Air-Quality-Web/logic/Actions/DeviceInfo.php

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2019-01-18 21:49:14 +00:00
<?php
namespace AirQuality\Actions;
use \SBRL\TomlConfig;
use \AirQuality\Repositories\IDeviceRepository;
use \AirQuality\ApiResponseSender;
use \AirQuality\Validator;
use \AirQuality\PerfFormatter;
class DeviceInfo implements IAction {
/** @var TomlConfig */
private $settings;
/** @var IDeviceRepository */
private $device_repo;
/** @var IMeasurementTypeRepository */
private $type_repo;
/** @var ApiResponseSender */
private $sender;
/** @var Validator */
private $validator;
public function __construct(
TomlConfig $in_settings,
IDeviceRepository $in_device_repo,
ApiResponseSender $in_sender) {
$this->settings = $in_settings;
$this->device_repo = $in_device_repo;
$this->sender = $in_sender;
$this->validator = new Validator($_GET);
}
public function handle() : bool {
global $start_time;
$start_handle = microtime(true);
// 1: Validate params
$this->validator->is_numberish("device-id");
$this->validator->run();
// 2: Pull data from database
$data = $this->device_repo->get_device_info_ext(
$_GET["device-id"]
);
// 2.5: Validate data from database
if(empty($data)) {
$this->sender->send_error_plain(404, "Error: No data could be found for that device id.", [
[ "x-time-taken: ", PerfFormatter::format_perf_data($start_time, $start_handle, null) ]
]);
return false;
}
// 3: Serialise data
$start_encode = microtime(true);
$response = json_encode($data);
// 4: Send response
// Send a cache-control header, but only in production mode
if($this->settings->get("env.mode") == "production") {
header("cache-control: public, max-age=" . $this->settings->get("cache.max-age"));
}
header("content-length: " . strlen($response));
header("content-type: application/json");
header("x-time-taken: " . PerfFormatter::format_perf_data($start_time, $start_handle, $start_encode));
echo($response);
return true;
}
}