2008-11-20 EPiServer: Page Not Found!

2008-11-20 episerver-page-not-found

# Title: EPiServer: Page Not Found!
# Author: Mikael Lundin
# Link: http://blog.mikaellundin.name/2008/11/20/episerver-page-not-found.html

Global.cs

public class Global : EPiServer.Global
{
 public void Application_Start(object sender, EventArgs e)
 {
  DataFactory.Instance.DeletingPage += new PageEventHandler(UnsubscribePage);
 }

 public static void UnsubscribePage(object sender, PageEventArgs e)
 {
  int i = 0;
  int totalPages = 0;
  ProfileInfoCollection profiles = 
   ProfileManager.GetAllProfiles(ProfileAuthenticationOption.All, i++, 100, out totalPages);

  foreach (ProfileInfo profile in profiles)
  {
   EPiServerProfile epProfile = EPiServerProfile.Get(profile.UserName);
   epProfile.SubscriptionInfo.UnSubscribe(e.PageLink);                           
  }
 }
}

PageExists.cs

public static PageExists(this DataFactory instance, PageReference pageLink)
{
 try { DataFactory.Instance.GetPage(pageLink); return true; }
 catch (PageNotFoundException) { return false; }
}