private static bool Filter(HashSet <string> whitelistIfAny, DicomCFindResponse response)
{
var dataset = response.Dataset;
//ignore responses where there are no dataset record being returned
if (dataset == null)
{
return(false);
}
//if there is a whitelist
if (whitelistIfAny != null)
{
//get the response dataset patientId
var patientId = dataset.GetSingleValue <string>(DicomTag.PatientID);
//if the patientId is empty or not on our whitelist
if (patientId == null)
{
return(false);
}
return(whitelistIfAny.Contains(patientId.Trim()));
}
//No WhiteList just add
return(true);
}
public async Task OnCFindRequestAsync_ImmediateSuccess_ShouldRespond()
{
var port = Ports.GetNext();
using (DicomServerFactory.Create <ImmediateSuccessAsyncDicomCFindProvider>(port, logger: _logger.IncludePrefix("DicomServer")))
{
var client = DicomClientFactory.Create("127.0.0.1", port, false, "SCU", "ANY-SCP");
client.Logger = _logger.IncludePrefix(typeof(DicomClient).Name);
DicomCFindResponse response = null;
DicomRequest.OnTimeoutEventArgs timeout = null;
var request = new DicomCFindRequest(DicomQueryRetrieveLevel.Study)
{
OnResponseReceived = (req, res) => response = res,
OnTimeout = (sender, args) => timeout = args
};
await client.AddRequestAsync(request).ConfigureAwait(false);
await client.SendAsync().ConfigureAwait(false);
Assert.NotNull(response);
Assert.Equal(DicomStatus.Success, response.Status);
Assert.Null(timeout);
}
}
public virtual IEnumerable <DicomCFindResponse> OnCFindRequest(DicomCFindRequest request)
{
DicomStatus status = DicomStatus.Success;
IList <DicomDataset> queries;
List <DicomCFindResponse> responses = new List <DicomCFindResponse>();
if (OnZSCFindRequest != null)
{
//此处通过代理来返回在服务端本机进行的操作结果，也就是DICOM协议中说的匹配查询结果
queries = OnZSCFindRequest(request);
if (queries != null)
{
Logger.Info("查询到{0}个数据", queries.Count);
foreach (var item in queries)
{
//对于每一个查询匹配的结果，都需要有一个单独的C-FIND-RSP消息来返回到请求端
//【注】：每次发送的状态都必须是Pending，表明后续还会继续发送查询结果
DicomCFindResponse rsp = new DicomCFindResponse(request, DicomStatus.Pending);
rsp.Dataset = item;
responses.Add(rsp);
}
}
else
{
status = DicomStatus.QueryRetrieveOutOfResources;
}
}
//随后需要发送查询结束的状态，即Success到C-FIND SCU端
responses.Add(new DicomCFindResponse(request, DicomStatus.Success));
//这里貌似是一起将多个response发送出去的？需要后续在研究一下DicomService中的实现代码
//搞清楚具体的发送机制
return(responses);
}
public static void DebugStudyResponse(DicomCFindResponse response)
{
if (response.Status == DicomStatus.Pending)
{
// print the results
Console.WriteLine($"Patient {response.Dataset.Get(DicomTag.PatientName, string.Empty)}, {response.Dataset.Get(DicomTag.ModalitiesInStudy, string.Empty)}");
}
if (response.Status == DicomStatus.Success)
{
Console.WriteLine(response.Status.ToString());
}
}
public static void DebugStudyResponse(DicomCFindResponse response)
{
if (response.Status == DicomStatus.Pending)
{
// print the results
Console.WriteLine($"Patient {response.Dataset.Get<String>(DicomTag.PatientName)}, {response.Dataset.Get<String>(DicomTag.ModalitiesInStudy, -1)}-Study from {response.Dataset.Get<DateTime>(DicomTag.StudyDate)} with UID {response.Dataset.Get<String>(DicomTag.StudyInstanceUID)} ");
}
if (response.Status == DicomStatus.Success)
{
Console.WriteLine(response.Status.ToString());
}
}
public static void DebugStudyResponse(DicomCFindResponse response)
{
