public static void Register(HttpConfiguration config)
{
// Web API configuration and services
config.EnableCors();
// TODO: Manage singletons through DI Container
DICOMTagOrKeywordLookup.Instance();
StudyDatabase.Instance();
// Web API routes
config.MapHttpAttributeRoutes();
config.Routes.MapHttpRoute(
name: "DefaultApi",
routeTemplate: "api/{controller}/{id}",
defaults: new { id = RouteParameter.Optional }
);
}
private IQueryable <Study> GetStudies(Query query)
{
var studies = StudyDatabase.Instance().GetStudies().Values.AsQueryable();
// apply filters
studies = ApplyStudyDateFilter(studies, query.FindQueryAttribute(0x0008, 0x0020));
studies = ApplyStudyTimeFilter(studies, query.FindQueryAttribute(0x0008, 0x0030));
studies = ApplyAccessionNumberFilter(studies, query.FindQueryAttribute(0x0008, 0x0050));
studies = ApplyModalitiesInStudyFilter(studies, query.FindQueryAttribute(0x0008, 0x0061));
studies = ApplyReferringPhysiciansNameFilter(studies, query.FindQueryAttribute(0x0008, 0x0090));
studies = ApplyStudyDescriptionFilter(studies, query.FindQueryAttribute(0x0008, 0x1030));
studies = ApplyPatientNameFilter(studies, query.FindQueryAttribute(0x0010, 0x0010));
studies = ApplyPatientIdFilter(studies, query.FindQueryAttribute(0x0010, 0x0020));
studies = ApplyStudyUidFilter(studies, query.FindQueryAttribute(0x0020, 0x000D));
studies = ApplyStudyIdFilter(studies, query.FindQueryAttribute(0x0020, 0x0010));
studies = ApplyInstanceAvailabilityFilter(studies, query.FindQueryAttribute(0x0008, 0x0056));
studies = studies.Take(query.Limit);
studies = studies.Skip(query.Offset);
return(studies);
}
private IQueryable <Instance> GetInstances(string studyUid, string seriesUid, Query query)
{
Study study = StudyDatabase.Instance().FindByStudyUid(studyUid);
if (study == null)
{
return(new List <Instance>().AsQueryable());
}
var instances = GetInstances(study, seriesUid);
// apply filters
instances = ApplySOPClassUidFilter(instances, query.FindQueryAttribute(0x0008, 0x0016));
instances = ApplySOPInstanceUidFilter(instances, query.FindQueryAttribute(0x0008, 0x0018));
instances = ApplyInstanceNumberFilter(instances, query.FindQueryAttribute(0x0020, 0x0013));
instances = ApplyInstanceAvailabilityFilter(instances, query.FindQueryAttribute(0x0008, 0x0056));
instances = instances.Take(query.Limit);
instances = instances.Skip(query.Offset);
return(instances);
}
private IQueryable <Series> GetSeries(string studyUid, Query query)
{
Study study = StudyDatabase.Instance().FindByStudyUid(studyUid);
if (study == null)
{
return(new List <Series>().AsQueryable());
}
var series = study.Series.Values.AsQueryable();
// apply filters
series = ApplyModalityFilter(series, query.FindQueryAttribute(0x0008, 0x0060));
series = ApplySeriesDescriptionFilter(series, query.FindQueryAttribute(0x0008, 0x103E));
series = ApplySeriesUidFilter(series, query.FindQueryAttribute(0x0020, 0x000E));
series = ApplySeriesNumberFilter(series, query.FindQueryAttribute(0x0020, 0x0011));
series = ApplyPerformedProcedureStepStartDateFilter(series, query.FindQueryAttribute(0x0040, 0x0244));
series = ApplyPerformedProcedureStepStartTimeFilter(series, query.FindQueryAttribute(0x0040, 0x0245));
series = ApplyInstanceAvailabilityFilter(series, query.FindQueryAttribute(0x0008, 0x0056));
series = series.Take(query.Limit);
series = series.Skip(query.Offset);
return(series);
}