Class: Jekyll::Imgproxy::Tag::HmacBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/jekyll/imgproxy/tag/hmac_builder.rb

Instance Method Summary collapse

Constructor Details

#initialize(config, path) ⇒ HmacBuilder

Returns a new instance of HmacBuilder.



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# File 'lib/jekyll/imgproxy/tag/hmac_builder.rb', line 10

def initialize(config, path)
  @config = config
  @path = path
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/jekyll/imgproxy/tag/hmac_builder.rb', line 15

def build
  digest      = OpenSSL::Digest.new('sha256')
  hmac_digest = OpenSSL::HMAC.digest(digest, key, "#{salt}#{path}")
  Base64.urlsafe_encode64(hmac_digest).tr('=', '')
end