Files
gajim-plugins/openpgp/gtk/key.py
2020-09-20 21:04:04 +02:00

260 lines
8.0 KiB
Python

# Copyright (C) 2019 Philipp Hörist <philipp AT hoerist.com>
#
# This file is part of the OpenPGP Gajim Plugin.
#
# OpenPGP Gajim Plugin 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; version 3 only.
#
# OpenPGP Gajim Plugin 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 OpenPGP Gajim Plugin. If not, see <http://www.gnu.org/licenses/>.
import logging
import time
from gi.repository import Gtk
from gajim.common import app
from gajim.gtk.dialogs import ConfirmationDialog
from gajim.gtk.dialogs import DialogButton
from gajim.plugins.plugins_i18n import _
from openpgp.modules.util import Trust
log = logging.getLogger('gajim.p.openpgp.keydialog')
TRUST_DATA = {
Trust.NOT_TRUSTED: ('dialog-error-symbolic',
_('Not Trusted'),
'error-color'),
Trust.UNKNOWN: ('security-low-symbolic',
_('Not Decided'),
'warning-color'),
Trust.BLIND: ('security-medium-symbolic',
_('Blind Trust'),
'encrypted-color'),
Trust.VERIFIED: ('security-high-symbolic',
_('Verified'),
'encrypted-color')
}
class KeyDialog(Gtk.Dialog):
def __init__(self, account, jid, transient):
super().__init__(title=_('Public Keys for %s') % jid,
destroy_with_parent=True)
self.set_transient_for(transient)
self.set_resizable(True)
self.set_default_size(500, 300)
self.get_style_context().add_class('openpgp-key-dialog')
self.con = app.connections[account]
self._listbox = Gtk.ListBox()
self._listbox.set_selection_mode(Gtk.SelectionMode.NONE)
self._scrolled = Gtk.ScrolledWindow()
self._scrolled.set_policy(Gtk.PolicyType.NEVER,
Gtk.PolicyType.AUTOMATIC)
self._scrolled.add(self._listbox)
box = self.get_content_area()
box.pack_start(self._scrolled, True, True, 0)
keys = self.con.get_module('OpenPGP').get_keys(jid, only_trusted=False)
for key in keys:
log.info('Load: %s', key.fingerprint)
self._listbox.add(KeyRow(key))
self.show_all()
class KeyRow(Gtk.ListBoxRow):
def __init__(self, key):
Gtk.ListBoxRow.__init__(self)
self.set_activatable(False)
self._dialog = self.get_toplevel()
self.key = key
box = Gtk.Box()
box.set_spacing(12)
self._trust_button = TrustButton(self)
box.add(self._trust_button)
label_box = Gtk.Box(orientation=Gtk.Orientation.VERTICAL)
fingerprint = Gtk.Label(
label=self._format_fingerprint(key.fingerprint))
fingerprint.get_style_context().add_class('openpgp-mono')
if not key.active:
fingerprint.get_style_context().add_class('openpgp-inactive-color')
fingerprint.set_selectable(True)
fingerprint.set_halign(Gtk.Align.START)
fingerprint.set_valign(Gtk.Align.START)
fingerprint.set_hexpand(True)
label_box.add(fingerprint)
date = Gtk.Label(label=self._format_timestamp(key.timestamp))
date.set_halign(Gtk.Align.START)
date.get_style_context().add_class('openpgp-mono')
if not key.active:
date.get_style_context().add_class('openpgp-inactive-color')
label_box.add(date)
box.add(label_box)
self.add(box)
self.show_all()
def delete_fingerprint(self, *args):
def _remove():
self.get_parent().remove(self)
self.key.delete()
self.destroy()
ConfirmationDialog(
_('Delete'),
_('Delete Public Key'),
_('This will permanently delete this public key'),
[DialogButton.make('Cancel'),
DialogButton.make('Remove',
text=_('Delete'),
callback=_remove)],
transient_for=self.get_toplevel()).show()
def set_trust(self, trust):
icon_name, tooltip, css_class = TRUST_DATA[trust]
image = self._trust_button.get_child()
image.set_from_icon_name(icon_name, Gtk.IconSize.MENU)
image.get_style_context().add_class(css_class)
@staticmethod
def _format_fingerprint(fingerprint):
fplen = len(fingerprint)
wordsize = fplen // 8
buf = ''
for w in range(0, fplen, wordsize):
buf += '{0} '.format(fingerprint[w:w + wordsize])
return buf.rstrip()
@staticmethod
def _format_timestamp(timestamp):
return time.strftime('%Y-%m-%d %H:%M:%S',
time.localtime(timestamp))
class TrustButton(Gtk.MenuButton):
def __init__(self, row):
Gtk.MenuButton.__init__(self)
self._row = row
self._css_class = ''
self.set_popover(TrustPopver(row))
self.update()
def update(self):
icon_name, tooltip, css_class = TRUST_DATA[self._row.key.trust]
image = self.get_child()
image.set_from_icon_name(icon_name, Gtk.IconSize.MENU)
# remove old color from icon
image.get_style_context().remove_class(self._css_class)
if not self._row.key.active:
css_class = 'openpgp-inactive-color'
tooltip = '%s - %s' % (_('Inactive'), tooltip)
image.get_style_context().add_class(css_class)
self._css_class = css_class
self.set_tooltip_text(tooltip)
class TrustPopver(Gtk.Popover):
def __init__(self, row):
Gtk.Popover.__init__(self)
self._row = row
self._listbox = Gtk.ListBox()
self._listbox.set_selection_mode(Gtk.SelectionMode.NONE)
if row.key.trust != Trust.VERIFIED:
self._listbox.add(VerifiedOption())
if row.key.trust != Trust.NOT_TRUSTED:
self._listbox.add(NotTrustedOption())
self._listbox.add(DeleteOption())
self.add(self._listbox)
self._listbox.show_all()
self._listbox.connect('row-activated', self._activated)
self.get_style_context().add_class('openpgp-trust-popover')
def _activated(self, listbox, row):
self.popdown()
if row.type_ is None:
self._row.delete_fingerprint()
else:
self._row.key.trust = row.type_
self.get_relative_to().update()
self.update()
def update(self):
self._listbox.foreach(lambda row: self._listbox.remove(row))
if self._row.key.trust != Trust.VERIFIED:
self._listbox.add(VerifiedOption())
if self._row.key.trust != Trust.NOT_TRUSTED:
self._listbox.add(NotTrustedOption())
self._listbox.add(DeleteOption())
class MenuOption(Gtk.ListBoxRow):
def __init__(self):
Gtk.ListBoxRow.__init__(self)
box = Gtk.Box()
box.set_spacing(6)
image = Gtk.Image.new_from_icon_name(self.icon,
Gtk.IconSize.MENU)
label = Gtk.Label(label=self.label)
image.get_style_context().add_class(self.color)
box.add(image)
box.add(label)
self.add(box)
self.show_all()
class VerifiedOption(MenuOption):
type_ = Trust.VERIFIED
icon = 'security-high-symbolic'
label = _('Verified')
color = 'encrypted-color'
def __init__(self):
MenuOption.__init__(self)
class NotTrustedOption(MenuOption):
type_ = Trust.NOT_TRUSTED
icon = 'dialog-error-symbolic'
label = _('Not Trusted')
color = 'error-color'
def __init__(self):
MenuOption.__init__(self)
class DeleteOption(MenuOption):
type_ = None
icon = 'user-trash-symbolic'
label = _('Delete')
color = ''
def __init__(self):
MenuOption.__init__(self)