squeeze / src / settings.php

settings.php in Squeeze – Image Optimization & Compression, WEBP Conversion 1.5, at src/settings.php

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1	<?php
2
3	// Exit if accessed directly.
4	if ( !defined( 'ABSPATH' ) ) {
5	exit;
6	}
7	add_action( 'admin_menu', 'squeeze_options_page' );
8	/**
9	* Add submenu page with settings under Media
10	*/
11	function squeeze_options_page() {
12	add_submenu_page(
13	'options-general.php',
14	__( 'Squeeze Settings', 'squeeze' ),
15	__( 'Squeeze', 'squeeze' ),
16	'manage_options',
17	'squeeze',
18	'squeeze_options_page_html'
19	);
20	}
21
22	add_action( 'admin_menu', 'squeeze_options_bulk_page' );
23	/**
24	* Add submenu page with bulk compression under Media
25	*/
26	function squeeze_options_bulk_page() {
27	add_submenu_page(
28	'upload.php',
29	__( 'Bulk Squeeze', 'squeeze' ),
30	__( 'Bulk Squeeze', 'squeeze' ),
31	'manage_options',
32	'squeeze-bulk',
33	'squeeze_options_bulk_page_html'
34	);
35	}
36
37	/**
38	* Bulk compression page callback function
39	*/
40	function squeeze_options_bulk_page_html() {
41	// check user capabilities
42	if ( !current_user_can( 'manage_options' ) ) {
43	return;
44	}
45	$uncompressed_count = squeeze_get_uncompressed_images_count();
46	$uncompressed_pages = ceil( $uncompressed_count / SQUEEZE_MEDIA_PER_PAGE );
47	$total_count = squeeze_get_total_images_count();
48	$total_pages = ceil( $total_count / SQUEEZE_MEDIA_PER_PAGE );
49	$compressed_count = $total_count - $uncompressed_count;
50	$compressed_percentage = ( $total_count > 0 ? round( $compressed_count / $total_count * 100, 2 ) : 0 );
51	$dasharray = $compressed_percentage * 560 / 100;
52	//$total_count = array_sum((array)wp_count_attachments("image"));
53	$not_compressed_posts = implode( ",", squeeze_get_uncompressed_images() );
54	$all_posts = implode( ",", squeeze_get_total_images() );
55	$directory_path = ( get_transient( 'squeeze_bulk_path' ) ? get_transient( 'squeeze_bulk_path' ) : array('/wp-content/uploads/') );
56	$directory_path_json = wp_json_encode( $directory_path );
57	?>
58	<div class="wrap">
59	<h1>
60	<?php
61	echo esc_html( get_admin_page_title() );
62	?>
63	</h1>
64	<section class="squeeze-box">
65	<div class="squeeze-box-bulk-grid">
66	<div class="squeeze-box-bulk-grid__col">
67	<div class="squeeze-box-header">
68	<h2><?php
69	esc_html_e( 'Bulk Media Library Squeeze', 'squeeze' );
70	?></h2>
71	</div>
72	<div class="squeeze-box-content">
73	<div class="squeeze-box-content__row">
74	<div class="squeeze-box-content__col">
75	<div class="squeeze-bulk-media-stats">
76	<div class="squeeze-bulk-media-stats-chart" style="--squeeze-dasharray: <?php
77	echo esc_attr( $dasharray );
78	?>;">
79	<svg width="200" height="200">
80	<circle cx="100" cy="100" r="90" class="squeeze-bulk-media-stats-chart-total" fill="none" />
81	<circle cx="100" cy="100" r="90" class="squeeze-bulk-media-stats-chart-squeezed" fill="none"/>
82
83	<g class="squeeze-bulk-media-stats-chart-value">
84	<text x="100" y="100" alignment-baseline="central" text-anchor="middle"><?php
85	echo esc_html( $compressed_percentage );
86	?>%</text>
87	</g>
88	</svg>
89	</div>
90	<div class="squeeze-bulk-media-stats-item">
91	<div class="squeeze-bulk-media-stats-item-label"><?php
92	esc_html_e( 'Squeezed images: ', 'squeeze' );
93	?></div>
94	<div class="squeeze-bulk-media-stats-item-value"><?php
95	echo esc_html( $compressed_count );
96	?> / <?php
97	echo esc_html( $total_count );
98	?></div>
99	</div>
100	</div>
101	</div>
102	<div class="squeeze-box-content__col squeeze-bulk-media-actions">
103	<button name="squeeze_bulk" class="button button-primary button-hero" type="button" <?php
104	echo ( $uncompressed_count === 0 ? 'hidden disabled' : '' );
105	?>>
106	<svg class="squeeze-icon">
107	<use xlink:href="#play-button-round-icon"></use>
108	</svg>
109	<?php
110	esc_attr_e( 'Run Bulk Squeeze', 'squeeze' );
111	?>
112	</button>
113	<button name="squeeze_bulk_again" class="button button-secondary button-large" type="button">
114	<svg class="squeeze-icon">
115	<use xlink:href="#combine-left-right-outline-icon"></use>
116	</svg>
117	<?php
118	esc_attr_e( 'Repeat Bulk Squeeze', 'squeeze' );
119	?>
120	</button>
121	</div>
122	</div>
123	</div>
124	</div>
125	<div class="squeeze-box-bulk-grid__col">
126	<div class="squeeze-box-header">
127	<h2><?php
128	esc_html_e( 'Directory Squeeze', 'squeeze' );
129	?></h2>
130	</div>
131	<div class="squeeze-box-content">
132	<div class="squeeze-banner squeeze-banner--warning">
133	<svg class="squeeze-icon">
134	<use xlink:href="#exclamation-triangle-line-icon"></use>
135	</svg>
136	<div class="squeeze-banner__content">
137	<p><?php
138	esc_html_e( 'Warning! Backup option is NOT applicable here.', 'squeeze' );
139	?></p>
140	<p><?php
141	esc_html_e( 'Please backup your images manually before optimising them.', 'squeeze' );
142	?></p>
143	</div>
144	</div>
145	<div class="squeeze-box-content__row">
146	<div class="squeeze-box-content__col">
147	<label>
148	<?php
149	esc_html_e( 'Directory Path:', 'squeeze' );
150	?><br>
151
152	<input type="hidden" name="squeeze_bulk_path" value="<?php
153	echo esc_attr( $directory_path_json );
154	?>" />
155
156	<div class="squeeze-path-list">
157	<?php
158	foreach ( $directory_path as $path ) {
159	?>
160	<input type="text" class="squeeze-path-list__item" value="<?php
161	echo esc_attr( $path );
162	?>" readonly />
163	<?php
164	}
165	?>
166	</div>
167	</label>
168	<button name="squeeze_select_path_button" class="button button-secondary button-large" type="button">
169	<svg class="squeeze-icon">
