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 android.accounts.Account;
  25 import android.accounts.AccountManager;
  26 import android.accounts.AuthenticatorException;
  27 import android.accounts.OperationCanceledException;
  28 import android.annotation.SuppressLint;
  29 import android.app.AlertDialog;
  30 import android.app.Dialog;
  31 import android.app.ProgressDialog;
  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.Bundle;
  46 import android.os.IBinder;
  47 import android.preference.PreferenceManager;
  48 import android.provider.MediaStore;
  49 import android.support.v4.app.Fragment;
  50 import android.support.v4.app.FragmentManager;
  51 import android.support.v4.app.FragmentTransaction;
  52 import android.view.View;
  53 import android.view.ViewGroup;
  54 import android.widget.ArrayAdapter;
  55 import android.widget.TextView;
  56 import android.widget.Toast;
  57
  58 import com.actionbarsherlock.app.ActionBar;
  59 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  60 import com.actionbarsherlock.view.Menu;
  61 import com.actionbarsherlock.view.MenuInflater;
  62 import com.actionbarsherlock.view.MenuItem;
  63 import com.actionbarsherlock.view.Window;
  64 import com.owncloud.android.BuildConfig;
  65 import com.owncloud.android.MainApp;
  66 import com.owncloud.android.R;
  67 import com.owncloud.android.datamodel.OCFile;
  68 import com.owncloud.android.files.services.FileDownloader;
  69 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  70 import com.owncloud.android.files.services.FileUploader;
  71 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  72 import com.owncloud.android.lib.common.OwnCloudAccount;
  73 import com.owncloud.android.lib.common.OwnCloudClient;
  74 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  75 import com.owncloud.android.lib.common.OwnCloudCredentials;
  76 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  77 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  78 import com.owncloud.android.lib.common.operations.RemoteOperation;
  79 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  80 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  81 import com.owncloud.android.lib.common.utils.Log_OC;
  82 import com.owncloud.android.operations.CreateFolderOperation;
  83 import com.owncloud.android.operations.CreateShareOperation;
  84 import com.owncloud.android.operations.MoveFileOperation;
  85 import com.owncloud.android.operations.RemoveFileOperation;
  86 import com.owncloud.android.operations.RenameFileOperation;
  87 import com.owncloud.android.operations.SynchronizeFileOperation;
  88 import com.owncloud.android.operations.SynchronizeFolderOperation;
  89 import com.owncloud.android.operations.UnshareLinkOperation;
  90 import com.owncloud.android.services.observer.FileObserverService;
  91 import com.owncloud.android.syncadapter.FileSyncAdapter;
  92 import com.owncloud.android.ui.adapter.FileListListAdapter;
  93 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  94 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  95 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  96 import com.owncloud.android.ui.fragment.FileDetailFragment;
  97 import com.owncloud.android.ui.fragment.FileFragment;
  98 import com.owncloud.android.ui.fragment.OCFileListFragment;
  99 import com.owncloud.android.ui.preview.PreviewImageActivity;
 100 import com.owncloud.android.ui.preview.PreviewImageFragment;
 101 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 102 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 103 import com.owncloud.android.utils.DisplayUtils;
 104 import com.owncloud.android.utils.ErrorMessageAdapter;
 105
 106
 107 /**
 108  * Displays, what files the user has available in his ownCloud.
 109  *
 110  * @author Bartek Przybylski
 111  * @author David A. Velasco
 112  */
 113
 114 public class FileDisplayActivity extends HookActivity implements
 115 FileFragment.ContainerActivity, OnNavigationListener,
 116 OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 117
 118     private ArrayAdapter<String> mDirectories;
 119
 120     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 121     private UploadFinishReceiver mUploadFinishReceiver;
 122     private DownloadFinishReceiver mDownloadFinishReceiver;
 123     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 124
 125     private boolean mDualPane;
 126     private View mLeftFragmentContainer;
 127     private View mRightFragmentContainer;
 128
 129     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 130     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 131     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 132
 133     public static final int DIALOG_SHORT_WAIT = 0;
 134     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 135     private static final int DIALOG_CERT_NOT_SAVED = 2;
 136
 137     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 138
 139     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 140     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 141     public static final int ACTION_MOVE_FILES = 3;
 142
 143     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 144
 145     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 146     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 147
 148     private OCFile mWaitingToPreview;
 149
 150     private boolean mSyncInProgress = false;
 151
 152     private String DIALOG_UNTRUSTED_CERT;
 153
 154     private OCFile mWaitingToSend;
 155
 156     @Override
 157     protected void onCreate(Bundle savedInstanceState) {
 158         Log_OC.d(TAG, "onCreate() start");
 159         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 160
 161         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 162
 163         // PIN CODE request ;  best location is to decide, let's try this first
 164         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 165             requestPinCode();
 166         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 167             requestPinCode();
 168         }
 169
 170         /// grant that FileObserverService is watching favourite files
 171         if (savedInstanceState == null) {
 172             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 173             startService(initObserversIntent);
 174         }
 175
 176         /// Load of saved instance state
 177         if(savedInstanceState != null) {
 178             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 179             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 180             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 181
 182         } else {
 183             mWaitingToPreview = null;
 184             mSyncInProgress = false;
 185             mWaitingToSend = null;
 186         }
 187
 188         /// USER INTERFACE
 189
 190         // Inflate and set the layout view
 191         setContentView(R.layout.files);
 192         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 193         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 194         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 195         if (savedInstanceState == null) {
 196             createMinFragments();
 197         }
 198
 199         // Action bar setup
 200         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 201         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 202         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 203
 204         setBackgroundText();
 205
 206         Log_OC.d(TAG, "onCreate() end");
 207     }
 208
 209     @Override
 210     protected void onStart() {
 211         super.onStart();
 212         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 213     }
 214
 215     @Override
 216     protected void onDestroy() {
 217         super.onDestroy();
 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.e(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 =
 476                     CreateFolderDialogFragment.newInstance(getCurrentDir());
 477             dialog.show(getSupportFragmentManager(), "createdirdialog");
 478             break;
 479         }
 480         case R.id.action_sync_account: {
 481             startSynchronization();
