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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.ui.activity;
  20
  21 import java.io.File;
  22
  23 import android.accounts.Account;
  24 import android.app.AlertDialog;
  25 import android.app.Dialog;
  26 import android.app.ProgressDialog;
  27 import android.content.BroadcastReceiver;
  28 import android.content.ComponentName;
  29 import android.content.ContentResolver;
  30 import android.content.Context;
  31 import android.content.DialogInterface;
  32 import android.content.Intent;
  33 import android.content.IntentFilter;
  34 import android.content.ServiceConnection;
  35 import android.content.SharedPreferences;
  36 import android.content.SyncRequest;
  37 import android.content.res.Resources.NotFoundException;
  38 import android.database.Cursor;
  39 import android.net.Uri;
  40 import android.os.Bundle;
  41 import android.os.IBinder;
  42 import android.preference.PreferenceManager;
  43 import android.provider.MediaStore;
  44 import android.support.v4.app.Fragment;
  45 import android.support.v4.app.FragmentManager;
  46 import android.support.v4.app.FragmentTransaction;
  47 //import android.support.v4.content.LocalBroadcastManager;
  48 import android.util.Log;
  49 import android.view.View;
  50 import android.view.ViewGroup;
  51 import android.widget.ArrayAdapter;
  52 import android.widget.TextView;
  53 import android.widget.Toast;
  54
  55 import com.actionbarsherlock.app.ActionBar;
  56 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  57 import com.actionbarsherlock.view.Menu;
  58 import com.actionbarsherlock.view.MenuInflater;
  59 import com.actionbarsherlock.view.MenuItem;
  60 import com.actionbarsherlock.view.Window;
  61 import com.owncloud.android.MainApp;
  62 import com.owncloud.android.R;
  63 import com.owncloud.android.datamodel.OCFile;
  64 import com.owncloud.android.files.services.FileDownloader;
  65 import com.owncloud.android.files.services.FileObserverService;
  66 import com.owncloud.android.files.services.FileUploader;
  67 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  68 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  69 import com.owncloud.android.operations.CreateFolderOperation;
  70
  71 import com.owncloud.android.lib.common.network.CertificateCombinedException;
  72 import com.owncloud.android.lib.common.operations.RemoteOperation;
  73 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  74 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  75 import com.owncloud.android.operations.CreateShareOperation;
  76 import com.owncloud.android.operations.RemoveFileOperation;
  77 import com.owncloud.android.operations.RenameFileOperation;
  78 import com.owncloud.android.operations.SynchronizeFileOperation;
  79 import com.owncloud.android.operations.SynchronizeFolderOperation;
  80 import com.owncloud.android.operations.UnshareLinkOperation;
  81 import com.owncloud.android.services.OperationsService;
  82 import com.owncloud.android.syncadapter.FileSyncAdapter;
  83 import com.owncloud.android.ui.dialog.EditNameDialog;
  84 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog;
  85 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  86 import com.owncloud.android.ui.dialog.SslUntrustedCertDialog.OnSslUntrustedCertListener;
  87 import com.owncloud.android.ui.fragment.FileDetailFragment;
  88 import com.owncloud.android.ui.fragment.FileFragment;
  89 import com.owncloud.android.ui.fragment.OCFileListFragment;
  90 import com.owncloud.android.ui.preview.PreviewImageActivity;
  91 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  92 import com.owncloud.android.ui.preview.PreviewVideoActivity;
  93 import com.owncloud.android.utils.DisplayUtils;
  94 import com.owncloud.android.utils.Log_OC;
  95
  96
  97 /**
  98  * Displays, what files the user has available in his ownCloud.
