private void Account_textBox_KeyDown(object sender, KeyEventArgs e)//避免使用者一直按"Enter"
{
if (e.KeyCode == System.Windows.Forms.Keys.Enter)
{
Password_textBox.Focus();
}
}
private void Login_button_Click(object sender, EventArgs e)//送出帳號密碼時
{
WarningMessage_label.Visible = true;
string s = Password_textBox.Text;
s = s.Replace("%", "%25");
s = s.Replace("+", "%2B");
s = s.Replace(" ", "%20");
s = s.Replace("/", "%2F");
s = s.Replace("?", "%3F");
s = s.Replace("#", "%23");
s = s.Replace("&", "%26");
s = s.Replace("=", "%3D");
Password_textBox.Text = s;
if (Account_textBox.Text == "" || (!Regex.IsMatch(Account_textBox.Text, @"^[[email protected]]*$")))//判斷是否有輸入帳號和是否有特殊自元
{
WarningMessage_label.Text = "Please enter your account.";
Account_textBox.Text = "";
Password_textBox.Text = "";
Account_textBox.Focus();
}
else if (Password_textBox.Text == "")
{
WarningMessage_label.Text = "Please enter your password.";
Password_textBox.Focus();
}
else
{
Account_textBox.Text = ClearString(Account_textBox.Text.ToString());
Password_textBox.Text = ClearString(Password_textBox.Text.ToString());
ValidateAccount();
}
}
private void Login_button_Click(object sender, EventArgs e)
{
//sljedece naredbe pociste textBoxove nakon klika
//pozovi funkciju za provjeru logina
provjera(Username_textBox.Text.ToString(), Password_textBox.Text.ToString());
//iz baze uzmi i ime korisnika
String username = Username_textBox.Text;
if (provjera(Username_textBox.Text.ToString(), Password_textBox.Text.ToString()) == 0)
{
MessageBox.Show("Krivi uneseni podaci, pokušajte ponovo!");
}
else if (provjera(Username_textBox.Text.ToString(), Password_textBox.Text.ToString()) == 1)
{
this.Hide();
Form_trgovina f = new Form_trgovina(1, username);
f.Closed += (s, args) => this.Close();
f.Show();
}
else
{
this.Hide();
Form_trgovina f = new Form_trgovina(2, username);
f.Closed += (s, args) => this.Close();
f.Show();
}
Username_textBox.Clear();
Password_textBox.Clear();
}
private void Enter_button_Click(object sender, EventArgs e)
{
bool correct = false;
foreach (User user in UserArray)
{
if (user.Login == Login_textBox.Text && user.Password == Password_textBox.Text)
{
Hide();
if (user.Login == "admin")
{
MainFormAdmin form = new MainFormAdmin(this);
form.Show();
}
else
{
MainForm form = new MainForm(this);
form.Show();
}
correct = true;
Login_textBox.Clear();
Password_textBox.Clear();
break;
}
}
if (!correct)
{
MessageBox.Show(@"Login and password doesn't match.");
Password_textBox.Clear();
}
}
private void ValidateAccount()//確認帳號是否正確
{
try
{
//去下列網站認證帳號密碼
WebRequest request = WebRequest.Create("https://vls.yzu.edu.tw/auth-utf8.asp ");
request.Method = "POST";
string postData = "acc=" + Account_textBox.Text +
"&pwd=" + Password_textBox.Text +
"&tkid=" + _TockenID +
"&gpn=" + _Group +
"&cpn=" + _HostName;
byte[] byteArray = Encoding.UTF8.GetBytes(postData);
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = byteArray.Length;
Stream dataStream = request.GetRequestStream();
dataStream.Write(byteArray, 0, byteArray.Length);
dataStream.Close();
WebResponse response = request.GetResponse();
dataStream = response.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
string responseFromServer = reader.ReadToEnd();
JObject json = JObject.Parse(responseFromServer);
reader.Close();
dataStream.Close();
response.Close();
//判斷是否驗證成功
if (json["authentic"].ToString() == "1")
{
this.Hide();
}
else
{
WarningMessage_label.Text = "登入失敗 Login Failed";
Loading_pictureBox.Visible = false;
Login_button.ForeColor = System.Drawing.Color.Black;
Account_textBox.Enabled = true;
Password_textBox.Enabled = true;
Account_textBox.ResetText();
Password_textBox.ResetText();
Account_textBox.Focus();
}
}
catch (WebException)//無法認證帳號
{
DisconnectUI();
}
}
private void Login_button_Click(object sender, EventArgs e)
{
string userName = "******";
string pass = "******";
if (Username_textBox.Text == "" || Password_textBox.Text == "")
{
MessageBox.Show("You can't leave any ogf the field empty!");
}
else if ((Username_textBox.Text == userName) && (Password_textBox.Text == pass))
{
MessageBox.Show("Welcome " + userName);
Username_textBox.Clear();
Password_textBox.Clear();
}
else
{
MessageBox.Show("Invalid User Name or Password");
Username_textBox.Clear();
Password_textBox.Clear();
Username_textBox.Focus();
}
}
private void Enter_button_Click(object sender, EventArgs e)
{
Cursor.Current = Cursors.WaitCursor;
if (Username_textBox.Text != "" && Password_textBox.Text != "")
{
if (UserVerifications.VerifyPassword(Username_textBox.Text, Password_textBox.Text))
{
if (UserVerifications.Admin)
{
SchoolManagementSystem smsForm =
new SchoolManagementSystem(this, UserVerifications.GetUserName(Username_textBox.Text));
smsForm.Show();
// var form = new AddForm(AddForm.AddOperationMode.AddTeacher);
// form.Show();
}
else
{
ProgressFrom progress = new ProgressFrom(false, this);
progress.Show();
}
Hide();
Username_textBox.Clear();
Password_textBox.Clear();
}
else
{
MessageBox.Show(UserVerifications.ObtainTextOfError(Username_textBox.Text));
Password_textBox.Clear();
}
}
Cursor.Current = Cursors.Default;
}
private void Reset_button_Click(object sender, EventArgs e)
{
Username_textBox.Clear();
Password_textBox.Clear();
Username_textBox.Focus();
}
