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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2014 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.ui.activity;
  20
  21 import java.io.File;
  22 import java.io.IOException;
  23
  24 import android.accounts.Account;
  25 import android.accounts.AccountManager;
  26 import android.accounts.AuthenticatorException;
  27 import android.accounts.OperationCanceledException;
  28 import android.annotation.SuppressLint;
  29 import android.annotation.TargetApi;
  30 import android.app.AlertDialog;
  31 import android.app.Dialog;
  32 import android.app.ProgressDialog;
  33 import android.content.BroadcastReceiver;
  34 import android.content.ComponentName;
  35 import android.content.ContentResolver;
  36 import android.content.ContentUris;
  37 import android.content.Context;
  38 import android.content.DialogInterface;
  39 import android.content.Intent;
  40 import android.content.IntentFilter;
  41 import android.content.ServiceConnection;
  42 import android.content.SharedPreferences;
  43 import android.content.SyncRequest;
  44 import android.content.res.Resources.NotFoundException;
  45 import android.database.Cursor;
  46 import android.net.Uri;
  47 import android.os.Build;
  48 import android.os.Bundle;
  49 import android.os.Environment;
  50 import android.os.IBinder;
  51 import android.preference.PreferenceManager;
  52 import android.provider.DocumentsContract;
  53 import android.provider.MediaStore;
  54 import android.provider.OpenableColumns;
  55 import android.support.v4.app.Fragment;
  56 import android.support.v4.app.FragmentManager;
  57 import android.support.v4.app.FragmentTransaction;
  58 import android.util.Log;
  59 import android.view.View;
  60 import android.view.ViewGroup;
  61 import android.widget.ArrayAdapter;
  62 import android.widget.TextView;
  63 import android.widget.Toast;
  64
  65 import com.actionbarsherlock.app.ActionBar;
  66 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  67 import com.actionbarsherlock.view.Menu;
  68 import com.actionbarsherlock.view.MenuInflater;
  69 import com.actionbarsherlock.view.MenuItem;
  70 import com.actionbarsherlock.view.Window;
  71 import com.owncloud.android.BuildConfig;
  72 import com.owncloud.android.MainApp;
  73 import com.owncloud.android.R;
  74 import com.owncloud.android.datamodel.OCFile;
  75 import com.owncloud.android.files.services.FileDownloader;
  76 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  77 import com.owncloud.android.files.services.FileUploader;
  78 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  79 import com.owncloud.android.lib.common.OwnCloudAccount;
  80 import com.owncloud.android.lib.common.OwnCloudClient;
  81 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  82 import com.owncloud.android.lib.common.OwnCloudCredentials;
  83 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  84 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  85 import com.owncloud.android.lib.common.operations.RemoteOperation;
  86 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  87 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  88 import com.owncloud.android.lib.common.utils.Log_OC;
  89 import com.owncloud.android.operations.CreateFolderOperation;
  90 import com.owncloud.android.operations.CreateShareOperation;
  91 import com.owncloud.android.operations.MoveFileOperation;
  92 import com.owncloud.android.operations.RemoveFileOperation;
  93 import com.owncloud.android.operations.RenameFileOperation;
  94 import com.owncloud.android.operations.SynchronizeFileOperation;
  95 import com.owncloud.android.operations.SynchronizeFolderOperation;
  96 import com.owncloud.android.operations.UnshareLinkOperation;
  97 import com.owncloud.android.services.observer.FileObserverService;
  98 import com.owncloud.android.syncadapter.FileSyncAdapter;
  99 import com.owncloud.android.ui.adapter.FileListListAdapter;
 100 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
 101 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
 102 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
 103 import com.owncloud.android.ui.fragment.FileDetailFragment;
 104 import com.owncloud.android.ui.fragment.FileFragment;
 105 import com.owncloud.android.ui.fragment.OCFileListFragment;
 106 import com.owncloud.android.ui.preview.PreviewImageActivity;
 107 import com.owncloud.android.ui.preview.PreviewImageFragment;
 108 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 109 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 110 import com.owncloud.android.utils.DisplayUtils;
 111 import com.owncloud.android.utils.ErrorMessageAdapter;
 112 import com.owncloud.android.utils.FileStorageUtils;
 113 import com.owncloud.android.utils.UriUtils;
 114
 115
 116 /**
 117  * Displays, what files the user has available in his ownCloud.
 118  *
 119  * @author Bartek Przybylski
 120  * @author David A. Velasco
 121  */
 122
 123 public class FileDisplayActivity extends HookActivity implements
 124 FileFragment.ContainerActivity, OnNavigationListener,
 125 OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 126
 127     private ArrayAdapter<String> mDirectories;
 128
 129     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 130     private UploadFinishReceiver mUploadFinishReceiver;
 131     private DownloadFinishReceiver mDownloadFinishReceiver;
 132     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 133
 134     private boolean mDualPane;
 135     private View mLeftFragmentContainer;
 136     private View mRightFragmentContainer;
 137
 138     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 139     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 140     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 141
 142     public static final int DIALOG_SHORT_WAIT = 0;
 143     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 144     private static final int DIALOG_CERT_NOT_SAVED = 2;
 145
 146     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 147
 148     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 149     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 150     public static final int ACTION_MOVE_FILES = 3;
 151
 152     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 153
 154     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 155     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 156
 157     private OCFile mWaitingToPreview;
 158
 159     private boolean mSyncInProgress = false;
 160
 161     private String DIALOG_UNTRUSTED_CERT;
 162
 163     private OCFile mWaitingToSend;
 164
 165     @Override
 166     protected void onCreate(Bundle savedInstanceState) {
 167         Log_OC.d(TAG, "onCreate() start");
 168         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 169
 170         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 171
 172         // PIN CODE request ;  best location is to decide, let's try this first
 173         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 174             requestPinCode();
 175         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 176             requestPinCode();
 177         }
 178
 179         /// grant that FileObserverService is watching favourite files
 180         if (savedInstanceState == null) {
 181             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 182             startService(initObserversIntent);
 183         }
 184
 185         /// Load of saved instance state
 186         if(savedInstanceState != null) {
 187             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 188             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 189             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 190
 191         } else {
 192             mWaitingToPreview = null;
 193             mSyncInProgress = false;
 194             mWaitingToSend = null;
 195         }
 196
 197         /// USER INTERFACE
 198
 199         // Inflate and set the layout view
 200         setContentView(R.layout.files);
 201         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 202         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 203         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 204         if (savedInstanceState == null) {
 205             createMinFragments();
 206         }
 207
 208         // Action bar setup
 209         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 210         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 211         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 212
 213         setBackgroundText();
 214
 215         Log_OC.d(TAG, "onCreate() end");
 216     }
 217
 218     @Override
 219     protected void onStart() {
 220         super.onStart();
 221         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 222     }
 223
 224     @Override
 225     protected void onDestroy() {
 226         super.onDestroy();
 227     }
 228
 229     /**
 230      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 231      */
 232     @Override
 233     protected void onAccountSet(boolean stateWasRecovered) {
 234         super.onAccountSet(stateWasRecovered);
 235         if (getAccount() != null) {
 236             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 237             OCFile file = getFile();
 238             // get parent from path
 239             String parentPath = "";
 240             if (file != null) {
 241                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 242                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 243                     // get parent from path
 244                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 245                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 246                         file = null; // not able to know the directory where the file is uploading
 247                 } else {
 248                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 249                 }
 250             }
 251             if (file == null) {
 252                 // fall back to root folder
