vendor/shopware/core/Framework/Api/Acl/AclWriteValidator.php line 38

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  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\Uuid\Uuid;
  15. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  16. use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
  18. class AclWriteValidator implements EventSubscriberInterface
  19. {
  20.     /**
  21.      * @var EventDispatcherInterface
  22.      */
  23.     private $eventDispatcher;
  25.     public function __construct(EventDispatcherInterface $eventDispatcher)
  26.     {
  27.         $this->eventDispatcher = $eventDispatcher;
  28.     }
  30.     /**
  31.      * @return array<string, string|array{0: string, 1: int}|list<array{0: string, 1?: int}>>
  32.      */
  33.     public static function getSubscribedEvents()
  34.     {
  35.         return [PreWriteValidationEvent::class => 'preValidate'];
  36.     }
  38.     public function preValidate(PreWriteValidationEvent $event): void
  39.     {
  40.         $context = $event->getContext();
  41.         $source = $event->getContext()->getSource();
  42.         if ($source instanceof AdminSalesChannelApiSource) {
  43.             $context = $source->getOriginalContext();
  44.             $source = $context->getSource();
  45.         }
  47.         if ($context->getScope() === Context::SYSTEM_SCOPE || !$source instanceof AdminApiSource || $source->isAdmin()) {
  48.             return;
  49.         }
  51.         $commands = $event->getCommands();
  52.         $missingPrivileges = [];
  54.         foreach ($commands as $command) {
  55.             $resource = $command->getDefinition()->getEntityName();
  56.             $privilege = $command->getPrivilege();
  58.             if ($privilege === null) {
  59.                 continue;
  60.             }
  62.             if (is_subclass_of($command->getDefinition(), EntityTranslationDefinition::class)) {
  63.                 $resource = $command->getDefinition()->getParentDefinition()->getEntityName();
  65.                 if ($privilege !== AclRoleDefinition::PRIVILEGE_DELETE) {
  66.                     $privilege = $this->getPrivilegeForParentWriteOperation($command, $commands);
  67.                 }
  68.             }
  70.             if (!$source->isAllowed($resource . ':' . $privilege)) {
  71.                 $missingPrivileges[] = $resource . ':' . $privilege;
  72.             }
  74.             $event = new CommandAclValidationEvent($missingPrivileges, $source, $command);
  75.             $this->eventDispatcher->dispatch($event);
  76.             $missingPrivileges = $event->getMissingPrivileges();
  77.         }
  79.         $this->tryToThrow($missingPrivileges);
  80.     }
  82.     private function tryToThrow(array $missingPrivileges): void
  83.     {
  84.         if (!empty($missingPrivileges)) {
  85.             throw new MissingPrivilegeException($missingPrivileges);
  86.         }
  87.     }
  89.     /**
  90.      * @param WriteCommand[] $commands
  91.      */
  92.     private function getPrivilegeForParentWriteOperation(WriteCommand $command, array $commands): string
  93.     {
  94.         $pathSuffix = '/translations/' . Uuid::fromBytesToHex($command->getPrimaryKey()['language_id']);
  95.         $parentCommandPath = str_replace($pathSuffix, '', $command->getPath());
  96.         $parentCommand = $this->findCommandByPath($parentCommandPath, $commands);
  98.         // writes to translation need privilege from parent command
  99.         // if we update e.g. a product and add translations for a new language
  100.         // the writeCommand on the translation would be an insert
  101.         if ($parentCommand) {
  102.             return (string) $parentCommand->getPrivilege();
  103.         }
  105.         // if we don't have a parentCommand it must be a update,
  106.         // because the parentEntity must already exist
  107.         return AclRoleDefinition::PRIVILEGE_UPDATE;
  108.     }
  110.     /**
  111.      * @param WriteCommand[] $commands
  112.      */
  113.     private function findCommandByPath(string $commandPath, array $commands): ?WriteCommand
  114.     {
  115.         foreach ($commands as $command) {
  116.             if ($command->getPath() === $commandPath) {
  117.                 return $command;
  118.             }
  119.         }
  121.         return null;
  122.     }
  123. }