41 lines
1.2 KiB
Ruby
41 lines
1.2 KiB
Ruby
# Copyright (C) 2012-2021 Zammad Foundation, http://zammad-foundation.org/
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# Validation for email addresses
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class EmailAddressValidation
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attr_reader :email_address
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# @param [String] email_address Email address to be validated
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def initialize(email_address)
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@email_address = email_address
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end
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def to_s
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email_address
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end
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# Checks if the email address has a valid format.
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# Reports email addresses without dot in domain as valid (zammad@localhost).
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#
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# @return [true] if email address has valid format
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# @return [false] if email address has no valid format
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def valid_format?
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# NOTE: Don't use ValidEmail2::Address.valid? here because it requires the
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# email address to have a dot in its domain.
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@valid_format ||= email_address.match?(URI::MailTo::EMAIL_REGEXP)
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end
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# Checks if the domain of the email address has a valid MX record.
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#
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# @return [true] if email address domain has an MX record
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# @return [false] if email address domain has no MX record
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def valid_mx?
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return @valid_mx if @valid_mx
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validated_email_address = ValidEmail2::Address.new(email_address)
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@valid_mx = validated_email_address&.valid_mx?
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end
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end
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