app/assets/dev_plugin.md.fh6MoH8y.js

import{_ as i,c as a,a7 as n,o as t}from"./chunks/framework.Z6UMW4JZ.js";const E=JSON.parse('{"title":"插件开发","description":"","frontmatter":{"title":"插件开发","order":3},"headers":[],"relativePath":"dev/plugin.md","filePath":"zh/dev/plugin.md","lastUpdated":1729881298000}'),h={name:"dev/plugin.md"};function p(l,s,e,k,d,r){return t(),a("div",null,s[0]||(s[0]=[n(`<h1 id="简介" tabindex="-1">简介 <a class="header-anchor" href="#简介" aria-label="Permalink to &quot;简介&quot;">​</a></h1><p>轻雪插件是轻雪内置的一部分功能，运行在主进程中，可以很高程度地扩展轻雪的功能</p><p>插件大致可分为应用(Application)、实现(Implementation)及服务(Service)等几种类型，大部分情况下一个插件通常承担着多个责任，可按需调整</p><p>应用：从总线通道接收到消息后进行处理，响应，以实现某些功能，例如<code>echo</code></p><p>实现：对接特定平台，把平台的消息转换为轻雪消息格式传入总线通道</p><p>服务：提供一系列对外的ipc/rpc/http等服务，供其他插件调用</p><p>我们鼓励使用<code>magicoca</code>进行对象传递来进行插件间通信而不是依赖关系，这样可以避免很多潜在的问题。</p><h2 id="开始" tabindex="-1">开始 <a class="header-anchor" href="#开始" aria-label="Permalink to &quot;开始&quot;">​</a></h2><h3 id="创建插件" tabindex="-1">创建插件 <a class="header-anchor" href="#创建插件" aria-label="Permalink to &quot;创建插件&quot;">​</a></h3><p>一个<code>.py</code>文件或一个包含<code>__init__.py</code>的文件夹即可被识别为插件</p><p>首先创建一个文件夹，例如<code>watchdog_plugin</code>，并在其中创建一个<code>__init__.py</code>文件，即可创建一个插件</p><p><code>__init__.py</code></p><div class="language-python vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">python</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> liteyuki.plugin </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> PluginMetadata, PluginType</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> .watch_dog </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> *</span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">    # 导入逻辑部分</span></span>
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<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 定义插件元数据</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">__plugin_meta__ </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> PluginMetadata(</span></span>
<span class="line"><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">    name</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;NoneDog&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,  </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 插件名称</span></span>
<span class="line"><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">    version</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;1.0.0&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,  </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 插件版本</span></span>
<span class="line"><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">    description</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;A simple plugin for nonebot developer&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,  </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 插件描述</span></span>
<span class="line"><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">    type</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">PluginType.</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">SERVICE</span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;">  # 插件类型</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
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<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 你的插件代码</span></span>
<span class="line"><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">...</span></span></code></pre></div><h3 id="编写逻辑部分" tabindex="-1">编写逻辑部分 <a class="header-anchor" href="#编写逻辑部分" aria-label="Permalink to &quot;编写逻辑部分&quot;">​</a></h3><p>轻雪主进程不涉及聊天部分，因此插件主要是一些后台任务或者与聊天机器人的通信 以下我们会编写一个简单的插件，用于开发NoneBot时进行文件系统变更重载 <code>watch_dog.py</code></p><div class="language-python vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">python</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> os</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> liteyuki.dev </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> observer  </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 导入文件系统观察器</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> liteyuki </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> get_bot, logger  </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 导入轻雪Bot和日志</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> watchdog.events </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> FileSystemEvent  </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 导入文件系统事件</span></span>
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<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">liteyuki </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> get_bot()  </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 获取唯一的轻雪Bot实例</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">exclude_extensions </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;.pyc&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;.pyo&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)  </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 排除的文件扩展名</span></span>
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<span class="line"><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 用observer的on_file_system_event装饰器监听文件系统事件</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">@observer.on_file_system_event</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span></span>
<span class="line"><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">    directories</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;src/nonebot_plugins&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">,),</span></span>
<span class="line"><span style="--shiki-light:#E36209;--shiki-dark:#FFAB70;">    event_filter</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=lambda</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> event: </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">not</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> event.src_path.endswith(exclude_extensions) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">and</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;__pycache__&quot;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> not</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> in</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> event.src_path) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">and</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> os.path.isfile(event.src_path)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">def</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> restart_nonebot_process</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(event: FileSystemEvent):</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">    logger.debug(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">f</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;File </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">{</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">event.src_path</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">}</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;"> changed, reloading nonebot...&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">    liteyuki.restart_process(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;nonebot&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)  </span><span style="--shiki-light:#6A737D;--shiki-dark:#6A737D;"># 调用重启进程方法</span></span></code></pre></div><h3 id="加载插件" tabindex="-1">加载插件 <a class="header-anchor" href="#加载插件" aria-label="Permalink to &quot;加载插件&quot;">​</a></h3><h4 id="方法1" tabindex="-1">方法1 <a class="header-anchor" href="#方法1" aria-label="Permalink to &quot;方法1&quot;">​</a></h4><ul><li>在配置文件中的<code>liteyuki.plugins</code>中添加你的插件路径，例如<code>watchdog_plugin</code>，重启轻雪即可加载插件。</li></ul><h4 id="方法2" tabindex="-1">方法2 <a class="header-anchor" href="#方法2" aria-label="Permalink to &quot;方法2&quot;">​</a></h4><ul><li>使用开发工具快速运行插件，无需手动创建实例</li><li>创建入口文件，例如<code>main.py</code>，并在其中写入以下代码</li></ul><div class="language-python vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">python</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">from</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> liteyuki.dev.plugin </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">import</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> run_plugins</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">run_plugins(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&quot;watchdog_plugin&quot;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span></span></code></pre></div><p>然后运行<code>python main.py</code>即可启动插件</p><p>启用插件后，我们在src/nonebot_plugins下创建一个文件，例如<code>test.py</code>，并在其中写入一些代码，保存后轻雪会自动重载NoneBot进程</p>`,24)]))}const g=i(h,[["render",p]]);export{E as __pageData,g as default};