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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 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
  23 import android.accounts.Account;
  24 import android.app.AlertDialog;
  25 import android.app.Dialog;
  26 import android.app.ProgressDialog;
  27 import android.content.BroadcastReceiver;
  28 import android.content.ComponentName;
  29 import android.content.ContentResolver;
  30 import android.content.Context;
  31 import android.content.DialogInterface;
  32 import android.content.Intent;
  33 import android.content.IntentFilter;
  34 import android.content.ServiceConnection;
  35 import android.content.SharedPreferences;
  36 import android.content.SyncRequest;
  37 import android.content.res.Resources.NotFoundException;
  38 import android.database.Cursor;
  39 import android.net.Uri;
  40 import android.os.Bundle;
  41 import android.os.IBinder;
  42 import android.preference.PreferenceManager;
  43 import android.provider.MediaStore;
  44 import android.support.v4.app.Fragment;
  45 import android.support.v4.app.FragmentTransaction;
  46 //import android.support.v4.content.LocalBroadcastManager;
  47 import android.util.Log;
  48 import android.view.View;
  49 import android.view.ViewGroup;
  50 import android.widget.ArrayAdapter;
  51 import android.widget.TextView;
  52 import android.widget.Toast;
  53
  54 import com.actionbarsherlock.app.ActionBar;
  55 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  56 import com.actionbarsherlock.view.Menu;
  57 import com.actionbarsherlock.view.MenuInflater;
  58 import com.actionbarsherlock.view.MenuItem;
  59 import com.actionbarsherlock.view.Window;
  60 import com.owncloud.android.MainApp;
  61 import com.owncloud.android.R;
  62 import com.owncloud.android.datamodel.OCFile;
  63 import com.owncloud.android.files.services.FileDownloader;
  64 import com.owncloud.android.files.services.FileObserverService;
  65 import com.owncloud.android.files.services.FileUploader;
  66 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  67 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  68 import com.owncloud.android.operations.CreateFolderOperation;
  69
  70 import com.owncloud.android.lib.operations.common.RemoteOperation;
  71 import com.owncloud.android.lib.operations.common.RemoteOperationResult;
  72 import com.owncloud.android.lib.operations.common.RemoteOperationResult.ResultCode;
  73 import com.owncloud.android.operations.CreateShareOperation;
  74 import com.owncloud.android.operations.RemoveFileOperation;
  75 import com.owncloud.android.operations.RenameFileOperation;
  76 import com.owncloud.android.operations.SynchronizeFileOperation;
  77 import com.owncloud.android.operations.SynchronizeFolderOperation;
  78 import com.owncloud.android.operations.UnshareLinkOperation;
  79 import com.owncloud.android.services.OperationsService;
  80 import com.owncloud.android.syncadapter.FileSyncAdapter;
  81 import com.owncloud.android.ui.dialog.EditNameDialog;
  82 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  83 import com.owncloud.android.ui.dialog.SslValidatorDialog;
  84 import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;
  85 import com.owncloud.android.ui.fragment.FileDetailFragment;
  86 import com.owncloud.android.ui.fragment.FileFragment;
  87 import com.owncloud.android.ui.fragment.OCFileListFragment;
  88 import com.owncloud.android.ui.preview.PreviewImageActivity;
  89 import com.owncloud.android.ui.preview.PreviewImageFragment;
  90 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  91 import com.owncloud.android.ui.preview.PreviewVideoActivity;
  92 import com.owncloud.android.utils.DisplayUtils;
  93 import com.owncloud.android.utils.Log_OC;
  94
  95
  96 /**
  97  * Displays, what files the user has available in his ownCloud.
