includes/Skin.php

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