mirror of
https://github.com/YunoHost-Apps/mediawiki_ynh.git
synced 2024-09-03 19:46:05 +02:00
2806 lines
77 KiB
PHP
2806 lines
77 KiB
PHP
<?php
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/**
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* Local file in the wiki's own database.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup FileAbstraction
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*/
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/**
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* Bump this number when serialized cache records may be incompatible.
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*/
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define( 'MW_FILE_VERSION', 9 );
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/**
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* Class to represent a local file in the wiki's own database
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*
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* Provides methods to retrieve paths (physical, logical, URL),
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* to generate image thumbnails or for uploading.
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*
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* Note that only the repo object knows what its file class is called. You should
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* never name a file class explictly outside of the repo class. Instead use the
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* repo's factory functions to generate file objects, for example:
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*
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* RepoGroup::singleton()->getLocalRepo()->newFile( $title );
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*
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* The convenience functions wfLocalFile() and wfFindFile() should be sufficient
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* in most cases.
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*
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* @ingroup FileAbstraction
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*/
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class LocalFile extends File {
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const CACHE_FIELD_MAX_LEN = 1000;
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/**#@+
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* @private
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*/
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var
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$fileExists, # does the file exist on disk? (loadFromXxx)
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$historyLine, # Number of line to return by nextHistoryLine() (constructor)
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$historyRes, # result of the query for the file's history (nextHistoryLine)
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$width, # \
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$height, # |
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$bits, # --- returned by getimagesize (loadFromXxx)
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$attr, # /
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$media_type, # MEDIATYPE_xxx (bitmap, drawing, audio...)
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$mime, # MIME type, determined by MimeMagic::guessMimeType
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$major_mime, # Major mime type
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$minor_mime, # Minor mime type
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$size, # Size in bytes (loadFromXxx)
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$metadata, # Handler-specific metadata
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$timestamp, # Upload timestamp
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$sha1, # SHA-1 base 36 content hash
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$user, $user_text, # User, who uploaded the file
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$description, # Description of current revision of the file
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$dataLoaded, # Whether or not core data has been loaded from the database (loadFromXxx)
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$extraDataLoaded, # Whether or not lazy-loaded data has been loaded from the database
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$upgraded, # Whether the row was upgraded on load
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$locked, # True if the image row is locked
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$lockedOwnTrx, # True if the image row is locked with a lock initiated transaction
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$missing, # True if file is not present in file system. Not to be cached in memcached
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$deleted; # Bitfield akin to rev_deleted
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/**#@-*/
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/**
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* @var LocalRepo
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*/
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var $repo;
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protected $repoClass = 'LocalRepo';
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const LOAD_ALL = 1; // integer; load all the lazy fields too (like metadata)
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/**
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* Create a LocalFile from a title
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* Do not call this except from inside a repo class.
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*
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* Note: $unused param is only here to avoid an E_STRICT
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*
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* @param $title
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* @param $repo
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* @param $unused
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*
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* @return LocalFile
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*/
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static function newFromTitle( $title, $repo, $unused = null ) {
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return new self( $title, $repo );
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}
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/**
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* Create a LocalFile from a title
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* Do not call this except from inside a repo class.
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*
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* @param $row
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* @param $repo
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*
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* @return LocalFile
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*/
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static function newFromRow( $row, $repo ) {
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$title = Title::makeTitle( NS_FILE, $row->img_name );
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$file = new self( $title, $repo );
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$file->loadFromRow( $row );
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return $file;
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}
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/**
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* Create a LocalFile from a SHA-1 key
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* Do not call this except from inside a repo class.
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*
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* @param string $sha1 base-36 SHA-1
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* @param $repo LocalRepo
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* @param string|bool $timestamp MW_timestamp (optional)
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*
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* @return bool|LocalFile
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*/
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static function newFromKey( $sha1, $repo, $timestamp = false ) {
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$dbr = $repo->getSlaveDB();
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$conds = array( 'img_sha1' => $sha1 );
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if ( $timestamp ) {
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$conds['img_timestamp'] = $dbr->timestamp( $timestamp );
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}
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$row = $dbr->selectRow( 'image', self::selectFields(), $conds, __METHOD__ );
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if ( $row ) {
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return self::newFromRow( $row, $repo );
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} else {
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return false;
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}
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}
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/**
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* Fields in the image table
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* @return array
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*/
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static function selectFields() {
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return array(
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'img_name',
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'img_size',
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'img_width',
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'img_height',
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'img_metadata',
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'img_bits',
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'img_media_type',
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'img_major_mime',
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'img_minor_mime',
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'img_description',
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'img_user',
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'img_user_text',
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'img_timestamp',
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'img_sha1',
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);
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}
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/**
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* Constructor.
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* Do not call this except from inside a repo class.
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*/
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function __construct( $title, $repo ) {
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parent::__construct( $title, $repo );
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$this->metadata = '';
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$this->historyLine = 0;
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$this->historyRes = null;
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$this->dataLoaded = false;
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$this->extraDataLoaded = false;
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$this->assertRepoDefined();
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$this->assertTitleDefined();
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}
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/**
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* Get the memcached key for the main data for this file, or false if
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* there is no access to the shared cache.
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* @return bool
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*/
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function getCacheKey() {
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$hashedName = md5( $this->getName() );
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return $this->repo->getSharedCacheKey( 'file', $hashedName );
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}
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/**
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* Try to load file metadata from memcached. Returns true on success.
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* @return bool
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*/
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function loadFromCache() {
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global $wgMemc;
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wfProfileIn( __METHOD__ );
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$this->dataLoaded = false;
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$this->extraDataLoaded = false;
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$key = $this->getCacheKey();
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if ( !$key ) {
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wfProfileOut( __METHOD__ );
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return false;
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}
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$cachedValues = $wgMemc->get( $key );
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// Check if the key existed and belongs to this version of MediaWiki
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if ( isset( $cachedValues['version'] ) && $cachedValues['version'] == MW_FILE_VERSION ) {
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wfDebug( "Pulling file metadata from cache key $key\n" );
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$this->fileExists = $cachedValues['fileExists'];
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if ( $this->fileExists ) {
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$this->setProps( $cachedValues );
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}
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$this->dataLoaded = true;
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$this->extraDataLoaded = true;
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foreach ( $this->getLazyCacheFields( '' ) as $field ) {
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$this->extraDataLoaded = $this->extraDataLoaded && isset( $cachedValues[$field] );
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}
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}
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if ( $this->dataLoaded ) {
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wfIncrStats( 'image_cache_hit' );
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} else {
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wfIncrStats( 'image_cache_miss' );
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}
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wfProfileOut( __METHOD__ );
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return $this->dataLoaded;
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}
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/**
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* Save the file metadata to memcached
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*/
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function saveToCache() {
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global $wgMemc;
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$this->load();
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$key = $this->getCacheKey();
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if ( !$key ) {
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return;
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}
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$fields = $this->getCacheFields( '' );
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$cache = array( 'version' => MW_FILE_VERSION );
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$cache['fileExists'] = $this->fileExists;
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if ( $this->fileExists ) {
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foreach ( $fields as $field ) {
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$cache[$field] = $this->$field;
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}
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}
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// Strip off excessive entries from the subset of fields that can become large.
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// If the cache value gets to large it will not fit in memcached and nothing will
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// get cached at all, causing master queries for any file access.
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foreach ( $this->getLazyCacheFields( '' ) as $field ) {
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if ( isset( $cache[$field] ) && strlen( $cache[$field] ) > 100 * 1024 ) {
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unset( $cache[$field] ); // don't let the value get too big
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}
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}
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// Cache presence for 1 week and negatives for 1 day
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$wgMemc->set( $key, $cache, $this->fileExists ? 86400 * 7 : 86400 );
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}
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/**
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* Load metadata from the file itself
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*/
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function loadFromFile() {
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$props = $this->repo->getFileProps( $this->getVirtualUrl() );
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$this->setProps( $props );
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}
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/**
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* @param $prefix string
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* @return array
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*/
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function getCacheFields( $prefix = 'img_' ) {
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static $fields = array( 'size', 'width', 'height', 'bits', 'media_type',
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'major_mime', 'minor_mime', 'metadata', 'timestamp', 'sha1', 'user', 'user_text', 'description' );
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static $results = array();
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if ( $prefix == '' ) {
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return $fields;
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}
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if ( !isset( $results[$prefix] ) ) {
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$prefixedFields = array();
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foreach ( $fields as $field ) {
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$prefixedFields[] = $prefix . $field;
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}
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$results[$prefix] = $prefixedFields;
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}
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return $results[$prefix];
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}
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/**
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* @return array
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*/
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function getLazyCacheFields( $prefix = 'img_' ) {
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static $fields = array( 'metadata' );
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static $results = array();
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if ( $prefix == '' ) {
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return $fields;
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}
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if ( !isset( $results[$prefix] ) ) {
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$prefixedFields = array();
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foreach ( $fields as $field ) {
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$prefixedFields[] = $prefix . $field;
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}
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$results[$prefix] = $prefixedFields;
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}
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return $results[$prefix];
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}
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/**
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* Load file metadata from the DB
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*/
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function loadFromDB() {
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# Polymorphic function name to distinguish foreign and local fetches
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$fname = get_class( $this ) . '::' . __FUNCTION__;
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wfProfileIn( $fname );
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# Unconditionally set loaded=true, we don't want the accessors constantly rechecking
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$this->dataLoaded = true;
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$this->extraDataLoaded = true;
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$dbr = $this->repo->getMasterDB();
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$row = $dbr->selectRow( 'image', $this->getCacheFields( 'img_' ),
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array( 'img_name' => $this->getName() ), $fname );
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if ( $row ) {
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$this->loadFromRow( $row );
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} else {
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$this->fileExists = false;
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}
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wfProfileOut( $fname );
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}
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/**
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* Load lazy file metadata from the DB.
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* This covers fields that are sometimes not cached.
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*/
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protected function loadExtraFromDB() {
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# Polymorphic function name to distinguish foreign and local fetches
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$fname = get_class( $this ) . '::' . __FUNCTION__;
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wfProfileIn( $fname );
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# Unconditionally set loaded=true, we don't want the accessors constantly rechecking
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$this->extraDataLoaded = true;
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$dbr = $this->repo->getSlaveDB();
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// In theory the file could have just been renamed/deleted...oh well
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$row = $dbr->selectRow( 'image', $this->getLazyCacheFields( 'img_' ),
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array( 'img_name' => $this->getName() ), $fname );
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if ( !$row ) { // fallback to master
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$dbr = $this->repo->getMasterDB();
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$row = $dbr->selectRow( 'image', $this->getLazyCacheFields( 'img_' ),
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array( 'img_name' => $this->getName() ), $fname );
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}
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if ( $row ) {
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foreach ( $this->unprefixRow( $row, 'img_' ) as $name => $value ) {
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$this->$name = $value;
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}
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} else {
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wfProfileOut( $fname );
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throw new MWException( "Could not find data for image '{$this->getName()}'." );
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}
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wfProfileOut( $fname );
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}
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/**
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* @param Row $row
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* @param $prefix string
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* @return Array
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*/
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protected function unprefixRow( $row, $prefix = 'img_' ) {
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$array = (array)$row;
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$prefixLength = strlen( $prefix );
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// Sanity check prefix once
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if ( substr( key( $array ), 0, $prefixLength ) !== $prefix ) {
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throw new MWException( __METHOD__ . ': incorrect $prefix parameter' );
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}
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$decoded = array();
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foreach ( $array as $name => $value ) {
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$decoded[substr( $name, $prefixLength )] = $value;
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}
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return $decoded;
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}
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/**
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* Decode a row from the database (either object or array) to an array
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* with timestamps and MIME types decoded, and the field prefix removed.
