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                 return $s;
 303         }
 304
 305         function getBodyOptions() {
 306                 global $wgUser, $wgTitle, $wgNamespaceBackgrounds, $wgOut, $wgRequest;
 307
 308                 extract( $wgRequest->getValues( 'oldid', 'redirect', 'diff' ) );
 309
 310                 if ( 0 != $wgTitle->getNamespace() ) {
 311                         $a = array( 'bgcolor' => '#ffffec' );
 312                 }
 313                 else $a = array( 'bgcolor' => '#FFFFFF' );
 314                 if($wgOut->isArticle() && $wgUser->getOption('editondblclick') &&
 315                   (!$wgTitle->isProtected() || $wgUser->isAllowed('protect')) ) {
 316                         $t = wfMsg( 'editthispage' );
 317                         $oid = $red = '';
 318                         if ( !empty($redirect) && $redirect == 'no' ) {
 319                                 $red = "&redirect={$redirect}";
 320                         }
 321                         if ( !empty($oldid) && ! isset( $diff ) ) {
 322                                 $oid = "&oldid=" . IntVal( $oldid );
 323                         }
 324                         $s = $wgTitle->getFullURL( "action=edit{$oid}{$red}" );
 325                         $s = 'document.location = "' .$s .'";';
 326                         $a += array ('ondblclick' => $s);
 327
 328                 }
 329                 $a['onload'] = $wgOut->getOnloadHandler();
 330                 return $a;
 331         }
 332
 333         /**
 334          * URL to the logo
 335          */
 336         function getLogo() {
 337                 global $wgLogo;
 338                 return $wgLogo;
 339         }
 340
 341         /**
 342          * This will be called immediately after the <body> tag.  Split into
 343          * two functions to make it easier to subclass.
 344          */
 345         function beforeContent() {
 346                 return $this->doBeforeContent();
 347         }
 348
 349         function doBeforeContent() {
 350                 global $wgOut, $wgTitle, $wgContLang, $wgSiteNotice;
 351                 $fname = 'Skin::doBeforeContent';
 352                 wfProfileIn( $fname );
 353
 354                 $s = '';
 355                 $qb = $this->qbSetting();
 356
 357                 if( $langlinks = $this->otherLanguages() ) {
 358                         $rows = 2;
 359                         $borderhack = '';
 360                 } else {
 361                         $rows = 1;
 362                         $langlinks = false;
 363                         $borderhack = 'class="top"';
 364                 }
 365
 366                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 367                   "<table border='0' cellspacing='0' width='98%'>\n<tr>\n";
 368
 369                 $shove = ($qb != 0);
 370                 $left = ($qb == 1 || $qb == 3);
 371                 if($wgContLang->isRTL()) $left = !$left;
 372
 373                 if ( !$shove ) {
 374                         $s .= "<td class='top' align='left' valign='top' rowspan='{$rows}'>\n" .
 375                           $this->logoText() . '</td>';
 376                 } elseif( $left ) {
 377                         $s .= $this->getQuickbarCompensator( $rows );
 378                 }
 379                 $l = $wgContLang->isRTL() ? 'right' : 'left';
 380                 $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 381
 382                 $s .= $this->topLinks() ;
 383                 $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 384
 385                 $r = $wgContLang->isRTL() ? "left" : "right";
 386                 $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
 387                 $s .= $this->nameAndLogin();
 388                 $s .= "\n<br />" . $this->searchForm() . "</td>";
 389
 390                 if ( $langlinks ) {
 391                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 392                 }
 393
 394                 if ( $shove && !$left ) { # Right
 395                         $s .= $this->getQuickbarCompensator( $rows );
 396                 }
 397                 $s .= "</tr>\n</table>\n</div>\n";
 398                 $s .= "\n<div id='article'>\n";
 399
 400                 if( $wgSiteNotice ) {
 401                         $s .= "\n<div id='siteNotice'>$wgSiteNotice</div>\n";
 402                 }
 403                 $s .= $this->pageTitle();
 404                 $s .= $this->pageSubtitle() ;
 405                 $s .= $this->getCategories();
 406                 wfProfileOut( $fname );
 407                 return $s;
 408         }
 409
 410
 411         function getCategoryLinks () {
 412                 global $wgOut, $wgTitle, $wgParser;
 413                 global $wgUseCategoryMagic, $wgUseCategoryBrowser, $wgLang;
 414
 415                 if( !$wgUseCategoryMagic ) return '' ;
 416                 if( count( $wgOut->mCategoryLinks ) == 0 ) return '';
 417
 418                 # Taken out so that they will be displayed in previews -- TS
 419                 #if( !$wgOut->isArticle() ) return '';
 420
 421                 $t = implode ( ' | ' , $wgOut->mCategoryLinks ) ;
 422                 $s = $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Categories' ),
 423                         wfMsg( 'categories' ), 'article=' . urlencode( $wgTitle->getPrefixedDBkey() ) )
 424                         . ': ' . $t;
 425
 426                 # optional 'dmoz-like' category browser. Will be shown under the list
 427                 # of categories an article belong to
 428                 if($wgUseCategoryBrowser) {
 429                         $s .= '<br /><hr />';
 430
 431                         # get a big array of the parents tree
 432                         $parenttree = $wgTitle->getParentCategoryTree();
 433
 434                         # Render the array as a serie of links
 435                         # Need to give skin cause $this is undefined at this level
 436                         function walkThrough ($tree, &$skin) {
 437                                 $return = '';
 438                                 foreach($tree as $element => $parent) {
 439                                         if(empty($parent)) {
 440                                                 # element start a new list
 441                                                 $return .= '<br />';
 442                                         } else {
 443                                                 # grab the others elements
 444                                                 $return .= walkThrough($parent, $skin);
 445                                         }
 446                                         # add our current element to the list
 447                                         $eltitle = Title::NewFromText($element);
 448                                         if(!empty($parent)) $return .= ' &gt; ';
 449                                         $return .=  $skin->makeLinkObj( $eltitle, $eltitle->getText() ) ;
 450                                 }
 451                                 return $return;
 452                         }
 453
 454                         # Skin object passed by reference cause it can not be
 455                         # accessed under the method subfunction walkThrough.