  99  *
 100  * @author Bartek Przybylski
 101  * @author David A. Velasco
 102  */
 103
 104 public class FileDisplayActivity extends HookActivity implements
 105 FileFragment.ContainerActivity, OnNavigationListener,
 106 OnSslUntrustedCertListener, EditNameDialogListener {
 107
 108     private ArrayAdapter<String> mDirectories;
 109
 110     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 111     private UploadFinishReceiver mUploadFinishReceiver;
 112     private DownloadFinishReceiver mDownloadFinishReceiver;
 113     //private OperationsServiceReceiver mOperationsServiceReceiver;
 114     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 115
 116     private boolean mDualPane;
 117     private View mLeftFragmentContainer;
 118     private View mRightFragmentContainer;
 119
 120     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 121     private static final String KEY_SYNC_IN_PROGRESS = "SYNC_IN_PROGRESS";
 122     //private static final String KEY_REFRESH_SHARES_IN_PROGRESS = "SHARES_IN_PROGRESS";
 123     private static final String KEY_WAITING_TO_SEND = "WAITING_TO_SEND";
 124
 125     public static final int DIALOG_SHORT_WAIT = 0;
 126     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 127     //private static final int DIALOG_SSL_VALIDATOR = 2;
 128     private static final int DIALOG_CERT_NOT_SAVED = 2;
 129
 130     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 131
 132     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 133     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 134
 135     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 136
 137     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 138     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 139
 140     private OCFile mWaitingToPreview;
 141
 142     private boolean mSyncInProgress = false;
 143     //private boolean mRefreshSharesInProgress = false;
 144
 145     private String DIALOG_UNTRUSTED_CERT;
 146
 147     private OCFile mWaitingToSend;
 148
 149     @Override
 150     protected void onCreate(Bundle savedInstanceState) {
 151         Log_OC.d(TAG, "onCreate() start");
 152         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 153
 154         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 155
 156         // PIN CODE request ;  best location is to decide, let's try this first
 157         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 158             requestPinCode();
 159         } else if (getIntent().getAction() == null && savedInstanceState == null) {
 160             requestPinCode();
 161         }
 162
 163         /// file observer
 164         Intent observer_intent = new Intent(this, FileObserverService.class);
 165         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 166         startService(observer_intent);
 167
 168         /// Load of saved instance state
 169         if(savedInstanceState != null) {
 170             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 171             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
 172             //mRefreshSharesInProgress = savedInstanceState.getBoolean(KEY_REFRESH_SHARES_IN_PROGRESS);
 173             mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
 174
 175         } else {
 176             mWaitingToPreview = null;
 177             mSyncInProgress = false;
 178             //mRefreshSharesInProgress = false;
 179             mWaitingToSend = null;
 180         }
 181
 182         /// USER INTERFACE
 183
 184         // Inflate and set the layout view
 185         setContentView(R.layout.files);
 186         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 187         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 188         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 189         if (savedInstanceState == null) {
 190             createMinFragments();
 191         } else {
 192             Log_OC.d(TAG, "Init the secondFragment again");
 193             if (mDualPane) {
 194                 initFragmentsWithFile();
 195             }
 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         Log_OC.d(TAG, "onCreate() end");
 204     }
 205
 206     @Override
 207     protected void onStart() {
 208         super.onStart();
 209         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
 210         /*
 211         refeshListOfFilesFragment();
 212         */
 213     }
 214
 215     @Override
 216     protected void onDestroy() {
 217         super.onDestroy();
 218     }
 219
 220     /**
 221      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 222      */
 223     @Override
 224     protected void onAccountSet(boolean stateWasRecovered) {
 225         super.onAccountSet(stateWasRecovered);
 226         if (getAccount() != null) {
 227             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 228             OCFile file = getFile();
 229             // get parent from path
 230             String parentPath = "";
 231             if (file != null) {
 232                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 233                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 234                     // get parent from path
 235                     parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
 236                     if (getStorageManager().getFileByPath(parentPath) ==  null)
 237                         file = null; // not able to know the directory where the file is uploading
 238                 } else {
 239                     file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 240                 }
 241             }
 242             if (file == null) {
 243                 // fall back to root folder
 244                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
 245             }
 246             setFile(file);
 247             setNavigationListWithFolder(file);
 248
 249             if (!stateWasRecovered) {
 250                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 251                 initFragmentsWithFile();
 252                 if (file.isFolder()) {
 253                     startSyncFolderOperation(file);
