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module Clearance
module PasswordStrategies
module SHA1
require 'digest/sha1'
extend ActiveSupport::Concern
def authenticated?(password)
encrypted_password == encrypt(password)
end
def password=(new_password)
@password = new_password
initialize_salt_if_necessary
if new_password.present?
self.encrypted_password = encrypt(new_password)
end
end
private
def encrypt(string)
generate_hash "--#{salt}--#{string}--"
end
def generate_hash(string)
Digest::SHA1.hexdigest(string).encode 'UTF-8'
end
def initialize_salt_if_necessary
if salt.blank?
self.salt = generate_random_code
end
end
end
end
end
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