mirror of
https://github.com/zvx-echo6/recon.git
synced 2026-05-20 06:34:40 +02:00
Matt
e9c9cee4f3
- Add get_place_by_wikidata() to place_detail.py - Queries Wikidata API for entity details (name, description, coords) - Extracts population, instance_of, OSM relation ID, Wikipedia link - Add /api/place/wikidata/<id> route to api.py Supports Navi basemap label enrichment when OSM details unavailable. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
791 lines
28 KiB
Python
791 lines
28 KiB
Python
"""
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Place detail proxy — local Nominatim first, Overpass API fallback, SQLite cache.
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Overture Maps enrichment layer fills sparse extratags (phone, website, brand).
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Provides get_place_detail(osm_type, osm_id) which returns a cleaned dict
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matching the response shape for /api/place/<osm_type>/<osm_id>.
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"""
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import json
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import os
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import sqlite3
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import time
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import requests as http_requests
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from .osm_categories import humanize_category
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from .utils import setup_logging
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logger = setup_logging('recon.place_detail')
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NOMINATIM_URL = "http://localhost:8010/details.php"
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OVERPASS_URL = "https://overpass-api.de/api/interpreter"
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OVERPASS_UA = "Navi/1.0 (forge.echo6.co/matt/recon)"
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VALID_OSM_TYPES = {"N", "W", "R"}
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_db_conn = None
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# ── SQLite cache ────────────────────────────────────────────────────────
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def _get_db():
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"""Return a module-level SQLite connection (lazy init)."""
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global _db_conn
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if _db_conn is not None:
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return _db_conn
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db_dir = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))), 'data')
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os.makedirs(db_dir, exist_ok=True)
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db_path = os.path.join(db_dir, 'place_cache.db')
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_db_conn = sqlite3.connect(db_path, check_same_thread=False)
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_db_conn.execute("PRAGMA journal_mode=WAL")
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_db_conn.execute("PRAGMA synchronous=NORMAL")
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_db_conn.execute("""
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CREATE TABLE IF NOT EXISTS place_cache (
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osm_type TEXT NOT NULL,
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osm_id INTEGER NOT NULL,
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data TEXT NOT NULL,
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source TEXT NOT NULL,
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cached_at INTEGER NOT NULL,
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PRIMARY KEY (osm_type, osm_id)
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)
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""")
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_db_conn.commit()
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logger.info(f"Place cache DB ready at {db_path}")
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return _db_conn
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def cache_get(osm_type, osm_id):
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"""Return cached place dict or None."""
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db = _get_db()
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row = db.execute(
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"SELECT data FROM place_cache WHERE osm_type=? AND osm_id=?",
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(osm_type, osm_id)
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).fetchone()
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if row:
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try:
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result = json.loads(row[0])
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result['source'] = 'cache'
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return result
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except (json.JSONDecodeError, TypeError):
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pass
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return None
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def cache_put(osm_type, osm_id, data, source):
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"""Store a place detail result in the cache (preserves google columns)."""
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db = _get_db()
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now = int(time.time())
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db.execute("""
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INSERT INTO place_cache (osm_type, osm_id, data, source, cached_at)
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VALUES (?, ?, ?, ?, ?)
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ON CONFLICT(osm_type, osm_id) DO UPDATE SET
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data = excluded.data,
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source = excluded.source,
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cached_at = excluded.cached_at
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""", (osm_type, osm_id, json.dumps(data), source, now))
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db.commit()
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# ── Overture enrichment ─────────────────────────────────────────────────
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def _enrich_with_overture(result, osm_type, osm_id):
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"""
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Attempt to enrich a place result with Overture Maps data.
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Fills sparse extratags (phone, website, brand) without overwriting existing values.
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Returns the (possibly enriched) result dict.
