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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2014 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.ui.activity;
  20
  21 import java.io.File;
  22 import java.io.IOException;
  23
  24 import android.accounts.Account;
  25 import android.accounts.AccountManager;
  26 import android.accounts.AuthenticatorException;
  27 import android.accounts.OperationCanceledException;
  28 import android.annotation.SuppressLint;
  29 import android.annotation.TargetApi;
  30 import android.app.AlertDialog;
  31 import android.app.Dialog;
  32 import android.app.ProgressDialog;
  33 import android.content.BroadcastReceiver;
  34 import android.content.ComponentName;
  35 import android.content.ContentResolver;
  36 import android.content.ContentUris;
  37 import android.content.Context;
  38 import android.content.DialogInterface;
  39 import android.content.Intent;
  40 import android.content.IntentFilter;
  41 import android.content.ServiceConnection;
  42 import android.content.SharedPreferences;
  43 import android.content.SyncRequest;
  44 import android.content.res.Resources.NotFoundException;
  45 import android.database.Cursor;
  46 import android.net.Uri;
  47 import android.os.Build;
  48 import android.os.Bundle;
  49 import android.os.Environment;
  50 import android.os.IBinder;
  51 import android.preference.PreferenceManager;
  52 import android.provider.DocumentsContract;
  53 import android.provider.MediaStore;
  54 import android.provider.OpenableColumns;
  55 import android.support.v4.app.Fragment;
  56 import android.support.v4.app.FragmentManager;
  57 import android.support.v4.app.FragmentTransaction;
  58 import android.util.Log;
  59 import android.view.View;
  60 import android.view.ViewGroup;
  61 import android.widget.ArrayAdapter;
  62 import android.widget.TextView;
  63 import android.widget.Toast;
  64
  65 import com.actionbarsherlock.app.ActionBar;
  66 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  67 import com.actionbarsherlock.view.Menu;
  68 import com.actionbarsherlock.view.MenuInflater;
  69 import com.actionbarsherlock.view.MenuItem;
  70 import com.actionbarsherlock.view.Window;
  71 import com.owncloud.android.BuildConfig;
  72 import com.owncloud.android.MainApp;
  73 import com.owncloud.android.R;
  74 import com.owncloud.android.datamodel.OCFile;
  75 import com.owncloud.android.files.services.FileDownloader;
  76 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  77 import com.owncloud.android.files.services.FileUploader;
  78 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  79 import com.owncloud.android.lib.common.OwnCloudAccount;
  80 import com.owncloud.android.lib.common.OwnCloudClient;
  81 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  82 import com.owncloud.android.lib.common.OwnCloudCredentials;
  83 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  84 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  85 import com.owncloud.android.lib.common.operations.RemoteOperation;
  86 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  87 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  88 import com.owncloud.android.lib.common.utils.Log_OC;
  89 import com.owncloud.android.operations.CreateFolderOperation;
  90 import com.owncloud.android.operations.CreateShareOperation;
  91 import com.owncloud.android.operations.MoveFileOperation;
  92 import com.owncloud.android.operations.RemoveFileOperation;
  93 import com.owncloud.android.operations.RenameFileOperation;
  94 import com.owncloud.android.operations.SynchronizeFileOperation;
  95 import com.owncloud.android.operations.RefreshFolderOperation;
  96 import com.owncloud.android.operations.UnshareLinkOperation;
  97 import com.owncloud.android.services.observer.FileObserverService;
  98 import com.owncloud.android.syncadapter.FileSyncAdapter;
  99 import com.owncloud.android.ui.adapter.FileListListAdapter;
 100 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
 101 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
 102 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
 103 import com.owncloud.android.ui.fragment.FileDetailFragment;
 104 import com.owncloud.android.ui.fragment.FileFragment;
 105 import com.owncloud.android.ui.fragment.OCFileListFragment;
 106 import com.owncloud.android.ui.preview.PreviewImageActivity;
 107 import com.owncloud.android.ui.preview.PreviewImageFragment;
 108 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 109 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 110 import com.owncloud.android.utils.DisplayUtils;
 111 import com.owncloud.android.utils.ErrorMessageAdapter;
 112 import com.owncloud.android.utils.UriUtils;
 113
 114
 115 /**
 116  * Displays, what files the user has available in his ownCloud.
 117  *
 118  * @author Bartek Przybylski
 119  * @author David A. Velasco
 120  */
 121
 122 public class FileDisplayActivity extends HookActivity implements
 123 FileFragment.ContainerActivity, OnNavigationListener,
 124 OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 125
 126     private ArrayAdapter<String> mDirectories;
 127
 128     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 129     private UploadFinishReceiver mUploadFinishReceiver;
 130     private DownloadFinishReceiver mDownloadFinishReceiver;
 131     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 132
 133     private boolean mDualPane;
 134     private View mLeftFragmentContainer;
 135     private View mRightFragmentContainer;
 136
 137     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 138     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 139     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 140
 141     public static final int DIALOG_SHORT_WAIT = 0;
 142     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 143     private static final int DIALOG_CERT_NOT_SAVED = 2;
 144
 145     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 146
 147     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 148     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 149     public static final int ACTION_MOVE_FILES = 3;
 150
 151     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 152
 153     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 154     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 155
 156     private OCFile mWaitingToPreview;
 157
 158     private boolean mSyncInProgress = false;
 159
 160     private String DIALOG_UNTRUSTED_CERT;
 161
 162     private OCFile mWaitingToSend;
 163
 164     @Override
 165     protected void onCreate(Bundle savedInstanceState) {
 166         Log_OC.d(TAG, "onCreate() start");
 167         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 168
 169         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 170
 171         // PIN CODE request ;  best location is to decide, let's try this first
 172         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 173             requestPinCode();
 174         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 175             requestPinCode();
 176         }
 177
 178         /// grant that FileObserverService is watching favourite files
 179         if (savedInstanceState == null) {
 180             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 181             startService(initObserversIntent);
 182         }
 183
 184         /// Load of saved instance state
 185         if(savedInstanceState != null) {
 186             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 187             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 188             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 189
 190         } else {
 191             mWaitingToPreview = null;
 192             mSyncInProgress = false;
 193             mWaitingToSend = null;
 194         }
 195
 196         /// USER INTERFACE
 197
 198         // Inflate and set the layout view
 199         setContentView(R.layout.files);
 200         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 201         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 202         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 203         if (savedInstanceState == null) {
 204             createMinFragments();
 205         }
 206
 207         // Action bar setup
 208         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 209         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 210         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 211
 212         setBackgroundText();
 213
 214         Log_OC.d(TAG, "onCreate() end");
 215     }
 216
 217     @Override
 218     protected void onStart() {
 219         super.onStart();
 220         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 221     }
 222
 223     @Override
 224     protected void onDestroy() {
 225         super.onDestroy();
 226     }
 227
 228     /**
 229      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 230      */
 231     @Override
 232     protected void onAccountSet(boolean stateWasRecovered) {
 233         super.onAccountSet(stateWasRecovered);
 234         if (getAccount() != null) {
 235             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 236             OCFile file = getFile();
 237             // get parent from path
 238             String parentPath = "";
 239             if (file != null) {
 240                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 241                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 242                     // get parent from path
 243                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 244                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 245                         file = null; // not able to know the directory where the file is uploading
