307 lines
12 KiB
Python
307 lines
12 KiB
Python
import json
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from pathlib import Path
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from typing import List, Optional, Dict, Tuple
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from urllib.parse import quote_plus
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from plexapi import media
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from plexapi.server import PlexServer
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from app.core.config import settings
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from app.log import logger
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from app.schemas.context import RefreshMediaItem
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from app.utils.singleton import Singleton
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class Plex(metaclass=Singleton):
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def __init__(self):
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self._host = settings.PLEX_HOST
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if self._host:
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if not self._host.endswith("/"):
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self._host += "/"
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if not self._host.startswith("http"):
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self._host = "http://" + self._host
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self._token = settings.PLEX_TOKEN
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if self._host and self._token:
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try:
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self._plex = PlexServer(self._host, self._token)
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self._libraries = self._plex.library.sections()
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except Exception as e:
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self._plex = None
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logger.error(f"Plex服务器连接失败：{str(e)}")
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def get_activity_log(self, num: int = 30) -> Optional[List[dict]]:
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"""
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获取Plex活动记录
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"""
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if not self._plex:
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return []
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ret_array = []
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try:
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# type的含义: 1 电影 4 剧集单集 详见 plexapi/utils.py中SEARCHTYPES的定义
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# 根据最后播放时间倒序获取数据
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historys = self._plex.library.search(sort='lastViewedAt:desc', limit=num, type='1,4')
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for his in historys:
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# 过滤掉最后播放时间为空的
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if his.lastViewedAt:
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if his.type == "episode":
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event_title = "%s %s%s %s" % (
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his.grandparentTitle,
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"S" + str(his.parentIndex),
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"E" + str(his.index),
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his.title
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)
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event_str = "开始播放剧集 %s" % event_title
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else:
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event_title = "%s %s" % (
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his.title, "(" + str(his.year) + ")")
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event_str = "开始播放电影 %s" % event_title
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event_type = "PL"
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event_date = his.lastViewedAt.strftime('%Y-%m-%d %H:%M:%S')
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activity = {"type": event_type, "event": event_str, "date": event_date}
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ret_array.append(activity)
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except Exception as e:
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logger.error(f"连接System/ActivityLog/Entries出错：" + str(e))
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return []
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if ret_array:
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ret_array = sorted(ret_array, key=lambda x: x['date'], reverse=True)
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return ret_array
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def get_medias_count(self) -> dict:
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"""
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获得电影、电视剧、动漫媒体数量
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:return: MovieCount SeriesCount SongCount
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"""
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if not self._plex:
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return {}
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sections = self._plex.library.sections()
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MovieCount = SeriesCount = SongCount = EpisodeCount = 0
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for sec in sections:
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if sec.type == "movie":
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MovieCount += sec.totalSize
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if sec.type == "show":
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SeriesCount += sec.totalSize
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EpisodeCount += sec.totalViewSize(libtype='episode')
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if sec.type == "artist":
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SongCount += sec.totalSize
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return {
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"MovieCount": MovieCount,
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"SeriesCount": SeriesCount,
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"SongCount": SongCount,
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"EpisodeCount": EpisodeCount
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}
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def get_movies(self, title: str, year: str = None) -> Optional[List[dict]]:
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"""
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根据标题和年份，检查电影是否在Plex中存在，存在则返回列表
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:param title: 标题
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:param year: 年份，为空则不过滤
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:return: 含title、year属性的字典列表
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"""
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if not self._plex:
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return None
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ret_movies = []
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if year:
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movies = self._plex.library.search(title=title, year=year, libtype="movie")
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else:
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movies = self._plex.library.search(title=title, libtype="movie")
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for movie in movies:
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ret_movies.append({'title': movie.title, 'year': movie.year})
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return ret_movies
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def get_tv_episodes(self,
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title: str = None,
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year: str = None,
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season: int = None) -> Optional[Dict[str, list]]:
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"""
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根据标题、年份、季查询电视剧所有集信息
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:param title: 标题
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:param year: 年份，可以为空，为空时不按年份过滤
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:param season: 季号，数字
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:return: 所有集的列表
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"""
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if not self._plex:
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return {}
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videos = self._plex.library.search(title=title, year=year, libtype="show")
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if not videos:
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return {}
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episodes = videos[0].episodes()
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season_episodes = {}
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for episode in episodes:
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if season and episode.seasonNumber != int(season):
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continue
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if episode.seasonNumber not in season_episodes:
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season_episodes[episode.seasonNumber] = []
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season_episodes[episode.seasonNumber].append(episode.index)
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return season_episodes
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def get_remote_image_by_id(self, item_id: str, image_type: str) -> Optional[str]:
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"""
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根据ItemId从Plex查询图片地址
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:param item_id: 在Emby中的ID
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:param image_type: 图片的类型，Poster或者Backdrop等
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:return: 图片对应在TMDB中的URL
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"""
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if not self._plex:
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return None
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try:
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if image_type == "Poster":
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images = self._plex.fetchItems('/library/metadata/%s/posters' % item_id, cls=media.Poster)
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else:
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images = self._plex.fetchItems('/library/metadata/%s/arts' % item_id, cls=media.Art)
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for image in images:
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if hasattr(image, 'key') and image.key.startswith('http'):
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return image.key
