includes/Skin.php

   1 <?php
   2
   3 # This is not a valid entry point, perform no further processing unless MEDIAWIKI is defined
   4 if( defined( "MEDIAWIKI" ) ) {
   5
   6 # See skin.doc
   7
   8 require_once( 'Feed.php' );  // should not be called if the actual page isn't feed enabled
   9 require_once( 'Image.php' );
  10
  11 # These are the INTERNAL names, which get mapped
  12 # directly to class names.  For display purposes, the
  13 # Language class has internationalized names
  14 #
  15 /* private */ $wgValidSkinNames = array(
  16         'standard'      => 'Standard',
  17         'nostalgia'     => 'Nostalgia',
  18         'cologneblue'   => 'CologneBlue'
  19 );
  20 if( $wgUsePHPTal ) {
  21         #$wgValidSkinNames[] = 'PHPTal';
  22         #$wgValidSkinNames['davinci'] = 'DaVinci';
  23         #$wgValidSkinNames['mono'] = 'Mono';
  24         $wgValidSkinNames['monobook'] = 'MonoBook';
  25         $wgValidSkinNames['myskin'] = 'MySkin';
  26         #$wgValidSkinNames['monobookminimal'] = 'MonoBookMinimal';
  27         $wgValidSkinNames['chick'] = 'Chick';
  28 }
  29
  30 require_once( 'RecentChange.php' );
  31
  32 class RCCacheEntry extends RecentChange
  33 {
  34         var $secureName, $link;
  35         var $curlink , $difflink, $lastlink , $usertalklink , $versionlink ;
  36         var $userlink, $timestamp, $watched;
  37
  38         function newFromParent( $rc )
  39         {
  40                 $rc2 = new RCCacheEntry;
  41                 $rc2->mAttribs = $rc->mAttribs;
  42                 $rc2->mExtra = $rc->mExtra;
  43                 return $rc2;
  44         }
  45 } ;
  46
  47 class Skin {
  48
  49         /* private */ var $lastdate, $lastline;
  50         var $linktrail ; # linktrail regexp
  51         var $rc_cache ; # Cache for Enhanced Recent Changes
  52         var $rcCacheIndex ; # Recent Changes Cache Counter for visibility toggle
  53         var $rcMoveIndex;
  54         var $postParseLinkColour = true;
  55
  56         function Skin()
  57         {
  58                 global $wgUseOldExistenceCheck;
  59                 $postParseLinkColour = !$wgUseOldExistenceCheck;
  60                 $this->linktrail = wfMsg('linktrail');
  61         }
  62
  63         function getSkinNames()
  64         {
  65                 global $wgValidSkinNames;
  66                 return $wgValidSkinNames;
  67         }
  68
  69         function getStylesheet()
  70         {
  71                 return 'wikistandard.css';
  72         }
  73         function getSkinName() {
  74                 return "standard";
  75         }
  76
  77         # Get/set accessor for delayed link colouring
  78         function postParseLinkColour( $setting = NULL ) {
  79                 return wfSetVar( $this->postParseLinkColour, $setting );
  80         }
  81
  82         function qbSetting()
  83         {
  84                 global $wgOut, $wgUser;
  85
  86                 if ( $wgOut->isQuickbarSuppressed() ) { return 0; }
  87                 $q = $wgUser->getOption( 'quickbar' );
  88                 if ( '' == $q ) { $q = 0; }
  89                 return $q;
  90         }
  91
  92         function initPage( &$out )
  93         {
  94                 $fname = 'Skin::initPage';
  95                 wfProfileIn( $fname );
  96
  97                 $out->addLink( array( 'rel' => 'shortcut icon', 'href' => '/favicon.ico' ) );
  98
  99                 $this->addMetadataLinks($out);
 100
 101                 wfProfileOut( $fname );
 102         }
 103
 104         function addMetadataLinks( &$out ) {
 105                 global $wgTitle, $wgEnableDublinCoreRdf, $wgEnableCreativeCommonsRdf, $wgRdfMimeType, $action;
 106                 global $wgRightsPage, $wgRightsUrl;
 107
 108                 if( $out->isArticleRelated() ) {
 109                         # note: buggy CC software only reads first "meta" link
 110                         if( $wgEnableCreativeCommonsRdf ) {
 111                                 $out->addMetadataLink( array(
 112                                         'title' => 'Creative Commons',
 113                                         'type' => 'application/rdf+xml',
 114                                         'href' => $wgTitle->getLocalURL( 'action=creativecommons') ) );
 115                         }
 116                         if( $wgEnableDublinCoreRdf ) {
 117                                 $out->addMetadataLink( array(
 118                                         'title' => 'Dublin Core',
 119                                         'type' => 'application/rdf+xml',
 120                                         'href' => $wgTitle->getLocalURL( 'action=dublincore' ) ) );
 121                         }
 122                 }
 123                 $copyright = '';
 124                 if( $wgRightsPage ) {
 125                         $copy = Title::newFromText( $wgRightsPage );
 126                         if( $copy ) {
 127                                 $copyright = $copy->getLocalURL();
 128                         }
 129                 }
 130                 if( !$copyright && $wgRightsUrl ) {
 131                         $copyright = $wgRightsUrl;
 132                 }
 133                 if( $copyright ) {
 134                         $out->addLink( array(
 135                                 'rel' => 'copyright',
 136                                 'href' => $copyright ) );
 137                 }
 138         }
 139
 140         function outputPage( &$out ) {
 141                 global $wgDebugComments;
 142
 143                 wfProfileIn( 'Skin::outputPage' );
 144                 $this->initPage( $out );
 145                 $out->out( $out->headElement() );
 146
 147                 $out->out( "\n<body" );
 148                 $ops = $this->getBodyOptions();
 149                 foreach ( $ops as $name => $val ) {
 150                         $out->out( " $name='$val'" );
 151                 }
 152                 $out->out( ">\n" );
 153                 if ( $wgDebugComments ) {
 154                         $out->out( "<!-- Wiki debugging output:\n" .
 155                           $out->mDebugtext . "-->\n" );
 156                 }
 157                 $out->out( $this->beforeContent() );
 158
 159                 $out->out( $out->mBodytext . "\n" );
 160
 161                 $out->out( $this->afterContent() );
 162
 163                 wfProfileClose();
 164                 $out->out( $out->reportTime() );
 165
 166                 $out->out( "\n</body></html>" );
 167         }
 168
 169         function getHeadScripts() {
 170                 global $wgStylePath, $wgUser, $wgLang, $wgAllowUserJs;
 171                 $r = "<script type=\"text/javascript\" src=\"{$wgStylePath}/wikibits.js\"></script>\n";
 172                 if( $wgAllowUserJs && $wgUser->getID() != 0 ) { # logged in
 173                         $userpage = $wgLang->getNsText( Namespace::getUser() ) . ":" . $wgUser->getName();
 174                         $userjs = htmlspecialchars($this->makeUrl($userpage.'/'.$this->getSkinName().'.js', 'action=raw&ctype=text/javascript'));
 175                         $r .= '<script type="text/javascript" src="'.$userjs."\"></script>\n";
 176                 }
 177                 return $r;
 178         }
 179
 180         # get the user/site-specific stylesheet, SkinPHPTal called from RawPage.php (settings are cached that way)
 181         function getUserStylesheet() {
 182                 global $wgOut, $wgStylePath, $wgLang, $wgUser, $wgRequest, $wgTitle, $wgAllowUserCss;
 183                 $sheet = $this->getStylesheet();
 184                 $action = $wgRequest->getText('action');
 185                 $s = "@import \"$wgStylePath/$sheet\";\n";
 186                 if($wgLang->isRTL()) $s .= "@import \"$wgStylePath/common_rtl.css\";\n";
 187                 if( $wgAllowUserCss && $wgUser->getID() != 0 ) { # logged in
 188                         if($wgTitle->isCssSubpage() and $action == 'submit' and  $wgTitle->userCanEditCssJsSubpage()) {
 189                                 $s .= $wgRequest->getText('wpTextbox1');
 190                         } else {
 191                                 $userpage = $wgLang->getNsText( Namespace::getUser() ) . ":" . $wgUser->getName();
 192                                 $s.= '@import "'.$this->makeUrl($userpage.'/'.$this->getSkinName().'.css', 'action=raw&ctype=text/css').'";'."\n";
 193                         }
 194                 }
 195                 $s .= $this->doGetUserStyles();
 196                 return $s."\n";
 197         }
 198         # placeholder, returns generated js in monobook
 199         function getUserJs() {
 200                 return;
 201         }
 202
 203         function getUserStyles()
 204         {
 205                 global $wgOut, $wgStylePath, $wgLang;
 206                 $s = "<style type='text/css'>\n";
 207                 $s .= "/*/*/ /*<![CDATA[*/\n"; # <-- Hide the styles from Netscape 4 without hiding them from IE/Mac
 208                 $s .= $this->getUserStylesheet();
 209                 $s .= "/*]]>*/ /* */\n";
 210                 $s .= "</style>\n";
 211                 return $s;
 212         }
 213
 214         function doGetUserStyles()
 215         {
 216                 global $wgUser, $wgLang;
 217
 218                 $csspage = $wgLang->getNsText( NS_MEDIAWIKI ) . ":" . $this->getSkinName() . ".css";
 219                 $s = '@import "'.$this->makeUrl($csspage, 'action=raw&ctype=text/css')."\";\n";
 220
 221                 if ( 1 == $wgUser->getOption( 'underline' ) ) {
 222                         # Don't override browser settings
 223                 } else {
 224                         # CHECK MERGE @@@
 225                         # Force no underline
 226                         $s .= "a { text-decoration: none; }\n";
 227                 }
 228                 if ( 1 == $wgUser->getOption( 'highlightbroken' ) ) {
 229                         $s .= "a.new, #quickbar a.new { color: #CC2200; }\n";
 230                 }
 231                 if ( 1 == $wgUser->getOption( 'justify' ) ) {
 232                         $s .= "#article { text-align: justify; }\n";
 233                 }
 234                 return $s;
 235         }
 236
 237         function getBodyOptions()
 238         {
 239                 global $wgUser, $wgTitle, $wgNamespaceBackgrounds, $wgOut, $wgRequest;
 240
 241                 extract( $wgRequest->getValues( 'oldid', 'redirect', 'diff' ) );
 242
 243                 if ( 0 != $wgTitle->getNamespace() ) {
 244                         $a = array( 'bgcolor' => '#ffffec' );
 245                 }
 246                 else $a = array( 'bgcolor' => '#FFFFFF' );
 247                 if($wgOut->isArticle() && $wgUser->getOption('editondblclick') &&
 248                   (!$wgTitle->isProtected() || $wgUser->isSysop()) ) {
 249                         $t = wfMsg( 'editthispage' );
 250                         $oid = $red = '';
 251                         if ( !empty($redirect) ) {
 252                                 $red = "&redirect={$redirect}";
 253                         }
 254                         if ( !empty($oldid) && ! isset( $diff ) ) {
 255                                 $oid = "&oldid={$oldid}";
 256                         }
 257                         $s = $wgTitle->getFullURL( "action=edit{$oid}{$red}" );
 258                         $s = 'document.location = "' .$s .'";';
 259                         $a += array ('ondblclick' => $s);
 260
 261                 }
 262                 $a['onload'] = $wgOut->getOnloadHandler();
 263                 return $a;
 264         }
 265
 266         function getExternalLinkAttributes( $link, $text, $class='' )
 267         {
 268                 global $wgUser, $wgOut, $wgLang;
 269
 270                 $link = urldecode( $link );
 271                 $link = $wgLang->checkTitleEncoding( $link );
 272                 $link = str_replace( '_', ' ', $link );
 273                 $link = htmlspecialchars( $link );
 274
 275                 $r = ($class != '') ? " class='$class'" : " class='external'";
 276
 277                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 278                         $r .= " title=\"{$link}\"";
 279                 }
 280                 return $r;
 281         }
 282
 283         function getInternalLinkAttributes( $link, $text, $broken = false )
 284         {
 285                 global $wgUser, $wgOut;
 286
 287                 $link = urldecode( $link );
 288                 $link = str_replace( '_', ' ', $link );
 289                 $link = htmlspecialchars( $link );
 290
 291                 if ( $broken == 'stub' ) {
 292                         $r = ' class="stub"';
 293                 } else if ( $broken == 'yes' ) {
 294                         $r = ' class="new"';
 295                 } else {
 296                         $r = '';
 297                 }
 298
 299                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 300                         $r .= " title=\"{$link}\"";
 301                 }
 302                 return $r;
 303         }
 304
 305         function getInternalLinkAttributesObj( &$nt, $text, $broken = false )
 306         {
 307                 global $wgUser, $wgOut;
 308
 309                 if ( $broken == 'stub' ) {
 310                         $r = ' class="stub"';
 311                 } else if ( $broken == 'yes' ) {
 312                         $r = ' class="new"';
 313                 } else {
 314                         $r = '';
 315                 }
 316
 317                 if ( 1 == $wgUser->getOption( 'hover' ) ) {
 318                         $r .= ' title ="' . $nt->getEscapedText() . '"';
 319                 }
 320                 return $r;
 321         }
 322
 323         function getLogo()
 324         {
 325                 global $wgLogo;
 326                 return $wgLogo;
 327         }
 328
 329         # This will be called immediately after the <body> tag.  Split into
 330         # two functions to make it easier to subclass.
 331         #
 332         function beforeContent()
 333         {
 334                 global $wgUser, $wgOut;
 335
 336                 return $this->doBeforeContent();
 337         }
 338
 339         function doBeforeContent()
 340         {
 341                 global $wgUser, $wgOut, $wgTitle, $wgLang, $wgSiteNotice;
 342                 $fname = 'Skin::doBeforeContent';
 343                 wfProfileIn( $fname );
 344
 345                 $s = '';
 346                 $qb = $this->qbSetting();
 347
 348                 if( $langlinks = $this->otherLanguages() ) {
 349                         $rows = 2;
 350                         $borderhack = '';
 351                 } else {
 352                         $rows = 1;
 353                         $langlinks = false;
 354                         $borderhack = 'class="top"';
 355                 }
 356
 357                 $s .= "\n<div id='content'>\n<div id='topbar'>\n" .
 358                   "<table border='0' cellspacing='0' width='98%'>\n<tr>\n";
 359
 360                 $shove = ($qb != 0);
 361                 $left = ($qb == 1 || $qb == 3);
 362                 if($wgLang->isRTL()) $left = !$left;
 363
 364                 if ( !$shove ) {
 365                         $s .= "<td class='top' align='left' valign='top' rowspan='{$rows}'>\n" .
