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 android.accounts.Account;
  25 import android.accounts.AccountManager;
  26 import android.accounts.AuthenticatorException;
  27 import android.accounts.OperationCanceledException;
  28 import android.app.AlertDialog;
  29 import android.app.Dialog;
  30 import android.app.ProgressDialog;
  31 import android.content.BroadcastReceiver;
  32 import android.content.ComponentName;
  33 import android.content.ContentResolver;
  34 import android.content.Context;
  35 import android.content.DialogInterface;
  36 import android.content.Intent;
  37 import android.content.IntentFilter;
  38 import android.content.ServiceConnection;
  39 import android.content.SharedPreferences;
  40 import android.content.SyncRequest;
  41 import android.content.res.Configuration;
  42 import android.content.res.Resources.NotFoundException;
  43 import android.database.Cursor;
  44 import android.net.Uri;
  45 import android.os.Bundle;
  46 import android.os.IBinder;
  47 import android.preference.PreferenceManager;
  48 import android.provider.MediaStore;
  49 import android.support.v4.app.Fragment;
  50 import android.support.v4.app.FragmentManager;
  51 import android.support.v4.app.FragmentTransaction;
  52 import android.util.Log;
  53 import android.view.View;
  54 import android.view.ViewGroup;
  55 import android.widget.ArrayAdapter;
  56 import android.widget.TextView;
  57 import android.widget.Toast;
  58
  59 import com.actionbarsherlock.app.ActionBar;
  60 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  61 import com.actionbarsherlock.view.Menu;
  62 import com.actionbarsherlock.view.MenuInflater;
  63 import com.actionbarsherlock.view.MenuItem;
  64 import com.actionbarsherlock.view.Window;
  65 import com.owncloud.android.MainApp;
  66 import com.owncloud.android.R;
  67 import com.owncloud.android.datamodel.OCFile;
  68 import com.owncloud.android.files.services.FileDownloader;
  69 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  70 import com.owncloud.android.files.services.FileUploader;
  71 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  72 import com.owncloud.android.lib.common.OwnCloudAccount;
  73 import com.owncloud.android.lib.common.OwnCloudClient;
  74 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  75 import com.owncloud.android.lib.common.OwnCloudCredentials;
  76 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  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.CreateFolderOperation;
  82 import com.owncloud.android.operations.CreateShareOperation;
  83 import com.owncloud.android.operations.RemoveFileOperation;
  84 import com.owncloud.android.operations.RenameFileOperation;
  85 import com.owncloud.android.operations.SynchronizeFileOperation;
  86 import com.owncloud.android.operations.SynchronizeFolderOperation;
  87 import com.owncloud.android.operations.UnshareLinkOperation;
  88 import com.owncloud.android.services.observer.FileObserverService;
  89 import com.owncloud.android.syncadapter.FileSyncAdapter;
  90 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  91 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  92 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  93 import com.owncloud.android.ui.fragment.FileDetailFragment;
  94 import com.owncloud.android.ui.fragment.FileFragment;
  95 import com.owncloud.android.ui.fragment.OCFileListFragment;
  96 import com.owncloud.android.ui.preview.PreviewImageActivity;
  97 import com.owncloud.android.ui.preview.PreviewImageFragment;
  98 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  99 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 100 import com.owncloud.android.utils.DisplayUtils;
 101 import com.owncloud.android.utils.ErrorMessageAdapter;
 102 import com.owncloud.android.utils.Log_OC;
 103
 104
 105 /**
 106  * Displays, what files the user has available in his ownCloud.
