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Improve validation for FormAlchemy date field renderer

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This commit is contained in:
Lance Edgar 2016-09-19 13:13:53 -05:00
parent 65661a03f5
commit cff19f38a3
1 changed files with 11 additions and 6 deletions
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17
tailbone/forms/renderers/core.py
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@ -2,7 +2,7 @@
################################################################################ ################################################################################
# #
# Rattail -- Retail Software Framework # Rattail -- Retail Software Framework
# Copyright © 2010-2015 Lance Edgar # Copyright © 2010-2016 Lance Edgar
# #
# This file is part of Rattail. # This file is part of Rattail.
# #
@ -24,16 +24,16 @@
Core Field Renderers Core Field Renderers
""" """
from __future__ import unicode_literals from __future__ import unicode_literals, absolute_import
import datetime import datetime
import formalchemy import formalchemy as fa
from formalchemy.fields import AbstractField from formalchemy.fields import AbstractField
from pyramid.renderers import render from pyramid.renderers import render
class CustomFieldRenderer(formalchemy.FieldRenderer): class CustomFieldRenderer(fa.FieldRenderer):
""" """
Base class for renderers which accept customization args, and "fake out" Base class for renderers which accept customization args, and "fake out"
FormAlchemy by pretending to still be a renderer factory when in fact it's FormAlchemy by pretending to still be a renderer factory when in fact it's
@ -59,7 +59,7 @@ class CustomFieldRenderer(formalchemy.FieldRenderer):
return self.request.rattail_config return self.request.rattail_config
class DateFieldRenderer(CustomFieldRenderer, formalchemy.DateFieldRenderer): class DateFieldRenderer(CustomFieldRenderer, fa.DateFieldRenderer):
""" """
Date field renderer which uses jQuery UI datepicker widget when rendering Date field renderer which uses jQuery UI datepicker widget when rendering
in edit mode. in edit mode.
@ -79,7 +79,12 @@ class DateFieldRenderer(CustomFieldRenderer, formalchemy.DateFieldRenderer):
value = self._serialized_value() value = self._serialized_value()
if not value: if not value:
return None return None
return datetime.datetime.strptime(value, '%Y-%m-%d') try:
return datetime.datetime.strptime(value, '%Y-%m-%d')
except ValueError:
raise fa.ValidationError("Date value must be in YYYY-MM-DD format")
except Exception as error:
raise fa.ValidationError(unicode(error))
def _serialized_value(self): def _serialized_value(self):
return self.params.getone(self.name) return self.params.getone(self.name)