 366                           $this->logoText() . '</td>';
 367                 } elseif( $left ) {
 368                         $s .= $this->getQuickbarCompensator( $rows );
 369                 }
 370                 $l = $wgLang->isRTL() ? 'right' : 'left';
 371                 $s .= "<td {$borderhack} align='$l' valign='top'>\n";
 372
 373                 $s .= $this->topLinks() ;
 374                 $s .= "<p class='subtitle'>" . $this->pageTitleLinks() . "</p>\n";
 375
 376                 $r = $wgLang->isRTL() ? "left" : "right";
 377                 $s .= "</td>\n<td {$borderhack} valign='top' align='$r' nowrap='nowrap'>";
 378                 $s .= $this->nameAndLogin();
 379                 $s .= "\n<br />" . $this->searchForm() . "</td>";
 380
 381                 if ( $langlinks ) {
 382                         $s .= "</tr>\n<tr>\n<td class='top' colspan=\"2\">$langlinks</td>\n";
 383                 }
 384
 385                 if ( $shove && !$left ) { # Right
 386                         $s .= $this->getQuickbarCompensator( $rows );
 387                 }
 388                 $s .= "</tr>\n</table>\n</div>\n";
 389                 $s .= "\n<div id='article'>\n";
 390
 391                 if( $wgSiteNotice ) {
 392                         $s .= "\n<div id='siteNotice'>$wgSiteNotice</div>\n";
 393                 }
 394                 $s .= $this->pageTitle();
 395                 $s .= $this->pageSubtitle() ;
 396                 $s .= $this->getCategories();
 397                 wfProfileOut( $fname );
 398                 return $s;
 399         }
 400
 401         function getCategoryLinks () {
 402                 global $wgOut, $wgTitle, $wgUser, $wgParser;
 403                 global $wgUseCategoryMagic, $wgUseCategoryBrowser, $wgLang;
 404
 405                 if( !$wgUseCategoryMagic ) return '' ;
 406                 if( count( $wgOut->mCategoryLinks ) == 0 ) return '';
 407
 408                 # Taken out so that they will be displayed in previews -- TS
 409                 #if( !$wgOut->isArticle() ) return '';
 410
 411                 $t = implode ( ' | ' , $wgOut->mCategoryLinks ) ;
 412                 $s = $this->makeKnownLink( 'Special:Categories',
 413                         wfMsg( 'categories' ), 'article=' . urlencode( $wgTitle->getPrefixedDBkey() ) )
 414                         . ': ' . $t;
 415
 416                 if($wgUseCategoryBrowser) {
 417                         $s .= '<br/><hr/>';
 418                         $catstack = array();
 419                         $s.= $wgTitle->getAllParentCategories($catstack);
 420                 }
 421
 422                 return $s;
 423         }
 424
 425         function getCategories() {
 426                 $catlinks=$this->getCategoryLinks();
 427                 if(!empty($catlinks)) {
 428                         return "<p class='catlinks'>{$catlinks}</p>";
 429                 }
 430         }
 431
 432         function getQuickbarCompensator( $rows = 1 )
 433         {
 434                 return "<td width='152' rowspan='{$rows}'>&nbsp;</td>";
 435         }
 436
 437         # This gets called immediately before the </body> tag.
 438         #
 439         function afterContent()
 440         {
 441                 global $wgUser, $wgOut, $wgServer;
 442                 global $wgTitle, $wgLang;
 443
 444                 $printfooter = "<div class=\"printfooter\">\n" . $this->printFooter() . "</div>\n";
 445                 return $printfooter . $this->doAfterContent();
 446         }
 447
 448         function printSource() {
 449                 global $wgTitle;
 450                 $url = htmlspecialchars( $wgTitle->getFullURL() );
 451                 return wfMsg( "retrievedfrom", "<a href=\"$url\">$url</a>" );
 452         }
 453
 454         function printFooter() {
 455                 return "<p>" .  $this->printSource() .
 456                         "</p>\n\n<p>" . $this->pageStats() . "</p>\n";
 457         }
 458
 459         function doAfterContent()
 460         {
 461                 global $wgUser, $wgOut, $wgLang;
 462                 $fname =  'Skin::doAfterContent';
 463                 wfProfileIn( $fname );
 464                 wfProfileIn( $fname.'-1' );
 465
 466                 $s = "\n</div><br style=\"clear:both\" />\n";
 467                 $s .= "\n<div id='footer'>";
 468                 $s .= '<table border="0" cellspacing="0"><tr>';
 469
 470                 wfProfileOut( $fname.'-1' );
 471                 wfProfileIn( $fname.'-2' );
 472
 473                 $qb = $this->qbSetting();
 474                 $shove = ($qb != 0);
 475                 $left = ($qb == 1 || $qb == 3);
 476                 if($wgLang->isRTL()) $left = !$left;
 477
 478                 if ( $shove && $left ) { # Left
 479                         $s .= $this->getQuickbarCompensator();
 480                 }
 481                 wfProfileOut( $fname.'-2' );
 482                 wfProfileIn( $fname.'-3' );
 483                 $l = $wgLang->isRTL() ? 'right' : 'left';
 484                 $s .= "<td class='bottom' align='$l' valign='top'>";
 485
 486                 $s .= $this->bottomLinks();
 487                 $s .= "\n<br />" . $this->mainPageLink()
 488                   . ' | ' . $this->aboutLink()
 489                   . ' | ' . $this->specialLink( 'recentchanges' )
 490                   . ' | ' . $this->searchForm()
 491                   . '<br /><span id="pagestats">' . $this->pageStats() . '</span>';
 492
 493                 $s .= "</td>";
 494                 if ( $shove && !$left ) { # Right
 495                         $s .= $this->getQuickbarCompensator();
 496                 }
 497                 $s .= "</tr></table>\n</div>\n</div>\n";
 498
 499                 wfProfileOut( $fname.'-3' );
 500                 wfProfileIn( $fname.'-4' );
 501                 if ( 0 != $qb ) { $s .= $this->quickBar(); }
 502                 wfProfileOut( $fname.'-4' );
 503                 wfProfileOut( $fname );
 504                 return $s;
 505         }
 506
 507         function pageTitleLinks()
 508         {
 509                 global $wgOut, $wgTitle, $wgUser, $wgLang, $wgUseApproval, $wgRequest;
 510
 511                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 512                 $action = $wgRequest->getText( 'action' );
 513
 514                 $s = $this->printableLink();
 515                 if ( wfMsg ( 'disclaimers' ) != '-' ) $s .= ' | ' . $this->makeKnownLink( wfMsg( 'disclaimerpage' ), wfMsg( 'disclaimers' ) ) ;
 516
 517                 if ( $wgOut->isArticleRelated() ) {
 518                         if ( $wgTitle->getNamespace() == Namespace::getImage() ) {
 519                                 $name = $wgTitle->getDBkey();
 520                                 $link = htmlspecialchars( Image::wfImageUrl( $name ) );
 521                                 $style = $this->getInternalLinkAttributes( $link, $name );
 522                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>";
 523                         }
 524                         # This will show the "Approve" link if $wgUseApproval=true;
 525                         if ( isset ( $wgUseApproval ) && $wgUseApproval )
 526                         {
 527                                 $t = $wgTitle->getDBkey();
 528                                 $name = 'Approve this article' ;
 529                                 $link = "http://test.wikipedia.org/w/magnus/wiki.phtml?title={$t}&action=submit&doit=1" ;
 530                                 #htmlspecialchars( wfImageUrl( $name ) );
 531                                 $style = $this->getExternalLinkAttributes( $link, $name );
 532                                 $s .= " | <a href=\"{$link}\"{$style}>{$name}</a>" ;
 533                         }
 534                 }
 535                 if ( 'history' == $action || isset( $diff ) || isset( $oldid ) ) {
 536                         $s .= ' | ' . $this->makeKnownLink( $wgTitle->getPrefixedText(),
 537                                         wfMsg( 'currentrev' ) );
 538                 }
 539
 540                 if ( $wgUser->getNewtalk() ) {
 541                 # do not show "You have new messages" text when we are viewing our
 542                 # own talk page
 543
 544                         if(!(strcmp($wgTitle->getText(),$wgUser->getName()) == 0 &&
 545                                                 $wgTitle->getNamespace()==Namespace::getTalk(Namespace::getUser()))) {
 546                                 $n =$wgUser->getName();
 547                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 548                                                         Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 549                                                 wfMsg('newmessageslink') );
 550                                 $s.= ' | <strong>'. wfMsg( 'newmessages', $tl ) . '</strong>';
 551                         }
 552                 }
 553
 554                 $undelete = $this->getUndeleteLink();
 555                 if( !empty( $undelete ) ) {
 556                         $s .= ' | '.$undelete;
 557                 }
 558                 return $s;
 559         }
 560
 561         function getUndeleteLink() {
 562                 global $wgUser, $wgTitle, $wgLang, $action;
 563                 if( $wgUser->isSysop() &&
 564                         (($wgTitle->getArticleId() == 0) || ($action == "history")) &&
 565                         ($n = $wgTitle->isDeleted() ) ) {
 566                         return wfMsg( 'thisisdeleted',
 567                                 $this->makeKnownLink(
 568                                         $wgLang->SpecialPage( 'Undelete/' . $wgTitle->getPrefixedDBkey() ),
 569                                         wfMsg( 'restorelink', $n ) ) );
 570                 }
 571                 return '';
 572         }
 573
 574         function printableLink()
 575         {
 576                 global $wgOut, $wgFeedClasses, $wgRequest;
 577
 578                 $baseurl = $_SERVER['REQUEST_URI'];
 579                 if( strpos( '?', $baseurl ) == false ) {
 580                         $baseurl .= '?';
 581                 } else {
 582                         $baseurl .= '&';
 583                 }
 584                 $baseurl = htmlspecialchars( $baseurl );
 585                 $printurl = $wgRequest->escapeAppendQuery( 'printable=yes' );
 586
 587                 $s = "<a href=\"$printurl\">" . wfMsg( 'printableversion' ) . '</a>';
 588                 if( $wgOut->isSyndicated() ) {
 589                         foreach( $wgFeedClasses as $format => $class ) {
 590                                 $feedurl = $wgRequest->escapeAppendQuery( "feed=$format" );
 591                                 $s .= " | <a href=\"$feedurl\">{$format}</a>";
 592                         }
 593                 }
 594                 return $s;
 595         }
 596
 597         function pageTitle()
 598         {
 599                 global $wgOut, $wgTitle, $wgUser;
 600
 601                 $s = '<h1 class="pagetitle">' . htmlspecialchars( $wgOut->getPageTitle() ) . '</h1>';
 602                 if($wgUser->getOption( 'editsectiononrightclick' ) && $wgTitle->userCanEdit()) { $s=$this->editSectionScript(0,$s);}
 603                 return $s;
 604         }
 605
 606         function pageSubtitle()
 607         {
 608                 global $wgOut;
 609
 610                 $sub = $wgOut->getSubtitle();
 611                 if ( '' == $sub ) {
 612                         global $wgExtraSubtitle;
 613                         $sub = wfMsg( 'fromwikipedia' ) . $wgExtraSubtitle;
 614                 }
 615                 $subpages = $this->subPageSubtitle();
 616                 $sub .= !empty($subpages)?"</p><p class='subpages'>$subpages":'';
 617                 $s = "<p class='subtitle'>{$sub}</p>\n";
 618                 return $s;
 619         }
 620
 621         function subPageSubtitle()
 622         {
 623                 global $wgOut,$wgTitle,$wgNamespacesWithSubpages;
 624                 $subpages = '';
 625                 if($wgOut->isArticle() && !empty($wgNamespacesWithSubpages[$wgTitle->getNamespace()])) {
 626                         $ptext=$wgTitle->getPrefixedText();
 627                         if(preg_match('/\//',$ptext)) {
 628                                 $links = explode('/',$ptext);
 629                                 $c = 0;
 630                                 $growinglink = '';
 631                                 foreach($links as $link) {
 632                                         $c++;
 633                                         if ($c<count($links)) {
 634                                                 $growinglink .= $link;
 635                                                 $getlink = $this->makeLink( $growinglink, $link );
 636                                                 if(preg_match('/class="new"/i',$getlink)) { break; } # this is a hack, but it saves time
 637                                                 if ($c>1) {
 638                                                         $subpages .= ' | ';
 639                                                 } else  {
 640                                                         $subpages .= '&lt; ';
 641                                                 }
 642                                                 $subpages .= $getlink;
 643                                                 $growinglink .= '/';
 644                                         }
 645                                 }
 646                         }
 647                 }
 648                 return $subpages;
 649         }
 650
 651         function nameAndLogin()
 652         {
 653                 global $wgUser, $wgTitle, $wgLang, $wgShowIPinHeader, $wgIP;
 654
 655                 $li = $wgLang->specialPage( 'Userlogin' );
 656                 $lo = $wgLang->specialPage( 'Userlogout' );
 657
 658                 $s = '';
 659                 if ( 0 == $wgUser->getID() ) {
 660                         if( $wgShowIPinHeader && isset(  $_COOKIE[ini_get('session.name')] ) ) {
 661                                 $n = $wgIP;
 662
 663                                 $tl = $this->makeKnownLink( $wgLang->getNsText(
 664                                   Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 665                                   $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 666
 667                                 $s .= $n . ' ('.$tl.')';
 668                         } else {
 669                                 $s .= wfMsg('notloggedin');
 670                         }
 671
 672                         $rt = $wgTitle->getPrefixedURL();
 673                         if ( 0 == strcasecmp( urlencode( $lo ), $rt ) ) {
 674                                 $q = '';
 675                         } else { $q = "returnto={$rt}"; }
 676
 677                         $s .= "\n<br />" . $this->makeKnownLink( $li,
 678                           wfMsg( 'login' ), $q );
 679                 } else {
 680                         $n = $wgUser->getName();
 681                         $rt = $wgTitle->getPrefixedURL();
 682                         $tl = $this->makeKnownLink( $wgLang->getNsText(
 683                           Namespace::getTalk( Namespace::getUser() ) ) . ":{$n}",
 684                           $wgLang->getNsText( Namespace::getTalk( 0 ) ) );
 685
 686                         $tl = " ({$tl})";
 687
 688                         $s .= $this->makeKnownLink( $wgLang->getNsText(
 689                           Namespace::getUser() ) . ":{$n}", $n ) . "{$tl}<br />" .
 690                           $this->makeKnownLink( $lo, wfMsg( 'logout' ),
 691                           "returnto={$rt}" ) . ' | ' .
