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     private Menu mOptionsMenu;
 158
 159
 160     @Override
 161     protected void onCreate(Bundle savedInstanceState) {
 162         Log_OC.v(TAG, "onCreate() start");
 163
 164         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account
 165                                             // is valid
 166
 167         /// grant that FileObserverService is watching favorite files
 168         if (savedInstanceState == null) {
 169             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 170             startService(initObserversIntent);
 171         }
 172
 173         /// Load of saved instance state
 174         if(savedInstanceState != null) {
 175             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(
 176                     FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 177             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 178             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(
 179                     FileDisplayActivity.KEY_WAITING_TO_SEND);
 180         } else {
 181             mWaitingToPreview = null;
 182             mSyncInProgress = false;
 183             mWaitingToSend = null;
 184         }
 185
 186         /// USER INTERFACE
 187
 188         // Inflate and set the layout view
 189         setContentView(R.layout.files);
 190
 191         // Navigation Drawer
 192         initDrawer();
 193
 194         mProgressBar = (ProgressBar) findViewById(R.id.progressBar);
 195         mProgressBar.setIndeterminateDrawable(
 196                 ContextCompat.getDrawable(this,
 197                         R.drawable.actionbar_progress_indeterminate_horizontal));
 198
 199         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 200         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 201         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 202         if (savedInstanceState == null) {
 203             createMinFragments();
 204         }
 205
 206         // Action bar setup
 207         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS,
 208                                                                 // according to the official
 209                                                                 // documentation
 210
 211         // enable ActionBar app icon to behave as action to toggle nav drawer
 212         //getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 213         getSupportActionBar().setHomeButtonEnabled(true);
 214
 215         mProgressBar.setIndeterminate(mSyncInProgress);
 216         // always AFTER setContentView(...) ; to work around bug in its implementation
 217
 218         setBackgroundText();
 219
 220         Log_OC.v(TAG, "onCreate() end");
 221     }
 222
 223     @Override
 224     protected void onStart() {
 225         Log_OC.v(TAG, "onStart() start");
 226         super.onStart();
 227         Log_OC.v(TAG, "onStart() end");
 228     }
 229
 230     @Override
 231     protected void onDestroy() {
 232         Log_OC.v(TAG, "onDestroy() start");
 233         super.onDestroy();
 234         Log_OC.v(TAG, "onDestroy() end");
 235     }
 236
 237     /**
 238      * Called when the ownCloud {@link Account} associated to the Activity was just updated.
 239      */
 240     @Override
 241     protected void onAccountSet(boolean stateWasRecovered) {
 242         super.onAccountSet(stateWasRecovered);
 243         if (getAccount() != null) {
 244             /// Check whether the 'main' OCFile handled by the Activity is contained in the
 245             // current Account
 246             OCFile file = getFile();
 247             // get parent from path
 248             String parentPath = "";
 249             if (file != null) {
 250                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 251                     // upload in progress - right now, files are not inserted in the local
 252                     // cache until the upload is successful get parent from path
 253                     parentPath = file.getRemotePath().substring(0,
 254                             file.getRemotePath().lastIndexOf(file.getFileName()));
 255                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 256                         file = null; // not able to know the directory where the file is uploading
 257                 } else {
 258                     file = getStorageManager().getFileByPath(file.getRemotePath());
 259                     // currentDir = null if not in the current Account
 260                 }
 261             }
 262             if (file == null) {
 263                 // fall back to root folder
 264                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 265             }
 266             setFile(file);
 267
 268             if (mAccountWasSet) {
 269                 setUsernameInDrawer((RelativeLayout) findViewById(R.id.left_drawer), getAccount());
 270             }
 271
 272             if (!stateWasRecovered) {
 273                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
 274                 initFragmentsWithFile();
 275                 if (file.isFolder()) {
 276                     startSyncFolderOperation(file, false);
 277                 }
 278
 279             } else {
 280                 updateFragmentsVisibility(!file.isFolder());
 281                 updateActionBarTitleAndHomeButton(file.isFolder() ? null : file);
 282             }
 283         }
 284     }
 285
 286     private void createMinFragments() {
 287         OCFileListFragment listOfFiles = new OCFileListFragment();
 288         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 289         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 290         transaction.commit();
 291     }
 292
 293     private void initFragmentsWithFile() {
 294         if (getAccount() != null && getFile() != null) {
 295             /// First fragment
 296             OCFileListFragment listOfFiles = getListOfFilesFragment();
 297             if (listOfFiles != null) {
 298                 listOfFiles.listDirectory(getCurrentDir());
 299                 // TODO Enable when "On Device" is recovered
 300                 // listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
 301
 302             } else {
 303                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 304             }
 305
 306             /// Second fragment
 307             OCFile file = getFile();
 308             Fragment secondFragment = chooseInitialSecondFragment(file);
 309             if (secondFragment != null) {
 310                 setSecondFragment(secondFragment);
 311                 updateFragmentsVisibility(true);
 312                 updateActionBarTitleAndHomeButton(file);
 313
 314             } else {
 315                 cleanSecondFragment();
 316                 if (file.isDown() && PreviewTextFragment.canBePreviewed(file))
 317                     startTextPreview(file);
 318             }
 319
 320             if (DisplayUtils.isGridView(getFile(), getStorageManager())){
 321                 switchToGridView();
 322             } else {
 323                 switchToListView();
 324             }
 325
 326         } else {
 327             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 328             if (getAccount() == null) {
 329                 Log_OC.wtf(TAG, "\t account is NULL");
 330             }
 331             if (getFile() == null) {
 332                 Log_OC.wtf(TAG, "\t file is NULL");
 333             }
 334         }
 335     }
 336
 337     private Fragment chooseInitialSecondFragment(OCFile file) {
 338         Fragment secondFragment = null;
 339         if (file != null && !file.isFolder()) {
 340             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 341                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 342                     ) {
 343                 int startPlaybackPosition =
 344                         getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 345                 boolean autoplay =
 346                         getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 347                 secondFragment = new PreviewMediaFragment(file, getAccount(),
 348                         startPlaybackPosition, autoplay);
 349
 350             } else if (file.isDown() && PreviewTextFragment.canBePreviewed(file)) {
 351                 secondFragment = null;
 352             } else {
 353             secondFragment = FileDetailFragment.newInstance(file, getAccount());
 354         }
 355         }
 356         return secondFragment;
 357     }
 358
 359
 360     /**
 361      * Replaces the second fragment managed by the activity with the received as
 362      * a parameter.
 363      * <p/>
 364      * Assumes never will be more than two fragments managed at the same time.
 365      *
 366      * @param fragment New second Fragment to set.