 456                         $s .= walkThrough($parenttree, $this);
 457                 }
 458
 459                 return $s;
 460         }
 461
 462         function getCategories() {
 463                 $catlinks=$this->getCategoryLinks();
 464                 if(!empty($catlinks)) {
 465                         return "<p class='catlinks'>{$catlinks}</p>";
 466                 }
 467         }
 468
 469         function getQuickbarCompensator( $rows = 1 ) {
 470                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 471         }
 472
 473         /**
 474          * This gets called immediately before the </body> tag.
 475          * @return string HTML to be put after </body> ???
 476          */
 477         function afterContent() {
 478                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 479                 return $printfooter . $this->doAfterContent();
 480         }
 481
 482         /** @return string Retrievied from HTML text */
 483         function printSource() {
 484                 global $wgTitle;
 485                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 486                 return wfMsg( 'retrievedfrom', '<a href="'.$url.'">'.$url.'</a>' );
 487         }
 488
 489         function printFooter() {
 490                 return "<p>" .  $this->printSource() .
 491                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 492         }
 493
 494         /** overloaded by derived classes */
 495         function doAfterContent() { }
 496
 497         function pageTitleLinks() {
 498                 global $wgOut, $wgTitle, $wgUser, $wgContLang, $wgUseApproval, $wgRequest;
 499
 500                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 501                 $action = $wgRequest->getText( 'action' );
 502
 503                 $s = $this->printableLink();
 504                 $disclaimer = $this->disclaimerLink(); # may be empty
 505                 if( $disclaimer ) {
 506                         $s .= ' | ' . $disclaimer;
 507                 }
 508
 509                 if ( $wgOut->isArticleRelated() ) {
 510                         if ( $wgTitle->getNamespace() == NS_IMAGE ) {
 511                                 $name = $wgTitle->getDBkey();
 512                                 $image = new Image( $wgTitle->getDBkey() );
 513                                 if( $image->exists() ) {
 514                                         $link = htmlspecialchars( $image->getURL() );
 515                                         $style = $this->getInternalLinkAttributes( $link, $name );
 516                                         $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 517                                 }
 518                         }
 519                         # This will show the "Approve" link if $wgUseApproval=true;
 520                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 521                         {
 522                                 $t = $wgTitle->getDBkey();
 523                                 $name = 'Approve this article' ;
 524                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 525                                 #htmlspecialchars( wfImageUrl( $name ) );
 526                                 $style = $this->getExternalLinkAttributes( $link, $name );
 527                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 528                         }
 529                 }
 530                 if ( 'history' == $action || isset( $diff ) || isset( $oldid ) ) {
 531                         $s .= ' | ' . $this->makeKnownLinkObj( $wgTitle,
 532                                         wfMsg( 'currentrev' ) );
 533                 }
 534
 535                 if ( $wgUser->getNewtalk() ) {
 536                 # do not show "You have new messages" text when we are viewing our
 537                 # own talk page
 538
 539                         if( $wgTitle->equals( $wgUser->getTalkPage() ) ) {
 540                                 $tl = $this->makeKnownLinkObj( $wgUser->getTalkPage(),
 541                                                 wfMsg('newmessageslink') );
 542                                 $s.= ' | <strong>'. wfMsg( 'newmessages', $tl ) . '</strong>';
 543                                 # disable caching
 544                                 $wgOut->setSquidMaxage(0);
 545                                 $wgOut->enableClientCache(false);
 546                         }
 547                 }
 548
 549                 $undelete = $this->getUndeleteLink();
 550                 if( !empty( $undelete ) ) {
 551                         $s .= ' | '.$undelete;
 552                 }
 553                 return $s;
 554         }
 555
 556         function getUndeleteLink() {
 557                 global $wgUser, $wgTitle, $wgContLang, $action;
 558                 if( $wgUser->isAllowed('rollback') &&
 559                         (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 560                         ($n = $wgTitle->isDeleted() ) ) {
 561                         return wfMsg( 'thisisdeleted',
 562                                 $this->makeKnownLink(
 563                                         $wgContLang->SpecialPage( 'Undelete/' . $wgTitle->getPrefixedDBkey() ),
 564                                         wfMsg( 'restorelink', $n ) ) );
 565                 }
 566                 return '';
 567         }
 568
 569         function printableLink() {
