src/com/owncloud/android/ui/activity/Preferences.java

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author Bartek Przybylski
   5  *   @author David A. Velasco
   6  *   Copyright (C) 2011  Bartek Przybylski
   7  *   Copyright (C) 2015 ownCloud Inc.
   8  *
   9  *   This program is free software: you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License version 2,
  11  *   as published by the Free Software Foundation.
  12  *
  13  *   This program is distributed in the hope that it will be useful,
  14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *   GNU General Public License for more details.
  17  *
  18  *   You should have received a copy of the GNU General Public License
  19  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  *
  21  */
  22 package com.owncloud.android.ui.activity;
  23
  24 import android.accounts.Account;
  25 import android.accounts.AccountManager;
  26 import android.accounts.AccountManagerCallback;
  27 import android.accounts.AccountManagerFuture;
  28 import android.content.ComponentName;
  29 import android.content.Context;
  30 import android.content.Intent;
  31 import android.content.ServiceConnection;
  32 import android.content.SharedPreferences;
  33 import android.content.pm.PackageInfo;
  34 import android.content.pm.PackageManager.NameNotFoundException;
  35 import android.net.Uri;
  36 import android.os.Bundle;
  37 import android.os.Handler;
  38 import android.os.IBinder;
  39 import android.preference.CheckBoxPreference;
  40 import android.preference.Preference;
  41 import android.preference.Preference.OnPreferenceChangeListener;
  42 import android.preference.Preference.OnPreferenceClickListener;
  43 import android.preference.PreferenceCategory;
  44 import android.preference.PreferenceManager;
  45 import android.view.ContextMenu;
  46 import android.view.ContextMenu.ContextMenuInfo;
  47 import android.view.View;
  48 import android.widget.AdapterView;
  49 import android.widget.AdapterView.OnItemLongClickListener;
  50 import android.widget.ListAdapter;
  51 import android.widget.ListView;
  52
  53 import com.actionbarsherlock.app.ActionBar;
  54 import com.actionbarsherlock.app.SherlockPreferenceActivity;
  55 import com.actionbarsherlock.view.Menu;
  56 import com.actionbarsherlock.view.MenuItem;
  57 import com.owncloud.android.BuildConfig;
  58 import com.owncloud.android.MainApp;
  59 import com.owncloud.android.R;
  60 import com.owncloud.android.authentication.AccountUtils;
  61 import com.owncloud.android.authentication.AuthenticatorActivity;
  62 import com.owncloud.android.datamodel.FileDataStorageManager;
  63 import com.owncloud.android.datamodel.OCFile;
  64 import com.owncloud.android.db.DbHandler;
  65 import com.owncloud.android.files.FileOperationsHelper;
  66 import com.owncloud.android.files.services.FileDownloader;
  67 import com.owncloud.android.files.services.FileUploader;
  68 import com.owncloud.android.lib.common.utils.Log_OC;
  69 import com.owncloud.android.services.OperationsService;
  70 import com.owncloud.android.ui.RadioButtonPreference;
  71 import com.owncloud.android.utils.DisplayUtils;
  72
  73
  74 /**
  75  * An Activity that allows the user to change the application's settings.