170	<use xlink:href="#open-folder-outline-icon"></use>
171	</svg>
172	<?php
173	esc_attr_e( 'Select Directory', 'squeeze' );
174	?>
175	</button>
176	<dialog id="squeeze-path-dialog">
177	<div class="squeeze-box-header">
178	<h2><?php
179	esc_html_e( "Select Directory for Squeeze", "squeeze" );
180	?></h2>
181	<button name="squeeze_close_path_dialog_button" class="button button-link" type="button">
182	<svg class="squeeze-icon">
183	<use xlink:href="#close-round-icon"></use>
184	</svg>
185	</button>
186	</div>
187
188	<div id="squeeze-bulk-directory-list">
189	<svg class="squeeze-icon">
190	<use xlink:href="#reload-sync-icon"></use>
191	</svg>
192	<?php
193	esc_attr_e( "Loading directories...", "squeeze" );
194	?>
195	</div>
196
197	<div class="squeeze-box-footer">
198	<button disabled name="squeeze_save_path_button" class="button button-secondary button-large" type="button">
199	<svg class="squeeze-icon">
200	<use xlink:href="#open-folder-outline-icon"></use>
201	</svg>
202	<?php
203	esc_attr_e( 'Select Directory', 'squeeze' );
204	?>
205	</button>
206	</div>
207	</dialog>
208	</div>
209	<div class="squeeze-box-content__col">
210	<button name="squeeze_bulk_path_button" class="button button-primary button-hero" type="button">
211	<svg class="squeeze-icon">
212	<use xlink:href="#play-button-round-icon"></use>
213	</svg>
214	<?php
215	esc_attr_e( 'Run Directory Squeeze', 'squeeze' );
216	?>
217	</button>
218	</div>
219	</div>
220	</div>
221	</div>
222	<div class="squeeze-box-bulk-grid__row">
223	<div class="squeeze-box-content">
224	<p class="squeeze-hint"><?php
225	esc_html_e( 'Supported formats: JPG, PNG, AVIF, WebP', 'squeeze' );
226	?></p>
227	</div>
228	</div>
229	</div>
230	</section>
231	<section class="squeeze-box" name="squeeze_bulk_log" id="squeeze_bulk_log" contenteditable="false">
232	<div class="squeeze-log-placeholder">
233	<?php
234	esc_html_e( 'Log will be displayed here', 'squeeze' );
235	?>
236	</div>
237	<div id="squeeze-log-data"></div>
238	<div id="squeeze-anchor"></div><!-- to force scroll to the bottom -->
239	<input type="hidden" value="<?php
240	echo wp_kses_data( $not_compressed_posts );
241	?>" name="squeeze_bulk_ids" />
242	<input type="hidden" value="<?php
243	echo wp_kses_data( $all_posts );
244	?>" name="squeeze_bulk_all_ids" /><?php
245	// TBD: split into chunks for better performance
246	?>
247	<input type="hidden" value="<?php
248	echo wp_kses_data( $total_pages );
249	?>" name="squeeze_bulk_total_pages" />
250	<input type="hidden" value="<?php
251	echo wp_kses_data( $uncompressed_pages );
252	?>" name="squeeze_bulk_uncompressed_pages" />
253	</section>
254	</div>
255	<?php
256	}
257
258	/**
259	* Options page callback function
260	*/
261	function squeeze_options_page_html() {
262	// check user capabilities
263	if ( !current_user_can( 'manage_options' ) ) {
264	return;
265	}
266	?>
267	<div class="wrap">
268	<h1>
269	<?php
270	echo esc_html( get_admin_page_title() );
271	?>
272	</h1>
273	<nav class="nav-tab-wrapper">
274	<a href="#squeeze_basic" class="nav-tab nav-tab-active"><?php
275	esc_html_e( 'Basic Settings', 'squeeze' );
276	?></a>
277	<a href="#squeeze_jpeg" class="nav-tab"><?php
278	esc_html_e( 'JPEG Settings', 'squeeze' );
279	?></a>
280	<a href="#squeeze_png" class="nav-tab"><?php
281	esc_html_e( 'PNG Settings', 'squeeze' );
282	?></a>
283	<a href="#squeeze_webp" class="nav-tab"><?php
284	esc_html_e( 'WEBP Settings', 'squeeze' );
285	?></a>
286	<a href="#squeeze_avif" class="nav-tab"><?php
287	esc_html_e( 'AVIF Settings', 'squeeze' );
288	?></a>
289	</nav>
290	<div class="tab-content">
291	<form action="options.php" method="post">
292	<?php
293	settings_errors( 'squeeze_notices' );
294	settings_fields( 'squeeze_options' );
295	//do_settings_sections( 'squeeze_options' );
296	?>
297
298	<section id="squeeze_basic">
299	<div class="squeeze-box squeeze-box--settings">
300	<div class="squeeze-box-header">
301	<div class="squeeze-box-header__col">
302	<h2><?php
303	esc_html_e( 'Basic Settings', 'squeeze' );
304	?></h2>
305	<?php
306	squeeze_setting_basic_desc();
307	?>
308	</div>
309	</div>
310	<table class="form-table" role="presentation">
311	<?php
312	do_settings_fields( 'squeeze_options', 'squeeze_basic_settings' );
313	?>
314	</table>
315	</div>
316	</section>
317	<section id="squeeze_jpeg">
318	<div class="squeeze-box squeeze-box--settings">
319	<div class="squeeze-box-header">
320	<div class="squeeze-box-header__col">
321	<h2><?php
322	esc_html_e( 'JPEG Settings', 'squeeze' );
323	?></h2>
324	<?php
325	squeeze_setting_jpeg_desc();
326	?>
327	</div>
328	</div>
329	<table class="form-table" role="presentation">
330	<?php
331	do_settings_fields( 'squeeze_options', 'squeeze_jpeg_settings' );
332	?>
333	</table>
334	</div>
335	<div class="squeeze-box">
336	<div class="squeeze-box-header">
337	<div class="squeeze-box-header__col">
338	<h2><?php
339	esc_html_e( 'JPEG Advanced Settings', 'squeeze' );
340	?></h2>
341	<?php
342	squeeze_setting_jpeg_advanced_desc();
343	?>
344	</div>
345	</div>
346	<table class="form-table" role="presentation">
347	<?php
348	do_settings_fields( 'squeeze_options', 'squeeze_jpeg_advanced_settings' );
349	?>
350	</table>
351	</div>
352	</section>
353	<section id="squeeze_png">
354	<div class="squeeze-box squeeze-box--settings">
355	<div class="squeeze-box-header">
356	<div class="squeeze-box-header__col">
357	<h2><?php
358	esc_html_e( 'PNG Settings', 'squeeze' );
359	?></h2>
360	<?php
361	squeeze_setting_png_desc();
362	?>
363	</div>
364	</div>
365	<table class="form-table" role="presentation">
366	<?php
367	do_settings_fields( 'squeeze_options', 'squeeze_png_settings' );
