perf+fix(danding_qqpush): perf优化+安全修复+代码DRY
- image_render: cached draw object, font.getlength() 替代逐字符创建临时Image - image_render: 移除PNG无效的quality参数 - api.py: ImageRenderer单例复用(避免每请求重载字体) - api.py: 异常详情不再泄露到API响应 - sender.py: 提取_send_msg()消除重复代码
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@@ -42,106 +42,47 @@ class MessageSender:
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return None
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async def send_to_group(
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self,
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group_id: int,
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qq: int,
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image_base64: str
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) -> dict:
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async def _send_msg(self, group_id: int, qq: int, segment) -> dict:
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"""
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向指定群发送消息(@用户 + 图片)
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内部通用发送方法(@用户 + 任意消息段)
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Args:
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group_id: 群号
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qq: 要 @ 的 QQ 号
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image_base64: 图片的 base64 编码(格式:base64://...)
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segment: MessageSegment 实例
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Returns:
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发送结果字典
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Raises:
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ValueError: Bot 未设置
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Exception: 发送失败
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"""
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bot = self.get_bot()
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if not bot:
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raise ValueError("Bot 实例未设置,无法发送消息")
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try:
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# 构造消息:@用户 + 图片
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message = Message()
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message.append(MessageSegment.at(qq))
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message.append(MessageSegment.image(image_base64))
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message.append(segment)
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# 发送群消息,添加 __qqpush_source 标记供 auto_recall 识别
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result = await bot.call_api(
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"send_group_msg",
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group_id=group_id,
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message=message,
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__qqpush_source="danding_qqpush" # 添加标记
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__qqpush_source="danding_qqpush"
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)
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return {
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"success": True,
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"data": result,
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"message": "消息发送成功"
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}
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return {"success": True, "data": result, "message": "消息发送成功"}
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except Exception as e:
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# 捕获异常并返回错误信息
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return {
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"success": False,
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"error": str(e),
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"message": f"消息发送失败: {str(e)}"
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}
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logger.warning(f"[QqPush] 消息发送失败 group={group_id} qq={qq}: {e}")
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return {"success": False, "error": str(e), "message": f"消息发送失败: {e}"}
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async def send_text_to_group(
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self,
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group_id: int,
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qq: int,
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text: str
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) -> dict:
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"""
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向指定群发送纯文本消息(@用户 + 文本)
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Args:
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group_id: 群号
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qq: 要 @ 的 QQ 号
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text: 文本内容
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Returns:
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发送结果字典
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"""
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bot = self.get_bot()
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if not bot:
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raise ValueError("Bot 实例未设置,无法发送消息")
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try:
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# 构造消息:@用户 + 文本
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message = Message()
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message.append(MessageSegment.at(qq))
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message.append(MessageSegment.text(text))
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# 发送群消息,添加 __qqpush_source 标记供 auto_recall 识别
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result = await bot.call_api(
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"send_group_msg",
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group_id=group_id,
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message=message,
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__qqpush_source="danding_qqpush" # 添加标记
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)
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return {
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"success": True,
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"data": result,
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"message": "消息发送成功"
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}
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except Exception as e:
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return {
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"success": False,
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"error": str(e),
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"message": f"消息发送失败: {str(e)}"
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}
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async def send_to_group(self, group_id: int, qq: int, image_base64: str) -> dict:
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"""向指定群发送消息(@用户 + 图片)"""
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return await self._send_msg(group_id, qq, MessageSegment.image(image_base64))
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async def send_text_to_group(self, group_id: int, qq: int, text: str) -> dict:
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"""向指定群发送纯文本消息(@用户 + 文本)"""
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return await self._send_msg(group_id, qq, MessageSegment.text(text))
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# 全局消息发送器实例
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