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.ShareFileDialogFragment;
  94 import com.owncloud.android.ui.dialog.SharePasswordDialogFragment;
  95 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  96 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  97 import com.owncloud.android.ui.dialog.UploadSourceDialogFragment;
  98 import com.owncloud.android.ui.fragment.FileDetailFragment;
  99 import com.owncloud.android.ui.fragment.FileFragment;
 100 import com.owncloud.android.ui.fragment.OCFileListFragment;
 101 import com.owncloud.android.ui.preview.PreviewImageActivity;
 102 import com.owncloud.android.ui.preview.PreviewImageFragment;
 103 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 104 import com.owncloud.android.ui.preview.PreviewTextFragment;
 105 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 106 import com.owncloud.android.utils.DisplayUtils;
 107 import com.owncloud.android.utils.ErrorMessageAdapter;
 108 import com.owncloud.android.utils.FileStorageUtils;
 109 import com.owncloud.android.utils.UriUtils;
 110
 111 import java.io.File;
 112
 113 /**
 114  * Displays, what files the user has available in his ownCloud.
 115  */
 116
 117 public class FileDisplayActivity extends HookActivity
 118         implements FileFragment.ContainerActivity,
 119         OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 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     private 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                 RelativeLayout navigationDrawerLayout = (RelativeLayout) findViewById(R.id.left_drawer);
 269                 if (navigationDrawerLayout != null && getAccount() != null) {
 270                     TextView username = (TextView) navigationDrawerLayout.findViewById(R.id.drawer_username);
 271                     int lastAtPos = getAccount().name.lastIndexOf("@");
 272                     username.setText(getAccount().name.substring(0, lastAtPos));
 273                 }
 274             }
 275
 276             if (!stateWasRecovered) {
 277                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
 278                 initFragmentsWithFile();
 279                 if (file.isFolder()) {
 280                     startSyncFolderOperation(file, false);
 281                 }
 282
 283             } else {
 284                 updateFragmentsVisibility(!file.isFolder());
 285                 updateActionBarTitleAndHomeButton(file.isFolder() ? null : file);
 286             }
 287         }
 288     }
 289
 290     private void createMinFragments() {
 291         OCFileListFragment listOfFiles = new OCFileListFragment();
 292         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 293         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 294         transaction.commit();
 295     }
 296
 297     private void initFragmentsWithFile() {
 298         if (getAccount() != null && getFile() != null) {
 299             /// First fragment
 300             OCFileListFragment listOfFiles = getListOfFilesFragment();
 301             if (listOfFiles != null) {
 302                 listOfFiles.listDirectory(getCurrentDir());
 303                 // TODO Enable when "On Device" is recovered
 304                 // listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
 305
 306             } else {
 307                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 308             }
 309
 310             /// Second fragment
 311             OCFile file = getFile();
 312             Fragment secondFragment = chooseInitialSecondFragment(file);
 313             if (secondFragment != null) {
 314                 setSecondFragment(secondFragment);
 315                 updateFragmentsVisibility(true);
 316                 updateActionBarTitleAndHomeButton(file);
 317
 318             } else {
 319                 cleanSecondFragment();
 320                 if (file.isDown() && PreviewTextFragment.canBePreviewed(file))
 321                     startTextPreview(file);
 322             }
 323
 324         } else {
 325             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 326             if (getAccount() == null) {
 327                 Log_OC.wtf(TAG, "\t account is NULL");
 328             }
 329             if (getFile() == null) {
 330                 Log_OC.wtf(TAG, "\t file is NULL");
 331             }
 332         }
 333     }
 334
 335     private Fragment chooseInitialSecondFragment(OCFile file) {
 336         Fragment secondFragment = null;
 337         if (file != null && !file.isFolder()) {
 338             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 339                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 340                     ) {
 341                 int startPlaybackPosition =
 342                         getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 343                 boolean autoplay =
 344                         getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 345                 secondFragment = new PreviewMediaFragment(file, getAccount(),
 346                         startPlaybackPosition, autoplay);
 347
 348             } else if (file.isDown() && PreviewTextFragment.canBePreviewed(file)) {
 349                 secondFragment = null;
 350             } else {
 351             secondFragment = FileDetailFragment.newInstance(file, getAccount());
 352         }
 353         }
 354         return secondFragment;
 355     }
 356
 357
 358     /**
 359      * Replaces the second fragment managed by the activity with the received as
 360      * a parameter.
 361      * <p/>
 362      * Assumes never will be more than two fragments managed at the same time.
 363      *
 364      * @param fragment New second Fragment to set.
 365      */
 366     private void setSecondFragment(Fragment fragment) {
 367         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 368         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 369         transaction.commit();
 370     }
 371
 372
 373     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 374         if (mDualPane) {
 375             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 376                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 377             }
 378             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 379                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 380             }
 381
 382         } else if (existsSecondFragment) {
 383             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 384                 mLeftFragmentContainer.setVisibility(View.GONE);
 385             }
 386             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 387                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 388             }
 389
 390         } else {
 391             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 392                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 393             }
 394             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 395                 mRightFragmentContainer.setVisibility(View.GONE);
 396             }
 397         }
 398     }
 399
 400
 401     private OCFileListFragment getListOfFilesFragment() {
 402         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(
 403                 FileDisplayActivity.TAG_LIST_OF_FILES);
 404         if (listOfFiles != null) {
 405             return (OCFileListFragment) listOfFiles;
 406         }
 407         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 408         return null;
 409     }
 410
 411     public FileFragment getSecondFragment() {
 412         Fragment second = getSupportFragmentManager().findFragmentByTag(
 413                 FileDisplayActivity.TAG_SECOND_FRAGMENT);
 414         if (second != null) {
 415             return (FileFragment) second;
 416         }
 417         return null;
 418     }
 419
 420     protected void cleanSecondFragment() {
 421         Fragment second = getSecondFragment();
 422         if (second != null) {
 423             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 424             tr.remove(second);
 425             tr.commit();
 426         }
 427         updateFragmentsVisibility(false);
 428         updateActionBarTitleAndHomeButton(null);
 429     }
 430
 431     protected void refreshListOfFilesFragment() {
 432         OCFileListFragment fileListFragment = getListOfFilesFragment();
 433         if (fileListFragment != null) {
 434             fileListFragment.listDirectory();
 435             // TODO Enable when "On Device" is recovered ?
