* @copyright Copyright (c) 2013 - 2017, Alex Tselegidis * @license http://opensource.org/licenses/GPL-3.0 - GPLv3 * @link http://easyappointments.org * @since v1.0.0 * ---------------------------------------------------------------------------- */ class Migration_Specific_calendar_sync extends CI_Migration { public function up() { if (!$this->db->field_exists('google_calendar', 'ea_user_settings')) { $fields = array( 'google_calendar' => array( 'type' => 'VARCHAR', 'constraint' => '128', 'null' => TRUE ) ); $this->dbforge->add_column('ea_user_settings', $fields); } } public function down() { if ($this->db->field_exists('google_calendar', 'ea_user_settings')) { $this->dbforge->drop_column('ea_user_settings', 'google_calendar'); } } }