 253                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 254             }
 255             setFile(file);
 256             setNavigationListWithFolder(file);
 257
 258             if (!stateWasRecovered) {
 259                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 260                 initFragmentsWithFile();
 261                 if (file.isFolder()) {
 262                     startSyncFolderOperation(file, false);
 263                 }
 264
 265             } else {
 266                 updateFragmentsVisibility(!file.isFolder());
 267                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 268             }
 269         }
 270     }
 271
 272
 273     private void setNavigationListWithFolder(OCFile file) {
 274         mDirectories.clear();
 275         OCFile fileIt = file;
 276         String parentPath;
 277         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 278             if (fileIt.isFolder()) {
 279                 mDirectories.add(fileIt.getFileName());
 280             }
 281             // get parent from path
 282             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 283             fileIt = getStorageManager().getFileByPath(parentPath);
 284         }
 285         mDirectories.add(OCFile.PATH_SEPARATOR);
 286     }
 287
 288
 289     private void createMinFragments() {
 290         OCFileListFragment listOfFiles = new OCFileListFragment();
 291         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 292         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 293         transaction.commit();
 294     }
 295
 296     private void initFragmentsWithFile() {
 297         if (getAccount() != null && getFile() != null) {
 298             /// First fragment
 299             OCFileListFragment listOfFiles = getListOfFilesFragment();
 300             if (listOfFiles != null) {
 301                 listOfFiles.listDirectory(getCurrentDir());
 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                 updateNavigationElementsInActionBar(file);
 313
 314             } else {
 315                 cleanSecondFragment();
 316             }
 317
 318         } else {
 319             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 320             if (getAccount() == null) {
 321                 Log_OC.wtf(TAG, "\t account is NULL");
 322             }
 323             if (getFile() == null) {
 324                 Log_OC.wtf(TAG, "\t file is NULL");
 325             }
 326         }
 327     }
 328
 329     private Fragment chooseInitialSecondFragment(OCFile file) {
 330         Fragment secondFragment = null;
 331         if (file != null && !file.isFolder()) {
 332             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 333                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 334                     ) {
 335                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 336                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 337                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 338
 339             } else {
 340                 secondFragment = new FileDetailFragment(file, getAccount());
 341             }
 342         }
 343         return secondFragment;
 344     }
 345
 346
 347     /**
 348      * Replaces the second fragment managed by the activity with the received as
 349      * a parameter.
 350      *
 351      * Assumes never will be more than two fragments managed at the same time.
 352      *
 353      * @param fragment      New second Fragment to set.
 354      */
 355     private void setSecondFragment(Fragment fragment) {
 356         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 357         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 358         transaction.commit();
 359     }
 360
 361
 362     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 363         if (mDualPane) {
 364             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 365                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 366             }
 367             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 368                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 369             }
 370
 371         } else if (existsSecondFragment) {
 372             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 373                 mLeftFragmentContainer.setVisibility(View.GONE);
 374             }
 375             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 376                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 377             }
 378
 379         } else {
 380             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 381                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 382             }
 383             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 384                 mRightFragmentContainer.setVisibility(View.GONE);
 385             }
 386         }
 387     }
 388
 389
 390     private OCFileListFragment getListOfFilesFragment() {
 391         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 392         if (listOfFiles != null) {
 393             return (OCFileListFragment)listOfFiles;
 394         }
 395         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 396         return null;
 397     }
 398
 399     public FileFragment getSecondFragment() {
 400         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 401         if (second != null) {
 402             return (FileFragment)second;
 403         }
 404         return null;
 405     }
 406
 407     protected void cleanSecondFragment() {
 408         Fragment second = getSecondFragment();
 409         if (second != null) {
 410             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 411             tr.remove(second);
 412             tr.commit();
 413         }
 414         updateFragmentsVisibility(false);
 415         updateNavigationElementsInActionBar(null);
 416     }
 417
 418     protected void refreshListOfFilesFragment() {
 419         OCFileListFragment fileListFragment = getListOfFilesFragment();
 420         if (fileListFragment != null) {
 421             fileListFragment.listDirectory();
 422         }
 423     }
 424
 425     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 426         FileFragment secondFragment = getSecondFragment();
 427         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 428         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 429             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 430             OCFile fileInFragment = detailsFragment.getFile();
 431             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 432                 // the user browsed to other file ; forget the automatic preview
 433                 mWaitingToPreview = null;
 434
 435             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 436                 // grant that the right panel updates the progress bar
 437                 detailsFragment.listenForTransferProgress();
 438                 detailsFragment.updateFileDetails(true, false);
 439
 440             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 441                 //  update the right panel
 442                 boolean detailsFragmentChanged = false;
 443                 if (waitedPreview) {
 444                     if (success) {
 445                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 446                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 447                             startMediaPreview(mWaitingToPreview, 0, true);
 448                             detailsFragmentChanged = true;
 449                         } else {
 450                             getFileOperationsHelper().openFile(mWaitingToPreview);
 451                         }
 452                     }
 453                     mWaitingToPreview = null;
 454                 }
 455                 if (!detailsFragmentChanged) {
 456                     detailsFragment.updateFileDetails(false, (success));
 457                 }
 458             }
 459         }
 460     }
 461
 462     @Override
 463     public boolean onPrepareOptionsMenu(Menu menu) {
 464         if (BuildConfig.DEBUG) {
 465             menu.findItem(R.id.action_logger).setVisible(true);
 466         } else {
 467             menu.findItem(R.id.action_logger).setVisible(false);
 468         }
 469         return super.onPrepareOptionsMenu(menu);
 470     }
 471
 472     @Override
 473     public boolean onCreateOptionsMenu(Menu menu) {
 474         MenuInflater inflater = getSherlock().getMenuInflater();
 475         inflater.inflate(R.menu.main_menu, menu);
 476         return true;
 477     }
 478
 479     @Override
 480     public boolean onOptionsItemSelected(MenuItem item) {
 481         boolean retval = true;
 482         switch (item.getItemId()) {
 483         case R.id.action_create_dir: {
 484             CreateFolderDialogFragment dialog =
 485                     CreateFolderDialogFragment.newInstance(getCurrentDir());
 486             dialog.show(getSupportFragmentManager(), "createdirdialog");
 487             break;
 488         }
 489         case R.id.action_sync_account: {
 490             startSynchronization();
 491             break;
 492         }
 493         case R.id.action_upload: {
 494             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 495             break;
 496         }
 497         case R.id.action_settings: {
 498             Intent settingsIntent = new Intent(this, Preferences.class);
 499             startActivity(settingsIntent);
 500             break;
 501         }
 502         case R.id.action_logger: {
 503             Intent loggerIntent = new Intent(getApplicationContext(),LogHistoryActivity.class);
 504             startActivity(loggerIntent);
 505             break;
 506         }
 507         case android.R.id.home: {
 508             FileFragment second = getSecondFragment();
 509             OCFile currentDir = getCurrentDir();
 510             if((currentDir != null && currentDir.getParentId() != 0) ||
