FormsAuthenticationEventArgs.User Properti

Definisi

Ruang nama:

System.Web.Security

Rakitan:

System.Web.dll

Mendapatkan atau mengatur objek yang IPrincipal akan dikaitkan dengan permintaan saat ini.

public:
 property System::Security::Principal::IPrincipal ^ User { System::Security::Principal::IPrincipal ^ get(); void set(System::Security::Principal::IPrincipal ^ value); };

public System.Security.Principal.IPrincipal User { get; set; }

member this.User : System.Security.Principal.IPrincipal with get, set

Public Property User As IPrincipal

Nilai Properti

IPrincipal

Objek IPrincipal yang akan dikaitkan dengan permintaan saat ini.

Contoh

Contoh berikut menggunakan peristiwa FormsAuthentication_OnAuthenticate untuk mengatur User properti saat ini HttpContext ke GenericPrincipal objek dengan kustom Identity.

public void FormsAuthentication_OnAuthenticate(object sender, FormsAuthenticationEventArgs args)
{
  if (FormsAuthentication.CookiesSupported)
  {
    if (Request.Cookies[FormsAuthentication.FormsCookieName] != null)
    {
      try
      {
        FormsAuthenticationTicket ticket = FormsAuthentication.Decrypt(
          Request.Cookies[FormsAuthentication.FormsCookieName].Value);
        
        args.User = new System.Security.Principal.GenericPrincipal(
          new Samples.AspNet.Security.MyFormsIdentity(ticket),
          new string[0]);
      }
      catch (Exception e)
      {
        // Decrypt method failed.
      }
    }
  }
  else
  {
    throw new HttpException("Cookieless Forms Authentication is not " +
                            "supported for this application.");
  }
}

Public Sub FormsAuthentication_OnAuthenticate(sender As Object, _
                                              args As FormsAuthenticationEventArgs)
  If FormsAuthentication.CookiesSupported Then
    If Not Request.Cookies(FormsAuthentication.FormsCookieName) Is Nothing Then
      Try
        Dim ticket As FormsAuthenticationTicket = FormsAuthentication.Decrypt( _
          Request.Cookies(FormsAuthentication.FormsCookieName).Value)
        
        args.User = New System.Security.Principal.GenericPrincipal( _
          New Samples.AspNet.Security.MyFormsIdentity(ticket), _
          New String(0) {})
      Catch e As HttpException
        ' Decrypt method failed.
      End Try
    End If
  Else
      Throw New Exception("Cookieless Forms Authentication is not " & _
                            "supported for this application.")
  End If
End Sub

Keterangan

Anda dapat menggunakan User properti untuk mengatur User properti saat ini HttpContext ke objek kustom IPrincipal .

Jika Anda tidak menentukan nilai untuk User properti selama peristiwa FormsAuthentication_OnAuthenticate , identitas yang disediakan oleh tiket autentikasi formulir di cookie atau URL akan digunakan.

Lihat juga

• Penyedia Autentikasi Formulir