Facebook から友人のプロフィール画像をぶっこぬく

get_friend_images.rb

#encoding: utf-8

require 'rubygems'
require 'open-uri'
require 'koala'

access_token = 'my_holy_token' 

@graph = Koala::Facebook::API.new(access_token)

ids = @graph.get_connections('me', 'friends').map { |f| f['id'] }
ids.each do |id|
	open("#{id}.jpg", 'wb') do |f|
		f.write(open("https://graph.facebook.com/#{id}/picture?type=large").read)
	end
end