Current File : //usr/share/doc/python3-gpg/examples/howto/encrypt-to-group-trustno1.py
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from __future__ import absolute_import, division, unicode_literals
import gpg
import sys
from groups import group_lists
# Copyright (C) 2018 Ben McGinnes <ben@gnupg.org>
#
# 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 2 of the License, or (at your option) any later
# version.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU Lesser General Public License as published by the Free
# Software Foundation; either version 2.1 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 and the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU General Public License and the GNU
# Lesser General Public along with this program; if not, see
# <https://www.gnu.org/licenses/>.
"""
Uses the groups module to encrypt to multiple recipients.
"""
c = gpg.Context(armor=True)
if len(sys.argv) > 3:
group_id = sys.argv[1]
filepath = sys.argv[2:]
elif len(sys.argv) == 3:
group_id = sys.argv[1]
filepath = sys.argv[2]
elif len(sys.argv) == 2:
group_id = sys.argv[1]
filepath = input("Enter the filename to encrypt: ")
else:
group_id = input("Enter the group name to encrypt to: ")
filepath = input("Enter the filename to encrypt: ")
with open(filepath, "rb") as f:
text = f.read()
for i in range(len(group_lists)):
if group_lists[i][0] == group_id:
klist = group_lists[i][1]
else:
klist = None
logrus = []
if klist is not None:
for i in range(len(klist)):
apattern = list(c.keylist(pattern=klist[i], secret=False))
if apattern[0].can_encrypt == 1:
logrus.append(apattern[0])
else:
pass
try:
ciphertext, result, sign_result = c.encrypt(text, recipients=logrus,
add_encrypt_to=True)
except gpg.errors.InvalidRecipients as e:
for i in range(len(e.recipients)):
for n in range(len(logrus)):
if logrus[n].fpr == e.recipients[i].fpr:
logrus.remove(logrus[n])
else:
pass
try:
ciphertext, result, sign_result = c.encrypt(text,
recipients=logrus,
add_encrypt_to=True)
except:
pass
with open("{0}.asc".format(filepath), "wb") as f:
f.write(ciphertext)
else:
pass
# EOF
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