/// <summary>
/// Constructs a new <see cref="SopInstanceNode"/> using the given <see cref="DicomFile"/> as a template.
/// </summary>
/// <param name="sourceDicomFile">The <see cref="DicomFile"/> from which to initialize this node.</param>
public SopInstanceNode(DicomMessageBase sourceDicomFile)
{
_dicomFile = new DicomFile("", sourceDicomFile.MetaInfo.Copy(), sourceDicomFile.DataSet.Copy());
_instanceUid = sourceDicomFile.DataSet[DicomTags.SopInstanceUid].GetString(0, "");
if (_instanceUid == "")
_instanceUid = StudyBuilder.NewUid();
}
public DicomCompressCommand(DicomMessageBase file, TransferSyntax syntax, IDicomCodec codec, DicomCodecParameters parms)
: base("DICOM Compress Command", true)
{
_file = file;
_syntax = syntax;
_codec = codec;
_parms = parms;
}
public DicomCompressCommand(DicomMessageBase file, XmlDocument parms, bool failOnCodecException)
: base("DICOM Compress Command", true)
{
_file = file;
_failOnCodecException = failOnCodecException;
XmlElement element = parms.DocumentElement;
string syntax = element.Attributes["syntax"].Value;
_syntax = TransferSyntax.GetTransferSyntax(syntax);
if (_syntax == null)
{
string failureDescription =
String.Format("Invalid transfer syntax in compression command: {0}", element.Attributes["syntax"].Value);
Platform.Log(LogLevel.Error, "Error with input syntax: {0}", failureDescription);
throw new DicomCodecException(failureDescription);
}
IDicomCodecFactory[] codecs = DicomCodecRegistry.GetCodecFactories();
IDicomCodecFactory theCodecFactory = null;
foreach (IDicomCodecFactory codec in codecs)
if (codec.CodecTransferSyntax.Equals(_syntax))
{
theCodecFactory = codec;
break;
}
if (theCodecFactory == null)
{
string failureDescription = String.Format("Unable to find codec for compression: {0}", _syntax.Name);
Platform.Log(LogLevel.Error, "Error with compression input parameters: {0}", failureDescription);
throw new DicomCodecException(failureDescription);
}
_codec = theCodecFactory.GetDicomCodec();
_parms = theCodecFactory.GetCodecParameters(parms);
}
/// <summary>
/// Imports the specified <see cref="DicomMessageBase"/> object into the system.
/// The object will be inserted into the <see cref="WorkItem"/> for processing
/// </summary>
/// <param name="message">The DICOM object to be imported.</param>
/// <param name="badFileBehavior"> </param>
/// <param name="fileImportBehaviour"> </param>
/// <returns>An instance of <see cref="DicomProcessingResult"/> that describes the result of the processing.</returns>
/// <exception cref="DicomDataException">Thrown when the DICOM object contains invalid data</exception>
public DicomProcessingResult Import(DicomMessageBase message, BadFileBehaviourEnum badFileBehavior, FileImportBehaviourEnum fileImportBehaviour)
{
Platform.CheckForNullReference(message, "message");
String studyInstanceUid = message.DataSet[DicomTags.StudyInstanceUid].GetString(0, string.Empty);
String seriesInstanceUid = message.DataSet[DicomTags.SeriesInstanceUid].GetString(0, string.Empty);
String sopInstanceUid = message.DataSet[DicomTags.SopInstanceUid].GetString(0, string.Empty);
String accessionNumber = message.DataSet[DicomTags.AccessionNumber].GetString(0, string.Empty);
String patientsName = message.DataSet[DicomTags.PatientsName].GetString(0, string.Empty);
String patientId = message.DataSet[DicomTags.PatientId].GetString(0, string.Empty);
var result = new DicomProcessingResult
{
Successful = true,
StudyInstanceUid = studyInstanceUid,
SeriesInstanceUid = seriesInstanceUid,
SopInstanceUid = sopInstanceUid,
AccessionNumber = accessionNumber,
PatientsName = patientsName,
PatientId = patientId,
};
WorkItem workItem;
lock (_context.StudyWorkItemsSyncLock)
_context.StudyWorkItems.TryGetValue(studyInstanceUid, out workItem);
try
{
Validate(message);
}
catch (DicomDataException e)
{
result.SetError(DicomStatuses.ProcessingFailure, e.Message);
AuditFailure(result);
return result;
}
if (workItem != null)
{
if (workItem.Status == WorkItemStatusEnum.Deleted || workItem.Status == WorkItemStatusEnum.DeleteInProgress || workItem.Status == WorkItemStatusEnum.Canceled || workItem.Status == WorkItemStatusEnum.Canceling)
{
// TODO Marmot (CR June 2012): not DicomStatuses.Cancel?