 436             // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
 437         }
 438     }
 439
 440     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath,
 441                                          boolean success) {
 442         FileFragment secondFragment = getSecondFragment();
 443         boolean waitedPreview = (mWaitingToPreview != null &&
 444                 mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 445         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 446             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 447             OCFile fileInFragment = detailsFragment.getFile();
 448             if (fileInFragment != null &&
 449                     !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 450                 // the user browsed to other file ; forget the automatic preview
 451                 mWaitingToPreview = null;
 452
 453             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 454                 // grant that the right panel updates the progress bar
 455                 detailsFragment.listenForTransferProgress();
 456                 detailsFragment.updateFileDetails(true, false);
 457
 458             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 459                 //  update the right panel
 460                 boolean detailsFragmentChanged = false;
 461                 if (waitedPreview) {
 462                     if (success) {
 463                         mWaitingToPreview = getStorageManager().getFileById(
 464                                 mWaitingToPreview.getFileId());   // update the file from database,
 465                                                                   // for the local storage path
 466                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 467                             startMediaPreview(mWaitingToPreview, 0, true);
 468                             detailsFragmentChanged = true;
 469                         } else if (PreviewTextFragment.canBePreviewed(mWaitingToPreview)) {
 470                             startTextPreview(mWaitingToPreview);
 471                             detailsFragmentChanged = true;
 472                         } else {
 473                             getFileOperationsHelper().openFile(mWaitingToPreview);
 474                         }
 475                     }
 476                     mWaitingToPreview = null;
 477                 }
 478                 if (!detailsFragmentChanged) {
 479                     detailsFragment.updateFileDetails(false, (success));
 480                 }
 481             }
 482         }
 483     }
 484
 485     @Override
 486     public boolean onPrepareOptionsMenu(Menu menu) {
 487         boolean drawerOpen = mDrawerLayout.isDrawerOpen(GravityCompat.START);
 488         menu.findItem(R.id.action_upload).setVisible(!drawerOpen);
 489         menu.findItem(R.id.action_create_dir).setVisible(!drawerOpen);
 490         menu.findItem(R.id.action_sort).setVisible(!drawerOpen);
 491         menu.findItem(R.id.action_sync_account).setVisible(!drawerOpen);
 492
 493         return super.onPrepareOptionsMenu(menu);
 494     }
 495
 496     @Override
 497     public boolean onCreateOptionsMenu(Menu menu) {
 498         MenuInflater inflater = getMenuInflater();
 499         inflater.inflate(R.menu.main_menu, menu);
 500         return true;
 501     }
 502
 503
 504     @Override
 505     public boolean onOptionsItemSelected(MenuItem item) {
 506         boolean retval = true;
 507         switch (item.getItemId()) {
 508             case R.id.action_create_dir: {
 509                 CreateFolderDialogFragment dialog =
 510                         CreateFolderDialogFragment.newInstance(getCurrentDir());
 511                 dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
 512                 break;
 513             }
 514
 515             case R.id.action_sync_account: {
 516                 startSynchronization();
 517                 break;
 518             }
 519             case R.id.action_upload: {
 520                 UploadSourceDialogFragment dialog =
 521                         UploadSourceDialogFragment.newInstance(getAccount());
 522                 dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
 523                 break;
 524             }
 525             case android.R.id.home: {
 526                 FileFragment second = getSecondFragment();
 527                 OCFile currentDir = getCurrentDir();
 528                 if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
 529                     mDrawerLayout.closeDrawer(GravityCompat.START);
 530                 } else if((currentDir != null && currentDir.getParentId() != 0) ||
 531                         (second != null && second.getFile() != null)) {
 532                     onBackPressed();
 533
 534                 } else {
 535                     mDrawerLayout.openDrawer(GravityCompat.START);
 536                 }
 537                 break;
 538             }
 539             case R.id.action_sort: {
 540                 SharedPreferences appPreferences = PreferenceManager
 541                         .getDefaultSharedPreferences(this);
 542
 543                 // Read sorting order, default to sort by name ascending
 544                 Integer sortOrder = appPreferences
 545                         .getInt("sortOrder", FileStorageUtils.SORT_NAME);
 546
 547                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
 548                 builder.setTitle(R.string.actionbar_sort_title)
 549                         .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder ,
 550                                 new DialogInterface.OnClickListener() {
 551                             public void onClick(DialogInterface dialog, int which) {
 552                                 switch (which){
 553                                     case 0:
 554                                         sortByName(true);
 555                                         break;
 556                                     case 1:
 557                                         sortByDate(false);
 558                                         break;
 559                                 }
 560
 561                                 dialog.dismiss();
 562                             }
 563                         });
 564                 builder.create().show();
 565                 break;
 566             }
 567         default:
 568             retval = super.onOptionsItemSelected(item);
 569         }
 570         return retval;
 571     }
 572
 573     private void startSynchronization() {
 574         Log_OC.d(TAG, "Got to start sync");
 575         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 576             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 577             ContentResolver.cancelSync(null, MainApp.getAuthority());
 578             // cancel the current synchronizations of any ownCloud account
 579             Bundle bundle = new Bundle();
 580             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 581             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 582             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 583                     MainApp.getAuthority());
 584             ContentResolver.requestSync(
 585                     getAccount(),
 586                     MainApp.getAuthority(), bundle);
 587         } else {
 588             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 589                     MainApp.getAuthority() + " with new API");
 590             SyncRequest.Builder builder = new SyncRequest.Builder();
 591             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 592             builder.setExpedited(true);
 593             builder.setManual(true);
 594             builder.syncOnce();
 595
 596             // Fix bug in Android Lollipop when you click on refresh the whole account
 597             Bundle extras = new Bundle();
 598             builder.setExtras(extras);
 599
 600             SyncRequest request = builder.build();
 601             ContentResolver.requestSync(request);
 602         }
 603     }
 604
 605     /**
 606      * Called, when the user selected something for uploading
 607      *
 608      */
 609     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 610     @Override
 611     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 612
 613         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK ||
 614                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 615             //getClipData is only supported on api level 16+, Jelly Bean
 616             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 617                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 618                     Intent intent = new Intent();
 619                     intent.setData(data.getClipData().getItemAt(i).getUri());
 620                     requestSimpleUpload(intent, resultCode);
 621                 }
 622             }else {
 623                 requestSimpleUpload(data, resultCode);
 624             }
 625         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK ||
 626                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 627             requestMultipleUpload(data, resultCode);
 628
 629         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 630             final Intent fData = data;
 631             final int fResultCode = resultCode;
 632             getHandler().postDelayed(
 633                     new Runnable() {
 634                         @Override
 635                         public void run() {
 636                             requestMoveOperation(fData, fResultCode);
 637                         }
 638                     },
 639                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 640             );
