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

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

/**
 * Renders the `core/categories` block on server.
 *
 * @param array $attributes The block attributes.
 *
 * @return string Returns the categories list/dropdown markup.
 */
function render_block_core_categories( $attributes ) {
	static $block_id = 0;
	$block_id++;

$args = array(
		'echo'         => false,
		'hierarchical' => ! empty( $attributes['showHierarchy'] ),
		'orderby'      => 'name',
		'show_count'   => ! empty( $attributes['showPostCounts'] ),
		'title_li'     => '',
	);

if ( ! empty( $attributes['displayAsDropdown'] ) ) {
		$id                       = 'wp-block-categories-' . $block_id;
		$args['id']               = $id;
		$args['show_option_none'] = __( 'Select Category' );
		$wrapper_markup           = '<div %1$s><label class="screen-reader-text" for="' . $id . '">' . __( 'Categories' ) . '</label>%2$s</div>';
		$items_markup             = wp_dropdown_categories( $args );
		$type                     = 'dropdown';

if ( ! is_admin() ) {
			// Inject the dropdown script immediately after the select dropdown.
			$items_markup = preg_replace(
				'#(?<=</select>)#',
				build_dropdown_script_block_core_categories( $id ),
				$items_markup,
				1
			);
		}
	} else {
		$wrapper_markup = '<ul %1$s>%2$s</ul>';
		$items_markup   = wp_list_categories( $args );
		$type           = 'list';
	}

$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => "wp-block-categories-{$type}" ) );

return sprintf(
		$wrapper_markup,
		$wrapper_attributes,
		$items_markup
	);
}

/**
 * Generates the inline script for a categories dropdown field.
 *
 * @param string $dropdown_id ID of the dropdown field.
 *
 * @return string Returns the dropdown onChange redirection script.
 */
function build_dropdown_script_block_core_categories( $dropdown_id ) {
	ob_start();
	?>
	<script type='text/javascript'>
	/* <![CDATA[ */
	( function() {
		var dropdown = document.getElementById( '<?php echo esc_js( $dropdown_id ); ?>' );
		function onCatChange() {
			if ( dropdown.options[ dropdown.selectedIndex ].value > 0 ) {
				location.href = "<?php echo home_url(); ?>/?cat=" + dropdown.options[ dropdown.selectedIndex ].value;
			}
		}
		dropdown.onchange = onCatChange;
	})();
	/* ]]> */
	</script>
	<?php
	return ob_get_clean();
}

/**
 * Registers the `core/categories` block on server.
 */
function register_block_core_categories() {
	register_block_type_from_metadata(
		__DIR__ . '/categories',
		array(
			'render_callback' => 'render_block_core_categories',
		)
	);
}
add_action( 'init', 'register_block_core_categories' );

[+] post-content
[+] search
[+] image
[+] column
[+] latest-comments
[+] quote
[+] audio
[+] social-links
[-] site-title.php [edit]
[-] search.php [edit]
[+] shortcode
[-] block.php [edit]
[-] index.php [edit]
[+] ..
[-] post-title.php [edit]
[+] heading
[-] post-excerpt.php [edit]
[+] query-title
[+] button
[+] separator
[+] spacer
[-] query-pagination-next.php [edit]
[-] post-featured-image.php [edit]
[+] embed
[+] query-pagination-next
[+] text-columns
[+] tag-cloud
[+] more
[+] site-title
[+] site-tagline
[-] query-pagination-previous.php [edit]
[-] tag-cloud.php [edit]
[-] social-link.php [edit]
[+] cover
[-] rss.php [edit]
[-] categories.php [edit]
[+] nextpage
[-] post-date.php [edit]
[+] code
[+] columns
[+] categories
[+] loginout
[-] calendar.php [edit]
[+] media-text
[+] preformatted
[+] legacy-widget
[-] latest-comments.php [edit]
[+] rss
[+] archives
[+] group
[-] site-logo.php [edit]
[-] shortcode.php [edit]
[+] post-title
[-] file.php [edit]
[-] query.php [edit]
[+] post-excerpt
[+] block
[+] post-template
[+] query
[+] latest-posts
[-] query-pagination-numbers.php [edit]
[-] post-terms.php [edit]
[+] table
[-] page-list.php [edit]
[-] site-tagline.php [edit]
[+] video
[+] paragraph
[-] latest-posts.php [edit]
[+] query-pagination-previous
[+] post-date
[+] verse
[+] file
[+] social-link
[+] query-pagination
[-] post-content.php [edit]
[+] buttons
[-] post-template.php [edit]
[-] archives.php [edit]
[+] calendar
[+] list
[+] page-list
[+] missing
[+] pullquote
[+] post-featured-image
[-] query-title.php [edit]
[-] error_log [edit]
[+] classic
[-] query-pagination.php [edit]
[+] site-logo
[-] loginout.php [edit]
[-] legacy-widget.php [edit]
[+] post-terms
[-] text.php [edit]
[+] query-pagination-numbers
[+] freeform
[+] gallery
[+] html