onionshare/onionshare_gui/share_mode/__init__.py

287 lines
13 KiB
Python

# -*- 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/>.
"""
from PyQt5 import QtCore, QtWidgets, QtGui
from onionshare import strings
from onionshare.onion import *
from .file_selection import FileSelection
from .downloads import Downloads
from ..mode import Mode
from ..widgets import Alert
class ShareMode(Mode):
"""
Parts of the main window UI for sharing files.
"""
def init(self):
"""
Custom initialization for ReceiveMode.
"""
# File selection
self.file_selection = FileSelection(self.common)
if self.filenames:
for filename in self.filenames:
self.file_selection.file_list.add_file(filename)
# Server status
self.server_status.server_started.connect(self.file_selection.server_started)
self.server_status.server_stopped.connect(self.file_selection.server_stopped)
self.server_status.server_stopped.connect(self.update_primary_action)
self.server_status.server_canceled.connect(self.file_selection.server_stopped)
self.server_status.server_canceled.connect(self.update_primary_action)
self.file_selection.file_list.files_updated.connect(self.server_status.update)
self.file_selection.file_list.files_updated.connect(self.update_primary_action)
# Filesize warning
self.filesize_warning = QtWidgets.QLabel()
self.filesize_warning.setWordWrap(True)
self.filesize_warning.setStyleSheet('padding: 10px 0; font-weight: bold; color: #333333;')
self.filesize_warning.hide()
# Downloads
self.downloads = Downloads(self.common)
self.downloads_in_progress = 0
self.downloads_completed = 0
self.new_download = False # For scrolling to the bottom of the downloads list
# Info label along top of screen
self.info_layout = QtWidgets.QHBoxLayout()
self.info_label = QtWidgets.QLabel()
self.info_label.setStyleSheet('QLabel { font-size: 12px; color: #666666; }')
self.info_show_downloads = QtWidgets.QToolButton()
self.info_show_downloads.setIcon(QtGui.QIcon(self.common.get_resource_path('images/download_window_gray.png')))
self.info_show_downloads.setCheckable(True)
self.info_show_downloads.toggled.connect(self.downloads_toggled)
self.info_show_downloads.setToolTip(strings._('gui_downloads_window_tooltip', True))
self.info_in_progress_downloads_count = QtWidgets.QLabel()
self.info_in_progress_downloads_count.setStyleSheet('QLabel { font-size: 12px; color: #666666; }')
self.info_completed_downloads_count = QtWidgets.QLabel()
self.info_completed_downloads_count.setStyleSheet('QLabel { font-size: 12px; color: #666666; }')
self.update_downloads_completed(self.downloads_in_progress)
self.update_downloads_in_progress(self.downloads_in_progress)
self.info_layout.addWidget(self.info_label)
self.info_layout.addStretch()
self.info_layout.addWidget(self.info_in_progress_downloads_count)
self.info_layout.addWidget(self.info_completed_downloads_count)
self.info_layout.addWidget(self.info_show_downloads)
self.info_widget = QtWidgets.QWidget()
self.info_widget.setLayout(self.info_layout)
self.info_widget.hide()
# Primary action layout
self.primary_action_layout.addWidget(self.filesize_warning)
self.primary_action.hide()
self.update_primary_action()
# Status bar, zip progress bar
self._zip_progress_bar = None
# Layout
self.layout.insertWidget(1, self.info_widget)
self.layout.insertLayout(0, self.file_selection)
# Always start with focus on file selection
self.file_selection.setFocus()
def timer_callback(self):
"""
This method is called regularly on a timer while share mode is active.
"""
# Scroll to the bottom of the download progress bar log pane if a new download has been added
if self.new_download:
self.downloads.downloads_container.vbar.setValue(self.downloads.downloads_container.vbar.maximum())
self.new_download = False
# If the auto-shutdown timer has stopped, stop the server
if self.server_status.status == self.server_status.STATUS_STARTED:
if self.app.shutdown_timer and self.common.settings.get('shutdown_timeout'):
if self.timeout > 0:
now = QtCore.QDateTime.currentDateTime()
seconds_remaining = now.secsTo(self.server_status.timeout)
self.server_status.server_button.setText(strings._('gui_share_stop_server_shutdown_timeout', True).format(seconds_remaining))
if not self.app.shutdown_timer.is_alive():
# If there were no attempts to download the share, or all downloads are done, we can stop
if self.web.download_count == 0 or self.web.done:
self.server_status.stop_server()
self.status_bar.clearMessage()
self.server_share_status_label.setText(strings._('close_on_timeout', True))
# A download is probably still running - hold off on stopping the share
else:
self.status_bar.clearMessage()
self.server_share_status_label.setText(strings._('timeout_download_still_running', True))
def handle_tor_broke(self):
"""
Handle connection from Tor breaking.
"""
if self.server_status.status != self.server_status.STATUS_STOPPED:
self.server_status.stop_server()
self.primary_action.hide()
self.info_widget.hide()
def handle_request_load(self, event):
"""
Handle REQUEST_LOAD event.
