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+<?php
+
+/**
+ * API for MediaWiki 1.12+
+ *
+ * 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
+ */
+
+use Wikimedia\Rdbms\IDatabase;
+
+/**
+ * Query module to enumerate all available pages.
+ *
+ * @ingroup API
+ */
+class ApiQueryAllImages extends ApiQueryGeneratorBase {
+ protected $mRepo;
+
+ public function __construct( ApiQuery $query, $moduleName ) {
+ parent::__construct( $query, $moduleName, 'ai' );
+ $this->mRepo = RepoGroup::singleton()->getLocalRepo();
+ }
+
+ /**
+ * Override parent method to make sure the repo's DB is used
+ * which may not necessarily be the same as the local DB.
+ *
+ * TODO: allow querying non-local repos.
+ * @return IDatabase
+ */
+ protected function getDB() {
+ return $this->mRepo->getReplicaDB();
+ }
+
+ public function execute() {
+ $this->run();
+ }
+
+ public function getCacheMode( $params ) {
+ return 'public';
+ }
+
+ /**
+ * @param ApiPageSet $resultPageSet
+ * @return void
+ */
+ public function executeGenerator( $resultPageSet ) {
+ if ( $resultPageSet->isResolvingRedirects() ) {
+ $this->dieWithError( 'apierror-allimages-redirect', 'invalidparammix' );
+ }
+
+ $this->run( $resultPageSet );
+ }
+
+ /**
+ * @param ApiPageSet $resultPageSet
+ * @return void
+ */
+ private function run( $resultPageSet = null ) {
+ $repo = $this->mRepo;
+ if ( !$repo instanceof LocalRepo ) {
+ $this->dieWithError( 'apierror-unsupportedrepo' );
+ }
+
+ $prefix = $this->getModulePrefix();
+
+ $db = $this->getDB();
+
+ $params = $this->extractRequestParams();
+
+ // Table and return fields
+ $prop = array_flip( $params['prop'] );
+
+ $fileQuery = LocalFile::getQueryInfo();
+ $this->addTables( $fileQuery['tables'] );
+ $this->addFields( $fileQuery['fields'] );
+ $this->addJoinConds( $fileQuery['joins'] );
+
+ $ascendingOrder = true;
+ if ( $params['dir'] == 'descending' || $params['dir'] == 'older' ) {
+ $ascendingOrder = false;
+ }
+
+ if ( $params['sort'] == 'name' ) {
+ // Check mutually exclusive params
+ $disallowed = [ 'start', 'end', 'user' ];
+ foreach ( $disallowed as $pname ) {
+ if ( isset( $params[$pname] ) ) {
+ $this->dieWithError(
+ [
+ 'apierror-invalidparammix-mustusewith',
+ "{$prefix}{$pname}",
+ "{$prefix}sort=timestamp"
+ ],
+ 'invalidparammix'
+ );
+ }
+ }
+ if ( $params['filterbots'] != 'all' ) {
+ $this->dieWithError(
+ [
+ 'apierror-invalidparammix-mustusewith',
+ "{$prefix}filterbots",
+ "{$prefix}sort=timestamp"
+ ],
+ 'invalidparammix'
+ );
+ }
+
+ // Pagination
+ if ( !is_null( $params['continue'] ) ) {
+ $cont = explode( '|', $params['continue'] );
+ $this->dieContinueUsageIf( count( $cont ) != 1 );
+ $op = ( $ascendingOrder ? '>' : '<' );
+ $continueFrom = $db->addQuotes( $cont[0] );
+ $this->addWhere( "img_name $op= $continueFrom" );
+ }
+
+ // Image filters
+ $from = ( $params['from'] === null ? null : $this->titlePartToKey( $params['from'], NS_FILE ) );
+ $to = ( $params['to'] === null ? null : $this->titlePartToKey( $params['to'], NS_FILE ) );
+ $this->addWhereRange( 'img_name', ( $ascendingOrder ? 'newer' : 'older' ), $from, $to );
+
+ if ( isset( $params['prefix'] ) ) {
+ $this->addWhere( 'img_name' . $db->buildLike(
+ $this->titlePartToKey( $params['prefix'], NS_FILE ),
+ $db->anyString() ) );
+ }
+ } else {
+ // Check mutually exclusive params
+ $disallowed = [ 'from', 'to', 'prefix' ];
+ foreach ( $disallowed as $pname ) {
+ if ( isset( $params[$pname] ) ) {
+ $this->dieWithError(
+ [
+ 'apierror-invalidparammix-mustusewith',
+ "{$prefix}{$pname}",
+ "{$prefix}sort=name"
+ ],
+ 'invalidparammix'
+ );
+ }
+ }
+ if ( !is_null( $params['user'] ) && $params['filterbots'] != 'all' ) {
+ // Since filterbots checks if each user has the bot right, it
+ // doesn't make sense to use it with user
+ $this->dieWithError(
+ [ 'apierror-invalidparammix-cannotusewith', "{$prefix}user", "{$prefix}filterbots" ]
+ );
+ }
+
+ // Pagination
+ $this->addTimestampWhereRange(
+ 'img_timestamp',
+ $ascendingOrder ? 'newer' : 'older',
+ $params['start'],
+ $params['end']
+ );
+ // Include in ORDER BY for uniqueness
+ $this->addWhereRange( 'img_name', $ascendingOrder ? 'newer' : 'older', null, null );
+
+ if ( !is_null( $params['continue'] ) ) {
+ $cont = explode( '|', $params['continue'] );
+ $this->dieContinueUsageIf( count( $cont ) != 2 );
+ $op = ( $ascendingOrder ? '>' : '<' );
+ $continueTimestamp = $db->addQuotes( $db->timestamp( $cont[0] ) );
+ $continueName = $db->addQuotes( $cont[1] );
+ $this->addWhere( "img_timestamp $op $continueTimestamp OR " .
