songtianlun
ccd6b02a98
- Implement remember method in User model to generate and store a remember token - Update SessionsController to call remember on successful login - Enhance current_user method to retrieve user from cookies if session is not present - Add forget method to clear remember token on logout - Create migration to add remember_digest column to users table
48 lines
1.4 KiB
Ruby
48 lines
1.4 KiB
Ruby
class User < ApplicationRecord
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attr_accessor :remember_token
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# before_save { self.email = email.downcase }
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before_save { 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\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: true
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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 :
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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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class << self
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def digest(string)
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cost = ActiveModel::SecurePassword.min_cost ? BCrypt::Engine::MIN_COST :
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BCrypt::Engine.cost
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BCrypt::Password.create(string, cost: cost)
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end
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def new_token
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SecureRandom.urlsafe_base64
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end
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end
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def authenticated?(remember_token)
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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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