# File lib/wicked_pdf/wicked_pdf_helper/assets.rb, line 8 def wicked_pdf_asset_base64(path) asset = find_asset(path) raise "Could not find asset '#{path}'" if asset.nil? base64 = Base64.encode64(asset.to_s).gsub(/\s+/, '') "data:#{asset.content_type};base64,#{Rack::Utils.escape(base64)}" end