public static bool checkConnectSQL()
{
SqlConnection conn = StringSQLConnect.StringSQL();
try
{
if (conn.State == System.Data.ConnectionState.Closed)
{
conn.Open();
return(true);
}
else
{
return(false);
}
}
catch
{
return(false);
}
finally
{
conn.Close();
}
}
// xóa user đã kiểm duyệt trong bảng DangKy
public bool DAL_Xoa(string cbUsers)
{
SqlConnection cn = StringSQLConnect.StringSQL();
try
{
cn.Open();
string del = "Delete from DangKy Where ID = " + "'" + cbUsers + "'";
SqlCommand delete = new SqlCommand(del, cnn);
if (delete.ExecuteNonQuery() > 0)
{
return(true);
}
else
{
return(false);
}
}
catch
{
return(false);
}
finally
{
cn.Close();
}
}
public bool Dal_btnDangKy(DTO_ThongTinDangKy TV)
{
SqlConnection cnn = StringSQLConnect.StringSQL();
try
{
cnn.Open();
string stradd = "insert into DangKy (ID, pass, HoTen, SDT, Email, ChucVu) values (N'" + TV.txtID + "', N'"
+ MaHoaString.GetMD5(MaHoaString.GetMD5(TV.txtpass)) + "', N'" + TV.txtName + "', N'" + TV.txtDT + "', N'" + TV.txtEmail + "', N'" + TV.txtChucvu + "')";
SqlCommand add = new SqlCommand(stradd, cnn);
//add.ExecuteNonQuery();
if (add.ExecuteNonQuery() > 0)
{
return(true);
}
else
{
return(false);
}
}
catch
{
return(false);
}
finally
{
cnn.Close();
}
}
public SqlDataReader DAL_Load(string strID)
{
cne = StringSQLConnect.StringSQL();
cne.Open();
SqlCommand cmd = new SqlCommand("SELECT HoTen, SDT, Email, ChucVu, pass From DangKy Where ID = " + "'" + strID + "'", cne);
SqlDataReader dr = cmd.ExecuteReader();
return(dr);
}
public SqlDataReader DAL_LoadThuocTinhDP(string MaDP)
{
cn = StringSQLConnect.StringSQL();
cn.Open();
SqlCommand cmd = new SqlCommand("SELECT DVT,SoLuong,GiaBan FROM DanhMucDP WHERE MaDP = '" + MaDP + "'", cn);
dr = cmd.ExecuteReader();
return(dr);
}
public SqlDataReader DAL_GetThuocTinhUser(string strID)
{
cn = StringSQLConnect.StringSQL();
SqlDataReader dr = null;
cn.Open();
SqlCommand cmd = new SqlCommand("select HoTen,SDT,Email,ChucVu,pass from Users where ID = '" + strID + "'", cn);
dr = cmd.ExecuteReader();
return(dr);
}
public SqlDataReader DAL_GetPass(string strID)
{
cn = StringSQLConnect.StringSQL();
SqlDataReader dr = null;
cn.Open();
SqlCommand cmd = new SqlCommand("select pass from Users where ID = '" + strID + "'", cn);
dr = cmd.ExecuteReader();
return(dr);
}
public SqlDataReader DAL_GetTenDP(string TenDP)
{
cn = StringSQLConnect.StringSQL();
SqlDataReader dr = null;
cn.Open();
SqlCommand cmd = new SqlCommand("select TenDP from DanhMucDP where TenDP = N'" + TenDP + "'", cn);
dr = cmd.ExecuteReader();
return(dr);
}
public SqlDataReader DAL_GetThuocTinhUser(string strID)
{
cn = StringSQLConnect.StringSQL();
SqlDataReader dr = null;
cn.Open();
SqlCommand cmd = new SqlCommand("SELECT HoTen, SDT, Email, ChucVu, ThemDP, SuaDP, NhapHang, XuatHang, QlUsers, pass From Users Where ID = " + "'" + strID + "'", cn);
dr = cmd.ExecuteReader();
return(dr);
}
public SqlDataReader DAL_KiemTraBangDangKy()
{
cn = StringSQLConnect.StringSQL();
SqlDataReader dr = null;
cn.Open();
SqlCommand cmd = new SqlCommand("SELECT * FROM DangKy", cn);
dr = cmd.ExecuteReader();
return(dr);
}
public SqlDataReader DAL_CheckDangKy()
{
SqlDataReader dr = null;
cn = StringSQLConnect.StringSQL();
if (cn.State == ConnectionState.Closed)
{
cn.Open();
}
SqlCommand cmd = new SqlCommand("SELECT * FROM DangKy", cn);
dr = cmd.ExecuteReader();
return(dr);
}
public DataTable DAL_ChiTietPX(int MaPX)
{
cn = StringSQLConnect.StringSQL();
DataTable dt = new DataTable();
if (cn.State == ConnectionState.Closed)
{
cn.Open();
}
SqlDataAdapter da = new SqlDataAdapter("SELECT DanhMucDP.TenDP, ChiTietPhieuXuat.SoLuong, ChiTietPhieuXuat.DVT, ChiTietPhieuXuat.GiaBan, ChiTietPhieuXuat.ThanhTien FROM ChiTietPhieuXuat, DanhMucDP WHERE DanhMucDP.MaDP = ChiTietPhieuXuat.MaDP and MaPX = " + MaPX, cn);
da.Fill(dt);
cn.Close();
return(dt);
}
public SqlDataReader DAL_DangNhap(string txtUser)
{
SqlDataReader dr = null;
cn = StringSQLConnect.StringSQL();
if (cn.State == ConnectionState.Closed)
{
cn.Open();
}
SqlCommand cmd = new SqlCommand("SELECT ID, Pass FROM Users WHERE ID = " + "'" + txtUser + "'", cn);
dr = cmd.ExecuteReader();
return(dr);
}
public bool Dal_TextChange(string text, string Select)
{
SqlConnection cnn = StringSQLConnect.StringSQL();
SqlConnection cnn2 = StringSQLConnect.StringSQL();
cnn.Open();
cnn2.Open();
try
{
string SQL, SQL2;
if (Select == "ID")
{
SQL = "select ID from Users Where ID = " + "N'" + text + "'";
SQL2 = "select ID from DangKy Where ID = " + "N'" + text + "'";
}
else
{
SQL = "select Email from Users Where Email = " + "N'" + text + "'";
SQL2 = "select Email from DangKy Where Email = " + "N'" + text + "'";
}
SqlCommand cmd = new SqlCommand(SQL, cnn);
SqlCommand cmd2 = new SqlCommand(SQL2, cnn2);
if (cmd.ExecuteReader().Read() || cmd2.ExecuteReader().Read())
{
return(true);
}
}
catch
{
return(false);
}
finally
{
cnn.Close();
}
return(false);
}
