includes/Skin.php

   1 <?php
   2
   3 # This is not a valid entry point, perform no further processing unless MEDIAWIKI is defined
   4 if( defined( "MEDIAWIKI" ) ) {
   5
   6 # See skin.doc
   7
   8 require_once( 'Feed.php' );  // should not be called if the actual page isn't feed enabled
   9 require_once( 'Image.php' );
  10
  11 # These are the INTERNAL names, which get mapped
  12 # directly to class names.  For display purposes, the
  13 # Language class has internationalized names
  14 #
  15 /* private */ $wgValidSkinNames = array(
  16         'standard'      => 'Standard',
  17         'nostalgia'     => 'Nostalgia',
  18         'cologneblue'   => 'CologneBlue'
  19 );
  20 if( $wgUsePHPTal ) {
  21         #$wgValidSkinNames[] = 'PHPTal';
  22         #$wgValidSkinNames['davinci'] = 'DaVinci';
  23         #$wgValidSkinNames['mono'] = 'Mono';
  24         $wgValidSkinNames['monobook'] = 'MonoBook';
  25         $wgValidSkinNames['myskin'] = 'MySkin';
  26         #$wgValidSkinNames['monobookminimal'] = 'MonoBookMinimal';
  27         $wgValidSkinNames['chick'] = 'Chick';
  28 }
  29
  30 require_once( 'RecentChange.php' );
  31
  32 class RCCacheEntry extends RecentChange
  33 {
  34         var $secureName, $link;
  35         var $curlink , $difflink, $lastlink , $usertalklink , $versionlink ;
  36         var $userlink, $timestamp, $watched;
  37
  38         function newFromParent( $rc )
  39         {
  40                 $rc2 = new RCCacheEntry;
  41                 $rc2->mAttribs = $rc->mAttribs;
  42                 $rc2->mExtra = $rc->mExtra;
  43                 return $rc2;
  44         }
  45 } ;
  46
  47 class Skin {
  48
  49         /* private */ var $lastdate, $lastline;
  50         var $linktrail ; # linktrail regexp
  51         var $rc_cache ; # Cache for Enhanced Recent Changes
  52         var $rcCacheIndex ; # Recent Changes Cache Counter for visibility toggle
  53         var $rcMoveIndex;
  54         var $postParseLinkColour = true;
  55
  56         function Skin()
  57         {
  58                 global $wgUseOldExistenceCheck;
  59                 $postParseLinkColour = !$wgUseOldExistenceCheck;
  60                 $this->linktrail = wfMsg('linktrail');
  61         }
  62
  63         function getSkinNames()
  64         {
  65                 global $wgValidSkinNames;
  66                 return $wgValidSkinNames;
  67         }
  68
  69         function getStylesheet()
  70         {
  71                 return 'wikistandard.css';
  72         }
  73         function getSkinName() {
  74                 return "standard";
  75         }
  76
  77         # Get/set accessor for delayed link colouring
  78         function postParseLinkColour( $setting = NULL ) {
  79                 return wfSetVar( $this->postParseLinkColour, $setting );
  80         }
  81
  82         function qbSetting()
  83         {
  84                 global $wgOut, $wgUser;
  85
  86                 if ( $wgOut->isQuickbarSuppressed() ) { return 0; }
  87                 $q = $wgUser->getOption( 'quickbar' );
  88                 if ( '' == $q ) { $q = 0; }
  89                 return $q;
  90         }
  91
  92         function initPage( &$out )
  93         {
  94                 $fname = 'Skin::initPage';
  95                 wfProfileIn( $fname );
  96
  97                 $out->addLink( array( 'rel' => 'shortcut icon', 'href' => '/favicon.ico' ) );
  98
  99                 $this->addMetadataLinks($out);
 100
 101                 wfProfileOut( $fname );
 102         }
 103
 104         function addMetadataLinks( &$out ) {
 105                 global $wgTitle, $wgEnableDublinCoreRdf, $wgEnableCreativeCommonsRdf, $wgRdfMimeType, $action;
 106                 global $wgRightsPage, $wgRightsUrl;
 107
 108                 if( $out->isArticleRelated() ) {
 109                         # note: buggy CC software only reads first "meta" link
 110                         if( $wgEnableCreativeCommonsRdf ) {
 111                                 $out->addMetadataLink( array(
 112                                         'title' => 'Creative Commons',
 113                                         'type' => 'application/rdf+xml',
 114                                         'href' => $wgTitle->getLocalURL( 'action=creativecommons') ) );
 115                         }
 116                         if( $wgEnableDublinCoreRdf ) {
 117                                 $out->addMetadataLink( array(
 118                                         'title' => 'Dublin Core',
 119                                         'type' => 'application/rdf+xml',
 120                                         'href' => $wgTitle->getLocalURL( 'action=dublincore' ) ) );
 121                         }
 122                 }
 123                 $copyright = '';
 124                 if( $wgRightsPage ) {
 125                         $copy = Title::newFromText( $wgRightsPage );
 126                         if( $copy ) {
 127                                 $copyright = $copy->getLocalURL();
 128                         }
 129                 }
 130                 if( !$copyright && $wgRightsUrl ) {
 131                         $copyright = $wgRightsUrl;
 132                 }
 133                 if( $copyright ) {
 134                         $out->addLink( array(
 135                                 'rel' => 'copyright',
 136                                 'href' => $copyright ) );
 137                 }
 138         }
 139
 140         function outputPage( &$out ) {
 141                 global $wgDebugComments;
 142
 143                 wfProfileIn( 'Skin::outputPage' );
 144                 $this->initPage( $out );
 145                 $out->out( $out->headElement() );
 146
 147                 $out->out( "\n<body" );
 148                 $ops = $this->getBodyOptions();
 149                 foreach ( $ops as $name => $val ) {
 150                         $out->out( " $name='$val'" );
 151                 }
 152                 $out->out( ">\n" );
 153                 if ( $wgDebugComments ) {
 154                         $out->out( "<!-- Wiki debugging output:\n" .
 155                           $out->mDebugtext . "-->\n" );
 156                 }
 157                 $out->out( $this->beforeContent() );
 158
 159                 $out->out( $out->mBodytext . "\n" );
 160
 161                 $out->out( $this->afterContent() );
 162
 163                 wfProfileClose();
 164                 $out->out( $out->reportTime() );
 165
 166                 $out->out( "\n</body></html>" );
 167         }
 168
 169         function getHeadScripts() {
 170                 global $wgStylePath, $wgUser, $wgLang, $wgAllowUserJs;
 171                 $r = "<script type=\"text/javascript\" src=\"{$wgStylePath}/wikibits.js\"></script>\n";
 172                 if( $wgAllowUserJs && $wgUser->getID() != 0 ) { # logged in
 173                         $userpage = $wgLang->getNsText( Namespace::getUser() ) . ":" . $wgUser->getName();
 174                         $userjs = htmlspecialchars($this->makeUrl($userpage.'/'.$this->getSkinName().'.js', 'action=raw&ctype=text/javascript'));
 175                         $r .= '<script type="text/javascript" src="'.$userjs."\"></script>\n";
 176                 }
 177                 return $r;
 178         }
 179
 180         # get the user/site-specific stylesheet, SkinPHPTal called from RawPage.php (settings are cached that way)
 181         function getUserStylesheet() {
 182                 global $wgOut, $wgStylePath, $wgLang, $wgUser, $wgRequest, $wgTitle, $wgAllowUserCss;
 183                 $sheet = $this->getStylesheet();
 184                 $action = $wgRequest->getText('action');
 185                 $s = "@import \"$wgStylePath/$sheet\";\n";
 186                 if($wgLang->isRTL()) $s .= "@import \"$wgStylePath/common_rtl.css\";\n";
 187                 if( $wgAllowUserCss && $wgUser->getID() != 0 ) { # logged in
 188                         if($wgTitle->isCssSubpage() and $action == 'submit' and  $wgTitle->userCanEditCssJsSubpage()) {
 189                                 $s .= $wgRequest->getText('wpTextbox1');
 190                         } else {
 191                                 $userpage = $wgLang->getNsText( Namespace::getUser() ) . ":" . $wgUser->getName();
 192                                 $s.= '@import "'.$this->makeUrl($userpage.'/'.$this->getSkinName().'.css', 'action=raw&ctype=text/css').'";'."\n";
 193                         }
 194                 }
 195                 $s .= $this->doGetUserStyles();
 196                 return $s."\n";
 197         }
 198         # placeholder, returns generated js in monobook
 199         function getUserJs() {
 200                 return;
 201         }
 202
 203         function getUserStyles()
 204         {
 205                 global $wgOut, $wgStylePath, $wgLang;
 206                 $s = "<style type='text/css'>\n";
 207                 $s .= "/*/*/ /*<![CDATA[*/\n"; # <-- Hide the styles from Netscape 4 without hiding them from IE/Mac
 208                 $s .= $this->getUserStylesheet();
 209                 $s .= "/*]]>*/ /* */\n";
 210                 $s .= "</style>\n";
 211                 return $s;
 212         }
 213
 214         function doGetUserStyles()
 215         {
 216                 global $wgUser, $wgLang;
 217
 218                 $csspage = $wgLang->getNsText( NS_MEDIAWIKI ) . ":" . $this->getSkinName() . ".css";
 219                 $s = '@import "'.$this->makeUrl($csspage, 'action=raw&ctype=text/css')."\";\n";
 220
 221                 if ( 1 == $wgUser->getOption( 'underline' ) ) {
 222                         # Don't override browser settings
 223                 } else {
 224                         # CHECK MERGE @@@
 225                         # Force no underline
 226                         $s .= "a { text-decoration: none; }\n";
 227                 }
 228                 if ( 1 == $wgUser->getOption( 'highlightbroken' ) ) {
 229                         $s .= "a.new, #quickbar a.new { color: #CC2200; }\n";
 230                 }
 231                 if ( 1 == $wgUser->getOption( 'justify' ) ) {
 232                         $s .= "#article { text-align: justify; }\n";
 233                 }
 234                 return $s;
 235         }
 236
 237         function getBodyOptions()
 238         {
 239                 global $wgUser, $wgTitle, $wgNamespaceBackgrounds, $wgOut, $wgRequest;
 240
 241                 extract( $wgRequest->getValues( 'oldid', 'redirect', 'diff' ) );
 242
 243                 if ( 0 != $wgTitle->getNamespace() ) {
 244                         $a = array( 'bgcolor' => '#ffffec' );
 245                 }
 246                 else $a = array( 'bgcolor' => '#FFFFFF' );
 247                 if($wgOut->isArticle() && $wgUser->getOption('editondblclick') &&
 248                   (!$wgTitle->isProtected() || $wgUser->isSysop()) ) {
 249                         $t = wfMsg( 'editthispage' );
 250                         $oid = $red = '';
 251                         if ( !empty($redirect) ) {
 252                                 $red = "&redirect={$redirect}";
 253                         }
 254                         if ( !empty($oldid) && ! isset( $diff ) ) {
 255                                 $oid = "&oldid={$oldid}";
 256                         }
 257                         $s = $wgTitle->getFullURL( "action=edit{$oid}{$red}" );
 258                         $s = 'document.location = "' .$s .'";';
 259                         $a += array ('ondblclick' => $s);
 260
 261                 }
 262                 $a['onload'] = $wgOut->getOnloadHandler();
 263                 return $a;
 264         }
 265
 266         function getExternalLinkAttributes( $link, $text, $class='' )
 267         {
 268                 global $wgUser, $wgOut, $wgLang;
 269
 270                 $link = urldecode( $link );
 271                 $link = $wgLang->checkTitleEncoding( $link );
 272                 $link = str_replace( '_', ' ', $link );
 273                 $link = htmlspecialchars( $link );
 274
 275                 $r = ($class != '') ? " class='$class'" : " class='external'";
 276
 277                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 278                         $r .= " title=\"{$link}\"";
 279                 }
 280                 return $r;
 281         }
 282
 283         function getInternalLinkAttributes( $link, $text, $broken = false )
 284         {
 285                 global $wgUser, $wgOut;
 286
 287                 $link = urldecode( $link );
 288                 $link = str_replace( '_', ' ', $link );
 289                 $link = htmlspecialchars( $link );
 290
 291                 if ( $broken == 'stub' ) {
 292                         $r = ' class="stub"';
 293                 } else if ( $broken == 'yes' ) {
 294                         $r = ' class="new"';
 295                 } else {
 296                         $r = '';
 297                 }
 298
 299                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 300                         $r .= " title=\"{$link}\"";
 301                 }
 302                 return $r;
 303         }
 304
 305         function getInternalLinkAttributesObj( &$nt, $text, $broken = false )
 306         {
 307                 global $wgUser, $wgOut;
 308
 309                 if ( $broken == 'stub' ) {
 310                         $r = ' class="stub"';
 311                 } else if ( $broken == 'yes' ) {
 312                         $r = ' class="new"';
 313                 } else {
 314                         $r = '';
 315                 }
 316
 317                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 318                         $r .= ' title ="' . $nt->getEscapedText() . '"';
 319                 }
 320                 return $r;
 321         }
 322
 323         function getLogo()
 324         {
 325                 global $wgLogo;
 326                 return $wgLogo;
 327         }
 328
 329         # This will be called immediately after the <body> tag.  Split into
 330         # two functions to make it easier to subclass.
 331         #
 332         function beforeContent()
 333         {
 334                 global $wgUser, $wgOut;
 335
 336                 return $this->doBeforeContent();
 337         }
 338
 339         function doBeforeContent()
 340         {
 341                 global $wgUser, $wgOut, $wgTitle, $wgLang, $wgSiteNotice;
 342                 $fname = 'Skin::doBeforeContent';
 343                 wfProfileIn( $fname );
 344
 345                 $s = '';
 346                 $qb = $this->qbSetting();
 347
 348                 if( $langlinks = $this->otherLanguages() ) {
 349                         $rows = 2;
 350                         $borderhack = '';
 351                 } else {
 352                         $rows = 1;
 353                         $langlinks = false;
 354                         $borderhack = 'class="top"';
 355                 }
 356
 357                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 358                   "<table border='0' cellspacing='0' width='98%'>\n<tr>\n";
 359
 360                 $shove = ($qb != 0);
 361                 $left = ($qb == 1 || $qb == 3);
 362                 if($wgLang->isRTL()) $left = !$left;
 363
 364                 if ( !$shove ) {
 365                         $s .= "<td class='top' align='left' valign='top' rowspan='{$rows}'>\n" .