 511                     (second != null && second.getFile() != null)) {
 512                 onBackPressed();
 513
 514             }
 515             break;
 516         }
 517         case R.id.action_sort: {
 518             SharedPreferences appPreferences = PreferenceManager
 519                     .getDefaultSharedPreferences(this);
 520
 521             // Read sorting order, default to sort by name ascending
 522             Integer sortOrder = appPreferences
 523                     .getInt("sortOrder", FileStorageUtils.SORT_NAME);
 524
 525             AlertDialog.Builder builder = new AlertDialog.Builder(this);
 526             builder.setTitle(R.string.actionbar_sort_title)
 527             .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder , new DialogInterface.OnClickListener() {
 528                 public void onClick(DialogInterface dialog, int which) {
 529
 530                     switch (which){
 531                     case 0:
 532                         sortByName(true);
 533                         break;
 534                     case 1:
 535                         sortByDate(false);
 536                         break;
 537
 538 // TODO re-enable when server-side folder size calculation is available
 539 //                    case 2:
 540 //                        sortBySize(false);
 541 //                        break;
 542                     }
 543
 544                     dialog.dismiss();
 545
 546                 }
 547             });
 548             builder.create().show();
 549             break;
 550         }
 551         default:
 552             retval = super.onOptionsItemSelected(item);
 553         }
 554         return retval;
 555     }
 556
 557     private void startSynchronization() {
 558         Log_OC.e(TAG, "Got to start sync");
 559         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 560             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 561             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 562             Bundle bundle = new Bundle();
 563             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 564             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 565             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 566             ContentResolver.requestSync(
 567                     getAccount(),
 568                     MainApp.getAuthority(), bundle);
 569         } else {
 570             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 571             SyncRequest.Builder builder = new SyncRequest.Builder();
 572             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 573             builder.setExpedited(true);
 574             builder.setManual(true);
 575             builder.syncOnce();
 576
 577             // Fix bug in Android Lollipop when you click on refresh the whole account
 578             Bundle extras = new Bundle();
 579             builder.setExtras(extras);
 580
 581             SyncRequest request = builder.build();
 582             ContentResolver.requestSync(request);
 583         }
 584     }
 585
 586
 587     @Override
 588     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 589         if (itemPosition != 0) {
 590             String targetPath = "";
 591             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 592                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 593             }
 594             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 595             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 596             if (targetFolder != null) {
 597                 browseTo(targetFolder);
 598             }
 599
 600             // the next operation triggers a new call to this method, but it's necessary to
 601             // ensure that the name exposed in the action bar is the current directory when the
 602             // user selected it in the navigation list
 603             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 604                 getSupportActionBar().setSelectedNavigationItem(0);
 605         }
 606         return true;
 607     }
 608
 609     /**
 610      * Called, when the user selected something for uploading
 611      *
 612      */
 613     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 614     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 615         super.onActivityResult(requestCode, resultCode, data);
 616
 617         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 618             //getClipData is only supported on api level 16+, Jelly Bean
 619             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 620                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 621                     Intent intent = new Intent();
 622                     intent.setData(data.getClipData().getItemAt(i).getUri());
 623                     requestSimpleUpload(intent, resultCode);
 624                 }
 625             }else {
 626                 requestSimpleUpload(data, resultCode);
 627             }
 628         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 629             requestMultipleUpload(data, resultCode);
 630
 631         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 632
 633             final Intent fData = data;
 634             final int fResultCode = resultCode;
 635             getHandler().postDelayed(
 636                 new Runnable() {
 637                     @Override
 638                     public void run() {
 639                         requestMoveOperation(fData, fResultCode);
 640                     }
 641                 },
 642                 DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 643             );
 644         }
 645     }
 646
 647     private void requestMultipleUpload(Intent data, int resultCode) {
 648         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 649         if (filePaths != null) {
 650             String[] remotePaths = new String[filePaths.length];
 651             String remotePathBase = "";
 652             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 653                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 654             }
 655             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 656                 remotePathBase += OCFile.PATH_SEPARATOR;
 657             for (int j = 0; j< remotePaths.length; j++) {
 658                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 659             }
 660
 661             Intent i = new Intent(this, FileUploader.class);
 662             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 663             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 664             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 665             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 666             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 667                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 668             startService(i);
 669
 670         } else {
 671             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 672             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 673             t.show();
 674             return;
 675         }
 676     }
 677
 678
 679     private void requestSimpleUpload(Intent data, int resultCode) {
 680         String filepath = null;
 681         String mimeType = null;
 682
 683         Uri selectedImageUri = data.getData();
 684
 685         try {
 686             mimeType = getContentResolver().getType(selectedImageUri);
 687
 688             String filemanagerstring = selectedImageUri.getPath();
 689             String selectedImagePath = getPath(selectedImageUri);
 690
 691             if (selectedImagePath != null)
 692                 filepath = selectedImagePath;
 693             else
 694                 filepath = filemanagerstring;
 695
 696         } catch (Exception e) {
 697             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 698             e.printStackTrace();
 699
 700         } finally {
 701             if (filepath == null) {
 702                 Log_OC.e(TAG, "Couldnt resolve path to file");
 703                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 704                 t.show();
 705                 return;
 706             }
 707         }
 708
 709         Intent i = new Intent(this, FileUploader.class);
 710         i.putExtra(FileUploader.KEY_ACCOUNT,
 711                 getAccount());
 712         String remotepath = new String();
 713         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 714             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 715         }
 716         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 717             remotepath += OCFile.PATH_SEPARATOR;
 718
 719         if (filepath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 720
 721             Cursor cursor = MainApp.getAppContext().getContentResolver()
 722                     .query(Uri.parse(filepath), null, null, null, null, null);
 723
 724             try {
 725                 if (cursor != null && cursor.moveToFirst()) {
 726                     String displayName = cursor.getString(
 727                             cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
 728                     Log.i(TAG, "Display Name: " + displayName + "; mimeType: " + mimeType);
 729
 730                     displayName.replace(File.separatorChar, '_');
 731                     displayName.replace(File.pathSeparatorChar, '_');
 732                     remotepath += displayName + DisplayUtils.getComposedFileExtension(filepath);
 733
 734                 }
 735             } finally {
 736                 cursor.close();
 737             }
 738
 739         } else {
 740             remotepath += new File(filepath).getName();
 741         }
 742
 743         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 744         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 745         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 746         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 747         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 748             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 749         startService(i);