+ "(img_timestamp = $continueTimestamp AND " .
+ "img_name $op= $continueName)"
+ );
+ }
+
+ // Image filters
+ if ( !is_null( $params['user'] ) ) {
+ $actorQuery = ActorMigration::newMigration()
+ ->getWhere( $db, 'img_user', User::newFromName( $params['user'], false ) );
+ $this->addTables( $actorQuery['tables'] );
+ $this->addJoinConds( $actorQuery['joins'] );
+ $this->addWhere( $actorQuery['conds'] );
+ }
+ if ( $params['filterbots'] != 'all' ) {
+ $actorQuery = ActorMigration::newMigration()->getJoin( 'img_user' );
+ $this->addTables( $actorQuery['tables'] );
+ $this->addTables( 'user_groups' );
+ $this->addJoinConds( $actorQuery['joins'] );
+ $this->addJoinConds( [ 'user_groups' => [
+ 'LEFT JOIN',
+ [
+ 'ug_group' => User::getGroupsWithPermission( 'bot' ),
+ 'ug_user = ' . $actorQuery['fields']['img_user'],
+ 'ug_expiry IS NULL OR ug_expiry >= ' . $db->addQuotes( $db->timestamp() )
+ ]
+ ] ] );
+ $groupCond = ( $params['filterbots'] == 'nobots' ? 'NULL' : 'NOT NULL' );
+ $this->addWhere( "ug_group IS $groupCond" );
+ }
+ }
+
+ // Filters not depending on sort
+ if ( isset( $params['minsize'] ) ) {
+ $this->addWhere( 'img_size>=' . intval( $params['minsize'] ) );
+ }
+
+ if ( isset( $params['maxsize'] ) ) {
+ $this->addWhere( 'img_size<=' . intval( $params['maxsize'] ) );
+ }
+
+ $sha1 = false;
+ if ( isset( $params['sha1'] ) ) {
+ $sha1 = strtolower( $params['sha1'] );
+ if ( !$this->validateSha1Hash( $sha1 ) ) {
+ $this->dieWithError( 'apierror-invalidsha1hash' );
+ }
+ $sha1 = Wikimedia\base_convert( $sha1, 16, 36, 31 );
+ } elseif ( isset( $params['sha1base36'] ) ) {
+ $sha1 = strtolower( $params['sha1base36'] );
+ if ( !$this->validateSha1Base36Hash( $sha1 ) ) {
+ $this->dieWithError( 'apierror-invalidsha1base36hash' );
+ }
+ }
+ if ( $sha1 ) {
+ $this->addWhereFld( 'img_sha1', $sha1 );
+ }
+
+ if ( !is_null( $params['mime'] ) ) {
+ if ( $this->getConfig()->get( 'MiserMode' ) ) {
+ $this->dieWithError( 'apierror-mimesearchdisabled' );
+ }
+
+ $mimeConds = [];
+ foreach ( $params['mime'] as $mime ) {
+ list( $major, $minor ) = File::splitMime( $mime );
+ $mimeConds[] = $db->makeList(
+ [
+ 'img_major_mime' => $major,
+ 'img_minor_mime' => $minor,
+ ],
+ LIST_AND
+ );
+ }
+ // safeguard against internal_api_error_DBQueryError
+ if ( count( $mimeConds ) > 0 ) {
+ $this->addWhere( $db->makeList( $mimeConds, LIST_OR ) );
+ } else {
+ // no MIME types, no files
+ $this->getResult()->addValue( 'query', $this->getModuleName(), [] );
+ return;
+ }
+ }
+
+ $limit = $params['limit'];
+ $this->addOption( 'LIMIT', $limit + 1 );
+ $sortFlag = '';
+ if ( !$ascendingOrder ) {
+ $sortFlag = ' DESC';
+ }
+ if ( $params['sort'] == 'timestamp' ) {
+ $this->addOption( 'ORDER BY', 'img_timestamp' . $sortFlag );
+ } else {
+ $this->addOption( 'ORDER BY', 'img_name' . $sortFlag );
+ }
+
+ $res = $this->select( __METHOD__ );
+
+ $titles = [];
+ $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...
