(bug 32827) "[Regression] Block log for IP ranges not shown on Special:Block"
[lhc/web/wiklou.git] / includes / ImagePage.php
index e370700..b41e126 100644 (file)
@@ -1,26 +1,52 @@
 <?php
-
-if( !defined( 'MEDIAWIKI' ) )
-       die( 1 );
-
 /**
- * Special handling for image description pages
+ * Class for viewing MediaWiki file description pages
  *
  * @ingroup Media
  */
 class ImagePage extends Article {
 
-       /* private */ var $img;  // Image object
-       /* private */ var $displayImg;
-       /* private */ var $repo;
-       /* private */ var $fileLoaded;
+       /**
+        * @var File
+        */
+       private $displayImg;
+       /**
+        * @var FileRepo
+        */
+       private $repo;
+       private $fileLoaded;
+
        var $mExtraDescription = false;
-       var $dupes;
 
-       function __construct( $title ) {
-               parent::__construct( $title );
-               $this->dupes = null;
-               $this->repo = null;
+       /**
+        * @param $title Title
+        * @return WikiFilePage
+        */
+       protected function newPage( Title $title ) {
+               // Overload mPage with a file-specific page
+               return new WikiFilePage( $title );
+       }
+
+       /**
+        * Constructor from a page id
+        * @param $id Int article ID to load
+        * @returnImagePage|null
+        */
+       public static function newFromID( $id ) {
+               $t = Title::newFromID( $id );
+               # @todo FIXME: Doesn't inherit right
+               return $t == null ? null : new self( $t );
+               # return $t == null ? null : new static( $t ); // PHP 5.3
+       }
+
+       /**
+        * @param $file File:
+        * @return void
+        */
+       public function setFile( $file ) {
+               $this->mPage->setFile( $file );
+               $this->displayImg = $file;
+               $this->fileLoaded = true;
        }
 
        protected function loadFile() {
@@ -29,234 +55,192 @@ class ImagePage extends Article {
                }
                $this->fileLoaded = true;
 
-               $this->displayImg = $this->img = false;
-               wfRunHooks( 'ImagePageFindFile', array( $this, &$this->img, &$this->displayImg ) );
-               if ( !$this->img ) {
-                       $this->img = wfFindFile( $this->mTitle );
-                       if ( !$this->img ) {
-                               $this->img = wfLocalFile( $this->mTitle );
+               $this->displayImg = $img = false;
+               wfRunHooks( 'ImagePageFindFile', array( $this, &$img, &$this->displayImg ) );
+               if ( !$img ) { // not set by hook?
+                       $img = wfFindFile( $this->getTitle() );
+                       if ( !$img ) {
+                               $img = wfLocalFile( $this->getTitle() );
                        }
                }
-               if ( !$this->displayImg ) {
-                       $this->displayImg = $this->img;
+               $this->mPage->setFile( $img );
+               if ( !$this->displayImg ) { // not set by hook?
+                       $this->displayImg = $img;
                }
-               $this->repo = $this->img->getRepo();
+               $this->repo = $img->getRepo();
        }
 
        /**
         * Handler for action=render
         * Include body text only; none of the image extras
         */
-       function render() {
+       public function render() {
                global $wgOut;
                $wgOut->setArticleBodyOnly( true );
                parent::view();
        }
 
-       function view() {
+       public function view() {
                global $wgOut, $wgShowEXIF, $wgRequest, $wgUser;
+
+               $diff = $wgRequest->getVal( 'diff' );
+               $diffOnly = $wgRequest->getBool( 'diffonly', $wgUser->getOption( 'diffonly' ) );
+
+               if ( $this->getTitle()->getNamespace() != NS_FILE || ( isset( $diff ) && $diffOnly ) ) {
+                       return parent::view();
+               }
+
                $this->loadFile();
 
-               if ( $this->mTitle->getNamespace() == NS_IMAGE && $this->img->getRedirected() ) {
-                       if ( $this->mTitle->getDBkey() == $this->img->getName() ) {
+               if ( $this->getTitle()->getNamespace() == NS_FILE && $this->mPage->getFile()->getRedirected() ) {
+                       if ( $this->getTitle()->getDBkey() == $this->mPage->getFile()->getName() || isset( $diff ) ) {
                                // mTitle is the same as the redirect target so ask Article
                                // to perform the redirect for us.
-                               return Article::view();
+                               $wgRequest->setVal( 'diffonly', 'true' );
+                               return parent::view();
                        } else {
-                               // mTitle is not the same as the redirect target so it is 
+                               // mTitle is not the same as the redirect target so it is
                                // probably the redirect page itself. Fake the redirect symbol
-                               $wgOut->setPageTitle( $this->mTitle->getPrefixedText() );
-                               $wgOut->addHTML( $this->viewRedirect( Title::makeTitle( NS_IMAGE, $this->img->getName() ),
+                               $wgOut->setPageTitle( $this->getTitle()->getPrefixedText() );
+                               $wgOut->addHTML( $this->viewRedirect( Title::makeTitle( NS_FILE, $this->mPage->getFile()->getName() ),
                                        /* $appendSubtitle */ true, /* $forceKnown */ true ) );
-                               $this->viewUpdates();
+                               $this->mPage->doViewUpdates( $this->getContext()->getUser() );
                                return;
                        }
                }
 
-               $diff = $wgRequest->getVal( 'diff' );
-               $diffOnly = $wgRequest->getBool( 'diffonly', $wgUser->getOption( 'diffonly' ) );
-
-               if ( $this->mTitle->getNamespace() != NS_IMAGE || ( isset( $diff ) && $diffOnly ) )
-                       return Article::view();
-
                if ( $wgShowEXIF && $this->displayImg->exists() ) {
-                       // FIXME: bad interface, see note on MediaHandler::formatMetadata().
+                       // @todo FIXME: Bad interface, see note on MediaHandler::formatMetadata().
                        $formattedMetadata = $this->displayImg->formatMetadata();
                        $showmeta = $formattedMetadata !== false;
                } else {
                        $showmeta = false;
                }
 
-               if ( $this->displayImg->exists() )
-                       $wgOut->addHTML( $this->showTOC($showmeta) );
+               if ( !$diff && $this->displayImg->exists() ) {
+                       $wgOut->addHTML( $this->showTOC( $showmeta ) );
+               }
 
-               $this->openShowImage();
+               if ( !$diff ) {
+                       $this->openShowImage();
+               }
 
                # No need to display noarticletext, we use our own message, output in openShowImage()
-               if ( $this->getID() ) {
-                       Article::view();
+               if ( $this->mPage->getID() ) {
+                       # NS_FILE is in the user language, but this section (the actual wikitext)
+                       # should be in page content language
+                       $pageLang = $this->getTitle()->getPageLanguage();
+                       $wgOut->addHTML( Xml::openElement( 'div', array( 'id' => 'mw-imagepage-content',
+                               'lang' => $pageLang->getCode(), 'dir' => $pageLang->getDir(),
+                               'class' => 'mw-content-'.$pageLang->getDir() ) ) );
+                       parent::view();
+                       $wgOut->addHTML( Xml::closeElement( 'div' ) );
                } else {
                        # Just need to set the right headers
                        $wgOut->setArticleFlag( true );
-                       $wgOut->setRobotPolicy( 'noindex,nofollow' );
-                       $wgOut->setPageTitle( $this->mTitle->getPrefixedText() );
-                       $this->viewUpdates();
+                       $wgOut->setPageTitle( $this->getTitle()->getPrefixedText() );
+                       $this->mPage->doViewUpdates( $this->getContext()->getUser() );
                }
 
                # Show shared description, if needed
                if ( $this->mExtraDescription ) {
-                       $fol = wfMsgNoTrans( 'shareddescriptionfollows' );
-                       if( $fol != '-' && !wfEmptyMsg( 'shareddescriptionfollows', $fol ) ) {
-                               $wgOut->addWikiText( $fol );
+                       $fol = wfMessage( 'shareddescriptionfollows' );
+                       if ( !$fol->isDisabled() ) {
+                               $wgOut->addWikiText( $fol->plain() );
                        }
-                       $wgOut->addHTML( '<div id="shared-image-desc">' . $this->mExtraDescription . '</div>' );
-               } else {
-                       $this->checkSharedConflict();
+                       $wgOut->addHTML( '<div id="shared-image-desc">' . $this->mExtraDescription . "</div>\n" );
                }
 
                $this->closeShowImage();
                $this->imageHistory();
                // TODO: Cleanup the following
-               
+
                $wgOut->addHTML( Xml::element( 'h2',
                        array( 'id' => 'filelinks' ),
                        wfMsg( 'imagelinks' ) ) . "\n" );
                $this->imageDupes();
-               // TODO: We may want to find local images redirecting to a foreign 
-               // file: "The following local files redirect to this file"
-               if ( $this->img->isLocal() ) {
-                       $this->imageRedirects();
-               }
+               # @todo FIXME: For some freaky reason, we can't redirect to foreign images.
+               # Yet we return metadata about the target. Definitely an issue in the FileRepo
                $this->imageLinks();
 