368	?>
369	</table>
370	</div>
371	</section>
372	<section id="squeeze_webp">
373	<div class="squeeze-box squeeze-box--settings">
374	<div class="squeeze-box-header">
375	<div class="squeeze-box-header__col">
376	<h2><?php
377	esc_html_e( 'WEBP Settings', 'squeeze' );
378	?></h2>
379	<?php
380	squeeze_setting_webp_desc();
381	?>
382	</div>
383	</div>
384	<table class="form-table" role="presentation">
385	<?php
386	do_settings_fields( 'squeeze_options', 'squeeze_webp_settings' );
387	?>
388	</table>
389	</div>
390	</section>
391	<section id="squeeze_avif">
392	<div class="squeeze-box squeeze-box--settings">
393	<div class="squeeze-box-header">
394	<div class="squeeze-box-header__col">
395	<h2><?php
396	esc_html_e( 'AVIF Settings', 'squeeze' );
397	?></h2>
398	<?php
399	squeeze_setting_avif_desc();
400	?>
401	</div>
402	</div>
403	<table class="form-table" role="presentation">
404	<?php
405	do_settings_fields( 'squeeze_options', 'squeeze_avif_settings' );
406	?>
407	</table>
408	</div>
409	</section>
410
411	<p class="submit">
412	<input type="submit" name="submit" id="submit" class="button button-primary" value="<?php
413	esc_attr_e( 'Save Changes' );
414	?>">
415	<input name="squeeze_restore_button" class="button button-secondary" type="button" value="<?php
416	esc_attr_e( 'Restore defaults', 'squeeze' );
417	?>" />
418	</p>
419	</form>
420	</div>
421	</div>
422	<?php
423	}
424
425	add_action( 'admin_init', 'squeeze_register_settings' );
426	/**
427	* Register the settings and add the sections and fields
428	*/
429	function squeeze_register_settings() {
430	$options = get_option( 'squeeze_options' );
431	register_setting( 'squeeze_options', 'squeeze_options', 'squeeze_options_validate' );
432	add_settings_section(
433	'squeeze_basic_settings',
434	__( 'Basic Settings', 'squeeze' ),
435	'squeeze_setting_basic_desc',
436	'squeeze_options',
437	array(
438	'section_class' => 'squeeze_basic',
439	)
440	);
441	add_settings_field(
442	'squeeze_setting_auto_compress',
443	__( 'Squeeze on upload', 'squeeze' ),
444	'squeeze_options_callback',
445	'squeeze_options',
446	'squeeze_basic_settings',
447	array(
448	'label_for' => 'auto_compress',
449	'class' => 'squeeze_setting_auto_compress',
450	'type' => 'checkbox',
451	)
452	);
453	add_settings_field(
454	'squeeze_setting_backup_original',
455	__( 'Backup original image', 'squeeze' ),
456	'squeeze_options_callback',
457	'squeeze_options',
458	'squeeze_basic_settings',
459	array(
460	'label_for' => 'backup_original',
461	'class' => 'squeeze_setting_backup_original',
462	'type' => 'checkbox',
463	)
464	);
465	add_settings_field(
466	'squeeze_setting_auto_webp',
467	__( 'Generate WEBP', 'squeeze' ) . squeeze_get_hint( __( 'Generate and serve WEBP images for all uploaded images. The original image URL remains the same, instead the image will be served in a WEBP format.', 'squeeze' ) ),
468	'squeeze_options_callback',
469	'squeeze_options',
470	'squeeze_basic_settings',
471	array(
472	'label_for' => 'auto_webp',
473	'class' => 'squeeze_setting_auto_webp',
474	'type' => 'checkbox',
475	)
476	);
477	add_settings_field(
478	'squeeze_setting_webp_replace_urls',
479	__( 'Replace images URLs', 'squeeze' ) . squeeze_get_hint( __( 'Replace original URLs of images with the related WEBP images.', 'squeeze' ) ),
480	'squeeze_options_callback',
481	'squeeze_options',
482	'squeeze_basic_settings',
483	array(
484	'label_for' => 'webp_replace_urls',
485	'class' => 'squeeze_setting_webp_replace_urls',
486	'type' => 'checkbox',
487	'hidden' => ( $options['auto_webp'] ? '' : true ),
488	)
489	);
490	add_settings_field(
491	'squeeze_setting_compress_thumbs',
492	__( 'Squeeze thumbnails', 'squeeze' ) . squeeze_get_hint( __( 'Choose which image thumbnail sizes you want to squeeze along with the original image.', 'squeeze' ) ),
493	'squeeze_options_callback',
494	'squeeze_options',
495	'squeeze_basic_settings',
496	array(
497	'label_for' => 'compress_thumbs',
498	'class' => 'squeeze_setting_compress_thumbs',
499	'type' => 'thumbs_checkbox_group',
500	)
501	);
502	add_settings_field(
503	'squeeze_setting_timeout',
504	__( 'Squeeze timeout', 'squeeze' ) . squeeze_get_hint( __( 'Time limit for squeezing an image. If you get an error during image squeezing, try to increase this value.', 'squeeze' ) ),
505	'squeeze_options_callback',
506	'squeeze_options',
507	'squeeze_basic_settings',
508	array(
509	'label_for' => 'timeout',
510	'class' => 'squeeze_setting_timeout',
511	'type' => 'number',
512	'units' => 'sec',
513	'min' => 1,
514	)
515	);
516	add_settings_field(
517	'squeeze_setting_restore_defaults',
518	'',
519	'squeeze_options_callback',
520	'squeeze_options',
521	'squeeze_basic_settings',
522	array(
523	'label_for' => 'restore_defaults',
524	'class' => 'squeeze_setting_restore_defaults',
525	'type' => 'hidden',
526	)
527	);
528	add_settings_section(
529	'squeeze_jpeg_settings',
530	__( 'JPEG Settings', 'squeeze' ),
531	'squeeze_setting_jpeg_desc',
532	'squeeze_options',
533	array(
534	'section_class' => 'squeeze_jpeg',
535	)
536	);
537	add_settings_field(
538	'squeeze_setting_jpeg_quality',
539	__( 'Quality', 'squeeze' ),
540	'squeeze_options_callback',
541	'squeeze_options',
542	'squeeze_jpeg_settings',
543	array(
544	'label_for' => 'jpeg_quality',
545	'class' => 'squeeze_setting_jpeg_quality',
546	'type' => 'range',
547	)
548	);
549	add_settings_field(
550	'squeeze_setting_jpeg_smoothing',
551	__( 'Smoothing', 'squeeze' ),
552	'squeeze_options_callback',
553	'squeeze_options',
554	'squeeze_jpeg_settings',
555	array(
556	'label_for' => 'jpeg_smoothing',
