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@@ -18,6 +18,52 @@
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```
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【user.rb】
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```
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class User < ActiveRecord::Base
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attr_accessor:remember_token
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before_save{self.email = email.downcase}
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validates:name, presence: true, length: { maximum: 50}
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VALID_EMAIL_REGEX = /\A[\w+\-.]+@[a-z\d\-.]+\.[a-z]+\z/i
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validates:email, presence: true, length: {maximum: 255 },
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format:{with: VALID_EMAIL_REGEX},
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uniqueness: {case_sensitive: false}
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has_secure_password
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validates :password, presence: true, length: {minimum: 6}
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def User.digest(string)
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cost = ActiveModel::SecurePassword.min_cost?BCrypt::Engine::MIN_COST:BCrypt::Engine.cost
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BCrypt::Password.create(string, cost: cost)
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end
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def User.new_token
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SecureRandom.urlsafe_base64
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end
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def remember
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self.remember_token = User.new_token
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update_attribute(:remember_digest, User.digest(remember_token))
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end
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def remember_token
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self.remember_token = User.new_token
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update_attribute(:remember_digest, User.digest(remember_token))
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end
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def authenticated?(remember_token)
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return false if remember_digest.nil?
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BCrypt::Password.new(remember_digest).is_password?(remember_token)
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end
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def forget
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update_attribute(:remember_digest, nil)
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end
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end
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```
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【sessions_helper.rb】
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```
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module SessionsHelper
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