 750     }
 751
 752     /**
 753      * Request the operation for moving the file/folder from one path to another
 754      *
 755      * @param data              Intent received
 756      * @param resultCode        Result code received
 757      */
 758     private void requestMoveOperation(Intent data, int resultCode) {
 759         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 760         OCFile targetFile = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 761         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 762     }
 763
 764     @Override
 765     public void onBackPressed() {
 766         OCFileListFragment listOfFiles = getListOfFilesFragment();
 767         if (mDualPane || getSecondFragment() == null) {
 768             if (listOfFiles != null) {  // should never be null, indeed
 769                 if (mDirectories.getCount() <= 1) {
 770                     finish();
 771                     return;
 772                 }
 773                 int levelsUp = listOfFiles.onBrowseUp();
 774                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 775                     popDirname();
 776                 }
 777             }
 778         }
 779         if (listOfFiles != null) {  // should never be null, indeed
 780             setFile(listOfFiles.getCurrentFile());
 781         }
 782         cleanSecondFragment();
 783
 784     }
 785
 786     @Override
 787     protected void onSaveInstanceState(Bundle outState) {
 788         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 789         Log_OC.e(TAG, "onSaveInstanceState() start");
 790         super.onSaveInstanceState(outState);
 791         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 792         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 793         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 794         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 795
 796         Log_OC.d(TAG, "onSaveInstanceState() end");
 797     }
 798
 799
 800
 801     @Override
 802     protected void onResume() {
 803         super.onResume();
 804         Log_OC.e(TAG, "onResume() start");
 805
 806         // refresh list of files
 807         refreshListOfFilesFragment();
 808
 809         // Listen for sync messages
 810         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 811         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 812         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 813         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 814         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 815         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 816         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 817         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 818
 819         // Listen for upload messages
 820         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 821         mUploadFinishReceiver = new UploadFinishReceiver();
 822         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 823
 824         // Listen for download messages
 825         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 826         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 827         mDownloadFinishReceiver = new DownloadFinishReceiver();
 828         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 829
 830         Log_OC.d(TAG, "onResume() end");
 831     }
 832
 833
 834     @Override
 835     protected void onPause() {
 836         Log_OC.e(TAG, "onPause() start");
 837         if (mSyncBroadcastReceiver != null) {
 838             unregisterReceiver(mSyncBroadcastReceiver);
 839             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 840             mSyncBroadcastReceiver = null;
 841         }
 842         if (mUploadFinishReceiver != null) {
 843             unregisterReceiver(mUploadFinishReceiver);
 844             mUploadFinishReceiver = null;
 845         }
 846         if (mDownloadFinishReceiver != null) {
 847             unregisterReceiver(mDownloadFinishReceiver);
 848             mDownloadFinishReceiver = null;
 849         }
 850
 851
 852         Log_OC.d(TAG, "onPause() end");
 853         super.onPause();
 854     }
 855
 856
 857     @Override
 858     protected Dialog onCreateDialog(int id) {
 859         Dialog dialog = null;
 860         AlertDialog.Builder builder;
 861         switch (id) {
 862         case DIALOG_SHORT_WAIT: {
 863             ProgressDialog working_dialog = new ProgressDialog(this);
 864             working_dialog.setMessage(getResources().getString(
 865                     R.string.wait_a_moment));
 866             working_dialog.setIndeterminate(true);
 867             working_dialog.setCancelable(false);
 868             dialog = working_dialog;
 869             break;
 870         }
 871         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 872
 873
 874             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 875                     getString(R.string.actionbar_upload_from_apps) };
 876
 877             builder = new AlertDialog.Builder(this);
 878             builder.setTitle(R.string.actionbar_upload);
 879             builder.setItems(allTheItems, new DialogInterface.OnClickListener() {
 880                 public void onClick(DialogInterface dialog, int item) {
 881                     if (item == 0) {
 882                         // if (!mDualPane) {
 883                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 884                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 885                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 886                             // } else {
 887                             // TODO create and handle new fragment
 888                             // LocalFileListFragment
 889                             // }
 890                     } else if (item == 1) {
 891                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 892                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 893                         //Intent.EXTRA_ALLOW_MULTIPLE is only supported on api level 18+, Jelly Bean
 894                         if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 895                             action.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
 896                         }
 897                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 898                                 ACTION_SELECT_CONTENT_FROM_APPS);
 899                     }
 900                 }
 901             });
 902             dialog = builder.create();
 903             break;
 904         }
 905         case DIALOG_CERT_NOT_SAVED: {
 906             builder = new AlertDialog.Builder(this);
 907             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 908             builder.setCancelable(false);
 909             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 910                 @Override
 911                 public void onClick(DialogInterface dialog, int which) {
 912                     dialog.dismiss();
 913                 };
 914             });
 915             dialog = builder.create();
 916             break;
 917         }
 918         default:
 919             dialog = null;
 920         }
 921
 922         return dialog;
 923     }
 924
 925     /**
 926      * Translates a content URI of an content to a physical path on the disk
 927      *
 928      * @param uri The URI to resolve
 929      * @return The path to the content or null if it could not be found
 930      */
 931     public String getPath(Uri uri) {
 932         final boolean isKitKatOrLater = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
 933
 934         // DocumentProvider
 935         if (isKitKatOrLater && DocumentsContract.isDocumentUri(getApplicationContext(), uri)) {
 936             // ExternalStorageProvider
 937             if (UriUtils.isExternalStorageDocument(uri)) {
 938                 final String docId = DocumentsContract.getDocumentId(uri);
 939                 final String[] split = docId.split(":");
 940                 final String type = split[0];
 941
 942                 if ("primary".equalsIgnoreCase(type)) {
 943                     return Environment.getExternalStorageDirectory() + "/" + split[1];
 944                 }
 945             }
 946             // DownloadsProvider
 947             else if (UriUtils.isDownloadsDocument(uri)) {
 948
 949                 final String id = DocumentsContract.getDocumentId(uri);
 950                 final Uri contentUri = ContentUris.withAppendedId(Uri.parse("content://downloads/public_downloads"),
 951                         Long.valueOf(id));
 952
 953                 return UriUtils.getDataColumn(getApplicationContext(), contentUri, null, null);
 954             }
 955             // MediaProvider
 956             else if (UriUtils.isMediaDocument(uri)) {
 957                 final String docId = DocumentsContract.getDocumentId(uri);
 958                 final String[] split = docId.split(":");
 959                 final String type = split[0];
 960
 961                 Uri contentUri = null;
 962                 if ("image".equals(type)) {
 963                     contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
 964                 } else if ("video".equals(type)) {
 965                     contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
 966                 } else if ("audio".equals(type)) {
 967                     contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
 968                 }
 969
 970                 final String selection = "_id=?";
 971                 final String[] selectionArgs = new String[] { split[1] };
 972
 973                 return UriUtils.getDataColumn(getApplicationContext(), contentUri, selection, selectionArgs);
 974             }
 975             // Documents providers returned as content://...
