public static bool TryParse(string urn, out DdiUrn ddiUrn)
{
ddiUrn = null;
if (string.IsNullOrWhiteSpace(urn))
{
return(false);
}
var parts = urn.Split(':', System.StringSplitOptions.RemoveEmptyEntries | System.StringSplitOptions.TrimEntries);
if (parts.Length != 5)
{
return(false);
}
if (parts[0].ToLower() != "urn" && parts[1].ToLower() != "ddi")
{
return(false);
}
ddiUrn = new DdiUrn();
ddiUrn.Agency = parts[2];
ddiUrn.Identifier = parts[3];
ddiUrn.Version = parts[4];
return(true);
}
private async Task <IActionResult> Lookup(string urn)
{
if (string.IsNullOrWhiteSpace(urn))
{
return(RedirectToAction("Index", "Home"));
}
else
{
ResolverModel model = new ResolverModel();
DdiUrn ddiurn = null;
if (!DdiUrn.TryParse(urn, out ddiurn))
{
return(RedirectToAction("Index", "Home"));
}
model.Urn = ddiurn;
Assignment assignment = await _context.Assignments.Where(x => x.AssignmentId == ddiurn.Agency).FirstOrDefaultAsync();
model.Assignment = assignment;
// load HTTP resolvers
await _context.Entry(assignment)
.Collection(x => x.HttpResolvers)
.LoadAsync();
model.HttpResolvers = assignment.HttpResolvers;
return(View("Resolver", model));
}
}
