django-admin2/djadmin2/renderers.py
2013-07-07 15:07:06 +02:00

65 lines
1.7 KiB
Python

# -*- coding: utf-8 -*-
"""
This module contains default renderers for admin fields. They are used for
example in the list view.
"""
from __future__ import division, absolute_import, unicode_literals
import os.path
from datetime import date, time, datetime
from django.utils import formats, timezone
from django.template.loader import render_to_string
from djadmin2 import settings
def boolean_renderer(value, field):
"""
Render a boolean value as icon.
This uses the template ``renderers/boolean.html``.
:param value: The value to process.
:type value: boolean
:param field: The model field instance
:type field: django.db.models.fields.Field
:rtype: unicode
"""
# TODO caching of template
tpl = os.path.join(settings.ADMIN2_THEME_DIRECTORY, 'renderers/boolean.html')
return render_to_string(tpl, {'value': value})
def datetime_renderer(value, field):
"""
Localize and format the specified date.
:param value: The value to process.
:type value: datetime.date or datetime.time or datetime.datetime
:param field: The model field instance
:type field: django.db.models.fields.Field
:rtype: unicode
"""
if isinstance(value, datetime):
return formats.localize(timezone.template_localtime(value))
elif isinstance(value, (date, time)):
return formats.localize(value)
else:
return value
def title_renderer(value, field):
"""
Render a string in title case (capitalize every word).
:param value: The value to process.
:type value: str or unicode
:param field: The model field instance
:type field: django.db.models.fields.Field
:rtype: unicode
"""
return unicode(value).title()