 107  *
 108  * @author Bartek Przybylski
 109  * @author David A. Velasco
 110  */
 111
 112 public class FileDisplayActivity extends HookActivity implements
 113 FileFragment.ContainerActivity, OnNavigationListener, OnSslUntrustedCertListener {
 114
 115     private ArrayAdapter<String> mDirectories;
 116
 117     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 118     private UploadFinishReceiver mUploadFinishReceiver;
 119     private DownloadFinishReceiver mDownloadFinishReceiver;
 120     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 121
 122     private boolean mDualPane;
 123     private View mLeftFragmentContainer;
 124     private View mRightFragmentContainer;
 125
 126     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 127     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 128     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 129
 130     public static final int DIALOG_SHORT_WAIT = 0;
 131     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 132     private static final int DIALOG_CERT_NOT_SAVED = 2;
 133
 134     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 135
 136     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 137     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 138
 139     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 140
 141     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 142     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 143
 144     private OCFile mWaitingToPreview;
 145
 146     private boolean mSyncInProgress = false;
 147
 148     private String DIALOG_UNTRUSTED_CERT;
 149
 150     private OCFile mWaitingToSend;
 151
 152     @Override
 153     protected void onCreate(Bundle savedInstanceState) {
 154         Log_OC.d(TAG, "onCreate() start");
 155         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 156
 157         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 158
 159         // PIN CODE request ;  best location is to decide, let's try this first
 160         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 161             requestPinCode();
 162         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 163             requestPinCode();
 164         }
 165
 166         /// grant that FileObserverService is watching favourite files
 167         if (savedInstanceState == null) {
 168             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 169             startService(initObserversIntent);
 170         }
 171
 172         /// Load of saved instance state
 173         if(savedInstanceState != null) {
 174             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 175             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 176             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 177
 178         } else {
 179             mWaitingToPreview = null;
 180             mSyncInProgress = false;
 181             mWaitingToSend = null;
 182         }
 183
 184         /// USER INTERFACE
 185
 186         // Inflate and set the layout view
 187         setContentView(R.layout.files);
 188         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 189         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 190         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 191         if (savedInstanceState == null) {
 192             createMinFragments();
 193         }
 194
 195         // Action bar setup
 196         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 197         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 198         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 199
 200         showMessageView();
 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
 744             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 745                     getString(R.string.actionbar_upload_from_apps) };
 746
 747             builder = new AlertDialog.Builder(this);
 748             builder.setTitle(R.string.actionbar_upload);
 749             builder.setItems(allTheItems, new DialogInterface.OnClickListener() {
 750                 public void onClick(DialogInterface dialog, int item) {
 751                     if (item == 0) {
 752                         // if (!mDualPane) {
 753                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 754                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 755                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 756                             // } else {
 757                             // TODO create and handle new fragment
 758                             // LocalFileListFragment
 759                             // }
 760                     } else if (item == 1) {
 761                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 762                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 763                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 764                                 ACTION_SELECT_CONTENT_FROM_APPS);
 765                     }
 766                 }
 767             });
 768             dialog = builder.create();
 769             break;
 770         }
 771         case DIALOG_CERT_NOT_SAVED: {
 772             builder = new AlertDialog.Builder(this);
 773             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 774             builder.setCancelable(false);
 775             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 776                 @Override
 777                 public void onClick(DialogInterface dialog, int which) {
 778                     dialog.dismiss();
 779                 };
 780             });
 781             dialog = builder.create();
 782             break;
 783         }
 784         default:
 785             dialog = null;
 786         }
 787
 788         return dialog;
 789     }
 790
 791
 792     /**
 793      * Translates a content URI of an image to a physical path
 794      * on the disk
 795      * @param uri The URI to resolve
 796      * @return The path to the image or null if it could not be found
