import asyncio import re from typing import Any, Optional, Dict, Union, List from app.agent import agent_manager from app.chain import ChainBase from app.chain.download import DownloadChain from app.chain.media import MediaChain from app.chain.search import SearchChain from app.chain.subscribe import SubscribeChain from app.core.config import settings from app.core.context import MediaInfo, Context from app.core.meta import MetaBase from app.db.user_oper import UserOper from app.helper.torrent import TorrentHelper from app.log import logger from app.schemas import Notification, NotExistMediaInfo, CommingMessage from app.schemas.message import ChannelCapabilityManager from app.schemas.types import EventType, MessageChannel, MediaType from app.utils.string import StringUtils # 当前页面 _current_page: int = 0 # 当前元数据 _current_meta: Optional[MetaBase] = None # 当前媒体信息 _current_media: Optional[MediaInfo] = None class MessageChain(ChainBase): """ 外来消息处理链 """ # 缓存的用户数据 {userid: {type: str, items: list}} _cache_file = "__user_messages__" # 每页数据量 _page_size: int = 8 @staticmethod def __get_noexits_info( _meta: MetaBase, _mediainfo: MediaInfo) -> Dict[Union[int, str], Dict[int, NotExistMediaInfo]]: """ 获取缺失的媒体信息 """ if _mediainfo.type == MediaType.TV: if not _mediainfo.seasons: # 补充媒体信息 _mediainfo = MediaChain().recognize_media(mtype=_mediainfo.type, tmdbid=_mediainfo.tmdb_id, doubanid=_mediainfo.douban_id, cache=False) if not _mediainfo: logger.warn(f"{_mediainfo.tmdb_id or _mediainfo.douban_id} 媒体信息识别失败！") return {} if not _mediainfo.seasons: logger.warn(f"媒体信息中没有季集信息，" f"标题：{_mediainfo.title}，" f"tmdbid：{_mediainfo.tmdb_id}，doubanid：{_mediainfo.douban_id}") return {} # KEY _mediakey = _mediainfo.tmdb_id or _mediainfo.douban_id _no_exists = { _mediakey: {} } if _meta.begin_season: # 指定季 episodes = _mediainfo.seasons.get(_meta.begin_season) if not episodes: return {} _no_exists[_mediakey][_meta.begin_season] = NotExistMediaInfo( season=_meta.begin_season, episodes=[], total_episode=len(episodes), start_episode=episodes[0] ) else: # 所有季 for sea, eps in _mediainfo.seasons.items(): if not eps: continue _no_exists[_mediakey][sea] = NotExistMediaInfo( season=sea, episodes=[], total_episode=len(eps), start_episode=eps[0] ) else: _no_exists = {} return _no_exists def process(self, body: Any, form: Any, args: Any) -> None: """ 调用模块识别消息内容 """ # 消息来源 source = args.get("source") # 获取消息内容 info = self.message_parser(source=source, body=body, form=form, args=args) if not info: return # 更新消息来源 source = info.source # 渠道 channel = info.channel # 用户ID userid = info.userid # 用户名 username = info.username or userid if userid is None or userid == '': logger.debug(f'未识别到用户ID：{body}{form}{args}') return # 消息内容 text = str(info.text).strip() if info.text else None if not text: logger.debug(f'未识别到消息内容：：{body}{form}{args}') return # 获取原消息ID信息 original_message_id = info.message_id original_chat_id = info.chat_id # 处理消息 self.handle_message(channel=channel, source=source, userid=userid, username=username, text=text, original_message_id=original_message_id, original_chat_id=original_chat_id) def handle_message(self, channel: MessageChannel, source: str, userid: Union[str, int], username: str, text: str, original_message_id: Optional[Union[str, int]] = None, original_chat_id: Optional[str] = None) -> None: """ 识别消息内容，执行操作 """ # 申明全局变量 global _current_page, _current_meta, _current_media # 处理消息 logger.info(f'收到用户消息内容，用户：{userid}，内容：{text}') # 加载缓存 user_cache: Dict[str, dict] = self.load_cache(self._cache_file) or {} try: # 保存消息 if not