 367      */
 368     private void setSecondFragment(Fragment fragment) {
 369         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 370         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 371         transaction.commit();
 372     }
 373
 374
 375     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 376         if (mDualPane) {
 377             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 378                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 379             }
 380             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 381                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 382             }
 383
 384         } else if (existsSecondFragment) {
 385             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 386                 mLeftFragmentContainer.setVisibility(View.GONE);
 387             }
 388             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 389                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 390             }
 391
 392         } else {
 393             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 394                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 395             }
 396             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 397                 mRightFragmentContainer.setVisibility(View.GONE);
 398             }
 399         }
 400     }
 401
 402
 403     private OCFileListFragment getListOfFilesFragment() {
 404         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(
 405                 FileDisplayActivity.TAG_LIST_OF_FILES);
 406         if (listOfFiles != null) {
 407             return (OCFileListFragment) listOfFiles;
 408         }
 409         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 410         return null;
 411     }
 412
 413     public FileFragment getSecondFragment() {
 414         Fragment second = getSupportFragmentManager().findFragmentByTag(
 415                 FileDisplayActivity.TAG_SECOND_FRAGMENT);
 416         if (second != null) {
 417             return (FileFragment) second;
 418         }
 419         return null;
 420     }
 421
 422     protected void cleanSecondFragment() {
 423         Fragment second = getSecondFragment();
 424         if (second != null) {
 425             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 426             tr.remove(second);
 427             tr.commit();
 428         }
 429         updateFragmentsVisibility(false);
 430         updateActionBarTitleAndHomeButton(null);
 431     }
 432
 433     protected void refreshListOfFilesFragment() {
 434         OCFileListFragment fileListFragment = getListOfFilesFragment();
 435         if (fileListFragment != null) {
 436             fileListFragment.listDirectory();
 437             // TODO Enable when "On Device" is recovered ?
 438             // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
 439         }
 440     }
 441
 442     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath,
 443                                          boolean success) {
 444         FileFragment secondFragment = getSecondFragment();
 445         boolean waitedPreview = (mWaitingToPreview != null &&
 446                 mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 447         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 448             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 449             OCFile fileInFragment = detailsFragment.getFile();
 450             if (fileInFragment != null &&
 451                     !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 452                 // the user browsed to other file ; forget the automatic preview
 453                 mWaitingToPreview = null;
 454
 455             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 456                 // grant that the right panel updates the progress bar
 457                 detailsFragment.listenForTransferProgress();
 458                 detailsFragment.updateFileDetails(true, false);
 459
 460             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 461                 //  update the right panel
 462                 boolean detailsFragmentChanged = false;
 463                 if (waitedPreview) {
 464                     if (success) {
 465                         mWaitingToPreview = getStorageManager().getFileById(
 466                                 mWaitingToPreview.getFileId());   // update the file from database,
 467                                                                   // for the local storage path
 468                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 469                             startMediaPreview(mWaitingToPreview, 0, true);
 470                             detailsFragmentChanged = true;
 471                         } else if (PreviewTextFragment.canBePreviewed(mWaitingToPreview)) {
 472                             startTextPreview(mWaitingToPreview);
 473                             detailsFragmentChanged = true;
 474                         } else {
 475                             getFileOperationsHelper().openFile(mWaitingToPreview);
 476                         }
 477                     }
 478                     mWaitingToPreview = null;
 479                 }
 480                 if (!detailsFragmentChanged) {
 481                     detailsFragment.updateFileDetails(false, (success));
 482                 }
 483             }
 484         }
 485     }
 486
 487     @Override
 488     public boolean onPrepareOptionsMenu(Menu menu) {
 489         boolean drawerOpen = mDrawerLayout.isDrawerOpen(GravityCompat.START);
 490         menu.findItem(R.id.action_sort).setVisible(!drawerOpen);
 491         menu.findItem(R.id.action_sync_account).setVisible(!drawerOpen);
 492         menu.findItem(R.id.action_switch_view).setVisible(!drawerOpen);
 493
 494         return super.onPrepareOptionsMenu(menu);
 495     }
 496
 497     @Override
 498     public boolean onCreateOptionsMenu(Menu menu) {
 499         MenuInflater inflater = getMenuInflater();
 500         inflater.inflate(R.menu.main_menu, menu);
 501         menu.findItem(R.id.action_create_dir).setVisible(false);
 502         mOptionsMenu = menu;
 503
 504         MenuItem menuItem = mOptionsMenu.findItem(R.id.action_switch_view);
 505
 506         changeGridIcon();
 507
 508         return true;
 509     }
 510
 511
 512     @Override
 513     public boolean onOptionsItemSelected(MenuItem item) {
 514         boolean retval = true;
 515         switch (item.getItemId()) {
 516             case R.id.action_sync_account: {
 517                 startSynchronization();
 518                 break;
 519             }
 520             case android.R.id.home: {
 521                 FileFragment second = getSecondFragment();
 522                 OCFile currentDir = getCurrentDir();
 523                 if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
 524                     mDrawerLayout.closeDrawer(GravityCompat.START);
 525                 } else if((currentDir != null && currentDir.getParentId() != 0) ||
 526                         (second != null && second.getFile() != null)) {
 527                     onBackPressed();
 528
 529                 } else {
 530                     mDrawerLayout.openDrawer(GravityCompat.START);
 531                 }
 532                 break;
 533             }
 534             case R.id.action_sort: {
 535                 SharedPreferences appPreferences = PreferenceManager
 536                         .getDefaultSharedPreferences(this);
 537
 538                 // Read sorting order, default to sort by name ascending
 539                 Integer sortOrder = appPreferences
 540                         .getInt("sortOrder", FileStorageUtils.SORT_NAME);
 541
 542                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
 543                 builder.setTitle(R.string.actionbar_sort_title)
 544                         .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder ,
 545                                 new DialogInterface.OnClickListener() {
 546                             public void onClick(DialogInterface dialog, int which) {
 547                                 switch (which){
 548                                     case 0:
 549                                         sortByName(true);
 550                                         break;
 551                                     case 1:
 552                                         sortByDate(false);
 553                                         break;
 554                                 }
 555
 556                                 dialog.dismiss();
 557                             }
 558                         });
 559                 builder.create().show();
 560                 break;
 561             }
 562             case R.id.action_switch_view:{
 563                 if (isGridView()){
 564                     item.setTitle(getApplicationContext().getString(R.string.action_switch_grid_view));
 565                     item.setIcon(ContextCompat.getDrawable(getApplicationContext(),
 566                             R.drawable.ic_view_module));
 567                     DisplayUtils.setViewMode(getFile(), false);
 568                     switchToListView();
 569                 } else {
 570                     item.setTitle(getApplicationContext().getString(R.string.action_switch_list_view));
 571                     item.setIcon(ContextCompat.getDrawable(getApplicationContext(),
 572                             R.drawable.ic_view_list));
 573                     DisplayUtils.setViewMode(getFile(), true);
 574                     switchToGridView();
 575                 }
 576
 577                 return true;
 578             }
 579         default:
 580             retval = super.onOptionsItemSelected(item);
 581         }
 582         return retval;
