Source code for horizon.templatetags.branding
# Copyright 2012 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
# Copyright 2012 Nebula, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""
Template tags for customizing Horizon.
"""
from django.conf import settings
from django.core.urlresolvers import reverse
from django import template
from django.utils.translation import ugettext_lazy as _
register = template.Library()
[docs]class SiteBrandingNode(template.Node):
[docs] def render(self, context):
return getattr(settings, "SITE_BRANDING", _("Horizon"))
@register.tag
[docs]def site_branding(parser, token):
return SiteBrandingNode()
@register.tag
[docs]def site_title(parser, token):
return settings.SITE_BRANDING
@register.simple_tag
[docs]def site_branding_link():
return getattr(settings, "SITE_BRANDING_LINK",
reverse("horizon:user_home"))
# TODO(jeffjapan): This is just an assignment tag version of the above, replace
# when the dashboard is upgraded to a django version that
# supports the @assignment_tag decorator syntax instead.
[docs]class SaveBrandingNode(template.Node):
def __init__(self, var_name):
self.var_name = var_name
[docs] def render(self, context):
context[self.var_name] = settings.SITE_BRANDING
return ""
@register.tag
[docs]def save_site_branding(parser, token):
tagname = token.contents.split()
return SaveBrandingNode(tagname[-1])