Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / IdentityModel / System / IdentityModel / Tokens / SamlAuthorizationDecisionStatement.cs / 1 / SamlAuthorizationDecisionStatement.cs
//------------------------------------------------------------------------------ // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------------------------- namespace System.IdentityModel.Tokens { using System.Collections; 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; using System.Xml.Serialization; public class SamlAuthorizationDecisionStatement : SamlSubjectStatement { SamlEvidence evidence; readonly ImmutableCollectionactions = new ImmutableCollection (); SamlAccessDecision accessDecision; string resource; bool isReadOnly = false; public SamlAuthorizationDecisionStatement() { } public SamlAuthorizationDecisionStatement(SamlSubject samlSubject, string resource, SamlAccessDecision accessDecision, IEnumerable samlActions) : this(samlSubject, resource, accessDecision, samlActions, null) { } public SamlAuthorizationDecisionStatement(SamlSubject samlSubject, string resource, SamlAccessDecision accessDecision, IEnumerable samlActions, SamlEvidence samlEvidence) : base(samlSubject) { if (samlActions == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("samlActions")); foreach (SamlAction action in samlActions) { if (action == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.SAMLEntityCannotBeNullOrEmpty, XD.SamlDictionary.Action.Value)); this.actions.Add(action); } this.evidence = samlEvidence; this.accessDecision = accessDecision; this.resource = resource; CheckObjectValidity(); } public static string ClaimType { get { return ClaimTypes.AuthorizationDecision; } } public IList SamlActions { get { return this.actions; } } public SamlAccessDecision AccessDecision { get { return this.accessDecision; } set { if (isReadOnly) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly))); this.accessDecision = value; } } public SamlEvidence Evidence { get { return this.evidence; } set { if (isReadOnly) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly))); this.evidence = value; } } public string Resource { get { return this.resource; } set { if (isReadOnly) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.ObjectIsReadOnly))); if (String.IsNullOrEmpty(value)) throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.SAMLAuthorizationDecisionResourceRequired)); this.resource = value; } } public override bool IsReadOnly { get { return this.isReadOnly; } } public override void MakeReadOnly() { if (!this.isReadOnly) { if (this.evidence != null) this.evidence.MakeReadOnly(); foreach (SamlAction action in this.actions) { action.MakeReadOnly(); } this.actions.MakeReadOnly(); this.isReadOnly = true; } } protected override void AddClaimsToList(IList claims) { if (claims == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("claims")); for (int i = 0; i < this.actions.Count; ++i) { claims.Add(new Claim(ClaimTypes.AuthorizationDecision, new SamlAuthorizationDecisionClaimResource(this.resource, this.accessDecision, this.actions[i].Namespace, this.actions[i].Action), Rights.PossessProperty)); } } void CheckObjectValidity() { if (this.SamlSubject == null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLSubjectStatementRequiresSubject))); if (String.IsNullOrEmpty(this.resource)) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorizationDecisionResourceRequired))); if (this.actions.Count == 0) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorizationDecisionShouldHaveOneAction))); } 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; this.resource = reader.GetAttribute(dictionary.Resource, null); if (String.IsNullOrEmpty(this.resource)) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorizationDecisionStatementMissingResourceAttributeOnRead))); string decisionString = reader.GetAttribute(dictionary.Decision, null); if (String.IsNullOrEmpty(decisionString)) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorizationDecisionStatementMissingDecisionAttributeOnRead))); if (decisionString.Equals(SamlAccessDecision.Deny.ToString(), StringComparison.OrdinalIgnoreCase)) this.accessDecision = SamlAccessDecision.Deny; else if (decisionString.Equals(SamlAccessDecision.Permit.ToString(), StringComparison.OrdinalIgnoreCase)) this.accessDecision = SamlAccessDecision.Permit; else accessDecision = SamlAccessDecision.Indeterminate; 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 throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorizationDecisionStatementMissingSubjectOnRead))); while (reader.IsStartElement()) { if (reader.IsStartElement(dictionary.Action, dictionary.Namespace)) { SamlAction action = new SamlAction(); action.ReadXml(reader, samlSerializer, keyInfoSerializer, outOfBandTokenResolver); this.actions.Add(action); } else if (reader.IsStartElement(dictionary.Evidence, dictionary.Namespace)) { if (this.evidence != null) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorizationDecisionHasMoreThanOneEvidence))); this.evidence = new SamlEvidence(); this.evidence.ReadXml(reader, samlSerializer, keyInfoSerializer, outOfBandTokenResolver); } else throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLBadSchema, dictionary.AuthorizationDecisionStatement))); } if (this.actions.Count == 0) throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenException(SR.GetString(SR.SAMLAuthorizationDecisionShouldHaveOneActionOnRead))); 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.AuthorizationDecisionStatement, dictionary.Namespace); writer.WriteStartAttribute(dictionary.Decision, null); writer.WriteString(this.accessDecision.ToString()); writer.WriteEndAttribute(); writer.WriteStartAttribute(dictionary.Resource, null); writer.WriteString(this.resource); writer.WriteEndAttribute(); this.SamlSubject.WriteXml(writer, samlSerializer, keyInfoSerializer); foreach (SamlAction action in this.actions) action.WriteXml(writer, samlSerializer, keyInfoSerializer); if (this.evidence != null) this.evidence.WriteXml(writer, samlSerializer, keyInfoSerializer); writer.WriteEndElement(); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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