mirror of
https://github.com/jxxghp/MoviePilot-Plugins.git
synced 2026-06-03 07:26:54 +00:00
808 lines
31 KiB
Python
808 lines
31 KiB
Python
import os
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import threading
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import time
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import traceback
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from pathlib import Path
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from typing import List, Tuple, Dict, Any, Optional
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from watchfiles import Change, watch
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from app.core.config import settings
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from app.db.transferhistory_oper import TransferHistoryOper
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from app.log import logger
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from app.plugins import _PluginBase
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from app.schemas import NotificationType
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from app.core.event import eventmanager
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from app.schemas.types import EventType
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state_lock = threading.Lock()
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def _has_suffix_in(file_path: Path, extensions: List[str]) -> bool:
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"""
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判断文件后缀是否命中给定扩展名列表。
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"""
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if not file_path.suffix:
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return False
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return file_path.suffix.casefold() in {ext.casefold() for ext in extensions}
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def _is_download_tmp_file(file_path: Path) -> bool:
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"""
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判断文件是否为下载器尚未完成的临时文件。
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"""
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return _has_suffix_in(file_path, settings.DOWNLOAD_TMPEXT + [".mp"])
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class WatchfilesEvent:
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"""
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watchfiles 目录监控事件。
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"""
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def __init__(self, src_path: str, is_directory: bool):
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"""
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初始化目录监控事件。
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:param src_path: 事件路径
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:param is_directory: 是否为目录
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"""
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self.src_path = src_path
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self.dest_path = src_path
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self.is_directory = is_directory
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class WatchfilesObserver:
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"""
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基于 watchfiles 的目录监控适配器。
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"""
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def __init__(self, timeout: int = 10, force_polling: Optional[bool] = None):
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"""
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初始化目录监控适配器。
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:param timeout: 兼容模式轮询间隔秒数
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:param force_polling: 是否强制轮询，None 表示自动选择平台原生模式
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"""
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self._force_polling = force_polling
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self._poll_delay_ms = max(int(timeout * 1000), 300)
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self._stop_event = threading.Event()
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self._thread = None
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self._handler = None
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self._path = None
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self._recursive = True
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def schedule(self, handler: Any, path: str, recursive: bool = True):
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"""
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设置监控处理器和路径。
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:param handler: 事件处理器
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:param path: 监控路径
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:param recursive: 是否递归监控
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"""
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self._handler = handler
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self._path = path
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self._recursive = recursive
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def start(self):
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"""
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启动目录监控线程。
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"""
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if not self._handler or not self._path:
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raise ValueError("目录监控处理器或路径未设置")
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if not Path(self._path).exists():
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raise FileNotFoundError(f"监控目录不存在：{self._path}")
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if not Path(self._path).is_dir():
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raise NotADirectoryError(f"监控路径不是目录：{self._path}")
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self._stop_event.clear()
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self._thread = threading.Thread(target=self._run, daemon=True)
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self._thread.start()
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def stop(self):
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"""
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停止目录监控线程。
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"""
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self._stop_event.set()
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def join(self, timeout: Optional[float] = None):
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"""
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等待目录监控线程退出。
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:param timeout: 最大等待秒数
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"""
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if self._thread:
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self._thread.join(timeout=timeout)
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def _run(self):
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"""
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运行 watchfiles 监控循环，快速模式异常时回退到轮询。
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"""
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try:
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self._run_watch(force_polling=self._force_polling)
