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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2014 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.ui.activity;
  20
  21 import java.io.File;
  22 import java.io.IOException;
  23
  24 import android.accounts.Account;
  25 import android.accounts.AccountManager;
  26 import android.accounts.AuthenticatorException;
  27 import android.accounts.OperationCanceledException;
  28 import android.app.AlertDialog;
  29 import android.app.Dialog;
  30 import android.app.ProgressDialog;
  31 import android.content.BroadcastReceiver;
  32 import android.content.ComponentName;
  33 import android.content.ContentResolver;
  34 import android.content.Context;
  35 import android.content.DialogInterface;
  36 import android.content.Intent;
  37 import android.content.IntentFilter;
  38 import android.content.ServiceConnection;
  39 import android.content.SharedPreferences;
  40 import android.content.SyncRequest;
  41 import android.content.res.Resources.NotFoundException;
  42 import android.database.Cursor;
  43 import android.net.Uri;
  44 import android.os.Bundle;
  45 import android.os.IBinder;
  46 import android.preference.PreferenceManager;
  47 import android.provider.MediaStore;
  48 import android.support.v4.app.Fragment;
  49 import android.support.v4.app.FragmentManager;
  50 import android.support.v4.app.FragmentTransaction;
  51 import android.util.Log;
  52 import android.view.View;
  53 import android.view.ViewGroup;
  54 import android.widget.ArrayAdapter;
  55 import android.widget.TextView;
  56 import android.widget.Toast;
  57
  58 import com.actionbarsherlock.app.ActionBar;
  59 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  60 import com.actionbarsherlock.view.Menu;
  61 import com.actionbarsherlock.view.MenuInflater;
  62 import com.actionbarsherlock.view.MenuItem;
  63 import com.actionbarsherlock.view.Window;
  64 import com.owncloud.android.BuildConfig;
  65 import com.owncloud.android.MainApp;
  66 import com.owncloud.android.R;
  67 import com.owncloud.android.datamodel.OCFile;
  68 import com.owncloud.android.files.services.FileDownloader;
  69 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  70 import com.owncloud.android.files.services.FileUploader;
  71 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  72 import com.owncloud.android.lib.common.OwnCloudAccount;
  73 import com.owncloud.android.lib.common.OwnCloudClient;
  74 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  75 import com.owncloud.android.lib.common.OwnCloudCredentials;
  76 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  77 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  78 import com.owncloud.android.lib.common.operations.RemoteOperation;
  79 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  80 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  81 import com.owncloud.android.lib.common.utils.Log_OC;
  82 import com.owncloud.android.operations.CreateFolderOperation;
  83 import com.owncloud.android.operations.CreateShareOperation;
  84 import com.owncloud.android.operations.MoveFileOperation;
  85 import com.owncloud.android.operations.RemoveFileOperation;
  86 import com.owncloud.android.operations.RenameFileOperation;
  87 import com.owncloud.android.operations.SynchronizeFileOperation;
  88 import com.owncloud.android.operations.SynchronizeFolderOperation;
  89 import com.owncloud.android.operations.UnshareLinkOperation;
  90 import com.owncloud.android.services.observer.FileObserverService;
  91 import com.owncloud.android.syncadapter.FileSyncAdapter;
  92 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  93 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  94 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  95 import com.owncloud.android.ui.fragment.FileDetailFragment;
  96 import com.owncloud.android.ui.fragment.FileFragment;
  97 import com.owncloud.android.ui.fragment.OCFileListFragment;
  98 import com.owncloud.android.ui.preview.PreviewImageActivity;
  99 import com.owncloud.android.ui.preview.PreviewImageFragment;
 100 import com.owncloud.android.ui.preview.PreviewMediaFragment;
 101 import com.owncloud.android.ui.preview.PreviewVideoActivity;
 102 import com.owncloud.android.utils.DisplayUtils;
 103 import com.owncloud.android.utils.ErrorMessageAdapter;
 104
 105
 106 /**
 107  * Displays, what files the user has available in his ownCloud.
 108  *
 109  * @author Bartek Przybylski
 110  * @author David A. Velasco
 111  */
 112
 113 public class FileDisplayActivity extends HookActivity implements
 114 FileFragment.ContainerActivity, OnNavigationListener,
 115 OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 116
 117     private ArrayAdapter<String> mDirectories;
 118
 119     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 120     private UploadFinishReceiver mUploadFinishReceiver;
 121     private DownloadFinishReceiver mDownloadFinishReceiver;
 122     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 123
 124     private boolean mDualPane;
 125     private View mLeftFragmentContainer;
 126     private View mRightFragmentContainer;
 127
 128     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 129     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 130     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 131
 132     public static final int DIALOG_SHORT_WAIT = 0;
 133     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 134     private static final int DIALOG_CERT_NOT_SAVED = 2;
 135
 136     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 137
 138     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 139     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 140     public static final int ACTION_MOVE_FILES = 3;
 141
 142     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 143
 144     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 145     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 146
 147     private OCFile mWaitingToPreview;
 148
 149     private boolean mSyncInProgress = false;
 150
 151     private String DIALOG_UNTRUSTED_CERT;
 152
 153     private OCFile mWaitingToSend;
 154
 155     @Override
 156     protected void onCreate(Bundle savedInstanceState) {
 157         Log_OC.d(TAG, "onCreate() start");
 158         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 159
 160         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 161
 162         // PIN CODE request ;  best location is to decide, let's try this first
 163         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 164             requestPinCode();
 165         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 166             requestPinCode();
 167         }
 168
 169         /// grant that FileObserverService is watching favourite files
 170         if (savedInstanceState == null) {
 171             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
 172             startService(initObserversIntent);
 173         }
 174
 175         /// Load of saved instance state
 176         if(savedInstanceState != null) {
 177             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 178             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 179             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 180
 181         } else {
 182             mWaitingToPreview = null;
 183             mSyncInProgress = false;
 184             mWaitingToSend = null;
 185         }
 186
 187         /// USER INTERFACE
 188
 189         // Inflate and set the layout view
 190         setContentView(R.layout.files);
 191         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 192         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 193         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 194         if (savedInstanceState == null) {
 195             createMinFragments();
 196         }
 197
 198         // Action bar setup
 199         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 200         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 201         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
 202
 203         setBackgroundText();
 204
 205         Log_OC.d(TAG, "onCreate() end");
 206     }
 207
 208     @Override
 209     protected void onStart() {
 210         super.onStart();
 211         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 212     }
 213
 214     @Override
 215     protected void onDestroy() {
 216         super.onDestroy();
 217     }
 218
 219     /**
 220      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 221      */
 222     @Override
 223     protected void onAccountSet(boolean stateWasRecovered) {
 224         super.onAccountSet(stateWasRecovered);
 225         if (getAccount() != null) {
 226             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 227             OCFile file = getFile();
 228             // get parent from path
 229             String parentPath = "";
 230             if (file != null) {
 231                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 232                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 233                     // get parent from path
 234                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 235                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 236                         file = null; // not able to know the directory where the file is uploading
