133 lines
3.2 KiB
PHP
133 lines
3.2 KiB
PHP
<?php
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/**
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* A foreign repository with an accessible MediaWiki database.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup FileRepo
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*/
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use MediaWiki\Storage\BlobStore;
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use Wikimedia\Rdbms\Database;
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use Wikimedia\Rdbms\DatabaseDomain;
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use Wikimedia\Rdbms\IDatabase;
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/**
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* A foreign repository with an accessible MediaWiki database
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*
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* @ingroup FileRepo
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*/
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class ForeignDBRepo extends LocalRepo {
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/** @var string */
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protected $dbType;
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/** @var string */
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protected $dbServer;
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/** @var string */
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protected $dbUser;
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/** @var string */
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protected $dbPassword;
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/** @var string */
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protected $dbName;
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/** @var string */
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protected $dbFlags;
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/** @var string */
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protected $tablePrefix;
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/** @var IDatabase */
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protected $dbConn;
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/** @var callable */
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protected $fileFactory = [ ForeignDBFile::class, 'newFromTitle' ];
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/** @var callable */
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protected $fileFromRowFactory = [ ForeignDBFile::class, 'newFromRow' ];
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/**
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* @param array|null $info
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*/
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public function __construct( $info ) {
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parent::__construct( $info );
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'@phan-var array $info';
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$this->dbType = $info['dbType'];
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$this->dbServer = $info['dbServer'];
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$this->dbUser = $info['dbUser'];
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$this->dbPassword = $info['dbPassword'];
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$this->dbName = $info['dbName'];
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$this->dbFlags = $info['dbFlags'];
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$this->tablePrefix = $info['tablePrefix'];
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$this->hasAccessibleSharedCache = $info['hasSharedCache'];
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$dbDomain = new DatabaseDomain( $this->dbName, null, $this->tablePrefix );
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$this->dbDomain = $dbDomain->getId();
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}
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public function getPrimaryDB() {
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if ( !isset( $this->dbConn ) ) {
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$func = $this->getDBFactory();
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$this->dbConn = $func( DB_PRIMARY );
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}
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return $this->dbConn;
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}
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public function getReplicaDB() {
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return $this->getPrimaryDB();
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}
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/**
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* @return Closure
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*/
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protected function getDBFactory() {
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$type = $this->dbType;
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$params = [
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'host' => $this->dbServer,
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'user' => $this->dbUser,
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'password' => $this->dbPassword,
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'dbname' => $this->dbName,
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'flags' => $this->dbFlags,
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'tablePrefix' => $this->tablePrefix
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];
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return static function ( $index ) use ( $type, $params ) {
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return Database::factory( $type, $params );
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};
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}
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protected function assertWritableRepo() {
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throw new MWException( static::class . ': write operations are not supported.' );
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}
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/**
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* Return information about the repository.
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*
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* @return array
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* @since 1.22
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*/
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public function getInfo() {
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return FileRepo::getInfo();
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}
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public function getBlobStore(): ?BlobStore {
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return null;
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}
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}
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