From 031894a63e5a9f87f71c708b92db68152896424c Mon Sep 17 00:00:00 2001
From: Patrick Balsiger <frupii@gmail.com>
Date: Mon, 19 Nov 2018 22:57:21 +0100
Subject: [PATCH] fix topic comparison

---
 src/MqttPlugin.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/MqttPlugin.cpp b/src/MqttPlugin.cpp
index 0914337..bf81f5d 100644
--- a/src/MqttPlugin.cpp
+++ b/src/MqttPlugin.cpp
@@ -98,9 +98,9 @@ void MqttPlugin::downstreamHandler(char *topic, uint8_t *payload, unsigned int l
     String topicStr = String(topic);
     int topicRootLength = topicRoot.length();
     if(topicStr.length() > topicRootLength){
-        int baseTopicLength = topicStr.substring(0, topicRootLength).length();
-        String localTopic = topicStr.substring(topicRootLength);
-        if(baseTopicLength == topicRootLength){
+        String baseTopic = topicStr.substring(0, topicRootLength);
+        if(baseTopic.compareTo(topicRoot) == 0){
+            String localTopic = topicStr.substring(topicRootLength);
             String direction = localTopic.substring(0,4);
             if(direction == "/in/" ){
                 String localSubTopic = localTopic.substring(direction.length());