Current File : //data/www_bck/varak.net_bck/havranipapuce.varak.net/includes/filerepo/ForeignDBRepo.php
<?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
*/
/**
* A foreign repository with an accessible MediaWiki database
*
* @ingroup FileRepo
*/
class ForeignDBRepo extends LocalRepo {
/** @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 bool */
protected $hasSharedCache;
# Other stuff
protected $dbConn;
protected $fileFactory = array( 'ForeignDBFile', 'newFromTitle' );
protected $fileFromRowFactory = array( 'ForeignDBFile', 'newFromRow' );
/**
* @param array|null $info
*/
function __construct( $info ) {
parent::__construct( $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->hasSharedCache = $info['hasSharedCache'];
}
/**
* @return DatabaseBase
*/
function getMasterDB() {
if ( !isset( $this->dbConn ) ) {
$this->dbConn = DatabaseBase::factory( $this->dbType,
array(
'host' => $this->dbServer,
'user' => $this->dbUser,
'password' => $this->dbPassword,
'dbname' => $this->dbName,
'flags' => $this->dbFlags,
'tablePrefix' => $this->tablePrefix,
'foreign' => true,
)
);
}
return $this->dbConn;
}
/**
* @return DatabaseBase
*/
function getSlaveDB() {
return $this->getMasterDB();
}
/**
* @return bool
*/
function hasSharedCache() {
return $this->hasSharedCache;
}
/**
* Get a key on the primary cache for this repository.
* Returns false if the repository's cache is not accessible at this site.
* The parameters are the parts of the key, as for wfMemcKey().
* @return bool|mixed
*/
function getSharedCacheKey( /*...*/ ) {
if ( $this->hasSharedCache() ) {
$args = func_get_args();
array_unshift( $args, $this->dbName, $this->tablePrefix );
return call_user_func_array( 'wfForeignMemcKey', $args );
} else {
return false;
}
}
protected function assertWritableRepo() {
throw new MWException( get_class( $this ) . ': write operations are not supported.' );
}
/**
* Return information about the repository.
*
* @return array
* @since 1.22
*/
function getInfo() {
return FileRepo::getInfo();
}
}
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