includes/Skin.php

   1 <?php
   2
   3 # This is not a valid entry point, perform no further processing unless MEDIAWIKI is defined
   4 if( defined( "MEDIAWIKI" ) ) {
   5
   6 # See skin.doc
   7
   8 require_once( 'Feed.php' );  // should not be called if the actual page isn't feed enabled
   9 require_once( 'Image.php' );
  10
  11 # These are the INTERNAL names, which get mapped
  12 # directly to class names.  For display purposes, the
  13 # Language class has internationalized names
  14 #
  15 /* private */ $wgValidSkinNames = array(
  16         'standard'              => 'Standard',
  17         'nostalgia'             => 'Nostalgia',
  18         'cologneblue'   => 'CologneBlue'
  19 );
  20 if( $wgUsePHPTal ) {
  21     #$wgValidSkinNames[] = 'PHPTal';
  22     #$wgValidSkinNames['davinci'] = 'DaVinci';
  23     #$wgValidSkinNames['mono'] = 'Mono';
  24     $wgValidSkinNames['monobook'] = 'MonoBook';
  25     $wgValidSkinNames['myskin'] = 'MySkin';
  26     #$wgValidSkinNames['monobookminimal'] = 'MonoBookMinimal';
  27 }
  28
  29 require_once( 'RecentChange.php' );
  30
  31 class RCCacheEntry extends RecentChange
  32 {
  33         var $secureName, $link;
  34         var $curlink , $difflink, $lastlink , $usertalklink , $versionlink ;
  35         var $userlink, $timestamp, $watched;
  36
  37         function newFromParent( $rc )
  38         {
  39                 $rc2 = new RCCacheEntry;
  40                 $rc2->mAttribs = $rc->mAttribs;
  41                 $rc2->mExtra = $rc->mExtra;
  42                 return $rc2;
  43         }
  44 } ;
  45
  46 class Skin {
  47
  48         /* private */ var $lastdate, $lastline;
  49         var $linktrail ; # linktrail regexp
  50         var $rc_cache ; # Cache for Enhanced Recent Changes
  51         var $rcCacheIndex ; # Recent Changes Cache Counter for visibility toggle
  52         var $rcMoveIndex;
  53         var $postParseLinkColour = true;
  54
  55         function Skin()
  56         {
  57                 global $wgUseOldExistenceCheck;
  58                 $postParseLinkColour = !$wgUseOldExistenceCheck;
  59                 $this->linktrail = wfMsg('linktrail');
  60         }
  61
  62         function getSkinNames()
  63         {
  64                 global $wgValidSkinNames;
  65                 return $wgValidSkinNames;
  66         }
  67
  68         function getStylesheet()
  69         {
  70                 return 'wikistandard.css';
  71         }
  72         function getSkinName() {
  73                 return "standard";
  74         }
  75
  76         # Get/set accessor for delayed link colouring
  77         function postParseLinkColour( $setting = NULL ) {
  78                 return wfSetVar( $this->postParseLinkColour, $setting );
  79         }
  80
  81         function qbSetting()
  82         {
  83                 global $wgOut, $wgUser;
  84
  85                 if ( $wgOut->isQuickbarSuppressed() ) { return 0; }
  86                 $q = $wgUser->getOption( 'quickbar' );
  87                 if ( '' == $q ) { $q = 0; }
  88                 return $q;
  89         }
  90
  91         function initPage( &$out )
  92         {
  93                 $fname = 'Skin::initPage';
  94                 wfProfileIn( $fname );
  95
  96                 $out->addLink( array( 'rel' => 'shortcut icon', 'href' => '/favicon.ico' ) );
  97
  98                 $this->addMetadataLinks($out);
  99
 100                 wfProfileOut( $fname );
 101         }
 102
 103         function addMetadataLinks( &$out ) {
 104                 global $wgTitle, $wgEnableDublinCoreRdf, $wgEnableCreativeCommonsRdf, $wgRdfMimeType, $action;
 105                 global $wgRightsPage, $wgRightsUrl;
 106
 107                 if( $out->isArticleRelated() ) {
 108                         # note: buggy CC software only reads first "meta" link
 109                         if( $wgEnableCreativeCommonsRdf ) {
 110                                 $out->addMetadataLink( array(
 111                                         'title' => 'Creative Commons',
 112                                         'type' => 'application/rdf+xml',
 113                                         'href' => $wgTitle->getLocalURL( 'action=creativecommons') ) );
 114                         }
 115                         if( $wgEnableDublinCoreRdf ) {
 116                                 $out->addMetadataLink( array(
 117                                         'title' => 'Dublin Core',
 118                                         'type' => 'application/rdf+xml',
 119                                         'href' => $wgTitle->getLocalURL( 'action=dublincore' ) ) );
 120                         }
 121                 }
 122                 $copyright = '';
 123                 if( $wgRightsPage ) {
 124                         $copy = Title::newFromText( $wgRightsPage );
 125                         if( $copy ) {
 126                                 $copyright = $copy->getLocalURL();
 127                         }
 128                 }
 129                 if( !$copyright && $wgRightsUrl ) {
 130                         $copyright = $wgRightsUrl;
 131                 }
 132                 if( $copyright ) {
 133                         $out->addLink( array(
 134                                 'rel' => 'copyright',
 135                                 'href' => $copyright ) );
 136                 }
 137         }
 138
 139         function outputPage( &$out ) {
 140                 global $wgDebugComments;
 141
 142                 wfProfileIn( 'Skin::outputPage' );
 143                 $this->initPage( $out );
 144                 $out->out( $out->headElement() );
 145
 146                 $out->out( "\n<body" );
 147                 $ops = $this->getBodyOptions();
 148                 foreach ( $ops as $name => $val ) {
 149                         $out->out( " $name='$val'" );
 150                 }
 151                 $out->out( ">\n" );
 152                 if ( $wgDebugComments ) {
 153                         $out->out( "<!-- Wiki debugging output:\n" .
 154                           $out->mDebugtext . "-->\n" );
 155                 }
 156                 $out->out( $this->beforeContent() );
 157
 158                 $out->out( $out->mBodytext . "\n" );
 159
 160                 $out->out( $this->afterContent() );
 161
 162                 wfProfileClose();
 163                 $out->out( $out->reportTime() );
 164
 165                 $out->out( "\n</body></html>" );
 166         }
 167
 168         function getHeadScripts() {
 169                 global $wgStylePath, $wgUser, $wgLang, $wgAllowUserJs;
 170                 $r = "<script type=\"text/javascript\" src=\"{$wgStylePath}/wikibits.js\"></script>\n";
 171                 if( $wgAllowUserJs && $wgUser->getID() != 0 ) { # logged in
 172                         $userpage = $wgLang->getNsText( Namespace::getUser() ) . ":" . $wgUser->getName();
 173                         $userjs = htmlspecialchars($this->makeUrl($userpage.'/'.$this->getSkinName().'.js', 'action=raw&ctype=text/javascript'));
 174                         $r .= '<script type="text/javascript" src="'.$userjs."\"></script>\n";
 175                 }
 176                 return $r;
 177         }
 178
 179         # get the user/site-specific stylesheet, SkinPHPTal called from RawPage.php (settings are cached that way)
 180         function getUserStylesheet() {
 181                 global $wgOut, $wgStylePath, $wgLang, $wgUser, $wgRequest, $wgTitle, $wgAllowUserCss;
 182                 $sheet = $this->getStylesheet();
 183                 $action = $wgRequest->getText('action');
 184                 $s = "@import \"$wgStylePath/$sheet\";\n";
 185                 if($wgLang->isRTL()) $s .= "@import \"$wgStylePath/common_rtl.css\";\n";
 186                 if( $wgAllowUserCss && $wgUser->getID() != 0 ) { # logged in
 187                         if($wgTitle->isCssSubpage() and $action == 'submit' and  $wgTitle->userCanEditCssJsSubpage()) {
 188                                 $s .= $wgRequest->getText('wpTextbox1');
 189                         } else {
 190                                 $userpage = $wgLang->getNsText( Namespace::getUser() ) . ":" . $wgUser->getName();
 191                                 $s.= '@import "'.$this->makeUrl($userpage.'/'.$this->getSkinName().'.css', 'action=raw&ctype=text/css').'";'."\n";
 192                         }
 193                 }
 194                 $s .= $this->doGetUserStyles();
 195                 return $s."\n";
 196         }
 197         # placeholder, returns generated js in monobook
 198         function getUserJs() {
 199                 return;
 200         }
 201
 202         function getUserStyles()
 203         {
 204                 global $wgOut, $wgStylePath, $wgLang;
 205                 $s = "<style type='text/css'>\n";
 206                 $s .= "/*/*/ /*<![CDATA[*/\n"; # <-- Hide the styles from Netscape 4 without hiding them from IE/Mac
 207                 $s .= $this->getUserStylesheet();
 208                 $s .= "/*]]>*/ /* */\n";
 209                 $s .= "</style>\n";
 210                 return $s;
 211         }
 212
 213         function doGetUserStyles()
 214         {
 215                 global $wgUser, $wgLang;
 216
 217                 $csspage = $wgLang->getNsText( NS_MEDIAWIKI ) . ":" . $this->getSkinName() . ".css";
 218                 $s = '@import "'.$this->makeUrl($csspage, 'action=raw&ctype=text/css')."\";\n";
 219
 220                 if ( 1 == $wgUser->getOption( 'underline' ) ) {
 221                         # Don't override browser settings
 222                 } else {
 223                         # CHECK MERGE @@@
 224                         # Force no underline
 225                         $s .= "a { text-decoration: none; }\n";
 226                 }
 227                 if ( 1 == $wgUser->getOption( 'highlightbroken' ) ) {
 228                         $s .= "a.new, #quickbar a.new { color: #CC2200; }\n";
 229                 }
 230                 if ( 1 == $wgUser->getOption( 'justify' ) ) {
 231                         $s .= "#article { text-align: justify; }\n";
 232                 }
 233                 return $s;
 234         }
 235
 236         function getBodyOptions()
 237         {
 238                 global $wgUser, $wgTitle, $wgNamespaceBackgrounds, $wgOut, $wgRequest;
 239
 240                 extract( $wgRequest->getValues( 'oldid', 'redirect', 'diff' ) );
 241
 242                 if ( 0 != $wgTitle->getNamespace() ) {
 243                         $a = array( 'bgcolor' => '#ffffec' );
 244                 }
 245                 else $a = array( 'bgcolor' => '#FFFFFF' );
 246                 if($wgOut->isArticle() && $wgUser->getOption('editondblclick') &&
 247                   (!$wgTitle->isProtected() || $wgUser->isSysop()) ) {
 248                         $t = wfMsg( 'editthispage' );
 249                         $oid = $red = '';
 250                         if ( !empty($redirect) ) {
 251                                 $red = "&redirect={$redirect}";
 252                         }
 253                         if ( !empty($oldid) && ! isset( $diff ) ) {
 254                                 $oid = "&oldid={$oldid}";
 255                         }
 256                         $s = $wgTitle->getFullURL( "action=edit{$oid}{$red}" );
 257                         $s = 'document.location = "' .$s .'";';
 258                         $a += array ('ondblclick' => $s);
 259
 260                 }
 261                 $a['onload'] = $wgOut->getOnloadHandler();
 262                 return $a;
 263         }
 264
 265         function getExternalLinkAttributes( $link, $text, $class='' )
 266         {
 267                 global $wgUser, $wgOut, $wgLang;
 268
 269                 $link = urldecode( $link );
 270                 $link = $wgLang->checkTitleEncoding( $link );
 271                 $link = str_replace( '_', ' ', $link );
 272                 $link = htmlspecialchars( $link );
 273
 274                 $r = ($class != '') ? " class='$class'" : " class='external'";
 275
 276                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 277                         $r .= " title=\"{$link}\"";
 278                 }
 279                 return $r;
 280         }
 281
 282         function getInternalLinkAttributes( $link, $text, $broken = false )
 283         {
 284                 global $wgUser, $wgOut;
 285
 286                 $link = urldecode( $link );
 287                 $link = str_replace( '_', ' ', $link );
 288                 $link = htmlspecialchars( $link );
 289
 290                 if ( $broken == 'stub' ) {
 291                         $r = ' class="stub"';
 292                 } else if ( $broken == 'yes' ) {
 293                         $r = ' class="new"';
 294                 } else {
 295                         $r = '';
 296                 }
 297
 298                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 299                         $r .= " title=\"{$link}\"";
 300                 }
 301                 return $r;
 302         }
 303
 304         function getInternalLinkAttributesObj( &$nt, $text, $broken = false )
 305         {
 306                 global $wgUser, $wgOut;
 307
 308                 if ( $broken == 'stub' ) {
 309                         $r = ' class="stub"';
 310                 } else if ( $broken == 'yes' ) {
 311                         $r = ' class="new"';
 312                 } else {
 313                         $r = '';
 314                 }
 315
 316                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 317                         $r .= ' title ="' . $nt->getEscapedText() . '"';
 318                 }
 319                 return $r;
 320         }
 321
 322         function getLogo()
 323         {
 324                 global $wgLogo;
 325                 return $wgLogo;
 326         }
 327
 328         # This will be called immediately after the <body> tag.  Split into
 329         # two functions to make it easier to subclass.
 330         #
 331         function beforeContent()
 332         {
 333                 global $wgUser, $wgOut;
 334
 335                 return $this->doBeforeContent();
 336         }
 337
 338         function doBeforeContent()
 339         {
 340                 global $wgUser, $wgOut, $wgTitle, $wgLang, $wgSiteNotice;
 341                 $fname = 'Skin::doBeforeContent';
 342                 wfProfileIn( $fname );
 343
 344                 $s = '';
 345                 $qb = $this->qbSetting();
 346
 347                 if( $langlinks = $this->otherLanguages() ) {
 348                         $rows = 2;
 349                         $borderhack = '';
 350                 } else {
 351                         $rows = 1;
 352                         $langlinks = false;
 353                         $borderhack = 'class="top"';
 354                 }
 355
 356                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 357                   "<table border='0' cellspacing='0' width='98%'>\n<tr>\n";
 358
 359                 $shove = ($qb != 0);
 360                 $left = ($qb == 1 || $qb == 3);
 361                 if($wgLang->isRTL()) $left = !$left;
 362
 363                 if ( !$shove ) {
 364                         $s .= "<td class='top' align='left' valign='top' rowspan='{$rows}'>\n" .
