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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2014 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.ui.activity;
  20
  21 import java.io.File;
  22 import org.apache.commons.httpclient.Credentials;
  23
  24 import android.accounts.Account;
  25 import android.accounts.AccountManager;
  26 import android.accounts.AuthenticatorException;
  27 import android.app.AlertDialog;
  28 import android.app.Dialog;
  29 import android.app.ProgressDialog;
  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.Bundle;
  44 import android.os.IBinder;
  45 import android.preference.PreferenceManager;
  46 import android.provider.MediaStore;
  47 import android.support.v4.app.Fragment;
  48 import android.support.v4.app.FragmentManager;
  49 import android.support.v4.app.FragmentTransaction;
  50 //import android.support.v4.content.LocalBroadcastManager;
  51 import android.util.Log;
  52 import android.view.View;
  53 import android.view.ViewGroup;
  54 import android.widget.ArrayAdapter;
  55 import android.widget.TextView;
  56 import android.widget.Toast;
  57
  58 import com.actionbarsherlock.app.ActionBar;
  59 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  60 import com.actionbarsherlock.view.Menu;
  61 import com.actionbarsherlock.view.MenuInflater;
  62 import com.actionbarsherlock.view.MenuItem;
  63 import com.actionbarsherlock.view.Window;
  64 import com.owncloud.android.MainApp;
  65 import com.owncloud.android.R;
  66 import com.owncloud.android.datamodel.OCFile;
  67 import com.owncloud.android.files.services.FileDownloader;
  68 import com.owncloud.android.files.services.FileObserverService;
  69 import com.owncloud.android.files.services.FileUploader;
  70 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  71 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  72 import com.owncloud.android.operations.CreateFolderOperation;
  73
  74 import com.owncloud.android.lib.common.OwnCloudClient;
  75 import com.owncloud.android.lib.common.OwnCloudClientMap;
  76 import com.owncloud.android.lib.common.network.BearerCredentials;
  77 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  78 import com.owncloud.android.lib.common.operations.RemoteOperation;
  79 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  80 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  81 import com.owncloud.android.operations.CreateShareOperation;
  82 import com.owncloud.android.operations.RemoveFileOperation;
  83 import com.owncloud.android.operations.RenameFileOperation;
  84 import com.owncloud.android.operations.SynchronizeFileOperation;
  85 import com.owncloud.android.operations.SynchronizeFolderOperation;
  86 import com.owncloud.android.operations.UnshareLinkOperation;
  87 import com.owncloud.android.syncadapter.FileSyncAdapter;
  88 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  89 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  90 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  91 import com.owncloud.android.ui.fragment.FileDetailFragment;
  92 import com.owncloud.android.ui.fragment.FileFragment;
  93 import com.owncloud.android.ui.fragment.OCFileListFragment;
  94 import com.owncloud.android.ui.preview.PreviewImageActivity;
  95 import com.owncloud.android.ui.preview.PreviewImageFragment;
  96 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  97 import com.owncloud.android.ui.preview.PreviewVideoActivity;
  98 import com.owncloud.android.utils.DisplayUtils;
  99 import com.owncloud.android.utils.ErrorMessageAdapter;
 100 import com.owncloud.android.utils.Log_OC;
 101
 102
 103 /**
 104  * Displays, what files the user has available in his ownCloud.
 105  *
 106  * @author Bartek Przybylski
 107  * @author David A. Velasco
 108  */
 109
 110 public class FileDisplayActivity extends HookActivity implements
 111 FileFragment.ContainerActivity, OnNavigationListener, OnSslUntrustedCertListener {
 112
 113     private ArrayAdapter<String> mDirectories;
 114
 115     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 116     private UploadFinishReceiver mUploadFinishReceiver;
 117     private DownloadFinishReceiver mDownloadFinishReceiver;
 118     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 119
 120     private boolean mDualPane;
 121     private View mLeftFragmentContainer;
 122     private View mRightFragmentContainer;
 123
 124     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 125     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 126     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 127
 128     public static final int DIALOG_SHORT_WAIT = 0;
 129     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 130     private static final int DIALOG_CERT_NOT_SAVED = 2;
 131
 132     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 133
 134     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 135     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 136
 137     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 138
 139     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 140     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 141
 142     private OCFile mWaitingToPreview;
 143
 144     private boolean mSyncInProgress = false;
 145
 146     private String DIALOG_UNTRUSTED_CERT;
 147
 148     private OCFile mWaitingToSend;
 149
 150     @Override
 151     protected void onCreate(Bundle savedInstanceState) {
 152         Log_OC.d(TAG, "onCreate() start");
 153         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 154
 155         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 156
 157         // PIN CODE request ;  best location is to decide, let's try this first
 158         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 159             requestPinCode();
 160         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 161             requestPinCode();
 162         }
 163
 164         /// file observer
 165         Intent observer_intent = new Intent(this, FileObserverService.class);
 166         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 167         startService(observer_intent);
 168
 169         /// Load of saved instance state
 170         if(savedInstanceState != null) {
 171             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 172             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 173             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 174
 175         } else {
 176             mWaitingToPreview = null;
 177             mSyncInProgress = false;
 178             mWaitingToSend = null;
 179         }
 180
 181         /// USER INTERFACE
 182
 183         // Inflate and set the layout view
 184         setContentView(R.layout.files);
 185         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 186         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 187         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 188         if (savedInstanceState == null) {
 189             createMinFragments();
 190         }
 191
 192         // Action bar setup
 193         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 194         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 195         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 196
 197         Log_OC.d(TAG, "onCreate() end");
 198     }
 199
 200     @Override
 201     protected void onStart() {
 202         super.onStart();
 203         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 204     }
 205
 206     @Override
 207     protected void onDestroy() {
 208         super.onDestroy();
 209     }
 210
 211     /**
 212      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 213      */
 214     @Override
 215     protected void onAccountSet(boolean stateWasRecovered) {
 216         super.onAccountSet(stateWasRecovered);
 217         if (getAccount() != null) {
 218             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 219             OCFile file = getFile();
 220             // get parent from path
 221             String parentPath = "";
 222             if (file != null) {
 223                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 224                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 225                     // get parent from path
