# -*- coding: utf-8 -*-
"""
OnionShare | https://onionshare.org/
Copyright (C) 2014-2018 Micah Lee <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/>.
"""
import queue
from PyQt5 import QtCore, QtWidgets, QtGui
from onionshare import strings
from onionshare.web import Web
from .share_mode import ShareMode
from .receive_mode import ReceiveMode
from .tor_connection_dialog import TorConnectionDialog
from .settings_dialog import SettingsDialog
from .widgets import Alert
from .update_checker import UpdateThread
from .server_status import ServerStatus
class OnionShareGui(QtWidgets.QMainWindow):
"""
OnionShareGui is the main window for the GUI that contains all of the
GUI elements.
"""
MODE_SHARE = 'share'
MODE_RECEIVE = 'receive'
def __init__(self, common, onion, qtapp, app, filenames, config=False, local_only=False):
super(OnionShareGui, self).__init__()
self.common = common
self.common.log('OnionShareGui', '__init__')
self.onion = onion
self.qtapp = qtapp
self.app = app
self.local_only = local_only
self.mode = self.MODE_SHARE
self.setWindowTitle('OnionShare')
self.setWindowIcon(QtGui.QIcon(self.common.get_resource_path('images/logo.png')))
self.setMinimumWidth(450)
# Load settings
self.config = config
self.common.load_settings(self.config)
# System tray
menu = QtWidgets.QMenu()
self.settings_action = menu.addAction(strings._('gui_settings_window_title', True))
self.settings_action.triggered.connect(self.open_settings)
help_action = menu.addAction(strings._('gui_settings_button_help', True))
help_action.triggered.connect(SettingsDialog.help_clicked)
exit_action = menu.addAction(strings._('systray_menu_exit', True))
exit_action.triggered.connect(self.close)
self.system_tray = QtWidgets.QSystemTrayIcon(self)
# The convention is Mac systray icons are always grayscale
if self.common.platform == 'Darwin':
self.system_tray.setIcon(QtGui.QIcon(self.common.get_resource_path('images/logo_grayscale.png')))
else:
self.system_tray.setIcon(QtGui.QIcon(self.common.get_resource_path('images/logo.png')))
self.system_tray.setContextMenu(menu)
self.system_tray.show()
# Mode switcher, to switch between share files and receive files
self.share_mode_button = QtWidgets.QPushButton(strings._('gui_mode_share_button', True));
self.share_mode_button.setFixedHeight(50)
self.share_mode_button.clicked.connect(self.share_mode_clicked)
self.receive_mode_button = QtWidgets.QPushButton(strings._('gui_mode_receive_button', True));
self.receive_mode_button.setFixedHeight(50)
self.receive_mode_button.clicked.connect(self.receive_mode_clicked)
self.settings_button = QtWidgets.QPushButton()
self.settings_button.setDefault(False)
self.settings_button.setFixedWidth(40)
self.settings_button.setFixedHeight(50)
self.settings_button.setIcon( QtGui.QIcon(self.common.get_resource_path('images/settings.png')) )
self.settings_button.clicked.connect(self.open_settings)
self.settings_button.setStyleSheet(self.common.css['settings_button'])
mode_switcher_layout = QtWidgets.QHBoxLayout();
mode_switcher_layout.setSpacing(0)
mode_switcher_layout.addWidget(self.share_mode_button)
mode_switcher_layout.addWidget(self.receive_mode_button)
mode_switcher_layout.addWidget(self.settings_button)
# Server status indicator on the status bar
self.server_status_image_stopped = QtGui.QImage(self.common.get_resource_path('images/server_stopped.png'))
self.server_status_image_working = QtGui.QImage(self.common.get_resource_path('images/server_working.png'))
self.server_status_image_started = QtGui.QImage(self.common.get_resource_path('images/server_started.png'))
self.server_status_image_label = QtWidgets.QLabel()
self.server_status_image_label.setFixedWidth(20)
self.server_status_label = QtWidgets.QLabel('')
self.server_status_label.setStyleSheet(self.common.css['server_status_indicator_label'])
server_status_indicator_layout = QtWidgets.QHBoxLayout()
server_status_indicator_layout.addWidget(self.server_status_image_label)
server_status_indicator_layout.addWidget(self.server_status_label)
self.server_status_indicator = QtWidgets.QWidget()
self.server_status_indicator.setLayout(server_status_indicator_layout)
# Status bar
self.status_bar = QtWidgets.QStatusBar()
self.status_bar.setSizeGripEnabled(False)
self.status_bar.setStyleSheet(self.common.css['status_bar'])
self.status_bar.addPermanentWidget(self.server_status_indicator)
self.setStatusBar(self.status_bar)
# Share mode
self.share_mode = ShareMode(self.common, qtapp, app, self.status_bar, self.server_status_label, self.system_tray, filenames)
self.share_mode.init()
