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 = wfMsg('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 = $wgTitle->getCategorieBrowser();
 455
 456                         # Render the array as a serie of links
 457                         function walkThrough ($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 .= $sk->makeKnownLink($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 ( 0 != $wgUser->getID() ) { # show only to signed in users
 778                                         if($id) {       # can only email non-anons
 779                                                 $s .= $sep . $this->emailUserLink();
 780                                         }
 781                                 }
 782                         }
 783                         if ( $wgTitle->getArticleId() ) {
 784                                 $s .= "\n<br />";
 785                                 if($wgUser->isAllowed('delete')) { $s .= $this->deleteThisPage(); }
 786                                 if($wgUser->isAllowed('protect')) { $s .= $sep . $this->protectThisPage(); }
 787                                 if($wgUser->isAllowed('move')) { $s .= $sep . $this->moveThisPage(); }
 788                         }
 789                         $s .= "<br />\n" . $this->otherLanguages();
 790                 }
 791                 return $s;
 792         }
 793
 794         function pageStats() {
 795                 global $wgOut, $wgLang, $wgArticle, $wgRequest;
 796                 global $wgDisableCounters, $wgMaxCredits, $wgShowCreditsIfMax;
 797
 798                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 799                 if ( ! $wgOut->isArticle() ) { return ''; }
 800                 if ( isset( $oldid ) || isset( $diff ) ) { return ''; }
 801                 if ( 0 == $wgArticle->getID() ) { return ''; }
 802
 803                 $s = '';
 804                 if ( !$wgDisableCounters ) {
 805                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 806                         if ( $count ) {
 807                                 $s = wfMsg( 'viewcount', $count );
 808                         }
 809                 }
 810
 811                 if (isset($wgMaxCredits) && $wgMaxCredits != 0) {
 812                     require_once("Credits.php");
 813                     $s .= ' ' . getCredits($wgArticle, $wgMaxCredits, $wgShowCreditsIfMax);
 814                 } else {
 815                     $s .= $this->lastModified();
 816                 }
 817
 818                 return $s . ' ' .  $this->getCopyright();
 819         }
 820
 821         function getCopyright() {
 822                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRequest;
 823
 824
 825                 $oldid = $wgRequest->getVal( 'oldid' );
 826                 $diff = $wgRequest->getVal( 'diff' );
 827
 828                 if ( !is_null( $oldid ) && is_null( $diff ) && wfMsgForContent( 'history_copyright' ) !== '-' ) {
 829                         $msg = 'history_copyright';
 830                 } else {
 831                         $msg = 'copyright';
 832                 }
 833
 834                 $out = '';
 835                 if( $wgRightsPage ) {
 836                         $link = $this->makeKnownLink( $wgRightsPage, $wgRightsText );
 837                 } elseif( $wgRightsUrl ) {
 838                         $link = $this->makeExternalLink( $wgRightsUrl, $wgRightsText );
 839                 } else {
 840                         # Give up now
 841                         return $out;
 842                 }
 843                 $out .= wfMsgForContent( $msg, $link );
 844                 return $out;
 845         }
 846
 847         function getCopyrightIcon() {
 848                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRightsIcon;
 849                 $out = '';
 850                 if( $wgRightsIcon ) {
 851                         $icon = htmlspecialchars( $wgRightsIcon );
 852                         if( $wgRightsUrl ) {
 853                                 $url = htmlspecialchars( $wgRightsUrl );
 854                                 $out .= '<a href="'.$url.'">';
 855                         }
 856                         $text = htmlspecialchars( $wgRightsText );
 857                         $out .= "<img src=\"$icon\" alt='$text' />";
 858                         if( $wgRightsUrl ) {
 859                                 $out .= '</a>';
 860                         }
 861                 }
 862                 return $out;
 863         }
 864
 865         function getPoweredBy() {
 866                 global $wgStylePath;
 867                 $url = htmlspecialchars( "$wgStylePath/common/images/poweredby_mediawiki_88x31.png" );
 868                 $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" alt="MediaWiki" /></a>';
 869                 return $img;
 870         }
 871
 872         function lastModified() {
 873                 global $wgLang, $wgArticle;
 874
 875                 $timestamp = $wgArticle->getTimestamp();
 876                 if ( $timestamp ) {
 877                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 878                         $s = ' ' . wfMsg( 'lastmodified', $d );
 879                 } else {
 880                         $s = '';
 881                 }
 882                 return $s;
 883         }
 884
 885         function logoText( $align = '' ) {
 886                 if ( '' != $align ) { $a = " align='{$align}'"; }
 887                 else { $a = ''; }
 888
 889                 $mp = wfMsg( 'mainpage' );
 890                 $titleObj = Title::newFromText( $mp );
 891                 if ( is_object( $titleObj ) ) {
 892                         $url = $titleObj->escapeLocalURL();
 893                 } else {
 894                         $url = '';
 895                 }
 896
 897                 $logourl = $this->getLogo();
 898                 $s = "<a href='{$url}'><img{$a} src='{$logourl}' alt='[{$mp}]' /></a>";
 899                 return $s;
 900         }
 901
 902         function specialPagesList() {
 903                 global $wgUser, $wgOut, $wgContLang, $wgServer, $wgRedirectScript;
 904                 require_once('SpecialPage.php');
 905                 $a = array();
 906                 $pages = SpecialPage::getPages();
 907
 908                 foreach ( $pages[''] as $name => $page ) {
 909                         $a[$name] = $page->getDescription();
 910                 }
 911                 if ( $wgUser->isSysop() )
 912                 {
 913                         foreach ( $pages['sysop'] as $name => $page ) {
 914                                 $a[$name] = $page->getDescription();
 915                         }
 916                 }
 917                 if ( $wgUser->isDeveloper() )
 918                 {
 919                         foreach ( $pages['developer'] as $name => $page ) {
 920                                 $a[$name] = $page->getDescription() ;
 921                         }
 922                 }
 923                 $go = wfMsg( 'go' );
 924                 $sp = wfMsg( 'specialpages' );
 925                 $spp = $wgContLang->specialPage( 'Specialpages' );
 926
 927                 $s = '<form id="specialpages" method="get" class="inline" ' .
 928                   'action="' . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
 929                 $s .= "<select name=\"wpDropdown\">\n";
 930                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
 931
 932                 foreach ( $a as $name => $desc ) {
 933                         $p = $wgContLang->specialPage( $name );
 934                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
 935                 }
 936                 $s .= "</select>\n";
 937                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
 938                 $s .= "</form>\n";
 939                 return $s;
 940         }
 941
 942         function mainPageLink() {
 943                 $mp = wfMsgForContent( 'mainpage' );
 944                 $mptxt = wfMsg( 'mainpage');
 945                 $s = $this->makeKnownLink( $mp, $mptxt );
 946                 return $s;
 947         }
 948
 949         function copyrightLink() {
 950                 $s = $this->makeKnownLink( wfMsgForContent( 'copyrightpage' ),
 951                   wfMsg( 'copyrightpagename' ) );
 952                 return $s;
 953         }
 954
 955         function aboutLink() {
 956                 $s = $this->makeKnownLink( wfMsgForContent( 'aboutpage' ),
 957                   wfMsg( 'aboutsite' ) );
 958                 return $s;
 959         }
 960
 961
 962         function disclaimerLink() {
 963                 $disclaimers = wfMsg( 'disclaimers' );
 964                 if ($disclaimers == '-') {
 965                         return "";
 966                 } else {
 967                         return $this->makeKnownLink( wfMsgForContent( 'disclaimerpage' ),
 968                                                      $disclaimers );
 969                 }
 970         }
 971
 972         function editThisPage() {
 973                 global $wgOut, $wgTitle, $wgRequest;
 974
 975                 $oldid = $wgRequest->getVal( 'oldid' );
 976                 $diff = $wgRequest->getVal( 'diff' );
 977                 $redirect = $wgRequest->getVal( 'redirect' );
 978
 979                 if ( ! $wgOut->isArticleRelated() ) {
 980                         $s = wfMsg( 'protectedpage' );
 981                 } else {
 982                         $n = $wgTitle->getPrefixedText();
 983                         if ( $wgTitle->userCanEdit() ) {
 984                                 $t = wfMsg( 'editthispage' );
 985                         } else {
 986                                 #$t = wfMsg( "protectedpage" );
 987                                 $t = wfMsg( 'viewsource' );
 988                         }
 989                         $oid = $red = '';
 990
 991                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
 992                         if ( $oldid && ! isset( $diff ) ) {
 993                                 $oid = '&oldid='.$oldid;
 994                         }
 995                         $s = $this->makeKnownLink( $n, $t, "action=edit{$oid}{$red}" );
 996                 }
 997                 return $s;
 998         }
 999
1000         function deleteThisPage() {
1001                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1002
1003                 $diff = $wgRequest->getVal( 'diff' );
1004                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isAllowed('delete') ) {
1005                         $n = $wgTitle->getPrefixedText();
1006                         $t = wfMsg( 'deletethispage' );
1007
1008                         $s = $this->makeKnownLink( $n, $t, 'action=delete' );
1009                 } else {
1010                         $s = '';
1011                 }
1012                 return $s;
1013         }
1014
1015         function protectThisPage() {
1016                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1017
1018                 $diff = $wgRequest->getVal( 'diff' );
1019                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isAllowed('protect') ) {
1020                         $n = $wgTitle->getPrefixedText();
1021
1022                         if ( $wgTitle->isProtected() ) {
1023                                 $t = wfMsg( 'unprotectthispage' );
1024                                 $q = 'action=unprotect';
1025                         } else {
1026                                 $t = wfMsg( 'protectthispage' );
1027                                 $q = 'action=protect';
1028                         }
1029                         $s = $this->makeKnownLink( $n, $t, $q );
1030                 } else {
1031                         $s = '';
1032                 }
1033                 return $s;
1034         }
1035
1036         function watchThisPage() {
1037                 global $wgUser, $wgOut, $wgTitle;
1038
1039                 if ( $wgOut->isArticleRelated() ) {
1040                         $n = $wgTitle->getPrefixedText();
1041
1042                         if ( $wgTitle->userIsWatching() ) {
1043                                 $t = wfMsg( 'unwatchthispage' );
1044                                 $q = 'action=unwatch';
1045                         } else {
1046                                 $t = wfMsg( 'watchthispage' );
1047                                 $q = 'action=watch';
1048                         }
1049                         $s = $this->makeKnownLink( $n, $t, $q );
1050                 } else {
1051                         $s = wfMsg( 'notanarticle' );
