Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
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extractor_interface.php
01 <?php
02 /**
03 *
04 * This file is part of the phpBB Forum Software package.
05 *
06 * @copyright (c) phpBB Limited <https://www.phpbb.com>
07 * @license GNU General Public License, version 2 (GPL-2.0)
08 *
09 * For full copyright and license information, please see
10 * the docs/CREDITS.txt file.
11 *
12 */
13
14 namespace phpbb\db\extractor;
15
16 /**
17 * Database extractor interface
18 */
19 interface extractor_interface
20 {
21 /**
22 * Start the extraction of the database
23 *
24 * This function initialize the database extraction. It is required to call this
25 * function before calling any other extractor functions.
26 *
27 * @param string $format
28 * @param string $filename
29 * @param int $time
30 * @param bool $download
31 * @param bool $store
32 * @return null
33 * @throws \phpbb\db\extractor\exception\invalid_format_exception when $format is invalid
34 */
35 public function init_extractor($format, $filename, $time, $download = false, $store = false);
36
37 /**
38 * Writes header comments to the database backup
39 *
40 * @param string $table_prefix prefix of phpBB database tables
41 * @return null
42 * @throws \phpbb\db\extractor\exception\extractor_not_initialized_exception when calling this function before init_extractor()
43 */
44 public function write_start($table_prefix);
45
46 /**
47 * Closes file and/or dumps download data
48 *
49 * @return null
50 * @throws \phpbb\db\extractor\exception\extractor_not_initialized_exception when calling this function before init_extractor()
51 */
52 public function write_end();
53
54 /**
55 * Extracts database table structure
56 *
57 * @param string $table_name name of the database table
58 * @return null
59 * @throws \phpbb\db\extractor\exception\extractor_not_initialized_exception when calling this function before init_extractor()
60 */
61 public function write_table($table_name);
62
63 /**
64 * Extracts data from database table
65 *
66 * @param string $table_name name of the database table
67 * @return null
68 * @throws \phpbb\db\extractor\exception\extractor_not_initialized_exception when calling this function before init_extractor()
69 */
70 public function write_data($table_name);
71
72 /**
73 * Writes data to file/download content
74 *
75 * @param string $data
76 * @return null
77 * @throws \phpbb\db\extractor\exception\extractor_not_initialized_exception when calling this function before init_extractor()
78 */
79 public function flush($data);
80 }
81