src/Core/Framework/Api/Acl/AclWriteValidator.php line 40

  1. <?php declare(strict_types=1);
  3. namespace Shopware\Core\Framework\Api\Acl;
  5. use Shopware\Core\Framework\Api\Acl\Event\CommandAclValidationEvent;
  6. use Shopware\Core\Framework\Api\Acl\Role\AclRoleDefinition;
  7. use Shopware\Core\Framework\Api\Context\AdminApiSource;
  8. use Shopware\Core\Framework\Api\Context\AdminSalesChannelApiSource;
  9. use Shopware\Core\Framework\Api\Exception\MissingPrivilegeException;
  10. use Shopware\Core\Framework\Context;
  11. use Shopware\Core\Framework\DataAbstractionLayer\EntityTranslationDefinition;
  12. use Shopware\Core\Framework\DataAbstractionLayer\Write\Command\WriteCommand;
  13. use Shopware\Core\Framework\DataAbstractionLayer\Write\Validation\PreWriteValidationEvent;
  14. use Shopware\Core\Framework\Log\Package;
  15. use Shopware\Core\Framework\Uuid\Uuid;
  16. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  17. use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
  19. /**
  20.  * @internal
  21.  */
  22. #[Package('system-settings')]
  23. class AclWriteValidator implements EventSubscriberInterface
  24. {
  25.     /**
  26.      * @internal
  27.      */
  28.     public function __construct(private readonly EventDispatcherInterface $eventDispatcher)
  29.     {
  30.     }
  32.     /**
  33.      * @return array<string, string|array{0: string, 1: int}|list<array{0: string, 1?: int}>>
  34.      */
  35.     public static function getSubscribedEvents(): array
  36.     {
  37.         return [PreWriteValidationEvent::class => 'preValidate'];
  38.     }
  40.     public function preValidate(PreWriteValidationEvent $event): void
  41.     {
  42.         $context = $event->getContext();
  43.         $source = $event->getContext()->getSource();
  44.         if ($source instanceof AdminSalesChannelApiSource) {
  45.             $context = $source->getOriginalContext();
  46.             $source = $context->getSource();
  47.         }
  49.         if ($context->getScope() === Context::SYSTEM_SCOPE || !$source instanceof AdminApiSource || $source->isAdmin()) {
  50.             return;
  51.         }
  53.         $commands = $event->getCommands();
  54.         $missingPrivileges = [];
  56.         foreach ($commands as $command) {
  57.             $resource = $command->getDefinition()->getEntityName();
  58.             $privilege = $command->getPrivilege();
  60.             if ($privilege === null) {
  61.                 continue;
  62.             }
  64.             if (is_subclass_of($command->getDefinition(), EntityTranslationDefinition::class)) {
  65.                 $resource = $command->getDefinition()->getParentDefinition()->getEntityName();
  67.                 if ($privilege !== AclRoleDefinition::PRIVILEGE_DELETE) {
  68.                     $privilege = $this->getPrivilegeForParentWriteOperation($command, $commands);
  69.                 }
  70.             }
  72.             if (!$source->isAllowed($resource . ':' . $privilege)) {
  73.                 $missingPrivileges[] = $resource . ':' . $privilege;
  74.             }
  76.             $event = new CommandAclValidationEvent($missingPrivileges, $source, $command);
  77.             $this->eventDispatcher->dispatch($event);
  78.             $missingPrivileges = $event->getMissingPrivileges();
  79.         }
  81.         $this->tryToThrow($missingPrivileges);
  82.     }
  84.     /**
  85.      * @param list<string> $missingPrivileges
  86.      */
  87.     private function tryToThrow(array $missingPrivileges): void
  88.     {
  89.         if (!empty($missingPrivileges)) {
  90.             throw new MissingPrivilegeException($missingPrivileges);
  91.         }
  92.     }
  94.     /**
  95.      * @param WriteCommand[] $commands
  96.      */
  97.     private function getPrivilegeForParentWriteOperation(WriteCommand $command, array $commands): string
  98.     {
  99.         $pathSuffix = '/translations/' . Uuid::fromBytesToHex($command->getPrimaryKey()['language_id']);
  100.         $parentCommandPath = str_replace($pathSuffix, '', $command->getPath());
  101.         $parentCommand = $this->findCommandByPath($parentCommandPath, $commands);
  103.         // writes to translation need privilege from parent command
  104.         // if we update e.g. a product and add translations for a new language
  105.         // the writeCommand on the translation would be an insert
  106.         if ($parentCommand) {
  107.             return (string) $parentCommand->getPrivilege();
  108.         }
  110.         // if we don't have a parentCommand it must be a update,
  111.         // because the parentEntity must already exist
  112.         return AclRoleDefinition::PRIVILEGE_UPDATE;
  113.     }
  115.     /**
  116.      * @param WriteCommand[] $commands
  117.      */
  118.     private function findCommandByPath(string $commandPath, array $commands): ?WriteCommand
  119.     {
  120.         foreach ($commands as $command) {
  121.             if ($command->getPath() === $commandPath) {
  122.                 return $command;
  123.             }
  124.         }
  126.         return null;
  127.     }
  128. }