Android Open Source - fhnw-wifi-login Login Service

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License

The source code is released under:

GNU General Public License

Java Source Code

package nu.mine.masterfix.autologin;
//  ww w .  j  av a2  s .co  m
import java.util.ArrayList;
import java.util.List;

import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;

import android.app.IntentService;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Handler;
import android.preference.PreferenceManager;
import android.util.Log;
import android.widget.Toast;

public class LoginService extends IntentService {

  public static final String TAG = "LoginService";
  
  private static final String FHNW_LOGIN_URL = "https://mpp.ict.fhnw.ch/login";
  private static final String FORM_LOGIN = "login";
  private static final String FORM_PASSWORD = "password";
  private static final String FORM_PROVIDER = "provider";
  
  private Context context;
  private Handler handler;
  
  public LoginService() {
    super(TAG);
  }

  @Override
  public void onCreate() {
    super.onCreate();
    context = getApplicationContext();
    handler = new Handler();
  }

  @Override
  protected void onHandleIntent(Intent intent) {
    Log.d(TAG, "Service started!");
    
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
    
    String login = prefs.getString(PreferencesActivity.KEY_LOGIN, "");
        String password = prefs.getString(PreferencesActivity.KEY_PASSWORD, "");
        String provider = prefs.getString(PreferencesActivity.KEY_PROVIDER, "");
    
    DefaultHttpClient client = new DefaultHttpClient();
    HttpPost post = new HttpPost(FHNW_LOGIN_URL);
    List<NameValuePair> pairs = new ArrayList<NameValuePair>(2);
    pairs.add(new BasicNameValuePair(FORM_LOGIN, login));
    pairs.add(new BasicNameValuePair(FORM_PASSWORD, password));
    pairs.add(new BasicNameValuePair(FORM_PROVIDER, provider));  
    
    try {
      post.setEntity(new UrlEncodedFormEntity(pairs));
      HttpResponse response = client.execute(post);
      String msg;
      if (response.getStatusLine().getStatusCode() == 200) {
        if (response.getFirstHeader("Age") != null) {
          msg = context.getString(R.string.login_successful);
        } else {
          msg = context.getString(R.string.login_auth_failed);
        }
      } else {
        msg = context.getString(R.string.login_failed);
      }
      Log.v(TAG, msg);
      handler.post(new DisplayToast(msg));
    } catch (Exception e) {
      Log.e(TAG, "Error during Login HTTP post!");
    }
    
    Log.d(TAG, "Service stopped!");
  }
  
  private class DisplayToast implements Runnable {
    
    private String text;
    
    public DisplayToast(String text) {
      this.text = text;
    }

    @Override
    public void run() {
      int duration;
      if (text.length() < 25) {
        duration = Toast.LENGTH_SHORT;
      } else {
        duration = Toast.LENGTH_LONG;
      }
      Toast.makeText(context, text, duration).show();
    }

  }

}

Java Source Code List

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