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onionshare/onionshare_gui/settings_dialog.py

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# -*- coding: utf-8 -*-
"""
OnionShare | https://onionshare.org/
Copyright (C) 2014-2020 Micah Lee, et al. <micah@micahflee.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
"""
from PyQt5 import QtCore, QtWidgets, QtGui
import sys
import platform
import datetime
import re
import os
from onionshare import strings, common
from onionshare.settings import Settings
from onionshare.onion import *
from .widgets import Alert
from .update_checker import *
from .tor_connection_dialog import TorConnectionDialog
class SettingsDialog(QtWidgets.QDialog):
"""
Settings dialog.
"""
settings_saved = QtCore.pyqtSignal()
def __init__(self, common):
super(SettingsDialog, self).__init__()
self.common = common
self.common.log("SettingsDialog", "__init__")
self.setModal(True)
self.setWindowTitle(strings._("gui_settings_window_title"))
self.setWindowIcon(
QtGui.QIcon(self.common.get_resource_path("images/logo.png"))
)
self.system = platform.system()
# If ONIONSHARE_HIDE_TOR_SETTINGS=1, hide Tor settings in the dialog
self.hide_tor_settings = os.environ.get("ONIONSHARE_HIDE_TOR_SETTINGS") == "1"
# Automatic updates options
# Autoupdate
self.autoupdate_checkbox = QtWidgets.QCheckBox()
self.autoupdate_checkbox.setCheckState(QtCore.Qt.Unchecked)
self.autoupdate_checkbox.setText(strings._("gui_settings_autoupdate_option"))
# Last update time
self.autoupdate_timestamp = QtWidgets.QLabel()
# Check for updates button
self.check_for_updates_button = QtWidgets.QPushButton(
strings._("gui_settings_autoupdate_check_button")
)
self.check_for_updates_button.clicked.connect(self.check_for_updates)
# We can't check for updates if not connected to Tor
if not self.common.gui.onion.connected_to_tor:
self.check_for_updates_button.setEnabled(False)
# Autoupdate options layout
autoupdate_group_layout = QtWidgets.QVBoxLayout()
autoupdate_group_layout.addWidget(self.autoupdate_checkbox)
autoupdate_group_layout.addWidget(self.autoupdate_timestamp)
autoupdate_group_layout.addWidget(self.check_for_updates_button)
autoupdate_group = QtWidgets.QGroupBox(
strings._("gui_settings_autoupdate_label")
)
autoupdate_group.setLayout(autoupdate_group_layout)
# Autoupdate is only available for Windows and Mac (Linux updates using package manager)
if self.system != "Windows" and self.system != "Darwin":
autoupdate_group.hide()
# Language settings
language_label = QtWidgets.QLabel(strings._("gui_settings_language_label"))
self.language_combobox = QtWidgets.QComboBox()
# Populate the dropdown with all of OnionShare's available languages
language_names_to_locales = {
v: k for k, v in self.common.settings.available_locales.items()
}
language_names = list(language_names_to_locales)
language_names.sort()
for language_name in language_names:
locale = language_names_to_locales[language_name]
self.language_combobox.addItem(language_name, QtCore.QVariant(locale))
language_layout = QtWidgets.QHBoxLayout()
language_layout.addWidget(language_label)
language_layout.addWidget(self.language_combobox)
language_layout.addStretch()
# Connection type: either automatic, control port, or socket file
# Bundled Tor
self.connection_type_bundled_radio = QtWidgets.QRadioButton(
strings._("gui_settings_connection_type_bundled_option")
)
self.connection_type_bundled_radio.toggled.connect(
self.connection_type_bundled_toggled
)
# Bundled Tor doesn't work on dev mode in Windows or Mac
if (self.system == "Windows" or self.system == "Darwin") and getattr(
sys, "onionshare_dev_mode", False
):
self.connection_type_bundled_radio.setEnabled(False)
# Bridge options for bundled tor
# No bridges option radio
self.tor_bridges_no_bridges_radio = QtWidgets.QRadioButton(
strings._("gui_settings_tor_bridges_no_bridges_radio_option")
)
self.tor_bridges_no_bridges_radio.toggled.connect(
self.tor_bridges_no_bridges_radio_toggled
)
# obfs4 option radio
# if the obfs4proxy binary is missing, we can't use obfs4 transports
(
