824 lines
35 KiB
Python
824 lines
35 KiB
Python
import asyncio
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import time
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import html
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from datetime import datetime, timedelta
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import xml.etree.ElementTree as ET
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import concurrent.futures # 添加线程池支持
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import os
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import base64
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import imghdr
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import aiohttp
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import re
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from threading import Lock
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from typing import Dict, Optional
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from db.connection import DBConnectionManager
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from db.contacts_db import ContactsDBOperator
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from db.emoji_asset_db import EmojiAssetDB
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from db.levels_db import LevelsDBOperator
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from db.message_storage import MessageStorageDB
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# 导入积分系统
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from db.points_db import PointsDBOperator, PointSource
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from utils.robot_cmd.robot_command import Feature, GroupBotManager, PermissionStatus
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from utils.wechat.contact_manager import ContactManager
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from utils.wechat.emoji_semantic_parser import safe_text
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from wechat_ipad import WechatAPIClient
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from wechat_ipad.models.message import WxMessage, MessageType
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from loguru import logger
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logging = logger
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class MessageStorage:
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def __init__(self, client: WechatAPIClient = None):
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# 获取数据库连接管理器的单例
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self.db_manager = DBConnectionManager.get_instance()
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self.message_db = MessageStorageDB(self.db_manager)
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self.contacts_db = ContactsDBOperator(self.db_manager)
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self.emoji_asset_db = EmojiAssetDB(self.db_manager)
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self.points_db = PointsDBOperator(self.db_manager)
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# 初始化本地缓存字典，使用 group_id 作为键
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self.local_membercounts = {}
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self.local_members = {}
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# 创建线程池，用于异步存储消息
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self.executor = concurrent.futures.ThreadPoolExecutor(max_workers=5)
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# 用于跟踪异步任务的列表
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self.pending_tasks = []
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# 保存WCF实例，用于图片处理
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self.client = client
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# 图片处理相关初始化
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self.image_executor = concurrent.futures.ThreadPoolExecutor(max_workers=8) # 专用于图片处理的线程池
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self.image_tasks = []
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# 图片任务在途控制
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self._image_task_inflight = 0
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self._image_task_lock = Lock()
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self.MAX_IMAGE_TASKS = 50 # 可调，20~100 之间
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# 事件循环（只创建一次，替代 asyncio.run）
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self._image_loop = asyncio.new_event_loop()
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# 正则（替代 XML 解析）
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attr = r'\s*=\s*["\'](.*?)["\']'
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self._aeskey_re = re.compile(rf'aeskey{attr}')