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except Exception as err:
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if self._stop_event.is_set():
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return
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if self._force_polling is True:
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logger.error(f"{self._path} 目录监控发生错误：{err}")
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logger.debug(traceback.format_exc())
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return
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logger.warn(f"{self._path} 快速模式监控失败，自动切换到兼容模式：{err}")
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try:
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self._run_watch(force_polling=True)
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except Exception as fallback_err:
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if not self._stop_event.is_set():
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logger.error(f"{self._path} 兼容模式监控失败：{fallback_err}")
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logger.debug(traceback.format_exc())
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def _run_watch(self, force_polling: Optional[bool]):
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"""
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执行 watchfiles 监控。
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:param force_polling: 是否强制轮询
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"""
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for changes in watch(
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self._path,
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stop_event=self._stop_event,
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rust_timeout=1000,
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yield_on_timeout=True,
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force_polling=force_polling,
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poll_delay_ms=self._poll_delay_ms,
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recursive=self._recursive,
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ignore_permission_denied=True):
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if self._stop_event.is_set():
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break
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if not changes:
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continue
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if hasattr(self._handler, "dispatch_changes"):
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self._handler.dispatch_changes(changes=changes)
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else:
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for change_type, event_path in sorted(changes, key=lambda item: item[1]):
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self._handler.dispatch(change_type=change_type, event_path=event_path)
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class FileMonitorHandler:
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"""
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目录监控处理。
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"""
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def __init__(self, monpath: str, sync: Any):
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"""
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初始化目录监控处理器。
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:param monpath: 监控目录
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:param sync: 插件实例
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"""
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self._watch_path = monpath
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self.sync = sync
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def dispatch_changes(self, changes: set[tuple[Change, str]]):
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"""
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批量分发 watchfiles 事件，避免同批次移动事件被误判为删除。
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:param changes: watchfiles 事件集合
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"""
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sorted_changes = sorted(changes, key=lambda item: item[1])
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added_inodes = set()
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for change_type, event_path in sorted_changes:
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if change_type not in {Change.added, Change.modified}:
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continue
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self.dispatch(change_type=change_type, event_path=event_path)
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inode = self.sync.state_set.get(str(Path(event_path)))
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if inode:
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added_inodes.add(inode)
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for change_type, event_path in sorted_changes:
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if change_type != Change.deleted:
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continue
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file_path = Path(event_path)
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deleted_inode = self.sync.state_set.get(str(file_path))
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if deleted_inode and deleted_inode in added_inodes:
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logger.info(f"监测到文件移动：{file_path}，跳过删除联动")
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with state_lock:
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self.sync.state_set.pop(str(file_path), None)
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continue
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self.dispatch(change_type=change_type, event_path=event_path)
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def dispatch(self, change_type: Change, event_path: str):
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"""
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分发 watchfiles 事件。
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:param change_type: 事件类型
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:param event_path: 事件路径
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"""
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if change_type in {Change.added, Change.modified}:
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path = Path(event_path)
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if not path.exists():
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return
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event = WatchfilesEvent(src_path=event_path, is_directory=path.is_dir())
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self.on_created(event)
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elif change_type == Change.deleted:
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event = WatchfilesEvent(
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src_path=event_path,
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is_directory=self.sync.is_known_directory(event_path)
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)
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self.on_deleted(event)
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def on_created(self, event):
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"""
