From 8be2514ef2d7f5d3ea48b777b8ec197260be4132 Mon Sep 17 00:00:00 2001
From: omg-xtao <100690902+omg-xtao@users.noreply.github.com>
Date: Fri, 7 Oct 2022 00:32:29 +0800
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20=E6=94=AF=E6=8C=81=E7=AE=A1?=
 =?UTF-8?q?=E7=90=86=E5=91=98=E8=8E=B7=E5=8F=96=E7=BE=A4=E7=BB=84=E8=AF=A6?=
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MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 plugins/system/admin.py    | 11 +++----
 plugins/system/get_chat.py | 63 ++++++++++++++++++++++++++++++++++++++
 plugins/system/log.py      |  2 +-
 3 files changed, 68 insertions(+), 8 deletions(-)
 create mode 100644 plugins/system/get_chat.py

diff --git a/plugins/system/admin.py b/plugins/system/admin.py
index 639851c1..8a94ddca 100644
--- a/plugins/system/admin.py
+++ b/plugins/system/admin.py
@@ -1,3 +1,4 @@
+import contextlib
 from telegram import Update
 from telegram.error import BadRequest, Forbidden
 from telegram.ext import CallbackContext, CommandHandler
@@ -60,15 +61,11 @@ class AdminPlugin(Plugin):
             await message.reply_text("输入错误")
             return
         try:
-            try:
-                char = await context.bot.get_chat(chat_id)
-                await message.reply_text(f"正在尝试退出群 {char.title}[{char.id}]")
-            except (BadRequest, Forbidden):
-                pass
+            with contextlib.suppress(BadRequest, Forbidden):
+                chat = await context.bot.get_chat(chat_id)
+                await message.reply_text(f"正在尝试退出群 {chat.title}[{chat.id}]")
             await context.bot.leave_chat(chat_id)
         except (BadRequest, Forbidden) as exc:
-            logger.error(f"退出 chat_id[{chat_id}] 发生错误！ 错误信息为 \n")
-            logger.exception(exc)
             await message.reply_text(f"退出 chat_id[{chat_id}] 发生错误！ 错误信息为 {str(exc)}")
             return
         await message.reply_text(f"退出 chat_id[{chat_id}] 成功！")
diff --git a/plugins/system/get_chat.py b/plugins/system/get_chat.py
new file mode 100644
index 00000000..49b2fbea
--- /dev/null
+++ b/plugins/system/get_chat.py
@@ -0,0 +1,63 @@
+from typing import List
+
+from telegram import Update, Chat, ChatMember, ChatMemberOwner, ChatMemberAdministrator
+from telegram.error import BadRequest, Forbidden
+from telegram.ext import CommandHandler, CallbackContext
+
+from core.plugin import Plugin, handler
+from utils.bot import get_all_args
+from utils.decorators.admins import bot_admins_rights_check
+from utils.log import logger
+
+
+class GetChat(Plugin):
+    @staticmethod
+    def parse_chat(chat: Chat, admins: List[ChatMember]) -> str:
+        text = f"群 ID：<code>{chat.id}</code>\n" \
+               f"群名称：<code>{chat.title}</code>\n"
+        if chat.username:
+            text += f"群用户名：<code>{chat.username}</code>\n"
+        if chat.description:
+            text += f"群简介：<code>{chat.description}</code>\n"
+        if admins:
+            for admin in admins:
+                text += f"<a href=\"tg://user?id={admin.user.id}\">{admin.user.full_name}</a> "
+                if isinstance(admin, ChatMemberAdministrator):
+                    text += "C" if admin.can_change_info else "_"
+                    text += "D" if admin.can_delete_messages else "_"
+                    text += "R" if admin.can_restrict_members else "_"
+                    text += "I" if admin.can_invite_users else "_"
+                    text += "P" if admin.can_pin_messages else "_"
+                    text += "V" if admin.can_manage_video_chats else "_"
+                    text += "N" if admin.can_promote_members else "_"
+                    text += "A" if admin.is_anonymous else "_"
+                elif isinstance(admin, ChatMemberOwner):
+                    text += "创建者"
+                text += "\n"
+        return text
+
+    @handler(CommandHandler, command="get_chat", block=False)
+    @bot_admins_rights_check
+    async def get_chat(self, update: Update, context: CallbackContext):
+        user = update.effective_user
+        logger.info(f"用户 {user.full_name}[{user.id}] get_chat 命令请求")
+        message = update.effective_message
+        args = get_all_args(context)
+        if not args:
+            await message.reply_text("参数错误，请指定群 id ！")
+            return
+        try:
+            chat_id = int(args[0])
+            if chat_id > 0:
+                await message.reply_text("参数错误，请指定群 id ！")
+                return
+        except ValueError:
+            await message.reply_text("参数错误，请指定群 id ！")
+            return
+        try:
+            chat = await message.get_bot().get_chat(args[0])
+            admins = await chat.get_administrators()
+            await message.reply_text(self.parse_chat(chat, admins), parse_mode="HTML")
+        except (BadRequest, Forbidden) as exc:
+            await message.reply_text(f"获取群信息失败，API 返回：{exc}")
+            return
diff --git a/plugins/system/log.py b/plugins/system/log.py
index dc4ac501..3f366e80 100644
--- a/plugins/system/log.py
+++ b/plugins/system/log.py
@@ -18,7 +18,7 @@ class Log(Plugin):
     @bot_admins_rights_check
     async def send_log(self, update: Update, _: CallbackContext):
         user = update.effective_user
-        logger.info(f"用户 {user.full_name}[{user.id}] send_log命令请求")
+        logger.info(f"用户 {user.full_name}[{user.id}] send_log 命令请求")
         message = update.effective_message
         if os.path.exists(error_log):
             await message.reply_document(open(error_log, mode='rb+'), caption="Error Log")