Python django.utils.timezone.get_current_timezone_name() Examples

def on_instance_bound(self):
        super().on_instance_bound()
        if not self.form:
            # wait for the form to be set, it will eventually be
            return
        if not self.instance.overrides:
            return
        widget = self.form[self.field_name].field.widget
        widget.overrides_repeat = self.instance.overrides_repeat
        tz = timezone._get_timezone_name(self.instance.tz)
        if tz != timezone.get_current_timezone_name():
            self.exceptionTZ = tz
        else:
            self.exceptionTZ = None

# ------------------------------------------------------------------------------ 

def get_tzname(self):
        # Timezone conversions must happen to the input datetime *before*
        # applying a function. 2015-12-31 23:00:00 -02:00 is stored in the
        # database as 2016-01-01 01:00:00 +00:00. Any results should be
        # based on the input datetime not the stored datetime.
        tzname = None
        if settings.USE_TZ:
            if self.tzinfo is None:
                tzname = timezone.get_current_timezone_name()
            else:
                tzname = timezone._get_timezone_name(self.tzinfo)
        return tzname 

def as_sql(self, compiler, connection):
        # Cast to date rather than truncate to date.
        lhs, lhs_params = compiler.compile(self.lhs)
        tzname = timezone.get_current_timezone_name() if settings.USE_TZ else None
        sql, tz_params = connection.ops.datetime_cast_date_sql(lhs, tzname)
        lhs_params.extend(tz_params)
        return sql, lhs_params 

def as_sql(self, compiler, connection):
        # Cast to date rather than truncate to date.
        lhs, lhs_params = compiler.compile(self.lhs)
        tzname = timezone.get_current_timezone_name() if settings.USE_TZ else None
        sql, tz_params = connection.ops.datetime_cast_time_sql(lhs, tzname)
        lhs_params.extend(tz_params)
        return sql, lhs_params 

def render(self, context):
        context[self.variable] = timezone.get_current_timezone_name()
        return '' 

def _i18n_cache_key_suffix(request, cache_key):
    """If necessary, adds the current locale or time zone to the cache key."""
    if settings.USE_I18N or settings.USE_L10N:
        # first check if LocaleMiddleware or another middleware added
        # LANGUAGE_CODE to request, then fall back to the active language
        # which in turn can also fall back to settings.LANGUAGE_CODE
        cache_key += '.%s' % getattr(request, 'LANGUAGE_CODE', get_language())
    if settings.USE_TZ:
        # The datetime module doesn't restrict the output of tzname().
        # Windows is known to use non-standard, locale-dependant names.
        # User-defined tzinfo classes may return absolutely anything.
        # Hence this paranoid conversion to create a valid cache key.
        tz_name = force_text(get_current_timezone_name(), errors='ignore')
        cache_key += '.%s' % tz_name.encode('ascii', 'ignore').decode('ascii').replace(' ', '_')
    return cache_key 

def tz(request):
    from django.utils import timezone

    return {'TIME_ZONE': timezone.get_current_timezone_name()} 

def render(self, context):
        context[self.variable] = timezone.get_current_timezone_name()
        return '' 

def _i18n_cache_key_suffix(request, cache_key):
    """If necessary, adds the current locale or time zone to the cache key."""
    if settings.USE_I18N or settings.USE_L10N:
        # first check if LocaleMiddleware or another middleware added
        # LANGUAGE_CODE to request, then fall back to the active language
        # which in turn can also fall back to settings.LANGUAGE_CODE
        cache_key += '.%s' % getattr(request, 'LANGUAGE_CODE', get_language())
    if settings.USE_TZ:
        # The datetime module doesn't restrict the output of tzname().
        # Windows is known to use non-standard, locale-dependent names.
        # User-defined tzinfo classes may return absolutely anything.
        # Hence this paranoid conversion to create a valid cache key.
        tz_name = force_text(get_current_timezone_name(), errors='ignore')
        cache_key += '.%s' % tz_name.encode('ascii', 'ignore').decode('ascii').replace(' ', '_')
    return cache_key 

def as_sql(self, compiler, connection):
        lhs, lhs_params = compiler.compile(self.lhs)
        tzname = timezone.get_current_timezone_name() if settings.USE_TZ else None
        sql, tz_params = connection.ops.datetime_cast_date_sql(lhs, tzname)
        lhs_params.extend(tz_params)
        return sql, lhs_params 

