def test_naturalday(self):
today = datetime.date.today()
yesterday = today - datetime.timedelta(days=1)
tomorrow = today + datetime.timedelta(days=1)
someday = today - datetime.timedelta(days=10)
notdate = "I'm not a date value"
test_list = (today, yesterday, tomorrow, someday, notdate, None)
someday_result = defaultfilters.date(someday)
result_list = (_('today'), _('yesterday'), _('tomorrow'),
someday_result, "I'm not a date value", None)
self.humanize_tester(test_list, result_list, 'naturalday')
def naturalday(value, arg=None):
"""
For date values that are tomorrow, today or yesterday compared to
present day returns representing string. Otherwise, returns a string
formatted according to settings.DATE_FORMAT.
"""
try:
tzinfo = getattr(value, 'tzinfo', None)
value = date(value.year, value.month, value.day)
except AttributeError:
# Passed value wasn't a date object
return value
except ValueError:
# Date arguments out of range
return value
today = datetime.now(tzinfo).date()
delta = value - today
if delta.days == 0:
return _('today')
elif delta.days == 1:
return _('tomorrow')
elif delta.days == -1:
return _('yesterday')
return defaultfilters.date(value, arg)
def render(self, context):
tzinfo = timezone.get_current_timezone() if settings.USE_TZ else None
return date(datetime.now(tz=tzinfo), self.format_string)
