DakuTree / manga-tracker

		$this->trigger_events('extra_where');

		$this->db->update($this->tables['users'], $data, array('id' => $user->id));

		if ($this->db->trans_status() === FALSE)

		{

			$this->db->trans_rollback();

			$this->trigger_events(array('post_update_user', 'post_update_user_unsuccessful'));

			$this->set_error('update_unsuccessful');

			return FALSE;

		}

		$this->db->trans_commit();

		$this->db->delete($this->tables['users'], array('id' => $id));

		if ($this->db->trans_status() === FALSE)

		{

			$this->db->trans_rollback();

			$this->trigger_events(array('post_delete_user', 'post_delete_user_unsuccessful'));

			$this->set_error('delete_unsuccessful');

			return FALSE;

		}

		$this->db->trans_commit();

		// remove the group itself

		$this->db->delete($this->tables['groups'], array('id' => $group_id));

		if ($this->db->trans_status() === FALSE)

		{

			$this->db->trans_rollback();

			$this->trigger_events(array('post_delete_group', 'post_delete_group_unsuccessful'));

			$this->set_error('group_delete_unsuccessful');

			return FALSE;

		}

		$this->db->trans_commit();