557	'class' => 'squeeze_setting_jpeg_smoothing',
558	'type' => 'range',
559	)
560	);
561	add_settings_field(
562	'squeeze_setting_jpeg_baseline',
563	__( 'Pointless spec compliance', 'squeeze' ),
564	'squeeze_options_callback',
565	'squeeze_options',
566	'squeeze_jpeg_advanced_settings',
567	array(
568	'label_for' => 'jpeg_baseline',
569	'class' => 'squeeze_setting_jpeg_baseline',
570	'type' => 'checkbox',
571	)
572	);
573	add_settings_field(
574	'squeeze_setting_jpeg_arithmetic',
575	__( 'Arithmetic', 'squeeze' ),
576	'squeeze_options_callback',
577	'squeeze_options',
578	'squeeze_jpeg_advanced_settings',
579	array(
580	'label_for' => 'jpeg_arithmetic',
581	'class' => 'squeeze_setting_jpeg_arithmetic',
582	'type' => 'checkbox',
583	)
584	);
585	add_settings_field(
586	'squeeze_setting_jpeg_progressive',
587	__( 'Progressive rendering', 'squeeze' ),
588	'squeeze_options_callback',
589	'squeeze_options',
590	'squeeze_jpeg_advanced_settings',
591	array(
592	'label_for' => 'jpeg_progressive',
593	'class' => 'squeeze_setting_jpeg_progressive',
594	'type' => 'checkbox',
595	)
596	);
597	add_settings_field(
598	'squeeze_setting_jpeg_optimize_coding',
599	__( 'Optimize Huffman table', 'squeeze' ),
600	'squeeze_options_callback',
601	'squeeze_options',
602	'squeeze_jpeg_advanced_settings',
603	array(
604	'label_for' => 'jpeg_optimize_coding',
605	'class' => 'squeeze_setting_jpeg_optimize_coding',
606	'type' => 'checkbox',
607	)
608	);
609	add_settings_field(
610	'squeeze_setting_jpeg_color_space',
611	__( 'Channels', 'squeeze' ),
612	'squeeze_options_callback',
613	'squeeze_options',
614	'squeeze_jpeg_advanced_settings',
615	array(
616	'label_for' => 'jpeg_color_space',
617	'class' => 'squeeze_setting_jpeg_color_space',
618	'type' => 'select',
619	'options' => array(
620	'3' => 'YCbCr',
621	'1' => 'Grayscale',
622	'2' => 'RGB',
623	),
624	)
625	);
626	add_settings_field(
627	'squeeze_setting_jpeg_quant_table',
628	__( 'Quantization', 'squeeze' ),
629	'squeeze_options_callback',
630	'squeeze_options',
631	'squeeze_jpeg_advanced_settings',
632	array(
633	'label_for' => 'jpeg_quant_table',
634	'class' => 'squeeze_setting_jpeg_quant_table',
635	'type' => 'select',
636	'options' => array(
637	'0' => 'JPEG Annex K',
638	'1' => 'Flat',
639	'2' => 'MSSIM-tuned Kodak',
640	'3' => 'ImageMagick',
641	'4' => 'PSNR-HVS-M-tuned Kodak',
642	'5' => 'Klein et al',
643	'6' => 'Watson et al',
644	'7' => 'Ahumada et al',
645	'8' => 'Peterson et al',
646	),
647	)
648	);
649	add_settings_field(
650	'squeeze_setting_jpeg_trellis_multipass',
651	__( 'Trellis multipass', 'squeeze' ),
652	'squeeze_options_callback',
653	'squeeze_options',
654	'squeeze_jpeg_advanced_settings',
655	array(
656	'label_for' => 'jpeg_trellis_multipass',
657	'class' => 'squeeze_setting_jpeg_trellis_multipass',
658	'type' => 'checkbox',
659	)
660	);
661	add_settings_field(
662	'squeeze_setting_jpeg_trellis_opt_zero',
663	__( 'Optimize zero block runs', 'squeeze' ),
664	'squeeze_options_callback',
665	'squeeze_options',
666	'squeeze_jpeg_advanced_settings',
667	array(
668	'label_for' => 'jpeg_trellis_opt_zero',
669	'class' => 'squeeze_setting_jpeg_trellis_opt_zero',
670	'type' => 'checkbox',
671	)
672	);
673	add_settings_field(
674	'squeeze_setting_jpeg_trellis_opt_table',
675	__( 'Optimize after trellis quantization', 'squeeze' ),
676	'squeeze_options_callback',
677	'squeeze_options',
678	'squeeze_jpeg_advanced_settings',
679	array(
680	'label_for' => 'jpeg_trellis_opt_table',
681	'class' => 'squeeze_setting_jpeg_trellis_opt_table',
682	'type' => 'checkbox',
683	)
684	);
685	add_settings_field(
686	'squeeze_setting_jpeg_trellis_loops',
687	__( 'Trellis quantization passes', 'squeeze' ),
688	'squeeze_options_callback',
689	'squeeze_options',
690	'squeeze_jpeg_advanced_settings',
691	array(
692	'label_for' => 'jpeg_trellis_loops',
693	'class' => 'squeeze_setting_jpeg_trellis_loops',
694	'type' => 'range',
695	'min' => 1,
696	'max' => 50,
697	)
698	);
699	add_settings_field(
700	'squeeze_setting_jpeg_auto_subsample',
701	__( 'Auto subsample chroma', 'squeeze' ),
702	'squeeze_options_callback',
703	'squeeze_options',
704	'squeeze_jpeg_advanced_settings',
705	array(
706	'label_for' => 'jpeg_auto_subsample',
707	'class' => 'squeeze_setting_jpeg_auto_subsample',
708	'type' => 'checkbox',
709	)
710	);
711	add_settings_field(
712	'squeeze_setting_jpeg_chroma_subsample',
713	__( 'Subsample chroma by', 'squeeze' ),
714	'squeeze_options_callback',
715	'squeeze_options',
716	'squeeze_jpeg_advanced_settings',
717	array(
718	'label_for' => 'jpeg_chroma_subsample',
719	'class' => 'squeeze_setting_jpeg_chroma_subsample',
720	'type' => 'range',
721	'min' => 1,
722	'max' => 4,
723	)
724	);
725	add_settings_field(
726	'squeeze_setting_jpeg_separate_chroma_quality',
727	__( 'Separate chroma quality', 'squeeze' ),
728	'squeeze_options_callback',
729	'squeeze_options',
730	'squeeze_jpeg_advanced_settings',
731	array(
732	'label_for' => 'jpeg_separate_chroma_quality',
733	'class' => 'squeeze_setting_jpeg_separate_chroma_quality',
734	'type' => 'checkbox',
735	)
736	);
737	add_settings_field(
738	'squeeze_setting_jpeg_chroma_quality',
739	__( 'Chroma quality', 'squeeze' ),
740	'squeeze_options_callback',
741	'squeeze_options',
742	'squeeze_jpeg_advanced_settings',
743	array(
744	'label_for' => 'jpeg_chroma_quality',
745	'class' => 'squeeze_setting_jpeg_chroma_quality',
746	'type' => 'range',
747	)
748	);
749	add_settings_section(
750	'squeeze_png_settings',
751	__( 'PNG Settings', 'squeeze' ),
752	'squeeze_setting_png_desc',
753	'squeeze_options',
754	array(
755	'section_class' => 'squeeze_png',
756	)
757	);