 366                           $this->logoText() . '</td>';
 367                 } elseif( $left ) {
 368                         $s .= $this->getQuickbarCompensator( $rows );
 369                 }
 370                 $l = $wgLang->isRTL() ? 'right' : 'left';
 371                 $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 372
 373                 $s .= $this->topLinks() ;
 374                 $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 375
 376                 $r = $wgLang->isRTL() ? "left" : "right";
 377                 $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
 378                 $s .= $this->nameAndLogin();
 379                 $s .= "\n<br />" . $this->searchForm() . "</td>";
 380
 381                 if ( $langlinks ) {
 382                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 383                 }
 384
 385                 if ( $shove && !$left ) { # Right
 386                         $s .= $this->getQuickbarCompensator( $rows );
 387                 }
 388                 $s .= "</tr>\n</table>\n</div>\n";
 389                 $s .= "\n<div id='article'>\n";
 390
 391                 if( $wgSiteNotice ) {
 392                         $s .= "\n<div id='siteNotice'>$wgSiteNotice</div>\n";
 393                 }
 394                 $s .= $this->pageTitle();
 395                 $s .= $this->pageSubtitle() ;
 396                 $s .= $this->getCategories();
 397                 wfProfileOut( $fname );
 398                 return $s;
 399         }
 400
 401         function getCategoryLinks () {
 402                 global $wgOut, $wgTitle, $wgUser, $wgParser;
 403                 global $wgUseCategoryMagic, $wgUseCategoryBrowser, $wgLang;
 404
 405                 if( !$wgUseCategoryMagic ) return '' ;
 406                 if( count( $wgOut->mCategoryLinks ) == 0 ) return '';
 407
 408                 # Taken out so that they will be displayed in previews -- TS
 409                 #if( !$wgOut->isArticle() ) return '';
 410
 411                 $t = implode ( ' | ' , $wgOut->mCategoryLinks ) ;
 412                 $s = $this->makeKnownLink( 'Special:Categories',
 413                         wfMsg( 'categories' ), 'article=' . urlencode( $wgTitle->getPrefixedDBkey() ) )
 414                         . ': ' . $t;
 415
 416                 if($wgUseCategoryBrowser) {
 417                         $s .= '<br/><hr/>';
 418                         $catstack = array();
 419                         $s.= $wgTitle->getAllParentCategories($catstack);
 420                 }
 421
 422                 return $s;
 423         }
 424
 425         function getCategories() {
 426                 $catlinks=$this->getCategoryLinks();
 427                 if(!empty($catlinks)) {
 428                         return "<p class='catlinks'>{$catlinks}</p>";
 429                 }
 430         }
 431
 432         function getQuickbarCompensator( $rows = 1 )
 433         {
 434                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 435         }
 436
 437         # This gets called immediately before the </body> tag.
 438         #
 439         function afterContent()
 440         {
 441                 global $wgUser, $wgOut, $wgServer;
 442                 global $wgTitle, $wgLang;
 443
 444                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 445                 return $printfooter . $this->doAfterContent();
 446         }
 447
 448         function printSource() {
 449                 global $wgTitle;
 450                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 451                 return wfMsg( "retrievedfrom", "<a href=\"$url\">$url</a>" );
 452         }
 453
 454         function printFooter() {
 455                 return "<p>" .  $this->printSource() .
 456                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 457         }
 458
 459         function doAfterContent()
 460         {
 461                 global $wgUser, $wgOut, $wgLang;
 462                 $fname =  'Skin::doAfterContent';
 463                 wfProfileIn( $fname );
 464                 wfProfileIn( $fname.'-1' );
 465
 466                 $s = "\n</div><br style=\"clear:both\" />\n";
 467                 $s .= "\n<div id='footer'>";
 468                 $s .= '<table border="0" cellspacing="0"><tr>';
 469
 470                 wfProfileOut( $fname.'-1' );
 471                 wfProfileIn( $fname.'-2' );
 472
 473                 $qb = $this->qbSetting();
 474                 $shove = ($qb != 0);
 475                 $left = ($qb == 1 || $qb == 3);
 476                 if($wgLang->isRTL()) $left = !$left;
 477
 478                 if ( $shove && $left ) { # Left
 479                         $s .= $this->getQuickbarCompensator();
 480                 }
 481                 wfProfileOut( $fname.'-2' );
 482                 wfProfileIn( $fname.'-3' );
 483                 $l = $wgLang->isRTL() ? 'right' : 'left';
 484                 $s .= "<td class='bottom' align='$l' valign='top'>";
 485
 486                 $s .= $this->bottomLinks();
 487                 $s .= "\n<br />" . $this->mainPageLink()
 488                   . ' | ' . $this->aboutLink()
 489                   . ' | ' . $this->specialLink( 'recentchanges' )
 490                   . ' | ' . $this->searchForm()
 491                   . '<br /><span id="pagestats">' . $this->pageStats() . '</span>';
 492
 493                 $s .= "</td>";
 494                 if ( $shove && !$left ) { # Right
 495                         $s .= $this->getQuickbarCompensator();
 496                 }
 497                 $s .= "</tr></table>\n</div>\n</div>\n";
 498
 499                 wfProfileOut( $fname.'-3' );
 500                 wfProfileIn( $fname.'-4' );
 501                 if ( 0 != $qb ) { $s .= $this->quickBar(); }
 502                 wfProfileOut( $fname.'-4' );
 503                 wfProfileOut( $fname );
 504                 return $s;
 505         }
 506
 507         function pageTitleLinks()
 508         {
 509                 global $wgOut, $wgTitle, $wgUser, $wgLang, $wgUseApproval, $wgRequest;
 510
 511                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 512                 $action = $wgRequest->getText( 'action' );
 513
 514                 $s = $this->printableLink();
 515                 if ( wfMsg ( 'disclaimers' ) != '-' ) $s .= ' | ' . $this->makeKnownLink( wfMsg( 'disclaimerpage' ), wfMsg( 'disclaimers' ) ) ;
 516
 517                 if ( $wgOut->isArticleRelated() ) {
 518                         if ( $wgTitle->getNamespace() == Namespace::getImage() ) {
 519                                 $name = $wgTitle->getDBkey();
 520                                 $link = htmlspecialchars( Image::wfImageUrl( $name ) );
 521                                 $style = $this->getInternalLinkAttributes( $link, $name );
 522                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 523                         }
 524                         # This will show the "Approve" link if $wgUseApproval=true;
 525                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 526                         {
 527                                 $t = $wgTitle->getDBkey();
 528                                 $name = 'Approve this article' ;
 529                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 530                                 #htmlspecialchars( wfImageUrl( $name ) );
 531                                 $style = $this->getExternalLinkAttributes( $link, $name );
 532                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 533                         }
 534                 }
 535                 if ( 'history' == $action || isset( $diff ) || isset( $oldid ) ) {
 536                         $s .= ' | ' . $this->makeKnownLink( $wgTitle->getPrefixedText(),
 537                                         wfMsg( 'currentrev' ) );
 538                 }
 539
 540                 if ( $wgUser->getNewtalk() ) {
 541                 # do not show "You have new messages" text when we are viewing our
 542                 # own talk page
 543
 544                         if(!(strcmp($wgTitle->getText(),$wgUser->getName()) == 0 &&
 545                                                 $wgTitle->getNamespace()==Namespace::getTalk(Namespace::getUser()))) {
 546                                 $n =$wgUser->getName();
 547                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 548                                                         Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 549                                                 wfMsg('newmessageslink') );
 550                                 $s.= ' | <strong>'. wfMsg( 'newmessages', $tl ) . '</strong>';
 551                         }
 552                 }
 553
 554                 $undelete = $this->getUndeleteLink();
 555                 if( !empty( $undelete ) ) {
 556                         $s .= ' | '.$undelete;
 557                 }
 558                 return $s;
 559         }
 560
 561         function getUndeleteLink() {
 562                 global $wgUser, $wgTitle, $wgLang, $action;
 563                 if( $wgUser->isSysop() &&
 564                         (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 565                         ($n = $wgTitle->isDeleted() ) ) {
 566                         return wfMsg( 'thisisdeleted',
 567                                 $this->makeKnownLink(
 568                                         $wgLang->SpecialPage( 'Undelete/' . $wgTitle->getPrefixedDBkey() ),
 569                                         wfMsg( 'restorelink', $n ) ) );
 570                 }
 571                 return '';
 572         }
 573
 574         function printableLink()
 575         {
 576                 global $wgOut, $wgFeedClasses, $wgRequest;
 577
 578                 $baseurl = $_SERVER['REQUEST_URI'];
 579                 if( strpos( '?', $baseurl ) == false ) {
 580                         $baseurl .= '?';
 581                 } else {
 582                         $baseurl .= '&';
 583                 }
 584                 $baseurl = htmlspecialchars( $baseurl );
 585                 $printurl = $wgRequest->escapeAppendQuery( 'printable=yes' );
 586
 587                 $s = "<a href=\"$printurl\">" . wfMsg( 'printableversion' ) . '</a>';
 588                 if( $wgOut->isSyndicated() ) {
 589                         foreach( $wgFeedClasses as $format => $class ) {
 590                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 591                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 592                         }
 593                 }
 594                 return $s;
 595         }
 596
 597         function pageTitle()
 598         {
 599                 global $wgOut, $wgTitle, $wgUser;
 600
 601                 $s = '<h1 class="pagetitle">' . htmlspecialchars( $wgOut->getPageTitle() ) . '</h1>';
 602                 if($wgUser->getOption( 'editsectiononrightclick' ) && $wgTitle->userCanEdit()) { $s=$this->editSectionScript(0,$s);}
 603                 return $s;
 604         }
 605
 606         function pageSubtitle()
 607         {
 608                 global $wgOut;
 609
 610                 $sub = $wgOut->getSubtitle();
 611                 if ( '' == $sub ) {
 612                         global $wgExtraSubtitle;
 613                         $sub = wfMsg( 'fromwikipedia' ) . $wgExtraSubtitle;
 614                 }
 615                 $subpages = $this->subPageSubtitle();
 616                 $sub .= !empty($subpages)?"</p><p class='subpages'>$subpages":'';
 617                 $s = "<p class='subtitle'>{$sub}</p>\n";
 618                 return $s;
 619         }
 620
 621         function subPageSubtitle()
 622         {
 623                 global $wgOut,$wgTitle,$wgNamespacesWithSubpages;
 624                 $subpages = '';
 625                 if($wgOut->isArticle() && !empty($wgNamespacesWithSubpages[$wgTitle->getNamespace()])) {
 626                         $ptext=$wgTitle->getPrefixedText();
 627                         if(preg_match('/\//',$ptext)) {
 628                                 $links = explode('/',$ptext);
 629                                 $c = 0;
 630                                 $growinglink = '';
 631                                 foreach($links as $link) {
 632                                         $c++;
 633                                         if ($c<count($links)) {
 634                                                 $growinglink .= $link;
 635                                                 $getlink = $this->makeLink( $growinglink, $link );
 636                                                 if(preg_match('/class="new"/i',$getlink)) { break; } # this is a hack, but it saves time
 637                                                 if ($c>1) {
 638                                                         $subpages .= ' | ';
 639                                                 } else  {
 640                                                         $subpages .= '&lt; ';
 641                                                 }
 642                                                 $subpages .= $getlink;
 643                                                 $growinglink .= '/';
 644                                         }
 645                                 }
 646                         }
 647                 }
 648                 return $subpages;
 649         }
 650
 651         function nameAndLogin()
 652         {
 653                 global $wgUser, $wgTitle, $wgLang, $wgShowIPinHeader, $wgIP;
 654
 655                 $li = $wgLang->specialPage( 'Userlogin' );
 656                 $lo = $wgLang->specialPage( 'Userlogout' );
 657
 658                 $s = '';
 659                 if ( 0 == $wgUser->getID() ) {
 660                         if( $wgShowIPinHeader && isset(  $_COOKIE[ini_get('session.name')] ) ) {
 661                                 $n = $wgIP;
 662
 663                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 664                                   Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 665                                   $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 666
 667                                 $s .= $n . ' ('.$tl.')';
 668                         } else {
 669                                 $s .= wfMsg('notloggedin');
 670                         }
 671
 672                         $rt = $wgTitle->getPrefixedURL();
 673                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 674                                 $q = '';
 675                         } else { $q = "returnto={$rt}"; }
 676
 677                         $s .= "\n<br />" . $this->makeKnownLink( $li,
 678                           wfMsg( 'login' ), $q );
 679                 } else {
 680                         $n = $wgUser->getName();
 681                         $rt = $wgTitle->getPrefixedURL();
 682                         $tl = $this->makeKnownLink( $wgLang->getNsText(
 683                           Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 684                           $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 685
 686                         $tl = " ({$tl})";
 687
 688                         $s .= $this->makeKnownLink( $wgLang->getNsText(
 689                           Namespace::getUser() ) . ":{$n}", $n ) . "{$tl}<br />" .
 690                           $this->makeKnownLink( $lo, wfMsg( 'logout' ),
 691                           "returnto={$rt}" ) . ' | ' .