result.SetError(DicomStatuses.StorageStorageOutOfResources, "Canceled by user");
AuditFailure(result);
return result;
}
}
if (LocalStorageMonitor.IsMaxUsedSpaceExceeded)
{
//The input to this method is a VALID DICOM file, and we know we should have stored it if it weren't for
//the fact that we're out of disk space. So, we insert the work item UID anyway, knowing that it'll cause
//the work item to fail. In fact, that's why we're doing it.
result.SetError(DicomStatuses.StorageStorageOutOfResources, string.Format("Import failed, disk space usage exceeded"));
InsertFailedWorkItemUid(workItem, message, result);
_context.FatalError = true;
AuditFailure(result);
return result;
}
Process(message, fileImportBehaviour, workItem, result);
if (result.DicomStatus != DicomStatuses.Success)
{
if (result.RetrySuggested)
{
Platform.Log(LogLevel.Warn,
"Failure importing file with retry suggested, retrying Import of file: {0}",
sopInstanceUid);
Process(message, fileImportBehaviour, workItem, result);
}
}
if (result.DicomStatus != DicomStatuses.Success)
{
//The input to this method is a VALID DICOM file, and we know we should have stored it if it weren't for
//the fact that we're out of disk space. So, we insert the work item UID anyway, knowing that it'll cause
//the work item to fail. In fact, that's why we're doing it.
InsertFailedWorkItemUid(workItem, message, result);
AuditFailure(result);
}
return result;
}
/// <summary> /// Abstract method for creating a <see cref="ProcessStudyRequest"/> object for the given DICOM message. /// </summary> /// <param name="message"></param> /// <returns></returns> public abstract ProcessStudyRequest CreateRequest(DicomMessageBase message);
public XSopDataSource(DicomMessageBase sourceMessage) : base(sourceMessage)
{
}
private DicomProcessingResult HandleDuplicateFile(string sopInstanceUid, StudyStorageLocation studyLocation, ServerCommandProcessor commandProcessor, DicomMessageBase message, string sourceFilename, StudyProcessWorkQueueData data)
{
Study study = studyLocation.Study ??
studyLocation.LoadStudy(ServerExecutionContext.Current.PersistenceContext);
if (study != null)
{
Platform.Log(LogLevel.Info, "Received duplicate SOP {0} (A#:{1} StudyUid:{2} Patient: {3} ID:{4})",
sopInstanceUid,
study.AccessionNumber, study.StudyInstanceUid,
study.PatientsName, study.PatientId);
}
else
{
Platform.Log(LogLevel.Info,
"Received duplicate SOP {0} (StudyUid:{1}). Existing files haven't been processed.",
sopInstanceUid, studyLocation.StudyInstanceUid);
}
var sopProcessingContext = new SopInstanceProcessorContext(commandProcessor, studyLocation, _context.ContextID,
_context.Request)
{
DuplicateProcessing = _context.DuplicateProcessing
};
DicomProcessingResult result = DuplicateSopProcessorHelper.Process(sopProcessingContext, message, data,
sourceFilename);
return(result);
}
private void PopulateStudy(DicomMessageBase response, IEnumerable <DicomTag> tagList, IStudyData row)
{
DicomDataset dataSet = response.DataSet;
dataSet[DicomTags.RetrieveAeTitle].SetStringValue(Partition.AeTitle);
dataSet[DicomTags.InstanceAvailability].SetStringValue("ONLINE");
var characterSet = GetPreferredCharacterSet();
if (!string.IsNullOrEmpty(characterSet))
{
dataSet[DicomTags.SpecificCharacterSet].SetStringValue(characterSet);
dataSet.SpecificCharacterSet = characterSet;
}
foreach (DicomTag tag in tagList)
{
try
{
switch (tag.TagValue)
{
case DicomTags.StudyInstanceUid:
dataSet[DicomTags.StudyInstanceUid].SetStringValue(row.StudyUid);
break;
case DicomTags.PatientsName:
dataSet[DicomTags.PatientsName].SetStringValue(row.PatientName);
break;
case DicomTags.PatientId:
dataSet[DicomTags.PatientId].SetStringValue(row.PatientId);
break;
case DicomTags.PatientsBirthDate:
dataSet[DicomTags.PatientsBirthDate].SetDateTime(0, row.PatientBirthday);
break;
case DicomTags.PatientsAge:
dataSet[DicomTags.PatientsAge].SetStringValue(row.PatientAge);
break;
case DicomTags.PatientsSex:
dataSet[DicomTags.PatientsSex].SetStringValue(row.PatientSex);
break;
case DicomTags.StudyDate:
dataSet[DicomTags.StudyDate].SetDateTime(0, row.StudyDate);
break;
case DicomTags.StudyTime:
dataSet[DicomTags.StudyTime].SetDateTime(0, row.StudyTime);