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self._cdn_re = re.compile(rf'cdnthumburl{attr}')
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self._cdn_mid_re = re.compile(rf'cdnmidimgurl{attr}')
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self._cdn_big_re = re.compile(rf'cdnbigimgurl{attr}')
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self._emoji_cdn_re = re.compile(rf'cdnurl{attr}')
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self._emoji_encrypt_re = re.compile(rf'encrypturl{attr}')
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self._emoji_extern_re = re.compile(rf'externurl{attr}')
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self._md5_re = re.compile(rf'md5{attr}')
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# 修改为项目根目录下的 static/images
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self.image_dir = os.path.join(os.path.dirname(os.path.dirname(os.path.dirname(__file__))), "static", "images")
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# 确保图片存储目录存在
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if not os.path.exists(self.image_dir):
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os.makedirs(self.image_dir, exist_ok=True)
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logger.debug(f"图片存储目录: {self.image_dir}")
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def _extract_media_info(self, xml_content: str, message_type: str) -> Dict[str, str]:
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md5_match = self._md5_re.search(xml_content or "")
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aeskey_match = self._aeskey_re.search(xml_content or "")
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urls = []
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if str(message_type) == str(MessageType.IMAGE.value):
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for pattern in (self._cdn_mid_re, self._cdn_big_re, self._cdn_re):
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match = pattern.search(xml_content or "")
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if match:
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urls.append(html.unescape(match.group(1)))
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else:
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for pattern in (self._emoji_cdn_re, self._emoji_encrypt_re, self._emoji_extern_re):
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match = pattern.search(xml_content or "")
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if match:
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urls.append(html.unescape(match.group(1)))
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return {
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"md5": md5_match.group(1) if md5_match else "",
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"aeskey": aeskey_match.group(1) if aeskey_match else "",
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"primary_url": urls[0] if urls else "",
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"all_urls": urls
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}
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def _detect_image_extension(self, data: bytes) -> str:
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kind = imghdr.what(None, h=data)
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if kind == "jpeg":
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return "jpg"
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if kind:
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return kind
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if data.startswith(b"RIFF") and b"WEBP" in data[:16]:
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return "webp"
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return "bin"
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async def _download_direct_binary(self, url: str) -> bytes:
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headers = {
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"User-Agent": "Mozilla/5.0",
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"Referer": "http://weixin.qq.com/"
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}
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async with aiohttp.ClientSession(headers=headers) as session:
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async with session.get(url, timeout=aiohttp.ClientTimeout(total=30)) as response:
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response.raise_for_status()
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return await response.read()
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async def _download_media_bytes(self, message_type: str, media_info: Dict[str, str]) -> bytes:
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message_type = str(message_type)
