udp notifier finished

TODO.txt

@@ -2,13 +2,12 @@ color cycle
 sequence
 simple slide transition
 additional color picker field
-implement all settings setters
+implement all settings setters (notifyNightlight \n udpPort)
 implement HSB slider option
 implement ranges
 implement discrete range color setter
 implement discrete single color setter
 svg icons in html
-notifier function -> send get request
 add preferred colors to settings -> quickly t. UI, button select,
 use iframe for settings, seperate tabs for wifi and application confg
 use iframe for all adv. features?
@@ -20,4 +19,3 @@ BUGS
 static ip disables mdns
 ? authentification for security relevant areas ([/settings, /reset])
 (Unverified) led_amount does nothing (is always 16) because NeoPixelBus is initiated before EEPROM read
-notifier wrong ips

wled00/wled00.ino

@@ -1,13 +1,13 @@
 #include <Arduino.h>
 #include <ESP8266WiFi.h>
 #include <ESP8266WebServer.h>
-#include <ESP8266HTTPClient.h>
 #include <ESP8266HTTPUpdateServer.h>
 #include <ESP8266mDNS.h>
 #include <EEPROM.h>
 #include <Hash.h>
 #include <NeoPixelBus.h>
 #include <FS.h>
+#include <WiFiUDP.h>
 
 /*
  * @title WLED project sketch
@@ -36,12 +36,12 @@ boolean only_ap = false;
 uint8_t led_amount = 16;
 uint8_t buttonPin = 3; //needs pull-up
 boolean buttonEnabled = true;
-String notifier_ips[]{"10.10.1.191","10.10.1.129"};
 boolean notifyDirect = true, notifyButton = true, notifyForward = true, notifyNightlight = false;
 boolean receiveNotifications = true;
 uint8_t bri_n = 100;
 uint8_t nightlightDelayMins = 60;
 boolean nightlightFade = true;
+unsigned int udpPort = 21324;
 
 double transitionResolution = 0.011;
 
@@ -59,18 +59,19 @@ byte bri_it = 0;
 byte bri_last = 127;
 boolean transitionActive = false;
 boolean buttonPressedBefore = false;
-int notifier_ips_count = 1;
-String notifier_ips_raw = "";
 boolean nightlightActive = false;
 boolean nightlightActive_old = false;
 int transitionDelay_old;
 long nightlightPassedTime = 0;
 int nightlightDelayMs;
+boolean udpConnected = false;
+byte notifierBuffer[16];
 
 NeoPixelBus<NeoGrbFeature, NeoEsp8266Uart800KbpsMethod> strip(led_amount, 1);
 
 ESP8266WebServer server(80);
 ESP8266HTTPUpdateServer httpUpdater;
+WiFiUDP notifierUdp;
 
 File fsUploadFile;
 
@@ -102,6 +103,7 @@ void setup() {
 
 void loop() {
     server.handleClient();
+    handleNotifications();
     handleTransitions();
     handleNightlight();
     handleButton();

wled00/wled02_xml.ino

@@ -101,13 +101,7 @@ void XML_response_settings()
   resp = resp + bool2int(notifyButton);
   resp = resp + "</nsbtn><nsfwd>";
   resp = resp + bool2int(notifyForward);
-  resp = resp + "</nsfwd><nsips>";
-  for (int i = 0; i < notifier_ips_count; i++)
-  {
-    resp = resp + notifier_ips[i];
-    resp = resp + "\n";
-  }
-  resp = resp + "</nsips>";
+  resp = resp + "</nsfwd><nsips>Legacy</nsips>";
   resp = resp + "<noota>";
   resp = resp + bool2int(ota_lock);
   resp = resp +"</noota>";

wled00/wled03_set.ino

@@ -123,10 +123,6 @@ void handleSettingsSet()
   notifyDirect = server.hasArg("NSDIR");
   notifyButton = server.hasArg("NSBTN");
   notifyForward = server.hasArg("NSFWD");
-  if (server.hasArg("NSIPS"))
-  {
-    notifier_ips_raw = server.arg("NSIPS");
-  }
   if (server.hasArg("OPASS"))
   {
     if (!ota_lock)
@@ -156,8 +152,6 @@ boolean handleSet(String req)
         return false;
    }
    int pos = 0;
-   boolean isNotification = false;
-   if (req.indexOf("N=") > 0) isNotification = true;
    pos = req.indexOf("A=");
    if (pos > 0) {
       bri = req.substring(pos + 2).toInt();
@@ -184,17 +178,6 @@ boolean handleSet(String req)
         nightlightStartTime = millis();
       }
    }
-   if (isNotification)
-   {
-    if (receiveNotifications)
-    {
-      colorUpdated(3);
-      server.send(200, "text/plain", "");
-      return true;
-    }
-    server.send(202, "text/plain", "");
-    return true;
-   }
    XML_response();
    colorUpdated(1);
    return true;

