Migration_14.php
| 1 | <?php |
| 2 | |
| 3 | namespace IAWP\Migrations; |
| 4 | |
| 5 | use IAWP\Query; |
| 6 | /** @internal */ |
| 7 | class Migration_14 extends \IAWP\Migrations\Migration |
| 8 | { |
| 9 | /** |
| 10 | * @var string |
| 11 | */ |
| 12 | protected $database_version = '14'; |
| 13 | /** |
| 14 | * @return void |
| 15 | */ |
| 16 | protected function migrate() : void |
| 17 | { |
| 18 | $this->create_devices_table(); |
| 19 | $this->add_foreign_keys_to_sessions(); |
| 20 | } |
| 21 | private function create_devices_table() |
| 22 | { |
| 23 | global $wpdb; |
| 24 | $charset_and_collation = $wpdb->get_charset_collate(); |
| 25 | $devices_table = Query::get_table_name(Query::DEVICES); |
| 26 | $wpdb->query("DROP TABLE IF EXISTS {$devices_table}"); |
| 27 | $wpdb->query("\n CREATE TABLE {$devices_table} (\n device_id bigint(20) UNSIGNED AUTO_INCREMENT,\n type varchar(16),\n os varchar(16),\n browser varchar(32),\n PRIMARY KEY (device_id)\n ) {$charset_and_collation}\n "); |
| 28 | $wpdb->query("\n CREATE UNIQUE INDEX devices_unique_index\n ON {$devices_table} (type, os, browser)\n "); |
| 29 | $wpdb->query("\n CREATE INDEX type_index\n ON {$devices_table} (type)\n "); |
| 30 | $wpdb->query("\n CREATE INDEX os_index\n ON {$devices_table} (os)\n "); |
| 31 | $wpdb->query("\n CREATE INDEX browser_index\n ON {$devices_table} (browser)\n "); |
| 32 | } |
| 33 | private function add_foreign_keys_to_sessions() |
| 34 | { |
| 35 | global $wpdb; |
| 36 | $sessions_table = Query::get_table_name(Query::SESSIONS); |
| 37 | $wpdb->query("\n ALTER TABLE {$sessions_table}\n ADD COLUMN device_id BIGINT(20) UNSIGNED;\n "); |
| 38 | $wpdb->query("\n ALTER TABLE {$sessions_table}\n ADD INDEX(device_id);\n "); |
| 39 | } |
| 40 | } |
| 41 |