includes/Skin.php

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