  98  *
  99  * @author Bartek Przybylski
 100  * @author David A. Velasco
 101  */
 102
 103 public class FileDisplayActivity extends HookActivity implements
 104 OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, EditNameDialogListener {
 105
 106     private ArrayAdapter<String> mDirectories;
 107
 108     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 109     private UploadFinishReceiver mUploadFinishReceiver;
 110     private DownloadFinishReceiver mDownloadFinishReceiver;
 111     //private OperationsServiceReceiver mOperationsServiceReceiver;
 112     private FileDownloaderBinder mDownloaderBinder = null;
 113     private FileUploaderBinder mUploaderBinder = null;
 114     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 115     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 116
 117     private boolean mDualPane;
 118     private View mLeftFragmentContainer;
 119     private View mRightFragmentContainer;
 120
 121     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 122     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 123     private static final String KEY_REFRESH_SHARES_IN_PROGRESS = "SHARES_IN_PROGRESS";
 124
 125     public static final int DIALOG_SHORT_WAIT = 0;
 126     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 127     private static final int DIALOG_SSL_VALIDATOR = 2;
 128     private static final int DIALOG_CERT_NOT_SAVED = 3;
 129
 130     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 131
 132     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 133     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 134
 135     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 136
 137     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 138     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 139
 140     private OCFile mWaitingToPreview;
 141
 142     private boolean mSyncInProgress = false;
 143     //private boolean mRefreshSharesInProgress = false;
 144
 145     @Override
 146     protected void onCreate(Bundle savedInstanceState) {
 147         Log_OC.d(TAG, "onCreate() start");
 148         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 149
 150         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 151
 152         /// bindings to transference services
 153         mUploadConnection = new ListServiceConnection();
 154         mDownloadConnection = new ListServiceConnection();
 155         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 156         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 157
 158         // PIN CODE request ;  best location is to decide, let's try this first
 159         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 160             requestPinCode();
 161         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 162             requestPinCode();
 163         }
 164
 165         /// file observer
 166         Intent observer_intent = new Intent(this, FileObserverService.class);
 167         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 168         startService(observer_intent);
 169
 170         /// Load of saved instance state
 171         if(savedInstanceState != null) {
 172             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 173             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 174             //mRefreshSharesInProgress = savedInstanceState.getBoolean(KEY_REFRESH_SHARES_IN_PROGRESS);
 175
 176         } else {
 177             mWaitingToPreview = null;
 178             mSyncInProgress = false;
 179             //mRefreshSharesInProgress = false;
 180         }
 181
 182         /// USER INTERFACE
 183
 184         // Inflate and set the layout view
 185         setContentView(R.layout.files);
 186         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 187         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 188         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 189         if (savedInstanceState == null) {
 190             createMinFragments();
 191         }
 192
 193         // Action bar setup
 194         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 195         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 196         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 197
 198         Log_OC.d(TAG, "onCreate() end");
 199     }
 200
 201     @Override
 202     protected void onStart() {
 203         super.onStart();
 204         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 205     }
 206
 207     @Override
 208     protected void onDestroy() {
 209         super.onDestroy();
 210         if (mDownloadConnection != null)
 211             unbindService(mDownloadConnection);
 212         if (mUploadConnection != null)
 213             unbindService(mUploadConnection);
 214     }
 215
 216
 217     /**
 218      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 219      */
 220     @Override
 221     protected void onAccountSet(boolean stateWasRecovered) {
 222         super.onAccountSet(stateWasRecovered);
 223         if (getAccount() != null) {
 224             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 225             OCFile file = getFile();
 226             // get parent from path
 227             String parentPath = "";
 228             if (file != null) {
 229                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 230                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 231                     // get parent from path
 232                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 233                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 234                         file = null; // not able to know the directory where the file is uploading
 235                 } else {
 236                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 237                 }
 238             }
 239             if (file == null) {
 240                 // fall back to root folder
 241                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 242             }
 243             setFile(file);
 244             setNavigationListWithFolder(file);
 245
 246             if (!stateWasRecovered) {
 247                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 248                 initFragmentsWithFile();
 249                 if (file.isFolder()) {
 250                     startSyncFolderOperation(file);
 251                 }
 252
 253             } else {
 254                 updateFragmentsVisibility(!file.isFolder());
 255                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 256             }
 257         }
 258     }
 259
 260
 261     private void setNavigationListWithFolder(OCFile file) {
 262         mDirectories.clear();
 263         OCFile fileIt = file;
 264         String parentPath;
 265         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 266             if (fileIt.isFolder()) {
 267                 mDirectories.add(fileIt.getFileName());
 268             }
 269             // get parent from path
 270             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 271             fileIt = getStorageManager().getFileByPath(parentPath);
 272         }
 273         mDirectories.add(OCFile.PATH_SEPARATOR);
 274     }
 275
 276
 277     private void createMinFragments() {
 278         OCFileListFragment listOfFiles = new OCFileListFragment();
 279         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 280         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 281         transaction.commit();
 282     }
 283
 284     private void initFragmentsWithFile() {
 285         if (getAccount() != null && getFile() != null) {
 286             /// First fragment
 287             OCFileListFragment listOfFiles = getListOfFilesFragment();
 288             if (listOfFiles != null) {
 289                 listOfFiles.listDirectory(getCurrentDir());
 290             } else {
 291                 Log.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 292             }
 293
 294             /// Second fragment
 295             OCFile file = getFile();
 296             Fragment secondFragment = chooseInitialSecondFragment(file);
 297             if (secondFragment != null) {
 298                 setSecondFragment(secondFragment);
 299                 updateFragmentsVisibility(true);
 300                 updateNavigationElementsInActionBar(file);
 301
 302             } else {
 303                 cleanSecondFragment();
 304             }
 305
 306         } else {
 307             Log.wtf(TAG, "initFragments() called with invalid NULLs!");
 308             if (getAccount() == null) {
 309                 Log.wtf(TAG, "\t account is NULL");
 310             }
 311             if (getFile() == null) {
 312                 Log.wtf(TAG, "\t file is NULL");
 313             }
 314         }
 315     }
 316
 317     private Fragment chooseInitialSecondFragment(OCFile file) {
 318         Fragment secondFragment = null;
 319         if (file != null && !file.isFolder()) {
 320             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 321                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 322                     ) {
 323                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 324                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 325                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 326
 327             } else {
 328                 secondFragment = new FileDetailFragment(file, getAccount());
 329             }
 330         }
 331         return secondFragment;
 332     }
 333
 334
 335     /**
 336      * Replaces the second fragment managed by the activity with the received as
 337      * a parameter.