break;
case DicomTags.AccessionNumber:
dataSet[DicomTags.AccessionNumber].SetStringValue(row.AccessionNumber);
break;
case DicomTags.StudyId:
dataSet[DicomTags.StudyId].SetStringValue(row.StudyId);
break;
case DicomTags.StudyDescription:
dataSet[DicomTags.StudyDescription].SetStringValue(row.StudyDescription);
break;
case DicomTags.ReferringPhysiciansName:
dataSet[DicomTags.ReferringPhysiciansName].SetStringValue(row.RefPhysician);
break;
case DicomTags.NumberOfStudyRelatedSeries:
dataSet[DicomTags.NumberOfStudyRelatedSeries].AppendInt32(row.NumberOfRelatedSeries);
break;
case DicomTags.NumberOfStudyRelatedInstances:
dataSet[DicomTags.NumberOfStudyRelatedInstances].AppendInt32(
row.NumberOfRelatedImage);
break;
case DicomTags.ModalitiesInStudy:
//LoadModalitiesInStudy(read, response, row.Key);
break;
case DicomTags.QueryRetrieveLevel:
dataSet[DicomTags.QueryRetrieveLevel].SetStringValue("STUDY");
break;
// Meta tags that should have not been in the RQ, but we've already set
case DicomTags.RetrieveAeTitle:
case DicomTags.InstanceAvailability:
case DicomTags.SpecificCharacterSet:
break;
default:
if (!tag.IsPrivate)
{
dataSet[tag].SetNullValue();
}
break;
}
}
catch (Exception e)
{
Log.Logger.Warn("Unexpected error setting tag {0} in C-FIND-RSP",
dataSet[tag].Tag.ToString());
if (!tag.IsPrivate)
{
dataSet[tag].SetNullValue();
}
}
}
}
public UpdateWorkQueueCommand(DicomMessageBase message,
StudyStorageLocation location,
bool duplicate)
: this(message, location, duplicate, null, null)
{
}
/// <summary>
/// Constructs a new <see cref="DicomMessageSopDataSource"/>.
/// </summary>
/// <param name="sourceMessage">The source <see cref="DicomMessageBase"/> which provides all the SOP instance data.</param>
protected DicomMessageSopDataSource(DicomMessageBase sourceMessage)
{
_dummy = new DicomAttributeCollection();
SetSourceMessage(sourceMessage);
}
public ServerFilesystemInfo SelectFilesystem(DicomMessageBase msg)
{
return(SelectFilesystem());
}
/// <summary>
/// Inserts a <see cref="DicomMessageBase"/> into the set.
/// </summary>
/// <param name="message"></param>
public void InsertFile(DicomMessageBase message)
{
StudyInfo.Add(message);
}
private static ReconcileStudyQueueDescription GetQueueEntryDescription(StudyStorageLocation existingStorage, DicomMessageBase file)
{
ReconcileStudyQueueDescription desc = new ReconcileStudyQueueDescription
{
ExistingPatientId = existingStorage.Study.PatientId,
ExistingPatientName = existingStorage.Study.PatientsName,
ExistingAccessionNumber = existingStorage.Study.AccessionNumber,
ConflictingPatientName =
file.DataSet[DicomTags.PatientsName].GetString(0, String.Empty),
ConflictingPatientId =
file.DataSet[DicomTags.PatientId].GetString(0, String.Empty),
ConflictingAccessionNumber =
file.DataSet[DicomTags.AccessionNumber].GetString(0, String.Empty)
};
return(desc);
}
private static IList <StudyHistory> FindReconcileHistories(StudyStorageLocation storageLocation, DicomMessageBase file)
{
ImageSetDescriptor fileDesc = new ImageSetDescriptor(file.DataSet);
List <StudyHistory> studyHistoryList = new List <StudyHistory>(
ServerHelper.FindStudyHistories(storageLocation.StudyStorage,
new[] { StudyHistoryTypeEnum.StudyReconciled }));
IList <StudyHistory> reconcileHistories = studyHistoryList.FindAll(
delegate(StudyHistory item)
{
ImageSetDescriptor desc = XmlUtils.Deserialize <ImageSetDescriptor>(item.StudyData.DocumentElement);
return(desc.Equals(fileDesc));
});
if (reconcileHistories.Count == 0)
{
// no history found in cache... reload the list and search again one more time
studyHistoryList = new List <StudyHistory>(
ServerHelper.FindStudyHistories(storageLocation.StudyStorage,
new[] { StudyHistoryTypeEnum.StudyReconciled }));
reconcileHistories = studyHistoryList.FindAll(
delegate(StudyHistory item)
{
ImageSetDescriptor desc = XmlUtils.Deserialize <ImageSetDescriptor>(item.StudyData.DocumentElement);
return(desc.Equals(fileDesc));
});
}
return(reconcileHistories);
}
private void Process(DicomMessageBase message, FileImportBehaviourEnum fileImportBehaviour, WorkItem workItem, DicomProcessingResult result)
{
result.Initialize();
// Use the command processor for rollback capabilities.