  76  */
  77 public class Preferences extends SherlockPreferenceActivity
  78         implements AccountManagerCallback<Boolean>, ComponentsGetter {
  79
  80     private static final String TAG = "OwnCloudPreferences";
  81
  82     private static final int ACTION_SELECT_UPLOAD_PATH = 1;
  83     private static final int ACTION_SELECT_UPLOAD_VIDEO_PATH = 2;
  84
  85     private DbHandler mDbHandler;
  86     private CheckBoxPreference pCode;
  87     private Preference pAboutApp;
  88
  89     private PreferenceCategory mAccountsPrefCategory = null;
  90     private final Handler mHandler = new Handler();
  91     private String mAccountName;
  92     private boolean mShowContextMenu = false;
  93     private String mUploadPath;
  94     private PreferenceCategory mPrefInstantUploadCategory;
  95     private Preference mPrefInstantUpload;
  96     private Preference mPrefInstantUploadPath;
  97     private Preference mPrefInstantUploadPathWiFi;
  98     private Preference mPrefInstantVideoUpload;
  99     private Preference mPrefInstantVideoUploadPath;
 100     private Preference mPrefInstantVideoUploadPathWiFi;
 101     private String mUploadVideoPath;
 102
 103     protected FileDownloader.FileDownloaderBinder mDownloaderBinder = null;
 104     protected FileUploader.FileUploaderBinder mUploaderBinder = null;
 105     private ServiceConnection mDownloadServiceConnection, mUploadServiceConnection = null;
 106
 107     @SuppressWarnings("deprecation")
 108     @Override
 109     public void onCreate(Bundle savedInstanceState) {
 110         super.onCreate(savedInstanceState);
 111         mDbHandler = new DbHandler(getBaseContext());
 112         addPreferencesFromResource(R.xml.preferences);
 113
 114         ActionBar actionBar = getSherlock().getActionBar();
 115         actionBar.setIcon(DisplayUtils.getSeasonalIconId());
 116         actionBar.setDisplayHomeAsUpEnabled(true);
 117         actionBar.setTitle(R.string.actionbar_settings);
 118
 119         // For adding content description tag to a title field in the action bar
 120         int actionBarTitleId = getResources().getIdentifier("action_bar_title", "id", "android");
 121         View actionBarTitleView = getWindow().getDecorView().findViewById(actionBarTitleId);
 122         if (actionBarTitleView != null) {    // it's null in Android 2.x
 123             getWindow().getDecorView().findViewById(actionBarTitleId).
 124                     setContentDescription(getString(R.string.actionbar_settings));
 125         }
 126
 127         // Load the accounts category for adding the list of accounts
 128         mAccountsPrefCategory = (PreferenceCategory) findPreference("accounts_category");
 129
 130         ListView listView = getListView();
 131         listView.setOnItemLongClickListener(new OnItemLongClickListener() {
 132             @Override
 133             public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) {
 134                 ListView listView = (ListView) parent;
 135                 ListAdapter listAdapter = listView.getAdapter();
 136                 Object obj = listAdapter.getItem(position);
 137
 138                 if (obj != null && obj instanceof RadioButtonPreference) {
 139                     mShowContextMenu = true;
 140                     mAccountName = ((RadioButtonPreference) obj).getKey();
 141
 142                     Preferences.this.openContextMenu(listView);
 143
 144                     View.OnLongClickListener longListener = (View.OnLongClickListener) obj;
 145                     return longListener.onLongClick(view);
 146                 }
 147                 return false;
 148             }
 149         });
 150
 151         // Load package info
 152         String temp;
 153         try {
 154             PackageInfo pkg = getPackageManager().getPackageInfo(getPackageName(), 0);
 155             temp = pkg.versionName;
 156         } catch (NameNotFoundException e) {
 157             temp = "";
 158             Log_OC.e(TAG, "Error while showing about dialog", e);
 159         }
 160         final String appVersion = temp;
 161
 162         // Register context menu for list of preferences.
