Merge pull request #27 from punktDe/bugfix/access-on-empty-values

BUGFIX: Correctly handle permissions on empty sites and dimensions

Author: daniellienert

Classes/Domain/Repository/FormDataRepository.php

@@ -191,7 +191,9 @@ function (FormData $formDataSample) {
                 return $this->siteAccesibilityService->isSiteAccessible($formDataSample->getSiteName()) ? $formDataSample->getSiteName() : null;
             },
             $this->findAllUnique('form.siteName')
-        ));
+        ), function (?string $value) {
+            return $value !== null;
+        });
     }
 
     protected function initializeAccessibleDimensions(): array
@@ -201,7 +203,9 @@ function (FormData $formDataSample) {
                 return $this->dimensionAccesibilityService->isDimensionCombinationAccessible($formDataSample->getContentDimensions()) ? $formDataSample->getDimensionsHash() : null;
             },
             $this->findAllUnique('form.dimensionsHash')
-        ));
+        ), function (?string $value) {
+            return $value !== null;
+        });
     }
 
     protected function findAllUnique(string $groupField): array