private uWs.PACS.Model.File InsertFile(PacsContext context, Instance instance, Series dbSeries, Study dbStudy,
Patient dbPatient)
{
var partition = context.ServerPartitions.First(p => p.Id == _context.Partition.Id);
string fsDir = partition.FileSystem.DirPath;
var filepath = Path.Combine(fsDir, dbPatient.PatientId, dbStudy.StudyUid, dbSeries.SeriesUid,
instance.SopInstanceUid);
var dbFile = context.Files.FirstOrDefault(f => f.InstanceFk.Equals(instance.Id));
if (dbFile == null)
{
dbFile = new uWs.PACS.Model.File
{
CreateTime = DateTime.Now
};
context.Files.Add(dbFile);
}
dbFile.InstanceFk = instance.Id;
dbFile.FilePath = filepath;
dbFile.FileSystemFk = partition.FileSystem.Id;
return dbFile;
}
public bool Import(DicomMessage dicomMessage)
{
if (dicomMessage.DataSet == null)
{
throw new ArgumentException();
}
var patient = new Patient
{
PatientId = dicomMessage.DataSet[DicomTags.PatientId].GetString(0, string.Empty),
PatientName = dicomMessage.DataSet[DicomTags.PatientsName].GetString(0, string.Empty),
PatientBirthDate = dicomMessage.DataSet[DicomTags.PatientsBirthDate].GetString(0, string.Empty),
Issuer = dicomMessage.DataSet[DicomTags.IssuerOfPatientId].GetString(0, string.Empty),
};
var study = new Study()
{
StudyId = dicomMessage.DataSet[DicomTags.StudyId].GetString(0, string.Empty),
StudyUid = dicomMessage.DataSet[DicomTags.StudyInstanceUid].GetString(0, string.Empty),
AccessionNumber = dicomMessage.DataSet[DicomTags.AccessionNumber].GetString(0, string.Empty),
StudyDate = dicomMessage.DataSet[DicomTags.StudyDate].GetString(0, string.Empty),
StudyTime = dicomMessage.DataSet[DicomTags.StudyTime].GetString(0, string.Empty),
RefPhysician = dicomMessage.DataSet[DicomTags.ReferringPhysiciansName].GetString(0, string.Empty),
StudyDescription = dicomMessage.DataSet[DicomTags.StudyDescription].GetString(0, string.Empty),
PatientId = patient.PatientId,
PatientName = patient.PatientName,
PatientBirthday = patient.PatientBirthDate,
PatientAge = dicomMessage.DataSet[DicomTags.PatientsAge].GetString(0, string.Empty),
PatientSize = dicomMessage.DataSet[DicomTags.PatientsSize].GetString(0, string.Empty),
PatientWeight = dicomMessage.DataSet[DicomTags.PatientsWeight].GetString(0, string.Empty),
PatientSex = dicomMessage.DataSet[DicomTags.PatientsSex].GetString(0, string.Empty)
};
var series = new Series()
{
SeriesUid = dicomMessage.DataSet[DicomTags.SeriesInstanceUid].GetString(0, string.Empty),
SeriesNumber = dicomMessage.DataSet[DicomTags.SeriesNumber].GetString(0, string.Empty),
Modality = dicomMessage.DataSet[DicomTags.Modality].GetString(0, string.Empty),
BodyPart = dicomMessage.DataSet[DicomTags.BodyPartExamined].GetString(0, string.Empty),
Institution = dicomMessage.DataSet[DicomTags.InstitutionName].GetString(0, string.Empty),
StationName = dicomMessage.DataSet[DicomTags.StationName].GetString(0, string.Empty),
Department = dicomMessage.DataSet[DicomTags.InstitutionalDepartmentName].GetString(0, string.Empty),
PerfPhysician = dicomMessage.DataSet[DicomTags.PerformingPhysiciansName].GetString(0, string.Empty),
SeriesDate = dicomMessage.DataSet[DicomTags.SeriesDate].GetString(0, string.Empty),
SeriesTime = dicomMessage.DataSet[DicomTags.SeriesTime].GetString(0, string.Empty),
SeriesDescription = dicomMessage.DataSet[DicomTags.SeriesDescription].GetString(0, string.Empty),
PerformedProcedureStepStartDate = dicomMessage.DataSet[DicomTags.PerformedProcedureStepStartDate].GetString(0, string.Empty),
PerformedProcedureStepStartTime = dicomMessage.DataSet[DicomTags.PerformedProcedureStepStartTime].GetString(0, string.Empty),
};
var instance = new Instance()
{
SopInstanceUid = dicomMessage.DataSet[DicomTags.SopInstanceUid].GetString(0, string.Empty),
SopClassUid = dicomMessage.DataSet[DicomTags.SopClassUid].GetString(0, string.Empty),
InstanceNumber = dicomMessage.DataSet[DicomTags.InstanceNumber].GetString(0, string.Empty),