 583     }
 584
 585     public void createFolder() {
 586         CreateFolderDialogFragment dialog =
 587                 CreateFolderDialogFragment.newInstance(getCurrentDir());
 588         dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
 589     }
 590
 591     public void uploadLocalFilesSelected() {
 592         Intent action = new Intent(this, UploadFilesActivity.class);
 593         action.putExtra(
 594                 UploadFilesActivity.EXTRA_ACCOUNT,
 595                 getAccount()
 596         );
 597         startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 598     }
 599
 600     public void uploadFromOtherAppsSelected() {
 601         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 602         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 603         //Intent.EXTRA_ALLOW_MULTIPLE is only supported on api level 18+, Jelly Bean
 604         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 605             action.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
 606         }
 607         startActivityForResult(
 608                 Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 609                 ACTION_SELECT_CONTENT_FROM_APPS
 610         );
 611     }
 612
 613     private void startSynchronization() {
 614         Log_OC.d(TAG, "Got to start sync");
 615         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 616             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 617             ContentResolver.cancelSync(null, MainApp.getAuthority());
 618             // cancel the current synchronizations of any ownCloud account
 619             Bundle bundle = new Bundle();
 620             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 621             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 622             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 623                     MainApp.getAuthority());
 624             ContentResolver.requestSync(
 625                     getAccount(),
 626                     MainApp.getAuthority(), bundle);
 627         } else {
 628             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 629                     MainApp.getAuthority() + " with new API");
 630             SyncRequest.Builder builder = new SyncRequest.Builder();
 631             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 632             builder.setExpedited(true);
 633             builder.setManual(true);
 634             builder.syncOnce();
 635
 636             // Fix bug in Android Lollipop when you click on refresh the whole account
 637             Bundle extras = new Bundle();
 638             builder.setExtras(extras);
 639
 640             SyncRequest request = builder.build();
 641             ContentResolver.requestSync(request);
 642         }
 643     }
 644
 645     /**
 646      * Called, when the user selected something for uploading
 647      *
 648      */
 649     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 650     @Override
 651     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 652
 653         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK ||
 654                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 655             //getClipData is only supported on api level 16+, Jelly Bean
 656             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 657                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 658                     Intent intent = new Intent();
 659                     intent.setData(data.getClipData().getItemAt(i).getUri());
 660                     requestSimpleUpload(intent, resultCode);
 661                 }
 662             }else {
 663                 requestSimpleUpload(data, resultCode);
 664             }
 665         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK ||
 666                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 667             requestMultipleUpload(data, resultCode);
 668
 669         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 670             final Intent fData = data;
 671             final int fResultCode = resultCode;
 672             getHandler().postDelayed(
 673                     new Runnable() {
 674                         @Override
 675                         public void run() {
 676                             requestMoveOperation(fData, fResultCode);
 677                         }
 678                     },
 679                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 680             );
 681
 682         } else if (requestCode == ACTION_COPY_FILES && resultCode == RESULT_OK) {
 683
 684             final Intent fData = data;
 685             final int fResultCode = resultCode;
 686             getHandler().postDelayed(
 687                     new Runnable() {
 688                         @Override
 689                         public void run() {
 690                             requestCopyOperation(fData, fResultCode);
 691                         }
 692                     },
 693                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 694             );
 695
 696         } else {
 697             super.onActivityResult(requestCode, resultCode, data);
 698         }
 699
 700     }
 701
 702     private void requestMultipleUpload(Intent data, int resultCode) {
 703         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 704         if (filePaths != null) {
 705             String[] remotePaths = new String[filePaths.length];
 706             String remotePathBase = getCurrentDir().getRemotePath();
 707             for (int j = 0; j< remotePaths.length; j++) {
 708                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 709             }
 710
 711             Intent i = new Intent(this, FileUploader.class);
 712             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 713             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 714             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 715             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 716             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 717                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 718             startService(i);
 719
 720         } else {
 721             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 722             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected),
 723                     Toast.LENGTH_LONG);
 724             t.show();
 725             return;
 726         }
 727     }
 728
 729
 730     private void requestSimpleUpload(Intent data, int resultCode) {
 731         String filePath = null;
 732         String mimeType = null;
 733
 734         Uri selectedImageUri = data.getData();
 735
 736         try {
 737             mimeType = getContentResolver().getType(selectedImageUri);
 738
 739             String fileManagerString = selectedImageUri.getPath();
 740             String selectedImagePath = UriUtils.getLocalPath(selectedImageUri, this);
 741
 742             if (selectedImagePath != null)
 743                 filePath = selectedImagePath;
 744             else
 745                 filePath = fileManagerString;
 746
 747         } catch (Exception e) {
 748             Log_OC.e(TAG, "Unexpected exception when trying to read the result of " +
 749                     "Intent.ACTION_GET_CONTENT", e);
 750
 751         } finally {
 752             if (filePath == null) {
 753                 Log_OC.e(TAG, "Couldn't resolve path to file");
 754                 Toast t = Toast.makeText(
 755                         this, getString(R.string.filedisplay_unexpected_bad_get_content),
 756                         Toast.LENGTH_LONG
 757                 );
 758                 t.show();
 759                 return;
 760             }
 761         }
 762
 763         Intent i = new Intent(this, FileUploader.class);
 764         i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 765         OCFile currentDir = getCurrentDir();
 766         String remotePath =  (currentDir != null) ? currentDir.getRemotePath() : OCFile.ROOT_PATH;
 767
 768         if (filePath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 769             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
 770             try {
 771                 if (cursor != null && cursor.moveToFirst()) {
 772                     String displayName = cursor.getString(cursor.getColumnIndex(
 773                             OpenableColumns.DISPLAY_NAME));
 774                     Log_OC.v(TAG, "Display Name: " + displayName );
 775
 776                     displayName.replace(File.separatorChar, '_');
 777                     displayName.replace(File.pathSeparatorChar, '_');
 778                     remotePath += displayName + DisplayUtils.getComposedFileExtension(filePath);
 779
 780                 }
 781                 // and what happens in case of error?; wrong target name for the upload
 782             } finally {
 783                 cursor.close();
 784             }
 785
 786         } else {
 787             remotePath += new File(filePath).getName();
 788         }
 789
 790         i.putExtra(FileUploader.KEY_LOCAL_FILE, filePath);
 791         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePath);
 792         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 793         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 794         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 795         i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 796         startService(i);
 797     }
 798
 799     /**
 800      * Request the operation for moving the file/folder from one path to another
 801      *
 802      * @param data       Intent received
 803      * @param resultCode Result code received
 804      */
 805     private void requestMoveOperation(Intent data, int resultCode) {
