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

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author Bartek Przybylski
   5  *   @author David A. Velasco
   6  *   Copyright (C) 2011  Bartek Przybylski
   7  *   Copyright (C) 2015 ownCloud Inc.
   8  *
   9  *   This program is free software: you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License version 2,
  11  *   as published by the Free Software Foundation.
  12  *
  13  *   This program is distributed in the hope that it will be useful,
  14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *   GNU General Public License for more details.
  17  *
  18  *   You should have received a copy of the GNU General Public License
  19  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  *
  21  */
  22
  23 package com.owncloud.android.ui.activity;
  24
  25 import android.accounts.Account;
  26 import android.accounts.AccountManager;
  27 import android.accounts.AuthenticatorException;
  28 import android.annotation.TargetApi;
  29 import android.support.v7.app.AlertDialog;
  30 import android.content.BroadcastReceiver;
  31 import android.content.ComponentName;
  32 import android.content.ContentResolver;
  33 import android.content.Context;
  34 import android.content.DialogInterface;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.content.ServiceConnection;
  38 import android.content.SharedPreferences;
  39 import android.content.SyncRequest;
  40 import android.content.res.Resources.NotFoundException;
  41 import android.database.Cursor;
  42 import android.net.Uri;
  43 import android.os.Build;
  44 import android.os.Bundle;
  45 import android.os.IBinder;
  46 import android.preference.PreferenceManager;
  47 import android.provider.OpenableColumns;
  48 import android.support.v4.app.Fragment;
  49 import android.support.v4.app.FragmentManager;
  50 import android.support.v4.app.FragmentTransaction;
  51 import android.support.v4.content.ContextCompat;
  52 import android.support.v4.view.GravityCompat;
  53 import android.view.Menu;
  54 import android.view.MenuInflater;
  55 import android.view.MenuItem;
  56 import android.view.View;
  57 import android.widget.ProgressBar;
  58 import android.widget.RelativeLayout;
  59 import android.widget.TextView;
  60 import android.widget.Toast;
  61
  62 import com.owncloud.android.MainApp;
  63 import com.owncloud.android.R;
  64 import com.owncloud.android.datamodel.FileDataStorageManager;
  65 import com.owncloud.android.datamodel.OCFile;
  66 import com.owncloud.android.files.services.FileDownloader;
  67 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  68 import com.owncloud.android.files.services.FileUploader;
  69 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  70 import com.owncloud.android.lib.common.OwnCloudAccount;
  71 import com.owncloud.android.lib.common.OwnCloudClient;
  72 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  73 import com.owncloud.android.lib.common.OwnCloudCredentials;
  74 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  75 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  76 import com.owncloud.android.lib.common.operations.RemoteOperation;
  77 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  78 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  79 import com.owncloud.android.lib.common.utils.Log_OC;
  80 import com.owncloud.android.operations.CopyFileOperation;
  81 import com.owncloud.android.operations.CreateFolderOperation;
  82 import com.owncloud.android.operations.CreateShareOperation;
  83 import com.owncloud.android.operations.MoveFileOperation;
  84 import com.owncloud.android.operations.RefreshFolderOperation;
  85 import com.owncloud.android.operations.RemoveFileOperation;
  86 import com.owncloud.android.operations.RenameFileOperation;
  87 import com.owncloud.android.operations.SynchronizeFileOperation;
  88 import com.owncloud.android.operations.UnshareLinkOperation;
  89 import com.owncloud.android.services.observer.FileObserverService;
  90 import com.owncloud.android.syncadapter.FileSyncAdapter;
  91 import com.owncloud.android.ui.dialog.ConfirmationDialogFragment;
  92 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  93 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  94 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  95 import com.owncloud.android.ui.dialog.UploadSourceDialogFragment;
  96 import com.owncloud.android.ui.fragment.FileDetailFragment;
  97 import com.owncloud.android.ui.fragment.FileFragment;
  98 import com.owncloud.android.ui.fragment.OCFileListFragment;
  99 import com.owncloud.android.ui.preview.PreviewImageActivity;
 100 import com.owncloud.android.ui.preview.PreviewImageFragment;
 101 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 102 import com.owncloud.android.ui.preview.PreviewTextFragment;
 103 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 104 import com.owncloud.android.utils.DisplayUtils;
 105 import com.owncloud.android.utils.ErrorMessageAdapter;
 106 import com.owncloud.android.utils.FileStorageUtils;
 107 import com.owncloud.android.utils.UriUtils;
 108
 109 import java.io.File;
 110
 111 /**
 112  * Displays, what files the user has available in his ownCloud.
 113  */
 114
 115 public class FileDisplayActivity extends HookActivity
 116         implements FileFragment.ContainerActivity,
 117         OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 118
 119
 120
 121     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 122     private UploadFinishReceiver mUploadFinishReceiver;
 123     private DownloadFinishReceiver mDownloadFinishReceiver;
 124     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 125
 126     private boolean mDualPane;
 127     private View mLeftFragmentContainer;
 128     private View mRightFragmentContainer;
 129     private ProgressBar mProgressBar;
 130
 131     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 132     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 133     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 134
 135     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 136
 137     public static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 138     public static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 139     public static final int ACTION_MOVE_FILES = 3;
 140     public static final int ACTION_COPY_FILES = 4;
 141
 142     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 143
 144     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 145     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 146
 147     private OCFile mWaitingToPreview;
 148
 149     private boolean mSyncInProgress = false;
 150
 151     private static String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT";
 152     public static String DIALOG_CREATE_FOLDER = "DIALOG_CREATE_FOLDER";
 153     private static String DIALOG_UPLOAD_SOURCE = "DIALOG_UPLOAD_SOURCE";
 154     private static String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED";
 155
 156     private OCFile mWaitingToSend;
 157
 158
 159     @Override
 160     protected void onCreate(Bundle savedInstanceState) {
 161         Log_OC.v(TAG, "onCreate() start");
 162
 163         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account
 164                                             // is valid
 165
 166         /// grant that FileObserverService is watching favorite files
 167         if (savedInstanceState == null) {
 168             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 169             startService(initObserversIntent);
 170         }
 171
 172         /// Load of saved instance state
 173         if(savedInstanceState != null) {
 174             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(
 175                     FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 176             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 177             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(
 178                     FileDisplayActivity.KEY_WAITING_TO_SEND);
 179         } else {
 180             mWaitingToPreview = null;
 181             mSyncInProgress = false;
 182             mWaitingToSend = null;
 183         }
 184
 185         /// USER INTERFACE
 186
 187         // Inflate and set the layout view
 188         setContentView(R.layout.files);
 189
 190         // Navigation Drawer
 191         initDrawer();
 192
 193         mProgressBar = (ProgressBar) findViewById(R.id.progressBar);
 194         mProgressBar.setIndeterminateDrawable(
 195                 ContextCompat.getDrawable(this,
 196                         R.drawable.actionbar_progress_indeterminate_horizontal));
 197
 198         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 199         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 200         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 201         if (savedInstanceState == null) {
 202             createMinFragments();
 203         }
 204
 205         // Action bar setup
 206         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS,
 207                                                                 // according to the official
 208                                                                 // documentation
 209
 210         // enable ActionBar app icon to behave as action to toggle nav drawer
 211         //getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 212         getSupportActionBar().setHomeButtonEnabled(true);
 213
 214         mProgressBar.setIndeterminate(mSyncInProgress);
 215         // always AFTER setContentView(...) ; to work around bug in its implementation
 216
 217         setBackgroundText();
 218
 219         Log_OC.v(TAG, "onCreate() end");
 220     }
 221
 222     @Override
 223     protected void onStart() {
 224         Log_OC.v(TAG, "onStart() start");
 225         super.onStart();
 226         Log_OC.v(TAG, "onStart() end");
 227     }
 228
 229     @Override
 230     protected void onDestroy() {
 231         Log_OC.v(TAG, "onDestroy() start");
 232         super.onDestroy();
 233         Log_OC.v(TAG, "onDestroy() end");
 234     }
 235
 236     /**
 237      * Called when the ownCloud {@link Account} associated to the Activity was just updated.
