src/com/owncloud/android/ui/activity/FileDisplayActivity.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
  23 package com.owncloud.android.ui.activity;
  24
  25 import android.accounts.Account;
  26 import android.accounts.AccountManager;
  27 import android.accounts.AuthenticatorException;
  28 import android.annotation.TargetApi;
  29 import android.support.v7.app.AlertDialog;
  30 import android.content.BroadcastReceiver;
  31 import android.content.ComponentName;
  32 import android.content.ContentResolver;
  33 import android.content.Context;
  34 import android.content.DialogInterface;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.content.ServiceConnection;
  38 import android.content.SharedPreferences;
  39 import android.content.SyncRequest;
  40 import android.content.res.Resources.NotFoundException;
  41 import android.database.Cursor;
  42 import android.net.Uri;
  43 import android.os.Build;
  44 import android.os.Bundle;
  45 import android.os.IBinder;
  46 import android.preference.PreferenceManager;
  47 import android.provider.OpenableColumns;
  48 import android.support.v4.app.Fragment;
  49 import android.support.v4.app.FragmentManager;
  50 import android.support.v4.app.FragmentTransaction;
  51 import android.support.v4.content.ContextCompat;
  52 import android.support.v4.view.GravityCompat;
  53 import android.view.Menu;
  54 import android.view.MenuInflater;
  55 import android.view.MenuItem;
  56 import android.view.View;
  57 import android.widget.ProgressBar;
  58 import android.widget.RelativeLayout;
  59 import android.widget.TextView;
  60 import android.widget.Toast;
  61
  62 import com.owncloud.android.MainApp;
  63 import com.owncloud.android.R;
  64 import com.owncloud.android.datamodel.FileDataStorageManager;
  65 import com.owncloud.android.datamodel.OCFile;
  66 import com.owncloud.android.files.services.FileDownloader;
  67 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  68 import com.owncloud.android.files.services.FileUploader;
  69 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  70 import com.owncloud.android.lib.common.OwnCloudAccount;
  71 import com.owncloud.android.lib.common.OwnCloudClient;
  72 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  73 import com.owncloud.android.lib.common.OwnCloudCredentials;
  74 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  75 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  76 import com.owncloud.android.lib.common.operations.RemoteOperation;
  77 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  78 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  79 import com.owncloud.android.lib.common.utils.Log_OC;
  80 import com.owncloud.android.operations.CopyFileOperation;
  81 import com.owncloud.android.operations.CreateFolderOperation;
  82 import com.owncloud.android.operations.CreateShareOperation;
  83 import com.owncloud.android.operations.MoveFileOperation;
  84 import com.owncloud.android.operations.RefreshFolderOperation;
  85 import com.owncloud.android.operations.RemoveFileOperation;
  86 import com.owncloud.android.operations.RenameFileOperation;
  87 import com.owncloud.android.operations.SynchronizeFileOperation;
  88 import com.owncloud.android.operations.UnshareLinkOperation;
  89 import com.owncloud.android.services.observer.FileObserverService;
  90 import com.owncloud.android.syncadapter.FileSyncAdapter;
  91 import com.owncloud.android.ui.dialog.ConfirmationDialogFragment;
  92 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  93 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  94 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  95 import com.owncloud.android.ui.dialog.UploadSourceDialogFragment;
  96 import com.owncloud.android.ui.fragment.FileDetailFragment;
  97 import com.owncloud.android.ui.fragment.FileFragment;
  98 import com.owncloud.android.ui.fragment.OCFileListFragment;
  99 import com.owncloud.android.ui.preview.PreviewImageActivity;
 100 import com.owncloud.android.ui.preview.PreviewImageFragment;
 101 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 102 import com.owncloud.android.ui.preview.PreviewTextFragment;
 103 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 104 import com.owncloud.android.utils.DisplayUtils;
 105 import com.owncloud.android.utils.ErrorMessageAdapter;
 106 import com.owncloud.android.utils.FileStorageUtils;
 107 import com.owncloud.android.utils.UriUtils;
 108
 109 import java.io.File;
 110
 111 /**
 112  * Displays, what files the user has available in his ownCloud.
 113  */
 114
 115 public class FileDisplayActivity extends HookActivity
 116         implements FileFragment.ContainerActivity,
 117         OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 118
 119
 120
 121     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 122     private UploadFinishReceiver mUploadFinishReceiver;
 123     private DownloadFinishReceiver mDownloadFinishReceiver;
 124     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 125
 126     private boolean mDualPane;
 127     private View mLeftFragmentContainer;
 128     private View mRightFragmentContainer;
 129     private ProgressBar mProgressBar;
 130
 131     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 132     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 133     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 134
 135     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 136
 137     public static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 138     public static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 139     public static final int ACTION_MOVE_FILES = 3;
 140     public static final int ACTION_COPY_FILES = 4;
 141
 142     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 143
 144     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 145     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 146
 147     private OCFile mWaitingToPreview;
 148
 149     private boolean mSyncInProgress = false;
 150
 151     private static String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT";
 152     private static String DIALOG_CREATE_FOLDER = "DIALOG_CREATE_FOLDER";
 153     private static String DIALOG_UPLOAD_SOURCE = "DIALOG_UPLOAD_SOURCE";
 154     private static String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED";
 155
 156     private OCFile mWaitingToSend;
 157
 158
 159     @Override
 160     protected void onCreate(Bundle savedInstanceState) {
 161         Log_OC.v(TAG, "onCreate() start");
 162
 163         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account
 164                                             // is valid
 165
 166         /// grant that FileObserverService is watching favorite files
 167         if (savedInstanceState == null) {
 168             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 169             startService(initObserversIntent);
 170         }
 171
 172         /// Load of saved instance state
 173         if(savedInstanceState != null) {
 174             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(
 175                     FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 176             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 177             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(
 178                     FileDisplayActivity.KEY_WAITING_TO_SEND);
 179         } else {
 180             mWaitingToPreview = null;
 181             mSyncInProgress = false;
 182             mWaitingToSend = null;
 183         }
 184
 185         /// USER INTERFACE
 186
 187         // Inflate and set the layout view
 188         setContentView(R.layout.files);
 189
 190         // Navigation Drawer
 191         initDrawer();
 192
 193         mProgressBar = (ProgressBar) findViewById(R.id.progressBar);
 194         mProgressBar.setIndeterminateDrawable(
 195                 ContextCompat.getDrawable(this,
 196                         R.drawable.actionbar_progress_indeterminate_horizontal));
 197
 198         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 199         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 200         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 201         if (savedInstanceState == null) {
 202             createMinFragments();
 203         }
 204
 205         // Action bar setup
 206         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS,
 207                                                                 // according to the official
 208                                                                 // documentation
 209
 210         // enable ActionBar app icon to behave as action to toggle nav drawer
 211         //getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 212         getSupportActionBar().setHomeButtonEnabled(true);
 213
 214         mProgressBar.setIndeterminate(mSyncInProgress);
 215         // always AFTER setContentView(...) ; to work around bug in its implementation
 216
 217         setBackgroundText();
 218
 219         Log_OC.v(TAG, "onCreate() end");
 220     }
 221
 222     @Override
 223     protected void onStart() {
 224         Log_OC.v(TAG, "onStart() start");
 225         super.onStart();
 226         Log_OC.v(TAG, "onStart() end");
 227     }
 228
 229     @Override
 230     protected void onDestroy() {
 231         Log_OC.v(TAG, "onDestroy() start");
 232         super.onDestroy();
 233         Log_OC.v(TAG, "onDestroy() end");
 234     }
 235
 236     /**
 237      * Called when the ownCloud {@link Account} associated to the Activity was just updated.
