060                                 }
1061                                 if ( 0 != $wgUser->getID() ) {
1062                                         if($id) { # can only email real users
1063                                                 $s .= $sep . $this->emailUserLink();
1064                                         }
1065                                 }
1066                         }
1067                         $s .= "\n<br /><hr class='sep' />";
1068                 }
1069
1070                 if ( 0 != $wgUser->getID() && ( !$wgDisableUploads || $wgRemoteUploads ) ) {
1071                         $s .= $this->specialLink( 'upload' ) . $sep;
1072                 }
1073                 $s .= $this->specialLink( 'specialpages' )
1074                   . $sep . $this->bugReportsLink();
1075
1076                 global $wgSiteSupportPage;
1077                 if( $wgSiteSupportPage ) {
1078                         $s .= "\n<br /><a href=\"" . htmlspecialchars( $wgSiteSupportPage ) .
1079                           '" class="internal">' . wfMsg( 'sitesupport' ) . '</a>';
1080                 }
1081
1082                 $s .= "\n<br /></div>\n";
1083                 wfProfileOut( $fname );
1084                 return $s;
1085         }
1086
1087         function specialPagesList()
1088         {
1089                 global $wgUser, $wgOut, $wgLang, $wgServer, $wgRedirectScript;
1090                 $a = array();
1091                 $pages = SpecialPage::getPages();
1092
1093                 foreach ( $pages[''] as $name => $page ) {
1094                         $a[$name] = $page->getDescription();
1095                 }
1096                 if ( $wgUser->isSysop() )
1097                 {
1098                         foreach ( $pages['sysop'] as $name => $page ) {
1099                                 $a[$name] = $page->getDescription();
1100                         }
1101                 }
1102                 if ( $wgUser->isDeveloper() )
1103                 {
1104                         foreach ( $pages['developer'] as $name => $page ) {
1105                                 $a[$name] = $page->getDescription() ;
1106                         }
1107                 }
1108                 $go = wfMsg( 'go' );
1109                 $sp = wfMsg( 'specialpages' );
1110                 $spp = $wgLang->specialPage( 'Specialpages' );
1111
1112                 $s = '<form id="specialpages" method="get" class="inline" ' .
1113                   'action="' . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
1114                 $s .= "<select name=\"wpDropdown\">\n";
1115                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
1116
1117                 foreach ( $a as $name => $desc ) {
1118                         $p = $wgLang->specialPage( $name );
1119                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
1120                 }
1121                 $s .= "</select>\n";
1122                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
1123                 $s .= "</form>\n";
1124                 return $s;
1125         }
1126
1127         function mainPageLink()
1128         {
1129                 $mp = wfMsg( 'mainpage' );
1130                 $s = $this->makeKnownLink( $mp, $mp );
1131                 return $s;
1132         }
1133
1134         function copyrightLink()
1135         {
1136                 $s = $this->makeKnownLink( wfMsg( 'copyrightpage' ),
1137                   wfMsg( 'copyrightpagename' ) );
1138                 return $s;
1139         }
1140
1141         function aboutLink()
1142         {
1143                 $s = $this->makeKnownLink( wfMsg( 'aboutpage' ),
1144                   wfMsg( 'aboutwikipedia' ) );
1145                 return $s;
1146         }
1147
1148
1149       function disclaimerLink()
1150         {
1151                 $s = $this->makeKnownLink( wfMsg( 'disclaimerpage' ),
1152                   wfMsg( 'disclaimers' ) );
1153                 return $s;
1154         }
1155
1156         function editThisPage()
1157         {
1158                 global $wgOut, $wgTitle, $wgRequest;
1159
1160                 $oldid = $wgRequest->getVal( 'oldid' );
1161                 $diff = $wgRequest->getVal( 'diff' );
1162                 $redirect = $wgRequest->getVal( 'redirect' );
1163
1164                 if ( ! $wgOut->isArticleRelated() ) {
1165                         $s = wfMsg( 'protectedpage' );
1166                 } else {
1167                         $n = $wgTitle->getPrefixedText();
1168                         if ( $wgTitle->userCanEdit() ) {
1169                                 $t = wfMsg( 'editthispage' );
1170                         } else {
1171                                 #$t = wfMsg( "protectedpage" );
1172                                 $t = wfMsg( 'viewsource' );
1173                         }
1174                         $oid = $red = '';
1175
1176                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
1177                         if ( $oldid && ! isset( $diff ) ) {
1178                                 $oid = "&oldid={$oldid}";
1179                         }
1180                         $s = $this->makeKnownLink( $n, $t, "action=edit{$oid}{$red}" );
1181                 }
1182                 return $s;
1183         }
1184
1185         function deleteThisPage()
1186         {
1187                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1188
1189                 $diff = $wgRequest->getVal( 'diff' );
1190                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1191                         $n = $wgTitle->getPrefixedText();
1192                         $t = wfMsg( 'deletethispage' );
1193
1194                         $s = $this->makeKnownLink( $n, $t, 'action=delete' );
1195                 } else {
1196                         $s = '';
1197                 }
1198                 return $s;
1199         }
1200
1201         function protectThisPage()
1202         {
1203                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1204
1205                 $diff = $wgRequest->getVal( 'diff' );
1206                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1207                         $n = $wgTitle->getPrefixedText();
1208
1209                         if ( $wgTitle->isProtected() ) {
1210                                 $t = wfMsg( 'unprotectthispage' );
1211                                 $q = 'action=unprotect';
1212                         } else {
1213                                 $t = wfMsg( 'protectthispage' );
1214                                 $q = 'action=protect';
1215                         }
1216                         $s = $this->makeKnownLink( $n, $t, $q );
1217                 } else {
1218                         $s = '';
1219                 }
1220                 return $s;
1221         }
1222
1223         function watchThisPage()
1224         {
1225                 global $wgUser, $wgOut, $wgTitle;
1226
1227                 if ( $wgOut->isArticleRelated() ) {
1228                         $n = $wgTitle->getPrefixedText();
1229
1230                         if ( $wgTitle->userIsWatching() ) {
1231                                 $t = wfMsg( 'unwatchthispage' );
1232                                 $q = 'action=unwatch';
1233                         } else {
1234                                 $t = wfMsg( 'watchthispage' );
1235                                 $q = 'action=watch';
1236                         }
1237                         $s = $this->makeKnownLink( $n, $t, $q );
1238                 } else {
1239                         $s = wfMsg( 'notanarticle' );
1240                 }
1241                 return $s;
1242         }
1243
1244         function moveThisPage()
1245         {
1246                 global $wgTitle, $wgLang;
1247
1248                 if ( $wgTitle->userCanEdit() ) {
1249                         $s = $this->makeKnownLink( $wgLang->specialPage( 'Movepage' ),
1250                           wfMsg( 'movethispage' ), 'target=' . $wgTitle->getPrefixedURL() );
1251                 } // no message if page is protected - would be redundant
1252                 return $s;
1253         }
1254
1255         function historyLink()
1256         {
1257                 global $wgTitle;
1258
1259                 $s = $this->makeKnownLink( $wgTitle->getPrefixedText(),
1260                   wfMsg( 'history' ), 'action=history' );
1261                 return $s;
1262         }
1263
1264         function whatLinksHere()
1265         {
1266                 global $wgTitle, $wgLang;
1267
1268                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Whatlinkshere' ),
1269                   wfMsg( 'whatlinkshere' ), 'target=' . $wgTitle->getPrefixedURL() );
1270                 return $s;
1271         }
1272
1273         function userContribsLink()
1274         {
1275                 global $wgTitle, $wgLang;
1276
1277                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
1278                   wfMsg( 'contributions' ), 'target=' . $wgTitle->getPartialURL() );
1279                 return $s;
1280         }
1281
1282         function emailUserLink()
1283         {
1284                 global $wgTitle, $wgLang;
1285
1286                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Emailuser' ),
1287                   wfMsg( 'emailuser' ), 'target=' . $wgTitle->getPartialURL() );
1288                 return $s;
1289         }
1290
1291         function watchPageLinksLink()
1292         {
1293                 global $wgOut, $wgTitle, $wgLang;
1294
1295                 if ( ! $wgOut->isArticleRelated() ) {
1296                         $s = '(' . wfMsg( 'notanarticle' ) . ')';
1297                 } else {
1298                         $s = $this->makeKnownLink( $wgLang->specialPage(
1299                           'Recentchangeslinked' ), wfMsg( 'recentchangeslinked' ),
1300                           'target=' . $wgTitle->getPrefixedURL() );
1301                 }
1302                 return $s;
1303         }
1304
1305         function otherLanguages()
1306         {
1307                 global $wgOut, $wgLang, $wgTitle, $wgUseNewInterlanguage;
1308
1309                 $a = $wgOut->getLanguageLinks();
1310                 if ( 0 == count( $a ) ) {
1311                         if ( !$wgUseNewInterlanguage ) return '';
1312                         $ns = $wgLang->getNsIndex ( $wgTitle->getNamespace () ) ;
1313                         if ( $ns != 0 AND $ns != 1 ) return '' ;
1314                         $pn = 'Intl' ;
1315                         $x = 'mode=addlink&xt='.$wgTitle->getDBkey() ;
1316                         return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1317                                   wfMsg( 'intl' ) , $x );
1318                         }
1319
1320                 if ( !$wgUseNewInterlanguage ) {
1321                         $s = wfMsg( 'otherlanguages' ) . ': ';
1322                 } else {
1323                         global $wgLanguageCode ;
1324                         $x = 'mode=zoom&xt='.$wgTitle->getDBkey() ;
1325                         $x .= '&xl='.$wgLanguageCode ;
