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ðŸ“ ..
ðŸ“ abstracts
ðŸ“ admin
ðŸ“ blocks
ðŸ“„ class-wc-ajax.php(114.64 KB)
ðŸ“„ class-wc-api.php(4.99 KB)
ðŸ“„ class-wc-auth.php(12.66 KB)
ðŸ“„ class-wc-autoloader.php(2.74 KB)
ðŸ“„ class-wc-background-emailer.php(4.58 KB)
ðŸ“„ class-wc-background-updater.php(3.45 KB)
ðŸ“„ class-wc-breadcrumb.php(9.49 KB)
ðŸ“„ class-wc-cache-helper.php(10.79 KB)
ðŸ“„ class-wc-cart-fees.php(3.37 KB)
ðŸ“„ class-wc-cart-session.php(17.81 KB)
ðŸ“„ class-wc-cart-totals.php(28.25 KB)
ðŸ“„ class-wc-cart.php(66.37 KB)
ðŸ“„ class-wc-checkout.php(46.85 KB)
ðŸ“„ class-wc-cli.php(1.7 KB)
ðŸ“„ class-wc-comments.php(15.86 KB)
ðŸ“„ class-wc-countries.php(48.95 KB)
ðŸ“„ class-wc-coupon.php(37.82 KB)
ðŸ“„ class-wc-customer-download-log.php(3.37 KB)
ðŸ“„ class-wc-customer-download.php(10.45 KB)
ðŸ“„ class-wc-customer.php(29.68 KB)
ðŸ“„ class-wc-data-exception.php(1.29 KB)
ðŸ“„ class-wc-data-store.php(6.59 KB)
ðŸ“„ class-wc-datetime.php(2.26 KB)
ðŸ“„ class-wc-deprecated-action-hooks.php(6.59 KB)
ðŸ“„ class-wc-deprecated-filter-hooks.php(7.34 KB)
ðŸ“„ class-wc-discounts.php(34.43 KB)
ðŸ“„ class-wc-download-handler.php(25.47 KB)
ðŸ“„ class-wc-emails.php(25.1 KB)
ðŸ“„ class-wc-embed.php(4.18 KB)
ðŸ“„ class-wc-form-handler.php(44.74 KB)
ðŸ“„ class-wc-frontend-scripts.php(26.5 KB)
ðŸ“„ class-wc-geo-ip.php(30.41 KB)
ðŸ“„ class-wc-geolite-integration.php(1.99 KB)
ðŸ“„ class-wc-geolocation.php(10.44 KB)
ðŸ“„ class-wc-https.php(4.33 KB)
ðŸ“„ class-wc-install.php(97.34 KB)
ðŸ“„ class-wc-integrations.php(1.28 KB)
ðŸ“„ class-wc-log-levels.php(3.9 KB)
ðŸ“„ class-wc-logger.php(9.26 KB)
ðŸ“„ class-wc-meta-data.php(2.21 KB)
ðŸ“„ class-wc-order-factory.php(8.49 KB)
ðŸ“„ class-wc-order-item-coupon.php(4.08 KB)
ðŸ“„ class-wc-order-item-fee.php(8.76 KB)
ðŸ“„ class-wc-order-item-meta.php(5.8 KB)
ðŸ“„ class-wc-order-item-product.php(13.58 KB)
ðŸ“„ class-wc-order-item-shipping.php(7.78 KB)
ðŸ“„ class-wc-order-item-tax.php(6.49 KB)
ðŸ“„ class-wc-order-item.php(11.65 KB)
ðŸ“„ class-wc-order-query.php(2.55 KB)
ðŸ“„ class-wc-order-refund.php(5.63 KB)
ðŸ“„ class-wc-order.php(69.19 KB)
ðŸ“„ class-wc-payment-gateways.php(11.1 KB)
ðŸ“„ class-wc-payment-tokens.php(6.24 KB)
ðŸ“„ class-wc-post-data.php(20.48 KB)
ðŸ“„ class-wc-post-types.php(28.19 KB)
ðŸ“„ class-wc-privacy-background-process.php(1.67 KB)
ðŸ“„ class-wc-privacy-erasers.php(13.61 KB)
ðŸ“„ class-wc-privacy-exporters.php(14.69 KB)