 238      */
 239     @Override
 240     protected void onAccountSet(boolean stateWasRecovered) {
 241         super.onAccountSet(stateWasRecovered);
 242         if (getAccount() != null) {
 243             /// Check whether the 'main' OCFile handled by the Activity is contained in the
 244             // current Account
 245             OCFile file = getFile();
 246             // get parent from path
 247             String parentPath = "";
 248             if (file != null) {
 249                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 250                     // upload in progress - right now, files are not inserted in the local
 251                     // cache until the upload is successful get parent from path
 252                     parentPath = file.getRemotePath().substring(0,
 253                             file.getRemotePath().lastIndexOf(file.getFileName()));
 254                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 255                         file = null; // not able to know the directory where the file is uploading
 256                 } else {
 257                     file = getStorageManager().getFileByPath(file.getRemotePath());
 258                     // currentDir = null if not in the current Account
 259                 }
 260             }
 261             if (file == null) {
 262                 // fall back to root folder
 263                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 264             }
 265             setFile(file);
 266
 267             if (mAccountWasSet) {
 268                 RelativeLayout navigationDrawerLayout = (RelativeLayout) findViewById(R.id.left_drawer);
 269                 if (navigationDrawerLayout != null && getAccount() != null) {
 270                     TextView username = (TextView) navigationDrawerLayout.findViewById(R.id.drawer_username);
 271                     int lastAtPos = getAccount().name.lastIndexOf("@");
 272                     username.setText(getAccount().name.substring(0, lastAtPos));
 273                 }
 274             }
 275
 276             if (!stateWasRecovered) {
 277                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
 278                 initFragmentsWithFile();
 279                 if (file.isFolder()) {
 280                     startSyncFolderOperation(file, false);
 281                 }
 282
 283             } else {
 284                 updateFragmentsVisibility(!file.isFolder());
 285                 updateActionBarTitleAndHomeButton(file.isFolder() ? null : file);
 286             }
 287         }
 288     }
 289
 290     private void createMinFragments() {
 291         OCFileListFragment listOfFiles = new OCFileListFragment();
 292         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 293         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 294         transaction.commit();
 295     }
 296
 297     private void initFragmentsWithFile() {
 298         if (getAccount() != null && getFile() != null) {
 299             /// First fragment
 300             OCFileListFragment listOfFiles = getListOfFilesFragment();
 301             if (listOfFiles != null) {
 302                 listOfFiles.listDirectory(getCurrentDir());
 303                 // TODO Enable when "On Device" is recovered
 304                 // listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
 305
 306             } else {
 307                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 308             }
 309
 310             /// Second fragment
 311             OCFile file = getFile();
 312             Fragment secondFragment = chooseInitialSecondFragment(file);
 313             if (secondFragment != null) {
 314                 setSecondFragment(secondFragment);
 315                 updateFragmentsVisibility(true);
 316                 updateActionBarTitleAndHomeButton(file);
 317
 318             } else {
 319                 cleanSecondFragment();
 320                 if (file.isDown() && PreviewTextFragment.canBePreviewed(file))
 321                     startTextPreview(file);
 322             }
 323
 324         } else {
 325             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 326             if (getAccount() == null) {
 327                 Log_OC.wtf(TAG, "\t account is NULL");
 328             }
 329             if (getFile() == null) {
 330                 Log_OC.wtf(TAG, "\t file is NULL");
 331             }
 332         }
 333     }
 334
 335     private Fragment chooseInitialSecondFragment(OCFile file) {
 336         Fragment secondFragment = null;
 337         if (file != null && !file.isFolder()) {
 338             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 339                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 340                     ) {
 341                 int startPlaybackPosition =
 342                         getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 343                 boolean autoplay =
 344                         getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 345                 secondFragment = new PreviewMediaFragment(file, getAccount(),
 346                         startPlaybackPosition, autoplay);
 347
 348             } else if (file.isDown() && PreviewTextFragment.canBePreviewed(file)) {
 349                 secondFragment = null;
 350             } else {
 351             secondFragment = FileDetailFragment.newInstance(file, getAccount());
 352         }
 353         }
 354         return secondFragment;
 355     }
 356
 357
 358     /**
 359      * Replaces the second fragment managed by the activity with the received as
 360      * a parameter.
 361      * <p/>
 362      * Assumes never will be more than two fragments managed at the same time.
 363      *
 364      * @param fragment New second Fragment to set.
 365      */
 366     private void setSecondFragment(Fragment fragment) {
 367         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 368         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 369         transaction.commit();
 370     }
 371
 372
 373     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 374         if (mDualPane) {
 375             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 376                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 377             }
 378             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 379                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 380             }
 381
 382         } else if (existsSecondFragment) {
 383             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 384                 mLeftFragmentContainer.setVisibility(View.GONE);
 385             }
 386             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 387                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 388             }
 389
 390         } else {
 391             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 392                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 393             }
 394             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 395                 mRightFragmentContainer.setVisibility(View.GONE);
 396             }
 397         }
 398     }
 399
 400
 401     private OCFileListFragment getListOfFilesFragment() {
 402         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(
 403                 FileDisplayActivity.TAG_LIST_OF_FILES);
 404         if (listOfFiles != null) {
 405             return (OCFileListFragment) listOfFiles;
 406         }
 407         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 408         return null;
 409     }
 410
 411     public FileFragment getSecondFragment() {
 412         Fragment second = getSupportFragmentManager().findFragmentByTag(
 413                 FileDisplayActivity.TAG_SECOND_FRAGMENT);
 414         if (second != null) {
 415             return (FileFragment) second;
 416         }
 417         return null;
 418     }
 419
 420     protected void cleanSecondFragment() {
 421         Fragment second = getSecondFragment();
 422         if (second != null) {
 423             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 424             tr.remove(second);
 425             tr.commit();
 426         }
 427         updateFragmentsVisibility(false);
 428         updateActionBarTitleAndHomeButton(null);
 429     }
 430
 431     protected void refreshListOfFilesFragment() {
 432         OCFileListFragment fileListFragment = getListOfFilesFragment();
 433         if (fileListFragment != null) {
 434             fileListFragment.listDirectory();
 435             // TODO Enable when "On Device" is recovered ?
