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Custom Rake Tasks

#66 Custom Rake Tasks

Aug 13, 2007 | 10 minutes | Tools
Rake is one of those tools that you don't realize how powerful it is until you start using it. In this episode you will learn how to create custom rake tasks and improve them by using rake features.
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Resources

ruby 
namespace :pick do
  desc "Pick a random user as the winner"
  task :winner => :environment do
    puts "Winner: #{pick(User).name}"
  end

  desc "Pick a random product as the prize"
  task :prize => :environment do
    puts "Prize: #{pick(Product).name}"
  end
  
  desc "Pick a random prize and winner"
  task :all => [:prize, :winner]
  
  def pick(model_class)
    model_class.find(:first, :order => 'RAND()')
  end
end