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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2014 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.ui.activity;
  20
  21 import java.io.File;
  22 import java.io.IOException;
  23
  24 import org.apache.commons.httpclient.methods.PostMethod;
  25
  26 import android.accounts.Account;
  27 import android.accounts.AccountManager;
  28 import android.accounts.AuthenticatorException;
  29 import android.accounts.OperationCanceledException;
  30 import android.app.AlertDialog;
  31 import android.app.Dialog;
  32 import android.app.ProgressDialog;
  33 import android.content.BroadcastReceiver;
  34 import android.content.ComponentName;
  35 import android.content.ContentResolver;
  36 import android.content.Context;
  37 import android.content.DialogInterface;
  38 import android.content.Intent;
  39 import android.content.IntentFilter;
  40 import android.content.ServiceConnection;
  41 import android.content.SharedPreferences;
  42 import android.content.SyncRequest;
  43 import android.content.res.Resources.NotFoundException;
  44 import android.database.Cursor;
  45 import android.net.Uri;
  46 import android.os.Bundle;
  47 import android.os.IBinder;
  48 import android.preference.PreferenceManager;
  49 import android.provider.MediaStore;
  50 import android.support.v4.app.Fragment;
  51 import android.support.v4.app.FragmentManager;
  52 import android.support.v4.app.FragmentTransaction;
  53 import android.support.v4.widget.SwipeRefreshLayout;
  54 import android.util.Log;
  55 import android.view.View;
  56 import android.view.ViewGroup;
  57 import android.widget.ArrayAdapter;
  58 import android.widget.TextView;
  59 import android.widget.Toast;
  60
  61 import com.actionbarsherlock.app.ActionBar;
  62 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  63 import com.actionbarsherlock.view.Menu;
  64 import com.actionbarsherlock.view.MenuInflater;
  65 import com.actionbarsherlock.view.MenuItem;
  66 import com.actionbarsherlock.view.Window;
  67 import com.owncloud.android.MainApp;
  68 import com.owncloud.android.R;
  69 import com.owncloud.android.datamodel.OCFile;
  70 import com.owncloud.android.files.services.FileDownloader;
  71 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  72 import com.owncloud.android.files.services.FileUploader;
  73 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  74 import com.owncloud.android.lib.common.OwnCloudAccount;
  75 import com.owncloud.android.lib.common.OwnCloudClient;
  76 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  77 import com.owncloud.android.lib.common.OwnCloudCredentials;
  78 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  79 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  80 import com.owncloud.android.lib.common.operations.RemoteOperation;
  81 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  82 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  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.SynchronizeFolderOperation;
  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.adapter.FileListListAdapter;
  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.fragment.FileDetailFragment;
  98 import com.owncloud.android.ui.fragment.FileFragment;
  99 import com.owncloud.android.ui.fragment.OCFileListFragment;
 100 import com.owncloud.android.ui.preview.PreviewImageActivity;
 101 import com.owncloud.android.ui.preview.PreviewImageFragment;
 102 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 103 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 104 import com.owncloud.android.utils.DisplayUtils;
 105 import com.owncloud.android.utils.ErrorMessageAdapter;
 106 import com.owncloud.android.utils.Log_OC;
 107
 108
 109 /**
 110  * Displays, what files the user has available in his ownCloud.
 111  *
 112  * @author Bartek Przybylski
 113  * @author David A. Velasco
 114  */
 115
 116 public class FileDisplayActivity extends HookActivity implements
 117 FileFragment.ContainerActivity, OnNavigationListener,
 118 OnSslUntrustedCertListener, SwipeRefreshLayout.OnRefreshListener {
 119
 120     private ArrayAdapter<String> mDirectories;
 121
 122     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 123     private UploadFinishReceiver mUploadFinishReceiver;
 124     private DownloadFinishReceiver mDownloadFinishReceiver;
 125     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 126
 127     private boolean mDualPane;
 128     private View mLeftFragmentContainer;
 129     private View mRightFragmentContainer;
 130
 131     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 132     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 133     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 134
 135     public static final int DIALOG_SHORT_WAIT = 0;
 136     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 137     private static final int DIALOG_CERT_NOT_SAVED = 2;
 138
 139     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 140
 141     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 142     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 143     public static final int ACTION_MOVE_FILES = 3;
 144
 145     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 146
 147     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 148     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 149
 150     private OCFile mWaitingToPreview;
 151
 152     private boolean mSyncInProgress = false;
 153
 154     private String DIALOG_UNTRUSTED_CERT;
 155
 156     private OCFile mWaitingToSend;
 157
 158     @Override
 159     protected void onCreate(Bundle savedInstanceState) {
 160         Log_OC.d(TAG, "onCreate() start");
 161         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 162
 163         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 164
 165         // PIN CODE request ;  best location is to decide, let's try this first
 166         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 167             requestPinCode();
 168         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 169             requestPinCode();
 170         }
 171
 172         /// grant that FileObserverService is watching favourite files
 173         if (savedInstanceState == null) {
 174             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 175             startService(initObserversIntent);
 176         }
 177
 178         /// Load of saved instance state
 179         if(savedInstanceState != null) {
 180             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 181             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 182             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 183
 184         } else {
 185             mWaitingToPreview = null;
 186             mSyncInProgress = false;
 187             mWaitingToSend = null;
 188         }
 189
 190         /// USER INTERFACE
 191
 192         // Inflate and set the layout view
 193         setContentView(R.layout.files);
 194         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 195         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 196         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 197         if (savedInstanceState == null) {
 198             createMinFragments();
 199         }
 200
 201         // Action bar setup
 202         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 203         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 204         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 205
 206         setBackgroundText();
 207
 208         Log_OC.d(TAG, "onCreate() end");
 209     }
 210
 211     @Override
 212     protected void onStart() {
 213         super.onStart();
 214         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 215     }
 216
 217     @Override
 218     protected void onDestroy() {
 219         super.onDestroy();
 220     }
 221
 222     /**
 223      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 224      */
 225     @Override
 226     protected void onAccountSet(boolean stateWasRecovered) {
 227         super.onAccountSet(stateWasRecovered);
 228         if (getAccount() != null) {
 229             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 230             OCFile file = getFile();
 231             // get parent from path
 232             String parentPath = "";
 233             if (file != null) {
 234                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 235                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 236                     // get parent from path
 237                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 238                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 239                         file = null; // not able to know the directory where the file is uploading
 240                 } else {
 241                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 242                 }
 243             }
 244             if (file == null) {
 245                 // fall back to root folder
 246                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 247             }
 248             setFile(file);
 249             setNavigationListWithFolder(file);
 250
 251             if (!stateWasRecovered) {
 252                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 253                 initFragmentsWithFile();