ðŸ“„ class-wc-privacy.php(15.83 KB)
ðŸ“„ class-wc-product-attribute.php(6.97 KB)
ðŸ“„ class-wc-product-download.php(12.25 KB)
ðŸ“„ class-wc-product-external.php(4.84 KB)
ðŸ“„ class-wc-product-factory.php(3.58 KB)
ðŸ“„ class-wc-product-grouped.php(5.22 KB)
ðŸ“„ class-wc-product-query.php(2.18 KB)
ðŸ“„ class-wc-product-simple.php(1.89 KB)
ðŸ“„ class-wc-product-variable.php(21.99 KB)
ðŸ“„ class-wc-product-variation.php(16.87 KB)
ðŸ“„ class-wc-query.php(32.6 KB)
ðŸ“„ class-wc-rate-limiter.php(4 KB)
ðŸ“„ class-wc-regenerate-images-request.php(7.74 KB)
ðŸ“„ class-wc-regenerate-images.php(15.2 KB)
ðŸ“„ class-wc-register-wp-admin-settings.php(5.05 KB)
ðŸ“„ class-wc-rest-authentication.php(19.97 KB)
ðŸ“„ class-wc-rest-exception.php(276 B)
ðŸ“„ class-wc-session-handler.php(15.03 KB)
ðŸ“„ class-wc-shipping-rate.php(5.51 KB)
ðŸ“„ class-wc-shipping-zone.php(13.08 KB)
ðŸ“„ class-wc-shipping-zones.php(4.01 KB)
ðŸ“„ class-wc-shipping.php(11.57 KB)
ðŸ“„ class-wc-shortcodes.php(18.67 KB)
ðŸ“„ class-wc-structured-data.php(18.72 KB)
ðŸ“„ class-wc-tax.php(37.08 KB)
ðŸ“„ class-wc-template-loader.php(21.39 KB)
ðŸ“„ class-wc-tracker.php(37.18 KB)
ðŸ“„ class-wc-validation.php(5.74 KB)
ðŸ“„ class-wc-webhook.php(30.11 KB)
ðŸ“„ class-woocommerce.php(41.57 KB)
ðŸ“ cli
ðŸ“ customizer
ðŸ“ data-stores
ðŸ“ emails
ðŸ“ export
ðŸ“ gateways
ðŸ“ import
ðŸ“ integrations
ðŸ“ interfaces
ðŸ“ legacy
ðŸ“ libraries
ðŸ“ log-handlers
ðŸ“ payment-tokens
ðŸ“ queue
ðŸ“ react-admin
ðŸ“ rest-api
ðŸ“ shipping
ðŸ“ shortcodes
ðŸ“ theme-support
ðŸ“ tracks
ðŸ“ traits
ðŸ“ walkers
ðŸ“„ wc-account-functions.php(12.87 KB)
ðŸ“„ wc-attribute-functions.php(20.61 KB)
ðŸ“„ wc-cart-functions.php(18.96 KB)
ðŸ“„ wc-conditional-functions.php(13.92 KB)
ðŸ“„ wc-core-functions.php(79.32 KB)
ðŸ“„ wc-coupon-functions.php(2.75 KB)
ðŸ“„ wc-deprecated-functions.php(34.08 KB)
ðŸ“„ wc-formatting-functions.php(45.32 KB)
ðŸ“„ wc-notice-functions.php(8.02 KB)
ðŸ“„ wc-order-functions.php(37.1 KB)
ðŸ“„ wc-order-item-functions.php(5.03 KB)
ðŸ“„ wc-page-functions.php(6.93 KB)
ðŸ“„ wc-product-functions.php(50.16 KB)
ðŸ“„ wc-rest-functions.php(10.92 KB)
ðŸ“„ wc-stock-functions.php(13.54 KB)
ðŸ“„ wc-template-functions.php(120.82 KB)
ðŸ“„ wc-template-hooks.php(12.56 KB)
ðŸ“„ wc-term-functions.php(20.66 KB)
ðŸ“„ wc-update-functions.php(79.92 KB)
ðŸ“„ wc-user-functions.php(28.56 KB)
ðŸ“„ wc-webhook-functions.php(5.6 KB)
ðŸ“„ wc-widget-functions.php(2.01 KB)
ðŸ“ wccom-site
ðŸ“ widgets