1052                 }
1053                 return $s;
1054         }
1055
1056         function moveThisPage() {
1057                 global $wgTitle, $wgContLang;
1058
1059                 if ( $wgTitle->userCanEdit() ) {
1060                         $s = $this->makeKnownLink( $wgContLang->specialPage( 'Movepage' ),
1061                           wfMsg( 'movethispage' ), 'target=' . $wgTitle->getPrefixedURL() );
1062                 } // no message if page is protected - would be redundant
1063                 return $s;
1064         }
1065
1066         function historyLink() {
1067                 global $wgTitle;
1068
1069                 $s = $this->makeKnownLink( $wgTitle->getPrefixedText(),
1070                   wfMsg( 'history' ), 'action=history' );
1071                 return $s;
1072         }
1073
1074         function whatLinksHere() {
1075                 global $wgTitle, $wgContLang;
1076
1077                 $s = $this->makeKnownLink( $wgContLang->specialPage( 'Whatlinkshere' ),
1078                   wfMsg( 'whatlinkshere' ), 'target=' . $wgTitle->getPrefixedURL() );
1079                 return $s;
1080         }
1081
1082         function userContribsLink() {
1083                 global $wgTitle, $wgContLang;
1084
1085                 $s = $this->makeKnownLink( $wgContLang->specialPage( 'Contributions' ),
1086                   wfMsg( 'contributions' ), 'target=' . $wgTitle->getPartialURL() );
1087                 return $s;
1088         }
1089
1090         function emailUserLink() {
1091                 global $wgTitle, $wgContLang;
1092
1093                 $s = $this->makeKnownLink( $wgContLang->specialPage( 'Emailuser' ),
1094                   wfMsg( 'emailuser' ), 'target=' . $wgTitle->getPartialURL() );
1095                 return $s;
1096         }
1097
1098         function watchPageLinksLink() {
1099                 global $wgOut, $wgTitle, $wgContLang;
1100
1101                 if ( ! $wgOut->isArticleRelated() ) {
1102                         $s = '(' . wfMsg( 'notanarticle' ) . ')';
1103                 } else {
1104                         $s = $this->makeKnownLink( $wgContLang->specialPage(
1105                           'Recentchangeslinked' ), wfMsg( 'recentchangeslinked' ),
1106                           'target=' . $wgTitle->getPrefixedURL() );
1107                 }
1108                 return $s;
1109         }
1110
1111         function otherLanguages() {
1112                 global $wgOut, $wgContLang, $wgTitle, $wgUseNewInterlanguage;
1113
1114                 $a = $wgOut->getLanguageLinks();
1115                 if ( 0 == count( $a ) ) {
1116                         if ( !$wgUseNewInterlanguage ) return '';
1117                         $ns = $wgContLang->getNsIndex ( $wgTitle->getNamespace () ) ;
1118                         if ( $ns != 0 AND $ns != 1 ) return '' ;
1119                         $pn = 'Intl' ;
1120                         $x = 'mode=addlink&xt='.$wgTitle->getDBkey() ;
1121                         return $this->makeKnownLink( $wgContLang->specialPage( $pn ),
1122                                   wfMsg( 'intl' ) , $x );
1123                         }
1124
1125                 if ( !$wgUseNewInterlanguage ) {
1126                         $s = wfMsg( 'otherlanguages' ) . ': ';
1127                 } else {
1128                         global $wgContLanguageCode ;
1129                         $x = 'mode=zoom&xt='.$wgTitle->getDBkey() ;
1130                         $x .= '&xl='.$wgContLanguageCode ;
1131                         $s =  $this->makeKnownLink( $wgContLang->specialPage( 'Intl' ),
1132                                   wfMsg( 'otherlanguages' ) , $x ) . ': ' ;
1133                         }
1134
1135                 $s = wfMsg( 'otherlanguages' ) . ': ';
1136                 $first = true;
1137                 if($wgContLang->isRTL()) $s .= '<span dir="LTR">';
1138                 foreach( $a as $l ) {
1139                         if ( ! $first ) { $s .= ' | '; }
1140                         $first = false;
1141
1142                         $nt = Title::newFromText( $l );
1143                         $url = $nt->getFullURL();
1144                         $text = $wgContLang->getLanguageName( $nt->getInterwiki() );
1145
1146                         if ( '' == $text ) { $text = $l; }
1147                         $style = $this->getExternalLinkAttributes( $l, $text );
1148                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1149                 }
1150                 if($wgContLang->isRTL()) $s .= '</span>';
1151                 return $s;
1152         }
1153
1154         function bugReportsLink() {
1155                 $s = $this->makeKnownLink( wfMsgForContent( 'bugreportspage' ),
1156                   wfMsg( 'bugreports' ) );
1157                 return $s;
1158         }
1159
1160         function dateLink() {
1161                 global $wgLinkCache;
1162                 $t1 = Title::newFromText( gmdate( 'F j' ) );
1163                 $t2 = Title::newFromText( gmdate( 'Y' ) );
1164
1165                 $wgLinkCache->suspend();
1166                 $id = $t1->getArticleID();
1167                 $wgLinkCache->resume();
1168
1169                 if ( 0 == $id ) {
1170                         $s = $this->makeBrokenLink( $t1->getText() );
1171                 } else {
1172                         $s = $this->makeKnownLink( $t1->getText() );
1173                 }
1174                 $s .= ', ';
1175
1176                 $wgLinkCache->suspend();
1177                 $id = $t2->getArticleID();
1178                 $wgLinkCache->resume();
1179
1180                 if ( 0 == $id ) {
1181                         $s .= $this->makeBrokenLink( $t2->getText() );
1182                 } else {
1183                         $s .= $this->makeKnownLink( $t2->getText() );
1184                 }
1185                 return $s;
1186         }
1187
1188         function talkLink() {
1189                 global $wgContLang, $wgTitle, $wgLinkCache;
1190
1191                 $tns = $wgTitle->getNamespace();
1192                 if ( -1 == $tns ) { return ''; }
1193
1194                 $pn = $wgTitle->getText();
1195                 $tp = wfMsg( 'talkpage' );
1196                 if ( Namespace::isTalk( $tns ) ) {
1197                         $lns = Namespace::getSubject( $tns );
1198                         switch($tns) {
1199                                 case 1:
1200                                 $text = wfMsg('articlepage');
1201                                 break;
1202                                 case 3:
1203                                 $text = wfMsg('userpage');
1204                                 break;
1205                                 case 5:
1206                                 $text = wfMsg('wikipediapage');
1207                                 break;
1208                                 case 7:
1209                                 $text = wfMsg('imagepage');
1210                                 break;
1211                                 default:
1212                                 $text= wfMsg('articlepage');
1213                         }
1214                 } else {
1215
1216                         $lns = Namespace::getTalk( $tns );
1217                         $text=$tp;
1218                 }
1219                 $n = $wgContLang->getNsText( $lns );
1220                 if ( '' == $n ) { $link = $pn; }
1221                 else { $link = $n.':'.$pn; }
1222
1223                 $wgLinkCache->suspend();
1224                 $s = $this->makeLink( $link, $text );
1225                 $wgLinkCache->resume();
1226
1227                 return $s;
1228         }
1229
1230         function commentLink() {
1231                 global $wgContLang, $wgTitle, $wgLinkCache;
1232
1233                 $tns = $wgTitle->getNamespace();
1234                 if ( -1 == $tns ) { return ''; }
1235
1236                 $lns = ( Namespace::isTalk( $tns ) ) ? $tns : Namespace::getTalk( $tns );
1237
1238                 # assert Namespace::isTalk( $lns )
1239
1240                 $n = $wgContLang->getNsText( $lns );
1241                 $pn = $wgTitle->getText();
1242
1243                 $link = $n.':'.$pn;
1244
1245                 $wgLinkCache->suspend();
1246                 $s = $this->makeKnownLink($link, wfMsg('postcomment'), 'action=edit&section=new');
1247                 $wgLinkCache->resume();
1248
1249                 return $s;
1250         }
1251
1252         /**
1253          * After all the page content is transformed into HTML, it makes
1254          * a final pass through here for things like table backgrounds.
1255          * @todo probably deprecated [AV]
1256          */
1257         function transformContent( $text ) {
1258                 return $text;
1259         }
1260
1261         /**
1262          * Note: This function MUST call getArticleID() on the link,
1263          * otherwise the cache won't get updated properly.  See LINKCACHE.DOC.
1264          */
1265         function makeLink( $title, $text = '', $query = '', $trail = '' ) {
1266                 wfProfileIn( 'Skin::makeLink' );
1267                 $nt = Title::newFromText( $title );
1268                 if ($nt) {
1269                         $result = $this->makeLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1270                 } else {
1271                         wfDebug( 'Invalid title passed to Skin::makeLink(): "'.$title."\"\n" );
1272                         $result = $text == "" ? $title : $text;
1273                 }
1274
1275                 wfProfileOut( 'Skin::makeLink' );
1276                 return $result;
1277         }
1278
1279         function makeKnownLink( $title, $text = '', $query = '', $trail = '', $prefix = '',$aprops = '') {
1280                 $nt = Title::newFromText( $title );
1281                 if ($nt) {
1282                         return $this->makeKnownLinkObj( Title::newFromText( $title ), $text, $query, $trail, $prefix , $aprops );
1283                 } else {
1284                         wfDebug( 'Invalid title passed to Skin::makeKnownLink(): "'.$title."\"\n" );
1285                         return $text == '' ? $title : $text;
1286                 }
1287         }
1288
1289         function makeBrokenLink( $title, $text = '', $query = '', $trail = '' ) {
1290                 $nt = Title::newFromText( $title );
1291                 if ($nt) {
1292                         return $this->makeBrokenLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1293                 } else {
1294                         wfDebug( 'Invalid title passed to Skin::makeBrokenLink(): "'.$title."\"\n" );
1295                         return $text == '' ? $title : $text;
1296                 }
1297         }
1298
1299         function makeStubLink( $title, $text = '', $query = '', $trail = '' ) {
1300                 $nt = Title::newFromText( $title );
1301                 if ($nt) {
1302                         return $this->makeStubLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1303                 } else {
1304                         wfDebug( 'Invalid title passed to Skin::makeStubLink(): "'.$title."\"\n" );
1305                         return $text == '' ? $title : $text;
1306                 }
1307         }
1308
1309         /**
1310          * Pass a title object, not a title string
1311          */
1312         function makeLinkObj( &$nt, $text= '', $query = '', $trail = '', $prefix = '' ) {
1313                 global $wgOut, $wgUser, $wgLinkHolders;
1314                 $fname = 'Skin::makeLinkObj';
1315
1316                 # Fail gracefully
1317                 if ( ! isset($nt) ) {
1318                         # wfDebugDieBacktrace();
1319                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1320                 }
1321
1322                 if ( $nt->isExternal() ) {
1323                         $u = $nt->getFullURL();
1324                         $link = $nt->getPrefixedURL();
1325                         if ( '' == $text ) { $text = $nt->getPrefixedText(); }
1326                         $style = $this->getExternalLinkAttributes( $link, $text, 'extiw' );
1327
1328                         $inside = '';
1329                         if ( '' != $trail ) {
1330                                 if ( preg_match( '/^([a-z]+)(.*)$$/sD', $trail, $m ) ) {
1331                                         $inside = $m[1];
1332                                         $trail = $m[2];
1333                                 }
1334                         }
1335                         # Assume $this->postParseLinkColour(). This prevents
1336                         # interwiki links from being parsed as external links.
