private void LoadMetadata()
{
lock (metadataLoadLock)
{
try
{
var metadata = MetadataLoader.LoadFederation(metadataUrl);
var identityProvidersMetadata = metadata.ChildEntities.Cast <ExtendedEntityDescriptor>()
.Where(ed => ed.RoleDescriptors.OfType <IdentityProviderSingleSignOnDescriptor>().Any());
var identityProviders = new List <IdentityProvider>();
foreach (var idpMetadata in identityProvidersMetadata)
{
var idp = new IdentityProvider(idpMetadata.EntityId, options.SPOptions)
{
AllowUnsolicitedAuthnResponse = allowUnsolicitedAuthnResponse
};
idp.ReadMetadata(idpMetadata);
identityProviders.Add(idp);
}
RegisterIdentityProviders(identityProviders);
MetadataValidUntil = metadata.CalculateMetadataValidUntil();
LastMetadataLoadException = null;
}
catch (WebException ex)
{
var now = DateTime.UtcNow;
if (MetadataValidUntil < now)
{
// If download failed, ignore the error and trigger a scheduled reload.
RemoveAllRegisteredIdentityProviders();
MetadataValidUntil = DateTime.MinValue;
}
else
{
ScheduleMetadataReload();
}
LastMetadataLoadException = ex;
}
}
}
public Federation(Uri metadataUrl, bool allowUnsolicitedAuthnResponse)
: this(MetadataLoader.LoadFederation(metadataUrl), allowUnsolicitedAuthnResponse)
{
}
