squeeze / squeeze.php

squeeze.php in Squeeze – Image Optimization & Compression, WEBP Conversion 1.7.15, 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: 1.7.15
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 = '1.7.15';
29
30	const CHECKOUT_URL = 'https://checkout.freemius.com/plugin/17217/plan/28703/?utm_source=wordpress_plugin&utm_medium=admin&utm_campaign=squeeze_upgrade&utm_content=settings_upgrade_tab';
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 $SqueezeReviewNotice;
56
57	public static $UPGRADE_URL;
58
59	public static $SETTINGS_URL;
60
61	/**
62	* Media per page
63	*/
64	public static $MEDIA_PER_PAGE;
65
66	/**
67	* Plugin directory
68	*/
69	public static $PLUGIN_DIR;
70
71	/**
72	* Plugin URL
73	*/
74	public static $PLUGIN_URL;
75
76	public static $DOCS_URL = 'https://pluginarium.com/squeeze/squeeze-documentation/?utm_source=wordpress_plugin&utm_medium=admin&utm_campaign=squeeze_docs&utm_content=docs_tab';
77
78	/**
79	* Initialize the plugin
80	*/
81	public function __construct() {
82	self::$PLUGIN_DIR = plugin_dir_path( __FILE__ );
83	self::$PLUGIN_URL = plugin_dir_url( __FILE__ );
84	self::$MEDIA_PER_PAGE = apply_filters( 'squeeze_media_per_page', 50 );
85	self::$UPGRADE_URL = admin_url( 'options-general.php?page=squeeze#squeeze_upgrade' );
86	self::$SETTINGS_URL = admin_url( 'options-general.php?page=squeeze' );
87	$this->load_helpers();
88	$this->load_handlers();
89	$this->load_settings();
90	$this->load_review_notice();
91	self::$SqueezeHelpers = new SqueezeHelpers();
92	self::$SqueezeSettings = new SqueezeSettings();
93	self::$SqueezeHandlers = new SqueezeHandlers();
94	self::$SqueezeReviewNotice = new SqueezeReviewNotice();
95	$this->maybe_disable_client_side_media_processing();
96	// Defer compat module loading until after all plugins have initialised.
97	// If load_compat() runs in __construct() the WP Offload Media class may not
98	// exist yet (plugins are loaded in file-system order), so is_active() returns
99	// false and none of the sync / URL-override hooks get registered.
100	add_action( 'plugins_loaded', array($this, 'load_compat'), 20 );
101	add_action( 'init', [$this, 'prepare_localize_args'] );
102	add_action( 'plugins_loaded', array($this, 'load_textdomain') );
103	add_action( 'admin_enqueue_scripts', array($this, 'load_assets') );
104	add_action( 'wp_enqueue_scripts', array($this, 'load_voxel_frontend_assets'), 25 );
105	add_filter(
106	'plugin_action_links',
107	array($this, 'plugin_action_links'),
108	10,
109	2
110	);
111	add_action( 'enqueue_block_editor_assets', array($this, 'load_editor_assets') );
112	add_action( 'squeeze_freemius_loaded', array($this, 'load_freemius') );
113	register_activation_hook( __FILE__, array($this, 'activation_actions') );
114	add_action( 'admin_init', array($this, 'maybe_redirect_to_bulk_page') );
115	$this->register_uninstall_cleanup();
116	}
117
118	/**
119	* Register a single uninstall cleanup entry point.
120	* Freemius owns register_uninstall_hook when present, so premium uses fs_after_uninstall_squeeze.
121	* Free builds without Freemius use the native WordPress uninstall hook.
122	*/
123	private function register_uninstall_cleanup() {
124	$callback = array(__NAMESPACE__ . '\\SqueezeHelpers', 'uninstall_cleanup');
125	if ( file_exists( self::$PLUGIN_DIR . 'freemius/start.php' ) ) {
126	add_action( 'fs_after_uninstall_squeeze', $callback );
127	return;
128	}
129	register_uninstall_hook( __FILE__, $callback );
130	}
131
132	/**
133	* Turn off WordPress 7.1+ client-side media processing while Squeeze on-upload is enabled.