self.tor_path,
self.tor_geo_ip_file_path,
self.tor_geo_ipv6_file_path,
self.obfs4proxy_file_path,
) = self.common.get_tor_paths()
if not self.obfs4proxy_file_path or not os.path.isfile(
self.obfs4proxy_file_path
):
self.tor_bridges_use_obfs4_radio = QtWidgets.QRadioButton(
strings._("gui_settings_tor_bridges_obfs4_radio_option_no_obfs4proxy")
)
self.tor_bridges_use_obfs4_radio.setEnabled(False)
else:
self.tor_bridges_use_obfs4_radio = QtWidgets.QRadioButton(
strings._("gui_settings_tor_bridges_obfs4_radio_option")
)
self.tor_bridges_use_obfs4_radio.toggled.connect(
self.tor_bridges_use_obfs4_radio_toggled
)
# meek_lite-azure option radio
# if the obfs4proxy binary is missing, we can't use meek_lite-azure transports
(
self.tor_path,
self.tor_geo_ip_file_path,
self.tor_geo_ipv6_file_path,
self.obfs4proxy_file_path,
) = self.common.get_tor_paths()
if not self.obfs4proxy_file_path or not os.path.isfile(
self.obfs4proxy_file_path
):
self.tor_bridges_use_meek_lite_azure_radio = QtWidgets.QRadioButton(
strings._(
"gui_settings_tor_bridges_meek_lite_azure_radio_option_no_obfs4proxy"
)
)
self.tor_bridges_use_meek_lite_azure_radio.setEnabled(False)
else:
self.tor_bridges_use_meek_lite_azure_radio = QtWidgets.QRadioButton(
strings._("gui_settings_tor_bridges_meek_lite_azure_radio_option")
)
self.tor_bridges_use_meek_lite_azure_radio.toggled.connect(
self.tor_bridges_use_meek_lite_azure_radio_toggled
)
# Custom bridges radio and textbox
self.tor_bridges_use_custom_radio = QtWidgets.QRadioButton(
strings._("gui_settings_tor_bridges_custom_radio_option")
)
self.tor_bridges_use_custom_radio.toggled.connect(
self.tor_bridges_use_custom_radio_toggled
)
self.tor_bridges_use_custom_label = QtWidgets.QLabel(
strings._("gui_settings_tor_bridges_custom_label")
)
self.tor_bridges_use_custom_label.setTextInteractionFlags(
QtCore.Qt.TextBrowserInteraction
)
self.tor_bridges_use_custom_label.setOpenExternalLinks(True)
self.tor_bridges_use_custom_textbox = QtWidgets.QPlainTextEdit()
self.tor_bridges_use_custom_textbox.setMaximumHeight(200)
self.tor_bridges_use_custom_textbox.setPlaceholderText(
"[address:port] [identifier]"
)
tor_bridges_use_custom_textbox_options_layout = QtWidgets.QVBoxLayout()
tor_bridges_use_custom_textbox_options_layout.addWidget(
self.tor_bridges_use_custom_label
)
tor_bridges_use_custom_textbox_options_layout.addWidget(
self.tor_bridges_use_custom_textbox
)
self.tor_bridges_use_custom_textbox_options = QtWidgets.QWidget()
self.tor_bridges_use_custom_textbox_options.setLayout(
tor_bridges_use_custom_textbox_options_layout
)
self.tor_bridges_use_custom_textbox_options.hide()
# Bridges layout/widget
bridges_layout = QtWidgets.QVBoxLayout()
bridges_layout.addWidget(self.tor_bridges_no_bridges_radio)
bridges_layout.addWidget(self.tor_bridges_use_obfs4_radio)
bridges_layout.addWidget(self.tor_bridges_use_meek_lite_azure_radio)
bridges_layout.addWidget(self.tor_bridges_use_custom_radio)
bridges_layout.addWidget(self.tor_bridges_use_custom_textbox_options)
self.bridges = QtWidgets.QWidget()
self.bridges.setLayout(bridges_layout)
# Automatic
self.connection_type_automatic_radio = QtWidgets.QRadioButton(
strings._("gui_settings_connection_type_automatic_option")
)
self.connection_type_automatic_radio.toggled.connect(
self.connection_type_automatic_toggled
)
# Control port
self.connection_type_control_port_radio = QtWidgets.QRadioButton(
strings._("gui_settings_connection_type_control_port_option")
)
self.connection_type_control_port_radio.toggled.connect(
self.connection_type_control_port_toggled
)
connection_type_control_port_extras_label = QtWidgets.QLabel(
strings._("gui_settings_control_port_label")
)
self.connection_type_control_port_extras_address = QtWidgets.QLineEdit()
self.connection_type_control_port_extras_port = QtWidgets.QLineEdit()
connection_type_control_port_extras_layout = QtWidgets.QHBoxLayout()
connection_type_control_port_extras_layout.addWidget(
connection_type_control_port_extras_label
)
connection_type_control_port_extras_layout.addWidget(
