Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / IdentityModel / System / IdentityModel / Tokens / SamlAuthenticationStatement.cs / 1 / SamlAuthenticationStatement.cs
//------------------------------------------------------------------------------ // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------------------------- namespace System.IdentityModel.Tokens { using System.Collections.Generic; using System.Collections.ObjectModel; using System.Globalization; using System.IdentityModel; using System.IdentityModel.Claims; using System.IdentityModel.Selectors; using System.Runtime.Serialization; using System.Xml.Serialization; using System.Xml; public class SamlAuthenticationStatement : SamlSubjectStatement { DateTime authenticationInstant = DateTime.UtcNow.ToUniversalTime(); string authenticationMethod = XD.SamlDictionary.UnspecifiedAuthenticationMethod.Value; readonly ImmutableCollectionauthorityBindings = new ImmutableCollection (); string dnsAddress; string ipAddress; bool isReadOnly = false; public SamlAuthenticationStatement() { } public SamlAuthenticationStatement(SamlSubject samlSubject, string authenticationMethod, DateTime authenticationInstant, string dnsAddress, string ipAddress, IEnumerable authorityBindings) : base(samlSubject) { if (String.IsNullOrEmpty(authenticationMethod)) throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("authenticationMethod", SR.GetString(SR.SAMLAuthenticationStatementMissingAuthenticationMethod)); this.authenticationMethod = authenticationMethod; this.authenticationInstant = authenticationInstant.ToUniversalTime(); this.dnsAddress = dnsAddress; this.ipAddress = ipAddress; if (authorityBindings != null) { foreach (SamlAuthorityBinding binding in authorityBindings) { if (binding == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.SAMLEntityCannotBeNullOrEmpty, XD.SamlDictionary.Assertion.Value)); this.authorityBindings.Add(binding); } } CheckObjectValidity(); } public DateTime AuthenticationInstant { get {return this.authenticationInstant; } set { if (isReadOnly) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly))); this.authenticationInstant = value; } } public string AuthenticationMethod { get {return this.authenticationMethod; } set { if (isReadOnly) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly))); if (String.IsNullOrEmpty(value)) this.authenticationMethod = XD.SamlDictionary.UnspecifiedAuthenticationMethod.Value; else this.authenticationMethod = value; } } public static string ClaimType { get { return ClaimTypes.Authentication; } } public IList AuthorityBindings { get {return this.authorityBindings; } } public string DnsAddress { get { return this.dnsAddress; } set { if (isReadOnly) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly))); this.dnsAddress = value; } } public string IPAddress { get {return this.ipAddress; } set { if (isReadOnly) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly))); this.ipAddress = value; } } public override bool IsReadOnly { get { return this.isReadOnly; } } public override void MakeReadOnly() { if (!this.isReadOnly) { foreach (SamlAuthorityBinding binding in this.authorityBindings) { binding.MakeReadOnly(); } this.authorityBindings.MakeReadOnly(); this.isReadOnly = true; } } protected override void AddClaimsToList(IList claims) { if (claims == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("claims"); claims.Add(new Claim(ClaimTypes.Authentication, new SamlAuthenticationClaimResource(this.authenticationInstant, this.authenticationMethod, this.dnsAddress, this.ipAddress, this.authorityBindings), Rights.PossessProperty)); } void CheckObjectValidity() { if (this.SamlSubject == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLSubjectStatementRequiresSubject))); // Authenticaton instant is required. We will throw an exception if it is not present while // deserializing a SAML Authentication statement. When creating a new Authentication statement // we set this value to UtcNow. if (String.IsNullOrEmpty(this.authenticationMethod)) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthenticationStatementMissingAuthenticationMethod))); } public override void ReadXml(XmlDictionaryReader reader, SamlSerializer samlSerializer, SecurityTokenSerializer