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.ProgressDialog;
  26 import android.app.Dialog;
  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.DialogInterface.OnClickListener;
  33 import android.content.Intent;
  34 import android.content.IntentFilter;
  35 import android.content.ServiceConnection;
  36 import android.content.SharedPreferences;
  37 import android.content.res.Configuration;
  38 import android.content.res.Resources.NotFoundException;
  39 import android.database.Cursor;
  40 import android.net.Uri;
  41 import android.os.Bundle;
  42 import android.os.Handler;
  43 import android.os.IBinder;
  44 import android.preference.PreferenceManager;
  45 import android.provider.MediaStore;
  46 import android.support.v4.app.Fragment;
  47 import android.support.v4.app.FragmentTransaction;
  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.app.SherlockFragmentActivity;
  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.AccountUtils;
  62 import com.owncloud.android.Log_OC;
  63 import com.owncloud.android.R;
  64 import com.owncloud.android.authentication.AccountAuthenticator;
  65 import com.owncloud.android.datamodel.DataStorageManager;
  66 import com.owncloud.android.datamodel.FileDataStorageManager;
  67 import com.owncloud.android.datamodel.OCFile;
  68 import com.owncloud.android.files.services.FileDownloader;
  69 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  70 import com.owncloud.android.files.services.FileObserverService;
  71 import com.owncloud.android.files.services.FileUploader;
  72 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  73 import com.owncloud.android.operations.CreateFolderOperation;
  74 import com.owncloud.android.operations.OnRemoteOperationListener;
  75 import com.owncloud.android.operations.RemoteOperation;
  76 import com.owncloud.android.operations.RemoteOperationResult;
  77 import com.owncloud.android.operations.RemoveFileOperation;
  78 import com.owncloud.android.operations.RenameFileOperation;
  79 import com.owncloud.android.operations.SynchronizeFileOperation;
  80 import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
  81 import com.owncloud.android.syncadapter.FileSyncService;
  82 import com.owncloud.android.ui.dialog.EditNameDialog;
  83 import com.owncloud.android.ui.dialog.SslValidatorDialog;
  84 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  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.PreviewImageFragment;
  91 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  92 import com.owncloud.android.ui.preview.PreviewVideoActivity;
  93
  94 /**
  95  * Displays, what files the user has available in his ownCloud.
  96  *
  97  * @author Bartek Przybylski
  98  * @author David A. Velasco
  99  */
 100
 101 public class FileDisplayActivity extends SherlockFragmentActivity implements
 102     OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener, EditNameDialogListener {
 103
 104     private ArrayAdapter<String> mDirectories;
 105     private OCFile mCurrentDir = null;
 106     private OCFile mCurrentFile = null;
 107
 108     private DataStorageManager mStorageManager;
 109     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 110     private UploadFinishReceiver mUploadFinishReceiver;
 111     private DownloadFinishReceiver mDownloadFinishReceiver;
 112     private FileDownloaderBinder mDownloaderBinder = null;
 113     private FileUploaderBinder mUploaderBinder = null;
 114     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 115     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 116
 117     private OCFileListFragment mFileList;
 118
 119     private boolean mDualPane;
 120     private boolean mBackFromCreatingFirstAccount;
 121
 122     private static final int DIALOG_SETUP_ACCOUNT = 0;
 123     public static final int DIALOG_SHORT_WAIT = 1;
 124     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 2;
 125     private static final int DIALOG_SSL_VALIDATOR = 3;
 126     private static final int DIALOG_CERT_NOT_SAVED = 4;
 127
 128     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 129     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 130
 131     private static final String TAG = "FileDisplayActivity";
 132
 133     private OCFile mWaitingToPreview;
 134     private Handler mHandler;
 135
 136     private Configuration mNewConfigurationChangeToApplyOnStart;
 137     private boolean mStarted;
 138
 139     @Override
 140     public void onCreate(Bundle savedInstanceState) {
 141         Log_OC.d(getClass().toString(), "onCreate() start");
 142         super.onCreate(savedInstanceState);
 143         mStarted = false;
 144
 145         mHandler = new Handler();
 146
 147         /// Load of parameters from received intent
 148         Account account = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_ACCOUNT);
 149         if (account != null && AccountUtils.setCurrentOwnCloudAccount(this, account.name)) {
 150             mCurrentDir = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE);
 151         }
 152
 153         /// Load of saved instance state: keep this always before initDataFromCurrentAccount()
 154         if(savedInstanceState != null) {
 155             // TODO - test if savedInstanceState should take precedence over file in the intent ALWAYS (now), NEVER. SOME TIMES
 156             mCurrentDir = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 157             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW);
 158
 159         } else {
 160             mWaitingToPreview = null;
 161         }
 162
 163         if (!AccountUtils.accountsAreSetup(this)) {
 164             /// no account available: FORCE ACCOUNT CREATION
 165             mStorageManager = null;
 166             createFirstAccount();
 167
 168         } else {    /// at least an account is available
 169
 170             initDataFromCurrentAccount();   // it checks mCurrentDir and mCurrentFile with the current account
 171
 172         }
 173
 174         mUploadConnection = new ListServiceConnection();
 175         mDownloadConnection = new ListServiceConnection();
 176         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 177         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 178
 179         // PIN CODE request ;  best location is to decide, let's try this first
 180         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 181             requestPinCode();
 182         }
 183
 184         // file observer
 185         Intent observer_intent = new Intent(this, FileObserverService.class);
 186         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 187         startService(observer_intent);
 188
 189
 190         /// USER INTERFACE
 191         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 192
 193         // Drop-down navigation
 194         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 195         OCFile currFile = mCurrentDir;
 196         while(mStorageManager != null && currFile != null && currFile.getFileName() != OCFile.PATH_SEPARATOR) {
 197             mDirectories.add(currFile.getFileName());
 198             currFile = mStorageManager.getFileById(currFile.getParentId());
 199         }
 200         mDirectories.add(OCFile.PATH_SEPARATOR);
 201
 202         // Inflate and set the layout view
 203         setContentView(R.layout.files);
 204         mFileList = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 205         mDualPane = (findViewById(R.id.file_details_container) != null);
