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 java.io.File;
  26 import java.util.ArrayList;
  27
  28 import android.accounts.Account;
  29 import android.accounts.AccountManager;
  30 import android.accounts.AuthenticatorException;
  31 import android.annotation.TargetApi;
  32 import android.app.AlertDialog;
  33 import android.content.BroadcastReceiver;
  34 import android.content.ComponentName;
  35 import android.content.ContentResolver;
  36 import android.content.Context;
  37 import android.content.DialogInterface;
  38 import android.content.Intent;
  39 import android.content.IntentFilter;
  40 import android.content.ServiceConnection;
  41 import android.content.SharedPreferences;
  42 import android.content.SyncRequest;
  43 import android.content.res.Configuration;
  44 import android.content.res.Resources.NotFoundException;
  45 import android.database.Cursor;
  46 import android.net.Uri;
  47 import android.os.Build;
  48 import android.os.Bundle;
  49 import android.os.IBinder;
  50 import android.preference.PreferenceManager;
  51 import android.provider.OpenableColumns;
  52 import android.support.v4.app.ActionBarDrawerToggle;
  53 import android.support.v4.app.Fragment;
  54 import android.support.v4.app.FragmentManager;
  55 import android.support.v4.app.FragmentTransaction;
  56 import android.support.v4.view.GravityCompat;
  57 import android.support.v4.widget.DrawerLayout;
  58 import android.view.View;
  59 import android.view.ViewGroup;
  60 import android.widget.AdapterView;
  61 import android.widget.AdapterView.OnItemClickListener;
  62 import android.widget.ArrayAdapter;
  63 import android.widget.ImageView;
  64 import android.widget.LinearLayout;
  65 import android.widget.ListView;
  66 import android.widget.TextView;
  67 import android.widget.Toast;
  68
  69 import com.actionbarsherlock.app.ActionBar;
  70 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  71 import com.actionbarsherlock.view.Menu;
  72 import com.actionbarsherlock.view.MenuInflater;
  73 import com.actionbarsherlock.view.MenuItem;
  74 import com.actionbarsherlock.view.Window;
  75 import com.owncloud.android.BuildConfig;
  76 import com.owncloud.android.MainApp;
  77 import com.owncloud.android.R;
  78 import com.owncloud.android.authentication.AccountUtils;
  79 import com.owncloud.android.datamodel.OCFile;
  80 import com.owncloud.android.files.services.FileDownloader;
  81 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  82 import com.owncloud.android.files.services.FileUploader;
  83 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  84 import com.owncloud.android.lib.common.OwnCloudAccount;
  85 import com.owncloud.android.lib.common.OwnCloudClient;
  86 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  87 import com.owncloud.android.lib.common.OwnCloudCredentials;
  88 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  89 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  90 import com.owncloud.android.lib.common.operations.RemoteOperation;
  91 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  92 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  93 import com.owncloud.android.lib.common.utils.Log_OC;
  94 import com.owncloud.android.operations.CreateFolderOperation;
  95 import com.owncloud.android.operations.CreateShareOperation;
  96 import com.owncloud.android.operations.MoveFileOperation;
  97 import com.owncloud.android.operations.RemoveFileOperation;
  98 import com.owncloud.android.operations.RenameFileOperation;
  99 import com.owncloud.android.operations.SynchronizeFileOperation;
 100 import com.owncloud.android.operations.RefreshFolderOperation;
 101 import com.owncloud.android.operations.UnshareLinkOperation;
 102 import com.owncloud.android.services.observer.FileObserverService;
 103 import com.owncloud.android.syncadapter.FileSyncAdapter;
 104 import com.owncloud.android.ui.NavigationDrawerItem;
 105 import com.owncloud.android.ui.adapter.NavigationDrawerListAdapter;
 106 import com.owncloud.android.ui.dialog.ConfirmationDialogFragment;
 107 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
 108 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
 109 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
 110 import com.owncloud.android.ui.dialog.UploadSourceDialogFragment;
 111 import com.owncloud.android.ui.fragment.FileDetailFragment;
 112 import com.owncloud.android.ui.fragment.FileFragment;
 113 import com.owncloud.android.ui.fragment.OCFileListFragment;
 114 import com.owncloud.android.ui.preview.PreviewImageActivity;
 115 import com.owncloud.android.ui.preview.PreviewImageFragment;
 116 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 117 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 118 import com.owncloud.android.utils.DisplayUtils;
 119 import com.owncloud.android.utils.ErrorMessageAdapter;
 120 import com.owncloud.android.utils.FileStorageUtils;
 121 import com.owncloud.android.utils.UriUtils;
 122
 123
 124 /**
 125  * Displays, what files the user has available in his ownCloud.
 126  */
 127
 128 public class FileDisplayActivity extends HookActivity implements
 129 FileFragment.ContainerActivity, OnNavigationListener,
 130 OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 131
 132     private ArrayAdapter<String> mDirectories;
 133
 134     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 135     private UploadFinishReceiver mUploadFinishReceiver;
 136     private DownloadFinishReceiver mDownloadFinishReceiver;
 137     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 138
 139     private boolean mDualPane;
 140     private View mLeftFragmentContainer;
 141     private View mRightFragmentContainer;
 142
 143     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 144     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 145     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 146
 147     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 148
 149     public static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 150     public static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 151     public static final int ACTION_MOVE_FILES = 3;
 152
 153     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 154
 155     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 156     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 157
 158     private OCFile mWaitingToPreview;
 159
 160     private boolean mSyncInProgress = false;
 161
 162     private static String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT";
 163     private static String DIALOG_CREATE_FOLDER = "DIALOG_CREATE_FOLDER";
 164     private static String DIALOG_UPLOAD_SOURCE = "DIALOG_UPLOAD_SOURCE";
 165     private static String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED";
 166
 167     private OCFile mWaitingToSend;
 168
 169     // Navigation Drawer
 170     private DrawerLayout mDrawerLayout;
 171     private ActionBarDrawerToggle mDrawerToggle;
 172     private ListView mDrawerList;
 173
 174     // Slide menu items
 175     private String[] mDrawerTitles;
 176     private String[] mDrawerContentDescriptions;
 177
 178     private ArrayList<NavigationDrawerItem> mDrawerItems;
 179
 180     private NavigationDrawerListAdapter mNavigationDrawerAdapter = null;
 181
 182     private boolean mShowAccounts = false;
 183
 184     @Override
 185     protected void onCreate(Bundle savedInstanceState) {
 186         Log_OC.v(TAG, "onCreate() start");
 187         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 188
 189         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 190
 191         /// grant that FileObserverService is watching favorite files
 192         if (savedInstanceState == null) {
 193             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 194             startService(initObserversIntent);
 195         }
 196
 197         /// Load of saved instance state
 198         if(savedInstanceState != null) {
 199             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 200             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 201             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 202
 203         } else {
 204             mWaitingToPreview = null;
 205             mSyncInProgress = false;
 206             mWaitingToSend = null;
 207         }
 208
 209         /// USER INTERFACE
 210
 211         // Inflate and set the layout view
 212         setContentView(R.layout.files);
 213
 214         // Navigation Drawer
 215         initDrawer();
 216
 217         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 218         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 219         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 220         if (savedInstanceState == null) {
 221             createMinFragments();
 222         }
 223
 224         // Action bar setup
 225         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 226         getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 227         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 228         getSupportActionBar().setDisplayShowCustomEnabled(true); // CRUCIAL - for displaying your custom actionbar
 229         getSupportActionBar().setDisplayShowTitleEnabled(true);
 230         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 231
 232         // TODO Remove??, it is done in onPostCreate
 233         mDrawerToggle.syncState();
 234
 235         setBackgroundText();
 236
 237         Log_OC.v(TAG, "onCreate() end");
 238     }
 239
 240     private void initDrawer(){
 241         mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
 242         // Notification Drawer
 243         LinearLayout navigationDrawerLayout = (LinearLayout) findViewById(R.id.left_drawer);
 244         mDrawerList = (ListView) navigationDrawerLayout.findViewById(R.id.drawer_list);
 245
 246         // load Account in the Drawer Title
 247         // User-Icon
 248         ImageView userIcon = (ImageView) navigationDrawerLayout.findViewById(R.id.drawer_userIcon);
 249         userIcon.setImageResource(DisplayUtils.getSeasonalIconId());
 250
 251         // Username
 252         TextView username = (TextView) navigationDrawerLayout.findViewById(R.id.drawer_username);
 253         Account account = AccountUtils.getCurrentOwnCloudAccount(getApplicationContext());
 254
 255         if (account != null) {
 256             int lastAtPos = account.name.lastIndexOf("@");
 257             username.setText(account.name.substring(0, lastAtPos));
 258         }
 259
 260         // load slide menu items
 261         mDrawerTitles = getResources().getStringArray(R.array.drawer_items);
 262
 263         // nav drawer content description from resources
 264         mDrawerContentDescriptions = getResources().
