private void signUpBackgroundWorker_DoWork(object sender, DoWorkEventArgs e)
{
string userName = userNameTextBox.Text;
string password = passwordTextBox.Text;
string reEnterPassword = reEnterPasswordTextBox.Text;
string firstName = firstNameTextBox.Text;
string lastName = lastNameTextBox.Text;
bool isValidData = DataHandler.isValidUserName(userName) &&
DataHandler.isValidPassword(password, reEnterPassword) &&
DataHandler.isValidName(firstName) &&
DataHandler.isValidName(lastName);
if (!isValidData)
{
MessageBox.Show("Some of the data is invalid. \n " +
"All fields are required and has to be 4 to 16 chars long chars and numbers",
"Please check form");
return;
}
else if (!DataHandler.isUserNameFree(userName))
{
MessageBox.Show("User name is already taken by another user",
"Please try another user name");
return;
}
DbAbstractionLayer.addNewUserToDb(userName, firstName, lastName, password);
e.Result = userName;
}
public static bool checkPassword(string userName, string password)
{
/* Fetch the stored value */
string savedPasswordHash = DbAbstractionLayer.getUserHashedPassword(userName); // DBContext.GetUser(u => u.UserName == user).Password;
if (savedPasswordHash.Length == 0)
{
return(false);
}
/* Extract the bytes */
byte[] hashBytes = Convert.FromBase64String(savedPasswordHash);
/* Get the salt */
byte[] salt = new byte[16];
Array.Copy(hashBytes, 0, salt, 0, 16);
/* Compute the hash on the password the user entered */
var pbkdf2 = new Rfc2898DeriveBytes(password, salt, 100000);
byte[] hash = pbkdf2.GetBytes(20);
/* Compare the results */
for (int i = 0; i < 20; i++)
{
if (hashBytes[i + 16] != hash[i])
{
return(false);
}
}
return(true);
}
private void AdminReportsForm_Load(object sender, EventArgs e)
{
dataGridView1.DataSource = bindingSource1;
List <string> users = DbAbstractionLayer.getAllUserNames();
users.ForEach(delegate(String user)
{
usersComboBox.Items.Add(user);
});
usersComboBox.DropDownStyle = ComboBoxStyle.DropDownList;
}
public User(string userName, string password)
{
if (DataHandler.checkPassword(userName, password))
{
Dictionary <string, string> userDetails = DbAbstractionLayer.getUserDetails(userName);
this.userName = userDetails["userName"];
this.userFirstName = userDetails["firstName"];
this.userLastName = userDetails["lastName"];
this.accessLevel = Int32.Parse(userDetails["accessLevel"]);
}
}
private void searchButton_Click(object sender, EventArgs e)
{
string userName = showAllUsersCheckBox.Checked ? "all" : usersComboBox.Text;
DateTime?from = null, upTo = null;
if (!fromAnyCheckBox.Checked)
{
from = fromDateTimePicker.Value;
}
if (!untilTodayCheckBox.Checked)
{
upTo = upToDateTimePicker.Value;
}
DbAbstractionLayer search = new DbAbstractionLayer(from, upTo, userName);
bindingSource1.DataSource = search.searchResult;
for (int i = 0; i <= dataGridView1.ColumnCount - 2; i++)
{
dataGridView1.Columns[i].AutoSizeMode = DataGridViewAutoSizeColumnMode.DisplayedCells;
}
dataGridView1.Columns[dataGridView1.ColumnCount - 1].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
}
private void showClockTimer_Tick(object sender, EventArgs e)
{
clockLabel.Text = DateTime.Now.ToLongTimeString();
currentStatus.Text = $"Entered on: {DbAbstractionLayer.getOpenEntry(user.userName)}";
if (DbAbstractionLayer.getOpenEntry(user.userName) != null)
{
setTimeStampButton.Text = "Log out";
TimeSpan logDurtion = (TimeSpan)(DateTime.Now - DbAbstractionLayer.getOpenEntry(user.userName));
string days = logDurtion.Days > 0 ? $"{logDurtion.Days} days and " : "";
string hours = logDurtion.Hours < 10 ? $"0{logDurtion.Hours}" : $"{logDurtion.Hours}";
string minutes = logDurtion.Minutes < 10 ? $"0{logDurtion.Minutes}" : $"{logDurtion.Minutes}";
string seconds = logDurtion.Seconds < 10 ? $"0{logDurtion.Seconds}" : $"{logDurtion.Seconds}";
currentSession = $"{days} {hours}h:{minutes}m:{seconds}s";
loggedDurationLabel.Text = currentSession;
}
else
{
setTimeStampButton.Text = "Log in";
currentStatus.Text = "Currently not logged in";
loggedDurationLabel.Text = currentSession != "" ? $"you were logged for:\n {currentSession}" : "";
}
}
private void setTimeStampButton_Click(object sender, EventArgs e)
{
string type = DbAbstractionLayer.getOpenEntry(user.userName) != null ? "exit" : "entry";
DbAbstractionLayer.setTimeStamp(user.userName);
}
public static bool isUserNameFree(string userName)
{
List <string> users = DbAbstractionLayer.getAllUserNames();
return(!users.Contains(userName));
}
private void setTablesBackgroundWorker_DoWork(object sender, DoWorkEventArgs e)
{
DbAbstractionLayer.setUpUsersTable();
DbAbstractionLayer.setUpEntryLogTable();
}
