1<?php 2namespace Fisharebest\Webtrees\Schema; 3 4/** 5 * webtrees: online genealogy 6 * Copyright (C) 2015 webtrees development team 7 * This program is free software: you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation, either version 3 of the License, or 10 * (at your option) any later version. 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * You should have received a copy of the GNU General Public License 16 * along with this program. If not, see <http://www.gnu.org/licenses/>. 17 */ 18use Fisharebest\Webtrees\Database; 19use PDOException; 20 21/** 22 * Class Migration27 - upgrade the database schema from version 27 to version 28. 23 */ 24class Migration27 implements MigrationInterface { 25 /** {@inheritDoc} */ 26 public function upgrade() { 27 // Delete old/unused settings 28 Database::exec( 29 "DELETE FROM `##gedcom_setting` WHERE setting_name IN ('USE_GEONAMES')" 30 ); 31 32 try { 33 // Indexes created by setup.php or schema update 17-18 34 Database::exec("ALTER TABLE `##site_access_rule` DROP INDEX ix1, DROP INDEX ix2, DROP INDEX ix3"); 35 // Indexes created by schema update 17-18 36 Database::exec("ALTER TABLE `##site_access_rule` DROP INDEX ix4, DROP INDEX ix5, DROP INDEX ix6"); 37 } catch (PDOException $ex) { 38 // Already done? 39 } 40 41 // User data may contains duplicates - these will prevent us from creating the new indexes 42 Database::exec( 43 "DELETE t1 FROM `##site_access_rule` AS t1 JOIN (SELECT MIN(site_access_rule_id) AS site_access_rule_id, ip_address_end, ip_address_start, user_agent_pattern FROM `##site_access_rule`) AS t2 ON t1.ip_address_end = t2.ip_address_end AND t1.ip_address_start = t2.ip_address_start AND t1.user_agent_pattern = t2.user_agent_pattern AND t1.site_access_rule_id <> t2.site_access_rule_id" 44 ); 45 46 // ix1 - covering index for visitor lookup 47 // ix2 - for total counts in admin page 48 try { 49 Database::exec( 50 "ALTER TABLE `##site_access_rule`" . 51 " ADD UNIQUE INDEX `##site_access_rule_ix1` (ip_address_end, ip_address_start, user_agent_pattern, rule)," . 52 " ADD INDEX `##site_access_rule_ix2` (rule)" 53 ); 54 } catch (PDOException $ex) { 55 // Already done? 56 } 57 } 58} 59