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

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