 570                 global $wgOut, $wgFeedClasses, $wgRequest;
 571
 572                 $baseurl = $_SERVER['REQUEST_URI'];
 573                 if( strpos( '?', $baseurl ) == false ) {
 574                         $baseurl .= '?';
 575                 } else {
 576                         $baseurl .= '&';
 577                 }
 578                 $baseurl = htmlspecialchars( $baseurl );
 579                 $printurl = $wgRequest->escapeAppendQuery( 'printable=yes' );
 580
 581                 $s = "<a href=\"$printurl\">" . wfMsg( 'printableversion' ) . '</a>';
 582                 if( $wgOut->isSyndicated() ) {
 583                         foreach( $wgFeedClasses as $format => $class ) {
 584                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 585                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 586                         }
 587                 }
 588                 return $s;
 589         }
 590
 591         function pageTitle() {
 592                 global $wgOut, $wgTitle, $wgUser;
 593
 594                 $s = '<h1 class="pagetitle">' . htmlspecialchars( $wgOut->getPageTitle() ) . '</h1>';
 595                 if($wgUser->getOption( 'editsectiononrightclick' ) && $wgTitle->userCanEdit()) { $s=$this->editSectionScript($wgTitle, 0,$s);}
 596                 return $s;
 597         }
 598
 599         function pageSubtitle() {
 600                 global $wgOut;
 601
 602                 $sub = $wgOut->getSubtitle();
 603                 if ( '' == $sub ) {
 604                         global $wgExtraSubtitle;
 605                         $sub = wfMsg( 'tagline' ) . $wgExtraSubtitle;
 606                 }
 607                 $subpages = $this->subPageSubtitle();
 608                 $sub .= !empty($subpages)?"</p><p class='subpages'>$subpages":'';
 609                 $s = "<p class='subtitle'>{$sub}</p>\n";
 610                 return $s;
 611         }
 612
 613         function subPageSubtitle() {
 614                 global $wgOut,$wgTitle,$wgNamespacesWithSubpages;
 615                 $subpages = '';
 616                 if($wgOut->isArticle() && !empty($wgNamespacesWithSubpages[$wgTitle->getNamespace()])) {
 617                         $ptext=$wgTitle->getPrefixedText();
 618                         if(preg_match('/\//',$ptext)) {
 619                                 $links = explode('/',$ptext);
 620                                 $c = 0;
 621                                 $growinglink = '';
 622                                 foreach($links as $link) {
 623                                         $c++;
 624                                         if ($c<count($links)) {
 625                                                 $growinglink .= $link;
 626                                                 $getlink = $this->makeLink( $growinglink, $link );
 627                                                 if(preg_match('/class="new"/i',$getlink)) { break; } # this is a hack, but it saves time
 628                                                 if ($c>1) {
 629                                                         $subpages .= ' | ';
 630                                                 } else  {
 631                                                         $subpages .= '&lt; ';
 632                                                 }
 633                                                 $subpages .= $getlink;
 634                                                 $growinglink .= '/';
 635                                         }
 636                                 }
 637                         }
 638                 }
 639                 return $subpages;
 640         }
 641
 642         function nameAndLogin() {
 643                 global $wgUser, $wgTitle, $wgLang, $wgContLang, $wgShowIPinHeader, $wgIP;
 644
 645                 $li = $wgContLang->specialPage( 'Userlogin' );
 646                 $lo = $wgContLang->specialPage( 'Userlogout' );
 647
 648                 $s = '';
 649                 if ( $wgUser->isAnon() ) {
 650                         if( $wgShowIPinHeader && isset( $_COOKIE[ini_get('session.name')] ) ) {
 651                                 $n = $wgIP;
 652
 653                                 $tl = $this->makeKnownLinkObj( $wgUser->getTalkPage(),
 654                                   $wgContLang->getNsText( NS_TALK ) );
 655
 656                                 $s .= $n . ' ('.$tl.')';
 657                         } else {
 658                                 $s .= wfMsg('notloggedin');
 659                         }
 660
 661                         $rt = $wgTitle->getPrefixedURL();
 662                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 663                                 $q = '';
 664                         } else { $q = "returnto={$rt}"; }
 665
 666                         $s .= "\n<br />" . $this->makeKnownLinkObj(
 667                                 Title::makeTitle( NS_SPECIAL, 'Userlogin' ),
 668                                 wfMsg( 'login' ), $q );
 669                 } else {
 670                         $n = $wgUser->getName();
 671                         $rt = $wgTitle->getPrefixedURL();
 672                         $tl = $this->makeKnownLinkObj( $wgUser->getTalkPage(),
 673                           $wgContLang->getNsText( NS_TALK ) );
 674
 675                         $tl = " ({$tl})";
 676
 677                         $s .= $this->makeKnownLinkObj( $wgUser->getUserPage(),
 678                           $n ) . "{$tl}<br />" .
