anchor.diff:        isAuthed = true;
       }
   
  -    ctx.sendJson(buildResponse('handleIsAuthed', {
  +    ctx.sendJson(_buildResponse('handleIsAuthed', {
         "isAuthed": isAuthed
       }));
       ctx.end();
  
positive.code:     bool isUserMaster = isMaster(ctx);
  
      if(!isUserMaster) {
        ctx.sendJson(buildResponse('filterIsMaster', { "error": "User not logged in, pls login first!" }, valid: false));
        ctx.end();
      }
  
      return isUserMaster;
    }
  
    static Map buildResponse(String actionName, HashMap message, {bool valid: true, bool doLog: true}) {
      HashMap result = {
          "valid": valid,
          "message": message
  
negative.code:       HttpBodyFileUpload fileUploaded = body.body['file'];
  
        if (postId == null || fileUploaded == null) {
          ctx.sendJson(_buildResponse('handleUpload', { "error": "Failed in parsing file!" }, valid: false));
        } else if (['image/png', 'image/jpeg', 'image/gif'].indexOf(fileUploaded.contentType.toString()) == -1) {
          ctx.sendJson(_buildResponse('handleUpload', { "error": "File type not supported: ${fileUploaded.contentType}" }, valid: false));
        } else {
          String postPath = LibPath.join(CartConst.WWW_POST_PUB_PATH, postId);
          String filePath = LibPath.join(postPath, fileUploaded.filename);
  