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# -*- coding: utf-8 -*-
# Copyright (C) 2014 LEAP
#
# 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/>.
"""
Widget for "email" preferences
"""
from PySide import QtCore, QtGui
from datetime import datetime
from leap.bitmask.logs.utils import get_logger
from leap.bitmask.gui.ui_preferences_email_page import Ui_PreferencesEmailPage
from leap.bitmask.gui.preferences_page import PreferencesPage
from leap.mail.imap.service.imap import IMAP_PORT
logger = get_logger()
class PreferencesEmailPage(PreferencesPage):
def __init__(self, parent, account, app):
"""
:param parent: parent object of the PreferencesWindow.
:parent type: QWidget
:param account: user account (user + provider or just provider)
:type account: Account
:param app: the current App object
:type app: App
"""
PreferencesPage.__init__(self, parent, account, app)
self.ui = Ui_PreferencesEmailPage()
self.ui.setupUi(self)
# the only way to set the tab titles is to re-add them:
self.ui.email_tabs.addTab(self.ui.config_tab,
self.tr("Mail Client"))
self.ui.email_tabs.addTab(self.ui.my_key_tab,
self.tr("My Key"))
self.ui.email_tabs.addTab(self.ui.other_keys_tab,
self.tr("Other Keys"))
# set mail client configuration help text
lang = QtCore.QLocale.system().name().replace('_', '-')
thunderbird_extension_url = \
"https://addons.mozilla.org/{0}/" \
"thunderbird/addon/bitmask/".format(lang)
self.ui.thunderbird_label.setText(self.tr(
"For Thunderbird, you can use the Bitmask extension. "
"Search for \"Bitmask\" in the add-on manager or "
"download it from <a href='{0}'>addons.mozilla.org</a>.".format(
thunderbird_extension_url)))
self.ui.mail_client_label.setText(self.tr(
"Alternatively, you can manually configure your mail client to "
"use Bitmask Email with these options:"))
self.ui.keys_table.horizontalHeader().setResizeMode(
0, QtGui.QHeaderView.Stretch)
self.setup_connections()
def setup_connections(self):
"""
connect signals
"""
self.app.signaler.keymanager_key_details.connect(self._key_details)
self.app.signaler.keymanager_export_ok.connect(
self._keymanager_export_ok)
self.app.signaler.keymanager_export_error.connect(
self._keymanager_export_error)
self.ui.import_button.clicked.connect(self._import_keys)
self.ui.export_button.clicked.connect(self._export_keys)
def teardown_connections(self):
"""
disconnect signals
"""
self.app.signaler.keymanager_key_details.disconnect(self._key_details)
self.app.signaler.keymanager_export_ok.disconnect(
self._keymanager_export_ok)
self.app.signaler.keymanager_export_error.disconnect(
self._keymanager_export_error)
def showEvent(self, event):
"""
called whenever this widget is shown
"""
self.ui.keys_table.clearContents()
if self.account.username is None:
self.ui.email_tabs.setVisible(False)
self.ui.message_label.setVisible(True)
self.ui.message_label.setText(
self.tr('You must be logged in to edit email settings.'))
else:
self.ui.import_button.setVisible(False) # hide this until working
self.ui.message_label.setVisible(False)
self.ui.email_tabs.setVisible(True)
smtp_port = 2013
self.ui.imap_port_edit.setText(str(IMAP_PORT))
self.ui.imap_host_edit.setText("127.0.0.1")
self.ui.smtp_port_edit.setText(str(smtp_port))
self.ui.smtp_host_edit.setText("127.0.0.1")
self.ui.username_edit.setText(self.account.address)
self.ui.password_edit.setText(
self.app.service_tokens.get('mail_auth', ''))
self.app.backend.keymanager_list_keys()
self.app.backend.keymanager_get_key_details(
username=self.account.address)
def _key_details(self, details):
"""
Trigger by signal: keymanager_key_details
Set the current user's key details into the gui.
"""
self.ui.fingerprint_edit.setPlainText(
self._format_fingerprint(details["fingerprint"]))
self.ui.expiration_edit.setText(details["expiry_date"])
self.ui.uid_edit.setText(" ".join(details["uids"]))
self.ui.public_key_edit.setPlainText(details["key_data"])
def _format_fingerprint(self, fingerprint):
"""
formats an openpgp fingerprint in a manner similar to what gpg
produces, wrapped to two lines.
"""
fp = fingerprint.upper()
fp_list = [fp[i:i+4] for i in range(0, len(fp), 4)]
fp_wrapped = " ".join(fp_list[0:5]) + "\n" + " ".join(fp_list[5:10])
return fp_wrapped
def _export_keys(self):
"""
Exports the user's key pair.
"""
file_name, filtr = QtGui.QFileDialog.getSaveFileName(
self, self.tr("Save private key file"),
filter="*.pem",
options=QtGui.QFileDialog.DontUseNativeDialog)
if file_name:
if not file_name.endswith('.pem'):
file_name += '.pem'
self.app.backend.keymanager_export_keys(
username=self.account.address,
filename=file_name)
else:
logger.debug('Export canceled by the user.')
def _keymanager_export_ok(self):
"""
TRIGGERS:
Signaler.keymanager_export_ok
Notify the user that the key export went OK.
"""
QtGui.QMessageBox.information(
self, self.tr("Export Successful"),
self.tr("The key pair was exported successfully.\n"
"Please, store your private key in a safe place."))
def _keymanager_export_error(self):
"""
TRIGGERS:
Signaler.keymanager_export_error
Notify the user that the key export didn't go well.
"""
QtGui.QMessageBox.critical(
self, self.tr("Input/Output error"),
self.tr("There was an error accessing the file.\n"
"Export canceled."))
def _import_keys(self):
"""
not yet supported
"""
def _keymanager_keys_list(self, keys):
"""
TRIGGERS:
Signaler.keymanager_keys_list
Load the keys given as parameter in the table.
:param keys: the list of keys to load.
:type keys: list
"""
for key in keys:
row = self.ui.keys_table.rowCount()
self.ui.keys_table.insertRow(row)
self.ui.keys_table.setItem(row, 0, QtGui.QTableWidgetItem(key.address))
self.ui.keys_table.setItem(row, 1, QtGui.QTableWidgetItem(key.fingerprint))
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