124 lines
4.1 KiB
C#
124 lines
4.1 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Web;
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using System.Web.Hosting;
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using System.Web.Mvc;
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using Umbraco.Core.Logging;
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namespace Umbraco.Core
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{
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/// <summary>
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/// The abstract class for the Umbraco HttpApplication
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/// </summary>
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/// <remarks>
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/// This is exposed in the core so that we can have the IApplicationEventHandler in the core project so that
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/// IApplicationEventHandler's can fire/execute outside of the web contenxt (i.e. in console applications)
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/// </remarks>
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public abstract class UmbracoApplicationBase : System.Web.HttpApplication
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{
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public static event EventHandler ApplicationStarting;
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public static event EventHandler ApplicationStarted;
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/// <summary>
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/// Boots up the Umbraco application
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/// </summary>
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internal void StartApplication(object sender, EventArgs e)
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{
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//don't output the MVC version header (security)
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MvcHandler.DisableMvcResponseHeader = true;
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//boot up the application
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GetBootManager()
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.Initialize()
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.Startup(appContext => OnApplicationStarting(sender, e))
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.Complete(appContext => OnApplicationStarted(sender, e));
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}
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/// <summary>
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/// Initializes the Umbraco application
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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protected void Application_Start(object sender, EventArgs e)
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{
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StartApplication(sender, e);
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}
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/// <summary>
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/// Developers can override this method to modify objects on startup
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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protected virtual void OnApplicationStarting(object sender, EventArgs e)
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{
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if (ApplicationStarting != null)
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ApplicationStarting(sender, e);
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}
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/// <summary>
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/// Developers can override this method to do anything they need to do once the application startup routine is completed.
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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protected virtual void OnApplicationStarted(object sender, EventArgs e)
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{
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if (ApplicationStarted != null)
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ApplicationStarted(sender, e);
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}
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/// <summary>
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/// A method that can be overridden to invoke code when the application has an error.
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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protected virtual void OnApplicationError(object sender, EventArgs e)
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{
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}
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protected void Application_Error(object sender, EventArgs e)
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{
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// Code that runs when an unhandled error occurs
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// Get the exception object.
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var exc = Server.GetLastError();
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// Ignore HTTP errors
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if (exc.GetType() == typeof(HttpException))
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{
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return;
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}
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LogHelper.Error<UmbracoApplicationBase>("An unhandled exception occurred", exc);
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OnApplicationError(sender, e);
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}
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/// <summary>
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/// A method that can be overridden to invoke code when the application shuts down.
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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protected virtual void OnApplicationEnd(object sender, EventArgs e)
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{
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}
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protected void Application_End(object sender, EventArgs e)
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{
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if (SystemUtilities.GetCurrentTrustLevel() == AspNetHostingPermissionLevel.Unrestricted)
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{
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LogHelper.Info<UmbracoApplicationBase>("Application shutdown. Reason: " + HostingEnvironment.ShutdownReason);
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}
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OnApplicationEnd(sender, e);
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}
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protected abstract IBootManager GetBootManager();
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}
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}
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