 692                           $this->specialLink( 'preferences' );
 693                 }
 694                 $s .= ' | ' . $this->makeKnownLink( wfMsg( 'helppage' ),
 695                   wfMsg( 'help' ) );
 696
 697                 return $s;
 698         }
 699
 700         function getSearchLink() {
 701                 $searchPage =& Title::makeTitle( NS_SPECIAL, 'Search' );
 702                 return $searchPage->getLocalURL();
 703         }
 704
 705         function escapeSearchLink() {
 706                 return htmlspecialchars( $this->getSearchLink() );
 707         }
 708
 709         function searchForm()
 710         {
 711                 global $wgRequest;
 712                 $search = $wgRequest->getText( 'search' );
 713
 714                 $s = '<form name="search" class="inline" method="post" action="'
 715                   . $this->escapeSearchLink() . "\">\n"
 716                   . '<input type="text" name="search" size="19" value="'
 717                   . htmlspecialchars(substr($search,0,256)) . "\" />\n"
 718                   . '<input type="submit" name="go" value="' . wfMsg ('go') . '" />&nbsp;'
 719                   . '<input type="submit" name="fulltext" value="' . wfMsg ('search') . "\" />\n</form>";
 720
 721                 return $s;
 722         }
 723
 724         function topLinks()
 725         {
 726                 global $wgOut;
 727                 $sep = " |\n";
 728
 729                 $s = $this->mainPageLink() . $sep
 730                   . $this->specialLink( 'recentchanges' );
 731
 732                 if ( $wgOut->isArticleRelated() ) {
 733                         $s .=  $sep . $this->editThisPage()
 734                           . $sep . $this->historyLink();
 735                 }
 736                 # Many people don't like this dropdown box
 737                 #$s .= $sep . $this->specialPagesList();
 738
 739                 return $s;
 740         }
 741
 742         function bottomLinks()
 743         {
 744                 global $wgOut, $wgUser, $wgTitle;
 745                 $sep = " |\n";
 746
 747                 $s = '';
 748                 if ( $wgOut->isArticleRelated() ) {
 749                         $s .= '<strong>' . $this->editThisPage() . '</strong>';
 750                         if ( 0 != $wgUser->getID() ) {
 751                                 $s .= $sep . $this->watchThisPage();
 752                         }
 753                         $s .= $sep . $this->talkLink()
 754                           . $sep . $this->historyLink()
 755                           . $sep . $this->whatLinksHere()
 756                           . $sep . $this->watchPageLinksLink();
 757
 758                         if ( $wgTitle->getNamespace() == Namespace::getUser()
 759                             || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser()) )
 760
 761                         {
 762                                 $id=User::idFromName($wgTitle->getText());
 763                                 $ip=User::isIP($wgTitle->getText());
 764
 765                                 if($id || $ip) { # both anons and non-anons have contri list
 766                                         $s .= $sep . $this->userContribsLink();
 767                                 }
 768                                 if ( 0 != $wgUser->getID() ) { # show only to signed in users
 769                                         if($id) {       # can only email non-anons
 770                                                 $s .= $sep . $this->emailUserLink();
 771                                         }
 772                                 }
 773                         }
 774                         if ( $wgUser->isSysop() && $wgTitle->getArticleId() ) {
 775                                 $s .= "\n<br />" . $this->deleteThisPage() .
 776                                 $sep . $this->protectThisPage() .
 777                                 $sep . $this->moveThisPage();
 778                         }
 779                         $s .= "<br />\n" . $this->otherLanguages();
 780                 }
 781                 return $s;
 782         }
 783
 784         function pageStats()
 785         {
 786                 global $wgOut, $wgLang, $wgArticle, $wgRequest;
 787                 global $wgDisableCounters, $wgMaxCredits, $wgShowCreditsIfMax;
 788
 789                 extract( $wgRequest->getValues( 'oldid', 'diff' ) );
 790                 if ( ! $wgOut->isArticle() ) { return ''; }
 791                 if ( isset( $oldid ) || isset( $diff ) ) { return ''; }
 792                 if ( 0 == $wgArticle->getID() ) { return ''; }
 793
 794                 $s = '';
 795                 if ( !$wgDisableCounters ) {
 796                         $count = $wgLang->formatNum( $wgArticle->getCount() );
 797                         if ( $count ) {
 798                                 $s = wfMsg( 'viewcount', $count );
 799                         }
 800                 }
 801
 802                 if (isset($wgMaxCredits) && $wgMaxCredits != 0) {
 803                     require_once("Credits.php");
 804                     $s .= ' ' . getCredits($wgArticle, $wgMaxCredits, $wgShowCreditsIfMax);
 805                 } else {
 806                     $s .= $this->lastModified();
 807                 }
 808
 809                 return $s . ' ' .  $this->getCopyright();
 810         }
 811
 812         function getCopyright() {
 813                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRequest;
 814
 815
 816                 $oldid = $wgRequest->getVal( 'oldid' );
 817                 $diff = $wgRequest->getVal( 'diff' );
 818
 819                 if ( !is_null( $oldid ) && is_null( $diff ) && wfMsg( 'history_copyright' ) !== '-' ) {
 820                         $msg = 'history_copyright';
 821                 } else {
 822                         $msg = 'copyright';
 823                 }
 824
 825                 $out = '';
 826                 if( $wgRightsPage ) {
 827                         $link = $this->makeKnownLink( $wgRightsPage, $wgRightsText );
 828                 } elseif( $wgRightsUrl ) {
 829                         $link = $this->makeExternalLink( $wgRightsUrl, $wgRightsText );
 830                 } else {
 831                         # Give up now
 832                         return $out;
 833                 }
 834                 $out .= wfMsg( $msg, $link );
 835                 return $out;
 836         }
 837
 838         function getCopyrightIcon() {
 839                 global $wgRightsPage, $wgRightsUrl, $wgRightsText, $wgRightsIcon;
 840                 $out = '';
 841                 if( $wgRightsIcon ) {
 842                         $icon = htmlspecialchars( $wgRightsIcon );
 843                         if( $wgRightsUrl ) {
 844                                 $url = htmlspecialchars( $wgRightsUrl );
 845                                 $out .= '<a href="'.$url.'">';
 846                         }
 847                         $text = htmlspecialchars( $wgRightsText );
 848                         $out .= "<img src=\"$icon\" alt='$text' />";
 849                         if( $wgRightsUrl ) {
 850                                 $out .= '</a>';
 851                         }
 852                 }
 853                 return $out;
 854         }
 855
 856         function getPoweredBy() {
 857                 global $wgStylePath;
 858                 $url = htmlspecialchars( "$wgStylePath/images/poweredby_mediawiki_88x31.png" );
 859                 $img = '<a href="http://www.mediawiki.org/"><img src="'.$url.'" alt="MediaWiki" /></a>';
 860                 return $img;
 861         }
 862
 863         function lastModified()
 864         {
 865                 global $wgLang, $wgArticle;
 866
 867                 $timestamp = $wgArticle->getTimestamp();
 868                 if ( $timestamp ) {
 869                         $d = $wgLang->timeanddate( $wgArticle->getTimestamp(), true );
 870                         $s = ' ' . wfMsg( 'lastmodified', $d );
 871                 } else {
 872                         $s = '';
 873                 }
 874                 return $s;
 875         }
 876
 877         function logoText( $align = '' )
 878         {
 879                 if ( '' != $align ) { $a = ' align="'.$align.'"'; }
 880                 else { $a = ''; }
 881
 882                 $mp = wfMsg( 'mainpage' );
 883                 $titleObj = Title::newFromText( $mp );
 884                 if ( is_object( $titleObj ) ) {
 885                         $url = $titleObj->escapeLocalURL();
 886                 } else {
 887                         $url = '';
 888                 }
 889
 890                 $s = '<a href="' . $url
 891                   . '"><img'.$a.' src="'
 892                   . $this->getLogo() . '" alt="' . "[{$mp}]\" /></a>";
 893                 return $s;
 894         }
 895
 896         function quickBar()
 897         {
 898                 global $wgOut, $wgTitle, $wgUser, $wgRequest, $wgLang;
 899                 global $wgDisableUploads, $wgRemoteUploads;
 900
 901                 $fname =  'Skin::quickBar';
 902                 wfProfileIn( $fname );
 903
 904                 $action = $wgRequest->getText( 'action' );
 905                 $wpPreview = $wgRequest->getBool( 'wpPreview' );
 906                 $tns=$wgTitle->getNamespace();
 907
 908                 $s = "\n<div id='quickbar'>";
 909                 $s .= "\n" . $this->logoText() . "\n<hr class='sep' />";
 910
 911                 $sep = "\n<br />";
 912                 $s .= $this->mainPageLink()
 913                   . $sep . $this->specialLink( 'recentchanges' )
 914                   . $sep . $this->specialLink( 'randompage' );
 915                 if ($wgUser->getID()) {
 916                 $s.= $sep . $this->specialLink( 'watchlist' ) ;
 917                 $s .= $sep .$this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
 918                   wfMsg( 'mycontris' ), 'target=' . wfUrlencode($wgUser->getName() ) );
 919
 920                 }
 921                 // only show watchlist link if logged in
 922                 if ( wfMsg ( 'currentevents' ) != '-' ) $s .= $sep . $this->makeKnownLink( wfMsg( 'currentevents' ), '' ) ;
 923                 $s .= "\n<br /><hr class='sep' />";
 924                 $articleExists = $wgTitle->getArticleId();
 925                 if ( $wgOut->isArticle() || $action =='edit' || $action =='history' || $wpPreview) {
 926                         if($wgOut->isArticle()) {
 927                                 $s .= '<strong>' . $this->editThisPage() . '</strong>';
 928                         } else { # backlink to the article in edit or history mode
 929                                 if($articleExists){ # no backlink if no article
 930                                         switch($tns) {
 931                                                 case 0:
 932                                                 $text = wfMsg('articlepage');
 933                                                 break;
 934                                                 case 1:
 935                                                 $text = wfMsg('viewtalkpage');
 936                                                 break;
 937                                                 case 2:
 938                                                 $text = wfMsg('userpage');
 939                                                 break;
 940                                                 case 3:
 941                                                 $text = wfMsg('viewtalkpage');
 942                                                 break;
 943                                                 case 4:
 944                                                 $text = wfMsg('wikipediapage');
 945                                                 break;
 946                                                 case 5:
 947                                                 $text = wfMsg('viewtalkpage');
 948                                                 break;
 949                                                 case 6:
 950                                                 $text = wfMsg('imagepage');
 951                                                 break;
 952                                                 case 7:
 953                                                 $text = wfMsg('viewtalkpage');
 954                                                 break;
 955                                                 default:
 956                                                 $text= wfMsg('articlepage');
 957                                         }
 958
 959                                         $link = $wgTitle->getText();
 960                                         if ($nstext = $wgLang->getNsText($tns) ) { # add namespace if necessary
 961                                                 $link = $nstext . ':' . $link ;
 962                                         }
 963
 964                                         $s .= $this->makeLink( $link, $text );
 965                                 } elseif( $wgTitle->getNamespace() != Namespace::getSpecial() ) {
 966                                         # we just throw in a "New page" text to tell the user that he's in edit mode,
 967                                         # and to avoid messing with the separator that is prepended to the next item
 968                                         $s .= '<strong>' . wfMsg('newpage') . '</strong>';
 969                                 }
 970
 971                         }
 972
 973
 974                         if( $tns%2 && $action!='edit' && !$wpPreview) {
 975                                 $s.= '<br />'.$this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg('postcomment'),'action=edit&section=new');
 976                         }
 977
 978                         /*
 979                         watching could cause problems in edit mode:
 980                         if user edits article, then loads "watch this article" in background and then saves
 981                         article with "Watch this article" checkbox disabled, the article is transparently
 982                         unwatched. Therefore we do not show the "Watch this page" link in edit mode
 983                         */
 984                         if ( 0 != $wgUser->getID() && $articleExists) {
 985                                 if($action!='edit' && $action != 'submit' )
 986                                 {
 987                                         $s .= $sep . $this->watchThisPage();
 988                                 }
 989                                 if ( $wgTitle->userCanEdit() )
 990                                         $s .= $sep . $this->moveThisPage();
 991                         }
 992                         if ( $wgUser->isSysop() and $articleExists ) {
 993                                 $s .= $sep . $this->deleteThisPage() .
 994                                 $sep . $this->protectThisPage();
 995                         }
 996                         $s .= $sep . $this->talkLink();
 997                         if ($articleExists && $action !='history') {
 998                                 $s .= $sep . $this->historyLink();
 999                         }
1000                         $s.=$sep . $this->whatLinksHere();
1001
1002                         if($wgOut->isArticleRelated()) {
1003                                 $s .= $sep . $this->watchPageLinksLink();
1004                         }
1005
1006                         if ( Namespace::getUser() == $wgTitle->getNamespace()
1007                         || $wgTitle->getNamespace() == Namespace::getTalk(Namespace::getUser())
1008                         ) {
1009
1010                                 $id=User::idFromName($wgTitle->getText());
1011                                 $ip=User::isIP($wgTitle->getText());
1012
1013                                 if($id||$ip) {
1014                                         $s .= $sep . $this->userContribsLink();
1015                                 }
1016                                 if ( 0 != $wgUser->getID() ) {
1017                                         if($id) { # can only email real users
1018                                                 $s .= $sep . $this->emailUserLink();
1019                                         }
1020                                 }
1021                         }
1022                         $s .= "\n<br /><hr class='sep' />";
1023                 }
1024
1025                 if ( 0 != $wgUser->getID() && ( !$wgDisableUploads || $wgRemoteUploads ) ) {
1026                         $s .= $this->specialLink( 'upload' ) . $sep;
1027                 }
1028                 $s .= $this->specialLink( 'specialpages' )
1029                   . $sep . $this->bugReportsLink();
1030
1031                 global $wgSiteSupportPage;
1032                 if( $wgSiteSupportPage ) {
1033                         $s .= "\n<br /><a href=\"" . htmlspecialchars( $wgSiteSupportPage ) .
1034                           '" class="internal">' . wfMsg( 'sitesupport' ) . '</a>';
1035                 }
1036
1037                 $s .= "\n<br /></div>\n";
1038                 wfProfileOut( $fname );
1039                 return $s;
1040         }
1041
1042         function specialPagesList()
1043         {
1044                 global $wgUser, $wgOut, $wgLang, $wgServer, $wgRedirectScript;
1045                 require_once('SpecialPage.php');
1046                 $a = array();
1047                 $pages = SpecialPage::getPages();
1048
1049                 foreach ( $pages[''] as $name => $page ) {
1050                         $a[$name] = $page->getDescription();
1051                 }
1052                 if ( $wgUser->isSysop() )
1053                 {
1054                         foreach ( $pages['sysop'] as $name => $page ) {
1055                                 $a[$name] = $page->getDescription();
1056                         }
1057                 }
1058                 if ( $wgUser->isDeveloper() )
1059                 {
1060                         foreach ( $pages['developer'] as $name => $page ) {
1061                                 $a[$name] = $page->getDescription() ;
1062                         }
1063                 }
1064                 $go = wfMsg( 'go' );
1065                 $sp = wfMsg( 'specialpages' );
1066                 $spp = $wgLang->specialPage( 'Specialpages' );
1067
1068                 $s = '<form id="specialpages" method="get" class="inline" ' .
