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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 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
  23 import android.accounts.Account;
  24 import android.app.AlertDialog;
  25 import android.app.Dialog;
  26 import android.app.ProgressDialog;
  27 import android.content.BroadcastReceiver;
  28 import android.content.ComponentName;
  29 import android.content.ContentResolver;
  30 import android.content.Context;
  31 import android.content.DialogInterface;
  32 import android.content.Intent;
  33 import android.content.IntentFilter;
  34 import android.content.ServiceConnection;
  35 import android.content.SharedPreferences;
  36 import android.content.SyncRequest;
  37 import android.content.res.Resources.NotFoundException;
  38 import android.database.Cursor;
  39 import android.net.Uri;
  40 import android.os.Bundle;
  41 import android.os.IBinder;
  42 import android.preference.PreferenceManager;
  43 import android.provider.MediaStore;
  44 import android.support.v4.app.Fragment;
  45 import android.support.v4.app.FragmentTransaction;
  46 //import android.support.v4.content.LocalBroadcastManager;
  47 import android.util.Log;
  48 import android.view.View;
  49 import android.view.ViewGroup;
  50 import android.widget.ArrayAdapter;
  51 import android.widget.TextView;
  52 import android.widget.Toast;
  53
  54 import com.actionbarsherlock.app.ActionBar;
  55 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  56 import com.actionbarsherlock.view.Menu;
  57 import com.actionbarsherlock.view.MenuInflater;
  58 import com.actionbarsherlock.view.MenuItem;
  59 import com.actionbarsherlock.view.Window;
  60 import com.owncloud.android.MainApp;
  61 import com.owncloud.android.R;
  62 import com.owncloud.android.datamodel.OCFile;
  63 import com.owncloud.android.files.services.FileDownloader;
  64 import com.owncloud.android.files.services.FileObserverService;
  65 import com.owncloud.android.files.services.FileUploader;
  66 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  67 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  68 import com.owncloud.android.operations.CreateFolderOperation;
  69
  70 import com.owncloud.android.lib.operations.common.RemoteOperation;
  71 import com.owncloud.android.lib.operations.common.RemoteOperationResult;
  72 import com.owncloud.android.lib.operations.common.RemoteOperationResult.ResultCode;
  73 import com.owncloud.android.operations.CreateShareOperation;
  74 import com.owncloud.android.operations.RemoveFileOperation;
  75 import com.owncloud.android.operations.RenameFileOperation;
  76 import com.owncloud.android.operations.SynchronizeFileOperation;
  77 import com.owncloud.android.operations.SynchronizeFolderOperation;
  78 import com.owncloud.android.services.OperationsService;
  79 import com.owncloud.android.syncadapter.FileSyncAdapter;
  80 import com.owncloud.android.ui.dialog.EditNameDialog;
  81 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  82 import com.owncloud.android.ui.dialog.SslValidatorDialog;
  83 import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;
  84 import com.owncloud.android.ui.fragment.FileDetailFragment;
  85 import com.owncloud.android.ui.fragment.FileFragment;
  86 import com.owncloud.android.ui.fragment.OCFileListFragment;
  87 import com.owncloud.android.ui.preview.PreviewImageActivity;
  88 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  89 import com.owncloud.android.ui.preview.PreviewVideoActivity;
  90 import com.owncloud.android.utils.DisplayUtils;
  91 import com.owncloud.android.utils.Log_OC;
  92
  93
  94 /**
  95  * Displays, what files the user has available in his ownCloud.
  96  *
  97  * @author Bartek Przybylski
  98  * @author David A. Velasco
  99  */
 100
 101 public class FileDisplayActivity extends HookActivity implements
 102 OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, EditNameDialogListener {
 103
 104     private ArrayAdapter<String> mDirectories;
 105
 106     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 107     private UploadFinishReceiver mUploadFinishReceiver;
 108     private DownloadFinishReceiver mDownloadFinishReceiver;
 109     //private OperationsServiceReceiver mOperationsServiceReceiver;
 110     private FileDownloaderBinder mDownloaderBinder = null;
 111     private FileUploaderBinder mUploaderBinder = null;
 112     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 113     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 114
 115     private boolean mDualPane;
 116     private View mLeftFragmentContainer;
 117     private View mRightFragmentContainer;
 118
 119     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 120     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 121     private static final String KEY_REFRESH_SHARES_IN_PROGRESS = "SHARES_IN_PROGRESS";
 122
 123     public static final int DIALOG_SHORT_WAIT = 0;
 124     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 125     private static final int DIALOG_SSL_VALIDATOR = 2;
 126     private static final int DIALOG_CERT_NOT_SAVED = 3;
 127
 128     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 129
 130     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 131     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 132
 133     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 134
 135     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 136     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 137
 138     private OCFile mWaitingToPreview;
 139
 140     private boolean mSyncInProgress = false;
 141     //private boolean mRefreshSharesInProgress = false;
 142
 143     @Override
 144     protected void onCreate(Bundle savedInstanceState) {
 145         Log_OC.d(TAG, "onCreate() start");
 146         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 147
 148         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 149
 150         /// bindings to transference services
 151         mUploadConnection = new ListServiceConnection();
 152         mDownloadConnection = new ListServiceConnection();
 153         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 154         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 155
 156         // PIN CODE request ;  best location is to decide, let's try this first
 157         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 158             requestPinCode();
 159         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 160             requestPinCode();
 161         }
 162
 163         /// file observer
 164         Intent observer_intent = new Intent(this, FileObserverService.class);
 165         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 166         startService(observer_intent);
 167
 168         /// Load of saved instance state