Editing: class-wc-comments.php

<?php
/**
 * Comments
 *
 * Handle comments (reviews and order notes).
 *
 * @package WooCommerce\Classes\Products
 * @version 2.3.0
 */

use Automattic\WooCommerce\Internal\Admin\ProductReviews\ReviewsUtil;

defined( 'ABSPATH' ) || exit;

/**
 * Comments class.
 */
class WC_Comments {

/**
	 * Hook in methods.
	 */
	public static function init() {
		// Rating posts.
		add_filter( 'comments_open', array( __CLASS__, 'comments_open' ), 10, 2 );
		add_filter( 'preprocess_comment', array( __CLASS__, 'check_comment_rating' ), 0 );
		add_action( 'comment_post', array( __CLASS__, 'add_comment_rating' ), 1 );
		add_action( 'comment_moderation_recipients', array( __CLASS__, 'comment_moderation_recipients' ), 10, 2 );

// Clear transients.
		add_action( 'wp_update_comment_count', array( __CLASS__, 'clear_transients' ) );

// Secure order notes.
		add_filter( 'comments_clauses', array( __CLASS__, 'exclude_order_comments' ), 10, 1 );
		add_filter( 'comment_feed_where', array( __CLASS__, 'exclude_order_comments_from_feed_where' ) );

// Secure webhook comments.
		add_filter( 'comments_clauses', array( __CLASS__, 'exclude_webhook_comments' ), 10, 1 );
		add_filter( 'comment_feed_where', array( __CLASS__, 'exclude_webhook_comments_from_feed_where' ) );

// Exclude product reviews.
		add_filter( 'comments_clauses', array( ReviewsUtil::class, 'comments_clauses_without_product_reviews' ), 10, 1 );

// Count comments.
		add_filter( 'wp_count_comments', array( __CLASS__, 'wp_count_comments' ), 10, 2 );

// Delete comments count cache whenever there is a new comment or a comment status changes.
		add_action( 'wp_insert_comment', array( __CLASS__, 'delete_comments_count_cache' ) );
		add_action( 'wp_set_comment_status', array( __CLASS__, 'delete_comments_count_cache' ) );

// Support avatars for `review` comment type.
		add_filter( 'get_avatar_comment_types', array( __CLASS__, 'add_avatar_for_review_comment_type' ) );

// Add Product Reviews filter for `review` comment type.
		add_filter( 'admin_comment_types_dropdown', array( __CLASS__, 'add_review_comment_filter' ) );

// Review of verified purchase.
		add_action( 'comment_post', array( __CLASS__, 'add_comment_purchase_verification' ) );

// Set comment type.
		add_action( 'preprocess_comment', array( __CLASS__, 'update_comment_type' ), 1 );

// Validate product reviews if requires verified owners.
		add_action( 'pre_comment_on_post', array( __CLASS__, 'validate_product_review_verified_owners' ) );
	}

/**
	 * See if comments are open.
	 *
	 * @since  3.1.0
	 * @param  bool $open    Whether the current post is open for comments.
	 * @param  int  $post_id Post ID.
	 * @return bool
	 */
	public static function comments_open( $open, $post_id ) {
		if ( 'product' === get_post_type( $post_id ) && ! post_type_supports( 'product', 'comments' ) ) {
			$open = false;
		}
		return $open;
	}

/**
	 * Exclude order comments from queries and RSS.
	 *
	 * This code should exclude shop_order comments from queries. Some queries (like the recent comments widget on the dashboard) are hardcoded.
	 * and are not filtered, however, the code current_user_can( 'read_post', $comment->comment_post_ID ) should keep them safe since only admin and.
	 * shop managers can view orders anyway.
	 *
	 * The frontend view order pages get around this filter by using remove_filter('comments_clauses', array( 'WC_Comments' ,'exclude_order_comments'), 10, 1 );
	 *
	 * @param  array $clauses A compacted array of comment query clauses.
	 * @return array
	 */
	public static function exclude_order_comments( $clauses ) {
		$clauses['where'] .= ( $clauses['where'] ? ' AND ' : '' ) . " comment_type != 'order_note' ";
		return $clauses;
	}

/**
	 * Exclude order comments from feed.
	 *
	 * @deprecated 3.1
	 * @param mixed $join Deprecated.
	 */
	public static function exclude_order_comments_from_feed_join( $join ) {
		wc_deprecated_function( 'WC_Comments::exclude_order_comments_from_feed_join', '3.1' );
	}

/**
	 * Exclude order comments from queries and RSS.
	 *
	 * @param  string $where The WHERE clause of the query.
	 * @return string
	 */
	public static function exclude_order_comments_from_feed_where( $where ) {
		return $where . ( $where ? ' AND ' : '' ) . " comment_type != 'order_note' ";
	}