keyInfoSerializer, SecurityTokenResolver outOfBandTokenResolver) { if (reader == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("reader")); if (samlSerializer == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlSerializer")); #pragma warning suppress 56506 // samlSerializer.DictionaryManager is never null. SamlDictionary dictionary = samlSerializer.DictionaryManager.SamlDictionary; string authInstance = reader.GetAttribute(dictionary.AuthenticationInstant, null); if (String.IsNullOrEmpty(authInstance)) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthenticationStatementMissingAuthenticationInstanceOnRead))); this.authenticationInstant = DateTime.ParseExact( authInstance, SamlConstants.AcceptedDateTimeFormats, DateTimeFormatInfo.InvariantInfo, DateTimeStyles.None).ToUniversalTime(); this.authenticationMethod = reader.GetAttribute(dictionary.AuthenticationMethod, null); if (String.IsNullOrEmpty(this.authenticationMethod)) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthenticationStatementMissingAuthenticationMethodOnRead))); reader.MoveToContent(); reader.Read(); if (reader.IsStartElement(dictionary.Subject, dictionary.Namespace)) { SamlSubject subject = new SamlSubject(); subject.ReadXml(reader, samlSerializer, keyInfoSerializer, outOfBandTokenResolver); base.SamlSubject = subject; } else { // Subject is a required element for a Authentication Statement clause. throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthenticationStatementMissingSubject))); } if (reader.IsStartElement(dictionary.SubjectLocality, dictionary.Namespace)) { this.dnsAddress = reader.GetAttribute(dictionary.SubjectLocalityDNSAddress, null); this.ipAddress = reader.GetAttribute(dictionary.SubjectLocalityIPAddress, null); if (reader.IsEmptyElement) { reader.MoveToContent(); reader.Read(); } else { reader.MoveToContent(); reader.Read(); reader.ReadEndElement(); } } while (reader.IsStartElement()) { if (reader.IsStartElement(dictionary.AuthorityBinding, dictionary.Namespace)) { SamlAuthorityBinding binding = new SamlAuthorityBinding(); binding.ReadXml(reader, samlSerializer, keyInfoSerializer, outOfBandTokenResolver); this.authorityBindings.Add(binding); } else { // We do not understand this element. throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLBadSchema, dictionary.AuthenticationStatement))); } } reader.MoveToContent(); reader.ReadEndElement(); } public override void WriteXml(XmlDictionaryWriter writer, SamlSerializer samlSerializer, SecurityTokenSerializer keyInfoSerializer) { CheckObjectValidity(); if (writer == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("writer")); if (samlSerializer == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlSerializer")); #pragma warning suppress 56506 // samlSerializer.DictionaryManager is never null. SamlDictionary dictionary = samlSerializer.DictionaryManager.SamlDictionary; writer.WriteStartElement(dictionary.PreferredPrefix.Value, dictionary.AuthenticationStatement, dictionary.Namespace); writer.WriteStartAttribute(dictionary.AuthenticationMethod, null); writer.WriteString(this.authenticationMethod); writer.WriteEndAttribute(); writer.WriteStartAttribute(dictionary.AuthenticationInstant, null); writer.WriteString(this.authenticationInstant.ToString(SamlConstants.GeneratedDateTimeFormat, CultureInfo.InvariantCulture)); writer.WriteEndAttribute(); this.SamlSubject.WriteXml(writer, samlSerializer, keyInfoSerializer); if ((this.ipAddress != null) || (this.dnsAddress != null)) { writer.WriteStartElement(dictionary.PreferredPrefix.Value, dictionary.SubjectLocality, dictionary.Namespace); if (this.ipAddress != null) { writer.WriteStartAttribute(dictionary.SubjectLocalityIPAddress, null); writer.WriteString(this.ipAddress); writer.WriteEndAttribute(); } if (this.dnsAddress != null) { writer.WriteStartAttribute(dictionary.SubjectLocalityDNSAddress, null); writer.WriteString(this.dnsAddress); writer.WriteEndAttribute(); } writer.WriteEndElement(); } for (int i = 0; i < this.authorityBindings.Count; i++) { this.authorityBindings[i].WriteXml(writer, samlSerializer, keyInfoSerializer); } writer.WriteEndElement(); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. 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