← All changes | modules/infinite-scroll/infinity.php +118 -97 13.5.2 → 16.3-a.1 View file →

		@@ -2,10 +2,13 @@
2	2
3	3	// phpcs:disable Universal.Files.SeparateFunctionsFromOO.Mixed -- TODO: Move classes to appropriately-named class files.
4	4
5	5	use Automattic\Jetpack\Assets;
6		-use Automattic\Jetpack\Redirect;
7	6
	7	+if ( ! defined( 'ABSPATH' ) ) {
	8	+ exit( 0 );
	9	+}
	10	+
8	11	/*
9	12	Plugin Name: The Neverending Home Page.
10	13	Plugin URI: https://automattic.com/
11	14	Description: Adds infinite scrolling support to the front-end blog post view for themes, pulling the next set of posts automatically into view when the reader approaches the bottom of the page.
		@@ -19,8 +22,10 @@
19	22
20	23	/**
21	24	* Class: The_Neverending_Home_Page relies on add_theme_support, expects specific
22	25	* styling from each theme; including fixed footer.
	26	+ *
	27	+ * @phan-constructor-used-for-side-effects
23	28	*/
24	29	class The_Neverending_Home_Page {
25	30	/**
26	31	* Maximum allowed number of posts per page in $_REQUEST.
		@@ -89,23 +94,24 @@
89	94	* @uses get_theme_support, infinite_scroll_has_footer_widgets, sanitize_title, add_action, get_option, wp_parse_args, is_active_sidebar
90	95	* @return object
91	96	*/
92	97	public static function get_settings() {
	98	+ $defaults = array(
	99	+ 'type' => 'scroll', // scroll | click
	100	+ 'requested_type' => 'scroll', // store the original type for use when logic overrides it
	101	+ 'footer_widgets' => false, // true | false | sidebar_id | array of sidebar_ids -- last two are checked with is_active_sidebar
	102	+ 'container' => 'content', // container html id
	103	+ 'wrapper' => true, // true | false | html class -- the html class.
	104	+ 'render' => false, // optional function, otherwise the `content` template part will be used
	105	+ 'footer' => true, // boolean to enable or disable the infinite footer | string to provide an html id to derive footer width from
	106	+ 'footer_callback' => false, // function to be called to render the IS footer, in place of the default
	107	+ 'posts_per_page' => false,
	108	+ 'click_handle' => true, // boolean to enable or disable rendering the click handler div. If type is click and this is false, page must include its own trigger with the HTML ID `infinite-handle`.
	109	+ );
	110	+
93	111	if ( self::$settings === null ) {
94	112	$css_pattern = '#[^A-Z\d\-_]#i';
95	113
96		- $defaults = array(
97		- 'type' => 'scroll', // scroll | click
98		- 'requested_type' => 'scroll', // store the original type for use when logic overrides it
99		- 'footer_widgets' => false, // true | false | sidebar_id | array of sidebar_ids -- last two are checked with is_active_sidebar
100		- 'container' => 'content', // container html id
101		- 'wrapper' => true, // true | false | html class -- the html class.
102		- 'render' => false, // optional function, otherwise the `content` template part will be used
103		- 'footer' => true, // boolean to enable or disable the infinite footer | string to provide an html id to derive footer width from
104		- 'footer_callback' => false, // function to be called to render the IS footer, in place of the default
105		- 'posts_per_page' => false, // phpcs:ignore WordPress.WP.PostsPerPage.posts_per_page_posts_per_page -- int | false to set based on IS type
106		- 'click_handle' => true, // boolean to enable or disable rendering the click handler div. If type is click and this is false, page must include its own trigger with the HTML ID `infinite-handle`.
107		- );
108	114	$settings = $defaults;
109	115	// Validate settings passed through add_theme_support()
110	116	$_settings = get_theme_support( 'infinite-scroll' );
111	117
		@@ -251,9 +257,9 @@
251	257
252	258	// Ensure that IS is enabled and no footer widgets exist if the IS type isn't already "click".
