From 82d845b5c8c5efd0d8ffe116153d61f5c6c1d2f1 Mon Sep 17 00:00:00 2001
From: Rock Chin <1010553892@qq.com>
Date: Mon, 16 Jan 2023 19:15:54 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E5=AE=8C=E5=96=84=E8=B0=83=E7=94=A8?=
 =?UTF-8?q?=E4=BA=8B=E4=BB=B6=E6=97=B6=E7=9A=84=E8=BE=93=E5=87=BA?=
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---
 pkg/plugin/host.py | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/pkg/plugin/host.py b/pkg/plugin/host.py
index 1f60313e..598512aa 100644
--- a/pkg/plugin/host.py
+++ b/pkg/plugin/host.py
@@ -166,7 +166,12 @@ class PluginHost:
         context.set_plugin_host(self)
 
     def get_runtime_context(self) -> context:
-        """获取运行时上下文"""
+        """获取运行时上下文（pkg.utils.context模块的对象）
+
+        此上下文用于和主程序其他模块交互（数据库、QQ机器人、OpenAI接口等）
+        详见pkg.utils.context模块
+        其中的context变量保存了其他重要模块的类对象，可以使用这些对象进行交互
+        """
         return context
 
     def get_bot(self) -> Mirai:
@@ -192,12 +197,14 @@ class PluginHost:
         for plugin in __plugins__.values():
             for hook in plugin['hooks'].get(event_name, []):
                 try:
+                    already_prevented_default = event_context.is_prevented_default()
+
                     kwargs['host'] = context.get_plugin_host()
                     kwargs['event'] = event_context
 
                     hook(plugin['instance'], **kwargs)
 
-                    if event_context.is_prevented_default():
+                    if event_context.is_prevented_default() and not already_prevented_default:
                         logging.debug("插件 {} 已要求阻止事件 {} 的默认行为".format(plugin['name'], event_name))
 
                     if event_context.is_prevented_postorder():