iot2.txt

#include <ESP8266WiFi.h>
#include <WiFiClient.h> 
#include <ESP8266WebServer.h>

#include "DHT.h"
DHT dht(D4, DHT11);

/* Set these to your desired credentials. */
const char *ssid = "edithere";
const char *password = "123456789";

ESP8266WebServer server(80);

/* Just a little test message.  Go to http://192.168.4.1 in a web browser
 * connected to this access point to see it.
 */
void handleRoot() {
  float h = dht.readHumidity();
  float t = dht.readTemperature();
	server.send(200, "text/html", 
  String("<a href='/on'>ON</a><br><a href='/off'>OFF</a>") +
      "<br><a href='/onrelay'>ON Relay</a><br><a href='/offrelay'>OFF Relay</a>"+
      "<br>T:"+
      String(t)+
      " H:"+
      String(h)
  );
}

void onled(){
  digitalWrite(D0,HIGH);
  
  float h = dht.readHumidity();
  float t = dht.readTemperature();
  server.send(200, "text/html", 
  String("<a href='/on'>ON</a><br><a href='/off'>OFF</a>") +
      "<br><a href='/onrelay'>ON Relay</a><br><a href='/offrelay'>OFF Relay</a>"+
      "<br>T:"+
      String(t)+
      " H:"+
      String(h)
  );
}
void offled(){
  //https://goo.gl/EJeNHv
  digitalWrite(D0,LOW);
  float h = dht.readHumidity();
  float t = dht.readTemperature();
  server.send(200, "text/html", 
  String("<a href='/on'>ON</a><br><a href='/off'>OFF</a>") +
      "<br><a href='/onrelay'>ON Relay</a><br><a href='/offrelay'>OFF Relay</a>"+
      "<br>T:"+
      String(t)+
      " H:"+
      String(h)
  );
}


void onrelay(){
  digitalWrite(D6,HIGH);
  
  float h = dht.readHumidity();
  float t = dht.readTemperature();
  server.send(200, "text/html", 
  String("<a href='/on'>ON</a><br><a href='/off'>OFF</a>") +
      "<br><a href='/onrelay'>ON Relay</a><br><a href='/offrelay'>OFF Relay</a>"+
      "<br>T:"+
      String(t)+
      " H:"+
      String(h)
  );
}
void offrelay(){
  //https://goo.gl/EJeNHv
  digitalWrite(D6,LOW);
  float h = dht.readHumidity();
  float t = dht.readTemperature();
  server.send(200, "text/html", 
  String("<a href='/on'>ON</a><br><a href='/off'>OFF</a>") +
      "<br><a href='/onrelay'>ON Relay</a><br><a href='/offrelay'>OFF Relay</a>"+
      "<br>T:"+
      String(t)+
      " H:"+
      String(h)
  );
}

void setup() {
	delay(1000);

  pinMode(D0, OUTPUT);

  pinMode(D6, OUTPUT);
  pinMode(D7, OUTPUT);
  
	Serial.begin(115200);
	Serial.println();
	Serial.print("Configuring access point...");
	/* You can remove the password parameter if you want the AP to be open. */
	WiFi.softAP(ssid, password);

	IPAddress myIP = WiFi.softAPIP();
	Serial.print("AP IP address: ");
	Serial.println(myIP);
	server.on("/", handleRoot);
  
  server.on("/on", onled);
  server.on("/off", offled);

  server.on("/onrelay", onrelay);
  server.on("/offrelay", offrelay);  

  
	server.begin();
	Serial.println("HTTP server started");

  dht.begin();
}

void loop() {
	server.handleClient();
}