dupes = null; $this->repo = null; } public function setFile( $file ) { $this->displayImg = $file; $this->img = $file; $this->fileLoaded = true; } protected function loadFile() { if( $this->fileLoaded ) { return true; } $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( $this->mTitle ); } } if( !$this->displayImg ) { $this->displayImg = $this->img; } $this->repo = $this->img->getRepo(); } /** * Handler for action=render * Include body text only; none of the image extras */ public function render() { global $wgOut; $wgOut->setArticleBodyOnly( true ); parent::view(); } public function view() { global $wgOut, $wgShowEXIF, $wgRequest, $wgUser; $this->loadFile(); if( $this->mTitle->getNamespace() == NS_FILE && $this->img->getRedirected() ) { if( $this->mTitle->getDBkey() == $this->img->getName() ) { // mTitle is the same as the redirect target so ask Article // to perform the redirect for us. return Article::view(); } else { // 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_FILE, $this->img->getName() ), /* $appendSubtitle */ true, /* $forceKnown */ true ) ); $this->viewUpdates(); return; } } $diff = $wgRequest->getVal( 'diff' ); $diffOnly = $wgRequest->getBool( 'diffonly', $wgUser->getOption( 'diffonly' ) ); if( $this->mTitle->getNamespace() != NS_FILE || ( isset( $diff ) && $diffOnly ) ) return Article::view(); if( $wgShowEXIF && $this->displayImg->exists() ) { // FIXME: bad interface, see note on MediaHandler::formatMetadata(). $formattedMetadata = $this->displayImg->formatMetadata(); $showmeta = $formattedMetadata !== false; } else { $showmeta = false; } if( !$diff && $this->displayImg->exists() ) $wgOut->addHTML( $this->showTOC($showmeta) ); if( !$diff ) $this->openShowImage(); # No need to display noarticletext, we use our own message, output in openShowImage() if( $this->getID() ) { Article::view(); } else { # Just need to set the right headers $wgOut->setArticleFlag( true ); $wgOut->setPageTitle( $this->mTitle->getPrefixedText() ); $this->viewUpdates(); } # Show shared description, if needed if( $this->mExtraDescription ) { $fol = wfMsgNoTrans( 'shareddescriptionfollows' ); if( $fol != '-' && !wfEmptyMsg( 'shareddescriptionfollows', $fol ) ) { $wgOut->addWikiText( $fol ); } $wgOut->addHTML( '
' . $this->mExtraDescription . '
' ); } $this->closeShowImage(); $this->imageHistory(); // TODO: Cleanup the following $wgOut->addHTML( Xml::element( 'h2', array( 'id' => 'filelinks' ), wfMsg( 'imagelinks' ) ) . "\n" ); $this->imageDupes(); # 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->imageRedirects(); $this->imageLinks(); if( $showmeta ) { global $wgStylePath, $wgStyleVersion; $expand = htmlspecialchars( Xml::escapeJsString( wfMsg( 'metadata-expand' ) ) ); $collapse = htmlspecialchars( Xml::escapeJsString( wfMsg( 'metadata-collapse' ) ) ); $wgOut->addHTML( Xml::element( 'h2', array( 'id' => 'metadata' ), wfMsg( 'metadata' ) ). "\n" ); $wgOut->addWikiText( $this->makeMetadataTable( $formattedMetadata ) ); $wgOut->addScriptFile( 'metadata.js' ); $wgOut->addHTML( "\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; } return $this->mRedirectTarget = Title::makeTitle( NS_FILE, $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; } return Title::makeTitle( NS_FILE, $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; } 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 * * @param bool $metadata Whether or not to show the metadata link * @return string */ protected function showTOC( $metadata ) { global $wgLang; $r = ''; return $r; } /** * Make a table with metadata to be shown in the output page. * * FIXME: bad interface, see note on MediaHandler::formatMetadata(). * * @param array $exif The array containing the EXIF data * @return string */ protected function makeMetadataTable( $metadata ) { $r = wfMsg( 'metadata-help' ) . "\n\n"; $r .