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                         . ': ' . $t;
 415
 416                 # optional 'dmoz-like' category browser. Will be shown under the list
 417                 # of categories an article belong to
 418                 if($wgUseCategoryBrowser) {
 419                         $s .= '<br/><hr/>';
 420
 421                         # get a big array of the parents tree
 422                         $parenttree = $wgTitle->getCategorieBrowser();
 423
 424                         # Render the array as a serie of links
 425                         function walkThrough ($tree) {
 426                                 global $wgUser;
 427                                 $sk = $wgUser->getSkin();
 428                                 $return = '';
 429                                 foreach($tree as $element => $parent) {
 430                                         if(empty($parent)) {
 431                                                 # element start a new list
 432                                                 $return .= '<br />';
 433                                         } else {
 434                                                 # grab the others elements
 435                                                 $return .= walkThrough($parent);
 436                                         }
 437                                         # add our current element to the list
 438                                         $eltitle = Title::NewFromText($element);
 439                                         # FIXME : should be makeLink() [AV]
 440                                         $return .= $sk->makeKnownLink($element, $eltitle->getText()).' &gt; ';
 441                                 }
 442                                 return $return;
 443                         }
 444
 445                         $s .= walkThrough($parenttree);
 446                 }
 447
 448                 return $s;
 449         }
 450
 451         function getCategories() {
 452                 $catlinks=$this->getCategoryLinks();
 453                 if(!empty($catlinks)) {
 454                         return "<p class='catlinks'>{$catlinks}</p>";
 455                 }
 456         }
 457
 458         function getQuickbarCompensator( $rows = 1 )
 459         {
 460                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 461         }
 462
 463         # This gets called immediately before the </body> tag.
 464         #
 465         function afterContent()
 466         {
 467                 global $wgUser, $wgOut, $wgServer;
 468                 global $wgTitle, $wgLang;
 469
 470                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 471                 return $printfooter . $this->doAfterContent();
 472         }
 473
 474         function printSource() {
 475                 global $wgTitle;
 476                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 477                 return wfMsg( "retrievedfrom", "<a href=\"$url\">$url</a>" );
 478         }
 479
 480         function printFooter() {
 481                 return "<p>" .  $this->printSource() .
 482                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 483         }
 484
 485         function doAfterContent()
 486         {
 487                 global $wgUser, $wgOut, $wgLang;
 488                 $fname =  'Skin::doAfterContent';
 489                 wfProfileIn( $fname );
 490                 wfProfileIn( $fname.'-1' );
 491
 492                 $s = "\n</div><br style=\"clear:both\" />\n";
 493                 $s .= "\n<div id='footer'>";
 494                 $s .= '<table border="0" cellspacing="0"><tr>';
 495
 496                 wfProfileOut( $fname.'-1' );
 497                 wfProfileIn( $fname.'-2' );
 498
 499                 $qb = $this->qbSetting();
 500                 $shove = ($qb != 0);
 501                 $left = ($qb == 1 || $qb == 3);
 502                 if($wgLang->isRTL()) $left = !$left;
 503
 504                 if ( $shove && $left ) { # Left
 505                         $s .= $this->getQuickbarCompensator();
 506                 }
 507                 wfProfileOut( $fname.'-2' );
 508                 wfProfileIn( $fname.'-3' );
 509                 $l = $wgLang->isRTL() ? 'right' : 'left';
 510                 $s .= "<td class='bottom' align='$l' valign='top'>";
 511
 512                 $s .= $this->bottomLinks();
 513                 $s .= "\n<br />" . $this->mainPageLink()
 514                   . ' | ' . $this->aboutLink()
 515                   . ' | ' . $this->specialLink( 'recentchanges' )
 516                   . ' | ' . $this->searchForm()
 517                   . '<br /><span id="pagestats">' . $this->pageStats() . '</span>';
 518
 519                 $s .= "</td>";
 520                 if ( $shove && !$left ) { # Right
 521                         $s .= $this->getQuickbarCompensator();
 522                 }
 523                 $s .= "</tr></table>\n</div>\n</div>\n";
 524
 525                 wfProfileOut( $fname.'-3' );
 526                 wfProfileIn( $fname.'-4' );
 527                 if ( 0 != $qb ) { $s .= $this->quickBar(); }
 528                 wfProfileOut( $fname.'-4' );
 529                 wfProfileOut( $fname );
 530                 return $s;
 531         }
 532
 533         function pageTitleLinks()
 534         {
 535                 global $wgOut, $wgTitle, $wgUser, $wgLang, $wgUseApproval, $wgRequest;
 536
 537                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 538                 $action = $wgRequest->getText( 'action' );
 539
 540                 $s = $this->printableLink();
 541                 if ( wfMsg ( 'disclaimers' ) != '-' ) $s .= ' | ' . $this->makeKnownLink( wfMsg( 'disclaimerpage' ), wfMsg( 'disclaimers' ) ) ;
 542
 543                 if ( $wgOut->isArticleRelated() ) {
 544                         if ( $wgTitle->getNamespace() == Namespace::getImage() ) {
 545                                 $name = $wgTitle->getDBkey();
 546                                 $link = htmlspecialchars( Image::wfImageUrl( $name ) );
 547                                 $style = $this->getInternalLinkAttributes( $link, $name );
 548                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 549                         }
 550                         # This will show the "Approve" link if $wgUseApproval=true;
 551                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 552                         {
 553                                 $t = $wgTitle->getDBkey();
 554                                 $name = 'Approve this article' ;
 555                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 556                                 #htmlspecialchars( wfImageUrl( $name ) );
 557                                 $style = $this->getExternalLinkAttributes( $link, $name );
 558                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 559                         }
 560                 }
 561                 if ( 'history' == $action || isset( $diff ) || isset( $oldid ) ) {
 562                         $s .= ' | ' . $this->makeKnownLink( $wgTitle->getPrefixedText(),
 563                                         wfMsg( 'currentrev' ) );
 564                 }
 565
 566                 if ( $wgUser->getNewtalk() ) {
 567                 # do not show "You have new messages" text when we are viewing our
 568                 # own talk page
 569
 570                         if(!(strcmp($wgTitle->getText(),$wgUser->getName()) == 0 &&
 571                                                 $wgTitle->getNamespace()==Namespace::getTalk(Namespace::getUser()))) {
 572                                 $n =$wgUser->getName();
 573                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 574                                                         Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 575                                                 wfMsg('newmessageslink') );
 576                                 $s.= ' | <strong>'. wfMsg( 'newmessages', $tl ) . '</strong>';
 577                         }
 578                 }
 579
 580                 $undelete = $this->getUndeleteLink();
 581                 if( !empty( $undelete ) ) {
 582                         $s .= ' | '.$undelete;
 583                 }
 584                 return $s;
 585         }
 586
 587         function getUndeleteLink() {
 588                 global $wgUser, $wgTitle, $wgLang, $action;
 589                 if( $wgUser->isSysop() &&
 590                         (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 591                         ($n = $wgTitle->isDeleted() ) ) {
 592                         return wfMsg( 'thisisdeleted',
 593                                 $this->makeKnownLink(
 594                                         $wgLang->SpecialPage( 'Undelete/' . $wgTitle->getPrefixedDBkey() ),
 595                                         wfMsg( 'restorelink', $n ) ) );
 596                 }
 597                 return '';
 598         }
 599
 600         function printableLink()
 601         {
 602                 global $wgOut, $wgFeedClasses, $wgRequest;
 603
 604                 $baseurl = $_SERVER['REQUEST_URI'];
 605                 if( strpos( '?', $baseurl ) == false ) {
 606                         $baseurl .= '?';
 607                 } else {
 608                         $baseurl .= '&';
 609                 }
 610                 $baseurl = htmlspecialchars( $baseurl );
 611                 $printurl = $wgRequest->escapeAppendQuery( 'printable=yes' );
 612
 613                 $s = "<a href=\"$printurl\">" . wfMsg( 'printableversion' ) . '</a>';
 614                 if( $wgOut->isSyndicated() ) {
 615                         foreach( $wgFeedClasses as $format => $class ) {
 616                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 617                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 618                         }
 619                 }
 620                 return $s;
 621         }
 622
 623         function pageTitle()
 624         {
 625                 global $wgOut, $wgTitle, $wgUser;
 626
 627                 $s = '<h1 class="pagetitle">' . htmlspecialchars( $wgOut->getPageTitle() ) . '</h1>';
 628                 if($wgUser->getOption( 'editsectiononrightclick' ) && $wgTitle->userCanEdit()) { $s=$this->editSectionScript(0,$s);}
 629                 return $s;
 630         }
 631
 632         function pageSubtitle()
 633         {
 634                 global $wgOut;
 635
 636                 $sub = $wgOut->getSubtitle();
 637                 if ( '' == $sub ) {
 638                         global $wgExtraSubtitle;
 639                         $sub = wfMsg( 'fromwikipedia' ) . $wgExtraSubtitle;
 640                 }
 641                 $subpages = $this->subPageSubtitle();
 642                 $sub .= !empty($subpages)?"</p><p class='subpages'>$subpages":'';
 643                 $s = "<p class='subtitle'>{$sub}</p>\n";
 644                 return $s;
 645         }
 646
 647         function subPageSubtitle()
 648         {
 649                 global $wgOut,$wgTitle,$wgNamespacesWithSubpages;
 650                 $subpages = '';
 651                 if($wgOut->isArticle() && !empty($wgNamespacesWithSubpages[$wgTitle->getNamespace()])) {
 652                         $ptext=$wgTitle->getPrefixedText();
 653                         if(preg_match('/\//',$ptext)) {
 654                                 $links = explode('/',$ptext);
 655                                 $c = 0;
 656                                 $growinglink = '';
 657                                 foreach($links as $link) {
 658                                         $c++;
 659                                         if ($c<count($links)) {
 660                                                 $growinglink .= $link;
 661                                                 $getlink = $this->makeLink( $growinglink, $link );
 662                                                 if(preg_match('/class="new"/i',$getlink)) { break; } # this is a hack, but it saves time
 663                                                 if ($c>1) {
 664                                                         $subpages .= ' | ';
 665                                                 } else  {
 666                                                         $subpages .= '&lt; ';
 667                                                 }
 668                                                 $subpages .= $getlink;
 669                                                 $growinglink .= '/';
 670                                         }
 671                                 }
 672                         }
 673                 }
 674                 return $subpages;
 675         }
 676
 677         function nameAndLogin()
 678         {
 679                 global $wgUser, $wgTitle, $wgLang, $wgShowIPinHeader, $wgIP;
 680
 681                 $li = $wgLang->specialPage( 'Userlogin' );
 682                 $lo = $wgLang->specialPage( 'Userlogout' );
 683
 684                 $s = '';
 685                 if ( 0 == $wgUser->getID() ) {
 686                         if( $wgShowIPinHeader && isset(  $_COOKIE[ini_get('session.name')] ) ) {
 687                                 $n = $wgIP;
 688
 689                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 690                                   Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 691                                   $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 692
 693                                 $s .= $n . ' ('.$tl.')';
 694                         } else {
 695                                 $s .= wfMsg('notloggedin');
 696                         }
 697
 698                         $rt = $wgTitle->getPrefixedURL();
 699                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 700                                 $q = '';
 701                         } else { $q = "returnto={$rt}"; }
 702
 703                         $s .= "\n<br />" . $this->makeKnownLink( $li,
 704                           wfMsg( 'login' ), $q );
 705                 } else {
 706                         $n = $wgUser->getName();
 707                         $rt = $wgTitle->getPrefixedURL();
 708                         $tl = $this->makeKnownLink( $wgLang->getNsText(
 709                           Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 710                           $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 711
 712                         $tl = " ({$tl})";
 713
 714                         $s .= $this->makeKnownLink( $wgLang->getNsText(
 715                           Namespace::getUser() ) . ":{$n}", $n ) . "{$tl}<br />" .
 716                           $this->makeKnownLink( $lo, wfMsg( 'logout' ),
 717                           "returnto={$rt}" ) . ' | ' .