1069                   'action="' . htmlspecialchars( "{$wgServer}{$wgRedirectScript}" ) . "\">\n";
1070                 $s .= "<select name=\"wpDropdown\">\n";
1071                 $s .= "<option value=\"{$spp}\">{$sp}</option>\n";
1072
1073                 foreach ( $a as $name => $desc ) {
1074                         $p = $wgLang->specialPage( $name );
1075                         $s .= "<option value=\"{$p}\">{$desc}</option>\n";
1076                 }
1077                 $s .= "</select>\n";
1078                 $s .= "<input type='submit' value=\"{$go}\" name='redirect' />\n";
1079                 $s .= "</form>\n";
1080                 return $s;
1081         }
1082
1083         function mainPageLink()
1084         {
1085                 $mp = wfMsg( 'mainpage' );
1086                 $s = $this->makeKnownLink( $mp, $mp );
1087                 return $s;
1088         }
1089
1090         function copyrightLink()
1091         {
1092                 $s = $this->makeKnownLink( wfMsg( 'copyrightpage' ),
1093                   wfMsg( 'copyrightpagename' ) );
1094                 return $s;
1095         }
1096
1097         function aboutLink()
1098         {
1099                 $s = $this->makeKnownLink( wfMsg( 'aboutpage' ),
1100                   wfMsg( 'aboutwikipedia' ) );
1101                 return $s;
1102         }
1103
1104
1105       function disclaimerLink()
1106         {
1107                 $s = $this->makeKnownLink( wfMsg( 'disclaimerpage' ),
1108                   wfMsg( 'disclaimers' ) );
1109                 return $s;
1110         }
1111
1112         function editThisPage()
1113         {
1114                 global $wgOut, $wgTitle, $wgRequest;
1115
1116                 $oldid = $wgRequest->getVal( 'oldid' );
1117                 $diff = $wgRequest->getVal( 'diff' );
1118                 $redirect = $wgRequest->getVal( 'redirect' );
1119
1120                 if ( ! $wgOut->isArticleRelated() ) {
1121                         $s = wfMsg( 'protectedpage' );
1122                 } else {
1123                         $n = $wgTitle->getPrefixedText();
1124                         if ( $wgTitle->userCanEdit() ) {
1125                                 $t = wfMsg( 'editthispage' );
1126                         } else {
1127                                 #$t = wfMsg( "protectedpage" );
1128                                 $t = wfMsg( 'viewsource' );
1129                         }
1130                         $oid = $red = '';
1131
1132                         if ( !is_null( $redirect ) ) { $red = "&redirect={$redirect}"; }
1133                         if ( $oldid && ! isset( $diff ) ) {
1134                                 $oid = "&oldid={$oldid}";
1135                         }
1136                         $s = $this->makeKnownLink( $n, $t, "action=edit{$oid}{$red}" );
1137                 }
1138                 return $s;
1139         }
1140
1141         function deleteThisPage()
1142         {
1143                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1144
1145                 $diff = $wgRequest->getVal( 'diff' );
1146                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1147                         $n = $wgTitle->getPrefixedText();
1148                         $t = wfMsg( 'deletethispage' );
1149
1150                         $s = $this->makeKnownLink( $n, $t, 'action=delete' );
1151                 } else {
1152                         $s = '';
1153                 }
1154                 return $s;
1155         }
1156
1157         function protectThisPage()
1158         {
1159                 global $wgUser, $wgOut, $wgTitle, $wgRequest;
1160
1161                 $diff = $wgRequest->getVal( 'diff' );
1162                 if ( $wgTitle->getArticleId() && ( ! $diff ) && $wgUser->isSysop() ) {
1163                         $n = $wgTitle->getPrefixedText();
1164
1165                         if ( $wgTitle->isProtected() ) {
1166                                 $t = wfMsg( 'unprotectthispage' );
1167                                 $q = 'action=unprotect';
1168                         } else {
1169                                 $t = wfMsg( 'protectthispage' );
1170                                 $q = 'action=protect';
1171                         }
1172                         $s = $this->makeKnownLink( $n, $t, $q );
1173                 } else {
1174                         $s = '';
1175                 }
1176                 return $s;
1177         }
1178
1179         function watchThisPage()
1180         {
1181                 global $wgUser, $wgOut, $wgTitle;
1182
1183                 if ( $wgOut->isArticleRelated() ) {
1184                         $n = $wgTitle->getPrefixedText();
1185
1186                         if ( $wgTitle->userIsWatching() ) {
1187                                 $t = wfMsg( 'unwatchthispage' );
1188                                 $q = 'action=unwatch';
1189                         } else {
1190                                 $t = wfMsg( 'watchthispage' );
1191                                 $q = 'action=watch';
1192                         }
1193                         $s = $this->makeKnownLink( $n, $t, $q );
1194                 } else {
1195                         $s = wfMsg( 'notanarticle' );
1196                 }
1197                 return $s;
1198         }
1199
1200         function moveThisPage()
1201         {
1202                 global $wgTitle, $wgLang;
1203
1204                 if ( $wgTitle->userCanEdit() ) {
1205                         $s = $this->makeKnownLink( $wgLang->specialPage( 'Movepage' ),
1206                           wfMsg( 'movethispage' ), 'target=' . $wgTitle->getPrefixedURL() );
1207                 } // no message if page is protected - would be redundant
1208                 return $s;
1209         }
1210
1211         function historyLink()
1212         {
1213                 global $wgTitle;
1214
1215                 $s = $this->makeKnownLink( $wgTitle->getPrefixedText(),
1216                   wfMsg( 'history' ), 'action=history' );
1217                 return $s;
1218         }
1219
1220         function whatLinksHere()
1221         {
1222                 global $wgTitle, $wgLang;
1223
1224                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Whatlinkshere' ),
1225                   wfMsg( 'whatlinkshere' ), 'target=' . $wgTitle->getPrefixedURL() );
1226                 return $s;
1227         }
1228
1229         function userContribsLink()
1230         {
1231                 global $wgTitle, $wgLang;
1232
1233                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
1234                   wfMsg( 'contributions' ), 'target=' . $wgTitle->getPartialURL() );
1235                 return $s;
1236         }
1237
1238         function emailUserLink()
1239         {
1240                 global $wgTitle, $wgLang;
1241
1242                 $s = $this->makeKnownLink( $wgLang->specialPage( 'Emailuser' ),
1243                   wfMsg( 'emailuser' ), 'target=' . $wgTitle->getPartialURL() );
1244                 return $s;
1245         }
1246
1247         function watchPageLinksLink()
1248         {
1249                 global $wgOut, $wgTitle, $wgLang;
1250
1251                 if ( ! $wgOut->isArticleRelated() ) {
1252                         $s = '(' . wfMsg( 'notanarticle' ) . ')';
1253                 } else {
1254                         $s = $this->makeKnownLink( $wgLang->specialPage(
1255                           'Recentchangeslinked' ), wfMsg( 'recentchangeslinked' ),
1256                           'target=' . $wgTitle->getPrefixedURL() );
1257                 }
1258                 return $s;
1259         }
1260
1261         function otherLanguages()
1262         {
1263                 global $wgOut, $wgLang, $wgTitle, $wgUseNewInterlanguage;
1264
1265                 $a = $wgOut->getLanguageLinks();
1266                 if ( 0 == count( $a ) ) {
1267                         if ( !$wgUseNewInterlanguage ) return '';
1268                         $ns = $wgLang->getNsIndex ( $wgTitle->getNamespace () ) ;
1269                         if ( $ns != 0 AND $ns != 1 ) return '' ;
1270                         $pn = 'Intl' ;
1271                         $x = 'mode=addlink&xt='.$wgTitle->getDBkey() ;
1272                         return $this->makeKnownLink( $wgLang->specialPage( $pn ),
1273                                   wfMsg( 'intl' ) , $x );
1274                         }
1275
1276                 if ( !$wgUseNewInterlanguage ) {
1277                         $s = wfMsg( 'otherlanguages' ) . ': ';
1278                 } else {
1279                         global $wgLanguageCode ;
1280                         $x = 'mode=zoom&xt='.$wgTitle->getDBkey() ;
1281                         $x .= '&xl='.$wgLanguageCode ;
1282                         $s =  $this->makeKnownLink( $wgLang->specialPage( 'Intl' ),
1283                                   wfMsg( 'otherlanguages' ) , $x ) . ': ' ;
1284                         }
1285
1286                 $s = wfMsg( 'otherlanguages' ) . ': ';
1287                 $first = true;
1288                 if($wgLang->isRTL()) $s .= '<span dir="LTR">';
1289                 foreach( $a as $l ) {
1290                         if ( ! $first ) { $s .= ' | '; }
1291                         $first = false;
1292
1293                         $nt = Title::newFromText( $l );
1294                         $url = $nt->getFullURL();
1295                         $text = $wgLang->getLanguageName( $nt->getInterwiki() );
1296
1297                         if ( '' == $text ) { $text = $l; }
1298                         $style = $this->getExternalLinkAttributes( $l, $text );
1299                         $s .= "<a href=\"{$url}\"{$style}>{$text}</a>";
1300                 }
1301                 if($wgLang->isRTL()) $s .= '</span>';
1302                 return $s;
1303         }
1304
1305         function bugReportsLink()
1306         {
1307                 $s = $this->makeKnownLink( wfMsg( 'bugreportspage' ),
1308                   wfMsg( 'bugreports' ) );
1309                 return $s;
1310         }
1311
1312         function dateLink()
1313         {
1314                 global $wgLinkCache;
1315                 $t1 = Title::newFromText( gmdate( 'F j' ) );
1316                 $t2 = Title::newFromText( gmdate( 'Y' ) );
1317
1318                 $wgLinkCache->suspend();
1319                 $id = $t1->getArticleID();
1320                 $wgLinkCache->resume();
1321
1322                 if ( 0 == $id ) {
1323                         $s = $this->makeBrokenLink( $t1->getText() );
1324                 } else {
1325                         $s = $this->makeKnownLink( $t1->getText() );
1326                 }
1327                 $s .= ', ';
1328
1329                 $wgLinkCache->suspend();
1330                 $id = $t2->getArticleID();
1331                 $wgLinkCache->resume();
1332
1333                 if ( 0 == $id ) {
1334                         $s .= $this->makeBrokenLink( $t2->getText() );
1335                 } else {
1336                         $s .= $this->makeKnownLink( $t2->getText() );
1337                 }
1338                 return $s;
1339         }
1340
1341         function talkLink()
1342         {
1343                 global $wgLang, $wgTitle, $wgLinkCache;
1344
1345                 $tns = $wgTitle->getNamespace();
1346                 if ( -1 == $tns ) { return ''; }
1347
1348                 $pn = $wgTitle->getText();
1349                 $tp = wfMsg( 'talkpage' );
1350                 if ( Namespace::isTalk( $tns ) ) {
1351                         $lns = Namespace::getSubject( $tns );
1352                         switch($tns) {
1353                                 case 1:
1354                                 $text = wfMsg('articlepage');
1355                                 break;
1356                                 case 3:
1357                                 $text = wfMsg('userpage');
1358                                 break;
1359                                 case 5:
1360                                 $text = wfMsg('wikipediapage');
1361                                 break;
1362                                 case 7:
1363                                 $text = wfMsg('imagepage');
1364                                 break;
1365                                 default:
1366                                 $text= wfMsg('articlepage');
1367                         }
1368                 } else {
1369
1370                         $lns = Namespace::getTalk( $tns );
1371                         $text=$tp;
1372                 }
1373                 $n = $wgLang->getNsText( $lns );
1374                 if ( '' == $n ) { $link = $pn; }
1375                 else { $link = $n.':'.$pn; }
1376
1377                 $wgLinkCache->suspend();
1378                 $s = $this->makeLink( $link, $text );
1379                 $wgLinkCache->resume();
1380
1381                 return $s;
1382         }
1383
1384         function commentLink()
1385         {
1386                 global $wgLang, $wgTitle, $wgLinkCache;
1387
1388                 $tns = $wgTitle->getNamespace();
1389                 if ( -1 == $tns ) { return ''; }
1390
1391                 $lns = ( Namespace::isTalk( $tns ) ) ? $tns : Namespace::getTalk( $tns );
1392
1393                 # assert Namespace::isTalk( $lns )
1394
1395                 $n = $wgLang->getNsText( $lns );
1396                 $pn = $wgTitle->getText();
1397
1398                 $link = $n.':'.$pn;
1399
1400                 $wgLinkCache->suspend();
1401                 $s = $this->makeKnownLink($link, wfMsg('postcomment'), 'action=edit&section=new');
1402                 $wgLinkCache->resume();
1403
1404                 return $s;
1405         }
1406
1407         # After all the page content is transformed into HTML, it makes
1408         # a final pass through here for things like table backgrounds.
1409         #
1410         function transformContent( $text )
1411         {
1412                 return $text;
1413         }
1414
1415         # Note: This function MUST call getArticleID() on the link,
1416         # otherwise the cache won't get updated properly.  See LINKCACHE.DOC.
