WordPress/wp-includes/blocks/categories.php
gziolo ab8a964858 Editor: Update WordPress packages based based on Gutenberg v13.0 RC3
This is the last step of backports from the Gutenberg plugin for WordPress 6.0 Beta 1 release. It includes all updates WordPress packages published to npm based on the Gutenberg plugin v13.0 RC3 release. This patch also includes all the necessary changes applied to core blocks. New blocks included:

- Avatar
- Comment Author Name
- Comment Content
- Comment Date
- Comment Edit Link
- Comment Rely Link
- Comment Template
- Comments Pagination
- Comments Pagination Next
- Comments Pagination Previous
- Comments Query Loop
- Home Link
- Post Author Biography
- Query No Results
- Read More
See more details in https://github.com/WordPress/wordpress-develop/pull/2564.

Props zieladam, ramonopoly, ocean90.
Fixes #55505.


Built from https://develop.svn.wordpress.org/trunk@53157


git-svn-id: http://core.svn.wordpress.org/trunk@52746 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2022-04-12 15:12:47 +00:00

101 lines
2.7 KiB
PHP

<?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['showOnlyTopLevel'] ) && $attributes['showOnlyTopLevel'] ) {
$args['parent'] = 0;
}
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="' . esc_attr( $id ) . '">' . __( 'Categories' ) . '</label>%2$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' );