 338      *
 339      * Assumes never will be more than two fragments managed at the same time.
 340      *
 341      * @param fragment      New second Fragment to set.
 342      */
 343     private void setSecondFragment(Fragment fragment) {
 344         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 345         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 346         transaction.commit();
 347     }
 348
 349
 350     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 351         if (mDualPane) {
 352             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 353                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 354             }
 355             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 356                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 357             }
 358
 359         } else if (existsSecondFragment) {
 360             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 361                 mLeftFragmentContainer.setVisibility(View.GONE);
 362             }
 363             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 364                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 365             }
 366
 367         } else {
 368             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 369                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 370             }
 371             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 372                 mRightFragmentContainer.setVisibility(View.GONE);
 373             }
 374         }
 375     }
 376
 377
 378     private OCFileListFragment getListOfFilesFragment() {
 379         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 380         if (listOfFiles != null) {
 381             return (OCFileListFragment)listOfFiles;
 382         }
 383         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 384         return null;
 385     }
 386
 387     protected FileFragment getSecondFragment() {
 388         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 389         if (second != null) {
 390             return (FileFragment)second;
 391         }
 392         return null;
 393     }
 394
 395     public void cleanSecondFragment() {
 396         Fragment second = getSecondFragment();
 397         if (second != null) {
 398             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 399             tr.remove(second);
 400             tr.commit();
 401         }
 402         updateFragmentsVisibility(false);
 403         updateNavigationElementsInActionBar(null);
 404     }
 405
 406     protected void refeshListOfFilesFragment() {
 407         OCFileListFragment fileListFragment = getListOfFilesFragment();
 408         if (fileListFragment != null) {
 409             fileListFragment.listDirectory();
 410         }
 411     }
 412
 413     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 414         FileFragment secondFragment = getSecondFragment();
 415         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 416         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 417             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 418             OCFile fileInFragment = detailsFragment.getFile();
 419             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 420                 // the user browsed to other file ; forget the automatic preview
 421                 mWaitingToPreview = null;
 422
 423             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 424                 // grant that the right panel updates the progress bar
 425                 detailsFragment.listenForTransferProgress();
 426                 detailsFragment.updateFileDetails(true, false);
 427
 428             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 429                 //  update the right panel
 430                 boolean detailsFragmentChanged = false;
 431                 if (waitedPreview) {
 432                     if (success) {
 433                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 434                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 435                             startMediaPreview(mWaitingToPreview, 0, true);
 436                             detailsFragmentChanged = true;
 437                         } else {
 438                             getFileOperationsHelper().openFile(mWaitingToPreview, this);
 439                         }
 440                     }
 441                     mWaitingToPreview = null;
 442                 }
 443                 if (!detailsFragmentChanged) {
 444                     detailsFragment.updateFileDetails(false, (success));
 445                 }
 446             }
 447         }
 448     }
 449
 450     @Override
 451     public boolean onCreateOptionsMenu(Menu menu) {
 452         MenuInflater inflater = getSherlock().getMenuInflater();
 453         inflater.inflate(R.menu.main_menu, menu);
 454         return true;
 455     }
 456
 457     @Override
 458     public boolean onOptionsItemSelected(MenuItem item) {
 459         boolean retval = true;
 460         switch (item.getItemId()) {
 461         case R.id.action_create_dir: {
 462             EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", -1, -1, this);
 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
 665         Log_OC.d(TAG, "onSaveInstanceState() end");
 666     }
 667
 668
 669
 670     @Override
 671     protected void onResume() {
 672         super.onResume();
 673         Log_OC.e(TAG, "onResume() start");
 674
 675         // Listen for sync messages
 676         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 677         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 678         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_SIZE_SYNCED);
 679         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 680         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 681         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 682         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 683         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 684         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 685
 686         // Listen for upload messages
 687         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 688         mUploadFinishReceiver = new UploadFinishReceiver();
 689         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 690
 691         // Listen for download messages
 692         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 693         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 694         mDownloadFinishReceiver = new DownloadFinishReceiver();
 695         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 696
 697         // Listen for messages from the OperationsService
 698         /*
 699         IntentFilter operationsIntentFilter = new IntentFilter(OperationsService.ACTION_OPERATION_ADDED);
 700         operationsIntentFilter.addAction(OperationsService.ACTION_OPERATION_FINISHED);
 701         mOperationsServiceReceiver = new OperationsServiceReceiver();
 702         LocalBroadcastManager.getInstance(this).registerReceiver(mOperationsServiceReceiver, operationsIntentFilter);