 163         registerForContextMenu(getListView());
 164
 165         pCode = (CheckBoxPreference) findPreference("set_pincode");
 166         if (pCode != null){
 167             pCode.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
 168                 @Override
 169                 public boolean onPreferenceChange(Preference preference, Object newValue) {
 170                     Intent i = new Intent(getApplicationContext(), PassCodeActivity.class);
 171                     Boolean enable = (Boolean) newValue;
 172                     i.setAction(
 173                             enable.booleanValue() ? PassCodeActivity.ACTION_ENABLE : PassCodeActivity.ACTION_DISABLE
 174                     );
 175                     startActivity(i);
 176
 177                     return true;
 178                 }
 179             });
 180
 181         }
 182
 183         PreferenceCategory preferenceCategory = (PreferenceCategory) findPreference("more");
 184
 185         boolean helpEnabled = getResources().getBoolean(R.bool.help_enabled);
 186         Preference pHelp =  findPreference("help");
 187         if (pHelp != null ){
 188             if (helpEnabled) {
 189                 pHelp.setOnPreferenceClickListener(new OnPreferenceClickListener() {
 190                     @Override
 191                     public boolean onPreferenceClick(Preference preference) {
 192                         String helpWeb   =(String) getText(R.string.url_help);
 193                         if (helpWeb != null && helpWeb.length() > 0) {
 194                             Uri uriUrl = Uri.parse(helpWeb);
 195                             Intent intent = new Intent(Intent.ACTION_VIEW, uriUrl);
 196                             startActivity(intent);
 197                         }
 198                         return true;
 199                     }
 200                 });
 201             } else {
 202                 preferenceCategory.removePreference(pHelp);
 203             }
 204
 205         }
 206
 207         if (BuildConfig.DEBUG) {
 208             Preference pLog =  findPreference("log");
 209             if (pLog != null ){
 210                 pLog.setOnPreferenceClickListener(new OnPreferenceClickListener() {
 211                     @Override
 212                     public boolean onPreferenceClick(Preference preference) {
 213                         Intent loggerIntent = new Intent(getApplicationContext(),LogHistoryActivity.class);
 214                         startActivity(loggerIntent);
 215                         return true;
 216                     }
 217                 });
 218             }
 219         }
 220
 221        boolean recommendEnabled = getResources().getBoolean(R.bool.recommend_enabled);
 222        Preference pRecommend =  findPreference("recommend");
 223         if (pRecommend != null){
 224             if (recommendEnabled) {
 225                 pRecommend.setOnPreferenceClickListener(new OnPreferenceClickListener() {
 226                     @Override
 227                     public boolean onPreferenceClick(Preference preference) {
 228
 229                         Intent intent = new Intent(Intent.ACTION_SENDTO);
 230                         intent.setType("text/plain");
 231                         intent.setData(Uri.parse(getString(R.string.mail_recommend)));
 232                         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 233
 234                         String appName = getString(R.string.app_name);
 235                         String downloadUrl = getString(R.string.url_app_download);
 236                         Account currentAccount = AccountUtils.getCurrentOwnCloudAccount(Preferences.this);
 237                         String username = currentAccount.name.substring(0, currentAccount.name.lastIndexOf('@'));
 238
 239                         String recommendSubject = String.format(getString(R.string.recommend_subject), appName);
 240                         String recommendText = String.format(getString(R.string.recommend_text),
 241                                 appName, downloadUrl, username);
 242
 243                         intent.putExtra(Intent.EXTRA_SUBJECT, recommendSubject);
 244                         intent.putExtra(Intent.EXTRA_TEXT, recommendText);
 245                         startActivity(intent);
 246
 247                         return(true);
 248
