lib/rotp/hotp.rb in rotp-1.0.0 vs lib/rotp/hotp.rb in rotp-1.1.0

@@ -1,8 +1,22 @@
 module ROTP
   class HOTP < OTP
+    # Generates the OTP for the given count
+    # @param [Integer] count counter
+    # @returns [Integer] OTP
     def at(count)
       generate_otp(count)
     end
+
+    # Returns the provisioning URI for the OTP
+    # This can then be encoded in a QR Code and used
+    # to provision the Google Authenticator app
+    # @param [String] name of the account
+    # @param [Integer] initial_count starting counter value, defaults to 0
+    # @return [String] provisioning uri
+    def provisioning_uri(name, initial_count=0)
+      "otpauth://hotp/#{URI.encode(name)}?secret=#{secret}&counter=#{initial_count}"
+    end
+
   end
 
 end