 703         */
 704
 705         Log_OC.d(TAG, "onResume() end");
 706     }
 707
 708
 709     @Override
 710     protected void onPause() {
 711         super.onPause();
 712         Log_OC.e(TAG, "onPause() start");
 713         if (mSyncBroadcastReceiver != null) {
 714             unregisterReceiver(mSyncBroadcastReceiver);
 715             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 716             mSyncBroadcastReceiver = null;
 717         }
 718         if (mUploadFinishReceiver != null) {
 719             unregisterReceiver(mUploadFinishReceiver);
 720             mUploadFinishReceiver = null;
 721         }
 722         if (mDownloadFinishReceiver != null) {
 723             unregisterReceiver(mDownloadFinishReceiver);
 724             mDownloadFinishReceiver = null;
 725         }
 726         /*
 727         if (mOperationsServiceReceiver != null) {
 728             LocalBroadcastManager.getInstance(this).unregisterReceiver(mOperationsServiceReceiver);
 729             mOperationsServiceReceiver = null;
 730         }
 731         */
 732         Log_OC.d(TAG, "onPause() end");
 733     }
 734
 735
 736     @Override
 737     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 738         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 739             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 740         }
 741     }
 742
 743
 744     @Override
 745     protected Dialog onCreateDialog(int id) {
 746         Dialog dialog = null;
 747         AlertDialog.Builder builder;
 748         switch (id) {
 749         case DIALOG_SHORT_WAIT: {
 750             ProgressDialog working_dialog = new ProgressDialog(this);
 751             working_dialog.setMessage(getResources().getString(
 752                     R.string.wait_a_moment));
 753             working_dialog.setIndeterminate(true);
 754             working_dialog.setCancelable(false);
 755             dialog = working_dialog;
 756             break;
 757         }
 758         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 759
 760             String[] items = null;
 761
 762             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 763                     getString(R.string.actionbar_upload_from_apps),
 764                     getString(R.string.actionbar_failed_instant_upload) };
 765
 766             String[] commonItems = { getString(R.string.actionbar_upload_files),
 767                     getString(R.string.actionbar_upload_from_apps) };
 768
 769             if (InstantUploadActivity.IS_ENABLED)
 770                 items = allTheItems;
 771             else
 772                 items = commonItems;
 773
 774             builder = new AlertDialog.Builder(this);
 775             builder.setTitle(R.string.actionbar_upload);
 776             builder.setItems(items, new DialogInterface.OnClickListener() {
 777                 public void onClick(DialogInterface dialog, int item) {
 778                     if (item == 0) {
 779                         // if (!mDualPane) {
 780                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 781                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 782                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 783                             // } else {
 784                             // TODO create and handle new fragment
 785                             // LocalFileListFragment
 786                             // }
 787                     } else if (item == 1) {
 788                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 789                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 790                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 791                                 ACTION_SELECT_CONTENT_FROM_APPS);
 792                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 793                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 794                         action.putExtra(FileUploader.KEY_ACCOUNT, FileDisplayActivity.this.getAccount());
 795                         startActivity(action);
 796                     }
 797                 }
 798             });
 799             dialog = builder.create();
 800             break;
 801         }
 802         case DIALOG_SSL_VALIDATOR: {
 803             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 804             break;
 805         }
 806         case DIALOG_CERT_NOT_SAVED: {
 807             builder = new AlertDialog.Builder(this);
 808             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 809             builder.setCancelable(false);
 810             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 811                 @Override
 812                 public void onClick(DialogInterface dialog, int which) {
 813                     dialog.dismiss();
 814                 };
 815             });
 816             dialog = builder.create();
 817             break;
 818         }
 819         default:
 820             dialog = null;
 821         }
 822
 823         return dialog;
 824     }
 825
 826
 827     /**
 828      * Translates a content URI of an image to a physical path
 829      * on the disk
 830      * @param uri The URI to resolve
 831      * @return The path to the image or null if it could not be found
 832      */
 833     public String getPath(Uri uri) {
 834         String[] projection = { MediaStore.Images.Media.DATA };
 835         Cursor cursor = managedQuery(uri, projection, null, null, null);
 836         if (cursor != null) {
 837             int column_index = cursor
 838                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 839             cursor.moveToFirst();
 840             return cursor.getString(column_index);
 841         }
 842         return null;
 843     }
 844
 845     /**
 846      * Pushes a directory to the drop down list
 847      * @param directory to push
 848      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 849      */
 850     public void pushDirname(OCFile directory) {
 851         if(!directory.isFolder()){
 852             throw new IllegalArgumentException("Only directories may be pushed!");
 853         }
 854         mDirectories.insert(directory.getFileName(), 0);
 855         setFile(directory);
 856     }
 857
 858     /**
 859      * Pops a directory name from the drop down list
 860      * @return True, unless the stack is empty
 861      */
 862     public boolean popDirname() {
 863         mDirectories.remove(mDirectories.getItem(0));
 864         return !mDirectories.isEmpty();
 865     }
 866
 867     // Custom array adapter to override text colors
 868     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 869
 870         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 871             super(ctx, view);
 872         }
 873
 874         public View getView(int position, View convertView, ViewGroup parent) {
 875             View v = super.getView(position, convertView, parent);
 876
 877             ((TextView) v).setTextColor(getResources().getColorStateList(
 878                     android.R.color.white));
 879
