no need to support optional keys.projectState

services/document-updater/app/coffee/RedisManager.coffee

@@ -90,21 +90,17 @@ module.exports = RedisManager =
 			return callback(error) if error?
 			multi = rclient.multi()
 			multi.srem keys.docsInProject(project_id:project_id), doc_id
-			if keys.projectState?
-				multi.del keys.projectState(project_id:project_id)
+			multi.del keys.projectState(project_id:project_id)
 			multi.exec callback
 
 	checkOrSetProjectState: (project_id, newState, callback = (error, stateChanged) ->) ->
-		if keys.projectState?
-			multi = rclient.multi()
-			multi.getset keys.projectState(project_id:project_id), newState
-			multi.expire keys.projectState(project_id:project_id), 30 * minutes
-			multi.exec (error, response) ->
-				return callback(error) if error?
-				logger.log project_id: project_id, newState:newState, oldState: response[0], "checking project state"
-				callback(null, response[0] isnt newState)
-		else
-			callback(null,true)
+		multi = rclient.multi()
+		multi.getset keys.projectState(project_id:project_id), newState
+		multi.expire keys.projectState(project_id:project_id), 30 * minutes
+		multi.exec (error, response) ->
+			return callback(error) if error?
+			logger.log project_id: project_id, newState:newState, oldState: response[0], "checking project state"
+			callback(null, response[0] isnt newState)
 
 	getDoc : (project_id, doc_id, callback = (error, lines, version, ranges) ->)->
 		timer = new metrics.Timer("redis.get-doc")

services/document-updater/config/settings.defaults.coffee

@@ -41,6 +41,7 @@ module.exports =
 				projectKey: ({doc_id}) -> "ProjectId:#{doc_id}"
 				docsInProject: ({project_id}) -> "DocsIn:#{project_id}"
 				ranges: ({doc_id}) -> "Ranges:#{doc_id}"
+				projectState: ({project_id}) -> "ProjectState:#{project_id}"
 			# cluster: [{
 			# 	port: "7000"
 			# 	host: "localhost"
@@ -54,6 +55,7 @@ module.exports =
 			# 	projectKey: ({doc_id}) -> "ProjectId:{#{doc_id}}"
 			# 	docsInProject: ({project_id}) -> "DocsIn:{#{project_id}}"
 			# 	ranges: ({doc_id}) -> "Ranges:{#{doc_id}}"
+			# 	projectState: ({project_id}) -> "ProjectState:{#{project_id}}"
 		history:
 			port:"6379"
 			host:"localhost"