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

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author Bartek Przybylski
   5  *   @author David A. Velasco
   6  *   Copyright (C) 2011  Bartek Przybylski
   7  *   Copyright (C) 2015 ownCloud Inc.
   8  *
   9  *   This program is free software: you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License version 2,
  11  *   as published by the Free Software Foundation.
  12  *
  13  *   This program is distributed in the hope that it will be useful,
  14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *   GNU General Public License for more details.
  17  *
  18  *   You should have received a copy of the GNU General Public License
  19  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  *
  21  */
  22
  23 package com.owncloud.android.ui.activity;
  24
  25 import android.accounts.Account;
  26 import android.accounts.AccountManager;
  27 import android.accounts.AuthenticatorException;
  28 import android.annotation.TargetApi;
  29 import android.support.v7.app.AlertDialog;
  30 import android.content.BroadcastReceiver;
  31 import android.content.ComponentName;
  32 import android.content.ContentResolver;
  33 import android.content.Context;
  34 import android.content.DialogInterface;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.content.ServiceConnection;
  38 import android.content.SharedPreferences;
  39 import android.content.SyncRequest;
  40 import android.content.res.Resources.NotFoundException;
  41 import android.database.Cursor;
  42 import android.net.Uri;
  43 import android.os.Build;
  44 import android.os.Bundle;
  45 import android.os.IBinder;
  46 import android.preference.PreferenceManager;
  47 import android.provider.OpenableColumns;
  48 import android.support.v4.app.Fragment;
  49 import android.support.v4.app.FragmentManager;
  50 import android.support.v4.app.FragmentTransaction;
  51 import android.support.v4.content.ContextCompat;
  52 import android.support.v4.view.GravityCompat;
  53 import android.view.Menu;
  54 import android.view.MenuInflater;
  55 import android.view.MenuItem;
  56 import android.view.View;
  57 import android.widget.ProgressBar;
  58 import android.widget.RelativeLayout;
  59 import android.widget.TextView;
  60 import android.widget.Toast;
  61
  62 import com.owncloud.android.MainApp;
  63 import com.owncloud.android.R;
  64 import com.owncloud.android.datamodel.FileDataStorageManager;
  65 import com.owncloud.android.datamodel.OCFile;
  66 import com.owncloud.android.files.services.FileDownloader;
  67 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  68 import com.owncloud.android.files.services.FileUploader;
  69 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  70 import com.owncloud.android.lib.common.OwnCloudAccount;
  71 import com.owncloud.android.lib.common.OwnCloudClient;
  72 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  73 import com.owncloud.android.lib.common.OwnCloudCredentials;
  74 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  75 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  76 import com.owncloud.android.lib.common.operations.RemoteOperation;
  77 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  78 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  79 import com.owncloud.android.lib.common.utils.Log_OC;
  80 import com.owncloud.android.operations.CreateFolderOperation;
  81 import com.owncloud.android.operations.CreateShareOperation;
  82 import com.owncloud.android.operations.MoveFileOperation;
  83 import com.owncloud.android.operations.RefreshFolderOperation;
  84 import com.owncloud.android.operations.RemoveFileOperation;
  85 import com.owncloud.android.operations.RenameFileOperation;
  86 import com.owncloud.android.operations.SynchronizeFileOperation;
  87 import com.owncloud.android.operations.UnshareLinkOperation;
  88 import com.owncloud.android.services.observer.FileObserverService;
  89 import com.owncloud.android.syncadapter.FileSyncAdapter;
  90 import com.owncloud.android.ui.dialog.ConfirmationDialogFragment;
  91 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  92 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  93 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  94 import com.owncloud.android.ui.dialog.UploadSourceDialogFragment;
  95 import com.owncloud.android.ui.fragment.FileDetailFragment;
  96 import com.owncloud.android.ui.fragment.FileFragment;
  97 import com.owncloud.android.ui.fragment.OCFileListFragment;
  98 import com.owncloud.android.ui.preview.PreviewImageActivity;
  99 import com.owncloud.android.ui.preview.PreviewImageFragment;
 100 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 101 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 102 import com.owncloud.android.utils.DisplayUtils;
 103 import com.owncloud.android.utils.ErrorMessageAdapter;
 104 import com.owncloud.android.utils.FileStorageUtils;
 105 import com.owncloud.android.utils.UriUtils;
 106
 107 import java.io.File;
 108
 109
 110 /**
 111  * Displays, what files the user has available in his ownCloud.
 112  */
 113
 114 public class FileDisplayActivity extends HookActivity
 115         implements FileFragment.ContainerActivity,
 116         OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 117
 118     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 119     private UploadFinishReceiver mUploadFinishReceiver;
 120     private DownloadFinishReceiver mDownloadFinishReceiver;
 121     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 122
 123     private boolean mDualPane;
 124     private View mLeftFragmentContainer;
 125     private View mRightFragmentContainer;
 126     private ProgressBar mProgressBar;
 127
 128     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 129     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 130     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 131
 132     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 133
 134     public static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 135     public static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 136     public static final int ACTION_MOVE_FILES = 3;
 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
 147     private static String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT";
 148     private static String DIALOG_CREATE_FOLDER = "DIALOG_CREATE_FOLDER";
 149     private static String DIALOG_UPLOAD_SOURCE = "DIALOG_UPLOAD_SOURCE";
 150     private static String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED";
 151
 152     private OCFile mWaitingToSend;
 153
 154
 155     @Override
 156     protected void onCreate(Bundle savedInstanceState) {
 157         Log_OC.v(TAG, "onCreate() start");
 158
 159         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account
 160                                             // is valid
 161
 162         /// grant that FileObserverService is watching favorite files
 163         if (savedInstanceState == null) {
 164             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 165             startService(initObserversIntent);
 166         }
 167
 168         /// Load of saved instance state
 169         if(savedInstanceState != null) {
 170             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(
 171                     FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 172             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 173             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(
 174                     FileDisplayActivity.KEY_WAITING_TO_SEND);
 175
 176         } else {
 177             mWaitingToPreview = null;
 178             mSyncInProgress = false;
 179             mWaitingToSend = null;
 180         }
 181
 182         /// USER INTERFACE
 183
 184         // Inflate and set the layout view
 185         setContentView(R.layout.files);
 186
 187         // Navigation Drawer
 188         initDrawer();
 189
 190         mProgressBar = (ProgressBar) findViewById(R.id.progressBar);
 191         mProgressBar.setIndeterminateDrawable(
 192                 ContextCompat.getDrawable(this,
 193                         R.drawable.actionbar_progress_indeterminate_horizontal));
 194
 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         }
 201
 202         // Action bar setup
 203         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS,
 204                                                                 // according to the official
