squeeze / squeeze.php

squeeze.php in Squeeze – Image Optimization & Compression, WEBP Conversion 1.7.10, at squeeze.php

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1	<?php
2
3	/**
4	* Plugin Name: Squeeze – Image Optimization & Compression, WebP Conversion
5	* Description: Compress unlimited images directly into your browser. Convert images to WebP format. No limits on file size or number of images. No third-party services or API keys required.
6	* Author URI: https://pluginarium.com
7	* Author: Bogdan Bendziukov
8	* Version: 1.7.10
9	*
10	* Text Domain: squeeze
11	* Domain Path: /languages
12	*
13	* License: GPLv3
14	* License URI: https://www.gnu.org/licenses/gpl-3.0.html
15	*
16	*
17	*/
18	namespace SqueezeFree;
19
20	// Exit if accessed directly.
21	if ( !defined( 'ABSPATH' ) ) {
22	exit;
23	}
24	class SqueezeInit {
25	/**
26	* Plugin version
27	*/
28	const VERSION = '1.7.10';
29
30	const CHECKOUT_URL = 'https://checkout.freemius.com/plugin/17217/plan/28703/';
31
32	/**
33	* Allowed image formats
34	*/
35	const ALLOWED_IMAGE_FORMATS = array(
36	'jpg' => 'JPG/JPEG',
37	'png' => 'PNG',
38	'webp' => 'WebP',
39	'avif' => 'AVIF',
40	);
41
42	// Array containing dynamic data for a JS Global.
43	public static $LOCALIZE_ARGS;
44
45	public static $JS_OPTIONS = array();
46
47	public static $SqueezeHelpers;
48
49	public static $SqueezeSettings;
50
51	public static $SqueezeHandlers;
52
53	public static $SqueezePremium;
54
55	public static $UPGRADE_URL;
56
57	public static $SETTINGS_URL;
58
59	/**
60	* Media per page
61	*/
62	public static $MEDIA_PER_PAGE;
63
64	/**
65	* Plugin directory
66	*/
67	public static $PLUGIN_DIR;
68
69	/**
70	* Plugin URL
71	*/
72	public static $PLUGIN_URL;
73
74	public static $DOCS_URL = 'https://pluginarium.com/squeeze/squeeze-documentation/';
75
76	/**
77	* Initialize the plugin
78	*/
79	public function __construct() {
80	self::$PLUGIN_DIR = plugin_dir_path( __FILE__ );
81	self::$PLUGIN_URL = plugin_dir_url( __FILE__ );
82	self::$MEDIA_PER_PAGE = apply_filters( 'squeeze_media_per_page', 50 );
83	self::$UPGRADE_URL = admin_url( 'options-general.php?page=squeeze#squeeze_upgrade' );
84	self::$SETTINGS_URL = admin_url( 'options-general.php?page=squeeze' );
85	$this->load_helpers();
86	$this->load_handlers();
87	$this->load_settings();
88	self::$SqueezeHelpers = new SqueezeHelpers();
89	self::$SqueezeSettings = new SqueezeSettings();
90	self::$SqueezeHandlers = new SqueezeHandlers();
91	// Defer compat module loading until after all plugins have initialised.
92	// If load_compat() runs in __construct() the WP Offload Media class may not
93	// exist yet (plugins are loaded in file-system order), so is_active() returns
94	// false and none of the sync / URL-override hooks get registered.