 265                 getStringArray(R.array.drawer_content_descriptions);
 266
 267         // nav drawer items
 268         mDrawerItems = new ArrayList<NavigationDrawerItem>();
 269         // adding nav drawer items to array
 270         // Accounts
 271         mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[0], mDrawerContentDescriptions[0]));
 272         // All Files
 273         mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[1], mDrawerContentDescriptions[1]));
 274
 275         // TODO Enable when "On Device" is recovered
 276         // On Device
 277         // mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[2], mDrawerContentDescriptions[2]));
 278
 279         // Settings
 280         mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[2], mDrawerContentDescriptions[2]));
 281         // Logs
 282         mDrawerItems.add(new NavigationDrawerItem(mDrawerTitles[3],mDrawerContentDescriptions[3]));
 283
 284         // setting the nav drawer list adapter
 285         mNavigationDrawerAdapter = new NavigationDrawerListAdapter(getApplicationContext(), this,
 286                 mDrawerItems);
 287         mDrawerList.setAdapter(mNavigationDrawerAdapter);
 288
 289         mDrawerToggle = new ActionBarDrawerToggle(
 290                 this,
 291                 mDrawerLayout,
 292                 R.drawable.ic_drawer,
 293                 R.string.drawer_open,
 294                 R.string.empty) {
 295
 296             /** Called when a drawer has settled in a completely closed state. */
 297             public void onDrawerClosed(View view) {
 298                 super.onDrawerClosed(view);
 299                 getSupportActionBar().setDisplayShowTitleEnabled(true);
 300                 getSupportActionBar().setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
 301                 initFragmentsWithFile();
 302                 invalidateOptionsMenu();
 303             }
 304
 305             /** Called when a drawer has settled in a completely open state. */
 306             public void onDrawerOpened(View drawerView) {
 307                 super.onDrawerOpened(drawerView);
 308                 getSupportActionBar().setTitle(R.string.drawer_open);
 309                 getSupportActionBar().setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
 310                 invalidateOptionsMenu();
 311             }
 312         };
 313
 314         mDrawerToggle.setDrawerIndicatorEnabled(true);
 315         // Set the list's click listener
 316         mDrawerList.setOnItemClickListener(new DrawerItemClickListener());
 317
 318         // Set the drawer toggle as the DrawerListener
 319         mDrawerLayout.setDrawerListener(mDrawerToggle);
 320     }
 321
 322     @Override
 323     protected void onStart() {
 324         Log_OC.v(TAG, "onStart() start");
 325         super.onStart();
 326         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 327         Log_OC.v(TAG, "onStart() end");
 328     }
 329
 330     @Override
 331     protected void onPostCreate(Bundle savedInstanceState) {
 332         super.onPostCreate(savedInstanceState);
 333         // Sync the toggle state after onRestoreInstanceState has occurred.
 334         mDrawerToggle.syncState();
 335     }
 336
 337     @Override
 338     public void onConfigurationChanged(Configuration newConfig) {
 339         super.onConfigurationChanged(newConfig);
 340         mDrawerToggle.onConfigurationChanged(newConfig);
 341     }
 342
 343     @Override
 344     protected void onDestroy() {
 345         Log_OC.v(TAG, "onDestroy() start");
 346         super.onDestroy();
 347         Log_OC.v(TAG, "onDestroy() end");
 348     }
 349
 350     /**
 351      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 352      */
 353     @Override
 354     protected void onAccountSet(boolean stateWasRecovered) {
 355         super.onAccountSet(stateWasRecovered);
 356         if (getAccount() != null) {
 357             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 358             OCFile file = getFile();
 359             // get parent from path
 360             String parentPath = "";
 361             if (file != null) {
 362                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 363                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 364                     // get parent from path
 365                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 366                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 367                         file = null; // not able to know the directory where the file is uploading
 368                 } else {
 369                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 370                 }
 371             }
 372             if (file == null) {
 373                 // fall back to root folder
 374                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 375             }
 376             setFile(file);
 377             setNavigationListWithFolder(file);
 378
 379             if (!stateWasRecovered) {
 380                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
 381                 initFragmentsWithFile();
 382                 if (file.isFolder()) {
 383                     startSyncFolderOperation(file, false);
 384                 }
 385
 386             } else {
 387                 updateFragmentsVisibility(!file.isFolder());
 388                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 389             }
 390         }
 391     }
 392
 393
 394     private void setNavigationListWithFolder(OCFile file) {
 395         mDirectories.clear();
 396         OCFile fileIt = file;
 397         String parentPath;
 398         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 399             if (fileIt.isFolder()) {
 400                 mDirectories.add(fileIt.getFileName());
 401             }
 402             // get parent from path
 403             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 404             fileIt = getStorageManager().getFileByPath(parentPath);
 405         }
 406         mDirectories.add(OCFile.PATH_SEPARATOR);
 407     }
 408
 409
 410     private void createMinFragments() {
 411         OCFileListFragment listOfFiles = new OCFileListFragment();
 412         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 413         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 414         transaction.commit();
 415     }
 416
 417     private void initFragmentsWithFile() {
 418         if (getAccount() != null && getFile() != null) {
 419             /// First fragment
 420             OCFileListFragment listOfFiles = getListOfFilesFragment();
 421             if (listOfFiles != null) {
 422                 listOfFiles.listDirectory(getCurrentDir());
 423                 // TODO Enable when "On Device" is recovered
 424                 // listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
 425             } else {
 426                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 427             }
 428
 429             /// Second fragment
 430             OCFile file = getFile();
 431             Fragment secondFragment = chooseInitialSecondFragment(file);
 432             if (secondFragment != null) {
 433                 setSecondFragment(secondFragment);
 434                 updateFragmentsVisibility(true);
 435                 updateNavigationElementsInActionBar(file);
 436
 437             } else {
 438                 cleanSecondFragment();
 439             }
 440
 441         } else {
 442             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 443             if (getAccount() == null) {
 444                 Log_OC.wtf(TAG, "\t account is NULL");
 445             }
 446             if (getFile() == null) {
 447                 Log_OC.wtf(TAG, "\t file is NULL");
 448             }
 449         }
 450     }
 451
 452     private Fragment chooseInitialSecondFragment(OCFile file) {
 453         Fragment secondFragment = null;
 454         if (file != null && !file.isFolder()) {
 455             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 456                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 457                     ) {
 458                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 459                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 460                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 461
 462             } else {
 463                 secondFragment = new FileDetailFragment(file, getAccount());
 464             }
 465         }
 466         return secondFragment;
 467     }
 468
 469
 470     /**
 471      * Replaces the second fragment managed by the activity with the received as
 472      * a parameter.