 692                           $this->specialLink( 'preferences' );
 693                 }
 694                 $s .= ' | ' . $this->makeKnownLink( wfMsg( 'helppage' ),
 695                   wfMsg( 'help' ) );
 696
 697                 return $s;
 698         }
 699
 700         function getSearchLink() {
 701                 $searchPage =& Title::makeTitle( NS_SPECIAL, 'Search' );
 702                 return $searchPage->getLocalURL();
 703         }
 704
 705         function escapeSearchLink() {
 706                 return htmlspecialchars( $this->getSearchLink() );
 707         }
 708
 709         function searchForm()
 710         {
 711                 global $wgRequest;
 712                 $search = $wgRequest->getText( 'search' );
 713
 714                 $s = '<form name="search" class="inline" method="post" action="'
 715                   . $this->escapeSearchLink() . "\">\n"
 716                   . '<input type="text" name="search" size="19" value="'
 717                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 718                   . '<input type="submit" name="go" value="' . wfMsg ('go') . '" />&nbsp;'
 719                   . '<input type="submit" name="fulltext" value="' . wfMsg ('search') . "\" />\n</form>";
 720
 721                 return $s;
 722         }
 723
 724         function topLinks()
 725         {
 726                 global $wgOut;
 727                 $sep = " |\n";
 728
 729                 $s = $this->mainPageLink() . $sep
 730                   . $this->specialLink( 'recentchanges' );
 731
 732                 if ( $wgOut->isArticleRelated() ) {
 733                         $s .=  $sep . $this->editThisPage()
 734                           . $sep . $this->historyLink();
 735                 }
 736                 # Many people don't like this dropdown box
 737                 #$s .= $sep . $this->specialPagesList();
 738
 739                 return $s;
 740         }
 741
 742         function bottomLinks()
 743         {
 744                 global $wgOut, $wgUser, $wgTitle;
 745                 $sep = " |\n";
 746
 747                 $s = '';
 748                 if ( $wgOut->isArticleRelated() ) {
 749                         $s .= '<strong>' . $this->editThisPage() . '</strong>';
 750                         if ( 0 != $wgUser->getID() ) {
 751                                 $s .= $sep . $this->watchThisPage();
 752                         }
 753                         $s .= $sep . $this->talkLink()
 754                           . $sep . $this->historyLink()
 755                           . $sep . $this->whatLinksHere()
 756                           . $sep . $this->watchPageLinksLink();
 757
 758                         if ( $wgTitle->getNamespace() == Namespace::getUser()
 759                             || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser()) )
 760
 761                         {
 762                                 $id=User::idFromName($wgTitle->getText());
 763                                 $ip=User::isIP($wgTitle->getText());
 764
 765                                 if($id || $ip) { # both anons and non-anons have contri list
 766                                         $s .= $sep . $this->userContribsLink();
 767                                 }
 768                                 if ( 0 != $wgUser->getID() ) { # show only to signed in users
 769                                         if($id) {       # can only email non-anons
 770                                                 $s .= $sep . $this->emailUserLink();
 771                                         }
 772                                 }
 773                         }
 774                         if ( $wgUser->isSysop() && $wgTitle->getArticleId() ) {
 775                                 $s .= "\n<br />" . $this->deleteThisPage() .
 776                                 $sep . $this->protectThisPage() .
 777                                 $sep . $this->moveThisPage();
 778                         }
 779                         $s .= "<br />\n" . $this->otherLanguages();
 780                 }
 781                 return $s;
 782         }
 783
 784         function pageStats()
 785         {
 786                 global $wgOut, $wgLang, $wgArticle, $wgRequest;
 787                 global $wgDisableCounters, $wgMaxCredits, $wgShowCreditsIfMax;
 788
 789                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 790                 if ( ! $wgOut->isArticle() ) { return ''; }
 791                 if ( isset( $oldid ) || isset( $diff ) ) { return ''; }
 792                 if ( 0 == $wgArticle->getID() ) { return ''; }
 793
 794                 $s = '';
 795                 if ( !$wgDisableCounters ) {
 796                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 797                         if ( $count ) {
 798                                 $s = wfMsg( 'viewcount', $count );
 799                         }
 800                 }
 801
 802                 if (isset($wgMaxCredits) && $wgMaxCredits != 0) {
 803                     require_once("Credits.php");
 804                     $s .= ' ' . getCredits($wgArticle, $wgMaxCredits, $wgShowCreditsIfMax);
 805                 } else {
 806                     $s .= $this->lastModified();
 807                 }
 808
 809                 return $s . ' ' .  $this->getCopyright();
 810         }
 811
 812         function getCopyright() {
 813                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRequest;
 814
 815
 816                 $oldid = $wgRequest->getVal( 'oldid' );
 817                 $diff = $wgRequest->getVal( 'diff' );
 818
 819                 if ( !is_null( $oldid ) && is_null( $diff ) && wfMsg( 'history_copyright' ) !== '-' ) {
 820                         $msg = 'history_copyright';
 821                 } else {
 822                         $msg = 'copyright';
 823                 }
 824
 825                 $out = '';
 826                 if( $wgRightsPage ) {
 827                         $link = $this->makeKnownLink( $wgRightsPage, $wgRightsText );
 828                 } elseif( $wgRightsUrl ) {
 829                         $link = $this->makeExternalLink( $wgRightsUrl, $wgRightsText );
 830                 } else {
 831                         # Give up now
 832                         return $out;
 833                 }
 834                 $out .= wfMsg( $msg, $link );
 835                 return $out;
 836         }
 837
 838         function getCopyrightIcon() {
 839                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRightsIcon;
 840                 $out = '';
 841                 if( $wgRightsIcon ) {
 842                         $icon = htmlspecialchars( $wgRightsIcon );
 843                         if( $wgRightsUrl ) {
 844                                 $url = htmlspecialchars( $wgRightsUrl );
 845                                 $out .= '<a href="'.$url.'">';
 846                         }
 847                         $text = htmlspecialchars( $wgRightsText );
 848                         $out .= "<img src=\"$icon\" alt='$text' />";
 849                         if( $wgRightsUrl ) {
 850                                 $out .= '</a>';
 851                         }
 852                 }
 853                 return $out;
 854         }
 855
 856         function getPoweredBy() {
 857                 global $wgStylePath;
 858                 $url = htmlspecialchars( "$wgStylePath/images/poweredby_mediawiki_88x31.png" );
 859                 $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" alt="MediaWiki" /></a>';
 860                 return $img;
 861         }
 862
 863         function lastModified()
 864         {
 865                 global $wgLang, $wgArticle;
 866
 867                 $timestamp = $wgArticle->getTimestamp();
 868                 if ( $timestamp ) {
 869                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 870                         $s = ' ' . wfMsg( 'lastmodified', $d );
 871                 } else {
 872                         $s = '';
 873                 }
 874                 return $s;
 875         }
 876
 877         function logoText( $align = '' )
 878         {
 879                 if ( '' != $align ) { $a = ' align="'.$align.'"'; }
 880                 else { $a = ''; }
 881
 882                 $mp = wfMsg( 'mainpage' );
 883                 $titleObj = Title::newFromText( $mp );
 884                 $s = '<a href="' . $titleObj->escapeLocalURL()
 885                   . '"><img'.$a.' src="'
 886                   . $this->getLogo() . '" alt="' . "[{$mp}]\" /></a>";
 887                 return $s;
 888         }
 889
 890         function quickBar()
 891         {
 892                 global $wgOut, $wgTitle, $wgUser, $wgRequest, $wgLang;
 893                 global $wgDisableUploads, $wgRemoteUploads;
 894
 895                 $fname =  'Skin::quickBar';
 896                 wfProfileIn( $fname );
 897
 898                 $action = $wgRequest->getText( 'action' );
 899                 $wpPreview = $wgRequest->getBool( 'wpPreview' );
 900                 $tns=$wgTitle->getNamespace();
 901
 902                 $s = "\n<div id='quickbar'>";
 903                 $s .= "\n" . $this->logoText() . "\n<hr class='sep' />";
 904
 905                 $sep = "\n<br />";
 906                 $s .= $this->mainPageLink()
 907                   . $sep . $this->specialLink( 'recentchanges' )
 908                   . $sep . $this->specialLink( 'randompage' );
 909                 if ($wgUser->getID()) {
 910                 $s.= $sep . $this->specialLink( 'watchlist' ) ;
 911                 $s .= $sep .$this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
 912                   wfMsg( 'mycontris' ), 'target=' . wfUrlencode($wgUser->getName() ) );
 913
 914                 }
 915                 // only show watchlist link if logged in
 916                 if ( wfMsg ( 'currentevents' ) != '-' ) $s .= $sep . $this->makeKnownLink( wfMsg( 'currentevents' ), '' ) ;
 917                 $s .= "\n<br /><hr class='sep' />";
 918                 $articleExists = $wgTitle->getArticleId();
 919                 if ( $wgOut->isArticle() || $action =='edit' || $action =='history' || $wpPreview) {
 920                         if($wgOut->isArticle()) {
 921                                 $s .= '<strong>' . $this->editThisPage() . '</strong>';
 922                         } else { # backlink to the article in edit or history mode
 923                                 if($articleExists){ # no backlink if no article
 924                                         switch($tns) {
 925                                                 case 0:
 926                                                 $text = wfMsg('articlepage');
 927                                                 break;
 928                                                 case 1:
 929                                                 $text = wfMsg('viewtalkpage');
 930                                                 break;
 931                                                 case 2:
 932                                                 $text = wfMsg('userpage');
 933                                                 break;
 934                                                 case 3:
 935                                                 $text = wfMsg('viewtalkpage');
 936                                                 break;
 937                                                 case 4:
 938                                                 $text = wfMsg('wikipediapage');
 939                                                 break;
 940                                                 case 5:
 941                                                 $text = wfMsg('viewtalkpage');
 942                                                 break;
 943                                                 case 6:
 944                                                 $text = wfMsg('imagepage');
 945                                                 break;
 946                                                 case 7:
 947                                                 $text = wfMsg('viewtalkpage');
 948                                                 break;
 949                                                 default:
 950                                                 $text= wfMsg('articlepage');
 951                                         }
 952
 953                                         $link = $wgTitle->getText();
 954                                         if ($nstext = $wgLang->getNsText($tns) ) { # add namespace if necessary
 955                                                 $link = $nstext . ':' . $link ;
 956                                         }
 957
 958                                         $s .= $this->makeLink( $link, $text );
 959                                 } elseif( $wgTitle->getNamespace() != Namespace::getSpecial() ) {
 960                                         # we just throw in a "New page" text to tell the user that he's in edit mode,
 961                                         # and to avoid messing with the separator that is prepended to the next item
 962                                         $s .= '<strong>' . wfMsg('newpage') . '</strong>';
 963                                 }
 964
 965                         }
 966
 967
 968                         if( $tns%2 && $action!='edit' && !$wpPreview) {
 969                                 $s.= '<br />'.$this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg('postcomment'),'action=edit&section=new');
 970                         }
 971
 972                         /*
 973                         watching could cause problems in edit mode:
 974                         if user edits article, then loads "watch this article" in background and then saves
 975                         article with "Watch this article" checkbox disabled, the article is transparently
 976                         unwatched. Therefore we do not show the "Watch this page" link in edit mode
 977                         */
 978                         if ( 0 != $wgUser->getID() && $articleExists) {
 979                                 if($action!='edit' && $action != 'submit' )
 980                                 {
 981                                         $s .= $sep . $this->watchThisPage();
 982                                 }
 983                                 if ( $wgTitle->userCanEdit() )
 984                                         $s .= $sep . $this->moveThisPage();
 985                         }
 986                         if ( $wgUser->isSysop() and $articleExists ) {
 987                                 $s .= $sep . $this->deleteThisPage() .
 988                                 $sep . $this->protectThisPage();
 989                         }
 990                         $s .= $sep . $this->talkLink();
 991                         if ($articleExists && $action !='history') {
 992                                 $s .= $sep . $this->historyLink();
 993                         }
 994                         $s.=$sep . $this->whatLinksHere();
 995
 996                         if($wgOut->isArticleRelated()) {
 997                                 $s .= $sep . $this->watchPageLinksLink();
 998                         }
 999
1000                         if ( Namespace::getUser() == $wgTitle->getNamespace()
1001                         || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser())
1002                         ) {
1003
1004                                 $id=User::idFromName($wgTitle->getText());
1005                                 $ip=User::isIP($wgTitle->getText());
1006
1007                                 if($id||$ip) {
1008                                         $s .= $sep . $this->userContribsLink();
1009                                 }
1010                                 if ( 0 != $wgUser->getID() ) {
1011                                         if($id) { # can only email real users
1012                                                 $s .= $sep . $this->emailUserLink();
1013                                         }
1014                                 }
1015                         }
1016                         $s .= "\n<br /><hr class='sep' />";
1017                 }
1018
1019                 if ( 0 != $wgUser->getID() && ( !$wgDisableUploads || $wgRemoteUploads ) ) {
1020                         $s .= $this->specialLink( 'upload' ) . $sep;
1021                 }
1022                 $s .= $this->specialLink( 'specialpages' )
1023                   . $sep . $this->bugReportsLink();
1024
1025                 global $wgSiteSupportPage;
1026                 if( $wgSiteSupportPage ) {
1027                         $s .= "\n<br /><a href=\"" . htmlspecialchars( $wgSiteSupportPage ) .
1028                           '" class="internal">' . wfMsg( 'sitesupport' ) . '</a>';
1029                 }
1030
1031                 $s .= "\n<br /></div>\n";
1032                 wfProfileOut( $fname );
1033                 return $s;
1034         }
1035
1036         function specialPagesList()
1037         {
1038                 global $wgUser, $wgOut, $wgLang, $wgServer, $wgRedirectScript;
1039                 require_once('SpecialPage.php');
1040                 $a = array();
1041                 $pages = SpecialPage::getPages();
1042
1043                 foreach ( $pages[''] as $name => $page ) {
1044                         $a[$name] = $page->getDescription();
1045                 }
1046                 if ( $wgUser->isSysop() )
1047                 {
1048                         foreach ( $pages['sysop'] as $name => $page ) {
1049                                 $a[$name] = $page->getDescription();
1050                         }
1051                 }
1052                 if ( $wgUser->isDeveloper() )
1053                 {
1054                         foreach ( $pages['developer'] as $name => $page ) {
1055                                 $a[$name] = $page->getDescription() ;
1056                         }
1057                 }
1058                 $go = wfMsg( 'go' );
1059                 $sp = wfMsg( 'specialpages' );
1060                 $spp = $wgLang->specialPage( 'Specialpages' );
1061
1062                 $s = '<form id="specialpages" method="get" class="inline" ' .
