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