private void LoginButton_Click(object sender, EventArgs e)
{
if (TextboxUsername.Text == "" || TextboxUsername.Text == " " || TextboxPassword.Text.Length < 6) // check jestli heslo a text jsou validní
{
MessageBox.Show("Username or Password is in wrong format!");
}
else
{
string dir = TextboxUsername.Text; // vezmu username, hledám jestli bude existovat adresář
if (!Directory.Exists("data\\" + dir))
{
MessageBox.Show("Username was not found");
}
else
{
var sr = new StreamReader("data\\" + dir + "\\data.ls"); // jestliže existuje, přečtu data z něj
string HashUserFile = sr.ReadLine();
string HashPassFile = sr.ReadLine();
sr.Close();
if (HashUserFile == SHA256_name.HashUser.GetStringSha256Hash(TextboxUsername.Text) && HashPassFile == SHA256_name.HashUser.GetStringSha256Hash(TextboxPassword.Text))
{ //zjišťuju jestli hashe v souboru a v loginu souhlasí
MessageBox.Show("Succesfull login");
using (StreamWriter sw = File.AppendText("data\\" + dir + "\\data.ls")) //na konec souboru zapíšu date loginu
{
sw.WriteLine(DateTime.Now);
}
NameOfUser = TextboxUsername.Text; //definuji jaké je jmeno uživatele pro další formy
if (NameOfUser == "administrator")
{
AdminSpace AdminSpaceForm = new AdminSpace(); //pokud jsem admin, dostanu adminlogin
AdminSpaceForm.Show();
}
else //user login
{
string pathtoforcepass = "******" + dir + "\\forcepass";
if (File.Exists(pathtoforcepass)) //forcepass od admina
{
MessageBox.Show("I´m sorry, you have to change your password. After you change your password login again with new one.");
ChangePass changepass = new ChangePass();
changepass.Show(); // new pass open
}
else
{
UserSpace UserSpaceForm = new UserSpace();
UserSpaceForm.Show(); // Userspace open
}
}
TextboxUsername.Clear(); //vyčistím uvodní login
TextboxPassword.Clear();
}
else
{
MessageBox.Show("Error - user or password is wrong!");
}
}
}
}
private void ChangePasssButton_Click(object sender, EventArgs e)
{
ChangePass Changepassform = new ChangePass();
Changepassform.Show();
}