 473      *
 474      * Assumes never will be more than two fragments managed at the same time.
 475      *
 476      * @param fragment      New second Fragment to set.
 477      */
 478     private void setSecondFragment(Fragment fragment) {
 479         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 480         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 481         transaction.commit();
 482     }
 483
 484
 485     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 486         if (mDualPane) {
 487             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 488                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 489             }
 490             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 491                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 492             }
 493
 494         } else if (existsSecondFragment) {
 495             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 496                 mLeftFragmentContainer.setVisibility(View.GONE);
 497             }
 498             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 499                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 500             }
 501
 502         } else {
 503             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 504                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 505             }
 506             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 507                 mRightFragmentContainer.setVisibility(View.GONE);
 508             }
 509         }
 510     }
 511
 512
 513     private OCFileListFragment getListOfFilesFragment() {
 514         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 515         if (listOfFiles != null) {
 516             return (OCFileListFragment)listOfFiles;
 517         }
 518         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 519         return null;
 520     }
 521
 522     public FileFragment getSecondFragment() {
 523         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 524         if (second != null) {
 525             return (FileFragment)second;
 526         }
 527         return null;
 528     }
 529
 530     protected void cleanSecondFragment() {
 531         Fragment second = getSecondFragment();
 532         if (second != null) {
 533             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 534             tr.remove(second);
 535             tr.commit();
 536         }
 537         updateFragmentsVisibility(false);
 538         updateNavigationElementsInActionBar(null);
 539     }
 540
 541     protected void refreshListOfFilesFragment() {
 542         OCFileListFragment fileListFragment = getListOfFilesFragment();
 543         if (fileListFragment != null) {
 544             fileListFragment.listDirectory();
 545             // TODO Enable when "On Device" is recovered ?
 546             // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
 547         }
 548     }
 549
 550     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 551         FileFragment secondFragment = getSecondFragment();
 552         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 553         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 554             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 555             OCFile fileInFragment = detailsFragment.getFile();
 556             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 557                 // the user browsed to other file ; forget the automatic preview
 558                 mWaitingToPreview = null;
 559
 560             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 561                 // grant that the right panel updates the progress bar
 562                 detailsFragment.listenForTransferProgress();
 563                 detailsFragment.updateFileDetails(true, false);
 564
 565             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 566                 //  update the right panel
 567                 boolean detailsFragmentChanged = false;
 568                 if (waitedPreview) {
 569                     if (success) {
 570                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 571                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 572                             startMediaPreview(mWaitingToPreview, 0, true);
 573                             detailsFragmentChanged = true;
 574                         } else {
 575                             getFileOperationsHelper().openFile(mWaitingToPreview);
 576                         }
 577                     }
 578                     mWaitingToPreview = null;
 579                 }
 580                 if (!detailsFragmentChanged) {
 581                     detailsFragment.updateFileDetails(false, (success));
 582                 }
 583             }
 584         }
 585     }
 586
 587     @Override
 588     public boolean onPrepareOptionsMenu(Menu menu) {
 589         boolean drawerOpen = mDrawerLayout.isDrawerOpen(GravityCompat.START);
 590         menu.findItem(R.id.action_upload).setVisible(!drawerOpen);
 591         menu.findItem(R.id.action_create_dir).setVisible(!drawerOpen);
 592         menu.findItem(R.id.action_sort).setVisible(!drawerOpen);
 593
 594         return super.onPrepareOptionsMenu(menu);
 595     }
 596
 597     @Override
 598     public boolean onCreateOptionsMenu(Menu menu) {
 599         MenuInflater inflater = getSherlock().getMenuInflater();
 600         inflater.inflate(R.menu.main_menu, menu);
 601         return true;
 602     }
 603
 604
 605     @Override
 606     public boolean onOptionsItemSelected(MenuItem item) {
 607         boolean retval = true;
 608         switch (item.getItemId()) {
 609         case R.id.action_create_dir: {
 610             CreateFolderDialogFragment dialog = CreateFolderDialogFragment.newInstance(getCurrentDir());
 611             dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
 612             break;
 613         }
 614         case R.id.action_upload: {
 615             UploadSourceDialogFragment dialog = UploadSourceDialogFragment.newInstance(getAccount());
 616             dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
 617
 618             break;
 619         }
 620         case android.R.id.home: {
 621             if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
 622                 mDrawerLayout.closeDrawer(GravityCompat.START);
 623             } else {
 624                 mDrawerLayout.openDrawer(GravityCompat.START);
 625             }
 626             // TODO add hamburger to left of android.R.id.home
 627             break;
 628         }
 629         case R.id.action_sort: {
 630             SharedPreferences appPreferences = PreferenceManager
 631                     .getDefaultSharedPreferences(this);
 632
 633             // Read sorting order, default to sort by name ascending
 634             Integer sortOrder = appPreferences
 635                     .getInt("sortOrder", FileStorageUtils.SORT_NAME);
 636
 637             AlertDialog.Builder builder = new AlertDialog.Builder(this);
 638             builder.setTitle(R.string.actionbar_sort_title)
 639             .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder , new DialogInterface.OnClickListener() {
 640                 public void onClick(DialogInterface dialog, int which) {
 641                     switch (which){
 642                         case 0:
 643                             sortByName(true);
 644                             break;
 645                         case 1:
 646                             sortByDate(false);
 647                             break;
 648                     }
 649
 650                     dialog.dismiss();
 651                 }
 652             });
 653             builder.create().show();
 654             break;
 655         }
 656         default:
 657             retval = super.onOptionsItemSelected(item);
 658         }
 659         return retval;
 660     }
 661
 662     private void startSynchronization() {
 663         Log_OC.d(TAG, "Got to start sync");
 664         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 665             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 666             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 667             Bundle bundle = new Bundle();
 668             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 669             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 670             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 671             ContentResolver.requestSync(
 672                     getAccount(),
 673                     MainApp.getAuthority(), bundle);
 674         } else {
 675             Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 676             SyncRequest.Builder builder = new SyncRequest.Builder();
 677             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 678             builder.setExpedited(true);
 679             builder.setManual(true);
 680             builder.syncOnce();
 681
 682             // Fix bug in Android Lollipop when you click on refresh the whole account
 683             Bundle extras = new Bundle();
 684             builder.setExtras(extras);
 685
 686             SyncRequest request = builder.build();
 687             ContentResolver.requestSync(request);
 688         }
 689     }
 690
 691
 692     @Override
 693     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 694         if (itemPosition != 0) {
 695             String targetPath = "";
 696             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 697                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 698             }
 699             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 700             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 701             if (targetFolder != null) {
 702                 browseTo(targetFolder);
 703             }
 704
 705             // the next operation triggers a new call to this method, but it's necessary to
 706             // ensure that the name exposed in the action bar is the current directory when the
 707             // user selected it in the navigation list
 708             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 709                 getSupportActionBar().setSelectedNavigationItem(0);
 710         }
 711         return true;
 712     }
 713
 714     /**
 715      * Called, when the user selected something for uploading
 716      *
 717      */
 718     @TargetApi(Build.VERSION_CODES.JELLY_BEAN)
 719     @Override
 720     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 721
 722         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 723             //getClipData is only supported on api level 16+, Jelly Bean