+               # Allow extensions to add something after the image links
+               $html = '';
+               wfRunHooks( 'ImagePageAfterImageLinks', array( $this, &$html ) );
+               if ( $html ) {
+                       $wgOut->addHTML( $html );
+               }
+
                if ( $showmeta ) {
-                       global $wgStylePath, $wgStyleVersion;
-                       $expand = htmlspecialchars( wfEscapeJsString( wfMsg( 'metadata-expand' ) ) );
-                       $collapse = htmlspecialchars( wfEscapeJsString( wfMsg( 'metadata-collapse' ) ) );
-                       $wgOut->addHTML( Xml::element( 'h2', array( 'id' => 'metadata' ), wfMsg( 'metadata' ) ). "\n" );
+                       $wgOut->addHTML( Xml::element( 'h2', array( 'id' => 'metadata' ), wfMsg( 'metadata' ) ) . "\n" );
                        $wgOut->addWikiText( $this->makeMetadataTable( $formattedMetadata ) );
-                       $wgOut->addScriptFile( 'metadata.js' );
-                       $wgOut->addHTML(
-                               "<script type=\"text/javascript\">attachMetadataToggle('mw_metadata', '$expand', '$collapse');</script>\n" );
-               }
-       }
-       
-       public function getRedirectTarget() {
-               $this->loadFile();
-               if ( $this->img->isLocal() ) {
-                       return parent::getRedirectTarget();
-               }
-               // Foreign image page
-               $from = $this->img->getRedirected();
-               $to = $this->img->getName();
-               if ( $from == $to ) {
-                       return null; 
+                       $wgOut->addModules( array( 'mediawiki.action.view.metadata' ) );
                }
-               return $this->mRedirectTarget = Title::makeTitle( NS_IMAGE, $to );
-       }
-       public function followRedirect() {
-               $this->loadFile();
-               if ( $this->img->isLocal() ) {
-                       return parent::followRedirect();
-               }
-               $from = $this->img->getRedirected();
-               $to = $this->img->getName();
-               if ( $from == $to ) {
-                       return false; 
+
+               // Add remote Filepage.css
+               if( !$this->repo->isLocal() ) {
+                       $css = $this->repo->getDescriptionStylesheetUrl();
+                       if ( $css ) {
+                               $wgOut->addStyle( $css );
+                       }
                }
-               return Title::makeTitle( NS_IMAGE, $to );       
-       }
-       public function isRedirect( $text = false ) {
-               $this->loadFile();
-               if ( $this->img->isLocal() )
-                       return parent::isRedirect( $text );
-                       
-               return (bool)$this->img->getRedirected();
-       }
-       
-       public function isLocal() {
-               $this->loadFile();
-               return $this->img->isLocal();
-       }
-       
-       public function getFile() {
-               $this->loadFile();
-               return $this->img;
+               // always show the local local Filepage.css, bug 29277
+               $wgOut->addModuleStyles( 'filepage' );
        }
-       
+
+       /**
+        * @return File
+        */
        public function getDisplayedFile() {
                $this->loadFile();
                return $this->displayImg;
        }
-       
-       public function getDuplicates() {
-               $this->loadFile();
-               if ( !is_null($this->dupes) ) {
-                       return $this->dupes;
-               }
-               if ( !( $hash = $this->img->getSha1() ) ) {
-                       return $this->dupes = array();
-               }
-               $dupes = RepoGroup::singleton()->findBySha1( $hash );
-               // Remove duplicates with self and non matching file sizes
-               $self = $this->img->getRepoName().':'.$this->img->getName();
-               $size = $this->img->getSize();
-               foreach ( $dupes as $index => $file ) {
-                       $key = $file->getRepoName().':'.$file->getName();
-                       if ( $key == $self )
-                               unset( $dupes[$index] );
-                       if ( $file->getSize() != $size )
-                               unset( $dupes[$index] );
-               }
-               return $this->dupes = $dupes;
-               
-       }
-       
 
        /**
         * Create the TOC
         *
-        * @access private
-        *
-        * @param bool $metadata Whether or not to show the metadata link
-        * @return string
+        * @param $metadata Boolean: whether or not to show the metadata link
+        * @return String
         */
-       function showTOC( $metadata ) {
-               global $wgLang;
-               $r = '<ul id="filetoc">
-                       <li><a href="#file">' . $wgLang->getNsText( NS_IMAGE ) . '</a></li>
-                       <li><a href="#filehistory">' . wfMsgHtml( 'filehist' ) . '</a></li>
-                       <li><a href="#filelinks">' . wfMsgHtml( 'imagelinks' ) . '</a></li>' .
-                       ($metadata ? ' <li><a href="#metadata">' . wfMsgHtml( 'metadata' ) . '</a></li>' : '') . '
-               </ul>';
-               return $r;
+       protected function showTOC( $metadata ) {
+               $r = array(
+                       '<li><a href="#file">' . wfMsgHtml( 'file-anchor-link' ) . '</a></li>',
+                       '<li><a href="#filehistory">' . wfMsgHtml( 'filehist' ) . '</a></li>',
+                       '<li><a href="#filelinks">' . wfMsgHtml( 'imagelinks' ) . '</a></li>',
+               );
+               if ( $metadata ) {
+                       $r[] = '<li><a href="#metadata">' . wfMsgHtml( 'metadata' ) . '</a></li>';
+               }
+
+               wfRunHooks( 'ImagePageShowTOC', array( $this, &$r ) );
+
+               return '<ul id="filetoc">' . implode( "\n", $r ) . '</ul>';
        }
 
        /**
         * Make a table with metadata to be shown in the output page.
         *
-        * FIXME: bad interface, see note on MediaHandler::formatMetadata().
+        * @todo FIXME: Bad interface, see note on MediaHandler::formatMetadata().
         *
-        * @access private
-        *
-        * @param array $exif The array containing the EXIF data
-        * @return string
+        * @param $metadata Array: the array containing the EXIF data
+        * @return String The metadata table. This is treated as Wikitext (!)
         */
-       function makeMetadataTable( $metadata ) {
-               $r = wfMsg( 'metadata-help' ) . "\n\n";
-               $r .= "{| id=mw_metadata class=mw_metadata\n";
+       protected function makeMetadataTable( $metadata ) {
+               $r = "<div class=\"mw-imagepage-section-metadata\">";
+               $r .= wfMsgNoTrans( 'metadata-help' );
+               $r .= "<table id=\"mw_metadata\" class=\"mw_metadata\">\n";
                foreach ( $metadata as $type => $stuff ) {
                        foreach ( $stuff as $v ) {
+                               # @todo FIXME: Why is this using escapeId for a class?!
                                $class = Sanitizer::escapeId( $v['id'] );
-                               if( $type == 'collapsed' ) {
+                               if ( $type == 'collapsed' ) {
                                        $class .= ' collapsable';
                                }
-                               $r .= "|- class=\"$class\"\n";
-                               $r .= "!| {$v['name']}\n";
-                               $r .= "|| {$v['value']}\n";
+                               $r .= "<tr class=\"$class\">\n";
+                               $r .= "<th>{$v['name']}</th>\n";
+                               $r .= "<td>{$v['value']}</td>\n</tr>";
                        }
                }
-               $r .= '|}';
+               $r .= "</table>\n</div>\n";
                return $r;
        }
 
@@ -265,29 +249,29 @@ class ImagePage extends Article {
         *
         * Omit noarticletext if sharedupload; text will be fetched from the
         * shared upload server if possible.
+        * @return string
         */
-       function getContent() {
+       public function getContent() {
                $this->loadFile();
-               if( $this->img && !$this->img->isLocal() && 0 == $this->getID() ) {
+               if ( $this->mPage->getFile() && !$this->mPage->getFile()->isLocal() && 0 == $this->getID() ) {
                        return '';
                }
-               return Article::getContent();
+               return parent::getContent();
        }
 
-       function openShowImage() {
-               global $wgOut, $wgUser, $wgImageLimits, $wgRequest, $wgLang, $wgContLang;
+       protected function openShowImage() {
+               global $wgOut, $wgUser, $wgImageLimits, $wgRequest,
+                       $wgLang, $wgEnableUploads, $wgSend404Code;
 
                $this->loadFile();
 
-               $full_url  = $this->displayImg->getURL();
-               $linkAttribs = false;
-               $sizeSel = intval( $wgUser->getOption( 'imagesize') );
-               if( !isset( $wgImageLimits[$sizeSel] ) ) {
+               $sizeSel = intval( $wgUser->getOption( 'imagesize' ) );
+               if ( !isset( $wgImageLimits[$sizeSel] ) ) {
                        $sizeSel = User::getDefaultOption( 'imagesize' );
 
                        // The user offset might still be incorrect, specially if
                        // $wgImageLimits got changed (see bug #8858).
-                       if( !isset( $wgImageLimits[$sizeSel] ) ) {
+                       if ( !isset( $wgImageLimits[$sizeSel] ) ) {
                                // Default to the first offset in $wgImageLimits
                                $sizeSel = 0;
                        }
@@ -295,8 +279,7 @@ class ImagePage extends Article {
                $max = $wgImageLimits[$sizeSel];
                $maxWidth = $max[0];
                $maxHeight = $max[1];
-               $sk = $wgUser->getSkin();
-               $dirmark = $wgContLang->getDirMark();
+               $dirmark = $wgLang->getDirMark();
 
                if ( $this->displayImg->exists() ) {
                        # image
@@ -307,61 +290,71 @@ class ImagePage extends Article {
                        } else {
                                $params = array( 'page' => $page );
                        }
-                       $width_orig = $this->displayImg->getWidth();
+                       $width_orig = $this->displayImg->getWidth( $page );
                        $width = $width_orig;
-                       $height_orig = $this->displayImg->getHeight();
+                       $height_orig = $this->displayImg->getHeight( $page );
                        $height = $height_orig;
-                       $mime = $this->displayImg->getMimeType();
-                       $showLink = false;
-                       $linkAttribs = array( 'href' => $full_url );
-                       $longDesc = $this->displayImg->getLongDesc();
 
