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 import java.io.InvalidClassException;
  23
  24 import android.accounts.Account;
  25 import android.app.AlertDialog;
  26 import android.app.Dialog;
  27 import android.app.ProgressDialog;
  28 import android.content.BroadcastReceiver;
  29 import android.content.ComponentName;
  30 import android.content.ContentResolver;
  31 import android.content.Context;
  32 import android.content.DialogInterface;
  33 import android.content.Intent;
  34 import android.content.IntentFilter;
  35 import android.content.ServiceConnection;
  36 import android.content.SharedPreferences;
  37 import android.content.SyncRequest;
  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.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.support.v4.content.LocalBroadcastManager;
  49 import android.util.Log;
  50 import android.view.View;
  51 import android.view.ViewGroup;
  52 import android.widget.ArrayAdapter;
  53 import android.widget.TextView;
  54 import android.widget.Toast;
  55
  56 import com.actionbarsherlock.app.ActionBar;
  57 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  58 import com.actionbarsherlock.view.Menu;
  59 import com.actionbarsherlock.view.MenuInflater;
  60 import com.actionbarsherlock.view.MenuItem;
  61 import com.actionbarsherlock.view.Window;
  62 import com.owncloud.android.MainApp;
  63 import com.owncloud.android.R;
  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
  72 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  73 import com.owncloud.android.lib.common.operations.RemoteOperation;
  74 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  75 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  76 import com.owncloud.android.operations.CreateShareOperation;
  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.SynchronizeFolderOperation;
  81 import com.owncloud.android.operations.UnshareLinkOperation;
  82 import com.owncloud.android.services.OperationsService;
  83 import com.owncloud.android.syncadapter.FileSyncAdapter;
  84 import com.owncloud.android.ui.dialog.EditNameDialog;
  85 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  86 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  87 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  88 import com.owncloud.android.ui.fragment.FileDetailFragment;
  89 import com.owncloud.android.ui.fragment.FileFragment;
  90 import com.owncloud.android.ui.fragment.OCFileListFragment;
  91 import com.owncloud.android.ui.preview.PreviewImageActivity;
  92 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  93 import com.owncloud.android.ui.preview.PreviewVideoActivity;
  94 import com.owncloud.android.utils.DisplayUtils;
  95 import com.owncloud.android.utils.Log_OC;
  96
  97
  98 /**
  99  * Displays, what files the user has available in his ownCloud.
 100  *
 101  * @author Bartek Przybylski
 102  * @author David A. Velasco
 103  */
 104
 105 public class FileDisplayActivity extends HookActivity implements
 106 OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslUntrustedCertListener, EditNameDialogListener {
 107
 108     private ArrayAdapter<String> mDirectories;
 109
 110     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 111     private UploadFinishReceiver mUploadFinishReceiver;
 112     private DownloadFinishReceiver mDownloadFinishReceiver;
 113     //private OperationsServiceReceiver mOperationsServiceReceiver;
 114     private FileDownloaderBinder mDownloaderBinder = null;
 115     private FileUploaderBinder mUploaderBinder = null;
 116     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 117     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 118
 119     private boolean mDualPane;
 120     private View mLeftFragmentContainer;
 121     private View mRightFragmentContainer;
 122
 123     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 124     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 125     //private static final String KEY_REFRESH_SHARES_IN_PROGRESS = "SHARES_IN_PROGRESS";
 126     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 127
 128     public static final int DIALOG_SHORT_WAIT = 0;
 129     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 130     //private static final int DIALOG_SSL_VALIDATOR = 2;
 131     private static final int DIALOG_CERT_NOT_SAVED = 2;
 132
 133     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 134
 135     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 136     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 137
 138     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 139
 140     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 141     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 142
 143     private OCFile mWaitingToPreview;
 144
 145     private boolean mSyncInProgress = false;
 146     //private boolean mRefreshSharesInProgress = false;
 147
 148     private String DIALOG_UNTRUSTED_CERT;
 149
 150     private OCFile mWaitingToSend;
 151
 152     @Override
 153     protected void onCreate(Bundle savedInstanceState) {
 154         Log_OC.d(TAG, "onCreate() start");
 155         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 156
 157         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 158
 159         /// bindings to transference services
 160         mUploadConnection = new ListServiceConnection();
 161         mDownloadConnection = new ListServiceConnection();
 162         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 163         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 164
 165         // PIN CODE request ;  best location is to decide, let's try this first
 166         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 167             requestPinCode();
 168         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 169             requestPinCode();
 170         }
 171
 172         /// file observer
 173         Intent observer_intent = new Intent(this, FileObserverService.class);
 174         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 175         startService(observer_intent);
 176
 177         /// Load of saved instance state
 178         if(savedInstanceState != null) {
 179             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 180             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 181             //mRefreshSharesInProgress = savedInstanceState.getBoolean(KEY_REFRESH_SHARES_IN_PROGRESS);
 182             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 183
 184         } else {
 185             mWaitingToPreview = null;
 186             mSyncInProgress = false;
 187             //mRefreshSharesInProgress = false;
 188             mWaitingToSend = null;
 189         }
 190
 191         /// USER INTERFACE
 192
 193         // Inflate and set the layout view
 194         setContentView(R.layout.files);
 195         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 196         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 197         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 198         if (savedInstanceState == null) {
 199             createMinFragments();
 200         } else {
 201             Log_OC.d(TAG, "Init the secondFragment again");
 202             if (mDualPane) {
 203                 initFragmentsWithFile();
 204             }
 205         }
 206
 207         // Action bar setup
 208         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 209         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 210         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 211
 212         Log_OC.d(TAG, "onCreate() end");
 213     }
 214
 215     @Override
 216     protected void onStart() {
 217         super.onStart();
 218         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 219         refeshListOfFilesFragment();
 220     }
 221
 222     @Override
 223     protected void onDestroy() {
 224         super.onDestroy();
 225         if (mDownloadConnection != null)
 226             unbindService(mDownloadConnection);
 227         if (mUploadConnection != null)
 228             unbindService(mUploadConnection);
 229     }
 230
 231     /**
 232      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 233      */
 234     @Override
 235     protected void onAccountSet(boolean stateWasRecovered) {
 236         super.onAccountSet(stateWasRecovered);
 237         if (getAccount() != null) {
 238             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 239             OCFile file = getFile();
 240             // get parent from path
 241             String parentPath = "";
 242             if (file != null) {