1417         #
1418         function makeLink( $title, $text = '', $query = '', $trail = '' ) {
1419                 wfProfileIn( 'Skin::makeLink' );
1420                 $nt = Title::newFromText( $title );
1421                 if ($nt) {
1422                         $result = $this->makeLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1423                 } else {
1424                         wfDebug( 'Invalid title passed to Skin::makeLink(): "'.$title."\"\n" );
1425                         $result = $text == "" ? $title : $text;
1426                 }
1427
1428                 wfProfileOut( 'Skin::makeLink' );
1429                 return $result;
1430         }
1431
1432         function makeKnownLink( $title, $text = '', $query = '', $trail = '', $prefix = '',$aprops = '') {
1433                 $nt = Title::newFromText( $title );
1434                 if ($nt) {
1435                         return $this->makeKnownLinkObj( Title::newFromText( $title ), $text, $query, $trail, $prefix , $aprops );
1436                 } else {
1437                         wfDebug( 'Invalid title passed to Skin::makeKnownLink(): "'.$title."\"\n" );
1438                         return $text == '' ? $title : $text;
1439                 }
1440         }
1441
1442         function makeBrokenLink( $title, $text = '', $query = '', $trail = '' ) {
1443                 $nt = Title::newFromText( $title );
1444                 if ($nt) {
1445                         return $this->makeBrokenLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1446                 } else {
1447                         wfDebug( 'Invalid title passed to Skin::makeBrokenLink(): "'.$title."\"\n" );
1448                         return $text == '' ? $title : $text;
1449                 }
1450         }
1451
1452         function makeStubLink( $title, $text = '', $query = '', $trail = '' ) {
1453                 $nt = Title::newFromText( $title );
1454                 if ($nt) {
1455                         return $this->makeStubLinkObj( Title::newFromText( $title ), $text, $query, $trail );
1456                 } else {
1457                         wfDebug( 'Invalid title passed to Skin::makeStubLink(): "'.$title."\"\n" );
1458                         return $text == '' ? $title : $text;
1459                 }
1460         }
1461
1462         # Pass a title object, not a title string
1463         function makeLinkObj( &$nt, $text= '', $query = '', $trail = '', $prefix = '' )
1464         {
1465                 global $wgOut, $wgUser;
1466                 $fname = 'Skin::makeLinkObj';
1467
1468                 # Fail gracefully
1469                 if ( ! isset($nt) )
1470                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1471
1472                 if ( $nt->isExternal() ) {
1473                         $u = $nt->getFullURL();
1474                         $link = $nt->getPrefixedURL();
1475                         if ( '' == $text ) { $text = $nt->getPrefixedText(); }
1476                         $style = $this->getExternalLinkAttributes( $link, $text, 'extiw' );
1477
1478                         $inside = '';
1479                         if ( '' != $trail ) {
1480                                 if ( preg_match( '/^([a-z]+)(.*)$$/sD', $trail, $m ) ) {
1481                                         $inside = $m[1];
1482                                         $trail = $m[2];
1483                                 }
1484                         }
1485                         $retVal = "<a href=\"{$u}\"{$style}>{$text}{$inside}</a>{$trail}";
1486                 } elseif ( 0 == $nt->getNamespace() && "" == $nt->getText() ) {
1487                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1488                 } elseif ( ( -1 == $nt->getNamespace() ) ||
1489                                 ( Namespace::getImage() == $nt->getNamespace() ) ) {
1490                         $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1491                 } else {
1492                         if ( $this->postParseLinkColour() ) {
1493                                 $inside = '';
1494                                 if ( '' != $trail ) {
1495                                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1496                                                 $inside = $m[1];
1497                                                 $trail = $m[2];
1498                                         }
1499                                 }
1500
1501                                 # Allows wiki to bypass using linkcache, see OutputPage::parseLinkHolders()
1502                                 $retVal = '<!--LINK ' . implode( ' ', array( $nt->getNamespace(), $nt->getDBkey(),
1503                                         $query, $prefix . $text . $inside ) ) . "-->{$trail}";
1504                         } else {
1505                                 # Work out link colour immediately
1506                                 $aid = $nt->getArticleID() ;
1507                                 if ( 0 == $aid ) {
1508                                         $retVal = $this->makeBrokenLinkObj( $nt, $text, $query, $trail, $prefix );
1509                                 } else {
1510                                         $threshold = $wgUser->getOption('stubthreshold') ;
1511                                         if ( $threshold > 0 ) {
1512                                                 $dbr =& wfGetDB( DB_SLAVE );
1513                                                 $s = $dbr->selectRow( 'cur', array( 'LENGTH(cur_text) AS x', 'cur_namespace',
1514                                                         'cur_is_redirect' ), array( 'cur_id' => $aid ), $fname ) ;
1515                                                 if ( $s !== false ) {
1516                                                         $size = $s->x;
1517                                                         if ( $s->cur_is_redirect OR $s->cur_namespace != 0 ) {
1518                                                                 $size = $threshold*2 ; # Really big
1519                                                         }
1520                                                         $dbr->freeResult( $res );
1521                                                 } else {
1522                                                         $size = $threshold*2 ; # Really big
1523                                                 }
1524                                         } else {
1525                                                 $size = 1 ;
1526                                         }
1527                                         if ( $size < $threshold ) {
1528                                                 $retVal = $this->makeStubLinkObj( $nt, $text, $query, $trail, $prefix );
1529                                         } else {
1530                                                 $retVal = $this->makeKnownLinkObj( $nt, $text, $query, $trail, $prefix );
1531                                         }
1532                                 }
1533                         }
1534                 }
1535                 return $retVal;
1536         }
1537
1538         # Pass a title object, not a title string
1539         function makeKnownLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' , $aprops = '')
1540         {
1541                 global $wgOut, $wgTitle, $wgInputEncoding;
1542
1543                 $fname = 'Skin::makeKnownLinkObj';
1544                 wfProfileIn( $fname );
1545
1546                 if ( !is_object( $nt ) ) {
1547                         return $text;
1548                 }
1549                 $link = $nt->getPrefixedURL();
1550
1551                 if ( '' == $link ) {
1552                         $u = '';
1553                         if ( '' == $text ) {
1554                                 $text = htmlspecialchars( $nt->getFragment() );
1555                         }
1556                 } else {
1557                         $u = $nt->escapeLocalURL( $query );
1558                 }
1559                 if ( '' != $nt->getFragment() ) {
1560                         $anchor = urlencode( do_html_entity_decode( str_replace(' ', '_', $nt->getFragment()), ENT_COMPAT, $wgInputEncoding ) );
1561                         $replacearray = array(
1562                                 '%3A' => ':',
1563                                 '%' => '.'
1564                         );
1565                         $u .= '#' . str_replace(array_keys($replacearray),array_values($replacearray),$anchor);
1566                 }
1567                 if ( '' == $text ) {
1568                         $text = htmlspecialchars( $nt->getPrefixedText() );
1569                 }
1570                 $style = $this->getInternalLinkAttributesObj( $nt, $text );
1571
1572                 $inside = '';
1573                 if ( '' != $trail ) {
1574                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1575                                 $inside = $m[1];
1576                                 $trail = $m[2];
1577                         }
1578                 }
1579                 $r = "<a href=\"{$u}\"{$style}{$aprops}>{$prefix}{$text}{$inside}</a>{$trail}";
1580                 wfProfileOut( $fname );
1581                 return $r;
1582         }
1583
1584         # Pass a title object, not a title string
1585         function makeBrokenLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1586         {
1587                 global $wgOut, $wgUser;
1588
1589                 # Fail gracefully
1590                 if ( ! isset($nt) )
1591                         return "<!-- ERROR -->{$prefix}{$text}{$trail}";
1592
1593                 $fname = 'Skin::makeBrokenLinkObj';
1594                 wfProfileIn( $fname );
1595
1596                 if ( '' == $query ) {
1597                         $q = 'action=edit';
1598                 } else {
1599                         $q = 'action=edit&'.$query;
1600                 }
1601                 $u = $nt->escapeLocalURL( $q );
1602
1603                 if ( '' == $text ) {
1604                         $text = htmlspecialchars( $nt->getPrefixedText() );
1605                 }
1606                 $style = $this->getInternalLinkAttributesObj( $nt, $text, "yes" );
1607
1608                 $inside = '';
1609                 if ( '' != $trail ) {
1610                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1611                                 $inside = $m[1];
1612                                 $trail = $m[2];
1613                         }
1614                 }
1615                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1616                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1617                 } else {
1618                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>?</a>{$trail}";
1619                 }
1620
1621                 wfProfileOut( $fname );
1622                 return $s;
1623         }
1624
1625         # Pass a title object, not a title string
1626         function makeStubLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1627         {
1628                 global $wgOut, $wgUser;
1629
1630                 $link = $nt->getPrefixedURL();
1631
1632                 $u = $nt->escapeLocalURL( $query );
1633
1634                 if ( '' == $text ) {
1635                         $text = htmlspecialchars( $nt->getPrefixedText() );
1636                 }
1637                 $style = $this->getInternalLinkAttributesObj( $nt, $text, 'stub' );
1638
1639                 $inside = '';
1640                 if ( '' != $trail ) {
1641                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1642                                 $inside = $m[1];
1643                                 $trail = $m[2];
1644                         }
1645                 }
1646                 if ( $wgUser->getOption( 'highlightbroken' ) ) {
1647                         $s = "<a href=\"{$u}\"{$style}>{$prefix}{$text}{$inside}</a>{$trail}";
1648                 } else {
1649                         $s = "{$prefix}{$text}{$inside}<a href=\"{$u}\"{$style}>!</a>{$trail}";
1650                 }
1651                 return $s;
1652         }
1653
1654         function makeSelfLinkObj( &$nt, $text = '', $query = '', $trail = '', $prefix = '' )
1655         {
1656                 $u = $nt->escapeLocalURL( $query );
1657                 if ( '' == $text ) {
1658                         $text = htmlspecialchars( $nt->getPrefixedText() );
1659                 }
1660                 $inside = '';
1661                 if ( '' != $trail ) {
1662                         if ( preg_match( $this->linktrail, $trail, $m ) ) {
1663                                 $inside = $m[1];
1664                                 $trail = $m[2];
1665                         }
1666                 }
1667                 return "<strong>{$prefix}{$text}{$inside}</strong>{$trail}";
1668         }
1669
1670         /* these are used extensively in SkinPHPTal, but also some other places */
1671         /*static*/ function makeSpecialUrl( $name, $urlaction='' ) {
1672                 $title = Title::makeTitle( NS_SPECIAL, $name );
1673                 $this->checkTitle($title, $name);
1674                 return $title->getLocalURL( $urlaction );
1675         }
1676         /*static*/ function makeTalkUrl ( $name, $urlaction='' ) {
1677                 $title = Title::newFromText( $name );
1678                 $title = $title->getTalkPage();
1679                 $this->checkTitle($title, $name);
1680                 return $title->getLocalURL( $urlaction );
1681         }
1682         /*static*/ function makeArticleUrl ( $name, $urlaction='' ) {
1683                 $title = Title::newFromText( $name );
1684                 $title= $title->getSubjectPage();
1685                 $this->checkTitle($title, $name);
1686                 return $title->getLocalURL( $urlaction );
1687         }
1688         /*static*/ function makeI18nUrl ( $name, $urlaction='' ) {
1689                 $title = Title::newFromText( wfMsg($name) );
1690                 $this->checkTitle($title, $name);
1691                 return $title->getLocalURL( $urlaction );
1692         }
1693         /*static*/ function makeUrl ( $name, $urlaction='' ) {
1694                 $title = Title::newFromText( $name );
1695                 $this->checkTitle($title, $name);
1696                 return $title->getLocalURL( $urlaction );
1697         }
1698         # this can be passed the NS number as defined in Language.php
1699         /*static*/ function makeNSUrl( $name, $urlaction='', $namespace=0 ) {
1700                 $title = Title::makeTitle( $namespace, $name );
1701                 $this->checkTitle($title, $name);
1702                 return $title->getLocalURL( $urlaction );
1703         }
1704
1705         /* these return an array with the 'href' and boolean 'exists' */
1706         /*static*/ function makeUrlDetails ( $name, $urlaction='' ) {
1707                 $title = Title::newFromText( $name );
1708                 $this->checkTitle($title, $name);
1709                 return array(
1710                         'href' => $title->getLocalURL( $urlaction ),
1711                         'exists' => $title->getArticleID() != 0?true:false
1712                 );
1713         }
1714         /*static*/ function makeTalkUrlDetails ( $name, $urlaction='' ) {
1715                 $title = Title::newFromText( $name );
1716                 $title = $title->getTalkPage();
1717                 $this->checkTitle($title, $name);
1718                 return array(
1719                         'href' => $title->getLocalURL( $urlaction ),
1720                         'exists' => $title->getArticleID() != 0?true:false
1721                 );
1722         }
1723         /*static*/ function makeArticleUrlDetails ( $name, $urlaction='' ) {
1724                 $title = Title::newFromText( $name );
1725                 $title= $title->getSubjectPage();
1726                 $this->checkTitle($title, $name);
1727                 return array(
1728                         'href' => $title->getLocalURL( $urlaction ),
1729                         'exists' => $title->getArticleID() != 0?true:false
1730                 );
1731         }
1732         /*static*/ function makeI18nUrlDetails ( $name, $urlaction='' ) {
1733                 $title = Title::newFromText( wfMsg($name) );
1734                 $this->checkTitle($title, $name);
1735                 return array(
1736                         'href' => $title->getLocalURL( $urlaction ),
1737                         'exists' => $title->getArticleID() != 0?true:false
1738                 );
1739         }
1740
1741         # make sure we have some title to operate on
1742         /*static*/ function checkTitle ( &$title, &$name ) {
1743                 if(!is_object($title)) {
1744                         $title = Title::newFromText( $name );
1745                         if(!is_object($title)) {
1746                                 $title = Title::newFromText( '--error: link target missing--' );
1747                         }
1748                 }
1749         }
1750
1751         function fnamePart( $url )
1752         {
1753                 $basename = strrchr( $url, '/' );
1754                 if ( false === $basename ) {
1755                         $basename = $url;
1756                 } else {
1757                         $basename = substr( $basename, 1 );
1758                 }
1759                 return htmlspecialchars( $basename );
1760         }
1761
1762         function makeImage( $url, $alt = '' )
1763         {
1764                 global $wgOut;
1765
1766                 if ( '' == $alt ) {
1767                         $alt = $this->fnamePart( $url );
1768                 }
1769                 $s = '<img src="'.$url.'" alt="'.$alt.'" />';
1770                 return $s;
1771         }
1772
1773         function makeImageLink( $name, $url, $alt = '' ) {
1774                 $nt = Title::makeTitle( Namespace::getImage(), $name );
1775                 return $this->makeImageLinkObj( $nt, $alt );
1776         }
1777
1778         function makeImageLinkObj( $nt, $alt = '' ) {
1779                 global $wgLang, $wgUseImageResize;
1780                 $img   = Image::newFromTitle( $nt );
1781                 $url   = $img->getURL();
1782
1783                 $align = '';
1784                 $prefix = $postfix = '';
1785
1786                 if ( $wgUseImageResize ) {
1787                         # Check if the alt text is of the form "options|alt text"
1788                         # Options are:
1789                         #  * thumbnail          make a thumbnail with enlarge-icon and caption, alignment depends on lang
1790                         #  * left               no resizing, just left align. label is used for alt= only
1791                         #  * right              same, but right aligned
1792                         #  * none               same, but not aligned
1793                         #  * ___px              scale to ___ pixels width, no aligning. e.g. use in taxobox
1794                         #  * center             center the image
1795                         #  * framed             Keep original image size, no magnify-button.