 206         if (mDualPane && savedInstanceState == null) {
 207             initFileDetailsInDualPane();
 208         }
 209
 210         // Action bar setup
 211         ActionBar actionBar = getSupportActionBar();
 212         actionBar.setHomeButtonEnabled(true);   // mandatory since Android ICS, according to the official documentation
 213         actionBar.setDisplayHomeAsUpEnabled(mCurrentDir != null && mCurrentDir.getParentId() != 0);
 214         actionBar.setDisplayShowTitleEnabled(false);
 215         actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
 216         actionBar.setListNavigationCallbacks(mDirectories, this);
 217         setSupportProgressBarIndeterminateVisibility(false);        // always AFTER setContentView(...) ; to workaround bug in its implementation
 218
 219
 220         mBackFromCreatingFirstAccount = false;
 221
 222         Log_OC.d(getClass().toString(), "onCreate() end");
 223     }
 224
 225
 226     @Override
 227     public void onConfigurationChanged (Configuration newConfig) {
 228         super.onConfigurationChanged(newConfig);
 229         if (mStarted) {
 230             checkConfigurationChange(newConfig);
 231         } else {
 232             mNewConfigurationChangeToApplyOnStart = newConfig;
 233         }
 234     }
 235
 236
 237     /**
 238      * Launches the account creation activity. To use when no ownCloud account is available
 239      */
 240     private void createFirstAccount() {
 241         Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
 242         intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES, new String[] { AccountAuthenticator.AUTHORITY });
 243         startActivity(intent);  // the new activity won't be created until this.onStart() and this.onResume() are finished;
 244     }
 245
 246
 247     /**
 248      *  Load of state dependent of the existence of an ownCloud account
 249      */
 250     private void initDataFromCurrentAccount() {
 251         /// Storage manager initialization - access to local database
 252         mStorageManager = new FileDataStorageManager(
 253                 AccountUtils.getCurrentOwnCloudAccount(this),
 254                 getContentResolver());
 255
 256         /// Check if mCurrentDir is a directory
 257         if(mCurrentDir != null && !mCurrentDir.isDirectory()) {
 258             mCurrentFile = mCurrentDir;
 259             mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());
 260         }
 261
 262         /// Check if mCurrentDir and mCurrentFile are in the current account, and update them
 263         if (mCurrentDir != null) {
 264             mCurrentDir = mStorageManager.getFileByPath(mCurrentDir.getRemotePath());   // mCurrentDir == null if it is not in the current account
 265         }
 266         if (mCurrentFile != null) {
 267             if (mCurrentFile.fileExists()) {
 268                 mCurrentFile = mStorageManager.getFileByPath(mCurrentFile.getRemotePath());   // mCurrentFile == null if it is not in the current account
 269             }   // else : keep mCurrentFile with the received value; this is currently the case of an upload in progress, when the user presses the status notification in a landscape tablet
 270         }
 271
 272         /// Default to root if mCurrentDir was not found
 273         if (mCurrentDir == null) {
 274             mCurrentDir = mStorageManager.getFileByPath("/"); // will be NULL if the database was never synchronized
 275         }
 276     }
 277
 278
 279     private void initFileDetailsInDualPane() {
 280         if (mDualPane && getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG) == null) {
 281             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 282             if (mCurrentFile != null) {
 283                 if (PreviewMediaFragment.canBePreviewed(mCurrentFile)) {
 284                     if (mCurrentFile.isDown()) {
 285                         int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 286                         boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 287                         transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this), startPlaybackPosition, autoplay), FileDetailFragment.FTAG);
 288                     } else {
 289                         transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 290                         mWaitingToPreview = mCurrentFile;
 291                     }
 292                 } else {
 293                     transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
 294                 }
 295                 mCurrentFile = null;
 296
 297             } else {
 298                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 299             }
 300             transaction.commit();
 301         }
 302     }
 303
 304
 305     @Override
 306     public void onStart() {
 307         super.onStart();
 308         if (mNewConfigurationChangeToApplyOnStart != null) {
 309             checkConfigurationChange(mNewConfigurationChangeToApplyOnStart);
 310             mNewConfigurationChangeToApplyOnStart = null;
 311         }
 312         mStarted = true;
 313     }
 314
 315     @Override
 316     public void onStop() {
 317         super.onStop();
 318         mStarted = false;
 319     }
 320
 321
 322     private void checkConfigurationChange(Configuration newConfig) {
 323         FileFragment fragment = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 324         if (fragment != null
 325                 && fragment.getFile() != null
 326                 && (newConfig.screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_LARGE
 327                 && newConfig.orientation != Configuration.ORIENTATION_LANDSCAPE) {
 328
 329             onFileClick(fragment.getFile(), true);
 330             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 331             transaction.remove((Fragment)fragment);
 332             transaction.commit();
 333
 334         } else {
 335             finish();
 336             Intent intent = new Intent(this, FileDisplayActivity.class);
 337             intent.putExtra(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 338             intent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
 339             startActivity(intent);
 340         }
 341     }
 342
 343
 344     @Override
 345     public void onDestroy() {
 346         super.onDestroy();
 347         if (mDownloadConnection != null)
 348             unbindService(mDownloadConnection);
 349         if (mUploadConnection != null)
 350             unbindService(mUploadConnection);
 351     }
 352
 353
 354     @Override
 355     public boolean onCreateOptionsMenu(Menu menu) {
 356         MenuInflater inflater = getSherlock().getMenuInflater();
 357             inflater.inflate(R.menu.main_menu, menu);
 358
 359             return true;
 360     }
 361
 362     @Override
 363     public boolean onOptionsItemSelected(MenuItem item) {
 364         boolean retval = true;
 365         switch (item.getItemId()) {
 366             case R.id.action_create_dir: {
 367                 EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", -1, -1, this);
 368                 dialog.show(getSupportFragmentManager(), "createdirdialog");
 369                 break;
 370             }
 371             case R.id.action_sync_account: {
 372                 startSynchronization();
 373                 break;
 374             }
 375             case R.id.action_upload: {
