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( 'Image.php' );
  16
  17 # Get a list of all skins available in /skins/
  18 # Build using the regular expression '^(.*).php$'
  19 # Array keys are all lower case, array value keep the case used by filename
  20 #
  21
  22 $skinDir = dir($IP.'/skins');
  23
  24 # while code from www.php.net
  25 while (false !== ($file = $skinDir->read())) {
  26         if(preg_match('/^([^.].*)\.php$/',$file, $matches)) {
  27                 $aSkin = $matches[1];
  28                 $wgValidSkinNames[strtolower($aSkin)] = $aSkin;
  29         }
  30 }
  31 $skinDir->close();
  32 unset($matches);
  33
  34 require_once( 'RecentChange.php' );
  35
  36 global $wgLinkHolders;
  37 $wgLinkHolders = array(
  38         'namespaces' => array(),
  39         'dbkeys' => array(),
  40         'queries' => array(),
  41         'texts' => array(),
  42         'titles' => array()
  43 );
  44 global $wgInterwikiLinkHolders;
  45 $wgInterwikiLinkHolders = array();
  46
  47 /**
  48  * @todo document
  49  * @package MediaWiki
  50  */
  51 class RCCacheEntry extends RecentChange
  52 {
  53         var $secureName, $link;
  54         var $curlink , $difflink, $lastlink , $usertalklink , $versionlink ;
  55         var $userlink, $timestamp, $watched;
  56
  57         function newFromParent( $rc )
  58         {
  59                 $rc2 = new RCCacheEntry;
  60                 $rc2->mAttribs = $rc->mAttribs;
  61                 $rc2->mExtra = $rc->mExtra;
  62                 return $rc2;
  63         }
  64 } ;
  65
  66
  67 /**
  68  * The main skin class that provide methods and properties for all other skins
  69  * including PHPTal skins.
  70  * This base class is also the "Standard" skin.
  71  * @package MediaWiki
  72  */
  73 class Skin {
  74         /**#@+
  75          * @access private
  76          */
  77         var $lastdate, $lastline;
  78         var $linktrail ; # linktrail regexp
  79         var $rc_cache ; # Cache for Enhanced Recent Changes
  80         var $rcCacheIndex ; # Recent Changes Cache Counter for visibility toggle
  81         var $rcMoveIndex;
  82         var $postParseLinkColour = false;
  83         /**#@-*/
  84
  85         function Skin() {
  86                 $this->linktrail = wfMsgForContent('linktrail');
  87         }
  88
  89         function getSkinNames() {
  90                 global $wgValidSkinNames;
  91                 return $wgValidSkinNames;
  92         }
  93
  94         function getStylesheet() {
  95                 return 'common/wikistandard.css';
  96         }
  97
  98         function getSkinName() {
  99                 return 'standard';
 100         }
 101
 102         /**
 103          * Get/set accessor for delayed link colouring
 104          */
 105         function postParseLinkColour( $setting = NULL ) {
 106                 return wfSetVar( $this->postParseLinkColour, $setting );
 107         }
 108
 109         function qbSetting() {
 110                 global $wgOut, $wgUser;
 111
 112                 if ( $wgOut->isQuickbarSuppressed() ) { return 0; }
 113                 $q = $wgUser->getOption( 'quickbar' );
 114                 if ( '' == $q ) { $q = 0; }
 115                 return $q;
 116         }
 117
 118         function initPage( &$out ) {
 119                 $fname = 'Skin::initPage';
 120                 wfProfileIn( $fname );
 121
 122                 $out->addLink( array( 'rel' => 'shortcut icon', 'href' => '/favicon.ico' ) );
 123
 124                 $this->addMetadataLinks($out);
 125
 126                 wfProfileOut( $fname );
 127         }
 128
 129         function addMetadataLinks( &$out ) {
 130                 global $wgTitle, $wgEnableDublinCoreRdf, $wgEnableCreativeCommonsRdf, $wgRdfMimeType, $action;
 131                 global $wgRightsPage, $wgRightsUrl;
 132
 133                 if( $out->isArticleRelated() ) {
 134                         # note: buggy CC software only reads first "meta" link
 135                         if( $wgEnableCreativeCommonsRdf ) {
 136                                 $out->addMetadataLink( array(
 137                                         'title' => 'Creative Commons',
 138                                         'type' => 'application/rdf+xml',
 139                                         'href' => $wgTitle->getLocalURL( 'action=creativecommons') ) );
 140                         }
 141                         if( $wgEnableDublinCoreRdf ) {
 142                                 $out->addMetadataLink( array(
 143                                         'title' => 'Dublin Core',
 144                                         'type' => 'application/rdf+xml',
 145                                         'href' => $wgTitle->getLocalURL( 'action=dublincore' ) ) );
 146                         }
 147                 }
 148                 $copyright = '';
 149                 if( $wgRightsPage ) {
 150                         $copy = Title::newFromText( $wgRightsPage );
 151                         if( $copy ) {
 152                                 $copyright = $copy->getLocalURL();
 153                         }
 154                 }
 155                 if( !$copyright && $wgRightsUrl ) {
 156                         $copyright = $wgRightsUrl;
 157                 }
 158                 if( $copyright ) {
 159                         $out->addLink( array(
 160                                 'rel' => 'copyright',
 161                                 'href' => $copyright ) );
 162                 }
 163         }
 164
 165         function outputPage( &$out ) {
 166                 global $wgDebugComments;
 167
 168                 wfProfileIn( 'Skin::outputPage' );
 169                 $this->initPage( $out );
 170                 $out->out( $out->headElement() );
 171
 172                 $out->out( "\n<body" );
 173                 $ops = $this->getBodyOptions();
 174                 foreach ( $ops as $name => $val ) {
 175                         $out->out( " $name='$val'" );
 176                 }
 177                 $out->out( ">\n" );
 178                 if ( $wgDebugComments ) {
 179                         $out->out( "<!-- Wiki debugging output:\n" .
 180                           $out->mDebugtext . "-->\n" );
 181                 }
 182                 $out->out( $this->beforeContent() );
 183
 184                 $out->out( $out->mBodytext . "\n" );
 185
 186                 $out->out( $this->afterContent() );
 187
 188                 wfProfileClose();
 189                 $out->out( $out->reportTime() );
 190
 191                 $out->out( "\n</body></html>" );
 192         }
 193
 194         function getHeadScripts() {
 195                 global $wgStylePath, $wgUser, $wgContLang, $wgAllowUserJs;
 196                 $r = "<script type=\"text/javascript\" src=\"{$wgStylePath}/common/wikibits.js\"></script>\n";
 197                 if( $wgAllowUserJs && $wgUser->getID() != 0 ) { # logged in
 198                         $userpage = $wgContLang->getNsText( Namespace::getUser() ) . ":" . $wgUser->getName();
 199                         $userjs = htmlspecialchars($this->makeUrl($userpage.'/'.$this->getSkinName().'.js', 'action=raw&ctype=text/javascript'));
 200                         $r .= '<script type="text/javascript" src="'.$userjs."\"></script>\n";
 201                 }
 202                 return $r;
 203         }
 204
 205         # get the user/site-specific stylesheet, SkinPHPTal called from RawPage.php (settings are cached that way)
 206         function getUserStylesheet() {
 207                 global $wgOut, $wgStylePath, $wgContLang, $wgUser, $wgRequest, $wgTitle, $wgAllowUserCss;
 208                 $sheet = $this->getStylesheet();
 209                 $action = $wgRequest->getText('action');
 210                 $s = "@import \"$wgStylePath/$sheet\";\n";
 211                 if($wgContLang->isRTL()) $s .= "@import \"$wgStylePath/common/common_rtl.css\";\n";
 212                 if( $wgAllowUserCss && $wgUser->getID() != 0 ) { # logged in
 213                         if($wgTitle->isCssSubpage() and $action == 'submit' and  $wgTitle->userCanEditCssJsSubpage()) {
 214                                 $s .= $wgRequest->getText('wpTextbox1');
 215                         } else {
 216                                 $userpage = $wgContLang->getNsText( Namespace::getUser() ) . ":" . $wgUser->getName();
 217                                 $s.= '@import "'.$this->makeUrl($userpage.'/'.$this->getSkinName().'.css', 'action=raw&ctype=text/css').'";'."\n";
 218                         }
 219                 }
 220                 $s .= $this->doGetUserStyles();
 221                 return $s."\n";
 222         }
 223
 224         /**
 225          * placeholder, returns generated js in monobook
 226          */
 227         function getUserJs() { return; }
 228
 229         /**
 230          * Return html code that include User stylesheets
 231          */
 232         function getUserStyles() {
 233                 global $wgOut, $wgStylePath, $wgLang;
 234                 $s = "<style type='text/css'>\n";
 235                 $s .= "/*/*/ /*<![CDATA[*/\n"; # <-- Hide the styles from Netscape 4 without hiding them from IE/Mac
 236                 $s .= $this->getUserStylesheet();
 237                 $s .= "/*]]>*/ /* */\n";
 238                 $s .= "</style>\n";
 239                 return $s;
 240         }
 241
 242         /**
 243          * Some styles that are set by user through the user settings interface.