 436             // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
 437         }
 438     }
 439
 440     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath,
 441                                          boolean success) {
 442         FileFragment secondFragment = getSecondFragment();
 443         boolean waitedPreview = (mWaitingToPreview != null &&
 444                 mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 445         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 446             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 447             OCFile fileInFragment = detailsFragment.getFile();
 448             if (fileInFragment != null &&
 449                     !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 450                 // the user browsed to other file ; forget the automatic preview
 451                 mWaitingToPreview = null;
 452
 453             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 454                 // grant that the right panel updates the progress bar
 455                 detailsFragment.listenForTransferProgress();
 456                 detailsFragment.updateFileDetails(true, false);
 457
 458             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 459                 //  update the right panel
 460                 boolean detailsFragmentChanged = false;
 461                 if (waitedPreview) {
 462                     if (success) {
 463                         mWaitingToPreview = getStorageManager().getFileById(
 464                                 mWaitingToPreview.getFileId());   // update the file from database,
 465                                                                   // for the local storage path
 466                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 467                             startMediaPreview(mWaitingToPreview, 0, true);
 468                             detailsFragmentChanged = true;
 469                         } else if (PreviewTextFragment.canBePreviewed(mWaitingToPreview)) {
 470                             startTextPreview(mWaitingToPreview);
 471                             detailsFragmentChanged = true;
 472                         } else {
 473                             getFileOperationsHelper().openFile(mWaitingToPreview);
 474                         }
 475                     }
 476                     mWaitingToPreview = null;
 477                 }
 478                 if (!detailsFragmentChanged) {
 479                     detailsFragment.updateFileDetails(false, (success));
 480                 }
 481             }
 482         }
 483     }
 484
 485     @Override
 486     public boolean onPrepareOptionsMenu(Menu menu) {
 487         boolean drawerOpen = mDrawerLayout.isDrawerOpen(GravityCompat.START);
 488         menu.findItem(R.id.action_upload).setVisible(!drawerOpen);
 489         menu.findItem(R.id.action_create_dir).setVisible(!drawerOpen);
 490         menu.findItem(R.id.action_sort).setVisible(!drawerOpen);
 491         menu.findItem(R.id.action_sync_account).setVisible(!drawerOpen);
 492
 493         return super.onPrepareOptionsMenu(menu);
 494     }
 495
 496     @Override
 497     public boolean onCreateOptionsMenu(Menu menu) {
 498         MenuInflater inflater = getMenuInflater();
 499         inflater.inflate(R.menu.main_menu, menu);
 500         return true;
 501     }
 502
 503
 504     @Override
 505     public boolean onOptionsItemSelected(MenuItem item) {
 506         boolean retval = true;
 507         switch (item.getItemId()) {
 508             case R.id.action_create_dir: {
 509                 CreateFolderDialogFragment dialog =
 510                         CreateFolderDialogFragment.newInstance(getCurrentDir());
 511                 dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
 512                 break;
 513             }
 514
 515             case R.id.action_sync_account: {
 516                 startSynchronization();
 517                 break;
 518             }
 519             case R.id.action_upload: {
 520                 UploadSourceDialogFragment dialog =
 521                         UploadSourceDialogFragment.newInstance(getAccount());
 522                 dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
 523                 break;
 524             }
 525             case android.R.id.home: {
 526                 FileFragment second = getSecondFragment();
 527                 OCFile currentDir = getCurrentDir();
 528                 if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
 529                     mDrawerLayout.closeDrawer(GravityCompat.START);
 530                 } else if((currentDir != null && currentDir.getParentId() != 0) ||
 531                         (second != null && second.getFile() != null)) {
 532                     onBackPressed();
 533
 534                 } else {
 535                     mDrawerLayout.openDrawer(GravityCompat.START);
 536                 }
 537                 break;
 538             }
 539             case R.id.action_sort: {
 540                 SharedPreferences appPreferences = PreferenceManager
 541                         .getDefaultSharedPreferences(this);
 542
 543                 // Read sorting order, default to sort by name ascending
 544                 Integer sortOrder = appPreferences
 545                         .getInt("sortOrder", FileStorageUtils.SORT_NAME);
 546
 547                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
 548                 builder.setTitle(R.string.actionbar_sort_title)
 549                         .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder ,
 550                                 new DialogInterface.OnClickListener() {
 551                             public void onClick(DialogInterface dialog, int which) {
 552                                 switch (which){
 553                                     case 0:
 554                                         sortByName(true);
 555                                         break;
 556                                     case 1:
 557                                         sortByDate(false);
 558                                         break;
 559                                 }
 560
 561                                 dialog.dismiss();
 562                             }
 563                         });
 564                 builder.create().show();
 565                 break;
 566             }
 567         default:
 568             retval = super.onOptionsItemSelected(item);
 569         }
 570         return retval;
 571     }
 572
 573     private void startSynchronization() {
 574         Log_OC.d(TAG, "Got to start sync");
 575         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 576             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 577             ContentResolver.cancelSync(null, MainApp.getAuthority());
 578             // cancel the current synchronizations of any ownCloud account
 579             Bundle bundle = new Bundle();
 580             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 581             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 582             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 583                     MainApp.getAuthority());
 584             ContentResolver.requestSync(
 585                     getAccount(),
 586                     MainApp.getAuthority(), bundle);
 587         } else {
 588             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 589                     MainApp.getAuthority() + " with new API");
 590             SyncRequest.Builder builder = new SyncRequest.Builder();
 591             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 592             builder.setExpedited(true);
 593             builder.setManual(true);
 594             builder.syncOnce();
 595
 596             // Fix bug in Android Lollipop when you click on refresh the whole account
 597             Bundle extras = new Bundle();
 598             builder.setExtras(extras);
 599
 600             SyncRequest request = builder.build();
 601             ContentResolver.requestSync(request);
 602         }
 603     }
 604
 605     /**
 606      * Called, when the user selected something for uploading
 607      *
 608      */
 609     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 610     @Override
 611     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 612
 613         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK ||
 614                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 615             //getClipData is only supported on api level 16+, Jelly Bean
 616             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 617                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 618                     Intent intent = new Intent();
 619                     intent.setData(data.getClipData().getItemAt(i).getUri());
 620                     requestSimpleUpload(intent, resultCode);
 621                 }
 622             }else {
 623                 requestSimpleUpload(data, resultCode);
 624             }
 625         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK ||
 626                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 627             requestMultipleUpload(data, resultCode);
 628
 629         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 630             final Intent fData = data;
 631             final int fResultCode = resultCode;
 632             getHandler().postDelayed(
 633                     new Runnable() {
 634                         @Override
 635                         public void run() {
 636                             requestMoveOperation(fData, fResultCode);
 637                         }
 638                     },
 639                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 640             );
 641
 642         } else if (requestCode == ACTION_COPY_FILES && resultCode == RESULT_OK) {
 643
 644             final Intent fData = data;
 645             final int fResultCode = resultCode;
 646             getHandler().postDelayed(
 647                     new Runnable() {
 648                         @Override
 649                         public void run() {
 650                             requestCopyOperation(fData, fResultCode);
 651                         }
 652                     },
 653                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 654             );
 655
 656         } else {
 657             super.onActivityResult(requestCode, resultCode, data);
 658         }
 659
 660     }
 661
 662     private void requestMultipleUpload(Intent data, int resultCode) {
 663         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 664         if (filePaths != null) {
 665             String[] remotePaths = new String[filePaths.length];
 666             String remotePathBase = getCurrentDir().getRemotePath();
 667             for (int j = 0; j< remotePaths.length; j++) {
 668                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 669             }
