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# -*- coding: utf8 -*-
# Copyright 2015 Facundo Batista
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 3, as published
# by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranties of
# MERCHANTABILITY, SATISFACTORY QUALITY, 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/>.
#
# For further info, check https://launchpad.net/encuentro
from __future__ import unicode_literals, print_function
"""The notification-to-the-desktop subsystem."""
import logging
from encuentro.config import config
_ERRMSG = """
ERROR! Problema al importar 'pynotify' - No es "estrictamente necesario, pero
si lo instala tendrá algunas notificaciones en el escritorio.
"""
logger = logging.getLogger('encuentro.notification')
class _Notifier(object):
"""A notifier that defers the import as much as possible.
This is because importing 'pynotify' while PyQt is still starting causes
everything to segfault.
"""
def __init__(self):
self._inited = False
def _init(self):
"""Initialize everything."""
self._inited = True
try:
import pynotify
except ImportError:
print(_ERRMSG)
self._notify = lambda t, m: None
else:
pynotify.init("Encuentro")
def _f(title, message):
"""The method that will really notify."""
if config.get('notification', True):
try:
n = pynotify.Notification(title, message)
n.show()
except Exception as err:
logger.warning("Unable to notify! %s(%s) (imported is %r)",
err.__class__.__name__, err, pynotify)
self._notify = _f
def __call__(self, title, message):
if not self._inited:
self._init()
self._notify(title, message)
notify = _Notifier()
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