text.startswith('CALLBACK:'): self.messagehelper.put( CommingMessage( userid=userid, username=username, channel=channel, source=source, text=text ), role="user") self.messageoper.add( channel=channel, source=source, userid=username or userid, text=text, action=0 ) # 处理消息 if text.startswith('CALLBACK:'): # 处理按钮回调（适配支持回调的渠道） if ChannelCapabilityManager.supports_callbacks(channel): self._handle_callback(text=text, channel=channel, source=source, userid=userid, username=username, original_message_id=original_message_id, original_chat_id=original_chat_id) else: logger.warning(f"渠道 {channel.value} 不支持回调，但收到了回调消息：{text}") elif text.startswith('/ai') or text.startswith('/AI'): # AI智能体处理 self._handle_ai_message(text=text, channel=channel, source=source, userid=userid, username=username) elif text.startswith('/'): # 执行命令 self.eventmanager.send_event( EventType.CommandExcute, { "cmd": text, "user": userid, "channel": channel, "source": source } ) elif text.isdigit(): # 用户选择了具体的条目 # 缓存 cache_data: dict = user_cache.get(userid).copy() # 选择项目 if not cache_data \ or not cache_data.get('items') \ or len(cache_data.get('items')) < int(text): # 发送消息 self.post_message(Notification(channel=channel, source=source, title="输入有误！", userid=userid)) return try: # 选择的序号 _choice = int(text) + _current_page * self._page_size - 1 # 缓存类型 cache_type: str = cache_data.get('type') # 缓存列表 cache_list: list = cache_data.get('items').copy() # 选择 try: if cache_type in ["Search", "ReSearch"]: # 当前媒体信息 mediainfo: MediaInfo = cache_list[_choice] _current_media = mediainfo # 查询缺失的媒体信息 exist_flag, no_exists = DownloadChain().get_no_exists_info(meta=_current_meta, mediainfo=_current_media) if exist_flag and cache_type == "Search": # 媒体库中已存在 self.post_message( Notification(channel=channel, source=source, title=f"【{_current_media.title_year}" f"{_current_meta.sea} 媒体库中已存在，如需重新下载请发送：搜索 名称 或 下载 名称】", userid=userid)) return elif exist_flag: # 没有缺失，但要全量重新搜索和下载 no_exists = self.__get_noexits_info(_current_meta, _current_media) # 发送缺失的媒体信息 messages = [] if no_exists and cache_type == "Search": # 发送缺失消息 mediakey = mediainfo.tmdb_id or mediainfo.douban_id messages = [ f"第 {sea} 季缺失 {StringUtils.str_series(no_exist.episodes) if no_exist.episodes else no_exist.total_episode} 集" for sea, no_exist in no_exists.get(mediakey).items()] elif no_exists: # 发送总集数的消息 mediakey = mediainfo.tmdb_id or mediainfo.douban_id messages = [ f"第 {sea} 季总 {no_exist.total_episode} 集" for sea, no_exist in no_exists.get(mediakey).items()] if messages: self.post_message(Notification(channel=channel, source=source, title=f"{mediainfo.title_year}：\n" + "\n".join(messages), userid=userid)) # 搜索种子，过滤掉不需要的剧集，以便选择 logger.info(f"开始搜索 {mediainfo.title_year} ...") self.post_message( Notification(channel=channel, source=source, title=f"开始搜索 {mediainfo.type.value} {mediainfo.title_year} ...", userid=userid)) # 开始搜索 contexts = SearchChain().process(mediainfo=mediainfo, no_exists=no_exists) if not contexts: # 没有数据 self.post_message(Notification( channel=channel, source=source, title=f"{mediainfo.title}" f"{_current_meta.sea} 未搜索到需要的资源！", userid=userid)) return # 搜索结果排序 contexts = TorrentHelper().sort_torrents(contexts) try: # 判断是否设置自动下载 auto_download_user = settings.AUTO_DOWNLOAD_USER # 匹配到自动下载用户 if auto_download_user \ and (auto_download_user == "all" or any(userid == user for user in auto_download_user.split(","))): logger.info(f"用户 {userid} 在自动下载用户中，开始自动择优下载 ...") # 自动选择下载 self.