 482             break;
 483         }
 484         case R.id.action_upload: {
 485             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 486             break;
 487         }
 488         case R.id.action_settings: {
 489             Intent settingsIntent = new Intent(this, Preferences.class);
 490             startActivity(settingsIntent);
 491             break;
 492         }
 493         case R.id.action_logger: {
 494             Intent loggerIntent = new Intent(getApplicationContext(),LogHistoryActivity.class);
 495             startActivity(loggerIntent);
 496             break;
 497         }
 498         case android.R.id.home: {
 499             FileFragment second = getSecondFragment();
 500             OCFile currentDir = getCurrentDir();
 501             if((currentDir != null && currentDir.getParentId() != 0) ||
 502                     (second != null && second.getFile() != null)) {
 503                 onBackPressed();
 504
 505             }
 506             break;
 507         }
 508         case R.id.action_sort: {
 509             SharedPreferences appPreferences = PreferenceManager
 510                     .getDefaultSharedPreferences(this);
 511
 512             // Read sorting order, default to sort by name ascending
 513             Integer sortOrder = appPreferences
 514                     .getInt("sortOrder", FileListListAdapter.SORT_NAME);
 515
 516             AlertDialog.Builder builder = new AlertDialog.Builder(this);
 517             builder.setTitle(R.string.actionbar_sort_title)
 518             .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder , new DialogInterface.OnClickListener() {
 519                 public void onClick(DialogInterface dialog, int which) {
 520
 521                     switch (which){
 522                     case 0:
 523                         sortByName(true);
 524                         break;
 525                     case 1:
 526                         sortByDate(false);
 527                         break;
 528
 529 // TODO re-enable when server-side folder size calculation is available
 530 //                    case 2:
 531 //                        sortBySize(false);
 532 //                        break;
 533                     }
 534
 535                     dialog.dismiss();
 536
 537                 }
 538             });
 539             builder.create().show();
 540             break;
 541         }
 542         default:
 543             retval = super.onOptionsItemSelected(item);
 544         }
 545         return retval;
 546     }
 547
 548     private void startSynchronization() {
 549         Log_OC.e(TAG, "Got to start sync");
 550         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 551             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 552             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 553             Bundle bundle = new Bundle();
 554             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 555             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 556             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 557             ContentResolver.requestSync(
 558                     getAccount(),
 559                     MainApp.getAuthority(), bundle);
 560         } else {
 561             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 562             SyncRequest.Builder builder = new SyncRequest.Builder();
 563             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 564             builder.setExpedited(true);
 565             builder.setManual(true);
 566             builder.syncOnce();
 567             SyncRequest request = builder.build();
 568             ContentResolver.requestSync(request);
 569         }
 570     }
 571
 572
 573     @Override
 574     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 575         if (itemPosition != 0) {
 576             String targetPath = "";
 577             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 578                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 579             }
 580             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 581             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 582             if (targetFolder != null) {
 583                 browseTo(targetFolder);
 584             }
 585
 586             // the next operation triggers a new call to this method, but it's necessary to
 587             // ensure that the name exposed in the action bar is the current directory when the
 588             // user selected it in the navigation list
 589             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 590                 getSupportActionBar().setSelectedNavigationItem(0);
 591         }
 592         return true;
 593     }
 594
 595     /**
 596      * Called, when the user selected something for uploading
 597      */
 598     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 599         super.onActivityResult(requestCode, resultCode, data);
 600
 601         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 602             if (data.getData() == null){
 603                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 604                     Intent intent = new Intent();
 605                     intent.setData(data.getClipData().getItemAt(i).getUri());
 606                     requestSimpleUpload(intent, resultCode);
 607                 }
 608             }else {
 609                 requestSimpleUpload(data, resultCode);
 610             }
 611         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 612             requestMultipleUpload(data, resultCode);
 613
 614         } else if (requestCode == ACTION_MOVE_FILES && (resultCode == RESULT_OK ||
 615                 resultCode == MoveActivity.RESULT_OK_AND_MOVE)){
 616
 617             final Intent fData = data;
 618             final int fResultCode = resultCode;
 619             getHandler().postDelayed(
 620                 new Runnable() {
 621                     @Override
 622                     public void run() {
 623                         requestMoveOperation(fData, fResultCode);
 624                     }
 625                 },
 626                 DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 627             );
 628         }
 629     }
 630
 631     private void requestMultipleUpload(Intent data, int resultCode) {
 632         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 633         if (filePaths != null) {
 634             String[] remotePaths = new String[filePaths.length];
 635             String remotePathBase = "";
 636             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 637                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 638             }
 639             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 640                 remotePathBase += OCFile.PATH_SEPARATOR;
 641             for (int j = 0; j< remotePaths.length; j++) {
 642                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 643             }
 644
 645             Intent i = new Intent(this, FileUploader.class);
 646             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 647             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 648             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 649             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 650             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 651                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 652             startService(i);
 653
 654         } else {
 655             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 656             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 657             t.show();
 658             return;
 659         }
 660     }
 661
 662
 663     private void requestSimpleUpload(Intent data, int resultCode) {
 664         String filepath = null;
 665         try {
 666             Uri selectedImageUri = data.getData();
 667
 668             String filemanagerstring = selectedImageUri.getPath();
 669             String selectedImagePath = getPath(selectedImageUri);
 670
