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.view.Menu;
  53 import android.view.MenuInflater;
  54 import android.view.MenuItem;
  55 import android.view.View;
  56 import android.view.Window;
  57 import android.widget.Toast;
  58
  59 import com.owncloud.android.MainApp;
  60 import com.owncloud.android.R;
  61 import com.owncloud.android.datamodel.FileDataStorageManager;
  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.CopyFileOperation;
  78 import com.owncloud.android.operations.CreateFolderOperation;
  79 import com.owncloud.android.operations.CreateShareOperation;
  80 import com.owncloud.android.operations.MoveFileOperation;
  81 import com.owncloud.android.operations.RefreshFolderOperation;
  82 import com.owncloud.android.operations.RemoveFileOperation;
  83 import com.owncloud.android.operations.RenameFileOperation;
  84 import com.owncloud.android.operations.SynchronizeFileOperation;
  85 import com.owncloud.android.operations.UnshareLinkOperation;
  86 import com.owncloud.android.services.observer.FileObserverService;
  87 import com.owncloud.android.syncadapter.FileSyncAdapter;
  88 import com.owncloud.android.ui.dialog.ConfirmationDialogFragment;
  89 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  90 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  91 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  92 import com.owncloud.android.ui.dialog.UploadSourceDialogFragment;
  93 import com.owncloud.android.ui.fragment.FileDetailFragment;
  94 import com.owncloud.android.ui.fragment.FileFragment;
  95 import com.owncloud.android.ui.fragment.OCFileListFragment;
  96 import com.owncloud.android.ui.preview.PreviewImageActivity;
  97 import com.owncloud.android.ui.preview.PreviewImageFragment;
  98 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  99 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 100 import com.owncloud.android.utils.DisplayUtils;
 101 import com.owncloud.android.utils.ErrorMessageAdapter;
 102 import com.owncloud.android.utils.FileStorageUtils;
 103 import com.owncloud.android.utils.UriUtils;
 104
 105 import java.io.File;
 106
 107
 108 /**
 109  * Displays, what files the user has available in his ownCloud.
 110  */
 111
 112 public class FileDisplayActivity extends HookActivity
 113         implements FileFragment.ContainerActivity,
 114         OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 115
 116     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 117     private UploadFinishReceiver mUploadFinishReceiver;
 118     private DownloadFinishReceiver mDownloadFinishReceiver;
 119     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 120
 121     private boolean mDualPane;
 122     private View mLeftFragmentContainer;
 123     private View mRightFragmentContainer;
 124
 125     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 126     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 127     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 128
 129     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 130
 131     public static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 132     public static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 133     public static final int ACTION_MOVE_FILES = 3;
 134     public static final int ACTION_COPY_FILES = 4;
 135
 136     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 137
 138     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 139     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 140
 141     private OCFile mWaitingToPreview;
 142
 143     private boolean mSyncInProgress = false;
 144
 145     private static String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT";
 146     private static String DIALOG_CREATE_FOLDER = "DIALOG_CREATE_FOLDER";
 147     private static String DIALOG_UPLOAD_SOURCE = "DIALOG_UPLOAD_SOURCE";
 148     private static String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED";
 149
 150     private OCFile mWaitingToSend;
 151
 152
 153     @Override
 154     protected void onCreate(Bundle savedInstanceState) {
 155         Log_OC.v(TAG, "onCreate() start");
 156         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 157
 158         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account
 159                                             // is valid
 160
 161         /// grant that FileObserverService is watching favorite files
 162         if (savedInstanceState == null) {
 163             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 164             startService(initObserversIntent);
 165         }
 166
 167         /// Load of saved instance state
 168         if(savedInstanceState != null) {
 169             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(
 170                     FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 171             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 172             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(
 173                     FileDisplayActivity.KEY_WAITING_TO_SEND);
 174
 175         } else {
 176             mWaitingToPreview = null;
 177             mSyncInProgress = false;
 178             mWaitingToSend = null;
 179         }
 180
 181         /// USER INTERFACE
 182
 183         // Inflate and set the layout view
 184         setContentView(R.layout.files);
 185
 186         // Navigation Drawer
 187         initDrawer();
 188
 189         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 190         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 191         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 192         if (savedInstanceState == null) {
 193             createMinFragments();
 194         }
 195
 196         // Action bar setup
 197         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS,
 198                                                                 // according to the official
 199                                                                 // documentation
 200
 201         setSupportProgressBarIndeterminateVisibility(mSyncInProgress
 202         /*|| mRefreshSharesInProgress*/);
 203         // always AFTER setContentView(...) ; to work around bug in its implementation
 204
 205         setBackgroundText();
 206
 207         Log_OC.v(TAG, "onCreate() end");
 208     }
 209
 210     @Override
 211     protected void onStart() {
 212         Log_OC.v(TAG, "onStart() start");
 213         super.onStart();
 214         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 215         Log_OC.v(TAG, "onStart() end");
 216     }
 217
 218     @Override
 219     protected void onDestroy() {
 220         Log_OC.v(TAG, "onDestroy() start");
 221         super.onDestroy();
 222         Log_OC.v(TAG, "onDestroy() end");
 223     }
 224
 225     /**
 226      * Called when the ownCloud {@link Account} associated to the Activity was just updated.
