/// <summary>根据FileID获得相关文件流, wang加</summary> public async Task <DownloadResult> DownloadAsync(string id) { var result = new DownloadResult(); DownloadRequest request = new DownloadRequest(); var file = await _fileMan.GetByIdAsync(id); if (file == null) { throw new Exception("指定文件不存在"); } request.FileName = file.Name; request.ContentRef = file.RelativePath; return(DownloadAsync(request, file)); }
DownloadResult DownloadAsync(DownloadRequest request, SysFile file) { var result = new DownloadResult(); result.FileName = request.FileName; //wang加 var relativePath = request.ContentRef.Replace('/', '\\'); if (result.FileName.IsEmpty()) { result.FileName = Path.GetFileName(relativePath); } var filePath = this._uploadPath + relativePath; if (File.Exists(filePath)) { result.Content = File.OpenRead(filePath); } else { throw new Exception("指定文件不存在"); } result.ContentType = file.ContentType; return(result); }