 724             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
 725                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
 726                     Intent intent = new Intent();
 727                     intent.setData(data.getClipData().getItemAt(i).getUri());
 728                     requestSimpleUpload(intent, resultCode);
 729                 }
 730             }else {
 731                 requestSimpleUpload(data, resultCode);
 732             }
 733         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 734             requestMultipleUpload(data, resultCode);
 735
 736         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
 737
 738             final Intent fData = data;
 739             final int fResultCode = resultCode;
 740             getHandler().postDelayed(
 741                 new Runnable() {
 742                     @Override
 743                     public void run() {
 744                         requestMoveOperation(fData, fResultCode);
 745                     }
 746                 },
 747                 DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 748             );
 749
 750         } else {
 751             super.onActivityResult(requestCode, resultCode, data);
 752         }
 753
 754     }
 755
 756     private void requestMultipleUpload(Intent data, int resultCode) {
 757         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 758         if (filePaths != null) {
 759             String[] remotePaths = new String[filePaths.length];
 760             String remotePathBase = "";
 761
 762             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 763                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 764             }
 765             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 766                 remotePathBase += OCFile.PATH_SEPARATOR;
 767             for (int j = 0; j< remotePaths.length; j++) {
 768                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 769             }
 770
 771             Intent i = new Intent(this, FileUploader.class);
 772             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 773             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 774             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 775             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 776             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 777                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 778             startService(i);
 779
 780         } else {
 781             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 782             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 783             t.show();
 784             return;
 785         }
 786     }
 787
 788
 789     private void requestSimpleUpload(Intent data, int resultCode) {
 790         String filePath = null;
 791         String mimeType = null;
 792
 793         Uri selectedImageUri = data.getData();
 794
 795         try {
 796             mimeType = getContentResolver().getType(selectedImageUri);
 797
 798             String fileManagerString = selectedImageUri.getPath();
 799             String selectedImagePath = UriUtils.getLocalPath(selectedImageUri, this);
 800
 801             if (selectedImagePath != null)
 802                 filePath = selectedImagePath;
 803             else
 804                 filePath = fileManagerString;
 805
 806         } catch (Exception e) {
 807             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 808
 809         } finally {
 810             if (filePath == null) {
 811                 Log_OC.e(TAG, "Couldn't resolve path to file");
 812                 Toast t = Toast.makeText(
 813                         this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG
 814                 );
 815                 t.show();
 816                 return;
 817             }
 818         }
 819
 820         Intent i = new Intent(this, FileUploader.class);
 821         i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 822         OCFile currentDir = getCurrentDir();
 823         String remotePath =  (currentDir != null) ? currentDir.getRemotePath() : OCFile.ROOT_PATH;
 824
 825         if (filePath.startsWith(UriUtils.URI_CONTENT_SCHEME)) {
 826             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
 827             try {
 828                 if (cursor != null && cursor.moveToFirst()) {
 829                     String displayName = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
 830                     Log_OC.v(TAG, "Display Name: " + displayName );
 831
 832                     displayName.replace(File.separatorChar, '_');
 833                     displayName.replace(File.pathSeparatorChar, '_');
 834                     remotePath += displayName + DisplayUtils.getComposedFileExtension(filePath);
 835
 836                 }
 837                 // and what happens in case of error?; wrong target name for the upload
 838             } finally {
 839                 cursor.close();
 840             }
 841
 842         } else {
 843             remotePath += new File(filePath).getName();
 844         }
 845
 846         i.putExtra(FileUploader.KEY_LOCAL_FILE, filePath);
 847         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePath);
 848         i.putExtra(FileUploader.KEY_MIME_TYPE, mimeType);
 849         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 850         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 851         i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 852         startService(i);
 853     }
 854
 855     /**
 856      * Request the operation for moving the file/folder from one path to another
 857      *
 858      * @param data              Intent received
 859      * @param resultCode        Result code received
 860      */
 861     private void requestMoveOperation(Intent data, int resultCode) {
 862         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FOLDER);
 863         OCFile targetFile = (OCFile) data.getParcelableExtra(FolderPickerActivity.EXTRA_FILE);
 864         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 865     }
 866
 867     @Override
 868     public void onBackPressed() {
 869         OCFileListFragment listOfFiles = getListOfFilesFragment();
 870         if (mDualPane || getSecondFragment() == null) {
 871             if (listOfFiles != null) {  // should never be null, indeed
 872                 if (mDirectories.getCount() <= 1) {
 873                     finish();
 874                     return;
 875                 }
 876                 int levelsUp = listOfFiles.onBrowseUp();
 877                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 878                     popDirname();
 879                 }
 880             }
 881         }
 882         if (listOfFiles != null) {  // should never be null, indeed
 883             setFile(listOfFiles.getCurrentFile());
 884         }
 885         cleanSecondFragment();
 886
 887     }
 888
 889     @Override
 890     protected void onSaveInstanceState(Bundle outState) {
 891         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 892         Log_OC.v(TAG, "onSaveInstanceState() start");
 893         super.onSaveInstanceState(outState);
 894         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 895         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 896         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 897         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 898
 899         Log_OC.v(TAG, "onSaveInstanceState() end");
 900     }
 901
 902
 903
 904     @Override
 905     protected void onResume() {
 906         Log_OC.v(TAG, "onResume() start");
 907         super.onResume();
 908
 909         // refresh Navigation Drawer account list
 910         mNavigationDrawerAdapter.updateAccountList();
 911
 912         // refresh list of files
 913         refreshListOfFilesFragment();
 914
 915         // Listen for sync messages
 916         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 917         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 918         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 919         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 920         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 921         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 922         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 923         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 924
 925         // Listen for upload messages
 926         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 927         mUploadFinishReceiver = new UploadFinishReceiver();
 928         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 929
 930         // Listen for download messages
 931         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 932         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 933         mDownloadFinishReceiver = new DownloadFinishReceiver();
 934         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 935
 936         Log_OC.v(TAG, "onResume() end");
 937     }
 938
 939
 940     @Override
 941     protected void onPause() {
 942         Log_OC.v(TAG, "onPause() start");
 943         if (mSyncBroadcastReceiver != null) {
 944             unregisterReceiver(mSyncBroadcastReceiver);
 945             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 946             mSyncBroadcastReceiver = null;
 947         }
 948         if (mUploadFinishReceiver != null) {
 949             unregisterReceiver(mUploadFinishReceiver);
 950             mUploadFinishReceiver = null;
 951         }
 952         if (mDownloadFinishReceiver != null) {
 953             unregisterReceiver(mDownloadFinishReceiver);
 954             mDownloadFinishReceiver = null;
 955         }
 956
 957         super.onPause();
 958         Log_OC.v(TAG, "onPause() end");
 959     }
 960
 961     /**
 962      * Pushes a directory to the drop down list
 963      * @param directory to push
 964      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 965      */
 966     public void pushDirname(OCFile directory) {
 967         if(!directory.isFolder()){
 968             throw new IllegalArgumentException("Only directories may be pushed!");
 969         }
 970         mDirectories.insert(directory.getFileName(), 0);
 971         setFile(directory);
 972     }
 973
 974     /**
 975      * Pops a directory name from the drop down list
 976      * @return True, unless the stack is empty
 977      */
 978     public boolean popDirname() {
 979         mDirectories.remove(mDirectories.getItem(0));
 980         return !mDirectories.isEmpty();
 981     }
 982
