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

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author Bartek Przybylski
   5  *   @author David A. Velasco
   6  *   Copyright (C) 2011  Bartek Przybylski
   7  *   Copyright (C) 2015 ownCloud Inc.
   8  *
   9  *   This program is free software: you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License version 2,
  11  *   as published by the Free Software Foundation.
  12  *
  13  *   This program is distributed in the hope that it will be useful,
  14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *   GNU General Public License for more details.
  17  *
  18  *   You should have received a copy of the GNU General Public License
  19  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  *
  21  */
  22
  23 package com.owncloud.android.ui.activity;
  24
  25 import android.accounts.Account;
  26 import android.accounts.AccountManager;
  27 import android.accounts.AuthenticatorException;
  28 import android.annotation.TargetApi;
  29 import android.support.v7.app.AlertDialog;
  30 import android.content.BroadcastReceiver;
  31 import android.content.ComponentName;
  32 import android.content.ContentResolver;
  33 import android.content.Context;
  34 import android.content.DialogInterface;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.content.ServiceConnection;
  38 import android.content.SharedPreferences;
  39 import android.content.SyncRequest;
  40 import android.content.res.Resources.NotFoundException;
  41 import android.database.Cursor;
  42 import android.net.Uri;
  43 import android.os.Build;
  44 import android.os.Bundle;
  45 import android.os.IBinder;
  46 import android.preference.PreferenceManager;
  47 import android.provider.OpenableColumns;
  48 import android.support.v4.app.Fragment;
  49 import android.support.v4.app.FragmentManager;
  50 import android.support.v4.app.FragmentTransaction;
  51 import android.support.v4.content.ContextCompat;
  52 import android.support.v4.view.GravityCompat;
  53 import android.view.Menu;
  54 import android.view.MenuInflater;
  55 import android.view.MenuItem;
  56 import android.view.View;
  57 import android.widget.ProgressBar;
  58 import android.widget.RelativeLayout;
  59 import android.widget.TextView;
  60 import android.widget.Toast;
  61
  62 import com.owncloud.android.MainApp;
  63 import com.owncloud.android.R;
  64 import com.owncloud.android.datamodel.FileDataStorageManager;
  65 import com.owncloud.android.datamodel.OCFile;
  66 import com.owncloud.android.files.services.FileDownloader;
  67 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  68 import com.owncloud.android.files.services.FileUploader;
  69 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  70 import com.owncloud.android.lib.common.OwnCloudAccount;
  71 import com.owncloud.android.lib.common.OwnCloudClient;
  72 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  73 import com.owncloud.android.lib.common.OwnCloudCredentials;
  74 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  75 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  76 import com.owncloud.android.lib.common.operations.RemoteOperation;
  77 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  78 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  79 import com.owncloud.android.lib.common.utils.Log_OC;
  80 import com.owncloud.android.operations.CreateFolderOperation;
  81 import com.owncloud.android.operations.CreateShareOperation;
  82 import com.owncloud.android.operations.MoveFileOperation;
  83 import com.owncloud.android.operations.RefreshFolderOperation;
  84 import com.owncloud.android.operations.RemoveFileOperation;
  85 import com.owncloud.android.operations.RenameFileOperation;
  86 import com.owncloud.android.operations.SynchronizeFileOperation;
  87 import com.owncloud.android.operations.UnshareLinkOperation;
  88 import com.owncloud.android.services.observer.FileObserverService;
  89 import com.owncloud.android.syncadapter.FileSyncAdapter;
  90 import com.owncloud.android.ui.dialog.ConfirmationDialogFragment;
  91 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  92 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  93 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  94 import com.owncloud.android.ui.dialog.UploadSourceDialogFragment;
  95 import com.owncloud.android.ui.fragment.FileDetailFragment;
  96 import com.owncloud.android.ui.fragment.FileFragment;
  97 import com.owncloud.android.ui.fragment.OCFileListFragment;
  98 import com.owncloud.android.ui.preview.PreviewImageActivity;
  99 import com.owncloud.android.ui.preview.PreviewImageFragment;
 100 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 101 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 102 import com.owncloud.android.utils.DisplayUtils;
 103 import com.owncloud.android.utils.ErrorMessageAdapter;
 104 import com.owncloud.android.utils.FileStorageUtils;
 105 import com.owncloud.android.utils.UriUtils;
 106
 107 import java.io.File;
 108
 109
 110 /**
 111  * Displays, what files the user has available in his ownCloud.
 112  */
 113
 114 public class FileDisplayActivity extends HookActivity
 115         implements FileFragment.ContainerActivity,
 116         OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 117
 118     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 119     private UploadFinishReceiver mUploadFinishReceiver;
 120     private DownloadFinishReceiver mDownloadFinishReceiver;
 121     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 122
 123     private boolean mDualPane;
 124     private View mLeftFragmentContainer;
 125     private View mRightFragmentContainer;
 126     private ProgressBar mProgressBar;
 127
 128     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 129     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 130     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 131
 132     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 133
 134     public static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 135     public static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 136     public static final int ACTION_MOVE_FILES = 3;
 137
 138     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 139
 140     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 141     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 142
 143     private OCFile mWaitingToPreview;
 144
 145     private boolean mSyncInProgress = false;
 146
 147     private static String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT";
 148     private static String DIALOG_CREATE_FOLDER = "DIALOG_CREATE_FOLDER";
 149     private static String DIALOG_UPLOAD_SOURCE = "DIALOG_UPLOAD_SOURCE";
 150     private static String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED";
 151
 152     private OCFile mWaitingToSend;
 153     private Menu mOptionsMenu;
 154
 155
 156     @Override
 157     protected void onCreate(Bundle savedInstanceState) {
 158         Log_OC.v(TAG, "onCreate() start");
 159
 160         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account
 161                                             // is valid
 162
 163         /// grant that FileObserverService is watching favorite files
 164         if (savedInstanceState == null) {
 165             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 166             startService(initObserversIntent);
 167         }
 168
 169         /// Load of saved instance state
 170         if(savedInstanceState != null) {
 171             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(
 172                     FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 173             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 174             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(
 175                     FileDisplayActivity.KEY_WAITING_TO_SEND);
 176
 177         } else {
 178             mWaitingToPreview = null;
 179             mSyncInProgress = false;
 180             mWaitingToSend = null;
 181         }
 182
 183         /// USER INTERFACE
 184
 185         // Inflate and set the layout view
 186         setContentView(R.layout.files);
 187
 188         // Navigation Drawer
 189         initDrawer();
 190
 191         mProgressBar = (ProgressBar) findViewById(R.id.progressBar);
 192         mProgressBar.setIndeterminateDrawable(
 193                 ContextCompat.getDrawable(this,
 194                         R.drawable.actionbar_progress_indeterminate_horizontal));
 195
 196         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 197         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 198         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 199         if (savedInstanceState == null) {
 200             createMinFragments();
 201         }
 202
 203         // Action bar setup
 204         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS,
 205                                                                 // according to the official
 206                                                                 // documentation
 207
 208         // enable ActionBar app icon to behave as action to toggle nav drawer
 209         //getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 210         getSupportActionBar().setHomeButtonEnabled(true);
 211