 671             if (selectedImagePath != null)
 672                 filepath = selectedImagePath;
 673             else
 674                 filepath = filemanagerstring;
 675
 676         } catch (Exception e) {
 677             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 678             e.printStackTrace();
 679
 680         } finally {
 681             if (filepath == null) {
 682                 Log_OC.e(TAG, "Couldnt resolve path to file");
 683                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 684                 t.show();
 685                 return;
 686             }
 687         }
 688
 689         Intent i = new Intent(this, FileUploader.class);
 690         i.putExtra(FileUploader.KEY_ACCOUNT,
 691                 getAccount());
 692         String remotepath = new String();
 693         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 694             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 695         }
 696         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 697             remotepath += OCFile.PATH_SEPARATOR;
 698         remotepath += new File(filepath).getName();
 699
 700         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 701         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 702         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 703         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 704             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 705         startService(i);
 706     }
 707
 708     /**
 709      * Request the operation for moving the file/folder from one path to another
 710      *
 711      * @param data              Intent received
 712      * @param resultCode        Result code received
 713      */
 714     private void requestMoveOperation(Intent data, int resultCode) {
 715         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(MoveActivity.EXTRA_CURRENT_FOLDER);
 716         OCFile targetFile = (OCFile) data.getParcelableExtra(MoveActivity.EXTRA_TARGET_FILE);
 717         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 718     }
 719
 720     @Override
 721     public void onBackPressed() {
 722         OCFileListFragment listOfFiles = getListOfFilesFragment();
 723         if (mDualPane || getSecondFragment() == null) {
 724             if (listOfFiles != null) {  // should never be null, indeed
 725                 if (mDirectories.getCount() <= 1) {
 726                     finish();
 727                     return;
 728                 }
 729                 int levelsUp = listOfFiles.onBrowseUp();
 730                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 731                     popDirname();
 732                 }
 733             }
 734         }
 735         if (listOfFiles != null) {  // should never be null, indeed
 736             setFile(listOfFiles.getCurrentFile());
 737         }
 738         cleanSecondFragment();
 739
 740     }
 741
 742     @Override
 743     protected void onSaveInstanceState(Bundle outState) {
 744         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 745         Log_OC.e(TAG, "onSaveInstanceState() start");
 746         super.onSaveInstanceState(outState);
 747         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 748         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 749         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 750         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 751
 752         Log_OC.d(TAG, "onSaveInstanceState() end");
 753     }
 754
 755
 756
 757     @Override
 758     protected void onResume() {
 759         super.onResume();
 760         Log_OC.e(TAG, "onResume() start");
 761
 762         // refresh list of files
 763         refreshListOfFilesFragment();
 764
 765         // Listen for sync messages
 766         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 767         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 768         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 769         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 770         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 771         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 772         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 773         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 774
 775         // Listen for upload messages
 776         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 777         mUploadFinishReceiver = new UploadFinishReceiver();
 778         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 779
 780         // Listen for download messages
 781         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 782         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 783         mDownloadFinishReceiver = new DownloadFinishReceiver();
 784         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 785
 786         Log_OC.d(TAG, "onResume() end");
 787     }
 788
 789
 790     @Override
 791     protected void onPause() {
 792         Log_OC.e(TAG, "onPause() start");
 793         if (mSyncBroadcastReceiver != null) {
 794             unregisterReceiver(mSyncBroadcastReceiver);
 795             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 796             mSyncBroadcastReceiver = null;
 797         }
 798         if (mUploadFinishReceiver != null) {
 799             unregisterReceiver(mUploadFinishReceiver);
 800             mUploadFinishReceiver = null;
 801         }
 802         if (mDownloadFinishReceiver != null) {
 803             unregisterReceiver(mDownloadFinishReceiver);
 804             mDownloadFinishReceiver = null;
 805         }
 806
 807
 808         Log_OC.d(TAG, "onPause() end");
 809         super.onPause();
 810     }
 811
 812
 813     @Override
 814     protected Dialog onCreateDialog(int id) {
 815         Dialog dialog = null;
 816         AlertDialog.Builder builder;
 817         switch (id) {
 818         case DIALOG_SHORT_WAIT: {
 819             ProgressDialog working_dialog = new ProgressDialog(this);
 820             working_dialog.setMessage(getResources().getString(
 821                     R.string.wait_a_moment));
 822             working_dialog.setIndeterminate(true);
 823             working_dialog.setCancelable(false);
 824             dialog = working_dialog;
 825             break;
 826         }
 827         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 828
 829
 830             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 831                     getString(R.string.actionbar_upload_from_apps) };
 832
 833             builder = new AlertDialog.Builder(this);
 834             builder.setTitle(R.string.actionbar_upload);
 835             builder.setItems(allTheItems, new DialogInterface.OnClickListener() {
 836                 public void onClick(DialogInterface dialog, int item) {
 837                     if (item == 0) {
 838                         // if (!mDualPane) {
 839                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 840                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 841                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 842                             // } else {
 843                             // TODO create and handle new fragment
 844                             // LocalFileListFragment
 845                             // }
 846                     } else if (item == 1) {
 847                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 848                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 849                         action.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
 850                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 851                                 ACTION_SELECT_CONTENT_FROM_APPS);
 852                     }
 853                 }
 854             });
 855             dialog = builder.create();
 856             break;
 857         }
 858         case DIALOG_CERT_NOT_SAVED: {
 859             builder = new AlertDialog.Builder(this);
 860             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 861             builder.setCancelable(false);