 365                           $this->logoText() . '</td>';
 366                 } elseif( $left ) {
 367                         $s .= $this->getQuickbarCompensator( $rows );
 368                 }
 369                 $l = $wgLang->isRTL() ? 'right' : 'left';
 370                 $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 371
 372                 $s .= $this->topLinks() ;
 373                 $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 374
 375                 $r = $wgLang->isRTL() ? "left" : "right";
 376                 $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
 377                 $s .= $this->nameAndLogin();
 378                 $s .= "\n<br />" . $this->searchForm() . "</td>";
 379
 380                 if ( $langlinks ) {
 381                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 382                 }
 383
 384                 if ( $shove && !$left ) { # Right
 385                         $s .= $this->getQuickbarCompensator( $rows );
 386                 }
 387                 $s .= "</tr>\n</table>\n</div>\n";
 388                 $s .= "\n<div id='article'>\n";
 389
 390                 if( $wgSiteNotice ) {
 391                         $s .= "\n<div id='siteNotice'>$wgSiteNotice</div>\n";
 392                 }
 393                 $s .= $this->pageTitle();
 394                 $s .= $this->pageSubtitle() ;
 395                 $s .= $this->getCategories();
 396                 wfProfileOut( $fname );
 397                 return $s;
 398         }
 399
 400         function getCategoryLinks () {
 401                 global $wgOut, $wgTitle, $wgUser, $wgParser;
 402                 global $wgUseCategoryMagic, $wgUseCategoryBrowser, $wgLang;
 403
 404                 if( !$wgUseCategoryMagic ) return '' ;
 405                 if( count( $wgOut->mCategoryLinks ) == 0 ) return '';
 406
 407                 # Taken out so that they will be displayed in previews -- TS
 408                 #if( !$wgOut->isArticle() ) return '';
 409
 410                 $t = implode ( ' | ' , $wgOut->mCategoryLinks ) ;
 411                 $s = $this->makeKnownLink( 'Special:Categories',
 412                         wfMsg( 'categories' ), 'article=' . urlencode( $wgTitle->getPrefixedDBkey() ) )
 413                         . ': ' . $t;
 414
 415                 if($wgUseCategoryBrowser) {
 416                         $s .= '<br/><hr/>';
 417                         $catstack = array();
 418                         $s.= $wgTitle->getAllParentCategories($catstack);
 419                 }
 420
 421                 return $s;
 422         }
 423
 424         function getCategories() {
 425                 $catlinks=$this->getCategoryLinks();
 426                 if(!empty($catlinks)) {
 427                         return "<p class='catlinks'>{$catlinks}</p>";
 428                 }
 429         }
 430
 431         function getQuickbarCompensator( $rows = 1 )
 432         {
 433                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 434         }
 435
 436         # This gets called immediately before the </body> tag.
 437         #
 438         function afterContent()
 439         {
 440                 global $wgUser, $wgOut, $wgServer;
 441                 global $wgTitle, $wgLang;
 442
 443                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 444                 return $printfooter . $this->doAfterContent();
 445         }
 446
 447         function printSource() {
 448                 global $wgTitle;
 449                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 450                 return wfMsg( "retrievedfrom", "<a href=\"$url\">$url</a>" );
 451         }
 452
 453         function printFooter() {
 454                 return "<p>" .  $this->printSource() .
 455                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 456         }
 457
 458         function doAfterContent()
 459         {
 460                 global $wgUser, $wgOut, $wgLang;
 461                 $fname =  'Skin::doAfterContent';
 462                 wfProfileIn( $fname );
 463                 wfProfileIn( $fname.'-1' );
 464
 465                 $s = "\n</div><br style=\"clear:both\" />\n";
 466                 $s .= "\n<div id='footer'>";
 467                 $s .= '<table border="0" cellspacing="0"><tr>';
 468
 469                 wfProfileOut( $fname.'-1' );
 470                 wfProfileIn( $fname.'-2' );
 471
 472                 $qb = $this->qbSetting();
 473                 $shove = ($qb != 0);
 474                 $left = ($qb == 1 || $qb == 3);
 475                 if($wgLang->isRTL()) $left = !$left;
 476
 477                 if ( $shove && $left ) { # Left
 478                         $s .= $this->getQuickbarCompensator();
 479                 }
 480                 wfProfileOut( $fname.'-2' );
 481                 wfProfileIn( $fname.'-3' );
 482                 $l = $wgLang->isRTL() ? 'right' : 'left';
 483                 $s .= "<td class='bottom' align='$l' valign='top'>";
 484
 485                 $s .= $this->bottomLinks();
 486                 $s .= "\n<br />" . $this->mainPageLink()
 487                   . ' | ' . $this->aboutLink()
 488                   . ' | ' . $this->specialLink( 'recentchanges' )
 489                   . ' | ' . $this->searchForm()
 490                   . '<br /><span id="pagestats">' . $this->pageStats() . '</span>';
 491
 492                 $s .= "</td>";
 493                 if ( $shove && !$left ) { # Right
 494                         $s .= $this->getQuickbarCompensator();
 495                 }
 496                 $s .= "</tr></table>\n</div>\n</div>\n";
 497
 498                 wfProfileOut( $fname.'-3' );
 499                 wfProfileIn( $fname.'-4' );
 500                 if ( 0 != $qb ) { $s .= $this->quickBar(); }
 501                 wfProfileOut( $fname.'-4' );
 502                 wfProfileOut( $fname );
 503                 return $s;
 504         }
 505
 506         function pageTitleLinks()
 507         {
 508                 global $wgOut, $wgTitle, $wgUser, $wgLang, $wgUseApproval, $wgRequest;
 509
 510                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 511                 $action = $wgRequest->getText( 'action' );
 512
 513                 $s = $this->printableLink();
 514                 if ( wfMsg ( 'disclaimers' ) != '-' ) $s .= ' | ' . $this->makeKnownLink( wfMsg( 'disclaimerpage' ), wfMsg( 'disclaimers' ) ) ;
 515
 516                 if ( $wgOut->isArticleRelated() ) {
 517                         if ( $wgTitle->getNamespace() == Namespace::getImage() ) {
 518                                 $name = $wgTitle->getDBkey();
 519                                 $link = htmlspecialchars( Image::wfImageUrl( $name ) );
 520                                 $style = $this->getInternalLinkAttributes( $link, $name );
 521                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 522                         }
 523                         # This will show the "Approve" link if $wgUseApproval=true;
 524                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 525                         {
 526                                 $t = $wgTitle->getDBkey();
 527                                 $name = 'Approve this article' ;
 528                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 529                                 #htmlspecialchars( wfImageUrl( $name ) );
 530                                 $style = $this->getExternalLinkAttributes( $link, $name );
 531                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 532                         }
 533                 }
 534                 if ( 'history' == $action || isset( $diff ) || isset( $oldid ) ) {
 535                         $s .= ' | ' . $this->makeKnownLink( $wgTitle->getPrefixedText(),
 536                                         wfMsg( 'currentrev' ) );
 537                 }
 538
 539                 if ( $wgUser->getNewtalk() ) {
 540                 # do not show "You have new messages" text when we are viewing our
 541                 # own talk page
 542
 543                         if(!(strcmp($wgTitle->getText(),$wgUser->getName()) == 0 &&
 544                                                 $wgTitle->getNamespace()==Namespace::getTalk(Namespace::getUser()))) {
 545                                 $n =$wgUser->getName();
 546                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 547                                                         Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 548                                                 wfMsg('newmessageslink') );
 549                                 $s.= ' | <strong>'. wfMsg( 'newmessages', $tl ) . '</strong>';
 550                         }
 551                 }
 552
 553                 $undelete = $this->getUndeleteLink();
 554                 if( !empty( $undelete ) ) {
 555                         $s .= ' | '.$undelete;
 556                 }
 557                 return $s;
 558         }
 559
 560         function getUndeleteLink() {
 561                 global $wgUser, $wgTitle, $wgLang, $action;
 562                 if( $wgUser->isSysop() &&
 563                         (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 564                         ($n = $wgTitle->isDeleted() ) ) {
 565                         return wfMsg( 'thisisdeleted',
 566                                 $this->makeKnownLink(
 567                                         $wgLang->SpecialPage( 'Undelete/' . $wgTitle->getPrefixedDBkey() ),
 568                                         wfMsg( 'restorelink', $n ) ) );
 569                 }
 570                 return '';
 571         }
 572
 573         function printableLink()
 574         {
 575                 global $wgOut, $wgFeedClasses, $wgRequest;
 576
 577                 $baseurl = $_SERVER['REQUEST_URI'];
 578                 if( strpos( '?', $baseurl ) == false ) {
 579                         $baseurl .= '?';
 580                 } else {
 581                         $baseurl .= '&';
 582                 }
 583                 $baseurl = htmlspecialchars( $baseurl );
 584                 $printurl = $wgRequest->escapeAppendQuery( 'printable=yes' );
 585
 586                 $s = "<a href=\"$printurl\">" . wfMsg( 'printableversion' ) . '</a>';
 587                 if( $wgOut->isSyndicated() ) {
 588                         foreach( $wgFeedClasses as $format => $class ) {
 589                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 590                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 591                         }
 592                 }
 593                 return $s;
 594         }
 595
 596         function pageTitle()
 597         {
 598                 global $wgOut, $wgTitle, $wgUser;
 599
 600                 $s = '<h1 class="pagetitle">' . htmlspecialchars( $wgOut->getPageTitle() ) . '</h1>';
 601                 if($wgUser->getOption( 'editsectiononrightclick' ) && $wgTitle->userCanEdit()) { $s=$this->editSectionScript(0,$s);}
 602                 return $s;
 603         }
 604
 605         function pageSubtitle()
 606         {
 607                 global $wgOut;
 608
 609                 $sub = $wgOut->getSubtitle();
 610                 if ( '' == $sub ) {
 611                         global $wgExtraSubtitle;
 612                         $sub = wfMsg( 'fromwikipedia' ) . $wgExtraSubtitle;
 613                 }
 614                 $subpages = $this->subPageSubtitle();
 615                 $sub .= !empty($subpages)?"</p><p class='subpages'>$subpages":'';
 616                 $s = "<p class='subtitle'>{$sub}</p>\n";
 617                 return $s;
 618         }
 619
 620         function subPageSubtitle()
 621         {
 622                 global $wgOut,$wgTitle,$wgNamespacesWithSubpages;
 623                 $subpages = '';
 624                 if($wgOut->isArticle() && !empty($wgNamespacesWithSubpages[$wgTitle->getNamespace()])) {
 625                         $ptext=$wgTitle->getPrefixedText();
 626                         if(preg_match('/\//',$ptext)) {
 627                                 $links = explode('/',$ptext);
 628                                 $c = 0;
 629                                 $growinglink = '';
 630                                 foreach($links as $link) {
 631                                         $c++;
 632                                         if ($c<count($links)) {
 633                                                 $growinglink .= $link;
 634                                                 $getlink = $this->makeLink( $growinglink, $link );
 635                                                 if(preg_match('/class="new"/i',$getlink)) { break; } # this is a hack, but it saves time
 636                                                 if ($c>1) {
 637                                                         $subpages .= ' | ';
 638                                                 } else  {
 639                                                         $subpages .= '&lt; ';
 640                                                 }
 641                                                 $subpages .= $getlink;
 642                                                 $growinglink .= '/';
 643                                         }
 644                                 }
 645                         }
 646                 }
 647                 return $subpages;
 648         }
 649
 650         function nameAndLogin()
 651         {
 652                 global $wgUser, $wgTitle, $wgLang, $wgShowIPinHeader, $wgIP;
 653
 654                 $li = $wgLang->specialPage( 'Userlogin' );
 655                 $lo = $wgLang->specialPage( 'Userlogout' );
 656
 657                 $s = '';
 658                 if ( 0 == $wgUser->getID() ) {
 659                         if( $wgShowIPinHeader && isset(  $_COOKIE[ini_get('session.name')] ) ) {
 660                                 $n = $wgIP;
 661
 662                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 663                                   Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 664                                   $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 665
 666                                 $s .= $n . ' ('.$tl.')';
 667                         } else {
 668                                 $s .= wfMsg('notloggedin');
 669                         }
 670
 671                         $rt = $wgTitle->getPrefixedURL();
 672                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 673                                 $q = '';
 674                         } else { $q = "returnto={$rt}"; }
 675
 676                         $s .= "\n<br />" . $this->makeKnownLink( $li,
 677                           wfMsg( 'login' ), $q );
 678                 } else {
 679                         $n = $wgUser->getName();
 680                         $rt = $wgTitle->getPrefixedURL();
 681                         $tl = $this->makeKnownLink( $wgLang->getNsText(
 682                           Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 683                           $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 684
 685                         $tl = " ({$tl})";
 686
 687                         $s .= $this->makeKnownLink( $wgLang->getNsText(
 688                           Namespace::getUser() ) . ":{$n}", $n ) . "{$tl}<br />" .
 689                           $this->makeKnownLink( $lo, wfMsg( 'logout' ),
 690                           "returnto={$rt}" ) . ' | ' .
