From a145dc9a9c745a643daefa01ea8df4e2a25b2757 Mon Sep 17 00:00:00 2001
From: Mathieu Maret <mathieu.maret@gmail.com>
Date: Mon, 14 Mar 2016 18:05:14 +0100
Subject: [PATCH] Home page show mqtt status

---
 WifiControlSensor/MQTT.ino              | 4 ++++
 WifiControlSensor/WebServer.ino         | 1 +
 WifiControlSensor/WifiControlSensor.ino | 1 +
 3 files changed, 6 insertions(+)

diff --git a/WifiControlSensor/MQTT.ino b/WifiControlSensor/MQTT.ino
index a6a4fe8..146a66a 100644
--- a/WifiControlSensor/MQTT.ino
+++ b/WifiControlSensor/MQTT.ino
@@ -26,6 +26,10 @@ int setupMQTT(char *server, char *user, char *passwd, int port) {
   return 0;
 }
 
+int MQTT_isConnected(){
+  return mqtt->connected();
+}
+
 // Function to connect and reconnect as necessary to the MQTT server.
 // Should be called in the loop function and it will take care if connecting.
 int MQTT_connect() {
diff --git a/WifiControlSensor/WebServer.ino b/WifiControlSensor/WebServer.ino
index 57fce3a..6a6c84f 100644
--- a/WifiControlSensor/WebServer.ino
+++ b/WifiControlSensor/WebServer.ino
@@ -1,6 +1,7 @@
 void handleRoot() {
   server.send(200, "text/html", "<h1>You are connected</h1><br/>"
               "Current temperature " + String(temp, 2) + "C<br/>"
+              "MQTT Status :" + (MQTT_isConnected()? "Connected":"Disconnected") +"<br/>"
               "<a href=\"/setup\">Setup</a><br/>"
               "<a href=\"/otamode\">OTA mode</a><br/>"
               "<a href=\"/gpio?gpio=2&amp;value=1\">ON</a><br/>"
diff --git a/WifiControlSensor/WifiControlSensor.ino b/WifiControlSensor/WifiControlSensor.ino
index 67acc21..d7bcb5f 100644
--- a/WifiControlSensor/WifiControlSensor.ino
+++ b/WifiControlSensor/WifiControlSensor.ino
@@ -70,6 +70,7 @@ int getTemperature(double &t);
 
 /* MQTT decl */
 int MQTT_connect();
+int MQTT_isConnected();
 int setupMQTT(char *server, char *user, char *passwd, int port);
 int publishMQTT(int temp);