includes/Skin.php

   1 <?php
   2
   3 /**
   4  *
   5  * @package MediaWiki
   6  * @subpackage Skins
   7  */
   8
   9 /**
  10  * This is not a valid entry point, perform no further processing unless MEDIAWIKI is defined
  11  */
  12 if( defined( "MEDIAWIKI" ) ) {
  13
  14 # See skin.doc
  15 require_once( 'Linker.php' );
  16 require_once( 'Image.php' );
  17
  18 # Get a list of all skins available in /skins/
  19 # Build using the regular expression '^(.*).php$'
  20 # Array keys are all lower case, array value keep the case used by filename
  21 #
  22
  23 $skinDir = dir($IP.'/skins');
  24
  25 # while code from www.php.net
  26 while (false !== ($file = $skinDir->read())) {
  27         if(preg_match('/^([^.].*)\.php$/',$file, $matches)) {
  28                 $aSkin = $matches[1];
  29                 $wgValidSkinNames[strtolower($aSkin)] = $aSkin;
  30         }
  31 }
  32 $skinDir->close();
  33 unset($matches);
  34
  35 require_once( 'RecentChange.php' );
  36
  37 global $wgLinkHolders;
  38 $wgLinkHolders = array(
  39         'namespaces' => array(),
  40         'dbkeys' => array(),
  41         'queries' => array(),
  42         'texts' => array(),
  43         'titles' => array()
  44 );
  45 global $wgInterwikiLinkHolders;
  46 $wgInterwikiLinkHolders = array();
  47
  48 /**
  49  * @todo document
  50  * @package MediaWiki
  51  */
  52 class RCCacheEntry extends RecentChange
  53 {
  54         var $secureName, $link;
  55         var $curlink , $difflink, $lastlink , $usertalklink , $versionlink ;
  56         var $userlink, $timestamp, $watched;
  57
  58         function newFromParent( $rc )
  59         {
  60                 $rc2 = new RCCacheEntry;
  61                 $rc2->mAttribs = $rc->mAttribs;
  62                 $rc2->mExtra = $rc->mExtra;
  63                 return $rc2;
  64         }
  65 } ;
  66
  67
  68 /**
  69  * The main skin class that provide methods and properties for all other skins
  70  * including PHPTal skins.
  71  * This base class is also the "Standard" skin.
  72  * @package MediaWiki
  73  */
  74 class Skin extends Linker {
  75         /**#@+
  76          * @access private
  77          */
  78         var $lastdate, $lastline;
  79         var $rc_cache ; # Cache for Enhanced Recent Changes
  80         var $rcCacheIndex ; # Recent Changes Cache Counter for visibility toggle
  81         var $rcMoveIndex;
  82         /**#@-*/
  83
  84         /** Constructor, call parent constructor */
  85         function Skin() { parent::Linker(); }
  86
  87         function getSkinNames() {
  88                 global $wgValidSkinNames;
  89                 return $wgValidSkinNames;
  90         }
  91
  92         /** @return string path to the skin stylesheet */
  93         function getStylesheet() { return 'common/wikistandard.css'; }
  94
  95         /** @return string skin name */
  96         function getSkinName() {
  97                 return 'standard';
  98         }
  99
 100         function qbSetting() {
 101                 global $wgOut, $wgUser;
 102
 103                 if ( $wgOut->isQuickbarSuppressed() ) { return 0; }
 104                 $q = $wgUser->getOption( 'quickbar' );
 105                 if ( '' == $q ) { $q = 0; }
 106                 return $q;
 107         }
 108
 109         function initPage( &$out ) {
 110                 $fname = 'Skin::initPage';
 111                 wfProfileIn( $fname );
 112
 113                 $out->addLink( array( 'rel' => 'shortcut icon', 'href' => '/favicon.ico' ) );
 114
 115                 $this->addMetadataLinks($out);
 116
 117                 wfProfileOut( $fname );
 118         }
 119
 120         function addMetadataLinks( &$out ) {
 121                 global $wgTitle, $wgEnableDublinCoreRdf, $wgEnableCreativeCommonsRdf, $wgRdfMimeType, $action;
 122                 global $wgRightsPage, $wgRightsUrl;
 123
 124                 if( $out->isArticleRelated() ) {
 125                         # note: buggy CC software only reads first "meta" link
 126                         if( $wgEnableCreativeCommonsRdf ) {
 127                                 $out->addMetadataLink( array(
 128                                         'title' => 'Creative Commons',
 129                                         'type' => 'application/rdf+xml',
 130                                         'href' => $wgTitle->getLocalURL( 'action=creativecommons') ) );
 131                         }
 132                         if( $wgEnableDublinCoreRdf ) {
 133                                 $out->addMetadataLink( array(
 134                                         'title' => 'Dublin Core',
 135                                         'type' => 'application/rdf+xml',
 136                                         'href' => $wgTitle->getLocalURL( 'action=dublincore' ) ) );
 137                         }
 138                 }
 139                 $copyright = '';
 140                 if( $wgRightsPage ) {
 141                         $copy = Title::newFromText( $wgRightsPage );
 142                         if( $copy ) {
 143                                 $copyright = $copy->getLocalURL();
 144                         }
 145                 }
 146                 if( !$copyright && $wgRightsUrl ) {
 147                         $copyright = $wgRightsUrl;
 148                 }
 149                 if( $copyright ) {
 150                         $out->addLink( array(
 151                                 'rel' => 'copyright',
 152                                 'href' => $copyright ) );
 153                 }
 154         }
 155
 156         function outputPage( &$out ) {
 157                 global $wgDebugComments;
 158
 159                 wfProfileIn( 'Skin::outputPage' );
 160                 $this->initPage( $out );
 161                 $out->out( $out->headElement() );
 162
 163                 $out->out( "\n<body" );
 164                 $ops = $this->getBodyOptions();
 165                 foreach ( $ops as $name => $val ) {
 166                         $out->out( " $name='$val'" );
 167                 }
 168                 $out->out( ">\n" );
 169                 if ( $wgDebugComments ) {
 170                         $out->out( "<!-- Wiki debugging output:\n" .