1326                         $s =  $this->makeKnownLink( $wgLang->specialPage( 'Intl' ),
1327                                   wfMsg( 'otherlanguages' ) , $x ) . ': ' ;
1328                         }
1329
1330                 $s = wfMsg( 'otherlanguages' ) . ': ';
1331                 $first = true;
1332                 if($wgLang->isRTL()) $s .= '<span dir="LTR">';
1333                 foreach( $a as $l ) {
1334                         if ( ! $first ) { $s .= ' | '; }
1335                         $first = false;
1336
1337                         $nt = Title::newFromText( $l );
1338                         $url = $nt->getFullURL();
1339                         $text = $wgLang->getLanguageName( $nt->getInterwiki() );
1340
1341                         if ( '' == $text ) { $text = $l; }
1342                         $style = $this->getExternalLinkAttributes( $l, $text );
1343                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1344                 }
1345                 if($wgLang->isRTL()) $s .= '</span>';
1346                 return $s;
1347         }
1348
1349         function bugReportsLink()
1350         {
1351                 $s = $this->makeKnownLink( wfMsg( 'bugreportspage' ),
1352                   wfMsg( 'bugreports' ) );
1353                 return $s;
1354         }
1355
1356         function dateLink()
1357         {
1358                 global $wgLinkCache;
1359                 $t1 = Title::newFromText( gmdate( 'F j' ) );
1360                 $t2 = Title::newFromText( gmdate( 'Y' ) );
1361
1362                 $wgLinkCache->suspend();
1363                 $id = $t1->getArticleID();
1364                 $wgLinkCache->resume();
1365
1366                 if ( 0 == $id ) {
1367                         $s = $this->makeBrokenLink( $t1->getText() );
1368                 } else {
1369                         $s = $this->makeKnownLink( $t1->getText() );
1370                 }
1371                 $s .= ', ';
1372
1373                 $wgLinkCache->suspend();
1374                 $id = $t2->getArticleID();
1375                 $wgLinkCache->resume();
1376
1377                 if ( 0 == $id ) {
1378                         $s .= $this->makeBrokenLink( $t2->getText() );
1379                 } else {
1380                         $s .= $this->makeKnownLink( $t2->getText() );
1381                 }
1382                 return $s;
1383         }
1384
1385         function talkLink()
1386         {
1387                 global $wgLang, $wgTitle, $wgLinkCache;
1388
1389                 $tns = $wgTitle->getNamespace();
1390                 if ( -1 == $tns ) { return ''; }
1391
1392                 $pn = $wgTitle->getText();
1393                 $tp = wfMsg( 'talkpage' );
1394                 if ( Namespace::isTalk( $tns ) ) {
1395                         $lns = Namespace::getSubject( $tns );
1396                         switch($tns) {
1397                                 case 1:
1398                                 $text = wfMsg('articlepage');
1399                                 break;
1400                                 case 3:
1401                                 $text = wfMsg('userpage');
1402                                 break;
1403                                 case 5:
1404                                 $text = wfMsg('wikipediapage');
1405                                 break;
1406                                 case 7:
1407                                 $text = wfMsg('imagepage');
1408                                 break;
1409                                 default:
1410                                 $text= wfMsg('articlepage');
1411                         }
1412                 } else {
1413
1414                         $lns = Namespace::getTalk( $tns );
1415                         $text=$tp;
1416                 }
1417                 $n = $wgLang->getNsText( $lns );
1418                 if ( '' == $n ) { $link = $pn; }
1419                 else { $link = $n.':'.$pn; }
1420
1421                 $wgLinkCache->suspend();
1422                 $s = $this->makeLink( $link, $text );
1423                 $wgLinkCache->resume();
1424
1425                 return $s;
1426         }
1427
1428         function commentLink()
1429         {
1430                 global $wgLang, $wgTitle, $wgLinkCache;
1431
1432                 $tns = $wgTitle->getNamespace();
1433                 if ( -1 == $tns ) { return ''; }
1434
1435                 $lns = ( Namespace::isTalk( $tns ) ) ? $tns : Namespace::getTalk( $tns );
1436
1437                 # assert Namespace::isTalk( $lns )
1438
1439                 $n = $wgLang->getNsText( $lns );
1440                 $pn = $wgTitle->getText();
1441
1442                 $link = $n.':'.$pn;
1443
1444                 $wgLinkCache->suspend();
1445                 $s = $this->makeKnownLink($link, wfMsg('postcomment'), 'action=edit&section=new');
1446                 $wgLinkCache->resume();
1447
1448                 return $s;
1449         }
1450
1451         # After all the page content is transformed into HTML, it makes
1452         # a final pass through here for things like table backgrounds.
1453         #
1454         function transformContent( $text )
1455         {
1456                 return $text;
1457         }
1458
1459         # Note: This function MUST call getArticleID() on the link,
1460         # otherwise the cache won't get updated properly.  See LINKCACHE.DOC.
1461         #
1462         function makeLink( $title, $text = '', $query = '', $trail = '' ) {
1463                 wfProfileIn( 'Skin::makeLink' );
1464                 $nt = Title::newFromText( $title );
1465                 if ($nt) {
1466                         $result = $this->makeLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1467                 } else {
1468                         wfDebug( 'Invalid title passed to Skin::makeLink(): "'.$title."\"\n" );
1469                         $result = $text == "" ? $title : $text;
1470                 }
1471
1472                 wfProfileOut( 'Skin::makeLink' );
1473                 return $result;
1474         }
1475
1476         function makeKnownLink( $title, $text = '', $query = '', $trail = '', $prefix = '',$aprops = '') {
1477                 $nt = Title::newFromText( $title );
1478                 if ($nt) {
1479                         return $this->makeKnownLinkObj( Title::newFromText( $title ), $text, $query, $trail, $prefix , $aprops );
1480                 } else {
1481                         wfDebug( 'Invalid title passed to Skin::makeKnownLink(): "'.$title."\"\n" );
1482                         return $text == '' ? $title : $text;
1483                 }
1484         }
1485
1486         function makeBrokenLink( $title, $text = '', $query = '', $trail = '' ) {
1487                 $nt = Title::newFromText( $title );
1488                 if ($nt) {
1489                         return $this->makeBrokenLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1490                 } else {
1491                         wfDebug( 'Invalid title passed to Skin::makeBrokenLink(): "'.$title."\"\n" );
1492                         return $text == '' ? $title : $text;
1493                 }
1494         }
1495
1496         function makeStubLink( $title, $text = '', $query = '', $trail = '' ) {
1497                 $nt = Title::newFromText( $title );
1498                 if ($nt) {
1499                         return $this->makeStubLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1500                 } else {
1501                         wfDebug( 'Invalid title passed to Skin::makeStubLink(): "'.$title."\"\n" );
1502                         return $text == '' ? $title : $text;
1503                 }
1504         }
1505
1506         # Pass a title object, not a title string
1507         function makeLinkObj( &$nt, $text= '', $query = '', $trail = '', $prefix = '' )
1508         {
1509                 global $wgOut, $wgUser;
1510                 if ( $nt->isExternal() ) {
1511                         $u = $nt->getFullURL();
1512                         $link = $nt->getPrefixedURL();
1513                         if ( '' == $text ) { $text = $nt->getPrefixedText(); }
1514                         $style = $this->getExternalLinkAttributes( $link, $text, 'extiw' );
1515
1516                         $inside = '';
1517                         if ( '' != $trail ) {
1518                                 if ( preg_match( '/^([a-z]+)(.*)$$/sD', $trail, $m ) ) {
1519                                         $inside = $m[1];
1520                                         $trail = $m[2];
1521                                 }
1522                         }
1523                         $retVal = "<a href=\"{$u}\"{$style}>{$text}{$inside}</a>{$trail}";
1524                 } elseif ( 0 == $nt->getNamespace() && "" == $nt->getText() ) {
1525                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1526                 } elseif ( ( -1 == $nt->getNamespace() ) ||
1527                                 ( Namespace::getImage() == $nt->getNamespace() ) ) {
1528                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1529                 } else {
1530                         $aid = $nt->getArticleID() ;
1531                         if ( 0 == $aid ) {
1532                                 $retVal = $this->makeBrokenLinkObj( $nt, $text, $query, $trail, $prefix );
1533                         } else {
1534                                 $threshold = $wgUser->getOption('stubthreshold') ;
1535                                 if ( $threshold > 0 ) {
1536                                         $res = wfQuery ( "SELECT LENGTH(cur_text) AS x, cur_namespace, cur_is_redirect FROM cur WHERE cur_id='{$aid}'", DB_READ ) ;
1537
1538                                         if ( wfNumRows( $res ) > 0 ) {
1539                                                 $s = wfFetchObject( $res );
1540                                                 $size = $s->x;
1541                                                 if ( $s->cur_is_redirect OR $s->cur_namespace != 0 ) {
1542                                                         $size = $threshold*2 ; # Really big
1543                                                 }
1544                                                 wfFreeResult( $res );
1545                                         } else {
1546                                                 $size = $threshold*2 ; # Really big
1547                                         }
1548                                 } else {
1549                                         $size = 1 ;
1550                                 }
1551                                 if ( $size < $threshold ) {
1552                                         $retVal = $this->makeStubLinkObj( $nt, $text, $query, $trail, $prefix );
1553                                 } else {
1554                                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1555                                 }
1556                         }
1557                 }
1558                 return $retVal;
1559         }
1560
1561         # Pass a title object, not a title string