134	*
135	* Core CSMP encodes in the browser then sideloads thumbs and finalize — that double-encodes
136	* Squeeze uploads and races thumbnail overwrite. Users who want HEIC conversion / HDR thumbs
137	* from core can disable Squeeze on upload; bulk and manual squeeze still work.
138	*/
139	public function maybe_disable_client_side_media_processing() {
140	if ( !function_exists( 'wp_is_client_side_media_processing_enabled' ) ) {
141	return;
142	}
143	if ( !self::$SqueezeHelpers->get_option( 'auto_compress' ) ) {
144	return;
145	}
146	add_filter( 'wp_client_side_media_processing_enabled', '__return_false' );
147	}
148
149	/**
150	* Load plugin textdomain
151	*/
152	public function load_textdomain() {
153	load_plugin_textdomain( 'squeeze', false, dirname( plugin_basename( __FILE__ ) ) . '/languages' );
154	}
155
156	public function load_freemius() {
157	}
158
159	public function opt_in_freemius() {
160	}
161
162	public function freemius_admin_notices() {
163	}
164
165	public function prepare_localize_args() {
166	$options = get_option( 'squeeze_options' );
167	$default_options = self::$SqueezeHelpers->get_default_value( null, true );
168	// get all default values
169	$js_options = array();
170	foreach ( $default_options as $key => $value ) {
171	if ( isset( $options[$key] ) ) {
172	if ( is_numeric( $options[$key] ) ) {
173	$js_options[$key] = floatval( $options[$key] );
174	} elseif ( $options[$key] === "on" ) {
175	$js_options[$key] = true;
176	} elseif ( $key === "compress_thumbs" ) {
177	$js_options[$key] = $options[$key];
178	} else {
179	$js_options[$key] = $options[$key];
180	//echo $key . ': ' . $js_options[$key] . ',' . $options[$key] . '<br>';
181	}
182	} else {
183	$js_options[$key] = $value;
184	}
185	}
186	self::$JS_OPTIONS = $js_options;
187	self::$LOCALIZE_ARGS = array(
188	'isPremium' => false,
189	'pluginUrl' => self::$PLUGIN_URL,
190	'upgradeUrl' => self::$UPGRADE_URL,
191	'ajaxUrl' => admin_url( 'admin-ajax.php' ),
192	'nonce' => wp_create_nonce( 'squeeze-nonce' ),
193	'restNonce' => wp_create_nonce( 'wp_rest' ),
194	'options' => wp_json_encode( self::$JS_OPTIONS ),
195	'templateBase' => self::$PLUGIN_URL . 'assets/templates/',
196	'templates' => array(
197	'logWrapper' => self::$PLUGIN_URL . 'assets/templates/log-wrapper.html',
198	'logStep' => self::$PLUGIN_URL . 'assets/templates/log-step.html',
199	'logDetailsButton' => self::$PLUGIN_URL . 'assets/templates/log-details-button.html',
200	'directoryItem' => self::$PLUGIN_URL . 'assets/templates/directory-item.html',
201	'directoryItemEmpty' => self::$PLUGIN_URL . 'assets/templates/directory-item-empty.html',
202	'pathListItem' => self::$PLUGIN_URL . 'assets/templates/path-list-item.html',
203	'previewSqueeze' => self::$PLUGIN_URL . 'assets/templates/preview-squeeze.html',
204	),
205	'settingsPageUrl' => admin_url( 'options-general.php?page=squeeze' ),
206	);
207	}
208
209	public function load_settings() {
210	require_once self::$PLUGIN_DIR . 'inc/settings.php';
211	}
212
213	public function load_handlers() {
214	require_once self::$PLUGIN_DIR . 'inc/handlers.php';
215	}
216
217	public function load_helpers() {
218	require_once self::$PLUGIN_DIR . 'inc/helpers.php';
219	}
220
221	public function load_review_notice() {
222	require_once self::$PLUGIN_DIR . 'inc/review-notice.php';
223	}
224
225	/**
226	* Load third-party plugin compatibility modules.