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* @param $row
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* @param $prefix string
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* @throws MWException
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* @return array
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*/
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function decodeRow( $row, $prefix = 'img_' ) {
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$decoded = $this->unprefixRow( $row, $prefix );
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$decoded['timestamp'] = wfTimestamp( TS_MW, $decoded['timestamp'] );
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if ( empty( $decoded['major_mime'] ) ) {
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$decoded['mime'] = 'unknown/unknown';
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} else {
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if ( !$decoded['minor_mime'] ) {
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$decoded['minor_mime'] = 'unknown';
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}
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$decoded['mime'] = $decoded['major_mime'] . '/' . $decoded['minor_mime'];
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}
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# Trim zero padding from char/binary field
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$decoded['sha1'] = rtrim( $decoded['sha1'], "\0" );
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return $decoded;
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}
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/**
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* Load file metadata from a DB result row
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*/
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function loadFromRow( $row, $prefix = 'img_' ) {
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$this->dataLoaded = true;
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$this->extraDataLoaded = true;
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$array = $this->decodeRow( $row, $prefix );
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foreach ( $array as $name => $value ) {
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$this->$name = $value;
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}
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$this->fileExists = true;
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$this->maybeUpgradeRow();
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}
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/**
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* Load file metadata from cache or DB, unless already loaded
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* @param integer $flags
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*/
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function load( $flags = 0 ) {
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if ( !$this->dataLoaded ) {
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if ( !$this->loadFromCache() ) {
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$this->loadFromDB();
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$this->saveToCache();
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}
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$this->dataLoaded = true;
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}
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if ( ( $flags & self::LOAD_ALL ) && !$this->extraDataLoaded ) {
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$this->loadExtraFromDB();
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}
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}
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/**
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* Upgrade a row if it needs it
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*/
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function maybeUpgradeRow() {
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global $wgUpdateCompatibleMetadata;
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if ( wfReadOnly() ) {
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return;
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}
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if ( is_null( $this->media_type ) ||
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$this->mime == 'image/svg'
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) {
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$this->upgradeRow();
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$this->upgraded = true;
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} else {
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$handler = $this->getHandler();
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if ( $handler ) {
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$validity = $handler->isMetadataValid( $this, $this->getMetadata() );
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if ( $validity === MediaHandler::METADATA_BAD
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|| ( $validity === MediaHandler::METADATA_COMPATIBLE && $wgUpdateCompatibleMetadata )
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) {
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$this->upgradeRow();
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$this->upgraded = true;
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}
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|
}
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}
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}
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function getUpgraded() {
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return $this->upgraded;
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}
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|
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|
/**
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|
* Fix assorted version-related problems with the image row by reloading it from the file
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*/
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function upgradeRow() {
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wfProfileIn( __METHOD__ );
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$this->lock(); // begin
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$this->loadFromFile();
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# Don't destroy file info of missing files
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if ( !$this->fileExists ) {
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wfDebug( __METHOD__ . ": file does not exist, aborting\n" );
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wfProfileOut( __METHOD__ );
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return;
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}
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$dbw = $this->repo->getMasterDB();
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list( $major, $minor ) = self::splitMime( $this->mime );
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if ( wfReadOnly() ) {
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wfProfileOut( __METHOD__ );
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return;
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}
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wfDebug( __METHOD__ . ': upgrading ' . $this->getName() . " to the current schema\n" );
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|
|
$dbw->update( 'image',
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array(
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'img_size' => $this->size, // sanity
|
|
'img_width' => $this->width,
|
|
'img_height' => $this->height,
|
|
'img_bits' => $this->bits,
|
|
'img_media_type' => $this->media_type,
|
|
'img_major_mime' => $major,
|
|
'img_minor_mime' => $minor,
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|
'img_metadata' => $dbw->encodeBlob($this->metadata),
|
|
'img_sha1' => $this->sha1,
|
|
),
|
|
array( 'img_name' => $this->getName() ),
|
|
__METHOD__
|
|
);
|
|
|
|
$this->saveToCache();
|
|
|
|
$this->unlock(); // done
|
|
|
|
wfProfileOut( __METHOD__ );
|
|
}
|
|
|
|
/**
|
|
* Set properties in this object to be equal to those given in the
|
|
* associative array $info. Only cacheable fields can be set.
|
|
* All fields *must* be set in $info except for getLazyCacheFields().
|
|
*
|
|
* If 'mime' is given, it will be split into major_mime/minor_mime.
|
|
* If major_mime/minor_mime are given, $this->mime will also be set.
|
|
*/
|
|
function setProps( $info ) {
|
|
$this->dataLoaded = true;
|
|
$fields = $this->getCacheFields( '' );
|
|
$fields[] = 'fileExists';
|
|
|
|
foreach ( $fields as $field ) {
|
|
if ( isset( $info[$field] ) ) {
|
|
$this->$field = $info[$field];
|
|
}
|
|
}
|
|
|
|
// Fix up mime fields
|
|
if ( isset( $info['major_mime'] ) ) {
|
|
$this->mime = "{$info['major_mime']}/{$info['minor_mime']}";
|
|
} elseif ( isset( $info['mime'] ) ) {
|
|
$this->mime = $info['mime'];
|
|
list( $this->major_mime, $this->minor_mime ) = self::splitMime( $this->mime );
|
|
}
|
|
}
|
|
|
|
/** splitMime inherited */
|
|
/** getName inherited */
|
|
/** getTitle inherited */
|
|
/** getURL inherited */
|
|
/** getViewURL inherited */
|
|
/** getPath inherited */
|
|
/** isVisible inhereted */
|
|
|
|
/**
|
|
* @return bool
|
|
*/
|
|
function isMissing() {
|
|
if ( $this->missing === null ) {
|
|
list( $fileExists ) = $this->repo->fileExists( $this->getVirtualUrl() );
|
|
$this->missing = !$fileExists;
|
|
}
|
|
return $this->missing;
|
|
}
|
|
|
|
/**
|
|
* Return the width of the image
|
|
*
|
|
* @param $page int
|
|
* @return int
|
|
*/
|
|
public function getWidth( $page = 1 ) {
|
|
$this->load();
|
|
|
|
if ( $this->isMultipage() ) {
|
|
$handler = $this->getHandler();
|
|
if ( !$handler ) {
|
|
return 0;
|
|
}
|
|
$dim = $handler->getPageDimensions( $this, $page );
|
|
if ( $dim ) {
|
|
return $dim['width'];
|
|
} else {
|
|
// For non-paged media, the false goes through an
|
|
// intval, turning failure into 0, so do same here.
|
|
return 0;
|
|
}
|
|
} else {
|
|
return $this->width;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return the height of the image
|
|
*
|
|
* @param $page int
|
|
* @return int
|
|
*/
|
|
public function getHeight( $page = 1 ) {
|
|
$this->load();
|
|
|
|
if ( $this->isMultipage() ) {
|
|
$handler = $this->getHandler();
|
|
if ( !$handler ) {
|
|
return 0;
|
|
}
|
|
$dim = $handler->getPageDimensions( $this, $page );
|
|
if ( $dim ) {
|
|
return $dim['height'];
|
|
} else {
|
|
// For non-paged media, the false goes through an
|
|
// intval, turning failure into 0, so do same here.
|
|
return 0;
|
|
}
|
|
} else {
|
|
return $this->height;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns ID or name of user who uploaded the file
|
|
*
|
|
* @param string $type 'text' or 'id'
|
|
* @return int|string
|
|
*/
|
|
function getUser( $type = 'text' ) {
|
|
$this->load();
|
|
|
|
if ( $type == 'text' ) {
|
|
return $this->user_text;
|
|
} elseif ( $type == 'id' ) {
|
|
return $this->user;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get handler-specific metadata
|
|
* @return string
|
|
*/
|
|
function getMetadata() {
|
|
$this->load( self::LOAD_ALL ); // large metadata is loaded in another step
|
|
return $this->metadata;
|
|
}
|
|
|
|
/**
|
|
* @return int
|
|
*/
|
|
function getBitDepth() {
|
|
$this->load();
|
|
return $this->bits;
|
|
}
|
|
|
|
/**
|
|
* Return the size of the image file, in bytes
|
|
* @return int
|
|
*/
|
|
public function getSize() {
|
|
$this->load();
|
|
return $this->size;
|
|
}
|
|
|
|
/**
|
|
* Returns the mime type of the file.
|
|
* @return string
|
|
*/
|
|
function getMimeType() {
|
|
$this->load();
|
|
return $this->mime;
|
|
}
|
|
|
|
/**
|
|
* Return the type of the media in the file.
|
|
* Use the value returned by this function with the MEDIATYPE_xxx constants.
|
|
* @return string
|
|
*/
|
|
function getMediaType() {
|
|
$this->load();
|
|
return $this->media_type;
|
|
}
|
|
|
|
/** canRender inherited */
|
|
/** mustRender inherited */
|
|
/** allowInlineDisplay inherited */
|
|
/** isSafeFile inherited */
|
|
/** isTrustedFile inherited */
|
|
|
|
/**
|
|
* Returns true if the file exists on disk.
|
|
* @return boolean Whether file exist on disk.
|
|
*/
|
|
public function exists() {
|
|
$this->load();
|
|
return $this->fileExists;
|
|
}
|
|
|
|
/** getTransformScript inherited */
|
|
/** getUnscaledThumb inherited */
|
|
/** thumbName inherited */
|
|
/** createThumb inherited */
|
|
/** transform inherited */
|
|
|
|
/**
|
|
* Fix thumbnail files from 1.4 or before, with extreme prejudice
|
|
* @todo : do we still care about this? Perhaps a maintenance script
|
|
* can be made instead. Enabling this code results in a serious
|
|
* RTT regression for wikis without 404 handling.
|
|
*/
|
|
function migrateThumbFile( $thumbName ) {
|
|
/* Old code for bug 2532
|
|
$thumbDir = $this->getThumbPath();
|
|
$thumbPath = "$thumbDir/$thumbName";
|
|
if ( is_dir( $thumbPath ) ) {
|
|
// Directory where file should be
|
|
// This happened occasionally due to broken migration code in 1.5
|
|
// Rename to broken-*
|
|
for ( $i = 0; $i < 100; $i++ ) {
|
|
$broken = $this->repo->getZonePath( 'public' ) . "/broken-$i-$thumbName";
|
|
if ( !file_exists( $broken ) ) {
|
|
rename( $thumbPath, $broken );
|
|
break;
|
|
}
|
|
}
|
|
// Doesn't exist anymore
|
|
clearstatcache();
|
|
}
|
|
*/
|
|
|
|
/*
|
|
if ( $this->repo->fileExists( $thumbDir ) ) {
|
|
// Delete file where directory should be
|
|
$this->repo->cleanupBatch( array( $thumbDir ) );
|
|
}
|
|
*/
|
|
}
|
|
|
|
/** getHandler inherited */
|
|
/** iconThumb inherited */
|
|
/** getLastError inherited */
|
|
|
|
/**
|
|
* Get all thumbnail names previously generated for this file
|
|
* @param string|bool $archiveName Name of an archive file, default false
|
|
* @return array first element is the base dir, then files in that base dir.
|
|
*/
|
|
function getThumbnails( $archiveName = false ) {
|
|
if ( $archiveName ) {
|
|
$dir = $this->getArchiveThumbPath( $archiveName );
|
|
} else {
|
|
$dir = $this->getThumbPath();
|
|
}
|
|
|
|
$backend = $this->repo->getBackend();
|
|
$files = array( $dir );
|
|
try {
|
|
$iterator = $backend->getFileList( array( 'dir' => $dir ) );
|
|
foreach ( $iterator as $file ) {
|
|
$files[] = $file;
|
|
}
|
|
} catch ( FileBackendError $e ) {} // suppress (bug 54674)
|
|
|
|
return $files;
|
|
}
|
|
|
|
/**
|
|
* Refresh metadata in memcached, but don't touch thumbnails or squid
|
|
*/
|
|
function purgeMetadataCache() {
|
|
$this->loadFromDB();
|
|
$this->saveToCache();
|
|
$this->purgeHistory();
|
|
}
|
|
|
|
/**
|
|
* Purge the shared history (OldLocalFile) cache.
|
|
*
|
|
* @note This used to purge old thumbnails as well.
|
|
*/
|
|
function purgeHistory() {
|
|
global $wgMemc;
|
|
|
|
$hashedName = md5( $this->getName() );
|
|
$oldKey = $this->repo->getSharedCacheKey( 'oldfile', $hashedName );
|
|
|
|
if ( $oldKey ) {
|
|
$wgMemc->delete( $oldKey );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Delete all previously generated thumbnails, refresh metadata in memcached and purge the squid.
|
|
*
|
|
* @param Array $options An array potentially with the key forThumbRefresh.
|
|
*
|
|
* @note This used to purge old thumbnails by default as well, but doesn't anymore.
|
|
*/
|
|
function purgeCache( $options = array() ) {
|
|
wfProfileIn( __METHOD__ );
|
|
// Refresh metadata cache
|
|
$this->purgeMetadataCache();
|
|
|
|
// Delete thumbnails
|
|
$this->purgeThumbnails( $options );
|
|
|
|
// Purge squid cache for this file
|
|
SquidUpdate::purge( array( $this->getURL() ) );
|
|
wfProfileOut( __METHOD__ );
|
|
}
|
|
|
|
/**
|
|
* Delete cached transformed files for an archived version only.