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"""
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try:
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from .deployment_config import get_deployment_config
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deploy_config = get_deployment_config()
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features = deploy_config.get('features', {})
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if not features.get('has_overture_enrichment', False):
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return result
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except Exception:
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return result
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try:
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from .overture import find_by_osm_id, find_by_coords_and_name
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except ImportError:
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logger.debug("Overture module not available")
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return result
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enrichment = None
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match_method = None
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# Strategy 1: OSM cross-reference (exact)
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enrichment = find_by_osm_id(osm_type, osm_id)
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if enrichment:
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match_method = 'osm_xref'
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# Strategy 2: Coordinate + name fuzzy (fallback)
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if not enrichment and result.get('centroid') and result.get('name'):
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centroid = result['centroid']
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if centroid.get('lat') and centroid.get('lon'):
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enrichment = find_by_coords_and_name(
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centroid['lat'], centroid['lon'], result['name']
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)
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if enrichment:
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match_method = 'coord_name_fuzzy'
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if not enrichment:
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return result
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# Fill sparse extratags (never overwrite existing non-null values)
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extratags = result.get('extratags', {})
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fill_map = [
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('phone', 'phone'),
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('website', 'website'),
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('brand', 'brand_name'),
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('brand:wikidata', 'brand_wikidata'),
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]
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for osm_key, overture_key in fill_map:
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if not extratags.get(osm_key) and enrichment.get(overture_key):
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extratags[osm_key] = enrichment[overture_key]
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result['extratags'] = extratags
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# Add source metadata
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result['sources'] = {
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'primary': result.get('source', 'unknown'),
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'enrichment': 'overture',
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'overture_match_method': match_method,
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'overture_gers_id': enrichment.get('gers_id'),
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'overture_confidence': enrichment.get('confidence'),
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'overture_basic_category': enrichment.get('basic_category'),
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}
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logger.debug(f"Overture enrichment for {osm_type}/{osm_id}: {match_method}")
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return result
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# ── Google Places enrichment (tertiary, gap-fill only) ──────────────
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# Business POI classes eligible for Google enrichment
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_BUSINESS_CLASSES = {'amenity', 'shop', 'tourism', 'leisure', 'office', 'craft'}
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# Fields Google can fill
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_GOOGLE_GAP_FIELDS = ('opening_hours', 'phone', 'website')
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def _enrich_with_google(result, osm_type, osm_id):
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"""
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Tertiary enrichment via Google Places (New) API.
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Only fires for business-type POIs when opening_hours, phone, or website
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are still missing after OSM + Overture enrichment.
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Fills only empty fields — never overwrites existing values.
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"""
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# Check feature flag
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try:
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from .deployment_config import get_deployment_config
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deploy_config = get_deployment_config()
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features = deploy_config.get('features', {})
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if not features.get('has_google_places_enrichment', False):
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return result
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except Exception:
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return result
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# Only enrich business-type POIs
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poi_class = result.get('class', '')
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if poi_class not in _BUSINESS_CLASSES:
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return result
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# Check if any gap fields are missing
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extratags = result.get('extratags', {})
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gaps = [f for f in _GOOGLE_GAP_FIELDS if not extratags.get(f)]
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if not gaps:
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logger.debug(f"google_places: skip {osm_type}/{osm_id} — no gaps")
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return result
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try:
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from . import google_places
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except ImportError:
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logger.debug("google_places module not available")
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return result
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# Check Google cache first
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cached_pid, cached_data = google_places.cache_get_google(osm_type, osm_id)
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if cached_pid and cached_data:
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_apply_google_data(result, cached_data, gaps)
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result.setdefault('sources', {})['google_places'] = {
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'place_id': cached_pid,
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'source': 'cache',
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}
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logger.debug(f"google_places: cache hit for {osm_type}/{osm_id}")
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return result
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# Skip if already looked up and found nothing (cached_pid is None)
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if cached_pid is not None:
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return result
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# Skip new Google API calls for guest users (cached data already returned above)
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from .auth import get_user_id
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if not get_user_id():
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logger.debug(f"google_places: skip API call for {osm_type}/{osm_id} — guest user")
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return result
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# Daily cap check
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if not google_places.check_daily_cap():
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return result
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# Search for the place
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name = result.get('name', '')
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centroid = result.get('centroid', {})
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lat = centroid.get('lat')
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lon = centroid.get('lon')
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if not name or not lat or not lon:
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return result
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place_id = google_places.search_place(name, lat, lon)
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if not place_id:
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# Cache the miss to avoid repeated lookups
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google_places.cache_put_google(osm_type, osm_id, '__miss__', None)
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return result
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# Get details
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details = google_places.get_place_details(place_id)
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if not details:
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google_places.cache_put_google(osm_type, osm_id, place_id, None)
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return result
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# Cache the result
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google_places.cache_put_google(osm_type, osm_id, place_id, details)
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# Apply to result
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_apply_google_data(result, details, gaps)
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result.setdefault('sources', {})['google_places'] = {
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'place_id': place_id,
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'source': 'api',
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'daily_count': google_places.get_daily_count(),
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}
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return result
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def _apply_google_data(result, google_data, gaps):
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"""Apply Google Places data to fill gap fields only."""