 226                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 227                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 228                         file = null; // not able to know the directory where the file is uploading
 229                 } else {
 230                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 231                 }
 232             }
 233             if (file == null) {
 234                 // fall back to root folder
 235                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 236             }
 237             setFile(file);
 238             setNavigationListWithFolder(file);
 239
 240             if (!stateWasRecovered) {
 241                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 242                 initFragmentsWithFile();
 243                 if (file.isFolder()) {
 244                     startSyncFolderOperation(file);
 245                 }
 246
 247             } else {
 248                 updateFragmentsVisibility(!file.isFolder());
 249                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 250             }
 251         }
 252     }
 253
 254
 255     private void setNavigationListWithFolder(OCFile file) {
 256         mDirectories.clear();
 257         OCFile fileIt = file;
 258         String parentPath;
 259         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 260             if (fileIt.isFolder()) {
 261                 mDirectories.add(fileIt.getFileName());
 262             }
 263             // get parent from path
 264             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 265             fileIt = getStorageManager().getFileByPath(parentPath);
 266         }
 267         mDirectories.add(OCFile.PATH_SEPARATOR);
 268     }
 269
 270
 271     private void createMinFragments() {
 272         OCFileListFragment listOfFiles = new OCFileListFragment();
 273         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 274         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 275         transaction.commit();
 276     }
 277
 278     private void initFragmentsWithFile() {
 279         if (getAccount() != null && getFile() != null) {
 280             /// First fragment
 281             OCFileListFragment listOfFiles = getListOfFilesFragment();
 282             if (listOfFiles != null) {
 283                 listOfFiles.listDirectory(getCurrentDir());
 284             } else {
 285                 Log.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 286             }
 287
 288             /// Second fragment
 289             OCFile file = getFile();
 290             Fragment secondFragment = chooseInitialSecondFragment(file);
 291             if (secondFragment != null) {
 292                 setSecondFragment(secondFragment);
 293                 updateFragmentsVisibility(true);
 294                 updateNavigationElementsInActionBar(file);
 295
 296             } else {
 297                 cleanSecondFragment();
 298             }
 299
 300         } else {
 301             Log.wtf(TAG, "initFragments() called with invalid NULLs!");
 302             if (getAccount() == null) {
 303                 Log.wtf(TAG, "\t account is NULL");
 304             }
 305             if (getFile() == null) {
 306                 Log.wtf(TAG, "\t file is NULL");
 307             }
 308         }
 309     }
 310
 311     private Fragment chooseInitialSecondFragment(OCFile file) {
 312         Fragment secondFragment = null;
 313         if (file != null && !file.isFolder()) {
 314             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 315                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 316                     ) {
 317                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 318                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 319                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 320
 321             } else {
 322                 secondFragment = new FileDetailFragment(file, getAccount());
 323             }
 324         }
 325         return secondFragment;
 326     }
 327
 328
 329     /**
 330      * Replaces the second fragment managed by the activity with the received as
 331      * a parameter.
 332      *
 333      * Assumes never will be more than two fragments managed at the same time.
 334      *
 335      * @param fragment      New second Fragment to set.
 336      */
 337     private void setSecondFragment(Fragment fragment) {
 338         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 339         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 340         transaction.commit();
 341     }
 342
 343
 344     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 345         if (mDualPane) {
 346             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 347                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 348             }
 349             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 350                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 351             }
 352
 353         } else if (existsSecondFragment) {
 354             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 355                 mLeftFragmentContainer.setVisibility(View.GONE);
 356             }
 357             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 358                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 359             }
 360
 361         } else {
 362             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 363                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 364             }
 365             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 366                 mRightFragmentContainer.setVisibility(View.GONE);
 367             }
 368         }
 369     }
 370
 371
 372     private OCFileListFragment getListOfFilesFragment() {
 373         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 374         if (listOfFiles != null) {
 375             return (OCFileListFragment)listOfFiles;
 376         }
 377         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 378         return null;
 379     }
 380
 381     public FileFragment getSecondFragment() {
 382         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 383         if (second != null) {
 384             return (FileFragment)second;
 385         }
 386         return null;
 387     }
 388
 389     protected void cleanSecondFragment() {
 390         Fragment second = getSecondFragment();
 391         if (second != null) {
 392             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 393             tr.remove(second);
 394             tr.commit();
 395         }
 396         updateFragmentsVisibility(false);
 397         updateNavigationElementsInActionBar(null);
 398     }
 399
 400     protected void refreshListOfFilesFragment() {
 401         OCFileListFragment fileListFragment = getListOfFilesFragment();
 402         if (fileListFragment != null) {
 403             fileListFragment.listDirectory();
 404         }
 405     }
 406
 407     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 408         FileFragment secondFragment = getSecondFragment();
 409         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 410         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 411             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 412             OCFile fileInFragment = detailsFragment.getFile();
 413             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 414                 // the user browsed to other file ; forget the automatic preview
 415                 mWaitingToPreview = null;
 416
 417             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 418                 // grant that the right panel updates the progress bar
 419                 detailsFragment.listenForTransferProgress();
 420                 detailsFragment.updateFileDetails(true, false);
 421
 422             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 423                 //  update the right panel
 424                 boolean detailsFragmentChanged = false;
 425                 if (waitedPreview) {
 426                     if (success) {
 427                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 428                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 429                             startMediaPreview(mWaitingToPreview, 0, true);