self.connection_type_control_port_extras_address
)
connection_type_control_port_extras_layout.addWidget(
self.connection_type_control_port_extras_port
)
self.connection_type_control_port_extras = QtWidgets.QWidget()
self.connection_type_control_port_extras.setLayout(
connection_type_control_port_extras_layout
)
self.connection_type_control_port_extras.hide()
# Socket file
self.connection_type_socket_file_radio = QtWidgets.QRadioButton(
strings._("gui_settings_connection_type_socket_file_option")
)
self.connection_type_socket_file_radio.toggled.connect(
self.connection_type_socket_file_toggled
)
connection_type_socket_file_extras_label = QtWidgets.QLabel(
strings._("gui_settings_socket_file_label")
)
self.connection_type_socket_file_extras_path = QtWidgets.QLineEdit()
connection_type_socket_file_extras_layout = QtWidgets.QHBoxLayout()
connection_type_socket_file_extras_layout.addWidget(
connection_type_socket_file_extras_label
)
connection_type_socket_file_extras_layout.addWidget(
self.connection_type_socket_file_extras_path
)
self.connection_type_socket_file_extras = QtWidgets.QWidget()
self.connection_type_socket_file_extras.setLayout(
connection_type_socket_file_extras_layout
)
self.connection_type_socket_file_extras.hide()
# Tor SOCKS address and port
gui_settings_socks_label = QtWidgets.QLabel(
strings._("gui_settings_socks_label")
)
self.connection_type_socks_address = QtWidgets.QLineEdit()
self.connection_type_socks_port = QtWidgets.QLineEdit()
connection_type_socks_layout = QtWidgets.QHBoxLayout()
connection_type_socks_layout.addWidget(gui_settings_socks_label)
connection_type_socks_layout.addWidget(self.connection_type_socks_address)
connection_type_socks_layout.addWidget(self.connection_type_socks_port)
self.connection_type_socks = QtWidgets.QWidget()
self.connection_type_socks.setLayout(connection_type_socks_layout)
self.connection_type_socks.hide()
# Authentication options
# No authentication
self.authenticate_no_auth_radio = QtWidgets.QRadioButton(
strings._("gui_settings_authenticate_no_auth_option")
)
self.authenticate_no_auth_radio.toggled.connect(
self.authenticate_no_auth_toggled
)
# Password
self.authenticate_password_radio = QtWidgets.QRadioButton(
strings._("gui_settings_authenticate_password_option")
)
self.authenticate_password_radio.toggled.connect(
self.authenticate_password_toggled
)
authenticate_password_extras_label = QtWidgets.QLabel(
strings._("gui_settings_password_label")
)
self.authenticate_password_extras_password = QtWidgets.QLineEdit("")
authenticate_password_extras_layout = QtWidgets.QHBoxLayout()
authenticate_password_extras_layout.addWidget(
authenticate_password_extras_label
)
authenticate_password_extras_layout.addWidget(
self.authenticate_password_extras_password
)
self.authenticate_password_extras = QtWidgets.QWidget()
self.authenticate_password_extras.setLayout(authenticate_password_extras_layout)
self.authenticate_password_extras.hide()
# Authentication options layout
authenticate_group_layout = QtWidgets.QVBoxLayout()
authenticate_group_layout.addWidget(self.authenticate_no_auth_radio)
authenticate_group_layout.addWidget(self.authenticate_password_radio)
authenticate_group_layout.addWidget(self.authenticate_password_extras)
self.authenticate_group = QtWidgets.QGroupBox(
strings._("gui_settings_authenticate_label")
)
self.authenticate_group.setLayout(authenticate_group_layout)
# Put the radios into their own group so they are exclusive
connection_type_radio_group_layout = QtWidgets.QVBoxLayout()
connection_type_radio_group_layout.addWidget(self.connection_type_bundled_radio)
connection_type_radio_group_layout.addWidget(
self.connection_type_automatic_radio
)
connection_type_radio_group_layout.addWidget(
self.connection_type_control_port_radio
)
connection_type_radio_group_layout.addWidget(
self.connection_type_socket_file_radio
)
connection_type_radio_group = QtWidgets.QGroupBox(
strings._("gui_settings_connection_type_label")
)
connection_type_radio_group.setLayout(connection_type_radio_group_layout)