1562         function makeKnownLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' , $aprops = '')
1563         {
1564                 global $wgOut, $wgTitle;
1565
1566                 $fname = 'Skin::makeKnownLinkObj';
1567                 wfProfileIn( $fname );
1568
1569                 $link = $nt->getPrefixedURL();
1570
1571                 if ( '' == $link ) {
1572                         $u = '';
1573                         if ( '' == $text ) {
1574                                 $text = htmlspecialchars( $nt->getFragment() );
1575                         }
1576                 } else {
1577                         $u = $nt->escapeLocalURL( $query );
1578                 }
1579                 if ( '' != $nt->getFragment() ) {
1580                         $u .= '#' . htmlspecialchars( $nt->getFragment() );
1581                 }
1582                 if ( '' == $text ) {
1583                         $text = htmlspecialchars( $nt->getPrefixedText() );
1584                 }
1585                 $style = $this->getInternalLinkAttributesObj( $nt, $text );
1586
1587                 $inside = '';
1588                 if ( '' != $trail ) {
1589                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1590                                 $inside = $m[1];
1591                                 $trail = $m[2];
1592                         }
1593                 }
1594                 $r = "<a href=\"{$u}\"{$style}{$aprops}>{$prefix}{$text}{$inside}</a>{$trail}";
1595                 wfProfileOut( $fname );
1596                 return $r;
1597         }
1598
1599         # Pass a title object, not a title string
1600         function makeBrokenLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1601         {
1602                 global $wgOut, $wgUser;
1603
1604                 $fname = 'Skin::makeBrokenLinkObj';
1605                 wfProfileIn( $fname );
1606
1607                 if ( '' == $query ) {
1608                         $q = 'action=edit';
1609                 } else {
1610                         $q = 'action=edit&'.$query;
1611                 }
1612                 $u = $nt->escapeLocalURL( $q );
1613
1614                 if ( '' == $text ) {
1615                         $text = htmlspecialchars( $nt->getPrefixedText() );
1616                 }
1617                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "yes" );
1618
1619                 $inside = '';
1620                 if ( '' != $trail ) {
1621                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1622                                 $inside = $m[1];
1623                                 $trail = $m[2];
1624                         }
1625                 }
1626                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1627                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1628                 } else {
1629                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>?</a>{$trail}";
1630                 }
1631
1632                 wfProfileOut( $fname );
1633                 return $s;
1634         }
1635
1636         # Pass a title object, not a title string
1637         function makeStubLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1638         {
1639                 global $wgOut, $wgUser;
1640
1641                 $link = $nt->getPrefixedURL();
1642
1643                 $u = $nt->escapeLocalURL( $query );
1644
1645                 if ( '' == $text ) {
1646                         $text = htmlspecialchars( $nt->getPrefixedText() );
1647                 }
1648                 $style = $this->getInternalLinkAttributesObj( $nt, $text, 'stub' );
1649
1650                 $inside = '';
1651                 if ( '' != $trail ) {
1652                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1653                                 $inside = $m[1];
1654                                 $trail = $m[2];
1655                         }
1656                 }
1657                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1658                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1659                 } else {
1660                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>!</a>{$trail}";
1661                 }
1662                 return $s;
1663         }
1664
1665         function makeSelfLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1666         {
1667                 $u = $nt->escapeLocalURL( $query );
1668                 if ( '' == $text ) {
1669                         $text = htmlspecialchars( $nt->getPrefixedText() );
1670                 }
1671                 $inside = '';
1672                 if ( '' != $trail ) {
1673                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1674                                 $inside = $m[1];
1675                                 $trail = $m[2];
1676                         }
1677                 }
1678                 return "<strong>{$prefix}{$text}{$inside}</strong>{$trail}";
1679         }
1680
1681         /* these are used extensively in SkinPHPTal, but also some other places */
1682         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1683                 $title = Title::makeTitle( NS_SPECIAL, $name );
1684                 $this->checkTitle($title, $name);
1685                 return $title->getLocalURL( $urlaction );
1686         }
1687         /*static*/ function makeTalkUrl ( $name, $urlaction='' ) {
1688                 $title = Title::newFromText( $name );
1689                 $title = $title->getTalkPage();
1690                 $this->checkTitle($title, $name);
1691                 return $title->getLocalURL( $urlaction );
1692         }
1693         /*static*/ function makeArticleUrl ( $name, $urlaction='' ) {
1694                 $title = Title::newFromText( $name );
1695                 $title= $title->getSubjectPage();
1696                 $this->checkTitle($title, $name);
1697                 return $title->getLocalURL( $urlaction );
1698         }
1699         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1700                 $title = Title::newFromText( wfMsg($name) );
1701                 $this->checkTitle($title, $name);
1702                 return $title->getLocalURL( $urlaction );
1703         }
1704         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1705                 $title = Title::newFromText( $name );
1706                 $this->checkTitle($title, $name);
1707                 return $title->getLocalURL( $urlaction );
1708         }
1709         # this can be passed the NS number as defined in Language.php
1710         /*static*/ function makeNSUrl( $name, $urlaction='', $namespace=0 ) {
1711                 $title = Title::makeTitle( $namespace, $name );
1712                 $this->checkTitle($title, $name);
1713                 return $title->getLocalURL( $urlaction );
1714         }
1715
1716         /* these return an array with the 'href' and boolean 'exists' */
1717         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1718                 $title = Title::newFromText( $name );
1719                 $this->checkTitle($title, $name);
1720                 return array(
1721                         'href' => $title->getLocalURL( $urlaction ),
1722                         'exists' => $title->getArticleID() != 0?true:false
1723                 );
1724         }
1725         /*static*/ function makeTalkUrlDetails ( $name, $urlaction='' ) {
1726                 $title = Title::newFromText( $name );
1727                 $title = $title->getTalkPage();
1728                 $this->checkTitle($title, $name);
1729                 return array(
1730                         'href' => $title->getLocalURL( $urlaction ),
1731                         'exists' => $title->getArticleID() != 0?true:false
1732                 );
1733         }
1734         /*static*/ function makeArticleUrlDetails ( $name, $urlaction='' ) {
1735                 $title = Title::newFromText( $name );
1736                 $title= $title->getSubjectPage();
1737                 $this->checkTitle($title, $name);
1738                 return array(
1739                         'href' => $title->getLocalURL( $urlaction ),
1740                         'exists' => $title->getArticleID() != 0?true:false
1741                 );
1742         }
1743         /*static*/ function makeI18nUrlDetails ( $name, $urlaction='' ) {
1744                 $title = Title::newFromText( wfMsg($name) );
1745                 $this->checkTitle($title, $name);
1746                 return array(
1747                         'href' => $title->getLocalURL( $urlaction ),
1748                         'exists' => $title->getArticleID() != 0?true:false
1749                 );
1750         }
1751
1752         # make sure we have some title to operate on
1753         /*static*/ function checkTitle ( &$title, &$name ) {
1754                 if(!is_object($title)) {
1755                         $title = Title::newFromText( $name );
1756                         if(!is_object($title)) {
1757                                 $title = Title::newFromText( '<error: link target missing>' );
1758                         }
1759                 }
1760         }
1761
1762         function fnamePart( $url )
1763         {
1764                 $basename = strrchr( $url, '/' );
1765                 if ( false === $basename ) { $basename = $url; }
1766                 else { $basename = substr( $basename, 1 ); }
1767                 return wfEscapeHTML( $basename );
1768         }
1769
1770         function makeImage( $url, $alt = '' )
1771         {
1772                 global $wgOut;
1773
1774                 if ( '' == $alt ) { $alt = $this->fnamePart( $url ); }
1775                 $s = '<img src="'.$url.'" alt="'.$alt.'" />';
1776                 return $s;
1777         }
1778
1779         function makeImageLink( $name, $url, $alt = '' ) {
1780                 $nt = Title::makeTitle( Namespace::getImage(), $name );
1781                 return $this->makeImageLinkObj( $nt, $alt );
1782         }
1783
1784         function makeImageLinkObj( $nt, $alt = '' ) {
1785                 global $wgLang, $wgUseImageResize;
1786                 $img   = Image::newFromTitle( $nt );
1787                 $url   = $img->getURL();
1788
1789                 $align = '';
1790                 $prefix = $postfix = '';
1791
1792                 if ( $wgUseImageResize ) {
1793                         # Check if the alt text is of the form "options|alt text"
1794                         # Options are:
1795                         #  * thumbnail          make a thumbnail with enlarge-icon and caption, alignment depends on lang
1796                         #  * left               no resizing, just left align. label is used for alt= only
1797                         #  * right              same, but right aligned
1798                         #  * none               same, but not aligned
1799                         #  * ___px              scale to ___ pixels width, no aligning. e.g. use in taxobox
1800                         #  * center             center the image
1801                         #  * framed             Keep original image size, no magnify-button.