 169         if(savedInstanceState != null) {
 170             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 171             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 172             //mRefreshSharesInProgress = savedInstanceState.getBoolean(KEY_REFRESH_SHARES_IN_PROGRESS);
 173
 174         } else {
 175             mWaitingToPreview = null;
 176             mSyncInProgress = false;
 177             //mRefreshSharesInProgress = false;
 178         }
 179
 180         /// USER INTERFACE
 181
 182         // Inflate and set the layout view
 183         setContentView(R.layout.files);
 184         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 185         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 186         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 187         if (savedInstanceState == null) {
 188             createMinFragments();
 189         }
 190
 191         // Action bar setup
 192         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 193         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 194         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 195
 196         Log_OC.d(TAG, "onCreate() end");
 197     }
 198
 199     @Override
 200     protected void onStart() {
 201         super.onStart();
 202         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 203     }
 204
 205     @Override
 206     protected void onDestroy() {
 207         super.onDestroy();
 208         if (mDownloadConnection != null)
 209             unbindService(mDownloadConnection);
 210         if (mUploadConnection != null)
 211             unbindService(mUploadConnection);
 212     }
 213
 214
 215     /**
 216      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 217      */
 218     @Override
 219     protected void onAccountSet(boolean stateWasRecovered) {
 220         super.onAccountSet(stateWasRecovered);
 221         if (getAccount() != null) {
 222             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 223             OCFile file = getFile();
 224             // get parent from path
 225             String parentPath = "";
 226             if (file != null) {
 227                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 228                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 229                     // get parent from path
 230                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 231                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 232                         file = null; // not able to know the directory where the file is uploading
 233                 } else {
 234                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 235                 }
 236             }
 237             if (file == null) {
 238                 // fall back to root folder
 239                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 240             }
 241             setFile(file);
 242             setNavigationListWithFolder(file);
 243
 244             if (!stateWasRecovered) {
 245                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 246                 initFragmentsWithFile();
 247                 if (file.isFolder()) {
 248                     startSyncFolderOperation(file);
 249                 }
 250
 251             } else {
 252                 updateFragmentsVisibility(!file.isFolder());
 253                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 254             }
 255         }
 256     }
 257
 258
 259     private void setNavigationListWithFolder(OCFile file) {
 260         mDirectories.clear();
 261         OCFile fileIt = file;
 262         String parentPath;
 263         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 264             if (fileIt.isFolder()) {
 265                 mDirectories.add(fileIt.getFileName());
 266             }
 267             // get parent from path
 268             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 269             fileIt = getStorageManager().getFileByPath(parentPath);
 270         }
 271         mDirectories.add(OCFile.PATH_SEPARATOR);
 272     }
 273
 274
 275     private void createMinFragments() {
 276         OCFileListFragment listOfFiles = new OCFileListFragment();
 277         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 278         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 279         transaction.commit();
 280     }
 281
 282     private void initFragmentsWithFile() {
 283         if (getAccount() != null && getFile() != null) {
 284             /// First fragment
 285             OCFileListFragment listOfFiles = getListOfFilesFragment();
 286             if (listOfFiles != null) {
 287                 listOfFiles.listDirectory(getCurrentDir());
 288             } else {
 289                 Log.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 290             }
 291
 292             /// Second fragment
 293             OCFile file = getFile();
 294             Fragment secondFragment = chooseInitialSecondFragment(file);
 295             if (secondFragment != null) {
 296                 setSecondFragment(secondFragment);
 297                 updateFragmentsVisibility(true);
 298                 updateNavigationElementsInActionBar(file);
 299
 300             } else {
 301                 cleanSecondFragment();
 302             }
 303
 304         } else {
 305             Log.wtf(TAG, "initFragments() called with invalid NULLs!");
 306             if (getAccount() == null) {
 307                 Log.wtf(TAG, "\t account is NULL");
 308             }
 309             if (getFile() == null) {
 310                 Log.wtf(TAG, "\t file is NULL");
 311             }
 312         }
 313     }
 314
 315     private Fragment chooseInitialSecondFragment(OCFile file) {
 316         Fragment secondFragment = null;
 317         if (file != null && !file.isFolder()) {
 318             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 319                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 320                     ) {
 321                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 322                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 323                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 324
 325             } else {
 326                 secondFragment = new FileDetailFragment(file, getAccount());
 327             }
 328         }
 329         return secondFragment;
 330     }
 331
 332
 333     /**
 334      * Replaces the second fragment managed by the activity with the received as
 335      * a parameter.
 336      *
 337      * Assumes never will be more than two fragments managed at the same time.
 338      *
 339      * @param fragment      New second Fragment to set.
