ActsAsRandomId

Generating unique random id for ActiveRecord models

Example

  class Comment < ActiveRecord::Base
    acts_as_random_id
  end

  class Group < ActiveRecord::Base
    acts_as_random_id do
      rand(3_14159265) + 1
    end
  end

  class Article < ActiveRecord::Base
    acts_as_random_id :field => :secure_identifier do
      Time.now.to_i
    end
  end

Install

  gem install hashtrain-acts_as_random_id --source http://gems.github.com

Usage

As you know rails generates field ID easy auto_incriment. Thus, there is an opportunity to check how many objects in the DB. Sometimes it’s secret information.

Using the plugin "acts_as_random_id" could generate a unique value id. Generation of ID will be until you will find a unique value ID. Of course you go to the full responsibility for the range.

By default, the plugin "acts_as_random_id" generates a unique id in the range of 1 to 2_147_483_647 (mysql and SQLite type integer)

  class Comment < ActiveRecord::Base
    acts_as_random_id
  end

You can specify a range of transfer method "acts_as_random_id" block where the generator is implemented

  class Group < ActiveRecord::Base
    acts_as_random_id do
      rand(3_14159265) + 1
    end
  end

License

Copyright © 2009 hashtrain.com and author idea Stanislav Pogrebnyak (stanislav.pogrebnyak@gmail.com), released under the MIT license.