← All changes | classes/autoptimizeImages.php +520 -160 2.6.0 → trunk View file →

		@@ -21,8 +21,15 @@
21	21	*
22	22	* @var self|null
23	23	*/
24	24	protected static $instance = null;
	25	+
	26	+ /**
	27	+ * lazyload counter.
	28	+ *
	29	+ * @var int
	30	+ */
	31	+ protected $lazyload_counter = 0;
25	32
26	33	public function __construct( array $options = array() )
27	34	{
28	35	// If options are not provided, fetch them.
		@@ -50,10 +57,30 @@
50	57
51	58	// get service availability and add it to the options-array.
52	59	$value['availabilities'] = autoptimizeOptionWrapper::get_option( 'autoptimize_service_availablity' );
53	60
54		- if ( empty( $value['availabilities'] ) ) {
55		- $value['availabilities'] = autoptimizeUtils::check_service_availability( true );
	61	+ if ( empty( $value['availabilities'] ) || ! is_array( $value['availabilities'] ) ) {
	62	+ $value['availabilities'] = null;
	63	+
	64	+ if ( true === autoptimizeImages::imgopt_active() ) {
	65	+ $value['availabilities'] = autoptimizeUtils::check_service_availability( true );
	66	+ }
	67	+
	68	+ if ( null === $value['availabilities'] ) {
	69	+ // We can't seem to check service availability, use mock result with imgopt status UP.
	70	+ $_mock_settings = array(
	71	+ 'extra_imgopt' => array(
	72	+ 'status' => 'up',
	73	+ 'hosts' => array(
	74	+ '1' => 'https://sp-ao.shortpixel.ai/',
	75	+ ),
	76	+ ),
	77	+ 'critcss' => array(
	78	+ 'status' => 'up',
	79	+ ),
	80	+ );
	81	+ $value['availabilities'] = $_mock_settings;
	82	+ }
56	83	}
57	84
58	85	return $value;
59	86	}
		@@ -111,8 +138,14 @@
111	138	public function run_on_frontend() {
112	139	if ( ! $this->should_run() ) {
113	140	if ( $this->should_lazyload() ) {
114	141	add_filter(
	142	+ 'wp_lazy_loading_enabled',
	143	+ array( $this, 'should_disable_core_lazyload' ),
	144	+ 10,
	145	+ 3
	146	+ );
	147	+ add_filter(
115	148	'autoptimize_html_after_minify',
116	149	array( $this, 'filter_lazyload_images' ),
117	150	10,
118	151	1
		@@ -139,8 +172,9 @@
139	172	$active = true;
140	173	}
141	174
142	175	if ( apply_filters( 'autoptimize_filter_imgopt_do_css', true ) ) {
	176	+ // fixme: also act on already minified CSS!
143	177	add_filter(
144	178	'autoptimize_filter_base_replace_cdn',
145	179	array( $this, 'filter_optimize_css_images' ),
146	180	10,
		@@ -145,8 +179,16 @@
145	179	array( $this, 'filter_optimize_css_images' ),
146	180	10,
147	181	1
148	182	);
	183	+
	184	+ add_filter(
	185	+ 'autoptimize_html_after_minify',
	186	+ array( $this, 'filter_optimize_inline_css_images' ),
	187	+ 10,
	188	+ 1
	189	+ );
	190	+
149	191	$active = true;
150	192	}
151	193
152	194	if ( $active ) {
		@@ -158,8 +200,14 @@
158	200	);
159	201	}
160	202
161	203	if ( $this->should_lazyload() ) {
	204	+ add_filter(
	205	+ 'wp_lazy_loading_enabled',
	206	+ array( $this, 'should_disable_core_lazyload' ),
	207	+ 10,
	208	+ 3
	209	+ );
162	210	add_action(
163	211	'wp_footer',
164	212	array( $this, 'add_lazyload_js_footer' ),
165	213	10,
		@@ -168,8 +216,24 @@
168	216	}
169	217	}
170	218
171	219	/**
	220	+ * Disables core's native lazyload for images, not for iframes.
	221	+ *
	222	+ * @param bool $flag Incoming flag (mostly true).
	223	+ * @param string $tag Tag (img or iframe).
	224	+ * @param string $context Full context.
	225	+ *
	226	+ * @return bool
	227	+ */
	228	+ public function should_disable_core_lazyload( $flag = true, $tag = '', $context = '' ) {
	229	+ if ( 'img' === $tag ) {
	230	+ return false;
	231	+ }
	232	+ return $flag;
	233	+ }
	234	+
	235	+ /**
172	236	* Basic checks before we can run.
173	237	*
174	238	* @return bool
175	239	*/
		@@ -201,9 +265,9 @@
201	265	{
202	266	static $imgopt_host = null;
203	267
204	268	if ( null === $imgopt_host ) {
205		- $imgopt_host = 'https://cdn.shortpixel.ai/';
	269	+ $imgopt_host = 'https://sp-ao.shortpixel.ai/';
206	270	$avail_imgopt = $this->options['availabilities']['extra_imgopt'];
207	271	if ( ! empty( $avail_imgopt ) && array_key_exists( 'hosts', $avail_imgopt ) && is_array( $avail_imgopt['hosts'] ) ) {
208	272	$imgopt_host = array_rand( array_flip( $avail_imgopt['hosts'] ) );
209	273	}
		@@ -221,9 +285,9 @@
221	285	}
222	286
223	287	public static function get_service_url_suffix()
224	288	{
225		- $suffix = '/af/GWRGFLW109483/' . AUTOPTIMIZE_SITE_DOMAIN;
	289	+ $suffix = '/af/ZQXTBY0109483/' . AUTOPTIMIZE_SITE_DOMAIN;
226	290
227	291	return $suffix;
228	292	}
229	293
		@@ -336,11 +400,9 @@
336	400	// Default to (the trimmed version of) what was given to us.
337	401	$result = trim( $in );
338	402
339	403	// Some silly plugins wrap background images in html-encoded quotes, so remove those from the img url.
340		- if ( strpos( $result, '"' ) !== false ) {
341		- $result = str_replace( '"', '', $result );
342		- }
	404	+ $result = $this->fix_silly_bgimg_quotes( $result );
343	405
344	406	if ( autoptimizeUtils::is_protocol_relative( $result ) ) {
345	407	$result = $parsed_site_url['scheme'] . ':' . $result;
346	408	} elseif ( 0 === strpos( $result, '/' ) ) {
		@@ -345,12 +407,18 @@
345	407	$result = $parsed_site_url['scheme'] . ':' . $result;
346	408	} elseif ( 0 === strpos( $result, '/' ) ) {
347	409	// Root-relative...
348	410	$result = $parsed_site_url['scheme'] . '://' . $parsed_site_url['host'] . $result;
349		- } elseif ( ! empty( $cdn_domain ) && strpos( $result, $cdn_domain ) !== 0 ) {
	411	+ } elseif ( ! empty( $cdn_domain ) && false === strpos( $this->get_imgopt_host(), $cdn_domain ) && strpos( $result, $cdn_domain ) !== 0 ) {
	412	+ // remove CDN except if it is the image optimization one.
350	413	$result = str_replace( $cdn_domain, $parsed_site_url['host'], $result );
351	414	}
352	415
	416	+ // filter (default off) to remove QS from image URL's to avoid eating away optimization credits.
	417	+ if ( apply_filters( 'autoptimize_filter_imgopt_no_querystring', false ) && strpos( $result, '?' ) !== false ) {
	418	+ $result = strtok( $result, '?' );
	419	+ }
	420	+
353	421	$result = apply_filters( 'autoptimize_filter_imgopt_normalized_url', $result );
354	422
355	423	// Store in cache.
356	424	$cache[ $in ] = $result;
		@@ -362,15 +430,41 @@
362	430	public function filter_optimize_css_images( $in )
363	431	{
364	432	$in = $this->normalize_img_url( $in );
365	433
366		- if ( $this->can_optimize_image( $in ) ) {
	434	+ if ( $this->can_optimize_image( $in ) && false === strpos( $in, $this->get_imgopt_host() ) ) {
367	435	return $this->build_imgopt_url( $in, '', '' );
368	436	} else {
369	437	return $in;
370	438	}
371	439	}
	440	+
	441	+ public function filter_optimize_inline_css_images( $html ) {
	442	+ preg_match_all( '#<style[^>]*>([^<]*)</style>#Um', $html, $inline_css_blocks, PREG_SET_ORDER );
	443	+ foreach ( $inline_css_blocks as $inline_css_block ) {
	444	+ if ( false !== strpos( $inline_css_block[0], 'background' ) ) {
	445	+ $inline_css_block_new = $this->replace_background_img_css( $inline_css_block[0] );
	446	+ if ( $inline_css_block_new !== $inline_css_block[0] ) {
	447	+ $html = str_replace( $inline_css_block[0], $inline_css_block_new, $html );
	448	+ }
	449	+ }
	450	+ }
	451	+ return $html;
	452	+ }
372	453
	454	+ public static function replace_background_img_css( $css ) {
	455	+ // fixme; can/ should we cache these?
	456	+ preg_match_all( '#background[^;}]*url\((.*)\)#Ui', $css, $backgrounds, PREG_SET_ORDER );
	457	+ if ( is_array( $backgrounds ) && ! empty( $backgrounds ) ) {
	458	+ foreach ( $backgrounds as $background ) {
	459	+ if ( autoptimizeImages::can_optimize_image_wrapper( $background[1] ) ) {
	460	+ $css = str_replace( $background[1], autoptimizeImages::build_imgopt_url_wrapper( $background[1] ), $css );
	461	+ }
	462	+ }
	463	+ }
	464	+ return $css;
	465	+ }
	466	+
373	467	private function get_imgopt_base_url()
374	468	{
375	469	static $imgopt_base_url = null;
376	470
		@@ -377,9 +471,15 @@
377	471	if ( null === $imgopt_base_url ) {
378	472	$imgopt_host = $this->get_imgopt_host();
379	473	$quality = $this->get_img_quality_string();
380	474	$ret_val = apply_filters( 'autoptimize_filter_imgopt_wait', 'ret_img' ); // values: ret_wait, ret_img, ret_json, ret_blank.
381		- $imgopt_base_url = $imgopt_host . 'client/' . $quality . ',' . $ret_val;
	475	+ if ( $this->should_ngimg() ) {
	476	+ $sp_to_string = 'to_auto';
	477	+ } else {
	478	+ $sp_to_string = 'to_webp';
	479	+ }
	480	+ $sp_to_string = apply_filters( 'autoptimize_filter_imgopt_format', $sp_to_string ); // values: empty (= jpeg), to_webp (smart; webp or fallback), to_avif (avif or fallback) or to_auto (smart avif, webp or fallback).