using (var commandProcessor = new ViewerCommandProcessor(String.Format("Processing Sop Instance {0}", result.SopInstanceUid)))
{
try
{
var studyLocation = new StudyLocation(result.StudyInstanceUid);
String destinationFile = studyLocation.GetSopInstancePath(result.SeriesInstanceUid, result.SopInstanceUid);
DicomFile file = ConvertToDicomFile(message, destinationFile, _context.SourceAE);
// Create the Study Folder, if need be
commandProcessor.AddCommand(new CreateDirectoryCommand(studyLocation.StudyFolder));
bool duplicateFile = false;
string dupName = null;
if (File.Exists(destinationFile))
{
// TODO (CR Jun 2012): Shouldn't the commands themselves make this decision at the time
// the file is being saved? Otherwise, what happens if the same SOP were being saved 2x simultaneously.
// I know the odds are low, but just pointing it out.
duplicateFile = true;
dupName = Guid.NewGuid().ToString() + ".dcm";
destinationFile = Path.Combine(Path.GetDirectoryName(destinationFile), dupName);
}
if (fileImportBehaviour == FileImportBehaviourEnum.Move)
{
commandProcessor.AddCommand(new RenameFileCommand(file.Filename, destinationFile, true));
}
else if (fileImportBehaviour == FileImportBehaviourEnum.Copy)
{
commandProcessor.AddCommand(new CopyFileCommand(file.Filename, destinationFile, true));
}
else if (fileImportBehaviour == FileImportBehaviourEnum.Save)
{
commandProcessor.AddCommand(new SaveDicomFileCommand(destinationFile, file, true));
}
var insertWorkItemCommand = CreateWorkItemCommand(workItem, result, file, duplicateFile, dupName);
commandProcessor.AddCommand(insertWorkItemCommand);
if (commandProcessor.Execute())
{
result.DicomStatus = DicomStatuses.Success;
IncrementTotalFiles(insertWorkItemCommand, result.StudyInstanceUid);
}
else
{
if (commandProcessor.FailureException is ChangeConflictException
|| commandProcessor.FailureException is SqlCeLockTimeoutException)
result.RetrySuggested = true; // Change conflict or lock timeout may work if we just retry
Platform.Log(LogLevel.Warn, "Failure Importing file: {0}", file.Filename);
string failureMessage = String.Format(
"Failure processing message: {0}. Sending failure status.",
commandProcessor.FailureReason);
result.SetError(DicomStatuses.ProcessingFailure, failureMessage);
// processor already rolled back
}
}
catch (Exception e)
{
Platform.Log(LogLevel.Error, e, "Unexpected exception when {0}. Rolling back operation.", commandProcessor.Description);
commandProcessor.Rollback();
result.SetError(result.DicomStatus ?? DicomStatuses.ProcessingFailure, e.Message);
}
}
}
private InsertWorkItemCommand CreateWorkItemCommand(WorkItem workItem, DicomProcessingResult result, DicomMessageBase file, bool duplicateFile, string duplicateFileName)
{
InsertWorkItemCommand insertWorkItemCommand;
if (duplicateFile)
{
insertWorkItemCommand = workItem != null
? new InsertWorkItemCommand(workItem, result.StudyInstanceUid,
result.SeriesInstanceUid, result.SopInstanceUid,
duplicateFileName)
: new InsertWorkItemCommand(_context.CreateRequest(file),
_context.CreateProgress(), result.StudyInstanceUid,
result.SeriesInstanceUid, result.SopInstanceUid,
duplicateFileName);
}
else
{
insertWorkItemCommand = workItem != null
? new InsertWorkItemCommand(workItem, result.StudyInstanceUid,
result.SeriesInstanceUid, result.SopInstanceUid)
: new InsertWorkItemCommand(_context.CreateRequest(file),
_context.CreateProgress(), result.StudyInstanceUid,
result.SeriesInstanceUid, result.SopInstanceUid);
}
insertWorkItemCommand.ExpirationDelaySeconds = _context.ExpirationDelaySeconds;
return insertWorkItemCommand;
}
private void SetSourceMessage(DicomMessageBase sourceMessage)
{
_sourceMessage = sourceMessage;
_loaded = !_sourceMessage.DataSet.IsEmpty();
}
private void PopulatePatient(DicomMessageBase response, IEnumerable <DicomTag> tagList, IPatientData row)
{
DicomDataset dataSet = response.DataSet;
dataSet[DicomTags.RetrieveAeTitle].SetStringValue(Partition.AeTitle);
var characterSet = GetPreferredCharacterSet();
if (!string.IsNullOrEmpty(characterSet))
{
dataSet[DicomTags.SpecificCharacterSet].SetStringValue(characterSet);
dataSet.SpecificCharacterSet = characterSet;