|
|
* @param string $archiveName name of the archived file
|
|
*/
|
|
function purgeOldThumbnails( $archiveName ) {
|
|
global $wgUseSquid;
|
|
wfProfileIn( __METHOD__ );
|
|
|
|
// Get a list of old thumbnails and URLs
|
|
$files = $this->getThumbnails( $archiveName );
|
|
$dir = array_shift( $files );
|
|
$this->purgeThumbList( $dir, $files );
|
|
|
|
// Purge any custom thumbnail caches
|
|
wfRunHooks( 'LocalFilePurgeThumbnails', array( $this, $archiveName ) );
|
|
|
|
// Purge the squid
|
|
if ( $wgUseSquid ) {
|
|
$urls = array();
|
|
foreach ( $files as $file ) {
|
|
$urls[] = $this->getArchiveThumbUrl( $archiveName, $file );
|
|
}
|
|
SquidUpdate::purge( $urls );
|
|
}
|
|
|
|
wfProfileOut( __METHOD__ );
|
|
}
|
|
|
|
/**
|
|
* Delete cached transformed files for the current version only.
|
|
*/
|
|
function purgeThumbnails( $options = array() ) {
|
|
global $wgUseSquid;
|
|
wfProfileIn( __METHOD__ );
|
|
|
|
// Delete thumbnails
|
|
$files = $this->getThumbnails();
|
|
// Always purge all files from squid regardless of handler filters
|
|
if ( $wgUseSquid ) {
|
|
$urls = array();
|
|
foreach ( $files as $file ) {
|
|
$urls[] = $this->getThumbUrl( $file );
|
|
}
|
|
array_shift( $urls ); // don't purge directory
|
|
}
|
|
|
|
// Give media handler a chance to filter the file purge list
|
|
if ( !empty( $options['forThumbRefresh'] ) ) {
|
|
$handler = $this->getHandler();
|
|
if ( $handler ) {
|
|
$handler->filterThumbnailPurgeList( $files, $options );
|
|
}
|
|
}
|
|
|
|
$dir = array_shift( $files );
|
|
$this->purgeThumbList( $dir, $files );
|
|
|
|
// Purge any custom thumbnail caches
|
|
wfRunHooks( 'LocalFilePurgeThumbnails', array( $this, false ) );
|
|
|
|
// Purge the squid
|
|
if ( $wgUseSquid ) {
|
|
SquidUpdate::purge( $urls );
|
|
}
|
|
|
|
wfProfileOut( __METHOD__ );
|
|
}
|
|
|
|
/**
|
|
* Delete a list of thumbnails visible at urls
|
|
* @param string $dir base dir of the files.
|
|
* @param array $files of strings: relative filenames (to $dir)
|
|
*/
|
|
protected function purgeThumbList( $dir, $files ) {
|
|
$fileListDebug = strtr(
|
|
var_export( $files, true ),
|
|
array( "\n" => '' )
|
|
);
|
|
wfDebug( __METHOD__ . ": $fileListDebug\n" );
|
|
|
|
$purgeList = array();
|
|
foreach ( $files as $file ) {
|
|
# Check that the base file name is part of the thumb name
|
|
# This is a basic sanity check to avoid erasing unrelated directories
|
|
if ( strpos( $file, $this->getName() ) !== false
|
|
|| strpos( $file, "-thumbnail" ) !== false // "short" thumb name
|
|
) {
|
|
$purgeList[] = "{$dir}/{$file}";
|
|
}
|
|
}
|
|
|
|
# Delete the thumbnails
|
|
$this->repo->quickPurgeBatch( $purgeList );
|
|
# Clear out the thumbnail directory if empty
|
|
$this->repo->quickCleanDir( $dir );
|
|
}
|
|
|
|
/** purgeDescription inherited */
|
|
/** purgeEverything inherited */
|
|
|
|
/**
|
|
* @param $limit null
|
|
* @param $start null
|
|
* @param $end null
|
|
* @param $inc bool
|
|
* @return array
|
|
*/
|
|
function getHistory( $limit = null, $start = null, $end = null, $inc = true ) {
|
|
$dbr = $this->repo->getSlaveDB();
|
|
$tables = array( 'oldimage' );
|
|
$fields = OldLocalFile::selectFields();
|
|
$conds = $opts = $join_conds = array();
|
|
$eq = $inc ? '=' : '';
|
|
$conds[] = "oi_name = " . $dbr->addQuotes( $this->title->getDBkey() );
|
|
|
|
if ( $start ) {
|
|
$conds[] = "oi_timestamp <$eq " . $dbr->addQuotes( $dbr->timestamp( $start ) );
|
|
}
|
|
|
|
if ( $end ) {
|
|
$conds[] = "oi_timestamp >$eq " . $dbr->addQuotes( $dbr->timestamp( $end ) );
|
|
}
|
|
|
|
if ( $limit ) {
|
|
$opts['LIMIT'] = $limit;
|
|
}
|
|
|
|
// Search backwards for time > x queries
|
|
$order = ( !$start && $end !== null ) ? 'ASC' : 'DESC';
|
|
$opts['ORDER BY'] = "oi_timestamp $order";
|
|
$opts['USE INDEX'] = array( 'oldimage' => 'oi_name_timestamp' );
|
|
|
|
wfRunHooks( 'LocalFile::getHistory', array( &$this, &$tables, &$fields,
|
|
&$conds, &$opts, &$join_conds ) );
|
|
|
|
$res = $dbr->select( $tables, $fields, $conds, __METHOD__, $opts, $join_conds );
|
|
$r = array();
|
|
|
|
foreach ( $res as $row ) {
|
|
if ( $this->repo->oldFileFromRowFactory ) {
|
|
$r[] = call_user_func( $this->repo->oldFileFromRowFactory, $row, $this->repo );
|
|
} else {
|
|
$r[] = OldLocalFile::newFromRow( $row, $this->repo );
|
|
}
|
|
}
|
|
|
|
if ( $order == 'ASC' ) {
|
|
$r = array_reverse( $r ); // make sure it ends up descending
|
|
}
|
|
|
|
return $r;
|
|
}
|
|
|
|
/**
|
|
* Return the history of this file, line by line.
|
|
* starts with current version, then old versions.
|
|
* uses $this->historyLine to check which line to return:
|
|
* 0 return line for current version
|
|
* 1 query for old versions, return first one
|
|
* 2, ... return next old version from above query
|
|
* @return bool
|
|
*/
|
|
public function nextHistoryLine() {
|
|
# Polymorphic function name to distinguish foreign and local fetches
|
|
$fname = get_class( $this ) . '::' . __FUNCTION__;
|
|
|
|
$dbr = $this->repo->getSlaveDB();
|
|
|
|
if ( $this->historyLine == 0 ) {// called for the first time, return line from cur
|
|
$this->historyRes = $dbr->select( 'image',
|
|
array(
|
|
'*',
|
|
"'' AS oi_archive_name",
|
|
'0 as oi_deleted',
|
|
'img_sha1'
|
|
),
|
|
array( 'img_name' => $this->title->getDBkey() ),
|
|
$fname
|
|
);
|
|
|
|
if ( 0 == $dbr->numRows( $this->historyRes ) ) {
|
|
$this->historyRes = null;
|
|
return false;
|
|
}
|
|
} elseif ( $this->historyLine == 1 ) {
|
|
$this->historyRes = $dbr->select( 'oldimage', '*',
|
|
array( 'oi_name' => $this->title->getDBkey() ),
|
|
$fname,
|
|
array( 'ORDER BY' => 'oi_timestamp DESC' )
|
|
);
|
|
}
|
|
$this->historyLine ++;
|
|
|
|
return $dbr->fetchObject( $this->historyRes );
|
|
}
|
|
|
|
/**
|
|
* Reset the history pointer to the first element of the history
|
|
*/
|
|
public function resetHistory() {
|
|
$this->historyLine = 0;
|
|
|
|
if ( !is_null( $this->historyRes ) ) {
|
|
$this->historyRes = null;
|
|
}
|
|
}
|
|
|
|
/** getHashPath inherited */
|
|
/** getRel inherited */
|
|
/** getUrlRel inherited */
|
|
/** getArchiveRel inherited */
|
|
/** getArchivePath inherited */
|
|
/** getThumbPath inherited */
|
|
/** getArchiveUrl inherited */
|
|
/** getThumbUrl inherited */
|
|
/** getArchiveVirtualUrl inherited */
|
|
/** getThumbVirtualUrl inherited */
|
|
/** isHashed inherited */
|
|
|
|
/**
|
|
* Upload a file and record it in the DB
|
|
* @param string $srcPath source storage path, virtual URL, or filesystem path
|
|
* @param string $comment upload description
|
|
* @param string $pageText text to use for the new description page,
|
|
* if a new description page is created
|
|
* @param $flags Integer|bool: flags for publish()
|
|
* @param array|bool $props File properties, if known. This can be used to reduce the
|
|
* upload time when uploading virtual URLs for which the file info
|
|
* is already known
|
|
* @param string|bool $timestamp timestamp for img_timestamp, or false to use the current time
|
|
* @param $user User|null: User object or null to use $wgUser
|
|
*
|
|
* @return FileRepoStatus object. On success, the value member contains the
|
|
* archive name, or an empty string if it was a new file.
|
|
*/
|
|
function upload( $srcPath, $comment, $pageText, $flags = 0, $props = false, $timestamp = false, $user = null ) {
|
|
global $wgContLang;
|
|
|
|
if ( $this->getRepo()->getReadOnlyReason() !== false ) {
|
|
return $this->readOnlyFatalStatus();
|
|
}
|
|
|
|
if ( !$props ) {
|
|
wfProfileIn( __METHOD__ . '-getProps' );
|
|
if ( $this->repo->isVirtualUrl( $srcPath )
|
|
|| FileBackend::isStoragePath( $srcPath ) )
|
|
{
|
|
$props = $this->repo->getFileProps( $srcPath );
|
|
} else {
|
|
$props = FSFile::getPropsFromPath( $srcPath );
|
|
}
|
|
wfProfileOut( __METHOD__ . '-getProps' );
|
|
}
|
|
|
|
$options = array();
|
|
$handler = MediaHandler::getHandler( $props['mime'] );
|
|
if ( $handler ) {
|
|
$options['headers'] = $handler->getStreamHeaders( $props['metadata'] );
|
|
} else {
|
|
$options['headers'] = array();
|
|
}
|
|
|
|
// Trim spaces on user supplied text
|
|
$comment = trim( $comment );
|
|
|
|
// truncate nicely or the DB will do it for us
|
|
// non-nicely (dangling multi-byte chars, non-truncated version in cache).
|
|
$comment = $wgContLang->truncate( $comment, 255 );
|
|
$this->lock(); // begin
|
|
$status = $this->publish( $srcPath, $flags, $options );
|
|
|
|
if ( $status->successCount > 0 ) {
|
|
# Essentially we are displacing any existing current file and saving
|
|
# a new current file at the old location. If just the first succeeded,
|
|
# we still need to displace the current DB entry and put in a new one.
|
|
if ( !$this->recordUpload2( $status->value, $comment, $pageText, $props, $timestamp, $user ) ) {
|
|
$status->fatal( 'filenotfound', $srcPath );
|
|
}
|
|
}
|
|
|
|
$this->unlock(); // done
|
|
|
|
return $status;
|
|
}
|
|
|
|
/**
|
|
* Record a file upload in the upload log and the image table
|
|
* @param $oldver
|
|
* @param $desc string
|
|
* @param $license string
|
|
* @param $copyStatus string
|
|
* @param $source string
|
|
* @param $watch bool
|
|
* @param $timestamp string|bool
|
|
* @param $user User object or null to use $wgUser
|
|
* @return bool
|
|
*/
|
|
function recordUpload( $oldver, $desc, $license = '', $copyStatus = '', $source = '',
|
|
$watch = false, $timestamp = false, User $user = null )
|
|
{
|
|
if ( !$user ) {
|
|
global $wgUser;
|
|
$user = $wgUser;
|
|
}
|
|
|
|
$pageText = SpecialUpload::getInitialPageText( $desc, $license, $copyStatus, $source );
|
|
|
|
if ( !$this->recordUpload2( $oldver, $desc, $pageText, false, $timestamp, $user ) ) {
|
|
return false;
|
|
}
|
|
|
|
if ( $watch ) {
|
|
$user->addWatch( $this->getTitle() );
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Record a file upload in the upload log and the image table
|
|
* @param $oldver
|
|
* @param $comment string
|
|
* @param $pageText string
|
|
* @param $props bool|array
|
|
* @param $timestamp bool|string
|
|
* @param $user null|User
|
|
* @return bool
|
|
*/
|
|
function recordUpload2(
|
|
$oldver, $comment, $pageText, $props = false, $timestamp = false, $user = null
|
|
) {
|
|
wfProfileIn( __METHOD__ );
|
|
|
|
if ( is_null( $user ) ) {
|
|
global $wgUser;
|
|
$user = $wgUser;
|
|
}
|
|
|
|
$dbw = $this->repo->getMasterDB();
|
|
$dbw->begin( __METHOD__ );
|
|
|
|
if ( !$props ) {
|
|
wfProfileIn( __METHOD__ . '-getProps' );
|
|
$props = $this->repo->getFileProps( $this->getVirtualUrl() );
|
|
wfProfileOut( __METHOD__ . '-getProps' );
|
|
}
|
|
|
|
if ( $timestamp === false ) {
|
|
$timestamp = $dbw->timestamp();
|
|
}
|
|
|
|
$props['description'] = $comment;
|
|
$props['user'] = $user->getId();
|
|
$props['user_text'] = $user->getName();
|
|
$props['timestamp'] = wfTimestamp( TS_MW, $timestamp ); // DB -> TS_MW
|
|
$this->setProps( $props );
|
|
|
|
# Fail now if the file isn't there
|
|
if ( !$this->fileExists ) {
|
|
wfDebug( __METHOD__ . ": File " . $this->getRel() . " went missing!\n" );
|
|
wfProfileOut( __METHOD__ );
|
|
return false;
|
|
}
|
|
|
|
$reupload = false;