 238      */
 239     @Override
 240     protected void onAccountSet(boolean stateWasRecovered) {
 241         super.onAccountSet(stateWasRecovered);
 242         if (getAccount() != null) {
 243             /// Check whether the 'main' OCFile handled by the Activity is contained in the
 244             // current Account
 245             OCFile file = getFile();
 246             // get parent from path
 247             String parentPath = "";
 248             if (file != null) {
 249                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 250                     // upload in progress - right now, files are not inserted in the local
 251                     // cache until the upload is successful get parent from path
 252                     parentPath = file.getRemotePath().substring(0,
 253                             file.getRemotePath().lastIndexOf(file.getFileName()));
 254                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 255                         file = null; // not able to know the directory where the file is uploading
 256                 } else {
 257                     file = getStorageManager().getFileByPath(file.getRemotePath());
 258                     // currentDir = null if not in the current Account
 259                 }
 260             }
 261             if (file == null) {
 262                 // fall back to root folder
 263                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 264             }
 265             setFile(file);
 266
 267             if (mAccountWasSet) {
 268                 setUsernameInDrawer((RelativeLayout) findViewById(R.id.left_drawer), getAccount());
 269             }
 270
 271             if (!stateWasRecovered) {
 272                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
 273                 initFragmentsWithFile();
 274                 if (file.isFolder()) {
 275                     startSyncFolderOperation(file, false);
 276                 }
 277
 278             } else {
 279                 updateFragmentsVisibility(!file.isFolder());
 280                 updateActionBarTitleAndHomeButton(file.isFolder() ? null : file);
 281             }
 282         }
 283     }
 284
 285     private void createMinFragments() {
 286         OCFileListFragment listOfFiles = new OCFileListFragment();
 287         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 288         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 289         transaction.commit();
 290     }
 291
 292     private void initFragmentsWithFile() {
 293         if (getAccount() != null && getFile() != null) {
 294             /// First fragment
 295             OCFileListFragment listOfFiles = getListOfFilesFragment();
 296             if (listOfFiles != null) {
 297                 listOfFiles.listDirectory(getCurrentDir());
 298                 // TODO Enable when "On Device" is recovered
 299                 // listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
 300
 301             } else {
 302                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 303             }
 304
 305             /// Second fragment
 306             OCFile file = getFile();
 307             Fragment secondFragment = chooseInitialSecondFragment(file);
 308             if (secondFragment != null) {
 309                 setSecondFragment(secondFragment);
 310                 updateFragmentsVisibility(true);
 311                 updateActionBarTitleAndHomeButton(file);
 312
 313             } else {
 314                 cleanSecondFragment();
 315                 if (file.isDown() && PreviewTextFragment.canBePreviewed(file))
 316                     startTextPreview(file);
 317             }
 318
 319         } else {
 320             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 321             if (getAccount() == null) {
 322                 Log_OC.wtf(TAG, "\t account is NULL");
 323             }
 324             if (getFile() == null) {
 325                 Log_OC.wtf(TAG, "\t file is NULL");
 326             }
 327         }
 328     }
 329
 330     private Fragment chooseInitialSecondFragment(OCFile file) {
 331         Fragment secondFragment = null;
 332         if (file != null && !file.isFolder()) {
 333             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 334                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 335                     ) {
 336                 int startPlaybackPosition =
 337                         getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 338                 boolean autoplay =
 339                         getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 340                 secondFragment = new PreviewMediaFragment(file, getAccount(),
 341                         startPlaybackPosition, autoplay);
 342
 343             } else if (file.isDown() && PreviewTextFragment.canBePreviewed(file)) {
 344                 secondFragment = null;
 345             } else {
 346             secondFragment = FileDetailFragment.newInstance(file, getAccount());
 347         }
 348         }
 349         return secondFragment;
 350     }
 351
 352
 353     /**
 354      * Replaces the second fragment managed by the activity with the received as
 355      * a parameter.
 356      * <p/>
 357      * Assumes never will be more than two fragments managed at the same time.
 358      *
 359      * @param fragment New second Fragment to set.
 360      */
 361     private void setSecondFragment(Fragment fragment) {
 362         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 363         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 364         transaction.commit();
 365     }
 366
 367
 368     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 369         if (mDualPane) {
 370             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 371                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 372             }
 373             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 374                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 375             }
 376
 377         } else if (existsSecondFragment) {
 378             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 379                 mLeftFragmentContainer.setVisibility(View.GONE);
 380             }
 381             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 382                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 383             }
 384
 385         } else {
 386             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 387                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 388             }
 389             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 390                 mRightFragmentContainer.setVisibility(View.GONE);
 391             }
 392         }
 393     }
 394
 395
 396     private OCFileListFragment getListOfFilesFragment() {
 397         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(
 398                 FileDisplayActivity.TAG_LIST_OF_FILES);
 399         if (listOfFiles != null) {
 400             return (OCFileListFragment) listOfFiles;
 401         }
 402         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 403         return null;
 404     }
 405
 406     public FileFragment getSecondFragment() {
 407         Fragment second = getSupportFragmentManager().findFragmentByTag(
 408                 FileDisplayActivity.TAG_SECOND_FRAGMENT);
 409         if (second != null) {
 410             return (FileFragment) second;
 411         }
 412         return null;
 413     }
 414
 415     protected void cleanSecondFragment() {
 416         Fragment second = getSecondFragment();
 417         if (second != null) {
 418             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 419             tr.remove(second);
 420             tr.commit();
 421         }
 422         updateFragmentsVisibility(false);
 423         updateActionBarTitleAndHomeButton(null);
 424     }
 425
 426     protected void refreshListOfFilesFragment() {
 427         OCFileListFragment fileListFragment = getListOfFilesFragment();
 428         if (fileListFragment != null) {
 429             fileListFragment.listDirectory();
 430             // TODO Enable when "On Device" is recovered ?