 691                           $this->specialLink( 'preferences' );
 692                 }
 693                 $s .= ' | ' . $this->makeKnownLink( wfMsg( 'helppage' ),
 694                   wfMsg( 'help' ) );
 695
 696                 return $s;
 697         }
 698
 699         function getSearchLink() {
 700                 $searchPage =& Title::makeTitle( NS_SPECIAL, 'Search' );
 701                 return $searchPage->getLocalURL();
 702         }
 703
 704         function escapeSearchLink() {
 705                 return htmlspecialchars( $this->getSearchLink() );
 706         }
 707
 708         function searchForm()
 709         {
 710                 global $wgRequest;
 711                 $search = $wgRequest->getText( 'search' );
 712
 713                 $s = '<form name="search" class="inline" method="post" action="'
 714                   . $this->escapeSearchLink() . "\">\n"
 715                   . '<input type="text" name="search" size="19" value="'
 716                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 717                   . '<input type="submit" name="go" value="' . wfMsg ('go') . '" />&nbsp;'
 718                   . '<input type="submit" name="fulltext" value="' . wfMsg ('search') . "\" />\n</form>";
 719
 720                 return $s;
 721         }
 722
 723         function topLinks()
 724         {
 725                 global $wgOut;
 726                 $sep = " |\n";
 727
 728                 $s = $this->mainPageLink() . $sep
 729                   . $this->specialLink( 'recentchanges' );
 730
 731                 if ( $wgOut->isArticleRelated() ) {
 732                         $s .=  $sep . $this->editThisPage()
 733                           . $sep . $this->historyLink();
 734                 }
 735                 # Many people don't like this dropdown box
 736                 #$s .= $sep . $this->specialPagesList();
 737
 738                 return $s;
 739         }
 740
 741         function bottomLinks()
 742         {
 743                 global $wgOut, $wgUser, $wgTitle;
 744                 $sep = " |\n";
 745
 746                 $s = '';
 747                 if ( $wgOut->isArticleRelated() ) {
 748                         $s .= '<strong>' . $this->editThisPage() . '</strong>';
 749                         if ( 0 != $wgUser->getID() ) {
 750                                 $s .= $sep . $this->watchThisPage();
 751                         }
 752                         $s .= $sep . $this->talkLink()
 753                           . $sep . $this->historyLink()
 754                           . $sep . $this->whatLinksHere()
 755                           . $sep . $this->watchPageLinksLink();
 756
 757                         if ( $wgTitle->getNamespace() == Namespace::getUser()
 758                             || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser()) )
 759
 760                         {
 761                                 $id=User::idFromName($wgTitle->getText());
 762                                 $ip=User::isIP($wgTitle->getText());
 763
 764                                 if($id || $ip) { # both anons and non-anons have contri list
 765                                         $s .= $sep . $this->userContribsLink();
 766                                 }
 767                                 if ( 0 != $wgUser->getID() ) { # show only to signed in users
 768                                         if($id) {       # can only email non-anons
 769                                                 $s .= $sep . $this->emailUserLink();
 770                                         }
 771                                 }
 772                         }
 773                         if ( $wgUser->isSysop() && $wgTitle->getArticleId() ) {
 774                                 $s .= "\n<br />" . $this->deleteThisPage() .
 775                                 $sep . $this->protectThisPage() .
 776                                 $sep . $this->moveThisPage();
 777                         }
 778                         $s .= "<br />\n" . $this->otherLanguages();
 779                 }
 780                 return $s;
 781         }
 782
 783         function pageStats()
 784         {
 785                 global $wgOut, $wgLang, $wgArticle, $wgRequest;
 786                 global $wgDisableCounters, $wgMaxCredits, $wgShowCreditsIfMax;
 787
 788                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 789                 if ( ! $wgOut->isArticle() ) { return ''; }
 790                 if ( isset( $oldid ) || isset( $diff ) ) { return ''; }
 791                 if ( 0 == $wgArticle->getID() ) { return ''; }
 792
 793                 $s = '';
 794                 if ( !$wgDisableCounters ) {
 795                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 796                         if ( $count ) {
 797                                 $s = wfMsg( 'viewcount', $count );
 798                         }
 799                 }
 800
 801                 if (isset($wgMaxCredits) && $wgMaxCredits != 0) {
 802                     require_once("Credits.php");
 803                     $s .= ' ' . getCredits($wgArticle, $wgMaxCredits, $wgShowCreditsIfMax);
 804                 } else {
 805                     $s .= $this->lastModified();
 806                 }
 807
 808                 return $s . ' ' .  $this->getCopyright();
 809         }
 810
 811         function getCopyright() {
 812                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRequest;
 813
 814
 815                 $oldid = $wgRequest->getVal( 'oldid' );
 816                 $diff = $wgRequest->getVal( 'diff' );
 817
 818                 if ( !is_null( $oldid ) && is_null( $diff ) && wfMsg( 'history_copyright' ) !== '-' ) {
 819                         $msg = 'history_copyright';
 820                 } else {
 821                         $msg = 'copyright';
 822                 }
 823
 824                 $out = '';
 825                 if( $wgRightsPage ) {
 826                         $link = $this->makeKnownLink( $wgRightsPage, $wgRightsText );
 827                 } elseif( $wgRightsUrl ) {
 828                         $link = $this->makeExternalLink( $wgRightsUrl, $wgRightsText );
 829                 } else {
 830                         # Give up now
 831                         return $out;
 832                 }
 833                 $out .= wfMsg( $msg, $link );
 834                 return $out;
 835         }
 836
 837         function getCopyrightIcon() {
 838                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRightsIcon;
 839                 $out = '';
 840                 if( $wgRightsIcon ) {
 841                         $icon = htmlspecialchars( $wgRightsIcon );
 842                         if( $wgRightsUrl ) {
 843                                 $url = htmlspecialchars( $wgRightsUrl );
 844                                 $out .= '<a href="'.$url.'">';
 845                         }
 846                         $text = htmlspecialchars( $wgRightsText );
 847                         $out .= "<img src=\"$icon\" alt='$text' />";
 848                         if( $wgRightsUrl ) {
 849                                 $out .= '</a>';
 850                         }
 851                 }
 852                 return $out;
 853         }
 854
 855         function getPoweredBy() {
 856                 global $wgStylePath;
 857                 $url = htmlspecialchars( "$wgStylePath/images/poweredby_mediawiki_88x31.png" );
 858                 $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" alt="MediaWiki" /></a>';
 859                 return $img;
 860         }
 861
 862         function lastModified()
 863         {
 864                 global $wgLang, $wgArticle;
 865
 866                 $timestamp = $wgArticle->getTimestamp();
 867                 if ( $timestamp ) {
 868                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 869                         $s = ' ' . wfMsg( 'lastmodified', $d );
 870                 } else {
 871                         $s = '';
 872                 }
 873                 return $s;
 874         }
 875
 876         function logoText( $align = '' )
 877         {
 878                 if ( '' != $align ) { $a = ' align="'.$align.'"'; }
 879                 else { $a = ''; }
 880
 881                 $mp = wfMsg( 'mainpage' );
 882                 $titleObj = Title::newFromText( $mp );
 883                 $s = '<a href="' . $titleObj->escapeLocalURL()
 884                   . '"><img'.$a.' src="'
 885                   . $this->getLogo() . '" alt="' . "[{$mp}]\" /></a>";
 886                 return $s;
 887         }
 888
 889         function quickBar()
 890         {
 891                 global $wgOut, $wgTitle, $wgUser, $wgRequest, $wgLang;
 892                 global $wgDisableUploads, $wgRemoteUploads;
 893
 894                 $fname =  'Skin::quickBar';
 895                 wfProfileIn( $fname );
 896
 897                 $action = $wgRequest->getText( 'action' );
 898                 $wpPreview = $wgRequest->getBool( 'wpPreview' );
 899                 $tns=$wgTitle->getNamespace();
 900
 901                 $s = "\n<div id='quickbar'>";
 902                 $s .= "\n" . $this->logoText() . "\n<hr class='sep' />";
 903
 904                 $sep = "\n<br />";
 905                 $s .= $this->mainPageLink()
 906                   . $sep . $this->specialLink( 'recentchanges' )
 907                   . $sep . $this->specialLink( 'randompage' );
 908                 if ($wgUser->getID()) {
 909                 $s.= $sep . $this->specialLink( 'watchlist' ) ;
 910                 $s .= $sep .$this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
 911                   wfMsg( 'mycontris' ), 'target=' . wfUrlencode($wgUser->getName() ) );
 912
 913                 }
 914                 // only show watchlist link if logged in
 915                 if ( wfMsg ( 'currentevents' ) != '-' ) $s .= $sep . $this->makeKnownLink( wfMsg( 'currentevents' ), '' ) ;
 916                 $s .= "\n<br /><hr class='sep' />";
 917                 $articleExists = $wgTitle->getArticleId();
 918                 if ( $wgOut->isArticle() || $action =='edit' || $action =='history' || $wpPreview) {
 919                         if($wgOut->isArticle()) {
 920                                 $s .= '<strong>' . $this->editThisPage() . '</strong>';
 921                         } else { # backlink to the article in edit or history mode
 922                                 if($articleExists){ # no backlink if no article
 923                                         switch($tns) {
 924                                                 case 0:
 925                                                 $text = wfMsg('articlepage');
 926                                                 break;
 927                                                 case 1:
 928                                                 $text = wfMsg('viewtalkpage');
 929                                                 break;
 930                                                 case 2:
 931                                                 $text = wfMsg('userpage');
 932                                                 break;
 933                                                 case 3:
 934                                                 $text = wfMsg('viewtalkpage');
 935                                                 break;
 936                                                 case 4:
 937                                                 $text = wfMsg('wikipediapage');
 938                                                 break;
 939                                                 case 5:
 940                                                 $text = wfMsg('viewtalkpage');
 941                                                 break;
 942                                                 case 6:
 943                                                 $text = wfMsg('imagepage');
 944                                                 break;
 945                                                 case 7:
 946                                                 $text = wfMsg('viewtalkpage');
 947                                                 break;
 948                                                 default:
 949                                                 $text= wfMsg('articlepage');
 950                                         }
 951
 952                                         $link = $wgTitle->getText();
 953                                         if ($nstext = $wgLang->getNsText($tns) ) { # add namespace if necessary
 954                                                 $link = $nstext . ':' . $link ;
 955                                         }
 956
 957                                         $s .= $this->makeLink( $link, $text );
 958                                 } elseif( $wgTitle->getNamespace() != Namespace::getSpecial() ) {
 959                                         # we just throw in a "New page" text to tell the user that he's in edit mode,
 960                                         # and to avoid messing with the separator that is prepended to the next item
 961                                         $s .= '<strong>' . wfMsg('newpage') . '</strong>';
 962                                 }
 963
 964                         }
 965
 966
 967                         if( $tns%2 && $action!='edit' && !$wpPreview) {
 968                                 $s.= '<br />'.$this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg('postcomment'),'action=edit&section=new');
 969                         }
 970
 971                         /*
 972                         watching could cause problems in edit mode:
 973                         if user edits article, then loads "watch this article" in background and then saves
 974                         article with "Watch this article" checkbox disabled, the article is transparently
 975                         unwatched. Therefore we do not show the "Watch this page" link in edit mode
 976                         */
 977                         if ( 0 != $wgUser->getID() && $articleExists) {
 978                                 if($action!='edit' && $action != 'submit' )
 979                                 {
 980                                         $s .= $sep . $this->watchThisPage();
 981                                 }
 982                                 if ( $wgTitle->userCanEdit() )
 983                                         $s .= $sep . $this->moveThisPage();
 984                         }
 985                         if ( $wgUser->isSysop() and $articleExists ) {
 986                                 $s .= $sep . $this->deleteThisPage() .
 987                                 $sep . $this->protectThisPage();
 988                         }
 989                         $s .= $sep . $this->talkLink();
 990                         if ($articleExists && $action !='history') {
 991                                 $s .= $sep . $this->historyLink();
 992                         }
 993                         $s.=$sep . $this->whatLinksHere();
 994
 995                         if($wgOut->isArticleRelated()) {
 996                                 $s .= $sep . $this->watchPageLinksLink();
 997                         }
 998
 999                         if ( Namespace::getUser() == $wgTitle->getNamespace()
1000                         || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser())
1001                         ) {
1002
1003                                 $id=User::idFromName($wgTitle->getText());
1004                                 $ip=User::isIP($wgTitle->getText());
1005
1006                                 if($id||$ip) {
1007                                         $s .= $sep . $this->userContribsLink();
1008                                 }
1009                                 if ( 0 != $wgUser->getID() ) {
1010                                         if($id) { # can only email real users
1011                                                 $s .= $sep . $this->emailUserLink();
1012                                         }
1013                                 }
1014                         }
1015                         $s .= "\n<br /><hr class='sep' />";
1016                 }
1017
1018                 if ( 0 != $wgUser->getID() && ( !$wgDisableUploads || $wgRemoteUploads ) ) {
1019                         $s .= $this->specialLink( 'upload' ) . $sep;
1020                 }
1021                 $s .= $this->specialLink( 'specialpages' )
1022                   . $sep . $this->bugReportsLink();
1023
1024                 global $wgSiteSupportPage;
1025                 if( $wgSiteSupportPage ) {
1026                         $s .= "\n<br /><a href=\"" . htmlspecialchars( $wgSiteSupportPage ) .
1027                           '" class="internal">' . wfMsg( 'sitesupport' ) . '</a>';
1028                 }
1029
1030                 $s .= "\n<br /></div>\n";
1031                 wfProfileOut( $fname );
1032                 return $s;
1033         }
1034
1035         function specialPagesList()
1036         {
1037                 global $wgUser, $wgOut, $wgLang, $wgServer, $wgRedirectScript;
1038                 require_once('SpecialPage.php');
1039                 $a = array();
1040                 $pages = SpecialPage::getPages();
1041
1042                 foreach ( $pages[''] as $name => $page ) {
1043                         $a[$name] = $page->getDescription();
1044                 }
1045                 if ( $wgUser->isSysop() )
1046                 {
1047                         foreach ( $pages['sysop'] as $name => $page ) {
1048                                 $a[$name] = $page->getDescription();
1049                         }
1050                 }
1051                 if ( $wgUser->isDeveloper() )
1052                 {
1053                         foreach ( $pages['developer'] as $name => $page ) {
1054                                 $a[$name] = $page->getDescription() ;
1055                         }
1056                 }
1057                 $go = wfMsg( 'go' );
1058                 $sp = wfMsg( 'specialpages' );
1059                 $spp = $wgLang->specialPage( 'Specialpages' );
1060
1061                 $s = '<form id="specialpages" method="get" class="inline" ' .