	481	+ $imgopt_base_url = $imgopt_host . 'client/' . $sp_to_string . ',' . $quality . ',' . $ret_val;
382	482	$imgopt_base_url = apply_filters( 'autoptimize_filter_imgopt_base_url', $imgopt_base_url );
383	483	}
384	484
385	485	return $imgopt_base_url;
		@@ -384,9 +484,14 @@
384	484
385	485	return $imgopt_base_url;
386	486	}
387	487
388		- private function can_optimize_image( $url )
	488	+ public static function can_optimize_image_wrapper( $url, $tag = '', $testing = false ) {
	489	+ $self = new self();
	490	+ return $self->can_optimize_image( $url, $tag = '', $testing = false );
	491	+ }
	492	+
	493	+ private function can_optimize_image( $url, $tag = '', $testing = false )
389	494	{
390	495	static $cdn_url = null;
391	496	static $nopti_images = null;
392	497
		@@ -396,10 +501,13 @@
396	501	autoptimizeOptionWrapper::get_option( 'autoptimize_cdn_url', '' )
397	502	);
398	503	}
399	504
400		- if ( null === $nopti_images ) {
401		- $nopti_images = apply_filters( 'autoptimize_filter_imgopt_noptimize', '' );
	505	+ if ( null === $nopti_images || $testing ) {
	506	+ if ( is_array( $this->options ) && array_key_exists( 'autoptimize_imgopt_text_field_6', $this->options ) ) {
	507	+ $nopti_images = $this->options['autoptimize_imgopt_text_field_6'];
	508	+ }
	509	+ $nopti_images = apply_filters( 'autoptimize_filter_imgopt_noptimize', $nopti_images );
402	510	}
403	511
404	512	$site_host = AUTOPTIMIZE_SITE_DOMAIN;
405	513	$url = $this->normalize_img_url( $url );
		@@ -404,21 +512,25 @@
404	512	$site_host = AUTOPTIMIZE_SITE_DOMAIN;
405	513	$url = $this->normalize_img_url( $url );
406	514	$url_parsed = parse_url( $url );
407	515
408		- if ( array_key_exists( 'host', $url_parsed ) && $url_parsed['host'] !== $site_host && empty( $cdn_url ) ) {
	516	+ if ( false === is_array( $url_parsed ) ) {
409	517	return false;
	518	+ } elseif ( array_key_exists( 'host', $url_parsed ) && $url_parsed['host'] !== $site_host && empty( $cdn_url ) ) {
	519	+ return false;
	520	+ } elseif ( autoptimizeUtils::is_local_server() ) {
	521	+ return false;
410	522	} elseif ( ! empty( $cdn_url ) && strpos( $url, $cdn_url ) === false && array_key_exists( 'host', $url_parsed ) && $url_parsed['host'] !== $site_host ) {
411	523	return false;
412	524	} elseif ( strpos( $url, '.php' ) !== false ) {
413	525	return false;
414		- } elseif ( str_ireplace( array( '.png', '.gif', '.jpg', '.jpeg', '.webp' ), '', $url_parsed['path'] ) === $url_parsed['path'] ) {
	526	+ } elseif ( false === array_key_exists( 'path', $url_parsed ) || str_ireplace( array( '.png', '.gif', '.jpg', '.jpeg', '.webp', '.avif' ), '', $url_parsed['path'] ) === $url_parsed['path'] ) {
415	527	// fixme: better check against end of string.
416	528	return false;
417	529	} elseif ( ! empty( $nopti_images ) ) {
418	530	$nopti_images_array = array_filter( array_map( 'trim', explode( ',', $nopti_images ) ) );
419	531	foreach ( $nopti_images_array as $nopti_image ) {
420		- if ( strpos( $url, $nopti_image ) !== false ) {
	532	+ if ( strpos( $url, $nopti_image ) !== false || ( ( '' !== $tag && strpos( $tag, $nopti_image ) !== false ) ) ) {
421	533	return false;
422	534	}
423	535	}
424	536	}
		@@ -424,8 +536,14 @@
424	536	}
425	537	return true;
426	538	}
427	539
	540	+ // wrapper for reuse in AOPro.
	541	+ public static function build_imgopt_url_wrapper( $orig_url, $width = 0, $height = 0 ) {
	542	+ $self = new self();
	543	+ return $self->build_imgopt_url( $orig_url, $width = 0, $height = 0 );
	544	+ }
	545	+
428	546	private function build_imgopt_url( $orig_url, $width = 0, $height = 0 )
429	547	{
430	548	// sanitize width and height.
431	549	if ( strpos( $width, '%' ) !== false ) {
		@@ -448,9 +566,15 @@
448	566	if ( $filtered_url !== $orig_url ) {
449	567	return $filtered_url;
450	568	}
451	569
452		- $orig_url = $this->normalize_img_url( $orig_url );
	570	+ $normalized_url = $this->normalize_img_url( $orig_url );
	571	+
	572	+ // if the URL is ascii we check if we have a real URL with filter_var (which only works on ascii url's) and if not a real URL we return the original one.
	573	+ if ( apply_filters( 'autoptimize_filter_imgopt_check_normalized_url', true ) && ! preg_match( '/[^\x20-\x7e]/', $normalized_url ) && false === filter_var( $normalized_url, FILTER_VALIDATE_URL ) ) {
	574	+ return $orig_url;
	575	+ }
	576	+
453	577	$imgopt_base_url = $this->get_imgopt_base_url();
454	578	$imgopt_size = '';
455	579
456	580	if ( $width && 0 !== $width ) {
		@@ -460,9 +584,10 @@
460	584	if ( $height && 0 !== $height ) {
461	585	$imgopt_size .= ',h_' . $height;
462	586	}
463	587
464		- $url = $imgopt_base_url . $imgopt_size . '/' . $orig_url;
	588	+ $url = $imgopt_base_url . $imgopt_size . '/' . $normalized_url;
	589	+ $url = apply_filters( 'autoptimize_filter_imgopt_after_build_imgopt_url', $url );
465	590
466	591	return $url;
467	592	}
468	593
		@@ -473,9 +598,9 @@
473	598
474	599	public function replace_img_callback( $matches, $width = 0, $height = 0 )
475	600	{
476	601	$_normalized_img_url = $this->normalize_img_url( $matches[1] );
477		- if ( $this->can_optimize_image( $matches[1] ) ) {
	602	+ if ( $this->can_optimize_image( $matches[1], $matches[0] ) ) {
478	603	return str_replace( $matches[1], $this->build_imgopt_url( $_normalized_img_url, $width, $height ), $matches[0] );
479	604	} else {
480	605	return $matches[0];
481	606	}
		@@ -480,10 +605,29 @@
480	605	return $matches[0];
481	606	}
482	607	}
483	608
484		- public function filter_optimize_images( $in )
	609	+ public function replace_icon_callback( $matches )
485	610	{
	611	+ if ( array_key_exists( '2', $matches ) ) {
	612	+ $sizes = explode( 'x', $matches[2] );
	613	+ $width = $sizes[0];
	614	+ $height = $sizes[1];
	615	+ } else {
	616	+ $width = 180;
	617	+ $height = 180;
	618	+ }
	619	+
	620	+ // make sure we're not trying to optimize a *.ico file.
	621	+ if ( strpos( $matches[1], '.ico' ) === false ) {
	622	+ return $this->replace_img_callback( $matches, $width, $height );
	623	+ } else {
	624	+ return $matches[0];
	625	+ }
	626	+ }
	627	+
	628	+ public function filter_optimize_images( $in, $testing = false )
	629	+ {
486	630	/*
487	631	* potential future functional improvements:
488	632	*
489	633	* filter for critical CSS.
		@@ -488,11 +632,12 @@
488	632	*
489	633	* filter for critical CSS.
490	634	*/
491	635	$to_replace = array();
	636	+ $to_preload = '';
492	637
493		- // hide noscript tags to avoid nesting noscript tags (as lazyloaded images add noscript).
494		- if ( $this->should_lazyload() ) {
	638	+ // hide (no)script tags to avoid replacing (and potentially breaking) images in script tags.
	639	+ if ( apply_filters( 'autoptimize_filter_imgopt_hide_script', true ) || $this->should_lazyload() ) {
495	640	$in = autoptimizeBase::replace_contents_with_marker_if_exists(
496	641	'SCRIPT',
497	642	'<script',
498	643	'#<(?:no)?script.*?<\/(?:no)?script>#is',
		@@ -499,11 +644,18 @@
499	644	$in
500	645	);
501	646	}
502	647
	648	+ // get img preloads as set in post metabox, exploding ", " instead of "," because LCP preload
	649	+ // could be a shortpixel URL, which has comma's and results in way too many preloads.
	650	+ $metabox_preloads = array_filter( array_map( 'trim', explode( ', ', wp_strip_all_tags( autoptimizeConfig::get_post_meta_ao_settings( 'ao_post_preload' ) ) ) ) );
	651	+ $metabox_preloads = apply_filters( 'autoptimize_filter_images_metabox_preloads', $metabox_preloads );
	652	+
503	653	// extract img tags.
504	654	if ( preg_match_all( '#<img[^>]*src[^>]*>#Usmi', $in, $matches ) ) {
505	655	foreach ( $matches[0] as $tag ) {
	656	+ $tag = apply_filters( 'autoptimize_filter_imgopt_tag_preopt', $tag );
	657	+
506	658	$orig_tag = $tag;
507	659	$imgopt_w = '';
508	660	$imgopt_h = '';
509	661
		@@ -509,20 +661,22 @@
509	661
510	662	// first do (data-)srcsets.
511	663	if ( preg_match_all( '#srcset=("|\')(.*)("|\')#Usmi', $tag, $allsrcsets, PREG_SET_ORDER ) ) {
512	664	foreach ( $allsrcsets as $srcset ) {
513		- $srcset = $srcset[2];
514		- $srcsets = explode( ',', $srcset );
	665	+ $srcset = $srcset[2];
	666	+ $orig_srcset = $srcset;
	667	+ $srcsets = explode( ',', $srcset );
515	668	foreach ( $srcsets as $indiv_srcset ) {
516	669	$indiv_srcset_parts = explode( ' ', trim( $indiv_srcset ) );
517	670	if ( isset( $indiv_srcset_parts[1] ) && rtrim( $indiv_srcset_parts[1], 'w' ) !== $indiv_srcset_parts[1] ) {
518	671	$imgopt_w = rtrim( $indiv_srcset_parts[1], 'w' );
519	672	}
520		- if ( $this->can_optimize_image( $indiv_srcset_parts[0] ) ) {
	673	+ if ( $this->can_optimize_image( $indiv_srcset_parts[0], $tag, $testing ) && false === apply_filters( 'autoptimize_filter_imgopt_do_spai', false ) ) {
521	674	$imgopt_url = $this->build_imgopt_url( $indiv_srcset_parts[0], $imgopt_w, '' );
522		- $tag = str_replace( $indiv_srcset_parts[0], $imgopt_url, $tag );
	675	+ $srcset = str_replace( $indiv_srcset_parts[0], $imgopt_url, $srcset );
523	676	}
524	677	}
	678	+ $tag = str_replace( $orig_srcset, $srcset, $tag );
525	679	}
526	680	}
527	681
528	682	// proceed with img src.
		@@ -531,22 +685,33 @@
531	685	$imgopt_w = $_get_size['width'];
532	686	$imgopt_h = $_get_size['height'];
533	687
534	688	// then start replacing images src.
535		- if ( preg_match_all( '#src=(?:"|\')(?!data)(.*)(?:"|\')#Usmi', $tag, $urls, PREG_SET_ORDER ) ) {
536		- foreach ( $urls as $url ) {
537		- $full_src_orig = $url[0];
538		- $url = $url[1];
539		- if ( $this->can_optimize_image( $url ) ) {
540		- $imgopt_url = $this->build_imgopt_url( $url, $imgopt_w, $imgopt_h );
541		- $full_imgopt_src = str_replace( $url, $imgopt_url, $full_src_orig );
542		- $tag = str_replace( $full_src_orig, $full_imgopt_src, $tag );
543		- }
	689	+ $tag = autoptimizeAttributeParser::modify_attributes( $tag, 'img', '/src$/i', function( $name, $url ) use ( $tag, $testing, $imgopt_w, $imgopt_h ) {
	690	+ // 1. Skip if empty or a data-URI
	691	+ if ( ! $url || strpos( $url, 'data:' ) === 0 ) {
	692	+ return $url;
544	693	}
	694	+
	695	+ // 2. Run Autoptimize logic
	696	+ if ( $this->can_optimize_image( $url, $tag, $testing ) && ! apply_filters( 'autoptimize_filter_imgopt_do_spai', false ) ) {
	697	+ return $this->build_imgopt_url( $url, $imgopt_w, $imgopt_h );
	698	+ }
	699	+
	700	+ // 3. No changes needed
	701	+ return $url;
	702	+ }, false, true );
	703	+
	704	+ $_url = autoptimizeAttributeParser::get( $tag, 'img', '/src$/i' );
	705	+ $url = $_url['src'];
	706	+
	707	+ // check if the image needs to be prelaoded.
