wikimedia / mediawiki

	 * @return stdClass|bool

	 * @throws DBUnexpectedError

	 */

	function fetchObject( $res ) {

		if ( $res instanceof ResultWrapper ) {

			$res = $res->result;

		}

		MediaWiki\suppressWarnings();

		$row = $this->mysqlFetchObject( $res );

		MediaWiki\restoreWarnings();

		$errno = $this->lastErrno();

		// Unfortunately, mysql_fetch_object does not reset the last errno.

		// Only check for CR_SERVER_LOST and CR_UNKNOWN_ERROR, as

		// these are the only errors mysql_fetch_object can cause.

		// See http://dev.mysql.com/doc/refman/5.0/en/mysql-fetch-row.html.

		if ( $errno == 2000 || $errno == 2013 ) {

			throw new DBUnexpectedError(

				$this,

				'Error in fetchObject(): ' . htmlspecialchars( $this->lastError() )

			);

		}

		return $row;

	}

	/**

	 * Fetch a result row as an object

	 * @return array|bool

	 * @throws DBUnexpectedError

	 */

	function fetchRow( $res ) {

		if ( $res instanceof ResultWrapper ) {

			$res = $res->result;

		}

		MediaWiki\suppressWarnings();

		$row = $this->mysqlFetchArray( $res );

		MediaWiki\restoreWarnings();

		$errno = $this->lastErrno();

		// Unfortunately, mysql_fetch_array does not reset the last errno.

		// Only check for CR_SERVER_LOST and CR_UNKNOWN_ERROR, as

		// these are the only errors mysql_fetch_array can cause.

		// See http://dev.mysql.com/doc/refman/5.0/en/mysql-fetch-row.html.

		if ( $errno == 2000 || $errno == 2013 ) {

			throw new DBUnexpectedError(

				$this,

				'Error in fetchRow(): ' . htmlspecialchars( $this->lastError() )

			);

		}

		return $row;

	}

	/**

	 * Fetch a result row as an associative and numeric array