 983     // Custom array adapter to override text colors
 984     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 985
 986         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 987             super(ctx, view);
 988         }
 989
 990         public View getView(int position, View convertView, ViewGroup parent) {
 991             View v = super.getView(position, convertView, parent);
 992
 993             ((TextView) v).setTextColor(getResources().getColorStateList(
 994                     android.R.color.white));
 995
 996             fixRoot((TextView) v );
 997             return v;
 998         }
 999
1000         public View getDropDownView(int position, View convertView,
1001                 ViewGroup parent) {
1002             View v = super.getDropDownView(position, convertView, parent);
1003
1004             ((TextView) v).setTextColor(getResources().getColorStateList(
1005                     android.R.color.white));
1006
1007             fixRoot((TextView) v );
1008             return v;
1009         }
1010
1011         private void fixRoot(TextView v) {
1012             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
1013                 v.setText(R.string.default_display_name_for_root_folder);
1014             }
1015         }
1016
1017     }
1018
1019     private class SyncBroadcastReceiver extends BroadcastReceiver {
1020
1021         /**
1022          * {@link BroadcastReceiver} to enable syncing feedback in UI
1023          */
1024         @Override
1025         public void onReceive(Context context, Intent intent) {
1026             try {
1027                 String event = intent.getAction();
1028                 Log_OC.d(TAG, "Received broadcast " + event);
1029                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
1030                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
1031                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
1032                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
1033
1034                 if (sameAccount) {
1035
1036                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
1037                         mSyncInProgress = true;
1038
1039                     } else {
1040                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
1041                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
1042
1043                         if (currentDir == null) {
1044                             // current folder was removed from the server
1045                             Toast.makeText( FileDisplayActivity.this,
1046                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
1047                                             Toast.LENGTH_LONG)
1048                                 .show();
1049                             browseToRoot();
1050
1051                         } else {
1052                             if (currentFile == null && !getFile().isFolder()) {
1053                                 // currently selected file was removed in the server, and now we know it
1054                                 cleanSecondFragment();
1055                                 currentFile = currentDir;
1056                             }
1057
1058                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
1059                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
1060                                 if (fileListFragment != null) {
1061                                     fileListFragment.listDirectory();
1062                                     // TODO Enable when "On Device" is recovered ?
1063                                     // fileListFragment.listDirectory(currentDir, MainApp.getOnlyOnDevice());
1064                                 }
1065                             }
1066                             setFile(currentFile);
1067                         }
1068
1069                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
1070
1071                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
1072                                     equals(event) &&
1073                                 /// TODO refactor and make common
1074                                 synchResult != null && !synchResult.isSuccess() &&
1075                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
1076                                     synchResult.isIdPRedirection()                  ||
1077                                     (synchResult.isException() && synchResult.getException()
1078                                             instanceof AuthenticatorException))) {
1079
1080
1081                             try {
1082                                 OwnCloudClient client;
1083                                 OwnCloudAccount ocAccount =
1084                                         new OwnCloudAccount(getAccount(), context);
1085                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
1086                                         removeClientFor(ocAccount));
1087
1088                                 if (client != null) {
1089                                     OwnCloudCredentials cred = client.getCredentials();
1090                                     if (cred != null) {
1091                                         AccountManager am = AccountManager.get(context);
1092                                         if (cred.authTokenExpires()) {
1093                                             am.invalidateAuthToken(
1094                                                     getAccount().type,
1095                                                     cred.getAuthToken()
1096                                             );
1097                                         } else {
1098                                             am.clearPassword(getAccount());
1099                                         }
1100                                     }
1101                                 }
1102                                 requestCredentialsUpdate();
1103
1104                             } catch (AccountNotFoundException e) {
1105                                 Log_OC.e(TAG, "Account " + getAccount() + " was removed!", e);
1106                             }
1107
1108                         }
1109                     }
1110                     removeStickyBroadcast(intent);
1111                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
1112                     setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
1113
1114                     setBackgroundText();
1115
1116                 }
1117
1118                 if (synchResult != null) {
1119                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1120                         mLastSslUntrustedServerResult = synchResult;
1121                     }
1122                 }
1123             } catch (RuntimeException e) {
1124                 // avoid app crashes after changing the serial id of RemoteOperationResult
1125                 // in owncloud library with broadcast notifications pending to process
1126                 removeStickyBroadcast(intent);
1127             }
1128         }
1129     }
1130
1131     /**
1132      * Show a text message on screen view for notifying user if content is
1133      * loading or folder is empty
1134      */
1135     private void setBackgroundText() {
1136         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1137         if (ocFileListFragment != null) {
1138             int message = R.string.file_list_loading;
1139             if (!mSyncInProgress) {
1140                 // In case file list is empty
1141                 message = R.string.file_list_empty;
1142             }
1143             ocFileListFragment.setMessageForEmptyList(getString(message));
1144         } else {
1145             Log_OC.e(TAG, "OCFileListFragment is null");
1146         }
1147     }
1148
1149     /**
1150      * Once the file upload has finished -> update view
1151      */
1152     private class UploadFinishReceiver extends BroadcastReceiver {
1153         /**
1154          * Once the file upload has finished -> update view
1155          *  @author David A. Velasco
1156          * {@link BroadcastReceiver} to enable upload feedback in UI
1157          */
1158         @Override
1159         public void onReceive(Context context, Intent intent) {
1160             try {
1161                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1162                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1163                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1164                 OCFile currentDir = getCurrentDir();
1165                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1166                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1167
1168                 if (sameAccount && isDescendant) {
1169                     refreshListOfFilesFragment();
1170                 }
1171
1172                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
1173                 boolean renamedInUpload = getFile().getRemotePath().
1174                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1175                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1176                         renamedInUpload;
1177                 FileFragment details = getSecondFragment();
1178                 boolean detailFragmentIsShown = (details != null &&
1179                         details instanceof FileDetailFragment);
1180
1181                 if (sameAccount && sameFile && detailFragmentIsShown) {
1182                     if (uploadWasFine) {
1183                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1184                     }
1185                     if (renamedInUpload) {
1186                         String newName = (new File(uploadedRemotePath)).getName();
1187                         Toast msg = Toast.makeText(
1188                                 context,
1189                                 String.format(
1190                                         getString(R.string.filedetails_renamed_in_upload_msg),
1191                                         newName),
1192                                 Toast.LENGTH_LONG);
1193                         msg.show();
1194                     }
1195                     if (uploadWasFine || getFile().fileExists()) {
1196                         ((FileDetailFragment)details).updateFileDetails(false, true);
1197                     } else {
1198                         cleanSecondFragment();
1199                     }
1200
1201                     // Force the preview if the file is an image
1202                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1203                         startImagePreview(getFile());
1204                     } // TODO what about other kind of previews?