__auto_download(channel=channel, source=source, cache_list=contexts, userid=userid, username=username, no_exists=no_exists) else: # 更新缓存 user_cache[userid] = { "type": "Torrent", "items": contexts } _current_page = 0 # 保存缓存 self.save_cache(user_cache, self._cache_file) # 删除原消息 if (original_message_id and original_chat_id and ChannelCapabilityManager.supports_deletion(channel)): self.delete_message( channel=channel, source=source, message_id=original_message_id, chat_id=original_chat_id ) # 发送种子数据 logger.info(f"搜索到 {len(contexts)} 条数据，开始发送选择消息 ...") self.__post_torrents_message(channel=channel, source=source, title=mediainfo.title, items=contexts[:self._page_size], userid=userid, total=len(contexts)) finally: contexts.clear() del contexts elif cache_type in ["Subscribe", "ReSubscribe"]: # 订阅或洗版媒体 mediainfo: MediaInfo = cache_list[_choice] # 洗版标识 best_version = False # 查询缺失的媒体信息 if cache_type == "Subscribe": exist_flag, _ = DownloadChain().get_no_exists_info(meta=_current_meta, mediainfo=mediainfo) if exist_flag: self.post_message(Notification( channel=channel, source=source, title=f"【{mediainfo.title_year}" f"{_current_meta.sea} 媒体库中已存在，如需洗版请发送：洗版 XXX】", userid=userid)) return else: best_version = True # 转换用户名 mp_name = UserOper().get_name(**{f"{channel.name.lower()}_userid": userid}) if channel else None # 添加订阅，状态为N SubscribeChain().add(title=mediainfo.title, year=mediainfo.year, mtype=mediainfo.type, tmdbid=mediainfo.tmdb_id, season=_current_meta.begin_season, channel=channel, source=source, userid=userid, username=mp_name or username, best_version=best_version) elif cache_type == "Torrent": if int(text) == 0: # 自动选择下载，强制下载模式 self.__auto_download(channel=channel, source=source, cache_list=cache_list, userid=userid, username=username) else: # 下载种子 context: Context = cache_list[_choice] # 下载 DownloadChain().download_single(context, channel=channel, source=source, userid=userid, username=username) finally: cache_list.clear() del cache_list finally: cache_data.clear() del cache_data elif text.lower() == "p": # 上一页 cache_data: dict = user_cache.get(userid).copy() if not cache_data: # 没有缓存 self.post_message(Notification( channel=channel, source=source, title="输入有误！", userid=userid)) return try: if _current_page == 0: # 第一页 self.post_message(Notification( channel=channel, source=source, title="已经是第一页了！", userid=userid)) return # 减一页 _current_page -= 1 cache_type: str = cache_data.get('type') # 产生副本，避免修改原值 cache_list: list = cache_data.get('items').copy() try: if _current_page == 0: start = 0 end = self._page_size else: start = _current_page * self._page_size end = start + self._page_size if cache_type == "Torrent": # 发送种子数据 self.__post_torrents_message(channel=channel, source=source, title=_current_media.title, items=cache_list[start:end], userid=userid, total=len(cache_list), original_message_id=original_message_id, original_chat_id=original_chat_id) else: # 发送媒体数据 self.__post_medias_message(channel=channel, source=source, title=_current_meta.name, items=cache_list[start:end], userid=userid, total=len(cache_list), original_message_id=original_message_id, original_chat_id=original_chat_id) finally: cache_list.clear() del cache_list finally: cache_data.clear() del cache_data elif text.lower() == "n": # 下一页 cache_data: dict = user_cache.get(userid).copy() if not cache_data: # 没有缓存 self.post_message(Notification( channel=channel, source=source, title="输入有误！", userid=userid)) return try: cache_type: str = cache_data.get('type') # 产生副本，避免修改原值 cache_list: list = cache_data.get('items').copy() total = len(cache_list) # 加一页 cache_list = cache_list[(_current_page + 1) * self._page_size:(_current_page + 2) * self._page_size] if not cache_list: # 没有数据 self.post_message(Notification( channel=channel, source=source, title="已经是最后一页了！", userid=userid)) return else: try: # 加一页 _current_page += 1 if cache_type == "Torrent": # 发送种子数据 self.