 670
 671             Intent i = new Intent(this, FileUploader.class);
 672             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 673             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 674             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 675             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 676             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 677                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 678             startService(i);
 679
 680         } else {
 681             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 682             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected),
 683                     Toast.LENGTH_LONG);
 684             t.show();
 685             return;
 686         }
 687     }
 688
 689
 690     private void requestSimpleUpload(Intent data, int resultCode) {
 691         String filePath = null;
 692         String mimeType = null;
 693
 694         Uri selectedImageUri = data.getData();
 695
 696         try {
 697             mimeType = getContentResolver().getType(selectedImageUri);
 698
 699             String fileManagerString = selectedImageUri.getPath();
 700             String selectedImagePath = UriUtils.getLocalPath(selectedImageUri, this);
 701
 702             if (selectedImagePath != null)
 703                 filePath = selectedImagePath;
 704             else
 705                 filePath = fileManagerString;
 706
 707         } catch (Exception e) {
 708             Log_OC.e(TAG, "Unexpected exception when trying to read the result of " +
 709                     "Intent.ACTION_GET_CONTENT", e);
 710
 711         } finally {
 712             if (filePath == null) {
 713                 Log_OC.e(TAG, "Couldn't resolve path to file");
 714                 Toast t = Toast.makeText(
 715                         this, getString(R.string.filedisplay_unexpected_bad_get_content),
 716                         Toast.LENGTH_LONG
 717                 );
 718                 t.show();
 719                 return;
 720             }
 721         }
 722
 723         Intent i = new Intent(this, FileUploader.class);
 724         i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 725         OCFile currentDir = getCurrentDir();
 726         String remotePath =  (currentDir != null) ? currentDir.getRemotePath() : OCFile.ROOT_PATH;
 727
 728         if (filePath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 729             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
 730             try {
 731                 if (cursor != null && cursor.moveToFirst()) {
 732                     String displayName = cursor.getString(cursor.getColumnIndex(
 733                             OpenableColumns.DISPLAY_NAME));
 734                     Log_OC.v(TAG, "Display Name: " + displayName );
 735
 736                     displayName.replace(File.separatorChar, '_');
 737                     displayName.replace(File.pathSeparatorChar, '_');
 738                     remotePath += displayName + DisplayUtils.getComposedFileExtension(filePath);
 739
 740                 }
 741                 // and what happens in case of error?; wrong target name for the upload
 742             } finally {
 743                 cursor.close();
 744             }
 745
 746         } else {
 747             remotePath += new File(filePath).getName();
 748         }
 749
 750         i.putExtra(FileUploader.KEY_LOCAL_FILE, filePath);
 751         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePath);
 752         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 753         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 754         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 755         i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 756         startService(i);
 757     }
 758
 759     /**
 760      * Request the operation for moving the file/folder from one path to another
 761      *
 762      * @param data       Intent received
 763      * @param resultCode Result code received
 764      */
 765     private void requestMoveOperation(Intent data, int resultCode) {
 766         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 767         OCFile targetFile = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 768         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 769     }
 770
 771     /**
 772      * Request the operation for copying the file/folder from one path to another
 773      *
 774      * @param data       Intent received
 775      * @param resultCode Result code received
 776      */
 777     private void requestCopyOperation(Intent data, int resultCode) {
 778         OCFile folderToMoveAt = data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 779         OCFile targetFile = data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 780         getFileOperationsHelper().copyFile(folderToMoveAt, targetFile);
 781     }
 782
 783     @Override
 784     public void onBackPressed() {
 785         if (!isDrawerOpen()){
 786             OCFileListFragment listOfFiles = getListOfFilesFragment();
 787             if (mDualPane || getSecondFragment() == null) {
 788                 OCFile currentDir = getCurrentDir();
 789                 if (currentDir == null || currentDir.getParentId() == FileDataStorageManager.ROOT_PARENT_ID) {
 790                     finish();
 791                     return;
 792                 }
 793                 if (listOfFiles != null) {  // should never be null, indeed
 794                     listOfFiles.onBrowseUp();
 795                 }
 796             }
 797             if (listOfFiles != null) {  // should never be null, indeed
 798                 setFile(listOfFiles.getCurrentFile());
 799             }
 800             cleanSecondFragment();
 801         } else {
 802             super.onBackPressed();
 803         }
 804     }
 805
 806     @Override
 807     protected void onSaveInstanceState(Bundle outState) {
 808         // responsibility of restore is preferred in onCreate() before than in
 809         // onRestoreInstanceState when there are Fragments involved
 810         Log_OC.v(TAG, "onSaveInstanceState() start");
 811         super.onSaveInstanceState(outState);
 812         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 813         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 814         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS,
 815         // mRefreshSharesInProgress);
 816         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 817
 818         Log_OC.v(TAG, "onSaveInstanceState() end");
 819     }
 820
 821
 822     @Override
 823     protected void onResume() {
 824         Log_OC.v(TAG, "onResume() start");
 825         super.onResume();
 826         // refresh Navigation Drawer account list
 827         mNavigationDrawerAdapter.updateAccountList();
 828
 829         // refresh list of files
 830         refreshListOfFilesFragment();
 831
 832         // Listen for sync messages
 833         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 834         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 835         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 836         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 837         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 838         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 839         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 840         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver,
 841         // syncIntentFilter);
 842
 843         // Listen for upload messages
 844         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 845         mUploadFinishReceiver = new UploadFinishReceiver();
 846         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 847
 848         // Listen for download messages
 849         IntentFilter downloadIntentFilter = new IntentFilter(
 850                 FileDownloader.getDownloadAddedMessage());
 851         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 852         mDownloadFinishReceiver = new DownloadFinishReceiver();
 853         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 854
 855         Log_OC.v(TAG, "onResume() end");
 856
 857     }
 858
 859
 860     @Override
 861     protected void onPause() {
 862         Log_OC.v(TAG, "onPause() start");
 863         if (mSyncBroadcastReceiver != null) {
 864             unregisterReceiver(mSyncBroadcastReceiver);
 865             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 866             mSyncBroadcastReceiver = null;
 867         }
 868         if (mUploadFinishReceiver != null) {
 869             unregisterReceiver(mUploadFinishReceiver);
 870             mUploadFinishReceiver = null;
 871         }
 872         if (mDownloadFinishReceiver != null) {
 873             unregisterReceiver(mDownloadFinishReceiver);
 874             mDownloadFinishReceiver = null;
 875         }
 876
 877         super.onPause();
 878         Log_OC.v(TAG, "onPause() end");
 879     }
 880
 881
 882     private class SyncBroadcastReceiver extends BroadcastReceiver {
 883
 884         /**
 885          * {@link BroadcastReceiver} to enable syncing feedback in UI
 886          */
 887         @Override
 888         public void onReceive(Context context, Intent intent) {
 889             try {
 890                 String event = intent.getAction();
 891                 Log_OC.d(TAG, "Received broadcast " + event);
 892                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 893                 String synchFolderRemotePath =
 894                         intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 895                 RemoteOperationResult synchResult =
 896                         (RemoteOperationResult)intent.getSerializableExtra(
 897                                 FileSyncAdapter.EXTRA_RESULT);
 898                 boolean sameAccount = (getAccount() != null &&
 899                         accountName.equals(getAccount().name) && getStorageManager() != null);
 900
 901                 if (sameAccount) {
 902
 903                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 904                         mSyncInProgress = true;
 905
 906                     } else {
 907                         OCFile currentFile = (getFile() == null) ? null :
 908                                 getStorageManager().getFileByPath(getFile().getRemotePath());
 909                         OCFile currentDir = (getCurrentDir() == null) ? null :
 910                                 getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 911
 912                         if (currentDir == null) {
 913                             // current folder was removed from the server
 914                             Toast.makeText( FileDisplayActivity.this,
 915                                             String.format(
 916                                                     getString(R.string.
