ProductRating.php
<?php
namespace Automattic\WooCommerce\Blocks\BlockTypes;
use Automattic\WooCommerce\Blocks\Utils\StyleAttributesUtils;
/**
* ProductRating class.
*/
class ProductRating extends AbstractBlock {
/**
* Block name.
*
* @var string
*/
protected $block_name = 'product-rating';
/**
* API version name.
*
* @var string
*/
protected $api_version = '2';
/**
* Get block supports. Shared with the frontend.
* IMPORTANT: If you change anything here, make sure to update the JS file too.
*
* @return array
*/
protected function get_block_type_supports() {
return array(
'color' =>
array(
'text' => true,
'background' => false,
'link' => false,
'__experimentalSkipSerialization' => true,
),
'typography' =>
array(
'fontSize' => true,
'__experimentalSkipSerialization' => true,
),
'spacing' =>
array(
'margin' => true,
'padding' => true,
'__experimentalSkipSerialization' => true,
),
'__experimentalSelector' => '.wc-block-components-product-rating',
);
}
/**
* Get the block's attributes.
*
* @param array $attributes Block attributes. Default empty array.
* @return array Block attributes merged with defaults.
*/
private function parse_attributes( $attributes ) {
// These should match what's set in JS `registerBlockType`.
$defaults = array(
'productId' => 0,
'isDescendentOfQueryLoop' => false,
'textAlign' => '',
'isDescendentOfSingleProductBlock' => false,
'isDescendentOfSingleProductTemplate' => false,
);
return wp_parse_args( $attributes, $defaults );
}
/**
* 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;
}
/**
* Get the frontend style handle for this block type.
*
* @return null
*/
protected function get_block_type_style() {
return array_merge( parent::get_block_type_style(), [ 'wc-blocks-packages-style' ] );
}
/**
* 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 && $product->get_review_count() > 0 ) {
$product_reviews_count = $product->get_review_count();
$product_rating = $product->get_average_rating();
$parsed_attributes = $this->parse_attributes( $attributes );
$is_descendent_of_single_product_block = $parsed_attributes['isDescendentOfSingleProductBlock'];
$is_descendent_of_single_product_template = $parsed_attributes['isDescendentOfSingleProductTemplate'];
$styles_and_classes = StyleAttributesUtils::get_classes_and_styles_by_attributes( $attributes );
$text_align_styles_and_classes = StyleAttributesUtils::get_text_align_class_and_style( $attributes );
/**
* Filter the output from wc_get_rating_html.
*
* @param string $html Star rating markup. Default empty string.
* @param float $rating Rating being shown.
* @param int $count Total number of ratings.
* @return string
*/
$filter_rating_html = function( $html, $rating, $count ) use ( $post_id, $product_rating, $product_reviews_count, $is_descendent_of_single_product_block, $is_descendent_of_single_product_template ) {
$product_permalink = get_permalink( $post_id );
$reviews_count = $count;
$average_rating = $rating;
if ( $product_rating ) {
$average_rating = $product_rating;
}
if ( $product_reviews_count ) {
$reviews_count = $product_reviews_count;
}
if ( 0 < $average_rating || false === $product_permalink ) {
/* translators: %s: rating */
$label = sprintf( __( 'Rated %s out of 5', 'woocommerce' ), $average_rating );
$customer_reviews_count = sprintf(
/* translators: %s is referring to the total of reviews for a product */
_n(
'(%s customer review)',
'(%s customer reviews)',
$reviews_count,
'woocommerce'
),
esc_html( $reviews_count )
);
if ( $is_descendent_of_single_product_block ) {
$customer_reviews_count = '<a href="' . esc_url( $product_permalink ) . '#reviews">' . $customer_reviews_count . '</a>';
} elseif ( $is_descendent_of_single_product_template ) {
$customer_reviews_count = '<a class="woocommerce-review-link" rel="nofollow" href="#reviews">' . $customer_reviews_count . '</a>';
}
$reviews_count_html = sprintf( '<span class="wc-block-components-product-rating__reviews_count">%1$s</span>', $customer_reviews_count );
$html = sprintf(
'<div class="wc-block-components-product-rating__container">
<div class="wc-block-components-product-rating__stars wc-block-grid__product-rating__stars" role="img" aria-label="%1$s">
%2$s
</div>
%3$s
</div>
',
esc_attr( $label ),
wc_get_star_rating_html( $average_rating, $reviews_count ),
$is_descendent_of_single_product_block || $is_descendent_of_single_product_template ? $reviews_count_html : ''
);
} else {
$html = '';
}
return $html;
};
add_filter(
'woocommerce_product_get_rating_html',
$filter_rating_html,
10,
3
);
$rating_html = wc_get_rating_html( $product->get_average_rating() );
remove_filter(
'woocommerce_product_get_rating_html',
$filter_rating_html,
10
);
return sprintf(
'<div class="wc-block-components-product-rating wc-block-grid__product-rating %1$s %2$s" style="%3$s">
%4$s
</div>',
esc_attr( $text_align_styles_and_classes['class'] ?? '' ),
esc_attr( $styles_and_classes['classes'] ),
esc_attr( $styles_and_classes['styles'] ?? '' ),
$rating_html
);
}
return '';
}
}