95	add_action( 'plugins_loaded', array($this, 'load_compat'), 20 );
96	add_action( 'init', [$this, 'prepare_localize_args'] );
97	add_action( 'plugins_loaded', array($this, 'load_textdomain') );
98	add_action( 'admin_enqueue_scripts', array($this, 'load_assets') );
99	add_action( 'wp_enqueue_scripts', array($this, 'load_voxel_frontend_assets'), 25 );
100	add_filter(
101	'plugin_action_links',
102	array($this, 'plugin_action_links'),
103	10,
104	2
105	);
106	add_action( 'enqueue_block_editor_assets', array($this, 'load_editor_assets') );
107	add_action( 'squeeze_freemius_loaded', array($this, 'load_freemius') );
108	register_activation_hook( __FILE__, array($this, 'activation_actions') );
109	add_action( 'admin_init', array($this, 'maybe_redirect_to_bulk_page') );
110	}
111
112	/**
113	* Load plugin textdomain
114	*/
115	public function load_textdomain() {
116	load_plugin_textdomain( 'squeeze', false, dirname( plugin_basename( __FILE__ ) ) . '/languages' );
117	}
118
119	public function load_freemius() {
120	}
121
122	public function opt_in_freemius() {
123	}
124
125	public function freemius_admin_notices() {
126	}
127
128	public function prepare_localize_args() {
129	$options = get_option( 'squeeze_options' );
130	$default_options = self::$SqueezeHelpers->get_default_value( null, true );
131	// get all default values
132	$js_options = array();
133	foreach ( $default_options as $key => $value ) {
134	if ( isset( $options[$key] ) ) {
135	if ( is_numeric( $options[$key] ) ) {
136	$js_options[$key] = floatval( $options[$key] );
137	} elseif ( $options[$key] === "on" ) {
138	$js_options[$key] = true;
139	} elseif ( $key === "compress_thumbs" ) {
140	$js_options[$key] = $options[$key];
141	} else {
142	$js_options[$key] = $options[$key];
143	//echo $key . ': ' . $js_options[$key] . ',' . $options[$key] . '<br>';
144	}
145	} else {
146	$js_options[$key] = $value;
147	}
148	}
149	self::$JS_OPTIONS = $js_options;
150	self::$LOCALIZE_ARGS = array(
151	'isPremium' => false,
152	'pluginUrl' => self::$PLUGIN_URL,
153	'upgradeUrl' => self::$UPGRADE_URL,
154	'ajaxUrl' => admin_url( 'admin-ajax.php' ),
155	'nonce' => wp_create_nonce( 'squeeze-nonce' ),
156	'restNonce' => wp_create_nonce( 'wp_rest' ),
157	'options' => wp_json_encode( self::$JS_OPTIONS ),
158	'templateBase' => self::$PLUGIN_URL . 'assets/templates/',
159	'templates' => array(
160	'logWrapper' => self::$PLUGIN_URL . 'assets/templates/log-wrapper.html',
161	'logStep' => self::$PLUGIN_URL . 'assets/templates/log-step.html',
162	'logDetailsButton' => self::$PLUGIN_URL . 'assets/templates/log-details-button.html',
163	'directoryItem' => self::$PLUGIN_URL . 'assets/templates/directory-item.html',
164	'directoryItemEmpty' => self::$PLUGIN_URL . 'assets/templates/directory-item-empty.html',
165	'pathListItem' => self::$PLUGIN_URL . 'assets/templates/path-list-item.html',
166	'previewSqueeze' => self::$PLUGIN_URL . 'assets/templates/preview-squeeze.html',
167	),
168	'settingsPageUrl' => admin_url( 'options-general.php?page=squeeze' ),
169	);
170	}
171
172	public function load_settings() {
173	require_once self::$PLUGIN_DIR . 'inc/settings.php';
174	}
175
176	public function load_handlers() {
177	require_once self::$PLUGIN_DIR . 'inc/handlers.php';
178	}
179
180	public function load_helpers() {
181	require_once self::$PLUGIN_DIR . 'inc/helpers.php';
182	}
183
184	/**
185	* Load third-party plugin compatibility modules.
186	* Each module is self-contained and checks whether the target plugin is active
187	* before registering any hooks.
188	*/
189	public function load_compat() {
190	// WP Offload Media (amazon-s3-and-cloudfront) — push WebP files to external storage.
