misc_pterodactyl-panel/app/Http/Middleware/Server/AccessingValidServer.php

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<?php
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namespace Pterodactyl\Http\Middleware\Server;
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use Closure;
use Illuminate\Http\Request;
use Pterodactyl\Models\Server;
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use Illuminate\Contracts\Routing\ResponseFactory;
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use Illuminate\Contracts\Config\Repository as ConfigRepository;
use Pterodactyl\Contracts\Repository\ServerRepositoryInterface;
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use Symfony\Component\HttpKernel\Exception\ConflictHttpException;
use Pterodactyl\Exceptions\Http\Server\ServerTransferringException;
use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
class AccessingValidServer
{
/**
* @var \Illuminate\Contracts\Config\Repository
*/
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private $config;
/**
* @var \Pterodactyl\Contracts\Repository\ServerRepositoryInterface
*/
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private $repository;
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/**
* @var \Illuminate\Contracts\Routing\ResponseFactory
*/
private $response;
/**
* AccessingValidServer constructor.
*
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* @param \Illuminate\Contracts\Config\Repository $config
* @param \Illuminate\Contracts\Routing\ResponseFactory $response
* @param \Pterodactyl\Contracts\Repository\ServerRepositoryInterface $repository
*/
public function __construct(
ConfigRepository $config,
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ResponseFactory $response,
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ServerRepositoryInterface $repository
) {
$this->config = $config;
$this->repository = $repository;
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$this->response = $response;
}
/**
* Determine if a given user has permission to access a server.
*
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* @param \Illuminate\Http\Request $request
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* @param \Closure $next
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* @return \Illuminate\Http\Response|mixed
*
* @throws \Pterodactyl\Exceptions\Repository\RecordNotFoundException
* @throws \Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException
* @throws \Symfony\Component\HttpKernel\Exception\NotFoundHttpException
*/
public function handle(Request $request, Closure $next)
{
$attributes = $request->route()->parameter('server');
$isApiRequest = $request->expectsJson() || $request->is(...$this->config->get('pterodactyl.json_routes', []));
$server = $this->repository->getByUuid($attributes instanceof Server ? $attributes->uuid : $attributes);
if ($server->suspended) {
if ($isApiRequest) {
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throw new AccessDeniedHttpException('Server is suspended and cannot be accessed.');
}
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return $this->response->view('errors.suspended', [], 403);
}
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// Servers can have install statuses other than 1 or 0, so don't check
// for a bool-type operator here.
if ($server->installed !== 1) {
if ($isApiRequest) {
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throw new ConflictHttpException('Server is still completing the installation process.');
}
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return $this->response->view('errors.installing', [], 409);
}
if (! is_null($server->transfer)) {
if ($isApiRequest) {
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throw new ServerTransferringException;
}
return $this->response->view('errors.transferring', [], 409);
}
// Add server to the request attributes. This will replace sessions
// as files are updated.
$request->attributes->set('server', $server);
return $next($request);
}
}