1337                         global $wgInterwikiLinkHolders;
1338                         $t = "<a href=\"{$u}\"{$style}>{$text}{$inside}</a>";
1339                         $nr = array_push($wgInterwikiLinkHolders, $t);
1340                         $retVal = '<!--IWLINK '. ($nr-1) ."-->{$trail}";
1341                 } elseif ( 0 == $nt->getNamespace() && "" == $nt->getText() ) {
1342                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1343                 } elseif ( ( -1 == $nt->getNamespace() ) ||
1344                                 ( NS_IMAGE == $nt->getNamespace() ) ) {
1345                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1346                 } else {
1347                         if ( $this->postParseLinkColour() ) {
1348                                 $inside = '';
1349                                 if ( '' != $trail ) {
1350                                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1351                                                 $inside = $m[1];
1352                                                 $trail = $m[2];
1353                                         }
1354                                 }
1355
1356                                 # Allows wiki to bypass using linkcache, see OutputPage::parseLinkHolders()
1357                                 $nr = array_push( $wgLinkHolders['namespaces'], $nt->getNamespace() );
1358                                 $wgLinkHolders['dbkeys'][] = $nt->getDBkey();
1359                                 $wgLinkHolders['queries'][] = $query;
1360                                 $wgLinkHolders['texts'][] = $prefix.$text.$inside;
1361                                 $wgLinkHolders['titles'][] = $nt;
1362
1363                                 $retVal = '<!--LINK '. ($nr-1) ."-->{$trail}";
1364                         } else {
1365                                 # Work out link colour immediately
1366                                 $aid = $nt->getArticleID() ;
1367                                 if ( 0 == $aid ) {
1368                                         $retVal = $this->makeBrokenLinkObj( $nt, $text, $query, $trail, $prefix );
1369                                 } else {
1370                                         $threshold = $wgUser->getOption('stubthreshold') ;
1371                                         if ( $threshold > 0 ) {
1372                                                 $dbr =& wfGetDB( DB_SLAVE );
1373                                                 $s = $dbr->selectRow( 'cur', array( 'LENGTH(cur_text) AS x', 'cur_namespace',
1374                                                         'cur_is_redirect' ), array( 'cur_id' => $aid ), $fname ) ;
1375                                                 if ( $s !== false ) {
1376                                                         $size = $s->x;
1377                                                         if ( $s->cur_is_redirect OR $s->cur_namespace != 0 ) {
1378                                                                 $size = $threshold*2 ; # Really big
1379                                                         }
1380                                                         $dbr->freeResult( $res );
1381                                                 } else {
1382                                                         $size = $threshold*2 ; # Really big
1383                                                 }
1384                                         } else {
1385                                                 $size = 1 ;
1386                                         }
1387                                         if ( $size < $threshold ) {
1388                                                 $retVal = $this->makeStubLinkObj( $nt, $text, $query, $trail, $prefix );
1389                                         } else {
1390                                                 $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1391                                         }
1392                                 }
1393                         }
1394                 }
1395                 return $retVal;
1396         }
1397
1398         /**
1399          * Pass a title object, not a title string
1400          */
1401         function makeKnownLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' , $aprops = '' ) {
1402                 global $wgOut, $wgTitle, $wgInputEncoding;
1403
1404                 $fname = 'Skin::makeKnownLinkObj';
1405                 wfProfileIn( $fname );
1406
1407                 if ( !is_object( $nt ) ) {
1408                         return $text;
1409                 }
1410                 $link = $nt->getPrefixedURL();
1411 #               if ( '' != $section && substr($section,0,1) != "#" ) {
1412 #                       $section = ''
1413
1414                 if ( '' == $link ) {
1415                         $u = '';
1416                         if ( '' == $text ) {
1417                                 $text = htmlspecialchars( $nt->getFragment() );
1418                         }
1419                 } else {
1420                         $u = $nt->escapeLocalURL( $query );
1421                 }
1422                 if ( '' != $nt->getFragment() ) {
1423                         $anchor = urlencode( do_html_entity_decode( str_replace(' ', '_', $nt->getFragment()), ENT_COMPAT, $wgInputEncoding ) );
1424                         $replacearray = array(
1425                                 '%3A' => ':',
1426                                 '%' => '.'
1427                         );
1428                         $u .= '#' . str_replace(array_keys($replacearray),array_values($replacearray),$anchor);
1429                 }
1430                 if ( '' == $text ) {
1431                         $text = htmlspecialchars( $nt->getPrefixedText() );
1432                 }
1433                 $style = $this->getInternalLinkAttributesObj( $nt, $text );
1434
1435                 $inside = '';
1436                 if ( '' != $trail ) {
1437                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1438                                 $inside = $m[1];
1439                                 $trail = $m[2];
1440                         }
1441                 }
1442                 $r = "<a href=\"{$u}\"{$style}{$aprops}>{$prefix}{$text}{$inside}</a>{$trail}";
1443                 wfProfileOut( $fname );
1444                 return $r;
1445         }
1446
1447         /**
1448          * Pass a title object, not a title string
1449          */
1450         function makeBrokenLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' ) {
1451                 global $wgOut, $wgUser;
1452
1453                 # Fail gracefully
1454                 if ( ! isset($nt) ) {
1455                         # wfDebugDieBacktrace();
1456                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1457                 }
1458
1459                 $fname = 'Skin::makeBrokenLinkObj';
1460                 wfProfileIn( $fname );
1461
1462                 if ( '' == $query ) {
1463                         $q = 'action=edit';
1464                 } else {
1465                         $q = 'action=edit&'.$query;
1466                 }
1467                 $u = $nt->escapeLocalURL( $q );
1468
1469                 if ( '' == $text ) {
1470                         $text = htmlspecialchars( $nt->getPrefixedText() );
1471                 }
1472                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "yes" );
1473
1474                 $inside = '';
1475                 if ( '' != $trail ) {
1476                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1477                                 $inside = $m[1];
1478                                 $trail = $m[2];
1479                         }
1480                 }
1481                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1482                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1483                 } else {
1484                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>?</a>{$trail}";
1485                 }
1486
1487                 wfProfileOut( $fname );
1488                 return $s;
1489         }
1490
1491         /**
1492          * Pass a title object, not a title string
1493          */
1494         function makeStubLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' ) {
1495                 global $wgOut, $wgUser;
1496
1497                 $link = $nt->getPrefixedURL();
1498
1499                 $u = $nt->escapeLocalURL( $query );
1500
1501                 if ( '' == $text ) {
1502                         $text = htmlspecialchars( $nt->getPrefixedText() );
1503                 }
1504                 $style = $this->getInternalLinkAttributesObj( $nt, $text, 'stub' );
1505
1506                 $inside = '';
1507                 if ( '' != $trail ) {
1508                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1509                                 $inside = $m[1];
1510                                 $trail = $m[2];
1511                         }
1512                 }
1513                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1514                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1515                 } else {
1516                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>!</a>{$trail}";
1517                 }
1518                 return $s;
1519         }
1520
1521         function makeSelfLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' ) {
1522                 $u = $nt->escapeLocalURL( $query );
1523                 if ( '' == $text ) {
1524                         $text = htmlspecialchars( $nt->getPrefixedText() );
1525                 }
1526                 $inside = '';
1527                 if ( '' != $trail ) {
1528                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1529                                 $inside = $m[1];
1530                                 $trail = $m[2];
1531                         }
1532                 }
1533                 return "<strong>{$prefix}{$text}{$inside}</strong>{$trail}";
1534         }
1535
1536         /* these are used extensively in SkinPHPTal, but also some other places */
1537         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1538                 $title = Title::makeTitle( NS_SPECIAL, $name );
1539                 $this->checkTitle($title, $name);
1540                 return $title->getLocalURL( $urlaction );
1541         }
1542         /*static*/ function makeTalkUrl ( $name, $urlaction='' ) {
1543                 $title = Title::newFromText( $name );
1544                 $title = $title->getTalkPage();
1545                 $this->checkTitle($title, $name);
1546                 return $title->getLocalURL( $urlaction );
1547         }
1548         /*static*/ function makeArticleUrl ( $name, $urlaction='' ) {
1549                 $title = Title::newFromText( $name );
1550                 $title= $title->getSubjectPage();
1551                 $this->checkTitle($title, $name);
1552                 return $title->getLocalURL( $urlaction );
1553         }
1554         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1555                 $title = Title::newFromText( wfMsgForContent($name) );
1556                 $this->checkTitle($title, $name);
1557                 return $title->getLocalURL( $urlaction );
1558         }
1559         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1560                 $title = Title::newFromText( $name );
1561                 $this->checkTitle($title, $name);
1562                 return $title->getLocalURL( $urlaction );
1563         }
1564
1565         # If url string starts with http, consider as external URL, else
1566         # internal
1567         /*static*/ function makeInternalOrExternalUrl( $name ) {
1568                 if ( strncmp( $name, 'http', 4 ) == 0 ) {
1569                         return $name;
1570                 } else {
1571                         return $this->makeUrl( $name );
1572                 }
1573         }
1574
1575         # this can be passed the NS number as defined in Language.php
1576         /*static*/ function makeNSUrl( $name, $urlaction='', $namespace=0 ) {
1577                 $title = Title::makeTitleSafe( $namespace, $name );
1578                 $this->checkTitle($title, $name);
1579                 return $title->getLocalURL( $urlaction );
1580         }
1581
1582         /* these return an array with the 'href' and boolean 'exists' */
1583         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1584                 $title = Title::newFromText( $name );
1585                 $this->checkTitle($title, $name);
1586                 return array(
1587                         'href' => $title->getLocalURL( $urlaction ),
1588                         'exists' => $title->getArticleID() != 0?true:false
1589                 );
1590         }
1591         /*static*/ function makeTalkUrlDetails ( $name, $urlaction='' ) {
1592                 $title = Title::newFromText( $name );
1593                 $title = $title->getTalkPage();
1594                 $this->checkTitle($title, $name);
1595                 return array(
1596                         'href' => $title->getLocalURL( $urlaction ),
1597                         'exists' => $title->getArticleID() != 0?true:false
1598                 );
1599         }
1600         /*static*/ function makeArticleUrlDetails ( $name, $urlaction='' ) {
1601                 $title = Title::newFromText( $name );
1602                 $title= $title->getSubjectPage();
1603                 $this->checkTitle($title, $name);
1604                 return array(
1605                         'href' => $title->getLocalURL( $urlaction ),
1606                         'exists' => $title->getArticleID() != 0?true:false
1607                 );
1608         }
1609         /*static*/ function makeI18nUrlDetails ( $name, $urlaction='' ) {
1610                 $title = Title::newFromText( wfMsgForContent($name) );
1611                 $this->checkTitle($title, $name);
1612                 return array(
1613                         'href' => $title->getLocalURL( $urlaction ),
1614                         'exists' => $title->getArticleID() != 0?true:false
1615                 );
1616         }
1617
1618         # make sure we have some title to operate on
1619         /*static*/ function checkTitle ( &$title, &$name ) {
1620                 if(!is_object($title)) {
1621                         $title = Title::newFromText( $name );
1622                         if(!is_object($title)) {
1623                                 $title = Title::newFromText( '--error: link target missing--' );
1624                         }
1625                 }
1626         }
1627
1628         function fnamePart( $url ) {
1629                 $basename = strrchr( $url, '/' );
1630                 if ( false === $basename ) {
1631                         $basename = $url;
1632                 } else {
1633                         $basename = substr( $basename, 1 );
1634                 }
1635                 return htmlspecialchars( $basename );
1636         }
1637
1638         function makeImage( $url, $alt = '' ) {
1639                 global $wgOut;
1640                 if ( '' == $alt ) {
1641                         $alt = $this->fnamePart( $url );
1642                 }
1643                 $s = '<img src="'.$url.'" alt="'.$alt.'" />';
1644                 return $s;
1645         }
1646
1647         function makeImageLink( $name, $url, $alt = '' ) {
1648                 $nt = Title::makeTitleSafe( NS_IMAGE, $name );
1649                 return $this->makeImageLinkObj( $nt, $alt );
1650         }
1651
1652         function makeImageLinkObj( $nt, $alt = '' ) {
1653                 global $wgContLang, $wgUseImageResize;
1654                 $img   = Image::newFromTitle( $nt );
1655                 $url   = $img->getViewURL();
1656
1657                 $align = '';
1658                 $prefix = $postfix = '';
1659
1660                 # Check if the alt text is of the form "options|alt text"
1661                 # Options are:
1662                 #  * thumbnail          make a thumbnail with enlarge-icon and caption, alignment depends on lang
1663                 #  * left               no resizing, just left align. label is used for alt= only
1664                 #  * right              same, but right aligned
1665                 #  * none               same, but not aligned
1666                 #  * ___px              scale to ___ pixels width, no aligning. e.g. use in taxobox
1667                 #  * center             center the image
1668                 #  * framed             Keep original image size, no magnify-button.