1062                   'action="' . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
1063                 $s .= "<select name=\"wpDropdown\">\n";
1064                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
1065
1066                 foreach ( $a as $name => $desc ) {
1067                         $p = $wgLang->specialPage( $name );
1068                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
1069                 }
1070                 $s .= "</select>\n";
1071                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
1072                 $s .= "</form>\n";
1073                 return $s;
1074         }
1075
1076         function mainPageLink()
1077         {
1078                 $mp = wfMsg( 'mainpage' );
1079                 $s = $this->makeKnownLink( $mp, $mp );
1080                 return $s;
1081         }
1082
1083         function copyrightLink()
1084         {
1085                 $s = $this->makeKnownLink( wfMsg( 'copyrightpage' ),
1086                   wfMsg( 'copyrightpagename' ) );
1087                 return $s;
1088         }
1089
1090         function aboutLink()
1091         {
1092                 $s = $this->makeKnownLink( wfMsg( 'aboutpage' ),
1093                   wfMsg( 'aboutwikipedia' ) );
1094                 return $s;
1095         }
1096
1097
1098       function disclaimerLink()
1099         {
1100                 $s = $this->makeKnownLink( wfMsg( 'disclaimerpage' ),
1101                   wfMsg( 'disclaimers' ) );
1102                 return $s;
1103         }
1104
1105         function editThisPage()
1106         {
1107                 global $wgOut, $wgTitle, $wgRequest;
1108
1109                 $oldid = $wgRequest->getVal( 'oldid' );
1110                 $diff = $wgRequest->getVal( 'diff' );
1111                 $redirect = $wgRequest->getVal( 'redirect' );
1112
1113                 if ( ! $wgOut->isArticleRelated() ) {
1114                         $s = wfMsg( 'protectedpage' );
1115                 } else {
1116                         $n = $wgTitle->getPrefixedText();
1117                         if ( $wgTitle->userCanEdit() ) {
1118                                 $t = wfMsg( 'editthispage' );
1119                         } else {
1120                                 #$t = wfMsg( "protectedpage" );
1121                                 $t = wfMsg( 'viewsource' );
1122                         }
1123                         $oid = $red = '';
1124
1125                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
1126                         if ( $oldid && ! isset( $diff ) ) {
1127                                 $oid = "&oldid={$oldid}";
1128                         }
1129                         $s = $this->makeKnownLink( $n, $t, "action=edit{$oid}{$red}" );
1130                 }
1131                 return $s;
1132         }
1133
1134         function deleteThisPage()
1135         {
1136                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1137
1138                 $diff = $wgRequest->getVal( 'diff' );
1139                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1140                         $n = $wgTitle->getPrefixedText();
1141                         $t = wfMsg( 'deletethispage' );
1142
1143                         $s = $this->makeKnownLink( $n, $t, 'action=delete' );
1144                 } else {
1145                         $s = '';
1146                 }
1147                 return $s;
1148         }
1149
1150         function protectThisPage()
1151         {
1152                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1153
1154                 $diff = $wgRequest->getVal( 'diff' );
1155                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1156                         $n = $wgTitle->getPrefixedText();
1157
1158                         if ( $wgTitle->isProtected() ) {
1159                                 $t = wfMsg( 'unprotectthispage' );
1160                                 $q = 'action=unprotect';
1161                         } else {
1162                                 $t = wfMsg( 'protectthispage' );
1163                                 $q = 'action=protect';
1164                         }
1165                         $s = $this->makeKnownLink( $n, $t, $q );
1166                 } else {
1167                         $s = '';
1168                 }
1169                 return $s;
1170         }
1171
1172         function watchThisPage()
1173         {
1174                 global $wgUser, $wgOut, $wgTitle;
1175
1176                 if ( $wgOut->isArticleRelated() ) {
1177                         $n = $wgTitle->getPrefixedText();
1178
1179                         if ( $wgTitle->userIsWatching() ) {
1180                                 $t = wfMsg( 'unwatchthispage' );
1181                                 $q = 'action=unwatch';
1182                         } else {
1183                                 $t = wfMsg( 'watchthispage' );
1184                                 $q = 'action=watch';
1185                         }
1186                         $s = $this->makeKnownLink( $n, $t, $q );
1187                 } else {
1188                         $s = wfMsg( 'notanarticle' );
1189                 }
1190                 return $s;
1191         }
1192
1193         function moveThisPage()
1194         {
1195                 global $wgTitle, $wgLang;
1196
1197                 if ( $wgTitle->userCanEdit() ) {
1198                         $s = $this->makeKnownLink( $wgLang->specialPage( 'Movepage' ),
1199                           wfMsg( 'movethispage' ), 'target=' . $wgTitle->getPrefixedURL() );
1200                 } // no message if page is protected - would be redundant
1201                 return $s;
1202         }
1203
1204         function historyLink()
1205         {
1206                 global $wgTitle;
1207
1208                 $s = $this->makeKnownLink( $wgTitle->getPrefixedText(),
1209                   wfMsg( 'history' ), 'action=history' );
1210                 return $s;
1211         }
1212
1213         function whatLinksHere()
1214         {
1215                 global $wgTitle, $wgLang;
1216
1217                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Whatlinkshere' ),
1218                   wfMsg( 'whatlinkshere' ), 'target=' . $wgTitle->getPrefixedURL() );
1219                 return $s;
1220         }
1221
1222         function userContribsLink()
1223         {
1224                 global $wgTitle, $wgLang;
1225
1226                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
1227                   wfMsg( 'contributions' ), 'target=' . $wgTitle->getPartialURL() );
1228                 return $s;
1229         }
1230
1231         function emailUserLink()
1232         {
1233                 global $wgTitle, $wgLang;
1234
1235                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Emailuser' ),
1236                   wfMsg( 'emailuser' ), 'target=' . $wgTitle->getPartialURL() );
1237                 return $s;
1238         }
1239
1240         function watchPageLinksLink()
1241         {
1242                 global $wgOut, $wgTitle, $wgLang;
1243
1244                 if ( ! $wgOut->isArticleRelated() ) {
1245                         $s = '(' . wfMsg( 'notanarticle' ) . ')';
1246                 } else {
1247                         $s = $this->makeKnownLink( $wgLang->specialPage(
1248                           'Recentchangeslinked' ), wfMsg( 'recentchangeslinked' ),
1249                           'target=' . $wgTitle->getPrefixedURL() );
1250                 }
1251                 return $s;
1252         }
1253
1254         function otherLanguages()
1255         {
1256                 global $wgOut, $wgLang, $wgTitle, $wgUseNewInterlanguage;
1257
1258                 $a = $wgOut->getLanguageLinks();
1259                 if ( 0 == count( $a ) ) {
1260                         if ( !$wgUseNewInterlanguage ) return '';
1261                         $ns = $wgLang->getNsIndex ( $wgTitle->getNamespace () ) ;
1262                         if ( $ns != 0 AND $ns != 1 ) return '' ;
1263                         $pn = 'Intl' ;
1264                         $x = 'mode=addlink&xt='.$wgTitle->getDBkey() ;
1265                         return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1266                                   wfMsg( 'intl' ) , $x );
1267                         }
1268
1269                 if ( !$wgUseNewInterlanguage ) {
1270                         $s = wfMsg( 'otherlanguages' ) . ': ';
1271                 } else {
1272                         global $wgLanguageCode ;
1273                         $x = 'mode=zoom&xt='.$wgTitle->getDBkey() ;
1274                         $x .= '&xl='.$wgLanguageCode ;
1275                         $s =  $this->makeKnownLink( $wgLang->specialPage( 'Intl' ),
1276                                   wfMsg( 'otherlanguages' ) , $x ) . ': ' ;
1277                         }
1278
1279                 $s = wfMsg( 'otherlanguages' ) . ': ';
1280                 $first = true;
1281                 if($wgLang->isRTL()) $s .= '<span dir="LTR">';
1282                 foreach( $a as $l ) {
1283                         if ( ! $first ) { $s .= ' | '; }
1284                         $first = false;
1285
1286                         $nt = Title::newFromText( $l );
1287                         $url = $nt->getFullURL();
1288                         $text = $wgLang->getLanguageName( $nt->getInterwiki() );
1289
1290                         if ( '' == $text ) { $text = $l; }
1291                         $style = $this->getExternalLinkAttributes( $l, $text );
1292                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1293                 }
1294                 if($wgLang->isRTL()) $s .= '</span>';
1295                 return $s;
1296         }
1297
1298         function bugReportsLink()
1299         {
1300                 $s = $this->makeKnownLink( wfMsg( 'bugreportspage' ),
1301                   wfMsg( 'bugreports' ) );
1302                 return $s;
1303         }
1304
1305         function dateLink()
1306         {
1307                 global $wgLinkCache;
1308                 $t1 = Title::newFromText( gmdate( 'F j' ) );
1309                 $t2 = Title::newFromText( gmdate( 'Y' ) );
1310
1311                 $wgLinkCache->suspend();
1312                 $id = $t1->getArticleID();
1313                 $wgLinkCache->resume();
1314
1315                 if ( 0 == $id ) {
1316                         $s = $this->makeBrokenLink( $t1->getText() );
1317                 } else {
1318                         $s = $this->makeKnownLink( $t1->getText() );
1319                 }
1320                 $s .= ', ';
1321
1322                 $wgLinkCache->suspend();
1323                 $id = $t2->getArticleID();
1324                 $wgLinkCache->resume();
1325
1326                 if ( 0 == $id ) {
1327                         $s .= $this->makeBrokenLink( $t2->getText() );
1328                 } else {
1329                         $s .= $this->makeKnownLink( $t2->getText() );
1330                 }
1331                 return $s;
1332         }
1333
1334         function talkLink()
1335         {
1336                 global $wgLang, $wgTitle, $wgLinkCache;
1337
1338                 $tns = $wgTitle->getNamespace();
1339                 if ( -1 == $tns ) { return ''; }
1340
1341                 $pn = $wgTitle->getText();
1342                 $tp = wfMsg( 'talkpage' );
1343                 if ( Namespace::isTalk( $tns ) ) {
1344                         $lns = Namespace::getSubject( $tns );
1345                         switch($tns) {
1346                                 case 1:
1347                                 $text = wfMsg('articlepage');
1348                                 break;
1349                                 case 3:
1350                                 $text = wfMsg('userpage');
1351                                 break;
1352                                 case 5:
1353                                 $text = wfMsg('wikipediapage');
1354                                 break;
1355                                 case 7:
1356                                 $text = wfMsg('imagepage');
1357                                 break;
1358                                 default:
1359                                 $text= wfMsg('articlepage');
1360                         }
1361                 } else {
1362
1363                         $lns = Namespace::getTalk( $tns );
1364                         $text=$tp;
1365                 }
1366                 $n = $wgLang->getNsText( $lns );
1367                 if ( '' == $n ) { $link = $pn; }
1368                 else { $link = $n.':'.$pn; }
1369
1370                 $wgLinkCache->suspend();
1371                 $s = $this->makeLink( $link, $text );
1372                 $wgLinkCache->resume();
1373
1374                 return $s;
1375         }
1376
1377         function commentLink()
1378         {
1379                 global $wgLang, $wgTitle, $wgLinkCache;
1380
1381                 $tns = $wgTitle->getNamespace();
1382                 if ( -1 == $tns ) { return ''; }
1383
1384                 $lns = ( Namespace::isTalk( $tns ) ) ? $tns : Namespace::getTalk( $tns );
1385
1386                 # assert Namespace::isTalk( $lns )
1387
1388                 $n = $wgLang->getNsText( $lns );
1389                 $pn = $wgTitle->getText();
1390
1391                 $link = $n.':'.$pn;
1392
1393                 $wgLinkCache->suspend();
1394                 $s = $this->makeKnownLink($link, wfMsg('postcomment'), 'action=edit&section=new');
1395                 $wgLinkCache->resume();
1396
1397                 return $s;
1398         }
1399
1400         # After all the page content is transformed into HTML, it makes
1401         # a final pass through here for things like table backgrounds.
1402         #
1403         function transformContent( $text )
1404         {
1405                 return $text;
1406         }
1407
1408         # Note: This function MUST call getArticleID() on the link,
1409         # otherwise the cache won't get updated properly.  See LINKCACHE.DOC.
