lib/plezi/handlers/session.rb in plezi-0.12.2 vs lib/plezi/handlers/session.rb in plezi-0.12.3

@@ -23,10 +23,14 @@
 			if id && (conn=Plezi.redis)
 				return self
 			end
 			failed
 		end
+		# returns the session id (the session cookie value).
+		def id
+			@id
+		end
 		# Get a key from the session data store. If a Redis server is supplied, it will be used to synchronize session data.
 		#
 		# Due to scaling considirations, all keys will be converted to strings, so that `"name" == :name` and `1234 == "1234"`.
 		# If you store two keys that evaluate as the same string, they WILL override each other.
 		def [] key
@@ -42,10 +46,11 @@
 		# Stores a key in the session's data store. If a Redis server is supplied, it will be used to synchronize session data.
 		#
 		# Due to scaling considirations, all keys will be converted to strings, so that `"name" == :name` and `1234 == "1234"`.
 		# If you store two keys that evaluate as the same string, they WILL override each other.
 		def []= key, value
+			return delete key if value.nil?
 			key = key.to_s
 			if (conn=Plezi.redis)
 				conn.hset @id, key, value
 				conn.expire @id, SESSION_LIFETIME
 				return value
@@ -57,9 +62,18 @@
 		# @return [Hash] returns a shallow copy of the current session data as a Hash.
 		def to_h
 			if (conn=Plezi.redis) 
 				conn.expire @id, SESSION_LIFETIME
 				return conn.hgetall(@id)
+			end
+			failed
+		end
+
+		# @return [String] returns the Session data in YAML format.
+		def to_s
+			if (conn=Plezi.redis) 
+				conn.expire @id, SESSION_LIFETIME
+				return conn.hgetall(@id).to_yaml
 			end
 			failed
 		end
 
 		# Removes a key from the session's data store.