253	259	if ( 'click' !== $settings['type'] ) {
254	260	// Check the setting status
255		- $disabled = '' === get_option( self::$option_name_enabled ) ? true : false;
	261	+ $disabled = '' === get_option( self::$option_name_enabled );
256	262
257	263	// Footer content or Reading option check
258	264	if ( $settings['footer_widgets'] || $disabled ) {
259	265	$settings['type'] = 'click';
		@@ -265,22 +271,24 @@
265	271	$settings['click_handle'] = true;
266	272	}
267	273
268	274	// Store final settings in a class static to avoid reparsing
269		- /**
270		- * Filter the array of Infinite Scroll settings.
271		- *
272		- * @module infinite-scroll
273		- *
274		- * @since 2.0.0
275		- *
276		- * @param array $settings Array of Infinite Scroll settings.
277		- */
278		- self::$settings = apply_filters( 'infinite_scroll_settings', $settings );
	275	+ self::$settings = $settings;
279	276	}
280	277
281		- /** This filter is already documented in modules/infinite-scroll/infinity.php */
282		- return (object) apply_filters( 'infinite_scroll_settings', self::$settings );
	278	+ /**
	279	+ * Filter the array of Infinite Scroll settings.
	280	+ *
	281	+ * @module infinite-scroll
	282	+ *
	283	+ * @since 2.0.0
	284	+ *
	285	+ * @param array $settings Array of Infinite Scroll settings.
	286	+ */
	287	+ $filtered_settings = apply_filters( 'infinite_scroll_settings', self::$settings );
	288	+
	289	+ // Ensure all properties are still set.
	290	+ return (object) wp_parse_args( $filtered_settings, $defaults );
283	291	}
284	292
285	293	/**
286	294	* Number of posts per page.
		@@ -288,14 +296,15 @@
288	296	* @uses self::wp_query, self::get_settings, apply_filters
289	297	* @return int
290	298	*/
291	299	public static function posts_per_page() {
292		- $posts_per_page = self::get_settings()->posts_per_page ? self::get_settings()->posts_per_page : self::wp_query()->get( 'posts_per_page' );
	300	+ $settings = self::get_settings();
	301	+ $posts_per_page = $settings->posts_per_page ? $settings->posts_per_page : self::wp_query()->get( 'posts_per_page' );
293	302	$posts_per_page_core_option = get_option( 'posts_per_page' );
294	303
295	304	// If Infinite Scroll is set to click, and if the site owner changed posts_per_page, let's use that.
296	305	if (
297		- 'click' === self::get_settings()->type
	306	+ 'click' === $settings->type
298	307	&& ( '10' !== $posts_per_page_core_option )
299	308	) {
300	309	$posts_per_page = $posts_per_page_core_option;
301	310	}
		@@ -371,9 +380,9 @@
371	380	* @param bool|null null Bool if value should be overridden, null to determine from query
372	381	* @param object self::wp_query() WP_Query object for current request
373	382	* @param object self::get_settings() Infinite Scroll settings
374	383	*/
375		- $override = apply_filters( 'infinite_scroll_is_last_batch', null, self::wp_query(), self::get_settings() ); // phpcs:ignore WordPress.WP.ClassNameCase.Incorrect -- False positive.
	384	+ $override = apply_filters( 'infinite_scroll_is_last_batch', null, self::wp_query(), self::get_settings() );
376	385	if ( is_bool( $override ) ) {
377	386	return $override;
378	387	}
379	388
		@@ -381,11 +390,11 @@
381	390	$posts_per_page = self::posts_per_page();
382	391
383	392	// This is to cope with an issue in certain themes or setups where posts are returned but found_posts is 0.
384	393	if ( 0 === $entries ) {
385		- return (bool) ( ! is_countable( self::wp_query()->posts ) || ( count( self::wp_query()->posts ) < $posts_per_page ) );
	394	+ return ( ! is_countable( self::wp_query()->posts ) || ( count( self::wp_query()->posts ) < $posts_per_page ) );
386	395	}
387		- $paged = max( 1, self::wp_query()->get( 'paged' ) );
	396	+ $paged = max( 1, (int) self::wp_query()->get( 'paged' ) );
388	397
389	398	// Are there enough posts for more than the first page?