 376                 showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 377                 break;
 378             }
 379             case R.id.action_settings: {
 380                 Intent settingsIntent = new Intent(this, Preferences.class);
 381                 startActivity(settingsIntent);
 382                 break;
 383             }
 384             case android.R.id.home: {
 385                 if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 386                     onBackPressed();
 387                 }
 388                 break;
 389             }
 390             default:
 391                 retval = super.onOptionsItemSelected(item);
 392         }
 393         return retval;
 394     }
 395
 396     private void startSynchronization() {
 397         ContentResolver.cancelSync(null, AccountAuthenticator.AUTHORITY);   // cancel the current synchronizations of any ownCloud account
 398         Bundle bundle = new Bundle();
 399         bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 400         ContentResolver.requestSync(
 401                 AccountUtils.getCurrentOwnCloudAccount(this),
 402                 AccountAuthenticator.AUTHORITY, bundle);
 403     }
 404
 405
 406     @Override
 407     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 408         int i = itemPosition;
 409         while (i-- != 0) {
 410             onBackPressed();
 411         }
 412         // the next operation triggers a new call to this method, but it's necessary to
 413         // ensure that the name exposed in the action bar is the current directory when the
 414         // user selected it in the navigation list
 415         if (itemPosition != 0)
 416             getSupportActionBar().setSelectedNavigationItem(0);
 417         return true;
 418     }
 419
 420     /**
 421      * Called, when the user selected something for uploading
 422      */
 423     public void onActivityResult(int requestCode, int resultCode, Intent data) {
 424         super.onActivityResult(requestCode, resultCode, data);
 425
 426         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 427             requestSimpleUpload(data, resultCode);
 428
 429         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 430             requestMultipleUpload(data, resultCode);
 431
 432         }
 433     }
 434
 435     private void requestMultipleUpload(Intent data, int resultCode) {
 436         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 437         if (filePaths != null) {
 438             String[] remotePaths = new String[filePaths.length];
 439             String remotePathBase = "";
 440             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 441                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 442             }
 443             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 444                 remotePathBase += OCFile.PATH_SEPARATOR;
 445             for (int j = 0; j< remotePaths.length; j++) {
 446                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 447             }
 448
 449             Intent i = new Intent(this, FileUploader.class);
 450             i.putExtra(FileUploader.KEY_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
 451             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 452             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 453             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 454             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 455                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 456             startService(i);
 457
 458         } else {
 459             Log_OC.d("FileDisplay", "User clicked on 'Update' with no selection");
 460             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 461             t.show();
 462             return;
 463         }
 464     }
 465
 466
 467     private void requestSimpleUpload(Intent data, int resultCode) {
 468         String filepath = null;
 469         try {
 470             Uri selectedImageUri = data.getData();
 471
 472             String filemanagerstring = selectedImageUri.getPath();
 473             String selectedImagePath = getPath(selectedImageUri);
 474
 475             if (selectedImagePath != null)
 476                 filepath = selectedImagePath;
 477             else
 478                 filepath = filemanagerstring;
 479
 480         } catch (Exception e) {
 481             Log_OC.e("FileDisplay", "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 482             e.printStackTrace();
 483
 484         } finally {
 485             if (filepath == null) {
 486                 Log_OC.e("FileDisplay", "Couldnt resolve path to file");
 487                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 488                 t.show();
 489                 return;
 490             }
 491         }
 492
 493         Intent i = new Intent(this, FileUploader.class);
 494         i.putExtra(FileUploader.KEY_ACCOUNT,
 495                 AccountUtils.getCurrentOwnCloudAccount(this));
 496         String remotepath = new String();
 497         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 498             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 499         }
 500         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 501             remotepath += OCFile.PATH_SEPARATOR;
 502         remotepath += new File(filepath).getName();
 503
 504         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 505         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 506         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 507         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 508             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 509         startService(i);
 510     }
 511
 512
 513     @Override
 514     public void onBackPressed() {
 515         if (mDirectories.getCount() <= 1) {
 516             finish();
 517             return;
 518         }
 519         popDirname();
 520         mFileList.onNavigateUp();
 521         mCurrentDir = mFileList.getCurrentFile();
 522
 523         if (mDualPane) {
 524             // Resets the FileDetailsFragment on Tablets so that it always displays
 525             Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 526             if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
 527                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 528                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 529                 transaction.commit();
 530             }
 531         }
 532
 533         if(mCurrentDir.getParentId() == 0){
 534             ActionBar actionBar = getSupportActionBar();
 535             actionBar.setDisplayHomeAsUpEnabled(false);
 536         }
 537     }
 538
 539     @Override
 540     protected void onSaveInstanceState(Bundle outState) {
 541         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 542         Log_OC.d(getClass().toString(), "onSaveInstanceState() start");
 543         super.onSaveInstanceState(outState);
 544         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 545         if (mDualPane) {
 546             FileFragment fragment = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 547             if (fragment != null) {
 548                 OCFile file = fragment.getFile();
 549                 if (file != null) {
 550                     outState.putParcelable(FileDetailFragment.EXTRA_FILE, file);
