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