docs: def build_user_requested_parameters(request, meta):
      """Build the list of parameters requested by the plugit server"""
  
      postParameters = {}
      getParameters = {}
      files = {}
  
      # Add parameters requested by the server
      if 'user_info' in meta:
          for prop in meta['user_info']:
  
              # Test if the value exist, otherwise return None
              value = None
              if hasattr(request.user, prop) and prop in settings.PIAPI_USERDATA:
                  value = getattr(request.user, prop)
              else:
                  raise Exception('requested user attribute "%s", '
                                  'does not exist or requesting is not allowed' % prop)
  
              # Add informations to get or post parameters, depending on the current method
              if request.method == 'POST':
                  postParameters['ebuio_u_' + prop] = value
              else:
                  getParameters['ebuio_u_' + prop] = value
  
      return (getParameters, postParameters, files)