1796
1797                         $part = explode( '|', $alt);
1798
1799                         $mwThumb  =& MagicWord::get( MAG_IMG_THUMBNAIL );
1800                         $mwLeft   =& MagicWord::get( MAG_IMG_LEFT );
1801                         $mwRight  =& MagicWord::get( MAG_IMG_RIGHT );
1802                         $mwNone   =& MagicWord::get( MAG_IMG_NONE );
1803                         $mwWidth  =& MagicWord::get( MAG_IMG_WIDTH );
1804                         $mwCenter =& MagicWord::get( MAG_IMG_CENTER );
1805                         $mwFramed =& MagicWord::get( MAG_IMG_FRAMED );
1806                         $alt = $part[count($part)-1];
1807
1808                         $height = $framed = $thumb = false;
1809                         $manual_thumb = "" ;
1810
1811                         foreach( $part as $key => $val ) {
1812                                 $val_parts = explode ( "=" , $val , 2 ) ;
1813                                 $left_part = array_shift ( $val_parts ) ;
1814                                 if ( ! is_null( $mwThumb->matchVariableStartToEnd($val) ) ) {
1815                                         $thumb=true;
1816                                 } elseif ( count ( $val_parts ) == 1 && ! is_null( $mwThumb->matchVariableStartToEnd($left_part) ) ) {
1817                                         # use manually specified thumbnail
1818                                         $thumb=true;
1819                                         $manual_thumb = array_shift ( $val_parts ) ;
1820                                 } elseif ( ! is_null( $mwRight->matchVariableStartToEnd($val) ) ) {
1821                                         # remember to set an alignment, don't render immediately
1822                                         $align = 'right';
1823                                 } elseif ( ! is_null( $mwLeft->matchVariableStartToEnd($val) ) ) {
1824                                         # remember to set an alignment, don't render immediately
1825                                         $align = 'left';
1826                                 } elseif ( ! is_null( $mwCenter->matchVariableStartToEnd($val) ) ) {
1827                                         # remember to set an alignment, don't render immediately
1828                                         $align = 'center';
1829                                 } elseif ( ! is_null( $mwNone->matchVariableStartToEnd($val) ) ) {
1830                                         # remember to set an alignment, don't render immediately
1831                                         $align = 'none';
1832                                 } elseif ( ! is_null( $match = $mwWidth->matchVariableStartToEnd($val) ) ) {
1833                                         # $match is the image width in pixels
1834                                         if ( preg_match( '/^([0-9]*)x([0-9]*)$/', $match, $m ) ) {
1835                                                 $width = intval( $m[1] );
1836                                                 $height = intval( $m[2] );
1837                                         } else {
1838                                                 $width = intval($match);
1839                                         }
1840                                 } elseif ( ! is_null( $mwFramed->matchVariableStartToEnd($val) ) ) {
1841                                         $framed=true;
1842                                 }
1843                         }
1844                         if ( 'center' == $align )
1845                         {
1846                                 $prefix  = '<span style="text-align: center">';
1847                                 $postfix = '</span>';
1848                                 $align   = 'none';
1849                         }
1850
1851                         if ( $thumb || $framed ) {
1852
1853                                 # Create a thumbnail. Alignment depends on language
1854                                 # writing direction, # right aligned for left-to-right-
1855                                 # languages ("Western languages"), left-aligned
1856                                 # for right-to-left-languages ("Semitic languages")
1857                                 #
1858                                 # If  thumbnail width has not been provided, it is set
1859                                 # here to 180 pixels
1860                                 if ( $align == '' ) {
1861                                         $align = $wgLang->isRTL() ? 'left' : 'right';
1862                                 }
1863                                 if ( ! isset($width) ) {
1864                                         $width = 180;
1865                                 }
1866                                 return $prefix.$this->makeThumbLinkObj( $img, $alt, $align, $width, $height, $framed, $manual_thumb ).$postfix;
1867
1868                         } elseif ( isset($width) ) {
1869
1870                                 # Create a resized image, without the additional thumbnail
1871                                 # features
1872
1873                                 if (    ( ! $height === false )
1874                                      && ( $img->getHeight() * $width / $img->getWidth() > $height ) ) {
1875                                         print "height=$height<br>\nimg->getHeight() = ".$img->getHeight()."<br>\n";
1876                                         print 'rescaling by factor '. $height / $img->getHeight() . "<br>\n";
1877                                         $width = $img->getWidth() * $height / $img->getHeight();
1878                                 }
1879                                 if ( '' == $manual_thumb ) $url = $img->createThumb( $width );
1880                         }
1881                 } # endif $wgUseImageResize
1882
1883                 if ( empty( $alt ) ) {
1884                         $alt = preg_replace( '/\.(.+?)^/', '', $img->getName() );
1885                 }
1886                 $alt = htmlspecialchars( $alt );
1887
1888                 $u = $nt->escapeLocalURL();
1889                 if ( $url == '' )
1890                 {
1891                         $s = wfMsg( 'missingimage', $img->getName() );
1892                         $s .= "<br>{$alt}<br>{$url}<br>\n";
1893                 } else {
1894                         $s = '<a href="'.$u.'" class="image" title="'.$alt.'">' .
1895                                  '<img src="'.$url.'" alt="'.$alt.'" /></a>';
1896                 }
1897                 if ( '' != $align ) {
1898                         $s = "<div class=\"float{$align}\"><span>{$s}</span></div>";
1899                 }
1900                 return str_replace("\n", ' ',$prefix.$s.$postfix);
1901         }
1902
1903         # Make HTML for a thumbnail including image, border and caption
1904         # $img is an Image object
1905         function makeThumbLinkObj( $img, $label = '', $align = 'right', $boxwidth = 180, $boxheight=false, $framed=false , $manual_thumb = "" ) {
1906                 global $wgStylePath, $wgLang;
1907                 # $image = Title::makeTitle( Namespace::getImage(), $name );
1908                 $url  = $img->getURL();
1909
1910                 #$label = htmlspecialchars( $label );
1911                 $alt = preg_replace( '/<[^>]*>/', '', $label);
1912                 $alt = htmlspecialchars( $alt );
1913
1914                 $width = $height = 0;
1915                 if ( $img->exists() )
1916                 {
1917                         $width  = $img->getWidth();
1918                         $height = $img->getHeight();
1919                 }
1920                 if ( 0 == $width || 0 == $height )
1921                 {
1922                         $width = $height = 200;
1923                 }
1924                 if ( $boxwidth == 0 )
1925                 {
1926                         $boxwidth = 200;
1927                 }
1928                 if ( $framed )
1929                 {
1930                         // Use image dimensions, don't scale
1931                         $boxwidth  = $width;
1932                         $oboxwidth = $boxwidth + 2;
1933                         $boxheight = $height;
1934                         $thumbUrl  = $url;
1935                 } else {
1936                         $h  = intval( $height/($width/$boxwidth) );
1937                         $oboxwidth = $boxwidth + 2;
1938                         if ( ( ! $boxheight === false ) &&  ( $h > $boxheight ) )
1939                         {
1940                                 $boxwidth *= $boxheight/$h;
1941                         } else {
1942                                 $boxheight = $h;
1943                         }
1944                         if ( '' == $manual_thumb ) $thumbUrl = $img->createThumb( $boxwidth );
1945                 }
1946
1947                 if ( $manual_thumb != '' ) # Use manually specified thumbnail
1948                 {
1949                         $manual_title = Title::makeTitle( Namespace::getImage(), $manual_thumb ); #new Title ( $manual_thumb ) ;
1950                         $manual_img = Image::newFromTitle( $manual_title );
1951                         $thumbUrl = $manual_img->getURL();
1952                         if ( $manual_img->exists() )
1953                         {
1954                                 $width  = $manual_img->getWidth();
1955                                 $height = $manual_img->getHeight();
1956                                 $boxwidth = $width ;
1957                                 $boxheight = $height ;
1958                                 $oboxwidth = $boxwidth + 2 ;
1959                         }
1960                 }
1961
1962                 $u = $img->getEscapeLocalURL();
1963
1964                 $more = htmlspecialchars( wfMsg( 'thumbnail-more' ) );
1965                 $magnifyalign = $wgLang->isRTL() ? 'left' : 'right';
1966                 $textalign = $wgLang->isRTL() ? ' style="text-align:right"' : '';
1967
1968                 $s = "<div class=\"thumb t{$align}\"><div style=\"width:{$oboxwidth}px;\">";
1969                 if ( $thumbUrl == '' ) {
1970                         $s .= wfMsg( 'missingimage', $img->getName() );
1971                         $zoomicon = '';
1972                 } else {
1973                         $s .= '<a href="'.$u.'" class="internal" title="'.$alt.'">'.
1974                                 '<img src="'.$thumbUrl.'" alt="'.$alt.'" ' .
1975                                 'width="'.$boxwidth.'" height="'.$boxheight.'" /></a>';
1976                         if ( $framed ) {
1977                                 $zoomicon="";
1978                         } else {
1979                                 $zoomicon =  '<div class="magnify" style="float:'.$magnifyalign.'">'.
1980                                         '<a href="'.$u.'" class="internal" title="'.$more.'">'.
1981                                         '<img src="'.$wgStylePath.'/images/magnify-clip.png" ' .
1982                                         'width="15" height="11" alt="'.$more.'" /></a></div>';
1983                         }
1984                 }
1985                 $s .= '  <div class="thumbcaption" '.$textalign.'>'.$zoomicon.$label."</div></div></div>";
1986                 return str_replace("\n", ' ', $s);
1987         }
1988
1989         function makeMediaLink( $name, $url, $alt = "" ) {
1990                 $nt = Title::makeTitle( Namespace::getMedia(), $name );
1991                 return $this->makeMediaLinkObj( $nt, $alt );
1992         }
1993
1994         function makeMediaLinkObj( $nt, $alt = "" )
1995         {
1996                 if ( ! isset( $nt ) )
1997                 {
1998                         ### HOTFIX. Instead of breaking, return empty string.
1999                         $s = $alt;
2000                 } else {
2001                         $name = $nt->getDBKey();
2002                         $url = Image::wfImageUrl( $name );
2003                         if ( empty( $alt ) ) {
2004                                 $alt = preg_replace( '/\.(.+?)^/', '', $name );
2005                         }
2006
2007                         $u = htmlspecialchars( $url );
2008                         $s = "<a href=\"{$u}\" class='internal' title=\"{$alt}\">{$alt}</a>";
2009                 }
2010                 return $s;
2011         }
2012
2013         function specialLink( $name, $key = "" )
2014         {
2015                 global $wgLang;
2016
2017                 if ( '' == $key ) { $key = strtolower( $name ); }
2018                 $pn = $wgLang->ucfirst( $name );
2019                 return $this->makeKnownLink( $wgLang->specialPage( $pn ),
2020                   wfMsg( $key ) );
2021         }
2022
2023         function makeExternalLink( $url, $text, $escape = true ) {
2024                 $style = $this->getExternalLinkAttributes( $url, $text );
2025                 $url = htmlspecialchars( $url );
2026                 if( $escape ) {
2027                         $text = htmlspecialchars( $text );
2028                 }
2029                 return '<a href="'.$url.'"'.$style.'>'.$text.'</a>';
2030         }
2031
2032         # Called by history lists and recent changes
2033         #
2034
2035         # Returns text for the start of the tabular part of RC
2036         function beginRecentChangesList()
2037         {
2038                 $this->rc_cache = array() ;
2039                 $this->rcMoveIndex = 0;
2040                 $this->rcCacheIndex = 0 ;
2041                 $this->lastdate = '';
2042                 $this->rclistOpen = false;
2043                 return '';
2044         }
2045
2046         function beginImageHistoryList()
2047         {
2048                 $s = "\n<h2>" . wfMsg( 'imghistory' ) . "</h2>\n" .
2049                   "<p>" . wfMsg( 'imghistlegend' ) . "</p>\n".'<ul class="special">';
2050                 return $s;
2051         }
2052
2053         # Returns text for the end of RC
2054         # If enhanced RC is in use, returns pretty much all the text
2055         function endRecentChangesList()
2056         {
2057                 $s = $this->recentChangesBlock() ;
2058                 if( $this->rclistOpen ) {
2059                         $s .= "</ul>\n";
2060                 }
2061                 return $s;
2062         }
2063
2064         # Enhanced RC ungrouped line
2065         function recentChangesBlockLine ( $rcObj )
2066         {
2067                 global $wgStylePath, $wgLang ;
2068
2069                 # Get rc_xxxx variables
2070                 extract( $rcObj->mAttribs ) ;
2071                 $curIdEq = 'curid='.$rc_cur_id;
2072
2073                 # Spacer image
2074                 $r = '' ;
2075
2076                 $r .= '<img src="'.$wgStylePath.'/images/Arr_.png" width="12" height="12" border="0" />' ;
2077                 $r .= '<tt>' ;
2078
2079                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2080                         $r .= '&nbsp;&nbsp;';
2081                 } else {
2082                         # M & N (minor & new)
2083                         $M = wfMsg( 'minoreditletter' );
2084                         $N = wfMsg( 'newpageletter' );
2085
2086                         if ( $rc_type == RC_NEW ) {
2087                                 $r .= $N ;
2088                         } else {
2089                                 $r .= '&nbsp;' ;
2090                         }
2091                         if ( $rc_minor ) {
2092                                 $r .= $M ;
2093                         } else {
2094                                 $r .= '&nbsp;' ;
2095                         }
2096                 }
2097
2098                 # Timestamp
2099                 $r .= ' '.$rcObj->timestamp.' ' ;
2100                 $r .= '</tt>' ;
2101
2102                 # Article link
2103                 $link = $rcObj->link ;
2104                 if ( $rcObj->watched ) $link = '<strong>'.$link.'</strong>' ;
2105                 $r .= $link ;
2106
2107                 # Diff
2108                 $r .= ' (' ;
2109                 $r .= $rcObj->difflink ;
2110                 $r .= '; ' ;
2111
2112                 # Hist
2113                 $r .= $this->makeKnownLinkObj( $rcObj->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2114
2115                 # User/talk
2116                 $r .= ') . . '.$rcObj->userlink ;
2117                 $r .= $rcObj->usertalklink ;
2118
2119                 # Comment
2120                  if ( $rc_comment != '' && $rc_type != RC_MOVE && $rc_type != RC_MOVE_OVER_REDIRECT ) {
2121                         $rc_comment=$this->formatComment($rc_comment);
2122                         $r .= $wgLang->emphasize( ' ('.$rc_comment.')' );
2123                 }
2124
2125                 $r .= "<br />\n" ;
2126                 return $r ;
2127         }
2128
2129         # Enhanced RC group
2130         function recentChangesBlockGroup ( $block )
2131         {
2132                 global $wgStylePath, $wgLang ;
2133
2134                 $r = '' ;
2135                 $M = wfMsg( 'minoreditletter' );
2136                 $N = wfMsg( 'newpageletter' );
2137
2138                 # Collate list of users
2139                 $isnew = false ;
2140                 $userlinks = array () ;
2141                 foreach ( $block AS $rcObj ) {
2142                         $oldid = $rcObj->mAttribs['rc_last_oldid'];
2143                         if ( $rcObj->mAttribs['rc_new'] ) $isnew = true ;
2144                         $u = $rcObj->userlink ;
2145                         if ( !isset ( $userlinks[$u] ) ) $userlinks[$u] = 0 ;
2146                         $userlinks[$u]++ ;
2147                 }
2148
2149                 # Sort the list and convert to text
2150                 krsort ( $userlinks ) ;
2151                 asort ( $userlinks ) ;
2152                 $users = array () ;
2153                 foreach ( $userlinks as $userlink => $count) {
2154                         $text = $userlink ;
2155                         if ( $count > 1 ) $text .= " ({$count}&times;)" ;
2156                         array_push ( $users , $text ) ;
2157                 }
2158                 $users = ' <font size="-1">['.implode('; ',$users).']</font>' ;
2159
2160                 # Arrow
2161                 $rci = 'RCI'.$this->rcCacheIndex ;
