TemplatesController.py 文件源码

def generate_request_filter(filters):
    """ Generates filters from filter query string
    """
    where = [Q()]
    if 'where' in filters and len(filters['where']):
        try:
            keys = set(k for k in filters['where'])
            if 'in' in keys:
                for i in filters['where']['in']:
                    for key, val in i.iteritems():
                        where.append(reduce(operator.or_, [Q(**{key: i}) for i in val]))
            where = reduce(operator.and_, where)
        except (AttributeError, KeyError, FieldError, SyntaxError, ValueError) as ex:
            raise BadRequest(str(ex.message))
    else:
        where = reduce(operator.and_, where)
    return where