def format_date_time(utc_dt=None):
"""Return current or passed (dt) time in user's preferred format or default to moin-style ISO 8601."""
if utc_dt is None:
utc_dt = datetime.datetime.utcnow()
user_tz = i18n.get_timezone()
fmt = '%Y-%m-%d %H:%M'
if user_tz:
tz = pytz.timezone(user_tz)
else:
tz = pytz.utc
fmt = fmt + 'Z'
loc_dt = tz.localize(utc_dt)
dt = loc_dt.strftime(fmt)
return dt
def format_date_time(utc_dt=None,
fmt='yyyy-MM-dd HH:mm:ss',
interval='datetime'):
"""
Add an ISO 8601 alternative to babel's date/time formatting.
Visitors who are not logged-in see ISO 8601 formatted dates and times with
a "z" suffix indicating the date/time is a UTC Zulu time.
Logged in users who have selected the ISO 8601 option in usersettings and
have set their time zone to UTC in usersettings see date/times with a "z" suffix.
Users with a time zone other than UTC see local date/times in ISO 8601 format
without the "z" suffix.
All other logged-in users will see the usual babel date/time formats based upon
their time zone and locale.
See http://babel.pocoo.org/en/latest/dates.html#date-fields for babel format syntax.
"""
if utc_dt is None:
utc_dt = datetime.datetime.utcnow()
elif isinstance(utc_dt, (float, int)):
utc_dt = datetime.datetime.utcfromtimestamp(utc_dt)
if not flaskg.user.valid:
# users who are not logged-in get moin version of ISO 8601: 2019-07-15 07:08:09z
return flask_babel.format_datetime(utc_dt, fmt) + 'z'
if flaskg.user.iso_8601:
suffix = ''
user_tz = i18n.get_timezone()
if user_tz:
if pytz.timezone(user_tz) == pytz.utc:
suffix = 'z'
return flask_babel.format_datetime(utc_dt, fmt) + suffix
if interval == 'date':
return flask_babel.format_date(utc_dt)
elif interval == 'time':
return flask_babel.format_time(utc_dt)
return flask_babel.format_datetime(utc_dt)
def test_user_attributes():
test_locale = get_locale()
assert test_locale == 'en'
test_timezone = get_timezone()
assert test_timezone == 'UTC'