first commit

system/library/cache/redis.php

@@ -0,0 +1,70 @@
+<?php
+namespace Opencart\System\Library\Cache;
+/**
+ * Class Redis
+ *
+ * @package
+ */
+class Redis {
+	/**
+	 * @var object|\Redis
+	 */
+	private object $redis;
+	/**
+	 * @var int
+	 */
+	private int $expire;
+
+	/**
+	 * Constructor
+	 *
+	 * @param    int  $expire
+	 */
+	public function __construct(int $expire = 3600) {
+		$this->expire = $expire;
+
+		$this->redis = new \Redis();
+		$this->redis->pconnect(CACHE_HOSTNAME, CACHE_PORT);
+	}
+
+	/**
+	 * Get
+	 *
+	 * @param    string  $key
+	 *
+	 * @return	 array|string|null
+	 */
+	public function get(string $key): array|string|null {
+		$data = $this->redis->get(CACHE_PREFIX . $key);
+
+		return json_decode($data, true);
+	}
+
+	/**
+	 * Set
+	 *
+	 * @param    string  $key
+	 * @param    array|string|null  $value
+	 * @param	 int  $expire
+	 */
+	public function set(string $key, array|string|null $value, int $expire = 0) {
+		if (!$expire) {
+			$expire = $this->expire;
+		}
+
+		$status = $this->redis->set(CACHE_PREFIX . $key, json_encode($value));
+
+		if ($status) {
+			$this->redis->expire(CACHE_PREFIX . $key, $expire);
+		}
+	}
+
+	/**
+	 * Delete
+	 *
+	 * @param    string  $key
+	 */
+	public function delete(string $key): void {
+		$this->redis->del(CACHE_PREFIX . $key);
+	}
+}