 431             // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
 432         }
 433     }
 434
 435     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath,
 436                                          boolean success) {
 437         FileFragment secondFragment = getSecondFragment();
 438         boolean waitedPreview = (mWaitingToPreview != null &&
 439                 mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 440         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 441             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 442             OCFile fileInFragment = detailsFragment.getFile();
 443             if (fileInFragment != null &&
 444                     !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 445                 // the user browsed to other file ; forget the automatic preview
 446                 mWaitingToPreview = null;
 447
 448             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 449                 // grant that the right panel updates the progress bar
 450                 detailsFragment.listenForTransferProgress();
 451                 detailsFragment.updateFileDetails(true, false);
 452
 453             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 454                 //  update the right panel
 455                 boolean detailsFragmentChanged = false;
 456                 if (waitedPreview) {
 457                     if (success) {
 458                         mWaitingToPreview = getStorageManager().getFileById(
 459                                 mWaitingToPreview.getFileId());   // update the file from database,
 460                                                                   // for the local storage path
 461                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 462                             startMediaPreview(mWaitingToPreview, 0, true);
 463                             detailsFragmentChanged = true;
 464                         } else if (PreviewTextFragment.canBePreviewed(mWaitingToPreview)) {
 465                             startTextPreview(mWaitingToPreview);
 466                             detailsFragmentChanged = true;
 467                         } else {
 468                             getFileOperationsHelper().openFile(mWaitingToPreview);
 469                         }
 470                     }
 471                     mWaitingToPreview = null;
 472                 }
 473                 if (!detailsFragmentChanged) {
 474                     detailsFragment.updateFileDetails(false, (success));
 475                 }
 476             }
 477         }
 478     }
 479
 480     @Override
 481     public boolean onPrepareOptionsMenu(Menu menu) {
 482         boolean drawerOpen = mDrawerLayout.isDrawerOpen(GravityCompat.START);
 483         menu.findItem(R.id.action_upload).setVisible(!drawerOpen);
 484         menu.findItem(R.id.action_create_dir).setVisible(!drawerOpen);
 485         menu.findItem(R.id.action_sort).setVisible(!drawerOpen);
 486         menu.findItem(R.id.action_sync_account).setVisible(!drawerOpen);
 487
 488         return super.onPrepareOptionsMenu(menu);
 489     }
 490
 491     @Override
 492     public boolean onCreateOptionsMenu(Menu menu) {
 493         MenuInflater inflater = getMenuInflater();
 494         inflater.inflate(R.menu.main_menu, menu);
 495         return true;
 496     }
 497
 498
 499     @Override
 500     public boolean onOptionsItemSelected(MenuItem item) {
 501         boolean retval = true;
 502         switch (item.getItemId()) {
 503             case R.id.action_create_dir: {
 504                 createFolder();
 505                 break;
 506             }
 507
 508             case R.id.action_sync_account: {
 509                 startSynchronization();
 510                 break;
 511             }
 512             case R.id.action_upload: {
 513                 UploadSourceDialogFragment dialog =
 514                         UploadSourceDialogFragment.newInstance(getAccount());
 515                 dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
 516                 break;
 517             }
 518             case android.R.id.home: {
 519                 FileFragment second = getSecondFragment();
 520                 OCFile currentDir = getCurrentDir();
 521                 if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
 522                     mDrawerLayout.closeDrawer(GravityCompat.START);
 523                 } else if((currentDir != null && currentDir.getParentId() != 0) ||
 524                         (second != null && second.getFile() != null)) {
 525                     onBackPressed();
 526
 527                 } else {
 528                     mDrawerLayout.openDrawer(GravityCompat.START);
 529                 }
 530                 break;
 531             }
 532             case R.id.action_sort: {
 533                 SharedPreferences appPreferences = PreferenceManager
 534                         .getDefaultSharedPreferences(this);
 535
 536                 // Read sorting order, default to sort by name ascending
 537                 Integer sortOrder = appPreferences
 538                         .getInt("sortOrder", FileStorageUtils.SORT_NAME);
 539
 540                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
 541                 builder.setTitle(R.string.actionbar_sort_title)
 542                         .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder ,
 543                                 new DialogInterface.OnClickListener() {
 544                             public void onClick(DialogInterface dialog, int which) {
 545                                 switch (which){
 546                                     case 0:
 547                                         sortByName(true);
 548                                         break;
 549                                     case 1:
 550                                         sortByDate(false);
 551                                         break;
 552                                 }
 553
 554                                 dialog.dismiss();
 555                             }
 556                         });
 557                 builder.create().show();
 558                 break;
 559             }
 560         default:
 561             retval = super.onOptionsItemSelected(item);
 562         }
 563         return retval;
 564     }
 565
 566     public void createFolder() {
 567         CreateFolderDialogFragment dialog =
 568                 CreateFolderDialogFragment.newInstance(getCurrentDir());
 569         dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
 570     }
 571
 572     public void uploadLocalFilesSelected() {
 573         Intent action = new Intent(this, UploadFilesActivity.class);
 574         action.putExtra(
 575                 UploadFilesActivity.EXTRA_ACCOUNT,
 576                 getAccount()
 577         );
 578         startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 579     }
 580
 581     public void uploadFromOtherAppsSelected() {
 582         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 583         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 584         //Intent.EXTRA_ALLOW_MULTIPLE is only supported on api level 18+, Jelly Bean
 585         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 586             action.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
 587         }
 588         startActivityForResult(
 589                 Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 590                 ACTION_SELECT_CONTENT_FROM_APPS
 591         );
 592     }
 593
 594     private void startSynchronization() {
 595         Log_OC.d(TAG, "Got to start sync");
 596         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 597             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 598             ContentResolver.cancelSync(null, MainApp.getAuthority());
 599             // cancel the current synchronizations of any ownCloud account
 600             Bundle bundle = new Bundle();
 601             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 602             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 603             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 604                     MainApp.getAuthority());
 605             ContentResolver.requestSync(
 606                     getAccount(),
 607                     MainApp.getAuthority(), bundle);
 608         } else {
 609             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 610                     MainApp.getAuthority() + " with new API");
 611             SyncRequest.Builder builder = new SyncRequest.Builder();
 612             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 613             builder.setExpedited(true);
 614             builder.setManual(true);
 615             builder.syncOnce();
 616
 617             // Fix bug in Android Lollipop when you click on refresh the whole account
 618             Bundle extras = new Bundle();
 619             builder.setExtras(extras);
 620
 621             SyncRequest request = builder.build();
 622             ContentResolver.requestSync(request);
 623         }
 624     }
 625
 626     /**
 627      * Called, when the user selected something for uploading
 628      *
 629      */
 630     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 631     @Override
 632     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 633
 634         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK ||
 635                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 636             //getClipData is only supported on api level 16+, Jelly Bean
 637             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 638                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 639                     Intent intent = new Intent();
 640                     intent.setData(data.getClipData().getItemAt(i).getUri());
 641                     requestSimpleUpload(intent, resultCode);
 642                 }
 643             }else {
 644                 requestSimpleUpload(data, resultCode);
 645             }
 646         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK ||
 647                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 648             requestMultipleUpload(data, resultCode);
 649
 650         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 651             final Intent fData = data;
 652             final int fResultCode = resultCode;
 653             getHandler().postDelayed(
 654                     new Runnable() {
 655                         @Override
 656                         public void run() {
 657                             requestMoveOperation(fData, fResultCode);
 658                         }
 659                     },
 660                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 661             );
 662
 663         } else if (requestCode == ACTION_COPY_FILES && resultCode == RESULT_OK) {
 664
 665             final Intent fData = data;
 666             final int fResultCode = resultCode;
 667             getHandler().postDelayed(
 668                     new Runnable() {
 669                         @Override
 670                         public void run() {
 671                             requestCopyOperation(fData, fResultCode);
 672                         }
 673                     },
 674                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 675             );
 676
 677         } else {