 880             fixRoot((TextView) v );
 881             return v;
 882         }
 883
 884         public View getDropDownView(int position, View convertView,
 885                 ViewGroup parent) {
 886             View v = super.getDropDownView(position, convertView, parent);
 887
 888             ((TextView) v).setTextColor(getResources().getColorStateList(
 889                     android.R.color.white));
 890
 891             fixRoot((TextView) v );
 892             return v;
 893         }
 894
 895         private void fixRoot(TextView v) {
 896             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
 897                 v.setText(R.string.default_display_name_for_root_folder);
 898             }
 899         }
 900
 901     }
 902
 903     private class SyncBroadcastReceiver extends BroadcastReceiver {
 904
 905         /**
 906          * {@link BroadcastReceiver} to enable syncing feedback in UI
 907          */
 908         @Override
 909         public void onReceive(Context context, Intent intent) {
 910             String event = intent.getAction();
 911             Log_OC.d(TAG, "Received broadcast " + event);
 912             String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 913             String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 914             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
 915             boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
 916
 917             if (sameAccount) {
 918
 919                 if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 920                     mSyncInProgress = true;
 921
 922                 } else {
 923                     OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
 924                     OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 925
 926                     if (currentDir == null) {
 927                         // current folder was removed from the server
 928                         Toast.makeText( FileDisplayActivity.this,
 929                                         String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 930                                         Toast.LENGTH_LONG)
 931                             .show();
 932                         browseToRoot();
 933
 934                     } else {
 935                         if (currentFile == null && !getFile().isFolder()) {
 936                             // currently selected file was removed in the server, and now we know it
 937                             cleanSecondFragment();
 938                             currentFile = currentDir;
 939                         }
 940
 941                         if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 942                             OCFileListFragment fileListFragment = getListOfFilesFragment();
 943                             if (fileListFragment != null) {
 944                                 fileListFragment.listDirectory(currentDir);
 945                             }
 946                         }
 947                         setFile(currentFile);
 948                     }
 949
 950                     mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
 951
 952                     /*
 953                     if (synchResult != null &&
 954                         synchResult.isSuccess() &&
 955                             (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SYNCED.equals(event) ||
 956                                 FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED.equals(event)
 957                             ) &&
 958                             !mRefreshSharesInProgress &&
 959                             getFileOperationsHelper().isSharedSupported(FileDisplayActivity.this)
 960                         ) {
 961                         startGetShares();
 962                     }
 963                     */
 964
 965                 }
 966                 removeStickyBroadcast(intent);
 967                 Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
 968                 setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
 969             }
 970
 971             if (synchResult != null) {
 972                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 973                     mLastSslUntrustedServerResult = synchResult;
 974                     showDialog(DIALOG_SSL_VALIDATOR);
 975                 }
 976             }
 977         }
 978     }
 979
 980
 981     private class UploadFinishReceiver extends BroadcastReceiver {
 982         /**
 983          * Once the file upload has finished -> update view
 984          *  @author David A. Velasco
 985          * {@link BroadcastReceiver} to enable upload feedback in UI
 986          */
 987         @Override
 988         public void onReceive(Context context, Intent intent) {
 989             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 990             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 991             boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
 992             OCFile currentDir = getCurrentDir();
 993             boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
 994             if (sameAccount && isDescendant) {
 995                 refeshListOfFilesFragment();
 996             }
 997         }
 998
 999     }
1000
1001
1002     /**
1003      * Class waiting for broadcast events from the {@link FielDownloader} service.
1004      *
1005      * Updates the UI when a download is started or finished, provided that it is relevant for the
1006      * current folder.
1007      */
1008     private class DownloadFinishReceiver extends BroadcastReceiver {
1009         @Override
1010         public void onReceive(Context context, Intent intent) {
1011             boolean sameAccount = isSameAccount(context, intent);
1012             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1013             boolean isDescendant = isDescendant(downloadedRemotePath);
1014
1015             if (sameAccount && isDescendant) {
1016                 refeshListOfFilesFragment();
1017                 refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1018             }
1019
1020             removeStickyBroadcast(intent);
1021         }
1022
1023         private boolean isDescendant(String downloadedRemotePath) {
1024             OCFile currentDir = getCurrentDir();
1025             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1026         }
1027
1028         private boolean isSameAccount(Context context, Intent intent) {
1029             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1030             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1031         }
1032     }
1033
1034
1035     /**
1036      * Class waiting for broadcast events from the {@link OperationsService}.
1037      *
1038      * Updates the list of files when a get for shares is finished; at this moment the refresh of shares is the only
1039      * operation performed in {@link OperationsService}.
1040      *
1041      * In the future will handle the progress or finalization of all the operations performed in {@link OperationsService},
1042      * probably all the operations associated to the app model.
