示例#1
0
        public ActionResult UploadFile(LgProtocolFileViewModel viewModel)
        {
            HttpPostedFileBase file = viewModel.File;
            //checks if the file contains anything.
            if (file.ContentLength > 0)
            {
                string md5Hash;
                using (var md5 = MD5.Create())
                {
                    //Converts the md5hash to a string without "-".
                    md5Hash = BitConverter.ToString(md5.ComputeHash(file.InputStream)).Replace("-", "").ToLower();
                }
                var uploadDate = DateTime.Now;
                //Creates the name by concatenating the md5hash with the current date without "-".
                string nameOnServer = md5Hash + uploadDate.ToString("d").Replace("-", "");
                //Converts the relative filepath to the absolute filepath.
                string filePath = Path.Combine(Server.MapPath("~/App_Data/LgProtocols"), nameOnServer);
                //Creates a model with info about the file that will later be saved to the database.
                var model = new LgProtocolModel
                {
                    Name = Path.GetFileNameWithoutExtension(file.FileName),
                    FileSize = file.ContentLength / 1024,
                    MD5Hash = md5Hash,
                    NameOnServer = nameOnServer,
                    UploadDate = uploadDate
                };
                //Saves the info to the database if it isn't uploaded allready.
                if (!System.IO.File.Exists(filePath))
                {
                    using (IProtocolRepository repository = new ProtocolRepository())
                    {
                        repository.AddLgProtocol(model);
                        repository.Save();
                    }
                    //Saves the file to the server.
                    file.SaveAs(filePath);
                }

                return Json(new { success = true }, JsonRequestBehavior.AllowGet);
            }
            //if the file was empty an error is returned.
            return Json(new { ErrorMessage = "File was empty" }, JsonRequestBehavior.AllowGet);
        }
示例#2
0
 /// <summary>
 /// Adds info about a meeting protocol to the database.
 /// </summary>
 /// <param name="model">The instance of <c>LgProtocolModel</c> representing the info to add.</param>
 public void AddLgProtocol(LgProtocolModel model)
 {
     context.LgProtocols.Add(model);
 }