 244          */
 245         function doGetUserStyles() {
 246                 global $wgUser, $wgContLang;
 247
 248                 $csspage = $wgContLang->getNsText( NS_MEDIAWIKI ) . ':' . $this->getSkinName() . '.css';
 249                 $s = '@import "'.$this->makeUrl($csspage, 'action=raw&ctype=text/css')."\";\n";
 250
 251                 if ( 1 == $wgUser->getOption( 'underline' ) ) {
 252                         # Don't override browser settings
 253                 } else {
 254                         # CHECK MERGE @@@
 255                         # Force no underline
 256                         $s .= "a { text-decoration: none; }\n";
 257                 }
 258                 if ( 1 == $wgUser->getOption( 'highlightbroken' ) ) {
 259                         $s .= "a.new, #quickbar a.new { color: #CC2200; }\n";
 260                 }
 261                 if ( 1 == $wgUser->getOption( 'justify' ) ) {
 262                         $s .= "#article { text-align: justify; }\n";
 263                 }
 264                 return $s;
 265         }
 266
 267         function getBodyOptions() {
 268                 global $wgUser, $wgTitle, $wgNamespaceBackgrounds, $wgOut, $wgRequest;
 269
 270                 extract( $wgRequest->getValues( 'oldid', 'redirect', 'diff' ) );
 271
 272                 if ( 0 != $wgTitle->getNamespace() ) {
 273                         $a = array( 'bgcolor' => '#ffffec' );
 274                 }
 275                 else $a = array( 'bgcolor' => '#FFFFFF' );
 276                 if($wgOut->isArticle() && $wgUser->getOption('editondblclick') &&
 277                   (!$wgTitle->isProtected() || $wgUser->isAllowed('protect')) ) {
 278                         $t = wfMsg( 'editthispage' );
 279                         $oid = $red = '';
 280                         if ( !empty($redirect) && $redirect == 'no' ) {
 281                                 $red = "&redirect={$redirect}";
 282                         }
 283                         if ( !empty($oldid) && ! isset( $diff ) ) {
 284                                 $oid = "&oldid=" . IntVal( $oldid );
 285                         }
 286                         $s = $wgTitle->getFullURL( "action=edit{$oid}{$red}" );
 287                         $s = 'document.location = "' .$s .'";';
 288                         $a += array ('ondblclick' => $s);
 289
 290                 }
 291                 $a['onload'] = $wgOut->getOnloadHandler();
 292                 return $a;
 293         }
 294
 295         function getExternalLinkAttributes( $link, $text, $class='' ) {
 296                 global $wgUser, $wgOut, $wgContLang;
 297
 298                 $same = ($link == $text);
 299                 $link = urldecode( $link );
 300                 $link = $wgContLang->checkTitleEncoding( $link );
 301                 $link = str_replace( '_', ' ', $link );
 302                 $link = htmlspecialchars( $link );
 303
 304                 $r = ($class != '') ? " class='$class'" : " class='external'";
 305
 306                 if ( !$same && $wgUser->getOption( 'hover' ) ) {
 307                         $r .= " title=\"{$link}\"";
 308                 }
 309                 return $r;
 310         }
 311
 312         function getInternalLinkAttributes( $link, $text, $broken = false ) {
 313                 global $wgUser, $wgOut;
 314
 315                 $link = urldecode( $link );
 316                 $link = str_replace( '_', ' ', $link );
 317                 $link = htmlspecialchars( $link );
 318
 319                 if ( $broken == 'stub' ) {
 320                         $r = ' class="stub"';
 321                 } else if ( $broken == 'yes' ) {
 322                         $r = ' class="new"';
 323                 } else {
 324                         $r = '';
 325                 }
 326
 327                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 328                         $r .= " title=\"{$link}\"";
 329                 }
 330                 return $r;
 331         }
 332
 333         /**
 334          * @param bool $broken
 335          */
 336         function getInternalLinkAttributesObj( &$nt, $text, $broken = false ) {
 337                 global $wgUser, $wgOut;
 338
 339                 if ( $broken == 'stub' ) {
 340                         $r = ' class="stub"';
 341                 } else if ( $broken == 'yes' ) {
 342                         $r = ' class="new"';
 343                 } else {
 344                         $r = '';
 345                 }
 346
 347                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 348                         $r .= ' title="' . $nt->getEscapedText() . '"';
 349                 }
 350                 return $r;
 351         }
 352
 353         /**
 354          * URL to the logo
 355          */
 356         function getLogo() {
 357                 global $wgLogo;
 358                 return $wgLogo;
 359         }
 360
 361         /**
 362          * This will be called immediately after the <body> tag.  Split into
 363          * two functions to make it easier to subclass.
 364          */
 365         function beforeContent() {
 366                 global $wgUser, $wgOut;
 367
 368                 return $this->doBeforeContent();
 369         }
 370
 371         function doBeforeContent() {
 372                 global $wgUser, $wgOut, $wgTitle, $wgContLang, $wgSiteNotice;
 373                 $fname = 'Skin::doBeforeContent';
 374                 wfProfileIn( $fname );
 375
 376                 $s = '';
 377                 $qb = $this->qbSetting();
 378
 379                 if( $langlinks = $this->otherLanguages() ) {
 380                         $rows = 2;
 381                         $borderhack = '';
 382                 } else {
 383                         $rows = 1;
 384                         $langlinks = false;
 385                         $borderhack = 'class="top"';
 386                 }
 387
 388                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 389                   "<table border='0' cellspacing='0' width='98%'>\n<tr>\n";
 390
 391                 $shove = ($qb != 0);
 392                 $left = ($qb == 1 || $qb == 3);
 393                 if($wgContLang->isRTL()) $left = !$left;
 394
 395                 if ( !$shove ) {
 396                         $s .= "<td class='top' align='left' valign='top' rowspan='{$rows}'>\n" .
 397                           $this->logoText() . '</td>';
 398                 } elseif( $left ) {
 399                         $s .= $this->getQuickbarCompensator( $rows );
 400                 }
 401                 $l = $wgContLang->isRTL() ? 'right' : 'left';
 402                 $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 403
 404                 $s .= $this->topLinks() ;
 405                 $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 406
 407                 $r = $wgContLang->isRTL() ? "left" : "right";
 408                 $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
 409                 $s .= $this->nameAndLogin();
 410                 $s .= "\n<br />" . $this->searchForm() . "</td>";
 411
 412                 if ( $langlinks ) {
 413                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 414                 }
 415
 416                 if ( $shove && !$left ) { # Right
 417                         $s .= $this->getQuickbarCompensator( $rows );
 418                 }
 419                 $s .= "</tr>\n</table>\n</div>\n";
 420                 $s .= "\n<div id='article'>\n";
 421
 422                 if( $wgSiteNotice ) {
 423                         $s .= "\n<div id='siteNotice'>$wgSiteNotice</div>\n";
 424                 }
 425                 $s .= $this->pageTitle();
 426                 $s .= $this->pageSubtitle() ;
 427                 $s .= $this->getCategories();
 428                 wfProfileOut( $fname );
 429                 return $s;
 430         }
 431
 432
 433         function getCategoryLinks () {
 434                 global $wgOut, $wgTitle, $wgUser, $wgParser;
 435                 global $wgUseCategoryMagic, $wgUseCategoryBrowser, $wgLang;
 436
 437                 if( !$wgUseCategoryMagic ) return '' ;
 438                 if( count( $wgOut->mCategoryLinks ) == 0 ) return '';
 439
 440                 # Taken out so that they will be displayed in previews -- TS
 441                 #if( !$wgOut->isArticle() ) return '';
 442
 443                 $t = implode ( ' | ' , $wgOut->mCategoryLinks ) ;
 444                 $s = $this->makeKnownLink( 'Special:Categories',
 445                         wfMsg( 'categories' ), 'article=' . urlencode( $wgTitle->getPrefixedDBkey() ) )
 446                         . ': ' . $t;
 447
 448                 # optional 'dmoz-like' category browser. Will be shown under the list
 449                 # of categories an article belong to
 450                 if($wgUseCategoryBrowser) {
 451                         $s .= '<br/><hr/>';
 452
 453                         # get a big array of the parents tree
 454                         $parenttree = $wgTitle->getParentCategoryTree();
 455
 456                         # Render the array as a serie of links
 457                         function walkThrough ($tree) {
 458                                 global $wgUser;
 459                                 $sk = $wgUser->getSkin();
 460                                 $return = '';
 461                                 foreach($tree as $element => $parent) {
 462                                         if(empty($parent)) {
 463                                                 # element start a new list
 464                                                 $return .= '<br />';
 465                                         } else {
 466                                                 # grab the others elements
 467                                                 $return .= walkThrough($parent);
 468                                         }
 469                                         # add our current element to the list
 470                                         $eltitle = Title::NewFromText($element);
 471                                         # FIXME : should be makeLink() [AV]
 472                                         $return .= $sk->makeLink($element, $eltitle->getText()).' &gt; ';
 473                                 }
 474                                 return $return;
 475                         }
 476
 477                         $s .= walkThrough($parenttree);
 478                 }
 479
 480                 return $s;
 481         }
 482
 483         function getCategories() {
 484                 $catlinks=$this->getCategoryLinks();
 485                 if(!empty($catlinks)) {
 486                         return "<p class='catlinks'>{$catlinks}</p>";
 487                 }
 488         }
 489
 490         function getQuickbarCompensator( $rows = 1 ) {
 491                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 492         }
 493
 494         # This gets called immediately before the </body> tag.
 495         #
 496         function afterContent() {
 497                 global $wgUser, $wgOut, $wgServer;
 498                 global $wgTitle, $wgLang;
 499
 500                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 501                 return $printfooter . $this->doAfterContent();
 502         }
 503
 504         function printSource() {
 505                 global $wgTitle;
 506                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 507                 return wfMsg( "retrievedfrom", "<a href=\"$url\">$url</a>" );
 508         }
 509
 510         function printFooter() {
 511                 return "<p>" .  $this->printSource() .
