Getting Facebook Page or User Stream Data.rb

 page_id = 102329749861
    
    params = { 
      :v            => '1.0',
      :api_key      => FACEBOOKER["api_key"],
      :method       => 'stream.get',
      :format       => 'XML',
      :source_ids   => page_id,
      :session_key  => 'bd7156a08fefbd368b54d2da-54500509',
      :limit        => 2
    }
    sorted_params = params.sort{|a,b| a.to_s <=> b.to_s }
    fb_params = sorted_params.collect{ |p| p.join('=') }
    sig = Digest::MD5.hexdigest( fb_params.join('') + FACEBOOKER["secret_key"] )
    fb_params.push "sig=#{sig}" 
    @url = "/restserver.php?" <<  fb_params.join('&')
    
    #http://api.facebook.com/restserver.php?v=1.0&method=stream.get&format=XML&viewer_id={0}&session_key={1}&api_key={2}&call_id={3}&sig={4} 
    response= Net::HTTP.get('api.facebook.com', @url)

    doc, @posts = Hpricot::XML( body ), []
    (doc/:stream_post).each do |post|
      posts << post[:message]
    end
    
    logger.debug response.inspect