 171                           $out->mDebugtext . "-->\n" );
 172                 }
 173                 $out->out( $this->beforeContent() );
 174
 175                 $out->out( $out->mBodytext . "\n" );
 176
 177                 $out->out( $this->afterContent() );
 178
 179                 wfProfileClose();
 180                 $out->out( $out->reportTime() );
 181
 182                 $out->out( "\n</body></html>" );
 183         }
 184
 185         function getHeadScripts() {
 186                 global $wgStylePath, $wgUser, $wgContLang, $wgAllowUserJs;
 187                 $r = "<script type=\"text/javascript\" src=\"{$wgStylePath}/common/wikibits.js\"></script>\n";
 188                 if( $wgAllowUserJs && $wgUser->isLoggedIn() ) {
 189                         $userpage = $wgUser->getUserPage();
 190                         $userjs = htmlspecialchars( $this->makeUrl(
 191                                 $userpage->getPrefixedText().'/'.$this->getSkinName().'.js',
 192                                 'action=raw&ctype=text/javascript'));
 193                         $r .= '<script type="text/javascript" src="'.$userjs."\"></script>\n";
 194                 }
 195                 return $r;
 196         }
 197
 198         /**
 199          * To make it harder for someone to slip a user a fake
 200          * user-JavaScript or user-CSS preview, a random token
 201          * is associated with the login session. If it's not
 202          * passed back with the preview request, we won't render
 203          * the code.
 204          *
 205          * @param string $action
 206          * @return bool
 207          * @access private
 208          */
 209         function userCanPreview( $action ) {
 210                 global $wgTitle, $wgRequest, $wgUser;
 211
 212                 if( $action != 'submit' )
 213                         return false;
 214                 if( !$wgRequest->wasPosted() )
 215                         return false;
 216                 if( !$wgTitle->userCanEditCssJsSubpage() )
 217                         return false;
 218                 return $wgUser->matchEditToken(
 219                         $wgRequest->getVal( 'wpEditToken' ) );
 220         }
 221
 222         # get the user/site-specific stylesheet, SkinPHPTal called from RawPage.php (settings are cached that way)
 223         function getUserStylesheet() {
 224                 global $wgOut, $wgStylePath, $wgContLang, $wgUser, $wgRequest, $wgTitle, $wgAllowUserCss;
 225                 $sheet = $this->getStylesheet();
 226                 $action = $wgRequest->getText('action');
 227                 $s = "@import \"$wgStylePath/$sheet\";\n";
 228                 if($wgContLang->isRTL()) $s .= "@import \"$wgStylePath/common/common_rtl.css\";\n";
 229                 if( $wgAllowUserCss && $wgUser->isLoggedIn() ) { # logged in
 230                         if($wgTitle->isCssSubpage() && $this->userCanPreview( $action ) ) {
 231                                 $s .= $wgRequest->getText('wpTextbox1');
 232                         } else {
 233                                 $userpage = $wgUser->getUserPage();
 234                                 $s.= '@import "'.$this->makeUrl(
 235                                         $userpage->getPrefixedText().'/'.$this->getSkinName().'.css',
 236                                         'action=raw&ctype=text/css').'";'."\n";
 237                         }
 238                 }
 239                 $s .= $this->doGetUserStyles();
 240                 return $s."\n";
 241         }
 242
 243         /**
 244          * placeholder, returns generated js in monobook
 245          */
 246         function getUserJs() { return; }
 247
 248         /**
 249          * Return html code that include User stylesheets
 250          */
 251         function getUserStyles() {
 252                 global $wgOut, $wgStylePath, $wgLang;
 253                 $s = "<style type='text/css'>\n";
 254                 $s .= "/*/*/ /*<![CDATA[*/\n"; # <-- Hide the styles from Netscape 4 without hiding them from IE/Mac
 255                 $s .= $this->getUserStylesheet();
 256                 $s .= "/*]]>*/ /* */\n";
 257                 $s .= "</style>\n";
 258                 return $s;
 259         }
 260
 261         /**
 262          * Some styles that are set by user through the user settings interface.
 263          */
 264         function doGetUserStyles() {
 265                 global $wgUser, $wgContLang;
 266
 267                 $csspage = $wgContLang->getNsText( NS_MEDIAWIKI ) . ':' . $this->getSkinName() . '.css';
 268                 $s = '@import "'.$this->makeUrl($csspage, 'action=raw&ctype=text/css')."\";\n";
 269
 270                 return $s . $this->reallyDoGetUserStyles();
 271         }
 272
 273         function reallyDoGetUserStyles() {
 274                 global $wgUser;
 275                 $s = '';
 276                 $underline = $wgUser->getOption( "underline" ) ? 'underline' : 'none';
 277                 $s .= "a { text-decoration: $underline; }\n";
 278                 if( $wgUser->getOption( 'highlightbroken' ) ) {
 279                         $s .= "a.new, #quickbar a.new { color: #CC2200; }\n";
 280                 } else {
 281                         $s .= <<<END
 282 a.new, #quickbar a.new,
 283 a.stub, #quickbar a.stub {
 284         color: inherit;
 285         text-decoration: inherit;
 286 }
 287 a.new:after, #quickbar a.new:after {
 288         content: "?";
 289         color: #CC2200;
 290         text-decoration: $underline;
 291 }
 292 a.stub:after, #quickbar a.stub:after {
 293         content: "!";
 294         color: #772233;
 295         text-decoration: $underline;
 296 }
 297 END;
 298                 }
 299                 if( $wgUser->getOption( 'justify' ) ) {
 300                         $s .= "#article { text-align: justify; }\n";
 301                 }
 302                 if( !$wgUser->getOption( 'showtoc' ) ) {
 303                         $s .= "#toc { display: none; }\n";
 304                 }
 305                 return $s;
 306         }
 307
 308         function getBodyOptions() {
 309                 global $wgUser, $wgTitle, $wgNamespaceBackgrounds, $wgOut, $wgRequest;
 310
 311                 extract( $wgRequest->getValues( 'oldid', 'redirect', 'diff' ) );
 312
 313                 if ( 0 != $wgTitle->getNamespace() ) {
 314                         $a = array( 'bgcolor' => '#ffffec' );
 315                 }
 316                 else $a = array( 'bgcolor' => '#FFFFFF' );
 317                 if($wgOut->isArticle() && $wgUser->getOption('editondblclick') &&
 318                   (!$wgTitle->isProtected() || $wgUser->isAllowed('protect')) ) {
 319                         $t = wfMsg( 'editthispage' );
 320                         $oid = $red = '';
 321                         if ( !empty($redirect) && $redirect == 'no' ) {
 322                                 $red = "&redirect={$redirect}";
 323                         }
 324                         if ( !empty($oldid) && ! isset( $diff ) ) {
 325                                 $oid = "&oldid=" . IntVal( $oldid );
 326                         }
 327                         $s = $wgTitle->getFullURL( "action=edit{$oid}{$red}" );
 328                         $s = 'document.location = "' .$s .'";';
 329                         $a += array ('ondblclick' => $s);
 330
 331                 }
 332                 $a['onload'] = $wgOut->getOnloadHandler();
 333                 if( $wgUser->getOption( 'editsectiononrightclick' ) ) {
 334                         if( $a['onload'] != '' ) {
 335                                 $a['onload'] .= ';';
 336                         }
 337                         $a['onload'] .= 'setupRightClickEdit()';
 338                 }
 339                 return $a;
 340         }
 341
 342         /**
 343          * URL to the logo
 344          */
 345         function getLogo() {
 346                 global $wgLogo;
 347                 return $wgLogo;
 348         }
 349
 350         /**
 351          * This will be called immediately after the <body> tag.  Split into
 352          * two functions to make it easier to subclass.
