Untitled

#include <ESP8266WiFi.h>
#include <ESP8266HTTPClient.h>
#include <dht11.h>

#define DHT11PIN 2

#define role 4
#define led 13
#define buzzer 5

const char* ssid = "SSID";
const char* password = "PASSWORD";

int i = 0, durum;

int err, httpCode;
float temp, humi;
String veri;
long dht_sayac, online;

dht11 DHT11;

WiFiServer server(4446);
HTTPClient http;

String req;

void setup() {
  Serial.begin(115200);
  pinMode(role, OUTPUT);
  pinMode(led, OUTPUT);
  pinMode(buzzer, OUTPUT);
  digitalWrite(led, HIGH);
  delay(10);

  // Connect to WiFi network
  Serial.println();
  Serial.print("Connecting to ");
  Serial.println(ssid);

  WiFi.config(IPAddress(192, 168, 1, 14), IPAddress(192, 168, 1, 1), IPAddress(192, 168, 1, 1), IPAddress(255, 255, 255, 0));

  WiFi.begin(ssid, password);

  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
    digitalWrite(led, digitalRead(led) ^ 1);
  }
  digitalWrite(led, LOW);
  Serial.println("");
  Serial.println("WiFi connected");

  // Start the server
  server.begin();
  Serial.println("Server started");

  // Print the IP address
  Serial.println(WiFi.localIP());
}

void loop() {
  dht_sayac++;
  online++;
  delay(1);
  if(dht_sayac == 120000)
  {
    if ((err = DHT11.read(DHT11PIN)) == 0 && WiFi.status() == WL_CONNECTED)
    {
      temp = (DHT11.temperature-2);
      Serial.print("temperature:");
      Serial.print(temp);
      Serial.println();
      veri = "http://192.168.1.13/get.php?mod=1&temp=";
      veri += temp;
      http.begin(veri); //HTTP
      httpCode = http.GET();
      Serial.println(httpCode);
      if(httpCode == HTTP_CODE_OK) {
          String payload = http.getString();
          Serial.println(payload);
      }
    }
    http.end();
    dht_sayac = 0;
  }

  if(WiFi.status() != WL_CONNECTED)
  {
    digitalWrite(role, LOW);
    while (WiFi.status() != WL_CONNECTED) {
      delay(500);
      Serial.print(".");
      digitalWrite(led, digitalRead(led) ^ 1);
    }
    digitalWrite(led, LOW);
    if (durum)
        digitalWrite(role, HIGH);
    else
        digitalWrite(role, LOW);
  }

  // Check if a client has connected
  WiFiClient client = server.available();
  if (!client) {
    return;
  }

  // Wait until the client sends some data
  Serial.println("new client");
  while (!client.available());

  // Read the first line of the request
  req = client.readStringUntil('\r');
  Serial.println(req);
  client.flush();

  // Match the request
  int r;
  if (req.indexOf("Lamba") != -1)
  {
    r = req.substring(req.indexOf("Lamba:") + 6, req.indexOf("Lamba:") + 7).toInt();
    //Serial.println(r);
  }
  else {
    Serial.println("invalid request");
    r = 2;
    /*client.stop();
      return;*/
  }

  client.flush();
  Serial.print("role : "); Serial.println(r);

  if (r == 1)
  {
      durum = 1;
      digitalWrite(role, HIGH);
      /*digitalWrite(buzzer, HIGH);
      delay(150);
      digitalWrite(buzzer, LOW);*/
  }
  else if (r == 0)
  {
    durum = 0;
    digitalWrite(role, LOW);
    /*digitalWrite(buzzer, HIGH);
    delay(150);
    digitalWrite(buzzer, LOW);*/
  }

  String s = "HTTP/1.1 200 OK\r\nContent-Type: text/html\r\n\r\n<!DOCTYPE HTML>\r\n<html>\r\nLamp is now ";
  s += (r)?"On":"Off";
  s += "</html>\n";
  client.println(s);
  /*if (r == 1)
    client.println("On");
  else if (r == 0)
    client.println("Off");
  else
    client.println("Error");*/
  delay(1);
  Serial.println("Client disconnected");

}