Stanko K.R.
27 lines
470 B
Ruby
27 lines
470 B
Ruby
class QrCodeLink
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attr_reader :url
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class << self
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def from_signed(signed)
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new verifier.verify(signed, purpose: :qr_code)
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end
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def verifier
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ActiveSupport::MessageVerifier.new(secret, url_safe: true)
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end
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private
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def secret
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Rails.application.key_generator.generate_key("qr_codes")
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end
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end
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def initialize(url)
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@url = url
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end
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def signed
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self.class.verifier.generate(@url, purpose: :qr_code)
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end
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end
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