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onionshare/onionshare_gui/server_status.py

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Python
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# -*- coding: utf-8 -*-
"""
OnionShare | https://onionshare.org/
Copyright (C) 2017 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 platform
from PyQt5 import QtCore, QtWidgets, QtGui
from onionshare import strings, common
class ServerStatus(QtWidgets.QVBoxLayout):
"""
The server status chunk of the GUI.
"""
server_started = QtCore.pyqtSignal()
server_stopped = QtCore.pyqtSignal()
url_copied = QtCore.pyqtSignal()
hidservauth_copied = QtCore.pyqtSignal()
STATUS_STOPPED = 0
STATUS_WORKING = 1
STATUS_STARTED = 2
def __init__(self, qtapp, app, web, file_selection):
super(ServerStatus, self).__init__()
self.status = self.STATUS_STOPPED
self.qtapp = qtapp
self.app = app
self.web = web
self.file_selection = file_selection
# shutdown timeout layout
self.server_shutdown_timeout_checkbox = QtWidgets.QCheckBox()
self.server_shutdown_timeout_checkbox.setCheckState(QtCore.Qt.Unchecked)
self.server_shutdown_timeout_checkbox.toggled.connect(self.shutdown_timeout_toggled)
self.server_shutdown_timeout_checkbox.setText(strings._("gui_settings_shutdown_timeout_choice", True))
self.server_shutdown_timeout_label = QtWidgets.QLabel(strings._('gui_settings_shutdown_timeout', True))
self.server_shutdown_timeout = QtWidgets.QDateTimeEdit()
self.server_shutdown_timeout.setDateTime(QtCore.QDateTime.currentDateTime().addSecs(300))
self.server_shutdown_timeout.setMinimumDateTime(QtCore.QDateTime.currentDateTime())
self.server_shutdown_timeout.setCurrentSectionIndex(4)
self.server_shutdown_timeout_label.hide()
self.server_shutdown_timeout.hide()
shutdown_timeout_layout_group = QtWidgets.QHBoxLayout()
shutdown_timeout_layout_group.addWidget(self.server_shutdown_timeout_checkbox)
shutdown_timeout_layout_group.addWidget(self.server_shutdown_timeout_label)
shutdown_timeout_layout_group.addWidget(self.server_shutdown_timeout)
# server layout
self.status_image_stopped = QtGui.QImage(common.get_resource_path('images/server_stopped.png'))
self.status_image_working = QtGui.QImage(common.get_resource_path('images/server_working.png'))
self.status_image_started = QtGui.QImage(common.get_resource_path('images/server_started.png'))
self.status_image_label = QtWidgets.QLabel()
self.status_image_label.setFixedWidth(30)
self.server_button = QtWidgets.QPushButton()
self.server_button.clicked.connect(self.server_button_clicked)
server_layout = QtWidgets.QHBoxLayout()
server_layout.addWidget(self.status_image_label)
server_layout.addWidget(self.server_button)
# url layout
url_font = QtGui.QFont()
self.url_label = QtWidgets.QLabel()
self.url_label.setFont(url_font)
self.url_label.setWordWrap(False)
self.url_label.setAlignment(QtCore.Qt.AlignCenter)
self.copy_url_button = QtWidgets.QPushButton(strings._('gui_copy_url', True))
self.copy_url_button.clicked.connect(self.copy_url)
self.copy_hidservauth_button = QtWidgets.QPushButton(strings._('gui_copy_hidservauth', True))
self.copy_hidservauth_button.clicked.connect(self.copy_hidservauth)
url_layout = QtWidgets.QHBoxLayout()
url_layout.addWidget(self.url_label)
url_layout.addWidget(self.copy_url_button)
url_layout.addWidget(self.copy_hidservauth_button)
# add the widgets
self.addLayout(shutdown_timeout_layout_group)
self.addLayout(server_layout)
self.addLayout(url_layout)
self.update()
def shutdown_timeout_toggled(self, checked):
"""
Shutdown timer option was toggled. If checked, hide the option and show the timer settings.
