Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / WSFederationHttpBinding.cs / 1 / WSFederationHttpBinding.cs
//------------------------------------------------------------ // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------- namespace System.ServiceModel { using System; using System.Text; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Configuration; using System.Globalization; using System.Net; using System.Net.Security; using System.Runtime.Serialization; using System.Security.Principal; using System.ServiceModel.Channels; using System.ServiceModel.Configuration; using System.ServiceModel.Security; using System.Xml; public class WSFederationHttpBinding : WSHttpBindingBase { static readonly MessageSecurityVersion WSMessageSecurityVersion = MessageSecurityVersion.WSSecurity11WSTrustFebruary2005WSSecureConversationFebruary2005WSSecurityPolicy11BasicSecurityProfile10; Uri privacyNoticeAt; int privacyNoticeVersion; WSFederationHttpSecurity security = new WSFederationHttpSecurity(); public WSFederationHttpBinding(string configName) : this() { ApplyConfiguration(configName); } public WSFederationHttpBinding() : base() { } public WSFederationHttpBinding(WSFederationHttpSecurityMode securityMode) : this(securityMode, false) { } public WSFederationHttpBinding(WSFederationHttpSecurityMode securityMode, bool reliableSessionEnabled) : base(reliableSessionEnabled) { security.Mode = securityMode; } internal WSFederationHttpBinding(WSFederationHttpSecurity security, PrivacyNoticeBindingElement privacy, bool reliableSessionEnabled) : base(reliableSessionEnabled) { this.security = security; if ( null != privacy ) { this.privacyNoticeAt = privacy.Url; this.privacyNoticeVersion = privacy.Version; } } public Uri PrivacyNoticeAt { get { return this.privacyNoticeAt; } set { this.privacyNoticeAt = value; } } public int PrivacyNoticeVersion { get { return this.privacyNoticeVersion; } set { this.privacyNoticeVersion = value; } } public WSFederationHttpSecurity Security { get { return this.security; } } void ApplyConfiguration(string configurationName) { WSFederationHttpBindingCollectionElement section = WSFederationHttpBindingCollectionElement.GetBindingCollectionElement(); WSFederationHttpBindingElement element = section.Bindings[configurationName]; if (element == null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationErrorsException( SR.GetString(SR.ConfigInvalidBindingConfigurationName, configurationName, ConfigurationStrings.WSFederationHttpBindingCollectionElementName))); } else { element.ApplyConfiguration(this); } } PrivacyNoticeBindingElement CreatePrivacyPolicy() { PrivacyNoticeBindingElement privacy = null; if (this.PrivacyNoticeAt != null) { privacy = new PrivacyNoticeBindingElement(); privacy.Url = this.PrivacyNoticeAt; privacy.Version = this.privacyNoticeVersion; } return privacy; } // if you make changes here, see also WS2007FederationHttpBinding.TryCreate() internal static bool TryCreate(SecurityBindingElement sbe, TransportBindingElement transport, PrivacyNoticeBindingElement privacy, ReliableSessionBindingElement rsbe, TransactionFlowBindingElement tfbe, out Binding binding) { bool isReliableSession = (rsbe != null); binding = null; // reverse GetTransport HttpTransportSecurity transportSecurity = new HttpTransportSecurity(); WSFederationHttpSecurityMode mode; if (!GetSecurityModeFromTransport(transport, transportSecurity, out mode)) { return false; } HttpsTransportBindingElement httpsBinding = transport as HttpsTransportBindingElement; if (httpsBinding != null && httpsBinding.MessageSecurityVersion != null) { if (httpsBinding.MessageSecurityVersion.SecurityPolicyVersion != WSMessageSecurityVersion.SecurityPolicyVersion) { return false; } } WSFederationHttpSecurity security; if (TryCreateSecurity(sbe, mode, transportSecurity, isReliableSession, out security)) { binding = new WSFederationHttpBinding(security, privacy, isReliableSession); } if (rsbe != null && rsbe.ReliableMessagingVersion != ReliableMessagingVersion.WSReliableMessagingFebruary2005) { return false; } if (tfbe != null && tfbe.TransactionProtocol != TransactionProtocol.WSAtomicTransactionOctober2004) { return false; } return binding != null; } protected override TransportBindingElement GetTransport() { if (security.Mode == WSFederationHttpSecurityMode.None || security.Mode == WSFederationHttpSecurityMode.Message) { return this.HttpTransport; } else { return this.HttpsTransport; } } internal static bool GetSecurityModeFromTransport(TransportBindingElement transport, HttpTransportSecurity transportSecurity, out WSFederationHttpSecurityMode mode) { mode = WSFederationHttpSecurityMode.None | WSFederationHttpSecurityMode.Message | WSFederationHttpSecurityMode.TransportWithMessageCredential; if (transport is HttpsTransportBindingElement) { mode = WSFederationHttpSecurityMode.TransportWithMessageCredential; } else if (transport is HttpTransportBindingElement) { mode = WSFederationHttpSecurityMode.None | WSFederationHttpSecurityMode.Message; } else { return false; } return true; } protected override SecurityBindingElement CreateMessageSecurity() { return security.CreateMessageSecurity(this.ReliableSession.Enabled, WSMessageSecurityVersion); } // if you make changes here, see also WS2007FederationHttpBinding.TryCreateSecurity() static bool TryCreateSecurity(SecurityBindingElement sbe, WSFederationHttpSecurityMode mode, HttpTransportSecurity transportSecurity, bool isReliableSession, out WSFederationHttpSecurity security) { if (!WSFederationHttpSecurity.TryCreate(sbe, mode, transportSecurity, isReliableSession, WSMessageSecurityVersion, out security)) return false; // the last check: make sure that security binding element match the incoming security return SecurityElement.AreBindingsMatching(security.CreateMessageSecurity(isReliableSession, WSMessageSecurityVersion), sbe); } public override BindingElementCollection CreateBindingElements() { // return collection of BindingElements BindingElementCollection bindingElements = base.CreateBindingElements(); // order of BindingElements is important PrivacyNoticeBindingElement privacy = this.CreatePrivacyPolicy(); if (privacy != null) { // This must go first. bindingElements.Insert( 0, privacy ); } return bindingElements; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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