mirror of
https://github.com/jxxghp/MoviePilot.git
synced 2026-02-03 02:25:32 +08:00
188 lines
9.0 KiB
Python
188 lines
9.0 KiB
Python
import threading
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from typing import List, Union, Optional, Generator, Any
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from app.chain import ChainBase
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from app.core.config import global_vars
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from app.db.mediaserver_oper import MediaServerOper
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from app.helper.service import ServiceConfigHelper
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from app.log import logger
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from app.schemas import MediaServerLibrary, MediaServerItem, MediaServerSeasonInfo, MediaServerPlayItem
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lock = threading.Lock()
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class MediaServerChain(ChainBase):
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"""
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媒体服务器处理链
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"""
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def librarys(self, server: str, username: Optional[str] = None,
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hidden: bool = False) -> List[MediaServerLibrary]:
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"""
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获取媒体服务器所有媒体库
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"""
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return self.run_module("mediaserver_librarys", server=server, username=username, hidden=hidden)
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def items(self, server: str, library_id: Union[str, int],
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start_index: Optional[int] = 0, limit: Optional[int] = -1) -> Generator[Any, None, None]:
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"""
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获取媒体服务器项目列表,支持分页和不分页逻辑,默认不分页获取所有数据
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:param server: 媒体服务器名称
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:param library_id: 媒体库ID,用于标识要获取的媒体库
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:param start_index: 起始索引,用于分页获取数据。默认为 0,即从第一个项目开始获取
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:param limit: 每次请求的最大项目数,用于分页。如果为 None 或 -1,则表示一次性获取所有数据,默认为 -1
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:return: 返回一个生成器对象,用于逐步获取媒体服务器中的项目
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说明:
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- 特别注意的是,这里使用yield from返回迭代器,避免同时使用return与yield导致Python生成器解析异常
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- 如果 `limit` 为 None 或 -1 时,表示一次性获取所有数据,分页处理将不再生效
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- 在这种情况下,内存消耗可能会较大,特别是在数据量非常大的场景下
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- 如果未来评估结果显示,不分页场景下的内存消耗远大于分页处理时的网络请求开销,可以考虑在此方法中实现自分页的处理
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- 即通过 `while` 循环在上层进行分页控制,逐步获取所有数据,避免内存爆炸,当前该逻辑由具体实例来实现不分页的处理
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- Plex 实际上已默认支持内部分页处理,Jellyfin 与 Emby 获取数据时存在内部过滤场景,如排除合集等,分页数据可能是错误的
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if limit is not None and limit != -1:
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yield from self.run_module("mediaserver_items", server=server, library_id=library_id,
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start_index=start_index, limit=limit)
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else:
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# 自分页逻辑,通过循环逐步获取所有数据
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page_size = 10
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while True:
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data_generator = self.run_module("mediaserver_items", server=server, library_id=library_id,
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start_index=start_index, limit=page_size)
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if not data_generator:
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break
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count = 0
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for item in data_generator:
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if item:
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count += 1
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yield item
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if count < page_size:
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break
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start_index += page_size
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"""
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yield from self.run_module("mediaserver_items", server=server, library_id=library_id,
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start_index=start_index, limit=limit)
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def iteminfo(self, server: str, item_id: Union[str, int]) -> MediaServerItem:
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"""
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获取媒体服务器项目信息
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"""
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return self.run_module("mediaserver_iteminfo", server=server, item_id=item_id)
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def episodes(self, server: str, item_id: Union[str, int]) -> List[MediaServerSeasonInfo]:
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"""
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获取媒体服务器剧集信息
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"""
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return self.run_module("mediaserver_tv_episodes", server=server, item_id=item_id)
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def playing(self, server: str, count: Optional[int] = 20,
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username: Optional[str] = None) -> List[MediaServerPlayItem]:
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"""
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获取媒体服务器正在播放信息
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"""
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return self.run_module("mediaserver_playing", count=count, server=server, username=username)
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def latest(self, server: str, count: Optional[int] = 20,
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username: Optional[str] = None) -> List[MediaServerPlayItem]:
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"""
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获取媒体服务器最新入库条目
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"""
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return self.run_module("mediaserver_latest", count=count, server=server, username=username)
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def get_latest_wallpapers(self, server: Optional[str] = None, count: Optional[int] = 10,
