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编辑当前文件:/home/paymbalq/www/wp-content/plugins/woocommerce/src/Blocks/BlockTypes/Breadcrumbs.php

<?php

namespace Automattic\WooCommerce\Blocks\BlockTypes;

use Automattic\WooCommerce\Blocks\Utils\StyleAttributesUtils;

/**
 * CatalogSorting class.
 */
class Breadcrumbs extends AbstractBlock {

/**
	 * Block name.
	 *
	 * @var string
	 */
	protected $block_name = 'breadcrumbs';

/**
	 * Render the block.
	 *
	 * @param array    $attributes Block attributes.
	 * @param string   $content Block content.
	 * @param WP_Block $block Block instance.
	 *
	 * @return string | void Rendered block output.
	 */
	protected function render( $attributes, $content, $block ) {
		ob_start();
		woocommerce_breadcrumb();
		$breadcrumb = ob_get_clean();

if ( ! $breadcrumb ) {
			return;
		}

$classes_and_styles = StyleAttributesUtils::get_classes_and_styles_by_attributes( $attributes, array(), array( 'extra_classes' ) );

return sprintf(
			'<div %1$s>%2$s</div>',
			get_block_wrapper_attributes(
				array(
					'class' => 'wc-block-breadcrumbs woocommerce ' . esc_attr( $classes_and_styles['classes'] ),
					'style' => $classes_and_styles['styles'],
				)
			),
			$breadcrumb
		);
	}

/**
	 * Get the frontend script handle for this block type.
	 *
	 * @param string $key Data to get, or default to everything.
	 */
	protected function get_block_type_script( $key = null ) {
		return null;
	}
}