# The Bridges options are not exclusive (enabling Bridges offers obfs4 or custom bridges)
connection_type_bridges_radio_group_layout = QtWidgets.QVBoxLayout()
connection_type_bridges_radio_group_layout.addWidget(self.bridges)
self.connection_type_bridges_radio_group = QtWidgets.QGroupBox(
strings._("gui_settings_tor_bridges")
)
self.connection_type_bridges_radio_group.setLayout(
connection_type_bridges_radio_group_layout
)
self.connection_type_bridges_radio_group.hide()
# Test tor settings button
self.connection_type_test_button = QtWidgets.QPushButton(
strings._("gui_settings_connection_type_test_button")
)
self.connection_type_test_button.clicked.connect(self.test_tor_clicked)
connection_type_test_button_layout = QtWidgets.QHBoxLayout()
connection_type_test_button_layout.addWidget(self.connection_type_test_button)
connection_type_test_button_layout.addStretch()
# Connection type layout
connection_type_layout = QtWidgets.QVBoxLayout()
connection_type_layout.addWidget(self.connection_type_control_port_extras)
connection_type_layout.addWidget(self.connection_type_socket_file_extras)
connection_type_layout.addWidget(self.connection_type_socks)
connection_type_layout.addWidget(self.authenticate_group)
connection_type_layout.addWidget(self.connection_type_bridges_radio_group)
connection_type_layout.addLayout(connection_type_test_button_layout)
# Buttons
self.save_button = QtWidgets.QPushButton(strings._("gui_settings_button_save"))
self.save_button.clicked.connect(self.save_clicked)
self.cancel_button = QtWidgets.QPushButton(
strings._("gui_settings_button_cancel")
)
self.cancel_button.clicked.connect(self.cancel_clicked)
version_label = QtWidgets.QLabel(f"OnionShare {self.common.version}")
version_label.setStyleSheet(self.common.gui.css["settings_version"])
self.help_button = QtWidgets.QPushButton(strings._("gui_settings_button_help"))
self.help_button.clicked.connect(self.help_clicked)
buttons_layout = QtWidgets.QHBoxLayout()
buttons_layout.addWidget(version_label)
buttons_layout.addWidget(self.help_button)
buttons_layout.addStretch()
buttons_layout.addWidget(self.save_button)
buttons_layout.addWidget(self.cancel_button)
# Tor network connection status
self.tor_status = QtWidgets.QLabel()
self.tor_status.setStyleSheet(self.common.gui.css["settings_tor_status"])
self.tor_status.hide()
# Layout
tor_layout = QtWidgets.QVBoxLayout()
tor_layout.addWidget(connection_type_radio_group)
tor_layout.addLayout(connection_type_layout)
tor_layout.addWidget(self.tor_status)
tor_layout.addStretch()
layout = QtWidgets.QVBoxLayout()
if not self.hide_tor_settings:
layout.addLayout(tor_layout)
layout.addSpacing(20)
layout.addWidget(autoupdate_group)
if autoupdate_group.isVisible():
layout.addSpacing(20)
layout.addLayout(language_layout)
layout.addSpacing(20)
layout.addStretch()
layout.addLayout(buttons_layout)
self.setLayout(layout)
self.cancel_button.setFocus()
self.reload_settings()
def reload_settings(self):
# Load settings, and fill them in
self.old_settings = Settings(self.common)
self.old_settings.load()
use_autoupdate = self.old_settings.get("use_autoupdate")
if use_autoupdate:
self.autoupdate_checkbox.setCheckState(QtCore.Qt.Checked)
else:
self.autoupdate_checkbox.setCheckState(QtCore.Qt.Unchecked)
autoupdate_timestamp = self.old_settings.get("autoupdate_timestamp")
self._update_autoupdate_timestamp(autoupdate_timestamp)
locale = self.old_settings.get("locale")
locale_index = self.language_combobox.findData(QtCore.QVariant(locale))
self.language_combobox.setCurrentIndex(locale_index)
connection_type = self.old_settings.get("connection_type")
if connection_type == "bundled":
if self.connection_type_bundled_radio.isEnabled():
self.connection_type_bundled_radio.setChecked(True)
else:
# If bundled tor is disabled, fallback to automatic
self.connection_type_automatic_radio.setChecked(True)
elif connection_type == "automatic":
self.connection_type_automatic_radio.setChecked(True)
elif connection_type == "control_port":
self.connection_type_control_port_radio.setChecked(True)
elif connection_type == "socket_file":