 976             else if (UriUtils.isContentDocument(uri)) {
 977                 return uri.toString();
 978             }
 979         }
 980         // MediaStore (and general)
 981         else if ("content".equalsIgnoreCase(uri.getScheme())) {
 982
 983             // Return the remote address
 984             if (UriUtils.isGooglePhotosUri(uri))
 985                 return uri.getLastPathSegment();
 986
 987             return UriUtils.getDataColumn(getApplicationContext(), uri, null, null);
 988         }
 989         // File
 990         else if ("file".equalsIgnoreCase(uri.getScheme())) {
 991             return uri.getPath();
 992         }
 993         return null;
 994     }
 995
 996     /**
 997      * Pushes a directory to the drop down list
 998      * @param directory to push
 999      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
1000      */
1001     public void pushDirname(OCFile directory) {
1002         if(!directory.isFolder()){
1003             throw new IllegalArgumentException("Only directories may be pushed!");
1004         }
1005         mDirectories.insert(directory.getFileName(), 0);
1006         setFile(directory);
1007     }
1008
1009     /**
1010      * Pops a directory name from the drop down list
1011      * @return True, unless the stack is empty
1012      */
1013     public boolean popDirname() {
1014         mDirectories.remove(mDirectories.getItem(0));
1015         return !mDirectories.isEmpty();
1016     }
1017
1018     // Custom array adapter to override text colors
1019     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
1020
1021         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
1022             super(ctx, view);
1023         }
1024
1025         public View getView(int position, View convertView, ViewGroup parent) {
1026             View v = super.getView(position, convertView, parent);
1027
1028             ((TextView) v).setTextColor(getResources().getColorStateList(
1029                     android.R.color.white));
1030
1031             fixRoot((TextView) v );
1032             return v;
1033         }
1034
1035         public View getDropDownView(int position, View convertView,
1036                 ViewGroup parent) {
1037             View v = super.getDropDownView(position, convertView, parent);
1038
1039             ((TextView) v).setTextColor(getResources().getColorStateList(
1040                     android.R.color.white));
1041
1042             fixRoot((TextView) v );
1043             return v;
1044         }
1045
1046         private void fixRoot(TextView v) {
1047             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
1048                 v.setText(R.string.default_display_name_for_root_folder);
1049             }
1050         }
1051
1052     }
1053
1054     private class SyncBroadcastReceiver extends BroadcastReceiver {
1055
1056         /**
1057          * {@link BroadcastReceiver} to enable syncing feedback in UI
1058          */
1059         @Override
1060         public void onReceive(Context context, Intent intent) {
1061             try {
1062                 String event = intent.getAction();
1063                 Log_OC.d(TAG, "Received broadcast " + event);
1064                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
1065                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
1066                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
1067                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
1068
1069                 if (sameAccount) {
1070
1071                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
1072                         mSyncInProgress = true;
1073
1074                     } else {
1075                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
1076                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
1077
1078                         if (currentDir == null) {
1079                             // current folder was removed from the server
1080                             Toast.makeText( FileDisplayActivity.this,
1081                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
1082                                             Toast.LENGTH_LONG)
1083                                 .show();
1084                             browseToRoot();
1085
1086                         } else {
1087                             if (currentFile == null && !getFile().isFolder()) {
1088                                 // currently selected file was removed in the server, and now we know it
1089                                 cleanSecondFragment();
1090                                 currentFile = currentDir;
1091                             }
1092
1093                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
1094                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
1095                                 if (fileListFragment != null) {
1096                                     fileListFragment.listDirectory(currentDir);
1097                                 }
1098                             }
1099                             setFile(currentFile);
1100                         }
1101
1102                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
1103
1104                         if (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
1105                                     equals(event) &&
1106                                 /// TODO refactor and make common
1107                                 synchResult != null && !synchResult.isSuccess() &&
1108                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
1109                                     synchResult.isIdPRedirection()                  ||
1110                                     (synchResult.isException() && synchResult.getException()
1111                                             instanceof AuthenticatorException))) {
1112
1113                             OwnCloudClient client = null;
1114                             try {
1115                                 OwnCloudAccount ocAccount =
1116                                         new OwnCloudAccount(getAccount(), context);
1117                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
1118                                         removeClientFor(ocAccount));
1119                                 // TODO get rid of these exceptions
1120                             } catch (AccountNotFoundException e) {
1121                                 e.printStackTrace();
1122                             } catch (AuthenticatorException e) {
1123                                 e.printStackTrace();
1124                             } catch (OperationCanceledException e) {
1125                                 e.printStackTrace();
1126                             } catch (IOException e) {
1127                                 e.printStackTrace();
1128                             }
1129
1130                             if (client != null) {
1131                                 OwnCloudCredentials cred = client.getCredentials();
1132                                 if (cred != null) {
1133                                     AccountManager am = AccountManager.get(context);
1134                                     if (cred.authTokenExpires()) {
1135                                         am.invalidateAuthToken(
1136                                                 getAccount().type,
1137                                                 cred.getAuthToken()
1138                                         );
1139                                     } else {
1140                                         am.clearPassword(getAccount());
1141                                     }
1142                                 }
1143                             }
1144
1145                             requestCredentialsUpdate();
1146
1147                         }
1148                     }
1149                     removeStickyBroadcast(intent);
1150                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
1151                     setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
1152
1153                     setBackgroundText();
1154
1155                 }
1156
1157                 if (synchResult != null) {
1158                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1159                         mLastSslUntrustedServerResult = synchResult;
1160                     }
1161                 }
1162             } catch (RuntimeException e) {
1163                 // avoid app crashes after changing the serial id of RemoteOperationResult
1164                 // in owncloud library with broadcast notifications pending to process
1165                 removeStickyBroadcast(intent);
1166             }
1167         }
1168     }
1169
1170     /**
1171      * Show a text message on screen view for notifying user if content is
1172      * loading or folder is empty
1173      */
1174     private void setBackgroundText() {
1175         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1176         if (ocFileListFragment != null) {
1177             int message = R.string.file_list_loading;
1178             if (!mSyncInProgress) {
1179                 // In case file list is empty
1180                 message = R.string.file_list_empty;
1181             }
1182             ocFileListFragment.setMessageForEmptyList(getString(message));
1183         } else {
1184             Log_OC.e(TAG, "OCFileListFragment is null");
1185         }
1186     }
1187
1188     /**
1189      * Once the file upload has finished -> update view
1190      */
1191     private class UploadFinishReceiver extends BroadcastReceiver {
1192         /**
1193          * Once the file upload has finished -> update view
1194          *  @author David A. Velasco
1195          * {@link BroadcastReceiver} to enable upload feedback in UI
1196          */
1197         @Override
1198         public void onReceive(Context context, Intent intent) {
1199             try {
1200                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1201                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1202                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1203                 OCFile currentDir = getCurrentDir();
1204                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1205                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1206
1207                 if (sameAccount && isDescendant) {
1208                     refreshListOfFilesFragment();
1209                 }
1210
1211                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
1212                 boolean renamedInUpload = getFile().getRemotePath().