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处理新增或修改事件，维护文件 inode 状态。
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:param event: 目录监控事件
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"""
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if event.is_directory:
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self.sync.dir_state_set.add(str(Path(event.src_path)))
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return
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file_path = Path(event.src_path)
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if _is_download_tmp_file(file_path):
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return
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logger.info(f"监测到新增文件：{file_path}")
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if self.sync.exclude_keywords:
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for keyword in self.sync.exclude_keywords.split("\n"):
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if keyword and keyword in str(file_path):
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logger.info(f"{file_path} 命中过滤关键字 {keyword}，不处理")
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return
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# 新增文件记录
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with state_lock:
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try:
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self.sync.state_set[str(file_path)] = file_path.stat().st_ino
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except Exception as e:
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logger.error(f"新增文件记录失败：{str(e)}")
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def on_moved(self, event):
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"""
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处理移动事件，兼容旧事件调用语义。
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:param event: 目录监控事件
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"""
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if event.is_directory:
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return
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file_path = Path(event.dest_path)
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if _is_download_tmp_file(file_path):
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return
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logger.info(f"监测到新增文件：{file_path}")
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if self.sync.exclude_keywords:
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for keyword in self.sync.exclude_keywords.split("\n"):
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if keyword and keyword in str(file_path):
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logger.info(f"{file_path} 命中过滤关键字 {keyword}，不处理")
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return
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# 新增文件记录
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with state_lock:
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self.sync.state_set[str(file_path)] = file_path.stat().st_ino
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def on_deleted(self, event):
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"""
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处理删除事件。
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:param event: 目录监控事件
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"""
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file_path = Path(event.src_path)
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if event.is_directory:
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self.sync.dir_state_set.discard(str(file_path))
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# 单独处理文件夹删除触发删除种子
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if self.sync._delete_torrents:
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# 发送事件
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logger.info(f"监测到删除文件夹：{file_path}")
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eventmanager.send_event(
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EventType.DownloadFileDeleted, {"src": str(file_path)}
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)
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return
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if _is_download_tmp_file(file_path):
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return
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logger.info(f"监测到删除文件：{file_path}")
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# 命中过滤关键字不处理
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if self.sync.exclude_keywords:
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for keyword in self.sync.exclude_keywords.split("\n"):
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if keyword and keyword in str(file_path):
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logger.info(f"{file_path} 命中过滤关键字 {keyword}，不处理")
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return
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# 删除硬链接文件
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self.sync.handle_deleted(file_path)
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def updateState(monitor_dirs: List[str]) -> Tuple[Dict[str, int], set[str]]:
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"""
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更新监控目录的文件列表
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"""
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# 记录开始时间
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start_time = time.time()
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state_set = {}
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dir_state_set = set()
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for mon_path in monitor_dirs:
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for root, dirs, files in os.walk(mon_path):
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dir_state_set.add(str(Path(root)))
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for directory in dirs:
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dir_state_set.add(str(Path(root) / directory))
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for file in files:
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file = Path(root) / file
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if not file.exists():
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continue
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# 记录文件inode
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state_set[str(file)] = file.stat().st_ino
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# 记录结束时间
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end_time = time.time()
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# 计算耗时
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elapsed_time = end_time - start_time
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logger.info(f"更新文件列表完成，共计{len(state_set)}个文件，耗时：{elapsed_time}秒")
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return state_set, dir_state_set
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class RemoveLink(_PluginBase):
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# 插件名称
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plugin_name = "清理硬链接"
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# 插件描述
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plugin_desc = "监控目录内文件被删除时，同步删除监控目录内所有和它硬链接的文件"
