OpenAuth.Net/OpenAuth.WebApi/AutofacExt.cs

// ***********************************************************************
// Assembly         : OpenAuth.Mvc
// Author           : yubaolee
// Created          : 10-26-2015
//
// Last Modified By : yubaolee
// Last Modified On : 10-26-2015
// ***********************************************************************
// <copyright file="AutofacExt.cs" company="www.cnblogs.com/yubaolee">
//     Copyright (c) www.cnblogs.com/yubaolee. All rights reserved.
// </copyright>
// <summary>IOC扩展</summary>
// ***********************************************************************

using System.Reflection;
using System.Web.Http;
using System.Web.Mvc;
using Autofac;
using Autofac.Integration.Mvc;
using Autofac.Integration.WebApi;
using OpenAuth.App;
using OpenAuth.Repository;
using OpenAuth.Repository.Interface;

namespace OpenAuth.WebApi
{
    internal static  class AutofacExt
    {
        public static void InitAutofac()
        {
            var builder = new ContainerBuilder();

            //注册数据库基础操作和工作单元
            builder.RegisterGeneric(typeof(BaseRepository<>)).As(typeof(IRepository<>)).PropertiesAutowired();
            builder.RegisterType(typeof (UnitWork)).As(typeof (IUnitWork)).PropertiesAutowired();

            //注册app层
            builder.RegisterAssemblyTypes(Assembly.GetAssembly(typeof (AuthorizeApp))).PropertiesAutowired();


            // OPTIONAL: Register model binders that require DI.
            builder.RegisterModelBinders(Assembly.GetExecutingAssembly());
            builder.RegisterModelBinderProvider();

            // OPTIONAL: Register web abstractions like HttpContextBase.
            builder.RegisterModule<AutofacWebTypesModule>();

            // OPTIONAL: Enable property injection in view pages.
            builder.RegisterSource(new ViewRegistrationSource());

            // OPTIONAL: Enable property injection into action filters.
            builder.RegisterFilterProvider();

            //注册所有的ApiControllers
            builder.RegisterApiControllers(Assembly.GetExecutingAssembly()).PropertiesAutowired();

            var container = builder.Build();
            HttpConfiguration config = GlobalConfiguration.Configuration;
            //注册api容器需要使用HttpConfiguration对象
            config.DependencyResolver = new AutofacWebApiDependencyResolver(container);
            DependencyResolver.SetResolver(new AutofacDependencyResolver(container));
        }

        /// <summary>
        /// 从容器中获取对象
        /// </summary>
        /// <typeparam name="T"></typeparam>
        public static T GetFromFac<T>()
        {
            return (T)DependencyResolver.Current.GetService(typeof(T));
        }
    }
}