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//-----------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------------------------
namespace System.ServiceModel.ComIntegration
{
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.ServiceModel;
using System.ServiceModel.Configuration;
using System.ServiceModel.Diagnostics;
class WebHostedComPlusServiceHost : ComPlusServiceHost
{
public WebHostedComPlusServiceHost(string webhostParams, Uri[] baseAddresses)
{
foreach (Uri address in baseAddresses)
this.InternalBaseAddresses.Add(address);
// Split up the parameter string into "clsid,appid".
//
string[] parameters = webhostParams.Split(',');
if (parameters.Length != 2)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(System.ServiceModel.ComIntegration.Error.ListenerInitFailed(
SR.GetString(SR.ServiceStringFormatError,
webhostParams)));
}
Guid clsid;
Guid appId;
if (!DiagnosticUtility.Utility.TryCreateGuid(parameters[0], out clsid))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(System.ServiceModel.ComIntegration.Error.ListenerInitFailed(
SR.GetString(SR.ServiceStringFormatError,
webhostParams)));
}
if (!DiagnosticUtility.Utility.TryCreateGuid(parameters[1], out appId))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(System.ServiceModel.ComIntegration.Error.ListenerInitFailed(
SR.GetString(SR.ServiceStringFormatError,
webhostParams)));
}
// "B" == "With dashes and curly braces"
// (The catalog gives us GUIDs in this format)
//
string clsidString = clsid.ToString("B").ToUpperInvariant();
// Look up the COM+ AdminSDK information for this
// AppID/CLSID pair.
//
ComCatalogObject application;
application = CatalogUtil.FindApplication(appId);
if (application == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(System.ServiceModel.ComIntegration.Error.ListenerInitFailed(
SR.GetString(SR.ApplicationNotFound,
appId.ToString("B").ToUpperInvariant())));
}
ComCatalogCollection classes;
classes = application.GetCollection("Components");
ComCatalogObject classObject = null;
foreach (ComCatalogObject tempClassObject in classes)
{
string otherClsid = (string)tempClassObject.GetValue("CLSID");
if (clsidString.Equals(
otherClsid,
StringComparison.OrdinalIgnoreCase))
{
classObject = tempClassObject;
break;
}
}
if (classObject == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(System.ServiceModel.ComIntegration.Error.ListenerInitFailed(
SR.GetString(SR.ClsidNotInApplication,
clsidString,
appId.ToString("B").ToUpperInvariant())));
}
// Load up Indigo configuration, get the configuration for
// this service.
//
ServicesSection services = ServicesSection.GetSection();
ServiceElement service = null;
foreach (ServiceElement serviceInConfig in services.Services)
{
Guid clsidFromConfig = Guid.Empty;
Guid appidFromConfig = Guid.Empty;
string[] serviceParams = serviceInConfig.Name.Split(',');
if (serviceParams.Length != 2)
{
continue;
}
if (!DiagnosticUtility.Utility.TryCreateGuid(serviceParams[0], out appidFromConfig))
{
// We are tolerant of having non COM+ based services
// for webhost.
continue;
}
if (!DiagnosticUtility.Utility.TryCreateGuid(serviceParams[1], out clsidFromConfig))
{
// We are tolerant of having non COM+ based services
// for webhost.
continue;
}
if (clsidFromConfig == clsid && appidFromConfig == appId)
{
service = serviceInConfig;
break;
}
}
if (service == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(System.ServiceModel.ComIntegration.Error.ListenerInitFailed(
SR.GetString(SR.ClsidNotInConfiguration,
clsidString)));
}
// Hosting mode evaluation
//
HostingMode hostingMode;
int activation = (int)application.GetValue("Activation");
if (activation == 0)
{
hostingMode = HostingMode.WebHostInProcess;
}
else
{
hostingMode = HostingMode.WebHostOutOfProcess;
}
// Now we have everything we need, do common
// initialization.
//
Initialize(clsid,
service,
application,
classObject,
hostingMode);
}
}
}
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