2162                 $rcl = 'RCL'.$this->rcCacheIndex ;
2163                 $rcm = 'RCM'.$this->rcCacheIndex ;
2164                 $toggleLink = "javascript:toggleVisibility('$rci','$rcm','$rcl')" ;
2165                 $arrowdir = $wgLang->isRTL() ? 'l' : 'r';
2166                 $tl  = '<span id="'.$rcm.'"><a href="'.$toggleLink.'"><img src="'.$wgStylePath.'/images/Arr_'.$arrowdir.'.png" width="12" height="12" /></a></span>' ;
2167                 $tl .= '<span id="'.$rcl.'" style="display:none"><a href="'.$toggleLink.'"><img src="'.$wgStylePath.'/images/Arr_d.png" width="12" height="12" /></a></span>' ;
2168                 $r .= $tl ;
2169
2170                 # Main line
2171                 # M/N
2172                 $r .= '<tt>' ;
2173                 if ( $isnew ) $r .= $N ;
2174                 else $r .= '&nbsp;' ;
2175                 $r .= '&nbsp;' ; # Minor
2176
2177                 # Timestamp
2178                 $r .= ' '.$block[0]->timestamp.' ' ;
2179                 $r .= '</tt>' ;
2180
2181                 # Article link
2182                 $link = $block[0]->link ;
2183                 if ( $block[0]->watched ) $link = '<strong>'.$link.'</strong>' ;
2184                 $r .= $link ;
2185
2186                 $curIdEq = 'curid=' . $block[0]->mAttribs['rc_cur_id'];
2187                 if ( $block[0]->mAttribs['rc_type'] != RC_LOG ) {
2188                         # Changes
2189                         $r .= ' ('.count($block).' ' ;
2190                         if ( $isnew ) $r .= wfMsg('changes');
2191                         else $r .= $this->makeKnownLinkObj( $block[0]->getTitle() , wfMsg('changes') ,
2192                                 $curIdEq.'&diff=0&oldid='.$oldid ) ;
2193                         $r .= '; ' ;
2194
2195                         # History
2196                         $r .= $this->makeKnownLinkObj( $block[0]->getTitle(), wfMsg( 'history' ), $curIdEq.'&action=history' );
2197                         $r .= ')' ;
2198                 }
2199
2200                 $r .= $users ;
2201                 $r .= "<br />\n" ;
2202
2203                 # Sub-entries
2204                 $r .= '<div id="'.$rci.'" style="display:none">' ;
2205                 foreach ( $block AS $rcObj ) {
2206                         # Get rc_xxxx variables
2207                         extract( $rcObj->mAttribs );
2208
2209                         $r .= '<img src="'.$wgStylePath.'/images/Arr_.png" width="12" height="12" />';
2210                         $r .= '<tt>&nbsp; &nbsp; &nbsp; &nbsp;' ;
2211                         if ( $rc_new ) $r .= $N ;
2212                         else $r .= '&nbsp;' ;
2213                         if ( $rc_minor ) $r .= $M ;
2214                         else $r .= '&nbsp;' ;
2215                         $r .= '</tt>' ;
2216
2217                         $o = '' ;
2218                         if ( $rc_last_oldid != 0 ) {
2219                                 $o = 'oldid='.$rc_last_oldid ;
2220                         }
2221                         if ( $rc_type == RC_LOG ) {
2222                                 $link = $rcObj->timestamp ;
2223                         } else {
2224                                 $link = $this->makeKnownLinkObj( $rcObj->getTitle(), $rcObj->timestamp , "{$curIdEq}&$o" ) ;
2225                         }
2226                         $link = '<tt>'.$link.'</tt>' ;
2227
2228                         $r .= $link ;
2229                         $r .= ' (' ;
2230                         $r .= $rcObj->curlink ;
2231                         $r .= '; ' ;
2232                         $r .= $rcObj->lastlink ;
2233                         $r .= ') . . '.$rcObj->userlink ;
2234                         $r .= $rcObj->usertalklink ;
2235                         if ( $rc_comment != '' ) {
2236                                 $rc_comment=$this->formatComment($rc_comment);
2237                                 $r .= $wgLang->emphasize( ' ('.$rc_comment.')' ) ;
2238                         }
2239                         $r .= "<br />\n" ;
2240                 }
2241                 $r .= "</div>\n" ;
2242
2243                 $this->rcCacheIndex++ ;
2244                 return $r ;
2245         }
2246
2247         # If enhanced RC is in use, this function takes the previously cached
2248         # RC lines, arranges them, and outputs the HTML
2249         function recentChangesBlock ()
2250         {
2251                 global $wgStylePath ;
2252                 if ( count ( $this->rc_cache ) == 0 ) return '' ;
2253                 $blockOut = '';
2254                 foreach ( $this->rc_cache AS $secureName => $block ) {
2255                         if ( count ( $block ) < 2 ) {
2256                                 $blockOut .= $this->recentChangesBlockLine ( array_shift ( $block ) ) ;
2257                         } else {
2258                                 $blockOut .= $this->recentChangesBlockGroup ( $block ) ;
2259                         }
2260                 }
2261
2262                 return '<div>'.$blockOut.'</div>' ;
2263         }
2264
2265         # Called in a loop over all displayed RC entries
2266         # Either returns the line, or caches it for later use
2267         function recentChangesLine( &$rc, $watched = false )
2268         {
2269                 global $wgUser ;
2270                 $usenew = $wgUser->getOption( 'usenewrc' );
2271                 if ( $usenew )
2272                         $line = $this->recentChangesLineNew ( $rc, $watched ) ;
2273                 else
2274                         $line = $this->recentChangesLineOld ( $rc, $watched ) ;
2275                 return $line ;
2276         }
2277
2278         function recentChangesLineOld( &$rc, $watched = false )
2279         {
2280                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds, $wgUseRCPatrol, $wgOnlySysopsCanPatrol;
2281
2282                 # Extract DB fields into local scope
2283                 extract( $rc->mAttribs );
2284                 $curIdEq = 'curid=' . $rc_cur_id;
2285
2286                 # Make date header if necessary
2287                 $date = $wgLang->date( $rc_timestamp, true);
2288                 $s = '';
2289                 if ( $date != $this->lastdate ) {
2290                         if ( '' != $this->lastdate ) { $s .= "</ul>\n"; }
2291                         $s .= "<h4>{$date}</h4>\n<ul class='special'>";
2292                         $this->lastdate = $date;
2293                         $this->rclistOpen = true;
2294                 }
2295
2296                 # If this edit has not yet been patrolled, make it stick out
2297                 $s .= ( ! $wgUseRCPatrol || $rc_patrolled ) ? '<li> ' : '<li class="not_patrolled"> ';
2298
2299                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2300                         # Diff
2301                         $s .= '(' . wfMsg( 'diff' ) . ') (';
2302                         # Hist
2303                         $s .= $this->makeKnownLinkObj( $rc->getMovedToTitle(), wfMsg( 'hist' ), 'action=history' ) .
2304                                 ') . . ';
2305
2306                         # "[[x]] moved to [[y]]"
2307                         $msg = ( $rc_type == RC_MOVE ) ? '1movedto2' : '1movedto2_redir';
2308                         $s .= wfMsg( $msg, $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2309                                 $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2310                 } else {
2311                         # Diff link
2312                         if ( $rc_type == RC_NEW || $rc_type == RC_LOG ) {
2313                                 $diffLink = wfMsg( 'diff' );
2314                         } else {
2315                                 if ( $wgUseRCPatrol && $rc_patrolled == 0 && $wgUser->getID() != 0 &&
2316                                      ( $wgUser->isSysop() || !$wgOnlySysopsCanPatrol ) )
2317                                         $rcidparam = "&rcid={$rc_id}";
2318                                 else
2319                                         $rcidparam = "";
2320                                 $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff' ),
2321                                   "{$curIdEq}&diff={$rc_this_oldid}&oldid={$rc_last_oldid}{$rcidparam}",
2322                                   '', '', ' tabindex="'.$rc->counter.'"');
2323                         }
2324                         $s .= '('.$diffLink.') (';
2325
2326                         # History link
2327                         $s .= $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'hist' ), $curIdEq.'&action=history' );
2328                         $s .= ') . . ';
2329
2330                         # M and N (minor and new)
2331                         if ( $rc_minor ) { $s .= ' <span class="minor">'.wfMsg( "minoreditletter" ).'</span>'; }
2332                         if ( $rc_type == RC_NEW ) { $s .= '<span class="newpage">'.wfMsg( "newpageletter" ).'</span>'; }
2333
2334                         # Article link
2335                         # If it's a new article, there is no diff link, but if it hasn't been
2336                         # patrolled yet, we need to give users a way to do so
2337                         if ( $wgUseRCPatrol && $rc_type == RC_NEW && $rc_patrolled == 0 &&
2338                              $wgUser->getID() != 0 && ( $wgUser->isSysop() || !$wgOnlySysopsCanPatrol ) )
2339                                 $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '', "rcid={$rc_id}" );
2340                         else
2341                                 $articleLink = $this->makeKnownLinkObj( $rc->getTitle(), '' );
2342
2343                         if ( $watched ) {
2344                                 $articleLink = '<strong>'.$articleLink.'</strong>';
2345                         }
2346                         $s .= ' '.$articleLink;
2347
2348                 }
2349
2350                 # Timestamp
2351                 $s .= '; ' . $wgLang->time( $rc_timestamp, true, $wgRCSeconds ) . ' . . ';
2352
2353                 # User link (or contributions for unregistered users)
2354                 if ( 0 == $rc_user ) {
2355                         $userLink = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
2356                         $rc_user_text, 'target=' . $rc_user_text );
2357                 } else {
2358                         $userLink = $this->makeLink( $wgLang->getNsText( NS_USER ) . ':'.$rc_user_text, $rc_user_text );
2359                 }
2360                 $s .= $userLink;
2361
2362                 # User talk link
2363                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2364                 global $wgDisableAnonTalk;
2365                 if( 0 == $rc_user && $wgDisableAnonTalk ) {
2366                         $userTalkLink = '';
2367                 } else {
2368                         $utns=$wgLang->getNsText(NS_USER_TALK);
2369                         $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2370                 }
2371                 # Block link
2372                 $blockLink='';
2373                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2374                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2375                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2376
2377                 }
2378                 if($blockLink) {
2379                         if($userTalkLink) $userTalkLink .= ' | ';
2380                         $userTalkLink .= $blockLink;
2381                 }
2382                 if($userTalkLink) $s.=' ('.$userTalkLink.')';
2383
2384                 # Add comment
2385                 if ( '' != $rc_comment && '*' != $rc_comment && $rc_type != RC_MOVE && $rc_type != RC_MOVE_OVER_REDIRECT ) {
2386                         $rc_comment=$this->formatComment($rc_comment);
2387                         $s .= $wgLang->emphasize(' (' . $rc_comment . ')');
2388                 }
2389                 $s .= "</li>\n";
2390
2391                 return $s;
2392         }
2393
2394         function recentChangesLineNew( &$baseRC, $watched = false )
2395         {
2396                 global $wgTitle, $wgLang, $wgUser, $wgRCSeconds;
2397
2398                 # Create a specialised object
2399                 $rc = RCCacheEntry::newFromParent( $baseRC ) ;
2400
2401                 # Extract fields from DB into the function scope (rc_xxxx variables)
2402                 extract( $rc->mAttribs );
2403                 $curIdEq = 'curid=' . $rc_cur_id;
2404
2405                 # If it's a new day, add the headline and flush the cache
2406                 $date = $wgLang->date( $rc_timestamp, true);
2407                 $ret = '';
2408                 if ( $date != $this->lastdate ) {
2409                         # Process current cache
2410                         $ret = $this->recentChangesBlock () ;
2411                         $this->rc_cache = array() ;
2412                         $ret .= "<h4>{$date}</h4>\n";
2413                         $this->lastdate = $date;
2414                 }
2415
2416                 # Make article link
2417                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2418                         $msg = ( $rc_type == RC_MOVE ) ? "1movedto2" : "1movedto2_redir";
2419                         $clink = wfMsg( $msg, $this->makeKnownLinkObj( $rc->getTitle(), '', 'redirect=no' ),
2420                           $this->makeKnownLinkObj( $rc->getMovedToTitle(), '' ) );
2421                 } else {
2422                         $clink = $this->makeKnownLinkObj( $rc->getTitle(), '' ) ;
2423                 }
2424
2425                 $time = $wgLang->time( $rc_timestamp, true, $wgRCSeconds );
2426                 $rc->watched = $watched ;
2427                 $rc->link = $clink ;
2428                 $rc->timestamp = $time;
2429
2430                 # Make "cur" and "diff" links
2431                 if ( ( $rc_type == RC_NEW && $rc_this_oldid == 0 ) || $rc_type == RC_LOG || $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2432                         $curLink = wfMsg( 'cur' );
2433                         $diffLink = wfMsg( 'diff' );
2434                 } else {
2435                         $query = $curIdEq.'&diff=0&oldid='.$rc_this_oldid;
2436                         $aprops = ' tabindex="'.$baseRC->counter.'"';
2437                         $curLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'cur' ), $query, '' ,'' , $aprops );
2438                         $diffLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'diff'), $query, '' ,'' , $aprops );
2439                 }
2440
2441                 # Make "last" link
2442                 $titleObj = $rc->getTitle();
2443                 if ( $rc_last_oldid == 0 || $rc_type == RC_LOG || $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2444                         $lastLink = wfMsg( 'last' );
2445                 } else {
2446                         $lastLink = $this->makeKnownLinkObj( $rc->getTitle(), wfMsg( 'last' ),
2447                           $curIdEq.'&diff='.$rc_this_oldid.'&oldid='.$rc_last_oldid );
2448                 }
2449
2450                 # Make user link (or user contributions for unregistered users)
2451                 if ( $rc_user == 0 ) {
2452                         $userLink = $this->makeKnownLink( $wgLang->specialPage( 'Contributions' ),
2453                         $rc_user_text, 'target=' . $rc_user_text );
2454                 } else {
2455                         $userLink = $this->makeLink( $wgLang->getNsText(
2456                           Namespace::getUser() ) . ':'.$rc_user_text, $rc_user_text );
2457                 }
2458
2459                 $rc->userlink = $userLink;
2460                 $rc->lastlink = $lastLink;
2461                 $rc->curlink  = $curLink;
2462                 $rc->difflink = $diffLink;
2463
2464                 # Make user talk link
2465                 $utns=$wgLang->getNsText(NS_USER_TALK);
2466                 $talkname=$wgLang->getNsText(NS_TALK); # use the shorter name
2467                 $userTalkLink= $this->makeLink($utns . ':'.$rc_user_text, $talkname );
2468
2469                 global $wgDisableAnonTalk;
2470                 if ( ( 0 == $rc_user ) && $wgUser->isSysop() ) {
2471                         $blockLink = $this->makeKnownLink( $wgLang->specialPage(
2472                           'Blockip' ), wfMsg( 'blocklink' ), 'ip='.$rc_user_text );
2473                         if( $wgDisableAnonTalk )
2474                                 $rc->usertalklink = ' ('.$blockLink.')';
2475                         else
2476                                 $rc->usertalklink = ' ('.$userTalkLink.' | '.$blockLink.')';
2477                 } else {
2478                         if( $wgDisableAnonTalk && ($rc_user == 0) )
2479                                 $rc->usertalklink = '';
2480                         else
2481                                 $rc->usertalklink = ' ('.$userTalkLink.')';
2482                 }
2483
2484                 # Put accumulated information into the cache, for later display
2485                 # Page moves go on their own line
2486                 $title = $rc->getTitle();
2487                 $secureName = $title->getPrefixedDBkey();
2488                 if ( $rc_type == RC_MOVE || $rc_type == RC_MOVE_OVER_REDIRECT ) {
2489                         # Use an @ character to prevent collision with page names
2490                         $this->rc_cache['@@' . ($this->rcMoveIndex++)] = array($rc);
2491                 } else {
2492                         if ( !isset ( $this->rc_cache[$secureName] ) ) $this->rc_cache[$secureName] = array() ;
2493                         array_push ( $this->rc_cache[$secureName] , $rc ) ;
2494                 }
2495                 return $ret;
2496         }
2497
2498         function endImageHistoryList()
2499         {
2500                 $s = "</ul>\n";
2501                 return $s;
2502         }
2503
2504         /* This function is called by all recent changes variants, by the page history,
2505            and by the user contributions list. It is responsible for formatting edit
2506            comments. It escapes any HTML in the comment, but adds some CSS to format
2507            auto-generated comments (from section editing) and formats [[wikilinks]].