|
|
|
|
# Test to see if the row exists using INSERT IGNORE
|
|
# This avoids race conditions by locking the row until the commit, and also
|
|
# doesn't deadlock. SELECT FOR UPDATE causes a deadlock for every race condition.
|
|
$dbw->insert( 'image',
|
|
array(
|
|
'img_name' => $this->getName(),
|
|
'img_size' => $this->size,
|
|
'img_width' => intval( $this->width ),
|
|
'img_height' => intval( $this->height ),
|
|
'img_bits' => $this->bits,
|
|
'img_media_type' => $this->media_type,
|
|
'img_major_mime' => $this->major_mime,
|
|
'img_minor_mime' => $this->minor_mime,
|
|
'img_timestamp' => $timestamp,
|
|
'img_description' => $comment,
|
|
'img_user' => $user->getId(),
|
|
'img_user_text' => $user->getName(),
|
|
'img_metadata' => $dbw->encodeBlob($this->metadata),
|
|
'img_sha1' => $this->sha1
|
|
),
|
|
__METHOD__,
|
|
'IGNORE'
|
|
);
|
|
if ( $dbw->affectedRows() == 0 ) {
|
|
# (bug 34993) Note: $oldver can be empty here, if the previous
|
|
# version of the file was broken. Allow registration of the new
|
|
# version to continue anyway, because that's better than having
|
|
# an image that's not fixable by user operations.
|
|
|
|
$reupload = true;
|
|
# Collision, this is an update of a file
|
|
# Insert previous contents into oldimage
|
|
$dbw->insertSelect( 'oldimage', 'image',
|
|
array(
|
|
'oi_name' => 'img_name',
|
|
'oi_archive_name' => $dbw->addQuotes( $oldver ),
|
|
'oi_size' => 'img_size',
|
|
'oi_width' => 'img_width',
|
|
'oi_height' => 'img_height',
|
|
'oi_bits' => 'img_bits',
|
|
'oi_timestamp' => 'img_timestamp',
|
|
'oi_description' => 'img_description',
|
|
'oi_user' => 'img_user',
|
|
'oi_user_text' => 'img_user_text',
|
|
'oi_metadata' => 'img_metadata',
|
|
'oi_media_type' => 'img_media_type',
|
|
'oi_major_mime' => 'img_major_mime',
|
|
'oi_minor_mime' => 'img_minor_mime',
|
|
'oi_sha1' => 'img_sha1'
|
|
),
|
|
array( 'img_name' => $this->getName() ),
|
|
__METHOD__
|
|
);
|
|
|
|
# Update the current image row
|
|
$dbw->update( 'image',
|
|
array( /* SET */
|
|
'img_size' => $this->size,
|
|
'img_width' => intval( $this->width ),
|
|
'img_height' => intval( $this->height ),
|
|
'img_bits' => $this->bits,
|
|
'img_media_type' => $this->media_type,
|
|
'img_major_mime' => $this->major_mime,
|
|
'img_minor_mime' => $this->minor_mime,
|
|
'img_timestamp' => $timestamp,
|
|
'img_description' => $comment,
|
|
'img_user' => $user->getId(),
|
|
'img_user_text' => $user->getName(),
|
|
'img_metadata' => $dbw->encodeBlob($this->metadata),
|
|
'img_sha1' => $this->sha1
|
|
),
|
|
array( 'img_name' => $this->getName() ),
|
|
__METHOD__
|
|
);
|
|
} else {
|
|
# This is a new file, so update the image count
|
|
DeferredUpdates::addUpdate( SiteStatsUpdate::factory( array( 'images' => 1 ) ) );
|
|
}
|
|
|
|
$descTitle = $this->getTitle();
|
|
$wikiPage = new WikiFilePage( $descTitle );
|
|
$wikiPage->setFile( $this );
|
|
|
|
# Add the log entry
|
|
$action = $reupload ? 'overwrite' : 'upload';
|
|
|
|
$logEntry = new ManualLogEntry( 'upload', $action );
|
|
$logEntry->setPerformer( $user );
|
|
$logEntry->setComment( $comment );
|
|
$logEntry->setTarget( $descTitle );
|
|
|
|
// Allow people using the api to associate log entries with the upload.
|
|
// Log has a timestamp, but sometimes different from upload timestamp.
|
|
$logEntry->setParameters(
|
|
array(
|
|
'img_sha1' => $this->sha1,
|
|
'img_timestamp' => $timestamp,
|
|
)
|
|
);
|
|
// Note we keep $logId around since during new image
|
|
// creation, page doesn't exist yet, so log_page = 0
|
|
// but we want it to point to the page we're making,
|
|
// so we later modify the log entry.
|
|
// For a similar reason, we avoid making an RC entry
|
|
// now and wait until the page exists.
|
|
$logId = $logEntry->insert();
|
|
|
|
$exists = $descTitle->exists();
|
|
if ( $exists ) {
|
|
// Page exists, do RC entry now (otherwise we wait for later).
|
|
$logEntry->publish( $logId );
|
|
}
|
|
wfProfileIn( __METHOD__ . '-edit' );
|
|
|
|
if ( $exists ) {
|
|
# Create a null revision
|
|
$latest = $descTitle->getLatestRevID();
|
|
$editSummary = LogFormatter::newFromEntry( $logEntry )->getPlainActionText();
|
|
|
|
$nullRevision = Revision::newNullRevision(
|
|
$dbw,
|
|
$descTitle->getArticleID(),
|
|
$editSummary,
|
|
false
|
|
);
|
|
if ( !is_null( $nullRevision ) ) {
|
|
$nullRevision->insertOn( $dbw );
|
|
|
|
wfRunHooks( 'NewRevisionFromEditComplete', array( $wikiPage, $nullRevision, $latest, $user ) );
|
|
$wikiPage->updateRevisionOn( $dbw, $nullRevision );
|
|
}
|
|
}
|
|
|
|
# Commit the transaction now, in case something goes wrong later
|
|
# The most important thing is that files don't get lost, especially archives
|
|
# NOTE: once we have support for nested transactions, the commit may be moved
|
|
# to after $wikiPage->doEdit has been called.
|
|
$dbw->commit( __METHOD__ );
|
|
|
|
if ( $exists ) {
|
|
# Invalidate the cache for the description page
|
|
$descTitle->invalidateCache();
|
|
$descTitle->purgeSquid();
|
|
} else {
|
|
# New file; create the description page.
|
|
# There's already a log entry, so don't make a second RC entry
|
|
# Squid and file cache for the description page are purged by doEditContent.
|
|
$content = ContentHandler::makeContent( $pageText, $descTitle );
|
|
$status = $wikiPage->doEditContent( $content, $comment, EDIT_NEW | EDIT_SUPPRESS_RC, false, $user );
|
|
|
|
$dbw->begin( __METHOD__ ); // XXX; doEdit() uses a transaction
|
|
// Now that the page exists, make an RC entry.
|
|
$logEntry->publish( $logId );
|
|
if ( isset( $status->value['revision'] ) ) {
|
|
$dbw->update( 'logging',
|
|
array( 'log_page' => $status->value['revision']->getPage() ),
|
|
array( 'log_id' => $logId ),
|
|
__METHOD__
|
|
);
|
|
}
|
|
$dbw->commit( __METHOD__ ); // commit before anything bad can happen
|
|
}
|
|
|
|
|
|
wfProfileOut( __METHOD__ . '-edit' );
|
|
|
|
# Save to cache and purge the squid
|
|
# We shall not saveToCache before the commit since otherwise
|
|
# in case of a rollback there is an usable file from memcached
|
|
# which in fact doesn't really exist (bug 24978)
|
|
$this->saveToCache();
|
|
|
|
if ( $reupload ) {
|
|
# Delete old thumbnails
|
|
wfProfileIn( __METHOD__ . '-purge' );
|
|
$this->purgeThumbnails();
|
|
wfProfileOut( __METHOD__ . '-purge' );
|
|
|
|
# Remove the old file from the squid cache
|
|
SquidUpdate::purge( array( $this->getURL() ) );
|
|
}
|
|
|
|
# Hooks, hooks, the magic of hooks...
|
|
wfProfileIn( __METHOD__ . '-hooks' );
|
|
wfRunHooks( 'FileUpload', array( $this, $reupload, $descTitle->exists() ) );
|
|
wfProfileOut( __METHOD__ . '-hooks' );
|
|
|
|
# Invalidate cache for all pages using this file
|
|
$update = new HTMLCacheUpdate( $this->getTitle(), 'imagelinks' );
|
|
$update->doUpdate();
|
|
if ( !$reupload ) {
|
|
LinksUpdate::queueRecursiveJobsForTable( $this->getTitle(), 'imagelinks' );
|
|
}
|
|
|
|
# Invalidate cache for all pages that redirects on this page
|
|
$redirs = $this->getTitle()->getRedirectsHere();
|
|
|
|
foreach ( $redirs as $redir ) {
|
|
if ( !$reupload && $redir->getNamespace() === NS_FILE ) {
|
|
LinksUpdate::queueRecursiveJobsForTable( $redir, 'imagelinks' );
|
|
}
|
|
$update = new HTMLCacheUpdate( $redir, 'imagelinks' );
|
|
$update->doUpdate();
|
|
}
|
|
|
|
wfProfileOut( __METHOD__ );
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Move or copy a file to its public location. If a file exists at the
|
|
* destination, move it to an archive. Returns a FileRepoStatus object with
|
|
* the archive name in the "value" member on success.
|
|
*
|
|
* The archive name should be passed through to recordUpload for database
|
|
* registration.
|
|
*
|
|
* @param string $srcPath local filesystem path to the source image
|
|
* @param $flags Integer: a bitwise combination of:
|
|
* File::DELETE_SOURCE Delete the source file, i.e. move rather than copy
|
|
* @param array $options Optional additional parameters
|
|
* @return FileRepoStatus object. On success, the value member contains the
|
|
* archive name, or an empty string if it was a new file.
|
|
*/
|
|
function publish( $srcPath, $flags = 0, array $options = array() ) {
|
|
return $this->publishTo( $srcPath, $this->getRel(), $flags, $options );
|
|
}
|
|
|
|
/**
|
|
* Move or copy a file to a specified location. Returns a FileRepoStatus
|
|
* object with the archive name in the "value" member on success.
|
|
*
|
|
* The archive name should be passed through to recordUpload for database
|
|
* registration.
|
|
*
|
|
* @param string $srcPath local filesystem path to the source image
|
|
* @param string $dstRel target relative path
|
|
* @param $flags Integer: a bitwise combination of:
|
|
* File::DELETE_SOURCE Delete the source file, i.e. move rather than copy
|
|
* @param array $options Optional additional parameters
|
|
* @return FileRepoStatus object. On success, the value member contains the
|
|
* archive name, or an empty string if it was a new file.
|
|
*/
|
|
function publishTo( $srcPath, $dstRel, $flags = 0, array $options = array() ) {
|
|
if ( $this->getRepo()->getReadOnlyReason() !== false ) {
|
|
return $this->readOnlyFatalStatus();
|
|
}
|
|
|
|
$this->lock(); // begin
|
|
|
|
$archiveName = wfTimestamp( TS_MW ) . '!' . $this->getName();
|
|
$archiveRel = 'archive/' . $this->getHashPath() . $archiveName;
|
|
$flags = $flags & File::DELETE_SOURCE ? LocalRepo::DELETE_SOURCE : 0;
|
|
$status = $this->repo->publish( $srcPath, $dstRel, $archiveRel, $flags, $options );
|
|
|
|
if ( $status->value == 'new' ) {
|
|
$status->value = '';
|
|
} else {
|
|
$status->value = $archiveName;
|
|
}
|
|
|
|
$this->unlock(); // done
|
|
|
|
return $status;
|
|
}
|
|
|
|
/** getLinksTo inherited */
|
|
/** getExifData inherited */
|
|
/** isLocal inherited */
|
|
/** wasDeleted inherited */
|
|
|
|
/**
|
|
* Move file to the new title
|
|
*
|
|
* Move current, old version and all thumbnails
|
|
* to the new filename. Old file is deleted.
