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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.ui.activity;
  20
  21 import java.io.File;
  22
  23 import android.accounts.Account;
  24 import android.app.AlertDialog;
  25 import android.app.Dialog;
  26 import android.app.ProgressDialog;
  27 import android.content.BroadcastReceiver;
  28 import android.content.ComponentName;
  29 import android.content.ContentResolver;
  30 import android.content.Context;
  31 import android.content.DialogInterface;
  32 import android.content.Intent;
  33 import android.content.IntentFilter;
  34 import android.content.ServiceConnection;
  35 import android.content.SharedPreferences;
  36 import android.content.SyncRequest;
  37 import android.content.res.Resources.NotFoundException;
  38 import android.database.Cursor;
  39 import android.net.Uri;
  40 import android.os.Bundle;
  41 import android.os.IBinder;
  42 import android.preference.PreferenceManager;
  43 import android.provider.MediaStore;
  44 import android.support.v4.app.Fragment;
  45 import android.support.v4.app.FragmentManager;
  46 import android.support.v4.app.FragmentTransaction;
  47 import android.support.v4.content.LocalBroadcastManager;
  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.OCFile;
  64 import com.owncloud.android.files.services.FileDownloader;
  65 import com.owncloud.android.files.services.FileObserverService;
  66 import com.owncloud.android.files.services.FileUploader;
  67 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  68 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  69 import com.owncloud.android.operations.CreateFolderOperation;
  70
  71 import com.owncloud.android.lib.operations.common.RemoteOperation;
  72 import com.owncloud.android.lib.operations.common.RemoteOperationResult;
  73 import com.owncloud.android.lib.operations.common.RemoteOperationResult.ResultCode;
  74 import com.owncloud.android.operations.CreateShareOperation;
  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.services.OperationsService;
  80 import com.owncloud.android.syncadapter.FileSyncAdapter;
  81 import com.owncloud.android.ui.dialog.EditNameDialog;
  82 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  83 import com.owncloud.android.ui.dialog.LoadingDialog;
  84 import com.owncloud.android.ui.dialog.SslValidatorDialog;
  85 import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;
  86 import com.owncloud.android.ui.fragment.FileDetailFragment;
  87 import com.owncloud.android.ui.fragment.FileFragment;
  88 import com.owncloud.android.ui.fragment.OCFileListFragment;
  89 import com.owncloud.android.ui.preview.PreviewImageActivity;
  90 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  91 import com.owncloud.android.ui.preview.PreviewVideoActivity;
  92 import com.owncloud.android.utils.DisplayUtils;
  93 import com.owncloud.android.utils.Log_OC;
  94
  95
  96 /**
  97  * Displays, what files the user has available in his ownCloud.
  98  *
  99  * @author Bartek Przybylski
 100  * @author David A. Velasco
 101  */
 102
 103 public class FileDisplayActivity extends FileActivity implements
 104 OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, EditNameDialogListener {
 105
 106     private ArrayAdapter<String> mDirectories;
 107
 108     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 109     private UploadFinishReceiver mUploadFinishReceiver;
 110     private DownloadFinishReceiver mDownloadFinishReceiver;
 111     private OperationsServiceReceiver mOperationsServiceReceiver;
 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     private static final String KEY_REFRESH_SHARES_IN_PROGRESS = "SHARES_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
 144     private boolean mSyncInProgress = false;
 145     private boolean mRefreshSharesInProgress = 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         /// bindings to transference services
 155         mUploadConnection = new ListServiceConnection();
 156         mDownloadConnection = new ListServiceConnection();
 157         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 158         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 159
 160         // PIN CODE request ;  best location is to decide, let's try this first
 161         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 162             requestPinCode();
 163         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 164             requestPinCode();
 165         }
 166
 167         /// file observer
 168         Intent observer_intent = new Intent(this, FileObserverService.class);
 169         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 170         startService(observer_intent);
 171
 172         /// Load of saved instance state
 173         if(savedInstanceState != null) {
 174             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 175             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 176             mRefreshSharesInProgress = savedInstanceState.getBoolean(KEY_REFRESH_SHARES_IN_PROGRESS);
 177
 178         } else {
 179             mWaitingToPreview = null;
 180             mSyncInProgress = false;
 181             mRefreshSharesInProgress = 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 || mRefreshSharesInProgress);    // 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         super.onAccountSet(stateWasRecovered);
 225         if (getAccount() != null) {
 226             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 227             OCFile file = getFile();
 228             // get parent from path
 229             String parentPath = "";
 230             if (file != null) {
 231                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 232                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 233                     // get parent from path
 234                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 235                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 236                         file = null; // not able to know the directory where the file is uploading
 237                 } else {
 238                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 239                 }
 240             }
 241             if (file == null) {
 242                 // fall back to root folder
 243                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 244             }
 245             setFile(file);
 246             setNavigationListWithFolder(file);
 247
 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
 262
 263     private void setNavigationListWithFolder(OCFile file) {
 264         mDirectories.clear();