wled00/wled05_init.ino

@@ -57,7 +57,9 @@ void wledInit()
     Serial.println("Error setting up MDNS responder!");
     down();
   }
-    Serial.println("mDNS responder started");
+  Serial.println("mDNS responder started");
+
+  udpConnected = notifierUdp.begin(udpPort);
 
   //SERVER INIT
   //settings page
@@ -123,15 +125,12 @@ void wledInit()
 
   server.begin();
   Serial.println("HTTP server started");
-
   // Add service to MDNS
   MDNS.addService("http", "tcp", 80);
   // Initialize NeoPixel Strip
   strip.Begin();
   colorUpdated(0);
   pinMode(buttonPin, INPUT_PULLUP);
-
-  Serial.println(otapass);
 }
 
 void initAP(){

wled00/wled07_notify.ino

@@ -1,4 +1,4 @@
-void notify(int callMode)
+void notify(uint8_t callMode)
 {
   switch (callMode)
   {
@@ -8,35 +8,49 @@ void notify(int callMode)
     case 4: if (!notifyNightlight) return; break;
     default: return;
   }
-  String snd = "/ajax_inputs&N=1&A=";
-  snd = snd + bri;
-  snd = snd + "&R=";
-  snd = snd + col[0];
-  snd = snd + "&G=";
-  snd = snd + col[1];
-  snd = snd + "&B=";
-  snd = snd + col[2];
-  //snd = snd + " HTTP/1.1";
+  byte udpOut[16];
+  udpOut[0] = 0; //reserved for future "port" feature
+  udpOut[1] = callMode;
+  udpOut[2] = bri;
+  udpOut[3] = col[0];
+  udpOut[4] = col[1];
+  udpOut[5] = col[2];
+  udpOut[6] = nightlightActive;
   
-  WiFiClient hclient;
-  hclient.setTimeout(50);
+  IPAddress broadcastIp;
+  broadcastIp = ~WiFi.subnetMask() | WiFi.gatewayIP();
 
-  for (int i = 0; i < notifier_ips_count; i++)
-  {
-    
-    Serial.println("NCON...");
-    if (hclient.connect(notifier_ips[i].c_str(), 80))
+  notifierUdp.beginPacket(broadcastIp, udpPort);
+  notifierUdp.write(udpOut, 16);
+  notifierUdp.endPacket();
+}
+
+void handleNotifications()
+{
+  if(udpConnected && receiveNotifications){
+    int packetSize = notifierUdp.parsePacket();
+    if(packetSize && notifierUdp.remoteIP() != WiFi.localIP())
     {
-      Serial.println("CON!");
-      Serial.println(snd);
-      hclient.print(String("GET ") + snd + " HTTP/1.1\r\n" +
-               "Host: " + notifier_ips[i] + "\r\n" + 
-               "Connection: close\r\n\r\n");
-      
-    } else
-    {
-      Serial.println("NO CONNECTION");
-      hclient.stop();
+      notifierUdp.read(notifierBuffer, 16);
+      int bri_r = notifierBuffer[2]*(((float)bri_n)/100);
+      if (bri_r < 256)
+      {
+        bri_n = bri_r;
+      } else
+      {
+        bri_n = 255;
+      }
+      col[0] = notifierBuffer[3]
+      col[1] = notifierBuffer[4];
+      col[2] = notifierBuffer[5];
+      if (notifierBuffer[6])
+      {
+        nightlightActive = true;
+      } else {
+        colorUpdated(3);
+      }
     }
   }
 }
+
+

wled00/wled08_led.ino

@@ -111,6 +111,7 @@ void handleNightlight()
   {
     if (!nightlightActive_old) //init
     {
+      notify(4);
       nightlightDelayMs = (int)(nightlightDelayMins*60000);
       nightlightActive_old = true;
       if (nightlightFade)