 212         mProgressBar.setIndeterminate(mSyncInProgress);
 213         // always AFTER setContentView(...) ; to work around bug in its implementation
 214
 215         setBackgroundText();
 216
 217         Log_OC.v(TAG, "onCreate() end");
 218     }
 219
 220     @Override
 221     protected void onStart() {
 222         Log_OC.v(TAG, "onStart() start");
 223         super.onStart();
 224         Log_OC.v(TAG, "onStart() end");
 225     }
 226
 227     @Override
 228     protected void onDestroy() {
 229         Log_OC.v(TAG, "onDestroy() start");
 230         super.onDestroy();
 231         Log_OC.v(TAG, "onDestroy() end");
 232     }
 233
 234     /**
 235      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 236      */
 237     @Override
 238     protected void onAccountSet(boolean stateWasRecovered) {
 239         super.onAccountSet(stateWasRecovered);
 240         if (getAccount() != null) {
 241             /// Check whether the 'main' OCFile handled by the Activity is contained in the
 242             // current Account
 243             OCFile file = getFile();
 244             // get parent from path
 245             String parentPath = "";
 246             if (file != null) {
 247                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 248                     // upload in progress - right now, files are not inserted in the local
 249                     // cache until the upload is successful get parent from path
 250                     parentPath = file.getRemotePath().substring(0,
 251                             file.getRemotePath().lastIndexOf(file.getFileName()));
 252                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 253                         file = null; // not able to know the directory where the file is uploading
 254                 } else {
 255                     file = getStorageManager().getFileByPath(file.getRemotePath());
 256                     // currentDir = null if not in the current Account
 257                 }
 258             }
 259             if (file == null) {
 260                 // fall back to root folder
 261                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 262             }
 263             setFile(file);
 264
 265             if (mAccountWasSet) {
 266                 RelativeLayout navigationDrawerLayout = (RelativeLayout) findViewById(R.id.left_drawer);
 267                 if (navigationDrawerLayout != null && getAccount() != null) {
 268                     TextView username = (TextView) navigationDrawerLayout.findViewById(R.id.drawer_username);
 269                     int lastAtPos = getAccount().name.lastIndexOf("@");
 270                     username.setText(getAccount().name.substring(0, lastAtPos));
 271                 }
 272             }
 273
 274             if (!stateWasRecovered) {
 275                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
 276                 initFragmentsWithFile();
 277                 if (file.isFolder()) {
 278                     startSyncFolderOperation(file, false);
 279                 }
 280
 281             } else {
 282                 updateFragmentsVisibility(!file.isFolder());
 283                 updateActionBarTitleAndHomeButton(file.isFolder() ? null : file);
 284             }
 285         }
 286     }
 287
 288
 289     private void createMinFragments() {
 290         OCFileListFragment listOfFiles = new OCFileListFragment();
 291         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 292         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 293         transaction.commit();
 294     }
 295
 296     private void initFragmentsWithFile() {
 297         if (getAccount() != null && getFile() != null) {
 298             /// First fragment
 299             OCFileListFragment listOfFiles = getListOfFilesFragment();
 300             if (listOfFiles != null) {
 301                 listOfFiles.listDirectory(getCurrentDir());
 302                 // TODO Enable when "On Device" is recovered
 303                 // listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
 304             } else {
 305                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 306             }
 307
 308             /// Second fragment
 309             OCFile file = getFile();
 310             Fragment secondFragment = chooseInitialSecondFragment(file);
 311             if (secondFragment != null) {
 312                 setSecondFragment(secondFragment);
 313                 updateFragmentsVisibility(true);
 314                 updateActionBarTitleAndHomeButton(file);
 315
 316             } else {
 317                 cleanSecondFragment();
 318             }
 319
 320             if (DisplayUtils.isGridView(getFile(), getStorageManager())){
 321                 switchToGridView();
 322             } else {
 323                 switchToListView();
 324             }
 325
 326         } else {
 327             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 328             if (getAccount() == null) {
 329                 Log_OC.wtf(TAG, "\t account is NULL");
 330             }
 331             if (getFile() == null) {
 332                 Log_OC.wtf(TAG, "\t file is NULL");
 333             }
 334         }
 335     }
 336
 337     private Fragment chooseInitialSecondFragment(OCFile file) {
 338         Fragment secondFragment = null;
 339         if (file != null && !file.isFolder()) {
 340             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 341                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 342                     ) {
 343                 int startPlaybackPosition =
 344                         getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 345                 boolean autoplay =
 346                         getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 347                 secondFragment = new PreviewMediaFragment(file, getAccount(),
 348                         startPlaybackPosition, autoplay);
 349
 350             } else {
 351                 secondFragment = FileDetailFragment.newInstance(file, getAccount());
 352             }
 353         }
 354         return secondFragment;
 355     }
 356
 357
 358     /**
 359      * Replaces the second fragment managed by the activity with the received as
 360      * a parameter.
 361      *
 362      * Assumes never will be more than two fragments managed at the same time.
 363      *
 364      * @param fragment      New second Fragment to set.
 365      */
 366     private void setSecondFragment(Fragment fragment) {
 367         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 368         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 369         transaction.commit();
 370     }
 371
 372
 373     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 374         if (mDualPane) {
 375             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 376                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 377             }
 378             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 379                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 380             }
 381
 382         } else if (existsSecondFragment) {
 383             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 384                 mLeftFragmentContainer.setVisibility(View.GONE);
 385             }
 386             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 387                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 388             }
 389
 390         } else {
 391             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 392                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 393             }
 394             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 395                 mRightFragmentContainer.setVisibility(View.GONE);
 396             }
 397         }
 398     }
 399
 400
 401     private OCFileListFragment getListOfFilesFragment() {
 402         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(
 403                 FileDisplayActivity.TAG_LIST_OF_FILES);
 404         if (listOfFiles != null) {
 405             return (OCFileListFragment)listOfFiles;
 406         }
 407         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 408         return null;
 409     }
 410
 411     public FileFragment getSecondFragment() {
 412         Fragment second = getSupportFragmentManager().findFragmentByTag(
 413                 FileDisplayActivity.TAG_SECOND_FRAGMENT);
 414         if (second != null) {
 415             return (FileFragment)second;
 416         }
 417         return null;
 418     }
 419
 420     protected void cleanSecondFragment() {
 421         Fragment second = getSecondFragment();
 422         if (second != null) {
 423             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 424             tr.remove(second);
 425             tr.commit();
 426         }
 427         updateFragmentsVisibility(false);
 428         updateActionBarTitleAndHomeButton(null);
 429     }
 430
 431     protected void refreshListOfFilesFragment() {
 432         OCFileListFragment fileListFragment = getListOfFilesFragment();
 433         if (fileListFragment != null) {
 434             fileListFragment.listDirectory();
 435             // TODO Enable when "On Device" is recovered ?
