onionshare/onionshare_gui/onionshare_gui.py
2014-11-18 18:35:09 +01:00

277 lines
9.5 KiB
Python

# -*- coding: utf-8 -*-
"""
OnionShare | https://onionshare.org/
Copyright (C) 2014 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/>.
"""
from __future__ import division
import os, sys, subprocess, inspect, platform, argparse, threading, time, math, inspect, platform
from PyQt4 import QtCore, QtGui
import common
try:
import onionshare
except ImportError:
sys.path.append(os.path.abspath(common.onionshare_gui_dir+"/.."))
import onionshare
from onionshare import strings, helpers, web
from file_selection import FileSelection
from server_status import ServerStatus
from downloads import Downloads
from options import Options
class Application(QtGui.QApplication):
def __init__(self):
platform = helpers.get_platform()
if platform == 'Tails' or platform == 'Linux':
self.setAttribute(QtCore.Qt.AA_X11InitThreads, True)
QtGui.QApplication.__init__(self, sys.argv)
class OnionShareGui(QtGui.QWidget):
start_server_finished = QtCore.pyqtSignal()
stop_server_finished = QtCore.pyqtSignal()
starting_server_step2 = QtCore.pyqtSignal()
def __init__(self, qtapp, app):
super(OnionShareGui, self).__init__()
self.qtapp = qtapp
self.app = app
self.setWindowTitle('OnionShare')
self.setWindowIcon(window_icon)
def send_files(self, filenames=None):
# file selection
self.file_selection = FileSelection()
if filenames:
for filename in filenames:
self.file_selection.file_list.add_file(filename)
# server status
self.server_status = ServerStatus(self.qtapp, self.app, web, self.file_selection)
self.server_status.server_started.connect(self.file_selection.server_started)
self.server_status.server_started.connect(self.start_server)
self.server_status.server_stopped.connect(self.file_selection.server_stopped)
self.server_status.server_stopped.connect(self.stop_server)
self.start_server_finished.connect(self.clear_message)
self.start_server_finished.connect(self.server_status.start_server_finished)
self.stop_server_finished.connect(self.server_status.stop_server_finished)
self.file_selection.file_list.files_updated.connect(self.server_status.update)
self.server_status.url_copied.connect(self.copy_url)
self.starting_server_step2.connect(self.start_server_step2)
# filesize warning
self.filesize_warning = QtGui.QLabel()
self.filesize_warning.setStyleSheet('padding: 10px 0; font-weight: bold; color: #333333;')
self.filesize_warning.hide()
# downloads
self.downloads = Downloads()
# options
self.options = Options(web)
# status bar
self.status_bar = QtGui.QStatusBar()
self.status_bar.setSizeGripEnabled(False)
# main layout
self.layout = QtGui.QVBoxLayout()
self.layout.addLayout(self.file_selection)
self.layout.addLayout(self.server_status)
self.layout.addWidget(self.filesize_warning)
self.layout.addLayout(self.downloads)
self.layout.addLayout(self.options)
self.layout.addWidget(self.status_bar)
self.setLayout(self.layout)
self.show()
# check for requests frequently
self.timer = QtCore.QTimer()
QtCore.QObject.connect(self.timer, QtCore.SIGNAL("timeout()"), self.check_for_requests)
self.timer.start(500)
def start_server_step2(self):
self.status_bar.showMessage(strings._('gui_starting_server3', True))
# warn about sending large files over Tor
if web.zip_filesize >= 157286400: # 150mb
self.filesize_warning.setText(strings._("large_filesize", True))
self.filesize_warning.show()
def start_server(self):
# start the hidden service
self.status_bar.showMessage(strings._('gui_starting_server1', True))
try:
self.app.choose_port()
print strings._("connecting_ctrlport").format(self.app.port)
self.app.start_hidden_service(gui=True)
except onionshare.NoTor as e:
alert(e.args[0], QtGui.QMessageBox.Warning)
self.server_status.stop_server()
self.status_bar.clearMessage()
return
except onionshare.TailsError as e:
