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<?php | |
/** | |
* | |
* This file is part of the phpBB Forum Software package. | |
* | |
* @copyright (c) phpBB Limited <https://www.phpbb.com> | |
* @license GNU General Public License, version 2 (GPL-2.0) | |
* | |
* For full copyright and license information, please see | |
* the docs/CREDITS.txt file. | |
* | |
*/ | |
namespace phpbb\db\extractor; | |
/** | |
* Database extractor interface | |
*/ | |
interface extractor_interface | |
{ | |
/** | |
* Start the extraction of the database | |
* | |
* This function initialize the database extraction. It is required to call this | |
* function before calling any other extractor functions. | |
* | |
* @param string $format | |
* @param string $filename | |
* @param int $time | |
* @param bool $download | |
* @param bool $store | |
* @return null | |
* @throws \phpbb\db\extractor\exception\invalid_format_exception when $format is invalid | |
*/ | |
public function init_extractor($format, $filename, $time, $download = false, $store = false); | |
/** | |
* Writes header comments to the database backup | |
* | |
* @param string $table_prefix prefix of phpBB database tables | |
* @return null | |
* @throws \phpbb\db\extractor\exception\extractor_not_initialized_exception when calling this function before init_extractor() | |
*/ | |
public function write_start($table_prefix); | |
/** | |
* Closes file and/or dumps download data | |
* | |
* @return null | |
* @throws \phpbb\db\extractor\exception\extractor_not_initialized_exception when calling this function before init_extractor() | |
*/ | |
public function write_end(); | |
/** | |
* Extracts database table structure | |
* | |
* @param string $table_name name of the database table | |
* @return null | |
* @throws \phpbb\db\extractor\exception\extractor_not_initialized_exception when calling this function before init_extractor() | |
*/ | |
public function write_table($table_name); | |
/** | |
* Extracts data from database table | |
* | |
* @param string $table_name name of the database table | |
* @return null | |
* @throws \phpbb\db\extractor\exception\extractor_not_initialized_exception when calling this function before init_extractor() | |
*/ | |
public function write_data($table_name); | |
/** | |
* Writes data to file/download content | |
* | |
* @param string $data | |
* @return null | |
* @throws \phpbb\db\extractor\exception\extractor_not_initialized_exception when calling this function before init_extractor() | |
*/ | |
public function flush($data); | |
} |