 237                 } else {
 238                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 239                 }
 240             }
 241             if (file == null) {
 242                 // fall back to root folder
 243                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 244             }
 245             setFile(file);
 246             setNavigationListWithFolder(file);
 247
 248             if (!stateWasRecovered) {
 249                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 250                 initFragmentsWithFile();
 251                 if (file.isFolder()) {
 252                     startSyncFolderOperation(file, false);
 253                 }
 254
 255             } else {
 256                 updateFragmentsVisibility(!file.isFolder());
 257                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 258             }
 259         }
 260     }
 261
 262
 263     private void setNavigationListWithFolder(OCFile file) {
 264         mDirectories.clear();
 265         OCFile fileIt = file;
 266         String parentPath;
 267         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 268             if (fileIt.isFolder()) {
 269                 mDirectories.add(fileIt.getFileName());
 270             }
 271             // get parent from path
 272             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 273             fileIt = getStorageManager().getFileByPath(parentPath);
 274         }
 275         mDirectories.add(OCFile.PATH_SEPARATOR);
 276     }
 277
 278
 279     private void createMinFragments() {
 280         OCFileListFragment listOfFiles = new OCFileListFragment();
 281         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 282         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 283         transaction.commit();
 284     }
 285
 286     private void initFragmentsWithFile() {
 287         if (getAccount() != null && getFile() != null) {
 288             /// First fragment
 289             OCFileListFragment listOfFiles = getListOfFilesFragment();
 290             if (listOfFiles != null) {
 291                 listOfFiles.listDirectory(getCurrentDir());
 292             } else {
 293                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 294             }
 295
 296             /// Second fragment
 297             OCFile file = getFile();
 298             Fragment secondFragment = chooseInitialSecondFragment(file);
 299             if (secondFragment != null) {
 300                 setSecondFragment(secondFragment);
 301                 updateFragmentsVisibility(true);
 302                 updateNavigationElementsInActionBar(file);
 303
 304             } else {
 305                 cleanSecondFragment();
 306             }
 307
 308         } else {
 309             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
 310             if (getAccount() == null) {
 311                 Log_OC.wtf(TAG, "\t account is NULL");
 312             }
 313             if (getFile() == null) {
 314                 Log_OC.wtf(TAG, "\t file is NULL");
 315             }
 316         }
 317     }
 318
 319     private Fragment chooseInitialSecondFragment(OCFile file) {
 320         Fragment secondFragment = null;
 321         if (file != null && !file.isFolder()) {
 322             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 323                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 324                     ) {
 325                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 326                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 327                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 328
 329             } else {
 330                 secondFragment = new FileDetailFragment(file, getAccount());
 331             }
 332         }
 333         return secondFragment;
 334     }
 335
 336
 337     /**
 338      * Replaces the second fragment managed by the activity with the received as
 339      * a parameter.
 340      *
 341      * Assumes never will be more than two fragments managed at the same time.
 342      *
 343      * @param fragment      New second Fragment to set.
 344      */
 345     private void setSecondFragment(Fragment fragment) {
 346         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 347         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 348         transaction.commit();
 349     }
 350
 351
 352     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 353         if (mDualPane) {
 354             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 355                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 356             }
 357             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 358                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 359             }
 360
 361         } else if (existsSecondFragment) {
 362             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 363                 mLeftFragmentContainer.setVisibility(View.GONE);
 364             }
 365             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 366                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 367             }
 368
 369         } else {
 370             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 371                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 372             }
 373             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 374                 mRightFragmentContainer.setVisibility(View.GONE);
 375             }
 376         }
 377     }
 378
 379
 380     private OCFileListFragment getListOfFilesFragment() {
 381         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 382         if (listOfFiles != null) {
 383             return (OCFileListFragment)listOfFiles;
 384         }
 385         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 386         return null;
 387     }
 388
 389     public FileFragment getSecondFragment() {
 390         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 391         if (second != null) {
 392             return (FileFragment)second;
 393         }
 394         return null;
 395     }
 396
 397     protected void cleanSecondFragment() {
 398         Fragment second = getSecondFragment();
 399         if (second != null) {
 400             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 401             tr.remove(second);
 402             tr.commit();
 403         }
 404         updateFragmentsVisibility(false);
 405         updateNavigationElementsInActionBar(null);
 406     }
 407
 408     protected void refreshListOfFilesFragment() {
 409         OCFileListFragment fileListFragment = getListOfFilesFragment();
 410         if (fileListFragment != null) {
 411             fileListFragment.listDirectory();
 412         }
 413     }
 414
 415     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 416         FileFragment secondFragment = getSecondFragment();
 417         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 418         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 419             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 420             OCFile fileInFragment = detailsFragment.getFile();
 421             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 422                 // the user browsed to other file ; forget the automatic preview
 423                 mWaitingToPreview = null;
 424
 425             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 426                 // grant that the right panel updates the progress bar
 427                 detailsFragment.listenForTransferProgress();
 428                 detailsFragment.updateFileDetails(true, false);
 429
 430             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 431                 //  update the right panel
 432                 boolean detailsFragmentChanged = false;
 433                 if (waitedPreview) {
 434                     if (success) {
 435                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 436                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 437                             startMediaPreview(mWaitingToPreview, 0, true);
 438                             detailsFragmentChanged = true;
 439                         } else {
 440                             getFileOperationsHelper().openFile(mWaitingToPreview);
 441                         }
 442                     }
 443                     mWaitingToPreview = null;
 444                 }
 445                 if (!detailsFragmentChanged) {
 446                     detailsFragment.updateFileDetails(false, (success));
 447                 }
 448             }
 449         }
 450     }
 451
 452     @Override
 453     public boolean onPrepareOptionsMenu(Menu menu) {
 454         if (BuildConfig.DEBUG) {
 455             menu.findItem(R.id.action_logger).setVisible(true);
 456         } else {
 457             menu.findItem(R.id.action_logger).setVisible(false);
 458         }
 459         return super.onPrepareOptionsMenu(menu);
 460     }
 461
 462     @Override
 463     public boolean onCreateOptionsMenu(Menu menu) {
 464         MenuInflater inflater = getSherlock().getMenuInflater();
 465         inflater.inflate(R.menu.main_menu, menu);
 466         return true;
 467     }
 468
 469     @Override
 470     public boolean onOptionsItemSelected(MenuItem item) {
 471         boolean retval = true;
 472         switch (item.getItemId()) {
 473         case R.id.action_create_dir: {
 474             CreateFolderDialogFragment dialog =
 475                     CreateFolderDialogFragment.newInstance(getCurrentDir());
 476             dialog.show(getSupportFragmentManager(), "createdirdialog");
 477             break;
 478         }
 479         case R.id.action_sync_account: {
 480             startSynchronization();
 481             break;
 482         }
 483         case R.id.action_upload: {
 484             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 485             break;
 486         }
 487         case R.id.action_settings: {
 488             Intent settingsIntent = new Intent(this, Preferences.class);
 489             startActivity(settingsIntent);
 490             break;
 491         }
 492         case R.id.action_logger: {
 493             Intent loggerIntent = new Intent(getApplicationContext(),LogHistoryActivity.class);
 494             startActivity(loggerIntent);
 495             break;
 496         }
 497         case android.R.id.home: {
 498             FileFragment second = getSecondFragment();
 499             OCFile currentDir = getCurrentDir();
 500             if((currentDir != null && currentDir.getParentId() != 0) ||
 501                     (second != null && second.getFile() != null)) {
 502                 onBackPressed();
 503
 504             }
 505             break;
 506         }
 507         default:
 508             retval = super.onOptionsItemSelected(item);
 509         }
 510         return retval;
 511     }
 512
 513     private void startSynchronization() {
 514         Log_OC.e(TAG, "Got to start sync");
 515         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 516             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 517             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 518             Bundle bundle = new Bundle();
 519             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 520             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 521             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 522             ContentResolver.requestSync(
 523                     getAccount(),
 524                     MainApp.getAuthority(), bundle);
 525         } else {
 526             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 527             SyncRequest.Builder builder = new SyncRequest.Builder();
 528             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 529             builder.setExpedited(true);
 530             builder.setManual(true);
 531             builder.syncOnce();
 532             SyncRequest request = builder.build();
 533             ContentResolver.requestSync(request);
 534         }
 535     }
 536
 537
 538     @Override
 539     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 540         if (itemPosition != 0) {
 541             String targetPath = "";
 542             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 543                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 544             }
 545             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 546             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 547             if (targetFolder != null) {
 548                 browseTo(targetFolder);
 549             }
 550
 551             // the next operation triggers a new call to this method, but it's necessary to
 552             // ensure that the name exposed in the action bar is the current directory when the
 553             // user selected it in the navigation list
 554             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 555                 getSupportActionBar().setSelectedNavigationItem(0);
 556         }
 557         return true;
 558     }
 559
 560     /**
 561      * Called, when the user selected something for uploading
 562      */
 563     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 564         super.onActivityResult(requestCode, resultCode, data);
 565
 566         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 567             requestSimpleUpload(data, resultCode);
 568
 569         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 570             requestMultipleUpload(data, resultCode);
 571
 572         } else if (requestCode == ACTION_MOVE_FILES && (resultCode == RESULT_OK ||
 573                 resultCode == MoveActivity.RESULT_OK_AND_MOVE)){
 574
 575             final Intent fData = data;
 576             final int fResultCode = resultCode;
 577             getHandler().postDelayed(
 578                 new Runnable() {
 579                     @Override
 580                     public void run() {
 581                         requestMoveOperation(fData, fResultCode);
 582                     }
 583                 },
 584                 DELAY_TO_REQUEST_OPERATION_ON_ACTIVITY_RESULTS
 585             );
 586         }
 587     }
 588
 589     private void requestMultipleUpload(Intent data, int resultCode) {
 590         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 591         if (filePaths != null) {
 592             String[] remotePaths = new String[filePaths.length];
 593             String remotePathBase = "";
 594             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 595                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 596             }
 597             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 598                 remotePathBase += OCFile.PATH_SEPARATOR;
 599             for (int j = 0; j< remotePaths.length; j++) {
 600                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 601             }
 602
 603             Intent i = new Intent(this, FileUploader.class);
 604             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 605             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 606             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 607             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 608             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 609                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 610             startService(i);
 611
 612         } else {
 613             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 614             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 615             t.show();
 616             return;
 617         }
 618     }
 619
 620
 621     private void requestSimpleUpload(Intent data, int resultCode) {
 622         String filepath = null;
 623         try {
 624             Uri selectedImageUri = data.getData();
 625
 626             String filemanagerstring = selectedImageUri.getPath();
 627             String selectedImagePath = getPath(selectedImageUri);
 628
 629             if (selectedImagePath != null)
 630                 filepath = selectedImagePath;
 631             else
 632                 filepath = filemanagerstring;
 633
 634         } catch (Exception e) {
 635             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 636             e.printStackTrace();
 637
 638         } finally {
 639             if (filepath == null) {
 640                 Log_OC.e(TAG, "Couldnt resolve path to file");
 641                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 642                 t.show();
 643                 return;
 644             }
 645         }
 646
 647         Intent i = new Intent(this, FileUploader.class);
 648         i.putExtra(FileUploader.KEY_ACCOUNT,
 649                 getAccount());
 650         String remotepath = new String();
 651         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 652             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 653         }
 654         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 655             remotepath += OCFile.PATH_SEPARATOR;
 656         remotepath += new File(filepath).getName();
 657
 658         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 659         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 660         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 661         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 662             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 663         startService(i);
 664     }
 665
 666     /**
 667      * Request the operation for moving the file/folder from one path to another
 668      *
 669      * @param data              Intent received
 670      * @param resultCode        Result code received
 671      */
 672     private void requestMoveOperation(Intent data, int resultCode) {
 673         OCFile folderToMoveAt = (OCFile) data.getParcelableExtra(MoveActivity.EXTRA_CURRENT_FOLDER);
 674         OCFile targetFile = (OCFile) data.getParcelableExtra(MoveActivity.EXTRA_TARGET_FILE);
 675         getFileOperationsHelper().moveFile(folderToMoveAt, targetFile);
 676     }
 677
 678     @Override
 679     public void onBackPressed() {
 680         OCFileListFragment listOfFiles = getListOfFilesFragment();
 681         if (mDualPane || getSecondFragment() == null) {
 682             if (listOfFiles != null) {  // should never be null, indeed
 683                 if (mDirectories.getCount() <= 1) {
 684                     finish();
 685                     return;
 686                 }
 687                 int levelsUp = listOfFiles.onBrowseUp();
 688                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 689                     popDirname();
 690                 }
 691             }
 692         }
 693         if (listOfFiles != null) {  // should never be null, indeed
 694             setFile(listOfFiles.getCurrentFile());
 695         }
 696         cleanSecondFragment();
 697
 698     }
 699
 700     @Override
 701     protected void onSaveInstanceState(Bundle outState) {
 702         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 703         Log_OC.e(TAG, "onSaveInstanceState() start");
 704         super.onSaveInstanceState(outState);
 705         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 706         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 707         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 708         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 709
 710         Log_OC.d(TAG, "onSaveInstanceState() end");
 711     }
 712
 713
 714
 715     @Override
 716     protected void onResume() {
 717         super.onResume();
 718         Log_OC.e(TAG, "onResume() start");
 719
 720         // refresh list of files
 721         refreshListOfFilesFragment();
 722
 723         // Listen for sync messages
 724         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 725         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 726         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 727         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 728         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 729         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 730         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 731         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 732
 733         // Listen for upload messages
 734         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 735         mUploadFinishReceiver = new UploadFinishReceiver();
 736         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 737
 738         // Listen for download messages
 739         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 740         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 741         mDownloadFinishReceiver = new DownloadFinishReceiver();
 742         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 743
 744         Log_OC.d(TAG, "onResume() end");
 745     }
 746
 747
 748     @Override
 749     protected void onPause() {
 750         Log_OC.e(TAG, "onPause() start");
 751         if (mSyncBroadcastReceiver != null) {
 752             unregisterReceiver(mSyncBroadcastReceiver);
 753             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 754             mSyncBroadcastReceiver = null;
 755         }
 756         if (mUploadFinishReceiver != null) {
 757             unregisterReceiver(mUploadFinishReceiver);
 758             mUploadFinishReceiver = null;
 759         }
 760         if (mDownloadFinishReceiver != null) {
 761             unregisterReceiver(mDownloadFinishReceiver);
 762             mDownloadFinishReceiver = null;
 763         }
 764
 765
 766         Log_OC.d(TAG, "onPause() end");
 767         super.onPause();
 768     }
 769
 770
 771     @Override
 772     protected Dialog onCreateDialog(int id) {
 773         Dialog dialog = null;
 774         AlertDialog.Builder builder;
 775         switch (id) {
 776         case DIALOG_SHORT_WAIT: {
 777             ProgressDialog working_dialog = new ProgressDialog(this);
 778             working_dialog.setMessage(getResources().getString(
 779                     R.string.wait_a_moment));
 780             working_dialog.setIndeterminate(true);
 781             working_dialog.setCancelable(false);
 782             dialog = working_dialog;
 783             break;
 784         }
 785         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 786
 787
 788             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 789                     getString(R.string.actionbar_upload_from_apps) };
 790
 791             builder = new AlertDialog.Builder(this);
 792             builder.setTitle(R.string.actionbar_upload);
 793             builder.setItems(allTheItems, new DialogInterface.OnClickListener() {
 794                 public void onClick(DialogInterface dialog, int item) {
 795                     if (item == 0) {
 796                         // if (!mDualPane) {
 797                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 798                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 799                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 800                             // } else {
 801                             // TODO create and handle new fragment
 802                             // LocalFileListFragment
 803                             // }
 804                     } else if (item == 1) {
 805                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 806                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 807                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 808                                 ACTION_SELECT_CONTENT_FROM_APPS);
 809                     }
 810                 }
 811             });
 812             dialog = builder.create();
 813             break;
 814         }
 815         case DIALOG_CERT_NOT_SAVED: {
 816             builder = new AlertDialog.Builder(this);
 817             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 818             builder.setCancelable(false);
 819             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 820                 @Override
 821                 public void onClick(DialogInterface dialog, int which) {
 822                     dialog.dismiss();
 823                 };
 824             });
 825             dialog = builder.create();
 826             break;
 827         }
 828         default:
 829             dialog = null;
 830         }
 831
 832         return dialog;
 833     }
 834
 835
 836     /**
 837      * Translates a content URI of an image to a physical path
 838      * on the disk
 839      * @param uri The URI to resolve
 840      * @return The path to the image or null if it could not be found
 841      */
 842     public String getPath(Uri uri) {
 843         String[] projection = { MediaStore.Images.Media.DATA };
 844         Cursor cursor = managedQuery(uri, projection, null, null, null);
 845         if (cursor != null) {
 846             int column_index = cursor
 847                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 848             cursor.moveToFirst();
 849             return cursor.getString(column_index);
 850         }
 851         return null;
 852     }
 853
 854     /**
 855      * Pushes a directory to the drop down list
 856      * @param directory to push
 857      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 858      */
 859     public void pushDirname(OCFile directory) {
 860         if(!directory.isFolder()){
 861             throw new IllegalArgumentException("Only directories may be pushed!");
 862         }
 863         mDirectories.insert(directory.getFileName(), 0);
 864         setFile(directory);
 865     }
 866
 867     /**
 868      * Pops a directory name from the drop down list
 869      * @return True, unless the stack is empty
 870      */
 871     public boolean popDirname() {
 872         mDirectories.remove(mDirectories.getItem(0));
 873         return !mDirectories.isEmpty();
 874     }
 875
 876     // Custom array adapter to override text colors
 877     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 878
 879         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 880             super(ctx, view);
 881         }
 882
 883         public View getView(int position, View convertView, ViewGroup parent) {
 884             View v = super.getView(position, convertView, parent);
 885
 886             ((TextView) v).setTextColor(getResources().getColorStateList(
 887                     android.R.color.white));
 888
 889             fixRoot((TextView) v );
 890             return v;
 891         }
 892
 893         public View getDropDownView(int position, View convertView,
 894                 ViewGroup parent) {
 895             View v = super.getDropDownView(position, convertView, parent);
 896
 897             ((TextView) v).setTextColor(getResources().getColorStateList(
 898                     android.R.color.white));
 899
 900             fixRoot((TextView) v );
 901             return v;
 902         }
 903
 904         private void fixRoot(TextView v) {
 905             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
 906                 v.setText(R.string.default_display_name_for_root_folder);
 907             }
 908         }
 909
 910     }
 911
 912     private class SyncBroadcastReceiver extends BroadcastReceiver {
 913
 914         /**
 915          * {@link BroadcastReceiver} to enable syncing feedback in UI
 916          */
 917         @Override
 918         public void onReceive(Context context, Intent intent) {
 919             try {
 920                 String event = intent.getAction();
 921                 Log_OC.d(TAG, "Received broadcast " + event);
 922                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 923                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 924                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
 925                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
 926
 927                 if (sameAccount) {
 928
 929                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 930                         mSyncInProgress = true;
 931
 932                     } else {
 933                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
 934                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 935
 936                         if (currentDir == null) {
 937                             // current folder was removed from the server
 938                             Toast.makeText( FileDisplayActivity.this,
 939                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 940                                             Toast.LENGTH_LONG)
 941                                 .show();
 942                             browseToRoot();
 943
 944                         } else {
 945                             if (currentFile == null && !getFile().isFolder()) {
 946                                 // currently selected file was removed in the server, and now we know it
 947                                 cleanSecondFragment();
 948                                 currentFile = currentDir;
 949                             }
 950
 951                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 952                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 953                                 if (fileListFragment != null) {
 954                                     fileListFragment.listDirectory(currentDir);
 955                                 }
 956                             }
 957                             setFile(currentFile);
 958                         }
 959
 960                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
 961
 962                         if (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
 963                                     equals(event) &&
 964                                 /// TODO refactor and make common
 965                                 synchResult != null && !synchResult.isSuccess() &&
 966                                 (synchResult.getCode() == ResultCode.UNAUTHORIZED   ||
 967                                     synchResult.isIdPRedirection()                  ||
 968                                     (synchResult.isException() && synchResult.getException()
 969                                             instanceof AuthenticatorException))) {
 970
 971                             OwnCloudClient client = null;
 972                             try {
 973                                 OwnCloudAccount ocAccount =
 974                                         new OwnCloudAccount(getAccount(), context);
 975                                 client = (OwnCloudClientManagerFactory.getDefaultSingleton().
 976                                         removeClientFor(ocAccount));
 977                                 // TODO get rid of these exceptions
 978                             } catch (AccountNotFoundException e) {
 979                                 e.printStackTrace();
 980                             } catch (AuthenticatorException e) {
 981                                 e.printStackTrace();
 982                             } catch (OperationCanceledException e) {
 983                                 e.printStackTrace();
 984                             } catch (IOException e) {
 985                                 e.printStackTrace();
 986                             }
 987
 988                             if (client != null) {
 989                                 OwnCloudCredentials cred = client.getCredentials();
 990                                 if (cred != null) {
 991                                     AccountManager am = AccountManager.get(context);
 992                                     if (cred.authTokenExpires()) {
 993                                         am.invalidateAuthToken(
 994                                                 getAccount().type,
 995                                                 cred.getAuthToken()
 996                                         );
 997                                     } else {
 998                                         am.clearPassword(getAccount());
 999                                     }
1000                                 }
1001                             }
1002
1003                             requestCredentialsUpdate();
1004
1005                         }
1006                     }
1007                     removeStickyBroadcast(intent);
1008                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
1009                     setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
1010
1011                     setBackgroundText();
1012
1013                 }
1014
1015                 if (synchResult != null) {
1016                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
1017                         mLastSslUntrustedServerResult = synchResult;
1018                     }
1019                 }
1020             } catch (RuntimeException e) {
1021                 // avoid app crashes after changing the serial id of RemoteOperationResult
1022                 // in owncloud library with broadcast notifications pending to process
1023                 removeStickyBroadcast(intent);
1024             }
1025         }
1026     }
1027
1028     /**
1029      * Show a text message on screen view for notifying user if content is
1030      * loading or folder is empty
1031      */
1032     private void setBackgroundText() {
1033         OCFileListFragment ocFileListFragment = getListOfFilesFragment();
1034         if (ocFileListFragment != null) {
1035             int message = R.string.file_list_loading;
1036             if (!mSyncInProgress) {
1037                 // In case file list is empty
1038                 message = R.string.file_list_empty;
1039             }
1040             ocFileListFragment.setMessageForEmptyList(getString(message));
1041         } else {
1042             Log_OC.e(TAG, "OCFileListFragment is null");
1043         }
1044     }
1045
1046     /**
1047      * Once the file upload has finished -> update view
1048      */
1049     private class UploadFinishReceiver extends BroadcastReceiver {
1050         /**
1051          * Once the file upload has finished -> update view
1052          *  @author David A. Velasco
1053          * {@link BroadcastReceiver} to enable upload feedback in UI
1054          */
1055         @Override
1056         public void onReceive(Context context, Intent intent) {
1057             try {
1058                 String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1059                 String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
1060                 boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
1061                 OCFile currentDir = getCurrentDir();
1062                 boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) &&
1063                         (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
1064
1065                 if (sameAccount && isDescendant) {
1066                     refreshListOfFilesFragment();
1067                 }
1068
1069                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
1070                 boolean renamedInUpload = getFile().getRemotePath().
1071                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
1072                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) ||
1073                         renamedInUpload;
1074                 FileFragment details = getSecondFragment();
1075                 boolean detailFragmentIsShown = (details != null &&
1076                         details instanceof FileDetailFragment);
1077
1078                 if (sameAccount && sameFile && detailFragmentIsShown) {
1079                     if (uploadWasFine) {
1080                         setFile(getStorageManager().getFileByPath(uploadedRemotePath));
1081                     }
1082                     if (renamedInUpload) {
1083                         String newName = (new File(uploadedRemotePath)).getName();
1084                         Toast msg = Toast.makeText(
1085                                 context,
1086                                 String.format(
1087                                         getString(R.string.filedetails_renamed_in_upload_msg),
1088                                         newName),
1089                                 Toast.LENGTH_LONG);
1090                         msg.show();
1091                     }
1092                     if (uploadWasFine || getFile().fileExists()) {
1093                         ((FileDetailFragment)details).updateFileDetails(false, true);
1094                     } else {
1095                         cleanSecondFragment();
1096                     }
1097
1098                     // Force the preview if the file is an image
1099                     if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
1100                         startImagePreview(getFile());
1101                     } // TODO what about other kind of previews?
1102                 }
1103
1104             } finally {
1105                 if (intent != null) {
1106                     removeStickyBroadcast(intent);
1107                 }
1108             }
1109
1110         }
1111
1112     }
1113
1114
1115     /**
1116      * Class waiting for broadcast events from the {@link FielDownloader} service.
1117      *
1118      * Updates the UI when a download is started or finished, provided that it is relevant for the
1119      * current folder.
1120      */
1121     private class DownloadFinishReceiver extends BroadcastReceiver {
1122         @Override
1123         public void onReceive(Context context, Intent intent) {
1124             try {
1125                 boolean sameAccount = isSameAccount(context, intent);
1126                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1127                 boolean isDescendant = isDescendant(downloadedRemotePath);
1128
1129                 if (sameAccount && isDescendant) {
1130                     refreshListOfFilesFragment();
1131                     refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1132                 }
1133
1134                 if (mWaitingToSend != null) {
1135                     mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath()); // Update the file to send
1136                     if (mWaitingToSend.isDown()) {
1137                         sendDownloadedFile();
1138                     }
1139                 }
1140
1141             } finally {
1142                 if (intent != null) {
1143                     removeStickyBroadcast(intent);
1144                 }
1145             }
1146         }
1147
1148         private boolean isDescendant(String downloadedRemotePath) {
1149             OCFile currentDir = getCurrentDir();
1150             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1151         }
1152
1153         private boolean isSameAccount(Context context, Intent intent) {
1154             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1155             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1156         }
1157     }
1158
1159
1160     public void browseToRoot() {
1161         OCFileListFragment listOfFiles = getListOfFilesFragment();
1162         if (listOfFiles != null) {  // should never be null, indeed
1163             while (mDirectories.getCount() > 1) {
1164                 popDirname();
1165             }
1166             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1167             listOfFiles.listDirectory(root);
1168             setFile(listOfFiles.getCurrentFile());
1169             startSyncFolderOperation(root, false);
1170         }
1171         cleanSecondFragment();
1172     }
1173
1174
1175     public void browseTo(OCFile folder) {
1176         if (folder == null || !folder.isFolder()) {
1177             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1178         }
1179         OCFileListFragment listOfFiles = getListOfFilesFragment();
1180         if (listOfFiles != null) {
1181             setNavigationListWithFolder(folder);
1182             listOfFiles.listDirectory(folder);
1183             setFile(listOfFiles.getCurrentFile());
1184             startSyncFolderOperation(folder, false);
1185         } else {
1186             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1187         }
1188         cleanSecondFragment();
1189     }
1190
1191
1192     /**
1193      * {@inheritDoc}
1194      *
1195      * Updates action bar and second fragment, if in dual pane mode.
1196      */
1197     @Override
1198     public void onBrowsedDownTo(OCFile directory) {
1199         pushDirname(directory);
1200         cleanSecondFragment();
1201
1202         // Sync Folder
1203         startSyncFolderOperation(directory, false);
1204
1205     }
1206
1207     /**
1208      * Shows the information of the {@link OCFile} received as a
1209      * parameter in the second fragment.
1210      *
1211      * @param file          {@link OCFile} whose details will be shown
1212      */
1213     @Override
1214     public void showDetails(OCFile file) {
1215         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1216         setSecondFragment(detailFragment);
1217         updateFragmentsVisibility(true);
1218         updateNavigationElementsInActionBar(file);
1219         setFile(file);
1220     }
1221
1222
1223     /**
1224      * TODO
1225      */
1226     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1227         ActionBar actionBar = getSupportActionBar();
1228         if (chosenFile == null || mDualPane) {
1229             // only list of files - set for browsing through folders
1230             OCFile currentDir = getCurrentDir();
1231             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1232             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1233             actionBar.setDisplayShowTitleEnabled(!noRoot);
1234             if (!noRoot) {
1235                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1236             }
1237             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1238             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1239
1240         } else {
1241             actionBar.setDisplayHomeAsUpEnabled(true);
1242             actionBar.setDisplayShowTitleEnabled(true);
1243             actionBar.setTitle(chosenFile.getFileName());
1244             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1245         }
1246     }
1247
1248
1249     @Override
1250     protected ServiceConnection newTransferenceServiceConnection() {
1251         return new ListServiceConnection();
1252     }
1253
1254     /** Defines callbacks for service binding, passed to bindService() */
1255     private class ListServiceConnection implements ServiceConnection {
1256
1257         @Override
1258         public void onServiceConnected(ComponentName component, IBinder service) {
1259             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1260                 Log_OC.d(TAG, "Download service connected");
1261                 mDownloaderBinder = (FileDownloaderBinder) service;
1262                 if (mWaitingToPreview != null)
1263                     if (getStorageManager() != null) {
1264                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId()); // update the file
1265                         if (!mWaitingToPreview.isDown()) {
1266                             requestForDownload();
1267                         }
1268                 }
1269
1270             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1271                 Log_OC.d(TAG, "Upload service connected");
1272                 mUploaderBinder = (FileUploaderBinder) service;
1273             } else {
1274                 return;
1275             }
1276             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1277             OCFileListFragment listOfFiles = getListOfFilesFragment();
1278             if (listOfFiles != null) {
1279                 listOfFiles.listDirectory();
1280             }
1281             FileFragment secondFragment = getSecondFragment();
1282             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1283                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1284                 detailFragment.listenForTransferProgress();
1285                 detailFragment.updateFileDetails(false, false);
1286             }
1287         }
1288
1289         @Override
1290         public void onServiceDisconnected(ComponentName component) {
1291             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1292                 Log_OC.d(TAG, "Download service disconnected");
1293                 mDownloaderBinder = null;
1294             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1295                 Log_OC.d(TAG, "Upload service disconnected");
1296                 mUploaderBinder = null;
1297             }
1298         }
1299     };
1300
1301
1302
1303     /**
1304      * Launch an intent to request the PIN code to the user before letting him use the app
1305      */
1306     private void requestPinCode() {
1307         boolean pinStart = false;
1308         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1309         pinStart = appPrefs.getBoolean("set_pincode", false);
1310         if (pinStart) {
1311             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1312             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1313             startActivity(i);
1314         }
1315     }
1316
1317
1318     @Override
1319     public void onSavedCertificate() {
1320         startSyncFolderOperation(getCurrentDir(), false);
1321     }
1322
1323
1324     @Override
1325     public void onFailedSavingCertificate() {
1326         showDialog(DIALOG_CERT_NOT_SAVED);
1327     }
1328
1329     @Override
1330     public void onCancelCertificate() {
1331         // nothing to do
1332     }
1333
1334     /**
1335      * Updates the view associated to the activity after the finish of some operation over files
1336      * in the current account.
1337      *
1338      * @param operation     Removal operation performed.
1339      * @param result        Result of the removal.
1340      */
1341     @Override
1342     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1343         super.onRemoteOperationFinish(operation, result);
1344
1345         if (operation instanceof RemoveFileOperation) {
1346             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1347
1348         } else if (operation instanceof RenameFileOperation) {
1349             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1350
1351         } else if (operation instanceof SynchronizeFileOperation) {
1352             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1353
1354         } else if (operation instanceof CreateFolderOperation) {
1355             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1356
1357         } else if (operation instanceof CreateShareOperation) {
1358             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1359
1360         } else if (operation instanceof UnshareLinkOperation) {
1361             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1362
1363         } else if (operation instanceof MoveFileOperation) {
1364             onMoveFileOperationFinish((MoveFileOperation)operation, result);
1365         }
1366
1367     }
1368
1369
1370     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1371         if (result.isSuccess()) {
1372             refreshShowDetails();
1373             refreshListOfFilesFragment();
1374         }
1375     }
1376
1377
1378     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1379         if (result.isSuccess()) {
1380             refreshShowDetails();
1381             refreshListOfFilesFragment();
1382
1383         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1384             cleanSecondFragment();
1385             refreshListOfFilesFragment();
1386         }
1387     }
1388
1389     private void refreshShowDetails() {
1390         FileFragment details = getSecondFragment();
1391         if (details != null) {
1392             OCFile file = details.getFile();
1393             if (file != null) {
1394                 file = getStorageManager().getFileByPath(file.getRemotePath());
1395                 if (details instanceof PreviewMediaFragment) {
1396                     // Refresh  OCFile of the fragment
1397                     ((PreviewMediaFragment) details).updateFile(file);
1398                 } else {
1399                     showDetails(file);
1400                 }
1401             }
1402             invalidateOptionsMenu();
1403         }
1404     }
1405
1406     /**
1407      * Updates the view associated to the activity after the finish of an operation trying to remove a
1408      * file.
1409      *
1410      * @param operation     Removal operation performed.
1411      * @param result        Result of the removal.
1412      */
1413     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1414         dismissLoadingDialog();
1415
1416         Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1417                 Toast.LENGTH_LONG);
1418         msg.show();
1419
1420         if (result.isSuccess()) {
1421             OCFile removedFile = operation.getFile();
1422             FileFragment second = getSecondFragment();
1423             if (second != null && removedFile.equals(second.getFile())) {
1424                 if (second instanceof PreviewMediaFragment) {
1425                     ((PreviewMediaFragment)second).stopPreview(true);
1426                 }
1427                 setFile(getStorageManager().getFileById(removedFile.getParentId()));
1428                 cleanSecondFragment();
1429             }
1430             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1431                 refreshListOfFilesFragment();
1432             }
1433             invalidateOptionsMenu();
1434         } else {
1435             if (result.isSslRecoverableException()) {
1436                 mLastSslUntrustedServerResult = result;
1437                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1438             }
1439         }
1440     }
1441
1442
1443     /**
1444      * Updates the view associated to the activity after the finish of an operation trying to move a
1445      * file.
1446      *
1447      * @param operation     Move operation performed.
1448      * @param result        Result of the move operation.
1449      */
1450     private void onMoveFileOperationFinish(MoveFileOperation operation, RemoteOperationResult result) {
1451         if (result.isSuccess()) {
1452             dismissLoadingDialog();
1453             refreshListOfFilesFragment();
1454         } else {
1455             dismissLoadingDialog();
1456             try {
1457                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1458                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1459                         Toast.LENGTH_LONG);
1460                 msg.show();
1461
1462             } catch (NotFoundException e) {
1463                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1464             }
1465         }
1466     }
1467
1468
1469     /**
1470      * Updates the view associated to the activity after the finish of an operation trying to rename a
1471      * file.
1472      *
1473      * @param operation     Renaming operation performed.
1474      * @param result        Result of the renaming.
1475      */
1476     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1477         dismissLoadingDialog();
1478         OCFile renamedFile = operation.getFile();
1479         if (result.isSuccess()) {
1480             FileFragment details = getSecondFragment();
1481             if (details != null) {
1482                 if (details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1483                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1484                     showDetails(renamedFile);
1485
1486                 } else if (details instanceof PreviewMediaFragment && renamedFile.equals(details.getFile())) {
1487                     ((PreviewMediaFragment) details).updateFile(renamedFile);
1488                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
1489                         int position = ((PreviewMediaFragment)details).getPosition();
1490                         startMediaPreview(renamedFile, position, true);
1491                     } else {
1492                         getFileOperationsHelper().openFile(renamedFile);
1493                     }
1494                 }
1495             }
1496
1497             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1498                 refreshListOfFilesFragment();
1499             }
1500
1501         } else {
1502             Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1503                     Toast.LENGTH_LONG);
1504             msg.show();
1505
1506             if (result.isSslRecoverableException()) {
1507                 mLastSslUntrustedServerResult = result;
1508                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1509             }
1510         }
1511     }
1512
1513     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1514         dismissLoadingDialog();
1515         OCFile syncedFile = operation.getLocalFile();
1516         if (!result.isSuccess()) {
1517             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1518                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1519                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1520                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1521                 startActivity(i);
1522
1523             }
1524
1525         } else {
1526             if (operation.transferWasRequested()) {
1527                 onTransferStateChanged(syncedFile, true, true);
1528
1529             } else {
1530                 Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1531                         Toast.LENGTH_LONG);
1532                 msg.show();
1533             }
1534         }
1535     }
1536
1537     /**
1538      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1539      *
1540      * @param operation     Creation operation performed.
1541      * @param result        Result of the creation.
1542      */
1543     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1544         if (result.isSuccess()) {
1545             dismissLoadingDialog();
1546             refreshListOfFilesFragment();
1547         } else {
1548             dismissLoadingDialog();
1549             try {
1550                 Toast msg = Toast.makeText(FileDisplayActivity.this,
1551                         ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
1552                         Toast.LENGTH_LONG);
1553                 msg.show();
1554
1555             } catch (NotFoundException e) {
1556                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1557             }
1558         }
1559     }
1560
1561
1562     /**
1563      * {@inheritDoc}
1564      */
1565     @Override
1566     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1567         refreshListOfFilesFragment();
1568         FileFragment details = getSecondFragment();
1569         if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1570             if (downloading || uploading) {
1571                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1572             } else {
1573                 if (!file.fileExists()) {
1574                     cleanSecondFragment();
1575                 } else {
1576                     ((FileDetailFragment)details).updateFileDetails(false, true);
1577                 }
1578             }
1579         }
1580
1581     }
1582
1583
1584     private void requestForDownload() {
1585         Account account = getAccount();
1586         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1587             Intent i = new Intent(this, FileDownloader.class);
1588             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1589             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1590             startService(i);
1591         }
1592     }
1593
1594
1595     private OCFile getCurrentDir() {
1596         OCFile file = getFile();
1597         if (file != null) {
1598             if (file.isFolder()) {
1599                 return file;
1600             } else if (getStorageManager() != null) {
1601                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1602                 return getStorageManager().getFileByPath(parentPath);
1603             }
1604         }
1605         return null;
1606     }
1607
1608     public void startSyncFolderOperation(OCFile folder, boolean ignoreETag) {
1609         long currentSyncTime = System.currentTimeMillis();
1610
1611         mSyncInProgress = true;
1612
1613         // perform folder synchronization
1614         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1615                                                                         currentSyncTime,
1616                                                                         false,
1617                                                                         getFileOperationsHelper().isSharedSupported(),
1618                                                                         ignoreETag,
1619                                                                         getStorageManager(),
1620                                                                         getAccount(),
1621                                                                         getApplicationContext()
1622                                                                       );
1623         synchFolderOp.execute(getAccount(), this, null, null);
1624
1625         setSupportProgressBarIndeterminateVisibility(true);
1626
1627         setBackgroundText();
1628     }
1629
1630     /**
1631      * Show untrusted cert dialog
1632      */
1633     public void showUntrustedCertDialog(RemoteOperationResult result) {
1634         // Show a dialog with the certificate info
1635         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1636         FragmentManager fm = getSupportFragmentManager();
1637         FragmentTransaction ft = fm.beginTransaction();
1638         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1639     }
1640
1641     private void requestForDownload(OCFile file) {
1642         Account account = getAccount();
1643         if (!mDownloaderBinder.isDownloading(account, file)) {
1644             Intent i = new Intent(this, FileDownloader.class);
1645             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1646             i.putExtra(FileDownloader.EXTRA_FILE, file);
1647             startService(i);
1648         }
1649     }
1650
1651     private void sendDownloadedFile(){
1652         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1653         mWaitingToSend = null;
1654     }
1655
1656
1657     /**
1658      * Requests the download of the received {@link OCFile} , updates the UI
1659      * to monitor the download progress and prepares the activity to send the file
1660      * when the download finishes.
1661      *
1662      * @param file          {@link OCFile} to download and preview.
1663      */
1664     public void startDownloadForSending(OCFile file) {
1665         mWaitingToSend = file;
1666         requestForDownload(mWaitingToSend);
1667         boolean hasSecondFragment = (getSecondFragment()!= null);
1668         updateFragmentsVisibility(hasSecondFragment);
1669     }
1670
1671     /**
1672      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1673      *
1674      * @param file                      Image {@link OCFile} to show.
1675      */
1676     public void startImagePreview(OCFile file) {
1677         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1678         showDetailsIntent.putExtra(EXTRA_FILE, file);
1679         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1680         startActivity(showDetailsIntent);
1681
1682     }
1683
1684     /**
1685      * Stars the preview of an already down media {@link OCFile}.
1686      *
1687      * @param file                      Media {@link OCFile} to preview.
1688      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1689      * @param autoplay                  When 'true', the playback will start without user interactions.
1690      */
1691     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1692         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1693         setSecondFragment(mediaFragment);
1694         updateFragmentsVisibility(true);
1695         updateNavigationElementsInActionBar(file);
1696         setFile(file);
1697     }
1698
1699     /**
1700      * Requests the download of the received {@link OCFile} , updates the UI
1701      * to monitor the download progress and prepares the activity to preview
1702      * or open the file when the download finishes.
1703      *
1704      * @param file          {@link OCFile} to download and preview.
1705      */
1706     public void startDownloadForPreview(OCFile file) {
1707         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1708         setSecondFragment(detailFragment);
1709         mWaitingToPreview = file;
1710         requestForDownload();
1711         updateFragmentsVisibility(true);
1712         updateNavigationElementsInActionBar(file);
1713         setFile(file);
1714     }
1715
1716
1717     public void cancelTransference(OCFile file) {
1718         getFileOperationsHelper().cancelTransference(file);
1719         if (mWaitingToPreview != null &&
1720                 mWaitingToPreview.getRemotePath().equals(file.getRemotePath())) {
1721             mWaitingToPreview = null;
1722         }
1723         if (mWaitingToSend != null &&
1724                 mWaitingToSend.getRemotePath().equals(file.getRemotePath())) {
1725             mWaitingToSend = null;
1726         }
1727         onTransferStateChanged(file, false, false);
1728     }
1729
1730     @Override
1731     public void onRefresh(boolean ignoreETag) {
1732         refreshList(ignoreETag);
1733     }
1734
1735     @Override
1736     public void onRefresh() {
1737         refreshList(true);
1738     }
1739
1740     private void refreshList(boolean ignoreETag) {
1741         OCFileListFragment listOfFiles = getListOfFilesFragment();
1742         if (listOfFiles != null) {
1743             OCFile folder = listOfFiles.getCurrentFile();
1744             if (folder != null) {
1745                 /*mFile = mContainerActivity.getStorageManager().getFileById(mFile.getFileId());
1746                 listDirectory(mFile);*/
1747                 startSyncFolderOperation(folder, ignoreETag);
1748             }
1749         }
1750     }
1751 }