390	399	if ( $entries <= $posts_per_page ) {
391	400	return true;
		@@ -431,19 +440,8 @@
431	440	if ( ! current_theme_supports( 'infinite-scroll' ) ) {
432	441	return;
433	442	}
434	443
435		- if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
436		- // This setting is no longer configurable in wp-admin on WordPress.com -- leave a pointer
437		- add_settings_field(
438		- self::$option_name_enabled,
439		- '<span id="infinite-scroll-options">' . esc_html__( 'Infinite Scroll Behavior', 'jetpack' ) . '</span>',
440		- array( $this, 'infinite_setting_html_calypso_placeholder' ),
441		- 'reading'
442		- );
443		- return;
444		- }
445		-
446	444	// Add the setting field [infinite_scroll] and place it in Settings > Reading
447	445	add_settings_field( self::$option_name_enabled, '<span id="infinite-scroll-options">' . esc_html__( 'Infinite Scroll Behavior', 'jetpack' ) . '</span>', array( $this, 'infinite_setting_html' ), 'reading' );
448	446	register_setting( 'reading', self::$option_name_enabled, 'esc_attr' );
449	447	}
		@@ -448,29 +446,16 @@
448	446	register_setting( 'reading', self::$option_name_enabled, 'esc_attr' );
449	447	}
450	448
451	449	/**
452		- * Render the redirect link to the infinite scroll settings in Calypso.
453		- */
454		- public function infinite_setting_html_calypso_placeholder() {
455		- $details = get_blog_details();
456		- $writing_url = Redirect::get_url( 'calypso-settings-writing', array( 'site' => $details->domain ) );
457		- echo '<span>' . sprintf(
458		- /* translators: Variables are the enclosing link to the settings page */
459		- esc_html__( 'This option has moved. You can now manage it %1$shere%2$s.', 'jetpack' ),
460		- '<a href="' . esc_url( $writing_url ) . '">',
461		- '</a>'
462		- ) . '</span>';
463		- }
464		-
465		- /**
466	450	* HTML code to display a checkbox true/false option
467	451	* for the infinite_scroll setting.
468	452	*/
469	453	public function infinite_setting_html() {
	454	+ $settings = self::get_settings();
470	455
471	456	// If the blog has footer widgets, show a notice instead of the checkbox
472		- if ( self::get_settings()->footer_widgets || 'click' === self::get_settings()->requested_type ) {
	457	+ if ( $settings->footer_widgets || 'click' === $settings->requested_type ) {
473	458	echo '<label><em>' . esc_html__( 'We&rsquo;ve changed this option to a click-to-scroll version for you since you have footer widgets in Appearance &rarr; Widgets, or your theme uses click-to-scroll as the default behavior.', 'jetpack' ) . '</em></label>';
474	459	} else {
475	460	echo '<label><input name="infinite_scroll" type="checkbox" value="1" ' . checked( 1, '' !== get_option( self::$option_name_enabled ), false ) . ' /> ' . esc_html__( 'Check to load posts as you scroll. Uncheck to show clickable button to load posts', 'jetpack' ) . '</label>';
476	461	// translators: the number of posts to show on each page load.
		@@ -564,15 +549,16 @@
564	549	*
565	550	* @return string
566	551	*/
567	552	public function body_class() {
568		- $classes = '';
	553	+ $settings = self::get_settings();
	554	+ $classes = '';
569	555	// Do not add infinity-scroll class if disabled through the Reading page
570		- $disabled = '' === get_option( self::$option_name_enabled ) ? true : false;
571		- if ( ! $disabled || 'click' === self::get_settings()->type ) {
	556	+ $disabled = '' === get_option( self::$option_name_enabled );
	557	+ if ( ! $disabled || 'click' === $settings->type ) {
572	558	$classes = 'infinite-scroll';
573	559
574		- if ( 'scroll' === self::get_settings()->type ) {
	560	+ if ( 'scroll' === $settings->type ) {
575	561	$classes .= ' neverending';
576	562	}
577	563	}
578	564
		@@ -591,9 +577,13 @@
591	577
592	578	$excluded_posts = array();
593	579	// loop through posts returned by wp_query call
594	580	foreach ( self::wp_query()->get_posts() as $post ) {
	581	+ if ( ! $post instanceof \WP_Post ) {
	582	+ continue;
	583	+ }
595	584
	585	+ // @phan-suppress-next-line PhanPluginDuplicateConditionalNullCoalescing -- probably would be safe to collapse, but not changing just in case.