 641
 642         } else if (requestCode == ACTION_COPY_FILES && resultCode == RESULT_OK) {
 643
 644             final Intent fData = data;
 645             final int fResultCode = resultCode;
 646             getHandler().postDelayed(
 647                     new Runnable() {
 648                         @Override
 649                         public void run() {
 650                             requestCopyOperation(fData, fResultCode);
 651                         }
 652                     },
 653                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 654             );
 655
 656         } else {
 657             super.onActivityResult(requestCode, resultCode, data);
 658         }
 659
 660     }
 661
 662     private void requestMultipleUpload(Intent data, int resultCode) {
 663         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 664         if (filePaths != null) {
 665             String[] remotePaths = new String[filePaths.length];
 666             String remotePathBase = getCurrentDir().getRemotePath();
 667             for (int j = 0; j< remotePaths.length; j++) {
 668                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 669             }
 670
 671             Intent i = new Intent(this, FileUploader.class);
 672             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 673             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 674             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 675             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 676             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 677                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 678             startService(i);
 679
 680         } else {
 681             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 682             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected),
 683                     Toast.LENGTH_LONG);
 684             t.show();
 685             return;
 686         }
 687     }
 688
 689
 690     private void requestSimpleUpload(Intent data, int resultCode) {
 691         String filePath = null;
 692         String mimeType = null;
 693
 694         Uri selectedImageUri = data.getData();
 695
 696         try {
 697             mimeType = getContentResolver().getType(selectedImageUri);
 698
 699             String fileManagerString = selectedImageUri.getPath();
 700             String selectedImagePath = UriUtils.getLocalPath(selectedImageUri, this);
 701
 702             if (selectedImagePath != null)
 703                 filePath = selectedImagePath;
 704             else
 705                 filePath = fileManagerString;
 706
 707         } catch (Exception e) {
 708             Log_OC.e(TAG, "Unexpected exception when trying to read the result of " +
 709                     "Intent.ACTION_GET_CONTENT", e);
 710
 711         } finally {
 712             if (filePath == null) {
 713                 Log_OC.e(TAG, "Couldn't resolve path to file");
 714                 Toast t = Toast.makeText(
 715                         this, getString(R.string.filedisplay_unexpected_bad_get_content),
 716                         Toast.LENGTH_LONG
 717                 );
 718                 t.show();
 719                 return;
 720             }
 721         }
 722
 723         Intent i = new Intent(this, FileUploader.class);
 724         i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 725         OCFile currentDir = getCurrentDir();
 726         String remotePath =  (currentDir != null) ? currentDir.getRemotePath() : OCFile.ROOT_PATH;
 727
 728         if (filePath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 729             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
 730             try {
 731                 if (cursor != null && cursor.moveToFirst()) {
 732                     String displayName = cursor.getString(cursor.getColumnIndex(
 733                             OpenableColumns.DISPLAY_NAME));
 734                     Log_OC.v(TAG, "Display Name: " + displayName );
 735
 736                     displayName.replace(File.separatorChar, '_');
 737                     displayName.replace(File.pathSeparatorChar, '_');
 738                     remotePath += displayName + DisplayUtils.getComposedFileExtension(filePath);
 739
 740                 }
 741                 // and what happens in case of error?; wrong target name for the upload
 742             } finally {
 743                 cursor.close();
 744             }
 745
 746         } else {
 747             remotePath += new File(filePath).getName();
 748         }
 749
 750         i.putExtra(FileUploader.KEY_LOCAL_FILE, filePath);
 751         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePath);
 752         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 753         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 754         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 755         i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 756         startService(i);
 757     }
 758
 759     /**
 760      * Request the operation for moving the file/folder from one path to another
 761      *
 762      * @param data       Intent received
 763      * @param resultCode Result code received
 764      */
 765     private void requestMoveOperation(Intent data, int resultCode) {
 766         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 767         OCFile targetFile = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 768         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 769     }
 770
 771     /**
 772      * Request the operation for copying the file/folder from one path to another
 773      *
 774      * @param data       Intent received
 775      * @param resultCode Result code received
 776      */
 777     private void requestCopyOperation(Intent data, int resultCode) {
 778         OCFile folderToMoveAt = data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 779         OCFile targetFile = data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 780         getFileOperationsHelper().copyFile(folderToMoveAt, targetFile);
 781     }
 782
 783     @Override
 784     public void onBackPressed() {
 785         if (!isDrawerOpen()){
 786             OCFileListFragment listOfFiles = getListOfFilesFragment();
 787             if (mDualPane || getSecondFragment() == null) {
 788                 OCFile currentDir = getCurrentDir();
 789                 if (currentDir == null || currentDir.getParentId() == FileDataStorageManager.ROOT_PARENT_ID) {
 790                     finish();
 791                     return;
 792                 }
 793                 if (listOfFiles != null) {  // should never be null, indeed
 794                     listOfFiles.onBrowseUp();
 795                 }
 796             }
 797             if (listOfFiles != null) {  // should never be null, indeed
 798                 setFile(listOfFiles.getCurrentFile());
 799             }
 800             cleanSecondFragment();
 801         } else {
 802             super.onBackPressed();
 803         }
 804     }
 805
 806     @Override
 807     protected void onSaveInstanceState(Bundle outState) {
 808         // responsibility of restore is preferred in onCreate() before than in
 809         // onRestoreInstanceState when there are Fragments involved
 810         Log_OC.v(TAG, "onSaveInstanceState() start");
 811         super.onSaveInstanceState(outState);
 812         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 813         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 814         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS,
 815         // mRefreshSharesInProgress);
 816         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 817
 818         Log_OC.v(TAG, "onSaveInstanceState() end");
 819     }
 820
 821
 822     @Override
 823     protected void onResume() {
 824         Log_OC.v(TAG, "onResume() start");
 825         super.onResume();
 826         // refresh Navigation Drawer account list
 827         mNavigationDrawerAdapter.updateAccountList();
 828
 829         // refresh list of files
 830         refreshListOfFilesFragment();
 831
 832         // Listen for sync messages
 833         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 834         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 835         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 836         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 837         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 838         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 839         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 840         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver,
 841         // syncIntentFilter);
 842
 843         // Listen for upload messages
 844         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 845         mUploadFinishReceiver = new UploadFinishReceiver();
 846         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 847
 848         // Listen for download messages
 849         IntentFilter downloadIntentFilter = new IntentFilter(
 850                 FileDownloader.getDownloadAddedMessage());
 851         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 852         mDownloadFinishReceiver = new DownloadFinishReceiver();
 853         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 854
 855         Log_OC.v(TAG, "onResume() end");
 856
 857     }
 858
 859
 860     @Override
 861     protected void onPause() {
 862         Log_OC.v(TAG, "onPause() start");
 863         if (mSyncBroadcastReceiver != null) {
 864             unregisterReceiver(mSyncBroadcastReceiver);
 865             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 866             mSyncBroadcastReceiver = null;
 867         }