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primary_url = media_info.get("primary_url", "")
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aeskey = media_info.get("aeskey", "")
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if message_type == str(MessageType.IMAGE.value) and self.client and aeskey and primary_url:
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try:
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base64_str = await self.client.download_image(aeskey=aeskey, cdnmidimgurl=primary_url)
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if base64_str:
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return base64.b64decode(base64_str)
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except Exception as e:
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logger.warning(f"客户端下载图片失败，准备降级直连: {e}")
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for url in media_info.get("all_urls", []):
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if not url:
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continue
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try:
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data = await self._download_direct_binary(url)
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if data:
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return data
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except Exception as e:
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logger.warning(f"直连下载媒体失败 url={url[:80]}... err={e}")
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raise RuntimeError("未能下载媒体内容")
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def process_message(self, message: WxMessage):
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# 示例message字符串
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current_date = datetime.now().strftime('%Y-%m-%d')
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# 生成Redis key
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key = f"{message.roomid}:{message.sender}:{current_date}:count"
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# 获取 Redis 连接
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redis_conn = self.db_manager.get_redis_connection()
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# 使用Redis哈希（或字符串）增加发言次数
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redis_conn.hincrby(key, 'count', 1) # 这里使用哈希，但也可以考虑用字符串的INCR操作
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# 设置时效为48小时
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redis_conn.expire(key, 86400 * 2)
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# 或者使用字符串：r.incr(key) # 如果只存储一个整数值，字符串类型可能更简单
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def archive_message(self, msg: WxMessage):
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"""异步存档消息，防止堵塞主线程"""
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# 提交任务到线程池
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future = self.executor.submit(self._archive_message_task, msg)
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# 可选：添加回调函数处理完成后的操作
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future.add_done_callback(self._archive_callback)
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# 将任务添加到待处理列表
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self.pending_tasks.append(future)
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# 清理已完成的任务
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self._cleanup_completed_tasks()
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def _archive_message_task(self, msg: WxMessage):
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"""实际执行消息存档的任务函数"""
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try:
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# 更新群成员最后活跃时间
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if msg.roomid and msg.roomid.endswith('@chatroom') and msg.sender:
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self.contacts_db.update_chatroom_member_active_time(msg.roomid, msg.sender)
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# 使用 MessageStorageDB 类存档消息
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result = self.message_db.archive_message(msg)
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if result and msg.msg_type in {MessageType.EMOTICON, MessageType.EMOJI}:
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self._sync_emoji_asset_from_wx_message(msg)
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return {
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'success': result,
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'roomid': msg.roomid,
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'sender': msg.sender,
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'content': str(msg.content.clean_content), # 添加消息内容
