public override OM2MResponsePrimitive DoRetrieve(OM2MRequestPrimitive request)
{
using (var db = CreateDbContext())
{
// Check existence of the resource
var cseBaseEntity = db.Resources.Find(request.TargetId) as OM2MCseBaseEntity;
if (cseBaseEntity == null)
{
throw new OM2MNotFoundException($"Resouce {request.TargetId} not found.");
}
// Check authorization
var acpList = new List <OM2MAccessControlPolicyEntity>();
foreach (var i in cseBaseEntity.AccessControlPolicyIds)
{
var queryAcp = db.Resources.Where(x => x.ResourceId == i)
.OfType <OM2MAccessControlPolicyEntity>()
.Include(x => x.PrivilegesCore);
if (queryAcp.Count() == 0)
{
// Damaged
continue;
}
acpList.Add(queryAcp.First());
}
CheckACP(acpList, request.From, request.Operation.Value);
OM2MResultContent resultContent = request.ResultContent ?? OM2MResultContent.Attributes;
if (resultContent.HasChildResourceReferences())
{
db.Entry(cseBaseEntity).Collection(x => x.Resources)
.Load();
}
OM2MCSEBase cseBaseResource = cseBaseEntity.ToResource(resultContent);
var response = new OM2MResponsePrimitive(CseConfig, request);
response.ResponseStatusCode = OM2MResponseStatusCode.Ok;
response.Content = cseBaseResource;
return(response);
}
}
// ToDo:
public static OM2MCSEBase ToResource(this OM2MCseBaseEntity entity,
OM2MResultContent resultContent)
{
var resource = new OM2MCSEBase();
MapEntityToResourceCommonProcudure(entity, resource, resultContent);
if (resultContent.HasAttributes())
{
resource.CseType = (OM2MCseTypeID)entity.CseType;
resource.CSEID = entity.CseId;
resource.NodeLink = entity.NodeLink;
resource.SupportedResourceType = entity.SupportedResourceType;
}
return(resource);
}
