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import{_ as s,c as i,o as a,a1 as n}from"./chunks/framework.CszIUXhs.js";const g=JSON.parse('{"title":"Doctor 模块","description":"","frontmatter":{},"headers":[],"relativePath":"zh/develop/doctor-module.md","filePath":"zh/develop/doctor-module.md"}'),h={name:"zh/develop/doctor-module.md"},l=n(`<h1 id="doctor-模块" tabindex="-1">Doctor 模块 <a class="header-anchor" href="#doctor-模块" aria-label="Permalink to &quot;Doctor 模块&quot;">​</a></h1><p>Doctor 模块是一个较为独立的用于检查系统环境的模块，可使用命令 <code>bin/spc doctor</code> 进入，入口的命令类在 <code>DoctorCommand.php</code> 中。</p><p>Doctor 模块是一个检查单，里面有一系列的检查项目和自动修复项目。这些项目都存放在 <code>src/SPC/doctor/item/</code> 目录中， 并且使用了两种 Attribute 用作检查项标记和自动修复项目标记：<code>#[AsCheckItem]</code> 和 <code>#[AsFixItem]</code>。</p><p>以现有的检查项 <code>if necessary tools are installed</code>，它是用于检查编译必需的包是否安装在 macOS 系统内，下面是它的源码：</p><div class="language-php vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">php</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;">use</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> SPC\\doctor\\AsCheckItem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">use</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> SPC\\doctor\\AsFixItem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">use</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> SPC\\doctor\\CheckResult</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">#[</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">AsCheckItem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;if necessary tools are installed&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">limit_os</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;Darwin&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, </span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">level</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">: </span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">997</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)]</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">public</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> function</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> checkCliTools</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">()</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">:</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> ?</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">CheckResult</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $missing </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> [];</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> foreach</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">self::</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">REQUIRED_COMMANDS</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> as</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $cmd) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">$this</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">findCommand</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">($cmd) </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">===</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> null</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $missing[] </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">=</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $cmd;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> if</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">!</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">empty</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">($missing)) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> CheckResult</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">fail</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;missing system commands: &#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> .</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> implode</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;, &#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, $missing), </span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;build-tools&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">, [$missing]);</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;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> CheckResult</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">::</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">ok</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">();</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><p>属性的第一个参数就是检查项目的名称，后面的 <code>limit_os</code> 参数是限制了该检查项仅在指定的系统下触发，<code>level</code> 是执行该检查项的优先级，数字越大，优先级越高。</p><p>里面用到的 <code>$this-&gt;findCommand()</code> 方法为 <code>SPC\\builder\\traits\\UnixSystemUtilTrait</code> 的方法，用途是查找系统命令所在位置，找不到时返回 NULL。</p><p>每个检查项的方法都应该返回一个 <code>SPC\\doctor\\CheckResult</code>：</p><ul><li>在返回 <code>CheckResult::fail()</code> 时，第一个参数用于输出终端的错误提示，第二个参数是在这个检查项可自动修复时的修复项目名称。</li><li>在返回 <code>CheckResult::ok()</code> 时，表明检查通过。你也可以传递一个参数，用于返回检查结果，例如：<code>CheckResult::ok(&#39;OS supported&#39;)</code>。</li><li>在返回 <code>CheckResult::fail()</code> 时，如果包含了第三个参数，第三个参数的数组将被当作 <code>AsFixItem</code> 的参数。</li></ul><p>下面是这个检查项对应的自动修复项的方法：</p><div class="language-php vp-adaptive-theme"><button title="Copy Code" class="copy"></button><span class="lang">php</span><pre class="shiki shiki-themes github-light github-dark vp-code" tabindex="0"><code><span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">#[</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">AsFixItem</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;build-tools&#39;</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)]</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">public</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> function</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> fixBuildTools</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">array</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $missing)</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">:</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> bool</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">{</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> foreach</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> ($missing </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">as</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> $cmd) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> try</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> {</span></span>
<span class="line"><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;"> shell</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">)</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">-&gt;</span><span style="--shiki-light:#6F42C1;--shiki-dark:#B392F0;">exec</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">(</span><span style="--shiki-light:#032F62;--shiki-dark:#9ECBFF;">&#39;brew install &#39;</span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> .</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> escapeshellarg</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">($cmd));</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> } </span><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;">catch</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> (</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;">RuntimeException</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">) {</span></span>
<span class="line"><span style="--shiki-light:#D73A49;--shiki-dark:#F97583;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> false</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;"> }</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;"> return</span><span style="--shiki-light:#005CC5;--shiki-dark:#79B8FF;"> true</span><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">;</span></span>
<span class="line"><span style="--shiki-light:#24292E;--shiki-dark:#E1E4E8;">}</span></span></code></pre></div><p><code>#[AsFixItem()]</code> 属性传入的参数即修复项的名称，该方法必须返回 True 或 False。当返回 False 时，表明自动修复失败，需要手动处理。</p><p>此处的代码中 <code>shell()-&gt;exec()</code> 是项目的执行命令的方法，用于替代 <code>exec()</code>、<code>system()</code>，同时提供了 debug、获取执行状态、进入目录等特性。</p>`,13),k=[l];function t(p,e,d,E,r,c){return a(),i("div",null,k)}const y=s(h,[["render",t]]);export{g as __pageData,y as default};
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