image-optimization / image-optimization.php

image-optimization.php in Image Optimization – Compress Images and Convert to WebP or AVIF 1.6.6, at image-optimization.php

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1	<?php
2	/**
3	* Plugin Name: Image Optimizer - Compress, Resize and Optimize Images
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: 1.6.6
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
14	use ImageOptimization\Modules\Core\Module as CoreModule;
15
16	if ( ! defined( 'ABSPATH' ) ) {
17	exit; // Exit if accessed directly.
18	}
19
20	define( 'IMAGE_OPTIMIZATION_VERSION', '1.6.6' );
21	define( 'IMAGE_OPTIMIZATION_PATH', plugin_dir_path( __FILE__ ) );
22	define( 'IMAGE_OPTIMIZATION_URL', plugins_url( '/', __FILE__ ) );
23	define( 'IMAGE_OPTIMIZATION_ASSETS_PATH', IMAGE_OPTIMIZATION_PATH . 'assets/' );
24	define( 'IMAGE_OPTIMIZATION_ASSETS_URL', IMAGE_OPTIMIZATION_URL . 'assets/' );
25	define( 'IMAGE_OPTIMIZATION_PLUGIN_FILE', basename( __FILE__ ) );
26
27	register_deactivation_hook(
28	__FILE__,
29	[ CoreModule::class, 'on_deactivation' ]
30	);
31
32	/**
33	* ImageOptimization Class
34	*/
35	final class ImageOptimization {
36	private $requirements_errors = [];
37	const REQUIRED_EXTENSIONS = [
38	'exif',
39	'fileinfo',
40	'gd',
41	];
42
43	/**
44	* Constructor
45	*
46	* @access public
47	*/
48	public function __construct() {
49	// Load translation
50	add_action( 'plugins_loaded', [ $this, 'i18n' ] );
51
52	// Init Plugin
53	add_action( 'plugins_loaded', [ $this, 'init' ], -11 );
54	}
55
56	/**
57	* Load plugin localization files.
58	*
59	* Fired by `plugins_loaded` action hook.
60	*
61	* @access public
62	*/
63	public function i18n() {
64	load_plugin_textdomain( 'image-optimization' );
65	}
66
67	/**
68	* Checks if all requirements met to safely start the plugin and renders admin notices
69	* if something is not right.
70	*
71	* @access public
72	* @return bool
73	*/
74	public function plugin_can_start(): bool {
75	$can_start = true;
76
77	if ( ! version_compare( PHP_VERSION, '7.4', '>=' ) ) {
78	$this->requirements_errors[] = sprintf(
79	'%1$s <a href="https://go.elementor.com/wp-dash-update-php/" target="_blank">%2$s</a>',
80	sprintf(
81	/* translators: %s: PHP version. */
82	esc_html__( 'Update to PHP version %s and get back to optimizing!', 'image-optimization' ),
83	'7.4',
84	),
85	esc_html__( 'Show me how', 'image-optimization' )
86	);
87
88	$can_start = false;
89	}
90
91	if ( count( $this->get_missing_extensions_list() ) ) {
92	$missed_extensions = $this->get_missing_extensions_list();
93
94	$this->requirements_errors[] = sprintf(
95	esc_html__( 'The following required PHP extensions are missing: %s', 'image-optimization' ),
96	implode( ', ', $missed_extensions )
97	);
98
99	$can_start = false;
100	}
101
102	if ( ! $this->is_db_json_supported() ) {
103	$this->requirements_errors[] = sprintf(
104	/* translators: 1: MySQL minimum version. 2: MariaDB minimum version. */
105	esc_html__(
106	'The database server version is outdated. Update to MySQL version %1$s or MariaDB version %2$s.',
107	'image-optimization'
108	),
109	'5.7',
110	'10.2'
111	);
112
113	$can_start = false;
114	}
115
116	$upload_dir = wp_upload_dir();
117
118	if ( ! wp_is_writable( $upload_dir['basedir'] ) ) {
119	$this->requirements_errors[] = esc_html__(
120	'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.',
121	'image-optimization',
122	);
123
124	$can_start = false;
125	}
126
127	return $can_start;
128	}
129
130	/**
131	* Retrieve an array of missing extensions mentioned in self::REQUIRED_EXTENSIONS.
132	*
133	* @access private
134	* @return array Missing extensions.
135	*/
136	private function get_missing_extensions_list(): array {
137	$output = [];
138
139	foreach ( self::REQUIRED_EXTENSIONS as $extension ) {
140	if ( ! extension_loaded( $extension ) ) {
141	$output[] = $extension;
142	}
143	}
144
145	return $output;
146	}
147
148	public function is_db_json_supported(): bool {
149	global $wpdb;
150
151	$result = $wpdb->query("
152	SELECT JSON_EXTRACT('[1, 2]', '$[1]');
153	");
154
155	return false !== $result;
156	}
157
158	/**
159	* Renders an admin notice if the setup did not meet requirements.
160	*
161	* Fired by `admin_notices` action hook.
162	*
163	* @access public
164	* @return void
165	*/
166	public function add_requirements_error() {
167	$message = sprintf(
168	'<h3>%s</h3>',
169	esc_html__( 'Image Optimizer isn’t running because:', 'image-optimization' )
170	);
171
172	$message .= '<ul>';
173
174	foreach ( $this->requirements_errors as $error ) {
175	$message .= sprintf(
176	'%s%s%s',
177	'<li>',
178	$error,
179	'</li>'
180	);
181	}
182
183	$message .= '</ul>';
184
185	$html_message = sprintf( '<div class="error">%s</div>', wpautop( $message ) );
186
187	echo wp_kses_post( $html_message );
188	}
189
190	/**
191	* Initialize the plugin.
192	*
193	* Validates that PHP version is sufficient. Checks for basic plugin requirements,
194	* if one check fail don't continue, if all check have passed include the plugin class.
195	*
196	* Fired by `plugins_loaded` action hook.
197	*
198	* @access public
199	*/
200	public function init() {
201	if ( ! $this->plugin_can_start() ) {
202	add_action( 'admin_notices', [ $this, 'add_requirements_error' ] );
203	} else {
204	// Once we get here, We have passed all validation checks, so we can safely include our plugin
205	require_once 'plugin.php';
206	}
207	}
208	}
209
210	// Instantiate ImageOptimization.
211	new ImageOptimization();
212