= "{| id=mw_metadata class=mw_metadata\n"; foreach ( $metadata as $type => $stuff ) { foreach ( $stuff as $v ) { # FIXME, why is this using escapeId for a class?! $class = Sanitizer::escapeId( $v['id'] ); if( $type == 'collapsed' ) { $class .= ' collapsable'; } $r .= "|- class=\"$class\"\n"; $r .= "!| {$v['name']}\n"; $r .= "|| {$v['value']}\n"; } } $r .= '|}'; return $r; } /** * Overloading Article's getContent method. * * Omit noarticletext if sharedupload; text will be fetched from the * shared upload server if possible. */ public function getContent() { $this->loadFile(); if( $this->img && !$this->img->isLocal() && 0 == $this->getID() ) { return ''; } return Article::getContent(); } protected function openShowImage() { global $wgOut, $wgUser, $wgImageLimits, $wgRequest, $wgLang, $wgContLang; $this->loadFile(); $full_url = $this->displayImg->getURL(); $linkAttribs = false; $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] ) ) { // Default to the first offset in $wgImageLimits $sizeSel = 0; } } $max = $wgImageLimits[$sizeSel]; $maxWidth = $max[0]; $maxHeight = $max[1]; $sk = $wgUser->getSkin(); $dirmark = $wgContLang->getDirMark(); if( $this->displayImg->exists() ) { # image $page = $wgRequest->getIntOrNull( 'page' ); if( is_null( $page ) ) { $params = array(); $page = 1; } else { $params = array( 'page' => $page ); } $width_orig = $this->displayImg->getWidth(); $width = $width_orig; $height_orig = $this->displayImg->getHeight(); $height = $height_orig; $mime = $this->displayImg->getMimeType(); $showLink = false; $linkAttribs = array( 'href' => $full_url ); $longDesc = $this->displayImg->getLongDesc(); wfRunHooks( 'ImageOpenShowImageInlineBefore', array( &$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 ); # 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); $width = $maxWidth; # Note that $height <= $maxHeight now. } else { $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 ) ); } else { # Image is small enough to show full size on image page $msgbig = htmlspecialchars( $this->displayImg->getName() ); $msgsmall = wfMsgExt( 'file-nohires', array( 'parseinline' ) ); } $params['width'] = $width; $thumbnail = $this->displayImg->transform( $params ); $anchorclose = "
"; if( $this->displayImg->mustRender() ) { $showLink = true; } else { $anchorclose .= $msgsmall . '
' . Xml::tags( 'a', $linkAttribs, $msgbig ) . "$dirmark " . $longDesc; } if( $this->displayImg->isMultipage() ) { $wgOut->addHTML( '
' ); } if( $thumbnail ) { $options = array( 'alt' => $this->displayImg->getTitle()->getPrefixedText(), 'file-link' => true, ); $wgOut->addHTML( '' ); } if( $this->displayImg->isMultipage() ) { $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', array( 'page' => $page - 1 ) ); } else { $thumb1 = ''; } 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', array( 'page' => $page + 1 ) ); } else { $thumb2 = ''; } global $wgScript; $formParams = array( 'name' => 'pageselector', 'action' => $wgScript, 'onchange' => 'document.pageselector.submit();', ); $option = 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' ), implode( "\n", $options ) ); $wgOut->addHTML( '