191	require_once self::$PLUGIN_DIR . 'inc/compat/offload-media.php';
192	new SqueezeOffloadMedia();
193	}
194
195	/**
196	* Script dependencies: admin needs media/plupload; frontend (Voxel) only needs i18n + domReady.
197	*
198	* @return string[]
199	*/
200	protected function get_squeeze_script_dependencies() {
201	if ( is_admin() ) {
202	return array(
203	'jquery',
204	'jquery-ui-core',
205	'wp-mediaelement',
206	'wp-i18n',
207	'wp-dom-ready'
208	);
209	}
210	return array('jquery', 'wp-i18n', 'wp-dom-ready');
211	}
212
213	/**
214	* Whether the active theme (or parent) is Voxel.
215	*/
216	protected function is_voxel_theme_active() {
217	$theme = wp_get_theme();
218	$slug = $theme->get_template();
219	$active = is_string( $slug ) && strtolower( $slug ) === 'voxel';
220	/**
221	* @since 1.7.8
222	* @param bool $active Whether the active parent theme is Voxel.
223	* @param string $slug Parent theme directory slug (stylesheet template).
224	*/
225	return (bool) apply_filters( 'squeeze_is_voxel_theme', $active, ( is_string( $slug ) ? $slug : '' ) );
226	}
227
228	/**
229	* Voxel create-post / file fields upload via multipart FormData to admin-ajax.php, not wp.Uploader.
230	* Load Squeeze on the frontend so client-side compression can run for logged-in users who can upload.
231	*/
232	public function load_voxel_frontend_assets() {
233	static $voxel_squeeze_enqueued = false;
234	if ( $voxel_squeeze_enqueued ) {
235	return;
236	}
237	if ( !$this->is_voxel_theme_active() ) {
238	return;
239	}
240	if ( !is_user_logged_in() \|\| !current_user_can( 'upload_files' ) ) {
241	return;
242	}
243	wp_enqueue_script(
244	'squeeze-script',
245	self::$PLUGIN_URL . 'assets/js/script.bundle.js',
246	$this->get_squeeze_script_dependencies(),
247	self::VERSION,
248	true
249	);
250	wp_localize_script( 'squeeze-script', 'squeezeOptions', self::$LOCALIZE_ARGS );
251	wp_set_script_translations( 'squeeze-script', 'squeeze', self::$PLUGIN_DIR . 'languages' );
252	$voxel_squeeze_enqueued = true;
253	}
254
255	/**
256	* Enqueue assets
257	*/
258	public function load_assets() {
259	global $pagenow;
260	if ( !wp_script_is( 'media-editor', 'enqueued' ) ) {
261	wp_enqueue_media();
262	}
263	// Enqueue script for backend.
264	wp_enqueue_script(
265	'squeeze-script',
266	self::$PLUGIN_URL . 'assets/js/script.bundle.js',
267	$this->get_squeeze_script_dependencies(),
268	self::VERSION,
269	true
270	);
271	// WP Localized globals. Use dynamic PHP stuff in JavaScript via `squeeze` object.
272	wp_localize_script( 'squeeze-script', 'squeezeOptions', self::$LOCALIZE_ARGS );
273	if ( $pagenow === 'upload.php' && isset( $_GET['page'] ) && $_GET['page'] === 'squeeze-bulk' ) {
274	wp_localize_script( 'squeeze-script', 'squeezeBulk', [
275	'allImages' => implode( ",", self::$SqueezeHelpers->get_total_images() ),
276	'unCompressedImages' => implode( ",", self::$SqueezeHelpers->get_uncompressed_images() ),
277	] );
278	}
279	// Check if we are on the options page for the plugin
280	if ( $pagenow === 'upload.php' \|\| $pagenow === 'options-general.php' && isset( $_GET['page'] ) && $_GET['page'] === 'squeeze' ) {
281	wp_enqueue_script(
282	'squeeze-settings-script',
283	self::$PLUGIN_URL . 'assets/js/admin.bundle.js',
284	array('jquery'),
285	self::VERSION,
286	true
287	);
288	}
289	wp_set_script_translations( 'squeeze-script', 'squeeze', self::$PLUGIN_DIR . 'languages' );
290	// Enqueue styles for backend.
