+++ /dev/null
-<?php
-/**
- * @package MediaWiki
- */
-
-/**
- *
- */
-if( !defined( 'MEDIAWIKI' ) )
- die();
-
-require_once( 'Image.php' );
-
-/**
- * Special handling for image description pages
- * @package MediaWiki
- */
-class ImagePage extends Article {
-
- /* private */ var $img; // Image object this page is shown for
- var $mExtraDescription = false;
-
- function render() {
- global $wgOut;
- $wgOut->setArticleBodyOnly(true);
- $wgOut->addWikitext($this->getContent(true));
- }
-
- function view() {
- global $wgUseExternalEditor, $wgOut, $wgShowEXIF;
-
- $this->img = new Image( $this->mTitle );
-
- if( $this->mTitle->getNamespace() == NS_IMAGE ) {
- if ($wgShowEXIF && $this->img->exists()) {
- $exif = $this->img->getExifData();
- $showmeta = count($exif) ? true : false;
- } else {
- $exif = false;
- $showmeta = false;
- }
-
- if ($this->img->exists())
- $wgOut->addHTML($this->showTOC($showmeta));
-
- $this->openShowImage();
- if ($exif)
- $wgOut->addWikiText($this->makeMetadataTable($exif));
-
- # 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() );
- $wgOut->addMetaTags();
- $this->viewUpdates();
- }
-
- if ($this->mExtraDescription) {
- $fol = wfMsg('shareddescriptionfollows');
- if ($fol != '-')
- $wgOut->addWikiText(wfMsg('shareddescriptionfollows'));
- $wgOut->addHTML($this->mExtraDescription);
- }
-
- $this->closeShowImage();
- $this->imageHistory();
- $this->imageLinks();
- } else {
- Article::view();
- }
- }
-
- /**
- * Create the TOC
- *
- * @access private
- *
- * @param bool $metadata Whether or not to show the metadata link
- * @return string
- */
- function showTOC( $metadata ) {
- global $wgLang;
- $r = '<ul id="filetoc">
- <li><a href="#file">' . $wgLang->getNsText( NS_IMAGE ) . '</a></li>' .
- ($metadata ? '<li><a href="#metadata">' . wfMsg( 'metadata' ) . '</a></li>' : '') . '
- <li><a href="#filehistory">' . wfMsg( 'imghistory' ) . '</a></li>
- <li><a href="#filelinks">' . wfMsg( 'imagelinks' ) . '</a></li>
- </ul>';
- return $r;
- }
-
- /**
- * Make a table with metadata to be shown in the output page.
- *
- * @access private
- *
- * @param array $exif The array containing the EXIF data
- * @return string
- */
- function makeMetadataTable( $exif ) {
- $r = "{| class=metadata align=right width=250px\n";
- $r .= '|+ id=metadata | '. htmlspecialchars( wfMsg( 'metadata' ) ) . "\n";
- foreach( $exif as $k => $v ) {
- $tag = strtolower( $k );
- $r .= "! class=$tag |" . wfMsg( "exif-$tag" ) . "\n";
- $r .= "| class=$tag |" . htmlspecialchars( $v ) . "\n";
- $r .= "|-\n";
- }
- return substr($r, 0, -3) . '|}';
- }
-
- /**
- * Overloading Article's getContent method.