1043      */
1044     private class OperationsServiceReceiver extends BroadcastReceiver {
1045
1046         @Override
1047         public void onReceive(Context context, Intent intent) {
1048             if (OperationsService.ACTION_OPERATION_ADDED.equals(intent.getAction())) {
1049
1050             } else if (OperationsService.ACTION_OPERATION_FINISHED.equals(intent.getAction())) {
1051                 //mRefreshSharesInProgress = false;
1052
1053                 Account account = intent.getParcelableExtra(OperationsService.EXTRA_ACCOUNT);
1054                 RemoteOperationResult getSharesResult = (RemoteOperationResult)intent.getSerializableExtra(OperationsService.EXTRA_RESULT);
1055                 if (getAccount() != null && account.name.equals(getAccount().name)
1056                         && getStorageManager() != null
1057                         ) {
1058                     refeshListOfFilesFragment();
1059                 }
1060                 if ((getSharesResult != null) &&
1061                         RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED.equals(getSharesResult.getCode())) {
1062                     mLastSslUntrustedServerResult = getSharesResult;
1063                     showDialog(DIALOG_SSL_VALIDATOR);
1064                 }
1065
1066                 //setSupportProgressBarIndeterminateVisibility(mRefreshSharesInProgress || mSyncInProgress);
1067             }
1068
1069         }
1070
1071     }
1072
1073     public void browseToRoot() {
1074         OCFileListFragment listOfFiles = getListOfFilesFragment();
1075         if (listOfFiles != null) {  // should never be null, indeed
1076             while (mDirectories.getCount() > 1) {
1077                 popDirname();
1078             }
1079             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1080             listOfFiles.listDirectory(root);
1081             setFile(listOfFiles.getCurrentFile());
1082             startSyncFolderOperation(root);
1083         }
1084         cleanSecondFragment();
1085     }
1086
1087
1088     public void browseTo(OCFile folder) {
1089         if (folder == null || !folder.isFolder()) {
1090             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1091         }
1092         OCFileListFragment listOfFiles = getListOfFilesFragment();
1093         if (listOfFiles != null) {
1094             setNavigationListWithFolder(folder);
1095             listOfFiles.listDirectory(folder);
1096             setFile(listOfFiles.getCurrentFile());
1097             startSyncFolderOperation(folder);
1098         } else {
1099             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1100         }
1101         cleanSecondFragment();
1102     }
1103
1104
1105     /**
1106      * {@inheritDoc}
1107      *
1108      * Updates action bar and second fragment, if in dual pane mode.
1109      */
1110     @Override
1111     public void onBrowsedDownTo(OCFile directory) {
1112         pushDirname(directory);
1113         cleanSecondFragment();
1114
1115         // Sync Folder
1116         startSyncFolderOperation(directory);
1117
1118     }
1119
1120     /**
1121      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1122      *
1123      * @param file                      Image {@link OCFile} to show.
1124      */
1125     @Override
1126     public void startImagePreview(OCFile file) {
1127         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1128         showDetailsIntent.putExtra(EXTRA_FILE, file);
1129         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1130         startActivity(showDetailsIntent);
1131     }
1132
1133     /**
1134      * Stars the preview of an already down media {@link OCFile}.
1135      *
1136      * @param file                      Media {@link OCFile} to preview.
1137      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1138      * @param autoplay                  When 'true', the playback will start without user interactions.
1139      */
1140     @Override
1141     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1142         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1143         setSecondFragment(mediaFragment);
1144         updateFragmentsVisibility(true);
1145         updateNavigationElementsInActionBar(file);
1146         setFile(file);
1147     }
1148
1149     /**
1150      * Requests the download of the received {@link OCFile} , updates the UI
1151      * to monitor the download progress and prepares the activity to preview
1152      * or open the file when the download finishes.
1153      *
1154      * @param file          {@link OCFile} to download and preview.
1155      */
1156     @Override
1157     public void startDownloadForPreview(OCFile file) {
1158         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1159         setSecondFragment(detailFragment);
1160         mWaitingToPreview = file;
1161         requestForDownload();
1162         updateFragmentsVisibility(true);
1163         updateNavigationElementsInActionBar(file);
1164         setFile(file);
1165     }
1166
1167
1168     /**
1169      * Shows the information of the {@link OCFile} received as a
1170      * parameter in the second fragment.
