smush-mu-fix-db-version-mis-detection.php

smush-mu-fix-db-version-mis-detection.php

<?php
/**
 * Plugin Name: [Smush Pro] - Fix wrong detection of DB version on some DBs
 * Description: [Smush Pro] - For some DB version that starts with numbers other than DB version like 5.5.5-10.4.20-MariaDB-1
 * Jira: SLS-5120
 * Author: Abdoljabbar Bakhshande
 * Author URI: https://wpmudev.com
 * License: GPLv2 or later
 *
 * @package WordPress
 */

if ( ! defined( 'ABSPATH' ) ) { exit; } elseif ( defined( 'WP_CLI' ) && WP_CLI ) { return; }

add_action( 'after_setup_theme', 'smush_mu_fix_db_version_mis_detection', 100 );

function smush_mu_fix_db_version_mis_detection() {
	if ( class_exists( 'WP_Smush' ) ) {
		$old_md5       = get_site_option( 'smush-mu-fix-db-version' );
		$original_file = WP_PLUGIN_DIR . '/wp-smush-pro/core/class-server-utils.php';
		if ( @file_exists( $original_file ) ) {
			$md5 = md5_file( $original_file );
			if ( $old_md5 !== $md5 ) {
				$content = @file_get_contents( $original_file );
				if ( ! strpos( $content, '10.4.20' ) ) {
					$custom_code = base64_decode( 'cHJpdmF0ZSAkbXlzcWxfdmVyc2lvbiA9ICcxMC40LjIwJw==' );
					$content     = str_replace( 'private $mysql_version', $custom_code, $content );

					@file_put_contents( $original_file, $content );
					$md5 = md5_file( $original_file );
				}
				update_site_option( 'smush-mu-fix-db-version', $md5 );
			}
		}
	}
}