1669
1670                 $part = explode( '|', $alt);
1671
1672                 $mwThumb  =& MagicWord::get( MAG_IMG_THUMBNAIL );
1673                 $mwLeft   =& MagicWord::get( MAG_IMG_LEFT );
1674                 $mwRight  =& MagicWord::get( MAG_IMG_RIGHT );
1675                 $mwNone   =& MagicWord::get( MAG_IMG_NONE );
1676                 $mwWidth  =& MagicWord::get( MAG_IMG_WIDTH );
1677                 $mwCenter =& MagicWord::get( MAG_IMG_CENTER );
1678                 $mwFramed =& MagicWord::get( MAG_IMG_FRAMED );
1679                 $alt = '';
1680
1681                 $height = $framed = $thumb = false;
1682                 $manual_thumb = "" ;
1683
1684                 foreach( $part as $key => $val ) {
1685                         $val_parts = explode ( "=" , $val , 2 ) ;
1686                         $left_part = array_shift ( $val_parts ) ;
1687                         if ( $wgUseImageResize && ! is_null( $mwThumb->matchVariableStartToEnd($val) ) ) {
1688                                 $thumb=true;
1689                         } elseif ( $wgUseImageResize && count ( $val_parts ) == 1 && ! is_null( $mwThumb->matchVariableStartToEnd($left_part) ) ) {
1690                                 # use manually specified thumbnail
1691                                 $thumb=true;
1692                                 $manual_thumb = array_shift ( $val_parts ) ;
1693                         } elseif ( ! is_null( $mwRight->matchVariableStartToEnd($val) ) ) {
1694                                 # remember to set an alignment, don't render immediately
1695                                 $align = 'right';
1696                         } elseif ( ! is_null( $mwLeft->matchVariableStartToEnd($val) ) ) {
1697                                 # remember to set an alignment, don't render immediately
1698                                 $align = 'left';
1699                         } elseif ( ! is_null( $mwCenter->matchVariableStartToEnd($val) ) ) {
1700                                 # remember to set an alignment, don't render immediately
1701                                 $align = 'center';
1702                         } elseif ( ! is_null( $mwNone->matchVariableStartToEnd($val) ) ) {
1703                                 # remember to set an alignment, don't render immediately
1704                                 $align = 'none';
1705                         } elseif ( $wgUseImageResize && ! is_null( $match = $mwWidth->matchVariableStartToEnd($val) ) ) {
1706                                 # $match is the image width in pixels
1707                                 if ( preg_match( '/^([0-9]*)x([0-9]*)$/', $match, $m ) ) {
1708                                         $width = intval( $m[1] );
1709                                         $height = intval( $m[2] );
1710                                 } else {
1711                                         $width = intval($match);
1712                                 }
1713                         } elseif ( ! is_null( $mwFramed->matchVariableStartToEnd($val) ) ) {
1714                                 $framed=true;
1715                         } else {
1716                                 $alt = $val;
1717                         }
1718                 }
1719                 if ( 'center' == $align )
1720                 {
1721                         $prefix  = '<div class="center">';
1722                         $postfix = '</div>';
1723                         $align   = 'none';
1724                 }
1725
1726                 if ( $thumb || $framed ) {
1727
1728                         # Create a thumbnail. Alignment depends on language
1729                         # writing direction, # right aligned for left-to-right-
1730                         # languages ("Western languages"), left-aligned
1731                         # for right-to-left-languages ("Semitic languages")
1732                         #
1733                         # If  thumbnail width has not been provided, it is set
1734                         # here to 180 pixels
1735                         if ( $align == '' ) {
1736                                 $align = $wgContLang->isRTL() ? 'left' : 'right';
1737                         }
1738                         if ( ! isset($width) ) {
1739                                 $width = 180;
1740                         }
1741                         return $prefix.$this->makeThumbLinkObj( $img, $alt, $align, $width, $height, $framed, $manual_thumb ).$postfix;
1742
1743                 } elseif ( isset($width) ) {
1744
1745                         # Create a resized image, without the additional thumbnail
1746                         # features
1747
1748                         if (    ( ! $height === false )
1749                              && ( $img->getHeight() * $width / $img->getWidth() > $height ) ) {
1750                                 $width = $img->getWidth() * $height / $img->getHeight();
1751                         }
1752                         if ( '' == $manual_thumb ) $url = $img->createThumb( $width );
1753                 }
1754
1755                 $alt = preg_replace( '/<[^>]*>/', '', $alt );
1756                 $alt = preg_replace('/&(?!:amp;|#[Xx][0-9A-fa-f]+;|#[0-9]+;|[a-zA-Z0-9]+;)/', '&amp;', $alt);
1757                 $alt = str_replace( array('<', '>', '"'), array('&lt;', '&gt;', '&quot;'), $alt );
1758
1759                 $u = $nt->escapeLocalURL();
1760                 if ( $url == '' ) {
1761                         $s = wfMsg( 'missingimage', $img->getName() );
1762                         $s .= "<br>{$alt}<br>{$url}<br>\n";
1763                 } else {
1764                         $s = '<a href="'.$u.'" class="image" title="'.$alt.'">' .
1765                                  '<img src="'.$url.'" alt="'.$alt.'" longdesc="'.$u.'" /></a>';
1766                 }
1767                 if ( '' != $align ) {
1768                         $s = "<div class=\"float{$align}\"><span>{$s}</span></div>";
1769                 }
1770                 return str_replace("\n", ' ',$prefix.$s.$postfix);
1771         }
1772
1773         /**
1774          * Make HTML for a thumbnail including image, border and caption
1775          * $img is an Image object
1776          */
1777         function makeThumbLinkObj( $img, $label = '', $align = 'right', $boxwidth = 180, $boxheight=false, $framed=false , $manual_thumb = "" ) {
1778                 global $wgStylePath, $wgContLang;
1779                 # $image = Title::makeTitleSafe( NS_IMAGE, $name );
1780                 $url  = $img->getViewURL();
1781
1782                 #$label = htmlspecialchars( $label );
1783                 $alt = preg_replace( '/<[^>]*>/', '', $label);
1784                 $alt = preg_replace('/&(?!:amp;|#[Xx][0-9A-fa-f]+;|#[0-9]+;|[a-zA-Z0-9]+;)/', '&amp;', $alt);
1785                 $alt = str_replace( array('<', '>', '"'), array('&lt;', '&gt;', '&quot;'), $alt );
1786
1787                 $width = $height = 0;
1788                 if ( $img->exists() )
1789                 {
1790                         $width  = $img->getWidth();
1791                         $height = $img->getHeight();
1792                 }
1793                 if ( 0 == $width || 0 == $height )
1794                 {
1795                         $width = $height = 200;
1796                 }
1797                 if ( $boxwidth == 0 )
1798                 {
1799                         $boxwidth = 200;
1800                 }
1801                 if ( $framed )
1802                 {
1803                         // Use image dimensions, don't scale
1804                         $boxwidth  = $width;
1805                         $oboxwidth = $boxwidth + 2;
1806                         $boxheight = $height;
1807                         $thumbUrl  = $url;
1808                 } else {
1809                         $h  = intval( $height/($width/$boxwidth) );
1810                         $oboxwidth = $boxwidth + 2;
1811                         if ( ( ! $boxheight === false ) &&  ( $h > $boxheight ) )
1812                         {
1813                                 $boxwidth *= $boxheight/$h;
1814                         } else {
1815                                 $boxheight = $h;
1816                         }
1817                         if ( '' == $manual_thumb ) $thumbUrl = $img->createThumb( $boxwidth );
1818                 }
1819
1820                 if ( $manual_thumb != '' ) # Use manually specified thumbnail
1821                 {
1822                         $manual_title = Title::makeTitleSafe( NS_IMAGE, $manual_thumb ); #new Title ( $manual_thumb ) ;
1823                         $manual_img = Image::newFromTitle( $manual_title );
1824                         $thumbUrl = $manual_img->getViewURL();
1825                         if ( $manual_img->exists() )
1826                         {
1827                                 $width  = $manual_img->getWidth();
1828                                 $height = $manual_img->getHeight();
1829                                 $boxwidth = $width ;
1830                                 $boxheight = $height ;
1831                                 $oboxwidth = $boxwidth + 2 ;
1832                         }
1833                 }
1834
1835                 $u = $img->getEscapeLocalURL();
1836
1837                 $more = htmlspecialchars( wfMsg( 'thumbnail-more' ) );
1838                 $magnifyalign = $wgContLang->isRTL() ? 'left' : 'right';
1839                 $textalign = $wgContLang->isRTL() ? ' style="text-align:right"' : '';
1840
1841                 $s = "<div class=\"thumb t{$align}\"><div style=\"width:{$oboxwidth}px;\">";
1842                 if ( $thumbUrl == '' ) {
1843                         $s .= wfMsg( 'missingimage', $img->getName() );
1844                         $zoomicon = '';
1845                 } else {
1846                         $s .= '<a href="'.$u.'" class="internal" title="'.$alt.'">'.
