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<?php |
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declare(strict_types=1); |
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namespace Hyde\RealtimeCompiler\Http; |
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use Desilva\Microserve\Request; |
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use Desilva\Microserve\Response; |
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use Desilva\Microserve\JsonResponse; |
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use Hyde\RealtimeCompiler\ConsoleOutput; |
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use Symfony\Component\HttpKernel\Exception\HttpException; |
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/** |
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* @internal This class is not intended to be edited outside the Hyde Realtime Compiler. |
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*/ |
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abstract class BaseController |
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{ |
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protected Request $request; |
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protected ConsoleOutput $console; |
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protected bool $withConsoleOutput = false; |
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protected bool $withSession = false; |
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abstract public function handle(): Response; |
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public function __construct(?Request $request = null) |
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{ |
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$this->request = $request ?? Request::capture(); |
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if ($this->withConsoleOutput && ((bool) env('HYDE_SERVER_REQUEST_OUTPUT', false)) === true) { |
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$this->console = new ConsoleOutput(); |
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} |
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if ($this->withSession) { |
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session_start(); |
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} |
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} |
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protected function sendJsonErrorResponse(int $statusCode, string $message): JsonResponse |
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{ |
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return new JsonResponse($statusCode, $this->matchStatusCode($statusCode), [ |
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'error' => $message, |
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]); |
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} |
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protected function abort(int $code, string $message): never |
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{ |
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throw new HttpException($code, $message); |
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} |
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protected function matchStatusCode(int $statusCode): string |
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{ |
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return match ($statusCode) { |
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200 => 'OK', |
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201 => 'Created', |
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400 => 'Bad Request', |
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403 => 'Forbidden', |
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404 => 'Not Found', |
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409 => 'Conflict', |
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default => 'Internal Server Error', |
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}; |
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} |
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protected function authorizePostRequest(): void |
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{ |
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if (! $this->isRequestMadeFromLocalhost()) { |
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throw new HttpException(403, "Refusing to serve request from address {$_SERVER['REMOTE_ADDR']} (must be on localhost)"); |
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} |
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if ($this->withSession) { |
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if (! $this->validateCSRFToken($this->request->get('_token'))) { |
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throw new HttpException(403, 'Invalid CSRF token'); |
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} |
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} |
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} |
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protected function isRequestMadeFromLocalhost(): bool |
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{ |
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// As the dashboard is not password-protected, and it can make changes to the file system, |
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// we block any requests that are not coming from the host machine. While we are clear |
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// in the documentation that the realtime compiler should only be used for local |
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// development, we still want to be extra careful in case someone forgets. |
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$requestIp = $_SERVER['REMOTE_ADDR']; |
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$allowedIps = ['::1', '127.0.0.1', 'localhost']; |
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return in_array($requestIp, $allowedIps, true); |
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} |
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protected function generateCSRFToken(): string |
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{ |
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if (empty($_SESSION['csrf_token'])) { |
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$_SESSION['csrf_token'] = bin2hex(random_bytes(32)); |
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} |
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return $_SESSION['csrf_token']; |
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} |
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protected function validateCSRFToken(?string $suppliedToken): bool |
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{ |
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if ($suppliedToken === null || empty($_SESSION['csrf_token'])) { |
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return false; |
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} |
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return hash_equals($_SESSION['csrf_token'], $suppliedToken); |
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} |
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protected function writeToConsole(string $message, string $context = 'dashboard'): void |
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{ |
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if (isset($this->console)) { |
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$this->console->printMessage($message, $context); |
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} |
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} |
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protected function expectsJson(): bool |
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{ |
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return array_change_key_case(getallheaders())['accept'] === 'application/json'; |
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} |
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} |
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hydephp /
develop
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