23 files changed, 1146 insertions, 0 deletions
diff --git a/client/src/com/macaroon/piztor/ActMgr.java b/client/src/com/macaroon/piztor/ActMgr.java
new file mode 100644
index 0000000..4df6bae
--- /dev/null
+++ b/client/src/com/macaroon/piztor/ActMgr.java
@@ -0,0 +1,62 @@
+package com.macaroon.piztor;
+
+import java.util.*;
+
+import android.annotation.SuppressLint;
+
+@SuppressLint("UseSparseArrays")
+public class ActMgr {
+	// event
+	PiztorAct act;
+	ActStatus nowStatus;
+	HashMap<ActStatus, HashMap<Integer, ActStatus>> mp;
+
+	ActMgr(PiztorAct act, ActStatus nowStatus, ActStatus[] r) {
+		this.act = act;
+		this.nowStatus = nowStatus;
+		mp = new HashMap<ActStatus, HashMap<Integer, ActStatus>>();
+		for (int i = 0; i < r.length; i++) {
+			mp.put(r[i], new HashMap<Integer, ActStatus>());
+		}
+	}
+
+	void trigger(int event) {
+		System.out.println(act.id + " : " + event);
+		if (mp.get(nowStatus).containsKey(event)) {
+			nowStatus.leave(event);
+			nowStatus = mp.get(nowStatus).get(event);
+			nowStatus.enter(event);
+		} else if (AppMgr.mp.get(act.getClass()).containsKey(event)) {
+			AppMgr.trigger(event);
+		}
+	}
+
+	void add(ActStatus a, int event, ActStatus b) {
+		if (mp.containsKey(a)) {
+			HashMap<Integer, ActStatus> h = mp.get(a);
+			h.put(event, b);
+			mp.put(a, h);
+		} else {
+			HashMap<Integer, ActStatus> h = new HashMap<Integer, ActStatus>();
+			h.put(event, b);
+			mp.put(a, h);
+		}
+	}
+}
+
+abstract class ActStatus {
+	abstract void enter(int e);
+
+	abstract void leave(int e);
+}
+
+class EmptyStatus extends ActStatus {
+	@Override
+	void enter(int e) {
+	}
+
+	@Override
+	void leave(int e) {
+	}
+
+}
diff --git a/client/src/com/macaroon/piztor/AppMgr.java b/client/src/com/macaroon/piztor/AppMgr.java
new file mode 100644
index 0000000..2e5e2b3
--- /dev/null
+++ b/client/src/com/macaroon/piztor/AppMgr.java
@@ -0,0 +1,89 @@
+package com.macaroon.piztor;
+
+import java.util.HashMap;
+
+import android.annotation.SuppressLint;
+import android.content.Intent;
+import android.os.Handler;
+
+@SuppressLint("UseSparseArrays")
+public class AppMgr {
+	// Status
+	public enum  ActivityStatus{
+		create, start, resume, restart, stop, pause, destroy
+	} 
+	static ActivityStatus status;
+	static PiztorAct nowAct;
+	//TODO fix
+	static Handler fromTransam, fromGPS;
+	static Transam transam = null;
+	static Tracker tracker = null;
+	static Thread tTransam, tGPS;
+	//Event
+	
+	final static int noToken = 101;
+	final static int loginSuccess = 102;
+	
+	
+	static HashMap<Class<?>, HashMap<Integer, Class<?>>> mp;
+
+	static void setStatus(ActivityStatus st) {
+		status = st;
+	}
+
+	static void trigger(int event) {
+		Intent i = new Intent();
+		System.out.println(nowAct.id + " : " + event);
+		if (mp.get(nowAct.getClass()) == null)
+			System.out.println("first");
+		else if (mp.get(nowAct.getClass()) == null)
+			System.out.println("second");
+		i.setClass(nowAct, mp.get(nowAct.getClass()).get(event));
+		nowAct.startActivity(i);
+	}
+
+	static void add(Class<?> a, Integer event, Class<?> b) {
+		if (mp.containsKey(a))
+			mp.get(a).put(event, b);
+		else {
+			HashMap<Integer, Class<?>> h = new HashMap<Integer, Class<?>>();
+			h.put(event, b);
+			mp.put(a, h);
+		}
+	}
+
+	static void addTransition(Class<?> a, int i, Class<?> b) {
+		if (mp.containsKey(a)) {
+			HashMap<Integer, Class<?>> h = mp.get(a);
+			h.put(i, b);
+			mp.put(a, h);
+		} else {
+			HashMap<Integer, Class<?>> h = new HashMap<Integer, Class<?>>();
+			h.put(i, b);