 806         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 807         OCFile targetFile = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 808         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 809     }
 810
 811     /**
 812      * Request the operation for copying the file/folder from one path to another
 813      *
 814      * @param data       Intent received
 815      * @param resultCode Result code received
 816      */
 817     private void requestCopyOperation(Intent data, int resultCode) {
 818         OCFile folderToMoveAt = data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 819         OCFile targetFile = data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 820         getFileOperationsHelper().copyFile(folderToMoveAt, targetFile);
 821     }
 822
 823     @Override
 824     public void onBackPressed() {
 825         boolean isFabOpen = isFabOpen();
 826         boolean isDrawerOpen = isDrawerOpen();
 827
 828         /*
 829          * BackPressed priority/hierarchy:
 830          *    1. close drawer if opened
 831          *    2. close FAB if open (only if drawer isn't open)
 832          *    3. navigate up (only if drawer and FAB aren't open)
 833          */
 834         if(isDrawerOpen && isFabOpen) {
 835             // close drawer first
 836             super.onBackPressed();
 837         } else if(isDrawerOpen && !isFabOpen) {
 838             // close drawer
 839             super.onBackPressed();
 840         } else if (!isDrawerOpen && isFabOpen) {
 841             // close fab
 842             getListOfFilesFragment().getFabMain().collapse();
 843         } else {
 844             // all closed
 845             OCFileListFragment listOfFiles = getListOfFilesFragment();
 846             if (mDualPane || getSecondFragment() == null) {
 847                 OCFile currentDir = getCurrentDir();
 848                 if (currentDir == null || currentDir.getParentId() == FileDataStorageManager.ROOT_PARENT_ID) {
 849                     finish();
 850                     return;
 851                 }
 852                 if (listOfFiles != null) {  // should never be null, indeed
 853                     listOfFiles.onBrowseUp();
 854                 }
 855             }
 856             if (listOfFiles != null) {  // should never be null, indeed
 857                 setFile(listOfFiles.getCurrentFile());
 858             }
 859             cleanSecondFragment();
 860             changeGridIcon();
 861         }
 862     }
 863
 864     private void changeGridIcon(){
 865         MenuItem menuItem = mOptionsMenu.findItem(R.id.action_switch_view);
 866         if (DisplayUtils.isGridView(getFile(), getStorageManager())){
 867             menuItem.setTitle(getApplicationContext().getString(R.string.action_switch_list_view));
 868             menuItem.setIcon(ContextCompat.getDrawable(getApplicationContext(),
 869                     R.drawable.ic_view_list));
 870         } else {
 871             menuItem.setTitle(getApplicationContext().getString(R.string.action_switch_grid_view));
 872             menuItem.setIcon(ContextCompat.getDrawable(getApplicationContext(),
 873                     R.drawable.ic_view_module));
 874         }
 875     }
 876
 877     @Override
 878     protected void onSaveInstanceState(Bundle outState) {
 879         // responsibility of restore is preferred in onCreate() before than in
 880         // onRestoreInstanceState when there are Fragments involved
 881         Log_OC.v(TAG, "onSaveInstanceState() start");
 882         super.onSaveInstanceState(outState);
 883         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 884         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 885         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS,
 886         // mRefreshSharesInProgress);
 887         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 888
 889         Log_OC.v(TAG, "onSaveInstanceState() end");
 890     }
 891
 892
 893     @Override
 894     protected void onResume() {
 895         Log_OC.v(TAG, "onResume() start");
 896         super.onResume();
 897         // refresh Navigation Drawer account list
 898         mNavigationDrawerAdapter.updateAccountList();
 899
 900         // refresh list of files
 901         refreshListOfFilesFragment();
 902
 903         // Listen for sync messages
 904         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 905         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 906         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 907         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 908         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 909         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 910         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 911         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver,
 912         // syncIntentFilter);
 913
 914         // Listen for upload messages
 915         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 916         mUploadFinishReceiver = new UploadFinishReceiver();
 917         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 918
 919         // Listen for download messages
 920         IntentFilter downloadIntentFilter = new IntentFilter(
 921                 FileDownloader.getDownloadAddedMessage());
 922         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 923         mDownloadFinishReceiver = new DownloadFinishReceiver();
 924         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 925
 926         Log_OC.v(TAG, "onResume() end");
 927
 928     }
 929
 930
 931     @Override
 932     protected void onPause() {
 933         Log_OC.v(TAG, "onPause() start");
 934         if (mSyncBroadcastReceiver != null) {
 935             unregisterReceiver(mSyncBroadcastReceiver);
 936             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 937             mSyncBroadcastReceiver = null;
 938         }
 939         if (mUploadFinishReceiver != null) {
 940             unregisterReceiver(mUploadFinishReceiver);
 941             mUploadFinishReceiver = null;
 942         }
 943         if (mDownloadFinishReceiver != null) {
 944             unregisterReceiver(mDownloadFinishReceiver);
 945             mDownloadFinishReceiver = null;
 946         }
 947
 948         super.onPause();
 949         Log_OC.v(TAG, "onPause() end");
 950     }
 951
 952     public boolean isFabOpen() {
 953         if(getListOfFilesFragment() != null && getListOfFilesFragment().getFabMain() != null && getListOfFilesFragment().getFabMain().isExpanded()) {
 954             return true;
 955         } else {
 956             return false;
 957         }
 958     }
 959
 960
 961     private class SyncBroadcastReceiver extends BroadcastReceiver {
 962
 963         /**
 964          * {@link BroadcastReceiver} to enable syncing feedback in UI
 965          */
 966         @Override
 967         public void onReceive(Context context, Intent intent) {
 968             try {
 969                 String event = intent.getAction();
 970                 Log_OC.d(TAG, "Received broadcast " + event);
 971                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 972                 String synchFolderRemotePath =
 973                         intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 974                 RemoteOperationResult synchResult =
 975                         (RemoteOperationResult)intent.getSerializableExtra(
 976                                 FileSyncAdapter.EXTRA_RESULT);
 977                 boolean sameAccount = (getAccount() != null &&
 978                         accountName.equals(getAccount().name) && getStorageManager() != null);
 979
 980                 if (sameAccount) {
 981
 982                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 983                         mSyncInProgress = true;
 984
 985                     } else {
 986                         OCFile currentFile = (getFile() == null) ? null :
 987                                 getStorageManager().getFileByPath(getFile().getRemotePath());
 988                         OCFile currentDir = (getCurrentDir() == null) ? null :
 989                                 getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 990
 991                         if (currentDir == null) {
 992                             // current folder was removed from the server
 993                             Toast.makeText( FileDisplayActivity.this,
 994                                             String.format(
 995                                                     getString(R.string.
 996                                                             sync_current_folder_was_removed),
 997                                                    synchFolderRemotePath),
 998                                             Toast.LENGTH_LONG)
 999                                 .show();
1000
1001                             browseToRoot();
1002
1003                         } else {
1004                             if (currentFile == null && !getFile().isFolder()) {
1005                                 // currently selected file was removed in the server, and now we
1006                                 // know it
1007                                 cleanSecondFragment();
1008                                 currentFile = currentDir;
1009                             }
1010
1011                             if (synchFolderRemotePath != null &&
1012                                     currentDir.getRemotePath().equals(synchFolderRemotePath)) {
1013                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
1014                                 if (fileListFragment != null) {
1015                                     fileListFragment.listDirectory();
1016                                     // TODO Enable when "On Device" is recovered ?