 436             // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
 437         }
 438     }
 439
 440     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath,
 441                                          boolean success) {
 442         FileFragment secondFragment = getSecondFragment();
 443         boolean waitedPreview = (mWaitingToPreview != null &&
 444                 mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 445         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 446             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 447             OCFile fileInFragment = detailsFragment.getFile();
 448             if (fileInFragment != null &&
 449                     !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 450                 // the user browsed to other file ; forget the automatic preview
 451                 mWaitingToPreview = null;
 452
 453             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 454                 // grant that the right panel updates the progress bar
 455                 detailsFragment.listenForTransferProgress();
 456                 detailsFragment.updateFileDetails(true, false);
 457
 458             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 459                 //  update the right panel
 460                 boolean detailsFragmentChanged = false;
 461                 if (waitedPreview) {
 462                     if (success) {
 463                         mWaitingToPreview = getStorageManager().getFileById(
 464                                 mWaitingToPreview.getFileId());   // update the file from database,
 465                                                                   // for the local storage path
 466                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 467                             startMediaPreview(mWaitingToPreview, 0, true);
 468                             detailsFragmentChanged = true;
 469                         } else {
 470                             getFileOperationsHelper().openFile(mWaitingToPreview);
 471                         }
 472                     }
 473                     mWaitingToPreview = null;
 474                 }
 475                 if (!detailsFragmentChanged) {
 476                     detailsFragment.updateFileDetails(false, (success));
 477                 }
 478             }
 479         }
 480     }
 481
 482     @Override
 483     public boolean onPrepareOptionsMenu(Menu menu) {
 484         boolean drawerOpen = mDrawerLayout.isDrawerOpen(GravityCompat.START);
 485         menu.findItem(R.id.action_upload).setVisible(!drawerOpen);
 486         menu.findItem(R.id.action_create_dir).setVisible(!drawerOpen);
 487         menu.findItem(R.id.action_sort).setVisible(!drawerOpen);
 488         menu.findItem(R.id.action_sync_account).setVisible(!drawerOpen);
 489         menu.findItem(R.id.action_switch_view).setVisible(!drawerOpen);
 490
 491         return super.onPrepareOptionsMenu(menu);
 492     }
 493
 494     @Override
 495     public boolean onCreateOptionsMenu(Menu menu) {
 496         MenuInflater inflater = getMenuInflater();
 497         inflater.inflate(R.menu.main_menu, menu);
 498         mOptionsMenu = menu;
 499
 500         MenuItem menuItem = mOptionsMenu.findItem(R.id.action_switch_view);
 501
 502         changeGridIcon();
 503
 504         return true;
 505     }
 506
 507
 508     @Override
 509     public boolean onOptionsItemSelected(MenuItem item) {
 510         boolean retval = true;
 511         switch (item.getItemId()) {
 512             case R.id.action_create_dir: {
 513                 CreateFolderDialogFragment dialog =
 514                         CreateFolderDialogFragment.newInstance(getCurrentDir());
 515                 dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
 516                 break;
 517             }
 518             case R.id.action_sync_account: {
 519                 startSynchronization();
 520                 break;
 521             }
 522             case R.id.action_upload: {
 523                 UploadSourceDialogFragment dialog =
 524                         UploadSourceDialogFragment.newInstance(getAccount());
 525                 dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
 526
 527                 break;
 528             }
 529             case android.R.id.home: {
 530                 FileFragment second = getSecondFragment();
 531                 OCFile currentDir = getCurrentDir();
 532                 if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
 533                     mDrawerLayout.closeDrawer(GravityCompat.START);
 534                 } else if((currentDir != null && currentDir.getParentId() != 0) ||
 535                         (second != null && second.getFile() != null)) {
 536                     onBackPressed();
 537
 538                 } else {
 539                     mDrawerLayout.openDrawer(GravityCompat.START);
 540                 }
 541                 break;
 542             }
 543             case R.id.action_sort: {
 544                 SharedPreferences appPreferences = PreferenceManager
 545                         .getDefaultSharedPreferences(this);
 546
 547                 // Read sorting order, default to sort by name ascending
 548                 Integer sortOrder = appPreferences
 549                         .getInt("sortOrder", FileStorageUtils.SORT_NAME);
 550
 551                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
 552                 builder.setTitle(R.string.actionbar_sort_title)
 553                         .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder ,
 554                                 new DialogInterface.OnClickListener() {
 555                             public void onClick(DialogInterface dialog, int which) {
 556                                 switch (which){
 557                                     case 0:
 558                                         sortByName(true);
 559                                         break;
 560                                     case 1:
 561                                         sortByDate(false);
 562                                         break;
 563                                 }
 564
 565                                 dialog.dismiss();
 566                             }
 567                         });
 568                 builder.create().show();
 569                 break;
 570             }
 571             case R.id.action_switch_view:{
 572                 if (isGridView()){
 573                     item.setTitle(getApplicationContext().getString(R.string.action_switch_grid_view));
 574                     item.setIcon(ContextCompat.getDrawable(getApplicationContext(),
 575                             R.drawable.ic_view_module));
 576                     DisplayUtils.setViewMode(getFile(), false);
 577                     switchToListView();
 578                 } else {
 579                     item.setTitle(getApplicationContext().getString(R.string.action_switch_list_view));
 580                     item.setIcon(ContextCompat.getDrawable(getApplicationContext(),
 581                             R.drawable.ic_view_list));
 582                     DisplayUtils.setViewMode(getFile(), true);
 583                     switchToGridView();
 584                 }
 585
 586                 return true;
 587             }
 588         default:
 589             retval = super.onOptionsItemSelected(item);
 590         }
 591         return retval;
 592     }
 593
 594     private void startSynchronization() {
 595         Log_OC.d(TAG, "Got to start sync");
 596         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 597             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 598             ContentResolver.cancelSync(null, MainApp.getAuthority());
 599             // cancel the current synchronizations of any ownCloud account
 600             Bundle bundle = new Bundle();
 601             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 602             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 603             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 604                     MainApp.getAuthority());
 605             ContentResolver.requestSync(
 606                     getAccount(),
 607                     MainApp.getAuthority(), bundle);
 608         } else {
 609             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 610                     MainApp.getAuthority() + " with new API");
 611             SyncRequest.Builder builder = new SyncRequest.Builder();
 612             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 613             builder.setExpedited(true);
 614             builder.setManual(true);
 615             builder.syncOnce();
 616
 617             // Fix bug in Android Lollipop when you click on refresh the whole account
 618             Bundle extras = new Bundle();
 619             builder.setExtras(extras);
 620
 621             SyncRequest request = builder.build();
 622             ContentResolver.requestSync(request);
 623         }
 624     }
 625
 626     /**
 627      * Called, when the user selected something for uploading
 628      *
 629      */
 630     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 631     @Override
 632     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 633
 634         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK ||
 635                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 636             //getClipData is only supported on api level 16+, Jelly Bean
 637             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 638                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 639                     Intent intent = new Intent();
 640                     intent.setData(data.getClipData().getItemAt(i).getUri());
 641                     requestSimpleUpload(intent, resultCode);
 642                 }
 643             }else {
 644                 requestSimpleUpload(data, resultCode);
 645             }
 646         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK ||
 647                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 648             requestMultipleUpload(data, resultCode);
 649
 650         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 651
 652             final Intent fData = data;
 653             final int fResultCode = resultCode;
 654             getHandler().postDelayed(
 655                 new Runnable() {
 656                     @Override
 657                     public void run() {
 658                         requestMoveOperation(fData, fResultCode);
 659                     }
 660                 },
 661                 DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 662             );
 663
 664         } else {
 665             super.onActivityResult(requestCode, resultCode, data);
 666         }
 667
 668     }
 669
 670     private void requestMultipleUpload(Intent data, int resultCode) {
 671         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 672         if (filePaths != null) {
 673             String[] remotePaths = new String[filePaths.length];
 674             String remotePathBase = getCurrentDir().getRemotePath();
 675             for (int j = 0; j< remotePaths.length; j++) {
