Module: Lich::Common::GUI::MasterPasswordChange

Defined in:
documented/common/gui/master_password_change.rb

Overview

Module for handling the master password change dialog Provides functionality to show the dialog and manage password changes.

Examples:

Showing the change password dialog

Lich::Common::GUI::MasterPasswordChange.show_change_master_password_dialog(parent, data_dir)

Class Method Summary collapse

Class Method Details

.show_change_master_password_dialog(parent, data_dir) ⇒ Boolean

Displays a dialog for changing the master password.

Examples:

success = Lich::Common::GUI::MasterPasswordChange.show_change_master_password_dialog(parent, data_dir)

Parameters:

  • parent (Gtk::Window) —

    The parent window for the dialog.

  • data_dir (String) —

    The directory where data is stored.

Returns:

  • (Boolean) —

    Returns true if the password was changed successfully, false otherwise.

Raises:

  • (StandardError) —

    Raises an error if there is an issue during the password change process.



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# File 'documented/common/gui/master_password_change.rb', line 26

def self.show_change_master_password_dialog(parent, data_dir)
  # Create dialog
  dialog = Gtk::Dialog.new(
    title: "Change Master Password",
    parent: parent,
    flags: :modal,
    buttons: [
      ["Change Password", Gtk::ResponseType::APPLY],
      ["Cancel", Gtk::ResponseType::CANCEL]
    ]
  )

  dialog.set_default_size(400, -1)
  dialog.border_width = 10

  # Set accessible properties for screen readers
  Accessibility.make_window_accessible(
    dialog,
    "Master Password Change Dialog",
    "Dialog for changing the master password"
  )

  # Create content area
  content_area = dialog.content_area
  content_area.spacing = 10

  # Add header
  header_label = Gtk::Label.new
  header_label.set_markup("<span weight='bold'>Change Master Password</span>")
  header_label.set_xalign(0)

  Accessibility.make_accessible(
    header_label,
    "Change Master Password Header",
    "Title for the master password change dialog",
    :label
  )

  content_area.add(header_label)

  # Add current password entry
  current_password_box = Gtk::Box.new(:horizontal, 5)
  current_password_label = Gtk::Label.new("Current Master Password:")
  current_password_label.set_xalign(0)
  current_password_box.pack_start(current_password_label, expand: false, fill: false, padding: 0)

  current_password_entry = Gtk::Entry.new
  current_password_entry.visibility = false

  Accessibility.make_entry_accessible(
    current_password_entry,
    "Current Master Password Entry",
    "Enter your current master password"
  )

  current_password_box.pack_start(current_password_entry, expand: true, fill: true, padding: 0)
  content_area.add(current_password_box)

  # Add new password entry
  new_password_box = Gtk::Box.new(:horizontal, 5)
  new_password_label = Gtk::Label.new("New Master Password:")
  new_password_label.set_xalign(0)
  new_password_box.pack_start(new_password_label, expand: false, fill: false, padding: 0)

  new_password_entry = Gtk::Entry.new
  new_password_entry.visibility = false

  Accessibility.make_entry_accessible(
    new_password_entry,
    "New Master Password Entry",
    "Enter your new master password (minimum 8 characters)"
  )

  new_password_box.pack_start(new_password_entry, expand: true, fill: true, padding: 0)
  content_area.add(new_password_box)

  # Add confirm password entry
  confirm_password_box = Gtk::Box.new(:horizontal, 5)
  confirm_password_label = Gtk::Label.new("Confirm New Password:")
  confirm_password_label.set_xalign(0)
  confirm_password_box.pack_start(confirm_password_label, expand: false, fill: false, padding: 0)

  confirm_password_entry = Gtk::Entry.new
  confirm_password_entry.visibility = false

  Accessibility.make_entry_accessible(
    confirm_password_entry,
    "Confirm Master Password Entry",
    "Confirm your new master password"
  )

  confirm_password_box.pack_start(confirm_password_entry, expand: true, fill: true, padding: 0)
  content_area.add(confirm_password_box)

  # Add status label
  status_label = Gtk::Label.new("")
  status_label.set_xalign(0)

  Accessibility.make_accessible(
    status_label,
    "Status Message",
    "Shows status messages during password change",
    :label
  )

  content_area.add(status_label)

  # Add show password checkbox
  MasterPasswordPromptUI.new.create_and_wire_show_password_checkbox(
    content_area,
    [current_password_entry, new_password_entry, confirm_password_entry]
  )

  # Show all widgets
  dialog.show_all

  # Track whether password was changed successfully
  password_changed = false

  # Set up response handler
  dialog.signal_connect('response') do |dlg, response|
    if response == Gtk::ResponseType::APPLY
      current_password = current_password_entry.text
      new_password = new_password_entry.text
      confirm_password = confirm_password_entry.text

      # Validate inputs
      if current_password.empty?
        status_label.set_markup("<span foreground='red'>Current password cannot be empty.</span>")
        next
      end

      if new_password.empty?
        status_label.set_markup("<span foreground='red'>New password cannot be empty.</span>")
        next
      end

      if new_password.length < 8
        status_label.set_markup("<span foreground='red'>New password must be at least 8 characters.</span>")
        next
      end

      if new_password != confirm_password
        status_label.set_markup("<span foreground='red'>New passwords do not match.</span>")
        next
      end

      # Validate current password
      yaml_file = YamlState.yaml_file_path(data_dir)
      unless File.exist?(yaml_file)
        status_label.set_markup("<span foreground='red'>No account data found.</span>")
        next
      end

      unless validate_current_password(current_password, yaml_file)
        status_label.set_markup("<span foreground='red'>Current password is incorrect.</span>")
        next
      end

      # Load YAML data
      begin
        yaml_data = YAML.load_file(yaml_file)

        # Perform re-encryption
        if re_encrypt_all_accounts(yaml_data, data_dir, current_password, new_password)
          password_changed = true

          # Show success message
          success_dialog = Gtk::MessageDialog.new(
            parent: parent,
            flags: :modal,
            type: :info,
            buttons: :ok,
            message: "Master password changed successfully."
          )

          Accessibility.make_window_accessible(
            success_dialog,
            "Success Message",
            "Master password change success notification"
          )

          success_dialog.run
          success_dialog.destroy

          # Close dialog
          dlg.destroy
        else
          status_label.set_markup("<span foreground='red'>Failed to change master password. Please try again.</span>")
        end
      rescue StandardError => e
        Lich.log "error: Error during master password change: #{e.message}"
        status_label.set_markup("<span foreground='red'>An error occurred: #{e.message}</span>")
      end
    elsif response == Gtk::ResponseType::CANCEL
      dlg.destroy
    end
  end

  password_changed
end