/// <summary>
/// Checks if user has already logged in.
/// if not, redirects back to login page with return url;
/// if so, continue.
/// </summary>
public static void AuthenticateUserWithReturnUrl()
{
HttpContext context = HttpContext.Current;
if (context.Session["UserId"] == null)
{
FormsAuthenticationHelper.SignOutAndRedirectToLoginWithReturnUrl();
}
if (context.Session[Constant.SESSION_USERID] != null)
{
string connstring = Client.ConnectionString(HttpContext.Current.Session["clientid"].ToString());
SqlParameter[] sqlparams = new SqlParameter[1];
sqlparams[0] = new SqlParameter("@UserId", SqlDbType.NVarChar);
sqlparams[0].Value = int.Parse(context.Session[Constant.SESSION_USERID].ToString());
String SessionId = (string)SqlHelper.ExecuteScalar(connstring, CommandType.StoredProcedure, "sp_GetUserSessionID", sqlparams);
if ((context.Session["SesId"] == null) || (context.Session["SesId"].ToString() == "") || (context.Session["SesId"].ToString().Trim() != SessionId.Trim()))
{
FormsAuthenticationHelper.SignOutAndRedirectToLogin();
}
}
}
/// <summary>
/// Checks if user has already logged in
/// if not, redirects back to login page
/// if so, continue
/// </summary>
public static void AuthenticateUser()
{
HttpContext context = HttpContext.Current;
if (context.Session["UserId"] == null)
{
FormsAuthenticationHelper.SignOutAndRedirectToLogin();
}
}