1017                                     // fileListFragment.listDirectory(currentDir,
1018                                     // MainApp.getOnlyOnDevice());
1019                                 }
1020                             }
1021                             setFile(currentFile);
1022                         }
1023
1024                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
1025                                 !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED
1026                                         .equals(event));
1027
1028                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
1029                                     equals(event) &&/// TODO refactor and make common
1030
1031                                 synchResult != null && !synchResult.isSuccess() &&
1032                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED ||
1033                                         synchResult.isIdPRedirection() ||
1034                                         (synchResult.isException() && synchResult.getException()
1035                                                 instanceof AuthenticatorException))) {
1036
1037
1038                             try {
1039                                 OwnCloudClient client;
1040                                 OwnCloudAccount ocAccount =
1041                                         new OwnCloudAccount(getAccount(), context);
1042                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
1043                                         removeClientFor(ocAccount));
1044                                 if (client != null) {
1045                                     OwnCloudCredentials cred = client.getCredentials();
1046                                     if (cred != null) {
1047                                         AccountManager am = AccountManager.get(context);
1048                                         if (cred.authTokenExpires()) {
1049                                             am.invalidateAuthToken(
1050                                                     getAccount().type,
1051                                                     cred.getAuthToken()
1052                                             );
1053                                         } else {
1054                                             am.clearPassword(getAccount());
1055                                         }
1056                                     }
1057                                 }
1058                                 requestCredentialsUpdate();
1059
1060                             } catch (AccountNotFoundException e) {
1061                                 Log_OC.e(TAG, "Account " + getAccount() + " was removed!", e);
1062                             }
1063
1064                         }
1065                     }
1066                     removeStickyBroadcast(intent);
1067                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
1068                     mProgressBar.setIndeterminate(mSyncInProgress);
1069                     //mProgressBar.setVisibility((mSyncInProgress) ? View.VISIBLE : View.INVISIBLE);
1070                     //setSupportProgressBarIndeterminateVisibility(mSyncInProgress
1071                     /*|| mRefreshSharesInProgress*/ //);
1072
1073                     setBackgroundText();
1074
1075                 }
1076
1077                 if (synchResult != null) {
1078                     if (synchResult.getCode().equals(
1079                             RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1080                         mLastSslUntrustedServerResult = synchResult;
1081                     }
1082                 }
1083             } catch (RuntimeException e) {
1084                 // avoid app crashes after changing the serial id of RemoteOperationResult
1085                 // in owncloud library with broadcast notifications pending to process
1086                 removeStickyBroadcast(intent);
1087             }
1088         }
1089     }
1090
1091     /**
1092      * Show a text message on screen view for notifying user if content is
1093      * loading or folder is empty
1094      */
1095     private void setBackgroundText() {
1096         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1097         if (ocFileListFragment != null) {
1098             int message = R.string.file_list_loading;
1099             if (!mSyncInProgress) {
1100                 // In case file list is empty
1101                 message = R.string.file_list_empty;
1102             }
1103             ocFileListFragment.setMessageForEmptyList(getString(message));
1104         } else {
1105             Log_OC.e(TAG, "OCFileListFragment is null");
1106         }
1107     }
1108
1109     /**
1110      * Once the file upload has finished -> update view
1111      */
1112     private class UploadFinishReceiver extends BroadcastReceiver {
1113         /**
1114          * Once the file upload has finished -> update view
1115          *
1116          * @author David A. Velasco
1117          * {@link BroadcastReceiver} to enable upload feedback in UI
1118          */
1119         @Override
1120         public void onReceive(Context context, Intent intent) {
1121             try {
1122                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1123                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1124                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1125                 OCFile currentDir = getCurrentDir();
1126                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1127                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1128
1129                 if (sameAccount && isDescendant) {
1130                     refreshListOfFilesFragment();
1131                 }
1132
1133                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT,
1134                         false);
1135                 boolean renamedInUpload = getFile().getRemotePath().
1136                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1137                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1138                         renamedInUpload;
1139                 FileFragment details = getSecondFragment();
1140                 boolean detailFragmentIsShown = (details != null &&
1141                         details instanceof FileDetailFragment);
1142
1143                 if (sameAccount && sameFile && detailFragmentIsShown) {
1144                     if (uploadWasFine) {
1145                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1146                     }
1147                     if (renamedInUpload) {
1148                         String newName = (new File(uploadedRemotePath)).getName();
1149                         Toast msg = Toast.makeText(
1150                                 context,
1151                                 String.format(
1152                                         getString(R.string.filedetails_renamed_in_upload_msg),
1153                                         newName),
1154                                 Toast.LENGTH_LONG);
1155                         msg.show();
1156                     }
1157                     if (uploadWasFine || getFile().fileExists()) {
1158                         ((FileDetailFragment) details).updateFileDetails(false, true);
1159                     } else {
1160                         cleanSecondFragment();
1161                     }
1162
1163                     // Force the preview if the file is an image or text file
1164                     if (uploadWasFine) {
1165                         OCFile ocFile = getFile();
1166                         if (PreviewImageFragment.canBePreviewed(ocFile))
1167                             startImagePreview(getFile());
1168                         else if (PreviewTextFragment.canBePreviewed(ocFile))
1169                             startTextPreview(ocFile);
1170                         // TODO what about other kind of previews?
1171                     }
1172                 }
1173
1174                 mProgressBar.setIndeterminate(false);
1175             } finally {
1176                 if (intent != null) {
1177                     removeStickyBroadcast(intent);
1178                 }
1179             }
1180
1181         }
1182
1183     }
1184
1185
1186     /**
1187      * Class waiting for broadcast events from the {@link FileDownloader} service.
1188      *
1189      * Updates the UI when a download is started or finished, provided that it is relevant for the
1190      * current folder.
1191      */
1192     private class DownloadFinishReceiver extends BroadcastReceiver {
1193
1194         //int refreshCounter = 0;
1195         @Override
1196         public void onReceive(Context context, Intent intent) {
1197             try {
1198                 boolean sameAccount = isSameAccount(context, intent);
1199                 String downloadedRemotePath =
1200                         intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1201                 boolean isDescendant = isDescendant(downloadedRemotePath);
1202
1203                 if (sameAccount && isDescendant) {
1204                     String linkedToRemotePath =
1205                             intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
1206                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
1207                         //Log_OC.v(TAG, "refresh #" + ++refreshCounter);
1208                         refreshListOfFilesFragment();
1209                     }
1210                     refreshSecondFragment(
1211                             intent.getAction(),
1212                             downloadedRemotePath,
1213                             intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false)
1214                     );
1215                 }
1216
1217                 if (mWaitingToSend != null) {
1218                     mWaitingToSend =
1219                             getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
1220                     if (mWaitingToSend.isDown()) {
1221                         sendDownloadedFile();
1222                     }
1223                 }
1224
1225             } finally {
1226                 if (intent != null) {
1227                     removeStickyBroadcast(intent);
1228                 }
1229             }
1230         }
1231
1232         private boolean isDescendant(String downloadedRemotePath) {
1233             OCFile currentDir = getCurrentDir();
1234             return (
1235                 currentDir != null &&
1236                 downloadedRemotePath != null &&
1237                 downloadedRemotePath.startsWith(currentDir.getRemotePath())
1238             );
1239         }
1240
1241         private boolean isAscendant(String linkedToRemotePath) {
1242             OCFile currentDir = getCurrentDir();
1243             return (
1244                 currentDir != null &&
1245                 currentDir.getRemotePath().startsWith(linkedToRemotePath)
1246             );
1247         }
1248
1249         private boolean isSameAccount(Context context, Intent intent) {
1250             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1251             return (accountName != null && getAccount() != null &&
1252                     accountName.equals(getAccount().name));
1253         }
1254     }
1255
1256
1257     public void browseToRoot() {
1258         OCFileListFragment listOfFiles = getListOfFilesFragment();
1259         if (listOfFiles != null) {  // should never be null, indeed
1260             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1261             listOfFiles.listDirectory(root);
1262             // TODO Enable when "On Device" is recovered ?