 676                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 677             }
 678
 679             Intent i = new Intent(this, FileUploader.class);
 680             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 681             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 682             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 683             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 684             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 685                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 686             startService(i);
 687
 688         } else {
 689             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 690             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected),
 691                     Toast.LENGTH_LONG);
 692             t.show();
 693             return;
 694         }
 695     }
 696
 697
 698     private void requestSimpleUpload(Intent data, int resultCode) {
 699         String filePath = null;
 700         String mimeType = null;
 701
 702         Uri selectedImageUri = data.getData();
 703
 704         try {
 705             mimeType = getContentResolver().getType(selectedImageUri);
 706
 707             String fileManagerString = selectedImageUri.getPath();
 708             String selectedImagePath = UriUtils.getLocalPath(selectedImageUri, this);
 709
 710             if (selectedImagePath != null)
 711                 filePath = selectedImagePath;
 712             else
 713                 filePath = fileManagerString;
 714
 715         } catch (Exception e) {
 716             Log_OC.e(TAG, "Unexpected exception when trying to read the result of " +
 717                     "Intent.ACTION_GET_CONTENT", e);
 718
 719         } finally {
 720             if (filePath == null) {
 721                 Log_OC.e(TAG, "Couldn't resolve path to file");
 722                 Toast t = Toast.makeText(
 723                         this, getString(R.string.filedisplay_unexpected_bad_get_content),
 724                         Toast.LENGTH_LONG
 725                 );
 726                 t.show();
 727                 return;
 728             }
 729         }
 730
 731         Intent i = new Intent(this, FileUploader.class);
 732         i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 733         OCFile currentDir = getCurrentDir();
 734         String remotePath =  (currentDir != null) ? currentDir.getRemotePath() : OCFile.ROOT_PATH;
 735
 736         if (filePath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 737             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
 738             try {
 739                 if (cursor != null && cursor.moveToFirst()) {
 740                     String displayName = cursor.getString(cursor.getColumnIndex(
 741                             OpenableColumns.DISPLAY_NAME));
 742                     Log_OC.v(TAG, "Display Name: " + displayName );
 743
 744                     displayName.replace(File.separatorChar, '_');
 745                     displayName.replace(File.pathSeparatorChar, '_');
 746                     remotePath += displayName + DisplayUtils.getComposedFileExtension(filePath);
 747
 748                 }
 749                 // and what happens in case of error?; wrong target name for the upload
 750             } finally {
 751                 cursor.close();
 752             }
 753
 754         } else {
 755             remotePath += new File(filePath).getName();
 756         }
 757
 758         i.putExtra(FileUploader.KEY_LOCAL_FILE, filePath);
 759         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePath);
 760         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 761         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 762         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 763         i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 764         startService(i);
 765     }
 766
 767     /**
 768      * Request the operation for moving the file/folder from one path to another
 769      *
 770      * @param data              Intent received
 771      * @param resultCode        Result code received
 772      */
 773     private void requestMoveOperation(Intent data, int resultCode) {
 774         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 775         OCFile targetFile = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 776         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 777     }
 778
 779     @Override
 780     public void onBackPressed() {
 781         if (!isDrawerOpen()){
 782             OCFileListFragment listOfFiles = getListOfFilesFragment();
 783             if (mDualPane || getSecondFragment() == null) {
 784                 OCFile currentDir = getCurrentDir();
 785                 if (currentDir == null || currentDir.getParentId() == FileDataStorageManager.ROOT_PARENT_ID) {
 786                     finish();
 787                     return;
 788                 }
 789                 if (listOfFiles != null) {  // should never be null, indeed
 790                     listOfFiles.onBrowseUp();
 791                 }
 792             }
 793             if (listOfFiles != null) {  // should never be null, indeed
 794                 setFile(listOfFiles.getCurrentFile());
 795             }
 796             cleanSecondFragment();
 797
 798             changeGridIcon();
 799         } else {
 800             super.onBackPressed();
 801         }
 802     }
 803
 804     private void changeGridIcon(){
 805         MenuItem menuItem = mOptionsMenu.findItem(R.id.action_switch_view);
 806         if (DisplayUtils.isGridView(getFile(), getStorageManager())){
 807             menuItem.setTitle(getApplicationContext().getString(R.string.action_switch_list_view));
 808             menuItem.setIcon(ContextCompat.getDrawable(getApplicationContext(),
 809                     R.drawable.ic_view_list));
 810         } else {
 811             menuItem.setTitle(getApplicationContext().getString(R.string.action_switch_grid_view));
 812             menuItem.setIcon(ContextCompat.getDrawable(getApplicationContext(),
 813                     R.drawable.ic_view_module));
 814         }
 815     }
 816
 817     @Override
 818     protected void onSaveInstanceState(Bundle outState) {
 819         // responsibility of restore is preferred in onCreate() before than in
 820         // onRestoreInstanceState when there are Fragments involved
 821         Log_OC.v(TAG, "onSaveInstanceState() start");
 822         super.onSaveInstanceState(outState);
 823         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 824         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 825         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS,
 826         // mRefreshSharesInProgress);
 827         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 828
 829         Log_OC.v(TAG, "onSaveInstanceState() end");
 830     }
 831
 832
 833
 834     @Override
 835     protected void onResume() {
 836         Log_OC.v(TAG, "onResume() start");
 837         super.onResume();
 838
 839         // refresh Navigation Drawer account list
 840         mNavigationDrawerAdapter.updateAccountList();
 841
 842
 843         // refresh list of files
 844         refreshListOfFilesFragment();
 845
 846         // Listen for sync messages
 847         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 848         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 849         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 850         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 851         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 852         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 853         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 854         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver,
 855         // syncIntentFilter);
 856
 857         // Listen for upload messages
 858         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 859         mUploadFinishReceiver = new UploadFinishReceiver();
 860         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 861
 862         // Listen for download messages
 863         IntentFilter downloadIntentFilter = new IntentFilter(
 864                 FileDownloader.getDownloadAddedMessage());
 865         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 866         mDownloadFinishReceiver = new DownloadFinishReceiver();
 867         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 868
 869         Log_OC.v(TAG, "onResume() end");
 870     }
 871
 872
 873     @Override
 874     protected void onPause() {
 875         Log_OC.v(TAG, "onPause() start");
 876         if (mSyncBroadcastReceiver != null) {
 877             unregisterReceiver(mSyncBroadcastReceiver);
 878             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 879             mSyncBroadcastReceiver = null;
 880         }
 881         if (mUploadFinishReceiver != null) {
 882             unregisterReceiver(mUploadFinishReceiver);
 883             mUploadFinishReceiver = null;
 884         }
 885         if (mDownloadFinishReceiver != null) {
 886             unregisterReceiver(mDownloadFinishReceiver);
 887             mDownloadFinishReceiver = null;
 888         }
 889
 890         super.onPause();
 891         Log_OC.v(TAG, "onPause() end");
 892     }
 893
 894
 895     private class SyncBroadcastReceiver extends BroadcastReceiver {
 896
 897         /**
 898          * {@link BroadcastReceiver} to enable syncing feedback in UI
 899          */
 900         @Override
 901         public void onReceive(Context context, Intent intent) {
 902             try {
 903                 String event = intent.getAction();
 904                 Log_OC.d(TAG, "Received broadcast " + event);
 905                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 906                 String synchFolderRemotePath =
 907                         intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 908                 RemoteOperationResult synchResult =
 909                         (RemoteOperationResult)intent.getSerializableExtra(
 910                                 FileSyncAdapter.EXTRA_RESULT);
 911                 boolean sameAccount = (getAccount() != null &&
 912                         accountName.equals(getAccount().name) && getStorageManager() != null);
 913
 914                 if (sameAccount) {
 915
 916                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 917                         mSyncInProgress = true;
 918
 919                     } else {
 920                         OCFile currentFile = (getFile() == null) ? null :
 921                                 getStorageManager().getFileByPath(getFile().getRemotePath());
 922                         OCFile currentDir = (getCurrentDir() == null) ? null :
 923                                 getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 924
 925                         if (currentDir == null) {
 926                             // current folder was removed from the server
 927                             Toast.makeText( FileDisplayActivity.this,
 928                                             String.format(
 929                                                     getString(R.string.