 254                 if (file.isFolder()) {
 255                     startSyncFolderOperation(file);
 256                 }
 257
 258             } else {
 259                 updateFragmentsVisibility(!file.isFolder());
 260                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 261             }
 262         }
 263     }
 264
 265
 266     private void setNavigationListWithFolder(OCFile file) {
 267         mDirectories.clear();
 268         OCFile fileIt = file;
 269         String parentPath;
 270         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 271             if (fileIt.isFolder()) {
 272                 mDirectories.add(fileIt.getFileName());
 273             }
 274             // get parent from path
 275             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 276             fileIt = getStorageManager().getFileByPath(parentPath);
 277         }
 278         mDirectories.add(OCFile.PATH_SEPARATOR);
 279     }
 280
 281
 282     private void createMinFragments() {
 283         OCFileListFragment listOfFiles = new OCFileListFragment();
 284         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 285         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 286         transaction.commit();
 287     }
 288
 289     private void initFragmentsWithFile() {
 290         if (getAccount() != null && getFile() != null) {
 291             /// First fragment
 292             OCFileListFragment listOfFiles = getListOfFilesFragment();
 293             if (listOfFiles != null) {
 294                 listOfFiles.listDirectory(getCurrentDir());
 295             } else {
 296                 Log.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 297             }
 298
 299             /// Second fragment
 300             OCFile file = getFile();
 301             Fragment secondFragment = chooseInitialSecondFragment(file);
 302             if (secondFragment != null) {
 303                 setSecondFragment(secondFragment);
 304                 updateFragmentsVisibility(true);
 305                 updateNavigationElementsInActionBar(file);
 306
 307             } else {
 308                 cleanSecondFragment();
 309             }
 310
 311         } else {
 312             Log.wtf(TAG, "initFragments() called with invalid NULLs!");
 313             if (getAccount() == null) {
 314                 Log.wtf(TAG, "\t account is NULL");
 315             }
 316             if (getFile() == null) {
 317                 Log.wtf(TAG, "\t file is NULL");
 318             }
 319         }
 320     }
 321
 322     private Fragment chooseInitialSecondFragment(OCFile file) {
 323         Fragment secondFragment = null;
 324         if (file != null && !file.isFolder()) {
 325             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 326                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 327                     ) {
 328                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 329                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 330                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 331
 332             } else {
 333                 secondFragment = new FileDetailFragment(file, getAccount());
 334             }
 335         }
 336         return secondFragment;
 337     }
 338
 339
 340     /**
 341      * Replaces the second fragment managed by the activity with the received as
 342      * a parameter.
 343      *
 344      * Assumes never will be more than two fragments managed at the same time.
 345      *
 346      * @param fragment      New second Fragment to set.
 347      */
 348     private void setSecondFragment(Fragment fragment) {
 349         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 350         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 351         transaction.commit();
 352     }
 353
 354
 355     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 356         if (mDualPane) {
 357             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 358                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 359             }
 360             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 361                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 362             }
 363
 364         } else if (existsSecondFragment) {
 365             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 366                 mLeftFragmentContainer.setVisibility(View.GONE);
 367             }
 368             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 369                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 370             }
 371
 372         } else {
 373             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 374                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 375             }
 376             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 377                 mRightFragmentContainer.setVisibility(View.GONE);
 378             }
 379         }
 380     }
 381
 382
 383     private OCFileListFragment getListOfFilesFragment() {
 384         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 385         if (listOfFiles != null) {
 386             return (OCFileListFragment)listOfFiles;
 387         }
 388         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 389         return null;
 390     }
 391
 392     public FileFragment getSecondFragment() {
 393         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 394         if (second != null) {
 395             return (FileFragment)second;
 396         }
 397         return null;
 398     }
 399
 400     protected void cleanSecondFragment() {
 401         Fragment second = getSecondFragment();
 402         if (second != null) {
 403             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 404             tr.remove(second);
 405             tr.commit();
 406         }
 407         updateFragmentsVisibility(false);
 408         updateNavigationElementsInActionBar(null);
 409     }
 410
 411     protected void refreshListOfFilesFragment() {
 412         OCFileListFragment fileListFragment = getListOfFilesFragment();
 413         if (fileListFragment != null) {
 414             fileListFragment.listDirectory();
 415         }
 416     }
 417
 418     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 419         FileFragment secondFragment = getSecondFragment();
 420         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 421         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 422             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 423             OCFile fileInFragment = detailsFragment.getFile();
 424             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 425                 // the user browsed to other file ; forget the automatic preview
 426                 mWaitingToPreview = null;
 427
 428             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 429                 // grant that the right panel updates the progress bar
 430                 detailsFragment.listenForTransferProgress();
 431                 detailsFragment.updateFileDetails(true, false);
 432
 433             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 434                 //  update the right panel
 435                 boolean detailsFragmentChanged = false;
 436                 if (waitedPreview) {
 437                     if (success) {
 438                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 439                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 440                             startMediaPreview(mWaitingToPreview, 0, true);
 441                             detailsFragmentChanged = true;
 442                         } else {
 443                             getFileOperationsHelper().openFile(mWaitingToPreview);
 444                         }
 445                     }
 446                     mWaitingToPreview = null;
 447                 }
 448                 if (!detailsFragmentChanged) {
 449                     detailsFragment.updateFileDetails(false, (success));
 450                 }
 451             }
 452         }
 453     }
 454
 455     @Override
 456     public boolean onCreateOptionsMenu(Menu menu) {
 457         MenuInflater inflater = getSherlock().getMenuInflater();
 458         inflater.inflate(R.menu.main_menu, menu);
 459         return true;
 460     }
 461
 462     @Override
 463     public boolean onOptionsItemSelected(MenuItem item) {
 464         boolean retval = true;
 465         switch (item.getItemId()) {
 466         case R.id.action_create_dir: {
 467             CreateFolderDialogFragment dialog =
 468                     CreateFolderDialogFragment.newInstance(getCurrentDir());
 469             dialog.show(getSupportFragmentManager(), "createdirdialog");
 470             break;
 471         }
 472         case R.id.action_sync_account: {
 473             startSynchronization();
 474             break;
 475         }
 476         case R.id.action_upload: {
 477             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 478             break;
 479         }
 480         case R.id.action_settings: {
 481             Intent settingsIntent = new Intent(this, Preferences.class);
 482             startActivity(settingsIntent);
 483             break;
 484         }