 430                             detailsFragmentChanged = true;
 431                         } else {
 432                             getFileOperationsHelper().openFile(mWaitingToPreview);
 433                         }
 434                     }
 435                     mWaitingToPreview = null;
 436                 }
 437                 if (!detailsFragmentChanged) {
 438                     detailsFragment.updateFileDetails(false, (success));
 439                 }
 440             }
 441         }
 442     }
 443
 444     @Override
 445     public boolean onCreateOptionsMenu(Menu menu) {
 446         MenuInflater inflater = getSherlock().getMenuInflater();
 447         inflater.inflate(R.menu.main_menu, menu);
 448         return true;
 449     }
 450
 451     @Override
 452     public boolean onOptionsItemSelected(MenuItem item) {
 453         boolean retval = true;
 454         switch (item.getItemId()) {
 455         case R.id.action_create_dir: {
 456             CreateFolderDialogFragment dialog =
 457                     CreateFolderDialogFragment.newInstance(getCurrentDir());
 458             dialog.show(getSupportFragmentManager(), "createdirdialog");
 459             break;
 460         }
 461         case R.id.action_sync_account: {
 462             startSynchronization();
 463             break;
 464         }
 465         case R.id.action_upload: {
 466             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 467             break;
 468         }
 469         case R.id.action_settings: {
 470             Intent settingsIntent = new Intent(this, Preferences.class);
 471             startActivity(settingsIntent);
 472             break;
 473         }
 474         case android.R.id.home: {
 475             FileFragment second = getSecondFragment();
 476             OCFile currentDir = getCurrentDir();
 477             if((currentDir != null && currentDir.getParentId() != 0) ||
 478                     (second != null && second.getFile() != null)) {
 479                 onBackPressed();
 480
 481             }
 482             break;
 483         }
 484         default:
 485             retval = super.onOptionsItemSelected(item);
 486         }
 487         return retval;
 488     }
 489
 490     private void startSynchronization() {
 491         Log_OC.e(TAG, "Got to start sync");
 492         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 493             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 494             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 495             Bundle bundle = new Bundle();
 496             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 497             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 498             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 499             ContentResolver.requestSync(
 500                     getAccount(),
 501                     MainApp.getAuthority(), bundle);
 502         } else {
 503             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 504             SyncRequest.Builder builder = new SyncRequest.Builder();
 505             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 506             builder.setExpedited(true);
 507             builder.setManual(true);
 508             builder.syncOnce();
 509             SyncRequest request = builder.build();
 510             ContentResolver.requestSync(request);
 511         }
 512     }
 513
 514
 515     @Override
 516     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 517         if (itemPosition != 0) {
 518             String targetPath = "";
 519             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 520                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 521             }
 522             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 523             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 524             if (targetFolder != null) {
 525                 browseTo(targetFolder);
 526             }
 527
 528             // the next operation triggers a new call to this method, but it's necessary to
 529             // ensure that the name exposed in the action bar is the current directory when the
 530             // user selected it in the navigation list
 531             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 532                 getSupportActionBar().setSelectedNavigationItem(0);
 533         }
 534         return true;
 535     }
 536
 537     /**
 538      * Called, when the user selected something for uploading
 539      */
 540     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 541         super.onActivityResult(requestCode, resultCode, data);
 542
 543         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 544             requestSimpleUpload(data, resultCode);
 545
 546         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 547             requestMultipleUpload(data, resultCode);
 548
 549         }
 550     }
 551
 552     private void requestMultipleUpload(Intent data, int resultCode) {
 553         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 554         if (filePaths != null) {
 555             String[] remotePaths = new String[filePaths.length];
 556             String remotePathBase = "";
 557             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 558                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 559             }
 560             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 561                 remotePathBase += OCFile.PATH_SEPARATOR;
 562             for (int j = 0; j< remotePaths.length; j++) {
 563                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 564             }
 565
 566             Intent i = new Intent(this, FileUploader.class);
 567             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 568             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 569             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 570             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 571             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 572                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 573             startService(i);
 574
 575         } else {
 576             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 577             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 578             t.show();
 579             return;
 580         }
 581     }
 582
 583
 584     private void requestSimpleUpload(Intent data, int resultCode) {
 585         String filepath = null;
 586         try {
 587             Uri selectedImageUri = data.getData();
 588
 589             String filemanagerstring = selectedImageUri.getPath();
 590             String selectedImagePath = getPath(selectedImageUri);
 591
 592             if (selectedImagePath != null)
 593                 filepath = selectedImagePath;
 594             else
 595                 filepath = filemanagerstring;
 596
 597         } catch (Exception e) {
 598             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 599             e.printStackTrace();
 600
 601         } finally {
 602             if (filepath == null) {
 603                 Log_OC.e(TAG, "Couldnt resolve path to file");
 604                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 605                 t.show();
 606                 return;
 607             }
 608         }
 609
 610         Intent i = new Intent(this, FileUploader.class);
 611         i.putExtra(FileUploader.KEY_ACCOUNT,
 612                 getAccount());
 613         String remotepath = new String();
 614         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 615             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 616         }
 617         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 618             remotepath += OCFile.PATH_SEPARATOR;
 619         remotepath += new File(filepath).getName();
 620
 621         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 622         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 623         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 624         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 625             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 626         startService(i);
