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ForeignDBRepo.php
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ForeignDBRepo.php
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<?php
/**
* A foreign repository with an accessible MediaWiki database.
*
* 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
* @ingroup FileRepo
*/
use MediaWiki\MediaWikiServices;
use MediaWiki\Storage\BlobStore;
use Wikimedia\Rdbms\DatabaseDomain;
use Wikimedia\Rdbms\IDatabase;
/**
* A foreign repository with an accessible MediaWiki database
*
* @ingroup FileRepo
*/
class ForeignDBRepo extends LocalRepo implements IForeignRepoWithDB {
/** @var string */
protected $dbType;
/** @var string */
protected $dbServer;
/** @var string */
protected $dbUser;
/** @var string */
protected $dbPassword;
/** @var string */
protected $dbName;
/** @var string */
protected $dbFlags;
/** @var string */
protected $tablePrefix;
/** @var IDatabase */
protected $dbConn;
/** @var callable */
protected $fileFactory = [ ForeignDBFile::class, 'newFromTitle' ];
/** @var callable */
protected $fileFromRowFactory = [ ForeignDBFile::class, 'newFromRow' ];
/**
* @param array|null $info
*/
public function __construct( $info ) {
parent::__construct( $info );
'@phan-var array $info';
$this->dbType = $info['dbType'];
$this->dbServer = $info['dbServer'];
$this->dbUser = $info['dbUser'];
$this->dbPassword = $info['dbPassword'];
$this->dbName = $info['dbName'];
$this->dbFlags = $info['dbFlags'];
$this->tablePrefix = $info['tablePrefix'];
$this->hasAccessibleSharedCache = $info['hasSharedCache'];
$dbDomain = new DatabaseDomain( $this->dbName, null, $this->tablePrefix );
$this->dbDomain = $dbDomain->getId();
}
public function getPrimaryDB() {
if ( !isset( $this->dbConn ) ) {
$func = $this->getDBFactory();
$this->dbConn = $func( DB_PRIMARY );
}
return $this->dbConn;
}
public function getReplicaDB() {
return $this->getPrimaryDB();
}
/**
* @return Closure
*/
protected function getDBFactory() {
$type = $this->dbType;
$params = [
'host' => $this->dbServer,
'user' => $this->dbUser,
'password' => $this->dbPassword,
'dbname' => $this->dbName,
'flags' => $this->dbFlags,
'tablePrefix' => $this->tablePrefix
];
return static function ( $index ) use ( $type, $params ) {
$factory = MediaWikiServices::getInstance()->getDatabaseFactory();
return $factory->create( $type, $params );
};
}
/**
* @return never
*/
protected function assertWritableRepo() {
throw new LogicException( static::class . ': write operations are not supported.' );
}
public function getBlobStore(): ?BlobStore {
return null;
}
}

File Metadata

Mime Type
text/x-php
Expires
Wed, Aug 19, 10:43 (2 w, 6 d ago)
Storage Engine
local-disk
Storage Format
Raw Data
Storage Handle
f2/72/1ad1a5e2e841962e1622d32805d3
Default Alt Text
ForeignDBRepo.php (3 KB)

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