54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
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# -*- coding: utf-8 mode: python -*- vim:sw=4:sts=4:et:ai:si:sta:fenc=utf-8
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__all__ = ('DateProperty', 'TimeProperty',
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)
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from google.appengine.ext import db
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from ulib.base.dates import pydatetime, Date, ensure_date
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from ulib.base.times import Time, ensure_time
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class DateProperty(db.DateProperty):
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data_type = Date
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def validate(self, value):
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if value is not None:
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value = ensure_date(value)
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return value
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def _date_to_datetime(self, date):
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return pydatetime(date.year, date.month, date.day)
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def get_value_for_datastore(self, model_instance):
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value = self.__get__(model_instance, model_instance.__class__)
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if value is not None:
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value = self._date_to_datetime(value.date)
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return value
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def make_value_from_datastore(self, value):
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if value is None: return None
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else: return Date(value.day, value.month, value.year)
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class TimeProperty(db.TimeProperty):
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data_type = Time
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def validate(self, value):
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if value is not None:
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value = ensure_time(value)
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return value
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def _time_to_datetime(self, time):
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return pydatetime(1970, 1, 1,
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time.hour, time.minute, time.second,
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time.microsecond)
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def get_value_for_datastore(self, model_instance):
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value = self.__get__(model_instance, model_instance.__class__)
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if value is not None:
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value = self._time_to_datetime(value.time)
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return value
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def make_value_from_datastore(self, value):
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if value is None: return None
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else: return Time(value.hour, value.minute, value.second)
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