From 315e460c282c6b0143135361e6ced84e7962e004 Mon Sep 17 00:00:00 2001
From: cn <cn@mycrobase.de>
Date: Sat, 27 Apr 2013 14:30:41 +0200
Subject: [PATCH] Add DynDNS.com compatible responder

---
 lib/dyndnsd.rb                        |  3 ++-
 lib/dyndnsd/responder/dyndns_style.rb | 19 +++++++++++++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)
 create mode 100644 lib/dyndnsd/responder/dyndns_style.rb

diff --git a/lib/dyndnsd.rb b/lib/dyndnsd.rb
index 5a0b918..8bbda1b 100644
--- a/lib/dyndnsd.rb
+++ b/lib/dyndnsd.rb
@@ -8,6 +8,7 @@ require 'rack'
 
 require 'dyndnsd/generator/bind'
 require 'dyndnsd/updater/command_with_bind_zone'
+require 'dyndnsd/responder/dyndns_style'
 require 'dyndnsd/responder/rest_style'
 require 'dyndnsd/database'
 require 'dyndnsd/version'
@@ -110,7 +111,7 @@ module Dyndnsd
 
       db = Database.new(config['db'])
       updater = Updater::CommandWithBindZone.new(config['updater']['params']) if config['updater']['name'] == 'command_with_bind_zone'
-      responder = Responder::RestStyle.new
+      responder = Responder::DynDNSStyle.new
       
       app = Daemon.new(config, db, updater, responder)
       app = Rack::Auth::Basic.new(app, "DynDNS") do |user,pass|
diff --git a/lib/dyndnsd/responder/dyndns_style.rb b/lib/dyndnsd/responder/dyndns_style.rb
new file mode 100644
index 0000000..584f73a
--- /dev/null
+++ b/lib/dyndnsd/responder/dyndns_style.rb
@@ -0,0 +1,19 @@
+
+module Dyndnsd
+  module Responder
+    class DynDNSStyle
+      def response_for(state, ip = nil)
+        # general http errors
+        return [405, {"Content-Type" => "text/plain"}, ["Method Not Allowed"]] if state == :method_forbidden
+        return [404, {"Content-Type" => "text/plain"}, ["Not Found"]] if state == :not_found
+        # specific errors
+        return [200, {"Content-Type" => "text/plain"}, ["notfqdn"]] if state == :hostname_missing
+        return [200, {"Content-Type" => "text/plain"}, ["nohost"]] if state == :host_forbidden
+        return [200, {"Content-Type" => "text/plain"}, ["notfqdn"]] if state == :hostname_malformed
+        # OKs
+        return [200, {"Content-Type" => "text/plain"}, ["good #{ip}"]] if state == :good
+        return [200, {"Content-Type" => "text/plain"}, ["nochg #{ip}"]] if state == :nochg
+      end
+    end
+  end
+end