 679                           $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Userlogout' ), wfMsg( 'logout' ),
 680                           "returnto={$rt}" ) . ' | ' .
 681                           $this->specialLink( 'preferences' );
 682                 }
 683                 $s .= ' | ' . $this->makeKnownLink( wfMsgForContent( 'helppage' ),
 684                   wfMsg( 'help' ) );
 685
 686                 return $s;
 687         }
 688
 689         function getSearchLink() {
 690                 $searchPage =& Title::makeTitle( NS_SPECIAL, 'Search' );
 691                 return $searchPage->getLocalURL();
 692         }
 693
 694         function escapeSearchLink() {
 695                 return htmlspecialchars( $this->getSearchLink() );
 696         }
 697
 698         function searchForm() {
 699                 global $wgRequest;
 700                 $search = $wgRequest->getText( 'search' );
 701
 702                 $s = '<form name="search" class="inline" method="post" action="'
 703                   . $this->escapeSearchLink() . "\">\n"
 704                   . '<input type="text" name="search" size="19" value="'
 705                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 706                   . '<input type="submit" name="go" value="' . wfMsg ('go') . '" />&nbsp;'
 707                   . '<input type="submit" name="fulltext" value="' . wfMsg ('search') . "\" />\n</form>";
 708
 709                 return $s;
 710         }
 711
 712         function topLinks() {
 713                 global $wgOut;
 714                 $sep = " |\n";
 715
 716                 $s = $this->mainPageLink() . $sep
 717                   . $this->specialLink( 'recentchanges' );
 718
 719                 if ( $wgOut->isArticleRelated() ) {
 720                         $s .=  $sep . $this->editThisPage()
 721                           . $sep . $this->historyLink();
 722                 }
 723                 # Many people don't like this dropdown box
 724                 #$s .= $sep . $this->specialPagesList();
 725
 726                 /* show links to different language variants */
 727                 global $wgDisableLangConversion, $wgContLang, $wgTitle;
 728                 $variants = $wgContLang->getVariants();
 729                 if( !$wgDisableLangConversion && sizeof( $variants ) > 1 ) {
 730                         foreach( $variants as $code ) {
 731                                 $varname = $wgContLang->getVariantname( $code );
 732                                 if( $varname == 'disable' )
 733                                         continue;
 734                                 $s .= ' | <a href="' . $wgTitle->getLocalUrl( 'variant=' . $code ) . '">' . $varname . '</a>';
 735                         }
 736                 }
 737
 738                 return $s;
 739         }
 740
 741         function bottomLinks() {
 742                 global $wgOut, $wgUser, $wgTitle;
 743                 $sep = " |\n";
 744
 745                 $s = '';
 746                 if ( $wgOut->isArticleRelated() ) {
 747                         $s .= '<strong>' . $this->editThisPage() . '</strong>';
 748                         if ( $wgUser->isLoggedIn() ) {
 749                                 $s .= $sep . $this->watchThisPage();
 750                         }
 751                         $s .= $sep . $this->talkLink()
 752                           . $sep . $this->historyLink()
 753                           . $sep . $this->whatLinksHere()
 754                           . $sep . $this->watchPageLinksLink();
 755
 756                         if ( $wgTitle->getNamespace() == NS_USER
 757                             || $wgTitle->getNamespace() == NS_USER_TALK )
 758
 759                         {
 760                                 $id=User::idFromName($wgTitle->getText());
 761                                 $ip=User::isIP($wgTitle->getText());
 762
 763                                 if($id || $ip) { # both anons and non-anons have contri list
 764                                         $s .= $sep . $this->userContribsLink();
 765                                 }
 766                                 if( $this->showEmailUser( $id ) ) {
 767                                         $s .= $sep . $this->emailUserLink();
 768                                 }
 769                         }
 770                         if ( $wgTitle->getArticleId() ) {
 771                                 $s .= "\n<br />";
 772                                 if($wgUser->isAllowed('delete')) { $s .= $this->deleteThisPage(); }
 773                                 if($wgUser->isAllowed('protect')) { $s .= $sep . $this->protectThisPage(); }
 774                                 if($wgUser->isAllowed('move')) { $s .= $sep . $this->moveThisPage(); }
 775                         }
 776                         $s .= "<br />\n" . $this->otherLanguages();
 777                 }
 778                 return $s;
 779         }
 780
 781         function pageStats() {
 782                 global $wgOut, $wgLang, $wgArticle, $wgRequest, $wgUser;
 783                 global $wgDisableCounters, $wgMaxCredits, $wgShowCreditsIfMax, $wgTitle, $wgPageShowWatchingUsers;
 784
 785                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 786                 if ( ! $wgOut->isArticle() ) { return ''; }
 787                 if ( isset( $oldid ) || isset( $diff ) ) { return ''; }