1063                   'action="' . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
1064                 $s .= "<select name=\"wpDropdown\">\n";
1065                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
1066
1067                 foreach ( $a as $name => $desc ) {
1068                         $p = $wgLang->specialPage( $name );
1069                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
1070                 }
1071                 $s .= "</select>\n";
1072                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
1073                 $s .= "</form>\n";
1074                 return $s;
1075         }
1076
1077         function mainPageLink()
1078         {
1079                 $mp = wfMsg( 'mainpage' );
1080                 $s = $this->makeKnownLink( $mp, $mp );
1081                 return $s;
1082         }
1083
1084         function copyrightLink()
1085         {
1086                 $s = $this->makeKnownLink( wfMsg( 'copyrightpage' ),
1087                   wfMsg( 'copyrightpagename' ) );
1088                 return $s;
1089         }
1090
1091         function aboutLink()
1092         {
1093                 $s = $this->makeKnownLink( wfMsg( 'aboutpage' ),
1094                   wfMsg( 'aboutwikipedia' ) );
1095                 return $s;
1096         }
1097
1098
1099       function disclaimerLink()
1100         {
1101                 $s = $this->makeKnownLink( wfMsg( 'disclaimerpage' ),
1102                   wfMsg( 'disclaimers' ) );
1103                 return $s;
1104         }
1105
1106         function editThisPage()
1107         {
1108                 global $wgOut, $wgTitle, $wgRequest;
1109
1110                 $oldid = $wgRequest->getVal( 'oldid' );
1111                 $diff = $wgRequest->getVal( 'diff' );
1112                 $redirect = $wgRequest->getVal( 'redirect' );
1113
1114                 if ( ! $wgOut->isArticleRelated() ) {
1115                         $s = wfMsg( 'protectedpage' );
1116                 } else {
1117                         $n = $wgTitle->getPrefixedText();
1118                         if ( $wgTitle->userCanEdit() ) {
1119                                 $t = wfMsg( 'editthispage' );
1120                         } else {
1121                                 #$t = wfMsg( "protectedpage" );
1122                                 $t = wfMsg( 'viewsource' );
1123                         }
1124                         $oid = $red = '';
1125
1126                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
1127                         if ( $oldid && ! isset( $diff ) ) {
1128                                 $oid = "&oldid={$oldid}";
1129                         }
1130                         $s = $this->makeKnownLink( $n, $t, "action=edit{$oid}{$red}" );
1131                 }
1132                 return $s;
1133         }
1134
1135         function deleteThisPage()
1136         {
1137                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1138
1139                 $diff = $wgRequest->getVal( 'diff' );
1140                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1141                         $n = $wgTitle->getPrefixedText();
1142                         $t = wfMsg( 'deletethispage' );
1143
1144                         $s = $this->makeKnownLink( $n, $t, 'action=delete' );
1145                 } else {
1146                         $s = '';
1147                 }
1148                 return $s;
1149         }
1150
1151         function protectThisPage()
1152         {
1153                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1154
1155                 $diff = $wgRequest->getVal( 'diff' );
1156                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1157                         $n = $wgTitle->getPrefixedText();
1158
1159                         if ( $wgTitle->isProtected() ) {
1160                                 $t = wfMsg( 'unprotectthispage' );
1161                                 $q = 'action=unprotect';
1162                         } else {
1163                                 $t = wfMsg( 'protectthispage' );
1164                                 $q = 'action=protect';
1165                         }
1166                         $s = $this->makeKnownLink( $n, $t, $q );
1167                 } else {
1168                         $s = '';
1169                 }
1170                 return $s;
1171         }
1172
1173         function watchThisPage()
1174         {
1175                 global $wgUser, $wgOut, $wgTitle;
1176
1177                 if ( $wgOut->isArticleRelated() ) {
1178                         $n = $wgTitle->getPrefixedText();
1179
1180                         if ( $wgTitle->userIsWatching() ) {
1181                                 $t = wfMsg( 'unwatchthispage' );
1182                                 $q = 'action=unwatch';
1183                         } else {
1184                                 $t = wfMsg( 'watchthispage' );
1185                                 $q = 'action=watch';
1186                         }
1187                         $s = $this->makeKnownLink( $n, $t, $q );
1188                 } else {
1189                         $s = wfMsg( 'notanarticle' );
1190                 }
1191                 return $s;
1192         }
1193
1194         function moveThisPage()
1195         {
1196                 global $wgTitle, $wgLang;
1197
1198                 if ( $wgTitle->userCanEdit() ) {
1199                         $s = $this->makeKnownLink( $wgLang->specialPage( 'Movepage' ),
1200                           wfMsg( 'movethispage' ), 'target=' . $wgTitle->getPrefixedURL() );
1201                 } // no message if page is protected - would be redundant
1202                 return $s;
1203         }
1204
1205         function historyLink()
1206         {
1207                 global $wgTitle;
1208
1209                 $s = $this->makeKnownLink( $wgTitle->getPrefixedText(),
1210                   wfMsg( 'history' ), 'action=history' );
1211                 return $s;
1212         }
1213
1214         function whatLinksHere()
1215         {
1216                 global $wgTitle, $wgLang;
1217
1218                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Whatlinkshere' ),
1219                   wfMsg( 'whatlinkshere' ), 'target=' . $wgTitle->getPrefixedURL() );
1220                 return $s;
1221         }
1222
1223         function userContribsLink()
1224         {
1225                 global $wgTitle, $wgLang;
1226
1227                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
1228                   wfMsg( 'contributions' ), 'target=' . $wgTitle->getPartialURL() );
1229                 return $s;
1230         }
1231
1232         function emailUserLink()
1233         {
1234                 global $wgTitle, $wgLang;
1235
1236                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Emailuser' ),
1237                   wfMsg( 'emailuser' ), 'target=' . $wgTitle->getPartialURL() );
1238                 return $s;
1239         }
1240
1241         function watchPageLinksLink()
1242         {
1243                 global $wgOut, $wgTitle, $wgLang;
1244
1245                 if ( ! $wgOut->isArticleRelated() ) {
1246                         $s = '(' . wfMsg( 'notanarticle' ) . ')';
1247                 } else {
1248                         $s = $this->makeKnownLink( $wgLang->specialPage(
1249                           'Recentchangeslinked' ), wfMsg( 'recentchangeslinked' ),
1250                           'target=' . $wgTitle->getPrefixedURL() );
1251                 }
1252                 return $s;
1253         }
1254
1255         function otherLanguages()
1256         {
1257                 global $wgOut, $wgLang, $wgTitle, $wgUseNewInterlanguage;
1258
1259                 $a = $wgOut->getLanguageLinks();
1260                 if ( 0 == count( $a ) ) {
1261                         if ( !$wgUseNewInterlanguage ) return '';
1262                         $ns = $wgLang->getNsIndex ( $wgTitle->getNamespace () ) ;
1263                         if ( $ns != 0 AND $ns != 1 ) return '' ;
1264                         $pn = 'Intl' ;
1265                         $x = 'mode=addlink&xt='.$wgTitle->getDBkey() ;
1266                         return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1267                                   wfMsg( 'intl' ) , $x );
1268                         }
1269
1270                 if ( !$wgUseNewInterlanguage ) {
1271                         $s = wfMsg( 'otherlanguages' ) . ': ';
1272                 } else {
1273                         global $wgLanguageCode ;
1274                         $x = 'mode=zoom&xt='.$wgTitle->getDBkey() ;
1275                         $x .= '&xl='.$wgLanguageCode ;
1276                         $s =  $this->makeKnownLink( $wgLang->specialPage( 'Intl' ),
1277                                   wfMsg( 'otherlanguages' ) , $x ) . ': ' ;
1278                         }
1279
1280                 $s = wfMsg( 'otherlanguages' ) . ': ';
1281                 $first = true;
1282                 if($wgLang->isRTL()) $s .= '<span dir="LTR">';
1283                 foreach( $a as $l ) {
1284                         if ( ! $first ) { $s .= ' | '; }
1285                         $first = false;
1286
1287                         $nt = Title::newFromText( $l );
1288                         $url = $nt->getFullURL();
1289                         $text = $wgLang->getLanguageName( $nt->getInterwiki() );
1290
1291                         if ( '' == $text ) { $text = $l; }
1292                         $style = $this->getExternalLinkAttributes( $l, $text );
1293                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1294                 }
1295                 if($wgLang->isRTL()) $s .= '</span>';
1296                 return $s;
1297         }
1298
1299         function bugReportsLink()
1300         {
1301                 $s = $this->makeKnownLink( wfMsg( 'bugreportspage' ),
1302                   wfMsg( 'bugreports' ) );
1303                 return $s;
1304         }
1305
1306         function dateLink()
1307         {
1308                 global $wgLinkCache;
1309                 $t1 = Title::newFromText( gmdate( 'F j' ) );
1310                 $t2 = Title::newFromText( gmdate( 'Y' ) );
1311
1312                 $wgLinkCache->suspend();
1313                 $id = $t1->getArticleID();
1314                 $wgLinkCache->resume();
1315
1316                 if ( 0 == $id ) {
1317                         $s = $this->makeBrokenLink( $t1->getText() );
1318                 } else {
1319                         $s = $this->makeKnownLink( $t1->getText() );
1320                 }
1321                 $s .= ', ';
1322
1323                 $wgLinkCache->suspend();
1324                 $id = $t2->getArticleID();
1325                 $wgLinkCache->resume();
1326
1327                 if ( 0 == $id ) {
1328                         $s .= $this->makeBrokenLink( $t2->getText() );
1329                 } else {
1330                         $s .= $this->makeKnownLink( $t2->getText() );
1331                 }
1332                 return $s;
1333         }
1334
1335         function talkLink()
1336         {
1337                 global $wgLang, $wgTitle, $wgLinkCache;
1338
1339                 $tns = $wgTitle->getNamespace();
1340                 if ( -1 == $tns ) { return ''; }
1341
1342                 $pn = $wgTitle->getText();
1343                 $tp = wfMsg( 'talkpage' );
1344                 if ( Namespace::isTalk( $tns ) ) {
1345                         $lns = Namespace::getSubject( $tns );
1346                         switch($tns) {
1347                                 case 1:
1348                                 $text = wfMsg('articlepage');
1349                                 break;
1350                                 case 3:
1351                                 $text = wfMsg('userpage');
1352                                 break;
1353                                 case 5:
1354                                 $text = wfMsg('wikipediapage');
1355                                 break;
1356                                 case 7:
1357                                 $text = wfMsg('imagepage');
1358                                 break;
1359                                 default:
1360                                 $text= wfMsg('articlepage');
1361                         }
1362                 } else {
1363
1364                         $lns = Namespace::getTalk( $tns );
1365                         $text=$tp;
1366                 }
1367                 $n = $wgLang->getNsText( $lns );
1368                 if ( '' == $n ) { $link = $pn; }
1369                 else { $link = $n.':'.$pn; }
1370
1371                 $wgLinkCache->suspend();
1372                 $s = $this->makeLink( $link, $text );
1373                 $wgLinkCache->resume();
1374
1375                 return $s;
1376         }
1377
1378         function commentLink()
1379         {
1380                 global $wgLang, $wgTitle, $wgLinkCache;
1381
1382                 $tns = $wgTitle->getNamespace();
1383                 if ( -1 == $tns ) { return ''; }
1384
1385                 $lns = ( Namespace::isTalk( $tns ) ) ? $tns : Namespace::getTalk( $tns );
1386
1387                 # assert Namespace::isTalk( $lns )
1388
1389                 $n = $wgLang->getNsText( $lns );
1390                 $pn = $wgTitle->getText();
1391
1392                 $link = $n.':'.$pn;
1393
1394                 $wgLinkCache->suspend();
1395                 $s = $this->makeKnownLink($link, wfMsg('postcomment'), 'action=edit&section=new');
1396                 $wgLinkCache->resume();
1397
1398                 return $s;
1399         }
1400
1401         # After all the page content is transformed into HTML, it makes
1402         # a final pass through here for things like table backgrounds.
1403         #
1404         function transformContent( $text )
1405         {
1406                 return $text;
1407         }
1408
1409         # Note: This function MUST call getArticleID() on the link,
1410         # otherwise the cache won't get updated properly.  See LINKCACHE.DOC.
