private void searchButton_Click(object sender, EventArgs e)
{
if (searchTextBox.Text.Length > 0)
{
internetCredential = database.SearchCredentialByName(searchTextBox.Text);
if (internetCredential != null)
{
if (internetCredential.name != null)
{
idLabel.Text = internetCredential.id.ToString();
nameTextBox.Text = internetCredential.name;
usernameTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.username);
passwordTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.password);
urlTextBox.Text = internetCredential.url;
descriptionTextBox.Text = internetCredential.description;
}
}
else
{
MessageBox.Show("No result found.", "No Results");
}
}
else
{
MessageBox.Show("Search field cannot be empty.", "Missing Search Text");
}
}
private void exportToolStripMenuItem_Click(object sender, EventArgs e)
{
List <Credential> allCredentials;
Stream stream;
StreamWriter streamWriter;
if (exportSaveFileDialog.ShowDialog() == DialogResult.OK)
{
allCredentials = database.SelectAllCredentials();
stream = (Stream)exportSaveFileDialog.OpenFile();
streamWriter = new StreamWriter(stream);
// Write the full credential record to the file
foreach (Credential internetCredential in allCredentials)
{
streamWriter.WriteLine("Name: " + internetCredential.name + "\r\nUsername: "******"\r\nPassword: "******"\r\nURL: " + internetCredential.url
+ "\r\nDescription: " + internetCredential.description + "\r\n");
}
streamWriter.Close();
stream.Close();
}
}
private void categoryTreeView_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e)
{
if (e.Node.Equals(categoryTreeView.Nodes[0]))
{
// Don't do anything if the root element was clicked
}
else
{
// Get the text of the child node that has been clicked
internetCredential = database.SelectCredentialByName(e.Node.Text);
if (internetCredential != null)
{
if (internetCredential.name != null)
{
idLabel.Text = internetCredential.id.ToString();
nameTextBox.Text = internetCredential.name;
usernameTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.username);
passwordTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.password);
urlTextBox.Text = internetCredential.url;
descriptionTextBox.Text = internetCredential.description;
}
}
}
}
private void newToolStripMenuItem_Click(object sender, EventArgs e)
{
if (database == null)
{
database = new SQLiteDatabase();
}
if (File.Exists(Properties.Settings.Default.DatabaseFilename))
{
if (MessageBox.Show("Are you sure you wish to create a new credential database?\nDoing so will delete the current database and ALL of its data!", "Make New Database", MessageBoxButtons.YesNo, MessageBoxIcon.Exclamation) == DialogResult.Yes)
{
DeactivateMainForm();
database.DeleteDatabase();
NewPasswordForm newPasswordForm = new NewPasswordForm();
newPasswordForm.ShowDialog();
// Rederive key after getting new password from user
CredentialEncryption.DeriveKey();
ActivateMainForm();
}
}
else
{
NewPasswordForm newPasswordForm = new NewPasswordForm();
newPasswordForm.ShowDialog();
ActivateMainForm();
}
}
private void okButton_Click(object sender, EventArgs e)
{
if (nameTextBox.Text.Length < 1)
{
MessageBox.Show("Name cannot be blank.", "Missing Credential Name");
}
else if (usernameTextBox.Text.Length < 1)
{
MessageBox.Show("Username cannot be blank.", "Missing Credential Username");
}
else if (passwordTextBox.Text.Length < 1)
{
MessageBox.Show("Password cannot be blank.", "Missing Credential Password");
}
else
{
if (MessageBox.Show("Save changes to this credential?", "Save Credential Changes", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
database = new SQLiteDatabase();
internetCredential.name = nameTextBox.Text;
internetCredential.username = CredentialEncryption.EncryptCredential(usernameTextBox.Text);
