includes/Skin.php

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