596	586	$orderby = isset( self::wp_query()->query_vars['orderby'] ) ? self::wp_query()->query_vars['orderby'] : '';
597	587	$post_date = ( ! empty( $post->post_date ) ? $post->post_date : false );
598	588	if ( 'modified' === $orderby || false === $post_date ) {
599	589	$post_date = $post->post_modified;
		@@ -620,9 +610,9 @@
620	610	$query_vars = self::wp_query()->query_vars;
621	611	// applies to search page only
622	612	if ( true === self::wp_query()->is_search() ) {
623	613	// set post__not_in array in query_vars in case it does not exists
624		- if ( false === isset( $query_vars['post__not_in'] ) ) {
	614	+ if ( ! isset( $query_vars['post__not_in'] ) ) {
625	615	$query_vars['post__not_in'] = array();
626	616	}
627	617	// get excluded posts
628	618	$excluded = self::get_excluded_posts();
		@@ -647,12 +637,15 @@
647	637	}
648	638
649	639	// grab the last posts in the stack as if the last one is title-matching the rest is title-matching as well
650	640	$post = end( self::wp_query()->posts );
	641	+ if ( ! $post instanceof WP_Post ) {
	642	+ return false;
	643	+ }
651	644
652	645	// code inspired by WP_Query class
653	646	if ( preg_match_all( '/".*?("|$)|((?<=[\t ",+])|^)[^\t ",+]+/', self::wp_query()->get( 's' ), $matches ) ) {
654		- $search_terms = self::wp_query()->query_vars['search_terms'];
	647	+ $search_terms = self::wp_query()->query_vars['search_terms'] ?? null;
655	648	// if the search string has only short terms or stopwords, or is 10+ terms long, match it as sentence
656	649	if ( empty( $search_terms ) || ! is_countable( $search_terms ) || count( $search_terms ) > 9 ) {
657	650	$search_terms = array( self::wp_query()->get( 's' ) );
658	651	}
		@@ -693,11 +686,11 @@
693	686	if ( true === self::has_only_title_matching_posts() ) {
694	687	return false;
695	688	}
696	689
697		- $post = end( self::wp_query()->posts );
698		- $orderby = isset( self::wp_query()->query_vars['orderby'] ) ?
699		- self::wp_query()->query_vars['orderby'] : '';
	690	+ $post = end( self::wp_query()->posts );
	691	+ // @phan-suppress-next-line PhanPluginDuplicateConditionalNullCoalescing -- probably would be safe to collapse, but not changing just in case.
	692	+ $orderby = isset( self::wp_query()->query_vars['orderby'] ) ? self::wp_query()->query_vars['orderby'] : '';
700	693	$post_date = ( ! empty( $post->post_date ) ? $post->post_date : false );
701	694	switch ( $orderby ) {
702	695	case 'modified':
703	696	return $post->post_modified;
		@@ -721,9 +714,9 @@
721	714	if ( empty( $query ) ) {
722	715	$query = self::wp_query();
723	716	}
724	717
725		- $orderby = isset( $query->query_vars['orderby'] ) ? $query->query_vars['orderby'] : '';
	718	+ $orderby = $query->query_vars['orderby'] ?? '';
726	719
727	720	switch ( $orderby ) {
728	721	case 'modified':
729	722	return 'post_modified';
		@@ -752,13 +745,14 @@
752	745	global $wpdb;
753	746
754	747	$sort_field = self::get_query_sort_field( $query );
755	748
756		- if ( 'post_date' !== $sort_field || 'DESC' !== $_REQUEST['query_args']['order'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotValidated -- no changes made to the site.
