wpdb = $wpdb; } /** * @param int $post_id * * @return string */ public function get_display( $post_id ) { $quantity = (int) get_post_meta( $post_id, self::QUANTITY_KEY, true ); if ( 0 === $quantity ) { return ''; } $average = get_post_meta( $post_id, self::AVERAGE_KEY, true ); $title = sprintf( __( 'Average rating - %s', 'sitepress' ), $average ); $stars = round( $average ); $url = admin_url( 'admin.php?page=' . WPML_TF_Backend_Hooks::PAGE_HOOK . '&post_id=' . $post_id ); $output = '

'; for ( $i = 1; $i < 6; $i++ ) { $output .= ''; } $output .= ' (' . esc_html( $quantity ) . ')

'; return $output; } /** @param int $post_id */ public function refresh( $post_id ) { $document_id_key = WPML_TF_Data_Object_Storage::META_PREFIX . 'document_id'; $rating_key = WPML_TF_Data_Object_Storage::META_PREFIX . 'rating'; $subquery = $this->wpdb->prepare( "SELECT post_id FROM {$this->wpdb->postmeta} WHERE meta_key = %s AND meta_value = %d", $document_id_key, $post_id ); $query = $this->wpdb->prepare( "SELECT meta_value FROM {$this->wpdb->postmeta} WHERE meta_key = %s AND post_id IN( {$subquery} )", $rating_key ); $ratings = $this->wpdb->get_results( $query ); if ( $ratings ) { $total = 0; foreach ( $ratings as $rating ) { $total += (int) $rating->meta_value; } $quantity = count( $ratings ); $average = round( $total / $quantity, 1 ); update_post_meta( $post_id, self::QUANTITY_KEY, $quantity ); update_post_meta( $post_id, self::AVERAGE_KEY, $average ); } else { delete_post_meta( $post_id, self::QUANTITY_KEY ); delete_post_meta( $post_id, self::AVERAGE_KEY ); } } }