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.app.AlertDialog;
  29 import android.app.Dialog;
  30 import android.app.ProgressDialog;
  31 import android.content.BroadcastReceiver;
  32 import android.content.ComponentName;
  33 import android.content.ContentResolver;
  34 import android.content.ContentUris;
  35 import android.content.Context;
  36 import android.content.DialogInterface;
  37 import android.content.Intent;
  38 import android.content.IntentFilter;
  39 import android.content.ServiceConnection;
  40 import android.content.SharedPreferences;
  41 import android.content.SyncRequest;
  42 import android.content.res.Resources.NotFoundException;
  43 import android.database.Cursor;
  44 import android.net.Uri;
  45 import android.os.Build;
  46 import android.os.Bundle;
  47 import android.os.Environment;
  48 import android.os.IBinder;
  49 import android.preference.PreferenceManager;
  50 import android.provider.DocumentsContract;
  51 import android.provider.MediaStore;
  52 import android.provider.OpenableColumns;
  53 import android.support.v4.app.Fragment;
  54 import android.support.v4.app.FragmentManager;
  55 import android.support.v4.app.FragmentTransaction;
  56 import android.util.Log;
  57 import android.view.View;
  58 import android.view.ViewGroup;
  59 import android.widget.ArrayAdapter;
  60 import android.widget.TextView;
  61 import android.widget.Toast;
  62
  63 import com.actionbarsherlock.app.ActionBar;
  64 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  65 import com.actionbarsherlock.view.Menu;
  66 import com.actionbarsherlock.view.MenuInflater;
  67 import com.actionbarsherlock.view.MenuItem;
  68 import com.actionbarsherlock.view.Window;
  69 import com.owncloud.android.BuildConfig;
  70 import com.owncloud.android.MainApp;
  71 import com.owncloud.android.R;
  72 import com.owncloud.android.datamodel.OCFile;
  73 import com.owncloud.android.files.services.FileDownloader;
  74 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  75 import com.owncloud.android.files.services.FileUploader;
  76 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  77 import com.owncloud.android.lib.common.OwnCloudAccount;
  78 import com.owncloud.android.lib.common.OwnCloudClient;
  79 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  80 import com.owncloud.android.lib.common.OwnCloudCredentials;
  81 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  82 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  83 import com.owncloud.android.lib.common.operations.RemoteOperation;
  84 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  85 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  86 import com.owncloud.android.lib.common.utils.Log_OC;
  87 import com.owncloud.android.operations.CreateFolderOperation;
  88 import com.owncloud.android.operations.CreateShareOperation;
  89 import com.owncloud.android.operations.MoveFileOperation;
  90 import com.owncloud.android.operations.RemoveFileOperation;
  91 import com.owncloud.android.operations.RenameFileOperation;
  92 import com.owncloud.android.operations.SynchronizeFileOperation;
  93 import com.owncloud.android.operations.SynchronizeFolderOperation;
  94 import com.owncloud.android.operations.UnshareLinkOperation;
  95 import com.owncloud.android.services.observer.FileObserverService;
  96 import com.owncloud.android.syncadapter.FileSyncAdapter;
  97 import com.owncloud.android.ui.adapter.FileListListAdapter;
  98 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  99 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
 100 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
 101 import com.owncloud.android.ui.fragment.FileDetailFragment;
 102 import com.owncloud.android.ui.fragment.FileFragment;
 103 import com.owncloud.android.ui.fragment.OCFileListFragment;
 104 import com.owncloud.android.ui.preview.PreviewImageActivity;
 105 import com.owncloud.android.ui.preview.PreviewImageFragment;
 106 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 107 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 108 import com.owncloud.android.utils.DisplayUtils;
 109 import com.owncloud.android.utils.ErrorMessageAdapter;
 110 import com.owncloud.android.utils.UriUtils;
 111
 112
 113 /**
 114  * Displays, what files the user has available in his ownCloud.
 115  *
 116  * @author Bartek Przybylski
 117  * @author David A. Velasco
 118  */
 119
 120 public class FileDisplayActivity extends HookActivity implements
 121 FileFragment.ContainerActivity, OnNavigationListener,
 122 OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 123
 124     private ArrayAdapter<String> mDirectories;
 125
 126     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 127     private UploadFinishReceiver mUploadFinishReceiver;
 128     private DownloadFinishReceiver mDownloadFinishReceiver;
 129     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 130
 131     private boolean mDualPane;
 132     private View mLeftFragmentContainer;
 133     private View mRightFragmentContainer;
 134
 135     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 136     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 137     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 138
 139     public static final int DIALOG_SHORT_WAIT = 0;
 140     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 141     private static final int DIALOG_CERT_NOT_SAVED = 2;
 142
 143     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 144
 145     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 146     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 147     public static final int ACTION_MOVE_FILES = 3;
 148
 149     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 150
 151     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 152     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 153
 154     private OCFile mWaitingToPreview;
 155
 156     private boolean mSyncInProgress = false;
 157
 158     private String DIALOG_UNTRUSTED_CERT;
 159
 160     private OCFile mWaitingToSend;
 161
 162     @Override
 163     protected void onCreate(Bundle savedInstanceState) {
 164         Log_OC.d(TAG, "onCreate() start");
 165         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 166
 167         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 168
 169         // PIN CODE request ;  best location is to decide, let's try this first
 170         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 171             requestPinCode();
 172         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 173             requestPinCode();
 174         }
 175
 176         /// grant that FileObserverService is watching favourite files
 177         if (savedInstanceState == null) {
 178             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 179             startService(initObserversIntent);
 180         }
 181
 182         /// Load of saved instance state
 183         if(savedInstanceState != null) {
 184             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 185             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 186             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 187
 188         } else {
 189             mWaitingToPreview = null;
 190             mSyncInProgress = false;
 191             mWaitingToSend = null;
 192         }
 193
 194         /// USER INTERFACE
 195
 196         // Inflate and set the layout view
 197         setContentView(R.layout.files);
 198         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 199         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 200         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 201         if (savedInstanceState == null) {
 202             createMinFragments();
 203         }
 204
 205         // Action bar setup
 206         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 207         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 208         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 209
 210         setBackgroundText();
 211
 212         Log_OC.d(TAG, "onCreate() end");
 213     }
 214
 215     @Override
 216     protected void onStart() {
 217         super.onStart();
 218         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 219     }
 220
 221     @Override
 222     protected void onDestroy() {
 223         super.onDestroy();
 224     }
 225
 226     /**
 227      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 228      */
 229     @Override
 230     protected void onAccountSet(boolean stateWasRecovered) {
 231         super.onAccountSet(stateWasRecovered);
 232         if (getAccount() != null) {
 233             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 234             OCFile file = getFile();
 235             // get parent from path
 236             String parentPath = "";
 237             if (file != null) {
 238                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 239                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 240                     // get parent from path
 241                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 242                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 243                         file = null; // not able to know the directory where the file is uploading
 244                 } else {
 245                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 246                 }
 247             }
 248             if (file == null) {
 249                 // fall back to root folder
 250                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 251             }