"""
self.status_bar.showMessage(strings._('download_page_loaded', True))
def handle_request_download(self, event):
"""
Handle REQUEST_DOWNLOAD event.
"""
self.downloads.no_downloads_label.hide()
self.downloads.add_download(event["data"]["id"], self.web.zip_filesize)
self.new_download = True
self.downloads_in_progress += 1
self.update_downloads_in_progress(self.downloads_in_progress)
self.system_tray.showMessage(strings._('systray_download_started_title', True), strings._('systray_download_started_message', True))
def handle_request_rate_limit(self, event):
"""
Handle REQUEST_RATE_LIMIT event.
"""
self.stop_server()
Alert(self.common, strings._('error_rate_limit'), QtWidgets.QMessageBox.Critical)
def handle_request_progress(self, event):
"""
Handle REQUEST_PROGRESS event.
"""
self.downloads.update_download(event["data"]["id"], event["data"]["bytes"])
# Is the download complete?
if event["data"]["bytes"] == self.web.zip_filesize:
self.system_tray.showMessage(strings._('systray_download_completed_title', True), strings._('systray_download_completed_message', True))
# Update the total 'completed downloads' info
self.downloads_completed += 1
self.update_downloads_completed(self.downloads_completed)
# Update the 'in progress downloads' info
self.downloads_in_progress -= 1
self.update_downloads_in_progress(self.downloads_in_progress)
# close on finish?
if not self.web.stay_open:
self.server_status.stop_server()
self.status_bar.clearMessage()
self.server_share_status_label.setText(strings._('closing_automatically', True))
else:
if self.server_status.status == self.server_status.STATUS_STOPPED:
self.downloads.cancel_download(event["data"]["id"])
self.downloads_in_progress = 0
self.update_downloads_in_progress(self.downloads_in_progress)
def handle_request_canceled(self, event):
"""
Handle REQUEST_CANCELED event.
"""
self.downloads.cancel_download(event["data"]["id"])
# Update the 'in progress downloads' info
self.downloads_in_progress -= 1
self.update_downloads_in_progress(self.downloads_in_progress)
self.system_tray.showMessage(strings._('systray_download_canceled_title', True), strings._('systray_download_canceled_message', True))
def on_reload_settings(self):
"""
If there were some files listed for sharing, we should be ok to re-enable
the 'Start Sharing' button now.
"""
if self.server_status.file_selection.get_num_files() > 0:
self.primary_action.show()
self.info_widget.show()
def update_primary_action(self):
# Show or hide primary action layout
file_count = self.file_selection.file_list.count()
if file_count > 0:
self.primary_action.show()
self.info_widget.show()
# Update the file count in the info label
total_size_bytes = 0
for index in range(self.file_selection.file_list.count()):
item = self.file_selection.file_list.item(index)
total_size_bytes += item.size_bytes
total_size_readable = self.common.human_readable_filesize(total_size_bytes)
if file_count > 1:
self.info_label.setText(strings._('gui_file_info', True).format(file_count, total_size_readable))
else:
self.info_label.setText(strings._('gui_file_info_single', True).format(file_count, total_size_readable))
else:
self.primary_action.hide()
self.info_widget.hide()
# Resize window
self.adjustSize()
def downloads_toggled(self, checked):
"""
When the 'Show/hide downloads' button is toggled, show or hide the downloads window.
"""
self.common.log('ShareMode', 'toggle_downloads')
if checked:
self.downloads.downloads_container.show()
else:
self.downloads.downloads_container.hide()
def reset_info_counters(self):
"""
Set the info counters back to zero.
"""
self.update_downloads_completed(0)
self.update_downloads_in_progress(0)
self.info_show_downloads.setIcon(QtGui.QIcon(self.common.get_resource_path('images/download_window_gray.png')))
self.downloads.no_downloads_label.show()
self.downloads.downloads_container.resize(self.downloads.downloads_container.sizeHint())
def update_downloads_completed(self, count):
"""
Update the 'Downloads completed' info widget.
"""
if count == 0:
self.info_completed_downloads_image = self.common.get_resource_path('images/download_completed_none.png')
else:
self.info_completed_downloads_image = self.common.get_resource_path('images/download_completed.png')
self.info_completed_downloads_count.setText('<img src="{0:s}" /> {1:d}'.format(self.info_completed_downloads_image, count))
self.info_completed_downloads_count.setToolTip(strings._('info_completed_downloads_tooltip', True).format(count))
def update_downloads_in_progress(self, count):
"""
Update the 'Downloads in progress' info widget.
"""
if count == 0:
self.info_in_progress_downloads_image = self.common.get_resource_path('images/download_in_progress_none.png')
else:
self.info_in_progress_downloads_image = self.common.get_resource_path('images/download_in_progress.png')
self.info_show_downloads.setIcon(QtGui.QIcon(self.common.get_resource_path('images/download_window_green.png')))
self.info_in_progress_downloads_count.setText('<img src="{0:s}" /> {1:d}'.format(self.info_in_progress_downloads_image, count))
self.info_in_progress_downloads_count.setToolTip(strings._('info_in_progress_downloads_tooltip', True).format(count))