1263             // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
1264             setFile(listOfFiles.getCurrentFile());
1265             startSyncFolderOperation(root, false);
1266         }
1267         cleanSecondFragment();
1268     }
1269
1270
1271     /**
1272      * {@inheritDoc}
1273      * <p/>
1274      * Updates action bar and second fragment, if in dual pane mode.
1275      */
1276     @Override
1277     public void onBrowsedDownTo(OCFile directory) {
1278         setFile(directory);
1279         cleanSecondFragment();
1280         // Sync Folder
1281         startSyncFolderOperation(directory, false);
1282
1283         MenuItem menuItem = mOptionsMenu.findItem(R.id.action_switch_view);
1284
1285         changeGridIcon();
1286         if (DisplayUtils.isGridView(directory, getStorageManager())){
1287             switchToGridView();
1288         } else {
1289             switchToListView();
1290         }
1291     }
1292
1293     /**
1294      * Shows the information of the {@link OCFile} received as a
1295      * parameter in the second fragment.
1296      *
1297      * @param file {@link OCFile} whose details will be shown
1298      */
1299     @Override
1300     public void showDetails(OCFile file) {
1301         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1302         setSecondFragment(detailFragment);
1303         updateFragmentsVisibility(true);
1304         updateActionBarTitleAndHomeButton(file);
1305         setFile(file);
1306     }
1307
1308     @Override
1309     protected void updateActionBarTitleAndHomeButton(OCFile chosenFile) {
1310         if (mDualPane) {
1311             // in dual pane mode, keep the focus of title an action bar in the current folder
1312             super.updateActionBarTitleAndHomeButton(getCurrentDir());
1313
1314         } else {
1315             super.updateActionBarTitleAndHomeButton(chosenFile);
1316         }
1317
1318     }
1319
1320     @Override
1321     protected ServiceConnection newTransferenceServiceConnection() {
1322         return new ListServiceConnection();
1323     }
1324
1325     /**
1326      * Defines callbacks for service binding, passed to bindService()
1327      */
1328     private class ListServiceConnection implements ServiceConnection {
1329
1330         @Override
1331         public void onServiceConnected(ComponentName component, IBinder service) {
1332             if (component.equals(new ComponentName(
1333                     FileDisplayActivity.this, FileDownloader.class))) {
1334                 Log_OC.d(TAG, "Download service connected");
1335                 mDownloaderBinder = (FileDownloaderBinder) service;
1336                 if (mWaitingToPreview != null)
1337                     if (getStorageManager() != null) {
1338                          // update the file
1339                         mWaitingToPreview =
1340                                 getStorageManager().getFileById(mWaitingToPreview.getFileId());
1341                         if (!mWaitingToPreview.isDown()) {
1342                             requestForDownload();
1343                         }
1344                     }
1345
1346             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1347                     FileUploader.class))) {
1348                 Log_OC.d(TAG, "Upload service connected");
1349                 mUploaderBinder = (FileUploaderBinder) service;
1350             } else {
1351                 return;
1352             }
1353             // a new chance to get the mDownloadBinder through
1354             // getFileDownloadBinder() - THIS IS A MESS
1355             OCFileListFragment listOfFiles = getListOfFilesFragment();
1356             if (listOfFiles != null) {
1357                 listOfFiles.listDirectory();
1358                 // TODO Enable when "On Device" is recovered ?
1359                 // listOfFiles.listDirectory(MainApp.getOnlyOnDevice());
1360             }
1361             FileFragment secondFragment = getSecondFragment();
1362             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1363                 FileDetailFragment detailFragment = (FileDetailFragment) secondFragment;
1364                 detailFragment.listenForTransferProgress();
1365                 detailFragment.updateFileDetails(false, false);
1366             }
1367         }
1368
1369         @Override
1370         public void onServiceDisconnected(ComponentName component) {
1371             if (component.equals(new ComponentName(FileDisplayActivity.this,
1372                     FileDownloader.class))) {
1373                 Log_OC.d(TAG, "Download service disconnected");
1374                 mDownloaderBinder = null;
1375             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1376                     FileUploader.class))) {
1377                 Log_OC.d(TAG, "Upload service disconnected");
1378                 mUploaderBinder = null;
1379             }
1380         }
1381     }
1382
1383     @Override
1384     public void onSavedCertificate() {
1385         startSyncFolderOperation(getCurrentDir(), false);
1386     }
1387
1388
1389     @Override
1390     public void onFailedSavingCertificate() {
1391         ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(
1392                 R.string.ssl_validator_not_saved, new String[]{}, R.string.common_ok, -1, -1
1393         );
1394         dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED);
1395     }
1396
1397     @Override
1398     public void onCancelCertificate() {
1399         // nothing to do
1400     }
1401
1402     /**
1403      * Updates the view associated to the activity after the finish of some operation over files
1404      * in the current account.
1405      *
1406      * @param operation Removal operation performed.
1407      * @param result    Result of the removal.
1408      */
1409     @Override
1410     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1411         super.onRemoteOperationFinish(operation, result);
1412
1413         if (operation instanceof RemoveFileOperation) {
1414             onRemoveFileOperationFinish((RemoveFileOperation) operation, result);
1415
1416         } else if (operation instanceof RenameFileOperation) {
1417             onRenameFileOperationFinish((RenameFileOperation) operation, result);
1418
1419         } else if (operation instanceof SynchronizeFileOperation) {
1420             onSynchronizeFileOperationFinish((SynchronizeFileOperation) operation, result);
1421
1422         } else if (operation instanceof CreateFolderOperation) {
1423             onCreateFolderOperationFinish((CreateFolderOperation) operation, result);
1424
1425         } else if (operation instanceof CreateShareOperation) {
1426             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1427
1428         } else if (operation instanceof UnshareLinkOperation) {
1429             onUnshareLinkOperationFinish((UnshareLinkOperation) operation, result);
1430
1431         } else if (operation instanceof MoveFileOperation) {
1432             onMoveFileOperationFinish((MoveFileOperation) operation, result);
1433
1434         } else if (operation instanceof CopyFileOperation) {
1435             onCopyFileOperationFinish((CopyFileOperation) operation, result);
1436         }
1437
1438     }
1439     private void onCreateShareOperationFinish(CreateShareOperation operation,
1440                                               RemoteOperationResult result) {
1441         if (result.isSuccess()) {
1442             refreshShowDetails();
1443             refreshListOfFilesFragment();
1444         }
1445     }
1446
1447     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
1448                                               RemoteOperationResult result) {
1449         if (result.isSuccess()) {
1450             refreshShowDetails();
1451             refreshListOfFilesFragment();
1452
1453         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1454             cleanSecondFragment();
1455             refreshListOfFilesFragment();
1456         }
1457     }
1458
1459     private void refreshShowDetails() {
1460         FileFragment details = getSecondFragment();
1461         if (details != null) {
1462             OCFile file = details.getFile();
1463             if (file != null) {
1464                 file = getStorageManager().getFileByPath(file.getRemotePath());
1465                 if (details instanceof PreviewMediaFragment) {
1466                     // Refresh  OCFile of the fragment
1467                     ((PreviewMediaFragment) details).updateFile(file);
1468                 } else if (details instanceof PreviewTextFragment) {
1469                     // Refresh  OCFile of the fragment
1470                     ((PreviewTextFragment) details).updateFile(file);
1471                 } else {
1472                     showDetails(file);
1473                 }
1474             }
1475             invalidateOptionsMenu();
1476         }
1477     }
1478
1479     /**
1480      * Updates the view associated to the activity after the finish of an operation trying to
1481      * remove a file.