+			mp.put(a, h);
+		}
+	}
+
+	static void addStatus(Class<?> a) {
+		mp.put(a, new HashMap<Integer, Class<?>>());
+	}
+
+	static void init() {
+		mp = new HashMap<Class<?>, HashMap<Integer, Class<?>>>();
+		fromTransam = new Handler();
+		transam = new Transam(UserInfo.ip, UserInfo.port, fromTransam);
+		fromGPS = new Handler();
+		tracker = new Tracker(nowAct.getApplicationContext(), fromGPS);
+		tTransam = new Thread(transam);
+		tTransam.start();
+		tGPS = new Thread(tracker);
+		tGPS.start();
+		System.out.println("!!!!!!");
+		addStatus(InitAct.class);
+		addStatus(Login.class);
+		addStatus(Main.class);
+		addTransition(InitAct.class, noToken, Login.class);
+		addTransition(Login.class, loginSuccess, Main.class);
+	}
+
+}
diff --git a/client/src/com/macaroon/piztor/GPSTracker.java b/client/src/com/macaroon/piztor/GPSTracker.java
new file mode 100644
index 0000000..7e89d21
--- /dev/null
+++ b/client/src/com/macaroon/piztor/GPSTracker.java
@@ -0,0 +1,241 @@
+package com.macaroon.piztor;
+
+import android.app.AlertDialog;
+import android.app.Service;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.location.Location;
+import android.location.LocationListener;
+import android.location.LocationManager;
+import android.location.GpsStatus;
+import android.os.Bundle;
+import android.os.IBinder;
+import android.os.SystemClock;
+import android.provider.Settings;
+import android.util.Log;
+
+public class GPSTracker extends Service implements LocationListener, GpsStatus.Listener {
+
+	private final Context mContext;
+
+	// flag for GPS status
+	boolean isGPSEnabled = false;
+
+	// flag for network status
+	boolean isNetworkEnabled = false;
+
+	// flag for GPS status
+	boolean canGetLocation = false;
+
+	Location location; // location
+	double latitude; // latitude
+	double longitude; // longitude
+
+	// The minimum distance to change Updates in meters
+	private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES = 10; // 10 meters
+
+	// The minimum time between updates in milliseconds
+	private static final long MIN_TIME_BW_UPDATES = 1000 * 3; // 10 seconds
+
+	// Declaring a Location Manager
+	protected LocationManager locationManager;
+
+	// for GPS satellite status listener
+	Location mLastLocation;
+	long mLastLocationMillis;
+	boolean isGPSFix;
+
+
+	public GPSTracker(Context context) {
+		this.mContext = context;
+		isGPSFix = false;
+		getLocation();
+	}
+
+	public Location getLocation() {
+		try {
+			Log.d("getLocation", "Start getting location......");
+
+			locationManager = (LocationManager) mContext
+				.getSystemService(LOCATION_SERVICE);
+
+			// getting GPS status
+			isGPSEnabled = locationManager
+				.isProviderEnabled(LocationManager.GPS_PROVIDER);
+
+			// getting network status
+			isNetworkEnabled = locationManager
+				.isProviderEnabled(LocationManager.NETWORK_PROVIDER);
+
+			if (!isGPSEnabled) {
+				// no network provider is enabled
+			} else {
+				this.canGetLocation = true;
+				if (isNetworkEnabled) {
+					locationManager.requestLocationUpdates(
+							LocationManager.NETWORK_PROVIDER,
+							MIN_TIME_BW_UPDATES,
+							MIN_DISTANCE_CHANGE_FOR_UPDATES, this);
+
+					Log.d("Network", "Network Updated");
+
+					if (locationManager != null) {
+						location = locationManager
+							.getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
+						if (location != null) {
+							latitude = location.getLatitude();
+							longitude = location.getLongitude();
+
+							Log.d("Network", "Received Network Data");
