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