227	* Each module is self-contained and checks whether the target plugin is active
228	* before registering any hooks.
229	*/
230	public function load_compat() {
231	// WP Offload Media (amazon-s3-and-cloudfront) — push WebP files to external storage.
232	require_once self::$PLUGIN_DIR . 'inc/compat/offload-media.php';
233	new SqueezeOffloadMedia();
234	}
235
236	/**
237	* Script dependencies: admin needs media/plupload; frontend (Voxel) only needs i18n + domReady.
238	*
239	* @return string[]
240	*/
241	protected function get_squeeze_script_dependencies() {
242	if ( is_admin() ) {
243	return array(
244	'jquery',
245	'jquery-ui-core',
246	'wp-mediaelement',
247	'wp-i18n',
248	'wp-dom-ready'
249	);
250	}
251	return array('jquery', 'wp-i18n', 'wp-dom-ready');
252	}
253
254	/**
255	* Whether the active theme (or parent) is Voxel.
256	*/
257	protected function is_voxel_theme_active() {
258	$theme = wp_get_theme();
259	$slug = $theme->get_template();
260	$active = is_string( $slug ) && strtolower( $slug ) === 'voxel';
261	/**
262	* @since 1.7.8
263	* @param bool $active Whether the active parent theme is Voxel.
264	* @param string $slug Parent theme directory slug (stylesheet template).
265	*/
266	return (bool) apply_filters( 'squeeze_is_voxel_theme', $active, ( is_string( $slug ) ? $slug : '' ) );
267	}
268
269	/**
270	* Voxel create-post / file fields upload via multipart FormData to admin-ajax.php, not wp.Uploader.
271	* Load Squeeze on the frontend so client-side compression can run for logged-in users who can upload.
272	*/
273	public function load_voxel_frontend_assets() {
274	static $voxel_squeeze_enqueued = false;
275	if ( $voxel_squeeze_enqueued ) {
276	return;
277	}
278	if ( !$this->is_voxel_theme_active() ) {
279	return;
280	}
281	if ( !is_user_logged_in() \|\| !current_user_can( 'upload_files' ) ) {
282	return;
283	}
284	wp_enqueue_script(
285	'squeeze-script',
286	self::$PLUGIN_URL . 'assets/js/script.bundle.js',
287	$this->get_squeeze_script_dependencies(),
288	self::VERSION,
289	true
290	);
291	wp_localize_script( 'squeeze-script', 'squeezeOptions', self::$LOCALIZE_ARGS );
292	wp_set_script_translations( 'squeeze-script', 'squeeze', self::$PLUGIN_DIR . 'languages' );
293	$voxel_squeeze_enqueued = true;
294	}
295
296	/**
297	* Enqueue assets
298	*/
299	public function load_assets() {
300	global $pagenow;
301	if ( !wp_script_is( 'media-editor', 'enqueued' ) ) {
302	wp_enqueue_media();
303	}
304	// Enqueue script for backend.
305	wp_enqueue_script(
306	'squeeze-script',
307	self::$PLUGIN_URL . 'assets/js/script.bundle.js',
308	$this->get_squeeze_script_dependencies(),
309	self::VERSION,
310	true
311	);
312	// WP Localized globals. Use dynamic PHP stuff in JavaScript via `squeeze` object.
313	wp_localize_script( 'squeeze-script', 'squeezeOptions', self::$LOCALIZE_ARGS );
314	if ( $pagenow === 'upload.php' && isset( $_GET['page'] ) && $_GET['page'] === 'squeeze-bulk' ) {
315	wp_localize_script( 'squeeze-script', 'squeezeBulk', [
316	'allImages' => implode( ",", self::$SqueezeHelpers->get_total_images() ),
317	'unCompressedImages' => implode( ",", self::$SqueezeHelpers->get_uncompressed_images() ),
318	] );
319	}
320	// Check if we are on the options page for the plugin
321	if ( $pagenow === 'upload.php' \|\| $pagenow === 'options-general.php' && isset( $_GET['page'] ) && $_GET['page'] === 'squeeze' ) {
322	wp_enqueue_script(
323	'squeeze-settings-script',
324	self::$PLUGIN_URL . 'assets/js/admin.bundle.js',
325	array('jquery'),
326	self::VERSION,
327	true
328	);
329	}
330	wp_set_script_translations( 'squeeze-script', 'squeeze', self::$PLUGIN_DIR . 'languages' );
331	// Enqueue styles for backend.
