AsmxEndpointPickerExtension.cs source code in C# .NET

                        Code:
                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Extensions / Compilation / WCFModel / AsmxEndpointPickerExtension.cs / 1305376 / AsmxEndpointPickerExtension.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//   Copyright (C) Microsoft Corporation. All Rights Reserved.
// 
//----------------------------------------------------------------------------- 

using System; 
using System.Collections.Generic; 
using System.Security.Permissions;
using System.Web.Services.Description; 
using System.Security;

#if WEB_EXTENSIONS_CODE
namespace System.Web.Compilation.WCFModel 
#else
namespace Microsoft.VSDesigner.WCFModel 
#endif 
{
    ///  
    /// Wsdl import extension to remove the soap1.2 endpoint for ASMX services.
    /// By default, ASMX services expose two endpoints, soap & soap1.2. In order
    /// to have easy-of-use-parity with VS2005 ASMX web service consumption
    /// we remove one of the endpoints for this special case. 
    /// 
#if WEB_EXTENSIONS_CODE 
    [PermissionSet(SecurityAction.InheritanceDemand, Name="FullTrust")] 
    // Transparency
    [SecurityCritical] 
    internal class AsmxEndpointPickerExtension : System.ServiceModel.Description.IWsdlImportExtension
#else
    [PermissionSet(SecurityAction.InheritanceDemand, Name = "FullTrust")]
    // Transparency 
    [SecurityCritical]
    internal class AsmxEndpointPickerExtension : System.ServiceModel.Description.IWsdlImportExtension 
#endif 
    {
 
        [SecuritySafeCritical]
        void System.ServiceModel.Description.IWsdlImportExtension.ImportContract(System.ServiceModel.Description.WsdlImporter importer, System.ServiceModel.Description.WsdlContractConversionContext context)
        {
            // We don't really care... 
        }
 
        [SecuritySafeCritical] 
        void System.ServiceModel.Description.IWsdlImportExtension.ImportEndpoint(System.ServiceModel.Description.WsdlImporter importer, System.ServiceModel.Description.WsdlEndpointConversionContext context)
        { 
            // We don't really care...
        }

        ///  
        /// Remove the Soap1.2 endpoint for ASMX web services if the service exposes
        /// both a soap and a  soap 1.2 endpoint 
        ///  
        /// WSDL documents to modify
        /// Ignored 
        /// Ignored
        // Transparency
        [SecuritySafeCritical]
        void System.ServiceModel.Description.IWsdlImportExtension.BeforeImport(System.Web.Services.Description.ServiceDescriptionCollection wsdlDocuments, System.Xml.Schema.XmlSchemaSet xmlSchemas, System.Collections.Generic.ICollection policy) 
        {
            if (wsdlDocuments == null) 
            { 
                throw new ArgumentNullException("wsdlDocuments");
            } 

            foreach (ServiceDescription document in wsdlDocuments)
            {
                foreach (Service service in document.Services) 
                {
                    // We only touch services that have exactly two endpoints 
                    // (soap & soap 1.2) 
                    if (service.Ports.Count != 2) continue;
 
                    Port portToDelete = null;

                    // Check both ports to see if they are a soap & soap 1.2 pair
                    if (IsSoapAsmxPort(typeof(SoapAddressBinding), service.Ports[0]) && IsSoapAsmxPort(typeof(Soap12AddressBinding), service.Ports[1])) 
                    {
                        portToDelete = service.Ports[1]; 
                    } 
                    else if (IsSoapAsmxPort(typeof(SoapAddressBinding), service.Ports[1]) && IsSoapAsmxPort(typeof(Soap12AddressBinding), service.Ports[0]))
                    { 
                        portToDelete = service.Ports[0];
                    }

                    if (portToDelete != null) 
                    {
                        service.Ports.Remove(portToDelete); 
 
                        if (portToDelete.Binding != null)
                        { 
                            // Find any associated bindings so that we can remove
                            // them as well...
                            List bindingsToDelete = new List();
 
                            foreach (Binding binding in document.Bindings)
                            { 
                                if (String.Equals(binding.Name, portToDelete.Binding.Name, StringComparison.Ordinal)) 
                                {
                                    bindingsToDelete.Add(binding); 
                                }
                            }

                            foreach (Binding bindingToDelete in bindingsToDelete) 
                            {
                                document.Bindings.Remove(bindingToDelete); 
                            } 
                        }
                    } 
                }
            }
        }
 
        /// 
        /// Is the given port an ASMX endpoint with the given SOAP address type? 
        ///  
        /// 
        ///  
        /// 
        // Transparency
        [SecuritySafeCritical]
        private bool IsSoapAsmxPort(System.Type addressType, Port port) 
        {
            SoapAddressBinding addressBinding = port.Extensions.Find(addressType) as SoapAddressBinding; 
            if (addressBinding != null && addressBinding.GetType() == addressType && IsAsmxUri(addressBinding.Location)) 
            {
                return true; 
            }
            else
            {
                return false; 
            }
        } 
 
        /// 
        /// Is the given location an URL that has a .asmx file extension 
        /// 
        /// 
        /// 
        private bool IsAsmxUri(string location) 
        {
            Uri uri = null; 
 
            // Invalid URI - that can't be an ASMX service...
            if (!System.Uri.TryCreate(location, UriKind.Absolute, out uri)) 
            {
                return false;
            }
 
            //  Check if the "filename" part of the URL has a .asmx file extension
            string[] segments = uri.Segments; 
 
            if (segments.Length > 0)
            { 
                try
                {
                    string fileName = segments[segments.Length - 1];
                    if (String.Equals(System.IO.Path.GetExtension(fileName), ".asmx", StringComparison.OrdinalIgnoreCase)) 
                    {
                        return true; 
                    } 
                }
                catch (System.ArgumentException) 
                {
                    // This was most likely an invalid path... well, let's just treat this as if
                    // this is not an ASMX endpoint...
                } 
            }
            return false; 
        } 
    }
} 

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

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