//更新密码
//修改密码
protected void Button8_Click(object sender, EventArgs e)
{
AdminManager am = new AdminManager();
Admin a = (Admin)Session["admin"];
if (TextBox12.Text.ToString() == a.passwd) //原密码是否正确
{
if (TextBox13.Text.ToString() != null)
{
a.passwd = TextBox14.Text.ToString();
if (am.Update(a)) //更新新密码
Response.Write("<Script Language=JavaScript>alert('修改成功，请重新登录！');</Script>");
}
else
Response.Write("<Script Language=JavaScript>alert('密码不能为空');</Script>");
}
else
{
Response.Write("<Script Language=JavaScript>alert('原密码错误，请重试！');</Script>");
TextBox12.Text = "";
}
}
protected void Page_Load(object sender, EventArgs e)
{
try
{
if (!string.IsNullOrEmpty(Request.QueryString["Action"]))//获取form的Action中的参数
{
Action = Request.QueryString["Action"].Trim().ToLower();//去掉空格并变小写
}
switch (Action)
{
case "login":
if (!string.IsNullOrEmpty(Request.Form["TxtUserName"]) && !string.IsNullOrEmpty(Request.Form["TxtPassword"]))//获取form中的参数
{
string UserName = Request.Form["TxtUserName"].ToString();
string UserPassword = Request.Form["TxtPassword"].ToString();
string Identity = Request.Form["DropExpiration"].ToString();
StudentManager StudentMan = new StudentManager();
TeacherManager TeacherMan = new TeacherManager();
AdminManager AdminMan = new AdminManager();
try
{
if (Identity.Equals("student"))
{
if (UserPassword != StudentMan.GetStudent(UserName).passwd)
{
Response.Write("<Script Language=JavaScript>alert('密码或用户名错误，请重试！');</Script>");
}
else
{
Session["UserRole"] = "Student";
Session["student"] = StudentMan.GetStudent(UserName);
Response.Redirect("StudentMainForm.aspx");
}
}
else if (Identity.Equals("teacher"))
{
if (UserPassword != TeacherMan.GetTeacher(UserName).passwd)
{
Response.Write("<Script Language=JavaScript>alert('密码或用户名错误，请重试！');</Script>");
}
else
{
Session["UserRole"] = "Teacher";
Session["teacher"] = TeacherMan.GetTeacher(UserName);
Response.Redirect("AddCourse.aspx");
}
}
else if (Identity.Equals("admin"))
{
if (UserPassword != AdminMan.GetAdmin(UserName).passwd)
{
Response.Write("<Script Language=JavaScript>alert('密码或用户名错误，请重试！');</Script>");
}
else
{
Session["UserRole"] = "Admin";
Session["admin"] = AdminMan.GetAdmin(UserName);
Response.Redirect("admin.aspx?user="******"<Script Language=JavaScript>alert('错误的身份选择！');</Script>");
}
}
break;
}
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}