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