if (response.Status == DicomStatus.Pending)
{
// print the results
Console.WriteLine($"Patient {response.Dataset.GetSingleValueOrDefault(DicomTag.PatientName, string.Empty)}, {(response.Dataset.TryGetString(DicomTag.ModalitiesInStudy, out var dummy) ? dummy : string.Empty)}-Study from {response.Dataset.GetSingleValueOrDefault(DicomTag.StudyDate, new DateTime())} with UID {response.Dataset.GetSingleValueOrDefault(DicomTag.StudyInstanceUID, string.Empty)} ");
}
if (response.Status == DicomStatus.Success)
{
Console.WriteLine(response.Status.ToString());
}
}
private void WriteValue(CsvWriter writer, DicomCFindResponse response, DicomTag tag)
{
var val = DicomTypeTranslaterReader.GetCSharpValue(response.Dataset, tag);
if (val == null)
{
writer.WriteField("");
}
else
{
writer.WriteField(DicomTypeTranslater.Flatten(val));
}
}
public IEnumerable <DicomCFindResponse> OnCFindRequest(DicomCFindRequest request)
{
List <DicomCFindResponse> responses = new List <DicomCFindResponse>();
IList <DicomDataset> queryResults = HandleCFindQuery(request);
foreach (DicomDataset item in queryResults)
{
DicomCFindResponse response = new DicomCFindResponse(request, DicomStatus.Pending);
response.Dataset = item;
responses.Add(response);
}
responses.Add(new DicomCFindResponse(request, DicomStatus.Success));
return(responses);
}
private void WriteResult(CsvWriter writer, DicomCFindResponse response)
{
if (!response.HasDataset)
{
return;
}
foreach (var t in _tagsToWrite)
{
WriteValue(writer, response, t);
}
writer.NextRecord();
}
public SeriesQueryOut(DicomCFindResponse response)
{
PropertyInfo[] properties = typeof(SeriesQueryOut).GetProperties();
foreach (var property in properties)
{
// (0010,0010)
string tag = typeof(DicomTag).GetField(property.Name).GetValue(null).ToString();
// DicomTag.PatientName
DicomTag theTag = (DicomTag.Parse(tag));
string value = "";
response.Dataset.TryGetSingleValue(theTag, out value);
property.SetValue(this, value);
}
}
public IEnumerable <DicomCFindResponse> OnCFindRequest(DicomCFindRequest request)
{
DicomStatus status = DicomStatus.Success;
var queries = GetPatients();
foreach (var item in queries)
{
DicomCFindResponse rs = new DicomCFindResponse(request, DicomStatus.Pending);
rs.Dataset = item;
yield return(rs);
}
DicomCFindResponse rs2 = new DicomCFindResponse(request, DicomStatus.Success);
rs2.Dataset = queries.LastOrDefault();
yield return(rs2);
}
private Patient GetPatientInformation(DicomCFindResponse rp)
{
Patient patient = new Patient
{
FirstName = rp.Dataset.Get <string>(DicomTag.PatientName),
Sex = rp.Dataset.Get <Sex>(DicomTag.PatientSex),
BirthDate = rp.Dataset.Get <DateTime>(DicomTag.PatientBirthDate),
PatientAddress = rp.Dataset.Get <string>(DicomTag.PatientAddress),
PatientComments = rp.Dataset.Get <string>(DicomTag.PatientComments),
AccessionNumber = rp.Dataset.Get <string>(DicomTag.AccessionNumber),
PatientId = rp.Dataset.Get <string>(DicomTag.PatientID),
MedicalRecordLocator = rp.Dataset.Get <string>(DicomTag.MedicalRecordLocator),
Telephone = rp.Dataset.Get <string>(DicomTag.PatientTelephoneNumbers)
};
return(patient);
}
public static void DebugSerieResponse(DicomCFindResponse response)
{
try
{
if (response.Status == DicomStatus.Pending)
{
// print the results