 205                                                                 // documentation
 206
 207         // enable ActionBar app icon to behave as action to toggle nav drawer
 208         //getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 209         getSupportActionBar().setHomeButtonEnabled(true);
 210
 211         mProgressBar.setIndeterminate(mSyncInProgress);
 212         // always AFTER setContentView(...) ; to work around bug in its implementation
 213
 214         setBackgroundText();
 215
 216         Log_OC.v(TAG, "onCreate() end");
 217     }
 218
 219     @Override
 220     protected void onStart() {
 221         Log_OC.v(TAG, "onStart() start");
 222         super.onStart();
 223         Log_OC.v(TAG, "onStart() end");
 224     }
 225
 226     @Override
 227     protected void onDestroy() {
 228         Log_OC.v(TAG, "onDestroy() start");
 229         super.onDestroy();
 230         Log_OC.v(TAG, "onDestroy() end");
 231     }
 232
 233     /**
 234      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 235      */
 236     @Override
 237     protected void onAccountSet(boolean stateWasRecovered) {
 238         super.onAccountSet(stateWasRecovered);
 239         if (getAccount() != null) {
 240             /// Check whether the 'main' OCFile handled by the Activity is contained in the
 241             // current Account
 242             OCFile file = getFile();
 243             // get parent from path
 244             String parentPath = "";
 245             if (file != null) {
 246                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 247                     // upload in progress - right now, files are not inserted in the local
 248                     // cache until the upload is successful get parent from path
 249                     parentPath = file.getRemotePath().substring(0,
 250                             file.getRemotePath().lastIndexOf(file.getFileName()));
 251                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 252                         file = null; // not able to know the directory where the file is uploading
 253                 } else {
 254                     file = getStorageManager().getFileByPath(file.getRemotePath());
 255                     // currentDir = null if not in the current Account
 256                 }
 257             }
 258             if (file == null) {
 259                 // fall back to root folder
 260                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 261             }
 262             setFile(file);
 263
 264             if (mAccountWasSet) {
 265                 setUsernameInDrawer((RelativeLayout) findViewById(R.id.left_drawer), getAccount());
 266             }
 267
 268             if (!stateWasRecovered) {
 269                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
 270                 initFragmentsWithFile();
 271                 if (file.isFolder()) {
 272                     startSyncFolderOperation(file, false);
 273                 }
 274
 275             } else {
 276                 updateFragmentsVisibility(!file.isFolder());
 277                 updateActionBarTitleAndHomeButton(file.isFolder() ? null : file);
 278             }
 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                 // TODO Enable when "On Device" is recovered
 296                 // listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
 297             } else {
 298                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 299             }
 300
 301             /// Second fragment
 302             OCFile file = getFile();
 303             Fragment secondFragment = chooseInitialSecondFragment(file);
 304             if (secondFragment != null) {
 305                 setSecondFragment(secondFragment);
 306                 updateFragmentsVisibility(true);
 307                 updateActionBarTitleAndHomeButton(file);
 308
 309             } else {
 310                 cleanSecondFragment();
 311             }
 312
 313         } else {
 314             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 315             if (getAccount() == null) {
 316                 Log_OC.wtf(TAG, "\t account is NULL");
 317             }
 318             if (getFile() == null) {
 319                 Log_OC.wtf(TAG, "\t file is NULL");
 320             }
 321         }
 322     }
 323
 324     private Fragment chooseInitialSecondFragment(OCFile file) {
 325         Fragment secondFragment = null;
 326         if (file != null && !file.isFolder()) {
 327             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 328                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 329                     ) {
 330                 int startPlaybackPosition =
 331                         getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 332                 boolean autoplay =
 333                         getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 334                 secondFragment = new PreviewMediaFragment(file, getAccount(),
 335                         startPlaybackPosition, autoplay);
 336
 337             } else {
 338                 secondFragment = FileDetailFragment.newInstance(file, getAccount());
 339             }
 340         }
 341         return secondFragment;
 342     }
 343
 344
 345     /**
 346      * Replaces the second fragment managed by the activity with the received as
 347      * a parameter.
 348      *
 349      * Assumes never will be more than two fragments managed at the same time.
 350      *
 351      * @param fragment      New second Fragment to set.
 352      */
 353     private void setSecondFragment(Fragment fragment) {
 354         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 355         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 356         transaction.commit();
 357     }
 358
 359
 360     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 361         if (mDualPane) {
 362             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 363                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 364             }
 365             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 366                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 367             }
 368
 369         } else if (existsSecondFragment) {
 370             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 371                 mLeftFragmentContainer.setVisibility(View.GONE);
 372             }
 373             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 374                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 375             }
 376
 377         } else {
 378             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 379                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 380             }
 381             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 382                 mRightFragmentContainer.setVisibility(View.GONE);
 383             }
 384         }
 385     }
 386
 387
 388     private OCFileListFragment getListOfFilesFragment() {
 389         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(
 390                 FileDisplayActivity.TAG_LIST_OF_FILES);
 391         if (listOfFiles != null) {
 392             return (OCFileListFragment)listOfFiles;
 393         }
 394         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 395         return null;
 396     }
 397
 398     public FileFragment getSecondFragment() {
 399         Fragment second = getSupportFragmentManager().findFragmentByTag(
 400                 FileDisplayActivity.TAG_SECOND_FRAGMENT);
 401         if (second != null) {
 402             return (FileFragment)second;
 403         }
 404         return null;
 405     }
 406
 407     protected void cleanSecondFragment() {
 408         Fragment second = getSecondFragment();
 409         if (second != null) {
 410             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 411             tr.remove(second);
 412             tr.commit();
 413         }
 414         updateFragmentsVisibility(false);
 415         updateActionBarTitleAndHomeButton(null);
 416     }
 417
 418     protected void refreshListOfFilesFragment() {
 419         OCFileListFragment fileListFragment = getListOfFilesFragment();
 420         if (fileListFragment != null) {
 421             fileListFragment.listDirectory();
 422             // TODO Enable when "On Device" is recovered ?
