ProductSKU.php
<?php
namespace Automattic\WooCommerce\Blocks\BlockTypes;
use Automattic\WooCommerce\Blocks\Utils\StyleAttributesUtils;
/**
* ProductSKU class.
*/
class ProductSKU extends AbstractBlock {
/**
* Block name.
*
* @var string
*/
protected $block_name = 'product-sku';
/**
* API version name.
*
* @var string
*/
protected $api_version = '2';
/**
* Overwrite parent method to prevent script registration.
*
* It is necessary to register and enqueues assets during the render
* phase because we want to load assets only if the block has the content.
*/
protected function register_block_type_assets() {
return null;
}
/**
* Register the context.
*/
protected function get_block_type_uses_context() {
return [ 'query', 'queryId', 'postId' ];
}
/**
* Include and render the block.
*
* @param array $attributes Block attributes. Default empty array.
* @param string $content Block content. Default empty string.
* @param WP_Block $block Block instance.
* @return string Rendered block type output.
*/
protected function render( $attributes, $content, $block ) {
if ( ! empty( $content ) ) {
parent::register_block_type_assets();
$this->register_chunk_translations( [ $this->block_name ] );
return $content;
}
$post_id = isset( $block->context['postId'] ) ? $block->context['postId'] : '';
$product = wc_get_product( $post_id );
if ( ! $product ) {
return '';
}
$product_sku = $product->get_sku();
if ( ! $product_sku ) {
return '';
}
$styles_and_classes = StyleAttributesUtils::get_classes_and_styles_by_attributes( $attributes );
return sprintf(
'<div class="wc-block-components-product-sku wc-block-grid__product-sku wp-block-woocommerce-product-sku product_meta %1$s" style="%2$s">
SKU:
<strong class="sku">%3$s</strong>
</div>',
esc_attr( $styles_and_classes['classes'] ),
esc_attr( $styles_and_classes['styles'] ?? '' ),
$product_sku
);
}
}