 340      */
 341     private void setSecondFragment(Fragment fragment) {
 342         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 343         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 344         transaction.commit();
 345     }
 346
 347
 348     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 349         if (mDualPane) {
 350             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 351                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 352             }
 353             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 354                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 355             }
 356
 357         } else if (existsSecondFragment) {
 358             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 359                 mLeftFragmentContainer.setVisibility(View.GONE);
 360             }
 361             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 362                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 363             }
 364
 365         } else {
 366             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 367                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 368             }
 369             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 370                 mRightFragmentContainer.setVisibility(View.GONE);
 371             }
 372         }
 373     }
 374
 375
 376     private OCFileListFragment getListOfFilesFragment() {
 377         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 378         if (listOfFiles != null) {
 379             return (OCFileListFragment)listOfFiles;
 380         }
 381         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 382         return null;
 383     }
 384
 385     protected FileFragment getSecondFragment() {
 386         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 387         if (second != null) {
 388             return (FileFragment)second;
 389         }
 390         return null;
 391     }
 392
 393     public void cleanSecondFragment() {
 394         Fragment second = getSecondFragment();
 395         if (second != null) {
 396             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 397             tr.remove(second);
 398             tr.commit();
 399         }
 400         updateFragmentsVisibility(false);
 401         updateNavigationElementsInActionBar(null);
 402     }
 403
 404     protected void refeshListOfFilesFragment() {
 405         OCFileListFragment fileListFragment = getListOfFilesFragment();
 406         if (fileListFragment != null) {
 407             fileListFragment.listDirectory();
 408         }
 409     }
 410
 411     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 412         FileFragment secondFragment = getSecondFragment();
 413         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 414         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 415             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 416             OCFile fileInFragment = detailsFragment.getFile();
 417             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 418                 // the user browsed to other file ; forget the automatic preview
 419                 mWaitingToPreview = null;
 420
 421             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 422                 // grant that the right panel updates the progress bar
 423                 detailsFragment.listenForTransferProgress();
 424                 detailsFragment.updateFileDetails(true, false);
 425
 426             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 427                 //  update the right panel
 428                 boolean detailsFragmentChanged = false;
 429                 if (waitedPreview) {
 430                     if (success) {
 431                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 432                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 433                             startMediaPreview(mWaitingToPreview, 0, true);
 434                             detailsFragmentChanged = true;
 435                         } else {
 436                             getFileOperationsHelper().openFile(mWaitingToPreview, this);
 437                         }
 438                     }
 439                     mWaitingToPreview = null;
 440                 }
 441                 if (!detailsFragmentChanged) {
 442                     detailsFragment.updateFileDetails(false, (success));
 443                 }
 444             }
 445         }
 446     }
 447
 448     @Override
 449     public boolean onCreateOptionsMenu(Menu menu) {
 450         MenuInflater inflater = getSherlock().getMenuInflater();
 451         inflater.inflate(R.menu.main_menu, menu);
 452         return true;
 453     }
 454
 455     @Override
 456     public boolean onOptionsItemSelected(MenuItem item) {
 457         boolean retval = true;
 458         switch (item.getItemId()) {
 459         case R.id.action_create_dir: {
 460             EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", -1, -1, this);
 461             dialog.show(getSupportFragmentManager(), "createdirdialog");
 462             break;
 463         }
 464         case R.id.action_sync_account: {
 465             startSynchronization();
 466             break;
 467         }
 468         case R.id.action_upload: {
 469             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 470             break;
 471         }
 472         case R.id.action_settings: {
 473             Intent settingsIntent = new Intent(this, Preferences.class);
 474             startActivity(settingsIntent);
 475             break;
 476         }
 477         case android.R.id.home: {
 478             FileFragment second = getSecondFragment();
 479             OCFile currentDir = getCurrentDir();
 480             if((currentDir != null && currentDir.getParentId() != 0) ||
 481                     (second != null && second.getFile() != null)) {
 482                 onBackPressed();
 483
 484             }
 485             break;
 486         }
 487         default:
 488             retval = super.onOptionsItemSelected(item);
 489         }
 490         return retval;
 491     }
 492
 493     private void startSynchronization() {
 494         Log_OC.e(TAG, "Got to start sync");
 495         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 496             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 497             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 498             Bundle bundle = new Bundle();
 499             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 500             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 501             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 502             ContentResolver.requestSync(
 503                     getAccount(),
 504                     MainApp.getAuthority(), bundle);
 505         } else {
 506             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 507             SyncRequest.Builder builder = new SyncRequest.Builder();
 508             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 509             builder.setExpedited(true);
 510             builder.setManual(true);
 511             builder.syncOnce();
 512             SyncRequest request = builder.build();
 513             ContentResolver.requestSync(request);
 514         }
 515     }
 516
 517
 518     @Override
 519     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 520         if (itemPosition != 0) {
 521             String targetPath = "";
 522             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 523                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 524             }
 525             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 526             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 527             if (targetFolder != null) {
 528                 browseTo(targetFolder);
 529             }
 530
 531             // the next operation triggers a new call to this method, but it's necessary to
 532             // ensure that the name exposed in the action bar is the current directory when the
 533             // user selected it in the navigation list
 534             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 535                 getSupportActionBar().setSelectedNavigationItem(0);
 536         }
 537         return true;
 538     }
 539
 540     /**
 541      * Called, when the user selected something for uploading
 542      */
 543     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 544         super.onActivityResult(requestCode, resultCode, data);
 545
 546         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 547             requestSimpleUpload(data, resultCode);
 548
 549         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 550             requestMultipleUpload(data, resultCode);
 551
 552         }
 553     }
 554
 555     private void requestMultipleUpload(Intent data, int resultCode) {
 556         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 557         if (filePaths != null) {
 558             String[] remotePaths = new String[filePaths.length];
 559             String remotePathBase = "";
 560             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 561                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 562             }
