# The Sinatra app behind http://clickthatbutton.com/ running on http://heroku.com<\/span>\n\n# I can't figure out how to increment the "clicks" counter and get the db to return <\/span>\n# the new total without doing another request... holler if you know how...<\/span>\n# I tried to use Sequel and ended up getting pissed off somehow, so reverted to<\/span>\n# using Active Record and laying in the hammock.<\/span>\n\nrequire<\/span> 'rubygems'<\/span>\nrequire<\/span> 'sinatra'<\/span>\nrequire<\/span> 'erb'<\/span>\nrequire<\/span> 'active_record'<\/span>\n\ndbconfig<\/span> =<\/span> YAML<\/span>.<\/span>load<\/span>(<\/span>File<\/span>.<\/span>read<\/span>(<\/span>'config/database.yml'<\/span>))<\/span>\nActiveRecord<\/span>::<\/span>Base<\/span>.<\/span>establish_connection<\/span> dbconfig<\/span>[<\/span>'production'<\/span>]<\/span>\n\nclass<\/span> CreateClicks<\/span> <<\/span> ActiveRecord<\/span>::<\/span>Migration<\/span>\n  def<\/span> self<\/span>.<\/span>up<\/span>\n    create_table<\/span> :clicks<\/span> do<\/span> |<\/span>t<\/span>|<\/span>\n      t<\/span>.<\/span>integer<\/span> :clicks<\/span>,<\/span> :default<\/span> =><\/span> 0<\/span>,<\/span> :null<\/span> =><\/span> false<\/span>\n    end<\/span>\n    Click<\/span>.<\/span>create!<\/span>(<\/span>:clicks<\/span> =><\/span> 0<\/span>)<\/span>\n  end<\/span>\nend<\/span>\n\nclass<\/span> Click<\/span> <<\/span> ActiveRecord<\/span>::<\/span>Base<\/span>\nend<\/span>\n\nget<\/span> '/'<\/span> do<\/span>\n  response<\/span>.<\/span>set_cookie<\/span>(<\/span>'click'<\/span>,<\/span> 0<\/span>)<\/span> if<\/span> request<\/span>.<\/span>cookies<\/span>[<\/span>'click'<\/span>].<\/span>nil?<\/span>\n  @clicks_total<\/span> =<\/span> Click<\/span>.<\/span>first<\/span>.<\/span>clicks<\/span>\n  erb<\/span> :index<\/span>\nend<\/span>\n\npost<\/span> '/'<\/span> do<\/span>\n  Click<\/span>.<\/span>first<\/span>.<\/span>increment!<\/span>(<\/span>:clicks<\/span>)<\/span>\n  Click<\/span>.<\/span>first<\/span>.<\/span>clicks<\/span>.<\/span>to_s<\/span>\nend<\/span>\n<\/pre><\/div>\n