 249                     }
 250                 });
 251             } else {
 252                 preferenceCategory.removePreference(pRecommend);
 253             }
 254
 255         }
 256
 257         boolean feedbackEnabled = getResources().getBoolean(R.bool.feedback_enabled);
 258         Preference pFeedback =  findPreference("feedback");
 259         if (pFeedback != null){
 260             if (feedbackEnabled) {
 261                 pFeedback.setOnPreferenceClickListener(new OnPreferenceClickListener() {
 262                     @Override
 263                     public boolean onPreferenceClick(Preference preference) {
 264                         String feedbackMail   =(String) getText(R.string.mail_feedback);
 265                         String feedback   =(String) getText(R.string.prefs_feedback) + " - android v" + appVersion;
 266                         Intent intent = new Intent(Intent.ACTION_SENDTO);
 267                         intent.setType("text/plain");
 268                         intent.putExtra(Intent.EXTRA_SUBJECT, feedback);
 269
 270                         intent.setData(Uri.parse(feedbackMail));
 271                         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 272                         startActivity(intent);
 273
 274                         return true;
 275                     }
 276                 });
 277             } else {
 278                 preferenceCategory.removePreference(pFeedback);
 279             }
 280
 281         }
 282
 283         boolean imprintEnabled = getResources().getBoolean(R.bool.imprint_enabled);
 284         Preference pImprint =  findPreference("imprint");
 285         if (pImprint != null) {
 286             if (imprintEnabled) {
 287                 pImprint.setOnPreferenceClickListener(new OnPreferenceClickListener() {
 288                     @Override
 289                     public boolean onPreferenceClick(Preference preference) {
 290                         String imprintWeb = (String) getText(R.string.url_imprint);
 291                         if (imprintWeb != null && imprintWeb.length() > 0) {
 292                             Uri uriUrl = Uri.parse(imprintWeb);
 293                             Intent intent = new Intent(Intent.ACTION_VIEW, uriUrl);
 294                             startActivity(intent);
 295                         }
 296                         //ImprintDialog.newInstance(true).show(preference.get, "IMPRINT_DIALOG");
 297                         return true;
 298                     }
 299                 });
 300             } else {
 301                 preferenceCategory.removePreference(pImprint);
 302             }
 303         }
 304
 305         mPrefInstantUploadPath =  findPreference("instant_upload_path");
 306         if (mPrefInstantUploadPath != null){
 307
 308             mPrefInstantUploadPath.setOnPreferenceClickListener(new OnPreferenceClickListener() {
 309                     @Override
 310                     public boolean onPreferenceClick(Preference preference) {
 311                         if (!mUploadPath.endsWith(OCFile.PATH_SEPARATOR)) {
 312                             mUploadPath += OCFile.PATH_SEPARATOR;
 313                         }
 314                         Intent intent = new Intent(Preferences.this, UploadPathActivity.class);
 315                         intent.putExtra(UploadPathActivity.KEY_INSTANT_UPLOAD_PATH, mUploadPath);
 316                         startActivityForResult(intent, ACTION_SELECT_UPLOAD_PATH);
 317                         return true;
 318                     }
 319                 });
 320         }
 321
 322         mPrefInstantUploadCategory = (PreferenceCategory) findPreference("instant_uploading_category");
 323
 324         mPrefInstantUploadPathWiFi =  findPreference("instant_upload_on_wifi");
 325         mPrefInstantUpload = findPreference("instant_uploading");
 326
 327         toggleInstantPictureOptions(((CheckBoxPreference) mPrefInstantUpload).isChecked());
 328
 329         mPrefInstantUpload.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
 330
 331             @Override
 332             public boolean onPreferenceChange(Preference preference, Object newValue) {
 333                 toggleInstantPictureOptions((Boolean) newValue);
 334                 return true;
 335             }
 336         });
 337