+ if ( $params['sort'] == 'name' ) {
+ $this->setContinueEnumParameter( 'continue', $row->img_name );
+ } else {
+ $this->setContinueEnumParameter( 'continue', "$row->img_timestamp|$row->img_name" );
+ }
+ break;
+ }
+
+ if ( is_null( $resultPageSet ) ) {
+ $file = $repo->newFileFromRow( $row );
+ $info = array_merge( [ 'name' => $row->img_name ],
+ ApiQueryImageInfo::getInfo( $file, $prop, $result ) );
+ self::addTitleInfo( $info, $file->getTitle() );
+
+ $fit = $result->addValue( [ 'query', $this->getModuleName() ], null, $info );
+ if ( !$fit ) {
+ if ( $params['sort'] == 'name' ) {
+ $this->setContinueEnumParameter( 'continue', $row->img_name );
+ } else {
+ $this->setContinueEnumParameter( 'continue', "$row->img_timestamp|$row->img_name" );
+ }
+ break;
+ }
+ } else {
+ $titles[] = Title::makeTitle( NS_FILE, $row->img_name );
+ }
+ }
+
+ if ( is_null( $resultPageSet ) ) {
+ $result->addIndexedTagName( [ 'query', $this->getModuleName() ], 'img' );
+ } else {
+ $resultPageSet->populateFromTitles( $titles );
+ }
+ }
+
+ public function getAllowedParams() {
+ $ret = [
+ 'sort' => [
+ ApiBase::PARAM_DFLT => 'name',
+ ApiBase::PARAM_TYPE => [
+ 'name',
+ 'timestamp'
+ ]
+ ],
+ 'dir' => [
+ ApiBase::PARAM_DFLT => 'ascending',
+ ApiBase::PARAM_TYPE => [
+ // sort=name
+ 'ascending',
+ 'descending',
+ // sort=timestamp
+ 'newer',
+ 'older'
+ ]
+ ],
+ 'from' => null,
+ 'to' => null,
+ 'continue' => [
+ ApiBase::PARAM_HELP_MSG => 'api-help-param-continue',
+ ],
+ 'start' => [
+ ApiBase::PARAM_TYPE => 'timestamp'
+ ],
+ 'end' => [
+ ApiBase::PARAM_TYPE => 'timestamp'
+ ],
+ 'prop' => [
+ ApiBase::PARAM_TYPE => ApiQueryImageInfo::getPropertyNames( $this->propertyFilter ),
+ ApiBase::PARAM_DFLT => 'timestamp|url',
+ ApiBase::PARAM_ISMULTI => true,
+ ApiBase::PARAM_HELP_MSG => 'apihelp-query+imageinfo-param-prop',
+ ApiBase::PARAM_HELP_MSG_PER_VALUE =>
+ ApiQueryImageInfo::getPropertyMessages( $this->propertyFilter ),
+ ],
+ 'prefix' => null,
+ 'minsize' => [
+ ApiBase::PARAM_TYPE => 'integer',
+ ],
+ 'maxsize' => [
+ ApiBase::PARAM_TYPE => 'integer',
+ ],
+ 'sha1' => null,
+ 'sha1base36' => null,
+ 'user' => [
+ ApiBase::PARAM_TYPE => 'user'
+ ],
+ 'filterbots' => [
+ ApiBase::PARAM_DFLT => 'all',
+ ApiBase::PARAM_TYPE => [
+ 'all',
+ 'bots',
+ 'nobots'
+ ]
+ ],
+ 'mime' => [
+ ApiBase::PARAM_ISMULTI => true,
+ ],
+ 'limit' => [
+ ApiBase::PARAM_DFLT => 10,
+ ApiBase::PARAM_TYPE => 'limit',
+ ApiBase::PARAM_MIN => 1,
+ ApiBase::PARAM_MAX => ApiBase::LIMIT_BIG1,
+ ApiBase::PARAM_MAX2 => ApiBase::LIMIT_BIG2
+ ],
+ ];
+
+ if ( $this->getConfig()->get( 'MiserMode' ) ) {
+ $ret['mime'][ApiBase::PARAM_HELP_MSG] = 'api-help-param-disabled-in-miser-mode';
+ }
+
+ return $ret;
+ }
+
+ private $propertyFilter = [ 'archivename', 'thumbmime', 'uploadwarning' ];
+
+ protected function getExamplesMessages() {
+ return [
+ 'action=query&list=allimages&aifrom=B'
+ => 'apihelp-query+allimages-example-B',
+ 'action=query&list=allimages&aiprop=user|timestamp|url&' .
+ 'aisort=timestamp&aidir=older'
+ => 'apihelp-query+allimages-example-recent',
+ 'action=query&list=allimages&aimime=image/png|image/gif'
+ => 'apihelp-query+allimages-example-mimetypes',
+ 'action=query&generator=allimages&gailimit=4&' .
+ 'gaifrom=T&prop=imageinfo'
+ => 'apihelp-query+allimages-example-generator',
+ ];
+ }
+
+ public function getHelpUrls() {
+ return 'https://www.mediawiki.org/wiki/Special:MyLanguage/API:Allimages';
+ }
+}
generated by cgit v1.2.1 (git 2.18.0) at 2024-05-05 04:07:00 +0000