 551                 }
 552             }
 553         }
 554         outState.putParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 555         Log_OC.d(getClass().toString(), "onSaveInstanceState() end");
 556     }
 557
 558     @Override
 559     protected void onResume() {
 560         Log_OC.d(getClass().toString(), "onResume() start");
 561         super.onResume();
 562
 563         if (AccountUtils.accountsAreSetup(this)) {
 564
 565             if (mStorageManager == null) {
 566                 // this is necessary for handling the come back to FileDisplayActivity when the first ownCloud account is created
 567                 initDataFromCurrentAccount();
 568                 if (mDualPane) {
 569                     initFileDetailsInDualPane();
 570                 }
 571                 mBackFromCreatingFirstAccount = true;
 572             }
 573
 574             // Listen for sync messages
 575             IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 576             mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 577             registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 578
 579             // Listen for upload messages
 580             IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 581             mUploadFinishReceiver = new UploadFinishReceiver();
 582             registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 583
 584             // Listen for download messages
 585             IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_ADDED_MESSAGE);
 586             downloadIntentFilter.addAction(FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 587             mDownloadFinishReceiver = new DownloadFinishReceiver();
 588             registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 589
 590             // List current directory
 591             mFileList.listDirectory(mCurrentDir);   // TODO we should find the way to avoid the need of this (maybe it's not necessary yet; to check)
 592
 593         } else {
 594
 595             mStorageManager = null;     // an invalid object will be there if all the ownCloud accounts are removed
 596             showDialog(DIALOG_SETUP_ACCOUNT);
 597
 598         }
 599         Log_OC.d(getClass().toString(), "onResume() end");
 600     }
 601
 602
 603     @Override
 604     protected void onPause() {
 605         Log_OC.d(getClass().toString(), "onPause() start");
 606         super.onPause();
 607         if (mSyncBroadcastReceiver != null) {
 608             unregisterReceiver(mSyncBroadcastReceiver);
 609             mSyncBroadcastReceiver = null;
 610         }
 611         if (mUploadFinishReceiver != null) {
 612             unregisterReceiver(mUploadFinishReceiver);
 613             mUploadFinishReceiver = null;
 614         }
 615         if (mDownloadFinishReceiver != null) {
 616             unregisterReceiver(mDownloadFinishReceiver);
 617             mDownloadFinishReceiver = null;
 618         }
 619         if (!AccountUtils.accountsAreSetup(this)) {
 620             dismissDialog(DIALOG_SETUP_ACCOUNT);
 621         }
 622
 623         Log_OC.d(getClass().toString(), "onPause() end");
 624     }
 625
 626
 627     @Override
 628     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 629         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 630             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 631         }
 632     }
 633
 634
 635     @Override
 636     protected Dialog onCreateDialog(int id) {
 637         Dialog dialog = null;
 638         AlertDialog.Builder builder;
 639         switch (id) {
 640         case DIALOG_SETUP_ACCOUNT: {
 641             builder = new AlertDialog.Builder(this);
 642             builder.setTitle(R.string.main_tit_accsetup);
 643             builder.setMessage(R.string.main_wrn_accsetup);
 644             builder.setCancelable(false);
 645             builder.setPositiveButton(android.R.string.ok, new OnClickListener() {
 646                 public void onClick(DialogInterface dialog, int which) {
 647                     createFirstAccount();
 648                     dialog.dismiss();
 649                 }
 650             });
 651             String message = String.format(getString(R.string.common_exit), getString(R.string.app_name));
 652             builder.setNegativeButton(message, new OnClickListener() {
 653                 public void onClick(DialogInterface dialog, int which) {
 654                     dialog.dismiss();
 655                     finish();
 656                 }
 657             });
 658             //builder.setNegativeButton(android.R.string.cancel, this);
 659             dialog = builder.create();
 660             break;
 661         }
 662         case DIALOG_SHORT_WAIT: {
 663             ProgressDialog working_dialog = new ProgressDialog(this);
 664             working_dialog.setMessage(getResources().getString(
 665                     R.string.wait_a_moment));
 666             working_dialog.setIndeterminate(true);
 667             working_dialog.setCancelable(false);
 668             dialog = working_dialog;
 669             break;
 670         }
 671         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 672
 673             String[] items = null;
 674
 675             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 676                                      getString(R.string.actionbar_upload_from_apps),
 677                                      getString(R.string.actionbar_failed_instant_upload) };
 678
 679             String[] commonItems = { getString(R.string.actionbar_upload_files),
 680                                      getString(R.string.actionbar_upload_from_apps) };
 681
 682             if (InstantUploadActivity.IS_ENABLED)
 683                 items = allTheItems;
 684             else
 685                 items = commonItems;
 686
 687             builder = new AlertDialog.Builder(this);
 688             builder.setTitle(R.string.actionbar_upload);
 689             builder.setItems(items, new DialogInterface.OnClickListener() {
 690                 public void onClick(DialogInterface dialog, int item) {
 691                     if (item == 0) {
 692                         // if (!mDualPane) {
 693                         Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 694                         action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT,
 695                                 AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this));
 696                         startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 697                         // } else {
 698                         // TODO create and handle new fragment
 699                         // LocalFileListFragment
 700                         // }
 701                     } else if (item == 1) {
 702                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 703                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 704                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 705                                 ACTION_SELECT_CONTENT_FROM_APPS);
 706                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 707                         Account account = AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this);
 708                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 709                         action.putExtra(FileUploader.KEY_ACCOUNT, account);
