vendor/easycorp/easyadmin-bundle/src/Security/SecurityVoter.php line 18
<?php
namespace EasyCorp\Bundle\EasyAdminBundle\Security;
use EasyCorp\Bundle\EasyAdminBundle\Dto\ActionDto;
use EasyCorp\Bundle\EasyAdminBundle\Dto\CrudDto;
use EasyCorp\Bundle\EasyAdminBundle\Dto\EntityDto;
use EasyCorp\Bundle\EasyAdminBundle\Dto\FieldDto;
use EasyCorp\Bundle\EasyAdminBundle\Dto\MenuItemDto;
use EasyCorp\Bundle\EasyAdminBundle\Provider\AdminContextProvider;
use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
use Symfony\Component\Security\Core\Authorization\Voter\Voter;
/*
* @author Javier Eguiluz <javier.eguiluz@gmail.com>
*/
final class SecurityVoter extends Voter
{
private AuthorizationCheckerInterface $authorizationChecker;
private AdminContextProvider $adminContextProvider;
public function __construct(AuthorizationCheckerInterface $authorizationChecker, AdminContextProvider $adminContextProvider)
{
$this->authorizationChecker = $authorizationChecker;
$this->adminContextProvider = $adminContextProvider;
}
protected function supports(string $permissionName, mixed $subject): bool
{
return $this->supportsAttribute($permissionName);
}
public function supportsAttribute(string $permissionName): bool
{
return Permission::exists($permissionName);
}
protected function voteOnAttribute($permissionName, $subject, TokenInterface $token): bool
{
if (Permission::EA_VIEW_MENU_ITEM === $permissionName) {
return $this->voteOnViewMenuItemPermission($subject);
}
if (Permission::EA_EXECUTE_ACTION === $permissionName) {
return $this->voteOnExecuteActionPermission($this->adminContextProvider->getContext()->getCrud(), $subject['action'] ?? null, $subject['entity'] ?? null);
}
if (Permission::EA_VIEW_FIELD === $permissionName) {
return $this->voteOnViewPropertyPermission($subject);
}
if (Permission::EA_ACCESS_ENTITY === $permissionName) {
return $this->voteOnViewEntityPermission($subject);
}
if (Permission::EA_EXIT_IMPERSONATION === $permissionName) {
return $this->voteOnExitImpersonationPermission();
}
return true;
}
private function voteOnViewMenuItemPermission(MenuItemDto $menuItemDto): bool
{
// users can see the menu item if they have the permission required by the menu item
return $this->authorizationChecker->isGranted($menuItemDto->getPermission(), $menuItemDto);
}
private function voteOnExecuteActionPermission(CrudDto $crudDto, ActionDto|string $actionNameOrDto, ?EntityDto $entityDto): bool
{
// users can run the Crud action if:
// * they have the required permission to execute the action on the given entity instance
// * the action is not disabled
$actionName = \is_string($actionNameOrDto) ? $actionNameOrDto : $actionNameOrDto->getName();
$actionPermission = $crudDto->getActionsConfig()->getActionPermissions()[$actionName] ?? null;
$disabledActionNames = $crudDto->getActionsConfig()->getDisabledActions();
$subject = null === $entityDto ? null : $entityDto->getInstance();
return $this->authorizationChecker->isGranted($actionPermission, $subject) && !\in_array($actionName, $disabledActionNames, true);
}
private function voteOnViewPropertyPermission(FieldDto $field): bool
{
// users can see the field if they have the permission required by the field
return $this->authorizationChecker->isGranted($field->getPermission(), $field);
}
private function voteOnViewEntityPermission(EntityDto $entityDto): bool
{
// users can see the entity if they have the required permission on the specific entity instance
return $this->authorizationChecker->isGranted($entityDto->getPermission(), $entityDto->getInstance());
}
private function voteOnExitImpersonationPermission(): bool
{
// users can exit impersonation if they are currently impersonating another user.
// In Symfony, that means that current user has the special impersonator permission
if (\defined('Symfony\Component\Security\Core\Authorization\Voter\AuthenticatedVoter::IS_IMPERSONATOR')) {
$impersonatorPermission = 'IS_IMPERSONATOR';
} else {
$impersonatorPermission = 'ROLE_PREVIOUS_ADMIN';
}
return $this->authorizationChecker->isGranted($impersonatorPermission);
}
}