 512                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 513         }
 514
 515         function doAfterContent() {
 516         # overloaded by derived classes
 517         }
 518
 519         function pageTitleLinks() {
 520                 global $wgOut, $wgTitle, $wgUser, $wgContLang, $wgUseApproval, $wgRequest;
 521
 522                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 523                 $action = $wgRequest->getText( 'action' );
 524
 525                 $s = $this->printableLink();
 526                 $disclaimer = $this->disclaimerLink(); # may be empty
 527                 if( $disclaimer ) {
 528                         $s .= ' | ' . $disclaimer;
 529                 }
 530
 531                 if ( $wgOut->isArticleRelated() ) {
 532                         if ( $wgTitle->getNamespace() == Namespace::getImage() ) {
 533                                 $name = $wgTitle->getDBkey();
 534                                 $link = htmlspecialchars( Image::wfImageUrl( $name ) );
 535                                 $style = $this->getInternalLinkAttributes( $link, $name );
 536                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 537                         }
 538                         # This will show the "Approve" link if $wgUseApproval=true;
 539                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 540                         {
 541                                 $t = $wgTitle->getDBkey();
 542                                 $name = 'Approve this article' ;
 543                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 544                                 #htmlspecialchars( wfImageUrl( $name ) );
 545                                 $style = $this->getExternalLinkAttributes( $link, $name );
 546                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 547                         }
 548                 }
 549                 if ( 'history' == $action || isset( $diff ) || isset( $oldid ) ) {
 550                         $s .= ' | ' . $this->makeKnownLink( $wgTitle->getPrefixedText(),
 551                                         wfMsg( 'currentrev' ) );
 552                 }
 553
 554                 if ( $wgUser->getNewtalk() ) {
 555                 # do not show "You have new messages" text when we are viewing our
 556                 # own talk page
 557
 558                         if(!(strcmp($wgTitle->getText(),$wgUser->getName()) == 0 &&
 559                                                 $wgTitle->getNamespace()==Namespace::getTalk(Namespace::getUser()))) {
 560                                 $n =$wgUser->getName();
 561                                 $tl = $this->makeKnownLink( $wgContLang->getNsText(
 562                                                         Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 563                                                 wfMsg('newmessageslink') );
 564                                 $s.= ' | <strong>'. wfMsg( 'newmessages', $tl ) . '</strong>';
 565                                 # disable caching
 566                                 $wgOut->setSquidMaxage(0);
 567                                 $wgOut->enableClientCache(false);
 568                         }
 569                 }
 570
 571                 $undelete = $this->getUndeleteLink();
 572                 if( !empty( $undelete ) ) {
 573                         $s .= ' | '.$undelete;
 574                 }
 575                 return $s;
 576         }
 577
 578         function getUndeleteLink() {
 579                 global $wgUser, $wgTitle, $wgContLang, $action;
 580                 if( $wgUser->isAllowed('rollback') &&
 581                         (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 582                         ($n = $wgTitle->isDeleted() ) ) {
 583                         return wfMsg( 'thisisdeleted',
 584                                 $this->makeKnownLink(
 585                                         $wgContLang->SpecialPage( 'Undelete/' . $wgTitle->getPrefixedDBkey() ),
 586                                         wfMsg( 'restorelink', $n ) ) );
 587                 }
 588                 return '';
 589         }
 590
 591         function printableLink() {
 592                 global $wgOut, $wgFeedClasses, $wgRequest;
 593
 594                 $baseurl = $_SERVER['REQUEST_URI'];
 595                 if( strpos( '?', $baseurl ) == false ) {
 596                         $baseurl .= '?';
 597                 } else {
 598                         $baseurl .= '&';
 599                 }
 600                 $baseurl = htmlspecialchars( $baseurl );
 601                 $printurl = $wgRequest->escapeAppendQuery( 'printable=yes' );
 602
 603                 $s = "<a href=\"$printurl\">" . wfMsg( 'printableversion' ) . '</a>';
 604                 if( $wgOut->isSyndicated() ) {
 605                         foreach( $wgFeedClasses as $format => $class ) {
 606                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 607                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 608                         }
 609                 }
 610                 return $s;
 611         }
 612
 613         function pageTitle() {
 614                 global $wgOut, $wgTitle, $wgUser;
 615
 616                 $s = '<h1 class="pagetitle">' . htmlspecialchars( $wgOut->getPageTitle() ) . '</h1>';
 617                 if($wgUser->getOption( 'editsectiononrightclick' ) && $wgTitle->userCanEdit()) { $s=$this->editSectionScript($wgTitle, 0,$s);}
 618                 return $s;
 619         }
 620
 621         function pageSubtitle() {
 622                 global $wgOut;
 623
 624                 $sub = $wgOut->getSubtitle();
 625                 if ( '' == $sub ) {
 626                         global $wgExtraSubtitle;
 627                         $sub = wfMsg( 'tagline' ) . $wgExtraSubtitle;
 628                 }
 629                 $subpages = $this->subPageSubtitle();
 630                 $sub .= !empty($subpages)?"</p><p class='subpages'>$subpages":'';
 631                 $s = "<p class='subtitle'>{$sub}</p>\n";
 632                 return $s;
 633         }
 634
 635         function subPageSubtitle() {
 636                 global $wgOut,$wgTitle,$wgNamespacesWithSubpages;
 637                 $subpages = '';
 638                 if($wgOut->isArticle() && !empty($wgNamespacesWithSubpages[$wgTitle->getNamespace()])) {
 639                         $ptext=$wgTitle->getPrefixedText();
 640                         if(preg_match('/\//',$ptext)) {
 641                                 $links = explode('/',$ptext);
 642                                 $c = 0;
 643                                 $growinglink = '';
 644                                 foreach($links as $link) {
 645                                         $c++;
 646                                         if ($c<count($links)) {
 647                                                 $growinglink .= $link;
 648                                                 $getlink = $this->makeLink( $growinglink, $link );
 649                                                 if(preg_match('/class="new"/i',$getlink)) { break; } # this is a hack, but it saves time
 650                                                 if ($c>1) {
 651                                                         $subpages .= ' | ';
 652                                                 } else  {
 653                                                         $subpages .= '&lt; ';
 654                                                 }
 655                                                 $subpages .= $getlink;
 656                                                 $growinglink .= '/';
 657                                         }
 658                                 }
 659                         }
 660                 }
 661                 return $subpages;
 662         }
 663
 664         function nameAndLogin() {
 665                 global $wgUser, $wgTitle, $wgLang, $wgContLang, $wgShowIPinHeader, $wgIP;
 666
 667                 $li = $wgContLang->specialPage( 'Userlogin' );
 668                 $lo = $wgContLang->specialPage( 'Userlogout' );
 669
 670                 $s = '';
 671                 if ( 0 == $wgUser->getID() ) {
 672                         if( $wgShowIPinHeader && isset(  $_COOKIE[ini_get('session.name')] ) ) {
 673                                 $n = $wgIP;
 674
 675                                 $tl = $this->makeKnownLink( $wgContLang->getNsText(
 676                                   Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 677                                   $wgContLang->getNsText( Namespace::getTalk( 0 ) ) );
 678
 679                                 $s .= $n . ' ('.$tl.')';
 680                         } else {
 681                                 $s .= wfMsg('notloggedin');
 682                         }
 683
 684                         $rt = $wgTitle->getPrefixedURL();
 685                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 686                                 $q = '';
 687                         } else { $q = "returnto={$rt}"; }
 688
 689                         $s .= "\n<br />" . $this->makeKnownLink( $li,
 690                           wfMsg( 'login' ), $q );
 691                 } else {
 692                         $n = $wgUser->getName();
 693                         $rt = $wgTitle->getPrefixedURL();
 694                         $tl = $this->makeKnownLink( $wgContLang->getNsText(
 695                           Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 696                           $wgContLang->getNsText( Namespace::getTalk( 0 ) ) );
 697
 698                         $tl = " ({$tl})";
 699
 700                         $s .= $this->makeKnownLink( $wgContLang->getNsText(
 701                           Namespace::getUser() ) . ":{$n}", $n ) . "{$tl}<br />" .
 702                           $this->makeKnownLink( $lo, wfMsg( 'logout' ),
 703                           "returnto={$rt}" ) . ' | ' .
 704                           $this->specialLink( 'preferences' );
 705                 }
 706                 $s .= ' | ' . $this->makeKnownLink( wfMsgForContent( 'helppage' ),
 707                   wfMsg( 'help' ) );
 708
 709                 return $s;
 710         }
 711
 712         function getSearchLink() {
 713                 $searchPage =& Title::makeTitle( NS_SPECIAL, 'Search' );
 714                 return $searchPage->getLocalURL();
 715         }
 716
 717         function escapeSearchLink() {
 718                 return htmlspecialchars( $this->getSearchLink() );
 719         }
 720
 721         function searchForm() {
 722                 global $wgRequest;
 723                 $search = $wgRequest->getText( 'search' );
 724
 725                 $s = '<form name="search" class="inline" method="post" action="'
 726                   . $this->escapeSearchLink() . "\">\n"
 727                   . '<input type="text" name="search" size="19" value="'
 728                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 729                   . '<input type="submit" name="go" value="' . wfMsg ('go') . '" />&nbsp;'
 730                   . '<input type="submit" name="fulltext" value="' . wfMsg ('search') . "\" />\n</form>";
 731
 732                 return $s;
 733         }
 734
 735         function topLinks() {
 736                 global $wgOut;
 737                 $sep = " |\n";
 738
 739                 $s = $this->mainPageLink() . $sep
 740                   . $this->specialLink( 'recentchanges' );
 741
 742                 if ( $wgOut->isArticleRelated() ) {
 743                         $s .=  $sep . $this->editThisPage()
 744                           . $sep . $this->historyLink();
 745                 }
 746                 # Many people don't like this dropdown box
 747                 #$s .= $sep . $this->specialPagesList();
 748
 749                 return $s;
 750         }
 751
 752         function bottomLinks() {
 753                 global $wgOut, $wgUser, $wgTitle;
 754                 $sep = " |\n";
 755
 756                 $s = '';
 757                 if ( $wgOut->isArticleRelated() ) {
 758                         $s .= '<strong>' . $this->editThisPage() . '</strong>';
 759                         if ( 0 != $wgUser->getID() ) {
 760                                 $s .= $sep . $this->watchThisPage();
 761                         }
 762                         $s .= $sep . $this->talkLink()
 763                           . $sep . $this->historyLink()
 764                           . $sep . $this->whatLinksHere()
 765                           . $sep . $this->watchPageLinksLink();
 766
 767                         if ( $wgTitle->getNamespace() == Namespace::getUser()
 768                             || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser()) )
 769
 770                         {
 771                                 $id=User::idFromName($wgTitle->getText());
 772                                 $ip=User::isIP($wgTitle->getText());
 773
 774                                 if($id || $ip) { # both anons and non-anons have contri list
 775                                         $s .= $sep . $this->userContribsLink();
 776                                 }
 777                                 if( $this->showEmailUser( $id ) ) {
 778                                         $s .= $sep . $this->emailUserLink();
 779                                 }
 780                         }
 781                         if ( $wgTitle->getArticleId() ) {
 782                                 $s .= "\n<br />";
 783                                 if($wgUser->isAllowed('delete')) { $s .= $this->deleteThisPage(); }
 784                                 if($wgUser->isAllowed('protect')) { $s .= $sep . $this->protectThisPage(); }
 785                                 if($wgUser->isAllowed('move')) { $s .= $sep . $this->moveThisPage(); }
 786                         }
 787                         $s .= "<br />\n" . $this->otherLanguages();
 788                 }
 789                 return $s;
 790         }
 791
 792         function pageStats() {
 793                 global $wgOut, $wgLang, $wgArticle, $wgRequest;
 794                 global $wgDisableCounters, $wgMaxCredits, $wgShowCreditsIfMax;
 795
 796                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 797                 if ( ! $wgOut->isArticle() ) { return ''; }
 798                 if ( isset( $oldid ) || isset( $diff ) ) { return ''; }
 799                 if ( 0 == $wgArticle->getID() ) { return ''; }
 800
 801                 $s = '';
 802                 if ( !$wgDisableCounters ) {
 803                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 804                         if ( $count ) {
 805                                 $s = wfMsg( 'viewcount', $count );
 806                         }
 807                 }
 808
 809                 if (isset($wgMaxCredits) && $wgMaxCredits != 0) {
 810                     require_once("Credits.php");
 811                     $s .= ' ' . getCredits($wgArticle, $wgMaxCredits, $wgShowCreditsIfMax);
 812                 } else {
 813                     $s .= $this->lastModified();
 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;
 847                 $out = '';
 848                 if( $wgRightsIcon ) {
 849                         $icon = htmlspecialchars( $wgRightsIcon );
 850                         if( $wgRightsUrl ) {
 851                                 $url = htmlspecialchars( $wgRightsUrl );
 852                                 $out .= '<a href="'.$url.'">';
 853                         }
 854                         $text = htmlspecialchars( $wgRightsText );
 855                         $out .= "<img src=\"$icon\" alt='$text' />";
 856                         if( $wgRightsUrl ) {
 857                                 $out .= '</a>';
 858                         }
 859                 }
 860                 return $out;
 861         }
 862
 863         function getPoweredBy() {
 864                 global $wgStylePath;
 865                 $url = htmlspecialchars( "$wgStylePath/common/images/poweredby_mediawiki_88x31.png" );
 866                 $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" alt="MediaWiki" /></a>';
 867                 return $img;
 868         }
 869
 870         function lastModified() {
 871                 global $wgLang, $wgArticle;
 872
 873                 $timestamp = $wgArticle->getTimestamp();
 874                 if ( $timestamp ) {
 875                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 876                         $s = ' ' . wfMsg( 'lastmodified', $d );
 877                 } else {
 878                         $s = '';
 879                 }
 880                 return $s;
 881         }
 882
 883         function logoText( $align = '' ) {
 884                 if ( '' != $align ) { $a = " align='{$align}'"; }
 885                 else { $a = ''; }
 886
 887                 $mp = wfMsg( 'mainpage' );
 888                 $titleObj = Title::newFromText( $mp );
 889                 if ( is_object( $titleObj ) ) {
 890                         $url = $titleObj->escapeLocalURL();
 891                 } else {
 892                         $url = '';
 893                 }
 894
 895                 $logourl = $this->getLogo();
 896                 $s = "<a href='{$url}'><img{$a} src='{$logourl}' alt='[{$mp}]' /></a>";
 897                 return $s;
 898         }
 899
 900         /**
 901          * show a drop-down box of special pages
 902          * @TODO crash bug913. Need to be rewrote completly.