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extratags = result.get('extratags', {})
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if 'opening_hours' in gaps:
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osm_hours = google_data.get('opening_hours')
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if osm_hours:
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extratags['opening_hours'] = osm_hours
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elif google_data.get('opening_hours_raw'):
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extratags['opening_hours_raw'] = google_data['opening_hours_raw']
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if 'phone' in gaps and google_data.get('phone_number'):
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extratags['phone'] = google_data['phone_number']
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if 'website' in gaps and google_data.get('website'):
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extratags['website'] = google_data['website']
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result['extratags'] = extratags
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# ── Wiki link rewriting ─────────────────────────────────────────────────
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# Extratag keys that may contain wiki references
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_WIKI_TAGS = ('wikipedia', 'wikidata', 'wikivoyage', 'appropedia')
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def _enrich_wiki_links(result):
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"""
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Rewrite wiki-related extratags to local Kiwix URLs where available.
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Falls back to public URLs. Only runs when has_wiki_rewriting is enabled.
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Returns the (possibly enriched) result dict.
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"""
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try:
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from .deployment_config import get_deployment_config
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deploy_config = get_deployment_config()
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features = deploy_config.get('features', {})
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if not features.get('has_wiki_rewriting', False):
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return result
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except Exception:
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return result
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try:
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from .wiki_rewrite import rewrite_wiki_link
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except ImportError:
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logger.debug("wiki_rewrite module not available")
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return result
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extratags = result.get('extratags', {})
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if not extratags:
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return result
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rewrites = {}
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for tag in _WIKI_TAGS:
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value = extratags.get(tag)
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if not value:
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continue
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url, status = rewrite_wiki_link(tag, value)
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if status != 'original':
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extratags[tag] = url
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rewrites[tag] = status
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if rewrites:
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result['extratags'] = extratags
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result.setdefault('sources', {})['wiki_rewrites'] = rewrites
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logger.debug(f"Wiki rewrites for {result.get('osm_type')}/{result.get('osm_id')}: {rewrites}")
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return result
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# ── Nominatim parsing ───────────────────────────────────────────────────
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# Nominatim address array uses rank_address to indicate what each entry is.
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# We map rank ranges to our flat address fields.
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RANK_TO_FIELD = {
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4: 'country',
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5: 'postcode',
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6: 'state', # rank 6 = county in US, but we try name matching
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8: 'state',
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12: 'county',
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16: 'city',
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20: 'neighbourhood',
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22: 'neighbourhood',
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26: 'road',
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28: 'house_number',
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}
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def _parse_nominatim_address(address_array, country_code=None):
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"""Parse Nominatim's ranked address array into a flat address dict."""
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addr = {
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'house_number': None,
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'road': None,
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'neighbourhood': None,
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'city': None,
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'county': None,
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'state': None,
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'postcode': None,
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'country': None,
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'country_code': country_code,
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}
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if not address_array:
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return addr
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for entry in address_array:
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if not entry.get('isaddress', False):
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continue
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name = entry.get('localname', '')
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rank = entry.get('rank_address', 0)
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etype = entry.get('type', '')
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eclass = entry.get('class', '')
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# Explicit type-based assignments (more reliable than rank alone)
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if etype == 'country' and eclass == 'place':
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addr['country'] = name
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elif etype == 'state' or (eclass == 'boundary' and etype == 'administrative' and rank == 8):
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if not addr['state']:
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addr['state'] = name
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elif etype == 'county' or (eclass == 'boundary' and etype == 'administrative' and rank in (10, 12)):
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if not addr['county']:
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addr['county'] = name
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elif etype in ('city', 'town', 'village', 'hamlet') and eclass == 'place':
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if not addr['city']:
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addr['city'] = name
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elif eclass == 'boundary' and etype == 'administrative' and rank == 16:
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# City-level admin boundary (common in US)
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if not addr['city']:
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addr['city'] = name
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elif etype == 'postcode':
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addr['postcode'] = name
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elif eclass == 'highway' or rank == 26:
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if not addr['road']:
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addr['road'] = name
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elif etype == 'house_number' or rank == 28:
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addr['house_number'] = name
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elif rank in (20, 22) and not addr['neighbourhood']:
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addr['neighbourhood'] = name
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# Remove county from output (not in spec)
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addr.pop('county', None)
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return addr
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def _parse_nominatim(data):
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"""Parse a Nominatim /details response into our canonical shape."""
