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PATH: home / sudairsocs / www / wp-includes / blocks

<?php
/**
 * Server-side rendering of the `core/details` block.
 *
 * @package WordPress
 */

/**
 * Sets fetchpriority="low" on all IMG tags within the collapsed Details block.
 *
 * Images in a collapsed Details block are hidden until the block is expanded, so they should
 * not compete with any resources in the critical rendering path, such as the LCP element image.
 *
 * @since 7.0.0
 *
 * @param string $block_content The block content.
 * @param array  $block         The full block, including name and attributes.
 * @return string Modified HTML with fetchpriority="low" on all IMG tags when the showContent attribute is false.
 */
function block_core_details_set_img_fetchpriority_low( $block_content, array $block ): string {
	if ( ! is_string( $block_content ) ) {
		return '';
	}

// If the Details block is open by default, short-circuit to let core add fetchpriority=high if appropriate.
	if ( $block['attrs']['showContent'] ?? false ) {
		return $block_content;
	}

$tags = new WP_HTML_Tag_Processor( $block_content );
	while ( $tags->next_tag( 'IMG' ) ) {
		$tags->set_attribute( 'fetchpriority', 'low' );
	}
	return $tags->get_updated_html();
}

add_filter( 'render_block_core/details', 'block_core_details_set_img_fetchpriority_low', 10, 2 );

/**
 * Registers the `core/details` block on server.
 *
 * @since 7.0.0
 */
function register_block_core_details() {
	register_block_type_from_metadata( __DIR__ . '/details' );
}
add_action( 'init', 'register_block_core_details' );

[+] ..
[-] term-description.php [edit]
[+] buttons
[-] index.php [edit]
[+] columns
[-] navigation.php [edit]
[+] comments-pagination
[+] pullquote
[-] comment-author-name.php [edit]
[+] social-links
[-] shortcode.php [edit]
[-] calendar.php [edit]
[+] widget-group
[-] media-text.php [edit]
[-] comment-reply-link.php [edit]
[+] term-count
[+] term-name
[-] site-tagline.php [edit]
[+] spacer
[+] group
[+] navigation-submenu
[+] query-pagination-previous
[-] post-comments-link.php [edit]
[-] page-list-item.php [edit]
[+] term-description
[+] freeform
[-] post-navigation-link.php [edit]
[+] breadcrumbs
[+] post-featured-image
[-] navigation-submenu.php [edit]
[+] file
[-] cover.php [edit]
[+] query-no-results
[+] image
[+] comments-title
[+] accordion
[+] text-columns
[+] comments-pagination-numbers
[+] comments-pagination-previous
[+] post-author-biography
[-] breadcrumbs.php [edit]
[+] comments-pagination-next
[+] term-template
[-] widget-group.php [edit]
[+] list
[-] page-list.php [edit]
[-] list.php [edit]
[+] more
[-] social-link.php [edit]
[+] comments
[+] post-date
[+] pattern
[-] site-title.php [edit]
[-] query-no-results.php [edit]
[+] comment-reply-link
[+] categories
[+] post-comments-form
[+] verse
[+] post-author-name
[-] template-part.php [edit]
[+] post-title
[+] heading
[+] quote
[+] terms-query
[+] navigation-overlay-close
[-] icon.php [edit]
[+] list-item
[-] post-comments-form.php [edit]
[+] gallery
[-] post-content.php [edit]
[-] latest-comments.php [edit]
[-] accordion-item.php [edit]
[+] table
[+] accordion-item
[-] comment-template.php [edit]
[-] navigation-overlay-close.php [edit]
[+] shortcode
[-] query.php [edit]
[-] rss.php [edit]
[-] avatar.php [edit]
[-] heading.php [edit]
[+] separator
[+] site-tagline
[-] query-pagination.php [edit]
[+] query-pagination-numbers
[-] site-logo.php [edit]
[-] comments-pagination-previous.php [edit]
[+] audio
[+] post-comments-link
[-] read-more.php [edit]
[+] avatar
[+] post-excerpt
[+] query-total
[+] cover
[+] site-title
[+] post-comments-count
[-] comment-edit-link.php [edit]
[+] navigation
[-] search.php [edit]
[-] legacy-widget.php [edit]
[-] details.php [edit]
[-] categories.php [edit]
[-] navigation-link.php [edit]
[-] post-terms.php [edit]
[+] legacy-widget
[+] comment-edit-link
[-] post-comments-count.php [edit]
[-] home-link.php [edit]
[+] comment-date
[-] query-title.php [edit]
[+] button
[-] archives.php [edit]
[+] loginout
[+] math
[-] blocks-json.php [edit]
[+] details
[-] post-author-biography.php [edit]
[+] column
[-] term-name.php [edit]
[-] post-template.php [edit]
[+] media-text
[+] calendar
[-] query-pagination-next.php [edit]
[-] post-time-to-read.php [edit]
[+] page-list
[-] comments-pagination-numbers.php [edit]
[+] navigation-link
[-] term-count.php [edit]
[-] comments-pagination-next.php [edit]
[-] require-dynamic-blocks.php [edit]
[+] preformatted
[+] nextpage
[-] comments-title.php [edit]
[+] comment-author-name
[+] accordion-heading
[+] post-template
[+] latest-comments
[-] file.php [edit]
[+] read-more
[+] home-link
[-] post-date.php [edit]
[+] query-pagination-next
[-] query-total.php [edit]
[-] post-author.php [edit]
[+] archives
[-] video.php [edit]
[-] comment-content.php [edit]
[+] accordion-panel
[+] icon
[-] query-pagination-numbers.php [edit]
[-] query-pagination-previous.php [edit]
[+] query
[-] pattern.php [edit]
[-] paragraph.php [edit]
[+] post-navigation-link
[+] video
[+] rss
[+] embed
[+] post-content
[+] page-list-item
[+] post-author
[-] post-excerpt.php [edit]
[-] image.php [edit]
[-] post-author-name.php [edit]
[+] latest-posts
[+] missing
[+] footnotes
[-] tag-cloud.php [edit]
[+] paragraph
[+] block
[+] code
[-] loginout.php [edit]
[+] post-time-to-read
[+] search
[-] button.php [edit]
[-] post-featured-image.php [edit]
[-] require-static-blocks.php [edit]
[-] term-template.php [edit]
[+] comment-template
[-] comments-pagination.php [edit]
[+] html
[+] comment-content
[-] footnotes.php [edit]
[+] query-pagination
[-] gallery.php [edit]
[-] block.php [edit]
[-] post-title.php [edit]
[-] comment-date.php [edit]
[-] accordion.php [edit]
[+] social-link
[+] tag-cloud
[+] template-part
[-] latest-posts.php [edit]
[+] post-terms
[+] query-title
[-] comments.php [edit]
[+] site-logo