koel/app/Http/Controllers/API/LastfmController.php
2020-04-12 10:08:37 +02:00

105 lines
3.3 KiB
PHP

<?php
namespace App\Http\Controllers\API;
use App\Http\Requests\API\LastfmCallbackRequest;
use App\Http\Requests\API\LastfmSetSessionKeyRequest;
use App\Services\LastfmService;
use Illuminate\Contracts\Auth\Guard;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\RedirectResponse;
use Tymon\JWTAuth\Exceptions\JWTException;
use Tymon\JWTAuth\JWTAuth;
/**
* @group Last.fm integration
*/
class LastfmController extends Controller
{
protected $auth;
private $lastfmService;
private $jwtAuth;
public function __construct(Guard $auth, LastfmService $lastfmService, JWTAuth $jwtAuth)
{
$this->auth = $auth;
$this->lastfmService = $lastfmService;
$this->jwtAuth = $jwtAuth;
}
/**
* Connect to Last.fm.
*
* [Connect](https://www.last.fm/api/authentication) the current user to Last.fm.
* This is actually NOT an API request. The application should instead redirect the current user to this route,
* which will send them to Last.fm for authentication. After authentication is successful, the user will be
* redirected back to `api/lastfm/callback?token=<Last.fm token>`.
*
* @queryParam jwt-token required The JWT token of the user.
* @response []
*
* @throws JWTException
*
* @return RedirectResponse
*/
public function connect()
{
abort_unless($this->lastfmService->enabled(), 401, 'Koel is not configured to use with Last.fm yet.');
// A workaround to make sure Tymon's JWTAuth get the correct token via our custom
// "jwt-token" query string instead of the default "token".
// This is due to the problem that Last.fm returns the token via "token" as well.
$this->jwtAuth->parseToken('', '', 'jwt-token');
$callbackUrl = urlencode(sprintf('%s?jwt-token=%s', route('lastfm.callback'), $this->jwtAuth->getToken()));
$url = sprintf('https://www.last.fm/api/auth/?api_key=%s&cb=%s', $this->lastfmService->getKey(), $callbackUrl);
return redirect($url);
}
/**
* Serve the callback request from Last.fm.
*/
public function callback(LastfmCallbackRequest $request)
{
$sessionKey = $this->lastfmService->getSessionKey($request->token);
abort_unless($sessionKey, 500, 'Invalid token key.');
$this->auth->user()->savePreference('lastfm_session_key', $sessionKey);
return view('api.lastfm.callback');
}
/**
* Set Last.fm session key.
*
* Set the Last.fm session key for the current user. This call should be made after the user is
* [connected to Last.fm](https://www.last.fm/api/authentication).
*
* @bodyParam key string required The Last.fm [session key](https://www.last.fm/api/show/auth.getSession).
* @response []
*
* @param LastfmSetSessionKeyRequest $request
*
* @return JsonResponse
*/
public function setSessionKey(LastfmSetSessionKeyRequest $request)
{
$this->auth->user()->savePreference('lastfm_session_key', trim($request->key));
return response()->json();
}
/**
* Disconnect the current user from Last.fm.
*
* @return JsonResponse
*/
public function disconnect()
{
$this->auth->user()->deletePreference('lastfm_session_key');
return response()->json();
}
}