|
|
*
|
|
* Cache purging is done; checks for validity
|
|
* and logging are caller's responsibility
|
|
*
|
|
* @param $target Title New file name
|
|
* @return FileRepoStatus object.
|
|
*/
|
|
function move( $target ) {
|
|
if ( $this->getRepo()->getReadOnlyReason() !== false ) {
|
|
return $this->readOnlyFatalStatus();
|
|
}
|
|
|
|
wfDebugLog( 'imagemove', "Got request to move {$this->name} to " . $target->getText() );
|
|
$batch = new LocalFileMoveBatch( $this, $target );
|
|
|
|
$this->lock(); // begin
|
|
$batch->addCurrent();
|
|
$archiveNames = $batch->addOlds();
|
|
$status = $batch->execute();
|
|
$this->unlock(); // done
|
|
|
|
wfDebugLog( 'imagemove', "Finished moving {$this->name}" );
|
|
|
|
// Purge the source and target files...
|
|
$oldTitleFile = wfLocalFile( $this->title );
|
|
$newTitleFile = wfLocalFile( $target );
|
|
// Hack: the lock()/unlock() pair is nested in a transaction so the locking is not
|
|
// tied to BEGIN/COMMIT. To avoid slow purges in the transaction, move them outside.
|
|
$this->getRepo()->getMasterDB()->onTransactionIdle(
|
|
function() use ( $oldTitleFile, $newTitleFile, $archiveNames ) {
|
|
$oldTitleFile->purgeEverything();
|
|
foreach ( $archiveNames as $archiveName ) {
|
|
$oldTitleFile->purgeOldThumbnails( $archiveName );
|
|
}
|
|
$newTitleFile->purgeEverything();
|
|
}
|
|
);
|
|
|
|
if ( $status->isOK() ) {
|
|
// Now switch the object
|
|
$this->title = $target;
|
|
// Force regeneration of the name and hashpath
|
|
unset( $this->name );
|
|
unset( $this->hashPath );
|
|
}
|
|
|
|
return $status;
|
|
}
|
|
|
|
/**
|
|
* Delete all versions of the file.
|
|
*
|
|
* Moves the files into an archive directory (or deletes them)
|
|
* and removes the database rows.
|
|
*
|
|
* Cache purging is done; logging is caller's responsibility.
|
|
*
|
|
* @param $reason
|
|
* @param $suppress
|
|
* @return FileRepoStatus object.
|
|
*/
|
|
function delete( $reason, $suppress = false ) {
|
|
if ( $this->getRepo()->getReadOnlyReason() !== false ) {
|
|
return $this->readOnlyFatalStatus();
|
|
}
|
|
|
|
$batch = new LocalFileDeleteBatch( $this, $reason, $suppress );
|
|
|
|
$this->lock(); // begin
|
|
$batch->addCurrent();
|
|
# Get old version relative paths
|
|
$archiveNames = $batch->addOlds();
|
|
$status = $batch->execute();
|
|
$this->unlock(); // done
|
|
|
|
if ( $status->isOK() ) {
|
|
DeferredUpdates::addUpdate( SiteStatsUpdate::factory( array( 'images' => -1 ) ) );
|
|
}
|
|
|
|
// Hack: the lock()/unlock() pair is nested in a transaction so the locking is not
|
|
// tied to BEGIN/COMMIT. To avoid slow purges in the transaction, move them outside.
|
|
$file = $this;
|
|
$this->getRepo()->getMasterDB()->onTransactionIdle(
|
|
function() use ( $file, $archiveNames ) {
|
|
global $wgUseSquid;
|
|
|
|
$file->purgeEverything();
|
|
foreach ( $archiveNames as $archiveName ) {
|
|
$file->purgeOldThumbnails( $archiveName );
|
|
}
|
|
|
|
if ( $wgUseSquid ) {
|
|
// Purge the squid
|
|
$purgeUrls = array();
|
|
foreach ( $archiveNames as $archiveName ) {
|
|
$purgeUrls[] = $file->getArchiveUrl( $archiveName );
|
|
}
|
|
SquidUpdate::purge( $purgeUrls );
|
|
}
|
|
}
|
|
);
|
|
|
|
return $status;
|
|
}
|
|
|
|
/**
|
|
* Delete an old version of the file.
|
|
*
|
|
* Moves the file into an archive directory (or deletes it)
|
|
* and removes the database row.
|
|
*
|
|
* Cache purging is done; logging is caller's responsibility.
|
|
*
|
|
* @param $archiveName String
|
|
* @param $reason String
|
|
* @param $suppress Boolean
|
|
* @throws MWException or FSException on database or file store failure
|
|
* @return FileRepoStatus object.
|
|
*/
|
|
function deleteOld( $archiveName, $reason, $suppress = false ) {
|
|
global $wgUseSquid;
|
|
if ( $this->getRepo()->getReadOnlyReason() !== false ) {
|
|
return $this->readOnlyFatalStatus();
|
|
}
|
|
|
|
$batch = new LocalFileDeleteBatch( $this, $reason, $suppress );
|
|
|
|
$this->lock(); // begin
|
|
$batch->addOld( $archiveName );
|
|
$status = $batch->execute();
|
|
$this->unlock(); // done
|
|
|
|
$this->purgeOldThumbnails( $archiveName );
|
|
if ( $status->isOK() ) {
|
|
$this->purgeDescription();
|
|
$this->purgeHistory();
|
|
}
|
|
|
|
if ( $wgUseSquid ) {
|
|
// Purge the squid
|
|
SquidUpdate::purge( array( $this->getArchiveUrl( $archiveName ) ) );
|
|
}
|
|
|
|
return $status;
|
|
}
|
|
|
|
/**
|
|
* Restore all or specified deleted revisions to the given file.
|
|
* Permissions and logging are left to the caller.
|
|
*
|
|
* May throw database exceptions on error.
|
|
*
|
|
* @param array $versions set of record ids of deleted items to restore,
|
|
* or empty to restore all revisions.
|
|
* @param $unsuppress Boolean
|
|
* @return FileRepoStatus
|
|
*/
|
|
function restore( $versions = array(), $unsuppress = false ) {
|
|
if ( $this->getRepo()->getReadOnlyReason() !== false ) {
|
|
return $this->readOnlyFatalStatus();
|
|
}
|
|
|
|
$batch = new LocalFileRestoreBatch( $this, $unsuppress );
|
|
|
|
$this->lock(); // begin
|
|
if ( !$versions ) {
|
|
$batch->addAll();
|
|
} else {
|
|
$batch->addIds( $versions );
|
|
}
|
|
$status = $batch->execute();
|
|
if ( $status->isGood() ) {
|
|
$cleanupStatus = $batch->cleanup();
|
|
$cleanupStatus->successCount = 0;
|
|
$cleanupStatus->failCount = 0;
|
|
$status->merge( $cleanupStatus );
|
|
}
|
|
$this->unlock(); // done
|
|
|
|
return $status;
|
|
}
|
|
|
|
/** isMultipage inherited */
|
|
/** pageCount inherited */
|
|
/** scaleHeight inherited */
|
|
/** getImageSize inherited */
|
|
|
|
/**
|
|
* Get the URL of the file description page.
|
|
* @return String
|
|
*/
|
|
function getDescriptionUrl() {
|
|
return $this->title->getLocalURL();
|
|
}
|
|
|
|
/**
|
|
* Get the HTML text of the description page
|
|
* This is not used by ImagePage for local files, since (among other things)
|
|
* it skips the parser cache.
|
|
*
|
|
* @param $lang Language What language to get description in (Optional)
|
|
* @return bool|mixed
|
|
*/
|
|
function getDescriptionText( $lang = null ) {
|
|
$revision = Revision::newFromTitle( $this->title, false, Revision::READ_NORMAL );
|
|
if ( !$revision ) {
|
|
return false;
|
|
}
|
|
$content = $revision->getContent();
|
|
if ( !$content ) {
|
|
return false;
|
|
}
|
|
$pout = $content->getParserOutput( $this->title, null, new ParserOptions( null, $lang ) );
|
|
return $pout->getText();
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
function getDescription( $audience = self::FOR_PUBLIC, User $user = null ) {
|
|
$this->load();
|
|
if ( $audience == self::FOR_PUBLIC && $this->isDeleted( self::DELETED_COMMENT ) ) {
|
|
return '';
|
|
} elseif ( $audience == self::FOR_THIS_USER
|
|
&& !$this->userCan( self::DELETED_COMMENT, $user ) )
|
|
{
|
|
return '';
|
|
} else {
|
|
return $this->description;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return bool|string
|
|
*/
|
|
function getTimestamp() {
|
|
$this->load();
|
|
return $this->timestamp;
|
|
}
|
|
|
|
/**
|
|
* @return string
|
|
*/
|
|
function getSha1() {
|
|
$this->load();
|
|
// Initialise now if necessary
|
|
if ( $this->sha1 == '' && $this->fileExists ) {
|
|
$this->lock(); // begin
|
|
|
|
$this->sha1 = $this->repo->getFileSha1( $this->getPath() );
|
|
if ( !wfReadOnly() && strval( $this->sha1 ) != '' ) {
|
|
$dbw = $this->repo->getMasterDB();
|
|
$dbw->update( 'image',
|
|
array( 'img_sha1' => $this->sha1 ),
|
|
array( 'img_name' => $this->getName() ),
|
|
__METHOD__ );
|
|
$this->saveToCache();
|
|
}
|
|
|
|
$this->unlock(); // done
|
|
}
|
|
|
|
return $this->sha1;
|
|
}
|
|
|
|
/**
|
|
* @return bool Whether to cache in RepoGroup (this avoids OOMs)
|
|
*/
|
|
function isCacheable() {
|
|
$this->load();
|
|
// If extra data (metadata) was not loaded then it must have been large
|
|
return $this->extraDataLoaded
|
|
&& strlen( serialize( $this->metadata ) ) <= self::CACHE_FIELD_MAX_LEN;
|
|
}
|
|
|
|
/**
|
|
* Start a transaction and lock the image for update
|
|
* Increments a reference counter if the lock is already held
|
|
* @return boolean True if the image exists, false otherwise
|
|
*/
|
|
function lock() {
|
|
$dbw = $this->repo->getMasterDB();
|
|
|
|
if ( !$this->locked ) {
|
|
if ( !$dbw->trxLevel() ) {
|
|
$dbw->begin( __METHOD__ );
|
|
$this->lockedOwnTrx = true;
|
|
}
|
|
$this->locked++;
|
|
// Bug 54736: use simple lock to handle when the file does not exist.
|
|
// SELECT FOR UPDATE only locks records not the gaps where there are none.
|
|
$cache = wfGetMainCache();
|
|
$key = $this->getCacheKey();
|
|
if ( !$cache->lock( $key, 60 ) ) {
|
|
throw new MWException( "Could not acquire lock for '{$this->getName()}.'" );
|
|
}
|
|
$dbw->onTransactionIdle( function() use ( $cache, $key ) {
|
|
$cache->unlock( $key ); // release on commit
|
|
} );
|
|
}
|
|
|
|
return $dbw->selectField( 'image', '1',
|
|
array( 'img_name' => $this->getName() ), __METHOD__, array( 'FOR UPDATE' ) );
|
|
}
|
|
|
|
/**
|
|
* Decrement the lock reference count. If the reference count is reduced to zero, commits
|
|
* the transaction and thereby releases the image lock.