1847                                 '<img src="'.$thumbUrl.'" alt="'.$alt.'" ' .
1848                                 'width="'.$boxwidth.'" height="'.$boxheight.'" ' .
1849                                 'longdesc="'.$u.'" /></a>';
1850                         if ( $framed ) {
1851                                 $zoomicon="";
1852                         } else {
1853                                 $zoomicon =  '<div class="magnify" style="float:'.$magnifyalign.'">'.
1854                                         '<a href="'.$u.'" class="internal" title="'.$more.'">'.
1855                                         '<img src="'.$wgStylePath.'/common/images/magnify-clip.png" ' .
1856                                         'width="15" height="11" alt="'.$more.'" /></a></div>';
1857                         }
1858                 }
1859                 $s .= '  <div class="thumbcaption" '.$textalign.'>'.$zoomicon.$label."</div></div></div>";
1860                 return str_replace("\n", ' ', $s);
1861         }
1862
1863         function makeMediaLink( $name, $url, $alt = '' ) {
1864                 $nt = Title::makeTitleSafe( NS_IMAGE, $name );
1865                 return $this->makeMediaLinkObj( $nt, $alt );
1866         }
1867
1868         function makeMediaLinkObj( $nt, $alt = '', $nourl=false ) {
1869                 if ( ! isset( $nt ) )
1870                 {
1871                         ### HOTFIX. Instead of breaking, return empty string.
1872                         $s = $alt;
1873                 } else {
1874                         $name = $nt->getDBKey();
1875                         $img   = Image::newFromTitle( $nt );
1876                         $url = $img->getURL();
1877                         # $nourl can be set by the parser
1878                         # this is a hack to mask absolute URLs, so the parser doesn't
1879                         # linkify them (it is currently not context-aware)
1880                         # 2004-10-25
1881                         if ($nourl) { $url=str_replace("http://","http-noparse://",$url) ; }
1882                         if ( empty( $alt ) ) {
1883                                 $alt = preg_replace( '/\.(.+?)^/', '', $name );
1884                         }
1885                         $u = htmlspecialchars( $url );
1886                         $s = "<a href=\"{$u}\" class='internal' title=\"{$alt}\">{$alt}</a>";
1887                 }
1888                 return $s;
1889         }
1890
1891         function specialLink( $name, $key = '' ) {
1892                 global $wgContLang;
1893
1894                 if ( '' == $key ) { $key = strtolower( $name ); }
1895                 $pn = $wgContLang->ucfirst( $name );
1896                 return $this->makeKnownLink( $wgContLang->specialPage( $pn ),
1897                   wfMsg( $key ) );
1898         }
1899
1900         function makeExternalLink( $url, $text, $escape = true ) {
1901                 $style = $this->getExternalLinkAttributes( $url, $text );
1902                 $url = htmlspecialchars( $url );
1903                 if( $escape ) {
1904                         $text = htmlspecialchars( $text );
1905                 }
1906                 return '<a href="'.$url.'"'.$style.'>'.$text.'</a>';
1907         }
1908
1909         # Called by history lists and recent changes
1910         #
1911
1912         # Returns text for the start of the tabular part of RC
1913         function beginRecentChangesList() {
1914                 $this->rc_cache = array() ;
1915                 $this->rcMoveIndex = 0;
1916                 $this->rcCacheIndex = 0 ;
1917                 $this->lastdate = '';
1918                 $this->rclistOpen = false;
1919                 return '';
1920         }
1921
1922         function beginImageHistoryList() {
1923                 $s = "\n<h2>" . wfMsg( 'imghistory' ) . "</h2>\n" .
1924                   "<p>" . wfMsg( 'imghistlegend' ) . "</p>\n".'<ul class="special">';
1925                 return $s;
1926         }
1927
1928         /**
1929          * Returns text for the end of RC
1930          * If enhanced RC is in use, returns pretty much all the text
1931          */
1932         function endRecentChangesList() {
1933                 $s = $this->recentChangesBlock() ;
1934                 if( $this->rclistOpen ) {
1935                         $s .= "</ul>\n";
1936                 }
1937                 return $s;
1938         }
1939
1940         /**
1941          * Enhanced RC ungrouped line
1942          */
1943         function recentChangesBlockLine ( $rcObj ) {
1944                 global $wgStylePath, $wgContLang ;
1945
1946                 # Get rc_xxxx variables
1947                 extract( $rcObj->mAttribs ) ;
1948                 $curIdEq = 'curid='.$rc_cur_id;
1949
1950                 # Spacer image
1951                 $r = '' ;
1952
1953                 $r .= '<img src="'.$wgStylePath.'/common/images/Arr_.png" width="12" height="12" border="0" />' ;
1954                 $r .= '<tt>' ;
1955
1956                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
1957                         $r .= '&nbsp;&nbsp;';
1958                 } else {
1959                         # M, N and !
1960                         $M = wfMsg( 'minoreditletter' );
1961                         $N = wfMsg( 'newpageletter' );
1962
1963                         if ( $rc_type == RC_NEW ) {
1964                                 $r .= $N ;
1965                         } else {
1966                                 $r .= '&nbsp;' ;
1967                         }
1968                         if ( $rc_minor ) {
1969                                 $r .= $M ;
1970                         } else {
1971                                 $r .= '&nbsp;' ;
1972                         }
1973                         if ( $rcObj->unpatrolled ) {
1974                                 $r .= '!';
1975                         } else {
1976                                 $r .= '&nbsp;';
1977                         }
1978                 }
1979
1980                 # Timestamp
1981                 $r .= ' '.$rcObj->timestamp.' ' ;
1982                 $r .= '</tt>' ;
1983
1984                 # Article link
1985                 $link = $rcObj->link ;
1986                 if ( $rcObj->watched ) $link = '<strong>'.$link.'</strong>' ;
1987                 $r .= $link ;
1988
1989                 # Diff
1990                 $r .= ' (' ;
1991                 $r .= $rcObj->difflink ;
1992                 $r .= '; ' ;
1993
1994                 # Hist
1995                 $r .= $this->makeKnownLinkObj( $rcObj->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
1996
1997                 # User/talk
1998                 $r .= ') . . '.$rcObj->userlink ;
1999                 $r .= $rcObj->usertalklink ;
2000
2001                 # Comment
2002                  if ( $rc_comment != '' && $rc_type != RC_MOVE && $rc_type != RC_MOVE_OVER_REDIRECT ) {
2003                         $rc_comment=$this->formatComment($rc_comment, $rcObj->getTitle());
2004                         $r .= $wgContLang->emphasize( ' ('.$rc_comment.')' );
2005                 }
2006
2007                 $r .= "<br />\n" ;
2008                 return $r ;
2009         }
2010
2011         /**
2012          * Enhanced RC group
2013          */
2014         function recentChangesBlockGroup ( $block ) {
2015                 global $wgStylePath, $wgContLang ;
2016
2017                 $r = '' ;
2018                 $M = wfMsg( 'minoreditletter' );
2019                 $N = wfMsg( 'newpageletter' );
2020
2021                 # Collate list of users
2022                 $isnew = false ;
2023                 $unpatrolled = false;
2024                 $userlinks = array () ;
2025                 foreach ( $block AS $rcObj ) {
2026                         $oldid = $rcObj->mAttribs['rc_last_oldid'];
2027                         if ( $rcObj->mAttribs['rc_new'] ) {
2028                                 $isnew = true ;
2029                         }
2030                         $u = $rcObj->userlink ;
2031                         if ( !isset ( $userlinks[$u] ) ) {
2032                                 $userlinks[$u] = 0 ;
2033                         }
2034                         if ( $rcObj->unpatrolled ) {
2035                                 $unpatrolled = true;
2036                         }
2037                         $userlinks[$u]++ ;
2038                 }
2039
2040                 # Sort the list and convert to text
2041                 krsort ( $userlinks ) ;
2042                 asort ( $userlinks ) ;
2043                 $users = array () ;
2044                 foreach ( $userlinks as $userlink => $count) {
2045                         $text = $userlink ;
2046                         if ( $count > 1 ) $text .= " ({$count}&times;)" ;
2047                         array_push ( $users , $text ) ;
2048                 }
2049                 $users = ' <font size="-1">['.implode('; ',$users).']</font>' ;
2050
2051                 # Arrow
2052                 $rci = 'RCI'.$this->rcCacheIndex ;
2053                 $rcl = 'RCL'.$this->rcCacheIndex ;
2054                 $rcm = 'RCM'.$this->rcCacheIndex ;
2055                 $toggleLink = "javascript:toggleVisibility('$rci','$rcm','$rcl')" ;
2056                 $arrowdir = $wgContLang->isRTL() ? 'l' : 'r';
2057                 $tl  = '<span id="'.$rcm.'"><a href="'.$toggleLink.'"><img src="'.$wgStylePath.'/common/images/Arr_'.$arrowdir.'.png" width="12" height="12" alt="+" /></a></span>' ;
2058                 $tl .= '<span id="'.$rcl.'" style="display:none"><a href="'.$toggleLink.'"><img src="'.$wgStylePath.'/common/images/Arr_d.png" width="12" height="12" alt="-" /></a></span>' ;
2059                 $r .= $tl ;
2060
2061                 # Main line
2062                 # M/N
2063                 $r .= '<tt>' ;
2064                 if ( $isnew ) $r .= $N ;
2065                 else $r .= '&nbsp;' ;
2066                 $r .= '&nbsp;' ; # Minor
2067                 if ( $unpatrolled ) {
2068                         $r .= "!";
2069                 } else {
2070                         $r .= "&nbsp;";
2071                 }
2072
2073                 # Timestamp
2074                 $r .= ' '.$block[0]->timestamp.' ' ;
2075                 $r .= '</tt>' ;
2076
2077                 # Article link
2078                 $link = $block[0]->link ;
2079                 if ( $block[0]->watched ) $link = '<strong>'.$link.'</strong>' ;
2080                 $r .= $link ;
2081
2082                 $curIdEq = 'curid=' . $block[0]->mAttribs['rc_cur_id'];
2083                 if ( $block[0]->mAttribs['rc_type'] != RC_LOG ) {
2084                         # Changes
2085                         $r .= ' ('.count($block).' ' ;
2086                         if ( $isnew ) $r .= wfMsg('changes');
2087                         else $r .= $this->makeKnownLinkObj( $block[0]->getTitle() , wfMsg('changes') ,
2088                                 $curIdEq.'&diff=0&oldid='.$oldid ) ;
2089                         $r .= '; ' ;
2090
2091                         # History
2092                         $r .= $this->makeKnownLinkObj( $block[0]->getTitle(), wfMsg( 'history' ), $curIdEq.'&action=history' );
2093                         $r .= ')' ;
2094                 }
2095
2096                 $r .= $users ;
2097                 $r .= "<br />\n" ;
2098
2099                 # Sub-entries
2100                 $r .= '<div id="'.$rci.'" style="display:none">' ;
2101                 foreach ( $block AS $rcObj ) {
2102                         # Get rc_xxxx variables
2103                         extract( $rcObj->mAttribs );
2104
2105                         $r .= '<img src="'.$wgStylePath.'/common/images/Arr_.png" width="12" height="12" />';
