bumblebee-status/modules/contrib/datetimetz.py
2020-04-25 10:41:09 +02:00

93 lines
3.3 KiB
Python

# pylint: disable=C0111,R0903
"""Displays the current date and time with timezone options.
Parameters:
* datetimetz.format : strftime()-compatible formatting string
* datetimetz.timezone : IANA timezone name
* datetz.format : alias for datetimetz.format
* timetz.format : alias for datetimetz.format
* timetz.timezone : alias for datetimetz.timezone
* datetimetz.locale : locale to use rather than the system default
* datetz.locale : alias for datetimetz.locale
* timetz.locale : alias for datetimetz.locale
* timetz.timezone : alias for datetimetz.timezone
"""
from __future__ import absolute_import
import datetime
import locale
import logging
try:
import pytz
import tzlocal
except:
pass
import bumblebee.input
import bumblebee.output
import bumblebee.engine
def default_format(module):
default = '%x %X %Z'
if module == 'datetz':
default = '%x %Z'
if module == 'timetz':
default = '%X %Z'
return default
class Module(bumblebee.engine.Module):
def __init__(self, engine, config):
super(Module, self).__init__(engine, config,
bumblebee.output.Widget(full_text=self.get_time))
engine.input.register_callback(self, button=bumblebee.input.LEFT_MOUSE, cmd=self.next_tz)
engine.input.register_callback(self, button=bumblebee.input.RIGHT_MOUSE, cmd=self.prev_tz)
self._fmt = self.parameter('format', default_format(self.name))
default_timezone = ''
try:
default_timezone = tzlocal.get_localzone().zone
except Exception as e:
logging.error('unable to get default timezone: {}'.format(str(e)))
try:
self._timezones = self.parameter('timezone', default_timezone).split(',')
except:
self._timezones = [default_timezone]
self._current_tz = 0
l = locale.getdefaultlocale()
if not l or l == (None, None):
l = ('en_US', 'UTF-8')
lcl = self.parameter('locale', '.'.join(l))
try:
locale.setlocale(locale.LC_TIME, lcl.split('.'))
except Exception:
locale.setlocale(locale.LC_TIME, ('en_US', 'UTF-8'))
def get_time(self, widget):
try:
try:
tz = pytz.timezone(self._timezones[self._current_tz].strip())
retval = datetime.datetime.now(tz=tzlocal.get_localzone()).astimezone(tz).strftime(self._fmt)
except pytz.exceptions.UnknownTimeZoneError:
retval = '[Unknown timezone: {}]'.format(self._timezones[self._current_tz].strip())
except Exception as e:
logging.error('unable to get time: {}'.format(str(e)))
retval = '[n/a]'
enc = locale.getpreferredencoding()
if hasattr(retval, 'decode'):
return retval.decode(enc)
return retval
def next_tz(self, event):
next_timezone = self._current_tz + 1
if next_timezone >= len(self._timezones):
next_timezone = 0 # wraparound
self._current_tz = next_timezone
def prev_tz(self, event):
previous_timezone = self._current_tz - 1
if previous_timezone < 0:
previous_timezone = 0 # wraparound
self._current_tz = previous_timezone
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4