 353          */
 354         function beforeContent() {
 355                 return $this->doBeforeContent();
 356         }
 357
 358         function doBeforeContent() {
 359                 global $wgOut, $wgTitle, $wgContLang, $wgSiteNotice;
 360                 $fname = 'Skin::doBeforeContent';
 361                 wfProfileIn( $fname );
 362
 363                 $s = '';
 364                 $qb = $this->qbSetting();
 365
 366                 if( $langlinks = $this->otherLanguages() ) {
 367                         $rows = 2;
 368                         $borderhack = '';
 369                 } else {
 370                         $rows = 1;
 371                         $langlinks = false;
 372                         $borderhack = 'class="top"';
 373                 }
 374
 375                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 376                   "<table border='0' cellspacing='0' width='98%'>\n<tr>\n";
 377
 378                 $shove = ($qb != 0);
 379                 $left = ($qb == 1 || $qb == 3);
 380                 if($wgContLang->isRTL()) $left = !$left;
 381
 382                 if ( !$shove ) {
 383                         $s .= "<td class='top' align='left' valign='top' rowspan='{$rows}'>\n" .
 384                           $this->logoText() . '</td>';
 385                 } elseif( $left ) {
 386                         $s .= $this->getQuickbarCompensator( $rows );
 387                 }
 388                 $l = $wgContLang->isRTL() ? 'right' : 'left';
 389                 $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 390
 391                 $s .= $this->topLinks() ;
 392                 $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 393
 394                 $r = $wgContLang->isRTL() ? "left" : "right";
 395                 $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
 396                 $s .= $this->nameAndLogin();
 397                 $s .= "\n<br />" . $this->searchForm() . "</td>";
 398
 399                 if ( $langlinks ) {
 400                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 401                 }
 402
 403                 if ( $shove && !$left ) { # Right
 404                         $s .= $this->getQuickbarCompensator( $rows );
 405                 }
 406                 $s .= "</tr>\n</table>\n</div>\n";
 407                 $s .= "\n<div id='article'>\n";
 408
 409                 if( $wgSiteNotice ) {
 410                         $s .= "\n<div id='siteNotice'>$wgSiteNotice</div>\n";
 411                 }
 412                 $s .= $this->pageTitle();
 413                 $s .= $this->pageSubtitle() ;
 414                 $s .= $this->getCategories();
 415                 wfProfileOut( $fname );
 416                 return $s;
 417         }
 418
 419
 420         function getCategoryLinks () {
 421                 global $wgOut, $wgTitle, $wgParser;
 422                 global $wgUseCategoryMagic, $wgUseCategoryBrowser, $wgLang;
 423
 424                 if( !$wgUseCategoryMagic ) return '' ;
 425                 if( count( $wgOut->mCategoryLinks ) == 0 ) return '';
 426
 427                 # Taken out so that they will be displayed in previews -- TS
 428                 #if( !$wgOut->isArticle() ) return '';
 429
 430                 $t = implode ( ' | ' , $wgOut->mCategoryLinks ) ;
 431                 $s = $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Categories' ),
 432                         wfMsg( 'categories' ), 'article=' . urlencode( $wgTitle->getPrefixedDBkey() ) )
 433                         . ': ' . $t;
 434
 435                 # optional 'dmoz-like' category browser. Will be shown under the list
 436                 # of categories an article belong to
 437                 if($wgUseCategoryBrowser) {
 438                         $s .= '<br /><hr />';
 439
 440                         # get a big array of the parents tree
 441                         $parenttree = $wgTitle->getParentCategoryTree();
 442
 443                         # Render the array as a serie of links
 444                         # Need to give skin cause $this is undefined at this level
 445                         function walkThrough ($tree, &$skin) {
 446                                 $return = '';
 447                                 foreach($tree as $element => $parent) {
 448                                         if(empty($parent)) {
 449                                                 # element start a new list
 450                                                 $return .= '<br />';
 451                                         } else {
 452                                                 # grab the others elements
 453                                                 $return .= walkThrough($parent, $skin);
 454                                         }
 455                                         # add our current element to the list
 456                                         $eltitle = Title::NewFromText($element);
 457                                         if(!empty($parent)) $return .= ' &gt; ';
 458                                         $return .=  $skin->makeLinkObj( $eltitle, $eltitle->getText() ) ;
 459                                 }
 460                                 return $return;
 461                         }
 462
 463                         # Skin object passed by reference cause it can not be
 464                         # accessed under the method subfunction walkThrough.
 465                         $s .= walkThrough($parenttree, $this);
 466                 }
 467
 468                 return $s;
 469         }
 470
 471         function getCategories() {
 472                 $catlinks=$this->getCategoryLinks();
 473                 if(!empty($catlinks)) {
 474                         return "<p class='catlinks'>{$catlinks}</p>";
 475                 }
 476         }
 477
 478         function getQuickbarCompensator( $rows = 1 ) {
 479                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 480         }
 481
 482         /**
 483          * This gets called immediately before the </body> tag.