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osm_type = data.get('osm_type', '')
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osm_id = data.get('osm_id', 0)
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osm_class = data.get('category', '')
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osm_type_tag = data.get('type', '')
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# Centroid
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centroid_geom = data.get('centroid', {})
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coords = centroid_geom.get('coordinates', [0, 0])
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centroid = {'lat': coords[1], 'lon': coords[0]} if len(coords) >= 2 else {'lat': 0, 'lon': 0}
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# Names
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names = data.get('names', {})
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display_name = data.get('localname', '') or names.get('name', '')
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# Address
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address = _parse_nominatim_address(
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data.get('address', []),
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country_code=data.get('country_code')
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)
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# Use calculated_postcode if address parse didn't find one
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if not address.get('postcode') and data.get('calculated_postcode'):
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address['postcode'] = data['calculated_postcode']
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# Extratags
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raw_extra = data.get('extratags', {})
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extratags = {
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'opening_hours': raw_extra.get('opening_hours'),
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'phone': raw_extra.get('phone') or raw_extra.get('contact:phone'),
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'website': raw_extra.get('website') or raw_extra.get('contact:website') or raw_extra.get('url'),
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'email': raw_extra.get('email') or raw_extra.get('contact:email'),
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'wikipedia': raw_extra.get('wikipedia'),
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'wikidata': raw_extra.get('wikidata'),
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'cuisine': raw_extra.get('cuisine'),
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'operator': raw_extra.get('operator'),
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'wheelchair': raw_extra.get('wheelchair'),
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'fee': raw_extra.get('fee'),
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'takeaway': raw_extra.get('takeaway'),
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}
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# Category: use extratags.place for boundaries (e.g. "city"), else class/type
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effective_class = osm_class
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effective_type = osm_type_tag
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if osm_class == 'boundary' and osm_type_tag == 'administrative':
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place_tag = raw_extra.get('place') or raw_extra.get('linked_place')
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if place_tag:
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effective_class = 'place'
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effective_type = place_tag
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category = humanize_category(effective_class, effective_type)
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# Filter names: only include extra name tags, not the bare "name"
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extra_names = {k: v for k, v in names.items() if k != 'name'} if names else {}
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return {
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'osm_type': osm_type,
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'osm_id': osm_id,
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'name': display_name,
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'category': category,
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'class': osm_class,
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'type': osm_type_tag,
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'address': address,
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'centroid': centroid,
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'extratags': extratags,
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'names': extra_names if extra_names else None,
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'source': 'nominatim_local',
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}
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# ── Overpass parsing ────────────────────────────────────────────────────
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OVERPASS_TYPE_MAP = {'N': 'node', 'W': 'way', 'R': 'relation'}
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def _build_overpass_query(osm_type, osm_id):
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"""Build an Overpass QL query for a single element."""
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elem = OVERPASS_TYPE_MAP.get(osm_type)
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if not elem:
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return None
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return f"[out:json][timeout:10];{elem}({osm_id});out tags center;"
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def _parse_overpass(data, osm_type, osm_id):
|
|
"""Parse an Overpass API response into our canonical shape."""