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remote: bool = True, username: Optional[str] = None) -> List[str]:
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"""
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获取最新最新入库条目海报作为壁纸,缓存1小时
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"""
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return self.run_module("mediaserver_latest_images", server=server, count=count,
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remote=remote, username=username)
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def get_latest_wallpaper(self, server: Optional[str] = None,
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remote: bool = True, username: Optional[str] = None) -> Optional[str]:
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"""
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获取最新最新入库条目海报作为壁纸,缓存1小时
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"""
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wallpapers = self.get_latest_wallpapers(server=server, count=1, remote=remote, username=username)
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return wallpapers[0] if wallpapers else None
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def get_play_url(self, server: str, item_id: Union[str, int]) -> Optional[str]:
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"""
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获取播放地址
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"""
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return self.run_module("mediaserver_play_url", server=server, item_id=item_id)
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def get_image_cookies(
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self, server: Optional[str], image_url: str
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) -> Optional[str | dict]:
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"""
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获取图片的Cookies
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"""
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return self.run_module(
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"mediaserver_image_cookies", server=server, image_url=image_url
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)
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def sync(self):
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"""
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同步媒体库所有数据到本地数据库
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"""
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# 设置的媒体服务器
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mediaservers = ServiceConfigHelper.get_mediaserver_configs()
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if not mediaservers:
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return
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with lock:
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# 汇总统计
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total_count = 0
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# 清空登记薄
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dboper = MediaServerOper()
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dboper.empty()
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# 遍历媒体服务器
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for mediaserver in mediaservers:
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if not mediaserver:
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continue
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logger.info(f"正在准备同步媒体服务器 {mediaserver.name} 的数据")
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if not mediaserver.enabled:
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logger.info(f"媒体服务器 {mediaserver.name} 未启用,跳过")
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continue
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server_name = mediaserver.name
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sync_libraries = mediaserver.sync_libraries or []
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logger.info(f"开始同步媒体服务器 {server_name} 的数据 ...")
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libraries = self.librarys(server_name)
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if not libraries:
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logger.info(f"没有获取到媒体服务器 {server_name} 的媒体库,跳过")
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continue
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for library in libraries:
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if sync_libraries \
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and "all" not in sync_libraries \
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and str(library.id) not in sync_libraries:
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logger.info(f"{library.name} 未在 {server_name} 同步媒体库列表中,跳过")
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continue
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logger.info(f"正在同步 {server_name} 媒体库 {library.name} ...")
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library_count = 0
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for item in self.items(server=server_name, library_id=library.id):
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if global_vars.is_system_stopped:
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return
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if not item or not item.item_id:
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continue
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logger.debug(f"正在同步 {item.title} ...")
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# 计数
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library_count += 1
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seasoninfo = {}
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# 类型
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item_type = "电视剧" if item.item_type in ["Series", "show"] else "电影"
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if item_type == "电视剧":
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# 查询剧集信息
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espisodes_info = self.episodes(server_name, item.item_id) or []
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for episode in espisodes_info:
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seasoninfo[episode.season] = episode.episodes
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# 插入数据
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item_dict = item.model_dump()
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item_dict["seasoninfo"] = seasoninfo
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item_dict["item_type"] = item_type
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dboper.add(**item_dict)
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logger.info(f"{server_name} 媒体库 {library.name} 同步完成,共同步数量:{library_count}")
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# 总数累加
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total_count += library_count
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logger.info(f"媒体服务器 {server_name} 数据同步完成,总同步数量:{total_count}")
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