- * Omit noarticletext if sharedupload
- *
- * @param $noredir If true, do not follow redirects
- */
- function getContent( $noredir )
- {
- if ( $this->img && $this->img->fromSharedDirectory && 0 == $this->getID() ) {
- return '';
- }
- return Article::getContent( $noredir );
- }
-
- function openShowImage()
- {
- global $wgOut, $wgUser, $wgImageLimits, $wgRequest,
- $wgUseImageResize, $wgRepositoryBaseUrl,
- $wgUseExternalEditor, $wgServer, $wgFetchCommonsDescriptions;
- $full_url = $this->img->getURL();
- $anchoropen = '';
- $anchorclose = '';
-
- if( $wgUser->getOption( 'imagesize' ) == '' ) {
- $sizeSel = User::getDefaultOption( 'imagesize' );
- } else {
- $sizeSel = IntVal( $wgUser->getOption( 'imagesize' ) );
- }
- if( !isset( $wgImageLimits[$sizeSel] ) ) {
- $sizeSel = User::getDefaultOption( 'imagesize' );
- }
- $max = $wgImageLimits[$sizeSel];
- $maxWidth = $max[0];
- $maxHeight = $max[1];
- $sk = $wgUser->getSkin();
-
- if ( $this->img->exists() ) {
- # image
- $width = $this->img->getWidth();
- $height = $this->img->getHeight();
- $showLink = false;
-
- if ( $this->img->allowInlineDisplay() and $width and $height) {
- # image
-
- # "Download high res version" link below the image
- $msg = wfMsg('showbigimage', $width, $height, intval( $this->img->getSize()/1024 ) );
- if ( $width > $maxWidth ) {
- $height = floor( $height * $maxWidth / $width );
- $width = $maxWidth;
- }
- if ( $height > $maxHeight ) {
- $width = floor( $width * $maxHeight / $height );
- $height = $maxHeight;
- }
- if ( $width != $this->img->getWidth() || $height != $this->img->getHeight() ) {
- if( $wgUseImageResize ) {
- $thumbnail = $this->img->getThumbnail( $width );
- if ( $thumbnail == null ) {
- $url = $this->img->getViewURL();
- } else {
- $url = $thumbnail->getURL();
- }
- } else {
- # No resize ability? Show the full image, but scale
- # it down in the browser so it fits on the page.
- $url = $this->img->getViewURL();
- }
- $anchoropen = "<a href=\"{$full_url}\">";
- $anchorclose = "</a><br />";
- if( $this->img->mustRender() ) {
- $showLink = true;
- } else {
- $anchorclose .= "\n$anchoropen{$msg}</a>";
- }
- } else {
- $url = $this->img->getViewURL();
- $showLink = true;
- }
- $wgOut->addHTML( '<div class="fullImageLink" id="file">' . $anchoropen .
- "<img border=\"0\" src=\"{$url}\" width=\"{$width}\" height=\"{$height}\" alt=\"" .
- htmlspecialchars( $wgRequest->getVal( 'image' ) ).'" />' . $anchorclose . '</div>' );
- } else {
- #if direct link is allowed but it's not a renderable image, show an icon.
- if ($this->img->isSafeFile()) {
- $icon= $this->img->iconThumb();
-
- $wgOut->addHTML( '<div class="fullImageLink" id="file"><a href="' . $full_url . '">' .
- $icon->toHtml() .
- '</a></div>' );
- }
-
- $showLink = true;
- }
-
-
- if ($showLink) {
- $filename = wfEscapeWikiText( $this->img->getName() );
- $info = wfMsg( 'fileinfo',
- ceil($this->img->getSize()/1024.0),
- $this->img->getMimeType() );
-
- if (!$this->img->isSafeFile()) {
- $warning = wfMsg( 'mediawarning' );
- $wgOut->addWikiText( <<<END
-<div class="fullMedia">
-<span class="dangerousLink">[[Media:$filename|$filename]]</span>
-<span class="fileInfo"> ($info)</span>
-</div>
-
-<div class="mediaWarning">$warning</div>
-END
- );
- } else {
- $wgOut->addWikiText( <<<END
-<div class="fullMedia">
-[[Media:$filename|$filename]] <span class="fileInfo"> ($info)</span>
-</div>
-END
- );
- }
- }
-
- if($this->img->fromSharedDirectory) {
- $this->printSharedImageText();
- }
- } else {
