@@ -6,38 +6,35 @@ require 'rss/maker' require 'net/http' require 'rack' -class HackerNews - def call(env) - blog = Hpricot.parse(Net::HTTP.get(URI.parse('http://news.ycombinator.com'))) - main_table = (blog / 'td').find {|td| td.attributes['class'] == 'title' }.parent.parent - - feed = RSS::Maker.make('1.0') do |rss| - rss.channel.about = "Hacker News" - rss.channel.title = "Hacker News" - rss.channel.description = "Hacker News" - rss.channel.link = "http://news.ycombinator.com" - (main_table / 'tr td.title a').each do |link| - next if link.attributes['rel'] == 'nofollow' - item = rss.items.new_item - item.author = (link.parent.parent.next_sibling / 'td a').first.inner_text - comments_link = (link.parent.parent.next_sibling / 'td a').last.attributes['href'] - comments_number = (link.parent.parent.next_sibling / 'td a').last.inner_text.split.first - item.title = link.inner_text - item.link = link.attributes['href'] =~ /^http/ ? link.attributes['href'] : "http://news.ycombinator.com/#{link.attributes['href']}" - article_cache = File.join(File.dirname(__FILE__), 'cache', item.link.gsub(/:|\/|=|&|\[|\]|\?/, '_')) - if File.exist?(article_cache) - article = File.read(article_cache) - else - article = `links -dump #{item.link}` - File.open(article_cache, 'w') {|f| f.write article } - end - item.description = " <pre>#{article} </pre><p><a href='#{comments_link}'>#{comments_number} Comments</a></p>" +news = lambda do |env| + blog = Hpricot.parse(Net::HTTP.get(URI.parse('http://news.ycombinator.com'))) + main_table = (blog / 'td').find {|td| td.attributes['class'] == 'title' }.parent.parent + + feed = RSS::Maker.make('1.0') do |rss| + rss.channel.about = "Hacker News" + rss.channel.title = "Hacker News" + rss.channel.description = "Hacker News" + rss.channel.link = "http://news.ycombinator.com" + (main_table / 'tr td.title a').each do |link| + next if link.attributes['rel'] == 'nofollow' + item = rss.items.new_item + item.author = (link.parent.parent.next_sibling / 'td a').first.inner_text + comments_link = (link.parent.parent.next_sibling / 'td a').last.attributes['href'] + comments_number = (link.parent.parent.next_sibling / 'td a').last.inner_text.split.first + item.title = link.inner_text + item.link = link.attributes['href'] =~ /^http/ ? link.attributes['href'] : "http://news.ycombinator.com/#{link.attributes['href']}" + article_cache = File.join(File.dirname(__FILE__), 'cache', item.link.gsub(/:|\/|=|&|\[|\]|\?/, '_')) + if File.exist?(article_cache) + article = File.read(article_cache) + else + article = `links -dump #{item.link}` + File.open(article_cache, 'w') {|f| f.write article } end - end.to_s - - [200, {"Content-Type"=>"text/xml"}, feed] - end + item.description = " <pre>#{article} </pre><p><a href='#{comments_link}'>#{comments_number} Comments</a></p>" + end + end.to_s + [200, {"Content-Type"=>"text/xml"}, feed] end -Rack::Handler::Mongrel.run(HackerNews.new, {:Host => "127.0.0.1", :Port => 7025}) +Rack::Handler::Mongrel.run(news, {:Host => "127.0.0.1", :Port => 7025}) hackernews.rb 65adb49daed40bd7138798310780c2e51ba79d79 Jack Danger Canty git@6brand.com http://github.com/JackDanger/hacker_news/commit/bdfaf91fbc087c36e0dea0a6fbc430634ddcaa6a bdfaf91fbc087c36e0dea0a6fbc430634ddcaa6a 2008-04-21T14:18:06-07:00 2008-04-21T14:18:06-07:00 Returning to the bare-lambda version c8fa362ddbd15d9d2e36fe7d105f0832d959dcf5 Jack Danger Canty git@6brand.com