33 lines
914 B
Ruby
33 lines
914 B
Ruby
# -*- encoding : utf-8 -*-
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class Token < ActiveRecord::Base
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belongs_to :subject, :polymorphic => true, :touch => true
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belongs_to :creator, :class_name => 'User'
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belongs_to :updater, :class_name => 'User'
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validates :creator_id, :subject_id, :subject_type, :presence => true
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validates :authentication_token, :presence => true, :uniqueness => {:case_sensitive => true}
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default_scope order("#{table_name}.created_at desc")
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scope :by_active, where(:status => 'active')
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before_validation :generate_token, :on => :create
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attr_accessible :description
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state_machine :status, :initial => :active do
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event :block do
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transition [:active, :blocked] => :blocked
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end
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end
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protected
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def generate_token
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self.authentication_token = loop do
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token = SecureRandom.urlsafe_base64(32)
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break token unless Token.where(:authentication_token => token).exists?
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end
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end
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end
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