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'message_id': msg.msg_id # 添加消息ID
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}
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except Exception as e:
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logger.error(f"存档消息出错: {e}")
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return {
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'success': False,
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'roomid': msg.roomid,
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'sender': msg.sender,
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'content': str(msg.content.clean_content), # 添加消息内容
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'message_id': msg.msg_id, # 添加消息ID
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'error': str(e)
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}
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def _sync_emoji_asset_from_wx_message(self, msg: WxMessage):
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"""将表情消息同步到持久化表情资产表。
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说明：
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1. 群里一旦收到表情，先把 md5/len/语义落表，不必等预览图下载完成；
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2. 这样自动回复和后台检索都能尽早看到结构化资产；
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3. 后续定时媒体任务补到 image_path 后，会再次 upsert 同一 md5，把 preview_url 回填完整。
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"""
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attachment_url = safe_text(getattr(msg.content, "xml_content", "") or getattr(msg.content, "clean_content", "")).strip()
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if not attachment_url.startswith("<"):
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return
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self.emoji_asset_db.upsert_asset_from_message_record({
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"attachment_url": attachment_url,
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"image_path": "",
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"message_id": safe_text(msg.msg_id),
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"group_id": safe_text(msg.roomid),
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"sender": safe_text(msg.sender),
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})
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def process_image(self, msg: WxMessage):
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"""图片消息已通过 archive_message 存入数据库，不再实时处理
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改为定时任务批量处理，减少对主流程的影响和数据库锁竞争
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"""
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# 图片消息已经通过 archive_message 存入数据库
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# 定时任务会定期扫描并处理未下载的图片
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logger.debug(f"图片消息已记录，等待定时任务处理: msg_id={msg.msg_id}, roomid={msg.roomid}")
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return True
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async def _process_image_from_db(self, db_record: Dict) -> Dict:
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"""从数据库记录处理图片（用于定时任务，异步版本）
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Args:
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db_record: 数据库记录，包含 message_id, group_id, attachment_url 等
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||
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Returns:
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处理结果字典
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"""
|
||
message_id = db_record.get('message_id')
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group_id = db_record.get('group_id', 'unknown')
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xml_content = db_record.get('attachment_url', '')
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message_type = str(db_record.get('message_type', ''))
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sender = db_record.get('sender', '')
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||
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if not message_id or not xml_content:
|
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return {
|
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'success': False,
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'message_id': message_id,
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'error': "缺少必要参数"
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}
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try:
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media_info = self._extract_media_info(xml_content, message_type)
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if not media_info.get("primary_url"):