 246                 } else {
 247                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 248                 }
 249             }
 250             if (file == null) {
 251                 // fall back to root folder
 252                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 253             }
 254             setFile(file);
 255             setNavigationListWithFolder(file);
 256
 257             if (!stateWasRecovered) {
 258                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 259                 initFragmentsWithFile();
 260                 if (file.isFolder()) {
 261                     startSyncFolderOperation(file, false);
 262                 }
 263
 264             } else {
 265                 updateFragmentsVisibility(!file.isFolder());
 266                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 267             }
 268         }
 269     }
 270
 271
 272     private void setNavigationListWithFolder(OCFile file) {
 273         mDirectories.clear();
 274         OCFile fileIt = file;
 275         String parentPath;
 276         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 277             if (fileIt.isFolder()) {
 278                 mDirectories.add(fileIt.getFileName());
 279             }
 280             // get parent from path
 281             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 282             fileIt = getStorageManager().getFileByPath(parentPath);
 283         }
 284         mDirectories.add(OCFile.PATH_SEPARATOR);
 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             } else {
 302                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 303             }
 304
 305             /// Second fragment
 306             OCFile file = getFile();
 307             Fragment secondFragment = chooseInitialSecondFragment(file);
 308             if (secondFragment != null) {
 309                 setSecondFragment(secondFragment);
 310                 updateFragmentsVisibility(true);
 311                 updateNavigationElementsInActionBar(file);
 312
 313             } else {
 314                 cleanSecondFragment();
 315             }
 316
 317         } else {
 318             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 319             if (getAccount() == null) {
 320                 Log_OC.wtf(TAG, "\t account is NULL");
 321             }
 322             if (getFile() == null) {
 323                 Log_OC.wtf(TAG, "\t file is NULL");
 324             }
 325         }
 326     }
 327
 328     private Fragment chooseInitialSecondFragment(OCFile file) {
 329         Fragment secondFragment = null;
 330         if (file != null && !file.isFolder()) {
 331             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 332                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 333                     ) {
 334                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 335                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 336                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 337
 338             } else {
 339                 secondFragment = new FileDetailFragment(file, getAccount());
 340             }
 341         }
 342         return secondFragment;
 343     }
 344
 345
 346     /**
 347      * Replaces the second fragment managed by the activity with the received as
 348      * a parameter.
 349      *
 350      * Assumes never will be more than two fragments managed at the same time.
 351      *
 352      * @param fragment      New second Fragment to set.
 353      */
 354     private void setSecondFragment(Fragment fragment) {
 355         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 356         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 357         transaction.commit();
 358     }
 359
 360
 361     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 362         if (mDualPane) {
 363             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 364                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 365             }
 366             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 367                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 368             }
 369
 370         } else if (existsSecondFragment) {
 371             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 372                 mLeftFragmentContainer.setVisibility(View.GONE);
 373             }
 374             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 375                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 376             }
 377
 378         } else {
 379             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 380                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 381             }
 382             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 383                 mRightFragmentContainer.setVisibility(View.GONE);
 384             }
 385         }
 386     }
 387
 388
 389     private OCFileListFragment getListOfFilesFragment() {
 390         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 391         if (listOfFiles != null) {
 392             return (OCFileListFragment)listOfFiles;
 393         }
 394         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 395         return null;
 396     }
 397
 398     public FileFragment getSecondFragment() {
 399         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 400         if (second != null) {
 401             return (FileFragment)second;
 402         }
 403         return null;
 404     }
 405
 406     protected void cleanSecondFragment() {
 407         Fragment second = getSecondFragment();
 408         if (second != null) {
 409             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 410             tr.remove(second);
 411             tr.commit();
 412         }
 413         updateFragmentsVisibility(false);
 414         updateNavigationElementsInActionBar(null);
 415     }
 416
 417     protected void refreshListOfFilesFragment() {
 418         OCFileListFragment fileListFragment = getListOfFilesFragment();
 419         if (fileListFragment != null) {
 420             fileListFragment.listDirectory();
 421         }
 422     }
 423
 424     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 425         FileFragment secondFragment = getSecondFragment();
 426         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 427         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 428             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 429             OCFile fileInFragment = detailsFragment.getFile();
 430             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 431                 // the user browsed to other file ; forget the automatic preview
 432                 mWaitingToPreview = null;
 433
 434             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 435                 // grant that the right panel updates the progress bar
 436                 detailsFragment.listenForTransferProgress();
 437                 detailsFragment.updateFileDetails(true, false);
 438
 439             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 440                 //  update the right panel
 441                 boolean detailsFragmentChanged = false;
 442                 if (waitedPreview) {
 443                     if (success) {
 444                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 445                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 446                             startMediaPreview(mWaitingToPreview, 0, true);
 447                             detailsFragmentChanged = true;
 448                         } else {
 449                             getFileOperationsHelper().openFile(mWaitingToPreview);
 450                         }
 451                     }
 452                     mWaitingToPreview = null;
 453                 }
 454                 if (!detailsFragmentChanged) {
 455                     detailsFragment.updateFileDetails(false, (success));
 456                 }
 457             }
 458         }
 459     }
 460
 461     @Override
 462     public boolean onPrepareOptionsMenu(Menu menu) {
 463         if (BuildConfig.DEBUG) {
 464             menu.findItem(R.id.action_logger).setVisible(true);
 465         } else {
 466             menu.findItem(R.id.action_logger).setVisible(false);
 467         }
 468         return super.onPrepareOptionsMenu(menu);
 469     }
 470
 471     @Override
 472     public boolean onCreateOptionsMenu(Menu menu) {
 473         MenuInflater inflater = getSherlock().getMenuInflater();
 474         inflater.inflate(R.menu.main_menu, menu);
 475         return true;
 476     }
 477
 478     @Override
 479     public boolean onOptionsItemSelected(MenuItem item) {
 480         boolean retval = true;
 481         switch (item.getItemId()) {
 482         case R.id.action_create_dir: {
 483             CreateFolderDialogFragment dialog =
 484                     CreateFolderDialogFragment.newInstance(getCurrentDir());
 485             dialog.show(getSupportFragmentManager(), "createdirdialog");
 486             break;
 487         }
 488         case R.id.action_sync_account: {
 489             startSynchronization();
 490             break;
 491         }
 492         case R.id.action_upload: {
 493             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 494             break;
 495         }
 496         case R.id.action_settings: {
 497             Intent settingsIntent = new Intent(this, Preferences.class);
 498             startActivity(settingsIntent);
 499             break;
 500         }
