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