 243                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 244                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 245                     // get parent from path
 246                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 247                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 248                         file = null; // not able to know the directory where the file is uploading
 249                 } else {
 250                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 251                 }
 252             }
 253             if (file == null) {
 254                 // fall back to root folder
 255                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 256             }
 257             setFile(file);
 258             setNavigationListWithFolder(file);
 259
 260             if (!stateWasRecovered) {
 261                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 262                 initFragmentsWithFile();
 263                 if (file.isFolder()) {
 264                     startSyncFolderOperation(file);
 265                 }
 266
 267             } else {
 268                 updateFragmentsVisibility(!file.isFolder());
 269                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 270             }
 271         }
 272     }
 273
 274
 275     private void setNavigationListWithFolder(OCFile file) {
 276         mDirectories.clear();
 277         OCFile fileIt = file;
 278         String parentPath;
 279         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 280             if (fileIt.isFolder()) {
 281                 mDirectories.add(fileIt.getFileName());
 282             }
 283             // get parent from path
 284             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 285             fileIt = getStorageManager().getFileByPath(parentPath);
 286         }
 287         mDirectories.add(OCFile.PATH_SEPARATOR);
 288     }
 289
 290
 291     private void createMinFragments() {
 292         OCFileListFragment listOfFiles = new OCFileListFragment();
 293         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 294         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 295         transaction.commit();
 296     }
 297
 298     private void initFragmentsWithFile() {
 299         if (getAccount() != null && getFile() != null) {
 300             /// First fragment
 301             OCFileListFragment listOfFiles = getListOfFilesFragment();
 302             if (listOfFiles != null) {
 303                 listOfFiles.listDirectory(getCurrentDir());
 304             } else {
 305                 Log.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 306             }
 307
 308             /// Second fragment
 309             OCFile file = getFile();
 310             Fragment secondFragment = chooseInitialSecondFragment(file);
 311             if (secondFragment != null) {
 312                 setSecondFragment(secondFragment);
 313                 updateFragmentsVisibility(true);
 314                 updateNavigationElementsInActionBar(file);
 315
 316             } else {
 317                 cleanSecondFragment();
 318             }
 319
 320         } else {
 321             Log.wtf(TAG, "initFragments() called with invalid NULLs!");
 322             if (getAccount() == null) {
 323                 Log.wtf(TAG, "\t account is NULL");
 324             }
 325             if (getFile() == null) {
 326                 Log.wtf(TAG, "\t file is NULL");
 327             }
 328         }
 329     }
 330
 331     private Fragment chooseInitialSecondFragment(OCFile file) {
 332         Fragment secondFragment = null;
 333         if (file != null && !file.isFolder()) {
 334             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 335                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 336                     ) {
 337                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 338                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 339                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 340
 341             } else {
 342                 secondFragment = new FileDetailFragment(file, getAccount());
 343             }
 344         }
 345         return secondFragment;
 346     }
 347
 348
 349     /**
 350      * Replaces the second fragment managed by the activity with the received as
 351      * a parameter.
 352      *
 353      * Assumes never will be more than two fragments managed at the same time.
 354      *
 355      * @param fragment      New second Fragment to set.
 356      */
 357     private void setSecondFragment(Fragment fragment) {
 358         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 359         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 360         transaction.commit();
 361     }
 362
 363
 364     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 365         if (mDualPane) {
 366             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 367                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 368             }
 369             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 370                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 371             }
 372
 373         } else if (existsSecondFragment) {
 374             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 375                 mLeftFragmentContainer.setVisibility(View.GONE);
 376             }
 377             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 378                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 379             }
 380
 381         } else {
 382             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 383                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 384             }
 385             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 386                 mRightFragmentContainer.setVisibility(View.GONE);
 387             }
 388         }
 389     }
 390
 391
 392     private OCFileListFragment getListOfFilesFragment() {
 393         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 394         if (listOfFiles != null) {
 395             return (OCFileListFragment)listOfFiles;
 396         }
 397         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 398         return null;
 399     }
 400
 401     protected FileFragment getSecondFragment() {
 402         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 403         if (second != null) {
 404             return (FileFragment)second;
 405         }
 406         return null;
 407     }
 408
 409     public void cleanSecondFragment() {
 410         Fragment second = getSecondFragment();
 411         if (second != null) {
 412             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 413             tr.remove(second);
 414             tr.commit();
 415         }
 416         updateFragmentsVisibility(false);
 417         updateNavigationElementsInActionBar(null);
 418     }
 419
 420     protected void refeshListOfFilesFragment() {
 421         OCFileListFragment fileListFragment = getListOfFilesFragment();
 422         if (fileListFragment != null) {
 423             fileListFragment.listDirectory();
 424         }
 425     }
 426
 427     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 428         FileFragment secondFragment = getSecondFragment();
 429         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 430         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 431             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 432             OCFile fileInFragment = detailsFragment.getFile();
 433             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 434                 // the user browsed to other file ; forget the automatic preview
 435                 mWaitingToPreview = null;
 436
 437             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 438                 // grant that the right panel updates the progress bar
 439                 detailsFragment.listenForTransferProgress();
 440                 detailsFragment.updateFileDetails(true, false);
 441
 442             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 443                 //  update the right panel
 444                 boolean detailsFragmentChanged = false;
 445                 if (waitedPreview) {
 446                     if (success) {
 447                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 448                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 449                             startMediaPreview(mWaitingToPreview, 0, true);
