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23 lines
456 B
Ruby
23 lines
456 B
Ruby
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# frozen_string_literal: true
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module CanonicalEmail
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extend ActiveSupport::Concern
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class_methods do
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def email_to_canonical_email(str)
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username, domain = str.downcase.split('@', 2)
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username, = username.delete('.').split('+', 2)
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"#{username}@#{domain}"
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end
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def email_to_canonical_email_hash(str)
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Digest::SHA2
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.new(256)
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.hexdigest(
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email_to_canonical_email(str)
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)
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end
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end
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end
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