}
IList <IStudyData> relatedStudies = row.LoadRelatedStudies();
IStudyData studyData = null;
if (relatedStudies.Count > 0)
{
studyData = relatedStudies.First();
}
foreach (DicomTag tag in tagList)
{
try
{
switch (tag.TagValue)
{
case DicomTags.PatientsName:
dataSet[DicomTags.PatientsName].SetStringValue(row.PatientName);
break;
case DicomTags.PatientId:
dataSet[DicomTags.PatientId].SetStringValue(row.PatientId);
break;
case DicomTags.IssuerOfPatientId:
dataSet[DicomTags.IssuerOfPatientId].SetStringValue(row.IssuerOfPatientId);
break;
case DicomTags.NumberOfPatientRelatedStudies:
dataSet[DicomTags.NumberOfPatientRelatedStudies].AppendInt32(row.NumberOfRelatedStudies);
break;
case DicomTags.NumberOfPatientRelatedSeries:
dataSet[DicomTags.NumberOfPatientRelatedSeries].AppendInt32(row.NumberOfRelatedSeries);
break;
case DicomTags.NumberOfPatientRelatedInstances:
dataSet[DicomTags.NumberOfPatientRelatedInstances].AppendInt32(
row.NumberOfRelatedInstances);
break;
case DicomTags.QueryRetrieveLevel:
dataSet[DicomTags.QueryRetrieveLevel].SetStringValue("PATIENT");
break;
case DicomTags.PatientsSex:
if (studyData == null)
{
dataSet[DicomTags.PatientsSex].SetNullValue();
}
else
{
dataSet[DicomTags.PatientsSex].SetStringValue(studyData.PatientSex);
}
break;
case DicomTags.PatientsBirthDate:
if (studyData == null)
{
dataSet[DicomTags.PatientsBirthDate].SetNullValue();
}
else
{
dataSet[DicomTags.PatientsBirthDate].SetDateTime(0, studyData.PatientBirthday);
}
break;
// Meta tags that should have not been in the RQ, but we've already set
case DicomTags.RetrieveAeTitle:
case DicomTags.InstanceAvailability:
case DicomTags.SpecificCharacterSet:
break;
default:
if (!tag.IsPrivate)
{
dataSet[tag].SetNullValue();
}
break;
}
}
catch (Exception e)
{
Log.Logger.Error(e, "Unexpected error setting tag {0} in C-FIND-RSP", dataSet[tag].Tag.ToString());
if (!tag.IsPrivate)
{
dataSet[tag].SetNullValue();
}
}
}
}
/// <summary>
/// Imports the specified <see cref="DicomMessageBase"/> object into the system.
/// The object will be inserted into the <see cref="WorkQueue"/> for processing and
/// if it's a duplicate, proper checks will be done and depending on the policy, it will be
/// ignored, rejected or inserted into the <see cref="StudyIntegrityQueue"/> for manual intervention.
/// </summary>
/// <param name="message">The DICOM object to be imported.</param>
/// <returns>An instance of <see cref="DicomProcessingResult"/> that describes the result of the processing.</returns>
/// <exception cref="DicomDataException">Thrown when the DICOM object contains invalid data</exception>
public DicomProcessingResult Import(DicomMessageBase message)
{
Platform.CheckForNullReference(message, "message");
String studyInstanceUid = message.DataSet[DicomTags.StudyInstanceUid].GetString(0, string.Empty);
String seriesInstanceUid = message.DataSet[DicomTags.SeriesInstanceUid].GetString(0, string.Empty);
String sopInstanceUid = message.DataSet[DicomTags.SopInstanceUid].GetString(0, string.Empty);
String accessionNumber = message.DataSet[DicomTags.AccessionNumber].GetString(0, string.Empty);
String patientsName = message.DataSet[DicomTags.PatientsName].GetString(0, string.Empty);
DicomFile file = null;
// Scrub the name for invalid characters.
string newName = XmlUtils.XmlCharacterScrub(patientsName);
if (!newName.Equals(patientsName))
{
message.DataSet[DicomTags.PatientsName].SetStringValue(newName);
}
var result = new DicomProcessingResult
{
Successful = true,
StudyInstanceUid = studyInstanceUid,
SeriesInstanceUid = seriesInstanceUid,
SopInstanceUid = sopInstanceUid,
AccessionNumber = accessionNumber
};
try
{
Validate(message);
}
catch (DicomDataException e)
{
result.SetError(DicomStatuses.ProcessingFailure, e.Message);
return(result);
}
// Use the command processor for rollback capabilities.
using (var commandProcessor = new ServerCommandProcessor(String.Format("Processing Sop Instance {0}", sopInstanceUid)))
{
try
{
string failureMessage;
StudyStorageLocation studyLocation = GetWritableOnlineStorage(message);
// GetWritableOnlineStorage should throw an exception if the study location cannot be found.