758	add_settings_field(
759	'squeeze_setting_png_level',
760	__( 'Effort', 'squeeze' ),
761	'squeeze_options_callback',
762	'squeeze_options',
763	'squeeze_png_settings',
764	array(
765	'label_for' => 'png_level',
766	'class' => 'squeeze_setting_png_level',
767	'type' => 'range',
768	'min' => 0,
769	'max' => 3,
770	)
771	);
772	add_settings_field(
773	'squeeze_setting_png_interlace',
774	__( 'Interlace', 'squeeze' ),
775	'squeeze_options_callback',
776	'squeeze_options',
777	'squeeze_png_settings',
778	array(
779	'label_for' => 'png_interlace',
780	'class' => 'squeeze_setting_png_interlace',
781	'type' => 'checkbox',
782	)
783	);
784	add_settings_section(
785	'squeeze_webp_settings',
786	__( 'WEBP Settings', 'squeeze' ),
787	'squeeze_setting_webp_desc',
788	'squeeze_options',
789	array(
790	'section_class' => 'squeeze_webp',
791	)
792	);
793	add_settings_field(
794	'squeeze_setting_webp_method',
795	__( 'Effort', 'squeeze' ),
796	'squeeze_options_callback',
797	'squeeze_options',
798	'squeeze_webp_settings',
799	array(
800	'label_for' => 'webp_method',
801	'class' => 'squeeze_setting_webp_method',
802	'type' => 'range',
803	'min' => 0,
804	'max' => 6,
805	)
806	);
807	add_settings_field(
808	'squeeze_setting_webp_quality',
809	__( 'Quality', 'squeeze' ),
810	'squeeze_options_callback',
811	'squeeze_options',
812	'squeeze_webp_settings',
813	array(
814	'label_for' => 'webp_quality',
815	'class' => 'squeeze_setting_webp_quality',
816	'type' => 'range',
817	'min' => 0,
818	'max' => 100,
819	)
820	);
821	add_settings_field(
822	'squeeze_setting_webp_lossless',
823	__( 'Lossless', 'squeeze' ),
824	'squeeze_options_callback',
825	'squeeze_options',
826	'squeeze_webp_settings',
827	array(
828	'label_for' => 'webp_lossless',
829	'class' => 'squeeze_setting_webp_lossless',
830	'type' => 'checkbox',
831	)
832	);
833	add_settings_field(
834	'squeeze_setting_webp_near_lossless',
835	__( 'Near lossless', 'squeeze' ),
836	'squeeze_options_callback',
837	'squeeze_options',
838	'squeeze_webp_settings',
839	array(
840	'label_for' => 'webp_near_lossless',
841	'class' => 'squeeze_setting_webp_near_lossless',
842	'type' => 'range',
843	'min' => 0,
844	'max' => 100,
845	)
846	);
847	add_settings_section(
848	'squeeze_avif_settings',
849	__( 'AVIF Settings', 'squeeze' ),
850	'squeeze_setting_avif_desc',
851	'squeeze_options',
852	array(
853	'section_class' => 'squeeze_avif',
854	)
855	);
856	add_settings_field(
857	'squeeze_setting_avif_cqLevel',
858	__( 'Quality', 'squeeze' ),
859	'squeeze_options_callback',
860	'squeeze_options',
861	'squeeze_avif_settings',
862	array(
863	'label_for' => 'avif_cqLevel',
864	'class' => 'squeeze_setting_avif_cqLevel',
865	'type' => 'range',
866	'min' => 1,
867	'max' => 100,
868	)
869	);
870	}
871
872	function squeeze_get_hint( $hint, $class = 'squeeze-hint' ) {
873	return '<span class="' . esc_attr( $class ) . '">' . esc_html( $hint ) . '</span>';
874	}
875
876	/**
877	* Sanitize and validate input. Accepts an array, return a sanitized array.
878	* @param array $input
879	*/
880	function squeeze_options_validate( $input ) {
881	$input['jpeg_quality'] = absint( $input['jpeg_quality'] );
882	$input['jpeg_smoothing'] = absint( $input['jpeg_smoothing'] );
883	$input['jpeg_color_space'] = absint( $input['jpeg_color_space'] );
884	$input['jpeg_quant_table'] = absint( $input['jpeg_quant_table'] );
885	$input['jpeg_trellis_loops'] = absint( $input['jpeg_trellis_loops'] );
886	$input['jpeg_chroma_subsample'] = absint( $input['jpeg_chroma_subsample'] );
887	$input['jpeg_chroma_quality'] = absint( $input['jpeg_chroma_quality'] );
888	$input['png_level'] = absint( $input['png_level'] );
889	$input['webp_method'] = absint( $input['webp_method'] );
890	$input['webp_quality'] = absint( $input['webp_quality'] );
891	$input['webp_near_lossless'] = absint( $input['webp_near_lossless'] );
892	$input['avif_cqLevel'] = absint( $input['avif_cqLevel'] );
893	$input['jpeg_baseline'] = ( isset( $input['jpeg_baseline'] ) ? $input['jpeg_baseline'] : '0' );
894	$input['jpeg_arithmetic'] = ( isset( $input['jpeg_arithmetic'] ) ? $input['jpeg_arithmetic'] : '0' );
895	$input['jpeg_progressive'] = ( isset( $input['jpeg_progressive'] ) ? $input['jpeg_progressive'] : '0' );
896	$input['jpeg_optimize_coding'] = ( isset( $input['jpeg_optimize_coding'] ) ? $input['jpeg_optimize_coding'] : '0' );
897	$input['jpeg_trellis_multipass'] = ( isset( $input['jpeg_trellis_multipass'] ) ? $input['jpeg_trellis_multipass'] : '0' );
898	$input['jpeg_trellis_opt_zero'] = ( isset( $input['jpeg_trellis_opt_zero'] ) ? $input['jpeg_trellis_opt_zero'] : '0' );
899	$input['jpeg_trellis_opt_table'] = ( isset( $input['jpeg_trellis_opt_table'] ) ? $input['jpeg_trellis_opt_table'] : '0' );
900	$input['jpeg_auto_subsample'] = ( isset( $input['jpeg_auto_subsample'] ) ? $input['jpeg_auto_subsample'] : '0' );
901	$input['jpeg_separate_chroma_quality'] = ( isset( $input['jpeg_separate_chroma_quality'] ) ? $input['jpeg_separate_chroma_quality'] : '0' );
902	$input['png_interlace'] = ( isset( $input['png_interlace'] ) ? $input['png_interlace'] : '0' );
903	$input['webp_lossless'] = ( isset( $input['webp_lossless'] ) ? $input['webp_lossless'] : '0' );
904	$input['auto_compress'] = ( isset( $input['auto_compress'] ) ? $input['auto_compress'] : '0' );
905	$input['auto_webp'] = ( isset( $input['auto_webp'] ) ? $input['auto_webp'] : '0' );
906	$input['webp_replace_urls'] = ( isset( $input['webp_replace_urls'] ) && $input['auto_webp'] ? $input['webp_replace_urls'] : '0' );
907	$input['backup_original'] = ( isset( $input['backup_original'] ) ? $input['backup_original'] : '0' );