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return {
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'success': False,
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'message_id': message_id,
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'error': "XML 中未找到媒体下载参数"
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}
|
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media_md5 = media_info.get("md5", "")
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if media_md5:
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existing = self.message_db.get_media_message_by_md5(media_md5, current_message_id=message_id)
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if existing and existing.get("image_path"):
|
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linked_path = existing.get("image_path")
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success = self.message_db.update_message_image_file_path(message_id, linked_path)
|
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if success and message_type in {str(MessageType.EMOTICON.value), str(MessageType.EMOJI.value)}:
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self.emoji_asset_db.upsert_asset_from_message_record({
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"attachment_url": xml_content,
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"image_path": linked_path,
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"message_id": safe_text(message_id),
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"group_id": safe_text(group_id),
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"sender": safe_text(sender),
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})
|
||
return {
|
||
"success": bool(success),
|
||
"message_id": message_id,
|
||
"roomid": group_id or "unknown",
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"sender": sender,
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"file_path": linked_path,
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"skipped": bool(success),
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"linked": True
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}
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data = await self._download_media_bytes(message_type, media_info)
|
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if not data:
|
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return {
|
||
'success': False,
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||
'message_id': message_id,
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'error': "媒体下载失败：返回为空"
|
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}
|
||
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room_id = group_id or "unknown"
|
||
shared_dir = os.path.join(self.image_dir, "_shared")
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||
os.makedirs(shared_dir, exist_ok=True)
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extension = self._detect_image_extension(data)
|
||
if media_md5:
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||
file_name = f"{media_md5}.{extension}"
|
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else:
|
||
file_name = f"{message_type}_{message_id}.{extension}"
|
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file_path = os.path.join(shared_dir, file_name)
|
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web_path = f"/static/images/_shared/{file_name}"
|
||
|
||
skipped = False
|
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if os.path.isfile(file_path):
|
||
skipped = True
|
||
logger.debug(f"媒体文件已存在，跳过保存: {file_name}")
|
||
else:
|
||
with open(file_path, "wb") as f:
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f.write(data)
|
||
|
||
success = self.message_db.update_message_image_file_path(message_id, web_path)
|
||
if success:
|
||
if message_type in {str(MessageType.EMOTICON.value), str(MessageType.EMOJI.value)}:
|
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self.emoji_asset_db.upsert_asset_from_message_record({
|
||
"attachment_url": xml_content,
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||
"image_path": web_path,
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||
"message_id": safe_text(message_id),
|
||
"group_id": safe_text(group_id),
|
||
"sender": safe_text(sender),
|
||
})
|
||
logger.debug(f"媒体处理成功: message_id={message_id}, path={web_path}")
|
||
else:
|
||
logger.warning(f"媒体路径更新失败: message_id={message_id}")
|
||
return {
|
||
'success': False,
|
||
'message_id': message_id,
|
||
'error': "数据库更新失败"
|
||
}
|
||
|
||
return {
|
||
"success": True,
|
||
"message_id": message_id,
|
||
"roomid": room_id,
|
||
"sender": sender,
|
||
"file_path": web_path,
|
||
"skipped": skipped,
|
||
"linked": False
|
||
}
|
||
|
||
except Exception as e:
|
||
logger.exception(f"处理媒体出错 message_id={message_id}")
|
||
return {
|
||
'success': False,
|
||