def as_sql(self, compiler, connection):
        sql, params = compiler.compile(self.lhs)
        lhs_output_field = self.lhs.output_field
        if isinstance(lhs_output_field, DateTimeField):
            tzname = timezone.get_current_timezone_name() if settings.USE_TZ else None
            sql, tz_params = connection.ops.datetime_extract_sql(self.lookup_name, sql, tzname)
            params.extend(tz_params)
        elif isinstance(lhs_output_field, DateField):
            sql = connection.ops.date_extract_sql(self.lookup_name, sql)
        elif isinstance(lhs_output_field, TimeField):
            sql = connection.ops.time_extract_sql(self.lookup_name, sql)
        else:
            raise ValueError('DateTransform only valid on Date/Time/DateTimeFields')
        return sql, params 

def tz(request):
    from django.utils import timezone

    return {'TIME_ZONE': timezone.get_current_timezone_name()} 

def render(self, context):
        context[self.variable] = timezone.get_current_timezone_name()
        return '' 

def _i18n_cache_key_suffix(request, cache_key):
    """If necessary, adds the current locale or time zone to the cache key."""
    if settings.USE_I18N or settings.USE_L10N:
        # first check if LocaleMiddleware or another middleware added
        # LANGUAGE_CODE to request, then fall back to the active language
        # which in turn can also fall back to settings.LANGUAGE_CODE
        cache_key += '.%s' % getattr(request, 'LANGUAGE_CODE', get_language())
    if settings.USE_TZ:
        # The datetime module doesn't restrict the output of tzname().
        # Windows is known to use non-standard, locale-dependent names.
        # User-defined tzinfo classes may return absolutely anything.
        # Hence this paranoid conversion to create a valid cache key.
        tz_name = force_text(get_current_timezone_name(), errors='ignore')
        cache_key += '.%s' % tz_name.encode('ascii', 'ignore').decode('ascii').replace(' ', '_')
    return cache_key 

def get_tzname(self):
        # Timezone conversions must happen to the input datetime *before*
        # applying a function. 2015-12-31 23:00:00 -02:00 is stored in the
        # database as 2016-01-01 01:00:00 +00:00. Any results should be
        # based on the input datetime not the stored datetime.
        tzname = None
        if settings.USE_TZ:
            if self.tzinfo is None:
                tzname = timezone.get_current_timezone_name()
            else:
                tzname = timezone._get_timezone_name(self.tzinfo)
        return tzname 

def as_sql(self, compiler, connection):
        # Cast to date rather than truncate to date.
        lhs, lhs_params = compiler.compile(self.lhs)
        tzname = timezone.get_current_timezone_name() if settings.USE_TZ else None
        sql, tz_params = connection.ops.datetime_cast_date_sql(lhs, tzname)
        lhs_params.extend(tz_params)
        return sql, lhs_params 

def as_sql(self, compiler, connection):
        # Cast to date rather than truncate to date.
        lhs, lhs_params = compiler.compile(self.lhs)
        tzname = timezone.get_current_timezone_name() if settings.USE_TZ else None
        sql, tz_params = connection.ops.datetime_cast_time_sql(lhs, tzname)
        lhs_params.extend(tz_params)
        return sql, lhs_params 

def test_override_string_tz(self):
        with timezone.override('Asia/Bangkok'):
            self.assertEqual(timezone.get_current_timezone_name(), 'Asia/Bangkok') 

def test_override_fixed_offset(self):
        with timezone.override(timezone.FixedOffset(0, 'tzname')):
            self.assertEqual(timezone.get_current_timezone_name(), 'tzname') 

def test_cache_key_i18n_timezone(self):
        request = self.factory.get(self.path)
        tz = timezone.get_current_timezone_name()
        response = HttpResponse()
        key = learn_cache_key(request, response)
        self.assertIn(tz, key, "Cache keys should include the time zone name when time zones are active")
        key2 = get_cache_key(request)
        self.assertEqual(key, key2) 

def test_cache_key_no_i18n(self):
        request = self.factory.get(self.path)
        lang = translation.get_language()
        tz = timezone.get_current_timezone_name()
        response = HttpResponse()
        key = learn_cache_key(request, response)
        self.assertNotIn(lang, key, "Cache keys shouldn't include the language name when i18n isn't active")
        self.assertNotIn(tz, key, "Cache keys shouldn't include the time zone name when i18n isn't active") 

def test_override_string_tz(self):
        with timezone.override('Asia/Bangkok'):
            self.assertEqual(timezone.get_current_timezone_name(), 'Asia/Bangkok') 