 903          */
 904         function specialPagesList() {
 905                 global $wgUser, $wgOut, $wgContLang, $wgServer, $wgRedirectScript;
 906                 require_once('SpecialPage.php');
 907                 $a = array();
 908                 $pages = SpecialPage::getPages();
 909
 910                 foreach ( $pages[''] as $name => $page ) {
 911                         $a[$name] = $page->getDescription();
 912                 }
 913                 if ( $wgUser->isSysop() )
 914                 {
 915                         foreach ( $pages['sysop'] as $name => $page ) {
 916                                 $a[$name] = $page->getDescription();
 917                         }
 918                 }
 919                 if ( $wgUser->isDeveloper() )
 920                 {
 921                         foreach ( $pages['developer'] as $name => $page ) {
 922                                 $a[$name] = $page->getDescription() ;
 923                         }
 924                 }
 925                 $go = wfMsg( 'go' );
 926                 $sp = wfMsg( 'specialpages' );
 927                 $spp = $wgContLang->specialPage( 'Specialpages' );
 928
 929                 $s = '<form id="specialpages" method="get" class="inline" ' .
 930                   'action="' . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
 931                 $s .= "<select name=\"wpDropdown\">\n";
 932                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
 933
 934                 foreach ( $a as $name => $desc ) {
 935                         $p = $wgContLang->specialPage( $name );
 936                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
 937                 }
 938                 $s .= "</select>\n";
 939                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
 940                 $s .= "</form>\n";
 941                 return $s;
 942         }
 943
 944         function mainPageLink() {
 945                 $mp = wfMsgForContent( 'mainpage' );
 946                 $mptxt = wfMsg( 'mainpage');
 947                 $s = $this->makeKnownLink( $mp, $mptxt );
 948                 return $s;
 949         }
 950
 951         function copyrightLink() {
 952                 $s = $this->makeKnownLink( wfMsgForContent( 'copyrightpage' ),
 953                   wfMsg( 'copyrightpagename' ) );
 954                 return $s;
 955         }
 956
 957         function aboutLink() {
 958                 $s = $this->makeKnownLink( wfMsgForContent( 'aboutpage' ),
 959                   wfMsg( 'aboutsite' ) );
 960                 return $s;
 961         }
 962
 963
 964         function disclaimerLink() {
 965                 $disclaimers = wfMsg( 'disclaimers' );
 966                 if ($disclaimers == '-') {
 967                         return "";
 968                 } else {
 969                         return $this->makeKnownLink( wfMsgForContent( 'disclaimerpage' ),
 970                                                      $disclaimers );
 971                 }
 972         }
 973
 974         function editThisPage() {
 975                 global $wgOut, $wgTitle, $wgRequest;
 976
 977                 $oldid = $wgRequest->getVal( 'oldid' );
 978                 $diff = $wgRequest->getVal( 'diff' );
 979                 $redirect = $wgRequest->getVal( 'redirect' );
 980
 981                 if ( ! $wgOut->isArticleRelated() ) {
 982                         $s = wfMsg( 'protectedpage' );
 983                 } else {
 984                         $n = $wgTitle->getPrefixedText();
 985                         if ( $wgTitle->userCanEdit() ) {
 986                                 $t = wfMsg( 'editthispage' );
 987                         } else {
 988                                 #$t = wfMsg( "protectedpage" );
 989                                 $t = wfMsg( 'viewsource' );
 990                         }
 991                         $oid = $red = '';
 992
 993                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
 994                         if ( $oldid && ! isset( $diff ) ) {
 995                                 $oid = '&oldid='.$oldid;
 996                         }
 997                         $s = $this->makeKnownLink( $n, $t, "action=edit{$oid}{$red}" );
 998                 }
 999                 return $s;
1000         }
1001
1002         function deleteThisPage() {
1003                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1004
1005                 $diff = $wgRequest->getVal( 'diff' );
1006                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isAllowed('delete') ) {
1007                         $n = $wgTitle->getPrefixedText();
1008                         $t = wfMsg( 'deletethispage' );
1009
1010                         $s = $this->makeKnownLink( $n, $t, 'action=delete' );
1011                 } else {
1012                         $s = '';
1013                 }
1014                 return $s;
1015         }
1016
1017         function protectThisPage() {
1018                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1019
1020                 $diff = $wgRequest->getVal( 'diff' );
1021                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isAllowed('protect') ) {
1022                         $n = $wgTitle->getPrefixedText();
1023
1024                         if ( $wgTitle->isProtected() ) {
1025                                 $t = wfMsg( 'unprotectthispage' );
1026                                 $q = 'action=unprotect';
1027                         } else {
1028                                 $t = wfMsg( 'protectthispage' );
1029                                 $q = 'action=protect';
1030                         }
1031                         $s = $this->makeKnownLink( $n, $t, $q );
1032                 } else {
1033                         $s = '';
1034                 }
1035                 return $s;
1036         }
1037
1038         function watchThisPage() {
1039                 global $wgUser, $wgOut, $wgTitle;
1040
1041                 if ( $wgOut->isArticleRelated() ) {
1042                         $n = $wgTitle->getPrefixedText();
1043
1044                         if ( $wgTitle->userIsWatching() ) {
1045                                 $t = wfMsg( 'unwatchthispage' );
1046                                 $q = 'action=unwatch';
1047                         } else {
1048                                 $t = wfMsg( 'watchthispage' );
1049                                 $q = 'action=watch';
1050                         }
1051                         $s = $this->makeKnownLink( $n, $t, $q );
1052                 } else {
1053                         $s = wfMsg( 'notanarticle' );
1054                 }
1055                 return $s;
1056         }
1057
1058         function moveThisPage() {
1059                 global $wgTitle, $wgContLang;
1060
1061                 if ( $wgTitle->userCanMove() ) {
1062                         $s = $this->makeKnownLink( $wgContLang->specialPage( 'Movepage' ),
1063                           wfMsg( 'movethispage' ), 'target=' . $wgTitle->getPrefixedURL() );
1064                 } // no message if page is protected - would be redundant
1065                 return $s;
1066         }
1067
1068         function historyLink() {
1069                 global $wgTitle;
1070
1071                 $s = $this->makeKnownLink( $wgTitle->getPrefixedText(),
1072                   wfMsg( 'history' ), 'action=history' );
1073                 return $s;
1074         }
1075
1076         function whatLinksHere() {
1077                 global $wgTitle, $wgContLang;
1078
1079                 $s = $this->makeKnownLink( $wgContLang->specialPage( 'Whatlinkshere' ),
1080                   wfMsg( 'whatlinkshere' ), 'target=' . $wgTitle->getPrefixedURL() );
1081                 return $s;
1082         }
1083
1084         function userContribsLink() {
1085                 global $wgTitle, $wgContLang;
1086
1087                 $s = $this->makeKnownLink( $wgContLang->specialPage( 'Contributions' ),
1088                   wfMsg( 'contributions' ), 'target=' . $wgTitle->getPartialURL() );
1089                 return $s;
1090         }
1091
1092         function showEmailUser( $id ) {
1093                 global $wgEnableEmail, $wgEnableUserEmail, $wgUser;
1094                 return $wgEnableEmail &&
1095                        $wgEnableUserEmail &&
1096                        0 != $wgUser->getID() && # show only to signed in users
1097                        0 != $id; # can only email non-anons
1098         }
1099
1100         function emailUserLink() {
1101                 global $wgTitle, $wgContLang;
1102
1103                 $s = $this->makeKnownLink( $wgContLang->specialPage( 'Emailuser' ),
1104                   wfMsg( 'emailuser' ), 'target=' . $wgTitle->getPartialURL() );
1105                 return $s;
1106         }
1107
1108         function watchPageLinksLink() {
1109                 global $wgOut, $wgTitle, $wgContLang;
1110
1111                 if ( ! $wgOut->isArticleRelated() ) {
1112                         $s = '(' . wfMsg( 'notanarticle' ) . ')';
1113                 } else {
1114                         $s = $this->makeKnownLink( $wgContLang->specialPage(
1115                           'Recentchangeslinked' ), wfMsg( 'recentchangeslinked' ),
1116                           'target=' . $wgTitle->getPrefixedURL() );
1117                 }
1118                 return $s;
1119         }
1120
1121         function otherLanguages() {
1122                 global $wgOut, $wgContLang, $wgTitle, $wgUseNewInterlanguage;
1123
1124                 $a = $wgOut->getLanguageLinks();
1125                 if ( 0 == count( $a ) ) {
1126                         if ( !$wgUseNewInterlanguage ) return '';
1127                         $ns = $wgContLang->getNsIndex ( $wgTitle->getNamespace () ) ;
1128                         if ( $ns != 0 AND $ns != 1 ) return '' ;
1129                         $pn = 'Intl' ;
1130                         $x = 'mode=addlink&xt='.$wgTitle->getDBkey() ;
1131                         return $this->makeKnownLink( $wgContLang->specialPage( $pn ),
1132                                   wfMsg( 'intl' ) , $x );
1133                         }
1134
1135                 if ( !$wgUseNewInterlanguage ) {
1136                         $s = wfMsg( 'otherlanguages' ) . ': ';
1137                 } else {
1138                         global $wgContLanguageCode ;
1139                         $x = 'mode=zoom&xt='.$wgTitle->getDBkey() ;
1140                         $x .= '&xl='.$wgContLanguageCode ;