 627     }
 628
 629     @Override
 630     public void onBackPressed() {
 631         OCFileListFragment listOfFiles = getListOfFilesFragment();
 632         if (mDualPane || getSecondFragment() == null) {
 633             if (listOfFiles != null) {  // should never be null, indeed
 634                 if (mDirectories.getCount() <= 1) {
 635                     finish();
 636                     return;
 637                 }
 638                 int levelsUp = listOfFiles.onBrowseUp();
 639                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 640                     popDirname();
 641                 }
 642             }
 643         }
 644         if (listOfFiles != null) {  // should never be null, indeed
 645             setFile(listOfFiles.getCurrentFile());
 646         }
 647         cleanSecondFragment();
 648
 649     }
 650
 651     @Override
 652     protected void onSaveInstanceState(Bundle outState) {
 653         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 654         Log_OC.e(TAG, "onSaveInstanceState() start");
 655         super.onSaveInstanceState(outState);
 656         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 657         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 658         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 659         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 660
 661         Log_OC.d(TAG, "onSaveInstanceState() end");
 662     }
 663
 664
 665
 666     @Override
 667     protected void onResume() {
 668         super.onResume();
 669         Log_OC.e(TAG, "onResume() start");
 670
 671         // refresh list of files
 672         refreshListOfFilesFragment();
 673
 674         // Listen for sync messages
 675         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 676         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 677         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 678         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 679         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 680         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 681         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 682         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 683
 684         // Listen for upload messages
 685         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 686         mUploadFinishReceiver = new UploadFinishReceiver();
 687         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 688
 689         // Listen for download messages
 690         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 691         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 692         mDownloadFinishReceiver = new DownloadFinishReceiver();
 693         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 694
 695         Log_OC.d(TAG, "onResume() end");
 696     }
 697
 698
 699     @Override
 700     protected void onPause() {
 701         Log_OC.e(TAG, "onPause() start");
 702         if (mSyncBroadcastReceiver != null) {
 703             unregisterReceiver(mSyncBroadcastReceiver);
 704             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 705             mSyncBroadcastReceiver = null;
 706         }
 707         if (mUploadFinishReceiver != null) {
 708             unregisterReceiver(mUploadFinishReceiver);
 709             mUploadFinishReceiver = null;
 710         }
 711         if (mDownloadFinishReceiver != null) {
 712             unregisterReceiver(mDownloadFinishReceiver);
 713             mDownloadFinishReceiver = null;
 714         }
 715
 716
 717         Log_OC.d(TAG, "onPause() end");
 718         super.onPause();
 719     }
 720
 721
 722     @Override
 723     protected Dialog onCreateDialog(int id) {
 724         Dialog dialog = null;
 725         AlertDialog.Builder builder;
 726         switch (id) {
 727         case DIALOG_SHORT_WAIT: {
 728             ProgressDialog working_dialog = new ProgressDialog(this);
 729             working_dialog.setMessage(getResources().getString(
 730                     R.string.wait_a_moment));
 731             working_dialog.setIndeterminate(true);
 732             working_dialog.setCancelable(false);
 733             dialog = working_dialog;
 734             break;
 735         }
 736         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 737
 738             String[] items = null;
 739
 740             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 741                     getString(R.string.actionbar_upload_from_apps),
 742                     getString(R.string.actionbar_failed_instant_upload) };
 743
 744             String[] commonItems = { getString(R.string.actionbar_upload_files),
 745                     getString(R.string.actionbar_upload_from_apps) };
 746
 747             if (InstantUploadActivity.IS_ENABLED)
 748                 items = allTheItems;
 749             else
 750                 items = commonItems;
 751
 752             builder = new AlertDialog.Builder(this);
 753             builder.setTitle(R.string.actionbar_upload);
 754             builder.setItems(items, new DialogInterface.OnClickListener() {
 755                 public void onClick(DialogInterface dialog, int item) {
 756                     if (item == 0) {
 757                         // if (!mDualPane) {
 758                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 759                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 760                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 761                             // } else {
 762                             // TODO create and handle new fragment
 763                             // LocalFileListFragment
 764                             // }
 765                     } else if (item == 1) {
 766                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 767                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 768                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 769                                 ACTION_SELECT_CONTENT_FROM_APPS);
 770                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 771                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 772                         action.putExtra(FileUploader.KEY_ACCOUNT, FileDisplayActivity.this.getAccount());
 773                         startActivity(action);
 774                     }
 775                 }
 776             });
 777             dialog = builder.create();
 778             break;
 779         }
 780         case DIALOG_CERT_NOT_SAVED: {
 781             builder = new AlertDialog.Builder(this);
 782             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 783             builder.setCancelable(false);
 784             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 785                 @Override
 786                 public void onClick(DialogInterface dialog, int which) {
 787                     dialog.dismiss();
 788                 };
 789             });
 790             dialog = builder.create();
 791             break;
 792         }
 793         default:
 794             dialog = null;
 795         }
 796
 797         return dialog;
 798     }
 799
 800
 801     /**
 802      * Translates a content URI of an image to a physical path
 803      * on the disk
 804      * @param uri The URI to resolve
 805      * @return The path to the image or null if it could not be found
 806      */
 807     public String getPath(Uri uri) {
 808         String[] projection = { MediaStore.Images.Media.DATA };
 809         Cursor cursor = managedQuery(uri, projection, null, null, null);
 810         if (cursor != null) {
 811             int column_index = cursor
 812                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 813             cursor.moveToFirst();
 814             return cursor.getString(column_index);
 815         }
 816         return null;
 817     }
 818
 819     /**
 820      * Pushes a directory to the drop down list
 821      * @param directory to push
 822      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 823      */
 824     public void pushDirname(OCFile directory) {
 825         if(!directory.isFolder()){
 826             throw new IllegalArgumentException("Only directories may be pushed!");
 827         }