-                       wfRunHooks( 'ImageOpenShowImageInlineBefore', array( &$this , &$wgOut ) )       ;
+                       $longDesc = wfMsg( 'parentheses', $this->displayImg->getLongDesc() );
+
+                       wfRunHooks( 'ImageOpenShowImageInlineBefore', array( &$this, &$wgOut ) );
 
                        if ( $this->displayImg->allowInlineDisplay() ) {
                                # image
 
                                # "Download high res version" link below the image
-                               #$msgsize = wfMsgHtml('file-info-size', $width_orig, $height_orig, $sk->formatSize( $this->displayImg->getSize() ), $mime );
+                               # $msgsize = wfMsgHtml( 'file-info-size', $width_orig, $height_orig, Linker::formatSize( $this->displayImg->getSize() ), $mime );
                                # We'll show a thumbnail of this image
                                if ( $width > $maxWidth || $height > $maxHeight ) {
                                        # Calculate the thumbnail size.
                                        # First case, the limiting factor is the width, not the height.
                                        if ( $width / $height >= $maxWidth / $maxHeight ) {
-                                               $height = round( $height * $maxWidth / $width);
+                                               $height = round( $height * $maxWidth / $width );
                                                $width = $maxWidth;
                                                # Note that $height <= $maxHeight now.
                                        } else {
-                                               $newwidth = floor( $width * $maxHeight / $height);
+                                               $newwidth = floor( $width * $maxHeight / $height );
                                                $height = round( $height * $newwidth / $width );
                                                $width = $newwidth;
                                                # Note that $height <= $maxHeight now, but might not be identical
                                                # because of rounding.
                                        }
                                        $msgbig  = wfMsgHtml( 'show-big-image' );
-                                       $msgsmall = wfMsgExt( 'show-big-image-thumb', 'parseinline',
-                                               $wgLang->formatNum( $width ),
-                                               $wgLang->formatNum( $height )
-                                       );
+                                       $otherSizes = array();
+                                       foreach ( $wgImageLimits as $size ) {
+                                               if ( $size[0] < $width_orig && $size[1] < $height_orig &&
+                                                               $size[0] != $width && $size[1] != $height ) {
+                                                       $otherSizes[] = $this->makeSizeLink( $params, $size[0], $size[1] );
+                                               }
+                                       }
+                                       $msgsmall = wfMessage( 'show-big-image-preview' )->
+                                               rawParams( $this->makeSizeLink( $params, $width, $height ) )->
+                                               parse();
+                                       if ( count( $otherSizes ) && $this->displayImg->getRepo()->canTransformVia404() ) {
+                                               $msgsmall .= ' ' .
+                                               Html::rawElement( 'span', array( 'class' => 'mw-filepage-other-resolutions' ),
+                                                       wfMessage( 'show-big-image-other' )->rawParams( $wgLang->pipeList( $otherSizes ) )->
+                                                       params( count( $otherSizes ) )->parse()
+                                               );
+                                       }
+                               } elseif ( $width == 0 && $height == 0 ){
+                                       # Some sort of audio file that doesn't have dimensions
+                                       # Don't output a no hi res message for such a file
+                                       $msgsmall = '';
                                } else {
                                        # Image is small enough to show full size on image page
-                                       $msgbig = htmlspecialchars( $this->displayImg->getName() );
-                                       $msgsmall = wfMsgExt( 'file-nohires', array( 'parseinline' ) );
+                                       $msgsmall = wfMessage( 'file-nohires' )->parse();
                                }
 
                                $params['width'] = $width;
+                               $params['height'] = $height;
                                $thumbnail = $this->displayImg->transform( $params );
 
-                               $anchorclose = "<br />";
-                               if( $this->displayImg->mustRender() ) {
-                                       $showLink = true;
-                               } else {
-                                       $anchorclose .=
-                                               $msgsmall .
-                                               '<br />' . Xml::tags( 'a', $linkAttribs,  $msgbig ) . "$dirmark " . $longDesc;
-                               }
+                               $showLink = true;
+                               $anchorclose = Html::rawElement( 'div', array( 'class' => 'mw-filepage-resolutioninfo' ), $msgsmall );
 
-                               if ( $this->displayImg->isMultipage() ) {
+                               $isMulti = $this->displayImg->isMultipage() && $this->displayImg->pageCount() > 1;
+                               if ( $isMulti ) {
                                        $wgOut->addHTML( '<table class="multipageimage"><tr><td>' );
                                }
 
@@ -372,16 +365,22 @@ class ImagePage extends Article {
                                        );
                                        $wgOut->addHTML( '<div class="fullImageLink" id="file">' .
                                                $thumbnail->toHtml( $options ) .
-                                               $anchorclose . '</div>' );
+                                               $anchorclose . "</div>\n" );
                                }
 
-                               if ( $this->displayImg->isMultipage() ) {
+                               if ( $isMulti ) {
                                        $count = $this->displayImg->pageCount();
 
                                        if ( $page > 1 ) {
                                                $label = $wgOut->parse( wfMsg( 'imgmultipageprev' ), false );
-                                               $link = $sk->makeKnownLinkObj( $this->mTitle, $label, 'page='. ($page-1) );
-                                               $thumb1 = $sk->makeThumbLinkObj( $this->mTitle, $this->displayImg, $link, $label, 'none',
+                                               $link = Linker::link(
+                                                       $this->getTitle(),
+                                                       $label,
+                                                       array(),
+                                                       array( 'page' => $page - 1 ),
+                                                       array( 'known', 'noclasses' )
+                                               );
+                                               $thumb1 = Linker::makeThumbLinkObj( $this->getTitle(), $this->displayImg, $link, $label, 'none',
                                                        array( 'page' => $page - 1 ) );
                                        } else {
                                                $thumb1 = '';
@@ -389,8 +388,14 @@ class ImagePage extends Article {
 
                                        if ( $page < $count ) {
                                                $label = wfMsg( 'imgmultipagenext' );
-                                               $link = $sk->makeKnownLinkObj( $this->mTitle, $label, 'page='. ($page+1) );
-                                               $thumb2 = $sk->makeThumbLinkObj( $this->mTitle, $this->displayImg, $link, $label, 'none',
+                                               $link = Linker::link(
+                                                       $this->getTitle(),
+                                                       $label,
+                                                       array(),
+                                                       array( 'page' => $page + 1 ),
+                                                       array( 'known', 'noclasses' )
+                                               );
+                                               $thumb2 = Linker::makeThumbLinkObj( $this->getTitle(), $this->displayImg, $link, $label, 'none',
                                                        array( 'page' => $page + 1 ) );
                                        } else {
                                                $thumb2 = '';
@@ -403,10 +408,9 @@ class ImagePage extends Article {
                                                'action' => $wgScript,
                                                'onchange' => 'document.pageselector.submit();',
                                        );
-
-                                       $option = array();
-                                       for ( $i=1; $i <= $count; $i++ ) {
-                                               $options[] = Xml::option( $wgLang->formatNum($i), $i, $i == $page );
+                                       $options = array();
+                                       for ( $i = 1; $i <= $count; $i++ ) {
+                                               $options[] = Xml::option( $wgLang->formatNum( $i ), $i, $i == $page );
                                        }
                                        $select = Xml::tags( 'select',
                                                array( 'id' => 'pageselector', 'name' => 'page' ),
@@ -415,314 +419,385 @@ class ImagePage extends Article {
                                        $wgOut->addHTML(
                                                '</td><td><div class="multipageimagenavbox">' .
                                                Xml::openElement( 'form', $formParams ) .
-                                               Xml::hidden( 'title', $this->getTitle()->getPrefixedDbKey() ) .
+                                               Html::hidden( 'title', $this->getTitle()->getPrefixedDBkey() ) .
                                                wfMsgExt( 'imgmultigoto', array( 'parseinline', 'replaceafter' ), $select ) .
                                                Xml::submitButton( wfMsg( 'imgmultigo' ) ) .
                                                Xml::closeElement( 'form' ) .
-                                               "<hr />$thumb1\n$thumb2<br clear=\"all\" /></div></td></tr></table>"
+                                               "<hr />$thumb1\n$thumb2<br style=\"clear: both\" /></div></td></tr></table>"
                                        );
                                }
                        } else {
-                               #if direct link is allowed but it's not a renderable image, show an icon.
+                               # if direct link is allowed but it's not a renderable image, show an icon.
                                if ( $this->displayImg->isSafeFile() ) {
-                                       $icon= $this->displayImg->iconThumb();
+                                       $icon = $this->displayImg->iconThumb();
 
                                        $wgOut->addHTML( '<div class="fullImageLink" id="file">' .
-                                       $icon->toHtml( array( 'desc-link' => true ) ) .
-                                       '</div>' );
+                                               $icon->toHtml( array( 'file-link' => true ) ) .
+                                               "</div>\n" );
                                }
 
                                $showLink = true;
                        }
 
-
-                       if ($showLink) {
+                       if ( $showLink ) {
                                $filename = wfEscapeWikiText( $this->displayImg->getName() );
+                               $linktext = $filename;
+                               if ( isset( $msgbig ) ) {
+                                       $linktext = wfEscapeWikiText( $msgbig );
+                               }
+                               $medialink = "[[Media:$filename|$linktext]]";
 