 718                           $this->specialLink( 'preferences' );
 719                 }
 720                 $s .= ' | ' . $this->makeKnownLink( wfMsg( 'helppage' ),
 721                   wfMsg( 'help' ) );
 722
 723                 return $s;
 724         }
 725
 726         function getSearchLink() {
 727                 $searchPage =& Title::makeTitle( NS_SPECIAL, 'Search' );
 728                 return $searchPage->getLocalURL();
 729         }
 730
 731         function escapeSearchLink() {
 732                 return htmlspecialchars( $this->getSearchLink() );
 733         }
 734
 735         function searchForm()
 736         {
 737                 global $wgRequest;
 738                 $search = $wgRequest->getText( 'search' );
 739
 740                 $s = '<form name="search" class="inline" method="post" action="'
 741                   . $this->escapeSearchLink() . "\">\n"
 742                   . '<input type="text" name="search" size="19" value="'
 743                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 744                   . '<input type="submit" name="go" value="' . wfMsg ('go') . '" />&nbsp;'
 745                   . '<input type="submit" name="fulltext" value="' . wfMsg ('search') . "\" />\n</form>";
 746
 747                 return $s;
 748         }
 749
 750         function topLinks()
 751         {
 752                 global $wgOut;
 753                 $sep = " |\n";
 754
 755                 $s = $this->mainPageLink() . $sep
 756                   . $this->specialLink( 'recentchanges' );
 757
 758                 if ( $wgOut->isArticleRelated() ) {
 759                         $s .=  $sep . $this->editThisPage()
 760                           . $sep . $this->historyLink();
 761                 }
 762                 # Many people don't like this dropdown box
 763                 #$s .= $sep . $this->specialPagesList();
 764
 765                 return $s;
 766         }
 767
 768         function bottomLinks()
 769         {
 770                 global $wgOut, $wgUser, $wgTitle;
 771                 $sep = " |\n";
 772
 773                 $s = '';
 774                 if ( $wgOut->isArticleRelated() ) {
 775                         $s .= '<strong>' . $this->editThisPage() . '</strong>';
 776                         if ( 0 != $wgUser->getID() ) {
 777                                 $s .= $sep . $this->watchThisPage();
 778                         }
 779                         $s .= $sep . $this->talkLink()
 780                           . $sep . $this->historyLink()
 781                           . $sep . $this->whatLinksHere()
 782                           . $sep . $this->watchPageLinksLink();
 783
 784                         if ( $wgTitle->getNamespace() == Namespace::getUser()
 785                             || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser()) )
 786
 787                         {
 788                                 $id=User::idFromName($wgTitle->getText());
 789                                 $ip=User::isIP($wgTitle->getText());
 790
 791                                 if($id || $ip) { # both anons and non-anons have contri list
 792                                         $s .= $sep . $this->userContribsLink();
 793                                 }
 794                                 if ( 0 != $wgUser->getID() ) { # show only to signed in users
 795                                         if($id) {       # can only email non-anons
 796                                                 $s .= $sep . $this->emailUserLink();
 797                                         }
 798                                 }
 799                         }
 800                         if ( $wgUser->isSysop() && $wgTitle->getArticleId() ) {
 801                                 $s .= "\n<br />" . $this->deleteThisPage() .
 802                                 $sep . $this->protectThisPage() .
 803                                 $sep . $this->moveThisPage();
 804                         }
 805                         $s .= "<br />\n" . $this->otherLanguages();
 806                 }
 807                 return $s;
 808         }
 809
 810         function pageStats()
 811         {
 812                 global $wgOut, $wgLang, $wgArticle, $wgRequest;
 813                 global $wgDisableCounters, $wgMaxCredits, $wgShowCreditsIfMax;
 814
 815                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 816                 if ( ! $wgOut->isArticle() ) { return ''; }
 817                 if ( isset( $oldid ) || isset( $diff ) ) { return ''; }
 818                 if ( 0 == $wgArticle->getID() ) { return ''; }
 819
 820                 $s = '';
 821                 if ( !$wgDisableCounters ) {
 822                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 823                         if ( $count ) {
 824                                 $s = wfMsg( 'viewcount', $count );
 825                         }
 826                 }
 827
 828                 if (isset($wgMaxCredits) && $wgMaxCredits != 0) {
 829                     require_once("Credits.php");
 830                     $s .= ' ' . getCredits($wgArticle, $wgMaxCredits, $wgShowCreditsIfMax);
 831                 } else {
 832                     $s .= $this->lastModified();
 833                 }
 834
 835                 return $s . ' ' .  $this->getCopyright();
 836         }
 837
 838         function getCopyright() {
 839                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRequest;
 840
 841
 842                 $oldid = $wgRequest->getVal( 'oldid' );
 843                 $diff = $wgRequest->getVal( 'diff' );
 844
 845                 if ( !is_null( $oldid ) && is_null( $diff ) && wfMsg( 'history_copyright' ) !== '-' ) {
 846                         $msg = 'history_copyright';
 847                 } else {
 848                         $msg = 'copyright';
 849                 }
 850
 851                 $out = '';
 852                 if( $wgRightsPage ) {
 853                         $link = $this->makeKnownLink( $wgRightsPage, $wgRightsText );
 854                 } elseif( $wgRightsUrl ) {
 855                         $link = $this->makeExternalLink( $wgRightsUrl, $wgRightsText );
 856                 } else {
 857                         # Give up now
 858                         return $out;
 859                 }
 860                 $out .= wfMsg( $msg, $link );
 861                 return $out;
 862         }
 863
 864         function getCopyrightIcon() {
 865                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRightsIcon;
 866                 $out = '';
 867                 if( $wgRightsIcon ) {
 868                         $icon = htmlspecialchars( $wgRightsIcon );
 869                         if( $wgRightsUrl ) {
 870                                 $url = htmlspecialchars( $wgRightsUrl );
 871                                 $out .= '<a href="'.$url.'">';
 872                         }
 873                         $text = htmlspecialchars( $wgRightsText );
 874                         $out .= "<img src=\"$icon\" alt='$text' />";
 875                         if( $wgRightsUrl ) {
 876                                 $out .= '</a>';
 877                         }
 878                 }
 879                 return $out;
 880         }
 881
 882         function getPoweredBy() {
 883                 global $wgStylePath;
 884                 $url = htmlspecialchars( "$wgStylePath/images/poweredby_mediawiki_88x31.png" );
 885                 $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" alt="MediaWiki" /></a>';
 886                 return $img;
 887         }
 888
 889         function lastModified()
 890         {
 891                 global $wgLang, $wgArticle;
 892
 893                 $timestamp = $wgArticle->getTimestamp();
 894                 if ( $timestamp ) {
 895                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 896                         $s = ' ' . wfMsg( 'lastmodified', $d );
 897                 } else {
 898                         $s = '';
 899                 }
 900                 return $s;
 901         }
 902
 903         function logoText( $align = '' )
 904         {
 905                 if ( '' != $align ) { $a = " align='{$align}'"; }
 906                 else { $a = ''; }
 907
 908                 $mp = wfMsg( 'mainpage' );
 909                 $titleObj = Title::newFromText( $mp );
 910                 if ( is_object( $titleObj ) ) {
 911                         $url = $titleObj->escapeLocalURL();
 912                 } else {
 913                         $url = '';
 914                 }
 915
 916                 $logourl = $this->getLogo();
 917                 $s = "<a href='{$url}'><img{$a} src='{$logourl}' alt='[{$mp}]' /></a>";
 918                 return $s;
 919         }
 920
 921         function quickBar()
 922         {
 923                 global $wgOut, $wgTitle, $wgUser, $wgRequest, $wgLang;
 924                 global $wgDisableUploads, $wgRemoteUploads;
 925
 926                 $fname =  'Skin::quickBar';
 927                 wfProfileIn( $fname );
 928
 929                 $action = $wgRequest->getText( 'action' );
 930                 $wpPreview = $wgRequest->getBool( 'wpPreview' );
 931                 $tns=$wgTitle->getNamespace();
 932
 933                 $s = "\n<div id='quickbar'>";
 934                 $s .= "\n" . $this->logoText() . "\n<hr class='sep' />";
 935
 936                 $sep = "\n<br />";
 937                 $s .= $this->mainPageLink()
 938                   . $sep . $this->specialLink( 'recentchanges' )
 939                   . $sep . $this->specialLink( 'randompage' );
 940                 if ($wgUser->getID()) {
 941                 $s.= $sep . $this->specialLink( 'watchlist' ) ;
 942                 $s .= $sep .$this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
 943                   wfMsg( 'mycontris' ), 'target=' . wfUrlencode($wgUser->getName() ) );
 944
 945                 }
 946                 // only show watchlist link if logged in
 947                 if ( wfMsg ( 'currentevents' ) != '-' ) $s .= $sep . $this->makeKnownLink( wfMsg( 'currentevents' ), '' ) ;
 948                 $s .= "\n<br /><hr class='sep' />";
 949                 $articleExists = $wgTitle->getArticleId();
 950                 if ( $wgOut->isArticle() || $action =='edit' || $action =='history' || $wpPreview) {
 951                         if($wgOut->isArticle()) {
 952                                 $s .= '<strong>' . $this->editThisPage() . '</strong>';
 953                         } else { # backlink to the article in edit or history mode
 954                                 if($articleExists){ # no backlink if no article
 955                                         switch($tns) {
 956                                                 case 0:
 957                                                 $text = wfMsg('articlepage');
 958                                                 break;
 959                                                 case 1:
 960                                                 $text = wfMsg('viewtalkpage');
 961                                                 break;
 962                                                 case 2:
 963                                                 $text = wfMsg('userpage');
 964                                                 break;
 965                                                 case 3:
 966                                                 $text = wfMsg('viewtalkpage');
 967                                                 break;
 968                                                 case 4:
 969                                                 $text = wfMsg('wikipediapage');
 970                                                 break;
 971                                                 case 5:
 972                                                 $text = wfMsg('viewtalkpage');
 973                                                 break;
 974                                                 case 6:
 975                                                 $text = wfMsg('imagepage');
 976                                                 break;
 977                                                 case 7:
 978                                                 $text = wfMsg('viewtalkpage');
 979                                                 break;
 980                                                 default:
 981                                                 $text= wfMsg('articlepage');
 982                                         }
 983
 984                                         $link = $wgTitle->getText();
 985                                         if ($nstext = $wgLang->getNsText($tns) ) { # add namespace if necessary
 986                                                 $link = $nstext . ':' . $link ;
 987                                         }
 988
 989                                         $s .= $this->makeLink( $link, $text );
 990                                 } elseif( $wgTitle->getNamespace() != Namespace::getSpecial() ) {
 991                                         # we just throw in a "New page" text to tell the user that he's in edit mode,
 992                                         # and to avoid messing with the separator that is prepended to the next item
 993                                         $s .= '<strong>' . wfMsg('newpage') . '</strong>';
 994                                 }
 995
 996                         }
 997
 998
 999                         if( $tns%2 && $action!='edit' && !$wpPreview) {
1000                                 $s.= '<br />'.$this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg('postcomment'),'action=edit&section=new');
1001                         }
1002
1003                         /*
1004                         watching could cause problems in edit mode:
1005                         if user edits article, then loads "watch this article" in background and then saves
1006                         article with "Watch this article" checkbox disabled, the article is transparently
1007                         unwatched. Therefore we do not show the "Watch this page" link in edit mode
1008                         */
1009                         if ( 0 != $wgUser->getID() && $articleExists) {
1010                                 if($action!='edit' && $action != 'submit' )
1011                                 {
1012                                         $s .= $sep . $this->watchThisPage();
1013                                 }
1014                                 if ( $wgTitle->userCanEdit() )
1015                                         $s .= $sep . $this->moveThisPage();
1016                         }
1017                         if ( $wgUser->isSysop() and $articleExists ) {
1018                                 $s .= $sep . $this->deleteThisPage() .