- # Image does not exist
- $wgOut->addWikiText( wfMsg( 'noimage', $this->getUploadUrl() ) );
- }
- }
-
- function printSharedImageText() {
- global $wgRepositoryBaseUrl, $wgFetchCommonsDescriptions, $wgOut;
-
- $url = $wgRepositoryBaseUrl . urlencode($this->mTitle->getDBkey());
- $sharedtext = "<div class='sharedUploadNotice'>" . wfMsg("sharedupload");
- if ($wgRepositoryBaseUrl && !$wgFetchCommonsDescriptions) {
- $sharedtext .= " " . wfMsg("shareduploadwiki", $url);
- }
- $sharedtext .= "</div>";
- $wgOut->addWikiText($sharedtext);
-
- if ($wgRepositoryBaseUrl && $wgFetchCommonsDescriptions) {
- require_once("HttpFunctions.php");
- $ur = ini_set('allow_url_fopen', true);
- $text = wfGetHTTP($url . '?action=render');
- ini_set('allow_url_fopen', $ur);
- if ($text)
- $this->mExtraDescription = $text;
- }
- }
-
- function getUploadUrl() {
- global $wgServer;
- $uploadTitle = Title::makeTitle( NS_SPECIAL, 'Upload' );
- return $wgServer . $uploadTitle->getLocalUrl( 'wpDestFile=' . urlencode( $this->img->getName() ) );
- }
-
-
- function uploadLinksBox()
- {
- global $wgUser, $wgOut;
-
- if ($this->img->fromSharedDirectory)
- return;
-
- $sk = $wgUser->getSkin();
- $wgOut->addHTML( '<br /><ul><li>' );
- $wgOut->addWikiText( '<div>'. wfMsg( 'uploadnewversion', $this->getUploadUrl() ) .'</div>' );
- $wgOut->addHTML( '</li><li>' );
- $wgOut->addHTML( $sk->makeKnownLinkObj( $this->mTitle,
- wfMsg( 'edit-externally' ), "action=edit&externaledit=true&mode=file" ) );
- $wgOut->addWikiText( '<div>' . wfMsg('edit-externally-help') . '</div>' );
- $wgOut->addHTML( '</li></ul>' );
- }
-
- 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 );
- $s = $list->beginImageHistoryList() .
- $list->imageHistoryLine( true, $line->img_timestamp,
- $this->mTitle->getDBkey(), $line->img_user,
- $line->img_user_text, $line->img_size, $line->img_description );
-
- while ( $line = $this->img->nextHistoryLine() ) {
- $s .= $list->imageHistoryLine( false, $line->img_timestamp,
- $line->oi_archive_name, $line->img_user,
- $line->img_user_text, $line->img_size, $line->img_description );
- }
- $s .= $list->endImageHistoryList();
- } else { $s=''; }
- $wgOut->addHTML( $s );
-
- # 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( '<h2 id="filelinks">' . wfMsg( 'imagelinks' ) . "</h2>\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"
- . " LIMIT 500"; # quickie emergency brake
- $res = $dbr->query( $sql, "ImagePage::imageLinks" );
-
- if ( 0 == $dbr->numRows( $res ) ) {
- $wgOut->addHtml( '<p>' . wfMsg( "nolinkstoimage" ) . "</p>\n" );
- return;
- }
- $wgOut->addHTML( '<p>' . wfMsg( 'linkstoimage' ) . "</p>\n<ul>" );
-
- $sk = $wgUser->getSkin();
- while ( $s = $dbr->fetchObject( $res ) ) {
- $name = Title::MakeTitle( $s->page_namespace, $s->page_title );
- $link = $sk->makeKnownLinkObj( $name, "" );
- $wgOut->addHTML( "<li>{$link}</li>\n" );
- }
- $wgOut->addHTML( "</ul>\n" );
- }
-
- function delete()
- {
- global $wgUser, $wgOut, $wgRequest;
-
- $confirm = $wgRequest->wasPosted();
- $image = $wgRequest->getVal( 'image' );
- $oldimage = $wgRequest->getVal( 'oldimage' );
-
- # Only sysops can delete images. Previously ordinary users could delete
- # old revisions, but this is no longer the case.
- if ( !$wgUser->isAllowed('delete') ) {
- $wgOut->sysopRequired();
- return;
- }
- if ( $wgUser->isBlocked() ) {
- return $this->blockedIPpage();
- }
- if ( wfReadOnly() ) {
- $wgOut->readOnlyPage();
- return;
- }
-
- # Better double-check that it hasn't been deleted yet!