 423             // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
 424         }
 425     }
 426
 427     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath,
 428                                          boolean success) {
 429         FileFragment secondFragment = getSecondFragment();
 430         boolean waitedPreview = (mWaitingToPreview != null &&
 431                 mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 432         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 433             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 434             OCFile fileInFragment = detailsFragment.getFile();
 435             if (fileInFragment != null &&
 436                     !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 437                 // the user browsed to other file ; forget the automatic preview
 438                 mWaitingToPreview = null;
 439
 440             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 441                 // grant that the right panel updates the progress bar
 442                 detailsFragment.listenForTransferProgress();
 443                 detailsFragment.updateFileDetails(true, false);
 444
 445             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 446                 //  update the right panel
 447                 boolean detailsFragmentChanged = false;
 448                 if (waitedPreview) {
 449                     if (success) {
 450                         mWaitingToPreview = getStorageManager().getFileById(
 451                                 mWaitingToPreview.getFileId());   // update the file from database,
 452                                                                   // for the local storage path
 453                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 454                             startMediaPreview(mWaitingToPreview, 0, true);
 455                             detailsFragmentChanged = true;
 456                         } else {
 457                             getFileOperationsHelper().openFile(mWaitingToPreview);
 458                         }
 459                     }
 460                     mWaitingToPreview = null;
 461                 }
 462                 if (!detailsFragmentChanged) {
 463                     detailsFragment.updateFileDetails(false, (success));
 464                 }
 465             }
 466         }
 467     }
 468
 469     @Override
 470     public boolean onPrepareOptionsMenu(Menu menu) {
 471         boolean drawerOpen = mDrawerLayout.isDrawerOpen(GravityCompat.START);
 472         menu.findItem(R.id.action_upload).setVisible(!drawerOpen);
 473         menu.findItem(R.id.action_create_dir).setVisible(!drawerOpen);
 474         menu.findItem(R.id.action_sort).setVisible(!drawerOpen);
 475         menu.findItem(R.id.action_sync_account).setVisible(!drawerOpen);
 476
 477         return super.onPrepareOptionsMenu(menu);
 478     }
 479
 480     @Override
 481     public boolean onCreateOptionsMenu(Menu menu) {
 482         MenuInflater inflater = getMenuInflater();
 483         inflater.inflate(R.menu.main_menu, menu);
 484         return true;
 485     }
 486
 487
 488     @Override
 489     public boolean onOptionsItemSelected(MenuItem item) {
 490         boolean retval = true;
 491         switch (item.getItemId()) {
 492             case R.id.action_create_dir: {
 493                 createFolder();
 494                 break;
 495             }
 496             case R.id.action_sync_account: {
 497                 startSynchronization();
 498                 break;
 499             }
 500             case R.id.action_upload: {
 501                 UploadSourceDialogFragment dialog =
 502                         UploadSourceDialogFragment.newInstance(getAccount());
 503                 dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
 504
 505                 break;
 506             }
 507             case android.R.id.home: {
 508                 FileFragment second = getSecondFragment();
 509                 OCFile currentDir = getCurrentDir();
 510                 if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
 511                     mDrawerLayout.closeDrawer(GravityCompat.START);
 512                 } else if((currentDir != null && currentDir.getParentId() != 0) ||
 513                         (second != null && second.getFile() != null)) {
 514                     onBackPressed();
 515
 516                 } else {
 517                     mDrawerLayout.openDrawer(GravityCompat.START);
 518                 }
 519                 break;
 520             }
 521             case R.id.action_sort: {
 522                 SharedPreferences appPreferences = PreferenceManager
 523                         .getDefaultSharedPreferences(this);
 524
 525                 // Read sorting order, default to sort by name ascending
 526                 Integer sortOrder = appPreferences
 527                         .getInt("sortOrder", FileStorageUtils.SORT_NAME);
 528
 529                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
 530                 builder.setTitle(R.string.actionbar_sort_title)
 531                         .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder ,
 532                                 new DialogInterface.OnClickListener() {
 533                             public void onClick(DialogInterface dialog, int which) {
 534                                 switch (which){
 535                                     case 0:
 536                                         sortByName(true);
 537                                         break;
 538                                     case 1:
 539                                         sortByDate(false);
 540                                         break;
 541                                 }
 542
 543                                 dialog.dismiss();
 544                             }
 545                         });
 546                 builder.create().show();
 547                 break;
 548             }
 549         default:
 550             retval = super.onOptionsItemSelected(item);
 551         }
 552         return retval;
 553     }
 554
 555     public void createFolder() {
 556         CreateFolderDialogFragment dialog =
 557                 CreateFolderDialogFragment.newInstance(getCurrentDir());
 558         dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
 559     }
 560
 561     public void uploadLocalFilesSelected() {
 562         Intent action = new Intent(this, UploadFilesActivity.class);
 563         action.putExtra(
 564                 UploadFilesActivity.EXTRA_ACCOUNT,
 565                 getAccount()
 566         );
 567         startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 568     }
 569
 570     public void uploadFromOtherAppsSelected() {
 571         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 572         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 573         //Intent.EXTRA_ALLOW_MULTIPLE is only supported on api level 18+, Jelly Bean
 574         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 575             action.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
 576         }
 577         startActivityForResult(
 578                 Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 579                 ACTION_SELECT_CONTENT_FROM_APPS
 580         );
 581     }
 582
 583     private void startSynchronization() {
 584         Log_OC.d(TAG, "Got to start sync");
 585         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 586             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 587             ContentResolver.cancelSync(null, MainApp.getAuthority());
 588             // cancel the current synchronizations of any ownCloud account
 589             Bundle bundle = new Bundle();
 590             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 591             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 592             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 593                     MainApp.getAuthority());
 594             ContentResolver.requestSync(
 595                     getAccount(),
 596                     MainApp.getAuthority(), bundle);
 597         } else {
 598             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
 599                     MainApp.getAuthority() + " with new API");
 600             SyncRequest.Builder builder = new SyncRequest.Builder();
 601             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 602             builder.setExpedited(true);
 603             builder.setManual(true);
 604             builder.syncOnce();
 605
 606             // Fix bug in Android Lollipop when you click on refresh the whole account
 607             Bundle extras = new Bundle();
 608             builder.setExtras(extras);
 609
 610             SyncRequest request = builder.build();
 611             ContentResolver.requestSync(request);
 612         }
 613     }
 614
 615     /**
 616      * Called, when the user selected something for uploading
 617      *
 618      */
 619     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 620     @Override
 621     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 622
 623         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK ||
 624                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 625             //getClipData is only supported on api level 16+, Jelly Bean
 626             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 627                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 628                     Intent intent = new Intent();
 629                     intent.setData(data.getClipData().getItemAt(i).getUri());
 630                     requestSimpleUpload(intent, resultCode);
 631                 }
 632             }else {
 633                 requestSimpleUpload(data, resultCode);
 634             }
 635         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK ||
 636                 resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 637             requestMultipleUpload(data, resultCode);
 638
 639         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 640
 641             final Intent fData = data;
 642             final int fResultCode = resultCode;
 643             getHandler().postDelayed(
 644                 new Runnable() {
 645                     @Override
 646                     public void run() {
 647                         requestMoveOperation(fData, fResultCode);
 648                     }
 649                 },
 650                 DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 651             );
 652
 653         } else {
 654             super.onActivityResult(requestCode, resultCode, data);
 655         }
 656
 657     }
 658
 659     private void requestMultipleUpload(Intent data, int resultCode) {
