#!/usr/bin/python2.5
#
# Copyright 2008 the Melange authors.
#
# 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.

"""Sidebar
"""

__authors__ = [
    '"Sverre Rabbelier" <sverre@rabbelier.nl>',
  ]


SIDEBAR = []


def addMenu(callback):
  global SIDEBAR
  SIDEBAR.append(callback)

def getSidebar(request):
  sidebar = []

  for callback in SIDEBAR:
    menu = callback(request)
    
    if menu:
      # only if there is a menu we should append it
      sidebar.append(menu)

  return sidebar