Platform.CheckForNullReference(studyLocation, "studyLocation");
if (!studyLocation.QueueStudyStateEnum.Equals(QueueStudyStateEnum.Idle) &&
(!studyLocation.QueueStudyStateEnum.Equals(QueueStudyStateEnum.ProcessingScheduled)))
{
failureMessage = String.Format("Study {0} on partition {1} is being processed: {2}, can't accept new images.",
studyLocation.StudyInstanceUid, _context.Partition.Description, studyLocation.QueueStudyStateEnum.Description);
result.SetError(DicomStatuses.StorageStorageOutOfResources, failureMessage);
return(result);
}
if (studyLocation.StudyStatusEnum.Equals(StudyStatusEnum.OnlineLossy))
{
if (studyLocation.IsLatestArchiveLossless)
{
result.DicomStatus = DicomStatuses.StorageStorageOutOfResources;
failureMessage = String.Format("Study {0} on partition {1} can't accept new images due to lossy compression of the study. Restoring study.",
studyLocation.StudyInstanceUid, _context.Partition.Description);
Platform.Log(LogLevel.Error, failureMessage);
if (ServerHelper.InsertRestoreRequest(studyLocation) == null)
{
Platform.Log(LogLevel.Warn, "Unable to insert Restore Request for Study");
}
result.SetError(DicomStatuses.StorageStorageOutOfResources, failureMessage);
result.RestoreRequested = true;
return(result);
}
}
String path = studyLocation.FilesystemPath;
const string extension = null;
String finalDest = studyLocation.GetSopInstancePath(seriesInstanceUid, sopInstanceUid);
file = ConvertToDicomFile(message, finalDest, _context.SourceAE);
if (HasUnprocessedCopy(studyLocation.Key, seriesInstanceUid, sopInstanceUid))
{
var accept = false;
// This is a special case: #10569
// Allow user to revive an orphaned study by reprocessing the files found in the filesystem
if (File.Exists(finalDest))
{
accept = DuplicatePolicy.IsParitionDuplicatePolicyOverridden(studyLocation);
}
if (!accept)
{
failureMessage = string.Format("Another copy of the SOP Instance was received but has not been processed: {0}", sopInstanceUid);
result.SetError(DicomStatuses.DuplicateSOPInstance, failureMessage);
return(result);
}
}
if (File.Exists(finalDest))
{
result = HandleDuplicate(sopInstanceUid, studyLocation, commandProcessor, file);
if (!result.Successful)
{
return(result);
}
}
else
{
HandleNonDuplicate(seriesInstanceUid, sopInstanceUid, studyLocation, commandProcessor, file, path, false, extension);
}
if (commandProcessor.Execute())
{
result.DicomStatus = DicomStatuses.Success;
}
else
{
failureMessage =
String.Format("Failure processing message: {0}. Sending failure status.",
commandProcessor.FailureReason);
result.SetError(DicomStatuses.ProcessingFailure, failureMessage);
// processor already rolled back
return(result);
}
}
catch (NoWritableFilesystemException)
{
String failureMessage = String.Format("Unable to process image, no writable filesystem found for Study UID {0}.", sopInstanceUid);
commandProcessor.Rollback();
result.SetError(DicomStatuses.StorageStorageOutOfResources, failureMessage);
}
catch (StudyIsNearlineException e)
{
String failureMessage = e.RestoreRequested
? String.Format("{0}. Restore has been requested.", e.Message)
: e.Message;
Platform.Log(LogLevel.Error, failureMessage);
commandProcessor.Rollback();
result.SetError(DicomStatuses.ProcessingFailure, failureMessage);
}
catch (FilesystemNotWritableException)
{
commandProcessor.Rollback();
string folder;
if (!FilesystemMonitor.Instance.GetWriteableIncomingFolder(_context.Partition, out folder))
{
String failureMessage =
String.Format("Unable to process image, study storage location is missing or not writeable: {0}.", sopInstanceUid);