291	wp_enqueue_style(
292	'squeeze-style',
293	self::$PLUGIN_URL . 'assets/css/admin.css',
294	array(),
295	self::VERSION
296	);
297	wp_localize_script( 'squeeze-editor-script', 'squeezeOptions', array(
298	'ajaxUrl' => admin_url( 'admin-ajax.php' ),
299	'nonce' => wp_create_nonce( 'squeeze-nonce' ),
300	'options' => wp_json_encode( self::$JS_OPTIONS ),
301	) );
302	}
303
304	public function load_elementor_assets() {
305	}
306
307	public function load_beaver_assets() {
308	}
309
310	public function load_editor_assets() {
311	// Enqueue scripts for the editor.
312	wp_enqueue_script(
313	'squeeze-editor-script',
314	self::$PLUGIN_URL . 'assets/js/editor.bundle.js',
315	array(
316	'wp-blocks',
317	'wp-hooks',
318	'wp-compose',
319	'wp-element',
320	'wp-data',
321	'wp-block-editor',
322	'wp-api-fetch'
323	),
324	self::VERSION,
325	true
326	);
327	}
328
329	/**
330	* Add settings link on plugin page
331	*
332	* @param array $links
333	* @return array
334	*/
335	public function plugin_action_links( $actions, $plugin_file ) {
336	static $plugin;
337	if ( !current_user_can( 'manage_options' ) ) {
338	return $actions;
339	}
340	if ( !isset( $plugin ) ) {
341	$plugin = plugin_basename( __FILE__ );
342	}
343	if ( $plugin === $plugin_file ) {
344	$settings_link = array(
345	'settings' => '<a href="' . admin_url( 'options-general.php?page=squeeze' ) . '">' . __( 'Settings', 'squeeze' ) . '</a>',
346	);
347	$bulk_link = array(
348	'bulk' => '<a href="' . admin_url( 'upload.php?page=squeeze-bulk' ) . '">' . __( 'Bulk Squeeze', 'squeeze' ) . '</a>',
349	);
350	$docs_link = array(
351	'docs' => '<a target="_blank" href="https://pluginarium.com/squeeze/squeeze-documentation/">' . __( 'Documentation', 'squeeze' ) . '</a>',
352	);
353	$actions['upgrade'] = '<a href="' . esc_url( self::$UPGRADE_URL ) . '">' . esc_html__( 'Go Premium', 'squeeze' ) . '</a>';
354	$actions = array_merge( $docs_link, $actions );
355	$actions = array_merge( $bulk_link, $actions );
356	$actions = array_merge( $settings_link, $actions );
357	}
358	return $actions;
359	}
360
361	public function activation_actions() {
362	// Only for single-site activation
363	if ( !is_network_admin() && !isset( $_GET['activate-multi'] ) ) {
364	add_option( 'squeeze_do_activation_redirect', true );
365	}
366	}
367
368	public function maybe_redirect_to_bulk_page() {
369	if ( get_option( 'squeeze_do_activation_redirect', false ) ) {
370	// Delete the flag so it happens only once
371	delete_option( 'squeeze_do_activation_redirect' );
372	// Skip redirection during bulk or network activation
373	// When you activate several plugins at once (for example, from the Plugins screen using the bulk “Activate” action),
374	// WordPress adds ?activate-multi=true to the URL.
375	if ( isset( $_GET['activate-multi'] ) ) {
376	return;
377	}
378	// Redirect to your custom bulk optimization page
379	wp_safe_redirect( admin_url( 'upload.php?page=squeeze-bulk' ) );
380	exit;
381	}
382	}
383
384	}
385
386	new SqueezeInit();