+							System.out.println("***From Network: "+latitude + "  " + longitude);
+						}
+					}
+				}// end of network section
+				// if GPS Enabled get lat/long using GPS Services
+				if (isGPSEnabled) {
+					if (true) {
+						locationManager.requestLocationUpdates(
+								LocationManager.GPS_PROVIDER,
+								MIN_TIME_BW_UPDATES,
+								MIN_DISTANCE_CHANGE_FOR_UPDATES, this);
+						Log.d("GPS", "GPS Updated");
+						if (locationManager != null) {
+							location = locationManager
+								.getLastKnownLocation(LocationManager.GPS_PROVIDER);
+							if (location != null) {
+								latitude = location.getLatitude();
+								longitude = location.getLongitude();
+
+								Log.d("GPS", "Received GPS Data");
+								System.out.println("***From GPS: "+latitude + "  " + longitude);
+
+							}
+						}
+					}
+				}// end of GPS section
+			}// end of fetching data
+			return location;
+		} catch (Exception e) {
+			e.printStackTrace();
+			return null;
+		}
+	}
+
+	/**
+	 * Stop using GPS listener Calling this function will stop using GPS in your
+	 * app
+	 * */
+	public void stopUsingGPS() {
+		if (locationManager != null) {
+			locationManager.removeUpdates(GPSTracker.this);
+		}
+	}
+
+	/**
+	 * Function to get latitude
+	 * */
+	public double getLatitude() {
+		if (location != null) {
+			latitude = location.getLatitude();
+		}
+		return latitude;
+	}
+
+	/**
+	 * Function to get longitude
+	 * */
+	public double getLongitude() {
+		if (location != null) {
+			longitude = location.getLongitude();
+		}
+		return longitude;
+	}
+
+	/**
+	 * Function to check GPS/wifi enabled
+	 * 
+	 * @return boolean
+	 * */
+	public boolean canGetLocation() {
+		return this.canGetLocation;
+	}
+
+	public boolean isGPSFix() {
+		return (this.isGPSFix && location != null);
+	}
+
+	/**
+	 * Function to show settings alert dialog On pressing Settings button will
+	 * lauch Settings Options
+	 * */
+	public void showSettingsAlert() {
+		AlertDialog.Builder alertDialog = new AlertDialog.Builder(mContext);
+
+		// Setting Dialog Title
+		alertDialog.setTitle("GPS is settings");
+
+		// Setting Dialog Message
+		alertDialog
+			.setMessage("GPS is not enabled. Do you want to go to settings menu?");
+
+		// On pressing Settings button
+		alertDialog.setPositiveButton("Settings",
+				new DialogInterface.OnClickListener() {
+					public void onClick(DialogInterface dialog, int which) {
+						Intent intent = new Intent(
+							Settings.ACTION_LOCATION_SOURCE_SETTINGS);
+						mContext.startActivity(intent);
+					}
+				});
+
+		// on pressing cancel button
+		alertDialog.setNegativeButton("Cancel",
+				new DialogInterface.OnClickListener() {
+					public void onClick(DialogInterface dialog, int which) {
+						dialog.cancel();
+					}
+				});
+
+		// Showing Alert Message
+		alertDialog.show();
+	}
+
+	@Override
+	public void onLocationChanged(Location location) {
+		if (location == null) return;
+		mLastLocationMillis = SystemClock.elapsedRealtime();
+		mLastLocation = location;
+	}
+
+	@Override
+	public void onProviderDisabled(String provider) {
+	}
+
+	@Override
+	public void onProviderEnabled(String provider) {
+	}
+
+	@Override
+	public void onStatusChanged(String provider, int status, Bundle extras) {
+	}
+
+	@Override
+	public IBinder onBind(Intent arg0) {
+		return null;
+	}
+
+	@Override
+	public void onGpsStatusChanged(int event) {
+		switch (event) {
+			case GpsStatus.GPS_EVENT_SATELLITE_STATUS:
+				if(mLastLocation != null)