 338         mPrefInstantVideoUploadPath =  findPreference("instant_video_upload_path");
 339         if (mPrefInstantVideoUploadPath != null){
 340
 341             mPrefInstantVideoUploadPath.setOnPreferenceClickListener(new OnPreferenceClickListener() {
 342                     @Override
 343                     public boolean onPreferenceClick(Preference preference) {
 344                         if (!mUploadVideoPath.endsWith(OCFile.PATH_SEPARATOR)) {
 345                             mUploadVideoPath += OCFile.PATH_SEPARATOR;
 346                         }
 347                         Intent intent = new Intent(Preferences.this, UploadPathActivity.class);
 348                         intent.putExtra(UploadPathActivity.KEY_INSTANT_UPLOAD_PATH, mUploadVideoPath);
 349                         startActivityForResult(intent, ACTION_SELECT_UPLOAD_VIDEO_PATH);
 350                         return true;
 351                     }
 352                 });
 353         }
 354
 355         mPrefInstantVideoUploadPathWiFi =  findPreference("instant_video_upload_on_wifi");
 356         mPrefInstantVideoUpload = findPreference("instant_video_uploading");
 357         toggleInstantVideoOptions(((CheckBoxPreference) mPrefInstantVideoUpload).isChecked());
 358
 359         mPrefInstantVideoUpload.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
 360
 361             @Override
 362             public boolean onPreferenceChange(Preference preference, Object newValue) {
 363                 toggleInstantVideoOptions((Boolean) newValue);
 364                 return true;
 365             }
 366         });
 367
 368         /* About App */
 369        pAboutApp = (Preference) findPreference("about_app");
 370        if (pAboutApp != null) {
 371                pAboutApp.setTitle(String.format(getString(R.string.about_android), getString(R.string.app_name)));
 372                pAboutApp.setSummary(String.format(getString(R.string.about_version), appVersion));
 373        }
 374
 375        loadInstantUploadPath();
 376        loadInstantUploadVideoPath();
 377
 378         /* ComponentsGetter */
 379         mDownloadServiceConnection = newTransferenceServiceConnection();
 380         if (mDownloadServiceConnection != null) {
 381             bindService(new Intent(this, FileDownloader.class), mDownloadServiceConnection,
 382                     Context.BIND_AUTO_CREATE);
 383         }
 384         mUploadServiceConnection = newTransferenceServiceConnection();
 385         if (mUploadServiceConnection != null) {
 386             bindService(new Intent(this, FileUploader.class), mUploadServiceConnection,
 387                     Context.BIND_AUTO_CREATE);
 388         }
 389
 390     }
 391
 392     private void toggleInstantPictureOptions(Boolean value){
 393         if (value){
 394             mPrefInstantUploadCategory.addPreference(mPrefInstantUploadPathWiFi);
 395             mPrefInstantUploadCategory.addPreference(mPrefInstantUploadPath);
 396         } else {
 397             mPrefInstantUploadCategory.removePreference(mPrefInstantUploadPathWiFi);
 398             mPrefInstantUploadCategory.removePreference(mPrefInstantUploadPath);
 399         }
 400     }
 401
 402     private void toggleInstantVideoOptions(Boolean value){
 403         if (value){
 404             mPrefInstantUploadCategory.addPreference(mPrefInstantVideoUploadPathWiFi);
 405             mPrefInstantUploadCategory.addPreference(mPrefInstantVideoUploadPath);
 406         } else {
 407             mPrefInstantUploadCategory.removePreference(mPrefInstantVideoUploadPathWiFi);
 408             mPrefInstantUploadCategory.removePreference(mPrefInstantVideoUploadPath);
 409         }
 410     }
 411
 412     @Override
 413     public void onCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) {
 414
 415         // Filter for only showing contextual menu when long press on the
 416         // accounts
 417         if (mShowContextMenu) {
 418             getMenuInflater().inflate(R.menu.account_picker_long_click, menu);
 419             mShowContextMenu = false;
 420         }
 421         super.onCreateContextMenu(menu, v, menuInfo);
 422     }
 423
 424     /**
 425      * Called when the user clicked on an item into the context menu created at
 426      * {@link #onCreateContextMenu(ContextMenu, View, ContextMenuInfo)} for
 427      * every ownCloud {@link Account} , containing 'secondary actions' for them.