	749	+ if ( 'post_date' !== $sort_field ||
	750	+ ! isset( $_REQUEST['query_args']['order'] ) || 'DESC' !== $_REQUEST['query_args']['order'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- no changes made to the site.
757	751	return $where;
758	752	}
759	753
760		- $query_before = sanitize_text_field( wp_unslash( $_REQUEST['query_before'] ) ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotValidated -- no changes made to the site.
	754	+ $query_before = isset( $_REQUEST['query_before'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['query_before'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- no changes made to the site.
761	755
762	756	if ( empty( $query_before ) ) {
763	757	return $where;
764	758	}
		@@ -770,8 +764,10 @@
770	764	* Filter Infinite Scroll's SQL date query making sure post queries
771	765	* will always return results prior to (descending sort)
772	766	* or before (ascending sort) the last post date.
773	767	*
	768	+ * @deprecated 14.0
	769	+ *
774	770	* @module infinite-scroll
775	771	*
776	772	* @param string $clause SQL Date query.
777	773	* @param object $query Query.
		@@ -777,11 +773,11 @@
777	773	* @param object $query Query.
778	774	* @param string $operator @deprecated Query operator.
779	775	* @param string $last_post_date @deprecated Last Post Date timestamp.
780	776	*/
781		- $operator = 'ASC' === $_REQUEST['query_args']['order'] ? '>' : '<'; // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotValidated -- no changes to the site.
782		- $last_post_date = sanitize_text_field( wp_unslash( $_REQUEST['last_post_date'] ) ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotValidated -- no changes to the site.
783		- $where .= apply_filters( 'infinite_scroll_posts_where', $clause, $query, $operator, $last_post_date );
	777	+ $operator = '<';
	778	+ $last_post_date = isset( $_REQUEST['last_post_date'] ) ? sanitize_text_field( wp_unslash( $_REQUEST['last_post_date'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- no changes to the site
	779	+ $where .= apply_filters_deprecated( 'infinite_scroll_posts_where', array( $clause, $query, $operator, $last_post_date ), '14.0', '' );
784	780	}
785	781
786	782	return $where;
787	783	}
		@@ -881,8 +877,10 @@
881	877	public function action_wp_footer_settings() {
882	878	global $wp_rewrite;
883	879	global $currentday;
884	880
	881	+ $settings = self::get_settings();
	882	+
885	883	// Default click handle text
886	884	$click_handle_text = __( 'Older posts', 'jetpack' );
887	885
888	886	// If a single CPT is displayed, use its plural name instead of "posts"
		@@ -902,11 +900,13 @@
902	900	// If not, use "Posts" without confusing the users.
903	901	if (
904	902	is_a( $taxonomy, 'WP_Taxonomy' )
905	903	&& is_countable( $taxonomy->object_type )
	904	+ && ! empty( $taxonomy->object_type )
906	905	&& count( $taxonomy->object_type ) < 2
907	906	) {
908		- $post_type = $taxonomy->object_type[0];
	907	+ // It seems [0] doesn't work, as sometimes plugins can deregister a taxonomy but not reindex.