+					isGPSFix = (SystemClock.elapsedRealtime() - mLastLocationMillis) < 3000;
+				break;
+
+			case GpsStatus.GPS_EVENT_FIRST_FIX:
+				isGPSFix = true;
+				break;
+		}
+	}
+}
diff --git a/client/src/com/macaroon/piztor/InitAct.java b/client/src/com/macaroon/piztor/InitAct.java
new file mode 100644
index 0000000..d5a6059
--- /dev/null
+++ b/client/src/com/macaroon/piztor/InitAct.java
@@ -0,0 +1,34 @@
+package com.macaroon.piztor;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.Handler;
+import android.view.Menu;
+
+public class InitAct extends PiztorAct {
+	
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		id = "initAct";
+		super.onCreate(savedInstanceState);
+		AppMgr.init();
+		setContentView(R.layout.activity_init);
+	}
+	
+	@Override
+	protected void onStart() {
+		super.onStart();
+		if (UserInfo.token == -1)
+			AppMgr.trigger(AppMgr.noToken);
+		else {
+			//TODO jump to main
+		}
+	}
+
+	@Override
+	public boolean onCreateOptionsMenu(Menu menu) {
+		getMenuInflater().inflate(R.menu.init, menu);
+		return true;
+	}
+
+}
diff --git a/client/src/com/macaroon/piztor/Login.java b/client/src/com/macaroon/piztor/Login.java
new file mode 100644
index 0000000..a931dae
--- /dev/null
+++ b/client/src/com/macaroon/piztor/Login.java
@@ -0,0 +1,104 @@
+package com.macaroon.piztor;
+
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Message;
+import android.view.Menu;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+
+public class Login extends PiztorAct {
+	
+	
+	ActMgr actMgr;
+	Button btnLogin;
+	EditText edtUser, edtPass;
+
+	int loginButtonClick = 1, retryButtonClick = 2, loginFailed = 3;
+	
+	Handler hand = new Handler() {
+		@Override
+		public void handleMessage(Message m) {
+			System.out.println(m.what);
+			if (m.what == 0) {
+				ResLogin res = (ResLogin) m.obj;
+				UserInfo.token = res.t;
+				actMgr.trigger(AppMgr.loginSuccess);
+			} else if (m.what == 101) {
+				actMgr.trigger(loginFailed);
+			}
+		}
+	};
+	
+	class StartStatus extends ActStatus {
+
+		@Override
+		void enter(int e) {
+		}
+
+		@Override
+		void leave(int e) {
+		}
+	}
+	
+	class LoginStatus extends ActStatus {
+
+		@Override
+		void enter(int e) {
+			String user = edtUser.getText().toString();
+			String pass = edtPass.getText().toString();
+			long nowtime = System.currentTimeMillis();
+			System.out.println(user + " : " + pass + "\n");
+			AppMgr.transam.send(new ReqLogin(user, pass, nowtime, 1000));
+		}
+
+		@Override
+		void leave(int e) {
+			
+		}
+		
+	}
+
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		id = "login";
+		super.onCreate(savedInstanceState);
+		ActStatus[] r = new ActStatus[2];
+		AppMgr.transam.setHandler(hand);
+		r[0] = new StartStatus();
+		r[1] = new LoginStatus();
+		actMgr = new ActMgr(this, r[0], r);
+		actMgr.add(r[0], loginButtonClick, r[1]);
+		actMgr.add(r[1], loginFailed, r[0]);
+		setContentView(R.layout.activity_login);
+	}
+
+	@Override
+	protected void onStart() {
+		super.onStart();
+		btnLogin = (Button) findViewById(R.id.login_btn_login);
+		edtUser = (EditText) findViewById(R.id.user_id);
+		edtPass = (EditText) findViewById(R.id.user_pass);
+		btnLogin.setOnClickListener(new View.OnClickListener() {
+			@Override
+			public void onClick(View arg0) {
+				actMgr.trigger(loginButtonClick);
+			}
+		});
+	}
+
+	@Override
+	protected void onResume() {
+		super.onResume();
+	
+	}
+
+	@Override
+	public boolean onCreateOptionsMenu(Menu menu) {
+		// Inflate the menu; this adds items to the action bar if it is present.
