private static Scoping GetScoping(ServiceProvider serviceProvider)
{
Scoping scoping = null;
if (serviceProvider.ScopingProxyCount > 0)
{
scoping = new Scoping();
ArrayList idpEntry = new ArrayList();
idpEntry.AddRange(serviceProvider.ScopingIDPList);
scoping.SetIDPEntry(idpEntry);
}
return(scoping);
}
private static Scoping GetScoping(ServiceProvider serviceProvider)
{
Scoping scoping = null;
if (serviceProvider.IDPProxyEnabled)
{
scoping = new Scoping();
int proxyCount = serviceProvider.IDPProxyCount;
if (serviceProvider.IDPProxyCount != 0)
{
scoping.ProxyCount = serviceProvider.IDPProxyCount;
}
ArrayList idpEntries = serviceProvider.ScopingIDPList;
if (idpEntries.Count != 0)
{
scoping.SetIDPEntry(idpEntries);
}
}
return(scoping);
}
/// <summary>
/// Initializes a new instance of the AuthnRequest class.
/// </summary>
/// <param name="identityProvider">
/// IdentityProvider to receive the AuthnRequest
/// </param>
/// <param name="serviceProvider">
/// ServiceProvider to issue the AuthnRequest
/// </param>
/// <param name="parameters">
/// NameValueCollection of varying parameters for use in the
/// construction of the AuthnRequest.
/// </param>
public AuthnRequest(IdentityProvider identityProvider, ServiceProvider serviceProvider, NameValueCollection parameters)
{
this.xml = new XmlDocument();
this.xml.PreserveWhitespace = true;
this.nsMgr = new XmlNamespaceManager(this.xml.NameTable);
this.nsMgr.AddNamespace("saml", "urn:oasis:names:tc:SAML:2.0:assertion");
this.nsMgr.AddNamespace("samlp", "urn:oasis:names:tc:SAML:2.0:protocol");
this.Id = Saml2Utils.GenerateId();
this.IssueInstant = Saml2Utils.GenerateIssueInstant();
this.Issuer = serviceProvider.EntityId;
if (parameters != null)
{
this.AllowCreate = Saml2Utils.GetBoolean(parameters[Saml2Constants.AllowCreate]);
this.AssertionConsumerServiceIndex = parameters[Saml2Constants.AssertionConsumerServiceIndex];
this.Binding = parameters[Saml2Constants.Binding];
this.Consent = parameters[Saml2Constants.Consent];
this.Destination = parameters[Saml2Constants.Destination];
this.ForceAuthn = Saml2Utils.GetBoolean(parameters[Saml2Constants.ForceAuthn]);
this.IsPassive = Saml2Utils.GetBoolean(parameters[Saml2Constants.IsPassive]);
}
string assertionConsumerSvcUrl = null;
if (!String.IsNullOrEmpty(this.Binding))
{
if (!String.IsNullOrEmpty(this.AssertionConsumerServiceIndex))
{
// find assertion consumer service location by binding and index.
assertionConsumerSvcUrl = serviceProvider.GetAssertionConsumerServiceLocation(this.Binding, this.AssertionConsumerServiceIndex);
}
else
{
// find assertion consumer service location by binding only, using first found.
assertionConsumerSvcUrl = serviceProvider.GetAssertionConsumerServiceLocation(this.Binding);
}
}
// neither index nor binding, throw exception
if (String.IsNullOrEmpty(this.AssertionConsumerServiceIndex) && String.IsNullOrEmpty(assertionConsumerSvcUrl))
{
throw new Saml2Exception(Resources.AuthnRequestAssertionConsumerServiceNotDefined);
}
// If destination not specified, use SSO location by binding
if (string.IsNullOrEmpty(this.Destination))
{
this.Destination
= identityProvider.GetSingleSignOnServiceLocation(parameters[Saml2Constants.RequestBinding]);
if (string.IsNullOrEmpty(this.Destination))
{
// default to HttpRedirect
this.Destination = identityProvider.GetSingleSignOnServiceLocation(Saml2Constants.HttpRedirectProtocolBinding);
}
}
// Get RequestedAuthnContext if parameters are available...
RequestedAuthnContext reqAuthnContext = GetRequestedAuthnContext(serviceProvider, parameters);
// Get Scoping if available...
Scoping scoping = GetScoping(serviceProvider);
// Generate the XML for the AuthnRequest...
StringBuilder rawXml = new StringBuilder();
rawXml.Append("<samlp:AuthnRequest");
rawXml.Append(" xmlns:samlp=\"urn:oasis:names:tc:SAML:2.0:protocol\"");
rawXml.Append(" xmlns:saml=\"urn:oasis:names:tc:SAML:2.0:assertion\"");
rawXml.Append(" ID=\"" + this.Id + "\"");
rawXml.Append(" Version=\"2.0\"");
rawXml.Append(" IssueInstant=\"" + this.IssueInstant + "\"");
rawXml.Append(" IsPassive=\"" + (this.IsPassive ? "true" : "false") + "\"");
rawXml.Append(" ForceAuthn=\"" + (this.ForceAuthn ? "true" : "false") + "\"");
if (!String.IsNullOrEmpty(this.Consent))
{
rawXml.Append(" Consent=\"" + this.Consent + "\"");
}
if (!String.IsNullOrEmpty(this.Destination))
{
rawXml.Append(" Destination=\"" + this.Destination + "\"");
}
if (!String.IsNullOrEmpty(assertionConsumerSvcUrl))
{
rawXml.Append(" ProtocolBinding=\"" + this.Binding + "\"");
rawXml.Append(" AssertionConsumerServiceURL=\"" + assertionConsumerSvcUrl + "\"");
}
else
{
rawXml.Append(" AssertionConsumerIndex=\"" + this.AssertionConsumerServiceIndex + "\"");
}
rawXml.Append(">");
rawXml.Append("<saml:Issuer>" + serviceProvider.EntityId + "</saml:Issuer>");
rawXml.Append("<samlp:NameIDPolicy AllowCreate=\"" + (this.AllowCreate ? "true" : "false") + "\" />");
if (reqAuthnContext != null)
{
rawXml.Append(reqAuthnContext.GenerateXmlString());
}
if (scoping != null)
{
rawXml.Append(scoping.GenerateXmlString());
}
rawXml.Append("</samlp:AuthnRequest>");
this.xml.LoadXml(rawXml.ToString());
}
private static Scoping GetScoping(ServiceProvider serviceProvider)
{
Scoping scoping = null;
if (serviceProvider.ScopingProxyCount > 0)
{
scoping = new Scoping();
ArrayList idpEntry = new ArrayList();
idpEntry.AddRange(serviceProvider.ScopingIDPList);
scoping.SetIDPEntry(idpEntry);
}
return scoping;
}