' . Xml::openElement( 'form', $formParams ) . Xml::hidden( 'title', $this->getTitle()->getPrefixedDbKey() ) . wfMsgExt( 'imgmultigoto', array( 'parseinline', 'replaceafter' ), $select ) . Xml::submitButton( wfMsg( 'imgmultigo' ) ) . Xml::closeElement( 'form' ) . "
$thumb1\n$thumb2
" ); } } else { #if direct link is allowed but it's not a renderable image, show an icon. if( $this->displayImg->isSafeFile() ) { $icon= $this->displayImg->iconThumb(); $wgOut->addHTML( '' ); } $showLink = true; } if($showLink) { $filename = wfEscapeWikiText( $this->displayImg->getName() ); if( !$this->displayImg->isSafeFile() ) { $warning = wfMsgNoTrans( 'mediawarning' ); $wgOut->addWikiText( << [[Media:$filename|$filename]]$dirmark $longDesc
$warning
EOT ); } else { $wgOut->addWikiText( << [[Media:$filename|$filename]]$dirmark $longDesc EOT ); } } if( !$this->displayImg->isLocal() ) { $this->printSharedImageText(); } } else { # Image does not exist $title = SpecialPage::getTitleFor( 'Upload' ); $link = $sk->makeKnownLinkObj($title, wfMsgHtml('noimage-linktext'), 'wpDestFile=' . urlencode( $this->displayImg->getName() ) ); $wgOut->setRobotPolicy( 'noindex,nofollow' ); $wgOut->addHTML( wfMsgWikiHtml( 'noimage', $link ) ); } } /** * Show a notice that the file is from a shared repository */ protected function printSharedImageText() { global $wgOut, $wgUser; $this->loadFile(); $descUrl = $this->img->getDescriptionUrl(); $descText = $this->img->getDescriptionText(); $msg = ''; 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 == '-' ) { $msg = ''; } } $s = "
"; $s .= wfMsgWikiHtml( 'sharedupload', $this->img->getRepo()->getDisplayName(), $msg ); $s .= "
"; $wgOut->addHTML( $s ); if( $descText ) { $this->mExtraDescription = $descText; } } public function getUploadUrl() { $this->loadFile(); $uploadTitle = SpecialPage::getTitleFor( 'Upload' ); return $uploadTitle->getFullUrl( 'wpDestFile=' . urlencode( $this->img->getName() ) . '&wpForReUpload=1' ); } /** * Print out the various links at the bottom of the image page, e.g. reupload, * external editing (and instructions link) etc. */ protected function uploadLinksBox() { global $wgUser, $wgOut; $this->loadFile(); if( !$this->img->isLocal() ) return; $sk = $wgUser->getSkin(); $wgOut->addHTML( '
' ); } 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. */ protected function imageHistory() { global $wgOut, $wgUseExternalEditor; $this->loadFile(); $pager = new ImageHistoryPseudoPager( $this ); $wgOut->addHTML( $pager->getBody() ); $this->img->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() ) { $this->uploadLinksBox(); } } protected function imageLinks() { global $wgUser, $wgOut, $wgLang; $limit = 100; $dbr = wfGetDB( DB_SLAVE ); $res = $dbr->select( array( 'imagelinks', 'page' ), array( 'page_namespace', 'page_title' ), array( 'il_to' => $this->mTitle->getDBkey(), 'il_from = page_id' ), __METHOD__, array( 'LIMIT' => $limit + 1) ); $count = $dbr->numRows( $res ); if( $count == 0 ) { $wgOut->addHTML( "
\n" ); $wgOut->addWikiMsg( 'nolinkstoimage' ); $wgOut->addHTML( "
\n" ); return; } $wgOut->addHTML( "
\n" ); if( $count <= $limit - 1 ) { $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() ); } $wgOut->addHTML( "
    \n" ); $sk = $wgUser->getSkin(); $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, "" ); $wgOut->addHTML( "
  • {$link}
  • \n" ); } } $wgOut->addHTML( "
\n" ); $res->free(); // Add a links to [[Special:Whatlinkshere]] if( $count > $limit ) $wgOut->addWikiMsg( 'morelinkstoimage', $this->mTitle->getPrefixedDBkey() ); } protected function imageRedirects() { global $wgUser, $wgOut, $wgLang; $redirects = $this->getTitle()->getRedirectsHere( NS_FILE ); if( count( $redirects ) == 0 ) return; $wgOut->addHTML( "