 265         OCFile fileIt = file;
 266         String parentPath;
 267         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 268             if (fileIt.isFolder()) {
 269                 mDirectories.add(fileIt.getFileName());
 270             }
 271             // get parent from path
 272             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 273             fileIt = getStorageManager().getFileByPath(parentPath);
 274         }
 275         mDirectories.add(OCFile.PATH_SEPARATOR);
 276     }
 277
 278
 279     private void createMinFragments() {
 280         OCFileListFragment listOfFiles = new OCFileListFragment();
 281         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 282         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 283         transaction.commit();
 284     }
 285
 286     private void initFragmentsWithFile() {
 287         if (getAccount() != null && getFile() != null) {
 288             /// First fragment
 289             OCFileListFragment listOfFiles = getListOfFilesFragment();
 290             if (listOfFiles != null) {
 291                 listOfFiles.listDirectory(getCurrentDir());
 292             } else {
 293                 Log.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 294             }
 295
 296             /// Second fragment
 297             OCFile file = getFile();
 298             Fragment secondFragment = chooseInitialSecondFragment(file);
 299             if (secondFragment != null) {
 300                 setSecondFragment(secondFragment);
 301                 updateFragmentsVisibility(true);
 302                 updateNavigationElementsInActionBar(file);
 303
 304             } else {
 305                 cleanSecondFragment();
 306             }
 307
 308         } else {
 309             Log.wtf(TAG, "initFragments() called with invalid NULLs!");
 310             if (getAccount() == null) {
 311                 Log.wtf(TAG, "\t account is NULL");
 312             }
 313             if (getFile() == null) {
 314                 Log.wtf(TAG, "\t file is NULL");
 315             }
 316         }
 317     }
 318
 319     private Fragment chooseInitialSecondFragment(OCFile file) {
 320         Fragment secondFragment = null;
 321         if (file != null && !file.isFolder()) {
 322             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 323                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 324                     ) {
 325                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 326                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 327                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 328
 329             } else {
 330                 secondFragment = new FileDetailFragment(file, getAccount());
 331             }
 332         }
 333         return secondFragment;
 334     }
 335
 336
 337     /**
 338      * Replaces the second fragment managed by the activity with the received as
 339      * a parameter.
 340      *
 341      * Assumes never will be more than two fragments managed at the same time.
 342      *
 343      * @param fragment      New second Fragment to set.
 344      */
 345     private void setSecondFragment(Fragment fragment) {
 346         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 347         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 348         transaction.commit();
 349     }
 350
 351
 352     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 353         if (mDualPane) {
 354             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 355                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 356             }
 357             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 358                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 359             }
 360
 361         } else if (existsSecondFragment) {
 362             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 363                 mLeftFragmentContainer.setVisibility(View.GONE);
 364             }
 365             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 366                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 367             }
 368
 369         } else {
 370             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 371                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 372             }
 373             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 374                 mRightFragmentContainer.setVisibility(View.GONE);
 375             }
 376         }
 377     }
 378
 379
 380     private OCFileListFragment getListOfFilesFragment() {
 381         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 382         if (listOfFiles != null) {
 383             return (OCFileListFragment)listOfFiles;
 384         }
 385         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 386         return null;
 387     }
 388
 389     protected FileFragment getSecondFragment() {
 390         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 391         if (second != null) {
 392             return (FileFragment)second;
 393         }
 394         return null;
 395     }
 396
 397     public void cleanSecondFragment() {
 398         Fragment second = getSecondFragment();
 399         if (second != null) {
 400             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 401             tr.remove(second);
 402             tr.commit();
 403         }
 404         updateFragmentsVisibility(false);
 405         updateNavigationElementsInActionBar(null);
 406     }
 407
 408     protected void refeshListOfFilesFragment() {
 409         OCFileListFragment fileListFragment = getListOfFilesFragment();
 410         if (fileListFragment != null) {
 411             fileListFragment.listDirectory();
 412         }
 413     }
 414
 415     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 416         FileFragment secondFragment = getSecondFragment();
 417         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 418         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 419             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 420             OCFile fileInFragment = detailsFragment.getFile();
 421             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 422                 // the user browsed to other file ; forget the automatic preview
 423                 mWaitingToPreview = null;
 424
 425             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 426                 // grant that the right panel updates the progress bar
 427                 detailsFragment.listenForTransferProgress();