 252             setFile(file);
 253             setNavigationListWithFolder(file);
 254
 255             if (!stateWasRecovered) {
 256                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 257                 initFragmentsWithFile();
 258                 if (file.isFolder()) {
 259                     startSyncFolderOperation(file, false);
 260                 }
 261
 262             } else {
 263                 updateFragmentsVisibility(!file.isFolder());
 264                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 265             }
 266         }
 267     }
 268
 269
 270     private void setNavigationListWithFolder(OCFile file) {
 271         mDirectories.clear();
 272         OCFile fileIt = file;
 273         String parentPath;
 274         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 275             if (fileIt.isFolder()) {
 276                 mDirectories.add(fileIt.getFileName());
 277             }
 278             // get parent from path
 279             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 280             fileIt = getStorageManager().getFileByPath(parentPath);
 281         }
 282         mDirectories.add(OCFile.PATH_SEPARATOR);
 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             } else {
 300                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 301             }
 302
 303             /// Second fragment
 304             OCFile file = getFile();
 305             Fragment secondFragment = chooseInitialSecondFragment(file);
 306             if (secondFragment != null) {
 307                 setSecondFragment(secondFragment);
 308                 updateFragmentsVisibility(true);
 309                 updateNavigationElementsInActionBar(file);
 310
 311             } else {
 312                 cleanSecondFragment();
 313             }
 314
 315         } else {
 316             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 317             if (getAccount() == null) {
 318                 Log_OC.wtf(TAG, "\t account is NULL");
 319             }
 320             if (getFile() == null) {
 321                 Log_OC.wtf(TAG, "\t file is NULL");
 322             }
 323         }
 324     }
 325
 326     private Fragment chooseInitialSecondFragment(OCFile file) {
 327         Fragment secondFragment = null;
 328         if (file != null && !file.isFolder()) {
 329             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 330                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 331                     ) {
 332                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 333                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 334                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 335
 336             } else {
 337                 secondFragment = new FileDetailFragment(file, getAccount());
 338             }
 339         }
 340         return secondFragment;
 341     }
 342
 343
 344     /**
 345      * Replaces the second fragment managed by the activity with the received as
 346      * a parameter.
 347      *
 348      * Assumes never will be more than two fragments managed at the same time.
 349      *
 350      * @param fragment      New second Fragment to set.
 351      */
 352     private void setSecondFragment(Fragment fragment) {
 353         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 354         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 355         transaction.commit();
 356     }
 357
 358
 359     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 360         if (mDualPane) {
 361             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 362                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 363             }
 364             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 365                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 366             }
 367
 368         } else if (existsSecondFragment) {
 369             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 370                 mLeftFragmentContainer.setVisibility(View.GONE);
 371             }
 372             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 373                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 374             }
 375
 376         } else {
 377             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 378                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 379             }
 380             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 381                 mRightFragmentContainer.setVisibility(View.GONE);
 382             }
 383         }
 384     }
 385
 386
 387     private OCFileListFragment getListOfFilesFragment() {
 388         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 389         if (listOfFiles != null) {
 390             return (OCFileListFragment)listOfFiles;
 391         }
 392         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 393         return null;
 394     }
 395
 396     public FileFragment getSecondFragment() {
 397         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 398         if (second != null) {
 399             return (FileFragment)second;
 400         }
 401         return null;
 402     }
 403
 404     protected void cleanSecondFragment() {
 405         Fragment second = getSecondFragment();
 406         if (second != null) {
 407             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 408             tr.remove(second);
 409             tr.commit();
 410         }
 411         updateFragmentsVisibility(false);
 412         updateNavigationElementsInActionBar(null);
 413     }
 414
 415     protected void refreshListOfFilesFragment() {
 416         OCFileListFragment fileListFragment = getListOfFilesFragment();
 417         if (fileListFragment != null) {
 418             fileListFragment.listDirectory();
 419         }
 420     }
 421
 422     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 423         FileFragment secondFragment = getSecondFragment();
 424         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 425         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 426             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 427             OCFile fileInFragment = detailsFragment.getFile();
 428             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 429                 // the user browsed to other file ; forget the automatic preview
 430                 mWaitingToPreview = null;
 431
 432             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 433                 // grant that the right panel updates the progress bar
 434                 detailsFragment.listenForTransferProgress();
 435                 detailsFragment.updateFileDetails(true, false);
 436
 437             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 438                 //  update the right panel
 439                 boolean detailsFragmentChanged = false;
 440                 if (waitedPreview) {
 441                     if (success) {
 442                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 443                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 444                             startMediaPreview(mWaitingToPreview, 0, true);
 445                             detailsFragmentChanged = true;
 446                         } else {
 447                             getFileOperationsHelper().openFile(mWaitingToPreview);
 448                         }
 449                     }
 450                     mWaitingToPreview = null;
 451                 }
 452                 if (!detailsFragmentChanged) {
 453                     detailsFragment.updateFileDetails(false, (success));
 454                 }
 455             }
 456         }
 457     }
 458
 459     @Override
 460     public boolean onPrepareOptionsMenu(Menu menu) {
 461         if (BuildConfig.DEBUG) {
 462             menu.findItem(R.id.action_logger).setVisible(true);
 463         } else {
 464             menu.findItem(R.id.action_logger).setVisible(false);
 465         }
 466         return super.onPrepareOptionsMenu(menu);
 467     }
 468
 469     @Override
 470     public boolean onCreateOptionsMenu(Menu menu) {
 471         MenuInflater inflater = getSherlock().getMenuInflater();
 472         inflater.inflate(R.menu.main_menu, menu);
 473         return true;
 474     }
 475
 476     @Override
 477     public boolean onOptionsItemSelected(MenuItem item) {
 478         boolean retval = true;
 479         switch (item.getItemId()) {
 480         case R.id.action_create_dir: {
 481             CreateFolderDialogFragment dialog =
 482                     CreateFolderDialogFragment.newInstance(getCurrentDir());
 483             dialog.show(getSupportFragmentManager(), "createdirdialog");
 484             break;
 485         }
 486         case R.id.action_sync_account: {
 487             startSynchronization();
 488             break;
 489         }
 490         case R.id.action_upload: {
 491             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 492             break;
 493         }
 494         case R.id.action_settings: {
 495             Intent settingsIntent = new Intent(this, Preferences.class);
 496             startActivity(settingsIntent);
 497             break;
 498         }
 499         case R.id.action_logger: {
 500             Intent loggerIntent = new Intent(getApplicationContext(),LogHistoryActivity.class);
 501             startActivity(loggerIntent);
 502             break;
 503         }
 504         case android.R.id.home: {