 678             super.onActivityResult(requestCode, resultCode, data);
 679         }
 680
 681     }
 682
 683     private void requestMultipleUpload(Intent data, int resultCode) {
 684         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 685         if (filePaths != null) {
 686             String[] remotePaths = new String[filePaths.length];
 687             String remotePathBase = getCurrentDir().getRemotePath();
 688             for (int j = 0; j< remotePaths.length; j++) {
 689                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 690             }
 691
 692             Intent i = new Intent(this, FileUploader.class);
 693             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 694             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 695             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 696             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 697             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 698                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 699             startService(i);
 700
 701         } else {
 702             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 703             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected),
 704                     Toast.LENGTH_LONG);
 705             t.show();
 706             return;
 707         }
 708     }
 709
 710
 711     private void requestSimpleUpload(Intent data, int resultCode) {
 712         String filePath = null;
 713         String mimeType = null;
 714
 715         Uri selectedImageUri = data.getData();
 716
 717         try {
 718             mimeType = getContentResolver().getType(selectedImageUri);
 719
 720             String fileManagerString = selectedImageUri.getPath();
 721             String selectedImagePath = UriUtils.getLocalPath(selectedImageUri, this);
 722
 723             if (selectedImagePath != null)
 724                 filePath = selectedImagePath;
 725             else
 726                 filePath = fileManagerString;
 727
 728         } catch (Exception e) {
 729             Log_OC.e(TAG, "Unexpected exception when trying to read the result of " +
 730                     "Intent.ACTION_GET_CONTENT", e);
 731
 732         } finally {
 733             if (filePath == null) {
 734                 Log_OC.e(TAG, "Couldn't resolve path to file");
 735                 Toast t = Toast.makeText(
 736                         this, getString(R.string.filedisplay_unexpected_bad_get_content),
 737                         Toast.LENGTH_LONG
 738                 );
 739                 t.show();
 740                 return;
 741             }
 742         }
 743
 744         Intent i = new Intent(this, FileUploader.class);
 745         i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 746         OCFile currentDir = getCurrentDir();
 747         String remotePath =  (currentDir != null) ? currentDir.getRemotePath() : OCFile.ROOT_PATH;
 748
 749         if (filePath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 750             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
 751             try {
 752                 if (cursor != null && cursor.moveToFirst()) {
 753                     String displayName = cursor.getString(cursor.getColumnIndex(
 754                             OpenableColumns.DISPLAY_NAME));
 755                     Log_OC.v(TAG, "Display Name: " + displayName );
 756
 757                     displayName.replace(File.separatorChar, '_');
 758                     displayName.replace(File.pathSeparatorChar, '_');
 759                     remotePath += displayName + DisplayUtils.getComposedFileExtension(filePath);
 760
 761                 }
 762                 // and what happens in case of error?; wrong target name for the upload
 763             } finally {
 764                 cursor.close();
 765             }
 766
 767         } else {
 768             remotePath += new File(filePath).getName();
 769         }
 770
 771         i.putExtra(FileUploader.KEY_LOCAL_FILE, filePath);
 772         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePath);
 773         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 774         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 775         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 776         i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 777         startService(i);
 778     }
 779
 780     /**
 781      * Request the operation for moving the file/folder from one path to another
 782      *
 783      * @param data       Intent received
 784      * @param resultCode Result code received
 785      */
 786     private void requestMoveOperation(Intent data, int resultCode) {
 787         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 788         OCFile targetFile = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 789         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 790     }
 791
 792     /**
 793      * Request the operation for copying the file/folder from one path to another
 794      *
 795      * @param data       Intent received
 796      * @param resultCode Result code received
 797      */
 798     private void requestCopyOperation(Intent data, int resultCode) {
 799         OCFile folderToMoveAt = data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 800         OCFile targetFile = data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 801         getFileOperationsHelper().copyFile(folderToMoveAt, targetFile);
 802     }
 803
 804     @Override
 805     public void onBackPressed() {
 806         if (!isDrawerOpen()){
 807             OCFileListFragment listOfFiles = getListOfFilesFragment();
 808             if (mDualPane || getSecondFragment() == null) {
 809                 OCFile currentDir = getCurrentDir();
 810                 if (currentDir == null || currentDir.getParentId() == FileDataStorageManager.ROOT_PARENT_ID) {
 811                     finish();
 812                     return;
 813                 }
 814                 if (listOfFiles != null) {  // should never be null, indeed
 815                     listOfFiles.onBrowseUp();
 816                 }
 817             }
 818             if (listOfFiles != null) {  // should never be null, indeed
 819                 setFile(listOfFiles.getCurrentFile());
 820             }
 821             cleanSecondFragment();
 822         } else {
 823             super.onBackPressed();
 824         }
 825     }
 826
 827     @Override
 828     protected void onSaveInstanceState(Bundle outState) {
 829         // responsibility of restore is preferred in onCreate() before than in
 830         // onRestoreInstanceState when there are Fragments involved
 831         Log_OC.v(TAG, "onSaveInstanceState() start");
 832         super.onSaveInstanceState(outState);
 833         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 834         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 835         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS,
 836         // mRefreshSharesInProgress);
 837         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 838
 839         Log_OC.v(TAG, "onSaveInstanceState() end");
 840     }
 841
 842
 843     @Override
 844     protected void onResume() {
 845         Log_OC.v(TAG, "onResume() start");
 846         super.onResume();
 847         // refresh Navigation Drawer account list
 848         mNavigationDrawerAdapter.updateAccountList();
 849
 850         // refresh list of files
 851         refreshListOfFilesFragment();
 852
 853         // Listen for sync messages
 854         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 855         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 856         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 857         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 858         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 859         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 860         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 861         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver,
 862         // syncIntentFilter);
 863
 864         // Listen for upload messages
 865         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 866         mUploadFinishReceiver = new UploadFinishReceiver();
 867         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 868
 869         // Listen for download messages
 870         IntentFilter downloadIntentFilter = new IntentFilter(
 871                 FileDownloader.getDownloadAddedMessage());
 872         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 873         mDownloadFinishReceiver = new DownloadFinishReceiver();
 874         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 875
 876         Log_OC.v(TAG, "onResume() end");
 877
 878     }
 879
 880
 881     @Override
 882     protected void onPause() {
 883         Log_OC.v(TAG, "onPause() start");
 884         if (mSyncBroadcastReceiver != null) {
 885             unregisterReceiver(mSyncBroadcastReceiver);
 886             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 887             mSyncBroadcastReceiver = null;
 888         }
 889         if (mUploadFinishReceiver != null) {
 890             unregisterReceiver(mUploadFinishReceiver);
 891             mUploadFinishReceiver = null;
 892         }
 893         if (mDownloadFinishReceiver != null) {
 894             unregisterReceiver(mDownloadFinishReceiver);
 895             mDownloadFinishReceiver = null;
 896         }
 897
 898         super.onPause();
 899         Log_OC.v(TAG, "onPause() end");
 900     }
 901
 902
 903     private class SyncBroadcastReceiver extends BroadcastReceiver {
 904
 905         /**
 906          * {@link BroadcastReceiver} to enable syncing feedback in UI
 907          */
 908         @Override
 909         public void onReceive(Context context, Intent intent) {
 910             try {
 911                 String event = intent.getAction();
 912                 Log_OC.d(TAG, "Received broadcast " + event);
 913                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 914                 String synchFolderRemotePath =
 915                         intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 916                 RemoteOperationResult synchResult =
 917                         (RemoteOperationResult)intent.getSerializableExtra(
 918                                 FileSyncAdapter.EXTRA_RESULT);
 919                 boolean sameAccount = (getAccount() != null &&
 920                         accountName.equals(getAccount().name) && getStorageManager() != null);
 921
 922                 if (sameAccount) {
 923
 924                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 925                         mSyncInProgress = true;
 926
 927                     } else {
 928                         OCFile currentFile = (getFile() == null) ? null :
 929                                 getStorageManager().getFileByPath(getFile().getRemotePath());
 930                         OCFile currentDir = (getCurrentDir() == null) ? null :
 931                                 getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 932
 933                         if (currentDir == null) {
 934                             // current folder was removed from the server
 935                             Toast.makeText( FileDisplayActivity.this,
 936                                             String.format(
 937                                                     getString(R.string.
