user_id = $user_id; $this->license_key = $license_key; } public function city($ip_address = 'me') { return $this->response_for('city', $ip_address); } public function country($ip_address = 'me') { return $this->response_for('country', $ip_address); } public function cityISPOrg($ip_address = 'me') { return $this->response_for('city_isp_org', $ip_address); } public function omni($ip_address = 'me') { return $this->response_for('omni', $ip_address); } private function response_for($path, $ip_address) { } private function handle_success($response, $uri) { } private function handle_error($response, $uri) { } private function handle_4xx($response, $uri) { } private function handle_5xx($response, $uri) { } }