MVC Basic Site: Step 1 – Multilingual Site Skeleton

using System;
using System.Web.Mvc;
//
using MvcBasicSite.Models;
using MvcBasic.Logic;

namespace MvcBasicSite.Controllers
{
    /// <summary>
    /// Defines the base controller.
    /// </summary>
    /// <remarks>
    /// This is the base class for all site's controllers.
    /// </remarks>
    public class BaseController : Controller
    {
        /// <summary>
        /// Gets the current site session.
        /// </summary>
        public SiteSession CurrentSiteSession
        {
            get
            {
                SiteSession shopSession = (SiteSession)this.Session["SiteSession"];
                return shopSession;
            }
        }
        /// <summary>
        /// The data context.
        /// </summary>
        protected MvcBasicSiteEntities _db = new MvcBasicSiteEntities();

        /// <summary>
        /// Dispose the used resource.
        /// </summary>
        /// <param name="disposing">The disposing flag.</param>
        protected override void Dispose(bool disposing)
        {
            _db.Dispose();
            base.Dispose(disposing);
        }

        /// <summary>
        /// Manage the internationalization before to invokes the action in the current controller context.
        /// </summary>
        protected override void ExecuteCore()
        {
            int culture = 0;
            if (this.Session == null || this.Session["CurrentUICulture"] == null)
            {
                int.TryParse(System.Configuration.ConfigurationManager.AppSettings["Culture"], out culture);
                this.Session["CurrentUICulture"] = culture;
            }
            else
            {
                culture = (int)this.Session["CurrentUICulture"];
            }
            //
            SiteSession.CurrentUICulture = culture;
            //
            // Invokes the action in the current controller context.
            //
            base.ExecuteCore();
        }

        /// <summary>
        /// Called when an unhandled exception occurs in the action.
        /// </summary>
        /// <param name="filterContext">Information about the current request and action.</param>
        protected override void OnException(ExceptionContext filterContext)
        {
            if (filterContext.Exception is UnauthorizedAccessException)
            {
                filterContext.ExceptionHandled = true;
                filterContext.Result = RedirectToAction("Home", "Index");
            }
            //
            base.OnException(filterContext);
        }

    }
}