332	wp_enqueue_style(
333	'squeeze-style',
334	self::$PLUGIN_URL . 'assets/css/admin.css',
335	array(),
336	self::VERSION
337	);
338	wp_localize_script( 'squeeze-editor-script', 'squeezeOptions', array(
339	'ajaxUrl' => admin_url( 'admin-ajax.php' ),
340	'nonce' => wp_create_nonce( 'squeeze-nonce' ),
341	'options' => wp_json_encode( self::$JS_OPTIONS ),
342	) );
343	}
344
345	public function load_elementor_assets() {
346	}
347
348	public function load_beaver_assets() {
349	}
350
351	public function load_editor_assets() {
352	// Enqueue scripts for the editor.
353	wp_enqueue_script(
354	'squeeze-editor-script',
355	self::$PLUGIN_URL . 'assets/js/editor.bundle.js',
356	array(
357	'wp-blocks',
358	'wp-hooks',
359	'wp-compose',
360	'wp-element',
361	'wp-data',
362	'wp-block-editor',
363	'wp-api-fetch'
364	),
365	self::VERSION,
366	true
367	);
368	}
369
370	/**
371	* Add settings link on plugin page
372	*
373	* @param array $links
374	* @return array
375	*/
376	public function plugin_action_links( $actions, $plugin_file ) {
377	static $plugin;
378	if ( !current_user_can( 'manage_options' ) ) {
379	return $actions;
380	}
381	if ( !isset( $plugin ) ) {
382	$plugin = plugin_basename( __FILE__ );
383	}
384	if ( $plugin === $plugin_file ) {
385	$settings_link = array(
386	'settings' => '<a href="' . admin_url( 'options-general.php?page=squeeze' ) . '">' . __( 'Settings', 'squeeze' ) . '</a>',
387	);
388	$bulk_link = array(
389	'bulk' => '<a href="' . admin_url( 'upload.php?page=squeeze-bulk' ) . '">' . __( 'Bulk / Directory Squeeze', 'squeeze' ) . '</a>',
390	);
391	$docs_link = array(
392	'docs' => '<a target="_blank" href="' . esc_url( self::$DOCS_URL ) . '">' . __( 'Documentation', 'squeeze' ) . '</a>',
393	);
394	$actions['upgrade'] = '<a href="' . esc_url( self::$UPGRADE_URL ) . '">' . esc_html__( 'Go Premium', 'squeeze' ) . '</a>';
395	$actions = array_merge( $docs_link, $actions );
396	$actions = array_merge( $bulk_link, $actions );
397	$actions = array_merge( $settings_link, $actions );
398	}
399	return $actions;
400	}
401
402	public function activation_actions() {
403	// Only for single-site activation
404	if ( !is_network_admin() && !isset( $_GET['activate-multi'] ) ) {
405	add_option( 'squeeze_do_activation_redirect', true );
406	}
407	}
408
409	public function maybe_redirect_to_bulk_page() {
410	if ( get_option( 'squeeze_do_activation_redirect', false ) ) {
411	// Delete the flag so it happens only once
412	delete_option( 'squeeze_do_activation_redirect' );
413	// Skip redirection during bulk or network activation
414	// When you activate several plugins at once (for example, from the Plugins screen using the bulk “Activate” action),
415	// WordPress adds ?activate-multi=true to the URL.
416	if ( isset( $_GET['activate-multi'] ) ) {
417	return;
418	}
419	// Redirect to your custom bulk optimization page
420	wp_safe_redirect( admin_url( 'upload.php?page=squeeze-bulk' ) );
421	exit;
422	}
423	}
424
425	}
426
427	new SqueezeInit();