diary

public class RegisterActivity extends Activity implements OnClickListener {
    private static final int YOUR_SELECTED_PICTURE_REQUEST_CODE = 0;
    private static Uri outputFileUri;
    private static String imagePath;
    private Uri selectedImageUri;
    Handler guiThread;
    Context context;
    ProgressDialog progressDialog;


    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_register);

        EditText password = (EditText) findViewById( R.id.register_password_text );
        password.setTypeface( Typeface.DEFAULT );
        EditText reppassword = (EditText) findViewById( R.id.register_repeatpassword_text );
        reppassword.setTypeface( Typeface.DEFAULT );
        View registerButton = findViewById(R.id.register_register_button);
        registerButton.setOnClickListener(this);
        ImageButton Picture_Button = (ImageButton) findViewById(R.id.picture_button);
        Picture_Button.setOnClickListener(this);


        guiThread = new Handler();
        context = this;
        progressDialog = new ProgressDialog(this);
    }
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.auto_diary, menu);
        return true;
    }

    private void GetImage(){

        final File root = new File(Environment.getExternalStorageDirectory() + File.separator + "AutoDiary" + File.separator);
        root.mkdirs(); //pravim folder za slike
        final String fname = "AutoDiary_" + java.util.UUID.randomUUID() + ".jpg";
        final File sdImageMainDirectory = new File(root,fname);
        imagePath = sdImageMainDirectory.getAbsolutePath();
        outputFileUri = Uri.fromFile(sdImageMainDirectory);
        /*sendBroadcast(new Intent(
                Intent.ACTION_MEDIA_MOUNTED,
                            Uri.parse("file://" + Environment.getExternalStorageDirectory())));
        da ucita u galeriju, treba u neki on create*/
        // lista aplikacija za kamere
        final List<Intent> cameraIntents = new ArrayList<Intent>();
        final Intent captureIntent = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
        final PackageManager packageManager = getPackageManager();
        final List<ResolveInfo> listCam = packageManager.queryIntentActivities(captureIntent,0);
        for (ResolveInfo res : listCam){
            final String packageName = res.activityInfo.packageName;
            final Intent intent = new Intent(captureIntent);
            intent.setComponent(new ComponentName(res.activityInfo.packageName,res.activityInfo.name));
            intent.setPackage(packageName);
            intent.putExtra(MediaStore.EXTRA_OUTPUT, outputFileUri);
            cameraIntents.add(intent);
        }
        //file System
        final Intent galleryIntent = new Intent();
        galleryIntent.setType("image/*");
        galleryIntent.setAction(Intent.ACTION_GET_CONTENT);
        //chooser of filesystem options
        final Intent chooserIntent = Intent.createChooser(galleryIntent,"Select Application");
        chooserIntent.putExtra(Intent.EXTRA_INITIAL_INTENTS, cameraIntents.toArray(new Parcelable[]{}));

        startActivityForResult(chooserIntent, YOUR_SELECTED_PICTURE_REQUEST_CODE);

    }
    @Override
    public void onClick(View v) {

        switch(v.getId())
        {
        case R.id.register_register_button:

            RegisterTask registerTask = new RegisterTask(context);
            registerTask.execute();

            break;

        case R.id.picture_button:
            GetImage();
        break;
        }

    }
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data){
        ImageButton Picture_Button = (ImageButton) findViewById(R.id.picture_button);
        if (resultCode == RESULT_OK)
        {
            if (requestCode == YOUR_SELECTED_PICTURE_REQUEST_CODE)
            {
                final boolean isCamera;
                if (data == null)
                {
                    isCamera = true;
                }
                else
                {
                    final String action = data.getAction();
                    if(action == null)
                        {
                            isCamera = false;
                        }
                    else
                        {
                            isCamera = action.equals(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
                        }
                }

                if(isCamera)
                {
                    Drawable image = Drawable.createFromPath(imagePath);
                    Picture_Button.setImageDrawable(image);


                }
                else
                {
                    selectedImageUri = data == null ? null : data.getData();
                    Picture_Button.setImageURI(selectedImageUri);
                }
            }
        }


    }



    private static boolean isValidEmail(String email) {
        boolean isValid = false;

        String expression = "^[\\w\\.-]+@([\\w\\-]+\\.)+[A-Z]{2,4}$";
        CharSequence inputStr = email;

        Pattern pattern = Pattern.compile(expression, Pattern.CASE_INSENSITIVE);
        Matcher matcher = pattern.matcher(inputStr);
        if (matcher.matches()) {
            isValid = true;
        }
        return isValid;
    }

    private static String md5(String s) {
        MessageDigest m = null;

        try {
                m = MessageDigest.getInstance("MD5");
        } catch (NoSuchAlgorithmException e) {
                e.printStackTrace();
        }

        m.update(s.getBytes(),0,s.length());
        String hash = new BigInteger(1, m.digest()).toString(16);
        return hash;
}

    private void guiNotifyUser(final String message) {
        guiThread.post(new Runnable() {
            public void run() {
                Toast.makeText(context, message, Toast.LENGTH_SHORT).show();
            }
        });
    }

    private void guiProgressDialog(final boolean start) {
        guiThread.post(new Runnable() {
            public void run() {
                if(start)
                    progressDialog.show();
                else
                    progressDialog.dismiss();
            }
        });
    }

    class RegisterTask extends AsyncTask<String, Void, String>{

        Context context;
        private RegisterTask(Context context){
            this.context = context.getApplicationContext();
        }
        @Override
        protected String doInBackground(String... params) {
            String message = null;
            //ExecutorService transThread = Executors.newSingleThreadExecutor();
            EditText username = (EditText) findViewById( R.id.register_username_text );
            EditText password = (EditText) findViewById( R.id.register_password_text );
            EditText passwordrtp = (EditText) findViewById( R.id.register_repeatpassword_text );
            EditText email = (EditText) findViewById( R.id.register_email_text );
            EditText firstname = (EditText) findViewById( R.id.register_firstname_text );
            EditText lastname = (EditText) findViewById( R.id.register_lastname_text );
            final String user = username.getText().toString();
            final String pass = password.getText().toString();
            final String passrtp = passwordrtp.getText().toString();
            final String mail = email.getText().toString();
            final String fname = firstname.getText().toString();
            final String lname = lastname.getText().toString();

            guiProgressDialog(true);
            if(user.length() < 4) guiNotifyUser("Username must have at least 4 characters!");
            else if(pass.length() < 4) guiNotifyUser("Password must have at least 4 characters!");
            else if(!pass.equals(passrtp)) guiNotifyUser("Password is not same in both fields!");
            else if(!isValidEmail(mail)) guiNotifyUser("Your email is not valid email address!");
            else if(fname.equals("") || lname.equals("")) guiNotifyUser("All fields are mandatory!");
            else {
                try {
                    message = AutoDiaryHttpHelper.signUp(user, md5(pass), mail, fname, lname);
                    guiNotifyUser(message);//prosla vodi na sledeci activity "Succesfull registration"

                }
                catch(Exception e) {
                    e.printStackTrace();
                }
            }
            guiProgressDialog(false);



            return message;
        }

        @Override
        protected void onPostExecute(String result)
        {

            super.onPostExecute(result);

            //if (result == "Successful registration!")

                //String i;
                //i = "da";
                context.startActivity(new Intent(context,LoginActivity.class));



        }
    }
}