analytics api

<?php
function getService()
{
	require_once 'vendor/autoload.php';

	$service_account_email = 'xxx';
	$key_file_location = '/';

  	$client = new Google_Client();
  	$client->setApplicationName("MyAnalyticsApp");
  	$analytics = new Google_Service_Analytics($client);

	$key = file_get_contents($key_file_location);
	$cred = new Google_Auth_AssertionCredentials(
			$service_account_email,
			array(Google_Service_Analytics::ANALYTICS_READONLY),
			$key
		);
	$client->setAssertionCredentials($cred);
	if($client->getAuth()->isAccessTokenExpired()){
		$client->getAuth()->refreshTokenWithAssertion($cred);
	}

	return $analytics;
}

	function getFirstprofileId(&$analytics){
		$accounts = $analytics->management_accounts->listManagementAccounts();

		if(count($accounts->getItems()) > 0){
			$items = $accounts->getItems();
			$firstAccountId = $items[0]->getId();

			$properties = $analytics->management_webproperties
				->listManagementWebproperties($firstAccountId);

			if (count($properties->getItems()) > 0){
				$items = $properties->getItems();
				$firstPropertyId = $items[0]->getId();

				$profiles = $analytics->management_profiles
					->listManagemetProfiles($firstAccountId, $firstPropertyId);

				if(count($profiles->getItems()) > 0){
					$items = $profiles->getItems();

					return $items[0]->getId();
				} else {
					throw new Exception('No views (profiles) found for this user.');
				}
			} else {
				throw new Exception('No properties found for this user.');
			}
		} else {
			throw new Exception('No accounts found for this user.');
		}
	}

	function getResult(&$analytics, $profileId){
		return $analytics->data_ga->get(
			'ga:' . $profileId,
			'7daysAgo',
			'today',
			'ga:sessions');
	}

	function printResults(&$results){
		if (count($results->getRows()) > 0){
			$profileName = $results->getProfileInfo()->getProfileName();

			$rows = $results->getRows();
			$sessions = $rows[0][0];

			print "First view (profile) found: $profileName\n";
			print "Total sessions: $sessions\n";
		} else {
			print "No results found.\n";
		}
	}

	$analytics = getService();
	$profile = getFirstProfileId($analytics);
	$results = getResults($analytics, $profile);
	printResults($results);

?>