 563             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 564                 remotePathBase += OCFile.PATH_SEPARATOR;
 565             for (int j = 0; j< remotePaths.length; j++) {
 566                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 567             }
 568
 569             Intent i = new Intent(this, FileUploader.class);
 570             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 571             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 572             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 573             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 574             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 575                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 576             startService(i);
 577
 578         } else {
 579             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 580             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 581             t.show();
 582             return;
 583         }
 584     }
 585
 586
 587     private void requestSimpleUpload(Intent data, int resultCode) {
 588         String filepath = null;
 589         try {
 590             Uri selectedImageUri = data.getData();
 591
 592             String filemanagerstring = selectedImageUri.getPath();
 593             String selectedImagePath = getPath(selectedImageUri);
 594
 595             if (selectedImagePath != null)
 596                 filepath = selectedImagePath;
 597             else
 598                 filepath = filemanagerstring;
 599
 600         } catch (Exception e) {
 601             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 602             e.printStackTrace();
 603
 604         } finally {
 605             if (filepath == null) {
 606                 Log_OC.e(TAG, "Couldnt resolve path to file");
 607                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 608                 t.show();
 609                 return;
 610             }
 611         }
 612
 613         Intent i = new Intent(this, FileUploader.class);
 614         i.putExtra(FileUploader.KEY_ACCOUNT,
 615                 getAccount());
 616         String remotepath = new String();
 617         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 618             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 619         }
 620         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 621             remotepath += OCFile.PATH_SEPARATOR;
 622         remotepath += new File(filepath).getName();
 623
 624         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 625         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 626         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 627         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 628             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 629         startService(i);
 630     }
 631
 632     @Override
 633     public void onBackPressed() {
 634         OCFileListFragment listOfFiles = getListOfFilesFragment();
 635         if (mDualPane || getSecondFragment() == null) {
 636             if (listOfFiles != null) {  // should never be null, indeed
 637                 if (mDirectories.getCount() <= 1) {
 638                     finish();
 639                     return;
 640                 }
 641                 int levelsUp = listOfFiles.onBrowseUp();
 642                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 643                     popDirname();
 644                 }
 645             }
 646         }
 647         if (listOfFiles != null) {  // should never be null, indeed
 648             setFile(listOfFiles.getCurrentFile());
 649         }
 650         cleanSecondFragment();
 651
 652     }
 653
 654     @Override
 655     protected void onSaveInstanceState(Bundle outState) {
 656         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 657         Log_OC.e(TAG, "onSaveInstanceState() start");
 658         super.onSaveInstanceState(outState);
 659         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 660         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 661         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 662
 663         Log_OC.d(TAG, "onSaveInstanceState() end");
 664     }
 665
 666
 667
 668     @Override
 669     protected void onResume() {
 670         super.onResume();
 671         Log_OC.e(TAG, "onResume() start");
 672
 673         // Listen for sync messages
 674         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 675         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 676         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_SIZE_SYNCED);
 677         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 678         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 679         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 680         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 681         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 682         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 683
 684         // Listen for upload messages
 685         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 686         mUploadFinishReceiver = new UploadFinishReceiver();
 687         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 688
 689         // Listen for download messages
 690         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 691         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 692         mDownloadFinishReceiver = new DownloadFinishReceiver();
 693         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 694
 695         // Listen for messages from the OperationsService
 696         /*
 697         IntentFilter operationsIntentFilter = new IntentFilter(OperationsService.ACTION_OPERATION_ADDED);
 698         operationsIntentFilter.addAction(OperationsService.ACTION_OPERATION_FINISHED);
 699         mOperationsServiceReceiver = new OperationsServiceReceiver();
 700         LocalBroadcastManager.getInstance(this).registerReceiver(mOperationsServiceReceiver, operationsIntentFilter);
 701         */
 702
 703         Log_OC.d(TAG, "onResume() end");
 704     }
 705
 706
 707     @Override
 708     protected void onPause() {
 709         super.onPause();
 710         Log_OC.e(TAG, "onPause() start");
 711         if (mSyncBroadcastReceiver != null) {
 712             unregisterReceiver(mSyncBroadcastReceiver);
 713             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 714             mSyncBroadcastReceiver = null;
 715         }
 716         if (mUploadFinishReceiver != null) {
 717             unregisterReceiver(mUploadFinishReceiver);
 718             mUploadFinishReceiver = null;
 719         }
 720         if (mDownloadFinishReceiver != null) {
 721             unregisterReceiver(mDownloadFinishReceiver);
 722             mDownloadFinishReceiver = null;
 723         }
 724         /*
 725         if (mOperationsServiceReceiver != null) {
 726             LocalBroadcastManager.getInstance(this).unregisterReceiver(mOperationsServiceReceiver);
 727             mOperationsServiceReceiver = null;
 728         }
 729         */
 730         Log_OC.d(TAG, "onPause() end");
 731     }
 732
 733
 734     @Override
 735     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 736         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 737             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 738         }
 739     }
 740
 741
 742     @Override
 743     protected Dialog onCreateDialog(int id) {
 744         Dialog dialog = null;
 745         AlertDialog.Builder builder;
 746         switch (id) {
 747         case DIALOG_SHORT_WAIT: {
 748             ProgressDialog working_dialog = new ProgressDialog(this);
 749             working_dialog.setMessage(getResources().getString(
 750                     R.string.wait_a_moment));
 751             working_dialog.setIndeterminate(true);
 752             working_dialog.setCancelable(false);
 753             dialog = working_dialog;
 754             break;
 755         }
 756         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 757
 758             String[] items = null;
 759
 760             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 761                     getString(R.string.actionbar_upload_from_apps),
 762                     getString(R.string.actionbar_failed_instant_upload) };
 763
 764             String[] commonItems = { getString(R.string.actionbar_upload_files),
 765                     getString(R.string.actionbar_upload_from_apps) };
 766
 767             if (InstantUploadActivity.IS_ENABLED)
 768                 items = allTheItems;
 769             else
 770                 items = commonItems;
 771
 772             builder = new AlertDialog.Builder(this);
 773             builder.setTitle(R.string.actionbar_upload);
 774             builder.setItems(items, new DialogInterface.OnClickListener() {
 775                 public void onClick(DialogInterface dialog, int item) {
 776                     if (item == 0) {
 777                         // if (!mDualPane) {
 778                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 779                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 780                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 781                             // } else {