1019                                 $sep . $this->protectThisPage();
1020                         }
1021                         $s .= $sep . $this->talkLink();
1022                         if ($articleExists && $action !='history') {
1023                                 $s .= $sep . $this->historyLink();
1024                         }
1025                         $s.=$sep . $this->whatLinksHere();
1026
1027                         if($wgOut->isArticleRelated()) {
1028                                 $s .= $sep . $this->watchPageLinksLink();
1029                         }
1030
1031                         if ( Namespace::getUser() == $wgTitle->getNamespace()
1032                         || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser())
1033                         ) {
1034
1035                                 $id=User::idFromName($wgTitle->getText());
1036                                 $ip=User::isIP($wgTitle->getText());
1037
1038                                 if($id||$ip) {
1039                                         $s .= $sep . $this->userContribsLink();
1040                                 }
1041                                 if ( 0 != $wgUser->getID() ) {
1042                                         if($id) { # can only email real users
1043                                                 $s .= $sep . $this->emailUserLink();
1044                                         }
1045                                 }
1046                         }
1047                         $s .= "\n<br /><hr class='sep' />";
1048                 }
1049
1050                 if ( 0 != $wgUser->getID() && ( !$wgDisableUploads || $wgRemoteUploads ) ) {
1051                         $s .= $this->specialLink( 'upload' ) . $sep;
1052                 }
1053                 $s .= $this->specialLink( 'specialpages' )
1054                   . $sep . $this->bugReportsLink();
1055
1056                 global $wgSiteSupportPage;
1057                 if( $wgSiteSupportPage ) {
1058                         $s .= "\n<br /><a href=\"" . htmlspecialchars( $wgSiteSupportPage ) .
1059                           '" class="internal">' . wfMsg( 'sitesupport' ) . '</a>';
1060                 }
1061
1062                 $s .= "\n<br /></div>\n";
1063                 wfProfileOut( $fname );
1064                 return $s;
1065         }
1066
1067         function specialPagesList()
1068         {
1069                 global $wgUser, $wgOut, $wgLang, $wgServer, $wgRedirectScript;
1070                 require_once('SpecialPage.php');
1071                 $a = array();
1072                 $pages = SpecialPage::getPages();
1073
1074                 foreach ( $pages[''] as $name => $page ) {
1075                         $a[$name] = $page->getDescription();
1076                 }
1077                 if ( $wgUser->isSysop() )
1078                 {
1079                         foreach ( $pages['sysop'] as $name => $page ) {
1080                                 $a[$name] = $page->getDescription();
1081                         }
1082                 }
1083                 if ( $wgUser->isDeveloper() )
1084                 {
1085                         foreach ( $pages['developer'] as $name => $page ) {
1086                                 $a[$name] = $page->getDescription() ;
1087                         }
1088                 }
1089                 $go = wfMsg( 'go' );
1090                 $sp = wfMsg( 'specialpages' );
1091                 $spp = $wgLang->specialPage( 'Specialpages' );
1092
1093                 $s = '<form id="specialpages" method="get" class="inline" ' .
1094                   'action="' . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
1095                 $s .= "<select name=\"wpDropdown\">\n";
1096                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
1097
1098                 foreach ( $a as $name => $desc ) {
1099                         $p = $wgLang->specialPage( $name );
1100                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
1101                 }
1102                 $s .= "</select>\n";
1103                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
1104                 $s .= "</form>\n";
1105                 return $s;
1106         }
1107
1108         function mainPageLink()
1109         {
1110                 $mp = wfMsg( 'mainpage' );
1111                 $s = $this->makeKnownLink( $mp, $mp );
1112                 return $s;
1113         }
1114
1115         function copyrightLink()
1116         {
1117                 $s = $this->makeKnownLink( wfMsg( 'copyrightpage' ),
1118                   wfMsg( 'copyrightpagename' ) );
1119                 return $s;
1120         }
1121
1122         function aboutLink()
1123         {
1124                 $s = $this->makeKnownLink( wfMsg( 'aboutpage' ),
1125                   wfMsg( 'aboutwikipedia' ) );
1126                 return $s;
1127         }
1128
1129
1130       function disclaimerLink()
1131         {
1132                 $s = $this->makeKnownLink( wfMsg( 'disclaimerpage' ),
1133                   wfMsg( 'disclaimers' ) );
1134                 return $s;
1135         }
1136
1137         function editThisPage()
1138         {
1139                 global $wgOut, $wgTitle, $wgRequest;
1140
1141                 $oldid = $wgRequest->getVal( 'oldid' );
1142                 $diff = $wgRequest->getVal( 'diff' );
1143                 $redirect = $wgRequest->getVal( 'redirect' );
1144
1145                 if ( ! $wgOut->isArticleRelated() ) {
1146                         $s = wfMsg( 'protectedpage' );
1147                 } else {
1148                         $n = $wgTitle->getPrefixedText();
1149                         if ( $wgTitle->userCanEdit() ) {
1150                                 $t = wfMsg( 'editthispage' );
1151                         } else {
1152                                 #$t = wfMsg( "protectedpage" );
1153                                 $t = wfMsg( 'viewsource' );
1154                         }
1155                         $oid = $red = '';
1156
1157                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
1158                         if ( $oldid && ! isset( $diff ) ) {
1159                                 $oid = "&oldid={$oldid}";
1160                         }
1161                         $s = $this->makeKnownLink( $n, $t, "action=edit{$oid}{$red}" );
1162                 }
1163                 return $s;
1164         }
1165
1166         function deleteThisPage()
1167         {
1168                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1169
1170                 $diff = $wgRequest->getVal( 'diff' );
1171                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1172                         $n = $wgTitle->getPrefixedText();
1173                         $t = wfMsg( 'deletethispage' );
1174
1175                         $s = $this->makeKnownLink( $n, $t, 'action=delete' );
1176                 } else {
1177                         $s = '';
1178                 }
1179                 return $s;
1180         }
1181
1182         function protectThisPage()
1183         {
1184                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1185
1186                 $diff = $wgRequest->getVal( 'diff' );
1187                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1188                         $n = $wgTitle->getPrefixedText();
1189
1190                         if ( $wgTitle->isProtected() ) {
1191                                 $t = wfMsg( 'unprotectthispage' );
1192                                 $q = 'action=unprotect';
1193                         } else {
1194                                 $t = wfMsg( 'protectthispage' );
1195                                 $q = 'action=protect';
1196                         }
1197                         $s = $this->makeKnownLink( $n, $t, $q );
1198                 } else {
1199                         $s = '';
1200                 }
1201                 return $s;
1202         }
1203
1204         function watchThisPage()
1205         {
1206                 global $wgUser, $wgOut, $wgTitle;
1207
1208                 if ( $wgOut->isArticleRelated() ) {
1209                         $n = $wgTitle->getPrefixedText();
1210
1211                         if ( $wgTitle->userIsWatching() ) {
1212                                 $t = wfMsg( 'unwatchthispage' );
1213                                 $q = 'action=unwatch';
1214                         } else {
1215                                 $t = wfMsg( 'watchthispage' );
1216                                 $q = 'action=watch';
1217                         }
1218                         $s = $this->makeKnownLink( $n, $t, $q );
1219                 } else {
1220                         $s = wfMsg( 'notanarticle' );
1221                 }
1222                 return $s;
1223         }
1224
1225         function moveThisPage()
1226         {
1227                 global $wgTitle, $wgLang;
1228
1229                 if ( $wgTitle->userCanEdit() ) {
1230                         $s = $this->makeKnownLink( $wgLang->specialPage( 'Movepage' ),
1231                           wfMsg( 'movethispage' ), 'target=' . $wgTitle->getPrefixedURL() );
1232                 } // no message if page is protected - would be redundant
1233                 return $s;
1234         }
1235
1236         function historyLink()
1237         {
1238                 global $wgTitle;
1239
1240                 $s = $this->makeKnownLink( $wgTitle->getPrefixedText(),
1241                   wfMsg( 'history' ), 'action=history' );
1242                 return $s;
1243         }
1244
1245         function whatLinksHere()
1246         {
1247                 global $wgTitle, $wgLang;
1248
1249                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Whatlinkshere' ),
1250                   wfMsg( 'whatlinkshere' ), 'target=' . $wgTitle->getPrefixedURL() );
1251                 return $s;
1252         }
1253
1254         function userContribsLink()
1255         {
1256                 global $wgTitle, $wgLang;
1257
1258                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
1259                   wfMsg( 'contributions' ), 'target=' . $wgTitle->getPartialURL() );
1260                 return $s;
1261         }
1262
1263         function emailUserLink()
1264         {
1265                 global $wgTitle, $wgLang;
1266
1267                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Emailuser' ),
1268                   wfMsg( 'emailuser' ), 'target=' . $wgTitle->getPartialURL() );
1269                 return $s;
1270         }
1271
1272         function watchPageLinksLink()
1273         {
1274                 global $wgOut, $wgTitle, $wgLang;
1275
1276                 if ( ! $wgOut->isArticleRelated() ) {
1277                         $s = '(' . wfMsg( 'notanarticle' ) . ')';
1278                 } else {
1279                         $s = $this->makeKnownLink( $wgLang->specialPage(
1280                           'Recentchangeslinked' ), wfMsg( 'recentchangeslinked' ),
1281                           'target=' . $wgTitle->getPrefixedURL() );
1282                 }
1283                 return $s;
1284         }
1285
1286         function otherLanguages()
1287         {
1288                 global $wgOut, $wgLang, $wgTitle, $wgUseNewInterlanguage;
1289
1290                 $a = $wgOut->getLanguageLinks();
1291                 if ( 0 == count( $a ) ) {
1292                         if ( !$wgUseNewInterlanguage ) return '';
1293                         $ns = $wgLang->getNsIndex ( $wgTitle->getNamespace () ) ;
1294                         if ( $ns != 0 AND $ns != 1 ) return '' ;
1295                         $pn = 'Intl' ;
1296                         $x = 'mode=addlink&xt='.$wgTitle->getDBkey() ;
1297                         return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1298                                   wfMsg( 'intl' ) , $x );
1299                         }
1300
1301                 if ( !$wgUseNewInterlanguage ) {
1302                         $s = wfMsg( 'otherlanguages' ) . ': ';
1303                 } else {
1304                         global $wgLanguageCode ;
1305                         $x = 'mode=zoom&xt='.$wgTitle->getDBkey() ;
1306                         $x .= '&xl='.$wgLanguageCode ;
1307                         $s =  $this->makeKnownLink( $wgLang->specialPage( 'Intl' ),
1308                                   wfMsg( 'otherlanguages' ) , $x ) . ': ' ;
1309                         }
1310
1311                 $s = wfMsg( 'otherlanguages' ) . ': ';
1312                 $first = true;
1313                 if($wgLang->isRTL()) $s .= '<span dir="LTR">';
1314                 foreach( $a as $l ) {
1315                         if ( ! $first ) { $s .= ' | '; }
1316                         $first = false;
1317
1318                         $nt = Title::newFromText( $l );
1319                         $url = $nt->getFullURL();
1320                         $text = $wgLang->getLanguageName( $nt->getInterwiki() );
1321
1322                         if ( '' == $text ) { $text = $l; }
1323                         $style = $this->getExternalLinkAttributes( $l, $text );
1324                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1325                 }
1326                 if($wgLang->isRTL()) $s .= '</span>';
1327                 return $s;
1328         }
1329
1330         function bugReportsLink()
1331         {
1332                 $s = $this->makeKnownLink( wfMsg( 'bugreportspage' ),
1333                   wfMsg( 'bugreports' ) );
1334                 return $s;
1335         }
1336
1337         function dateLink()
1338         {
1339                 global $wgLinkCache;
1340                 $t1 = Title::newFromText( gmdate( 'F j' ) );
1341                 $t2 = Title::newFromText( gmdate( 'Y' ) );
1342
1343                 $wgLinkCache->suspend();
1344                 $id = $t1->getArticleID();
1345                 $wgLinkCache->resume();
1346
1347                 if ( 0 == $id ) {
1348                         $s = $this->makeBrokenLink( $t1->getText() );
1349                 } else {
1350                         $s = $this->makeKnownLink( $t1->getText() );
1351                 }
1352                 $s .= ', ';
1353
1354                 $wgLinkCache->suspend();
1355                 $id = $t2->getArticleID();
1356                 $wgLinkCache->resume();
1357
1358                 if ( 0 == $id ) {
1359                         $s .= $this->makeBrokenLink( $t2->getText() );
1360                 } else {
1361                         $s .= $this->makeKnownLink( $t2->getText() );
1362                 }
1363                 return $s;
1364         }
1365
1366         function talkLink()
1367         {
1368                 global $wgLang, $wgTitle, $wgLinkCache;
1369
1370                 $tns = $wgTitle->getNamespace();
1371                 if ( -1 == $tns ) { return ''; }
1372
1373                 $pn = $wgTitle->getText();
1374                 $tp = wfMsg( 'talkpage' );
1375                 if ( Namespace::isTalk( $tns ) ) {
1376                         $lns = Namespace::getSubject( $tns );
1377                         switch($tns) {
1378                                 case 1:
1379                                 $text = wfMsg('articlepage');
1380                                 break;
1381                                 case 3:
1382                                 $text = wfMsg('userpage');
1383                                 break;
1384                                 case 5:
1385                                 $text = wfMsg('wikipediapage');
1386                                 break;
1387                                 case 7:
1388                                 $text = wfMsg('imagepage');
1389                                 break;
1390                                 default:
1391                                 $text= wfMsg('articlepage');
1392                         }
1393                 } else {
1394
1395                         $lns = Namespace::getTalk( $tns );
1396                         $text=$tp;
1397                 }
1398                 $n = $wgLang->getNsText( $lns );
1399                 if ( '' == $n ) { $link = $pn; }
1400                 else { $link = $n.':'.$pn; }
1401
1402                 $wgLinkCache->suspend();
1403                 $s = $this->makeLink( $link, $text );
1404                 $wgLinkCache->resume();
1405
1406                 return $s;
1407         }
1408
1409         function commentLink()
1410         {
1411                 global $wgLang, $wgTitle, $wgLinkCache;
1412
1413                 $tns = $wgTitle->getNamespace();
1414                 if ( -1 == $tns ) { return ''; }
1415
1416                 $lns = ( Namespace::isTalk( $tns ) ) ? $tns : Namespace::getTalk( $tns );
1417
1418                 # assert Namespace::isTalk( $lns )
1419
1420                 $n = $wgLang->getNsText( $lns );
1421                 $pn = $wgTitle->getText();
1422
1423                 $link = $n.':'.$pn;
1424
1425                 $wgLinkCache->suspend();
1426                 $s = $this->makeKnownLink($link, wfMsg('postcomment'), 'action=edit&section=new');
1427                 $wgLinkCache->resume();
1428
1429                 return $s;
1430         }
1431
1432         # After all the page content is transformed into HTML, it makes
1433         # a final pass through here for things like table backgrounds.