 797      */
 798     public String getPath(Uri uri) {
 799         String[] projection = { MediaStore.Images.Media.DATA };
 800         Cursor cursor = managedQuery(uri, projection, null, null, null);
 801         if (cursor != null) {
 802             int column_index = cursor
 803                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 804             cursor.moveToFirst();
 805             return cursor.getString(column_index);
 806         }
 807         return null;
 808     }
 809
 810     /**
 811      * Pushes a directory to the drop down list
 812      * @param directory to push
 813      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 814      */
 815     public void pushDirname(OCFile directory) {
 816         if(!directory.isFolder()){
 817             throw new IllegalArgumentException("Only directories may be pushed!");
 818         }
 819         mDirectories.insert(directory.getFileName(), 0);
 820         setFile(directory);
 821     }
 822
 823     /**
 824      * Pops a directory name from the drop down list
 825      * @return True, unless the stack is empty
 826      */
 827     public boolean popDirname() {
 828         mDirectories.remove(mDirectories.getItem(0));
 829         return !mDirectories.isEmpty();
 830     }
 831
 832     // Custom array adapter to override text colors
 833     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 834
 835         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 836             super(ctx, view);
 837         }
 838
 839         public View getView(int position, View convertView, ViewGroup parent) {
 840             View v = super.getView(position, convertView, parent);
 841
 842             ((TextView) v).setTextColor(getResources().getColorStateList(
 843                     android.R.color.white));
 844
 845             fixRoot((TextView) v );
 846             return v;
 847         }
 848
 849         public View getDropDownView(int position, View convertView,
 850                 ViewGroup parent) {
 851             View v = super.getDropDownView(position, convertView, parent);
 852
 853             ((TextView) v).setTextColor(getResources().getColorStateList(
 854                     android.R.color.white));
 855
 856             fixRoot((TextView) v );
 857             return v;
 858         }
 859
 860         private void fixRoot(TextView v) {
 861             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
 862                 v.setText(R.string.default_display_name_for_root_folder);
 863             }
 864         }
 865
 866     }
 867
 868     private class SyncBroadcastReceiver extends BroadcastReceiver {
 869
 870         /**
 871          * {@link BroadcastReceiver} to enable syncing feedback in UI
 872          */
 873         @Override
 874         public void onReceive(Context context, Intent intent) {
 875             try {
 876                 String event = intent.getAction();
 877                 Log_OC.d(TAG, "Received broadcast " + event);
 878                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 879                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 880                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
 881                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
 882
 883                 if (sameAccount) {
 884
 885                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 886                         mSyncInProgress = true;
 887
 888                     } else {
 889                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
 890                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 891
 892                         if (currentDir == null) {
 893                             // current folder was removed from the server
 894                             Toast.makeText( FileDisplayActivity.this,
 895                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 896                                             Toast.LENGTH_LONG)
 897                                 .show();
 898                             browseToRoot();
 899
 900                         } else {
 901                             if (currentFile == null && !getFile().isFolder()) {
 902                                 // currently selected file was removed in the server, and now we know it
 903                                 cleanSecondFragment();
 904                                 currentFile = currentDir;
 905                             }
 906
 907                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 908                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 909                                 if (fileListFragment != null) {
 910                                     fileListFragment.listDirectory(currentDir);
 911                                 }
 912                             }
 913                             setFile(currentFile);
 914                         }
 915
 916                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
 917
 918                         if (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 919                                     equals(event) &&
 920                                 /// TODO refactor and make common
 921                                 synchResult != null && !synchResult.isSuccess() &&
 922                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
 923                                     synchResult.isIdPRedirection()                  ||
 924                                     (synchResult.isException() && synchResult.getException()
 925                                             instanceof AuthenticatorException))) {
 926
 927                             OwnCloudClient client = null;
 928                             try {
 929                                 OwnCloudAccount ocAccount =
 930                                         new OwnCloudAccount(getAccount(), context);
 931                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
