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|
from intervals import (
DateInterval,
DateTimeInterval,
DecimalInterval,
FloatInterval,
IntervalException,
IntInterval,
)
from .html5 import StringField
class IntervalField(StringField):
"""
A string field representing an interval object from
`intervals`_.
.. _intervals:
https://github.com/kvesteri/intervals
"""
def _value(self):
if self.raw_data:
return self.raw_data[0]
if self.data:
return self.data.hyphenized
else:
return ""
def process_formdata(self, valuelist):
if valuelist:
if valuelist[0] == "" or valuelist[0] == "":
self.data = None
else:
try:
self.data = self.interval_class.from_string(valuelist[0])
except IntervalException:
self.data = None
raise ValueError(self.gettext(self.error_msg))
class DecimalIntervalField(IntervalField):
error_msg = "Not a valid decimal range value"
interval_class = DecimalInterval
class FloatIntervalField(IntervalField):
error_msg = "Not a valid float range value"
interval_class = FloatInterval
class IntIntervalField(IntervalField):
error_msg = "Not a valid int range value"
interval_class = IntInterval
class DateIntervalField(IntervalField):
error_msg = "Not a valid date range value"
interval_class = DateInterval
class DateTimeIntervalField(IntervalField):
error_msg = "Not a valid datetime range value"
interval_class = DateTimeInterval
|