 862             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 863                 @Override
 864                 public void onClick(DialogInterface dialog, int which) {
 865                     dialog.dismiss();
 866                 };
 867             });
 868             dialog = builder.create();
 869             break;
 870         }
 871         default:
 872             dialog = null;
 873         }
 874
 875         return dialog;
 876     }
 877
 878
 879     /**
 880      * Translates a content URI of an image to a physical path
 881      * on the disk
 882      * @param uri The URI to resolve
 883      * @return The path to the image or null if it could not be found
 884      */
 885     public String getPath(Uri uri) {
 886         String[] projection = { MediaStore.Images.Media.DATA };
 887         Cursor cursor = managedQuery(uri, projection, null, null, null);
 888         if (cursor != null) {
 889             int column_index = cursor
 890                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 891             cursor.moveToFirst();
 892             return cursor.getString(column_index);
 893         }
 894         return null;
 895     }
 896
 897     /**
 898      * Pushes a directory to the drop down list
 899      * @param directory to push
 900      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 901      */
 902     public void pushDirname(OCFile directory) {
 903         if(!directory.isFolder()){
 904             throw new IllegalArgumentException("Only directories may be pushed!");
 905         }
 906         mDirectories.insert(directory.getFileName(), 0);
 907         setFile(directory);
 908     }
 909
 910     /**
 911      * Pops a directory name from the drop down list
 912      * @return True, unless the stack is empty
 913      */
 914     public boolean popDirname() {
 915         mDirectories.remove(mDirectories.getItem(0));
 916         return !mDirectories.isEmpty();
 917     }
 918
 919     // Custom array adapter to override text colors
 920     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 921
 922         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 923             super(ctx, view);
 924         }
 925
 926         public View getView(int position, View convertView, ViewGroup parent) {
 927             View v = super.getView(position, convertView, parent);
 928
 929             ((TextView) v).setTextColor(getResources().getColorStateList(
 930                     android.R.color.white));
 931
 932             fixRoot((TextView) v );
 933             return v;
 934         }
 935
 936         public View getDropDownView(int position, View convertView,
 937                 ViewGroup parent) {
 938             View v = super.getDropDownView(position, convertView, parent);
 939
 940             ((TextView) v).setTextColor(getResources().getColorStateList(
 941                     android.R.color.white));
 942
 943             fixRoot((TextView) v );
 944             return v;
 945         }
 946
 947         private void fixRoot(TextView v) {
 948             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
 949                 v.setText(R.string.default_display_name_for_root_folder);
 950             }
 951         }
 952
 953     }
 954
 955     private class SyncBroadcastReceiver extends BroadcastReceiver {
 956
 957         /**
 958          * {@link BroadcastReceiver} to enable syncing feedback in UI
 959          */
 960         @Override
 961         public void onReceive(Context context, Intent intent) {
 962             try {
 963                 String event = intent.getAction();
 964                 Log_OC.d(TAG, "Received broadcast " + event);
 965                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 966                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 967                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
 968                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
 969
 970                 if (sameAccount) {
 971
 972                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 973                         mSyncInProgress = true;
 974
 975                     } else {
 976                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
 977                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 978
 979                         if (currentDir == null) {
 980                             // current folder was removed from the server
 981                             Toast.makeText( FileDisplayActivity.this,
 982                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 983                                             Toast.LENGTH_LONG)
 984                                 .show();
 985                             browseToRoot();
 986
 987                         } else {
 988                             if (currentFile == null && !getFile().isFolder()) {
 989                                 // currently selected file was removed in the server, and now we know it
 990                                 cleanSecondFragment();
 991                                 currentFile = currentDir;
 992                             }
 993
 994                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 995                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 996                                 if (fileListFragment != null) {
 997                                     fileListFragment.listDirectory(currentDir);
 998                                 }
 999                             }
1000                             setFile(currentFile);
1001                         }
1002
1003                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
1004
1005                         if (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
1006                                     equals(event) &&
1007                                 /// TODO refactor and make common
1008                                 synchResult != null && !synchResult.isSuccess() &&
1009                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
1010                                     synchResult.isIdPRedirection()                  ||
1011                                     (synchResult.isException() && synchResult.getException()
1012                                             instanceof AuthenticatorException))) {
1013
1014                             OwnCloudClient client = null;
1015                             try {
1016                                 OwnCloudAccount ocAccount =
1017                                         new OwnCloudAccount(getAccount(), context);
1018                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
1019                                         removeClientFor(ocAccount));
1020                                 // TODO get rid of these exceptions
1021                             } catch (AccountNotFoundException e) {
1022                                 e.printStackTrace();
1023                             } catch (AuthenticatorException e) {
1024                                 e.printStackTrace();
1025                             } catch (OperationCanceledException e) {
1026                                 e.printStackTrace();
1027                             } catch (IOException e) {
1028                                 e.printStackTrace();
1029                             }
1030
1031                             if (client != null) {
1032                                 OwnCloudCredentials cred = client.getCredentials();
1033                                 if (cred != null) {
1034                                     AccountManager am = AccountManager.get(context);
1035                                     if (cred.authTokenExpires()) {
1036                                         am.invalidateAuthToken(
1037                                                 getAccount().type,
1038                                                 cred.getAuthToken()
1039                                         );
1040                                     } else {
1041                                         am.clearPassword(getAccount());
1042                                     }
1043                                 }
