/// <summary>
/// Starts a C-FIND-RQ operation on a target entity. The request will be made, and all responses will be aggregated into
/// a single response structure, which will be returned via the <see cref="FindResponse"/> callback.
/// </summary>
/// <param name="hostAE">An entity containing the AE title to represent the SCU.</param>
/// <param name="remoteAE">An entity containing the SCP to attempt to contact.</param>
/// <param name="requestData">A filled out <see cref="QRRequestData"/> class with the request information.</param>
public void Find(ApplicationEntity hostAE, ApplicationEntity remoteAE, QRRequestData requestData)
{
findResponse = requestData.GenerateResponse();
FindRequest = requestData;
if (requestData.QueryLevel == QueryRetrieveLevel.PatientRoot)
{
conn.AddPresentationContext(new PresentationContext(AbstractSyntaxes.PatientRootQueryRetrieveInformationModelFIND, new List <TransferSyntax> {
TransferSyntaxes.ImplicitVRLittleEndian
}));
}
else if (requestData.QueryLevel == QueryRetrieveLevel.PatientStudyOnly)
{
conn.AddPresentationContext(new PresentationContext(AbstractSyntaxes.PatientStudyOnlyQueryRetrieveInformationModelFINDRetired, new List <TransferSyntax> {
TransferSyntaxes.ImplicitVRLittleEndian
}));
}
else if (requestData.QueryLevel == QueryRetrieveLevel.StudyRoot)
{
conn.AddPresentationContext(new PresentationContext(AbstractSyntaxes.StudyRootQueryRetrieveInformationModelFIND, new List <TransferSyntax> {
TransferSyntaxes.ImplicitVRLittleEndian
}));
}
StartConnection(hostAE, remoteAE);
}
static QRResponseData listener_FindRequest(DICOMConnection conn, QRRequestData request)
{
QRResponseData response = request.GenerateResponse();
foreach (DICOMData data in storedData)
{
//check fields
bool works = true;
foreach (uint tag in request.SearchTerms.Keys)
{
object search = request.SearchTerms[tag];
if (search.ToString() == "")
{
continue;
}
if (!data.Elements.ContainsKey(tag))
{
works = false;
break;
}
if (search.ToString().Contains("-"))
{
//range
string[] range = search.ToString().Split('-');
if (range[0] != "" && data[tag].Display.CompareTo(range[0]) < 0)
{
works = false;
break;
}
if (range[1] != "" && data[tag].Display.CompareTo(range[1]) > 0)
{
works = false;
break;
}
}
else if (search.ToString().Contains("*"))
{
if (!Regex.IsMatch(data[tag].Display, search.ToString()))
{
works = false;
break;
}
}
else if (data[tag].Display != search.ToString())
{
works = false;
break;
}
}
if (!works)
{
continue;
}
DICOMData ndata = new DICOMData();
foreach (uint tag in response.TagsToFill)
{
if (data.Elements.ContainsKey(tag))
{
ndata[tag].Data = data[tag].Data;
}
}
}
return(response);
}