 932                                         removeClientFor(ocAccount));
 933                                 // TODO get rid of these exceptions
 934                             } catch (AccountNotFoundException e) {
 935                                 e.printStackTrace();
 936                             } catch (AuthenticatorException e) {
 937                                 e.printStackTrace();
 938                             } catch (OperationCanceledException e) {
 939                                 e.printStackTrace();
 940                             } catch (IOException e) {
 941                                 e.printStackTrace();
 942                             }
 943
 944                             if (client != null) {
 945                                 OwnCloudCredentials cred = client.getCredentials();
 946                                 if (cred != null) {
 947                                     AccountManager am = AccountManager.get(context);
 948                                     if (cred.authTokenExpires()) {
 949                                         am.invalidateAuthToken(
 950                                                 getAccount().type,
 951                                                 cred.getAuthToken()
 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                     showMessageView();
 968
 969                 }
 970
 971                 if (synchResult != null) {
 972                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 973                         mLastSslUntrustedServerResult = synchResult;
 974                     }
 975                 }
 976             } catch (RuntimeException e) {
 977                 // avoid app crashes after changing the serial id of RemoteOperationResult
 978                 // in owncloud library with broadcast notifications pending to process
 979                 removeStickyBroadcast(intent);
 980             }
 981         }
 982     }
 983
 984     /**
 985      * Show a text message on screen view for notifying user if content is
 986      * loading or folder is empty
 987      */
 988     private void showMessageView() {
 989         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
 990         if (ocFileListFragment != null) {
 991             int message = R.string.file_list_loading;
 992             if (!mSyncInProgress) {
 993                 // In case file list is empty
 994                 message = R.string.file_list_empty;
 995             }
 996             ocFileListFragment.setMessageforEmptyView(message);
 997         } else {
 998             Log.e(TAG, "OCFileListFragment is null");
 999         }
1000     }
1001
1002     /**
1003      * Once the file upload has finished -> update view
1004      */
1005     private class UploadFinishReceiver extends BroadcastReceiver {
1006         /**
1007          * Once the file upload has finished -> update view
1008          *  @author David A. Velasco
1009          * {@link BroadcastReceiver} to enable upload feedback in UI
1010          */
1011         @Override
1012         public void onReceive(Context context, Intent intent) {
1013             try {
1014                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1015                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1016                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1017                 OCFile currentDir = getCurrentDir();
1018                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1019                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1020
1021                 if (sameAccount && isDescendant) {
1022                     refreshListOfFilesFragment();
1023                 }
1024
1025                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
1026                 boolean renamedInUpload = getFile().getRemotePath().
1027                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1028                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1029                         renamedInUpload;
1030                 FileFragment details = getSecondFragment();
1031                 boolean detailFragmentIsShown = (details != null &&
1032                         details instanceof FileDetailFragment);
1033
1034                 if (sameAccount && sameFile && detailFragmentIsShown) {
1035                     if (uploadWasFine) {
1036                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1037                     }
1038                     if (renamedInUpload) {
1039                         String newName = (new File(uploadedRemotePath)).getName();
1040                         Toast msg = Toast.makeText(
1041                                 context,
1042                                 String.format(
1043                                         getString(R.string.filedetails_renamed_in_upload_msg),
1044                                         newName),
1045                                 Toast.LENGTH_LONG);
1046                         msg.show();
1047                     }
1048                     if (uploadWasFine || getFile().fileExists()) {
1049                         ((FileDetailFragment)details).updateFileDetails(false, true);
1050                     } else {
1051                         cleanSecondFragment();
1052                     }
1053
1054                     // Force the preview if the file is an image
1055                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1056                         startImagePreview(getFile());
1057                     } // TODO what about other kind of previews?
1058                 }
1059
1060             } finally {
1061                 if (intent != null) {
1062                     removeStickyBroadcast(intent);
1063                 }
1064             }
1065
1066         }
1067
1068     }
1069
1070
1071     /**
1072      * Class waiting for broadcast events from the {@link FielDownloader} service.
1073      *
1074      * Updates the UI when a download is started or finished, provided that it is relevant for the
1075      * current folder.
