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