from flask import current_app, session from requests_oauthlib import OAuth1Session from urllib.parse import urlencode from datetime import datetime from flask import g from .model import User from . import user_agent_headers import lxml.etree osm_api_base = "https://api.openstreetmap.org/api/0.6" def api_put_request(path, **kwargs): user = g.user assert user.is_authenticated oauth = OAuth1Session( current_app.config["CLIENT_KEY"], client_secret=current_app.config["CLIENT_SECRET"], resource_owner_key=user.osm_oauth_token, resource_owner_secret=user.osm_oauth_token_secret, ) return oauth.request( "PUT", osm_api_base + path, headers=user_agent_headers(), **kwargs ) def api_request(path, **params): user = g.user assert user.is_authenticated app = current_app url = osm_api_base + path if params: url += "?" + urlencode(params) client_key = app.config["CLIENT_KEY"] client_secret = app.config["CLIENT_SECRET"] oauth = OAuth1Session( client_key, client_secret=client_secret, resource_owner_key=user.osm_oauth_token, resource_owner_secret=user.osm_oauth_token_secret, ) return oauth.get(url, timeout=4) def parse_iso_date(value): return datetime.strptime(value, "%Y-%m-%dT%H:%M:%SZ") def parse_userinfo_call(xml): root = lxml.etree.fromstring(xml) user = root[0] img = user.find(".//img") account_created = parse_iso_date(user.get("account_created")) assert user.tag == "user" return { "account_created": account_created, "id": int(user.get("id")), "username": user.get("display_name"), "description": user.findtext(".//description"), "img": (img.get("href") if img is not None else None), } def get_username(): if "user_id" not in session: return # not authorized user_id = session["user_id"] user = User.query.get(user_id) return user.username