Sunil Mohan Adapa 9c013be54b
calibre: Update group description to reflect 'using' app
- It is incorrect to say that group membership is needed to administer calibre.

Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: James Valleroy <jvalleroy@mailbox.org>
2020-10-18 14:47:26 -04:00

126 lines
4.5 KiB
Python

# SPDX-License-Identifier: AGPL-3.0-or-later
"""
FreedomBox app for calibre e-book library.
"""
import json
import re
from django.utils.translation import ugettext_lazy as _
from plinth import actions
from plinth import app as app_module
from plinth import cfg, frontpage, menu
from plinth.daemon import Daemon
from plinth.modules.apache.components import Webserver
from plinth.modules.firewall.components import Firewall
from plinth.modules.users.components import UsersAndGroups
from plinth.utils import format_lazy
from .manifest import backup, clients # noqa, pylint: disable=unused-import
version = 1
managed_services = ['calibre-server-freedombox']
managed_packages = ['calibre']
_description = [
format_lazy(
_('calibre server provides online access to your e-book collection. '
'You can store your e-books on your {box_name}, read them online or '
'from any of your devices.'), box_name=_(cfg.box_name)),
_('You can organize your e-books, extract and edit their metadata, and '
'perform advanced search. calibre can import, export, or convert across '
'a wide range of formats to make e-books ready for reading on any '
'device. It also provides an online web reader. It remembers your '
'last read location, bookmarks, and highlighted text. Content '
'distribution using OPDS is currently not supported.'),
_('Only users belonging to <em>calibre</em> group will be able to access '
'the app. All users with access can use all the libraries.')
]
app = None
LIBRARY_NAME_PATTERN = r'[a-zA-Z0-9 _-]+'
class CalibreApp(app_module.App):
"""FreedomBox app for calibre."""
app_id = 'calibre'
def __init__(self):
"""Create components for the app."""
super().__init__()
groups = {'calibre': _('Use calibre e-book libraries')}
info = app_module.Info(app_id=self.app_id, version=version,
name=_('calibre'), icon_filename='calibre',
short_description=_('E-book Library'),
description=_description, manual_page='calibre',
clients=clients,
donation_url='https://calibre-ebook.com/donate')
self.add(info)
menu_item = menu.Menu('menu-calibre', info.name,
info.short_description, info.icon_filename,
'calibre:index', parent_url_name='apps')
self.add(menu_item)
shortcut = frontpage.Shortcut('shortcut-calibre', info.name,
short_description=info.short_description,
icon=info.icon_filename, url='/calibre',
clients=info.clients,
login_required=True,
allowed_groups=list(groups))
self.add(shortcut)
firewall = Firewall('firewall-calibre', info.name,
ports=['http', 'https'], is_external=True)
self.add(firewall)
webserver = Webserver('webserver-calibre', 'calibre-freedombox',
urls=['https://{host}/calibre'])
self.add(webserver)
daemon = Daemon('daemon-calibre', managed_services[0],
listen_ports=[(8844, 'tcp4')])
self.add(daemon)
users_and_groups = UsersAndGroups('users-and-groups-calibre',
reserved_usernames=['calibre'],
groups=groups)
self.add(users_and_groups)
def setup(helper, old_version=None):
"""Install and configure the module."""
helper.install(managed_packages)
helper.call('post', app.enable)
def validate_library_name(library_name):
"""Raise exception if library name does not fit the accepted pattern."""
if not re.fullmatch(r'[A-Za-z0-9_.-]+', library_name):
raise Exception('Invalid library name')
def list_libraries():
"""Return a list of libraries."""
output = actions.superuser_run('calibre', ['list-libraries'])
return json.loads(output)['libraries']
def create_library(name):
"""Create an empty library."""
actions.superuser_run('calibre', ['create-library', name])
actions.superuser_run('service', ['try-restart', managed_services[0]])
def delete_library(name):
"""Delete a library and its contents."""
actions.superuser_run('calibre', ['delete-library', name])
actions.superuser_run('service', ['try-restart', managed_services[0]])