project_search_service.py 文件源码

def _make_4326_polygon_from_bbox(bbox: list, srid: int) -> Polygon:
        """ make a shapely Polygon in SRID 4326 from bbox and srid"""
        try:
            polygon = box(bbox[0], bbox[1], bbox[2], bbox[3])
            if not srid == 4326:
                geometry = shape.from_shape(polygon, srid)
                geom_4326 = db.engine.execute(ST_Transform(geometry, 4326)).scalar()
                polygon = shape.to_shape(geom_4326)
        except Exception as e:
            raise ProjectSearchServiceError(f'error making polygon: {e}')
        return polygon