2508            Main author: Erik Möller (moeller@scireview.de)
2509         */
2510         function formatComment($comment)
2511         {
2512                 global $wgLang;
2513                 $comment = htmlspecialchars( $comment );
2514
2515                 # The pattern for autogen comments is / * foo * /, which makes for
2516                 # some nasty regex.
2517                 # We look for all comments, match any text before and after the comment,
2518                 # add a separator where needed and format the comment itself with CSS
2519                 while (preg_match('/(.*)\/\*\s*(.*?)\s*\*\/(.*)/', $comment,$match)) {
2520                         $pre=$match[1];
2521                         $auto=$match[2];
2522                         $post=$match[3];
2523                         $sep='-';
2524                         if($pre) { $auto = $sep.' '.$auto; }
2525                         if($post) { $auto .= ' '.$sep; }
2526                         $auto='<span class="autocomment">'.$auto.'</span>';
2527                         $comment=$pre.$auto.$post;
2528                 }
2529
2530                 # format regular and media links - all other wiki formatting
2531                 # is ignored
2532                 $medians = $wgLang->getNsText(Namespace::getMedia()).':';
2533                 while(preg_match('/\[\[(.*?)(\|(.*?))*\]\](.*)$/',$comment,$match)) {
2534                         # Handle link renaming [[foo|text]] will show link as "text"
2535                         if( "" != $match[3] ) {
2536                                 $text = $match[3];
2537                         } else {
2538                                 $text = $match[1];
2539                         }
2540                         if( preg_match( '/^' . $medians . '(.*)$/i', $match[1], $submatch ) ) {
2541                                 # Media link; trail not supported.
2542                                 $linkRegexp = '/\[\[(.*?)\]\]/';
2543                                 $thelink = $this->makeMediaLink( $submatch[1], "", $text );
2544                         } else {
2545                                 # Other kind of link
2546                                 if( preg_match( wfMsg( "linktrail" ), $match[4], $submatch ) ) {
2547                                         $trail = $submatch[1];
2548                                 } else {
2549                                         $trail = "";
2550                                 }
2551                                 $linkRegexp = '/\[\[(.*?)\]\]' . preg_quote( $trail, '/' ) . '/';
2552                                 if ($match[1][0] == ':')
2553                                         $match[1] = substr($match[1], 1);
2554                                 $thelink = $this->makeLink( $match[1], $text, "", $trail );
2555                         }
2556                         $comment = preg_replace( $linkRegexp, $thelink, $comment, 1 );
2557                 }
2558                 return $comment;
2559         }
2560
2561         function imageHistoryLine( $iscur, $timestamp, $img, $user, $usertext, $size, $description )
2562         {
2563                 global $wgUser, $wgLang, $wgTitle;
2564
2565                 $datetime = $wgLang->timeanddate( $timestamp, true );
2566                 $del = wfMsg( 'deleteimg' );
2567                 $delall = wfMsg( 'deleteimgcompletely' );
2568                 $cur = wfMsg( 'cur' );
2569
2570                 if ( $iscur ) {
2571                         $url = Image::wfImageUrl( $img );
2572                         $rlink = $cur;
2573                         if ( $wgUser->isSysop() ) {
2574                                 $link = $wgTitle->escapeLocalURL( 'image=' . $wgTitle->getPartialURL() .
2575                                   '&action=delete' );
2576                                 $style = $this->getInternalLinkAttributes( $link, $delall );
2577
2578                                 $dlink = '<a href="'.$link.'"'.$style.'>'.$delall.'</a>';
2579                         } else {
2580                                 $dlink = $del;
2581                         }
2582                 } else {
2583                         $url = htmlspecialchars( wfImageArchiveUrl( $img ) );
2584                         if( $wgUser->getID() != 0 && $wgTitle->userCanEdit() ) {
2585                                 $rlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2586                                            wfMsg( 'revertimg' ), 'action=revert&oldimage=' .
2587                                            urlencode( $img ) );
2588                                 $dlink = $this->makeKnownLink( $wgTitle->getPrefixedText(),
2589                                            $del, 'action=delete&oldimage=' . urlencode( $img ) );
2590                         } else {
2591                                 # Having live active links for non-logged in users
2592                                 # means that bots and spiders crawling our site can
2593                                 # inadvertently change content. Baaaad idea.
2594                                 $rlink = wfMsg( 'revertimg' );
2595                                 $dlink = $del;
2596                         }
2597                 }
2598                 if ( 0 == $user ) {
2599                         $userlink = $usertext;
2600                 } else {
2601                         $userlink = $this->makeLink( $wgLang->getNsText( Namespace::getUser() ) .
2602                                        ':'.$usertext, $usertext );
2603                 }
2604                 $nbytes = wfMsg( 'nbytes', $size );
2605                 $style = $this->getInternalLinkAttributes( $url, $datetime );
2606
2607                 $s = "<li> ({$dlink}) ({$rlink}) <a href=\"{$url}\"{$style}>{$datetime}</a>"
2608                   . " . . {$userlink} ({$nbytes})";
2609
2610                 if ( '' != $description && '*' != $description ) {
2611                         $sk=$wgUser->getSkin();
2612                         $s .= $wgLang->emphasize(' (' . $sk->formatComment($description) . ')');
2613                 }
2614                 $s .= "</li>\n";
2615                 return $s;
2616         }
2617
2618         function tocIndent($level) {
2619                 return str_repeat( '<div class="tocindent">'."\n", $level>0 ? $level : 0 );
2620         }
2621
2622         function tocUnindent($level) {
2623                 return str_repeat( "</div>\n", $level>0 ? $level : 0 );
2624         }
2625
2626         # parameter level defines if we are on an indentation level
2627         function tocLine( $anchor, $tocline, $level ) {
2628                 $link = '<a href="#'.$anchor.'">'.$tocline.'</a><br />';
2629                 if($level) {
2630                         return $link."\n";
2631                 } else {
2632                         return '<div class="tocline">'.$link."</div>\n";
2633                 }
2634
2635         }
2636
2637         function tocTable($toc) {
2638                 # note to CSS fanatics: putting this in a div does not work -- div won't auto-expand
2639                 # try min-width & co when somebody gets a chance
2640                 $hideline = ' <script type="text/javascript">showTocToggle("' . addslashes( wfMsg('showtoc') ) . '","' . addslashes( wfMsg('hidetoc') ) . '")</script>';
2641                 return
2642                 '<table border="0" id="toc"><tr id="toctitle"><td align="center">'."\n".
2643                 '<b>'.wfMsg('toc').'</b>' .
2644                 $hideline .
2645                 '</td></tr><tr id="tocinside"><td>'."\n".
2646                 $toc."</td></tr></table>\n";
2647         }
2648
2649         # These two do not check for permissions: check $wgTitle->userCanEdit before calling them
2650         function editSectionScript( $section, $head ) {
2651                 global $wgTitle, $wgRequest;
2652                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2653                         return $head;
2654                 }
2655                 $url = $wgTitle->escapeLocalURL( 'action=edit&section='.$section );
2656                 return '<span oncontextmenu=\'document.location="'.$url.'";return false;\'>'.$head.'</span>';
2657         }
2658
2659         function editSectionLink( $section ) {
2660                 global $wgRequest;
2661                 global $wgTitle, $wgUser, $wgLang;
2662
2663                 if( $wgRequest->getInt( 'oldid' ) && ( $wgRequest->getVal( 'diff' ) != '0' ) ) {
2664                         # Section edit links would be out of sync on an old page.
2665                         # But, if we're diffing to the current page, they'll be
2666                         # correct.
2667                         return '';
2668                 }
2669
2670                 $editurl = '&section='.$section;
2671                 $url = $this->makeKnownLink($wgTitle->getPrefixedText(),wfMsg('editsection'),'action=edit'.$editurl);
2672
2673                 if( $wgLang->isRTL() ) {
2674                         $farside = 'left';
2675                         $nearside = 'right';
2676                 } else {
2677                         $farside = 'right';
2678                         $nearside = 'left';
2679                 }
2680                 return "<div class=\"editsection\" style=\"float:$farside;margin-$nearside:5px;\">[".$url."]</div>";
2681
2682         }
2683
2684         // This function is called by EditPage.php and shows a bulletin board style
2685         // toolbar for common editing functions. It can be disabled in the user preferences.
2686         // The necsesary JavaScript code can be found in style/wikibits.js.
2687         function getEditToolbar() {
2688                 global $wgStylePath, $wgLang, $wgMimeType;
2689
2690                 // toolarray an array of arrays which each include the filename of
2691                 // the button image (without path), the opening tag, the closing tag,
2692                 // and optionally a sample text that is inserted between the two when no
2693                 // selection is highlighted.
2694                 // The tip text is shown when the user moves the mouse over the button.
2695
2696                 // Already here are accesskeys (key), which are not used yet until someone
2697                 // can figure out a way to make them work in IE. However, we should make
2698                 // sure these keys are not defined on the edit page.
2699                 $toolarray=array(
2700                         array(  'image'=>'button_bold.png',
2701                                 'open'=>"\'\'\'",
2702                                 'close'=>"\'\'\'",
2703                                 'sample'=>wfMsg('bold_sample'),
2704                                 'tip'=>wfMsg('bold_tip'),
2705                                 'key'=>'B'
2706                                 ),
2707                         array(  "image"=>"button_italic.png",
2708                                 "open"=>"\'\'",
2709                                 "close"=>"\'\'",
2710                                 "sample"=>wfMsg("italic_sample"),
2711                                 "tip"=>wfMsg("italic_tip"),
2712                                 "key"=>"I"
2713                                 ),
2714                         array(  "image"=>"button_link.png",
2715                                 "open"=>"[[",
2716                                 "close"=>"]]",
2717                                 "sample"=>wfMsg("link_sample"),
2718                                 "tip"=>wfMsg("link_tip"),
2719                                 "key"=>"L"
2720                                 ),
2721                         array(  "image"=>"button_extlink.png",
2722                                 "open"=>"[",
2723                                 "close"=>"]",
2724                                 "sample"=>wfMsg("extlink_sample"),
2725                                 "tip"=>wfMsg("extlink_tip"),
2726                                 "key"=>"X"
2727                                 ),
2728                         array(  "image"=>"button_headline.png",
2729                                 "open"=>"\\n== ",
2730                                 "close"=>" ==\\n",
2731                                 "sample"=>wfMsg("headline_sample"),
2732                                 "tip"=>wfMsg("headline_tip"),
2733                                 "key"=>"H"
2734                                 ),
2735                         array(  "image"=>"button_image.png",
2736                                 "open"=>"[[".$wgLang->getNsText(NS_IMAGE).":",
2737                                 "close"=>"]]",
2738                                 "sample"=>wfMsg("image_sample"),
2739                                 "tip"=>wfMsg("image_tip"),
2740                                 "key"=>"D"
2741                                 ),
2742                         array(  "image"=>"button_media.png",
2743                                 "open"=>"[[".$wgLang->getNsText(NS_MEDIA).":",
2744                                 "close"=>"]]",
2745                                 "sample"=>wfMsg("media_sample"),
2746                                 "tip"=>wfMsg("media_tip"),
2747                                 "key"=>"M"
2748                                 ),
2749                         array(  "image"=>"button_math.png",
2750                                 "open"=>"\\<math\\>",
2751                                 "close"=>"\\</math\\>",
2752                                 "sample"=>wfMsg("math_sample"),
2753                                 "tip"=>wfMsg("math_tip"),
2754                                 "key"=>"C"
2755                                 ),
2756                         array(  "image"=>"button_nowiki.png",
2757                                 "open"=>"\\<nowiki\\>",
2758                                 "close"=>"\\</nowiki\\>",
2759                                 "sample"=>wfMsg("nowiki_sample"),
2760                                 "tip"=>wfMsg("nowiki_tip"),
2761                                 "key"=>"N"
2762                                 ),
2763                         array(  "image"=>"button_sig.png",
2764                                 "open"=>"--~~~~",
2765                                 "close"=>"",
2766                                 "sample"=>"",
2767                                 "tip"=>wfMsg("sig_tip"),
2768                                 "key"=>"Y"
2769                                 ),
2770                         array(  "image"=>"button_hr.png",
2771                                 "open"=>"\\n----\\n",
2772                                 "close"=>"",
2773                                 "sample"=>"",
2774                                 "tip"=>wfMsg("hr_tip"),
2775                                 "key"=>"R"
2776                                 )
2777                 );
2778                 $toolbar ="<script type='text/javascript'>\n/*<![CDATA[*/\n";
2779
2780                 $toolbar.="document.writeln(\"<div id='toolbar'>\");\n";
2781                 foreach($toolarray as $tool) {
2782
2783                         $image=$wgStylePath.'/images/'.$tool['image'];
2784                         $open=$tool['open'];
2785                         $close=$tool['close'];
2786                         $sample = addslashes( $tool['sample'] );
2787
2788                         // Note that we use the tip both for the ALT tag and the TITLE tag of the image.
2789                         // Older browsers show a "speedtip" type message only for ALT.
2790                         // Ideally these should be different, realistically they
2791                         // probably don't need to be.
2792                         $tip = addslashes( $tool['tip'] );
2793
2794                         #$key = $tool["key"];
2795
2796                         $toolbar.="addButton('$image','$tip','$open','$close','$sample');\n";
2797                 }
2798
2799                 $toolbar.="addInfobox('" . addslashes( wfMsg( "infobox" ) ) . "','" . addslashes(wfMsg("infobox_alert")) . "');\n";
2800                 $toolbar.="document.writeln(\"</div>\");\n";
2801
2802                 $toolbar.="/*]]>*/\n</script>";
2803                 return $toolbar;
2804         }
2805
2806         /* public */ function suppressUrlExpansion() {
2807                 return false;
2808         }
2809 }
2810
2811 }
2812 ?>