__post_torrents_message(channel=channel, source=source, title=_current_media.title, items=cache_list, userid=userid, total=total, original_message_id=original_message_id, original_chat_id=original_chat_id) else: # 发送媒体数据 self.__post_medias_message(channel=channel, source=source, title=_current_meta.name, items=cache_list, userid=userid, total=total, original_message_id=original_message_id, original_chat_id=original_chat_id) finally: cache_list.clear() del cache_list finally: cache_data.clear() del cache_data else: # 搜索或订阅 if text.startswith("订阅"): # 订阅 content = re.sub(r"订阅[:：\s]*", "", text) action = "Subscribe" elif text.startswith("洗版"): # 洗版 content = re.sub(r"洗版[:：\s]*", "", text) action = "ReSubscribe" elif text.startswith("搜索") or text.startswith("下载"): # 重新搜索/下载 content = re.sub(r"(搜索|下载)[:：\s]*", "", text) action = "ReSearch" elif text.startswith("#") \ or re.search(r"^请[问帮你]", text) \ or re.search(r"[?？]$", text) \ or StringUtils.count_words(text) > 10 \ or text.find("继续") != -1: # 聊天 content = text action = "Chat" elif StringUtils.is_link(text): # 链接 content = text action = "Link" else: # 搜索 content = text action = "Search" if action in ["Search", "ReSearch", "Subscribe", "ReSubscribe"]: # 搜索 meta, medias = MediaChain().search(content) # 识别 if not meta.name: self.post_message(Notification( channel=channel, source=source, title="无法识别输入内容！", userid=userid)) return # 开始搜索 if not medias: self.post_message(Notification( channel=channel, source=source, title=f"{meta.name} 没有找到对应的媒体信息！", userid=userid)) return logger.info(f"搜索到 {len(medias)} 条相关媒体信息") try: # 记录当前状态 _current_meta = meta # 保存缓存 user_cache[userid] = { 'type': action, 'items': medias } self.save_cache(user_cache, self._cache_file) _current_page = 0 _current_media = None # 发送媒体列表 self.__post_medias_message(channel=channel, source=source, title=meta.name, items=medias[:self._page_size], userid=userid, total=len(medias)) finally: medias.clear() del medias else: # 广播事件 self.eventmanager.send_event( EventType.UserMessage, { "text": content, "userid": userid, "channel": channel, "source": source } ) finally: user_cache.clear() del user_cache def _handle_callback(self, text: str, channel: MessageChannel, source: str, userid: Union[str, int], username: str, original_message_id: Optional[Union[str, int]] = None, original_chat_id: Optional[str] = None) -> None: """ 处理按钮回调 """ global _current_media # 提取回调数据 callback_data = text[9:] # 去掉 "CALLBACK:" 前缀 logger.info(f"处理按钮回调：{callback_data}") # 插件消息的事件回调 [PLUGIN]插件ID|内容 if callback_data.startswith('[PLUGIN]'): # 提取插件ID和内容 plugin_id, content = callback_data.split("|", 1) # 广播给插件处理 self.eventmanager.send_event( EventType.MessageAction, { "plugin_id": plugin_id.replace("[PLUGIN]", ""), "text": content, "userid": userid, "channel": channel, "source": source, "original_message_id": original_message_id, "original_chat_id": original_chat_id } ) return # 解析系统回调数据 try: page_text = callback_data.split("_", 1)[1] self.handle_message(channel=channel, source=source, userid=userid, username=username, text=page_text, original_message_id=original_message_id, original_chat_id=original_chat_id) except IndexError: logger.error(f"回调数据格式错误：{callback_data}") self.post_message(Notification( channel=channel, source=source, userid=userid, username=username, title="回调数据格式错误，请检查！" )) def __auto_download(self, channel: MessageChannel, source: str, cache_list: list[Context], userid: Union[str, int], username: str, no_exists: Optional[Dict[Union[int, str], Dict[int, NotExistMediaInfo]]] = None): """ 自动择优下载 """ downloadchain = DownloadChain() if no_exists is None: # 查询缺失的媒体信息 exist_flag, no_exists = downloadchain.get_no_exists_info( meta=_current_meta, mediainfo=_current_media ) if exist_flag: # 媒体库中已存在，查询全量 no_exists = self.