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# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2010 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
# 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 rendering the sidebar.
"""
from django import template
register = template.Library()
class SidebarSelectNode(template.Node):
def __init__(self, selected):
self.selected = selected
def render(self, context):
# Store page type in template context.
context['sidebar_selected'] = self.selected
return ''
@register.tag
def sidebar_select(parser, token):
try:
tag_name, selected = token.split_contents()
except ValueError:
raise template.TemplateSyntaxError, "%r tag requires exactly one argument" % token.contents.split()[0]
return SidebarSelectNode(str(selected))
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