                                if ( !$this->displayImg->isSafeFile() ) {
                                        $warning = wfMsgNoTrans( 'mediawarning' );
                                        $wgOut->addWikiText( <<<EOT
-<div class="fullMedia">
-<span class="dangerousLink">[[Media:$filename|$filename]]</span>$dirmark
-<span class="fileInfo"> $longDesc</span>
-</div>
-
+<div class="fullMedia"><span class="dangerousLink">{$medialink}</span>$dirmark <span class="fileInfo">$longDesc</span></div>
 <div class="mediaWarning">$warning</div>
 EOT
                                                );
                                } else {
                                        $wgOut->addWikiText( <<<EOT
-<div class="fullMedia">
-[[Media:$filename|$filename]]$dirmark <span class="fileInfo"> $longDesc</span>
+<div class="fullMedia">{$medialink}{$dirmark} <span class="fileInfo">$longDesc</span>
 </div>
 EOT
-                                               );
+                                       );
                                }
                        }
 
-                       if( !$this->displayImg->isLocal() ) {
+                       if ( !$this->displayImg->isLocal() ) {
                                $this->printSharedImageText();
                        }
                } else {
                        # Image does not exist
+                       if ( !$this->getID() ) {
+                               # No article exists either
+                               # Show deletion log to be consistent with normal articles
+                               LogEventsList::showLogExtract(
+                                       $wgOut,
+                                       array( 'delete', 'move' ),
+                                       $this->getTitle()->getPrefixedText(),
+                                       '',
+                                       array(  'lim' => 10,
+                                               'conds' => array( "log_action != 'revision'" ),
+                                               'showIfEmpty' => false,
+                                               'msgKey' => array( 'moveddeleted-notice' )
+                                       )
+                               );
+                       }
 
-                       $title = SpecialPage::getTitleFor( 'Upload' );
-                       $link = $sk->makeKnownLinkObj($title, wfMsgHtml('noimage-linktext'),
-                               'wpDestFile=' . urlencode( $this->displayImg->getName() ) );
-                       $wgOut->addHTML( wfMsgWikiHtml( 'noimage', $link ) );
+                       if ( $wgEnableUploads && $wgUser->isAllowed( 'upload' ) ) {
+                               // Only show an upload link if the user can upload
+                               $uploadTitle = SpecialPage::getTitleFor( 'Upload' );
+                               $nofile = array(
+                                       'filepage-nofile-link',
+                                       $uploadTitle->getFullURL( array( 'wpDestFile' => $this->mPage->getFile()->getName() ) )
+                               );
+                       } else {
+                               $nofile = 'filepage-nofile';
+                       }
+                       // Note, if there is an image description page, but
+                       // no image, then this setRobotPolicy is overriden
+                       // by Article::View().
+                       $wgOut->setRobotPolicy( 'noindex,nofollow' );
+                       $wgOut->wrapWikiMsg( "<div id='mw-imagepage-nofile' class='plainlinks'>\n$1\n</div>", $nofile );
+                       if ( !$this->getID() && $wgSend404Code ) {
+                               // If there is no image, no shared image, and no description page,
+                               // output a 404, to be consistent with articles.
+                               $wgRequest->response()->header( 'HTTP/1.1 404 Not Found' );
+                       }
                }
+               $wgOut->setFileVersion( $this->displayImg );
        }
 
        /**
-        * Show a notice that the file is from a shared repository
+        * Creates an thumbnail of specified size and returns an HTML link to it
+        * @param $params array Scaler parameters
+        * @param $width int
+        * @param $height int
+        * @return string
         */
-       function printSharedImageText() {
-               global $wgOut, $wgUser;
-
-               $this->loadFile();
-
-               $descUrl = $this->img->getDescriptionUrl();
-               $descText = $this->img->getDescriptionText();
-               $s = "<div class='sharedUploadNotice'>" . wfMsgWikiHtml( 'sharedupload' );
-               if ( $descUrl ) {
-                       $sk = $wgUser->getSkin();
-                       $link = $sk->makeExternalLink( $descUrl, wfMsg( 'shareduploadwiki-linktext' ) );
-                       $msg = ( $descText ) ? 'shareduploadwiki-desc' : 'shareduploadwiki';
-                       $msg = wfMsgExt( $msg, array( 'parseinline', 'replaceafter' ), $link );
-                       if ( $msg != '-' ) {
-                               # Show message only if not voided by local sysops
-                               $s .= $msg;
-                       }
-               }
-               $s .= "</div>";
-               $wgOut->addHTML( $s );
-
-               if ( $descText ) {
-                       $this->mExtraDescription = $descText;
+       private function makeSizeLink( $params, $width, $height ) {
+               $params['width'] = $width;
+               $params['height'] = $height;
+               $thumbnail = $this->displayImg->transform( $params );
+               if ( $thumbnail && !$thumbnail->isError() ) {
+                       return Html::rawElement( 'a', array(
+                               'href' => $thumbnail->getUrl(),
+                               'class' => 'mw-thumbnail-link'
+                               ), wfMessage( 'show-big-image-size' )->numParams(
+                                       $thumbnail->getWidth(), $thumbnail->getHeight()
+                               )->parse() );
+               } else {
+                       return '';
                }
        }
 
-       /*
-        * Check for files with the same name on the foreign repos.
+       /**
+        * Show a notice that the file is from a shared repository
         */
-       function checkSharedConflict() {
-               global $wgOut, $wgUser;
-               
-               $repoGroup = RepoGroup::singleton();
-               if( !$repoGroup->hasForeignRepos() ) {
-                       return;
-               }
-               
+       protected function printSharedImageText() {
+               global $wgOut;
+
                $this->loadFile();
-               if( !$this->img->isLocal() ) {
-                       return;
+
+               $descUrl = $this->mPage->getFile()->getDescriptionUrl();
+               $descText = $this->mPage->getFile()->getDescriptionText();
+
+               /* Add canonical to head if there is no local page for this shared file */
+               if( $descUrl && $this->mPage->getID() == 0 ) {
+                       $wgOut->addLink( array( 'rel' => 'canonical', 'href' => $descUrl ) );
                }
 
-               $this->dupFile = null;
-               $repoGroup->forEachForeignRepo( array( $this, 'checkSharedConflictCallback' ) );
-               
-               if( !$this->dupFile )
-                       return;
-               $dupfile = $this->dupFile;
-               $same = (
-                       ($this->img->getSha1() == $dupfile->getSha1()) &&
-                       ($this->img->getSize() == $dupfile->getSize())
-               );
+               $wrap = "<div class=\"sharedUploadNotice\">\n$1\n</div>\n";
+               $repo = $this->mPage->getFile()->getRepo()->getDisplayName();
 
-               $sk = $wgUser->getSkin();
-               $descUrl = $dupfile->getDescriptionUrl();
-               if( $same ) {
-                       $link = $sk->makeExternalLink( $descUrl, wfMsg( 'shareduploadduplicate-linktext' ) );
-                       $wgOut->addHTML( '<div id="shared-image-dup">' . wfMsgWikiHtml( 'shareduploadduplicate', $link ) . '</div>' );
+               if ( $descUrl && $descText && wfMsgNoTrans( 'sharedupload-desc-here' ) !== '-'  ) {
+                       $wgOut->wrapWikiMsg( $wrap, array( 'sharedupload-desc-here', $repo, $descUrl ) );
+               } elseif ( $descUrl && wfMsgNoTrans( 'sharedupload-desc-there' ) !== '-' ) {
+                       $wgOut->wrapWikiMsg( $wrap, array( 'sharedupload-desc-there', $repo, $descUrl ) );
                } else {
-                       $link = $sk->makeExternalLink( $descUrl, wfMsg( 'shareduploadconflict-linktext' ) );
-                       $wgOut->addHTML( '<div id="shared-image-conflict">' . wfMsgWikiHtml( 'shareduploadconflict', $link ) . '</div>' );
+                       $wgOut->wrapWikiMsg( $wrap, array( 'sharedupload', $repo ), ''/*BACKCOMPAT*/ );
                }
-       }
 
-       function checkSharedConflictCallback( $repo ) {
-               $this->loadFile();
-               $dupfile = $repo->newFile( $this->img->getTitle() );
-               if( $dupfile && $dupfile->exists() ) {
-                       $this->dupFile = $dupfile;
-                       return $dupfile->exists();
+               if ( $descText ) {
+                       $this->mExtraDescription = $descText;
                }
-               return false;
        }
 
-       function getUploadUrl() {
+       public function getUploadUrl() {
                $this->loadFile();
                $uploadTitle = SpecialPage::getTitleFor( 'Upload' );
-               return $uploadTitle->getFullUrl( 'wpDestFile=' . urlencode( $this->img->getName() ) );
+               return $uploadTitle->getFullURL( array(
+                       'wpDestFile' => $this->mPage->getFile()->getName(),
+                       'wpForReUpload' => 1
+                ) );
        }
 
        /**
         * Print out the various links at the bottom of the image page, e.g. reupload,
         * external editing (and instructions link) etc.
         */
-       function uploadLinksBox() {
-               global $wgUser, $wgOut;
+       protected function uploadLinksBox() {
+               global $wgUser, $wgOut, $wgEnableUploads, $wgUseExternalEditor;
 
-               $this->loadFile();
-               if( !$this->img->isLocal() )
+               if ( !$wgEnableUploads ) {
                        return;
+               }
 
