private static bool RequiresInfoCard(PolicyElement[] chain, out Uri relyingPartyIssuer)
{
relyingPartyIssuer = null;
if (chain.Length == 0)
{
return(false);
}
int index = chain.Length - 1;
int num2 = -1;
bool flag = false;
if (1 == chain.Length)
{
if (((null == chain[index].Issuer) || chain[index].Issuer.IsAnonymous) || (SelfIssuerUri.Equals(chain[index].Issuer.Uri) || ((null != chain[index].Issuer) && (chain[index].Binding == null))))
{
num2 = index;
flag = true;
}
else if (!chain[index].IsManagedIssuer)
{
flag = false;
}
}
else
{
if (chain[index].IsManagedIssuer)
{
num2 = index - 1;
flag = true;
}
else if (((null == chain[index].Issuer) || chain[index].Issuer.IsAnonymous) || (SelfIssuerUri.Equals(chain[index].Issuer.Uri) || ((null != chain[index].Issuer) && (chain[index].Binding == null))))
{
num2 = index;
flag = true;
}
else
{
flag = false;
}
for (int i = 0; i < index; i++)
{
if ((chain[i].IsManagedIssuer || SelfIssuerUri.Equals(chain[i].Issuer.Uri)) || ((null == chain[i].Issuer) || chain[i].Issuer.IsAnonymous))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(System.ServiceModel.SR.GetString("InfoCardInvalidChain")));
}
}
}
if (flag)
{
relyingPartyIssuer = (null == chain[num2].Issuer) ? null : chain[num2].Issuer.Uri;
}
return(flag);
}
private static void FindInfoCardIssuerBinding(SecurityBindingElement secBindingElement, ThrowOnMultipleAssignment <IssuedSecurityTokenParameters> issuedSecurityTokenParameters)
{
if (secBindingElement != null)
{
SecurityTokenParametersEnumerable enumerable = new SecurityTokenParametersEnumerable(secBindingElement);
foreach (SecurityTokenParameters parameters in enumerable)
{
IssuedSecurityTokenParameters parameters2 = parameters as IssuedSecurityTokenParameters;
if ((parameters2 != null) && (((parameters2.IssuerBinding == null) || (parameters2.IssuerAddress == null)) || ((parameters2.IssuerAddress.IsAnonymous || SelfIssuerUri.Equals(parameters2.IssuerAddress)) || IsReferralToManagedIssuer(parameters2.IssuerBinding))))
{
if (issuedSecurityTokenParameters != null)
{
issuedSecurityTokenParameters.Value = parameters2;
}
}
else if (parameters is SecureConversationSecurityTokenParameters)
{
IssuedSecurityTokenParameters parameters3 = TryGetNextStsIssuedTokenParameters(((SecureConversationSecurityTokenParameters)parameters).BootstrapSecurityBindingElement);
if ((parameters3 != null) && (issuedSecurityTokenParameters != null))
{
issuedSecurityTokenParameters.Value = parameters3;
}
}
else if (((parameters2 != null) && (parameters2.IssuerBinding != null)) && ((TryGetNextStsIssuedTokenParameters(parameters2.IssuerBinding.CreateBindingElements().Find <SecurityBindingElement>()) != null) && (issuedSecurityTokenParameters != null)))
{
issuedSecurityTokenParameters.Value = parameters2;
}
}
}
}
