Pseudonomize user data in production DB (a copy, hopefully!)

pseudo.rake

# frozen_string_literal: true
require 'progress_bar'
require 'json'
require 'open-uri'

namespace :pseudo do
  desc 'Pseudonymize user data'
  task :perform => :environment do
    count = User.count              # get count of users currently in DB
    bar = ProgressBar.new(count)    # prepare some nice output
    options = "nat=de,us,dk,ch,fr&inc=gender,name,picture&noinfo"
    url = "https://randomuser.me/api/?results=#{count}&#{options}"
    
    puts "Fetching #{count} fake user profiles from https://randomuser.me"
    @data = JSON.load(open(url))    # fetch and parse
    puts "OK - Got the dataset"

    puts "This will take some time. Go grab a coffee!"
    User.all.each_with_index do |u,i|
      begin 
        fake = @data["results"][i]
        u.name = "#{fake["name"]["first"]} #{fake["name"]["last"]}"
        u.picture_from_url(fake["picture"]["large"])
        u.email = "#{u.username}@xing.com"
        u.save
      rescue StandardError => e
        bar.puts "ERROR: #{e}"
      end
      bar.increment!
    end
  end
end