Update website

admin/phpMyAdmin/libraries/classes/Controllers/Server/Status/QueriesController.php

@@ -0,0 +1,109 @@
+<?php
+/**
+ * Displays query statistics for the server
+ */
+
+declare(strict_types=1);
+
+namespace PhpMyAdmin\Controllers\Server\Status;
+
+use PhpMyAdmin\DatabaseInterface;
+use PhpMyAdmin\Response;
+use PhpMyAdmin\Server\Status\Data;
+use PhpMyAdmin\Template;
+use PhpMyAdmin\Url;
+use function array_sum;
+use function arsort;
+use function count;
+use function str_replace;
+
+class QueriesController extends AbstractController
+{
+    /** @var DatabaseInterface */
+    private $dbi;
+
+    /**
+     * @param Response          $response
+     * @param Data              $data
+     * @param DatabaseInterface $dbi
+     */
+    public function __construct($response, Template $template, $data, $dbi)
+    {
+        parent::__construct($response, $template, $data);
+        $this->dbi = $dbi;
+    }
+
+    public function index(): void
+    {
+        global $err_url;
+
+        $err_url = Url::getFromRoute('/');
+
+        if ($this->dbi->isSuperUser()) {
+            $this->dbi->selectDb('mysql');
+        }
+
+        $this->addScriptFiles([
+            'chart.js',
+            'vendor/jqplot/jquery.jqplot.js',
+            'vendor/jqplot/plugins/jqplot.pieRenderer.js',
+            'vendor/jqplot/plugins/jqplot.highlighter.js',
+            'vendor/jqplot/plugins/jqplot.enhancedPieLegendRenderer.js',
+            'vendor/jquery/jquery.tablesorter.js',
+            'server/status/sorter.js',
+            'server/status/queries.js',
+        ]);
+
+        if ($this->data->dataLoaded) {
+            $hourFactor = 3600 / $this->data->status['Uptime'];
+            $usedQueries = $this->data->usedQueries;
+            $totalQueries = array_sum($usedQueries);
+
+            $stats = [
+                'total' => $totalQueries,
+                'per_hour' => $totalQueries * $hourFactor,
+                'per_minute' => $totalQueries * 60 / $this->data->status['Uptime'],
+                'per_second' => $totalQueries / $this->data->status['Uptime'],
+            ];
+
+            // reverse sort by value to show most used statements first
+            arsort($usedQueries);
+
+            $chart = [];
+            $querySum = array_sum($usedQueries);
+            $otherSum = 0;
+            $queries = [];
+            foreach ($usedQueries as $key => $value) {
+                // For the percentage column, use Questions - Connections, because
+                // the number of connections is not an item of the Query types
+                // but is included in Questions. Then the total of the percentages is 100.
+                $name = str_replace(['Com_', '_'], ['', ' '], $key);
+                // Group together values that make out less than 2% into "Other", but only
+                // if we have more than 6 fractions already
+                if ($value < $querySum * 0.02 && count($chart) > 6) {
+                    $otherSum += $value;
+                } else {
+                    $chart[$name] = $value;
+                }
+
+                $queries[$key] = [
+                    'name' => $name,
+                    'value' => $value,
+                    'per_hour' => $value * $hourFactor,
+                    'percentage' => $value * 100 / $totalQueries,
+                ];
+            }
+
+            if ($otherSum > 0) {
+                $chart[__('Other')] = $otherSum;
+            }
+        }
+
+        $this->render('server/status/queries/index', [
+            'is_data_loaded' => $this->data->dataLoaded,
+            'stats' => $stats ?? null,
+            'queries' => $queries ?? [],
+            'chart' => $chart ?? [],
+        ]);
+    }
+}