image-optimization / image-optimization.php

image-optimization.php in Image Optimization – Compress Images and Convert to WebP or AVIF 1.7.6, at image-optimization.php

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1	<?php
2	/**
3	* Plugin Name: Image Optimization - Optimize Images and Convert to WebP or AVIF
4	* Description: Automatically resize, optimize, and convert images to WebP and AVIF. Compress images in bulk or on upload to boost your WordPress site performance.
5	* Plugin URI: https://go.elementor.com/wp-repo-description-tab-io-product-page/
6	* Version: 1.7.6
7	* Author: Elementor.com
8	* Author URI: https://go.elementor.com/author-uri-io/
9	* Text Domain: image-optimization
10	* License: GPL-3
11	* License URI: https://www.gnu.org/licenses/gpl-3.0.en.html
12	*
13	* Image Optimization is free software: you can redistribute it and/or modify
14	* it under the terms of the GNU General Public License as published by
15	* the Free Software Foundation, either version 3 of the License, or
16	* any later version.
17	*
18	* Image Optimization is distributed in the hope that it will be useful,
19	* but WITHOUT ANY WARRANTY; without even the implied warranty of
20	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21	* GNU General Public License for more details.
22	*/
23
24	use ImageOptimization\Modules\Core\Module as CoreModule;
25
26	if ( ! defined( 'ABSPATH' ) ) {
27	exit; // Exit if accessed directly.
28	}
29
30	define( 'IMAGE_OPTIMIZATION_VERSION', '1.7.6' );
31	define( 'IMAGE_OPTIMIZATION_FILE', __FILE__ );
32	define( 'IMAGE_OPTIMIZATION_PATH', plugin_dir_path( IMAGE_OPTIMIZATION_FILE ) );
33	define( 'IMAGE_OPTIMIZATION_URL', plugins_url( '/', IMAGE_OPTIMIZATION_FILE ) );
34	define( 'IMAGE_OPTIMIZATION_ASSETS_PATH', IMAGE_OPTIMIZATION_PATH . 'assets/' );
35	define( 'IMAGE_OPTIMIZATION_ASSETS_URL', IMAGE_OPTIMIZATION_URL . 'assets/' );
36	define( 'IMAGE_OPTIMIZATION_PLUGIN_FILE', plugin_basename( IMAGE_OPTIMIZATION_FILE ) );
37
38	if ( ! defined( 'IMAGE_OPTIMIZATION_MINIMUM_LOG_LEVEL' ) ) {
39	define( 'IMAGE_OPTIMIZATION_MINIMUM_LOG_LEVEL', 3 );
40	}
41
42	register_deactivation_hook(
43	__FILE__,
44	[ CoreModule::class, 'on_deactivation' ]
45	);
46
47	/**
48	* ImageOptimization Class
49	*/
50	final class ImageOptimization {
51	private $requirements_errors = [];
52	const REQUIRED_EXTENSIONS = [
53	'exif',
54	'fileinfo',
55	'gd',
56	];
57
58	/**
59	* Constructor
60	*
61	* @access public
62	*/
63	public function __construct() {
64	require_once IMAGE_OPTIMIZATION_PATH . 'vendor/autoload.php';
65
66	// Init Plugin
67	add_action( 'plugins_loaded', [ $this, 'init' ], -11 );
68	}
69
70	/**
71	* Checks if all requirements met to safely start the plugin and renders admin notices
72	* if something is not right.