2106                         $r .= '<tt>&nbsp; &nbsp; &nbsp; &nbsp;' ;
2107                         if ( $rc_new ) {
2108                                 $r .= $N ;
2109                         } else {
2110                                 $r .= '&nbsp;' ;
2111                         }
2112
2113                         if ( $rc_minor ) {
2114                                 $r .= $M ;
2115                         } else {
2116                                 $r .= '&nbsp;' ;
2117                         }
2118
2119                         if ( $rcObj->unpatrolled ) {
2120                                 $r .= "!";
2121                         } else {
2122                                 $r .= "&nbsp;";
2123                         }
2124
2125                         $r .= '&nbsp;</tt>' ;
2126
2127                         $o = '' ;
2128                         if ( $rc_last_oldid != 0 ) {
2129                                 $o = 'oldid='.$rc_last_oldid ;
2130                         }
2131                         if ( $rc_type == RC_LOG ) {
2132                                 $link = $rcObj->timestamp ;
2133                         } else {
2134                                 $link = $this->makeKnownLinkObj( $rcObj->getTitle(), $rcObj->timestamp , "{$curIdEq}&$o" ) ;
2135                         }
2136                         $link = '<tt>'.$link.'</tt>' ;
2137
2138                         $r .= $link ;
2139                         $r .= ' (' ;
2140                         $r .= $rcObj->curlink ;
2141                         $r .= '; ' ;
2142                         $r .= $rcObj->lastlink ;
2143                         $r .= ') . . '.$rcObj->userlink ;
2144                         $r .= $rcObj->usertalklink ;
2145                         if ( $rc_comment != '' ) {
2146                                 $rc_comment=$this->formatComment($rc_comment, $rcObj->getTitle());
2147                                 $r .= $wgContLang->emphasize( ' ('.$rc_comment.')' ) ;
2148                         }
2149                         $r .= "<br />\n" ;
2150                 }
2151                 $r .= "</div>\n" ;
2152
2153                 $this->rcCacheIndex++ ;
2154                 return $r ;
2155         }
2156
2157         /**
2158          * If enhanced RC is in use, this function takes the previously cached
2159          * RC lines, arranges them, and outputs the HTML
2160          */
2161         function recentChangesBlock () {
2162                 global $wgStylePath ;
2163                 if ( count ( $this->rc_cache ) == 0 ) return '' ;
2164                 $blockOut = '';
2165                 foreach ( $this->rc_cache AS $secureName => $block ) {
2166                         if ( count ( $block ) < 2 ) {
2167                                 $blockOut .= $this->recentChangesBlockLine ( array_shift ( $block ) ) ;
2168                         } else {
2169                                 $blockOut .= $this->recentChangesBlockGroup ( $block ) ;
2170                         }
2171                 }
2172
2173                 return '<div>'.$blockOut.'</div>' ;
2174         }
2175
2176         /**
2177          * Called in a loop over all displayed RC entries
2178          * Either returns the line, or caches it for later use
2179          */
2180         function recentChangesLine( &$rc, $watched = false ) {
2181                 global $wgUser ;
2182                 $usenew = $wgUser->getOption( 'usenewrc' );
2183                 if ( $usenew )
2184                         $line = $this->recentChangesLineNew ( $rc, $watched ) ;
2185                 else
2186                         $line = $this->recentChangesLineOld ( $rc, $watched ) ;
2187                 return $line ;
2188         }
2189
2190         function recentChangesLineOld( &$rc, $watched = false ) {
2191                 global $wgTitle, $wgLang, $wgContLang, $wgUser, $wgRCSeconds, $wgUseRCPatrol, $wgOnlySysopsCanPatrol;
2192
2193                 # Extract DB fields into local scope
2194                 extract( $rc->mAttribs );
2195                 $curIdEq = 'curid=' . $rc_cur_id;
2196
2197                 # Should patrol-related stuff be shown?
2198                 $unpatrolled = $wgUseRCPatrol && $wgUser->getID() != 0 &&
2199                   ( !$wgOnlySysopsCanPatrol || $wgUser->isAllowed('patrol') ) && $rc_patrolled == 0;
2200
2201                 # Make date header if necessary
2202                 $date = $wgContLang->date( $rc_timestamp, true);
2203                 $uidate = $wgLang->date( $rc_timestamp, true);
2204                 $s = '';
2205                 if ( $date != $this->lastdate ) {
2206                         if ( '' != $this->lastdate ) { $s .= "</ul>\n"; }
2207                         $s .= "<h4>{$uidate}</h4>\n<ul class=\"special\">";
2208                         $this->lastdate = $date;
2209                         $this->rclistOpen = true;
2210                 }
2211
2212                 $s .= '<li>';
2213
2214                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2215                         # Diff
2216                         $s .= '(' . wfMsg( 'diff' ) . ') (';
2217                         # Hist
2218                         $s .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), wfMsg( 'hist' ), 'action=history' ) .
2219                                 ') . . ';
2220
2221                         # "[[x]] moved to [[y]]"
2222                         $msg = ( $rc_type == RC_MOVE ) ? '1movedto2' : '1movedto2_redir';
2223                         $s .= wfMsg( $msg, $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2224                                 $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2225                 } elseif( $rc_namespace == NS_SPECIAL && preg_match( '!^Log/(.*)$!', $rc_title, $matches ) ) {
2226                         # Log updates, etc
2227                         $logtype = $matches[1];
2228                         $logname = LogPage::logName( $logtype );
2229                         $s .= '(' . $this->makeKnownLinkObj( $rc->getTitle(), $logname ) . ')';
2230                 } else {
2231                         # Diff link
2232                         if ( $rc_type == RC_NEW || $rc_type == RC_LOG ) {
2233                                 $diffLink = wfMsg( 'diff' );
2234                         } else {
2235                                 if ( $unpatrolled )
2236                                         $rcidparam = "&rcid={$rc_id}";
2237                                 else
2238                                         $rcidparam = "";
2239                                 $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff' ),
2240                                   "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}{$rcidparam}",
2241                                   '', '', ' tabindex="'.$rc->counter.'"');
2242                         }
2243                         $s .= '('.$diffLink.') (';
2244
2245                         # History link
2246                         $s .= $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2247                         $s .= ') . . ';
2248
2249                         # M, N and ! (minor, new and unpatrolled)
2250                         if ( $rc_minor ) { $s .= ' <span class="minor">'.wfMsg( "minoreditletter" ).'</span>'; }
2251                         if ( $rc_type == RC_NEW ) { $s .= '<span class="newpage">'.wfMsg( "newpageletter" ).'</span>'; }
2252                         if ( !$rc_patrolled ) { $s .= ' <span class="unpatrolled">!</span>'; }
2253
2254                         # Article link
2255                         # If it's a new article, there is no diff link, but if it hasn't been
2256                         # patrolled yet, we need to give users a way to do so
2257                         if ( $unpatrolled && $rc_type == RC_NEW )
2258                                 $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '', "rcid={$rc_id}" );
2259                         else
2260                                 $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '' );
2261
2262                         if ( $watched ) {
2263                                 $articleLink = '<strong>'.$articleLink.'</strong>';
2264                         }
2265                         $s .= ' '.$articleLink;
2266
2267                 }
2268
2269                 # Timestamp
2270                 $s .= '; ' . $wgLang->time( $rc_timestamp, true, $wgRCSeconds ) . ' . . ';
2271
2272                 # User link (or contributions for unregistered users)
2273                 if ( 0 == $rc_user ) {
2274                         $userLink = $this->makeKnownLink( $wgContLang->specialPage( 'Contributions' ),
2275                         $rc_user_text, 'target=' . $rc_user_text );
2276                 } else {
2277                         $userLink = $this->makeLink( $wgContLang->getNsText( NS_USER ) . ':'.$rc_user_text, $rc_user_text );
2278                 }
2279                 $s .= $userLink;
2280
2281                 # User talk link
2282                 $talkname=$wgContLang->getNsText(NS_TALK); # use the shorter name
2283                 global $wgDisableAnonTalk;
2284                 if( 0 == $rc_user && $wgDisableAnonTalk ) {
2285                         $userTalkLink = '';
2286                 } else {
2287                         $utns=$wgContLang->getNsText(NS_USER_TALK);
2288                         $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2289                 }
2290                 # Block link
2291                 $blockLink='';
2292                 if ( ( 0 == $rc_user ) && $wgUser->isAllowed('block') ) {
2293                         $blockLink = $this->makeKnownLink( $wgContLang->specialPage(
2294                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2295
2296                 }
2297                 if($blockLink) {
2298                         if($userTalkLink) $userTalkLink .= ' | ';
2299                         $userTalkLink .= $blockLink;
2300                 }
2301                 if($userTalkLink) $s.=' ('.$userTalkLink.')';
2302
2303                 # Add comment
2304                 if ( '' != $rc_comment && '*' != $rc_comment && $rc_type != RC_MOVE && $rc_type != RC_MOVE_OVER_REDIRECT ) {
2305                         $rc_comment=$this->formatComment($rc_comment,$rc->getTitle());
2306                         $s .= $wgContLang->emphasize(' (' . $rc_comment . ')');
2307                 }
2308                 $s .= "</li>\n";
2309
2310                 return $s;
2311         }
2312
2313         function recentChangesLineNew( &$baseRC, $watched = false ) {
2314                 global $wgTitle, $wgLang, $wgContLang, $wgUser, $wgRCSeconds;
2315                 global $wgUseRCPatrol, $wgOnlySysopsCanPatrol;
2316
2317                 # Create a specialised object
2318                 $rc = RCCacheEntry::newFromParent( $baseRC ) ;
2319
2320                 # Extract fields from DB into the function scope (rc_xxxx variables)
2321                 extract( $rc->mAttribs );
2322                 $curIdEq = 'curid=' . $rc_cur_id;
2323
2324                 # If it's a new day, add the headline and flush the cache
2325                 $date = $wgContLang->date( $rc_timestamp, true);
2326                 $uidate = $wgLang->date( $rc_timestamp, true);
2327                 $ret = '';
2328                 if ( $date != $this->lastdate ) {
2329                         # Process current cache
2330                         $ret = $this->recentChangesBlock () ;
2331                         $this->rc_cache = array() ;
2332                         $ret .= "<h4>{$uidate}</h4>\n";
2333                         $this->lastdate = $date;
2334                 }
2335
2336                 # Should patrol-related stuff be shown?