'message_id': message_id,
|
||
'error': f"处理出错: {str(e)}"
|
||
}
|
||
|
||
async def process_pending_images(self, minutes_ago: int = 10, batch_size: int = 20):
|
||
"""定时任务：批量处理未下载的图片/表情消息（串行处理，避免锁竞争）
|
||
|
||
Args:
|
||
minutes_ago: 处理最近多少分钟的消息，默认10分钟
|
||
batch_size: 每次处理多少条，默认20条
|
||
"""
|
||
try:
|
||
enabled_groups = [
|
||
group_id
|
||
for group_id in GroupBotManager.local_cache.get("group_list", set())
|
||
if GroupBotManager.get_group_permission(group_id, Feature.MEDIA_DOWNLOAD) == PermissionStatus.ENABLED
|
||
]
|
||
|
||
if not enabled_groups:
|
||
logger.debug("媒体下载功能未在任何群启用，跳过本轮媒体处理")
|
||
return
|
||
|
||
# 查询未处理的图片/表情消息
|
||
pending_messages = self.message_db.get_pending_media_messages(
|
||
minutes_ago,
|
||
batch_size,
|
||
group_ids=enabled_groups
|
||
)
|
||
|
||
if not pending_messages:
|
||
logger.debug(f"未发现待处理的媒体消息（最近{minutes_ago}分钟）")
|
||
return
|
||
|
||
logger.info(f"开始处理 {len(pending_messages)} 条待处理媒体消息")
|
||
success_count = 0
|
||
fail_count = 0
|
||
|
||
# 串行处理，避免并发更新数据库导致锁竞争
|
||
for msg_record in pending_messages:
|
||
result = await self._process_image_from_db(msg_record)
|
||
if result.get('success'):
|
||
success_count += 1
|
||
else:
|
||
fail_count += 1
|
||
error = result.get('error', '未知错误')
|
||
logger.warning(f"媒体处理失败 message_id={result.get('message_id')}: {error}")
|
||
|
||
logger.info(f"媒体处理完成: 成功={success_count}, 失败={fail_count}, 总计={len(pending_messages)}")
|
||
|
||
except Exception as e:
|
||
logger.exception(f"定时处理媒体任务出错: {e}")
|
||
|
||
def _process_image_done(self, future):
|
||
"""任务完成统一回调（极轻量）"""
|
||
try:
|
||
result = future.result()
|
||
self._process_image_callback(result)
|
||
except Exception as e:
|
||
logger.error(f"处理图片回调时出错: {e}")
|
||
finally:
|
||
# ⚠️ 无论成功失败，都必须释放在途计数
|
||
with self._image_task_lock:
|
||
self._image_task_inflight -= 1
|
||
|
||
def _process_image_callback(self, result):
|
||
if result['success']:
|
||
skipped_info = " (复用链接)" if result.get('linked') else (" (已存在)" if result.get('skipped') else "")
|
||
logger.info(
|
||
f"媒体处理成功{skipped_info}: "
|
||
f"{result['roomid']}:{result['sender']}:{result['message_id']}"
|
||
)
|
||
else:
|
||
logger.error(
|
||
f"媒体处理失败: "
|
||
f"{result.get('roomid', '')}:"
|
||
f"{result.get('sender', '')}:"
|
||
f"{result.get('message_id', '')} - "
|
||
f"{result.get('error', '未知错误')}"
|
||
)
|
||
|
||
def _archive_callback(self, future):
|
||
"""处理异步存档任务完成后的回调"""
|
||
try:
|
||
result = future.result()
|
||
if result['success']:
|
||
# 修改日志输出，包含消息内容
|
||
compressed = result['content'].replace('\n', '').replace('\r', '')
|
||
logger.info(f"success: {result['roomid']}:{result['sender']}: {compressed}")
|
||
else:
|
||
error_msg = result.get('error', '未知错误')
|
||
logger.error(f"fail: {result['roomid']}:{result['sender']} - {error_msg}")
|
||
except Exception as e:
|
||
logger.error(f"处理存档回调时出错: {e}")
|
||
|
||
def _cleanup_completed_tasks(self):
|
||
"""清理已完成的任务，防止内存泄漏"""
|
||
# 只有当任务数量超过阈值时才进行清理，减少频繁操作
|
||
if len(self.pending_tasks) > 20:
|
||
# 过滤出已完成的任务
|
||
completed_tasks = [task for task in self.pending_tasks if task.done()]
|
||
# 从待处理列表中移除已完成的任务
|
||
for task in completed_tasks:
|
||
self.pending_tasks.remove(task)
|
||
|
||
# 如果待处理任务过多，记录警告日志
|
||
if len(self.pending_tasks) > 100:
|
||
logger.warning(f"待处理的存档任务数量过多: {len(self.pending_tasks)}")
|
||
|
||
# 只有当图片任务数量超过阈值时才进行清理
|
||
if len(self.image_tasks) > 10:
|
||
# 清理已完成的图片处理任务
|
||
completed_image_tasks = [task for task in self.image_tasks if task.done()]
|
||
for task in completed_image_tasks:
|
||
self.image_tasks.remove(task)
|
||
|
||
# 如果待处理任务过多，记录警告日志
|
||
if len(self.image_tasks) > 50:
|
||
logger.warning(f"待处理的图片处理任务数量过多: {len(self.image_tasks)}")
|
||
|
||
def write_to_db(self):
|
||
"""从Redis读取发言统计数据并写入数据库"""
|
||
# 获取Redis连接
|
||
redis_conn = self.db_manager.get_redis_connection()
|
||
|
||
# 获取当前日期的前一天
|
||
yesterday = (datetime.now() - timedelta(days=1)).strftime('%Y-%m-%d')
|
||
|
||
# 遍历Redis中所有与昨天日期相关的key，并写入数据库
|
||
for key_item in redis_conn.keys(f"*:*:{yesterday}:count"):
|
||
# 检查key是否为字节类型，如果是则解码
|
||
key = key_item.decode('utf-8') if isinstance(key_item, bytes) else key_item
|
||
parts = key.split(':')
|
||
group_id, wx_id, _date = parts[0], parts[1], parts[2] # _date应该是yesterday
|
||
|
||
# 获取计数值
|
||
count_bytes = redis_conn.hget(key, 'count')
|
||
count = int(count_bytes) if isinstance(count_bytes, bytes) else int(count_bytes) if count_bytes else 0
|
||
|
||
# 使用MessageStorageDB插入数据
|
||
try:
|
||
result = self.message_db.insert_speech_count(group_id, wx_id, yesterday, count)
|
||
if result:
|
||
logging.info(f"成功写入发言统计: {group_id}, {wx_id}, {yesterday}, {count}")
|
||
else:
|
||
logging.error(f"写入发言统计失败: {group_id}, {wx_id}, {yesterday}, {count}")
|
||
try:
|
||
levels_db = LevelsDBOperator(self.db_manager)
|
||
delta = int(0.5 * min(count, 10))
|
||
if delta > 0:
|
||
levels_db.add_exp(wx_id, group_id, delta, "speech_count")
