public void Init(HttpApplication context)
{
_formsAuthenticationModule = new FormsAuthenticationModule();
// используется блок try-catch, так как при инициализации _formsAuthenticationModule могут возникнуть всякие exception'ы (например, при попытке его подцепиться ко всяким событиям application'а, context'а или request'а).
try
{
using (HttpApplication fakeApplication = new HttpApplication())
{
_formsAuthenticationModule.Init(fakeApplication);
}
}
catch (Exception)
{
}
// using reflection - need FULL TRUST
Type t = _formsAuthenticationModule.GetType();
_formsAuthenticationModuleOnEnter = t.GetMethod("OnEnter", BindingFlags.NonPublic | BindingFlags.Instance, null, new Type[] { typeof(Object), typeof(EventArgs) }, null);
_formsAuthenticationModuleOnLeave = t.GetMethod("OnLeave", BindingFlags.NonPublic | BindingFlags.Instance, null, new Type[] { typeof(Object), typeof(EventArgs) }, null);
if (_formsAuthenticationModuleOnEnter == null || _formsAuthenticationModuleOnLeave == null)
{
throw new Exception("Unable to get all required FormsAuthenticationModule entrypoints using reflection.");
}
context.AuthenticateRequest += new EventHandler(OnAuthenticateRequest);
context.PostAuthenticateRequest += new EventHandler(OnPostAuthenticateRequest);
context.EndRequest += new EventHandler(OnEndRequest);
}
public void Module()
{
// only the ctor requires UnmanagedCode
module.Init(app);
module.Authenticate += new FormsAuthenticationEventHandler(Authenticate);
module.Authenticate -= new FormsAuthenticationEventHandler(Authenticate);
module.Dispose(); // but doesn't implement IDisposable
}