 501         case R.id.action_logger: {
 502             Intent loggerIntent = new Intent(getApplicationContext(),LogHistoryActivity.class);
 503             startActivity(loggerIntent);
 504             break;
 505         }
 506         case android.R.id.home: {
 507             FileFragment second = getSecondFragment();
 508             OCFile currentDir = getCurrentDir();
 509             if((currentDir != null && currentDir.getParentId() != 0) ||
 510                     (second != null && second.getFile() != null)) {
 511                 onBackPressed();
 512
 513             }
 514             break;
 515         }
 516         case R.id.action_sort: {
 517             SharedPreferences appPreferences = PreferenceManager
 518                     .getDefaultSharedPreferences(this);
 519
 520             // Read sorting order, default to sort by name ascending
 521             Integer sortOrder = appPreferences
 522                     .getInt("sortOrder", FileListListAdapter.SORT_NAME);
 523
 524             AlertDialog.Builder builder = new AlertDialog.Builder(this);
 525             builder.setTitle(R.string.actionbar_sort_title)
 526             .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder , new DialogInterface.OnClickListener() {
 527                 public void onClick(DialogInterface dialog, int which) {
 528
 529                     switch (which){
 530                     case 0:
 531                         sortByName(true);
 532                         break;
 533                     case 1:
 534                         sortByDate(false);
 535                         break;
 536
 537 // TODO re-enable when server-side folder size calculation is available
 538 //                    case 2:
 539 //                        sortBySize(false);
 540 //                        break;
 541                     }
 542
 543                     dialog.dismiss();
 544
 545                 }
 546             });
 547             builder.create().show();
 548             break;
 549         }
 550         default:
 551             retval = super.onOptionsItemSelected(item);
 552         }
 553         return retval;
 554     }
 555
 556     private void startSynchronization() {
 557         Log_OC.e(TAG, "Got to start sync");
 558         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 559             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 560             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 561             Bundle bundle = new Bundle();
 562             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 563             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 564             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 565             ContentResolver.requestSync(
 566                     getAccount(),
 567                     MainApp.getAuthority(), bundle);
 568         } else {
 569             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 570             SyncRequest.Builder builder = new SyncRequest.Builder();
 571             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 572             builder.setExpedited(true);
 573             builder.setManual(true);
 574             builder.syncOnce();
 575
 576             // Fix bug in Android Lollipop when you click on refresh the whole account
 577             Bundle extras = new Bundle();
 578             builder.setExtras(extras);
 579
 580             SyncRequest request = builder.build();
 581             ContentResolver.requestSync(request);
 582         }
 583     }
 584
 585
 586     @Override
 587     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 588         if (itemPosition != 0) {
 589             String targetPath = "";
 590             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 591                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 592             }
 593             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 594             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 595             if (targetFolder != null) {
 596                 browseTo(targetFolder);
 597             }
 598
 599             // the next operation triggers a new call to this method, but it's necessary to
 600             // ensure that the name exposed in the action bar is the current directory when the
 601             // user selected it in the navigation list
 602             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 603                 getSupportActionBar().setSelectedNavigationItem(0);
 604         }
 605         return true;
 606     }
 607
 608     /**
 609      * Called, when the user selected something for uploading
 610      *
 611      */
 612     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 613     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 614         super.onActivityResult(requestCode, resultCode, data);
 615
 616         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 617             //getClipData is only supported on api level 16+, Jelly Bean
 618             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 619                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 620                     Intent intent = new Intent();
 621                     intent.setData(data.getClipData().getItemAt(i).getUri());
 622                     requestSimpleUpload(intent, resultCode);
 623                 }
 624             }else {
 625                 requestSimpleUpload(data, resultCode);
 626             }
 627         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 628             requestMultipleUpload(data, resultCode);
 629
 630         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 631
 632             final Intent fData = data;
 633             final int fResultCode = resultCode;
 634             getHandler().postDelayed(
 635                 new Runnable() {
 636                     @Override
 637                     public void run() {
 638                         requestMoveOperation(fData, fResultCode);
 639                     }
 640                 },
 641                 DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 642             );
 643         }
 644     }
 645
 646     private void requestMultipleUpload(Intent data, int resultCode) {
 647         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 648         if (filePaths != null) {
 649             String[] remotePaths = new String[filePaths.length];
 650             String remotePathBase = "";
 651             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 652                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 653             }
 654             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 655                 remotePathBase += OCFile.PATH_SEPARATOR;
 656             for (int j = 0; j< remotePaths.length; j++) {
 657                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 658             }
 659
 660             Intent i = new Intent(this, FileUploader.class);
 661             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 662             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 663             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 664             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 665             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 666                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 667             startService(i);
 668
 669         } else {
 670             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 671             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 672             t.show();
 673             return;
 674         }
 675     }
 676
 677
 678     private void requestSimpleUpload(Intent data, int resultCode) {
 679         String filepath = null;
 680         String mimeType = null;
 681
 682         Uri selectedImageUri = data.getData();
 683
 684         try {
 685             mimeType = getContentResolver().getType(selectedImageUri);
 686
 687             String filemanagerstring = selectedImageUri.getPath();
 688             String selectedImagePath = getPath(selectedImageUri);
 689
 690             if (selectedImagePath != null)
 691                 filepath = selectedImagePath;
 692             else
 693                 filepath = filemanagerstring;
 694
 695         } catch (Exception e) {
 696             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 697             e.printStackTrace();
 698
 699         } finally {
 700             if (filepath == null) {
 701                 Log_OC.e(TAG, "Couldnt resolve path to file");
 702                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 703                 t.show();
 704                 return;
 705             }
 706         }
 707
 708         Intent i = new Intent(this, FileUploader.class);
 709         i.putExtra(FileUploader.KEY_ACCOUNT,
 710                 getAccount());
 711         String remotepath = new String();
 712         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 713             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 714         }
 715         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 716             remotepath += OCFile.PATH_SEPARATOR;
 717
 718         if (filepath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 719
 720             Cursor cursor = MainApp.getAppContext().getContentResolver()
 721                     .query(Uri.parse(filepath), null, null, null, null, null);
 722
 723             try {
 724                 if (cursor != null && cursor.moveToFirst()) {
 725                     String displayName = cursor.getString(
 726                             cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
