tailbone/tailbone/views/autocomplete.py
Lance Edgar 2a50e704ef Major overhaul for standalone operation.
This removes some of the `edbob` reliance, as well as borrowing some templates
and styling etc. from Dtail.
2013-09-01 15:31:50 -07:00

62 lines
1.8 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/>.
#
################################################################################
"""
Autocomplete View
"""
from .core import View
from ..db import Session
__all__ = ['AutocompleteView']
class AutocompleteView(View):
def filter_query(self, q):
return q
def make_query(self, term):
q = Session.query(self.mapped_class)
q = self.filter_query(q)
q = q.filter(getattr(self.mapped_class, self.fieldname).ilike('%%%s%%' % term))
q = q.order_by(getattr(self.mapped_class, self.fieldname))
return q
def query(self, term):
return self.make_query(term)
def display(self, instance):
return getattr(instance, self.fieldname)
def __call__(self):
term = self.request.params.get('term')
if term:
term = term.strip()
if not term:
return []
results = self.query(term).all()
return [{'label': self.display(x), 'value': x.uuid} for x in results]