<?php
/*
davina — Calendar data CalDAV conditioner
Copyright (C) 2025 Fenris <fenris@folksprak.org>

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public 
License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later 
version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied 
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see 
<https://www.gnu.org/licenses/>. 
 */

namespace davina;

define("DIR_LOGIC", "logic");

require_once('vendor/autoload.php');
require_once(DIR_LOGIC . '/base.php');
require_once(DIR_LOGIC . '/conf.php');
require_once(DIR_LOGIC . '/model.php');
require_once(DIR_LOGIC . '/sources/_factory.php');
require_once(DIR_LOGIC . '/auths/_factory.php');
require_once(DIR_LOGIC . '/overwrites/principal_backend.php');
require_once(DIR_LOGIC . '/overwrites/auth_backend.php');
require_once(DIR_LOGIC . '/overwrites/caldav_backend.php');


function main(
) : void
{
	\davina\conf\load('conf.dvn.json');
	
	\davina\set_parameters([]);
	
	\date_default_timezone_set(\davina\conf\get()['settings']['timezone']);
	
	/**
	 * @todo realm names irgendwie wandeln, statt direkt als keys zu verwenden?
	 */
	$realms = [];
	foreach (\davina\conf\get()['realms'] as $realm_raw)
	{
		$realms[$realm_raw['name']] = new \davina\model\struct_realm(
			$realm_raw['name'],
			\davina\auths\make(
				$realm_raw['auth']['kind'],
				$realm_raw['auth']['data']
			),
			\davina\sources\make(
				$realm_raw['source']['kind'],
				$realm_raw['source']['data']
			)
		);
	}
	
	$principal_backend = new \davina\overwrites\class_principle_backend($realms);
	
	$server = new \Sabre\DAV\Server(
		[
			new \Sabre\CalDAV\Principal\Collection(
				$principal_backend
			),
			new \Sabre\CalDAV\CalendarRoot(
				$principal_backend,
				new \davina\overwrites\class_caldav_backend($realms)
			),
		]
	);
	
	// $server->setBaseUri('/');
	
	$server->addPlugin(
		new \Sabre\DAV\Auth\Plugin(
			new \davina\overwrites\class_auth_backend(
				$realms
			)
		)
	);
	/**
	 * this somehow breaks authentication, but seems to be required for calendar discovery
	 */
	// $server->addPlugin(new \Sabre\DAVACL\Plugin());
	$server->addPlugin(new \Sabre\CalDAV\Plugin());
	$server->addPlugin(new \Sabre\CalDAV\Subscriptions\Plugin());
	$server->addPlugin(new \Sabre\CalDAV\Schedule\Plugin());
	$server->addPlugin(new \Sabre\DAV\Sync\Plugin());
	$server->addPlugin(new \Sabre\DAV\Sharing\Plugin());
	$server->addPlugin(new \Sabre\CalDAV\SharingPlugin());
	/**
	 * not required
	 */
	// $server->addPlugin(new \Sabre\DAV\Browser\Plugin());
	
	$server->start();
}

main();

 ?>