alert(e.args[0], QtGui.QMessageBox.Warning)
self.server_status.stop_server()
self.status_bar.clearMessage()
return
# start onionshare service in new thread
t = threading.Thread(target=web.start, args=(self.app.port, self.app.stay_open))
t.daemon = True
t.start()
# prepare the files for sending in a new thread
def finish_starting_server(self):
# prepare files to share
web.set_file_info(self.file_selection.file_list.filenames)
self.app.cleanup_filenames.append(web.zip_filename)
self.starting_server_step2.emit()
# wait for hs
self.app.wait_for_hs()
# done
self.start_server_finished.emit()
self.status_bar.showMessage(strings._('gui_starting_server2', True))
t = threading.Thread(target=finish_starting_server, kwargs={'self': self})
t.daemon = True
t.start()
def stop_server(self):
if self.server_status.status == self.server_status.STATUS_STARTED:
web.stop(self.app.port)
self.app.cleanup()
self.filesize_warning.hide()
self.stop_server_finished.emit()
def check_for_requests(self):
self.update()
# only check for requests if the server is running
if self.server_status.status != self.server_status.STATUS_STARTED:
return
events = []
done = False
while not done:
try:
r = web.q.get(False)
events.append(r)
except web.Queue.Empty:
done = True
for event in events:
if event["type"] == web.REQUEST_LOAD:
self.status_bar.showMessage(strings._('download_page_loaded', True))
elif event["type"] == web.REQUEST_DOWNLOAD:
self.downloads.add_download(event["data"]["id"], web.zip_filesize)
elif event["type"] == web.REQUEST_PROGRESS:
self.downloads.update_download(event["data"]["id"], web.zip_filesize, event["data"]["bytes"])
# is the download complete?
if event["data"]["bytes"] == web.zip_filesize:
# close on finish?
if not web.get_stay_open():
self.server_status.stop_server()
elif event["type"] == web.REQUEST_CANCELED:
self.downloads.cancel_download(event["data"]["id"])
elif event["path"] != '/favicon.ico':
self.status_bar.showMessage('{0}: {1}'.format(strings._('other_page_loaded', True), event["path"]))
def copy_url(self):
self.status_bar.showMessage(strings._('gui_copied_url', True), 2000)
def clear_message(self):
self.status_bar.clearMessage()
def alert(msg, icon=QtGui.QMessageBox.NoIcon):
dialog = QtGui.QMessageBox()
dialog.setWindowTitle("OnionShare")
dialog.setWindowIcon(window_icon)
dialog.setText(msg)
dialog.setIcon(icon)
dialog.exec_()
def main():
strings.load_strings()
# start the Qt app
global qtapp
qtapp = Application()
# parse arguments
parser = argparse.ArgumentParser()
parser.add_argument('--local-only', action='store_true', dest='local_only', help=strings._("help_local_only"))
parser.add_argument('--stay-open', action='store_true', dest='stay_open', help=strings._("help_stay_open"))
parser.add_argument('--debug', action='store_true', dest='debug', help=strings._("help_debug"))
parser.add_argument('--filenames', metavar='filenames', nargs='+', help=strings._('help_filename'))
args = parser.parse_args()
filenames = args.filenames
if filenames:
for i in range(len(filenames)):
filenames[i] = os.path.abspath(filenames[i])
local_only = bool(args.local_only)
stay_open = bool(args.stay_open)
debug = bool(args.debug)
# validation
if filenames:
valid = True
for filename in filenames:
if not os.path.exists(filename):
alert(strings._("not_a_file", True).format(filename))
valid = False
if not valid:
sys.exit()
# create the onionshare icon
global window_icon
window_icon = QtGui.QIcon(common.get_image_path('logo.png'))
# start the onionshare app
web.set_stay_open(stay_open)
app = onionshare.OnionShare(debug, local_only, stay_open)
# clean up when app quits
def shutdown():
app.cleanup()
qtapp.connect(qtapp, QtCore.SIGNAL("aboutToQuit()"), shutdown)
# launch the gui
gui = OnionShareGui(qtapp, app)
gui.send_files(filenames)
# all done
sys.exit(qtapp.exec_())
if __name__ == '__main__':
main()