 660         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 661         if (filePaths != null) {
 662             String[] remotePaths = new String[filePaths.length];
 663             String remotePathBase = getCurrentDir().getRemotePath();
 664             for (int j = 0; j< remotePaths.length; j++) {
 665                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 666             }
 667
 668             Intent i = new Intent(this, FileUploader.class);
 669             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 670             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 671             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 672             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 673             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 674                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 675             startService(i);
 676
 677         } else {
 678             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 679             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected),
 680                     Toast.LENGTH_LONG);
 681             t.show();
 682             return;
 683         }
 684     }
 685
 686
 687     private void requestSimpleUpload(Intent data, int resultCode) {
 688         String filePath = null;
 689         String mimeType = null;
 690
 691         Uri selectedImageUri = data.getData();
 692
 693         try {
 694             mimeType = getContentResolver().getType(selectedImageUri);
 695
 696             String fileManagerString = selectedImageUri.getPath();
 697             String selectedImagePath = UriUtils.getLocalPath(selectedImageUri, this);
 698
 699             if (selectedImagePath != null)
 700                 filePath = selectedImagePath;
 701             else
 702                 filePath = fileManagerString;
 703
 704         } catch (Exception e) {
 705             Log_OC.e(TAG, "Unexpected exception when trying to read the result of " +
 706                     "Intent.ACTION_GET_CONTENT", e);
 707
 708         } finally {
 709             if (filePath == null) {
 710                 Log_OC.e(TAG, "Couldn't resolve path to file");
 711                 Toast t = Toast.makeText(
 712                         this, getString(R.string.filedisplay_unexpected_bad_get_content),
 713                         Toast.LENGTH_LONG
 714                 );
 715                 t.show();
 716                 return;
 717             }
 718         }
 719
 720         Intent i = new Intent(this, FileUploader.class);
 721         i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 722         OCFile currentDir = getCurrentDir();
 723         String remotePath =  (currentDir != null) ? currentDir.getRemotePath() : OCFile.ROOT_PATH;
 724
 725         if (filePath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 726             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
 727             try {
 728                 if (cursor != null && cursor.moveToFirst()) {
 729                     String displayName = cursor.getString(cursor.getColumnIndex(
 730                             OpenableColumns.DISPLAY_NAME));
 731                     Log_OC.v(TAG, "Display Name: " + displayName );
 732
 733                     displayName.replace(File.separatorChar, '_');
 734                     displayName.replace(File.pathSeparatorChar, '_');
 735                     remotePath += displayName + DisplayUtils.getComposedFileExtension(filePath);
 736
 737                 }
 738                 // and what happens in case of error?; wrong target name for the upload
 739             } finally {
 740                 cursor.close();
 741             }
 742
 743         } else {
 744             remotePath += new File(filePath).getName();
 745         }
 746
 747         i.putExtra(FileUploader.KEY_LOCAL_FILE, filePath);
 748         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePath);
 749         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 750         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 751         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 752         i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 753         startService(i);
 754     }
 755
 756     /**
 757      * Request the operation for moving the file/folder from one path to another
 758      *
 759      * @param data              Intent received
 760      * @param resultCode        Result code received
 761      */
 762     private void requestMoveOperation(Intent data, int resultCode) {
 763         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 764         OCFile targetFile = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 765         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 766     }
 767
 768     @Override
 769     public void onBackPressed() {
 770         if (!isDrawerOpen()){
 771             OCFileListFragment listOfFiles = getListOfFilesFragment();
 772             if (mDualPane || getSecondFragment() == null) {
 773                 OCFile currentDir = getCurrentDir();
 774                 if (currentDir == null || currentDir.getParentId() == FileDataStorageManager.ROOT_PARENT_ID) {
 775                     finish();
 776                     return;
 777                 }
 778                 if (listOfFiles != null) {  // should never be null, indeed
 779                     listOfFiles.onBrowseUp();
 780                 }
 781             }
 782             if (listOfFiles != null) {  // should never be null, indeed
 783                 setFile(listOfFiles.getCurrentFile());
 784             }
 785             cleanSecondFragment();
 786         } else {
 787             super.onBackPressed();
 788         }
 789     }
 790
 791     @Override
 792     protected void onSaveInstanceState(Bundle outState) {
 793         // responsibility of restore is preferred in onCreate() before than in
 794         // onRestoreInstanceState when there are Fragments involved
 795         Log_OC.v(TAG, "onSaveInstanceState() start");
 796         super.onSaveInstanceState(outState);
 797         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 798         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 799         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS,
 800         // mRefreshSharesInProgress);
 801         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 802
 803         Log_OC.v(TAG, "onSaveInstanceState() end");
 804     }
 805
 806
 807
 808     @Override
 809     protected void onResume() {
 810         Log_OC.v(TAG, "onResume() start");
 811         super.onResume();
 812
 813         // refresh Navigation Drawer account list
 814         mNavigationDrawerAdapter.updateAccountList();
 815
 816
 817         // refresh list of files
 818         refreshListOfFilesFragment();
 819
 820         // Listen for sync messages
 821         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 822         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 823         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 824         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 825         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 826         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 827         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 828         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver,
 829         // syncIntentFilter);
 830
 831         // Listen for upload messages
 832         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 833         mUploadFinishReceiver = new UploadFinishReceiver();
 834         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 835
 836         // Listen for download messages
 837         IntentFilter downloadIntentFilter = new IntentFilter(
 838                 FileDownloader.getDownloadAddedMessage());
 839         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 840         mDownloadFinishReceiver = new DownloadFinishReceiver();
 841         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 842
 843         Log_OC.v(TAG, "onResume() end");
 844     }
 845
 846
 847     @Override
 848     protected void onPause() {
 849         Log_OC.v(TAG, "onPause() start");
 850         if (mSyncBroadcastReceiver != null) {
 851             unregisterReceiver(mSyncBroadcastReceiver);
 852             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 853             mSyncBroadcastReceiver = null;
 854         }
 855         if (mUploadFinishReceiver != null) {
 856             unregisterReceiver(mUploadFinishReceiver);
 857             mUploadFinishReceiver = null;
 858         }
 859         if (mDownloadFinishReceiver != null) {
 860             unregisterReceiver(mDownloadFinishReceiver);
 861             mDownloadFinishReceiver = null;
 862         }
 863
 864         super.onPause();
 865         Log_OC.v(TAG, "onPause() end");
 866     }
 867
 868
 869     private class SyncBroadcastReceiver extends BroadcastReceiver {
 870
 871         /**
 872          * {@link BroadcastReceiver} to enable syncing feedback in UI
 873          */
 874         @Override
 875         public void onReceive(Context context, Intent intent) {
 876             try {
 877                 String event = intent.getAction();
 878                 Log_OC.d(TAG, "Received broadcast " + event);
 879                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 880                 String synchFolderRemotePath =
 881                         intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 882                 RemoteOperationResult synchResult =
 883                         (RemoteOperationResult)intent.getSerializableExtra(
 884                                 FileSyncAdapter.EXTRA_RESULT);
 885                 boolean sameAccount = (getAccount() != null &&
 886                         accountName.equals(getAccount().name) && getStorageManager() != null);
 887
 888                 if (sameAccount) {
 889
 890                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 891                         mSyncInProgress = true;
 892
 893                     } else {
 894                         OCFile currentFile = (getFile() == null) ? null :
 895                                 getStorageManager().getFileByPath(getFile().getRemotePath());
 896                         OCFile currentDir = (getCurrentDir() == null) ? null :
 897                                 getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 898
 899                         if (currentDir == null) {
 900                             // current folder was removed from the server
 901                             Toast.makeText( FileDisplayActivity.this,
 902                                             String.format(
 903                                                     getString(R.string.