 428                 detailsFragment.updateFileDetails(true, false);
 429
 430             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 431                 //  update the right panel
 432                 boolean detailsFragmentChanged = false;
 433                 if (waitedPreview) {
 434                     if (success) {
 435                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 436                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 437                             startMediaPreview(mWaitingToPreview, 0, true);
 438                             detailsFragmentChanged = true;
 439                         } else {
 440                             getFileOperationsHelper().openFile(mWaitingToPreview, this);
 441                         }
 442                     }
 443                     mWaitingToPreview = null;
 444                 }
 445                 if (!detailsFragmentChanged) {
 446                     detailsFragment.updateFileDetails(false, (success));
 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 = getStorageManager().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         outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 665
 666         Log_OC.d(TAG, "onSaveInstanceState() end");
 667     }
 668
 669
 670
 671     @Override
 672     protected void onResume() {
 673         super.onResume();
 674         Log_OC.e(TAG, "onResume() start");
 675
 676         // Listen for sync messages
 677         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 678         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 679         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FOLDER_SIZE_SYNCED);
 680         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FOLDER_CONTENTS_SYNCED);
 681         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SYNCED);
 682         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 683         //registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 684         LocalBroadcastManager.getInstance(this).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         // Listen for messages from the OperationsService
 698         IntentFilter operationsIntentFilter = new IntentFilter(OperationsService.ACTION_OPERATION_ADDED);
 699         operationsIntentFilter.addAction(OperationsService.ACTION_OPERATION_FINISHED);
 700         mOperationsServiceReceiver = new OperationsServiceReceiver();
 701         LocalBroadcastManager.getInstance(this).registerReceiver(mOperationsServiceReceiver, operationsIntentFilter);
 702
 703         Log_OC.d(TAG, "onResume() end");
 704     }
 705
 706
 707     @Override
 708     protected void onPause() {
 709         super.onPause();
 710         Log_OC.e(TAG, "onPause() start");
 711         if (mSyncBroadcastReceiver != null) {
 712             //unregisterReceiver(mSyncBroadcastReceiver);
 713             LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 714             mSyncBroadcastReceiver = null;
 715         }
 716         if (mUploadFinishReceiver != null) {
 717             unregisterReceiver(mUploadFinishReceiver);
 718             mUploadFinishReceiver = null;
 719         }
 720         if (mDownloadFinishReceiver != null) {
 721             unregisterReceiver(mDownloadFinishReceiver);
 722             mDownloadFinishReceiver = null;
 723         }
 724         if (mOperationsServiceReceiver != null) {
 725             LocalBroadcastManager.getInstance(this).unregisterReceiver(mOperationsServiceReceiver);
 726             mOperationsServiceReceiver = null;
 727         }
 728         Log_OC.d(TAG, "onPause() end");
 729     }
 730
 731
 732     @Override
 733     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 734         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 735             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 736         }
 737     }
 738
 739
 740     @Override
 741     protected Dialog onCreateDialog(int id) {
 742         Dialog dialog = null;
 743         AlertDialog.Builder builder;
 744         switch (id) {
 745         case DIALOG_SHORT_WAIT: {
 746             ProgressDialog working_dialog = new ProgressDialog(this);
 747             working_dialog.setMessage(getResources().getString(
 748                     R.string.wait_a_moment));
 749             working_dialog.setIndeterminate(true);
 750             working_dialog.setCancelable(false);
 751             dialog = working_dialog;
 752             break;
 753         }
 754         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 755
 756             String[] items = null;
 757
 758             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 759                     getString(R.string.actionbar_upload_from_apps),
 760                     getString(R.string.actionbar_failed_instant_upload) };
 761
 762             String[] commonItems = { getString(R.string.actionbar_upload_files),
 763                     getString(R.string.actionbar_upload_from_apps) };
 764
 765             if (InstantUploadActivity.IS_ENABLED)
 766                 items = allTheItems;
 767             else
 768                 items = commonItems;
 769
 770             builder = new AlertDialog.Builder(this);
 771             builder.setTitle(R.string.actionbar_upload);
 772             builder.setItems(items, new DialogInterface.OnClickListener() {
 773                 public void onClick(DialogInterface dialog, int item) {
 774                     if (item == 0) {
 775                         // if (!mDualPane) {
 776                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 777                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 778                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 779                             // } else {
 780                             // TODO create and handle new fragment
 781                             // LocalFileListFragment
 782                             // }
 783                     } else if (item == 1) {
 784                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 785                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 786                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 787                                 ACTION_SELECT_CONTENT_FROM_APPS);
 788                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 789                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 790                         action.putExtra(FileUploader.KEY_ACCOUNT, FileDisplayActivity.this.getAccount());
 791                         startActivity(action);
 792                     }
 793                 }
 794             });
 795             dialog = builder.create();