1434         #
1435         function transformContent( $text )
1436         {
1437                 return $text;
1438         }
1439
1440         # Note: This function MUST call getArticleID() on the link,
1441         # otherwise the cache won't get updated properly.  See LINKCACHE.DOC.
1442         #
1443         function makeLink( $title, $text = '', $query = '', $trail = '' ) {
1444                 wfProfileIn( 'Skin::makeLink' );
1445                 $nt = Title::newFromText( $title );
1446                 if ($nt) {
1447                         $result = $this->makeLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1448                 } else {
1449                         wfDebug( 'Invalid title passed to Skin::makeLink(): "'.$title."\"\n" );
1450                         $result = $text == "" ? $title : $text;
1451                 }
1452
1453                 wfProfileOut( 'Skin::makeLink' );
1454                 return $result;
1455         }
1456
1457         function makeKnownLink( $title, $text = '', $query = '', $trail = '', $prefix = '',$aprops = '') {
1458                 $nt = Title::newFromText( $title );
1459                 if ($nt) {
1460                         return $this->makeKnownLinkObj( Title::newFromText( $title ), $text, $query, $trail, $prefix , $aprops );
1461                 } else {
1462                         wfDebug( 'Invalid title passed to Skin::makeKnownLink(): "'.$title."\"\n" );
1463                         return $text == '' ? $title : $text;
1464                 }
1465         }
1466
1467         function makeBrokenLink( $title, $text = '', $query = '', $trail = '' ) {
1468                 $nt = Title::newFromText( $title );
1469                 if ($nt) {
1470                         return $this->makeBrokenLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1471                 } else {
1472                         wfDebug( 'Invalid title passed to Skin::makeBrokenLink(): "'.$title."\"\n" );
1473                         return $text == '' ? $title : $text;
1474                 }
1475         }
1476
1477         function makeStubLink( $title, $text = '', $query = '', $trail = '' ) {
1478                 $nt = Title::newFromText( $title );
1479                 if ($nt) {
1480                         return $this->makeStubLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1481                 } else {
1482                         wfDebug( 'Invalid title passed to Skin::makeStubLink(): "'.$title."\"\n" );
1483                         return $text == '' ? $title : $text;
1484                 }
1485         }
1486
1487         # Pass a title object, not a title string
1488         function makeLinkObj( &$nt, $text= '', $query = '', $trail = '', $prefix = '' )
1489         {
1490                 global $wgOut, $wgUser;
1491                 $fname = 'Skin::makeLinkObj';
1492
1493                 # Fail gracefully
1494                 if ( ! isset($nt) )
1495                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1496
1497                 if ( $nt->isExternal() ) {
1498                         $u = $nt->getFullURL();
1499                         $link = $nt->getPrefixedURL();
1500                         if ( '' == $text ) { $text = $nt->getPrefixedText(); }
1501                         $style = $this->getExternalLinkAttributes( $link, $text, 'extiw' );
1502
1503                         $inside = '';
1504                         if ( '' != $trail ) {
1505                                 if ( preg_match( '/^([a-z]+)(.*)$$/sD', $trail, $m ) ) {
1506                                         $inside = $m[1];
1507                                         $trail = $m[2];
1508                                 }
1509                         }
1510                         $retVal = "<a href=\"{$u}\"{$style}>{$text}{$inside}</a>{$trail}";
1511                 } elseif ( 0 == $nt->getNamespace() && "" == $nt->getText() ) {
1512                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1513                 } elseif ( ( -1 == $nt->getNamespace() ) ||
1514                                 ( Namespace::getImage() == $nt->getNamespace() ) ) {
1515                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1516                 } else {
1517                         if ( $this->postParseLinkColour() ) {
1518                                 $inside = '';
1519                                 if ( '' != $trail ) {
1520                                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1521                                                 $inside = $m[1];
1522                                                 $trail = $m[2];
1523                                         }
1524                                 }
1525
1526                                 # Allows wiki to bypass using linkcache, see OutputPage::parseLinkHolders()
1527                                 $retVal = '<!--LINK ' . implode( ' ', array( $nt->getNamespace(), $nt->getDBkey(),
1528                                         $query, $prefix . $text . $inside ) ) . "-->{$trail}";
1529                         } else {
1530                                 # Work out link colour immediately
1531                                 $aid = $nt->getArticleID() ;
1532                                 if ( 0 == $aid ) {
1533                                         $retVal = $this->makeBrokenLinkObj( $nt, $text, $query, $trail, $prefix );
1534                                 } else {
1535                                         $threshold = $wgUser->getOption('stubthreshold') ;
1536                                         if ( $threshold > 0 ) {
1537                                                 $dbr =& wfGetDB( DB_SLAVE );
1538                                                 $s = $dbr->selectRow( 'cur', array( 'LENGTH(cur_text) AS x', 'cur_namespace',
1539                                                         'cur_is_redirect' ), array( 'cur_id' => $aid ), $fname ) ;
1540                                                 if ( $s !== false ) {
1541                                                         $size = $s->x;
1542                                                         if ( $s->cur_is_redirect OR $s->cur_namespace != 0 ) {
1543                                                                 $size = $threshold*2 ; # Really big
1544                                                         }
1545                                                         $dbr->freeResult( $res );
1546                                                 } else {
1547                                                         $size = $threshold*2 ; # Really big
1548                                                 }
1549                                         } else {
1550                                                 $size = 1 ;
1551                                         }
1552                                         if ( $size < $threshold ) {
1553                                                 $retVal = $this->makeStubLinkObj( $nt, $text, $query, $trail, $prefix );
1554                                         } else {
1555                                                 $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1556                                         }
1557                                 }
1558                         }
1559                 }
1560                 return $retVal;
1561         }
1562
1563         # Pass a title object, not a title string
1564         function makeKnownLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' , $aprops = '')
1565         {
1566                 global $wgOut, $wgTitle, $wgInputEncoding;
1567
1568                 $fname = 'Skin::makeKnownLinkObj';
1569                 wfProfileIn( $fname );
1570
1571                 if ( !is_object( $nt ) ) {
1572                         return $text;
1573                 }
1574                 $link = $nt->getPrefixedURL();
1575
1576                 if ( '' == $link ) {
1577                         $u = '';
1578                         if ( '' == $text ) {
1579                                 $text = htmlspecialchars( $nt->getFragment() );
1580                         }
1581                 } else {
1582                         $u = $nt->escapeLocalURL( $query );
1583                 }
1584                 if ( '' != $nt->getFragment() ) {
1585                         $anchor = urlencode( do_html_entity_decode( str_replace(' ', '_', $nt->getFragment()), ENT_COMPAT, $wgInputEncoding ) );
1586                         $replacearray = array(
1587                                 '%3A' => ':',
1588                                 '%' => '.'
1589                         );
1590                         $u .= '#' . str_replace(array_keys($replacearray),array_values($replacearray),$anchor);
1591                 }
1592                 if ( '' == $text ) {
1593                         $text = htmlspecialchars( $nt->getPrefixedText() );
1594                 }
1595                 $style = $this->getInternalLinkAttributesObj( $nt, $text );
1596
1597                 $inside = '';
1598                 if ( '' != $trail ) {
1599                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1600                                 $inside = $m[1];
1601                                 $trail = $m[2];
1602                         }
1603                 }
1604                 $r = "<a href=\"{$u}\"{$style}{$aprops}>{$prefix}{$text}{$inside}</a>{$trail}";
1605                 wfProfileOut( $fname );
1606                 return $r;
1607         }
1608
1609         # Pass a title object, not a title string
1610         function makeBrokenLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1611         {
1612                 global $wgOut, $wgUser;
1613
1614                 # Fail gracefully
1615                 if ( ! isset($nt) )
1616                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1617
1618                 $fname = 'Skin::makeBrokenLinkObj';
1619                 wfProfileIn( $fname );
1620
1621                 if ( '' == $query ) {
1622                         $q = 'action=edit';
1623                 } else {
1624                         $q = 'action=edit&'.$query;
1625                 }
1626                 $u = $nt->escapeLocalURL( $q );
1627
1628                 if ( '' == $text ) {
1629                         $text = htmlspecialchars( $nt->getPrefixedText() );
1630                 }
1631                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "yes" );
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
1646                 wfProfileOut( $fname );
1647                 return $s;
1648         }
1649
1650         # Pass a title object, not a title string
1651         function makeStubLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1652         {
1653                 global $wgOut, $wgUser;
1654
1655                 $link = $nt->getPrefixedURL();
1656
1657                 $u = $nt->escapeLocalURL( $query );
1658
1659                 if ( '' == $text ) {
1660                         $text = htmlspecialchars( $nt->getPrefixedText() );
1661                 }
1662                 $style = $this->getInternalLinkAttributesObj( $nt, $text, 'stub' );
1663
1664                 $inside = '';
1665                 if ( '' != $trail ) {
1666                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1667                                 $inside = $m[1];
1668                                 $trail = $m[2];
1669                         }
1670                 }
1671                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1672                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1673                 } else {
1674                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>!</a>{$trail}";
1675                 }
1676                 return $s;
1677         }
1678
1679         function makeSelfLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1680         {
1681                 $u = $nt->escapeLocalURL( $query );
1682                 if ( '' == $text ) {
1683                         $text = htmlspecialchars( $nt->getPrefixedText() );
1684                 }
1685                 $inside = '';
1686                 if ( '' != $trail ) {
1687                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1688                                 $inside = $m[1];
1689                                 $trail = $m[2];
1690                         }
1691                 }
1692                 return "<strong>{$prefix}{$text}{$inside}</strong>{$trail}";
1693         }
1694
1695         /* these are used extensively in SkinPHPTal, but also some other places */
1696         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1697                 $title = Title::makeTitle( NS_SPECIAL, $name );
1698                 $this->checkTitle($title, $name);
1699                 return $title->getLocalURL( $urlaction );
1700         }
1701         /*static*/ function makeTalkUrl ( $name, $urlaction='' ) {
1702                 $title = Title::newFromText( $name );
1703                 $title = $title->getTalkPage();
1704                 $this->checkTitle($title, $name);
1705                 return $title->getLocalURL( $urlaction );
1706         }
1707         /*static*/ function makeArticleUrl ( $name, $urlaction='' ) {
1708                 $title = Title::newFromText( $name );
1709                 $title= $title->getSubjectPage();
1710                 $this->checkTitle($title, $name);
1711                 return $title->getLocalURL( $urlaction );
1712         }
1713         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1714                 $title = Title::newFromText( wfMsg($name) );
1715                 $this->checkTitle($title, $name);
1716                 return $title->getLocalURL( $urlaction );
1717         }
1718         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1719                 $title = Title::newFromText( $name );
1720                 $this->checkTitle($title, $name);
1721                 return $title->getLocalURL( $urlaction );
1722         }
1723         # this can be passed the NS number as defined in Language.php
1724         /*static*/ function makeNSUrl( $name, $urlaction='', $namespace=0 ) {
1725                 $title = Title::makeTitleSafe( $namespace, $name );
1726                 $this->checkTitle($title, $name);
1727                 return $title->getLocalURL( $urlaction );
1728         }
1729
1730         /* these return an array with the 'href' and boolean 'exists' */
1731         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1732                 $title = Title::newFromText( $name );
