Inventory_Presser_Shortcode_Archive::paging_html()

	private function paging_html() {
		global $wp_query;
		$pagination_html = '<ul class="group">';

		// previous page link
		$previous_link = get_previous_posts_link();
		if ( '' != $previous_link ) {
			$pagination_html .= '<li class="prev left">' . $previous_link . '</li>';
		}

		// clickable page numbers
		$pagination_html .= sprintf(
			'<li>%s</li>',
			get_the_posts_pagination(
				array(
					'mid_size'  => 2,
					'prev_next' => false,
				)
			)
		);

		// next page link
		$next_link = get_next_posts_link();
		if ( '' != $next_link ) {
			$pagination_html .= '<li class="next right">' . $next_link . '</li>';
		}

		// sentence "Showing 1 to 10 of 99 posts"
		$posts_per_page = $wp_query->query_vars['posts_per_page'];
		$page_number    = null == $wp_query->query_vars['paged'] ? 1 : $wp_query->query_vars['paged'];
		$start_index    = $page_number * $posts_per_page - ( $posts_per_page - 1 );
		$end_index      = min( array( $start_index + $posts_per_page - 1, $wp_query->found_posts ) );

		$object_name    = 'posts';
		$post_type_name = isset( $wp_query->query_vars['post_type'] ) ? $wp_query->query_vars['post_type'] : '';
		if ( '' != $post_type_name ) {
			$post_type   = get_post_type_object( $post_type_name );
			$object_name = strtolower( $post_type->labels->name );
		}

		$pagination_html .= '</ul><p>'
		. apply_filters( 'invp_pagination_sentence', sprintf( 'Showing %d to %d of %d %s', $start_index, $end_index, $wp_query->found_posts, $object_name ) )
		. '</p>';

		return '<nav class="pagination group">'
		. apply_filters( 'invp_pagination_html', $pagination_html )
		. '</nav>';
	}