openpilot/pyextra/overpy/helper.py

65 lines
1.7 KiB
Python

__author__ = 'mjob'
import overpy
def get_street(street, areacode, api=None):
"""
Retrieve streets in a given bounding area
:param overpy.Overpass api: First street of intersection
:param String street: Name of street
:param String areacode: The OSM id of the bounding area
:return: Parsed result
:raises overpy.exception.OverPyException: If something bad happens.
"""
if api is None:
api = overpy.Overpass()
query = """
area(%s)->.location;
(
way[highway][name="%s"](area.location);
- (
way[highway=service](area.location);
way[highway=track](area.location);
);
);
out body;
>;
out skel qt;
"""
data = api.query(query % (areacode, street))
return data
def get_intersection(street1, street2, areacode, api=None):
"""
Retrieve intersection of two streets in a given bounding area
:param overpy.Overpass api: First street of intersection
:param String street1: Name of first street of intersection
:param String street2: Name of second street of intersection
:param String areacode: The OSM id of the bounding area
:return: List of intersections
:raises overpy.exception.OverPyException: If something bad happens.
"""
if api is None:
api = overpy.Overpass()
query = """
area(%s)->.location;
(
way[highway][name="%s"](area.location); node(w)->.n1;
way[highway][name="%s"](area.location); node(w)->.n2;
);
node.n1.n2;
out meta;
"""
data = api.query(query % (areacode, street1, street2))
return data.get_nodes()