 450                             detailsFragmentChanged = true;
 451                         } else {
 452                             getFileOperationsHelper().openFile(mWaitingToPreview, this);
 453                         }
 454                     }
 455                     mWaitingToPreview = null;
 456                 }
 457                 if (!detailsFragmentChanged) {
 458                     detailsFragment.updateFileDetails(false, (success));
 459                 }
 460             }
 461         }
 462     }
 463
 464     @Override
 465     public boolean onCreateOptionsMenu(Menu menu) {
 466         MenuInflater inflater = getSherlock().getMenuInflater();
 467         inflater.inflate(R.menu.main_menu, menu);
 468         return true;
 469     }
 470
 471     @Override
 472     public boolean onOptionsItemSelected(MenuItem item) {
 473         boolean retval = true;
 474         switch (item.getItemId()) {
 475         case R.id.action_create_dir: {
 476             EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", -1, -1, this);
 477             dialog.show(getSupportFragmentManager(), "createdirdialog");
 478             break;
 479         }
 480         case R.id.action_sync_account: {
 481             startSynchronization();
 482             break;
 483         }
 484         case R.id.action_upload: {
 485             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 486             break;
 487         }
 488         case R.id.action_settings: {
 489             Intent settingsIntent = new Intent(this, Preferences.class);
 490             startActivity(settingsIntent);
 491             break;
 492         }
 493         case android.R.id.home: {
 494             FileFragment second = getSecondFragment();
 495             OCFile currentDir = getCurrentDir();
 496             if((currentDir != null && currentDir.getParentId() != 0) ||
 497                     (second != null && second.getFile() != null)) {
 498                 onBackPressed();
 499
 500             }
 501             break;
 502         }
 503         default:
 504             retval = super.onOptionsItemSelected(item);
 505         }
 506         return retval;
 507     }
 508
 509     private void startSynchronization() {
 510         Log_OC.e(TAG, "Got to start sync");
 511         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 512             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 513             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 514             Bundle bundle = new Bundle();
 515             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 516             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 517             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 518             ContentResolver.requestSync(
 519                     getAccount(),
 520                     MainApp.getAuthority(), bundle);
 521         } else {
 522             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 523             SyncRequest.Builder builder = new SyncRequest.Builder();
 524             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 525             builder.setExpedited(true);
 526             builder.setManual(true);
 527             builder.syncOnce();
 528             SyncRequest request = builder.build();
 529             ContentResolver.requestSync(request);
 530         }
 531     }
 532
 533
 534     @Override
 535     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 536         if (itemPosition != 0) {
 537             String targetPath = "";
 538             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 539                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 540             }
 541             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 542             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 543             if (targetFolder != null) {
 544                 browseTo(targetFolder);
 545             }
 546
 547             // the next operation triggers a new call to this method, but it's necessary to
 548             // ensure that the name exposed in the action bar is the current directory when the
 549             // user selected it in the navigation list
 550             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 551                 getSupportActionBar().setSelectedNavigationItem(0);
 552         }
 553         return true;
 554     }
 555
 556     /**
 557      * Called, when the user selected something for uploading
 558      */
 559     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 560         super.onActivityResult(requestCode, resultCode, data);
 561
 562         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 563             requestSimpleUpload(data, resultCode);
 564
 565         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 566             requestMultipleUpload(data, resultCode);
 567
 568         }
 569     }
 570
 571     private void requestMultipleUpload(Intent data, int resultCode) {
 572         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 573         if (filePaths != null) {
 574             String[] remotePaths = new String[filePaths.length];
 575             String remotePathBase = "";
 576             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 577                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 578             }
 579             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 580                 remotePathBase += OCFile.PATH_SEPARATOR;
 581             for (int j = 0; j< remotePaths.length; j++) {
 582                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 583             }
 584
 585             Intent i = new Intent(this, FileUploader.class);
 586             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 587             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 588             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 589             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 590             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 591                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 592             startService(i);
 593
 594         } else {
 595             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 596             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 597             t.show();
 598             return;
 599         }
 600     }
 601
 602
 603     private void requestSimpleUpload(Intent data, int resultCode) {
 604         String filepath = null;
 605         try {
 606             Uri selectedImageUri = data.getData();
 607
 608             String filemanagerstring = selectedImageUri.getPath();
 609             String selectedImagePath = getPath(selectedImageUri);
 610
 611             if (selectedImagePath != null)
 612                 filepath = selectedImagePath;
 613             else
 614                 filepath = filemanagerstring;
 615
 616         } catch (Exception e) {
 617             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 618             e.printStackTrace();
 619
 620         } finally {
 621             if (filepath == null) {
 622                 Log_OC.e(TAG, "Couldnt resolve path to file");
 623                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 624                 t.show();
 625                 return;
 626             }
 627         }
 628
 629         Intent i = new Intent(this, FileUploader.class);
 630         i.putExtra(FileUploader.KEY_ACCOUNT,
 631                 getAccount());
 632         String remotepath = new String();
 633         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 634             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 635         }
 636         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 637             remotepath += OCFile.PATH_SEPARATOR;
 638         remotepath += new File(filepath).getName();
 639
 640         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 641         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 642         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 643         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 644             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 645         startService(i);
 646     }
 647
 648     @Override
 649     public void onBackPressed() {
 650         OCFileListFragment listOfFiles = getListOfFilesFragment();
 651         if (mDualPane || getSecondFragment() == null) {
 652             if (listOfFiles != null) {  // should never be null, indeed
 653                 if (mDirectories.getCount() <= 1) {
