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22 lines
565 B
Ruby
22 lines
565 B
Ruby
# frozen_string_literal: true
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class EmailAddressValidator
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class << self
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def valid_value?(email)
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email.match?(email_regex) && decode(email)&.match?(email_regex)
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end
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def email_regex
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/\A[a-zA-Z0-9!#\$%&'*+\/=?\^_`{|}~\-]+(?:\.[a-zA-Z0-9!#\$%&'\*+\/=?\^_`{|}~\-]+)*@(?:[a-zA-Z0-9](?:[a-zA-Z0-9\-]*[a-zA-Z0-9])?\.)+[a-zA-Z0-9](?:[a-zA-Z0-9\-]*[a-zA-Z0-9])?$\z/
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end
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private
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def decode(email)
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Mail::Address.new(email).decoded
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rescue Mail::Field::ParseError, Mail::Field::IncompleteParseError
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nil
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end
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end
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end
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