protected override int OnStart(StudyLoaderArgs studyLoaderArgs)
{
_sops = null;
EventResult result = EventResult.Success;
var loadedInstances = new AuditedInstances();
try
{
using (var context = new DataAccessContext())
{
IStudy study = context.GetStudyBroker().GetStudy(studyLoaderArgs.StudyInstanceUid);
if (study == null)
{
result = EventResult.MajorFailure;
loadedInstances.AddInstance(studyLoaderArgs.StudyInstanceUid);
throw new NotFoundLoadStudyException(studyLoaderArgs.StudyInstanceUid);
}
loadedInstances.AddInstance(study.PatientId, study.PatientsName, study.StudyInstanceUid);
_sops = study.GetSopInstances().GetEnumerator();
return study.NumberOfStudyRelatedInstances;
}
}
finally
{
AuditHelper.LogOpenStudies(new[] { AuditHelper.LocalAETitle }, loadedInstances, EventSource.CurrentUser, result);
}
}
private bool Initialize()
{
_synchronizationContext = SynchronizationContext.Current;
_exportedInstances = new AuditedInstances();
_canceled = false;
_overwrite = false;
if (Anonymize)
{
ExportComponent component = new ExportComponent();
component.OutputPath = OutputPath;
if (DialogBoxAction.Ok != DesktopWindow.ShowDialogBox(component, SR.Export))
return false;
OutputPath = component.OutputPath;
StudyData studyData = new StudyData
{
PatientId = component.PatientId,
PatientsNameRaw = component.PatientsName,
PatientsBirthDate = component.PatientsDateOfBirth,
StudyId = component.StudyId,
StudyDescription = component.StudyDescription,
AccessionNumber = component.AccessionNumber,
StudyDate = component.StudyDate
};
_anonymizer = new DicomAnonymizer();
_anonymizer.ValidationOptions = ValidationOptions.RelaxAllChecks;
_anonymizer.StudyDataPrototype = studyData;
}
else
{
SelectFolderDialogCreationArgs args = new SelectFolderDialogCreationArgs();
args.Prompt = SR.MessageSelectOutputLocation;
args.Path = OutputPath;
FileDialogResult result = DesktopWindow.ShowSelectFolderDialogBox(args);
if (result.Action != DialogBoxAction.Ok)
return false;
OutputPath = result.FileName;
}
return true;
}
protected override int OnStart(StudyLoaderArgs studyLoaderArgs)
{
var ae = studyLoaderArgs.Server as IDicomServiceNode;
_ae = ae;
EventResult result = EventResult.Success;
AuditedInstances loadedInstances = new AuditedInstances();
try
{
ServerPartition partition = ServerPartitionMonitor.Instance.GetPartition(_ae.AETitle);
if (!partition.Enabled)
throw new OfflineLoadStudyException(studyLoaderArgs.StudyInstanceUid);
FilesystemMonitor.Instance.GetReadableStudyStorageLocation(partition.Key,
studyLoaderArgs.StudyInstanceUid,
StudyRestore.False,
StudyCache.True,
out _location);
StudyXml studyXml = _location.LoadStudyXml();
_instances = GetInstances(studyXml).GetEnumerator();
loadedInstances.AddInstance(studyXml.PatientId, studyXml.PatientsName, studyXml.StudyInstanceUid);
return studyXml.NumberOfStudyRelatedInstances;
}
catch (StudyIsNearlineException e)
{
throw new NearlineLoadStudyException(studyLoaderArgs.StudyInstanceUid, e);
}
finally
{
AuditHelper.LogOpenStudies(new[] {ae.AETitle}, loadedInstances, EventSource.CurrentUser, result);
}
}
public void RetrieveStudy(IDicomServiceNode remoteAEInfo, IStudyRootData study)
{
EventResult result = EventResult.Success;
try
{
var request = new DicomRetrieveStudyRequest
{
ServerName = remoteAEInfo.Name,
Study = new WorkItemStudy(study),
Patient = new WorkItemPatient(study)
};
// TODO (CR Jul 2012): The service itself has logic like this already, so this should probably be there, too.