 796             break;
 797         }
 798         case DIALOG_SSL_VALIDATOR: {
 799             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 800             break;
 801         }
 802         case DIALOG_CERT_NOT_SAVED: {
 803             builder = new AlertDialog.Builder(this);
 804             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 805             builder.setCancelable(false);
 806             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 807                 @Override
 808                 public void onClick(DialogInterface dialog, int which) {
 809                     dialog.dismiss();
 810                 };
 811             });
 812             dialog = builder.create();
 813             break;
 814         }
 815         default:
 816             dialog = null;
 817         }
 818
 819         return dialog;
 820     }
 821
 822
 823     /**
 824      * Show loading dialog
 825      */
 826     public void showLoadingDialog() {
 827         // Construct dialog
 828         LoadingDialog loading = new LoadingDialog(getResources().getString(R.string.wait_a_moment));
 829         FragmentManager fm = getSupportFragmentManager();
 830         FragmentTransaction ft = fm.beginTransaction();
 831         loading.show(ft, DIALOG_WAIT_TAG);
 832
 833     }
 834
 835     /**
 836      * Dismiss loading dialog
 837      */
 838     public void dismissLoadingDialog(){
 839         Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG);
 840       if (frag != null) {
 841           LoadingDialog loading = (LoadingDialog) frag;
 842             loading.dismiss();
 843         }
 844     }
 845
 846
 847     /**
 848      * Translates a content URI of an image to a physical path
 849      * on the disk
 850      * @param uri The URI to resolve
 851      * @return The path to the image or null if it could not be found
 852      */
 853     public String getPath(Uri uri) {
 854         String[] projection = { MediaStore.Images.Media.DATA };
 855         Cursor cursor = managedQuery(uri, projection, null, null, null);
 856         if (cursor != null) {
 857             int column_index = cursor
 858                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 859             cursor.moveToFirst();
 860             return cursor.getString(column_index);
 861         }
 862         return null;
 863     }
 864
 865     /**
 866      * Pushes a directory to the drop down list
 867      * @param directory to push
 868      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 869      */
 870     public void pushDirname(OCFile directory) {
 871         if(!directory.isFolder()){
 872             throw new IllegalArgumentException("Only directories may be pushed!");
 873         }
 874         mDirectories.insert(directory.getFileName(), 0);
 875         setFile(directory);
 876     }
 877
 878     /**
 879      * Pops a directory name from the drop down list
 880      * @return True, unless the stack is empty
 881      */
 882     public boolean popDirname() {
 883         mDirectories.remove(mDirectories.getItem(0));
 884         return !mDirectories.isEmpty();
 885     }
 886
 887     // Custom array adapter to override text colors
 888     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 889
 890         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 891             super(ctx, view);
 892         }
 893
 894         public View getView(int position, View convertView, ViewGroup parent) {
 895             View v = super.getView(position, convertView, parent);
 896
 897             ((TextView) v).setTextColor(getResources().getColorStateList(
 898                     android.R.color.white));
 899             return v;
 900         }
 901
 902         public View getDropDownView(int position, View convertView,
 903                 ViewGroup parent) {
 904             View v = super.getDropDownView(position, convertView, parent);
 905
 906             ((TextView) v).setTextColor(getResources().getColorStateList(
 907                     android.R.color.white));
 908
 909             return v;
 910         }
 911
 912     }
 913
 914     private class SyncBroadcastReceiver extends BroadcastReceiver {
 915
 916         /**
 917          * {@link BroadcastReceiver} to enable syncing feedback in UI
 918          */
 919         @Override
 920         public void onReceive(Context context, Intent intent) {
 921             String event = intent.getAction();
 922             String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 923             String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 924             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
 925             boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
 926
 927             if (sameAccount) {
 928
 929                 if (!FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 930                     OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
 931                     OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 932
 933                     if (currentDir == null) {
 934                         // current folder was removed from the server
 935                         Toast.makeText( FileDisplayActivity.this,
 936                                         String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 937                                         Toast.LENGTH_LONG)
 938                             .show();
 939                         browseToRoot();
 940
 941                     } else {
 942                         if (currentFile == null && !getFile().isFolder()) {
 943                             // currently selected file was removed in the server, and now we know it
 944                             cleanSecondFragment();
 945                             currentFile = currentDir;
 946                         }
 947
 948                         if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 949                             OCFileListFragment fileListFragment = getListOfFilesFragment();
 950                             if (fileListFragment != null) {
 951                                 fileListFragment.listDirectory(currentDir);
 952                             }
 953                         }
 954                         setFile(currentFile);
 955                     }
 956
 957                     mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
 958                                         !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SYNCED.equals(event) &&
 959                                         (synchResult == null || synchResult.isSuccess())) ;
 960
 961                     if (synchResult != null &&