 868         if (mUploadFinishReceiver != null) {
 869             unregisterReceiver(mUploadFinishReceiver);
 870             mUploadFinishReceiver = null;
 871         }
 872         if (mDownloadFinishReceiver != null) {
 873             unregisterReceiver(mDownloadFinishReceiver);
 874             mDownloadFinishReceiver = null;
 875         }
 876
 877         super.onPause();
 878         Log_OC.v(TAG, "onPause() end");
 879     }
 880
 881
 882     private class SyncBroadcastReceiver extends BroadcastReceiver {
 883
 884         /**
 885          * {@link BroadcastReceiver} to enable syncing feedback in UI
 886          */
 887         @Override
 888         public void onReceive(Context context, Intent intent) {
 889             try {
 890                 String event = intent.getAction();
 891                 Log_OC.d(TAG, "Received broadcast " + event);
 892                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 893                 String synchFolderRemotePath =
 894                         intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 895                 RemoteOperationResult synchResult =
 896                         (RemoteOperationResult)intent.getSerializableExtra(
 897                                 FileSyncAdapter.EXTRA_RESULT);
 898                 boolean sameAccount = (getAccount() != null &&
 899                         accountName.equals(getAccount().name) && getStorageManager() != null);
 900
 901                 if (sameAccount) {
 902
 903                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 904                         mSyncInProgress = true;
 905
 906                     } else {
 907                         OCFile currentFile = (getFile() == null) ? null :
 908                                 getStorageManager().getFileByPath(getFile().getRemotePath());
 909                         OCFile currentDir = (getCurrentDir() == null) ? null :
 910                                 getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 911
 912                         if (currentDir == null) {
 913                             // current folder was removed from the server
 914                             Toast.makeText( FileDisplayActivity.this,
 915                                             String.format(
 916                                                     getString(R.string.
 917                                                             sync_current_folder_was_removed),
 918                                                    synchFolderRemotePath),
 919                                             Toast.LENGTH_LONG)
 920                                 .show();
 921
 922                             browseToRoot();
 923
 924                         } else {
 925                             if (currentFile == null && !getFile().isFolder()) {
 926                                 // currently selected file was removed in the server, and now we
 927                                 // know it
 928                                 cleanSecondFragment();
 929                                 currentFile = currentDir;
 930                             }
 931
 932                             if (synchFolderRemotePath != null &&
 933                                     currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 934                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 935                                 if (fileListFragment != null) {
 936                                     fileListFragment.listDirectory();
 937                                     // TODO Enable when "On Device" is recovered ?
 938                                     // fileListFragment.listDirectory(currentDir,
 939                                     // MainApp.getOnlyOnDevice());
 940                                 }
 941                             }
 942                             setFile(currentFile);
 943                         }
 944
 945                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
 946                                 !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED
 947                                         .equals(event));
 948
 949                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 950                                     equals(event) &&/// TODO refactor and make common
 951
 952                                 synchResult != null && !synchResult.isSuccess() &&
 953                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED ||
 954                                         synchResult.isIdPRedirection() ||
 955                                         (synchResult.isException() && synchResult.getException()
 956                                                 instanceof AuthenticatorException))) {
 957
 958
 959                             try {
 960                                 OwnCloudClient client;
 961                                 OwnCloudAccount ocAccount =
 962                                         new OwnCloudAccount(getAccount(), context);
 963                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
 964                                         removeClientFor(ocAccount));
 965                                 if (client != null) {
 966                                     OwnCloudCredentials cred = client.getCredentials();
 967                                     if (cred != null) {
 968                                         AccountManager am = AccountManager.get(context);
 969                                         if (cred.authTokenExpires()) {
 970                                             am.invalidateAuthToken(
 971                                                     getAccount().type,
 972                                                     cred.getAuthToken()
 973                                             );
 974                                         } else {
 975                                             am.clearPassword(getAccount());
 976                                         }
 977                                     }
 978                                 }
 979                                 requestCredentialsUpdate();
 980
 981                             } catch (AccountNotFoundException e) {
 982                                 Log_OC.e(TAG, "Account " + getAccount() + " was removed!", e);
 983                             }
 984
 985                         }
 986                     }
 987                     removeStickyBroadcast(intent);
 988                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
 989                     mProgressBar.setIndeterminate(mSyncInProgress);
 990                     //mProgressBar.setVisibility((mSyncInProgress) ? View.VISIBLE : View.INVISIBLE);
 991                     //setSupportProgressBarIndeterminateVisibility(mSyncInProgress
 992                     /*|| mRefreshSharesInProgress*/ //);
 993
 994                     setBackgroundText();
 995
 996                 }
 997
 998                 if (synchResult != null) {
 999                     if (synchResult.getCode().equals(
1000                             RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1001                         mLastSslUntrustedServerResult = synchResult;
1002                     }
1003                 }
1004             } catch (RuntimeException e) {
1005                 // avoid app crashes after changing the serial id of RemoteOperationResult
1006                 // in owncloud library with broadcast notifications pending to process
1007                 removeStickyBroadcast(intent);
1008             }
1009         }
1010     }
1011
1012     /**
1013      * Show a text message on screen view for notifying user if content is
1014      * loading or folder is empty
1015      */
1016     private void setBackgroundText() {
1017         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1018         if (ocFileListFragment != null) {
1019             int message = R.string.file_list_loading;
1020             if (!mSyncInProgress) {
1021                 // In case file list is empty
1022                 message = R.string.file_list_empty;
1023             }
1024             ocFileListFragment.setMessageForEmptyList(getString(message));
1025         } else {
1026             Log_OC.e(TAG, "OCFileListFragment is null");
1027         }
1028     }
1029
1030     /**
1031      * Once the file upload has finished -> update view
1032      */
1033     private class UploadFinishReceiver extends BroadcastReceiver {
1034         /**
1035          * Once the file upload has finished -> update view
1036          *
1037          * @author David A. Velasco
1038          * {@link BroadcastReceiver} to enable upload feedback in UI
1039          */
1040         @Override
1041         public void onReceive(Context context, Intent intent) {
1042             try {
1043                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1044                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1045                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1046                 OCFile currentDir = getCurrentDir();
1047                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1048                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1049
1050                 if (sameAccount && isDescendant) {
1051                     String linkedToRemotePath =
1052                             intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
1053                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
1054                         refreshListOfFilesFragment();
1055                     }
1056                 }
1057
1058                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT,
1059                         false);
1060                 boolean renamedInUpload = getFile().getRemotePath().