 917                                                             sync_current_folder_was_removed),
 918                                                    synchFolderRemotePath),
 919                                             Toast.LENGTH_LONG)
 920                                 .show();
 921
 922                             browseToRoot();
 923
 924                         } else {
 925                             if (currentFile == null && !getFile().isFolder()) {
 926                                 // currently selected file was removed in the server, and now we
 927                                 // know it
 928                                 cleanSecondFragment();
 929                                 currentFile = currentDir;
 930                             }
 931
 932                             if (synchFolderRemotePath != null &&
 933                                     currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 934                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 935                                 if (fileListFragment != null) {
 936                                     fileListFragment.listDirectory();
 937                                     // TODO Enable when "On Device" is recovered ?
 938                                     // fileListFragment.listDirectory(currentDir,
 939                                     // MainApp.getOnlyOnDevice());
 940                                 }
 941                             }
 942                             setFile(currentFile);
 943                         }
 944
 945                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
 946                                 !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED
 947                                         .equals(event));
 948
 949                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 950                                     equals(event) &&/// TODO refactor and make common
 951
 952                                 synchResult != null && !synchResult.isSuccess() &&
 953                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED ||
 954                                         synchResult.isIdPRedirection() ||
 955                                         (synchResult.isException() && synchResult.getException()
 956                                                 instanceof AuthenticatorException))) {
 957
 958
 959                             try {
 960                                 OwnCloudClient client;
 961                                 OwnCloudAccount ocAccount =
 962                                         new OwnCloudAccount(getAccount(), context);
 963                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
 964                                         removeClientFor(ocAccount));
 965                                 if (client != null) {
 966                                     OwnCloudCredentials cred = client.getCredentials();
 967                                     if (cred != null) {
 968                                         AccountManager am = AccountManager.get(context);
 969                                         if (cred.authTokenExpires()) {
 970                                             am.invalidateAuthToken(
 971                                                     getAccount().type,
 972                                                     cred.getAuthToken()
 973                                             );
 974                                         } else {
 975                                             am.clearPassword(getAccount());
 976                                         }
 977                                     }
 978                                 }
 979                                 requestCredentialsUpdate();
 980
 981                             } catch (AccountNotFoundException e) {
 982                                 Log_OC.e(TAG, "Account " + getAccount() + " was removed!", e);
 983                             }
 984
 985                         }
 986                     }
 987                     removeStickyBroadcast(intent);
 988                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
 989                     mProgressBar.setIndeterminate(mSyncInProgress);
 990                     //mProgressBar.setVisibility((mSyncInProgress) ? View.VISIBLE : View.INVISIBLE);
 991                     //setSupportProgressBarIndeterminateVisibility(mSyncInProgress
 992                     /*|| mRefreshSharesInProgress*/ //);
 993
 994                     setBackgroundText();
 995
 996                 }
 997
 998                 if (synchResult != null) {
 999                     if (synchResult.getCode().equals(
1000                             RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1001                         mLastSslUntrustedServerResult = synchResult;
1002                     }
1003                 }
1004             } catch (RuntimeException e) {
1005                 // avoid app crashes after changing the serial id of RemoteOperationResult
1006                 // in owncloud library with broadcast notifications pending to process
1007                 removeStickyBroadcast(intent);
1008             }
1009         }
1010     }
1011
1012     /**
1013      * Show a text message on screen view for notifying user if content is
1014      * loading or folder is empty
1015      */
1016     private void setBackgroundText() {
1017         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1018         if (ocFileListFragment != null) {
1019             int message = R.string.file_list_loading;
1020             if (!mSyncInProgress) {
1021                 // In case file list is empty
1022                 message = R.string.file_list_empty;
1023             }
1024             ocFileListFragment.setMessageForEmptyList(getString(message));
1025         } else {
1026             Log_OC.e(TAG, "OCFileListFragment is null");
1027         }
1028     }
1029
1030     /**
1031      * Once the file upload has finished -> update view
1032      */
1033     private class UploadFinishReceiver extends BroadcastReceiver {
1034         /**
1035          * Once the file upload has finished -> update view
1036          *
1037          * @author David A. Velasco
1038          * {@link BroadcastReceiver} to enable upload feedback in UI
1039          */
1040         @Override
1041         public void onReceive(Context context, Intent intent) {
1042             try {
1043                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1044                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1045                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1046                 OCFile currentDir = getCurrentDir();
1047                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1048                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1049
1050                 if (sameAccount && isDescendant) {
1051                     refreshListOfFilesFragment();
1052                 }
1053
1054                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT,
1055                         false);
1056                 boolean renamedInUpload = getFile().getRemotePath().
1057                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1058                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1059                         renamedInUpload;
1060                 FileFragment details = getSecondFragment();
1061                 boolean detailFragmentIsShown = (details != null &&
1062                         details instanceof FileDetailFragment);
1063
1064                 if (sameAccount && sameFile && detailFragmentIsShown) {
1065                     if (uploadWasFine) {
1066                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1067                     }
1068                     if (renamedInUpload) {
1069                         String newName = (new File(uploadedRemotePath)).getName();
1070                         Toast msg = Toast.makeText(
1071                                 context,
1072                                 String.format(
1073                                         getString(R.string.filedetails_renamed_in_upload_msg),
1074                                         newName),
1075                                 Toast.LENGTH_LONG);
1076                         msg.show();
1077                     }
1078                     if (uploadWasFine || getFile().fileExists()) {
1079                         ((FileDetailFragment) details).updateFileDetails(false, true);
1080                     } else {
1081                         cleanSecondFragment();
1082                     }
1083
1084                     // Force the preview if the file is an image or text file
1085                     if (uploadWasFine) {
1086                         OCFile ocFile = getFile();
1087                         if (PreviewImageFragment.canBePreviewed(ocFile))
1088                             startImagePreview(getFile());
1089                         else if (PreviewTextFragment.canBePreviewed(ocFile))
1090                             startTextPreview(ocFile);
1091                         // TODO what about other kind of previews?
1092                     }
1093                 }
1094
1095                 mProgressBar.setIndeterminate(false);
1096             } finally {
1097                 if (intent != null) {
1098                     removeStickyBroadcast(intent);
1099                 }
1100             }
1101
1102         }
1103
1104     }
1105
1106
1107     /**
1108      * Class waiting for broadcast events from the {@link FileDownloader} service.
1109      *
1110      * Updates the UI when a download is started or finished, provided that it is relevant for the
1111      * current folder.
