/**
* @param string|RoleInterface $role
* @throws InvalidRoleException
*/
private function loadRole($role)
{
if ($this->acl->hasRole($role)) {
return;
}
$parent = null;
if (is_string($role)) {
$role = new GenericRole($role);
} elseif ($role instanceof RoleProvider && ($parent = $role->getRoles())) {
$this->loadRoles($parent);
} elseif ($role instanceof HierarchicalRoleInterface && ($parent = $role->getParent())) {
is_array($parent) ? $this->loadRoles($parent) : $this->loadRole($parent);
} elseif (!$role instanceof RoleInterface) {
throw InvalidRoleException::invalidRoleInstance($role);
}
$this->acl->addRole($role, $parent);
}
