Exclude alias server name from !rooms over search: only match alias local part; v2.4.1

maubot.yaml

@@ -1,6 +1,6 @@
 maubot: 0.1.0
 id: nl.roomsoverview
-version: 2.4.0
+version: 2.4.1
 license: MIT
 modules:
   - roomsoverview

roomsoverview.py

@@ -545,16 +545,23 @@ class RoomsOverviewPlugin(Plugin):
 
     async def _search_rooms(self, terms: str) -> List[Dict[str, Any]]:
         """Zoek rooms: alle termen moeten matchen (case-insensitive, substring)
-        in naam, alias of omschrijving."""
+        in naam, omschrijving of alias-lokaaldeel. De servernaam van een alias
+        (`#<lokaaldeel>:<server>`) telt NIET mee als zoektekst — anders geven
+        rooms op servers als `:linux020.net` false positives bij `over linux`."""
         needles = [t for t in (part.lower() for part in terms.split()) if t]
         if not needles:
             return []
         found = []
         for r in await self._list_rooms():
+            alias = (r.get("canonical_alias") or "").strip()
+            alias_local = ""
+            if alias.startswith("#"):
+                alias_local = alias[1:].split(":", 1)[0]
             hay = " ".join(
                 str(r.get(field) or "").lower()
-                for field in ("display_name", "canonical_alias", "topic")
+                for field in ("display_name", "topic")
             )
+            hay += " " + alias_local.lower()
             if all(n in hay for n in needles):
                 found.append(r)
         return self._sort_rooms(found)