tailbone/rattail/pyramid/forms.py
2012-11-18 08:38:11 -08:00

86 lines
2.9 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
################################################################################
#
# Rattail -- Retail Software Framework
# Copyright © 2010-2012 Lance Edgar
#
# This file is part of Rattail.
#
# Rattail 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.
#
# Rattail 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 Rattail. If not, see <http://www.gnu.org/licenses/>.
#
################################################################################
"""
``rattail.pyramid.forms`` -- Rattail Forms
"""
from webhelpers.html import literal
import formalchemy
from edbob.pyramid.forms import pretty_datetime
import rattail
from rattail.gpc import GPC
class GPCFieldRenderer(formalchemy.TextFieldRenderer):
"""
Renderer for :class:`rattail.gpc.GPC` fields.
"""
@property
def length(self):
# Hm, should maybe consider hard-coding this...?
return len(str(GPC(0)))
class PriceFieldRenderer(formalchemy.TextFieldRenderer):
"""
Renderer for fields which reference a :class:`ProductPrice` instance.
"""
def render_readonly(self, **kwargs):
price = self.field.raw_value
if price:
if price.price is not None and price.pack_price is not None:
if price.multiple > 1:
return literal('$ %0.2f / %u&nbsp; ($ %0.2f / %u)' % (
price.price, price.multiple,
price.pack_price, price.pack_multiple))
return literal('$ %0.2f&nbsp; ($ %0.2f / %u)' % (
price.price, price.pack_price, price.pack_multiple))
if price.price is not None:
if price.multiple > 1:
return '$ %0.2f / %u' % (price.price, price.multiple)
return '$ %0.2f' % price.price
if price.pack_price is not None:
return '$ %0.2f / %u' % (price.pack_price, price.pack_multiple)
return ''
class PriceWithExpirationFieldRenderer(PriceFieldRenderer):
"""
Price field renderer which also displays the expiration date, if present.
"""
def render_readonly(self, **kwargs):
res = super(PriceWithExpirationFieldRenderer, self).render_readonly(**kwargs)
if res:
price = self.field.raw_value
if price.ends:
res += '&nbsp; (%s)' % pretty_datetime(price.ends, from_='utc')
return res