 484          * @return string HTML to be put after </body> ???
 485          */
 486         function afterContent() {
 487                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 488                 return $printfooter . $this->doAfterContent();
 489         }
 490
 491         /** @return string Retrievied from HTML text */
 492         function printSource() {
 493                 global $wgTitle;
 494                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 495                 return wfMsg( 'retrievedfrom', '<a href="'.$url.'">'.$url.'</a>' );
 496         }
 497
 498         function printFooter() {
 499                 return "<p>" .  $this->printSource() .
 500                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 501         }
 502
 503         /** overloaded by derived classes */
 504         function doAfterContent() { }
 505
 506         function pageTitleLinks() {
 507                 global $wgOut, $wgTitle, $wgUser, $wgContLang, $wgUseApproval, $wgRequest;
 508
 509                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 510                 $action = $wgRequest->getText( 'action' );
 511
 512                 $s = $this->printableLink();
 513                 $disclaimer = $this->disclaimerLink(); # may be empty
 514                 if( $disclaimer ) {
 515                         $s .= ' | ' . $disclaimer;
 516                 }
 517
 518                 if ( $wgOut->isArticleRelated() ) {
 519                         if ( $wgTitle->getNamespace() == NS_IMAGE ) {
 520                                 $name = $wgTitle->getDBkey();
 521                                 $image = new Image( $wgTitle->getDBkey() );
 522                                 if( $image->exists() ) {
 523                                         $link = htmlspecialchars( $image->getURL() );
 524                                         $style = $this->getInternalLinkAttributes( $link, $name );
 525                                         $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 526                                 }
 527                         }
 528                         # This will show the "Approve" link if $wgUseApproval=true;
 529                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 530                         {
 531                                 $t = $wgTitle->getDBkey();
 532                                 $name = 'Approve this article' ;
 533                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 534                                 #htmlspecialchars( wfImageUrl( $name ) );
 535                                 $style = $this->getExternalLinkAttributes( $link, $name );
 536                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 537                         }
 538                 }
 539                 if ( 'history' == $action || isset( $diff ) || isset( $oldid ) ) {
 540                         $s .= ' | ' . $this->makeKnownLinkObj( $wgTitle,
 541                                         wfMsg( 'currentrev' ) );
 542                 }
 543
 544                 if ( $wgUser->getNewtalk() ) {
 545                 # do not show "You have new messages" text when we are viewing our
 546                 # own talk page
 547
 548                         if( $wgTitle->equals( $wgUser->getTalkPage() ) ) {
 549                                 $tl = $this->makeKnownLinkObj( $wgUser->getTalkPage(),
 550                                                 wfMsg('newmessageslink') );
 551                                 $s.= ' | <strong>'. wfMsg( 'newmessages', $tl ) . '</strong>';
 552                                 # disable caching
 553                                 $wgOut->setSquidMaxage(0);
 554                                 $wgOut->enableClientCache(false);
 555                         }
 556                 }
 557
 558                 $undelete = $this->getUndeleteLink();
 559                 if( !empty( $undelete ) ) {
 560                         $s .= ' | '.$undelete;
 561                 }
 562                 return $s;
 563         }
 564
 565         function getUndeleteLink() {
 566                 global $wgUser, $wgTitle, $wgContLang, $action;
 567                 if( $wgUser->isAllowed('rollback') &&
 568                         (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 569                         ($n = $wgTitle->isDeleted() ) ) {
 570                         return wfMsg( 'thisisdeleted',
 571                                 $this->makeKnownLink(
 572                                         $wgContLang->SpecialPage( 'Undelete/' . $wgTitle->getPrefixedDBkey() ),
 573                                         wfMsg( 'restorelink', $n ) ) );
 574                 }
 575                 return '';
 576         }
 577
 578         function printableLink() {
 579                 global $wgOut, $wgFeedClasses, $wgRequest;
 580
 581                 $baseurl = $_SERVER['REQUEST_URI'];
 582                 if( strpos( '?', $baseurl ) == false ) {
 583                         $baseurl .= '?';
 584                 } else {
 585                         $baseurl .= '&';
 586                 }
 587                 $baseurl = htmlspecialchars( $baseurl );
 588                 $printurl = $wgRequest->escapeAppendQuery( 'printable=yes' );
 589
 590                 $s = "<a href=\"$printurl\">" . wfMsg( 'printableversion' ) . '</a>';
 591                 if( $wgOut->isSyndicated() ) {
 592                         foreach( $wgFeedClasses as $format => $class ) {
 593                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 594                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 595                         }
 596                 }
 597                 return $s;
 598         }
 599
 600         function pageTitle() {
 601                 global $wgOut, $wgTitle, $wgUser;
 602
 603                 $s = '<h1 class="pagetitle">' . htmlspecialchars( $wgOut->getPageTitle() ) . '</h1>';
 604                 return $s;
 605         }
 606
 607         function pageSubtitle() {
 608                 global $wgOut;
 609
 610                 $sub = $wgOut->getSubtitle();
 611                 if ( '' == $sub ) {
 612                         global $wgExtraSubtitle;
 613                         $sub = wfMsg( 'tagline' ) . $wgExtraSubtitle;
 614                 }
 615                 $subpages = $this->subPageSubtitle();
 616                 $sub .= !empty($subpages)?"</p><p class='subpages'>$subpages":'';
 617                 $s = "<p class='subtitle'>{$sub}</p>\n";
 618                 return $s;
 619         }
 620
 621         function subPageSubtitle() {
 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                 global $wgUser, $wgTitle, $wgLang, $wgContLang, $wgShowIPinHeader, $wgIP;
 652
 653                 $li = $wgContLang->specialPage( 'Userlogin' );
 654                 $lo = $wgContLang->specialPage( 'Userlogout' );
 655
 656                 $s = '';
 657                 if ( $wgUser->isAnon() ) {
 658                         if( $wgShowIPinHeader && isset( $_COOKIE[ini_get('session.name')] ) ) {
 659                                 $n = $wgIP;
 660
 661                                 $tl = $this->makeKnownLinkObj( $wgUser->getTalkPage(),
 662                                   $wgContLang->getNsText( NS_TALK ) );
 663
 664                                 $s .= $n . ' ('.$tl.')';
 665                         } else {
 666                                 $s .= wfMsg('notloggedin');
 667                         }
 668
 669                         $rt = $wgTitle->getPrefixedURL();
 670                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 671                                 $q = '';
 672                         } else { $q = "returnto={$rt}"; }
 673
 674                         $s .= "\n<br />" . $this->makeKnownLinkObj(
 675                                 Title::makeTitle( NS_SPECIAL, 'Userlogin' ),
 676                                 wfMsg( 'login' ), $q );
 677                 } else {
 678                         $n = $wgUser->getName();
 679                         $rt = $wgTitle->getPrefixedURL();
 680                         $tl = $this->makeKnownLinkObj( $wgUser->getTalkPage(),
 681                           $wgContLang->getNsText( NS_TALK ) );
 682
 683                         $tl = " ({$tl})";
 684
 685                         $s .= $this->makeKnownLinkObj( $wgUser->getUserPage(),
 686                           $n ) . "{$tl}<br />" .