1410         #
1411         function makeLink( $title, $text = '', $query = '', $trail = '' ) {
1412                 wfProfileIn( 'Skin::makeLink' );
1413                 $nt = Title::newFromText( $title );
1414                 if ($nt) {
1415                         $result = $this->makeLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1416                 } else {
1417                         wfDebug( 'Invalid title passed to Skin::makeLink(): "'.$title."\"\n" );
1418                         $result = $text == "" ? $title : $text;
1419                 }
1420
1421                 wfProfileOut( 'Skin::makeLink' );
1422                 return $result;
1423         }
1424
1425         function makeKnownLink( $title, $text = '', $query = '', $trail = '', $prefix = '',$aprops = '') {
1426                 $nt = Title::newFromText( $title );
1427                 if ($nt) {
1428                         return $this->makeKnownLinkObj( Title::newFromText( $title ), $text, $query, $trail, $prefix , $aprops );
1429                 } else {
1430                         wfDebug( 'Invalid title passed to Skin::makeKnownLink(): "'.$title."\"\n" );
1431                         return $text == '' ? $title : $text;
1432                 }
1433         }
1434
1435         function makeBrokenLink( $title, $text = '', $query = '', $trail = '' ) {
1436                 $nt = Title::newFromText( $title );
1437                 if ($nt) {
1438                         return $this->makeBrokenLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1439                 } else {
1440                         wfDebug( 'Invalid title passed to Skin::makeBrokenLink(): "'.$title."\"\n" );
1441                         return $text == '' ? $title : $text;
1442                 }
1443         }
1444
1445         function makeStubLink( $title, $text = '', $query = '', $trail = '' ) {
1446                 $nt = Title::newFromText( $title );
1447                 if ($nt) {
1448                         return $this->makeStubLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1449                 } else {
1450                         wfDebug( 'Invalid title passed to Skin::makeStubLink(): "'.$title."\"\n" );
1451                         return $text == '' ? $title : $text;
1452                 }
1453         }
1454
1455         # Pass a title object, not a title string
1456         function makeLinkObj( &$nt, $text= '', $query = '', $trail = '', $prefix = '' )
1457         {
1458                 global $wgOut, $wgUser;
1459                 $fname = 'Skin::makeLinkObj';
1460
1461                 # Fail gracefully
1462                 if ( ! isset($nt) )
1463                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1464
1465                 if ( $nt->isExternal() ) {
1466                         $u = $nt->getFullURL();
1467                         $link = $nt->getPrefixedURL();
1468                         if ( '' == $text ) { $text = $nt->getPrefixedText(); }
1469                         $style = $this->getExternalLinkAttributes( $link, $text, 'extiw' );
1470
1471                         $inside = '';
1472                         if ( '' != $trail ) {
1473                                 if ( preg_match( '/^([a-z]+)(.*)$$/sD', $trail, $m ) ) {
1474                                         $inside = $m[1];
1475                                         $trail = $m[2];
1476                                 }
1477                         }
1478                         $retVal = "<a href=\"{$u}\"{$style}>{$text}{$inside}</a>{$trail}";
1479                 } elseif ( 0 == $nt->getNamespace() && "" == $nt->getText() ) {
1480                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1481                 } elseif ( ( -1 == $nt->getNamespace() ) ||
1482                                 ( Namespace::getImage() == $nt->getNamespace() ) ) {
1483                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1484                 } else {
1485                         if ( $this->postParseLinkColour() ) {
1486                                 $inside = '';
1487                                 if ( '' != $trail ) {
1488                                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1489                                                 $inside = $m[1];
1490                                                 $trail = $m[2];
1491                                         }
1492                                 }
1493
1494                                 # Allows wiki to bypass using linkcache, see OutputPage::parseLinkHolders()
1495                                 $retVal = '<!--LINK ' . implode( ' ', array( $nt->getNamespace(), $nt->getDBkey(),
1496                                         $query, $prefix . $text . $inside ) ) . "-->{$trail}";
1497                         } else {
1498                                 # Work out link colour immediately
1499                                 $aid = $nt->getArticleID() ;
1500                                 if ( 0 == $aid ) {
1501                                         $retVal = $this->makeBrokenLinkObj( $nt, $text, $query, $trail, $prefix );
1502                                 } else {
1503                                         $threshold = $wgUser->getOption('stubthreshold') ;
1504                                         if ( $threshold > 0 ) {
1505                                                 $dbr =& wfGetDB( DB_SLAVE );
1506                                                 $s = $dbr->selectRow( 'cur', array( 'LENGTH(cur_text) AS x', 'cur_namespace',
1507                                                         'cur_is_redirect' ), array( 'cur_id' => $aid ), $fname ) ;
1508                                                 if ( $s !== false ) {
1509                                                         $size = $s->x;
1510                                                         if ( $s->cur_is_redirect OR $s->cur_namespace != 0 ) {
1511                                                                 $size = $threshold*2 ; # Really big
1512                                                         }
1513                                                         $dbr->freeResult( $res );
1514                                                 } else {
1515                                                         $size = $threshold*2 ; # Really big
1516                                                 }
1517                                         } else {
1518                                                 $size = 1 ;
1519                                         }
1520                                         if ( $size < $threshold ) {
1521                                                 $retVal = $this->makeStubLinkObj( $nt, $text, $query, $trail, $prefix );
1522                                         } else {
1523                                                 $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1524                                         }
1525                                 }
1526                         }
1527                 }
1528                 return $retVal;
1529         }
1530
1531         # Pass a title object, not a title string
1532         function makeKnownLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' , $aprops = '')
1533         {
1534                 global $wgOut, $wgTitle, $wgInputEncoding;
1535
1536                 $fname = 'Skin::makeKnownLinkObj';
1537                 wfProfileIn( $fname );
1538
1539                 if ( !is_object( $nt ) ) {
1540                         return $text;
1541                 }
1542                 $link = $nt->getPrefixedURL();
1543
1544                 if ( '' == $link ) {
1545                         $u = '';
1546                         if ( '' == $text ) {
1547                                 $text = htmlspecialchars( $nt->getFragment() );
1548                         }
1549                 } else {
1550                         $u = $nt->escapeLocalURL( $query );
1551                 }
1552                 if ( '' != $nt->getFragment() ) {
1553                         $anchor = urlencode( do_html_entity_decode( str_replace(' ', '_', $nt->getFragment()), ENT_COMPAT, $wgInputEncoding ) );
1554                         $replacearray = array(
1555                                 '%3A' => ':',
1556                                 '%' => '.'
1557                         );
1558                         $u .= '#' . str_replace(array_keys($replacearray),array_values($replacearray),$anchor);
1559                 }
1560                 if ( '' == $text ) {
1561                         $text = htmlspecialchars( $nt->getPrefixedText() );
1562                 }
1563                 $style = $this->getInternalLinkAttributesObj( $nt, $text );
1564
1565                 $inside = '';
1566                 if ( '' != $trail ) {
1567                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1568                                 $inside = $m[1];
1569                                 $trail = $m[2];
1570                         }
1571                 }
1572                 $r = "<a href=\"{$u}\"{$style}{$aprops}>{$prefix}{$text}{$inside}</a>{$trail}";
1573                 wfProfileOut( $fname );
1574                 return $r;
1575         }
1576
1577         # Pass a title object, not a title string
1578         function makeBrokenLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1579         {
1580                 global $wgOut, $wgUser;
1581
1582                 $fname = 'Skin::makeBrokenLinkObj';
1583                 wfProfileIn( $fname );
1584
1585                 if ( '' == $query ) {
1586                         $q = 'action=edit';
1587                 } else {
1588                         $q = 'action=edit&'.$query;
1589                 }
1590                 $u = $nt->escapeLocalURL( $q );
1591
1592                 if ( '' == $text ) {
1593                         $text = htmlspecialchars( $nt->getPrefixedText() );
1594                 }
1595                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "yes" );
1596
1597                 $inside = '';
1598                 if ( '' != $trail ) {
1599                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1600                                 $inside = $m[1];
1601                                 $trail = $m[2];
1602                         }
1603                 }
1604                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1605                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1606                 } else {
1607                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>?</a>{$trail}";
1608                 }
1609
1610                 wfProfileOut( $fname );
1611                 return $s;
1612         }
1613
1614         # Pass a title object, not a title string
1615         function makeStubLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1616         {
1617                 global $wgOut, $wgUser;
1618
1619                 $link = $nt->getPrefixedURL();
1620
1621                 $u = $nt->escapeLocalURL( $query );
1622
1623                 if ( '' == $text ) {
1624                         $text = htmlspecialchars( $nt->getPrefixedText() );
1625                 }
1626                 $style = $this->getInternalLinkAttributesObj( $nt, $text, 'stub' );
1627
1628                 $inside = '';
1629                 if ( '' != $trail ) {
1630                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1631                                 $inside = $m[1];
1632                                 $trail = $m[2];
1633                         }
1634                 }
1635                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1636                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1637                 } else {
1638                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>!</a>{$trail}";
1639                 }
1640                 return $s;
1641         }
1642
1643         function makeSelfLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1644         {
1645                 $u = $nt->escapeLocalURL( $query );
1646                 if ( '' == $text ) {
1647                         $text = htmlspecialchars( $nt->getPrefixedText() );
1648                 }
1649                 $inside = '';
1650                 if ( '' != $trail ) {
1651                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1652                                 $inside = $m[1];
1653                                 $trail = $m[2];
1654                         }
1655                 }
1656                 return "<strong>{$prefix}{$text}{$inside}</strong>{$trail}";
1657         }
1658
1659         /* these are used extensively in SkinPHPTal, but also some other places */
1660         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1661                 $title = Title::makeTitle( NS_SPECIAL, $name );
1662                 $this->checkTitle($title, $name);
1663                 return $title->getLocalURL( $urlaction );
1664         }
1665         /*static*/ function makeTalkUrl ( $name, $urlaction='' ) {
1666                 $title = Title::newFromText( $name );
1667                 $title = $title->getTalkPage();
1668                 $this->checkTitle($title, $name);
1669                 return $title->getLocalURL( $urlaction );
1670         }
1671         /*static*/ function makeArticleUrl ( $name, $urlaction='' ) {
1672                 $title = Title::newFromText( $name );
1673                 $title= $title->getSubjectPage();
1674                 $this->checkTitle($title, $name);
1675                 return $title->getLocalURL( $urlaction );
1676         }
1677         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1678                 $title = Title::newFromText( wfMsg($name) );
1679                 $this->checkTitle($title, $name);
1680                 return $title->getLocalURL( $urlaction );
1681         }
1682         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1683                 $title = Title::newFromText( $name );
1684                 $this->checkTitle($title, $name);
1685                 return $title->getLocalURL( $urlaction );
1686         }
1687         # this can be passed the NS number as defined in Language.php
1688         /*static*/ function makeNSUrl( $name, $urlaction='', $namespace=0 ) {
1689                 $title = Title::makeTitle( $namespace, $name );
1690                 $this->checkTitle($title, $name);
1691                 return $title->getLocalURL( $urlaction );
1692         }
1693
1694         /* these return an array with the 'href' and boolean 'exists' */
1695         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1696                 $title = Title::newFromText( $name );
1697                 $this->checkTitle($title, $name);
1698                 return array(
1699                         'href' => $title->getLocalURL( $urlaction ),
1700                         'exists' => $title->getArticleID() != 0?true:false
1701                 );
1702         }
1703         /*static*/ function makeTalkUrlDetails ( $name, $urlaction='' ) {
1704                 $title = Title::newFromText( $name );
1705                 $title = $title->getTalkPage();
1706                 $this->checkTitle($title, $name);
1707                 return array(
1708                         'href' => $title->getLocalURL( $urlaction ),
1709                         'exists' => $title->getArticleID() != 0?true:false
1710                 );
1711         }
1712         /*static*/ function makeArticleUrlDetails ( $name, $urlaction='' ) {
1713                 $title = Title::newFromText( $name );
1714                 $title= $title->getSubjectPage();
1715                 $this->checkTitle($title, $name);
1716                 return array(
1717                         'href' => $title->getLocalURL( $urlaction ),
1718                         'exists' => $title->getArticleID() != 0?true:false
1719                 );
1720         }
1721         /*static*/ function makeI18nUrlDetails ( $name, $urlaction='' ) {
1722                 $title = Title::newFromText( wfMsg($name) );
1723                 $this->checkTitle($title, $name);
1724                 return array(
1725                         'href' => $title->getLocalURL( $urlaction ),
1726                         'exists' => $title->getArticleID() != 0?true:false
1727                 );
1728         }
1729
1730         # make sure we have some title to operate on
1731         /*static*/ function checkTitle ( &$title, &$name ) {
1732                 if(!is_object($title)) {
1733                         $title = Title::newFromText( $name );
1734                         if(!is_object($title)) {
1735                                 $title = Title::newFromText( '--error: link target missing--' );
1736                         }
1737                 }
1738         }
1739
1740         function fnamePart( $url )
1741         {
1742                 $basename = strrchr( $url, '/' );
1743                 if ( false === $basename ) {
1744                         $basename = $url;
1745                 } else {
1746                         $basename = substr( $basename, 1 );
1747                 }
1748                 return htmlspecialchars( $basename );
1749         }
1750
1751         function makeImage( $url, $alt = '' )
1752         {
1753                 global $wgOut;
1754
1755                 if ( '' == $alt ) {
1756                         $alt = $this->fnamePart( $url );
1757                 }
1758                 $s = '<img src="'.$url.'" alt="'.$alt.'" />';
1759                 return $s;
1760         }
1761
1762         function makeImageLink( $name, $url, $alt = '' ) {
1763                 $nt = Title::makeTitle( Namespace::getImage(), $name );
1764                 return $this->makeImageLinkObj( $nt, $alt );
1765         }
1766
1767         function makeImageLinkObj( $nt, $alt = '' ) {
1768                 global $wgLang, $wgUseImageResize;
1769                 $img   = Image::newFromTitle( $nt );
1770                 $url   = $img->getURL();
1771
1772                 $align = '';
1773                 $prefix = $postfix = '';
1774
1775                 if ( $wgUseImageResize ) {
1776                         # Check if the alt text is of the form "options|alt text"
1777                         # Options are:
1778                         #  * thumbnail          make a thumbnail with enlarge-icon and caption, alignment depends on lang
1779                         #  * left               no resizing, just left align. label is used for alt= only
1780                         #  * right              same, but right aligned
1781                         #  * none               same, but not aligned
1782                         #  * ___px              scale to ___ pixels width, no aligning. e.g. use in taxobox
1783                         #  * center             center the image
1784                         #  * framed             Keep original image size, no magnify-button.
