//public string ID_Select(string Idtext)
//{
// string i = ".";
// MySql my = new MySql();
// string sql = string.Format("select passwod from signup where id = '{0}';", Idtext);
// MySqlDataReader sdr = my.Reader(sql);
// while (sdr.Read())
// {
// i = sdr.GetValue(0).ToString();
// }
// return i;
//}
public string PW_Select(string id)
{
string p = ".";
string sql;
MySql my = new MySql();
sql = string.Format("select passwod from signup where id = '{0}';", id);
MySqlDataReader sdr = my.Reader(sql);
while (sdr.Read())
{
p = sdr.GetValue(0).ToString();
}
return(p);
}
public string PW_Select(string PWtext, string user_number)
{
string p = ".";
string sql;
MySql my = new MySql();
sql = string.Format("select passwod from signup where passwod = '{0}' && user_number = {1};", PWtext, user_number);
MySqlDataReader sdr = my.Reader(sql);
while (sdr.Read())
{
p = sdr.GetValue(0).ToString();
}
return(p);
}
public bool ID_Pass_Select(string Idtext, string PWtext)
{
try
{
string i = ".";
MySql my = new MySql();
string sql = string.Format("select user_number from signup where id = '{0}' && passwod = {1};", Idtext, PWtext);
MySqlDataReader sdr = my.Reader(sql);
while (sdr.Read())
{
i = sdr.GetValue(0).ToString();
}
return(true);
}
catch
{
return(false);
}
}
public ArrayList RankSelect()
{
MySql my = new MySql();
string sql = "SELECT member_rank FROM signup";
MySqlDataReader sdr = my.Reader(sql);
//string result = "";
ArrayList list = new ArrayList();
while (sdr.Read())
{
Hashtable ht = new Hashtable();
for (int i = 0; i < sdr.FieldCount; i++)
{
//result += string.Format("{0}\t:\t{1}\t", sdr.GetName(i), sdr.GetValue(i));
ht.Add(sdr.GetName(i), sdr.GetValue(i));
}
//result += "\n";
list.Add(ht);
Console.WriteLine(list.ToString());
}
return(list);
}
public ArrayList GetSelect(string user)
{
MySql my = new MySql();
string sql = string.Format("select * from signup where user_number = {0};", user);
MySqlDataReader sdr = my.Reader(sql);
//string result = "";
ArrayList list = new ArrayList();
while (sdr.Read())
{
Hashtable ht = new Hashtable();
for (int i = 0; i < sdr.FieldCount; i++)
{
//result += string.Format("{0}\t:\t{1}\t", sdr.GetName(i), sdr.GetValue(i));
ht.Add(sdr.GetName(i), sdr.GetValue(i));
}
//result += "\n";
list.Add(ht);
Console.WriteLine(list.ToString());
}
return(list);
}
public ArrayList Select(string val)
{
MySql my = new MySql();
string sql = val;
MySqlDataReader sdr = my.Reader(sql);
//string result = "";
ArrayList list = new ArrayList();
while (sdr.Read())
{
Hashtable ht = new Hashtable();
for (int i = 0; i < sdr.FieldCount; i++)
{
//result += string.Format("{0}\t:\t{1}\t", sdr.GetName(i), sdr.GetValue(i));
ht.Add(sdr.GetName(i), sdr.GetValue(i));
}
//result += "\n";
list.Add(ht);
Console.WriteLine(list.ToString());
}
ReaderClose(sdr);
ConnectionClose();
return(list);
}
///// 메소드 구현
public ArrayList GetSelect()
{
MySql my = new MySql();
string sql = "select book_number, availability, title, author, publisher from book_info;";
MySqlDataReader sdr = my.Reader(sql);
//string result = "";
ArrayList list = new ArrayList();
while (sdr.Read())
{
Hashtable ht = new Hashtable();
for (int i = 0; i < sdr.FieldCount; i++)
{
//result += string.Format("{0}\t:\t{1}\t", sdr.GetName(i), sdr.GetValue(i));
ht.Add(sdr.GetName(i), sdr.GetValue(i));
}
//result += "\n";
list.Add(ht);
Console.WriteLine(list.ToString());
}
ReaderClose(sdr);
ConnectionClose();
return(list);
}
public ArrayList GetSelect()
{
MySql my = new MySql();
string sql = string.Format("select R.rental_number 대여번호, I.title 도서명, I.author 저자, I.publisher 출판사, R.rental_day 대여일, R.return_schedule 반납일," +
" case "+
" when TO_DAYS(now()) - TO_DAYS(return_schedule) > 0 then '연체됨' " +
" when TO_DAYS(now()) - TO_DAYS(return_schedule) <= 0 then '연체안됨' " +
" else '' " +
" end 연체일," +
" case "+
" when R.rental_status = 0 then '대여중' " +
" when R.rental_status = 1 then '반납요망' " +
" else '' " +
" end 상태 " +
" from book_info as I "+
" inner join book_rental as R on " +
" (I.book_number = R.book_number)" +
"WHERE R.user_number = {0} && (R.rental_status = 1 || R.rental_status = 0);", Login.User_Number.ToString());
MySqlDataReader sdr = my.Reader(sql);
//string result = "";
ArrayList list = new ArrayList();
while (sdr.Read())
{
Hashtable ht = new Hashtable();
for (int i = 0; i < sdr.FieldCount; i++)
{
//result += string.Format("{0}\t:\t{1}\t", sdr.GetName(i), sdr.GetValue(i));
ht.Add(sdr.GetName(i), sdr.GetValue(i));
}
//result += "\n";
list.Add(ht);
Console.WriteLine(list.ToString());
}
return(list);
}
private void btn1_Click(object sender, EventArgs e)
{
if (Tb2.Text == PW_Select(Tb1.Text))
{
MessageBox.Show("로그인 성공");
form.lb_Logout.Show();
MySql my = new MySql();
string sql = string.Format("select user_number, member_rank from signup where id = '{0}' && passwod = '{1}';", Tb1.Text, Tb2.Text);
MySqlDataReader sdr = my.Reader(sql);
while (sdr.Read())
{
user_Number = Convert.ToInt32(sdr.GetValue(0).ToString());
member_rank = Convert.ToInt32(sdr.GetValue(1).ToString());
//MessageBox.Show(sdr.GetValue(1).ToString());
}
this.Hide();
if (member_rank == 1)
{
form.user1.Show();
form.btn1.Show();
form.btn2.Show();
form.btn3.Show();
form.btn.Show();
form.Login.Hide();
form.Signup.Hide();
}
if (member_rank == 0)
{
form.user1.Hide();
form.user1.Dispose();
BOOK_INFO_FORM login_user1 = new BOOK_INFO_FORM(form);
//user1.FormBorderStyle = FormBorderStyle.None;
login_user1.TopLevel = false;
login_user1.TopMost = true;
login_user1.MdiParent = form;
login_user1.Dock = DockStyle.Fill; //판넬크기에 맞게 사이즈 늘림.
form.panel1.Controls.Add(login_user1);
form.user1 = login_user1;
form.user1.Show();
form.btn5.Show();
form.btn6.Show();
form.btn7.Show();
form.btn.Show();
form.Login.Hide();
form.Signup.Hide();
}
if (member_rank == 4)
{
form.lb_Login.Show();
form.lb_Signup.Show();
}
else
{
form.lb_Login.Hide();
form.lb_Signup.Hide();
}
}
else
{
MessageBox.Show("아이디 또는 비밀번호가 틀립니다.");
}
}