 727                     Log.i(TAG, "Display Name: " + displayName + "; mimeType: " + mimeType);
 728
 729                     displayName.replace(File.separatorChar, '_');
 730                     displayName.replace(File.pathSeparatorChar, '_');
 731                     remotepath += displayName + DisplayUtils.getComposedFileExtension(filepath);
 732
 733                 }
 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     @Override
 764     public void onBackPressed() {
 765         OCFileListFragment listOfFiles = getListOfFilesFragment();
 766         if (mDualPane || getSecondFragment() == null) {
 767             if (listOfFiles != null) {  // should never be null, indeed
 768                 if (mDirectories.getCount() <= 1) {
 769                     finish();
 770                     return;
 771                 }
 772                 int levelsUp = listOfFiles.onBrowseUp();
 773                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 774                     popDirname();
 775                 }
 776             }
 777         }
 778         if (listOfFiles != null) {  // should never be null, indeed
 779             setFile(listOfFiles.getCurrentFile());
 780         }
 781         cleanSecondFragment();
 782
 783     }
 784
 785     @Override
 786     protected void onSaveInstanceState(Bundle outState) {
 787         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 788         Log_OC.e(TAG, "onSaveInstanceState() start");
 789         super.onSaveInstanceState(outState);
 790         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 791         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 792         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 793         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 794
 795         Log_OC.d(TAG, "onSaveInstanceState() end");
 796     }
 797
 798
 799
 800     @Override
 801     protected void onResume() {
 802         super.onResume();
 803         Log_OC.e(TAG, "onResume() start");
 804
 805         // refresh list of files
 806         refreshListOfFilesFragment();
 807
 808         // Listen for sync messages
 809         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 810         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 811         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 812         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 813         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 814         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 815         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 816         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 817
 818         // Listen for upload messages
 819         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 820         mUploadFinishReceiver = new UploadFinishReceiver();
 821         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 822
 823         // Listen for download messages
 824         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 825         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 826         mDownloadFinishReceiver = new DownloadFinishReceiver();
 827         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 828
 829         Log_OC.d(TAG, "onResume() end");
 830     }
 831
 832
 833     @Override
 834     protected void onPause() {
 835         Log_OC.e(TAG, "onPause() start");
 836         if (mSyncBroadcastReceiver != null) {
 837             unregisterReceiver(mSyncBroadcastReceiver);
 838             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 839             mSyncBroadcastReceiver = null;
 840         }
 841         if (mUploadFinishReceiver != null) {
 842             unregisterReceiver(mUploadFinishReceiver);
 843             mUploadFinishReceiver = null;
 844         }
 845         if (mDownloadFinishReceiver != null) {
 846             unregisterReceiver(mDownloadFinishReceiver);
 847             mDownloadFinishReceiver = null;
 848         }
 849
 850
 851         Log_OC.d(TAG, "onPause() end");
 852         super.onPause();
 853     }
 854
 855
 856     @Override
 857     protected Dialog onCreateDialog(int id) {
 858         Dialog dialog = null;
 859         AlertDialog.Builder builder;
 860         switch (id) {
 861         case DIALOG_SHORT_WAIT: {
 862             ProgressDialog working_dialog = new ProgressDialog(this);
 863             working_dialog.setMessage(getResources().getString(
 864                     R.string.wait_a_moment));
 865             working_dialog.setIndeterminate(true);
 866             working_dialog.setCancelable(false);
 867             dialog = working_dialog;
 868             break;
 869         }
 870         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 871
 872
 873             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 874                     getString(R.string.actionbar_upload_from_apps) };
 875
 876             builder = new AlertDialog.Builder(this);
 877             builder.setTitle(R.string.actionbar_upload);
 878             builder.setItems(allTheItems, new DialogInterface.OnClickListener() {
 879                 public void onClick(DialogInterface dialog, int item) {
 880                     if (item == 0) {
 881                         // if (!mDualPane) {
 882                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 883                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 884                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 885                             // } else {
 886                             // TODO create and handle new fragment
 887                             // LocalFileListFragment
 888                             // }
 889                     } else if (item == 1) {
 890                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 891                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 892                         //Intent.EXTRA_ALLOW_MULTIPLE is only supported on api level 18+, Jelly Bean
 893                         if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 894                             action.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
 895                         }
 896                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 897                                 ACTION_SELECT_CONTENT_FROM_APPS);
 898                     }
 899                 }
 900             });
 901             dialog = builder.create();
 902             break;
 903         }
 904         case DIALOG_CERT_NOT_SAVED: {
 905             builder = new AlertDialog.Builder(this);
 906             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 907             builder.setCancelable(false);
 908             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 909                 @Override
 910                 public void onClick(DialogInterface dialog, int which) {
 911                     dialog.dismiss();
 912                 };
 913             });
 914             dialog = builder.create();
 915             break;
 916         }
 917         default:
 918             dialog = null;
 919         }
 920
 921         return dialog;
 922     }
 923
 924     /**
 925      * Translates a content URI of an content to a physical path on the disk
 926      *
 927      * @param uri The URI to resolve
 928      * @return The path to the content or null if it could not be found
 929      */
 930     public String getPath(Uri uri) {
 931         final boolean isKitKatOrLater = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
 932
 933         // DocumentProvider
 934         if (isKitKatOrLater && DocumentsContract.isDocumentUri(getApplicationContext(), uri)) {
 935             // ExternalStorageProvider
 936             if (UriUtils.isExternalStorageDocument(uri)) {
 937                 final String docId = DocumentsContract.getDocumentId(uri);
 938                 final String[] split = docId.split(":");
 939                 final String type = split[0];
 940
 941                 if ("primary".equalsIgnoreCase(type)) {
 942                     return Environment.getExternalStorageDirectory() + "/" + split[1];
 943                 }
 944             }
 945             // DownloadsProvider
 946             else if (UriUtils.isDownloadsDocument(uri)) {
 947
 948                 final String id = DocumentsContract.getDocumentId(uri);
 949                 final Uri contentUri = ContentUris.withAppendedId(Uri.parse("content://downloads/public_downloads"),
 950                         Long.valueOf(id));
 951
 952                 return UriUtils.getDataColumn(getApplicationContext(), contentUri, null, null);
 953             }
 954             // MediaProvider
 955             else if (UriUtils.isMediaDocument(uri)) {
 956                 final String docId = DocumentsContract.getDocumentId(uri);
 957                 final String[] split = docId.split(":");
 958                 final String type = split[0];
 959
 960                 Uri contentUri = null;
 961                 if ("image".equals(type)) {
 962                     contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
 963                 } else if ("video".equals(type)) {
 964                     contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI;
 965                 } else if ("audio".equals(type)) {
 966                     contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
 967                 }
 968
 969                 final String selection = "_id=?";
 970                 final String[] selectionArgs = new String[] { split[1] };
 971
 972                 return UriUtils.getDataColumn(getApplicationContext(), contentUri, selection, selectionArgs);
 973             }
 974             // Documents providers returned as content://...
