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<?php
/**
* API for MediaWiki 1.12+
*
* Copyright © 2010 Sam Reed
* Copyright © 2008 Vasiliev Victor vasilvv@gmail.com,
* based on ApiQueryAllPages.php
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
namespace MediaWiki\Api;
use MediaWiki\CommentFormatter\CommentFormatter;
use MediaWiki\CommentFormatter\CommentItem;
use MediaWiki\CommentStore\CommentStore;
use MediaWiki\FileRepo\File\ArchivedFile;
use MediaWiki\FileRepo\File\File;
use MediaWiki\Revision\RevisionRecord;
use MediaWiki\Title\Title;
use MediaWiki\Title\TitleValue;
use Wikimedia\ParamValidator\ParamValidator;
use Wikimedia\ParamValidator\TypeDef\IntegerDef;
use Wikimedia\Rdbms\IExpression;
use Wikimedia\Rdbms\LikeValue;
/**
* Query module to enumerate all deleted files.
*
* @ingroup API
*/
class ApiQueryFilearchive extends ApiQueryBase {
private CommentStore $commentStore;
private CommentFormatter $commentFormatter;
public function __construct(
ApiQuery $query,
string $moduleName,
CommentStore $commentStore,
CommentFormatter $commentFormatter
) {
parent::__construct( $query, $moduleName, 'fa' );
$this->commentStore = $commentStore;
$this->commentFormatter = $commentFormatter;
}
public function execute() {
$user = $this->getUser();
$db = $this->getDB();
$params = $this->extractRequestParams();
$prop = array_fill_keys( $params['prop'], true );
$fld_sha1 = isset( $prop['sha1'] );
$fld_timestamp = isset( $prop['timestamp'] );
$fld_user = isset( $prop['user'] );
$fld_size = isset( $prop['size'] );
$fld_dimensions = isset( $prop['dimensions'] );
$fld_description = isset( $prop['description'] ) || isset( $prop['parseddescription'] );
$fld_parseddescription = isset( $prop['parseddescription'] );
$fld_mime = isset( $prop['mime'] );
$fld_mediatype = isset( $prop['mediatype'] );
$fld_metadata = isset( $prop['metadata'] );
$fld_bitdepth = isset( $prop['bitdepth'] );
$fld_archivename = isset( $prop['archivename'] );
if ( $fld_description && !$this->getAuthority()->isAllowed( 'deletedhistory' ) ) {
$this->dieWithError( 'apierror-cantview-deleted-description', 'permissiondenied' );
}
if ( $fld_metadata && !$this->getAuthority()->isAllowedAny( 'deletedtext', 'undelete' ) ) {
$this->dieWithError( 'apierror-cantview-deleted-metadata', 'permissiondenied' );
}
$fileQuery = ArchivedFile::getQueryInfo();
$this->addTables( $fileQuery['tables'] );
$this->addFields( $fileQuery['fields'] );
$this->addJoinConds( $fileQuery['joins'] );
if ( $params['continue'] !== null ) {
$cont = $this->parseContinueParamOrDie( $params['continue'], [ 'string', 'timestamp', 'int' ] );
$op = $params['dir'] == 'descending' ? '<=' : '>=';
$this->addWhere( $db->buildComparison( $op, [
'fa_name' => $cont[0],
'fa_timestamp' => $db->timestamp( $cont[1] ),
'fa_id' => $cont[2],
] ) );
}
// Image filters
$dir = ( $params['dir'] == 'descending' ? 'older' : 'newer' );
$from = ( $params['from'] === null ? null : $this->titlePartToKey( $params['from'], NS_FILE ) );
$to = ( $params['to'] === null ? null : $this->titlePartToKey( $params['to'], NS_FILE ) );