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except Exception as e:
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logger.error(f"获取封面出错：" + str(e))
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return None
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def refresh_root_library(self) -> bool:
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"""
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通知Plex刷新整个媒体库
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"""
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if not self._plex:
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return False
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return self._plex.library.update()
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def refresh_library_by_items(self, items: List[RefreshMediaItem]) -> bool:
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"""
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按路径刷新媒体库 item: target_path
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"""
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if not self._plex:
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return False
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result_dict = {}
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for item in items:
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file_path = item.target_path
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lib_key, path = self.__find_librarie(file_path, self._libraries)
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# 如果存在同一剧集的多集,key(path)相同会合并
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result_dict[path] = lib_key
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if "" in result_dict:
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# 如果有匹配失败的,刷新整个库
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self._plex.library.update()
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else:
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# 否则一个一个刷新
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for path, lib_key in result_dict.items():
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logger.info(f"刷新媒体库：{lib_key} - {path}")
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self._plex.query(f'/library/sections/{lib_key}/refresh?path={quote_plus(path)}')
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@staticmethod
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def __find_librarie(path: Path, libraries: List[dict]) -> Tuple[str, str]:
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"""
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判断这个path属于哪个媒体库
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多个媒体库配置的目录不应有重复和嵌套,
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"""
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def is_subpath(_path: Path, _parent: Path) -> bool:
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"""
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判断_path是否是_parent的子目录下
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"""
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_path = _path.resolve()
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_parent = _parent.resolve()
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return _path.parts[:len(_parent.parts)] == _parent.parts
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if path is None:
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return "", ""
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try:
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for lib in libraries:
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if hasattr(lib, "locations") and lib.locations:
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for location in lib.locations:
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if is_subpath(path, Path(location)):
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return lib.key, location
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except Exception as err:
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logger.error(f"查找媒体库出错：{err}")
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return "", ""
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def get_iteminfo(self, itemid: str) -> dict:
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"""
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获取单个项目详情
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"""
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if not self._plex:
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return {}
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try:
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item = self._plex.fetchItem(itemid)
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ids = self.__get_ids(item.guids)
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return {'ProviderIds': {'Tmdb': ids['tmdb_id'], 'Imdb': ids['imdb_id']}}
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except Exception as err:
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logger.error(f"获取项目详情出错：{err}")
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return {}
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@staticmethod
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def __get_ids(guids: List[dict]) -> dict:
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guid_mapping = {
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"imdb://": "imdb_id",
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"tmdb://": "tmdb_id",
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"tvdb://": "tvdb_id"
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}
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ids = {}
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for prefix, varname in guid_mapping.items():
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ids[varname] = None
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for guid in guids:
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for prefix, varname in guid_mapping.items():
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if isinstance(guid, dict):
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if guid['id'].startswith(prefix):
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# 找到匹配的ID
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ids[varname] = guid['id'][len(prefix):]
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break
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else:
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if guid.id.startswith(prefix):
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# 找到匹配的ID
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ids[varname] = guid.id[len(prefix):]
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break
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return ids
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def get_webhook_message(self, message_str: str) -> dict:
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"""
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解析Plex报文
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eventItem 字段的含义
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event 事件类型
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item_type 媒体类型 TV,MOV
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item_name TV:琅琊榜 S1E6 剖心明志 虎口脱险
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MOV:猪猪侠大冒险(2001)
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overview 剧情描述
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"""
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message = json.loads(message_str)
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eventItem = {'event': message.get('event', ''), "channel": "plex"}
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if message.get('Metadata'):
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if message.get('Metadata', {}).get('type') == 'episode':
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eventItem['item_type'] = "TV"
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eventItem['item_name'] = "%s %s%s %s" % (
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message.get('Metadata', {}).get('grandparentTitle'),
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"S" + str(message.get('Metadata', {}).get('parentIndex')),
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"E" + str(message.get('Metadata', {}).get('index')),
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message.get('Metadata', {}).get('title'))
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eventItem['item_id'] = message.get('Metadata', {}).get('ratingKey')
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eventItem['season_id'] = message.get('Metadata', {}).get('parentIndex')
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eventItem['episode_id'] = message.get('Metadata', {}).get('index')
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if message.get('Metadata', {}).get('summary') and len(message.get('Metadata', {}).get('summary')) > 100:
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eventItem['overview'] = str(message.get('Metadata', {}).get('summary'))[:100] + "..."
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else:
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eventItem['overview'] = message.get('Metadata', {}).get('summary')
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else:
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eventItem['item_type'] = "MOV" if message.get('Metadata', {}).get('type') == 'movie' else "SHOW"
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eventItem['item_name'] = "%s %s" % (
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message.get('Metadata', {}).get('title'), "(" + str(message.get('Metadata', {}).get('year')) + ")")
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eventItem['item_id'] = message.get('Metadata', {}).get('ratingKey')
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if len(message.get('Metadata', {}).get('summary')) > 100:
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eventItem['overview'] = str(message.get('Metadata', {}).get('summary'))[:100] + "..."
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else:
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eventItem['overview'] = message.get('Metadata', {}).get('summary')
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if message.get('Player'):
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eventItem['ip'] = message.get('Player').get('publicAddress')
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eventItem['client'] = message.get('Player').get('title')
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# 这里给个空,防止拼消息的时候出现None
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eventItem['device_name'] = ' '
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if message.get('Account'):
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eventItem['user_name'] = message.get("Account").get('title')
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# 获取消息图片
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if eventItem.get("item_id"):
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# 根据返回的item_id去调用媒体服务器获取
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eventItem['image_url'] = self.get_remote_image_by_id(item_id=eventItem.get('item_id'),
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image_type="Backdrop")
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return eventItem
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