Files
MoviePilot/app/modules/_base/mediaserver.py
jxxghp 7e851dbfa7 refactor(chain): 处理链功能域 mixin 化,清理未使用导入并根治兼容层循环导入
- ChainBase 拆分为 RecognitionMixin/MessageProcessingMixin/NotificationMixin
- TransferChain 拆分为 7 个功能 mixin(_mixins.py),SubscribeChain 音乐订阅域拆出 _music.py
- 斜杠命令交互四件套收敛为 InteractionChainMixin 委托,会话管理器移至 application 层,chain 层不再 re-export
- 模块基础类收敛到 app/modules/_base(notification/mediaserver 语义重命名)
- 清理 app/chain/__init__.py 24 个未使用导入,修正 49 处测试 patch 目标到实际命名空间
- 兼容层 legacy 符号不再并入 __all__,根治 schemas 初始化反向拉起 application.transfer 的循环导入
- 修复 bangumi 集数为字符串时 set_bangumi_info 抛 TypeError
- 新增重复代码等架构门禁测试;capability 清单校验排除下划线内部目录
2026-08-16 16:30:16 +08:00

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"""媒体服务器模块业务样板基类。
沉淀各媒体服务器模块逐字复制的样板:用户辅助认证、媒体存在性检查、
定时重连与连接测试。服务器差异(认证 API、存在性检查端点、连接探测方式)
通过类属性与钩子方法保留在各模块。
"""
from typing import Optional, Tuple
from app import schemas
from app.application.mediaserver import MusicMediaServerHelper
from app.domain.context import MediaInfo
from app.modules import _MediaServerBase, _ModuleBase, TService
from app.runtime.events import eventmanager
from app.runtime.log import logger
from app.schemas.types import ChainEventType, MediaType
class _MediaServerModuleBase(_ModuleBase, _MediaServerBase[TService]):
"""
媒体服务器模块业务样板基类。
"""
# 媒体库标识(用于 ExistMediaInfo.server_type,如 "emby"),子类覆写
_server_type_value: str = ""
def user_authenticate(
self,
credentials: schemas.AuthCredentials,
service_name: Optional[str] = None,
) -> Optional[schemas.AuthCredentials]:
"""
使用媒体服务器用户辅助完成用户认证
:param credentials: 认证数据
:param service_name: 指定要认证的媒体服务器名称,若为 None 则认证所有服务器
:return: 认证数据
"""
if not credentials or credentials.grant_type != "password":
return None
# 确定要认证的服务器列表
if service_name:
# 如果指定了服务名,获取该服务实例
servers = (
[(service_name, server)]
if (server := self.get_instance(service_name))
else []
)
else:
# 如果没有指定服务名,遍历所有服务
servers = self.get_instances().items()
# 遍历要认证的服务器
for name, server in servers:
# 触发认证拦截事件
intercept_event = eventmanager.send_event(
etype=ChainEventType.AuthIntercept,
data=schemas.AuthInterceptCredentials(
username=credentials.username,
channel=self.get_name(),
service=name,
status="triggered",
),
)
if intercept_event and intercept_event.event_data:
intercept_data: schemas.AuthInterceptCredentials = intercept_event.event_data
if intercept_data.cancel:
continue
token = server.authenticate(credentials.username, credentials.password)
if token:
credentials.channel = self.get_name()
credentials.service = name
credentials.token = token
return credentials
return None
def media_exists(
self,
mediainfo: MediaInfo,
itemid: Optional[str] = None,
server: Optional[str] = None,
) -> Optional[schemas.ExistMediaInfo]:
"""
判断媒体文件是否存在
:param mediainfo: 识别的媒体信息
:param itemid: 媒体服务器ItemID
:param server: 媒体服务器名称
:return: 如不存在返回None,存在时返回信息,包括每季已存在所有集{type: movie/tv, seasons: {season: [episodes]}}
"""
if server:
servers = [(server, self.get_instance(server))]
else:
servers = self.get_instances().items()
for name, s in servers:
if not s:
continue
if mediainfo.type == MediaType.MUSIC:
# 部分服务器未实现音乐查询,退化为空列表
matches = getattr(s, "get_music", lambda **_: [])(
**MusicMediaServerHelper.search_params(mediainfo)
)
match = MusicMediaServerHelper.find_match(mediainfo, matches)
if match:
return schemas.ExistMediaInfo(
type=MediaType.MUSIC,
server_type=self._server_type_value,
server=name,
itemid=match.item_id,
)
continue
if mediainfo.type == MediaType.MOVIE:
if itemid:
movie = s.get_iteminfo(itemid)
if movie:
logger.info(f"媒体库 {name} 中找到了 {movie}")
return schemas.ExistMediaInfo(
type=MediaType.MOVIE,
server_type=self._server_type_value,
server=name,
itemid=movie.item_id
)
movies = s.get_movies(title=mediainfo.title,
year=mediainfo.year,
media_source=mediainfo.media_source,
media_id=mediainfo.media_id)
if not movies:
logger.info(f"{mediainfo.title_year} 没有在媒体库 {name} 中")
continue
else:
logger.info(f"媒体库 {name} 中找到了 {movies}")
return schemas.ExistMediaInfo(
type=MediaType.MOVIE,
server_type=self._server_type_value,
server=name,
itemid=movies[0].item_id
)
else:
itemid, tvs = s.get_tv_episodes(title=mediainfo.title,
year=mediainfo.year,
media_source=mediainfo.media_source,
media_id=mediainfo.media_id,
item_id=itemid)
if not tvs:
logger.info(f"{mediainfo.title_year} 没有在媒体库 {name} 中")
continue
else:
logger.info(f"{mediainfo.title_year} 在媒体库 {name} 中找到 了这些季集:{tvs}")
return schemas.ExistMediaInfo(
type=MediaType.TV,
seasons=tvs,
server_type=self._server_type_value,
server=name,
itemid=itemid
)
return None
def scheduler_job(self) -> None:
"""
定时任务,每10分钟调用一次
"""
# 定时重连
for name, server in self.get_instances().items():
if self._is_inactive(server):
logger.info(f"{self.get_name()}服务器 {name} 连接断开,尝试重连 ...")
server.reconnect()
def _is_inactive(self, server) -> bool:
"""
定时重连的失活判断钩子,子类可覆写(如增加配置完整性检查)。
"""
return server.is_inactive()
def test(self) -> Optional[Tuple[bool, str]]:
"""
测试模块连接性
"""
if not self.get_instances():
return None
for name, server in self.get_instances().items():
error = self._test_server(server, name)
if error:
return False, error
return True, ""
def _test_server(self, server, name: str) -> Optional[str]:
"""
连接测试钩子,返回失败信息,None 表示就绪,子类可覆写。
"""
if server.is_inactive():
server.reconnect()
if not server.get_user():
return f"无法连接{self.get_name()}服务器:{name}"
return None