internetCredential.password = CredentialEncryption.EncryptCredential(passwordTextBox.Text);
internetCredential.url = urlTextBox.Text;
internetCredential.description = descriptionTextBox.Text;
database.UpdateInternetCredential(internetCredential, internetCredential.id);
MessageBox.Show("New credential information saved.", "Changes Saved");
// Bypass the form closing event since the user already pressed the ok button
userAlreadyClosing = true;
this.Close();
}
}
}
private void EditCredentialForm_Load(object sender, EventArgs e)
{
encryptCredential = new CredentialEncryption();
idLabel.Text = internetCredential.id.ToString();
nameTextBox.Text = internetCredential.name;
usernameTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.username);
passwordTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.password);
urlTextBox.Text = internetCredential.url;
descriptionTextBox.Text = internetCredential.description;
}
private void MainForm_Activated(object sender, EventArgs e)
{
Application.Idle += new EventHandler(Application_Idle);
// Place the generated password into the password field when the users confirms copying it in the password generator
if (SharedObject.generatedPassword.Length > 0)
{
passwordTextBox.Text = SharedObject.generatedPassword;
SharedObject.generatedPassword = "";
internetCredential.id = Convert.ToInt32(idLabel.Text);
internetCredential.name = nameTextBox.Text;
internetCredential.username = CredentialEncryption.EncryptCredential(usernameTextBox.Text);
internetCredential.password = CredentialEncryption.EncryptCredential(passwordTextBox.Text);
internetCredential.url = urlTextBox.Text;
internetCredential.description = descriptionTextBox.Text;
database.UpdateInternetCredential(internetCredential, internetCredential.id);
}
else if (SharedObject.newCredentialAdded)
{
SharedObject.newCredentialAdded = false;
// Depopulate treeview and then repopuate it with the new record
categoryTreeView.Nodes[0].Nodes.Clear();
allNames = database.SelectCredentialNames();
if (allNames != null)
{
foreach (string name in allNames)
{
categoryTreeView.Nodes[0].Nodes.Add(name);
}
categoryTreeView.ExpandAll();
}
// Show the recently added record to the user
internetCredential = database.SelectInternetCredential(database.CountCredentials());
if (internetCredential != null)
{
if (internetCredential.name != null)
{
idLabel.Text = internetCredential.id.ToString();
nameTextBox.Text = internetCredential.name;
usernameTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.username);
passwordTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.password);
urlTextBox.Text = internetCredential.url;
descriptionTextBox.Text = internetCredential.description;
}
}
}
}
private void nextButton_Click(object sender, EventArgs e)
{
internetCredential = database.SelectInternetCredential(Convert.ToInt32(idLabel.Text) + 1);
if (internetCredential != null)
{
if (internetCredential.name != null)
{
idLabel.Text = internetCredential.id.ToString();
nameTextBox.Text = internetCredential.name;
usernameTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.username);
passwordTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.password);
urlTextBox.Text = internetCredential.url;
descriptionTextBox.Text = internetCredential.description;
}
}
}
private void editCredentialToolStripMenuItem_Click(object sender, EventArgs e)
{
if (nameTextBox.Text.Length > 0)
{
internetCredential.id = Convert.ToInt32(idLabel.Text);
internetCredential.name = nameTextBox.Text;
usernameTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.username);
passwordTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.password);
internetCredential.url = urlTextBox.Text;
internetCredential.description = descriptionTextBox.Text;
