ASP Fromwork中的修改密码和重置密码

    protected void ChangePassword_Click(object sender, EventArgs e)
    {
        if (IsValid)
        {
            UserManager manager = new UserManager();
            string UserID = User.Identity.GetUserId();
            //IdentityResult result = manager.ChangePassword(UserID, CurrentPassword.Text, NewPassword.Text);//修改密码
            var provider = new DpapiDataProtectionProvider("SampleAppName");
            manager.UserTokenProvider = new DataProtectorTokenProvider<ApplicationUser>(provider.Create("SampleTokenName"));//
            string token = manager.GeneratePasswordResetToken(UserID);
            IdentityResult result =manager.ResetPassword(UserID, token, NewPassword.Text); //重设密码
            if (result.Succeeded)
            {
                var user = manager.FindById(User.Identity.GetUserId());
                IdentityHelper.SignIn(manager, user, isPersistent: false);
                Response.Redirect("~/Account/Manage?m=ChangePwdSuccess");
            }
            else
            {
                AddErrors(result);
            }
        }
    }