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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.ui.activity;
  20
  21 import java.io.File;
  22
  23 import android.accounts.Account;
  24 import android.app.AlertDialog;
  25 import android.app.Dialog;
  26 import android.app.ProgressDialog;
  27 import android.content.BroadcastReceiver;
  28 import android.content.ComponentName;
  29 import android.content.ContentResolver;
  30 import android.content.Context;
  31 import android.content.DialogInterface;
  32 import android.content.Intent;
  33 import android.content.IntentFilter;
  34 import android.content.ServiceConnection;
  35 import android.content.SharedPreferences;
  36 import android.content.SyncRequest;
  37 import android.content.res.Resources.NotFoundException;
  38 import android.database.Cursor;
  39 import android.net.Uri;
  40 import android.os.Bundle;
  41 import android.os.Handler;
  42 import android.os.IBinder;
  43 import android.preference.PreferenceManager;
  44 import android.provider.MediaStore;
  45 import android.support.v4.app.Fragment;
  46 import android.support.v4.app.FragmentManager;
  47 import android.support.v4.app.FragmentTransaction;
  48 import android.util.Log;
  49 import android.view.View;
  50 import android.view.ViewGroup;
  51 import android.widget.ArrayAdapter;
  52 import android.widget.TextView;
  53 import android.widget.Toast;
  54
  55 import com.actionbarsherlock.app.ActionBar;
  56 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  57 import com.actionbarsherlock.view.Menu;
  58 import com.actionbarsherlock.view.MenuInflater;
  59 import com.actionbarsherlock.view.MenuItem;
  60 import com.actionbarsherlock.view.Window;
  61 import com.owncloud.android.MainApp;
  62 import com.owncloud.android.R;
  63 import com.owncloud.android.datamodel.FileDataStorageManager;
  64 import com.owncloud.android.datamodel.OCFile;
  65 import com.owncloud.android.files.services.FileDownloader;
  66 import com.owncloud.android.files.services.FileObserverService;
  67 import com.owncloud.android.files.services.FileUploader;
  68 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  69 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  70 import com.owncloud.android.operations.CreateFolderOperation;
  71 import com.owncloud.android.oc_framework.operations.OnRemoteOperationListener;
  72 import com.owncloud.android.oc_framework.operations.RemoteOperation;
  73 import com.owncloud.android.oc_framework.operations.RemoteOperationResult;
  74 import com.owncloud.android.oc_framework.operations.RemoteOperationResult.ResultCode;
  75 import com.owncloud.android.operations.RemoveFileOperation;
  76 import com.owncloud.android.operations.RenameFileOperation;
  77 import com.owncloud.android.operations.SynchronizeFileOperation;
  78 import com.owncloud.android.operations.SynchronizeFolderOperation;
  79 import com.owncloud.android.syncadapter.FileSyncService;
  80 import com.owncloud.android.ui.dialog.EditNameDialog;
  81 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  82 import com.owncloud.android.ui.dialog.LoadingDialog;
  83 import com.owncloud.android.ui.dialog.SslValidatorDialog;
  84 import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;
  85 import com.owncloud.android.ui.fragment.FileDetailFragment;
  86 import com.owncloud.android.ui.fragment.FileFragment;
  87 import com.owncloud.android.ui.fragment.OCFileListFragment;
  88 import com.owncloud.android.ui.preview.PreviewImageActivity;
  89 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  90 import com.owncloud.android.ui.preview.PreviewVideoActivity;
  91 import com.owncloud.android.utils.DisplayUtils;
  92 import com.owncloud.android.utils.Log_OC;
  93
  94
  95 /**
  96  * Displays, what files the user has available in his ownCloud.
  97  *
  98  * @author Bartek Przybylski
  99  * @author David A. Velasco
 100  */
 101
 102 public class FileDisplayActivity extends FileActivity implements
 103 OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener, EditNameDialogListener {
 104
 105     private ArrayAdapter<String> mDirectories;
 106
 107     /** Access point to the cached database for the current ownCloud {@link Account} */
 108     private FileDataStorageManager mStorageManager = null;
 109
 110     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 111     private UploadFinishReceiver mUploadFinishReceiver;
 112     private DownloadFinishReceiver mDownloadFinishReceiver;
 113     private FileDownloaderBinder mDownloaderBinder = null;
 114     private FileUploaderBinder mUploaderBinder = null;
 115     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 116     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 117
 118     private boolean mDualPane;
 119     private View mLeftFragmentContainer;
 120     private View mRightFragmentContainer;
 121
 122     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 123     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 124
 125     public static final int DIALOG_SHORT_WAIT = 0;
 126     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 127     private static final int DIALOG_SSL_VALIDATOR = 2;
 128     private static final int DIALOG_CERT_NOT_SAVED = 3;
 129
 130     private static final String DIALOG_WAIT_TAG = "DIALOG_WAIT";
 131
 132     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 133
 134     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 135     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 136
 137     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 138
 139     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 140     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 141
 142     private OCFile mWaitingToPreview;
 143     private Handler mHandler;
 144
 145     private boolean mSyncInProgress = false;
 146
 147     @Override
 148     protected void onCreate(Bundle savedInstanceState) {
 149         Log_OC.d(TAG, "onCreate() start");
 150         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 151
 152         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 153
 154         mHandler = new Handler();
 155
 156         /// bindings to transference services
 157         mUploadConnection = new ListServiceConnection();
 158         mDownloadConnection = new ListServiceConnection();
 159         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 160         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 161
 162         // PIN CODE request ;  best location is to decide, let's try this first
 163         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 164             requestPinCode();
 165         }
 166
 167         /// file observer
 168         Intent observer_intent = new Intent(this, FileObserverService.class);
 169         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 170         startService(observer_intent);
 171
 172         /// Load of saved instance state
 173         if(savedInstanceState != null) {
