xref: /webtrees/app/Schema/Migration2.php (revision 9f2390a04226d0058d1862402c80d50fe6e79aa1)
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2018 webtrees development team
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16namespace Fisharebest\Webtrees\Schema;
17
18use Fisharebest\Webtrees\Database;
19use Fisharebest\Webtrees\DebugBar;
20use PDOException;
21
22/**
23 * Upgrade the database schema from version 2 to version 2.
24 */
25class Migration2 implements MigrationInterface {
26	/**
27	 * Upgrade to to the next version
28	 */
29	public function upgrade() {
30		// - create the wt_gedcom_chunk table to import gedcoms in
31		// blocks of data smaller than the max_allowed_packet restriction.
32
33		Database::exec(
34			"CREATE TABLE IF NOT EXISTS `##gedcom_chunk` (" .
35			" gedcom_chunk_id INTEGER AUTO_INCREMENT NOT NULL," .
36			" gedcom_id       INTEGER                NOT NULL," .
37			" chunk_data      MEDIUMBLOB             NOT NULL," .
38			" imported        BOOLEAN                NOT NULL DEFAULT FALSE," .
39			" PRIMARY KEY     (gedcom_chunk_id)," .
40			"         KEY ix1 (gedcom_id, imported)," .
41			" FOREIGN KEY `##gedcom_chunk_fk1` (gedcom_id) REFERENCES `##gedcom` (gedcom_id)" .
42			") COLLATE utf8_unicode_ci ENGINE=InnoDB"
43		);
44
45		try {
46			Database::exec(
47				"ALTER TABLE `##gedcom` DROP import_gedcom, DROP import_offset"
48			);
49		} catch (PDOException $ex) {
50			DebugBar::addThrowable($ex);
51
52			// Perhaps we have already deleted these columns?
53		}
54	}
55}
56