\n" ); $wgOut->addWikiMsg( 'redirectstofile', $wgLang->formatNum( count( $redirects ) ) ); $wgOut->addHTML( "
    \n" ); $sk = $wgUser->getSkin(); foreach ( $redirects as $title ) { $link = $sk->makeKnownLinkObj( $title, "", "redirect=no" ); $wgOut->addHTML( "
  • {$link}
  • \n" ); } $wgOut->addHTML( "
\n" ); } protected function imageDupes() { global $wgOut, $wgUser, $wgLang; $this->loadFile(); $dupes = $this->getDuplicates(); if( count( $dupes ) == 0 ) return; $wgOut->addHTML( "
\n" ); $wgOut->addWikiMsg( 'duplicatesoffile', $wgLang->formatNum( count( $dupes ) ), $this->mTitle->getDBkey() ); $wgOut->addHTML( "
    \n" ); $sk = $wgUser->getSkin(); foreach ( $dupes as $file ) { $fromSrc = ''; if( $file->isLocal() ) $link = $sk->makeKnownLinkObj( $file->getTitle(), "" ); else { $link = $sk->makeExternalLink( $file->getDescriptionUrl(), $file->getTitle()->getPrefixedText() ); $fromSrc = wfMsg( 'shared-repo-from', $file->getRepo()->getDisplayName() ); } $wgOut->addHTML( "
  • {$link} {$fromSrc}
  • \n" ); } $wgOut->addHTML( "
\n" ); } /** * Delete the file, or an earlier version of it */ public function delete() { $this->loadFile(); if( !$this->img->exists() || !$this->img->isLocal() || $this->img->getRedirected() ) { // Standard article deletion Article::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 */ public 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(); } /** * Display an error with a wikitext description */ function showError( $description ) { global $wgOut; $wgOut->setPageTitle( wfMsg( "internalerror" ) ); $wgOut->setRobotPolicy( "noindex,nofollow" ); $wgOut->setArticleRelated( false ); $wgOut->enableClientCache( false ); $wgOut->addWikiText( $description ); } } /** * Builds the image revision log shown on image pages * * @ingroup Media */ class ImageHistoryList { protected $imagePage, $img, $skin, $title, $repo; public function __construct( $imagePage ) { global $wgUser; $this->skin = $wgUser->getSkin(); $this->current = $imagePage->getFile(); $this->img = $imagePage->getDisplayedFile(); $this->title = $imagePage->getTitle(); $this->imagePage = $imagePage; } public function getImagePage() { return $this->imagePage; } public function getSkin() { return $this->skin; } public function getFile() { return $this->img; } public function beginImageHistoryList( $navLinks = '' ) { global $wgOut, $wgUser; return Xml::element( 'h2', array( 'id' => 'filehistory' ), wfMsg( 'filehist' ) ) . $wgOut->parse( wfMsgNoTrans( 'filehist-help' ) ) . $navLinks . Xml::openElement( 'table', array( 'class' => 'filehistory' ) ) . "\n" . '' . ( $this->current->isLocal() && ($wgUser->isAllowed('delete') || $wgUser->isAllowed('deleterevision') ) ? '' : '' ) . '' . wfMsgHtml( 'filehist-datetime' ) . '' . '' . wfMsgHtml( 'filehist-thumb' ) . '' . '' . wfMsgHtml( 'filehist-dimensions' ) . '' . '' . wfMsgHtml( 'filehist-user' ) . '' . '' . wfMsgHtml( 'filehist-comment' ) . '' . "\n"; } public function endImageHistoryList( $navLinks = '' ) { return "\n$navLinks\n"; } public function imageHistoryLine( $iscur, $file ) { global $wgUser, $wgLang, $wgContLang, $wgTitle; $timestamp = wfTimestamp(TS_MW, $file->getTimestamp()); $img = $iscur ? $file->getName() : $file->getArchiveName(); $user = $file->getUser('id'); $usertext = $file->getUser('text'); $size = $file->getSize(); $description = $file->getDescription(); $dims = $file->getDimensionsString(); $sha1 = $file->getSha1(); $local = $this->current->isLocal(); $row = $css = $selected = ''; // Deletion link if( $local && ($wgUser->isAllowed('delete') || $wgUser->isAllowed('deleterevision') ) ) { $row .