1733                 $this->checkTitle($title, $name);
1734                 return array(
1735                         'href' => $title->getLocalURL( $urlaction ),
1736                         'exists' => $title->getArticleID() != 0?true:false
1737                 );
1738         }
1739         /*static*/ function makeTalkUrlDetails ( $name, $urlaction='' ) {
1740                 $title = Title::newFromText( $name );
1741                 $title = $title->getTalkPage();
1742                 $this->checkTitle($title, $name);
1743                 return array(
1744                         'href' => $title->getLocalURL( $urlaction ),
1745                         'exists' => $title->getArticleID() != 0?true:false
1746                 );
1747         }
1748         /*static*/ function makeArticleUrlDetails ( $name, $urlaction='' ) {
1749                 $title = Title::newFromText( $name );
1750                 $title= $title->getSubjectPage();
1751                 $this->checkTitle($title, $name);
1752                 return array(
1753                         'href' => $title->getLocalURL( $urlaction ),
1754                         'exists' => $title->getArticleID() != 0?true:false
1755                 );
1756         }
1757         /*static*/ function makeI18nUrlDetails ( $name, $urlaction='' ) {
1758                 $title = Title::newFromText( wfMsg($name) );
1759                 $this->checkTitle($title, $name);
1760                 return array(
1761                         'href' => $title->getLocalURL( $urlaction ),
1762                         'exists' => $title->getArticleID() != 0?true:false
1763                 );
1764         }
1765
1766         # make sure we have some title to operate on
1767         /*static*/ function checkTitle ( &$title, &$name ) {
1768                 if(!is_object($title)) {
1769                         $title = Title::newFromText( $name );
1770                         if(!is_object($title)) {
1771                                 $title = Title::newFromText( '--error: link target missing--' );
1772                         }
1773                 }
1774         }
1775
1776         function fnamePart( $url )
1777         {
1778                 $basename = strrchr( $url, '/' );
1779                 if ( false === $basename ) {
1780                         $basename = $url;
1781                 } else {
1782                         $basename = substr( $basename, 1 );
1783                 }
1784                 return htmlspecialchars( $basename );
1785         }
1786
1787         function makeImage( $url, $alt = '' )
1788         {
1789                 global $wgOut;
1790
1791                 if ( '' == $alt ) {
1792                         $alt = $this->fnamePart( $url );
1793                 }
1794                 $s = '<img src="'.$url.'" alt="'.$alt.'" />';
1795                 return $s;
1796         }
1797
1798         function makeImageLink( $name, $url, $alt = '' ) {
1799                 $nt = Title::makeTitleSafe( NS_IMAGE, $name );
1800                 return $this->makeImageLinkObj( $nt, $alt );
1801         }
1802
1803         function makeImageLinkObj( $nt, $alt = '' ) {
1804                 global $wgLang, $wgUseImageResize;
1805                 $img   = Image::newFromTitle( $nt );
1806                 $url   = $img->getURL();
1807
1808                 $align = '';
1809                 $prefix = $postfix = '';
1810
1811                 if ( $wgUseImageResize ) {
1812                         # Check if the alt text is of the form "options|alt text"
1813                         # Options are:
1814                         #  * thumbnail          make a thumbnail with enlarge-icon and caption, alignment depends on lang
1815                         #  * left               no resizing, just left align. label is used for alt= only
1816                         #  * right              same, but right aligned
1817                         #  * none               same, but not aligned
1818                         #  * ___px              scale to ___ pixels width, no aligning. e.g. use in taxobox
1819                         #  * center             center the image
1820                         #  * framed             Keep original image size, no magnify-button.
1821
1822                         $part = explode( '|', $alt);
1823
1824                         $mwThumb  =& MagicWord::get( MAG_IMG_THUMBNAIL );
1825                         $mwLeft   =& MagicWord::get( MAG_IMG_LEFT );
1826                         $mwRight  =& MagicWord::get( MAG_IMG_RIGHT );
1827                         $mwNone   =& MagicWord::get( MAG_IMG_NONE );
1828                         $mwWidth  =& MagicWord::get( MAG_IMG_WIDTH );
1829                         $mwCenter =& MagicWord::get( MAG_IMG_CENTER );
1830                         $mwFramed =& MagicWord::get( MAG_IMG_FRAMED );
1831                         $alt = $part[count($part)-1];
1832
1833                         $height = $framed = $thumb = false;
1834                         $manual_thumb = "" ;
1835
1836                         foreach( $part as $key => $val ) {
1837                                 $val_parts = explode ( "=" , $val , 2 ) ;
1838                                 $left_part = array_shift ( $val_parts ) ;
1839                                 if ( ! is_null( $mwThumb->matchVariableStartToEnd($val) ) ) {
1840                                         $thumb=true;
1841                                 } elseif ( count ( $val_parts ) == 1 && ! is_null( $mwThumb->matchVariableStartToEnd($left_part) ) ) {
1842                                         # use manually specified thumbnail
1843                                         $thumb=true;
1844                                         $manual_thumb = array_shift ( $val_parts ) ;
1845                                 } elseif ( ! is_null( $mwRight->matchVariableStartToEnd($val) ) ) {
1846                                         # remember to set an alignment, don't render immediately
1847                                         $align = 'right';
1848                                 } elseif ( ! is_null( $mwLeft->matchVariableStartToEnd($val) ) ) {
1849                                         # remember to set an alignment, don't render immediately
1850                                         $align = 'left';
1851                                 } elseif ( ! is_null( $mwCenter->matchVariableStartToEnd($val) ) ) {
1852                                         # remember to set an alignment, don't render immediately
1853                                         $align = 'center';
1854                                 } elseif ( ! is_null( $mwNone->matchVariableStartToEnd($val) ) ) {
1855                                         # remember to set an alignment, don't render immediately
1856                                         $align = 'none';
1857                                 } elseif ( ! is_null( $match = $mwWidth->matchVariableStartToEnd($val) ) ) {
1858                                         # $match is the image width in pixels
1859                                         if ( preg_match( '/^([0-9]*)x([0-9]*)$/', $match, $m ) ) {
1860                                                 $width = intval( $m[1] );
1861                                                 $height = intval( $m[2] );
1862                                         } else {
1863                                                 $width = intval($match);
1864                                         }
1865                                 } elseif ( ! is_null( $mwFramed->matchVariableStartToEnd($val) ) ) {
1866                                         $framed=true;
1867                                 }
1868                         }
1869                         if ( 'center' == $align )
1870                         {
1871                                 $prefix  = '<span style="text-align: center">';
1872                                 $postfix = '</span>';
1873                                 $align   = 'none';
1874                         }
1875
1876                         if ( $thumb || $framed ) {
1877
1878                                 # Create a thumbnail. Alignment depends on language
1879                                 # writing direction, # right aligned for left-to-right-
1880                                 # languages ("Western languages"), left-aligned
1881                                 # for right-to-left-languages ("Semitic languages")
1882                                 #
1883                                 # If  thumbnail width has not been provided, it is set
1884                                 # here to 180 pixels
1885                                 if ( $align == '' ) {
1886                                         $align = $wgLang->isRTL() ? 'left' : 'right';
1887                                 }
1888                                 if ( ! isset($width) ) {
1889                                         $width = 180;
1890                                 }
1891                                 return $prefix.$this->makeThumbLinkObj( $img, $alt, $align, $width, $height, $framed, $manual_thumb ).$postfix;
1892
1893                         } elseif ( isset($width) ) {
1894
1895                                 # Create a resized image, without the additional thumbnail
1896                                 # features
1897
1898                                 if (    ( ! $height === false )
1899                                      && ( $img->getHeight() * $width / $img->getWidth() > $height ) ) {
1900                                         print "height=$height<br>\nimg->getHeight() = ".$img->getHeight()."<br>\n";
1901                                         print 'rescaling by factor '. $height / $img->getHeight() . "<br>\n";
1902                                         $width = $img->getWidth() * $height / $img->getHeight();
1903                                 }
1904                                 if ( '' == $manual_thumb ) $url = $img->createThumb( $width );
1905                         }
1906                 } # endif $wgUseImageResize
1907
1908                 if ( empty( $alt ) ) {
1909                         $alt = preg_replace( '/\.(.+?)^/', '', $img->getName() );
1910                 }
1911                 $alt = htmlspecialchars( $alt );
1912
1913                 $u = $nt->escapeLocalURL();
1914                 if ( $url == '' )
1915                 {
1916                         $s = wfMsg( 'missingimage', $img->getName() );
1917                         $s .= "<br>{$alt}<br>{$url}<br>\n";
1918                 } else {
1919                         $s = '<a href="'.$u.'" class="image" title="'.$alt.'">' .
1920                                  '<img src="'.$url.'" alt="'.$alt.'" /></a>';
1921                 }
1922                 if ( '' != $align ) {
1923                         $s = "<div class=\"float{$align}\"><span>{$s}</span></div>";
1924                 }
1925                 return str_replace("\n", ' ',$prefix.$s.$postfix);
1926         }
1927
1928         # Make HTML for a thumbnail including image, border and caption
1929         # $img is an Image object
1930         function makeThumbLinkObj( $img, $label = '', $align = 'right', $boxwidth = 180, $boxheight=false, $framed=false , $manual_thumb = "" ) {
1931                 global $wgStylePath, $wgLang;
1932                 # $image = Title::makeTitleSafe( NS_IMAGE, $name );
1933                 $url  = $img->getURL();
1934
1935                 #$label = htmlspecialchars( $label );
1936                 $alt = preg_replace( '/<[^>]*>/', '', $label);
1937                 $alt = htmlspecialchars( $alt );
1938
1939                 $width = $height = 0;
1940                 if ( $img->exists() )
1941                 {
1942                         $width  = $img->getWidth();
1943                         $height = $img->getHeight();
1944                 }
1945                 if ( 0 == $width || 0 == $height )
1946                 {
1947                         $width = $height = 200;
1948                 }
1949                 if ( $boxwidth == 0 )
1950                 {
1951                         $boxwidth = 200;
1952                 }
1953                 if ( $framed )
1954                 {
1955                         // Use image dimensions, don't scale
1956                         $boxwidth  = $width;
1957                         $oboxwidth = $boxwidth + 2;
1958                         $boxheight = $height;
1959                         $thumbUrl  = $url;
1960                 } else {
1961                         $h  = intval( $height/($width/$boxwidth) );
1962                         $oboxwidth = $boxwidth + 2;
1963                         if ( ( ! $boxheight === false ) &&  ( $h > $boxheight ) )
1964                         {
1965                                 $boxwidth *= $boxheight/$h;
1966                         } else {
1967                                 $boxheight = $h;
1968                         }
1969                         if ( '' == $manual_thumb ) $thumbUrl = $img->createThumb( $boxwidth );
1970                 }
1971
1972                 if ( $manual_thumb != '' ) # Use manually specified thumbnail
1973                 {
1974                         $manual_title = Title::makeTitleSafe( NS_IMAGE, $manual_thumb ); #new Title ( $manual_thumb ) ;
1975                         $manual_img = Image::newFromTitle( $manual_title );
1976                         $thumbUrl = $manual_img->getURL();
1977                         if ( $manual_img->exists() )
1978                         {
1979                                 $width  = $manual_img->getWidth();
1980                                 $height = $manual_img->getHeight();
1981                                 $boxwidth = $width ;
1982                                 $boxheight = $height ;
1983                                 $oboxwidth = $boxwidth + 2 ;
1984                         }
1985                 }
1986
1987                 $u = $img->getEscapeLocalURL();
1988
1989                 $more = htmlspecialchars( wfMsg( 'thumbnail-more' ) );
1990                 $magnifyalign = $wgLang->isRTL() ? 'left' : 'right';
1991                 $textalign = $wgLang->isRTL() ? ' style="text-align:right"' : '';
1992
1993                 $s = "<div class=\"thumb t{$align}\"><div style=\"width:{$oboxwidth}px;\">";
1994                 if ( $thumbUrl == '' ) {
1995                         $s .= wfMsg( 'missingimage', $img->getName() );
1996                         $zoomicon = '';
1997                 } else {
1998                         $s .= '<a href="'.$u.'" class="internal" title="'.$alt.'">'.