 687                           $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Userlogout' ), wfMsg( 'logout' ),
 688                           "returnto={$rt}" ) . ' | ' .
 689                           $this->specialLink( 'preferences' );
 690                 }
 691                 $s .= ' | ' . $this->makeKnownLink( wfMsgForContent( 'helppage' ),
 692                   wfMsg( 'help' ) );
 693
 694                 return $s;
 695         }
 696
 697         function getSearchLink() {
 698                 $searchPage =& Title::makeTitle( NS_SPECIAL, 'Search' );
 699                 return $searchPage->getLocalURL();
 700         }
 701
 702         function escapeSearchLink() {
 703                 return htmlspecialchars( $this->getSearchLink() );
 704         }
 705
 706         function searchForm() {
 707                 global $wgRequest;
 708                 $search = $wgRequest->getText( 'search' );
 709
 710                 $s = '<form name="search" class="inline" method="post" action="'
 711                   . $this->escapeSearchLink() . "\">\n"
 712                   . '<input type="text" name="search" size="19" value="'
 713                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 714                   . '<input type="submit" name="go" value="' . wfMsg ('go') . '" />&nbsp;'
 715                   . '<input type="submit" name="fulltext" value="' . wfMsg ('search') . "\" />\n</form>";
 716
 717                 return $s;
 718         }
 719
 720         function topLinks() {
 721                 global $wgOut;
 722                 $sep = " |\n";
 723
 724                 $s = $this->mainPageLink() . $sep
 725                   . $this->specialLink( 'recentchanges' );
 726
 727                 if ( $wgOut->isArticleRelated() ) {
 728                         $s .=  $sep . $this->editThisPage()
 729                           . $sep . $this->historyLink();
 730                 }
 731                 # Many people don't like this dropdown box
 732                 #$s .= $sep . $this->specialPagesList();
 733
 734                 /* show links to different language variants */
 735                 global $wgDisableLangConversion, $wgContLang, $wgTitle;
 736                 $variants = $wgContLang->getVariants();
 737                 if( !$wgDisableLangConversion && sizeof( $variants ) > 1 ) {
 738                         foreach( $variants as $code ) {
 739                                 $varname = $wgContLang->getVariantname( $code );
 740                                 if( $varname == 'disable' )
 741                                         continue;
 742                                 $s .= ' | <a href="' . $wgTitle->getLocalUrl( 'variant=' . $code ) . '">' . $varname . '</a>';
 743                         }
 744                 }
 745
 746                 return $s;
 747         }
 748
 749         function bottomLinks() {
 750                 global $wgOut, $wgUser, $wgTitle;
 751                 $sep = " |\n";
 752
 753                 $s = '';
 754                 if ( $wgOut->isArticleRelated() ) {
 755                         $s .= '<strong>' . $this->editThisPage() . '</strong>';
 756                         if ( $wgUser->isLoggedIn() ) {
 757                                 $s .= $sep . $this->watchThisPage();
 758                         }
 759                         $s .= $sep . $this->talkLink()
 760                           . $sep . $this->historyLink()
 761                           . $sep . $this->whatLinksHere()
 762                           . $sep . $this->watchPageLinksLink();
 763
 764                         if ( $wgTitle->getNamespace() == NS_USER
 765                             || $wgTitle->getNamespace() == NS_USER_TALK )
 766
 767                         {
 768                                 $id=User::idFromName($wgTitle->getText());
 769                                 $ip=User::isIP($wgTitle->getText());
 770
 771                                 if($id || $ip) { # both anons and non-anons have contri list
 772                                         $s .= $sep . $this->userContribsLink();
 773                                 }
 774                                 if( $this->showEmailUser( $id ) ) {
 775                                         $s .= $sep . $this->emailUserLink();
 776                                 }
 777                         }
 778                         if ( $wgTitle->getArticleId() ) {
 779                                 $s .= "\n<br />";
 780                                 if($wgUser->isAllowed('delete')) { $s .= $this->deleteThisPage(); }
 781                                 if($wgUser->isAllowed('protect')) { $s .= $sep . $this->protectThisPage(); }
 782                                 if($wgUser->isAllowed('move')) { $s .= $sep . $this->moveThisPage(); }
 783                         }
 784                         $s .= "<br />\n" . $this->otherLanguages();
 785                 }
 786                 return $s;
 787         }
 788
 789         function pageStats() {
 790                 global $wgOut, $wgLang, $wgArticle, $wgRequest, $wgUser;
 791                 global $wgDisableCounters, $wgMaxCredits, $wgShowCreditsIfMax, $wgTitle, $wgPageShowWatchingUsers;
 792
 793                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 794                 if ( ! $wgOut->isArticle() ) { return ''; }
 795                 if ( isset( $oldid ) || isset( $diff ) ) { return ''; }
 796                 if ( 0 == $wgArticle->getID() ) { return ''; }
 797
 798                 $s = '';
 799                 if ( !$wgDisableCounters ) {
 800                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 801                         if ( $count ) {
 802                                 $s = wfMsg( 'viewcount', $count );
 803                         }
 804                 }
 805
 806                 if (isset($wgMaxCredits) && $wgMaxCredits != 0) {
 807                     require_once('Credits.php');
 808                     $s .= ' ' . getCredits($wgArticle, $wgMaxCredits, $wgShowCreditsIfMax);
 809                 } else {
 810                     $s .= $this->lastModified();
 811                 }
 812
 813                 if ($wgPageShowWatchingUsers && $wgUser->getOption( 'shownumberswatching' )) {
 814                         $dbr =& wfGetDB( DB_SLAVE );
 815                         extract( $dbr->tableNames( 'watchlist' ) );