1141                         $s =  $this->makeKnownLink( $wgContLang->specialPage( 'Intl' ),
1142                                   wfMsg( 'otherlanguages' ) , $x ) . ': ' ;
1143                         }
1144
1145                 $s = wfMsg( 'otherlanguages' ) . ': ';
1146                 $first = true;
1147                 if($wgContLang->isRTL()) $s .= '<span dir="LTR">';
1148                 foreach( $a as $l ) {
1149                         if ( ! $first ) { $s .= ' | '; }
1150                         $first = false;
1151
1152                         $nt = Title::newFromText( $l );
1153                         $url = $nt->getFullURL();
1154                         $text = $wgContLang->getLanguageName( $nt->getInterwiki() );
1155
1156                         if ( '' == $text ) { $text = $l; }
1157                         $style = $this->getExternalLinkAttributes( $l, $text );
1158                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1159                 }
1160                 if($wgContLang->isRTL()) $s .= '</span>';
1161                 return $s;
1162         }
1163
1164         function bugReportsLink() {
1165                 $s = $this->makeKnownLink( wfMsgForContent( 'bugreportspage' ),
1166                   wfMsg( 'bugreports' ) );
1167                 return $s;
1168         }
1169
1170         function dateLink() {
1171                 global $wgLinkCache;
1172                 $t1 = Title::newFromText( gmdate( 'F j' ) );
1173                 $t2 = Title::newFromText( gmdate( 'Y' ) );
1174
1175                 $wgLinkCache->suspend();
1176                 $id = $t1->getArticleID();
1177                 $wgLinkCache->resume();
1178
1179                 if ( 0 == $id ) {
1180                         $s = $this->makeBrokenLink( $t1->getText() );
1181                 } else {
1182                         $s = $this->makeKnownLink( $t1->getText() );
1183                 }
1184                 $s .= ', ';
1185
1186                 $wgLinkCache->suspend();
1187                 $id = $t2->getArticleID();
1188                 $wgLinkCache->resume();
1189
1190                 if ( 0 == $id ) {
1191                         $s .= $this->makeBrokenLink( $t2->getText() );
1192                 } else {
1193                         $s .= $this->makeKnownLink( $t2->getText() );
1194                 }
1195                 return $s;
1196         }
1197
1198         function talkLink() {
1199                 global $wgContLang, $wgTitle, $wgLinkCache;
1200
1201                 $tns = $wgTitle->getNamespace();
1202                 if ( -1 == $tns ) { return ''; }
1203
1204                 $pn = $wgTitle->getText();
1205                 $tp = wfMsg( 'talkpage' );
1206                 if ( Namespace::isTalk( $tns ) ) {
1207                         $lns = Namespace::getSubject( $tns );
1208                         switch($tns) {
1209                                 case 1:
1210                                 $text = wfMsg('articlepage');
1211                                 break;
1212                                 case 3:
1213                                 $text = wfMsg('userpage');
1214                                 break;
1215                                 case 5:
1216                                 $text = wfMsg('wikipediapage');
1217                                 break;
1218                                 case 7:
1219                                 $text = wfMsg('imagepage');
1220                                 break;
1221                                 default:
1222                                 $text= wfMsg('articlepage');
1223                         }
1224                 } else {
1225
1226                         $lns = Namespace::getTalk( $tns );
1227                         $text=$tp;
1228                 }
1229                 $n = $wgContLang->getNsText( $lns );
1230                 if ( '' == $n ) { $link = $pn; }
1231                 else { $link = $n.':'.$pn; }
1232
1233                 $wgLinkCache->suspend();
1234                 $s = $this->makeLink( $link, $text );
1235                 $wgLinkCache->resume();
1236
1237                 return $s;
1238         }
1239
1240         function commentLink() {
1241                 global $wgContLang, $wgTitle, $wgLinkCache;
1242
1243                 $tns = $wgTitle->getNamespace();
1244                 if ( -1 == $tns ) { return ''; }
1245
1246                 $lns = ( Namespace::isTalk( $tns ) ) ? $tns : Namespace::getTalk( $tns );
1247
1248                 # assert Namespace::isTalk( $lns )
1249
1250                 $n = $wgContLang->getNsText( $lns );
1251                 $pn = $wgTitle->getText();
1252
1253                 $link = $n.':'.$pn;
1254
1255                 $wgLinkCache->suspend();
1256                 $s = $this->makeKnownLink($link, wfMsg('postcomment'), 'action=edit&section=new');
1257                 $wgLinkCache->resume();
1258
1259                 return $s;
1260         }
1261
1262         /**
1263          * After all the page content is transformed into HTML, it makes
1264          * a final pass through here for things like table backgrounds.
1265          * @todo probably deprecated [AV]
1266          */
1267         function transformContent( $text ) {
1268                 return $text;
1269         }
1270
1271         /**
1272          * Note: This function MUST call getArticleID() on the link,
1273          * otherwise the cache won't get updated properly.  See LINKCACHE.DOC.
1274          */
1275         function makeLink( $title, $text = '', $query = '', $trail = '' ) {
1276                 wfProfileIn( 'Skin::makeLink' );
1277                 $nt = Title::newFromText( $title );
1278                 if ($nt) {
1279                         $result = $this->makeLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1280                 } else {
1281                         wfDebug( 'Invalid title passed to Skin::makeLink(): "'.$title."\"\n" );
1282                         $result = $text == "" ? $title : $text;
1283                 }
1284
1285                 wfProfileOut( 'Skin::makeLink' );
1286                 return $result;
1287         }
1288
1289         function makeKnownLink( $title, $text = '', $query = '', $trail = '', $prefix = '',$aprops = '') {
1290                 $nt = Title::newFromText( $title );
1291                 if ($nt) {
1292                         return $this->makeKnownLinkObj( Title::newFromText( $title ), $text, $query, $trail, $prefix , $aprops );
1293                 } else {
1294                         wfDebug( 'Invalid title passed to Skin::makeKnownLink(): "'.$title."\"\n" );
1295                         return $text == '' ? $title : $text;
1296                 }
1297         }
1298
1299         function makeBrokenLink( $title, $text = '', $query = '', $trail = '' ) {
1300                 $nt = Title::newFromText( $title );
1301                 if ($nt) {
1302                         return $this->makeBrokenLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1303                 } else {
1304                         wfDebug( 'Invalid title passed to Skin::makeBrokenLink(): "'.$title."\"\n" );
1305                         return $text == '' ? $title : $text;
1306                 }
1307         }
1308
1309         function makeStubLink( $title, $text = '', $query = '', $trail = '' ) {
1310                 $nt = Title::newFromText( $title );
1311                 if ($nt) {
1312                         return $this->makeStubLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1313                 } else {
1314                         wfDebug( 'Invalid title passed to Skin::makeStubLink(): "'.$title."\"\n" );
1315                         return $text == '' ? $title : $text;
1316                 }
1317         }
1318
1319         /**
1320          * Pass a title object, not a title string
1321          */
1322         function makeLinkObj( &$nt, $text= '', $query = '', $trail = '', $prefix = '' ) {
1323                 global $wgOut, $wgUser, $wgLinkHolders;
1324                 $fname = 'Skin::makeLinkObj';
1325                 wfProfileIn( $fname );
1326
1327                 # Fail gracefully
1328                 if ( ! isset($nt) ) {
1329                         # wfDebugDieBacktrace();
1330                         wfProfileOut( $fname );
1331                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1332                 }
1333
1334                 $ns = $nt->getNamespace();
1335                 $dbkey = $nt->getDBkey();
1336                 if ( $nt->isExternal() ) {
1337                         $u = $nt->getFullURL();
1338                         $link = $nt->getPrefixedURL();
1339                         if ( '' == $text ) { $text = $nt->getPrefixedText(); }
1340                         $style = $this->getExternalLinkAttributes( $link, $text, 'extiw' );
1341
1342                         $inside = '';
1343                         if ( '' != $trail ) {
1344                                 if ( preg_match( '/^([a-z]+)(.*)$$/sD', $trail, $m ) ) {
1345                                         $inside = $m[1];
1346                                         $trail = $m[2];
1347                                 }
1348                         }
1349                         # Assume $this->postParseLinkColour(). This prevents
1350                         # interwiki links from being parsed as external links.
1351                         global $wgInterwikiLinkHolders;
1352                         $t = "<a href=\"{$u}\"{$style}>{$text}{$inside}</a>";
1353                         $nr = array_push($wgInterwikiLinkHolders, $t);
1354                         $retVal = '<!--IWLINK '. ($nr-1) ."-->{$trail}";
1355                 } elseif ( 0 == $ns && "" == $dbkey ) {
1356                         # A self-link with a fragment; skip existence check.
1357                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1358                 } elseif ( ( NS_SPECIAL == $ns ) || ( NS_IMAGE == $ns ) ) {
1359                         # These are always shown as existing, currently.
1360                         # Special pages don't exist in the database; images may
1361                         # occasionally be present when there is no description
1362                         # page per se, so we always shown them.
1363                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1364                 } elseif ( $this->postParseLinkColour ) {
1365                         wfProfileIn( $fname.'-postparse' );
1366                         # Insert a placeholder, and we'll work out the existence checks
1367                         # in a big lump later.