 174             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 175             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 176
 177         } else {
 178             mWaitingToPreview = null;
 179             mSyncInProgress = false;
 180         }
 181
 182         /// USER INTERFACE
 183
 184         // Inflate and set the layout view
 185         setContentView(R.layout.files);
 186         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 187         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 188         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 189         if (savedInstanceState == null) {
 190             createMinFragments();
 191         }
 192
 193         // Action bar setup
 194         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 195         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 196         setSupportProgressBarIndeterminateVisibility(mSyncInProgress);    // always AFTER setContentView(...) ; to work around bug in its implementation
 197
 198         Log_OC.d(TAG, "onCreate() end");
 199     }
 200
 201     @Override
 202     protected void onStart() {
 203         super.onStart();
 204         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 205     }
 206
 207     @Override
 208     protected void onDestroy() {
 209         super.onDestroy();
 210         if (mDownloadConnection != null)
 211             unbindService(mDownloadConnection);
 212         if (mUploadConnection != null)
 213             unbindService(mUploadConnection);
 214     }
 215
 216
 217     /**
 218      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 219      */
 220     @Override
 221     protected void onAccountSet(boolean stateWasRecovered) {
 222         if (getAccount() != null) {
 223             mStorageManager = new FileDataStorageManager(getAccount(), getContentResolver());
 224
 225             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 226             OCFile file = getFile();
 227             // get parent from path
 228             String parentPath = "";
 229             if (file != null) {
 230                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 231                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 232                     // get parent from path
 233                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 234                     if (mStorageManager.getFileByPath(parentPath) ==  null)
 235                         file = null; // not able to know the directory where the file is uploading
 236                 } else {
 237                     file = mStorageManager.getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 238                 }
 239             }
 240             if (file == null) {
 241                 // fall back to root folder
 242                 file = mStorageManager.getFileByPath(OCFile.ROOT_PATH);  // never returns null
 243             }
 244             setFile(file);
 245             setNavigationListWithFolder(file);
 246             if (!stateWasRecovered) {
 247                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 248                 initFragmentsWithFile();
 249                 if (file.isFolder()) {
 250                     startSyncFolderOperation(file);
 251                 }
 252
 253             } else {
 254                 updateFragmentsVisibility(!file.isFolder());
 255                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 256             }
 257
 258
 259         } else {
 260             Log_OC.wtf(TAG, "onAccountChanged was called with NULL account associated!");
 261         }
 262     }
 263
 264
 265     private void setNavigationListWithFolder(OCFile file) {
 266         mDirectories.clear();
 267         OCFile fileIt = file;
 268         String parentPath;
 269         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 270             if (fileIt.isFolder()) {
 271                 mDirectories.add(fileIt.getFileName());
 272             }
 273             //fileIt = mStorageManager.getFileById(fileIt.getParentId());
 274             // get parent from path
 275             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 276             fileIt = mStorageManager.getFileByPath(parentPath);
 277         }
 278         mDirectories.add(OCFile.PATH_SEPARATOR);
 279     }
 280
 281
 282     private void createMinFragments() {
 283         OCFileListFragment listOfFiles = new OCFileListFragment();
 284         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 285         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 286         transaction.commit();
 287     }
 288
 289     private void initFragmentsWithFile() {
 290         if (getAccount() != null && getFile() != null) {
 291             /// First fragment
 292             OCFileListFragment listOfFiles = getListOfFilesFragment();
 293             if (listOfFiles != null) {
 294                 listOfFiles.listDirectory(getCurrentDir());
 295             } else {
 296                 Log.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 297             }
 298
 299             /// Second fragment
 300             OCFile file = getFile();
 301             Fragment secondFragment = chooseInitialSecondFragment(file);
 302             if (secondFragment != null) {
 303                 setSecondFragment(secondFragment);
 304                 updateFragmentsVisibility(true);
 305                 updateNavigationElementsInActionBar(file);
 306
 307             } else {
 308                 cleanSecondFragment();
 309             }
 310
 311         } else {
 312             Log.wtf(TAG, "initFragments() called with invalid NULLs!");
 313             if (getAccount() == null) {
 314                 Log.wtf(TAG, "\t account is NULL");
 315             }
 316             if (getFile() == null) {
 317                 Log.wtf(TAG, "\t file is NULL");
 318             }
 319         }
 320     }
 321
 322     private Fragment chooseInitialSecondFragment(OCFile file) {
 323         Fragment secondFragment = null;
 324         if (file != null && !file.isFolder()) {
 325             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 326                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 327                     ) {
 328                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 329                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 330                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 331
 332             } else {
 333                 secondFragment = new FileDetailFragment(file, getAccount());
 334             }
 335         }
 336         return secondFragment;
 337     }
 338
 339
 340     /**
 341      * Replaces the second fragment managed by the activity with the received as
 342      * a parameter.
 343      *
 344      * Assumes never will be more than two fragments managed at the same time.
 345      *
 346      * @param fragment      New second Fragment to set.
