Android Open Source - Alkomer Registration Async Task

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Back to project page Alkomer.

License

The source code is released under:

MIT License

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Java Source Code

package cz.jmx.tomik.alkomer.android.threads;
// w  w w .j a v  a  2 s .  c o m

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;

import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.AsyncTask;
import android.preference.PreferenceManager;
import android.util.Log;
import android.widget.Toast;
import cz.jmx.tomik.alkomer.android.R;
import cz.jmx.tomik.alkomer.android.SettingsActivity;

/**
 * Alkomer - Server App
 * --------------------
 * Registration ASyncTask
 *
 * @copyright   Copyright (c) 2011 Tomas Vitek
 * @author      Tomas Vitek ~ http://tomik.jmx.cz

 * @package     Alkomer
 * @version     1.0
 */
public class RegistrationAsyncTask extends AsyncTask<String[], Void, Integer> {
  
  protected Context context;
  protected String email, password;
  
  public RegistrationAsyncTask(Context context) {
    this.context = context;
  }

  @Override
  protected Integer doInBackground(String[]... arg0) {
    email = arg0[0][0];
    password = arg0[0][1];
    
    URL url = null;
        
    try {
      url = new URL("https://"+context.getResources().getString(R.integer.apiVersion)+".alko-mer.appspot.com/registration?email="+email+"&password="+password);
    } catch (MalformedURLException e) {
      Log.e("Registration Error", e.getMessage());
    }
    
        URLConnection conn = null;
        
        StringBuffer bf = new StringBuffer();
        
    try {
      conn = url.openConnection();
      BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
      String line = "";
      
      while ((line = rd.readLine()) != null) {
        bf.append(line);
      }
      
      return Integer.parseInt(bf.toString());
      
    } catch (IOException e) {
      Log.e("Registration Error", e.getMessage());
    }
    
    return 0;
  }
  
  protected void onPostExecute(Integer value) {    
    if (value == 1) {      
      Toast.makeText(context, "Zaregistrov?no, v?tejte!", Toast.LENGTH_LONG).show();
      
      SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);

      Editor editor = prefs.edit();    
          editor.putString("email", email);
          editor.putString("password", password);
          editor.putBoolean("deleteInfoShown", false);

          editor.commit();
        
      Intent intent = new Intent(context, SettingsActivity.class);
      intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        
          context.startActivity(intent);      
    } else {      
      AlertDialog.Builder builder = new AlertDialog.Builder(context);
          builder.setTitle("Chyba!")
      .setMessage("U?ivatel s t?mto emailem u? existuje!")                   
      .setCancelable(false)
      .setIcon(R.drawable.simple_icon)
            .setPositiveButton("OK", new DialogInterface.OnClickListener() {
               public void onClick(DialogInterface dialog, int id) {
                 dialog.dismiss();
               }
             });
          Dialog d = builder.create();
          d.show();      
    }

    }

  
  
}

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