1076      */
1077     private class DownloadFinishReceiver extends BroadcastReceiver {
1078         @Override
1079         public void onReceive(Context context, Intent intent) {
1080             try {
1081                 boolean sameAccount = isSameAccount(context, intent);
1082                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1083                 boolean isDescendant = isDescendant(downloadedRemotePath);
1084
1085                 if (sameAccount && isDescendant) {
1086                     refreshListOfFilesFragment();
1087                     refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1088                 }
1089
1090                 if (mWaitingToSend != null) {
1091                     mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath()); // Update the file to send
1092                     if (mWaitingToSend.isDown()) {
1093                         sendDownloadedFile();
1094                     }
1095                 }
1096
1097             } finally {
1098                 if (intent != null) {
1099                     removeStickyBroadcast(intent);
1100                 }
1101             }
1102         }
1103
1104         private boolean isDescendant(String downloadedRemotePath) {
1105             OCFile currentDir = getCurrentDir();
1106             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1107         }
1108
1109         private boolean isSameAccount(Context context, Intent intent) {
1110             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1111             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1112         }
1113     }
1114
1115
1116     public void browseToRoot() {
1117         OCFileListFragment listOfFiles = getListOfFilesFragment();
1118         if (listOfFiles != null) {  // should never be null, indeed
1119             while (mDirectories.getCount() > 1) {
1120                 popDirname();
1121             }
1122             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1123             listOfFiles.listDirectory(root);
1124             setFile(listOfFiles.getCurrentFile());
1125             startSyncFolderOperation(root);
1126         }
1127         cleanSecondFragment();
1128     }
1129
1130
1131     public void browseTo(OCFile folder) {
1132         if (folder == null || !folder.isFolder()) {
1133             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1134         }
1135         OCFileListFragment listOfFiles = getListOfFilesFragment();
1136         if (listOfFiles != null) {
1137             setNavigationListWithFolder(folder);
1138             listOfFiles.listDirectory(folder);
1139             setFile(listOfFiles.getCurrentFile());
1140             startSyncFolderOperation(folder);
1141         } else {
1142             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1143         }
1144         cleanSecondFragment();
1145     }
1146
1147
1148     /**
1149      * {@inheritDoc}
1150      *
1151      * Updates action bar and second fragment, if in dual pane mode.
1152      */
1153     @Override
1154     public void onBrowsedDownTo(OCFile directory) {
1155         pushDirname(directory);
1156         cleanSecondFragment();
1157
1158         // Sync Folder
1159         startSyncFolderOperation(directory);
1160
1161     }
1162
1163     /**
1164      * Shows the information of the {@link OCFile} received as a
1165      * parameter in the second fragment.
1166      *
1167      * @param file          {@link OCFile} whose details will be shown
1168      */
1169     @Override
1170     public void showDetails(OCFile file) {
1171         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1172         setSecondFragment(detailFragment);
1173         updateFragmentsVisibility(true);
1174         updateNavigationElementsInActionBar(file);
1175         setFile(file);
1176     }
1177
1178
1179     /**
1180      * TODO
1181      */
1182     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1183         ActionBar actionBar = getSupportActionBar();
1184         if (chosenFile == null || mDualPane) {
1185             // only list of files - set for browsing through folders
1186             OCFile currentDir = getCurrentDir();
1187             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1188             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1189             actionBar.setDisplayShowTitleEnabled(!noRoot);
1190             if (!noRoot) {
1191                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1192             }
1193             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1194             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1195
1196         } else {
1197             actionBar.setDisplayHomeAsUpEnabled(true);
1198             actionBar.setDisplayShowTitleEnabled(true);
1199             actionBar.setTitle(chosenFile.getFileName());
1200             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1201         }
1202     }
1203
1204
1205     @Override
1206     protected ServiceConnection newTransferenceServiceConnection() {
1207         return new ListServiceConnection();
1208     }
1209
1210     /** Defines callbacks for service binding, passed to bindService() */
1211     private class ListServiceConnection implements ServiceConnection {
1212
1213         @Override
1214         public void onServiceConnected(ComponentName component, IBinder service) {
1215             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1216                 Log_OC.d(TAG, "Download service connected");
1217                 mDownloaderBinder = (FileDownloaderBinder) service;
1218                 if (mWaitingToPreview != null)