 828         mDirectories.insert(directory.getFileName(), 0);
 829         setFile(directory);
 830     }
 831
 832     /**
 833      * Pops a directory name from the drop down list
 834      * @return True, unless the stack is empty
 835      */
 836     public boolean popDirname() {
 837         mDirectories.remove(mDirectories.getItem(0));
 838         return !mDirectories.isEmpty();
 839     }
 840
 841     // Custom array adapter to override text colors
 842     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 843
 844         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 845             super(ctx, view);
 846         }
 847
 848         public View getView(int position, View convertView, ViewGroup parent) {
 849             View v = super.getView(position, convertView, parent);
 850
 851             ((TextView) v).setTextColor(getResources().getColorStateList(
 852                     android.R.color.white));
 853
 854             fixRoot((TextView) v );
 855             return v;
 856         }
 857
 858         public View getDropDownView(int position, View convertView,
 859                 ViewGroup parent) {
 860             View v = super.getDropDownView(position, convertView, parent);
 861
 862             ((TextView) v).setTextColor(getResources().getColorStateList(
 863                     android.R.color.white));
 864
 865             fixRoot((TextView) v );
 866             return v;
 867         }
 868
 869         private void fixRoot(TextView v) {
 870             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
 871                 v.setText(R.string.default_display_name_for_root_folder);
 872             }
 873         }
 874
 875     }
 876
 877     private class SyncBroadcastReceiver extends BroadcastReceiver {
 878
 879         /**
 880          * {@link BroadcastReceiver} to enable syncing feedback in UI
 881          */
 882         @Override
 883         public void onReceive(Context context, Intent intent) {
 884             try {
 885                 String event = intent.getAction();
 886                 Log_OC.d(TAG, "Received broadcast " + event);
 887                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 888                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 889                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
 890                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
 891
 892                 if (sameAccount) {
 893
 894                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 895                         mSyncInProgress = true;
 896
 897                     } else {
 898                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
 899                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 900
 901                         if (currentDir == null) {
 902                             // current folder was removed from the server
 903                             Toast.makeText( FileDisplayActivity.this,
 904                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 905                                             Toast.LENGTH_LONG)
 906                                 .show();
 907                             browseToRoot();
 908
 909                         } else {
 910                             if (currentFile == null && !getFile().isFolder()) {
 911                                 // currently selected file was removed in the server, and now we know it
 912                                 cleanSecondFragment();
 913                                 currentFile = currentDir;
 914                             }
 915
 916                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 917                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 918                                 if (fileListFragment != null) {
 919                                     fileListFragment.listDirectory(currentDir);
 920                                 }
 921                             }
 922                             setFile(currentFile);
 923                         }
 924
 925                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
 926
 927                         if (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 928                                     equals(event) &&
 929                                 /// TODO refactor and make common
 930                                 synchResult != null && !synchResult.isSuccess() &&
 931                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
 932                                     synchResult.isIdPRedirection()                  ||
 933                                     (synchResult.isException() && synchResult.getException()
 934                                             instanceof AuthenticatorException))) {
 935
 936
 937                             OwnCloudClient client = OwnCloudClientMap.removeClientFor(getAccount());
 938                             if (client != null) {
 939                                 Credentials cred = client.getCredentials();
 940                                 String ssoSessionCookie = client.getSsoSessionCookie();
 941                                 if (cred != null || ssoSessionCookie != null) {
 942                                     boolean bearerAuthorization = (cred != null && cred instanceof BearerCredentials);
 943                                     boolean samlBasedSsoAuthorization = (cred == null && ssoSessionCookie != null);
 944                                     AccountManager am = AccountManager.get(context);
 945
 946                                     if (bearerAuthorization) {
 947                                         am.invalidateAuthToken(getAccount().type,
 948                                                 ((BearerCredentials)cred).getAccessToken());
 949
 950                                     } else if (samlBasedSsoAuthorization ) {
 951                                         am.invalidateAuthToken(getAccount().type, ssoSessionCookie);
 952
 953                                     } else {
 954                                         am.clearPassword(getAccount());
 955                                     }
 956                                 }
 957                             }
 958
 959                             requestCredentialsUpdate();
 960
 961                         }
 962                     }
 963                     removeStickyBroadcast(intent);
 964                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
 965                     setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
 966
 967                 }
 968
 969                 if (synchResult != null) {
 970                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 971                         mLastSslUntrustedServerResult = synchResult;
 972                     }
 973                 }
 974             } catch (RuntimeException e) {
 975                 // avoid app crashes after changing the serial id of RemoteOperationResult
 976                 // in owncloud library with broadcast notifications pending to process
 977                 removeStickyBroadcast(intent);
 978             }
 979         }
 980     }
 981
 982
 983     /**
 984      * Once the file upload has finished -> update view
 985      */
 986     private class UploadFinishReceiver extends BroadcastReceiver {
 987         /**
 988          * Once the file upload has finished -> update view
 989          *  @author David A. Velasco
 990          * {@link BroadcastReceiver} to enable upload feedback in UI
 991          */
 992         @Override
 993         public void onReceive(Context context, Intent intent) {
 994             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 995             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 996             boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
 997             OCFile currentDir = getCurrentDir();
 998             boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
 999                     (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1000
1001             if (sameAccount && isDescendant) {
1002                 refreshListOfFilesFragment();
1003             }
1004
1005             boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
1006             boolean renamedInUpload = getFile().getRemotePath().
