img = wfFindFile( $this->mTitle ); if ( !$this->img ) { $this->img = wfLocalFile( $this->mTitle ); } $this->repo = $this->img->repo; } /** * Handler for action=render * Include body text only; none of the image extras */ function render() { global $wgOut; $wgOut->setArticleBodyOnly( true ); $wgOut->addSecondaryWikitext( $this->getContent() ); } function view() { global $wgOut, $wgShowEXIF, $wgRequest, $wgUser; $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->img->exists()) { // FIXME: bad interface, see note on MediaHandler::formatMetadata(). $formattedMetadata = $this->img->formatMetadata(); $showmeta = $formattedMetadata !== false; } else { $showmeta = false; } if ($this->img->exists()) $wgOut->addHTML($this->showTOC($showmeta)); $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->setRobotpolicy( 'index,follow' ); $wgOut->setPageTitle( $this->mTitle->getPrefixedText() ); $this->viewUpdates(); } # Show shared description, if needed if ( $this->mExtraDescription ) { $fol = wfMsg( 'shareddescriptionfollows' ); if( $fol != '-' && !wfEmptyMsg( 'shareddescriptionfollows', $fol ) ) { $wgOut->addWikiText( $fol ); } $wgOut->addHTML( '
' . $this->mExtraDescription . '
' ); } $this->closeShowImage(); $this->imageHistory(); $this->imageLinks(); 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->addWikiText( $this->makeMetadataTable( $formattedMetadata ) ); $wgOut->addHTML( "\n" . "\n" ); } } /** * Create the TOC * * @access private * * @param bool $metadata Whether or not to show the metadata link * @return string */ 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(). * * @access private * * @param array $exif The array containing the EXIF data * @return string */ 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 ) { $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. */ function getContent() { if( $this->img && !$this->img->isLocal() && 0 == $this->getID() ) { return ''; } return Article::getContent(); } function openShowImage() { global $wgOut, $wgUser, $wgImageLimits, $wgRequest, $wgLang; $full_url = $this->img->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(); if ( $this->img->exists() ) { # image $page = $wgRequest->getIntOrNull( 'page' ); if ( is_null( $page ) ) { $params = array(); $page = 1; } else { $params = array( 'page' => $page ); } $width_orig = $this->img->getWidth(); $width = $width_orig; $height_orig = $this->img->getHeight(); $height = $height_orig; $mime = $this->img->getMimeType(); $showLink = false; $linkAttribs = array( 'href' => $full_url ); $longDesc = $this->img->getLongDesc(); wfRunHooks( 'ImageOpenShowImageInlineBefore', array( &$this , &$wgOut ) ) ; if ( $this->img->allowInlineDisplay() ) { # image # "Download high res version" link below the image #$msgsize = wfMsgHtml('file-info-size', $width_orig, $height_orig, $sk->formatSize( $this->img->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', array( 'parseinline' ), $width, $height ); } else { # Image is small enough to show full size on image page $msgbig = htmlspecialchars( $this->img->getName() ); $msgsmall = wfMsgExt( 'file-nohires', array( 'parseinline' ) ); } $params['width'] = $width; $thumbnail = $this->img->transform( $params ); $anchorclose = "
"; if( $this->img->mustRender() ) { $showLink = true; } else { $anchorclose .= $msgsmall . '
' . Xml::tags( 'a', $linkAttribs, $msgbig ) . ' ' . $longDesc; } if ( $this->img->isMultipage() ) { $wgOut->addHTML( '
' ); } if ( $thumbnail ) { $options = array( 'alt' => $this->img->getTitle()->getPrefixedText(), 'file-link' => true, ); $wgOut->addHTML( '' ); } if ( $this->img->isMultipage() ) { $count = $this->img->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->img, $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->img, $link, $label, 'none', array( 'page' => $page + 1 ) ); } else { $thumb2 = ''; } global $wgScript; $select = '
' . Xml::hidden( 'title', $this->getTitle()->getPrefixedDbKey() ); $select .= $wgOut->parse( wfMsg( 'imgmultigotopre' ), false ) . ' ' . $wgOut->parse( wfMsg( 'imgmultigotopost' ), false ) . '
'; $wgOut->addHTML( '
' . "$select
$thumb1\n$thumb2
" ); } } else { #if direct link is allowed but it's not a renderable image, show an icon. if ($this->img->isSafeFile()) { $icon= $this->img->iconThumb(); $wgOut->addHTML( '' ); } $showLink = true; } if ($showLink) { $filename = wfEscapeWikiText( $this->img->getName() ); global $wgContLang; $dirmark = $wgContLang->getDirMark(); if (!$this->img->isSafeFile()) { $warning = wfMsg( 'mediawarning' ); $wgOut->addWikiText( << [[Media:$filename|$filename]]$dirmark $longDesc
$warning
EOT ); } else { $wgOut->addWikiText( << [[Media:$filename|$filename]]$dirmark $longDesc EOT ); } } if(!$this->img->isLocal()) { $this->printSharedImageText(); } } else { # Image does not exist $title = SpecialPage::getTitleFor( 'Upload' ); $link = $sk->makeKnownLinkObj($title, wfMsgHtml('noimage-linktext'), 'wpDestFile=' . urlencode( $this->img->getName() ) ); $wgOut->addHTML( wfMsgWikiHtml( 'noimage', $link ) ); } } function printSharedImageText() { global $wgOut, $wgUser; $descUrl = $this->img->getDescriptionUrl(); $descText = $this->img->getDescriptionText(); $s = "
" . wfMsgWikiHtml("sharedupload"); if ( $descUrl && !$descText) { $sk = $wgUser->getSkin(); $link = $sk->makeExternalLink( $descUrl, wfMsg('shareduploadwiki-linktext') ); $s .= " " . wfMsgWikiHtml('shareduploadwiki', $link); } $s .= "
"; $wgOut->addHTML($s); if ( $descText ) { $this->mExtraDescription = $descText; } } function getUploadUrl() { global $wgServer; $uploadTitle = SpecialPage::getTitleFor( 'Upload' ); return $wgServer . $uploadTitle->getLocalUrl( 'wpDestFile=' . urlencode( $this->img->getName() ) ); } /** * 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, $wgOut; if( !$this->img->isLocal() ) return; $sk = $wgUser->getSkin(); $wgOut->addHtml( '
' ); } 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 $wgUser, $wgOut, $wgUseExternalEditor; $sk = $wgUser->getSkin(); $line = $this->img->nextHistoryLine(); if ( $line ) { $list = new ImageHistoryList( $sk, $this->img ); $file = $this->repo->newFileFromRow( $line ); $dims = $file->getDimensionsString(); $s = $list->beginImageHistoryList() . $list->imageHistoryLine( true, wfTimestamp(TS_MW, $line->img_timestamp), $this->mTitle->getDBkey(), $line->img_user, $line->img_user_text, $line->img_size, $line->img_description, $dims ); while ( $line = $this->img->nextHistoryLine() ) { $file = $this->repo->newFileFromRow( $line ); $dims = $file->getDimensionsString(); $s .= $list->imageHistoryLine( false, $line->oi_timestamp, $line->oi_archive_name, $line->oi_user, $line->oi_user_text, $line->oi_size, $line->oi_description, $dims ); } $s .= $list->endImageHistoryList(); } else { $s=''; } $wgOut->addHTML( $s ); $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(); } } function imageLinks() { global $wgUser, $wgOut; $wgOut->addHTML( Xml::element( 'h2', array( 'id' => 'filelinks' ), wfMsg( 'imagelinks' ) ) . "\n" ); $dbr = wfGetDB( DB_SLAVE ); $page = $dbr->tableName( 'page' ); $imagelinks = $dbr->tableName( 'imagelinks' ); $sql = "SELECT page_namespace,page_title FROM $imagelinks,$page WHERE il_to=" . $dbr->addQuotes( $this->mTitle->getDBkey() ) . " AND il_from=page_id"; $sql = $dbr->limitResult($sql, 500, 0); $res = $dbr->query( $sql, "ImagePage::imageLinks" ); if ( 0 == $dbr->numRows( $res ) ) { $wgOut->addHtml( '