 930                                                             sync_current_folder_was_removed),
 931                                                    synchFolderRemotePath),
 932                                             Toast.LENGTH_LONG)
 933                                 .show();
 934                             browseToRoot();
 935
 936                         } else {
 937                             if (currentFile == null && !getFile().isFolder()) {
 938                                 // currently selected file was removed in the server, and now we
 939                                 // know it
 940                                 cleanSecondFragment();
 941                                 currentFile = currentDir;
 942                             }
 943
 944                             if (synchFolderRemotePath != null &&
 945                                     currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 946                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 947                                 if (fileListFragment != null) {
 948                                     fileListFragment.listDirectory();
 949                                     // TODO Enable when "On Device" is recovered ?
 950                                     // fileListFragment.listDirectory(currentDir,
 951                                     // MainApp.getOnlyOnDevice());
 952                                 }
 953                             }
 954                             setFile(currentFile);
 955                         }
 956
 957                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
 958                                 !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED
 959                                         .equals(event));
 960
 961                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 962                                     equals(event) &&
 963                                 /// TODO refactor and make common
 964                                 synchResult != null && !synchResult.isSuccess() &&
 965                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
 966                                     synchResult.isIdPRedirection()                  ||
 967                                     (synchResult.isException() && synchResult.getException()
 968                                             instanceof AuthenticatorException))) {
 969
 970
 971                             try {
 972                                 OwnCloudClient client;
 973                                 OwnCloudAccount ocAccount =
 974                                         new OwnCloudAccount(getAccount(), context);
 975                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
 976                                         removeClientFor(ocAccount));
 977
 978                                 if (client != null) {
 979                                     OwnCloudCredentials cred = client.getCredentials();
 980                                     if (cred != null) {
 981                                         AccountManager am = AccountManager.get(context);
 982                                         if (cred.authTokenExpires()) {
 983                                             am.invalidateAuthToken(
 984                                                     getAccount().type,
 985                                                     cred.getAuthToken()
 986                                             );
 987                                         } else {
 988                                             am.clearPassword(getAccount());
 989                                         }
 990                                     }
 991                                 }
 992                                 requestCredentialsUpdate();
 993
 994                             } catch (AccountNotFoundException e) {
 995                                 Log_OC.e(TAG, "Account " + getAccount() + " was removed!", e);
 996                             }
 997
 998                         }
 999                     }
1000                     removeStickyBroadcast(intent);
1001                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
1002                     mProgressBar.setIndeterminate(mSyncInProgress);
1003                     //mProgressBar.setVisibility((mSyncInProgress) ? View.VISIBLE : View.INVISIBLE);
1004                     //setSupportProgressBarIndeterminateVisibility(mSyncInProgress
1005                     /*|| mRefreshSharesInProgress*/ //);
1006
1007                     setBackgroundText();
1008
1009                 }
1010
1011                 if (synchResult != null) {
1012                     if (synchResult.getCode().equals(
1013                             RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1014                         mLastSslUntrustedServerResult = synchResult;
1015                     }
1016                 }
1017             } catch (RuntimeException e) {
1018                 // avoid app crashes after changing the serial id of RemoteOperationResult
1019                 // in owncloud library with broadcast notifications pending to process
1020                 removeStickyBroadcast(intent);
1021             }
1022         }
1023     }
1024
1025     /**
1026      * Show a text message on screen view for notifying user if content is
1027      * loading or folder is empty
1028      */
1029     private void setBackgroundText() {
1030         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1031         if (ocFileListFragment != null) {
1032             int message = R.string.file_list_loading;
1033             if (!mSyncInProgress) {
1034                 // In case file list is empty
1035                 message = R.string.file_list_empty;
1036             }
1037             ocFileListFragment.setMessageForEmptyList(getString(message));
1038         } else {
1039             Log_OC.e(TAG, "OCFileListFragment is null");
1040         }
1041     }
1042
1043     /**
1044      * Once the file upload has finished -> update view
1045      */
1046     private class UploadFinishReceiver extends BroadcastReceiver {
1047         /**
1048          * Once the file upload has finished -> update view
1049          *  @author David A. Velasco
1050          * {@link BroadcastReceiver} to enable upload feedback in UI
1051          */
1052         @Override
1053         public void onReceive(Context context, Intent intent) {
1054             try {
1055                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1056                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1057                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1058                 OCFile currentDir = getCurrentDir();
1059                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1060                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1061
1062                 if (sameAccount && isDescendant) {
1063                     refreshListOfFilesFragment();
1064                 }
1065
1066                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT,
1067                         false);
1068                 boolean renamedInUpload = getFile().getRemotePath().
1069                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1070                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1071                         renamedInUpload;
1072                 FileFragment details = getSecondFragment();
1073                 boolean detailFragmentIsShown = (details != null &&
1074                         details instanceof FileDetailFragment);
1075
1076                 if (sameAccount && sameFile && detailFragmentIsShown) {
1077                     if (uploadWasFine) {
1078                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1079                     }
1080                     if (renamedInUpload) {
1081                         String newName = (new File(uploadedRemotePath)).getName();
1082                         Toast msg = Toast.makeText(
1083                                 context,
1084                                 String.format(
1085                                         getString(R.string.filedetails_renamed_in_upload_msg),
1086                                         newName),
1087                                 Toast.LENGTH_LONG);
1088                         msg.show();
1089                     }
1090                     if (uploadWasFine || getFile().fileExists()) {
1091                         ((FileDetailFragment)details).updateFileDetails(false, true);
1092                     } else {
1093                         cleanSecondFragment();
1094                     }
1095
1096                     // Force the preview if the file is an image
1097                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1098                         startImagePreview(getFile());
1099                     } // TODO what about other kind of previews?
