/// <summary>
/// Start a document download
/// </summary>
/// <param name="logonId"></param>
/// <param name="DocumentId"></param>
/// <returns></returns>
public StartDocumentDownloadReturnValue StartDocumentDownloadForMatter(Guid logonId, Guid projectId,
int DocumentId /* TODO Replace this or add extra parameters needed to identify the document required */)
{
StartDocumentDownloadReturnValue ReturnValue = new StartDocumentDownloadReturnValue();
try
{
// Get the logged on user from the current logons and add their
// ApplicationSettings the list of concurrent sessions.
Host.LoadLoggedOnUser(logonId);
try
{
switch (ApplicationSettings.Instance.UserType)
{
case DataConstants.UserType.Staff:
// Can do everything
break;
case DataConstants.UserType.Client:
case DataConstants.UserType.ThirdParty:
if (!SrvMatterCommon.WebAllowedToAccessMatter(projectId))
{
throw new Exception("Access denied");
}
break;
default:
throw new Exception("Unknown UserType");
}
// TODO this is just a test file name, you must put the ILB document extraction code here
// and set SourceFileName appropriately
string SourceFileName = @"c:\work\SetupWebLinkDemo.exe";
FileDownloadInfo FileInfoData = FileTransfer.StartFileDownload(logonId, SourceFileName, false);
ReturnValue.TransferId = FileInfoData.TransferId;
ReturnValue.FileName = FileInfoData.FileName;
ReturnValue.Size = FileInfoData.Size;
ReturnValue.ModifiedDate = FileInfoData.ModifiedDate;
ReturnValue.Hash = FileInfoData.Hash;
}
finally
{
// Remove the logged on user's ApplicationSettings from the
// list of concurrent sessions
Host.UnloadLoggedOnUser();
}
}
catch (Exception ex)
{
ReturnValue.Success = false;
ReturnValue.Message = ex.Message;
}
return(ReturnValue);
}
/// <summary>
/// Start the file download
/// </summary>
/// <param name="logonId">Logon id of user</param>
/// <param name="FileName">Source file to be downloaded</param>
/// <param name="FileIsTemp">If the source file to be downloaded is a temp file set this to true so that
/// it will automatically be deleted at the end.
/// e.g. if you have extratced a file from an archive into a temp file for download then set this
/// to true</param>
/// <returns></returns>
public static FileDownloadInfo StartFileDownload(Guid logonId, string SourceFileName, bool FileIsTemp)
{
FileTransferData FileTransferData = Host.GetFileTransferData(logonId);
FileTransferData.TransferId = Guid.NewGuid();
FileTransferData.IsDownload = true;
FileTransferData.FileName = SourceFileName;
if (FileIsTemp)
{
FileTransferData.TempFileName = SourceFileName;
}
else
{
FileTransferData.TempFileName = null;
}
FileDownloadInfo FileDownloadInfo = new FileDownloadInfo();
FileTransferData.FileStream = new FileStream(SourceFileName, FileMode.Open, FileAccess.Read, FileShare.Read);
try
{
FileInfo FInfo = new FileInfo(SourceFileName);
FileTransferData.ModifiedDate = FInfo.LastWriteTime;
FileTransferData.Size = FInfo.Length;
FileDownloadInfo.TransferId = FileTransferData.TransferId;
// Only return the filename without the path as this is irrelavent to the client
FileDownloadInfo.FileName = Path.GetFileName(SourceFileName);
FileDownloadInfo.ModifiedDate = FInfo.LastWriteTime;
FileDownloadInfo.Size = FInfo.Length;
FileDownloadInfo.Hash = FileTransferHash.CreateStreamMD5Hash(FileTransferData.FileStream);
FileTransferData.FileStream.Seek(0, SeekOrigin.Begin);
}
catch
{
FileTransferData.Reset();
throw;
}
return(FileDownloadInfo);
}