= ''; # Link to remove from history if( $wgUser->isAllowed( 'delete' ) ) { $q = array(); $q[] = 'action=delete'; if( !$iscur ) $q[] = 'oldimage=' . urlencode( $img ); $row .= $this->skin->makeKnownLinkObj( $this->title, wfMsgHtml( $iscur ? 'filehist-deleteall' : 'filehist-deleteone' ), implode( '&', $q ) ); } # Link to hide content if( $wgUser->isAllowed( 'deleterevision' ) ) { if( $wgUser->isAllowed('delete') ) { $row .= '
'; } $revdel = SpecialPage::getTitleFor( 'Revisiondelete' ); // If file is top revision or locked from this user, don't link if( $iscur || !$file->userCan(File::DELETED_RESTRICTED) ) { $del = wfMsgHtml( 'rev-delundel' ); } else { // If the file was hidden, link to sha-1 list($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) ) $del = "$del"; } $row .= "$del"; } $row .= ''; } // Reversion link/current indicator $row .= ''; if( $iscur ) { $row .= wfMsgHtml( 'filehist-current' ); } 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, wfMsgHtml( 'filehist-revert' ), implode( '&', $q ) ); } } $row .= ''; // Date/time and image link if( $file->getTimestamp() === $this->img->getTimestamp() ) { $selected = "class='filehistory-selected'"; } $row .= ""; if( !$file->userCan(File::DELETED_FILE) ) { # Don't link to unviewable files $row .= '' . $wgLang->timeAndDate( $timestamp, true ) . ''; } 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() ); $row .= ''.$url.''; } else { $url = $iscur ? $this->current->getUrl() : $this->current->getArchiveUrl( $img ); $row .= Xml::element( 'a', array( 'href' => $url ), $wgLang->timeAndDate( $timestamp, true ) ); } // Thumbnail if( $file->allowInlineDisplay() && $file->userCan( File::DELETED_FILE ) && !$file->isDeleted( File::DELETED_FILE ) ) { $params = array( 'width' => '120', 'height' => '120', ); $thumbnail = $file->transform( $params ); $options = array( 'alt' => wfMsg( 'filehist-thumbtext', $wgLang->timeAndDate( $timestamp, true ) ), 'file-link' => true, ); $row .= '' . ( $thumbnail ? $thumbnail->toHtml( $options ) : wfMsgHtml( 'filehist-nothumb' ) ); } else { $row .= '' . wfMsgHtml( 'filehist-nothumb' ); } $row .= ""; // Image dimensions $row .= htmlspecialchars( $dims ); // File size $row .= " (" . $this->skin->formatSize( $size ) . ')'; // Uploading user $row .= ''; if( $local ) { // Hide deleted usernames if( $file->isDeleted(File::DELETED_USER) ) { $row .= '' . wfMsgHtml( 'rev-deleted-user' ) . ''; } else { $row .= $this->skin->userLink( $user, $usertext ) . " " . $this->skin->userToolLinks( $user, $usertext ) . ""; } } else { $row .= htmlspecialchars( $usertext ); } $row .= ''; // Don't show deleted descriptions if( $file->isDeleted(File::DELETED_COMMENT) ) { $row .= '' . wfMsgHtml('rev-deleted-comment') . ''; } else { $row .= $this->skin->commentBlock( $description, $this->title ); } $row .= ''; wfRunHooks( 'ImagePageFileHistoryLine', array( $this, $file, &$row, &$rowClass ) ); $classAttr = $rowClass ? " class='$rowClass'" : ""; return "{$row}\n"; } } class ImageHistoryPseudoPager extends ReverseChronologicalPager { 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 } function getTitle() { return $this->mTitle; } function getQueryInfo() { return false; } function getIndexField() { return ''; } function formatRow( $row ) { return ''; } 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); } 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; } }