1061                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1062                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1063                         renamedInUpload;
1064                 FileFragment details = getSecondFragment();
1065                 boolean detailFragmentIsShown = (details != null &&
1066                         details instanceof FileDetailFragment);
1067
1068                 if (sameAccount && sameFile && detailFragmentIsShown) {
1069                     if (uploadWasFine) {
1070                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1071                     }
1072                     if (renamedInUpload) {
1073                         String newName = (new File(uploadedRemotePath)).getName();
1074                         Toast msg = Toast.makeText(
1075                                 context,
1076                                 String.format(
1077                                         getString(R.string.filedetails_renamed_in_upload_msg),
1078                                         newName),
1079                                 Toast.LENGTH_LONG);
1080                         msg.show();
1081                     }
1082                     if (uploadWasFine || getFile().fileExists()) {
1083                         ((FileDetailFragment) details).updateFileDetails(false, true);
1084                     } else {
1085                         cleanSecondFragment();
1086                     }
1087
1088                     // Force the preview if the file is an image or text file
1089                     if (uploadWasFine) {
1090                         OCFile ocFile = getFile();
1091                         if (PreviewImageFragment.canBePreviewed(ocFile))
1092                             startImagePreview(getFile());
1093                         else if (PreviewTextFragment.canBePreviewed(ocFile))
1094                             startTextPreview(ocFile);
1095                         // TODO what about other kind of previews?
1096                     }
1097                 }
1098
1099                 mProgressBar.setIndeterminate(false);
1100             } finally {
1101                 if (intent != null) {
1102                     removeStickyBroadcast(intent);
1103                 }
1104             }
1105
1106         }
1107
1108         // TODO refactor this receiver, and maybe DownloadFinishReceiver; this method is duplicated :S
1109         private boolean isAscendant(String linkedToRemotePath) {
1110             OCFile currentDir = getCurrentDir();
1111             return (
1112                     currentDir != null &&
1113                             currentDir.getRemotePath().startsWith(linkedToRemotePath)
1114             );
1115         }
1116
1117
1118     }
1119
1120
1121     /**
1122      * Class waiting for broadcast events from the {@link FileDownloader} service.
1123      *
1124      * Updates the UI when a download is started or finished, provided that it is relevant for the
1125      * current folder.
1126      */
1127     private class DownloadFinishReceiver extends BroadcastReceiver {
1128
1129         @Override
1130         public void onReceive(Context context, Intent intent) {
1131             try {
1132                 boolean sameAccount = isSameAccount(intent);
1133                 String downloadedRemotePath =
1134                         intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1135                 boolean isDescendant = isDescendant(downloadedRemotePath);
1136
1137                 if (sameAccount && isDescendant) {
1138                     String linkedToRemotePath =
1139                             intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
1140                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
1141                         refreshListOfFilesFragment();
1142                     }
1143                     refreshSecondFragment(
1144                             intent.getAction(),
1145                             downloadedRemotePath,
1146                             intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false)
1147                     );
1148                 }
1149
1150                 if (mWaitingToSend != null) {
1151                     mWaitingToSend =
1152                             getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
1153                     if (mWaitingToSend.isDown()) {
1154                         sendDownloadedFile();
1155                     }
1156                 }
1157
1158             } finally {
1159                 if (intent != null) {
1160                     removeStickyBroadcast(intent);
1161                 }
1162             }
1163         }
1164
1165         private boolean isDescendant(String downloadedRemotePath) {
1166             OCFile currentDir = getCurrentDir();
1167             return (
1168                 currentDir != null &&
1169                 downloadedRemotePath != null &&
1170                 downloadedRemotePath.startsWith(currentDir.getRemotePath())
1171             );
1172         }
1173
1174         private boolean isAscendant(String linkedToRemotePath) {
1175             OCFile currentDir = getCurrentDir();
1176             return (
1177                 currentDir != null &&
1178                 currentDir.getRemotePath().startsWith(linkedToRemotePath)
1179             );
1180         }
1181
1182         private boolean isSameAccount(Intent intent) {
1183             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1184             return (accountName != null && getAccount() != null &&
1185                     accountName.equals(getAccount().name));
1186         }
1187     }
1188
1189
1190     public void browseToRoot() {
1191         OCFileListFragment listOfFiles = getListOfFilesFragment();
1192         if (listOfFiles != null) {  // should never be null, indeed
1193             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1194             listOfFiles.listDirectory(root);
1195             // TODO Enable when "On Device" is recovered ?
1196             // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
1197             setFile(listOfFiles.getCurrentFile());
1198             startSyncFolderOperation(root, false);
1199         }
1200         cleanSecondFragment();
1201     }
1202
1203
1204     /**
1205      * {@inheritDoc}
1206      * <p/>
1207      * Updates action bar and second fragment, if in dual pane mode.