1999                                 '<img src="'.$thumbUrl.'" alt="'.$alt.'" ' .
2000                                 'width="'.$boxwidth.'" height="'.$boxheight.'" /></a>';
2001                         if ( $framed ) {
2002                                 $zoomicon="";
2003                         } else {
2004                                 $zoomicon =  '<div class="magnify" style="float:'.$magnifyalign.'">'.
2005                                         '<a href="'.$u.'" class="internal" title="'.$more.'">'.
2006                                         '<img src="'.$wgStylePath.'/images/magnify-clip.png" ' .
2007                                         'width="15" height="11" alt="'.$more.'" /></a></div>';
2008                         }
2009                 }
2010                 $s .= '  <div class="thumbcaption" '.$textalign.'>'.$zoomicon.$label."</div></div></div>";
2011                 return str_replace("\n", ' ', $s);
2012         }
2013
2014         function makeMediaLink( $name, $url, $alt = "" ) {
2015                 $nt = Title::makeTitleSafe( Namespace::getMedia(), $name );
2016                 return $this->makeMediaLinkObj( $nt, $alt );
2017         }
2018
2019         function makeMediaLinkObj( $nt, $alt = "" )
2020         {
2021                 if ( ! isset( $nt ) )
2022                 {
2023                         ### HOTFIX. Instead of breaking, return empty string.
2024                         $s = $alt;
2025                 } else {
2026                         $name = $nt->getDBKey();
2027                         $url = Image::wfImageUrl( $name );
2028                         if ( empty( $alt ) ) {
2029                                 $alt = preg_replace( '/\.(.+?)^/', '', $name );
2030                         }
2031
2032                         $u = htmlspecialchars( $url );
2033                         $s = "<a href=\"{$u}\" class='internal' title=\"{$alt}\">{$alt}</a>";
2034                 }
2035                 return $s;
2036         }
2037
2038         function specialLink( $name, $key = "" )
2039         {
2040                 global $wgLang;
2041
2042                 if ( '' == $key ) { $key = strtolower( $name ); }
2043                 $pn = $wgLang->ucfirst( $name );
2044                 return $this->makeKnownLink( $wgLang->specialPage( $pn ),
2045                   wfMsg( $key ) );
2046         }
2047
2048         function makeExternalLink( $url, $text, $escape = true ) {
2049                 $style = $this->getExternalLinkAttributes( $url, $text );
2050                 $url = htmlspecialchars( $url );
2051                 if( $escape ) {
2052                         $text = htmlspecialchars( $text );
2053                 }
2054                 return '<a href="'.$url.'"'.$style.'>'.$text.'</a>';
2055         }
2056
2057         # Called by history lists and recent changes
2058         #
2059
2060         # Returns text for the start of the tabular part of RC
2061         function beginRecentChangesList()
2062         {
2063                 $this->rc_cache = array() ;
2064                 $this->rcMoveIndex = 0;
2065                 $this->rcCacheIndex = 0 ;
2066                 $this->lastdate = '';
2067                 $this->rclistOpen = false;
2068                 return '';
2069         }
2070
2071         function beginImageHistoryList()
2072         {
2073                 $s = "\n<h2>" . wfMsg( 'imghistory' ) . "</h2>\n" .
2074                   "<p>" . wfMsg( 'imghistlegend' ) . "</p>\n".'<ul class="special">';
2075                 return $s;
2076         }
2077
2078         # Returns text for the end of RC
2079         # If enhanced RC is in use, returns pretty much all the text
2080         function endRecentChangesList()
2081         {
2082                 $s = $this->recentChangesBlock() ;
2083                 if( $this->rclistOpen ) {
2084                         $s .= "</ul>\n";
2085                 }
2086                 return $s;
2087         }
2088
2089         # Enhanced RC ungrouped line
2090         function recentChangesBlockLine ( $rcObj )
2091         {
2092                 global $wgStylePath, $wgLang ;
2093
2094                 # Get rc_xxxx variables
2095                 extract( $rcObj->mAttribs ) ;
2096                 $curIdEq = 'curid='.$rc_cur_id;
2097
2098                 # Spacer image
2099                 $r = '' ;
2100
2101                 $r .= '<img src="'.$wgStylePath.'/images/Arr_.png" width="12" height="12" border="0" />' ;
2102                 $r .= '<tt>' ;
2103
2104                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2105                         $r .= '&nbsp;&nbsp;';
2106                 } else {
2107                         # M & N (minor & new)
2108                         $M = wfMsg( 'minoreditletter' );
2109                         $N = wfMsg( 'newpageletter' );
2110
2111                         if ( $rc_type == RC_NEW ) {
2112                                 $r .= $N ;
2113                         } else {
2114                                 $r .= '&nbsp;' ;
2115                         }
2116                         if ( $rc_minor ) {
2117                                 $r .= $M ;
2118                         } else {
2119                                 $r .= '&nbsp;' ;
2120                         }
2121                 }
2122
2123                 # Timestamp
2124                 $r .= ' '.$rcObj->timestamp.' ' ;
2125                 $r .= '</tt>' ;
2126
2127                 # Article link
2128                 $link = $rcObj->link ;
2129                 if ( $rcObj->watched ) $link = '<strong>'.$link.'</strong>' ;
2130                 $r .= $link ;
2131
2132                 # Diff
2133                 $r .= ' (' ;
2134                 $r .= $rcObj->difflink ;
2135                 $r .= '; ' ;
2136
2137                 # Hist
2138                 $r .= $this->makeKnownLinkObj( $rcObj->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2139
2140                 # User/talk
2141                 $r .= ') . . '.$rcObj->userlink ;
2142                 $r .= $rcObj->usertalklink ;
2143
2144                 # Comment
2145                  if ( $rc_comment != '' && $rc_type != RC_MOVE && $rc_type != RC_MOVE_OVER_REDIRECT ) {
2146                         $rc_comment=$this->formatComment($rc_comment);
2147                         $r .= $wgLang->emphasize( ' ('.$rc_comment.')' );
2148                 }
2149
2150                 $r .= "<br />\n" ;
2151                 return $r ;
2152         }
2153
2154         # Enhanced RC group
2155         function recentChangesBlockGroup ( $block )
2156         {
2157                 global $wgStylePath, $wgLang ;
2158
2159                 $r = '' ;
2160                 $M = wfMsg( 'minoreditletter' );
2161                 $N = wfMsg( 'newpageletter' );
2162
2163                 # Collate list of users
2164                 $isnew = false ;
2165                 $userlinks = array () ;
2166                 foreach ( $block AS $rcObj ) {
2167                         $oldid = $rcObj->mAttribs['rc_last_oldid'];
2168                         if ( $rcObj->mAttribs['rc_new'] ) $isnew = true ;
2169                         $u = $rcObj->userlink ;
2170                         if ( !isset ( $userlinks[$u] ) ) $userlinks[$u] = 0 ;
2171                         $userlinks[$u]++ ;
2172                 }
2173
2174                 # Sort the list and convert to text
2175                 krsort ( $userlinks ) ;
2176                 asort ( $userlinks ) ;
2177                 $users = array () ;
2178                 foreach ( $userlinks as $userlink => $count) {
2179                         $text = $userlink ;
2180                         if ( $count > 1 ) $text .= " ({$count}&times;)" ;
2181                         array_push ( $users , $text ) ;
2182                 }
2183                 $users = ' <font size="-1">['.implode('; ',$users).']</font>' ;
2184
2185                 # Arrow
2186                 $rci = 'RCI'.$this->rcCacheIndex ;
2187                 $rcl = 'RCL'.$this->rcCacheIndex ;
2188                 $rcm = 'RCM'.$this->rcCacheIndex ;
2189                 $toggleLink = "javascript:toggleVisibility('$rci','$rcm','$rcl')" ;
2190                 $arrowdir = $wgLang->isRTL() ? 'l' : 'r';
2191                 $tl  = '<span id="'.$rcm.'"><a href="'.$toggleLink.'"><img src="'.$wgStylePath.'/images/Arr_'.$arrowdir.'.png" width="12" height="12" /></a></span>' ;
2192                 $tl .= '<span id="'.$rcl.'" style="display:none"><a href="'.$toggleLink.'"><img src="'.$wgStylePath.'/images/Arr_d.png" width="12" height="12" /></a></span>' ;
2193                 $r .= $tl ;
2194
2195                 # Main line
2196                 # M/N
2197                 $r .= '<tt>' ;
2198                 if ( $isnew ) $r .= $N ;
2199                 else $r .= '&nbsp;' ;
2200                 $r .= '&nbsp;' ; # Minor
2201
2202                 # Timestamp
2203                 $r .= ' '.$block[0]->timestamp.' ' ;
2204                 $r .= '</tt>' ;
2205
2206                 # Article link
2207                 $link = $block[0]->link ;
2208                 if ( $block[0]->watched ) $link = '<strong>'.$link.'</strong>' ;
2209                 $r .= $link ;
2210
2211                 $curIdEq = 'curid=' . $block[0]->mAttribs['rc_cur_id'];
2212                 if ( $block[0]->mAttribs['rc_type'] != RC_LOG ) {
2213                         # Changes
2214                         $r .= ' ('.count($block).' ' ;
2215                         if ( $isnew ) $r .= wfMsg('changes');
2216                         else $r .= $this->makeKnownLinkObj( $block[0]->getTitle() , wfMsg('changes') ,
2217                                 $curIdEq.'&diff=0&oldid='.$oldid ) ;
2218                         $r .= '; ' ;
2219
2220                         # History
2221                         $r .= $this->makeKnownLinkObj( $block[0]->getTitle(), wfMsg( 'history' ), $curIdEq.'&action=history' );
2222                         $r .= ')' ;
2223                 }
2224
2225                 $r .= $users ;
2226                 $r .= "<br />\n" ;
2227
2228                 # Sub-entries
2229                 $r .= '<div id="'.$rci.'" style="display:none">' ;
2230                 foreach ( $block AS $rcObj ) {
2231                         # Get rc_xxxx variables
2232                         extract( $rcObj->mAttribs );
2233
2234                         $r .= '<img src="'.$wgStylePath.'/images/Arr_.png" width="12" height="12" />';
2235                         $r .= '<tt>&nbsp; &nbsp; &nbsp; &nbsp;' ;
2236                         if ( $rc_new ) $r .= $N ;
2237                         else $r .= '&nbsp;' ;
2238                         if ( $rc_minor ) $r .= $M ;
2239                         else $r .= '&nbsp;' ;
2240                         $r .= '</tt>' ;
2241
2242                         $o = '' ;
2243                         if ( $rc_last_oldid != 0 ) {
2244                                 $o = 'oldid='.$rc_last_oldid ;
2245                         }
2246                         if ( $rc_type == RC_LOG ) {
2247                                 $link = $rcObj->timestamp ;
2248                         } else {
2249                                 $link = $this->makeKnownLinkObj( $rcObj->getTitle(), $rcObj->timestamp , "{$curIdEq}&$o" ) ;
2250                         }
2251                         $link = '<tt>'.$link.'</tt>' ;
2252
2253                         $r .= $link ;
2254                         $r .= ' (' ;
2255                         $r .= $rcObj->curlink ;
2256                         $r .= '; ' ;
2257                         $r .= $rcObj->lastlink ;
2258                         $r .= ') . . '.$rcObj->userlink ;
2259                         $r .= $rcObj->usertalklink ;
2260                         if ( $rc_comment != '' ) {
2261                                 $rc_comment=$this->formatComment($rc_comment);
2262                                 $r .= $wgLang->emphasize( ' ('.$rc_comment.')' ) ;
2263                         }
2264                         $r .= "<br />\n" ;
2265                 }
2266                 $r .= "</div>\n" ;
2267
2268                 $this->rcCacheIndex++ ;
2269                 return $r ;
2270         }
2271
2272         # If enhanced RC is in use, this function takes the previously cached
2273         # RC lines, arranges them, and outputs the HTML
2274         function recentChangesBlock ()
2275         {
2276                 global $wgStylePath ;
2277                 if ( count ( $this->rc_cache ) == 0 ) return '' ;
2278                 $blockOut = '';
2279                 foreach ( $this->rc_cache AS $secureName => $block ) {
2280                         if ( count ( $block ) < 2 ) {
2281                                 $blockOut .= $this->recentChangesBlockLine ( array_shift ( $block ) ) ;
2282                         } else {
2283                                 $blockOut .= $this->recentChangesBlockGroup ( $block ) ;
2284                         }
2285                 }
2286
2287                 return '<div>'.$blockOut.'</div>' ;
2288         }
2289
2290         # Called in a loop over all displayed RC entries
2291         # Either returns the line, or caches it for later use
2292         function recentChangesLine( &$rc, $watched = false )
2293         {
2294                 global $wgUser ;
2295                 $usenew = $wgUser->getOption( 'usenewrc' );
2296                 if ( $usenew )
2297                         $line = $this->recentChangesLineNew ( $rc, $watched ) ;
2298                 else
2299                         $line = $this->recentChangesLineOld ( $rc, $watched ) ;
2300                 return $line ;
2301         }
2302
2303         function recentChangesLineOld( &$rc, $watched = false )
2304         {
2305                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds, $wgUseRCPatrol, $wgOnlySysopsCanPatrol;
2306
2307                 # Extract DB fields into local scope
2308                 extract( $rc->mAttribs );
2309                 $curIdEq = 'curid=' . $rc_cur_id;
2310
2311                 # Make date header if necessary
2312                 $date = $wgLang->date( $rc_timestamp, true);
2313                 $s = '';
2314                 if ( $date != $this->lastdate ) {
2315                         if ( '' != $this->lastdate ) { $s .= "</ul>\n"; }
2316                         $s .= "<h4>{$date}</h4>\n<ul class='special'>";
2317                         $this->lastdate = $date;
2318                         $this->rclistOpen = true;
2319                 }
2320
2321                 # If this edit has not yet been patrolled, make it stick out
2322                 $s .= ( ! $wgUseRCPatrol || $rc_patrolled ) ? '<li> ' : '<li class="not_patrolled"> ';
2323
2324                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2325                         # Diff
2326                         $s .= '(' . wfMsg( 'diff' ) . ') (';
2327                         # Hist
2328                         $s .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), wfMsg( 'hist' ), 'action=history' ) .