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# 插件图标
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plugin_icon = "Ombi_A.png"
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# 插件版本
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plugin_version = "2.3.1"
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# 插件作者
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plugin_author = "DzAvril"
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# 作者主页
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author_url = "https://github.com/DzAvril"
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# 插件配置项ID前缀
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plugin_config_prefix = "linkdeleted_"
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# 加载顺序
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plugin_order = 0
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# 可使用的用户级别
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auth_level = 1
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# preivate property
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monitor_dirs = ""
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exclude_dirs = ""
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exclude_keywords = ""
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_enabled = False
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_notify = False
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_delete_scrap_infos = False
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_delete_torrents = False
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_delete_history = False
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_observer = []
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# 监控目录的文件列表
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state_set: Dict[str, int] = {}
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# 监控目录的目录列表，用于删除事件识别目录
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dir_state_set: set[str] = set()
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def init_plugin(self, config: dict = None):
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logger.info(f"Hello, RemoveLink! config {config}")
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if config:
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self._enabled = config.get("enabled")
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self._notify = config.get("notify")
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self.monitor_dirs = config.get("monitor_dirs")
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self.exclude_dirs = config.get("exclude_dirs") or ""
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self.exclude_keywords = config.get("exclude_keywords") or ""
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self._delete_scrap_infos = config.get("delete_scrap_infos")
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self._delete_torrents = config.get("delete_torrents")
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self._delete_history = config.get("delete_history")
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# 停止现有任务
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self.stop_service()
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if self._enabled:
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# 读取目录配置
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monitor_dirs = self.monitor_dirs.split("\n")
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logger.info(f"监控目录：{monitor_dirs}")
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if not monitor_dirs:
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return
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for mon_path in monitor_dirs:
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# 格式源目录:目的目录
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if not mon_path:
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continue
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try:
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observer = WatchfilesObserver(timeout=10, force_polling=None)
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self._observer.append(observer)
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observer.schedule(
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FileMonitorHandler(mon_path, self), mon_path, recursive=True
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)
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observer.daemon = True
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observer.start()
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logger.info(f"{mon_path} 的目录监控服务启动")
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except Exception as e:
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err_msg = str(e)
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logger.error(f"{mon_path} 启动目录监控失败：{err_msg}")
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self.systemmessage.put(f"{mon_path} 启动目录监控失败：{err_msg}", title="清理硬链接")
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# 更新监控集合
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with state_lock:
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self.state_set, self.dir_state_set = updateState(monitor_dirs)
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def __update_config(self):
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"""
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更新配置
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"""
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self.update_config(
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{
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"enabled": self._enabled,
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"notify": self._notify,
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"monitor_dirs": self.monitor_dirs,
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"exclude_keywords": self.exclude_keywords,
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}
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)
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def get_state(self) -> bool:
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return self._enabled
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@staticmethod
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def get_command() -> List[Dict[str, Any]]:
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pass
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def get_api(self) -> List[Dict[str, Any]]:
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pass
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def get_form(self) -> Tuple[List[dict], Dict[str, Any]]:
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return [
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{
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"component": "VForm",
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"content": [
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{
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"component": "VRow",
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"content": [
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{
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"component": "VCol",
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"props": {"cols": 12, "md": 4},
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"content": [
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{
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"component": "VSwitch",
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"props": {
