def set_config_fields(app):
    """  Add custom who can read/right fields in the schema so we can know the documents rights 
    
        :param app the eve application
    """
    account_definition = {'type': 'list', 'default': [], 'schema': {'type':
        'objectid', 'data_relation': {'resource': app.config[
        'ACCOUNT_RESOURCE'], 'field': '_id'}}}
    domain = app.config['DOMAIN']
    for resource in domain:
        if resource != app.config['ACCOUNT_RESOURCE'
            ] and resource not in app.config['RESOURCE_BLACKLIST']:
            domain[resource]['schema'][app.config['ACL_FIELDS_READ']
                ] = account_definition
            domain[resource]['schema'][app.config['ACL_FIELDS_WRITE']
                ] = account_definition