 654                     finish();
 655                     return;
 656                 }
 657                 int levelsUp = listOfFiles.onBrowseUp();
 658                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 659                     popDirname();
 660                 }
 661             }
 662         }
 663         if (listOfFiles != null) {  // should never be null, indeed
 664             setFile(listOfFiles.getCurrentFile());
 665         }
 666         cleanSecondFragment();
 667
 668     }
 669
 670     @Override
 671     protected void onSaveInstanceState(Bundle outState) {
 672         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 673         Log_OC.e(TAG, "onSaveInstanceState() start");
 674         super.onSaveInstanceState(outState);
 675         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 676         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 677         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 678         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 679
 680         Log_OC.d(TAG, "onSaveInstanceState() end");
 681     }
 682
 683
 684
 685     @Override
 686     protected void onResume() {
 687         super.onResume();
 688         Log_OC.e(TAG, "onResume() start");
 689
 690         // Listen for sync messages
 691         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 692         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 693         //syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_SIZE_SYNCED);
 694         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 695         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 696         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 697         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 698         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 699         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 700
 701         // Listen for upload messages
 702         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 703         mUploadFinishReceiver = new UploadFinishReceiver();
 704         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 705
 706         // Listen for download messages
 707         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 708         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 709         mDownloadFinishReceiver = new DownloadFinishReceiver();
 710         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 711
 712         // Listen for messages from the OperationsService
 713         /*
 714         IntentFilter operationsIntentFilter = new IntentFilter(OperationsService.ACTION_OPERATION_ADDED);
 715         operationsIntentFilter.addAction(OperationsService.ACTION_OPERATION_FINISHED);
 716         mOperationsServiceReceiver = new OperationsServiceReceiver();
 717         LocalBroadcastManager.getInstance(this).registerReceiver(mOperationsServiceReceiver, operationsIntentFilter);
 718         */
 719
 720         Log_OC.d(TAG, "onResume() end");
 721     }
 722
 723
 724     @Override
 725     protected void onPause() {
 726         super.onPause();
 727         Log_OC.e(TAG, "onPause() start");
 728         if (mSyncBroadcastReceiver != null) {
 729             unregisterReceiver(mSyncBroadcastReceiver);
 730             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 731             mSyncBroadcastReceiver = null;
 732         }
 733         if (mUploadFinishReceiver != null) {
 734             unregisterReceiver(mUploadFinishReceiver);
 735             mUploadFinishReceiver = null;
 736         }
 737         if (mDownloadFinishReceiver != null) {
 738             unregisterReceiver(mDownloadFinishReceiver);
 739             mDownloadFinishReceiver = null;
 740         }
 741         /*
 742         if (mOperationsServiceReceiver != null) {
 743             LocalBroadcastManager.getInstance(this).unregisterReceiver(mOperationsServiceReceiver);
 744             mOperationsServiceReceiver = null;
 745         }
 746         */
 747         Log_OC.d(TAG, "onPause() end");
 748     }
 749
 750
 751     @Override
 752     protected Dialog onCreateDialog(int id) {
 753         Dialog dialog = null;
 754         AlertDialog.Builder builder;
 755         switch (id) {
 756         case DIALOG_SHORT_WAIT: {
 757             ProgressDialog working_dialog = new ProgressDialog(this);
 758             working_dialog.setMessage(getResources().getString(
 759                     R.string.wait_a_moment));
 760             working_dialog.setIndeterminate(true);
 761             working_dialog.setCancelable(false);
 762             dialog = working_dialog;
 763             break;
 764         }
 765         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 766
 767             String[] items = null;
 768
 769             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 770                     getString(R.string.actionbar_upload_from_apps),
 771                     getString(R.string.actionbar_failed_instant_upload) };
 772
 773             String[] commonItems = { getString(R.string.actionbar_upload_files),
 774                     getString(R.string.actionbar_upload_from_apps) };
 775
 776             if (InstantUploadActivity.IS_ENABLED)
 777                 items = allTheItems;
 778             else
 779                 items = commonItems;
 780
 781             builder = new AlertDialog.Builder(this);
 782             builder.setTitle(R.string.actionbar_upload);
 783             builder.setItems(items, new DialogInterface.OnClickListener() {
 784                 public void onClick(DialogInterface dialog, int item) {
 785                     if (item == 0) {
 786                         // if (!mDualPane) {
 787                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 788                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 789                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 790                             // } else {
 791                             // TODO create and handle new fragment
 792                             // LocalFileListFragment
 793                             // }
 794                     } else if (item == 1) {
 795                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 796                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 797                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 798                                 ACTION_SELECT_CONTENT_FROM_APPS);
 799                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 800                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 801                         action.putExtra(FileUploader.KEY_ACCOUNT, FileDisplayActivity.this.getAccount());
 802                         startActivity(action);
 803                     }
 804                 }
 805             });
 806             dialog = builder.create();
 807             break;
 808         }
 809         case DIALOG_CERT_NOT_SAVED: {
 810             builder = new AlertDialog.Builder(this);
 811             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 812             builder.setCancelable(false);
 813             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 814                 @Override
 815                 public void onClick(DialogInterface dialog, int which) {
 816                     dialog.dismiss();
 817                 };
 818             });
 819             dialog = builder.create();
 820             break;
 821         }
 822         default:
 823             dialog = null;
 824         }
 825
 826         return dialog;
 827     }
 828
 829
 830     /**
 831      * Translates a content URI of an image to a physical path
 832      * on the disk
 833      * @param uri The URI to resolve
 834      * @return The path to the image or null if it could not be found
 835      */
 836     public String getPath(Uri uri) {
 837         String[] projection = { MediaStore.Images.Media.DATA };
 838         Cursor cursor = managedQuery(uri, projection, null, null, null);
 839         if (cursor != null) {
 840             int column_index = cursor
 841                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 842             cursor.moveToFirst();
 843             return cursor.getString(column_index);
 844         }
 845         return null;
 846     }
 847
 848     /**
 849      * Pushes a directory to the drop down list
 850      * @param directory to push
 851      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 852      */
 853     public void pushDirname(OCFile directory) {
 854         if(!directory.isFolder()){
 855             throw new IllegalArgumentException("Only directories may be pushed!");