+		getMenuInflater().inflate(R.menu.login, menu);
+		return true;
+	}
+
+}
diff --git a/client/src/com/macaroon/piztor/Main.java b/client/src/com/macaroon/piztor/Main.java
new file mode 100644
index 0000000..0b24abd
--- /dev/null
+++ b/client/src/com/macaroon/piztor/Main.java
@@ -0,0 +1,51 @@
+package com.macaroon.piztor;
+
+import android.location.Location;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.Message;
+import android.view.Menu;
+
+public class Main extends PiztorAct {
+
+	ActMgr actMgr;
+
+	Handler handler = new Handler() {
+		@Override
+		public void handleMessage(Message m) {
+			if (m.what != 0) {
+				Location l = (Location) m.obj;
+				if (l == null)
+					System.out.println("fuck!!!");
+				ReqUpdate r = new ReqUpdate(UserInfo.token, l.getLatitude(),
+						l.getLongitude(), System.currentTimeMillis(), 1000);
+				AppMgr.transam.send(r);
+			}
+		}
+	};
+
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		id = "Main";
+		super.onCreate(savedInstanceState);
+		AppMgr.tracker.setHandler(handler);
+		EmptyStatus[] r = new EmptyStatus[1];
+		r[0] = new EmptyStatus();
+		actMgr = new ActMgr(this, r[0], r);
+		setContentView(R.layout.activity_main);
+	}
+
+	@Override
+	protected void onStart() {
+		super.onStart();
+
+	}
+
+	@Override
+	public boolean onCreateOptionsMenu(Menu menu) {
+		// Inflate the menu; this adds items to the action bar if it is present.
+		getMenuInflater().inflate(R.menu.main, menu);
+		return true;
+	}
+
+}
diff --git a/client/src/com/macaroon/piztor/PiztorAct.java b/client/src/com/macaroon/piztor/PiztorAct.java
new file mode 100644
index 0000000..ad12b17
--- /dev/null
+++ b/client/src/com/macaroon/piztor/PiztorAct.java
@@ -0,0 +1,60 @@
+package com.macaroon.piztor;
+
+import android.app.Activity;
+import android.os.Bundle;
+
+public class PiztorAct extends Activity {
+	String id;
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		System.out.println(id + " on create");
+		AppMgr.setStatus(AppMgr.ActivityStatus.create);
+		AppMgr.nowAct = this;
+	}
+	
+	@Override
+	protected void onStart() {
+		super.onStart();
+		System.out.println(id + " on start");
+		AppMgr.setStatus(AppMgr.ActivityStatus.start);
+		AppMgr.nowAct = this;
+	}
+	
+	@Override
+	protected void onStop() {
+		super.onStop();
+		System.out.println(id + " on stop");
+		AppMgr.setStatus(AppMgr.ActivityStatus.stop);
+	}
+
+	@Override
+	protected void onResume() {
+		super.onResume();
+		System.out.println(id + " on resume");
+		AppMgr.setStatus(AppMgr.ActivityStatus.resume);
+		AppMgr.nowAct = this;
+	}
+	
+	@Override
+	protected void onPause() {
+		super.onPause();
+		System.out.println(id + " on pause");
+		AppMgr.setStatus(AppMgr.ActivityStatus.pause);
+	}
+	
+	@Override
+	protected void onRestart() {
+		super.onRestart();
+		System.out.println(id + " on restart");
+		AppMgr.setStatus(AppMgr.ActivityStatus.restart);
+	}
+	
+	@Override
+	protected void onDestroy() {
+		super.onDestroy();
+		System.out.println(id + " on destroy");
+		AppMgr.setStatus(AppMgr.ActivityStatus.destroy);
+	}
+	
+}
diff --git a/client/src/com/macaroon/piztor/PiztorExcepiton.java b/client/src/com/macaroon/piztor/PiztorExcepiton.java
new file mode 100644
index 0000000..6d1861a
--- /dev/null
+++ b/client/src/com/macaroon/piztor/PiztorExcepiton.java
@@ -0,0 +1,10 @@
+package com.macaroon.piztor;
+
+class PiztorExcepiton extends Exception{
+	private static final long serialVersionUID = -7147530695009854988L;
+
+}
+
+class ClassCannotFind extends PiztorExcepiton {