1802
1803                         $part = explode( '|', $alt);
1804
1805                         $mwThumb  =& MagicWord::get( MAG_IMG_THUMBNAIL );
1806                         $mwLeft   =& MagicWord::get( MAG_IMG_LEFT );
1807                         $mwRight  =& MagicWord::get( MAG_IMG_RIGHT );
1808                         $mwNone   =& MagicWord::get( MAG_IMG_NONE );
1809                         $mwWidth  =& MagicWord::get( MAG_IMG_WIDTH );
1810                         $mwCenter =& MagicWord::get( MAG_IMG_CENTER );
1811                         $mwFramed =& MagicWord::get( MAG_IMG_FRAMED );
1812                         $alt = $part[count($part)-1];
1813
1814                         $height = $framed = $thumb = false;
1815
1816                         foreach( $part as $key => $val ) {
1817                                 if ( ! is_null( $mwThumb->matchVariableStartToEnd($val) ) ) {
1818                                         $thumb=true;
1819                                 } elseif ( ! is_null( $mwRight->matchVariableStartToEnd($val) ) ) {
1820                                         # remember to set an alignment, don't render immediately
1821                                         $align = 'right';
1822                                 } elseif ( ! is_null( $mwLeft->matchVariableStartToEnd($val) ) ) {
1823                                         # remember to set an alignment, don't render immediately
1824                                         $align = 'left';
1825                                 } elseif ( ! is_null( $mwCenter->matchVariableStartToEnd($val) ) ) {
1826                                         # remember to set an alignment, don't render immediately
1827                                         $align = 'center';
1828                                 } elseif ( ! is_null( $mwNone->matchVariableStartToEnd($val) ) ) {
1829                                         # remember to set an alignment, don't render immediately
1830                                         $align = 'none';
1831                                 } elseif ( ! is_null( $match = $mwWidth->matchVariableStartToEnd($val) ) ) {
1832                                         # $match is the image width in pixels
1833                                         if ( preg_match( '/^([0-9]*)x([0-9]*)$/', $match, $m ) ) {
1834                                                 $width = intval( $m[1] );
1835                                                 $height = intval( $m[2] );
1836                                         } else {
1837                                                 $width = intval($match);
1838                                         }
1839                                 } elseif ( ! is_null( $mwFramed->matchVariableStartToEnd($val) ) ) {
1840                                         $framed=true;
1841                                 }
1842                         }
1843                         if ( 'center' == $align )
1844                         {
1845                                 $prefix  = '<span style="text-align: center">';
1846                                 $postfix = '</span>';
1847                                 $align   = 'none';
1848                         }
1849
1850                         if ( $thumb || $framed ) {
1851
1852                                 # Create a thumbnail. Alignment depends on language
1853                                 # writing direction, # right aligned for left-to-right-
1854                                 # languages ("Western languages"), left-aligned
1855                                 # for right-to-left-languages ("Semitic languages")
1856                                 #
1857                                 # If  thumbnail width has not been provided, it is set
1858                                 # here to 180 pixels
1859                                 if ( $align == '' ) {
1860                                         $align = $wgLang->isRTL() ? 'left' : 'right';
1861                                 }
1862                                 if ( ! isset($width) ) {
1863                                         $width = 180;
1864                                 }
1865                                 return $prefix.$this->makeThumbLinkObj( $img, $alt, $align, $width, $height, $framed ).$postfix;
1866
1867                         } elseif ( isset($width) ) {
1868
1869                                 # Create a resized image, without the additional thumbnail
1870                                 # features
1871
1872                                 if (    ( ! $height === false )
1873                                      && ( $img->getHeight() * $width / $img->getWidth() > $height ) ) {
1874                                         print "height=$height<br>\nimg->getHeight() = ".$img->getHeight()."<br>\n";
1875                                         print 'rescaling by factor '. $height / $img->getHeight() . "<br>\n";
1876                                         $width = $img->getWidth() * $height / $img->getHeight();
1877                                 }
1878                                 $url = $img->createThumb( $width );
1879                         }
1880                 } # endif $wgUseImageResize
1881
1882                 if ( empty( $alt ) ) {
1883                         $alt = preg_replace( '/\.(.+?)^/', '', $img->getName() );
1884                 }
1885                 $alt = htmlspecialchars( $alt );
1886
1887                 $u = $nt->escapeLocalURL();
1888                 if ( $url == '' )
1889                 {
1890                         $s = str_replace( "$1", $img->getName(), wfMsg('missingimage') );
1891                         $s .= "<br>{$alt}<br>{$url}<br>\n";
1892                 } else {
1893                         $s = '<a href="'.$u.'" class="image" title="'.$alt.'">' .
1894                                  '<img src="'.$url.'" alt="'.$alt.'" /></a>';
1895                 }
1896                 if ( '' != $align ) {
1897                         $s = "<div class=\"float{$align}\"><span>{$s}</span></div>";
1898                 }
1899                 return str_replace("\n", ' ',$prefix.$s.$postfix);
1900         }
1901
1902
1903         function makeThumbLinkObj( $img, $label = '', $align = 'right', $boxwidth = 180, $boxheight=false, $framed=false ) {
1904                 global $wgStylePath, $wgLang;
1905                 # $image = Title::makeTitle( Namespace::getImage(), $name );
1906                 $url  = $img->getURL();
1907
1908                 #$label = htmlspecialchars( $label );
1909                 $alt = preg_replace( '/<[^>]*>/', '', $label);
1910                 $alt = htmlspecialchars( $alt );
1911
1912                 if ( $img->exists() )
1913                 {
1914                         $width  = $img->getWidth();
1915                         $height = $img->getHeight();
1916                 } else {
1917                         $width = $height = 200;
1918                 }
1919                 if ( $framed )
1920                 {
1921                         // Use image dimensions, don't scale
1922                         $boxwidth  = $width;
1923                         $oboxwidth = $boxwidth + 2;
1924                         $boxheight = $height;
1925                         $thumbUrl  = $url;
1926                 } else {
1927                         $h  = intval( $height/($width/$boxwidth) );
1928                         $oboxwidth = $boxwidth + 2;
1929                         if ( ( ! $boxheight === false ) &&  ( $h > $boxheight ) )
1930                         {
1931                                 $boxwidth *= $boxheight/$h;
1932                         } else {
1933                                 $boxheight = $h;
1934                         }
1935                         $thumbUrl = $img->createThumb( $boxwidth );
1936                 }
1937
1938                 $u = $img->getEscapeLocalURL();
1939
1940                 $more = htmlspecialchars( wfMsg( 'thumbnail-more' ) );
1941                 $magnifyalign = $wgLang->isRTL() ? 'left' : 'right';
1942                 $textalign = $wgLang->isRTL() ? ' style="text-align:right"' : '';
1943
1944                 $s = "<div class=\"thumb t{$align}\"><div style=\"width:{$oboxwidth}px;\">";
1945                 if ( $thumbUrl == '' ) {
1946                         $s .= str_replace( "$1", $img->getName(), wfMsg('missingimage') );
1947                         $zoomicon = '';
1948                 } else {
1949                         $s .= '<a href="'.$u.'" class="internal" title="'.$alt.'">'.