 856         }
 857         mDirectories.insert(directory.getFileName(), 0);
 858         setFile(directory);
 859     }
 860
 861     /**
 862      * Pops a directory name from the drop down list
 863      * @return True, unless the stack is empty
 864      */
 865     public boolean popDirname() {
 866         mDirectories.remove(mDirectories.getItem(0));
 867         return !mDirectories.isEmpty();
 868     }
 869
 870     // Custom array adapter to override text colors
 871     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 872
 873         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 874             super(ctx, view);
 875         }
 876
 877         public View getView(int position, View convertView, ViewGroup parent) {
 878             View v = super.getView(position, convertView, parent);
 879
 880             ((TextView) v).setTextColor(getResources().getColorStateList(
 881                     android.R.color.white));
 882
 883             fixRoot((TextView) v );
 884             return v;
 885         }
 886
 887         public View getDropDownView(int position, View convertView,
 888                 ViewGroup parent) {
 889             View v = super.getDropDownView(position, convertView, parent);
 890
 891             ((TextView) v).setTextColor(getResources().getColorStateList(
 892                     android.R.color.white));
 893
 894             fixRoot((TextView) v );
 895             return v;
 896         }
 897
 898         private void fixRoot(TextView v) {
 899             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
 900                 v.setText(R.string.default_display_name_for_root_folder);
 901             }
 902         }
 903
 904     }
 905
 906     private class SyncBroadcastReceiver extends BroadcastReceiver {
 907
 908         /**
 909          * {@link BroadcastReceiver} to enable syncing feedback in UI
 910          */
 911         @Override
 912         public void onReceive(Context context, Intent intent) {
 913             try {
 914                 String event = intent.getAction();
 915                 Log_OC.d(TAG, "Received broadcast " + event);
 916                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 917                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 918                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
 919                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
 920
 921                 if (sameAccount) {
 922
 923                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 924                         mSyncInProgress = true;
 925
 926                     } else {
 927                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
 928                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 929
 930                         if (currentDir == null) {
 931                             // current folder was removed from the server
 932                             Toast.makeText( FileDisplayActivity.this,
 933                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 934                                             Toast.LENGTH_LONG)
 935                                 .show();
 936                             browseToRoot();
 937
 938                         } else {
 939                             if (currentFile == null && !getFile().isFolder()) {
 940                                 // currently selected file was removed in the server, and now we know it
 941                                 cleanSecondFragment();
 942                                 currentFile = currentDir;
 943                             }
 944
 945                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 946                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 947                                 if (fileListFragment != null) {
 948                                     fileListFragment.listDirectory(currentDir);
 949                                 }
 950                             }
 951                             setFile(currentFile);
 952                         }
 953
 954                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
 955
 956                         /*
 957                         if (synchResult != null &&
 958                             synchResult.isSuccess() &&
 959                                 (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SYNCED.equals(event) ||
 960                                     FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED.equals(event)
 961                                 ) &&
 962                                 !mRefreshSharesInProgress &&
 963                                 getFileOperationsHelper().isSharedSupported(FileDisplayActivity.this)
 964                             ) {
 965                             startGetShares();
 966                         }
 967                         */
 968
 969                         }
 970                         removeStickyBroadcast(intent);
 971                         Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
 972                         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
 973                 }
 974
 975                 if (synchResult != null) {
 976                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 977                         mLastSslUntrustedServerResult = synchResult;
 978                     }
 979                 }
 980             } catch (RuntimeException e) {
 981                 // avoid app crashes after changing the serial id of RemoteOperationResult
 982                 // in owncloud library with broadcast notifications pending to process
 983                 removeStickyBroadcast(intent);
 984             }
 985         }
 986     }
 987
 988
 989     private class UploadFinishReceiver extends BroadcastReceiver {
 990         /**
 991          * Once the file upload has finished -> update view
 992          *  @author David A. Velasco
 993          * {@link BroadcastReceiver} to enable upload feedback in UI
 994          */
 995         @Override
 996         public void onReceive(Context context, Intent intent) {
 997             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 998             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 999             boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1000             OCFile currentDir = getCurrentDir();
1001             boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1002             if (sameAccount && isDescendant) {
1003                 refeshListOfFilesFragment();
1004             }
1005         }
1006
1007     }
1008
1009
1010     /**
1011      * Class waiting for broadcast events from the {@link FielDownloader} service.
1012      *
1013      * Updates the UI when a download is started or finished, provided that it is relevant for the
1014      * current folder.
1015      */
1016     private class DownloadFinishReceiver extends BroadcastReceiver {
1017         @Override
1018         public void onReceive(Context context, Intent intent) {
1019             boolean sameAccount = isSameAccount(context, intent);
1020             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1021             boolean isDescendant = isDescendant(downloadedRemotePath);
1022
1023             if (sameAccount && isDescendant) {
1024                 refeshListOfFilesFragment();
1025                 refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1026             }
1027
1028             if (mWaitingToSend != null) {
1029                 mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath()); // Update the file to send
1030                 if (mWaitingToSend.isDown()) {
1031                     sendDownloadedFile();
1032                 }
1033             }
1034
1035             removeStickyBroadcast(intent);
1036         }
1037
1038         private boolean isDescendant(String downloadedRemotePath) {
1039             OCFile currentDir = getCurrentDir();
1040             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1041         }
1042
1043         private boolean isSameAccount(Context context, Intent intent) {
1044             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1045             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1046         }
1047     }
1048
1049
1050     /**
1051      * Class waiting for broadcast events from the {@link OperationsService}.
1052      *
1053      * Updates the list of files when a get for shares is finished; at this moment the refresh of shares is the only
1054      * operation performed in {@link OperationsService}.