self.connection_type_socket_file_radio.setChecked(True)
self.connection_type_control_port_extras_address.setText(
self.old_settings.get("control_port_address")
)
self.connection_type_control_port_extras_port.setText(
str(self.old_settings.get("control_port_port"))
)
self.connection_type_socket_file_extras_path.setText(
self.old_settings.get("socket_file_path")
)
self.connection_type_socks_address.setText(
self.old_settings.get("socks_address")
)
self.connection_type_socks_port.setText(
str(self.old_settings.get("socks_port"))
)
auth_type = self.old_settings.get("auth_type")
if auth_type == "no_auth":
self.authenticate_no_auth_radio.setChecked(True)
elif auth_type == "password":
self.authenticate_password_radio.setChecked(True)
self.authenticate_password_extras_password.setText(
self.old_settings.get("auth_password")
)
if self.old_settings.get("no_bridges"):
self.tor_bridges_no_bridges_radio.setChecked(True)
self.tor_bridges_use_obfs4_radio.setChecked(False)
self.tor_bridges_use_meek_lite_azure_radio.setChecked(False)
self.tor_bridges_use_custom_radio.setChecked(False)
else:
self.tor_bridges_no_bridges_radio.setChecked(False)
self.tor_bridges_use_obfs4_radio.setChecked(
self.old_settings.get("tor_bridges_use_obfs4")
)
self.tor_bridges_use_meek_lite_azure_radio.setChecked(
self.old_settings.get("tor_bridges_use_meek_lite_azure")
)
if self.old_settings.get("tor_bridges_use_custom_bridges"):
self.tor_bridges_use_custom_radio.setChecked(True)
# Remove the 'Bridge' lines at the start of each bridge.
# They are added automatically to provide compatibility with
# copying/pasting bridges provided from https://bridges.torproject.org
new_bridges = []
bridges = self.old_settings.get("tor_bridges_use_custom_bridges").split(
"Bridge "
)
for bridge in bridges:
new_bridges.append(bridge)
new_bridges = "".join(new_bridges)
self.tor_bridges_use_custom_textbox.setPlainText(new_bridges)
def connection_type_bundled_toggled(self, checked):
"""
Connection type bundled was toggled. If checked, hide authentication fields.
"""
self.common.log("SettingsDialog", "connection_type_bundled_toggled")
if self.hide_tor_settings:
return
if checked:
self.authenticate_group.hide()
self.connection_type_socks.hide()
self.connection_type_bridges_radio_group.show()
def tor_bridges_no_bridges_radio_toggled(self, checked):
"""
'No bridges' option was toggled. If checked, enable other bridge options.
"""
if self.hide_tor_settings:
return
if checked:
self.tor_bridges_use_custom_textbox_options.hide()
def tor_bridges_use_obfs4_radio_toggled(self, checked):
"""
obfs4 bridges option was toggled. If checked, disable custom bridge options.
"""
if self.hide_tor_settings:
return
if checked:
self.tor_bridges_use_custom_textbox_options.hide()
def tor_bridges_use_meek_lite_azure_radio_toggled(self, checked):
"""
meek_lite_azure bridges option was toggled. If checked, disable custom bridge options.
"""
if self.hide_tor_settings:
return
if checked:
self.tor_bridges_use_custom_textbox_options.hide()
# Alert the user about meek's costliness if it looks like they're turning it on
if not self.old_settings.get("tor_bridges_use_meek_lite_azure"):
Alert(
self.common,
strings._("gui_settings_meek_lite_expensive_warning"),
QtWidgets.QMessageBox.Warning,
)
def tor_bridges_use_custom_radio_toggled(self, checked):
"""
Custom bridges option was toggled. If checked, show custom bridge options.
"""
if self.hide_tor_settings:
return
if checked:
self.tor_bridges_use_custom_textbox_options.show()
def connection_type_automatic_toggled(self, checked):
"""
Connection type automatic was toggled. If checked, hide authentication fields.
"""
self.common.log("SettingsDialog", "connection_type_automatic_toggled")
if self.hide_tor_settings:
return
if checked:
self.authenticate_group.hide()
self.connection_type_socks.hide()
self.connection_type_bridges_radio_group.hide()
def connection_type_control_port_toggled(self, checked):
"""
Connection type control port was toggled. If checked, show extra fields
for Tor control address and port. If unchecked, hide those extra fields.