2329                                 ') . . ';
2330
2331                         # "[[x]] moved to [[y]]"
2332                         $msg = ( $rc_type == RC_MOVE ) ? '1movedto2' : '1movedto2_redir';
2333                         $s .= wfMsg( $msg, $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2334                                 $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2335                 } else {
2336                         # Diff link
2337                         if ( $rc_type == RC_NEW || $rc_type == RC_LOG ) {
2338                                 $diffLink = wfMsg( 'diff' );
2339                         } else {
2340                                 if ( $wgUseRCPatrol && $rc_patrolled == 0 && $wgUser->getID() != 0 &&
2341                                      ( $wgUser->isSysop() || !$wgOnlySysopsCanPatrol ) )
2342                                         $rcidparam = "&rcid={$rc_id}";
2343                                 else
2344                                         $rcidparam = "";
2345                                 $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff' ),
2346                                   "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}{$rcidparam}",
2347                                   '', '', ' tabindex="'.$rc->counter.'"');
2348                         }
2349                         $s .= '('.$diffLink.') (';
2350
2351                         # History link
2352                         $s .= $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2353                         $s .= ') . . ';
2354
2355                         # M and N (minor and new)
2356                         if ( $rc_minor ) { $s .= ' <span class="minor">'.wfMsg( "minoreditletter" ).'</span>'; }
2357                         if ( $rc_type == RC_NEW ) { $s .= '<span class="newpage">'.wfMsg( "newpageletter" ).'</span>'; }
2358
2359                         # Article link
2360                         # If it's a new article, there is no diff link, but if it hasn't been
2361                         # patrolled yet, we need to give users a way to do so
2362                         if ( $wgUseRCPatrol && $rc_type == RC_NEW && $rc_patrolled == 0 &&
2363                              $wgUser->getID() != 0 && ( $wgUser->isSysop() || !$wgOnlySysopsCanPatrol ) )
2364                                 $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '', "rcid={$rc_id}" );
2365                         else
2366                                 $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '' );
2367
2368                         if ( $watched ) {
2369                                 $articleLink = '<strong>'.$articleLink.'</strong>';
2370                         }
2371                         $s .= ' '.$articleLink;
2372
2373                 }
2374
2375                 # Timestamp
2376                 $s .= '; ' . $wgLang->time( $rc_timestamp, true, $wgRCSeconds ) . ' . . ';
2377
2378                 # User link (or contributions for unregistered users)
2379                 if ( 0 == $rc_user ) {
2380                         $userLink = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
2381                         $rc_user_text, 'target=' . $rc_user_text );
2382                 } else {
2383                         $userLink = $this->makeLink( $wgLang->getNsText( NS_USER ) . ':'.$rc_user_text, $rc_user_text );
2384                 }
2385                 $s .= $userLink;
2386
2387                 # User talk link
2388                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2389                 global $wgDisableAnonTalk;
2390                 if( 0 == $rc_user && $wgDisableAnonTalk ) {
2391                         $userTalkLink = '';
2392                 } else {
2393                         $utns=$wgLang->getNsText(NS_USER_TALK);
2394                         $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2395                 }
2396                 # Block link
2397                 $blockLink='';
2398                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2399                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2400                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2401
2402                 }
2403                 if($blockLink) {
2404                         if($userTalkLink) $userTalkLink .= ' | ';
2405                         $userTalkLink .= $blockLink;
2406                 }
2407                 if($userTalkLink) $s.=' ('.$userTalkLink.')';
2408
2409                 # Add comment
2410                 if ( '' != $rc_comment && '*' != $rc_comment && $rc_type != RC_MOVE && $rc_type != RC_MOVE_OVER_REDIRECT ) {
2411                         $rc_comment=$this->formatComment($rc_comment);
2412                         $s .= $wgLang->emphasize(' (' . $rc_comment . ')');
2413                 }
2414                 $s .= "</li>\n";
2415
2416                 return $s;
2417         }
2418
2419         function recentChangesLineNew( &$baseRC, $watched = false )
2420         {
2421                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2422
2423                 # Create a specialised object
2424                 $rc = RCCacheEntry::newFromParent( $baseRC ) ;
2425
2426                 # Extract fields from DB into the function scope (rc_xxxx variables)
2427                 extract( $rc->mAttribs );
2428                 $curIdEq = 'curid=' . $rc_cur_id;
2429
2430                 # If it's a new day, add the headline and flush the cache
2431                 $date = $wgLang->date( $rc_timestamp, true);
2432                 $ret = '';
2433                 if ( $date != $this->lastdate ) {
2434                         # Process current cache
2435                         $ret = $this->recentChangesBlock () ;
2436                         $this->rc_cache = array() ;
2437                         $ret .= "<h4>{$date}</h4>\n";
2438                         $this->lastdate = $date;
2439                 }
2440
2441                 # Make article link
2442                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2443                         $msg = ( $rc_type == RC_MOVE ) ? "1movedto2" : "1movedto2_redir";
2444                         $clink = wfMsg( $msg, $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2445                           $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2446                 } else {
2447                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), '' ) ;
2448                 }
2449
2450                 $time = $wgLang->time( $rc_timestamp, true, $wgRCSeconds );
2451                 $rc->watched = $watched ;
2452                 $rc->link = $clink ;
2453                 $rc->timestamp = $time;
2454
2455                 # Make "cur" and "diff" links
2456                 if ( ( $rc_type == RC_NEW && $rc_this_oldid == 0 ) || $rc_type == RC_LOG || $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2457                         $curLink = wfMsg( 'cur' );
2458                         $diffLink = wfMsg( 'diff' );
2459                 } else {
2460                         $query = $curIdEq.'&diff=0&oldid='.$rc_this_oldid;
2461                         $aprops = ' tabindex="'.$baseRC->counter.'"';
2462                         $curLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'cur' ), $query, '' ,'' , $aprops );
2463                         $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff'), $query, '' ,'' , $aprops );
2464                 }
2465
2466                 # Make "last" link
2467                 $titleObj = $rc->getTitle();
2468                 if ( $rc_last_oldid == 0 || $rc_type == RC_LOG || $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2469                         $lastLink = wfMsg( 'last' );
2470                 } else {
2471                         $lastLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'last' ),
2472                           $curIdEq.'&diff='.$rc_this_oldid.'&oldid='.$rc_last_oldid );
2473                 }
2474
2475                 # Make user link (or user contributions for unregistered users)
2476                 if ( $rc_user == 0 ) {
2477                         $userLink = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
2478                         $rc_user_text, 'target=' . $rc_user_text );
2479                 } else {
2480                         $userLink = $this->makeLink( $wgLang->getNsText(
2481                           Namespace::getUser() ) . ':'.$rc_user_text, $rc_user_text );
2482                 }
2483
2484                 $rc->userlink = $userLink;
2485                 $rc->lastlink = $lastLink;
2486                 $rc->curlink  = $curLink;
2487                 $rc->difflink = $diffLink;
2488
2489                 # Make user talk link
2490                 $utns=$wgLang->getNsText(NS_USER_TALK);
2491                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2492                 $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2493
2494                 global $wgDisableAnonTalk;
2495                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2496                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2497                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2498                         if( $wgDisableAnonTalk )
2499                                 $rc->usertalklink = ' ('.$blockLink.')';
2500                         else
2501                                 $rc->usertalklink = ' ('.$userTalkLink.' | '.$blockLink.')';
2502                 } else {
2503                         if( $wgDisableAnonTalk && ($rc_user == 0) )
2504                                 $rc->usertalklink = '';
2505                         else
2506                                 $rc->usertalklink = ' ('.$userTalkLink.')';
2507                 }
2508
2509                 # Put accumulated information into the cache, for later display
2510                 # Page moves go on their own line
2511                 $title = $rc->getTitle();
2512                 $secureName = $title->getPrefixedDBkey();
2513                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2514                         # Use an @ character to prevent collision with page names
2515                         $this->rc_cache['@@' . ($this->rcMoveIndex++)] = array($rc);
2516                 } else {
2517                         if ( !isset ( $this->rc_cache[$secureName] ) ) $this->rc_cache[$secureName] = array() ;
2518                         array_push ( $this->rc_cache[$secureName] , $rc ) ;
2519                 }
2520                 return $ret;
2521         }
2522
2523         function endImageHistoryList()
2524         {
2525                 $s = "</ul>\n";
2526                 return $s;
2527         }
2528
2529         /* This function is called by all recent changes variants, by the page history,
2530            and by the user contributions list. It is responsible for formatting edit
2531            comments. It escapes any HTML in the comment, but adds some CSS to format
2532            auto-generated comments (from section editing) and formats [[wikilinks]].
2533            Main author: Erik Möller (moeller@scireview.de)
2534         */
2535         function formatComment($comment)
2536         {
2537                 global $wgLang;
2538                 $comment = htmlspecialchars( $comment );
2539
2540                 # The pattern for autogen comments is / * foo * /, which makes for
2541                 # some nasty regex.
2542                 # We look for all comments, match any text before and after the comment,
2543                 # add a separator where needed and format the comment itself with CSS
2544                 while (preg_match('/(.*)\/\*\s*(.*?)\s*\*\/(.*)/', $comment,$match)) {
2545                         $pre=$match[1];
2546                         $auto=$match[2];
2547                         $post=$match[3];
2548                         $sep='-';
2549                         if($pre) { $auto = $sep.' '.$auto; }
2550                         if($post) { $auto .= ' '.$sep; }
2551                         $auto='<span class="autocomment">'.$auto.'</span>';
2552                         $comment=$pre.$auto.$post;
2553                 }
2554
2555                 # format regular and media links - all other wiki formatting
2556                 # is ignored
2557                 $medians = $wgLang->getNsText(Namespace::getMedia()).':';
2558                 while(preg_match('/\[\[(.*?)(\|(.*?))*\]\](.*)$/',$comment,$match)) {
2559                         # Handle link renaming [[foo|text]] will show link as "text"
2560                         if( "" != $match[3] ) {
2561                                 $text = $match[3];
2562                         } else {
2563                                 $text = $match[1];
2564                         }
2565                         if( preg_match( '/^' . $medians . '(.*)$/i', $match[1], $submatch ) ) {
2566                                 # Media link; trail not supported.