 347      */
 348     private void setSecondFragment(Fragment fragment) {
 349         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 350         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 351         transaction.commit();
 352     }
 353
 354
 355     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 356         if (mDualPane) {
 357             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 358                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 359             }
 360             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 361                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 362             }
 363
 364         } else if (existsSecondFragment) {
 365             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 366                 mLeftFragmentContainer.setVisibility(View.GONE);
 367             }
 368             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 369                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 370             }
 371
 372         } else {
 373             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 374                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 375             }
 376             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 377                 mRightFragmentContainer.setVisibility(View.GONE);
 378             }
 379         }
 380     }
 381
 382
 383     private OCFileListFragment getListOfFilesFragment() {
 384         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 385         if (listOfFiles != null) {
 386             return (OCFileListFragment)listOfFiles;
 387         }
 388         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 389         return null;
 390     }
 391
 392     protected FileFragment getSecondFragment() {
 393         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 394         if (second != null) {
 395             return (FileFragment)second;
 396         }
 397         return null;
 398     }
 399
 400     public void cleanSecondFragment() {
 401         Fragment second = getSecondFragment();
 402         if (second != null) {
 403             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 404             tr.remove(second);
 405             tr.commit();
 406         }
 407         updateFragmentsVisibility(false);
 408         updateNavigationElementsInActionBar(null);
 409     }
 410
 411     protected void refeshListOfFilesFragment() {
 412         OCFileListFragment fileListFragment = getListOfFilesFragment();
 413         if (fileListFragment != null) {
 414             fileListFragment.listDirectory();
 415         }
 416     }
 417
 418     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 419         FileFragment secondFragment = getSecondFragment();
 420         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 421         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 422             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 423             OCFile fileInFragment = detailsFragment.getFile();
 424             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 425                 // the user browsed to other file ; forget the automatic preview
 426                 mWaitingToPreview = null;
 427
 428             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 429                 // grant that the right panel updates the progress bar
 430                 detailsFragment.listenForTransferProgress();
 431                 detailsFragment.updateFileDetails(true, false);
 432
 433             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 434                 //  update the right panel
 435                 boolean detailsFragmentChanged = false;
 436                 if (waitedPreview) {
 437                     if (success) {
 438                         mWaitingToPreview = mStorageManager.getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 439                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 440                             startMediaPreview(mWaitingToPreview, 0, true);
 441                             detailsFragmentChanged = true;
 442                         } else {
 443                             openFile(mWaitingToPreview);
 444                         }
 445                     }
 446                     mWaitingToPreview = null;
 447                 }
 448                 if (!detailsFragmentChanged) {
 449                     detailsFragment.updateFileDetails(false, (success));
 450                 }
 451             }
 452         }
 453     }
 454
 455
 456     @Override
 457     public boolean onCreateOptionsMenu(Menu menu) {
 458         MenuInflater inflater = getSherlock().getMenuInflater();
 459         inflater.inflate(R.menu.main_menu, menu);
 460         return true;
 461     }
 462
 463     @Override
 464     public boolean onOptionsItemSelected(MenuItem item) {
 465         boolean retval = true;
 466         switch (item.getItemId()) {
 467         case R.id.action_create_dir: {
 468             EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", -1, -1, this);
 469             dialog.show(getSupportFragmentManager(), "createdirdialog");
 470             break;
 471         }
 472         case R.id.action_sync_account: {
 473             startSynchronization();
 474             break;
 475         }
 476         case R.id.action_upload: {
 477             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 478             break;
 479         }
 480         case R.id.action_settings: {
 481             Intent settingsIntent = new Intent(this, Preferences.class);
 482             startActivity(settingsIntent);
 483             break;
 484         }
 485         case android.R.id.home: {
 486             FileFragment second = getSecondFragment();
 487             OCFile currentDir = getCurrentDir();
 488             if((currentDir != null && currentDir.getParentId() != 0) ||
 489                     (second != null && second.getFile() != null)) {
 490                 onBackPressed();
 491
 492             }
 493             break;
 494         }
 495         default:
 496             retval = super.onOptionsItemSelected(item);
 497         }
 498         return retval;
 499     }
 500
 501     private void startSynchronization() {
 502         Log_OC.e(TAG, "Got to start sync");
 503         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 504             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 505             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 506             Bundle bundle = new Bundle();
 507             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 508             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 509             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 510             ContentResolver.requestSync(
 511                     getAccount(),
 512                     MainApp.getAuthority(), bundle);
 513         } else {
 514             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 515             SyncRequest.Builder builder = new SyncRequest.Builder();
 516             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 517             builder.setExpedited(true);
 518             builder.setManual(true);
 519             builder.syncOnce();
 520             SyncRequest request = builder.build();
 521             ContentResolver.requestSync(request);
 522         }
 523     }
 524
 525
 526     @Override
 527     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 528         if (itemPosition != 0) {
 529             String targetPath = "";
 530             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 531                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 532             }
 533             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 534             OCFile targetFolder = mStorageManager.getFileByPath(targetPath);
 535             if (targetFolder != null) {
 536                 browseTo(targetFolder);
 537             }
 538
 539             // the next operation triggers a new call to this method, but it's necessary to
 540             // ensure that the name exposed in the action bar is the current directory when the
 541             // user selected it in the navigation list
 542             getSupportActionBar().setSelectedNavigationItem(0);
 543         }
 544         return true;
 545     }
 546
 547     /**
 548      * Called, when the user selected something for uploading
 549      */
 550     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 551         super.onActivityResult(requestCode, resultCode, data);
 552
 553         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 554             requestSimpleUpload(data, resultCode);
 555