 782                             // TODO create and handle new fragment
 783                             // LocalFileListFragment
 784                             // }
 785                     } else if (item == 1) {
 786                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 787                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 788                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 789                                 ACTION_SELECT_CONTENT_FROM_APPS);
 790                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 791                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 792                         action.putExtra(FileUploader.KEY_ACCOUNT, FileDisplayActivity.this.getAccount());
 793                         startActivity(action);
 794                     }
 795                 }
 796             });
 797             dialog = builder.create();
 798             break;
 799         }
 800         case DIALOG_SSL_VALIDATOR: {
 801             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 802             break;
 803         }
 804         case DIALOG_CERT_NOT_SAVED: {
 805             builder = new AlertDialog.Builder(this);
 806             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 807             builder.setCancelable(false);
 808             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 809                 @Override
 810                 public void onClick(DialogInterface dialog, int which) {
 811                     dialog.dismiss();
 812                 };
 813             });
 814             dialog = builder.create();
 815             break;
 816         }
 817         default:
 818             dialog = null;
 819         }
 820
 821         return dialog;
 822     }
 823
 824
 825     /**
 826      * Translates a content URI of an image to a physical path
 827      * on the disk
 828      * @param uri The URI to resolve
 829      * @return The path to the image or null if it could not be found
 830      */
 831     public String getPath(Uri uri) {
 832         String[] projection = { MediaStore.Images.Media.DATA };
 833         Cursor cursor = managedQuery(uri, projection, null, null, null);
 834         if (cursor != null) {
 835             int column_index = cursor
 836                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 837             cursor.moveToFirst();
 838             return cursor.getString(column_index);
 839         }
 840         return null;
 841     }
 842
 843     /**
 844      * Pushes a directory to the drop down list
 845      * @param directory to push
 846      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 847      */
 848     public void pushDirname(OCFile directory) {
 849         if(!directory.isFolder()){
 850             throw new IllegalArgumentException("Only directories may be pushed!");
 851         }
 852         mDirectories.insert(directory.getFileName(), 0);
 853         setFile(directory);
 854     }
 855
 856     /**
 857      * Pops a directory name from the drop down list
 858      * @return True, unless the stack is empty
 859      */
 860     public boolean popDirname() {
 861         mDirectories.remove(mDirectories.getItem(0));
 862         return !mDirectories.isEmpty();
 863     }
 864
 865     // Custom array adapter to override text colors
 866     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 867
 868         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 869             super(ctx, view);
 870         }
 871
 872         public View getView(int position, View convertView, ViewGroup parent) {
 873             View v = super.getView(position, convertView, parent);
 874
 875             ((TextView) v).setTextColor(getResources().getColorStateList(
 876                     android.R.color.white));
 877
 878             fixRoot((TextView) v );
 879             return v;
 880         }
 881
 882         public View getDropDownView(int position, View convertView,
 883                 ViewGroup parent) {
 884             View v = super.getDropDownView(position, convertView, parent);
 885
 886             ((TextView) v).setTextColor(getResources().getColorStateList(
 887                     android.R.color.white));
 888
 889             fixRoot((TextView) v );
 890             return v;
 891         }
 892
 893         private void fixRoot(TextView v) {
 894             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
 895                 v.setText(R.string.default_display_name_for_root_folder);
 896             }
 897         }
 898
 899     }
 900
 901     private class SyncBroadcastReceiver extends BroadcastReceiver {
 902
 903         /**
 904          * {@link BroadcastReceiver} to enable syncing feedback in UI
 905          */
 906         @Override
 907         public void onReceive(Context context, Intent intent) {
 908             String event = intent.getAction();
 909             Log_OC.d(TAG, "Received broadcast " + event);
 910             String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 911             String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 912             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
 913             boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
 914
 915             if (sameAccount) {
 916
 917                 if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 918                     mSyncInProgress = true;
 919
 920                 } else {
 921                     OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
 922                     OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 923
 924                     if (currentDir == null) {
 925                         // current folder was removed from the server
 926                         Toast.makeText( FileDisplayActivity.this,
 927                                         String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 928                                         Toast.LENGTH_LONG)
 929                             .show();
 930                         browseToRoot();
 931
 932                     } else {
 933                         if (currentFile == null && !getFile().isFolder()) {
 934                             // currently selected file was removed in the server, and now we know it
 935                             cleanSecondFragment();
 936                             currentFile = currentDir;
 937                         }
 938
 939                         if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 940                             OCFileListFragment fileListFragment = getListOfFilesFragment();
 941                             if (fileListFragment != null) {
 942                                 fileListFragment.listDirectory(currentDir);
 943                             }
 944                         }
 945                         setFile(currentFile);
 946                     }
 947
 948                     mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
 949
 950                     /*
 951                     if (synchResult != null &&
 952                         synchResult.isSuccess() &&
 953                             (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SYNCED.equals(event) ||
 954                                 FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED.equals(event)
 955                             ) &&
 956                             !mRefreshSharesInProgress &&
 957                             getFileOperationsHelper().isSharedSupported(FileDisplayActivity.this)
 958                         ) {
 959                         startGetShares();
 960                     }
 961                     */
 962
 963                 }
 964                 removeStickyBroadcast(intent);
 965                 Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
 966                 setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
 967             }
 968
 969             if (synchResult != null) {
 970                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 971                     mLastSslUntrustedServerResult = synchResult;
 972                     showDialog(DIALOG_SSL_VALIDATOR);
 973                 }
 974             }
 975         }
 976     }
 977
 978
 979     private class UploadFinishReceiver extends BroadcastReceiver {
 980         /**
 981          * Once the file upload has finished -> update view
 982          *  @author David A. Velasco
 983          * {@link BroadcastReceiver} to enable upload feedback in UI
 984          */
 985         @Override
 986         public void onReceive(Context context, Intent intent) {
 987             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 988             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 989             boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
 990             OCFile currentDir = getCurrentDir();
 991             boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
 992             if (sameAccount && isDescendant) {
 993                 refeshListOfFilesFragment();
 994             }
 995         }
 996
 997     }
 998
 999
1000     /**
1001      * Class waiting for broadcast events from the {@link FielDownloader} service.