|
|
*/
|
|
function unlock() {
|
|
if ( $this->locked ) {
|
|
--$this->locked;
|
|
if ( !$this->locked && $this->lockedOwnTrx ) {
|
|
$dbw = $this->repo->getMasterDB();
|
|
$dbw->commit( __METHOD__ );
|
|
$this->lockedOwnTrx = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Roll back the DB transaction and mark the image unlocked
|
|
*/
|
|
function unlockAndRollback() {
|
|
$this->locked = false;
|
|
$dbw = $this->repo->getMasterDB();
|
|
$dbw->rollback( __METHOD__ );
|
|
$this->lockedOwnTrx = false;
|
|
}
|
|
|
|
/**
|
|
* @return Status
|
|
*/
|
|
protected function readOnlyFatalStatus() {
|
|
return $this->getRepo()->newFatal( 'filereadonlyerror', $this->getName(),
|
|
$this->getRepo()->getName(), $this->getRepo()->getReadOnlyReason() );
|
|
}
|
|
} // LocalFile class
|
|
|
|
# ------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Helper class for file deletion
|
|
* @ingroup FileAbstraction
|
|
*/
|
|
class LocalFileDeleteBatch {
|
|
|
|
/**
|
|
* @var LocalFile
|
|
*/
|
|
var $file;
|
|
|
|
var $reason, $srcRels = array(), $archiveUrls = array(), $deletionBatch, $suppress;
|
|
var $status;
|
|
|
|
/**
|
|
* @param $file File
|
|
* @param $reason string
|
|
* @param $suppress bool
|
|
*/
|
|
function __construct( File $file, $reason = '', $suppress = false ) {
|
|
$this->file = $file;
|
|
$this->reason = $reason;
|
|
$this->suppress = $suppress;
|
|
$this->status = $file->repo->newGood();
|
|
}
|
|
|
|
function addCurrent() {
|
|
$this->srcRels['.'] = $this->file->getRel();
|
|
}
|
|
|
|
/**
|
|
* @param $oldName string
|
|
*/
|
|
function addOld( $oldName ) {
|
|
$this->srcRels[$oldName] = $this->file->getArchiveRel( $oldName );
|
|
$this->archiveUrls[] = $this->file->getArchiveUrl( $oldName );
|
|
}
|
|
|
|
/**
|
|
* Add the old versions of the image to the batch
|
|
* @return Array List of archive names from old versions
|
|
*/
|
|
function addOlds() {
|
|
$archiveNames = array();
|
|
|
|
$dbw = $this->file->repo->getMasterDB();
|
|
$result = $dbw->select( 'oldimage',
|
|
array( 'oi_archive_name' ),
|
|
array( 'oi_name' => $this->file->getName() ),
|
|
__METHOD__
|
|
);
|
|
|
|
foreach ( $result as $row ) {
|
|
$this->addOld( $row->oi_archive_name );
|
|
$archiveNames[] = $row->oi_archive_name;
|
|
}
|
|
|
|
return $archiveNames;
|
|
}
|
|
|
|
/**
|
|
* @return array
|
|
*/
|
|
function getOldRels() {
|
|
if ( !isset( $this->srcRels['.'] ) ) {
|
|
$oldRels =& $this->srcRels;
|
|
$deleteCurrent = false;
|
|
} else {
|
|
$oldRels = $this->srcRels;
|
|
unset( $oldRels['.'] );
|
|
$deleteCurrent = true;
|
|
}
|
|
|
|
return array( $oldRels, $deleteCurrent );
|
|
}
|
|
|
|
/**
|
|
* @return array
|
|
*/
|
|
protected function getHashes() {
|
|
$hashes = array();
|
|
list( $oldRels, $deleteCurrent ) = $this->getOldRels();
|
|
|
|
if ( $deleteCurrent ) {
|
|
$hashes['.'] = $this->file->getSha1();
|
|
}
|
|
|
|
if ( count( $oldRels ) ) {
|
|
$dbw = $this->file->repo->getMasterDB();
|
|
$res = $dbw->select(
|
|
'oldimage',
|
|
array( 'oi_archive_name', 'oi_sha1' ),
|
|
'oi_archive_name IN (' . $dbw->makeList( array_keys( $oldRels ) ) . ')',
|
|
__METHOD__
|
|
);
|
|
|
|
foreach ( $res as $row ) {
|
|
if ( rtrim( $row->oi_sha1, "\0" ) === '' ) {
|
|
// Get the hash from the file
|
|
$oldUrl = $this->file->getArchiveVirtualUrl( $row->oi_archive_name );
|
|
$props = $this->file->repo->getFileProps( $oldUrl );
|
|
|
|
if ( $props['fileExists'] ) {
|
|
// Upgrade the oldimage row
|
|
$dbw->update( 'oldimage',
|
|
array( 'oi_sha1' => $props['sha1'] ),
|
|
array( 'oi_name' => $this->file->getName(), 'oi_archive_name' => $row->oi_archive_name ),
|
|
__METHOD__ );
|
|
$hashes[$row->oi_archive_name] = $props['sha1'];
|
|
} else {
|
|
$hashes[$row->oi_archive_name] = false;
|
|
}
|
|
} else {
|
|
$hashes[$row->oi_archive_name] = $row->oi_sha1;
|
|
}
|
|
}
|
|
}
|
|
|
|
$missing = array_diff_key( $this->srcRels, $hashes );
|
|
|
|
foreach ( $missing as $name => $rel ) {
|
|
$this->status->error( 'filedelete-old-unregistered', $name );
|
|
}
|
|
|
|
foreach ( $hashes as $name => $hash ) {
|
|
if ( !$hash ) {
|
|
$this->status->error( 'filedelete-missing', $this->srcRels[$name] );
|
|
unset( $hashes[$name] );
|
|
}
|
|
}
|
|
|
|
return $hashes;
|
|
}
|
|
|
|
function doDBInserts() {
|
|
global $wgUser;
|
|
|
|
$dbw = $this->file->repo->getMasterDB();
|
|
$encTimestamp = $dbw->addQuotes( $dbw->timestamp() );
|
|
$encUserId = $dbw->addQuotes( $wgUser->getId() );
|
|
$encReason = $dbw->addQuotes( $this->reason );
|
|
$encGroup = $dbw->addQuotes( 'deleted' );
|
|
$ext = $this->file->getExtension();
|
|
$dotExt = $ext === '' ? '' : ".$ext";
|
|
$encExt = $dbw->addQuotes( $dotExt );
|
|
list( $oldRels, $deleteCurrent ) = $this->getOldRels();
|
|
|
|
// Bitfields to further suppress the content
|
|
if ( $this->suppress ) {
|
|
$bitfield = 0;
|
|
// This should be 15...
|
|
$bitfield |= Revision::DELETED_TEXT;
|
|
$bitfield |= Revision::DELETED_COMMENT;
|
|
$bitfield |= Revision::DELETED_USER;
|
|
$bitfield |= Revision::DELETED_RESTRICTED;
|
|
} else {
|
|
$bitfield = 'oi_deleted';
|
|
}
|
|
|
|
if ( $deleteCurrent ) {
|
|
$concat = $dbw->buildConcat( array( "img_sha1", $encExt ) );
|
|
$where = array( 'img_name' => $this->file->getName() );
|
|
$dbw->insertSelect( 'filearchive', 'image',
|
|
array(
|
|
'fa_storage_group' => $encGroup,
|
|
'fa_storage_key' => "CASE WHEN img_sha1='' THEN '' ELSE $concat END",
|
|
'fa_deleted_user' => $encUserId,
|
|
'fa_deleted_timestamp' => $encTimestamp,
|
|
'fa_deleted_reason' => $encReason,
|
|
'fa_deleted' => $this->suppress ? $bitfield : 0,
|
|
|
|
'fa_name' => 'img_name',
|
|
'fa_archive_name' => 'NULL',
|
|
'fa_size' => 'img_size',
|
|
'fa_width' => 'img_width',
|
|
'fa_height' => 'img_height',
|
|
'fa_metadata' => 'img_metadata',
|
|
'fa_bits' => 'img_bits',
|
|
'fa_media_type' => 'img_media_type',
|
|
'fa_major_mime' => 'img_major_mime',
|
|
'fa_minor_mime' => 'img_minor_mime',
|
|
'fa_description' => 'img_description',
|
|
'fa_user' => 'img_user',
|
|
'fa_user_text' => 'img_user_text',
|
|
'fa_timestamp' => 'img_timestamp',
|
|
'fa_sha1' => 'img_sha1',
|
|
), $where, __METHOD__ );
|
|
}
|
|
|
|
if ( count( $oldRels ) ) {
|
|
$concat = $dbw->buildConcat( array( "oi_sha1", $encExt ) );
|
|
$where = array(
|
|
'oi_name' => $this->file->getName(),
|
|
'oi_archive_name IN (' . $dbw->makeList( array_keys( $oldRels ) ) . ')' );
|
|
$dbw->insertSelect( 'filearchive', 'oldimage',
|
|
array(
|
|
'fa_storage_group' => $encGroup,
|
|
'fa_storage_key' => "CASE WHEN oi_sha1='' THEN '' ELSE $concat END",
|
|
'fa_deleted_user' => $encUserId,
|
|
'fa_deleted_timestamp' => $encTimestamp,
|
|
'fa_deleted_reason' => $encReason,
|
|
'fa_deleted' => $this->suppress ? $bitfield : 'oi_deleted',
|
|
|
|
'fa_name' => 'oi_name',
|
|
'fa_archive_name' => 'oi_archive_name',
|
|
'fa_size' => 'oi_size',
|
|
'fa_width' => 'oi_width',
|
|
'fa_height' => 'oi_height',
|
|
'fa_metadata' => 'oi_metadata',
|
|
'fa_bits' => 'oi_bits',
|
|
'fa_media_type' => 'oi_media_type',
|
|
'fa_major_mime' => 'oi_major_mime',
|
|
'fa_minor_mime' => 'oi_minor_mime',
|
|
'fa_description' => 'oi_description',
|
|
'fa_user' => 'oi_user',
|
|
'fa_user_text' => 'oi_user_text',
|
|
'fa_timestamp' => 'oi_timestamp',
|
|
'fa_sha1' => 'oi_sha1',
|
|
), $where, __METHOD__ );
|
|
}
|
|
}
|
|
|
|
function doDBDeletes() {
|
|
$dbw = $this->file->repo->getMasterDB();
|
|
list( $oldRels, $deleteCurrent ) = $this->getOldRels();
|
|
|
|
if ( count( $oldRels ) ) {
|
|
$dbw->delete( 'oldimage',
|
|
array(
|
|
'oi_name' => $this->file->getName(),
|
|
'oi_archive_name' => array_keys( $oldRels )
|
|
), __METHOD__ );
|
|
}
|
|
|
|
if ( $deleteCurrent ) {
|
|
$dbw->delete( 'image', array( 'img_name' => $this->file->getName() ), __METHOD__ );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Run the transaction
|
|
* @return FileRepoStatus
|
|
*/
|
|
function execute() {
|
|
wfProfileIn( __METHOD__ );
|
|
|
|
$this->file->lock();
|
|
// Leave private files alone
|
|
$privateFiles = array();
|
|
list( $oldRels, ) = $this->getOldRels();
|
|
$dbw = $this->file->repo->getMasterDB();
|
|
|
|
if ( !empty( $oldRels ) ) {
|
|
$res = $dbw->select( 'oldimage',
|
|
array( 'oi_archive_name' ),
|
|
array( 'oi_name' => $this->file->getName(),
|
|
'oi_archive_name IN (' . $dbw->makeList( array_keys( $oldRels ) ) . ')',
|
|
$dbw->bitAnd( 'oi_deleted', File::DELETED_FILE ) => File::DELETED_FILE ),
|
|
__METHOD__ );
|
|
|
|
foreach ( $res as $row ) {
|
|
$privateFiles[$row->oi_archive_name] = 1;
|
|
}
|
|
}
|
|
// Prepare deletion batch
|
|
$hashes = $this->getHashes();
|
|
$this->deletionBatch = array();
|
|
$ext = $this->file->getExtension();
|
|
$dotExt = $ext === '' ? '' : ".$ext";
|
|
|
|
foreach ( $this->srcRels as $name => $srcRel ) {
|
|
// Skip files that have no hash (missing source).
|
|
// Keep private files where they are.
|
|
if ( isset( $hashes[$name] ) && !array_key_exists( $name, $privateFiles ) ) {
|
|
$hash = $hashes[$name];
|
|
$key = $hash . $dotExt;
|
|
$dstRel = $this->file->repo->getDeletedHashPath( $key ) . $key;
|
|
$this->deletionBatch[$name] = array( $srcRel, $dstRel );
|
|
}
|
|
}
|
|
|
|
// Lock the filearchive rows so that the files don't get deleted by a cleanup operation
|
|
// We acquire this lock by running the inserts now, before the file operations.
|
|
//
|
|
// This potentially has poor lock contention characteristics -- an alternative
|
|
// scheme would be to insert stub filearchive entries with no fa_name and commit
|
|
// them in a separate transaction, then run the file ops, then update the fa_name fields.
|
|
$this->doDBInserts();
|
|
|
|
// Removes non-existent file from the batch, so we don't get errors.
|
|
$this->deletionBatch = $this->removeNonexistentFiles( $this->deletionBatch );
|
|
|
|
// Execute the file deletion batch
|
|
$status = $this->file->repo->deleteBatch( $this->deletionBatch );
|
|
|
|
if ( !$status->isGood() ) {
|
|
$this->status->merge( $status );
|
|
}
|
|
|
|
if ( !$this->status->isOK() ) {
|
|
// Critical file deletion error
|
|
// Roll back inserts, release lock and abort
|
|
// TODO: delete the defunct filearchive rows if we are using a non-transactional DB
|
|
$this->file->unlockAndRollback();
|
|
wfProfileOut( __METHOD__ );
|
|
return $this->status;
|
|
}
|
|
|
|
// Delete image/oldimage rows
|
|
$this->doDBDeletes();
|
|
|
|
// Commit and return
|
|
$this->file->unlock();
|
|
wfProfileOut( __METHOD__ );
|
|
|
|
return $this->status;
|
|
}
|
|
|
|
/**
|
|
* Removes non-existent files from a deletion batch.