 938                                                             sync_current_folder_was_removed),
 939                                                    synchFolderRemotePath),
 940                                             Toast.LENGTH_LONG)
 941                                 .show();
 942
 943                             browseToRoot();
 944
 945                         } else {
 946                             if (currentFile == null && !getFile().isFolder()) {
 947                                 // currently selected file was removed in the server, and now we
 948                                 // know it
 949                                 cleanSecondFragment();
 950                                 currentFile = currentDir;
 951                             }
 952
 953                             if (synchFolderRemotePath != null &&
 954                                     currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 955                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 956                                 if (fileListFragment != null) {
 957                                     fileListFragment.listDirectory();
 958                                     // TODO Enable when "On Device" is recovered ?
 959                                     // fileListFragment.listDirectory(currentDir,
 960                                     // MainApp.getOnlyOnDevice());
 961                                 }
 962                             }
 963                             setFile(currentFile);
 964                         }
 965
 966                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
 967                                 !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED
 968                                         .equals(event));
 969
 970                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 971                                     equals(event) &&/// TODO refactor and make common
 972
 973                                 synchResult != null && !synchResult.isSuccess() &&
 974                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED ||
 975                                         synchResult.isIdPRedirection() ||
 976                                         (synchResult.isException() && synchResult.getException()
 977                                                 instanceof AuthenticatorException))) {
 978
 979
 980                             try {
 981                                 OwnCloudClient client;
 982                                 OwnCloudAccount ocAccount =
 983                                         new OwnCloudAccount(getAccount(), context);
 984                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
 985                                         removeClientFor(ocAccount));
 986                                 if (client != null) {
 987                                     OwnCloudCredentials cred = client.getCredentials();
 988                                     if (cred != null) {
 989                                         AccountManager am = AccountManager.get(context);
 990                                         if (cred.authTokenExpires()) {
 991                                             am.invalidateAuthToken(
 992                                                     getAccount().type,
 993                                                     cred.getAuthToken()
 994                                             );
 995                                         } else {
 996                                             am.clearPassword(getAccount());
 997                                         }
 998                                     }
 999                                 }
1000                                 requestCredentialsUpdate();
1001
1002                             } catch (AccountNotFoundException e) {
1003                                 Log_OC.e(TAG, "Account " + getAccount() + " was removed!", e);
1004                             }
1005
1006                         }
1007                     }
1008                     removeStickyBroadcast(intent);
1009                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
1010                     mProgressBar.setIndeterminate(mSyncInProgress);
1011                     //mProgressBar.setVisibility((mSyncInProgress) ? View.VISIBLE : View.INVISIBLE);
1012                     //setSupportProgressBarIndeterminateVisibility(mSyncInProgress
1013                     /*|| mRefreshSharesInProgress*/ //);
1014
1015                     setBackgroundText();
1016
1017                 }
1018
1019                 if (synchResult != null) {
1020                     if (synchResult.getCode().equals(
1021                             RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1022                         mLastSslUntrustedServerResult = synchResult;
1023                     }
1024                 }
1025             } catch (RuntimeException e) {
1026                 // avoid app crashes after changing the serial id of RemoteOperationResult
1027                 // in owncloud library with broadcast notifications pending to process
1028                 removeStickyBroadcast(intent);
1029             }
1030         }
1031     }
1032
1033     /**
1034      * Show a text message on screen view for notifying user if content is
1035      * loading or folder is empty
1036      */
1037     private void setBackgroundText() {
1038         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1039         if (ocFileListFragment != null) {
1040             int message = R.string.file_list_loading;
1041             if (!mSyncInProgress) {
1042                 // In case file list is empty
1043                 message = R.string.file_list_empty;
1044             }
1045             ocFileListFragment.setMessageForEmptyList(getString(message));
1046         } else {
1047             Log_OC.e(TAG, "OCFileListFragment is null");
1048         }
1049     }
1050
1051     /**
1052      * Once the file upload has finished -> update view
1053      */
1054     private class UploadFinishReceiver extends BroadcastReceiver {
1055         /**
1056          * Once the file upload has finished -> update view
1057          *
1058          * @author David A. Velasco
1059          * {@link BroadcastReceiver} to enable upload feedback in UI
1060          */
1061         @Override
1062         public void onReceive(Context context, Intent intent) {
1063             try {
1064                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1065                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1066                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1067                 OCFile currentDir = getCurrentDir();
1068                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1069                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1070
1071                 if (sameAccount && isDescendant) {
1072                     refreshListOfFilesFragment();
1073                 }
1074
1075                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT,
1076                         false);
1077                 boolean renamedInUpload = getFile().getRemotePath().
1078                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1079                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1080                         renamedInUpload;
1081                 FileFragment details = getSecondFragment();
1082                 boolean detailFragmentIsShown = (details != null &&
1083                         details instanceof FileDetailFragment);
1084
1085                 if (sameAccount && sameFile && detailFragmentIsShown) {
1086                     if (uploadWasFine) {
1087                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1088                     }
1089                     if (renamedInUpload) {
1090                         String newName = (new File(uploadedRemotePath)).getName();
1091                         Toast msg = Toast.makeText(
1092                                 context,
1093                                 String.format(
1094                                         getString(R.string.filedetails_renamed_in_upload_msg),
1095                                         newName),
1096                                 Toast.LENGTH_LONG);
1097                         msg.show();
1098                     }
1099                     if (uploadWasFine || getFile().fileExists()) {
1100                         ((FileDetailFragment) details).updateFileDetails(false, true);
1101                     } else {
1102                         cleanSecondFragment();
1103                     }
1104
1105                     // Force the preview if the file is an image or text file
1106                     if (uploadWasFine) {
1107                         OCFile ocFile = getFile();
1108                         if (PreviewImageFragment.canBePreviewed(ocFile))
1109                             startImagePreview(getFile());
1110                         else if (PreviewTextFragment.canBePreviewed(ocFile))
1111                             startTextPreview(ocFile);
1112                         // TODO what about other kind of previews?
1113                     }
1114                 }
1115
1116                 mProgressBar.setIndeterminate(false);
1117             } finally {
1118                 if (intent != null) {
1119                     removeStickyBroadcast(intent);
1120                 }
1121             }
1122
1123         }
1124
1125     }
1126
1127
1128     /**
1129      * Class waiting for broadcast events from the {@link FileDownloader} service.
1130      *
1131      * Updates the UI when a download is started or finished, provided that it is relevant for the
1132      * current folder.