"""
if checked:
self.server_shutdown_timeout_checkbox.hide()
self.server_shutdown_timeout_label.show()
self.server_shutdown_timeout.show()
else:
self.server_shutdown_timeout_checkbox.show()
self.server_shutdown_timeout_label.hide()
self.server_shutdown_timeout.hide()
def update(self):
"""
Update the GUI elements based on the current state.
"""
# set the status image
if self.status == self.STATUS_STOPPED:
self.status_image_label.setPixmap(QtGui.QPixmap.fromImage(self.status_image_stopped))
elif self.status == self.STATUS_WORKING:
self.status_image_label.setPixmap(QtGui.QPixmap.fromImage(self.status_image_working))
elif self.status == self.STATUS_STARTED:
self.status_image_label.setPixmap(QtGui.QPixmap.fromImage(self.status_image_started))
# set the URL fields
if self.status == self.STATUS_STARTED:
self.url_label.setText('http://{0:s}/{1:s}'.format(self.app.onion_host, self.web.slug))
self.url_label.show()
self.copy_url_button.show()
if self.app.stealth:
self.copy_hidservauth_button.show()
else:
self.copy_hidservauth_button.hide()
# resize parent widget
p = self.parentWidget()
p.resize(p.sizeHint())
else:
self.url_label.hide()
self.copy_url_button.hide()
self.copy_hidservauth_button.hide()
# button
if self.file_selection.get_num_files() == 0:
self.server_button.setEnabled(False)
self.server_button.setText(strings._('gui_start_server', True))
else:
if self.status == self.STATUS_STOPPED:
self.server_button.setEnabled(True)
self.server_button.setText(strings._('gui_start_server', True))
self.server_shutdown_timeout.setEnabled(True)
self.server_shutdown_timeout_checkbox.show()
self.server_shutdown_timeout_checkbox.setCheckState(QtCore.Qt.Unchecked)
elif self.status == self.STATUS_STARTED:
self.server_button.setEnabled(True)
self.server_button.setText(strings._('gui_stop_server', True))
self.server_shutdown_timeout.setEnabled(False)
self.server_shutdown_timeout_checkbox.hide()
elif self.status == self.STATUS_WORKING:
self.server_button.setEnabled(False)
self.server_button.setText(strings._('gui_please_wait'))
self.server_shutdown_timeout.setEnabled(False)
self.server_shutdown_timeout_checkbox.hide()
else:
self.server_button.setEnabled(False)
self.server_button.setText(strings._('gui_please_wait'))
self.server_shutdown_timeout.setEnabled(False)
def server_button_clicked(self):
"""
Toggle starting or stopping the server.
"""
if self.status == self.STATUS_STOPPED:
self.start_server()
elif self.status == self.STATUS_STARTED:
self.stop_server()
def start_server(self):
"""
Start the server.
"""
self.status = self.STATUS_WORKING
self.update()
self.server_started.emit()
def start_server_finished(self):
"""
The server has finished starting.
"""
self.status = self.STATUS_STARTED
if self.server_shutdown_timeout_checkbox.isChecked():
# Convert the date value to seconds between now and then
now = QtCore.QDateTime.currentDateTime()
self.timeout = now.secsTo(self.server_shutdown_timeout.dateTime())
# Set the shutdown timeout value
if self.timeout > 0:
self.app.shutdown_timer = common.close_after_seconds(self.timeout)
self.app.shutdown_timer.start()
self.copy_url()
self.update()
def stop_server(self):
"""
Stop the server.
"""
self.status = self.STATUS_WORKING
self.update()
self.server_stopped.emit()
def stop_server_finished(self):
"""
The server has finished stopping.
"""
self.status = self.STATUS_STOPPED
self.update()
def copy_url(self):
"""
Copy the onionshare URL to the clipboard.
"""
url = 'http://{0:s}/{1:s}'.format(self.app.onion_host, self.web.slug)
clipboard = self.qtapp.clipboard()
clipboard.setText(url)
self.url_copied.emit()
def copy_hidservauth(self):
"""
Copy the HidServAuth line to the clipboard.
"""
clipboard = self.qtapp.clipboard()
clipboard.setText(self.app.auth_string)
self.hidservauth_copied.emit()
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