 975             else if (UriUtils.isContentDocument(uri)) {
 976                 return uri.toString();
 977             }
 978         }
 979         // MediaStore (and general)
 980         else if ("content".equalsIgnoreCase(uri.getScheme())) {
 981
 982             // Return the remote address
 983             if (UriUtils.isGooglePhotosUri(uri))
 984                 return uri.getLastPathSegment();
 985
 986             return UriUtils.getDataColumn(getApplicationContext(), uri, null, null);
 987         }
 988         // File
 989         else if ("file".equalsIgnoreCase(uri.getScheme())) {
 990             return uri.getPath();
 991         }
 992         return null;
 993     }
 994
 995     /**
 996      * Pushes a directory to the drop down list
 997      * @param directory to push
 998      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 999      */
1000     public void pushDirname(OCFile directory) {
1001         if(!directory.isFolder()){
1002             throw new IllegalArgumentException("Only directories may be pushed!");
1003         }
1004         mDirectories.insert(directory.getFileName(), 0);
1005         setFile(directory);
1006     }
1007
1008     /**
1009      * Pops a directory name from the drop down list
1010      * @return True, unless the stack is empty
1011      */
1012     public boolean popDirname() {
1013         mDirectories.remove(mDirectories.getItem(0));
1014         return !mDirectories.isEmpty();
1015     }
1016
1017     // Custom array adapter to override text colors
1018     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
1019
1020         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
1021             super(ctx, view);
1022         }
1023
1024         public View getView(int position, View convertView, ViewGroup parent) {
1025             View v = super.getView(position, convertView, parent);
1026
1027             ((TextView) v).setTextColor(getResources().getColorStateList(
1028                     android.R.color.white));
1029
1030             fixRoot((TextView) v );
1031             return v;
1032         }
1033
1034         public View getDropDownView(int position, View convertView,
1035                 ViewGroup parent) {
1036             View v = super.getDropDownView(position, convertView, parent);
1037
1038             ((TextView) v).setTextColor(getResources().getColorStateList(
1039                     android.R.color.white));
1040
1041             fixRoot((TextView) v );
1042             return v;
1043         }
1044
1045         private void fixRoot(TextView v) {
1046             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
1047                 v.setText(R.string.default_display_name_for_root_folder);
1048             }
1049         }
1050
1051     }
1052
1053     private class SyncBroadcastReceiver extends BroadcastReceiver {
1054
1055         /**
1056          * {@link BroadcastReceiver} to enable syncing feedback in UI
1057          */
1058         @Override
1059         public void onReceive(Context context, Intent intent) {
1060             try {
1061                 String event = intent.getAction();
1062                 Log_OC.d(TAG, "Received broadcast " + event);
1063                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
1064                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
1065                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
1066                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
1067
1068                 if (sameAccount) {
1069
1070                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
1071                         mSyncInProgress = true;
1072
1073                     } else {
1074                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
1075                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
1076
1077                         if (currentDir == null) {
1078                             // current folder was removed from the server
1079                             Toast.makeText( FileDisplayActivity.this,
1080                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
1081                                             Toast.LENGTH_LONG)
1082                                 .show();
1083                             browseToRoot();
1084
1085                         } else {
1086                             if (currentFile == null && !getFile().isFolder()) {
1087                                 // currently selected file was removed in the server, and now we know it
1088                                 cleanSecondFragment();
1089                                 currentFile = currentDir;
1090                             }
1091
1092                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
1093                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
1094                                 if (fileListFragment != null) {
1095                                     fileListFragment.listDirectory(currentDir);
1096                                 }
1097                             }
1098                             setFile(currentFile);
1099                         }
1100
1101                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
1102
1103                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
1104                                     equals(event) &&
1105                                 /// TODO refactor and make common
1106                                 synchResult != null && !synchResult.isSuccess() &&
1107                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
1108                                     synchResult.isIdPRedirection()                  ||
1109                                     (synchResult.isException() && synchResult.getException()
1110                                             instanceof AuthenticatorException))) {
1111
1112                             OwnCloudClient client = null;
1113                             try {
1114                                 OwnCloudAccount ocAccount =
1115                                         new OwnCloudAccount(getAccount(), context);
1116                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
1117                                         removeClientFor(ocAccount));
1118                                 // TODO get rid of these exceptions
1119                             } catch (AccountNotFoundException e) {
1120                                 e.printStackTrace();
1121                             } catch (AuthenticatorException e) {
1122                                 e.printStackTrace();
1123                             } catch (OperationCanceledException e) {
1124                                 e.printStackTrace();
1125                             } catch (IOException e) {
1126                                 e.printStackTrace();
1127                             }
1128
1129                             if (client != null) {
1130                                 OwnCloudCredentials cred = client.getCredentials();
1131                                 if (cred != null) {
1132                                     AccountManager am = AccountManager.get(context);
1133                                     if (cred.authTokenExpires()) {
1134                                         am.invalidateAuthToken(
1135                                                 getAccount().type,
1136                                                 cred.getAuthToken()
1137                                         );
1138                                     } else {
1139                                         am.clearPassword(getAccount());
1140                                     }
1141                                 }
1142                             }
1143
1144                             requestCredentialsUpdate();
1145
1146                         }
1147                     }
1148                     removeStickyBroadcast(intent);
1149                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
1150                     setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
1151
1152                     setBackgroundText();
1153
1154                 }
1155
1156                 if (synchResult != null) {
1157                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1158                         mLastSslUntrustedServerResult = synchResult;
1159                     }
1160                 }
1161             } catch (RuntimeException e) {
1162                 // avoid app crashes after changing the serial id of RemoteOperationResult
1163                 // in owncloud library with broadcast notifications pending to process
1164                 removeStickyBroadcast(intent);
1165             }
1166         }
1167     }
1168
1169     /**
1170      * Show a text message on screen view for notifying user if content is
1171      * loading or folder is empty
1172      */
1173     private void setBackgroundText() {
1174         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1175         if (ocFileListFragment != null) {
1176             int message = R.string.file_list_loading;
1177             if (!mSyncInProgress) {
1178                 // In case file list is empty
1179                 message = R.string.file_list_empty;
1180             }
1181             ocFileListFragment.setMessageForEmptyList(getString(message));
1182         } else {
1183             Log_OC.e(TAG, "OCFileListFragment is null");
1184         }
1185     }
1186
1187     /**
1188      * Once the file upload has finished -> update view
1189      */
1190     private class UploadFinishReceiver extends BroadcastReceiver {
1191         /**
1192          * Once the file upload has finished -> update view
1193          *  @author David A. Velasco
1194          * {@link BroadcastReceiver} to enable upload feedback in UI
1195          */
1196         @Override
1197         public void onReceive(Context context, Intent intent) {
1198             try {
1199                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1200                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1201                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1202                 OCFile currentDir = getCurrentDir();
1203                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1204                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1205
1206                 if (sameAccount && isDescendant) {
1207                     refreshListOfFilesFragment();
1208                 }
1209
1210                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
1211                 boolean renamedInUpload = getFile().getRemotePath().
