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