use citibytes\exceptions\DatabaseConnectionException; $city = $_REQUEST["city"]; $email = $_REQUEST["email"]; if (empty($city) === TRUE || empty($email) === TRUE) { $error_json = array("status" => "error", "error" => "Empty Input Parameters"); echo json_decode($error_json); return; } try { $connection = MysqlUtils::getConnection(); $approved_pincode_requests = new ApprovedPincodeRequests(); $approved_pincodes = $approved_pincode_requests->getApprovedPincodes($connection, $email, $city); //No pincodes with approval pending if (empty($approved_pincodes) === TRUE) { $output_json = array("status" => "success", "count" => 0); echo json_encode($output_json); return; } $city_pincodes = new CityPincodes($city); $pincode_info = $city_pincodes->batchGetPincodeInfo($connection, $approved_pincodes); echo json_encode(array("status" => "success", "count" => count($pincode_info), "pincodes" => $pincode_info)); } catch (DatabaseConnectionException $e) { $failure_json = array("status" => "error", "error" => "Database Unavailable"); echo json_encode($failure_json); return; } catch (QueryFailedException $e) { $failure_json = array("status" => "error", "error" => "Unable to get pending pincode requests"); echo json_encode($failure_json); return; } mysqli_close($connection);