	708	+ if ( ! empty( $metabox_preloads ) && is_array( $metabox_preloads ) && str_replace( $metabox_preloads, '', $tag ) !== $tag ) {
	709	+ $to_preload .= $this->create_img_preload_tag( $tag );
545	710	}
546	711
547	712	// do lazyload stuff.
548		- if ( $this->should_lazyload( $in ) ) {
	713	+ if ( $this->should_lazyload( $in ) && ! empty( $url ) ) {
549	714	// first do lpiq placeholder logic.
550	715	if ( strpos( $url, $this->get_imgopt_host() ) === 0 ) {
551	716	// if all img src have been replaced during srcset, we have to extract the
552	717	// origin url from the imgopt one to be able to set a lqip placeholder.
		@@ -554,10 +719,12 @@
554	719	} else {
555	720	$_url = $url;
556	721	}
557	722
	723	+ $_url = $this->normalize_img_url( $_url );
	724	+
558	725	$placeholder = '';
559		- if ( $this->can_optimize_image( $_url ) && apply_filters( 'autoptimize_filter_imgopt_lazyload_dolqip', true ) ) {
	726	+ if ( $this->can_optimize_image( $_url, $tag ) && apply_filters( 'autoptimize_filter_imgopt_lazyload_dolqip', false, $_url ) && false === apply_filters( 'autoptimize_filter_imgopt_do_spai', false ) ) {
560	727	$lqip_w = '';
561	728	$lqip_h = '';
562	729	if ( isset( $imgopt_w ) && ! empty( $imgopt_w ) ) {
563	730	$lqip_w = ',w_' . $imgopt_w;
		@@ -570,8 +737,15 @@
570	737	// then call add_lazyload-function with lpiq placeholder if set.
571	738	$tag = $this->add_lazyload( $tag, $placeholder );
572	739	}
573	740
	741	+ // add decoding="async" behind filter, not sure if I'll make it default true yet.
	742	+ if ( true === apply_filters( 'autoptimize_filter_imgopt_add_decoding', true ) && false === strpos( $tag, ' decoding=' ) ) {
	743	+ $tag = str_replace( '<img ', '<img decoding="async" ', $tag );
	744	+ }
	745	+
	746	+ $tag = apply_filters( 'autoptimize_filter_imgopt_tag_postopt', $tag );
	747	+
574	748	// and add tag to array for later replacement.
575	749	if ( $tag !== $orig_tag ) {
576	750	$to_replace[ $orig_tag ] = $tag;
577	751	}
		@@ -580,43 +754,72 @@
580	754
581	755	// and replace all.
582	756	$out = str_replace( array_keys( $to_replace ), array_values( $to_replace ), $in );
583	757
584		- // img thumbnails in e.g. woocommerce.
585		- if ( strpos( $out, 'data-thumb' ) !== false && apply_filters( 'autoptimize_filter_imgopt_datathumbs', true ) ) {
	758	+ // misc. node attributes that might hold image url's (incl. the previously separate data-thumb).
	759	+ $extra_attr_with_img = apply_filters( 'autoptimize_filter_imgopt_attr_with_img', array( array( 'div', 'data-thumb'), array( 'div', 'data-background' ), array( 'img', 'data-retina' ) ) );
	760	+ if ( ! empty( $extra_attr_with_img ) && is_array( $extra_attr_with_img ) ) {
	761	+ foreach ( $extra_attr_with_img as $candidate ) {
	762	+ if ( is_array( $candidate ) && strpos( $out, $candidate[1] ) !== false ) {
	763	+ $_regex = '/\<' . $candidate[0] . '(?:[^>]*)?\s' . $candidate[1] . '=(?:"|\')(.+?)(?:"|\')(?:[^>]*)?>/s';
	764	+ $out = preg_replace_callback(
	765	+ $_regex,
	766	+ array( $this, 'replace_img_callback' ),
	767	+ $out
	768	+ );
	769	+ }
	770	+ }
	771	+ }
	772	+
	773	+ // background-image in inline style.
	774	+ if ( ( strpos( $out, 'background-image:' ) !== false || strpos( $out, 'background:' ) !== false ) && strpos( $out, 'url(' ) !== false && apply_filters( 'autoptimize_filter_imgopt_backgroundimages', true ) ) {
586	775	$out = preg_replace_callback(
587		- '/\<div(?:[^>]?)\sdata-thumb\=(?:\"|\')(.+?)(?:\"|\')(?:[^>]*)?\>/s',
588		- array( $this, 'replace_data_thumbs' ),
	776	+ '/style=(?:"|\')[^<>]*?background(?:-image)?:[^;"\'()>]*url\((?:"|\')?([^"\')]*)(?:"|\')?\)/',
	777	+ array( $this, 'replace_img_callback' ),
589	778	$out
590	779	);
591	780	}
592	781
593		- // background-image in inline style.
594		- if ( strpos( $out, 'background-image:' ) !== false && apply_filters( 'autoptimize_filter_imgopt_backgroundimages', true ) ) {
	782	+ // act on icon links.
	783	+ if ( ( strpos( $out, '<link rel="icon"' ) !== false || ( strpos( $out, "<link rel='icon'" ) !== false ) ) && apply_filters( 'autoptimize_filter_imgopt_linkicon', true ) ) {
595	784	$out = preg_replace_callback(
596		- '/style=(?:"|\').*?background-image:\s?url\((?:"|\')?([^"\')]*)(?:"|\')?\)/',
597		- array( $this, 'replace_img_callback' ),
	785	+ '/<link\srel=(?:"|\')(?:apple-touch-)?icon(?:-precomposed)?(?:"|\').*\shref=(?:"|\')(.*)(?:"|\')(?:\ssizes=(?:"|\')(\d*x\d*)(?:"|\'))?\s?\/?>/Um',
	786	+ array( $this, 'replace_icon_callback' ),
598	787	$out
599	788	);
600	789	}
601	790
602		- // lazyload: restore noscript tags + lazyload picture source tags and bgimage.
	791	+ // lazyload picture source tags and bgimage.
603	792	if ( $this->should_lazyload() ) {
	793	+ $out = $this->process_picture_tag( $out, true, true );
	794	+ $out = $this->process_bgimage( $out );
	795	+ } else {
	796	+ $out = $this->process_picture_tag( $out, true, false );
	797	+ }
	798	+
	799	+ // restore (no)script tags.
	800	+ if ( apply_filters( 'autoptimize_filter_imgopt_hide_script', true ) || $this->should_lazyload() ) {
604	801	$out = autoptimizeBase::restore_marked_content(
605	802	'SCRIPT',
606	803	$out
607	804	);
	805	+ }
608	806
609		- $out = $this->process_picture_tag( $out, true, true );
610		- $out = $this->process_bgimage( $out );
611		- } else {
612		- $out = $this->process_picture_tag( $out, true, false );
	807	+ if ( ! empty( $metabox_preloads ) && is_array( $metabox_preloads ) && empty( $to_preload ) && false !== apply_filters( 'autoptimize_filter_imgopt_dopreloads', true ) ) {
	808	+ // the preload was not in an img tag, so adding a non-responsive preload instead.
	809	+ foreach ( $metabox_preloads as $img_preload ) {
	810	+ $to_preload .= apply_filters( 'autoptimize_filter_imgopt_preload_tag_result', $this->kses_preload_link( '<link fetchpriority="high" rel="preload" href="' . $img_preload . '" as="image">' ) );
	811	+ }
613	812	}
614	813
	814	+ if ( ! empty( $to_preload ) ) {
	815	+ $out = autoptimizeExtra::inject_preloads( $to_preload, $out );
	816	+ }
	817	+
615	818	return $out;
616	819	}
617	820
618		- public function get_size_from_tag( $tag ) {
	821	+ public static function get_size_from_tag( $tag ) {
619	822	// reusable function to extract widht and height from an image tag
620	823	// enforcing a filterable maximum width and height (default 4999X4999).
621	824	$width = '';
622	825	$height = '';
		@@ -635,15 +838,19 @@
635	838	// check for and enforce (filterable) max sizes.
636	839	$_max_width = apply_filters( 'autoptimize_filter_imgopt_max_width', 4999 );
637	840	if ( $width > $_max_width ) {
638	841	$_width = $_max_width;
639		- $height = $_width / $width * $height;
	842	+ if ( ! empty( $height ) && is_int( $height ) ) {
	843	+ $height = $_width / $width * $height;
	844	+ }
640	845	$width = $_width;
641	846	}
642	847	$_max_height = apply_filters( 'autoptimize_filter_imgopt_max_height', 4999 );
643	848	if ( $height > $_max_height ) {
644	849	$_height = $_max_height;
645		- $width = $_height / $height * $width;
	850	+ if ( ! empty( $width ) && is_int( $width ) ) {
	851	+ $width = $_height / $height * $width;
	852	+ }
646	853	$height = $_height;
647	854	}
648	855
649	856	return array(
		@@ -654,26 +861,32 @@
654	861
655	862	/**
656	863	* Lazyload functions
657	864	*/
658		- public static function should_lazyload_wrapper() {
	865	+ public static function should_lazyload_wrapper( $no_meta = false ) {
659	866	// needed in autoptimizeMain.php.
660	867	$self = new self();
661		- return $self->should_lazyload();
	868	+ return $self->should_lazyload( '', $no_meta );
662	869	}
663	870
664		- public function should_lazyload( $context = '' ) {
	871	+ public function should_lazyload( $context = '', $no_meta = false ) {
665	872	if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_3'] ) && false === $this->check_nolazy() ) {
666	873	$lazyload_return = true;
667	874	} else {
668	875	$lazyload_return = false;
669	876	}
	877	+
	878	+ // If page/ post check post_meta to see if lazyload is off for page.
	879	+ if ( false === $no_meta && false === autoptimizeConfig::get_post_meta_ao_settings( 'ao_post_lazyload' ) ) {
	880	+ $lazyload_return = false;
	881	+ }
	882	+
670	883	$lazyload_return = apply_filters( 'autoptimize_filter_imgopt_should_lazyload', $lazyload_return, $context );
671	884
672	885	return $lazyload_return;
673	886	}
674	887
675		- public function check_nolazy() {
	888	+ public static function check_nolazy() {
676	889	if ( array_key_exists( 'ao_nolazy', $_GET ) && '1' === $_GET['ao_nolazy'] ) {
677	890	return true;
678	891	} else {
679	892	return false;
		@@ -683,8 +896,9 @@
683	896	public function filter_lazyload_images( $in )
684	897	{
685	898	// only used is image optimization is NOT active but lazyload is.
686	899	$to_replace = array();
	900	+ $to_preload = '';
687	901
688	902	// hide (no)script tags to avoid nesting noscript tags (as lazyloaded images add noscript).
689	903	$out = autoptimizeBase::replace_contents_with_marker_if_exists(
690	904	'SCRIPT',
		@@ -692,11 +906,20 @@
692	906	'#<(?:no)?script.*?<\/(?:no)?script>#is',
693	907	$in
694	908	);
695	909
696		- // extract img tags and add lazyload attribs.
	910	+ // get img preloads as set in post metabox.