/**
	 * Exclude webhook comments from queries and RSS.
	 *
	 * @since  2.2
	 * @param  array $clauses A compacted array of comment query clauses.
	 * @return array
	 */
	public static function exclude_webhook_comments( $clauses ) {
		$clauses['where'] .= ( $clauses['where'] ? ' AND ' : '' ) . " comment_type != 'webhook_delivery' ";
		return $clauses;
	}

/**
	 * Exclude webhooks comments from feed.
	 *
	 * @deprecated 3.1
	 * @param mixed $join Deprecated.
	 */
	public static function exclude_webhook_comments_from_feed_join( $join ) {
		wc_deprecated_function( 'WC_Comments::exclude_webhook_comments_from_feed_join', '3.1' );
	}

/**
	 * Exclude webhook comments from queries and RSS.
	 *
	 * @since  2.1
	 * @param  string $where The WHERE clause of the query.
	 * @return string
	 */
	public static function exclude_webhook_comments_from_feed_where( $where ) {
		return $where . ( $where ? ' AND ' : '' ) . " comment_type != 'webhook_delivery' ";
	}

/**
	 * Validate the comment ratings.
	 *
	 * @param  array $comment_data Comment data.
	 * @return array
	 */
	public static function check_comment_rating( $comment_data ) {
		// If posting a comment (not trackback etc) and not logged in.
		if ( ! is_admin() && isset( $_POST['comment_post_ID'], $_POST['rating'], $comment_data['comment_type'] ) && 'product' === get_post_type( absint( $_POST['comment_post_ID'] ) ) && empty( $_POST['rating'] ) && self::is_default_comment_type( $comment_data['comment_type'] ) && wc_review_ratings_enabled() && wc_review_ratings_required() ) { // WPCS: input var ok, CSRF ok.
			wp_die( esc_html__( 'Please rate the product.', 'woocommerce' ) );
			exit;
		}
		return $comment_data;
	}

/**
	 * Rating field for comments.
	 *
	 * @param int $comment_id Comment ID.
	 */
	public static function add_comment_rating( $comment_id ) {
		if ( isset( $_POST['rating'], $_POST['comment_post_ID'] ) && 'product' === get_post_type( absint( $_POST['comment_post_ID'] ) ) ) { // WPCS: input var ok, CSRF ok.
			if ( ! $_POST['rating'] || $_POST['rating'] > 5 || $_POST['rating'] < 0 ) { // WPCS: input var ok, CSRF ok, sanitization ok.
				return;
			}
			add_comment_meta( $comment_id, 'rating', intval( $_POST['rating'] ), true ); // WPCS: input var ok, CSRF ok.

$post_id = isset( $_POST['comment_post_ID'] ) ? absint( $_POST['comment_post_ID'] ) : 0; // WPCS: input var ok, CSRF ok.
			if ( $post_id ) {
				self::clear_transients( $post_id );
			}
		}
	}

/**
	 * Modify recipient of review email.
	 *
	 * @param array $emails     Emails.
	 * @param int   $comment_id Comment ID.
	 * @return array
	 */
	public static function comment_moderation_recipients( $emails, $comment_id ) {
		$comment = get_comment( $comment_id );

if ( $comment && 'product' === get_post_type( $comment->comment_post_ID ) ) {
			$emails = array( get_option( 'admin_email' ) );
		}

return $emails;
	}

/**
	 * Ensure product average rating and review count is kept up to date.
	 *
	 * @param int $post_id Post ID.
	 */
	public static function clear_transients( $post_id ) {
		if ( 'product' === get_post_type( $post_id ) ) {
			$product = wc_get_product( $post_id );
			$product->set_rating_counts( self::get_rating_counts_for_product( $product ) );
			$product->set_average_rating( self::get_average_rating_for_product( $product ) );
			$product->set_review_count( self::get_review_count_for_product( $product ) );
			$product->save();
		}
	}

/**
	 * Delete comments count cache whenever there is
	 * new comment or the status of a comment changes. Cache
	 * will be regenerated next time WC_Comments::wp_count_comments()
	 * is called.
	 */
	public static function delete_comments_count_cache() {
		delete_transient( 'wc_count_comments' );
	}

