tailbone/tailbone/forms/simpleform.py
2016-12-14 18:37:17 -06:00

84 lines
2.6 KiB
Python

# -*- coding: utf-8 -*-
################################################################################
#
# Rattail -- Retail Software Framework
# Copyright © 2010-2016 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/>.
#
################################################################################
"""
Simple Forms
"""
from __future__ import unicode_literals, absolute_import
from rattail.util import prettify
import pyramid_simpleform
from pyramid_simpleform import renderers
from webhelpers.html import tags
from webhelpers.html import HTML
from tailbone.forms import Form
class SimpleForm(Form):
"""
Customized simple form.
"""
def __init__(self, request, schema, obj=None, **kwargs):
super(SimpleForm, self).__init__(request, **kwargs)
self._form = pyramid_simpleform.Form(request, schema=schema, obj=obj)
def __getattr__(self, attr):
return getattr(self._form, attr)
def render(self, **kwargs):
kwargs['form'] = FormRenderer(self)
return super(SimpleForm, self).render(**kwargs)
def validate(self):
return self._form.validate()
class FormRenderer(renderers.FormRenderer):
"""
Customized form renderer. Provides some extra methods for convenience.
"""
def __getattr__(self, attr):
return getattr(self.form, attr)
def field_div(self, name, field, label=None):
errors = self.errors_for(name)
if errors:
errors = [HTML.tag('div', class_='field-error', c=x) for x in errors]
errors = tags.literal('').join(errors)
label = HTML.tag('label', for_=name, c=label or prettify(name))
inner = HTML.tag('div', class_='field', c=field)
outer_class = 'field-wrapper'
if errors:
outer_class += ' error'
outer = HTML.tag('div', class_=outer_class, c=(errors or '') + label + inner)
return outer
def referrer_field(self):
return self.hidden('referrer', value=self.form.request.get_referrer())