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