1219                     if (getStorageManager() != null) {
1220                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId()); // update the file
1221                         if (!mWaitingToPreview.isDown()) {
1222                             requestForDownload();
1223                         }
1224                 }
1225
1226             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1227                 Log_OC.d(TAG, "Upload service connected");
1228                 mUploaderBinder = (FileUploaderBinder) service;
1229             } else {
1230                 return;
1231             }
1232             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1233             OCFileListFragment listOfFiles = getListOfFilesFragment();
1234             if (listOfFiles != null) {
1235                 listOfFiles.listDirectory();
1236             }
1237             FileFragment secondFragment = getSecondFragment();
1238             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1239                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1240                 detailFragment.listenForTransferProgress();
1241                 detailFragment.updateFileDetails(false, false);
1242             }
1243         }
1244
1245         @Override
1246         public void onServiceDisconnected(ComponentName component) {
1247             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1248                 Log_OC.d(TAG, "Download service disconnected");
1249                 mDownloaderBinder = null;
1250             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1251                 Log_OC.d(TAG, "Upload service disconnected");
1252                 mUploaderBinder = null;
1253             }
1254         }
1255     };
1256
1257
1258
1259     /**
1260      * Launch an intent to request the PIN code to the user before letting him use the app
1261      */
1262     private void requestPinCode() {
1263         boolean pinStart = false;
1264         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1265         pinStart = appPrefs.getBoolean("set_pincode", false);
1266         if (pinStart) {
1267             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1268             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1269             startActivity(i);
1270         }
1271     }
1272
1273
1274     @Override
1275     public void onSavedCertificate() {
1276         startSyncFolderOperation(getCurrentDir());
1277     }
1278
1279
1280     @Override
1281     public void onFailedSavingCertificate() {
1282         showDialog(DIALOG_CERT_NOT_SAVED);
1283     }
1284
1285     @Override
1286     public void onCancelCertificate() {
1287         // nothing to do
1288     }
1289
1290     /**
1291      * Updates the view associated to the activity after the finish of some operation over files
1292      * in the current account.
1293      *
1294      * @param operation     Removal operation performed.
1295      * @param result        Result of the removal.
1296      */
1297     @Override
1298     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1299         super.onRemoteOperationFinish(operation, result);
1300
1301         if (operation instanceof RemoveFileOperation) {
1302             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1303
1304         } else if (operation instanceof RenameFileOperation) {
1305             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1306
1307         } else if (operation instanceof SynchronizeFileOperation) {
1308             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1309
1310         } else if (operation instanceof CreateFolderOperation) {
1311             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1312
1313         } else if (operation instanceof CreateShareOperation) {
1314             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1315
1316         } else if (operation instanceof UnshareLinkOperation) {
1317             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1318
1319         }
1320
1321     }
1322
1323
1324     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1325         if (result.isSuccess()) {
1326             refreshShowDetails();
1327             refreshListOfFilesFragment();
1328         }
1329     }
1330
1331
1332     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1333         if (result.isSuccess()) {
1334             refreshShowDetails();
1335             refreshListOfFilesFragment();
1336
1337         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1338             cleanSecondFragment();
1339             refreshListOfFilesFragment();
1340         }
1341     }
1342
1343     private void refreshShowDetails() {
1344         FileFragment details = getSecondFragment();
1345         if (details != null) {
1346             OCFile file = details.getFile();
1347             if (file != null) {
1348                 file = getStorageManager().getFileByPath(file.getRemotePath());
1349                 if (details instanceof PreviewMediaFragment) {
1350                     // Refresh  OCFile of the fragment
1351                     ((PreviewMediaFragment) details).updateFile(file);
1352                 } else {
1353                     showDetails(file);
1354                 }
1355             }
1356             invalidateOptionsMenu();
1357         }
1358     }
1359
1360     /**
1361      * Updates the view associated to the activity after the finish of an operation trying to remove a
1362      * file.
1363      *
1364      * @param operation     Removal operation performed.
1365      * @param result        Result of the removal.