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"model": "enabled",
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"label": "启用插件",
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},
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}
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],
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},
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{
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"component": "VCol",
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"props": {"cols": 12, "md": 4},
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"content": [
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{
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"component": "VSwitch",
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"props": {
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"model": "notify",
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"label": "发送通知",
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},
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}
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],
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},
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],
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},
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{
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"component": "VRow",
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"content": [
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{
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"component": "VCol",
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"props": {"cols": 12, "md": 4},
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"content": [
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{
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"component": "VSwitch",
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"props": {
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"model": "delete_scrap_infos",
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"label": "清理刮削文件(beta)",
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},
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}
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],
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},
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{
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"component": "VCol",
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"props": {"cols": 12, "md": 4},
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"content": [
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{
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"component": "VSwitch",
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"props": {
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"model": "delete_torrents",
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"label": "联动删除种子",
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},
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}
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],
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},
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{
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"component": "VCol",
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"props": {"cols": 12, "md": 4},
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"content": [
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{
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"component": "VSwitch",
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"props": {
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"model": "delete_history",
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||
"label": "删除历史记录",
|
||
},
|
||
}
|
||
],
|
||
},
|
||
],
|
||
},
|
||
{
|
||
"component": "VRow",
|
||
"content": [
|
||
{
|
||
"component": "VCol",
|
||
"props": {"cols": 12},
|
||
"content": [
|
||
{
|
||
"component": "VTextarea",
|
||
"props": {
|
||
"model": "monitor_dirs",
|
||
"label": "监控目录",
|
||
"rows": 5,
|
||
"placeholder": "源目录及硬链接目录均需加入监控，每一行一个目录",
|
||
},
|
||
}
|
||
],
|
||
}
|
||
],
|
||
},
|
||
{
|
||
"component": "VRow",
|
||
"content": [
|
||
{
|
||
"component": "VCol",
|
||
"props": {"cols": 12},
|
||
"content": [
|
||
{
|
||
"component": "VTextarea",
|
||
"props": {
|
||
"model": "exclude_dirs",
|
||
"label": "不删除目录",
|
||
"rows": 5,
|
||
"placeholder": "该目录下的文件不会被动删除，一行一个目录",
|
||
},
|
||
}
|
||
],
|
||
}
|
||
],
|
||
},
|
||
{
|
||
"component": "VRow",
|
||
"content": [
|
||
{
|
||
"component": "VCol",
|
||
"props": {
|
||
"cols": 12,
|
||
},
|
||
"content": [
|
||
{
|
||
"component": "VTextarea",
|
||
"props": {
|
||
"model": "exclude_keywords",
|
||
"label": "排除关键词",
|
||
"rows": 2,
|
||
"placeholder": "每一行一个关键词",
|
||
},
|
||
}
|
||
],
|
||
}
|
||
],
|
||
},
|
||
{
|
||
"component": "VRow",
|
||
"content": [
|
||
{
|
||
"component": "VCol",
|
||
"props": {
|
||
"cols": 12,
|
||
},
|
||
"content": [
|
||
{
|
||
"component": "VAlert",
|
||
"props": {
|
||
"type": "info",
|
||
"variant": "tonal",
|
||
"text": "联动删除种子需安装插件[下载器助手]并打开监听源文件事件",
|
||
},
|
||
}
|
||
],
|
||
},
|
||
{
|
||
"component": "VCol",
|
||
"props": {
|
||
"cols": 12,
|
||
},
|
||
"content": [
|
||
{
|
||
"component": "VAlert",
|
||
"props": {
|
||
"type": "info",
|
||
"variant": "tonal",
|
||
"text": "清理刮削文件为测试功能，请谨慎开启。",
|
||
},
|
||
}
|
||
],
|
||
},
|
||
{
|
||
"component": "VCol",
|
||
"props": {
|
||
"cols": 12,
|
||
},
|
||
"content": [
|
||
{
|
||
"component": "VAlert",
|
||
"props": {
|
||
"type": "info",
|
||
"variant": "tonal",
|
||
"text": "监控目录如有多个需换行，源目录和硬链接目录都需要添加到监控目录中；如需实现删除硬链接时不删除源文件，可把源文件目录配置到不删除目录中。",
|
||
},
|
||
}
|
||
],
|
||
},
|
||
],
|
||
},
|
||
],
|
||
}
|
||
], {
|
||
"enabled": False,
|
||
"notify": False,
|
||
"monitor_dirs": "",
|
||
"exclude_keywords": "",
|
||
}
|
||
|
||
def get_page(self) -> List[dict]:
|
||
pass
|
||
|
||
def stop_service(self):
|
||
"""
|
||
退出插件
|
||
"""
|
||
if self._observer:
|
||
for observer in self._observer:
|
||
try:
|
||
observer.stop()
|
||
observer.join()
|
||
except Exception as e:
|
||
print(str(e))
|
||
logger.error(f"停止目录监控失败：{str(e)}")
|
||
self._observer = []
|
||
|
||
def __is_excluded(self, file_path: Path) -> bool:
|
||
"""
|
||
是否排除目录
|
||
"""
|
||
for exclude_dir in self.exclude_dirs.split("\n"):
|
||
if exclude_dir and exclude_dir in str(file_path):
|
||
return True
|
||
return False
|
||
|
||
def is_known_directory(self, event_path: str) -> bool:
|
||
"""
|
||
判断删除事件路径是否为已知目录。
|
||
:param event_path: 事件路径
|
||
"""
|
||
return str(Path(event_path)) in self.dir_state_set
|
||
|
||
@staticmethod
|
||
def scrape_files_left(path):
|
||
"""
|
||
检查path目录是否只包含刮削文件
|
||
"""
|
||
# 检查path下是否有目录
|
||
for dir_path in os.listdir(path):
|
||
if os.path.isdir(os.path.join(path, dir_path)):
|
||
return False
|
||
|
||
# 检查path下是否有非刮削文件
|
||
for file in path.iterdir():
|
||
if not file.suffix.lower() in [
|
||
".jpg",
|
||
".nfo",
|
||
]:
|
||
return False
|
||
return True
|
||
|
||
def delete_scrap_infos(self, path):
|
||
"""
|
||
清理path相关的刮削文件
|
||
"""
|
||
if not self._delete_scrap_infos:
|
||
return
|
||
# 文件所在目录已被删除则退出
|
||
if not os.path.exists(path.parent):
|
||
return
|
||
try:
|
||
if not path.suffix.lower() in [
|
||
".jpg",
|
||
".nfo",
|
||
]:
|
||
# 清理与path相关的刮削文件
|
||
name_prefix = path.stem
|
||
for file in path.parent.iterdir():
|
||
if file.name.startswith(name_prefix):
|
||
file.unlink()
|
||
logger.info(f"删除刮削文件：{file}")
|
||
except Exception as e:
|
||
logger.error(f"清理刮削文件发生错误：{str(e)}.")
