/** * function connect() * Connects to a CalDAV-Server. * * Arguments: * @param $url URL to the CalDAV-server. E.g. http://exam.pl/baikal/cal.php/username/calendername/ * @param $user Username to login with * @param $pass Password to login with * * Debugging: * @throws CalDAVException * For debugging purposes, just sorround everything with try { ... } catch (Exception $e) { echo $e->__toString(); } */ function connect($url, $user, $pass) { // Connect to CalDAV-Server and log in $client = new CalDAVClient($url, $user, $pass); // Valid CalDAV-Server? Or is it just a WebDAV-Server? if (!$client->isValidCalDAVServer()) { if ($client->GetHttpResultCode() == '401') { throw new CalDAVException('Login failed', $client); } elseif ($client->GetHttpResultCode() == '') { throw new CalDAVException('Can\'t reach server', $client); } else { throw new CalDAVException('Could\'n find a CalDAV-collection under the url', $client); } } // Check for errors if ($client->GetHttpResultCode() != '200') { if ($client->GetHttpResultCode() == '401') { throw new CalDAVException('Login failed', $client); } elseif ($client->GetHttpResultCode() == '') { throw new CalDAVException('Can\'t reach server', $client); } else { throw new CalDAVException('Recieved unknown HTTP status while checking the connection after establishing it', $client); } } $this->client = $client; }