1100                 }
1101
1102                 mProgressBar.setIndeterminate(false);
1103             } finally {
1104                 if (intent != null) {
1105                     removeStickyBroadcast(intent);
1106                 }
1107             }
1108
1109         }
1110
1111     }
1112
1113
1114     /**
1115      * Class waiting for broadcast events from the {@link FileDownloader} service.
1116      *
1117      * Updates the UI when a download is started or finished, provided that it is relevant for the
1118      * current folder.
1119      */
1120     private class DownloadFinishReceiver extends BroadcastReceiver {
1121
1122         //int refreshCounter = 0;
1123         @Override
1124         public void onReceive(Context context, Intent intent) {
1125             try {
1126                 boolean sameAccount = isSameAccount(context, intent);
1127                 String downloadedRemotePath =
1128                         intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1129                 boolean isDescendant = isDescendant(downloadedRemotePath);
1130
1131                 if (sameAccount && isDescendant) {
1132                     String linkedToRemotePath =
1133                             intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
1134                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
1135                         //Log_OC.v(TAG, "refresh #" + ++refreshCounter);
1136                         refreshListOfFilesFragment();
1137                     }
1138                     refreshSecondFragment(
1139                             intent.getAction(),
1140                             downloadedRemotePath,
1141                             intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false)
1142                     );
1143                 }
1144
1145                 if (mWaitingToSend != null) {
1146                     mWaitingToSend =
1147                             getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
1148                     if (mWaitingToSend.isDown()) {
1149                         sendDownloadedFile();
1150                     }
1151                 }
1152
1153             } finally {
1154                 if (intent != null) {
1155                     removeStickyBroadcast(intent);
1156                 }
1157             }
1158         }
1159
1160         private boolean isDescendant(String downloadedRemotePath) {
1161             OCFile currentDir = getCurrentDir();
1162             return (
1163                 currentDir != null &&
1164                 downloadedRemotePath != null &&
1165                 downloadedRemotePath.startsWith(currentDir.getRemotePath())
1166             );
1167         }
1168
1169         private boolean isAscendant(String linkedToRemotePath) {
1170             OCFile currentDir = getCurrentDir();
1171             return (
1172                 currentDir != null &&
1173                 currentDir.getRemotePath().startsWith(linkedToRemotePath)
1174             );
1175         }
1176
1177         private boolean isSameAccount(Context context, Intent intent) {
1178             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1179             return (accountName != null && getAccount() != null &&
1180                     accountName.equals(getAccount().name));
1181         }
1182     }
1183
1184
1185     public void browseToRoot() {
1186         OCFileListFragment listOfFiles = getListOfFilesFragment();
1187         if (listOfFiles != null) {  // should never be null, indeed
1188             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1189             listOfFiles.listDirectory(root);
1190             // TODO Enable when "On Device" is recovered ?
1191             // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
1192             setFile(listOfFiles.getCurrentFile());
1193             startSyncFolderOperation(root, false);
1194         }
1195         cleanSecondFragment();
1196
1197     }
1198
1199
1200     /**
1201      * {@inheritDoc}
1202      *
1203      * Updates action bar and second fragment, if in dual pane mode.
1204      */
1205     @Override
1206     public void onBrowsedDownTo(OCFile directory) {
1207         setFile(directory);
1208         cleanSecondFragment();
1209         // Sync Folder
1210         startSyncFolderOperation(directory, false);
1211
1212         MenuItem menuItem = mOptionsMenu.findItem(R.id.action_switch_view);
1213
1214         changeGridIcon();
1215         if (DisplayUtils.isGridView(directory, getStorageManager())){
1216             switchToGridView();
1217         } else {
1218             switchToListView();
1219         }
1220     }
1221
1222     /**
1223      * Shows the information of the {@link OCFile} received as a
1224      * parameter in the second fragment.
1225      *
1226      * @param file          {@link OCFile} whose details will be shown
1227      */
1228     @Override
1229     public void showDetails(OCFile file) {
1230         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1231         setSecondFragment(detailFragment);
1232         updateFragmentsVisibility(true);
1233         updateActionBarTitleAndHomeButton(file);
1234         setFile(file);
1235     }
1236
1237     @Override
1238     protected void updateActionBarTitleAndHomeButton(OCFile chosenFile) {
1239         if (mDualPane) {
1240             // in dual pane mode, keep the focus of title an action bar in the current folder
1241             super.updateActionBarTitleAndHomeButton(getCurrentDir());
1242
1243         } else {
1244             super.updateActionBarTitleAndHomeButton(chosenFile);
1245         }
1246
1247     }
1248
1249     @Override
1250     protected ServiceConnection newTransferenceServiceConnection() {
1251         return new ListServiceConnection();
1252     }
1253
1254     /** Defines callbacks for service binding, passed to bindService() */
1255     private class ListServiceConnection implements ServiceConnection {
1256
1257         @Override
1258         public void onServiceConnected(ComponentName component, IBinder service) {
1259             if (component.equals(new ComponentName(
1260                     FileDisplayActivity.this, FileDownloader.class))) {
1261                 Log_OC.d(TAG, "Download service connected");
1262                 mDownloaderBinder = (FileDownloaderBinder) service;
1263                 if (mWaitingToPreview != null)
1264                     if (getStorageManager() != null) {
1265                          // update the file
1266                         mWaitingToPreview =
1267                                 getStorageManager().getFileById(mWaitingToPreview.getFileId());
1268                         if (!mWaitingToPreview.isDown()) {
1269                             requestForDownload();
1270                         }
1271                 }
1272
1273             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1274                     FileUploader.class))) {
1275                 Log_OC.d(TAG, "Upload service connected");
1276                 mUploaderBinder = (FileUploaderBinder) service;
1277             } else {
1278                 return;
1279             }
1280             // a new chance to get the mDownloadBinder through
1281             // getFileDownloadBinder() - THIS IS A MESS
1282             OCFileListFragment listOfFiles = getListOfFilesFragment();
1283             if (listOfFiles != null) {
1284                 listOfFiles.listDirectory();
1285                 // TODO Enable when "On Device" is recovered ?
