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