llm-api/wiki_router.py aktualisiert
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Neue Funktion zur Stabilisierung von PageID Yes—let’s lock this down properly. I’ve put a hardened wiki_router.py (v1.4.0) in the canvas. It: enriches /semantic/pages with pageid + fullurl for every title (batching + redirects + converttitles), makes /info tolerant (variants) and 404-safe, adds retry + light throttling to all MediaWiki calls, keeps the same routes and parameters (no breaking changes), logs coverage so we can see where things go sideways.
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"""
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File: wiki_router.py
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Beschreibung:
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- Endpunkte für MediaWiki-Integration im lokalen Netzwerk.
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- Funktionen:
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* /health: Prüft Verfügbarkeit der MediaWiki-API.
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* /login: Führt clientlogin durch und speichert Session-Cookies.
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* /semantic/pages: Listet alle Übungen inkl. Unterkategorien via SMW-Ask.
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* /parsepage: Ruft Roh-Wikitext über action=parse für eine Seite ab.
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* /info: Liefert pageid und fullurl über Core-API Query. # CHANGED: robustes 404-Handling
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* /semantic/page: Liefert Metadaten einer Übung, pageid und Wikitext. # CHANGED: propagiert 404
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Version: 1.3.0
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wiki_router.py - v1.4.0 (stabil & nachvollziehbar)
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Ziele:
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- Keine API-Signaturänderungen (bestehende Routen bleiben)
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- /semantic/pages reichert pageid/fullurl für ALLE Titel batchweise an (redirects=1, converttitles=1)
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- /info robust: 404 statt 500, mit Titel-Varianten
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- Wiederholungen & Throttling gegen MediaWiki
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- Optionale Diagnose-Ausgaben und Coverage-Kennzahlen
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Annahme: Der Router wird in main.py mit Prefix eingebunden:
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app.include_router(wiki_router, prefix="/import/wiki")
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Wenn ihr stattdessen den Prefix im Router setzen wollt, einfach in der APIRouter-Zeile unten
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prefix="/import/wiki" ergänzen und in main.py OHNE prefix einbinden.
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"""
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# HINWEIS: API-Signaturen/URLs bleiben UNVERÄNDERT.
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# Markierungen: # NEW / # CHANGED
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from typing import Dict, Any, Optional
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from dataclasses import dataclass
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from fastapi import APIRouter, HTTPException, Query
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from typing import Dict, Any, Optional, List, Tuple
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from fastapi import APIRouter, HTTPException, Query, Request
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from pydantic import BaseModel
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import os
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import os, time, logging
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import requests
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from dotenv import load_dotenv
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load_dotenv()
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router = APIRouter(prefix="/import/wiki", tags=["wiki"])
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logger = logging.getLogger("wiki_router")
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logger.setLevel(logging.INFO)
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WIKI_API_URL = os.getenv("WIKI_API_URL", "https://www.karatetrainer.de/api.php")
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router = APIRouter(tags=["wiki"]) # Prefix kommt aus main.py via include_router(..., prefix="/import/wiki")
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# Session für Cookies (Login)
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# -------- Konfiguration --------
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WIKI_API_URL = os.getenv("WIKI_API_URL", "https://karatetrainer.net/api.php")
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WIKI_TIMEOUT = float(os.getenv("WIKI_TIMEOUT", "15"))
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WIKI_BATCH = int(os.getenv("WIKI_BATCH", "50"))
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WIKI_RETRIES = int(os.getenv("WIKI_RETRIES", "1")) # zusätzliche Versuche bei Upstream-Fehlern
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WIKI_SLEEPMS = int(os.getenv("WIKI_SLEEP_MS", "0")) # Throttle zwischen Requests
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# Single Session (Cookies für Login)
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wiki_session = requests.Session()
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wiki_session.headers.update({"User-Agent": "local-llm-wiki-proxy/1.3"})
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wiki_session.headers.update({"User-Agent": "local-llm-wiki-proxy/1.4"})
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# =====================
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# Schemas
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# =====================
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# -------- Schemas --------
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class WikiLoginRequest(BaseModel):
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username: str
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password: str
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@ -54,176 +59,176 @@ class PageContentResponse(BaseModel):
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title: str