|
|
* @param $batch array
|
|
* @return array
|
|
*/
|
|
function removeNonexistentFiles( $batch ) {
|
|
$files = $newBatch = array();
|
|
|
|
foreach ( $batch as $batchItem ) {
|
|
list( $src, ) = $batchItem;
|
|
$files[$src] = $this->file->repo->getVirtualUrl( 'public' ) . '/' . rawurlencode( $src );
|
|
}
|
|
|
|
$result = $this->file->repo->fileExistsBatch( $files );
|
|
|
|
foreach ( $batch as $batchItem ) {
|
|
if ( $result[$batchItem[0]] ) {
|
|
$newBatch[] = $batchItem;
|
|
}
|
|
}
|
|
|
|
return $newBatch;
|
|
}
|
|
}
|
|
|
|
# ------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Helper class for file undeletion
|
|
* @ingroup FileAbstraction
|
|
*/
|
|
class LocalFileRestoreBatch {
|
|
/**
|
|
* @var LocalFile
|
|
*/
|
|
var $file;
|
|
|
|
var $cleanupBatch, $ids, $all, $unsuppress = false;
|
|
|
|
/**
|
|
* @param $file File
|
|
* @param $unsuppress bool
|
|
*/
|
|
function __construct( File $file, $unsuppress = false ) {
|
|
$this->file = $file;
|
|
$this->cleanupBatch = $this->ids = array();
|
|
$this->ids = array();
|
|
$this->unsuppress = $unsuppress;
|
|
}
|
|
|
|
/**
|
|
* Add a file by ID
|
|
*/
|
|
function addId( $fa_id ) {
|
|
$this->ids[] = $fa_id;
|
|
}
|
|
|
|
/**
|
|
* Add a whole lot of files by ID
|
|
*/
|
|
function addIds( $ids ) {
|
|
$this->ids = array_merge( $this->ids, $ids );
|
|
}
|
|
|
|
/**
|
|
* Add all revisions of the file
|
|
*/
|
|
function addAll() {
|
|
$this->all = true;
|
|
}
|
|
|
|
/**
|
|
* Run the transaction, except the cleanup batch.
|
|
* The cleanup batch should be run in a separate transaction, because it locks different
|
|
* rows and there's no need to keep the image row locked while it's acquiring those locks
|
|
* The caller may have its own transaction open.
|
|
* So we save the batch and let the caller call cleanup()
|
|
* @return FileRepoStatus
|
|
*/
|
|
function execute() {
|
|
global $wgLang;
|
|
|
|
if ( !$this->all && !$this->ids ) {
|
|
// Do nothing
|
|
return $this->file->repo->newGood();
|
|
}
|
|
|
|
$exists = $this->file->lock();
|
|
$dbw = $this->file->repo->getMasterDB();
|
|
$status = $this->file->repo->newGood();
|
|
|
|
// Fetch all or selected archived revisions for the file,
|
|
// sorted from the most recent to the oldest.
|
|
$conditions = array( 'fa_name' => $this->file->getName() );
|
|
|
|
if ( !$this->all ) {
|
|
$conditions[] = 'fa_id IN (' . $dbw->makeList( $this->ids ) . ')';
|
|
}
|
|
|
|
$result = $dbw->select(
|
|
'filearchive',
|
|
ArchivedFile::selectFields(),
|
|
$conditions,
|
|
__METHOD__,
|
|
array( 'ORDER BY' => 'fa_timestamp DESC' )
|
|
);
|
|
|
|
$idsPresent = array();
|
|
$storeBatch = array();
|
|
$insertBatch = array();
|
|
$insertCurrent = false;
|
|
$deleteIds = array();
|
|
$first = true;
|
|
$archiveNames = array();
|
|
|
|
foreach ( $result as $row ) {
|
|
$idsPresent[] = $row->fa_id;
|
|
|
|
if ( $row->fa_name != $this->file->getName() ) {
|
|
$status->error( 'undelete-filename-mismatch', $wgLang->timeanddate( $row->fa_timestamp ) );
|
|
$status->failCount++;
|
|
continue;
|
|
}
|
|
|
|
if ( $row->fa_storage_key == '' ) {
|
|
// Revision was missing pre-deletion
|
|
$status->error( 'undelete-bad-store-key', $wgLang->timeanddate( $row->fa_timestamp ) );
|
|
$status->failCount++;
|
|
continue;
|
|
}
|
|
|
|
$deletedRel = $this->file->repo->getDeletedHashPath( $row->fa_storage_key ) . $row->fa_storage_key;
|
|
$deletedUrl = $this->file->repo->getVirtualUrl() . '/deleted/' . $deletedRel;
|
|
|
|
if ( isset( $row->fa_sha1 ) ) {
|
|
$sha1 = $row->fa_sha1;
|
|
} else {
|
|
// old row, populate from key
|
|
$sha1 = LocalRepo::getHashFromKey( $row->fa_storage_key );
|
|
}
|
|
|
|
# Fix leading zero
|
|
if ( strlen( $sha1 ) == 32 && $sha1[0] == '0' ) {
|
|
$sha1 = substr( $sha1, 1 );
|
|
}
|
|
|
|
if ( is_null( $row->fa_major_mime ) || $row->fa_major_mime == 'unknown'
|
|
|| is_null( $row->fa_minor_mime ) || $row->fa_minor_mime == 'unknown'
|
|
|| is_null( $row->fa_media_type ) || $row->fa_media_type == 'UNKNOWN'
|
|
|| is_null( $row->fa_metadata ) ) {
|
|
// Refresh our metadata
|
|
// Required for a new current revision; nice for older ones too. :)
|
|
$props = RepoGroup::singleton()->getFileProps( $deletedUrl );
|
|
} else {
|
|
$props = array(
|
|
'minor_mime' => $row->fa_minor_mime,
|
|
'major_mime' => $row->fa_major_mime,
|
|
'media_type' => $row->fa_media_type,
|
|
'metadata' => $row->fa_metadata
|
|
);
|
|
}
|
|
|
|
if ( $first && !$exists ) {
|
|
// This revision will be published as the new current version
|
|
$destRel = $this->file->getRel();
|
|
$insertCurrent = array(
|
|
'img_name' => $row->fa_name,
|
|
'img_size' => $row->fa_size,
|
|
'img_width' => $row->fa_width,
|
|
'img_height' => $row->fa_height,
|
|
'img_metadata' => $props['metadata'],
|
|
'img_bits' => $row->fa_bits,
|
|
'img_media_type' => $props['media_type'],
|
|
'img_major_mime' => $props['major_mime'],
|
|
'img_minor_mime' => $props['minor_mime'],
|
|
'img_description' => $row->fa_description,
|
|
'img_user' => $row->fa_user,
|
|
'img_user_text' => $row->fa_user_text,
|
|
'img_timestamp' => $row->fa_timestamp,
|
|
'img_sha1' => $sha1
|
|
);
|
|
|
|
// The live (current) version cannot be hidden!
|
|
if ( !$this->unsuppress && $row->fa_deleted ) {
|
|
$storeBatch[] = array( $deletedUrl, 'public', $destRel );
|
|
$this->cleanupBatch[] = $row->fa_storage_key;
|
|
}
|
|
} else {
|
|
$archiveName = $row->fa_archive_name;
|
|
|
|
if ( $archiveName == '' ) {
|
|
// This was originally a current version; we
|
|
// have to devise a new archive name for it.
|
|
// Format is <timestamp of archiving>!<name>
|
|
$timestamp = wfTimestamp( TS_UNIX, $row->fa_deleted_timestamp );
|
|
|
|
do {
|
|
$archiveName = wfTimestamp( TS_MW, $timestamp ) . '!' . $row->fa_name;
|
|
$timestamp++;
|
|
} while ( isset( $archiveNames[$archiveName] ) );
|
|
}
|
|
|
|
$archiveNames[$archiveName] = true;
|
|
$destRel = $this->file->getArchiveRel( $archiveName );
|
|
$insertBatch[] = array(
|
|
'oi_name' => $row->fa_name,
|
|
'oi_archive_name' => $archiveName,
|
|
'oi_size' => $row->fa_size,
|
|
'oi_width' => $row->fa_width,
|
|
'oi_height' => $row->fa_height,
|
|
'oi_bits' => $row->fa_bits,
|
|
'oi_description' => $row->fa_description,
|
|
'oi_user' => $row->fa_user,
|
|
'oi_user_text' => $row->fa_user_text,
|
|
'oi_timestamp' => $row->fa_timestamp,
|
|
'oi_metadata' => $props['metadata'],
|
|
'oi_media_type' => $props['media_type'],
|
|
'oi_major_mime' => $props['major_mime'],
|
|
'oi_minor_mime' => $props['minor_mime'],
|
|
'oi_deleted' => $this->unsuppress ? 0 : $row->fa_deleted,
|
|
'oi_sha1' => $sha1 );
|
|
}
|
|
|
|
$deleteIds[] = $row->fa_id;
|
|
|
|
if ( !$this->unsuppress && $row->fa_deleted & File::DELETED_FILE ) {
|
|
// private files can stay where they are
|
|
$status->successCount++;
|
|
} else {
|
|
$storeBatch[] = array( $deletedUrl, 'public', $destRel );
|
|
$this->cleanupBatch[] = $row->fa_storage_key;
|
|
}
|
|
|
|
$first = false;
|
|
}
|
|
|
|
unset( $result );
|
|
|
|
// Add a warning to the status object for missing IDs
|
|
$missingIds = array_diff( $this->ids, $idsPresent );
|
|
|
|
foreach ( $missingIds as $id ) {
|
|
$status->error( 'undelete-missing-filearchive', $id );
|
|
}
|
|
|
|
// Remove missing files from batch, so we don't get errors when undeleting them
|
|
$storeBatch = $this->removeNonexistentFiles( $storeBatch );
|
|
|
|
// Run the store batch
|
|
// Use the OVERWRITE_SAME flag to smooth over a common error
|
|
$storeStatus = $this->file->repo->storeBatch( $storeBatch, FileRepo::OVERWRITE_SAME );
|
|
$status->merge( $storeStatus );
|
|
|
|
if ( !$status->isGood() ) {
|
|
// Even if some files could be copied, fail entirely as that is the
|
|
// easiest thing to do without data loss
|
|
$this->cleanupFailedBatch( $storeStatus, $storeBatch );
|
|
$status->ok = false;
|
|
$this->file->unlock();
|
|
|
|
return $status;
|
|
}
|
|
|
|
// Run the DB updates
|
|
// Because we have locked the image row, key conflicts should be rare.
|
|
// If they do occur, we can roll back the transaction at this time with
|
|
// no data loss, but leaving unregistered files scattered throughout the
|
|
// public zone.
|
|
// This is not ideal, which is why it's important to lock the image row.
|
|
if ( $insertCurrent ) {
|
|
$dbw->insert( 'image', $insertCurrent, __METHOD__ );
|
|
}
|
|
|
|
if ( $insertBatch ) {
|
|
$dbw->insert( 'oldimage', $insertBatch, __METHOD__ );
|
|
}
|
|
|
|
if ( $deleteIds ) {
|
|
$dbw->delete( 'filearchive',
|
|
array( 'fa_id IN (' . $dbw->makeList( $deleteIds ) . ')' ),
|
|
__METHOD__ );
|
|
}
|
|
|
|
// If store batch is empty (all files are missing), deletion is to be considered successful
|
|
if ( $status->successCount > 0 || !$storeBatch ) {
|
|
if ( !$exists ) {
|
|
wfDebug( __METHOD__ . " restored {$status->successCount} items, creating a new current\n" );
|
|
|
|
DeferredUpdates::addUpdate( SiteStatsUpdate::factory( array( 'images' => 1 ) ) );
|
|
|
|
$this->file->purgeEverything();
|
|
} else {
|
|
wfDebug( __METHOD__ . " restored {$status->successCount} as archived versions\n" );
|
|
$this->file->purgeDescription();
|
|
$this->file->purgeHistory();
|
|
}
|
|
}
|
|
|
|
$this->file->unlock();
|
|
|
|
return $status;
|
|
}
|
|
|
|
/**
|
|
* Removes non-existent files from a store batch.
