TempPoster.c

#include <ESP8266WiFi.h>
#include <DHT.h>

const char* ssid     = "";
const char* password = "";
const char* host = "";
const int httpPort = 80;
const String device = "Bryn\'s Room";

#define DHTPIN 2          // Digital pin 4

// Uncomment whatever type you're using!
#define DHTTYPE DHT11     // DHT 11
//#define DHTTYPE DHT22   // DHT 22, AM2302, AM2321
//#define DHTTYPE DHT21   // DHT 21, AM2301

DHT dht(DHTPIN, DHTTYPE);


void setup() {
  Serial.begin(115200);
  delay(100);

  // We start by connecting to a WiFi network
  Serial.println();
  Serial.println();
  Serial.print("Connecting to ");
  Serial.println(ssid);

  WiFi.begin(ssid, password);

 while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }

  Serial.println("");
  Serial.println("WiFi connected");
  Serial.println("IP address: ");
  Serial.println(WiFi.localIP()); 
  dht.begin();
}

void loop() {
  float h = dht.readHumidity();
  float t = dht.readTemperature(true); // or dht.readTemperature(true) for Fahrenheit

  if (isnan(h) || isnan(t)) {
    Serial.println("Failed to read from DHT sensor!");
    return;
  }
  // You can send any value at any time.
  // Please don't send more that 10 values per second.
    //h  //V5 is for Humidity
    //t //V6 is for Temperature

  WiFiClient client;
  const int httpPort = 80;
  if (!client.connect(host, httpPort)) {
    Serial.println("connection failed");
    return;
  }


    String data = "{\"type\": \"temp\", \"device\": \" " + device + " \", \"val\": " + String(t) + "}";
   Serial.print(data);
   Serial.print("Requesting POST: ");
   // Send request to the server:
   client.println("POST /api/posts HTTP/1.1");
   client.println("Host: server_name");
   client.println("Accept: */*");
   client.println("Content-Type: application/json");
   client.print("Content-Length: ");
   client.println(data.length());
   client.println();
   client.print(data);

   delay(500); // Can be changed
  if (client.connected()) { 
    client.stop();  // DISCONNECT FROM THE SERVER
  }
  Serial.println();
  Serial.println("closing connection");
  delay(5000);
}