+ $formatted = [];
+
+ foreach ($permissions as $roleId => $info) {
+ $entityPermissionData = ['role_id' => $roleId];
+ foreach (EntityPermission::PERMISSIONS as $permission) {
+ $entityPermissionData[$permission] = (($info[$permission] ?? false) === "true");
+ }
+ $formatted[] = $entityPermissionData;
+ }
+
+ return $this->filterEntityPermissionDataUponRole($formatted, true);
+ }
+
+ protected function formatPermissionsFromApiRequestToEntityPermissions(array $permissions, bool $allowFallback): array
+ {
+ $formatted = [];
+
+ foreach ($permissions as $requestPermissionData) {
+ $entityPermissionData = ['role_id' => $requestPermissionData['role_id']];
+ foreach (EntityPermission::PERMISSIONS as $permission) {
+ $entityPermissionData[$permission] = boolval($requestPermissionData[$permission] ?? false);
+ }
+ $formatted[] = $entityPermissionData;
+ }
+
+ return $this->filterEntityPermissionDataUponRole($formatted, $allowFallback);
+ }
+
+ protected function filterEntityPermissionDataUponRole(array $entityPermissionData, bool $allowFallback): array
+ {
+ $roleIds = [];
+ foreach ($entityPermissionData as $permissionEntry) {
+ $roleIds[] = intval($permissionEntry['role_id']);
+ }
+
+ $actualRoleIds = array_unique(array_values(array_filter($roleIds)));
+ $rolesById = Role::query()->whereIn('id', $actualRoleIds)->get('id')->keyBy('id');
+
+ return array_values(array_filter($entityPermissionData, function ($data) use ($rolesById, $allowFallback) {
+ if (intval($data['role_id']) === 0) {
+ return $allowFallback;
+ }
+
+ return $rolesById->has($data['role_id']);
+ }));
+ }
+
+ /**
+ * Copy down the permissions of the given shelf to all child books.
+ */
+ public function updateBookPermissionsFromShelf(Bookshelf $shelf, $checkUserPermissions = true): int
+ {
+ $shelfPermissions = $shelf->permissions()->get(['role_id', 'view', 'create', 'update', 'delete'])->toArray();
+ $shelfBooks = $shelf->books()->get(['id', 'owned_by']);
+ $updatedBookCount = 0;
+
+ /** @var Book $book */
+ foreach ($shelfBooks as $book) {
+ if ($checkUserPermissions && !userCan('restrictions-manage', $book)) {
+ continue;
+ }
+ $book->permissions()->delete();
+ $book->permissions()->createMany($shelfPermissions);
+ $book->rebuildPermissions();
+ $updatedBookCount++;
+ }
+
+ return $updatedBookCount;