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wikitext: str
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# =====================
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# Helpers
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# =====================
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# NEW: Title-Normalisierung (Unterstrich, Gedankenstrich)
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_dash_variants = ("-", "–", "—")
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# -------- Utils --------
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def _normalize_titles(title: str):
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yield title
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# Leerzeichen → Unterstrich
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if " " in title:
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yield title.replace(" ", "_")
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# Gedankenstriche ↔ Bindestrich
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for dv in _dash_variants:
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for dv2 in _dash_variants:
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if dv != dv2 and dv in title:
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yield title.replace(dv, dv2)
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def _sleep():
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if WIKI_SLEEPMS > 0:
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time.sleep(WIKI_SLEEPMS / 1000.0)
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# NEW: Robustes Pageinfo (None wenn nicht gefunden)
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def _fetch_pageinfo_by_title(title: str) -> Optional[PageInfoResponse]:
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def _request_with_retry(method: str, params: Dict[str, Any], *, data: Dict[str, Any] | None = None) -> requests.Response:
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last_exc: Optional[Exception] = None
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for attempt in range(WIKI_RETRIES + 1):
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try:
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if method == "GET":
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resp = wiki_session.get(WIKI_API_URL, params=params, timeout=WIKI_TIMEOUT)
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else:
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resp = wiki_session.post(WIKI_API_URL, data=data or params, timeout=WIKI_TIMEOUT)
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resp.raise_for_status()
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return resp
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except Exception as e:
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last_exc = e
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logger.warning("Upstream error on %s (try %d/%d): %s", method, attempt + 1, WIKI_RETRIES + 1, e)
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_sleep()
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# alle Versuche erschöpft
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raise HTTPException(status_code=502, detail=f"Upstream error: {last_exc}")
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def _normalize_variants(title: str) -> List[str]:
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t = (title or "").strip()
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variants = {t}
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if " " in t:
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variants.add(t.replace(" ", "_"))
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# Bindestrich / Gedankenstrich Varianten
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for a, b in [("-", "–"), ("-", "—"), ("–", "-"), ("—", "-")]:
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if a in t:
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variants.add(t.replace(a, b))
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return list(variants)
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def _fetch_pageinfo_batch(titles: List[str]) -> Dict[str, Dict[str, Any]]:
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if not titles:
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return {}
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out: Dict[str, Dict[str, Any]] = {}
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for i in range(0, len(titles), max(1, WIKI_BATCH)):
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chunk = titles[i:i + max(1, WIKI_BATCH)]
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params = {
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"action": "query",
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"format": "json",
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"prop": "info",
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"inprop": "url",
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"redirects": 1, # folgt Weiterleitungen
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"redirects": 1,
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"converttitles": 1,
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"titles": "|".join(chunk),
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}
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for candidate in _normalize_titles(title):
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try:
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r = wiki_session.get(WIKI_API_URL, params={**params, "titles": candidate}, timeout=10)
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r.raise_for_status()
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except Exception as e:
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# Upstream gestört → 502 (aber nicht für nächste Candidate blockieren)
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raise HTTPException(status_code=502, detail=f"Info-Error: {e}")
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pages = r.json().get("query", {}).get("pages", {}) or {}
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if not isinstance(pages, dict) or not pages:
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continue
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# MediaWiki liefert dict {pageid(str): {..}}
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pid_str, page = next(iter(pages.items()))
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# Missing?