"""
self.common.log("SettingsDialog", "connection_type_control_port_toggled")
if self.hide_tor_settings:
return
if checked:
self.authenticate_group.show()
self.connection_type_control_port_extras.show()
self.connection_type_socks.show()
self.connection_type_bridges_radio_group.hide()
else:
self.connection_type_control_port_extras.hide()
def connection_type_socket_file_toggled(self, checked):
"""
Connection type socket file was toggled. If checked, show extra fields
for socket file. If unchecked, hide those extra fields.
"""
self.common.log("SettingsDialog", "connection_type_socket_file_toggled")
if self.hide_tor_settings:
return
if checked:
self.authenticate_group.show()
self.connection_type_socket_file_extras.show()
self.connection_type_socks.show()
self.connection_type_bridges_radio_group.hide()
else:
self.connection_type_socket_file_extras.hide()
def authenticate_no_auth_toggled(self, checked):
"""
Authentication option no authentication was toggled.
"""
self.common.log("SettingsDialog", "authenticate_no_auth_toggled")
def authenticate_password_toggled(self, checked):
"""
Authentication option password was toggled. If checked, show extra fields
for password auth. If unchecked, hide those extra fields.
"""
self.common.log("SettingsDialog", "authenticate_password_toggled")
if checked:
self.authenticate_password_extras.show()
else:
self.authenticate_password_extras.hide()
def test_tor_clicked(self):
"""
Test Tor Settings button clicked. With the given settings, see if we can
successfully connect and authenticate to Tor.
"""
self.common.log("SettingsDialog", "test_tor_clicked")
settings = self.settings_from_fields()
try:
# Show Tor connection status if connection type is bundled tor
if settings.get("connection_type") == "bundled":
self.tor_status.show()
self._disable_buttons()
def tor_status_update_func(progress, summary):
self._tor_status_update(progress, summary)
return True
else:
tor_status_update_func = None
onion = Onion(self.common, use_tmp_dir=True)
onion.connect(
custom_settings=settings, tor_status_update_func=tor_status_update_func,
)
# If an exception hasn't been raised yet, the Tor settings work
Alert(
self.common,
strings._("settings_test_success").format(
onion.tor_version,
onion.supports_ephemeral,
onion.supports_stealth,
onion.supports_v3_onions,
),
)
# Clean up
onion.cleanup()
except (
TorErrorInvalidSetting,
TorErrorAutomatic,
TorErrorSocketPort,
TorErrorSocketFile,
TorErrorMissingPassword,
TorErrorUnreadableCookieFile,
TorErrorAuthError,
TorErrorProtocolError,
BundledTorNotSupported,
BundledTorTimeout,
) as e:
Alert(self.common, e.args[0], QtWidgets.QMessageBox.Warning)
if settings.get("connection_type") == "bundled":
self.tor_status.hide()
self._enable_buttons()
def check_for_updates(self):
"""
Check for Updates button clicked. Manually force an update check.
"""
self.common.log("SettingsDialog", "check_for_updates")
# Disable buttons
self._disable_buttons()
self.common.gui.qtapp.processEvents()
def update_timestamp():
# Update the last checked label
settings = Settings(self.common)
settings.load()
autoupdate_timestamp = settings.get("autoupdate_timestamp")
self._update_autoupdate_timestamp(autoupdate_timestamp)
def close_forced_update_thread():
forced_update_thread.quit()
# Enable buttons
self._enable_buttons()
# Update timestamp
update_timestamp()
# Check for updates
def update_available(update_url, installed_version, latest_version):
Alert(
self.common,
strings._("update_available").format(
update_url, installed_version, latest_version
),
)
close_forced_update_thread()
def update_not_available():
Alert(self.common, strings._("update_not_available"))
close_forced_update_thread()
def update_error():
Alert(
self.common,
strings._("update_error_check_error"),
QtWidgets.QMessageBox.Warning,
)
close_forced_update_thread()
def update_invalid_version(latest_version):
Alert(
self.common,
strings._("update_error_invalid_latest_version").format(latest_version),
QtWidgets.QMessageBox.Warning,
)
close_forced_update_thread()
forced_update_thread = UpdateThread(self.common, self.onion, force=True)
forced_update_thread.update_available.connect(update_available)
forced_update_thread.update_not_available.connect(update_not_available)
forced_update_thread.update_error.connect(update_error)
forced_update_thread.update_invalid_version.connect(update_invalid_version)
forced_update_thread.start()
def save_clicked(self):
"""
Save button clicked. Save current settings to disk.
"""
self.common.log("SettingsDialog", "save_clicked")
def changed(s1, s2, keys):
"""
Compare the Settings objects s1 and s2 and return true if any values
have changed for the given keys.
