/**
* @param Group $group
* @param string $filename
*/
public function exportGroupMembers(Group $group, $filename)
{
$handle = fopen($filename, 'w+');
fputcsv($handle, ['Role', 'Id', 'Login name', 'First name', 'Last name', 'Email'], ';');
$memberships = $this->membershipManager->findGroupMemberships($group->getId(), null, 0, 9999);
foreach ($memberships as $membership) {
$user = $membership->getUser();
fputcsv($handle, [$membership->getRole(), $user->getId(), $user->getLoginName(), $user->getFirstName(), $user->getLastName(), $user->getEmail()], ';');
}
fclose($handle);
}