screw_your_flickr_gem.rb

    def photos_from_flickr
      api_key = 'blargh'
      url = "http://api.flickr.com/services/rest/?method=flickr.collections.getTree&api_key=#{api_key}&collection_id=20446502-72157624005829771&user_id=20451842%40N05&format=json&nojsoncallback=1"

      @sets = open url do |f|
        collection = JSON.parse(f.read)['collections']['collection'].first
        collection['set'].map do |set|
          url = "http://api.flickr.com/services/rest/?method=flickr.photosets.getPhotos&api_key=#{api_key}&photoset_id=#{set['id']}&format=json&nojsoncallback=1"
          photos = open(url) { |f| JSON.parse(f.read)['photoset']['photo'] }
          photos.each do |p|
            p['href'] = "http://www.flickr.com/photos/20451842%40N05/#{p['id']}"
            p['src'] = "http://farm#{p['farm']}.static.flickr.com/#{p['server']}/#{p['id']}_#{p['secret']}_s.jpg"
          end

          { 'title' => set['title'],
            'photos' => photos }
        end
      end
    end