|
||
# 清理空目录
|
||
self.delete_empty_folders(path)
|
||
|
||
def delete_history(self, path):
|
||
"""
|
||
清理path相关的历史记录
|
||
"""
|
||
if not self._delete_history:
|
||
return
|
||
# 查找历史记录
|
||
_transferhistory = TransferHistoryOper()
|
||
transfer_history = _transferhistory.get_by_src(path)
|
||
if transfer_history:
|
||
# 删除历史记录
|
||
_transferhistory.delete(transfer_history.id)
|
||
logger.info(f"删除历史记录：{transfer_history.id}")
|
||
|
||
def delete_empty_folders(self, path):
|
||
"""
|
||
从指定路径开始，逐级向上层目录检测并删除空目录，直到遇到非空目录或到达指定监控目录为止
|
||
"""
|
||
# logger.info(f"清理空目录: {path}")
|
||
while True:
|
||
parent_path = path.parent
|
||
if self.__is_excluded(parent_path):
|
||
break
|
||
# parent_path如已被删除则退出检查
|
||
if not os.path.exists(parent_path):
|
||
break
|
||
# 如果当前路径等于监控目录之一，停止向上检查
|
||
if parent_path in self.monitor_dirs.split("\n"):
|
||
break
|
||
|
||
# 若目录下只剩刮削文件，则清空文件夹
|
||
try:
|
||
if self.scrape_files_left(parent_path):
|
||
# 清除目录下所有文件
|
||
for file in parent_path.iterdir():
|
||
file.unlink()
|
||
logger.info(f"删除刮削文件：{file}")
|
||
except Exception as e:
|
||
logger.error(f"清理刮削文件发生错误：{str(e)}.")
|
||
|
||
try:
|
||
if not os.listdir(parent_path):
|
||
os.rmdir(parent_path)
|
||
logger.info(f"清理空目录：{parent_path}")
|
||
if self._notify:
|
||
self.post_message(
|
||
mtype=NotificationType.SiteMessage,
|
||
title=f"【清理硬链接】",
|
||
text=f"清理空文件夹：[{parent_path}]\n",
|
||
)
|
||
else:
|
||
break
|
||
except Exception as e:
|
||
logger.error(f"清理空目录发生错误：{str(e)}")
|
||
|
||
# 更新路径为父目录，准备下一轮检查
|
||
path = parent_path
|
||
|
||
def handle_deleted(self, file_path: Path):
|
||
"""
|
||
处理删除事件
|
||
"""
|
||
# 删除的文件对应的监控信息
|
||
with state_lock:
|
||
# 清理刮削文件
|
||
self.delete_scrap_infos(file_path)
|
||
if self._delete_torrents:
|
||
# 发送事件
|
||
eventmanager.send_event(
|
||
EventType.DownloadFileDeleted, {"src": str(file_path)}
|
||
)
|
||
# 删除历史记录
|
||
self.delete_history(str(file_path))
|
||
# 删除的文件inode
|
||
deleted_inode = self.state_set.get(str(file_path))
|
||
if not deleted_inode:
|
||
logger.info(f"文件 {file_path} 未在监控列表中，不处理")
|
||
return
|
||
else:
|
||
self.state_set.pop(str(file_path))
|
||
try:
|
||
# 在current_set中查找与deleted_inode有相同inode的文件并删除
|
||
for path, inode in self.state_set.copy().items():
|
||
if inode == deleted_inode:
|
||
file = Path(path)
|
||
if self.__is_excluded(file):
|
||
logger.info(f"文件 {file} 在不删除目录中，不处理")
|
||
continue
|
||
# 删除硬链接文件
|
||
logger.info(f"删除硬链接文件：{path}， inode: {inode}")
|
||
file.unlink()
|
||
# 清理刮削文件
|
||
self.delete_scrap_infos(file_path)
|
||
if self._delete_torrents:
|
||
# 发送事件
|
||
eventmanager.send_event(
|
||
EventType.DownloadFileDeleted, {"src": str(file_path)}
|
||
)
|
||
# 删除历史记录
|
||
self.delete_history(str(file_path))
|
||
if self._notify:
|
||
self.post_message(
|
||
mtype=NotificationType.SiteMessage,
|
||
title=f"【清理硬链接】",
|
||
text=f"监控到删除源文件：[{file_path}]\n"
|
||
f"同步删除硬链接文件：[{path}]",
|
||
)
|
||
except Exception as e:
|
||
logger.error(
|
||
"删除硬链接文件发生错误：%s - %s" % (str(e), traceback.format_exc())
|
||
)
|