1002      *
1003      * Updates the UI when a download is started or finished, provided that it is relevant for the
1004      * current folder.
1005      */
1006     private class DownloadFinishReceiver extends BroadcastReceiver {
1007         @Override
1008         public void onReceive(Context context, Intent intent) {
1009             boolean sameAccount = isSameAccount(context, intent);
1010             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1011             boolean isDescendant = isDescendant(downloadedRemotePath);
1012
1013             if (sameAccount && isDescendant) {
1014                 refeshListOfFilesFragment();
1015                 refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1016             }
1017
1018             removeStickyBroadcast(intent);
1019         }
1020
1021         private boolean isDescendant(String downloadedRemotePath) {
1022             OCFile currentDir = getCurrentDir();
1023             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1024         }
1025
1026         private boolean isSameAccount(Context context, Intent intent) {
1027             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1028             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1029         }
1030     }
1031
1032
1033     /**
1034      * Class waiting for broadcast events from the {@link OperationsService}.
1035      *
1036      * Updates the list of files when a get for shares is finished; at this moment the refresh of shares is the only
1037      * operation performed in {@link OperationsService}.
1038      *
1039      * In the future will handle the progress or finalization of all the operations performed in {@link OperationsService},
1040      * probably all the operations associated to the app model.
1041      */
1042     private class OperationsServiceReceiver extends BroadcastReceiver {
1043
1044         @Override
1045         public void onReceive(Context context, Intent intent) {
1046             if (OperationsService.ACTION_OPERATION_ADDED.equals(intent.getAction())) {
1047
1048             } else if (OperationsService.ACTION_OPERATION_FINISHED.equals(intent.getAction())) {
1049                 //mRefreshSharesInProgress = false;
1050
1051                 Account account = intent.getParcelableExtra(OperationsService.EXTRA_ACCOUNT);
1052                 RemoteOperationResult getSharesResult = (RemoteOperationResult)intent.getSerializableExtra(OperationsService.EXTRA_RESULT);
1053                 if (getAccount() != null && account.name.equals(getAccount().name)
1054                         && getStorageManager() != null
1055                         ) {
1056                     refeshListOfFilesFragment();
1057                 }
1058                 if ((getSharesResult != null) &&
1059                         RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED.equals(getSharesResult.getCode())) {
1060                     mLastSslUntrustedServerResult = getSharesResult;
1061                     showDialog(DIALOG_SSL_VALIDATOR);
1062                 }
1063
1064                 //setSupportProgressBarIndeterminateVisibility(mRefreshSharesInProgress || mSyncInProgress);
1065             }
1066
1067         }
1068
1069     }
1070
1071     public void browseToRoot() {
1072         OCFileListFragment listOfFiles = getListOfFilesFragment();
1073         if (listOfFiles != null) {  // should never be null, indeed
1074             while (mDirectories.getCount() > 1) {
1075                 popDirname();
1076             }
1077             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1078             listOfFiles.listDirectory(root);
1079             setFile(listOfFiles.getCurrentFile());
1080             startSyncFolderOperation(root);
1081         }
1082         cleanSecondFragment();
1083     }
1084
1085
1086     public void browseTo(OCFile folder) {
1087         if (folder == null || !folder.isFolder()) {
1088             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1089         }
1090         OCFileListFragment listOfFiles = getListOfFilesFragment();
1091         if (listOfFiles != null) {
1092             setNavigationListWithFolder(folder);
1093             listOfFiles.listDirectory(folder);
1094             setFile(listOfFiles.getCurrentFile());
1095             startSyncFolderOperation(folder);
1096         } else {
1097             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1098         }
1099         cleanSecondFragment();
1100     }
1101
1102
1103     /**
1104      * {@inheritDoc}
1105      *
1106      * Updates action bar and second fragment, if in dual pane mode.
1107      */
1108     @Override
1109     public void onBrowsedDownTo(OCFile directory) {
1110         pushDirname(directory);
1111         cleanSecondFragment();
1112
1113         // Sync Folder
1114         startSyncFolderOperation(directory);
1115
1116     }
1117
1118     /**
1119      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1120      *
1121      * @param file                      Image {@link OCFile} to show.
1122      */
1123     @Override
1124     public void startImagePreview(OCFile file) {
1125         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1126         showDetailsIntent.putExtra(EXTRA_FILE, file);
1127         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1128         startActivity(showDetailsIntent);
1129     }
1130
1131     /**
1132      * Stars the preview of an already down media {@link OCFile}.
1133      *
1134      * @param file                      Media {@link OCFile} to preview.
1135      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1136      * @param autoplay                  When 'true', the playback will start without user interactions.
1137      */
1138     @Override
1139     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1140         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1141         setSecondFragment(mediaFragment);
1142         updateFragmentsVisibility(true);
1143         updateNavigationElementsInActionBar(file);
1144         setFile(file);
1145     }
1146
1147     /**
1148      * Requests the download of the received {@link OCFile} , updates the UI
1149      * to monitor the download progress and prepares the activity to preview
1150      * or open the file when the download finishes.
1151      *
1152      * @param file          {@link OCFile} to download and preview.