 556         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 557             requestMultipleUpload(data, resultCode);
 558
 559         }
 560     }
 561
 562     private void requestMultipleUpload(Intent data, int resultCode) {
 563         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 564         if (filePaths != null) {
 565             String[] remotePaths = new String[filePaths.length];
 566             String remotePathBase = "";
 567             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 568                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 569             }
 570             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 571                 remotePathBase += OCFile.PATH_SEPARATOR;
 572             for (int j = 0; j< remotePaths.length; j++) {
 573                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 574             }
 575
 576             Intent i = new Intent(this, FileUploader.class);
 577             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 578             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 579             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 580             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 581             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 582                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 583             startService(i);
 584
 585         } else {
 586             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 587             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 588             t.show();
 589             return;
 590         }
 591     }
 592
 593
 594     private void requestSimpleUpload(Intent data, int resultCode) {
 595         String filepath = null;
 596         try {
 597             Uri selectedImageUri = data.getData();
 598
 599             String filemanagerstring = selectedImageUri.getPath();
 600             String selectedImagePath = getPath(selectedImageUri);
 601
 602             if (selectedImagePath != null)
 603                 filepath = selectedImagePath;
 604             else
 605                 filepath = filemanagerstring;
 606
 607         } catch (Exception e) {
 608             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 609             e.printStackTrace();
 610
 611         } finally {
 612             if (filepath == null) {
 613                 Log_OC.e(TAG, "Couldnt resolve path to file");
 614                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 615                 t.show();
 616                 return;
 617             }
 618         }
 619
 620         Intent i = new Intent(this, FileUploader.class);
 621         i.putExtra(FileUploader.KEY_ACCOUNT,
 622                 getAccount());
 623         String remotepath = new String();
 624         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 625             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 626         }
 627         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 628             remotepath += OCFile.PATH_SEPARATOR;
 629         remotepath += new File(filepath).getName();
 630
 631         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 632         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 633         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 634         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 635             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 636         startService(i);
 637     }
 638
 639     @Override
 640     public void onBackPressed() {
 641         OCFileListFragment listOfFiles = getListOfFilesFragment();
 642         if (mDualPane || getSecondFragment() == null) {
 643             if (listOfFiles != null) {  // should never be null, indeed
 644                 if (mDirectories.getCount() <= 1) {
 645                     finish();
 646                     return;
 647                 }
 648                 int levelsUp = listOfFiles.onBrowseUp();
 649                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 650                     popDirname();
 651                 }
 652             }
 653         }
 654         if (listOfFiles != null) {  // should never be null, indeed
 655             setFile(listOfFiles.getCurrentFile());
 656         }
 657         cleanSecondFragment();
 658
 659     }
 660
 661     @Override
 662     protected void onSaveInstanceState(Bundle outState) {
 663         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 664         Log_OC.e(TAG, "onSaveInstanceState() start");
 665         super.onSaveInstanceState(outState);
 666         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 667         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 668
 669         Log_OC.d(TAG, "onSaveInstanceState() end");
 670     }
 671
 672
 673
 674     @Override
 675     protected void onResume() {
 676         super.onResume();
 677         Log_OC.e(TAG, "onResume() start");
 678
 679         // Listen for sync messages
 680         IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.getSyncMessage());
 681         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 682         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 683
 684         // Listen for upload messages
 685         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 686         mUploadFinishReceiver = new UploadFinishReceiver();
 687         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 688
 689         // Listen for download messages
 690         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 691         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 692         mDownloadFinishReceiver = new DownloadFinishReceiver();
 693         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 694
 695         Log_OC.d(TAG, "onResume() end");
 696     }
 697
 698
 699     @Override
 700     protected void onPause() {
 701         super.onPause();
 702         Log_OC.e(TAG, "onPause() start");
 703         if (mSyncBroadcastReceiver != null) {
 704             unregisterReceiver(mSyncBroadcastReceiver);
 705             mSyncBroadcastReceiver = null;
 706         }
 707         if (mUploadFinishReceiver != null) {
 708             unregisterReceiver(mUploadFinishReceiver);
 709             mUploadFinishReceiver = null;
 710         }
 711         if (mDownloadFinishReceiver != null) {
 712             unregisterReceiver(mDownloadFinishReceiver);
 713             mDownloadFinishReceiver = null;
 714         }
 715
 716         Log_OC.d(TAG, "onPause() end");
 717     }
 718
 719
 720     @Override
 721     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 722         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 723             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 724         }
 725     }
 726
 727
 728     @Override
 729     protected Dialog onCreateDialog(int id) {
 730         Dialog dialog = null;
 731         AlertDialog.Builder builder;
 732         switch (id) {
 733         case DIALOG_SHORT_WAIT: {
 734             ProgressDialog working_dialog = new ProgressDialog(this);
 735             working_dialog.setMessage(getResources().getString(
 736                     R.string.wait_a_moment));
 737             working_dialog.setIndeterminate(true);
 738             working_dialog.setCancelable(false);
 739             dialog = working_dialog;
 740             break;
 741         }
 742         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 743
 744             String[] items = null;
 745
 746             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 747                     getString(R.string.actionbar_upload_from_apps),
 748                     getString(R.string.actionbar_failed_instant_upload) };
 749
 750             String[] commonItems = { getString(R.string.actionbar_upload_files),
 751                     getString(R.string.actionbar_upload_from_apps) };
 752
 753             if (InstantUploadActivity.IS_ENABLED)
 754                 items = allTheItems;
 755             else
 756                 items = commonItems;
 757
 758             builder = new AlertDialog.Builder(this);
 759             builder.setTitle(R.string.actionbar_upload);
 760             builder.setItems(items, new DialogInterface.OnClickListener() {
 761                 public void onClick(DialogInterface dialog, int item) {
 762                     if (item == 0) {
 763                         // if (!mDualPane) {
 764                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 765                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 766                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 767                             // } else {
 768                             // TODO create and handle new fragment