Console.WriteLine($"Serie {response.Dataset.GetSingleValue<String>(DicomTag.SeriesDescription)}, {response.Dataset.GetSingleValue<String>(DicomTag.Modality)}, {response.Dataset.GetSingleValue<int>(DicomTag.NumberOfSeriesRelatedInstances)} instances");
}
if (response.Status == DicomStatus.Success)
{
Console.WriteLine(response.Status.ToString());
}
}
catch (Exception)
{ }
}
public IEnumerable <DicomCFindResponse> OnCFindRequest(DicomCFindRequest request)
{
Console.WriteLine(request.PresentationContext.AbstractSyntax.ToString());
var responseList = new List <DicomCFindResponse>();
var r = new DicomCFindResponse(request, DicomStatus.Pending);
r.Dataset = new DicomDataset();
r.Dataset.Add(DicomTag.PatientID, request.PresentationContext.AbstractSyntax.ToString());
responseList.Add(r);
r = new DicomCFindResponse(request, DicomStatus.Pending);
r.Dataset = new DicomDataset();
r.Dataset.Add(DicomTag.SOPClassesInStudy, request.PresentationContext.Result.ToString());
responseList.Add(r);
responseList.Add(new DicomCFindResponse(request, DicomStatus.Success));
return(responseList);
}
public IEnumerable <DicomCFindResponse> OnCFindRequest(DicomCFindRequest request)
{
var patientId = GetPatientId(request);
var familyName = GetPatientName(request);
List <DicomCFindResponse> responses = new List <DicomCFindResponse>();
if (request.Level == DicomQueryRetrieveLevel.Patient)
{
foreach (DicomDataset result in GetWorklistResults(request))
{
var response = new DicomCFindResponse(request, DicomStatus.Success);
response.Dataset = result;
responses.Add(response);
}
}
responses.Add(new DicomCFindResponse(request, DicomStatus.Success));
return(responses);
}
//получает информацио о патиентах в Dicom Worklist
private Patient GetPatientInformation(DicomCFindResponse rp)
{
string patientName = rp.Dataset.Get <string>(DicomTag.PatientName);
Patient patient = new Patient
{
FirstName = patientName.Substring(patientName.IndexOf('^') + 1, patientName.IndexOf('^') - 2),
LastName = patientName.Substring(0, patientName.IndexOf('^')),
MiddleName = patientName.Substring(patientName.LastIndexOf('^') + 1),
Sex = rp.Dataset.Get <Sex>(DicomTag.PatientSex),
BirthDate = rp.Dataset.Get <DateTime>(DicomTag.PatientBirthDate),
PatientAddress = rp.Dataset.Get <string>(DicomTag.PatientAddress),
PatientComments = rp.Dataset.Get <string>(DicomTag.PatientComments),
AccessionNumber = rp.Dataset.Get <string>(DicomTag.AccessionNumber),
PatientId = rp.Dataset.Get <string>(DicomTag.PatientID),
MedicalRecordLocator = rp.Dataset.Get <string>(DicomTag.MedicalRecordLocator),
Telephone = rp.Dataset.Get <string>(DicomTag.PatientTelephoneNumbers)
};
return(patient);
}
public async Task SendingFindRequestToServerThatSendsPendingResponsesWithinTimeoutShouldNotTimeout()
{
var port = Ports.GetNext();
using (CreateServer <FastPendingResponsesDicomServer>(port))
{
var client = CreateClient(port);
client.ServiceOptions.RequestTimeout = TimeSpan.FromSeconds(2);
DicomCFindResponse lastResponse = null;
var request = new DicomCFindRequest(DicomQueryRetrieveLevel.Patient)
{
Dataset = new DicomDataset
{
{ DicomTag.PatientID, "PAT123" }
},
OnResponseReceived = (req, res) => lastResponse = res
};
DicomRequest.OnTimeoutEventArgs onTimeoutEventArgs = null;
request.OnTimeout += (sender, args) => onTimeoutEventArgs = args;
await client.AddRequestAsync(request).ConfigureAwait(false);
var sendTask = client.SendAsync();