 505             FileFragment second = getSecondFragment();
 506             OCFile currentDir = getCurrentDir();
 507             if((currentDir != null && currentDir.getParentId() != 0) ||
 508                     (second != null && second.getFile() != null)) {
 509                 onBackPressed();
 510
 511             }
 512             break;
 513         }
 514         case R.id.action_sort: {
 515             SharedPreferences appPreferences = PreferenceManager
 516                     .getDefaultSharedPreferences(this);
 517
 518             // Read sorting order, default to sort by name ascending
 519             Integer sortOrder = appPreferences
 520                     .getInt("sortOrder", FileListListAdapter.SORT_NAME);
 521
 522             AlertDialog.Builder builder = new AlertDialog.Builder(this);
 523             builder.setTitle(R.string.actionbar_sort_title)
 524             .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder , new DialogInterface.OnClickListener() {
 525                 public void onClick(DialogInterface dialog, int which) {
 526
 527                     switch (which){
 528                     case 0:
 529                         sortByName(true);
 530                         break;
 531                     case 1:
 532                         sortByDate(false);
 533                         break;
 534
 535 // TODO re-enable when server-side folder size calculation is available
 536 //                    case 2:
 537 //                        sortBySize(false);
 538 //                        break;
 539                     }
 540
 541                     dialog.dismiss();
 542
 543                 }
 544             });
 545             builder.create().show();
 546             break;
 547         }
 548         default:
 549             retval = super.onOptionsItemSelected(item);
 550         }
 551         return retval;
 552     }
 553
 554     private void startSynchronization() {
 555         Log_OC.e(TAG, "Got to start sync");
 556         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 557             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 558             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 559             Bundle bundle = new Bundle();
 560             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 561             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 562             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 563             ContentResolver.requestSync(
 564                     getAccount(),
 565                     MainApp.getAuthority(), bundle);
 566         } else {
 567             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 568             SyncRequest.Builder builder = new SyncRequest.Builder();
 569             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 570             builder.setExpedited(true);
 571             builder.setManual(true);
 572             builder.syncOnce();
 573             SyncRequest request = builder.build();
 574             ContentResolver.requestSync(request);
 575         }
 576     }
 577
 578
 579     @Override
 580     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 581         if (itemPosition != 0) {
 582             String targetPath = "";
 583             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 584                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 585             }
 586             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 587             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 588             if (targetFolder != null) {
 589                 browseTo(targetFolder);
 590             }
 591
 592             // the next operation triggers a new call to this method, but it's necessary to
 593             // ensure that the name exposed in the action bar is the current directory when the
 594             // user selected it in the navigation list
 595             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 596                 getSupportActionBar().setSelectedNavigationItem(0);
 597         }
 598         return true;
 599     }
 600
 601     /**
 602      * Called, when the user selected something for uploading
 603      */
 604     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 605         super.onActivityResult(requestCode, resultCode, data);
 606
 607         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 608             requestSimpleUpload(data, resultCode);
 609
 610         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 611             requestMultipleUpload(data, resultCode);
 612
 613         } else if (requestCode == ACTION_MOVE_FILES && (resultCode == RESULT_OK ||
 614                 resultCode == MoveActivity.RESULT_OK_AND_MOVE)){
 615
 616             final Intent fData = data;
 617             final int fResultCode = resultCode;
 618             getHandler().postDelayed(
 619                 new Runnable() {
 620                     @Override
 621                     public void run() {
 622                         requestMoveOperation(fData, fResultCode);
 623                     }
 624                 },
 625                 DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 626             );
 627         }
 628     }
 629
 630     private void requestMultipleUpload(Intent data, int resultCode) {
 631         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 632         if (filePaths != null) {
 633             String[] remotePaths = new String[filePaths.length];
 634             String remotePathBase = "";
 635             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 636                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 637             }
 638             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 639                 remotePathBase += OCFile.PATH_SEPARATOR;
 640             for (int j = 0; j< remotePaths.length; j++) {
 641                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 642             }
 643
 644             Intent i = new Intent(this, FileUploader.class);
 645             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 646             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 647             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 648             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 649             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 650                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 651             startService(i);
 652
 653         } else {
 654             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 655             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 656             t.show();
 657             return;
 658         }
 659     }
 660
 661
 662     private void requestSimpleUpload(Intent data, int resultCode) {
 663         String filepath = null;
 664         String mimeType = null;
 665
 666         Uri selectedImageUri = data.getData();
 667
 668         try {
 669             mimeType = getContentResolver().getType(selectedImageUri);
 670
 671             String filemanagerstring = selectedImageUri.getPath();
 672             String selectedImagePath = getPath(selectedImageUri);
 673
 674             if (selectedImagePath != null)
 675                 filepath = selectedImagePath;
 676             else
 677                 filepath = filemanagerstring;
 678
 679         } catch (Exception e) {
 680             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 681             e.printStackTrace();
 682
 683         } finally {
 684             if (filepath == null) {
 685                 Log_OC.e(TAG, "Couldnt resolve path to file");
 686                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 687                 t.show();
 688                 return;
 689             }
 690         }
 691
 692         Intent i = new Intent(this, FileUploader.class);
 693         i.putExtra(FileUploader.KEY_ACCOUNT,
 694                 getAccount());
 695         String remotepath = new String();
 696         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 697             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 698         }
 699         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 700             remotepath += OCFile.PATH_SEPARATOR;
 701
 702         if (filepath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 703
 704             Cursor cursor = MainApp.getAppContext().getContentResolver()
 705                     .query(Uri.parse(filepath), null, null, null, null, null);
 706
 707             try {
 708                 if (cursor != null && cursor.moveToFirst()) {
 709                     String displayName = cursor.getString(
 710                             cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
 711                     Log.i(TAG, "Display Name: " + displayName + "; mimeType: " + mimeType);
 712
 713                     remotepath += displayName + DisplayUtils.getComposedFileExtension(filepath);
 714
 715                 }
 716             } finally {
 717                 cursor.close();
 718             }
 719
 720         } else {
 721             remotepath += new File(filepath).getName();
 722         }
 723
 724         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 725         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 726         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 727         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 728         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 729             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 730         startService(i);
