vendor/topthink/think-trace/src/Html.php

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<?php
// +----------------------------------------------------------------------
// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
// +----------------------------------------------------------------------
// | Copyright (c) 2006-2016 http://thinkphp.cn All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: liu21st <liu21st@gmail.com>
// +----------------------------------------------------------------------
declare (strict_types = 1);
namespace think\trace;

use think\App;
use think\Response;

/**
 * 页面Trace调试
 */
class Html
{
    protected $config = [
        'file' => '',
        'tabs' => ['base' => '基本', 'file' => '文件', 'info' => '流程', 'notice|error' => '错误', 'sql' => 'SQL', 'debug|log' => '调试'],
    ];

    // 实例化并传入参数
    public function __construct(array $config = [])
    {
        $this->config = array_merge($this->config, $config);
    }

    /**
     * 调试输出接口
     * @access public
     * @param  App      $app 应用实例
     * @param  Response $response Response对象
     * @param  array    $log 日志信息
     * @return bool|string
     */
    public function output(App $app, Response $response, array $log = [])
    {
        $request     = $app->request;
        $contentType = $response->getHeader('Content-Type');

        if ($request->isJson() || $request->isAjax()) {
            return false;
        } elseif (!empty($contentType) && strpos($contentType, 'html') === false) {
            return false;
        } elseif ($response->getCode() == 204) {
            return false;
        }

        // 获取基本信息
        $runtime = number_format(microtime(true) - $app->getBeginTime(), 10, '.', '');
        $reqs    = $runtime > 0 ? number_format(1 / $runtime, 2) : '∞';
        $mem     = number_format((memory_get_usage() - $app->getBeginMem()) / 1024, 2);

        // 页面Trace信息
        if ($request->host()) {