__get_noexits_info(_current_meta, _current_media) # 批量下载 downloads, lefts = downloadchain.batch_download(contexts=cache_list, no_exists=no_exists, channel=channel, source=source, userid=userid, username=username) if downloads and not lefts: # 全部下载完成 logger.info(f'{_current_media.title_year} 下载完成') else: # 未完成下载 logger.info(f'{_current_media.title_year} 未下载未完整，添加订阅 ...') if downloads and _current_media.type == MediaType.TV: # 获取已下载剧集 downloaded = [download.meta_info.begin_episode for download in downloads if download.meta_info.begin_episode] note = downloaded else: note = None # 转换用户名 mp_name = UserOper().get_name(**{f"{channel.name.lower()}_userid": userid}) if channel else None # 添加订阅，状态为R SubscribeChain().add(title=_current_media.title, year=_current_media.year, mtype=_current_media.type, tmdbid=_current_media.tmdb_id, season=_current_meta.begin_season, channel=channel, source=source, userid=userid, username=mp_name or username, state="R", note=note) def __post_medias_message(self, channel: MessageChannel, source: str, title: str, items: list, userid: str, total: int, original_message_id: Optional[Union[str, int]] = None, original_chat_id: Optional[str] = None): """ 发送媒体列表消息 """ # 检查渠道是否支持按钮 supports_buttons = ChannelCapabilityManager.supports_buttons(channel) if supports_buttons: # 支持按钮的渠道 if total > self._page_size: title = f"【{title}】共找到{total}条相关信息，请选择操作" else: title = f"【{title}】共找到{total}条相关信息，请选择操作" buttons = self._create_media_buttons(channel=channel, items=items, total=total) else: # 不支持按钮的渠道，使用文本提示 if total > self._page_size: title = f"【{title}】共找到{total}条相关信息，请回复对应数字选择（p: 上一页 n: 下一页）" else: title = f"【{title}】共找到{total}条相关信息，请回复对应数字选择" buttons = None notification = Notification( channel=channel, source=source, title=title, userid=userid, buttons=buttons, original_message_id=original_message_id, original_chat_id=original_chat_id ) self.post_medias_message(notification, medias=items) def _create_media_buttons(self, channel: MessageChannel, items: list, total: int) -> List[List[Dict]]: """ 创建媒体选择按钮 """ global _current_page buttons = [] max_text_length = ChannelCapabilityManager.get_max_button_text_length(channel) max_per_row = ChannelCapabilityManager.get_max_buttons_per_row(channel) # 为每个媒体项创建选择按钮 current_row = [] for i in range(len(items)): media = items[i] if max_per_row == 1: # 每行一个按钮，使用完整文本 button_text = f"{i + 1}. {media.title_year}" if len(button_text) > max_text_length: button_text = button_text[:max_text_length - 3] + "..." buttons.append([{ "text": button_text, "callback_data": f"select_{i + 1}" }]) else: # 多按钮一行的情况，使用简化文本 button_text = f"{i + 1}" current_row.append({ "text": button_text, "callback_data": f"select_{i + 1}" }) # 如果当前行已满或者是最后一个按钮，添加到按钮列表 if len(current_row) == max_per_row or i == len(items) - 1: buttons.append(current_row) current_row = [] # 添加翻页按钮 if total > self._page_size: page_buttons = [] if _current_page > 0: page_buttons.append({"text": "⬅️ 上一页", "callback_data": "page_p"}) if (_current_page + 1) * self._page_size < total: page_buttons.append({"text": "下一页 ➡️", "callback_data": "page_n"}) if page_buttons: buttons.append(page_buttons) return buttons def __post_torrents_message(self, channel: MessageChannel, source: str, title: str, items: list, userid: str, total: int, original_message_id: Optional[Union[str, int]] = None, original_chat_id: Optional[str] = None): """ 发送种子列表消息 """ # 检查渠道是否支持按钮 supports_buttons = ChannelCapabilityManager.supports_buttons(channel) if