 710                         startActivity(action);
 711                     }
 712                 }
 713             });
 714             dialog = builder.create();
 715             break;
 716         }
 717         case DIALOG_SSL_VALIDATOR: {
 718             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 719             break;
 720         }
 721         case DIALOG_CERT_NOT_SAVED: {
 722             builder = new AlertDialog.Builder(this);
 723             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 724             builder.setCancelable(false);
 725             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 726                     @Override
 727                     public void onClick(DialogInterface dialog, int which) {
 728                         dialog.dismiss();
 729                     };
 730                 });
 731             dialog = builder.create();
 732             break;
 733         }
 734         default:
 735             dialog = null;
 736         }
 737
 738         return dialog;
 739     }
 740
 741
 742     /**
 743      * Translates a content URI of an image to a physical path
 744      * on the disk
 745      * @param uri The URI to resolve
 746      * @return The path to the image or null if it could not be found
 747      */
 748     public String getPath(Uri uri) {
 749         String[] projection = { MediaStore.Images.Media.DATA };
 750         Cursor cursor = managedQuery(uri, projection, null, null, null);
 751         if (cursor != null) {
 752             int column_index = cursor
 753                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 754             cursor.moveToFirst();
 755             return cursor.getString(column_index);
 756         }
 757         return null;
 758     }
 759
 760     /**
 761      * Pushes a directory to the drop down list
 762      * @param directory to push
 763      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 764      */
 765     public void pushDirname(OCFile directory) {
 766         if(!directory.isDirectory()){
 767             throw new IllegalArgumentException("Only directories may be pushed!");
 768         }
 769         mDirectories.insert(directory.getFileName(), 0);
 770         mCurrentDir = directory;
 771     }
 772
 773     /**
 774      * Pops a directory name from the drop down list
 775      * @return True, unless the stack is empty
 776      */
 777     public boolean popDirname() {
 778         mDirectories.remove(mDirectories.getItem(0));
 779         return !mDirectories.isEmpty();
 780     }
 781
 782     // Custom array adapter to override text colors
 783     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 784
 785         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 786             super(ctx, view);
 787         }
 788
 789         public View getView(int position, View convertView, ViewGroup parent) {
 790             View v = super.getView(position, convertView, parent);
 791
 792             ((TextView) v).setTextColor(getResources().getColorStateList(
 793                     android.R.color.white));
 794             return v;
 795         }
 796
 797         public View getDropDownView(int position, View convertView,
 798                 ViewGroup parent) {
 799             View v = super.getDropDownView(position, convertView, parent);
 800
 801             ((TextView) v).setTextColor(getResources().getColorStateList(
 802                     android.R.color.white));
 803
 804             return v;
 805         }
 806
 807     }
 808
 809     private class SyncBroadcastReceiver extends BroadcastReceiver {
 810
 811         /**
 812          * {@link BroadcastReceiver} to enable syncing feedback in UI
 813          */
 814         @Override
 815         public void onReceive(Context context, Intent intent) {
 816             boolean inProgress = intent.getBooleanExtra(FileSyncService.IN_PROGRESS, false);
 817             String accountName = intent.getStringExtra(FileSyncService.ACCOUNT_NAME);
 818
 819             Log_OC.d("FileDisplay", "sync of account " + accountName + " is in_progress: " + inProgress);
 820
 821             if (accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name)) {
 822
 823                 String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH);
 824
 825                 boolean fillBlankRoot = false;
 826                 if (mCurrentDir == null) {
 827                     mCurrentDir = mStorageManager.getFileByPath("/");
 828                     fillBlankRoot = (mCurrentDir != null);
 829                 }
 830
 831                 if ((synchFolderRemotePath != null && mCurrentDir != null && (mCurrentDir.getRemotePath().equals(synchFolderRemotePath)))
 832                         || fillBlankRoot ) {
 833                     if (!fillBlankRoot)
 834                         mCurrentDir = getStorageManager().getFileByPath(synchFolderRemotePath);
 835                     OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager()
 836                             .findFragmentById(R.id.fileList);
 837                     if (fileListFragment != null) {
 838                         fileListFragment.listDirectory(mCurrentDir);
 839                     }
 840                 }
 841
 842                 setSupportProgressBarIndeterminateVisibility(inProgress);
 843                 if (mBackFromCreatingFirstAccount) {
 844                     // awful patch to fix problem with visibility of progress circle with the first refresh of the first account
 845                     // TODO - kill this Activity when the first account has to be created instead of stack the account creation on it
 846                     getSupportActionBar().hide();
 847                     getSupportActionBar().show();
 848                     mBackFromCreatingFirstAccount = false;
 849                 }
 850                 removeStickyBroadcast(intent);
 851
 852             }
 853
 854             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncService.SYNC_RESULT);
 855             if (synchResult != null) {
 856                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 857                     mLastSslUntrustedServerResult = synchResult;
 858                     showDialog(DIALOG_SSL_VALIDATOR);
 859                 }
 860             }
 861         }
 862     }
 863
 864
 865     private class UploadFinishReceiver extends BroadcastReceiver {
 866         /**
 867          * Once the file upload has finished -> update view
 868          *  @author David A. Velasco
 869          * {@link BroadcastReceiver} to enable upload feedback in UI
 870          */
 871         @Override
 872         public void onReceive(Context context, Intent intent) {
 873             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 874             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 875             boolean sameAccount = accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name);
 876             boolean isDescendant = (mCurrentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
 877             if (sameAccount && isDescendant) {
 878                 OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 879                 if (fileListFragment != null) {
 880                     fileListFragment.listDirectory();
 881                 }
 882             }
 883         }
 884
 885     }
 886
 887
 888     /**
 889      * Class waiting for broadcast events from the {@link FielDownloader} service.