 428      *
 429      * {@inheritDoc}
 430      */
 431     @Override
 432     public boolean onContextItemSelected(android.view.MenuItem item) {
 433         AccountManager am = (AccountManager) getSystemService(ACCOUNT_SERVICE);
 434         Account accounts[] = am.getAccountsByType(MainApp.getAccountType());
 435         for (Account a : accounts) {
 436             if (a.name.equals(mAccountName)) {
 437                 if (item.getItemId() == R.id.change_password) {
 438
 439                     // Change account password
 440                     Intent updateAccountCredentials = new Intent(this, AuthenticatorActivity.class);
 441                     updateAccountCredentials.putExtra(AuthenticatorActivity.EXTRA_ACCOUNT, a);
 442                     updateAccountCredentials.putExtra(AuthenticatorActivity.EXTRA_ACTION,
 443                             AuthenticatorActivity.ACTION_UPDATE_TOKEN);
 444                     startActivity(updateAccountCredentials);
 445
 446                 } else if (item.getItemId() == R.id.delete_account) {
 447
 448                     // Remove account
 449                     am.removeAccount(a, this, mHandler);
 450                     Log_OC.d(TAG, "Remove an account " + a.name);
 451                 }
 452             }
 453         }
 454
 455         return true;
 456     }
 457
 458     @Override
 459     public void run(AccountManagerFuture<Boolean> future) {
 460         if (future.isDone()) {
 461             // after remove account
 462             Account account = new Account(mAccountName, MainApp.getAccountType());
 463             if (!AccountUtils.exists(account, MainApp.getAppContext())) {
 464                 // Cancel tranfers
 465                 if (mUploaderBinder != null) {
 466                     mUploaderBinder.cancel(account);
 467                 }
 468                 if (mDownloaderBinder != null) {
 469                     mDownloaderBinder.cancel(account);
 470                 }
 471             }
 472
 473             Account a = AccountUtils.getCurrentOwnCloudAccount(this);
 474             String accountName = "";
 475             if (a == null) {
 476                 Account[] accounts = AccountManager.get(this).getAccountsByType(MainApp.getAccountType());
 477                 if (accounts.length != 0)
 478                     accountName = accounts[0].name;
 479                 AccountUtils.setCurrentOwnCloudAccount(this, accountName);
 480             }
 481             addAccountsCheckboxPreferences();
 482         }
 483     }
 484
 485     @Override
 486     protected void onResume() {
 487         super.onResume();
 488         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 489         boolean state = appPrefs.getBoolean("set_pincode", false);
 490         pCode.setChecked(state);
 491
 492         // Populate the accounts category with the list of accounts
 493         addAccountsCheckboxPreferences();
 494     }
 495
 496     @Override
 497     public boolean onCreateOptionsMenu(Menu menu) {
 498         super.onCreateOptionsMenu(menu);
 499         return true;
 500     }
 501
 502     @Override
 503     public boolean onMenuItemSelected(int featureId, MenuItem item) {
 504         super.onMenuItemSelected(featureId, item);
 505         Intent intent;
 506
 507         switch (item.getItemId()) {
 508         case android.R.id.home:
 509             intent = new Intent(getBaseContext(), FileDisplayActivity.class);
 510             intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 511             startActivity(intent);
 512             break;
 513         default:
 514             Log_OC.w(TAG, "Unknown menu item triggered");
 515             return false;
 516         }
 517         return true;
 518     }
 519
 520     @Override
 521     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 522         super.onActivityResult(requestCode, resultCode, data);
 523
 524         if (requestCode == ACTION_SELECT_UPLOAD_PATH && resultCode == RESULT_OK){
 525
 526             OCFile folderToUpload = (OCFile) data.getParcelableExtra(UploadPathActivity.EXTRA_FOLDER);
 527
 528             mUploadPath = folderToUpload.getRemotePath();
 529
 530             mUploadPath = DisplayUtils.getPathWithoutLastSlash(mUploadPath);
 531
 532             // Show the path on summary preference
 533             mPrefInstantUploadPath.setSummary(mUploadPath);
 534
 535             saveInstantUploadPathOnPreferences();
 536
 537         } else if (requestCode == ACTION_SELECT_UPLOAD_VIDEO_PATH && resultCode == RESULT_OK){
 538
 539             OCFile folderToUploadVideo = (OCFile) data.getParcelableExtra(UploadPathActivity.EXTRA_FOLDER);
 540
 541             mUploadVideoPath = folderToUploadVideo.getRemotePath();
 542
 543             mUploadVideoPath = DisplayUtils.getPathWithoutLastSlash(mUploadVideoPath);
 544