// Then, we could also get rid of this GetMatching... method.
var data = GetMatchingActiveWorkItem(request);
if (data != null)
{
var existingRequest = data.Request as DicomRetrieveStudyRequest;
if (existingRequest != null && remoteAEInfo.Name == existingRequest.ServerName)
{
Request = data.Request;
return;
}
}
InsertRequest(request, new DicomRetrieveProgress());
}
catch (Exception ex)
{
result = EventResult.MajorFailure;
Exception = ex;
Platform.Log(LogLevel.Error, ex, Common.SR.MessageFailedToSendStudy);
throw;
}
finally
{
var instances = new AuditedInstances();
instances.AddInstance(study.PatientId, study.PatientsName, study.StudyInstanceUid);
AuditHelper.LogBeginReceiveInstances(remoteAEInfo.AETitle, remoteAEInfo.ScpParameters.HostName,
instances, string.IsNullOrEmpty(Request.UserName)
? EventSource.CurrentProcess
: EventSource.CurrentUser, result);
}
}
public void PublishFiles(IDicomServiceNode remoteAEInfo, IStudyRootData study, DeletionBehaviour behaviour, List<string> files)
{
EventResult result = EventResult.Success;
try
{
var request = new PublishFilesRequest
{
DestinationServerName = remoteAEInfo.Name,
Priority = WorkItemPriorityEnum.High,
DeletionBehaviour = behaviour,
Study = new WorkItemStudy(study),
Patient = new WorkItemPatient(study),
FilePaths = files
};
InsertRequest(request, new DicomSendProgress());
}
catch (Exception ex)
{
result = EventResult.MajorFailure;
Exception = ex;
Platform.Log(LogLevel.Error, ex, Common.SR.MessageFailedToSendSops);
throw;
}
finally
{
var instances = new AuditedInstances();
instances.AddInstance(study.PatientId, study.PatientsName, study.StudyInstanceUid);
AuditHelper.LogBeginSendInstances(remoteAEInfo.AETitle, remoteAEInfo.ScpParameters.HostName,
instances,
string.IsNullOrEmpty(Request.UserName)
? EventSource.CurrentProcess
: EventSource.CurrentUser, result);
}
}
public void SendSops(IDicomServiceNode remoteAEInfo, IStudyRootData study, string seriesInstanceUid, string[] sopInstanceUids, WorkItemPriorityEnum priority)
{
EventResult result = EventResult.Success;
try
{
var request = new DicomSendSopRequest
{
DestinationServerName = remoteAEInfo.Name,
SeriesInstanceUid = seriesInstanceUid,
SopInstanceUids = new List<string>(),
Priority = priority,
Study = new WorkItemStudy(study),
Patient = new WorkItemPatient(study)
};
request.SopInstanceUids.AddRange(sopInstanceUids);
InsertRequest(request, new DicomSendProgress());
}
catch (Exception ex)
{
result = EventResult.MajorFailure;
Exception = ex;
Platform.Log(LogLevel.Error, ex, Common.SR.MessageFailedToSendSops);
throw;
}
finally
{
var instances = new AuditedInstances();
instances.AddInstance(study.PatientId, study.PatientsName, study.StudyInstanceUid);
AuditHelper.LogBeginSendInstances(remoteAEInfo.AETitle, remoteAEInfo.ScpParameters.HostName,
instances,
string.IsNullOrEmpty(Request.UserName)
? EventSource.CurrentProcess
: EventSource.CurrentUser, result);
}
}
public void DeleteSeries(IStudyRootData study, List<string> seriesInstanceUids)
{
EventResult result = EventResult.Success;
try
{
var request = new DeleteSeriesRequest
{
Study = new WorkItemStudy(study),
Patient = new WorkItemPatient(study),
SeriesInstanceUids = seriesInstanceUids
};
InsertRequest(request, new DeleteProgress());
}
catch (Exception ex)
{
result = EventResult.MajorFailure;
Exception = ex;
throw;
}
finally
{
var instances = new AuditedInstances();
instances.AddInstance(study.PatientId, study.PatientsName, study.StudyInstanceUid);
AuditHelper.LogDeleteSeries(new List<string> {AuditHelper.LocalAETitle}, instances, EventSource.CurrentUser, result);
}
}
/// <summary>
/// Generates a "Dicom Instances Accessed" update event in the audit log (with ActionCode of Delete), according to DICOM Supplement 95.
/// </summary>
/// <remarks>
/// This method automatically separates different patients into separately logged events, as required by DICOM.
///
/// We chose to impleemnt the DicomInstancesAccessed audit log, as opposed to the DicomStudyDeleted audit message because the whole
/// study isn't being deleted, just a series.
