2014-05-11 18:53:14 +05:30

133 lines
4.3 KiB
Python

import cherrypy
from django import forms
from gettext import gettext as _
from auth import require
from plugin_mount import PagePlugin
import actions
import cfg
import util
def get_modules_available():
"""Return list of all modules"""
output, error = actions.run('module-manager', ['list-available'])
if error:
raise Exception('Error getting modules: %s' % error)
return output.split()
def get_modules_enabled():
"""Return list of all modules"""
output, error = actions.run('module-manager', ['list-enabled'])
if error:
raise Exception('Error getting enabled modules - %s' % error)
return output.split()
class PackagesForm(forms.Form):
"""Packages form"""
# XXX: Only present due to issue with submitting empty form
dummy = forms.CharField(label='Dummy', initial='dummy',
widget=forms.HiddenInput())
def __init__(self, *args, **kwargs):
# pylint: disable-msg=E1002, E1101
super(forms.Form, self).__init__(*args, **kwargs)
modules_available = get_modules_available()
for module in modules_available:
label = _('Enable {module}').format(module=module)
self.fields[module + '_enabled'] = forms.BooleanField(label=label)
class Packages(PagePlugin):
"""Package page"""
order = 20
def __init__(self, *args, **kwargs):
PagePlugin.__init__(self, *args, **kwargs)
self.register_page('sys.packages')
cfg.html_root.sys.menu.add_item('Package Manager', 'icon-gift',
'/sys/packages', 20)
@cherrypy.expose
@require()
def index(self, *args, **kwargs):
"""Serve the form"""
del args # Unused
status = self.get_status()
form = None
messages = []
if kwargs:
form = PackagesForm(kwargs, prefix='packages')
# pylint: disable-msg=E1101
if form.is_valid():
self._apply_changes(status, form.cleaned_data, messages)
status = self.get_status()
form = PackagesForm(initial=status, prefix='packages')
else:
form = PackagesForm(initial=status, prefix='packages')
return util.render_template(template='packages',
title=_('Add/Remove Plugins'),
form=form, messages=messages)
@staticmethod
def get_status():
"""Return the current status"""
modules_available = get_modules_available()
modules_enabled = get_modules_enabled()
return {module + '_enabled': module in modules_enabled
for module in modules_available}
@staticmethod
def _apply_changes(old_status, new_status, messages):
"""Apply form changes"""
for field, enabled in new_status.items():
if not field.endswith('_enabled'):
continue
if old_status[field] == new_status[field]:
continue
module = field.split('_enabled')[0]
if enabled:
output, error = actions.superuser_run(
'module-manager', ['enable', cfg.python_root, module])
del output # Unused
# TODO: need to get plinth to load the module we just
# enabled
if error:
messages.append(
('error', _('Error enabling module - {module}').format(
module=module)))
else:
messages.append(
('success', _('Module enabled - {module}').format(
module=module)))
else:
output, error = actions.superuser_run(
'module-manager', ['disable', cfg.python_root, module])
del output # Unused
# TODO: need a smoother way for plinth to unload the
# module
if error:
messages.append(
('error',
_('Error disabling module - {module}').format(
module=module)))
else:
messages.append(
('success', _('Module disabled - {module}').format(
module=module)))