/// <summary>
/// For some tag with local language, e.g PatientName
/// ISO_IR 192: use UTF8 encoding local string
/// ISO_IR 100: use GB2312 encoding local string
/// </summary>
/// <param name="strValue"></param>
/// <param name="elmlist"></param>
/// <param name="tag"></param>
private string GetLocalStringTagValue(MElementList elmlist, tag_t tag)
{
var strValue = string.Empty;
try
{
String str_speccharacter = "";
using (MElementRef intereref = elmlist.get_Element(tag_t.kSpecificCharacterSet))
{
if (intereref != null && intereref.value_count != 0 && intereref.value_count != -1)
{
str_speccharacter = intereref.get_string(0);
}
else
{
str_speccharacter = "";
}
}
using (MElementRef eref = elmlist.get_Element(tag))
{
Byte[] byte_patName = null;
if (str_speccharacter.Trim() == "ISO_IR 192")
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
byte_patName = eref.get_blob(0);
}
strValue = Encoding.UTF8.GetString(byte_patName);
}
else if (str_speccharacter.Trim() == "ISO_IR 100")
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
byte_patName = eref.get_blob(0);
}
strValue = Encoding.GetEncoding("GB2312").GetString(byte_patName);
}
else
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
strValue = eref.get_string(0);
}
else
{
strValue = " ";
}
}
return(strValue);
}
}
catch (Exception e)
{
_logger.Error("DCMHeader.GetStringTagValue(): " + "get string for tag " + tag.ToString() + " pop up an exception--" + e.Message + ".");
return(strValue);
}
}
private static void SetTSN(MElementList elmlist)
{
string str_tsn = "";
using (MElementRef element = elmlist.get_Element(tag_t.kTransferSyntaxUID))
{
if (element != null && element.value_count > 0)
{
str_tsn = element.get_string(0);
if (str_tsn == "")
{
str_tsn = "1.2.840.10008.1.2";
kdt_managed.UID tsn = new kdt_managed.UID(str_tsn);
element.set_uid(0, tsn);
}
}
}
if (str_tsn == "")
{
MElement tsnUid = new MElement(tag_t.kTransferSyntaxUID, vr_t.UI);
kdt_managed.UID tsn = new kdt_managed.UID("1.2.840.10008.1.2");
tsnUid.set_uid(0, tsn);
elmlist.addElement(tsnUid);
}
}
private static void AddPrefixForAccNo(String strAccPrefix, MElementList elmlist, String accNoOrg)
{
using (MElementRef element = elmlist.get_Element(tag_t.kAccessionNumber))
{
string accNoNew = strAccPrefix + accNoOrg;
//delete special char
string accNoNew_temp = "";
Regex re = new Regex(@"[a-zA-Z0-9-_]+", RegexOptions.None);
MatchCollection collection = re.Matches(accNoNew);
foreach (Match ma in collection)
{
accNoNew_temp += ma.ToString();
}
accNoNew = accNoNew_temp;
if (element == null || (element != null && element.value_count <= 0))
{
MElement ele = new MElement(tag_t.kAccessionNumber, vr_t.LO);
ele.set_string(0, accNoNew);
elmlist.addElement(ele);
}
else
{
element.set_string(0, accNoNew);
}
}
}
private static string AddPrefix(String strAccPrefix, MElementList elmlist, String accNoOrg, String patIDOrg, int PrefixLength)
{
AddPrefixForAccNo(strAccPrefix, elmlist, accNoOrg);
//Modify PatientID
if (patIDOrg.Length > PrefixLength)
{
patIDOrg = patIDOrg.Remove(PrefixLength);
}
using (MElementRef element = elmlist.get_Element(tag_t.kPatientID))
{
string patIDNew = strAccPrefix + patIDOrg;
//delete special char
string patIDNew_temp = "";
Regex re = new Regex(@"[a-zA-Z0-9-_]+", RegexOptions.None);
MatchCollection collection = re.Matches(patIDNew);
foreach (Match ma in collection)
{
patIDNew_temp += ma.ToString();
}
patIDNew = patIDNew_temp;
if (element == null || (element != null && element.value_count <= 0))
{
MElement ele = new MElement(tag_t.kPatientID, vr_t.LO);
ele.set_string(0, patIDNew);
elmlist.addElement(ele);
}
else
{
element.set_string(0, patIDNew);
}
}
return(patIDOrg);
}
private string GetStringTagValue(MElementList elmlist, tag_t tag)
{
var strValue = string.Empty;
try
{
using (MElementRef eref = elmlist.get_Element(tag))
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
strValue = eref.get_string(0);
}
else
{
strValue = "";