1044                             }
1045
1046                             requestCredentialsUpdate();
1047
1048                         }
1049                     }
1050                     removeStickyBroadcast(intent);
1051                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
1052                     setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
1053
1054                     setBackgroundText();
1055
1056                 }
1057
1058                 if (synchResult != null) {
1059                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1060                         mLastSslUntrustedServerResult = synchResult;
1061                     }
1062                 }
1063             } catch (RuntimeException e) {
1064                 // avoid app crashes after changing the serial id of RemoteOperationResult
1065                 // in owncloud library with broadcast notifications pending to process
1066                 removeStickyBroadcast(intent);
1067             }
1068         }
1069     }
1070
1071     /**
1072      * Show a text message on screen view for notifying user if content is
1073      * loading or folder is empty
1074      */
1075     private void setBackgroundText() {
1076         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1077         if (ocFileListFragment != null) {
1078             int message = R.string.file_list_loading;
1079             if (!mSyncInProgress) {
1080                 // In case file list is empty
1081                 message = R.string.file_list_empty;
1082             }
1083             ocFileListFragment.setMessageForEmptyList(getString(message));
1084         } else {
1085             Log_OC.e(TAG, "OCFileListFragment is null");
1086         }
1087     }
1088
1089     /**
1090      * Once the file upload has finished -> update view
1091      */
1092     private class UploadFinishReceiver extends BroadcastReceiver {
1093         /**
1094          * Once the file upload has finished -> update view
1095          *  @author David A. Velasco
1096          * {@link BroadcastReceiver} to enable upload feedback in UI
1097          */
1098         @Override
1099         public void onReceive(Context context, Intent intent) {
1100             try {
1101                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1102                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1103                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1104                 OCFile currentDir = getCurrentDir();
1105                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1106                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1107
1108                 if (sameAccount && isDescendant) {
1109                     refreshListOfFilesFragment();
1110                 }
1111
1112                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
1113                 boolean renamedInUpload = getFile().getRemotePath().
1114                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1115                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1116                         renamedInUpload;
1117                 FileFragment details = getSecondFragment();
1118                 boolean detailFragmentIsShown = (details != null &&
1119                         details instanceof FileDetailFragment);
1120
1121                 if (sameAccount && sameFile && detailFragmentIsShown) {
1122                     if (uploadWasFine) {
1123                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1124                     }
1125                     if (renamedInUpload) {
1126                         String newName = (new File(uploadedRemotePath)).getName();
1127                         Toast msg = Toast.makeText(
1128                                 context,
1129                                 String.format(
1130                                         getString(R.string.filedetails_renamed_in_upload_msg),
1131                                         newName),
1132                                 Toast.LENGTH_LONG);
1133                         msg.show();
1134                     }
1135                     if (uploadWasFine || getFile().fileExists()) {
1136                         ((FileDetailFragment)details).updateFileDetails(false, true);
1137                     } else {
1138                         cleanSecondFragment();
1139                     }
1140
1141                     // Force the preview if the file is an image
1142                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1143                         startImagePreview(getFile());
1144                     } // TODO what about other kind of previews?
1145                 }
1146
1147             } finally {
1148                 if (intent != null) {
1149                     removeStickyBroadcast(intent);
1150                 }
1151             }
1152
1153         }
1154
1155     }
1156
1157
1158     /**
1159      * Class waiting for broadcast events from the {@link FielDownloader} service.
1160      *
1161      * Updates the UI when a download is started or finished, provided that it is relevant for the
1162      * current folder.
1163      */
1164     private class DownloadFinishReceiver extends BroadcastReceiver {
1165         @Override
1166         public void onReceive(Context context, Intent intent) {
1167             try {
1168                 boolean sameAccount = isSameAccount(context, intent);
1169                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1170                 boolean isDescendant = isDescendant(downloadedRemotePath);
1171
1172                 if (sameAccount && isDescendant) {
1173                     refreshListOfFilesFragment();
1174                     refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1175                 }
1176
1177                 if (mWaitingToSend != null) {
1178                     mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath()); // Update the file to send
1179                     if (mWaitingToSend.isDown()) {
1180                         sendDownloadedFile();
1181                     }
1182                 }
1183
1184             } finally {
1185                 if (intent != null) {
1186                     removeStickyBroadcast(intent);
1187                 }
1188             }
1189         }
1190
1191         private boolean isDescendant(String downloadedRemotePath) {
1192             OCFile currentDir = getCurrentDir();
1193             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1194         }
1195
1196         private boolean isSameAccount(Context context, Intent intent) {
1197             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1198             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1199         }
1200     }
1201
1202
1203     public void browseToRoot() {
1204         OCFileListFragment listOfFiles = getListOfFilesFragment();
1205         if (listOfFiles != null) {  // should never be null, indeed
1206             while (mDirectories.getCount() > 1) {
1207                 popDirname();
1208             }
1209             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1210             listOfFiles.listDirectory(root);
1211             setFile(listOfFiles.getCurrentFile());
1212             startSyncFolderOperation(root, false);
1213         }
1214         cleanSecondFragment();
1215     }
1216
1217
1218     public void browseTo(OCFile folder) {
1219         if (folder == null || !folder.isFolder()) {
1220             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1221         }
1222         OCFileListFragment listOfFiles = getListOfFilesFragment();
1223         if (listOfFiles != null) {
1224             setNavigationListWithFolder(folder);
1225             listOfFiles.listDirectory(folder);
1226             setFile(listOfFiles.getCurrentFile());
1227             startSyncFolderOperation(folder, false);
1228         } else {
1229             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1230         }
1231         cleanSecondFragment();
1232     }
1233
1234
1235     /**
1236      * {@inheritDoc}
1237      *
1238      * Updates action bar and second fragment, if in dual pane mode.
