Weblabor

require_once 'src/Google_Client.php'; 
require_once 'src/contrib/Google_CalendarService.php';
 
const CLIENT_ID = 'xxxxxxxx-xxxxxxxxxxx.apps.googleusercontent.com'; 
const SERVICE_ACCOUNT_NAME = 'xxxxxxxx-xxxxxxxxxxxx##kukac##developer.gserviceaccount.com'; 
const KEY_FILE = 'xxxxxxxxx.p12';
 
$client = new Google_Client(); 
$client->setApplicationName('Calendar proba'); 

$key = file_get_contents(KEY_FILE); 
$prn = 'xxxxxxx##kukac##gmail.com'; 
$scopes = array('https://wwww.googleapis.com/auth/calendar'); 

$client->setAssertionCredentials(
  new Google_AssertionCredentials(
    SERVICE_ACCOUNT_NAME, $scopes, $key, 
    'notasecret', 'http://oauth.net/grant_type/jwt/1.0/bearer', $prn
  )
); 

$client->setClientId(CLIENT_ID);
$service = new Google_CalendarService($client); 
$list = $service->calendarList->listCalendarList();