替换大使PK头像

replace_avatar.rb

l=Leaderboard.find('530fe34025d9803aa5001a68')
l.users.each do |uid, u|
  user = {}
  referring = {}
  user[:nickname] = u[:nickname]
  user[:avatar_url] = User.find(uid).avatar.url('58x58')
  user[:city] = u[:city]
  user[:referred_at] = u[:referred_at]

  u[:referring].each do |k, v|
    hash = {}
    hash[:nickname] = v[:nickname]
    hash[:avatar_url] = User.find(k).avatar.url('58x58')
    hash[:city] = u[:city]
    hash[:referred_at] = u[:referred_at]
    referring[k] = hash
  end
  
  user[:referring] = referring
  l.users[uid] = user
end