 227      */
 228     @Override
 229     protected void onAccountSet(boolean stateWasRecovered) {
 230         super.onAccountSet(stateWasRecovered);
 231         if (getAccount() != null) {
 232             /// Check whether the 'main' OCFile handled by the Activity is contained in the
 233             // 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
 240                     // cache until the upload is successful get parent from path
 241                     parentPath = file.getRemotePath().substring(0,
 242                             file.getRemotePath().lastIndexOf(file.getFileName()));
 243                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 244                         file = null; // not able to know the directory where the file is uploading
 245                 } else {
 246                     file = getStorageManager().getFileByPath(file.getRemotePath());
 247                     // currentDir = null if not in the current Account
 248                 }
 249             }
 250             if (file == null) {
 251                 // fall back to root folder
 252                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 253             }
 254             setFile(file);
 255
 256             if (!stateWasRecovered) {
 257                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
 258                 initFragmentsWithFile();
 259                 if (file.isFolder()) {
 260                     startSyncFolderOperation(file, false);
 261                 }
 262
 263             } else {
 264                 updateFragmentsVisibility(!file.isFolder());
 265                 updateActionBarTitleAndHomeButton(file.isFolder() ? null : file);
 266             }
 267         }
 268     }
 269
 270
 271     private void createMinFragments() {
 272         OCFileListFragment listOfFiles = new OCFileListFragment();
 273         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 274         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 275         transaction.commit();
 276     }
 277
 278     private void initFragmentsWithFile() {
 279         if (getAccount() != null && getFile() != null) {
 280             /// First fragment
 281             OCFileListFragment listOfFiles = getListOfFilesFragment();
 282             if (listOfFiles != null) {
 283                 listOfFiles.listDirectory(getCurrentDir());
 284                 // TODO Enable when "On Device" is recovered
 285                 // listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
 286             } else {
 287                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 288             }
 289
 290             /// Second fragment
 291             OCFile file = getFile();
 292             Fragment secondFragment = chooseInitialSecondFragment(file);
 293             if (secondFragment != null) {
 294                 setSecondFragment(secondFragment);
 295                 updateFragmentsVisibility(true);
 296                 updateActionBarTitleAndHomeButton(file);
 297
 298             } else {
 299                 cleanSecondFragment();
 300             }
 301
 302         } else {
 303             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 304             if (getAccount() == null) {
 305                 Log_OC.wtf(TAG, "\t account is NULL");
 306             }
 307             if (getFile() == null) {
 308                 Log_OC.wtf(TAG, "\t file is NULL");
 309             }
 310         }
 311     }
 312
 313     private Fragment chooseInitialSecondFragment(OCFile file) {
 314         Fragment secondFragment = null;
 315         if (file != null && !file.isFolder()) {
 316             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 317                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 318                     ) {
 319                 int startPlaybackPosition =
 320                         getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 321                 boolean autoplay =
 322                         getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 323                 secondFragment = new PreviewMediaFragment(file, getAccount(),
 324                         startPlaybackPosition, autoplay);
 325
 326             } else {
 327                 secondFragment = FileDetailFragment.newInstance(file, getAccount());
 328             }
 329         }
 330         return secondFragment;
 331     }
 332
 333
 334     /**
 335      * Replaces the second fragment managed by the activity with the received as
 336      * a parameter.
 337      * <p/>
 338      * Assumes never will be more than two fragments managed at the same time.
 339      *
 340      * @param fragment New second Fragment to set.
 341      */
 342     private void setSecondFragment(Fragment fragment) {
 343         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 344         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 345         transaction.commit();
 346     }
 347
 348
 349     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 350         if (mDualPane) {
 351             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 352                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 353             }
 354             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 355                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 356             }
 357
 358         } else if (existsSecondFragment) {
 359             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 360                 mLeftFragmentContainer.setVisibility(View.GONE);
 361             }
 362             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 363                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 364             }
 365
 366         } else {
 367             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 368                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 369             }
 370             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 371                 mRightFragmentContainer.setVisibility(View.GONE);
 372             }
 373         }
 374     }
 375
 376
 377     private OCFileListFragment getListOfFilesFragment() {
 378         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(
 379                 FileDisplayActivity.TAG_LIST_OF_FILES);
 380         if (listOfFiles != null) {
 381             return (OCFileListFragment) listOfFiles;
 382         }
 383         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 384         return null;
 385     }
 386
 387     public FileFragment getSecondFragment() {
 388         Fragment second = getSupportFragmentManager().findFragmentByTag(
 389                 FileDisplayActivity.TAG_SECOND_FRAGMENT);
 390         if (second != null) {
 391             return (FileFragment) second;
 392         }
 393         return null;
 394     }
 395
 396     protected void cleanSecondFragment() {
 397         Fragment second = getSecondFragment();
 398         if (second != null) {
 399             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 400             tr.remove(second);
 401             tr.commit();
 402         }
 403         updateFragmentsVisibility(false);
 404         updateActionBarTitleAndHomeButton(null);
 405     }
 406
 407     protected void refreshListOfFilesFragment() {
 408         OCFileListFragment fileListFragment = getListOfFilesFragment();
 409         if (fileListFragment != null) {
 410             fileListFragment.listDirectory();
 411             // TODO Enable when "On Device" is recovered ?
 412             // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
 413         }
 414     }
 415
 416     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath,
 417                                          boolean success) {
 418         FileFragment secondFragment = getSecondFragment();
 419         boolean waitedPreview = (mWaitingToPreview != null &&
 420                 mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 421         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 422             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 423             OCFile fileInFragment = detailsFragment.getFile();
 424             if (fileInFragment != null &&
 425                     !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 426                 // the user browsed to other file ; forget the automatic preview
 427                 mWaitingToPreview = null;
 428
 429             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 430                 // grant that the right panel updates the progress bar
 431                 detailsFragment.listenForTransferProgress();
 432                 detailsFragment.updateFileDetails(true, false);
 433
 434             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 435                 //  update the right panel
 436                 boolean detailsFragmentChanged = false;
 437                 if (waitedPreview) {
 438                     if (success) {
 439                         mWaitingToPreview = getStorageManager().getFileById(
 440                                 mWaitingToPreview.getFileId());   // update the file from database,
 441                                                                   // for the local storage path
 442                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 443                             startMediaPreview(mWaitingToPreview, 0, true);
 444                             detailsFragmentChanged = true;
 445                         } else {
 446                             getFileOperationsHelper().openFile(mWaitingToPreview);
 447                         }
 448                     }
 449                     mWaitingToPreview = null;
 450                 }
 451                 if (!detailsFragmentChanged) {
 452                     detailsFragment.updateFileDetails(false, (success));