1286                 // listOfFiles.listDirectory(MainApp.getOnlyOnDevice());
1287             }
1288             FileFragment secondFragment = getSecondFragment();
1289             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1290                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1291                 detailFragment.listenForTransferProgress();
1292                 detailFragment.updateFileDetails(false, false);
1293             }
1294         }
1295
1296         @Override
1297         public void onServiceDisconnected(ComponentName component) {
1298             if (component.equals(new ComponentName(FileDisplayActivity.this,
1299                     FileDownloader.class))) {
1300                 Log_OC.d(TAG, "Download service disconnected");
1301                 mDownloaderBinder = null;
1302             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1303                     FileUploader.class))) {
1304                 Log_OC.d(TAG, "Upload service disconnected");
1305                 mUploaderBinder = null;
1306             }
1307         }
1308     };
1309
1310     @Override
1311     public void onSavedCertificate() {
1312         startSyncFolderOperation(getCurrentDir(), false);
1313     }
1314
1315
1316     @Override
1317     public void onFailedSavingCertificate() {
1318         ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(
1319                 R.string.ssl_validator_not_saved, new String[]{}, R.string.common_ok, -1, -1
1320         );
1321         dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED);
1322     }
1323
1324     @Override
1325     public void onCancelCertificate() {
1326         // nothing to do
1327     }
1328
1329     /**
1330      * Updates the view associated to the activity after the finish of some operation over files
1331      * in the current account.
1332      *
1333      * @param operation     Removal operation performed.
1334      * @param result        Result of the removal.
1335      */
1336     @Override
1337     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1338         super.onRemoteOperationFinish(operation, result);
1339
1340         if (operation instanceof RemoveFileOperation) {
1341             onRemoveFileOperationFinish((RemoveFileOperation) operation, result);
1342
1343         } else if (operation instanceof RenameFileOperation) {
1344             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1345
1346         } else if (operation instanceof SynchronizeFileOperation) {
1347             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1348
1349         } else if (operation instanceof CreateFolderOperation) {
1350             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1351
1352         } else if (operation instanceof CreateShareOperation) {
1353             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1354
1355         } else if (operation instanceof UnshareLinkOperation) {
1356             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1357
1358         } else if (operation instanceof MoveFileOperation) {
1359             onMoveFileOperationFinish((MoveFileOperation)operation, result);
1360         }
1361
1362     }
1363
1364
1365     private void onCreateShareOperationFinish(CreateShareOperation operation,
1366                                               RemoteOperationResult result) {
1367         if (result.isSuccess()) {
1368             refreshShowDetails();
1369             refreshListOfFilesFragment();
1370         }
1371     }
1372
1373
1374     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
1375                                               RemoteOperationResult result) {
1376         if (result.isSuccess()) {
1377             refreshShowDetails();
1378             refreshListOfFilesFragment();
1379
1380         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1381             cleanSecondFragment();
1382             refreshListOfFilesFragment();
1383         }
1384     }
1385
1386     private void refreshShowDetails() {
1387         FileFragment details = getSecondFragment();
1388         if (details != null) {
1389             OCFile file = details.getFile();
1390             if (file != null) {
1391                 file = getStorageManager().getFileByPath(file.getRemotePath());
1392                 if (details instanceof PreviewMediaFragment) {
1393                     // Refresh  OCFile of the fragment
1394                     ((PreviewMediaFragment) details).updateFile(file);
1395                 } else {
1396                     showDetails(file);
1397                 }
1398             }
1399             invalidateOptionsMenu();
1400         }
1401     }
1402
1403     /**
1404      * Updates the view associated to the activity after the finish of an operation trying to
1405      * remove a file.
1406      *
1407      * @param operation     Removal operation performed.
1408      * @param result        Result of the removal.
1409      */
1410     private void onRemoveFileOperationFinish(RemoveFileOperation operation,
1411                                              RemoteOperationResult result) {
1412         dismissLoadingDialog();
1413
1414         Toast msg = Toast.makeText(this,
1415                 ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1416                 Toast.LENGTH_LONG);
1417         msg.show();
1418
1419         if (result.isSuccess()) {
1420             OCFile removedFile = operation.getFile();
1421             FileFragment second = getSecondFragment();
1422             if (second != null && removedFile.equals(second.getFile())) {
1423                 if (second instanceof PreviewMediaFragment) {
1424                     ((PreviewMediaFragment)second).stopPreview(true);
1425                 }
1426                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1427                 cleanSecondFragment();
1428             }
1429             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1430                 refreshListOfFilesFragment();
1431             }
1432             invalidateOptionsMenu();
1433         } else {
1434             if (result.isSslRecoverableException()) {
1435                 mLastSslUntrustedServerResult = result;
1436                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1437             }
1438         }
1439     }
1440
1441
1442     /**
1443      * Updates the view associated to the activity after the finish of an operation trying to move a
1444      * file.
1445      *
1446      * @param operation     Move operation performed.
1447      * @param result        Result of the move operation.
1448      */
1449     private void onMoveFileOperationFinish(MoveFileOperation operation,
1450                                            RemoteOperationResult result) {
1451         if (result.isSuccess()) {
1452             dismissLoadingDialog();
1453             refreshListOfFilesFragment();
1454         } else {
1455             dismissLoadingDialog();
1456             try {
1457                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1458                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1459                         Toast.LENGTH_LONG);
1460                 msg.show();
1461
1462             } catch (NotFoundException e) {
1463                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1464             }
1465         }
1466     }
1467
1468
1469     /**
1470      * Updates the view associated to the activity after the finish of an operation trying to rename
1471      * a file.
1472      *
1473      * @param operation     Renaming operation performed.
1474      * @param result        Result of the renaming.
1475      */
1476     private void onRenameFileOperationFinish(RenameFileOperation operation,
1477                                              RemoteOperationResult result) {
1478         dismissLoadingDialog();
1479         OCFile renamedFile = operation.getFile();
1480         if (result.isSuccess()) {
1481             FileFragment details = getSecondFragment();
1482             if (details != null) {
1483                 if (details instanceof FileDetailFragment &&
1484                         renamedFile.equals(details.getFile()) ) {
1485                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1486                     showDetails(renamedFile);
1487
1488                 } else if (details instanceof PreviewMediaFragment &&
1489                         renamedFile.equals(details.getFile())) {
1490                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1491                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1492                         int position = ((PreviewMediaFragment)details).getPosition();
1493                         startMediaPreview(renamedFile, position, true);
1494                     } else {
1495                         getFileOperationsHelper().openFile(renamedFile);
1496                     }
1497                 }
1498             }
1499
1500             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())){
1501                 refreshListOfFilesFragment();
1502             }
1503
1504         } else {
1505             Toast msg = Toast.makeText(this,
1506                     ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1507                     Toast.LENGTH_LONG);
1508             msg.show();
1509
1510             if (result.isSslRecoverableException()) {
1511                 mLastSslUntrustedServerResult = result;
1512                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1513             }
1514         }
1515     }
1516
1517     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation,
1518                                                   RemoteOperationResult result) {
1519         if (result.isSuccess()) {
1520             if (operation.transferWasRequested()) {
1521                 OCFile syncedFile = operation.getLocalFile();
1522                 onTransferStateChanged(syncedFile, true, true);
1523                 invalidateOptionsMenu();
1524             }
1525         }
1526     }
1527
1528     /**
1529      * Updates the view associated to the activity after the finish of an operation trying create a
1530      * new folder
1531      *
1532      * @param operation     Creation operation performed.
1533      * @param result        Result of the creation.
