def normalized_time(time):
"""
Takes a string representation of a time value, validates and parses
it and returns a JSON-friendly string representation of the normalized
time.
It rounds down a date to the first of the month.
It takes any date greater than 60 days into the past
or in the future and sets it to the current date.
"""
now = util.utcnow()
if not time:
time = None
try:
time = iso8601.parse_date(time)
except (iso8601.ParseError, TypeError):
time = now
else:
# don't accept future time values or
# time values more than 60 days in the past
min_time = now - timedelta(days=60)
if time > now or time < min_time:
time = now
# cut down the time to a monthly resolution
time = time.date().replace(day=1)
return encode_datetime(time)
def deserialize(self, node, cstructdict):
if not cstructdict:
return null
# print 'DateTimeRange deserialize:', cstructdict
ret = []
# for (key,cstruct) in cstructdict.items():
for cstruct in cstructdict:
try:
result = iso8601.parse_date(
cstruct, default_timezone=self.default_tzinfo)
except (iso8601.ParseError, TypeError) as e:
try:
year, month, day = map(int, cstruct.split('-', 2))
result = datetime.datetime(year, month, day,
tzinfo=self.default_tzinfo)
except Exception as e:
raise Invalid(node, _(self.err_template,
mapping={'val':cstruct, 'err':e}))
# ret[key] = result
ret.append(result)
return ret
def new_from_dict(cls, dict_):
'''
Custom new_from_dict() functionality for SpatialRelease
'''
if ('release_time' in dict_ and not isinstance(dict_['release_time'], datetime)):
dict_['release_time'] = iso8601.parse_date(dict_['release_time'],
default_timezone=None)
return super(SpatialRelease, cls).new_from_dict(dict_)
def new_from_dict(cls, dict_):
'''
Custom new_from_dict() functionality for SpatialRelease
'''
if ('release_time' in dict_
and not isinstance(dict_['release_time'], datetime)):
dict_['release_time'] = iso8601.parse_date(dict_['release_time'],
default_timezone=None)
return super(SpatialRelease, cls).new_from_dict(dict_)
def deserialize(self, value, mapping, node, model):
try:
result = iso8601.parse_date(value, default_timezone=self.default_tzinfo)
except (iso8601.ParseError, TypeError):
try:
year, month, day = map(int, value.split('-', 2))
result = datetime.datetime(year, month, day,
tzinfo=self.default_tzinfo)
except Exception:
raise Invalid('SchemaNode is not a datetime', node)
return result
def process_time(measure, utcnow, utcmin):
try:
measure['time'] = iso8601.parse_date(measure['time'])
except (iso8601.ParseError, TypeError):
if measure['time']: # pragma: no cover
# ignore debug log for empty values
pass
measure['time'] = utcnow
else:
# don't accept future time values or
# time values more than 60 days in the past
if measure['time'] > utcnow or measure['time'] < utcmin:
measure['time'] = utcnow
return measure
def process_time(measure, utcnow, utcmin):
try:
measure['time'] = iso8601.parse_date(measure['time'])
except (iso8601.ParseError, TypeError):
if measure['time']: # pragma: no cover
# ignore debug log for empty values
pass
measure['time'] = utcnow
else:
# don't accept future time values or
# time values more than 60 days in the past
if measure['time'] > utcnow or measure['time'] < utcmin:
measure['time'] = utcnow
# cut down the time to a monthly resolution
measure['time'] = measure['time'].date().replace(day=1)
return measure
def normalized_time(time):
"""
Takes a string representation of a time value, validates and parses
it and returns a JSON-friendly string representation of the normalized
time.
"""
now = util.utcnow()
if not time:
time = None
try:
time = iso8601.parse_date(time)
except (iso8601.ParseError, TypeError):
time = now
else:
# don't accept future time values or
# time values more than 60 days in the past
min_time = now - timedelta(days=60)
if time > now or time < min_time:
time = now
# cut down the time to a monthly resolution
time = time.date().replace(day=1)
return encode_datetime(time)
def decode_datetime(obj):
try:
return iso8601.parse_date(obj)
except (iso8601.ParseError, TypeError):
return datetime.utcnow().replace(tzinfo=iso8601.UTC)
def decode_datetime(obj):
try:
return iso8601.parse_date(obj)
except (iso8601.ParseError, TypeError): # pragma: no cover
return util.utcnow()
def decode_datetime(obj):
try:
return iso8601.parse_date(obj)
except (iso8601.ParseError, TypeError): # pragma: no cover
return util.utcnow()
def decode_datetime(obj):
try:
return iso8601.parse_date(obj)
except (iso8601.ParseError, TypeError):
return datetime.utcnow().replace(tzinfo=iso8601.UTC)