1239      */
1240     @Override
1241     public void onBrowsedDownTo(OCFile directory) {
1242         pushDirname(directory);
1243         cleanSecondFragment();
1244
1245         // Sync Folder
1246         startSyncFolderOperation(directory, false);
1247
1248     }
1249
1250     /**
1251      * Shows the information of the {@link OCFile} received as a
1252      * parameter in the second fragment.
1253      *
1254      * @param file          {@link OCFile} whose details will be shown
1255      */
1256     @Override
1257     public void showDetails(OCFile file) {
1258         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1259         setSecondFragment(detailFragment);
1260         updateFragmentsVisibility(true);
1261         updateNavigationElementsInActionBar(file);
1262         setFile(file);
1263     }
1264
1265
1266     /**
1267      * TODO
1268      */
1269     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1270         ActionBar actionBar = getSupportActionBar();
1271         if (chosenFile == null || mDualPane) {
1272             // only list of files - set for browsing through folders
1273             OCFile currentDir = getCurrentDir();
1274             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1275             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1276             actionBar.setDisplayShowTitleEnabled(!noRoot);
1277             if (!noRoot) {
1278                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1279             }
1280             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1281             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1282
1283         } else {
1284             actionBar.setDisplayHomeAsUpEnabled(true);
1285             actionBar.setDisplayShowTitleEnabled(true);
1286             actionBar.setTitle(chosenFile.getFileName());
1287             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1288         }
1289     }
1290
1291
1292     @Override
1293     protected ServiceConnection newTransferenceServiceConnection() {
1294         return new ListServiceConnection();
1295     }
1296
1297     /** Defines callbacks for service binding, passed to bindService() */
1298     private class ListServiceConnection implements ServiceConnection {
1299
1300         @Override
1301         public void onServiceConnected(ComponentName component, IBinder service) {
1302             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1303                 Log_OC.d(TAG, "Download service connected");
1304                 mDownloaderBinder = (FileDownloaderBinder) service;
1305                 if (mWaitingToPreview != null)
1306                     if (getStorageManager() != null) {
1307                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId()); // update the file
1308                         if (!mWaitingToPreview.isDown()) {
1309                             requestForDownload();
1310                         }
1311                 }
1312
1313             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1314                 Log_OC.d(TAG, "Upload service connected");
1315                 mUploaderBinder = (FileUploaderBinder) service;
1316             } else {
1317                 return;
1318             }
1319             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1320             OCFileListFragment listOfFiles = getListOfFilesFragment();
1321             if (listOfFiles != null) {
1322                 listOfFiles.listDirectory();
1323             }
1324             FileFragment secondFragment = getSecondFragment();
1325             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1326                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1327                 detailFragment.listenForTransferProgress();
1328                 detailFragment.updateFileDetails(false, false);
1329             }
1330         }
1331
1332         @Override
1333         public void onServiceDisconnected(ComponentName component) {
1334             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1335                 Log_OC.d(TAG, "Download service disconnected");
1336                 mDownloaderBinder = null;
1337             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1338                 Log_OC.d(TAG, "Upload service disconnected");
1339                 mUploaderBinder = null;
1340             }
1341         }
1342     };
1343
1344
1345
1346     /**
1347      * Launch an intent to request the PIN code to the user before letting him use the app
1348      */
1349     private void requestPinCode() {
1350         boolean pinStart = false;
1351         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1352         pinStart = appPrefs.getBoolean("set_pincode", false);
1353         if (pinStart) {
1354             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1355             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1356             startActivity(i);
1357         }
1358     }
1359
1360
1361     @Override
1362     public void onSavedCertificate() {
1363         startSyncFolderOperation(getCurrentDir(), false);
1364     }
1365
1366
1367     @Override
1368     public void onFailedSavingCertificate() {
1369         showDialog(DIALOG_CERT_NOT_SAVED);
1370     }
1371
1372     @Override
1373     public void onCancelCertificate() {
1374         // nothing to do
1375     }
1376
1377     /**
1378      * Updates the view associated to the activity after the finish of some operation over files
1379      * in the current account.
1380      *
1381      * @param operation     Removal operation performed.
1382      * @param result        Result of the removal.
