def strptime(context, value):
"""given a string, this function tries to return a DateTime.DateTime object
with the date formats from i18n translations
"""
val = ""
for fmt in ['date_format_long', 'date_format_short']:
fmtstr = context.translate(fmt, domain='bika', mapping={})
fmtstr = fmtstr.replace(r"${", '%').replace('}', '')
try:
val = _strptime(value, fmtstr)
except ValueError:
continue
try:
val = DateTime(*list(val)[:-6])
except DateTimeError:
val = ""
if val.timezoneNaive():
# Use local timezone for tz naive strings
# see http://dev.plone.org/plone/ticket/10141
zone = val.localZone(safelocaltime(val.timeTime()))
parts = val.parts()[:-1] + (zone,)
val = DateTime(*parts)
break
else:
try:
# The following will handle an rfc822 string.
value = value.split(" +", 1)[0]
val = DateTime(value)
except:
logger.warning("DateTimeField failed to format date "
"string '%s' with '%s'" % (value, fmtstr))
return val
def set(self, instance, value, **kwargs):
"""
Check if value is an actual date/time value. If not, attempt
to convert it to one; otherwise, set to None. Assign all
properties passed as kwargs to object.
"""
val = value
if not value:
val = None
elif not isinstance(value, DateTime):
for fmt in ['date_format_long', 'date_format_short']:
fmtstr = instance.translate(fmt, domain='bika', mapping={})
fmtstr = fmtstr.replace(r"${", '%').replace('}', '')
try:
val = strptime(value, fmtstr)
except ValueError:
continue
try:
val = DateTime(*list(val)[:-6])
except DateTimeError:
val = None
if val.timezoneNaive():
# Use local timezone for tz naive strings
# see http://dev.plone.org/plone/ticket/10141
zone = val.localZone(safelocaltime(val.timeTime()))
parts = val.parts()[:-1] + (zone,)
val = DateTime(*parts)
break
else:
logger.warning("DateTimeField failed to format date "
"string '%s' with '%s'" % (value, fmtstr))
super(DateTimeField, self).set(instance, val, **kwargs)
def set(self, instance, value, **kwargs):
if not value:
value = None
elif not isinstance(value, DateTime):
try:
value = DateTime(value)
if value.timezoneNaive():
zone = value.localZone(safelocaltime(value.timeTime()))
parts = value.parts()[:-1] + (zone,)
value = DateTime(*parts)
except DateTimeError:
value = None
super(XSharedBuyablePeriodDateTimeField, self).set(
instance, value, **kwargs)
def set(self, instance, value, **kwargs):
"""
Check if value is an actual date/time value. If not, attempt
to convert it to one; otherwise, set to None. Assign all
properties passed as kwargs to object.
"""
val = value
if not value:
val = None
elif not isinstance(value, DateTime):
for fmt in ['date_format_long', 'date_format_short']:
fmtstr = instance.translate(fmt, domain='bika', mapping={})
fmtstr = fmtstr.replace(r"${", '%').replace('}', '')
try:
val = strptime(value, fmtstr)
except ValueError:
continue
try:
val = DateTime(*list(val)[:-6])
except DateTimeError:
continue
if val.timezoneNaive():
# Use local timezone for tz naive strings
# see http://dev.plone.org/plone/ticket/10141
zone = val.localZone(safelocaltime(val.timeTime()))
parts = val.parts()[:-1] + (zone, )
val = DateTime(*parts)
break
else:
try:
# The following will handle an rfc822 string.
value = value.split(" +", 1)[0]
val = DateTime(value)
except:
logger.warning("DateTimeField failed to format date "
"string '%s' with '%s'" % (value, fmtstr))
super(DateTimeField, self).set(instance, val, **kwargs)