 769                             // LocalFileListFragment
 770                             // }
 771                     } else if (item == 1) {
 772                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 773                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 774                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 775                                 ACTION_SELECT_CONTENT_FROM_APPS);
 776                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 777                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 778                         action.putExtra(FileUploader.KEY_ACCOUNT, FileDisplayActivity.this.getAccount());
 779                         startActivity(action);
 780                     }
 781                 }
 782             });
 783             dialog = builder.create();
 784             break;
 785         }
 786         case DIALOG_SSL_VALIDATOR: {
 787             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 788             break;
 789         }
 790         case DIALOG_CERT_NOT_SAVED: {
 791             builder = new AlertDialog.Builder(this);
 792             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 793             builder.setCancelable(false);
 794             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 795                 @Override
 796                 public void onClick(DialogInterface dialog, int which) {
 797                     dialog.dismiss();
 798                 };
 799             });
 800             dialog = builder.create();
 801             break;
 802         }
 803         default:
 804             dialog = null;
 805         }
 806
 807         return dialog;
 808     }
 809
 810
 811     /**
 812      * Show loading dialog
 813      */
 814     public void showLoadingDialog() {
 815         // Construct dialog
 816         LoadingDialog loading = new LoadingDialog(getResources().getString(R.string.wait_a_moment));
 817         FragmentManager fm = getSupportFragmentManager();
 818         FragmentTransaction ft = fm.beginTransaction();
 819         loading.show(ft, DIALOG_WAIT_TAG);
 820
 821     }
 822
 823     /**
 824      * Dismiss loading dialog
 825      */
 826     public void dismissLoadingDialog(){
 827         Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG);
 828       if (frag != null) {
 829           LoadingDialog loading = (LoadingDialog) frag;
 830             loading.dismiss();
 831         }
 832     }
 833
 834
 835     /**
 836      * Translates a content URI of an image to a physical path
 837      * on the disk
 838      * @param uri The URI to resolve
 839      * @return The path to the image or null if it could not be found
 840      */
 841     public String getPath(Uri uri) {
 842         String[] projection = { MediaStore.Images.Media.DATA };
 843         Cursor cursor = managedQuery(uri, projection, null, null, null);
 844         if (cursor != null) {
 845             int column_index = cursor
 846                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 847             cursor.moveToFirst();
 848             return cursor.getString(column_index);
 849         }
 850         return null;
 851     }
 852
 853     /**
 854      * Pushes a directory to the drop down list
 855      * @param directory to push
 856      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 857      */
 858     public void pushDirname(OCFile directory) {
 859         if(!directory.isFolder()){
 860             throw new IllegalArgumentException("Only directories may be pushed!");
 861         }
 862         mDirectories.insert(directory.getFileName(), 0);
 863         setFile(directory);
 864     }
 865
 866     /**
 867      * Pops a directory name from the drop down list
 868      * @return True, unless the stack is empty
 869      */
 870     public boolean popDirname() {
 871         mDirectories.remove(mDirectories.getItem(0));
 872         return !mDirectories.isEmpty();
 873     }
 874
 875     // Custom array adapter to override text colors
 876     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 877
 878         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 879             super(ctx, view);
 880         }
 881
 882         public View getView(int position, View convertView, ViewGroup parent) {
 883             View v = super.getView(position, convertView, parent);
 884
 885             ((TextView) v).setTextColor(getResources().getColorStateList(
 886                     android.R.color.white));
 887             return v;
 888         }
 889
 890         public View getDropDownView(int position, View convertView,
 891                 ViewGroup parent) {
 892             View v = super.getDropDownView(position, convertView, parent);
 893
 894             ((TextView) v).setTextColor(getResources().getColorStateList(
 895                     android.R.color.white));
 896
 897             return v;
 898         }
 899
 900     }
 901
 902     private class SyncBroadcastReceiver extends BroadcastReceiver {
 903
 904         /**
 905          * {@link BroadcastReceiver} to enable syncing feedback in UI
 906          */
 907         @Override
 908         public void onReceive(Context context, Intent intent) {
 909             boolean inProgress = intent.getBooleanExtra(FileSyncService.IN_PROGRESS, false);
 910             String accountName = intent.getStringExtra(FileSyncService.ACCOUNT_NAME);
 911             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncService.SYNC_RESULT);
 912
 913             if (getAccount() != null && accountName.equals(getAccount().name)
 914                     && mStorageManager != null
 915                     ) {
 916
 917                 String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH);
 918
 919                 OCFile currentFile = (getFile() == null) ? null : mStorageManager.getFileByPath(getFile().getRemotePath());
 920                 OCFile currentDir = (getCurrentDir() == null) ? null : mStorageManager.getFileByPath(getCurrentDir().getRemotePath());
 921
 922                 if (currentDir == null) {
 923                     // current folder was removed from the server
 924                     Toast.makeText( FileDisplayActivity.this,
 925                                     String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 926                                     Toast.LENGTH_LONG)
 927                         .show();
 928                     browseToRoot();
 929
 930                 } else {
 931                     if (currentFile == null && !getFile().isFolder()) {
 932                         // currently selected file was removed in the server, and now we know it
 933                         cleanSecondFragment();
 934                         currentFile = currentDir;
 935                     }
 936
 937                     if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 938                         OCFileListFragment fileListFragment = getListOfFilesFragment();
 939                         if (fileListFragment != null) {
 940                             fileListFragment.listDirectory(currentDir);
 941                         }
 942                     }
 943                     setFile(currentFile);
 944                 }
 945
 946                 setSupportProgressBarIndeterminateVisibility(inProgress);
 947                 removeStickyBroadcast(intent);
 948                 mSyncInProgress = inProgress;
 949
 950             }
 951
 952             if (synchResult != null) {
 953                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 954                     mLastSslUntrustedServerResult = synchResult;
 955                     showDialog(DIALOG_SSL_VALIDATOR);
 956                 }
 957             }
 958         }
 959     }
 960
 961
 962     private class UploadFinishReceiver extends BroadcastReceiver {
 963         /**
 964          * Once the file upload has finished -> update view
 965          *  @author David A. Velasco
 966          * {@link BroadcastReceiver} to enable upload feedback in UI
 967          */
 968         @Override
 969         public void onReceive(Context context, Intent intent) {
 970             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 971             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 972             boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
 973             OCFile currentDir = getCurrentDir();
 974             boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
 975             if (sameAccount && isDescendant) {
 976                 refeshListOfFilesFragment();
 977             }
 978         }
 979
 980     }
 981
 982
 983     /**
 984      * Class waiting for broadcast events from the {@link FielDownloader} service.