 485         case android.R.id.home: {
 486             FileFragment second = getSecondFragment();
 487             OCFile currentDir = getCurrentDir();
 488             if((currentDir != null && currentDir.getParentId() != 0) ||
 489                     (second != null && second.getFile() != null)) {
 490                 onBackPressed();
 491
 492             }
 493             break;
 494         }
 495         case R.id.action_sort: {
 496             SharedPreferences appPreferences = PreferenceManager
 497                     .getDefaultSharedPreferences(this);
 498
 499             // Read sorting order, default to sort by name ascending
 500             Integer sortOrder = appPreferences
 501                     .getInt("sortOrder", FileListListAdapter.SORT_NAME);
 502
 503             AlertDialog.Builder builder = new AlertDialog.Builder(this);
 504             builder.setTitle(R.string.actionbar_sort_title)
 505             .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder , new DialogInterface.OnClickListener() {
 506                 public void onClick(DialogInterface dialog, int which) {
 507
 508                     switch (which){
 509                     case 0:
 510                         sortByName(true);
 511                         break;
 512                     case 1:
 513                         sortByDate(false);
 514                         break;
 515
 516 // TODO re-enable when server-side folder size calculation is available
 517 //                    case 2:
 518 //                        sortBySize(false);
 519 //                        break;
 520                     }
 521
 522                     dialog.dismiss();
 523
 524                 }
 525             });
 526             builder.create().show();
 527             break;
 528         }
 529         default:
 530             retval = super.onOptionsItemSelected(item);
 531         }
 532         return retval;
 533     }
 534
 535     private void startSynchronization() {
 536         Log_OC.e(TAG, "Got to start sync");
 537         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 538             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 539             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 540             Bundle bundle = new Bundle();
 541             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 542             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 543             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 544             ContentResolver.requestSync(
 545                     getAccount(),
 546                     MainApp.getAuthority(), bundle);
 547         } else {
 548             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 549             SyncRequest.Builder builder = new SyncRequest.Builder();
 550             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 551             builder.setExpedited(true);
 552             builder.setManual(true);
 553             builder.syncOnce();
 554             SyncRequest request = builder.build();
 555             ContentResolver.requestSync(request);
 556         }
 557     }
 558
 559
 560     @Override
 561     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 562         if (itemPosition != 0) {
 563             String targetPath = "";
 564             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 565                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 566             }
 567             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 568             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 569             if (targetFolder != null) {
 570                 browseTo(targetFolder);
 571             }
 572
 573             // the next operation triggers a new call to this method, but it's necessary to
 574             // ensure that the name exposed in the action bar is the current directory when the
 575             // user selected it in the navigation list
 576             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 577                 getSupportActionBar().setSelectedNavigationItem(0);
 578         }
 579         return true;
 580     }
 581
 582     /**
 583      * Called, when the user selected something for uploading
 584      */
 585     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 586         super.onActivityResult(requestCode, resultCode, data);
 587
 588         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 589             requestSimpleUpload(data, resultCode);
 590
 591         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 592             requestMultipleUpload(data, resultCode);
 593
 594         } else if (requestCode == ACTION_MOVE_FILES && (resultCode == RESULT_OK ||
 595                 resultCode == MoveActivity.RESULT_OK_AND_MOVE)){
 596
 597             final Intent fData = data;
 598             final int fResultCode = resultCode;
 599             getHandler().postDelayed(
 600                 new Runnable() {
 601                     @Override
 602                     public void run() {
 603                         requestMoveOperation(fData, fResultCode);
 604                     }
 605                 },
 606                 DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 607             );
 608         }
 609     }
 610
 611     private void requestMultipleUpload(Intent data, int resultCode) {
 612         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 613         if (filePaths != null) {
 614             String[] remotePaths = new String[filePaths.length];
 615             String remotePathBase = "";
 616             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 617                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 618             }
 619             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 620                 remotePathBase += OCFile.PATH_SEPARATOR;
 621             for (int j = 0; j< remotePaths.length; j++) {
 622                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 623             }
 624
 625             Intent i = new Intent(this, FileUploader.class);
 626             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 627             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 628             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 629             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 630             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 631                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 632             startService(i);
 633
 634         } else {
 635             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 636             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 637             t.show();
 638             return;
 639         }
 640     }
 641
 642
 643     private void requestSimpleUpload(Intent data, int resultCode) {
 644         String filepath = null;
 645         try {
 646             Uri selectedImageUri = data.getData();
 647
 648             String filemanagerstring = selectedImageUri.getPath();
 649             String selectedImagePath = getPath(selectedImageUri);
 650
 651             if (selectedImagePath != null)
 652                 filepath = selectedImagePath;
 653             else
 654                 filepath = filemanagerstring;
 655
 656         } catch (Exception e) {
 657             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 658             e.printStackTrace();
 659
 660         } finally {
 661             if (filepath == null) {
 662                 Log_OC.e(TAG, "Couldnt resolve path to file");
 663                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 664                 t.show();
 665                 return;
 666             }
 667         }
 668
 669         Intent i = new Intent(this, FileUploader.class);
 670         i.putExtra(FileUploader.KEY_ACCOUNT,
 671                 getAccount());
 672         String remotepath = new String();
 673         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 674             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 675         }
 676         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 677             remotepath += OCFile.PATH_SEPARATOR;
 678         remotepath += new File(filepath).getName();
 679
 680         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 681         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 682         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 683         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 684             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 685         startService(i);
 686     }
 687
 688     /**
 689      * Request the operation for moving the file/folder from one path to another
 690      *
 691      * @param data              Intent received
 692      * @param resultCode        Result code received
 693      */
 694     private void requestMoveOperation(Intent data, int resultCode) {
 695         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(MoveActivity.EXTRA_CURRENT_FOLDER);
 696         OCFile targetFile = (OCFile) data.getParcelableExtra(MoveActivity.EXTRA_TARGET_FILE);
 697         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 698     }
 699
 700     @Override
 701     public void onBackPressed() {
 702         OCFileListFragment listOfFiles = getListOfFilesFragment();