1534      */
1535     private void onCreateFolderOperationFinish(CreateFolderOperation operation,
1536                                                RemoteOperationResult result) {
1537         if (result.isSuccess()) {
1538             dismissLoadingDialog();
1539             refreshListOfFilesFragment();
1540         } else {
1541             dismissLoadingDialog();
1542             try {
1543                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1544                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1545                         Toast.LENGTH_LONG);
1546                 msg.show();
1547
1548             } catch (NotFoundException e) {
1549                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1550             }
1551         }
1552     }
1553
1554
1555     /**
1556      * {@inheritDoc}
1557      */
1558     @Override
1559     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1560         refreshListOfFilesFragment();
1561         FileFragment details = getSecondFragment();
1562         if (details != null && details instanceof FileDetailFragment &&
1563                 file.equals(details.getFile()) ) {
1564             if (downloading || uploading) {
1565                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1566             } else {
1567                 if (!file.fileExists()) {
1568                     cleanSecondFragment();
1569                 } else {
1570                     ((FileDetailFragment)details).updateFileDetails(false, true);
1571                 }
1572             }
1573         }
1574
1575     }
1576
1577
1578     private void requestForDownload() {
1579         Account account = getAccount();
1580         //if (!mWaitingToPreview.isDownloading()) {
1581         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1582             Intent i = new Intent(this, FileDownloader.class);
1583             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1584             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1585             startService(i);
1586         }
1587     }
1588
1589
1590     private OCFile getCurrentDir() {
1591         OCFile file = getFile();
1592         if (file != null) {
1593             if (file.isFolder()) {
1594                 return file;
1595             } else if (getStorageManager() != null) {
1596                 String parentPath = file.getRemotePath().substring(0,
1597                         file.getRemotePath().lastIndexOf(file.getFileName()));
1598                 return getStorageManager().getFileByPath(parentPath);
1599             }
1600         }
1601         return null;
1602     }
1603
1604     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1605         long currentSyncTime = System.currentTimeMillis();
1606
1607         mSyncInProgress = true;
1608
1609         // perform folder synchronization
1610         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
1611                 currentSyncTime,
1612                 false,
1613                 getFileOperationsHelper().isSharedSupported(),
1614                 ignoreETag,
1615                 getStorageManager(),
1616                 getAccount(),
1617                 getApplicationContext()
1618         );
1619         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
1620         mProgressBar.setIndeterminate(true);
1621
1622         setBackgroundText();
1623     }
1624
1625     /**
1626      * Show untrusted cert dialog
1627      */
1628     public void showUntrustedCertDialog(RemoteOperationResult result) {
1629         // Show a dialog with the certificate info
1630         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
1631                 (CertificateCombinedException) result.getException());
1632         FragmentManager fm = getSupportFragmentManager();
1633         FragmentTransaction ft = fm.beginTransaction();
1634         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1635     }
1636
1637     private void requestForDownload(OCFile file) {
1638         Account account = getAccount();
1639         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1640             Intent i = new Intent(this, FileDownloader.class);
1641             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1642             i.putExtra(FileDownloader.EXTRA_FILE, file);
1643             startService(i);
1644         }
1645     }
1646
1647     private void sendDownloadedFile(){
1648         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1649         mWaitingToSend = null;
1650     }
1651
1652
1653     /**
1654      * Requests the download of the received {@link OCFile} , updates the UI
1655      * to monitor the download progress and prepares the activity to send the file
1656      * when the download finishes.
1657      *
1658      * @param file          {@link OCFile} to download and preview.
1659      */
1660     public void startDownloadForSending(OCFile file) {
1661         mWaitingToSend = file;
1662         requestForDownload(mWaitingToSend);
1663         boolean hasSecondFragment = (getSecondFragment()!= null);
1664         updateFragmentsVisibility(hasSecondFragment);
1665     }
1666
1667     /**
1668      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1669      *
1670      * @param file                      Image {@link OCFile} to show.
1671      */
1672     public void startImagePreview(OCFile file) {
1673         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1674         showDetailsIntent.putExtra(EXTRA_FILE, file);
1675         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1676         startActivity(showDetailsIntent);
1677
1678     }
1679
1680     /**
1681      * Stars the preview of an already down media {@link OCFile}.
1682      *
1683      * @param file                      Media {@link OCFile} to preview.
1684      * @param startPlaybackPosition     Media position where the playback will be started,
1685      *                                  in milliseconds.
1686      * @param autoplay                  When 'true', the playback will start without user
1687      *                                  interactions.
1688      */
1689     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1690         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition,
1691                 autoplay);
1692         setSecondFragment(mediaFragment);
1693         updateFragmentsVisibility(true);
1694         updateActionBarTitleAndHomeButton(file);
1695         setFile(file);
1696     }
1697
1698     /**
1699      * Requests the download of the received {@link OCFile} , updates the UI
1700      * to monitor the download progress and prepares the activity to preview
1701      * or open the file when the download finishes.
1702      *
1703      * @param file          {@link OCFile} to download and preview.
1704      */
1705     public void startDownloadForPreview(OCFile file) {
1706         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1707         setSecondFragment(detailFragment);
1708         mWaitingToPreview = file;
1709         requestForDownload();
1710         updateFragmentsVisibility(true);
1711         updateActionBarTitleAndHomeButton(file);
1712         setFile(file);
1713     }
1714
1715
1716     public void cancelTransference(OCFile file) {
1717         getFileOperationsHelper().cancelTransference(file);
1718         if (mWaitingToPreview != null &&
1719                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1720             mWaitingToPreview = null;
1721         }
1722         if (mWaitingToSend != null &&
1723                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1724             mWaitingToSend = null;
1725         }
1726         onTransferStateChanged(file, false, false);
1727     }
1728
1729     @Override
1730     public void onRefresh(boolean ignoreETag) {
1731         refreshList(ignoreETag);
1732     }
1733
1734     @Override
1735     public void onRefresh() {
1736         refreshList(true);
1737     }
1738
1739     private void refreshList(boolean ignoreETag) {
1740         OCFileListFragment listOfFiles = getListOfFilesFragment();
1741         if (listOfFiles != null) {
1742             OCFile folder = listOfFiles.getCurrentFile();
1743             if (folder != null) {
1744                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1745                 listDirectory(mFile);*/
1746                 startSyncFolderOperation(folder, ignoreETag);
1747             }
1748         }
1749     }
1750
1751     private void sortByDate(boolean ascending){
1752         getListOfFilesFragment().sortByDate(ascending);
1753     }
1754
1755     private void sortBySize(boolean ascending){
1756         getListOfFilesFragment().sortBySize(ascending);
1757     }
1758
1759     private void sortByName(boolean ascending){
1760         getListOfFilesFragment().sortByName(ascending);
1761     }
1762     private boolean isGridView(){ return getListOfFilesFragment().isGridView(); }
1763     private void switchToGridView() {
1764         getListOfFilesFragment().switchToGridView();
1765     }
1766     private void switchToListView() {
1767         getListOfFilesFragment().switchToListView();
1768     }
1769
1770    public void allFilesOption() {
1771        browseToRoot();
1772    }
1773 }