1482      *
1483      * @param operation     Removal operation performed.
1484      * @param result        Result of the removal.
1485      */
1486     private void onRemoveFileOperationFinish(RemoveFileOperation operation,
1487                                              RemoteOperationResult result) {
1488         dismissLoadingDialog();
1489
1490         Toast msg = Toast.makeText(this,
1491                 ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1492                 Toast.LENGTH_LONG);
1493         msg.show();
1494
1495         if (result.isSuccess()) {
1496             OCFile removedFile = operation.getFile();
1497             FileFragment second = getSecondFragment();
1498             if (second != null && removedFile.equals(second.getFile())) {
1499                 if (second instanceof PreviewMediaFragment) {
1500                     ((PreviewMediaFragment) second).stopPreview(true);
1501                 }
1502                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1503                 cleanSecondFragment();
1504             }
1505             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())){
1506                 refreshListOfFilesFragment();
1507             }
1508             invalidateOptionsMenu();
1509         } else {
1510             if (result.isSslRecoverableException()) {
1511                 mLastSslUntrustedServerResult = result;
1512                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1513             }
1514         }
1515     }
1516
1517
1518     /**
1519      * Updates the view associated to the activity after the finish of an operation trying to move a
1520      * file.
1521      *
1522      * @param operation Move operation performed.
1523      * @param result    Result of the move operation.
1524      */
1525     private void onMoveFileOperationFinish(MoveFileOperation operation,
1526                                            RemoteOperationResult result) {
1527         if (result.isSuccess()) {
1528             dismissLoadingDialog();
1529             refreshListOfFilesFragment();
1530         } else {
1531             dismissLoadingDialog();
1532             try {
1533                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1534                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1535                         Toast.LENGTH_LONG);
1536                 msg.show();
1537
1538             } catch (NotFoundException e) {
1539                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1540             }
1541         }
1542     }
1543
1544     /**
1545      * Updates the view associated to the activity after the finish of an operation trying to copy a
1546      * file.
1547      *
1548      * @param operation Copy operation performed.
1549      * @param result    Result of the copy operation.
1550      */
1551     private void onCopyFileOperationFinish(CopyFileOperation operation, RemoteOperationResult result) {
1552         if (result.isSuccess()) {
1553             dismissLoadingDialog();
1554             refreshListOfFilesFragment();
1555         } else {
1556             dismissLoadingDialog();
1557             try {
1558                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1559                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1560                         Toast.LENGTH_LONG);
1561                 msg.show();
1562
1563             } catch (NotFoundException e) {
1564                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1565             }
1566         }
1567     }
1568
1569     /**
1570      * Updates the view associated to the activity after the finish of an operation trying to rename
1571      * a file.
1572      *
1573      * @param operation     Renaming operation performed.
1574      * @param result        Result of the renaming.
1575      */
1576     private void onRenameFileOperationFinish(RenameFileOperation operation,
1577                                              RemoteOperationResult result) {
1578         dismissLoadingDialog();
1579         OCFile renamedFile = operation.getFile();
1580         if (result.isSuccess()) {
1581             FileFragment details = getSecondFragment();
1582             if (details != null) {
1583                 if (details instanceof FileDetailFragment &&
1584                         renamedFile.equals(details.getFile()) ) {
1585                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1586                     showDetails(renamedFile);
1587
1588                 } else if (details instanceof PreviewMediaFragment &&
1589                         renamedFile.equals(details.getFile())) {
1590                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1591                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1592                         int position = ((PreviewMediaFragment) details).getPosition();
1593                         startMediaPreview(renamedFile, position, true);
1594                     } else {
1595                         getFileOperationsHelper().openFile(renamedFile);
1596                     }
1597                 } else if (details instanceof PreviewTextFragment &&
1598                         renamedFile.equals(details.getFile())) {
1599                     ((PreviewTextFragment) details).updateFile(renamedFile);
1600                     if (PreviewTextFragment.canBePreviewed(renamedFile)) {
1601                         startTextPreview(renamedFile);
1602                     } else {
1603                         getFileOperationsHelper().openFile(renamedFile);
1604                     }
1605                 }
1606             }
1607
1608             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())){
1609                 refreshListOfFilesFragment();
1610             }
1611
1612         } else {
1613             Toast msg = Toast.makeText(this,
1614                     ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1615                     Toast.LENGTH_LONG);
1616             msg.show();
1617
1618             if (result.isSslRecoverableException()) {
1619                 mLastSslUntrustedServerResult = result;
1620                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1621             }
1622         }
1623     }
1624
1625     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation,
1626                                                   RemoteOperationResult result) {
1627         if (result.isSuccess()) {
1628             if (operation.transferWasRequested()) {
1629                 OCFile syncedFile = operation.getLocalFile();
1630                 onTransferStateChanged(syncedFile, true, true);
1631                 invalidateOptionsMenu();
1632                 refreshShowDetails();
1633             }
1634         }
1635     }
1636
1637     /**
1638      * Updates the view associated to the activity after the finish of an operation trying create a
1639      * new folder
1640      *
1641      * @param operation     Creation operation performed.
1642      * @param result        Result of the creation.
