protected void btnLogin_Click(object sender, EventArgs e)
{
SendService service = new SendService();
string userName = this.txtUserName.Text.Trim();
string password = service.GetMD5(txtPassword.Text.Trim());
MySqlConnection con = new MySqlConnection(connectionString);
string cmdString = "select * from tb_users where UserName='******' and Password='******'";
MySqlCommand cmd = new MySqlCommand(cmdString, con);
try
{
con.Open();
MySqlDataReader dr = cmd.ExecuteReader();
dr.Read();
if (dr.HasRows)
{
Session["UserName"] = dr.GetValue(1);
Response.Redirect("~/CarsManage.aspx");
}
else
{
this.lbTips.Text = "账号或密码错误！";
}
dr.Close();
}
catch (Exception ex)
{
}
finally
{
con.Close();
}
}
protected void btnChangePwd_Click(object sender, EventArgs e)
{
if (Session["UserName"] == null)
{
this.lbTips.Text = "用户已经登出！";
return;
}
SendService service = new SendService();
string userName = this.txtUserName.Text.Trim();
string oldPassword = service.GetMD5(txtOldPwd.Text.Trim());
//string newPwd = this.txtNewPwd.Text.Trim();
string newPwdAgain = service.GetMD5(txtNewPwdAgain.Text.Trim());
MySqlConnection con = new MySqlConnection(connectionString);
string cmdString = "select * from tb_users where UserName='******' and Password='******'";
MySqlCommand cmd = new MySqlCommand(cmdString, con);
try
{
con.Open();
MySqlDataReader dr = cmd.ExecuteReader();
dr.Read();
if (dr.HasRows)
{
dr.Close();
//更新数据库中密码
string updateString = "update tb_users set Password='******' where UserName='******'";
cmd.CommandText = updateString;
cmd.ExecuteNonQuery();
this.lbTips.Text = "密码更新成功！";
}
else
{
this.lbTips.Text = "账号或密码错误！";
}
dr.Close();
}
catch (Exception ex)
{
}
finally
{
con.Close();
}
}
