/// <summary>
/// 保存附件（支持大文件分片传输）
/// </summary>
/// <param name="folderId">附件夹主键</param>
/// <param name="fileGuid">文件主键</param>
/// <param name="fileName">文件名称</param>
/// <param name="chunks">文件总共分多少片</param>
/// <param name="fileStream">文件二进制流</param>
/// <returns></returns>
public bool SaveAnnexes(string folderId, string fileGuid, string fileName, int chunks)
{
try
{
UserInfo userInfo = LoginUserInfo.Get();
//获取文件完整文件名(包含绝对路径)
//文件存放路径格式：/Resource/ResourceFile/{userId}/{date}/{guid}.{后缀名}
string filePath = Config.GetValue("AnnexesFile");
string uploadDate = DateTime.Now.ToString("yyyyMMdd");
string FileEextension = Path.GetExtension(fileName);
string virtualPath = string.Format("{0}/{1}/{2}/{3}{4}", filePath, userInfo.userId, uploadDate, fileGuid, FileEextension);
//创建文件夹
string path = Path.GetDirectoryName(virtualPath);
Directory.CreateDirectory(path);
AnnexesFileEntity fileAnnexesEntity = new AnnexesFileEntity();
if (!System.IO.File.Exists(virtualPath))
{
long filesize = SaveAnnexesToFile(fileGuid, virtualPath, chunks);
if (filesize == -1)// 表示保存失败
{
RemoveChunkAnnexes(fileGuid, chunks);
return(false);
}
//文件信息写入数据库
fileAnnexesEntity.F_Id = fileGuid;
fileAnnexesEntity.F_FileName = fileName;
fileAnnexesEntity.F_FilePath = virtualPath;
fileAnnexesEntity.F_FileSize = filesize.ToString();
fileAnnexesEntity.F_FileExtensions = FileEextension;
fileAnnexesEntity.F_FileType = FileEextension.Replace(".", "");
SaveEntity(folderId, fileAnnexesEntity);
}
return(true);
}
catch (Exception ex)
{
if (ex is ExceptionEx)
{
throw;
}
else
{
throw ExceptionEx.ThrowBusinessException(ex);
}
}
}
/// <summary>
/// 保存数据实体
/// </summary>
/// <param name="folderId">附件夹主键</param>
/// <param name="annexesFileEntity">附件实体数据</param>
public void SaveEntity(string folderId, AnnexesFileEntity annexesFileEntity)
{
try
{
annexesFileService.SaveEntity(folderId, annexesFileEntity);
}
catch (Exception ex)
{
if (ex is ExceptionEx)
{
throw;
}
else
{
throw ExceptionEx.ThrowBusinessException(ex);
}
}
}
/// <summary>
/// 保存数据实体
/// </summary>
/// <param name="folderId">附件夹主键</param>
/// <param name="annexesFileEntity">附件实体数据</param>
public void SaveEntity(string folderId, AnnexesFileEntity annexesFileEntity)
{
try
{
annexesFileEntity.Create();
annexesFileEntity.F_FolderId = folderId;
this.BaseRepository().Insert(annexesFileEntity);
}
catch (Exception ex)
{
if (ex is ExceptionEx)
{
throw;
}
else
{
throw ExceptionEx.ThrowServiceException(ex);
}
}
}