20 lines
		
	
	
	
		
			402 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
		
		
			
		
	
	
			20 lines
		
	
	
	
		
			402 B
		
	
	
	
		
			Ruby
		
	
	
	
	
	
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								# frozen_string_literal: true
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								class Ed25519KeyValidator < ActiveModel::EachValidator
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								  def validate_each(record, attribute, value)
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								    return if value.blank?
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								    key = Base64.decode64(value)
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								    record.errors[attribute] << I18n.t('crypto.errors.invalid_key') unless verified?(key)
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								  end
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								  private
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								  def verified?(key)
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								    Ed25519.validate_key_bytes(key)
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								  rescue ArgumentError
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								    false
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								  end
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								end
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