Beispiel #1
0
        //do not validate request token (XSRF)
        // [AdminAntiForgery(true)]
        public virtual IActionResult AsyncUpload()
        {
            var httpPostedFile = Request.Form.Files.FirstOrDefault();

            if (httpPostedFile == null)
            {
                return(Json(new
                {
                    success = false,
                    message = "No file uploaded",
                    downloadGuid = Guid.Empty
                }));
            }

            var fileBinary = httpPostedFile.GetDownloadBits();

            var qqFileNameParameter = "qqfilename";
            var fileName            = httpPostedFile.FileName;

            if (string.IsNullOrEmpty(fileName) && Request.Form.ContainsKey(qqFileNameParameter))
            {
                fileName = Request.Form[qqFileNameParameter].ToString();
            }
            //remove path (passed in IE)
            fileName = _fileProvider.GetFileName(fileName);

            var contentType = httpPostedFile.ContentType;

            var fileExtension = _fileProvider.GetFileExtension(fileName);

            if (!string.IsNullOrEmpty(fileExtension))
            {
                fileExtension = fileExtension.ToLowerInvariant();
            }

            var download = new Download
            {
                DownloadGuid   = Guid.NewGuid(),
                UseDownloadUrl = false,
                DownloadUrl    = string.Empty,
                DownloadBinary = fileBinary,
                ContentType    = contentType,
                //we store filename without extension for downloads
                Filename  = _fileProvider.GetFileNameWithoutExtension(fileName),
                Extension = fileExtension,
                IsNew     = true
            };

            _downloadService.InsertDownload(download);

            //when returning JSON the mime-type must be set to text/plain
            //otherwise some browsers will pop-up a "Save As" dialog.
            return(Json(new { success = true,
                              downloadId = download.Id,
                              downloadUrl = Url.Action("DownloadFile", new { downloadGuid = download.DownloadGuid }) }));
        }
Beispiel #2
0
        /// <summary>
        /// Get picture (thumb) local path
        /// </summary>
        /// <param name="thumbFileName">Filename</param>
        /// <returns>Local picture thumb path</returns>
        protected virtual string GetThumbLocalPath(string thumbFileName)
        {
            var thumbsDirectoryPath = _fileProvider.GetAbsolutePath(ResearchMediaDefaults.ImageThumbsPath);

            if (_mediaSettings.MultipleThumbDirectories)
            {
                //get the first two letters of the file name
                var fileNameWithoutExtension = _fileProvider.GetFileNameWithoutExtension(thumbFileName);
                if (fileNameWithoutExtension != null && fileNameWithoutExtension.Length > ResearchMediaDefaults.MultipleThumbDirectoriesLength)
                {
                    var subDirectoryName = fileNameWithoutExtension.Substring(0, ResearchMediaDefaults.MultipleThumbDirectoriesLength);
                    thumbsDirectoryPath = _fileProvider.GetAbsolutePath(ResearchMediaDefaults.ImageThumbsPath, subDirectoryName);
                    _fileProvider.CreateDirectory(thumbsDirectoryPath);
                }
            }

            var thumbFilePath = _fileProvider.Combine(thumbsDirectoryPath, thumbFileName);

            return(thumbFilePath);
        }