1213                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1214                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1215                         renamedInUpload;
1216                 FileFragment details = getSecondFragment();
1217                 boolean detailFragmentIsShown = (details != null &&
1218                         details instanceof FileDetailFragment);
1219
1220                 if (sameAccount && sameFile && detailFragmentIsShown) {
1221                     if (uploadWasFine) {
1222                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1223                     }
1224                     if (renamedInUpload) {
1225                         String newName = (new File(uploadedRemotePath)).getName();
1226                         Toast msg = Toast.makeText(
1227                                 context,
1228                                 String.format(
1229                                         getString(R.string.filedetails_renamed_in_upload_msg),
1230                                         newName),
1231                                 Toast.LENGTH_LONG);
1232                         msg.show();
1233                     }
1234                     if (uploadWasFine || getFile().fileExists()) {
1235                         ((FileDetailFragment)details).updateFileDetails(false, true);
1236                     } else {
1237                         cleanSecondFragment();
1238                     }
1239
1240                     // Force the preview if the file is an image
1241                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1242                         startImagePreview(getFile());
1243                     } // TODO what about other kind of previews?
1244                 }
1245
1246             } finally {
1247                 if (intent != null) {
1248                     removeStickyBroadcast(intent);
1249                 }
1250             }
1251
1252         }
1253
1254     }
1255
1256
1257     /**
1258      * Class waiting for broadcast events from the {@link FielDownloader} service.
1259      *
1260      * Updates the UI when a download is started or finished, provided that it is relevant for the
1261      * current folder.
1262      */
1263     private class DownloadFinishReceiver extends BroadcastReceiver {
1264         @Override
1265         public void onReceive(Context context, Intent intent) {
1266             try {
1267                 boolean sameAccount = isSameAccount(context, intent);
1268                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1269                 boolean isDescendant = isDescendant(downloadedRemotePath);
1270
1271                 if (sameAccount && isDescendant) {
1272                     refreshListOfFilesFragment();
1273                     refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1274                 }
1275
1276                 if (mWaitingToSend != null) {
1277                     mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath()); // Update the file to send
1278                     if (mWaitingToSend.isDown()) {
1279                         sendDownloadedFile();
1280                     }
1281                 }
1282
1283             } finally {
1284                 if (intent != null) {
1285                     removeStickyBroadcast(intent);
1286                 }
1287             }
1288         }
1289
1290         private boolean isDescendant(String downloadedRemotePath) {
1291             OCFile currentDir = getCurrentDir();
1292             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1293         }
1294
1295         private boolean isSameAccount(Context context, Intent intent) {
1296             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1297             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1298         }
1299     }
1300
1301
1302     public void browseToRoot() {
1303         OCFileListFragment listOfFiles = getListOfFilesFragment();
1304         if (listOfFiles != null) {  // should never be null, indeed
1305             while (mDirectories.getCount() > 1) {
1306                 popDirname();
1307             }
1308             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1309             listOfFiles.listDirectory(root);
1310             setFile(listOfFiles.getCurrentFile());
1311             startSyncFolderOperation(root, false);
1312         }
1313         cleanSecondFragment();
1314     }
1315
1316
1317     public void browseTo(OCFile folder) {
1318         if (folder == null || !folder.isFolder()) {
1319             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1320         }
1321         OCFileListFragment listOfFiles = getListOfFilesFragment();
1322         if (listOfFiles != null) {
1323             setNavigationListWithFolder(folder);
1324             listOfFiles.listDirectory(folder);
1325             setFile(listOfFiles.getCurrentFile());
1326             startSyncFolderOperation(folder, false);
1327         } else {
1328             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1329         }
1330         cleanSecondFragment();
1331     }
1332
1333
1334     /**
1335      * {@inheritDoc}
1336      *
1337      * Updates action bar and second fragment, if in dual pane mode.
1338      */
1339     @Override
1340     public void onBrowsedDownTo(OCFile directory) {
1341         pushDirname(directory);
1342         cleanSecondFragment();
1343
1344         // Sync Folder
1345         startSyncFolderOperation(directory, false);
1346
1347     }
1348
1349     /**
1350      * Shows the information of the {@link OCFile} received as a
1351      * parameter in the second fragment.
1352      *
1353      * @param file          {@link OCFile} whose details will be shown
1354      */
1355     @Override
1356     public void showDetails(OCFile file) {
1357         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1358         setSecondFragment(detailFragment);
1359         updateFragmentsVisibility(true);
1360         updateNavigationElementsInActionBar(file);
1361         setFile(file);
1362     }
1363
1364
1365     /**
1366      * TODO
1367      */
1368     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1369         ActionBar actionBar = getSupportActionBar();
1370         if (chosenFile == null || mDualPane) {
1371             // only list of files - set for browsing through folders
1372             OCFile currentDir = getCurrentDir();
1373             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1374             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1375             actionBar.setDisplayShowTitleEnabled(!noRoot);
1376             if (!noRoot) {
1377                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1378             }
1379             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1380             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1381
1382         } else {
1383             actionBar.setDisplayHomeAsUpEnabled(true);
1384             actionBar.setDisplayShowTitleEnabled(true);
1385             actionBar.setTitle(chosenFile.getFileName());
1386             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1387         }
1388     }
1389
1390
1391     @Override
1392     protected ServiceConnection newTransferenceServiceConnection() {
1393         return new ListServiceConnection();
1394     }
1395
1396     /** Defines callbacks for service binding, passed to bindService() */
1397     private class ListServiceConnection implements ServiceConnection {
1398
1399         @Override
1400         public void onServiceConnected(ComponentName component, IBinder service) {
1401             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1402                 Log_OC.d(TAG, "Download service connected");
1403                 mDownloaderBinder = (FileDownloaderBinder) service;
1404                 if (mWaitingToPreview != null)
1405                     if (getStorageManager() != null) {
1406                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId()); // update the file
1407                         if (!mWaitingToPreview.isDown()) {
1408                             requestForDownload();
1409                         }
1410                 }
1411
1412             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1413                 Log_OC.d(TAG, "Upload service connected");
1414                 mUploaderBinder = (FileUploaderBinder) service;
1415             } else {
1416                 return;
1417             }
1418             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1419             OCFileListFragment listOfFiles = getListOfFilesFragment();
1420             if (listOfFiles != null) {
1421                 listOfFiles.listDirectory();
1422             }
1423             FileFragment secondFragment = getSecondFragment();
1424             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1425                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1426                 detailFragment.listenForTransferProgress();
1427                 detailFragment.updateFileDetails(false, false);
1428             }
1429         }
1430
1431         @Override
1432         public void onServiceDisconnected(ComponentName component) {
1433             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1434                 Log_OC.d(TAG, "Download service disconnected");
1435                 mDownloaderBinder = null;
1436             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1437                 Log_OC.d(TAG, "Upload service disconnected");
1438                 mUploaderBinder = null;
1439             }
1440         }
1441     };
1442
1443
1444
1445     /**
1446      * Launch an intent to request the PIN code to the user before letting him use the app
1447      */
1448     private void requestPinCode() {
1449         boolean pinStart = false;
1450         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1451         pinStart = appPrefs.getBoolean("set_pincode", false);
1452         if (pinStart) {
1453             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1454             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1455             startActivity(i);
1456         }
1457     }
1458
1459
1460     @Override
1461     public void onSavedCertificate() {
1462         startSyncFolderOperation(getCurrentDir(), false);
1463     }
1464
1465
1466     @Override
1467     public void onFailedSavingCertificate() {
1468         showDialog(DIALOG_CERT_NOT_SAVED);
1469     }
1470
1471     @Override
1472     public void onCancelCertificate() {
1473         // nothing to do
1474     }
1475
1476     /**
1477      * Updates the view associated to the activity after the finish of some operation over files
1478      * in the current account.
