/**
* Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to use,
* copy, modify, and distribute this software in source code or binary form for use
* in connection with the web services and APIs provided by Facebook.
*
* As with any software that integrates with the Facebook platform, your use of
* this software is subject to the Facebook Developer Principles and Policies
* [http://developers.facebook.com/policy/]. This copyright notice shall be
* included in all copies or substantial portions of the software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package com.hayageek.QRAuth;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.ActivityNotFoundException;
import android.content.Intent;
import android.graphics.Rect;
import android.hardware.Camera;
import android.hardware.Camera.PictureCallback;
import android.os.Bundle;
import android.os.Environment;
import android.os.StrictMode;
import android.provider.MediaStore.Files.FileColumns;
import android.support.v4.app.FragmentActivity;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.FrameLayout;
import android.widget.TextView;
import android.widget.Toast;
import com.facebook.*;
import com.facebook.appevents.AppEventsLogger;
import com.facebook.login.LoginManager;
import com.facebook.login.LoginResult;
import com.facebook.login.widget.LoginButton;
import com.google.zxing.client.android.CaptureActivity;
import com.google.zxing.integration.android.IntentIntegrator;
import com.google.zxing.integration.android.IntentResult;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
@SuppressLint("NewApi") public class MainActivity extends FragmentActivity {
static final String ACTION_SCAN = "com.google.zxing.client.android.SCAN";
private TextView greeting;
private Button scanButton;
private CallbackManager callbackManager;
private ProfileTracker profileTracker;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
StrictMode.setThreadPolicy(policy);
FacebookSdk.sdkInitialize(this.getApplicationContext());
setContentView(R.layout.main);
greeting = (TextView) findViewById(R.id.greeting);
scanButton = (Button) findViewById(R.id.scanqr);
AccessToken accessToken = AccessToken.getCurrentAccessToken();
if(accessToken != null)
{
Log.v("###","Access Token: "+accessToken.getToken());
scanButton.setVisibility(View.VISIBLE);
}
else
{
scanButton.setVisibility(View.INVISIBLE);
Log.v("###","## NOT LOgged IN");
}
callbackManager = CallbackManager.Factory.create();
LoginManager.getInstance().registerCallback(callbackManager,
new FacebookCallback<LoginResult>() {
@Override
public void onSuccess(LoginResult loginResult) {
Log.v("###", "Login Success");
showText("Login Success");
scanButton.setVisibility(View.VISIBLE);
updateUI();
}
@Override
public void onCancel() {
Log.v("###", "Cancel");
showText("User Cancel");
scanButton.setVisibility(View.INVISIBLE);
updateUI();
}
@Override
public void onError(FacebookException exception) {
Log.v("###", "Error Login");
showText("Error login facebook");
scanButton.setVisibility(View.INVISIBLE);
updateUI();
}
private void showAlert() {
new AlertDialog.Builder(MainActivity.this)
.setTitle(R.string.cancelled)
.setMessage(R.string.permission_not_granted)
.setPositiveButton(R.string.ok, null)
.show();
}
});
profileTracker = new ProfileTracker() {
@Override
protected void onCurrentProfileChanged(Profile oldProfile, Profile currentProfile) {
if(oldProfile != null && currentProfile ==null)
{
Log.v("##","## Logged OUT");
scanButton.setVisibility(View.INVISIBLE);
}
updateUI();
}
};
final IntentIntegrator scanIntegrator = new IntentIntegrator(this);
scanButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
scanIntegrator.initiateScan();
//Intent intent = new Intent(getApplicationContext(),CaptureActivity.class);
//intent.setAction("com.google.zxing.client.android.SCAN");
//intent.putExtra("SAVE_HISTORY", false);
//startActivityForResult(intent, 0);
}
});
}
@Override
protected void onResume() {
super.onResume();
AppEventsLogger.activateApp(this);
updateUI();
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
}
private void showText(String message)
{
Toast toast = Toast.makeText(getApplicationContext(),
message, Toast.LENGTH_SHORT);
toast.show();
}
private void sendToServer(String accessToken,String qrStr)
{
HttpClient httpClient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost("http://nodejs-whatsappauth.rhcloud.com/auth");
String jsonStr="{\"uuid\":\""+qrStr+"\",\"access_token\":\""+accessToken+"\"}";
Log.v("##"," JSON to post:"+jsonStr);
try {
StringEntity se = new StringEntity(jsonStr);
httpPost.setEntity(se);
HttpResponse response = httpClient.execute(httpPost);
Log.v("###","Respnse:"+response.toString());
showText("Successfully posted token");
}
catch (ClientProtocolException e) {
// Log exception
showText("Unablet to Post Token");
e.printStackTrace();
}
catch (UnsupportedEncodingException e)
{
showText("Unablet to Post Token");
e.printStackTrace();
}
catch (IOException e) {
// Log exception
showText("Unablet to Post Token");
e.printStackTrace();
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
Log.v("####","Request:"+requestCode+ "resultCOde:"+resultCode+" Data:"+data);
if(data != null && data.getAction() != null && data.getAction().equals(ACTION_SCAN)) //QR Code
{
IntentResult scanningResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, data);
if (scanningResult != null) {
String qrStr = scanningResult.getContents();
String scanFormat = scanningResult.getFormatName();
AccessToken accessToken = AccessToken.getCurrentAccessToken();
if(accessToken == null)
{
showText("User not Logged In");
}
else
{
sendToServer(accessToken.getToken(), qrStr);
}
super.onActivityResult(requestCode, resultCode, data);
//we have a result
}
else
{
showText("No QR scan data received");
}
}
else if(data != null)
{
callbackManager.onActivityResult(requestCode, resultCode, data);
}
}
@Override
public void onPause() {
super.onPause();
AppEventsLogger.deactivateApp(this);
}
@Override
protected void onDestroy() {
super.onDestroy();
profileTracker.stopTracking();
}
private void updateUI() {
boolean enableButtons = AccessToken.getCurrentAccessToken() != null;
Profile profile = Profile.getCurrentProfile();
if (enableButtons && profile != null) {
greeting.setText(getString(R.string.hello_user, profile.getFirstName()));
} else {
greeting.setText(null);
}
}
}