Files
ViewIT/addon/metadata_utils.py

94 lines
3.3 KiB
Python

from __future__ import annotations
import re
from plugin_interface import BasisPlugin
from tmdb import TmdbCastMember
METADATA_MODE_AUTO = 0
METADATA_MODE_SOURCE = 1
METADATA_MODE_TMDB = 2
METADATA_MODE_MIX = 3
def metadata_setting_id(plugin_name: str) -> str:
safe = re.sub(r"[^a-z0-9]+", "_", (plugin_name or "").strip().casefold()).strip("_")
return f"{safe}_metadata_source" if safe else "metadata_source"
def plugin_supports_metadata(plugin: BasisPlugin) -> bool:
try:
return plugin.__class__.metadata_for is not BasisPlugin.metadata_for
except Exception:
return False
def metadata_policy(
plugin_name: str,
plugin: BasisPlugin,
*,
allow_tmdb: bool,
get_setting_int=None,
) -> tuple[bool, bool, bool]:
if not callable(get_setting_int):
return plugin_supports_metadata(plugin), allow_tmdb, bool(getattr(plugin, "prefer_source_metadata", False))
mode = get_setting_int(metadata_setting_id(plugin_name), default=METADATA_MODE_AUTO)
supports_source = plugin_supports_metadata(plugin)
if mode == METADATA_MODE_SOURCE:
return supports_source, False, True
if mode == METADATA_MODE_TMDB:
return False, allow_tmdb, False
if mode == METADATA_MODE_MIX:
return supports_source, allow_tmdb, True
prefer_source = bool(getattr(plugin, "prefer_source_metadata", False))
return supports_source, allow_tmdb, prefer_source
def collect_plugin_metadata(
plugin: BasisPlugin,
titles: list[str],
) -> dict[str, tuple[dict[str, str], dict[str, str], list[TmdbCastMember] | None]]:
getter = getattr(plugin, "metadata_for", None)
if not callable(getter):
return {}
collected: dict[str, tuple[dict[str, str], dict[str, str], list[TmdbCastMember] | None]] = {}
for title in titles:
try:
labels, art, cast = getter(title)
except Exception:
continue
if isinstance(labels, dict) or isinstance(art, dict) or cast:
label_map = {str(k): str(v) for k, v in dict(labels or {}).items() if v}
art_map = {str(k): str(v) for k, v in dict(art or {}).items() if v}
collected[title] = (label_map, art_map, cast if isinstance(cast, list) else None)
return collected
def needs_tmdb(labels: dict[str, str], art: dict[str, str], *, want_plot: bool, want_art: bool) -> bool:
if want_plot and not labels.get("plot"):
return True
if want_art and not (art.get("thumb") or art.get("poster") or art.get("fanart") or art.get("landscape")):
return True
return False
def merge_metadata(
title: str,
tmdb_labels: dict[str, str] | None,
tmdb_art: dict[str, str] | None,
tmdb_cast: list[TmdbCastMember] | None,
plugin_meta: tuple[dict[str, str], dict[str, str], list[TmdbCastMember] | None] | None,
) -> tuple[dict[str, str], dict[str, str], list[TmdbCastMember] | None]:
labels = dict(tmdb_labels or {})
art = dict(tmdb_art or {})
cast = tmdb_cast
if plugin_meta is not None:
meta_labels, meta_art, meta_cast = plugin_meta
labels.update({k: str(v) for k, v in dict(meta_labels or {}).items() if v})
art.update({k: str(v) for k, v in dict(meta_art or {}).items() if v})
if meta_cast is not None:
cast = meta_cast
if "title" not in labels:
labels["title"] = title
return labels, art, cast