|
||
except Exception as e2:
|
||
logging.error(f"写入等级经验失败: {group_id}, {wx_id}, {yesterday}, {count} - {e2}")
|
||
except Exception as e:
|
||
logging.error(f"写入发言统计出错: {e}")
|
||
|
||
async def generate_and_send_ranking(self, groupId, allContacts: dict):
|
||
"""生成并发送群聊发言排名，并根据排名发放积分奖励"""
|
||
try:
|
||
yesterday = (datetime.now() - timedelta(days=1)).strftime('%Y-%m-%d')
|
||
|
||
# 使用数据库操作类获取排名数据
|
||
results = self.message_db.get_speech_ranking(yesterday, groupId, limit=20)
|
||
|
||
if not results:
|
||
logging.info(f"没有找到 {yesterday} 的群聊 {groupId} 发言记录")
|
||
return False, f"📊 {yesterday} 没有发言记录"
|
||
|
||
# 格式化输出字符串，添加emoji和美化格式
|
||
ranking_str = f"🏆 {yesterday} 发言排行榜 🏆\n"
|
||
|
||
con = ContactManager.get_instance()
|
||
# 为不同名次添加不同的奖杯和样式，并发放积分
|
||
for rank, result in enumerate(results, start=1):
|
||
username = result['wx_id']
|
||
speech_count = result['speech_count']
|
||
display_name = con.get_group_name(groupId, username) or username
|
||
# display_name = await self.client.get_chatroom_nickname(username, groupId)
|
||
if isinstance(display_name, str):
|
||
display_name = display_name
|
||
else:
|
||
display_name = ','.join(display_name)
|
||
# 根据排名发放不同数量的积分
|
||
reward_points = 0
|
||
if rank == 1:
|
||
reward_points = 30
|
||
ranking_str += f"🥇🐲 {rank}.{display_name}: {speech_count}次 🔥 +{reward_points}积分\n"
|
||
elif rank == 2:
|
||
reward_points = 20
|
||
ranking_str += f"🥈 {rank}.{display_name}: {speech_count}次 ✨ +{reward_points}积分\n"
|
||
elif rank == 3:
|
||
reward_points = 10
|
||
ranking_str += f"🥉 {rank}.{display_name}: {speech_count}次 👏 +{reward_points}积分\n"
|
||
elif rank <= 10:
|
||
reward_points = 5
|
||
ranking_str += f"🌟 {rank}.{display_name}: {speech_count}次 +{reward_points}积分\n"
|
||
else:
|
||
reward_points = 3
|
||
ranking_str += f"👍 {rank}.{display_name}: {speech_count}次 +{reward_points}积分\n"
|
||
|
||
# 发放积分奖励
|
||
if reward_points > 0:
|
||
success, _ = self.points_db.add_points(
|
||
username,
|
||
groupId,
|
||
reward_points,
|
||
PointSource.OTHER,
|
||
f"{yesterday}发言排行第{rank}名奖励"
|
||
)
|
||
if not success:
|
||
logging.error(f"发放积分失败: {username}, {groupId}, {reward_points}")
|
||
|
||
logging.info(f"成功生成 {yesterday} 的群聊 {groupId} 发言排名并发放积分")
|
||
return True, ranking_str
|
||
|
||
except Exception as e:
|
||
logging.error(f"生成发言排名出错: {e}")
|
||
return False, f"❌ 生成发言排名出错: {e}"
|
||
|
||
def get_messages(self, group_id, all_contacts: dict):
|
||
try:
|
||
# 获取 Redis 连接
|
||
redis_conn = self.db_manager.get_redis_connection()
|
||
|
||
# 获取 redis 中的上次总结时间，本次从上次开始算，若没有，则从 8 小时之前开始计算
|
||
key = f"{group_id}:summary_time"
|
||
last_summary_time = redis_conn.get(key)
|
||
logger.info(f"上次总结时间: {last_summary_time}")
|
||
|
||
current_time = datetime.now()
|
||
current_date = current_time.strftime('%Y-%m-%d %H:%M:%S')
|
||
|
||
if not last_summary_time:
|
||
# 获取当前时间并计算 8 小时前的时间
|
||
eight_hours_ago = current_time - timedelta(hours=8)
|
||
last_summary_time = eight_hours_ago.strftime('%Y-%m-%d %H:%M:%S')
|
||
else:
|
||
# 如果 Redis 返回值为字节类型，转换为字符串
|
||
if isinstance(last_summary_time, bytes):
|
||
last_summary_time = last_summary_time.decode('utf-8')
|
||
|
||
# 检查 redis 中的时间与当前时间差是否小于 3 小时
|
||
last_summary_time_obj = datetime.strptime(last_summary_time, '%Y-%m-%d %H:%M:%S')
|
||
time_diff = current_time - last_summary_time_obj
|
||
|
||
if time_diff < timedelta(hours=3):
|
||
# 小于 3 小时，取 8 小时前
|
||
last_summary_time = (current_time - timedelta(hours=24)).strftime('%Y-%m-%d %H:%M:%S')
|
||
elif time_diff > timedelta(days=1):
|
||
# 大于 24 小时，取 10 小时前
|
||
last_summary_time = (current_time - timedelta(hours=48)).strftime('%Y-%m-%d %H:%M:%S')
|
||
|
||
# 更新 Redis 存储的当前时间
|
||
redis_conn.set(key, current_date)
|
||
|
||
# 使用智能查询方法（自动调整时间范围，确保有足够的消息）
|
||
messages = self.message_db.get_messages_for_summary(
|
||
group_id,
|
||
hours_ago=8, # 默认8小时
|
||
min_messages=50, # 最少需要50条消息
|
||
max_hours=48, # 最多查询48小时
|
||
max_results=5000 # 最多返回5000条（之前是500）
|
||
)
|
||
|
||
# 使用优化后的格式化方法
|
||
result_str = self._format_messages_optimized(messages, all_contacts)
|
||
logger.info(f"获取到 {len(messages)} 条消息，格式化后长度: {len(result_str)}")
|
||
|
||
return result_str
|
||
|
||
except Exception as e:
|
||
logger.error(f"获取消息出错: {e}")
|
||
return ""
|
||
|
||
def get_messages_by_date_range(self, group_id, all_contacts: dict, start_time: datetime, end_time: datetime):
|
||
"""获取指定时间范围内的消息
|
||
|
||
Args:
|
||
group_id: 群组ID
|
||
all_contacts: 联系人字典
|
||
start_time: 开始时间
|
||
end_time: 结束时间
|
||
|
||
Returns:
|
||
格式化后的消息字符串
|
||
"""
|
||
try:
|
||
# 使用新的数据库方法获取指定时间范围的消息
|
||
messages = self.message_db.get_messages_by_date_range(
|
||
group_id,
|
||
start_time,
|
||
end_time
|
||
)
|
||
|
||
# 使用优化后的格式化方法
|
||
result_str = self._format_messages_optimized(messages, all_contacts)
|
||
logger.info(f"获取到 {len(messages)} 条消息（时间范围：{start_time} 至 {end_time}），格式化后长度: {len(result_str)}")