 731     }
 732
 733     /**
 734      * Request the operation for moving the file/folder from one path to another
 735      *
 736      * @param data              Intent received
 737      * @param resultCode        Result code received
 738      */
 739     private void requestMoveOperation(Intent data, int resultCode) {
 740         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(MoveActivity.EXTRA_CURRENT_FOLDER);
 741         OCFile targetFile = (OCFile) data.getParcelableExtra(MoveActivity.EXTRA_TARGET_FILE);
 742         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 743     }
 744
 745     @Override
 746     public void onBackPressed() {
 747         OCFileListFragment listOfFiles = getListOfFilesFragment();
 748         if (mDualPane || getSecondFragment() == null) {
 749             if (listOfFiles != null) {  // should never be null, indeed
 750                 if (mDirectories.getCount() <= 1) {
 751                     finish();
 752                     return;
 753                 }
 754                 int levelsUp = listOfFiles.onBrowseUp();
 755                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 756                     popDirname();
 757                 }
 758             }
 759         }
 760         if (listOfFiles != null) {  // should never be null, indeed
 761             setFile(listOfFiles.getCurrentFile());
 762         }
 763         cleanSecondFragment();
 764
 765     }
 766
 767     @Override
 768     protected void onSaveInstanceState(Bundle outState) {
 769         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 770         Log_OC.e(TAG, "onSaveInstanceState() start");
 771         super.onSaveInstanceState(outState);
 772         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 773         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 774         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 775         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 776
 777         Log_OC.d(TAG, "onSaveInstanceState() end");
 778     }
 779
 780
 781
 782     @Override
 783     protected void onResume() {
 784         super.onResume();
 785         Log_OC.e(TAG, "onResume() start");
 786
 787         // refresh list of files
 788         refreshListOfFilesFragment();
 789
 790         // Listen for sync messages
 791         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 792         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 793         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 794         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 795         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 796         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 797         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 798         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 799
 800         // Listen for upload messages
 801         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 802         mUploadFinishReceiver = new UploadFinishReceiver();
 803         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 804
 805         // Listen for download messages
 806         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 807         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 808         mDownloadFinishReceiver = new DownloadFinishReceiver();
 809         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 810
 811         Log_OC.d(TAG, "onResume() end");
 812     }
 813
 814
 815     @Override
 816     protected void onPause() {
 817         Log_OC.e(TAG, "onPause() start");
 818         if (mSyncBroadcastReceiver != null) {
 819             unregisterReceiver(mSyncBroadcastReceiver);
 820             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 821             mSyncBroadcastReceiver = null;
 822         }
 823         if (mUploadFinishReceiver != null) {
 824             unregisterReceiver(mUploadFinishReceiver);
 825             mUploadFinishReceiver = null;
 826         }
 827         if (mDownloadFinishReceiver != null) {
 828             unregisterReceiver(mDownloadFinishReceiver);
 829             mDownloadFinishReceiver = null;
 830         }
 831
 832
 833         Log_OC.d(TAG, "onPause() end");
 834         super.onPause();
 835     }
 836
 837
 838     @Override
 839     protected Dialog onCreateDialog(int id) {
 840         Dialog dialog = null;
 841         AlertDialog.Builder builder;
 842         switch (id) {
 843         case DIALOG_SHORT_WAIT: {
 844             ProgressDialog working_dialog = new ProgressDialog(this);
 845             working_dialog.setMessage(getResources().getString(
 846                     R.string.wait_a_moment));
 847             working_dialog.setIndeterminate(true);
 848             working_dialog.setCancelable(false);
 849             dialog = working_dialog;
 850             break;
 851         }
 852         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 853
 854
 855             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 856                     getString(R.string.actionbar_upload_from_apps) };
 857
 858             builder = new AlertDialog.Builder(this);
 859             builder.setTitle(R.string.actionbar_upload);
 860             builder.setItems(allTheItems, new DialogInterface.OnClickListener() {
 861                 public void onClick(DialogInterface dialog, int item) {
 862                     if (item == 0) {
 863                         // if (!mDualPane) {
 864                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 865                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 866                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 867                             // } else {
 868                             // TODO create and handle new fragment
 869                             // LocalFileListFragment
 870                             // }
 871                     } else if (item == 1) {
 872                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 873                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 874                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 875                                 ACTION_SELECT_CONTENT_FROM_APPS);
 876                     }
 877                 }
 878             });
 879             dialog = builder.create();
 880             break;
 881         }
 882         case DIALOG_CERT_NOT_SAVED: {
 883             builder = new AlertDialog.Builder(this);
 884             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 885             builder.setCancelable(false);
 886             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 887                 @Override
 888                 public void onClick(DialogInterface dialog, int which) {
 889                     dialog.dismiss();
 890                 };
 891             });
 892             dialog = builder.create();
 893             break;
 894         }
 895         default:
 896             dialog = null;
 897         }
 898
 899         return dialog;
 900     }
 901
 902     /**
 903      * Translates a content URI of an content to a physical path on the disk
 904      *
 905      * @param uri The URI to resolve
 906      * @return The path to the content or null if it could not be found
 907      */
 908     public String getPath(Uri uri) {
 909         final boolean isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
 910
 911         // DocumentProvider
 912         if (isKitKat && DocumentsContract.isDocumentUri(getApplicationContext(), uri)) {
 913             // ExternalStorageProvider
 914             if (UriUtils.isExternalStorageDocument(uri)) {
 915                 final String docId = DocumentsContract.getDocumentId(uri);
 916                 final String[] split = docId.split(":");
 917                 final String type = split[0];
 918
 919                 if ("primary".equalsIgnoreCase(type)) {
 920                     return Environment.getExternalStorageDirectory() + "/" + split[1];
 921                 }
 922             }
 923             // DownloadsProvider
 924             else if (UriUtils.isDownloadsDocument(uri)) {
 925
 926                 final String id = DocumentsContract.getDocumentId(uri);
 927                 final Uri contentUri = ContentUris.withAppendedId(Uri.parse("content://downloads/public_downloads"),
 928                         Long.valueOf(id));
 929
 930                 return UriUtils.getDataColumn(getApplicationContext(), contentUri, null, null);
 931             }
 932             // MediaProvider
 933             else if (UriUtils.isMediaDocument(uri)) {
 934                 final String docId = DocumentsContract.getDocumentId(uri);
 935                 final String[] split = docId.split(":");
 936                 final String type = split[0];
 937
 938                 Uri contentUri = null;
 939                 if ("image".equals(type)) {
 940                     contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
 941                 } else if ("video".equals(type)) {
 942                     contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
 943                 } else if ("audio".equals(type)) {
 944                     contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
 945                 }
 946
 947                 final String selection = "_id=?";
 948                 final String[] selectionArgs = new String[] { split[1] };
 949
 950                 return UriUtils.getDataColumn(getApplicationContext(), contentUri, selection, selectionArgs);
 951             }
 952             // Documents providers returned as content://...