	908	+ $post_type = reset( $taxonomy->object_type );
909	909	}
910	910	}
911	911
912	912	if ( is_string( $post_type ) && ! empty( $post_type ) ) {
		@@ -930,17 +930,17 @@
930	930	unset( $post_type );
931	931
932	932	// Base JS settings
933	933	$js_settings = array(
934		- 'id' => self::get_settings()->container,
	934	+ 'id' => $settings->container,
935	935	'ajaxurl' => esc_url_raw( self::ajax_url() ),
936		- 'type' => esc_js( self::get_settings()->type ),
	936	+ 'type' => esc_js( $settings->type ),
937	937	'wrapper' => self::has_wrapper(),
938		- 'wrapper_class' => is_string( self::get_settings()->wrapper ) ? esc_js( self::get_settings()->wrapper ) : 'infinite-wrap',
939		- 'footer' => is_string( self::get_settings()->footer ) ? esc_js( self::get_settings()->footer ) : self::get_settings()->footer,
940		- 'click_handle' => esc_js( self::get_settings()->click_handle ),
941		- 'text' => esc_js( $click_handle_text ),
942		- 'totop' => esc_js( __( 'Scroll back to top', 'jetpack' ) ),
	938	+ 'wrapper_class' => is_string( $settings->wrapper ) ? esc_js( $settings->wrapper ) : 'infinite-wrap',
	939	+ 'footer' => is_string( $settings->footer ) ? esc_js( $settings->footer ) : $settings->footer,
	940	+ 'click_handle' => esc_js( $settings->click_handle ),
	941	+ 'text' => $click_handle_text,
	942	+ 'totop' => __( 'Scroll back to top', 'jetpack' ),
943	943	'currentday' => $currentday,
944	944	'order' => 'DESC',
945	945	'scripts' => array(),
946	946	'styles' => array(),
		@@ -955,9 +955,9 @@
955	955	'query_args' => self::get_query_vars(),
956	956	'query_before' => current_time( 'mysql' ),
957	957	'last_post_date' => self::get_last_post_date(),
958	958	'body_class' => self::body_class(),
959		- 'loading_text' => esc_js( __( 'Loading new page', 'jetpack' ) ),
	959	+ 'loading_text' => __( 'Loading new page', 'jetpack' ),
960	960	);
961	961
962	962	// Optional order param
963	963	if ( isset( $_REQUEST['order'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- no changes made to the site.
		@@ -989,9 +989,9 @@
989	989	do_action( 'infinite_scroll_wp_head' );
990	990
991	991	?>
992	992	<script type="text/javascript">
993		- var infiniteScroll = <?php echo wp_json_encode( array( 'settings' => $js_settings ), JSON_HEX_TAG ); ?>;
	993	+ var infiniteScroll = <?php echo wp_json_encode( array( 'settings' => $js_settings ), JSON_UNESCAPED_SLASHES | JSON_HEX_TAG | JSON_HEX_AMP ); ?>;
994	994	</script>
995	995	<?php
996	996	}
997	997
		@@ -1108,10 +1108,10 @@
1108	1108	}
1109	1109
1110	1110	return out;
1111	1111	};
1112		- extend( window.infiniteScroll.settings.scripts, <?php echo wp_json_encode( $scripts ); ?> );
1113		- extend( window.infiniteScroll.settings.styles, <?php echo wp_json_encode( $styles ); ?> );
	1112	+ extend( window.infiniteScroll.settings.scripts, <?php echo wp_json_encode( $scripts, JSON_UNESCAPED_SLASHES | JSON_HEX_TAG | JSON_HEX_AMP ); ?> );
	1113	+ extend( window.infiniteScroll.settings.styles, <?php echo wp_json_encode( $styles, JSON_UNESCAPED_SLASHES | JSON_HEX_TAG | JSON_HEX_AMP ); ?> );
1114	1114	})();
1115	1115	</script>
1116	1116	<?php
1117	1117	$aria_live = 'assertive';
		@@ -1373,9 +1373,9 @@
1373	1373	* @uses current_theme_supports, get_option, self::wp_query, current_user_can, apply_filters, self::get_settings, add_filter, WP_Query, remove_filter, have_posts, wp_head, do_action, add_action, this::render, this::has_wrapper, esc_attr, wp_footer, sharing_register_post_for_share_counts, get_the_id
1374	1374	*/
1375	1375	public function query() {
1376	1376	if ( ! isset( $_REQUEST['page'] ) || ! current_theme_supports( 'infinite-scroll' ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- no changes to the site.
1377		- die;
	1377	+ die( 0 );
1378	1378	}
1379	1379
1380	1380	// @todo see if we should validate this nonce since we use it to form a query.
1381	1381	$page = (int) $_REQUEST['page']; // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- we're casting this to an int and not making changes to the site.
		@@ -1380,9 +1380,9 @@
1380	1380	// @todo see if we should validate this nonce since we use it to form a query.