1112      */
1113     private class DownloadFinishReceiver extends BroadcastReceiver {
1114
1115         //int refreshCounter = 0;
1116         @Override
1117         public void onReceive(Context context, Intent intent) {
1118             try {
1119                 boolean sameAccount = isSameAccount(context, intent);
1120                 String downloadedRemotePath =
1121                         intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1122                 boolean isDescendant = isDescendant(downloadedRemotePath);
1123
1124                 if (sameAccount && isDescendant) {
1125                     String linkedToRemotePath =
1126                             intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
1127                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
1128                         //Log_OC.v(TAG, "refresh #" + ++refreshCounter);
1129                         refreshListOfFilesFragment();
1130                     }
1131                     refreshSecondFragment(
1132                             intent.getAction(),
1133                             downloadedRemotePath,
1134                             intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false)
1135                     );
1136                 }
1137
1138                 if (mWaitingToSend != null) {
1139                     mWaitingToSend =
1140                             getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
1141                     if (mWaitingToSend.isDown()) {
1142                         sendDownloadedFile();
1143                     }
1144                 }
1145
1146             } finally {
1147                 if (intent != null) {
1148                     removeStickyBroadcast(intent);
1149                 }
1150             }
1151         }
1152
1153         private boolean isDescendant(String downloadedRemotePath) {
1154             OCFile currentDir = getCurrentDir();
1155             return (
1156                 currentDir != null &&
1157                 downloadedRemotePath != null &&
1158                 downloadedRemotePath.startsWith(currentDir.getRemotePath())
1159             );
1160         }
1161
1162         private boolean isAscendant(String linkedToRemotePath) {
1163             OCFile currentDir = getCurrentDir();
1164             return (
1165                 currentDir != null &&
1166                 currentDir.getRemotePath().startsWith(linkedToRemotePath)
1167             );
1168         }
1169
1170         private boolean isSameAccount(Context context, Intent intent) {
1171             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1172             return (accountName != null && getAccount() != null &&
1173                     accountName.equals(getAccount().name));
1174         }
1175     }
1176
1177
1178     public void browseToRoot() {
1179         OCFileListFragment listOfFiles = getListOfFilesFragment();
1180         if (listOfFiles != null) {  // should never be null, indeed
1181             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1182             listOfFiles.listDirectory(root);
1183             // TODO Enable when "On Device" is recovered ?
1184             // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
1185             setFile(listOfFiles.getCurrentFile());
1186             startSyncFolderOperation(root, false);
1187         }
1188         cleanSecondFragment();
1189     }
1190
1191
1192     /**
1193      * {@inheritDoc}
1194      * <p/>
1195      * Updates action bar and second fragment, if in dual pane mode.
1196      */
1197     @Override
1198     public void onBrowsedDownTo(OCFile directory) {
1199         setFile(directory);
1200         cleanSecondFragment();
1201         // Sync Folder
1202         startSyncFolderOperation(directory, false);
1203     }
1204
1205     /**
1206      * Shows the information of the {@link OCFile} received as a
1207      * parameter in the second fragment.
1208      *
1209      * @param file {@link OCFile} whose details will be shown
1210      */
1211     @Override
1212     public void showDetails(OCFile file) {
1213         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1214         setSecondFragment(detailFragment);
1215         updateFragmentsVisibility(true);
1216         updateActionBarTitleAndHomeButton(file);
1217         setFile(file);
1218     }
1219
1220     @Override
1221     protected void updateActionBarTitleAndHomeButton(OCFile chosenFile) {
1222         if (mDualPane) {
1223             // in dual pane mode, keep the focus of title an action bar in the current folder
1224             super.updateActionBarTitleAndHomeButton(getCurrentDir());
1225
1226         } else {
1227             super.updateActionBarTitleAndHomeButton(chosenFile);
1228         }
1229
1230     }
1231
1232     @Override
1233     protected ServiceConnection newTransferenceServiceConnection() {
1234         return new ListServiceConnection();
1235     }
1236
1237     /**
1238      * Defines callbacks for service binding, passed to bindService()
1239      */
1240     private class ListServiceConnection implements ServiceConnection {
1241
1242         @Override
1243         public void onServiceConnected(ComponentName component, IBinder service) {
1244             if (component.equals(new ComponentName(
1245                     FileDisplayActivity.this, FileDownloader.class))) {
1246                 Log_OC.d(TAG, "Download service connected");
1247                 mDownloaderBinder = (FileDownloaderBinder) service;
1248                 if (mWaitingToPreview != null)
1249                     if (getStorageManager() != null) {
1250                          // update the file
1251                         mWaitingToPreview =
1252                                 getStorageManager().getFileById(mWaitingToPreview.getFileId());
1253                         if (!mWaitingToPreview.isDown()) {
1254                             requestForDownload();
1255                         }
1256                     }
1257
1258             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1259                     FileUploader.class))) {
1260                 Log_OC.d(TAG, "Upload service connected");
1261                 mUploaderBinder = (FileUploaderBinder) service;
1262             } else {
1263                 return;
1264             }
1265             // a new chance to get the mDownloadBinder through
1266             // getFileDownloadBinder() - THIS IS A MESS
1267             OCFileListFragment listOfFiles = getListOfFilesFragment();
1268             if (listOfFiles != null) {
1269                 listOfFiles.listDirectory();
1270                 // TODO Enable when "On Device" is recovered ?
1271                 // listOfFiles.listDirectory(MainApp.getOnlyOnDevice());
1272             }
1273             FileFragment secondFragment = getSecondFragment();
1274             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1275                 FileDetailFragment detailFragment = (FileDetailFragment) secondFragment;
1276                 detailFragment.listenForTransferProgress();
1277                 detailFragment.updateFileDetails(false, false);
1278             }
1279         }
1280
1281         @Override
1282         public void onServiceDisconnected(ComponentName component) {
1283             if (component.equals(new ComponentName(FileDisplayActivity.this,
1284                     FileDownloader.class))) {
1285                 Log_OC.d(TAG, "Download service disconnected");
1286                 mDownloaderBinder = null;
1287             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1288                     FileUploader.class))) {
1289                 Log_OC.d(TAG, "Upload service disconnected");
1290                 mUploaderBinder = null;
1291             }
1292         }
1293     }
1294
1295     @Override
1296     public void onSavedCertificate() {
1297         startSyncFolderOperation(getCurrentDir(), false);
1298     }
1299
1300
1301     @Override
1302     public void onFailedSavingCertificate() {
1303         ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(
1304                 R.string.ssl_validator_not_saved, new String[]{}, R.string.common_ok, -1, -1
1305         );
1306         dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED);
1307     }
1308
1309     @Override
1310     public void onCancelCertificate() {
1311         // nothing to do
1312     }
1313
1314     /**
1315      * Updates the view associated to the activity after the finish of some operation over files
1316      * in the current account.
1317      *
1318      * @param operation Removal operation performed.
1319      * @param result    Result of the removal.
