WS2007HttpBinding.cs source code in C# .NET

                        Code:
                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / WS2007HttpBinding.cs / 1 / WS2007HttpBinding.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 WS2007HttpBinding : WSHttpBinding
    { 
        static readonly ReliableMessagingVersion WS2007ReliableMessagingVersion = ReliableMessagingVersion.WSReliableMessaging11;
        static readonly TransactionProtocol WS2007TransactionProtocol = TransactionProtocol.WSAtomicTransaction11; 
        static readonly MessageSecurityVersion WS2007MessageSecurityVersion = MessageSecurityVersion.WSSecurity11WSTrust13WSSecureConversation13WSSecurityPolicy12BasicSecurityProfile10; 

        public WS2007HttpBinding(string configName) : this() 
        {
            ApplyConfiguration(configName);
        }
 
        public WS2007HttpBinding() : base()
        { 
            this.ReliableSessionBindingElement.ReliableMessagingVersion = WS2007ReliableMessagingVersion; 
            this.TransactionFlowBindingElement.TransactionProtocol = WS2007TransactionProtocol;
            this.HttpsTransport.MessageSecurityVersion = WS2007MessageSecurityVersion; 
        }

        public WS2007HttpBinding(SecurityMode securityMode) : this(securityMode, false)
        { 
        }
 
        public WS2007HttpBinding(SecurityMode securityMode, bool reliableSessionEnabled) 
            : base(securityMode, reliableSessionEnabled)
        { 
            this.ReliableSessionBindingElement.ReliableMessagingVersion = WS2007ReliableMessagingVersion;
            this.TransactionFlowBindingElement.TransactionProtocol = WS2007TransactionProtocol;
            this.HttpsTransport.MessageSecurityVersion = WS2007MessageSecurityVersion;
        } 

        internal WS2007HttpBinding(WSHttpSecurity security, bool reliableSessionEnabled) 
            : base(security, reliableSessionEnabled) 
        {
            this.ReliableSessionBindingElement.ReliableMessagingVersion = WS2007ReliableMessagingVersion; 
            this.TransactionFlowBindingElement.TransactionProtocol = WS2007TransactionProtocol;
            this.HttpsTransport.MessageSecurityVersion = WS2007MessageSecurityVersion;
        }
 
        void ApplyConfiguration(string configurationName)
        { 
            WS2007HttpBindingCollectionElement section = WS2007HttpBindingCollectionElement.GetBindingCollectionElement(); 
            WS2007HttpBindingElement element = section.Bindings[configurationName];
            if (element == null) 
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationErrorsException(
                    SR.GetString(SR.ConfigInvalidBindingConfigurationName,
                                 configurationName, 
                                 ConfigurationStrings.WS2007HttpBindingCollectionElementName)));
            } 
            else 
            {
                element.ApplyConfiguration(this); 
            }
        }

        protected override SecurityBindingElement CreateMessageSecurity() 
        {
            return this.Security.CreateMessageSecurity(this.ReliableSession.Enabled, WS2007MessageSecurityVersion); 
        } 

        // This is effectively just a copy of WSHttpBinding.TryCreate(), only it news up the 2007 version 
        internal new static bool TryCreate(SecurityBindingElement sbe, TransportBindingElement transport, ReliableSessionBindingElement rsbe, TransactionFlowBindingElement tfbe, out Binding binding)
        {
            bool isReliableSession = (rsbe != null);
            binding = null; 

            // reverse GetTransport 
            HttpTransportSecurity transportSecurity = WSHttpSecurity.GetDefaultHttpTransportSecurity(); 
            UnifiedSecurityMode mode;
            if (!WSHttpBinding.GetSecurityModeFromTransport(transport, transportSecurity, out mode)) 
            {
                return false;
            }
 
            HttpsTransportBindingElement httpsBinding = transport as HttpsTransportBindingElement;
            if (httpsBinding != null && httpsBinding.MessageSecurityVersion != null) 
            { 
                if (httpsBinding.MessageSecurityVersion.SecurityPolicyVersion != WS2007MessageSecurityVersion.SecurityPolicyVersion)
                { 
                    return false;
                }
            }
 
            WSHttpSecurity security;
            if (WS2007HttpBinding.TryCreateSecurity(sbe, mode, transportSecurity, isReliableSession, out security)) 
            { 
                WS2007HttpBinding ws2007HttpBinding = new WS2007HttpBinding(security, isReliableSession);
 
                bool allowCookies;
                if (!WSHttpBinding.TryGetAllowCookiesFromTransport(transport, out allowCookies))
                {
                    return false; 
                }
 
                ws2007HttpBinding.AllowCookies = allowCookies; 
                binding = ws2007HttpBinding;
            } 

            if (rsbe != null && rsbe.ReliableMessagingVersion != ReliableMessagingVersion.WSReliableMessaging11)
            {
                return false; 
            }
 
            if (tfbe != null && tfbe.TransactionProtocol != TransactionProtocol.WSAtomicTransaction11) 
            {
                return false; 
            }

            return binding != null;
        } 

        // This is effectively just a copy of WSHttpBinding.TryCreateSecurity(), only it passes the 2007 security version 
        static bool TryCreateSecurity(SecurityBindingElement sbe, UnifiedSecurityMode mode, HttpTransportSecurity transportSecurity, bool isReliableSession, out WSHttpSecurity security) 
        {
            if (!WSHttpSecurity.TryCreate(sbe, mode, transportSecurity, isReliableSession, out security)) 
                return false;
            // the last check: make sure that security binding element match the incoming security
            return SecurityElement.AreBindingsMatching(security.CreateMessageSecurity(isReliableSession, WS2007MessageSecurityVersion), sbe);
        } 

    } 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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WS2007HttpBinding.cs source code in C# .NET

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