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