1411         #
1412         function makeLink( $title, $text = '', $query = '', $trail = '' ) {
1413                 wfProfileIn( 'Skin::makeLink' );
1414                 $nt = Title::newFromText( $title );
1415                 if ($nt) {
1416                         $result = $this->makeLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1417                 } else {
1418                         wfDebug( 'Invalid title passed to Skin::makeLink(): "'.$title."\"\n" );
1419                         $result = $text == "" ? $title : $text;
1420                 }
1421
1422                 wfProfileOut( 'Skin::makeLink' );
1423                 return $result;
1424         }
1425
1426         function makeKnownLink( $title, $text = '', $query = '', $trail = '', $prefix = '',$aprops = '') {
1427                 $nt = Title::newFromText( $title );
1428                 if ($nt) {
1429                         return $this->makeKnownLinkObj( Title::newFromText( $title ), $text, $query, $trail, $prefix , $aprops );
1430                 } else {
1431                         wfDebug( 'Invalid title passed to Skin::makeKnownLink(): "'.$title."\"\n" );
1432                         return $text == '' ? $title : $text;
1433                 }
1434         }
1435
1436         function makeBrokenLink( $title, $text = '', $query = '', $trail = '' ) {
1437                 $nt = Title::newFromText( $title );
1438                 if ($nt) {
1439                         return $this->makeBrokenLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1440                 } else {
1441                         wfDebug( 'Invalid title passed to Skin::makeBrokenLink(): "'.$title."\"\n" );
1442                         return $text == '' ? $title : $text;
1443                 }
1444         }
1445
1446         function makeStubLink( $title, $text = '', $query = '', $trail = '' ) {
1447                 $nt = Title::newFromText( $title );
1448                 if ($nt) {
1449                         return $this->makeStubLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1450                 } else {
1451                         wfDebug( 'Invalid title passed to Skin::makeStubLink(): "'.$title."\"\n" );
1452                         return $text == '' ? $title : $text;
1453                 }
1454         }
1455
1456         # Pass a title object, not a title string
1457         function makeLinkObj( &$nt, $text= '', $query = '', $trail = '', $prefix = '' )
1458         {
1459                 global $wgOut, $wgUser;
1460                 $fname = 'Skin::makeLinkObj';
1461
1462                 # Fail gracefully
1463                 if ( ! isset($nt) )
1464                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1465
1466                 if ( $nt->isExternal() ) {
1467                         $u = $nt->getFullURL();
1468                         $link = $nt->getPrefixedURL();
1469                         if ( '' == $text ) { $text = $nt->getPrefixedText(); }
1470                         $style = $this->getExternalLinkAttributes( $link, $text, 'extiw' );
1471
1472                         $inside = '';
1473                         if ( '' != $trail ) {
1474                                 if ( preg_match( '/^([a-z]+)(.*)$$/sD', $trail, $m ) ) {
1475                                         $inside = $m[1];
1476                                         $trail = $m[2];
1477                                 }
1478                         }
1479                         $retVal = "<a href=\"{$u}\"{$style}>{$text}{$inside}</a>{$trail}";
1480                 } elseif ( 0 == $nt->getNamespace() && "" == $nt->getText() ) {
1481                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1482                 } elseif ( ( -1 == $nt->getNamespace() ) ||
1483                                 ( Namespace::getImage() == $nt->getNamespace() ) ) {
1484                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1485                 } else {
1486                         if ( $this->postParseLinkColour() ) {
1487                                 $inside = '';
1488                                 if ( '' != $trail ) {
1489                                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1490                                                 $inside = $m[1];
1491                                                 $trail = $m[2];
1492                                         }
1493                                 }
1494
1495                                 # Allows wiki to bypass using linkcache, see OutputPage::parseLinkHolders()
1496                                 $retVal = '<!--LINK ' . implode( ' ', array( $nt->getNamespace(), $nt->getDBkey(),
1497                                         $query, $prefix . $text . $inside ) ) . "-->{$trail}";
1498                         } else {
1499                                 # Work out link colour immediately
1500                                 $aid = $nt->getArticleID() ;
1501                                 if ( 0 == $aid ) {
1502                                         $retVal = $this->makeBrokenLinkObj( $nt, $text, $query, $trail, $prefix );
1503                                 } else {
1504                                         $threshold = $wgUser->getOption('stubthreshold') ;
1505                                         if ( $threshold > 0 ) {
1506                                                 $dbr =& wfGetDB( DB_SLAVE );
1507                                                 $s = $dbr->selectRow( 'cur', array( 'LENGTH(cur_text) AS x', 'cur_namespace',
1508                                                         'cur_is_redirect' ), array( 'cur_id' => $aid ), $fname ) ;
1509                                                 if ( $s !== false ) {
1510                                                         $size = $s->x;
1511                                                         if ( $s->cur_is_redirect OR $s->cur_namespace != 0 ) {
1512                                                                 $size = $threshold*2 ; # Really big
1513                                                         }
1514                                                         $dbr->freeResult( $res );
1515                                                 } else {
1516                                                         $size = $threshold*2 ; # Really big
1517                                                 }
1518                                         } else {
1519                                                 $size = 1 ;
1520                                         }
1521                                         if ( $size < $threshold ) {
1522                                                 $retVal = $this->makeStubLinkObj( $nt, $text, $query, $trail, $prefix );
1523                                         } else {
1524                                                 $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1525                                         }
1526                                 }
1527                         }
1528                 }
1529                 return $retVal;
1530         }
1531
1532         # Pass a title object, not a title string
1533         function makeKnownLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' , $aprops = '')
1534         {
1535                 global $wgOut, $wgTitle, $wgInputEncoding;
1536
1537                 $fname = 'Skin::makeKnownLinkObj';
1538                 wfProfileIn( $fname );
1539
1540                 if ( !is_object( $nt ) ) {
1541                         return $text;
1542                 }
1543                 $link = $nt->getPrefixedURL();
1544
1545                 if ( '' == $link ) {
1546                         $u = '';
1547                         if ( '' == $text ) {
1548                                 $text = htmlspecialchars( $nt->getFragment() );
1549                         }
1550                 } else {
1551                         $u = $nt->escapeLocalURL( $query );
1552                 }
1553                 if ( '' != $nt->getFragment() ) {
1554                         $anchor = urlencode( do_html_entity_decode( str_replace(' ', '_', $nt->getFragment()), ENT_COMPAT, $wgInputEncoding ) );
1555                         $replacearray = array(
1556                                 '%3A' => ':',
1557                                 '%' => '.'
1558                         );
1559                         $u .= '#' . str_replace(array_keys($replacearray),array_values($replacearray),$anchor);
1560                 }
1561                 if ( '' == $text ) {
1562                         $text = htmlspecialchars( $nt->getPrefixedText() );
1563                 }
1564                 $style = $this->getInternalLinkAttributesObj( $nt, $text );
1565
1566                 $inside = '';
1567                 if ( '' != $trail ) {
1568                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1569                                 $inside = $m[1];
1570                                 $trail = $m[2];
1571                         }
1572                 }
1573                 $r = "<a href=\"{$u}\"{$style}{$aprops}>{$prefix}{$text}{$inside}</a>{$trail}";
1574                 wfProfileOut( $fname );
1575                 return $r;
1576         }
1577
1578         # Pass a title object, not a title string
1579         function makeBrokenLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1580         {
1581                 global $wgOut, $wgUser;
1582
1583                 # Fail gracefully
1584                 if ( ! isset($nt) )
1585                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1586
1587                 $fname = 'Skin::makeBrokenLinkObj';
1588                 wfProfileIn( $fname );
1589
1590                 if ( '' == $query ) {
1591                         $q = 'action=edit';
1592                 } else {
1593                         $q = 'action=edit&'.$query;
1594                 }
1595                 $u = $nt->escapeLocalURL( $q );
1596
1597                 if ( '' == $text ) {
1598                         $text = htmlspecialchars( $nt->getPrefixedText() );
1599                 }
1600                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "yes" );
1601
1602                 $inside = '';
1603                 if ( '' != $trail ) {
1604                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1605                                 $inside = $m[1];
1606                                 $trail = $m[2];
1607                         }
1608                 }
1609                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1610                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1611                 } else {
1612                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>?</a>{$trail}";
1613                 }
1614
1615                 wfProfileOut( $fname );
1616                 return $s;
1617         }
1618
1619         # Pass a title object, not a title string
1620         function makeStubLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1621         {
1622                 global $wgOut, $wgUser;
1623
1624                 $link = $nt->getPrefixedURL();
1625
1626                 $u = $nt->escapeLocalURL( $query );
1627
1628                 if ( '' == $text ) {
1629                         $text = htmlspecialchars( $nt->getPrefixedText() );
1630                 }
1631                 $style = $this->getInternalLinkAttributesObj( $nt, $text, 'stub' );
1632
1633                 $inside = '';
1634                 if ( '' != $trail ) {
1635                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1636                                 $inside = $m[1];
1637                                 $trail = $m[2];
1638                         }
1639                 }
1640                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1641                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1642                 } else {
1643                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>!</a>{$trail}";
1644                 }
1645                 return $s;
1646         }
1647
1648         function makeSelfLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1649         {
1650                 $u = $nt->escapeLocalURL( $query );
1651                 if ( '' == $text ) {
1652                         $text = htmlspecialchars( $nt->getPrefixedText() );
1653                 }
1654                 $inside = '';
1655                 if ( '' != $trail ) {
1656                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1657                                 $inside = $m[1];
1658                                 $trail = $m[2];
1659                         }
1660                 }
1661                 return "<strong>{$prefix}{$text}{$inside}</strong>{$trail}";
1662         }
1663
1664         /* these are used extensively in SkinPHPTal, but also some other places */
1665         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1666                 $title = Title::makeTitle( NS_SPECIAL, $name );
1667                 $this->checkTitle($title, $name);
1668                 return $title->getLocalURL( $urlaction );
1669         }
1670         /*static*/ function makeTalkUrl ( $name, $urlaction='' ) {
1671                 $title = Title::newFromText( $name );
1672                 $title = $title->getTalkPage();
1673                 $this->checkTitle($title, $name);
1674                 return $title->getLocalURL( $urlaction );
1675         }
1676         /*static*/ function makeArticleUrl ( $name, $urlaction='' ) {
1677                 $title = Title::newFromText( $name );
1678                 $title= $title->getSubjectPage();
1679                 $this->checkTitle($title, $name);
1680                 return $title->getLocalURL( $urlaction );
1681         }
1682         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1683                 $title = Title::newFromText( wfMsg($name) );
1684                 $this->checkTitle($title, $name);
1685                 return $title->getLocalURL( $urlaction );
1686         }
1687         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1688                 $title = Title::newFromText( $name );
1689                 $this->checkTitle($title, $name);
1690                 return $title->getLocalURL( $urlaction );
1691         }
1692         # this can be passed the NS number as defined in Language.php
1693         /*static*/ function makeNSUrl( $name, $urlaction='', $namespace=0 ) {
1694                 $title = Title::makeTitle( $namespace, $name );
1695                 $this->checkTitle($title, $name);
1696                 return $title->getLocalURL( $urlaction );
1697         }
1698
1699         /* these return an array with the 'href' and boolean 'exists' */
1700         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1701                 $title = Title::newFromText( $name );
1702                 $this->checkTitle($title, $name);
1703                 return array(
1704                         'href' => $title->getLocalURL( $urlaction ),
1705                         'exists' => $title->getArticleID() != 0?true:false
1706                 );
1707         }
1708         /*static*/ function makeTalkUrlDetails ( $name, $urlaction='' ) {
1709                 $title = Title::newFromText( $name );
1710                 $title = $title->getTalkPage();
1711                 $this->checkTitle($title, $name);
1712                 return array(
1713                         'href' => $title->getLocalURL( $urlaction ),
1714                         'exists' => $title->getArticleID() != 0?true:false
1715                 );
1716         }
1717         /*static*/ function makeArticleUrlDetails ( $name, $urlaction='' ) {
1718                 $title = Title::newFromText( $name );
1719                 $title= $title->getSubjectPage();
1720                 $this->checkTitle($title, $name);
1721                 return array(
1722                         'href' => $title->getLocalURL( $urlaction ),
1723                         'exists' => $title->getArticleID() != 0?true:false
1724                 );
1725         }
1726         /*static*/ function makeI18nUrlDetails ( $name, $urlaction='' ) {
1727                 $title = Title::newFromText( wfMsg($name) );
1728                 $this->checkTitle($title, $name);
1729                 return array(
1730                         'href' => $title->getLocalURL( $urlaction ),
1731                         'exists' => $title->getArticleID() != 0?true:false
1732                 );
1733         }
1734
1735         # make sure we have some title to operate on
1736         /*static*/ function checkTitle ( &$title, &$name ) {
1737                 if(!is_object($title)) {
1738                         $title = Title::newFromText( $name );
1739                         if(!is_object($title)) {
1740                                 $title = Title::newFromText( '--error: link target missing--' );
1741                         }
1742                 }
1743         }
1744
1745         function fnamePart( $url )
1746         {
1747                 $basename = strrchr( $url, '/' );
1748                 if ( false === $basename ) {
1749                         $basename = $url;
1750                 } else {
1751                         $basename = substr( $basename, 1 );
1752                 }
1753                 return htmlspecialchars( $basename );
1754         }
1755
1756         function makeImage( $url, $alt = '' )
1757         {
1758                 global $wgOut;
1759
1760                 if ( '' == $alt ) {
1761                         $alt = $this->fnamePart( $url );
1762                 }
1763                 $s = '<img src="'.$url.'" alt="'.$alt.'" />';
1764                 return $s;
1765         }
1766
1767         function makeImageLink( $name, $url, $alt = '' ) {
1768                 $nt = Title::makeTitle( Namespace::getImage(), $name );
1769                 return $this->makeImageLinkObj( $nt, $alt );
1770         }
1771
1772         function makeImageLinkObj( $nt, $alt = '' ) {
1773                 global $wgLang, $wgUseImageResize;
1774                 $img   = Image::newFromTitle( $nt );
1775                 $url   = $img->getURL();
1776
1777                 $align = '';
1778                 $prefix = $postfix = '';
1779
1780                 if ( $wgUseImageResize ) {
1781                         # Check if the alt text is of the form "options|alt text"
1782                         # Options are:
1783                         #  * thumbnail          make a thumbnail with enlarge-icon and caption, alignment depends on lang
1784                         #  * left               no resizing, just left align. label is used for alt= only
1785                         #  * right              same, but right aligned
1786                         #  * none               same, but not aligned
1787                         #  * ___px              scale to ___ pixels width, no aligning. e.g. use in taxobox
1788                         #  * center             center the image
1789                         #  * framed             Keep original image size, no magnify-button.