1133      */
1134     private class DownloadFinishReceiver extends BroadcastReceiver {
1135
1136         //int refreshCounter = 0;
1137         @Override
1138         public void onReceive(Context context, Intent intent) {
1139             try {
1140                 boolean sameAccount = isSameAccount(context, intent);
1141                 String downloadedRemotePath =
1142                         intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1143                 boolean isDescendant = isDescendant(downloadedRemotePath);
1144
1145                 if (sameAccount && isDescendant) {
1146                     String linkedToRemotePath =
1147                             intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
1148                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
1149                         //Log_OC.v(TAG, "refresh #" + ++refreshCounter);
1150                         refreshListOfFilesFragment();
1151                     }
1152                     refreshSecondFragment(
1153                             intent.getAction(),
1154                             downloadedRemotePath,
1155                             intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false)
1156                     );
1157                 }
1158
1159                 if (mWaitingToSend != null) {
1160                     mWaitingToSend =
1161                             getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
1162                     if (mWaitingToSend.isDown()) {
1163                         sendDownloadedFile();
1164                     }
1165                 }
1166
1167             } finally {
1168                 if (intent != null) {
1169                     removeStickyBroadcast(intent);
1170                 }
1171             }
1172         }
1173
1174         private boolean isDescendant(String downloadedRemotePath) {
1175             OCFile currentDir = getCurrentDir();
1176             return (
1177                 currentDir != null &&
1178                 downloadedRemotePath != null &&
1179                 downloadedRemotePath.startsWith(currentDir.getRemotePath())
1180             );
1181         }
1182
1183         private boolean isAscendant(String linkedToRemotePath) {
1184             OCFile currentDir = getCurrentDir();
1185             return (
1186                 currentDir != null &&
1187                 currentDir.getRemotePath().startsWith(linkedToRemotePath)
1188             );
1189         }
1190
1191         private boolean isSameAccount(Context context, Intent intent) {
1192             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1193             return (accountName != null && getAccount() != null &&
1194                     accountName.equals(getAccount().name));
1195         }
1196     }
1197
1198
1199     public void browseToRoot() {
1200         OCFileListFragment listOfFiles = getListOfFilesFragment();
1201         if (listOfFiles != null) {  // should never be null, indeed
1202             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1203             listOfFiles.listDirectory(root);
1204             // TODO Enable when "On Device" is recovered ?
1205             // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
1206             setFile(listOfFiles.getCurrentFile());
1207             startSyncFolderOperation(root, false);
1208         }
1209         cleanSecondFragment();
1210     }
1211
1212
1213     /**
1214      * {@inheritDoc}
1215      * <p/>
1216      * Updates action bar and second fragment, if in dual pane mode.
1217      */
1218     @Override
1219     public void onBrowsedDownTo(OCFile directory) {
1220         setFile(directory);
1221         cleanSecondFragment();
1222         // Sync Folder
1223         startSyncFolderOperation(directory, false);
1224     }
1225
1226     /**
1227      * Shows the information of the {@link OCFile} received as a
1228      * parameter in the second fragment.
1229      *
1230      * @param file {@link OCFile} whose details will be shown
1231      */
1232     @Override
1233     public void showDetails(OCFile file) {
1234         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1235         setSecondFragment(detailFragment);
1236         updateFragmentsVisibility(true);
1237         updateActionBarTitleAndHomeButton(file);
1238         setFile(file);
1239     }
1240
1241     @Override
1242     protected void updateActionBarTitleAndHomeButton(OCFile chosenFile) {
1243         if (mDualPane) {
1244             // in dual pane mode, keep the focus of title an action bar in the current folder
1245             super.updateActionBarTitleAndHomeButton(getCurrentDir());
1246
1247         } else {
1248             super.updateActionBarTitleAndHomeButton(chosenFile);
1249         }
1250
1251     }
1252
1253     @Override
1254     protected ServiceConnection newTransferenceServiceConnection() {
1255         return new ListServiceConnection();
1256     }
1257
1258     /**
1259      * Defines callbacks for service binding, passed to bindService()
1260      */
1261     private class ListServiceConnection implements ServiceConnection {
1262
1263         @Override
1264         public void onServiceConnected(ComponentName component, IBinder service) {
1265             if (component.equals(new ComponentName(
1266                     FileDisplayActivity.this, FileDownloader.class))) {
1267                 Log_OC.d(TAG, "Download service connected");
1268                 mDownloaderBinder = (FileDownloaderBinder) service;
1269                 if (mWaitingToPreview != null)
1270                     if (getStorageManager() != null) {
1271                          // update the file
1272                         mWaitingToPreview =
1273                                 getStorageManager().getFileById(mWaitingToPreview.getFileId());
1274                         if (!mWaitingToPreview.isDown()) {
1275                             requestForDownload();
1276                         }
1277                     }
1278
1279             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1280                     FileUploader.class))) {
1281                 Log_OC.d(TAG, "Upload service connected");
1282                 mUploaderBinder = (FileUploaderBinder) service;
1283             } else {
1284                 return;
1285             }
1286             // a new chance to get the mDownloadBinder through
1287             // getFileDownloadBinder() - THIS IS A MESS
1288             OCFileListFragment listOfFiles = getListOfFilesFragment();
1289             if (listOfFiles != null) {
1290                 listOfFiles.listDirectory();
1291                 // TODO Enable when "On Device" is recovered ?
1292                 // listOfFiles.listDirectory(MainApp.getOnlyOnDevice());
1293             }
1294             FileFragment secondFragment = getSecondFragment();
1295             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1296                 FileDetailFragment detailFragment = (FileDetailFragment) secondFragment;
1297                 detailFragment.listenForTransferProgress();
1298                 detailFragment.updateFileDetails(false, false);
1299             }
1300         }
1301
1302         @Override
1303         public void onServiceDisconnected(ComponentName component) {
1304             if (component.equals(new ComponentName(FileDisplayActivity.this,
1305                     FileDownloader.class))) {
1306                 Log_OC.d(TAG, "Download service disconnected");
1307                 mDownloaderBinder = null;
1308             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1309                     FileUploader.class))) {
1310                 Log_OC.d(TAG, "Upload service disconnected");
1311                 mUploaderBinder = null;
1312             }
1313         }
1314     }
1315
1316     @Override
1317     public void onSavedCertificate() {
1318         startSyncFolderOperation(getCurrentDir(), false);
1319     }
1320
1321
1322     @Override
1323     public void onFailedSavingCertificate() {
1324         ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(
1325                 R.string.ssl_validator_not_saved, new String[]{}, R.string.common_ok, -1, -1
1326         );
1327         dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED);
1328     }
1329
1330     @Override
1331     public void onCancelCertificate() {
1332         // nothing to do
1333     }
1334
1335     /**
1336      * Updates the view associated to the activity after the finish of some operation over files
1337      * in the current account.
1338      *
1339      * @param operation Removal operation performed.
1340      * @param result    Result of the removal.