 254                 }
 255
 256             } else {
 257                 updateFragmentsVisibility(!file.isFolder());
 258                 updateNavigationElementsInActionBar(file.isFolder() ? null : file);
 259             }
 260         }
 261     }
 262
 263
 264     private void setNavigationListWithFolder(OCFile file) {
 265         mDirectories.clear();
 266         OCFile fileIt = file;
 267         String parentPath;
 268         while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
 269             if (fileIt.isFolder()) {
 270                 mDirectories.add(fileIt.getFileName());
 271             }
 272             // get parent from path
 273             parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
 274             fileIt = getStorageManager().getFileByPath(parentPath);
 275         }
 276         mDirectories.add(OCFile.PATH_SEPARATOR);
 277     }
 278
 279
 280     private void createMinFragments() {
 281         OCFileListFragment listOfFiles = new OCFileListFragment();
 282         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 283         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 284         transaction.commit();
 285     }
 286
 287     private void initFragmentsWithFile() {
 288         if (getAccount() != null && getFile() != null) {
 289             /// First fragment
 290             OCFileListFragment listOfFiles = getListOfFilesFragment();
 291             if (listOfFiles != null) {
 292                 listOfFiles.listDirectory(getCurrentDir());
 293             } else {
 294                 Log.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 295             }
 296
 297             /// Second fragment
 298             OCFile file = getFile();
 299             Fragment secondFragment = chooseInitialSecondFragment(file);
 300             if (secondFragment != null) {
 301                 setSecondFragment(secondFragment);
 302                 updateFragmentsVisibility(true);
 303                 updateNavigationElementsInActionBar(file);
 304
 305             } else {
 306                 cleanSecondFragment();
 307             }
 308
 309         } else {
 310             Log.wtf(TAG, "initFragments() called with invalid NULLs!");
 311             if (getAccount() == null) {
 312                 Log.wtf(TAG, "\t account is NULL");
 313             }
 314             if (getFile() == null) {
 315                 Log.wtf(TAG, "\t file is NULL");
 316             }
 317         }
 318     }
 319
 320     private Fragment chooseInitialSecondFragment(OCFile file) {
 321         Fragment secondFragment = null;
 322         if (file != null && !file.isFolder()) {
 323             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 324                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 325                     ) {
 326                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 327                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 328                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 329
 330             } else {
 331                 secondFragment = new FileDetailFragment(file, getAccount());
 332             }
 333         }
 334         return secondFragment;
 335     }
 336
 337
 338     /**
 339      * Replaces the second fragment managed by the activity with the received as
 340      * a parameter.
 341      *
 342      * Assumes never will be more than two fragments managed at the same time.
 343      *
 344      * @param fragment      New second Fragment to set.
 345      */
 346     private void setSecondFragment(Fragment fragment) {
 347         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 348         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 349         transaction.commit();
 350     }
 351
 352
 353     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 354         if (mDualPane) {
 355             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 356                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 357             }
 358             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 359                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 360             }
 361
 362         } else if (existsSecondFragment) {
 363             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 364                 mLeftFragmentContainer.setVisibility(View.GONE);
 365             }
 366             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 367                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 368             }
 369
 370         } else {
 371             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 372                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 373             }
 374             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 375                 mRightFragmentContainer.setVisibility(View.GONE);
 376             }
 377         }
 378     }
 379
 380
 381     private OCFileListFragment getListOfFilesFragment() {
 382         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 383         if (listOfFiles != null) {
 384             return (OCFileListFragment)listOfFiles;
 385         }
 386         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 387         return null;
 388     }
 389
 390     protected FileFragment getSecondFragment() {
 391         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 392         if (second != null) {
 393             return (FileFragment)second;
 394         }
 395         return null;
 396     }
 397
 398     public void cleanSecondFragment() {
 399         Fragment second = getSecondFragment();
 400         if (second != null) {
 401             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 402             tr.remove(second);
 403             tr.commit();
 404         }
 405         updateFragmentsVisibility(false);
 406         updateNavigationElementsInActionBar(null);
 407     }
 408
 409     /* TODO WIP COMMENT
 410     protected void refeshListOfFilesFragment() {
 411         OCFileListFragment fileListFragment = getListOfFilesFragment();
