#include <Ethernet.h>
#include <SPI.h>
#include <MFRC522.h>


#define NR_OF_READERS   2
#define RST_PIN         9
#define SS_1_PIN        2
#define SS_2_PIN        5
int WARNING = 3;

/* NETWORK */

byte mac[] = { 0x90, 0xA2, 0xDA, 0x0F, 0x2A, 0x8D };
byte ip[] = { 192, 168, 1, 77 };
byte gw[] = {192, 168, 1, 1};
byte subnet[] = { 255, 255, 255, 0 };

EthernetClient client;//(server, 80);

byte server[] = { 192, 168, 1, 100  }; // Server IP

int data = 1022;

/* NETWORK */

byte ssPins[] = {SS_1_PIN, SS_2_PIN};
MFRC522 mfrc522[NR_OF_READERS];

void setup()
{
  Serial.begin(9600);
  SPI.begin();
  pinMode(WARNING, OUTPUT);
  Ethernet.begin(mac, ip, gw, gw, subnet);
  if (!Ethernet.begin(mac)) Serial.println(F("failed"));
  else Serial.println(F("ok"));
  Serial.println(Ethernet.localIP());

  for (uint8_t reader = 0; reader < NR_OF_READERS; reader++)
  {
    mfrc522[reader].PCD_Init(ssPins[reader], RST_PIN);
    mfrc522[reader].PCD_DumpVersionToSerial();
  }
}

void loop()
{

  for (uint8_t reader = 0; reader < NR_OF_READERS; reader++)
  {

    if (mfrc522[reader].PICC_IsNewCardPresent() && mfrc522[reader].PICC_ReadCardSerial())
    {

      Serial.print("Kart Basan Personel:");
      senddata();

      dump_byte_array(mfrc522[reader].uid.uidByte, mfrc522[reader].uid.size);
      Serial.println("");
      tone(WARNING, 400, 300);

      mfrc522[reader].PICC_HaltA();
      mfrc522[reader].PCD_StopCrypto1();
    }
  }
}


void dump_byte_array(byte * buffer, byte bufferSize) {
  for (byte i = 0; i < bufferSize; i++) {
    Serial.print(buffer[i] < 0x10 ? " 0" : " ");
    Serial.print(buffer[i], HEX);
  }
}


void senddata()
{
  Serial.println("ATE :)");
  delay(1000);

  if (client.connect(server, 80))
  {
    Serial.println("Connected");
    client.print("GET /test.php?data=");
    client.print(data);
    client.println("HTTP/1.1");
    client.println("Host: 192.168.1.100");
    client.println("Connection: close");
    client.println();
    Serial.println();
    while (client.connected())
    {
      while (client.available())
      {
        Serial.write(client.read());
      }
    }
  }

  else
  {
    Serial.println("Connection unsuccesful");
  }

  client.stop();
  while (client.status() != 0)
  {
    delay(5);
  }
}

c