 985      *
 986      * Updates the UI when a download is started or finished, provided that it is relevant for the
 987      * current folder.
 988      */
 989     private class DownloadFinishReceiver extends BroadcastReceiver {
 990         @Override
 991         public void onReceive(Context context, Intent intent) {
 992             boolean sameAccount = isSameAccount(context, intent);
 993             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 994             boolean isDescendant = isDescendant(downloadedRemotePath);
 995
 996             if (sameAccount && isDescendant) {
 997                 refeshListOfFilesFragment();
 998                 refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
 999             }
1000
1001             removeStickyBroadcast(intent);
1002         }
1003
1004         private boolean isDescendant(String downloadedRemotePath) {
1005             OCFile currentDir = getCurrentDir();
1006             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1007         }
1008
1009         private boolean isSameAccount(Context context, Intent intent) {
1010             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1011             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1012         }
1013     }
1014
1015
1016     /**
1017      * {@inheritDoc}
1018      */
1019     @Override
1020     public FileDataStorageManager getStorageManager() {
1021         return mStorageManager;
1022     }
1023
1024
1025     public void browseToRoot() {
1026         OCFileListFragment listOfFiles = getListOfFilesFragment();
1027         if (listOfFiles != null) {  // should never be null, indeed
1028             while (mDirectories.getCount() > 1) {
1029                 popDirname();
1030             }
1031             OCFile root = mStorageManager.getFileByPath(OCFile.ROOT_PATH);
1032             listOfFiles.listDirectory(root);
1033             setFile(listOfFiles.getCurrentFile());
1034             startSyncFolderOperation(root);
1035         }
1036         cleanSecondFragment();
1037     }
1038
1039
1040     public void browseTo(OCFile folder) {
1041         if (folder == null || !folder.isFolder()) {
1042             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1043         }
1044         OCFileListFragment listOfFiles = getListOfFilesFragment();
1045         if (listOfFiles != null) {
1046             setNavigationListWithFolder(folder);
1047             listOfFiles.listDirectory(folder);
1048             setFile(listOfFiles.getCurrentFile());
1049             startSyncFolderOperation(folder);
1050         } else {
1051             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1052         }
1053         cleanSecondFragment();
1054     }
1055
1056
1057     /**
1058      * {@inheritDoc}
1059      *
1060      * Updates action bar and second fragment, if in dual pane mode.
1061      */
1062     @Override
1063     public void onBrowsedDownTo(OCFile directory) {
1064         pushDirname(directory);
1065         cleanSecondFragment();
1066
1067         // Sync Folder
1068         startSyncFolderOperation(directory);
1069
1070     }
1071
1072     /**
1073      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1074      *
1075      * @param file                      Image {@link OCFile} to show.
1076      */
1077     @Override
1078     public void startImagePreview(OCFile file) {
1079         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1080         showDetailsIntent.putExtra(EXTRA_FILE, file);
1081         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1082         startActivity(showDetailsIntent);
1083     }
1084
1085     /**
1086      * Stars the preview of an already down media {@link OCFile}.
1087      *
1088      * @param file                      Media {@link OCFile} to preview.
1089      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1090      * @param autoplay                  When 'true', the playback will start without user interactions.
1091      */
1092     @Override
1093     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1094         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1095         setSecondFragment(mediaFragment);
1096         updateFragmentsVisibility(true);
1097         updateNavigationElementsInActionBar(file);
1098         setFile(file);
1099     }
1100
1101     /**
1102      * Requests the download of the received {@link OCFile} , updates the UI
1103      * to monitor the download progress and prepares the activity to preview
1104      * or open the file when the download finishes.
1105      *
1106      * @param file          {@link OCFile} to download and preview.
