public JsonResult InsertFileTags(IEnumerable <String> tags, String virtualPath) { DocumentsOperations docOps = new DocumentsOperations(); if (tags != null && tags.Count() > 0) { docOps.InsertTagsByFileID(docOps.GetFileIDByVirtualPath(virtualPath), tags); } else { docOps.DeleteTagsByFileID(docOps.GetFileIDByVirtualPath(virtualPath)); } return(new JsonResult() { Data = "" }); }