ContentDate = dicomMessage.DataSet[DicomTags.ContentDate].GetString(0, string.Empty),
ContentTime = dicomMessage.DataSet[DicomTags.ContentTime].GetString(0, string.Empty)
};
if (string.IsNullOrEmpty(study.StudyUid)
|| string.IsNullOrEmpty(series.SeriesUid)
|| string.IsNullOrEmpty(instance.SopInstanceUid))
{
throw new ArgumentException();
}
// Get Patient Db Object
using (var context = new PacsContext())
{
Patient dbPatient = null;
var dbStudy = InsertStudy(context, study, patient, out dbPatient);
// Patient and study is exist in db now
var dbSeries = InsertSeries(context, series, dbStudy, dbPatient);
// insert instance
var dbInstance = InsertImage(context, instance, dbSeries, dbStudy, dbPatient);
var dbFile = InsertFile(context, dbInstance, dbSeries, dbStudy, dbPatient);
var dicomFile = new DicomFile(dicomMessage, dbFile.FilePath);
if (!Directory.Exists(Path.GetDirectoryName(dbFile.FilePath)))
{
Directory.CreateDirectory(Path.GetDirectoryName(dbFile.FilePath));
}
dicomFile.Save();
context.SaveChanges();
}
return true;
}
private Instance InsertImage(PacsContext context, Instance instance, Series dbSeries, Study dbStudy,
Patient dbPatient)
{
var dbInstance = context.Instances.FirstOrDefault(i => i.SopInstanceUid.Equals(instance.SopInstanceUid));
if (dbInstance == null)
{
dbInstance = instance;
dbInstance.SeriesForeignKey = dbSeries.Id;
dbInstance.LastUpdateTime = DateTime.Now;
dbInstance.InsertTime = DateTime.Now;
context.Instances.Add(dbInstance);
dbSeries.NumberOfRelatedImage += 1;
dbStudy.NumberOfRelatedImage += 1;
dbPatient.NumberOfRelatedInstances += 1;
}
dbInstance.LastUpdateTime = DateTime.Now;
dbSeries.LastUpdateTime = DateTime.Now;
dbStudy.LastUpdateTime = DateTime.Now;
dbPatient.LastUpdateTime = DateTime.Now;
return dbInstance;
}
private Series InsertSeries(PacsContext context, Series series, Study dbStudy, Patient dbPatient)
{
var dbSeries = context.Series.FirstOrDefault(s => s.SeriesUid.Equals(series.SeriesUid));
if (dbSeries == null)
{
dbSeries = series;
dbSeries.StudyForeignKey = dbStudy.Id;
dbSeries.InsertTime = DateTime.Now;
context.Series.Add(dbSeries);
dbStudy.NumberOfRelatedSeries += 1;
dbPatient.NumberOfRelatedSeries += 1;
}
return dbSeries;
}
private Study InsertStudy(PacsContext context, Study study, Patient patient, out Patient dbPatient)
{
var dbStudy = context.Studies.FirstOrDefault(s => s.StudyUid.Equals(study.StudyUid));
if (dbStudy == null)
{
// check is patient exist by patient id, patient name and so on.
var tempResult = (context.Patients.Where(p => p.PatientId.Equals(patient.PatientId))).ToList();
// TODO Patient strategy
dbPatient = tempResult.FirstOrDefault();
if (dbPatient == null)
{
patient.LastUpdateTime = DateTime.Now;
patient.InsertTime = DateTime.Now;
context.Patients.Add(patient);
dbPatient = patient;
}
// Insert Study info
dbStudy = study;
dbStudy.PatientForeignKey = dbPatient.Id;
dbStudy.InsertTime = DateTime.Now;
context.Studies.Add(dbStudy);
dbPatient.NumberOfRelatedStudies += 1;
}
else
{
dbPatient = dbStudy.Patient;
}
return dbStudy;
}
public void Insert(DicomMessageBase dicomMessage)
{
if (dicomMessage.DataSet == null)
{
throw new ArgumentException();
}
var patient = new Patient
{
PatientId = dicomMessage.DataSet[DicomTags.PatientId].GetString(0, string.Empty),
PatientName = dicomMessage.DataSet[DicomTags.PatientsName].GetString(0, string.Empty),
PatientBirthDate = dicomMessage.DataSet[DicomTags.PatientsBirthDate].GetString(0, string.Empty),
Issuer = dicomMessage.DataSet[DicomTags.IssuerOfPatientId].GetString(0, string.Empty),
};
var study = new Study()
{
StudyId = dicomMessage.DataSet[DicomTags.StudyId].GetString(0, string.Empty),
StudyUid = dicomMessage.DataSet[DicomTags.SopInstanceUid].GetString(0, string.Empty),
AccessionNumber = dicomMessage.DataSet[DicomTags.AccessionNumber].GetString(0, string.Empty),
StudyDate = dicomMessage.DataSet[DicomTags.StudyDate].GetString(0, string.Empty),
StudyTime = dicomMessage.DataSet[DicomTags.StudyTime].GetString(0, string.Empty),