var sendTimeoutCancellationTokenSource = new CancellationTokenSource();
var sendTimeout = Task.Delay(TimeSpan.FromSeconds(10), sendTimeoutCancellationTokenSource.Token);
var winner = await Task.WhenAny(sendTask, sendTimeout).ConfigureAwait(false);
sendTimeoutCancellationTokenSource.Cancel();
sendTimeoutCancellationTokenSource.Dispose();
Assert.Equal(winner, sendTask);
Assert.NotNull(lastResponse);
Assert.Equal(lastResponse.Status, DicomStatus.Success);
Assert.Null(onTimeoutEventArgs);
}
}
public static void LogStudyResultsFoundToDebugConsole(DicomCFindResponse response)
{
// See http://dicom.nema.org/medical/dicom/current/output/chtml/part04/sect_CC.2.8.4.html for status codes for C-FIND responses
// The remote AE will provide a status of pending if it has matches and continues to send it one by one
if (response.Status == DicomStatus.Pending)
{
var patientName = response.Dataset.GetSingleValueOrDefault(DicomTag.PatientName, string.Empty);
var studyDate = response.Dataset.GetSingleValueOrDefault(DicomTag.StudyDate, new DateTime());
var studyUID = response.Dataset.GetSingleValueOrDefault(DicomTag.StudyInstanceUID, string.Empty);
LogToDebugConsole("Matched Result...");
LogToDebugConsole($"Patient Found -> {patientName} ");
LogToDebugConsole($"Study Date -> {studyDate} ");
LogToDebugConsole($"Study UID -> {studyUID} ");
LogToDebugConsole("\n");
}
//if all match operations against the supplied query filter have been completed
if (response.Status == DicomStatus.Success)
{
LogToDebugConsole(response.Status.ToString());
}
}
public IEnumerable <DicomCFindResponse> OnCFindRequest(DicomCFindRequest request)
{
IList <DicomCFindResponse> responses = new List <DicomCFindResponse>();
//固定返回C-FIND-RSP给客户端
for (int i = 0; i < 2; ++i)
{
DicomCFindResponse response = new DicomCFindResponse(request, DicomStatus.Pending)
{
Dataset = request.Dataset
};
response.Completed = i + 100;
responses.Add(response);
}
DicomCFindResponse rsp = new DicomCFindResponse(request, DicomStatus.Success)
{
Dataset = request.Dataset
};
rsp.Completed = 2234;
responses.Add(rsp);
return(responses);
}
public IEnumerable <DicomCFindResponse> OnCFindRequest(DicomCFindRequest request)
{
var log = new StringBuilder();
IDicomDatasetWalker walkerTexasRanger = new DicomDatasetDumper(log);
new DicomDatasetWalker(request.Dataset).Walk(walkerTexasRanger);
//var description = string.Format("C-FIND -> {0}", request.Dataset.Get<DicomSequence>(DicomTag.ScheduledProcedureStepSequence).First().Get(DicomTag.ScheduledProcedureStepStartDate, "NONE"));
List <DicomCFindResponse> responses = new List <DicomCFindResponse>();
var results = m_WorklistRepository.WorklistItems;
foreach (DicomDataset result in results)
{
//result.Add(DicomTag.RetrieveAETitle, "meeeeh");
var response = new DicomCFindResponse(request, DicomStatus.Pending)
{
Dataset = result
};
responses.Add(response);
}
responses.Add(new DicomCFindResponse(request, DicomStatus.Success));
return(responses);
}
public StudyQueryOut(DicomCFindResponse response)
{
PropertyInfo[] properties = typeof(StudyQueryOut).GetProperties();
foreach (var property in properties)
{
// (0010,0010)
string tag = typeof(DicomTag).GetField(property.Name).GetValue(null).ToString();
// DicomTag.PatientName
DicomTag theTag = (DicomTag.Parse(tag));
if (property.Name != "ModalitiesInStudy")
{
string value = "";
