Redis plugin added and Redis backend made more robust to work also with single-quoted JSON-like strings returned by the Redis lib

platypush/backend/redis.py

@@ -42,8 +42,15 @@ class RedisBackend(Backend):
 
         while not self.should_stop():
             try:
-                msg = self.redis.blpop(self.queue)
-                msg = Message.build(json.loads(msg[1].decode('utf-8')))
+                msg = self.redis.blpop(self.queue)[1].decode('utf-8')
+
+                try:
+                    msg = Message.build(json.loads(msg))
+                except:
+                    import ast
+                    msg = Message.build(ast.literal_eval(msg))
+
+                logging.info('Received message on the Redis backend: {}'.format(msg))
                 self.bus.post(msg)
             except Exception as e:
                 logging.exception(e)

platypush/plugins/redis.py

@@ -0,0 +1,17 @@
+import logging
+
+from redis import Redis
+
+from platypush.message.response import Response
+from platypush.plugins import Plugin
+
+
+class RedisPlugin(Plugin):
+    def send_message(self, queue, msg, *args, **kwargs):
+        redis = Redis(*args, **kwargs)
+        redis.rpush(queue, msg)
+        return Response(output={'state': 'ok'})
+
+
+# vim:sw=4:ts=4:et:
+