73	*
74	* @access public
75	* @return bool
76	*/
77	public function plugin_can_start(): bool {
78	$can_start = true;
79
80	if ( ! version_compare( PHP_VERSION, '7.4', '>=' ) ) {
81	$this->requirements_errors[] = sprintf(
82	'%1$s <a href="https://go.elementor.com/wp-dash-update-php/" target="_blank">%2$s</a>',
83	sprintf(
84	/* translators: %s: PHP version. */
85	esc_html__( 'Update to PHP version %s and get back to optimizing!', 'image-optimization' ),
86	'7.4',
87	),
88	esc_html__( 'Show me how', 'image-optimization' )
89	);
90
91	$can_start = false;
92	}
93
94	if ( count( $this->get_missing_extensions_list() ) ) {
95	$missed_extensions = $this->get_missing_extensions_list();
96
97	$this->requirements_errors[] = sprintf(
98	esc_html__( 'The following required PHP extensions are missing: %s', 'image-optimization' ),
99	implode( ', ', $missed_extensions )
100	);
101
102	$can_start = false;
103	}
104
105	if ( ! $this->is_db_json_supported() ) {
106	$this->requirements_errors[] = sprintf(
107	/* translators: 1: MySQL minimum version. 2: MariaDB minimum version. */
108	esc_html__(
109	'The database server version is outdated. Update to MySQL version %1$s or MariaDB version %2$s.',
110	'image-optimization'
111	),
112	'5.7',
113	'10.2'
114	);
115
116	$can_start = false;
117	}
118
119	$upload_dir = wp_upload_dir();
120
121	if ( ! wp_is_writable( $upload_dir['basedir'] ) ) {
122	$this->requirements_errors[] = esc_html__(
123	'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.',
124	'image-optimization',
125	);
126
127	$can_start = false;
128	}
129
130	return $can_start;
131	}
132
133	/**
134	* Retrieve an array of missing extensions mentioned in self::REQUIRED_EXTENSIONS.
135	*
136	* @access private
137	* @return array Missing extensions.
138	*/
139	private function get_missing_extensions_list(): array {
140	$output = [];
141
142	foreach ( self::REQUIRED_EXTENSIONS as $extension ) {
143	if ( ! extension_loaded( $extension ) ) {
144	$output[] = $extension;
145	}
146	}
147
148	return $output;
149	}
150
151	/**
152	* The check is strictly based on the action scheduler requirements that needs JSON partial matching to work
153	* with action queries.
154	*
155	* @return bool
156	*/
157	public function is_db_json_supported(): bool {
158	global $wpdb;
159
160	$db_server_info = is_callable( array( $wpdb, 'db_server_info' ) ) ? $wpdb->db_server_info() : $wpdb->db_version();
161
162	if ( false !== strpos( $db_server_info, 'MariaDB' ) ) {
163	$supports_json = version_compare(
164	PHP_VERSION_ID >= 80016 ? $wpdb->db_version() : preg_replace( '/[^0-9.].*/', '', str_replace( '5.5.5-', '', $db_server_info ) ),
165	'10.2',
166	'>='
167	);
168	} else {
169	$supports_json = version_compare( $wpdb->db_version(), '5.7', '>=' );
170	}
171
172	return (bool) $supports_json;
173	}
174
175	/**
176	* Renders an admin notice if the setup did not meet requirements.
177	*
178	* Fired by `admin_notices` action hook.
179	*
180	* @access public
181	* @return void
182	*/
183	public function add_requirements_error() {
184	$message = sprintf(
185	'<h3>%s</h3>',
186	esc_html__( 'Image Optimization isn’t running because:', 'image-optimization' )
187	);
188
189	$message .= '<ul>';
190
191	foreach ( $this->requirements_errors as $error ) {
192	$message .= sprintf(
193	'%s%s%s',
194	'<li>',
195	$error,
196	'</li>'
197	);
198	}
199
200	$message .= '</ul>';
201
202	$html_message = sprintf( '<div class="error">%s</div>', wpautop( $message ) );
203
204	echo wp_kses_post( $html_message );
205	}
206
207	/**
208	* Initialize the plugin.
209	*
210	* Validates that PHP version is sufficient. Checks for basic plugin requirements,
211	* if one check fail don't continue, if all check have passed include the plugin class.
212	*
213	* Fired by `plugins_loaded` action hook.
214	*
215	* @access public
216	*/
217	public function init() {
218	if ( ! $this->plugin_can_start() ) {
219	add_action( 'admin_notices', [ $this, 'add_requirements_error' ] );
220	} else {
221	// Once we get here, We have passed all validation checks, so we can safely include our plugin
222	require_once 'plugin.php';
223	}
224	}
225	}
226
227	// Instantiate ImageOptimization.
228	new ImageOptimization();
229