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