Astra_Breadcrumb_Trail::add_singular_items()

	protected function add_singular_items() {

		// Get the queried post.
		$post    = get_queried_object();
		$post_id = get_queried_object_id();

		// If the post has a parent, follow the parent trail.
		if ( 0 < $post->post_parent ) {
			$this->add_post_parents( $post->post_parent );
		}
		// If the post doesn't have a parent, get its hierarchy based off the post type.
		else {
			$this->add_post_hierarchy( $post_id );
		}
		// Display terms for specific post type taxonomy if requested.
		if ( ! empty( $this->post_taxonomy[ $post->post_type ] ) ) {
			$this->add_post_terms( $post_id, $this->post_taxonomy[ $post->post_type ] );
		}
		// End with the post title.
		if ( $post_title = single_post_title( '', false ) ) {

			if ( ( 1 < get_query_var( 'page' ) || is_paged() ) || ( get_option( 'page_comments' ) && 1 < absint( get_query_var( 'cpage' ) ) ) ) {
				$this->items[] = sprintf( '<a href="%s">%s</a>', esc_url( get_permalink( $post_id ) ), $post_title );
			}
			elseif ( true === $this->args['show_title'] ) {
				$this->items[] = $post_title;
			}
		}
	}