paul999 / phpbb_2fa

	 *

	 * @return void

	 */

	public function delete($key)

	{

		$sql = 'DELETE FROM ' . $this->backup_registration_table . '

			WHERE user_id = ' . (int) $this->user->data['user_id'] . '

			AND registration_id =' . (int) $key;

		$this->db->sql_query($sql);

	}

	/**

	 * Select all registration objects from the database

	 *

	 * @return void

	 */

	public function delete($key)

	{

		$sql = 'DELETE FROM ' . $this->otp_registration_table . '

			WHERE user_id = ' . (int) $this->user->data['user_id'] . '

			AND registration_id =' . (int) $key;

		$this->db->sql_query($sql);

	}

	/**

	 * Select all registration objects from the database

	 * @param int $key

	 * @return void

	 */

	public function delete($key)

	{

		$sql = 'DELETE FROM ' . $this->registration_table . '

			WHERE user_id = ' . (int) $this->user->data['user_id'] . '

			AND registration_id =' . (int) $key;

		$this->db->sql_query($sql);

	}

	/**

	 * If this module can add new keys (Or other things)