1007                     equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1008             boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1009                     renamedInUpload;
1010             FileFragment details = getSecondFragment();
1011             boolean detailFragmentIsShown = (details != null &&
1012                     details instanceof FileDetailFragment);
1013
1014             if (sameAccount && sameFile && detailFragmentIsShown) {
1015                 if (uploadWasFine) {
1016                     setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1017                 }
1018                 if (renamedInUpload) {
1019                     String newName = (new File(uploadedRemotePath)).getName();
1020                     Toast msg = Toast.makeText(
1021                             context,
1022                             String.format(
1023                                     getString(R.string.filedetails_renamed_in_upload_msg),
1024                                     newName),
1025                             Toast.LENGTH_LONG);
1026                     msg.show();
1027                 }
1028                 if (uploadWasFine || getFile().fileExists()) {
1029                     ((FileDetailFragment)details).updateFileDetails(false, true);
1030                 } else {
1031                     cleanSecondFragment();
1032                 }
1033
1034                 // Force the preview if the file is an image
1035                 if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1036                     startImagePreview(getFile());
1037                 } // TODO what about other kind of previews?
1038             }
1039
1040             removeStickyBroadcast(intent);
1041
1042         }
1043
1044     }
1045
1046
1047     /**
1048      * Class waiting for broadcast events from the {@link FielDownloader} service.
1049      *
1050      * Updates the UI when a download is started or finished, provided that it is relevant for the
1051      * current folder.
1052      */
1053     private class DownloadFinishReceiver extends BroadcastReceiver {
1054         @Override
1055         public void onReceive(Context context, Intent intent) {
1056             boolean sameAccount = isSameAccount(context, intent);
1057             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1058             boolean isDescendant = isDescendant(downloadedRemotePath);
1059
1060             if (sameAccount && isDescendant) {
1061                 refreshListOfFilesFragment();
1062                 refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1063             }
1064
1065             if (mWaitingToSend != null) {
1066                 mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath()); // Update the file to send
1067                 if (mWaitingToSend.isDown()) {
1068                     sendDownloadedFile();
1069                 }
1070             }
1071
1072             removeStickyBroadcast(intent);
1073         }
1074
1075         private boolean isDescendant(String downloadedRemotePath) {
1076             OCFile currentDir = getCurrentDir();
1077             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1078         }
1079
1080         private boolean isSameAccount(Context context, Intent intent) {
1081             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1082             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1083         }
1084     }
1085
1086
1087     public void browseToRoot() {
1088         OCFileListFragment listOfFiles = getListOfFilesFragment();
1089         if (listOfFiles != null) {  // should never be null, indeed
1090             while (mDirectories.getCount() > 1) {
1091                 popDirname();
1092             }
1093             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1094             listOfFiles.listDirectory(root);
1095             setFile(listOfFiles.getCurrentFile());
1096             startSyncFolderOperation(root);
1097         }
1098         cleanSecondFragment();
1099     }
1100
1101
1102     public void browseTo(OCFile folder) {
1103         if (folder == null || !folder.isFolder()) {
1104             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1105         }
1106         OCFileListFragment listOfFiles = getListOfFilesFragment();
1107         if (listOfFiles != null) {
1108             setNavigationListWithFolder(folder);
1109             listOfFiles.listDirectory(folder);
1110             setFile(listOfFiles.getCurrentFile());
1111             startSyncFolderOperation(folder);
1112         } else {
1113             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1114         }
1115         cleanSecondFragment();
1116     }
1117
1118
1119     /**
1120      * {@inheritDoc}
1121      *
1122      * Updates action bar and second fragment, if in dual pane mode.
1123      */
1124     @Override
1125     public void onBrowsedDownTo(OCFile directory) {
1126         pushDirname(directory);
1127         cleanSecondFragment();
1128
1129         // Sync Folder
1130         startSyncFolderOperation(directory);
1131
1132     }
1133
1134     /**
1135      * Shows the information of the {@link OCFile} received as a
1136      * parameter in the second fragment.
1137      *
1138      * @param file          {@link OCFile} whose details will be shown
1139      */
1140     @Override
1141     public void showDetails(OCFile file) {
1142         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1143         setSecondFragment(detailFragment);
1144         updateFragmentsVisibility(true);
1145         updateNavigationElementsInActionBar(file);
1146         setFile(file);
1147     }
1148
1149
1150     /**
1151      * TODO
1152      */
1153     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1154         ActionBar actionBar = getSupportActionBar();
1155         if (chosenFile == null || mDualPane) {
1156             // only list of files - set for browsing through folders
1157             OCFile currentDir = getCurrentDir();
1158             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1159             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1160             actionBar.setDisplayShowTitleEnabled(!noRoot);
1161             if (!noRoot) {
1162                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1163             }
1164             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1165             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1166
1167         } else {
1168             actionBar.setDisplayHomeAsUpEnabled(true);
1169             actionBar.setDisplayShowTitleEnabled(true);
1170             actionBar.setTitle(chosenFile.getFileName());
1171             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1172         }
1173     }
1174
1175
1176     @Override
1177     protected ServiceConnection newTransferenceServiceConnection() {
1178         return new ListServiceConnection();
1179     }
1180
1181     /** Defines callbacks for service binding, passed to bindService() */
1182     private class ListServiceConnection implements ServiceConnection {
1183
1184         @Override
1185         public void onServiceConnected(ComponentName component, IBinder service) {
1186             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1187                 Log_OC.d(TAG, "Download service connected");
1188                 mDownloaderBinder = (FileDownloaderBinder) service;
1189                 if (mWaitingToPreview != null)
1190                     if (getStorageManager() != null) {
1191                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId()); // update the file
1192                         if (!mWaitingToPreview.isDown()) {
1193                             requestForDownload();
1194                         }
1195                 }
1196
1197             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1198                 Log_OC.d(TAG, "Upload service connected");
1199                 mUploaderBinder = (FileUploaderBinder) service;
1200             } else {
1201                 return;
1202             }
1203             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1204             OCFileListFragment listOfFiles = getListOfFilesFragment();
1205             if (listOfFiles != null) {
1206                 listOfFiles.listDirectory();
1207             }
1208             FileFragment secondFragment = getSecondFragment();
1209             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1210                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1211                 detailFragment.listenForTransferProgress();
1212                 detailFragment.updateFileDetails(false, false);
1213             }
1214         }
1215
1216         @Override
1217         public void onServiceDisconnected(ComponentName component) {
1218             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1219                 Log_OC.d(TAG, "Download service disconnected");
1220                 mDownloaderBinder = null;
1221             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1222                 Log_OC.d(TAG, "Upload service disconnected");
1223                 mUploaderBinder = null;
1224             }
1225         }
1226     };
1227
1228
1229
1230     /**
1231      * Launch an intent to request the PIN code to the user before letting him use the app
1232      */
1233     private void requestPinCode() {
1234         boolean pinStart = false;
1235         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1236         pinStart = appPrefs.getBoolean("set_pincode", false);
1237         if (pinStart) {
1238             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1239             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1240             startActivity(i);
1241         }
1242     }
1243
1244
1245     @Override
1246     public void onSavedCertificate() {
1247         startSyncFolderOperation(getCurrentDir());
1248     }
1249
1250
1251     @Override
1252     public void onFailedSavingCertificate() {
1253         showDialog(DIALOG_CERT_NOT_SAVED);
1254     }
1255
1256     @Override
1257     public void onCancelCertificate() {
1258         // nothing to do
1259     }
1260
1261     /**
1262      * Updates the view associated to the activity after the finish of some operation over files
1263      * in the current account.