	911	+ $metabox_preloads = array_filter( array_map( 'trim', explode( ',', wp_strip_all_tags( autoptimizeConfig::get_post_meta_ao_settings( 'ao_post_preload' ) ) ) ) );
	912	+
	913	+ // extract img tags and add lazyload attribs/ add preloads.
697	914	if ( preg_match_all( '#<img[^>]*src[^>]*>#Usmi', $out, $matches ) ) {
698	915	foreach ( $matches[0] as $tag ) {
	916	+ // check if image needs to be preloaded.
	917	+ if ( ! empty( $metabox_preloads ) && is_array( $metabox_preloads ) && str_replace( $metabox_preloads, '', $tag ) !== $tag ) {
	918	+ $to_preload .= $this->create_img_preload_tag( $tag );
	919	+ }
	920	+
	921	+ // and lazyloaded.
699	922	if ( $this->should_lazyload( $out ) ) {
700	923	$to_replace[ $tag ] = $this->add_lazyload( $tag );
701	924	}
702	925	}
		@@ -714,14 +937,33 @@
714	937	'SCRIPT',
715	938	$out
716	939	);
717	940
	941	+ if ( ! empty( $metabox_preloads ) && is_array( $metabox_preloads ) && empty( $to_preload ) && false !== apply_filters( 'autoptimize_filter_imgopt_dopreloads', true ) ) {
	942	+ // the preload was not in an img tag, so adding a non-responsive preload instead.
	943	+ foreach ( $metabox_preloads as $img_preload ) {
	944	+ $to_preload .= apply_filters( 'autoptimize_filter_imgopt_preload_tag_result', $this->kses_preload_link( '<link fetchpriority="high" rel="preload" href="' . $img_preload . '" as="image">' ) );
	945	+ }
	946	+ }
	947	+
	948	+ if ( ! empty( $to_preload ) ) {
	949	+ $out = autoptimizeExtra::inject_preloads( $to_preload, $out );
	950	+ }
	951	+
718	952	return $out;
719	953	}
720	954
721	955	public function add_lazyload( $tag, $placeholder = '' ) {
722	956	// adds actual lazyload-attributes to an image node.
723		- if ( str_ireplace( $this->get_lazyload_exclusions(), '', $tag ) === $tag ) {
	957	+ $this->lazyload_counter++;
	958	+
	959	+ $_lazyload_from_nth = '';
	960	+ if ( array_key_exists( 'autoptimize_imgopt_number_field_7', $this->options ) ) {
	961	+ $_lazyload_from_nth = $this->options['autoptimize_imgopt_number_field_7'];
	962	+ }
	963	+ $_lazyload_from_nth = apply_filters( 'autoptimize_filter_imgopt_lazyload_from_nth', $_lazyload_from_nth );
	964	+
	965	+ if ( str_ireplace( $this->get_lazyload_exclusions(), '', $tag ) === $tag && $this->lazyload_counter >= $_lazyload_from_nth ) {
724	966	$tag = $this->maybe_fix_missing_quotes( $tag );
725	967
726	968	// store original tag for use in noscript version.
727	969	$noscript_tag = '<noscript>' . autoptimizeUtils::remove_id_from_node( $tag ) . '</noscript>';
		@@ -735,13 +977,13 @@
735	977	// get image width & heigth for placeholder fun (and to prevent content reflow).
736	978	$_get_size = $this->get_size_from_tag( $tag );
737	979	$width = $_get_size['width'];
738	980	$height = $_get_size['height'];
739		- if ( false === $width ) {
740		- $widht = 210; // default width for SVG placeholder.
	981	+ if ( false === $width || empty( $width ) ) {
	982	+ $width = 210; // default width for SVG placeholder.
741	983	}
742		- if ( false === $height ) {
743		- $heigth = $width / 3 * 2; // if no height, base it on width using the 3/2 aspect ratio.
	984	+ if ( false === $height || empty( $height ) ) {
	985	+ $height = $width / 3 * 2; // if no height, base it on width using the 3/2 aspect ratio.
744	986	}
745	987
746	988	// insert the actual lazyload stuff.
747	989	// see https://css-tricks.com/preventing-content-reflow-from-lazy-loaded-images/ for great read on why we're using empty svg's.
		@@ -747,10 +989,11 @@
747	989	// see https://css-tricks.com/preventing-content-reflow-from-lazy-loaded-images/ for great read on why we're using empty svg's.
748	990	$placeholder = apply_filters( 'autoptimize_filter_imgopt_lazyload_placeholder', $this->get_default_lazyload_placeholder( $width, $height ) );
749	991	}
750	992
751		- $tag = preg_replace( '/(\s)src=/', ' src=\'' . $placeholder . '\' data-src=', $tag );
752		- $tag = preg_replace( '/(\s)srcset=/', ' data-srcset=', $tag );
	993	+ $tag = str_replace( ' src=', ' data-src=', $tag );
	994	+ $tag = str_replace( ' srcset=', ' data-srcset=', $tag );
	995	+ $tag = str_replace( '<img ', '<img src=\'' . $placeholder . '\' ', $tag );
753	996
754	997	// move sizes to data-sizes unless filter says no.
755	998	if ( apply_filters( 'autoptimize_filter_imgopt_lazyload_move_sizes', true ) ) {
756	999	$tag = str_replace( ' sizes=', ' data-sizes=', $tag );
		@@ -758,8 +1001,10 @@
758	1001
759	1002	// add the noscript-tag from earlier.
760	1003	$tag = $noscript_tag . $tag;
761	1004	$tag = apply_filters( 'autoptimize_filter_imgopt_lazyloaded_img', $tag );
	1005	+ } else {
	1006	+ $tag = apply_filters( 'autoptimize_filter_imgopt_not_lazyloaded_img', $tag );
762	1007	}
763	1008
764	1009	return $tag;
765	1010	}
		@@ -764,9 +1009,9 @@
764	1009	return $tag;
765	1010	}
766	1011
767	1012	public function add_lazyload_js_footer() {
768		- if ( false === autoptimizeMain::should_buffer() ) {
	1013	+ if ( false === autoptimizeMain::should_buffer() || autoptimizeMain::is_amp_markup( '' ) ) {
769	1014	return;
770	1015	}
771	1016
772	1017	// The JS will by default be excluded form autoptimization but this can be changed with a filter.
		@@ -774,28 +1019,81 @@
774	1019	if ( apply_filters( 'autoptimize_filter_imgopt_lazyload_js_noptimize', true ) ) {
775	1020	$noptimize_flag = ' data-noptimize="1"';
776	1021	}
777	1022
778		- $lazysizes_js = plugins_url( 'external/js/lazysizes.min.js', __FILE__ );
	1023	+ $_extra = autoptimizeOptionWrapper::get_option( 'autoptimize_extra_settings', '' );
	1024	+ if ( is_array( $_extra ) && array_key_exists( 'autoptimize_extra_checkbox_field_0', $_extra ) && ! empty( $_extra['autoptimize_extra_checkbox_field_0'] ) ) {
	1025	+ // if "remove query strings" is active in "extra", then let's be consistant and not add one ourselves :-) ?
	1026	+ $lazysizes_js = plugins_url( 'external/js/lazysizes.min.js', __FILE__ );
	1027	+ } else {
	1028	+ $lazysizes_js = plugins_url( 'external/js/lazysizes.min.js?ao_version=' . AUTOPTIMIZE_PLUGIN_VERSION, __FILE__ );
	1029	+ }
	1030	+
779	1031	$cdn_url = $this->get_cdn_url();
780	1032	if ( ! empty( $cdn_url ) ) {
	1033	+ $cdn_url = rtrim( $cdn_url, '/' );
781	1034	$lazysizes_js = str_replace( AUTOPTIMIZE_WP_SITE_URL, $cdn_url, $lazysizes_js );
782	1035	}
783	1036
	1037	+ $type_js = '';
	1038	+ if ( apply_filters( 'autoptimize_filter_cssjs_addtype', false ) ) {
	1039	+ $type_js = ' type="text/javascript"';
	1040	+ }
	1041	+
784	1042	// Adds lazyload CSS & JS to footer, using echo because wp_enqueue_script seems not to support pushing attributes (async).
785		- echo apply_filters( 'autoptimize_filter_imgopt_lazyload_cssoutput', '<style>.lazyload,.lazyloading{opacity:0;}.lazyloaded{opacity:1;transition:opacity 300ms;}</style><noscript><style>.lazyload{display:none;}</style></noscript>' );
786		- echo apply_filters( 'autoptimize_filter_imgopt_lazyload_jsconfig', '<script' . $noptimize_flag . '>window.lazySizesConfig=window.lazySizesConfig||{};window.lazySizesConfig.loadMode=1;</script>' );
787		- echo apply_filters( 'autoptimize_filter_imgopt_lazyload_js', '<script async' . $noptimize_flag . ' src=\'' . $lazysizes_js . '\'></script>' );
	1043	+ echo apply_filters( 'autoptimize_filter_imgopt_lazyload_cssoutput', '<noscript><style>.lazyload{display:none;}</style></noscript>' );
	1044	+ echo apply_filters( 'autoptimize_filter_imgopt_lazyload_jsconfig', '<script' . $type_js . $noptimize_flag . '>window.lazySizesConfig=window.lazySizesConfig||{};window.lazySizesConfig.loadMode=1;</script>' );
	1045	+ echo apply_filters( 'autoptimize_filter_imgopt_lazyload_js', '<script async' . $type_js . $noptimize_flag . ' src=\'' . $lazysizes_js . '\'></script>' );
	1046	+ }
788	1047
789		- // And add webp detection and loading JS.
790		- if ( $this->should_webp() ) {
791		- $_webp_detect = "function c_webp(A){var n=new Image;n.onload=function(){var e=0<n.width&&0<n.height;A(e)},n.onerror=function(){A(!1)},n.src='data:image/webp;base64,UklGRhoAAABXRUJQVlA4TA0AAAAvAAAAEAcQERGIiP4HAA=='}function s_webp(e){window.supportsWebP=e}c_webp(s_webp);";
792		- $_webp_load = "document.addEventListener('lazybeforeunveil',function({target:c}){supportsWebP&&['data-src','data-srcset'].forEach(function(a){attr=c.getAttribute(a),null!==attr&&c.setAttribute(a,attr.replace(/\/client\//,'/client/to_webp,'))})});";
793		- echo apply_filters( 'autoptimize_filter_imgopt_webp_js', '<script' . $noptimize_flag . '>' . $_webp_detect . $_webp_load . '</script>' );
	1048	+ public function create_img_preload_tag( $tag ) {
	1049	+ if ( false === apply_filters( 'autoptimize_filter_imgopt_dopreloads', true ) ) {
	1050	+ return '';
794	1051	}
	1052	+
	1053	+ // clean up; remove tabs/ linebreaks/ spaces.
	1054	+ $tag = preg_replace( '/\s+/', ' ', $tag );
	1055	+
	1056	+ // remove noscript.
	1057	+ if ( false !== strpos( $tag, '<noscript' ) ) {
	1058	+ $tag = preg_replace( '/<noscript.*<\/noscript>/mU', '', $tag );
	1059	+ }
	1060	+
	1061	+ // rewrite img tag to link preload img.
	1062	+ $_from = array( '<img ', ' src=', ' sizes=', ' srcset=' );
	1063	+ $_to = array( '<link fetchpriority="high" rel="preload" as="image" ', ' href=', ' imagesizes=', ' imagesrcset=' );
	1064	+ $tag = str_replace( $_from, $_to, $tag );
	1065	+
	1066	+ // sanitize output
	1067	+ $tag = $this->kses_preload_link( $tag );
	1068	+
	1069	+ // and provide filter for late changes.