1212                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1213                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1214                         renamedInUpload;
1215                 FileFragment details = getSecondFragment();
1216                 boolean detailFragmentIsShown = (details != null &&
1217                         details instanceof FileDetailFragment);
1218
1219                 if (sameAccount && sameFile && detailFragmentIsShown) {
1220                     if (uploadWasFine) {
1221                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1222                     }
1223                     if (renamedInUpload) {
1224                         String newName = (new File(uploadedRemotePath)).getName();
1225                         Toast msg = Toast.makeText(
1226                                 context,
1227                                 String.format(
1228                                         getString(R.string.filedetails_renamed_in_upload_msg),
1229                                         newName),
1230                                 Toast.LENGTH_LONG);
1231                         msg.show();
1232                     }
1233                     if (uploadWasFine || getFile().fileExists()) {
1234                         ((FileDetailFragment)details).updateFileDetails(false, true);
1235                     } else {
1236                         cleanSecondFragment();
1237                     }
1238
1239                     // Force the preview if the file is an image
1240                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1241                         startImagePreview(getFile());
1242                     } // TODO what about other kind of previews?
1243                 }
1244
1245             } finally {
1246                 if (intent != null) {
1247                     removeStickyBroadcast(intent);
1248                 }
1249             }
1250
1251         }
1252
1253     }
1254
1255
1256     /**
1257      * Class waiting for broadcast events from the {@link FielDownloader} service.
1258      *
1259      * Updates the UI when a download is started or finished, provided that it is relevant for the
1260      * current folder.
1261      */
1262     private class DownloadFinishReceiver extends BroadcastReceiver {
1263         @Override
1264         public void onReceive(Context context, Intent intent) {
1265             try {
1266                 boolean sameAccount = isSameAccount(context, intent);
1267                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1268                 boolean isDescendant = isDescendant(downloadedRemotePath);
1269
1270                 if (sameAccount && isDescendant) {
1271                     refreshListOfFilesFragment();
1272                     refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1273                 }
1274
1275                 if (mWaitingToSend != null) {
1276                     mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath()); // Update the file to send
1277                     if (mWaitingToSend.isDown()) {
1278                         sendDownloadedFile();
1279                     }
1280                 }
1281
1282             } finally {
1283                 if (intent != null) {
1284                     removeStickyBroadcast(intent);
1285                 }
1286             }
1287         }
1288
1289         private boolean isDescendant(String downloadedRemotePath) {
1290             OCFile currentDir = getCurrentDir();
1291             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1292         }
1293
1294         private boolean isSameAccount(Context context, Intent intent) {
1295             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1296             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1297         }
1298     }
1299
1300
1301     public void browseToRoot() {
1302         OCFileListFragment listOfFiles = getListOfFilesFragment();
1303         if (listOfFiles != null) {  // should never be null, indeed
1304             while (mDirectories.getCount() > 1) {
1305                 popDirname();
1306             }
1307             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1308             listOfFiles.listDirectory(root);
1309             setFile(listOfFiles.getCurrentFile());
1310             startSyncFolderOperation(root, false);
1311         }
1312         cleanSecondFragment();
1313     }
1314
1315
1316     public void browseTo(OCFile folder) {
1317         if (folder == null || !folder.isFolder()) {
1318             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1319         }
1320         OCFileListFragment listOfFiles = getListOfFilesFragment();
1321         if (listOfFiles != null) {
1322             setNavigationListWithFolder(folder);
1323             listOfFiles.listDirectory(folder);
1324             setFile(listOfFiles.getCurrentFile());
1325             startSyncFolderOperation(folder, false);
1326         } else {
1327             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1328         }
1329         cleanSecondFragment();
1330     }
1331
1332
1333     /**
1334      * {@inheritDoc}
1335      *
1336      * Updates action bar and second fragment, if in dual pane mode.
1337      */
1338     @Override
1339     public void onBrowsedDownTo(OCFile directory) {
1340         pushDirname(directory);
1341         cleanSecondFragment();
1342
1343         // Sync Folder
1344         startSyncFolderOperation(directory, false);
1345
1346     }
1347
1348     /**
1349      * Shows the information of the {@link OCFile} received as a
1350      * parameter in the second fragment.
1351      *
1352      * @param file          {@link OCFile} whose details will be shown
1353      */
1354     @Override
1355     public void showDetails(OCFile file) {
1356         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1357         setSecondFragment(detailFragment);
1358         updateFragmentsVisibility(true);
1359         updateNavigationElementsInActionBar(file);
1360         setFile(file);
1361     }
1362
1363
1364     /**
1365      * TODO
1366      */
1367     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1368         ActionBar actionBar = getSupportActionBar();
1369         if (chosenFile == null || mDualPane) {
1370             // only list of files - set for browsing through folders
1371             OCFile currentDir = getCurrentDir();
1372             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1373             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1374             actionBar.setDisplayShowTitleEnabled(!noRoot);
1375             if (!noRoot) {
1376                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1377             }
1378             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1379             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1380
1381         } else {
1382             actionBar.setDisplayHomeAsUpEnabled(true);
1383             actionBar.setDisplayShowTitleEnabled(true);
1384             actionBar.setTitle(chosenFile.getFileName());
1385             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1386         }
1387     }
1388
1389
1390     @Override
1391     protected ServiceConnection newTransferenceServiceConnection() {
1392         return new ListServiceConnection();
1393     }
1394
1395     /** Defines callbacks for service binding, passed to bindService() */
1396     private class ListServiceConnection implements ServiceConnection {
1397
1398         @Override
1399         public void onServiceConnected(ComponentName component, IBinder service) {
1400             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1401                 Log_OC.d(TAG, "Download service connected");
1402                 mDownloaderBinder = (FileDownloaderBinder) service;
1403                 if (mWaitingToPreview != null)
1404                     if (getStorageManager() != null) {
1405                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId()); // update the file
1406                         if (!mWaitingToPreview.isDown()) {
1407                             requestForDownload();
1408                         }
1409                 }
1410
1411             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1412                 Log_OC.d(TAG, "Upload service connected");
1413                 mUploaderBinder = (FileUploaderBinder) service;
1414             } else {
1415                 return;
1416             }
1417             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1418             OCFileListFragment listOfFiles = getListOfFilesFragment();
1419             if (listOfFiles != null) {
1420                 listOfFiles.listDirectory();
1421             }
1422             FileFragment secondFragment = getSecondFragment();
1423             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1424                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1425                 detailFragment.listenForTransferProgress();
1426                 detailFragment.updateFileDetails(false, false);
1427             }
1428         }
1429
1430         @Override
1431         public void onServiceDisconnected(ComponentName component) {
1432             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1433                 Log_OC.d(TAG, "Download service disconnected");
1434                 mDownloaderBinder = null;
1435             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1436                 Log_OC.d(TAG, "Upload service disconnected");
1437                 mUploaderBinder = null;
1438             }
1439         }
1440     };
1441
1442
1443
1444     /**
1445      * Launch an intent to request the PIN code to the user before letting him use the app
1446      */
1447     private void requestPinCode() {
1448         boolean pinStart = false;
1449         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1450         pinStart = appPrefs.getBoolean("set_pincode", false);
1451         if (pinStart) {
1452             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1453             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1454             startActivity(i);
1455         }
1456     }
1457
1458
1459     @Override
1460     public void onSavedCertificate() {
1461         startSyncFolderOperation(getCurrentDir(), false);
1462     }
1463
1464
1465     @Override
1466     public void onFailedSavingCertificate() {
1467         showDialog(DIALOG_CERT_NOT_SAVED);
1468     }
1469
1470     @Override
1471     public void onCancelCertificate() {
1472         // nothing to do
1473     }
1474
1475     /**
1476      * Updates the view associated to the activity after the finish of some operation over files
1477      * in the current account.
