Android Open Source - BerryTube Main Activity

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License

The source code is released under:
GNU General Public License
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Java Source Code

/*
 * BerryTubeChat android client/* ww w. j a  va  2  s . co  m*/
 * Copyright (C) 2012-2015 Daniel Triendl <trellmor@trellmor.com>
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.trellmor.berrytubechat;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.security.GeneralSecurityException;
import java.security.NoSuchAlgorithmException;

import android.annotation.SuppressLint;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.media.MediaScannerConnection;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.preference.PreferenceManager;
import android.support.v7.app.ActionBarActivity;
import android.support.v7.widget.Toolbar;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.CheckBox;
import android.widget.EditText;

/**
 * BerryTubeChat Main Activity
 * 
 * @author Daniel Triendl
 */
public class MainActivity extends ActionBarActivity {
  private static final String TAG = MainActivity.class.getName();

  private EditText editUser;
  private EditText editPassword;
  private CheckBox checkRemember;

  /**
   * Key for login settings
   */
  public final static String KEY_LOGIN = "com.trellmor.berrytubechat.login";
  /**
   * Key for login username settings
   */
  public final static String KEY_USERNAME = "com.trellmor.berrytubechat.login.username";
  /**
   * Key for login password settings
   */
  public final static String KEY_PASSWORD = "com.trellmor.berrytubechat.login.password";
  /**
   * Key for login remember username and password setting
   */
  public final static String KEY_REMEMBER = "com.trellmor.BerryTubeChat.login.rememberLogin";
  /**
   * Key used to encrypt the password
   */
  public final static String KEY_CRYPTO_KEY = "com.trellmor.BerryTubeChat.login.cryptokey";

  public final static String KEY_SETTINGS = "com.trellmor.berrytubechat.settings";

  /**
   * Key for scrollback buffer size setting
   */
  public final static String KEY_SCROLLBACK = "com.trellmor.berrytubechat.settings.scrollback";
  /**
   * Key for show drink count setting
   */
  public final static String KEY_DRINKCOUNT = "com.trellmor.berrytubechat.settings.drinkcount";
  /**
   * Key for show pop up on new poll setting
   */
  public final static String KEY_POPUP_POLL = "com.trellmor.berrytubechat.settings.popup_poll";
  /**
   * Key for user flair index setting
   */
  public final static String KEY_FLAIR = "com.trellmor.berrytubechat.settings.flair";
  /**
   * Key for showing notification setting
   */
  public final static String KEY_SQUEE = "com.trellmor.berrytubechat.settings.squee";
  /**
   * Key for playing notification sound settings
   */
  public final static String KEY_SQUEE_RINGTONE = "com.trellmor.berrytubechat.settings.squee.ringtone";
  /**
   * Key for notification vibrate settings
   */
  public final static String KEY_SQUEE_VIBRATE = "com.trellmor.berrytubechat.settings.squee.vibrate";
  /**
   * Key for displaying timestamp settings
   */
  public final static String KEY_TIMESTAMP = "com.trellmor.berrytubechat.settings.timestamp";
  /**
   * Key for displaying current video settings
   */
  public final static String KEY_VIDEO = "com.trellmor.berrytubechat.settings.video";

  @SuppressLint("NewApi")
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_main);

    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    editUser = (EditText) findViewById(R.id.edit_user);
    editPassword = (EditText) findViewById(R.id.edit_password);
    checkRemember = (CheckBox) findViewById(R.id.check_remember);

    SharedPreferences settings = getSharedPreferences(KEY_LOGIN,
        Context.MODE_PRIVATE);
    String user = settings.getString(KEY_USERNAME, "");
    String password = settings.getString(KEY_PASSWORD, "");
    String key = settings.getString(KEY_CRYPTO_KEY, "");

    boolean remember = settings.getBoolean(KEY_REMEMBER, false);

    if (key == null || "".equals(key)) {
      try {
        key = SimpleCrypto.generateKey();
        settings.edit().putString(KEY_CRYPTO_KEY, key).commit();
      } catch (NoSuchAlgorithmException e) {
        Log.w(TAG, e.getMessage());
        // Remeber not available because of missing key
        checkRemember.setVisibility(View.GONE);
        remember = false;
      }
    }