1479      *
1480      * @param operation     Removal operation performed.
1481      * @param result        Result of the removal.
1482      */
1483     @Override
1484     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1485         super.onRemoteOperationFinish(operation, result);
1486
1487         if (operation instanceof RemoveFileOperation) {
1488             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1489
1490         } else if (operation instanceof RenameFileOperation) {
1491             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1492
1493         } else if (operation instanceof SynchronizeFileOperation) {
1494             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1495
1496         } else if (operation instanceof CreateFolderOperation) {
1497             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1498
1499         } else if (operation instanceof CreateShareOperation) {
1500             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1501
1502         } else if (operation instanceof UnshareLinkOperation) {
1503             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1504
1505         } else if (operation instanceof MoveFileOperation) {
1506             onMoveFileOperationFinish((MoveFileOperation)operation, result);
1507         }
1508
1509     }
1510
1511
1512     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1513         if (result.isSuccess()) {
1514             refreshShowDetails();
1515             refreshListOfFilesFragment();
1516         }
1517     }
1518
1519
1520     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1521         if (result.isSuccess()) {
1522             refreshShowDetails();
1523             refreshListOfFilesFragment();
1524
1525         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1526             cleanSecondFragment();
1527             refreshListOfFilesFragment();
1528         }
1529     }
1530
1531     private void refreshShowDetails() {
1532         FileFragment details = getSecondFragment();
1533         if (details != null) {
1534             OCFile file = details.getFile();
1535             if (file != null) {
1536                 file = getStorageManager().getFileByPath(file.getRemotePath());
1537                 if (details instanceof PreviewMediaFragment) {
1538                     // Refresh  OCFile of the fragment
1539                     ((PreviewMediaFragment) details).updateFile(file);
1540                 } else {
1541                     showDetails(file);
1542                 }
1543             }
1544             invalidateOptionsMenu();
1545         }
1546     }
1547
1548     /**
1549      * Updates the view associated to the activity after the finish of an operation trying to remove a
1550      * file.
1551      *
1552      * @param operation     Removal operation performed.
1553      * @param result        Result of the removal.
1554      */
1555     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1556         dismissLoadingDialog();
1557
1558         Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1559                 Toast.LENGTH_LONG);
1560         msg.show();
1561
1562         if (result.isSuccess()) {
1563             OCFile removedFile = operation.getFile();
1564             FileFragment second = getSecondFragment();
1565             if (second != null && removedFile.equals(second.getFile())) {
1566                 if (second instanceof PreviewMediaFragment) {
1567                     ((PreviewMediaFragment)second).stopPreview(true);
1568                 }
1569                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1570                 cleanSecondFragment();
1571             }
1572             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1573                 refreshListOfFilesFragment();
1574             }
1575             invalidateOptionsMenu();
1576         } else {
1577             if (result.isSslRecoverableException()) {
1578                 mLastSslUntrustedServerResult = result;
1579                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1580             }
1581         }
1582     }
1583
1584
1585     /**
1586      * Updates the view associated to the activity after the finish of an operation trying to move a
1587      * file.
1588      *
1589      * @param operation     Move operation performed.
1590      * @param result        Result of the move operation.
1591      */
1592     private void onMoveFileOperationFinish(MoveFileOperation operation, RemoteOperationResult result) {
1593         if (result.isSuccess()) {
1594             dismissLoadingDialog();
1595             refreshListOfFilesFragment();
1596         } else {
1597             dismissLoadingDialog();
1598             try {
1599                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1600                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1601                         Toast.LENGTH_LONG);
1602                 msg.show();
1603
1604             } catch (NotFoundException e) {
1605                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1606             }
1607         }
1608     }
1609
1610
1611     /**
1612      * Updates the view associated to the activity after the finish of an operation trying to rename a
1613      * file.
1614      *
1615      * @param operation     Renaming operation performed.
1616      * @param result        Result of the renaming.
1617      */
1618     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1619         dismissLoadingDialog();
1620         OCFile renamedFile = operation.getFile();
1621         if (result.isSuccess()) {
1622             FileFragment details = getSecondFragment();
1623             if (details != null) {
1624                 if (details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1625                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1626                     showDetails(renamedFile);
1627
1628                 } else if (details instanceof PreviewMediaFragment && renamedFile.equals(details.getFile())) {
1629                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1630                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1631                         int position = ((PreviewMediaFragment)details).getPosition();
1632                         startMediaPreview(renamedFile, position, true);
1633                     } else {
1634                         getFileOperationsHelper().openFile(renamedFile);
1635                     }
1636                 }
1637             }
1638
1639             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1640                 refreshListOfFilesFragment();
1641             }
1642
1643         } else {
1644             Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1645                     Toast.LENGTH_LONG);
1646             msg.show();
1647
1648             if (result.isSslRecoverableException()) {
1649                 mLastSslUntrustedServerResult = result;
1650                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1651             }
1652         }
1653     }
1654
1655     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1656         dismissLoadingDialog();
1657         OCFile syncedFile = operation.getLocalFile();
1658         if (!result.isSuccess()) {
1659             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1660                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1661                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1662                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1663                 startActivity(i);
1664
1665             }
1666
1667         } else {
1668             if (operation.transferWasRequested()) {
1669                 onTransferStateChanged(syncedFile, true, true);
1670
1671             } else {
1672                 Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1673                         Toast.LENGTH_LONG);
1674                 msg.show();
1675             }
1676         }
1677     }
1678
1679     /**
1680      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1681      *
1682      * @param operation     Creation operation performed.