 545             // Show the video path on summary preference
 546             mPrefInstantVideoUploadPath.setSummary(mUploadVideoPath);
 547
 548             saveInstantUploadVideoPathOnPreferences();
 549         }
 550     }
 551
 552     @Override
 553     protected void onDestroy() {
 554         mDbHandler.close();
 555
 556         if (mDownloadServiceConnection != null) {
 557             unbindService(mDownloadServiceConnection);
 558             mDownloadServiceConnection = null;
 559         }
 560         if (mUploadServiceConnection != null) {
 561             unbindService(mUploadServiceConnection);
 562             mUploadServiceConnection = null;
 563         }
 564
 565         super.onDestroy();
 566     }
 567
 568     /**
 569      * Create the list of accounts that has been added into the app
 570      */
 571     @SuppressWarnings("deprecation")
 572     private void addAccountsCheckboxPreferences() {
 573
 574         // Remove accounts in case list is refreshing for avoiding to have
 575         // duplicate items
 576         if (mAccountsPrefCategory.getPreferenceCount() > 0) {
 577             mAccountsPrefCategory.removeAll();
 578         }
 579
 580         AccountManager am = (AccountManager) getSystemService(ACCOUNT_SERVICE);
 581         Account accounts[] = am.getAccountsByType(MainApp.getAccountType());
 582         Account currentAccount = AccountUtils.getCurrentOwnCloudAccount(getApplicationContext());
 583
 584         if (am.getAccountsByType(MainApp.getAccountType()).length == 0) {
 585             // Show create account screen if there isn't any account
 586             am.addAccount(MainApp.getAccountType(), null, null, null, this,
 587                     null,
 588                     null);
 589         }
 590         else {
 591
 592             for (Account a : accounts) {
 593                 RadioButtonPreference accountPreference = new RadioButtonPreference(this);
 594                 accountPreference.setKey(a.name);
 595                 // Handle internationalized domain names
 596                 accountPreference.setTitle(DisplayUtils.convertIdn(a.name, false));
 597                 mAccountsPrefCategory.addPreference(accountPreference);
 598
 599                 // Check the current account that is being used
 600                 if (a.name.equals(currentAccount.name)) {
 601                     accountPreference.setChecked(true);
 602                 } else {
 603                     accountPreference.setChecked(false);
 604                 }
 605
 606                 accountPreference.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
 607                     @Override
 608                     public boolean onPreferenceChange(Preference preference, Object newValue) {
 609                         String key = preference.getKey();
 610                         AccountManager am = (AccountManager) getSystemService(ACCOUNT_SERVICE);
 611                         Account accounts[] = am.getAccountsByType(MainApp.getAccountType());
 612                         for (Account a : accounts) {
 613                             RadioButtonPreference p = (RadioButtonPreference) findPreference(a.name);
 614                             if (key.equals(a.name)) {
 615                                 boolean accountChanged = !p.isChecked();
 616                                 p.setChecked(true);
 617                                 AccountUtils.setCurrentOwnCloudAccount(
 618                                         getApplicationContext(),
 619                                         a.name
 620                                 );
 621                                 if (accountChanged) {
 622                                     // restart the main activity
 623                                     Intent i = new Intent(
 624                                             Preferences.this,
 625                                             FileDisplayActivity.class
 626                                     );
 627                                     i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 628                                     i.addFlags(Intent.FLAG_ACTIVITY_SINGLE_TOP);
 629                                     startActivity(i);
 630                                 } else {
 631                                     finish();
 632                                 }
 633                             } else {
 634                                 p.setChecked(false);
 635                             }
 636                         }
 637                         return (Boolean) newValue;
 638                     }
 639                 });
 640
 641             }
 642
 643             // Add Create Account preference at the end of account list if
 644             // Multiaccount is enabled
 645             if (getResources().getBoolean(R.bool.multiaccount_support)) {
