gistfile1.ino

#include <WiFlyHQ.h>
#include <SD.h>
#include <PusherClient.h>

PusherClient client;
WiFly wifly;

File permFile;
void setup() {
  pinMode(12,OUTPUT);
  digitalWrite(12,LOW);
  pinMode(10, OUTPUT); //hardware SS pin for SD shield
  SD.begin(4);
  Serial.begin(9600);
  wifly.begin(&Serial);

  if (!wifly.isAssociated()) {
    if (wifly.join("abc", "123", true)) {
      wifly.save();
    }
  }
  client.setClient(wifly);
  if(client.connect("myid")) {
    client.bind("led", modLED);
    client.bind("add", addUser);
    client.subscribe("robot_channel");
  }
 else {
    while(1) {}
  }
}
void loop() 
{
  client.monitor();
}
void addUser(String data) {
  String body = client.parseMessageMember("Body", data);
  permFile = SD.open("users.txt", FILE_WRITE);
  if (permFile) {
    permFile.println(body);
    permFile.close();
  }
}
void modLED(String data) {
  String from = client.parseMessageMember("From", data);
  String body = client.parseMessageMember("Body", data);
  if (body == "on") {
    digitalWrite(12,HIGH);
  }
  else {
    digitalWrite(12,LOW);
  }
}