1153      */
1154     @Override
1155     public void startDownloadForPreview(OCFile file) {
1156         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1157         setSecondFragment(detailFragment);
1158         mWaitingToPreview = file;
1159         requestForDownload();
1160         updateFragmentsVisibility(true);
1161         updateNavigationElementsInActionBar(file);
1162         setFile(file);
1163     }
1164
1165
1166     /**
1167      * Shows the information of the {@link OCFile} received as a
1168      * parameter in the second fragment.
1169      *
1170      * @param file          {@link OCFile} whose details will be shown
1171      */
1172     @Override
1173     public void showDetails(OCFile file) {
1174         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1175         setSecondFragment(detailFragment);
1176         updateFragmentsVisibility(true);
1177         updateNavigationElementsInActionBar(file);
1178         setFile(file);
1179     }
1180
1181
1182     /**
1183      * TODO
1184      */
1185     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1186         ActionBar actionBar = getSupportActionBar();
1187         if (chosenFile == null || mDualPane) {
1188             // only list of files - set for browsing through folders
1189             OCFile currentDir = getCurrentDir();
1190             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1191             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1192             actionBar.setDisplayShowTitleEnabled(!noRoot);
1193             if (!noRoot) {
1194                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1195             }
1196             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1197             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1198
1199         } else {
1200             actionBar.setDisplayHomeAsUpEnabled(true);
1201             actionBar.setDisplayShowTitleEnabled(true);
1202             actionBar.setTitle(chosenFile.getFileName());
1203             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1204         }
1205     }
1206
1207
1208     /**
1209      * {@inheritDoc}
1210      */
1211     @Override
1212     public void onFileStateChanged() {
1213         refeshListOfFilesFragment();
1214         updateNavigationElementsInActionBar(getSecondFragment().getFile());
1215     }
1216
1217
1218     /**
1219      * {@inheritDoc}
1220      */
1221     @Override
1222     public FileDownloaderBinder getFileDownloaderBinder() {
1223         return mDownloaderBinder;
1224     }
1225
1226
1227     /**
1228      * {@inheritDoc}
1229      */
1230     @Override
1231     public FileUploaderBinder getFileUploaderBinder() {
1232         return mUploaderBinder;
1233     }
1234
1235
1236     /** Defines callbacks for service binding, passed to bindService() */
1237     private class ListServiceConnection implements ServiceConnection {
1238
1239         @Override
1240         public void onServiceConnected(ComponentName component, IBinder service) {
1241             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1242                 Log_OC.d(TAG, "Download service connected");
1243                 mDownloaderBinder = (FileDownloaderBinder) service;
1244                 if (mWaitingToPreview != null) {
1245                     requestForDownload();
1246                 }
1247
1248             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1249                 Log_OC.d(TAG, "Upload service connected");
1250                 mUploaderBinder = (FileUploaderBinder) service;
1251             } else {
1252                 return;
1253             }
1254             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1255             OCFileListFragment listOfFiles = getListOfFilesFragment();
1256             if (listOfFiles != null) {
1257                 listOfFiles.listDirectory();
1258             }
1259             FileFragment secondFragment = getSecondFragment();
1260             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1261                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1262                 detailFragment.listenForTransferProgress();
1263                 detailFragment.updateFileDetails(false, false);
1264             }
1265         }
1266
1267         @Override
1268         public void onServiceDisconnected(ComponentName component) {
1269             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1270                 Log_OC.d(TAG, "Download service disconnected");
1271                 mDownloaderBinder = null;
1272             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1273                 Log_OC.d(TAG, "Upload service disconnected");
1274                 mUploaderBinder = null;
1275             }
1276         }
1277     };
1278
1279
1280
1281     /**
1282      * Launch an intent to request the PIN code to the user before letting him use the app
1283      */
1284     private void requestPinCode() {
1285         boolean pinStart = false;
1286         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1287         pinStart = appPrefs.getBoolean("set_pincode", false);
1288         if (pinStart) {
1289             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1290             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1291             startActivity(i);
1292         }
1293     }
1294
1295
1296     @Override
1297     public void onSavedCertificate() {
1298         startSyncFolderOperation(getCurrentDir());
1299     }
1300
1301
1302     @Override
1303     public void onFailedSavingCertificate() {
1304         showDialog(DIALOG_CERT_NOT_SAVED);
1305     }
1306
1307
1308     /**
1309      * Updates the view associated to the activity after the finish of some operation over files
1310      * in the current account.
1311      *
1312      * @param operation     Removal operation performed.
1313      * @param result        Result of the removal.
1314      */
1315     @Override
1316     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1317         super.onRemoteOperationFinish(operation, result);
1318
1319         if (operation instanceof RemoveFileOperation) {
1320             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1321
1322         } else if (operation instanceof RenameFileOperation) {
1323             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1324
1325         } else if (operation instanceof SynchronizeFileOperation) {
1326             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1327
1328         } else if (operation instanceof CreateFolderOperation) {
1329             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1330
1331         } else if (operation instanceof CreateShareOperation) {
1332             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1333         }
1334
1335     }
1336
1337
1338     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1339         if (result.isSuccess()) {
1340             refeshListOfFilesFragment();
1341         }
1342     }
1343
1344
1345     /**
1346      * Updates the view associated to the activity after the finish of an operation trying to remove a
1347      * file.
1348      *
1349      * @param operation     Removal operation performed.
1350      * @param result        Result of the removal.