1107      */
1108     @Override
1109     public void startDownloadForPreview(OCFile file) {
1110         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1111         setSecondFragment(detailFragment);
1112         mWaitingToPreview = file;
1113         requestForDownload();
1114         updateFragmentsVisibility(true);
1115         updateNavigationElementsInActionBar(file);
1116         setFile(file);
1117     }
1118
1119
1120     /**
1121      * Shows the information of the {@link OCFile} received as a
1122      * parameter in the second fragment.
1123      *
1124      * @param file          {@link OCFile} whose details will be shown
1125      */
1126     @Override
1127     public void showDetails(OCFile file) {
1128         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1129         setSecondFragment(detailFragment);
1130         updateFragmentsVisibility(true);
1131         updateNavigationElementsInActionBar(file);
1132         setFile(file);
1133     }
1134
1135
1136     /**
1137      * TODO
1138      */
1139     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1140         ActionBar actionBar = getSupportActionBar();
1141         if (chosenFile == null || mDualPane) {
1142             // only list of files - set for browsing through folders
1143             OCFile currentDir = getCurrentDir();
1144             actionBar.setDisplayHomeAsUpEnabled(currentDir != null && currentDir.getParentId() != 0);
1145             actionBar.setDisplayShowTitleEnabled(false);
1146             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
1147             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1148
1149         } else {
1150             actionBar.setDisplayHomeAsUpEnabled(true);
1151             actionBar.setDisplayShowTitleEnabled(true);
1152             actionBar.setTitle(chosenFile.getFileName());
1153             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1154         }
1155     }
1156
1157
1158     /**
1159      * {@inheritDoc}
1160      */
1161     @Override
1162     public void onFileStateChanged() {
1163         refeshListOfFilesFragment();
1164         updateNavigationElementsInActionBar(getSecondFragment().getFile());
1165     }
1166
1167
1168     /**
1169      * {@inheritDoc}
1170      */
1171     @Override
1172     public FileDownloaderBinder getFileDownloaderBinder() {
1173         return mDownloaderBinder;
1174     }
1175
1176
1177     /**
1178      * {@inheritDoc}
1179      */
1180     @Override
1181     public FileUploaderBinder getFileUploaderBinder() {
1182         return mUploaderBinder;
1183     }
1184
1185
1186     /** Defines callbacks for service binding, passed to bindService() */
1187     private class ListServiceConnection implements ServiceConnection {
1188
1189         @Override
1190         public void onServiceConnected(ComponentName component, IBinder service) {
1191             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1192                 Log_OC.d(TAG, "Download service connected");
1193                 mDownloaderBinder = (FileDownloaderBinder) service;
1194                 if (mWaitingToPreview != null) {
1195                     requestForDownload();
1196                 }
1197
1198             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1199                 Log_OC.d(TAG, "Upload service connected");
1200                 mUploaderBinder = (FileUploaderBinder) service;
1201             } else {
1202                 return;
1203             }
1204             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1205             OCFileListFragment listOfFiles = getListOfFilesFragment();
1206             if (listOfFiles != null) {
1207                 listOfFiles.listDirectory();
1208             }
1209             FileFragment secondFragment = getSecondFragment();
1210             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1211                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1212                 detailFragment.listenForTransferProgress();
1213                 detailFragment.updateFileDetails(false, false);
1214             }
1215         }
1216
1217         @Override
1218         public void onServiceDisconnected(ComponentName component) {
1219             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1220                 Log_OC.d(TAG, "Download service disconnected");
1221                 mDownloaderBinder = null;
1222             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1223                 Log_OC.d(TAG, "Upload service disconnected");
1224                 mUploaderBinder = null;
1225             }
1226         }
1227     };
1228
1229
1230
1231     /**
1232      * Launch an intent to request the PIN code to the user before letting him use the app
1233      */
1234     private void requestPinCode() {
1235         boolean pinStart = false;
1236         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1237         pinStart = appPrefs.getBoolean("set_pincode", false);
1238         if (pinStart) {
1239             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1240             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1241             startActivity(i);
1242         }
1243     }
1244
1245
1246     @Override
1247     public void onSavedCertificate() {
1248         startSyncFolderOperation(getCurrentDir());
1249     }
1250
1251
1252     @Override
1253     public void onFailedSavingCertificate() {
1254         showDialog(DIALOG_CERT_NOT_SAVED);
1255     }
1256
1257
1258     /**
1259      * Updates the view associated to the activity after the finish of some operation over files
1260      * in the current account.
1261      *
1262      * @param operation     Removal operation performed.
1263      * @param result        Result of the removal.
1264      */
1265     @Override
1266     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1267         if (operation instanceof RemoveFileOperation) {
1268             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1269
1270         } else if (operation instanceof RenameFileOperation) {
1271             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1272
1273         } else if (operation instanceof SynchronizeFileOperation) {
1274             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1275
1276         } else if (operation instanceof CreateFolderOperation) {
1277             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1278
1279         }
1280     }
1281
1282
1283     /**
1284      * Updates the view associated to the activity after the finish of an operation trying to remove a
1285      * file.
1286      *
1287      * @param operation     Removal operation performed.
1288      * @param result        Result of the removal.
1289      */
1290     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1291         dismissLoadingDialog();
1292         if (result.isSuccess()) {
1293             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1294             msg.show();
1295             OCFile removedFile = operation.getFile();
1296             getSecondFragment();
1297             FileFragment second = getSecondFragment();
1298             if (second != null && removedFile.equals(second.getFile())) {
1299                 cleanSecondFragment();
1300             }
1301             if (mStorageManager.getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1302                 refeshListOfFilesFragment();
1303             }
1304
1305         } else {
1306             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1307             msg.show();
1308             if (result.isSslRecoverableException()) {
1309                 mLastSslUntrustedServerResult = result;
1310                 showDialog(DIALOG_SSL_VALIDATOR);
1311             }
1312         }
1313     }
1314
1315     /**
1316      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1317      *
1318      * @param operation     Creation operation performed.