 953             else if (UriUtils.isContentDocument(uri)) {
 954                 return uri.toString();
 955             }
 956         }
 957         // MediaStore (and general)
 958         else if ("content".equalsIgnoreCase(uri.getScheme())) {
 959
 960             // Return the remote address
 961             if (UriUtils.isGooglePhotosUri(uri))
 962                 return uri.getLastPathSegment();
 963
 964             return UriUtils.getDataColumn(getApplicationContext(), uri, null, null);
 965         }
 966         // File
 967         else if ("file".equalsIgnoreCase(uri.getScheme())) {
 968             return uri.getPath();
 969         }
 970         return null;
 971     }
 972
 973     /**
 974      * Pushes a directory to the drop down list
 975      * @param directory to push
 976      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 977      */
 978     public void pushDirname(OCFile directory) {
 979         if(!directory.isFolder()){
 980             throw new IllegalArgumentException("Only directories may be pushed!");
 981         }
 982         mDirectories.insert(directory.getFileName(), 0);
 983         setFile(directory);
 984     }
 985
 986     /**
 987      * Pops a directory name from the drop down list
 988      * @return True, unless the stack is empty
 989      */
 990     public boolean popDirname() {
 991         mDirectories.remove(mDirectories.getItem(0));
 992         return !mDirectories.isEmpty();
 993     }
 994
 995     // Custom array adapter to override text colors
 996     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 997
 998         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 999             super(ctx, view);
1000         }
1001
1002         public View getView(int position, View convertView, ViewGroup parent) {
1003             View v = super.getView(position, convertView, parent);
1004
1005             ((TextView) v).setTextColor(getResources().getColorStateList(
1006                     android.R.color.white));
1007
1008             fixRoot((TextView) v );
1009             return v;
1010         }
1011
1012         public View getDropDownView(int position, View convertView,
1013                 ViewGroup parent) {
1014             View v = super.getDropDownView(position, convertView, parent);
1015
1016             ((TextView) v).setTextColor(getResources().getColorStateList(
1017                     android.R.color.white));
1018
1019             fixRoot((TextView) v );
1020             return v;
1021         }
1022
1023         private void fixRoot(TextView v) {
1024             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
1025                 v.setText(R.string.default_display_name_for_root_folder);
1026             }
1027         }
1028
1029     }
1030
1031     private class SyncBroadcastReceiver extends BroadcastReceiver {
1032
1033         /**
1034          * {@link BroadcastReceiver} to enable syncing feedback in UI
1035          */
1036         @Override
1037         public void onReceive(Context context, Intent intent) {
1038             try {
1039                 String event = intent.getAction();
1040                 Log_OC.d(TAG, "Received broadcast " + event);
1041                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
1042                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
1043                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
1044                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
1045
1046                 if (sameAccount) {
1047
1048                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
1049                         mSyncInProgress = true;
1050
1051                     } else {
1052                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
1053                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
1054
1055                         if (currentDir == null) {
1056                             // current folder was removed from the server
1057                             Toast.makeText( FileDisplayActivity.this,
1058                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
1059                                             Toast.LENGTH_LONG)
1060                                 .show();
1061                             browseToRoot();
1062
1063                         } else {
1064                             if (currentFile == null && !getFile().isFolder()) {
1065                                 // currently selected file was removed in the server, and now we know it
1066                                 cleanSecondFragment();
1067                                 currentFile = currentDir;
1068                             }
1069
1070                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
1071                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
1072                                 if (fileListFragment != null) {
1073                                     fileListFragment.listDirectory(currentDir);
1074                                 }
1075                             }
1076                             setFile(currentFile);
1077                         }
1078
1079                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
1080
1081                         if (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
1082                                     equals(event) &&
1083                                 /// TODO refactor and make common
1084                                 synchResult != null && !synchResult.isSuccess() &&
1085                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
1086                                     synchResult.isIdPRedirection()                  ||
1087                                     (synchResult.isException() && synchResult.getException()
1088                                             instanceof AuthenticatorException))) {
1089
1090                             OwnCloudClient client = null;
1091                             try {
1092                                 OwnCloudAccount ocAccount =
1093                                         new OwnCloudAccount(getAccount(), context);
1094                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
1095                                         removeClientFor(ocAccount));
1096                                 // TODO get rid of these exceptions
1097                             } catch (AccountNotFoundException e) {
1098                                 e.printStackTrace();
1099                             } catch (AuthenticatorException e) {
1100                                 e.printStackTrace();
1101                             } catch (OperationCanceledException e) {
1102                                 e.printStackTrace();
1103                             } catch (IOException e) {
1104                                 e.printStackTrace();
1105                             }
1106
1107                             if (client != null) {
1108                                 OwnCloudCredentials cred = client.getCredentials();
1109                                 if (cred != null) {
1110                                     AccountManager am = AccountManager.get(context);
1111                                     if (cred.authTokenExpires()) {
1112                                         am.invalidateAuthToken(
1113                                                 getAccount().type,
1114                                                 cred.getAuthToken()
1115                                         );
1116                                     } else {
1117                                         am.clearPassword(getAccount());
1118                                     }
1119                                 }
1120                             }
1121
1122                             requestCredentialsUpdate();
1123
1124                         }
1125                     }
1126                     removeStickyBroadcast(intent);
1127                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
1128                     setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
1129
1130                     setBackgroundText();
1131
1132                 }
1133
1134                 if (synchResult != null) {
1135                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1136                         mLastSslUntrustedServerResult = synchResult;
1137                     }
1138                 }
1139             } catch (RuntimeException e) {
1140                 // avoid app crashes after changing the serial id of RemoteOperationResult
1141                 // in owncloud library with broadcast notifications pending to process
1142                 removeStickyBroadcast(intent);
1143             }
1144         }
1145     }
1146
1147     /**
1148      * Show a text message on screen view for notifying user if content is
1149      * loading or folder is empty
1150      */
1151     private void setBackgroundText() {
1152         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1153         if (ocFileListFragment != null) {
1154             int message = R.string.file_list_loading;
1155             if (!mSyncInProgress) {
1156                 // In case file list is empty
1157                 message = R.string.file_list_empty;
1158             }
1159             ocFileListFragment.setMessageForEmptyList(getString(message));
1160         } else {
1161             Log_OC.e(TAG, "OCFileListFragment is null");
1162         }
1163     }
1164
1165     /**
1166      * Once the file upload has finished -> update view
1167      */
1168     private class UploadFinishReceiver extends BroadcastReceiver {
1169         /**
1170          * Once the file upload has finished -> update view
1171          *  @author David A. Velasco
1172          * {@link BroadcastReceiver} to enable upload feedback in UI
1173          */
1174         @Override
1175         public void onReceive(Context context, Intent intent) {
1176             try {
1177                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1178                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1179                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1180                 OCFile currentDir = getCurrentDir();
1181                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1182                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1183
1184                 if (sameAccount && isDescendant) {
1185                     refreshListOfFilesFragment();
1186                 }
1187
1188                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
1189                 boolean renamedInUpload = getFile().getRemotePath().