1341      */
1342     @Override
1343     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1344         super.onRemoteOperationFinish(operation, result);
1345
1346         if (operation instanceof RemoveFileOperation) {
1347             onRemoveFileOperationFinish((RemoveFileOperation) operation, result);
1348
1349         } else if (operation instanceof RenameFileOperation) {
1350             onRenameFileOperationFinish((RenameFileOperation) operation, result);
1351
1352         } else if (operation instanceof SynchronizeFileOperation) {
1353             onSynchronizeFileOperationFinish((SynchronizeFileOperation) operation, result);
1354
1355         } else if (operation instanceof CreateFolderOperation) {
1356             onCreateFolderOperationFinish((CreateFolderOperation) operation, result);
1357
1358         } else if (operation instanceof CreateShareOperation) {
1359             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1360
1361         } else if (operation instanceof UnshareLinkOperation) {
1362             onUnshareLinkOperationFinish((UnshareLinkOperation) operation, result);
1363
1364         } else if (operation instanceof MoveFileOperation) {
1365             onMoveFileOperationFinish((MoveFileOperation) operation, result);
1366
1367         } else if (operation instanceof CopyFileOperation) {
1368             onCopyFileOperationFinish((CopyFileOperation) operation, result);
1369         }
1370
1371     }
1372     private void onCreateShareOperationFinish(CreateShareOperation operation,
1373                                               RemoteOperationResult result) {
1374         if (result.isSuccess()) {
1375             refreshShowDetails();
1376             refreshListOfFilesFragment();
1377         }
1378     }
1379
1380     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
1381                                               RemoteOperationResult result) {
1382         if (result.isSuccess()) {
1383             refreshShowDetails();
1384             refreshListOfFilesFragment();
1385
1386         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1387             cleanSecondFragment();
1388             refreshListOfFilesFragment();
1389         }
1390     }
1391
1392     private void refreshShowDetails() {
1393         FileFragment details = getSecondFragment();
1394         if (details != null) {
1395             OCFile file = details.getFile();
1396             if (file != null) {
1397                 file = getStorageManager().getFileByPath(file.getRemotePath());
1398                 if (details instanceof PreviewMediaFragment) {
1399                     // Refresh  OCFile of the fragment
1400                     ((PreviewMediaFragment) details).updateFile(file);
1401                 } else if (details instanceof PreviewTextFragment) {
1402                     // Refresh  OCFile of the fragment
1403                     ((PreviewTextFragment) details).updateFile(file);
1404                 } else {
1405                     showDetails(file);
1406                 }
1407             }
1408             invalidateOptionsMenu();
1409         }
1410     }
1411
1412     /**
1413      * Updates the view associated to the activity after the finish of an operation trying to
1414      * remove a file.
1415      *
1416      * @param operation     Removal operation performed.
1417      * @param result        Result of the removal.
1418      */
1419     private void onRemoveFileOperationFinish(RemoveFileOperation operation,
1420                                              RemoteOperationResult result) {
1421         dismissLoadingDialog();
1422
1423         Toast msg = Toast.makeText(this,
1424                 ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1425                 Toast.LENGTH_LONG);
1426         msg.show();
1427
1428         if (result.isSuccess()) {
1429             OCFile removedFile = operation.getFile();
1430             FileFragment second = getSecondFragment();
1431             if (second != null && removedFile.equals(second.getFile())) {
1432                 if (second instanceof PreviewMediaFragment) {
1433                     ((PreviewMediaFragment) second).stopPreview(true);
1434                 }
1435                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1436                 cleanSecondFragment();
1437             }
1438             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())){
1439                 refreshListOfFilesFragment();
1440             }
1441             invalidateOptionsMenu();
1442         } else {
1443             if (result.isSslRecoverableException()) {
1444                 mLastSslUntrustedServerResult = result;
1445                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1446             }
1447         }
1448     }
1449
1450
1451     /**
1452      * Updates the view associated to the activity after the finish of an operation trying to move a
1453      * file.
1454      *
1455      * @param operation Move operation performed.
1456      * @param result    Result of the move operation.
1457      */
1458     private void onMoveFileOperationFinish(MoveFileOperation operation,
1459                                            RemoteOperationResult result) {
1460         if (result.isSuccess()) {
1461             dismissLoadingDialog();
1462             refreshListOfFilesFragment();
1463         } else {
1464             dismissLoadingDialog();
1465             try {
1466                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1467                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1468                         Toast.LENGTH_LONG);
1469                 msg.show();
1470
1471             } catch (NotFoundException e) {
1472                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1473             }
1474         }
1475     }
1476
1477     /**
1478      * Updates the view associated to the activity after the finish of an operation trying to copy a
1479      * file.
1480      *
1481      * @param operation Copy operation performed.
1482      * @param result    Result of the copy operation.
1483      */
1484     private void onCopyFileOperationFinish(CopyFileOperation operation, RemoteOperationResult result) {
1485         if (result.isSuccess()) {
1486             dismissLoadingDialog();
1487             refreshListOfFilesFragment();
1488         } else {
1489             dismissLoadingDialog();
1490             try {
1491                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1492                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1493                         Toast.LENGTH_LONG);
1494                 msg.show();
1495
1496             } catch (NotFoundException e) {
1497                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1498             }
1499         }
1500     }
1501
1502     /**
1503      * Updates the view associated to the activity after the finish of an operation trying to rename
1504      * a file.
1505      *
1506      * @param operation     Renaming operation performed.
1507      * @param result        Result of the renaming.
1508      */
1509     private void onRenameFileOperationFinish(RenameFileOperation operation,
1510                                              RemoteOperationResult result) {
1511         dismissLoadingDialog();
1512         OCFile renamedFile = operation.getFile();
1513         if (result.isSuccess()) {
1514             FileFragment details = getSecondFragment();
1515             if (details != null) {
1516                 if (details instanceof FileDetailFragment &&
1517                         renamedFile.equals(details.getFile()) ) {
1518                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1519                     showDetails(renamedFile);
1520
1521                 } else if (details instanceof PreviewMediaFragment &&
1522                         renamedFile.equals(details.getFile())) {
1523                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1524                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1525                         int position = ((PreviewMediaFragment) details).getPosition();
1526                         startMediaPreview(renamedFile, position, true);
1527                     } else {
1528                         getFileOperationsHelper().openFile(renamedFile);
1529                     }
1530                 } else if (details instanceof PreviewTextFragment &&
1531                         renamedFile.equals(details.getFile())) {
1532                     ((PreviewTextFragment) details).updateFile(renamedFile);
1533                     if (PreviewTextFragment.canBePreviewed(renamedFile)) {
1534                         startTextPreview(renamedFile);
1535                     } else {
1536                         getFileOperationsHelper().openFile(renamedFile);
1537                     }
1538                 }
1539             }
1540
1541             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())){
1542                 refreshListOfFilesFragment();
1543             }
1544
1545         } else {
1546             Toast msg = Toast.makeText(this,
1547                     ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1548                     Toast.LENGTH_LONG);
1549             msg.show();
1550
1551             if (result.isSslRecoverableException()) {
1552                 mLastSslUntrustedServerResult = result;
1553                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1554             }
1555         }
1556     }
1557
1558     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation,
1559                                                   RemoteOperationResult result) {
1560         if (result.isSuccess()) {
1561             if (operation.transferWasRequested()) {
1562                 OCFile syncedFile = operation.getLocalFile();
1563                 onTransferStateChanged(syncedFile, true, true);
1564                 invalidateOptionsMenu();
1565             }
1566         }
1567     }
1568
1569     /**
1570      * Updates the view associated to the activity after the finish of an operation trying create a
1571      * new folder
1572      *
1573      * @param operation     Creation operation performed.
1574      * @param result        Result of the creation.
