Fix slach command /invite and enable package

.meteor/packages

@@ -32,7 +32,7 @@ rocketchat:ldap
 rocketchat:logger
 rocketchat:markdown
 rocketchat:me
-#rocketchat:slashcommands-invite
+rocketchat:slashcommands-invite
 rocketchat:mentions
 rocketchat:oembed
 rocketchat:webrtc

.meteor/versions

@@ -115,6 +115,7 @@ rocketchat:markdown@0.0.1
 rocketchat:me@0.0.1
 rocketchat:mentions@0.0.1
 rocketchat:oembed@0.0.1
+rocketchat:slashcommands-invite@0.0.1
 rocketchat:statistics@0.0.1
 rocketchat:webrtc@0.0.1
 routepolicy@1.0.5

packages/rocketchat-slashcommands-invite/invite.coffee

@@ -5,15 +5,22 @@
 
 class Invite
 	constructor: (command, params, item) ->
-		if(command == "invite")
-			if _.trim params
-				username = params.replace('@', '')
+		if command isnt 'invite' or not Match.test params, String
+			return
 
-				user = Meteor.users.findOne({ username: username })
+		username = params.trim()
+		if username is ''
+			return
 
-				if user?
-					Meteor.runAsUser user._id, ->
-						Meteor.call 'joinRoom', item.rid
+		username = username.replace('@', '')
+
+		user = Meteor.users.findOne({ username: username })
+
+		if not user?
+			return
+
+		Meteor.runAsUser user._id, ->
+			Meteor.call 'joinRoom', item.rid
 
 
 RocketChat.slashCommands.add 'invite', Invite

packages/rocketchat-slashcommands-invite/package.js

@@ -10,10 +10,11 @@ Package.onUse(function(api) {
 
 	api.use([
 		'coffeescript',
+		'check',
 		'rocketchat:lib@0.0.1'
 	]);
 
-	api.addFiles('invite.coffee', ['server','client']);
+	api.addFiles('invite.coffee', 'server');
 });
 
 Package.onTest(function(api) {