加入撤回逻辑。

plugins/message_recall/__init__.py

@@ -0,0 +1,7 @@
+# 从当前包的main模块导入MusicPlugin类
+from .main import MessageRecallPlugin
+
+# 提供get_plugin函数，返回插件实例
+def get_plugin():
+    """获取插件实例"""
+    return MessageRecallPlugin()

plugins/message_recall/config.toml

@@ -0,0 +1,4 @@
+[MessageRecall]
+enable = true
+command = ["#撤回"]
+command-format = "#撤回 3"

plugins/message_recall/main.py

@@ -0,0 +1,146 @@
+import logging
+from typing import Dict, Any, List, Tuple, Optional
+
+from message_util import MessageUtil
+from plugin_common.message_plugin_interface import MessagePluginInterface
+from plugin_common.plugin_interface import PluginStatus
+from plugins.stats_collector.decorators import plugin_stats_decorator
+from robot_cmd.robot_command import Feature, PermissionStatus, GroupBotManager
+from wcferry import Wcf
+
+
+class MessageRecallPlugin(MessagePluginInterface):
+    """消息撤回功能插件"""
+
+    @property
+    def name(self) -> str:
+        return "消息撤回"
+
+    @property
+    def version(self) -> str:
+        return "1.0.0"
+
+    @property
+    def description(self) -> str:
+        return "允许管理员撤回机器人在群聊中发送的消息"
+
+    @property
+    def author(self) -> str:
+        return "Trae AI"
+
+    @property
+    def command_prefix(self) -> Optional[str]:
+        return ""  # 不需要前缀，直接匹配命令
+
+    @property
+    def commands(self) -> List[str]:
+        return self._commands
+
+    def __init__(self):
+        super().__init__()
+
+    def initialize(self, context: Dict[str, Any]) -> bool:
+        """初始化插件"""
+        self.LOG = logging.getLogger(f"Plugin.{self.name}")
+        self.LOG.info(f"正在初始化 {self.name} 插件...")
+
+        # 保存上下文对象
+        self.wcf: Wcf = context.get("wcf")
+        self.event_system = context.get("event_system")
+        self.message_util: MessageUtil = context.get("message_util")
+        self.gbm: GroupBotManager = context.get("gbm")
+
+        # 从配置中获取命令和启用状态
+        self._commands = self._config.get("MessageRecall", {}).get("command", ["撤回"])
+        # 希望加入撤回最近3条的功能,将最近的3条发言撤回,加上群信息
+        self.command_format = self._config.get("MessageRecall", {}).get("command-format", "撤回 3")
+        self.enable = self._config.get("MessageRecall", {}).get("enable", True)
+
+        self.LOG.info(f"[{self.name}] 插件初始化完成，指令：{self._commands}")
+        return True
+
+    def start(self) -> bool:
+        """启动插件"""
+        self.LOG.info(f"[{self.name}] 插件已启动")
+        self.status = PluginStatus.RUNNING
+        return True
+
+    def stop(self) -> bool:
+        """停止插件"""
+        self.LOG.info(f"[{self.name}] 插件已停止")
+        self.status = PluginStatus.STOPPED
+        return True
+
+    def can_process(self, message: Dict[str, Any]) -> bool:
+        """检查是否可以处理该消息"""
+        if not self.enable:
+            return False
+
+        content = str(message.get("content", "")).strip()
+
+        # 检查是否是撤回命令
+        for cmd in self._commands:
+            if content.startswith(cmd):
+                return True
+
+        return False
+
+    @plugin_stats_decorator(plugin_name="消息撤回")
+    def process_message(self, message: Dict[str, Any]) -> Tuple[bool, Optional[str]]:
+        """处理消息"""
+        content = str(message.get("content", "")).strip()
+        self.LOG.info(f"插件执行： {self.name}：{content}")
+
+        sender = message.get("sender")
+        roomid = message.get("roomid", "")
+        wcf: Wcf = message.get("wcf")
+
+        # 检查是否是管理员
+        admin_list = self.gbm.get_admin_list() if self.gbm else []
+        if sender not in admin_list:
+            wcf.send_text("⚠️ 权限不足，只有管理员才能撤回消息",
+                          (roomid if roomid else sender), sender)
+            return True, "权限不足"
+
+        # 解析命令获取消息ID
+        parts = content.split(" ", 1)
+        if len(parts) < 2:
+            wcf.send_text(f"❌命令格式错误！\n{self.command_format}",
+                          (roomid if roomid else sender), sender)
+            return True, "命令格式错误"
+
+        try:
+            # 从数据库里面提取可以处理的消息and StrTalker ={roomid}
+            sql = (f"SELECT * FROM MSG where IsSender=1 and CreateTime > (strftime('%s', 'now') - 120) "
+                   f"limit {content[len(parts):].strip()}")
+            data = wcf.query_sql('MSG0.db', sql)
+            self.LOG.info(f"SQL:{sql}\n 查询到可撤回数据: {data}")
+            if not data:
+                wcf.send_text("❌ 没有可撤回的消息", (roomid if roomid else sender), sender)
+                return True, "没有可撤回的消息"
+            for item in data:
+                if item["MsgSvrID"]:
+                    # 调用撤回消息API
+                    result = wcf.revoke_msg(item["MsgSvrID"])
+                    if result:
+                        wcf.send_text("✅ 消息撤回成功", (roomid if roomid else sender), sender)
+                        return True, "撤回成功"
+                    else:
+                        wcf.send_text("❌ 消息撤回失败，可能是消息ID无效或已超过撤回时间限制（2分钟）",
+                                      (roomid if roomid else sender), sender)
+                        return True, "撤回失败"
+
+        except Exception as e:
+            self.LOG.error(f"撤回消息出错: {e}")
+            wcf.send_text(f"❌ 撤回消息出错: {str(e)}", (roomid if roomid else sender), sender)
+            return True, f"处理出错: {e}"
+
+    def get_help(self) -> str:
+        """获取插件帮助信息"""
+        return """消息撤回插件：
+        功能：允许管理员撤回机器人在群聊中发送的消息
+        用法：#撤回 3 
+        说明：
+        1. 只有管理员可以使用此功能
+        2. 消息ID需要从日志或其他方式获取
+        3. 微信限制只能撤回2分钟内的消息"""