session.rb in plezi-0.10.17

- old
+ new

@@ -2,10 +2,11 @@
 	module Base
 		module SessionStorage
 			module_function
 			# returns a session object
 			def fetch id
+				return Plezi::Session.new(id) if Plezi.redis # avoid a local cache if Redis is used.
 				@session_cache[id] || (@session_cache[id] = Plezi::Session.new(id))
 			end
 			@session_cache = {}
 		end
 	end
@@ -18,10 +19,10 @@
 		# The session's lifetime in seconds = 5 days. This is only true when using the built in support for the Redis persistent storage.
 		SESSION_LIFETIME = 432_000
 		# called by the Plezi framework to initiate a session with the id requested
 		def initialize id
 			@id = id
-			if (conn=Plezi.redis)
+			if id && (conn=Plezi.redis)
 				@data=conn.hgetall(id)
 			end
 			@data ||= {}
 		end
 		# Get a key from the session data store. If a Redis server is supplied, it will be used to synchronize session data.