EditCredentialForm editCredentialForm = new EditCredentialForm(internetCredential);
editCredentialForm.ShowDialog();
}
else
{
MessageBox.Show("No credential exists to be edited.", "No Credential");
}
}
private void deleteCredentialToolStripMenuItem_Click(object sender, EventArgs e)
{
if (nameTextBox.Text.Length > 0)
{
if (MessageBox.Show("Do you wish to delete this credential?\nThis data cannot be recovered once it is deleted.", "Delete Credential", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
database.DeleteInternetCredential(Convert.ToInt32(idLabel.Text));
// Depopulate treeview and then repopuate it with the new record
categoryTreeView.Nodes[0].Nodes.Clear();
allNames = database.SelectCredentialNames();
if (allNames != null)
{
foreach (string name in allNames)
{
categoryTreeView.Nodes[0].Nodes.Add(name);
}
categoryTreeView.ExpandAll();
}
// Populate fields
internetCredential = database.SelectFirstCredential();
if (internetCredential != null)
{
if (internetCredential.name != null)
{
idLabel.Text = internetCredential.id.ToString();
nameTextBox.Text = internetCredential.name;
usernameTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.username);
passwordTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.password);
urlTextBox.Text = internetCredential.url;
descriptionTextBox.Text = internetCredential.description;
}
}
}
}
else
{
MessageBox.Show("No credential exists to be deleted.", "No Credential");
}
}
private void okButton_Click(object sender, EventArgs e)
{
if (nameTextBox.Text.Length < 1)
{
MessageBox.Show("Name cannot be blank.", "Missing Credential Name");
}
else if (usernameTextBox.Text.Length < 1)
{
MessageBox.Show("Username cannot be blank.", "Missing Credential Username");
}
else if (passwordTextBox.Text.Length < 1)
{
MessageBox.Show("Password cannot be blank.", "Missing Credential Password");
}
else
{
if (MessageBox.Show("Add this credential to the database?", "Add New Credential", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
internetCredential = new Credential();
database = new SQLiteDatabase();
encryptCredential = new CredentialEncryption();
internetCredential.name = nameTextBox.Text;
internetCredential.username = CredentialEncryption.EncryptCredential(usernameTextBox.Text);
internetCredential.password = CredentialEncryption.EncryptCredential(passwordTextBox.Text);
internetCredential.url = urlTextBox.Text;
internetCredential.description = descriptionTextBox.Text;
database.InsertInternetCredential(internetCredential);
MessageBox.Show("Credential added to the database.", "Credential Added");
SharedObject.newCredentialAdded = true;
// Bypass the form closing event since the user already pressed the ok button
userAlreadyClosing = true;
this.Close();
}
}
}
private void okButton_Click(object sender, EventArgs e)
{
if (masterEntryTextBox.Text.Trim().Equals("") || masterConfirmTextBox.Text.Trim().Equals(""))
{
MessageBox.Show("Password fields cannot be blank.", "Missing Password");
}
else
{
if (masterEntryTextBox.Text.Equals(masterConfirmTextBox.Text))
{
database = new SQLiteDatabase();
credentials = database.SelectAllSecureCredentials();
// Decrypt all the usernames and passwords using the old key
for (int i = 0; i < credentials.Count; i++)
{
credentials[i].username = CredentialEncryption.DecryptCredential(credentials[i].username);
credentials[i].password = CredentialEncryption.DecryptCredential(credentials[i].password);
}
string hashString;
if (Properties.Settings.Default.UseSHA3Hashing)
{
IHash hash = HashFactory.Crypto.SHA3.CreateKeccak512();
HashResult hashResult = hash.ComputeString(masterEntryTextBox.Text);
hashString = hashResult.ToString();
}
else
{
hashString = PasswordHash.CreateHash(masterEntryTextBox.Text);
}
database.UpdateHash(hashString);
// Update salt?