1205                 }
1206
1207             } finally {
1208                 if (intent != null) {
1209                     removeStickyBroadcast(intent);
1210                 }
1211             }
1212
1213         }
1214
1215     }
1216
1217
1218     /**
1219      * Class waiting for broadcast events from the {@link FileDownloader} service.
1220      *
1221      * Updates the UI when a download is started or finished, provided that it is relevant for the
1222      * current folder.
1223      */
1224     private class DownloadFinishReceiver extends BroadcastReceiver {
1225
1226         //int refreshCounter = 0;
1227         @Override
1228         public void onReceive(Context context, Intent intent) {
1229             try {
1230                 boolean sameAccount = isSameAccount(context, intent);
1231                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1232                 boolean isDescendant = isDescendant(downloadedRemotePath);
1233
1234                 if (sameAccount && isDescendant) {
1235                     String linkedToRemotePath = intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
1236                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
1237                         //Log_OC.v(TAG, "refresh #" + ++refreshCounter);
1238                         refreshListOfFilesFragment();
1239                     }
1240                     refreshSecondFragment(
1241                             intent.getAction(),
1242                             downloadedRemotePath,
1243                             intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false)
1244                     );
1245                 }
1246
1247                 if (mWaitingToSend != null) {
1248                     mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
1249                     if (mWaitingToSend.isDown()) {
1250                         sendDownloadedFile();
1251                     }
1252                 }
1253
1254             } finally {
1255                 if (intent != null) {
1256                     removeStickyBroadcast(intent);
1257                 }
1258             }
1259         }
1260
1261         private boolean isDescendant(String downloadedRemotePath) {
1262             OCFile currentDir = getCurrentDir();
1263             return (
1264                 currentDir != null &&
1265                 downloadedRemotePath != null &&
1266                 downloadedRemotePath.startsWith(currentDir.getRemotePath())
1267             );
1268         }
1269
1270         private boolean isAscendant(String linkedToRemotePath) {
1271             OCFile currentDir = getCurrentDir();
1272             return (
1273                 currentDir != null &&
1274                 currentDir.getRemotePath().startsWith(linkedToRemotePath)
1275             );
1276         }
1277
1278         private boolean isSameAccount(Context context, Intent intent) {
1279             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1280             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1281         }
1282     }
1283
1284
1285     public void browseToRoot() {
1286         OCFileListFragment listOfFiles = getListOfFilesFragment();
1287         if (listOfFiles != null) {  // should never be null, indeed
1288             while (mDirectories.getCount() > 1) {
1289                 popDirname();
1290             }
1291             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1292             listOfFiles.listDirectory(root);
1293             // TODO Enable when "On Device" is recovered ?
1294             // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
1295             setFile(listOfFiles.getCurrentFile());
1296             startSyncFolderOperation(root, false);
1297         }
1298         cleanSecondFragment();
1299     }
1300
1301
1302     public void browseTo(OCFile folder) {
1303         if (folder == null || !folder.isFolder()) {
1304             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1305         }
1306         OCFileListFragment listOfFiles = getListOfFilesFragment();
1307         if (listOfFiles != null) {
1308             setNavigationListWithFolder(folder);
1309             listOfFiles.listDirectory(folder);
1310             // TODO Enable when "On Device" is recovered ?
1311             // listOfFiles.listDirectory(folder, MainApp.getOnlyOnDevice());
1312             setFile(listOfFiles.getCurrentFile());
1313             startSyncFolderOperation(folder, false);
1314         } else {
1315             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1316         }
1317         cleanSecondFragment();
1318     }
1319
1320
1321     /**
1322      * {@inheritDoc}
1323      *
1324      * Updates action bar and second fragment, if in dual pane mode.
1325      */
1326     @Override
1327     public void onBrowsedDownTo(OCFile directory) {
1328         pushDirname(directory);
1329         cleanSecondFragment();
1330
1331         // Sync Folder
1332         startSyncFolderOperation(directory, false);
1333
1334     }
1335
1336     /**
1337      * Shows the information of the {@link OCFile} received as a
1338      * parameter in the second fragment.
1339      *
1340      * @param file          {@link OCFile} whose details will be shown
1341      */
1342     @Override
1343     public void showDetails(OCFile file) {
1344         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1345         setSecondFragment(detailFragment);
1346         updateFragmentsVisibility(true);
1347         updateNavigationElementsInActionBar(file);
1348         setFile(file);
1349     }
1350
1351
1352     /**
1353      * TODO
1354      */
1355     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1356         ActionBar actionBar = getSupportActionBar();
1357
1358         // For adding content description tag to a title field in the action bar
1359         int actionBarTitleId = getResources().getIdentifier("action_bar_title", "id", "android");
1360
1361         if (chosenFile == null || mDualPane) {
1362             // only list of files - set for browsing through folders
1363             OCFile currentDir = getCurrentDir();
1364             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1365 //            actionBar.setDisplayHomeAsUpEnabled(noRoot);
1366 //            actionBar.setDisplayShowTitleEnabled(!noRoot);
1367             actionBar.setDisplayHomeAsUpEnabled(true);
1368             actionBar.setDisplayShowTitleEnabled(true);
1369             if (!noRoot) {
1370                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1371                 View actionBarTitleView = getWindow().getDecorView().findViewById(actionBarTitleId);
1372                 if (actionBarTitleView != null) {    // it's null in Android 2.x
1373                     actionBarTitleView.setContentDescription(getString(R.string.default_display_name_for_root_folder));
1374                 }
1375             }
1376             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1377             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1378
1379         } else {
1380             actionBar.setDisplayHomeAsUpEnabled(true);
1381             actionBar.setDisplayShowTitleEnabled(true);
1382             actionBar.setTitle(chosenFile.getFileName());
1383             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1384             View actionBarTitleView = getWindow().getDecorView().findViewById(actionBarTitleId);
1385             if (actionBarTitleView != null) {    // it's null in Android 2.x
1386                 getWindow().getDecorView().findViewById(actionBarTitleId).
1387                         setContentDescription(chosenFile.getFileName());
1388             }
1389         }
1390     }
1391
1392
1393     @Override
1394     protected ServiceConnection newTransferenceServiceConnection() {
1395         return new ListServiceConnection();
1396     }
1397
1398     /** Defines callbacks for service binding, passed to bindService() */
1399     private class ListServiceConnection implements ServiceConnection {
1400
1401         @Override
1402         public void onServiceConnected(ComponentName component, IBinder service) {
1403             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1404                 Log_OC.d(TAG, "Download service connected");
1405                 mDownloaderBinder = (FileDownloaderBinder) service;
1406                 if (mWaitingToPreview != null)
1407                     if (getStorageManager() != null) {
1408                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId()); // update the file
1409                         if (!mWaitingToPreview.isDown()) {
1410                             requestForDownload();
1411                         }
1412                 }
1413
1414             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1415                 Log_OC.d(TAG, "Upload service connected");
1416                 mUploaderBinder = (FileUploaderBinder) service;
1417             } else {
1418                 return;
1419             }
1420             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1421             OCFileListFragment listOfFiles = getListOfFilesFragment();
1422             if (listOfFiles != null) {
1423                 listOfFiles.listDirectory();
1424                 // TODO Enable when "On Device" is recovered ?