 962                         synchResult.isSuccess() &&
 963                             (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SYNCED.equals(event) ||
 964                                 FileSyncAdapter.EVENT_FOLDER_CONTENTS_SYNCED.equals(event)
 965                             ) &&
 966                             !mRefreshSharesInProgress &&
 967                             getFileOperationsHelper().isSharedSupported(FileDisplayActivity.this)
 968                         ) {
 969                         startGetShares();
 970                     }
 971
 972                 }
 973                 //removeStickyBroadcast(intent);
 974                 setSupportProgressBarIndeterminateVisibility(mSyncInProgress || mRefreshSharesInProgress);
 975             }
 976
 977             if (synchResult != null) {
 978                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 979                     mLastSslUntrustedServerResult = synchResult;
 980                     showDialog(DIALOG_SSL_VALIDATOR);
 981                 }
 982             }
 983         }
 984     }
 985
 986
 987     private class UploadFinishReceiver extends BroadcastReceiver {
 988         /**
 989          * Once the file upload has finished -> update view
 990          *  @author David A. Velasco
 991          * {@link BroadcastReceiver} to enable upload feedback in UI
 992          */
 993         @Override
 994         public void onReceive(Context context, Intent intent) {
 995             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 996             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 997             boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
 998             OCFile currentDir = getCurrentDir();
 999             boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1000             if (sameAccount && isDescendant) {
1001                 refeshListOfFilesFragment();
1002             }
1003         }
1004
1005     }
1006
1007
1008     /**
1009      * Class waiting for broadcast events from the {@link FielDownloader} service.
1010      *
1011      * Updates the UI when a download is started or finished, provided that it is relevant for the
1012      * current folder.
1013      */
1014     private class DownloadFinishReceiver extends BroadcastReceiver {
1015         @Override
1016         public void onReceive(Context context, Intent intent) {
1017             boolean sameAccount = isSameAccount(context, intent);
1018             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1019             boolean isDescendant = isDescendant(downloadedRemotePath);
1020
1021             if (sameAccount && isDescendant) {
1022                 refeshListOfFilesFragment();
1023                 refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1024             }
1025
1026             removeStickyBroadcast(intent);
1027         }
1028
1029         private boolean isDescendant(String downloadedRemotePath) {
1030             OCFile currentDir = getCurrentDir();
1031             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1032         }
1033
1034         private boolean isSameAccount(Context context, Intent intent) {
1035             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1036             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1037         }
1038     }
1039
1040
1041     /**
1042      * Class waiting for broadcast events from the {@link OperationsService}.
1043      *
1044      * Updates the list of files when a get for shares is finished; at this moment the refresh of shares is the only
1045      * operation performed in {@link OperationsService}.
1046      *
1047      * In the future will handle the progress or finalization of all the operations performed in {@link OperationsService},
1048      * probably all the operations associated to the app model.
1049      */
1050     private class OperationsServiceReceiver extends BroadcastReceiver {
1051
1052         @Override
1053         public void onReceive(Context context, Intent intent) {
1054             if (OperationsService.ACTION_OPERATION_ADDED.equals(intent.getAction())) {
1055
1056             } else if (OperationsService.ACTION_OPERATION_FINISHED.equals(intent.getAction())) {
1057                 mRefreshSharesInProgress = false;
1058
1059                 Account account = intent.getParcelableExtra(OperationsService.EXTRA_ACCOUNT);
1060                 RemoteOperationResult getSharesResult = (RemoteOperationResult)intent.getSerializableExtra(OperationsService.EXTRA_RESULT);
1061                 if (getAccount() != null && account.name.equals(getAccount().name)
1062                         && getStorageManager() != null
1063                         ) {
1064                     refeshListOfFilesFragment();
1065                 }
1066                 if ((getSharesResult != null) &&
1067                         RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED.equals(getSharesResult.getCode())) {
1068                     mLastSslUntrustedServerResult = getSharesResult;
1069                     showDialog(DIALOG_SSL_VALIDATOR);
1070                 }
1071
1072                 setSupportProgressBarIndeterminateVisibility(mRefreshSharesInProgress || mSyncInProgress);
1073             }
1074
1075         }
1076
1077     }
1078
1079     public void browseToRoot() {
1080         OCFileListFragment listOfFiles = getListOfFilesFragment();
1081         if (listOfFiles != null) {  // should never be null, indeed
1082             while (mDirectories.getCount() > 1) {
1083                 popDirname();
1084             }
1085             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1086             listOfFiles.listDirectory(root);
1087             setFile(listOfFiles.getCurrentFile());
1088             startSyncFolderOperation(root);
1089         }
1090         cleanSecondFragment();
1091     }
1092
1093
1094     public void browseTo(OCFile folder) {
1095         if (folder == null || !folder.isFolder()) {
1096             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1097         }
1098         OCFileListFragment listOfFiles = getListOfFilesFragment();
1099         if (listOfFiles != null) {
1100             setNavigationListWithFolder(folder);
1101             listOfFiles.listDirectory(folder);
1102             setFile(listOfFiles.getCurrentFile());
1103             startSyncFolderOperation(folder);
1104         } else {
1105             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1106         }
1107         cleanSecondFragment();
1108     }
1109
1110
1111     /**
1112      * {@inheritDoc}
1113      *
1114      * Updates action bar and second fragment, if in dual pane mode.
