James Valleroy c852cd824f
backups: New app to manage borgbackup archives
Reviewed-by: Joseph Nuthalapati <njoseph@thoughtworks.com>
2018-07-16 18:03:55 +05:30

137 lines
4.8 KiB
Python

#
# This file is part of FreedomBox.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
"""
Views for the backups app.
"""
from django.contrib import messages
from django.contrib.messages.views import SuccessMessageMixin
from django.http import Http404
from django.shortcuts import redirect
from django.urls import reverse_lazy
from django.utils.translation import ugettext as _
from django.views.generic import FormView, TemplateView
from plinth.modules import backups
from .forms import CreateArchiveForm, ExtractArchiveForm, ExportArchiveForm
class IndexView(TemplateView):
"""View to show list of archives."""
template_name = 'backups.html'
def get_context_data(self, **kwargs):
"""Return additional context for rendering the template."""
context = super().get_context_data(**kwargs)
context['title'] = backups.name
context['description'] = backups.description
context['info'] = backups.get_info()
context['archives'] = backups.list_archives()
return context
class CreateArchiveView(SuccessMessageMixin, FormView):
"""View to create a new archive."""
form_class = CreateArchiveForm
prefix = 'backups'
template_name = 'backups_form.html'
success_url = reverse_lazy('backups:index')
success_message = _('Archive created.')
def get_context_data(self, **kwargs):
"""Return additional context for rendering the template."""
context = super().get_context_data(**kwargs)
context['title'] = _('Create Archive')
return context
def form_valid(self, form):
"""Create the archive on valid form submission."""
backups.create_archive(form.cleaned_data['name'],
form.cleaned_data['path'])
return super().form_valid(form)
class DeleteArchiveView(SuccessMessageMixin, TemplateView):
"""View to delete an archive."""
template_name = 'backups_delete.html'
def get_context_data(self, **kwargs):
"""Return additional context for rendering the template."""
context = super().get_context_data(**kwargs)
context['title'] = _('Delete Archive')
context['archive'] = backups.get_archive(self.kwargs['name'])
if context['archive'] is None:
raise Http404
return context
def post(self, request, name):
"""Delete the archive."""
backups.delete_archive(name)
messages.success(request, _('Archive deleted.'))
return redirect(reverse_lazy('backups:index'))
class ExtractArchiveView(SuccessMessageMixin, FormView):
"""View to extract an archive."""
form_class = ExtractArchiveForm
prefix = 'backups'
template_name = 'backups_form.html'
success_url = reverse_lazy('backups:index')
success_message = _('Archive extracted.')
def get_context_data(self, **kwargs):
"""Return additional context for rendering the template."""
context = super().get_context_data(**kwargs)
context['title'] = _('Extract Archive')
context['archive'] = backups.get_archive(self.kwargs['name'])
if context['archive'] is None:
raise Http404
return context
def form_valid(self, form):
"""Create the archive on valid form submission."""
backups.extract_archive(self.kwargs['name'], form.cleaned_data['path'])
return super().form_valid(form)
class ExportArchiveView(SuccessMessageMixin, FormView):
"""View to export an archive."""
form_class = ExportArchiveForm
prefix = 'backups'
template_name = 'backups_form.html'
success_url = reverse_lazy('backups:index')
success_message = _('Archive exported.')
def get_context_data(self, **kwargs):
"""Return additional context for rendering the template."""
context = super().get_context_data(**kwargs)
context['title'] = _('Export Archive')
context['archive'] = backups.get_archive(self.kwargs['name'])
if context['archive'] is None:
raise Http404
return context
def form_valid(self, form):
"""Create the archive on valid form submission."""
backups.export_archive(self.kwargs['name'],
form.cleaned_data['filename'])
return super().form_valid(form)