|
|
* @param $triplets array
|
|
* @return array
|
|
*/
|
|
function removeNonexistentFiles( $triplets ) {
|
|
$files = $filteredTriplets = array();
|
|
foreach ( $triplets as $file ) {
|
|
$files[$file[0]] = $file[0];
|
|
}
|
|
|
|
$result = $this->file->repo->fileExistsBatch( $files );
|
|
|
|
foreach ( $triplets as $file ) {
|
|
if ( $result[$file[0]] ) {
|
|
$filteredTriplets[] = $file;
|
|
}
|
|
}
|
|
|
|
return $filteredTriplets;
|
|
}
|
|
|
|
/**
|
|
* Removes non-existent files from a cleanup batch.
|
|
* @param $batch array
|
|
* @return array
|
|
*/
|
|
function removeNonexistentFromCleanup( $batch ) {
|
|
$files = $newBatch = array();
|
|
$repo = $this->file->repo;
|
|
|
|
foreach ( $batch as $file ) {
|
|
$files[$file] = $repo->getVirtualUrl( 'deleted' ) . '/' .
|
|
rawurlencode( $repo->getDeletedHashPath( $file ) . $file );
|
|
}
|
|
|
|
$result = $repo->fileExistsBatch( $files );
|
|
|
|
foreach ( $batch as $file ) {
|
|
if ( $result[$file] ) {
|
|
$newBatch[] = $file;
|
|
}
|
|
}
|
|
|
|
return $newBatch;
|
|
}
|
|
|
|
/**
|
|
* Delete unused files in the deleted zone.
|
|
* This should be called from outside the transaction in which execute() was called.
|
|
* @return FileRepoStatus
|
|
*/
|
|
function cleanup() {
|
|
if ( !$this->cleanupBatch ) {
|
|
return $this->file->repo->newGood();
|
|
}
|
|
|
|
$this->cleanupBatch = $this->removeNonexistentFromCleanup( $this->cleanupBatch );
|
|
|
|
$status = $this->file->repo->cleanupDeletedBatch( $this->cleanupBatch );
|
|
|
|
return $status;
|
|
}
|
|
|
|
/**
|
|
* Cleanup a failed batch. The batch was only partially successful, so
|
|
* rollback by removing all items that were succesfully copied.
|
|
*
|
|
* @param Status $storeStatus
|
|
* @param array $storeBatch
|
|
*/
|
|
function cleanupFailedBatch( $storeStatus, $storeBatch ) {
|
|
$cleanupBatch = array();
|
|
|
|
foreach ( $storeStatus->success as $i => $success ) {
|
|
// Check if this item of the batch was successfully copied
|
|
if ( $success ) {
|
|
// Item was successfully copied and needs to be removed again
|
|
// Extract ($dstZone, $dstRel) from the batch
|
|
$cleanupBatch[] = array( $storeBatch[$i][1], $storeBatch[$i][2] );
|
|
}
|
|
}
|
|
$this->file->repo->cleanupBatch( $cleanupBatch );
|
|
}
|
|
}
|
|
|
|
# ------------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Helper class for file movement
|
|
* @ingroup FileAbstraction
|
|
*/
|
|
class LocalFileMoveBatch {
|
|
|
|
/**
|
|
* @var LocalFile
|
|
*/
|
|
var $file;
|
|
|
|
/**
|
|
* @var Title
|
|
*/
|
|
var $target;
|
|
|
|
var $cur, $olds, $oldCount, $archive;
|
|
|
|
/**
|
|
* @var DatabaseBase
|
|
*/
|
|
var $db;
|
|
|
|
/**
|
|
* @param File $file
|
|
* @param Title $target
|
|
*/
|
|
function __construct( File $file, Title $target ) {
|
|
$this->file = $file;
|
|
$this->target = $target;
|
|
$this->oldHash = $this->file->repo->getHashPath( $this->file->getName() );
|
|
$this->newHash = $this->file->repo->getHashPath( $this->target->getDBkey() );
|
|
$this->oldName = $this->file->getName();
|
|
$this->newName = $this->file->repo->getNameFromTitle( $this->target );
|
|
$this->oldRel = $this->oldHash . $this->oldName;
|
|
$this->newRel = $this->newHash . $this->newName;
|
|
$this->db = $file->getRepo()->getMasterDb();
|
|
}
|
|
|
|
/**
|
|
* Add the current image to the batch
|
|
*/
|
|
function addCurrent() {
|
|
$this->cur = array( $this->oldRel, $this->newRel );
|
|
}
|
|
|
|
/**
|
|
* Add the old versions of the image to the batch
|
|
* @return Array List of archive names from old versions
|
|
*/
|
|
function addOlds() {
|
|
$archiveBase = 'archive';
|
|
$this->olds = array();
|
|
$this->oldCount = 0;
|
|
$archiveNames = array();
|
|
|
|
$result = $this->db->select( 'oldimage',
|
|
array( 'oi_archive_name', 'oi_deleted' ),
|
|
array( 'oi_name' => $this->oldName ),
|
|
__METHOD__
|
|
);
|
|
|
|
foreach ( $result as $row ) {
|
|
$archiveNames[] = $row->oi_archive_name;
|
|
$oldName = $row->oi_archive_name;
|
|
$bits = explode( '!', $oldName, 2 );
|
|
|
|
if ( count( $bits ) != 2 ) {
|
|
wfDebug( "Old file name missing !: '$oldName' \n" );
|
|
continue;
|
|
}
|
|
|
|
list( $timestamp, $filename ) = $bits;
|
|
|
|
if ( $this->oldName != $filename ) {
|
|
wfDebug( "Old file name doesn't match: '$oldName' \n" );
|
|
continue;
|
|
}
|
|
|
|
$this->oldCount++;
|
|
|
|
// Do we want to add those to oldCount?
|
|
if ( $row->oi_deleted & File::DELETED_FILE ) {
|
|
continue;
|
|
}
|
|
|
|
$this->olds[] = array(
|
|
"{$archiveBase}/{$this->oldHash}{$oldName}",
|
|
"{$archiveBase}/{$this->newHash}{$timestamp}!{$this->newName}"
|
|
);
|
|
}
|
|
|
|
return $archiveNames;
|
|
}
|
|
|
|
/**
|
|
* Perform the move.
|
|
* @return FileRepoStatus
|
|
*/
|
|
function execute() {
|
|
$repo = $this->file->repo;
|
|
$status = $repo->newGood();
|
|
|
|
$triplets = $this->getMoveTriplets();
|
|
$triplets = $this->removeNonexistentFiles( $triplets );
|
|
|
|
$this->file->lock(); // begin
|
|
// Rename the file versions metadata in the DB.
|
|
// This implicitly locks the destination file, which avoids race conditions.
|
|
// If we moved the files from A -> C before DB updates, another process could
|
|
// move files from B -> C at this point, causing storeBatch() to fail and thus
|
|
// cleanupTarget() to trigger. It would delete the C files and cause data loss.
|
|
$statusDb = $this->doDBUpdates();
|
|
if ( !$statusDb->isGood() ) {
|
|
$this->file->unlockAndRollback();
|
|
$statusDb->ok = false;
|
|
return $statusDb;
|
|
}
|
|
wfDebugLog( 'imagemove', "Renamed {$this->file->getName()} in database: {$statusDb->successCount} successes, {$statusDb->failCount} failures" );
|
|
|
|
// Copy the files into their new location.
|
|
// If a prior process fataled copying or cleaning up files we tolerate any
|
|
// of the existing files if they are identical to the ones being stored.
|
|
$statusMove = $repo->storeBatch( $triplets, FileRepo::OVERWRITE_SAME );
|
|
wfDebugLog( 'imagemove', "Moved files for {$this->file->getName()}: {$statusMove->successCount} successes, {$statusMove->failCount} failures" );
|
|
if ( !$statusMove->isGood() ) {
|
|
// Delete any files copied over (while the destination is still locked)
|
|
$this->cleanupTarget( $triplets );
|
|
$this->file->unlockAndRollback(); // unlocks the destination
|
|
wfDebugLog( 'imagemove', "Error in moving files: " . $statusMove->getWikiText() );
|
|
$statusMove->ok = false;
|
|
return $statusMove;
|
|
}
|
|
$this->file->unlock(); // done
|
|
|
|
// Everything went ok, remove the source files
|
|
$this->cleanupSource( $triplets );
|
|
|
|
$status->merge( $statusDb );
|
|
$status->merge( $statusMove );
|
|
|
|
return $status;
|
|
}
|
|
|
|
/**
|
|
* Do the database updates and return a new FileRepoStatus indicating how
|
|
* many rows where updated.
|
|
*
|
|
* @return FileRepoStatus
|
|
*/
|
|
function doDBUpdates() {
|
|
$repo = $this->file->repo;
|
|
$status = $repo->newGood();
|
|
$dbw = $this->db;
|
|
|
|
// Update current image
|
|
$dbw->update(
|
|
'image',
|
|
array( 'img_name' => $this->newName ),
|
|
array( 'img_name' => $this->oldName ),
|
|
__METHOD__
|
|
);
|
|
|
|
if ( $dbw->affectedRows() ) {
|
|
$status->successCount++;
|
|
} else {
|
|
$status->failCount++;
|
|
$status->fatal( 'imageinvalidfilename' );
|
|
return $status;
|
|
}
|
|
|
|
// Update old images
|
|
$dbw->update(
|
|
'oldimage',
|
|
array(
|
|
'oi_name' => $this->newName,
|
|
'oi_archive_name = ' . $dbw->strreplace( 'oi_archive_name',
|
|
$dbw->addQuotes( $this->oldName ), $dbw->addQuotes( $this->newName ) ),
|
|
),
|
|
array( 'oi_name' => $this->oldName ),
|
|
__METHOD__
|
|
);
|
|
|
|
$affected = $dbw->affectedRows();
|
|
$total = $this->oldCount;
|
|
$status->successCount += $affected;
|
|
// Bug 34934: $total is based on files that actually exist.
|
|
// There may be more DB rows than such files, in which case $affected
|
|
// can be greater than $total. We use max() to avoid negatives here.
|
|
$status->failCount += max( 0, $total - $affected );
|
|
if ( $status->failCount ) {
|
|
$status->error( 'imageinvalidfilename' );
|
|
}
|
|
|
|
return $status;
|
|
}
|
|
|
|
/**
|
|
* Generate triplets for FileRepo::storeBatch().
|
|
* @return array
|
|
*/
|
|
function getMoveTriplets() {
|
|
$moves = array_merge( array( $this->cur ), $this->olds );
|
|
$triplets = array(); // The format is: (srcUrl, destZone, destUrl)
|
|
|
|
foreach ( $moves as $move ) {
|
|
// $move: (oldRelativePath, newRelativePath)
|
|
$srcUrl = $this->file->repo->getVirtualUrl() . '/public/' . rawurlencode( $move[0] );
|
|
$triplets[] = array( $srcUrl, 'public', $move[1] );
|
|
wfDebugLog( 'imagemove', "Generated move triplet for {$this->file->getName()}: {$srcUrl} :: public :: {$move[1]}" );
|
|
}
|
|
|
|
return $triplets;
|
|
}
|
|
|
|
/**
|
|
* Removes non-existent files from move batch.
|
|
* @param $triplets array
|
|
* @return array
|
|
*/
|
|
function removeNonexistentFiles( $triplets ) {
|
|
$files = array();
|
|
|
|
foreach ( $triplets as $file ) {
|
|
$files[$file[0]] = $file[0];
|
|
}
|
|
|
|
$result = $this->file->repo->fileExistsBatch( $files );
|
|
$filteredTriplets = array();
|
|
|
|
foreach ( $triplets as $file ) {
|
|
if ( $result[$file[0]] ) {
|
|
$filteredTriplets[] = $file;
|
|
} else {
|
|
wfDebugLog( 'imagemove', "File {$file[0]} does not exist" );
|
|
}
|
|
}
|
|
|
|
return $filteredTriplets;
|
|
}
|
|
|
|
/**
|
|
* Cleanup a partially moved array of triplets by deleting the target
|
|
* files. Called if something went wrong half way.
|
|
*/
|
|
function cleanupTarget( $triplets ) {
|
|
// Create dest pairs from the triplets
|
|
$pairs = array();
|
|
foreach ( $triplets as $triplet ) {
|
|
// $triplet: (old source virtual URL, dst zone, dest rel)
|
|
$pairs[] = array( $triplet[1], $triplet[2] );
|
|
}
|
|
|
|
$this->file->repo->cleanupBatch( $pairs );
|
|
}
|
|
|
|
/**
|
|
* Cleanup a fully moved array of triplets by deleting the source files.
|
|
* Called at the end of the move process if everything else went ok.
|
|
*/
|
|
function cleanupSource( $triplets ) {
|
|
// Create source file names from the triplets
|
|
$files = array();
|
|
foreach ( $triplets as $triplet ) {
|
|
$files[] = $triplet[0];
|
|
}
|
|
|
|
$this->file->repo->cleanupBatch( $files );
|
|
}
|
|
}
|