|
|
elements = data.get('elements', [])
|
|
if not elements:
|
|
return None
|
|
|
|
elem = elements[0]
|
|
tags = elem.get('tags', {})
|
|
|
|
# Centroid: Overpass returns lat/lon for nodes, center for ways/relations
|
|
lat = elem.get('lat') or (elem.get('center', {}).get('lat'))
|
|
lon = elem.get('lon') or (elem.get('center', {}).get('lon'))
|
|
centroid = {'lat': lat, 'lon': lon} if lat and lon else {'lat': 0, 'lon': 0}
|
|
|
|
# Determine class/type from tags — Overpass doesn't have a canonical class field
|
|
# Use the first recognized class tag
|
|
osm_class = ''
|
|
osm_type_tag = ''
|
|
for cls in ('amenity', 'shop', 'leisure', 'tourism', 'natural', 'highway',
|
|
'boundary', 'place', 'building', 'waterway', 'landuse', 'historic'):
|
|
if cls in tags:
|
|
osm_class = cls
|
|
osm_type_tag = tags[cls]
|
|
break
|
|
|
|
category = humanize_category(osm_class, osm_type_tag)
|
|
|
|
# Address from addr:* tags
|
|
address = {
|
|
'house_number': tags.get('addr:housenumber'),
|
|
'road': tags.get('addr:street'),
|
|
'neighbourhood': tags.get('addr:suburb') or tags.get('addr:neighbourhood'),
|
|
'city': tags.get('addr:city'),
|
|
'state': tags.get('addr:state'),
|
|
'postcode': tags.get('addr:postcode'),
|
|
'country': tags.get('addr:country'),
|
|
'country_code': tags.get('addr:country_code',
|
|
tags.get('addr:country', '')).lower()[:2] or None,
|
|
}
|
|
|
|
# Extratags
|
|
extratags = {
|
|
'opening_hours': tags.get('opening_hours'),
|
|
'phone': tags.get('phone') or tags.get('contact:phone'),
|
|
'website': tags.get('website') or tags.get('contact:website') or tags.get('url'),
|
|
'email': tags.get('email') or tags.get('contact:email'),
|
|
'wikipedia': tags.get('wikipedia'),
|
|
'wikidata': tags.get('wikidata'),
|
|
'cuisine': tags.get('cuisine'),
|
|
'operator': tags.get('operator'),
|
|
'wheelchair': tags.get('wheelchair'),
|
|
'fee': tags.get('fee'),
|
|
'takeaway': tags.get('takeaway'),
|
|
}
|
|
|
|
# Names
|
|
name = tags.get('name', '')
|
|
extra_names = {}
|
|
for k, v in tags.items():
|
|
if k.startswith('name:') or k in ('alt_name', 'old_name', 'short_name', 'official_name'):
|
|
extra_names[k] = v
|
|
|
|
return {
|
|
'osm_type': osm_type,
|
|
'osm_id': osm_id,
|
|
'name': name,
|
|
'category': category,
|
|
'class': osm_class,
|
|
'type': osm_type_tag,
|
|
'address': address,
|
|
'centroid': centroid,
|
|
'extratags': extratags,
|
|
'names': extra_names if extra_names else None,
|
|
'source': 'overpass',
|
|
}
|
|
|
|
|
|
# ── Public API ──────────────────────────────────────────────────────────
|
|
|
|
def get_place_detail(osm_type, osm_id):
|
|
"""
|
|
Fetch place details for an OSM element.
|
|
|
|
Returns (dict, status_code):
|
|
- (data, 200) on success
|
|
- (error_dict, 404) if not found in any source
|
|
- (error_dict, 502) if both sources error
|
|
"""
|
|
osm_type = osm_type.upper()
|
|
if osm_type not in VALID_OSM_TYPES:
|
|
return {'error': f'Invalid osm_type: {osm_type}. Must be N, W, or R.'}, 400
|
|
|
|
if osm_id <= 0:
|
|
return {'error': 'osm_id must be a positive integer'}, 400
|
|
|
|
# 1. Check cache
|
|
cached = cache_get(osm_type, osm_id)
|
|
if cached:
|
|
logger.debug(f"Cache hit: {osm_type}/{osm_id}")
|
|
return cached, 200
|
|
|
|
# 2. Try local Nominatim first
|
|
nominatim_result = None
|
|
nominatim_error = None
|
|
try:
|
|
resp = http_requests.get(NOMINATIM_URL, params={
|
|
'osmtype': osm_type,
|
|
'osmid': osm_id,
|
|
'format': 'json',
|
|
'addressdetails': 1,
|
|
'hierarchy': 0,
|
|
'keywords': 0,
|
|
}, timeout=5)
|
|
|
|
if resp.status_code == 200:
|
|
data = resp.json()