1950                                 '<img src="'.$thumbUrl.'" alt="'.$alt.'" ' .
1951                                 'width="'.$boxwidth.'" height="'.$boxheight.'" /></a>';
1952                         if ( $framed ) {
1953                                 $zoomicon="";
1954                         } else {
1955                                 $zoomicon =  '<div class="magnify" style="float:'.$magnifyalign.'">'.
1956                                         '<a href="'.$u.'" class="internal" title="'.$more.'">'.
1957                                         '<img src="'.$wgStylePath.'/images/magnify-clip.png" ' .
1958                                         'width="15" height="11" alt="'.$more.'" /></a></div>';
1959                         }
1960                 }
1961                 $s .= '  <div class="thumbcaption" '.$textalign.'>'.$zoomicon.$label."</div></div></div>";
1962                 return str_replace("\n", ' ', $s);
1963         }
1964
1965         function makeMediaLink( $name, $url, $alt = "" ) {
1966                 $nt = Title::makeTitle( Namespace::getMedia(), $name );
1967                 return $this->makeMediaLinkObj( $nt, $alt );
1968         }
1969
1970         function makeMediaLinkObj( $nt, $alt = "" )
1971         {
1972                 if ( ! isset( $nt ) )
1973                 {
1974                         ### HOTFIX. Instead of breaking, return empry string.
1975                         $s = $alt;
1976                 } else {
1977                         $name = $nt->getDBKey();
1978                         $url = Image::wfImageUrl( $name );
1979                         if ( empty( $alt ) ) {
1980                                 $alt = preg_replace( '/\.(.+?)^/', '', $name );
1981                         }
1982
1983                         $u = htmlspecialchars( $url );
1984                         $s = "<a href=\"{$u}\" class='internal' title=\"{$alt}\">{$alt}</a>";
1985                 }
1986                 return $s;
1987         }
1988
1989         function specialLink( $name, $key = "" )
1990         {
1991                 global $wgLang;
1992
1993                 if ( '' == $key ) { $key = strtolower( $name ); }
1994                 $pn = $wgLang->ucfirst( $name );
1995                 return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1996                   wfMsg( $key ) );
1997         }
1998
1999         function makeExternalLink( $url, $text, $escape = true ) {
2000                 $style = $this->getExternalLinkAttributes( $url, $text );
2001                 $url = htmlspecialchars( $url );
2002                 if( $escape ) {
2003                         $text = htmlspecialchars( $text );
2004                 }
2005                 return '<a href="'.$url.'"'.$style.'>'.$text.'</a>';
2006         }
2007
2008         # Called by history lists and recent changes
2009         #
2010
2011         # Returns text for the start of the tabular part of RC
2012         function beginRecentChangesList()
2013         {
2014                 $this->rc_cache = array() ;
2015                 $this->rcMoveIndex = 0;
2016                 $this->rcCacheIndex = 0 ;
2017                 $this->lastdate = '';
2018                 $this->rclistOpen = false;
2019                 return '';
2020         }
2021
2022         function beginImageHistoryList()
2023         {
2024                 $s = "\n<h2>" . wfMsg( 'imghistory' ) . "</h2>\n" .
2025                   "<p>" . wfMsg( 'imghistlegend' ) . "</p>\n".'<ul class="special">';
2026                 return $s;
2027         }
2028
2029         # Returns text for the end of RC
2030         # If enhanced RC is in use, returns pretty much all the text
2031         function endRecentChangesList()
2032         {
2033                 $s = $this->recentChangesBlock() ;
2034                 if( $this->rclistOpen ) {
2035                         $s .= "</ul>\n";
2036                 }
2037                 return $s;
2038         }
2039
2040         # Enhanced RC ungrouped line
2041         function recentChangesBlockLine ( $rcObj )
2042         {
2043                 global $wgStylePath, $wgLang ;
2044
2045                 # Get rc_xxxx variables
2046                 extract( $rcObj->mAttribs ) ;
2047                 $curIdEq = 'curid='.$rc_cur_id;
2048
2049                 # Spacer image
2050                 $r = '' ;
2051
2052                 $r .= '<img src="'.$wgStylePath.'/images/Arr_.png" width="12" height="12" border="0" />' ;
2053                 $r .= '<tt>' ;
2054
2055                 if ( $rc_type == RC_MOVE ) {
2056                         $r .= '&nbsp;&nbsp;';
2057                 } else {
2058                         # M & N (minor & new)
2059                         $M = wfMsg( 'minoreditletter' );
2060                         $N = wfMsg( 'newpageletter' );
2061
2062                         if ( $rc_type == RC_NEW ) {
2063                                 $r .= $N ;
2064                         } else {
2065                                 $r .= '&nbsp;' ;
2066                         }
2067                         if ( $rc_minor ) {
2068                                 $r .= $M ;
2069                         } else {
2070                                 $r .= '&nbsp;' ;
2071                         }
2072                 }
2073
2074                 # Timestamp
2075                 $r .= ' '.$rcObj->timestamp.' ' ;
2076                 $r .= '</tt>' ;
2077
2078                 # Article link
2079                 $link = $rcObj->link ;
2080                 if ( $rcObj->watched ) $link = '<strong>'.$link.'</strong>' ;
2081                 $r .= $link ;
2082
2083                 # Cur
2084                 $r .= ' (' ;
2085                 $r .= $rcObj->curlink ;
2086                 $r .= '; ' ;
2087
2088                 # Hist
2089                 $r .= $this->makeKnownLinkObj( $rcObj->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2090
2091                 # User/talk
2092                 $r .= ') . . '.$rcObj->userlink ;
2093                 $r .= $rcObj->usertalklink ;
2094
2095                 # Comment
2096                 if ( $rc_comment != '' && $rc_type != RC_MOVE ) {
2097                         $rc_comment=$this->formatComment($rc_comment);
2098                         $r .= $wgLang->emphasize( ' ('.$rc_comment.')' );
2099                 }
2100
2101                 $r .= "<br />\n" ;
2102                 return $r ;
2103         }
2104
2105         # Enhanced RC group
2106         function recentChangesBlockGroup ( $block )
2107         {
2108                 global $wgStylePath, $wgLang ;
2109
2110                 $r = '' ;
2111                 $M = wfMsg( 'minoreditletter' );
2112                 $N = wfMsg( 'newpageletter' );
2113
2114                 # Collate list of users
2115                 $isnew = false ;
2116                 $userlinks = array () ;
2117                 foreach ( $block AS $rcObj ) {
2118                         $oldid = $rcObj->mAttribs['rc_last_oldid'];
2119                         if ( $rcObj->mAttribs['rc_new'] ) $isnew = true ;
2120                         $u = $rcObj->userlink ;
2121                         if ( !isset ( $userlinks[$u] ) ) $userlinks[$u] = 0 ;
2122                         $userlinks[$u]++ ;
2123                 }
2124
2125                 # Sort the list and convert to text
2126                 krsort ( $userlinks ) ;
2127                 asort ( $userlinks ) ;
2128                 $users = array () ;
2129                 foreach ( $userlinks as $userlink => $count) {
2130                         $text = $userlink ;
2131                         if ( $count > 1 ) $text .= " ({$count}&times;)" ;
2132                         array_push ( $users , $text ) ;
2133                 }
2134                 $users = ' <font size="-1">['.implode('; ',$users).']</font>' ;
2135
2136                 # Arrow
2137                 $rci = 'RCI'.$this->rcCacheIndex ;
2138                 $rcl = 'RCL'.$this->rcCacheIndex ;
2139                 $rcm = 'RCM'.$this->rcCacheIndex ;
2140                 $toggleLink = 'javascript:toggleVisibility("'.$rci.'","'.$rcm.'","'.$rcl.'")' ;
2141                 $arrowdir = $wgLang->isRTL() ? 'l' : 'r';
2142                 $tl  = '<span id="'.$rcm.'"><a href=\''.$toggleLink.'\'><img src="'.$wgStylePath.'/images/Arr_'.$arrowdir.'.png" width="12" height="12" /></a></span>' ;
2143                 $tl .= '<span id="'.$rcl.'" style="display:none"><a href=\''.$toggleLink.'\'><img src="'.$wgStylePath.'/images/Arr_d.png" width="12" height="12" /></a></span>' ;
2144                 $r .= $tl ;
2145
2146                 # Main line
2147                 # M/N
2148                 $r .= '<tt>' ;
2149                 if ( $isnew ) $r .= $N ;
2150                 else $r .= '&nbsp;' ;
2151                 $r .= '&nbsp;' ; # Minor
2152
2153                 # Timestamp
2154                 $r .= ' '.$block[0]->timestamp.' ' ;
2155                 $r .= '</tt>' ;
2156
2157                 # Article link
2158                 $link = $block[0]->link ;
2159                 if ( $block[0]->watched ) $link = '<strong>'.$link.'</strong>' ;
2160                 $r .= $link ;
2161
2162                 $curIdEq = 'curid=' . $block[0]->mAttribs['rc_cur_id'];
2163                 if ( $block[0]->mAttribs['rc_type'] != RC_LOG ) {
2164                         # Changes
2165                         $r .= ' ('.count($block).' ' ;
2166                         if ( $isnew ) $r .= wfMsg('changes');
2167                         else $r .= $this->makeKnownLinkObj( $block[0]->getTitle() , wfMsg('changes') ,
2168                                 $curIdEq.'&diff=0&oldid='.$oldid ) ;
2169                         $r .= '; ' ;
2170
