104 lines
3.3 KiB
PHP
104 lines
3.3 KiB
PHP
<?php
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/**
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* Displays query statistics for the server
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*/
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declare(strict_types=1);
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namespace PhpMyAdmin\Controllers\Server\Status;
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use PhpMyAdmin\DatabaseInterface;
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use PhpMyAdmin\Http\ServerRequest;
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use PhpMyAdmin\ResponseRenderer;
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use PhpMyAdmin\Server\Status\Data;
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use PhpMyAdmin\Template;
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use PhpMyAdmin\Url;
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use function __;
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use function array_keys;
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use function array_sum;
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use function array_values;
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use function arsort;
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use function count;
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use function mb_convert_case;
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use function str_replace;
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use const MB_CASE_TITLE;
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class QueriesController extends AbstractController
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{
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public function __construct(
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ResponseRenderer $response,
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Template $template,
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Data $data,
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private DatabaseInterface $dbi,
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) {
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parent::__construct($response, $template, $data);
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}
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public function __invoke(ServerRequest $request): void
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{
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$GLOBALS['errorUrl'] = Url::getFromRoute('/');
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if ($this->dbi->isSuperUser()) {
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$this->dbi->selectDb('mysql');
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}
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$this->addScriptFiles(['vendor/chart.umd.js', 'server/status/queries.js']);
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$chart = [];
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if ($this->data->dataLoaded) {
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$hourFactor = 3600 / $this->data->status['Uptime'];
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$usedQueries = $this->data->usedQueries;
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$totalQueries = array_sum($usedQueries);
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$stats = [
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'total' => $totalQueries,
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'per_hour' => $totalQueries * $hourFactor,
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'per_minute' => $totalQueries * 60 / $this->data->status['Uptime'],
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'per_second' => $totalQueries / $this->data->status['Uptime'],
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];
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// reverse sort by value to show most used statements first
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arsort($usedQueries);
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$querySum = array_sum($usedQueries);
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$otherSum = 0;
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$queries = [];
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foreach ($usedQueries as $key => $value) {
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// For the percentage column, use Questions - Connections, because
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// the number of connections is not an item of the Query types
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// but is included in Questions. Then the total of the percentages is 100.
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$name = mb_convert_case(str_replace(['Com_', '_'], ['', ' '], $key), MB_CASE_TITLE);
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// Group together values that make out less than 2% into "Other", but only
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// if we have more than 6 fractions already
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if ($value < $querySum * 0.02 && count($chart) > 6) {
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$otherSum += $value;
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} else {
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$chart[$name] = (int) $value;
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}
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$queries[$key] = [
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'name' => $name,
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'value' => $value,
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'per_hour' => $value * $hourFactor,
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'percentage' => $value * 100 / $totalQueries,
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];
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}
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if ($otherSum > 0) {
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$chart[__('Other statements')] = $otherSum;
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}
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}
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$chartData = ['labels' => array_keys($chart), 'data' => array_values($chart)];
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$this->render('server/status/queries/index', [
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'is_data_loaded' => $this->data->dataLoaded,
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'stats' => $stats ?? null,
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'queries' => $queries ?? [],
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'chart_data' => $chartData,
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]);
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}
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}
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