def test_cache_key_i18n_timezone(self):
        request = self.factory.get(self.path)
        tz = timezone.get_current_timezone_name()
        response = HttpResponse()
        key = learn_cache_key(request, response)
        self.assertIn(tz, key, "Cache keys should include the time zone name when time zones are active")
        key2 = get_cache_key(request)
        self.assertEqual(key, key2) 

def test_cache_key_no_i18n(self):
        request = self.factory.get(self.path)
        lang = translation.get_language()
        tz = timezone.get_current_timezone_name()
        response = HttpResponse()
        key = learn_cache_key(request, response)
        self.assertNotIn(lang, key, "Cache keys shouldn't include the language name when i18n isn't active")
        self.assertNotIn(tz, key, "Cache keys shouldn't include the time zone name when i18n isn't active") 

def testLogInLogOut(self):
        self.assertEqual(get_current_timezone_name(), "Asia/Tokyo")
        self._login()
        self.assertEqual(get_current_timezone_name(), "America/Toronto")
        self._logout()
        self.assertEqual(get_current_timezone_name(), "Asia/Tokyo") 

def as_sql(self, compiler, connection):
        # Cast to date rather than truncate to date.
        lhs, lhs_params = compiler.compile(self.lhs)
        tzname = timezone.get_current_timezone_name() if settings.USE_TZ else None
        sql = connection.ops.datetime_cast_date_sql(lhs, tzname)
        return sql, lhs_params 

def _i18n_cache_key_suffix(request, cache_key):
    """If necessary, adds the current locale or time zone to the cache key."""
    if settings.USE_I18N or settings.USE_L10N:
        # first check if LocaleMiddleware or another middleware added
        # LANGUAGE_CODE to request, then fall back to the active language
        # which in turn can also fall back to settings.LANGUAGE_CODE
        cache_key += '.%s' % getattr(request, 'LANGUAGE_CODE', get_language())
    if settings.USE_TZ:
        # The datetime module doesn't restrict the output of tzname().
        # Windows is known to use non-standard, locale-dependent names.
        # User-defined tzinfo classes may return absolutely anything.
        # Hence this paranoid conversion to create a valid cache key.
        tz_name = force_text(get_current_timezone_name(), errors='ignore')
        cache_key += '.%s' % tz_name.encode('ascii', 'ignore').decode('ascii').replace(' ', '_')
    return cache_key 

def process_lhs(self, compiler, connection, lhs=None):
        from django.db.models import DateTimeField
        lhs, params = super(DateLookup, self).process_lhs(compiler, connection, lhs)
        if isinstance(self.lhs.output_field, DateTimeField):
            tzname = timezone.get_current_timezone_name() if settings.USE_TZ else None
            sql, tz_params = connection.ops.datetime_extract_sql(self.extract_type, lhs, tzname)
            return connection.ops.lookup_cast(self.lookup_name) % sql, tz_params
        else:
            return connection.ops.date_extract_sql(self.lookup_name, lhs), [] 

def tz(request):
    from django.utils import timezone

    return {'TIME_ZONE': timezone.get_current_timezone_name()} 

def test_submission_count_for_today_in_form_list(self):

        self._publish_xls_form_to_project()
        request = self.factory.get('/', **self.extra)
        response = self.view(request)
        self.assertEqual(response.status_code, 200)
        self.assertIn('submission_count_for_today', response.data[0].keys())
        self.assertEqual(response.data[0]['submission_count_for_today'], 0)
        self.assertEqual(response.data[0]['num_of_submissions'], 0)

        paths = [os.path.join(
            self.main_directory, 'fixtures', 'transportation',
            'instances_w_uuid', s, s + '.xml')
            for s in ['transport_2011-07-25_19-05-36']]

        # instantiate date that is NOT naive; timezone is enabled
        current_timzone_name = timezone.get_current_timezone_name()
        current_timezone = pytz.timezone(current_timzone_name)
        today = datetime.today()
        current_date = current_timezone.localize(
            datetime(today.year,
                     today.month,
                     today.day))
        self._make_submission(paths[0], forced_submission_time=current_date)
        self.assertEqual(self.response.status_code, 201)

        request = self.factory.get('/', **self.extra)
        response = self.view(request)
        self.assertEqual(response.status_code, 200)
        self.assertEqual(response.data[0]['submission_count_for_today'], 1)
        self.assertEqual(response.data[0]['num_of_submissions'], 1)