1790
1791                         $part = explode( '|', $alt);
1792
1793                         $mwThumb  =& MagicWord::get( MAG_IMG_THUMBNAIL );
1794                         $mwLeft   =& MagicWord::get( MAG_IMG_LEFT );
1795                         $mwRight  =& MagicWord::get( MAG_IMG_RIGHT );
1796                         $mwNone   =& MagicWord::get( MAG_IMG_NONE );
1797                         $mwWidth  =& MagicWord::get( MAG_IMG_WIDTH );
1798                         $mwCenter =& MagicWord::get( MAG_IMG_CENTER );
1799                         $mwFramed =& MagicWord::get( MAG_IMG_FRAMED );
1800                         $alt = $part[count($part)-1];
1801
1802                         $height = $framed = $thumb = false;
1803                         $manual_thumb = "" ;
1804
1805                         foreach( $part as $key => $val ) {
1806                                 $val_parts = explode ( "=" , $val , 2 ) ;
1807                                 $left_part = array_shift ( $val_parts ) ;
1808                                 if ( ! is_null( $mwThumb->matchVariableStartToEnd($val) ) ) {
1809                                         $thumb=true;
1810                                 } elseif ( count ( $val_parts ) == 1 && ! is_null( $mwThumb->matchVariableStartToEnd($left_part) ) ) {
1811                                         # use manually specified thumbnail
1812                                         $thumb=true;
1813                                         $manual_thumb = array_shift ( $val_parts ) ;
1814                                 } elseif ( ! is_null( $mwRight->matchVariableStartToEnd($val) ) ) {
1815                                         # remember to set an alignment, don't render immediately
1816                                         $align = 'right';
1817                                 } elseif ( ! is_null( $mwLeft->matchVariableStartToEnd($val) ) ) {
1818                                         # remember to set an alignment, don't render immediately
1819                                         $align = 'left';
1820                                 } elseif ( ! is_null( $mwCenter->matchVariableStartToEnd($val) ) ) {
1821                                         # remember to set an alignment, don't render immediately
1822                                         $align = 'center';
1823                                 } elseif ( ! is_null( $mwNone->matchVariableStartToEnd($val) ) ) {
1824                                         # remember to set an alignment, don't render immediately
1825                                         $align = 'none';
1826                                 } elseif ( ! is_null( $match = $mwWidth->matchVariableStartToEnd($val) ) ) {
1827                                         # $match is the image width in pixels
1828                                         if ( preg_match( '/^([0-9]*)x([0-9]*)$/', $match, $m ) ) {
1829                                                 $width = intval( $m[1] );
1830                                                 $height = intval( $m[2] );
1831                                         } else {
1832                                                 $width = intval($match);
1833                                         }
1834                                 } elseif ( ! is_null( $mwFramed->matchVariableStartToEnd($val) ) ) {
1835                                         $framed=true;
1836                                 }
1837                         }
1838                         if ( 'center' == $align )
1839                         {
1840                                 $prefix  = '<span style="text-align: center">';
1841                                 $postfix = '</span>';
1842                                 $align   = 'none';
1843                         }
1844
1845                         if ( $thumb || $framed ) {
1846
1847                                 # Create a thumbnail. Alignment depends on language
1848                                 # writing direction, # right aligned for left-to-right-
1849                                 # languages ("Western languages"), left-aligned
1850                                 # for right-to-left-languages ("Semitic languages")
1851                                 #
1852                                 # If  thumbnail width has not been provided, it is set
1853                                 # here to 180 pixels
1854                                 if ( $align == '' ) {
1855                                         $align = $wgLang->isRTL() ? 'left' : 'right';
1856                                 }
1857                                 if ( ! isset($width) ) {
1858                                         $width = 180;
1859                                 }
1860                                 return $prefix.$this->makeThumbLinkObj( $img, $alt, $align, $width, $height, $framed, $manual_thumb ).$postfix;
1861
1862                         } elseif ( isset($width) ) {
1863
1864                                 # Create a resized image, without the additional thumbnail
1865                                 # features
1866
1867                                 if (    ( ! $height === false )
1868                                      && ( $img->getHeight() * $width / $img->getWidth() > $height ) ) {
1869                                         print "height=$height<br>\nimg->getHeight() = ".$img->getHeight()."<br>\n";
1870                                         print 'rescaling by factor '. $height / $img->getHeight() . "<br>\n";
1871                                         $width = $img->getWidth() * $height / $img->getHeight();
1872                                 }
1873                                 if ( '' == $manual_thumb ) $url = $img->createThumb( $width );
1874                         }
1875                 } # endif $wgUseImageResize
1876
1877                 if ( empty( $alt ) ) {
1878                         $alt = preg_replace( '/\.(.+?)^/', '', $img->getName() );
1879                 }
1880                 $alt = htmlspecialchars( $alt );
1881
1882                 $u = $nt->escapeLocalURL();
1883                 if ( $url == '' )
1884                 {
1885                         $s = wfMsg( 'missingimage', $img->getName() );
1886                         $s .= "<br>{$alt}<br>{$url}<br>\n";
1887                 } else {
1888                         $s = '<a href="'.$u.'" class="image" title="'.$alt.'">' .
1889                                  '<img src="'.$url.'" alt="'.$alt.'" /></a>';
1890                 }
1891                 if ( '' != $align ) {
1892                         $s = "<div class=\"float{$align}\"><span>{$s}</span></div>";
1893                 }
1894                 return str_replace("\n", ' ',$prefix.$s.$postfix);
1895         }
1896
1897         # Make HTML for a thumbnail including image, border and caption
1898         # $img is an Image object
1899         function makeThumbLinkObj( $img, $label = '', $align = 'right', $boxwidth = 180, $boxheight=false, $framed=false , $manual_thumb = "" ) {
1900                 global $wgStylePath, $wgLang;
1901                 # $image = Title::makeTitle( Namespace::getImage(), $name );
1902                 $url  = $img->getURL();
1903
1904                 #$label = htmlspecialchars( $label );
1905                 $alt = preg_replace( '/<[^>]*>/', '', $label);
1906                 $alt = htmlspecialchars( $alt );
1907
1908                 $width = $height = 0;
1909                 if ( $img->exists() )
1910                 {
1911                         $width  = $img->getWidth();
1912                         $height = $img->getHeight();
1913                 }
1914                 if ( 0 == $width || 0 == $height )
1915                 {
1916                         $width = $height = 200;
1917                 }
1918                 if ( $boxwidth == 0 )
1919                 {
1920                         $boxwidth = 200;
1921                 }
1922                 if ( $framed )
1923                 {
1924                         // Use image dimensions, don't scale
1925                         $boxwidth  = $width;
1926                         $oboxwidth = $boxwidth + 2;
1927                         $boxheight = $height;
1928                         $thumbUrl  = $url;
1929                 } else {
1930                         $h  = intval( $height/($width/$boxwidth) );
1931                         $oboxwidth = $boxwidth + 2;
1932                         if ( ( ! $boxheight === false ) &&  ( $h > $boxheight ) )
1933                         {
1934                                 $boxwidth *= $boxheight/$h;
1935                         } else {
1936                                 $boxheight = $h;
1937                         }
1938                         if ( '' == $manual_thumb ) $thumbUrl = $img->createThumb( $boxwidth );
1939                 }
1940
1941                 if ( $manual_thumb != '' ) # Use manually specified thumbnail
1942                 {
1943                         $manual_title = Title::makeTitle( Namespace::getImage(), $manual_thumb ); #new Title ( $manual_thumb ) ;
1944                         $manual_img = Image::newFromTitle( $manual_title );
1945                         $thumbUrl = $manual_img->getURL();
1946                         if ( $manual_img->exists() )
1947                         {
1948                                 $width  = $manual_img->getWidth();
1949                                 $height = $manual_img->getHeight();
1950                                 $boxwidth = $width ;
1951                                 $boxheight = $height ;
1952                                 $oboxwidth = $boxwidth + 2 ;
1953                         }
1954                 }
1955
1956                 $u = $img->getEscapeLocalURL();
1957
1958                 $more = htmlspecialchars( wfMsg( 'thumbnail-more' ) );
1959                 $magnifyalign = $wgLang->isRTL() ? 'left' : 'right';
1960                 $textalign = $wgLang->isRTL() ? ' style="text-align:right"' : '';
1961
1962                 $s = "<div class=\"thumb t{$align}\"><div style=\"width:{$oboxwidth}px;\">";
1963                 if ( $thumbUrl == '' ) {
1964                         $s .= wfMsg( 'missingimage', $img->getName() );
1965                         $zoomicon = '';
1966                 } else {
1967                         $s .= '<a href="'.$u.'" class="internal" title="'.$alt.'">'.
1968                                 '<img src="'.$thumbUrl.'" alt="'.$alt.'" ' .
1969                                 'width="'.$boxwidth.'" height="'.$boxheight.'" /></a>';
1970                         if ( $framed ) {
1971                                 $zoomicon="";
1972                         } else {
1973                                 $zoomicon =  '<div class="magnify" style="float:'.$magnifyalign.'">'.
1974                                         '<a href="'.$u.'" class="internal" title="'.$more.'">'.
1975                                         '<img src="'.$wgStylePath.'/images/magnify-clip.png" ' .
1976                                         'width="15" height="11" alt="'.$more.'" /></a></div>';
1977                         }
1978                 }
1979                 $s .= '  <div class="thumbcaption" '.$textalign.'>'.$zoomicon.$label."</div></div></div>";
1980                 return str_replace("\n", ' ', $s);
1981         }
1982
1983         function makeMediaLink( $name, $url, $alt = "" ) {
1984                 $nt = Title::makeTitle( Namespace::getMedia(), $name );
1985                 return $this->makeMediaLinkObj( $nt, $alt );
1986         }
1987
1988         function makeMediaLinkObj( $nt, $alt = "" )
1989         {
1990                 if ( ! isset( $nt ) )
1991                 {
1992                         ### HOTFIX. Instead of breaking, return empty string.
1993                         $s = $alt;
1994                 } else {
1995                         $name = $nt->getDBKey();
1996                         $url = Image::wfImageUrl( $name );
1997                         if ( empty( $alt ) ) {
1998                                 $alt = preg_replace( '/\.(.+?)^/', '', $name );
1999                         }
2000
2001                         $u = htmlspecialchars( $url );
2002                         $s = "<a href=\"{$u}\" class='internal' title=\"{$alt}\">{$alt}</a>";
2003                 }
2004                 return $s;
2005         }
2006
2007         function specialLink( $name, $key = "" )
2008         {
2009                 global $wgLang;
2010
2011                 if ( '' == $key ) { $key = strtolower( $name ); }
2012                 $pn = $wgLang->ucfirst( $name );
2013                 return $this->makeKnownLink( $wgLang->specialPage( $pn ),
2014                   wfMsg( $key ) );
2015         }
2016
2017         function makeExternalLink( $url, $text, $escape = true ) {
2018                 $style = $this->getExternalLinkAttributes( $url, $text );
2019                 $url = htmlspecialchars( $url );
2020                 if( $escape ) {
2021                         $text = htmlspecialchars( $text );
2022                 }
2023                 return '<a href="'.$url.'"'.$style.'>'.$text.'</a>';
2024         }
2025
2026         # Called by history lists and recent changes
2027         #
2028
2029         # Returns text for the start of the tabular part of RC
2030         function beginRecentChangesList()
2031         {
2032                 $this->rc_cache = array() ;
2033                 $this->rcMoveIndex = 0;
2034                 $this->rcCacheIndex = 0 ;
2035                 $this->lastdate = '';
2036                 $this->rclistOpen = false;
2037                 return '';
2038         }
2039
2040         function beginImageHistoryList()
2041         {
2042                 $s = "\n<h2>" . wfMsg( 'imghistory' ) . "</h2>\n" .
2043                   "<p>" . wfMsg( 'imghistlegend' ) . "</p>\n".'<ul class="special">';
2044                 return $s;
2045         }
2046
2047         # Returns text for the end of RC
2048         # If enhanced RC is in use, returns pretty much all the text
2049         function endRecentChangesList()
2050         {
2051                 $s = $this->recentChangesBlock() ;
2052                 if( $this->rclistOpen ) {
2053                         $s .= "</ul>\n";
2054                 }
2055                 return $s;
2056         }
2057
2058         # Enhanced RC ungrouped line
2059         function recentChangesBlockLine ( $rcObj )
2060         {
2061                 global $wgStylePath, $wgLang ;
2062
2063                 # Get rc_xxxx variables
2064                 extract( $rcObj->mAttribs ) ;
2065                 $curIdEq = 'curid='.$rc_cur_id;
2066
2067                 # Spacer image
2068                 $r = '' ;
2069
2070                 $r .= '<img src="'.$wgStylePath.'/images/Arr_.png" width="12" height="12" border="0" />' ;
2071                 $r .= '<tt>' ;
2072
2073                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2074                         $r .= '&nbsp;&nbsp;';
2075                 } else {
2076                         # M & N (minor & new)
2077                         $M = wfMsg( 'minoreditletter' );
2078                         $N = wfMsg( 'newpageletter' );
2079
2080                         if ( $rc_type == RC_NEW ) {
2081                                 $r .= $N ;
2082                         } else {
2083                                 $r .= '&nbsp;' ;
2084                         }
2085                         if ( $rc_minor ) {
2086                                 $r .= $M ;
2087                         } else {
2088                                 $r .= '&nbsp;' ;
2089                         }
2090                 }
2091
2092                 # Timestamp
2093                 $r .= ' '.$rcObj->timestamp.' ' ;
2094                 $r .= '</tt>' ;
2095
2096                 # Article link
2097                 $link = $rcObj->link ;
2098                 if ( $rcObj->watched ) $link = '<strong>'.$link.'</strong>' ;
2099                 $r .= $link ;
2100
2101                 # Diff
2102                 $r .= ' (' ;
2103                 $r .= $rcObj->difflink ;
2104                 $r .= '; ' ;
2105
2106                 # Hist
2107                 $r .= $this->makeKnownLinkObj( $rcObj->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2108
2109                 # User/talk
2110                 $r .= ') . . '.$rcObj->userlink ;
2111                 $r .= $rcObj->usertalklink ;
2112
2113                 # Comment
2114                  if ( $rc_comment != '' && $rc_type != RC_MOVE && $rc_type != RC_MOVE_OVER_REDIRECT ) {
2115                         $rc_comment=$this->formatComment($rc_comment);
2116                         $r .= $wgLang->emphasize( ' ('.$rc_comment.')' );
2117                 }
2118
2119                 $r .= "<br />\n" ;
2120                 return $r ;
2121         }
2122
2123         # Enhanced RC group
2124         function recentChangesBlockGroup ( $block )
2125         {
2126                 global $wgStylePath, $wgLang ;
2127
2128                 $r = '' ;
2129                 $M = wfMsg( 'minoreditletter' );
2130                 $N = wfMsg( 'newpageletter' );
2131
2132                 # Collate list of users
2133                 $isnew = false ;
2134                 $userlinks = array () ;
2135                 foreach ( $block AS $rcObj ) {
2136                         $oldid = $rcObj->mAttribs['rc_last_oldid'];
2137                         if ( $rcObj->mAttribs['rc_new'] ) $isnew = true ;
2138                         $u = $rcObj->userlink ;
2139                         if ( !isset ( $userlinks[$u] ) ) $userlinks[$u] = 0 ;
2140                         $userlinks[$u]++ ;
2141                 }
2142
2143                 # Sort the list and convert to text
2144                 krsort ( $userlinks ) ;
2145                 asort ( $userlinks ) ;
2146                 $users = array () ;
2147                 foreach ( $userlinks as $userlink => $count) {
2148                         $text = $userlink ;
2149                         if ( $count > 1 ) $text .= " ({$count}&times;)" ;
2150                         array_push ( $users , $text ) ;
2151                 }
2152                 $users = ' <font size="-1">['.implode('; ',$users).']</font>' ;
2153