	1070	+ $tag = apply_filters( 'autoptimize_filter_imgopt_preload_tag_result', $tag );
	1071	+
	1072	+ return $tag;
795	1073	}
796	1074
797		- public function get_cdn_url() {
	1075	+ public function kses_preload_link( $_preload ) {
	1076	+ // using kses, remove all unneeded attributes
	1077	+ // keeping only those we *know* are OK and/ or needed.
	1078	+ $allowed_html = array(
	1079	+ 'link' => array(
	1080	+ 'rel' => true,
	1081	+ 'as' => true,
	1082	+ 'href' => true,
	1083	+ 'imagesizes' => true,
	1084	+ 'imagesrcset' => true,
	1085	+ 'type' => true,
	1086	+ 'media' => true,
	1087	+ 'fetchpriority' => true,
	1088	+ ),
	1089	+ );
	1090	+ $_preload = wp_kses( $_preload, $allowed_html );
	1091	+
	1092	+ return $_preload;
	1093	+ }
	1094	+
	1095	+ public static function get_cdn_url() {
798	1096	// getting CDN url here to avoid having to make bigger changes to autoptimizeBase.
799	1097	static $cdn_url = null;
800	1098
801	1099	if ( null === $cdn_url ) {
		@@ -814,9 +1112,9 @@
814	1112	if ( null === $exclude_lazyload_array ) {
815	1113	$options = $this->options;
816	1114
817	1115	// set default exclusions.
818		- $exclude_lazyload_array = array( 'skip-lazy', 'data-no-lazy', 'notlazy', 'data-src', 'data-srcset', 'data:image/', 'data-lazyload', 'rev-slidebg' );
	1116	+ $exclude_lazyload_array = array( 'skip-lazy', 'data-no-lazy', 'notlazy', 'data-src', 'data-srcset', 'data:image/', 'data-lazyload', 'rev-slidebg', 'loading="eager"', 'fetchpriority="high"' );
819	1117
820	1118	// add from setting.
821	1119	if ( array_key_exists( 'autoptimize_imgopt_text_field_5', $options ) ) {
822	1120	$exclude_lazyload_option = $options['autoptimize_imgopt_text_field_5'];
		@@ -835,9 +1133,9 @@
835	1133	public function inject_classes_in_tag( $tag, $target_class ) {
836	1134	if ( strpos( $tag, 'class=' ) !== false ) {
837	1135	$tag = preg_replace( '/(\sclass\s?=\s?("|\'))/', '$1' . $target_class, $tag );
838	1136	} else {
839		- $tag = preg_replace( '/(<img)\s/', '$1 class="' . trim( $target_class ) . '" ', $tag );
	1137	+ $tag = preg_replace( '/(<[a-zA-Z]*)\s/', '$1 class="' . trim( $target_class ) . '" ', $tag );
840	1138	}
841	1139
842	1140	return $tag;
843	1141	}
		@@ -845,21 +1143,21 @@
845	1143	public function get_default_lazyload_placeholder( $imgopt_w, $imgopt_h ) {
846	1144	return 'data:image/svg+xml,%3Csvg%20xmlns=%22http://www.w3.org/2000/svg%22%20viewBox=%220%200%20' . $imgopt_w . '%20' . $imgopt_h . '%22%3E%3C/svg%3E';
847	1145	}
848	1146
849		- public function should_webp() {
850		- static $webp_return = null;
	1147	+ public function should_ngimg() {
	1148	+ static $ngimg_return = null;
851	1149
852		- if ( is_null( $webp_return ) ) {
853		- // webp only works if imgopt and lazyload are also active.
854		- if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_4'] ) && ! empty( $this->options['autoptimize_imgopt_checkbox_field_3'] ) && $this->imgopt_active() ) {
855		- $webp_return = true;
	1150	+ if ( is_null( $ngimg_return ) ) {
	1151	+ // nextgen img only works if imgopt is active.
	1152	+ if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_4'] ) && $this->imgopt_active() ) {
	1153	+ $ngimg_return = true;
856	1154	} else {
857		- $webp_return = false;
	1155	+ $ngimg_return = false;
858	1156	}
859	1157	}
860	1158
861		- return $webp_return;
	1159	+ return $ngimg_return;
862	1160	}
863	1161
864	1162	public function process_picture_tag( $in, $imgopt = false, $lazy = false ) {
865	1163	// check if "<picture" is present and if filter allows us to process <picture>.
		@@ -878,9 +1176,9 @@
878	1176	foreach ( $_sources as $_source ) {
879	1177	$_picture_replacement = $_source[0];
880	1178
881	1179	// should we optimize the image?
882		- if ( $imgopt && $this->can_optimize_image( $_source[1] ) ) {
	1180	+ if ( $imgopt && $this->can_optimize_image( $_source[1], $_picture[0] ) ) {
883	1181	$_picture_replacement = str_replace( $_source[1], $this->build_imgopt_url( $_source[1] ), $_picture_replacement );
884	1182	}
885	1183	// should we lazy-load?
886	1184	if ( $lazy && $this->should_lazyload() && str_ireplace( $_exclusions, '', $_picture_replacement ) === $_picture_replacement ) {
		@@ -899,9 +1197,9 @@
899	1197
900	1198	public function process_bgimage( $in ) {
901	1199	if ( strpos( $in, 'background-image:' ) !== false && apply_filters( 'autoptimize_filter_imgopt_lazyload_backgroundimages', true ) ) {
902	1200	$out = preg_replace_callback(
903		- '/(<(?:article|aside|body|div|footer|header|p|section|table)[^>]*)\sstyle=(?:"|\').*?background-image:\s?url\((?:"|\')?([^"\')]*)(?:"|\')?\)[^>]*/',
	1201	+ '/(<(?:article|aside|body|div|footer|header|p|section|span|table)[^>]*)\sstyle=(?:"|\')[^<>]*?background-image:\s?url\((?:"|\')?([^"\')]*)(?:"|\')?\)[^>]*/',
904	1202	array( $this, 'lazyload_bgimg_callback' ),
905	1203	$in
906	1204	);
907	1205	return $out;
		@@ -913,13 +1211,17 @@
913	1211	if ( str_ireplace( $this->get_lazyload_exclusions(), '', $matches[0] ) === $matches[0] ) {
914	1212	// get placeholder & lazyload class strings.
915	1213	$placeholder = apply_filters( 'autoptimize_filter_imgopt_lazyload_placeholder', $this->get_default_lazyload_placeholder( 500, 300 ) );
916	1214	$lazyload_class = apply_filters( 'autoptimize_filter_imgopt_lazyload_class', 'lazyload' );
	1215	+ // remove quotes from url() to be able to replace in next step.
	1216	+ $out = str_replace( array( "url('" . $matches[2] . "')", 'url("' . $matches[2] . '")' ), 'url(' . $matches[2] . ')', $matches[0] );
917	1217	// replace background-image URL with SVG placeholder.
918		- $out = str_replace( $matches[2], $placeholder, $matches[0] );
	1218	+ $out = str_replace( 'url(' . $matches[2], 'url(' . $placeholder, $out );
	1219	+ // sanitize bgimg src for quote sillyness.
	1220	+ $bgimg_src = $this->fix_silly_bgimg_quotes( $matches[2] );
919	1221	// add data-bg attribute with real background-image URL for lazyload to pick up.
920		- $out = str_replace( $matches[1], $matches[1] . ' data-bg="' . $matches[2] . '"', $out );
921		- // add lazyload class to tag.
	1222	+ $out = str_replace( $matches[1], $matches[1] . ' data-bg="' . $bgimg_src . '"', $out );
	1223	+ // and finally add lazyload class to tag.
922	1224	$out = $this->inject_classes_in_tag( $out, "$lazyload_class " );
923	1225	return $out;
924	1226	}
925	1227	return $matches[0];
		@@ -924,12 +1226,18 @@
924	1226	}
925	1227	return $matches[0];
926	1228	}
927	1229
	1230	+ public function fix_silly_bgimg_quotes( $tag_in ) {
	1231	+ // some themes/ pagebuilders wrap backgroundimages in HTML-encoded quotes (or linebreaks) which breaks imgopt/ lazyloading, this removes them.
	1232	+ return trim( str_replace( array( "\r\n", '"', '&quot;', '&#034;', '&apos;', '&#039;' ), '', $tag_in ) );
	1233	+ }
	1234	+
928	1235	public function maybe_fix_missing_quotes( $tag_in ) {
929		- // W3TC's Minify_HTML class removes quotes around attribute value, this re-adds them for the class attribute only so we can safely add the lazyload class.
930		- if ( file_exists( WP_PLUGIN_DIR . '/w3-total-cache/w3-total-cache.php' ) && class_exists( 'Minify_HTML' ) && apply_filters( 'autoptimize_filter_imgopt_fixquotes', true ) ) {
931		- return preg_replace( '/class\s?=([^("|\')]*)(\s|>)/U', 'class=\'$1\'$2', $tag_in );
	1236	+ // W3TC's Minify_HTML class removes quotes around attribute value, this re-adds them for the class and width/height attributes so we can lazyload properly.
	1237	+ if ( ( file_exists( WP_PLUGIN_DIR . '/w3-total-cache/w3-total-cache.php' ) && class_exists( 'Minify_HTML' ) && apply_filters( 'autoptimize_filter_imgopt_fixquotes', true ) ) ) {
	1238	+ $tag_out = autoptimizeAttributeParser::rebuild( $tag_in );
	1239	+ return $tag_out;
932	1240	} else {
933	1241	return $tag_in;
934	1242	}
935	1243	}
		@@ -941,9 +1249,9 @@
941	1249	{
942	1250	// no acces if multisite and not network admin and no site config allowed.
943	1251	if ( autoptimizeConfig::should_show_menu_tabs() ) {
944	1252	add_submenu_page(
945		- null,
	1253	+ '',
946	1254	'autoptimize_imgopt',
947	1255	'autoptimize_imgopt',
948	1256	'manage_options',
949	1257	'autoptimize_imgopt',
		@@ -948,16 +1256,16 @@
948	1256	'manage_options',
949	1257	'autoptimize_imgopt',
950	1258	array( $this, 'imgopt_options_page' )
951	1259	);
952		- register_setting( 'autoptimize_imgopt_settings', 'autoptimize_imgopt_settings' );
953	1260	}
	1261	+ register_setting( 'autoptimize_imgopt_settings', 'autoptimize_imgopt_settings' );
954	1262	}
955	1263
956	1264	public function add_imgopt_tab( $in )
957	1265	{
958	1266	if ( autoptimizeConfig::should_show_menu_tabs() ) {
959		- $in = array_merge( $in, array( 'autoptimize_imgopt' => __( 'Images', 'autoptimize' ) ) );
	1267	+ $in = array_merge( $in, array( 'autoptimize_imgopt' => apply_filters( 'autoptimize_filter_imgopt_tab_text', esc_html__( 'Images', 'autoptimize' ) ) ) );
960	1268	}
961	1269
962	1270	return $in;
963	1271	}
		@@ -963,11 +1271,14 @@
963	1271	}
964	1272
965	1273	public function imgopt_options_page()
966	1274	{
	1275	+ // phpcs:disable Squiz.ControlStructures.ControlSignature.NewlineAfterOpenBrace
	1276	+ // phpcs:disable Generic.Formatting.DisallowMultipleStatements.SameLine
	1277	+
967	1278	// Check querystring for "refreshCacheChecker" and call cachechecker if so.
