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PATH: home / lab2454c / caimegroup.com / wp-includes / blocks

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

/**
 * Renders the `core/button` block on the server,
 *
 * @since 6.6.0
 *
 * @param array  $attributes The block attributes.
 * @param string $content    The block content.
 *
 * @return string The block content.
 */
function render_block_core_button( $attributes, $content ) {
	$p = new WP_HTML_Tag_Processor( $content );

/*
	 * The button block can render an `<a>` or `<button>` and also has a
	 * `<div>` wrapper. Find the a or button tag.
	 */
	$tag = null;
	while ( $p->next_tag() ) {
		$tag = $p->get_tag();
		if ( 'A' === $tag || 'BUTTON' === $tag ) {
			break;
		}
	}

/*
	 * If this happens, the likelihood is there's no block content,
	 * or the block has been modified by a plugin.
	 */
	if ( null === $tag ) {
		return $content;
	}

// If the next token is the closing tag, the button is empty.
	$is_empty = true;
	while ( $p->next_token() && $tag !== $p->get_token_name() && $is_empty ) {
		if ( '#comment' !== $p->get_token_type() ) {
			/**
			 * Anything else implies this is not empty.
			 * This might include any text content (including a space),
			 * inline images or other HTML.
			 */
			$is_empty = false;
		}
	}

/*
	 * When there's no text, render nothing for the block.
	 * See https://github.com/WordPress/gutenberg/issues/17221 for the
	 * reasoning behind this.
	 */
	if ( $is_empty ) {
		return '';
	}

return $content;
}

/**
 * Registers the `core/button` block on server.
 *
 * @since 6.6.0
 */
function register_block_core_button() {
	register_block_type_from_metadata(
		__DIR__ . '/button',
		array(
			'render_callback' => 'render_block_core_button',
		)
	);
}
add_action( 'init', 'register_block_core_button' );

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