1115      */
1116     @Override
1117     public void onBrowsedDownTo(OCFile directory) {
1118         pushDirname(directory);
1119         cleanSecondFragment();
1120
1121         // Sync Folder
1122         startSyncFolderOperation(directory);
1123
1124     }
1125
1126     /**
1127      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1128      *
1129      * @param file                      Image {@link OCFile} to show.
1130      */
1131     @Override
1132     public void startImagePreview(OCFile file) {
1133         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1134         showDetailsIntent.putExtra(EXTRA_FILE, file);
1135         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1136         startActivity(showDetailsIntent);
1137     }
1138
1139     /**
1140      * Stars the preview of an already down media {@link OCFile}.
1141      *
1142      * @param file                      Media {@link OCFile} to preview.
1143      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1144      * @param autoplay                  When 'true', the playback will start without user interactions.
1145      */
1146     @Override
1147     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1148         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1149         setSecondFragment(mediaFragment);
1150         updateFragmentsVisibility(true);
1151         updateNavigationElementsInActionBar(file);
1152         setFile(file);
1153     }
1154
1155     /**
1156      * Requests the download of the received {@link OCFile} , updates the UI
1157      * to monitor the download progress and prepares the activity to preview
1158      * or open the file when the download finishes.
1159      *
1160      * @param file          {@link OCFile} to download and preview.
1161      */
1162     @Override
1163     public void startDownloadForPreview(OCFile file) {
1164         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1165         setSecondFragment(detailFragment);
1166         mWaitingToPreview = file;
1167         requestForDownload();
1168         updateFragmentsVisibility(true);
1169         updateNavigationElementsInActionBar(file);
1170         setFile(file);
1171     }
1172
1173
1174     /**
1175      * Shows the information of the {@link OCFile} received as a
1176      * parameter in the second fragment.
1177      *
1178      * @param file          {@link OCFile} whose details will be shown
1179      */
1180     @Override
1181     public void showDetails(OCFile file) {
1182         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1183         setSecondFragment(detailFragment);
1184         updateFragmentsVisibility(true);
1185         updateNavigationElementsInActionBar(file);
1186         setFile(file);
1187     }
1188
1189
1190     /**
1191      * TODO
1192      */
1193     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1194         ActionBar actionBar = getSupportActionBar();
1195         if (chosenFile == null || mDualPane) {
1196             // only list of files - set for browsing through folders
1197             OCFile currentDir = getCurrentDir();
1198             actionBar.setDisplayHomeAsUpEnabled(currentDir != null && currentDir.getParentId() != 0);
1199             actionBar.setDisplayShowTitleEnabled(false);
1200             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
1201             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1202
1203         } else {
1204             actionBar.setDisplayHomeAsUpEnabled(true);
1205             actionBar.setDisplayShowTitleEnabled(true);
1206             actionBar.setTitle(chosenFile.getFileName());
1207             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1208         }
1209     }
1210
1211
1212     /**
1213      * {@inheritDoc}
1214      */
1215     @Override
1216     public void onFileStateChanged() {
1217         refeshListOfFilesFragment();
1218         updateNavigationElementsInActionBar(getSecondFragment().getFile());
1219     }
1220
1221
1222     /**
1223      * {@inheritDoc}
1224      */
1225     @Override
1226     public FileDownloaderBinder getFileDownloaderBinder() {
1227         return mDownloaderBinder;
1228     }
1229
1230
1231     /**
1232      * {@inheritDoc}
1233      */
1234     @Override
1235     public FileUploaderBinder getFileUploaderBinder() {
1236         return mUploaderBinder;
1237     }
1238
1239
1240     /** Defines callbacks for service binding, passed to bindService() */
1241     private class ListServiceConnection implements ServiceConnection {
1242
1243         @Override
1244         public void onServiceConnected(ComponentName component, IBinder service) {
1245             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1246                 Log_OC.d(TAG, "Download service connected");
1247                 mDownloaderBinder = (FileDownloaderBinder) service;
1248                 if (mWaitingToPreview != null) {
1249                     requestForDownload();
1250                 }
1251
1252             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1253                 Log_OC.d(TAG, "Upload service connected");
1254                 mUploaderBinder = (FileUploaderBinder) service;
1255             } else {
1256                 return;