 904                                                             sync_current_folder_was_removed),
 905                                                    synchFolderRemotePath),
 906                                             Toast.LENGTH_LONG)
 907                                 .show();
 908                             browseToRoot();
 909
 910                         } else {
 911                             if (currentFile == null && !getFile().isFolder()) {
 912                                 // currently selected file was removed in the server, and now we
 913                                 // know it
 914                                 cleanSecondFragment();
 915                                 currentFile = currentDir;
 916                             }
 917
 918                             if (synchFolderRemotePath != null &&
 919                                     currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 920                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 921                                 if (fileListFragment != null) {
 922                                     fileListFragment.listDirectory();
 923                                     // TODO Enable when "On Device" is recovered ?
 924                                     // fileListFragment.listDirectory(currentDir,
 925                                     // MainApp.getOnlyOnDevice());
 926                                 }
 927                             }
 928                             setFile(currentFile);
 929                         }
 930
 931                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
 932                                 !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED
 933                                         .equals(event));
 934
 935                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 936                                     equals(event) &&
 937                                 /// TODO refactor and make common
 938                                 synchResult != null && !synchResult.isSuccess() &&
 939                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
 940                                     synchResult.isIdPRedirection()                  ||
 941                                     (synchResult.isException() && synchResult.getException()
 942                                             instanceof AuthenticatorException))) {
 943
 944
 945                             try {
 946                                 OwnCloudClient client;
 947                                 OwnCloudAccount ocAccount =
 948                                         new OwnCloudAccount(getAccount(), context);
 949                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
 950                                         removeClientFor(ocAccount));
 951
 952                                 if (client != null) {
 953                                     OwnCloudCredentials cred = client.getCredentials();
 954                                     if (cred != null) {
 955                                         AccountManager am = AccountManager.get(context);
 956                                         if (cred.authTokenExpires()) {
 957                                             am.invalidateAuthToken(
 958                                                     getAccount().type,
 959                                                     cred.getAuthToken()
 960                                             );
 961                                         } else {
 962                                             am.clearPassword(getAccount());
 963                                         }
 964                                     }
 965                                 }
 966                                 requestCredentialsUpdate();
 967
 968                             } catch (AccountNotFoundException e) {
 969                                 Log_OC.e(TAG, "Account " + getAccount() + " was removed!", e);
 970                             }
 971
 972                         }
 973                     }
 974                     removeStickyBroadcast(intent);
 975                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
 976                     mProgressBar.setIndeterminate(mSyncInProgress);
 977                     //mProgressBar.setVisibility((mSyncInProgress) ? View.VISIBLE : View.INVISIBLE);
 978                     //setSupportProgressBarIndeterminateVisibility(mSyncInProgress
 979                     /*|| mRefreshSharesInProgress*/ //);
 980
 981                     setBackgroundText();
 982
 983                 }
 984
 985                 if (synchResult != null) {
 986                     if (synchResult.getCode().equals(
 987                             RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 988                         mLastSslUntrustedServerResult = synchResult;
 989                     }
 990                 }
 991             } catch (RuntimeException e) {
 992                 // avoid app crashes after changing the serial id of RemoteOperationResult
 993                 // in owncloud library with broadcast notifications pending to process
 994                 removeStickyBroadcast(intent);
 995             }
 996         }
 997     }
 998
 999     /**
1000      * Show a text message on screen view for notifying user if content is
1001      * loading or folder is empty
1002      */
1003     private void setBackgroundText() {
1004         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1005         if (ocFileListFragment != null) {
1006             int message = R.string.file_list_loading;
1007             if (!mSyncInProgress) {
1008                 // In case file list is empty
1009                 message = R.string.file_list_empty;
1010             }
1011             ocFileListFragment.setMessageForEmptyList(getString(message));
1012         } else {
1013             Log_OC.e(TAG, "OCFileListFragment is null");
1014         }
1015     }
1016
1017     /**
1018      * Once the file upload has finished -> update view
1019      */
1020     private class UploadFinishReceiver extends BroadcastReceiver {
1021         /**
1022          * Once the file upload has finished -> update view
1023          *  @author David A. Velasco
1024          * {@link BroadcastReceiver} to enable upload feedback in UI
1025          */
1026         @Override
1027         public void onReceive(Context context, Intent intent) {
1028             try {
1029                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1030                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1031                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1032                 OCFile currentDir = getCurrentDir();
1033                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1034                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1035
1036                 if (sameAccount && isDescendant) {
1037                     refreshListOfFilesFragment();
1038                 }
1039
1040                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT,
1041                         false);
1042                 boolean renamedInUpload = getFile().getRemotePath().
1043                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1044                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1045                         renamedInUpload;
1046                 FileFragment details = getSecondFragment();
1047                 boolean detailFragmentIsShown = (details != null &&
1048                         details instanceof FileDetailFragment);
1049
1050                 if (sameAccount && sameFile && detailFragmentIsShown) {
1051                     if (uploadWasFine) {
1052                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1053                     }
1054                     if (renamedInUpload) {
1055                         String newName = (new File(uploadedRemotePath)).getName();
1056                         Toast msg = Toast.makeText(
1057                                 context,
1058                                 String.format(
1059                                         getString(R.string.filedetails_renamed_in_upload_msg),
1060                                         newName),
1061                                 Toast.LENGTH_LONG);
1062                         msg.show();
1063                     }
1064                     if (uploadWasFine || getFile().fileExists()) {
1065                         ((FileDetailFragment)details).updateFileDetails(false, true);
1066                     } else {
1067                         cleanSecondFragment();
1068                     }
1069
1070                     // Force the preview if the file is an image
1071                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1072                         startImagePreview(getFile());
1073                     } // TODO what about other kind of previews?