 890      *
 891      * Updates the UI when a download is started or finished, provided that it is relevant for the
 892      * current folder.
 893      */
 894     private class DownloadFinishReceiver extends BroadcastReceiver {
 895         @Override
 896         public void onReceive(Context context, Intent intent) {
 897             boolean sameAccount = isSameAccount(context, intent);
 898             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 899             boolean isDescendant = isDescendant(downloadedRemotePath);
 900
 901             if (sameAccount && isDescendant) {
 902                 updateLeftPanel();
 903                 if (mDualPane) {
 904                     updateRightPanel(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
 905                 }
 906             }
 907
 908             removeStickyBroadcast(intent);
 909         }
 910
 911         private boolean isDescendant(String downloadedRemotePath) {
 912             return (mCurrentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
 913         }
 914
 915         private boolean isSameAccount(Context context, Intent intent) {
 916             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
 917             return (accountName != null && accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name));
 918         }
 919     }
 920
 921
 922     protected void updateLeftPanel() {
 923         OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 924         if (fileListFragment != null) {
 925             fileListFragment.listDirectory();
 926         }
 927     }
 928
 929     protected void updateRightPanel(String downloadEvent, String downloadedRemotePath, boolean success) {
 930         Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 931         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 932         if (fragment != null && fragment instanceof FileDetailFragment) {
 933             FileDetailFragment detailsFragment = (FileDetailFragment) fragment;
 934             OCFile fileInFragment = detailsFragment.getFile();
 935             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 936                 // the user browsed to other file ; forget the automatic preview
 937                 mWaitingToPreview = null;
 938
 939             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_ADDED_MESSAGE)) {
 940                 // grant that the right panel updates the progress bar
 941                 detailsFragment.listenForTransferProgress();
 942                 detailsFragment.updateFileDetails(true, false);
 943
 944             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_FINISH_MESSAGE)) {
 945                 //  update the right panel
 946                 if (success && waitedPreview) {
 947                     mWaitingToPreview = mStorageManager.getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 948                     FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 949                     transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mWaitingToPreview, AccountUtils.getCurrentOwnCloudAccount(this), 0, true), FileDetailFragment.FTAG);
 950                     transaction.commit();
 951                     mWaitingToPreview = null;
 952
 953                 } else {
 954                     detailsFragment.updateFileDetails(false, (success));
 955                 }
 956             }
 957         }
 958     }
 959
 960
 961     /**
 962      * {@inheritDoc}
 963      */
 964     @Override
 965     public DataStorageManager getStorageManager() {
 966         return mStorageManager;
 967     }
 968
 969
 970     /**
 971      * {@inheritDoc}
 972      */
 973     @Override
 974     public void onDirectoryClick(OCFile directory) {
 975         pushDirname(directory);
 976         ActionBar actionBar = getSupportActionBar();
 977         actionBar.setDisplayHomeAsUpEnabled(true);
 978
 979         if (mDualPane) {
 980             // Resets the FileDetailsFragment on Tablets so that it always displays
 981             Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
 982             if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
 983                 FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 984                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
 985                 transaction.commit();
 986             }
 987         }
 988     }
 989
 990
 991     /**
 992      * {@inheritDoc}
 993      */
 994     @Override
 995     public void onFileClick(OCFile file, boolean onOrientationChange) {
 996         if (file != null && PreviewImageFragment.canBePreviewed(file)) {
 997             // preview image - it handles the download, if needed
 998             startPreviewImage(file);
 999
1000         } else if (file != null && PreviewMediaFragment.canBePreviewed(file)) {
1001             if (file.isDown()) {
1002                 // general preview
1003                 if (!onOrientationChange) {
1004                     startMediaPreview(file, 0, true, onOrientationChange);
1005                 } else {
1006                     int startPlaybackPosition = 0;
1007                     boolean autoplay = true;
1008                     Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1009                     if (fragment != null && file.isVideo()) {
1010                         PreviewMediaFragment videoFragment = (PreviewMediaFragment)fragment;
1011                         startPlaybackPosition = videoFragment.getPosition();
1012                         autoplay = videoFragment.isPlaying();
1013                     }
1014                     startMediaPreview(file, startPlaybackPosition, autoplay, onOrientationChange);
1015                 }
1016
1017             } else {
1018                 // automatic download, preview on finish
1019                 startDownloadForPreview(file, onOrientationChange);
1020
1021             }
1022         } else {
1023             // details view
1024             startDetails(file, onOrientationChange);
1025         }
1026     }
1027
1028     private void startPreviewImage(OCFile file) {
1029         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1030         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1031         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1032         startActivity(showDetailsIntent);
1033     }
1034
1035     private void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay, boolean onOrientationChange) {
1036         if (mDualPane && !onOrientationChange) {
1037             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1038             transaction.replace(R.id.file_details_container, new PreviewMediaFragment(file, AccountUtils.getCurrentOwnCloudAccount(this), startPlaybackPosition, autoplay), FileDetailFragment.FTAG);
1039             transaction.commit();
1040
1041         } else {
