squeeze / squeeze.php

squeeze.php in Squeeze – Image Optimization & Compression, WEBP Conversion 1.7.13, 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: 1.7.13
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 = '1.7.13';
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::$SqueezeReviewNotice = new SqueezeReviewNotice();
95	// Defer compat module loading until after all plugins have initialised.
96	// If load_compat() runs in __construct() the WP Offload Media class may not
97	// exist yet (plugins are loaded in file-system order), so is_active() returns
98	// false and none of the sync / URL-override hooks get registered.
99	add_action( 'plugins_loaded', array($this, 'load_compat'), 20 );
100	add_action( 'init', [$this, 'prepare_localize_args'] );
101	add_action( 'plugins_loaded', array($this, 'load_textdomain') );
102	add_action( 'admin_enqueue_scripts', array($this, 'load_assets') );
103	add_action( 'wp_enqueue_scripts', array($this, 'load_voxel_frontend_assets'), 25 );
104	add_filter(
105	'plugin_action_links',
106	array($this, 'plugin_action_links'),
107	10,
108	2
109	);
110	add_action( 'enqueue_block_editor_assets', array($this, 'load_editor_assets') );
111	add_action( 'squeeze_freemius_loaded', array($this, 'load_freemius') );
112	register_activation_hook( __FILE__, array($this, 'activation_actions') );
113	add_action( 'admin_init', array($this, 'maybe_redirect_to_bulk_page') );
114	$this->register_uninstall_cleanup();
115	}
116
117	/**
118	* Register a single uninstall cleanup entry point.
119	* Freemius owns register_uninstall_hook when present, so premium uses fs_after_uninstall_squeeze.
120	* Free builds without Freemius use the native WordPress uninstall hook.
121	*/
122	private function register_uninstall_cleanup() {
123	$callback = array(__NAMESPACE__ . '\\SqueezeHelpers', 'uninstall_cleanup');
124	if ( file_exists( self::$PLUGIN_DIR . 'freemius/start.php' ) ) {
125	add_action( 'fs_after_uninstall_squeeze', $callback );
126	return;
127	}
128	register_uninstall_hook( __FILE__, $callback );
129	}
130
131	/**
132	* Load plugin textdomain
133	*/
134	public function load_textdomain() {
135	load_plugin_textdomain( 'squeeze', false, dirname( plugin_basename( __FILE__ ) ) . '/languages' );
136	}
137
138	public function load_freemius() {
139	}
140
141	public function opt_in_freemius() {
142	}
143
144	public function freemius_admin_notices() {
145	}
146
147	public function prepare_localize_args() {
148	$options = get_option( 'squeeze_options' );
149	$default_options = self::$SqueezeHelpers->get_default_value( null, true );
150	// get all default values
151	$js_options = array();
152	foreach ( $default_options as $key => $value ) {
153	if ( isset( $options[$key] ) ) {
154	if ( is_numeric( $options[$key] ) ) {
155	$js_options[$key] = floatval( $options[$key] );
156	} elseif ( $options[$key] === "on" ) {
157	$js_options[$key] = true;
158	} elseif ( $key === "compress_thumbs" ) {
159	$js_options[$key] = $options[$key];
160	} else {
161	$js_options[$key] = $options[$key];
162	//echo $key . ': ' . $js_options[$key] . ',' . $options[$key] . '<br>';
163	}
164	} else {
165	$js_options[$key] = $value;
166	}
167	}
168	self::$JS_OPTIONS = $js_options;
169	self::$LOCALIZE_ARGS = array(
170	'isPremium' => false,
171	'pluginUrl' => self::$PLUGIN_URL,
172	'upgradeUrl' => self::$UPGRADE_URL,
173	'ajaxUrl' => admin_url( 'admin-ajax.php' ),
174	'nonce' => wp_create_nonce( 'squeeze-nonce' ),
175	'restNonce' => wp_create_nonce( 'wp_rest' ),
176	'options' => wp_json_encode( self::$JS_OPTIONS ),
177	'templateBase' => self::$PLUGIN_URL . 'assets/templates/',
178	'templates' => array(
179	'logWrapper' => self::$PLUGIN_URL . 'assets/templates/log-wrapper.html',
180	'logStep' => self::$PLUGIN_URL . 'assets/templates/log-step.html',
181	'logDetailsButton' => self::$PLUGIN_URL . 'assets/templates/log-details-button.html',
182	'directoryItem' => self::$PLUGIN_URL . 'assets/templates/directory-item.html',
183	'directoryItemEmpty' => self::$PLUGIN_URL . 'assets/templates/directory-item-empty.html',
184	'pathListItem' => self::$PLUGIN_URL . 'assets/templates/path-list-item.html',
185	'previewSqueeze' => self::$PLUGIN_URL . 'assets/templates/preview-squeeze.html',
186	),
187	'settingsPageUrl' => admin_url( 'options-general.php?page=squeeze' ),
188	);
189	}
190
191	public function load_settings() {
192	require_once self::$PLUGIN_DIR . 'inc/settings.php';
193	}
194
195	public function load_handlers() {
196	require_once self::$PLUGIN_DIR . 'inc/handlers.php';
197	}
198
199	public function load_helpers() {
200	require_once self::$PLUGIN_DIR . 'inc/helpers.php';
201	}
202
203	public function load_review_notice() {
204	require_once self::$PLUGIN_DIR . 'inc/review-notice.php';
205	}
206
207	/**
208	* Load third-party plugin compatibility modules.