self.share_mode.server_status.server_started.connect(self.update_server_status_indicator)
self.share_mode.server_status.server_stopped.connect(self.update_server_status_indicator)
self.share_mode.start_server_finished.connect(self.update_server_status_indicator)
self.share_mode.stop_server_finished.connect(self.update_server_status_indicator)
self.share_mode.stop_server_finished.connect(self.stop_server_finished)
self.share_mode.start_server_finished.connect(self.clear_message)
self.share_mode.server_status.button_clicked.connect(self.clear_message)
self.share_mode.server_status.url_copied.connect(self.copy_url)
self.share_mode.server_status.hidservauth_copied.connect(self.copy_hidservauth)
self.share_mode.set_server_active.connect(self.set_server_active)
# Receive mode
self.receive_mode = ReceiveMode(self.common, qtapp, app, self.status_bar, self.server_status_label, self.system_tray)
self.receive_mode.init()
self.receive_mode.server_status.server_started.connect(self.update_server_status_indicator)
self.receive_mode.server_status.server_stopped.connect(self.update_server_status_indicator)
self.receive_mode.start_server_finished.connect(self.update_server_status_indicator)
self.receive_mode.stop_server_finished.connect(self.update_server_status_indicator)
self.receive_mode.stop_server_finished.connect(self.stop_server_finished)
self.receive_mode.start_server_finished.connect(self.clear_message)
self.receive_mode.server_status.button_clicked.connect(self.clear_message)
self.receive_mode.server_status.url_copied.connect(self.copy_url)
self.receive_mode.server_status.hidservauth_copied.connect(self.copy_hidservauth)
self.receive_mode.set_server_active.connect(self.set_server_active)
self.receive_mode.set_server_active.connect(self.set_server_active)
self.update_mode_switcher()
self.update_server_status_indicator()
# Layouts
contents_layout = QtWidgets.QVBoxLayout()
contents_layout.setContentsMargins(10, 10, 10, 10)
contents_layout.addWidget(self.receive_mode)
contents_layout.addWidget(self.share_mode)
layout = QtWidgets.QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
layout.addLayout(mode_switcher_layout)
layout.addLayout(contents_layout)
central_widget = QtWidgets.QWidget()
central_widget.setLayout(layout)
self.setCentralWidget(central_widget)
self.show()
# The servers isn't active yet
self.set_server_active(False)
# Create the timer
self.timer = QtCore.QTimer()
self.timer.timeout.connect(self.timer_callback)
# Start the "Connecting to Tor" dialog, which calls onion.connect()
tor_con = TorConnectionDialog(self.common, self.qtapp, self.onion)
tor_con.canceled.connect(self._tor_connection_canceled)
tor_con.open_settings.connect(self._tor_connection_open_settings)
if not self.local_only:
tor_con.start()
# Start the timer
self.timer.start(500)
# After connecting to Tor, check for updates
self.check_for_updates()
def update_mode_switcher(self):
# Based on the current mode, switch the mode switcher button styles,
# and show and hide widgets to switch modes
if self.mode == self.MODE_SHARE:
self.share_mode_button.setStyleSheet(self.common.css['mode_switcher_selected_style'])
self.receive_mode_button.setStyleSheet(self.common.css['mode_switcher_unselected_style'])
self.share_mode.show()
self.receive_mode.hide()
else:
self.share_mode_button.setStyleSheet(self.common.css['mode_switcher_unselected_style'])
self.receive_mode_button.setStyleSheet(self.common.css['mode_switcher_selected_style'])
self.share_mode.hide()
self.receive_mode.show()
self.update_server_status_indicator()
# Wait 1ms for the event loop to finish, then adjust size
QtCore.QTimer.singleShot(1, self.adjustSize)
def share_mode_clicked(self):
if self.mode != self.MODE_SHARE:
self.common.log('OnionShareGui', 'share_mode_clicked')
self.mode = self.MODE_SHARE
self.update_mode_switcher()
def receive_mode_clicked(self):
if self.mode != self.MODE_RECEIVE:
self.common.log('OnionShareGui', 'receive_mode_clicked')
self.mode = self.MODE_RECEIVE
self.update_mode_switcher()
def update_server_status_indicator(self):
# Set the status image
if self.mode == self.MODE_SHARE:
# Share mode
if self.share_mode.server_status.status == ServerStatus.STATUS_STOPPED:
self.server_status_image_label.setPixmap(QtGui.QPixmap.fromImage(self.server_status_image_stopped))
self.server_status_label.setText(strings._('gui_status_indicator_share_stopped', True))
elif self.share_mode.server_status.status == ServerStatus.STATUS_WORKING:
self.server_status_image_label.setPixmap(QtGui.QPixmap.fromImage(self.server_status_image_working))
self.server_status_label.setText(strings._('gui_status_indicator_share_working', True))