 453                 }
 454             }
 455         }
 456     }
 457
 458     @Override
 459     public boolean onPrepareOptionsMenu(Menu menu) {
 460         boolean drawerOpen = mDrawerLayout.isDrawerOpen(GravityCompat.START);
 461         menu.findItem(R.id.action_upload).setVisible(!drawerOpen);
 462         menu.findItem(R.id.action_create_dir).setVisible(!drawerOpen);
 463         menu.findItem(R.id.action_sort).setVisible(!drawerOpen);
 464         menu.findItem(R.id.action_sync_account).setVisible(!drawerOpen);
 465
 466         return super.onPrepareOptionsMenu(menu);
 467     }
 468
 469     @Override
 470     public boolean onCreateOptionsMenu(Menu menu) {
 471         MenuInflater inflater = getMenuInflater();
 472         inflater.inflate(R.menu.main_menu, menu);
 473         return true;
 474     }
 475
 476
 477     @Override
 478     public boolean onOptionsItemSelected(MenuItem item) {
 479         boolean retval = true;
 480         switch (item.getItemId()) {
 481             case R.id.action_create_dir: {
 482                 CreateFolderDialogFragment dialog =
 483                         CreateFolderDialogFragment.newInstance(getCurrentDir());
 484                 dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
 485                 break;
 486             }
 487             case R.id.action_sync_account: {
 488                 startSynchronization();
 489                 break;
 490             }
 491             case R.id.action_upload: {
 492                 UploadSourceDialogFragment dialog =
 493                         UploadSourceDialogFragment.newInstance(getAccount());
 494                 dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
 495
 496                 break;
 497             }
 498             case android.R.id.home: {
 499                 FileFragment second = getSecondFragment();
 500                 OCFile currentDir = getCurrentDir();
 501                 if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
 502                     mDrawerLayout.closeDrawer(GravityCompat.START);
 503                 } else if((currentDir != null && currentDir.getParentId() != 0) ||
 504                         (second != null && second.getFile() != null)) {
 505                     onBackPressed();
 506
 507                 } else {
 508                     mDrawerLayout.openDrawer(GravityCompat.START);
 509                 }
 510                 break;
 511             }
 512             case R.id.action_sort: {
 513                 SharedPreferences appPreferences = PreferenceManager
 514                         .getDefaultSharedPreferences(this);
 515
 516                 // Read sorting order, default to sort by name ascending
 517                 Integer sortOrder = appPreferences
 518                         .getInt("sortOrder", FileStorageUtils.SORT_NAME);
 519
 520                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
 521                 builder.setTitle(R.string.actionbar_sort_title)
 522                         .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder ,
 523                                 new DialogInterface.OnClickListener() {
 524                             public void onClick(DialogInterface dialog, int which) {
 525                                 switch (which){
 526                                     case 0:
 527                                         sortByName(true);
 528                                         break;
 529                                     case 1:
 530                                         sortByDate(false);
 531                                         break;
 532                                 }
 533
 534                                 dialog.dismiss();
 535                             }
 536                         });
 537                 builder.create().show();
 538                 break;
 539             }
 540         default:
 541             retval = super.onOptionsItemSelected(item);
 542         }
 543         return retval;
 544     }
 545
 546     private void startSynchronization() {
 547         Log_OC.d(TAG, "Got to start sync");
 548         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 549             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 550             ContentResolver.cancelSync(null, MainApp.getAuthority());
 551             // cancel the current synchronizations of any ownCloud account
 552             Bundle bundle = new Bundle();
 553             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 554             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 555             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 556                     MainApp.getAuthority());
 557             ContentResolver.requestSync(
 558                     getAccount(),
 559                     MainApp.getAuthority(), bundle);
 560         } else {
 561             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 562                     MainApp.getAuthority() + " with new API");
 563             SyncRequest.Builder builder = new SyncRequest.Builder();
 564             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 565             builder.setExpedited(true);
 566             builder.setManual(true);
 567             builder.syncOnce();
 568
 569             // Fix bug in Android Lollipop when you click on refresh the whole account
 570             Bundle extras = new Bundle();
 571             builder.setExtras(extras);
 572
 573             SyncRequest request = builder.build();
 574             ContentResolver.requestSync(request);
 575         }
 576     }
 577
 578     /**
 579      * Called, when the user selected something for uploading
 580      *
 581      */
 582     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 583     @Override
 584     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 585
 586         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK ||
 587                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 588             //getClipData is only supported on api level 16+, Jelly Bean
 589             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 590                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 591                     Intent intent = new Intent();
 592                     intent.setData(data.getClipData().getItemAt(i).getUri());
 593                     requestSimpleUpload(intent, resultCode);
 594                 }
 595             }else {
 596                 requestSimpleUpload(data, resultCode);
 597             }
 598         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK ||
 599                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 600             requestMultipleUpload(data, resultCode);
 601
 602         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 603             final Intent fData = data;
 604             final int fResultCode = resultCode;
 605             getHandler().postDelayed(
 606                     new Runnable() {
 607                         @Override
 608                         public void run() {
 609                             requestMoveOperation(fData, fResultCode);
 610                         }
 611                     },
 612                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 613             );
 614
 615         } else if (requestCode == ACTION_COPY_FILES && resultCode == RESULT_OK) {
 616
 617             final Intent fData = data;
 618             final int fResultCode = resultCode;
 619             getHandler().postDelayed(
 620                     new Runnable() {
 621                         @Override
 622                         public void run() {
 623                             requestCopyOperation(fData, fResultCode);
 624                         }
 625                     },
 626                     DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 627             );
 628
 629         } else {
 630             super.onActivityResult(requestCode, resultCode, data);
 631         }
 632
 633     }
 634
 635     private void requestMultipleUpload(Intent data, int resultCode) {
 636         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 637         if (filePaths != null) {
 638             String[] remotePaths = new String[filePaths.length];
 639             String remotePathBase = getCurrentDir().getRemotePath();
 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),
 656                     Toast.LENGTH_LONG);
 657             t.show();
 658             return;
 659         }
 660     }
 661
 662
 663     private void requestSimpleUpload(Intent data, int resultCode) {
 664         String filePath = null;
 665         String mimeType = null;
 666
 667         Uri selectedImageUri = data.getData();
 668
 669         try {
 670             mimeType = getContentResolver().getType(selectedImageUri);
 671
 672             String fileManagerString = selectedImageUri.getPath();
 673             String selectedImagePath = UriUtils.getLocalPath(selectedImageUri, this);
 674
 675             if (selectedImagePath != null)
 676                 filePath = selectedImagePath;
 677             else
 678                 filePath = fileManagerString;
 679
 680         } catch (Exception e) {
 681             Log_OC.e(TAG, "Unexpected exception when trying to read the result of " +
 682                     "Intent.ACTION_GET_CONTENT", e);
 683
 684         } finally {
 685             if (filePath == null) {
 686                 Log_OC.e(TAG, "Couldn't resolve path to file");
 687                 Toast t = Toast.makeText(
 688                         this, getString(R.string.filedisplay_unexpected_bad_get_content),
 689                         Toast.LENGTH_LONG
 690                 );
 691                 t.show();
 692                 return;
 693             }
 694         }
 695
 696         Intent i = new Intent(this, FileUploader.class);