RefPhysician = dicomMessage.DataSet[DicomTags.ReferringPhysiciansName].GetString(0, string.Empty),
StudyDescription = dicomMessage.DataSet[DicomTags.StudyDescription].GetString(0, string.Empty),
PatientAge = dicomMessage.DataSet[DicomTags.PatientsAge].GetString(0, string.Empty),
PatientSize = dicomMessage.DataSet[DicomTags.PatientsSize].GetString(0, string.Empty),
PatientWeight = dicomMessage.DataSet[DicomTags.PatientsWeight].GetString(0, string.Empty),
PatientSex = dicomMessage.DataSet[DicomTags.PatientsSex].GetString(0, string.Empty)
};
var series = new Series()
{
SeriesUid = dicomMessage.DataSet[DicomTags.SeriesInstanceUid].GetString(0, string.Empty),
SeriesNumber = dicomMessage.DataSet[DicomTags.SeriesNumber].GetString(0, string.Empty),
Modality = dicomMessage.DataSet[DicomTags.Modality].GetString(0, string.Empty),
BodyPart = dicomMessage.DataSet[DicomTags.BodyPartExamined].GetString(0, string.Empty),
Institution = dicomMessage.DataSet[DicomTags.InstitutionName].GetString(0, string.Empty),
StationName = dicomMessage.DataSet[DicomTags.StationName].GetString(0, string.Empty),
Department = dicomMessage.DataSet[DicomTags.InstitutionalDepartmentName].GetString(0, string.Empty),
PerfPhysician = dicomMessage.DataSet[DicomTags.PerformingPhysiciansName].GetString(0, string.Empty),
SeriesDate = dicomMessage.DataSet[DicomTags.SeriesDate].GetString(0, string.Empty),
SeriesTime = dicomMessage.DataSet[DicomTags.SeriesTime].GetString(0, string.Empty),
SeriesDescription = dicomMessage.DataSet[DicomTags.SeriesDescription].GetString(0, string.Empty),
PerformedProcedureStepStartDate = dicomMessage.DataSet[DicomTags.PerformedProcedureStepStartDate].GetString(0, string.Empty),
PerformedProcedureStepStartTime = dicomMessage.DataSet[DicomTags.PerformedProcedureStepStartTime].GetString(0, string.Empty),
};
var instance = new Instance()
{
SopInstanceUid = dicomMessage.DataSet[DicomTags.SopInstanceUid].GetString(0, string.Empty),
SopClassUid = dicomMessage.DataSet[DicomTags.SopClassUid].GetString(0, string.Empty),
InstanceNumber = dicomMessage.DataSet[DicomTags.InstanceNumber].GetString(0, string.Empty),
ContentDate = dicomMessage.DataSet[DicomTags.ContentDate].GetString(0, string.Empty),
ContentTime = dicomMessage.DataSet[DicomTags.ContentTime].GetString(0, string.Empty)
};
if ( string.IsNullOrEmpty(study.StudyUid)
|| string.IsNullOrEmpty(series.SeriesUid)
|| string.IsNullOrEmpty(instance.SopInstanceUid))
{
throw new ArgumentException();
}
// Get Patient Db Object
}
/// <summary>
/// Populate data from a <see cref="Patient"/> entity into a DICOM C-FIND-RSP message
/// </summary>
/// <param name="response"></param>
/// <param name="tagList"></param>
/// <param name="row"></param>
private void PopulatePatient(DicomMessage response, IEnumerable<DicomTag> tagList, Patient row)
{
DicomAttributeCollection dataset = response.DataSet;
dataset[DicomTags.RetrieveAeTitle].SetStringValue(base.Partition.AeTitle);
// character set
var characterSet = GetPreferredCharacterSet();
if (!string.IsNullOrEmpty(characterSet))
{
dataset[DicomTags.SpecificCharacterSet].SetStringValue(characterSet);
dataset.SpecificCharacterSet = characterSet;
}
var relatedStudies = row.Studies;
Study study = null;
if (relatedStudies.Count > 0)
study = 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.Issuer);
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 (study != null)
{
dataset[DicomTags.PatientsSex].SetStringValue(study.PatientSex);
}
else
{
dataset[DicomTags.PatientsSex].SetNullValue();
}
break;
case DicomTags.PatientsBirthDate:
dataset[DicomTags.PatientsBirthDate].SetStringValue(row.PatientBirthDate);
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();
// extension ?
break;
}
}
catch (Exception e)
{
Platform.Log(LogLevel.Warn, e, "Unexpected error setting tag {0} in C-FIND-RSP",
dataset[tag].Tag.ToString());
if (!tag.IsPrivate)
dataset[tag].SetNullValue();
}
}
}