Added endpoints for creating and downloading api user certificates

lib/serializers/repp/certificate.rb

@@ -0,0 +1,43 @@
+module Serializers
+  module Repp
+    class Certificate
+      attr_reader :certificate
+
+      def initialize(certificate)
+        @certificate = certificate
+      end
+
+      def to_json(obj = certificate)
+        json = obj.as_json.except('csr', 'crt')
+        csr = obj.parsed_csr
+        crt = obj.parsed_crt
+        json[:csr] = csr_data(csr) if csr
+        json[:crt] = crt_data(crt) if crt
+        json
+      end
+
+      private
+
+      def csr_data(csr)
+        {
+          version: csr.version,
+          subject: csr.subject.to_s,
+          alg: csr.signature_algorithm.to_s,
+        }
+      end
+
+      def crt_data(crt)
+        {
+          version: crt.version,
+          serial: crt.serial.to_s,
+          alg: crt.signature_algorithm.to_s,
+          issuer: crt.issuer.to_s,
+          not_before: crt.not_before,
+          not_after: crt.not_after,
+          subject: crt.subject.to_s,
+          extensions: crt.extensions.map(&:to_s),
+        }
+      end
+    end
+  end
+end