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Current File : /var/www/toxa/data/www/xlab.team/forum/phpbb/db/extractor/extractor_interface.php

<?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);
}