1366      */
1367     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1368         dismissLoadingDialog();
1369
1370         Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1371                 Toast.LENGTH_LONG);
1372         msg.show();
1373
1374         if (result.isSuccess()) {
1375             OCFile removedFile = operation.getFile();
1376             FileFragment second = getSecondFragment();
1377             if (second != null && removedFile.equals(second.getFile())) {
1378                 if (second instanceof PreviewMediaFragment) {
1379                     ((PreviewMediaFragment)second).stopPreview(true);
1380                 }
1381                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1382                 cleanSecondFragment();
1383             }
1384             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1385                 refreshListOfFilesFragment();
1386             }
1387             invalidateOptionsMenu();
1388         } else {
1389             if (result.isSslRecoverableException()) {
1390                 mLastSslUntrustedServerResult = result;
1391                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1392             }
1393         }
1394     }
1395
1396
1397     /**
1398      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1399      *
1400      * @param operation     Creation operation performed.
1401      * @param result        Result of the creation.
1402      */
1403     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1404         if (result.isSuccess()) {
1405             dismissLoadingDialog();
1406             refreshListOfFilesFragment();
1407         } else {
1408             dismissLoadingDialog();
1409             try {
1410                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1411                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1412                         Toast.LENGTH_LONG);
1413                 msg.show();
1414
1415             } catch (NotFoundException e) {
1416                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1417             }
1418         }
1419     }
1420
1421
1422     /**
1423      * Updates the view associated to the activity after the finish of an operation trying to rename a
1424      * file.
1425      *
1426      * @param operation     Renaming operation performed.
1427      * @param result        Result of the renaming.
1428      */
1429     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1430         dismissLoadingDialog();
1431         OCFile renamedFile = operation.getFile();
1432         if (result.isSuccess()) {
1433             FileFragment details = getSecondFragment();
1434             if (details != null) {
1435                 if (details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1436                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1437                     showDetails(renamedFile);
1438
1439                 } else if (details instanceof PreviewMediaFragment && renamedFile.equals(details.getFile())) {
1440                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1441                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1442                         int position = ((PreviewMediaFragment)details).getPosition();
1443                         startMediaPreview(renamedFile, position, true);
1444                     } else {
1445                         getFileOperationsHelper().openFile(renamedFile);
1446                     }
1447                 }
1448             }
1449
1450             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1451                 refreshListOfFilesFragment();
1452             }
1453
1454         } else {
1455             Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1456                     Toast.LENGTH_LONG);
1457             msg.show();
1458
1459             if (result.isSslRecoverableException()) {
1460                 mLastSslUntrustedServerResult = result;
1461                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1462             }
1463         }
1464     }
1465
1466     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1467         dismissLoadingDialog();
1468         OCFile syncedFile = operation.getLocalFile();
1469         if (!result.isSuccess()) {
1470             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1471                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1472                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1473                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1474                 startActivity(i);
1475
1476             }
1477
1478         } else {
1479             if (operation.transferWasRequested()) {
1480                 onTransferStateChanged(syncedFile, true, true);
1481
1482             } else {
1483                 Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1484                         Toast.LENGTH_LONG);
1485                 msg.show();
1486             }
1487         }
1488     }
1489
1490
1491     /**
1492      * {@inheritDoc}
1493      */
1494     @Override
1495     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1496         refreshListOfFilesFragment();
1497         FileFragment details = getSecondFragment();
1498         if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1499             if (downloading || uploading) {
1500                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1501             } else {
1502                 if (!file.fileExists()) {
1503                     cleanSecondFragment();
1504                 } else {
1505                     ((FileDetailFragment)details).updateFileDetails(false, true);
1506                 }
1507             }
1508         }
1509
1510     }
1511
1512
1513     private void requestForDownload() {
1514         Account account = getAccount();
1515         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1516             Intent i = new Intent(this, FileDownloader.class);