 816                         $sql = "SELECT COUNT(*) AS n FROM $watchlist
 817                                 WHERE wl_title='" . $dbr->strencode($wgTitle->getDBKey()) .
 818                                 "' AND  wl_namespace=" . $wgTitle->getNamespace() ;
 819                         $res = $dbr->query( $sql, 'Skin::pageStats');
 820                         $x = $dbr->fetchObject( $res );
 821                         $s .= ' ' . wfMsg('number_of_watching_users_pageview', $x->n );
 822                 }
 823
 824                 return $s . ' ' .  $this->getCopyright();
 825         }
 826
 827         function getCopyright() {
 828                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRequest;
 829
 830
 831                 $oldid = $wgRequest->getVal( 'oldid' );
 832                 $diff = $wgRequest->getVal( 'diff' );
 833
 834                 if ( !is_null( $oldid ) && is_null( $diff ) && wfMsgForContent( 'history_copyright' ) !== '-' ) {
 835                         $msg = 'history_copyright';
 836                 } else {
 837                         $msg = 'copyright';
 838                 }
 839
 840                 $out = '';
 841                 if( $wgRightsPage ) {
 842                         $link = $this->makeKnownLink( $wgRightsPage, $wgRightsText );
 843                 } elseif( $wgRightsUrl ) {
 844                         $link = $this->makeExternalLink( $wgRightsUrl, $wgRightsText );
 845                 } else {
 846                         # Give up now
 847                         return $out;
 848                 }
 849                 $out .= wfMsgForContent( $msg, $link );
 850                 return $out;
 851         }
 852
 853         function getCopyrightIcon() {
 854                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRightsIcon, $wgCopyrightIcon;
 855                 $out = '';
 856                 if ( isset( $wgCopyrightIcon ) && $wgCopyrightIcon ) {
 857                         $out = $wgCopyrightIcon;
 858                 } else if ( $wgRightsIcon ) {
 859                         $icon = htmlspecialchars( $wgRightsIcon );
 860                         if ( $wgRightsUrl ) {
 861                                 $url = htmlspecialchars( $wgRightsUrl );
 862                                 $out .= '<a href="'.$url.'">';
 863                         }
 864                         $text = htmlspecialchars( $wgRightsText );
 865                         $out .= "<img src=\"$icon\" alt='$text' />";
 866                         if ( $wgRightsUrl ) {
 867                                 $out .= '</a>';
 868                         }
 869                 }
 870                 return $out;
 871         }
 872
 873         function getPoweredBy() {
 874                 global $wgStylePath;
 875                 $url = htmlspecialchars( "$wgStylePath/common/images/poweredby_mediawiki_88x31.png" );
 876                 $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" alt="MediaWiki" /></a>';
 877                 return $img;
 878         }
 879
 880         function lastModified() {
 881                 global $wgLang, $wgArticle, $wgLoadBalancer;
 882
 883                 $timestamp = $wgArticle->getTimestamp();
 884                 if ( $timestamp ) {
 885                         $d = $wgLang->timeanddate( $timestamp, true );
 886                         $s = ' ' . wfMsg( 'lastmodified', $d );
 887                 } else {
 888                         $s = '';
 889                 }
 890                 if ( $wgLoadBalancer->getLaggedSlaveMode() ) {
 891                         $s .= ' <strong>' . wfMsg( 'laggedslavemode' ) . '</strong>';
 892                 }
 893                 return $s;
 894         }
 895
 896         function logoText( $align = '' ) {
 897                 if ( '' != $align ) { $a = " align='{$align}'"; }
 898                 else { $a = ''; }
 899
 900                 $mp = wfMsg( 'mainpage' );
 901                 $titleObj = Title::newFromText( $mp );
 902                 if ( is_object( $titleObj ) ) {
 903                         $url = $titleObj->escapeLocalURL();
 904                 } else {
 905                         $url = '';
 906                 }
 907
 908                 $logourl = $this->getLogo();
 909                 $s = "<a href='{$url}'><img{$a} src='{$logourl}' alt='[{$mp}]' /></a>";
 910                 return $s;
 911         }
 912
 913         /**
 914          * show a drop-down box of special pages
 915          * @TODO crash bug913. Need to be rewrote completly.
 916          */
 917         function specialPagesList() {
 918                 global $wgUser, $wgOut, $wgContLang, $wgServer, $wgRedirectScript, $wgAvailableRights;
 919                 require_once('SpecialPage.php');
 920                 $a = array();
 921                 $pages = SpecialPage::getPages();
 922
 923                 // special pages without access restriction
 924                 foreach ( $pages[''] as $name => $page ) {
 925                         $a[$name] = $page->getDescription();
 926                 }
 927
 928                 // Other special pages that are restricted.
 929                 // Copied from SpecialSpecialpages.php
 930                 foreach($wgAvailableRights as $right) {
 931                         if( $wgUser->isAllowed($right) ) {
 932                                 /** Add all pages for this right */
 933                                 if(isset($pages[$right])) {
 934                                         foreach($pages[$right] as $name => $page) {
 935                                         $a[$name] = $page->getDescription();
 936                                         }
 937                                 }
 938                         }
 939                 }
 940
 941                 $go = wfMsg( 'go' );
 942                 $sp = wfMsg( 'specialpages' );
 943                 $spp = $wgContLang->specialPage( 'Specialpages' );
 944
 945                 $s = '<form id="specialpages" method="get" class="inline" ' .