- $wgOut->setPagetitle( wfMsg( 'confirmdelete' ) );
- if ( ( !is_null( $image ) )
- && ( '' == trim( $image ) ) ) {
- $wgOut->fatalError( wfMsg( 'cannotdelete' ) );
- return;
- }
-
- $this->img = new Image( $this->mTitle );
-
- # Deleting old images doesn't require confirmation
- if ( !is_null( $oldimage ) || $confirm ) {
- if( $wgUser->matchEditToken( $wgRequest->getVal( 'wpEditToken' ), $oldimage ) ) {
- $this->doDelete();
- } else {
- $wgOut->fatalError( wfMsg( 'sessionfailure' ) );
- }
- return;
- }
-
- if ( !is_null( $image ) ) {
- $q = '&image=' . urlencode( $image );
- } else if ( !is_null( $oldimage ) ) {
- $q = '&oldimage=' . urlencode( $oldimage );
- } else {
- $q = '';
- }
- return $this->confirmDelete( $q, $wgRequest->getText( 'wpReason' ) );
- }
-
- function doDelete()
- {
- global $wgOut, $wgUser, $wgContLang, $wgRequest;
- global $wgUseSquid, $wgInternalServer, $wgPostCommitUpdateList;
- $fname = 'ImagePage::doDelete';
-
- $reason = $wgRequest->getVal( 'wpReason' );
- $oldimage = $wgRequest->getVal( 'oldimage' );
-
- $dbw =& wfGetDB( DB_MASTER );
-
- if ( !is_null( $oldimage ) ) {
- if ( strlen( $oldimage ) < 16 ) {
- $wgOut->unexpectedValueError( 'oldimage', htmlspecialchars($oldimage) );
- return;
- }
- if ( strstr( $oldimage, "/" ) || strstr( $oldimage, "\\" ) ) {
- $wgOut->unexpectedValueError( 'oldimage', htmlspecialchars($oldimage) );
- return;
- }
-
- # Invalidate description page cache
- $this->mTitle->invalidateCache();
-
- # Squid purging
- if ( $wgUseSquid ) {
- $urlArr = Array(
- $wgInternalServer.wfImageArchiveUrl( $oldimage ),
- $wgInternalServer.$this->mTitle->getFullURL()
- );
- wfPurgeSquidServers($urlArr);
- }
- $this->doDeleteOldImage( $oldimage );
- $dbw->delete( 'oldimage', array( 'oi_archive_name' => $oldimage ) );
- $deleted = $oldimage;
- } else {
- $image = $this->mTitle->getDBkey();
- $dest = wfImageDir( $image );
- $archive = wfImageDir( $image );
-
- # Delete the image file if it exists; due to sync problems
- # or manual trimming sometimes the file will be missing.
- $targetFile = "{$dest}/{$image}";
- if( file_exists( $targetFile ) && ! @unlink( $targetFile ) ) {
- # If the deletion operation actually failed, bug out:
- $wgOut->fileDeleteError( $targetFile );
- return;
- }
- $dbw->delete( 'image', array( 'img_name' => $image ) );
- $res = $dbw->select( 'oldimage', array( 'oi_archive_name' ), array( 'oi_name' => $image ) );
-
- # Purge archive URLs from the squid
- $urlArr = Array();
- while ( $s = $dbw->fetchObject( $res ) ) {
- $this->doDeleteOldImage( $s->oi_archive_name );
- $urlArr[] = $wgInternalServer.wfImageArchiveUrl( $s->oi_archive_name );
- }
-
- # And also the HTML of all pages using this image
- $linksTo = $this->img->getLinksTo();
- if ( $wgUseSquid ) {
- $u = SquidUpdate::newFromTitles( $linksTo, $urlArr );
- array_push( $wgPostCommitUpdateList, $u );
- }
-
- $dbw->delete( 'oldimage', array( 'oi_name' => $image ) );
-
- # Image itself is now gone, and database is cleaned.