$this->addWhereRange( 'fa_name', $dir, $from, $to );
if ( isset( $params['prefix'] ) ) {
$this->addWhere(
$db->expr(
'fa_name',
IExpression::LIKE,
new LikeValue( $this->titlePartToKey( $params['prefix'], NS_FILE ), $db->anyString() )
)
);
}
$sha1Set = isset( $params['sha1'] );
$sha1base36Set = isset( $params['sha1base36'] );
if ( $sha1Set || $sha1base36Set ) {
$sha1 = false;
if ( $sha1Set ) {
$sha1 = strtolower( $params['sha1'] );
if ( !$this->validateSha1Hash( $sha1 ) ) {
$this->dieWithError( 'apierror-invalidsha1hash' );
}
$sha1 = \Wikimedia\base_convert( $sha1, 16, 36, 31 );
} elseif ( $sha1base36Set ) {
$sha1 = strtolower( $params['sha1base36'] );
if ( !$this->validateSha1Base36Hash( $sha1 ) ) {
$this->dieWithError( 'apierror-invalidsha1base36hash' );
}
}
if ( $sha1 ) {
$this->addWhereFld( 'fa_sha1', $sha1 );
// Paranoia: avoid brute force searches (T19342)
if ( !$this->getAuthority()->isAllowed( 'deletedtext' ) ) {
$bitmask = File::DELETED_FILE;
} elseif ( !$this->getAuthority()->isAllowedAny( 'suppressrevision', 'viewsuppressed' ) ) {
$bitmask = File::DELETED_FILE | File::DELETED_RESTRICTED;
} else {
$bitmask = 0;
}
if ( $bitmask ) {
$this->addWhere( $this->getDB()->bitAnd( 'fa_deleted', $bitmask ) . " != $bitmask" );
}
}
}
$limit = $params['limit'];
$this->addOption( 'LIMIT', $limit + 1 );
$sort = ( $params['dir'] == 'descending' ? ' DESC' : '' );
$this->addOption( 'ORDER BY', [
'fa_name' . $sort,
'fa_timestamp' . $sort,
'fa_id' . $sort,
] );
$res = $this->select( __METHOD__ );
// Format descriptions in a batch
$formattedDescriptions = [];
$descriptions = [];
if ( $fld_parseddescription ) {
$commentItems = [];
foreach ( $res as $row ) {
$desc = $this->commentStore->getComment( 'fa_description', $row )->text;
$descriptions[$row->fa_id] = $desc;
$commentItems[$row->fa_id] = ( new CommentItem( $desc ) )
->selfLinkTarget( new TitleValue( NS_FILE, $row->fa_name ) );
}
$formattedDescriptions = $this->commentFormatter->createBatch()
->comments( $commentItems )
->execute();
}
$count = 0;
$result = $this->getResult();
foreach ( $res as $row ) {
if ( ++$count > $limit ) {
// We've reached the one extra which shows that there are
// additional pages to be had. Stop here...
$this->setContinueEnumParameter(
'continue', "$row->fa_name|$row->fa_timestamp|$row->fa_id"
);
break;
}
$exists = $row->fa_archive_name !== '';
$canViewFile = RevisionRecord::userCanBitfield( $row->fa_deleted, File::DELETED_FILE, $user );
$file = [];
$file['id'] = (int)$row->fa_id;
$file['name'] = $row->fa_name;
$title = Title::makeTitle( NS_FILE, $row->fa_name );
self::addTitleInfo( $file, $title );
if ( $fld_description &&
RevisionRecord::userCanBitfield( $row->fa_deleted, File::DELETED_COMMENT, $user )
) {
if ( isset( $prop['parseddescription'] ) ) {
$file['parseddescription'] = $formattedDescriptions[$row->fa_id];
$file['description'] = $descriptions[$row->fa_id];
} else {
$file['description'] = $this->commentStore->getComment( 'fa_description', $row )->text;
}
}
if ( $fld_user &&
RevisionRecord::userCanBitfield( $row->fa_deleted, File::DELETED_USER, $user )
) {
$file['userid'] = (int)$row->fa_user;
