Fix action button validation (#3306)

* Fix message action button validation

closes 3305

packages/rocketchat-lib/client/MessageAction.coffee

@@ -160,6 +160,8 @@ Meteor.startup ->
 
 			if Array.isArray(room.usernames) && room.usernames.indexOf(Meteor.user().username) is -1
 				return false
+			
+			return true
 		order: 3
 
 	RocketChat.MessageAction.addButton
@@ -182,6 +184,8 @@ Meteor.startup ->
 
 			if Array.isArray(room.usernames) && room.usernames.indexOf(Meteor.user().username) is -1
 				return false
+				
+			return true
 		order: 4
 
 	RocketChat.MessageAction.addButton
@@ -205,4 +209,6 @@ Meteor.startup ->
 
 			if Array.isArray(room.usernames) && room.usernames.indexOf(Meteor.user().username) is -1
 				return false
+			
+			return true
 		order: 5

packages/rocketchat-message-pin/client/actionButton.coffee

@@ -67,6 +67,8 @@ Meteor.startup ->
 
 			if Array.isArray(room.usernames) && room.usernames.indexOf(Meteor.user().username) is -1
 				return false
+				
+			return true
 		order: 100
 
 	RocketChat.MessageAction.addButton
@@ -88,4 +90,6 @@ Meteor.startup ->
 
 			if Array.isArray(room.usernames) && room.usernames.indexOf(Meteor.user().username) is -1
 				return false
+				
+			return true
 		order: 101

packages/rocketchat-message-star/client/actionButton.coffee

@@ -63,6 +63,8 @@ Meteor.startup ->
 
 			if Array.isArray(room.usernames) && room.usernames.indexOf(Meteor.user().username) is -1
 				return false
+				
+			return true
 		order: 100
 
 	RocketChat.MessageAction.addButton
@@ -84,4 +86,6 @@ Meteor.startup ->
 
 			if Array.isArray(room.usernames) && room.usernames.indexOf(Meteor.user().username) is -1
 				return false
+				
+			return true
 		order: 101

packages/rocketchat-reactions/client/init.js

@@ -59,7 +59,7 @@ Meteor.startup(function() {
 
 			if (Array.isArray(room.muted) && room.muted.indexOf(user.username) !== -1) {
 				return false;
-			} else if (Array.isArray(room.usernames) && room.usernames.indexOf(user.username) !== 1) {
+			} else if (Array.isArray(room.usernames) && room.usernames.indexOf(user.username) === -1) {
 				return false;
 			}