 703         if (mDualPane || getSecondFragment() == null) {
 704             if (listOfFiles != null) {  // should never be null, indeed
 705                 if (mDirectories.getCount() <= 1) {
 706                     finish();
 707                     return;
 708                 }
 709                 int levelsUp = listOfFiles.onBrowseUp();
 710                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 711                     popDirname();
 712                 }
 713             }
 714         }
 715         if (listOfFiles != null) {  // should never be null, indeed
 716             setFile(listOfFiles.getCurrentFile());
 717         }
 718         cleanSecondFragment();
 719
 720     }
 721
 722     @Override
 723     protected void onSaveInstanceState(Bundle outState) {
 724         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 725         Log_OC.e(TAG, "onSaveInstanceState() start");
 726         super.onSaveInstanceState(outState);
 727         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 728         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 729         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 730         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 731
 732         Log_OC.d(TAG, "onSaveInstanceState() end");
 733     }
 734
 735
 736
 737     @Override
 738     protected void onResume() {
 739         super.onResume();
 740         Log_OC.e(TAG, "onResume() start");
 741
 742         // refresh list of files
 743         refreshListOfFilesFragment();
 744
 745         // Listen for sync messages
 746         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 747         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 748         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 749         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 750         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 751         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 752         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 753         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 754
 755         // Listen for upload messages
 756         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 757         mUploadFinishReceiver = new UploadFinishReceiver();
 758         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 759
 760         // Listen for download messages
 761         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 762         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 763         mDownloadFinishReceiver = new DownloadFinishReceiver();
 764         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 765
 766         Log_OC.d(TAG, "onResume() end");
 767     }
 768
 769
 770     @Override
 771     protected void onPause() {
 772         Log_OC.e(TAG, "onPause() start");
 773         if (mSyncBroadcastReceiver != null) {
 774             unregisterReceiver(mSyncBroadcastReceiver);
 775             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 776             mSyncBroadcastReceiver = null;
 777         }
 778         if (mUploadFinishReceiver != null) {
 779             unregisterReceiver(mUploadFinishReceiver);
 780             mUploadFinishReceiver = null;
 781         }
 782         if (mDownloadFinishReceiver != null) {
 783             unregisterReceiver(mDownloadFinishReceiver);
 784             mDownloadFinishReceiver = null;
 785         }
 786
 787
 788         Log_OC.d(TAG, "onPause() end");
 789         super.onPause();
 790     }
 791
 792
 793     @Override
 794     protected Dialog onCreateDialog(int id) {
 795         Dialog dialog = null;
 796         AlertDialog.Builder builder;
 797         switch (id) {
 798         case DIALOG_SHORT_WAIT: {
 799             ProgressDialog working_dialog = new ProgressDialog(this);
 800             working_dialog.setMessage(getResources().getString(
 801                     R.string.wait_a_moment));
 802             working_dialog.setIndeterminate(true);
 803             working_dialog.setCancelable(false);
 804             dialog = working_dialog;
 805             break;
 806         }
 807         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 808
 809
 810             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 811                     getString(R.string.actionbar_upload_from_apps) };
 812
 813             builder = new AlertDialog.Builder(this);
 814             builder.setTitle(R.string.actionbar_upload);
 815             builder.setItems(allTheItems, new DialogInterface.OnClickListener() {
 816                 public void onClick(DialogInterface dialog, int item) {
 817                     if (item == 0) {
 818                         // if (!mDualPane) {
 819                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 820                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 821                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 822                             // } else {
 823                             // TODO create and handle new fragment
 824                             // LocalFileListFragment
 825                             // }
 826                     } else if (item == 1) {
 827                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 828                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 829                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 830                                 ACTION_SELECT_CONTENT_FROM_APPS);
 831                     }
 832                 }
 833             });
 834             dialog = builder.create();
 835             break;
 836         }
 837         case DIALOG_CERT_NOT_SAVED: {
 838             builder = new AlertDialog.Builder(this);
 839             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 840             builder.setCancelable(false);
 841             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 842                 @Override
 843                 public void onClick(DialogInterface dialog, int which) {
 844                     dialog.dismiss();
 845                 };
 846             });
 847             dialog = builder.create();
 848             break;
 849         }
 850         default:
 851             dialog = null;
 852         }
 853
 854         return dialog;
 855     }
 856
 857
 858     /**
 859      * Translates a content URI of an image to a physical path
 860      * on the disk
 861      * @param uri The URI to resolve
 862      * @return The path to the image or null if it could not be found
 863      */
 864     public String getPath(Uri uri) {
 865         String[] projection = { MediaStore.Images.Media.DATA };
 866         Cursor cursor = managedQuery(uri, projection, null, null, null);
 867         if (cursor != null) {
 868             int column_index = cursor
 869                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 870             cursor.moveToFirst();
 871             return cursor.getString(column_index);
 872         }
 873         return null;
 874     }
 875
 876     /**
 877      * Pushes a directory to the drop down list
 878      * @param directory to push
 879      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 880      */
 881     public void pushDirname(OCFile directory) {
 882         if(!directory.isFolder()){
 883             throw new IllegalArgumentException("Only directories may be pushed!");
 884         }
 885         mDirectories.insert(directory.getFileName(), 0);
 886         setFile(directory);
 887     }
 888
 889     /**
 890      * Pops a directory name from the drop down list
 891      * @return True, unless the stack is empty
 892      */
 893     public boolean popDirname() {
 894         mDirectories.remove(mDirectories.getItem(0));
 895         return !mDirectories.isEmpty();
 896     }
 897
 898     // Custom array adapter to override text colors
 899     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 900
 901         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 902             super(ctx, view);
 903         }
 904
 905         public View getView(int position, View convertView, ViewGroup parent) {
 906             View v = super.getView(position, convertView, parent);
 907
 908             ((TextView) v).setTextColor(getResources().getColorStateList(
 909                     android.R.color.white));
 910
 911             fixRoot((TextView) v );
 912             return v;
 913         }
 914
 915         public View getDropDownView(int position, View convertView,
 916                 ViewGroup parent) {
 917             View v = super.getDropDownView(position, convertView, parent);
 918
 919             ((TextView) v).setTextColor(getResources().getColorStateList(
 920                     android.R.color.white));
 921
 922             fixRoot((TextView) v );
 923             return v;
 924         }
 925
 926         private void fixRoot(TextView v) {
 927             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
 928                 v.setText(R.string.default_display_name_for_root_folder);
 929             }
 930         }
 931
 932     }
 933
 934     private class SyncBroadcastReceiver extends BroadcastReceiver {
 935
 936         /**
 937          * {@link BroadcastReceiver} to enable syncing feedback in UI
 938          */
 939         @Override
 940         public void onReceive(Context context, Intent intent) {