 788                 if ( 0 == $wgArticle->getID() ) { return ''; }
 789
 790                 $s = '';
 791                 if ( !$wgDisableCounters ) {
 792                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 793                         if ( $count ) {
 794                                 $s = wfMsg( 'viewcount', $count );
 795                         }
 796                 }
 797
 798                 if (isset($wgMaxCredits) && $wgMaxCredits != 0) {
 799                     require_once('Credits.php');
 800                     $s .= ' ' . getCredits($wgArticle, $wgMaxCredits, $wgShowCreditsIfMax);
 801                 } else {
 802                     $s .= $this->lastModified();
 803                 }
 804
 805                 if ($wgPageShowWatchingUsers && $wgUser->getOption( 'shownumberswatching' )) {
 806                         $dbr =& wfGetDB( DB_SLAVE );
 807                         extract( $dbr->tableNames( 'watchlist' ) );
 808                         $sql = "SELECT COUNT(*) AS n FROM $watchlist
 809                                 WHERE wl_title='" . $dbr->strencode($wgTitle->getDBKey()) .
 810                                 "' AND  wl_namespace=" . $wgTitle->getNamespace() ;
 811                         $res = $dbr->query( $sql, 'Skin::pageStats');
 812                         $x = $dbr->fetchObject( $res );
 813                         $s .= ' ' . wfMsg('number_of_watching_users_pageview', $x->n );
 814                 }
 815
 816                 return $s . ' ' .  $this->getCopyright();
 817         }
 818
 819         function getCopyright() {
 820                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRequest;
 821
 822
 823                 $oldid = $wgRequest->getVal( 'oldid' );
 824                 $diff = $wgRequest->getVal( 'diff' );
 825
 826                 if ( !is_null( $oldid ) && is_null( $diff ) && wfMsgForContent( 'history_copyright' ) !== '-' ) {
 827                         $msg = 'history_copyright';
 828                 } else {
 829                         $msg = 'copyright';
 830                 }
 831
 832                 $out = '';
 833                 if( $wgRightsPage ) {
 834                         $link = $this->makeKnownLink( $wgRightsPage, $wgRightsText );
 835                 } elseif( $wgRightsUrl ) {
 836                         $link = $this->makeExternalLink( $wgRightsUrl, $wgRightsText );
 837                 } else {
 838                         # Give up now
 839                         return $out;
 840                 }
 841                 $out .= wfMsgForContent( $msg, $link );
 842                 return $out;
 843         }
 844
 845         function getCopyrightIcon() {
 846                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRightsIcon, $wgCopyrightIcon;
 847                 $out = '';
 848                 if ( isset( $wgCopyrightIcon ) && $wgCopyrightIcon ) {
 849                         $out = $wgCopyrightIcon;
 850                 } else if ( $wgRightsIcon ) {
 851                         $icon = htmlspecialchars( $wgRightsIcon );
 852                         if ( $wgRightsUrl ) {
 853                                 $url = htmlspecialchars( $wgRightsUrl );
 854                                 $out .= '<a href="'.$url.'">';
 855                         }
 856                         $text = htmlspecialchars( $wgRightsText );
 857                         $out .= "<img src=\"$icon\" alt='$text' />";
 858                         if ( $wgRightsUrl ) {
 859                                 $out .= '</a>';
 860                         }
 861                 }
 862                 return $out;
 863         }
 864
 865         function getPoweredBy() {
 866                 global $wgStylePath;
 867                 $url = htmlspecialchars( "$wgStylePath/common/images/poweredby_mediawiki_88x31.png" );
 868                 $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" alt="MediaWiki" /></a>';
 869                 return $img;
 870         }
 871
 872         function lastModified() {
 873                 global $wgLang, $wgArticle, $wgLoadBalancer;
 874
 875                 $timestamp = $wgArticle->getTimestamp();
 876                 if ( $timestamp ) {
 877                         $d = $wgLang->timeanddate( $timestamp, true );
 878                         $s = ' ' . wfMsg( 'lastmodified', $d );
 879                 } else {
 880                         $s = '';
 881                 }
 882                 if ( $wgLoadBalancer->getLaggedSlaveMode() ) {
 883                         $s .= ' <strong>' . wfMsg( 'laggedslavemode' ) . '</strong>';
 884                 }
 885                 return $s;
 886         }
 887
 888         function logoText( $align = '' ) {
 889                 if ( '' != $align ) { $a = " align='{$align}'"; }
 890                 else { $a = ''; }
 891
 892                 $mp = wfMsg( 'mainpage' );
 893                 $titleObj = Title::newFromText( $mp );
 894                 if ( is_object( $titleObj ) ) {
 895                         $url = $titleObj->escapeLocalURL();
 896                 } else {
 897                         $url = '';
 898                 }
 899
 900                 $logourl = $this->getLogo();
 901                 $s = "<a href='{$url}'><img{$a} src='{$logourl}' alt='[{$mp}]' /></a>";
 902                 return $s;
 903         }
 904
 905         /**
 906          * show a drop-down box of special pages
 907          * @TODO crash bug913. Need to be rewrote completly.
