class Timezone(GtkBaseBox):
def __init__(self, params, prev_page="location", next_page="keymap"):
super().__init__(self, params, "timezone", prev_page, next_page)
self.map_window = self.ui.get_object('timezone_map_window')
self.combobox_zone = self.ui.get_object('comboboxtext_zone')
self.combobox_region = self.ui.get_object('comboboxtext_region')
# Show regions in three columns
self.combobox_region.set_wrap_width(3)
self.tzdb = tz.Database()
self.timezone = None
# This is for populate_cities
self.old_zone = None
# Autotimezone thread will store detected coords in this queue
self.auto_timezone_coords = multiprocessing.Queue()
# Thread to try to determine timezone.
self.autodetected_coords = None
self.auto_timezone_thread = None
self.start_auto_timezone_thread()
# Thread to generate a pacman mirrorlist based on country code
# Why do this? There're foreign mirrors faster than the Spanish ones... - Karasu
self.mirrorlist_thread = None
# self.start_mirrorlist_thread()
# Setup window
self.tzmap = timezonemap.TimezoneMap()
self.tzmap.connect('location-changed', self.on_location_changed)
# Strip .UTF-8 from locale, icu doesn't parse it
self.locale = os.environ['LANG'].rsplit('.', 1)[0]
self.map_window.add(self.tzmap)
self.tzmap.show()
def translate_ui(self):
""" Translates all ui elements """
label = self.ui.get_object('label_zone')
txt = _("Zone:")
label.set_markup(txt)
label = self.ui.get_object('label_region')
txt = _("Region:")
label.set_markup(txt)
label = self.ui.get_object('label_ntp')
txt = _("Uses Network Time Protocol (NTP) for clock synchronization")
label.set_markup(txt)
self.header.set_subtitle(_("Select Your Timezone"))
def on_location_changed(self, tzmap, tz_location):
# loc = self.tzdb.get_loc(self.timezone)
if not tz_location:
self.timezone = None
self.forward_button.set_sensitive(False)
else:
self.timezone = tz_location.get_property('zone')
logging.info(_("location changed to : %s"), self.timezone)
self.update_comboboxes(self.timezone)
self.forward_button.set_sensitive(True)
def update_comboboxes(self, timezone):
zone, region = timezone.split('/', 1)
self.select_combobox_item(self.combobox_zone, zone)
self.populate_cities(zone)
self.select_combobox_item(self.combobox_region, region)
@staticmethod
def select_combobox_item(combobox, item):
tree_model = combobox.get_model()
tree_iter = tree_model.get_iter_first()
while tree_iter is not None:
value = tree_model.get_value(tree_iter, 0)
if value == item:
combobox.set_active_iter(tree_iter)
tree_iter = None
else:
tree_iter = tree_model.iter_next(tree_iter)
def set_timezone(self, timezone):
self.timezone = timezone
res = self.tzmap.set_timezone(timezone)
# res will be False if the timezone is unrecognised
self.forward_button.set_sensitive(res)
def on_zone_combobox_changed(self, widget):
new_zone = self.combobox_zone.get_active_text()
if new_zone is not None:
self.populate_cities(new_zone)
def on_region_combobox_changed(self, widget):
new_zone = self.combobox_zone.get_active_text()
new_region = self.combobox_region.get_active_text()
if new_zone is not None and new_region is not None:
new_timezone = "{0}/{1}".format(new_zone, new_region)
# Only set timezone if it has changed :p
if self.timezone != new_timezone:
self.set_timezone(new_timezone)
def populate_zones(self):
zones = []
for loc in self.tzdb.locations:
zone = loc.zone.split('/', 1)[0]
if zone not in zones:
zones.append(zone)
zones.sort()
tree_model = self.combobox_zone.get_model()
tree_model.clear()
for zone in zones:
tree_model.append([zone, zone])
def populate_cities(self, selected_zone):
if self.old_zone != selected_zone:
regions = []
for loc in self.tzdb.locations:
zone, region = loc.zone.split('/', 1)
if zone == selected_zone:
regions.append(region)
regions.sort()
tree_model = self.combobox_region.get_model()
tree_model.clear()
for region in regions:
tree_model.append([region, region])
self.old_zone = selected_zone
def prepare(self, direction):
self.translate_ui()
self.populate_zones()
self.timezone = None
self.forward_button.set_sensitive(False)
if self.autodetected_coords is None:
try:
self.autodetected_coords = self.auto_timezone_coords.get(False, timeout=20)
except queue.Empty:
msg = _("Can't autodetect timezone coordinates")
if __name__ == '__main__':
# When testing this screen, give 5 more seconds and try again just in case.
# misc.set_cursor(Gdk.CursorType.WATCH)
import time
time.sleep(5)
try:
self.autodetected_coords = self.auto_timezone_coords.get(False, timeout=20)
except queue.Empty:
logging.warning(msg)
finally:
# misc.set_cursor(Gdk.CursorType.ARROW)
pass
else:
logging.warning(msg)
if self.autodetected_coords:
coords = self.autodetected_coords
latitude = float(coords[0])
longitude = float(coords[1])
timezone = self.tzmap.get_timezone_at_coords(latitude, longitude)
self.set_timezone(timezone)
self.forward_button.set_sensitive(True)
self.show_all()
def start_auto_timezone_thread(self):
self.auto_timezone_thread = AutoTimezoneThread(self.auto_timezone_coords, self.settings)
self.auto_timezone_thread.start()
def start_mirrorlist_thread(self):
scripts_dir = os.path.join(self.settings.get('cnchi'), "scripts")
self.mirrorlist_thread = GenerateMirrorListThread(self.auto_timezone_coords, scripts_dir)
self.mirrorlist_thread.start()
def log_location(self, loc):
logging.debug("timezone human zone: %s", loc.human_zone)
logging.debug("timezone country: %s", loc.country)
logging.debug("timezone zone: %s", loc.zone)
logging.debug("timezone human country: %s", loc.human_country)
if loc.comment:
logging.debug("timezone comment: %s", loc.comment)
if loc.latitude:
logging.debug("timezone latitude: %s", loc.latitude)
if loc.longitude:
logging.debug("timezone longitude: %s", loc.longitude)
def store_values(self):
loc = self.tzdb.get_loc(self.timezone)
if loc:
self.settings.set("timezone_human_zone", loc.human_zone)
self.settings.set("timezone_country", loc.country)
self.settings.set("timezone_zone", loc.zone)
self.settings.set("timezone_human_country", loc.human_country)
if loc.comment:
self.settings.set("timezone_comment", loc.comment)
else:
self.settings.set("timezone_comment", "")
if loc.latitude:
self.settings.set("timezone_latitude", loc.latitude)
else:
self.settings.set("timezone_latitude", "")
if loc.longitude:
self.settings.set("timezone_longitude", loc.longitude)
else:
self.settings.set("timezone_longitude", "")
self.log_location(loc)
# This way process.py will know that all info has been entered
self.settings.set("timezone_done", True)
return True
def stop_threads(self):
logging.debug(_("Stoping timezone threads..."))
if self.auto_timezone_thread is not None:
self.auto_timezone_thread.stop()
if self.mirrorlist_thread is not None:
self.mirrorlist_thread.stop()
def on_switch_ntp_activate(self, ntp_switch):
self.settings['use_ntp'] = ntp_switch.get_active()
def start_mirrorlist_thread(self):
scripts_dir = os.path.join(self.settings.get('cnchi'), "scripts")
self.mirrorlist_thread = GenerateMirrorListThread(self.auto_timezone_coords, scripts_dir)
self.mirrorlist_thread.start()