1381	1381	$page = (int) $_REQUEST['page']; // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- we're casting this to an int and not making changes to the site.
1382	1382
1383	1383	// Sanitize and set $previousday. Expected format: dd.mm.yy
1384		- if ( isset( $_REQUEST['currentday'] ) && preg_match( '/^\d{2}\.\d{2}\.\d{2}$/', $_REQUEST['currentday'] ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput, WordPress.Security.NonceVerification.Recommended -- manually validating, no changes to site
	1384	+ if ( isset( $_REQUEST['currentday'] ) && is_string( $_REQUEST['currentday'] ) && preg_match( '/^\d{2}\.\d{2}\.\d{2}$/', $_REQUEST['currentday'] ) ) { // phpcs:ignore WordPress.Security.ValidatedSanitizedInput, WordPress.Security.NonceVerification.Recommended -- manually validating, no changes to site
1385	1385	global $previousday;
1386	1386	$previousday = $_REQUEST['currentday']; // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput
1387	1387	}
1388	1388
		@@ -1397,9 +1397,9 @@
1397	1397	self::wp_query()->query_vars,
1398	1398	array(
1399	1399	'paged' => $page,
1400	1400	'post_status' => $post_status,
1401		- 'posts_per_page' => self::posts_per_page(), // phpcs:ignore WordPress.WP.PostsPerPage.posts_per_page_posts_per_page
	1401	+ 'posts_per_page' => self::posts_per_page(),
1402	1402	'order' => $order,
1403	1403	)
1404	1404	);
1405	1405
		@@ -1431,9 +1431,9 @@
1431	1431	$GLOBALS['wp_query'] = $infinite_scroll_query;
1432	1432
1433	1433	$infinite_scroll_query->query( $query_args );
1434	1434
1435		- remove_filter( 'posts_where', array( $this, 'query_time_filter' ), 10, 2 );
	1435	+ remove_filter( 'posts_where', array( $this, 'query_time_filter' ), 10 );
1436	1436
1437	1437	$results = array();
1438	1438
1439	1439	if ( have_posts() ) {
		@@ -1474,8 +1474,9 @@
1474	1474	foreach ( $callbacks as $callback ) {
1475	1475	if ( false !== $callback && is_callable( $callback ) ) {
1476	1476	rewind_posts();
1477	1477	ob_start();
	1478	+
1478	1479	add_action( 'infinite_scroll_render', $callback );
1479	1480
1480	1481	/**
1481	1482	* This action is already documented above.
		@@ -1483,8 +1484,11 @@
1483	1484	* for more details as to why it was introduced.
1484	1485	*/
1485	1486	do_action( 'infinite_scroll_render' );
1486	1487
	1488	+ // Fire wp_head to ensure that all necessary scripts are enqueued. Output isn't used, but scripts are extracted in self::action_wp_footer.
	1489	+ wp_head();
	1490	+
1487	1491	$results['html'] = ob_get_clean();
1488	1492	remove_action( 'infinite_scroll_render', $callback );
1489	1493	}
1490	1494	if ( ! empty( $results['html'] ) ) {
		@@ -1540,9 +1544,22 @@
1540	1544
1541	1545	sharing_register_post_for_share_counts( get_the_ID() );
1542	1546	}
1543	1547
1544		- $results['postflair'] = array_flip( $jetpack_sharing_counts );
	1548	+ // If sharing counts are not initialized for any reason, we initialize them here.
	1549	+ if ( ! is_array( $jetpack_sharing_counts ) ) {
	1550	+ $jetpack_sharing_counts = array();
	1551	+ } else {
	1552	+ // Filter out non-string and non-integer values to avoid warnings with array_flip.
	1553	+ $flippable_jetpack_sharing_counts = array_filter(
	1554	+ $jetpack_sharing_counts,
	1555	+ function ( $value ) {
	1556	+ return is_string( $value ) || is_int( $value );
	1557	+ }
	1558	+ );
	1559	+ }
	1560	+
	1561	+ $results['postflair'] = array_flip( $flippable_jetpack_sharing_counts ?? array() );
1545	1562	}
1546	1563	} else {
1547	1564	/** This action is already documented in modules/infinite-scroll/infinity.php */
1548	1565	do_action( 'infinite_scroll_empty' );
		@@ -1560,9 +1577,11 @@
1560	1577	* @param array $results Array of Infinite Scroll results.
