mirror of
https://github.com/jxxghp/MoviePilot.git
synced 2026-09-04 23:17:20 +08:00
254 lines
9.4 KiB
Python
254 lines
9.4 KiB
Python
from pathlib import Path
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from typing import Tuple, List, Optional
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import regex as re
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from app.core.config import settings
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from app.core.meta import MetaAnime, MetaVideo, MetaBase
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from app.core.meta.infopath import (
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clear_parsed_title_for_parent_merge,
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should_use_parent_title_for_file_stem,
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)
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from app.core.meta.words import WordsMatcher
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from app.log import logger
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from app.schemas.types import MediaType
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from app.utils import rust_accel
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_ANIME_BRACKET_RE = re.compile(r'【[+0-9XVPI-]+】\s*【', re.IGNORECASE)
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_ANIME_DASH_EPISODE_RE = re.compile(r'\s+-\s+[\dv]{1,4}\s+', re.IGNORECASE)
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_VIDEO_SEASON_EPISODE_RE = re.compile(
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r"S\d{2}\s*-\s*S\d{2}|S\d{2}|\s+S\d{1,2}|"
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r"EP?\d{2,4}\s*-\s*EP?\d{2,4}|EP?\d{2,4}|\s+EP?\d{1,4}",
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re.IGNORECASE,
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)
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_ANIME_SQUARE_BRACKET_RE = re.compile(r'\[[+0-9XVPI-]+]\s*\[', re.IGNORECASE)
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_BRACED_METAINFO_RE = re.compile(r'(?<={\[)[\W\w]+(?=]})')
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_BRACED_TMDBID_RE = re.compile(r'(?<=tmdbid=)\d+')
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_BRACED_DOUBANID_RE = re.compile(r'(?<=doubanid=)\d+')
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_BRACED_TYPE_RE = re.compile(r'(?<=type=)\w+')
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_BRACED_BEGIN_SEASON_RE = re.compile(r'(?<=s=)\d+')
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_BRACED_END_SEASON_RE = re.compile(r'(?<=s=\d+-)\d+')
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_BRACED_BEGIN_EPISODE_RE = re.compile(r'(?<=e=)\d+')
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_BRACED_END_EPISODE_RE = re.compile(r'(?<=e=\d+-)\d+')
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_EMBY_TMDB_RE_LIST = (
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re.compile(r'\[tmdbid[=\-](\d+)\]'),
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re.compile(r'\[tmdb[=\-](\d+)\]'),
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re.compile(r'\{tmdbid[=\-](\d+)\}'),
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re.compile(r'\{tmdb[=\-](\d+)\}'),
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)
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def _empty_metainfo() -> dict:
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"""
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返回媒体标签的默认结构，避免不同识别请求之间共享可变状态。
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"""
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return {
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'tmdbid': None,
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'doubanid': None,
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'type': None,
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'begin_season': None,
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'end_season': None,
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'total_season': None,
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'begin_episode': None,
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'end_episode': None,
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'total_episode': None,
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}
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def _apply_range_total(metainfo: dict, begin_key: str, end_key: str, total_key: str) -> None:
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"""
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计算季/集范围总数；保留原有倒序输入自动交换的兼容行为。
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"""
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if metainfo.get(begin_key) and metainfo.get(end_key):
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if metainfo[begin_key] > metainfo[end_key]:
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metainfo[begin_key], metainfo[end_key] = metainfo[end_key], metainfo[begin_key]
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metainfo[total_key] = metainfo[end_key] - metainfo[begin_key] + 1
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elif metainfo.get(begin_key) and not metainfo.get(end_key):
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metainfo[total_key] = 1
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def _build_meta_info(
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title: str,
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subtitle: Optional[str] = None,
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custom_words: List[str] = None,
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) -> MetaBase:
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"""
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根据标题构造元数据
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"""
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# 原标题
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org_title = title
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# 预处理标题
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title, apply_words = WordsMatcher().prepare(title, custom_words=custom_words)
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# 获取标题中媒体信息
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title, metainfo = find_metainfo(title)
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# 判断是否处理文件
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media_exts = settings.RMT_MEDIAEXT + settings.RMT_SUBEXT + settings.RMT_AUDIOEXT
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title_path = Path(title) if title else None
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if title_path and title_path.suffix.lower() in media_exts:
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isfile = True
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# 去掉后缀
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title = title_path.stem
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else:
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isfile = False
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# 识别
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meta = MetaAnime(title, subtitle, isfile) if is_anime(title) else MetaVideo(title, subtitle, isfile)
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# 记录原标题
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meta.title = org_title
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# 记录使用的识别词
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meta.apply_words = apply_words or []
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# 修正媒体信息
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if metainfo.get('tmdbid'):
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try:
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meta.tmdbid = int(metainfo['tmdbid'])
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except ValueError as _:
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logger.warn("tmdbid 必须是数字")
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if metainfo.get('doubanid'):
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meta.doubanid = metainfo['doubanid']
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if metainfo.get('type'):
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meta.type = metainfo['type']
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if metainfo.get('begin_season'):
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meta.begin_season = metainfo['begin_season']
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if metainfo.get('end_season'):
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meta.end_season = metainfo['end_season']
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if metainfo.get('total_season'):
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meta.total_season = metainfo['total_season']
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if metainfo.get('begin_episode'):
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meta.begin_episode = metainfo['begin_episode']
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if metainfo.get('end_episode'):
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meta.end_episode = metainfo['end_episode']
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if metainfo.get('total_episode'):
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meta.total_episode = metainfo['total_episode']
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return meta
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def MetaInfo(title: str, subtitle: Optional[str] = None, custom_words: List[str] = None) -> MetaBase:
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"""
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根据标题和副标题识别元数据
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:param title: 标题、种子名、文件名
