@ -3,6 +3,7 @@
namespace AirQuality\Actions;
use \SBRL\TomlConfig;
use \SBRL\ResponseEncoder;
use \AirQuality\Repositories\IDeviceRepository;
use \AirQuality\ApiResponseSender;
@ -34,21 +35,44 @@ class ListDevices implements IAction {
// 1: Parse & validate parameters
$only_with_location = !empty($_GET["only-with-location"]);
// 1: Pull data from database
$format = $_GET["format"] ?? "json";
if(!in_array($format, ["json", "csv"])) {
$this->sender->send_error_plain(406,
"Error: The format '$format' isn't recognised. Valid formats: " . implode(", ", $format) . "."
);
exit;
}
// 2: Pull data from database
$data = $this->device_repo->get_all_devices($only_with_location);
// 1.5: Validate data from database
// 2.5: Validate data from database
if(empty($data)) {
http_response_code(404);
header("content-type: text/plain");
header("x-time-taken: " . PerfFormatter::format_perf_data($start_time, $start_handle, null));
echo("Error: No devices are currently present in the system.");
$this->sender->send_error_plain(404,
"Error: No devices are currently present in the system.",
[ "x-time-taken: " . PerfFormatter::format_perf_data($start_time, $start_handle, null) ]
);
return false;
}
// 3: Serialise data
$start_encode = microtime(true);
$response = json_encode($data);
$response = null;
$response_type = "application/octet-stream";
$response_suggested_filename = "data-" . date(\DateTime::ATOM) . "";
switch($format) {
case "json":
$response_type = "application/json";
$response = json_encode($data);
break;
case "csv":
$response_type = "text/csv";
$response = ResponseEncoder::encode_csv($data);
break;
}
// 4: Send response
@ -56,7 +80,8 @@ class ListDevices implements IAction {
// TODO: Investigate adding a short-term (~10mins?) cache-control header here
header("content-length: " . strlen($response));
header("content-type: application/json");
header("content-type: $response_type");
header("content-disposition: inline; filename=$response_suggested_filename");
header("x-time-taken: " . PerfFormatter::format_perf_data($start_time, $start_handle, $start_encode));
echo($response);
return true;