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 39 to version 40. 24 */ 25class Migration39 implements MigrationInterface 26{ 27 /** 28 * Upgrade to to the next version 29 * 30 * @return void 31 */ 32 public function upgrade() 33 { 34 // The following migrations were once part of the favorites module. 35 36 // Create the tables, as per PhpGedView 4.2.1 37 Database::exec( 38 "CREATE TABLE IF NOT EXISTS `##favorites` (" . 39 " fv_id INTEGER AUTO_INCREMENT NOT NULL," . 40 " fv_username VARCHAR(32) NOT NULL," . 41 " fv_gid VARCHAR(20) NULL," . 42 " fv_type VARCHAR(15) NULL," . 43 " fv_file VARCHAR(100) NULL," . 44 " fv_url VARCHAR(255) NULL," . 45 " fv_title VARCHAR(255) NULL," . 46 " fv_note TEXT NULL," . 47 " PRIMARY KEY (fv_id)," . 48 " KEY ix1 (fv_username)" . 49 ") COLLATE utf8_unicode_ci ENGINE=InnoDB" 50 ); 51 52 // Add the new columns 53 try { 54 Database::exec( 55 "ALTER TABLE `##favorites`" . 56 " CHANGE fv_id favorite_id INTEGER AUTO_INCREMENT NOT NULL," . 57 " CHANGE fv_gid xref VARCHAR(20) NULL," . 58 " CHANGE fv_type favorite_type ENUM('INDI', 'FAM', 'SOUR', 'REPO', 'OBJE', 'NOTE', 'URL') NOT NULL," . 59 " CHANGE fv_url url VARCHAR(255) NULL," . 60 " CHANGE fv_title title VARCHAR(255) NULL," . 61 " CHANGE fv_note note VARCHAR(1000) NULL," . 62 " ADD user_id INTEGER NULL AFTER favorite_id," . 63 " ADD gedcom_id INTEGER NOT NULL AFTER user_id," . 64 " DROP KEY ix1," . 65 " ADD KEY news_ix1 (gedcom_id, user_id)" 66 ); 67 } catch (PDOException $ex) { 68 DebugBar::addThrowable($ex); 69 70 // Already updated? 71 } 72 73 // Migrate data from the old columns to the new ones 74 try { 75 Database::exec( 76 "UPDATE `##favorites` f" . 77 " LEFT JOIN `##gedcom` g ON (f.fv_file =g.gedcom_name)" . 78 " LEFT JOIN `##user` u ON (f.fv_username=u.user_name)" . 79 " SET f.gedcom_id=g.gedcom_id, f.user_id=u.user_id" 80 ); 81 } catch (PDOException $ex) { 82 DebugBar::addThrowable($ex); 83 84 // Already updated? 85 } 86 87 // Delete orphaned rows 88 Database::exec( 89 "DELETE FROM `##favorites` WHERE user_id IS NULL AND gedcom_id IS NULL" 90 ); 91 92 // Delete the old column 93 try { 94 Database::exec( 95 "ALTER TABLE `##favorites` DROP fv_username, DROP fv_file" 96 ); 97 } catch (PDOException $ex) { 98 DebugBar::addThrowable($ex); 99 100 // Already updated? 101 } 102 103 // Rename the table 104 try { 105 Database::exec( 106 "RENAME TABLE `##favorites` TO `##favorite`" 107 ); 108 } catch (PDOException $ex) { 109 DebugBar::addThrowable($ex); 110 111 // Already updated? 112 } 113 114 // Add foreign key constraints 115 // Delete any data that might violate the new constraints 116 Database::exec( 117 "DELETE FROM `##favorite`" . 118 " WHERE user_id NOT IN (SELECT user_id FROM `##user` )" . 119 " OR gedcom_id NOT IN (SELECT gedcom_id FROM `##gedcom`)" 120 ); 121 122 // Add the new constraints 123 try { 124 Database::exec( 125 "ALTER TABLE `##favorite`" . 126 " ADD FOREIGN KEY `##favorite_fk1` (user_id ) REFERENCES `##user` (user_id) ON DELETE CASCADE," . 127 " ADD FOREIGN KEY `##favorite_fk2` (gedcom_id) REFERENCES `##gedcom` (gedcom_id) ON DELETE CASCADE" 128 ); 129 } catch (PDOException $ex) { 130 DebugBar::addThrowable($ex); 131 132 // Already updated? 133 } 134 } 135} 136