908	$input['compress_thumbs'] = ( isset( $input['compress_thumbs'] ) ? $input['compress_thumbs'] : array() );
909	$input['max_width'] = ( isset( $input['max_width'] ) && $input['max_width'] > 0 ? absint( $input['max_width'] ) : '' );
910	$input['max_height'] = ( isset( $input['max_height'] ) && $input['max_height'] > 0 ? absint( $input['max_height'] ) : '' );
911	$input['timeout'] = ( isset( $input['timeout'] ) && $input['timeout'] > 0 ? absint( $input['timeout'] ) : 1 );
912	$input['restore_defaults'] = ( isset( $input['restore_defaults'] ) ? $input['restore_defaults'] : '0' );
913	if ( !isset( $input['restore_defaults'] ) \|\| $input['restore_defaults'] !== '1' ) {
914	add_settings_error(
915	'squeeze_notices',
916	'settings_updated',
917	__( 'Settings have been updated.', 'squeeze' ),
918	'success'
919	);
920	}
921	return $input;
922	}
923
924	/**
925	* Display and fill the form field
926	* @param array $args
927	*/
928	function squeeze_options_callback( $args ) {
929	$label_for = $args['label_for'];
930	$class = $args['class'];
931	$type = $args['type'];
932	$default = squeeze_get_default_value( $label_for );
933	$options = get_option( 'squeeze_options' );
934	$is_hidden = ( isset( $args['hidden'] ) && $args['hidden'] ? 'hidden' : '' );
935	$extra_classes = [];
936	if ( $is_hidden ) {
937	$extra_classes[] = 'squeeze-hidden';
938	}
939	$extra_classes = implode( ' ', $extra_classes );
940	switch ( $type ) {
941	case 'text':
942	$value = ( isset( $options[$label_for] ) ? $options[$label_for] : $default );
943	echo "<input class='" . esc_attr( $extra_classes ) . "' id='squeeze_setting_" . esc_attr( $label_for ) . "' name='squeeze_options[" . esc_attr( $label_for ) . "]' type='text' value='" . esc_attr( $value ) . "' />";
944	break;
945	case 'number':
946	$value = ( isset( $options[$label_for] ) ? $options[$label_for] : $default );
947	$units = ( isset( $args['units'] ) ? $args['units'] : '' );
948	$min = ( isset( $args['min'] ) ? $args['min'] : '' );
949	$max = ( isset( $args['max'] ) ? $args['max'] : '' );
950	echo "<input class='" . esc_attr( $extra_classes ) . "' id='squeeze_setting_" . esc_attr( $label_for ) . "' name='squeeze_options[" . esc_attr( $label_for ) . "]' type='number' value='" . esc_attr( $value ) . "' " . (( $min ? "min='" . esc_attr( $min ) . "'" : "" )) . " " . (( $max ? "min='" . esc_attr( $max ) . "'" : "" )) . " />";
951	if ( $units ) {
952	echo "<span class='squeeze-setting-units'>" . esc_html( $units ) . "</span>";
953	}
954	break;
955	case 'range':
956	$value = ( isset( $options[$label_for] ) ? $options[$label_for] : $default );
957	$min = ( isset( $args['min'] ) ? $args['min'] : 0 );
958	$max = ( isset( $args['max'] ) ? $args['max'] : 100 );
959	$step = ( isset( $args['step'] ) ? $args['step'] : 1 );
960	echo "<input class='" . esc_attr( $extra_classes ) . "' id='squeeze_setting_" . esc_attr( $label_for ) . "' name='squeeze_options[" . esc_attr( $label_for ) . "]' min='" . (int) $min . "' max='" . (int) $max . "' step='" . (int) $step . "' type='range' value='" . esc_attr( $value ) . "' />";
961	echo '<output id="squeeze_setting_' . esc_attr( $label_for ) . '_value"></output>';
962	?>
963	<script>
964	(function () {
965	const value = document.querySelector("#squeeze_setting_<?php
966	echo esc_attr( $label_for );
967	?>_value")
968	const input = document.querySelector("#squeeze_setting_<?php
969	echo esc_attr( $label_for );
970	?>")
971	value.textContent = input.value
972	input.addEventListener("input", (event) => {
973	value.textContent = event.target.value
974	})
975	})()
976	</script>
977	<?php
978	break;
979	case 'checkbox':
980	$value = ( isset( $options[$label_for] ) ? (bool) $options[$label_for] : $default );
981	echo "<input class='squeeze-ios8-switch " . esc_attr( $extra_classes ) . "' id='squeeze_setting_" . esc_attr( $label_for ) . "' name='squeeze_options[" . esc_attr( $label_for ) . "]' type='checkbox' " . checked( $value, true, false ) . " />";
982	echo '<label for="squeeze_setting_' . esc_attr( $label_for ) . '"></label>';
983	break;
984	case 'select':
985	$value = ( isset( $options[$label_for] ) ? $options[$label_for] : $default );
986	echo "<select class='" . esc_attr( $extra_classes ) . "' id='squeeze_setting_" . esc_attr( $label_for ) . "' name='squeeze_options[" . esc_attr( $label_for ) . "]'>";
987	foreach ( $args['options'] as $key => $option ) {
988	echo "<option value='" . esc_attr( $key ) . "' " . selected( $value, $key, false ) . ">" . esc_html( $option ) . "</option>";
989	}
990	echo "</select>";
991	break;
992	case 'thumbs_checkbox_group':
993	$thumbs = array();
994	$value = ( isset( $options[$label_for] ) ? (array) $options[$label_for] : $default );
995	$available_sizes = wp_get_registered_image_subsizes();
996	foreach ( $available_sizes as $key => $size ) {
997	$thumbs[$key] = ucwords( str_replace( '_', ' ', $key ) ) . ' (' . $size['width'] . 'x' . $size['height'] . ')';
998	}
999	// Add the scaled image size option
1000	$big_image_size_threshold = apply_filters( 'big_image_size_threshold', 2560 );
1001	$thumbs['full'] = 'Scaled (' . $big_image_size_threshold . 'x' . $big_image_size_threshold . ')';
1002	echo '<div class="squeeze-box squeeze-box--fieldset">';
1003	echo '<div class="squeeze-box-content">';
1004	foreach ( $thumbs as $key => $option ) {
1005	echo '<div class="squeeze-suboption">';
1006	echo "<input class='squeeze-ios8-switch' id='squeeze_setting_" . esc_attr( $label_for ) . "_" . esc_attr( $key ) . "' name='squeeze_options[" . esc_attr( $label_for ) . "][" . esc_attr( $key ) . "]' type='checkbox' " . checked( array_key_exists( $key, $value ), true, false ) . " /> ";