|
||
|
||
return result_str
|
||
|
||
except Exception as e:
|
||
logger.error(f"按时间范围获取消息出错: {e}")
|
||
return ""
|
||
|
||
def count_messages_by_date_range(self, group_id, start_time: datetime, end_time: datetime) -> int:
|
||
"""统计指定时间范围内的消息数量
|
||
|
||
Args:
|
||
group_id: 群组ID
|
||
start_time: 开始时间
|
||
end_time: 结束时间
|
||
|
||
Returns:
|
||
消息数量
|
||
"""
|
||
try:
|
||
count = self.message_db.count_messages_by_date_range(group_id, start_time, end_time)
|
||
logger.info(f"群 {group_id} 在 {start_time} 至 {end_time} 之间有 {count} 条消息")
|
||
return count
|
||
except Exception as e:
|
||
logger.error(f"统计消息数量出错: {e}")
|
||
return 0
|
||
|
||
def get_message_stats_by_date_range(self, group_id, start_time: datetime, end_time: datetime) -> Dict:
|
||
"""获取指定时间范围内的群消息概览统计"""
|
||
try:
|
||
stats = self.message_db.get_message_stats_by_date_range(group_id, start_time, end_time)
|
||
logger.info(
|
||
f"群 {group_id} 在 {start_time} 至 {end_time} 的消息概览: "
|
||
f"total={stats.get('total_count', 0)}, participants={stats.get('participant_count', 0)}"
|
||
)
|
||
return stats
|
||
except Exception as e:
|
||
logger.error(f"获取消息概览统计出错: {e}")
|
||
return {
|
||
"total_count": 0,
|
||
"participant_count": 0,
|
||
"text_count": 0,
|
||
"image_count": 0,
|
||
"video_count": 0,
|
||
"link_count": 0,
|
||
"emoji_count": 0,
|
||
}
|
||
|
||
def _format_messages_optimized(self, messages: list, all_contacts: dict) -> str:
|
||
"""优化的消息格式化方法，减少冗余
|
||
|
||
格式示例：
|
||
【01-05】
|
||
【08:30】
|
||
张三：消息1
|
||
消息2
|
||
李四：消息3
|
||
|
||
【01-06】
|
||
【09:00】
|
||
王五：消息4
|
||
"""
|
||
if not messages:
|
||
return ""
|
||
|
||
from collections import defaultdict
|
||
import xml.etree.ElementTree as ET
|
||
|
||
# 按日期和时间分组
|
||
# 结构: {date_key: {time_key: {sender_name: [contents]}}}
|
||
time_groups = defaultdict(lambda: defaultdict(lambda: defaultdict(list)))
|
||
dates_included = set() # 记录出现的日期
|
||
|
||
for msg in messages:
|
||
timestamp, sender, content, message_type = msg['timestamp'], msg['sender'], msg['content'], msg['message_type']
|
||
|
||
# 处理应用消息
|
||
try:
|
||
if message_type == 49:
|
||
root = ET.fromstring(content)
|
||
title_elem = root.find('.//title')
|
||
if title_elem is not None:
|
||
content = title_elem.text
|
||
except Exception as e:
|
||
logger.error(f"解析消息类型49出错: {e}")
|
||
|
||
# 解析时间并按小时分组
|
||
try:
|
||
dt = datetime.strptime(str(timestamp), '%Y-%m-%d %H:%M:%S')
|
||
date_key = dt.strftime('%Y-%m-%d') # 完整日期
|
||
time_key = dt.strftime('%H:%M') # 只有时分
|
||
display_date = dt.strftime('%m-%d') # 显示的日期（月-日）
|
||
|
||
# 获取发送者名称
|
||
sender_name = all_contacts.get(sender, sender)
|
||
|
||
# 添加到分组：date_key -> time_key -> sender_name -> [contents]
|
||
time_groups[date_key][time_key][sender_name].append(content)
|
||
dates_included.add(display_date)
|
||
|
||
except Exception as e:
|
||
logger.warning(f"解析时间戳失败: {timestamp}, 错误: {e}")
|
||
continue
|
||
|
||
# 构建结果字符串
|
||
result_lines = []
|
||
|
||
# 按日期排序
|
||
for date_key in sorted(time_groups.keys()):
|
||
# 添加日期标题（月-日格式）
|
||
display_date = datetime.strptime(date_key, '%Y-%m-%d').strftime('%m-%d')
|
||
result_lines.append(f"\n【{display_date}】")
|
||
|
||
# 获取该日期的所有时间段
|
||
time_slots = time_groups[date_key]
|
||
|
||
# 按时间排序
|
||
for time_key in sorted(time_slots.keys()):
|
||
# 添加时间标题
|
||
result_lines.append(f"【{time_key}】")
|
||
|
||
# 获取该时间段的所有发言者
|
||
senders = time_slots[time_key]
|
||
|
||
# 按发送者组织消息
|
||
for sender_name, contents in senders.items():
|
||
# 如果一个人有多条消息，缩进显示
|
||
for idx, content in enumerate(contents):
|
||
if idx == 0:
|
||
# 第一条消息显示发送者名
|
||
result_lines.append(f"{sender_name}：{content}")
|
||
else:
|
||
# 后续消息缩进
|
||
result_lines.append(f" {content}")
|
||
|
||
return "\n".join(result_lines)
|
||
|
||
def get_messages_by_date(self, group_id: str, all_contacts: dict, days: int = 1) -> str:
|
||
"""按天获取消息（用于按天总结）
|
||
|
||
Args:
|
||
group_id: 群组ID
|
||
all_contacts: 联系人字典
|
||
days: 获取最近几天的消息，默认1天（昨天+今天）
|
||
|
||
Returns:
|
||
格式化后的消息字符串
|
||
"""
|
||
try:
|
||
current_time = datetime.now()
|
||
|
||
# 计算日期范围
|
||
if days == 1:
|
||
# 昨天全天 + 今天到目前为止
|
||
yesterday = (current_time - timedelta(days=1)).strftime('%Y-%m-%d')
|
||
today = current_time.strftime('%Y-%m-%d')
|
||
start_date = yesterday
|
||
end_date = today
|
||
else:
|
||
# 获取最近N天
|
||
start_date = (current_time - timedelta(days=days)).strftime('%Y-%m-%d')
|
||
end_date = current_time.strftime('%Y-%m-%d')
|
||
|
||
# 使用新的按日期查询方法
|
||
messages = self.message_db.get_messages_by_date_range(
|
||
group_id,
|
||
start_date=start_date,
|
||
end_date=end_date,
|
||
max_results=5000 # 增加到5000条
|
||
)
|
||
|
||
# 使用优化后的格式化方法
|
||
result_str = self._format_messages_optimized(messages, all_contacts)
|
||
logger.info(f"按天查询获取到 {len(messages)} 条消息（{start_date} 至 {end_date}）")
|
||
|
||
return result_str
|
||
|
||
except Exception as e:
|
||
logger.error(f"按天获取消息出错: {e}")
|
||
return ""
|