Add movie-keyed pool index with multi-version movies, ČSFD title bridge, subtitles and miniDLNA library scoping

src/core/nfo.py

@@ -26,6 +26,7 @@ class NfoData:
     countries: list[str] = field(default_factory=list)
     rating: Optional[int] = None     # 0–100 (NFO 0–10 scaled up), or None
     tmdb_id: Optional[int] = None
+    csfd_url: Optional[str] = None    # ČSFD film URL, if the NFO carries a csfd id
 
     def field_values(self, name: str) -> list[str]:
         """Values for a tag-schema source field (genres/countries/year/rating)."""
@@ -78,6 +79,29 @@ def _parse_tmdb_id(root: ET.Element) -> Optional[int]:
     return int(raw.strip()) if raw and raw.strip().isdigit() else None
 
 
+def _parse_csfd_url(root: ET.Element) -> Optional[str]:
+    """A ČSFD film URL from the NFO, if any.
+
+    Czech Kodi scrapers record ČSFD as ``<uniqueid type="csfd">`` (a bare id or a
+    full URL) or a legacy ``<csfdid>`` / ``<csfd>`` element. A bare id is expanded
+    to ``https://www.csfd.cz/film/<id>/``.
+    """
+    candidates: list[str] = []
+    for uid in root.findall("uniqueid"):
+        if uid.get("type") == "csfd" and uid.text and uid.text.strip():
+            candidates.append(uid.text.strip())
+    for tag in ("csfdid", "csfd"):
+        raw = root.findtext(tag)
+        if raw and raw.strip():
+            candidates.append(raw.strip())
+    for value in candidates:
+        if value.isdigit():
+            return f"https://www.csfd.cz/film/{value}/"
+        if "csfd.cz" in value:
+            return value if value.startswith("http") else f"https://{value.lstrip('/')}"
+    return None
+
+
 def read_nfo(video_path: Path) -> Optional[NfoData]:
     """Read the movie's ``.nfo`` into :class:`NfoData`, or None if absent/broken."""
     path = find_nfo(video_path)
@@ -98,4 +122,5 @@ def read_nfo(video_path: Path) -> Optional[NfoData]:
         countries=_texts(root, "country"),
         rating=_parse_rating(root),
         tmdb_id=_parse_tmdb_id(root),
+        csfd_url=_parse_csfd_url(root),
     )