1320      */
1321     @Override
1322     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1323         super.onRemoteOperationFinish(operation, result);
1324
1325         if (operation instanceof RemoveFileOperation) {
1326             onRemoveFileOperationFinish((RemoveFileOperation) operation, result);
1327
1328         } else if (operation instanceof RenameFileOperation) {
1329             onRenameFileOperationFinish((RenameFileOperation) operation, result);
1330
1331         } else if (operation instanceof SynchronizeFileOperation) {
1332             onSynchronizeFileOperationFinish((SynchronizeFileOperation) operation, result);
1333
1334         } else if (operation instanceof CreateFolderOperation) {
1335             onCreateFolderOperationFinish((CreateFolderOperation) operation, result);
1336
1337         } else if (operation instanceof CreateShareOperation) {
1338             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1339
1340         } else if (operation instanceof UnshareLinkOperation) {
1341             onUnshareLinkOperationFinish((UnshareLinkOperation) operation, result);
1342
1343         } else if (operation instanceof MoveFileOperation) {
1344             onMoveFileOperationFinish((MoveFileOperation) operation, result);
1345
1346         } else if (operation instanceof CopyFileOperation) {
1347             onCopyFileOperationFinish((CopyFileOperation) operation, result);
1348         }
1349
1350     }
1351     private void onCreateShareOperationFinish(CreateShareOperation operation,
1352                                               RemoteOperationResult result) {
1353         if (result.isSuccess()) {
1354             refreshShowDetails();
1355             refreshListOfFilesFragment();
1356         }
1357     }
1358
1359     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
1360                                               RemoteOperationResult result) {
1361         if (result.isSuccess()) {
1362             refreshShowDetails();
1363             refreshListOfFilesFragment();
1364
1365         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1366             cleanSecondFragment();
1367             refreshListOfFilesFragment();
1368         }
1369     }
1370
1371     private void refreshShowDetails() {
1372         FileFragment details = getSecondFragment();
1373         if (details != null) {
1374             OCFile file = details.getFile();
1375             if (file != null) {
1376                 file = getStorageManager().getFileByPath(file.getRemotePath());
1377                 if (details instanceof PreviewMediaFragment) {
1378                     // Refresh  OCFile of the fragment
1379                     ((PreviewMediaFragment) details).updateFile(file);
1380                 } else if (details instanceof PreviewTextFragment) {
1381                     // Refresh  OCFile of the fragment
1382                     ((PreviewTextFragment) details).updateFile(file);
1383                 } else {
1384                     showDetails(file);
1385                 }
1386             }
1387             invalidateOptionsMenu();
1388         }
1389     }
1390
1391     /**
1392      * Updates the view associated to the activity after the finish of an operation trying to
1393      * remove a file.
1394      *
1395      * @param operation     Removal operation performed.
1396      * @param result        Result of the removal.
1397      */
1398     private void onRemoveFileOperationFinish(RemoveFileOperation operation,
1399                                              RemoteOperationResult result) {
1400         dismissLoadingDialog();
1401
1402         Toast msg = Toast.makeText(this,
1403                 ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1404                 Toast.LENGTH_LONG);
1405         msg.show();
1406
1407         if (result.isSuccess()) {
1408             OCFile removedFile = operation.getFile();
1409             FileFragment second = getSecondFragment();
1410             if (second != null && removedFile.equals(second.getFile())) {
1411                 if (second instanceof PreviewMediaFragment) {
1412                     ((PreviewMediaFragment) second).stopPreview(true);
1413                 }
1414                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1415                 cleanSecondFragment();
1416             }
1417             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())){
1418                 refreshListOfFilesFragment();
1419             }
1420             invalidateOptionsMenu();
1421         } else {
1422             if (result.isSslRecoverableException()) {
1423                 mLastSslUntrustedServerResult = result;
1424                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1425             }
1426         }
1427     }
1428
1429
1430     /**
1431      * Updates the view associated to the activity after the finish of an operation trying to move a
1432      * file.
1433      *
1434      * @param operation Move operation performed.
1435      * @param result    Result of the move operation.
1436      */
1437     private void onMoveFileOperationFinish(MoveFileOperation operation,
1438                                            RemoteOperationResult result) {
1439         if (result.isSuccess()) {
1440             dismissLoadingDialog();
1441             refreshListOfFilesFragment();
1442         } else {
1443             dismissLoadingDialog();
1444             try {
1445                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1446                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1447                         Toast.LENGTH_LONG);
1448                 msg.show();
1449
1450             } catch (NotFoundException e) {
1451                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1452             }
1453         }
1454     }
1455
1456     /**
1457      * Updates the view associated to the activity after the finish of an operation trying to copy a
1458      * file.
1459      *
1460      * @param operation Copy operation performed.
1461      * @param result    Result of the copy operation.
1462      */
1463     private void onCopyFileOperationFinish(CopyFileOperation operation, RemoteOperationResult result) {
1464         if (result.isSuccess()) {
1465             dismissLoadingDialog();
1466             refreshListOfFilesFragment();
1467         } else {
1468             dismissLoadingDialog();
1469             try {
1470                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1471                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1472                         Toast.LENGTH_LONG);
1473                 msg.show();
1474
1475             } catch (NotFoundException e) {
1476                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1477             }
1478         }
1479     }
1480
1481     /**
1482      * Updates the view associated to the activity after the finish of an operation trying to rename
1483      * a file.
1484      *
1485      * @param operation     Renaming operation performed.
1486      * @param result        Result of the renaming.
1487      */
1488     private void onRenameFileOperationFinish(RenameFileOperation operation,
1489                                              RemoteOperationResult result) {
1490         dismissLoadingDialog();
1491         OCFile renamedFile = operation.getFile();
1492         if (result.isSuccess()) {
1493             FileFragment details = getSecondFragment();
1494             if (details != null) {
1495                 if (details instanceof FileDetailFragment &&
1496                         renamedFile.equals(details.getFile()) ) {
1497                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1498                     showDetails(renamedFile);
1499
1500                 } else if (details instanceof PreviewMediaFragment &&
1501                         renamedFile.equals(details.getFile())) {
1502                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1503                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1504                         int position = ((PreviewMediaFragment) details).getPosition();
1505                         startMediaPreview(renamedFile, position, true);
1506                     } else {
1507                         getFileOperationsHelper().openFile(renamedFile);
1508                     }
1509                 } else if (details instanceof PreviewTextFragment &&
1510                         renamedFile.equals(details.getFile())) {
1511                     ((PreviewTextFragment) details).updateFile(renamedFile);
1512                     if (PreviewTextFragment.canBePreviewed(renamedFile)) {
1513                         startTextPreview(renamedFile);
1514                     } else {
1515                         getFileOperationsHelper().openFile(renamedFile);
1516                     }
1517                 }
1518             }
1519
1520             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())){
1521                 refreshListOfFilesFragment();
1522             }
1523
1524         } else {
1525             Toast msg = Toast.makeText(this,
1526                     ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1527                     Toast.LENGTH_LONG);
1528             msg.show();
1529
1530             if (result.isSslRecoverableException()) {
1531                 mLastSslUntrustedServerResult = result;
1532                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1533             }
1534         }
1535     }
1536
1537     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation,
1538                                                   RemoteOperationResult result) {
1539         if (result.isSuccess()) {
1540             if (operation.transferWasRequested()) {
1541                 OCFile syncedFile = operation.getLocalFile();
1542                 onTransferStateChanged(syncedFile, true, true);
1543                 invalidateOptionsMenu();
1544                 refreshShowDetails();
1545             }
1546         }
1547     }
1548
1549     /**
1550      * Updates the view associated to the activity after the finish of an operation trying create a
1551      * new folder
1552      *
1553      * @param operation     Creation operation performed.
1554      * @param result        Result of the creation.
