First commit

scripts/overlay/city-road-geojson-generate.py

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+import geopandas as gpd
+import os
+
+# -----------------------------
+# Settings
+# -----------------------------
+output_dir = "/mnt/storage/docker-data/pupmap/www/data/sources/"
+os.makedirs(output_dir, exist_ok=True)
+
+# Europe + Nordics country codes (for cities)
+europe_nordics = [
+    'AL','AD','AT','BE','BA','BG','HR','CY','CZ','DK','EE','FI','FR','DE',
+    'GR','HU','IS','IE','IT','LV','LI','LT','LU','MT','MD','MC','ME','NL',
+    'MK','NO','PL','PT','RO','RU','SM','RS','SK','SI','ES','SE','CH','UA','GB'
+]
+
+# -----------------------------
+# Process Cities
+# -----------------------------
+print("Processing cities...")
+cities = gpd.read_file("ne_10m_populated_places/ne_10m_populated_places.shp")
+cities_filtered = cities[cities['ADM0_A3'].isin(europe_nordics)].copy()
+
+# Extract coordinates from geometry
+cities_filtered['lon'] = cities_filtered.geometry.x
+cities_filtered['lat'] = cities_filtered.geometry.y
+
+# Keep needed columns + geometry
+cities_filtered = cities_filtered[['NAME','ADM0NAME','lat','lon','POP_MAX','geometry']]
+cities_filtered = cities_filtered.rename(columns={
+    'NAME':'name',
+    'ADM0NAME':'country',
+    'POP_MAX':'population'
+})
+
+# Drop any duplicate columns
+cities_filtered = cities_filtered.loc[:, ~cities_filtered.columns.duplicated()]
+
+cities_geojson_path = os.path.join(output_dir, "world_cities_europe.geojson")
+cities_filtered.to_file(cities_geojson_path, driver='GeoJSON')
+print(f"Saved {cities_geojson_path}")
+
+# -----------------------------
+# Process Roads
+# -----------------------------
+print("Processing roads...")
+roads = gpd.read_file("ne_10m_roads/ne_10m_roads.shp")
+
+# Filter by Europe/Nordics bounding box
+minx, miny, maxx, maxy = -25.0, 34.0, 40.0, 72.0
+roads_filtered = roads.cx[minx:maxx, miny:maxy].copy()
+
+# Remove duplicate columns
+roads_filtered = roads_filtered.loc[:, ~roads_filtered.columns.duplicated()]
+
+# Pick columns: use FULLNAME/FCLASS if they exist
+if 'FULLNAME' in roads_filtered.columns and 'FCLASS' in roads_filtered.columns:
+    roads_filtered = roads_filtered[['FULLNAME','FCLASS','geometry']]
+    roads_filtered = roads_filtered.rename(columns={'FULLNAME':'name','FCLASS':'type'})
+else:
+    # fallback: take first two non-geometry columns
+    geom_col = 'geometry'
+    other_cols = [c for c in roads_filtered.columns if c != geom_col]
+    roads_filtered = roads_filtered[other_cols[:2] + [geom_col]]
+    roads_filtered = roads_filtered.rename(columns={other_cols[0]:'name', other_cols[1]:'type'})
+
+roads_geojson_path = os.path.join(output_dir, "roads_europe.geojson")
+roads_filtered.to_file(roads_geojson_path, driver='GeoJSON')
+print(f"Saved {roads_geojson_path}")
+
+print("✅ All GeoJSON files are ready for MapLibre!")
+