<?php
namespace Zotlabs\Module;

use Zotlabs\Web\Controller;
use Zotlabs\Lib\AccessList;

/*
 * Adds or removes a connection from an AccessList
 * If the connection is already a member, they are removed.
 * If they are not a member, they are added.
 *
 * argv[1] => AccessList['id']
 * argv[2] => connection portable_id (base64url_encoded for transport)
 *
 */


class Contactgroup extends Controller {

	function get() {
	
		if (! local_channel()) {
			killme();
		}
	
		if ((argc() > 2) && (intval(argv(1))) && (argv(2))) {
			$r = abook_by_hash(local_channel(), base64url_decode(argv(2)));
			if ($r) {
				$change = $r['abook_xchan'];
			}
		}
	
		if ((argc() > 1) && (intval(argv(1)))) {
	
			$group = AccessList::by_id(local_channel(),argv(1));

			if (! $group) {
				killme();
			}
	
			$members = AccessList::members($group['id']);
			$preselected = ids_to_array($members,'xchan_hash');
	
			if ($change) {
				if (in_array($change,$preselected)) {
					AccessList::member_remove(local_channel(),$group['gname'],$change);
				}
				else {
					AccessList::member_add(local_channel(),$group['gname'],$change);
				}
			}
		}
	
		killme();
	}
}