 412         if (fileListFragment != null) {
 413             fileListFragment.listDirectory();
 414         }
 415     }
 416     */
 417
 418     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 419         FileFragment secondFragment = getSecondFragment();
 420         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 421         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 422             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 423             OCFile fileInFragment = detailsFragment.getFile();
 424             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 425                 // the user browsed to other file ; forget the automatic preview
 426                 mWaitingToPreview = null;
 427
 428             } else if (downloadEvent.equals(FileDownloader.getDownloadAddedMessage())) {
 429                 // grant that the right panel updates the progress bar
 430                 detailsFragment.listenForTransferProgress();
 431                 detailsFragment.updateFileDetails(true, false);
 432
 433             } else if (downloadEvent.equals(FileDownloader.getDownloadFinishMessage())) {
 434                 //  update the right panel
 435                 boolean detailsFragmentChanged = false;
 436                 if (waitedPreview) {
 437                     if (success) {
 438                         mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 439                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 440                             startMediaPreview(mWaitingToPreview, 0, true);
 441                             detailsFragmentChanged = true;
 442                         } else {
 443                             getFileOperationsHelper().openFile(mWaitingToPreview);
 444                         }
 445                     }
 446                     mWaitingToPreview = null;
 447                 }
 448                 if (!detailsFragmentChanged) {
 449                     detailsFragment.updateFileDetails(false, (success));
 450                 }
 451             }
 452         }
 453     }
 454
 455     @Override
 456     public boolean onCreateOptionsMenu(Menu menu) {
 457         MenuInflater inflater = getSherlock().getMenuInflater();
 458         inflater.inflate(R.menu.main_menu, menu);
 459         return true;
 460     }
 461
 462     @Override
 463     public boolean onOptionsItemSelected(MenuItem item) {
 464         boolean retval = true;
 465         switch (item.getItemId()) {
 466         case R.id.action_create_dir: {
 467             EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", -1, -1, this);
 468             dialog.show(getSupportFragmentManager(), "createdirdialog");
 469             break;
 470         }
 471         case R.id.action_sync_account: {
 472             startSynchronization();
 473             break;
 474         }
 475         case R.id.action_upload: {
 476             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 477             break;
 478         }
 479         case R.id.action_settings: {
 480             Intent settingsIntent = new Intent(this, Preferences.class);
 481             startActivity(settingsIntent);
 482             break;
 483         }
 484         case android.R.id.home: {
 485             FileFragment second = getSecondFragment();
 486             OCFile currentDir = getCurrentDir();
 487             if((currentDir != null && currentDir.getParentId() != 0) ||
 488                     (second != null && second.getFile() != null)) {
 489                 onBackPressed();
 490
 491             }
 492             break;
 493         }
 494         default:
 495             retval = super.onOptionsItemSelected(item);
 496         }
 497         return retval;
 498     }
 499
 500     private void startSynchronization() {
 501         Log_OC.e(TAG, "Got to start sync");
 502         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
 503             Log_OC.e(TAG, "Canceling all syncs for " + MainApp.getAuthority());
 504             ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
 505             Bundle bundle = new Bundle();
 506             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 507             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
 508             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
 509             ContentResolver.requestSync(
 510                     getAccount(),
 511                     MainApp.getAuthority(), bundle);
 512         } else {
 513             Log_OC.e(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
 514             SyncRequest.Builder builder = new SyncRequest.Builder();
 515             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
 516             builder.setExpedited(true);
 517             builder.setManual(true);
 518             builder.syncOnce();
 519             SyncRequest request = builder.build();
 520             ContentResolver.requestSync(request);
 521         }
 522     }
 523
 524
 525     @Override
 526     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 527         if (itemPosition != 0) {
 528             String targetPath = "";
 529             for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
 530                 targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath;
 531             }
 532             targetPath = OCFile.PATH_SEPARATOR + targetPath;
 533             OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
 534             if (targetFolder != null) {
 535                 browseTo(targetFolder);
 536             }
 537
 538             // the next operation triggers a new call to this method, but it's necessary to
 539             // ensure that the name exposed in the action bar is the current directory when the
 540             // user selected it in the navigation list
 541             if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0)
 542                 getSupportActionBar().setSelectedNavigationItem(0);
 543         }
 544         return true;
 545     }
 546
 547     /**
 548      * Called, when the user selected something for uploading
 549      */