elif self.share_mode.server_status.status == ServerStatus.STATUS_STARTED:
self.server_status_image_label.setPixmap(QtGui.QPixmap.fromImage(self.server_status_image_started))
self.server_status_label.setText(strings._('gui_status_indicator_share_started', True))
else:
# Receive mode
if self.receive_mode.server_status.status == ServerStatus.STATUS_STOPPED:
self.server_status_image_label.setPixmap(QtGui.QPixmap.fromImage(self.server_status_image_stopped))
self.server_status_label.setText(strings._('gui_status_indicator_receive_stopped', True))
elif self.receive_mode.server_status.status == ServerStatus.STATUS_WORKING:
self.server_status_image_label.setPixmap(QtGui.QPixmap.fromImage(self.server_status_image_working))
self.server_status_label.setText(strings._('gui_status_indicator_receive_working', True))
elif self.receive_mode.server_status.status == ServerStatus.STATUS_STARTED:
self.server_status_image_label.setPixmap(QtGui.QPixmap.fromImage(self.server_status_image_started))
self.server_status_label.setText(strings._('gui_status_indicator_receive_started', True))
def stop_server_finished(self):
# When the server stopped, cleanup the ephemeral onion service
self.onion.cleanup(stop_tor=False)
def _tor_connection_canceled(self):
"""
If the user cancels before Tor finishes connecting, ask if they want to
quit, or open settings.
"""
self.common.log('OnionShareGui', '_tor_connection_canceled')
def ask():
a = Alert(self.common, strings._('gui_tor_connection_ask', True), QtWidgets.QMessageBox.Question, buttons=QtWidgets.QMessageBox.NoButton, autostart=False)
settings_button = QtWidgets.QPushButton(strings._('gui_tor_connection_ask_open_settings', True))
quit_button = QtWidgets.QPushButton(strings._('gui_tor_connection_ask_quit', True))
a.addButton(settings_button, QtWidgets.QMessageBox.AcceptRole)
a.addButton(quit_button, QtWidgets.QMessageBox.RejectRole)
a.setDefaultButton(settings_button)
a.exec_()
if a.clickedButton() == settings_button:
# Open settings
self.common.log('OnionShareGui', '_tor_connection_canceled', 'Settings button clicked')
self.open_settings()
if a.clickedButton() == quit_button:
# Quit
self.common.log('OnionShareGui', '_tor_connection_canceled', 'Quit button clicked')
# Wait 1ms for the event loop to finish, then quit
QtCore.QTimer.singleShot(1, self.qtapp.quit)
# Wait 100ms before asking
QtCore.QTimer.singleShot(100, ask)
def _tor_connection_open_settings(self):
"""
The TorConnectionDialog wants to open the Settings dialog
"""
self.common.log('OnionShareGui', '_tor_connection_open_settings')
# Wait 1ms for the event loop to finish closing the TorConnectionDialog
QtCore.QTimer.singleShot(1, self.open_settings)
def open_settings(self):
"""
Open the SettingsDialog.
"""
self.common.log('OnionShareGui', 'open_settings')
def reload_settings():
self.common.log('OnionShareGui', 'open_settings', 'settings have changed, reloading')
self.common.settings.load()
# We might've stopped the main requests timer if a Tor connection failed.
# If we've reloaded settings, we probably succeeded in obtaining a new
# connection. If so, restart the timer.
if not self.local_only:
if self.onion.is_authenticated():
if not self.timer.isActive():
self.timer.start(500)
self.share_mode.on_reload_settings()
self.status_bar.clearMessage()
# If we switched off the shutdown timeout setting, ensure the widget is hidden.
if not self.common.settings.get('shutdown_timeout'):
self.share_mode.server_status.shutdown_timeout_container.hide()
self.receive_mode.server_status.shutdown_timeout_container.hide()
d = SettingsDialog(self.common, self.onion, self.qtapp, self.config, self.local_only)
d.settings_saved.connect(reload_settings)
d.exec_()
# When settings close, refresh the server status UI
self.share_mode.server_status.update()
self.receive_mode.server_status.update()
def check_for_updates(self):
"""
Check for updates in a new thread, if enabled.
"""
if self.common.platform == 'Windows' or self.common.platform == 'Darwin':
if self.common.settings.get('use_autoupdate'):
def update_available(update_url, installed_version, latest_version):
Alert(self.common, strings._("update_available", True).format(update_url, installed_version, latest_version))
self.update_thread = UpdateThread(self.common, self.onion, self.config)
self.update_thread.update_available.connect(update_available)
self.update_thread.start()
def timer_callback(self):
"""
Check for messages communicated from the web app, and update the GUI accordingly. Also,
call ShareMode and ReceiveMode's timer_callbacks.