1425                 // listOfFiles.listDirectory(MainApp.getOnlyOnDevice());
1426             }
1427             FileFragment secondFragment = getSecondFragment();
1428             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1429                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1430                 detailFragment.listenForTransferProgress();
1431                 detailFragment.updateFileDetails(false, false);
1432             }
1433         }
1434
1435         @Override
1436         public void onServiceDisconnected(ComponentName component) {
1437             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1438                 Log_OC.d(TAG, "Download service disconnected");
1439                 mDownloaderBinder = null;
1440             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1441                 Log_OC.d(TAG, "Upload service disconnected");
1442                 mUploaderBinder = null;
1443             }
1444         }
1445     };
1446
1447     @Override
1448     public void onSavedCertificate() {
1449         startSyncFolderOperation(getCurrentDir(), false);
1450     }
1451
1452
1453     @Override
1454     public void onFailedSavingCertificate() {
1455         ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance(
1456                 R.string.ssl_validator_not_saved, new String[]{}, R.string.common_ok, -1, -1
1457         );
1458         dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED);
1459     }
1460
1461     @Override
1462     public void onCancelCertificate() {
1463         // nothing to do
1464     }
1465
1466     /**
1467      * Updates the view associated to the activity after the finish of some operation over files
1468      * in the current account.
1469      *
1470      * @param operation     Removal operation performed.
1471      * @param result        Result of the removal.
1472      */
1473     @Override
1474     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1475         super.onRemoteOperationFinish(operation, result);
1476
1477         if (operation instanceof RemoveFileOperation) {
1478             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1479
1480         } else if (operation instanceof RenameFileOperation) {
1481             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1482
1483         } else if (operation instanceof SynchronizeFileOperation) {
1484             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1485
1486         } else if (operation instanceof CreateFolderOperation) {
1487             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1488
1489         } else if (operation instanceof CreateShareOperation) {
1490             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1491
1492         } else if (operation instanceof UnshareLinkOperation) {
1493             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1494
1495         } else if (operation instanceof MoveFileOperation) {
1496             onMoveFileOperationFinish((MoveFileOperation)operation, result);
1497         }
1498
1499     }
1500
1501
1502     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1503         if (result.isSuccess()) {
1504             refreshShowDetails();
1505             refreshListOfFilesFragment();
1506         }
1507     }
1508
1509
1510     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1511         if (result.isSuccess()) {
1512             refreshShowDetails();
1513             refreshListOfFilesFragment();
1514
1515         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1516             cleanSecondFragment();
1517             refreshListOfFilesFragment();
1518         }
1519     }
1520
1521     private void refreshShowDetails() {
1522         FileFragment details = getSecondFragment();
1523         if (details != null) {
1524             OCFile file = details.getFile();
1525             if (file != null) {
1526                 file = getStorageManager().getFileByPath(file.getRemotePath());
1527                 if (details instanceof PreviewMediaFragment) {
1528                     // Refresh  OCFile of the fragment
1529                     ((PreviewMediaFragment) details).updateFile(file);
1530                 } else {
1531                     showDetails(file);
1532                 }
1533             }
1534             invalidateOptionsMenu();
1535         }
1536     }
1537
1538     /**
1539      * Updates the view associated to the activity after the finish of an operation trying to remove a
1540      * file.
1541      *
1542      * @param operation     Removal operation performed.
1543      * @param result        Result of the removal.
1544      */
1545     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1546         dismissLoadingDialog();
1547
1548         Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1549                 Toast.LENGTH_LONG);
1550         msg.show();
1551
1552         if (result.isSuccess()) {
1553             OCFile removedFile = operation.getFile();
1554             FileFragment second = getSecondFragment();
1555             if (second != null && removedFile.equals(second.getFile())) {
1556                 if (second instanceof PreviewMediaFragment) {
1557                     ((PreviewMediaFragment)second).stopPreview(true);
1558                 }
1559                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1560                 cleanSecondFragment();
1561             }
1562             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1563                 refreshListOfFilesFragment();
1564             }
1565             invalidateOptionsMenu();
1566         } else {
1567             if (result.isSslRecoverableException()) {
1568                 mLastSslUntrustedServerResult = result;
1569                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1570             }
1571         }
1572     }
1573
1574
1575     /**
1576      * Updates the view associated to the activity after the finish of an operation trying to move a
1577      * file.
1578      *
1579      * @param operation     Move operation performed.
1580      * @param result        Result of the move operation.
1581      */
1582     private void onMoveFileOperationFinish(MoveFileOperation operation, RemoteOperationResult result) {
1583         if (result.isSuccess()) {
1584             dismissLoadingDialog();
1585             refreshListOfFilesFragment();
1586         } else {
1587             dismissLoadingDialog();
1588             try {
1589                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1590                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1591                         Toast.LENGTH_LONG);
1592                 msg.show();
1593
1594             } catch (NotFoundException e) {
1595                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1596             }
1597         }
1598     }
1599
1600
1601     /**
1602      * Updates the view associated to the activity after the finish of an operation trying to rename a
1603      * file.
1604      *
1605      * @param operation     Renaming operation performed.
1606      * @param result        Result of the renaming.
1607      */
1608     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1609         dismissLoadingDialog();
1610         OCFile renamedFile = operation.getFile();
1611         if (result.isSuccess()) {
1612             FileFragment details = getSecondFragment();
1613             if (details != null) {
1614                 if (details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1615                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1616                     showDetails(renamedFile);
1617
1618                 } else if (details instanceof PreviewMediaFragment && renamedFile.equals(details.getFile())) {
1619                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1620                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1621                         int position = ((PreviewMediaFragment)details).getPosition();
1622                         startMediaPreview(renamedFile, position, true);
1623                     } else {
1624                         getFileOperationsHelper().openFile(renamedFile);
1625                     }
1626                 }
1627             }
1628
1629             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1630                 refreshListOfFilesFragment();
1631             }
1632
1633         } else {
1634             Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1635                     Toast.LENGTH_LONG);
1636             msg.show();
1637
1638             if (result.isSslRecoverableException()) {
1639                 mLastSslUntrustedServerResult = result;
1640                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1641             }
1642         }
1643     }
1644
1645     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1646         dismissLoadingDialog();
1647         OCFile syncedFile = operation.getLocalFile();
1648         if (!result.isSuccess()) {
1649             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1650                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1651                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1652                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1653                 startActivity(i);
1654
1655             }
1656
1657         } else {
1658             if (operation.transferWasRequested()) {
1659                 onTransferStateChanged(syncedFile, true, true);
1660
1661             } else {
1662                 Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1663                         Toast.LENGTH_LONG);
1664                 msg.show();
1665             }
1666         }
1667     }
1668
1669     /**
1670      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1671      *
1672      * @param operation     Creation operation performed.
1673      * @param result        Result of the creation.