/// </remarks>
/// <param name="aeTitles">The application entities from which the instances were accessed.</param>
/// <param name="instances">The studies that the series belong that are being deleted.</param>
/// <param name="eventSource">The source user or application entity which invoked the operation.</param>
/// <param name="eventResult">The result of the operation.</param>
public static void LogDeleteSeries(IEnumerable <string> aeTitles, AuditedInstances instances, EventSource eventSource, EventResult eventResult)
{
AuditLogHelper.LogDeleteSeries(aeTitles, instances, eventSource, eventResult);
}
protected void LoadImportContext(ServerAssociationParameters association)
{
_importContext = new DicomReceiveImportContext(association.CallingAE, GetRemoteHostName(association), StudyStore.GetConfiguration(), EventSource.CurrentProcess);
// Publish new WorkItems as they're added to the context
lock (_importContext.StudyWorkItemsSyncLock)
{
_importContext.StudyWorkItems.ItemAdded += delegate(object sender, DictionaryEventArgs<string, WorkItem> args)
{
Platform.GetService(
(IWorkItemActivityMonitorService service) =>
service.Publish(new WorkItemPublishRequest
{
Item = WorkItemDataHelper.FromWorkItem(args.Item)
}));
var auditedInstances = new AuditedInstances();
var request = args.Item.Request as DicomReceiveRequest;
if (request != null)
{
auditedInstances.AddInstance(request.Patient.PatientId, request.Patient.PatientsName,
request.Study.StudyInstanceUid);
}
AuditHelper.LogReceivedInstances(
association.CallingAE, GetRemoteHostName(association),
auditedInstances, EventSource.CurrentProcess,
EventResult.Success, EventReceiptAction.ActionUnknown);
};
_importContext.StudyWorkItems.ItemChanged += (sender, args) => Platform.GetService(
(IWorkItemActivityMonitorService service) =>
service.Publish(new WorkItemPublishRequest { Item = WorkItemDataHelper.FromWorkItem(args.Item) }));
}
}
protected void LoadImportContext(ServerAssociationParameters association)
{
_importContext = new DicomReceiveImportContext(association.CallingAE, GetRemoteHostName(association), StudyStore.GetConfiguration(), EventSource.CurrentProcess);
// Publish new WorkItems as they're added to the context
lock (_importContext.StudyWorkItemsSyncLock)
{
_importContext.StudyWorkItems.ItemAdded += (sender, args) =>
{
_importContext.PublishWorkItemActivity(WorkItemDataHelper.FromWorkItem(args.Item));
var auditedInstances = new AuditedInstances();
var request = args.Item.Request as DicomReceiveRequest;
if (request != null)
auditedInstances.AddInstance(request.Patient.PatientId, request.Patient.PatientsName, request.Study.StudyInstanceUid);
AuditHelper.LogReceivedInstances(
association.CallingAE, GetRemoteHostName(association),
auditedInstances, EventSource.CurrentProcess,
EventResult.Success, EventReceiptAction.ActionUnknown);
};
_importContext.StudyWorkItems.ItemChanged += (sender, args) =>
_importContext.PublishWorkItemActivity(WorkItemDataHelper.FromWorkItem(args.Item));
}
}
/// <summary>
/// Generates a "DICOM Instances Transferred" received event in the audit log, according to DICOM Supplement 95.
/// </summary>
/// <remarks>
/// This method automatically separates different patients into separately logged events, as required by DICOM.
/// </remarks>
/// <param name="remoteAETitle">The application entity from which the transfer was completed.</param>
/// <param name="remoteHostName">The hostname of the application entity from which the transfer was completed.</param>
/// <param name="instances">The studies that were transferred.</param>
/// <param name="eventSource">The source user or application entity which invoked the operation.</param>
/// <param name="eventResult">The result of the operation.</param>
/// <param name="action">The action taken on the studies that were transferred.</param>
public static void LogReceivedInstances(string remoteAETitle, string remoteHostName, AuditedInstances instances, EventSource eventSource, EventResult eventResult, EventReceiptAction action)
{
AuditLogHelper.LogReceivedInstances(LocalAETitle, remoteAETitle, remoteHostName, instances, eventSource, eventResult, action);
}
/// <summary>
/// Generates a "Begin Transferring DICOM Instances" receive event in the audit log, according to DICOM Supplement 95.
/// </summary>
/// <remarks>
/// This method automatically separates different patients into separately logged events, as required by DICOM.
/// </remarks>
/// <param name="remoteAETitle">The application entity from which the transfer was started.</param>
/// <param name="remoteHostName">The hostname of the application entity from which the transfer was started.</param>
/// <param name="instances">The studies that were requested for transfer.</param>
/// <param name="eventSource">The source user or application entity which invoked the operation.</param>
/// <param name="eventResult">The result of the operation.</param>
public static void LogBeginReceiveInstances(string remoteAETitle, string remoteHostName, AuditedInstances instances, EventSource eventSource, EventResult eventResult)
{
AuditLogHelper.LogBeginReceiveInstances(LocalAETitle, remoteAETitle, remoteHostName, instances, eventSource, eventResult);
}
protected override int OnStart(StudyLoaderArgs studyLoaderArgs)
{
var serverAe = studyLoaderArgs.Server;
Platform.CheckForNullReference(serverAe, "Server");
Platform.CheckMemberIsSet(serverAe.StreamingParameters, "StreamingParameters");
_serverAe = serverAe;
EventResult result = EventResult.Success;
AuditedInstances loadedInstances = new AuditedInstances();
try
{
StudyXml studyXml = RetrieveStudyXml(studyLoaderArgs);
_instances = GetInstances(studyXml).GetEnumerator();
loadedInstances.AddInstance(studyXml.PatientId, studyXml.PatientsName, studyXml.StudyInstanceUid);
return studyXml.NumberOfStudyRelatedInstances;
}
finally
{
AuditHelper.LogOpenStudies(new string[] { _serverAe.AETitle }, loadedInstances, EventSource.CurrentUser, result);
}
}
private void AuditSendOperation(bool noExceptions)
{
if (noExceptions)
{
var sentInstances = new AuditedInstances();
var failedInstances = new AuditedInstances();
foreach (StorageInstance instance in StorageInstanceList)
{
if (instance.SendStatus.Status == DicomState.Success)
sentInstances.AddInstance(instance.PatientId, instance.PatientsName, instance.StudyInstanceUid);
else
failedInstances.AddInstance(instance.PatientId, instance.PatientsName, instance.StudyInstanceUid);
}
AuditHelper.LogSentInstances(RemoteAE, RemoteHost, sentInstances, EventSource.CurrentProcess,
EventResult.Success);
AuditHelper.LogSentInstances(RemoteAE, RemoteHost, failedInstances, EventSource.CurrentProcess,
EventResult.MinorFailure);
}
else
{
var sentInstances = new AuditedInstances();
foreach (StorageInstance instance in StorageInstanceList)
sentInstances.AddInstance(instance.PatientId, instance.PatientsName, instance.StudyInstanceUid);
AuditHelper.LogSentInstances(RemoteAE, RemoteHost, sentInstances, EventSource.CurrentProcess,
EventResult.MajorFailure);
}
}
public override bool OnReceiveRequest(ClearCanvas.Dicom.Network.DicomServer server,
ServerAssociationParameters association, byte presentationID, DicomMessage message)
{
string studyInstanceUid;
string seriesInstanceUid;
DicomUid sopInstanceUid;
bool ok = message.DataSet[DicomTags.SopInstanceUid].TryGetUid(0, out sopInstanceUid);
if (ok) ok = message.DataSet[DicomTags.SeriesInstanceUid].TryGetString(0, out seriesInstanceUid);
if (ok) ok = message.DataSet[DicomTags.StudyInstanceUid].TryGetString(0, out studyInstanceUid);
if (!ok)
{
Platform.Log(LogLevel.Error, "Unable to retrieve UIDs from request message, sending failure status.");
server.SendCStoreResponse(presentationID, message.MessageId, sopInstanceUid.UID,
DicomStatuses.ProcessingFailure);
return true;
}
if (_importContext == null)
{
_importContext = new DicomReceiveImportContext(association.CallingAE, GetRemoteHostName(association), StudyStore.GetConfiguration(), EventSource.CurrentProcess);
// Publish new WorkItems as they're added to the context
lock (_importContext.StudyWorkItemsSyncLock)
{
_importContext.StudyWorkItems.ItemAdded += delegate(object sender, DictionaryEventArgs<string,WorkItem> args)
{
Platform.GetService(
(IWorkItemActivityMonitorService service) =>
service.Publish(new WorkItemPublishRequest
{
Item =
WorkItemDataHelper
.FromWorkItem(
args.Item)
}));
var auditedInstances = new AuditedInstances();
var request =
args.Item.Request as DicomReceiveRequest;
if (request != null)
{
auditedInstances.AddInstance(request.Patient.PatientId, request.Patient.PatientsName,
request.Study.StudyInstanceUid);
}
AuditHelper.LogReceivedInstances(