 550     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 551         super.onActivityResult(requestCode, resultCode, data);
 552
 553         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 554             requestSimpleUpload(data, resultCode);
 555
 556         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 557             requestMultipleUpload(data, resultCode);
 558
 559         }
 560     }
 561
 562     private void requestMultipleUpload(Intent data, int resultCode) {
 563         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 564         if (filePaths != null) {
 565             String[] remotePaths = new String[filePaths.length];
 566             String remotePathBase = "";
 567             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 568                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 569             }
 570             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 571                 remotePathBase += OCFile.PATH_SEPARATOR;
 572             for (int j = 0; j< remotePaths.length; j++) {
 573                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 574             }
 575
 576             Intent i = new Intent(this, FileUploader.class);
 577             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 578             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 579             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 580             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 581             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 582                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 583             startService(i);
 584
 585         } else {
 586             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 587             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 588             t.show();
 589             return;
 590         }
 591     }
 592
 593
 594     private void requestSimpleUpload(Intent data, int resultCode) {
 595         String filepath = null;
 596         try {
 597             Uri selectedImageUri = data.getData();
 598
 599             String filemanagerstring = selectedImageUri.getPath();
 600             String selectedImagePath = getPath(selectedImageUri);
 601
 602             if (selectedImagePath != null)
 603                 filepath = selectedImagePath;
 604             else
 605                 filepath = filemanagerstring;
 606
 607         } catch (Exception e) {
 608             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 609             e.printStackTrace();
 610
 611         } finally {
 612             if (filepath == null) {
 613                 Log_OC.e(TAG, "Couldnt resolve path to file");
 614                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 615                 t.show();
 616                 return;
 617             }
 618         }
 619
 620         Intent i = new Intent(this, FileUploader.class);
 621         i.putExtra(FileUploader.KEY_ACCOUNT,
 622                 getAccount());
 623         String remotepath = new String();
 624         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 625             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 626         }
 627         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 628             remotepath += OCFile.PATH_SEPARATOR;
 629         remotepath += new File(filepath).getName();
 630
 631         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 632         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 633         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 634         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 635             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 636         startService(i);
 637     }
 638
 639     @Override
 640     public void onBackPressed() {
 641         OCFileListFragment listOfFiles = getListOfFilesFragment();
 642         if (mDualPane || getSecondFragment() == null) {
 643             if (listOfFiles != null) {  // should never be null, indeed
 644                 if (mDirectories.getCount() <= 1) {
 645                     finish();
 646                     return;
 647                 }
 648                 int levelsUp = listOfFiles.onBrowseUp();
 649                 for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
 650                     popDirname();
 651                 }
 652             }
 653         }
 654         if (listOfFiles != null) {  // should never be null, indeed
 655             setFile(listOfFiles.getCurrentFile());
 656         }
 657         cleanSecondFragment();
 658
 659     }
 660
 661     @Override
 662     protected void onSaveInstanceState(Bundle outState) {
 663         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 664         Log_OC.e(TAG, "onSaveInstanceState() start");
 665         super.onSaveInstanceState(outState);
 666         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 667         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
 668         //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
 669         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 670
 671         Log_OC.d(TAG, "onSaveInstanceState() end");
 672     }
 673
 674
 675
 676     @Override
 677     protected void onResume() {
 678         super.onResume();
 679         Log_OC.e(TAG, "onResume() start");
 680
 681         // Listen for sync messages
 682         IntentFilter syncIntentFilter = new IntentFilter(FileSyncAdapter.EVENT_FULL_SYNC_START);
 683         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_END);
 684         //syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_SIZE_SYNCED);
 685         syncIntentFilter.addAction(FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED);
 686         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED);
 687         syncIntentFilter.addAction(SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
 688         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 689         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 690         //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 691