1674      */
1675     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1676         if (result.isSuccess()) {
1677             dismissLoadingDialog();
1678             refreshListOfFilesFragment();
1679         } else {
1680             dismissLoadingDialog();
1681             try {
1682                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1683                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1684                         Toast.LENGTH_LONG);
1685                 msg.show();
1686
1687             } catch (NotFoundException e) {
1688                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1689             }
1690         }
1691     }
1692
1693
1694     /**
1695      * {@inheritDoc}
1696      */
1697     @Override
1698     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1699         refreshListOfFilesFragment();
1700         FileFragment details = getSecondFragment();
1701         if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1702             if (downloading || uploading) {
1703                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1704             } else {
1705                 if (!file.fileExists()) {
1706                     cleanSecondFragment();
1707                 } else {
1708                     ((FileDetailFragment)details).updateFileDetails(false, true);
1709                 }
1710             }
1711         }
1712
1713     }
1714
1715
1716     private void requestForDownload() {
1717         Account account = getAccount();
1718         //if (!mWaitingToPreview.isDownloading()) {
1719         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1720             Intent i = new Intent(this, FileDownloader.class);
1721             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1722             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1723             startService(i);
1724         }
1725     }
1726
1727
1728     private OCFile getCurrentDir() {
1729         OCFile file = getFile();
1730         if (file != null) {
1731             if (file.isFolder()) {
1732                 return file;
1733             } else if (getStorageManager() != null) {
1734                 String parentPath = file.getRemotePath().substring(0,
1735                         file.getRemotePath().lastIndexOf(file.getFileName()));
1736                 return getStorageManager().getFileByPath(parentPath);
1737             }
1738         }
1739         return null;
1740     }
1741
1742     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1743         long currentSyncTime = System.currentTimeMillis();
1744
1745         mSyncInProgress = true;
1746
1747         // perform folder synchronization
1748         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
1749                                                                         currentSyncTime,
1750                                                                         false,
1751                                                                         getFileOperationsHelper().isSharedSupported(),
1752                                                                         ignoreETag,
1753                                                                         getStorageManager(),
1754                                                                         getAccount(),
1755                                                                         getApplicationContext()
1756                                                                       );
1757         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
1758
1759         setSupportProgressBarIndeterminateVisibility(true);
1760
1761         setBackgroundText();
1762     }
1763
1764     /**
1765      * Show untrusted cert dialog
1766      */
1767     public void showUntrustedCertDialog(RemoteOperationResult result) {
1768         // Show a dialog with the certificate info
1769         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
1770                 (CertificateCombinedException) result.getException());
1771         FragmentManager fm = getSupportFragmentManager();
1772         FragmentTransaction ft = fm.beginTransaction();
1773         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1774     }
1775
1776     private void requestForDownload(OCFile file) {
1777         Account account = getAccount();
1778         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1779             Intent i = new Intent(this, FileDownloader.class);
1780             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1781             i.putExtra(FileDownloader.EXTRA_FILE, file);
1782             startService(i);
1783         }
1784     }
1785
1786     private void sendDownloadedFile(){
1787         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1788         mWaitingToSend = null;
1789     }
1790
1791
1792     /**
1793      * Requests the download of the received {@link OCFile} , updates the UI
1794      * to monitor the download progress and prepares the activity to send the file
1795      * when the download finishes.
1796      *
1797      * @param file          {@link OCFile} to download and preview.
1798      */
1799     public void startDownloadForSending(OCFile file) {
1800         mWaitingToSend = file;
1801         requestForDownload(mWaitingToSend);
1802         boolean hasSecondFragment = (getSecondFragment()!= null);
1803         updateFragmentsVisibility(hasSecondFragment);
1804     }
1805
1806     /**
1807      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1808      *
1809      * @param file                      Image {@link OCFile} to show.
1810      */
1811     public void startImagePreview(OCFile file) {
1812         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1813         showDetailsIntent.putExtra(EXTRA_FILE, file);
1814         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1815         startActivity(showDetailsIntent);
1816
1817     }
1818
1819     /**
1820      * Stars the preview of an already down media {@link OCFile}.
1821      *
1822      * @param file                      Media {@link OCFile} to preview.
1823      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1824      * @param autoplay                  When 'true', the playback will start without user interactions.
1825      */
1826     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1827         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1828         setSecondFragment(mediaFragment);
1829         updateFragmentsVisibility(true);
1830         updateNavigationElementsInActionBar(file);
1831         setFile(file);
1832     }
1833
1834     /**
1835      * Requests the download of the received {@link OCFile} , updates the UI
1836      * to monitor the download progress and prepares the activity to preview
1837      * or open the file when the download finishes.
1838      *
1839      * @param file          {@link OCFile} to download and preview.
1840      */
1841     public void startDownloadForPreview(OCFile file) {
1842         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1843         setSecondFragment(detailFragment);
1844         mWaitingToPreview = file;
1845         requestForDownload();
1846         updateFragmentsVisibility(true);
1847         updateNavigationElementsInActionBar(file);
1848         setFile(file);
1849     }
1850
1851
1852     public void cancelTransference(OCFile file) {
1853         getFileOperationsHelper().cancelTransference(file);
1854         if (mWaitingToPreview != null &&
1855                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1856             mWaitingToPreview = null;
1857         }
1858         if (mWaitingToSend != null &&
1859                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1860             mWaitingToSend = null;
1861         }
1862         onTransferStateChanged(file, false, false);
1863     }
1864
1865     @Override
1866     public void onRefresh(boolean ignoreETag) {
1867         refreshList(ignoreETag);
1868     }
1869
1870     @Override
1871     public void onRefresh() {
1872         refreshList(true);
1873     }
1874
1875     private void refreshList(boolean ignoreETag) {
1876         OCFileListFragment listOfFiles = getListOfFilesFragment();
1877         if (listOfFiles != null) {
1878             OCFile folder = listOfFiles.getCurrentFile();
1879             if (folder != null) {
1880                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1881                 listDirectory(mFile);*/
1882                 startSyncFolderOperation(folder, ignoreETag);
1883             }
1884         }
1885     }
1886
1887     private void sortByDate(boolean ascending){
1888         getListOfFilesFragment().sortByDate(ascending);
1889     }
1890
1891     private void sortBySize(boolean ascending){
1892         getListOfFilesFragment().sortBySize(ascending);
1893     }
1894
1895     private void sortByName(boolean ascending){
1896         getListOfFilesFragment().sortByName(ascending);
1897     }
1898
1899     public void restart(){
1900         Intent i = new Intent(this, FileDisplayActivity.class);
1901         i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
1902         startActivity(i);
1903     }
1904
1905     public void closeDrawer() {
1906         mDrawerLayout.closeDrawers();
1907     }
1908
1909     private class DrawerItemClickListener implements ListView.OnItemClickListener {
1910         @Override
1911         public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
1912             if (mShowAccounts && position > 0){
1913                 position = position - 1;
1914             }
1915             switch (position){
1916                 case 0: // Accounts
1917                     mShowAccounts = !mShowAccounts;
1918                     mNavigationDrawerAdapter.setShowAccounts(mShowAccounts);
1919                     mNavigationDrawerAdapter.notifyDataSetChanged();
1920                     break;
1921
1922                 case 1: // All Files
1923                     // TODO Enable when "On Device" is recovered ?
1924                     //MainApp.showOnlyFilesOnDevice(false);
1925                     mDrawerLayout.closeDrawers();
1926                     break;
1927
1928                 // TODO Enable when "On Device" is recovered ?
1929 //                case 2:
1930 //                    MainApp.showOnlyFilesOnDevice(true);
1931 //                    mDrawerLayout.closeDrawers();
1932 //                    break;
1933
1934                 case 2: // Settings
1935                     Intent settingsIntent = new Intent(getApplicationContext(),
1936                             Preferences.class);
1937                     startActivity(settingsIntent);
1938                     break;
1939
1940                 case 3: // Logs
1941                     Intent loggerIntent = new Intent(getApplicationContext(),
1942                             LogHistoryActivity.class);
1943                     startActivity(loggerIntent);
1944                     break;
1945             }
1946         }
1947     }
1948 }