1383      */
1384     @Override
1385     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1386         super.onRemoteOperationFinish(operation, result);
1387
1388         if (operation instanceof RemoveFileOperation) {
1389             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1390
1391         } else if (operation instanceof RenameFileOperation) {
1392             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1393
1394         } else if (operation instanceof SynchronizeFileOperation) {
1395             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1396
1397         } else if (operation instanceof CreateFolderOperation) {
1398             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1399
1400         } else if (operation instanceof CreateShareOperation) {
1401             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1402
1403         } else if (operation instanceof UnshareLinkOperation) {
1404             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1405
1406         } else if (operation instanceof MoveFileOperation) {
1407             onMoveFileOperationFinish((MoveFileOperation)operation, result);
1408         }
1409
1410     }
1411
1412
1413     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1414         if (result.isSuccess()) {
1415             refreshShowDetails();
1416             refreshListOfFilesFragment();
1417         }
1418     }
1419
1420
1421     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1422         if (result.isSuccess()) {
1423             refreshShowDetails();
1424             refreshListOfFilesFragment();
1425
1426         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1427             cleanSecondFragment();
1428             refreshListOfFilesFragment();
1429         }
1430     }
1431
1432     private void refreshShowDetails() {
1433         FileFragment details = getSecondFragment();
1434         if (details != null) {
1435             OCFile file = details.getFile();
1436             if (file != null) {
1437                 file = getStorageManager().getFileByPath(file.getRemotePath());
1438                 if (details instanceof PreviewMediaFragment) {
1439                     // Refresh  OCFile of the fragment
1440                     ((PreviewMediaFragment) details).updateFile(file);
1441                 } else {
1442                     showDetails(file);
1443                 }
1444             }
1445             invalidateOptionsMenu();
1446         }
1447     }
1448
1449     /**
1450      * Updates the view associated to the activity after the finish of an operation trying to remove a
1451      * file.
1452      *
1453      * @param operation     Removal operation performed.
1454      * @param result        Result of the removal.
1455      */
1456     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1457         dismissLoadingDialog();
1458
1459         Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1460                 Toast.LENGTH_LONG);
1461         msg.show();
1462
1463         if (result.isSuccess()) {
1464             OCFile removedFile = operation.getFile();
1465             FileFragment second = getSecondFragment();
1466             if (second != null && removedFile.equals(second.getFile())) {
1467                 if (second instanceof PreviewMediaFragment) {
1468                     ((PreviewMediaFragment)second).stopPreview(true);
1469                 }
1470                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1471                 cleanSecondFragment();
1472             }
1473             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1474                 refreshListOfFilesFragment();
1475             }
1476             invalidateOptionsMenu();
1477         } else {
1478             if (result.isSslRecoverableException()) {
1479                 mLastSslUntrustedServerResult = result;
1480                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1481             }
1482         }
1483     }
1484
1485
1486     /**
1487      * Updates the view associated to the activity after the finish of an operation trying to move a
1488      * file.
1489      *
1490      * @param operation     Move operation performed.
1491      * @param result        Result of the move operation.
1492      */
1493     private void onMoveFileOperationFinish(MoveFileOperation operation, RemoteOperationResult result) {
1494         if (result.isSuccess()) {
1495             dismissLoadingDialog();
1496             refreshListOfFilesFragment();
1497         } else {
1498             dismissLoadingDialog();
1499             try {
1500                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1501                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1502                         Toast.LENGTH_LONG);
1503                 msg.show();
1504
1505             } catch (NotFoundException e) {
1506                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1507             }
1508         }
1509     }
1510
1511
1512     /**
1513      * Updates the view associated to the activity after the finish of an operation trying to rename a
1514      * file.
1515      *
1516      * @param operation     Renaming operation performed.
1517      * @param result        Result of the renaming.
1518      */
1519     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1520         dismissLoadingDialog();
1521         OCFile renamedFile = operation.getFile();
1522         if (result.isSuccess()) {
1523             FileFragment details = getSecondFragment();
1524             if (details != null) {
1525                 if (details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1526                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1527                     showDetails(renamedFile);
1528
1529                 } else if (details instanceof PreviewMediaFragment && renamedFile.equals(details.getFile())) {
1530                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1531                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1532                         int position = ((PreviewMediaFragment)details).getPosition();
1533                         startMediaPreview(renamedFile, position, true);
1534                     } else {
1535                         getFileOperationsHelper().openFile(renamedFile);
1536                     }
1537                 }
1538             }
1539
1540             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1541                 refreshListOfFilesFragment();
1542             }
1543
1544         } else {
1545             Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1546                     Toast.LENGTH_LONG);
1547             msg.show();
1548
1549             if (result.isSslRecoverableException()) {
1550                 mLastSslUntrustedServerResult = result;
1551                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1552             }
1553         }
1554     }
1555
1556     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1557         dismissLoadingDialog();
1558         OCFile syncedFile = operation.getLocalFile();
1559         if (!result.isSuccess()) {
1560             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1561                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1562                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1563                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1564                 startActivity(i);
1565
1566             }
1567
1568         } else {
1569             if (operation.transferWasRequested()) {
1570                 onTransferStateChanged(syncedFile, true, true);
1571
1572             } else {
1573                 Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1574                         Toast.LENGTH_LONG);
1575                 msg.show();
1576             }
1577         }
1578     }
1579
1580     /**
1581      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1582      *
1583      * @param operation     Creation operation performed.
1584      * @param result        Result of the creation.