1007	echo "<label for='squeeze_setting_" . esc_attr( $label_for ) . "_" . esc_attr( $key ) . "'>" . esc_html( $option ) . "</label>";
1008	echo '</div>';
1009	}
1010	echo '</div>';
1011	echo '</div>';
1012	break;
1013	case 'hidden':
1014	$value = ( isset( $options[$label_for] ) ? $options[$label_for] : $default );
1015	echo "<input id='squeeze_setting_" . esc_attr( $label_for ) . "' name='squeeze_options[" . esc_attr( $label_for ) . "]' type='hidden' value='" . esc_attr( $value ) . "' />";
1016	break;
1017	}
1018	}
1019
1020	/**
1021	* Get default value for option
1022	* @param string $option
1023	* @param bool $all
1024	*/
1025	function squeeze_get_default_value( $option, $all = false ) {
1026	$options_defaults = apply_filters( 'squeeze_options_default', array(
1027	'jpeg_quality' => 75,
1028	'jpeg_baseline' => false,
1029	'jpeg_arithmetic' => false,
1030	'jpeg_progressive' => true,
1031	'jpeg_optimize_coding' => true,
1032	'jpeg_smoothing' => 0,
1033	'jpeg_color_space' => 3,
1034	'jpeg_quant_table' => 3,
1035	'jpeg_trellis_multipass' => false,
1036	'jpeg_trellis_opt_zero' => false,
1037	'jpeg_trellis_opt_table' => false,
1038	'jpeg_trellis_loops' => 1,
1039	'jpeg_auto_subsample' => true,
1040	'jpeg_chroma_subsample' => 2,
1041	'jpeg_separate_chroma_quality' => false,
1042	'jpeg_chroma_quality' => 75,
1043	'png_level' => 2,
1044	'png_interlace' => false,
1045	'webp_method' => 4,
1046	'webp_quality' => 75,
1047	'webp_lossless' => false,
1048	'webp_near_lossless' => 100,
1049	'avif_cqLevel' => 70,
1050	'auto_compress' => true,
1051	'auto_webp' => true,
1052	'webp_replace_urls' => false,
1053	'backup_original' => true,
1054	'compress_thumbs' => array(
1055	'large' => 'on',
1056	'full' => 'on',
1057	),
1058	'max_width' => '',
1059	'max_height' => '',
1060	'timeout' => 60,
1061	'restore_defaults' => false,
1062	) );
1063	if ( $all ) {
1064	return $options_defaults;
1065	}
1066	return ( in_array( $option, array_keys( $options_defaults ) ) ? $options_defaults[$option] : false );
1067	}
1068
1069	function squeeze_setting_basic_desc() {
1070	echo '<p>' . esc_html__( 'Basic squeezing settings.', 'squeeze' ) . '</p>';
1071	}
1072
1073	function squeeze_setting_jpeg_desc() {
1074	echo '<p>' . esc_html__( 'Squeezing settings for JPEG images.', 'squeeze' ) . '</p>';
1075	}
1076
1077	function squeeze_setting_jpeg_advanced_desc() {
1078	echo '<p>' . esc_html__( 'More precise settings for experienced users.', 'squeeze' ) . '</p>';
1079	}
1080
1081	function squeeze_setting_png_desc() {
1082	echo '<p>' . esc_html__( 'Squeezing settings for PNG images.', 'squeeze' ) . '</p>';
1083	}
1084
1085	function squeeze_setting_webp_desc() {
1086	echo '<p>' . esc_html__( 'Squeezing settings for WebP images.', 'squeeze' ) . '</p>';
1087	}
1088
1089	function squeeze_setting_avif_desc() {
1090	echo '<p>' . esc_html__( 'Squeezing settings for Avif images.', 'squeeze' ) . '</p>';
1091	}
1092
1093	add_action(
1094	'update_option_squeeze_options',
1095	'squeeze_restore_defaults',
1096	10,
1097	2
1098	);
1099	/**
1100	* Restore default settings
1101	*/
1102	function squeeze_restore_defaults( $old_value, $value ) {
1103	if ( isset( $value['restore_defaults'] ) && $value['restore_defaults'] === '1' ) {
1104	$result = delete_option( 'squeeze_options', "" );
1105	if ( $result ) {
1106	add_settings_error(
1107	'squeeze_notices',
1108	'settings_restored',
1109	__( 'Settings have been restored.', 'squeeze' ),
1110	'success'
1111	);
1112	} else {
1113	add_settings_error(
1114	'squeeze_notices',
1115	'settings_not_restored',
1116	__( 'Settings have not been restored.', 'squeeze' ),
1117	'error'
1118	);
1119	}
1120	}
1121	}
1122
1123	add_filter(
1124	'attachment_fields_to_edit',
1125	'squeeze_add_custom_field_to_attachment',
1126	10,
1127	2
1128	);
1129	/**
1130	* Add custom text/textarea attachment field
1131	*/
1132	function squeeze_add_custom_field_to_attachment( $form_fields, $post ) {
1133	$allowed_mimes = SQUEEZE_ALLOWED_IMAGE_MIME_TYPES;
1134	if ( in_array( $post->post_mime_type, $allowed_mimes ) ) {
1135	$is_compressed = get_post_meta( $post->ID, 'squeeze_is_compressed', true );
1136	$can_restore = squeeze_can_restore( $post->ID );
1137	$form_fields['squeeze_is_compressed'] = array(
1138	'label' => __( 'Squeeze', 'squeeze' ),
1139	'input' => 'html',
1140	'html' => ( $is_compressed ? '<label><span class="squeeze_status"><span style="padding-top: 0; line-height: 1; color: green;" class="dashicons dashicons-yes-alt"></span> ' . __( 'Squeezed', 'squeeze' ) . '</span></label>' . (( $can_restore ? '
1141	<br><br><p><button name="squeeze_restore" type="button" class="button button-secondary squeeze-restore-button" data-attachment="' . $post->ID . '">' . __( 'Restore original', 'squeeze' ) . '</button></p>' : '' )) . '<p>
1142	<button name="squeeze_compress_again" type="button" class="button button-primary squeeze-compress-button" data-attachment="' . $post->ID . '">' . __( 'Squeeze again', 'squeeze' ) . '</button></p>' : '<label><span class="squeeze_status"><span style="padding-top: 0; line-height: 1; color: red;" class="dashicons dashicons-no-alt"></span> ' . __( 'Not squeezed', 'squeeze' ) . '</span></label>
1143	<br><br><button name="squeeze_compress_single" type="button" class="button button-primary squeeze-compress-button" data-attachment="' . $post->ID . '">' . __( 'Squeeze', 'squeeze' ) . '</button>' ),
1144	);
1145	}
1146	return $form_fields;
1147	}
1148
1149	add_filter( 'manage_media_columns', 'squeeze_add_media_columns' );
1150	/**
1151	* Filter the Media list table columns to add a Squeeze column.
