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|
# SPDX-License-Identifier: GPL-3.0-only
from __future__ import annotations
import logging
import os
import threading
import typing
from gettext import gettext as _
from pathlib import Path
from gi.repository import Adw, Gio, GLib, GObject, Gtk
from gsecrets.utils import (
compare_passwords,
format_time,
)
if typing.TYPE_CHECKING:
from gsecrets.provider.base_provider import BaseProvider
@Gtk.Template(resource_path="/org/gnome/World/Secrets/gtk/database_settings_dialog.ui")
class DatabaseSettingsDialog(Adw.PreferencesDialog):
# pylint: disable=too-many-instance-attributes
__gtype_name__ = "DatabaseSettingsDialog"
new_password: str | None = None
current_keyfile_hash = None
current_keyfile_path = None
new_keyfile_hash = None
new_keyfile_path = None
entries_number = None
groups_number = None
passwords_number = None
auth_apply_button = Gtk.Template.Child()
level_bar = Gtk.Template.Child()
encryption_algorithm_row = Gtk.Template.Child()
date_row = Gtk.Template.Child()
derivation_algorithm_row = Gtk.Template.Child()
n_entries_row = Gtk.Template.Child()
n_groups_row = Gtk.Template.Child()
n_passwords_row = Gtk.Template.Child()
name_row = Gtk.Template.Child()
description_row = Gtk.Template.Child()
default_username_row = Gtk.Template.Child()
path_row = Gtk.Template.Child()
size_row = Gtk.Template.Child()
version_row = Gtk.Template.Child()
current_password_entry = Gtk.Template.Child()
provider_group = Gtk.Template.Child()
banner = Gtk.Template.Child()
confirm_password_entry = Gtk.Template.Child()
new_password_entry = Gtk.Template.Child()
def __init__(self, unlocked_database):
super().__init__()
self.unlocked_database = unlocked_database
self.database_manager = unlocked_database.database_manager
self.window = self.unlocked_database.window
self.signals = []
self.bindings = []
self.__setup_widgets()
self.__setup_signals()
self._providers = self.window.key_providers
for key_provider in self._providers.get_key_providers():
if key_provider.available:
self.provider_group.add(key_provider.create_database_row())
show_id = key_provider.connect(
key_provider.show_message,
self._on_show_message,
)
hide_id = key_provider.connect(
key_provider.hide_message,
self._on_hide_message,
)
self.signals.append((show_id, key_provider))
self.signals.append((hide_id, key_provider))
def do_closed(self):
for signal_id, obj in self.signals:
obj.disconnect(signal_id)
self.signals = []
for binding in self.bindings:
binding.unbind()
self.bindings = []
def _on_show_message(self, _provider: BaseProvider, label: str) -> None:
self.banner.set_title(label)
self.banner.set_revealed(True)
def _on_hide_message(self, _provider: BaseProvider) -> None:
self.banner.set_revealed(False)
#
# Dialog Creation
#
def __setup_signals(self) -> None:
signal_id = self.database_manager.connect("notify::locked", self.__on_locked)
name_binding = self.database_manager.bind_property(
"name",
self.name_row,
"text",
GObject.BindingFlags.SYNC_CREATE | GObject.BindingFlags.BIDIRECTIONAL,
)
description_binding = self.database_manager.bind_property(
"description",
self.description_row,
"text",
GObject.BindingFlags.SYNC_CREATE | GObject.BindingFlags.BIDIRECTIONAL,
)
self.signals.append((signal_id, self.database_manager))
self.bindings.append(name_binding)
self.bindings.append(description_binding)
def __setup_widgets(self) -> None:
# Dialog
self.set_detail_values()
stats_thread = threading.Thread(target=self.start_stats_thread)
stats_thread.daemon = True
stats_thread.start()
@Gtk.Template.Callback()
def on_password_entry_changed(self, _entry: Gtk.Entry) -> None:
"""CB if password entry (existing or new) has changed."""
