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<?php
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly
}
/**
* Comments
*
* Handle comments (reviews and order notes)
*
* @class WC_Post_types
* @version 2.2.0
* @package WooCommerce/Classes/Products
* @category Class
* @author WooThemes
*/
class WC_Comments {
/**
* Hook in methods
*/
public static function init() {
// Rating posts
add_filter( 'preprocess_comment', array( __CLASS__, 'check_comment_rating' ), 0 );
add_action( 'comment_post', array( __CLASS__, 'add_comment_rating' ), 1 );
// 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_action( 'comment_feed_join', array( __CLASS__, 'exclude_order_comments_from_feed_join' ) );
add_action( '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_action( 'comment_feed_join', array( __CLASS__, 'exclude_webhook_comments_from_feed_join' ) );
add_action( 'comment_feed_where', array( __CLASS__, 'exclude_webhook_comments_from_feed_where' ) );
// Count comments
add_filter( 'wp_count_comments', array( __CLASS__, 'wp_count_comments' ), 10, 2 );
}
/**
* 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
* @return array
*/
public static function exclude_order_comments( $clauses ) {
global $wpdb, $typenow;
if ( is_admin() && in_array( $typenow, wc_get_order_types() ) && current_user_can( 'manage_woocommerce' ) ) {
return $clauses; // Don't hide when viewing orders in admin
}
if ( ! $clauses['join'] ) {
$clauses['join'] = '';
}
if ( ! strstr( $clauses['join'], "JOIN $wpdb->posts" ) ) {
$clauses['join'] .= " LEFT JOIN $wpdb->posts ON comment_post_ID = $wpdb->posts.ID ";
}
if ( $clauses['where'] ) {
$clauses['where'] .= ' AND ';
}
$clauses['where'] .= " $wpdb->posts.post_type NOT IN ('" . implode( "','", wc_get_order_types() ) . "') ";
return $clauses;
}
/**
* Exclude order comments from queries and RSS
*
* @param string $join
* @return string
*/
public static function exclude_order_comments_from_feed_join( $join ) {
global $wpdb;
if ( ! strstr( $join, $wpdb->posts ) ) {
$join = " LEFT JOIN $wpdb->posts ON $wpdb->comments.comment_post_ID = $wpdb->posts.ID ";
}
return $join;
}
/**
* Exclude order comments from queries and RSS
*
* @param string $where
* @return string
*/
public static function exclude_order_comments_from_feed_where( $where ) {
global $wpdb;
if ( $where ) {
$where .= ' AND ';
}
$where .= " $wpdb->posts.post_type NOT IN ('" . implode( "','", wc_get_order_types() ) . "') ";
return $where;
}
/**
* Exclude webhook comments from queries and RSS
*
* @since 2.2
* @param array $clauses
* @return array
*/
public static function exclude_webhook_comments( $clauses ) {
global $wpdb;
if ( ! $clauses['join'] ) {
$clauses['join'] = '';
}
if ( ! strstr( $clauses['join'], "JOIN $wpdb->posts" ) ) {
$clauses['join'] .= " LEFT JOIN $wpdb->posts ON comment_post_ID = $wpdb->posts.ID ";
}
if ( $clauses['where'] ) {
$clauses['where'] .= ' AND ';
}
$clauses['where'] .= " $wpdb->posts.post_type <> 'shop_webhook' ";
return $clauses;
}
/**
* Exclude webhook comments from queries and RSS
*
* @since 2.2
* @param string $join
* @return string
*/
public static function exclude_webhook_comments_from_feed_join( $join ) {
global $wpdb;
if ( ! strstr( $join, $wpdb->posts ) ) {
$join = " LEFT JOIN $wpdb->posts ON $wpdb->comments.comment_post_ID = $wpdb->posts.ID ";
}
return $join;
}
/**
* Exclude webhook comments from queries and RSS
*
* @since 2.1
* @param string $where
* @return string
*/
public static function exclude_webhook_comments_from_feed_where( $where ) {
global $wpdb;
if ( $where ) {
$where .= ' AND ';
}
$where .= " $wpdb->posts.post_type <> 'shop_webhook' ";
return $where;
}
/**
* Validate the comment ratings.
*
* @param array $comment_data
* @return array
*/
public static function check_comment_rating( $comment_data ) {
// If posting a comment (not trackback etc) and not logged in
if ( isset( $_POST['rating'] ) && empty( $_POST['rating'] ) && '' === $comment_data['comment_type'] && 'yes' === get_option( 'woocommerce_review_rating_required' ) ) {
wp_die( __( 'Please rate the product.', 'woocommerce' ) );
exit;
}
return $comment_data;
}
/**
* Rating field for comments.
*
* @param mixed $comment_id
*/
public static function add_comment_rating( $comment_id ) {
if ( isset( $_POST['rating'] ) ) {
if ( ! $_POST['rating'] || $_POST['rating'] > 5 || $_POST['rating'] < 0 ) {
return;
}
add_comment_meta( $comment_id, 'rating', (int) esc_attr( $_POST['rating'] ), true );
}
}
/**
* Clear transients for a review.
*
* @param mixed $post_id
*/
public static function clear_transients( $post_id ) {
$post_id = absint( $post_id );
delete_transient( 'wc_average_rating_' . $post_id );
delete_transient( 'wc_rating_count_' . $post_id );
delete_transient( 'wc_rating_count_' . $post_id . '_1' );
delete_transient( 'wc_rating_count_' . $post_id . '_2' );
delete_transient( 'wc_rating_count_' . $post_id . '_3' );
delete_transient( 'wc_rating_count_' . $post_id . '_4' );
delete_transient( 'wc_rating_count_' . $post_id . '_5' );
}
/**
* Remove order notes from wp_count_comments()
*
* @since 2.2
* @param object $stats
* @param int $post_id
* @return object
*/
public static function wp_count_comments( $stats, $post_id ) {
global $wpdb;
if ( 0 === $post_id ) {
$count = wp_cache_get( 'comments-0', 'counts' );
if ( false !== $count ) {
return $count;
}
$count = $wpdb->get_results( "SELECT comment_approved, COUNT( * ) AS num_comments FROM {$wpdb->comments} WHERE comment_type != 'order_note' GROUP BY comment_approved", ARRAY_A );
$total = 0;
$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 ( 'post-trashed' != $row['comment_approved'] && 'trash' != $row['comment_approved'] ) {
$total += $row['num_comments'];
}
if ( isset( $approved[ $row['comment_approved'] ] ) ) {
$stats[ $approved[ $row['comment_approved'] ] ] = $row['num_comments'];
}
}
$stats['total_comments'] = $total;
foreach ( $approved as $key ) {
if ( empty( $stats[ $key ] ) ) {
$stats[ $key ] = 0;
}
}
$stats = (object) $stats;
wp_cache_set( 'comments-0', $stats, 'counts' );
}
return $stats;
}
}
WC_Comments::init();
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