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# 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/>.
from enum import IntEnum
from nbxmpp import Node
from nbxmpp.namespaces import Namespace
ENCRYPTION_NAME = "OpenPGP"
NOT_ENCRYPTED_TAGS = [
("no-store", Namespace.HINTS),
("store", Namespace.HINTS),
("no-copy", Namespace.HINTS),
("no-permanent-store", Namespace.HINTS),
("origin-id", Namespace.SID),
("thread", ""),
]
class Trust(IntEnum):
NOT_TRUSTED = 0
UNKNOWN = 1
BLIND = 2
VERIFIED = 3
def prepare_stanza(stanza: Node, payload: list[Node | str]) -> None:
delete_nodes(stanza, "openpgp", Namespace.OPENPGP)
delete_nodes(stanza, "body")
nodes: list[Node] = []
for node in payload:
if isinstance(node, str):
continue
name, namespace = node.getName(), node.getNamespace()
delete_nodes(stanza, name, namespace)
nodes.append(node)
for node in nodes:
stanza.addChild(node=node)
def delete_nodes(stanza: Node, name: str, namespace: str | None = None) -> None:
attrs = None
if namespace is not None:
attrs = {"xmlns": Namespace.OPENPGP}
nodes = stanza.getTags(name, attrs)
for node in nodes:
stanza.delChild(node)
class VerifyFailed(Exception):
pass
class DecryptionFailed(Exception):
pass
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