module ListHelper def page_links(topic) posts = topic.posts_count max_pages = 10 total_pages = (posts / TopicView.chunk_size) + (posts == TopicView.chunk_size ? 0 : 1) return if total_pages < 2 page = [total_pages - (max_pages+1), 2].max result = "(" while page <= total_pages result << " <a href='#{topic.relative_url}?page=#{page}'>#{page}</a> " page += 1 end result << ")" result.html_safe end end