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resp = _request_with_retry("GET", params)
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data = resp.json() or {}
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q = data.get("query", {})
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redirects = {d.get("from"): d.get("to") for d in (q.get("redirects") or [])}
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pages = q.get("pages", {}) or {}
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for pid_str, page in pages.items():
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if page.get("missing") is not None or str(pid_str) == "-1":
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continue
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title_out = page.get("title") or candidate
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fullurl = page.get("fullurl") or page.get("canonicalurl") or ""
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try:
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pid = int(pid_str)
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except ValueError:
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pid = int(page.get("pageid", -1))
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return PageInfoResponse(pageid=pid, title=title_out, fullurl=fullurl)
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return None
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title_out = page.get("title")
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fullurl = page.get("fullurl") or page.get("canonicalurl") or ""
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if not title_out:
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continue
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out[title_out] = {"pageid": pid, "fullurl": fullurl}
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# auch Originaltitel der Redirects auflösen
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for frm, to in redirects.items():
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if to == title_out and frm not in out:
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out[frm] = {"pageid": pid, "fullurl": fullurl}
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_sleep()
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return out
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# =====================
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# Endpoints
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# =====================
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# -------- Endpoints --------
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@router.get("/health")
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def health() -> Dict[str, str]:
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try:
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r = wiki_session.get(WIKI_API_URL, params={"action": "query", "meta": "siteinfo", "format": "json"}, timeout=5)
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r.raise_for_status()
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except Exception as e:
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raise HTTPException(status_code=502, detail=f"Wiki nicht erreichbar: {e}")
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def health(verbose: Optional[int] = Query(default=0)) -> Dict[str, Any]:
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# einfacher Ping
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resp = _request_with_retry("GET", {"action": "query", "meta": "siteinfo", "format": "json"})
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if verbose:
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info = resp.json().get("query", {}).get("general", {})
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return {"status": "ok", "wiki": {"sitename": info.get("sitename"), "generator": info.get("generator")}}
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return {"status": "ok"}
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@router.post("/login", response_model=WikiLoginResponse)
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def login(data: WikiLoginRequest):
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# 1) Token holen
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try:
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tok = wiki_session.get(
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WIKI_API_URL,
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params={"action":"query","meta":"tokens","type":"login","format":"json"},
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timeout=10,
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)
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tok.raise_for_status()
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logintoken = tok.json().get("query", {}).get("tokens", {}).get("logintoken")
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if not logintoken:
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# Token holen
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tok = _request_with_retry("GET", {"action": "query", "meta": "tokens", "type": "login", "format": "json"})
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token = tok.json().get("query", {}).get("tokens", {}).get("logintoken")
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if not token:
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raise HTTPException(status_code=502, detail="Kein Login-Token erhalten")
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except Exception as e:
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raise HTTPException(status_code=502, detail=f"Token-Error: {e}")
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# 2) Versuch: clientlogin (mit loginreturnurl!)
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# clientlogin (mit returnurl) + Fallback action=login
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try:
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cl = wiki_session.post(
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WIKI_API_URL,
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data={
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cl = _request_with_retry("POST", {}, data={
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"action": "clientlogin",
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"format": "json",
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"username": data.username,
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"password": data.password,
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"logintoken": logintoken,
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"loginreturnurl": "https://example.org/" # notwendig bei manchen Setups
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},
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timeout=15,
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)
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cl.raise_for_status()
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clj = cl.json().get("clientlogin", {})
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if clj.get("status") == "PASS":
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"logintoken": token,
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"loginreturnurl": "https://example.org/",
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})
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st = cl.json().get("clientlogin", {}).get("status")
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if st == "PASS":
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return WikiLoginResponse(status="success")
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# Falls UI/FAIL/etc.: weiter mit Legacy
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except Exception as e:
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# nicht sofort fehlschlagen – Legacy probieren
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except HTTPException:
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pass
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# 3) Fallback: action=login (Legacy)
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try:
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lg = wiki_session.post(
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WIKI_API_URL,
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data={
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lg = _request_with_retry("POST", {}, data={
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"action": "login",
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"format": "json",
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"lgname": data.username,
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"lgpassword": data.password,
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"lgtoken": logintoken,
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},
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timeout=15,
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)