1055      *
1056      * In the future will handle the progress or finalization of all the operations performed in {@link OperationsService},
1057      * probably all the operations associated to the app model.
1058      */
1059     private class OperationsServiceReceiver extends BroadcastReceiver {
1060
1061         @Override
1062         public void onReceive(Context context, Intent intent) {
1063             if (OperationsService.ACTION_OPERATION_ADDED.equals(intent.getAction())) {
1064
1065             } else if (OperationsService.ACTION_OPERATION_FINISHED.equals(intent.getAction())) {
1066                 //mRefreshSharesInProgress = false;
1067
1068                 Account account = intent.getParcelableExtra(OperationsService.EXTRA_ACCOUNT);
1069                 RemoteOperationResult getSharesResult = (RemoteOperationResult)intent.getSerializableExtra(OperationsService.EXTRA_RESULT);
1070                 if (getAccount() != null && account.name.equals(getAccount().name)
1071                         && getStorageManager() != null
1072                         ) {
1073                     refeshListOfFilesFragment();
1074                 }
1075                 if ((getSharesResult != null) &&
1076                         RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED.equals(getSharesResult.getCode())) {
1077                     mLastSslUntrustedServerResult = getSharesResult;
1078                     showUntrustedCertDialog(mLastSslUntrustedServerResult);
1079                 }
1080
1081                 //setSupportProgressBarIndeterminateVisibility(mRefreshSharesInProgress || mSyncInProgress);
1082             }
1083
1084         }
1085
1086     }
1087
1088     public void browseToRoot() {
1089         OCFileListFragment listOfFiles = getListOfFilesFragment();
1090         if (listOfFiles != null) {  // should never be null, indeed
1091             while (mDirectories.getCount() > 1) {
1092                 popDirname();
1093             }
1094             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1095             listOfFiles.listDirectory(root);
1096             setFile(listOfFiles.getCurrentFile());
1097             startSyncFolderOperation(root);
1098         }
1099         cleanSecondFragment();
1100     }
1101
1102
1103     public void browseTo(OCFile folder) {
1104         if (folder == null || !folder.isFolder()) {
1105             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1106         }
1107         OCFileListFragment listOfFiles = getListOfFilesFragment();
1108         if (listOfFiles != null) {
1109             setNavigationListWithFolder(folder);
1110             listOfFiles.listDirectory(folder);
1111             setFile(listOfFiles.getCurrentFile());
1112             startSyncFolderOperation(folder);
1113         } else {
1114             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1115         }
1116         cleanSecondFragment();
1117     }
1118
1119
1120     /**
1121      * {@inheritDoc}
1122      *
1123      * Updates action bar and second fragment, if in dual pane mode.
1124      */
1125     @Override
1126     public void onBrowsedDownTo(OCFile directory) {
1127         pushDirname(directory);
1128         cleanSecondFragment();
1129
1130         // Sync Folder
1131         startSyncFolderOperation(directory);
1132
1133     }
1134
1135     /**
1136      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1137      *
1138      * @param file                      Image {@link OCFile} to show.
1139      */
1140     @Override
1141     public void startImagePreview(OCFile file) {
1142         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1143         showDetailsIntent.putExtra(EXTRA_FILE, file);
1144         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1145         startActivity(showDetailsIntent);
1146     }
1147
1148     /**
1149      * Stars the preview of an already down media {@link OCFile}.
1150      *
1151      * @param file                      Media {@link OCFile} to preview.
1152      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1153      * @param autoplay                  When 'true', the playback will start without user interactions.
1154      */
1155     @Override
1156     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1157         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1158         setSecondFragment(mediaFragment);
1159         updateFragmentsVisibility(true);
1160         updateNavigationElementsInActionBar(file);
1161         setFile(file);
1162     }
1163
1164     /**
1165      * Requests the download of the received {@link OCFile} , updates the UI
1166      * to monitor the download progress and prepares the activity to preview
1167      * or open the file when the download finishes.
1168      *
1169      * @param file          {@link OCFile} to download and preview.
1170      */
1171     @Override
1172     public void startDownloadForPreview(OCFile file) {
1173         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1174         setSecondFragment(detailFragment);
1175         mWaitingToPreview = file;
1176         requestForDownload();
1177         updateFragmentsVisibility(true);
1178         updateNavigationElementsInActionBar(file);
1179         setFile(file);
1180     }
1181
1182
1183     /**
1184      * Shows the information of the {@link OCFile} received as a
1185      * parameter in the second fragment.
