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# -*- coding: utf-8 -*-
# Copyright (C) 2017 Jan Jancar
#
# This file is a part of the Django Mailman PGP plugin.
#
# 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 __future__ import absolute_import, unicode_literals
from django.contrib import messages
from django.contrib.auth.decorators import login_required, user_passes_test
from django.core.files.base import ContentFile
from django.http import HttpResponse, Http404
from django.shortcuts import render
from django.urls import reverse
from django.utils.decorators import method_decorator
from django.utils.translation import ugettext_lazy as _
from django.views import View
from django.views.generic import FormView
from six.moves.urllib.error import HTTPError
from django_pgpmailman.decorators import (list_view, list_class_view,
member_role_required)
from django_pgpmailman.forms import (ListSignatureSettingsForm,
ListEncryptionSettingsForm,
ListMiscSettingsForm,
ListKeyManagementForm, ListCreateForm)
from django_pgpmailman.plugin import get_plugin, get_client
def pgp_list_index(request):
return render(request, 'django_pgpmailman/index.html',
{'lists': get_plugin().lists})
@list_view
def pgp_list_summary(request, pgp_list):
return render(request, 'django_pgpmailman/list/summary.html',
{'pgp_list': pgp_list})
class ListCreate(FormView):
template_name = 'django_pgpmailman/list/create.html'
form_class = ListCreateForm
initial = {'advertised': True}
def get_initial(self):
self.initial.update({'list_owner': self.request.user.email})
return super(ListCreate, self).get_initial()
def get_form_kwargs(self):
kwargs = super(ListCreate, self).get_form_kwargs()
domains = []
for domain in get_client().domains:
domains.append((domain.mail_host, domain.mail_host))
kwargs['domain_choices'] = domains
styles = [('pgp-default', 'PGP discussion'),
('pgp-announce', 'PGP announce')]
kwargs['style_choices'] = styles
return kwargs
@user_passes_test(lambda u: u.is_superuser)
def dispatch(self, request, *args, **kwargs):
return super(ListCreate, self).dispatch(request, *args, **kwargs)
def form_valid(self, form):
try:
client = get_client()
domain = client.get_domain(
mail_host=form.cleaned_data['mail_host'])
mlist = domain.create_list(form.cleaned_data['listname'],
style_name=form.cleaned_data[
'list_style'])
mlist.add_owner(form.cleaned_data['list_owner'])
list_settings = mlist.settings
if form.cleaned_data['description']:
list_settings['description'] = form.cleaned_data['description']
list_settings['advertised'] = form.cleaned_data['advertised']
list_settings.save()
self.mlist = mlist
messages.success(self.request, _('List created'))
except HTTPError as e:
messages.error(self.request, e.msg)
return super(ListCreate, self).form_valid(form)
def get_success_url(self):
return reverse(self.success_url,
kwargs=dict(list_id=self.mlist.list_id))
class ListKey(View):
which_key = None
def get(self, request):
key = getattr(self.pgp_list, self.which_key)
if key is None:
raise Http404
key_file = ContentFile(str(key))
response = HttpResponse(key_file, 'application/pgp-keys')
length = key_file.size
disposition = 'attachment; filename="%s.asc"' % self.pgp_list.list_id
response['Content-Length'] = length
response['Content-Disposition'] = disposition
return response
class ListPubkey(ListKey):
which_key = 'pubkey'
@list_class_view
def dispatch(self, request, *args, **kwargs):
return super(ListKey, self).dispatch(request, *args, **kwargs)
class ListPrivkey(ListKey):
which_key = 'key'
@method_decorator(login_required)
@list_class_view
@member_role_required('owner')
def dispatch(self, request, *args, **kwargs):
return super(ListPrivkey, self).dispatch(request, *args, **kwargs)
class ListSettings(FormView):
properties = None
def get_initial(self):
result = {}
for key in self.properties:
result[key] = getattr(self.pgp_list, key, None)
return result
def get_context_data(self, **kwargs):
data = super(ListSettings, self).get_context_data(
**kwargs)
data['pgp_list'] = self.pgp_list
data['mlist'] = self.pgp_list.mlist
return data
@method_decorator(login_required)
@list_class_view
@member_role_required('owner')
def dispatch(self, request, *args, **kwargs):
return super(ListSettings, self).dispatch(request, *args, **kwargs)
def form_valid(self, form):
if not form.changed_data:
return
for key in form.changed_data:
if form.cleaned_data[key] is not None:
setattr(self.pgp_list, key, form.cleaned_data[key])
try:
self.pgp_list.save()
if form.has_changed():
messages.success(
self.request, _('List settings have been updated.'))
else:
messages.info(self.request, _('List settings did not change.'))
except HTTPError as e:
messages.error(self.request, e.msg)
return super(ListSettings, self).form_valid(form)
def get_success_url(self):
return reverse(self.success_url,
kwargs=dict(list_id=self.pgp_list.list_id))
class ListSignatureSettingsView(ListSettings):
form_class = ListSignatureSettingsForm
template_name = 'django_pgpmailman/list/signature_settings.html'
properties = ('sign_outgoing', 'strip_original_sig', 'unsigned_msg_action',
'inline_pgp_action', 'expired_sig_action',
'revoked_sig_action', 'invalid_sig_action',
'duplicate_sig_action')
class ListEncryptionSettingsView(ListSettings):
form_class = ListEncryptionSettingsForm
template_name = 'django_pgpmailman/list/encryption_settings.html'
properties = ('nonencrypted_msg_action', 'encrypt_outgoing')
class ListMiscSettingsView(ListSettings):
form_class = ListMiscSettingsForm
template_name = 'django_pgpmailman/list/misc_settings.html'
properties = ('key_change_workflow', 'key_signing_allowed')
class ListKeyManagementView(ListSettings):
form_class = ListKeyManagementForm
template_name = 'django_pgpmailman/list/key_management.html'
properties = ('key', 'pubkey')
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