Add a generic tester plugin

Author: joedolson

tester.php

@@ -0,0 +1,57 @@
+<?php
+/**
+ * PHP Tester - Plugins
+ *
+ * @package     PHP Tester
+ * @author      Joe Dolson
+ * @copyright   2021 PHP Tester
+ * @license     GPL-2.0+
+ *
+ * @wordpress-plugin
+ * Plugin Name: PHP Tester
+ * Plugin URI:  http://localhost
+ * Description: Convenient way to quickly run arbitrary PHP.
+ * Author:      Joseph C Dolson
+ * Author URI:  https://www.joedolson.com
+ * Text Domain: localhost
+ * License:     GPL-2.0+
+ * License URI: http://www.gnu.org/license/gpl-2.0.txt
+ * Domain Path: lang
+ * Version:     1.0.0
+ */
+
+/*
+	Copyright 2020-2024  Localhost Tester
+
+	This program is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program; if not, write to the Free Software
+	Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+// Exit if accessed directly.
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
+
+if ( ! defined( 'SCRIPT_DEBUG' ) ) {
+	define( 'SCRIPT_DEBUG', true );
+}
+
+add_action( 'admin_notices', 'debugging_processor' );
+function debugging_processor() {
+	if ( isset( $_GET['debug'] ) ) {
+		$result = mc_upgrade_db();
+
+		wp_admin_notice( print_r( $result, 1 ) );
+	}
+}