WordPress/wp-includes/block-supports/custom-classname.php

55 lines
1.6 KiB
PHP

<?php
/**
* Custom classname block support flag.
*
* @package WordPress
*/
/**
* Registers the custom classname block attribute for block types that support it.
*
* @param WP_Block_Type $block_type Block Type.
*/
function wp_register_custom_classname_support( $block_type ) {
$has_custom_classname_support = true;
if ( property_exists( $block_type, 'supports' ) ) {
$has_custom_classname_support = wp_array_get( $block_type->supports, array( 'customClassName' ), true );
}
if ( $has_custom_classname_support ) {
if ( ! $block_type->attributes ) {
$block_type->attributes = array();
}
if ( ! array_key_exists( 'className', $block_type->attributes ) ) {
$block_type->attributes['className'] = array(
'type' => 'string',
);
}
}
}
/**
* Add the custom classnames to the output.
*
* @param array $attributes Comprehensive list of attributes to be applied.
* @param array $block_attributes Block attributes.
* @param WP_Block_Type $block_type Block Type.
*
* @return array Block CSS classes and inline styles.
*/
function wp_apply_custom_classname_support( $attributes, $block_attributes, $block_type ) {
$has_custom_classname_support = true;
if ( property_exists( $block_type, 'supports' ) ) {
$has_custom_classname_support = wp_array_get( $block_type->supports, array( 'customClassName' ), true );
}
if ( $has_custom_classname_support ) {
$has_custom_classnames = array_key_exists( 'className', $block_attributes );
if ( $has_custom_classnames ) {
$attributes['css_classes'][] = $block_attributes['className'];
}
}
return $attributes;
}