 941             try {
 942                 String event = intent.getAction();
 943                 Log_OC.d(TAG, "Received broadcast " + event);
 944                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 945                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 946                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
 947                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
 948
 949                 if (sameAccount) {
 950
 951                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 952                         mSyncInProgress = true;
 953
 954                     } else {
 955                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
 956                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 957
 958                         if (currentDir == null) {
 959                             // current folder was removed from the server
 960                             Toast.makeText( FileDisplayActivity.this,
 961                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 962                                             Toast.LENGTH_LONG)
 963                                 .show();
 964                             browseToRoot();
 965
 966                         } else {
 967                             if (currentFile == null && !getFile().isFolder()) {
 968                                 // currently selected file was removed in the server, and now we know it
 969                                 cleanSecondFragment();
 970                                 currentFile = currentDir;
 971                             }
 972
 973                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 974                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 975                                 if (fileListFragment != null) {
 976                                     fileListFragment.listDirectory(currentDir);
 977                                 }
 978                             }
 979                             setFile(currentFile);
 980                         }
 981
 982                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
 983
 984                         if (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 985                                     equals(event) &&
 986                                 /// TODO refactor and make common
 987                                 synchResult != null && !synchResult.isSuccess() &&
 988                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
 989                                     synchResult.isIdPRedirection()                  ||
 990                                     (synchResult.isException() && synchResult.getException()
 991                                             instanceof AuthenticatorException))) {
 992
 993                             OwnCloudClient client = null;
 994                             try {
 995                                 OwnCloudAccount ocAccount =
 996                                         new OwnCloudAccount(getAccount(), context);
 997                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
 998                                         removeClientFor(ocAccount));
 999                                 // TODO get rid of these exceptions
1000                             } catch (AccountNotFoundException e) {
1001                                 e.printStackTrace();
1002                             } catch (AuthenticatorException e) {
1003                                 e.printStackTrace();
1004                             } catch (OperationCanceledException e) {
1005                                 e.printStackTrace();
1006                             } catch (IOException e) {
1007                                 e.printStackTrace();
1008                             }
1009
1010                             if (client != null) {
1011                                 OwnCloudCredentials cred = client.getCredentials();
1012                                 if (cred != null) {
1013                                     AccountManager am = AccountManager.get(context);
1014                                     if (cred.authTokenExpires()) {
1015                                         am.invalidateAuthToken(
1016                                                 getAccount().type,
1017                                                 cred.getAuthToken()
1018                                         );
1019                                     } else {
1020                                         am.clearPassword(getAccount());
1021                                     }
1022                                 }
1023                             }
1024
1025                             requestCredentialsUpdate();
1026
1027                         }
1028                     }
1029                     removeStickyBroadcast(intent);
1030                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
1031                     setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
1032
1033                     setBackgroundText();
1034
1035                 }
1036
1037                 if (synchResult != null) {
1038                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1039                         mLastSslUntrustedServerResult = synchResult;
1040                     }
1041                 }
1042             } catch (RuntimeException e) {
1043                 // avoid app crashes after changing the serial id of RemoteOperationResult
1044                 // in owncloud library with broadcast notifications pending to process
1045                 removeStickyBroadcast(intent);
1046             }
1047         }
1048     }
1049
1050     /**
1051      * Show a text message on screen view for notifying user if content is
1052      * loading or folder is empty
1053      */
1054     private void setBackgroundText() {
1055         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1056         if (ocFileListFragment != null) {
1057             int message = R.string.file_list_loading;
1058             if (!mSyncInProgress) {
1059                 // In case file list is empty
1060                 message = R.string.file_list_empty;
1061             }
1062             ocFileListFragment.setMessageForEmptyList(getString(message));
1063         } else {
1064             Log.e(TAG, "OCFileListFragment is null");
1065         }
1066     }
1067
1068     /**
1069      * Once the file upload has finished -> update view
1070      */
1071     private class UploadFinishReceiver extends BroadcastReceiver {
1072         /**
1073          * Once the file upload has finished -> update view
1074          *  @author David A. Velasco
1075          * {@link BroadcastReceiver} to enable upload feedback in UI
1076          */
1077         @Override
1078         public void onReceive(Context context, Intent intent) {
1079             try {
1080                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1081                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1082                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1083                 OCFile currentDir = getCurrentDir();
1084                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1085                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1086
1087                 if (sameAccount && isDescendant) {
1088                     refreshListOfFilesFragment();
1089                 }
1090
1091                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
1092                 boolean renamedInUpload = getFile().getRemotePath().
1093                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1094                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1095                         renamedInUpload;
1096                 FileFragment details = getSecondFragment();
1097                 boolean detailFragmentIsShown = (details != null &&
1098                         details instanceof FileDetailFragment);
1099
1100                 if (sameAccount && sameFile && detailFragmentIsShown) {
1101                     if (uploadWasFine) {
1102                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1103                     }
1104                     if (renamedInUpload) {
1105                         String newName = (new File(uploadedRemotePath)).getName();
1106                         Toast msg = Toast.makeText(
1107                                 context,
1108                                 String.format(
1109                                         getString(R.string.filedetails_renamed_in_upload_msg),
1110                                         newName),
1111                                 Toast.LENGTH_LONG);
1112                         msg.show();
1113                     }
1114                     if (uploadWasFine || getFile().fileExists()) {
1115                         ((FileDetailFragment)details).updateFileDetails(false, true);
1116                     } else {
1117                         cleanSecondFragment();
1118                     }
1119
1120                     // Force the preview if the file is an image
1121                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1122                         startImagePreview(getFile());
1123                     } // TODO what about other kind of previews?