1517             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1518             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1519             startService(i);
1520         }
1521     }
1522
1523
1524     private OCFile getCurrentDir() {
1525         OCFile file = getFile();
1526         if (file != null) {
1527             if (file.isFolder()) {
1528                 return file;
1529             } else if (getStorageManager() != null) {
1530                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1531                 return getStorageManager().getFileByPath(parentPath);
1532             }
1533         }
1534         return null;
1535     }
1536
1537     public void startSyncFolderOperation(OCFile folder) {
1538         long currentSyncTime = System.currentTimeMillis();
1539
1540         mSyncInProgress = true;
1541
1542         // perform folder synchronization
1543         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1544                                                                         currentSyncTime,
1545                                                                         false,
1546                                                                         getFileOperationsHelper().isSharedSupported(),
1547                                                                         getStorageManager(),
1548                                                                         getAccount(),
1549                                                                         getApplicationContext()
1550                                                                       );
1551         synchFolderOp.execute(getAccount(), this, null, null);
1552
1553         setSupportProgressBarIndeterminateVisibility(true);
1554
1555         showMessageView();
1556     }
1557
1558     /**
1559      * Show untrusted cert dialog
1560      */
1561     public void showUntrustedCertDialog(RemoteOperationResult result) {
1562         // Show a dialog with the certificate info
1563         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1564         FragmentManager fm = getSupportFragmentManager();
1565         FragmentTransaction ft = fm.beginTransaction();
1566         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1567     }
1568
1569     private void requestForDownload(OCFile file) {
1570         Account account = getAccount();
1571         if (!mDownloaderBinder.isDownloading(account, file)) {
1572             Intent i = new Intent(this, FileDownloader.class);
1573             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1574             i.putExtra(FileDownloader.EXTRA_FILE, file);
1575             startService(i);
1576         }
1577     }
1578
1579     private void sendDownloadedFile(){
1580         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1581         mWaitingToSend = null;
1582     }
1583
1584
1585     /**
1586      * Requests the download of the received {@link OCFile} , updates the UI
1587      * to monitor the download progress and prepares the activity to send the file
1588      * when the download finishes.
1589      *
1590      * @param file          {@link OCFile} to download and preview.
1591      */
1592     public void startDownloadForSending(OCFile file) {
1593         mWaitingToSend = file;
1594         requestForDownload(mWaitingToSend);
1595         boolean hasSecondFragment = (getSecondFragment()!= null);
1596         updateFragmentsVisibility(hasSecondFragment);
1597     }
1598
1599     /**
1600      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1601      *
1602      * @param file                      Image {@link OCFile} to show.
1603      */
1604     public void startImagePreview(OCFile file) {
1605         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1606         showDetailsIntent.putExtra(EXTRA_FILE, file);
1607         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1608         startActivity(showDetailsIntent);
1609
1610     }
1611
1612     /**
1613      * Stars the preview of an already down media {@link OCFile}.
1614      *
1615      * @param file                      Media {@link OCFile} to preview.
1616      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1617      * @param autoplay                  When 'true', the playback will start without user interactions.
1618      */
1619     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1620         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1621         setSecondFragment(mediaFragment);
1622         updateFragmentsVisibility(true);
1623         updateNavigationElementsInActionBar(file);
1624         setFile(file);
1625     }
1626
1627     /**
1628      * Requests the download of the received {@link OCFile} , updates the UI
1629      * to monitor the download progress and prepares the activity to preview
1630      * or open the file when the download finishes.
1631      *
1632      * @param file          {@link OCFile} to download and preview.
1633      */
1634     public void startDownloadForPreview(OCFile file) {
1635         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1636         setSecondFragment(detailFragment);
1637         mWaitingToPreview = file;
1638         requestForDownload();
1639         updateFragmentsVisibility(true);
1640         updateNavigationElementsInActionBar(file);
1641         setFile(file);
1642     }
1643
1644
1645     public void cancelTransference(OCFile file) {
1646         getFileOperationsHelper().cancelTransference(file);
1647         if (mWaitingToPreview != null &&
1648                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1649             mWaitingToPreview = null;
1650         }
1651         if (mWaitingToSend != null &&
1652                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1653             mWaitingToSend = null;
1654         }
1655         onTransferStateChanged(file, false, false);
1656     }
1657
1658     @Override
1659     public void onConfigurationChanged(Configuration newConfig) {
1660         super.onConfigurationChanged(newConfig);
1661     }
1662
1663 }