 697         i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 698         OCFile currentDir = getCurrentDir();
 699         String remotePath =  (currentDir != null) ? currentDir.getRemotePath() : OCFile.ROOT_PATH;
 700
 701         if (filePath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 702             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
 703             try {
 704                 if (cursor != null && cursor.moveToFirst()) {
 705                     String displayName = cursor.getString(cursor.getColumnIndex(
 706                             OpenableColumns.DISPLAY_NAME));
 707                     Log_OC.v(TAG, "Display Name: " + displayName );
 708
 709                     displayName.replace(File.separatorChar, '_');
 710                     displayName.replace(File.pathSeparatorChar, '_');
 711                     remotePath += displayName + DisplayUtils.getComposedFileExtension(filePath);
 712
 713                 }
 714                 // and what happens in case of error?; wrong target name for the upload
 715             } finally {
 716                 cursor.close();
 717             }
 718
 719         } else {
 720             remotePath += new File(filePath).getName();
 721         }
 722
 723         i.putExtra(FileUploader.KEY_LOCAL_FILE, filePath);
 724         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePath);
 725         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 726         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 727         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 728         i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 729         startService(i);
 730     }
 731
 732     /**
 733      * Request the operation for moving the file/folder from one path to another
 734      *
 735      * @param data       Intent received
 736      * @param resultCode Result code received
 737      */
 738     private void requestMoveOperation(Intent data, int resultCode) {
 739         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 740         OCFile targetFile = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 741         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 742     }
 743
 744     /**
 745      * Request the operation for copying the file/folder from one path to another
 746      *
 747      * @param data       Intent received
 748      * @param resultCode Result code received
 749      */
 750     private void requestCopyOperation(Intent data, int resultCode) {
 751         OCFile folderToMoveAt = data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 752         OCFile targetFile = data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 753         getFileOperationsHelper().copyFile(folderToMoveAt, targetFile);
 754     }
 755
 756     @Override
 757     public void onBackPressed() {
 758         OCFileListFragment listOfFiles = getListOfFilesFragment();
 759         if (mDualPane || getSecondFragment() == null) {
 760             OCFile currentDir = getCurrentDir();
 761             if (currentDir == null || currentDir.getParentId() == FileDataStorageManager.ROOT_PARENT_ID) {
 762                 finish();
 763                 return;
 764             }
 765             if (listOfFiles != null) {  // should never be null, indeed
 766                 listOfFiles.onBrowseUp();
 767             }
 768         }
 769         if (listOfFiles != null) {  // should never be null, indeed
 770             setFile(listOfFiles.getCurrentFile());
 771         }
 772         cleanSecondFragment();
 773
 774     }
 775
 776     @Override
 777     protected void onSaveInstanceState(Bundle outState) {
 778         // responsibility of restore is preferred in onCreate() before than in
 779         // onRestoreInstanceState when there are Fragments involved
 780         Log_OC.v(TAG, "onSaveInstanceState() start");
 781         super.onSaveInstanceState(outState);
 782         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 783         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 784         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS,
 785         // mRefreshSharesInProgress);
 786         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 787
 788         Log_OC.v(TAG, "onSaveInstanceState() end");
 789     }
 790
 791
 792     @Override
 793     protected void onResume() {
 794         Log_OC.v(TAG, "onResume() start");
 795         super.onResume();
 796
 797         // refresh Navigation Drawer account list
 798         mNavigationDrawerAdapter.updateAccountList();
 799
 800
 801         // refresh list of files
 802         refreshListOfFilesFragment();
 803
 804         // Listen for sync messages
 805         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 806         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 807         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 808         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 809         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 810         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 811         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 812         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver,
 813         // syncIntentFilter);
 814
 815         // Listen for upload messages
 816         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 817         mUploadFinishReceiver = new UploadFinishReceiver();
 818         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 819
 820         // Listen for download messages
 821         IntentFilter downloadIntentFilter = new IntentFilter(
 822                 FileDownloader.getDownloadAddedMessage());
 823         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 824         mDownloadFinishReceiver = new DownloadFinishReceiver();
 825         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 826
 827         Log_OC.v(TAG, "onResume() end");
 828     }
 829
 830
 831     @Override
 832     protected void onPause() {
 833         Log_OC.v(TAG, "onPause() start");
 834         if (mSyncBroadcastReceiver != null) {
 835             unregisterReceiver(mSyncBroadcastReceiver);
 836             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 837             mSyncBroadcastReceiver = null;
 838         }
 839         if (mUploadFinishReceiver != null) {
 840             unregisterReceiver(mUploadFinishReceiver);
 841             mUploadFinishReceiver = null;
 842         }
 843         if (mDownloadFinishReceiver != null) {
 844             unregisterReceiver(mDownloadFinishReceiver);
 845             mDownloadFinishReceiver = null;
 846         }
 847
 848         super.onPause();
 849         Log_OC.v(TAG, "onPause() end");
 850     }
 851
 852
 853     private class SyncBroadcastReceiver extends BroadcastReceiver {
 854
 855         /**
 856          * {@link BroadcastReceiver} to enable syncing feedback in UI
 857          */
 858         @Override
 859         public void onReceive(Context context, Intent intent) {
 860             try {
 861                 String event = intent.getAction();
 862                 Log_OC.d(TAG, "Received broadcast " + event);
 863                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 864                 String synchFolderRemotePath =
 865                         intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 866                 RemoteOperationResult synchResult =
 867                         (RemoteOperationResult)intent.getSerializableExtra(
 868                                 FileSyncAdapter.EXTRA_RESULT);
 869                 boolean sameAccount = (getAccount() != null &&
 870                         accountName.equals(getAccount().name) && getStorageManager() != null);
 871
 872                 if (sameAccount) {
 873
 874                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 875                         mSyncInProgress = true;
 876
 877                     } else {
 878                         OCFile currentFile = (getFile() == null) ? null :
 879                                 getStorageManager().getFileByPath(getFile().getRemotePath());
 880                         OCFile currentDir = (getCurrentDir() == null) ? null :
 881                                 getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 882
 883                         if (currentDir == null) {
 884                             // current folder was removed from the server
 885                             Toast.makeText( FileDisplayActivity.this,
 886                                             String.format(
 887                                                     getString(R.string.
 888                                                             sync_current_folder_was_removed),
 889                                                    synchFolderRemotePath),
 890                                             Toast.LENGTH_LONG)
 891                                 .show();
 892                             browseToRoot();
 893
 894                         } else {
 895                             if (currentFile == null && !getFile().isFolder()) {
 896                                 // currently selected file was removed in the server, and now we
 897                                 // know it
 898                                 cleanSecondFragment();
 899                                 currentFile = currentDir;
 900                             }
 901
 902                             if (synchFolderRemotePath != null &&
 903                                     currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 904                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 905                                 if (fileListFragment != null) {
 906                                     fileListFragment.listDirectory();
 907                                     // TODO Enable when "On Device" is recovered ?