209	* Each module is self-contained and checks whether the target plugin is active
210	* before registering any hooks.
211	*/
212	public function load_compat() {
213	// WP Offload Media (amazon-s3-and-cloudfront) — push WebP files to external storage.
214	require_once self::$PLUGIN_DIR . 'inc/compat/offload-media.php';
215	new SqueezeOffloadMedia();
216	}
217
218	/**
219	* Script dependencies: admin needs media/plupload; frontend (Voxel) only needs i18n + domReady.
220	*
221	* @return string[]
222	*/
223	protected function get_squeeze_script_dependencies() {
224	if ( is_admin() ) {
225	return array(
226	'jquery',
227	'jquery-ui-core',
228	'wp-mediaelement',
229	'wp-i18n',
230	'wp-dom-ready'
231	);
232	}
233	return array('jquery', 'wp-i18n', 'wp-dom-ready');
234	}
235
236	/**
237	* Whether the active theme (or parent) is Voxel.
238	*/
239	protected function is_voxel_theme_active() {
240	$theme = wp_get_theme();
241	$slug = $theme->get_template();
242	$active = is_string( $slug ) && strtolower( $slug ) === 'voxel';
243	/**
244	* @since 1.7.8
245	* @param bool $active Whether the active parent theme is Voxel.
246	* @param string $slug Parent theme directory slug (stylesheet template).
247	*/
248	return (bool) apply_filters( 'squeeze_is_voxel_theme', $active, ( is_string( $slug ) ? $slug : '' ) );
249	}
250
251	/**
252	* Voxel create-post / file fields upload via multipart FormData to admin-ajax.php, not wp.Uploader.
253	* Load Squeeze on the frontend so client-side compression can run for logged-in users who can upload.
254	*/
255	public function load_voxel_frontend_assets() {
256	static $voxel_squeeze_enqueued = false;
257	if ( $voxel_squeeze_enqueued ) {
258	return;
259	}
260	if ( !$this->is_voxel_theme_active() ) {
261	return;
262	}
263	if ( !is_user_logged_in() \|\| !current_user_can( 'upload_files' ) ) {
264	return;
265	}
266	wp_enqueue_script(
267	'squeeze-script',
268	self::$PLUGIN_URL . 'assets/js/script.bundle.js',
269	$this->get_squeeze_script_dependencies(),
270	self::VERSION,
271	true
272	);
273	wp_localize_script( 'squeeze-script', 'squeezeOptions', self::$LOCALIZE_ARGS );
274	wp_set_script_translations( 'squeeze-script', 'squeeze', self::$PLUGIN_DIR . 'languages' );
275	$voxel_squeeze_enqueued = true;
276	}
277
278	/**
279	* Enqueue assets
280	*/
281	public function load_assets() {
282	global $pagenow;
283	if ( !wp_script_is( 'media-editor', 'enqueued' ) ) {
284	wp_enqueue_media();
285	}
286	// Enqueue script for backend.
287	wp_enqueue_script(
288	'squeeze-script',
289	self::$PLUGIN_URL . 'assets/js/script.bundle.js',
290	$this->get_squeeze_script_dependencies(),
291	self::VERSION,
292	true
293	);
294	// WP Localized globals. Use dynamic PHP stuff in JavaScript via `squeeze` object.