1478      *
1479      * @param operation     Removal operation performed.
1480      * @param result        Result of the removal.
1481      */
1482     @Override
1483     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1484         super.onRemoteOperationFinish(operation, result);
1485
1486         if (operation instanceof RemoveFileOperation) {
1487             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1488
1489         } else if (operation instanceof RenameFileOperation) {
1490             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1491
1492         } else if (operation instanceof SynchronizeFileOperation) {
1493             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1494
1495         } else if (operation instanceof CreateFolderOperation) {
1496             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1497
1498         } else if (operation instanceof CreateShareOperation) {
1499             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1500
1501         } else if (operation instanceof UnshareLinkOperation) {
1502             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1503
1504         } else if (operation instanceof MoveFileOperation) {
1505             onMoveFileOperationFinish((MoveFileOperation)operation, result);
1506         }
1507
1508     }
1509
1510
1511     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1512         if (result.isSuccess()) {
1513             refreshShowDetails();
1514             refreshListOfFilesFragment();
1515         }
1516     }
1517
1518
1519     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1520         if (result.isSuccess()) {
1521             refreshShowDetails();
1522             refreshListOfFilesFragment();
1523
1524         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1525             cleanSecondFragment();
1526             refreshListOfFilesFragment();
1527         }
1528     }
1529
1530     private void refreshShowDetails() {
1531         FileFragment details = getSecondFragment();
1532         if (details != null) {
1533             OCFile file = details.getFile();
1534             if (file != null) {
1535                 file = getStorageManager().getFileByPath(file.getRemotePath());
1536                 if (details instanceof PreviewMediaFragment) {
1537                     // Refresh  OCFile of the fragment
1538                     ((PreviewMediaFragment) details).updateFile(file);
1539                 } else {
1540                     showDetails(file);
1541                 }
1542             }
1543             invalidateOptionsMenu();
1544         }
1545     }
1546
1547     /**
1548      * Updates the view associated to the activity after the finish of an operation trying to remove a
1549      * file.
1550      *
1551      * @param operation     Removal operation performed.
1552      * @param result        Result of the removal.
1553      */
1554     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1555         dismissLoadingDialog();
1556
1557         Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1558                 Toast.LENGTH_LONG);
1559         msg.show();
1560
1561         if (result.isSuccess()) {
1562             OCFile removedFile = operation.getFile();
1563             FileFragment second = getSecondFragment();
1564             if (second != null && removedFile.equals(second.getFile())) {
1565                 if (second instanceof PreviewMediaFragment) {
1566                     ((PreviewMediaFragment)second).stopPreview(true);
1567                 }
1568                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1569                 cleanSecondFragment();
1570             }
1571             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1572                 refreshListOfFilesFragment();
1573             }
1574             invalidateOptionsMenu();
1575         } else {
1576             if (result.isSslRecoverableException()) {
1577                 mLastSslUntrustedServerResult = result;
1578                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1579             }
1580         }
1581     }
1582
1583
1584     /**
1585      * Updates the view associated to the activity after the finish of an operation trying to move a
1586      * file.
1587      *
1588      * @param operation     Move operation performed.
1589      * @param result        Result of the move operation.
1590      */
1591     private void onMoveFileOperationFinish(MoveFileOperation operation, RemoteOperationResult result) {
1592         if (result.isSuccess()) {
1593             dismissLoadingDialog();
1594             refreshListOfFilesFragment();
1595         } else {
1596             dismissLoadingDialog();
1597             try {
1598                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1599                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1600                         Toast.LENGTH_LONG);
1601                 msg.show();
1602
1603             } catch (NotFoundException e) {
1604                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1605             }
1606         }
1607     }
1608
1609
1610     /**
1611      * Updates the view associated to the activity after the finish of an operation trying to rename a
1612      * file.
1613      *
1614      * @param operation     Renaming operation performed.
1615      * @param result        Result of the renaming.
1616      */
1617     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1618         dismissLoadingDialog();
1619         OCFile renamedFile = operation.getFile();
1620         if (result.isSuccess()) {
1621             FileFragment details = getSecondFragment();
1622             if (details != null) {
1623                 if (details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1624                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1625                     showDetails(renamedFile);
1626
1627                 } else if (details instanceof PreviewMediaFragment && renamedFile.equals(details.getFile())) {
1628                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1629                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1630                         int position = ((PreviewMediaFragment)details).getPosition();
1631                         startMediaPreview(renamedFile, position, true);
1632                     } else {
1633                         getFileOperationsHelper().openFile(renamedFile);
1634                     }
1635                 }
1636             }
1637
1638             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1639                 refreshListOfFilesFragment();
1640             }
1641
1642         } else {
1643             Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1644                     Toast.LENGTH_LONG);
1645             msg.show();
1646
1647             if (result.isSslRecoverableException()) {
1648                 mLastSslUntrustedServerResult = result;
1649                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1650             }
1651         }
1652     }
1653
1654     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1655         dismissLoadingDialog();
1656         OCFile syncedFile = operation.getLocalFile();
1657         if (!result.isSuccess()) {
1658             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1659                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1660                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1661                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1662                 startActivity(i);
1663
1664             }
1665
1666         } else {
1667             if (operation.transferWasRequested()) {
1668                 onTransferStateChanged(syncedFile, true, true);
1669
1670             } else {
1671                 Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1672                         Toast.LENGTH_LONG);
1673                 msg.show();
1674             }
1675         }
1676     }
1677
1678     /**
1679      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1680      *
1681      * @param operation     Creation operation performed.