// Put user's password in a secure string for later use
SharedObject.encryptedPassword.Clear();
foreach (char c in masterEntryTextBox.Text)
{
SharedObject.encryptedPassword.AppendChar(c);
}
// Re-encrypt all the usernames and password using the new key
CredentialEncryption.DeriveKey();
for (int i = 0; i < credentials.Count; i++)
{
credentials[i].username = CredentialEncryption.EncryptCredential(credentials[i].username);
credentials[i].password = CredentialEncryption.EncryptCredential(credentials[i].password);
database.UpdateSecureCredential(credentials[i], credentials[i].id);
}
// SharedObject.passwordGood = true;
this.Close();
}
else
{
MessageBox.Show("Passwords do not match.", "Mismatched Passwords");
}
}
}
public void ActivateMainForm()
{
internetCredential = new Credential();
if (database == null)
{
database = new SQLiteDatabase();
}
CredentialEncryption.DeriveKey();
// Activate window controls
categoryTreeView.Visible = true;
nameLabel.Visible = true;
nameTextBox.Visible = true;
usernameLabel.Visible = true;
usernameTextBox.Visible = true;
passwordLabel.Visible = true;
passwordTextBox.Visible = true;
urlLabel.Visible = true;
urlTextBox.Visible = true;
descriptionLabel.Visible = true;
descriptionTextBox.Visible = true;
searchTextBox.Visible = true;
searchButton.Visible = true;
// Activate menu controls
openToolStripMenuItem.Enabled = false;
closeToolStripMenuItem.Enabled = true;
saveBackupAsToolStripMenuItem.Enabled = true;
changeMasterPasswordToolStripMenuItem.Enabled = true;
exportToolStripMenuItem.Enabled = true;
lockToolStripMenuItem.Enabled = true;
lockToolStripMenuItem.Text = "&Lock";
addCredentialToolStripMenuItem.Enabled = true;
editCredentialToolStripMenuItem.Enabled = true;
deleteCredentialToolStripMenuItem.Enabled = true;
copyUsernameToolStripMenuItem.Enabled = true;
copyPasswordToolStripMenuItem.Enabled = true;
hideUsernamePasswordToolStripMenuItem.Enabled = true;
passwordGeneratorToolStripMenuItem.Enabled = true;
goToWebsiteToolStripMenuItem.Enabled = true;
optionsToolStripMenuItem.Enabled = true;
// Populate treeview
allNames = database.SelectCredentialNames();
if (allNames != null)
{
foreach (string name in allNames)
{
categoryTreeView.Nodes[0].Nodes.Add(name);
}
categoryTreeView.ExpandAll();
}
// Set all tooltips
treeviewToolTip.SetToolTip(categoryTreeView, "Click on a credential record's name to go directly to that record.");
searchToolTip.SetToolTip(searchButton, "Enter the name of a credential record to search for.");
// Populate fields
internetCredential = database.SelectFirstCredential();
if (internetCredential != null)
{
if (internetCredential.name != null)
{
idLabel.Text = internetCredential.id.ToString();
nameTextBox.Text = internetCredential.name;
usernameTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.username);
passwordTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.password);
urlTextBox.Text = internetCredential.url;
descriptionTextBox.Text = internetCredential.description;
}
}
}
private void categoryTreeView_KeyUp(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Left)
{
// Stop the control from registering the left key press
e.Handled = true;
}
else if (e.KeyCode == Keys.Right)
{
// Stop the control from registering the right key press
e.Handled = true;
}
else if (e.KeyCode == Keys.Up)
{
if (categoryTreeView.SelectedNode.Equals(categoryTreeView.Nodes[0]))
{
// Don't do anything if the root element was selected
}
else
{
// Get the text of the child node that has been selected
internetCredential = database.SelectCredentialByName(categoryTreeView.SelectedNode.Text);
if (internetCredential != null)
{
if (internetCredential.name != null)
{
idLabel.Text = internetCredential.id.ToString();
nameTextBox.Text = internetCredential.name;
usernameTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.username);
passwordTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.password);
urlTextBox.Text = internetCredential.url;
descriptionTextBox.Text = internetCredential.description;
}
}
}
}
else if (e.KeyCode == Keys.Down)
{
if (categoryTreeView.SelectedNode.Equals(categoryTreeView.Nodes[0]))
{
// Don't do anything if the root element was selected
}
else
{
// Get the text of the child node that has been selected
internetCredential = database.SelectCredentialByName(categoryTreeView.SelectedNode.Text);
if (internetCredential != null)
{
if (internetCredential.name != null)
{
idLabel.Text = internetCredential.id.ToString();
nameTextBox.Text = internetCredential.name;
usernameTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.username);
passwordTextBox.Text = CredentialEncryption.DecryptCredential(internetCredential.password);
urlTextBox.Text = internetCredential.url;
descriptionTextBox.Text = internetCredential.description;
}
}
}
}
}