1368                         $inside = '';
1369                         if ( '' != $trail ) {
1370                                 if ( preg_match( $this->linktrail, $trail, $m ) ) {
1371                                         $inside = $m[1];
1372                                         $trail = $m[2];
1373                                 }
1374                         }
1375
1376                         # These get picked up by Parser::replaceLinkHolders()
1377                         $nr = array_push( $wgLinkHolders['namespaces'], $nt->getNamespace() );
1378                         $wgLinkHolders['dbkeys'][] = $dbkey;
1379                         $wgLinkHolders['queries'][] = $query;
1380                         $wgLinkHolders['texts'][] = $prefix.$text.$inside;
1381                         $wgLinkHolders['titles'][] =& $nt;
1382
1383                         $retVal = '<!--LINK '. ($nr-1) ."-->{$trail}";
1384                         wfProfileOut( $fname.'-postparse' );
1385                 } else {
1386                         wfProfileIn( $fname.'-immediate' );
1387                         # Work out link colour immediately
1388                         $aid = $nt->getArticleID() ;
1389                         if ( 0 == $aid ) {
1390                                 $retVal = $this->makeBrokenLinkObj( $nt, $text, $query, $trail, $prefix );
1391                         } else {
1392                                 $threshold = $wgUser->getOption('stubthreshold') ;
1393                                 if ( $threshold > 0 ) {
1394                                         $dbr =& wfGetDB( DB_SLAVE );
1395                                         $s = $dbr->selectRow( 'cur', array( 'LENGTH(cur_text) AS x', 'cur_namespace',
1396                                                 'cur_is_redirect' ), array( 'cur_id' => $aid ), $fname ) ;
1397                                         if ( $s !== false ) {
1398                                                 $size = $s->x;
1399                                                 if ( $s->cur_is_redirect OR $s->cur_namespace != 0 ) {
1400                                                         $size = $threshold*2 ; # Really big
1401                                                 }
1402                                                 $dbr->freeResult( $res );
1403                                         } else {
1404                                                 $size = $threshold*2 ; # Really big
1405                                         }
1406                                 } else {
1407                                         $size = 1 ;
1408                                 }
1409                                 if ( $size < $threshold ) {
1410                                         $retVal = $this->makeStubLinkObj( $nt, $text, $query, $trail, $prefix );
1411                                 } else {
1412                                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1413                                 }
1414                         }
1415                         wfProfileOut( $fname.'-immediate' );
1416                 }
1417                 wfProfileOut( $fname );
1418                 return $retVal;
1419         }
1420
1421         /**
1422          * Pass a title object, not a title string
1423          */
1424         function makeKnownLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' , $aprops = '' ) {
1425                 global $wgOut, $wgTitle, $wgInputEncoding;
1426
1427                 $fname = 'Skin::makeKnownLinkObj';
1428                 wfProfileIn( $fname );
1429
1430                 if ( !is_object( $nt ) ) {
1431                         wfProfileIn( $fname );
1432                         return $text;
1433                 }
1434
1435                 $u = $nt->escapeLocalURL( $query );
1436                 if ( '' != $nt->getFragment() ) {
1437                         if( $nt->getPrefixedDbkey() == '' ) {
1438                                 $u = '';
1439                                 if ( '' == $text ) {
1440                                         $text = htmlspecialchars( $nt->getFragment() );
1441                                 }
1442                         }
1443                         $anchor = urlencode( do_html_entity_decode( str_replace(' ', '_', $nt->getFragment()), ENT_COMPAT, $wgInputEncoding ) );
1444                         $replacearray = array(
1445                                 '%3A' => ':',
1446                                 '%' => '.'
1447                         );
1448                         $u .= '#' . str_replace(array_keys($replacearray),array_values($replacearray),$anchor);
1449                 }
1450                 if ( '' == $text ) {
1451                         $text = htmlspecialchars( $nt->getPrefixedText() );
1452                 }
1453                 $style = $this->getInternalLinkAttributesObj( $nt, $text );
1454
1455                 $inside = '';
1456                 if ( '' != $trail ) {
1457                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1458                                 $inside = $m[1];
1459                                 $trail = $m[2];
1460                         }
1461                 }
1462                 $r = "<a href=\"{$u}\"{$style}{$aprops}>{$prefix}{$text}{$inside}</a>{$trail}";
1463                 wfProfileOut( $fname );
1464                 return $r;
1465         }
1466
1467         /**
1468          * Pass a title object, not a title string
1469          */
1470         function makeBrokenLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' ) {
1471                 global $wgOut, $wgUser;
1472
1473                 # Fail gracefully
1474                 if ( ! isset($nt) ) {
1475                         # wfDebugDieBacktrace();
1476                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1477                 }
1478
1479                 $fname = 'Skin::makeBrokenLinkObj';
1480                 wfProfileIn( $fname );
1481
1482                 if ( '' == $query ) {
1483                         $q = 'action=edit';
1484                 } else {
1485                         $q = 'action=edit&'.$query;
1486                 }
1487                 $u = $nt->escapeLocalURL( $q );
1488
1489                 if ( '' == $text ) {
1490                         $text = htmlspecialchars( $nt->getPrefixedText() );
1491                 }
1492                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "yes" );
1493
1494                 $inside = '';
1495                 if ( '' != $trail ) {
1496                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1497                                 $inside = $m[1];
1498                                 $trail = $m[2];
1499                         }
1500                 }
1501                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1502                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1503                 } else {
1504                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>?</a>{$trail}";
1505                 }
1506
1507                 wfProfileOut( $fname );
1508                 return $s;
1509         }
1510
1511         /**
1512          * Pass a title object, not a title string
1513          */
1514         function makeStubLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' ) {
1515                 global $wgOut, $wgUser;
1516
1517                 $link = $nt->getPrefixedURL();
1518
1519                 $u = $nt->escapeLocalURL( $query );
1520
1521                 if ( '' == $text ) {
1522                         $text = htmlspecialchars( $nt->getPrefixedText() );
1523                 }
1524                 $style = $this->getInternalLinkAttributesObj( $nt, $text, 'stub' );
1525
1526                 $inside = '';
1527                 if ( '' != $trail ) {
1528                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1529                                 $inside = $m[1];
1530                                 $trail = $m[2];
1531                         }
1532                 }
1533                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1534                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1535                 } else {
1536                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>!</a>{$trail}";
1537                 }
1538                 return $s;
1539         }
1540
1541         function makeSelfLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' ) {
1542                 $u = $nt->escapeLocalURL( $query );
1543                 if ( '' == $text ) {
1544                         $text = htmlspecialchars( $nt->getPrefixedText() );
1545                 }
1546                 $inside = '';
1547                 if ( '' != $trail ) {
1548                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1549                                 $inside = $m[1];
1550                                 $trail = $m[2];
1551                         }
1552                 }
1553                 return "<strong>{$prefix}{$text}{$inside}</strong>{$trail}";
1554         }
1555
1556         /* these are used extensively in SkinPHPTal, but also some other places */
1557         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1558                 $title = Title::makeTitle( NS_SPECIAL, $name );
1559                 $this->checkTitle($title, $name);
1560                 return $title->getLocalURL( $urlaction );
1561         }
1562         /*static*/ function makeTalkUrl ( $name, $urlaction='' ) {
1563                 $title = Title::newFromText( $name );
1564                 $title = $title->getTalkPage();
1565                 $this->checkTitle($title, $name);
1566                 return $title->getLocalURL( $urlaction );
1567         }
1568         /*static*/ function makeArticleUrl ( $name, $urlaction='' ) {
1569                 $title = Title::newFromText( $name );
1570                 $title= $title->getSubjectPage();
1571                 $this->checkTitle($title, $name);
1572                 return $title->getLocalURL( $urlaction );
1573         }
1574         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1575                 $title = Title::newFromText( wfMsgForContent($name) );
1576                 $this->checkTitle($title, $name);
1577                 return $title->getLocalURL( $urlaction );
1578         }
1579         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1580                 $title = Title::newFromText( $name );
1581                 $this->checkTitle($title, $name);
1582                 return $title->getLocalURL( $urlaction );
1583         }
1584
1585         # If url string starts with http, consider as external URL, else
1586         # internal
1587         /*static*/ function makeInternalOrExternalUrl( $name ) {
1588                 if ( strncmp( $name, 'http', 4 ) == 0 ) {
1589                         return $name;
1590                 } else {
1591                         return $this->makeUrl( $name );
1592                 }
1593         }
1594
1595         # this can be passed the NS number as defined in Language.php
1596         /*static*/ function makeNSUrl( $name, $urlaction='', $namespace=0 ) {
1597                 $title = Title::makeTitleSafe( $namespace, $name );
1598                 $this->checkTitle($title, $name);
1599                 return $title->getLocalURL( $urlaction );
1600         }
1601
1602         /* these return an array with the 'href' and boolean 'exists' */
1603         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1604                 $title = Title::newFromText( $name );
1605                 $this->checkTitle($title, $name);
1606                 return array(
1607                         'href' => $title->getLocalURL( $urlaction ),
1608                         'exists' => $title->getArticleID() != 0?true:false
1609                 );
1610         }
1611         /*static*/ function makeTalkUrlDetails ( $name, $urlaction='' ) {
1612                 $title = Title::newFromText( $name );
1613                 $title = $title->getTalkPage();
1614                 $this->checkTitle($title, $name);
1615                 return array(
1616                         'href' => $title->getLocalURL( $urlaction ),
1617                         'exists' => $title->getArticleID() != 0?true:false
1618                 );
1619         }
1620         /*static*/ function makeArticleUrlDetails ( $name, $urlaction='' ) {
1621                 $title = Title::newFromText( $name );
1622                 $title= $title->getSubjectPage();
1623                 $this->checkTitle($title, $name);
1624                 return array(
1625                         'href' => $title->getLocalURL( $urlaction ),
1626                         'exists' => $title->getArticleID() != 0?true:false
1627                 );
1628         }
1629         /*static*/ function makeI18nUrlDetails ( $name, $urlaction='' ) {
1630                 $title = Title::newFromText( wfMsgForContent($name) );
1631                 $this->checkTitle($title, $name);
1632                 return array(
1633                         'href' => $title->getLocalURL( $urlaction ),
1634                         'exists' => $title->getArticleID() != 0?true:false
1635                 );
1636         }
1637
1638         # make sure we have some title to operate on
1639         /*static*/ function checkTitle ( &$title, &$name ) {
1640                 if(!is_object($title)) {
1641                         $title = Title::newFromText( $name );
1642                         if(!is_object($title)) {
1643                                 $title = Title::newFromText( '--error: link target missing--' );
1644                         }
1645                 }
1646         }
1647
1648         function fnamePart( $url ) {
1649                 $basename = strrchr( $url, '/' );
1650                 if ( false === $basename ) {
1651                         $basename = $url;
1652                 } else {
1653                         $basename = substr( $basename, 1 );
1654                 }
1655                 return htmlspecialchars( $basename );
1656         }
1657
1658         function makeImage( $url, $alt = '' ) {
1659                 global $wgOut;
1660                 if ( '' == $alt ) {
1661                         $alt = $this->fnamePart( $url );
1662                 }
1663                 $s = '<img src="'.$url.'" alt="'.$alt.'" />';
1664                 return $s;
1665         }
1666
1667         function makeImageLink( $name, $url, $alt = '' ) {
1668                 $nt = Title::makeTitleSafe( NS_IMAGE, $name );
1669                 return $this->makeImageLinkObj( $nt, $alt );
1670         }
1671
1672         function makeImageLinkObj( $nt, $alt = '' ) {
1673                 global $wgContLang, $wgUseImageResize;
1674                 $img   = Image::newFromTitle( $nt );
1675                 $url   = $img->getViewURL();
1676
1677                 $align = '';
1678                 $prefix = $postfix = '';
1679
1680                 # Check if the alt text is of the form "options|alt text"
1681                 # Options are:
1682                 #  * thumbnail          make a thumbnail with enlarge-icon and caption, alignment depends on lang
1683                 #  * left               no resizing, just left align. label is used for alt= only
1684                 #  * right              same, but right aligned
1685                 #  * none               same, but not aligned
1686                 #  * ___px              scale to ___ pixels width, no aligning. e.g. use in taxobox
1687                 #  * center             center the image
1688                 #  * framed             Keep original image size, no magnify-button.
