<?php

/*
 * SCROTT IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * For more information, please refer to UNLICENSE
 */

require_once "class/object.class.php";

/*
 * This is a supertype for users and groups, since these two object types
 * will often be handled polymorphically and will share some functionality.
 */
abstract class agent extends object
{
    /*
     * Constructor
     */
    public function __construct(?string $guid = NULL)
    {
        parent::__construct($guid);
    }

    /*
     * Check whether this agent is the owner of the given object
     */
    public function isOwnerOf(object $obj) : bool
    {
        return $obj->getOwner()->guid == $this->guid;
    }

    /*
     * Check whether this agent is a member of the given object
     */
    public function isMemberOf(object $obj) : bool
    {
        foreach ($obj->getMembers() as $memb)
        {
            if ($memb->guid == $this->guid)
                return true;
        }

        return false;
    }
}

?>