权限校验

data/src/main/java/com/sdm/data/service/impl/FileUserPermissionServiceImpl.java

@@ -46,8 +46,18 @@ public class FileUserPermissionServiceImpl extends ServiceImpl<FileUserPermissio
                 return true;
             }
         }
+        return validPermission(fileId, userId, permission);
+    }
 
-            // 查询当前文件的权限
+    private boolean validPermission(Long fileId, Long userId, FilePermissionEnum permission) {
+        FileMetadataInfo fileMetadataInfo = fileMetadataInfoService.getById(fileId);
+
+        if (ObjectUtils.isEmpty(fileMetadataInfo)) {
+            log.warn("文件不存在，fileId: {}", fileId);
+            return false;
+        }
+
+        // 查询当前文件的权限
         FileUserPermission fileUserPermission = this.lambdaQuery()
                 .eq(FileUserPermission::getTFilemetaId, fileId)
                 .eq(FileUserPermission::getUserId, userId)
@@ -71,6 +81,6 @@ public class FileUserPermissionServiceImpl extends ServiceImpl<FileUserPermissio
             return false;
         }
 
-        return hasFilePermission(parentId, userId, permission);
+        return validPermission(parentId, userId, permission);
     }
 }