 908          */
 909         function specialPagesList() {
 910                 global $wgUser, $wgOut, $wgContLang, $wgServer, $wgRedirectScript, $wgAvailableRights;
 911                 require_once('SpecialPage.php');
 912                 $a = array();
 913                 $pages = SpecialPage::getPages();
 914
 915                 // special pages without access restriction
 916                 foreach ( $pages[''] as $name => $page ) {
 917                         $a[$name] = $page->getDescription();
 918                 }
 919
 920                 // Other special pages that are restricted.
 921                 // Copied from SpecialSpecialpages.php
 922                 foreach($wgAvailableRights as $right) {
 923                         if( $wgUser->isAllowed($right) ) {
 924                                 /** Add all pages for this right */
 925                                 if(isset($pages[$right])) {
 926                                         foreach($pages[$right] as $name => $page) {
 927                                         $a[$name] = $page->getDescription();
 928                                         }
 929                                 }
 930                         }
 931                 }
 932
 933                 $go = wfMsg( 'go' );
 934                 $sp = wfMsg( 'specialpages' );
 935                 $spp = $wgContLang->specialPage( 'Specialpages' );
 936
 937                 $s = '<form id="specialpages" method="get" class="inline" ' .
 938                   'action="' . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
 939                 $s .= "<select name=\"wpDropdown\">\n";
 940                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
 941
 942
 943                 foreach ( $a as $name => $desc ) {
 944                         $p = $wgContLang->specialPage( $name );
 945                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
 946                 }
 947                 $s .= "</select>\n";
 948                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
 949                 $s .= "</form>\n";
 950                 return $s;
 951         }
 952
 953         function mainPageLink() {
 954                 $mp = wfMsgForContent( 'mainpage' );
 955                 $mptxt = wfMsg( 'mainpage');
 956                 $s = $this->makeKnownLink( $mp, $mptxt );
 957                 return $s;
 958         }
 959
 960         function copyrightLink() {
 961                 $s = $this->makeKnownLink( wfMsgForContent( 'copyrightpage' ),
 962                   wfMsg( 'copyrightpagename' ) );
 963                 return $s;
 964         }
 965
 966         function aboutLink() {
 967                 $s = $this->makeKnownLink( wfMsgForContent( 'aboutpage' ),
 968                   wfMsg( 'aboutsite' ) );
 969                 return $s;
 970         }
 971
 972
 973         function disclaimerLink() {
 974                 $disclaimers = wfMsg( 'disclaimers' );
 975                 if ($disclaimers == '-') {
 976                         return '';
 977                 } else {
 978                         return $this->makeKnownLink( wfMsgForContent( 'disclaimerpage' ),
 979                                                      $disclaimers );
 980                 }
 981         }
 982
 983         function editThisPage() {
 984                 global $wgOut, $wgTitle, $wgRequest;
 985
 986                 $oldid = $wgRequest->getVal( 'oldid' );
 987                 $diff = $wgRequest->getVal( 'diff' );
 988                 $redirect = $wgRequest->getVal( 'redirect' );
 989
 990                 if ( ! $wgOut->isArticleRelated() ) {
 991                         $s = wfMsg( 'protectedpage' );
 992                 } else {
 993                         if ( $wgTitle->userCanEdit() ) {
 994                                 $t = wfMsg( 'editthispage' );
 995                         } else {
 996                                 $t = wfMsg( 'viewsource' );
 997                         }
 998                         $oid = $red = '';
 999
1000                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
1001                         if ( $oldid && ! isset( $diff ) ) {
1002                                 $oid = '&oldid='.$oldid;
1003                         }
1004                         $s = $this->makeKnownLinkObj( $wgTitle, $t, "action=edit{$oid}{$red}" );
1005                 }
1006                 return $s;
1007         }
1008
1009         function deleteThisPage() {
1010                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1011
1012                 $diff = $wgRequest->getVal( 'diff' );
1013                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isAllowed('delete') ) {
1014                         $t = wfMsg( 'deletethispage' );
1015
1016                         $s = $this->makeKnownLinkObj( $wgTitle, $t, 'action=delete' );
1017                 } else {
1018                         $s = '';
1019                 }
1020                 return $s;
1021         }
1022
1023         function protectThisPage() {
1024                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1025
1026                 $diff = $wgRequest->getVal( 'diff' );
1027                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isAllowed('protect') ) {
1028                         if ( $wgTitle->isProtected() ) {
1029                                 $t = wfMsg( 'unprotectthispage' );
1030                                 $q = 'action=unprotect';
1031                         } else {