1208      */
1209     @Override
1210     public void onBrowsedDownTo(OCFile directory) {
1211         setFile(directory);
1212         cleanSecondFragment();
1213         // Sync Folder
1214         startSyncFolderOperation(directory, false);
1215     }
1216
1217     /**
1218      * Shows the information of the {@link OCFile} received as a
1219      * parameter in the second fragment.
1220      *
1221      * @param file {@link OCFile} whose details will be shown
1222      */
1223     @Override
1224     public void showDetails(OCFile file) {
1225         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1226         setSecondFragment(detailFragment);
1227         updateFragmentsVisibility(true);
1228         updateActionBarTitleAndHomeButton(file);
1229         setFile(file);
1230     }
1231
1232     /**
1233      * Shows the share view for sharing  {@link OCFile} received as a
1234      * parameter in the second fragment.
1235      *
1236      * @param file {@link OCFile}  File to share with
1237      */
1238     @Override
1239     public void showShareFile(OCFile file) {
1240         ShareFileDialogFragment dialog =
1241                 ShareFileDialogFragment.newInstance(file, getAccount());
1242         dialog.show(getSupportFragmentManager(), DIALOG_SHARE_FILE);
1243     }
1244
1245     @Override
1246     protected void updateActionBarTitleAndHomeButton(OCFile chosenFile) {
1247         if (mDualPane) {
1248             // in dual pane mode, keep the focus of title an action bar in the current folder
1249             super.updateActionBarTitleAndHomeButton(getCurrentDir());
1250
1251         } else {
1252             super.updateActionBarTitleAndHomeButton(chosenFile);
1253         }
1254
1255     }
1256
1257     @Override
1258     protected ServiceConnection newTransferenceServiceConnection() {
1259         return new ListServiceConnection();
1260     }
1261
1262     /**
1263      * Defines callbacks for service binding, passed to bindService()
1264      */
1265     private class ListServiceConnection implements ServiceConnection {
1266
1267         @Override
1268         public void onServiceConnected(ComponentName component, IBinder service) {
1269             if (component.equals(new ComponentName(
1270                     FileDisplayActivity.this, FileDownloader.class))) {
1271                 Log_OC.d(TAG, "Download service connected");
1272                 mDownloaderBinder = (FileDownloaderBinder) service;
1273                 if (mWaitingToPreview != null)
1274                     if (getStorageManager() != null) {
1275                          // update the file
1276                         mWaitingToPreview =
1277                                 getStorageManager().getFileById(mWaitingToPreview.getFileId());
1278                         if (!mWaitingToPreview.isDown()) {
1279                             requestForDownload();
1280                         }
1281                     }
1282
1283             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1284                     FileUploader.class))) {
1285                 Log_OC.d(TAG, "Upload service connected");
1286                 mUploaderBinder = (FileUploaderBinder) service;
1287             } else {
1288                 return;
1289             }
1290             // a new chance to get the mDownloadBinder through
1291             // getFileDownloadBinder() - THIS IS A MESS
1292             OCFileListFragment listOfFiles = getListOfFilesFragment();
1293             if (listOfFiles != null) {
1294                 listOfFiles.listDirectory();
1295                 // TODO Enable when "On Device" is recovered ?
1296                 // listOfFiles.listDirectory(MainApp.getOnlyOnDevice());
1297             }
1298             FileFragment secondFragment = getSecondFragment();
1299             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1300                 FileDetailFragment detailFragment = (FileDetailFragment) secondFragment;
1301                 detailFragment.listenForTransferProgress();
1302                 detailFragment.updateFileDetails(false, false);
1303             }
1304         }
1305
1306         @Override
1307         public void onServiceDisconnected(ComponentName component) {
1308             if (component.equals(new ComponentName(FileDisplayActivity.this,
1309                     FileDownloader.class))) {
1310                 Log_OC.d(TAG, "Download service disconnected");
1311                 mDownloaderBinder = null;
1312             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1313                     FileUploader.class))) {
1314                 Log_OC.d(TAG, "Upload service disconnected");
1315                 mUploaderBinder = null;
1316             }
1317         }
1318     }
1319
1320     @Override
1321     public void onSavedCertificate() {
1322         startSyncFolderOperation(getCurrentDir(), false);
1323     }
1324
1325
1326     @Override
1327     public void onFailedSavingCertificate() {
1328         ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(
1329                 R.string.ssl_validator_not_saved, new String[]{}, R.string.common_ok, -1, -1
1330         );
1331         dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED);
1332     }
1333
1334     @Override
1335     public void onCancelCertificate() {
1336         // nothing to do
1337     }
1338
1339     /**
1340      * Updates the view associated to the activity after the finish of some operation over files
1341      * in the current account.
1342      *
1343      * @param operation Removal operation performed.
1344      * @param result    Result of the removal.
1345      */
1346     @Override
1347     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1348         super.onRemoteOperationFinish(operation, result);
1349
1350         if (operation instanceof RemoveFileOperation) {
1351             onRemoveFileOperationFinish((RemoveFileOperation) operation, result);
1352
1353         } else if (operation instanceof RenameFileOperation) {
1354             onRenameFileOperationFinish((RenameFileOperation) operation, result);
1355
1356         } else if (operation instanceof SynchronizeFileOperation) {
1357             onSynchronizeFileOperationFinish((SynchronizeFileOperation) operation, result);
1358
1359         } else if (operation instanceof CreateFolderOperation) {
1360             onCreateFolderOperationFinish((CreateFolderOperation) operation, result);
1361
1362         } else if (operation instanceof CreateShareOperation) {
1363             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1364
1365         } else if (operation instanceof UnshareLinkOperation) {
1366             onUnshareLinkOperationFinish((UnshareLinkOperation) operation, result);
1367
1368         } else if (operation instanceof MoveFileOperation) {
1369             onMoveFileOperationFinish((MoveFileOperation) operation, result);
1370
1371         } else if (operation instanceof CopyFileOperation) {
1372             onCopyFileOperationFinish((CopyFileOperation) operation, result);
1373         }
1374
1375     }
1376     private void onCreateShareOperationFinish(CreateShareOperation operation,
1377                                               RemoteOperationResult result) {
1378         if (result.isSuccess()) {
1379             refreshShowDetails();
1380             refreshListOfFilesFragment();
1381         }
1382     }
1383
1384     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
1385                                               RemoteOperationResult result) {
1386         if (result.isSuccess()) {
1387             refreshShowDetails();
1388             refreshListOfFilesFragment();
1389
1390         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1391             cleanSecondFragment();
1392             refreshListOfFilesFragment();
1393         }
1394     }
1395
1396     private void refreshShowDetails() {
1397         FileFragment details = getSecondFragment();
1398         if (details != null) {
1399             OCFile file = details.getFile();
1400             if (file != null) {
1401                 file = getStorageManager().getFileByPath(file.getRemotePath());
1402                 if (details instanceof PreviewMediaFragment) {
1403                     // Refresh  OCFile of the fragment
1404                     ((PreviewMediaFragment) details).updateFile(file);
1405                 } else if (details instanceof PreviewTextFragment) {
1406                     // Refresh  OCFile of the fragment
1407                     ((PreviewTextFragment) details).updateFile(file);
1408                 } else {
1409                     showDetails(file);
1410                 }
1411             }
1412             invalidateOptionsMenu();
1413         }
1414     }
1415
1416     /**
1417      * Updates the view associated to the activity after the finish of an operation trying to
1418      * remove a file.
