private void browse2lock_Click(object sender, EventArgs e)
{
OpenFileDialog Locker = new OpenFileDialog();
namesender.Enabled = true;
browse2lock.Enabled = false;
Locker.ShowDialog();
Locker.InitialDirectory = @"C:\";
Locker.Title = "Browse Files";
string filename = "";
filename += Locker.FileName;
this.file_to_lock = filename;
ChosenFile.Text = filename;
SocketClient sock_obj = new SocketClient();
this.sock_obj = sock_obj;
this.sock_obj.StartClient();
this.sock_obj.Send("Lock");
string user_info_string = this.sock_obj.Recv(); // user_info_string = uid@fname@lname@uname@ph#.....
string[] users = user_info_string.Split('#');
// Shutdown the painting of the ListBox as items are added.
UserData.BeginUpdate();
// Loop through and add items to the listbox
foreach (string user_string in users)
{
if (user_string != "")
{
if (!(this.my_uid == user_string.Split('@')[0]))
{
string user_data = user_string.Split('@')[1] + " " + user_string.Split('@')[2] + " " + user_string.Split('@')[0];
UserData.Items.Add(user_data);
}
}
}
// Allow the ListBox to repaint and display the new items.
UserData.EndUpdate();
UserData.Show();
namesender.Enabled = true;
}
private void Register(string firstname, string lastname, string username, string password, string confirmPass)
{
string pattern = @"^(?=.*\d)(?=.*[a-z])(?=.*[A-Z])(?!.*\s).{8,15}$";
//asks the database if the username exists already
if (password != confirmPass)
{
MessageBox.Show("Passwords do not match");
}
else if (!Regex.IsMatch(password, pattern))
{
MessageBox.Show("Password must be between 8-15 characters and must contain at least one uppercase letter, one lowercase letter and one number");
}
//Password must be at least 8 characters long
else if (password.Length < 8)
{
MessageBox.Show("Password must be at least 8 characters long");
}
else if (username == null || username.Length < 2 || username.Length > 15)
{
MessageBox.Show("Username missing or too short");
}
else if (firstname == null || firstname.Length < 2)
{
MessageBox.Show("First name missing or too short");
}
else if (lastname == null || lastname.Length < 2)
{
MessageBox.Show("Last name missing or too short");
}
else
{
this.Hide();
Random rnd = new Random();
int uid = rnd.Next(10000000, 99999999);
string UID = uid.ToString();
string hashed_password = sha256(password);
string information_string = "register#" + UID + "#" + firstname + "#" + lastname + "#" + username + "#" + hashed_password;
//send python all the information for registration
SocketClient sock_obj = new SocketClient();
this.sock_obj = sock_obj;
this.sock_obj.StartClient();
this.sock_obj.Send(information_string);
string message = this.sock_obj.Recv();
if (message == "Signed up")
{
MessageBox.Show("User Signed Up");
this.sock_obj.CloseClient();
this.sock_obj = null;
this.Show();
}
else if (message == "username exists")
{
MessageBox.Show("Username already exists");
this.Show();
this.sock_obj.CloseClient();
this.sock_obj = null;
}
}
}
private void UserSignIn(string username, string password)
{
if (username == "")
{
MessageBox.Show("Please enter username");
this.Show();
}
else if(password == "")
{
MessageBox.Show("Please enter password");
this.Show();
}
else
{
string hashed_password = sha256(password);
//send username and password to python and checks if correct
string info = "login#" + username + "#" + hashed_password;
SocketClient sock_obj = new SocketClient();
this.sock_obj = sock_obj;
this.sock_obj.StartClient();
this.sock_obj.Send(info);
string message_to_split = this.sock_obj.Recv();
string message = message_to_split.Split('#')[0];
if (message_to_split.Split('#')[1] != "0")
{
this.my_uid = message_to_split.Split('#')[2];
this.firstname = message_to_split.Split('#')[1];
this.lastname = message_to_split.Split('#')[3];
//MessageBox.Show(my_uid + firstname + lastname);
}
this.sock_obj.CloseClient();
this.sock_obj = null;
//if receives true then send the user to the next gui.