1074                 }
1075
1076                 mProgressBar.setIndeterminate(false);
1077             } finally {
1078                 if (intent != null) {
1079                     removeStickyBroadcast(intent);
1080                 }
1081             }
1082
1083         }
1084
1085     }
1086
1087
1088     /**
1089      * Class waiting for broadcast events from the {@link FileDownloader} service.
1090      *
1091      * Updates the UI when a download is started or finished, provided that it is relevant for the
1092      * current folder.
1093      */
1094     private class DownloadFinishReceiver extends BroadcastReceiver {
1095
1096         //int refreshCounter = 0;
1097         @Override
1098         public void onReceive(Context context, Intent intent) {
1099             try {
1100                 boolean sameAccount = isSameAccount(context, intent);
1101                 String downloadedRemotePath =
1102                         intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1103                 boolean isDescendant = isDescendant(downloadedRemotePath);
1104
1105                 if (sameAccount && isDescendant) {
1106                     String linkedToRemotePath =
1107                             intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
1108                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
1109                         //Log_OC.v(TAG, "refresh #" + ++refreshCounter);
1110                         refreshListOfFilesFragment();
1111                     }
1112                     refreshSecondFragment(
1113                             intent.getAction(),
1114                             downloadedRemotePath,
1115                             intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false)
1116                     );
1117                 }
1118
1119                 if (mWaitingToSend != null) {
1120                     mWaitingToSend =
1121                             getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
1122                     if (mWaitingToSend.isDown()) {
1123                         sendDownloadedFile();
1124                     }
1125                 }
1126
1127             } finally {
1128                 if (intent != null) {
1129                     removeStickyBroadcast(intent);
1130                 }
1131             }
1132         }
1133
1134         private boolean isDescendant(String downloadedRemotePath) {
1135             OCFile currentDir = getCurrentDir();
1136             return (
1137                 currentDir != null &&
1138                 downloadedRemotePath != null &&
1139                 downloadedRemotePath.startsWith(currentDir.getRemotePath())
1140             );
1141         }
1142
1143         private boolean isAscendant(String linkedToRemotePath) {
1144             OCFile currentDir = getCurrentDir();
1145             return (
1146                 currentDir != null &&
1147                 currentDir.getRemotePath().startsWith(linkedToRemotePath)
1148             );
1149         }
1150
1151         private boolean isSameAccount(Context context, Intent intent) {
1152             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1153             return (accountName != null && getAccount() != null &&
1154                     accountName.equals(getAccount().name));
1155         }
1156     }
1157
1158
1159     public void browseToRoot() {
1160         OCFileListFragment listOfFiles = getListOfFilesFragment();
1161         if (listOfFiles != null) {  // should never be null, indeed
1162             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1163             listOfFiles.listDirectory(root);
1164             // TODO Enable when "On Device" is recovered ?
1165             // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
1166             setFile(listOfFiles.getCurrentFile());
1167             startSyncFolderOperation(root, false);
1168         }
1169         cleanSecondFragment();
1170
1171     }
1172
1173
1174     /**
1175      * {@inheritDoc}
1176      *
1177      * Updates action bar and second fragment, if in dual pane mode.
1178      */
1179     @Override
1180     public void onBrowsedDownTo(OCFile directory) {
1181         setFile(directory);
1182         cleanSecondFragment();
1183         // Sync Folder
1184         startSyncFolderOperation(directory, false);
1185     }
1186
1187     /**
1188      * Shows the information of the {@link OCFile} received as a
1189      * parameter in the second fragment.
1190      *
1191      * @param file          {@link OCFile} whose details will be shown
1192      */
1193     @Override
1194     public void showDetails(OCFile file) {
1195         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1196         setSecondFragment(detailFragment);
1197         updateFragmentsVisibility(true);
1198         updateActionBarTitleAndHomeButton(file);
1199         setFile(file);
1200     }
1201
1202     @Override
1203     protected void updateActionBarTitleAndHomeButton(OCFile chosenFile) {
1204         if (mDualPane) {
1205             // in dual pane mode, keep the focus of title an action bar in the current folder
1206             super.updateActionBarTitleAndHomeButton(getCurrentDir());
1207
1208         } else {
1209             super.updateActionBarTitleAndHomeButton(chosenFile);
1210         }
1211
1212     }
1213
1214     @Override
1215     protected ServiceConnection newTransferenceServiceConnection() {
1216         return new ListServiceConnection();
1217     }
1218
1219     /** Defines callbacks for service binding, passed to bindService() */
1220     private class ListServiceConnection implements ServiceConnection {
1221
1222         @Override
1223         public void onServiceConnected(ComponentName component, IBinder service) {
1224             if (component.equals(new ComponentName(
1225                     FileDisplayActivity.this, FileDownloader.class))) {
1226                 Log_OC.d(TAG, "Download service connected");
1227                 mDownloaderBinder = (FileDownloaderBinder) service;
1228                 if (mWaitingToPreview != null)
1229                     if (getStorageManager() != null) {
1230                          // update the file
1231                         mWaitingToPreview =
1232                                 getStorageManager().getFileById(mWaitingToPreview.getFileId());
1233                         if (!mWaitingToPreview.isDown()) {
1234                             requestForDownload();
1235                         }
1236                 }
1237
1238             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1239                     FileUploader.class))) {
1240                 Log_OC.d(TAG, "Upload service connected");
1241                 mUploaderBinder = (FileUploaderBinder) service;
1242             } else {
1243                 return;
1244             }
1245             // a new chance to get the mDownloadBinder through
1246             // getFileDownloadBinder() - THIS IS A MESS
1247             OCFileListFragment listOfFiles = getListOfFilesFragment();
1248             if (listOfFiles != null) {
1249                 listOfFiles.listDirectory();
1250                 // TODO Enable when "On Device" is recovered ?
1251                 // listOfFiles.listDirectory(MainApp.getOnlyOnDevice());
1252             }
1253             FileFragment secondFragment = getSecondFragment();
1254             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1255                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1256                 detailFragment.listenForTransferProgress();
1257                 detailFragment.updateFileDetails(false, false);
1258             }
1259         }
1260
1261         @Override
1262         public void onServiceDisconnected(ComponentName component) {
1263             if (component.equals(new ComponentName(FileDisplayActivity.this,
1264                     FileDownloader.class))) {
1265                 Log_OC.d(TAG, "Download service disconnected");
1266                 mDownloaderBinder = null;
1267             } else if (component.equals(new ComponentName(FileDisplayActivity.this,
1268                     FileUploader.class))) {
1269                 Log_OC.d(TAG, "Upload service disconnected");
1270                 mUploaderBinder = null;
1271             }
1272         }
1273     };
1274
1275     @Override
1276     public void onSavedCertificate() {
1277         startSyncFolderOperation(getCurrentDir(), false);
1278     }
1279
1280
1281     @Override
1282     public void onFailedSavingCertificate() {
1283         ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(
1284                 R.string.ssl_validator_not_saved, new String[]{}, R.string.common_ok, -1, -1
1285         );
1286         dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED);
1287     }
1288
1289     @Override
1290     public void onCancelCertificate() {
1291         // nothing to do
1292     }
1293
1294     /**
1295      * Updates the view associated to the activity after the finish of some operation over files
1296      * in the current account.