295	wp_localize_script( 'squeeze-script', 'squeezeOptions', self::$LOCALIZE_ARGS );
296	if ( $pagenow === 'upload.php' && isset( $_GET['page'] ) && $_GET['page'] === 'squeeze-bulk' ) {
297	wp_localize_script( 'squeeze-script', 'squeezeBulk', [
298	'allImages' => implode( ",", self::$SqueezeHelpers->get_total_images() ),
299	'unCompressedImages' => implode( ",", self::$SqueezeHelpers->get_uncompressed_images() ),
300	] );
301	}
302	// Check if we are on the options page for the plugin
303	if ( $pagenow === 'upload.php' \|\| $pagenow === 'options-general.php' && isset( $_GET['page'] ) && $_GET['page'] === 'squeeze' ) {
304	wp_enqueue_script(
305	'squeeze-settings-script',
306	self::$PLUGIN_URL . 'assets/js/admin.bundle.js',
307	array('jquery'),
308	self::VERSION,
309	true
310	);
311	}
312	wp_set_script_translations( 'squeeze-script', 'squeeze', self::$PLUGIN_DIR . 'languages' );
313	// Enqueue styles for backend.
314	wp_enqueue_style(
315	'squeeze-style',
316	self::$PLUGIN_URL . 'assets/css/admin.css',
317	array(),
318	self::VERSION
319	);
320	wp_localize_script( 'squeeze-editor-script', 'squeezeOptions', array(
321	'ajaxUrl' => admin_url( 'admin-ajax.php' ),
322	'nonce' => wp_create_nonce( 'squeeze-nonce' ),
323	'options' => wp_json_encode( self::$JS_OPTIONS ),
324	) );
325	}
326
327	public function load_elementor_assets() {
328	}
329
330	public function load_beaver_assets() {
331	}
332
333	public function load_editor_assets() {
334	// Enqueue scripts for the editor.
335	wp_enqueue_script(
336	'squeeze-editor-script',
337	self::$PLUGIN_URL . 'assets/js/editor.bundle.js',
338	array(
339	'wp-blocks',
340	'wp-hooks',
341	'wp-compose',
342	'wp-element',
343	'wp-data',
344	'wp-block-editor',
345	'wp-api-fetch'
346	),
347	self::VERSION,
348	true
349	);
350	}
351
352	/**
353	* Add settings link on plugin page
354	*
355	* @param array $links
356	* @return array
357	*/
358	public function plugin_action_links( $actions, $plugin_file ) {
359	static $plugin;
360	if ( !current_user_can( 'manage_options' ) ) {
361	return $actions;
362	}
363	if ( !isset( $plugin ) ) {
364	$plugin = plugin_basename( __FILE__ );
365	}
366	if ( $plugin === $plugin_file ) {
367	$settings_link = array(
368	'settings' => '<a href="' . admin_url( 'options-general.php?page=squeeze' ) . '">' . __( 'Settings', 'squeeze' ) . '</a>',
369	);
370	$bulk_link = array(
371	'bulk' => '<a href="' . admin_url( 'upload.php?page=squeeze-bulk' ) . '">' . __( 'Bulk / Directory Squeeze', 'squeeze' ) . '</a>',
372	);
373	$docs_link = array(
374	'docs' => '<a target="_blank" href="' . esc_url( self::$DOCS_URL ) . '">' . __( 'Documentation', 'squeeze' ) . '</a>',
375	);
376	$actions['upgrade'] = '<a href="' . esc_url( self::$UPGRADE_URL ) . '">' . esc_html__( 'Go Premium', 'squeeze' ) . '</a>';
377	$actions = array_merge( $docs_link, $actions );
378	$actions = array_merge( $bulk_link, $actions );
379	$actions = array_merge( $settings_link, $actions );
380	}
381	return $actions;
382	}
383
384	public function activation_actions() {
385	// Only for single-site activation
386	if ( !is_network_admin() && !isset( $_GET['activate-multi'] ) ) {
387	add_option( 'squeeze_do_activation_redirect', true );
388	}
389	}
390
391	public function maybe_redirect_to_bulk_page() {
392	if ( get_option( 'squeeze_do_activation_redirect', false ) ) {
393	// Delete the flag so it happens only once
394	delete_option( 'squeeze_do_activation_redirect' );
395	// Skip redirection during bulk or network activation
396	// When you activate several plugins at once (for example, from the Plugins screen using the bulk “Activate” action),
397	// WordPress adds ?activate-multi=true to the URL.
398	if ( isset( $_GET['activate-multi'] ) ) {
399	return;
400	}
401	// Redirect to your custom bulk optimization page
402	wp_safe_redirect( admin_url( 'upload.php?page=squeeze-bulk' ) );
403	exit;
404	}
405	}
406
407	}
408
409	new SqueezeInit();