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image-optimization.php
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<?php /** * Plugin Name: Image Optimizer - Compress, Resize and Optimize Images * Description: Automatically resize, optimize, and convert images to WebP and AVIF. Compress images in bulk or on upload to boost your WordPress site performance. * Plugin URI: https://go.elementor.com/wp-repo-description-tab-io-product-page/ * Version: 1.7.4 * Author: Elementor.com * Author URI: https://go.elementor.com/author-uri-io/ * Text Domain: image-optimization * License: GPL-3 * License URI: https://www.gnu.org/licenses/gpl-3.0.en.html * * Image Optimizer 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 3 of the License, or * any later version. * * Image Optimizer 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. */ use ImageOptimization\Modules\Core\Module as CoreModule; if ( ! defined( 'ABSPATH' ) ) { exit; // Exit if accessed directly. } define( 'IMAGE_OPTIMIZATION_VERSION', '1.7.4' ); define( 'IMAGE_OPTIMIZATION_FILE', __FILE__ ); define( 'IMAGE_OPTIMIZATION_PATH', plugin_dir_path( IMAGE_OPTIMIZATION_FILE ) ); define( 'IMAGE_OPTIMIZATION_URL', plugins_url( '/', IMAGE_OPTIMIZATION_FILE ) ); define( 'IMAGE_OPTIMIZATION_ASSETS_PATH', IMAGE_OPTIMIZATION_PATH . 'assets/' ); define( 'IMAGE_OPTIMIZATION_ASSETS_URL', IMAGE_OPTIMIZATION_URL . 'assets/' ); define( 'IMAGE_OPTIMIZATION_PLUGIN_FILE', plugin_basename( IMAGE_OPTIMIZATION_FILE ) ); if ( ! defined( 'IMAGE_OPTIMIZATION_MINIMUM_LOG_LEVEL' ) ) { define( 'IMAGE_OPTIMIZATION_MINIMUM_LOG_LEVEL', 3 ); } register_deactivation_hook( __FILE__, [ CoreModule::class, 'on_deactivation' ] ); /** * ImageOptimization Class */ final class ImageOptimization { private $requirements_errors = []; const REQUIRED_EXTENSIONS = [ 'exif', 'fileinfo', 'gd', ]; /** * Constructor * * @access public */ public function __construct() { require_once IMAGE_OPTIMIZATION_PATH . 'vendor/autoload.php'; // Init Plugin add_action( 'plugins_loaded', [ $this, 'init' ], -11 ); } /** * Checks if all requirements met to safely start the plugin and renders admin notices * if something is not right. * * @access public * @return bool */ public function plugin_can_start(): bool { $can_start = true; if ( ! version_compare( PHP_VERSION, '7.4', '>=' ) ) { $this->requirements_errors[] = sprintf( '%1$s <a href="https://go.elementor.com/wp-dash-update-php/" target="_blank">%2$s</a>', sprintf( /* translators: %s: PHP version. */ esc_html__( 'Update to PHP version %s and get back to optimizing!', 'image-optimization' ), '7.4', ), esc_html__( 'Show me how', 'image-optimization' ) ); $can_start = false; } if ( count( $this->get_missing_extensions_list() ) ) { $missed_extensions = $this->get_missing_extensions_list(); $this->requirements_errors[] = sprintf( esc_html__( 'The following required PHP extensions are missing: %s', 'image-optimization' ), implode( ', ', $missed_extensions ) ); $can_start = false; } if ( ! $this->is_db_json_supported() ) { $this->requirements_errors[] = sprintf( /* translators: 1: MySQL minimum version. 2: MariaDB minimum version. */ esc_html__( 'The database server version is outdated. Update to MySQL version %1$s or MariaDB version %2$s.', 'image-optimization' ), '5.7', '10.2' ); $can_start = false; } $upload_dir = wp_upload_dir(); if ( ! wp_is_writable( $upload_dir['basedir'] ) ) { $this->requirements_errors[] = esc_html__( 'Your site doesn’t have the necessary read/write permissions for your file system to use this plugin. Please contact your hosting provider to resolve this matter.', 'image-optimization', ); $can_start = false; } return $can_start; } /** * Retrieve an array of missing extensions mentioned in self::REQUIRED_EXTENSIONS. * * @access private * @return array Missing extensions. */ private function get_missing_extensions_list(): array { $output = []; foreach ( self::REQUIRED_EXTENSIONS as $extension ) { if ( ! extension_loaded( $extension ) ) { $output[] = $extension; } } return $output; } /** * The check is strictly based on the action scheduler requirements that needs JSON partial matching to work * with action queries. * * @return bool */ public function is_db_json_supported(): bool { global $wpdb; $db_server_info = is_callable( array( $wpdb, 'db_server_info' ) ) ? $wpdb->db_server_info() : $wpdb->db_version(); if ( false !== strpos( $db_server_info, 'MariaDB' ) ) { $supports_json = version_compare( PHP_VERSION_ID >= 80016 ? $wpdb->db_version() : preg_replace( '/[^0-9.].*/', '', str_replace( '5.5.5-', '', $db_server_info ) ), '10.2', '>=' ); } else { $supports_json = version_compare( $wpdb->db_version(), '5.7', '>=' ); } return (bool) $supports_json; } /** * Renders an admin notice if the setup did not meet requirements. * * Fired by `admin_notices` action hook. * * @access public * @return void */ public function add_requirements_error() { $message = sprintf( '<h3>%s</h3>', esc_html__( 'Image Optimizer isn’t running because:', 'image-optimization' ) ); $message .= '<ul>'; foreach ( $this->requirements_errors as $error ) { $message .= sprintf( '%s%s%s', '<li>', $error, '</li>' ); } $message .= '</ul>'; $html_message = sprintf( '<div class="error">%s</div>', wpautop( $message ) ); echo wp_kses_post( $html_message ); } /** * Initialize the plugin. * * Validates that PHP version is sufficient. Checks for basic plugin requirements, * if one check fail don't continue, if all check have passed include the plugin class. * * Fired by `plugins_loaded` action hook. * * @access public */ public function init() { if ( ! $this->plugin_can_start() ) { add_action( 'admin_notices', [ $this, 'add_requirements_error' ] ); } else { // Once we get here, We have passed all validation checks, so we can safely include our plugin require_once 'plugin.php'; } } } // Instantiate ImageOptimization. new ImageOptimization();