private static QueryFilterCondition ParseDateOrTimeTagValue(QueryTag queryTag, string value)
{
QueryFilterCondition queryFilterCondition = null;
if (queryTag.VR == DicomVR.DT)
{
queryFilterCondition = ParseDateOrTimeTagValue(queryTag, value, DicomCoreResource.InvalidDateTimeRangeValue, ParseDateTime);
}
else
{
queryFilterCondition = ParseDateOrTimeTagValue(queryTag, value, DicomCoreResource.InvalidDateRangeValue, ParseDate);
}
return(queryFilterCondition);
}
private static void PostProcessFilterConditions(QueryExpressionImp parsedQuery)
{
// fuzzy match condition modification
if (parsedQuery.FuzzyMatch == true)
{
for (int i = 0; i < parsedQuery.FilterConditions.Count; i++)
{
QueryFilterCondition cond = parsedQuery.FilterConditions[i];
if (QueryLimit.IsValidFuzzyMatchingQueryTag(cond.QueryTag))
{
var s = cond as StringSingleValueMatchCondition;
parsedQuery.FilterConditions[i] = new PersonNameFuzzyMatchCondition(s.QueryTag, s.Value);
}
}
}
}
private bool ParseFilterCondition(
KeyValuePair <string, StringValues> queryParameter,
IEnumerable <QueryTag> queryTags,
out QueryFilterCondition condition)
{
condition = null;
var attributeId = queryParameter.Key.Trim();
// parse tag
if (!TryParseDicomAttributeId(attributeId, out DicomTag dicomTag))
{
return(false);
}
QueryTag queryTag = GetSupportedQueryTag(dicomTag, attributeId, queryTags);
// parse tag value
if (queryParameter.Value.Count != 1)
{
throw new QueryParseException(string.Format(DicomCoreResource.DuplicateQueryParam, attributeId));
}
var trimmedValue = queryParameter.Value.First().Trim();
if (string.IsNullOrWhiteSpace(trimmedValue))
{
throw new QueryParseException(string.Format(DicomCoreResource.QueryEmptyAttributeValue, attributeId));
}
if (_valueParsers.TryGetValue(queryTag.VR, out Func <QueryTag, string, QueryFilterCondition> valueParser))
{
condition = valueParser(queryTag, trimmedValue);
}
condition.QueryTag = queryTag;
return(condition != null);
}
private bool ParseFilterCondition(KeyValuePair <string, StringValues> queryParameter, QueryResource resourceType, out QueryFilterCondition condition)
{
condition = null;
var attributeId = queryParameter.Key.Trim();
// parse tag
if (!TryParseDicomAttributeId(attributeId, out DicomTag dicomTag))
{
return(false);
}
ValidateIfTagSupported(dicomTag, attributeId, resourceType);
// parse tag value
if (!queryParameter.Value.Any() || queryParameter.Value.Count > 1)
{
throw new QueryParseException(string.Format(DicomCoreResource.DuplicateQueryParam, attributeId));
}
var trimmedValue = queryParameter.Value.First().Trim();
if (string.IsNullOrWhiteSpace(trimmedValue))
{
throw new QueryParseException(string.Format(DicomCoreResource.QueryEmptyAttributeValue, attributeId));
}
var tagTypeCode = dicomTag.DictionaryEntry.ValueRepresentations.FirstOrDefault()?.Code;
if (_valueParsers.TryGetValue(tagTypeCode, out Func <DicomTag, string, QueryFilterCondition> valueParser))
{
condition = valueParser(dicomTag, trimmedValue);
}
return(condition != null);
}
