text: # coding: utf-8
  
  # Copyright (c) 2012, SciELO <scielo-dev@googlegroups.com>
  # All rights reserved.
  
  # Redistribution and use in source and binary forms, with or without modification,
  # are permitted provided that the following conditions are met:
  
  #     Redistributions of source code must retain the above copyright notice,
  #     this list of conditions and the following disclaimer.
  
  #     Redistributions in binary form must reproduce the above copyright notice,
  #     this list of conditions and the following disclaimer in the documentation
  #     and/or other materials provided with the distribution.
  
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  # IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  # INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
  # OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
  # OF SUCH DAMAGE.
  
  from django.conf import settings
  
  def from_settings(request):
      """
      Provides certain settings in the templates.
  
      Searches for an associative list named AVAILABLE_IN_TEMPLATES
      in settings.py.
      """
      try:
          return dict(settings.AVAILABLE_IN_TEMPLATES)
      except (ValueError, AttributeError):
          return {}