1264      *
1265      * @param operation     Removal operation performed.
1266      * @param result        Result of the removal.
1267      */
1268     @Override
1269     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1270         super.onRemoteOperationFinish(operation, result);
1271
1272         if (operation instanceof RemoveFileOperation) {
1273             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1274
1275         } else if (operation instanceof RenameFileOperation) {
1276             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1277
1278         } else if (operation instanceof SynchronizeFileOperation) {
1279             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1280
1281         } else if (operation instanceof CreateFolderOperation) {
1282             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1283
1284         } else if (operation instanceof CreateShareOperation) {
1285             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1286
1287         } else if (operation instanceof UnshareLinkOperation) {
1288             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1289
1290         }
1291
1292     }
1293
1294
1295     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1296         if (result.isSuccess()) {
1297             refreshShowDetails();
1298             refreshListOfFilesFragment();
1299         }
1300     }
1301
1302
1303     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1304         if (result.isSuccess()) {
1305             refreshShowDetails();
1306             refreshListOfFilesFragment();
1307
1308         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1309             cleanSecondFragment();
1310             refreshListOfFilesFragment();
1311         }
1312     }
1313
1314     private void refreshShowDetails() {
1315         FileFragment details = getSecondFragment();
1316         if (details != null) {
1317             OCFile file = details.getFile();
1318             if (file != null) {
1319                 file = getStorageManager().getFileByPath(file.getRemotePath());
1320                 if (details instanceof PreviewMediaFragment) {
1321                     // Refresh  OCFile of the fragment
1322                     ((PreviewMediaFragment) details).updateFile(file);
1323                 } else {
1324                     showDetails(file);
1325                 }
1326             }
1327             invalidateOptionsMenu();
1328         }
1329     }
1330
1331     /**
1332      * Updates the view associated to the activity after the finish of an operation trying to remove a
1333      * file.
1334      *
1335      * @param operation     Removal operation performed.
1336      * @param result        Result of the removal.
1337      */
1338     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1339         dismissLoadingDialog();
1340
1341         Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1342                 Toast.LENGTH_LONG);
1343         msg.show();
1344
1345         if (result.isSuccess()) {
1346             OCFile removedFile = operation.getFile();
1347             FileFragment second = getSecondFragment();
1348             if (second != null && removedFile.equals(second.getFile())) {
1349                 if (second instanceof PreviewMediaFragment) {
1350                     ((PreviewMediaFragment)second).stopPreview(true);
1351                 }
1352                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1353                 cleanSecondFragment();
1354             }
1355             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1356                 refreshListOfFilesFragment();
1357             }
1358             invalidateOptionsMenu();
1359         } else {
1360             if (result.isSslRecoverableException()) {
1361                 mLastSslUntrustedServerResult = result;
1362                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1363             }
1364         }
1365     }
1366
1367
1368     /**
1369      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1370      *
1371      * @param operation     Creation operation performed.
1372      * @param result        Result of the creation.
1373      */
1374     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1375         if (result.isSuccess()) {
1376             dismissLoadingDialog();
1377             refreshListOfFilesFragment();
1378         } else {
1379             dismissLoadingDialog();
1380             try {
1381                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1382                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1383                         Toast.LENGTH_LONG);
1384                 msg.show();
1385
1386             } catch (NotFoundException e) {
1387                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1388             }
1389         }
1390     }
1391
1392
1393     /**
1394      * Updates the view associated to the activity after the finish of an operation trying to rename a
1395      * file.
1396      *
1397      * @param operation     Renaming operation performed.
1398      * @param result        Result of the renaming.
