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Sonarr/Autofac.Integration.Mvc/AutofacWebTypesModule.cs

179 lines
7.0 KiB

// This software is part of the Autofac IoC container
// Copyright © 2011 Autofac Contributors
// http://autofac.org
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
using System.Web;
using System.Web.Hosting;
using System.Web.Mvc;
using System.Web.Routing;
namespace Autofac.Integration.Mvc
{
/// <summary>
/// Dependency injection module that registers abstractions for common
/// web application properties.
/// </summary>
/// <remarks>
/// <para>
/// This <see cref="Autofac.Module"/> is primarily used during
/// application startup (in <c>Global.asax</c>) to register
/// mappings from commonly referenced contextual application properties
/// to their corresponding abstraction.
/// </para>
/// <para>
/// The following mappings are made:
/// </para>
/// <list type="table">
/// <listheader>
/// <term>Common Construct</term>
/// <description>Abstraction</description>
/// </listheader>
/// <item>
/// <term><c>HttpContext.Current</c></term>
/// <description><see cref="System.Web.HttpContextBase"/></description>
/// </item>
/// <item>
/// <term><c>HttpContext.Current.Application</c></term>
/// <description><see cref="System.Web.HttpApplicationStateBase"/></description>
/// </item>
/// <item>
/// <term><c>HttpContext.Current.Request</c></term>
/// <description><see cref="System.Web.HttpRequestBase"/></description>
/// </item>
/// <item>
/// <term><c>HttpContext.Current.Request.Browser</c></term>
/// <description><see cref="System.Web.HttpBrowserCapabilitiesBase"/></description>
/// </item>
/// <item>
/// <term><c>HttpContext.Current.Request.Files</c></term>
/// <description><see cref="System.Web.HttpFileCollectionBase"/></description>
/// </item>
/// <item>
/// <term><c>HttpContext.Current.Request.RequestContext</c></term>
/// <description><see cref="System.Web.Routing.RequestContext"/></description>
/// </item>
/// <item>
/// <term><c>HttpContext.Current.Response</c></term>
/// <description><see cref="System.Web.HttpResponseBase"/></description>
/// </item>
/// <item>
/// <term><c>HttpContext.Current.Response.Cache</c></term>
/// <description><see cref="System.Web.HttpCachePolicyBase"/></description>
/// </item>
/// <item>
/// <term><c>HttpContext.Current.Server</c></term>
/// <description><see cref="System.Web.HttpServerUtilityBase"/></description>
/// </item>
/// <item>
/// <term><c>HttpContext.Current.Session</c></term>
/// <description><see cref="System.Web.HttpSessionStateBase"/></description>
/// </item>
/// <item>
/// <term><c>HostingEnvironment.VirtualPathProvider</c></term>
/// <description><see cref="System.Web.Hosting.VirtualPathProvider"/></description>
/// </item>
/// </list>
/// <para>
/// In addition, the <see cref="System.Web.Mvc.UrlHelper"/> type is registered
/// for construction based on the current <see cref="System.Web.Routing.RequestContext"/>.
/// </para>
/// <para>
/// The lifetime for each of these items is one web request.
/// </para>
/// </remarks>
public class AutofacWebTypesModule : Module
{
/// <summary>
/// Registers web abstractions with dependency injection.
/// </summary>
/// <param name="builder">
/// The <see cref="Autofac.ContainerBuilder"/> in which registration
/// should take place.
/// </param>
/// <remarks>
/// <para>
/// This method registers mappings between common current context-related
/// web constructs and their associated abstract counterparts. See
/// <see cref="Autofac.Integration.Mvc.AutofacWebTypesModule"/> for the complete
/// list of mappings that get registered.
/// </para>
/// </remarks>
protected override void Load(ContainerBuilder builder)
{
builder.Register(c => new HttpContextWrapper(HttpContext.Current))
.As<HttpContextBase>()
.InstancePerHttpRequest();
// HttpContext properties
builder.Register(c => c.Resolve<HttpContextBase>().Request)
.As<HttpRequestBase>()
.InstancePerHttpRequest();
builder.Register(c => c.Resolve<HttpContextBase>().Response)
.As<HttpResponseBase>()
.InstancePerHttpRequest();
builder.Register(c => c.Resolve<HttpContextBase>().Server)
.As<HttpServerUtilityBase>()
.InstancePerHttpRequest();
builder.Register(c => c.Resolve<HttpContextBase>().Session)
.As<HttpSessionStateBase>()
.InstancePerHttpRequest();
builder.Register(c => c.Resolve<HttpContextBase>().Application)
.As<HttpApplicationStateBase>()
.InstancePerHttpRequest();
// HttpRequest properties
builder.Register(c => c.Resolve<HttpRequestBase>().Browser)
.As<HttpBrowserCapabilitiesBase>()
.InstancePerHttpRequest();
builder.Register(c => c.Resolve<HttpRequestBase>().Files)
.As<HttpFileCollectionBase>()
.InstancePerHttpRequest();
builder.Register(c => c.Resolve<HttpRequestBase>().RequestContext)
.As<RequestContext>()
.InstancePerHttpRequest();
// HttpResponse properties
builder.Register(c => c.Resolve<HttpResponseBase>().Cache)
.As<HttpCachePolicyBase>()
.InstancePerHttpRequest();
// HostingEnvironment properties
builder.Register(c => HostingEnvironment.VirtualPathProvider)
.As<VirtualPathProvider>()
.InstancePerHttpRequest();
// MVC types
builder.Register(c => new UrlHelper(c.Resolve<RequestContext>()))
.As<UrlHelper>()
.InstancePerHttpRequest();
}
}
}