- # Now we remove the image description page.
-
- $article = new Article( $this->mTitle );
- $article->doDeleteArticle( $reason ); # ignore errors
-
- # Invalidate parser cache and client cache for pages using this image
- # This is left until relatively late to reduce lock time
- Title::touchArray( $linksTo );
-
- /* Delete thumbnails and refresh image metadata cache */
- $this->img->purgeCache();
-
-
- $deleted = $image;
- }
-
- $wgOut->setPagetitle( wfMsg( 'actioncomplete' ) );
- $wgOut->setRobotpolicy( 'noindex,nofollow' );
-
- $loglink = '[[Special:Log/delete|' . wfMsg( 'deletionlog' ) . ']]';
- $text = wfMsg( 'deletedtext', $deleted, $loglink );
-
- $wgOut->addWikiText( $text );
-
- $wgOut->returnToMain( false, $this->mTitle->getPrefixedText() );
- }
-
- function doDeleteOldImage( $oldimage )
- {
- global $wgOut;
-
- $name = substr( $oldimage, 15 );
- $archive = wfImageArchiveDir( $name );
-
- # Delete the image if it exists. Sometimes the file will be missing
- # due to manual intervention or weird sync problems; treat that
- # condition gracefully and continue to delete the database entry.
- # Also some records may end up with an empty oi_archive_name field
- # if the original file was missing when a new upload was made;
- # don't try to delete the directory then!
- #
- $targetFile = "{$archive}/{$oldimage}";
- if( $oldimage != '' && file_exists( $targetFile ) && !@unlink( $targetFile ) ) {
- # If we actually have a file and can't delete it, throw an error.
- $wgOut->fileDeleteError( "{$archive}/{$oldimage}" );
- } else {
- # Log the deletion
- $log = new LogPage( 'delete' );
- $log->addEntry( 'delete', $this->mTitle, wfMsg('deletedrevision',$oldimage) );
- }
- }
-
- function revert()
- {
- global $wgOut, $wgRequest, $wgUser;
- global $wgUseSquid, $wgInternalServer, $wgDeferredUpdateList;
-
- $oldimage = $wgRequest->getText( 'oldimage' );
- if ( strlen( $oldimage ) < 16 ) {
- $wgOut->unexpectedValueError( 'oldimage', htmlspecialchars($oldimage) );
- return;
- }
- if ( strstr( $oldimage, "/" ) || strstr( $oldimage, "\\" ) ) {
- $wgOut->unexpectedValueError( 'oldimage', htmlspecialchars($oldimage) );
- return;
- }
-
- if ( wfReadOnly() ) {
- $wgOut->readOnlyPage();
- return;
- }
- if( $wgUser->isAnon() ) {
- $wgOut->errorpage( 'uploadnologin', 'uploadnologintext' );
- return;
- }
- if ( ! $this->mTitle->userCanEdit() ) {
- $wgOut->sysopRequired();
- return;
- }
- if ( $wgUser->isBlocked() ) {
- return $this->blockedIPpage();
- }
- if( !$wgUser->matchEditToken( $wgRequest->getVal( 'wpEditToken' ), $oldimage ) ) {
- $wgOut->errorpage( 'internalerror', 'sessionfailure' );
- return;
- }
- $name = substr( $oldimage, 15 );
-
- $dest = wfImageDir( $name );
- $archive = wfImageArchiveDir( $name );
- $curfile = "{$dest}/{$name}";
-
- if ( ! is_file( $curfile ) ) {
- $wgOut->fileNotFoundError( htmlspecialchars( $curfile ) );
- return;
- }
- $oldver = wfTimestampNow() . "!{$name}";
-
- $dbr =& wfGetDB( DB_SLAVE );
- $size = $dbr->selectField( 'oldimage', 'oi_size', array( 'oi_archive_name' => $oldimage ) );
-
- if ( ! rename( $curfile, "${archive}/{$oldver}" ) ) {