1555      */
1556     private void onCreateFolderOperationFinish(CreateFolderOperation operation,
1557                                                RemoteOperationResult result) {
1558         if (result.isSuccess()) {
1559             dismissLoadingDialog();
1560             refreshListOfFilesFragment();
1561         } else {
1562             dismissLoadingDialog();
1563             try {
1564                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1565                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1566                         Toast.LENGTH_LONG);
1567                 msg.show();
1568
1569             } catch (NotFoundException e) {
1570                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1571             }
1572         }
1573     }
1574
1575
1576     /**
1577      * {@inheritDoc}
1578      */
1579     @Override
1580     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1581         refreshListOfFilesFragment();
1582         FileFragment details = getSecondFragment();
1583         if (details != null && details instanceof FileDetailFragment &&
1584                 file.equals(details.getFile()) ) {
1585             if (downloading || uploading) {
1586                 ((FileDetailFragment) details).updateFileDetails(file, getAccount());
1587             } else {
1588                 if (!file.fileExists()) {
1589                     cleanSecondFragment();
1590                 } else {
1591                     ((FileDetailFragment) details).updateFileDetails(false, true);
1592                 }
1593             }
1594         }
1595
1596     }
1597
1598
1599     private void requestForDownload() {
1600         Account account = getAccount();
1601         //if (!mWaitingToPreview.isDownloading()) {
1602         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1603             Intent i = new Intent(this, FileDownloader.class);
1604             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1605             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1606             startService(i);
1607         }
1608     }
1609
1610
1611     private OCFile getCurrentDir() {
1612         OCFile file = getFile();
1613         if (file != null) {
1614             if (file.isFolder()) {
1615                 return file;
1616             } else if (getStorageManager() != null) {
1617                 String parentPath = file.getRemotePath().substring(0,
1618                         file.getRemotePath().lastIndexOf(file.getFileName()));
1619                 return getStorageManager().getFileByPath(parentPath);
1620             }
1621         }
1622         return null;
1623     }
1624
1625     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1626         long currentSyncTime = System.currentTimeMillis();
1627
1628         mSyncInProgress = true;
1629
1630         // perform folder synchronization
1631         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
1632                 currentSyncTime,
1633                 false,
1634                 getFileOperationsHelper().isSharedSupported(),
1635                 ignoreETag,
1636                 getStorageManager(),
1637                 getAccount(),
1638                 getApplicationContext()
1639         );
1640         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
1641
1642         mProgressBar.setIndeterminate(true);
1643
1644         setBackgroundText();
1645     }
1646
1647     /**
1648      * Show untrusted cert dialog
1649      */
1650     public void showUntrustedCertDialog(RemoteOperationResult result) {
1651         // Show a dialog with the certificate info
1652         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
1653                 (CertificateCombinedException) result.getException());
1654         FragmentManager fm = getSupportFragmentManager();
1655         FragmentTransaction ft = fm.beginTransaction();
1656         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1657     }
1658
1659     private void requestForDownload(OCFile file) {
1660         Account account = getAccount();
1661         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1662             Intent i = new Intent(this, FileDownloader.class);
1663             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1664             i.putExtra(FileDownloader.EXTRA_FILE, file);
1665             startService(i);
1666         }
1667     }
1668
1669     private void sendDownloadedFile() {
1670         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1671         mWaitingToSend = null;
1672     }
1673
1674
1675     /**
1676      * Requests the download of the received {@link OCFile} , updates the UI
1677      * to monitor the download progress and prepares the activity to send the file
1678      * when the download finishes.
1679      *
1680      * @param file {@link OCFile} to download and preview.
1681      */
1682     public void startDownloadForSending(OCFile file) {
1683         mWaitingToSend = file;
1684         requestForDownload(mWaitingToSend);
1685         boolean hasSecondFragment = (getSecondFragment() != null);
1686         updateFragmentsVisibility(hasSecondFragment);
1687     }
1688
1689     /**
1690      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1691      *
1692      * @param file Image {@link OCFile} to show.
1693      */
1694     public void startImagePreview(OCFile file) {
1695         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1696         showDetailsIntent.putExtra(EXTRA_FILE, file);
1697         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1698         startActivity(showDetailsIntent);
1699     }
1700
1701     /**
1702      * Stars the preview of an already down media {@link OCFile}.
1703      *
1704      * @param file                      Media {@link OCFile} to preview.
1705      * @param startPlaybackPosition     Media position where the playback will be started,
1706      *                                  in milliseconds.
1707      * @param autoplay                  When 'true', the playback will start without user
1708      *                                  interactions.
1709      */
1710     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1711         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition,
1712                 autoplay);
1713         setSecondFragment(mediaFragment);
1714         updateFragmentsVisibility(true);
1715         updateActionBarTitleAndHomeButton(file);
1716         setFile(file);
1717     }
1718
1719     /**
1720      * Stars the preview of a text file {@link OCFile}.
1721      *
1722      * @param file Text {@link OCFile} to preview.
1723      */
1724     public void startTextPreview(OCFile file) {
1725         Bundle args = new Bundle();
1726         args.putParcelable(EXTRA_FILE, file);
1727         args.putParcelable(EXTRA_ACCOUNT, getAccount());
1728         Fragment textPreviewFragment = Fragment.instantiate(getApplicationContext(),
1729                 PreviewTextFragment.class.getName(), args);
1730         setSecondFragment(textPreviewFragment);
1731         updateFragmentsVisibility(true);
1732         //updateNavigationElementsInActionBar(file);
1733         setFile(file);
1734     }
1735
1736     /**
1737      * Requests the download of the received {@link OCFile} , updates the UI
1738      * to monitor the download progress and prepares the activity to preview
1739      * or open the file when the download finishes.
1740      *
1741      * @param file {@link OCFile} to download and preview.
1742      */
1743     public void startDownloadForPreview(OCFile file) {
1744         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1745         setSecondFragment(detailFragment);
1746         mWaitingToPreview = file;
1747         requestForDownload();
1748         updateFragmentsVisibility(true);
1749         updateActionBarTitleAndHomeButton(file);
1750         setFile(file);
1751     }
1752
1753
1754     public void cancelTransference(OCFile file) {
1755         getFileOperationsHelper().cancelTransference(file);
1756         if (mWaitingToPreview != null &&
1757                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1758             mWaitingToPreview = null;
1759         }
1760         if (mWaitingToSend != null &&
1761                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1762             mWaitingToSend = null;
1763         }
1764         onTransferStateChanged(file, false, false);
1765     }
1766
1767     @Override
1768     public void onRefresh(boolean ignoreETag) {
1769         refreshList(ignoreETag);
1770     }
1771
1772     @Override
1773     public void onRefresh() {
1774         refreshList(true);
1775     }
1776
1777     private void refreshList(boolean ignoreETag) {
1778         OCFileListFragment listOfFiles = getListOfFilesFragment();
1779         if (listOfFiles != null) {
1780             OCFile folder = listOfFiles.getCurrentFile();
1781             if (folder != null) {
1782                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1783                 listDirectory(mFile);*/
1784                 startSyncFolderOperation(folder, ignoreETag);
1785             }
1786         }
1787     }
1788
1789     private void sortByDate(boolean ascending) {
1790         getListOfFilesFragment().sortByDate(ascending);
1791     }
1792
1793     private void sortBySize(boolean ascending) {
1794         getListOfFilesFragment().sortBySize(ascending);
1795     }
1796
1797     private void sortByName(boolean ascending) {
1798         getListOfFilesFragment().sortByName(ascending);
1799     }
1800
1801    public void allFilesOption() {
1802        browseToRoot();
1803    }
1804 }