1124                 }
1125
1126             } finally {
1127                 if (intent != null) {
1128                     removeStickyBroadcast(intent);
1129                 }
1130             }
1131
1132         }
1133
1134     }
1135
1136
1137     /**
1138      * Class waiting for broadcast events from the {@link FielDownloader} service.
1139      *
1140      * Updates the UI when a download is started or finished, provided that it is relevant for the
1141      * current folder.
1142      */
1143     private class DownloadFinishReceiver extends BroadcastReceiver {
1144         @Override
1145         public void onReceive(Context context, Intent intent) {
1146             try {
1147                 boolean sameAccount = isSameAccount(context, intent);
1148                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1149                 boolean isDescendant = isDescendant(downloadedRemotePath);
1150
1151                 if (sameAccount && isDescendant) {
1152                     refreshListOfFilesFragment();
1153                     refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1154                 }
1155
1156                 if (mWaitingToSend != null) {
1157                     mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath()); // Update the file to send
1158                     if (mWaitingToSend.isDown()) {
1159                         sendDownloadedFile();
1160                     }
1161                 }
1162
1163             } finally {
1164                 if (intent != null) {
1165                     removeStickyBroadcast(intent);
1166                 }
1167             }
1168         }
1169
1170         private boolean isDescendant(String downloadedRemotePath) {
1171             OCFile currentDir = getCurrentDir();
1172             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1173         }
1174
1175         private boolean isSameAccount(Context context, Intent intent) {
1176             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1177             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1178         }
1179     }
1180
1181
1182     public void browseToRoot() {
1183         OCFileListFragment listOfFiles = getListOfFilesFragment();
1184         if (listOfFiles != null) {  // should never be null, indeed
1185             while (mDirectories.getCount() > 1) {
1186                 popDirname();
1187             }
1188             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1189             listOfFiles.listDirectory(root);
1190             setFile(listOfFiles.getCurrentFile());
1191             startSyncFolderOperation(root);
1192         }
1193         cleanSecondFragment();
1194     }
1195
1196
1197     public void browseTo(OCFile folder) {
1198         if (folder == null || !folder.isFolder()) {
1199             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1200         }
1201         OCFileListFragment listOfFiles = getListOfFilesFragment();
1202         if (listOfFiles != null) {
1203             setNavigationListWithFolder(folder);
1204             listOfFiles.listDirectory(folder);
1205             setFile(listOfFiles.getCurrentFile());
1206             startSyncFolderOperation(folder);
1207         } else {
1208             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1209         }
1210         cleanSecondFragment();
1211     }
1212
1213
1214     /**
1215      * {@inheritDoc}
1216      *
1217      * Updates action bar and second fragment, if in dual pane mode.
1218      */
1219     @Override
1220     public void onBrowsedDownTo(OCFile directory) {
1221         pushDirname(directory);
1222         cleanSecondFragment();
1223
1224         // Sync Folder
1225         startSyncFolderOperation(directory);
1226
1227     }
1228
1229     /**
1230      * Shows the information of the {@link OCFile} received as a
1231      * parameter in the second fragment.
1232      *
1233      * @param file          {@link OCFile} whose details will be shown
1234      */
1235     @Override
1236     public void showDetails(OCFile file) {
1237         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1238         setSecondFragment(detailFragment);
1239         updateFragmentsVisibility(true);
1240         updateNavigationElementsInActionBar(file);
1241         setFile(file);
1242     }
1243
1244
1245     /**
1246      * TODO
1247      */
1248     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1249         ActionBar actionBar = getSupportActionBar();
1250         if (chosenFile == null || mDualPane) {
1251             // only list of files - set for browsing through folders
1252             OCFile currentDir = getCurrentDir();
1253             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1254             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1255             actionBar.setDisplayShowTitleEnabled(!noRoot);
1256             if (!noRoot) {
1257                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1258             }
1259             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1260             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1261
1262         } else {
1263             actionBar.setDisplayHomeAsUpEnabled(true);
1264             actionBar.setDisplayShowTitleEnabled(true);
1265             actionBar.setTitle(chosenFile.getFileName());
1266             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1267         }
1268     }
1269
1270
1271     @Override
1272     protected ServiceConnection newTransferenceServiceConnection() {
1273         return new ListServiceConnection();
1274     }
1275
1276     /** Defines callbacks for service binding, passed to bindService() */
1277     private class ListServiceConnection implements ServiceConnection {
1278
1279         @Override
1280         public void onServiceConnected(ComponentName component, IBinder service) {
1281             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1282                 Log_OC.d(TAG, "Download service connected");
1283                 mDownloaderBinder = (FileDownloaderBinder) service;
1284                 if (mWaitingToPreview != null)
1285                     if (getStorageManager() != null) {
1286                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId()); // update the file
1287                         if (!mWaitingToPreview.isDown()) {
1288                             requestForDownload();
1289                         }
1290                 }
1291
1292             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1293                 Log_OC.d(TAG, "Upload service connected");
1294                 mUploaderBinder = (FileUploaderBinder) service;
1295             } else {
1296                 return;
1297             }
1298             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1299             OCFileListFragment listOfFiles = getListOfFilesFragment();
1300             if (listOfFiles != null) {
1301                 listOfFiles.listDirectory();
1302             }
1303             FileFragment secondFragment = getSecondFragment();
1304             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1305                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1306                 detailFragment.listenForTransferProgress();
1307                 detailFragment.updateFileDetails(false, false);
1308             }
1309         }
1310
1311         @Override
1312         public void onServiceDisconnected(ComponentName component) {
1313             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1314                 Log_OC.d(TAG, "Download service disconnected");
1315                 mDownloaderBinder = null;
1316             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1317                 Log_OC.d(TAG, "Upload service disconnected");
1318                 mUploaderBinder = null;
1319             }
1320         }
1321     };
1322
1323
1324
1325     /**
1326      * Launch an intent to request the PIN code to the user before letting him use the app
1327      */
1328     private void requestPinCode() {
1329         boolean pinStart = false;
1330         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1331         pinStart = appPrefs.getBoolean("set_pincode", false);
1332         if (pinStart) {
1333             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1334             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1335             startActivity(i);
1336         }
1337     }
1338
1339
1340     @Override
1341     public void onSavedCertificate() {
1342         startSyncFolderOperation(getCurrentDir());
1343     }
1344
1345
1346     @Override
1347     public void onFailedSavingCertificate() {
1348         showDialog(DIALOG_CERT_NOT_SAVED);
1349     }
1350
1351     @Override
1352     public void onCancelCertificate() {
1353         // nothing to do
1354     }
1355
1356     /**
1357      * Updates the view associated to the activity after the finish of some operation over files
1358      * in the current account.