1186      *
1187      * @param file          {@link OCFile} whose details will be shown
1188      */
1189     @Override
1190     public void showDetails(OCFile file) {
1191         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1192         setSecondFragment(detailFragment);
1193         updateFragmentsVisibility(true);
1194         updateNavigationElementsInActionBar(file);
1195         setFile(file);
1196     }
1197
1198
1199     /**
1200      * TODO
1201      */
1202     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1203         ActionBar actionBar = getSupportActionBar();
1204         if (chosenFile == null || mDualPane) {
1205             // only list of files - set for browsing through folders
1206             OCFile currentDir = getCurrentDir();
1207             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1208             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1209             actionBar.setDisplayShowTitleEnabled(!noRoot);
1210             if (!noRoot) {
1211                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1212             }
1213             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1214             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1215
1216         } else {
1217             actionBar.setDisplayHomeAsUpEnabled(true);
1218             actionBar.setDisplayShowTitleEnabled(true);
1219             actionBar.setTitle(chosenFile.getFileName());
1220             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1221         }
1222     }
1223
1224
1225     /**
1226      * {@inheritDoc}
1227      */
1228     @Override
1229     public void onFileStateChanged() {
1230         refeshListOfFilesFragment();
1231         updateNavigationElementsInActionBar(getSecondFragment().getFile());
1232     }
1233
1234
1235     /**
1236      * {@inheritDoc}
1237      */
1238     @Override
1239     public FileDownloaderBinder getFileDownloaderBinder() {
1240         return mDownloaderBinder;
1241     }
1242
1243
1244     /**
1245      * {@inheritDoc}
1246      */
1247     @Override
1248     public FileUploaderBinder getFileUploaderBinder() {
1249         return mUploaderBinder;
1250     }
1251
1252
1253     /** Defines callbacks for service binding, passed to bindService() */
1254     private class ListServiceConnection implements ServiceConnection {
1255
1256         @Override
1257         public void onServiceConnected(ComponentName component, IBinder service) {
1258             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1259                 Log_OC.d(TAG, "Download service connected");
1260                 mDownloaderBinder = (FileDownloaderBinder) service;
1261                 if (mWaitingToPreview != null) {
1262                     requestForDownload();
1263                 }
1264
1265             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1266                 Log_OC.d(TAG, "Upload service connected");
1267                 mUploaderBinder = (FileUploaderBinder) service;
1268             } else {
1269                 return;
1270             }
1271             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1272             OCFileListFragment listOfFiles = getListOfFilesFragment();
1273             if (listOfFiles != null) {
1274                 listOfFiles.listDirectory();
1275             }
1276             FileFragment secondFragment = getSecondFragment();
1277             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1278                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1279                 detailFragment.listenForTransferProgress();
1280                 detailFragment.updateFileDetails(false, false);
1281             }
1282         }
1283
1284         @Override
1285         public void onServiceDisconnected(ComponentName component) {
1286             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1287                 Log_OC.d(TAG, "Download service disconnected");
1288                 mDownloaderBinder = null;
1289             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1290                 Log_OC.d(TAG, "Upload service disconnected");
1291                 mUploaderBinder = null;
1292             }
1293         }
1294     };
1295
1296
1297
1298     /**
1299      * Launch an intent to request the PIN code to the user before letting him use the app
1300      */
1301     private void requestPinCode() {
1302         boolean pinStart = false;
1303         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1304         pinStart = appPrefs.getBoolean("set_pincode", false);
1305         if (pinStart) {
1306             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1307             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1308             startActivity(i);
1309         }
1310     }
1311
1312
1313     @Override
1314     public void onSavedCertificate() {
1315         startSyncFolderOperation(getCurrentDir());
1316     }
1317
1318
1319     @Override
1320     public void onFailedSavingCertificate() {
1321         showDialog(DIALOG_CERT_NOT_SAVED);
1322     }
1323
1324     @Override
1325     public void onCancelCertificate() {
1326         // nothing to do
1327     }
1328
1329     /**
1330      * Updates the view associated to the activity after the finish of some operation over files
1331      * in the current account.
1332      *
1333      * @param operation     Removal operation performed.
1334      * @param result        Result of the removal.
1335      */
1336     @Override
1337     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1338         super.onRemoteOperationFinish(operation, result);
1339
1340         if (operation instanceof RemoveFileOperation) {
1341             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1342
1343         } else if (operation instanceof RenameFileOperation) {
1344             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1345
1346         } else if (operation instanceof SynchronizeFileOperation) {
1347             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1348
1349         } else if (operation instanceof CreateFolderOperation) {
1350             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1351
1352         } else if (operation instanceof CreateShareOperation) {
1353             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1354
1355         } else if (operation instanceof UnshareLinkOperation) {
1356             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1357
1358         }
1359
1360     }
1361
1362
1363     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1364         if (result.isSuccess()) {
1365             refreshShowDetails();
1366             refeshListOfFilesFragment();
1367         }
1368     }
1369
1370
1371     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1372         if (result.isSuccess()) {
1373             refreshShowDetails();
1374             refeshListOfFilesFragment();
1375         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1376             cleanSecondFragment();
1377             refeshListOfFilesFragment();
1378         }
1379     }
1380
1381     private void refreshShowDetails() {
1382         FileFragment details = getSecondFragment();
1383         if (details != null) {
1384             OCFile file = details.getFile();
1385             if (file != null) {
1386                 file = getStorageManager().getFileByPath(file.getRemotePath());
1387                 if (details instanceof PreviewMediaFragment) {
1388                     // Refresh  OCFile of the fragment
1389                     ((PreviewMediaFragment) details).updateFile(file);
1390                 } else {
1391                     showDetails(file);
1392                 }
1393             }
1394             invalidateOptionsMenu();
1395         }
1396     }
1397
1398     /**
1399      * Updates the view associated to the activity after the finish of an operation trying to remove a
1400      * file.
1401      *
1402      * @param operation     Removal operation performed.
1403      * @param result        Result of the removal.
1404      */
1405     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1406         dismissLoadingDialog();
1407         if (result.isSuccess()) {
1408             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1409             msg.show();
1410             OCFile removedFile = operation.getFile();
1411             getSecondFragment();
1412             FileFragment second = getSecondFragment();
1413             if (second != null && removedFile.equals(second.getFile())) {
1414                 cleanSecondFragment();
1415             }
1416             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1417                 refeshListOfFilesFragment();
1418             }
1419
1420         } else {
1421             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1422             msg.show();
1423             if (result.isSslRecoverableException()) {
1424                 mLastSslUntrustedServerResult = result;
1425                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1426             }
1427         }
1428     }
1429
1430     /**
1431      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1432      *
1433      * @param operation     Creation operation performed.
1434      * @param result        Result of the creation.
1435      */
1436     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1437         if (result.isSuccess()) {
1438             dismissLoadingDialog();
1439             refeshListOfFilesFragment();
1440
1441         } else {
1442             dismissLoadingDialog();
1443             if (result.getCode() == ResultCode.INVALID_CHARACTER_IN_NAME) {
1444                 Toast.makeText(FileDisplayActivity.this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG).show();
1445             } else {
1446             try {
1447                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
1448                 msg.show();
1449
1450             } catch (NotFoundException e) {
1451                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1452             }
1453             }
1454         }
1455     }
1456
1457
1458     /**
1459      * Updates the view associated to the activity after the finish of an operation trying to rename a
1460      * file.