2171                         # History
2172                         $r .= $this->makeKnownLinkObj( $block[0]->getTitle(), wfMsg( 'history' ), $curIdEq.'&action=history' );
2173                         $r .= ')' ;
2174                 }
2175
2176                 $r .= $users ;
2177                 $r .= "<br />\n" ;
2178
2179                 # Sub-entries
2180                 $r .= '<div id="'.$rci.'" style="display:none">' ;
2181                 foreach ( $block AS $rcObj ) {
2182                         # Get rc_xxxx variables
2183                         extract( $rcObj->mAttribs );
2184
2185                         $r .= '<img src="'.$wgStylePath.'/images/Arr_.png" width="12" height="12" />';
2186                         $r .= '<tt>&nbsp; &nbsp; &nbsp; &nbsp;' ;
2187                         if ( $rc_new ) $r .= $N ;
2188                         else $r .= '&nbsp;' ;
2189                         if ( $rc_minor ) $r .= $M ;
2190                         else $r .= '&nbsp;' ;
2191                         $r .= '</tt>' ;
2192
2193                         $o = '' ;
2194                         if ( $rc_last_oldid != 0 ) {
2195                                 $o = 'oldid='.$rc_last_oldid ;
2196                         }
2197                         if ( $rc_type == RC_LOG ) {
2198                                 $link = $rcObj->timestamp ;
2199                         } else {
2200                                 $link = $this->makeKnownLinkObj( $rcObj->getTitle(), $rcObj->timestamp , "{$curIdEq}&$o" ) ;
2201                         }
2202                         $link = '<tt>'.$link.'</tt>' ;
2203
2204                         $r .= $link ;
2205                         $r .= ' (' ;
2206                         $r .= $rcObj->curlink ;
2207                         $r .= '; ' ;
2208                         $r .= $rcObj->lastlink ;
2209                         $r .= ') . . '.$rcObj->userlink ;
2210                         $r .= $rcObj->usertalklink ;
2211                         if ( $rc_comment != '' ) {
2212                                 $rc_comment=$this->formatComment($rc_comment);
2213                                 $r .= $wgLang->emphasize( ' ('.$rc_comment.')' ) ;
2214                         }
2215                         $r .= "<br />\n" ;
2216                 }
2217                 $r .= "</div>\n" ;
2218
2219                 $this->rcCacheIndex++ ;
2220                 return $r ;
2221         }
2222
2223         # If enhanced RC is in use, this function takes the previously cached
2224         # RC lines, arranges them, and outputs the HTML
2225         function recentChangesBlock ()
2226         {
2227                 global $wgStylePath ;
2228                 if ( count ( $this->rc_cache ) == 0 ) return '' ;
2229                 $blockOut = '';
2230                 foreach ( $this->rc_cache AS $secureName => $block ) {
2231                         if ( count ( $block ) < 2 ) {
2232                                 $blockOut .= $this->recentChangesBlockLine ( array_shift ( $block ) ) ;
2233                         } else {
2234                                 $blockOut .= $this->recentChangesBlockGroup ( $block ) ;
2235                         }
2236                 }
2237
2238                 return '<div>'.$blockOut.'</div>' ;
2239         }
2240
2241         # Called in a loop over all displayed RC entries
2242         # Either returns the line, or caches it for later use
2243         function recentChangesLine( &$rc, $watched = false )
2244         {
2245                 global $wgUser ;
2246                 $usenew = $wgUser->getOption( 'usenewrc' );
2247                 if ( $usenew )
2248                         $line = $this->recentChangesLineNew ( $rc, $watched ) ;
2249                 else
2250                         $line = $this->recentChangesLineOld ( $rc, $watched ) ;
2251                 return $line ;
2252         }
2253
2254         function recentChangesLineOld( &$rc, $watched = false )
2255         {
2256                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2257
2258                 # Extract DB fields into local scope
2259                 extract( $rc->mAttribs );
2260                 $curIdEq = 'curid=' . $rc_cur_id;
2261
2262                 # Make date header if necessary
2263                 $date = $wgLang->date( $rc_timestamp, true);
2264                 $s = '';
2265                 if ( $date != $this->lastdate ) {
2266                         if ( '' != $this->lastdate ) { $s .= "</ul>\n"; }
2267                         $s .= "<h4>{$date}</h4>\n<ul class='special'>";
2268                         $this->lastdate = $date;
2269                         $this->rclistOpen = true;
2270                 }
2271                 $s .= '<li> ';
2272
2273                 if ( $rc_type == RC_MOVE ) {
2274                         # Diff
2275                         $s .= '(' . wfMsg( 'diff' ) . ') (';
2276                         # Hist
2277                         $s .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), wfMsg( 'hist' ), 'action=history' ) .
2278                                 ') . . ';
2279
2280                         # "[[x]] moved to [[y]]"
2281
2282                         $s .= wfMsg( '1movedto2', $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2283                                 $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2284
2285                 } else {
2286                         # Diff link
2287                         if ( $rc_type == RC_NEW || $rc_type == RC_LOG ) {
2288                                 $diffLink = wfMsg( 'diff' );
2289                         } else {
2290                                 $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff' ),
2291                                   $curIdEq.'&diff='.$rc_this_oldid.'&oldid='.$rc_last_oldid  ,'' ,'' , ' tabindex="'.$rc->counter.'"');
2292                         }
2293                         $s .= '('.$diffLink.') (';
2294
2295                         # History link
2296                         $s .= $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2297                         $s .= ') . . ';
2298
2299                         # M and N (minor and new)
2300                         $M = wfMsg( 'minoreditletter' );
2301                         $N = wfMsg( 'newpageletter' );
2302                         if ( $rc_minor ) { $s .= ' <strong>'.$M.'</strong>'; }
2303                         if ( $rc_type == RC_NEW ) { $s .= '<strong>'.$N.'</strong>'; }
2304
2305                         # Article link
2306                         $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '' );
2307
2308                         if ( $watched ) {
2309                                 $articleLink = '<strong>'.$articleLink.'</strong>';
2310                         }
2311                         $s .= ' '.$articleLink;
2312
2313                 }
2314
2315                 # Timestamp
2316                 $s .= '; ' . $wgLang->time( $rc_timestamp, true, $wgRCSeconds ) . ' . . ';
2317
2318                 # User link (or contributions for unregistered users)
2319                 if ( 0 == $rc_user ) {
2320                         $userLink = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
2321                         $rc_user_text, 'target=' . $rc_user_text );
2322                 } else {
2323                         $userLink = $this->makeLink( $wgLang->getNsText( NS_USER ) . ':'.$rc_user_text, $rc_user_text );
2324                 }
2325                 $s .= $userLink;
2326
2327                 # User talk link
2328                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2329                 global $wgDisableAnonTalk;
2330                 if( 0 == $rc_user && $wgDisableAnonTalk ) {
2331                         $userTalkLink = '';
2332                 } else {
2333                         $utns=$wgLang->getNsText(NS_USER_TALK);
2334                         $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2335                 }
2336                 # Block link
2337                 $blockLink='';
2338                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2339                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2340                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2341
2342                 }
2343                 if($blockLink) {
2344                         if($userTalkLink) $userTalkLink .= ' | ';
2345                         $userTalkLink .= $blockLink;
2346                 }
2347                 if($userTalkLink) $s.=' ('.$userTalkLink.')';
2348
2349                 # Add comment
2350                 if ( '' != $rc_comment && '*' != $rc_comment && $rc_type != RC_MOVE ) {
2351                         $rc_comment=$this->formatComment($rc_comment);
2352                         $s .= $wgLang->emphasize(' (' . $rc_comment . ')');
2353                 }
2354                 $s .= "</li>\n";
2355
2356                 return $s;
2357         }
2358
2359 #       function recentChangesLineNew( $ts, $u, $ut, $ns, $ttl, $c, $isminor, $isnew, $watched = false, $oldid = 0 , $diffid = 0 )
2360         function recentChangesLineNew( &$baseRC, $watched = false )
2361         {
2362                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2363
2364                 # Create a specialised object
2365                 $rc = RCCacheEntry::newFromParent( $baseRC ) ;
2366
2367                 # Extract fields from DB into the function scope (rc_xxxx variables)
2368                 extract( $rc->mAttribs );
2369                 $curIdEq = 'curid=' . $rc_cur_id;
2370
2371                 # If it's a new day, add the headline and flush the cache
2372                 $date = $wgLang->date( $rc_timestamp, true);