"""
self.update()
if not self.local_only:
# Have we lost connection to Tor somehow?
if not self.onion.is_authenticated():
self.timer.stop()
self.status_bar.showMessage(strings._('gui_tor_connection_lost', True))
self.system_tray.showMessage(strings._('gui_tor_connection_lost', True), strings._('gui_tor_connection_error_settings', True))
self.share_mode.handle_tor_broke()
# Process events from the web object
if self.mode == self.MODE_SHARE:
mode = self.share_mode
else:
mode = self.receive_mode
events = []
done = False
while not done:
try:
r = mode.web.q.get(False)
events.append(r)
except queue.Empty:
done = True
for event in events:
if event["type"] == Web.REQUEST_LOAD:
mode.handle_request_load(event)
elif event["type"] == Web.REQUEST_STARTED:
mode.handle_request_started(event)
elif event["type"] == Web.REQUEST_RATE_LIMIT:
mode.handle_request_rate_limit(event)
elif event["type"] == Web.REQUEST_PROGRESS:
mode.handle_request_progress(event)
elif event["type"] == Web.REQUEST_CANCELED:
mode.handle_request_canceled(event)
elif event["type"] == Web.REQUEST_CLOSE_SERVER:
mode.handle_request_close_server(event)
elif event["type"] == Web.REQUEST_UPLOAD_FILE_RENAMED:
mode.handle_request_upload_file_renamed(event)
elif event["type"] == Web.REQUEST_UPLOAD_FINISHED:
mode.handle_request_upload_finished(event)
if event["type"] == Web.REQUEST_ERROR_DOWNLOADS_DIR_CANNOT_CREATE:
Alert(self.common, strings._('error_cannot_create_downloads_dir').format(self.common.settings.get('downloads_dir')))
if event["type"] == Web.REQUEST_ERROR_DOWNLOADS_DIR_NOT_WRITABLE:
Alert(self.common, strings._('error_downloads_dir_not_writable').format(self.common.settings.get('downloads_dir')))
if event["type"] == Web.REQUEST_OTHER:
if event["path"] != '/favicon.ico':
self.status_bar.showMessage('[#{0:d}] {1:s}: {2:s}'.format(mode.web.error404_count, strings._('other_page_loaded', True), event["path"]))
mode.timer_callback()
def copy_url(self):
"""
When the URL gets copied to the clipboard, display this in the status bar.
"""
self.common.log('OnionShareGui', 'copy_url')
self.system_tray.showMessage(strings._('gui_copied_url_title', True), strings._('gui_copied_url', True))
def copy_hidservauth(self):
"""
When the stealth onion service HidServAuth gets copied to the clipboard, display this in the status bar.
"""
self.common.log('OnionShareGui', 'copy_hidservauth')
self.system_tray.showMessage(strings._('gui_copied_hidservauth_title', True), strings._('gui_copied_hidservauth', True))
def clear_message(self):
"""
Clear messages from the status bar.
"""
self.status_bar.clearMessage()
def set_server_active(self, active):
"""
Disable the Settings and Receive Files buttons while an Share Files server is active.
"""
if active:
self.settings_button.hide()
if self.mode == self.MODE_SHARE:
self.share_mode_button.show()
self.receive_mode_button.hide()
else:
self.share_mode_button.hide()
self.receive_mode_button.show()
else:
self.settings_button.show()
self.share_mode_button.show()
self.receive_mode_button.show()
# Disable settings menu action when server is active
self.settings_action.setEnabled(not active)
def closeEvent(self, e):
self.common.log('OnionShareGui', 'closeEvent')
try:
if self.mode == OnionShareGui.MODE_SHARE:
server_status = self.share_mode.server_status
else:
server_status = self.receive_mode.server_status
if server_status.status != server_status.STATUS_STOPPED:
self.common.log('OnionShareGui', 'closeEvent, opening warning dialog')
dialog = QtWidgets.QMessageBox()
dialog.setWindowTitle(strings._('gui_quit_title', True))
if self.mode == OnionShareGui.MODE_SHARE:
dialog.setText(strings._('gui_share_quit_warning', True))
else:
dialog.setText(strings._('gui_receive_quit_warning', True))
dialog.setIcon(QtWidgets.QMessageBox.Critical)
quit_button = dialog.addButton(strings._('gui_quit_warning_quit', True), QtWidgets.QMessageBox.YesRole)
dont_quit_button = dialog.addButton(strings._('gui_quit_warning_dont_quit', True), QtWidgets.QMessageBox.NoRole)
dialog.setDefaultButton(dont_quit_button)
reply = dialog.exec_()
# Quit
if reply == 0:
self.stop_server()
e.accept()
# Don't Quit
else:
e.ignore()
except:
e.accept()