1682      * @param result        Result of the creation.
1683      */
1684     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1685         if (result.isSuccess()) {
1686             dismissLoadingDialog();
1687             refreshListOfFilesFragment();
1688         } else {
1689             dismissLoadingDialog();
1690             try {
1691                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1692                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1693                         Toast.LENGTH_LONG);
1694                 msg.show();
1695
1696             } catch (NotFoundException e) {
1697                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1698             }
1699         }
1700     }
1701
1702
1703     /**
1704      * {@inheritDoc}
1705      */
1706     @Override
1707     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1708         refreshListOfFilesFragment();
1709         FileFragment details = getSecondFragment();
1710         if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1711             if (downloading || uploading) {
1712                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1713             } else {
1714                 if (!file.fileExists()) {
1715                     cleanSecondFragment();
1716                 } else {
1717                     ((FileDetailFragment)details).updateFileDetails(false, true);
1718                 }
1719             }
1720         }
1721
1722     }
1723
1724
1725     private void requestForDownload() {
1726         Account account = getAccount();
1727         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1728             Intent i = new Intent(this, FileDownloader.class);
1729             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1730             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1731             startService(i);
1732         }
1733     }
1734
1735
1736     private OCFile getCurrentDir() {
1737         OCFile file = getFile();
1738         if (file != null) {
1739             if (file.isFolder()) {
1740                 return file;
1741             } else if (getStorageManager() != null) {
1742                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1743                 return getStorageManager().getFileByPath(parentPath);
1744             }
1745         }
1746         return null;
1747     }
1748
1749     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1750         long currentSyncTime = System.currentTimeMillis();
1751
1752         mSyncInProgress = true;
1753
1754         // perform folder synchronization
1755         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
1756                                                                         currentSyncTime,
1757                                                                         false,
1758                                                                         getFileOperationsHelper().isSharedSupported(),
1759                                                                         ignoreETag,
1760                                                                         getStorageManager(),
1761                                                                         getAccount(),
1762                                                                         getApplicationContext()
1763                                                                       );
1764         synchFolderOp.execute(getAccount(), this, null, null);
1765
1766         setSupportProgressBarIndeterminateVisibility(true);
1767
1768         setBackgroundText();
1769     }
1770
1771     /**
1772      * Show untrusted cert dialog
1773      */
1774     public void showUntrustedCertDialog(RemoteOperationResult result) {
1775         // Show a dialog with the certificate info
1776         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1777         FragmentManager fm = getSupportFragmentManager();
1778         FragmentTransaction ft = fm.beginTransaction();
1779         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1780     }
1781
1782     private void requestForDownload(OCFile file) {
1783         Account account = getAccount();
1784         if (!mDownloaderBinder.isDownloading(account, file)) {
1785             Intent i = new Intent(this, FileDownloader.class);
1786             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1787             i.putExtra(FileDownloader.EXTRA_FILE, file);
1788             startService(i);
1789         }
1790     }
1791
1792     private void sendDownloadedFile(){
1793         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1794         mWaitingToSend = null;
1795     }
1796
1797
1798     /**
1799      * Requests the download of the received {@link OCFile} , updates the UI
1800      * to monitor the download progress and prepares the activity to send the file
1801      * when the download finishes.
1802      *
1803      * @param file          {@link OCFile} to download and preview.
1804      */
1805     public void startDownloadForSending(OCFile file) {
1806         mWaitingToSend = file;
1807         requestForDownload(mWaitingToSend);
1808         boolean hasSecondFragment = (getSecondFragment()!= null);
1809         updateFragmentsVisibility(hasSecondFragment);
1810     }
1811
1812     /**
1813      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1814      *
1815      * @param file                      Image {@link OCFile} to show.
1816      */
1817     public void startImagePreview(OCFile file) {
1818         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1819         showDetailsIntent.putExtra(EXTRA_FILE, file);
1820         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1821         startActivity(showDetailsIntent);
1822
1823     }
1824
1825     /**
1826      * Stars the preview of an already down media {@link OCFile}.
1827      *
1828      * @param file                      Media {@link OCFile} to preview.
1829      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1830      * @param autoplay                  When 'true', the playback will start without user interactions.
1831      */
1832     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1833         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1834         setSecondFragment(mediaFragment);
1835         updateFragmentsVisibility(true);
1836         updateNavigationElementsInActionBar(file);
1837         setFile(file);
1838     }
1839
1840     /**
1841      * Requests the download of the received {@link OCFile} , updates the UI
1842      * to monitor the download progress and prepares the activity to preview
1843      * or open the file when the download finishes.
1844      *
1845      * @param file          {@link OCFile} to download and preview.
1846      */
1847     public void startDownloadForPreview(OCFile file) {
1848         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1849         setSecondFragment(detailFragment);
1850         mWaitingToPreview = file;
1851         requestForDownload();
1852         updateFragmentsVisibility(true);
1853         updateNavigationElementsInActionBar(file);
1854         setFile(file);
1855     }
1856
1857
1858     public void cancelTransference(OCFile file) {
1859         getFileOperationsHelper().cancelTransference(file);
1860         if (mWaitingToPreview != null &&
1861                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1862             mWaitingToPreview = null;
1863         }
1864         if (mWaitingToSend != null &&
1865                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1866             mWaitingToSend = null;
1867         }
1868         onTransferStateChanged(file, false, false);
1869     }
1870
1871     @Override
1872     public void onRefresh(boolean ignoreETag) {
1873         refreshList(ignoreETag);
1874     }
1875
1876     @Override
1877     public void onRefresh() {
1878         refreshList(true);
1879     }
1880
1881     private void refreshList(boolean ignoreETag) {
1882         OCFileListFragment listOfFiles = getListOfFilesFragment();
1883         if (listOfFiles != null) {
1884             OCFile folder = listOfFiles.getCurrentFile();
1885             if (folder != null) {
1886                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1887                 listDirectory(mFile);*/
1888                 startSyncFolderOperation(folder, ignoreETag);
1889             }
1890         }
1891     }
1892
1893     private void sortByDate(boolean ascending){
1894         getListOfFilesFragment().sortByDate(ascending);
1895     }
1896
1897     private void sortBySize(boolean ascending){
1898         getListOfFilesFragment().sortBySize(ascending);
1899     }
1900
1901     private void sortByName(boolean ascending){
1902         getListOfFilesFragment().sortByName(ascending);
1903     }
1904 }