Automattic\WooCommerce\Blocks

BlockTypesController::add_data_attributes() │ public │ WC 1.0

Add data- attributes to blocks when rendered if the block is under the woocommerce/ namespace.

Method of the class: BlockTypesController{}

No Hooks.

Return

String.

Usage

$BlockTypesController = new BlockTypesController();
$BlockTypesController->add_data_attributes( $content, $block );

$content(string) (required)

Block content.

$block(array) (required)

Parsed block data.

BlockTypesController::add_data_attributes() BlockTypesController::add data attributes code ^{WC 9.4.2}

public function add_data_attributes( $content, $block ) {

	$content = trim( $content );

	if ( ! $this->block_should_have_data_attributes( $block['blockName'] ) ) {
		return $content;
	}

	$attributes         = (array) $block['attrs'];
	$exclude_attributes = array( 'className', 'align' );

	$processor = new \WP_HTML_Tag_Processor( $content );

	if (
		false === $processor->next_token() ||
		'DIV' !== $processor->get_token_name() ||
		$processor->is_tag_closer()
	) {
		return $content;
	}

	foreach ( $attributes as $key  => $value ) {
		if ( ! is_string( $key ) || in_array( $key, $exclude_attributes, true ) ) {
			continue;
		}
		if ( is_bool( $value ) ) {
			$value = $value ? 'true' : 'false';
		}
		if ( ! is_scalar( $value ) ) {
			$value = wp_json_encode( $value );
		}

		// For output consistency, we convert camelCase to kebab-case and output in lowercase.
		$key = strtolower( preg_replace( '/(?<!^|\ )[A-Z]/', '-$0', $key ) );

		$processor->set_attribute( "data-{$key}", $value );
	}

	// Set this last to prevent user-input from overriding it.
	$processor->set_attribute( 'data-block-name', $block['blockName'] );
	return $processor->get_updated_html();
}