paramecio2fm/paramecio2/libraries/db/extrafields/moneyfield.py

51 lines
1.5 KiB
Python

"""
Paramecio2fm is a series of wrappers for Flask, mako and others and construct a simple headless cms.
Copyright (C) 2023 Antonio de la Rosa Caballero
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
"""
from paramecio2.libraries.db.corefields import DecimalField
from decimal import Decimal, getcontext
from locale import format_string
getcontext().prec=2
class MoneyField(DecimalField):
"""Field for maintain money values for e-commerce shopping for example."""
def __init__(self, name, required=False):
super().__init__(name, 11, required)
def check(self, value):
try:
value=Decimal(value)
except:
value=0
return value
def show_formatted(self, value):
return format_string('%.2f', Decimal(value), grouping=True)
@staticmethod
def format_money(value):
return format_string('%.2f', Decimal(value), grouping=True)