- $wgOut->fileRenameError( $curfile, "${archive}/{$oldver}" );
- return;
- }
- if ( ! copy( "{$archive}/{$oldimage}", $curfile ) ) {
- $wgOut->fileCopyError( "${archive}/{$oldimage}", $curfile );
- }
-
- # Record upload and update metadata cache
- $img = Image::newFromName( $name );
- $img->recordUpload( $oldver, wfMsg( "reverted" ) );
-
- $wgOut->setPagetitle( wfMsg( 'actioncomplete' ) );
- $wgOut->setRobotpolicy( 'noindex,nofollow' );
- $wgOut->addHTML( wfMsg( 'imagereverted' ) );
-
- $descTitle = $img->getTitle();
- $wgOut->returnToMain( false, $descTitle->getPrefixedText() );
- }
-
- function blockedIPpage() {
- require_once( 'EditPage.php' );
- $edit = new EditPage( $this );
- return $edit->blockedIPpage();
- }
-
-}
-
-/**
- * @todo document
- * @package MediaWiki
- */
-class ImageHistoryList {
- function ImageHistoryList( &$skin ) {
- $this->skin =& $skin;
- }
-
- function beginImageHistoryList() {
- $s = "\n<h2 id=\"filehistory\">" . wfMsg( 'imghistory' ) . "</h2>\n" .
- "<p>" . wfMsg( 'imghistlegend' ) . "</p>\n".'<ul class="special">';
- return $s;
- }
-
- function endImageHistoryList() {
- $s = "</ul>\n";
- return $s;
- }
-
- function imageHistoryLine( $iscur, $timestamp, $img, $user, $usertext, $size, $description ) {
- global $wgUser, $wgLang, $wgContLang, $wgTitle;
-
- $datetime = $wgLang->timeanddate( $timestamp, true );
- $del = wfMsg( 'deleteimg' );
- $delall = wfMsg( 'deleteimgcompletely' );
- $cur = wfMsg( 'cur' );
-
- if ( $iscur ) {
- $url = Image::imageUrl( $img );
- $rlink = $cur;
- if ( $wgUser->isAllowed('delete') ) {
- $link = $wgTitle->escapeLocalURL( 'image=' . $wgTitle->getPartialURL() .
- '&action=delete' );
- $style = $this->skin->getInternalLinkAttributes( $link, $delall );
-
- $dlink = '<a href="'.$link.'"'.$style.'>'.$delall.'</a>';
- } else {
- $dlink = $del;
- }
- } else {
- $url = htmlspecialchars( wfImageArchiveUrl( $img ) );
- if( $wgUser->getID() != 0 && $wgTitle->userCanEdit() ) {
- $token = urlencode( $wgUser->editToken( $img ) );
- $rlink = $this->skin->makeKnownLinkObj( $wgTitle,
- wfMsg( 'revertimg' ), 'action=revert&oldimage=' .
- urlencode( $img ) . "&wpEditToken=$token" );
- $dlink = $this->skin->makeKnownLinkObj( $wgTitle,
- $del, 'action=delete&oldimage=' . urlencode( $img ) .
- "&wpEditToken=$token" );
- } else {
- # Having live active links for non-logged in users
- # means that bots and spiders crawling our site can
- # inadvertently change content. Baaaad idea.
- $rlink = wfMsg( 'revertimg' );
- $dlink = $del;
- }
- }
- if ( 0 == $user ) {
- $userlink = $usertext;
- } else {
- $userlink = $this->skin->makeLinkObj(
- Title::makeTitle( NS_USER, $usertext ),
- $usertext );
- }
- $nbytes = wfMsg( 'nbytes', $size );
- $style = $this->skin->getInternalLinkAttributes( $url, $datetime );
-
- $s = "<li> ({$dlink}) ({$rlink}) <a href=\"{$url}\"{$style}>{$datetime}</a>"
- . " . . {$userlink} ({$nbytes})";
-
- $s .= $this->skin->commentBlock( $description, $wgTitle );
- $s .= "</li>\n";
- return $s;
- }
-
-}
-
-
-?>
scripts.mit.edu / autoinstallsdev / mediawiki.git / blobdiff