 908                                     // fileListFragment.listDirectory(currentDir,
 909                                     // MainApp.getOnlyOnDevice());
 910                                 }
 911                             }
 912                             setFile(currentFile);
 913                         }
 914
 915                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
 916                                 !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED
 917                                         .equals(event));
 918
 919                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 920                                     equals(event) &&
 921                                 /// TODO refactor and make common
 922                                 synchResult != null && !synchResult.isSuccess() &&
 923                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED ||
 924                                         synchResult.isIdPRedirection() ||
 925                                         (synchResult.isException() && synchResult.getException()
 926                                                 instanceof AuthenticatorException))) {
 927
 928
 929                             try {
 930                                 OwnCloudClient client;
 931                                 OwnCloudAccount ocAccount =
 932                                         new OwnCloudAccount(getAccount(), context);
 933                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
 934                                         removeClientFor(ocAccount));
 935
 936                                 if (client != null) {
 937                                     OwnCloudCredentials cred = client.getCredentials();
 938                                     if (cred != null) {
 939                                         AccountManager am = AccountManager.get(context);
 940                                         if (cred.authTokenExpires()) {
 941                                             am.invalidateAuthToken(
 942                                                     getAccount().type,
 943                                                     cred.getAuthToken()
 944                                             );
 945                                         } else {
 946                                             am.clearPassword(getAccount());
 947                                         }
 948                                     }
 949                                 }
 950                                 requestCredentialsUpdate();
 951
 952                             } catch (AccountNotFoundException e) {
 953                                 Log_OC.e(TAG, "Account " + getAccount() + " was removed!", e);
 954                             }
 955
 956                         }
 957                     }
 958                     removeStickyBroadcast(intent);
 959                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
 960                     setSupportProgressBarIndeterminateVisibility(mSyncInProgress
 961                     /*|| mRefreshSharesInProgress*/);
 962
 963                     setBackgroundText();
 964
 965                 }
 966
 967                 if (synchResult != null) {
 968                     if (synchResult.getCode().equals(
 969                             RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 970                         mLastSslUntrustedServerResult = synchResult;
 971                     }
 972                 }
 973             } catch (RuntimeException e) {
 974                 // avoid app crashes after changing the serial id of RemoteOperationResult
 975                 // in owncloud library with broadcast notifications pending to process
 976                 removeStickyBroadcast(intent);
 977             }
 978         }
 979     }
 980
 981     /**
 982      * Show a text message on screen view for notifying user if content is
 983      * loading or folder is empty
 984      */
 985     private void setBackgroundText() {
 986         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
 987         if (ocFileListFragment != null) {
 988             int message = R.string.file_list_loading;
 989             if (!mSyncInProgress) {
 990                 // In case file list is empty
 991                 message = R.string.file_list_empty;
 992             }
 993             ocFileListFragment.setMessageForEmptyList(getString(message));
 994         } else {
 995             Log_OC.e(TAG, "OCFileListFragment is null");
 996         }
 997     }
 998
 999     /**
1000      * Once the file upload has finished -> update view
1001      */
1002     private class UploadFinishReceiver extends BroadcastReceiver {
1003         /**
1004          * Once the file upload has finished -> update view
1005          *
1006          * @author David A. Velasco
1007          * {@link BroadcastReceiver} to enable upload feedback in UI
1008          */
1009         @Override
1010         public void onReceive(Context context, Intent intent) {
1011             try {
1012                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1013                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1014                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1015                 OCFile currentDir = getCurrentDir();
1016                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1017                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1018
1019                 if (sameAccount && isDescendant) {
1020                     refreshListOfFilesFragment();
1021                 }
1022
1023                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT,
1024                         false);
1025                 boolean renamedInUpload = getFile().getRemotePath().
1026                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1027                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1028                         renamedInUpload;
1029                 FileFragment details = getSecondFragment();
1030                 boolean detailFragmentIsShown = (details != null &&
1031                         details instanceof FileDetailFragment);
1032
1033                 if (sameAccount && sameFile && detailFragmentIsShown) {
1034                     if (uploadWasFine) {
1035                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1036                     }
1037                     if (renamedInUpload) {
1038                         String newName = (new File(uploadedRemotePath)).getName();
1039                         Toast msg = Toast.makeText(
1040                                 context,
1041                                 String.format(
1042                                         getString(R.string.filedetails_renamed_in_upload_msg),
1043                                         newName),
1044                                 Toast.LENGTH_LONG);
1045                         msg.show();
1046                     }
1047                     if (uploadWasFine || getFile().fileExists()) {
1048                         ((FileDetailFragment) details).updateFileDetails(false, true);
1049                     } else {
1050                         cleanSecondFragment();
1051                     }
1052
1053                     // Force the preview if the file is an image
1054                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1055                         startImagePreview(getFile());
1056                     } // TODO what about other kind of previews?
1057                 }
1058
1059             } finally {
1060                 if (intent != null) {
1061                     removeStickyBroadcast(intent);
1062                 }
1063             }
1064
1065         }
1066
1067     }
1068
1069
1070     /**
1071      * Class waiting for broadcast events from the {@link FileDownloader} service.
1072      *
1073      * Updates the UI when a download is started or finished, provided that it is relevant for the
1074      * current folder.
1075      */
1076     private class DownloadFinishReceiver extends BroadcastReceiver {
1077
1078         //int refreshCounter = 0;
1079         @Override
1080         public void onReceive(Context context, Intent intent) {
1081             try {
1082                 boolean sameAccount = isSameAccount(context, intent);
1083                 String downloadedRemotePath =
1084                         intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1085                 boolean isDescendant = isDescendant(downloadedRemotePath);
1086
1087                 if (sameAccount && isDescendant) {
1088                     String linkedToRemotePath =
1089                             intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
1090                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
1091                         //Log_OC.v(TAG, "refresh #" + ++refreshCounter);
1092                         refreshListOfFilesFragment();
1093                     }
1094                     refreshSecondFragment(
1095                             intent.getAction(),
1096                             downloadedRemotePath,
1097                             intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false)
1098                     );
1099                 }
1100
1101                 if (mWaitingToSend != null) {
1102                     mWaitingToSend =
1103                             getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
1104                     if (mWaitingToSend.isDown()) {
1105                         sendDownloadedFile();
1106                     }
1107                 }
1108
1109             } finally {
1110                 if (intent != null) {
1111                     removeStickyBroadcast(intent);
1112                 }
1113             }
1114         }
1115
1116         private boolean isDescendant(String downloadedRemotePath) {
1117             OCFile currentDir = getCurrentDir();
1118             return (
1119                 currentDir != null &&
1120                 downloadedRemotePath != null &&
1121                 downloadedRemotePath.startsWith(currentDir.getRemotePath())
1122             );
1123         }
1124
1125         private boolean isAscendant(String linkedToRemotePath) {
1126             OCFile currentDir = getCurrentDir();
1127             return (
1128                 currentDir != null &&
1129                 currentDir.getRemotePath().startsWith(linkedToRemotePath)
1130             );
1131         }
1132
1133         private boolean isSameAccount(Context context, Intent intent) {
1134             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1135             return (accountName != null && getAccount() != null &&
1136                     accountName.equals(getAccount().name));
1137         }
1138     }
1139
1140
1141     public void browseToRoot() {
1142         OCFileListFragment listOfFiles = getListOfFilesFragment();
1143         if (listOfFiles != null) {  // should never be null, indeed
1144             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1145             listOfFiles.listDirectory(root);
1146             // TODO Enable when "On Device" is recovered ?