1585      */
1586     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1587         if (result.isSuccess()) {
1588             dismissLoadingDialog();
1589             refreshListOfFilesFragment();
1590         } else {
1591             dismissLoadingDialog();
1592             try {
1593                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1594                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1595                         Toast.LENGTH_LONG);
1596                 msg.show();
1597
1598             } catch (NotFoundException e) {
1599                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1600             }
1601         }
1602     }
1603
1604
1605     /**
1606      * {@inheritDoc}
1607      */
1608     @Override
1609     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1610         refreshListOfFilesFragment();
1611         FileFragment details = getSecondFragment();
1612         if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1613             if (downloading || uploading) {
1614                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1615             } else {
1616                 if (!file.fileExists()) {
1617                     cleanSecondFragment();
1618                 } else {
1619                     ((FileDetailFragment)details).updateFileDetails(false, true);
1620                 }
1621             }
1622         }
1623
1624     }
1625
1626
1627     private void requestForDownload() {
1628         Account account = getAccount();
1629         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1630             Intent i = new Intent(this, FileDownloader.class);
1631             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1632             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1633             startService(i);
1634         }
1635     }
1636
1637
1638     private OCFile getCurrentDir() {
1639         OCFile file = getFile();
1640         if (file != null) {
1641             if (file.isFolder()) {
1642                 return file;
1643             } else if (getStorageManager() != null) {
1644                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1645                 return getStorageManager().getFileByPath(parentPath);
1646             }
1647         }
1648         return null;
1649     }
1650
1651     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1652         long currentSyncTime = System.currentTimeMillis();
1653
1654         mSyncInProgress = true;
1655
1656         // perform folder synchronization
1657         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1658                                                                         currentSyncTime,
1659                                                                         false,
1660                                                                         getFileOperationsHelper().isSharedSupported(),
1661                                                                         ignoreETag,
1662                                                                         getStorageManager(),
1663                                                                         getAccount(),
1664                                                                         getApplicationContext()
1665                                                                       );
1666         synchFolderOp.execute(getAccount(), this, null, null);
1667
1668         setSupportProgressBarIndeterminateVisibility(true);
1669
1670         setBackgroundText();
1671     }
1672
1673     /**
1674      * Show untrusted cert dialog
1675      */
1676     public void showUntrustedCertDialog(RemoteOperationResult result) {
1677         // Show a dialog with the certificate info
1678         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1679         FragmentManager fm = getSupportFragmentManager();
1680         FragmentTransaction ft = fm.beginTransaction();
1681         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1682     }
1683
1684     private void requestForDownload(OCFile file) {
1685         Account account = getAccount();
1686         if (!mDownloaderBinder.isDownloading(account, file)) {
1687             Intent i = new Intent(this, FileDownloader.class);
1688             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1689             i.putExtra(FileDownloader.EXTRA_FILE, file);
1690             startService(i);
1691         }
1692     }
1693
1694     private void sendDownloadedFile(){
1695         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1696         mWaitingToSend = null;
1697     }
1698
1699
1700     /**
1701      * Requests the download of the received {@link OCFile} , updates the UI
1702      * to monitor the download progress and prepares the activity to send the file
1703      * when the download finishes.
1704      *
1705      * @param file          {@link OCFile} to download and preview.
1706      */
1707     public void startDownloadForSending(OCFile file) {
1708         mWaitingToSend = file;
1709         requestForDownload(mWaitingToSend);
1710         boolean hasSecondFragment = (getSecondFragment()!= null);
1711         updateFragmentsVisibility(hasSecondFragment);
1712     }
1713
1714     /**
1715      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1716      *
1717      * @param file                      Image {@link OCFile} to show.
1718      */
1719     public void startImagePreview(OCFile file) {
1720         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1721         showDetailsIntent.putExtra(EXTRA_FILE, file);
1722         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1723         startActivity(showDetailsIntent);
1724
1725     }
1726
1727     /**
1728      * Stars the preview of an already down media {@link OCFile}.
1729      *
1730      * @param file                      Media {@link OCFile} to preview.
1731      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1732      * @param autoplay                  When 'true', the playback will start without user interactions.
1733      */
1734     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1735         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1736         setSecondFragment(mediaFragment);
1737         updateFragmentsVisibility(true);
1738         updateNavigationElementsInActionBar(file);
1739         setFile(file);
1740     }
1741
1742     /**
1743      * Requests the download of the received {@link OCFile} , updates the UI
1744      * to monitor the download progress and prepares the activity to preview
1745      * or open the file when the download finishes.
1746      *
1747      * @param file          {@link OCFile} to download and preview.
1748      */
1749     public void startDownloadForPreview(OCFile file) {
1750         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1751         setSecondFragment(detailFragment);
1752         mWaitingToPreview = file;
1753         requestForDownload();
1754         updateFragmentsVisibility(true);
1755         updateNavigationElementsInActionBar(file);
1756         setFile(file);
1757     }
1758
1759
1760     public void cancelTransference(OCFile file) {
1761         getFileOperationsHelper().cancelTransference(file);
1762         if (mWaitingToPreview != null &&
1763                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1764             mWaitingToPreview = null;
1765         }
1766         if (mWaitingToSend != null &&
1767                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1768             mWaitingToSend = null;
1769         }
1770         onTransferStateChanged(file, false, false);
1771     }
1772
1773     @Override
1774     public void onRefresh(boolean ignoreETag) {
1775         refreshList(ignoreETag);
1776     }
1777
1778     @Override
1779     public void onRefresh() {
1780         refreshList(true);
1781     }
1782
1783     private void refreshList(boolean ignoreETag) {
1784         OCFileListFragment listOfFiles = getListOfFilesFragment();
1785         if (listOfFiles != null) {
1786             OCFile folder = listOfFiles.getCurrentFile();
1787             if (folder != null) {
1788                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1789                 listDirectory(mFile);*/
1790                 startSyncFolderOperation(folder, ignoreETag);
1791             }
1792         }
1793     }
1794
1795     private void sortByDate(boolean ascending){
1796         getListOfFilesFragment().sortByDate(ascending);
1797     }
1798
1799     private void sortBySize(boolean ascending){
1800         getListOfFilesFragment().sortBySize(ascending);
1801     }
1802
1803     private void sortByName(boolean ascending){
1804         getListOfFilesFragment().sortByName(ascending);
1805     }
1806 }