association.CallingAE, GetRemoteHostName(association),
auditedInstances, EventSource.CurrentProcess,
EventResult.Success, EventReceiptAction.ActionUnknown);
}
;
_importContext.StudyWorkItems.ItemChanged += (sender, args) => Platform.GetService(
(IWorkItemActivityMonitorService service) =>
service.Publish(new WorkItemPublishRequest {Item = WorkItemDataHelper.FromWorkItem(args.Item)}));
}
}
var importer = new ImportFilesUtility(_importContext);
var result = importer.Import(message,BadFileBehaviourEnum.Ignore, FileImportBehaviourEnum.Save);
if (result.Successful)
{
if (!String.IsNullOrEmpty(result.AccessionNumber))
Platform.Log(LogLevel.Info, "Received SOP Instance {0} from {1} to {2} (A#:{3} StudyUid:{4})",
result.SopInstanceUid, association.CallingAE, association.CalledAE, result.AccessionNumber,
result.StudyInstanceUid);
else
Platform.Log(LogLevel.Info, "Received SOP Instance {0} from {1} to {2} (StudyUid:{3})",
result.SopInstanceUid, association.CallingAE, association.CalledAE,
result.StudyInstanceUid);
server.SendCStoreResponse(presentationID, message.MessageId, message.AffectedSopInstanceUid, result.DicomStatus);
}
else
{
if (result.DicomStatus==DicomStatuses.ProcessingFailure)
Platform.Log(LogLevel.Error, "Failure importing sop: {0}", result.ErrorMessage);
//OnReceiveError(message, result.ErrorMessage, association.CallingAE);
server.SendCStoreResponse(presentationID, message.MessageId, message.AffectedSopInstanceUid,
result.DicomStatus, result.ErrorMessage);
}
return true;
}
public void RetrieveSeries(IDicomServiceNode remoteAEInfo, IStudyRootData study, string[] seriesInstanceUids)
{
EventResult result = EventResult.Success;
try
{
var request = new DicomRetrieveSeriesRequest
{
ServerName = remoteAEInfo.Name,
SeriesInstanceUids = new List<string>(),
Study = new WorkItemStudy(study),
Patient = new WorkItemPatient(study)
};
request.SeriesInstanceUids.AddRange(seriesInstanceUids);
InsertRequest(request, new DicomRetrieveProgress());
}
catch (Exception ex)
{
result = EventResult.MajorFailure;
Exception = ex;
throw;
}
finally
{
var instances = new AuditedInstances();
instances.AddInstance(study.PatientId, study.PatientsName, study.StudyInstanceUid);
AuditHelper.LogBeginReceiveInstances(remoteAEInfo.AETitle, remoteAEInfo.ScpParameters.HostName,
instances, string.IsNullOrEmpty(Request.UserName)
? EventSource.CurrentProcess
: EventSource.CurrentUser, result);
}
}
/// <summary>
/// Generates a "Data Export" event in the audit log, according to DICOM Supplement 95.
/// </summary>
/// <remarks>
/// One audit event is generated for each file system volume to which data is exported.
/// If the audited instances are not on a file system, a single event is generated with an empty media identifier.
/// </remarks>
/// <param name="instances">The files that were exported.</param>
/// <param name="eventSource">The source user or application entity which invoked the operation.</param>
/// <param name="eventResult">The result of the operation.</param>
public static void LogExportStudies(AuditedInstances instances, EventSource eventSource, EventResult eventResult)
{
AuditLogHelper.LogExportStudies(instances, eventSource, EventSource.GetCurrentDicomAE(), eventResult);
}
/// <summary>
/// Generates a "Dicom Study Deleted" event in the audit log, according to DICOM Supplement 95.
/// </summary>
/// <remarks>
/// This method automatically separates different patients into separately logged events, as required by DICOM.
/// </remarks>
/// <param name="aeTitle">The application entity from which the instances were deleted.</param>
/// <param name="instances">The studies that were deleted.</param>
/// <param name="eventSource">The source user or application entity which invoked the operation.</param>
/// <param name="eventResult">The result of the operation.</param>
public static void LogDeleteStudies(string aeTitle, AuditedInstances instances, EventSource eventSource, EventResult eventResult)
{
AuditLogHelper.LogDeleteStudies(aeTitle, instances, eventSource, eventResult);
}
private void Anonymize(IBackgroundTaskContext context)
{
//TODO (Marmot) This probably should be its own WorkItem type and have it done in the background there.