 946                   'action="' . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
 947                 $s .= "<select name=\"wpDropdown\">\n";
 948                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
 949
 950
 951                 foreach ( $a as $name => $desc ) {
 952                         $p = $wgContLang->specialPage( $name );
 953                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
 954                 }
 955                 $s .= "</select>\n";
 956                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
 957                 $s .= "</form>\n";
 958                 return $s;
 959         }
 960
 961         function mainPageLink() {
 962                 $mp = wfMsgForContent( 'mainpage' );
 963                 $mptxt = wfMsg( 'mainpage');
 964                 $s = $this->makeKnownLink( $mp, $mptxt );
 965                 return $s;
 966         }
 967
 968         function copyrightLink() {
 969                 $s = $this->makeKnownLink( wfMsgForContent( 'copyrightpage' ),
 970                   wfMsg( 'copyrightpagename' ) );
 971                 return $s;
 972         }
 973
 974         function aboutLink() {
 975                 $s = $this->makeKnownLink( wfMsgForContent( 'aboutpage' ),
 976                   wfMsg( 'aboutsite' ) );
 977                 return $s;
 978         }
 979
 980
 981         function disclaimerLink() {
 982                 $disclaimers = wfMsg( 'disclaimers' );
 983                 if ($disclaimers == '-') {
 984                         return '';
 985                 } else {
 986                         return $this->makeKnownLink( wfMsgForContent( 'disclaimerpage' ),
 987                                                      $disclaimers );
 988                 }
 989         }
 990
 991         function editThisPage() {
 992                 global $wgOut, $wgTitle, $wgRequest;
 993
 994                 $oldid = $wgRequest->getVal( 'oldid' );
 995                 $diff = $wgRequest->getVal( 'diff' );
 996                 $redirect = $wgRequest->getVal( 'redirect' );
 997
 998                 if ( ! $wgOut->isArticleRelated() ) {
 999                         $s = wfMsg( 'protectedpage' );
1000                 } else {
1001                         if ( $wgTitle->userCanEdit() ) {
1002                                 $t = wfMsg( 'editthispage' );
1003                         } else {
1004                                 $t = wfMsg( 'viewsource' );
1005                         }
1006                         $oid = $red = '';
1007
1008                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
1009                         if ( $oldid && ! isset( $diff ) ) {
1010                                 $oid = '&oldid='.$oldid;
1011                         }
1012                         $s = $this->makeKnownLinkObj( $wgTitle, $t, "action=edit{$oid}{$red}" );
1013                 }
1014                 return $s;
1015         }
1016
1017         function deleteThisPage() {
1018                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1019
1020                 $diff = $wgRequest->getVal( 'diff' );
1021                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isAllowed('delete') ) {
1022                         $t = wfMsg( 'deletethispage' );
1023
1024                         $s = $this->makeKnownLinkObj( $wgTitle, $t, 'action=delete' );
1025                 } else {
1026                         $s = '';
1027                 }
1028                 return $s;
1029         }
1030
1031         function protectThisPage() {
1032                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1033
1034                 $diff = $wgRequest->getVal( 'diff' );
1035                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isAllowed('protect') ) {
1036                         if ( $wgTitle->isProtected() ) {
1037                                 $t = wfMsg( 'unprotectthispage' );
1038                                 $q = 'action=unprotect';
1039                         } else {
1040                                 $t = wfMsg( 'protectthispage' );
1041                                 $q = 'action=protect';
1042                         }
1043                         $s = $this->makeKnownLinkObj( $wgTitle, $t, $q );
1044                 } else {
1045                         $s = '';
1046                 }
1047                 return $s;
1048         }
1049
1050         function watchThisPage() {
1051                 global $wgUser, $wgOut, $wgTitle;
1052
1053                 if ( $wgOut->isArticleRelated() ) {
1054                         if ( $wgTitle->userIsWatching() ) {
1055                                 $t = wfMsg( 'unwatchthispage' );
1056                                 $q = 'action=unwatch';
1057                         } else {
1058                                 $t = wfMsg( 'watchthispage' );
1059                                 $q = 'action=watch';
1060                         }
1061                         $s = $this->makeKnownLinkObj( $wgTitle, $t, $q );
1062                 } else {
1063                         $s = wfMsg( 'notanarticle' );
1064                 }
1065                 return $s;
1066         }
1067
1068         function moveThisPage() {
1069                 global $wgTitle;
1070
1071                 if ( $wgTitle->userCanMove() ) {
1072                         return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Movepage' ),
1073                           wfMsg( 'movethispage' ), 'target=' . $wgTitle->getPrefixedURL() );
1074                 } else {
1075                         // no message if page is protected - would be redundant
1076                         return '';
1077                 }
1078         }
1079
1080         function historyLink() {
1081                 global $wgTitle;
1082
1083                 return $this->makeKnownLinkObj( $wgTitle,
1084                   wfMsg( 'history' ), 'action=history' );
1085         }
1086
1087         function whatLinksHere() {
1088                 global $wgTitle;
1089
1090                 return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Whatlinkshere' ),
1091                   wfMsg( 'whatlinkshere' ), 'target=' . $wgTitle->getPrefixedURL() );
1092         }
1093
1094         function userContribsLink() {
1095                 global $wgTitle;
1096
1097                 return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Contributions' ),
1098                   wfMsg( 'contributions' ), 'target=' . $wgTitle->getPartialURL() );
1099         }
1100
1101         function showEmailUser( $id ) {
1102                 global $wgEnableEmail, $wgEnableUserEmail, $wgUser;
1103                 return $wgEnableEmail &&
1104                        $wgEnableUserEmail &&
1105                        $wgUser->isLoggedIn() && # show only to signed in users
1106                        0 != $id; # we can only email to non-anons ..
1107 #                      '' != $id->getEmail() && # who must have an email address stored ..
