first commit

system/engine/registry.php

@@ -0,0 +1,94 @@
+<?php
+/**
+ * @package		OpenCart
+ * @author		Daniel Kerr
+ * @copyright	Copyright (c) 2005 - 2022, OpenCart, Ltd. (https://www.opencart.com/)
+ * @license		https://opensource.org/licenses/GPL-3.0
+ * @link		https://www.opencart.com
+*/
+namespace Opencart\System\Engine;
+/**
+ * Class Registry
+ */
+class Registry {
+	/**
+	 * @var array
+	 */
+	private array $data = [];
+
+	/**
+	 * __get
+	 *
+	 * https://www.php.net/manual/en/language.oop5.overloading.php#object.get
+	 *
+	 * @param    string  $key
+	 *
+	 * @return   object
+	 */
+	public function __get(string $key): object|null {
+		return $this->get($key);
+	}
+
+	/**
+	 * __set
+	 *
+	 * https://www.php.net/manual/en/language.oop5.overloading.php#object.set
+	 *
+	 * @param    string  $key
+	 * @param    object  $value
+	 *
+	 * @return   null
+	 */
+	public function __set(string $key, object $value): void {
+		$this->set($key, $value);
+	}
+	
+	/**
+     * Get
+     *
+     * @param	string	$key
+	 * 
+	 * @return	object
+     */
+	public function get(string $key): object|null {
+		return isset($this->data[$key]) ? $this->data[$key] : null;
+	}
+
+    /**
+     * Set
+     *
+     * @param	string	$key
+	 * @param	object	$value
+	 *
+	 * @return void
+     */	
+	public function set(string $key, object $value): void {
+		$this->data[$key] = $value;
+	}
+	
+    /**
+     * Has
+     *
+     * @param	string	$key
+	 *
+	 * @return	bool
+     */
+	public function has(string $key): bool {
+		return isset($this->data[$key]);
+	}
+
+	/**
+	 * Unset
+	 *
+	 * Unsets registry value by key.
+	 *
+	 * @param	string	$key
+	 *
+	 * @return	null
+	 */
+	public function unset(string $key): void {
+		if (isset($this->data[$key])) {
+			unset($this->data[$key]);
+		}
+	}
+}