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:param subtitle: 副标题、描述
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:param custom_words: 自定义识别词列表
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:return: MetaAnime、MetaVideo
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"""
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meta = _build_meta_info(title=title, subtitle=subtitle, custom_words=custom_words)
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if meta.apply_words:
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original_meta = _build_meta_info(title=title, subtitle=subtitle)
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meta.original_name = original_meta.name or meta.name
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else:
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meta.original_name = meta.name
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return meta
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def MetaInfoPath(path: Path, custom_words: List[str] = None) -> MetaBase:
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"""
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根据路径识别元数据
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:param path: 路径
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:param custom_words: 自定义识别词列表
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"""
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# 文件元数据，不包含后缀
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file_meta = MetaInfo(title=path.name, custom_words=custom_words)
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if should_use_parent_title_for_file_stem(path.stem, path.parent.name, file_meta):
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clear_parsed_title_for_parent_merge(file_meta)
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# 上级目录元数据
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dir_meta = MetaInfo(title=path.parent.name, custom_words=custom_words)
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if file_meta.type == MediaType.TV or dir_meta.type != MediaType.TV:
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# 合并元数据
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file_meta.merge(dir_meta)
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# 上上级目录元数据
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root_meta = MetaInfo(title=path.parent.parent.name, custom_words=custom_words)
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if file_meta.type == MediaType.TV or root_meta.type != MediaType.TV:
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# 合并元数据
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file_meta.merge(root_meta)
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return file_meta
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def is_anime(name: str) -> bool:
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"""
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判断是否为动漫
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:param name: 名称
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:return: 是否动漫
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"""
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rust_result = rust_accel.is_anime(name)
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if rust_result is not None:
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return rust_result
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if not name:
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return False
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if _ANIME_BRACKET_RE.search(name):
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return True
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if _ANIME_DASH_EPISODE_RE.search(name):
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return True
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if _VIDEO_SEASON_EPISODE_RE.search(name):
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return False
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if _ANIME_SQUARE_BRACKET_RE.search(name):
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return True
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return False
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def find_metainfo(title: str) -> Tuple[str, dict]:
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"""
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从标题中提取媒体信息
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"""
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rust_result = rust_accel.find_metainfo(title)
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if rust_result is not None:
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return rust_result
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metainfo = _empty_metainfo()
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if not title:
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return title, metainfo
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# 从标题中提取媒体信息 格式为{[tmdbid=xxx;type=xxx;s=xxx;e=xxx]}
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results = _BRACED_METAINFO_RE.findall(title)
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if results:
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for result in results:
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# 查找tmdbid信息
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tmdbid = _BRACED_TMDBID_RE.search(result)
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if tmdbid and tmdbid.group(0).isdigit():
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metainfo['tmdbid'] = tmdbid.group(0)
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# 查找豆瓣id信息
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doubanid = _BRACED_DOUBANID_RE.search(result)
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if doubanid and doubanid.group(0).isdigit():
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metainfo['doubanid'] = doubanid.group(0)
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# 查找媒体类型
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mtype = _BRACED_TYPE_RE.search(result)
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if mtype:
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media_type = mtype.group(0)
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if media_type == "movies":
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metainfo['type'] = MediaType.MOVIE
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elif media_type == "tv":
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metainfo['type'] = MediaType.TV
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# 查找季信息
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begin_season = _BRACED_BEGIN_SEASON_RE.search(result)
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if begin_season and begin_season.group(0).isdigit():
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metainfo['begin_season'] = int(begin_season.group(0))
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end_season = _BRACED_END_SEASON_RE.search(result)
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if end_season and end_season.group(0).isdigit():
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metainfo['end_season'] = int(end_season.group(0))
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# 查找集信息
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begin_episode = _BRACED_BEGIN_EPISODE_RE.search(result)
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if begin_episode and begin_episode.group(0).isdigit():
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metainfo['begin_episode'] = int(begin_episode.group(0))
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end_episode = _BRACED_END_EPISODE_RE.search(result)
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if end_episode and end_episode.group(0).isdigit():
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metainfo['end_episode'] = int(end_episode.group(0))
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# 去除title中该部分
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if tmdbid or mtype or begin_season or end_season or begin_episode or end_episode:
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title = title.replace(f"{{[{result}]}}", '')
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# 支持Emby格式的ID标签；第一个 [tmdbid] 历史上始终优先处理，用于覆盖前面 {[...]} 中的旧标签。
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tmdb_match = _EMBY_TMDB_RE_LIST[0].search(title)
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if tmdb_match:
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metainfo['tmdbid'] = tmdb_match.group(1)
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title = _EMBY_TMDB_RE_LIST[0].sub('', title).strip()
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elif not metainfo['tmdbid']:
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# 保持原有优先级：[tmdbid] > [tmdb] > {tmdbid} > {tmdb}
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for tmdb_re in _EMBY_TMDB_RE_LIST[1:]:
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tmdb_match = tmdb_re.search(title)
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if tmdb_match:
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metainfo['tmdbid'] = tmdb_match.group(1)
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title = tmdb_re.sub('', title).strip()
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break
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# 计算季集总数
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_apply_range_total(metainfo, 'begin_season', 'end_season', 'total_season')
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_apply_range_total(metainfo, 'begin_episode', 'end_episode', 'total_episode')
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return title, metainfo
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