result.SetError(DicomStatuses.StorageStorageOutOfResources, failureMessage);
return(result);
}
if (file == null)
{
file = ConvertToDicomFile(message, string.Empty, _context.SourceAE);
}
if (!SaveToFolder(folder, sopInstanceUid, studyInstanceUid, file))
{
String failureMessage =
String.Format("Study storage location not writeable and no writeable incoming folder: {0}.", sopInstanceUid);
result.SetError(DicomStatuses.StorageStorageOutOfResources, failureMessage);
return(result);
}
Platform.Log(LogLevel.Info, "Saved existing SOP without writeable storage location to {0} folder: {1}",
FilesystemMonitor.ImportDirectorySuffix, sopInstanceUid);
result.DicomStatus = DicomStatuses.Success;
return(result);
}
catch (Exception e)
{
Platform.Log(LogLevel.Error, e, "Unexpected exception when {0}. Rolling back operation.", commandProcessor.Description);
commandProcessor.Rollback();
result.SetError(result.DicomStatus ?? DicomStatuses.ProcessingFailure, e.Message);
}
}
return(result);
}
private void PopulateSeries(DicomMessageBase request, DicomMessageBase response, IEnumerable <DicomTag> tagList,
ISeriesData row)
{
DicomDataset dataSet = response.DataSet;
dataSet[DicomTags.RetrieveAeTitle].SetStringValue(Partition.AeTitle);
dataSet[DicomTags.InstanceAvailability].SetStringValue("ONLINE");
var characterSet = GetPreferredCharacterSet();
if (!string.IsNullOrEmpty(characterSet))
{
dataSet[DicomTags.SpecificCharacterSet].SetStringValue(characterSet);
dataSet.SpecificCharacterSet = characterSet;
}
foreach (DicomTag tag in tagList)
{
try
{
switch (tag.TagValue)
{
case DicomTags.PatientId:
dataSet[DicomTags.PatientId].SetStringValue(request.DataSet[DicomTags.PatientId].ToString());
break;
case DicomTags.StudyInstanceUid:
dataSet[DicomTags.StudyInstanceUid].SetStringValue(
request.DataSet[DicomTags.StudyInstanceUid].ToString());
break;
case DicomTags.SeriesInstanceUid:
dataSet[DicomTags.SeriesInstanceUid].SetStringValue(row.SeriesUid);
break;
case DicomTags.Modality:
dataSet[DicomTags.Modality].SetStringValue(row.Modality);
break;
case DicomTags.SeriesNumber:
dataSet[DicomTags.SeriesNumber].SetStringValue(row.SeriesNumber);
break;
case DicomTags.SeriesDescription:
dataSet[DicomTags.SeriesDescription].SetStringValue(row.SeriesDescription);
break;
case DicomTags.PerformedProcedureStepStartDate:
dataSet[DicomTags.PerformedProcedureStepStartDate].SetDateTime(0,
row.PerformedProcedureStepStartDate);
break;
case DicomTags.PerformedProcedureStepStartTime:
dataSet[DicomTags.PerformedProcedureStepStartTime].SetDateTime(0,
row.PerformedProcedureStepStartTime);
break;
case DicomTags.NumberOfSeriesRelatedInstances:
dataSet[DicomTags.NumberOfSeriesRelatedInstances].AppendInt32(row.NumberOfRelatedImage);
break;
case DicomTags.RequestAttributesSequence:
//LoadRequestAttributes(read, response, row);
break;
case DicomTags.QueryRetrieveLevel:
dataSet[DicomTags.QueryRetrieveLevel].SetStringValue("SERIES");
break;
// Meta tags that should have not been in the RQ, but we've already set
case DicomTags.RetrieveAeTitle:
case DicomTags.InstanceAvailability:
case DicomTags.SpecificCharacterSet:
break;
default:
if (!tag.IsPrivate)
{
dataSet[tag].SetNullValue();
}
break;
}
}
catch (Exception e)
{
Log.Logger.Warn("Unexpected error setting tag {0} in C-FIND-RSP",
dataSet[tag].Tag.ToString());
if (!tag.IsPrivate)
{
dataSet[tag].SetNullValue();
}
}
}
}
private static void Validate(DicomMessageBase message)
{
DicomSopInstanceValidator validator = new DicomSopInstanceValidator();
validator.Validate(message);
}
/// <summary>
/// Populate the data from a <see cref="Study"/> entity into a DICOM C-FIND-RSP message.