var study = (StudyTableItem) context.UserState;
var anonymizedInstances = new AuditedInstances();
try
{
context.ReportProgress(new BackgroundTaskProgress(0, SR.MessageAnonymizingStudy));
var loader = study.Server.GetService<IStudyLoader>();
int numberOfSops = loader.Start(new StudyLoaderArgs(study.StudyInstanceUid, null));
if (numberOfSops <= 0)
return;
var anonymizer = new DicomAnonymizer {StudyDataPrototype = _component.AnonymizedData};
if (_component.PreserveSeriesData)
{
//The default anonymizer removes the series data, so we just clone the original.
anonymizer.AnonymizeSeriesDataDelegate = original => original.Clone();
}
// Setup the ImportFilesUtility to perform the import
var configuration = DicomServer.GetConfiguration();
// setup auditing information
var result = EventResult.Success;
string patientsSex = null;
for (int i = 0; i < numberOfSops; ++i)
{
using (var sop = loader.LoadNextSop())
{
if (sop != null &&
(_component.KeepReportsAndAttachments || !IsReportOrAttachmentSopClass(sop.SopClassUid)))
{
//preserve the patient sex.
if (patientsSex == null)
anonymizer.StudyDataPrototype.PatientsSex = patientsSex = sop.PatientsSex ?? "";
var localSopDataSource = sop.DataSource as ILocalSopDataSource;
if (localSopDataSource != null)
{
string filename = string.Format("{0}.dcm", i);
DicomFile file = (localSopDataSource).File;
// make sure we anonymize a new instance, not the same instance that the Sop cache holds!!
file = new DicomFile(filename, file.MetaInfo.Copy(), file.DataSet.Copy());
anonymizer.Anonymize(file);
// TODO (CR Jun 2012): Importing each file separately?
Platform.GetService((IPublishFiles w) => w.PublishLocal(new List<DicomFile> {file}));
string studyInstanceUid = file.DataSet[DicomTags.StudyInstanceUid].ToString();
string patientId = file.DataSet[DicomTags.PatientId].ToString();
string patientsName = file.DataSet[DicomTags.PatientsName].ToString();
anonymizedInstances.AddInstance(patientId, patientsName, studyInstanceUid);
var progressPercent = (int)Math.Floor((i + 1) / (float)numberOfSops * 100);
var progressMessage = String.Format(SR.MessageAnonymizingStudy, file.MediaStorageSopInstanceUid);
context.ReportProgress(new BackgroundTaskProgress(progressPercent, progressMessage));
}
}
}
}
AuditHelper.LogCreateInstances(new[]{configuration.AETitle}, anonymizedInstances, EventSource.CurrentUser, result);
context.Complete();
}
catch (Exception e)
{
AuditHelper.LogCreateInstances(new[] { string.Empty }, anonymizedInstances, EventSource.CurrentUser, EventResult.MajorFailure);
context.Error(e);
}
}
protected override int OnStart(StudyLoaderArgs studyLoaderArgs)
{
_sops = null;
EventResult result = EventResult.Success;
var loadedInstances = new AuditedInstances();
try
{
using (var context = new DataAccessContext())
{
if (!studyLoaderArgs.Options.IgnoreInUse)
{
var activeUpdateItems =
context.GetWorkItemBroker().GetWorkItems(WorkItemConcurrency.StudyUpdate,
WorkItemStatusFilter.Active,
studyLoaderArgs.StudyInstanceUid);
var activeDeleteItems =
context.GetWorkItemBroker().GetWorkItems(WorkItemConcurrency.StudyDelete,
WorkItemStatusFilter.Active,
studyLoaderArgs.StudyInstanceUid);
if (activeUpdateItems.Any() || activeDeleteItems.Any())
{
var message = string.Format("There are work items actively modifying the study with UID '{0}'.", studyLoaderArgs.StudyInstanceUid);
throw new InUseLoadStudyException(studyLoaderArgs.StudyInstanceUid, message);
}
}
IStudy study = context.GetStudyBroker().GetStudy(studyLoaderArgs.StudyInstanceUid);
if (study == null)
{
result = EventResult.MajorFailure;
loadedInstances.AddInstance(studyLoaderArgs.StudyInstanceUid);
throw new NotFoundLoadStudyException(studyLoaderArgs.StudyInstanceUid);
}
loadedInstances.AddInstance(study.PatientId, study.PatientsName, study.StudyInstanceUid);
_sops = study.GetSopInstances().GetEnumerator();
return study.NumberOfStudyRelatedInstances;
}
}
finally
{
AuditHelper.LogOpenStudies(new[] { AuditHelper.LocalAETitle }, loadedInstances, EventSource.CurrentUser, result);
}
}