<?php
require_once 'google-api-php-client/src/Google_Client.php';
require_once 'google-api-php-client/src/contrib/Google_CalendarService.php';
session_start();


    $client = new Google_Client();
        $client->setApplicationName("Google Calendar PHP Starter Application");
        $client->setClientId('###');
        $client->setClientSecret('###');
        $client->setRedirectUri('###');
        $client->setDeveloperKey('###');
        $cal = new Google_CalendarService($client);

if (isset($_GET['logout'])) {
    unset($_SESSION['token']);
}

if (isset($_GET['code'])) {
    $client->authenticate($_GET['code']);
    $_SESSION['token'] = $client->getAccessToken();
    header('Location: http://' . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']);
}

if (isset($_SESSION['token'])) {
    $client->setAccessToken($_SESSION['token']);
}

$authUrl = $client->createAuthUrl();

if ($client->getAccessToken()){

    $event = new Google_Event();

        $event->setSummary('Halloween');
        $event->setLocation('The Neighbourhood');
        $start = new Google_EventDateTime();
        $start->setDateTime('2013-09-11T10:00:00.000-05:00');
        $event->setStart($start);
        $end = new Google_EventDateTime();
        $end->setDateTime('2013-09-11T10:25:00.000-05:00');
        $event->setEnd($end);
        $createdEvent = $cal->events->insert('###', $event);

		echo $createdEvent->getId();
}

else {
	$authURL = $client->createAuthURL();
	echo $authURL;
}

?>