Predis to v2.2.2

plugins/cache-redis/Predis/Command/Redis/SENTINEL.php

@@ -0,0 +1,70 @@
+<?php
+
+/*
+ * This file is part of the Predis package.
+ *
+ * (c) 2009-2020 Daniele Alessandri
+ * (c) 2021-2023 Till Krüss
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Predis\Command\Redis;
+
+use Predis\Command\Command as RedisCommand;
+
+/**
+ * @see http://redis.io/topics/sentinel
+ */
+class SENTINEL extends RedisCommand
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getId()
+    {
+        return 'SENTINEL';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function parseResponse($data)
+    {
+        $argument = $this->getArgument(0);
+        $argument = is_null($argument) ? null : strtolower($argument);
+
+        switch ($argument) {
+            case 'masters':
+            case 'slaves':
+                return self::processMastersOrSlaves($data);
+
+            default:
+                return $data;
+        }
+    }
+
+    /**
+     * Returns a processed response to SENTINEL MASTERS or SENTINEL SLAVES.
+     *
+     * @param array $servers List of Redis servers.
+     *
+     * @return array
+     */
+    protected static function processMastersOrSlaves(array $servers)
+    {
+        foreach ($servers as $idx => $node) {
+            $processed = [];
+            $count = count($node);
+
+            for ($i = 0; $i < $count; ++$i) {
+                $processed[$node[$i]] = $node[++$i];
+            }
+
+            $servers[$idx] = $processed;
+        }
+
+        return $servers;
+    }
+}