1257             }
1258             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1259             OCFileListFragment listOfFiles = getListOfFilesFragment();
1260             if (listOfFiles != null) {
1261                 listOfFiles.listDirectory();
1262             }
1263             FileFragment secondFragment = getSecondFragment();
1264             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1265                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1266                 detailFragment.listenForTransferProgress();
1267                 detailFragment.updateFileDetails(false, false);
1268             }
1269         }
1270
1271         @Override
1272         public void onServiceDisconnected(ComponentName component) {
1273             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1274                 Log_OC.d(TAG, "Download service disconnected");
1275                 mDownloaderBinder = null;
1276             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1277                 Log_OC.d(TAG, "Upload service disconnected");
1278                 mUploaderBinder = null;
1279             }
1280         }
1281     };
1282
1283
1284
1285     /**
1286      * Launch an intent to request the PIN code to the user before letting him use the app
1287      */
1288     private void requestPinCode() {
1289         boolean pinStart = false;
1290         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1291         pinStart = appPrefs.getBoolean("set_pincode", false);
1292         if (pinStart) {
1293             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1294             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1295             startActivity(i);
1296         }
1297     }
1298
1299
1300     @Override
1301     public void onSavedCertificate() {
1302         startSyncFolderOperation(getCurrentDir());
1303     }
1304
1305
1306     @Override
1307     public void onFailedSavingCertificate() {
1308         showDialog(DIALOG_CERT_NOT_SAVED);
1309     }
1310
1311
1312     /**
1313      * Updates the view associated to the activity after the finish of some operation over files
1314      * in the current account.
1315      *
1316      * @param operation     Removal operation performed.
1317      * @param result        Result of the removal.
1318      */
1319     @Override
1320     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1321         if (operation instanceof RemoveFileOperation) {
1322             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1323
1324         } else if (operation instanceof RenameFileOperation) {
1325             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1326
1327         } else if (operation instanceof SynchronizeFileOperation) {
1328             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1329
1330         } else if (operation instanceof CreateFolderOperation) {
1331             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1332
1333         } else if (operation instanceof CreateShareOperation) {
1334             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1335         }
1336
1337     }
1338
1339
1340     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1341         if (result.getCode() == ResultCode.FILE_NOT_FOUND) {
1342             // Show a Message
1343             Toast t = Toast.makeText(this, getString(R.string.share_link_file_no_exist), Toast.LENGTH_LONG);
1344             t.show();
1345
1346         } else if (result.isSuccess()) {
1347             refeshListOfFilesFragment();
1348
1349             Intent sendIntent = operation.getSendIntent();
1350             startActivity(sendIntent);
1351         }
1352
1353     }
1354
1355     /**
1356      * Updates the view associated to the activity after the finish of an operation trying to remove a
1357      * file.
1358      *
1359      * @param operation     Removal operation performed.
1360      * @param result        Result of the removal.
1361      */
1362     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1363         dismissLoadingDialog();
1364         if (result.isSuccess()) {
1365             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1366             msg.show();
1367             OCFile removedFile = operation.getFile();
1368             getSecondFragment();
1369             FileFragment second = getSecondFragment();
1370             if (second != null && removedFile.equals(second.getFile())) {
1371                 cleanSecondFragment();
1372             }
1373             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1374                 refeshListOfFilesFragment();
1375             }
1376
1377         } else {
1378             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1379             msg.show();
1380             if (result.isSslRecoverableException()) {
1381                 mLastSslUntrustedServerResult = result;
1382                 showDialog(DIALOG_SSL_VALIDATOR);
1383             }
1384         }
1385     }
1386
1387     /**
1388      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1389      *
1390      * @param operation     Creation operation performed.
1391      * @param result        Result of the creation.
