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<?php |
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/** |
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* Spiral Framework. |
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* |
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* @license MIT |
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* @author Anton Titov (Wolfy-J) |
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*/ |
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declare(strict_types=1); |
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namespace Spiral\Domain; |
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use Doctrine\Common\Annotations\AnnotationReader; |
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use Spiral\Core\CoreInterceptorInterface; |
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use Spiral\Core\CoreInterface; |
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use Spiral\Core\Exception\ControllerException; |
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use Spiral\Core\Exception\InterceptorException; |
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use Spiral\Domain\Annotation\Guarded; |
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use Spiral\Domain\Annotation\GuardNamespace; |
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use Spiral\Security\GuardInterface; |
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class GuardInterceptor implements CoreInterceptorInterface |
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{ |
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/** @var GuardInterface */ |
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private $guard; |
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/** @var array */ |
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private $permissionCache = []; |
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/** |
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* @param GuardInterface $guard |
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*/ |
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public function __construct(GuardInterface $guard) |
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{ |
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$this->guard = $guard; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function process(string $controller, string $action, array $parameters, CoreInterface $core) |
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{ |
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$permission = $this->getPermissions($controller, $action); |
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if ($permission !== null && !$this->guard->allows($permission[0], $parameters)) { |
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throw new ControllerException( |
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sprintf( |
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'Unauthorized permission `%s` for action `%s`->`%s`', |
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$permission[0], |
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$controller, |
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$action |
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), |
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$permission[1] |
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); |
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} |
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return $core->callAction($controller, $action, $parameters); |
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} |
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/** |
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* Get method RBAC permission if any. Automatically merges with controller namespace. |
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* |
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* @param string $controller |
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* @param string $action |
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* @return array|null |
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* |
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* @throws \Doctrine\Common\Annotations\AnnotationException |
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*/ |
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private function getPermissions(string $controller, string $action): ?array |
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{ |
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$key = sprintf('%s:%s', $controller, $action); |
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if (array_key_exists($key, $this->permissionCache)) { |
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return $this->permissionCache[$key]; |
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} |
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$this->permissionCache[$key] = null; |
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try { |
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$method = new \ReflectionMethod($controller, $action); |
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} catch (\ReflectionException $e) { |
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return []; |
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} |
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$reader = new AnnotationReader(); |
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/** @var GuardNamespace $guardNamespace */ |
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$guardNamespace = $reader->getClassAnnotation($method->getDeclaringClass(), GuardNamespace::class); |
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/** @var Guarded $guarded */ |
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$guarded = $reader->getMethodAnnotation($method, Guarded::class); |
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if ($guarded === null) { |
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return null; |
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} |
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if ($guarded->permission === null && $guardNamespace === null) { |
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throw new InterceptorException( |
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'Unable to apply @Guarded annotation without specified permission name or @GuardNamespace' |
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); |
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} |
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$permission = [ |
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$guarded->permission ?? $action, |
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ControllerException::FORBIDDEN |
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]; |
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if ($guardNamespace !== null) { |
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$permission[0] = sprintf('%s.%s', $guardNamespace->namespace, $permission[0]); |
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} |
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switch ($guarded->else) { |
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case 'badAction': |
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$permission[1] = ControllerException::BAD_ACTION; |
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break; |
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case 'notFound': |
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$permission[1] = ControllerException::NOT_FOUND; |
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break; |
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case 'error': |
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$permission[1] = ControllerException::ERROR; |
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break; |
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} |
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$this->permissionCache[$key] = $permission; |
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return $permission; |
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} |
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} |
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spiral /
framework