1575      */
1576     private void onCreateFolderOperationFinish(CreateFolderOperation operation,
1577                                                RemoteOperationResult result) {
1578         if (result.isSuccess()) {
1579             dismissLoadingDialog();
1580             refreshListOfFilesFragment();
1581         } else {
1582             dismissLoadingDialog();
1583             try {
1584                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1585                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1586                         Toast.LENGTH_LONG);
1587                 msg.show();
1588
1589             } catch (NotFoundException e) {
1590                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1591             }
1592         }
1593     }
1594
1595
1596     /**
1597      * {@inheritDoc}
1598      */
1599     @Override
1600     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1601         refreshListOfFilesFragment();
1602         FileFragment details = getSecondFragment();
1603         if (details != null && details instanceof FileDetailFragment &&
1604                 file.equals(details.getFile()) ) {
1605             if (downloading || uploading) {
1606                 ((FileDetailFragment) details).updateFileDetails(file, getAccount());
1607             } else {
1608                 if (!file.fileExists()) {
1609                     cleanSecondFragment();
1610                 } else {
1611                     ((FileDetailFragment) details).updateFileDetails(false, true);
1612                 }
1613             }
1614         }
1615
1616     }
1617
1618
1619     private void requestForDownload() {
1620         Account account = getAccount();
1621         //if (!mWaitingToPreview.isDownloading()) {
1622         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1623             Intent i = new Intent(this, FileDownloader.class);
1624             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1625             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1626             startService(i);
1627         }
1628     }
1629
1630
1631     private OCFile getCurrentDir() {
1632         OCFile file = getFile();
1633         if (file != null) {
1634             if (file.isFolder()) {
1635                 return file;
1636             } else if (getStorageManager() != null) {
1637                 String parentPath = file.getRemotePath().substring(0,
1638                         file.getRemotePath().lastIndexOf(file.getFileName()));
1639                 return getStorageManager().getFileByPath(parentPath);
1640             }
1641         }
1642         return null;
1643     }
1644
1645     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1646         long currentSyncTime = System.currentTimeMillis();
1647
1648         mSyncInProgress = true;
1649
1650         // perform folder synchronization
1651         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
1652                 currentSyncTime,
1653                 false,
1654                 getFileOperationsHelper().isSharedSupported(),
1655                 ignoreETag,
1656                 getStorageManager(),
1657                 getAccount(),
1658                 getApplicationContext()
1659         );
1660         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
1661
1662         mProgressBar.setIndeterminate(true);
1663
1664         setBackgroundText();
1665     }
1666
1667     /**
1668      * Show untrusted cert dialog
1669      */
1670     public void showUntrustedCertDialog(RemoteOperationResult result) {
1671         // Show a dialog with the certificate info
1672         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
1673                 (CertificateCombinedException) result.getException());
1674         FragmentManager fm = getSupportFragmentManager();
1675         FragmentTransaction ft = fm.beginTransaction();
1676         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1677     }
1678
1679     private void requestForDownload(OCFile file) {
1680         Account account = getAccount();
1681         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1682             Intent i = new Intent(this, FileDownloader.class);
1683             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1684             i.putExtra(FileDownloader.EXTRA_FILE, file);
1685             startService(i);
1686         }
1687     }
1688
1689     private void sendDownloadedFile() {
1690         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1691         mWaitingToSend = null;
1692     }
1693
1694
1695     /**
1696      * Requests the download of the received {@link OCFile} , updates the UI
1697      * to monitor the download progress and prepares the activity to send the file
1698      * when the download finishes.
1699      *
1700      * @param file {@link OCFile} to download and preview.
1701      */
1702     public void startDownloadForSending(OCFile file) {
1703         mWaitingToSend = file;
1704         requestForDownload(mWaitingToSend);
1705         boolean hasSecondFragment = (getSecondFragment() != null);
1706         updateFragmentsVisibility(hasSecondFragment);
1707     }
1708
1709     /**
1710      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1711      *
1712      * @param file Image {@link OCFile} to show.
1713      */
1714     public void startImagePreview(OCFile file) {
1715         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1716         showDetailsIntent.putExtra(EXTRA_FILE, file);
1717         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1718         startActivity(showDetailsIntent);
1719     }
1720
1721     /**
1722      * Stars the preview of an already down media {@link OCFile}.
1723      *
1724      * @param file                      Media {@link OCFile} to preview.
1725      * @param startPlaybackPosition     Media position where the playback will be started,
1726      *                                  in milliseconds.
1727      * @param autoplay                  When 'true', the playback will start without user
1728      *                                  interactions.
1729      */
1730     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1731         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition,
1732                 autoplay);
1733         setSecondFragment(mediaFragment);
1734         updateFragmentsVisibility(true);
1735         updateActionBarTitleAndHomeButton(file);
1736         setFile(file);
1737     }
1738
1739     /**
1740      * Stars the preview of a text file {@link OCFile}.
1741      *
1742      * @param file Text {@link OCFile} to preview.
1743      */
1744     public void startTextPreview(OCFile file) {
1745         Bundle args = new Bundle();
1746         args.putParcelable(EXTRA_FILE, file);
1747         args.putParcelable(EXTRA_ACCOUNT, getAccount());
1748         Fragment textPreviewFragment = Fragment.instantiate(getApplicationContext(),
1749                 PreviewTextFragment.class.getName(), args);
1750         setSecondFragment(textPreviewFragment);
1751         updateFragmentsVisibility(true);
1752         //updateNavigationElementsInActionBar(file);
1753         setFile(file);
1754     }
1755
1756     /**
1757      * Requests the download of the received {@link OCFile} , updates the UI
1758      * to monitor the download progress and prepares the activity to preview
1759      * or open the file when the download finishes.
1760      *
1761      * @param file {@link OCFile} to download and preview.
1762      */
1763     public void startDownloadForPreview(OCFile file) {
1764         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1765         setSecondFragment(detailFragment);
1766         mWaitingToPreview = file;
1767         requestForDownload();
1768         updateFragmentsVisibility(true);
1769         updateActionBarTitleAndHomeButton(file);
1770         setFile(file);
1771     }
1772
1773
1774     public void cancelTransference(OCFile file) {
1775         getFileOperationsHelper().cancelTransference(file);
1776         if (mWaitingToPreview != null &&
1777                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1778             mWaitingToPreview = null;
1779         }
1780         if (mWaitingToSend != null &&
1781                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1782             mWaitingToSend = null;
1783         }
1784         onTransferStateChanged(file, false, false);
1785     }
1786
1787     @Override
1788     public void onRefresh(boolean ignoreETag) {
1789         refreshList(ignoreETag);
1790     }
1791
1792     @Override
1793     public void onRefresh() {
1794         refreshList(true);
1795     }
1796
1797     private void refreshList(boolean ignoreETag) {
1798         OCFileListFragment listOfFiles = getListOfFilesFragment();
1799         if (listOfFiles != null) {
1800             OCFile folder = listOfFiles.getCurrentFile();
1801             if (folder != null) {
1802                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1803                 listDirectory(mFile);*/
1804                 startSyncFolderOperation(folder, ignoreETag);
1805             }
1806         }
1807     }
1808
1809     private void sortByDate(boolean ascending) {
1810         getListOfFilesFragment().sortByDate(ascending);
1811     }
1812
1813     private void sortBySize(boolean ascending) {
1814         getListOfFilesFragment().sortBySize(ascending);
1815     }
1816
1817     private void sortByName(boolean ascending) {
1818         getListOfFilesFragment().sortByName(ascending);
1819     }
1820
1821    public void allFilesOption() {
1822        browseToRoot();
1823    }
1824 }