protected void loginsubmit_Click(object sender, ImageClickEventArgs e)
{
string UserName = txtUserName.Text.Trim();
string UserPwd = txtUserPwd.Text.Trim();
if (UserName.Equals("") || UserPwd.Equals("") || TextCode.Equals(""))
{
lbMsg.Text = "请输入您要登录用户名,密码,以及验证码";
}
else
{
if (Session["CheckCode"] == null || Session["CheckCode"].ToString() == String.Empty)
{
lbMsg.Text = "验证码过期，请刷新!";
return;
}
if (TextCode.Text.ToString().Trim() != Session["CheckCode"].ToString())
{
lbMsg.Text = "用户登入失败，验证码不正确!";
new AdminBase().SaveLogs(UserName, "[用户登录]状态：登入失败，验证码不正确！");
}
else
{
if (Session["AdminLoginSun"] == null)
{
Session["AdminLoginSun"] = 1;
}
else
{
Session["AdminLoginSun"] = Convert.ToInt32(Session["AdminLoginSun"]) + 1;
}
//判断登录
if (Session["AdminLoginSun"] != null && Convert.ToInt32(Session["AdminLoginSun"]) > 3)
{
lbMsg.Text = "登录错误超过3次，请关闭浏览器重新登录。";
}
else if (new AdminBase().bllchkAdminLogin(UserName, DESEncrypt.Encrypt(UserPwd)))
{
//保存日志
new AdminBase().SaveLogs(UserName, "[用户登录]状态：登录成功！");
Response.Redirect("index.aspx");
}
else
{
lbMsg.Text = "您输入的用户名或密码不正确";
//保存日志
new AdminBase().SaveLogs(UserName, "[用户登录] 状态：登录失败！");
}
}
}
}