1359      *
1360      * @param operation     Removal operation performed.
1361      * @param result        Result of the removal.
1362      */
1363     @Override
1364     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1365         super.onRemoteOperationFinish(operation, result);
1366
1367         if (operation instanceof RemoveFileOperation) {
1368             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1369
1370         } else if (operation instanceof RenameFileOperation) {
1371             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1372
1373         } else if (operation instanceof SynchronizeFileOperation) {
1374             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1375
1376         } else if (operation instanceof CreateFolderOperation) {
1377             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1378
1379         } else if (operation instanceof CreateShareOperation) {
1380             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1381
1382         } else if (operation instanceof UnshareLinkOperation) {
1383             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1384
1385         } else if (operation instanceof MoveFileOperation) {
1386             onMoveFileOperationFinish((MoveFileOperation)operation, result);
1387         }
1388
1389     }
1390
1391
1392     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1393         if (result.isSuccess()) {
1394             refreshShowDetails();
1395             refreshListOfFilesFragment();
1396         }
1397     }
1398
1399
1400     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1401         if (result.isSuccess()) {
1402             refreshShowDetails();
1403             refreshListOfFilesFragment();
1404
1405         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1406             cleanSecondFragment();
1407             refreshListOfFilesFragment();
1408         }
1409     }
1410
1411     private void refreshShowDetails() {
1412         FileFragment details = getSecondFragment();
1413         if (details != null) {
1414             OCFile file = details.getFile();
1415             if (file != null) {
1416                 file = getStorageManager().getFileByPath(file.getRemotePath());
1417                 if (details instanceof PreviewMediaFragment) {
1418                     // Refresh  OCFile of the fragment
1419                     ((PreviewMediaFragment) details).updateFile(file);
1420                 } else {
1421                     showDetails(file);
1422                 }
1423             }
1424             invalidateOptionsMenu();
1425         }
1426     }
1427
1428     /**
1429      * Updates the view associated to the activity after the finish of an operation trying to remove a
1430      * file.
1431      *
1432      * @param operation     Removal operation performed.
1433      * @param result        Result of the removal.
1434      */
1435     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1436         dismissLoadingDialog();
1437
1438         Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1439                 Toast.LENGTH_LONG);
1440         msg.show();
1441
1442         if (result.isSuccess()) {
1443             OCFile removedFile = operation.getFile();
1444             FileFragment second = getSecondFragment();
1445             if (second != null && removedFile.equals(second.getFile())) {
1446                 if (second instanceof PreviewMediaFragment) {
1447                     ((PreviewMediaFragment)second).stopPreview(true);
1448                 }
1449                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1450                 cleanSecondFragment();
1451             }
1452             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1453                 refreshListOfFilesFragment();
1454             }
1455             invalidateOptionsMenu();
1456         } else {
1457             if (result.isSslRecoverableException()) {
1458                 mLastSslUntrustedServerResult = result;
1459                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1460             }
1461         }
1462     }
1463
1464
1465     /**
1466      * Updates the view associated to the activity after the finish of an operation trying to move a
1467      * file.
1468      *
1469      * @param operation     Move operation performed.
1470      * @param result        Result of the move operation.
1471      */
1472     private void onMoveFileOperationFinish(MoveFileOperation operation, RemoteOperationResult result) {
1473         if (result.isSuccess()) {
1474             dismissLoadingDialog();
1475             refreshListOfFilesFragment();
1476         } else {
1477             dismissLoadingDialog();
1478             try {
1479                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1480                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1481                         Toast.LENGTH_LONG);
1482                 msg.show();
1483
1484             } catch (NotFoundException e) {
1485                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1486             }
1487         }
1488     }
1489
1490
1491     /**
1492      * Updates the view associated to the activity after the finish of an operation trying to rename a
1493      * file.
1494      *
1495      * @param operation     Renaming operation performed.
1496      * @param result        Result of the renaming.
1497      */
1498     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1499         dismissLoadingDialog();
1500         OCFile renamedFile = operation.getFile();
1501         if (result.isSuccess()) {
1502             FileFragment details = getSecondFragment();
1503             if (details != null) {
1504                 if (details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1505                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1506                     showDetails(renamedFile);
1507
1508                 } else if (details instanceof PreviewMediaFragment && renamedFile.equals(details.getFile())) {
1509                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1510                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1511                         int position = ((PreviewMediaFragment)details).getPosition();
1512                         startMediaPreview(renamedFile, position, true);
1513                     } else {
1514                         getFileOperationsHelper().openFile(renamedFile);
1515                     }
1516                 }
1517             }
1518
1519             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1520                 refreshListOfFilesFragment();
1521             }
1522
1523         } else {
1524             Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1525                     Toast.LENGTH_LONG);
1526             msg.show();
1527
1528             if (result.isSslRecoverableException()) {
1529                 mLastSslUntrustedServerResult = result;
1530                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1531             }
1532         }
1533     }
1534
1535     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1536         dismissLoadingDialog();
1537         OCFile syncedFile = operation.getLocalFile();
1538         if (!result.isSuccess()) {
1539             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1540                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1541                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1542                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1543                 startActivity(i);
1544
1545             }
1546
1547         } else {
1548             if (operation.transferWasRequested()) {
1549                 onTransferStateChanged(syncedFile, true, true);
1550
1551             } else {
1552                 Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1553                         Toast.LENGTH_LONG);
1554                 msg.show();
1555             }
1556         }
1557     }
1558
1559     /**
1560      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1561      *
1562      * @param operation     Creation operation performed.