 646                 createAddAccountPreference();
 647             }
 648
 649         }
 650     }
 651
 652     /**
 653      * Create the preference for allow adding new accounts
 654      */
 655     private void createAddAccountPreference() {
 656         Preference addAccountPref = new Preference(this);
 657         addAccountPref.setKey("add_account");
 658         addAccountPref.setTitle(getString(R.string.prefs_add_account));
 659         mAccountsPrefCategory.addPreference(addAccountPref);
 660
 661         addAccountPref.setOnPreferenceClickListener(new OnPreferenceClickListener() {
 662             @Override
 663             public boolean onPreferenceClick(Preference preference) {
 664                 AccountManager am = AccountManager.get(getApplicationContext());
 665                 am.addAccount(MainApp.getAccountType(), null, null, null, Preferences.this, null, null);
 666                 return true;
 667             }
 668         });
 669
 670     }
 671
 672     /**
 673      * Load upload path set on preferences
 674      */
 675     private void loadInstantUploadPath() {
 676         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 677         mUploadPath = appPrefs.getString("instant_upload_path", getString(R.string.instant_upload_path));
 678         mPrefInstantUploadPath.setSummary(mUploadPath);
 679     }
 680
 681     /**
 682      * Save the "Instant Upload Path" on preferences
 683      */
 684     private void saveInstantUploadPathOnPreferences() {
 685         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 686         SharedPreferences.Editor editor = appPrefs.edit();
 687         editor.putString("instant_upload_path", mUploadPath);
 688         editor.commit();
 689     }
 690
 691     /**
 692      * Load upload video path set on preferences
 693      */
 694     private void loadInstantUploadVideoPath() {
 695         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 696         mUploadVideoPath = appPrefs.getString("instant_video_upload_path", getString(R.string.instant_upload_path));
 697         mPrefInstantVideoUploadPath.setSummary(mUploadVideoPath);
 698     }
 699
 700     /**
 701      * Save the "Instant Video Upload Path" on preferences
 702      */
 703     private void saveInstantUploadVideoPathOnPreferences() {
 704         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
 705         SharedPreferences.Editor editor = appPrefs.edit();
 706         editor.putString("instant_video_upload_path", mUploadVideoPath);
 707         editor.commit();
 708     }
 709
 710     // Methods for ComponetsGetter
 711     @Override
 712     public FileDownloader.FileDownloaderBinder getFileDownloaderBinder() {
 713         return mDownloaderBinder;
 714     }
 715
 716
 717     @Override
 718     public FileUploader.FileUploaderBinder getFileUploaderBinder() {
 719         return mUploaderBinder;
 720     }
 721
 722     @Override
 723     public OperationsService.OperationsServiceBinder getOperationsServiceBinder() {
 724         return null;
 725     }
 726
 727     @Override
 728     public FileDataStorageManager getStorageManager() {
 729         return null;
 730     }
 731
 732     @Override
 733     public FileOperationsHelper getFileOperationsHelper() {
 734         return null;
 735     }
 736
 737     protected ServiceConnection newTransferenceServiceConnection() {
 738         return new PreferencesServiceConnection();
 739     }
 740
 741     /** Defines callbacks for service binding, passed to bindService() */
 742     private class PreferencesServiceConnection implements ServiceConnection {
 743
 744         @Override
 745         public void onServiceConnected(ComponentName component, IBinder service) {
 746
 747             if (component.equals(new ComponentName(Preferences.this, FileDownloader.class))) {
 748                 mDownloaderBinder = (FileDownloader.FileDownloaderBinder) service;
 749
 750             } else if (component.equals(new ComponentName(Preferences.this, FileUploader.class))) {
 751                 Log_OC.d(TAG, "Upload service connected");
 752                 mUploaderBinder = (FileUploader.FileUploaderBinder) service;
 753             } else {
 754                 return;
 755             }
 756
 757         }
 758
 759         @Override
 760         public void onServiceDisconnected(ComponentName component) {
 761             if (component.equals(new ComponentName(Preferences.this, FileDownloader.class))) {
 762                 Log_OC.d(TAG, "Download service suddenly disconnected");
 763                 mDownloaderBinder = null;
 764             } else if (component.equals(new ComponentName(Preferences.this, FileUploader.class))) {
 765                 Log_OC.d(TAG, "Upload service suddenly disconnected");
 766                 mUploaderBinder = null;
 767             }
 768         }
 769     };
 770 }