"""
for key in keys:
if s1.get(key) != s2.get(key):
return True
return False
settings = self.settings_from_fields()
if settings:
# If language changed, inform user they need to restart OnionShare
if changed(settings, self.old_settings, ["locale"]):
# Look up error message in different locale
new_locale = settings.get("locale")
if (
new_locale in strings.translations
and "gui_settings_language_changed_notice"
in strings.translations[new_locale]
):
notice = strings.translations[new_locale][
"gui_settings_language_changed_notice"
]
else:
notice = strings._("gui_settings_language_changed_notice")
Alert(self.common, notice, QtWidgets.QMessageBox.Information)
# Save the new settings
settings.save()
# If Tor isn't connected, or if Tor settings have changed, Reinitialize
# the Onion object
reboot_onion = False
if not self.common.gui.local_only:
if self.common.gui.onion.is_authenticated():
self.common.log(
"SettingsDialog", "save_clicked", "Connected to Tor"
)
if changed(
settings,
self.old_settings,
[
"connection_type",
"control_port_address",
"control_port_port",
"socks_address",
"socks_port",
"socket_file_path",
"auth_type",
"auth_password",
"no_bridges",
"tor_bridges_use_obfs4",
"tor_bridges_use_meek_lite_azure",
"tor_bridges_use_custom_bridges",
],
):
reboot_onion = True
else:
self.common.log(
"SettingsDialog", "save_clicked", "Not connected to Tor"
)
# Tor isn't connected, so try connecting
reboot_onion = True
# Do we need to reinitialize Tor?
if reboot_onion:
# Reinitialize the Onion object
self.common.log(
"SettingsDialog", "save_clicked", "rebooting the Onion"
)
self.common.gui.onion.cleanup()
tor_con = TorConnectionDialog(self.common, settings)
tor_con.start()
self.common.log(
"SettingsDialog",
"save_clicked",
f"Onion done rebooting, connected to Tor: {self.common.gui.onion.connected_to_tor}",
)
if (
self.common.gui.onion.is_authenticated()
and not tor_con.wasCanceled()
):
self.settings_saved.emit()
self.close()
else:
self.settings_saved.emit()
self.close()
else:
self.settings_saved.emit()
self.close()
def cancel_clicked(self):
"""
Cancel button clicked.
"""
self.common.log("SettingsDialog", "cancel_clicked")
if (
not self.common.gui.local_only
and not self.common.gui.onion.is_authenticated()
):
Alert(
self.common,
strings._("gui_tor_connection_canceled"),
QtWidgets.QMessageBox.Warning,
)
sys.exit()
else:
self.close()
def help_clicked(self):
"""
Help button clicked.
"""
self.common.log("SettingsDialog", "help_clicked")
SettingsDialog.open_help()
@staticmethod
def open_help():
help_url = "https://docs.onionshare.org/"
QtGui.QDesktopServices.openUrl(QtCore.QUrl(help_url))
def settings_from_fields(self):
"""
Return a Settings object that's full of values from the settings dialog.
"""
self.common.log("SettingsDialog", "settings_from_fields")
settings = Settings(self.common)
settings.load() # To get the last update timestamp
# Language
locale_index = self.language_combobox.currentIndex()
locale = self.language_combobox.itemData(locale_index)
settings.set("locale", locale)
# Tor connection
if self.connection_type_bundled_radio.isChecked():
settings.set("connection_type", "bundled")
if self.connection_type_automatic_radio.isChecked():
settings.set("connection_type", "automatic")
if self.connection_type_control_port_radio.isChecked():
settings.set("connection_type", "control_port")
if self.connection_type_socket_file_radio.isChecked():
settings.set("connection_type", "socket_file")
if self.autoupdate_checkbox.isChecked():
settings.set("use_autoupdate", True)
else:
settings.set("use_autoupdate", False)
settings.set(
"control_port_address",
self.connection_type_control_port_extras_address.text(),
)
settings.set(
"control_port_port", self.connection_type_control_port_extras_port.text()
)
settings.set(
"socket_file_path", self.connection_type_socket_file_extras_path.text()
)
settings.set("socks_address", self.connection_type_socks_address.text())
settings.set("socks_port", self.connection_type_socks_port.text())
if self.authenticate_no_auth_radio.isChecked():
settings.set("auth_type", "no_auth")
if self.authenticate_password_radio.isChecked():
settings.set("auth_type", "password")
settings.set("auth_password", self.authenticate_password_extras_password.text())
# Whether we use bridges
if self.tor_bridges_no_bridges_radio.isChecked():
settings.set("no_bridges", True)
settings.set("tor_bridges_use_obfs4", False)
settings.set("tor_bridges_use_meek_lite_azure", False)
settings.set("tor_bridges_use_custom_bridges", "")
if self.tor_bridges_use_obfs4_radio.isChecked():
settings.set("no_bridges", False)
settings.set("tor_bridges_use_obfs4", True)
settings.set("tor_bridges_use_meek_lite_azure", False)
settings.set("tor_bridges_use_custom_bridges", "")
if self.tor_bridges_use_meek_lite_azure_radio.isChecked():
settings.set("no_bridges", False)
settings.set("tor_bridges_use_obfs4", False)
settings.set("tor_bridges_use_meek_lite_azure", True)
settings.set("tor_bridges_use_custom_bridges", "")
if self.tor_bridges_use_custom_radio.isChecked():
settings.set("no_bridges", False)
settings.set("tor_bridges_use_obfs4", False)
settings.set("tor_bridges_use_meek_lite_azure", False)