}
return(strValue);
}
}
catch (Exception e)
{
_logger.Error("DicomHeader.GetStringTagValue(): " + "get string for tag " + tag.ToString() + " pop up an exception--" + e.Message + ".");
return(strValue);
}
}
private string GetDateTimeTagValue(MElementList elmlist, tag_t tag)
{
var strValue = string.Empty;
var strRet = string.Empty;
try
{
using (MElementRef eref = elmlist.get_Element(tag))
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
strValue = eref.get_string(0);
}
if (!string.IsNullOrEmpty((strValue)))
{
strRet = System.DateTime.ParseExact(strValue, "yyyyMMdd", System.Globalization.CultureInfo.CurrentCulture).ToString("yyyy-MM-dd");
}
return(strRet);
}
}
catch (Exception e)
{
_logger.Error("DCMHeader.GetDateTimeTagValue(): " + "get datetime for tag " + tag.ToString() + " pop up an exception--" + e.Message + ".");
strRet = System.DateTime.ParseExact(strValue, "yyyy.MM.dd", System.Globalization.CultureInfo.CurrentCulture).ToString("yyyy-MM-dd");
return(strRet);
}
}
private static void GetDICOMInfo(MElementList elmlist, ref String accNoOrg, ref String patIDOrg)
{
using (MElementRef element = elmlist.get_Element(tag_t.kAccessionNumber))
{
if (element != null && element.value_count > 0)
{
accNoOrg = element.get_string(0);
}
}
using (MElementRef element = elmlist.get_Element(tag_t.kPatientID))
{
if (element != null && element.value_count > 0)
{
patIDOrg = element.get_string(0);
}
}
}
private string GetUIDTagValue(MElementList elmlist, tag_t tag)
{
var strUID = string.Empty;
using (MElementRef eref = elmlist.get_Element(tag))
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
strUID = eref.get_uid(0);
}
return(strUID);
}
}
private void GetUIDTagValue(ref string strUID, MElementList elmlist, tag_t tag)
{
using (MElementRef eref = elmlist.get_Element(tag))
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
strUID = eref.get_uid(0);
}
else
{
strUID = "";
}
}
}
/// <summary>
/// indicate receiving over of an image
/// </summary>
/// <param name="ind">all the information about the received image</param>
/// <param name="status">status that returned to the SCU</param>
public override void indication(MElementList ind, MElementList status)
{
using (MElementRef eref = ind.get_Element(tag_t.kSOPInstanceUID))
{
if (eref != null)
{
m_fileName = eref.get_string(0);
}
}
MElementList pt10file = ind.getDataset();
// save image and update case information
if (!SaveFile(pt10file))
{
try
{
using (MElementRef statusRef = status.get_Element(tag_t.kStatus))
{
// notify the client that image processing failed and cancel the whole association
statusRef.set_ushort(0, (ushort)MDTService.status_t.PROCESSING_FAILURE);
statusRef.set_ushort(1, (ushort)MDTService.status_t.CANCEL);
}
// file saving failed,the case should not be submitted
m_theObserver.m_OK = false;
}
catch (Exception e)
{
m_theObserver.m_OK = false;
_logger.Info("DAPStoreService.indication(): " + "set response status error " + e.Message);
}
}
// release the memory used by MElementList
pt10file.Dispose();
ind.Dispose();
GC.Collect();
GC.WaitForPendingFinalizers();
}
private int GetIntTagValue(MElementList elmlist, tag_t tag)
{
var nValue = 0;
try
{
using (MElementRef eref = elmlist.get_Element(tag))
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
nValue = eref.get_sint(0);
}
return(nValue);
}
}
catch (Exception e)
{
_logger.Error("DCMHeader.GetIntTagValue(): " + "get int for tag " + tag.ToString() + " pop up an exception--" + e.Message + ".");
return(nValue);
}
}
private void GetDateTimeTagValue(ref string strValue, MElementList elmlist, tag_t tag)
{
try
{
using (MElementRef eref = elmlist.get_Element(tag))
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
strValue = eref.get_string(0);
}
else
{
strValue = " ";
}
}
}
catch (Exception e)
{
strValue = " ";
_logger.Error("DCMHeader.GetDateTimeTagValue(): " + "get datetime for tag " + tag.ToString() + " pop up an exception--" + e.Message + ".");
}
}
