wp_query = $wp_query; } public function get_post_type_if_single() { $post_type = null; if ( isset ( $this->wp_query->query_vars[ 'post_type' ] ) ) { $post_type = $this->wp_query->query_vars[ 'post_type' ]; if ( is_array( $post_type ) ) { if ( 1 === count( $post_type ) ) { $post_type = $post_type[0]; } else { $post_type = null; } } } return $post_type; } }