1190                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1191                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1192                         renamedInUpload;
1193                 FileFragment details = getSecondFragment();
1194                 boolean detailFragmentIsShown = (details != null &&
1195                         details instanceof FileDetailFragment);
1196
1197                 if (sameAccount && sameFile && detailFragmentIsShown) {
1198                     if (uploadWasFine) {
1199                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1200                     }
1201                     if (renamedInUpload) {
1202                         String newName = (new File(uploadedRemotePath)).getName();
1203                         Toast msg = Toast.makeText(
1204                                 context,
1205                                 String.format(
1206                                         getString(R.string.filedetails_renamed_in_upload_msg),
1207                                         newName),
1208                                 Toast.LENGTH_LONG);
1209                         msg.show();
1210                     }
1211                     if (uploadWasFine || getFile().fileExists()) {
1212                         ((FileDetailFragment)details).updateFileDetails(false, true);
1213                     } else {
1214                         cleanSecondFragment();
1215                     }
1216
1217                     // Force the preview if the file is an image
1218                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1219                         startImagePreview(getFile());
1220                     } // TODO what about other kind of previews?
1221                 }
1222
1223             } finally {
1224                 if (intent != null) {
1225                     removeStickyBroadcast(intent);
1226                 }
1227             }
1228
1229         }
1230
1231     }
1232
1233
1234     /**
1235      * Class waiting for broadcast events from the {@link FielDownloader} service.
1236      *
1237      * Updates the UI when a download is started or finished, provided that it is relevant for the
1238      * current folder.
1239      */
1240     private class DownloadFinishReceiver extends BroadcastReceiver {
1241         @Override
1242         public void onReceive(Context context, Intent intent) {
1243             try {
1244                 boolean sameAccount = isSameAccount(context, intent);
1245                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1246                 boolean isDescendant = isDescendant(downloadedRemotePath);
1247
1248                 if (sameAccount && isDescendant) {
1249                     refreshListOfFilesFragment();
1250                     refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1251                 }
1252
1253                 if (mWaitingToSend != null) {
1254                     mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath()); // Update the file to send
1255                     if (mWaitingToSend.isDown()) {
1256                         sendDownloadedFile();
1257                     }
1258                 }
1259
1260             } finally {
1261                 if (intent != null) {
1262                     removeStickyBroadcast(intent);
1263                 }
1264             }
1265         }
1266
1267         private boolean isDescendant(String downloadedRemotePath) {
1268             OCFile currentDir = getCurrentDir();
1269             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1270         }
1271
1272         private boolean isSameAccount(Context context, Intent intent) {
1273             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1274             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1275         }
1276     }
1277
1278
1279     public void browseToRoot() {
1280         OCFileListFragment listOfFiles = getListOfFilesFragment();
1281         if (listOfFiles != null) {  // should never be null, indeed
1282             while (mDirectories.getCount() > 1) {
1283                 popDirname();
1284             }
1285             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1286             listOfFiles.listDirectory(root);
1287             setFile(listOfFiles.getCurrentFile());
1288             startSyncFolderOperation(root, false);
1289         }
1290         cleanSecondFragment();
1291     }
1292
1293
1294     public void browseTo(OCFile folder) {
1295         if (folder == null || !folder.isFolder()) {
1296             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1297         }
1298         OCFileListFragment listOfFiles = getListOfFilesFragment();
1299         if (listOfFiles != null) {
1300             setNavigationListWithFolder(folder);
1301             listOfFiles.listDirectory(folder);
1302             setFile(listOfFiles.getCurrentFile());
1303             startSyncFolderOperation(folder, false);
1304         } else {
1305             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1306         }
1307         cleanSecondFragment();
1308     }
1309
1310
1311     /**
1312      * {@inheritDoc}
1313      *
1314      * Updates action bar and second fragment, if in dual pane mode.
1315      */
1316     @Override
1317     public void onBrowsedDownTo(OCFile directory) {
1318         pushDirname(directory);
1319         cleanSecondFragment();
1320
1321         // Sync Folder
1322         startSyncFolderOperation(directory, false);
1323
1324     }
1325
1326     /**
1327      * Shows the information of the {@link OCFile} received as a
1328      * parameter in the second fragment.
1329      *
1330      * @param file          {@link OCFile} whose details will be shown
1331      */
1332     @Override
1333     public void showDetails(OCFile file) {
1334         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1335         setSecondFragment(detailFragment);
1336         updateFragmentsVisibility(true);
1337         updateNavigationElementsInActionBar(file);
1338         setFile(file);
1339     }
1340
1341
1342     /**
1343      * TODO
1344      */
1345     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1346         ActionBar actionBar = getSupportActionBar();
1347         if (chosenFile == null || mDualPane) {
1348             // only list of files - set for browsing through folders
1349             OCFile currentDir = getCurrentDir();
1350             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1351             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1352             actionBar.setDisplayShowTitleEnabled(!noRoot);
1353             if (!noRoot) {
1354                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1355             }
1356             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1357             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1358
1359         } else {
1360             actionBar.setDisplayHomeAsUpEnabled(true);
1361             actionBar.setDisplayShowTitleEnabled(true);
1362             actionBar.setTitle(chosenFile.getFileName());
1363             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1364         }
1365     }
1366
1367
1368     @Override
1369     protected ServiceConnection newTransferenceServiceConnection() {
1370         return new ListServiceConnection();
1371     }
1372
1373     /** Defines callbacks for service binding, passed to bindService() */
1374     private class ListServiceConnection implements ServiceConnection {
1375
1376         @Override
1377         public void onServiceConnected(ComponentName component, IBinder service) {
1378             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1379                 Log_OC.d(TAG, "Download service connected");
1380                 mDownloaderBinder = (FileDownloaderBinder) service;
1381                 if (mWaitingToPreview != null)
1382                     if (getStorageManager() != null) {
1383                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId()); // update the file
1384                         if (!mWaitingToPreview.isDown()) {
1385                             requestForDownload();
1386                         }
1387                 }
1388
1389             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1390                 Log_OC.d(TAG, "Upload service connected");
1391                 mUploaderBinder = (FileUploaderBinder) service;
1392             } else {
1393                 return;
1394             }
1395             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1396             OCFileListFragment listOfFiles = getListOfFilesFragment();
1397             if (listOfFiles != null) {
1398                 listOfFiles.listDirectory();
1399             }
1400             FileFragment secondFragment = getSecondFragment();
1401             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1402                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1403                 detailFragment.listenForTransferProgress();
1404                 detailFragment.updateFileDetails(false, false);
1405             }
1406         }
1407
1408         @Override
1409         public void onServiceDisconnected(ComponentName component) {
1410             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1411                 Log_OC.d(TAG, "Download service disconnected");
1412                 mDownloaderBinder = null;
1413             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1414                 Log_OC.d(TAG, "Upload service disconnected");
1415                 mUploaderBinder = null;
1416             }
1417         }
1418     };
1419
1420
1421
1422     /**
1423      * Launch an intent to request the PIN code to the user before letting him use the app
1424      */
1425     private void requestPinCode() {
1426         boolean pinStart = false;
1427         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1428         pinStart = appPrefs.getBoolean("set_pincode", false);
1429         if (pinStart) {
1430             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1431             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1432             startActivity(i);
1433         }
1434     }
1435
1436
1437     @Override
1438     public void onSavedCertificate() {
1439         startSyncFolderOperation(getCurrentDir(), false);
1440     }
1441
1442
1443     @Override
1444     public void onFailedSavingCertificate() {
1445         showDialog(DIALOG_CERT_NOT_SAVED);
1446     }
1447
1448     @Override
1449     public void onCancelCertificate() {
1450         // nothing to do
1451     }
1452
1453     /**
1454      * Updates the view associated to the activity after the finish of some operation over files
1455      * in the current account.