1419      *
1420      * @param operation     Removal operation performed.
1421      * @param result        Result of the removal.
1422      */
1423     private void onRemoveFileOperationFinish(RemoveFileOperation operation,
1424                                              RemoteOperationResult result) {
1425         dismissLoadingDialog();
1426
1427         Toast msg = Toast.makeText(this,
1428                 ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1429                 Toast.LENGTH_LONG);
1430         msg.show();
1431
1432         if (result.isSuccess()) {
1433             OCFile removedFile = operation.getFile();
1434             FileFragment second = getSecondFragment();
1435             if (second != null && removedFile.equals(second.getFile())) {
1436                 if (second instanceof PreviewMediaFragment) {
1437                     ((PreviewMediaFragment) second).stopPreview(true);
1438                 }
1439                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1440                 cleanSecondFragment();
1441             }
1442             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())){
1443                 refreshListOfFilesFragment();
1444             }
1445             invalidateOptionsMenu();
1446         } else {
1447             if (result.isSslRecoverableException()) {
1448                 mLastSslUntrustedServerResult = result;
1449                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1450             }
1451         }
1452     }
1453
1454
1455     /**
1456      * Updates the view associated to the activity after the finish of an operation trying to move a
1457      * file.
1458      *
1459      * @param operation Move operation performed.
1460      * @param result    Result of the move operation.
1461      */
1462     private void onMoveFileOperationFinish(MoveFileOperation operation,
1463                                            RemoteOperationResult result) {
1464         if (result.isSuccess()) {
1465             dismissLoadingDialog();
1466             refreshListOfFilesFragment();
1467         } else {
1468             dismissLoadingDialog();
1469             try {
1470                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1471                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1472                         Toast.LENGTH_LONG);
1473                 msg.show();
1474
1475             } catch (NotFoundException e) {
1476                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1477             }
1478         }
1479     }
1480
1481     /**
1482      * Updates the view associated to the activity after the finish of an operation trying to copy a
1483      * file.
1484      *
1485      * @param operation Copy operation performed.
1486      * @param result    Result of the copy operation.
1487      */
1488     private void onCopyFileOperationFinish(CopyFileOperation operation, RemoteOperationResult result) {
1489         if (result.isSuccess()) {
1490             dismissLoadingDialog();
1491             refreshListOfFilesFragment();
1492         } else {
1493             dismissLoadingDialog();
1494             try {
1495                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1496                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1497                         Toast.LENGTH_LONG);
1498                 msg.show();
1499
1500             } catch (NotFoundException e) {
1501                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1502             }
1503         }
1504     }
1505
1506     /**
1507      * Updates the view associated to the activity after the finish of an operation trying to rename
1508      * a file.
1509      *
1510      * @param operation     Renaming operation performed.
1511      * @param result        Result of the renaming.
1512      */
1513     private void onRenameFileOperationFinish(RenameFileOperation operation,
1514                                              RemoteOperationResult result) {
1515         dismissLoadingDialog();
1516         OCFile renamedFile = operation.getFile();
1517         if (result.isSuccess()) {
1518             FileFragment details = getSecondFragment();
1519             if (details != null) {
1520                 if (details instanceof FileDetailFragment &&
1521                         renamedFile.equals(details.getFile()) ) {
1522                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1523                     showDetails(renamedFile);
1524
1525                 } else if (details instanceof PreviewMediaFragment &&
1526                         renamedFile.equals(details.getFile())) {
1527                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1528                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1529                         int position = ((PreviewMediaFragment) details).getPosition();
1530                         startMediaPreview(renamedFile, position, true);
1531                     } else {
1532                         getFileOperationsHelper().openFile(renamedFile);
1533                     }
1534                 } else if (details instanceof PreviewTextFragment &&
1535                         renamedFile.equals(details.getFile())) {
1536                     ((PreviewTextFragment) details).updateFile(renamedFile);
1537                     if (PreviewTextFragment.canBePreviewed(renamedFile)) {
1538                         startTextPreview(renamedFile);
1539                     } else {
1540                         getFileOperationsHelper().openFile(renamedFile);
1541                     }
1542                 }
1543             }
1544
1545             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())){
1546                 refreshListOfFilesFragment();
1547             }
1548
1549         } else {
1550             Toast msg = Toast.makeText(this,
1551                     ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1552                     Toast.LENGTH_LONG);
1553             msg.show();
1554
1555             if (result.isSslRecoverableException()) {
1556                 mLastSslUntrustedServerResult = result;
1557                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1558             }
1559         }
1560     }
1561
1562     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation,
1563                                                   RemoteOperationResult result) {
1564         if (result.isSuccess()) {
1565             if (operation.transferWasRequested()) {
1566                 OCFile syncedFile = operation.getLocalFile();
1567                 onTransferStateChanged(syncedFile, true, true);
1568                 invalidateOptionsMenu();
1569                 refreshShowDetails();
1570             }
1571         }
1572     }
1573
1574     /**
1575      * Updates the view associated to the activity after the finish of an operation trying create a
1576      * new folder
1577      *
1578      * @param operation     Creation operation performed.