1351      */
1352     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1353         dismissLoadingDialog();
1354         if (result.isSuccess()) {
1355             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1356             msg.show();
1357             OCFile removedFile = operation.getFile();
1358             getSecondFragment();
1359             FileFragment second = getSecondFragment();
1360             if (second != null && removedFile.equals(second.getFile())) {
1361                 cleanSecondFragment();
1362             }
1363             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1364                 refeshListOfFilesFragment();
1365             }
1366
1367         } else {
1368             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1369             msg.show();
1370             if (result.isSslRecoverableException()) {
1371                 mLastSslUntrustedServerResult = result;
1372                 showDialog(DIALOG_SSL_VALIDATOR);
1373             }
1374         }
1375     }
1376
1377     /**
1378      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1379      *
1380      * @param operation     Creation operation performed.
1381      * @param result        Result of the creation.
1382      */
1383     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1384         if (result.isSuccess()) {
1385             dismissLoadingDialog();
1386             refeshListOfFilesFragment();
1387
1388         } else {
1389             dismissLoadingDialog();
1390             if (result.getCode() == ResultCode.INVALID_CHARACTER_IN_NAME) {
1391                 Toast.makeText(FileDisplayActivity.this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG).show();
1392             } else {
1393             try {
1394                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
1395                 msg.show();
1396
1397             } catch (NotFoundException e) {
1398                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1399             }
1400             }
1401         }
1402     }
1403
1404
1405     /**
1406      * Updates the view associated to the activity after the finish of an operation trying to rename a
1407      * file.
1408      *
1409      * @param operation     Renaming operation performed.
1410      * @param result        Result of the renaming.
1411      */
1412     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1413         dismissLoadingDialog();
1414         OCFile renamedFile = operation.getFile();
1415         if (result.isSuccess()) {
1416             if (mDualPane) {
1417                 FileFragment details = getSecondFragment();
1418                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1419                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1420                 }
1421             }
1422             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1423                 refeshListOfFilesFragment();
1424             }
1425
1426         } else {
1427             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1428                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1429                 msg.show();
1430                 // TODO throw again the new rename dialog
1431             } if (result.getCode().equals(ResultCode.INVALID_CHARACTER_IN_NAME)) {
1432                 Toast msg = Toast.makeText(this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG);
1433                 msg.show();
1434             } else {
1435                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1436                 msg.show();
1437                 if (result.isSslRecoverableException()) {
1438                     mLastSslUntrustedServerResult = result;
1439                     showDialog(DIALOG_SSL_VALIDATOR);
1440                 }
1441             }
1442         }
1443     }
1444
1445
1446     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1447         dismissLoadingDialog();
1448         OCFile syncedFile = operation.getLocalFile();
1449         if (!result.isSuccess()) {
1450             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1451                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1452                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1453                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1454                 startActivity(i);
1455
1456             }
1457
1458         } else {
1459             if (operation.transferWasRequested()) {
1460                 refeshListOfFilesFragment();
1461                 onTransferStateChanged(syncedFile, true, true);
1462
1463             } else {
1464                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1465                 msg.show();
1466             }
1467         }
1468     }
1469
1470
1471     /**
1472      * {@inheritDoc}
1473      */
1474     @Override
1475     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1476         if (mDualPane) {
1477             FileFragment details = getSecondFragment();
1478             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1479                 if (downloading || uploading) {
1480                     ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1481                 } else {
1482                     ((FileDetailFragment)details).updateFileDetails(false, true);
1483                 }
1484             }
1485         }
1486     }
1487
1488
1489     public void onDismiss(EditNameDialog dialog) {
1490         if (dialog.getResult()) {
1491             String newDirectoryName = dialog.getNewFilename().trim();
1492             Log_OC.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1493             if (newDirectoryName.length() > 0) {
1494                 String path = getCurrentDir().getRemotePath();
1495
1496                 // Create directory
1497                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1498                 RemoteOperation operation = new CreateFolderOperation(path, false, getStorageManager());
1499                 operation.execute(  getAccount(),
1500                         FileDisplayActivity.this,
1501                         FileDisplayActivity.this,
1502                         getHandler(),
1503                         FileDisplayActivity.this);
1504
1505                 showLoadingDialog();
1506             }
1507         }
1508     }
1509
1510
1511     private void requestForDownload() {
1512         Account account = getAccount();
1513         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1514             Intent i = new Intent(this, FileDownloader.class);
1515             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1516             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1517             startService(i);
1518         }
1519     }
1520
1521
1522     private OCFile getCurrentDir() {
1523         OCFile file = getFile();
1524         if (file != null) {
1525             if (file.isFolder()) {
1526                 return file;
1527             } else if (getStorageManager() != null) {
1528                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1529                 return getStorageManager().getFileByPath(parentPath);
1530             }
1531         }
1532         return null;
1533     }
1534
1535     public void startSyncFolderOperation(OCFile folder) {
1536         long currentSyncTime = System.currentTimeMillis();
1537
1538         mSyncInProgress = true;
1539
1540         // perform folder synchronization
1541         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1542                                                                         currentSyncTime,
1543                                                                         false,
1544                                                                         getFileOperationsHelper().isSharedSupported(this),
1545                                                                         getStorageManager(),
1546                                                                         getAccount(),
1547                                                                         getApplicationContext()
1548                                                                       );
1549         synchFolderOp.execute(getAccount(), this, null, null, this);
1550
1551         setSupportProgressBarIndeterminateVisibility(true);
1552     }
1553
1554     /*
1555     private void startGetShares() {
1556         // Get shared files/folders
1557         Intent intent = new Intent(this, OperationsService.class);
1558         intent.putExtra(OperationsService.EXTRA_ACCOUNT, getAccount());
1559         startService(intent);
1560
1561         mRefreshSharesInProgress = true;
1562     }
1563     */
1564
1565 }