lines can be long

models.py

@@ -57,7 +57,8 @@ class Stop(db.Model):
     longitude = db.Column(db.Float, nullable=False)
     # ";"-joined line refs serving this stop (e.g. "693" or "S2;U4;WLB"), from
     # OSM route relations; empty when unknown. Used by the "Linie" autocomplete.
-    lines = db.Column(db.String(255), nullable=False, default="")
+    # Text, not String(n): big interchanges (Linz Hbf) exceed a few hundred chars.
+    lines = db.Column(db.Text, nullable=False, default="")
 
     def line_list(self) -> list[str]:
         return [ref for ref in self.lines.split(";") if ref]

scripts/fetch_stops.py

@@ -17,6 +17,7 @@ import csv
 import gzip
 import json
 import math
+import re
 import sys
 import time
 import unicodedata
@@ -227,12 +228,17 @@ def fetch_route_members() -> tuple[list[tuple[str, int]], dict[int, tuple[str, f
                 if el["id"] in seen_rel:
                     continue
                 seen_rel.add(el["id"])
-                ref = (el.get("tags", {}).get("ref") or "").strip()
-                if not ref:
+                # A few relations pack several numbers into one ref ("407, 413").
+                refs = [r.strip() for r in re.split(r"[;,]", el["tags"]["ref"]) if r.strip()]
+                if not refs:
                     continue
-                for m in el.get("members", []):
-                    if m["type"] == "node" and m["role"] in STOP_ROLES:
-                        ref_members.append((ref, m["ref"]))
+                members = [
+                    m["ref"] for m in el.get("members", [])
+                    if m["type"] == "node" and m["role"] in STOP_ROLES
+                ]
+                for ref in refs:
+                    for node_id in members:
+                        ref_members.append((ref, node_id))
         del payload
 
     print(f"  {len(seen_rel)} routes, {len(ref_members)} stop memberships", file=sys.stderr)