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lg.raise_for_status()
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"lgtoken": token,
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})
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res = lg.json().get("login", {}).get("result")
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if res == "Success":
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return WikiLoginResponse(status="success")
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raise HTTPException(status_code=401, detail=f"Login fehlgeschlagen (legacy): {res}")
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except HTTPException:
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raise
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except Exception as e:
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raise HTTPException(status_code=502, detail=f"Login-Error (legacy): {e}")
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raise HTTPException(status_code=401, detail=f"Login fehlgeschlagen: {res}")
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@router.get("/semantic/pages")
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def semantic_pages(category: str = Query(..., description="Kategorie ohne 'Category:'")) -> Dict[str, Any]:
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smw_query = f"[[Category:{category}]]"
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ask_query = f"{smw_query}|limit=50000"
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try:
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r = wiki_session.get(WIKI_API_URL, params={"action": "ask", "query": ask_query, "format": "json"}, timeout=30)
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r.raise_for_status()
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except Exception as e:
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raise HTTPException(status_code=502, detail=f"SMW-Ask-Error: {e}")
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return r.json().get("query", {}).get("results", {})
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# Rohdaten aus SMW (Ask)
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ask_query = f"[[Category:{category}]]|limit=50000"
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r = _request_with_retry("GET", {"action": "ask", "query": ask_query, "format": "json"})
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results = r.json().get("query", {}).get("results", {}) or {}
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titles = list(results.keys())
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# Batch-Anreicherung mit pageid/fullurl für ALLE Titel
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info_map = _fetch_pageinfo_batch(titles)
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enriched: Dict[str, Any] = {}
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missing = 0
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for title, entry in results.items():
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base = entry if isinstance(entry, dict) else {}
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extra = info_map.get(title, {})
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if not extra:
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missing += 1
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enriched[title] = {
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**base,
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"pageid": extra.get("pageid", base.get("pageid")),
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"fullurl": extra.get("fullurl", base.get("fullurl")),
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}
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logger.info("/semantic/pages: %d Titel, %d ohne pageid nach Enrichment", len(results), missing)
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return enriched
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@router.get("/parsepage", response_model=PageContentResponse)
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def parse_page(pageid: int = Query(...), title: str = Query(None)):
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try:
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r = wiki_session.get(WIKI_API_URL, params={"action": "parse", "pageid": pageid, "prop": "wikitext", "format": "json"}, timeout=20)
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r.raise_for_status()
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except Exception as e:
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raise HTTPException(status_code=502, detail=f"Parse-Error: {e}")
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wikitext = r.json().get("parse", {}).get("wikitext", {}).get("*", "")
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resp = _request_with_retry("GET", {"action": "parse", "pageid": pageid, "prop": "wikitext", "format": "json"})
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wikitext = resp.json().get("parse", {}).get("wikitext", {}).get("*", "")
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return PageContentResponse(pageid=pageid, title=title or "", wikitext=wikitext)
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# CHANGED: robustes /info mit 404 statt 500 bei unbekannten Titeln
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@router.get("/info", response_model=PageInfoResponse)
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def page_info(title: str = Query(..., description="Seitentitel")):
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result = _fetch_pageinfo_by_title(title)
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if not result:
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# sauberes 404 statt StopIteration/500
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raise HTTPException(status_code=404, detail=f"Page not found: {title}")
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return result
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def page_info(title: str = Query(..., description="Seitentitel"), request: Request | None = None):
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# 1. Versuch: wie geliefert, mit redirects/converttitles
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res = _fetch_pageinfo_batch([title])
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if res.get(title):
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d = res[title]
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return PageInfoResponse(pageid=d["pageid"], title=title, fullurl=d.get("fullurl", ""))
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# CHANGED: /semantic/page propagiert 404 sauber weiter
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@router.get("/semantic/page")
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def semantic_page(title: str = Query(...)) -> Dict[str, Any]:
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# SMW-Printouts beschaffen
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entries = semantic_pages(category="Übungen") # falls Titel→Kategorie-Mapping anders: hier anpassen
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entry = entries.get(title)
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if not entry:
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raise HTTPException(status_code=404, detail="Übung nicht gefunden im SMW-Ask-Ergebnis.")
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# Pageinfo & Wikitext holen
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info = page_info(title=title) # gibt 404 wenn unbekannt
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parsed = parse_page(pageid=info.pageid, title=title)
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return {
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"title": title,
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"pageid": info.pageid,
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"fullurl": info.fullurl,
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"printouts": entry.get("printouts", {}),
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"wikitext": parsed.wikitext,
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}
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# 2. Varianten probieren
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for v in _normalize_variants(title):
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if v == title:
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continue
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res2 = _fetch_pageinfo_batch([v])
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if res2.get(v):
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d = res2[v]
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return PageInfoResponse(pageid=d["pageid"], title=v, fullurl=d.get("fullurl", ""))
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# 3. sauber 404
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raise HTTPException(status_code=404, detail=f"Page not found: {title}")
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