1461      *
1462      * @param operation     Renaming operation performed.
1463      * @param result        Result of the renaming.
1464      */
1465     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1466         dismissLoadingDialog();
1467         OCFile renamedFile = operation.getFile();
1468         if (result.isSuccess()) {
1469             if (mDualPane) {
1470                 FileFragment details = getSecondFragment();
1471                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1472                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1473                 }
1474             }
1475             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1476                 refeshListOfFilesFragment();
1477             }
1478
1479         } else {
1480             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1481                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1482                 msg.show();
1483                 // TODO throw again the new rename dialog
1484             } if (result.getCode().equals(ResultCode.INVALID_CHARACTER_IN_NAME)) {
1485                 Toast msg = Toast.makeText(this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG);
1486                 msg.show();
1487             } else {
1488                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1489                 msg.show();
1490                 if (result.isSslRecoverableException()) {
1491                     mLastSslUntrustedServerResult = result;
1492                     showUntrustedCertDialog(mLastSslUntrustedServerResult);
1493                 }
1494             }
1495         }
1496     }
1497
1498
1499     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1500         dismissLoadingDialog();
1501         OCFile syncedFile = operation.getLocalFile();
1502         if (!result.isSuccess()) {
1503             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1504                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1505                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1506                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1507                 startActivity(i);
1508
1509             }
1510
1511         } else {
1512             if (operation.transferWasRequested()) {
1513                 refeshListOfFilesFragment();
1514                 onTransferStateChanged(syncedFile, true, true);
1515
1516             } else {
1517                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1518                 msg.show();
1519             }
1520         }
1521     }
1522
1523
1524     /**
1525      * {@inheritDoc}
1526      */
1527     @Override
1528     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1529         if (mDualPane) {
1530             FileFragment details = getSecondFragment();
1531             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1532                 if (downloading || uploading) {
1533                     ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1534                 } else {
1535                     ((FileDetailFragment)details).updateFileDetails(false, true);
1536                 }
1537             }
1538         }
1539     }
1540
1541
1542     public void onDismiss(EditNameDialog dialog) {
1543         if (dialog.getResult()) {
1544             String newDirectoryName = dialog.getNewFilename().trim();
1545             Log_OC.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1546             if (newDirectoryName.length() > 0) {
1547                 String path = getCurrentDir().getRemotePath();
1548
1549                 // Create directory
1550                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1551                 RemoteOperation operation = new CreateFolderOperation(path, false, getStorageManager());
1552                 operation.execute(  getAccount(),
1553                         FileDisplayActivity.this,
1554                         FileDisplayActivity.this,
1555                         getHandler(),
1556                         FileDisplayActivity.this);
1557
1558                 showLoadingDialog();
1559             }
1560         }
1561     }
1562
1563
1564     private void requestForDownload() {
1565         Account account = getAccount();
1566         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1567             Intent i = new Intent(this, FileDownloader.class);
1568             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1569             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1570             startService(i);
1571         }
1572     }
1573
1574
1575     private OCFile getCurrentDir() {
1576         OCFile file = getFile();
1577         if (file != null) {
1578             if (file.isFolder()) {
1579                 return file;
1580             } else if (getStorageManager() != null) {
1581                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1582                 return getStorageManager().getFileByPath(parentPath);
1583             }
1584         }
1585         return null;
1586     }
1587
1588     public void startSyncFolderOperation(OCFile folder) {
1589         long currentSyncTime = System.currentTimeMillis();
1590
1591         mSyncInProgress = true;
1592
1593         // perform folder synchronization
1594         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1595                                                                         currentSyncTime,
1596                                                                         false,
1597                                                                         getFileOperationsHelper().isSharedSupported(this),
1598                                                                         getStorageManager(),
1599                                                                         getAccount(),
1600                                                                         getApplicationContext()
1601                                                                       );
1602         synchFolderOp.execute(getAccount(), this, null, null, this);
1603
1604         setSupportProgressBarIndeterminateVisibility(true);
1605     }
1606
1607     /*
1608     private void startGetShares() {
1609         // Get shared files/folders
1610         Intent intent = new Intent(this, OperationsService.class);
1611         intent.putExtra(OperationsService.EXTRA_ACCOUNT, getAccount());
1612         startService(intent);
1613
1614         mRefreshSharesInProgress = true;
1615     }
1616     */
1617
1618     /**
1619      * Show untrusted cert dialog
1620      */
1621     public void showUntrustedCertDialog(RemoteOperationResult result) {
1622         // Show a dialog with the certificate info
1623         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1624         FragmentManager fm = getSupportFragmentManager();
1625         FragmentTransaction ft = fm.beginTransaction();
1626         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1627     }
1628
1629     /**
1630      * Requests the download of the received {@link OCFile} , updates the UI
1631      * to monitor the download progress and prepares the activity to send the file
1632      * when the download finishes.
1633      *
1634      * @param file          {@link OCFile} to download and preview.
1635      */
1636     @Override
1637     public void startDownloadForSending(OCFile file) {
1638         mWaitingToSend = file;
1639         requestForDownload(mWaitingToSend);
1640         boolean hasSecondFragment = (getSecondFragment()!= null);
1641         updateFragmentsVisibility(hasSecondFragment);
1642     }
1643
1644     private void requestForDownload(OCFile file) {
1645         Account account = getAccount();
1646         if (!mDownloaderBinder.isDownloading(account, file)) {
1647             Intent i = new Intent(this, FileDownloader.class);
1648             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1649             i.putExtra(FileDownloader.EXTRA_FILE, file);
1650             startService(i);
1651         }
1652     }
1653
1654     private void sendDownloadedFile(){
1655         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend, this);
1656         mWaitingToSend = null;
1657     }
1658
1659 }