1785
1786                         $part = explode( '|', $alt);
1787
1788                         $mwThumb  =& MagicWord::get( MAG_IMG_THUMBNAIL );
1789                         $mwLeft   =& MagicWord::get( MAG_IMG_LEFT );
1790                         $mwRight  =& MagicWord::get( MAG_IMG_RIGHT );
1791                         $mwNone   =& MagicWord::get( MAG_IMG_NONE );
1792                         $mwWidth  =& MagicWord::get( MAG_IMG_WIDTH );
1793                         $mwCenter =& MagicWord::get( MAG_IMG_CENTER );
1794                         $mwFramed =& MagicWord::get( MAG_IMG_FRAMED );
1795                         $alt = $part[count($part)-1];
1796
1797                         $height = $framed = $thumb = false;
1798                         $manual_thumb = "" ;
1799
1800                         foreach( $part as $key => $val ) {
1801                                 $val_parts = explode ( "=" , $val , 2 ) ;
1802                                 $left_part = array_shift ( $val_parts ) ;
1803                                 if ( ! is_null( $mwThumb->matchVariableStartToEnd($val) ) ) {
1804                                         $thumb=true;
1805                                 } elseif ( count ( $val_parts ) == 1 && ! is_null( $mwThumb->matchVariableStartToEnd($left_part) ) ) {
1806                                         # use manually specified thumbnail
1807                                         $thumb=true;
1808                                         $manual_thumb = array_shift ( $val_parts ) ;
1809                                 } elseif ( ! is_null( $mwRight->matchVariableStartToEnd($val) ) ) {
1810                                         # remember to set an alignment, don't render immediately
1811                                         $align = 'right';
1812                                 } elseif ( ! is_null( $mwLeft->matchVariableStartToEnd($val) ) ) {
1813                                         # remember to set an alignment, don't render immediately
1814                                         $align = 'left';
1815                                 } elseif ( ! is_null( $mwCenter->matchVariableStartToEnd($val) ) ) {
1816                                         # remember to set an alignment, don't render immediately
1817                                         $align = 'center';
1818                                 } elseif ( ! is_null( $mwNone->matchVariableStartToEnd($val) ) ) {
1819                                         # remember to set an alignment, don't render immediately
1820                                         $align = 'none';
1821                                 } elseif ( ! is_null( $match = $mwWidth->matchVariableStartToEnd($val) ) ) {
1822                                         # $match is the image width in pixels
1823                                         if ( preg_match( '/^([0-9]*)x([0-9]*)$/', $match, $m ) ) {
1824                                                 $width = intval( $m[1] );
1825                                                 $height = intval( $m[2] );
1826                                         } else {
1827                                                 $width = intval($match);
1828                                         }
1829                                 } elseif ( ! is_null( $mwFramed->matchVariableStartToEnd($val) ) ) {
1830                                         $framed=true;
1831                                 }
1832                         }
1833                         if ( 'center' == $align )
1834                         {
1835                                 $prefix  = '<span style="text-align: center">';
1836                                 $postfix = '</span>';
1837                                 $align   = 'none';
1838                         }
1839
1840                         if ( $thumb || $framed ) {
1841
1842                                 # Create a thumbnail. Alignment depends on language
1843                                 # writing direction, # right aligned for left-to-right-
1844                                 # languages ("Western languages"), left-aligned
1845                                 # for right-to-left-languages ("Semitic languages")
1846                                 #
1847                                 # If  thumbnail width has not been provided, it is set
1848                                 # here to 180 pixels
1849                                 if ( $align == '' ) {
1850                                         $align = $wgLang->isRTL() ? 'left' : 'right';
1851                                 }
1852                                 if ( ! isset($width) ) {
1853                                         $width = 180;
1854                                 }
1855                                 return $prefix.$this->makeThumbLinkObj( $img, $alt, $align, $width, $height, $framed, $manual_thumb ).$postfix;
1856
1857                         } elseif ( isset($width) ) {
1858
1859                                 # Create a resized image, without the additional thumbnail
1860                                 # features
1861
1862                                 if (    ( ! $height === false )
1863                                      && ( $img->getHeight() * $width / $img->getWidth() > $height ) ) {
1864                                         print "height=$height<br>\nimg->getHeight() = ".$img->getHeight()."<br>\n";
1865                                         print 'rescaling by factor '. $height / $img->getHeight() . "<br>\n";
1866                                         $width = $img->getWidth() * $height / $img->getHeight();
1867                                 }
1868                                 if ( '' == $manual_thumb ) $url = $img->createThumb( $width );
1869                         }
1870                 } # endif $wgUseImageResize
1871
1872                 if ( empty( $alt ) ) {
1873                         $alt = preg_replace( '/\.(.+?)^/', '', $img->getName() );
1874                 }
1875                 $alt = htmlspecialchars( $alt );
1876
1877                 $u = $nt->escapeLocalURL();
1878                 if ( $url == '' )
1879                 {
1880                         $s = wfMsg( 'missingimage', $img->getName() );
1881                         $s .= "<br>{$alt}<br>{$url}<br>\n";
1882                 } else {
1883                         $s = '<a href="'.$u.'" class="image" title="'.$alt.'">' .
1884                                  '<img src="'.$url.'" alt="'.$alt.'" /></a>';
1885                 }
1886                 if ( '' != $align ) {
1887                         $s = "<div class=\"float{$align}\"><span>{$s}</span></div>";
1888                 }
1889                 return str_replace("\n", ' ',$prefix.$s.$postfix);
1890         }
1891
1892         # Make HTML for a thumbnail including image, border and caption
1893         # $img is an Image object
1894         function makeThumbLinkObj( $img, $label = '', $align = 'right', $boxwidth = 180, $boxheight=false, $framed=false , $manual_thumb = "" ) {
1895                 global $wgStylePath, $wgLang;
1896                 # $image = Title::makeTitle( Namespace::getImage(), $name );
1897                 $url  = $img->getURL();
1898
1899                 #$label = htmlspecialchars( $label );
1900                 $alt = preg_replace( '/<[^>]*>/', '', $label);
1901                 $alt = htmlspecialchars( $alt );
1902
1903                 $width = $height = 0;
1904                 if ( $img->exists() )
1905                 {
1906                         $width  = $img->getWidth();
1907                         $height = $img->getHeight();
1908                 }
1909                 if ( 0 == $width || 0 == $height )
1910                 {
1911                         $width = $height = 200;
1912                 }
1913                 if ( $boxwidth == 0 )
1914                 {
1915                         $boxwidth = 200;
1916                 }
1917                 if ( $framed )
1918                 {
1919                         // Use image dimensions, don't scale
1920                         $boxwidth  = $width;
1921                         $oboxwidth = $boxwidth + 2;
1922                         $boxheight = $height;
1923                         $thumbUrl  = $url;
1924                 } else {
1925                         $h  = intval( $height/($width/$boxwidth) );
1926                         $oboxwidth = $boxwidth + 2;
1927                         if ( ( ! $boxheight === false ) &&  ( $h > $boxheight ) )
1928                         {
1929                                 $boxwidth *= $boxheight/$h;
1930                         } else {
1931                                 $boxheight = $h;
1932                         }
1933                         if ( '' == $manual_thumb ) $thumbUrl = $img->createThumb( $boxwidth );
1934                 }
1935
1936                 if ( $manual_thumb != '' ) # Use manually specified thumbnail
1937                 {
1938                         $manual_title = Title::makeTitle( Namespace::getImage(), $manual_thumb ); #new Title ( $manual_thumb ) ;
1939                         $manual_img = Image::newFromTitle( $manual_title );
1940                         $thumbUrl = $manual_img->getURL();
1941                         if ( $manual_img->exists() )
1942                         {
1943                                 $width  = $manual_img->getWidth();
1944                                 $height = $manual_img->getHeight();
1945                                 $boxwidth = $width ;
1946                                 $boxheight = $height ;
1947                                 $oboxwidth = $boxwidth + 2 ;
1948                         }
1949                 }
1950
1951                 $u = $img->getEscapeLocalURL();
1952
1953                 $more = htmlspecialchars( wfMsg( 'thumbnail-more' ) );
1954                 $magnifyalign = $wgLang->isRTL() ? 'left' : 'right';
1955                 $textalign = $wgLang->isRTL() ? ' style="text-align:right"' : '';
1956
1957                 $s = "<div class=\"thumb t{$align}\"><div style=\"width:{$oboxwidth}px;\">";
1958                 if ( $thumbUrl == '' ) {
1959                         $s .= wfMsg( 'missingimage', $img->getName() );
1960                         $zoomicon = '';
1961                 } else {
1962                         $s .= '<a href="'.$u.'" class="internal" title="'.$alt.'">'.
1963                                 '<img src="'.$thumbUrl.'" alt="'.$alt.'" ' .
1964                                 'width="'.$boxwidth.'" height="'.$boxheight.'" /></a>';
1965                         if ( $framed ) {
1966                                 $zoomicon="";
1967                         } else {
1968                                 $zoomicon =  '<div class="magnify" style="float:'.$magnifyalign.'">'.
1969                                         '<a href="'.$u.'" class="internal" title="'.$more.'">'.
1970                                         '<img src="'.$wgStylePath.'/images/magnify-clip.png" ' .
1971                                         'width="15" height="11" alt="'.$more.'" /></a></div>';
1972                         }
1973                 }
1974                 $s .= '  <div class="thumbcaption" '.$textalign.'>'.$zoomicon.$label."</div></div></div>";
1975                 return str_replace("\n", ' ', $s);
1976         }
1977
1978         function makeMediaLink( $name, $url, $alt = "" ) {
1979                 $nt = Title::makeTitle( Namespace::getMedia(), $name );
1980                 return $this->makeMediaLinkObj( $nt, $alt );
1981         }
1982
1983         function makeMediaLinkObj( $nt, $alt = "" )
1984         {
1985                 if ( ! isset( $nt ) )
1986                 {
1987                         ### HOTFIX. Instead of breaking, return empty string.
1988                         $s = $alt;
1989                 } else {
1990                         $name = $nt->getDBKey();
1991                         $url = Image::wfImageUrl( $name );
1992                         if ( empty( $alt ) ) {
1993                                 $alt = preg_replace( '/\.(.+?)^/', '', $name );
1994                         }
1995
1996                         $u = htmlspecialchars( $url );
1997                         $s = "<a href=\"{$u}\" class='internal' title=\"{$alt}\">{$alt}</a>";
1998                 }
1999                 return $s;
2000         }
2001
2002         function specialLink( $name, $key = "" )
2003         {
2004                 global $wgLang;
2005
2006                 if ( '' == $key ) { $key = strtolower( $name ); }
2007                 $pn = $wgLang->ucfirst( $name );
2008                 return $this->makeKnownLink( $wgLang->specialPage( $pn ),
2009                   wfMsg( $key ) );
2010         }
2011
2012         function makeExternalLink( $url, $text, $escape = true ) {
2013                 $style = $this->getExternalLinkAttributes( $url, $text );
2014                 $url = htmlspecialchars( $url );
2015                 if( $escape ) {
2016                         $text = htmlspecialchars( $text );
2017                 }
2018                 return '<a href="'.$url.'"'.$style.'>'.$text.'</a>';
2019         }
2020
2021         # Called by history lists and recent changes
2022         #
2023
2024         # Returns text for the start of the tabular part of RC
2025         function beginRecentChangesList()
2026         {
2027                 $this->rc_cache = array() ;
2028                 $this->rcMoveIndex = 0;
2029                 $this->rcCacheIndex = 0 ;
2030                 $this->lastdate = '';
2031                 $this->rclistOpen = false;
2032                 return '';
2033         }
2034
2035         function beginImageHistoryList()
2036         {
2037                 $s = "\n<h2>" . wfMsg( 'imghistory' ) . "</h2>\n" .
2038                   "<p>" . wfMsg( 'imghistlegend' ) . "</p>\n".'<ul class="special">';
2039                 return $s;
2040         }
2041
2042         # Returns text for the end of RC
2043         # If enhanced RC is in use, returns pretty much all the text
2044         function endRecentChangesList()
2045         {
2046                 $s = $this->recentChangesBlock() ;
2047                 if( $this->rclistOpen ) {
2048                         $s .= "</ul>\n";
2049                 }
2050                 return $s;
2051         }
2052
2053         # Enhanced RC ungrouped line
2054         function recentChangesBlockLine ( $rcObj )
2055         {
2056                 global $wgStylePath, $wgLang ;
2057
2058                 # Get rc_xxxx variables
2059                 extract( $rcObj->mAttribs ) ;
2060                 $curIdEq = 'curid='.$rc_cur_id;
2061
2062                 # Spacer image
2063                 $r = '' ;
2064
2065                 $r .= '<img src="'.$wgStylePath.'/images/Arr_.png" width="12" height="12" border="0" />' ;
2066                 $r .= '<tt>' ;
2067
2068                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2069                         $r .= '&nbsp;&nbsp;';
2070                 } else {
2071                         # M & N (minor & new)
2072                         $M = wfMsg( 'minoreditletter' );
2073                         $N = wfMsg( 'newpageletter' );
2074
2075                         if ( $rc_type == RC_NEW ) {
2076                                 $r .= $N ;
2077                         } else {
2078                                 $r .= '&nbsp;' ;
2079                         }
2080                         if ( $rc_minor ) {
2081                                 $r .= $M ;
2082                         } else {
2083                                 $r .= '&nbsp;' ;
2084                         }
2085                 }
2086
2087                 # Timestamp
2088                 $r .= ' '.$rcObj->timestamp.' ' ;
2089                 $r .= '</tt>' ;
2090
2091                 # Article link
2092                 $link = $rcObj->link ;
2093                 if ( $rcObj->watched ) $link = '<strong>'.$link.'</strong>' ;
2094                 $r .= $link ;
2095
2096                 # Diff
2097                 $r .= ' (' ;
2098                 $r .= $rcObj->difflink ;
2099                 $r .= '; ' ;
2100
2101                 # Hist
2102                 $r .= $this->makeKnownLinkObj( $rcObj->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2103
2104                 # User/talk
2105                 $r .= ') . . '.$rcObj->userlink ;
2106                 $r .= $rcObj->usertalklink ;
2107
2108                 # Comment
2109                  if ( $rc_comment != '' && $rc_type != RC_MOVE && $rc_type != RC_MOVE_OVER_REDIRECT ) {
2110                         $rc_comment=$this->formatComment($rc_comment);
2111                         $r .= $wgLang->emphasize( ' ('.$rc_comment.')' );
2112                 }
2113
2114                 $r .= "<br />\n" ;
2115                 return $r ;
2116         }
2117
2118         # Enhanced RC group
2119         function recentChangesBlockGroup ( $block )
2120         {
2121                 global $wgStylePath, $wgLang ;
2122
2123                 $r = '' ;
2124                 $M = wfMsg( 'minoreditletter' );
2125                 $N = wfMsg( 'newpageletter' );
2126
2127                 # Collate list of users
2128                 $isnew = false ;
2129                 $userlinks = array () ;
2130                 foreach ( $block AS $rcObj ) {
2131                         $oldid = $rcObj->mAttribs['rc_last_oldid'];
2132                         if ( $rcObj->mAttribs['rc_new'] ) $isnew = true ;
2133                         $u = $rcObj->userlink ;
2134                         if ( !isset ( $userlinks[$u] ) ) $userlinks[$u] = 0 ;
2135                         $userlinks[$u]++ ;
2136                 }
2137
2138                 # Sort the list and convert to text
2139                 krsort ( $userlinks ) ;
2140                 asort ( $userlinks ) ;
2141                 $users = array () ;
2142                 foreach ( $userlinks as $userlink => $count) {
2143                         $text = $userlink ;
2144                         if ( $count > 1 ) $text .= " ({$count}&times;)" ;
2145                         array_push ( $users , $text ) ;
2146                 }
2147                 $users = ' <font size="-1">['.implode('; ',$users).']</font>' ;
2148