supports_buttons: # 支持按钮的渠道 if total > self._page_size: title = f"【{title}】共找到{total}条相关资源，请选择下载" else: title = f"【{title}】共找到{total}条相关资源，请选择下载" buttons = self._create_torrent_buttons(channel=channel, items=items, total=total) else: # 不支持按钮的渠道，使用文本提示 if total > self._page_size: title = f"【{title}】共找到{total}条相关资源，请回复对应数字下载（0: 自动选择 p: 上一页 n: 下一页）" else: title = f"【{title}】共找到{total}条相关资源，请回复对应数字下载（0: 自动选择）" buttons = None notification = Notification( channel=channel, source=source, title=title, userid=userid, link=settings.MP_DOMAIN('#/resource'), buttons=buttons, original_message_id=original_message_id, original_chat_id=original_chat_id ) self.post_torrents_message(notification, torrents=items) def _create_torrent_buttons(self, channel: MessageChannel, items: list, total: int) -> List[List[Dict]]: """ 创建种子下载按钮 """ global _current_page buttons = [] max_text_length = ChannelCapabilityManager.get_max_button_text_length(channel) max_per_row = ChannelCapabilityManager.get_max_buttons_per_row(channel) # 自动选择按钮 buttons.append([{"text": "🤖 自动选择下载", "callback_data": "download_0"}]) # 为每个种子项创建下载按钮 current_row = [] for i in range(len(items)): context = items[i] torrent = context.torrent_info if max_per_row == 1: # 每行一个按钮，使用完整文本 button_text = f"{i + 1}. {torrent.site_name} - {torrent.seeders}↑" if len(button_text) > max_text_length: button_text = button_text[:max_text_length - 3] + "..." buttons.append([{ "text": button_text, "callback_data": f"download_{i + 1}" }]) else: # 多按钮一行的情况，使用简化文本 button_text = f"{i + 1}" current_row.append({ "text": button_text, "callback_data": f"download_{i + 1}" }) # 如果当前行已满或者是最后一个按钮，添加到按钮列表 if len(current_row) == max_per_row or i == len(items) - 1: buttons.append(current_row) current_row = [] # 添加翻页按钮 if total > self._page_size: page_buttons = [] if _current_page > 0: page_buttons.append({"text": "⬅️ 上一页", "callback_data": "page_p"}) if (_current_page + 1) * self._page_size < total: page_buttons.append({"text": "下一页 ➡️", "callback_data": "page_n"}) if page_buttons: buttons.append(page_buttons) return buttons def _handle_ai_message(self, text: str, channel: MessageChannel, source: str, userid: Union[str, int], username: str) -> None: """ 处理AI智能体消息 """ try: # 检查AI智能体是否启用 if not settings.AI_AGENT_ENABLE: self.post_message(Notification( channel=channel, source=source, userid=userid, username=username, title="MoviePilot智能助手未启用，请在系统设置中启用" )) return # 检查LLM配置 if not settings.LLM_API_KEY: self.post_message(Notification( channel=channel, source=source, userid=userid, username=username, title="MoviePilot智能助未配置，请在系统设置中配置" )) return # 提取用户消息 user_message = text[3:].strip() # 移除 "/ai" 前缀 if not user_message: self.post_message(Notification( channel=channel, source=source, userid=userid, username=username, title="请输入您的问题或需求" )) return # 发送处理中消息 self.post_message(Notification( channel=channel, source=source, userid=userid, username=username, title="MoviePilot助手已收到您的请求，请稍候..." )) # 生成会话ID session_id = f"user_{userid}_{hash(user_message) % 10000}" # 在事件循环中处理 try: loop = asyncio.get_event_loop() loop.run_until_complete( agent_manager.process_message( session_id=session_id, user_id=str(userid), message=user_message, channel=channel.value if channel else None, source=source, username=username ) ) except RuntimeError: # 如果没有事件循环，创建新的 asyncio.run( agent_manager.process_message( session_id=session_id, user_id=str(userid), message=user_message, channel=channel.value if channel else None, source=source, username=username ) ) except Exception as e: logger.error(f"处理AI智能体消息失败: {e}") self.messagehelper.put(f"AI智能体处理失败: {str(e)}", role="system", title="MoviePilot助手")