|
|
# Nominatim returns a result even for IDs not in its DB,
|
|
# but they'll have empty/minimal data. Check for osm_id match.
|
|
if data.get('osm_id') == osm_id:
|
|
nominatim_result = _parse_nominatim(data)
|
|
logger.debug(f"Nominatim hit: {osm_type}/{osm_id}")
|
|
except Exception as e:
|
|
nominatim_error = str(e)
|
|
logger.warning(f"Nominatim error for {osm_type}/{osm_id}: {e}")
|
|
|
|
if nominatim_result:
|
|
nominatim_result = _enrich_with_overture(nominatim_result, osm_type, osm_id)
|
|
nominatim_result = _enrich_with_google(nominatim_result, osm_type, osm_id)
|
|
nominatim_result = _enrich_wiki_links(nominatim_result)
|
|
cache_put(osm_type, osm_id, nominatim_result, 'nominatim_local')
|
|
return nominatim_result, 200
|
|
|
|
# 3. Fallback to Overpass
|
|
overpass_result = None
|
|
overpass_error = None
|
|
try:
|
|
query = _build_overpass_query(osm_type, osm_id)
|
|
if query:
|
|
resp = http_requests.post(
|
|
OVERPASS_URL,
|
|
data={'data': query},
|
|
headers={'User-Agent': OVERPASS_UA},
|
|
timeout=10,
|
|
)
|
|
if resp.status_code == 200:
|
|
data = resp.json()
|
|
overpass_result = _parse_overpass(data, osm_type, osm_id)
|
|
if overpass_result:
|
|
logger.debug(f"Overpass hit: {osm_type}/{osm_id}")
|
|
elif resp.status_code == 429:
|
|
overpass_error = "Overpass rate limited"
|
|
logger.warning(f"Overpass 429 for {osm_type}/{osm_id}")
|
|
else:
|
|
overpass_error = f"Overpass HTTP {resp.status_code}"
|
|
except Exception as e:
|
|
overpass_error = str(e)
|
|
logger.warning(f"Overpass error for {osm_type}/{osm_id}: {e}")
|
|
|
|
if overpass_result:
|
|
overpass_result = _enrich_with_overture(overpass_result, osm_type, osm_id)
|
|
overpass_result = _enrich_with_google(overpass_result, osm_type, osm_id)
|
|
overpass_result = _enrich_wiki_links(overpass_result)
|
|
cache_put(osm_type, osm_id, overpass_result, 'overpass')
|
|
return overpass_result, 200
|
|
|
|
# 4. Both failed
|
|
if nominatim_error and overpass_error:
|
|
logger.error(f"Both sources failed for {osm_type}/{osm_id}: "
|
|
f"Nominatim={nominatim_error}, Overpass={overpass_error}")
|
|
return {'error': 'Both data sources unavailable'}, 502
|
|
|
|
# Not found in either source (no errors, just empty results)
|
|
return {'error': f'{osm_type}/{osm_id} not found'}, 404
|
|
|
|
|
|
# ── Wikidata lookup ─────────────────────────────────────────────────────
|
|
|
|
WIKIDATA_API_URL = "https://www.wikidata.org/w/api.php"
|
|
|
|
def get_place_by_wikidata(wikidata_id):
|
|
"""
|
|
Fetch place details from Wikidata entity.