1042             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1043             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1044             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1045             showDetailsIntent.putExtra(PreviewVideoActivity.EXTRA_START_POSITION, startPlaybackPosition);
1046             showDetailsIntent.putExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, autoplay);
1047             startActivity(showDetailsIntent);
1048         }
1049     }
1050
1051     private void startDownloadForPreview(OCFile file, boolean onOrientationChange) {
1052         if (mDualPane && !onOrientationChange) {
1053             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1054             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1055             transaction.commit();
1056             mWaitingToPreview = file;
1057             requestForDownload();
1058
1059         } else {
1060             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1061             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1062             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1063             startActivity(showDetailsIntent);
1064         }
1065     }
1066
1067
1068     private void startDetails(OCFile file, boolean onOrientationChange) {
1069         if (mDualPane && !file.isImage() && !onOrientationChange) {
1070             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1071             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1072             transaction.commit();
1073         } else {
1074             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1075             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1076             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1077             startActivity(showDetailsIntent);
1078         }
1079     }
1080
1081
1082     /**
1083      * {@inheritDoc}
1084      */
1085     @Override
1086     public OCFile getInitialDirectory() {
1087         return mCurrentDir;
1088     }
1089
1090
1091     /**
1092      * {@inheritDoc}
1093      */
1094     @Override
1095     public void onFileStateChanged() {
1096         OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1097         if (fileListFragment != null) {
1098             fileListFragment.listDirectory();
1099         }
1100     }
1101
1102
1103     /**
1104      * {@inheritDoc}
1105      */
1106     @Override
1107     public FileDownloaderBinder getFileDownloaderBinder() {
1108         return mDownloaderBinder;
1109     }
1110
1111
1112     /**
1113      * {@inheritDoc}
1114      */
1115     @Override
1116     public FileUploaderBinder getFileUploaderBinder() {
1117         return mUploaderBinder;
1118     }
1119
1120
1121     /** Defines callbacks for service binding, passed to bindService() */
1122     private class ListServiceConnection implements ServiceConnection {
1123
1124         @Override
1125         public void onServiceConnected(ComponentName component, IBinder service) {
1126             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1127                 Log_OC.d(TAG, "Download service connected");
1128                 mDownloaderBinder = (FileDownloaderBinder) service;
1129                 if (mWaitingToPreview != null) {
1130                     requestForDownload();
1131                 }
1132
1133             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1134                 Log_OC.d(TAG, "Upload service connected");
1135                 mUploaderBinder = (FileUploaderBinder) service;
1136             } else {
1137                 return;
1138             }
1139             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1140             if (mFileList != null)
1141                 mFileList.listDirectory();
1142             if (mDualPane) {
1143                 Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1144                 if (fragment != null && fragment instanceof FileDetailFragment) {
1145                     FileDetailFragment detailFragment = (FileDetailFragment)fragment;
1146                     detailFragment.listenForTransferProgress();
1147                     detailFragment.updateFileDetails(false, false);
1148                 }
1149             }
1150         }
1151
1152         @Override
1153         public void onServiceDisconnected(ComponentName component) {
1154             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1155                 Log_OC.d(TAG, "Download service disconnected");
1156                 mDownloaderBinder = null;
1157             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1158                 Log_OC.d(TAG, "Upload service disconnected");
1159                 mUploaderBinder = null;
1160             }
1161         }
1162     };
1163
1164
1165
1166     /**
1167      * Launch an intent to request the PIN code to the user before letting him use the app
1168      */
1169     private void requestPinCode() {
1170         boolean pinStart = false;
1171         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1172         pinStart = appPrefs.getBoolean("set_pincode", false);
1173         if (pinStart) {
1174             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1175             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1176             startActivity(i);
1177         }
1178     }
1179
1180
1181     @Override
1182     public void onSavedCertificate() {
1183         startSynchronization();
1184     }
1185
1186
1187     @Override
1188     public void onFailedSavingCertificate() {
1189         showDialog(DIALOG_CERT_NOT_SAVED);
1190     }
1191
1192
1193     /**
1194      * Updates the view associated to the activity after the finish of some operation over files
1195      * in the current account.
1196      *
1197      * @param operation     Removal operation performed.
1198      * @param result        Result of the removal.
1199      */
1200     @Override
1201     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1202         if (operation instanceof RemoveFileOperation) {
1203             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1204
1205         } else if (operation instanceof RenameFileOperation) {
1206             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1207
1208         } else if (operation instanceof SynchronizeFileOperation) {
1209             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1210
1211         } else if (operation instanceof CreateFolderOperation) {
1212             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1213         }
1214     }
1215
1216
1217     /**
1218      * Updates the view associated to the activity after the finish of an operation trying to remove a
1219      * file.
1220      *
1221      * @param operation     Removal operation performed.
1222      * @param result        Result of the removal.