+	//private class 
+}
diff --git a/client/src/com/macaroon/piztor/Req.java b/client/src/com/macaroon/piztor/Req.java
new file mode 100644
index 0000000..32988b8
--- /dev/null
+++ b/client/src/com/macaroon/piztor/Req.java
@@ -0,0 +1,14 @@
+package com.macaroon.piztor;
+
+public class Req{
+	int type;		//request type
+	int token;		//authentciation
+	long time;		//current time
+	long alive;		//alive time
+	Req(int t,int k,long tm,long av){
+		type = t;
+		token = k;
+		time = tm;
+		alive = av;
+	}
+}
+\ No newline at end of file
diff --git a/client/src/com/macaroon/piztor/ReqLocation.java b/client/src/com/macaroon/piztor/ReqLocation.java
new file mode 100644
index 0000000..000f373
--- /dev/null
+++ b/client/src/com/macaroon/piztor/ReqLocation.java
@@ -0,0 +1,14 @@
+package com.macaroon.piztor;
+
+//--------------------------------------//
+//			Ask Location				//
+//--------------------------------------//
+
+public class ReqLocation extends Req{
+	int gid;	//group id;
+	
+	ReqLocation(int token,int groupid,long time,long alive){
+		super(3,token,time,alive);	//for type 3
+		gid = groupid;
+	}
+}
+\ No newline at end of file
diff --git a/client/src/com/macaroon/piztor/ReqLogin.java b/client/src/com/macaroon/piztor/ReqLogin.java
new file mode 100644
index 0000000..294cae3
--- /dev/null
+++ b/client/src/com/macaroon/piztor/ReqLogin.java
@@ -0,0 +1,16 @@
+package com.macaroon.piztor;
+
+//--------------------------------------//
+//			authentication				//
+//--------------------------------------//
+
+public class ReqLogin extends Req{
+	String user;	//username
+	String pass;	//password
+	
+	ReqLogin(String u,String p,long time,long alive){
+		super(0,0,time,alive);	//for type 0
+		user = u;
+		pass = p;
+	}
+}
+\ No newline at end of file
diff --git a/client/src/com/macaroon/piztor/ReqUpdate.java b/client/src/com/macaroon/piztor/ReqUpdate.java
new file mode 100644
index 0000000..e4b1497
--- /dev/null
+++ b/client/src/com/macaroon/piztor/ReqUpdate.java
@@ -0,0 +1,16 @@
+package com.macaroon.piztor;
+
+//--------------------------------------//
+//			Update Location				//
+//--------------------------------------//
+
+public class ReqUpdate extends Req{
+	double lat;	//latitude
+	double lot; //longitude
+	
+	ReqUpdate(int token,double latitude,double longitude,long time,long alive){
+		super(2,token,time,alive);	//for type 2
+		lat = latitude;
+		lot = longitude;
+	}
+}
+\ No newline at end of file
diff --git a/client/src/com/macaroon/piztor/Res.java b/client/src/com/macaroon/piztor/Res.java
new file mode 100644
index 0000000..98af108
--- /dev/null
+++ b/client/src/com/macaroon/piztor/Res.java
@@ -0,0 +1,11 @@
+package com.macaroon.piztor;
+
+public class Res{
+	int t;
+	int s;
+	Res(int type,int status){
+		t = type;
+		s = status;
+	}
+}
+
diff --git a/client/src/com/macaroon/piztor/ResLocation.java b/client/src/com/macaroon/piztor/ResLocation.java
new file mode 100644
index 0000000..eb90840
--- /dev/null
+++ b/client/src/com/macaroon/piztor/ResLocation.java
@@ -0,0 +1,18 @@
+package com.macaroon.piztor;
+
+import java.util.Vector;
+
+//--------------------------------------//
+//			  Location Info			    //
+//--------------------------------------//
+
+public class ResLocation extends Res{
+	Vector<Rlocation> l;	//vector for location info
+	int n;					//number of location info
+	
+	ResLocation(int num,Vector<Rlocation> locationvec){
+		super(3,255);	//for type 3
+		l = locationvec;
+		n = num;
+	}
+}
+\ No newline at end of file