2567                                 $linkRegexp = '/\[\[(.*?)\]\]/';
2568                                 $thelink = $this->makeMediaLink( $submatch[1], "", $text );
2569                         } else {
2570                                 # Other kind of link
2571                                 if( preg_match( wfMsg( "linktrail" ), $match[4], $submatch ) ) {
2572                                         $trail = $submatch[1];
2573                                 } else {
2574                                         $trail = "";
2575                                 }
2576                                 $linkRegexp = '/\[\[(.*?)\]\]' . preg_quote( $trail, '/' ) . '/';
2577                                 if ($match[1][0] == ':')
2578                                         $match[1] = substr($match[1], 1);
2579                                 $thelink = $this->makeLink( $match[1], $text, "", $trail );
2580                         }
2581                         $comment = preg_replace( $linkRegexp, $thelink, $comment, 1 );
2582                 }
2583                 return $comment;
2584         }
2585
2586         function imageHistoryLine( $iscur, $timestamp, $img, $user, $usertext, $size, $description )
2587         {
2588                 global $wgUser, $wgLang, $wgTitle;
2589
2590                 $datetime = $wgLang->timeanddate( $timestamp, true );
2591                 $del = wfMsg( 'deleteimg' );
2592                 $delall = wfMsg( 'deleteimgcompletely' );
2593                 $cur = wfMsg( 'cur' );
2594
2595                 if ( $iscur ) {
2596                         $url = Image::wfImageUrl( $img );
2597                         $rlink = $cur;
2598                         if ( $wgUser->isSysop() ) {
2599                                 $link = $wgTitle->escapeLocalURL( 'image=' . $wgTitle->getPartialURL() .
2600                                   '&action=delete' );
2601                                 $style = $this->getInternalLinkAttributes( $link, $delall );
2602
2603                                 $dlink = '<a href="'.$link.'"'.$style.'>'.$delall.'</a>';
2604                         } else {
2605                                 $dlink = $del;
2606                         }
2607                 } else {
2608                         $url = htmlspecialchars( wfImageArchiveUrl( $img ) );
2609                         if( $wgUser->getID() != 0 && $wgTitle->userCanEdit() ) {
2610                                 $rlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2611                                            wfMsg( 'revertimg' ), 'action=revert&oldimage=' .
2612                                            urlencode( $img ) );
2613                                 $dlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2614                                            $del, 'action=delete&oldimage=' . urlencode( $img ) );
2615                         } else {
2616                                 # Having live active links for non-logged in users
2617                                 # means that bots and spiders crawling our site can
2618                                 # inadvertently change content. Baaaad idea.
2619                                 $rlink = wfMsg( 'revertimg' );
2620                                 $dlink = $del;
2621                         }
2622                 }
2623                 if ( 0 == $user ) {
2624                         $userlink = $usertext;
2625                 } else {
2626                         $userlink = $this->makeLink( $wgLang->getNsText( Namespace::getUser() ) .
2627                                        ':'.$usertext, $usertext );
2628                 }
2629                 $nbytes = wfMsg( 'nbytes', $size );
2630                 $style = $this->getInternalLinkAttributes( $url, $datetime );
2631
2632                 $s = "<li> ({$dlink}) ({$rlink}) <a href=\"{$url}\"{$style}>{$datetime}</a>"
2633                   . " . . {$userlink} ({$nbytes})";
2634
2635                 if ( '' != $description && '*' != $description ) {
2636                         $sk=$wgUser->getSkin();
2637                         $s .= $wgLang->emphasize(' (' . $sk->formatComment($description) . ')');
2638                 }
2639                 $s .= "</li>\n";
2640                 return $s;
2641         }
2642
2643         function tocIndent($level) {
2644                 return str_repeat( '<div class="tocindent">'."\n", $level>0 ? $level : 0 );
2645         }
2646
2647         function tocUnindent($level) {
2648                 return str_repeat( "</div>\n", $level>0 ? $level : 0 );
2649         }
2650
2651         # parameter level defines if we are on an indentation level
2652         function tocLine( $anchor, $tocline, $level ) {
2653                 $link = '<a href="#'.$anchor.'">'.$tocline.'</a><br />';
2654                 if($level) {
2655                         return $link."\n";
2656                 } else {
2657                         return '<div class="tocline">'.$link."</div>\n";
2658                 }
2659
2660         }
2661
2662         function tocTable($toc) {
2663                 # note to CSS fanatics: putting this in a div does not work -- div won't auto-expand
2664                 # try min-width & co when somebody gets a chance
2665                 $hideline = ' <script type="text/javascript">showTocToggle("' . addslashes( wfMsg('showtoc') ) . '","' . addslashes( wfMsg('hidetoc') ) . '")</script>';
2666                 return
2667                 '<table border="0" id="toc"><tr id="toctitle"><td align="center">'."\n".
2668                 '<b>'.wfMsg('toc').'</b>' .
2669                 $hideline .
2670                 '</td></tr><tr id="tocinside"><td>'."\n".
2671                 $toc."</td></tr></table>\n";
2672         }
2673
2674         # These two do not check for permissions: check $wgTitle->userCanEdit before calling them
2675         function editSectionScript( $section, $head ) {
2676                 global $wgTitle, $wgRequest;
2677                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2678                         return $head;
2679                 }
2680                 $url = $wgTitle->escapeLocalURL( 'action=edit&section='.$section );
2681                 return '<span oncontextmenu=\'document.location="'.$url.'";return false;\'>'.$head.'</span>';
2682         }
2683
2684         function editSectionLink( $section ) {
2685                 global $wgRequest;
2686                 global $wgTitle, $wgUser, $wgLang;
2687
2688                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2689                         # Section edit links would be out of sync on an old page.
2690                         # But, if we're diffing to the current page, they'll be
2691                         # correct.
2692                         return '';
2693                 }
2694
2695                 $editurl = '&section='.$section;
2696                 $url = $this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg('editsection'),'action=edit'.$editurl);
2697
2698                 if( $wgLang->isRTL() ) {
2699                         $farside = 'left';
2700                         $nearside = 'right';
2701                 } else {
2702                         $farside = 'right';
2703                         $nearside = 'left';
2704                 }
2705                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2706
2707         }
2708
2709         // This function is called by EditPage.php and shows a bulletin board style
2710         // toolbar for common editing functions. It can be disabled in the user preferences.
2711         // The necsesary JavaScript code can be found in style/wikibits.js.
2712         function getEditToolbar() {
2713                 global $wgStylePath, $wgLang, $wgMimeType;
2714
2715                 // toolarray an array of arrays which each include the filename of
2716                 // the button image (without path), the opening tag, the closing tag,
2717                 // and optionally a sample text that is inserted between the two when no
2718                 // selection is highlighted.
2719                 // The tip text is shown when the user moves the mouse over the button.
2720
2721                 // Already here are accesskeys (key), which are not used yet until someone
2722                 // can figure out a way to make them work in IE. However, we should make
2723                 // sure these keys are not defined on the edit page.
2724                 $toolarray=array(
2725                         array(  'image'=>'button_bold.png',
2726                                 'open'=>"\'\'\'",
2727                                 'close'=>"\'\'\'",
2728                                 'sample'=>wfMsg('bold_sample'),
2729                                 'tip'=>wfMsg('bold_tip'),
2730                                 'key'=>'B'
2731                                 ),
2732                         array(  "image"=>"button_italic.png",
2733                                 "open"=>"\'\'",
2734                                 "close"=>"\'\'",
2735                                 "sample"=>wfMsg("italic_sample"),
2736                                 "tip"=>wfMsg("italic_tip"),
2737                                 "key"=>"I"
2738                                 ),
2739                         array(  "image"=>"button_link.png",
2740                                 "open"=>"[[",
2741                                 "close"=>"]]",
2742                                 "sample"=>wfMsg("link_sample"),
2743                                 "tip"=>wfMsg("link_tip"),
2744                                 "key"=>"L"
2745                                 ),
2746                         array(  "image"=>"button_extlink.png",
2747                                 "open"=>"[",
2748                                 "close"=>"]",
2749                                 "sample"=>wfMsg("extlink_sample"),
2750                                 "tip"=>wfMsg("extlink_tip"),
2751                                 "key"=>"X"
2752                                 ),
2753                         array(  "image"=>"button_headline.png",
2754                                 "open"=>"\\n== ",
2755                                 "close"=>" ==\\n",
2756                                 "sample"=>wfMsg("headline_sample"),
2757                                 "tip"=>wfMsg("headline_tip"),
2758                                 "key"=>"H"
2759                                 ),
2760                         array(  "image"=>"button_image.png",
2761                                 "open"=>"[[".$wgLang->getNsText(NS_IMAGE).":",
2762                                 "close"=>"]]",
2763                                 "sample"=>wfMsg("image_sample"),
2764                                 "tip"=>wfMsg("image_tip"),
2765                                 "key"=>"D"
2766                                 ),
2767                         array(  "image"=>"button_media.png",
2768                                 "open"=>"[[".$wgLang->getNsText(NS_MEDIA).":",
2769                                 "close"=>"]]",
2770                                 "sample"=>wfMsg("media_sample"),
2771                                 "tip"=>wfMsg("media_tip"),
2772                                 "key"=>"M"
2773                                 ),
2774                         array(  "image"=>"button_math.png",
2775                                 "open"=>"\\<math\\>",
2776                                 "close"=>"\\</math\\>",
2777                                 "sample"=>wfMsg("math_sample"),
2778                                 "tip"=>wfMsg("math_tip"),
2779                                 "key"=>"C"
2780                                 ),
2781                         array(  "image"=>"button_nowiki.png",
2782                                 "open"=>"\\<nowiki\\>",
2783                                 "close"=>"\\</nowiki\\>",
2784                                 "sample"=>wfMsg("nowiki_sample"),
2785                                 "tip"=>wfMsg("nowiki_tip"),
2786                                 "key"=>"N"
2787                                 ),
2788                         array(  "image"=>"button_sig.png",
2789                                 "open"=>"--~~~~",
2790                                 "close"=>"",
2791                                 "sample"=>"",
2792                                 "tip"=>wfMsg("sig_tip"),
2793                                 "key"=>"Y"
2794                                 ),
2795                         array(  "image"=>"button_hr.png",
2796                                 "open"=>"\\n----\\n",
2797                                 "close"=>"",
2798                                 "sample"=>"",
2799                                 "tip"=>wfMsg("hr_tip"),
2800                                 "key"=>"R"
2801                                 )
2802                 );
2803                 $toolbar ="<script type='text/javascript'>\n/*<![CDATA[*/\n";
2804
2805                 $toolbar.="document.writeln(\"<div id='toolbar'>\");\n";
2806                 foreach($toolarray as $tool) {
2807
2808                         $image=$wgStylePath.'/images/'.$tool['image'];
2809                         $open=$tool['open'];
2810                         $close=$tool['close'];
2811                         $sample = addslashes( $tool['sample'] );
2812
2813                         // Note that we use the tip both for the ALT tag and the TITLE tag of the image.
2814                         // Older browsers show a "speedtip" type message only for ALT.
2815                         // Ideally these should be different, realistically they
2816                         // probably don't need to be.
2817                         $tip = addslashes( $tool['tip'] );
2818
2819                         #$key = $tool["key"];
2820
2821                         $toolbar.="addButton('$image','$tip','$open','$close','$sample');\n";
2822                 }
2823
2824                 $toolbar.="addInfobox('" . addslashes( wfMsg( "infobox" ) ) . "','" . addslashes(wfMsg("infobox_alert")) . "');\n";
2825                 $toolbar.="document.writeln(\"</div>\");\n";
2826
2827                 $toolbar.="/*]]>*/\n</script>";
2828                 return $toolbar;
2829         }
2830
2831         /* public */ function suppressUrlExpansion() {
2832                 return false;
2833         }
2834 }
2835
2836 }
2837 ?>