diff options
Diffstat (limited to 'includes/api/ApiQueryAllimages.php')
-rw-r--r-- | includes/api/ApiQueryAllimages.php | 121 |
1 files changed, 64 insertions, 57 deletions
diff --git a/includes/api/ApiQueryAllimages.php b/includes/api/ApiQueryAllimages.php index 983c6469..0a745516 100644 --- a/includes/api/ApiQueryAllimages.php +++ b/includes/api/ApiQueryAllimages.php @@ -24,9 +24,9 @@ * http://www.gnu.org/copyleft/gpl.html */ -if (!defined('MEDIAWIKI')) { +if ( !defined( 'MEDIAWIKI' ) ) { // Eclipse helper - will be ignored in production - require_once ('ApiQueryBase.php'); + require_once ( 'ApiQueryBase.php' ); } /** @@ -36,8 +36,19 @@ if (!defined('MEDIAWIKI')) { */ class ApiQueryAllimages extends ApiQueryGeneratorBase { - public function __construct($query, $moduleName) { - parent :: __construct($query, $moduleName, 'ai'); + public function __construct( $query, $moduleName ) { + parent :: __construct( $query, $moduleName, 'ai' ); + $this->mRepo = RepoGroup::singleton()->getLocalRepo(); + } + + /** + * Overide parent method to make sure to make sure the repo's DB is used + * which may not necesarilly be the same as the local DB. + * + * TODO: allow querying non-local repos. + */ + protected function getDB() { + return $this->mRepo->getSlaveDB(); } public function execute() { @@ -48,89 +59,89 @@ class ApiQueryAllimages extends ApiQueryGeneratorBase { return 'public'; } - public function executeGenerator($resultPageSet) { - if ($resultPageSet->isResolvingRedirects()) - $this->dieUsage('Use "gaifilterredir=nonredirects" option instead of "redirects" when using allimages as a generator', 'params'); + public function executeGenerator( $resultPageSet ) { + if ( $resultPageSet->isResolvingRedirects() ) + $this->dieUsage( 'Use "gaifilterredir=nonredirects" option instead of "redirects" when using allimages as a generator', 'params' ); - $this->run($resultPageSet); + $this->run( $resultPageSet ); } - private function run($resultPageSet = null) { - $repo = RepoGroup::singleton()->getLocalRepo(); + private function run( $resultPageSet = null ) { + $repo = $this->mRepo; if ( !$repo instanceof LocalRepo ) - $this->dieUsage('Local file repository does not support querying all images', 'unsupportedrepo'); + $this->dieUsage( 'Local file repository does not support querying all images', 'unsupportedrepo' ); $db = $this->getDB(); $params = $this->extractRequestParams(); // Image filters - $dir = ($params['dir'] == 'descending' ? 'older' : 'newer'); - $from = (is_null($params['from']) ? null : $this->titlePartToKey($params['from'])); - $this->addWhereRange('img_name', $dir, $from, null); - if (isset ($params['prefix'])) - $this->addWhere("img_name LIKE '" . $db->escapeLike($this->titlePartToKey($params['prefix'])) . "%'"); - - if (isset ($params['minsize'])) { - $this->addWhere('img_size>=' . intval($params['minsize'])); + $dir = ( $params['dir'] == 'descending' ? 'older' : 'newer' ); + $from = ( is_null( $params['from'] ) ? null : $this->titlePartToKey( $params['from'] ) ); + $this->addWhereRange( 'img_name', $dir, $from, null ); + if ( isset ( $params['prefix'] ) ) + $this->addWhere( 'img_name' . $db->buildLike( $this->titlePartToKey( $params['prefix'] ), $db->anyString() ) ); + + if ( isset ( $params['minsize'] ) ) { + $this->addWhere( 'img_size>=' . intval( $params['minsize'] ) ); } - if (isset ($params['maxsize'])) { - $this->addWhere('img_size<=' . intval($params['maxsize'])); + if ( isset ( $params['maxsize'] ) ) { + $this->addWhere( 'img_size<=' . intval( $params['maxsize'] ) ); } $sha1 = false; - if( isset( $params['sha1'] ) ) { + if ( isset( $params['sha1'] ) ) { $sha1 = wfBaseConvert( $params['sha1'], 16, 36, 31 ); - } elseif( isset( $params['sha1base36'] ) ) { + } elseif ( isset( $params['sha1base36'] ) ) { $sha1 = $params['sha1base36']; } - if( $sha1 ) { + if ( $sha1 ) { $this->addWhere( 'img_sha1=' . $db->addQuotes( $sha1 ) ); } - $this->addTables('image'); + $this->addTables( 'image' ); - $prop = array_flip($params['prop']); + $prop = array_flip( $params['prop'] ); $this->addFields( LocalFile::selectFields() ); $limit = $params['limit']; - $this->addOption('LIMIT', $limit+1); - $this->addOption('ORDER BY', 'img_name' . - ($params['dir'] == 'descending' ? ' DESC' : '')); + $this->addOption( 'LIMIT', $limit + 1 ); + $this->addOption( 'ORDER BY', 'img_name' . + ( $params['dir'] == 'descending' ? ' DESC' : '' ) ); - $res = $this->select(__METHOD__); + $res = $this->select( __METHOD__ ); $titles = array(); $count = 0; $result = $this->getResult(); - while ($row = $db->fetchObject($res)) { - if (++ $count > $limit) { + while ( $row = $db->fetchObject( $res ) ) { + if ( ++ $count > $limit ) { // We've reached the one extra which shows that there are additional pages to be had. Stop here... // TODO: Security issue - if the user has no right to view next title, it will still be shown - $this->setContinueEnumParameter('from', $this->keyToTitle($row->img_name)); + $this->setContinueEnumParameter( 'from', $this->keyToTitle( $row->img_name ) ); break; } - if (is_null($resultPageSet)) { + if ( is_null( $resultPageSet ) ) { $file = $repo->newFileFromRow( $row ); - $info = array_merge(array('name' => $row->img_name), - ApiQueryImageInfo::getInfo($file, $prop, $result)); - $fit = $result->addValue(array('query', $this->getModuleName()), null, $info); - if( !$fit ) { - $this->setContinueEnumParameter('from', $this->keyToTitle($row->img_name)); + $info = array_merge( array( 'name' => $row->img_name ), + ApiQueryImageInfo::getInfo( $file, $prop, $result ) ); + $fit = $result->addValue( array( 'query', $this->getModuleName() ), null, $info ); + if ( !$fit ) { + $this->setContinueEnumParameter( 'from', $this->keyToTitle( $row->img_name ) ); break; } } else { - $titles[] = Title::makeTitle(NS_IMAGE, $row->img_name); + $titles[] = Title::makeTitle( NS_IMAGE, $row->img_name ); } } - $db->freeResult($res); + $db->freeResult( $res ); - if (is_null($resultPageSet)) { - $result->setIndexedTagName_internal(array('query', $this->getModuleName()), 'img'); + if ( is_null( $resultPageSet ) ) { + $result->setIndexedTagName_internal( array( 'query', $this->getModuleName() ), 'img' ); } else { - $resultPageSet->populateFromTitles($titles); + $resultPageSet->populateFromTitles( $titles ); } } @@ -161,18 +172,7 @@ class ApiQueryAllimages extends ApiQueryGeneratorBase { 'sha1' => null, 'sha1base36' => null, 'prop' => array ( - ApiBase :: PARAM_TYPE => array( - 'timestamp', - 'user', - 'comment', - 'url', - 'size', - 'dimensions', // Obsolete - 'mime', - 'sha1', - 'metadata', - 'bitdepth', - ), + ApiBase :: PARAM_TYPE => ApiQueryImageInfo::getPropertyNames(), ApiBase :: PARAM_DFLT => 'timestamp|url', ApiBase :: PARAM_ISMULTI => true ) @@ -196,6 +196,13 @@ class ApiQueryAllimages extends ApiQueryGeneratorBase { public function getDescription() { return 'Enumerate all images sequentially'; } + + public function getPossibleErrors() { + return array_merge( parent::getPossibleErrors(), array( + array( 'code' => 'params', 'info' => 'Use "gaifilterredir=nonredirects" option instead of "redirects" when using allimages as a generator' ), + array( 'code' => 'unsupportedrepo', 'info' => 'Local file repository does not support querying all images' ), + ) ); + } protected function getExamples() { return array ( @@ -209,6 +216,6 @@ class ApiQueryAllimages extends ApiQueryGeneratorBase { } public function getVersion() { - return __CLASS__ . ': $Id: ApiQueryAllimages.php 69986 2010-07-27 03:57:39Z tstarling $'; + return __CLASS__ . ': $Id: ApiQueryAllimages.php 69932 2010-07-26 08:03:21Z tstarling $'; } } |