fetchPermissions example

// Use the permissions associated to that app, if the request is made by an integration associated to an app         $appPermissions = $this->fetchPermissionsIntegrationByApp($integrationId);
        if ($appPermissions !== null) {
            $source->setIsAdmin(false);
            $source->setPermissions($appPermissions);

            return $source;
        }

        if ($userId !== null) {
            $source->setPermissions($this->fetchPermissions($userId));
            $source->setIsAdmin($this->isAdmin($userId));

            return $source;
        }

        if ($integrationId !== null) {
            $source->setIsAdmin($this->isAdminIntegration($integrationId));
            $source->setPermissions($this->fetchIntegrationPermissions($integrationId));

            return $source;
        }