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📝 Edit File: widget-group.php

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

/**
 * Renders the 'core/widget-group' block.
 *
 * @since 5.9.0
 *
 * @global array      $wp_registered_sidebars
 * @global int|string $_sidebar_being_rendered
 *
 * @param array    $attributes The block attributes.
 * @param string   $content The block content.
 * @param WP_Block $block The block.
 *
 * @return string Rendered block.
 */
function render_block_core_widget_group( $attributes, $content, $block ) {
	global $wp_registered_sidebars, $_sidebar_being_rendered;

if ( isset( $wp_registered_sidebars[ $_sidebar_being_rendered ] ) ) {
		$before_title = $wp_registered_sidebars[ $_sidebar_being_rendered ]['before_title'];
		$after_title  = $wp_registered_sidebars[ $_sidebar_being_rendered ]['after_title'];
	} else {
		$before_title = '<h2 class="widget-title">';
		$after_title  = '</h2>';
	}

$html = '';

if ( ! empty( $attributes['title'] ) ) {
		$html .= $before_title . esc_html( $attributes['title'] ) . $after_title;
	}

$html .= '<div class="wp-widget-group__inner-blocks">';
	foreach ( $block->inner_blocks as $inner_block ) {
		$html .= $inner_block->render();
	}
	$html .= '</div>';

return $html;
}

/**
 * Registers the 'core/widget-group' block.
 *
 * @since 5.9.0
 */
function register_block_core_widget_group() {
	register_block_type_from_metadata(
		__DIR__ . '/widget-group',
		array(
			'render_callback' => 'render_block_core_widget_group',
		)
	);
}

add_action( 'init', 'register_block_core_widget_group' );

/**
 * Make a note of the sidebar being rendered before WordPress starts rendering
 * it. This lets us get to the current sidebar in
 * render_block_core_widget_group().
 *
 * @since 5.9.0
 *
 * @global int|string $_sidebar_being_rendered
 *
 * @param int|string $index       Index, name, or ID of the dynamic sidebar.
 */
function note_sidebar_being_rendered( $index ) {
	global $_sidebar_being_rendered;
	$_sidebar_being_rendered = $index;
}
add_action( 'dynamic_sidebar_before', 'note_sidebar_being_rendered' );

/**
 * Clear whatever we set in note_sidebar_being_rendered() after WordPress
 * finishes rendering a sidebar.
 *
 * @since 5.9.0
 *
 * @global int|string $_sidebar_being_rendered
 */
function discard_sidebar_being_rendered() {
	global $_sidebar_being_rendered;
	unset( $_sidebar_being_rendered );
}
add_action( 'dynamic_sidebar_after', 'discard_sidebar_being_rendered' );

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