968	1279	if ( array_key_exists( 'refreshImgProvStats', $_GET ) && 1 == $_GET['refreshImgProvStats'] ) {
969		- $this->query_img_provider_stats();
	1280	+ $this->query_img_provider_stats( true );
970	1281	}
971	1282
972	1283	$options = $this->fetch_options();
973	1284	$sp_url_suffix = $this->get_service_url_suffix();
		@@ -975,18 +1286,26 @@
975	1286	<style>
976	1287	#ao_settings_form {background: white;border: 1px solid #ccc;padding: 1px 15px;margin: 15px 10px 10px 0;}
977	1288	#ao_settings_form .form-table th {font-weight: normal;}
978	1289	#autoptimize_imgopt_descr{font-size: 120%;}
	1290	+ #ao_settings_form td p.condition-warning {color: orange;}
979	1291	</style>
980		- <script>document.title = "Autoptimize: <?php _e( 'Images', 'autoptimize' ); ?> " + document.title;</script>
	1292	+ <script>document.title = "Autoptimize: <?php esc_html_e( 'Images', 'autoptimize' ); ?> " + document.title;</script>
981	1293	<div class="wrap">
982		- <h1><?php _e( 'Autoptimize Settings', 'autoptimize' ); ?></h1>
	1294	+ <h1><?php apply_filters( 'autoptimize_filter_settings_is_pro', false ) ? esc_html_e( 'Autoptimize Pro Settings', 'autoptimize' ) : esc_html_e( 'Autoptimize Settings', 'autoptimize' ); ?></h1>
983	1295	<?php echo autoptimizeConfig::ao_admin_tabs(); ?>
	1296	+ <?php if ( autoptimizeUtils::is_local_server() ) { ?>
	1297	+ <div class="notice-warning notice"><p>
	1298	+ <?php
	1299	+ echo esc_html__( 'The image optimization service does not work on locally hosted sites or when the server is on a private network.', 'autoptimize' );
	1300	+ ?>
	1301	+ </p></div>
	1302	+ <?php } ?>
984	1303	<?php if ( 'down' === $options['availabilities']['extra_imgopt']['status'] ) { ?>
985	1304	<div class="notice-warning notice"><p>
986	1305	<?php
987	1306	// translators: "Autoptimize support forum" will appear in a "a href".
988		- echo sprintf( __( 'The image optimization service is currently down, image optimization will be skipped until further notice. Check the %1$sAutoptimize support forum%2$s for more info.', 'autoptimize' ), '<a href="https://wordpress.org/support/plugin/autoptimize/" target="_blank">', '</a>' );
	1307	+ echo sprintf( esc_html__( 'The image optimization service is currently down, image optimization will be skipped until further notice. Check the %1$sAutoptimize support forum%2$s for more info.', 'autoptimize' ), '<a href="https://wordpress.org/support/plugin/autoptimize/" target="_blank">', '</a>' );
989	1308	?>
990	1309	</p></div>
991	1310	<?php } ?>
992	1311
		@@ -991,9 +1310,9 @@
991	1310	<?php } ?>
992	1311
993	1312	<?php if ( 'launch' === $options['availabilities']['extra_imgopt']['status'] && ! autoptimizeImages::instance()->launch_ok() ) { ?>
994	1313	<div class="notice-warning notice"><p>
995		- <?php _e( 'The image optimization service is launching, but not yet available for this domain, it should become available in the next couple of days.', 'autoptimize' ); ?>
	1314	+ <?php esc_html_e( 'The image optimization service is launching, but not yet available for this domain, it should become available in the next couple of days.', 'autoptimize' ); ?>
996	1315	</p></div>
997	1316	<?php } ?>
998	1317
999	1318	<?php if ( class_exists( 'Jetpack' ) && method_exists( 'Jetpack', 'get_active_modules' ) && in_array( 'photon', Jetpack::get_active_modules() ) ) { ?>
		@@ -999,21 +1318,21 @@
999	1318	<?php if ( class_exists( 'Jetpack' ) && method_exists( 'Jetpack', 'get_active_modules' ) && in_array( 'photon', Jetpack::get_active_modules() ) ) { ?>
1000	1319	<div class="notice-warning notice"><p>
1001	1320	<?php
1002	1321	// translators: "disable Jetpack's site accelerator for images" will appear in a "a href" linking to the jetpack settings page.
1003		- echo sprintf( __( 'Please %1$sdisable Jetpack\'s site accelerator for images%2$s to be able to use Autoptomize\'s advanced image optimization features below.', 'autoptimize' ), '<a href="admin.php?page=jetpack#/settings">', '</a>' );
	1322	+ echo sprintf( esc_html__( 'Please %1$sdisable Jetpack\'s site accelerator for images%2$s to be able to use Autoptomize\'s advanced image optimization features below.', 'autoptimize' ), '<a href="admin.php?page=jetpack#/settings">', '</a>' );
1004	1323	?>
1005	1324	</p></div>
1006	1325	<?php } ?>
1007	1326	<form id='ao_settings_form' action='<?php echo admin_url( 'options.php' ); ?>' method='post'>
1008	1327	<?php settings_fields( 'autoptimize_imgopt_settings' ); ?>
1009		- <h2><?php _e( 'Image optimization', 'autoptimize' ); ?></h2>
1010		- <span id='autoptimize_imgopt_descr'><?php _e( 'Make your site significantly faster by just ticking a couple of checkboxes to optimize and lazy load your images, WebP support included!', 'autoptimize' ); ?></span>
	1328	+ <h2><?php esc_html_e( 'Image optimization', 'autoptimize' ); ?></h2>
	1329	+ <span id='autoptimize_imgopt_descr'><?php echo apply_filters( 'autoptimize_filter_imgopt_intro_copy', esc_html__( 'Make your site significantly faster by simply ticking a few boxes and start serving CDN powered, optimized images in the next-gen WebP image format! No additional plugins or services needed.', 'autoptimize' ) ); ?></span>
1011	1330	<table class="form-table">
1012	1331	<tr>
1013		- <th scope="row"><?php _e( 'Optimize Images', 'autoptimize' ); ?></th>
	1332	+ <th scope="row"><?php esc_html_e( 'Image optimization & CDN', 'autoptimize' ); ?></th>
1014	1333	<td>
1015		- <label><input id='autoptimize_imgopt_checkbox' type='checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_1]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_1'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Optimize images on the fly and serve them from Shortpixel\'s global CDN.', 'autoptimize' ); ?></label>
	1334	+ <label><input id='autoptimize_imgopt_checkbox' type='checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_1]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_1'] ) { echo 'checked="checked"'; } ?> value='1'><?php echo apply_filters( 'autoptimize_filter_imgopt_main_setting_copy', esc_html__( 'On-the-fly image optimization and fast delivery via the Shortpixel global CDN.', 'autoptimize' ) ); ?></label>
1016	1335	<?php
1017	1336	// show shortpixel status.
1018	1337	$_notice = autoptimizeImages::instance()->get_imgopt_status_notice();
1019	1338	if ( $_notice ) {
		@@ -1031,31 +1350,37 @@
1031	1350	break;
1032	1351	default:
1033	1352	$_notice_color = 'green';
1034	1353	}
1035		- echo apply_filters( 'autoptimize_filter_imgopt_settings_status', '<p><strong><span style="color:' . $_notice_color . ';">' . __( 'Shortpixel status: ', 'autoptimize' ) . '</span></strong>' . $_notice['notice'] . '</p>' );
	1354	+ echo apply_filters( 'autoptimize_filter_imgopt_settings_status', '<p><strong><span style="color:' . $_notice_color . ';">' . esc_html__( 'Shortpixel status: ', 'autoptimize' ) . '</span></strong>' . $_notice['notice'] . '</p>' );
1036	1355	} else {
1037	1356	// translators: link points to shortpixel.
1038		- $upsell_msg_1 = '<p>' . sprintf( __( 'Get more Google love and improve your website\'s loading speed by having your publicly available images optimized on the fly (also in the "next-gen" WebP image format) by %1$sShortPixel%2$s and then cached and served fast from Shortpixel\'s global CDN.', 'autoptimize' ), '<a href="https://shortpixel.com/aospai' . $sp_url_suffix . '" target="_blank">', '</a>' );
	1357	+ $upsell_msg_1 = '<p>' . sprintf( esc_html__( 'Get more Google love by speeding up your website. Start serving on-the-fly optimized images (also in the "next-gen" %4$sWebP%5$s image format) by %1$sShortPixel%2$s. No additional image optimization plugins are needed: your images are optimized, cached and served from %3$sShortPixel\'s global CDN%2$s.', 'autoptimize' ), '<a href="https://misc.optimizingmatters.com/partners/?from=aofree&partner=shortpixelupsell" target="_blank">', '</a>', '<a href="https://help.shortpixel.com/article/62-where-does-the-cdn-has-pops" target="_blank">', '<strong>', '</strong>' );
1039	1358	if ( 'launch' === $options['availabilities']['extra_imgopt']['status'] ) {
1040		- $upsell_msg_2 = __( 'For a limited time only, this service is offered free for all Autoptimize users, <b>don\'t miss the chance to test it</b> and see how much it could improve your site\'s speed.', 'autoptimize' );
	1359	+ $upsell_msg_2 = sprintf( esc_html__( 'For a limited time only, this service is offered free for all Autoptimize users, %1$sdon\'t miss the chance to test it%2$s and see how much it could improve your site\'s speed.', 'autoptimize' ), '<strong>', '</strong>' );
1041	1360	} else {
1042		- // translators: link points to shortpixel.
1043		- $upsell_msg_2 = sprintf( __( '%1$sSign-up now%2$s to receive a 1 000 bonus + 50&#37; more image optimization credits regardless of the traffic used. More image optimizations can be purchased starting with $4.99.', 'autoptimize' ), '<a href="https://shortpixel.com/aospai' . $sp_url_suffix . '" target="_blank">', '</a>' );
	1361	+ // translators: 1st link points to autoptimize.com.pro, 2nd to shortpixel.
	1362	+ $upsell_msg_2 = sprintf( esc_html__( 'For (nearly) %5$sunlimited image optimizations %1$sbuy Autoptimize Pro%2$s%6$s which also includes Critical CSS and extra "booster" options or %3$ssign up at Shortpixel%4$s.', 'autoptimize' ), '<a href="https://autoptimize.com/pro/" target="_blank">', '</a>', '<a href="https://misc.optimizingmatters.com/partners/?from=aofree&partner=shortpixelupsell" target="_blank">', '</a>', '<strong>', '</strong>' );
1044	1363	}
1045		- echo apply_filters( 'autoptimize_imgopt_imgopt_settings_copy', $upsell_msg_1 . ' ' . $upsell_msg_2 . '</p>' );
	1364	+ echo apply_filters( 'autoptimize_filter_imgopt_settings_copy', $upsell_msg_1 . ' ' . $upsell_msg_2 . '</p>' );
1046	1365	}
1047	1366	// translators: link points to shortpixel FAQ.
1048		- $faqcopy = sprintf( __( '<strong>Questions</strong>? Have a look at the %1$sShortPixel FAQ%2$s!', 'autoptimize' ), '<strong><a href="https://shortpixel.helpscoutdocs.com/category/60-shortpixel-ai-cdn" target="_blank">', '</strong></a>' );
1049		- $faqcopy = $faqcopy . ' ' . __( 'Only works for sites/ images that are publicly available.', 'autoptimize' );
	1367	+ $faqcopy = sprintf( esc_html__( '%3$sQuestions%4$s? Take a look at the %1$sAutoptimize + ShortPixel FAQ%2$s!', 'autoptimize' ), '<strong><a href="https://help.shortpixel.com/category/405-autoptimize" target="_blank">', '</strong></a>', '<strong>', '</strong>' );
	1368	+ $faqcopy = $faqcopy . ' ' . esc_html__( 'Only works for websites and images that are publicly available.', 'autoptimize' );
1050	1369	// translators: links points to shortpixel TOS & Privacy Policy.