1171      *
1172      * @param file          {@link OCFile} whose details will be shown
1173      */
1174     @Override
1175     public void showDetails(OCFile file) {
1176         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1177         setSecondFragment(detailFragment);
1178         updateFragmentsVisibility(true);
1179         updateNavigationElementsInActionBar(file);
1180         setFile(file);
1181     }
1182
1183
1184     /**
1185      * TODO
1186      */
1187     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1188         ActionBar actionBar = getSupportActionBar();
1189         if (chosenFile == null || mDualPane) {
1190             // only list of files - set for browsing through folders
1191             OCFile currentDir = getCurrentDir();
1192             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1193             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1194             actionBar.setDisplayShowTitleEnabled(!noRoot);
1195             if (!noRoot) {
1196                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1197             }
1198             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1199             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1200
1201         } else {
1202             actionBar.setDisplayHomeAsUpEnabled(true);
1203             actionBar.setDisplayShowTitleEnabled(true);
1204             actionBar.setTitle(chosenFile.getFileName());
1205             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1206         }
1207     }
1208
1209
1210     /**
1211      * {@inheritDoc}
1212      */
1213     @Override
1214     public void onFileStateChanged() {
1215         refeshListOfFilesFragment();
1216         updateNavigationElementsInActionBar(getSecondFragment().getFile());
1217     }
1218
1219
1220     /**
1221      * {@inheritDoc}
1222      */
1223     @Override
1224     public FileDownloaderBinder getFileDownloaderBinder() {
1225         return mDownloaderBinder;
1226     }
1227
1228
1229     /**
1230      * {@inheritDoc}
1231      */
1232     @Override
1233     public FileUploaderBinder getFileUploaderBinder() {
1234         return mUploaderBinder;
1235     }
1236
1237
1238     /** Defines callbacks for service binding, passed to bindService() */
1239     private class ListServiceConnection implements ServiceConnection {
1240
1241         @Override
1242         public void onServiceConnected(ComponentName component, IBinder service) {
1243             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1244                 Log_OC.d(TAG, "Download service connected");
1245                 mDownloaderBinder = (FileDownloaderBinder) service;
1246                 if (mWaitingToPreview != null) {
1247                     requestForDownload();
1248                 }
1249
1250             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1251                 Log_OC.d(TAG, "Upload service connected");
1252                 mUploaderBinder = (FileUploaderBinder) service;
1253             } else {
1254                 return;
1255             }
1256             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1257             OCFileListFragment listOfFiles = getListOfFilesFragment();
1258             if (listOfFiles != null) {
1259                 listOfFiles.listDirectory();
1260             }
1261             FileFragment secondFragment = getSecondFragment();
1262             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1263                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1264                 detailFragment.listenForTransferProgress();
1265                 detailFragment.updateFileDetails(false, false);
1266             }
1267         }
1268
1269         @Override
1270         public void onServiceDisconnected(ComponentName component) {
1271             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1272                 Log_OC.d(TAG, "Download service disconnected");
1273                 mDownloaderBinder = null;
1274             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1275                 Log_OC.d(TAG, "Upload service disconnected");
1276                 mUploaderBinder = null;
1277             }
1278         }
1279     };
1280
1281
1282
1283     /**
1284      * Launch an intent to request the PIN code to the user before letting him use the app
1285      */
1286     private void requestPinCode() {
1287         boolean pinStart = false;
1288         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1289         pinStart = appPrefs.getBoolean("set_pincode", false);
1290         if (pinStart) {
1291             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1292             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1293             startActivity(i);
1294         }
1295     }
1296
1297
1298     @Override
1299     public void onSavedCertificate() {
1300         startSyncFolderOperation(getCurrentDir());
1301     }
1302
1303
1304     @Override
1305     public void onFailedSavingCertificate() {
1306         showDialog(DIALOG_CERT_NOT_SAVED);
1307     }
1308
1309
1310     /**
1311      * Updates the view associated to the activity after the finish of some operation over files
1312      * in the current account.
1313      *
1314      * @param operation     Removal operation performed.
1315      * @param result        Result of the removal.
1316      */
1317     @Override
1318     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1319         super.onRemoteOperationFinish(operation, result);
1320
1321         if (operation instanceof RemoveFileOperation) {
1322             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1323
1324         } else if (operation instanceof RenameFileOperation) {
1325             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1326
1327         } else if (operation instanceof SynchronizeFileOperation) {
1328             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1329
1330         } else if (operation instanceof CreateFolderOperation) {
1331             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1332
1333         } else if (operation instanceof CreateShareOperation) {
1334             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1335
1336         } else if (operation instanceof UnshareLinkOperation) {
1337             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1338
1339         }
1340
1341     }
1342
1343
1344     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1345         if (result.isSuccess()) {
1346             refreshShowDetails();
1347             refeshListOfFilesFragment();
1348         }
1349     }
1350
1351
1352     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1353         if (result.isSuccess() || result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1354             refreshShowDetails();
1355             refeshListOfFilesFragment();
1356         }
1357     }
1358
1359     private void refreshShowDetails() {
1360         FileFragment details = getSecondFragment();
1361         if (details != null) {
1362             OCFile file = details.getFile();
1363             if (file != null) {
1364                 file = getStorageManager().getFileByPath(file.getRemotePath()); {
1365                     if (!(details instanceof PreviewMediaFragment || details instanceof PreviewImageFragment)) {
1366                         showDetails(file);
1367                     } else if (details instanceof PreviewMediaFragment) {
1368                         startMediaPreview(file, 0, false);
1369                     }
1370                 }
1371                 invalidateOptionsMenu();
1372             }
1373         }
1374     }
1375
1376     /**
1377      * Updates the view associated to the activity after the finish of an operation trying to remove a
1378      * file.
1379      *
1380      * @param operation     Removal operation performed.
1381      * @param result        Result of the removal.
1382      */
1383     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1384         dismissLoadingDialog();
1385         if (result.isSuccess()) {
1386             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1387             msg.show();
1388             OCFile removedFile = operation.getFile();
1389             getSecondFragment();
1390             FileFragment second = getSecondFragment();
1391             if (second != null && removedFile.equals(second.getFile())) {
1392                 cleanSecondFragment();
1393             }
1394             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1395                 refeshListOfFilesFragment();
1396             }
1397
1398         } else {
1399             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1400             msg.show();
1401             if (result.isSslRecoverableException()) {
1402                 mLastSslUntrustedServerResult = result;
1403                 showDialog(DIALOG_SSL_VALIDATOR);
1404             }
1405         }
1406     }
1407
1408     /**
1409      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1410      *
1411      * @param operation     Creation operation performed.