2154                 # Arrow
2155                 $rci = 'RCI'.$this->rcCacheIndex ;
2156                 $rcl = 'RCL'.$this->rcCacheIndex ;
2157                 $rcm = 'RCM'.$this->rcCacheIndex ;
2158                 $toggleLink = "javascript:toggleVisibility('$rci','$rcm','$rcl')" ;
2159                 $arrowdir = $wgLang->isRTL() ? 'l' : 'r';
2160                 $tl  = '<span id="'.$rcm.'"><a href="'.$toggleLink.'"><img src="'.$wgStylePath.'/images/Arr_'.$arrowdir.'.png" width="12" height="12" /></a></span>' ;
2161                 $tl .= '<span id="'.$rcl.'" style="display:none"><a href="'.$toggleLink.'"><img src="'.$wgStylePath.'/images/Arr_d.png" width="12" height="12" /></a></span>' ;
2162                 $r .= $tl ;
2163
2164                 # Main line
2165                 # M/N
2166                 $r .= '<tt>' ;
2167                 if ( $isnew ) $r .= $N ;
2168                 else $r .= '&nbsp;' ;
2169                 $r .= '&nbsp;' ; # Minor
2170
2171                 # Timestamp
2172                 $r .= ' '.$block[0]->timestamp.' ' ;
2173                 $r .= '</tt>' ;
2174
2175                 # Article link
2176                 $link = $block[0]->link ;
2177                 if ( $block[0]->watched ) $link = '<strong>'.$link.'</strong>' ;
2178                 $r .= $link ;
2179
2180                 $curIdEq = 'curid=' . $block[0]->mAttribs['rc_cur_id'];
2181                 if ( $block[0]->mAttribs['rc_type'] != RC_LOG ) {
2182                         # Changes
2183                         $r .= ' ('.count($block).' ' ;
2184                         if ( $isnew ) $r .= wfMsg('changes');
2185                         else $r .= $this->makeKnownLinkObj( $block[0]->getTitle() , wfMsg('changes') ,
2186                                 $curIdEq.'&diff=0&oldid='.$oldid ) ;
2187                         $r .= '; ' ;
2188
2189                         # History
2190                         $r .= $this->makeKnownLinkObj( $block[0]->getTitle(), wfMsg( 'history' ), $curIdEq.'&action=history' );
2191                         $r .= ')' ;
2192                 }
2193
2194                 $r .= $users ;
2195                 $r .= "<br />\n" ;
2196
2197                 # Sub-entries
2198                 $r .= '<div id="'.$rci.'" style="display:none">' ;
2199                 foreach ( $block AS $rcObj ) {
2200                         # Get rc_xxxx variables
2201                         extract( $rcObj->mAttribs );
2202
2203                         $r .= '<img src="'.$wgStylePath.'/images/Arr_.png" width="12" height="12" />';
2204                         $r .= '<tt>&nbsp; &nbsp; &nbsp; &nbsp;' ;
2205                         if ( $rc_new ) $r .= $N ;
2206                         else $r .= '&nbsp;' ;
2207                         if ( $rc_minor ) $r .= $M ;
2208                         else $r .= '&nbsp;' ;
2209                         $r .= '</tt>' ;
2210
2211                         $o = '' ;
2212                         if ( $rc_last_oldid != 0 ) {
2213                                 $o = 'oldid='.$rc_last_oldid ;
2214                         }
2215                         if ( $rc_type == RC_LOG ) {
2216                                 $link = $rcObj->timestamp ;
2217                         } else {
2218                                 $link = $this->makeKnownLinkObj( $rcObj->getTitle(), $rcObj->timestamp , "{$curIdEq}&$o" ) ;
2219                         }
2220                         $link = '<tt>'.$link.'</tt>' ;
2221
2222                         $r .= $link ;
2223                         $r .= ' (' ;
2224                         $r .= $rcObj->curlink ;
2225                         $r .= '; ' ;
2226                         $r .= $rcObj->lastlink ;
2227                         $r .= ') . . '.$rcObj->userlink ;
2228                         $r .= $rcObj->usertalklink ;
2229                         if ( $rc_comment != '' ) {
2230                                 $rc_comment=$this->formatComment($rc_comment);
2231                                 $r .= $wgLang->emphasize( ' ('.$rc_comment.')' ) ;
2232                         }
2233                         $r .= "<br />\n" ;
2234                 }
2235                 $r .= "</div>\n" ;
2236
2237                 $this->rcCacheIndex++ ;
2238                 return $r ;
2239         }
2240
2241         # If enhanced RC is in use, this function takes the previously cached
2242         # RC lines, arranges them, and outputs the HTML
2243         function recentChangesBlock ()
2244         {
2245                 global $wgStylePath ;
2246                 if ( count ( $this->rc_cache ) == 0 ) return '' ;
2247                 $blockOut = '';
2248                 foreach ( $this->rc_cache AS $secureName => $block ) {
2249                         if ( count ( $block ) < 2 ) {
2250                                 $blockOut .= $this->recentChangesBlockLine ( array_shift ( $block ) ) ;
2251                         } else {
2252                                 $blockOut .= $this->recentChangesBlockGroup ( $block ) ;
2253                         }
2254                 }
2255
2256                 return '<div>'.$blockOut.'</div>' ;
2257         }
2258
2259         # Called in a loop over all displayed RC entries
2260         # Either returns the line, or caches it for later use
2261         function recentChangesLine( &$rc, $watched = false )
2262         {
2263                 global $wgUser ;
2264                 $usenew = $wgUser->getOption( 'usenewrc' );
2265                 if ( $usenew )
2266                         $line = $this->recentChangesLineNew ( $rc, $watched ) ;
2267                 else
2268                         $line = $this->recentChangesLineOld ( $rc, $watched ) ;
2269                 return $line ;
2270         }
2271
2272         function recentChangesLineOld( &$rc, $watched = false )
2273         {
2274                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds, $wgUseRCPatrol, $wgOnlySysopsCanPatrol;
2275
2276                 # Extract DB fields into local scope
2277                 extract( $rc->mAttribs );
2278                 $curIdEq = 'curid=' . $rc_cur_id;
2279
2280                 # Make date header if necessary
2281                 $date = $wgLang->date( $rc_timestamp, true);
2282                 $s = '';
2283                 if ( $date != $this->lastdate ) {
2284                         if ( '' != $this->lastdate ) { $s .= "</ul>\n"; }
2285                         $s .= "<h4>{$date}</h4>\n<ul class='special'>";
2286                         $this->lastdate = $date;
2287                         $this->rclistOpen = true;
2288                 }
2289
2290                 # If this edit has not yet been patrolled, make it stick out
2291                 $s .= ( ! $wgUseRCPatrol || $rc_patrolled ) ? '<li> ' : '<li class="not_patrolled"> ';
2292
2293                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2294                         # Diff
2295                         $s .= '(' . wfMsg( 'diff' ) . ') (';
2296                         # Hist
2297                         $s .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), wfMsg( 'hist' ), 'action=history' ) .
2298                                 ') . . ';
2299
2300                         # "[[x]] moved to [[y]]"
2301                         $msg = ( $rc_type == RC_MOVE ) ? '1movedto2' : '1movedto2_redir';
2302                         $s .= wfMsg( $msg, $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2303                                 $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2304                 } else {
2305                         # Diff link
2306                         if ( $rc_type == RC_NEW || $rc_type == RC_LOG ) {
2307                                 $diffLink = wfMsg( 'diff' );
2308                         } else {
2309                                 if ( $wgUseRCPatrol && $rc_patrolled == 0 && $wgUser->getID() != 0 &&
2310                                      ( $wgUser->isSysop() || !$wgOnlySysopsCanPatrol ) )
2311                                         $rcidparam = "&rcid={$rc_id}";
2312                                 else
2313                                         $rcidparam = "";
2314                                 $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff' ),
2315                                   "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}{$rcidparam}",
2316                                   '', '', ' tabindex="'.$rc->counter.'"');
2317                         }
2318                         $s .= '('.$diffLink.') (';
2319
2320                         # History link
2321                         $s .= $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2322                         $s .= ') . . ';
2323
2324                         # M and N (minor and new)
2325                         if ( $rc_minor ) { $s .= ' <span class="minor">'.wfMsg( "minoreditletter" ).'</span>'; }
2326                         if ( $rc_type == RC_NEW ) { $s .= '<span class="newpage">'.wfMsg( "newpageletter" ).'</span>'; }
2327
2328                         # Article link
2329                         # If it's a new article, there is no diff link, but if it hasn't been
2330                         # patrolled yet, we need to give users a way to do so
2331                         if ( $wgUseRCPatrol && $rc_type == RC_NEW && $rc_patrolled == 0 &&
2332                              $wgUser->getID() != 0 && ( $wgUser->isSysop() || !$wgOnlySysopsCanPatrol ) )
2333                                 $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '', "rcid={$rc_id}" );
2334                         else
2335                                 $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '' );
2336
2337                         if ( $watched ) {
2338                                 $articleLink = '<strong>'.$articleLink.'</strong>';
2339                         }
2340                         $s .= ' '.$articleLink;
2341
2342                 }
2343
2344                 # Timestamp
2345                 $s .= '; ' . $wgLang->time( $rc_timestamp, true, $wgRCSeconds ) . ' . . ';
2346
2347                 # User link (or contributions for unregistered users)
2348                 if ( 0 == $rc_user ) {
2349                         $userLink = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
2350                         $rc_user_text, 'target=' . $rc_user_text );
2351                 } else {
2352                         $userLink = $this->makeLink( $wgLang->getNsText( NS_USER ) . ':'.$rc_user_text, $rc_user_text );
2353                 }
2354                 $s .= $userLink;
2355
2356                 # User talk link
2357                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2358                 global $wgDisableAnonTalk;
2359                 if( 0 == $rc_user && $wgDisableAnonTalk ) {
2360                         $userTalkLink = '';
2361                 } else {
2362                         $utns=$wgLang->getNsText(NS_USER_TALK);
2363                         $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2364                 }
2365                 # Block link
2366                 $blockLink='';
2367                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2368                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2369                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2370
2371                 }
2372                 if($blockLink) {
2373                         if($userTalkLink) $userTalkLink .= ' | ';
2374                         $userTalkLink .= $blockLink;
2375                 }
2376                 if($userTalkLink) $s.=' ('.$userTalkLink.')';
2377
2378                 # Add comment
2379                 if ( '' != $rc_comment && '*' != $rc_comment && $rc_type != RC_MOVE && $rc_type != RC_MOVE_OVER_REDIRECT ) {
2380                         $rc_comment=$this->formatComment($rc_comment);
2381                         $s .= $wgLang->emphasize(' (' . $rc_comment . ')');
2382                 }
2383                 $s .= "</li>\n";
2384
2385                 return $s;
2386         }
2387
2388         function recentChangesLineNew( &$baseRC, $watched = false )
2389         {
2390                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2391
2392                 # Create a specialised object
2393                 $rc = RCCacheEntry::newFromParent( $baseRC ) ;
2394
2395                 # Extract fields from DB into the function scope (rc_xxxx variables)
2396                 extract( $rc->mAttribs );
2397                 $curIdEq = 'curid=' . $rc_cur_id;
2398
2399                 # If it's a new day, add the headline and flush the cache
2400                 $date = $wgLang->date( $rc_timestamp, true);
2401                 $ret = '';
2402                 if ( $date != $this->lastdate ) {
2403                         # Process current cache
2404                         $ret = $this->recentChangesBlock () ;
2405                         $this->rc_cache = array() ;
2406                         $ret .= "<h4>{$date}</h4>\n";
2407                         $this->lastdate = $date;
2408                 }
2409
2410                 # Make article link
2411                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2412                         $msg = ( $rc_type == RC_MOVE ) ? "1movedto2" : "1movedto2_redir";
2413                         $clink = wfMsg( $msg, $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2414                           $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2415                 } else {
2416                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), '' ) ;
2417                 }
2418
2419                 $time = $wgLang->time( $rc_timestamp, true, $wgRCSeconds );
2420                 $rc->watched = $watched ;
2421                 $rc->link = $clink ;
2422                 $rc->timestamp = $time;
2423
2424                 # Make "cur" and "diff" links
2425                 if ( ( $rc_type == RC_NEW && $rc_this_oldid == 0 ) || $rc_type == RC_LOG || $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2426                         $curLink = wfMsg( 'cur' );
2427                         $diffLink = wfMsg( 'diff' );
2428                 } else {
2429                         $query = $curIdEq.'&diff=0&oldid='.$rc_this_oldid;
2430                         $aprops = ' tabindex="'.$baseRC->counter.'"';
2431                         $curLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'cur' ), $query, '' ,'' , $aprops );
2432                         $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff'), $query, '' ,'' , $aprops );
2433                 }
2434
2435                 # Make "last" link
2436                 $titleObj = $rc->getTitle();
2437                 if ( $rc_last_oldid == 0 || $rc_type == RC_LOG || $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2438                         $lastLink = wfMsg( 'last' );
2439                 } else {
2440                         $lastLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'last' ),
2441                           $curIdEq.'&diff='.$rc_this_oldid.'&oldid='.$rc_last_oldid );
2442                 }
2443
2444                 # Make user link (or user contributions for unregistered users)
2445                 if ( $rc_user == 0 ) {
2446                         $userLink = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
2447                         $rc_user_text, 'target=' . $rc_user_text );
2448                 } else {
2449                         $userLink = $this->makeLink( $wgLang->getNsText(
2450                           Namespace::getUser() ) . ':'.$rc_user_text, $rc_user_text );
2451                 }
2452
2453                 $rc->userlink = $userLink;
2454                 $rc->lastlink = $lastLink;
2455                 $rc->curlink  = $curLink;
2456                 $rc->difflink = $diffLink;
2457
2458                 # Make user talk link
2459                 $utns=$wgLang->getNsText(NS_USER_TALK);
2460                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2461                 $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2462
2463                 global $wgDisableAnonTalk;
2464                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2465                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2466                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2467                         if( $wgDisableAnonTalk )
2468                                 $rc->usertalklink = ' ('.$blockLink.')';
2469                         else
2470                                 $rc->usertalklink = ' ('.$userTalkLink.' | '.$blockLink.')';
2471                 } else {
2472                         if( $wgDisableAnonTalk && ($rc_user == 0) )
2473                                 $rc->usertalklink = '';
2474                         else
2475                                 $rc->usertalklink = ' ('.$userTalkLink.')';
2476                 }
2477
2478                 # Put accumulated information into the cache, for later display
2479                 # Page moves go on their own line
2480                 $title = $rc->getTitle();
2481                 $secureName = $title->getPrefixedDBkey();
2482                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2483                         # Use an @ character to prevent collision with page names
2484                         $this->rc_cache['@@' . ($this->rcMoveIndex++)] = array($rc);
2485                 } else {
2486                         if ( !isset ( $this->rc_cache[$secureName] ) ) $this->rc_cache[$secureName] = array() ;
2487                         array_push ( $this->rc_cache[$secureName] , $rc ) ;
2488                 }
2489                 return $ret;
2490         }
2491
2492         function endImageHistoryList()
2493         {
2494                 $s = "</ul>\n";
2495                 return $s;
2496         }
2497
2498         /* This function is called by all recent changes variants, by the page history,
2499            and by the user contributions list. It is responsible for formatting edit
2500            comments. It escapes any HTML in the comment, but adds some CSS to format
2501            auto-generated comments (from section editing) and formats [[wikilinks]].