1399      */
1400     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1401         dismissLoadingDialog();
1402         OCFile renamedFile = operation.getFile();
1403         if (result.isSuccess()) {
1404             FileFragment details = getSecondFragment();
1405             if (details != null) {
1406                 if (details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1407                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1408                     showDetails(renamedFile);
1409
1410                 } else if (details instanceof PreviewMediaFragment && renamedFile.equals(details.getFile())) {
1411                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1412                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1413                         int position = ((PreviewMediaFragment)details).getPosition();
1414                         startMediaPreview(renamedFile, position, true);
1415                     } else {
1416                         getFileOperationsHelper().openFile(renamedFile);
1417                     }
1418                 }
1419             }
1420
1421             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1422                 refreshListOfFilesFragment();
1423             }
1424
1425         } else {
1426             Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1427                     Toast.LENGTH_LONG);
1428             msg.show();
1429
1430             if (result.isSslRecoverableException()) {
1431                 mLastSslUntrustedServerResult = result;
1432                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1433             }
1434         }
1435     }
1436
1437     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1438         dismissLoadingDialog();
1439         OCFile syncedFile = operation.getLocalFile();
1440         if (!result.isSuccess()) {
1441             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1442                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1443                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1444                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1445                 startActivity(i);
1446
1447             }
1448
1449         } else {
1450             if (operation.transferWasRequested()) {
1451                 onTransferStateChanged(syncedFile, true, true);
1452
1453             } else {
1454                 Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1455                         Toast.LENGTH_LONG);
1456                 msg.show();
1457             }
1458         }
1459     }
1460
1461
1462     /**
1463      * {@inheritDoc}
1464      */
1465     @Override
1466     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1467         refreshListOfFilesFragment();
1468         FileFragment details = getSecondFragment();
1469         if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1470             if (downloading || uploading) {
1471                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1472             } else {
1473                 if (!file.fileExists()) {
1474                     cleanSecondFragment();
1475                 } else {
1476                     ((FileDetailFragment)details).updateFileDetails(false, true);
1477                 }
1478             }
1479         }
1480
1481     }
1482
1483
1484     private void requestForDownload() {
1485         Account account = getAccount();
1486         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1487             Intent i = new Intent(this, FileDownloader.class);
1488             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1489             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1490             startService(i);
1491         }
1492     }
1493
1494
1495     private OCFile getCurrentDir() {
1496         OCFile file = getFile();
1497         if (file != null) {
1498             if (file.isFolder()) {
1499                 return file;
1500             } else if (getStorageManager() != null) {
1501                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1502                 return getStorageManager().getFileByPath(parentPath);
1503             }
1504         }
1505         return null;
1506     }
1507
1508     public void startSyncFolderOperation(OCFile folder) {
1509         long currentSyncTime = System.currentTimeMillis();
1510
1511         mSyncInProgress = true;
1512
1513         // perform folder synchronization
1514         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1515                                                                         currentSyncTime,
1516                                                                         false,
1517                                                                         getFileOperationsHelper().isSharedSupported(),
1518                                                                         getStorageManager(),
1519                                                                         getAccount(),
1520                                                                         getApplicationContext()
1521                                                                       );
1522         synchFolderOp.execute(getAccount(), this, null, null);
1523
1524         setSupportProgressBarIndeterminateVisibility(true);
1525     }
1526
1527     /**
1528      * Show untrusted cert dialog
1529      */
1530     public void showUntrustedCertDialog(RemoteOperationResult result) {
1531         // Show a dialog with the certificate info
1532         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1533         FragmentManager fm = getSupportFragmentManager();
1534         FragmentTransaction ft = fm.beginTransaction();
1535         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1536     }
1537
1538     private void requestForDownload(OCFile file) {
1539         Account account = getAccount();
1540         if (!mDownloaderBinder.isDownloading(account, file)) {
1541             Intent i = new Intent(this, FileDownloader.class);
1542             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1543             i.putExtra(FileDownloader.EXTRA_FILE, file);
1544             startService(i);
1545         }
1546     }
1547
1548     private void sendDownloadedFile(){
1549         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1550         mWaitingToSend = null;
1551     }
1552
1553
1554     /**
1555      * Requests the download of the received {@link OCFile} , updates the UI
1556      * to monitor the download progress and prepares the activity to send the file
1557      * when the download finishes.
1558      *
1559      * @param file          {@link OCFile} to download and preview.
1560      */
1561     public void startDownloadForSending(OCFile file) {
1562         mWaitingToSend = file;
1563         requestForDownload(mWaitingToSend);
1564         boolean hasSecondFragment = (getSecondFragment()!= null);
1565         updateFragmentsVisibility(hasSecondFragment);
1566     }
1567
1568     /**
1569      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1570      *
1571      * @param file                      Image {@link OCFile} to show.
1572      */
1573     public void startImagePreview(OCFile file) {
1574         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1575         showDetailsIntent.putExtra(EXTRA_FILE, file);
1576         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1577         startActivity(showDetailsIntent);
1578
1579     }
1580
1581     /**
1582      * Stars the preview of an already down media {@link OCFile}.
1583      *
1584      * @param file                      Media {@link OCFile} to preview.
1585      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1586      * @param autoplay                  When 'true', the playback will start without user interactions.
1587      */
1588     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1589         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1590         setSecondFragment(mediaFragment);
1591         updateFragmentsVisibility(true);
1592         updateNavigationElementsInActionBar(file);
1593         setFile(file);
1594     }
1595
1596     /**
1597      * Requests the download of the received {@link OCFile} , updates the UI
1598      * to monitor the download progress and prepares the activity to preview
1599      * or open the file when the download finishes.
1600      *
1601      * @param file          {@link OCFile} to download and preview.
1602      */
1603     public void startDownloadForPreview(OCFile file) {
1604         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1605         setSecondFragment(detailFragment);
1606         mWaitingToPreview = file;
1607         requestForDownload();
1608         updateFragmentsVisibility(true);
1609         updateNavigationElementsInActionBar(file);
1610         setFile(file);
1611     }
1612
1613
1614     public void cancelTransference(OCFile file) {
1615         getFileOperationsHelper().cancelTransference(file);
1616         if (mWaitingToPreview != null &&
1617                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1618             mWaitingToPreview = null;
1619         }
1620         if (mWaitingToSend != null &&
1621                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1622             mWaitingToSend = null;
1623         }
1624         onTransferStateChanged(file, false, false);
1625     }
1626
1627 }