1051		- $toscopy = sprintf( __( 'Usage of this feature is subject to Shortpixel\'s %1$sTerms of Use%2$s and %3$sPrivacy policy%4$s.', 'autoptimize' ), '<a href="https://shortpixel.com/tos' . $sp_url_suffix . '" target="_blank">', '</a>', '<a href="https://shortpixel.com/pp' . $sp_url_suffix . '" target="_blank">', '</a>' );
1052		- echo apply_filters( 'autoptimize_imgopt_imgopt_settings_tos', '<p>' . $faqcopy . ' ' . $toscopy . '</p>' );
	1370	+ $toscopy = sprintf( esc_html__( 'Usage of this feature is subject to Shortpixel\'s %1$sTerms of Use%2$s and %3$sPrivacy policy%4$s.', 'autoptimize' ), '<a href="https://shortpixel.com/tos' . $sp_url_suffix . '" target="_blank">', '</a>', '<a href="https://shortpixel.com/privacy' . $sp_url_suffix . '" target="_blank">', '</a>' );
	1371	+ echo apply_filters( 'autoptimize_filter_imgopt_settings_tos', '<p>' . $faqcopy . ' ' . $toscopy . '</p>' );
1053	1372	?>
1054	1373	</td>
1055	1374	</tr>
	1375	+ <tr id='autoptimize_imgopt_optimization_exclusions' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'] ) ) { echo 'class="hidden"'; } ?>>
	1376	+ <th scope="row"><?php esc_html_e( 'Optimization exclusions', 'autoptimize' ); ?></th>
	1377	+ <td>
	1378	+ <label><input type='text' style='width:80%' id='autoptimize_imgopt_optimization_exclusions' name='autoptimize_imgopt_settings[autoptimize_imgopt_text_field_6]' value='<?php if ( ! empty( $options['autoptimize_imgopt_text_field_6'] ) ) { echo esc_attr( $options['autoptimize_imgopt_text_field_6'] ); } ?>'><br /><?php esc_html_e( 'Comma-separated list of image classes or filenames that should not be optimized.', 'autoptimize' ); ?></label>
	1379	+ </td>
	1380	+ </tr>
1056	1381	<tr id='autoptimize_imgopt_quality' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'] ) ) { echo 'class="hidden"'; } ?>>
1057		- <th scope="row"><?php _e( 'Image Optimization quality', 'autoptimize' ); ?></th>
	1382	+ <th scope="row"><?php esc_html_e( 'Image Optimization quality', 'autoptimize' ); ?></th>
1058	1383	<td>
1059	1384	<label>
1060	1385	<select name='autoptimize_imgopt_settings[autoptimize_imgopt_select_field_2]'>
1061	1386	<?php
		@@ -1075,33 +1400,60 @@
1075	1400	</label>
1076	1401	<p>
1077	1402	<?php
1078	1403	// translators: link points to shortpixel image test page.
1079		- echo apply_filters( 'autoptimize_imgopt_imgopt_quality_copy', sprintf( __( 'You can %1$stest compression levels here%2$s.', 'autoptimize' ), '<a href="https://shortpixel.com/oic' . $sp_url_suffix . '" target="_blank">', '</a>' ) );
	1404	+ echo apply_filters( 'autoptimize_filter_imgopt_quality_copy', sprintf( esc_html__( 'You can %1$stest compression levels here%2$s.', 'autoptimize' ), '<a href="https://shortpixel.com/online-image-compression' . $sp_url_suffix . '" target="_blank">', '</a>' ) );
1080	1405	?>
1081	1406	</p>
1082	1407	</td>
1083	1408	</tr>
1084		- <tr id='autoptimize_imgopt_webp' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'] ) ) { echo 'class="hidden"'; } ?>>
1085		- <th scope="row"><?php _e( 'Load WebP in supported browsers?', 'autoptimize' ); ?></th>
	1409	+ <?php
	1410	+ if ( apply_filters( 'autoptimize_filter_imgopt_settings_show_avif', false ) || $this->should_ngimg() ) {
	1411	+ ?>
	1412	+ <tr id='autoptimize_imgopt_ngimg' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_1', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_1'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_1'] ) ) { echo 'class="hidden"'; } ?>>
	1413	+ <th scope="row">
	1414	+ <?php esc_html_e( 'Load AVIF in supported browsers?', 'autoptimize' ); ?>
	1415	+ </th>
	1416	+ <td>
	1417	+ <p class="condition-warning">
	1418	+ <?php
	1419	+ if ( '3' === autoptimizeImages::instance()->get_img_quality_setting() && $this->should_ngimg() ) {
	1420	+ _e( 'Your Image optimization quality is set to "lossless", but AVIF files can end up being bigger than jpeg or webp for lossless images, so consider choosing a different quality or disable the AVIF option.', 'autoptimize' );
	1421	+ }
	1422	+ ?>
	1423	+ </p>
	1424	+ <label><input type='checkbox' id='autoptimize_imgopt_ngimg_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_4]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_4'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_4'] ) { echo 'checked="checked"'; } ?> value='1'>
	1425	+ <?php esc_html_e( 'Automatically serve AVIF image format to any browser that supports it.', 'autoptimize' ); ?> <?php printf( esc_html__( '%1$sImportant caveat%2$s; although it %5$scan result in even smaller image sizes for lossy images%4$s it should be taken into account that %3$s%1$sAVIF can require more resources%2$s to decode/ display%4$s and as such %1$smight be slower%2$s on low-end (mobile) devices.', 'autoptimize' ), '<strong>', '</strong>', '<a href="https://storage.googleapis.com/avif-comparison/decode-timing.html" target="_blank">', '</a>', '<a href="https://tsev.dev/posts/2023-11-10-should-avif-be-the-dominant-image-format/" target="_blank">' ); ?>
	1426	+ </label>
	1427	+ </td>
	1428	+ </tr>
	1429	+ <?php
	1430	+ } else {
	1431	+ ?>
	1432	+ <input type='hidden' id='autoptimize_imgopt_ngimg_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_4]' value='0'>
	1433	+ <?php
	1434	+ }
	1435	+ ?>
	1436	+ <tr>
	1437	+ <th scope="row"><?php esc_html_e( 'Lazy-load images?', 'autoptimize' ); ?></th>
1086	1438	<td>
1087		- <label><input type='checkbox' id='autoptimize_imgopt_webp_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_4]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_4'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_3'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Automatically serve "next-gen" WebP image format to any browser that supports it (requires lazy load to be active).', 'autoptimize' ); ?></label>
	1439	+ <label><input type='checkbox' id='autoptimize_imgopt_lazyload_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_3]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_3'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_3'] ) { echo 'checked="checked"'; } ?> value='1'><?php esc_html_e( 'Image lazy-loading will delay the loading of non-visible images to allow the browser to optimally load all resources for the "above the fold"-page first.', 'autoptimize' ); ?></label>
1088	1440	</td>
1089	1441	</tr>
1090		- <tr>
1091		- <th scope="row"><?php _e( 'Lazy-load images?', 'autoptimize' ); ?></th>
	1442	+ <tr id='autoptimize_imgopt_lazyload_exclusions' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_3', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_3'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_3'] ) ) { echo 'class="autoptimize_lazyload_child hidden"'; } else { echo 'class="autoptimize_lazyload_child"'; } ?>>
	1443	+ <th scope="row"><?php esc_html_e( 'Lazy-load exclusions', 'autoptimize' ); ?></th>
1092	1444	<td>
1093		- <label><input type='checkbox' id='autoptimize_imgopt_lazyload_checkbox' name='autoptimize_imgopt_settings[autoptimize_imgopt_checkbox_field_3]' <?php if ( ! empty( $options['autoptimize_imgopt_checkbox_field_3'] ) && '1' === $options['autoptimize_imgopt_checkbox_field_3'] ) { echo 'checked="checked"'; } ?> value='1'><?php _e( 'Image lazy-loading will delay the loading of non-visible images to allow the browser to optimally load all resources for the "above the fold"-page first.', 'autoptimize' ); ?></label>
	1445	+ <label><input type='text' style='width:80%' id='autoptimize_imgopt_lazyload_exclusions_text' name='autoptimize_imgopt_settings[autoptimize_imgopt_text_field_5]' value='<?php if ( ! empty( $options['autoptimize_imgopt_text_field_5'] ) ) { echo esc_attr( $options['autoptimize_imgopt_text_field_5'] ); } ?>'><br /><?php esc_html_e( 'Comma-separated list of to be excluded image classes or filenames.', 'autoptimize' ); ?></label>
1094	1446	</td>
1095	1447	</tr>
1096		- <tr id='autoptimize_imgopt_lazyload_exclusions' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_3', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_3'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_3'] ) ) { echo 'class="hidden"'; } ?>>
1097		- <th scope="row"><?php _e( 'Lazy-load exclusions', 'autoptimize' ); ?></th>
	1448	+ <tr id='autoptimize_imgopt_lazyload_from_nth_image' <?php if ( ! array_key_exists( 'autoptimize_imgopt_checkbox_field_3', $options ) || ( isset( $options['autoptimize_imgopt_checkbox_field_3'] ) && '1' !== $options['autoptimize_imgopt_checkbox_field_3'] ) ) { echo 'class="autoptimize_lazyload_child hidden"'; } else { echo 'class="autoptimize_lazyload_child"'; } ?>>
	1449	+ <th scope="row"><?php esc_html_e( 'Lazy-load from nth image', 'autoptimize' ); ?></th>
1098	1450	<td>
1099		- <label><input type='text' style='width:80%' id='autoptimize_imgopt_lazyload_exclusions' name='autoptimize_imgopt_settings[autoptimize_imgopt_text_field_5]' value='<?php if ( ! empty( $options['autoptimize_imgopt_text_field_5'] ) ) { echo esc_attr( $options['autoptimize_imgopt_text_field_5'] ); } ?>'><br /><?php _e( 'Comma-separated list of to be excluded image classes or filenames.', 'autoptimize' ); ?></label>
	1451	+ <label><input type='number' min='0' max='50' style='width:80%' id='autoptimize_imgopt_lazyload_from_nth_image_number' name='autoptimize_imgopt_settings[autoptimize_imgopt_number_field_7]' value='<?php if ( ! empty( $options['autoptimize_imgopt_number_field_7'] ) ) { echo esc_attr( $options['autoptimize_imgopt_number_field_7'] ); } else { echo '1'; } ?>'><br /><?php esc_html_e( 'Don\'t lazyload the first X images, \'1\' lazyloads all.', 'autoptimize' ); ?></label>
1100	1452	</td>
1101	1453	</tr>
1102	1454	</table>
1103		- <p class="submit"><input type="submit" name="submit" id="submit" class="button button-primary" value="<?php _e( 'Save Changes', 'autoptimize' ); ?>" /></p>
	1455	+ <p class="submit"><input type="submit" name="submit" id="submit" class="button button-primary" value="<?php esc_html_e( 'Save Changes', 'autoptimize' ); ?>" /></p>
1104	1456	</form>
1105	1457	<script>
1106	1458	jQuery(document).ready(function() {
1107	1459	jQuery("#autoptimize_imgopt_checkbox").change(function() {
		@@ -1106,26 +1458,21 @@
1106	1458	jQuery(document).ready(function() {
1107	1459	jQuery("#autoptimize_imgopt_checkbox").change(function() {
1108	1460	if (this.checked) {
1109	1461	jQuery("#autoptimize_imgopt_quality").show("slow");
1110		- jQuery("#autoptimize_imgopt_webp").show("slow");
	1462	+ jQuery("#autoptimize_imgopt_ngimg").show("slow");
	1463	+ jQuery("#autoptimize_imgopt_optimization_exclusions").show("slow");
1111	1464	} else {
1112	1465	jQuery("#autoptimize_imgopt_quality").hide("slow");
1113		- jQuery("#autoptimize_imgopt_webp").hide("slow");
	1466	+ jQuery("#autoptimize_imgopt_ngimg").hide("slow");
	1467	+ jQuery("#autoptimize_imgopt_optimization_exclusions").hide("slow");
1114	1468	}
1115	1469	});
1116		- jQuery("#autoptimize_imgopt_webp_checkbox").change(function() {
1117		- if (this.checked) {
1118		- jQuery("#autoptimize_imgopt_lazyload_checkbox")[0].checked = true;
1119		- jQuery("#autoptimize_imgopt_lazyload_exclusions").show("slow");
1120		- }
1121		- });
1122	1470	jQuery("#autoptimize_imgopt_lazyload_checkbox").change(function() {
1123	1471	if (this.checked) {
1124		- jQuery("#autoptimize_imgopt_lazyload_exclusions").show("slow");
	1472	+ jQuery(".autoptimize_lazyload_child").show("slow");
1125	1473	} else {
1126		- jQuery("#autoptimize_imgopt_lazyload_exclusions").hide("slow");
1127		- jQuery("#autoptimize_imgopt_webp_checkbox")[0].checked = false;
	1474	+ jQuery(".autoptimize_lazyload_child").hide("slow");
1128	1475	}
1129	1476	});
1130	1477	});
1131	1478	</script>
		@@ -1135,13 +1482,13 @@
1135	1482	/**
1136	1483	* Ïmg opt status as used on dashboard.