-               $sk = $wgUser->getSkin();
+               $this->loadFile();
+               if ( !$this->mPage->getFile()->isLocal() ) {
+                       return;
+               }
 
-               $wgOut->addHtml( '<br /><ul>' );
+               $wgOut->addHTML( "<br /><ul>\n" );
 
                # "Upload a new version of this file" link
-               if( UploadForm::userCanReUpload($wgUser,$this->img->name) ) {
-                       $ulink = $sk->makeExternalLink( $this->getUploadUrl(), wfMsg( 'uploadnewversion-linktext' ) );
-                       $wgOut->addHtml( "<li><div class='plainlinks'>{$ulink}</div></li>" );
+               if ( UploadBase::userCanReUpload( $wgUser, $this->mPage->getFile()->name ) ) {
+                       $ulink = Linker::makeExternalLink( $this->getUploadUrl(), wfMsg( 'uploadnewversion-linktext' ) );
+                       $wgOut->addHTML( "<li id=\"mw-imagepage-reupload-link\"><div class=\"plainlinks\">{$ulink}</div></li>\n" );
                }
 
-               # Link to Special:FileDuplicateSearch
-               $dupeLink = $sk->makeKnownLinkObj( SpecialPage::getTitleFor( 'FileDuplicateSearch', $this->mTitle->getDBkey() ), wfMsgHtml( 'imagepage-searchdupe' ) );
-               $wgOut->addHtml( "<li>{$dupeLink}</li>" );
-
                # External editing link
-               $elink = $sk->makeKnownLinkObj( $this->mTitle, wfMsgHtml( 'edit-externally' ), 'action=edit&externaledit=true&mode=file' );
-               $wgOut->addHtml( '<li>' . $elink . '<div>' . wfMsgWikiHtml( 'edit-externally-help' ) . '</div></li>' );
+               if ( $wgUseExternalEditor ) {
+                       $elink = Linker::link(
+                               $this->getTitle(),
+                               wfMsgHtml( 'edit-externally' ),
+                               array(),
+                               array(
+                                       'action' => 'edit',
+                                       'externaledit' => 'true',
+                                       'mode' => 'file'
+                               ),
+                               array( 'known', 'noclasses' )
+                       );
+                       $wgOut->addHTML(
+                               '<li id="mw-imagepage-edit-external">' . $elink . ' <small>' .
+                               wfMsgExt( 'edit-externally-help', array( 'parseinline' ) ) .
+                               "</small></li>\n"
+                       );
+               }
 
-               $wgOut->addHtml( '</ul>' );
+               $wgOut->addHTML( "</ul>\n" );
        }
 
-       function closeShowImage()
-       {
-               # For overloading
-
-       }
+       protected function closeShowImage() { } # For overloading
 
        /**
         * If the page we've just displayed is in the "Image" namespace,
         * we follow it with an upload history of the image and its usage.
         */
-       function imageHistory() {
-               global $wgOut, $wgUseExternalEditor;
+       protected function imageHistory() {
+               global $wgOut;
 
                $this->loadFile();
-               if ( $this->img->exists() ) {
-                       $list = new ImageHistoryList( $this );
-                       $file = $this->img;
-                       $s = $list->beginImageHistoryList();
-                       $s .= $list->imageHistoryLine( true, $file );
-                       // old image versions
-                       $hist = $this->img->getHistory();
-                       foreach( $hist as $file ) {
-                               $s .= $list->imageHistoryLine( false, $file );
-                       }
-                       $s .= $list->endImageHistoryList();
-               } else { $s=''; }
-               $wgOut->addHTML( $s );
+               $pager = new ImageHistoryPseudoPager( $this );
+               $wgOut->addHTML( $pager->getBody() );
+               $wgOut->preventClickjacking( $pager->getPreventClickjacking() );
 
-               $this->img->resetHistory(); // free db resources
+               $this->mPage->getFile()->resetHistory(); // free db resources
 
                # Exist check because we don't want to show this on pages where an image
                # doesn't exist along with the noimage message, that would suck. -ævar
-               if( $wgUseExternalEditor && $this->img->exists() ) {
+               if ( $this->mPage->getFile()->exists() ) {
                        $this->uploadLinksBox();
                }
-
        }
 
-       function imageLinks() {
-               global $wgUser, $wgOut, $wgLang;
-
-               $limit = 100;
-
+       /**
+        * @param $target
+        * @param $limit
+        * @return ResultWrapper
+        */
+       protected function queryImageLinks( $target, $limit ) {
                $dbr = wfGetDB( DB_SLAVE );
 
-               $res = $dbr->select(
+               return $dbr->select(
                        array( 'imagelinks', 'page' ),
-                       array( 'page_namespace', 'page_title' ),
-                       array( 'il_to' => $this->mTitle->getDBkey(), 'il_from = page_id' ),
+                       array( 'page_namespace', 'page_title', 'page_is_redirect', 'il_to' ),
+                       array( 'il_to' => $target, 'il_from = page_id' ),
                        __METHOD__,
-                       array( 'LIMIT' => $limit + 1)   
+                       array( 'LIMIT' => $limit + 1, 'ORDER BY' => 'il_from', )
                );
-               $count = $dbr->numRows( $res );
+       }
+
+       protected function imageLinks() {
+               global $wgOut, $wgLang;
+
+               $limit = 100;
+
+               $res = $this->queryImageLinks( $this->getTitle()->getDbKey(), $limit + 1);
+               $rows = array();
+               $redirects = array();
+               foreach ( $res as $row ) {
+                       if ( $row->page_is_redirect ) {
+                               $redirects[$row->page_title] = array();
+                       }
+                       $rows[] = $row;
+               }
+               $count = count( $rows );
+
+               $hasMore = $count > $limit;
+               if ( !$hasMore && count( $redirects ) ) {
+                       $res = $this->queryImageLinks( array_keys( $redirects ),
+                               $limit - count( $rows ) + 1 );
+                       foreach ( $res as $row ) {
+                               $redirects[$row->il_to][] = $row;
+                               $count++;
+                       }
+                       $hasMore = ( $res->numRows() + count( $rows ) ) > $limit;
+               }
+
                if ( $count == 0 ) {
-                       $wgOut->addHTML( "<div id='mw-imagepage-nolinkstoimage'>\n" );
-                       $wgOut->addWikiMsg( 'nolinkstoimage' );
-                       $wgOut->addHTML( "</div>\n" );
+                       $wgOut->wrapWikiMsg(
+                               Html::rawElement( 'div',
+                                       array( 'id' => 'mw-imagepage-nolinkstoimage' ), "\n$1\n" ),
+                               'nolinkstoimage'
+                       );
                        return;
                }
-               
+
                $wgOut->addHTML( "<div id='mw-imagepage-section-linkstoimage'>\n" );
-               if ( $count <= $limit - 1 ) {
+               if ( !$hasMore ) {
                        $wgOut->addWikiMsg( 'linkstoimage', $count );
                } else {
                        // More links than the limit. Add a link to [[Special:Whatlinkshere]]
                        $wgOut->addWikiMsg( 'linkstoimage-more',
                                $wgLang->formatNum( $limit ),
-                               $this->mTitle->getPrefixedDBkey()
+                               $this->getTitle()->getPrefixedDBkey()
                        );
                }
 
-               $wgOut->addHTML( "<ul class='mw-imagepage-linkstoimage'>\n" );
-               $sk = $wgUser->getSkin();
+               $wgOut->addHTML(
+                       Html::openElement( 'ul',
+                               array( 'class' => 'mw-imagepage-linkstoimage' ) ) . "\n"
+               );
                $count = 0;
-               while ( $s = $res->fetchObject() ) {
-                       $count++;
-                       if ( $count <= $limit ) {
-                               // We have not yet reached the extra one that tells us there is more to fetch
-                               $name = Title::makeTitle( $s->page_namespace, $s->page_title );
-                               $link = $sk->makeKnownLinkObj( $name, "" );
-                               $wgOut->addHTML( "<li>{$link}</li>\n" );
+
+               // Sort the list by namespace:title
+               usort( $rows, array( $this, 'compare' ) );
+
+               // Create links for every element
+               $currentCount = 0;
+               foreach( $rows as $element ) {
+                       $currentCount++;
+                       if ( $currentCount > $limit ) {
+                               break;
                        }
-               }
-               $wgOut->addHTML( "</ul></div>\n" );
-               $res->free();
 
-               // Add a links to [[Special:Whatlinkshere]]
-               if ( $count > $limit )
-                       $wgOut->addWikiMsg( 'morelinkstoimage', $this->mTitle->getPrefixedDBkey() );
-       }
-       
-       function imageRedirects() {
-               global $wgUser, $wgOut, $wgLang;
+                       $link = Linker::linkKnown( Title::makeTitle( $element->page_namespace, $element->page_title ) );
+                       if ( !isset( $redirects[$element->page_title] ) ) {
+                               $liContents = $link;
+                       } else {
+                               $ul = "<ul class='mw-imagepage-redirectstofile'>\n";
+                               foreach ( $redirects[$element->page_title] as $row ) {
+                                       $currentCount++;
+                                       if ( $currentCount > $limit ) {
+                                               break;
+                                       }
 