2373                 $ret = '' ;
2374                 if ( $date != $this->lastdate ) {
2375                         # Process current cache
2376                         $ret = $this->recentChangesBlock () ;
2377                         $this->rc_cache = array() ;
2378                         $ret .= "<h4>{$date}</h4>\n";
2379                         $this->lastdate = $date;
2380                 }
2381
2382                 # Make article link
2383                 if ( $rc_type == RC_MOVE ) {
2384                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' );
2385                         $clink .= ' ' . wfMsg('movedto') . ' ';
2386                         $clink .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' );
2387                 } else {
2388                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), '' ) ;
2389                 }
2390
2391                 $time = $wgLang->time( $rc_timestamp, true, $wgRCSeconds );
2392                 $rc->watched = $watched ;
2393                 $rc->link = $clink ;
2394                 $rc->timestamp = $time;
2395
2396                 # Make "cur" link
2397                 if ( ( $rc_type == RC_NEW && $rc_this_oldid == 0 ) || $rc_type == RC_LOG || $rc_type == RC_MOVE) {
2398                         $curLink = wfMsg( 'cur' );
2399                 } else {
2400                         $curLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'cur' ),
2401                           $curIdEq.'&diff=0&oldid='.$rc_this_oldid ,'' ,'' , ' tabindex="'.$baseRC->counter.'"' );
2402                 }
2403
2404                 # Make "last" link
2405                 $titleObj = $rc->getTitle();
2406                 if ( $rc_last_oldid == 0 || $rc_type == RC_LOG || $rc_type == RC_MOVE ) {
2407                         $lastLink = wfMsg( 'last' );
2408                 } else {
2409                         $lastLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'last' ),
2410                           $curIdEq.'&diff='.$rc_this_oldid.'&oldid='.$rc_last_oldid );
2411                 }
2412
2413                 # Make user link (or user contributions for unregistered users)
2414                 if ( 0 == $rc_user ) {
2415                         $userLink = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
2416                         $rc_user_text, 'target=' . $rc_user_text );
2417                 } else {
2418                         $userLink = $this->makeLink( $wgLang->getNsText(
2419                           Namespace::getUser() ) . ':'.$rc_user_text, $rc_user_text );
2420                 }
2421
2422                 $rc->userlink = $userLink ;
2423                 $rc->lastlink = $lastLink ;
2424                 $rc->curlink = $curLink ;
2425
2426                 # Make user talk link
2427                 $utns=$wgLang->getNsText(NS_USER_TALK);
2428                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2429                 $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2430
2431                 global $wgDisableAnonTalk;
2432                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2433                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2434                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2435                         if( $wgDisableAnonTalk )
2436                                 $rc->usertalklink = ' ('.$blockLink.')';
2437                         else
2438                                 $rc->usertalklink = ' ('.$userTalkLink.' | '.$blockLink.')';
2439                 } else {
2440                         if( $wgDisableAnonTalk && ($rc_user == 0) )
2441                                 $rc->usertalklink = '';
2442                         else
2443                                 $rc->usertalklink = ' ('.$userTalkLink.')';
2444                 }
2445
2446                 # Put accumulated information into the cache, for later display
2447                 # Page moves go on their own line
2448                 $title = $rc->getTitle();
2449                 $secureName = $title->getPrefixedDBkey();
2450                 if ( $rc_type == RC_MOVE ) {
2451                         # Use an @ character to prevent collision with page names
2452                         $this->rc_cache['@@' . ($this->rcMoveIndex++)] = array($rc);
2453                 } else {
2454                         if ( !isset ( $this->rc_cache[$secureName] ) ) $this->rc_cache[$secureName] = array() ;
2455                         array_push ( $this->rc_cache[$secureName] , $rc ) ;
2456                 }
2457                 return $ret;
2458         }
2459
2460         function endImageHistoryList()
2461         {
2462                 $s = "</ul>\n";
2463                 return $s;
2464         }
2465
2466         /* This function is called by all recent changes variants, by the page history,
2467            and by the user contributions list. It is responsible for formatting edit
2468            comments. It escapes any HTML in the comment, but adds some CSS to format
2469            auto-generated comments (from section editing) and formats [[wikilinks]].
2470            Main author: Erik Möller (moeller@scireview.de)
2471         */
2472         function formatComment($comment)
2473         {
2474                 global $wgLang;
2475                 $comment=wfEscapeHTML($comment);
2476
2477                 # The pattern for autogen comments is / * foo * /, which makes for
2478                 # some nasty regex.
2479                 # We look for all comments, match any text before and after the comment,
2480                 # add a separator where needed and format the comment itself with CSS
2481                 while (preg_match('/(.*)\/\*\s*(.*?)\s*\*\/(.*)/', $comment,$match)) {
2482                         $pre=$match[1];
2483                         $auto=$match[2];
2484                         $post=$match[3];
2485                         $sep='-';
2486                         if($pre) { $auto = $sep.' '.$auto; }
2487                         if($post) { $auto .= ' '.$sep; }
2488                         $auto='<span class="autocomment">'.$auto.'</span>';
2489                         $comment=$pre.$auto.$post;
2490                 }
2491
2492                 # format regular and media links - all other wiki formatting
2493                 # is ignored
2494                 while(preg_match('/\[\[(.*?)(\|(.*?))*\]\]/',$comment,$match)) {
2495
2496                         $medians = $wgLang->getNsText(Namespace::getMedia());
2497                         $func='makeLink';
2498                         if(preg_match('/^'.$medians.'/i',$match[1])) {
2499                                 $func='makeMediaLink';
2500                         }
2501                         if(isset($match[3]) ) {
2502                                 $comment=
2503                                 preg_replace('/\[\[(.*?)\]\]/',
2504                                 $this->$func($match[1],$match[3]),$comment,1);
2505                         } else {
2506                                 $comment=
2507                                 preg_replace('/\[\[(.*?)\]\]/',
2508                                 $this->$func($match[1],$match[1]),$comment,1);
2509                         }
2510                 }
2511
2512                 return $comment;
2513
2514         }
2515
2516         function imageHistoryLine( $iscur, $timestamp, $img, $user, $usertext, $size, $description )
2517         {
2518                 global $wgUser, $wgLang, $wgTitle;
2519
2520                 $datetime = $wgLang->timeanddate( $timestamp, true );
2521                 $del = wfMsg( 'deleteimg' );
2522                 $cur = wfMsg( 'cur' );
2523
2524                 if ( $iscur ) {
2525                         $url = Image::wfImageUrl( $img );
2526                         $rlink = $cur;
2527                         if ( $wgUser->isSysop() ) {
2528                                 $link = $wgTitle->escapeLocalURL( 'image=' . $wgTitle->getPartialURL() .
2529                                   '&action=delete' );
2530                                 $style = $this->getInternalLinkAttributes( $link, $del );
2531
2532                                 $dlink = '<a href="'.$link.'"'.$style.'>'.$del.'</a>';
2533                         } else {
2534                                 $dlink = $del;
2535                         }
2536                 } else {
2537                         $url = wfEscapeHTML( wfImageArchiveUrl( $img ) );
2538                         if( $wgUser->getID() != 0 ) {
2539                                 $rlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2540                                            wfMsg( 'revertimg' ), 'action=revert&oldimage=' .
2541                                            urlencode( $img ) );
2542                                 $dlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2543                                            $del, 'action=delete&oldimage=' . urlencode( $img ) );
2544                         } else {
2545                                 # Having live active links for non-logged in users
2546                                 # means that bots and spiders crawling our site can
2547                                 # inadvertently change content. Baaaad idea.
2548                                 $rlink = wfMsg( 'revertimg' );
2549                                 $dlink = $del;
2550                         }
2551                 }
2552                 if ( 0 == $user ) {
2553                         $userlink = $usertext;
2554                 } else {
2555                         $userlink = $this->makeLink( $wgLang->getNsText( Namespace::getUser() ) .