$file['user'] = $row->fa_user_text;
}
if ( !$exists ) {
$file['filemissing'] = true;
}
if ( $fld_sha1 && $canViewFile && $exists ) {
$file['sha1'] = \Wikimedia\base_convert( $row->fa_sha1, 36, 16, 40 );
}
if ( $fld_timestamp ) {
$file['timestamp'] = wfTimestamp( TS_ISO_8601, $row->fa_timestamp );
}
if ( ( $fld_size || $fld_dimensions ) && $canViewFile && $exists ) {
$file['size'] = $row->fa_size;
$pageCount = ArchivedFile::newFromRow( $row )->pageCount();
if ( $pageCount !== false ) {
$file['pagecount'] = $pageCount;
}
$file['height'] = $row->fa_height;
$file['width'] = $row->fa_width;
}
if ( $fld_mediatype && $canViewFile && $exists ) {
$file['mediatype'] = $row->fa_media_type;
}
if ( $fld_metadata && $canViewFile && $exists ) {
$metadataArray = ArchivedFile::newFromRow( $row )->getMetadataArray();
$file['metadata'] = $row->fa_metadata
? ApiQueryImageInfo::processMetaData( $metadataArray, $result )
: null;
}
if ( $fld_bitdepth && $canViewFile && $exists ) {
$file['bitdepth'] = $row->fa_bits;
}
if ( $fld_mime && $canViewFile && $exists ) {
$file['mime'] = "$row->fa_major_mime/$row->fa_minor_mime";
}
if ( $fld_archivename && $row->fa_archive_name !== null ) {
$file['archivename'] = $row->fa_archive_name;
}
if ( $row->fa_deleted & File::DELETED_FILE ) {
$file['filehidden'] = true;
}
if ( $row->fa_deleted & File::DELETED_COMMENT ) {
$file['commenthidden'] = true;
}
if ( $row->fa_deleted & File::DELETED_USER ) {
$file['userhidden'] = true;
}
if ( $row->fa_deleted & File::DELETED_RESTRICTED ) {
// This file is deleted for normal admins
$file['suppressed'] = true;
}
$fit = $result->addValue( [ 'query', $this->getModuleName() ], null, $file );
if ( !$fit ) {
$this->setContinueEnumParameter(
'continue', "$row->fa_name|$row->fa_timestamp|$row->fa_id"
);
break;
}
}
$result->addIndexedTagName( [ 'query', $this->getModuleName() ], 'fa' );
}
public function getAllowedParams() {
return [
'from' => null,
'to' => null,
'prefix' => null,
'dir' => [
ParamValidator::PARAM_DEFAULT => 'ascending',
ParamValidator::PARAM_TYPE => [
'ascending',
'descending'
]
],
'sha1' => null,
'sha1base36' => null,
'prop' => [
ParamValidator::PARAM_DEFAULT => 'timestamp',
ParamValidator::PARAM_ISMULTI => true,
ParamValidator::PARAM_TYPE => [
'sha1',
'timestamp',
'user',
'size',
'dimensions',
'description',
'parseddescription',
'mime',
'mediatype',
'metadata',
'bitdepth',
'archivename',
],
ApiBase::PARAM_HELP_MSG_PER_VALUE => [],
],
'limit' => [
ParamValidator::PARAM_DEFAULT => 10,
ParamValidator::PARAM_TYPE => 'limit',
IntegerDef::PARAM_MIN => 1,
IntegerDef::PARAM_MAX => ApiBase::LIMIT_BIG1,
IntegerDef::PARAM_MAX2 => ApiBase::LIMIT_BIG2
],
'continue' => [
ApiBase::PARAM_HELP_MSG => 'api-help-param-continue',
],
];
}
protected function getExamplesMessages() {
return [
'action=query&list=filearchive'
=> 'apihelp-query+filearchive-example-simple',
];
}
public function getHelpUrls() {
return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Filearchive';
}
}
/** @deprecated class alias since 1.43 */
class_alias( ApiQueryFilearchive::class, 'ApiQueryFilearchive' );