1456      *
1457      * @param operation     Removal operation performed.
1458      * @param result        Result of the removal.
1459      */
1460     @Override
1461     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1462         super.onRemoteOperationFinish(operation, result);
1463
1464         if (operation instanceof RemoveFileOperation) {
1465             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1466
1467         } else if (operation instanceof RenameFileOperation) {
1468             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1469
1470         } else if (operation instanceof SynchronizeFileOperation) {
1471             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1472
1473         } else if (operation instanceof CreateFolderOperation) {
1474             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1475
1476         } else if (operation instanceof CreateShareOperation) {
1477             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1478
1479         } else if (operation instanceof UnshareLinkOperation) {
1480             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1481
1482         } else if (operation instanceof MoveFileOperation) {
1483             onMoveFileOperationFinish((MoveFileOperation)operation, result);
1484         }
1485
1486     }
1487
1488
1489     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1490         if (result.isSuccess()) {
1491             refreshShowDetails();
1492             refreshListOfFilesFragment();
1493         }
1494     }
1495
1496
1497     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1498         if (result.isSuccess()) {
1499             refreshShowDetails();
1500             refreshListOfFilesFragment();
1501
1502         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1503             cleanSecondFragment();
1504             refreshListOfFilesFragment();
1505         }
1506     }
1507
1508     private void refreshShowDetails() {
1509         FileFragment details = getSecondFragment();
1510         if (details != null) {
1511             OCFile file = details.getFile();
1512             if (file != null) {
1513                 file = getStorageManager().getFileByPath(file.getRemotePath());
1514                 if (details instanceof PreviewMediaFragment) {
1515                     // Refresh  OCFile of the fragment
1516                     ((PreviewMediaFragment) details).updateFile(file);
1517                 } else {
1518                     showDetails(file);
1519                 }
1520             }
1521             invalidateOptionsMenu();
1522         }
1523     }
1524
1525     /**
1526      * Updates the view associated to the activity after the finish of an operation trying to remove a
1527      * file.
1528      *
1529      * @param operation     Removal operation performed.
1530      * @param result        Result of the removal.
1531      */
1532     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1533         dismissLoadingDialog();
1534
1535         Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1536                 Toast.LENGTH_LONG);
1537         msg.show();
1538
1539         if (result.isSuccess()) {
1540             OCFile removedFile = operation.getFile();
1541             FileFragment second = getSecondFragment();
1542             if (second != null && removedFile.equals(second.getFile())) {
1543                 if (second instanceof PreviewMediaFragment) {
1544                     ((PreviewMediaFragment)second).stopPreview(true);
1545                 }
1546                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1547                 cleanSecondFragment();
1548             }
1549             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1550                 refreshListOfFilesFragment();
1551             }
1552             invalidateOptionsMenu();
1553         } else {
1554             if (result.isSslRecoverableException()) {
1555                 mLastSslUntrustedServerResult = result;
1556                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1557             }
1558         }
1559     }
1560
1561
1562     /**
1563      * Updates the view associated to the activity after the finish of an operation trying to move a
1564      * file.
1565      *
1566      * @param operation     Move operation performed.
1567      * @param result        Result of the move operation.
1568      */
1569     private void onMoveFileOperationFinish(MoveFileOperation operation, RemoteOperationResult result) {
1570         if (result.isSuccess()) {
1571             dismissLoadingDialog();
1572             refreshListOfFilesFragment();
1573         } else {
1574             dismissLoadingDialog();
1575             try {
1576                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1577                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1578                         Toast.LENGTH_LONG);
1579                 msg.show();
1580
1581             } catch (NotFoundException e) {
1582                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1583             }
1584         }
1585     }
1586
1587
1588     /**
1589      * Updates the view associated to the activity after the finish of an operation trying to rename a
1590      * file.
1591      *
1592      * @param operation     Renaming operation performed.
1593      * @param result        Result of the renaming.
1594      */
1595     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1596         dismissLoadingDialog();
1597         OCFile renamedFile = operation.getFile();
1598         if (result.isSuccess()) {
1599             FileFragment details = getSecondFragment();
1600             if (details != null) {
1601                 if (details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1602                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1603                     showDetails(renamedFile);
1604
1605                 } else if (details instanceof PreviewMediaFragment && renamedFile.equals(details.getFile())) {
1606                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1607                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1608                         int position = ((PreviewMediaFragment)details).getPosition();
1609                         startMediaPreview(renamedFile, position, true);
1610                     } else {
1611                         getFileOperationsHelper().openFile(renamedFile);
1612                     }
1613                 }
1614             }
1615
1616             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1617                 refreshListOfFilesFragment();
1618             }
1619
1620         } else {
1621             Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1622                     Toast.LENGTH_LONG);
1623             msg.show();
1624
1625             if (result.isSslRecoverableException()) {
1626                 mLastSslUntrustedServerResult = result;
1627                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1628             }
1629         }
1630     }
1631
1632     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1633         dismissLoadingDialog();
1634         OCFile syncedFile = operation.getLocalFile();
1635         if (!result.isSuccess()) {
1636             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1637                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1638                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1639                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1640                 startActivity(i);
1641
1642             }
1643
1644         } else {
1645             if (operation.transferWasRequested()) {
1646                 onTransferStateChanged(syncedFile, true, true);
1647
1648             } else {
1649                 Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1650                         Toast.LENGTH_LONG);
1651                 msg.show();
1652             }
1653         }
1654     }
1655
1656     /**
1657      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1658      *
1659      * @param operation     Creation operation performed.