if (message == "Signed in")
{
string user_info = this.my_uid + "#" + this.firstname + "#" + this.lastname;
AdminSaveFile form = new AdminSaveFile(user_info);
form.Show();
}
else
{
MessageBox.Show("incorrect password or username");
this.Show();
}
}
}
private void UserChanges(string what_to_change, string new_item)
{
if (UserDatachange.Items.Count == 0)
MessageBox.Show("Please choose a user");
if (whattochange.Items.Count == 0)
MessageBox.Show("Please pick what you want to change for this user...");
string user_uid = UserDatachange.SelectedItem.ToString().Split(' ')[2];
string information = "";
if (what_to_change == "Last Name")
{
information = "Change#lname#" + user_uid + "#" + new_item;
}
else if (what_to_change == "First Name")
{
information = "Change#fname#" + user_uid + "#" + new_item;
}
else if (what_to_change == "Password")
{
Confirm.Enabled = true;
newitem.PasswordChar = '●';
string pattern = @"^(?=.*\d)(?=.*[a-z])(?=.*[A-Z])(?!.*\s).{8,15}$";
if (!Regex.IsMatch(new_item, pattern))
{
MessageBox.Show("Password must be between 8-15 characters and must contain at least one uppercase letter, one lowercase letter and one number");
}
else if (new_item != Confirm.Text)
{
MessageBox.Show("Passwords don't match");
}
else
{
information = "Change#password#" + user_uid + "#" + sha256(new_item);
}
}
this.sock_obj.Send(information);
MessageBox.Show(this.sock_obj.Recv());
this.sock_obj.CloseClient();
this.sock_obj = null;
}
private void UserButton_Click(object sender, EventArgs e)
{
SocketClient sock_obj = new SocketClient();
this.sock_obj = sock_obj;
this.sock_obj.StartClient();
this.sock_obj.Send("Delete#");
string user_info_string = this.sock_obj.Recv(); // user_info_string = uid@fname@lname@uname#.....
string[] users = user_info_string.Split('#');
// Shutdown the painting of the ListBox as items are added.
UserDatadel.BeginUpdate();
// Loop through and add items to the listbox
foreach (string user_string in users)
{
if (!(this.my_uid == user_string.Split('@')[0]))
{
string user_data = user_string.Split('@')[1] + " " + user_string.Split('@')[2] + " " + user_string.Split('@')[0];
UserDatadel.Items.Add(user_data);
}
}
// Allow the ListBox to repaint and display the new items.
UserDatadel.EndUpdate();
UserDatadel.Show();
DeleteUser.Visible = true;
}
private void DeleteUser_Click(object sender, EventArgs e)
{
UserDatadel.Enabled = false;
for (int i = 0; i < UserDatadel.Items.Count; i++)
if (UserDatadel.GetItemCheckState(i) == CheckState.Checked)
{
this.uid_list.Add(UserDatadel.Items[i].ToString().Split(' ')[2]);
}
string uid_str = "";
foreach (string uid in this.uid_list)
{
uid_str += uid;
}
string user_to_del = uid_str;
MessageBox.Show(user_to_del);
this.sock_obj.Send(user_to_del);
MessageBox.Show(this.sock_obj.Recv());
this.sock_obj.CloseClient();
this.sock_obj = null;
}
private void continue_lock()
{
string message = this.to_send;
this.sock_obj.Send(message);
string ack = this.sock_obj.Recv();
MessageBox.Show(ack);
this.sock_obj.CloseClient();
this.sock_obj = null;
namesender.Enabled = false;
browse2lock.Enabled = true;
UserData.Enabled = true;
ChosenFile.Text = "";
UserData.ClearSelected();
}
private void browse2unlock_Click_1(object sender, EventArgs e)
{
OpenFileDialog Unlocker = new OpenFileDialog();
Unlocker.ShowDialog();
Unlocker.InitialDirectory = @"C:\";
Unlocker.Title = "Browse Files to Unlock";
string file_to_unlock = Unlocker.FileName;
string uid = this.my_uid; // need to get the current user uid
string information_string = "Unlock#" + uid + "#" + file_to_unlock;
SocketClient sock_obj = new SocketClient();
this.sock_obj = sock_obj;
this.sock_obj.StartClient();
this.sock_obj.Send(information_string);
string message = this.sock_obj.Recv();
MessageBox.Show(message);
this.sock_obj.CloseClient();
this.sock_obj = null;
}