1561	1578	* @param array $query_args Array of main query arguments.
1562	1579	* @param WP_Query $wp_query WP Query.
1563	1580	*/
1564		- apply_filters( 'infinite_scroll_results', $results, $query_args, self::wp_query() )
	1581	+ apply_filters( 'infinite_scroll_results', $results, $query_args, self::wp_query() ),
	1582	+ null, // @phan-suppress-current-line PhanTypeMismatchArgumentProbablyReal -- It takes null, but its phpdoc only says int.
	1583	+ JSON_UNESCAPED_SLASHES
1565	1584	);
1566	1585	}
1567	1586
1568	1587	/**
		@@ -1699,15 +1718,17 @@
1699	1718	if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) {
1700	1719	return;
1701	1720	}
1702	1721
	1722	+ $settings = self::get_settings();
	1723	+
1703	1724	// Bail if theme requested footer not show
1704		- if ( false === self::get_settings()->footer ) {
	1725	+ if ( false === $settings->footer ) {
1705	1726	return;
1706	1727	}
1707	1728
1708	1729	// We only need the new footer for the 'scroll' type
1709		- if ( 'scroll' !== self::get_settings()->type || ! self::archive_supports_infinity() ) {
	1730	+ if ( 'scroll' !== $settings->type || ! self::archive_supports_infinity() ) {
1710	1731	return;
1711	1732	}
1712	1733
1713	1734	if ( self::is_last_batch() ) {
		@@ -1714,10 +1735,10 @@
1714	1735	return;
1715	1736	}
1716	1737
1717	1738	// Display a footer, either user-specified or a default
1718		- if ( false !== self::get_settings()->footer_callback && is_callable( self::get_settings()->footer_callback ) ) {
1719		- call_user_func( self::get_settings()->footer_callback, self::get_settings() );
	1739	+ if ( false !== $settings->footer_callback && is_callable( $settings->footer_callback ) ) {
	1740	+ call_user_func( $settings->footer_callback, $settings );
1720	1741	} else {
1721	1742	self::default_footer();
1722	1743	}
1723	1744	}
		@@ -1816,9 +1837,9 @@
1816	1837
1817	1838	$scripts_data[ $key ]['extra_data'] = sprintf(
1818	1839	'window.%s = %s',
1819	1840	'_wpmejsSettings',
1820		- wp_json_encode( apply_filters( 'mejs_settings', $mejs_settings ) )
	1841	+ wp_json_encode( apply_filters( 'mejs_settings', $mejs_settings ), JSON_UNESCAPED_SLASHES | JSON_HEX_TAG | JSON_HEX_AMP )
1821	1842	);
1822	1843	}
1823	1844	}
1824	1845	return $scripts_data;
		@@ -1977,9 +1998,9 @@
1977	1998	?>
1978	1999	<amp-next-page max-pages="<?php echo esc_attr( static::amp_get_max_pages() ); ?>">
1979	2000	<script type="application/json">
1980	2001	[
1981		- <?php echo wp_json_encode( $this->amp_next_page() ); ?>
	2002	+ <?php echo wp_json_encode( $this->amp_next_page(), JSON_UNESCAPED_SLASHES | JSON_HEX_TAG | JSON_HEX_AMP ); ?>
1982	2003	]
1983	2004	</script>
1984	2005	<div separator>
1985	2006	<?php
		@@ -2075,9 +2096,9 @@
2075	2096	*/
2076	2097	protected static function amp_get_max_pages() {
2077	2098	global $wp_query;
2078	2099
2079		- return (int) $wp_query->max_num_pages - $wp_query->query_vars['paged'];
	2100	+ return (int) $wp_query->max_num_pages - (int) $wp_query->query_vars['paged'];
2080	2101	}
2081	2102
2082	2103	/**
2083	2104	* Is the last page.