1152	*
1153	* @param array $posts_columns Existing array of columns displayed in the Media list table.
1154	* @return array Amended array of columns to be displayed in the Media list table.
1155	*/
1156	function squeeze_add_media_columns( $posts_columns ) {
1157	$posts_columns['squeeze'] = __( 'Squeeze', 'squeeze' );
1158	return $posts_columns;
1159	}
1160
1161	add_action(
1162	'manage_media_custom_column',
1163	'squeeze_media_custom_column',
1164	10,
1165	2
1166	);
1167	/**
1168	* Display attachment uploaded time under `Time` custom column in the Media list table.
1169	*
1170	* @param string $column_name Name of the custom column.
1171	*/
1172	function squeeze_media_custom_column( $column_name, $post_id ) {
1173	if ( 'squeeze' !== $column_name ) {
1174	return;
1175	}
1176	$form_fields = squeeze_add_custom_field_to_attachment( array(), get_post( $post_id ) );
1177	if ( $form_fields ) {
1178	echo wp_kses_post( $form_fields['squeeze_is_compressed']['html'] );
1179	}
1180	}
1181
1182	add_filter( 'manage_upload_sortable_columns', 'squeeze_sortable_columns' );
1183	/**
1184	* Add sortable Squeeze column
1185	*/
1186	function squeeze_sortable_columns( $columns ) {
1187	$columns['squeeze'] = 'squeeze';
1188	return $columns;
1189	}
1190
1191	add_action( 'pre_get_posts', 'squeeze_sortable_columns_orderby' );
1192	/**
1193	* Order by Squeeze column
1194	*/
1195	function squeeze_sortable_columns_orderby( $query ) {
1196	if ( !is_admin() \|\| !$query->is_main_query() ) {
1197	return;
1198	}
1199	$orderby = $query->get( 'orderby' );
1200	if ( 'squeeze' === $orderby ) {
1201	// Define the allowed image formats
1202	$allowed_formats = SQUEEZE_ALLOWED_IMAGE_MIME_TYPES;
1203	// include all media
1204	$query->set( 'meta_query', array(
1205	'relation' => 'OR',
1206	array(
1207	'key' => 'squeeze_is_compressed',
1208	'compare' => 'NOT EXISTS',
1209	),
1210	array(
1211	'key' => 'squeeze_is_compressed',
1212	'compare' => 'EXISTS',
1213	),
1214	) );
1215	// Add the meta_query to filter by specific image formats
1216	//$query->set('post_mime_type', $allowed_formats);
1217	$query->set( 'orderby', 'meta_value' );
1218	}
1219	}
1220
1221	add_action( 'restrict_manage_posts', 'squeeze_media_filter_dropdown' );
1222	/**
1223	* Add a dropdown filter to the media library
1224	*/
1225	function squeeze_media_filter_dropdown() {
1226	global $wp_query;
1227	$post_type = 'attachment';
1228	if ( isset( $_GET['post_type'] ) ) {
1229	$post_type = sanitize_text_field( wp_unslash( $_GET['post_type'] ) );
1230	}
1231	if ( 'attachment' === $post_type ) {
1232	$selected = ( isset( $_GET['squeeze_filter'] ) ? sanitize_text_field( wp_unslash( $_GET['squeeze_filter'] ) ) : '' );
1233	$options = array(
1234	'all' => __( 'Squeeze: All images', 'squeeze' ),
1235	'non-squeezed' => __( 'Non Squeezed Images', 'squeeze' ),
1236	);
1237	echo '<select name="squeeze_filter" id="squeeze-filter">';
1238	foreach ( $options as $value => $label ) {
1239	printf(
1240	'<option value="%s"%s>%s</option>',
1241	esc_attr( $value ),
1242	selected( $selected, $value, false ),
1243	esc_html( $label )
1244	);
1245	}
1246	echo '</select>';
1247	}
1248	}
1249
1250	add_action( 'pre_get_posts', 'squeeze_media_filter_query' );
1251	/**
1252	* Filter the media library query
1253	*/
1254	function squeeze_media_filter_query( $query ) {
1255	global $current_screen;
1256	if ( !is_admin() \|\| !empty( $current_screen ) && 'upload' !== $current_screen->base \|\| 'attachment' !== $query->get( 'post_type' ) ) {
1257	return $query;
1258	}
1259	if ( isset( $_GET['squeeze_filter'] ) ) {
1260	$squeeze_filter = sanitize_text_field( wp_unslash( $_GET['squeeze_filter'] ) );
1261	if ( 'non-squeezed' === $squeeze_filter ) {
1262	$query->set( 'meta_query', array(
1263	'relation' => 'OR',
1264	array(
1265	'key' => 'squeeze_is_compressed',
1266	'compare' => '!=',
1267	'value' => '1',
1268	),
1269	array(
1270	'key' => 'squeeze_is_compressed',
1271	'compare' => 'NOT EXISTS',
1272	),
1273	) );
1274	$query->set( 'orderby', 'meta_value' );
1275	$query->set( 'post_mime_type', SQUEEZE_ALLOWED_IMAGE_MIME_TYPES );
1276	}
1277	}
1278	return $query;
1279	}
1280
1281	add_filter(
1282	'ajax_query_attachments_args',
1283	'squeeze_media_filter_ajax_query',
1284	10,
1285	1
1286	);
1287	/**
1288	* Filter the media library query for AJAX requests
1289	*/
1290	function squeeze_media_filter_ajax_query( $query ) {
1291	if ( !isset( $_POST['query']['squeeze_filter'] ) ) {
1292	return $query;
1293	}
1294	$squeeze_filter = sanitize_text_field( wp_unslash( $_POST['query']['squeeze_filter'] ) );
1295	if ( 'non-squeezed' === $squeeze_filter ) {
1296	$query['meta_query'] = array(
1297	'relation' => 'OR',
1298	array(
1299	'key' => 'squeeze_is_compressed',
1300	'compare' => '!=',
1301	'value' => '1',
1302	),
1303	array(
1304	'key' => 'squeeze_is_compressed',
1305	'compare' => 'NOT EXISTS',
1306	),
1307	);
1308	$query['orderby'] = 'meta_value';
1309	$query['post_mime_type'] = SQUEEZE_ALLOWED_IMAGE_MIME_TYPES;
1310	}
1311	return $query;
1312	}
1313
1314	add_action( 'admin_footer', 'squeeze_svg_sprite_output' );
1315	/**
1316	* Output SVG sprite
1317	*/
1318	function squeeze_svg_sprite_output() {
1319	global $pagenow;
1320	if ( $pagenow === 'upload.php' && isset( $_GET['page'] ) && $_GET['page'] === 'squeeze-bulk' ) {
1321	include SQUEEZE_PLUGIN_DIR . 'assets/images/sprite.svg';
1322	}
1323	}
1324