/**
	 * Remove order notes, webhook delivery logs, and product reviews from wp_count_comments().
	 *
	 * @since  2.2
	 * @param  object $stats   Comment stats.
	 * @param  int    $post_id Post ID.
	 * @return object
	 */
	public static function wp_count_comments( $stats, $post_id ) {
		global $wpdb;

if ( 0 === $post_id ) {
			$stats = get_transient( 'wc_count_comments' );

if ( ! $stats ) {
				$stats = array(
					'total_comments' => 0,
					'all'            => 0,
				);

$count = $wpdb->get_results(
					"
					SELECT comment_approved, COUNT(*) AS num_comments
					FROM {$wpdb->comments}
					LEFT JOIN {$wpdb->posts} ON comment_post_ID = {$wpdb->posts}.ID
					WHERE comment_type NOT IN ('action_log', 'order_note', 'webhook_delivery') AND {$wpdb->posts}.post_type NOT IN ('product')
					GROUP BY comment_approved
					",
					ARRAY_A
				);

$approved = array(
					'0'            => 'moderated',
					'1'            => 'approved',
					'spam'         => 'spam',
					'trash'        => 'trash',
					'post-trashed' => 'post-trashed',
				);

foreach ( (array) $count as $row ) {
					// Don't count post-trashed toward totals.
					if ( ! in_array( $row['comment_approved'], array( 'post-trashed', 'trash', 'spam' ), true ) ) {
						$stats['all']            += $row['num_comments'];
						$stats['total_comments'] += $row['num_comments'];
					} elseif ( ! in_array( $row['comment_approved'], array( 'post-trashed', 'trash' ), true ) ) {
						$stats['total_comments'] += $row['num_comments'];
					}
					if ( isset( $approved[ $row['comment_approved'] ] ) ) {
						$stats[ $approved[ $row['comment_approved'] ] ] = $row['num_comments'];
					}
				}

foreach ( $approved as $key ) {
					if ( empty( $stats[ $key ] ) ) {
						$stats[ $key ] = 0;
					}
				}

$stats = (object) $stats;
				set_transient( 'wc_count_comments', $stats );
			}
		}

return $stats;
	}

/**
	 * Make sure WP displays avatars for comments with the `review` type.
	 *
	 * @since  2.3
	 * @param  array $comment_types Comment types.
	 * @return array
	 */
	public static function add_avatar_for_review_comment_type( $comment_types ) {
		return array_merge( $comment_types, array( 'review' ) );
	}

/**
	 * Add Product Reviews filter for `review` comment type.
	 *
	 * @since 6.0.0
	 *
	 * @param array $comment_types Array of comment type labels keyed by their name.
	 *
	 * @return array
	 */
	public static function add_review_comment_filter( array $comment_types ): array {
		$comment_types['review'] = __( 'Product Reviews', 'woocommerce' );
		return $comment_types;
	}

/**
	 * Determine if a review is from a verified owner at submission.
	 *
	 * @param int $comment_id Comment ID.
	 * @return bool
	 */
	public static function add_comment_purchase_verification( $comment_id ) {
		$comment  = get_comment( $comment_id );
		$verified = false;
		if ( 'product' === get_post_type( $comment->comment_post_ID ) ) {
			$verified = wc_customer_bought_product( $comment->comment_author_email, $comment->user_id, $comment->comment_post_ID );
			add_comment_meta( $comment_id, 'verified', (int) $verified, true );
		}
		return $verified;
	}

/**
	 * Get product rating for a product. Please note this is not cached.
	 *
	 * @since 3.0.0
	 * @param WC_Product $product Product instance.
	 * @return float
	 */
	public static function get_average_rating_for_product( &$product ) {
		global $wpdb;

$count = $product->get_rating_count();

if ( $count ) {
			$ratings = $wpdb->get_var(
				$wpdb->prepare(
					"
				SELECT SUM(meta_value) FROM $wpdb->commentmeta
				LEFT JOIN $wpdb->comments ON $wpdb->commentmeta.comment_id = $wpdb->comments.comment_ID
				WHERE meta_key = 'rating'
				AND comment_post_ID = %d
				AND comment_approved = '1'
				AND meta_value > 0
					",
					$product->get_id()
				)
			);
			$average = number_format( $ratings / $count, 2, '.', '' );
		} else {
			$average = 0;
		}

return $average;
	}

/**
	 * Utility function for getting review counts for multiple products in one query. This is not cached.
	 *
	 * @since 5.0.0
	 *
	 * @param array $product_ids Array of product IDs.
	 *
	 * @return array
	 */
	public static function get_review_counts_for_product_ids( $product_ids ) {
		global $wpdb;

if ( empty( $product_ids ) ) {
			return array();
		}

$product_id_string_placeholder = substr( str_repeat( ',%s', count( $product_ids ) ), 1 );