2337                 if ( $wgUseRCPatrol && $wgUser->getID() != 0 &&
2338                   ( !$wgOnlySysopsCanPatrol || $wgUser->isAllowed('patrol') )) {
2339                         $rc->unpatrolled = !$rc_patrolled;
2340                 } else {
2341                         $rc->unpatrolled = false;
2342                 }
2343
2344                 # Make article link
2345                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2346                         $msg = ( $rc_type == RC_MOVE ) ? "1movedto2" : "1movedto2_redir";
2347                         $clink = wfMsg( $msg, $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2348                           $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2349                 } elseif( $rc_namespace == NS_SPECIAL && preg_match( '!^Log/(.*)$!', $rc_title, $matches ) ) {
2350                         # Log updates, etc
2351                         $logtype = $matches[1];
2352                         $logname = LogPage::logName( $logtype );
2353                         $clink = '(' . $this->makeKnownLinkObj( $rc->getTitle(), $logname ) . ')';
2354                 } elseif ( $rc->unpatrolled && $rc_type == RC_NEW ) {
2355                         # Unpatrolled new page, give rc_id in query
2356                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), '', "rcid={$rc_id}" );
2357                 } else {
2358                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), '' ) ;
2359                 }
2360
2361                 $time = $wgContLang->time( $rc_timestamp, true, $wgRCSeconds );
2362                 $rc->watched = $watched ;
2363                 $rc->link = $clink ;
2364                 $rc->timestamp = $time;
2365
2366                 # Make "cur" and "diff" links
2367                 if ( ( $rc_type == RC_NEW && $rc_this_oldid == 0 ) || $rc_type == RC_LOG || $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2368                         $curLink = wfMsg( 'cur' );
2369                         $diffLink = wfMsg( 'diff' );
2370                 } else {
2371                         $query = $curIdEq.'&diff=0&oldid='.$rc_this_oldid;
2372                         $aprops = ' tabindex="'.$baseRC->counter.'"';
2373                         $curLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'cur' ), $query, '' ,'' , $aprops );
2374                         $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff'), $query, '' ,'' , $aprops );
2375                 }
2376
2377                 # Make "last" link
2378                 $titleObj = $rc->getTitle();
2379                 if ( $rc->unpatrolled ) {
2380                         $rcIdQuery = "&rcid={$rc_id}";
2381                 } else {
2382                         $rcIdQuery = '';
2383                 }
2384                 if ( $rc_last_oldid == 0 || $rc_type == RC_LOG || $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2385                         $lastLink = wfMsg( 'last' );
2386                 } else {
2387                         $lastLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'last' ),
2388                           $curIdEq.'&diff='.$rc_this_oldid.'&oldid='.$rc_last_oldid . $rcIdQuery );
2389                 }
2390
2391                 # Make user link (or user contributions for unregistered users)
2392                 if ( $rc_user == 0 ) {
2393                         $userLink = $this->makeKnownLink( $wgContLang->specialPage( 'Contributions' ),
2394                         $rc_user_text, 'target=' . $rc_user_text );
2395                 } else {
2396                         $userLink = $this->makeLink( $wgContLang->getNsText(
2397                           Namespace::getUser() ) . ':'.$rc_user_text, $rc_user_text );
2398                 }
2399
2400                 $rc->userlink = $userLink;
2401                 $rc->lastlink = $lastLink;
2402                 $rc->curlink  = $curLink;
2403                 $rc->difflink = $diffLink;
2404
2405                 # Make user talk link
2406                 $utns=$wgContLang->getNsText(NS_USER_TALK);
2407                 $talkname=$wgContLang->getNsText(NS_TALK); # use the shorter name
2408                 $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2409
2410                 global $wgDisableAnonTalk;
2411                 if ( ( 0 == $rc_user ) && $wgUser->isAllowed('block') ) {
2412                         $blockLink = $this->makeKnownLink( $wgContLang->specialPage(
2413                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2414                         if( $wgDisableAnonTalk )
2415                                 $rc->usertalklink = ' ('.$blockLink.')';
2416                         else
2417                                 $rc->usertalklink = ' ('.$userTalkLink.' | '.$blockLink.')';
2418                 } else {
2419                         if( $wgDisableAnonTalk && ($rc_user == 0) )
2420                                 $rc->usertalklink = '';
2421                         else
2422                                 $rc->usertalklink = ' ('.$userTalkLink.')';
2423                 }
2424
2425                 # Put accumulated information into the cache, for later display
2426                 # Page moves go on their own line
2427                 $title = $rc->getTitle();
2428                 $secureName = $title->getPrefixedDBkey();
2429                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2430                         # Use an @ character to prevent collision with page names
2431                         $this->rc_cache['@@' . ($this->rcMoveIndex++)] = array($rc);
2432                 } else {
2433                         if ( !isset ( $this->rc_cache[$secureName] ) ) $this->rc_cache[$secureName] = array() ;
2434                         array_push ( $this->rc_cache[$secureName] , $rc ) ;
2435                 }
2436                 return $ret;
2437         }
2438
2439         function endImageHistoryList() {
2440                 $s = "</ul>\n";
2441                 return $s;
2442         }
2443
2444         /**
2445          * This function is called by all recent changes variants, by the page history,
2446          * and by the user contributions list. It is responsible for formatting edit
2447          * comments. It escapes any HTML in the comment, but adds some CSS to format
2448          * auto-generated comments (from section editing) and formats [[wikilinks]].
2449          *
2450          * The &$title parameter must be a title OBJECT. It is used to generate a
2451          * direct link to the section in the autocomment.
2452          * @author Erik Moeller <moeller@scireview.de>
2453          *
2454          * Note: there's not always a title to pass to this function.
2455          * Since you can't set a default parameter for a reference, I've turned it
2456          * temporarily to a value pass. Should be adjusted further. --brion
2457          */
2458         function formatComment($comment, $title = NULL) {
2459                 global $wgContLang;
2460                 $comment = htmlspecialchars( $comment );
2461
2462                 # The pattern for autogen comments is / * foo * /, which makes for
2463                 # some nasty regex.
2464                 # We look for all comments, match any text before and after the comment,
2465                 # add a separator where needed and format the comment itself with CSS
2466                 while (preg_match('/(.*)\/\*\s*(.*?)\s*\*\/(.*)/', $comment,$match)) {
2467                         $pre=$match[1];
2468                         $auto=$match[2];
2469                         $post=$match[3];
2470                         $link='';
2471                         if($title) {
2472                                 $section=$auto;
2473
2474                                 # This is hackish but should work in most cases.
2475                                 $section=str_replace('[[','',$section);
2476                                 $section=str_replace(']]','',$section);
2477                                 $title->mFragment=$section;
2478                                 $link=$this->makeKnownLinkObj($title,wfMsg('sectionlink'));
2479                         }
2480                         $sep='-';
2481                         $auto=$link.$auto;
2482                         if($pre) { $auto = $sep.' '.$auto; }
2483                         if($post) { $auto .= ' '.$sep; }
2484                         $auto='<span class="autocomment">'.$auto.'</span>';
2485                         $comment=$pre.$auto.$post;
2486                 }
2487
2488                 # format regular and media links - all other wiki formatting
2489                 # is ignored
2490                 $medians = $wgContLang->getNsText(Namespace::getMedia()).':';
2491                 while(preg_match('/\[\[(.*?)(\|(.*?))*\]\](.*)$/',$comment,$match)) {
2492                         # Handle link renaming [[foo|text]] will show link as "text"
2493                         if( "" != $match[3] ) {
2494                                 $text = $match[3];
2495                         } else {
2496                                 $text = $match[1];
2497                         }
2498                         if( preg_match( '/^' . $medians . '(.*)$/i', $match[1], $submatch ) ) {
2499                                 # Media link; trail not supported.
2500                                 $linkRegexp = '/\[\[(.*?)\]\]/';
2501                                 $thelink = $this->makeMediaLink( $submatch[1], "", $text );
2502                         } else {
2503                                 # Other kind of link
2504                                 if( preg_match( wfMsgForContent( "linktrail" ), $match[4], $submatch ) ) {
2505                                         $trail = $submatch[1];
2506                                 } else {
2507                                         $trail = "";
2508                                 }
2509                                 $linkRegexp = '/\[\[(.*?)\]\]' . preg_quote( $trail, '/' ) . '/';
2510                                 if ($match[1][0] == ':')
2511                                         $match[1] = substr($match[1], 1);
2512                                 $thelink = $this->makeLink( $match[1], $text, "", $trail );
2513                         }
2514                         $comment = preg_replace( $linkRegexp, $thelink, $comment, 1 );
2515                 }
2516                 return $comment;
2517         }
2518
2519         function imageHistoryLine( $iscur, $timestamp, $img, $user, $usertext, $size, $description ) {
2520                 global $wgUser, $wgLang, $wgContLang, $wgTitle;
2521
2522                 $datetime = $wgLang->timeanddate( $timestamp, true );
2523                 $del = wfMsg( 'deleteimg' );
2524                 $delall = wfMsg( 'deleteimgcompletely' );
2525                 $cur = wfMsg( 'cur' );
2526
2527                 if ( $iscur ) {
2528                         $url = Image::wfImageUrl( $img );
2529                         $rlink = $cur;
2530                         if ( $wgUser->isAllowed('delete') ) {
2531                                 $link = $wgTitle->escapeLocalURL( 'image=' . $wgTitle->getPartialURL() .
2532                                   '&action=delete' );
2533                                 $style = $this->getInternalLinkAttributes( $link, $delall );
2534
2535                                 $dlink = '<a href="'.$link.'"'.$style.'>'.$delall.'</a>';
2536                         } else {
2537                                 $dlink = $del;
2538                         }
2539                 } else {
2540                         $url = htmlspecialchars( wfImageArchiveUrl( $img ) );
2541                         if( $wgUser->getID() != 0 && $wgTitle->userCanEdit() ) {
2542                                 $rlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2543                                            wfMsg( 'revertimg' ), 'action=revert&oldimage=' .
2544                                            urlencode( $img ) );
2545                                 $dlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2546                                            $del, 'action=delete&oldimage=' . urlencode( $img ) );
2547                         } else {
2548                                 # Having live active links for non-logged in users
2549                                 # means that bots and spiders crawling our site can
2550                                 # inadvertently change content. Baaaad idea.
