#!/usr/bin/env ruby

# require File.dirname(__FILE__) + "/../config/environment"

start = 0
User.where("image_use_gravatar AND id >=" + start.to_s).order("id").find_each do |user|
  p "checked up to id " + user.id.to_s if (user.id % 1000).zero? # just give a rough indication where we are for restarting
  next if user.image.present?

  hash = Digest::MD5.hexdigest(user.email.downcase)
  url = "https://www.gravatar.com/avatar/#{hash}?d=404" # without d=404 we will always get an image back
  response = OSM.http_client.get(URI.parse(url))
  user.image_use_gravatar = response.success?
  user.save
  sleep(1)
end

exit 0