1032                                 $t = wfMsg( 'protectthispage' );
1033                                 $q = 'action=protect';
1034                         }
1035                         $s = $this->makeKnownLinkObj( $wgTitle, $t, $q );
1036                 } else {
1037                         $s = '';
1038                 }
1039                 return $s;
1040         }
1041
1042         function watchThisPage() {
1043                 global $wgUser, $wgOut, $wgTitle;
1044
1045                 if ( $wgOut->isArticleRelated() ) {
1046                         if ( $wgTitle->userIsWatching() ) {
1047                                 $t = wfMsg( 'unwatchthispage' );
1048                                 $q = 'action=unwatch';
1049                         } else {
1050                                 $t = wfMsg( 'watchthispage' );
1051                                 $q = 'action=watch';
1052                         }
1053                         $s = $this->makeKnownLinkObj( $wgTitle, $t, $q );
1054                 } else {
1055                         $s = wfMsg( 'notanarticle' );
1056                 }
1057                 return $s;
1058         }
1059
1060         function moveThisPage() {
1061                 global $wgTitle;
1062
1063                 if ( $wgTitle->userCanMove() ) {
1064                         return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Movepage' ),
1065                           wfMsg( 'movethispage' ), 'target=' . $wgTitle->getPrefixedURL() );
1066                 } else {
1067                         // no message if page is protected - would be redundant
1068                         return '';
1069                 }
1070         }
1071
1072         function historyLink() {
1073                 global $wgTitle;
1074
1075                 return $this->makeKnownLinkObj( $wgTitle,
1076                   wfMsg( 'history' ), 'action=history' );
1077         }
1078
1079         function whatLinksHere() {
1080                 global $wgTitle;
1081
1082                 return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Whatlinkshere' ),
1083                   wfMsg( 'whatlinkshere' ), 'target=' . $wgTitle->getPrefixedURL() );
1084         }
1085
1086         function userContribsLink() {
1087                 global $wgTitle;
1088
1089                 return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Contributions' ),
1090                   wfMsg( 'contributions' ), 'target=' . $wgTitle->getPartialURL() );
1091         }
1092
1093         function showEmailUser( $id ) {
1094                 global $wgEnableEmail, $wgEnableUserEmail, $wgUser;
1095                 return $wgEnableEmail &&
1096                        $wgEnableUserEmail &&
1097                        $wgUser->isLoggedIn() && # show only to signed in users
1098                        0 != $id; # we can only email to non-anons ..
1099 #                      '' != $id->getEmail() && # who must have an email address stored ..
1100 #                      0 != $id->getEmailauthenticationtimestamp() && # .. which is authenticated
1101 #                      1 != $wgUser->getOption('disablemail'); # and not disabled
1102         }
1103
1104         function emailUserLink() {
1105                 global $wgTitle;
1106
1107                 return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Emailuser' ),
1108                   wfMsg( 'emailuser' ), 'target=' . $wgTitle->getPartialURL() );
1109         }
1110
1111         function watchPageLinksLink() {
1112                 global $wgOut, $wgTitle;
1113
1114                 if ( ! $wgOut->isArticleRelated() ) {
1115                         return '(' . wfMsg( 'notanarticle' ) . ')';
1116                 } else {
1117                         return $this->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL,
1118                           'Recentchangeslinked' ), wfMsg( 'recentchangeslinked' ),
1119                           'target=' . $wgTitle->getPrefixedURL() );
1120                 }
1121         }
1122
1123         function otherLanguages() {
1124                 global $wgOut, $wgContLang, $wgTitle;
1125
1126                 $a = $wgOut->getLanguageLinks();
1127                 if ( 0 == count( $a ) ) {
1128                         return '';
1129                 }
1130
1131                 $s = wfMsg( 'otherlanguages' ) . ': ';
1132                 $first = true;
1133                 if($wgContLang->isRTL()) $s .= '<span dir="LTR">';
1134                 foreach( $a as $l ) {
1135                         if ( ! $first ) { $s .= ' | '; }
1136                         $first = false;
1137
1138                         $nt = Title::newFromText( $l );
1139                         $url = $nt->escapeFullURL();
1140                         $text = $wgContLang->getLanguageName( $nt->getInterwiki() );
1141
1142                         if ( '' == $text ) { $text = $l; }
1143                         $style = $this->getExternalLinkAttributes( $l, $text );
1144                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1145                 }
1146                 if($wgContLang->isRTL()) $s .= '</span>';
1147                 return $s;
1148         }
1149
1150         function bugReportsLink() {
1151                 $s = $this->makeKnownLink( wfMsgForContent( 'bugreportspage' ),
1152                   wfMsg( 'bugreports' ) );
1153                 return $s;
1154         }
1155
1156         function dateLink() {
1157                 global $wgLinkCache;
1158                 $t1 = Title::newFromText( gmdate( 'F j' ) );