2502            Main author: Erik Möller (moeller@scireview.de)
2503         */
2504         function formatComment($comment)
2505         {
2506                 global $wgLang;
2507                 $comment = htmlspecialchars( $comment );
2508
2509                 # The pattern for autogen comments is / * foo * /, which makes for
2510                 # some nasty regex.
2511                 # We look for all comments, match any text before and after the comment,
2512                 # add a separator where needed and format the comment itself with CSS
2513                 while (preg_match('/(.*)\/\*\s*(.*?)\s*\*\/(.*)/', $comment,$match)) {
2514                         $pre=$match[1];
2515                         $auto=$match[2];
2516                         $post=$match[3];
2517                         $sep='-';
2518                         if($pre) { $auto = $sep.' '.$auto; }
2519                         if($post) { $auto .= ' '.$sep; }
2520                         $auto='<span class="autocomment">'.$auto.'</span>';
2521                         $comment=$pre.$auto.$post;
2522                 }
2523
2524                 # format regular and media links - all other wiki formatting
2525                 # is ignored
2526                 $medians = $wgLang->getNsText(Namespace::getMedia()).':';
2527                 while(preg_match('/\[\[(.*?)(\|(.*?))*\]\](.*)$/',$comment,$match)) {
2528                         # Handle link renaming [[foo|text]] will show link as "text"
2529                         if( "" != $match[3] ) {
2530                                 $text = $match[3];
2531                         } else {
2532                                 $text = $match[1];
2533                         }
2534                         if( preg_match( '/^' . $medians . '(.*)$/i', $match[1], $submatch ) ) {
2535                                 # Media link; trail not supported.
2536                                 $linkRegexp = '/\[\[(.*?)\]\]/';
2537                                 $thelink = $this->makeMediaLink( $submatch[1], "", $text );
2538                         } else {
2539                                 # Other kind of link
2540                                 if( preg_match( wfMsg( "linktrail" ), $match[4], $submatch ) ) {
2541                                         $trail = $submatch[1];
2542                                 } else {
2543                                         $trail = "";
2544                                 }
2545                                 $linkRegexp = '/\[\[(.*?)\]\]' . preg_quote( $trail, '/' ) . '/';
2546                                 if ($match[1][0] == ':')
2547                                         $match[1] = substr($match[1], 1);
2548                                 $thelink = $this->makeLink( $match[1], $text, "", $trail );
2549                         }
2550                         $comment = preg_replace( $linkRegexp, $thelink, $comment, 1 );
2551                 }
2552                 return $comment;
2553         }
2554
2555         function imageHistoryLine( $iscur, $timestamp, $img, $user, $usertext, $size, $description )
2556         {
2557                 global $wgUser, $wgLang, $wgTitle;
2558
2559                 $datetime = $wgLang->timeanddate( $timestamp, true );
2560                 $del = wfMsg( 'deleteimg' );
2561                 $delall = wfMsg( 'deleteimgcompletely' );
2562                 $cur = wfMsg( 'cur' );
2563
2564                 if ( $iscur ) {
2565                         $url = Image::wfImageUrl( $img );
2566                         $rlink = $cur;
2567                         if ( $wgUser->isSysop() ) {
2568                                 $link = $wgTitle->escapeLocalURL( 'image=' . $wgTitle->getPartialURL() .
2569                                   '&action=delete' );
2570                                 $style = $this->getInternalLinkAttributes( $link, $delall );
2571
2572                                 $dlink = '<a href="'.$link.'"'.$style.'>'.$delall.'</a>';
2573                         } else {
2574                                 $dlink = $del;
2575                         }
2576                 } else {
2577                         $url = htmlspecialchars( wfImageArchiveUrl( $img ) );
2578                         if( $wgUser->getID() != 0 && $wgTitle->userCanEdit() ) {
2579                                 $rlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2580                                            wfMsg( 'revertimg' ), 'action=revert&oldimage=' .
2581                                            urlencode( $img ) );
2582                                 $dlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2583                                            $del, 'action=delete&oldimage=' . urlencode( $img ) );
2584                         } else {
2585                                 # Having live active links for non-logged in users
2586                                 # means that bots and spiders crawling our site can
2587                                 # inadvertently change content. Baaaad idea.
2588                                 $rlink = wfMsg( 'revertimg' );
2589                                 $dlink = $del;
2590                         }
2591                 }
2592                 if ( 0 == $user ) {
2593                         $userlink = $usertext;
2594                 } else {
2595                         $userlink = $this->makeLink( $wgLang->getNsText( Namespace::getUser() ) .
2596                                        ':'.$usertext, $usertext );
2597                 }
2598                 $nbytes = wfMsg( 'nbytes', $size );
2599                 $style = $this->getInternalLinkAttributes( $url, $datetime );
2600
2601                 $s = "<li> ({$dlink}) ({$rlink}) <a href=\"{$url}\"{$style}>{$datetime}</a>"
2602                   . " . . {$userlink} ({$nbytes})";
2603
2604                 if ( '' != $description && '*' != $description ) {
2605                         $sk=$wgUser->getSkin();
2606                         $s .= $wgLang->emphasize(' (' . $sk->formatComment($description) . ')');
2607                 }
2608                 $s .= "</li>\n";
2609                 return $s;
2610         }
2611
2612         function tocIndent($level) {
2613                 return str_repeat( '<div class="tocindent">'."\n", $level>0 ? $level : 0 );
2614         }
2615
2616         function tocUnindent($level) {
2617                 return str_repeat( "</div>\n", $level>0 ? $level : 0 );
2618         }
2619
2620         # parameter level defines if we are on an indentation level
2621         function tocLine( $anchor, $tocline, $level ) {
2622                 $link = '<a href="#'.$anchor.'">'.$tocline.'</a><br />';
2623                 if($level) {
2624                         return $link."\n";
2625                 } else {
2626                         return '<div class="tocline">'.$link."</div>\n";
2627                 }
2628
2629         }
2630
2631         function tocTable($toc) {
2632                 # note to CSS fanatics: putting this in a div does not work -- div won't auto-expand
2633                 # try min-width & co when somebody gets a chance
2634                 $hideline = ' <script type="text/javascript">showTocToggle("' . addslashes( wfMsg('showtoc') ) . '","' . addslashes( wfMsg('hidetoc') ) . '")</script>';
2635                 return
2636                 '<table border="0" id="toc"><tr id="toctitle"><td align="center">'."\n".
2637                 '<b>'.wfMsg('toc').'</b>' .
2638                 $hideline .
2639                 '</td></tr><tr id="tocinside"><td>'."\n".
2640                 $toc."</td></tr></table>\n";
2641         }
2642
2643         # These two do not check for permissions: check $wgTitle->userCanEdit before calling them
2644         function editSectionScript( $section, $head ) {
2645                 global $wgTitle, $wgRequest;
2646                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2647                         return $head;
2648                 }
2649                 $url = $wgTitle->escapeLocalURL( 'action=edit&section='.$section );
2650                 return '<span oncontextmenu=\'document.location="'.$url.'";return false;\'>'.$head.'</span>';
2651         }
2652
2653         function editSectionLink( $section ) {
2654                 global $wgRequest;
2655                 global $wgTitle, $wgUser, $wgLang;
2656
2657                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2658                         # Section edit links would be out of sync on an old page.
2659                         # But, if we're diffing to the current page, they'll be
2660                         # correct.
2661                         return '';
2662                 }
2663
2664                 $editurl = '&section='.$section;
2665                 $url = $this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg('editsection'),'action=edit'.$editurl);
2666
2667                 if( $wgLang->isRTL() ) {
2668                         $farside = 'left';
2669                         $nearside = 'right';
2670                 } else {
2671                         $farside = 'right';
2672                         $nearside = 'left';
2673                 }
2674                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2675
2676         }
2677
2678         // This function is called by EditPage.php and shows a bulletin board style
2679         // toolbar for common editing functions. It can be disabled in the user preferences.
2680         // The necsesary JavaScript code can be found in style/wikibits.js.
2681         function getEditToolbar() {
2682                 global $wgStylePath, $wgLang, $wgMimeType;
2683
2684                 // toolarray an array of arrays which each include the filename of
2685                 // the button image (without path), the opening tag, the closing tag,
2686                 // and optionally a sample text that is inserted between the two when no
2687                 // selection is highlighted.
2688                 // The tip text is shown when the user moves the mouse over the button.
2689
2690                 // Already here are accesskeys (key), which are not used yet until someone
2691                 // can figure out a way to make them work in IE. However, we should make
2692                 // sure these keys are not defined on the edit page.
2693                 $toolarray=array(
2694                         array(  'image'=>'button_bold.png',
2695                                 'open'=>"\'\'\'",
2696                                 'close'=>"\'\'\'",
2697                                 'sample'=>wfMsg('bold_sample'),
2698                                 'tip'=>wfMsg('bold_tip'),
2699                                 'key'=>'B'
2700                                 ),
2701                         array(  "image"=>"button_italic.png",
2702                                 "open"=>"\'\'",
2703                                 "close"=>"\'\'",
2704                                 "sample"=>wfMsg("italic_sample"),
2705                                 "tip"=>wfMsg("italic_tip"),
2706                                 "key"=>"I"
2707                                 ),
2708                         array(  "image"=>"button_link.png",
2709                                 "open"=>"[[",
2710                                 "close"=>"]]",
2711                                 "sample"=>wfMsg("link_sample"),
2712                                 "tip"=>wfMsg("link_tip"),
2713                                 "key"=>"L"
2714                                 ),
2715                         array(  "image"=>"button_extlink.png",
2716                                 "open"=>"[",
2717                                 "close"=>"]",
2718                                 "sample"=>wfMsg("extlink_sample"),
2719                                 "tip"=>wfMsg("extlink_tip"),
2720                                 "key"=>"X"
2721                                 ),
2722                         array(  "image"=>"button_headline.png",
2723                                 "open"=>"\\n== ",
2724                                 "close"=>" ==\\n",
2725                                 "sample"=>wfMsg("headline_sample"),
2726                                 "tip"=>wfMsg("headline_tip"),
2727                                 "key"=>"H"
2728                                 ),
2729                         array(  "image"=>"button_image.png",
2730                                 "open"=>"[[".$wgLang->getNsText(NS_IMAGE).":",
2731                                 "close"=>"]]",
2732                                 "sample"=>wfMsg("image_sample"),
2733                                 "tip"=>wfMsg("image_tip"),
2734                                 "key"=>"D"
2735                                 ),
2736                         array(  "image"=>"button_media.png",
2737                                 "open"=>"[[".$wgLang->getNsText(NS_MEDIA).":",
2738                                 "close"=>"]]",
2739                                 "sample"=>wfMsg("media_sample"),
2740                                 "tip"=>wfMsg("media_tip"),
2741                                 "key"=>"M"
2742                                 ),
2743                         array(  "image"=>"button_math.png",
2744                                 "open"=>"\\<math\\>",
2745                                 "close"=>"\\</math\\>",
2746                                 "sample"=>wfMsg("math_sample"),
2747                                 "tip"=>wfMsg("math_tip"),
2748                                 "key"=>"C"
2749                                 ),
2750                         array(  "image"=>"button_nowiki.png",
2751                                 "open"=>"\\<nowiki\\>",
2752                                 "close"=>"\\</nowiki\\>",
2753                                 "sample"=>wfMsg("nowiki_sample"),
2754                                 "tip"=>wfMsg("nowiki_tip"),
2755                                 "key"=>"N"
2756                                 ),
2757                         array(  "image"=>"button_sig.png",
2758                                 "open"=>"--~~~~",
2759                                 "close"=>"",
2760                                 "sample"=>"",
2761                                 "tip"=>wfMsg("sig_tip"),
2762                                 "key"=>"Y"
2763                                 ),
2764                         array(  "image"=>"button_hr.png",
2765                                 "open"=>"\\n----\\n",
2766                                 "close"=>"",
2767                                 "sample"=>"",
2768                                 "tip"=>wfMsg("hr_tip"),
2769                                 "key"=>"R"
2770                                 )
2771                 );
2772                 $toolbar ="<script type='text/javascript'>\n/*<![CDATA[*/\n";
2773
2774                 $toolbar.="document.writeln(\"<div id='toolbar'>\");\n";
2775                 foreach($toolarray as $tool) {
2776
2777                         $image=$wgStylePath.'/images/'.$tool['image'];
2778                         $open=$tool['open'];
2779                         $close=$tool['close'];
2780                         $sample = addslashes( $tool['sample'] );
2781
2782                         // Note that we use the tip both for the ALT tag and the TITLE tag of the image.
2783                         // Older browsers show a "speedtip" type message only for ALT.
2784                         // Ideally these should be different, realistically they
2785                         // probably don't need to be.
2786                         $tip = addslashes( $tool['tip'] );
2787
2788                         #$key = $tool["key"];
2789
2790                         $toolbar.="addButton('$image','$tip','$open','$close','$sample');\n";
2791                 }
2792
2793                 $toolbar.="addInfobox('" . addslashes( wfMsg( "infobox" ) ) . "','" . addslashes(wfMsg("infobox_alert")) . "');\n";
2794                 $toolbar.="document.writeln(\"</div>\");\n";
2795
2796                 $toolbar.="/*]]>*/\n</script>";
2797                 return $toolbar;
2798         }
2799
2800         /* public */ function suppressUrlExpansion() {
2801                 return false;
2802         }
2803 }
2804
2805 }
2806 ?>