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

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<?php
namespace AirQuality\Actions;
use \SBRL\TomlConfig;
use \AirQuality\Repositories\IDeviceRepository;
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use \AirQuality\Repositories\ISensorRepository;
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use \AirQuality\Repositories\IMeasurementTypeRepository;
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use \AirQuality\ApiResponseSender;
use \AirQuality\Validator;
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class DeviceInfo implements IAction {
/** @var TomlConfig */
private $settings;
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/** @var \SBRL\PerformanceCounter */
private $perfcounter;
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/** @var IDeviceRepository */
private $device_repo;
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/** @var ISensorRepository */
private $sensor_repo;
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/** @var IMeasurementTypeRepository */
private $type_repo;
/** @var ApiResponseSender */
private $sender;
/** @var Validator */
private $validator;
public function __construct(
TomlConfig $in_settings,
IDeviceRepository $in_device_repo,
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ISensorRepository $in_sensor_repo,
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ApiResponseSender $in_sender,
\SBRL\PerformanceCounter $in_perfcounter) {
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$this->settings = $in_settings;
$this->device_repo = $in_device_repo;
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$this->sensor_repo = $in_sensor_repo;
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$this->sender = $in_sender;
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$this->perfcounter = $in_perfcounter;
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$this->validator = new Validator($_GET);
}
public function handle() : bool {
global $start_time;
// 1: Validate params
$this->validator->is_numberish("device-id");
$this->validator->run();
// 2: Pull data from database
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$this->perfcounter->start("sql");
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$data = $this->device_repo->get_device_info_ext(
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intval($_GET["device-id"])
);
$data_sensor = $this->sensor_repo->get_device_sensors(
intval($_GET["device-id"])
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);
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$this->perfcounter->end("sql");
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// 2.5: Validate data from database
if(empty($data)) {
$this->sender->send_error_plain(404, "Error: No data could be found for that device id.", [
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[ "x-time-taken: ", $this->perfcounter->render() ]
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]);
return false;
}
// 3: Serialise data
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$this->perfcounter->start("encode");
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$data["sensors"] = $data_sensor;
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$response = json_encode($data);
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$this->perfcounter->end("encode");
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// 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");
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header("x-time-taken: " . $this->perfcounter->render());
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echo($response);
return true;
}
}