SqliteDatabaseCreator.php
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SqliteDatabaseCreator.php
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	<?php

	namespace MediaWiki\Installer;

	use MediaWiki\Installer\Task\ITaskContext;
	use MediaWiki\MainConfigNames;
	use MediaWiki\Status\Status;
	use Wikimedia\Rdbms\DatabaseSqlite;
	use Wikimedia\Rdbms\ILoadBalancer;

	class SqliteDatabaseCreator extends DatabaseCreator {
	/** @var string */
	private $dataDir;

	protected function __construct( ITaskContext $context ) {
	parent::__construct( $context );
	$this->dataDir = $context->getConfigVar( MainConfigNames::SQLiteDataDir );
	}

	public function existsLocally( $database ) {
	$file = DatabaseSqlite::generateFileName( $this->dataDir, $database );
	return file_exists( $file );
	}

	public function existsInLoadBalancer( ILoadBalancer $loadBalancer, $database ) {
	return $this->existsLocally( $database );
	}

	public function createLocally( $database ): Status {
	return $this->makeStubDBFile( $database );
	}

	public function createInLoadBalancer( ILoadBalancer $loadBalancer, $database ): Status {
	return $this->createLocally( $database );
	}

	private function makeStubDBFile( string $db ): Status {
	$file = DatabaseSqlite::generateFileName( $this->dataDir, $db );

	if ( file_exists( $file ) ) {
	if ( !is_writable( $file ) ) {
	return Status::newFatal( 'config-sqlite-readonly', $file );
	}
	return Status::newGood();
	}

	$oldMask = umask( 0177 );
	if ( file_put_contents( $file, '' ) === false ) {
	umask( $oldMask );
	return Status::newFatal( 'config-sqlite-cant-create-db', $file );
	}
	umask( $oldMask );

	return Status::newGood();
	}

	}