Unique random token generator for ActiveRecord.
Add token_attr to your Gemfile:
gem 'token_attr', '~> 0.2.0'
class User < ActiveRecord::Base
include TokenAttr::Concern
token_attr :token
end
user = User.new
user.valid?
user.token # => "b8bd30ff"
The token is generated in a before_validation callback only if the it's nil.
The length of the token to generate.
Default: 8
token_attr :token, length: 40
The alphabet to use to generate the token.
Uses hexadecimal characters by default.
Accepted values:
:alphabetic- any character from a to z (both lower and upper case):numeric- any number:alphanumeric- any character or number- a string - a string of your choice of the characters you want to use
token_attr :token, alphabet: :numeric # => "82051173"
token_attr :token, alphabet: :alphabetic # => "xqnInSJa"
token_attr :token, alphabet: :alphanumeric # => "61nD0lUo"
token_attr :token, alphabet: "token" # => "ktnekoet"
- Fork it ( http://github.com/mbillard/token_attr/fork )
- Create your feature branch (
git checkout -b my-new-feature) - Commit your changes (
git commit -am 'Add some feature') - Push to the branch (
git push origin my-new-feature) - Create new Pull Request