2551                                 $rlink = wfMsg( 'revertimg' );
2552                                 $dlink = $del;
2553                         }
2554                 }
2555                 if ( 0 == $user ) {
2556                         $userlink = $usertext;
2557                 } else {
2558                         $userlink = $this->makeLink( $wgContLang->getNsText( Namespace::getUser() ) .
2559                                        ':'.$usertext, $usertext );
2560                 }
2561                 $nbytes = wfMsg( 'nbytes', $size );
2562                 $style = $this->getInternalLinkAttributes( $url, $datetime );
2563
2564                 $s = "<li> ({$dlink}) ({$rlink}) <a href=\"{$url}\"{$style}>{$datetime}</a>"
2565                   . " . . {$userlink} ({$nbytes})";
2566
2567                 if ( '' != $description && '*' != $description ) {
2568                         $sk=$wgUser->getSkin();
2569                         $s .= $wgContLang->emphasize(' (' . $sk->formatComment($description,$wgTitle) . ')');
2570                 }
2571                 $s .= "</li>\n";
2572                 return $s;
2573         }
2574
2575         function tocIndent($level) {
2576                 return str_repeat( '<div class="tocindent">'."\n", $level>0 ? $level : 0 );
2577         }
2578
2579         function tocUnindent($level) {
2580                 return str_repeat( "</div>\n", $level>0 ? $level : 0 );
2581         }
2582
2583         /**
2584          * parameter level defines if we are on an indentation level
2585          */
2586         function tocLine( $anchor, $tocline, $level ) {
2587                 $link = '<a href="#'.$anchor.'">'.$tocline.'</a><br />';
2588                 if($level) {
2589                         return $link."\n";
2590                 } else {
2591                         return '<div class="tocline">'.$link."</div>\n";
2592                 }
2593
2594         }
2595
2596         function tocTable($toc) {
2597                 # note to CSS fanatics: putting this in a div does not work -- div won't auto-expand
2598                 # try min-width & co when somebody gets a chance
2599                 $hideline = ' <script type="text/javascript">showTocToggle("' . addslashes( wfMsg('showtoc') ) . '","' . addslashes( wfMsg('hidetoc') ) . '")</script>';
2600                 return
2601                 '<table border="0" id="toc"><tr id="toctitle"><td align="center">'."\n".
2602                 '<b>'.wfMsgForContent('toc').'</b>' .
2603                 $hideline .
2604                 '</td></tr><tr id="tocinside"><td>'."\n".
2605                 $toc."</td></tr></table>\n";
2606         }
2607
2608         /**
2609          * These two do not check for permissions: check $wgTitle->userCanEdit
2610          * before calling them
2611          */
2612         function editSectionScriptForOther( $title, $section, $head ) {
2613                 $ttl = Title::newFromText( $title );
2614                 $url = $ttl->escapeLocalURL( 'action=edit&section='.$section );
2615                 return '<span oncontextmenu=\'document.location="'.$url.'";return false;\'>'.$head.'</span>';
2616         }
2617
2618         function editSectionScript( $nt, $section, $head ) {
2619                 global $wgRequest;
2620                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2621                         return $head;
2622                 }
2623                 $url = $nt->escapeLocalURL( 'action=edit&section='.$section );
2624                 return '<span oncontextmenu=\'document.location="'.$url.'";return false;\'>'.$head.'</span>';
2625         }
2626
2627         function editSectionLinkForOther( $title, $section ) {
2628                 global $wgRequest;
2629                 global $wgContLang;
2630
2631                 $title = Title::newFromText($title);
2632                 $editurl = '&section='.$section;
2633                 $url = $this->makeKnownLink($title->getPrefixedText(),wfMsg('editsection'),'action=edit'.$editurl);
2634
2635                 if( $wgContLang->isRTL() ) {
2636                         $farside = 'left';
2637                         $nearside = 'right';
2638                 } else {
2639                         $farside = 'right';
2640                         $nearside = 'left';
2641                 }
2642                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2643
2644         }
2645
2646         function editSectionLink( $nt, $section ) {
2647                 global $wgRequest;
2648                 global $wgContLang;
2649
2650                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2651                         # Section edit links would be out of sync on an old page.
2652                         # But, if we're diffing to the current page, they'll be
2653                         # correct.
2654                         return '';
2655                 }
2656
2657                 $editurl = '&section='.$section;
2658                 $url = $this->makeKnownLink($nt->getPrefixedText(),wfMsg('editsection'),'action=edit'.$editurl);
2659
2660                 if( $wgContLang->isRTL() ) {
2661                         $farside = 'left';
2662                         $nearside = 'right';
2663                 } else {
2664                         $farside = 'right';
2665                         $nearside = 'left';
2666                 }
2667                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2668
2669         }
2670
2671         /**
2672          * This function is called by EditPage.php and shows a bulletin board style
2673          * toolbar for common editing functions. It can be disabled in the user
2674          * preferences.
2675          * The necessary JavaScript code can be found in style/wikibits.js.
2676          */
2677         function getEditToolbar() {
2678                 global $wgStylePath, $wgLang, $wgMimeType;
2679
2680                 /**
2681                  * toolarray an array of arrays which each include the filename of
2682                  * the button image (without path), the opening tag, the closing tag,
2683                  * and optionally a sample text that is inserted between the two when no
2684                  * selection is highlighted.
2685                  * The tip text is shown when the user moves the mouse over the button.
2686                  *
2687                  * Already here are accesskeys (key), which are not used yet until someone
2688                  * can figure out a way to make them work in IE. However, we should make
2689                  * sure these keys are not defined on the edit page.
2690                  */
2691                 $toolarray=array(
2692                         array(  'image'=>'button_bold.png',
2693                                         'open'  =>      "\'\'\'",
2694                                         'close' =>      "\'\'\'",
2695                                         'sample'=>      wfMsg('bold_sample'),
2696                                         'tip'   =>      wfMsg('bold_tip'),
2697                                         'key'   =>      'B'
2698                                 ),
2699                         array(  'image'=>'button_italic.png',
2700                                         'open'  =>      "\'\'",
2701                                         'close' =>      "\'\'",
2702                                         'sample'=>      wfMsg('italic_sample'),
2703                                         'tip'   =>      wfMsg('italic_tip'),
2704                                         'key'   =>      'I'
2705                                 ),
2706                         array(  'image'=>'button_link.png',
2707                                         'open'  =>      '[[',
2708                                         'close' =>      ']]',
2709                                         'sample'=>      wfMsg('link_sample'),
2710                                         'tip'   =>      wfMsg('link_tip'),
2711                                         'key'   =>      'L'
2712                                 ),
2713                         array(  'image'=>'button_extlink.png',
2714                                         'open'  =>      '[',
2715                                         'close' =>      ']',
2716                                         'sample'=>      wfMsg('extlink_sample'),
2717                                         'tip'   =>      wfMsg('extlink_tip'),
2718                                         'key'   =>      'X'
2719                                 ),
2720                         array(  'image'=>'button_headline.png',
2721                                         'open'  =>      "\\n== ",
2722                                         'close' =>      " ==\\n",
2723                                         'sample'=>      wfMsg('headline_sample'),
2724                                         'tip'   =>      wfMsg('headline_tip'),
2725                                         'key'   =>      'H'
2726                                 ),
2727                         array(  'image'=>'button_image.png',
2728                                         'open'  =>      '[['.$wgLang->getNsText(NS_IMAGE).":",
2729                                         'close' =>      ']]',
2730                                         'sample'=>      wfMsg('image_sample'),
2731                                         'tip'   =>      wfMsg('image_tip'),
2732                                         'key'   =>      'D'
2733                                 ),
2734                         array(  'image' =>      'button_media.png',
2735                                         'open'  =>      '[['.$wgLang->getNsText(NS_MEDIA).':',
2736                                         'close' =>      ']]',
2737                                         'sample'=>      wfMsg('media_sample'),
2738                                         'tip'   =>      wfMsg('media_tip'),
2739                                         'key'   =>      'M'
2740                                 ),
2741                         array(  'image' =>      'button_math.png',
2742                                         'open'  =>      "\\<math\\>",
2743                                         'close' =>      "\\</math\\>",
2744                                         'sample'=>      wfMsg('math_sample'),
2745                                         'tip'   =>      wfMsg('math_tip'),
2746                                         'key'   =>      'C'
2747                                 ),
2748                         array(  'image' =>      'button_nowiki.png',
2749                                         'open'  =>      "\\<nowiki\\>",
2750                                         'close' =>      "\\</nowiki\\>",
2751                                         'sample'=>      wfMsg('nowiki_sample'),
2752                                         'tip'   =>      wfMsg('nowiki_tip'),
2753                                         'key'   =>      'N'
2754                                 ),
2755                         array(  'image' =>      'button_sig.png',
2756                                         'open'  =>      '--~~~~',
2757                                         'close' =>      '',
2758                                         'sample'=>      '',
2759                                         'tip'   =>      wfMsg('sig_tip'),
2760                                         'key'   =>      'Y'
2761                                 ),
2762                         array(  'image' =>      'button_hr.png',
2763                                         'open'  =>      "\\n----\\n",
2764                                         'close' =>      '',
2765                                         'sample'=>      '',
2766                                         'tip'   =>      wfMsg('hr_tip'),
2767                                         'key'   =>      'R'
2768                                 )
2769                 );
2770                 $toolbar ="<script type='text/javascript'>\n/*<![CDATA[*/\n";
2771
2772                 $toolbar.="document.writeln(\"<div id='toolbar'>\");\n";
2773                 foreach($toolarray as $tool) {
2774
2775                         $image=$wgStylePath.'/common/images/'.$tool['image'];
2776                         $open=$tool['open'];
2777                         $close=$tool['close'];
2778                         $sample = addslashes( $tool['sample'] );
2779
2780                         // Note that we use the tip both for the ALT tag and the TITLE tag of the image.
2781                         // Older browsers show a "speedtip" type message only for ALT.
2782                         // Ideally these should be different, realistically they
2783                         // probably don't need to be.
2784                         $tip = addslashes( $tool['tip'] );
2785
2786                         #$key = $tool["key"];
2787
2788                         $toolbar.="addButton('$image','$tip','$open','$close','$sample');\n";
2789                 }
2790
2791                 $toolbar.="addInfobox('" . addslashes( wfMsg( "infobox" ) ) . "','" . addslashes(wfMsg("infobox_alert")) . "');\n";
2792                 $toolbar.="document.writeln(\"</div>\");\n";
2793
2794                 $toolbar.="/*]]>*/\n</script>";
2795                 return $toolbar;
2796         }
2797
2798         /**
2799          * @access public
2800          */
2801         function suppressUrlExpansion() {
2802                 return false;
2803         }
2804 }
2805
2806 }
2807 ?>