1108 #                      0 != $id->getEmailauthenticationtimestamp() && # .. which is authenticated
1109 #                      1 != $wgUser->getOption('disablemail'); # and not disabled
1110         }
1111
1112         function emailUserLink() {
1113                 global $wgTitle;
1114
1115                 return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Emailuser' ),
1116                   wfMsg( 'emailuser' ), 'target=' . $wgTitle->getPartialURL() );
1117         }
1118
1119         function watchPageLinksLink() {
1120                 global $wgOut, $wgTitle;
1121
1122                 if ( ! $wgOut->isArticleRelated() ) {
1123                         return '(' . wfMsg( 'notanarticle' ) . ')';
1124                 } else {
1125                         return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL,
1126                           'Recentchangeslinked' ), wfMsg( 'recentchangeslinked' ),
1127                           'target=' . $wgTitle->getPrefixedURL() );
1128                 }
1129         }
1130
1131         function otherLanguages() {
1132                 global $wgOut, $wgContLang, $wgTitle;
1133
1134                 $a = $wgOut->getLanguageLinks();
1135                 if ( 0 == count( $a ) ) {
1136                         return '';
1137                 }
1138
1139                 $s = wfMsg( 'otherlanguages' ) . ': ';
1140                 $first = true;
1141                 if($wgContLang->isRTL()) $s .= '<span dir="LTR">';
1142                 foreach( $a as $l ) {
1143                         if ( ! $first ) { $s .= ' | '; }
1144                         $first = false;
1145
1146                         $nt = Title::newFromText( $l );
1147                         $url = $nt->escapeFullURL();
1148                         $text = $wgContLang->getLanguageName( $nt->getInterwiki() );
1149
1150                         if ( '' == $text ) { $text = $l; }
1151                         $style = $this->getExternalLinkAttributes( $l, $text );
1152                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1153                 }
1154                 if($wgContLang->isRTL()) $s .= '</span>';
1155                 return $s;
1156         }
1157
1158         function bugReportsLink() {
1159                 $s = $this->makeKnownLink( wfMsgForContent( 'bugreportspage' ),
1160                   wfMsg( 'bugreports' ) );
1161                 return $s;
1162         }
1163
1164         function dateLink() {
1165                 global $wgLinkCache;
1166                 $t1 = Title::newFromText( gmdate( 'F j' ) );
1167                 $t2 = Title::newFromText( gmdate( 'Y' ) );
1168
1169                 $wgLinkCache->suspend();
1170                 $id = $t1->getArticleID();
1171                 $wgLinkCache->resume();
1172
1173                 if ( 0 == $id ) {
1174                         $s = $this->makeBrokenLink( $t1->getText() );
1175                 } else {
1176                         $s = $this->makeKnownLink( $t1->getText() );
1177                 }
1178                 $s .= ', ';
1179
1180                 $wgLinkCache->suspend();
1181                 $id = $t2->getArticleID();
1182                 $wgLinkCache->resume();
1183
1184                 if ( 0 == $id ) {
1185                         $s .= $this->makeBrokenLink( $t2->getText() );
1186                 } else {
1187                         $s .= $this->makeKnownLink( $t2->getText() );
1188                 }
1189                 return $s;
1190         }
1191
1192         function talkLink() {
1193                 global $wgTitle, $wgLinkCache;
1194
1195                 if ( NS_SPECIAL == $wgTitle->getNamespace() ) {
1196                         # No discussion links for special pages
1197                         return '';
1198                 }
1199
1200                 if( $wgTitle->isTalkPage() ) {
1201                         $link = $wgTitle->getSubjectPage();
1202                         switch( $link->getNamespace() ) {
1203                         case NS_MAIN:
1204                                 $text = wfMsg('articlepage');
1205                                 break;
1206                         case NS_USER:
1207                                 $text = wfMsg('userpage');
1208                                 break;
1209                         case NS_PROJECT:
1210                                 $text = wfMsg('wikipediapage');
1211                                 break;
1212                         case NS_IMAGE:
1213                                 $text = wfMsg('imagepage');
1214                                 break;
1215                         default:
1216                                 $text= wfMsg('articlepage');
1217                         }
1218                 } else {
1219                         $link = $wgTitle->getTalkPage();
1220                         $text = wfMsg( 'talkpage' );
1221                 }
1222
1223                 $wgLinkCache->suspend();
1224                 $s = $this->makeLinkObj( $link, $text );
1225                 $wgLinkCache->resume();
1226
1227                 return $s;
1228         }
1229
1230         function commentLink() {
1231                 global $wgContLang, $wgTitle, $wgLinkCache;
1232
1233                 if ( $wgTitle->getNamespace() == NS_SPECIAL ) {
1234                         return '';
1235                 }
1236                 return $this->makeKnownLinkObj( $wgTitle->getTalkPage(),
1237                         wfMsg( 'postcomment' ), 'action=edit&section=new' );
1238         }
1239
1240         /* these are used extensively in SkinPHPTal, but also some other places */
1241         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1242                 $title = Title::makeTitle( NS_SPECIAL, $name );
1243                 return $title->getLocalURL( $urlaction );
1244         }
1245
1246         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1247                 $title = Title::newFromText( wfMsgForContent($name) );
1248                 $this->checkTitle($title, $name);
1249                 return $title->getLocalURL( $urlaction );
1250         }
1251
1252         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1253                 $title = Title::newFromText( $name );
1254                 $this->checkTitle($title, $name);
1255                 return $title->getLocalURL( $urlaction );
1256         }
1257
1258         # If url string starts with http, consider as external URL, else
1259         # internal
1260         /*static*/ function makeInternalOrExternalUrl( $name ) {
1261                 if ( strncmp( $name, 'http', 4 ) == 0 ) {
1262                         return $name;
1263                 } else {
1264                         return $this->makeUrl( $name );
1265                 }
1266         }
1267
1268         # this can be passed the NS number as defined in Language.php
1269         /*static*/ function makeNSUrl( $name, $urlaction='', $namespace=NS_MAIN ) {
1270                 $title = Title::makeTitleSafe( $namespace, $name );
1271                 $this->checkTitle($title, $name);
1272                 return $title->getLocalURL( $urlaction );
1273         }
1274
1275         /* these return an array with the 'href' and boolean 'exists' */
1276         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1277                 $title = Title::newFromText( $name );
1278                 $this->checkTitle($title, $name);
1279                 return array(
1280                         'href' => $title->getLocalURL( $urlaction ),
1281                         'exists' => $title->getArticleID() != 0?true:false
1282                 );
1283         }
1284
1285         # make sure we have some title to operate on
1286         /*static*/ function checkTitle ( &$title, &$name ) {
1287                 if(!is_object($title)) {
1288                         $title = Title::newFromText( $name );
1289                         if(!is_object($title)) {
1290                                 $title = Title::newFromText( '--error: link target missing--' );
1291                         }
1292                 }
1293         }
1294
1295 }
1296
1297 }
1298 ?>