$review_counts = $wpdb->get_results(
			// phpcs:disable WordPress.DB.PreparedSQL.InterpolatedNotPrepared -- Ignored for allowing interpolation in IN query.
			$wpdb->prepare(
				"
					SELECT comment_post_ID as product_id, COUNT( comment_post_ID ) as review_count
					FROM $wpdb->comments
					WHERE
						comment_parent = 0
						AND comment_post_ID IN ( $product_id_string_placeholder )
						AND comment_approved = '1'
						AND comment_type in ( 'review', '', 'comment' )
					GROUP BY product_id
				",
				$product_ids
			),
			// phpcs:enable WordPress.DB.PreparedSQL.InterpolatedNotPrepared.
			ARRAY_A
		);

// Convert to key value pairs.
		$counts = array_replace( array_fill_keys( $product_ids, 0 ), array_column( $review_counts, 'review_count', 'product_id' ) );

return $counts;
	}

/**
	 * Get product review count for a product (not replies). Please note this is not cached.
	 *
	 * @since 3.0.0
	 * @param WC_Product $product Product instance.
	 * @return int
	 */
	public static function get_review_count_for_product( &$product ) {
		$counts = self::get_review_counts_for_product_ids( array( $product->get_id() ) );

return $counts[ $product->get_id() ];
	}

/**
	 * Get product rating count for a product. Please note this is not cached.
	 *
	 * @since 3.0.0
	 * @param WC_Product $product Product instance.
	 * @return int[]
	 */
	public static function get_rating_counts_for_product( &$product ) {
		global $wpdb;

$counts     = array();
		$raw_counts = $wpdb->get_results(
			$wpdb->prepare(
				"
			SELECT meta_value, COUNT( * ) as meta_value_count FROM $wpdb->commentmeta
			LEFT JOIN $wpdb->comments ON $wpdb->commentmeta.comment_id = $wpdb->comments.comment_ID
			WHERE meta_key = 'rating'
			AND comment_post_ID = %d
			AND comment_approved = '1'
			AND meta_value > 0
			GROUP BY meta_value
				",
				$product->get_id()
			)
		);

foreach ( $raw_counts as $count ) {
			$counts[ $count->meta_value ] = absint( $count->meta_value_count ); // WPCS: slow query ok.
		}

return $counts;
	}

/**
	 * Update comment type of product reviews.
	 *
	 * @since 3.5.0
	 * @param array $comment_data Comment data.
	 * @return array
	 */
	public static function update_comment_type( $comment_data ) {
		if ( ! is_admin() && isset( $_POST['comment_post_ID'], $comment_data['comment_type'] ) && self::is_default_comment_type( $comment_data['comment_type'] ) && 'product' === get_post_type( absint( $_POST['comment_post_ID'] ) ) ) { // WPCS: input var ok, CSRF ok.
			$comment_data['comment_type'] = 'review';
		}

return $comment_data;
	}

/**
	 * Validate product reviews if requires a verified owner.
	 *
	 * @param int $comment_post_id Post ID.
	 */
	public static function validate_product_review_verified_owners( $comment_post_id ) {
		// Only validate if option is enabled.
		if ( 'yes' !== get_option( 'woocommerce_review_rating_verification_required' ) ) {
			return;
		}

// Validate only products.
		if ( 'product' !== get_post_type( $comment_post_id ) ) {
			return;
		}

// Skip if is a verified owner.
		if ( wc_customer_bought_product( '', get_current_user_id(), $comment_post_id ) ) {
			return;
		}

wp_die(
			esc_html__( 'Only logged in customers who have purchased this product may leave a review.', 'woocommerce' ),
			esc_html__( 'Reviews can only be left by "verified owners"', 'woocommerce' ),
			array(
				'code' => 403,
			)
		);
	}

/**
	 * Determines if a comment is of the default type.
	 *
	 * Prior to WordPress 5.5, '' was the default comment type.
	 * As of 5.5, the default type is 'comment'.
	 *
	 * @since 4.3.0
	 * @param string $comment_type Comment type.
	 * @return bool
	 */
	private static function is_default_comment_type( $comment_type ) {
		return ( '' === $comment_type || 'comment' === $comment_type );
	}
}

WC_Comments::init();

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