wp_should_add_elements_class_name()WP 6.6.0

Determines whether an elements class name should be added to the block.

Internal function — this function is designed to be used by the kernel itself. It is not recommended to use this function in your code.

No Hooks.

Returns

bool. Whether the block needs an elements class name.

Usage

wp_should_add_elements_class_name( $block, $options );
$block(array) (required)
Block object.
$options(array) (required)
Per element type options e.g. whether to skip serialization.

Changelog

Since 6.6.0 Introduced.

wp_should_add_elements_class_name() code WP 7.1

function wp_should_add_elements_class_name( $block, $options ) {
	if ( ! isset( $block['attrs']['style']['elements'] ) ) {
		return false;
	}

	$element_color_properties = array(
		'button'  => array(
			'skip'  => $options['button']['skip'] ?? false,
			'paths' => array(
				array( 'button', 'color', 'text' ),
				array( 'button', 'color', 'background' ),
				array( 'button', 'color', 'gradient' ),
			),
		),
		'link'    => array(
			'skip'  => $options['link']['skip'] ?? false,
			'paths' => array(
				array( 'link', 'color', 'text' ),
				array( 'link', ':hover', 'color', 'text' ),
			),
		),
		'heading' => array(
			'skip'  => $options['heading']['skip'] ?? false,
			'paths' => array(
				array( 'heading', 'color', 'text' ),
				array( 'heading', 'color', 'background' ),
				array( 'heading', 'color', 'gradient' ),
				array( 'h1', 'color', 'text' ),
				array( 'h1', 'color', 'background' ),
				array( 'h1', 'color', 'gradient' ),
				array( 'h2', 'color', 'text' ),
				array( 'h2', 'color', 'background' ),
				array( 'h2', 'color', 'gradient' ),
				array( 'h3', 'color', 'text' ),
				array( 'h3', 'color', 'background' ),
				array( 'h3', 'color', 'gradient' ),
				array( 'h4', 'color', 'text' ),
				array( 'h4', 'color', 'background' ),
				array( 'h4', 'color', 'gradient' ),
				array( 'h5', 'color', 'text' ),
				array( 'h5', 'color', 'background' ),
				array( 'h5', 'color', 'gradient' ),
				array( 'h6', 'color', 'text' ),
				array( 'h6', 'color', 'background' ),
				array( 'h6', 'color', 'gradient' ),
			),
		),
	);

	$elements_style_attributes = $block['attrs']['style']['elements'];

	foreach ( $element_color_properties as $element_config ) {
		if ( $element_config['skip'] ) {
			continue;
		}

		foreach ( $element_config['paths'] as $path ) {
			if ( null !== _wp_array_get( $elements_style_attributes, $path, null ) ) {
				return true;
			}
		}
	}

	return false;
}