private void listener_StoreRequest(DICOMConnection conn, DICOMData data)
{
try
{
if (!this._settings.StoreMetadataOnlyFiles && !data.Elements.ContainsKey(DICOMTags.PixelData))
{
this._logger.Log(LogLevel.Info, "Data set has no image data (only metadata). Metadata storing is disabled, so image will not be persisted.");
conn.SendCSTORERSP(CommandStatus.Error_MissingAttribute);
return;
}
if (this._settings.AutoDecompress && data.TransferSyntax.Compression != DICOMSharp.Data.Compression.CompressionInfo.None)
{
this._logger.Log(LogLevel.Info, "Image is compressed, decompressing before storage!");
if (!data.Uncompress())
{
this._logger.Log(LogLevel.Warning, "Image decompression failed! Storing compressed image.");
}
}
string postName = FileUtil.GenerateFilenameFromImage(data, this._logger);
//form full file path
string diskPath = _db.FixImagePath(this._settings.ImageStoragePath);
if (!diskPath.EndsWith("\\"))
{
diskPath += "\\";
}
diskPath += postName;
data.WriteFile(diskPath, this._logger);
// Db path can save a ~ path, so recalc without MapPath
string dbPath = this._settings.ImageStoragePath;
if (!dbPath.EndsWith("\\"))
{
dbPath += "\\";
}
dbPath += postName;
this._db.PersistImage(data, diskPath, dbPath);
conn.SendCSTORERSP(CommandStatus.Success);
}
catch (Exception e)
{
this._logger.Log(LogLevel.Error, "Error in StoreRequest: " + e.ToString());
conn.SendCSTORERSP(CommandStatus.Error_UnrecognizedOperation);
}
}
private void conn_CommandReceived(DICOMConnection conn, PDATACommands command, DICOMData cmdDICOM, DICOMData dataDICOM)
{
switch (command)
{
case PDATACommands.CECHORQ:
conn.LogLine(LogLevel.Info, "Received C-ECHO-RQ");
conn.SendCECHORSP();
break;
case PDATACommands.CSTORERQ:
conn.LogLine(LogLevel.Info, "Received C-STORE-RQ");
//Add source AE title to image
dataDICOM[DICOMTags.SourceApplicationEntityTitle].Data = conn.CallingAE;
if (StoreRequest != null)
{
StoreRequest(conn, dataDICOM);
}
else
{
conn.SendCSTORERSP(CommandStatus.Success);
}
break;
case PDATACommands.CSTORERSP:
conn.LogLine(LogLevel.Info, "Received C-STORE-RSP");
break;
case PDATACommands.CFINDRQ:
conn.LogLine(LogLevel.Info, "Received C-FIND-RQ");
if (FindRequest != null)
{
QRResponseData response = FindRequest(conn, new QRRequestData(cmdDICOM, dataDICOM));
conn.SendCFINDRSP(response);
}
else
{
conn.SendCFINDRSP(null, CommandStatus.Success);
}
break;
case PDATACommands.CGETRQ:
conn.LogLine(LogLevel.Info, "Received C-GET-RQ");
if (GetRequest != null)
{
QRResponseData response = GetRequest(conn, new QRRequestData(cmdDICOM, dataDICOM));
conn.StartGetResponse(response);
}
else
{
conn.SendCGETRSP((ushort)cmdDICOM[DICOMTags.MessageID].Data, CommandStatus.Success, 0, 0, 0, 0);
}
break;
case PDATACommands.CMOVERQ:
conn.LogLine(LogLevel.Info, "Received C-MOVE-RQ");
if (MoveRequest != null)
{
string newAE = cmdDICOM[DICOMTags.MoveDestination].Display.Trim();
ApplicationEntity entity = null;
if (EntityLookup != null)
{
entity = EntityLookup(newAE);
}
if (entity != null)
{
QRResponseData response = MoveRequest(conn, new QRRequestData(cmdDICOM, dataDICOM));
conn.StartMoveResponse(entity, response);
}
else
{
conn.LogLine(LogLevel.Warning, "No entity found for the MOVE request: " + newAE);
conn.SendCMOVERSP(CommandStatus.Error_ProcessingFailure, 0, 0, 0, 0);
}
}
else
{
conn.SendCMOVERSP(CommandStatus.Error_ProcessingFailure, 0, 0, 0, 0);
}
break;
case PDATACommands.NGETRQ:
conn.LogLine(LogLevel.Info, "Received N-GET-RQ");
// No idea what we're supposed to do with these yet
conn.SendNGETRSP(CommandStatus.Refused_SOPClassNotSupported, null);
break;
default:
conn.LogLine(LogLevel.Warning, "Unhandled P-DATA Command Type: " + command + "...");
break;
}
}