1147             // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
1148             setFile(listOfFiles.getCurrentFile());
1149             startSyncFolderOperation(root, false);
1150         }
1151         cleanSecondFragment();
1152
1153     }
1154
1155
1156     /**
1157      * {@inheritDoc}
1158      * <p/>
1159      * Updates action bar and second fragment, if in dual pane mode.
1160      */
1161     @Override
1162     public void onBrowsedDownTo(OCFile directory) {
1163         setFile(directory);
1164         cleanSecondFragment();
1165         // Sync Folder
1166         startSyncFolderOperation(directory, false);
1167     }
1168
1169     /**
1170      * Shows the information of the {@link OCFile} received as a
1171      * parameter in the second fragment.
1172      *
1173      * @param file {@link OCFile} whose details will be shown
1174      */
1175     @Override
1176     public void showDetails(OCFile file) {
1177         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1178         setSecondFragment(detailFragment);
1179         updateFragmentsVisibility(true);
1180         updateActionBarTitleAndHomeButton(file);
1181         setFile(file);
1182     }
1183
1184     @Override
1185     protected void updateActionBarTitleAndHomeButton(OCFile chosenFile) {
1186         if (mDualPane) {
1187             // in dual pane mode, keep the focus of title an action bar in the current folder
1188             super.updateActionBarTitleAndHomeButton(getCurrentDir());
1189
1190         } else {
1191             super.updateActionBarTitleAndHomeButton(chosenFile);
1192         }
1193
1194     }
1195
1196
1197     @Override
1198     protected ServiceConnection newTransferenceServiceConnection() {
1199         return new ListServiceConnection();
1200     }
1201
1202     /**
1203      * Defines callbacks for service binding, passed to bindService()
1204      */
1205     private class ListServiceConnection implements ServiceConnection {
1206
1207         @Override
1208         public void onServiceConnected(ComponentName component, IBinder service) {
1209             if (component.equals(new ComponentName(
1210                     FileDisplayActivity.this, FileDownloader.class))) {
1211                 Log_OC.d(TAG, "Download service connected");
1212                 mDownloaderBinder = (FileDownloaderBinder) service;
1213                 if (mWaitingToPreview != null)
1214                     if (getStorageManager() != null) {
1215                          // update the file
1216                         mWaitingToPreview =
1217                                 getStorageManager().getFileById(mWaitingToPreview.getFileId());
1218                         if (!mWaitingToPreview.isDown()) {
1219                             requestForDownload();
1220                         }
1221                     }
1222
1223             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1224                     FileUploader.class))) {
1225                 Log_OC.d(TAG, "Upload service connected");
1226                 mUploaderBinder = (FileUploaderBinder) service;
1227             } else {
1228                 return;
1229             }
1230             // a new chance to get the mDownloadBinder through
1231             // getFileDownloadBinder() - THIS IS A MESS
1232             OCFileListFragment listOfFiles = getListOfFilesFragment();
1233             if (listOfFiles != null) {
1234                 listOfFiles.listDirectory();
1235                 // TODO Enable when "On Device" is recovered ?
1236                 // listOfFiles.listDirectory(MainApp.getOnlyOnDevice());
1237             }
1238             FileFragment secondFragment = getSecondFragment();
1239             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1240                 FileDetailFragment detailFragment = (FileDetailFragment) secondFragment;
1241                 detailFragment.listenForTransferProgress();
1242                 detailFragment.updateFileDetails(false, false);
1243             }
1244         }
1245
1246         @Override
1247         public void onServiceDisconnected(ComponentName component) {
1248             if (component.equals(new ComponentName(FileDisplayActivity.this,
1249                     FileDownloader.class))) {
1250                 Log_OC.d(TAG, "Download service disconnected");
1251                 mDownloaderBinder = null;
1252             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1253                     FileUploader.class))) {
1254                 Log_OC.d(TAG, "Upload service disconnected");
1255                 mUploaderBinder = null;
1256             }
1257         }
1258     }
1259
1260     @Override
1261     public void onSavedCertificate() {
1262         startSyncFolderOperation(getCurrentDir(), false);
1263     }
1264
1265
1266     @Override
1267     public void onFailedSavingCertificate() {
1268         ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(
1269                 R.string.ssl_validator_not_saved, new String[]{}, R.string.common_ok, -1, -1
1270         );
1271         dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED);
1272     }
1273
1274     @Override
1275     public void onCancelCertificate() {
1276         // nothing to do
1277     }
1278
1279     /**
1280      * Updates the view associated to the activity after the finish of some operation over files
1281      * in the current account.
1282      *
1283      * @param operation Removal operation performed.
1284      * @param result    Result of the removal.