1297      *
1298      * @param operation     Removal operation performed.
1299      * @param result        Result of the removal.
1300      */
1301     @Override
1302     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1303         super.onRemoteOperationFinish(operation, result);
1304
1305         if (operation instanceof RemoveFileOperation) {
1306             onRemoveFileOperationFinish((RemoveFileOperation) operation, result);
1307
1308         } else if (operation instanceof RenameFileOperation) {
1309             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1310
1311         } else if (operation instanceof SynchronizeFileOperation) {
1312             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1313
1314         } else if (operation instanceof CreateFolderOperation) {
1315             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1316
1317         } else if (operation instanceof CreateShareOperation) {
1318             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1319
1320         } else if (operation instanceof UnshareLinkOperation) {
1321             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1322
1323         } else if (operation instanceof MoveFileOperation) {
1324             onMoveFileOperationFinish((MoveFileOperation)operation, result);
1325         }
1326
1327     }
1328
1329
1330     private void onCreateShareOperationFinish(CreateShareOperation operation,
1331                                               RemoteOperationResult result) {
1332         if (result.isSuccess()) {
1333             refreshShowDetails();
1334             refreshListOfFilesFragment();
1335         }
1336     }
1337
1338
1339     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
1340                                               RemoteOperationResult result) {
1341         if (result.isSuccess()) {
1342             refreshShowDetails();
1343             refreshListOfFilesFragment();
1344
1345         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1346             cleanSecondFragment();
1347             refreshListOfFilesFragment();
1348         }
1349     }
1350
1351     private void refreshShowDetails() {
1352         FileFragment details = getSecondFragment();
1353         if (details != null) {
1354             OCFile file = details.getFile();
1355             if (file != null) {
1356                 file = getStorageManager().getFileByPath(file.getRemotePath());
1357                 if (details instanceof PreviewMediaFragment) {
1358                     // Refresh  OCFile of the fragment
1359                     ((PreviewMediaFragment) details).updateFile(file);
1360                 } else {
1361                     showDetails(file);
1362                 }
1363             }
1364             invalidateOptionsMenu();
1365         }
1366     }
1367
1368     /**
1369      * Updates the view associated to the activity after the finish of an operation trying to
1370      * remove a file.
1371      *
1372      * @param operation     Removal operation performed.
1373      * @param result        Result of the removal.
1374      */
1375     private void onRemoveFileOperationFinish(RemoveFileOperation operation,
1376                                              RemoteOperationResult result) {
1377         dismissLoadingDialog();
1378
1379         Toast msg = Toast.makeText(this,
1380                 ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1381                 Toast.LENGTH_LONG);
1382         msg.show();
1383
1384         if (result.isSuccess()) {
1385             OCFile removedFile = operation.getFile();
1386             FileFragment second = getSecondFragment();
1387             if (second != null && removedFile.equals(second.getFile())) {
1388                 if (second instanceof PreviewMediaFragment) {
1389                     ((PreviewMediaFragment)second).stopPreview(true);
1390                 }
1391                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1392                 cleanSecondFragment();
1393             }
1394             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1395                 refreshListOfFilesFragment();
1396             }
1397             invalidateOptionsMenu();
1398         } else {
1399             if (result.isSslRecoverableException()) {
1400                 mLastSslUntrustedServerResult = result;
1401                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1402             }
1403         }
1404     }
1405
1406
1407     /**
1408      * Updates the view associated to the activity after the finish of an operation trying to move a
1409      * file.
1410      *
1411      * @param operation     Move operation performed.
1412      * @param result        Result of the move operation.
1413      */
1414     private void onMoveFileOperationFinish(MoveFileOperation operation,
1415                                            RemoteOperationResult result) {
1416         if (result.isSuccess()) {
1417             dismissLoadingDialog();
1418             refreshListOfFilesFragment();
1419         } else {
1420             dismissLoadingDialog();
1421             try {
1422                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1423                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1424                         Toast.LENGTH_LONG);
1425                 msg.show();
1426
1427             } catch (NotFoundException e) {
1428                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1429             }
1430         }
1431     }
1432
1433
1434     /**
1435      * Updates the view associated to the activity after the finish of an operation trying to rename
1436      * a file.
1437      *
1438      * @param operation     Renaming operation performed.
1439      * @param result        Result of the renaming.
1440      */
1441     private void onRenameFileOperationFinish(RenameFileOperation operation,
1442                                              RemoteOperationResult result) {
1443         dismissLoadingDialog();
1444         OCFile renamedFile = operation.getFile();
1445         if (result.isSuccess()) {
1446             FileFragment details = getSecondFragment();
1447             if (details != null) {
1448                 if (details instanceof FileDetailFragment &&
1449                         renamedFile.equals(details.getFile()) ) {
1450                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1451                     showDetails(renamedFile);
1452
1453                 } else if (details instanceof PreviewMediaFragment &&
1454                         renamedFile.equals(details.getFile())) {
1455                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1456                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1457                         int position = ((PreviewMediaFragment)details).getPosition();
1458                         startMediaPreview(renamedFile, position, true);
1459                     } else {
1460                         getFileOperationsHelper().openFile(renamedFile);
1461                     }
1462                 }
1463             }
1464
1465             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())){
1466                 refreshListOfFilesFragment();
1467             }
1468
1469         } else {
1470             Toast msg = Toast.makeText(this,
1471                     ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1472                     Toast.LENGTH_LONG);
1473             msg.show();
1474
1475             if (result.isSslRecoverableException()) {
1476                 mLastSslUntrustedServerResult = result;
1477                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1478             }
1479         }
1480     }
1481
1482     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation,
1483                                                   RemoteOperationResult result) {
1484         if (result.isSuccess()) {
1485             if (operation.transferWasRequested()) {
1486                 OCFile syncedFile = operation.getLocalFile();
1487                 onTransferStateChanged(syncedFile, true, true);
1488                 invalidateOptionsMenu();
1489             }
1490         }
1491     }
1492
1493     /**
1494      * Updates the view associated to the activity after the finish of an operation trying create a
1495      * new folder
1496      *
1497      * @param operation     Creation operation performed.
1498      * @param result        Result of the creation.