1563      * @param result        Result of the creation.
1564      */
1565     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1566         if (result.isSuccess()) {
1567             dismissLoadingDialog();
1568             refreshListOfFilesFragment();
1569         } else {
1570             dismissLoadingDialog();
1571             try {
1572                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1573                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1574                         Toast.LENGTH_LONG);
1575                 msg.show();
1576
1577             } catch (NotFoundException e) {
1578                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1579             }
1580         }
1581     }
1582
1583
1584     /**
1585      * {@inheritDoc}
1586      */
1587     @Override
1588     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1589         refreshListOfFilesFragment();
1590         FileFragment details = getSecondFragment();
1591         if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1592             if (downloading || uploading) {
1593                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1594             } else {
1595                 if (!file.fileExists()) {
1596                     cleanSecondFragment();
1597                 } else {
1598                     ((FileDetailFragment)details).updateFileDetails(false, true);
1599                 }
1600             }
1601         }
1602
1603     }
1604
1605
1606     private void requestForDownload() {
1607         Account account = getAccount();
1608         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1609             Intent i = new Intent(this, FileDownloader.class);
1610             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1611             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1612             startService(i);
1613         }
1614     }
1615
1616
1617     private OCFile getCurrentDir() {
1618         OCFile file = getFile();
1619         if (file != null) {
1620             if (file.isFolder()) {
1621                 return file;
1622             } else if (getStorageManager() != null) {
1623                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1624                 return getStorageManager().getFileByPath(parentPath);
1625             }
1626         }
1627         return null;
1628     }
1629
1630     public void startSyncFolderOperation(OCFile folder) {
1631         long currentSyncTime = System.currentTimeMillis();
1632
1633         mSyncInProgress = true;
1634
1635         // perform folder synchronization
1636         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1637                                                                         currentSyncTime,
1638                                                                         false,
1639                                                                         getFileOperationsHelper().isSharedSupported(),
1640                                                                         getStorageManager(),
1641                                                                         getAccount(),
1642                                                                         getApplicationContext()
1643                                                                       );
1644         synchFolderOp.execute(getAccount(), this, null, null);
1645
1646         setSupportProgressBarIndeterminateVisibility(true);
1647
1648         setBackgroundText();
1649     }
1650
1651     /**
1652      * Show untrusted cert dialog
1653      */
1654     public void showUntrustedCertDialog(RemoteOperationResult result) {
1655         // Show a dialog with the certificate info
1656         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1657         FragmentManager fm = getSupportFragmentManager();
1658         FragmentTransaction ft = fm.beginTransaction();
1659         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1660     }
1661
1662     private void requestForDownload(OCFile file) {
1663         Account account = getAccount();
1664         if (!mDownloaderBinder.isDownloading(account, file)) {
1665             Intent i = new Intent(this, FileDownloader.class);
1666             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1667             i.putExtra(FileDownloader.EXTRA_FILE, file);
1668             startService(i);
1669         }
1670     }
1671
1672     private void sendDownloadedFile(){
1673         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1674         mWaitingToSend = null;
1675     }
1676
1677
1678     /**
1679      * Requests the download of the received {@link OCFile} , updates the UI
1680      * to monitor the download progress and prepares the activity to send the file
1681      * when the download finishes.
1682      *
1683      * @param file          {@link OCFile} to download and preview.
1684      */
1685     public void startDownloadForSending(OCFile file) {
1686         mWaitingToSend = file;
1687         requestForDownload(mWaitingToSend);
1688         boolean hasSecondFragment = (getSecondFragment()!= null);
1689         updateFragmentsVisibility(hasSecondFragment);
1690     }
1691
1692     /**
1693      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1694      *
1695      * @param file                      Image {@link OCFile} to show.
1696      */
1697     public void startImagePreview(OCFile file) {
1698         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1699         showDetailsIntent.putExtra(EXTRA_FILE, file);
1700         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1701         startActivity(showDetailsIntent);
1702
1703     }
1704
1705     /**
1706      * Stars the preview of an already down media {@link OCFile}.
1707      *
1708      * @param file                      Media {@link OCFile} to preview.
1709      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1710      * @param autoplay                  When 'true', the playback will start without user interactions.
1711      */
1712     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1713         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1714         setSecondFragment(mediaFragment);
1715         updateFragmentsVisibility(true);
1716         updateNavigationElementsInActionBar(file);
1717         setFile(file);
1718     }
1719
1720     /**
1721      * Requests the download of the received {@link OCFile} , updates the UI
1722      * to monitor the download progress and prepares the activity to preview
1723      * or open the file when the download finishes.
1724      *
1725      * @param file          {@link OCFile} to download and preview.
1726      */
1727     public void startDownloadForPreview(OCFile file) {
1728         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1729         setSecondFragment(detailFragment);
1730         mWaitingToPreview = file;
1731         requestForDownload();
1732         updateFragmentsVisibility(true);
1733         updateNavigationElementsInActionBar(file);
1734         setFile(file);
1735     }
1736
1737
1738     public void cancelTransference(OCFile file) {
1739         getFileOperationsHelper().cancelTransference(file);
1740         if (mWaitingToPreview != null &&
1741                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1742             mWaitingToPreview = null;
1743         }
1744         if (mWaitingToSend != null &&
1745                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1746             mWaitingToSend = null;
1747         }
1748         onTransferStateChanged(file, false, false);
1749     }
1750
1751     @Override
1752     public void onRefresh() {
1753         OCFileListFragment listOfFiles = getListOfFilesFragment();
1754         if (listOfFiles != null) {
1755             OCFile folder = listOfFiles.getCurrentFile();
1756             if (folder != null) {
1757                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1758                 listDirectory(mFile);*/
1759                 startSyncFolderOperation(folder);
1760             }
1761         }
1762     }
1763
1764     private void sortByDate(boolean ascending){
1765         getListOfFilesFragment().sortByDate(ascending);
1766     }
1767
1768     private void sortBySize(boolean ascending){
1769         getListOfFilesFragment().sortBySize(ascending);
1770     }
1771
1772     private void sortByName(boolean ascending){
1773         getListOfFilesFragment().sortByName(ascending);
1774     }
1775
1776 }