1285      */
1286     @Override
1287     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1288         super.onRemoteOperationFinish(operation, result);
1289
1290         if (operation instanceof RemoveFileOperation) {
1291             onRemoveFileOperationFinish((RemoveFileOperation) operation, result);
1292
1293         } else if (operation instanceof RenameFileOperation) {
1294             onRenameFileOperationFinish((RenameFileOperation) operation, result);
1295
1296         } else if (operation instanceof SynchronizeFileOperation) {
1297             onSynchronizeFileOperationFinish((SynchronizeFileOperation) operation, result);
1298
1299         } else if (operation instanceof CreateFolderOperation) {
1300             onCreateFolderOperationFinish((CreateFolderOperation) operation, result);
1301
1302         } else if (operation instanceof CreateShareOperation) {
1303             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1304
1305         } else if (operation instanceof UnshareLinkOperation) {
1306             onUnshareLinkOperationFinish((UnshareLinkOperation) operation, result);
1307
1308         } else if (operation instanceof MoveFileOperation) {
1309             onMoveFileOperationFinish((MoveFileOperation) operation, result);
1310
1311         } else if (operation instanceof CopyFileOperation) {
1312             onCopyFileOperationFinish((CopyFileOperation) operation, result);
1313         }
1314
1315     }
1316
1317
1318     private void onCreateShareOperationFinish(CreateShareOperation operation,
1319                                               RemoteOperationResult result) {
1320         if (result.isSuccess()) {
1321             refreshShowDetails();
1322             refreshListOfFilesFragment();
1323         }
1324     }
1325
1326
1327     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
1328                                               RemoteOperationResult result) {
1329         if (result.isSuccess()) {
1330             refreshShowDetails();
1331             refreshListOfFilesFragment();
1332
1333         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1334             cleanSecondFragment();
1335             refreshListOfFilesFragment();
1336         }
1337     }
1338
1339     private void refreshShowDetails() {
1340         FileFragment details = getSecondFragment();
1341         if (details != null) {
1342             OCFile file = details.getFile();
1343             if (file != null) {
1344                 file = getStorageManager().getFileByPath(file.getRemotePath());
1345                 if (details instanceof PreviewMediaFragment) {
1346                     // Refresh  OCFile of the fragment
1347                     ((PreviewMediaFragment) details).updateFile(file);
1348                 } else {
1349                     showDetails(file);
1350                 }
1351             }
1352             invalidateOptionsMenu();
1353         }
1354     }
1355
1356     /**
1357      * Updates the view associated to the activity after the finish of an operation trying to
1358      * remove a file.
1359      *
1360      * @param operation     Removal operation performed.
1361      * @param result        Result of the removal.
1362      */
1363     private void onRemoveFileOperationFinish(RemoveFileOperation operation,
1364                                              RemoteOperationResult result) {
1365         dismissLoadingDialog();
1366
1367         Toast msg = Toast.makeText(this,
1368                 ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1369                 Toast.LENGTH_LONG);
1370         msg.show();
1371
1372         if (result.isSuccess()) {
1373             OCFile removedFile = operation.getFile();
1374             FileFragment second = getSecondFragment();
1375             if (second != null && removedFile.equals(second.getFile())) {
1376                 if (second instanceof PreviewMediaFragment) {
1377                     ((PreviewMediaFragment) second).stopPreview(true);
1378                 }
1379                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1380                 cleanSecondFragment();
1381             }
1382             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1383                 refreshListOfFilesFragment();
1384             }
1385             invalidateOptionsMenu();
1386         } else {
1387             if (result.isSslRecoverableException()) {
1388                 mLastSslUntrustedServerResult = result;
1389                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1390             }
1391         }
1392     }
1393
1394
1395     /**
1396      * Updates the view associated to the activity after the finish of an operation trying to move a
1397      * file.
1398      *
1399      * @param operation Move operation performed.
1400      * @param result    Result of the move operation.
1401      */
1402     private void onMoveFileOperationFinish(MoveFileOperation operation,
1403                                            RemoteOperationResult result) {
1404         if (result.isSuccess()) {
1405             dismissLoadingDialog();
1406             refreshListOfFilesFragment();
1407         } else {
1408             dismissLoadingDialog();
1409             try {
1410                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1411                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1412                         Toast.LENGTH_LONG);
1413                 msg.show();
1414
1415             } catch (NotFoundException e) {
1416                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1417             }
1418         }
1419     }
1420
1421     /**
1422      * Updates the view associated to the activity after the finish of an operation trying to copy a
1423      * file.
1424      *
1425      * @param operation Copy operation performed.
1426      * @param result    Result of the copy operation.
1427      */
1428     private void onCopyFileOperationFinish(CopyFileOperation operation, RemoteOperationResult result) {
1429         if (result.isSuccess()) {
1430             dismissLoadingDialog();
1431             refreshListOfFilesFragment();
1432         } else {
1433             dismissLoadingDialog();
1434             try {
1435                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1436                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1437                         Toast.LENGTH_LONG);
1438                 msg.show();
1439
1440             } catch (NotFoundException e) {
1441                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1442             }
1443         }
1444     }
1445
1446     /**
1447      * Updates the view associated to the activity after the finish of an operation trying to rename
1448      * a file.
1449      *
1450      * @param operation     Renaming operation performed.
1451      * @param result        Result of the renaming.
1452      */
1453     private void onRenameFileOperationFinish(RenameFileOperation operation,
1454                                              RemoteOperationResult result) {
1455         dismissLoadingDialog();
1456         OCFile renamedFile = operation.getFile();
1457         if (result.isSuccess()) {
1458             FileFragment details = getSecondFragment();
1459             if (details != null) {
1460                 if (details instanceof FileDetailFragment &&
1461                         renamedFile.equals(details.getFile()) ) {
1462                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1463                     showDetails(renamedFile);
1464
1465                 } else if (details instanceof PreviewMediaFragment &&
1466                         renamedFile.equals(details.getFile())) {
1467                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1468                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1469                         int position = ((PreviewMediaFragment) details).getPosition();
1470                         startMediaPreview(renamedFile, position, true);
1471                     } else {
1472                         getFileOperationsHelper().openFile(renamedFile);
1473                     }
1474                 }
1475             }
1476
1477             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())){
1478                 refreshListOfFilesFragment();
1479             }
1480
1481         } else {
1482             Toast msg = Toast.makeText(this,
1483                     ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1484                     Toast.LENGTH_LONG);
1485             msg.show();
1486
1487             if (result.isSslRecoverableException()) {
1488                 mLastSslUntrustedServerResult = result;
1489                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1490             }
1491         }
1492     }
1493
1494     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation,
1495                                                   RemoteOperationResult result) {
1496         if (result.isSuccess()) {
1497             if (operation.transferWasRequested()) {
1498                 OCFile syncedFile = operation.getLocalFile();
1499                 onTransferStateChanged(syncedFile, true, true);
1500                 invalidateOptionsMenu();
1501             }
1502         }
1503     }
1504
1505     /**
1506      * Updates the view associated to the activity after the finish of an operation trying create a
1507      * new folder
1508      *
1509      * @param operation     Creation operation performed.
1510      * @param result        Result of the creation.