1689
1690                 $part = explode( '|', $alt);
1691
1692                 $mwThumb  =& MagicWord::get( MAG_IMG_THUMBNAIL );
1693                 $mwLeft   =& MagicWord::get( MAG_IMG_LEFT );
1694                 $mwRight  =& MagicWord::get( MAG_IMG_RIGHT );
1695                 $mwNone   =& MagicWord::get( MAG_IMG_NONE );
1696                 $mwWidth  =& MagicWord::get( MAG_IMG_WIDTH );
1697                 $mwCenter =& MagicWord::get( MAG_IMG_CENTER );
1698                 $mwFramed =& MagicWord::get( MAG_IMG_FRAMED );
1699                 $alt = '';
1700
1701                 $height = $framed = $thumb = false;
1702                 $manual_thumb = "" ;
1703
1704                 foreach( $part as $key => $val ) {
1705                         $val_parts = explode ( "=" , $val , 2 ) ;
1706                         $left_part = array_shift ( $val_parts ) ;
1707                         if ( $wgUseImageResize && ! is_null( $mwThumb->matchVariableStartToEnd($val) ) ) {
1708                                 $thumb=true;
1709                         } elseif ( $wgUseImageResize && count ( $val_parts ) == 1 && ! is_null( $mwThumb->matchVariableStartToEnd($left_part) ) ) {
1710                                 # use manually specified thumbnail
1711                                 $thumb=true;
1712                                 $manual_thumb = array_shift ( $val_parts ) ;
1713                         } elseif ( ! is_null( $mwRight->matchVariableStartToEnd($val) ) ) {
1714                                 # remember to set an alignment, don't render immediately
1715                                 $align = 'right';
1716                         } elseif ( ! is_null( $mwLeft->matchVariableStartToEnd($val) ) ) {
1717                                 # remember to set an alignment, don't render immediately
1718                                 $align = 'left';
1719                         } elseif ( ! is_null( $mwCenter->matchVariableStartToEnd($val) ) ) {
1720                                 # remember to set an alignment, don't render immediately
1721                                 $align = 'center';
1722                         } elseif ( ! is_null( $mwNone->matchVariableStartToEnd($val) ) ) {
1723                                 # remember to set an alignment, don't render immediately
1724                                 $align = 'none';
1725                         } elseif ( $wgUseImageResize && ! is_null( $match = $mwWidth->matchVariableStartToEnd($val) ) ) {
1726                                 # $match is the image width in pixels
1727                                 if ( preg_match( '/^([0-9]*)x([0-9]*)$/', $match, $m ) ) {
1728                                         $width = intval( $m[1] );
1729                                         $height = intval( $m[2] );
1730                                 } else {
1731                                         $width = intval($match);
1732                                 }
1733                         } elseif ( ! is_null( $mwFramed->matchVariableStartToEnd($val) ) ) {
1734                                 $framed=true;
1735                         } else {
1736                                 $alt = $val;
1737                         }
1738                 }
1739                 if ( 'center' == $align )
1740                 {
1741                         $prefix  = '<div class="center">';
1742                         $postfix = '</div>';
1743                         $align   = 'none';
1744                 }
1745
1746                 if ( $thumb || $framed ) {
1747
1748                         # Create a thumbnail. Alignment depends on language
1749                         # writing direction, # right aligned for left-to-right-
1750                         # languages ("Western languages"), left-aligned
1751                         # for right-to-left-languages ("Semitic languages")
1752                         #
1753                         # If  thumbnail width has not been provided, it is set
1754                         # here to 180 pixels
1755                         if ( $align == '' ) {
1756                                 $align = $wgContLang->isRTL() ? 'left' : 'right';
1757                         }
1758                         if ( ! isset($width) ) {
1759                                 $width = 180;
1760                         }
1761                         return $prefix.$this->makeThumbLinkObj( $img, $alt, $align, $width, $height, $framed, $manual_thumb ).$postfix;
1762
1763                 } elseif ( isset($width) ) {
1764
1765                         # Create a resized image, without the additional thumbnail
1766                         # features
1767
1768                         if (    ( ! $height === false )
1769                              && ( $img->getHeight() * $width / $img->getWidth() > $height ) ) {
1770                                 $width = $img->getWidth() * $height / $img->getHeight();
1771                         }
1772                         if ( '' == $manual_thumb ) $url = $img->createThumb( $width );
1773                 }
1774
1775                 $alt = preg_replace( '/<[^>]*>/', '', $alt );
1776                 $alt = preg_replace('/&(?!:amp;|#[Xx][0-9A-fa-f]+;|#[0-9]+;|[a-zA-Z0-9]+;)/', '&amp;', $alt);
1777                 $alt = str_replace( array('<', '>', '"'), array('&lt;', '&gt;', '&quot;'), $alt );
1778
1779                 $u = $nt->escapeLocalURL();
1780                 if ( $url == '' ) {
1781                         $s = wfMsg( 'missingimage', $img->getName() );
1782                         $s .= "<br>{$alt}<br>{$url}<br>\n";
1783                 } else {
1784                         $s = '<a href="'.$u.'" class="image" title="'.$alt.'">' .
1785                                  '<img src="'.$url.'" alt="'.$alt.'" longdesc="'.$u.'" /></a>';
1786                 }
1787                 if ( '' != $align ) {
1788                         $s = "<div class=\"float{$align}\"><span>{$s}</span></div>";
1789                 }
1790                 return str_replace("\n", ' ',$prefix.$s.$postfix);
1791         }
1792
1793         /**
1794          * Make HTML for a thumbnail including image, border and caption
1795          * $img is an Image object
1796          */
1797         function makeThumbLinkObj( $img, $label = '', $align = 'right', $boxwidth = 180, $boxheight=false, $framed=false , $manual_thumb = "" ) {
1798                 global $wgStylePath, $wgContLang;
1799                 # $image = Title::makeTitleSafe( NS_IMAGE, $name );
1800                 $url  = $img->getViewURL();
1801
1802                 #$label = htmlspecialchars( $label );
1803                 $alt = preg_replace( '/<[^>]*>/', '', $label);
1804                 $alt = preg_replace('/&(?!:amp;|#[Xx][0-9A-fa-f]+;|#[0-9]+;|[a-zA-Z0-9]+;)/', '&amp;', $alt);
1805                 $alt = str_replace( array('<', '>', '"'), array('&lt;', '&gt;', '&quot;'), $alt );
1806
1807                 $width = $height = 0;
1808                 if ( $img->exists() )
1809                 {
1810                         $width  = $img->getWidth();
1811                         $height = $img->getHeight();
1812                 }
1813                 if ( 0 == $width || 0 == $height )
1814                 {
1815                         $width = $height = 200;
1816                 }
1817                 if ( $boxwidth == 0 )
1818                 {
1819                         $boxwidth = 200;
1820                 }
1821                 if ( $framed )
1822                 {
1823                         // Use image dimensions, don't scale
1824                         $boxwidth  = $width;
1825                         $oboxwidth = $boxwidth + 2;
1826                         $boxheight = $height;
1827                         $thumbUrl  = $url;
1828                 } else {
1829                         $h  = intval( $height/($width/$boxwidth) );
1830                         $oboxwidth = $boxwidth + 2;
1831                         if ( ( ! $boxheight === false ) &&  ( $h > $boxheight ) )
1832                         {
1833                                 $boxwidth *= $boxheight/$h;
1834                         } else {
1835                                 $boxheight = $h;
1836                         }
1837                         if ( '' == $manual_thumb ) $thumbUrl = $img->createThumb( $boxwidth );
1838                 }
1839
1840                 if ( $manual_thumb != '' ) # Use manually specified thumbnail
1841                 {
1842                         $manual_title = Title::makeTitleSafe( NS_IMAGE, $manual_thumb ); #new Title ( $manual_thumb ) ;
1843                         $manual_img = Image::newFromTitle( $manual_title );
1844                         $thumbUrl = $manual_img->getViewURL();
1845                         if ( $manual_img->exists() )
1846                         {
1847                                 $width  = $manual_img->getWidth();
1848                                 $height = $manual_img->getHeight();
1849                                 $boxwidth = $width ;
1850                                 $boxheight = $height ;
1851                                 $oboxwidth = $boxwidth + 2 ;
1852                         }
1853                 }
1854
1855                 $u = $img->getEscapeLocalURL();
1856
1857                 $more = htmlspecialchars( wfMsg( 'thumbnail-more' ) );
1858                 $magnifyalign = $wgContLang->isRTL() ? 'left' : 'right';
1859                 $textalign = $wgContLang->isRTL() ? ' style="text-align:right"' : '';
1860
1861                 $s = "<div class=\"thumb t{$align}\"><div style=\"width:{$oboxwidth}px;\">";
1862                 if ( $thumbUrl == '' ) {
1863                         $s .= wfMsg( 'missingimage', $img->getName() );
1864                         $zoomicon = '';
1865                 } else {
1866                         $s .= '<a href="'.$u.'" class="internal" title="'.$alt.'">'.
