public void ModifyPassword(string userName, string oldPassword, string newPassword)
{
if (string.IsNullOrWhiteSpace(userName))
{
throw new Exception("用户名非法。");
}
// 新密码是否合法？
// 旧密码是否正确？
var theUser = this.GetUser(userName);
if (theUser == null)
{
throw new Exception("用户不存在。");
}
var oldPwdMd5 = HelperTool.BuildMd5(oldPassword);
if (!HelperTool.BytesEquals(oldPwdMd5, theUser.Password))
{
throw new Exception("旧密码不正确。");
}
// 更新密码。
var newPwdMd5 = HelperTool.BuildMd5(newPassword);
GlobalServices.Repository.Update <User>(new { Password = newPwdMd5 }, p => p.Code == theUser.Code);
}
private void btnOK_Click(object sender, EventArgs e)
{
try
{
var actualPwd = HelperTool.BuildMd5(txtPassword.Text);
this.Verification.LogOn(txtUserName.Text, actualPwd);
this.Close();
_retryTimes = 0;
this.DialogResult = DialogResult.OK;
}
catch (Exception ex)
{
if (++_retryTimes > 2)
{
this.DialogResult = DialogResult.No;
}
MessageBox.Show(ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}