1643      */
1644     private void onCreateFolderOperationFinish(CreateFolderOperation operation,
1645                                                RemoteOperationResult result) {
1646         if (result.isSuccess()) {
1647             dismissLoadingDialog();
1648             refreshListOfFilesFragment();
1649         } else {
1650             dismissLoadingDialog();
1651             try {
1652                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1653                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1654                         Toast.LENGTH_LONG);
1655                 msg.show();
1656
1657             } catch (NotFoundException e) {
1658                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1659             }
1660         }
1661     }
1662
1663
1664     /**
1665      * {@inheritDoc}
1666      */
1667     @Override
1668     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1669         refreshListOfFilesFragment();
1670         FileFragment details = getSecondFragment();
1671         if (details != null && details instanceof FileDetailFragment &&
1672                 file.equals(details.getFile()) ) {
1673             if (downloading || uploading) {
1674                 ((FileDetailFragment) details).updateFileDetails(file, getAccount());
1675             } else {
1676                 if (!file.fileExists()) {
1677                     cleanSecondFragment();
1678                 } else {
1679                     ((FileDetailFragment) details).updateFileDetails(false, true);
1680                 }
1681             }
1682         }
1683
1684     }
1685
1686
1687     private void requestForDownload() {
1688         Account account = getAccount();
1689         //if (!mWaitingToPreview.isDownloading()) {
1690         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1691             Intent i = new Intent(this, FileDownloader.class);
1692             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1693             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1694             startService(i);
1695         }
1696     }
1697
1698
1699     private OCFile getCurrentDir() {
1700         OCFile file = getFile();
1701         if (file != null) {
1702             if (file.isFolder()) {
1703                 return file;
1704             } else if (getStorageManager() != null) {
1705                 String parentPath = file.getRemotePath().substring(0,
1706                         file.getRemotePath().lastIndexOf(file.getFileName()));
1707                 return getStorageManager().getFileByPath(parentPath);
1708             }
1709         }
1710         return null;
1711     }
1712
1713     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1714         long currentSyncTime = System.currentTimeMillis();
1715
1716         mSyncInProgress = true;
1717
1718         // perform folder synchronization
1719         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
1720                 currentSyncTime,
1721                 false,
1722                 getFileOperationsHelper().isSharedSupported(),
1723                 ignoreETag,
1724                 getStorageManager(),
1725                 getAccount(),
1726                 getApplicationContext()
1727         );
1728         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
1729
1730         mProgressBar.setIndeterminate(true);
1731
1732         setBackgroundText();
1733     }
1734
1735     /**
1736      * Show untrusted cert dialog
1737      */
1738     public void showUntrustedCertDialog(RemoteOperationResult result) {
1739         // Show a dialog with the certificate info
1740         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
1741                 (CertificateCombinedException) result.getException());
1742         FragmentManager fm = getSupportFragmentManager();
1743         FragmentTransaction ft = fm.beginTransaction();
1744         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1745     }
1746
1747     private void requestForDownload(OCFile file) {
1748         Account account = getAccount();
1749         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1750             Intent i = new Intent(this, FileDownloader.class);
1751             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1752             i.putExtra(FileDownloader.EXTRA_FILE, file);
1753             startService(i);
1754         }
1755     }
1756
1757     private void sendDownloadedFile() {
1758         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1759         mWaitingToSend = null;
1760     }
1761
1762
1763     /**
1764      * Requests the download of the received {@link OCFile} , updates the UI
1765      * to monitor the download progress and prepares the activity to send the file
1766      * when the download finishes.
1767      *
1768      * @param file {@link OCFile} to download and preview.
1769      */
1770     public void startDownloadForSending(OCFile file) {
1771         mWaitingToSend = file;
1772         requestForDownload(mWaitingToSend);
1773         boolean hasSecondFragment = (getSecondFragment() != null);
1774         updateFragmentsVisibility(hasSecondFragment);
1775     }
1776
1777     /**
1778      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1779      *
1780      * @param file Image {@link OCFile} to show.
1781      */
1782     public void startImagePreview(OCFile file) {
1783         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1784         showDetailsIntent.putExtra(EXTRA_FILE, file);
1785         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1786         startActivity(showDetailsIntent);
1787     }
1788
1789     /**
1790      * Stars the preview of an already down media {@link OCFile}.
1791      *
1792      * @param file                      Media {@link OCFile} to preview.
1793      * @param startPlaybackPosition     Media position where the playback will be started,
1794      *                                  in milliseconds.
1795      * @param autoplay                  When 'true', the playback will start without user
1796      *                                  interactions.
1797      */
1798     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1799         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition,
1800                 autoplay);
1801         setSecondFragment(mediaFragment);
1802         updateFragmentsVisibility(true);
1803         updateActionBarTitleAndHomeButton(file);
1804         setFile(file);
1805     }
1806
1807     /**
1808      * Stars the preview of a text file {@link OCFile}.
1809      *
1810      * @param file Text {@link OCFile} to preview.
1811      */
1812     public void startTextPreview(OCFile file) {
1813         Bundle args = new Bundle();
1814         args.putParcelable(EXTRA_FILE, file);
1815         args.putParcelable(EXTRA_ACCOUNT, getAccount());
1816         Fragment textPreviewFragment = Fragment.instantiate(getApplicationContext(),
1817                 PreviewTextFragment.class.getName(), args);
1818         setSecondFragment(textPreviewFragment);
1819         updateFragmentsVisibility(true);
1820         //updateNavigationElementsInActionBar(file);
1821         setFile(file);
1822     }
1823
1824     /**
1825      * Requests the download of the received {@link OCFile} , updates the UI
1826      * to monitor the download progress and prepares the activity to preview
1827      * or open the file when the download finishes.
1828      *
1829      * @param file {@link OCFile} to download and preview.
1830      */
1831     public void startDownloadForPreview(OCFile file) {
1832         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1833         setSecondFragment(detailFragment);
1834         mWaitingToPreview = file;
1835         requestForDownload();
1836         updateFragmentsVisibility(true);
1837         updateActionBarTitleAndHomeButton(file);
1838         setFile(file);
1839     }
1840
1841
1842     public void cancelTransference(OCFile file) {
1843         getFileOperationsHelper().cancelTransference(file);
1844         if (mWaitingToPreview != null &&
1845                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1846             mWaitingToPreview = null;
1847         }
1848         if (mWaitingToSend != null &&
1849                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1850             mWaitingToSend = null;
1851         }
1852         onTransferStateChanged(file, false, false);
1853     }
1854
1855     @Override
1856     public void onRefresh(boolean ignoreETag) {
1857         refreshList(ignoreETag);
1858     }
1859
1860     @Override
1861     public void onRefresh() {
1862         refreshList(true);
1863     }
1864
1865     private void refreshList(boolean ignoreETag) {
1866         OCFileListFragment listOfFiles = getListOfFilesFragment();
1867         if (listOfFiles != null) {
1868             OCFile folder = listOfFiles.getCurrentFile();
1869             if (folder != null) {
1870                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1871                 listDirectory(mFile);*/
1872                 startSyncFolderOperation(folder, ignoreETag);
1873             }
1874         }
1875     }
1876
1877     private void sortByDate(boolean ascending) {
1878         getListOfFilesFragment().sortByDate(ascending);
1879     }
1880
1881     private void sortBySize(boolean ascending) {
1882         getListOfFilesFragment().sortBySize(ascending);
1883     }
1884
1885     private void sortByName(boolean ascending) {
1886         getListOfFilesFragment().sortByName(ascending);
1887     }
1888     private boolean isGridView(){ return getListOfFilesFragment().isGridView(); }
1889     private void switchToGridView() {
1890         getListOfFilesFragment().switchToGridView();
1891     }
1892     private void switchToListView() {
1893         getListOfFilesFragment().switchToListView();
1894     }
1895
1896    public void allFilesOption() {
1897        browseToRoot();
1898    }
1899 }