1511      */
1512     private void onCreateFolderOperationFinish(CreateFolderOperation operation,
1513                                                RemoteOperationResult result) {
1514         if (result.isSuccess()) {
1515             dismissLoadingDialog();
1516             refreshListOfFilesFragment();
1517         } else {
1518             dismissLoadingDialog();
1519             try {
1520                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1521                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1522                         Toast.LENGTH_LONG);
1523                 msg.show();
1524
1525             } catch (NotFoundException e) {
1526                 Log_OC.e(TAG, "Error while trying to show fail message ", e);
1527             }
1528         }
1529     }
1530
1531
1532     /**
1533      * {@inheritDoc}
1534      */
1535     @Override
1536     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1537         refreshListOfFilesFragment();
1538         FileFragment details = getSecondFragment();
1539         if (details != null && details instanceof FileDetailFragment &&
1540                 file.equals(details.getFile()) ) {
1541             if (downloading || uploading) {
1542                 ((FileDetailFragment) details).updateFileDetails(file, getAccount());
1543             } else {
1544                 if (!file.fileExists()) {
1545                     cleanSecondFragment();
1546                 } else {
1547                     ((FileDetailFragment) details).updateFileDetails(false, true);
1548                 }
1549             }
1550         }
1551
1552     }
1553
1554
1555     private void requestForDownload() {
1556         Account account = getAccount();
1557         //if (!mWaitingToPreview.isDownloading()) {
1558         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1559             Intent i = new Intent(this, FileDownloader.class);
1560             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1561             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1562             startService(i);
1563         }
1564     }
1565
1566
1567     private OCFile getCurrentDir() {
1568         OCFile file = getFile();
1569         if (file != null) {
1570             if (file.isFolder()) {
1571                 return file;
1572             } else if (getStorageManager() != null) {
1573                 String parentPath = file.getRemotePath().substring(0,
1574                         file.getRemotePath().lastIndexOf(file.getFileName()));
1575                 return getStorageManager().getFileByPath(parentPath);
1576             }
1577         }
1578         return null;
1579     }
1580
1581     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1582         long currentSyncTime = System.currentTimeMillis();
1583
1584         mSyncInProgress = true;
1585
1586         // perform folder synchronization
1587         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
1588                 currentSyncTime,
1589                 false,
1590                 getFileOperationsHelper().isSharedSupported(),
1591                 ignoreETag,
1592                 getStorageManager(),
1593                 getAccount(),
1594                 getApplicationContext()
1595         );
1596         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
1597
1598         setSupportProgressBarIndeterminateVisibility(true);
1599
1600         setBackgroundText();
1601     }
1602
1603     /**
1604      * Show untrusted cert dialog
1605      */
1606     public void showUntrustedCertDialog(RemoteOperationResult result) {
1607         // Show a dialog with the certificate info
1608         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
1609                 (CertificateCombinedException) result.getException());
1610         FragmentManager fm = getSupportFragmentManager();
1611         FragmentTransaction ft = fm.beginTransaction();
1612         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1613     }
1614
1615     private void requestForDownload(OCFile file) {
1616         Account account = getAccount();
1617         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1618             Intent i = new Intent(this, FileDownloader.class);
1619             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1620             i.putExtra(FileDownloader.EXTRA_FILE, file);
1621             startService(i);
1622         }
1623     }
1624
1625     private void sendDownloadedFile() {
1626         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1627         mWaitingToSend = null;
1628     }
1629
1630
1631     /**
1632      * Requests the download of the received {@link OCFile} , updates the UI
1633      * to monitor the download progress and prepares the activity to send the file
1634      * when the download finishes.
1635      *
1636      * @param file {@link OCFile} to download and preview.
1637      */
1638     public void startDownloadForSending(OCFile file) {
1639         mWaitingToSend = file;
1640         requestForDownload(mWaitingToSend);
1641         boolean hasSecondFragment = (getSecondFragment() != null);
1642         updateFragmentsVisibility(hasSecondFragment);
1643     }
1644
1645     /**
1646      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1647      *
1648      * @param file Image {@link OCFile} to show.
1649      */
1650     public void startImagePreview(OCFile file) {
1651         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1652         showDetailsIntent.putExtra(EXTRA_FILE, file);
1653         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1654         startActivity(showDetailsIntent);
1655
1656     }
1657
1658     /**
1659      * Stars the preview of an already down media {@link OCFile}.
1660      *
1661      * @param file                      Media {@link OCFile} to preview.
1662      * @param startPlaybackPosition     Media position where the playback will be started,
1663      *                                  in milliseconds.
1664      * @param autoplay                  When 'true', the playback will start without user
1665      *                                  interactions.
1666      */
1667     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1668         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition,
1669                 autoplay);
1670         setSecondFragment(mediaFragment);
1671         updateFragmentsVisibility(true);
1672         updateActionBarTitleAndHomeButton(file);
1673         setFile(file);
1674     }
1675
1676     /**
1677      * Requests the download of the received {@link OCFile} , updates the UI
1678      * to monitor the download progress and prepares the activity to preview
1679      * or open the file when the download finishes.
1680      *
1681      * @param file {@link OCFile} to download and preview.
1682      */
1683     public void startDownloadForPreview(OCFile file) {
1684         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1685         setSecondFragment(detailFragment);
1686         mWaitingToPreview = file;
1687         requestForDownload();
1688         updateFragmentsVisibility(true);
1689         updateActionBarTitleAndHomeButton(file);
1690         setFile(file);
1691     }
1692
1693
1694     public void cancelTransference(OCFile file) {
1695         getFileOperationsHelper().cancelTransference(file);
1696         if (mWaitingToPreview != null &&
1697                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1698             mWaitingToPreview = null;
1699         }
1700         if (mWaitingToSend != null &&
1701                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1702             mWaitingToSend = null;
1703         }
1704         onTransferStateChanged(file, false, false);
1705     }
1706
1707     @Override
1708     public void onRefresh(boolean ignoreETag) {
1709         refreshList(ignoreETag);
1710     }
1711
1712     @Override
1713     public void onRefresh() {
1714         refreshList(true);
1715     }
1716
1717     private void refreshList(boolean ignoreETag) {
1718         OCFileListFragment listOfFiles = getListOfFilesFragment();
1719         if (listOfFiles != null) {
1720             OCFile folder = listOfFiles.getCurrentFile();
1721             if (folder != null) {
1722                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1723                 listDirectory(mFile);*/
1724                 startSyncFolderOperation(folder, ignoreETag);
1725             }
1726         }
1727     }
1728
1729     private void sortByDate(boolean ascending) {
1730         getListOfFilesFragment().sortByDate(ascending);
1731     }
1732
1733     private void sortBySize(boolean ascending) {
1734         getListOfFilesFragment().sortBySize(ascending);
1735     }
1736
1737     private void sortByName(boolean ascending) {
1738         getListOfFilesFragment().sortByName(ascending);
1739     }
1740
1741    public void allFilesOption() {
1742        browseToRoot();
1743    }
1744 }