55 lines
1.4 KiB
PHP
55 lines
1.4 KiB
PHP
<?php
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/**
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yii\debug\actions\db;
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use yii\base\Action;
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use yii\debug\panels\DbPanel;
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use yii\web\HttpException;
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/**
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* ExplainAction provides EXPLAIN information for SQL queries
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*
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* @author Laszlo <github@lvlconsultancy.nl>
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* @since 2.0.6
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*/
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class ExplainAction extends Action
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{
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/**
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* @var DbPanel
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*/
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public $panel;
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public function run($seq, $tag)
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{
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$this->controller->loadData($tag);
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$timings = $this->panel->calculateTimings();
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if (!isset($timings[$seq])) {
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throw new HttpException(404, 'Log message not found.');
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}
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$query = $timings[$seq]['info'];
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$results = $this->panel->getDb()->createCommand('EXPLAIN ' . $query)->queryAll();
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$output[] = '<table class="table"><thead><tr>' . implode(array_map(function($key) {
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return '<th>' . $key . '</th>';
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}, array_keys($results[0]))) . '</tr></thead><tbody>';
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foreach ($results as $result) {
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$output[] = '<tr>' . implode(array_map(function($value) {
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return '<td>' . (empty($value) ? 'NULL' : htmlspecialchars($value)) . '</td>';
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}, $result)) . '</tr>';
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}
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$output[] = '</tbody></table>';
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return implode($output);
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}
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}
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