Added Referral Event

src/main/java/co/aurasphere/botmill/fb/FbBot.java

@@ -108,7 +108,6 @@ public FbBot(BotMillPolicy botmillPolicy) {
 
 
 		// Create the botmill session.
-		botMillSession = BotMillSession.getInstance();
 
 		FbBotMillContext.getInstance().register(this);
 

src/main/java/co/aurasphere/botmill/fb/FbBotApi.java

@@ -26,7 +26,15 @@ public static void setFbBot(BotDefinition botDefinition) {
 	 * @param reply the reply
 	 */
 	public static void reply(AutoReply reply) {
-		((FbBot)botDefinition).reply(reply);
+		if(FbBotApi.botDefinition == null) {
+			botDefinition = new FbBotApiBot();
+		}
+		((FbBot)FbBotApi.botDefinition).reply(reply);
 	}
 
+
+}
+class FbBotApiBot extends FbBot implements BotDefinition {
+	public FbBotApiBot() {
+	}
 }

src/main/java/co/aurasphere/botmill/fb/FbBotMillServlet.java

@@ -151,7 +151,7 @@ protected void doPost(HttpServletRequest req, HttpServletResponse resp)
 			throws ServletException, IOException {
 
 		logger.trace("POST received!");
-		MessengerCallback callback = null;
+		MessengerCallback callback = new MessengerCallback();
 
 		// Extrapolates and logs the JSON for debugging.
 		String json = readerToString(req.getReader());
@@ -175,10 +175,6 @@ protected void doPost(HttpServletRequest req, HttpServletResponse resp)
 					if (envelopes != null) {
 						MessageEnvelope lastEnvelope = envelopes.get(envelopes.size() - 1);
 						IncomingToOutgoingMessageHandler.getInstance().process(lastEnvelope);
-//						for (FbBot bot : FbBotMillContext.getInstance()
-//								.getRegisteredBots()) {
-//							bot.processMessage(lastEnvelope);
-//						}
 					}
 				}
 			}

src/main/java/co/aurasphere/botmill/fb/event/account/ReferralEvent.java

@@ -0,0 +1,29 @@
+package co.aurasphere.botmill.fb.event.account;
+
+import co.aurasphere.botmill.fb.bean.FbBotMillBean;
+import co.aurasphere.botmill.fb.event.FbBotMillEvent;
+import co.aurasphere.botmill.fb.event.FbBotMillEventType;
+import co.aurasphere.botmill.fb.model.incoming.MessageEnvelope;
+
+public class ReferralEvent extends FbBotMillBean implements FbBotMillEvent {
+
+	/**
+	 * Instantiates a new LocationEvent.
+	 */
+	public ReferralEvent() {
+	}
+
+	public final boolean verifyEventCondition(MessageEnvelope envelope) {
+		return eventKind(envelope) == FbBotMillEventType.REFERRAL;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see co.aurasphere.botmill.fb.bean.FbBotMillBean#toString()
+	 */
+	@Override
+	public String toString() {
+		return "ReferralEvent []";
+	}
+}

src/main/java/co/aurasphere/botmill/fb/model/incoming/handler/IncomingToOutgoingMessageHandler.java

@@ -39,6 +39,7 @@
 import co.aurasphere.botmill.fb.event.FbBotMillEvent;
 import co.aurasphere.botmill.fb.event.FbBotMillEventType;
 import co.aurasphere.botmill.fb.event.account.AccountLinkingEvent;
+import co.aurasphere.botmill.fb.event.account.ReferralEvent;
 import co.aurasphere.botmill.fb.event.media.AudioEvent;
 import co.aurasphere.botmill.fb.event.media.FileEvent;
 import co.aurasphere.botmill.fb.event.media.ImageEvent;
@@ -83,6 +84,7 @@ public static IncomingToOutgoingMessageHandler getInstance() {
 		if (instance == null) {
 			instance = new IncomingToOutgoingMessageHandler();
 		}
+		instance = new IncomingToOutgoingMessageHandler();
 		return instance;
 	}
 
@@ -113,7 +115,7 @@ private void handleOutgoingMessage(MessageEnvelope message) {
 				Bot botClass = defClass.getClass().getAnnotation(Bot.class);
 				if (botClass.state().equals(BotBeanState.PROTOTYPE)) {
 					try {
-						defClass.getClass().newInstance();
+						defClass = defClass.getClass().newInstance();
 					} catch (InstantiationException e) {
 						e.printStackTrace();
 					} catch (IllegalAccessException e) {
@@ -282,6 +284,8 @@ private FbBotMillEvent toEventActionFrame(FbBotMillController botMillController)
 			} else {
 				throw new BotMillEventMismatchException("quickpayload pattern attribute missing");
 			}
+		case REFERRAL:
+			return new ReferralEvent();
 		case ACCOUNT_LINKING:
 			return new AccountLinkingEvent();
 		case LOCATION: