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