-               $redirects = $this->getTitle()->getRedirectsHere( NS_IMAGE );
-               if ( count( $redirects ) == 0 ) return;
+                                       $link2 = Linker::linkKnown( Title::makeTitle( $row->page_namespace, $row->page_title ) );
+                                       $ul .= Html::rawElement(
+                                               'li',
+                                               array( 'id' => 'mw-imagepage-linkstoimage-ns' . $element->page_namespace ),
+                                               $link2
+                                               ) . "\n";
+                               }
+                               $ul .= '</ul>';
+                               $liContents = wfMessage( 'linkstoimage-redirect' )->rawParams(
+                                       $link, $ul )->parse();
+                       }
+                       $wgOut->addHTML( Html::rawElement(
+                                       'li',
+                                       array( 'id' => 'mw-imagepage-linkstoimage-ns' . $element->page_namespace ),
+                                       $liContents
+                               ) . "\n"
+                       );
 
-               $wgOut->addHTML( "<div id='mw-imagepage-section-redirectstofile'>\n" );
-               $wgOut->addWikiMsg( 'redirectstofile',
-                       $wgLang->formatNum( count( $redirects ) )
-               );
-               $wgOut->addHTML( "<ul class='mw-imagepage-redirectstofile'>\n" );
+               };
+               $wgOut->addHTML( Html::closeElement( 'ul' ) . "\n" );
+               $res->free();
 
-               $sk = $wgUser->getSkin();
-               foreach ( $redirects as $title ) {
-                       $link = $sk->makeKnownLinkObj( $title, "", "redirect=no" );
-                       $wgOut->addHTML( "<li>{$link}</li>\n" );
+               // Add a links to [[Special:Whatlinkshere]]
+               if ( $count > $limit ) {
+                       $wgOut->addWikiMsg( 'morelinkstoimage', $this->getTitle()->getPrefixedDBkey() );
                }
-               $wgOut->addHTML( "</ul></div>\n" );
-
+               $wgOut->addHTML( Html::closeElement( 'div' ) . "\n" );
        }
 
-       function imageDupes() {
-               global $wgOut, $wgUser, $wgLang;
+       protected function imageDupes() {
+               global $wgOut, $wgLang;
 
                $this->loadFile();
 
-               $dupes = $this->getDuplicates();
-               if ( count( $dupes ) == 0 ) return;
+               $dupes = $this->mPage->getDuplicates();
+               if ( count( $dupes ) == 0 ) {
+                       return;
+               }
 
                $wgOut->addHTML( "<div id='mw-imagepage-section-duplicates'>\n" );
                $wgOut->addWikiMsg( 'duplicatesoffile',
-                       $wgLang->formatNum( count( $dupes ) )
+                       $wgLang->formatNum( count( $dupes ) ), $this->getTitle()->getDBkey()
                );
                $wgOut->addHTML( "<ul class='mw-imagepage-duplicates'>\n" );
 
-               $sk = $wgUser->getSkin();
+               /**
+                * @var $file File
+                */
                foreach ( $dupes as $file ) {
-                       if ( $file->isLocal() )
-                               $link = $sk->makeKnownLinkObj( $file->getTitle(), "" );
-                       else {
-                               $link = $sk->makeExternalLink( $file->getDescriptionUrl(),
+                       $fromSrc = '';
+                       if ( $file->isLocal() ) {
+                               $link = Linker::link(
+                                       $file->getTitle(),
+                                       null,
+                                       array(),
+                                       array(),
+                                       array( 'known', 'noclasses' )
+                               );
+                       } else {
+                               $link = Linker::makeExternalLink( $file->getDescriptionUrl(),
                                        $file->getTitle()->getPrefixedText() );
+                               $fromSrc = wfMsg( 'shared-repo-from', $file->getRepo()->getDisplayName() );
                        }
-                       $wgOut->addHTML( "<li>{$link}</li>\n" );
+                       $wgOut->addHTML( "<li>{$link} {$fromSrc}</li>\n" );
                }
                $wgOut->addHTML( "</ul></div>\n" );
        }
@@ -731,54 +806,46 @@ EOT
         * Delete the file, or an earlier version of it
         */
        public function delete() {
-               $this->loadFile();
-               if( !$this->img->exists() || !$this->img->isLocal() || $this->img->getRedirected() ) {
+               $file = $this->mPage->getFile();
+               if ( !$file->exists() || !$file->isLocal() || $file->getRedirected() ) {
                        // Standard article deletion
-                       Article::delete();
+                       parent::delete();
                        return;
                }
-               $deleter = new FileDeleteForm( $this->img );
-               $deleter->execute();
-       }
-
-       /**
-        * Revert the file to an earlier version
-        */
-       public function revert() {
-               $this->loadFile();
-               $reverter = new FileRevertForm( $this->img );
-               $reverter->execute();
-       }
 
-       /**
-        * Override handling of action=purge
-        */
-       function doPurge() {
-               $this->loadFile();
-               if( $this->img->exists() ) {
-                       wfDebug( "ImagePage::doPurge purging " . $this->img->getName() . "\n" );
-                       $update = new HTMLCacheUpdate( $this->mTitle, 'imagelinks' );
-                       $update->doUpdate();
-                       $this->img->upgradeRow();
-                       $this->img->purgeCache();
-               } else {
-                       wfDebug( "ImagePage::doPurge no image\n" );
-               }
-               parent::doPurge();
+               $deleter = new FileDeleteForm( $file );
+               $deleter->execute();
        }
 
        /**
         * Display an error with a wikitext description
+        *
+        * @param $description String
         */
        function showError( $description ) {
                global $wgOut;
-               $wgOut->setPageTitle( wfMsg( "internalerror" ) );
-               $wgOut->setRobotPolicy( "noindex,nofollow" );
+               $wgOut->setPageTitle( wfMessage( 'internalerror' ) );
+               $wgOut->setRobotPolicy( 'noindex,nofollow' );
                $wgOut->setArticleRelated( false );
                $wgOut->enableClientCache( false );
                $wgOut->addWikiText( $description );
        }
 
+       /**
+        * Callback for usort() to do link sorts by (namespace, title)
+        * Function copied from Title::compare()
+        *
+        * @param $a object page to compare with
+        * @param $b object page to compare with
+        * @return Integer: result of string comparison, or namespace comparison
+        */
+       protected function compare( $a, $b ) {
+               if ( $a->page_namespace == $b->page_namespace ) {
+                       return strcmp( $a->page_title, $b->page_title );
+               } else {
+                       return $a->page_namespace - $b->page_namespace;
+               }
+       }
 }
 
 /**
@@ -788,173 +855,454 @@ EOT
  */
 class ImageHistoryList {
 
-       protected $imagePage, $img, $skin, $title, $repo;
+       /**
+        * @var Title
+        */
+       protected $title;
+
+       /**
+        * @var File
+        */
+       protected $img;
+
+       /**
+        * @var ImagePage
+        */
+       protected $imagePage;
+
+       /**
+        * @var File
+        */
+       protected $current;
+
+       protected $repo, $showThumb;
+       protected $preventClickjacking = false;
 
+       /**
+        * @param ImagePage $imagePage
+        */
        public function __construct( $imagePage ) {
-               global $wgUser;
-               $this->skin = $wgUser->getSkin();
+               global $wgShowArchiveThumbnails;
                $this->current = $imagePage->getFile();
                $this->img = $imagePage->getDisplayedFile();
                $this->title = $imagePage->getTitle();
                $this->imagePage = $imagePage;
+               $this->showThumb = $wgShowArchiveThumbnails && $this->img->canRender();
        }
 
-       function getImagePage() {
+       /**
+        * @return ImagePage
+        */
+       public function getImagePage() {
                return $this->imagePage;
        }
 
-       function getSkin() {
-               return $this->skin;
-       }
-
-       function getFile() {
+       /**
+        * @return File
+        */
+       public function getFile() {
                return $this->img;
        }
 
-       public function beginImageHistoryList() {
+       /**
+        * @param $navLinks string
+        * @return string
+        */
+       public function beginImageHistoryList( $navLinks = '' ) {
                global $wgOut, $wgUser;
-               return Xml::element( 'h2', array( 'id' => 'filehistory' ), wfMsg( 'filehist' ) )
+               return Xml::element( 'h2', array( 'id' => 'filehistory' ), wfMsg( 'filehist' ) ) . "\n"
+                       . "<div id=\"mw-imagepage-section-filehistory\">\n"
                        . $wgOut->parse( wfMsgNoTrans( 'filehist-help' ) )
-                       . Xml::openElement( 'table', array( 'class' => 'filehistory' ) ) . "\n"
+                       . $navLinks . "\n"
+                       . Xml::openElement( 'table', array( 'class' => 'wikitable filehistory' ) ) . "\n"
                        . '<tr><td></td>'
-                       . ( $this->current->isLocal() && ($wgUser->isAllowed('delete') || $wgUser->isAllowed('deleterevision') ) ? '<td></td>' : '' )
+                       . ( $this->current->isLocal() && ( $wgUser->isAllowedAny( 'delete', 'deletedhistory' ) ) ? '<td></td>' : '' )
                        . '<th>' . wfMsgHtml( 'filehist-datetime' ) . '</th>'
+                       . ( $this->showThumb ? '<th>' . wfMsgHtml( 'filehist-thumb' ) . '</th>' : '' )
                        . '<th>' . wfMsgHtml( 'filehist-dimensions' ) . '</th>'
                        . '<th>' . wfMsgHtml( 'filehist-user' ) . '</th>'
                        . '<th>' . wfMsgHtml( 'filehist-comment' ) . '</th>'
                        . "</tr>\n";
        }
 