1579      * @param result        Result of the creation.
1580      */
1581     private void onCreateFolderOperationFinish(CreateFolderOperation operation,
1582                                                RemoteOperationResult result) {
1583         if (result.isSuccess()) {
1584             dismissLoadingDialog();
1585             refreshListOfFilesFragment();
1586         } else {
1587             dismissLoadingDialog();
1588             try {
1589                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1590                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1591                         Toast.LENGTH_LONG);
1592                 msg.show();
1593
1594             } catch (NotFoundException e) {
1595                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1596             }
1597         }
1598     }
1599
1600
1601     /**
1602      * {@inheritDoc}
1603      */
1604     @Override
1605     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1606         refreshListOfFilesFragment();
1607         FileFragment details = getSecondFragment();
1608         if (details != null && details instanceof FileDetailFragment &&
1609                 file.equals(details.getFile()) ) {
1610             if (downloading || uploading) {
1611                 ((FileDetailFragment) details).updateFileDetails(file, getAccount());
1612             } else {
1613                 if (!file.fileExists()) {
1614                     cleanSecondFragment();
1615                 } else {
1616                     ((FileDetailFragment) details).updateFileDetails(false, true);
1617                 }
1618             }
1619         }
1620
1621     }
1622
1623
1624     private void requestForDownload() {
1625         Account account = getAccount();
1626         //if (!mWaitingToPreview.isDownloading()) {
1627         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1628             Intent i = new Intent(this, FileDownloader.class);
1629             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1630             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1631             startService(i);
1632         }
1633     }
1634
1635
1636     private OCFile getCurrentDir() {
1637         OCFile file = getFile();
1638         if (file != null) {
1639             if (file.isFolder()) {
1640                 return file;
1641             } else if (getStorageManager() != null) {
1642                 String parentPath = file.getRemotePath().substring(0,
1643                         file.getRemotePath().lastIndexOf(file.getFileName()));
1644                 return getStorageManager().getFileByPath(parentPath);
1645             }
1646         }
1647         return null;
1648     }
1649
1650     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1651         long currentSyncTime = System.currentTimeMillis();
1652
1653         mSyncInProgress = true;
1654
1655         // perform folder synchronization
1656         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
1657                 currentSyncTime,
1658                 false,
1659                 getFileOperationsHelper().isSharedSupported(),
1660                 ignoreETag,
1661                 getStorageManager(),
1662                 getAccount(),
1663                 getApplicationContext()
1664         );
1665         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
1666
1667         mProgressBar.setIndeterminate(true);
1668
1669         setBackgroundText();
1670     }
1671
1672     /**
1673      * Show untrusted cert dialog
1674      */
1675     public void showUntrustedCertDialog(RemoteOperationResult result) {
1676         // Show a dialog with the certificate info
1677         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
1678                 (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, mWaitingToPreview)) {
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      * Stars the preview of an already down media {@link OCFile}.
1728      *
1729      * @param file                      Media {@link OCFile} to preview.
1730      * @param startPlaybackPosition     Media position where the playback will be started,
1731      *                                  in milliseconds.
1732      * @param autoplay                  When 'true', the playback will start without user
1733      *                                  interactions.
1734      */
1735     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1736         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition,
1737                 autoplay);
1738         setSecondFragment(mediaFragment);
1739         updateFragmentsVisibility(true);
1740         updateActionBarTitleAndHomeButton(file);
1741         setFile(file);
1742     }
1743
1744     /**
1745      * Stars the preview of a text file {@link OCFile}.
1746      *
1747      * @param file Text {@link OCFile} to preview.
1748      */
1749     public void startTextPreview(OCFile file) {
1750         Bundle args = new Bundle();
1751         args.putParcelable(EXTRA_FILE, file);
1752         args.putParcelable(EXTRA_ACCOUNT, getAccount());
1753         Fragment textPreviewFragment = Fragment.instantiate(getApplicationContext(),
1754                 PreviewTextFragment.class.getName(), args);
1755         setSecondFragment(textPreviewFragment);
1756         updateFragmentsVisibility(true);
1757         //updateNavigationElementsInActionBar(file);
1758         setFile(file);
1759     }
1760
1761     /**
1762      * Requests the download of the received {@link OCFile} , updates the UI
1763      * to monitor the download progress and prepares the activity to preview
1764      * or open the file when the download finishes.
1765      *
1766      * @param file {@link OCFile} to download and preview.
1767      */
1768     public void startDownloadForPreview(OCFile file) {
1769         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1770         setSecondFragment(detailFragment);
1771         mWaitingToPreview = file;
1772         requestForDownload();
1773         updateFragmentsVisibility(true);
1774         updateActionBarTitleAndHomeButton(file);
1775         setFile(file);
1776     }
1777
1778
1779     public void cancelTransference(OCFile file) {
1780         getFileOperationsHelper().cancelTransference(file);
1781         if (mWaitingToPreview != null &&
1782                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1783             mWaitingToPreview = null;
1784         }
1785         if (mWaitingToSend != null &&
1786                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1787             mWaitingToSend = null;
1788         }
1789         onTransferStateChanged(file, false, false);
1790     }
1791
1792     @Override
1793     public void onRefresh(boolean ignoreETag) {
1794         refreshList(ignoreETag);
1795     }
1796
1797     @Override
1798     public void onRefresh() {
1799         refreshList(true);
1800     }
1801
1802     private void refreshList(boolean ignoreETag) {
1803         OCFileListFragment listOfFiles = getListOfFilesFragment();
1804         if (listOfFiles != null) {
1805             OCFile folder = listOfFiles.getCurrentFile();
1806             if (folder != null) {
1807                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1808                 listDirectory(mFile);*/
1809                 startSyncFolderOperation(folder, ignoreETag);
1810             }
1811         }
1812     }
1813
1814     private void sortByDate(boolean ascending) {
1815         getListOfFilesFragment().sortByDate(ascending);
1816     }
1817
1818     private void sortBySize(boolean ascending) {
1819         getListOfFilesFragment().sortBySize(ascending);
1820     }
1821
1822     private void sortByName(boolean ascending) {
1823         getListOfFilesFragment().sortByName(ascending);
1824     }
1825
1826    public void allFilesOption() {
1827        browseToRoot();
1828    }
1829 }