# -*- coding: utf-8 -*- """ OnionShare | https://onionshare.org/ Copyright (C) 2014-2018 Micah Lee 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 . """ import platform import textwrap from PyQt5 import QtCore, QtWidgets, QtGui from onionshare import strings from .widgets import Alert class ServerStatus(QtWidgets.QWidget): """ The server status chunk of the GUI. """ server_started = QtCore.pyqtSignal() server_started_finished = QtCore.pyqtSignal() server_stopped = QtCore.pyqtSignal() server_canceled = QtCore.pyqtSignal() button_clicked = QtCore.pyqtSignal() url_copied = QtCore.pyqtSignal() hidservauth_copied = QtCore.pyqtSignal() MODE_SHARE = 'share' MODE_RECEIVE = 'receive' STATUS_STOPPED = 0 STATUS_WORKING = 1 STATUS_STARTED = 2 def __init__(self, common, qtapp, app, file_selection=None, local_only=False): super(ServerStatus, self).__init__() self.common = common self.status = self.STATUS_STOPPED self.mode = None # Gets set in self.set_mode self.qtapp = qtapp self.app = app self.web = None self.local_only = local_only self.resizeEvent(None) # Shutdown timeout layout self.shutdown_timeout_label = QtWidgets.QLabel(strings._('gui_settings_shutdown_timeout')) self.shutdown_timeout = QtWidgets.QDateTimeEdit() self.shutdown_timeout.setDisplayFormat("hh:mm A MMM d, yy") if self.local_only: # For testing self.shutdown_timeout.setDateTime(QtCore.QDateTime.currentDateTime().addSecs(15)) self.shutdown_timeout.setMinimumDateTime(QtCore.QDateTime.currentDateTime()) else: # Set proposed timeout to be 5 minutes into the future self.shutdown_timeout.setDateTime(QtCore.QDateTime.currentDateTime().addSecs(300)) # Onion services can take a little while to start, so reduce the risk of it expiring too soon by setting the minimum to 60s from now self.shutdown_timeout.setMinimumDateTime(QtCore.QDateTime.currentDateTime().addSecs(60)) self.shutdown_timeout.setCurrentSection(QtWidgets.QDateTimeEdit.MinuteSection) shutdown_timeout_layout = QtWidgets.QHBoxLayout() shutdown_timeout_layout.addWidget(self.shutdown_timeout_label) shutdown_timeout_layout.addWidget(self.shutdown_timeout) # Shutdown timeout container, so it can all be hidden and shown as a group shutdown_timeout_container_layout = QtWidgets.QVBoxLayout() shutdown_timeout_container_layout.addLayout(shutdown_timeout_layout) self.shutdown_timeout_container = QtWidgets.QWidget() self.shutdown_timeout_container.setLayout(shutdown_timeout_container_layout) self.shutdown_timeout_container.hide() # Server layout self.server_button = QtWidgets.QPushButton() self.server_button.clicked.connect(self.server_button_clicked) # URL layout url_font = QtGui.QFontDatabase.systemFont(QtGui.QFontDatabase.FixedFont) self.url_description = QtWidgets.QLabel() self.url_description.setWordWrap(True) self.url_description.setMinimumHeight(50) self.url = QtWidgets.QLabel() self.url.setFont(url_font) self.url.setWordWrap(True) self.url.setMinimumSize(self.url.sizeHint()) self.url.setStyleSheet(self.common.css['server_status_url']) self.copy_url_button = QtWidgets.QPushButton(strings._('gui_copy_url')) self.copy_url_button.setFlat(True) self.copy_url_button.setStyleSheet(self.common.css['server_status_url_buttons']) self.copy_url_button.setMinimumHeight(65) self.copy_url_button.clicked.connect(self.copy_url) self.copy_hidservauth_button = QtWidgets.QPushButton(strings._('gui_copy_hidservauth')) self.copy_hidservauth_button.setFlat(True) self.copy_hidservauth_button.setStyleSheet(self.common.css['server_status_url_buttons']) self.copy_hidservauth_button.clicked.connect(self.copy_hidservauth) url_buttons_layout = QtWidgets.QHBoxLayout() url_buttons_layout.addWidget(self.copy_url_button) url_buttons_layout.addWidget(self.copy_hidservauth_button) url_buttons_layout.addStretch() url_layout = QtWidgets.QVBoxLayout() url_layout.addWidget(self.url_description) url_layout.addWidget(self.url) url_layout.addLayout(url_buttons_layout) # Add the widgets layout = QtWidgets.QVBoxLayout() layout.addWidget(self.server_button) layout.addLayout(url_layout) layout.addWidget(self.shutdown_timeout_container) self.setLayout(layout) def set_mode(self, share_mode, file_selection=None): """ The server status is in share mode. """ self.mode = share_mode if self.mode == ServerStatus.MODE_SHARE: self.file_selection = file_selection self.update() def resizeEvent(self, event): """ When the widget is resized, try and adjust the display of a v3 onion URL. """ try: # Wrap the URL label url_length=len(self.get_url()) if url_length > 60: width = self.frameGeometry().width() if width < 530: wrapped_onion_url = textwrap.fill(self.get_url(), 46) self.url.setText(wrapped_onion_url) else: self.url.setText(self.get_url()) except: pass def shutdown_timeout_reset(self): """ Reset the timeout in the UI after stopping a share """ self.shutdown_timeout.setDateTime(QtCore.QDateTime.currentDateTime().addSecs(300)) if not self.local_only: self.shutdown_timeout.setMinimumDateTime(QtCore.QDateTime.currentDateTime().addSecs(60)) def update(self): """ Update the GUI elements based on the current state. """ # Set the URL fields if self.status == self.STATUS_STARTED: self.url_description.show() info_image = self.common.get_resource_path('images/info.png') if self.mode == ServerStatus.MODE_SHARE: self.url_description.setText(strings._('gui_share_url_description').format(info_image)) else: self.url_description.setText(strings._('gui_receive_url_description').format(info_image)) # Show a Tool Tip explaining the lifecycle of this URL if self.common.settings.get('save_private_key'): if self.mode == ServerStatus.MODE_SHARE and self.common.settings.get('close_after_first_download'): self.url_description.setToolTip(strings._('gui_url_label_onetime_and_persistent')) else: self.url_description.setToolTip(strings._('gui_url_label_persistent')) else: if self.mode == ServerStatus.MODE_SHARE and self.common.settings.get('close_after_first_download'): self.url_description.setToolTip(strings._('gui_url_label_onetime')) else: self.url_description.setToolTip(strings._('gui_url_label_stay_open')) self.url.setText(self.get_url()) self.url.show() self.copy_url_button.show() if self.common.settings.get('save_private_key'): if not self.common.settings.get('slug'): self.common.settings.set('slug', self.web.slug) self.common.settings.save() if self.common.settings.get('shutdown_timeout'): self.shutdown_timeout_container.hide() if self.app.stealth: self.copy_hidservauth_button.show() else: self.copy_hidservauth_button.hide() else: self.url_description.hide() self.url.hide() self.copy_url_button.hide() self.copy_hidservauth_button.hide() # Button if self.mode == ServerStatus.MODE_SHARE and self.file_selection.get_num_files() == 0: self.server_button.hide() else: self.server_button.show() if self.status == self.STATUS_STOPPED: self.server_button.setStyleSheet(self.common.css['server_status_button_stopped']) self.server_button.setEnabled(True) if self.mode == ServerStatus.MODE_SHARE: self.server_button.setText(strings._('gui_share_start_server')) else: self.server_button.setText(strings._('gui_receive_start_server')) self.server_button.setToolTip('') if self.common.settings.get('shutdown_timeout'): self.shutdown_timeout_container.show() elif self.status == self.STATUS_STARTED: self.server_button.setStyleSheet(self.common.css['server_status_button_started']) self.server_button.setEnabled(True) if self.mode == ServerStatus.MODE_SHARE: self.server_button.setText(strings._('gui_share_stop_server')) else: self.server_button.setText(strings._('gui_receive_stop_server')) if self.common.settings.get('shutdown_timeout'): self.shutdown_timeout_container.hide() if self.mode == ServerStatus.MODE_SHARE: self.server_button.setToolTip(strings._('gui_share_stop_server_shutdown_timeout_tooltip').format(self.timeout)) else: self.server_button.setToolTip(strings._('gui_receive_stop_server_shutdown_timeout_tooltip').format(self.timeout)) elif self.status == self.STATUS_WORKING: self.server_button.setStyleSheet(self.common.css['server_status_button_working']) self.server_button.setEnabled(True) self.server_button.setText(strings._('gui_please_wait')) if self.common.settings.get('shutdown_timeout'): self.shutdown_timeout_container.hide() else: self.server_button.setStyleSheet(self.common.css['server_status_button_working']) self.server_button.setEnabled(False) self.server_button.setText(strings._('gui_please_wait')) if self.common.settings.get('shutdown_timeout'): self.shutdown_timeout_container.hide() def server_button_clicked(self): """ Toggle starting or stopping the server. """ if self.status == self.STATUS_STOPPED: if self.common.settings.get('shutdown_timeout'): if self.local_only: self.timeout = self.shutdown_timeout.dateTime().toPyDateTime() else: # Get the timeout chosen, stripped of its seconds. This prevents confusion if the share stops at (say) 37 seconds past the minute chosen self.timeout = self.shutdown_timeout.dateTime().toPyDateTime().replace(second=0, microsecond=0) # If the timeout has actually passed already before the user hit Start, refuse to start the server. if QtCore.QDateTime.currentDateTime().toPyDateTime() > self.timeout: Alert(self.common, strings._('gui_server_timeout_expired'), QtWidgets.QMessageBox.Warning) else: self.start_server() else: self.start_server() elif self.status == self.STATUS_STARTED: self.stop_server() elif self.status == self.STATUS_WORKING: self.cancel_server() self.button_clicked.emit() 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 self.copy_url() self.update() self.server_started_finished.emit() def stop_server(self): """ Stop the server. """ self.status = self.STATUS_WORKING self.shutdown_timeout_reset() self.update() self.server_stopped.emit() def cancel_server(self): """ Cancel the server. """ self.common.log('ServerStatus', 'cancel_server', 'Canceling the server mid-startup') self.status = self.STATUS_WORKING self.shutdown_timeout_reset() self.update() self.server_canceled.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. """ clipboard = self.qtapp.clipboard() clipboard.setText(self.get_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() def get_url(self): """ Returns the OnionShare URL. """ if self.common.settings.get('public_mode'): url = 'http://{0:s}'.format(self.app.onion_host) else: url = 'http://{0:s}/{1:s}'.format(self.app.onion_host, self.web.slug) return url