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ForeignDBViaLBRepo.php
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ForeignDBViaLBRepo.php
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<?php
/**
* @license GPL-2.0-or-later
* @file
*/
namespace MediaWiki\FileRepo;
use Closure;
use LogicException;
use MediaWiki\FileRepo\File\ForeignDBFile;
use MediaWiki\MediaWikiServices;
use Wikimedia\Rdbms\IConnectionProvider;
/**
* A foreign repository with a MediaWiki database accessible via the configured LBFactory.
*
* @ingroup FileRepo
*/
class ForeignDBViaLBRepo extends LocalRepo implements IForeignRepoWithDB {
/** @var array */
protected $fileFactory = [ ForeignDBFile::class, 'newFromTitle' ];
/** @var array */
protected $fileFromRowFactory = [ ForeignDBFile::class, 'newFromRow' ];
/**
* @param array|null $info
*/
public function __construct( $info ) {
parent::__construct( $info );
'@phan-var array $info';
$this->dbDomain = $info['wiki'];
$this->hasAccessibleSharedCache = $info['hasSharedCache'];
}
/** @inheritDoc */
public function getPrimaryDB() {
return $this->getDbProvider()->getPrimaryDatabase( $this->dbDomain );
}
/** @inheritDoc */
public function getReplicaDB() {
return $this->getDbProvider()->getReplicaDatabase( $this->dbDomain );
}
/**
* @return Closure
*/
protected function getDBFactory() {
return function ( $index ) {
if ( $index == DB_PRIMARY ) {
return $this->getDbProvider()->getPrimaryDatabase( $this->dbDomain );
} else {
return $this->getDbProvider()->getReplicaDatabase( $this->dbDomain );
}
};
}
protected function getDbProvider(): IConnectionProvider {
return MediaWikiServices::getInstance()->getConnectionProvider();
}
protected function assertWritableRepo(): never {
throw new LogicException( static::class . ': write operations are not supported.' );
}
/** @inheritDoc */
public function getInfo() {
return FileRepo::getInfo();
}
}
/** @deprecated class alias since 1.44 */
class_alias( ForeignDBViaLBRepo::class, 'ForeignDBViaLBRepo' );

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ForeignDBViaLBRepo.php (1 KB)

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