# Insert a 'Bridge' line at the start of each bridge.
# This makes it easier to copy/paste a set of bridges
# provided from https://bridges.torproject.org
new_bridges = []
bridges = self.tor_bridges_use_custom_textbox.toPlainText().split("\n")
bridges_valid = False
for bridge in bridges:
if bridge != "":
# Check the syntax of the custom bridge to make sure it looks legitimate
ipv4_pattern = re.compile(
"(obfs4\s+)?(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5]):([0-9]+)(\s+)([A-Z0-9]+)(.+)$"
)
ipv6_pattern = re.compile(
"(obfs4\s+)?\[(([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))\]:[0-9]+\s+[A-Z0-9]+(.+)$"
)
meek_lite_pattern = re.compile(
"(meek_lite)(\s)+([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+:[0-9]+)(\s)+([0-9A-Z]+)(\s)+url=(.+)(\s)+front=(.+)"
)
if (
ipv4_pattern.match(bridge)
or ipv6_pattern.match(bridge)
or meek_lite_pattern.match(bridge)
):
new_bridges.append("".join(["Bridge ", bridge, "\n"]))
bridges_valid = True
if bridges_valid:
new_bridges = "".join(new_bridges)
settings.set("tor_bridges_use_custom_bridges", new_bridges)
else:
Alert(self.common, strings._("gui_settings_tor_bridges_invalid"))
settings.set("no_bridges", True)
return False
return settings
def closeEvent(self, e):
self.common.log("SettingsDialog", "closeEvent")
# On close, if Tor isn't connected, then quit OnionShare altogether
if not self.common.gui.local_only:
if not self.common.gui.onion.is_authenticated():
self.common.log(
"SettingsDialog", "closeEvent", "Closing while not connected to Tor"
)
# Wait 1ms for the event loop to finish, then quit
QtCore.QTimer.singleShot(1, self.common.gui.qtapp.quit)
def _update_autoupdate_timestamp(self, autoupdate_timestamp):
self.common.log("SettingsDialog", "_update_autoupdate_timestamp")
if autoupdate_timestamp:
dt = datetime.datetime.fromtimestamp(autoupdate_timestamp)
last_checked = dt.strftime("%B %d, %Y %H:%M")
else:
last_checked = strings._("gui_settings_autoupdate_timestamp_never")
self.autoupdate_timestamp.setText(
strings._("gui_settings_autoupdate_timestamp").format(last_checked)
)
def _tor_status_update(self, progress, summary):
self.tor_status.setText(
f"<strong>{strings._('connecting_to_tor')}</strong><br>{progress}% {summary}"
)
self.common.gui.qtapp.processEvents()
if "Done" in summary:
self.tor_status.hide()
self._enable_buttons()
def _disable_buttons(self):
self.common.log("SettingsDialog", "_disable_buttons")
self.check_for_updates_button.setEnabled(False)
self.connection_type_test_button.setEnabled(False)
self.save_button.setEnabled(False)
self.cancel_button.setEnabled(False)
def _enable_buttons(self):
self.common.log("SettingsDialog", "_enable_buttons")
# We can't check for updates if we're still not connected to Tor
if not self.common.gui.onion.connected_to_tor:
self.check_for_updates_button.setEnabled(False)
else:
self.check_for_updates_button.setEnabled(True)
self.connection_type_test_button.setEnabled(True)
self.save_button.setEnabled(True)
self.cancel_button.setEnabled(True)
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