response.Dataset.TryGetSingleValue(theTag, out value);
property.SetValue(this, value);
}
else
{
var value = new string[5];
response.Dataset.TryGetValues(theTag, out value);
string modalities = "";
if (value != null)
{
for (int i = 0; i < value.Length; i++)
{
modalities = modalities + value[i] + ", ";
}
}
if (modalities.Length > 2)
{
modalities = modalities.Substring(0, modalities.Length - 2);
}
property.SetValue(this, modalities);
}
}
}
public IEnumerable <DicomCFindResponse> OnCFindRequest(DicomCFindRequest request)
{
string prefix = "[WorklistSCP] [" + session + "] ";
Program.Log.Write(prefix + "Begin processing c-find request.");
List <DicomCFindResponse> responses = new List <DicomCFindResponse>();
if (request.Level == DicomQueryRetrieveLevel.Worklist || request.Level == DicomQueryRetrieveLevel.Patient)
{
DataSet dsQC = DicomMappingHelper.CreateQCDataSet
<MWLQueryCriteriaItem>(WorkListSCPService.Service.QCList, request.Dataset);
WorklistSCPHelper.ModifyQCDataSet(WorkListSCPService.Service.QCList, dsQC);
if (dsQC == null)
{
Program.Log.Write(prefix + "[WARNING] Process query criteria failed.");
responses.Add(new DicomCFindResponse(request, DicomStatus.QueryRetrieveUnableToProcess));
return(responses);
}
DataSet dsQR = WorkListSCPService.Service.RequestData(Program.ConfigMgt.Config.Rule, dsQC);
if (dsQR == null)
{
Program.Log.Write(prefix + "[WARNING] Query GC Gateway database failed.");
responses.Add(new DicomCFindResponse(request, DicomStatus.QueryRetrieveUnableToProcess));
return(responses);
}
WorklistSCPHelper.GenerateRequestedProcedureID(dsQR, session);
if (WorklistSCPHelper.SplitDataRow(dsQR))
{
Program.Log.Write(prefix + "[INFORMATION] Found multiple values in code value and performed splitting.");
}
//fname = path + "\\DataSet_QR_2_SPLIT_" + DateTime.Now.Ticks.ToString() + ".xml";
//dsQR.WriteXml(fname);
DElementListWrapper[] resultList = null;
if (Program.ConfigMgt.Config.MergeElementList)
{
resultList = WorklistSCPHelper.CreateQRElementList
<MWLQueryResultItem>(WorkListSCPService.Service.QRList, dsQR);
}
else
{
resultList = DicomMappingHelper.CreateQRElementList
<MWLQueryResultItem>(WorkListSCPService.Service.QRList, dsQR);
}
if (resultList == null)
{
Program.Log.Write(prefix + "[WARNING] Process query result failed.");
responses.Add(new DicomCFindResponse(request, DicomStatus.QueryRetrieveUnableToProcess));
return(responses);
}
int count = resultList.Length;
if (count < 1)
{
Program.Log.Write(prefix + "[WARNING] No query result.");
}
else
{
int index = 1;
foreach (DElementListWrapper eleList in resultList)
{
Program.Log.Write(prefix + "Sending query result " + (index++).ToString() + "/" + count.ToString());
DicomDataset result = new DicomDataset();
if (Program.ConfigMgt.Config.SendCharacterSetTag)
{
//eleList.List.Add(DHelper.CharacterSet);
if (DHelper.iCharacterSet != null)
{
for (int i = 0; i < DHelper.iCharacterSet.Length; i++)
{
eleList.List.Add <string>(DicomTag.SpecificCharacterSet, DHelper.iCharacterSet[i]);
}
}
}
eleList.List.Add <string>(new DicomTag(0x0000, 0x0002), "1.2.840.10008.5.1.4.31");
DicomCFindResponse response = new DicomCFindResponse(request, DicomStatus.Pending);
response.Dataset = eleList.List;
responses.Add(response);
}
}
}
responses.Add(new DicomCFindResponse(request, DicomStatus.Success));
return(responses);
}
