32 lines
		
	
	
		
			850 B
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			32 lines
		
	
	
		
			850 B
		
	
	
	
		
			Ruby
		
	
	
	
# frozen_string_literal: true
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class EmailValidator < ActiveModel::EachValidator
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  def validate_each(record, attribute, value)
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    record.errors.add(attribute, I18n.t('users.invalid_email')) if blocked_email?(value)
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  end
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  private
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  def blocked_email?(value)
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    on_blacklist?(value) || not_on_whitelist?(value)
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  end
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  def on_blacklist?(value)
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    return false if Rails.configuration.x.email_domains_blacklist.blank?
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    domains = Rails.configuration.x.email_domains_blacklist.gsub('.', '\.')
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    regexp = Regexp.new("@(.+\\.)?(#{domains})", true)
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    value =~ regexp
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  end
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  def not_on_whitelist?(value)
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    return false if Rails.configuration.x.email_domains_whitelist.blank?
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    domains = Rails.configuration.x.email_domains_whitelist.gsub('.', '\.')
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    regexp = Regexp.new("@(.+\\.)?(#{domains})$", true)
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    value !~ regexp
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  end
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end
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