1867                                 '<img src="'.$thumbUrl.'" alt="'.$alt.'" ' .
1868                                 'width="'.$boxwidth.'" height="'.$boxheight.'" ' .
1869                                 'longdesc="'.$u.'" /></a>';
1870                         if ( $framed ) {
1871                                 $zoomicon="";
1872                         } else {
1873                                 $zoomicon =  '<div class="magnify" style="float:'.$magnifyalign.'">'.
1874                                         '<a href="'.$u.'" class="internal" title="'.$more.'">'.
1875                                         '<img src="'.$wgStylePath.'/common/images/magnify-clip.png" ' .
1876                                         'width="15" height="11" alt="'.$more.'" /></a></div>';
1877                         }
1878                 }
1879                 $s .= '  <div class="thumbcaption" '.$textalign.'>'.$zoomicon.$label."</div></div></div>";
1880                 return str_replace("\n", ' ', $s);
1881         }
1882
1883         function makeMediaLink( $name, $url, $alt = '' ) {
1884                 $nt = Title::makeTitleSafe( NS_IMAGE, $name );
1885                 return $this->makeMediaLinkObj( $nt, $alt );
1886         }
1887
1888         function makeMediaLinkObj( $nt, $alt = '', $nourl=false ) {
1889                 if ( ! isset( $nt ) )
1890                 {
1891                         ### HOTFIX. Instead of breaking, return empty string.
1892                         $s = $alt;
1893                 } else {
1894                         $name = $nt->getDBKey();
1895                         $img   = Image::newFromTitle( $nt );
1896                         $url = $img->getURL();
1897                         # $nourl can be set by the parser
1898                         # this is a hack to mask absolute URLs, so the parser doesn't
1899                         # linkify them (it is currently not context-aware)
1900                         # 2004-10-25
1901                         if ($nourl) { $url=str_replace("http://","http-noparse://",$url) ; }
1902                         if ( empty( $alt ) ) {
1903                                 $alt = preg_replace( '/\.(.+?)^/', '', $name );
1904                         }
1905                         $u = htmlspecialchars( $url );
1906                         $s = "<a href=\"{$u}\" class='internal' title=\"{$alt}\">{$alt}</a>";
1907                 }
1908                 return $s;
1909         }
1910
1911         function specialLink( $name, $key = '' ) {
1912                 global $wgContLang;
1913
1914                 if ( '' == $key ) { $key = strtolower( $name ); }
1915                 $pn = $wgContLang->ucfirst( $name );
1916                 return $this->makeKnownLink( $wgContLang->specialPage( $pn ),
1917                   wfMsg( $key ) );
1918         }
1919
1920         function makeExternalLink( $url, $text, $escape = true ) {
1921                 $style = $this->getExternalLinkAttributes( $url, $text );
1922                 $url = htmlspecialchars( $url );
1923                 if( $escape ) {
1924                         $text = htmlspecialchars( $text );
1925                 }
1926                 return '<a href="'.$url.'"'.$style.'>'.$text.'</a>';
1927         }
1928
1929
1930         /**
1931          * This function is called by all recent changes variants, by the page history,
1932          * and by the user contributions list. It is responsible for formatting edit
1933          * comments. It escapes any HTML in the comment, but adds some CSS to format
1934          * auto-generated comments (from section editing) and formats [[wikilinks]].
1935          *
1936          * The &$title parameter must be a title OBJECT. It is used to generate a
1937          * direct link to the section in the autocomment.
1938          * @author Erik Moeller <moeller@scireview.de>
1939          *
1940          * Note: there's not always a title to pass to this function.
1941          * Since you can't set a default parameter for a reference, I've turned it
1942          * temporarily to a value pass. Should be adjusted further. --brion
1943          */
1944         function formatComment($comment, $title = NULL) {
1945                 $fname = 'Skin::formatComment';
1946                 wfProfileIn( $fname );
1947
1948                 global $wgContLang;
1949                 $comment = htmlspecialchars( $comment );
1950
1951                 # The pattern for autogen comments is / * foo * /, which makes for
1952                 # some nasty regex.
1953                 # We look for all comments, match any text before and after the comment,
1954                 # add a separator where needed and format the comment itself with CSS
1955                 while (preg_match('/(.*)\/\*\s*(.*?)\s*\*\/(.*)/', $comment,$match)) {
1956                         $pre=$match[1];
1957                         $auto=$match[2];
1958                         $post=$match[3];
1959                         $link='';
1960                         if($title) {
1961                                 $section=$auto;
1962
1963                                 # This is hackish but should work in most cases.
1964                                 $section=str_replace('[[','',$section);
1965                                 $section=str_replace(']]','',$section);
1966                                 $title->mFragment=$section;
1967                                 $link=$this->makeKnownLinkObj($title,wfMsg('sectionlink'));
1968                         }
1969                         $sep='-';
1970                         $auto=$link.$auto;
1971                         if($pre) { $auto = $sep.' '.$auto; }
1972                         if($post) { $auto .= ' '.$sep; }
1973                         $auto='<span class="autocomment">'.$auto.'</span>';
1974                         $comment=$pre.$auto.$post;
1975                 }
1976
1977                 # format regular and media links - all other wiki formatting
1978                 # is ignored
1979                 $medians = $wgContLang->getNsText(Namespace::getMedia()).':';
1980                 while(preg_match('/\[\[(.*?)(\|(.*?))*\]\](.*)$/',$comment,$match)) {
1981                         # Handle link renaming [[foo|text]] will show link as "text"
1982                         if( "" != $match[3] ) {
1983                                 $text = $match[3];
1984                         } else {
1985                                 $text = $match[1];
1986                         }
1987                         if( preg_match( '/^' . $medians . '(.*)$/i', $match[1], $submatch ) ) {
1988                                 # Media link; trail not supported.
1989                                 $linkRegexp = '/\[\[(.*?)\]\]/';
1990                                 $thelink = $this->makeMediaLink( $submatch[1], "", $text );
1991                         } else {
1992                                 # Other kind of link
1993                                 if( preg_match( wfMsgForContent( "linktrail" ), $match[4], $submatch ) ) {
1994                                         $trail = $submatch[1];
1995                                 } else {
1996                                         $trail = "";
1997                                 }
1998                                 $linkRegexp = '/\[\[(.*?)\]\]' . preg_quote( $trail, '/' ) . '/';
1999                                 if ($match[1][0] == ':')
2000                                         $match[1] = substr($match[1], 1);
2001                                 $thelink = $this->makeLink( $match[1], $text, "", $trail );
2002                         }
2003                         $comment = preg_replace( $linkRegexp, $thelink, $comment, 1 );
2004                 }
2005                 wfProfileOut( $fname );
2006                 return $comment;
2007         }
2008
2009         function tocIndent($level) {
2010                 return str_repeat( '<div class="tocindent">'."\n", $level>0 ? $level : 0 );
2011         }
2012
2013         function tocUnindent($level) {
2014                 return str_repeat( "</div>\n", $level>0 ? $level : 0 );
2015         }
2016
2017         /**
2018          * parameter level defines if we are on an indentation level
2019          */
2020         function tocLine( $anchor, $tocline, $level ) {
2021                 $link = '<a href="#'.$anchor.'">'.$tocline.'</a><br />';
2022                 if($level) {
2023                         return $link."\n";
2024                 } else {
2025                         return '<div class="tocline">'.$link."</div>\n";
2026                 }
2027
2028         }
2029
2030         function tocTable($toc) {
2031                 # note to CSS fanatics: putting this in a div does not work -- div won't auto-expand
2032                 # try min-width & co when somebody gets a chance
2033                 $hideline = ' <script type="text/javascript">showTocToggle("' . addslashes( wfMsg('showtoc') ) . '","' . addslashes( wfMsg('hidetoc') ) . '")</script>';
2034                 return
2035                 '<table border="0" id="toc"><tr id="toctitle"><td align="center">'."\n".
2036                 '<b>'.wfMsgForContent('toc').'</b>' .
2037                 $hideline .
2038                 '</td></tr><tr id="tocinside"><td>'."\n".
2039                 $toc."</td></tr></table>\n";
2040         }
2041
2042         /**
2043          * These two do not check for permissions: check $wgTitle->userCanEdit
2044          * before calling them
2045          */
2046         function editSectionScriptForOther( $title, $section, $head ) {
2047                 $ttl = Title::newFromText( $title );
2048                 $url = $ttl->escapeLocalURL( 'action=edit&section='.$section );
2049                 return '<span oncontextmenu=\'document.location="'.$url.'";return false;\'>'.$head.'</span>';
2050         }
2051
2052         function editSectionScript( $nt, $section, $head ) {
2053                 global $wgRequest;
2054                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2055                         return $head;
2056                 }
2057                 $url = $nt->escapeLocalURL( 'action=edit&section='.$section );
2058                 return '<span oncontextmenu=\'document.location="'.$url.'";return false;\'>'.$head.'</span>';
2059         }
2060
2061         function editSectionLinkForOther( $title, $section ) {
2062                 global $wgRequest;
2063                 global $wgContLang;
2064
2065                 $title = Title::newFromText($title);
2066                 $editurl = '&section='.$section;
2067                 $url = $this->makeKnownLink($title->getPrefixedText(),wfMsg('editsection'),'action=edit'.$editurl);
2068
2069                 if( $wgContLang->isRTL() ) {
2070                         $farside = 'left';
2071                         $nearside = 'right';
2072                 } else {
2073                         $farside = 'right';
2074                         $nearside = 'left';
2075                 }
2076                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2077
2078         }
2079
2080         function editSectionLink( $nt, $section ) {
2081                 global $wgRequest;
2082                 global $wgContLang;
2083
2084                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2085                         # Section edit links would be out of sync on an old page.
2086                         # But, if we're diffing to the current page, they'll be
2087                         # correct.
2088                         return '';
2089                 }
2090
2091                 $editurl = '&section='.$section;
2092                 $url = $this->makeKnownLink($nt->getPrefixedText(),wfMsg('editsection'),'action=edit'.$editurl);
2093
2094                 if( $wgContLang->isRTL() ) {
2095                         $farside = 'left';
2096                         $nearside = 'right';
2097                 } else {
2098                         $farside = 'right';
2099                         $nearside = 'left';
2100                 }
2101                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2102
2103         }
2104
2105         /**
2106          * @access public
2107          */
2108         function suppressUrlExpansion() {
2109                 return false;
2110         }
2111 }
2112
2113 }
2114 ?>