DoorAlarm

/*----------------------------------------------------------------------------
 A simple way to get a notification when a door is opened, written by Sunny Ahmed and Linnea Olsson
  ----------------------------------------------------------------------------*/

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


// Network Definitions

const char* SSID= "YOUR SSID";
const char* PASS= "YOUR PASSWORD";

// IFTTT Definitions
const char* IFTTT_URL= "maker.ifttt.com";
const char* IFTTT_KEY= "YOUR IFTTT_KEY";
const char* IFTTT_EVENT = "YOUR_IFTTT_EVENT";

// Pin Definitions
const int MAG_PIN = D5;


void setup() {

	initHardware();
	Serial.println();
	Serial.println();
	Serial.print("Connecting to ");
	Serial.println(SSID);

	WiFi.begin(SSID, PASS);

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

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

void loop() {
	//simply check each loop if the magnet is still close enough to the door to overcome the digital in threshold
  if (digitalRead(MAG_PIN) == false) {

      triggerMagnetEvent(IFTTT_EVENT);

  }
}

void initHardware()
{
  // Serial
  Serial.begin(115200);
  delay(10);
  // Magnet
  pinMode(MAG_PIN, INPUT);

}


// Magnet Functions

void triggerMagnetEvent(String eventName)
{

  //this somewhat messy code is taken from the ESP8266 WiFi Client example included in the library
  // Define the WiFi Client
  WiFiClient client;
  // Set the http Port
  const int httpPort = 80;

  // Make sure we can connect
  if (!client.connect(IFTTT_URL, httpPort)) {
    return;
  }

  // We now create a URI for the request
  String url = "/trigger/" + String(eventName) + "/with/key/" + String(IFTTT_KEY);

  value_1 = True;

  // Build JSON data string
  String data = "";
  data = data + "\n" + "{\"value1\"}";

  // Post the button press to IFTTT
  if (client.connect(IFTTT_URL, httpPort)) {

    // Sent HTTP POST Request with JSON data
    client.println("POST "+ url +" HTTP/1.1");
    Serial.println("POST "+ url +" HTTP/1.1");
    client.println("Host: "+ String(IFTTT_URL));
    Serial.println("Host: "+ String(IFTTT_URL));
    client.println("User-Agent: Arduino/1.0");
    Serial.println("User-Agent: Arduino/1.0");
    client.print("Accept: *");
    Serial.print("Accept: *");
    client.print("/");
    Serial.print("/");
    client.println("*");
    Serial.println("*");
    client.print("Content-Length: ");
    Serial.print("Content-Length: ");
    client.println(data.length());
    Serial.println(data.length());
    client.println("Content-Type: application/json");
    Serial.println("Content-Type: application/json");
    client.println("Connection: close");
    Serial.println("Connection: close");
    client.println();
    Serial.println();
    client.println(data);
    Serial.println(data);
  }
}