' . wfMsg( "nolinkstoimage" ) . "

\n" ); return; } $wgOut->addHTML( '

' . wfMsg( 'linkstoimage' ) . "

\n\n" ); } /** * Delete the file, or an earlier version of it */ public function delete() { if( !$this->img->exists() || !$this->img->isLocal() ) { // Standard article deletion Article::delete(); return; } $deleter = new FileDeleteForm( $this->img ); $deleter->execute(); } /** * Revert the file to an earlier version */ public function revert() { $reverter = new FileRevertForm( $this->img ); $reverter->execute(); } /** * Override handling of action=purge */ function doPurge() { 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 * * @addtogroup Media */ class ImageHistoryList { protected $img, $skin, $title, $repo; public function __construct( $skin, $img ) { $this->skin = $skin; $this->img = $img; $this->title = $img->getTitle(); } public function beginImageHistoryList() { global $wgOut, $wgUser; return Xml::element( 'h2', array( 'id' => 'filehistory' ), wfMsg( 'filehist' ) ) . $wgOut->parse( wfMsgNoTrans( 'filehist-help' ) ) . Xml::openElement( 'table', array( 'class' => 'filehistory' ) ) . "\n" . '' . ( $this->img->isLocal() && $wgUser->isAllowed( 'delete' ) ? '' : '' ) . '' . wfMsgHtml( 'filehist-datetime' ) . '' . '' . wfMsgHtml( 'filehist-user' ) . '' . '' . wfMsgHtml( 'filehist-dimensions' ) . '' . '' . wfMsgHtml( 'filehist-filesize' ) . '' . '' . wfMsgHtml( 'filehist-comment' ) . '' . "\n"; } public function endImageHistoryList() { return "\n"; } public function imageHistoryLine( $iscur, $timestamp, $img, $user, $usertext, $size, $description, $dims ) { global $wgUser, $wgLang, $wgContLang; $local = $this->img->isLocal(); $row = ''; // Deletion link if( $local && $wgUser->isAllowed( 'delete' ) ) { $row .= ''; $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 ) ) . ')'; $row .= ''; } // Reversion link/current indicator $row .= ''; if( $iscur ) { $row .= '(' . wfMsgHtml( 'filehist-current' ) . ')'; } elseif( $local && $wgUser->isLoggedIn() && $this->title->userCan( 'edit' ) ) { $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 $row .= ''; $url = $iscur ? $this->img->getUrl() : $this->img->getArchiveUrl( $img ); $row .= Xml::element( 'a', array( 'href' => $url ), $wgLang->timeAndDate( $timestamp, true ) ); $row .= ''; // Uploading user $row .= ''; if( $local ) { $row .= $this->skin->userLink( $user, $usertext ) . $this->skin->userToolLinks( $user, $usertext ); } else { $row .= htmlspecialchars( $usertext ); } $row .= ''; // Image dimensions $row .= '' . htmlspecialchars( $dims ) . ''; // File size $row .= '' . $this->skin->formatSize( $size ) . ''; // Comment $row .= '' . $this->skin->formatComment( $description, $this->title ) . ''; return "{$row}\n"; } }