1499      */
1500     private void onCreateFolderOperationFinish(CreateFolderOperation operation,
1501                                                RemoteOperationResult result) {
1502         if (result.isSuccess()) {
1503             dismissLoadingDialog();
1504             refreshListOfFilesFragment();
1505         } else {
1506             dismissLoadingDialog();
1507             try {
1508                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1509                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1510                         Toast.LENGTH_LONG);
1511                 msg.show();
1512
1513             } catch (NotFoundException e) {
1514                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1515             }
1516         }
1517     }
1518
1519
1520     /**
1521      * {@inheritDoc}
1522      */
1523     @Override
1524     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1525         refreshListOfFilesFragment();
1526         FileFragment details = getSecondFragment();
1527         if (details != null && details instanceof FileDetailFragment &&
1528                 file.equals(details.getFile()) ) {
1529             if (downloading || uploading) {
1530                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1531             } else {
1532                 if (!file.fileExists()) {
1533                     cleanSecondFragment();
1534                 } else {
1535                     ((FileDetailFragment)details).updateFileDetails(false, true);
1536                 }
1537             }
1538         }
1539
1540     }
1541
1542
1543     private void requestForDownload() {
1544         Account account = getAccount();
1545         //if (!mWaitingToPreview.isDownloading()) {
1546         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1547             Intent i = new Intent(this, FileDownloader.class);
1548             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1549             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1550             startService(i);
1551         }
1552     }
1553
1554
1555     private OCFile getCurrentDir() {
1556         OCFile file = getFile();
1557         if (file != null) {
1558             if (file.isFolder()) {
1559                 return file;
1560             } else if (getStorageManager() != null) {
1561                 String parentPath = file.getRemotePath().substring(0,
1562                         file.getRemotePath().lastIndexOf(file.getFileName()));
1563                 return getStorageManager().getFileByPath(parentPath);
1564             }
1565         }
1566         return null;
1567     }
1568
1569     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1570         long currentSyncTime = System.currentTimeMillis();
1571
1572         mSyncInProgress = true;
1573
1574         // perform folder synchronization
1575         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
1576                 currentSyncTime,
1577                 false,
1578                 getFileOperationsHelper().isSharedSupported(),
1579                 ignoreETag,
1580                 getStorageManager(),
1581                 getAccount(),
1582                 getApplicationContext()
1583         );
1584         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
1585         mProgressBar.setIndeterminate(true);
1586
1587         setBackgroundText();
1588     }
1589
1590     /**
1591      * Show untrusted cert dialog
1592      */
1593     public void showUntrustedCertDialog(RemoteOperationResult result) {
1594         // Show a dialog with the certificate info
1595         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
1596                 (CertificateCombinedException) result.getException());
1597         FragmentManager fm = getSupportFragmentManager();
1598         FragmentTransaction ft = fm.beginTransaction();
1599         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1600     }
1601
1602     private void requestForDownload(OCFile file) {
1603         Account account = getAccount();
1604         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1605             Intent i = new Intent(this, FileDownloader.class);
1606             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1607             i.putExtra(FileDownloader.EXTRA_FILE, file);
1608             startService(i);
1609         }
1610     }
1611
1612     private void sendDownloadedFile(){
1613         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1614         mWaitingToSend = null;
1615     }
1616
1617
1618     /**
1619      * Requests the download of the received {@link OCFile} , updates the UI
1620      * to monitor the download progress and prepares the activity to send the file
1621      * when the download finishes.
1622      *
1623      * @param file          {@link OCFile} to download and preview.
1624      */
1625     public void startDownloadForSending(OCFile file) {
1626         mWaitingToSend = file;
1627         requestForDownload(mWaitingToSend);
1628         boolean hasSecondFragment = (getSecondFragment()!= null);
1629         updateFragmentsVisibility(hasSecondFragment);
1630     }
1631
1632     /**
1633      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1634      *
1635      * @param file                      Image {@link OCFile} to show.
1636      */
1637     public void startImagePreview(OCFile file) {
1638         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1639         showDetailsIntent.putExtra(EXTRA_FILE, file);
1640         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1641         startActivity(showDetailsIntent);
1642
1643     }
1644
1645     /**
1646      * Stars the preview of an already down media {@link OCFile}.
1647      *
1648      * @param file                      Media {@link OCFile} to preview.
1649      * @param startPlaybackPosition     Media position where the playback will be started,
1650      *                                  in milliseconds.
1651      * @param autoplay                  When 'true', the playback will start without user
1652      *                                  interactions.
1653      */
1654     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1655         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition,
1656                 autoplay);
1657         setSecondFragment(mediaFragment);
1658         updateFragmentsVisibility(true);
1659         updateActionBarTitleAndHomeButton(file);
1660         setFile(file);
1661     }
1662
1663     /**
1664      * Requests the download of the received {@link OCFile} , updates the UI
1665      * to monitor the download progress and prepares the activity to preview
1666      * or open the file when the download finishes.
1667      *
1668      * @param file          {@link OCFile} to download and preview.
1669      */
1670     public void startDownloadForPreview(OCFile file) {
1671         Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
1672         setSecondFragment(detailFragment);
1673         mWaitingToPreview = file;
1674         requestForDownload();
1675         updateFragmentsVisibility(true);
1676         updateActionBarTitleAndHomeButton(file);
1677         setFile(file);
1678     }
1679
1680
1681     public void cancelTransference(OCFile file) {
1682         getFileOperationsHelper().cancelTransference(file);
1683         if (mWaitingToPreview != null &&
1684                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1685             mWaitingToPreview = null;
1686         }
1687         if (mWaitingToSend != null &&
1688                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1689             mWaitingToSend = null;
1690         }
1691         onTransferStateChanged(file, false, false);
1692     }
1693
1694     @Override
1695     public void onRefresh(boolean ignoreETag) {
1696         refreshList(ignoreETag);
1697     }
1698
1699     @Override
1700     public void onRefresh() {
1701         refreshList(true);
1702     }
1703
1704     private void refreshList(boolean ignoreETag) {
1705         OCFileListFragment listOfFiles = getListOfFilesFragment();
1706         if (listOfFiles != null) {
1707             OCFile folder = listOfFiles.getCurrentFile();
1708             if (folder != null) {
1709                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1710                 listDirectory(mFile);*/
1711                 startSyncFolderOperation(folder, ignoreETag);
1712             }
1713         }
1714     }
1715
1716     private void sortByDate(boolean ascending){
1717         getListOfFilesFragment().sortByDate(ascending);
1718     }
1719
1720     private void sortBySize(boolean ascending){
1721         getListOfFilesFragment().sortBySize(ascending);
1722     }
1723
1724     private void sortByName(boolean ascending){
1725         getListOfFilesFragment().sortByName(ascending);
1726     }
1727
1728    public void allFilesOption() {
1729        browseToRoot();
1730    }
1731 }