1683      * @param result        Result of the creation.
1684      */
1685     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1686         if (result.isSuccess()) {
1687             dismissLoadingDialog();
1688             refreshListOfFilesFragment();
1689         } else {
1690             dismissLoadingDialog();
1691             try {
1692                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1693                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1694                         Toast.LENGTH_LONG);
1695                 msg.show();
1696
1697             } catch (NotFoundException e) {
1698                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1699             }
1700         }
1701     }
1702
1703
1704     /**
1705      * {@inheritDoc}
1706      */
1707     @Override
1708     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1709         refreshListOfFilesFragment();
1710         FileFragment details = getSecondFragment();
1711         if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1712             if (downloading || uploading) {
1713                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1714             } else {
1715                 if (!file.fileExists()) {
1716                     cleanSecondFragment();
1717                 } else {
1718                     ((FileDetailFragment)details).updateFileDetails(false, true);
1719                 }
1720             }
1721         }
1722
1723     }
1724
1725
1726     private void requestForDownload() {
1727         Account account = getAccount();
1728         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1729             Intent i = new Intent(this, FileDownloader.class);
1730             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1731             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1732             startService(i);
1733         }
1734     }
1735
1736
1737     private OCFile getCurrentDir() {
1738         OCFile file = getFile();
1739         if (file != null) {
1740             if (file.isFolder()) {
1741                 return file;
1742             } else if (getStorageManager() != null) {
1743                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1744                 return getStorageManager().getFileByPath(parentPath);
1745             }
1746         }
1747         return null;
1748     }
1749
1750     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1751         long currentSyncTime = System.currentTimeMillis();
1752
1753         mSyncInProgress = true;
1754
1755         // perform folder synchronization
1756         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1757                                                                         currentSyncTime,
1758                                                                         false,
1759                                                                         getFileOperationsHelper().isSharedSupported(),
1760                                                                         ignoreETag,
1761                                                                         getStorageManager(),
1762                                                                         getAccount(),
1763                                                                         getApplicationContext()
1764                                                                       );
1765         synchFolderOp.execute(getAccount(), this, null, null);
1766
1767         setSupportProgressBarIndeterminateVisibility(true);
1768
1769         setBackgroundText();
1770     }
1771
1772     /**
1773      * Show untrusted cert dialog
1774      */
1775     public void showUntrustedCertDialog(RemoteOperationResult result) {
1776         // Show a dialog with the certificate info
1777         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1778         FragmentManager fm = getSupportFragmentManager();
1779         FragmentTransaction ft = fm.beginTransaction();
1780         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1781     }
1782
1783     private void requestForDownload(OCFile file) {
1784         Account account = getAccount();
1785         if (!mDownloaderBinder.isDownloading(account, file)) {
1786             Intent i = new Intent(this, FileDownloader.class);
1787             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1788             i.putExtra(FileDownloader.EXTRA_FILE, file);
1789             startService(i);
1790         }
1791     }
1792
1793     private void sendDownloadedFile(){
1794         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1795         mWaitingToSend = null;
1796     }
1797
1798
1799     /**
1800      * Requests the download of the received {@link OCFile} , updates the UI
1801      * to monitor the download progress and prepares the activity to send the file
1802      * when the download finishes.
1803      *
1804      * @param file          {@link OCFile} to download and preview.
1805      */
1806     public void startDownloadForSending(OCFile file) {
1807         mWaitingToSend = file;
1808         requestForDownload(mWaitingToSend);
1809         boolean hasSecondFragment = (getSecondFragment()!= null);
1810         updateFragmentsVisibility(hasSecondFragment);
1811     }
1812
1813     /**
1814      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1815      *
1816      * @param file                      Image {@link OCFile} to show.
1817      */
1818     public void startImagePreview(OCFile file) {
1819         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1820         showDetailsIntent.putExtra(EXTRA_FILE, file);
1821         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1822         startActivity(showDetailsIntent);
1823
1824     }
1825
1826     /**
1827      * Stars the preview of an already down media {@link OCFile}.
1828      *
1829      * @param file                      Media {@link OCFile} to preview.
1830      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1831      * @param autoplay                  When 'true', the playback will start without user interactions.
1832      */
1833     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1834         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1835         setSecondFragment(mediaFragment);
1836         updateFragmentsVisibility(true);
1837         updateNavigationElementsInActionBar(file);
1838         setFile(file);
1839     }
1840
1841     /**
1842      * Requests the download of the received {@link OCFile} , updates the UI
1843      * to monitor the download progress and prepares the activity to preview
1844      * or open the file when the download finishes.
1845      *
1846      * @param file          {@link OCFile} to download and preview.
1847      */
1848     public void startDownloadForPreview(OCFile file) {
1849         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1850         setSecondFragment(detailFragment);
1851         mWaitingToPreview = file;
1852         requestForDownload();
1853         updateFragmentsVisibility(true);
1854         updateNavigationElementsInActionBar(file);
1855         setFile(file);
1856     }
1857
1858
1859     public void cancelTransference(OCFile file) {
1860         getFileOperationsHelper().cancelTransference(file);
1861         if (mWaitingToPreview != null &&
1862                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1863             mWaitingToPreview = null;
1864         }
1865         if (mWaitingToSend != null &&
1866                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1867             mWaitingToSend = null;
1868         }
1869         onTransferStateChanged(file, false, false);
1870     }
1871
1872     @Override
1873     public void onRefresh(boolean ignoreETag) {
1874         refreshList(ignoreETag);
1875     }
1876
1877     @Override
1878     public void onRefresh() {
1879         refreshList(true);
1880     }
1881
1882     private void refreshList(boolean ignoreETag) {
1883         OCFileListFragment listOfFiles = getListOfFilesFragment();
1884         if (listOfFiles != null) {
1885             OCFile folder = listOfFiles.getCurrentFile();
1886             if (folder != null) {
1887                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1888                 listDirectory(mFile);*/
1889                 startSyncFolderOperation(folder, ignoreETag);
1890             }
1891         }
1892     }
1893
1894     private void sortByDate(boolean ascending){
1895         getListOfFilesFragment().sortByDate(ascending);
1896     }
1897
1898     private void sortBySize(boolean ascending){
1899         getListOfFilesFragment().sortBySize(ascending);
1900     }
1901
1902     private void sortByName(boolean ascending){
1903         getListOfFilesFragment().sortByName(ascending);
1904     }
1905 }