1412      * @param result        Result of the creation.
1413      */
1414     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1415         if (result.isSuccess()) {
1416             dismissLoadingDialog();
1417             refeshListOfFilesFragment();
1418
1419         } else {
1420             dismissLoadingDialog();
1421             if (result.getCode() == ResultCode.INVALID_CHARACTER_IN_NAME) {
1422                 Toast.makeText(FileDisplayActivity.this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG).show();
1423             } else {
1424             try {
1425                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
1426                 msg.show();
1427
1428             } catch (NotFoundException e) {
1429                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1430             }
1431             }
1432         }
1433     }
1434
1435
1436     /**
1437      * Updates the view associated to the activity after the finish of an operation trying to rename a
1438      * file.
1439      *
1440      * @param operation     Renaming operation performed.
1441      * @param result        Result of the renaming.
1442      */
1443     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1444         dismissLoadingDialog();
1445         OCFile renamedFile = operation.getFile();
1446         if (result.isSuccess()) {
1447             if (mDualPane) {
1448                 FileFragment details = getSecondFragment();
1449                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1450                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1451                 }
1452             }
1453             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1454                 refeshListOfFilesFragment();
1455             }
1456
1457         } else {
1458             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1459                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1460                 msg.show();
1461                 // TODO throw again the new rename dialog
1462             } if (result.getCode().equals(ResultCode.INVALID_CHARACTER_IN_NAME)) {
1463                 Toast msg = Toast.makeText(this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG);
1464                 msg.show();
1465             } else {
1466                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1467                 msg.show();
1468                 if (result.isSslRecoverableException()) {
1469                     mLastSslUntrustedServerResult = result;
1470                     showDialog(DIALOG_SSL_VALIDATOR);
1471                 }
1472             }
1473         }
1474     }
1475
1476
1477     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1478         dismissLoadingDialog();
1479         OCFile syncedFile = operation.getLocalFile();
1480         if (!result.isSuccess()) {
1481             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1482                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1483                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1484                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1485                 startActivity(i);
1486
1487             }
1488
1489         } else {
1490             if (operation.transferWasRequested()) {
1491                 refeshListOfFilesFragment();
1492                 onTransferStateChanged(syncedFile, true, true);
1493
1494             } else {
1495                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1496                 msg.show();
1497             }
1498         }
1499     }
1500
1501
1502     /**
1503      * {@inheritDoc}
1504      */
1505     @Override
1506     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1507         if (mDualPane) {
1508             FileFragment details = getSecondFragment();
1509             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1510                 if (downloading || uploading) {
1511                     ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1512                 } else {
1513                     ((FileDetailFragment)details).updateFileDetails(false, true);
1514                 }
1515             }
1516         }
1517     }
1518
1519
1520     public void onDismiss(EditNameDialog dialog) {
1521         if (dialog.getResult()) {
1522             String newDirectoryName = dialog.getNewFilename().trim();
1523             Log_OC.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1524             if (newDirectoryName.length() > 0) {
1525                 String path = getCurrentDir().getRemotePath();
1526
1527                 // Create directory
1528                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1529                 RemoteOperation operation = new CreateFolderOperation(path, false, getStorageManager());
1530                 operation.execute(  getAccount(),
1531                         FileDisplayActivity.this,
1532                         FileDisplayActivity.this,
1533                         getHandler(),
1534                         FileDisplayActivity.this);
1535
1536                 showLoadingDialog();
1537             }
1538         }
1539     }
1540
1541
1542     private void requestForDownload() {
1543         Account account = getAccount();
1544         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1545             Intent i = new Intent(this, FileDownloader.class);
1546             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1547             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1548             startService(i);
1549         }
1550     }
1551
1552
1553     private OCFile getCurrentDir() {
1554         OCFile file = getFile();
1555         if (file != null) {
1556             if (file.isFolder()) {
1557                 return file;
1558             } else if (getStorageManager() != null) {
1559                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1560                 return getStorageManager().getFileByPath(parentPath);
1561             }
1562         }
1563         return null;
1564     }
1565
1566     public void startSyncFolderOperation(OCFile folder) {
1567         long currentSyncTime = System.currentTimeMillis();
1568
1569         mSyncInProgress = true;
1570
1571         // perform folder synchronization
1572         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1573                                                                         currentSyncTime,
1574                                                                         false,
1575                                                                         getFileOperationsHelper().isSharedSupported(this),
1576                                                                         getStorageManager(),
1577                                                                         getAccount(),
1578                                                                         getApplicationContext()
1579                                                                       );
1580         synchFolderOp.execute(getAccount(), this, null, null, this);
1581
1582         setSupportProgressBarIndeterminateVisibility(true);
1583     }
1584
1585     /*
1586     private void startGetShares() {
1587         // Get shared files/folders
1588         Intent intent = new Intent(this, OperationsService.class);
1589         intent.putExtra(OperationsService.EXTRA_ACCOUNT, getAccount());
1590         startService(intent);
1591
1592         mRefreshSharesInProgress = true;
1593     }
1594     */
1595
1596 }