    if (key != null && !"".equals(key)) {
      try {
        password = SimpleCrypto.decrypt(key, password);
      } catch (GeneralSecurityException e) {
        Log.w(TAG, e.getMessage());
        remember = false;
      }

      if (remember) {
        editUser.setText(user);
        editPassword.setText(password);
      }
    }
    checkRemember.setChecked(remember);

    checkNotificationSound();
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.activity_main, menu);
    return super.onCreateOptionsMenu(menu);
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    Intent intent;
    switch (item.getItemId()) {
    case R.id.menu_settings:
      intent = new Intent(this, SettingsActivity.class);
      startActivity(intent);
      return true;
    case R.id.menu_donate:
      BerryTubeUtils.openDonatePage(this);
      return true;
    case R.id.menu_about:
      BerryTubeUtils.openAboutDialog(this);
      return true;
    }
    return super.onOptionsItemSelected(item);
  }

  @Override
  protected void onStop() {
    super.onStop();

    SharedPreferences settings = getSharedPreferences(KEY_LOGIN,
        Context.MODE_PRIVATE);
    SharedPreferences.Editor editor = settings.edit();

    boolean remember = checkRemember.isChecked();
    String password = editPassword.getText().toString();
    String key = settings.getString(KEY_CRYPTO_KEY, "");
    if (key != null && !"".equals(key)) {
      try {
        password = SimpleCrypto.encrypt(key, password);
      } catch (Exception e) {
        // Failed to encrypt password
        remember = false;
        Log.w(TAG, e.getMessage());
      }
    } else {
      remember = false;
    }

    if (remember) {
      editor.putString(KEY_USERNAME, editUser.getText().toString());
      editor.putString(KEY_PASSWORD, password);
      editor.putBoolean(KEY_REMEMBER, remember);
    } else {
      editor.clear();
    }
    editor.apply();
  }

  public void login(View view) {
    String username = editUser.getText().toString();
    String password = editPassword.getText().toString();

    if ("".equals(username)) {
      editUser.requestFocus();
      return;
    }

    Intent chat = new Intent(this, ChatActivity.class);
    chat.putExtra(KEY_USERNAME, username);
    chat.putExtra(KEY_PASSWORD, password);

    startActivity(chat);
  }

  private boolean copyNotificationSoundFile(File squee) {
    try {
      squee.getParentFile().mkdirs();
      InputStream is = getResources().openRawResource(R.raw.squee);
      try {
        FileOutputStream out = new FileOutputStream(squee);
        try {
          int size;
          byte[] buffer = new byte[1024];
          while ((size = is.read(buffer, 0, 1024)) >= 0) {
            out.write(buffer, 0, size);
          }
          out.flush();
          return true;
        } finally {
          out.close();
        }
      } catch (FileNotFoundException e) {
        Log.e(TAG, "Squee output file not found", e);
      } finally {
        is.close();
      }
    } catch (IOException e) {
      Log.e(TAG, "Saving squee failed", e);
    }
    return false;

  }

  private void checkNotificationSound() {
    if (Environment.MEDIA_MOUNTED.equals(Environment
        .getExternalStorageState())) {
      File squee = new File(
          Environment
              .getExternalStoragePublicDirectory(Environment.DIRECTORY_NOTIFICATIONS),
          "squee.wav");

      if (!squee.exists()) {
        if (!copyNotificationSoundFile(squee)) {
          return;
        }
      }

      SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(this);
      if ("".equals(settings.getString(KEY_SQUEE_RINGTONE, ""))) {
        MediaScannerConnection.scanFile(this,
            new String[] { squee.toString() }, null,
            new MediaScannerConnection.OnScanCompletedListener() {

              @Override
              public void onScanCompleted(String path, Uri uri) {
                Log.d(TAG, "Squee saved " + path);
                updateNotificationSoundPreference(uri);
              }
            });
      }
    }
  }
  
  private void updateNotificationSoundPreference(Uri uri) {
    SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(this);
    settings.edit().putString(KEY_SQUEE_RINGTONE, uri.toString()).commit();
  }
}
Java Source Code List