2556                                        ':'.$usertext, $usertext );
2557                 }
2558                 $nbytes = wfMsg( 'nbytes', $size );
2559                 $style = $this->getInternalLinkAttributes( $url, $datetime );
2560
2561                 $s = "<li> ({$dlink}) ({$rlink}) <a href=\"{$url}\"{$style}>{$datetime}</a>"
2562                   . " . . {$userlink} ({$nbytes})";
2563
2564                 if ( '' != $description && '*' != $description ) {
2565                         $sk=$wgUser->getSkin();
2566                         $s .= $wgLang->emphasize(' (' . $sk->formatComment($description) . ')');
2567                 }
2568                 $s .= "</li>\n";
2569                 return $s;
2570         }
2571
2572         function tocIndent($level) {
2573                 return str_repeat( '<div class="tocindent">'."\n", $level>0 ? $level : 0 );
2574         }
2575
2576         function tocUnindent($level) {
2577                 return str_repeat( "</div>\n", $level>0 ? $level : 0 );
2578         }
2579
2580         # parameter level defines if we are on an indentation level
2581         function tocLine( $anchor, $tocline, $level ) {
2582                 $link = '<a href="#'.$anchor.'">'.$tocline.'</a><br />';
2583                 if($level) {
2584                         return $link."\n";
2585                 } else {
2586                         return '<div class="tocline">'.$link."</div>\n";
2587                 }
2588
2589         }
2590
2591         function tocTable($toc) {
2592                 # note to CSS fanatics: putting this in a div does not work -- div won't auto-expand
2593                 # try min-width & co when somebody gets a chance
2594                 $hideline = ' <script type="text/javascript">showTocToggle("' . addslashes( wfMsg('showtoc') ) . '","' . addslashes( wfMsg('hidetoc') ) . '")</script>';
2595                 return
2596                 '<table border="0" id="toc"><tr><td align="center">'."\n".
2597                 '<b>'.wfMsg('toc').'</b>' .
2598                 $hideline .
2599                 '</td></tr><tr id="tocinside"><td>'."\n".
2600                 $toc."</td></tr></table>\n";
2601         }
2602
2603         # These two do not check for permissions: check $wgTitle->userCanEdit before calling them
2604         function editSectionScript( $section, $head ) {
2605                 global $wgTitle, $wgRequest;
2606                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2607                         return $head;
2608                 }
2609                 $url = $wgTitle->escapeLocalURL( 'action=edit&section='.$section );
2610                 return '<span oncontextmenu=\'document.location="'.$url.'";return false;\'>'.$head.'</span>';
2611         }
2612
2613         function editSectionLink( $section ) {
2614                 global $wgRequest;
2615                 global $wgTitle, $wgUser, $wgLang;
2616
2617                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2618                         # Section edit links would be out of sync on an old page.
2619                         # But, if we're diffing to the current page, they'll be
2620                         # correct.
2621                         return '';
2622                 }
2623
2624                 $editurl = '&section='.$section;
2625                 $url = $this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg('editsection'),'action=edit'.$editurl);
2626
2627                 if( $wgLang->isRTL() ) {
2628                         $farside = 'left';
2629                         $nearside = 'right';
2630                 } else {
2631                         $farside = 'right';
2632                         $nearside = 'left';
2633                 }
2634                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2635
2636         }
2637
2638         // This function is called by EditPage.php and shows a bulletin board style
2639         // toolbar for common editing functions. It can be disabled in the user preferences.
2640         // The necsesary JavaScript code can be found in style/wikibits.js.
2641         function getEditToolbar() {
2642                 global $wgStylePath, $wgLang, $wgMimeType;
2643
2644                 // toolarray an array of arrays which each include the filename of
2645                 // the button image (without path), the opening tag, the closing tag,
2646                 // and optionally a sample text that is inserted between the two when no
2647                 // selection is highlighted.
2648                 // The tip text is shown when the user moves the mouse over the button.
2649
2650                 // Already here are accesskeys (key), which are not used yet until someone
2651                 // can figure out a way to make them work in IE. However, we should make
2652                 // sure these keys are not defined on the edit page.
2653                 $toolarray=array(
2654                         array(  'image'=>'button_bold.png',
2655                                 'open'=>"\'\'\'",
2656                                 'close'=>"\'\'\'",
2657                                 'sample'=>wfMsg('bold_sample'),
2658                                 'tip'=>wfMsg('bold_tip'),
2659                                 'key'=>'B'
2660                                 ),
2661                         array(  "image"=>"button_italic.png",
2662                                 "open"=>"\'\'",
2663                                 "close"=>"\'\'",
2664                                 "sample"=>wfMsg("italic_sample"),
2665                                 "tip"=>wfMsg("italic_tip"),
2666                                 "key"=>"I"
2667                                 ),
2668                         array(  "image"=>"button_link.png",
2669                                 "open"=>"[[",
2670                                 "close"=>"]]",
2671                                 "sample"=>wfMsg("link_sample"),
2672                                 "tip"=>wfMsg("link_tip"),
2673                                 "key"=>"L"
2674                                 ),
2675                         array(  "image"=>"button_extlink.png",
2676                                 "open"=>"[",
2677                                 "close"=>"]",
2678                                 "sample"=>wfMsg("extlink_sample"),
2679                                 "tip"=>wfMsg("extlink_tip"),
2680                                 "key"=>"X"
2681                                 ),
2682                         array(  "image"=>"button_headline.png",
2683                                 "open"=>"\\n== ",
2684                                 "close"=>" ==\\n",
2685                                 "sample"=>wfMsg("headline_sample"),
2686                                 "tip"=>wfMsg("headline_tip"),
2687                                 "key"=>"H"
2688                                 ),
2689                         array(  "image"=>"button_image.png",
2690                                 "open"=>"[[".$wgLang->getNsText(NS_IMAGE).":",
2691                                 "close"=>"]]",
2692                                 "sample"=>wfMsg("image_sample"),
2693                                 "tip"=>wfMsg("image_tip"),
2694                                 "key"=>"D"
2695                                 ),
2696                         array(  "image"=>"button_media.png",
2697                                 "open"=>"[[".$wgLang->getNsText(NS_MEDIA).":",
2698                                 "close"=>"]]",
2699                                 "sample"=>wfMsg("media_sample"),
2700                                 "tip"=>wfMsg("media_tip"),
2701                                 "key"=>"M"
2702                                 ),
2703                         array(  "image"=>"button_math.png",
2704                                 "open"=>"\\<math\\>",
2705                                 "close"=>"\\</math\\>",
2706                                 "sample"=>wfMsg("math_sample"),
2707                                 "tip"=>wfMsg("math_tip"),
2708                                 "key"=>"C"
2709                                 ),
2710                         array(  "image"=>"button_nowiki.png",
2711                                 "open"=>"\\<nowiki\\>",
2712                                 "close"=>"\\</nowiki\\>",
2713                                 "sample"=>wfMsg("nowiki_sample"),
2714                                 "tip"=>wfMsg("nowiki_tip"),
2715                                 "key"=>"N"
2716                                 ),
2717                         array(  "image"=>"button_sig.png",
2718                                 "open"=>"--~~~~",
2719                                 "close"=>"",
2720                                 "sample"=>"",
2721                                 "tip"=>wfMsg("sig_tip"),
2722                                 "key"=>"Y"
2723                                 ),
2724                         array(  "image"=>"button_hr.png",
2725                                 "open"=>"\\n----\\n",
2726                                 "close"=>"",
2727                                 "sample"=>"",
2728                                 "tip"=>wfMsg("hr_tip"),
2729                                 "key"=>"R"
2730                                 )
2731                 );
2732                 $toolbar ="<script type='text/javascript'>\n/*<![CDATA[*/\n";
2733
2734                 $toolbar.="document.writeln(\"<div id='toolbar'>\");\n";
2735                 foreach($toolarray as $tool) {
2736
2737                         $image=$wgStylePath.'/images/'.$tool['image'];
2738                         $open=$tool['open'];
2739                         $close=$tool['close'];
2740                         $sample = addslashes( $tool['sample'] );
2741
2742                         // Note that we use the tip both for the ALT tag and the TITLE tag of the image.
2743                         // Older browsers show a "speedtip" type message only for ALT.
2744                         // Ideally these should be different, realistically they
2745                         // probably don't need to be.
2746                         $tip = addslashes( $tool['tip'] );
2747
2748                         #$key = $tool["key"];
2749
2750                         $toolbar.="addButton('$image','$tip','$open','$close','$sample');\n";
2751                 }
2752
2753                 $toolbar.="addInfobox('" . addslashes( wfMsg( "infobox" ) ) . "','" . addslashes(wfMsg("infobox_alert")) . "');\n";
2754                 $toolbar.="document.writeln(\"</div>\");\n";
2755
2756                 $toolbar.="/*]]>*/\n</script>";
2757                 return $toolbar;
2758         }
2759
2760 }
2761
2762 require_once( 'SkinStandard.php' );
2763 require_once( 'SkinNostalgia.php' );
2764 require_once( 'SkinCologneBlue.php' );
2765
2766 if( $wgUsePHPTal ) {
2767         require_once( 'SkinPHPTal.php' );
2768 }
2769
2770
2771 ?>