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>';
	}