1660      * @param result        Result of the creation.
1661      */
1662     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1663         if (result.isSuccess()) {
1664             dismissLoadingDialog();
1665             refreshListOfFilesFragment();
1666         } else {
1667             dismissLoadingDialog();
1668             try {
1669                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1670                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1671                         Toast.LENGTH_LONG);
1672                 msg.show();
1673
1674             } catch (NotFoundException e) {
1675                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1676             }
1677         }
1678     }
1679
1680
1681     /**
1682      * {@inheritDoc}
1683      */
1684     @Override
1685     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1686         refreshListOfFilesFragment();
1687         FileFragment details = getSecondFragment();
1688         if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1689             if (downloading || uploading) {
1690                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1691             } else {
1692                 if (!file.fileExists()) {
1693                     cleanSecondFragment();
1694                 } else {
1695                     ((FileDetailFragment)details).updateFileDetails(false, true);
1696                 }
1697             }
1698         }
1699
1700     }
1701
1702
1703     private void requestForDownload() {
1704         Account account = getAccount();
1705         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1706             Intent i = new Intent(this, FileDownloader.class);
1707             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1708             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1709             startService(i);
1710         }
1711     }
1712
1713
1714     private OCFile getCurrentDir() {
1715         OCFile file = getFile();
1716         if (file != null) {
1717             if (file.isFolder()) {
1718                 return file;
1719             } else if (getStorageManager() != null) {
1720                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1721                 return getStorageManager().getFileByPath(parentPath);
1722             }
1723         }
1724         return null;
1725     }
1726
1727     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1728         long currentSyncTime = System.currentTimeMillis();
1729
1730         mSyncInProgress = true;
1731
1732         // perform folder synchronization
1733         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1734                                                                         currentSyncTime,
1735                                                                         false,
1736                                                                         getFileOperationsHelper().isSharedSupported(),
1737                                                                         ignoreETag,
1738                                                                         getStorageManager(),
1739                                                                         getAccount(),
1740                                                                         getApplicationContext()
1741                                                                       );
1742         synchFolderOp.execute(getAccount(), this, null, null);
1743
1744         setSupportProgressBarIndeterminateVisibility(true);
1745
1746         setBackgroundText();
1747     }
1748
1749     /**
1750      * Show untrusted cert dialog
1751      */
1752     public void showUntrustedCertDialog(RemoteOperationResult result) {
1753         // Show a dialog with the certificate info
1754         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1755         FragmentManager fm = getSupportFragmentManager();
1756         FragmentTransaction ft = fm.beginTransaction();
1757         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1758     }
1759
1760     private void requestForDownload(OCFile file) {
1761         Account account = getAccount();
1762         if (!mDownloaderBinder.isDownloading(account, file)) {
1763             Intent i = new Intent(this, FileDownloader.class);
1764             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1765             i.putExtra(FileDownloader.EXTRA_FILE, file);
1766             startService(i);
1767         }
1768     }
1769
1770     private void sendDownloadedFile(){
1771         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1772         mWaitingToSend = null;
1773     }
1774
1775
1776     /**
1777      * Requests the download of the received {@link OCFile} , updates the UI
1778      * to monitor the download progress and prepares the activity to send the file
1779      * when the download finishes.
1780      *
1781      * @param file          {@link OCFile} to download and preview.
1782      */
1783     public void startDownloadForSending(OCFile file) {
1784         mWaitingToSend = file;
1785         requestForDownload(mWaitingToSend);
1786         boolean hasSecondFragment = (getSecondFragment()!= null);
1787         updateFragmentsVisibility(hasSecondFragment);
1788     }
1789
1790     /**
1791      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1792      *
1793      * @param file                      Image {@link OCFile} to show.
1794      */
1795     public void startImagePreview(OCFile file) {
1796         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1797         showDetailsIntent.putExtra(EXTRA_FILE, file);
1798         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1799         startActivity(showDetailsIntent);
1800
1801     }
1802
1803     /**
1804      * Stars the preview of an already down media {@link OCFile}.
1805      *
1806      * @param file                      Media {@link OCFile} to preview.
1807      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1808      * @param autoplay                  When 'true', the playback will start without user interactions.
1809      */
1810     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1811         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1812         setSecondFragment(mediaFragment);
1813         updateFragmentsVisibility(true);
1814         updateNavigationElementsInActionBar(file);
1815         setFile(file);
1816     }
1817
1818     /**
1819      * Requests the download of the received {@link OCFile} , updates the UI
1820      * to monitor the download progress and prepares the activity to preview
1821      * or open the file when the download finishes.
1822      *
1823      * @param file          {@link OCFile} to download and preview.
1824      */
1825     public void startDownloadForPreview(OCFile file) {
1826         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1827         setSecondFragment(detailFragment);
1828         mWaitingToPreview = file;
1829         requestForDownload();
1830         updateFragmentsVisibility(true);
1831         updateNavigationElementsInActionBar(file);
1832         setFile(file);
1833     }
1834
1835
1836     public void cancelTransference(OCFile file) {
1837         getFileOperationsHelper().cancelTransference(file);
1838         if (mWaitingToPreview != null &&
1839                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1840             mWaitingToPreview = null;
1841         }
1842         if (mWaitingToSend != null &&
1843                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1844             mWaitingToSend = null;
1845         }
1846         onTransferStateChanged(file, false, false);
1847     }
1848
1849     @Override
1850     public void onRefresh(boolean ignoreETag) {
1851         refreshList(ignoreETag);
1852     }
1853
1854     @Override
1855     public void onRefresh() {
1856         refreshList(true);
1857     }
1858
1859     private void refreshList(boolean ignoreETag) {
1860         OCFileListFragment listOfFiles = getListOfFilesFragment();
1861         if (listOfFiles != null) {
1862             OCFile folder = listOfFiles.getCurrentFile();
1863             if (folder != null) {
1864                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1865                 listDirectory(mFile);*/
1866                 startSyncFolderOperation(folder, ignoreETag);
1867             }
1868         }
1869     }
1870
1871     private void sortByDate(boolean ascending){
1872         getListOfFilesFragment().sortByDate(ascending);
1873     }
1874
1875     private void sortBySize(boolean ascending){
1876         getListOfFilesFragment().sortBySize(ascending);
1877     }
1878
1879     private void sortByName(boolean ascending){
1880         getListOfFilesFragment().sortByName(ascending);
1881     }
1882 }