2149                 # Arrow
2150                 $rci = 'RCI'.$this->rcCacheIndex ;
2151                 $rcl = 'RCL'.$this->rcCacheIndex ;
2152                 $rcm = 'RCM'.$this->rcCacheIndex ;
2153                 $toggleLink = "javascript:toggleVisibility('$rci','$rcm','$rcl')" ;
2154                 $arrowdir = $wgLang->isRTL() ? 'l' : 'r';
2155                 $tl  = '<span id="'.$rcm.'"><a href="'.$toggleLink.'"><img src="'.$wgStylePath.'/images/Arr_'.$arrowdir.'.png" width="12" height="12" /></a></span>' ;
2156                 $tl .= '<span id="'.$rcl.'" style="display:none"><a href="'.$toggleLink.'"><img src="'.$wgStylePath.'/images/Arr_d.png" width="12" height="12" /></a></span>' ;
2157                 $r .= $tl ;
2158
2159                 # Main line
2160                 # M/N
2161                 $r .= '<tt>' ;
2162                 if ( $isnew ) $r .= $N ;
2163                 else $r .= '&nbsp;' ;
2164                 $r .= '&nbsp;' ; # Minor
2165
2166                 # Timestamp
2167                 $r .= ' '.$block[0]->timestamp.' ' ;
2168                 $r .= '</tt>' ;
2169
2170                 # Article link
2171                 $link = $block[0]->link ;
2172                 if ( $block[0]->watched ) $link = '<strong>'.$link.'</strong>' ;
2173                 $r .= $link ;
2174
2175                 $curIdEq = 'curid=' . $block[0]->mAttribs['rc_cur_id'];
2176                 if ( $block[0]->mAttribs['rc_type'] != RC_LOG ) {
2177                         # Changes
2178                         $r .= ' ('.count($block).' ' ;
2179                         if ( $isnew ) $r .= wfMsg('changes');
2180                         else $r .= $this->makeKnownLinkObj( $block[0]->getTitle() , wfMsg('changes') ,
2181                                 $curIdEq.'&diff=0&oldid='.$oldid ) ;
2182                         $r .= '; ' ;
2183
2184                         # History
2185                         $r .= $this->makeKnownLinkObj( $block[0]->getTitle(), wfMsg( 'history' ), $curIdEq.'&action=history' );
2186                         $r .= ')' ;
2187                 }
2188
2189                 $r .= $users ;
2190                 $r .= "<br />\n" ;
2191
2192                 # Sub-entries
2193                 $r .= '<div id="'.$rci.'" style="display:none">' ;
2194                 foreach ( $block AS $rcObj ) {
2195                         # Get rc_xxxx variables
2196                         extract( $rcObj->mAttribs );
2197
2198                         $r .= '<img src="'.$wgStylePath.'/images/Arr_.png" width="12" height="12" />';
2199                         $r .= '<tt>&nbsp; &nbsp; &nbsp; &nbsp;' ;
2200                         if ( $rc_new ) $r .= $N ;
2201                         else $r .= '&nbsp;' ;
2202                         if ( $rc_minor ) $r .= $M ;
2203                         else $r .= '&nbsp;' ;
2204                         $r .= '</tt>' ;
2205
2206                         $o = '' ;
2207                         if ( $rc_last_oldid != 0 ) {
2208                                 $o = 'oldid='.$rc_last_oldid ;
2209                         }
2210                         if ( $rc_type == RC_LOG ) {
2211                                 $link = $rcObj->timestamp ;
2212                         } else {
2213                                 $link = $this->makeKnownLinkObj( $rcObj->getTitle(), $rcObj->timestamp , "{$curIdEq}&$o" ) ;
2214                         }
2215                         $link = '<tt>'.$link.'</tt>' ;
2216
2217                         $r .= $link ;
2218                         $r .= ' (' ;
2219                         $r .= $rcObj->curlink ;
2220                         $r .= '; ' ;
2221                         $r .= $rcObj->lastlink ;
2222                         $r .= ') . . '.$rcObj->userlink ;
2223                         $r .= $rcObj->usertalklink ;
2224                         if ( $rc_comment != '' ) {
2225                                 $rc_comment=$this->formatComment($rc_comment);
2226                                 $r .= $wgLang->emphasize( ' ('.$rc_comment.')' ) ;
2227                         }
2228                         $r .= "<br />\n" ;
2229                 }
2230                 $r .= "</div>\n" ;
2231
2232                 $this->rcCacheIndex++ ;
2233                 return $r ;
2234         }
2235
2236         # If enhanced RC is in use, this function takes the previously cached
2237         # RC lines, arranges them, and outputs the HTML
2238         function recentChangesBlock ()
2239         {
2240                 global $wgStylePath ;
2241                 if ( count ( $this->rc_cache ) == 0 ) return '' ;
2242                 $blockOut = '';
2243                 foreach ( $this->rc_cache AS $secureName => $block ) {
2244                         if ( count ( $block ) < 2 ) {
2245                                 $blockOut .= $this->recentChangesBlockLine ( array_shift ( $block ) ) ;
2246                         } else {
2247                                 $blockOut .= $this->recentChangesBlockGroup ( $block ) ;
2248                         }
2249                 }
2250
2251                 return '<div>'.$blockOut.'</div>' ;
2252         }
2253
2254         # Called in a loop over all displayed RC entries
2255         # Either returns the line, or caches it for later use
2256         function recentChangesLine( &$rc, $watched = false )
2257         {
2258                 global $wgUser ;
2259                 $usenew = $wgUser->getOption( 'usenewrc' );
2260                 if ( $usenew )
2261                         $line = $this->recentChangesLineNew ( $rc, $watched ) ;
2262                 else
2263                         $line = $this->recentChangesLineOld ( $rc, $watched ) ;
2264                 return $line ;
2265         }
2266
2267         function recentChangesLineOld( &$rc, $watched = false )
2268         {
2269                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds, $wgUseRCPatrol, $wgOnlySysopsCanPatrol;
2270
2271                 # Extract DB fields into local scope
2272                 extract( $rc->mAttribs );
2273                 $curIdEq = 'curid=' . $rc_cur_id;
2274
2275                 # Make date header if necessary
2276                 $date = $wgLang->date( $rc_timestamp, true);
2277                 $s = '';
2278                 if ( $date != $this->lastdate ) {
2279                         if ( '' != $this->lastdate ) { $s .= "</ul>\n"; }
2280                         $s .= "<h4>{$date}</h4>\n<ul class='special'>";
2281                         $this->lastdate = $date;
2282                         $this->rclistOpen = true;
2283                 }
2284
2285                 # If this edit has not yet been patrolled, make it stick out
2286                 $s .= ( ! $wgUseRCPatrol || $rc_patrolled ) ? '<li> ' : '<li class="not_patrolled"> ';
2287
2288                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2289                         # Diff
2290                         $s .= '(' . wfMsg( 'diff' ) . ') (';
2291                         # Hist
2292                         $s .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), wfMsg( 'hist' ), 'action=history' ) .
2293                                 ') . . ';
2294
2295                         # "[[x]] moved to [[y]]"
2296                         $msg = ( $rc_type == RC_MOVE ) ? '1movedto2' : '1movedto2_redir';
2297                         $s .= wfMsg( $msg, $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2298                                 $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2299                 } else {
2300                         # Diff link
2301                         if ( $rc_type == RC_NEW || $rc_type == RC_LOG ) {
2302                                 $diffLink = wfMsg( 'diff' );
2303                         } else {
2304                                 if ( $wgUseRCPatrol && $rc_patrolled == 0 && $wgUser->getID() != 0 &&
2305                                      ( $wgUser->isSysop() || !$wgOnlySysopsCanPatrol ) )
2306                                         $rcidparam = "&rcid={$rc_id}";
2307                                 else
2308                                         $rcidparam = "";
2309                                 $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff' ),
2310                                   "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}{$rcidparam}",
2311                                   '', '', ' tabindex="'.$rc->counter.'"');
2312                         }
2313                         $s .= '('.$diffLink.') (';
2314
2315                         # History link
2316                         $s .= $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2317                         $s .= ') . . ';
2318
2319                         # M and N (minor and new)
2320                         if ( $rc_minor ) { $s .= ' <span class="minor">'.wfMsg( "minoreditletter" ).'</span>'; }
2321                         if ( $rc_type == RC_NEW ) { $s .= '<span class="newpage">'.wfMsg( "newpageletter" ).'</span>'; }
2322
2323                         # Article link
2324                         # If it's a new article, there is no diff link, but if it hasn't been
2325                         # patrolled yet, we need to give users a way to do so
2326                         if ( $wgUseRCPatrol && $rc_type == RC_NEW && $rc_patrolled == 0 &&
2327                              $wgUser->getID() != 0 && ( $wgUser->isSysop() || !$wgOnlySysopsCanPatrol ) )
2328                                 $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '', "rcid={$rc_id}" );
2329                         else
2330                                 $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '' );
2331
2332                         if ( $watched ) {
2333                                 $articleLink = '<strong>'.$articleLink.'</strong>';
2334                         }
2335                         $s .= ' '.$articleLink;
2336
2337                 }
2338
2339                 # Timestamp
2340                 $s .= '; ' . $wgLang->time( $rc_timestamp, true, $wgRCSeconds ) . ' . . ';
2341
2342                 # User link (or contributions for unregistered users)
2343                 if ( 0 == $rc_user ) {
2344                         $userLink = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
2345                         $rc_user_text, 'target=' . $rc_user_text );
2346                 } else {
2347                         $userLink = $this->makeLink( $wgLang->getNsText( NS_USER ) . ':'.$rc_user_text, $rc_user_text );
2348                 }
2349                 $s .= $userLink;
2350
2351                 # User talk link
2352                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2353                 global $wgDisableAnonTalk;
2354                 if( 0 == $rc_user && $wgDisableAnonTalk ) {
2355                         $userTalkLink = '';
2356                 } else {
2357                         $utns=$wgLang->getNsText(NS_USER_TALK);
2358                         $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2359                 }
2360                 # Block link
2361                 $blockLink='';
2362                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2363                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2364                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2365
2366                 }
2367                 if($blockLink) {
2368                         if($userTalkLink) $userTalkLink .= ' | ';
2369                         $userTalkLink .= $blockLink;
2370                 }
2371                 if($userTalkLink) $s.=' ('.$userTalkLink.')';
2372
2373                 # Add comment
2374                 if ( '' != $rc_comment && '*' != $rc_comment && $rc_type != RC_MOVE && $rc_type != RC_MOVE_OVER_REDIRECT ) {
2375                         $rc_comment=$this->formatComment($rc_comment);
2376                         $s .= $wgLang->emphasize(' (' . $rc_comment . ')');
2377                 }
2378                 $s .= "</li>\n";
2379
2380                 return $s;
2381         }
2382
2383         function recentChangesLineNew( &$baseRC, $watched = false )
2384         {
2385                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2386
2387                 # Create a specialised object
2388                 $rc = RCCacheEntry::newFromParent( $baseRC ) ;
2389
2390                 # Extract fields from DB into the function scope (rc_xxxx variables)
2391                 extract( $rc->mAttribs );
2392                 $curIdEq = 'curid=' . $rc_cur_id;
2393
2394                 # If it's a new day, add the headline and flush the cache
2395                 $date = $wgLang->date( $rc_timestamp, true);
2396                 $ret = '';
2397                 if ( $date != $this->lastdate ) {
2398                         # Process current cache
2399                         $ret = $this->recentChangesBlock () ;
2400                         $this->rc_cache = array() ;
2401                         $ret .= "<h4>{$date}</h4>\n";
2402                         $this->lastdate = $date;
2403                 }
2404
2405                 # Make article link
2406                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2407                         $msg = ( $rc_type == RC_MOVE ) ? "1movedto2" : "1movedto2_redir";
2408                         $clink = wfMsg( $msg, $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2409                           $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2410                 } else {
2411                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), '' ) ;
2412                 }
2413
2414                 $time = $wgLang->time( $rc_timestamp, true, $wgRCSeconds );
2415                 $rc->watched = $watched ;
2416                 $rc->link = $clink ;
2417                 $rc->timestamp = $time;
2418
2419                 # Make "cur" and "diff" links
2420                 if ( ( $rc_type == RC_NEW && $rc_this_oldid == 0 ) || $rc_type == RC_LOG || $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2421                         $curLink = wfMsg( 'cur' );
2422                         $diffLink = wfMsg( 'diff' );
2423                 } else {
2424                         $query = $curIdEq.'&diff=0&oldid='.$rc_this_oldid;
2425                         $aprops = ' tabindex="'.$baseRC->counter.'"';
2426                         $curLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'cur' ), $query, '' ,'' , $aprops );
2427                         $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff'), $query, '' ,'' , $aprops );
2428                 }
2429
2430                 # Make "last" link
2431                 $titleObj = $rc->getTitle();
2432                 if ( $rc_last_oldid == 0 || $rc_type == RC_LOG || $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2433                         $lastLink = wfMsg( 'last' );
2434                 } else {
2435                         $lastLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'last' ),
2436                           $curIdEq.'&diff='.$rc_this_oldid.'&oldid='.$rc_last_oldid );
2437                 }
2438
2439                 # Make user link (or user contributions for unregistered users)
2440                 if ( $rc_user == 0 ) {
2441                         $userLink = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
2442                         $rc_user_text, 'target=' . $rc_user_text );
2443                 } else {
2444                         $userLink = $this->makeLink( $wgLang->getNsText(
2445                           Namespace::getUser() ) . ':'.$rc_user_text, $rc_user_text );
2446                 }
2447
2448                 $rc->userlink = $userLink;
2449                 $rc->lastlink = $lastLink;
2450                 $rc->curlink  = $curLink;
2451                 $rc->difflink = $diffLink;
2452
2453                 # Make user talk link
2454                 $utns=$wgLang->getNsText(NS_USER_TALK);
2455                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2456                 $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2457
2458                 global $wgDisableAnonTalk;
2459                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2460                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2461                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2462                         if( $wgDisableAnonTalk )
2463                                 $rc->usertalklink = ' ('.$blockLink.')';
2464                         else
2465                                 $rc->usertalklink = ' ('.$userTalkLink.' | '.$blockLink.')';
2466                 } else {
2467                         if( $wgDisableAnonTalk && ($rc_user == 0) )
2468                                 $rc->usertalklink = '';
2469                         else
2470                                 $rc->usertalklink = ' ('.$userTalkLink.')';
2471                 }
2472
2473                 # Put accumulated information into the cache, for later display
2474                 # Page moves go on their own line
2475                 $title = $rc->getTitle();
2476                 $secureName = $title->getPrefixedDBkey();
2477                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2478                         # Use an @ character to prevent collision with page names
2479                         $this->rc_cache['@@' . ($this->rcMoveIndex++)] = array($rc);
2480                 } else {
2481                         if ( !isset ( $this->rc_cache[$secureName] ) ) $this->rc_cache[$secureName] = array() ;
2482                         array_push ( $this->rc_cache[$secureName] , $rc ) ;
2483                 }
2484                 return $ret;
2485         }
2486
2487         function endImageHistoryList()
2488         {
2489                 $s = "</ul>\n";
2490                 return $s;
2491         }
2492
2493         /* This function is called by all recent changes variants, by the page history,
2494            and by the user contributions list. It is responsible for formatting edit
2495            comments. It escapes any HTML in the comment, but adds some CSS to format
2496            auto-generated comments (from section editing) and formats [[wikilinks]].