-       public function endImageHistoryList() {
-               return "</table>\n";
+       /**
+        * @param $navLinks string
+        * @return string
+        */
+       public function endImageHistoryList( $navLinks = '' ) {
+               return "</table>\n$navLinks\n</div>\n";
        }
 
+       /**
+        * @param $iscur
+        * @param $file File
+        * @return string
+        */
        public function imageHistoryLine( $iscur, $file ) {
-               global $wgUser, $wgLang, $wgContLang, $wgTitle;
+               global $wgUser, $wgLang, $wgContLang;
 
-               $timestamp = wfTimestamp(TS_MW, $file->getTimestamp());
+               $timestamp = wfTimestamp( TS_MW, $file->getTimestamp() );
                $img = $iscur ? $file->getName() : $file->getArchiveName();
-               $user = $file->getUser('id');
-               $usertext = $file->getUser('text');
-               $size = $file->getSize();
+               $user = $file->getUser( 'id' );
+               $usertext = $file->getUser( 'text' );
                $description = $file->getDescription();
-               $dims = $file->getDimensionsString();
-               $sha1 = $file->getSha1();
 
                $local = $this->current->isLocal();
-               $row = $css = $selected = '';
+               $row = $selected = '';
 
                // Deletion link
-               if( $local && ($wgUser->isAllowed('delete') || $wgUser->isAllowed('deleterevision') ) ) {
+               if ( $local && ( $wgUser->isAllowedAny( 'delete', 'deletedhistory' ) ) ) {
                        $row .= '<td>';
                        # Link to remove from history
-                       if( $wgUser->isAllowed( 'delete' ) ) {
-                               $q = array();
-                               $q[] = 'action=delete';
-                               if( !$iscur )
-                                       $q[] = 'oldimage=' . urlencode( $img );
-                               $row .= $this->skin->makeKnownLinkObj(
+                       if ( $wgUser->isAllowed( 'delete' ) ) {
+                               $q = array( 'action' => 'delete' );
+                               if ( !$iscur ) {
+                                       $q['oldimage'] = $img;
+                               }
+                               $row .= Linker::link(
                                        $this->title,
                                        wfMsgHtml( $iscur ? 'filehist-deleteall' : 'filehist-deleteone' ),
-                                       implode( '&', $q )
+                                       array(), $q, array( 'known' )
                                );
                        }
-                       # Link to hide content
-                       if( $wgUser->isAllowed( 'deleterevision' ) ) {
-                               if( $wgUser->isAllowed('delete') ) {
-                                       $row .= '<br/>';
+                       # Link to hide content. Don't show useless link to people who cannot hide revisions.
+                       $canHide = $wgUser->isAllowed( 'deleterevision' );
+                       if ( $canHide || ( $wgUser->isAllowed( 'deletedhistory' ) && $file->getVisibility() ) ) {
+                               if ( $wgUser->isAllowed( 'delete' ) ) {
+                                       $row .= '<br />';
                                }
-                               $revdel = SpecialPage::getTitleFor( 'Revisiondelete' );
                                // If file is top revision or locked from this user, don't link
-                               if( $iscur || !$file->userCan(File::DELETED_RESTRICTED) ) {
-                                       $del = wfMsgHtml( 'rev-delundel' );
+                               if ( $iscur || !$file->userCan( File::DELETED_RESTRICTED ) ) {
+                                       $del = Linker::revDeleteLinkDisabled( $canHide );
                                } else {
-                                       // If the file was hidden, link to sha-1
-                                       list($ts,$name) = explode('!',$img,2);
-                                       $del = $this->skin->makeKnownLinkObj( $revdel,  wfMsg( 'rev-delundel' ),
-                                               'target=' . urlencode( $wgTitle->getPrefixedText() ) .
-                                               '&oldimage=' . urlencode( $ts ) );
-                                       // Bolden oversighted content
-                                       if( $file->isDeleted(File::DELETED_RESTRICTED) )
-                                               $del = "<strong>$del</strong>";
+                                       list( $ts, $name ) = explode( '!', $img, 2 );
+                                       $query = array(
+                                               'type'   => 'oldimage',
+                                               'target' => $this->title->getPrefixedText(),
+                                               'ids'    => $ts,
+                                       );
+                                       $del = Linker::revDeleteLink( $query,
+                                               $file->isDeleted( File::DELETED_RESTRICTED ), $canHide );
                                }
-                               $row .= "<tt style='white-space: nowrap;'><small>$del</small></tt>";
+                               $row .= $del;
                        }
                        $row .= '</td>';
                }
 
                // Reversion link/current indicator
                $row .= '<td>';
-               if( $iscur ) {
+               if ( $iscur ) {
                        $row .= wfMsgHtml( 'filehist-current' );
-               } elseif( $local && $wgUser->isLoggedIn() && $this->title->userCan( 'edit' ) ) {
-                       if( $file->isDeleted(File::DELETED_FILE) ) {
-                               $row .= wfMsgHtml('filehist-revert');
+               } elseif ( $local && $wgUser->isLoggedIn() && $this->title->userCan( 'edit' ) ) {
+                       if ( $file->isDeleted( File::DELETED_FILE ) ) {
+                               $row .= wfMsgHtml( 'filehist-revert' );
                        } else {
-                               $q = array();
-                               $q[] = 'action=revert';
-                               $q[] = 'oldimage=' . urlencode( $img );
-                               $q[] = 'wpEditToken=' . urlencode( $wgUser->editToken( $img ) );
-                               $row .= $this->skin->makeKnownLinkObj( $this->title,
+                               $row .= Linker::link(
+                                       $this->title,
                                        wfMsgHtml( 'filehist-revert' ),
-                                       implode( '&', $q ) );
+                                       array(),
+                                       array(
+                                               'action' => 'revert',
+                                               'oldimage' => $img,
+                                               'wpEditToken' => $wgUser->getEditToken( $img )
+                                       ),
+                                       array( 'known', 'noclasses' )
+                               );
                        }
                }
                $row .= '</td>';
 
                // Date/time and image link
-               if( $file->getTimestamp() === $this->img->getTimestamp() ) {
+               if ( $file->getTimestamp() === $this->img->getTimestamp() ) {
                        $selected = "class='filehistory-selected'";
                }
                $row .= "<td $selected style='white-space: nowrap;'>";
-               if( !$file->userCan(File::DELETED_FILE) ) {
+               if ( !$file->userCan( File::DELETED_FILE ) ) {
                        # Don't link to unviewable files
-                       $row .= '<span class="history-deleted">' . $wgLang->timeAndDate( $timestamp, true ) . '</span>';
-               } else if( $file->isDeleted(File::DELETED_FILE) ) {
-                       $revdel = SpecialPage::getTitleFor( 'Revisiondelete' );
-                       # Make a link to review the image
-                       $url = $this->skin->makeKnownLinkObj( $revdel, $wgLang->timeAndDate( $timestamp, true ),
-                               "target=".$wgTitle->getPrefixedText()."&file=$sha1.".$this->current->getExtension() );
-                       $row .= '<span class="history-deleted">'.$url.'</span>';
+                       $row .= '<span class="history-deleted">' . $wgLang->timeanddate( $timestamp, true ) . '</span>';
+               } elseif ( $file->isDeleted( File::DELETED_FILE ) ) {
+                       if ( $local ) {
+                               $this->preventClickjacking();
+                               $revdel = SpecialPage::getTitleFor( 'Revisiondelete' );
+                               # Make a link to review the image
+                               $url = Linker::link(
+                                       $revdel,
+                                       $wgLang->timeanddate( $timestamp, true ),
+                                       array(),
+                                       array(
+                                               'target' => $this->title->getPrefixedText(),
+                                               'file' => $img,
+                                               'token' => $wgUser->getEditToken( $img )
+                                       ),
+                                       array( 'known', 'noclasses' )
+                               );
+                       } else {
+                               $url = $wgLang->timeanddate( $timestamp, true );
+                       }
+                       $row .= '<span class="history-deleted">' . $url . '</span>';
                } else {
                        $url = $iscur ? $this->current->getUrl() : $this->current->getArchiveUrl( $img );
-                       $row .= Xml::element( 'a', array( 'href' => $url ), $wgLang->timeAndDate( $timestamp, true ) );
+                       $row .= Xml::element( 'a', array( 'href' => $url ), $wgLang->timeanddate( $timestamp, true ) );
                }
+               $row .= "</td>";
 
-               $row .= "</td><td>";
-
-               // Image dimensions
-               $row .= htmlspecialchars( $dims );
+               // Thumbnail
+               if ( $this->showThumb ) {
+                       $row .= '<td>' . $this->getThumbForLine( $file ) . '</td>';
+               }
 
-               // File size
-               $row .= " <span style='white-space: nowrap;'>(" . $this->skin->formatSize( $size ) . ')</span>';
+               // Image dimensions + size
+               $row .= '<td>';
+               $row .= htmlspecialchars( $file->getDimensionsString() );
+               $row .= ' <span style="white-space: nowrap;">(' . Linker::formatSize( $file->getSize() ) . ')</span>';
+               $row .= '</td>';
 
