Method: Devise::Models::Confirmable::ClassMethods#confirm_by_token

Defined in:
lib/devise/models/confirmable.rb

#confirm_by_token(confirmation_token) ⇒ Object

Find a user by its confirmation token and try to confirm it. If no user is found, returns a new user with an error. If the user is already confirmed, create an error for the user Options must have the confirmation_token



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# File 'lib/devise/models/confirmable.rb', line 311

def confirm_by_token(confirmation_token)
  confirmable = find_first_by_auth_conditions(confirmation_token: confirmation_token)
  unless confirmable
    confirmation_digest = Devise.token_generator.digest(self, :confirmation_token, confirmation_token)
    confirmable = find_or_initialize_with_error_by(:confirmation_token, confirmation_digest)
  end

  # TODO: replace above lines with
  # confirmable = find_or_initialize_with_error_by(:confirmation_token, confirmation_token)
  # after enough time has passed that Devise clients do not use digested tokens

  confirmable.confirm if confirmable.persisted?
  confirmable
end