2497            Main author: Erik Möller (moeller@scireview.de)
2498         */
2499         function formatComment($comment)
2500         {
2501                 global $wgLang;
2502                 $comment = htmlspecialchars( $comment );
2503
2504                 # The pattern for autogen comments is / * foo * /, which makes for
2505                 # some nasty regex.
2506                 # We look for all comments, match any text before and after the comment,
2507                 # add a separator where needed and format the comment itself with CSS
2508                 while (preg_match('/(.*)\/\*\s*(.*?)\s*\*\/(.*)/', $comment,$match)) {
2509                         $pre=$match[1];
2510                         $auto=$match[2];
2511                         $post=$match[3];
2512                         $sep='-';
2513                         if($pre) { $auto = $sep.' '.$auto; }
2514                         if($post) { $auto .= ' '.$sep; }
2515                         $auto='<span class="autocomment">'.$auto.'</span>';
2516                         $comment=$pre.$auto.$post;
2517                 }
2518
2519                 # format regular and media links - all other wiki formatting
2520                 # is ignored
2521                 $medians = $wgLang->getNsText(Namespace::getMedia()).':';
2522                 while(preg_match('/\[\[(.*?)(\|(.*?))*\]\](.*)$/',$comment,$match)) {
2523                         # Handle link renaming [[foo|text]] will show link as "text"
2524                         if( "" != $match[3] ) {
2525                                 $text = $match[3];
2526                         } else {
2527                                 $text = $match[1];
2528                         }
2529                         if( preg_match( '/^' . $medians . '(.*)$/i', $match[1], $submatch ) ) {
2530                                 # Media link; trail not supported.
2531                                 $linkRegexp = '/\[\[(.*?)\]\]/';
2532                                 $thelink = $this->makeMediaLink( $submatch[1], "", $text );
2533                         } else {
2534                                 # Other kind of link
2535                                 if( preg_match( wfMsg( "linktrail" ), $match[4], $submatch ) ) {
2536                                         $trail = $submatch[1];
2537                                 } else {
2538                                         $trail = "";
2539                                 }
2540                                 $linkRegexp = '/\[\[(.*?)\]\]' . preg_quote( $trail, '/' ) . '/';
2541                                 $thelink = $this->makeLink( $match[1], $text, "", $trail );
2542                         }
2543                         $comment = preg_replace( $linkRegexp, $thelink, $comment, 1 );
2544                 }
2545                 return $comment;
2546         }
2547
2548         function imageHistoryLine( $iscur, $timestamp, $img, $user, $usertext, $size, $description )
2549         {
2550                 global $wgUser, $wgLang, $wgTitle;
2551
2552                 $datetime = $wgLang->timeanddate( $timestamp, true );
2553                 $del = wfMsg( 'deleteimg' );
2554                 $delall = wfMsg( 'deleteimgcompletely' );
2555                 $cur = wfMsg( 'cur' );
2556
2557                 if ( $iscur ) {
2558                         $url = Image::wfImageUrl( $img );
2559                         $rlink = $cur;
2560                         if ( $wgUser->isSysop() ) {
2561                                 $link = $wgTitle->escapeLocalURL( 'image=' . $wgTitle->getPartialURL() .
2562                                   '&action=delete' );
2563                                 $style = $this->getInternalLinkAttributes( $link, $delall );
2564
2565                                 $dlink = '<a href="'.$link.'"'.$style.'>'.$delall.'</a>';
2566                         } else {
2567                                 $dlink = $del;
2568                         }
2569                 } else {
2570                         $url = htmlspecialchars( wfImageArchiveUrl( $img ) );
2571                         if( $wgUser->getID() != 0 && $wgTitle->userCanEdit() ) {
2572                                 $rlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2573                                            wfMsg( 'revertimg' ), 'action=revert&oldimage=' .
2574                                            urlencode( $img ) );
2575                                 $dlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2576                                            $del, 'action=delete&oldimage=' . urlencode( $img ) );
2577                         } else {
2578                                 # Having live active links for non-logged in users
2579                                 # means that bots and spiders crawling our site can
2580                                 # inadvertently change content. Baaaad idea.
2581                                 $rlink = wfMsg( 'revertimg' );
2582                                 $dlink = $del;
2583                         }
2584                 }
2585                 if ( 0 == $user ) {
2586                         $userlink = $usertext;
2587                 } else {
2588                         $userlink = $this->makeLink( $wgLang->getNsText( Namespace::getUser() ) .
2589                                        ':'.$usertext, $usertext );
2590                 }
2591                 $nbytes = wfMsg( 'nbytes', $size );
2592                 $style = $this->getInternalLinkAttributes( $url, $datetime );
2593
2594                 $s = "<li> ({$dlink}) ({$rlink}) <a href=\"{$url}\"{$style}>{$datetime}</a>"
2595                   . " . . {$userlink} ({$nbytes})";
2596
2597                 if ( '' != $description && '*' != $description ) {
2598                         $sk=$wgUser->getSkin();
2599                         $s .= $wgLang->emphasize(' (' . $sk->formatComment($description) . ')');
2600                 }
2601                 $s .= "</li>\n";
2602                 return $s;
2603         }
2604
2605         function tocIndent($level) {
2606                 return str_repeat( '<div class="tocindent">'."\n", $level>0 ? $level : 0 );
2607         }
2608
2609         function tocUnindent($level) {
2610                 return str_repeat( "</div>\n", $level>0 ? $level : 0 );
2611         }
2612
2613         # parameter level defines if we are on an indentation level
2614         function tocLine( $anchor, $tocline, $level ) {
2615                 $link = '<a href="#'.$anchor.'">'.$tocline.'</a><br />';
2616                 if($level) {
2617                         return $link."\n";
2618                 } else {
2619                         return '<div class="tocline">'.$link."</div>\n";
2620                 }
2621
2622         }
2623
2624         function tocTable($toc) {
2625                 # note to CSS fanatics: putting this in a div does not work -- div won't auto-expand
2626                 # try min-width & co when somebody gets a chance
2627                 $hideline = ' <script type="text/javascript">showTocToggle("' . addslashes( wfMsg('showtoc') ) . '","' . addslashes( wfMsg('hidetoc') ) . '")</script>';
2628                 return
2629                 '<table border="0" id="toc"><tr id="toctitle"><td align="center">'."\n".
2630                 '<b>'.wfMsg('toc').'</b>' .
2631                 $hideline .
2632                 '</td></tr><tr id="tocinside"><td>'."\n".
2633                 $toc."</td></tr></table>\n";
2634         }
2635
2636         # These two do not check for permissions: check $wgTitle->userCanEdit before calling them
2637         function editSectionScript( $section, $head ) {
2638                 global $wgTitle, $wgRequest;
2639                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2640                         return $head;
2641                 }
2642                 $url = $wgTitle->escapeLocalURL( 'action=edit&section='.$section );
2643                 return '<span oncontextmenu=\'document.location="'.$url.'";return false;\'>'.$head.'</span>';
2644         }
2645
2646         function editSectionLink( $section ) {
2647                 global $wgRequest;
2648                 global $wgTitle, $wgUser, $wgLang;
2649
2650                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2651                         # Section edit links would be out of sync on an old page.
2652                         # But, if we're diffing to the current page, they'll be
2653                         # correct.
2654                         return '';
2655                 }
2656
2657                 $editurl = '&section='.$section;
2658                 $url = $this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg('editsection'),'action=edit'.$editurl);
2659
2660                 if( $wgLang->isRTL() ) {
2661                         $farside = 'left';
2662                         $nearside = 'right';
2663                 } else {
2664                         $farside = 'right';
2665                         $nearside = 'left';
2666                 }
2667                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2668
2669         }
2670
2671         // This function is called by EditPage.php and shows a bulletin board style
2672         // toolbar for common editing functions. It can be disabled in the user preferences.
2673         // The necsesary JavaScript code can be found in style/wikibits.js.
2674         function getEditToolbar() {
2675                 global $wgStylePath, $wgLang, $wgMimeType;
2676
2677                 // toolarray an array of arrays which each include the filename of
2678                 // the button image (without path), the opening tag, the closing tag,
2679                 // and optionally a sample text that is inserted between the two when no
2680                 // selection is highlighted.
2681                 // The tip text is shown when the user moves the mouse over the button.
2682
2683                 // Already here are accesskeys (key), which are not used yet until someone
2684                 // can figure out a way to make them work in IE. However, we should make
2685                 // sure these keys are not defined on the edit page.
2686                 $toolarray=array(
2687                         array(  'image'=>'button_bold.png',
2688                                 'open'=>"\'\'\'",
2689                                 'close'=>"\'\'\'",
2690                                 'sample'=>wfMsg('bold_sample'),
2691                                 'tip'=>wfMsg('bold_tip'),
2692                                 'key'=>'B'
2693                                 ),
2694                         array(  "image"=>"button_italic.png",
2695                                 "open"=>"\'\'",
2696                                 "close"=>"\'\'",
2697                                 "sample"=>wfMsg("italic_sample"),
2698                                 "tip"=>wfMsg("italic_tip"),
2699                                 "key"=>"I"
2700                                 ),
2701                         array(  "image"=>"button_link.png",
2702                                 "open"=>"[[",
2703                                 "close"=>"]]",
2704                                 "sample"=>wfMsg("link_sample"),
2705                                 "tip"=>wfMsg("link_tip"),
2706                                 "key"=>"L"
2707                                 ),
2708                         array(  "image"=>"button_extlink.png",
2709                                 "open"=>"[",
2710                                 "close"=>"]",
2711                                 "sample"=>wfMsg("extlink_sample"),
2712                                 "tip"=>wfMsg("extlink_tip"),
2713                                 "key"=>"X"
2714                                 ),
2715                         array(  "image"=>"button_headline.png",
2716                                 "open"=>"\\n== ",
2717                                 "close"=>" ==\\n",
2718                                 "sample"=>wfMsg("headline_sample"),
2719                                 "tip"=>wfMsg("headline_tip"),
2720                                 "key"=>"H"
2721                                 ),
2722                         array(  "image"=>"button_image.png",
2723                                 "open"=>"[[".$wgLang->getNsText(NS_IMAGE).":",
2724                                 "close"=>"]]",
2725                                 "sample"=>wfMsg("image_sample"),
2726                                 "tip"=>wfMsg("image_tip"),
2727                                 "key"=>"D"
2728                                 ),
2729                         array(  "image"=>"button_media.png",
2730                                 "open"=>"[[".$wgLang->getNsText(NS_MEDIA).":",
2731                                 "close"=>"]]",
2732                                 "sample"=>wfMsg("media_sample"),
2733                                 "tip"=>wfMsg("media_tip"),
2734                                 "key"=>"M"
2735                                 ),
2736                         array(  "image"=>"button_math.png",
2737                                 "open"=>"\\<math\\>",
2738                                 "close"=>"\\</math\\>",
2739                                 "sample"=>wfMsg("math_sample"),
2740                                 "tip"=>wfMsg("math_tip"),
2741                                 "key"=>"C"
2742                                 ),
2743                         array(  "image"=>"button_nowiki.png",
2744                                 "open"=>"\\<nowiki\\>",
2745                                 "close"=>"\\</nowiki\\>",
2746                                 "sample"=>wfMsg("nowiki_sample"),
2747                                 "tip"=>wfMsg("nowiki_tip"),
2748                                 "key"=>"N"
2749                                 ),
2750                         array(  "image"=>"button_sig.png",
2751                                 "open"=>"--~~~~",
2752                                 "close"=>"",
2753                                 "sample"=>"",
2754                                 "tip"=>wfMsg("sig_tip"),
2755                                 "key"=>"Y"
2756                                 ),
2757                         array(  "image"=>"button_hr.png",
2758                                 "open"=>"\\n----\\n",
2759                                 "close"=>"",
2760                                 "sample"=>"",
2761                                 "tip"=>wfMsg("hr_tip"),
2762                                 "key"=>"R"
2763                                 )
2764                 );
2765                 $toolbar ="<script type='text/javascript'>\n/*<![CDATA[*/\n";
2766
2767                 $toolbar.="document.writeln(\"<div id='toolbar'>\");\n";
2768                 foreach($toolarray as $tool) {
2769
2770                         $image=$wgStylePath.'/images/'.$tool['image'];
2771                         $open=$tool['open'];
2772                         $close=$tool['close'];
2773                         $sample = addslashes( $tool['sample'] );
2774
2775                         // Note that we use the tip both for the ALT tag and the TITLE tag of the image.
2776                         // Older browsers show a "speedtip" type message only for ALT.
2777                         // Ideally these should be different, realistically they
2778                         // probably don't need to be.
2779                         $tip = addslashes( $tool['tip'] );
2780
2781                         #$key = $tool["key"];
2782
2783                         $toolbar.="addButton('$image','$tip','$open','$close','$sample');\n";
2784                 }
2785
2786                 $toolbar.="addInfobox('" . addslashes( wfMsg( "infobox" ) ) . "','" . addslashes(wfMsg("infobox_alert")) . "');\n";
2787                 $toolbar.="document.writeln(\"</div>\");\n";
2788
2789                 $toolbar.="/*]]>*/\n</script>";
2790                 return $toolbar;
2791         }
2792
2793 }
2794
2795 }
2796 ?>