1319      * @param result        Result of the creation.
1320      */
1321     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1322         if (result.isSuccess()) {
1323             dismissLoadingDialog();
1324             refeshListOfFilesFragment();
1325
1326         } else {
1327             dismissLoadingDialog();
1328             if (result.getCode() == ResultCode.INVALID_CHARACTER_IN_NAME) {
1329                 Toast.makeText(FileDisplayActivity.this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG).show();
1330             } else {
1331             try {
1332                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
1333                 msg.show();
1334
1335             } catch (NotFoundException e) {
1336                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1337             }
1338             }
1339         }
1340     }
1341
1342
1343     /**
1344      * Updates the view associated to the activity after the finish of an operation trying to rename a
1345      * file.
1346      *
1347      * @param operation     Renaming operation performed.
1348      * @param result        Result of the renaming.
1349      */
1350     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1351         dismissLoadingDialog();
1352         OCFile renamedFile = operation.getFile();
1353         if (result.isSuccess()) {
1354             if (mDualPane) {
1355                 FileFragment details = getSecondFragment();
1356                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1357                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1358                 }
1359             }
1360             if (mStorageManager.getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1361                 refeshListOfFilesFragment();
1362             }
1363
1364         } else {
1365             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1366                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1367                 msg.show();
1368                 // TODO throw again the new rename dialog
1369             } if (result.getCode().equals(ResultCode.INVALID_CHARACTER_IN_NAME)) {
1370                 Toast msg = Toast.makeText(this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG);
1371                 msg.show();
1372             } else {
1373                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1374                 msg.show();
1375                 if (result.isSslRecoverableException()) {
1376                     mLastSslUntrustedServerResult = result;
1377                     showDialog(DIALOG_SSL_VALIDATOR);
1378                 }
1379             }
1380         }
1381     }
1382
1383
1384     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1385         dismissLoadingDialog();
1386         OCFile syncedFile = operation.getLocalFile();
1387         if (!result.isSuccess()) {
1388             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1389                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1390                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1391                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1392                 startActivity(i);
1393
1394             }
1395
1396         } else {
1397             if (operation.transferWasRequested()) {
1398                 refeshListOfFilesFragment();
1399                 onTransferStateChanged(syncedFile, true, true);
1400
1401             } else {
1402                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1403                 msg.show();
1404             }
1405         }
1406     }
1407
1408
1409     /**
1410      * {@inheritDoc}
1411      */
1412     @Override
1413     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1414         if (mDualPane) {
1415             FileFragment details = getSecondFragment();
1416             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1417                 if (downloading || uploading) {
1418                     ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1419                 } else {
1420                     ((FileDetailFragment)details).updateFileDetails(false, true);
1421                 }
1422             }
1423         }
1424     }
1425
1426
1427     public void onDismiss(EditNameDialog dialog) {
1428         if (dialog.getResult()) {
1429             String newDirectoryName = dialog.getNewFilename().trim();
1430             Log_OC.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1431             if (newDirectoryName.length() > 0) {
1432                 String path = getCurrentDir().getRemotePath();
1433
1434                 // Create directory
1435                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1436                 RemoteOperation operation = new CreateFolderOperation(path, false, mStorageManager);
1437                 operation.execute(  getAccount(),
1438                         FileDisplayActivity.this,
1439                         FileDisplayActivity.this,
1440                         mHandler,
1441                         FileDisplayActivity.this);
1442
1443                 showLoadingDialog();
1444             }
1445         }
1446     }
1447
1448
1449     private void requestForDownload() {
1450         Account account = getAccount();
1451         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1452             Intent i = new Intent(this, FileDownloader.class);
1453             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1454             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1455             startService(i);
1456         }
1457     }
1458
1459
1460     private OCFile getCurrentDir() {
1461         OCFile file = getFile();
1462         if (file != null) {
1463             if (file.isFolder()) {
1464                 return file;
1465             } else if (mStorageManager != null) {
1466                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1467                 return mStorageManager.getFileByPath(parentPath);
1468             }
1469         }
1470         return null;
1471     }
1472
1473     public void startSyncFolderOperation(OCFile folder) {
1474         long currentSyncTime = System.currentTimeMillis();
1475
1476         mSyncInProgress = true;
1477
1478         // perform folder synchronization
1479         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1480                                                                         currentSyncTime,
1481                                                                         false,
1482                                                                         getStorageManager(),
1483                                                                         getAccount(),
1484                                                                         getApplicationContext()
1485                                                                       );
1486         synchFolderOp.execute(getAccount(), this, null, null, this);
1487
1488         setSupportProgressBarIndeterminateVisibility(true);
1489     }
1490
1491
1492 //    public void enableDisableViewGroup(ViewGroup viewGroup, boolean enabled) {
1493 //        int childCount = viewGroup.getChildCount();
1494 //        for (int i = 0; i < childCount; i++) {
1495 //          View view = viewGroup.getChildAt(i);
1496 //          view.setEnabled(enabled);
1497 //          view.setClickable(!enabled);
1498 //          if (view instanceof ViewGroup) {
1499 //            enableDisableViewGroup((ViewGroup) view, enabled);
1500 //          }
1501 //        }
1502 //      }
1503 }