1223      */
1224     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1225         dismissDialog(DIALOG_SHORT_WAIT);
1226         if (result.isSuccess()) {
1227             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1228             msg.show();
1229             OCFile removedFile = operation.getFile();
1230             if (mDualPane) {
1231                 FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1232                 if (details != null && removedFile.equals(details.getFile())) {
1233                     FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1234                     transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
1235                     transaction.commit();
1236                 }
1237             }
1238             if (mStorageManager.getFileById(removedFile.getParentId()).equals(mCurrentDir)) {
1239                 mFileList.listDirectory();
1240             }
1241
1242         } else {
1243             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1244             msg.show();
1245             if (result.isSslRecoverableException()) {
1246                 mLastSslUntrustedServerResult = result;
1247                 showDialog(DIALOG_SSL_VALIDATOR);
1248             }
1249         }
1250     }
1251
1252     /**
1253      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1254      *
1255      * @param operation     Creation operation performed.
1256      * @param result        Result of the creation.
1257      */
1258     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1259         if (result.isSuccess()) {
1260             dismissDialog(DIALOG_SHORT_WAIT);
1261             mFileList.listDirectory();
1262
1263         } else {
1264             dismissDialog(DIALOG_SHORT_WAIT);
1265             try {
1266                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
1267                 msg.show();
1268
1269             } catch (NotFoundException e) {
1270                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1271             }
1272         }
1273     }
1274
1275
1276     /**
1277      * Updates the view associated to the activity after the finish of an operation trying to rename a
1278      * file.
1279      *
1280      * @param operation     Renaming operation performed.
1281      * @param result        Result of the renaming.
1282      */
1283     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1284         dismissDialog(DIALOG_SHORT_WAIT);
1285         OCFile renamedFile = operation.getFile();
1286         if (result.isSuccess()) {
1287             if (mDualPane) {
1288                 FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1289                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1290                     ((FileDetailFragment) details).updateFileDetails(renamedFile, AccountUtils.getCurrentOwnCloudAccount(this));
1291                 }
1292             }
1293             if (mStorageManager.getFileById(renamedFile.getParentId()).equals(mCurrentDir)) {
1294                 mFileList.listDirectory();
1295             }
1296
1297         } else {
1298             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1299                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1300                 msg.show();
1301                 // TODO throw again the new rename dialog
1302             } else {
1303                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1304                 msg.show();
1305                 if (result.isSslRecoverableException()) {
1306                     mLastSslUntrustedServerResult = result;
1307                     showDialog(DIALOG_SSL_VALIDATOR);
1308                 }
1309             }
1310         }
1311     }
1312
1313
1314     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1315         dismissDialog(DIALOG_SHORT_WAIT);
1316         OCFile syncedFile = operation.getLocalFile();
1317         if (!result.isSuccess()) {
1318             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1319                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1320                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1321                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1322                 startActivity(i);
1323
1324             } else {
1325                 Toast msg = Toast.makeText(this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
1326                 msg.show();
1327             }
1328
1329         } else {
1330             if (operation.transferWasRequested()) {
1331                 mFileList.listDirectory();
1332                 onTransferStateChanged(syncedFile, true, true);
1333
1334             } else {
1335                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1336                 msg.show();
1337             }
1338         }
1339     }
1340
1341
1342     /**
1343      * {@inheritDoc}
1344      */
1345     @Override
1346     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1347         /*OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
1348         if (fileListFragment != null) {
1349             fileListFragment.listDirectory();
1350         }*/
1351         if (mDualPane) {
1352             FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
1353             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1354                 if (downloading || uploading) {
1355                     ((FileDetailFragment)details).updateFileDetails(file, AccountUtils.getCurrentOwnCloudAccount(this));
1356                 } else {
1357                     ((FileDetailFragment)details).updateFileDetails(false, true);
1358                 }
1359             }
1360         }
1361     }
1362
1363
1364     @Override
1365     public void showFragmentWithDetails(OCFile file) {
1366         if (mDualPane) {
1367             FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
1368             transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
1369             transaction.commit();
1370
1371         } else {
1372             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
1373             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
1374             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
1375             showDetailsIntent.putExtra(FileDetailActivity.EXTRA_MODE, FileDetailActivity.MODE_DETAILS);
1376             startActivity(showDetailsIntent);
1377         }
1378     }
1379
1380     public void onDismiss(EditNameDialog dialog) {
1381         //dialog.dismiss();
1382         if (dialog.getResult()) {
1383             String newDirectoryName = dialog.getNewFilename().trim();
1384             Log_OC.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1385             if (newDirectoryName.length() > 0) {
1386                 String path;
1387                 if (mCurrentDir == null) {
1388                     // this is just a patch; we should ensure that mCurrentDir never is null
1389                     if (!mStorageManager.fileExists(OCFile.PATH_SEPARATOR)) {
1390                         OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
1391                         mStorageManager.saveFile(file);
1392                     }
1393                     mCurrentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);
1394                 }
1395                 path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
1396
1397                 // Create directory
1398                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1399                 RemoteOperation operation = new CreateFolderOperation(path, mCurrentDir.getFileId(), mStorageManager);
1400                 operation.execute(  AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this),
1401                                     FileDisplayActivity.this,
1402                                     FileDisplayActivity.this,
1403                                     mHandler,
1404                                     FileDisplayActivity.this);
1405
1406                 showDialog(DIALOG_SHORT_WAIT);
1407             }
1408         }
1409     }
1410
1411
1412     private void requestForDownload() {
1413         Account account = AccountUtils.getCurrentOwnCloudAccount(this);
1414         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1415             Intent i = new Intent(this, FileDownloader.class);
1416             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1417             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1418             startService(i);
1419         }
1420     }
1421
1422
1423 }