1392      */
1393     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1394         if (result.isSuccess()) {
1395             dismissLoadingDialog();
1396             refeshListOfFilesFragment();
1397
1398         } else {
1399             dismissLoadingDialog();
1400             if (result.getCode() == ResultCode.INVALID_CHARACTER_IN_NAME) {
1401                 Toast.makeText(FileDisplayActivity.this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG).show();
1402             } else {
1403             try {
1404                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
1405                 msg.show();
1406
1407             } catch (NotFoundException e) {
1408                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1409             }
1410             }
1411         }
1412     }
1413
1414
1415     /**
1416      * Updates the view associated to the activity after the finish of an operation trying to rename a
1417      * file.
1418      *
1419      * @param operation     Renaming operation performed.
1420      * @param result        Result of the renaming.
1421      */
1422     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1423         dismissLoadingDialog();
1424         OCFile renamedFile = operation.getFile();
1425         if (result.isSuccess()) {
1426             if (mDualPane) {
1427                 FileFragment details = getSecondFragment();
1428                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1429                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1430                 }
1431             }
1432             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1433                 refeshListOfFilesFragment();
1434             }
1435
1436         } else {
1437             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1438                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1439                 msg.show();
1440                 // TODO throw again the new rename dialog
1441             } if (result.getCode().equals(ResultCode.INVALID_CHARACTER_IN_NAME)) {
1442                 Toast msg = Toast.makeText(this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG);
1443                 msg.show();
1444             } else {
1445                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1446                 msg.show();
1447                 if (result.isSslRecoverableException()) {
1448                     mLastSslUntrustedServerResult = result;
1449                     showDialog(DIALOG_SSL_VALIDATOR);
1450                 }
1451             }
1452         }
1453     }
1454
1455
1456     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1457         dismissLoadingDialog();
1458         OCFile syncedFile = operation.getLocalFile();
1459         if (!result.isSuccess()) {
1460             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1461                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1462                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1463                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1464                 startActivity(i);
1465
1466             }
1467
1468         } else {
1469             if (operation.transferWasRequested()) {
1470                 refeshListOfFilesFragment();
1471                 onTransferStateChanged(syncedFile, true, true);
1472
1473             } else {
1474                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1475                 msg.show();
1476             }
1477         }
1478     }
1479
1480
1481     /**
1482      * {@inheritDoc}
1483      */
1484     @Override
1485     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1486         if (mDualPane) {
1487             FileFragment details = getSecondFragment();
1488             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1489                 if (downloading || uploading) {
1490                     ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1491                 } else {
1492                     ((FileDetailFragment)details).updateFileDetails(false, true);
1493                 }
1494             }
1495         }
1496     }
1497
1498
1499     public void onDismiss(EditNameDialog dialog) {
1500         if (dialog.getResult()) {
1501             String newDirectoryName = dialog.getNewFilename().trim();
1502             Log_OC.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1503             if (newDirectoryName.length() > 0) {
1504                 String path = getCurrentDir().getRemotePath();
1505
1506                 // Create directory
1507                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1508                 RemoteOperation operation = new CreateFolderOperation(path, false, getStorageManager());
1509                 operation.execute(  getAccount(),
1510                         FileDisplayActivity.this,
1511                         FileDisplayActivity.this,
1512                         getHandler(),
1513                         FileDisplayActivity.this);
1514
1515                 showLoadingDialog();
1516             }
1517         }
1518     }
1519
1520
1521     private void requestForDownload() {
1522         Account account = getAccount();
1523         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1524             Intent i = new Intent(this, FileDownloader.class);
1525             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1526             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1527             startService(i);
1528         }
1529     }
1530
1531
1532     private OCFile getCurrentDir() {
1533         OCFile file = getFile();
1534         if (file != null) {
1535             if (file.isFolder()) {
1536                 return file;
1537             } else if (getStorageManager() != null) {
1538                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1539                 return getStorageManager().getFileByPath(parentPath);
1540             }
1541         }
1542         return null;
1543     }
1544
1545     public void startSyncFolderOperation(OCFile folder) {
1546         long currentSyncTime = System.currentTimeMillis();
1547
1548         mSyncInProgress = true;
1549
1550         // perform folder synchronization
1551         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1552                                                                         currentSyncTime,
1553                                                                         false,
1554                                                                         getStorageManager(),
1555                                                                         getAccount(),
1556                                                                         getApplicationContext()
1557                                                                       );
1558         synchFolderOp.execute(getAccount(), this, null, null, this);
1559
1560         setSupportProgressBarIndeterminateVisibility(true);
1561     }
1562
1563
1564     private void startGetShares() {
1565         // Get shared files/folders
1566         Intent intent = new Intent(this, OperationsService.class);
1567         intent.putExtra(OperationsService.EXTRA_ACCOUNT, getAccount());
1568         startService(intent);
1569
1570         mRefreshSharesInProgress = true;
1571     }
1572
1573 }