/// </summary>
/// <param name="read">The connection to use to read the values.</param>
/// <param name="response"></param>
/// <param name="tagList"></param>
/// <param name="row">The <see cref="Study"/> table to populate the response from.</param>
/// <param name="availability">Instance availability string.</param>
private void PopulateStudy(IPersistenceContext read, DicomMessageBase response, IEnumerable <uint> tagList, Study row, string availability)
{
DicomAttributeCollection dataSet = response.DataSet;
dataSet[DicomTags.RetrieveAeTitle].SetStringValue(ServerPartitionMonitor.Instance.FindPartition(row.ServerPartitionKey).AeTitle);
dataSet[DicomTags.InstanceAvailability].SetStringValue(availability);
if (false == String.IsNullOrEmpty(row.SpecificCharacterSet))
{
dataSet[DicomTags.SpecificCharacterSet].SetStringValue(row.SpecificCharacterSet);
dataSet.SpecificCharacterSet = row.SpecificCharacterSet; // this will ensure the data is encoded using the specified character set
}
foreach (uint tag in tagList)
{
try
{
switch (tag)
{
case DicomTags.StudyInstanceUid:
dataSet[DicomTags.StudyInstanceUid].SetStringValue(row.StudyInstanceUid);
break;
case DicomTags.PatientsName:
dataSet[DicomTags.PatientsName].SetStringValue(row.PatientsName);
break;
case DicomTags.PatientId:
dataSet[DicomTags.PatientId].SetStringValue(row.PatientId);
break;
case DicomTags.PatientsBirthDate:
dataSet[DicomTags.PatientsBirthDate].SetStringValue(row.PatientsBirthDate);
break;
case DicomTags.PatientsAge:
dataSet[DicomTags.PatientsAge].SetStringValue(row.PatientsAge);
break;
case DicomTags.PatientsSex:
dataSet[DicomTags.PatientsSex].SetStringValue(row.PatientsSex);
break;
case DicomTags.StudyDate:
dataSet[DicomTags.StudyDate].SetStringValue(row.StudyDate);
break;
case DicomTags.StudyTime:
dataSet[DicomTags.StudyTime].SetStringValue(row.StudyTime);
break;
case DicomTags.AccessionNumber:
dataSet[DicomTags.AccessionNumber].SetStringValue(row.AccessionNumber);
break;
case DicomTags.StudyId:
dataSet[DicomTags.StudyId].SetStringValue(row.StudyId);
break;
case DicomTags.StudyDescription:
dataSet[DicomTags.StudyDescription].SetStringValue(row.StudyDescription);
break;
case DicomTags.ReferringPhysiciansName:
dataSet[DicomTags.ReferringPhysiciansName].SetStringValue(row.ReferringPhysiciansName);
break;
case DicomTags.NumberOfStudyRelatedSeries:
dataSet[DicomTags.NumberOfStudyRelatedSeries].AppendInt32(row.NumberOfStudyRelatedSeries);
break;
case DicomTags.NumberOfStudyRelatedInstances:
dataSet[DicomTags.NumberOfStudyRelatedInstances].AppendInt32(
row.NumberOfStudyRelatedInstances);
break;
case DicomTags.ModalitiesInStudy:
LoadModalitiesInStudy(read, response, row.Key);
break;
case DicomTags.QueryRetrieveLevel:
dataSet[DicomTags.QueryRetrieveLevel].SetStringValue("STUDY");
break;
default:
dataSet[tag].SetNullValue();
break;
// Meta tags that should have not been in the RQ, but we've already set
case DicomTags.RetrieveAeTitle:
case DicomTags.InstanceAvailability:
case DicomTags.SpecificCharacterSet:
break;
}
}
catch (Exception e)
{
Platform.Log(LogLevel.Warn, e, "Unexpected error setting tag {0} in C-FIND-RSP",
dataSet[tag].Tag.ToString());
dataSet[tag].SetNullValue();
}
}
}
private void HandleNonDuplicateFile(string seriesInstanceUid, string sopInstanceUid, StudyStorageLocation studyLocation, ServerCommandProcessor commandProcessor, DicomMessageBase message, string sourcePath, string path, bool dupImage, StudyProcessWorkQueueData data)
{
commandProcessor.AddCommand(new CreateDirectoryCommand(path));
path = Path.Combine(path, studyLocation.PartitionFolder);
commandProcessor.AddCommand(new CreateDirectoryCommand(path));
path = Path.Combine(path, studyLocation.StudyFolder);
commandProcessor.AddCommand(new CreateDirectoryCommand(path));
path = Path.Combine(path, studyLocation.StudyInstanceUid);
commandProcessor.AddCommand(new CreateDirectoryCommand(path));
path = Path.Combine(path, seriesInstanceUid);
commandProcessor.AddCommand(new CreateDirectoryCommand(path));
path = Path.Combine(path, sopInstanceUid);
path += ServerPlatform.DicomFileExtension;
commandProcessor.AddCommand(new RenameFileCommand(sourcePath, path, true));
WorkQueueUidData uidData = null;
if (_context.Request != null && !string.IsNullOrEmpty(_context.Request.OperationToken))
{
uidData = new WorkQueueUidData
{
OperationToken = _context.Request.OperationToken
};
}
commandProcessor.AddCommand(
new UpdateWorkQueueCommand(message, studyLocation, dupImage, data, uidData, _context.Request, _context.Priority));
#region SPECIAL CODE FOR TESTING
if (Diagnostics.Settings.SimulateFileCorruption)
{
commandProcessor.AddCommand(new CorruptDicomFileCommand(path));
}
#endregion
}