private StudyData GetAnonymizedStudyData(StudyData original)
{
if (_anonymizeStudyDataDelegate != null)
{
return(_anonymizeStudyDataDelegate(original.Clone()));
}
else
{
return(StudyDataPrototype.Clone());
}
}
private StudyData GetAnonymizedStudyData()
{
StudyData originalData = new StudyData();
originalData.LoadFrom(_currentFile);
_oldStudyDate = originalData.StudyDate;
if (string.IsNullOrEmpty(originalData.StudyInstanceUid))
{
throw new DicomAnonymizerException("The StudyInstanceUid in the source file cannot be empty.");
}
StudyData anonymizedData;
if (_anonymizedStudyDataMap.ContainsKey(originalData.StudyInstanceUid))
{
anonymizedData = _anonymizedStudyDataMap[originalData.StudyInstanceUid];
}
else
{
anonymizedData = GetAnonymizedStudyData(originalData);
// generate the new study uid if it hasn't already been remapped
if (_uidMap.ContainsKey(originalData.StudyInstanceUid))
{
anonymizedData.StudyInstanceUid = _uidMap[originalData.StudyInstanceUid];
}
else
{
anonymizedData.StudyInstanceUid = _uidMap[originalData.StudyInstanceUid] = DicomUid.GenerateUid().UID;
}
if (String.IsNullOrEmpty(anonymizedData.StudyInstanceUid) || anonymizedData.StudyInstanceUid == originalData.StudyInstanceUid)
{
throw new DicomAnonymizerException("An error occurred while generating a new Uid.");
}
ReadOnlyCollection <ValidationFailureDescription> failures = _validationStrategy.GetValidationFailures(originalData, anonymizedData);
if (failures.Count > 0)
{
throw new DicomAnonymizerValidationException("At least one validation failure has occurred.", failures);
}
_uidMap[originalData.StudyInstanceUid] = anonymizedData.StudyInstanceUid;
//store the anonymized data.
_anonymizedStudyDataMap[originalData.StudyInstanceUid] = anonymizedData;
}
_newStudyDate = anonymizedData.StudyDate;
return(anonymizedData);
}
public virtual void Anonymize(DicomFile dicomFile)
{
if (dicomFile == null)
{
throw new ArgumentNullException("dicomFile", "The input DicomFile cannot be null.");
}
if (dicomFile.DataSet.IsEmpty())
{
dicomFile.Load();
}
_currentFile = dicomFile;
try
{
StudyData anonymizedStudyData = GetAnonymizedStudyData();
SeriesData anonymizedSeriesData = GetAnonymizedSeriesData();
//massage attributes.
Anonymize();
anonymizedSeriesData.SaveTo(_currentFile);
anonymizedStudyData.SaveTo(_currentFile);
}
catch (DicomAnonymizerException)
{
throw;
}
catch (Exception e)
{
throw new DicomAnonymizerException("An unexpected error has occurred.", e);
}
finally
{
_currentFile = null;
_newStudyDate = null;
_oldStudyDate = null;
_studyDateDifference = null;
}
}
public ReadOnlyCollection <ValidationFailureDescription> GetValidationFailures(StudyData originalData, StudyData anonymizedData)
{
_failures = new List <ValidationFailureDescription>();
ValidatePatientNamesNotEqual(originalData.PatientsName, anonymizedData.PatientsName);
ValidateNotEqual(originalData.PatientId, anonymizedData.PatientId, "PatientId");
ValidateNotEqual(originalData.AccessionNumber, anonymizedData.AccessionNumber, "AccessionNumber");
ValidateNotEqual(originalData.StudyId, anonymizedData.StudyId, "StudyId");
if (!IsOptionSet(_options, ValidationOptions.AllowEqualBirthDate))
{
ValidateNotEqual(originalData.PatientsBirthDateRaw, anonymizedData.PatientsBirthDateRaw, "PatientsBirthDate");
}
if (!IsOptionSet(_options, ValidationOptions.AllowEmptyPatientId))
{
ValidateNotEmpty(anonymizedData.PatientId, "PatientId");
}
if (!IsOptionSet(_options, ValidationOptions.AllowEmptyPatientName))
{
ValidateNotEmpty(anonymizedData.PatientsNameRaw, "PatientsName");
}
ReadOnlyCollection <ValidationFailureDescription> failures = _failures.AsReadOnly();
_failures = null;
return(failures);
}