                // Uploading user
-               $row .= '</td><td>';
-               if( $local ) {
-                       // Hide deleted usernames
-                       if( $file->isDeleted(File::DELETED_USER) ) {
-                               $row .= '<span class="history-deleted">' . wfMsgHtml( 'rev-deleted-user' ) . '</span>';
+               $row .= '<td>';
+               // Hide deleted usernames
+               if ( $file->isDeleted( File::DELETED_USER ) ) {
+                       $row .= '<span class="history-deleted">' . wfMsgHtml( 'rev-deleted-user' ) . '</span>';
+               } else {
+                       if ( $local ) {
+                               $row .= Linker::userLink( $user, $usertext ) . ' <span style="white-space: nowrap;">' .
+                               Linker::userToolLinks( $user, $usertext ) . '</span>';
                        } else {
-                               $row .= $this->skin->userLink( $user, $usertext ) . " <span style='white-space: nowrap;'>" . 
-                                       $this->skin->userToolLinks( $user, $usertext ) . "</span>";
+                               $row .= htmlspecialchars( $usertext );
                        }
-               } else {
-                       $row .= htmlspecialchars( $usertext );
                }
-               $row .= '</td><td>';
+               $row .= '</td>';
 
                // Don't show deleted descriptions
-               if ( $file->isDeleted(File::DELETED_COMMENT) ) {
-                       $row .= '<span class="history-deleted">' . wfMsgHtml('rev-deleted-comment') . '</span>';
+               if ( $file->isDeleted( File::DELETED_COMMENT ) ) {
+                       $row .= '<td><span class="history-deleted">' . wfMsgHtml( 'rev-deleted-comment' ) . '</span></td>';
                } else {
-                       $row .= $this->skin->commentBlock( $description, $this->title );
+                       $row .= '<td dir="' . $wgContLang->getDir() . '">' . Linker::formatComment( $description, $this->title ) . '</td>';
                }
-               $row .= '</td>';
 
+               $rowClass = null;
                wfRunHooks( 'ImagePageFileHistoryLine', array( $this, $file, &$row, &$rowClass ) );
-               $classAttr = $rowClass ? " class='$rowClass'" : "";
+               $classAttr = $rowClass ? " class='$rowClass'" : '';
 
                return "<tr{$classAttr}>{$row}</tr>\n";
        }
+
+       /**
+        * @param $file File
+        * @return string
+        */
+       protected function getThumbForLine( $file ) {
+               global $wgLang;
+
+               if ( $file->allowInlineDisplay() && $file->userCan( File::DELETED_FILE ) && !$file->isDeleted( File::DELETED_FILE ) ) {
+                       $params = array(
+                               'width' => '120',
+                               'height' => '120',
+                       );
+                       $timestamp = wfTimestamp( TS_MW, $file->getTimestamp() );
+
+                       $thumbnail = $file->transform( $params );
+                       $options = array(
+                               'alt' => wfMsg( 'filehist-thumbtext',
+                                       $wgLang->timeanddate( $timestamp, true ),
+                                       $wgLang->date( $timestamp, true ),
+                                       $wgLang->time( $timestamp, true ) ),
+                               'file-link' => true,
+                       );
+
+                       if ( !$thumbnail ) {
+                               return wfMsgHtml( 'filehist-nothumb' );
+                       }
+
+                       return $thumbnail->toHtml( $options );
+               } else {
+                       return wfMsgHtml( 'filehist-nothumb' );
+               }
+       }
+
+       /**
+        * @param $enable bool
+        */
+       protected function preventClickjacking( $enable = true ) {
+               $this->preventClickjacking = $enable;
+       }
+
+       /**
+        * @return bool
+        */
+       public function getPreventClickjacking() {
+               return $this->preventClickjacking;
+       }
+}
+
+class ImageHistoryPseudoPager extends ReverseChronologicalPager {
+       protected $preventClickjacking = false;
+
+       /**
+        * @var File
+        */
+       protected $mImg;
+
+       /**
+        * @var Title
+        */
+       protected $mTitle;
+
+       /**
+        * @param ImagePage $imagePage
+        */
+       function __construct( $imagePage ) {
+               parent::__construct();
+               $this->mImagePage = $imagePage;
+               $this->mTitle = clone ( $imagePage->getTitle() );
+               $this->mTitle->setFragment( '#filehistory' );
+               $this->mImg = null;
+               $this->mHist = array();
+               $this->mRange = array( 0, 0 ); // display range
+       }
+
+       /**
+        * @return Title
+        */
+       function getTitle() {
+               return $this->mTitle;
+       }
+
+       function getQueryInfo() {
+               return false;
+       }
+
+       /**
+        * @return string
+        */
+       function getIndexField() {
+               return '';
+       }
+
+       /**
+        * @return string
+        */
+       function formatRow( $row ) {
+               return '';
+       }
+
+       /**
+        * @return string
+        */
+       function getBody() {
+               $s = '';
+               $this->doQuery();
+               if ( count( $this->mHist ) ) {
+                       $list = new ImageHistoryList( $this->mImagePage );
+                       # Generate prev/next links
+                       $navLink = $this->getNavigationBar();
+                       $s = $list->beginImageHistoryList( $navLink );
+                       // Skip rows there just for paging links
+                       for ( $i = $this->mRange[0]; $i <= $this->mRange[1]; $i++ ) {
+                               $file = $this->mHist[$i];
+                               $s .= $list->imageHistoryLine( !$file->isOld(), $file );
+                       }
+                       $s .= $list->endImageHistoryList( $navLink );
+
+                       if ( $list->getPreventClickjacking() ) {
+                               $this->preventClickjacking();
+                       }
+               }
+               return $s;
+       }
+
+       function doQuery() {
+               if ( $this->mQueryDone ) {
+                       return;
+               }
+               $this->mImg = $this->mImagePage->getFile(); // ensure loading
+               if ( !$this->mImg->exists() ) {
+                       return;
+               }
+               $queryLimit = $this->mLimit + 1; // limit plus extra row
+               if ( $this->mIsBackwards ) {
+                       // Fetch the file history
+                       $this->mHist = $this->mImg->getHistory( $queryLimit, null, $this->mOffset, false );
+                       // The current rev may not meet the offset/limit
+                       $numRows = count( $this->mHist );
+                       if ( $numRows <= $this->mLimit && $this->mImg->getTimestamp() > $this->mOffset ) {
+                               $this->mHist = array_merge( array( $this->mImg ), $this->mHist );
+                       }
+               } else {
+                       // The current rev may not meet the offset
+                       if ( !$this->mOffset || $this->mImg->getTimestamp() < $this->mOffset ) {
+                               $this->mHist[] = $this->mImg;
+                       }
+                       // Old image versions (fetch extra row for nav links)
+                       $oiLimit = count( $this->mHist ) ? $this->mLimit : $this->mLimit + 1;
+                       // Fetch the file history
+                       $this->mHist = array_merge( $this->mHist,
+                               $this->mImg->getHistory( $oiLimit, $this->mOffset, null, false ) );
+               }
+               $numRows = count( $this->mHist ); // Total number of query results
+               if ( $numRows ) {
+                       # Index value of top item in the list
+                       $firstIndex = $this->mIsBackwards ?
+                               $this->mHist[$numRows - 1]->getTimestamp() : $this->mHist[0]->getTimestamp();
+                       # Discard the extra result row if there is one
+                       if ( $numRows > $this->mLimit && $numRows > 1 ) {
+                               if ( $this->mIsBackwards ) {
+                                       # Index value of item past the index
+                                       $this->mPastTheEndIndex = $this->mHist[0]->getTimestamp();
+                                       # Index value of bottom item in the list
+                                       $lastIndex = $this->mHist[1]->getTimestamp();
+                                       # Display range
+                                       $this->mRange = array( 1, $numRows - 1 );
+                               } else {
+                                       # Index value of item past the index
+                                       $this->mPastTheEndIndex = $this->mHist[$numRows - 1]->getTimestamp();
+                                       # Index value of bottom item in the list
+                                       $lastIndex = $this->mHist[$numRows - 2]->getTimestamp();
+                                       # Display range
+                                       $this->mRange = array( 0, $numRows - 2 );
+                               }
+                       } else {
+                               # Setting indexes to an empty string means that they will be
+                               # omitted if they would otherwise appear in URLs. It just so
+                               # happens that this  is the right thing to do in the standard
+                               # UI, in all the relevant cases.
+                               $this->mPastTheEndIndex = '';
+                               # Index value of bottom item in the list
+                               $lastIndex = $this->mIsBackwards ?
+                                       $this->mHist[0]->getTimestamp() : $this->mHist[$numRows - 1]->getTimestamp();
+                               # Display range
+                               $this->mRange = array( 0, $numRows - 1 );
+                       }
+               } else {
+                       $firstIndex = '';
+                       $lastIndex = '';
+                       $this->mPastTheEndIndex = '';
+               }
+               if ( $this->mIsBackwards ) {
+                       $this->mIsFirst = ( $numRows < $queryLimit );
+                       $this->mIsLast = ( $this->mOffset == '' );
+                       $this->mLastShown = $firstIndex;
+                       $this->mFirstShown = $lastIndex;
+               } else {
+                       $this->mIsFirst = ( $this->mOffset == '' );
+                       $this->mIsLast = ( $numRows < $queryLimit );
+                       $this->mLastShown = $lastIndex;
+                       $this->mFirstShown = $firstIndex;
+               }
+               $this->mQueryDone = true;
+       }
+
+       /**
+        * @param $enable bool
+        */
+       protected function preventClickjacking( $enable = true ) {
+               $this->preventClickjacking = $enable;
+       }
+
+       /**
+        * @return bool
+        */
+       public function getPreventClickjacking() {
+               return $this->preventClickjacking;
+       }
+
 }