|
|
|
|
Returns (dict, status_code):
|
|
- (data, 200) on success
|
|
- (error_dict, 404) if entity not found
|
|
- (error_dict, 400) if invalid ID format
|
|
- (error_dict, 502) on API error
|
|
"""
|
|
# Validate wikidata ID format (Q followed by digits)
|
|
wikidata_id = wikidata_id.upper().strip()
|
|
if not wikidata_id.startswith("Q") or not wikidata_id[1:].isdigit():
|
|
return {"error": f"Invalid wikidata ID: {wikidata_id}. Must be Q followed by digits."}, 400
|
|
|
|
try:
|
|
resp = http_requests.get(WIKIDATA_API_URL, params={
|
|
"action": "wbgetentities",
|
|
"ids": wikidata_id,
|
|
"format": "json",
|
|
"languages": "en",
|
|
"props": "labels|descriptions|claims|sitelinks",
|
|
}, timeout=10, headers={"User-Agent": "Navi/1.0 (forge.echo6.co/matt/recon)"})
|
|
|
|
if resp.status_code != 200:
|
|
logger.warning(f"Wikidata API error for {wikidata_id}: HTTP {resp.status_code}")
|
|
return {"error": "Wikidata API error"}, 502
|
|
|
|
data = resp.json()
|
|
entities = data.get("entities", {})
|
|
entity = entities.get(wikidata_id)
|
|
|
|
if not entity or entity.get("missing"):
|
|
return {"error": f"Wikidata entity {wikidata_id} not found"}, 404
|
|
|
|
# Extract basic info
|
|
labels = entity.get("labels", {})
|
|
descriptions = entity.get("descriptions", {})
|
|
claims = entity.get("claims", {})
|
|
|
|
name = labels.get("en", {}).get("value", wikidata_id)
|
|
description = descriptions.get("en", {}).get("value", "")
|
|
|
|
# Extract coordinates from P625 (coordinate location)
|
|
lat, lon = None, None
|
|
if "P625" in claims:
|
|
coord_claim = claims["P625"]
|
|
if coord_claim and coord_claim[0].get("mainsnak", {}).get("datavalue"):
|
|
coord_val = coord_claim[0]["mainsnak"]["datavalue"]["value"]
|
|
lat = coord_val.get("latitude")
|
|
lon = coord_val.get("longitude")
|
|
|
|
# Extract population from P1082
|
|
population = None
|
|
if "P1082" in claims:
|
|
pop_claims = claims["P1082"]
|
|
if pop_claims:
|
|
# Get the most recent population value
|
|
for claim in pop_claims:
|
|
if claim.get("mainsnak", {}).get("datavalue"):
|
|
try:
|
|
population = int(claim["mainsnak"]["datavalue"]["value"]["amount"].lstrip("+"))
|
|
break
|
|
except (KeyError, ValueError):
|
|
pass
|
|
|
|
# Extract country from P17
|
|
country = None
|
|
if "P17" in claims:
|
|
country_claims = claims["P17"]
|
|
if country_claims and country_claims[0].get("mainsnak", {}).get("datavalue"):
|
|
country_id = country_claims[0]["mainsnak"]["datavalue"]["value"]["id"]
|
|
# Could resolve this to a name, but for now just store the ID
|
|
|
|
# Extract instance of (P31) for type classification
|
|
instance_of = []
|
|
if "P31" in claims:
|
|
for claim in claims["P31"]:
|
|
if claim.get("mainsnak", {}).get("datavalue"):
|
|
instance_of.append(claim["mainsnak"]["datavalue"]["value"]["id"])
|
|
|
|
# Extract OSM relation ID if available (P402)
|
|
osm_relation_id = None
|
|
if "P402" in claims:
|
|
osm_claims = claims["P402"]
|
|
if osm_claims and osm_claims[0].get("mainsnak", {}).get("datavalue"):
|
|
osm_relation_id = osm_claims[0]["mainsnak"]["datavalue"]["value"]
|
|
|
|
# Extract Wikipedia sitelink
|
|
sitelinks = entity.get("sitelinks", {})
|
|
wikipedia = None
|
|
if "enwiki" in sitelinks:
|
|
wiki_title = sitelinks["enwiki"].get("title", "")
|
|
if wiki_title:
|
|
wikipedia = f"en:{wiki_title}"
|
|
|
|
result = {
|
|
"wikidata_id": wikidata_id,
|
|
"name": name,
|
|
"description": description,
|
|
"centroid": {"lat": lat, "lon": lon} if lat and lon else None,
|
|
"population": population,
|
|
"instance_of": instance_of,
|
|
"osm_relation_id": osm_relation_id,
|
|
"source": "wikidata",
|
|
"extratags": {
|
|
"wikidata": wikidata_id,
|
|
},
|
|
}
|
|
|
|
if wikipedia:
|
|
result["extratags"]["wikipedia"] = wikipedia
|
|
|
|
# If we have an OSM relation ID, we could optionally fetch more details
|
|
# from get_place_detail, but that would add latency
|
|
|
|
logger.debug(f"Wikidata hit: {wikidata_id} -> {name}")
|
|
return result, 200
|
|
|
|
except Exception as e:
|
|
logger.warning(f"Wikidata error for {wikidata_id}: {e}")
|
|
return {"error": "Wikidata lookup failed"}, 502
|