1159                 $t2 = Title::newFromText( gmdate( 'Y' ) );
1160
1161                 $wgLinkCache->suspend();
1162                 $id = $t1->getArticleID();
1163                 $wgLinkCache->resume();
1164
1165                 if ( 0 == $id ) {
1166                         $s = $this->makeBrokenLink( $t1->getText() );
1167                 } else {
1168                         $s = $this->makeKnownLink( $t1->getText() );
1169                 }
1170                 $s .= ', ';
1171
1172                 $wgLinkCache->suspend();
1173                 $id = $t2->getArticleID();
1174                 $wgLinkCache->resume();
1175
1176                 if ( 0 == $id ) {
1177                         $s .= $this->makeBrokenLink( $t2->getText() );
1178                 } else {
1179                         $s .= $this->makeKnownLink( $t2->getText() );
1180                 }
1181                 return $s;
1182         }
1183
1184         function talkLink() {
1185                 global $wgTitle, $wgLinkCache;
1186
1187                 if ( NS_SPECIAL == $wgTitle->getNamespace() ) {
1188                         # No discussion links for special pages
1189                         return '';
1190                 }
1191
1192                 if( $wgTitle->isTalkPage() ) {
1193                         $link = $wgTitle->getSubjectPage();
1194                         switch( $link->getNamespace() ) {
1195                         case NS_MAIN:
1196                                 $text = wfMsg('articlepage');
1197                                 break;
1198                         case NS_USER:
1199                                 $text = wfMsg('userpage');
1200                                 break;
1201                         case NS_PROJECT:
1202                                 $text = wfMsg('wikipediapage');
1203                                 break;
1204                         case NS_IMAGE:
1205                                 $text = wfMsg('imagepage');
1206                                 break;
1207                         default:
1208                                 $text= wfMsg('articlepage');
1209                         }
1210                 } else {
1211                         $link = $wgTitle->getTalkPage();
1212                         $text = wfMsg( 'talkpage' );
1213                 }
1214
1215                 $wgLinkCache->suspend();
1216                 $s = $this->makeLinkObj( $link, $text );
1217                 $wgLinkCache->resume();
1218
1219                 return $s;
1220         }
1221
1222         function commentLink() {
1223                 global $wgContLang, $wgTitle, $wgLinkCache;
1224
1225                 if ( $wgTitle->getNamespace() == NS_SPECIAL ) {
1226                         return '';
1227                 }
1228                 return $this->makeKnownLinkObj( $wgTitle->getTalkPage(),
1229                         wfMsg( 'postcomment' ), 'action=edit&section=new' );
1230         }
1231
1232         /* these are used extensively in SkinPHPTal, but also some other places */
1233         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1234                 $title = Title::makeTitle( NS_SPECIAL, $name );
1235                 return $title->getLocalURL( $urlaction );
1236         }
1237
1238         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1239                 $title = Title::newFromText( wfMsgForContent($name) );
1240                 $this->checkTitle($title, $name);
1241                 return $title->getLocalURL( $urlaction );
1242         }
1243
1244         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1245                 $title = Title::newFromText( $name );
1246                 $this->checkTitle($title, $name);
1247                 return $title->getLocalURL( $urlaction );
1248         }
1249
1250         # If url string starts with http, consider as external URL, else
1251         # internal
1252         /*static*/ function makeInternalOrExternalUrl( $name ) {
1253                 if ( strncmp( $name, 'http', 4 ) == 0 ) {
1254                         return $name;
1255                 } else {
1256                         return $this->makeUrl( $name );
1257                 }
1258         }
1259
1260         # this can be passed the NS number as defined in Language.php
1261         /*static*/ function makeNSUrl( $name, $urlaction='', $namespace=NS_MAIN ) {
1262                 $title = Title::makeTitleSafe( $namespace, $name );
1263                 $this->checkTitle($title, $name);
1264                 return $title->getLocalURL( $urlaction );
1265         }
1266
1267         /* these return an array with the 'href' and boolean 'exists' */
1268         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1269                 $title = Title::newFromText( $name );
1270                 $this->checkTitle($title, $name);
1271                 return array(
1272                         'href' => $title->getLocalURL( $urlaction ),
1273                         'exists' => $title->getArticleID() != 0?true:false
1274                 );
1275         }
1276
1277         # make sure we have some title to operate on
1278         /*static*/ function checkTitle ( &$title, &$name ) {
1279                 if(!is_object($title)) {
1280                         $title = Title::newFromText( $name );
1281                         if(!is_object($title)) {
1282                                 $title = Title::newFromText( '--error: link target missing--' );
1283                         }
1284                 }
1285         }
1286
1287 }
1288
1289 }
1290 ?>