self.unlocked_database.start_database_lock_timer()
new_password = self.new_password_entry.get_text()
conf_password = self.confirm_password_entry.get_text()
if new_password != conf_password:
self.new_password_entry.add_css_class("error")
self.confirm_password_entry.add_css_class("error")
else:
self.new_password_entry.remove_css_class("error")
self.confirm_password_entry.remove_css_class("error")
correct_input = self.passwords_coincide() and self.correct_credentials()
self.auth_apply_button.set_sensitive(correct_input)
def correct_credentials(self) -> bool:
database_password = self.database_manager.password
current_password = self.current_password_entry.get_text()
return compare_passwords(database_password, current_password)
def passwords_coincide(self) -> bool:
new_password = self.new_password_entry.get_text()
repeat_password = self.confirm_password_entry.get_text()
return compare_passwords(new_password, repeat_password)
def _on_set_credentials(self, database_manager, result):
try:
is_saved = database_manager.set_credentials_finish(result)
except GLib.Error:
logging.exception("Could not set credentials")
self.add_toast(Adw.Toast.new(_("Could not apply changes")))
else:
if not is_saved: # Should be unreachable
logging.error("Credentials set without changes")
self.add_toast(Adw.Toast.new(_("Could not apply changes")))
return # Still executes the finally block
self.add_toast(Adw.Toast.new(_("Changes Applied")))
# Restore all widgets
self.current_password_entry.set_text("")
self.new_password_entry.set_text("")
self.confirm_password_entry.set_text("")
self.current_keyfile_hash = None
self.current_keyfile_path = None
self.new_keyfile_hash = None
self.new_keyfile_path = None
finally:
self.set_sensitive(True)
self.auth_apply_button.set_sensitive(False)
self.auth_apply_button.set_label(_("_Apply Changes"))
for provider in self.provider_group:
provider.set_sensitive(True)
def _on_generate_composite_key(self, providers, result):
for provider in self.provider_group:
provider.set_sensitive(False)
try:
self._new_composition_key = providers.generate_composite_key_finish(result)
except GLib.Error:
logging.exception("Failed to generate composite key")
self.window.send_notification(_("Failed to generate composite key"))
return
self.database_manager.check_file_changes_async(self.on_check_file_changes)
@Gtk.Template.Callback()
def on_default_username_changed(self, entry: Adw.EntryRow) -> None:
self.database_manager.default_username = entry.get_text()
@Gtk.Template.Callback()
def on_auth_apply_button_clicked(self, button):
# Insensitive entries and buttons
self.set_sensitive(False)
spinner = Adw.Spinner()
button.set_child(spinner)
button.set_sensitive(False)
self.window.key_providers.generate_composite_key_async(
self.database_manager.get_salt_as_lazy(),
self._on_generate_composite_key,
)
def on_check_file_changes(self, dbm, result):
try:
conflicts = dbm.check_file_changes_finish(result)
except GLib.Error:
logging.exception("Could not monitor file changes")
toast = _("Could not change credentials")
self.add_toast(toast)
else:
if conflicts:
dialog = Adw.AlertDialog.new(
_("Conflicts While Saving"),
_(
"The safe was modified from somewhere else. Please resolve these conflicts from the main window when saving.", # noqa: E501
),
)
dialog.add_response("ok", _("_OK"))
dialog.present(self)
else:
new_password = self.new_password_entry.props.text
self.database_manager.set_credentials_async(
new_password,
self._new_composition_key,
self._on_set_credentials,
)
finally:
self.set_sensitive(True)
self.auth_apply_button.set_sensitive(False)
self.auth_apply_button.set_label(_("_Apply Changes"))
self._new_composition_key = None
@Gtk.Template.Callback()
def on_password_generated(self, _popover, password):
self.confirm_password_entry.props.text = password
self.new_password_entry.props.text = password
def set_detail_values(self):
# Name
self.default_username_row.props.text = self.database_manager.default_username
# Path
path = self.database_manager.path
gfile = Gio.File.new_for_path(path)
if "/home/" in path:
self.path_row.props.subtitle = "~/" + os.path.relpath(path)
else:
self.path_row.props.subtitle = path
# Size
def query_info_cb(gfile, result):
try:
file_info = gfile.query_info_finish(result)
except GLib.Error:
logging.exception("Could not query file info")
else:
size = file_info.get_size() # In bytes.
self.size_row.props.subtitle = GLib.format_size(size)
attributes = Gio.FILE_ATTRIBUTE_STANDARD_SIZE
gfile.query_info_async(
attributes,
Gio.FileQueryInfoFlags.NONE,
GLib.PRIORITY_DEFAULT,
None,
query_info_cb,
)
# Version
version = self.database_manager.db.version
self.version_row.props.subtitle = str(version[0]) + "." + str(version[1])
# Date
# TODO g_file_info_get_creation_date_time introduced in GLib 2.70.
epoch_time = Path(path).stat().st_ctime # Time since UNIX epoch.
gdate = GLib.DateTime.new_from_unix_utc(epoch_time)
self.date_row.props.subtitle = format_time(gdate)
# Encryption Algorithm
enc_alg = _("Unknown")
enc_alg_priv = self.database_manager.db.encryption_algorithm
if enc_alg_priv == "aes256":
# NOTE: AES is a proper name
enc_alg = _("AES 256-bit")
elif enc_alg_priv == "chacha20":
# NOTE: ChaCha20 is a proper name
enc_alg = _("ChaCha20 256-bit")
elif enc_alg_priv == "twofish":
# NOTE: Twofish is a proper name
enc_alg = _("Twofish 256-bit")
self.encryption_algorithm_row.props.subtitle = enc_alg
# Derivation Algorithm
der_alg = _("Unknown")
der_alg_priv = self.database_manager.db.kdf_algorithm
if der_alg_priv == "argon2":
# NOTE: Argon2 is a proper name
der_alg = _("Argon2")
if der_alg_priv == "argon2id":
# NOTE: Argon2id is a proper name
der_alg = _("Argon2id")
elif der_alg_priv == "aeskdf":
# NOTE: AES-KDF is a proper name
der_alg = _("AES-KDF")
self.derivation_algorithm_row.props.subtitle = der_alg
def set_stats_values(self):
self.n_entries_row.props.subtitle = str(self.entries_number)
self.n_groups_row.props.subtitle = str(self.groups_number)
self.n_passwords_row.props.subtitle = str(self.passwords_number)
return GLib.SOURCE_REMOVE
def start_stats_thread(self):
self.entries_number = len(self.database_manager.entries)
self.groups_number = len(self.database_manager.groups)
self.passwords_number = 0
for entry in self.database_manager.entries:
if entry.password is not None and entry.password != "":
self.passwords_number = self.passwords_number + 1
GLib.idle_add(self.set_stats_values)
def __on_locked(self, database_manager, _value):
locked = database_manager.props.locked
if locked:
self.close()
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