1137	1484	*/
1138	1485	public function get_imgopt_status_notice() {
1139		- if ( $this->imgopt_active() ) {
	1486	+ if ( $this->imgopt_active() && apply_filters( 'autoptimize_filter_imgopt_status_shortpixel', true ) ) {
1140	1487	$_imgopt_notice = '';
1141	1488	$_stat = autoptimizeOptionWrapper::get_option( 'autoptimize_imgopt_provider_stat', '' );
1142	1489	$_site_host = AUTOPTIMIZE_SITE_DOMAIN;
1143		- $_imgopt_upsell = 'https://shortpixel.com/aospai/af/GWRGFLW109483/' . $_site_host;
	1490	+ $_imgopt_upsell = 'https://misc.optimizingmatters.com/partners/?from=aofree&partner=shortpixelupsell';
1144	1491	$_imgopt_assoc = 'https://shortpixel.helpscoutdocs.com/article/94-how-to-associate-a-domain-to-my-account';
1145	1492	$_imgopt_unreach = 'https://shortpixel.helpscoutdocs.com/article/148-why-are-my-images-redirected-from-cdn-shortpixel-ai';
1146	1493
1147	1494	if ( is_array( $_stat ) ) {
		@@ -1146,37 +1493,40 @@
1146	1493
1147	1494	if ( is_array( $_stat ) ) {
1148	1495	if ( 1 == $_stat['Status'] ) {
1149	1496	// translators: "add more credits" will appear in a "a href".
1150		- $_imgopt_notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota is almost used, make sure you %1$sadd more credits%2$s to avoid slowing down your website.', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>' );
	1497	+ $_imgopt_notice = sprintf( esc_html__( 'Your ShortPixel image optimization and CDN quota is almost used, make sure you %1$sadd more credits%2$s to avoid slowing down your website %4$sor consider using %3$sAutoptimize Pro%2$s which comes with (nearly) unlimited image optimization%5$s but also automated critical CSS and extra booster options.', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>', '<a href="https://autoptimize.com/pro/" target="_blank">', '<strong>', '</strong>' );
1151	1498	} elseif ( -1 == $_stat['Status'] || -2 == $_stat['Status'] ) {
1152	1499	// translators: "add more credits" will appear in a "a href".
1153		- $_imgopt_notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota was used, %1$sadd more credits%2$s to keep fast serving optimized images on your site', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>' );
	1500	+ $_imgopt_notice = sprintf( esc_html__( 'Your ShortPixel image optimization and CDN quota has been exhausted, %1$sadd more credits%2$s to continue to quickly deliver optimized images on your website %4$sor consider using %3$sAutoptimize Pro%2$s which comes with (nearly) unlimited image optimization%5$s but also automated critical CSS and extra booster options.', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>', '<a href="https://autoptimize.com/pro/" target="_blank">', '<strong>', '</strong>' );
1154	1501	// translators: "associate your domain" will appear in a "a href".
1155		- $_imgopt_notice = $_imgopt_notice . ' ' . sprintf( __( 'If you already have enough credits then you may need to %1$sassociate your domain%2$s to your Shortpixel account.', 'autoptimize' ), '<a rel="noopener noreferrer" href="' . $_imgopt_assoc . '" target="_blank">', '</a>' );
	1502	+ $_imgopt_notice = $_imgopt_notice . ' ' . sprintf( esc_html__( 'If you have enough CDN quota remaining, then you may need to %1$sassociate your domain%2$s to your Shortpixel account.', 'autoptimize' ), '<a rel="noopener noreferrer" href="' . $_imgopt_assoc . '" target="_blank">', '</a>' );
1156	1503	} elseif ( -3 == $_stat['Status'] ) {
1157		- // translators: "add more credits" will appear in a "a href".
1158		- $_imgopt_notice = sprintf( __( 'It seems ShortPixel image optimization is not able to fetch images from your site, %1$scheck the documentation here%2$s for more information', 'autoptimize' ), '<a href="' . $_imgopt_unreach . '" target="_blank">', '</a>' );
	1504	+ // translators: "check the documentation here" will appear in a "a href".
	1505	+ $_imgopt_notice = sprintf( esc_html__( 'It seems ShortPixel image optimization is not able to fetch images from your site, %1$scheck the documentation here%2$s for more information', 'autoptimize' ), '<a href="' . $_imgopt_unreach . '" target="_blank">', '</a>' );
1159	1506	} else {
1160		- $_imgopt_upsell = 'https://shortpixel.com/g/af/GWRGFLW109483';
	1507	+ $_imgopt_upsell = 'https://misc.optimizingmatters.com/partners/?from=aofree&partner=shortpixelupsell';
1161	1508	// translators: "log in to check your account" will appear in a "a href".
1162		- $_imgopt_notice = sprintf( __( 'Your ShortPixel image optimization and CDN quota are in good shape, %1$slog in to check your account%2$s.', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>' );
	1509	+ $_imgopt_notice = sprintf( esc_html__( 'Your ShortPixel image optimization and CDN quota are in good shape, %1$slog in to check your account%2$s.', 'autoptimize' ), '<a href="' . $_imgopt_upsell . '" target="_blank">', '</a>' );
1163	1510	}
1164	1511
1165	1512	// add info on freshness + refresh link if status is not 2 (good shape).
1166	1513	if ( 2 != $_stat['Status'] ) {
1167		- $_imgopt_stats_refresh_url = add_query_arg( array(
1168		- 'page' => 'autoptimize_imgopt',
1169		- 'refreshImgProvStats' => '1',
1170		- ), admin_url( 'options-general.php' ) );
	1514	+ $_imgopt_stats_refresh_url = add_query_arg(
	1515	+ array(
	1516	+ 'page' => 'autoptimize_imgopt',
	1517	+ 'refreshImgProvStats' => '1',
	1518	+ ),
	1519	+ admin_url( 'options-general.php' )
	1520	+ );
1171	1521	if ( $_stat && array_key_exists( 'timestamp', $_stat ) && ! empty( $_stat['timestamp'] ) ) {
1172		- $_imgopt_stats_last_run = __( 'based on status at ', 'autoptimize' ) . date_i18n( autoptimizeOptionWrapper::get_option( 'time_format' ), $_stat['timestamp'] );
	1522	+ $_imgopt_stats_last_run = esc_html__( 'based on status at ', 'autoptimize' ) . date_i18n( autoptimizeOptionWrapper::get_option( 'time_format' ), $_stat['timestamp'] );
1173	1523	} else {
1174		- $_imgopt_stats_last_run = __( 'based on previously fetched data', 'autoptimize' );
	1524	+ $_imgopt_stats_last_run = esc_html__( 'based on previously fetched data', 'autoptimize' );
1175	1525	}
1176	1526	$_imgopt_notice .= ' (' . $_imgopt_stats_last_run . ', ';
1177	1527	// translators: "here to refresh" links to the Autoptimize Extra page and forces a refresh of the img opt stats.
1178		- $_imgopt_notice .= sprintf( __( 'click %1$shere to refresh%2$s', 'autoptimize' ), '<a href="' . $_imgopt_stats_refresh_url . '">', '</a>).' );
	1528	+ $_imgopt_notice .= sprintf( esc_html__( 'you can click %1$shere to refresh your quota status%2$s', 'autoptimize' ), '<a href="' . $_imgopt_stats_refresh_url . '">', '</a>).' );
1179	1529	}
1180	1530
1181	1531	// and make the full notice filterable.
1182	1532	$_imgopt_notice = apply_filters( 'autoptimize_filter_imgopt_notice', $_imgopt_notice );
		@@ -1197,18 +1547,24 @@
1197	1547	}
1198	1548
1199	1549	/**
1200	1550	* Get img provider stats (used to display notice).
	1551	+ *
	1552	+ * @param bool $_refresh Should the stats be forcefully refreshed or not.
1201	1553	*/
1202		- public function query_img_provider_stats() {
1203		- if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_1'] ) ) {
	1554	+ public function query_img_provider_stats( $_refresh = false ) {
	1555	+ if ( ! empty( $this->options['autoptimize_imgopt_checkbox_field_1'] ) && apply_filters( 'autoptimize_filter_imgopt_status_shortpixel', true ) ) {
1204	1556	$url = '';
1205		- $endpoint = $this->get_imgopt_host() . 'read-domain/';
	1557	+ $stat_dom = 'https://no-cdn.shortpixel.ai/';
	1558	+ $endpoint = $stat_dom . 'read-domain/';
1206	1559	$domain = AUTOPTIMIZE_SITE_DOMAIN;
1207	1560
1208	1561	// make sure parse_url result makes sense, keeping $url empty if not.
1209	1562	if ( $domain && ! empty( $domain ) ) {
1210	1563	$url = $endpoint . $domain;
	1564	+ if ( true === $_refresh ) {
	1565	+ $url = $url . '/refresh';
	1566	+ }
1211	1567	}
1212	1568
1213	1569	$url = apply_filters(
1214	1570	'autoptimize_filter_imgopt_stat_url',
		@@ -1245,9 +1601,13 @@
1245	1601	{
1246	1602	static $launch_status = null;
1247	1603
1248	1604	if ( null === $launch_status ) {
1249		- $avail_imgopt = $this->options['availabilities']['extra_imgopt'];
	1605	+ $avail_imgopt = '';
	1606	+ if ( is_array( $this->options ) && array_key_exists( 'availabilities', $this->options ) && is_array( $this->options['availabilities'] ) && array_key_exists( 'extra_imgopt', $this->options['availabilities'] ) ) {
	1607	+ $avail_imgopt = $this->options['availabilities']['extra_imgopt'];
	1608	+ }
	1609	+
1250	1610	$magic_number = intval( substr( md5( parse_url( AUTOPTIMIZE_WP_SITE_URL, PHP_URL_HOST ) ), 0, 3 ), 16 );
1251	1611	$has_launched = autoptimizeOptionWrapper::get_option( 'autoptimize_imgopt_launched', '' );
1252	1612	$launch_status = false;
1253	1613	if ( $has_launched || ( is_array( $avail_imgopt ) && array_key_exists( 'launch-threshold', $avail_imgopt ) && $magic_number < $avail_imgopt['launch-threshold'] ) ) {