diff --git a/client/src/com/macaroon/piztor/ResLogin.java b/client/src/com/macaroon/piztor/ResLogin.java
new file mode 100644
index 0000000..5b597a4
--- /dev/null
+++ b/client/src/com/macaroon/piztor/ResLogin.java
@@ -0,0 +1,15 @@
+package com.macaroon.piztor;
+
+
+//--------------------------------------//
+//	         Respond to login			//
+//--------------------------------------//
+
+public class ResLogin extends Res{
+	int t;	//user token
+	
+	ResLogin(int token,int status){
+		super(0,status);	//for type 0
+		t = token;
+	}
+}
+\ No newline at end of file
diff --git a/client/src/com/macaroon/piztor/ResUpdate.java b/client/src/com/macaroon/piztor/ResUpdate.java
new file mode 100644
index 0000000..727eaa3
--- /dev/null
+++ b/client/src/com/macaroon/piztor/ResUpdate.java
@@ -0,0 +1,13 @@
+package com.macaroon.piztor;
+
+
+//--------------------------------------//
+//	   Respond to update location		//
+//--------------------------------------//
+
+public class ResUpdate extends Res{
+	
+	ResUpdate(int status){
+		super(2,status);	//for type 2
+	}
+}
+\ No newline at end of file
diff --git a/client/src/com/macaroon/piztor/Rlocation.java b/client/src/com/macaroon/piztor/Rlocation.java
new file mode 100644
index 0000000..142cc9b
--- /dev/null
+++ b/client/src/com/macaroon/piztor/Rlocation.java
@@ -0,0 +1,13 @@
+package com.macaroon.piztor;
+
+class Rlocation{
+	int i;		//id
+	double lat;	//latitude
+	double lot; //longitude
+	
+	Rlocation(int id,double latitude,double longitude){
+		i = id;
+		lat = latitude;
+		lot = longitude;
+	}
+}
+\ No newline at end of file
diff --git a/client/src/com/macaroon/piztor/Setting.java b/client/src/com/macaroon/piztor/Setting.java
new file mode 100644
index 0000000..610333f
--- /dev/null
+++ b/client/src/com/macaroon/piztor/Setting.java
@@ -0,0 +1,22 @@
+package com.macaroon.piztor;
+
+import android.os.Bundle;
+import android.app.Activity;
+import android.view.Menu;
+
+public class Setting extends Activity {
+
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setContentView(R.layout.activity_setting);
+	}
+
+	@Override
+	public boolean onCreateOptionsMenu(Menu menu) {
+		// Inflate the menu; this adds items to the action bar if it is present.
+		getMenuInflater().inflate(R.menu.setting, menu);
+		return true;
+	}
+
+}
diff --git a/client/src/com/macaroon/piztor/Settings.java b/client/src/com/macaroon/piztor/Settings.java
new file mode 100644
index 0000000..292a112
--- /dev/null
+++ b/client/src/com/macaroon/piztor/Settings.java
@@ -0,0 +1,22 @@
+package com.macaroon.piztor;
+
+import android.os.Bundle;
+import android.app.Activity;
+import android.view.Menu;
+
+public class Settings extends Activity {
+
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setContentView(R.layout.activity_settings);
+	}
+
+	@Override
+	public boolean onCreateOptionsMenu(Menu menu) {
+		// Inflate the menu; this adds items to the action bar if it is present.
+		getMenuInflater().inflate(R.menu.setting, menu);
+		return true;
+	}
+
+}
diff --git a/client/src/com/macaroon/piztor/SocketClient.java b/client/src/com/macaroon/piztor/SocketClient.java
new file mode 100644
index 0000000..18c19da
--- /dev/null
+++ b/client/src/com/macaroon/piztor/SocketClient.java
@@ -0,0 +1,107 @@
+package com.macaroon.piztor;
+
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.net.Socket;
+import java.net.UnknownHostException;
+import java.util.Vector;
+
+import android.os.Handler;
+import android.os.Message;
+
+public class SocketClient {