 692         // Listen for upload messages
 693         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 694         mUploadFinishReceiver = new UploadFinishReceiver();
 695         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 696
 697         // Listen for download messages
 698         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
 699         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
 700         mDownloadFinishReceiver = new DownloadFinishReceiver();
 701         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 702
 703         // Listen for messages from the OperationsService
 704         /*
 705         IntentFilter operationsIntentFilter = new IntentFilter(OperationsService.ACTION_OPERATION_ADDED);
 706         operationsIntentFilter.addAction(OperationsService.ACTION_OPERATION_FINISHED);
 707         mOperationsServiceReceiver = new OperationsServiceReceiver();
 708         LocalBroadcastManager.getInstance(this).registerReceiver(mOperationsServiceReceiver, operationsIntentFilter);
 709         */
 710
 711         Log_OC.d(TAG, "onResume() end");
 712     }
 713
 714
 715     @Override
 716     protected void onPause() {
 717         super.onPause();
 718         Log_OC.e(TAG, "onPause() start");
 719         if (mSyncBroadcastReceiver != null) {
 720             unregisterReceiver(mSyncBroadcastReceiver);
 721             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
 722             mSyncBroadcastReceiver = null;
 723         }
 724         if (mUploadFinishReceiver != null) {
 725             unregisterReceiver(mUploadFinishReceiver);
 726             mUploadFinishReceiver = null;
 727         }
 728         if (mDownloadFinishReceiver != null) {
 729             unregisterReceiver(mDownloadFinishReceiver);
 730             mDownloadFinishReceiver = null;
 731         }
 732         /*
 733         if (mOperationsServiceReceiver != null) {
 734             LocalBroadcastManager.getInstance(this).unregisterReceiver(mOperationsServiceReceiver);
 735             mOperationsServiceReceiver = null;
 736         }
 737         */
 738         Log_OC.d(TAG, "onPause() end");
 739     }
 740
 741
 742     @Override
 743     protected Dialog onCreateDialog(int id) {
 744         Dialog dialog = null;
 745         AlertDialog.Builder builder;
 746         switch (id) {
 747         case DIALOG_SHORT_WAIT: {
 748             ProgressDialog working_dialog = new ProgressDialog(this);
 749             working_dialog.setMessage(getResources().getString(
 750                     R.string.wait_a_moment));
 751             working_dialog.setIndeterminate(true);
 752             working_dialog.setCancelable(false);
 753             dialog = working_dialog;
 754             break;
 755         }
 756         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 757
 758             String[] items = null;
 759
 760             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 761                     getString(R.string.actionbar_upload_from_apps),
 762                     getString(R.string.actionbar_failed_instant_upload) };
 763
 764             String[] commonItems = { getString(R.string.actionbar_upload_files),
 765                     getString(R.string.actionbar_upload_from_apps) };
 766
 767             if (InstantUploadActivity.IS_ENABLED)
 768                 items = allTheItems;
 769             else
 770                 items = commonItems;
 771
 772             builder = new AlertDialog.Builder(this);
 773             builder.setTitle(R.string.actionbar_upload);
 774             builder.setItems(items, new DialogInterface.OnClickListener() {
 775                 public void onClick(DialogInterface dialog, int item) {
 776                     if (item == 0) {
 777                         // if (!mDualPane) {
 778                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 779                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 780                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 781                             // } else {
 782                             // TODO create and handle new fragment
 783                             // LocalFileListFragment
 784                             // }
 785                     } else if (item == 1) {
 786                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 787                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 788                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 789                                 ACTION_SELECT_CONTENT_FROM_APPS);
 790                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 791                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 792                         action.putExtra(FileUploader.KEY_ACCOUNT, FileDisplayActivity.this.getAccount());
 793                         startActivity(action);
 794                     }
 795                 }
 796             });
 797             dialog = builder.create();
 798             break;
 799         }
 800         case DIALOG_CERT_NOT_SAVED: {
 801             builder = new AlertDialog.Builder(this);
 802             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 803             builder.setCancelable(false);
 804             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 805                 @Override
 806                 public void onClick(DialogInterface dialog, int which) {
 807                     dialog.dismiss();
 808                 };
 809             });
 810             dialog = builder.create();
 811             break;
 812         }
 813         default:
 814             dialog = null;
 815         }
 816
 817         return dialog;
 818     }
 819
 820
 821     /**
 822      * Translates a content URI of an image to a physical path
 823      * on the disk
 824      * @param uri The URI to resolve
 825      * @return The path to the image or null if it could not be found
 826      */
 827     public String getPath(Uri uri) {
 828         String[] projection = { MediaStore.Images.Media.DATA };
 829         Cursor cursor = managedQuery(uri, projection, null, null, null);
 830         if (cursor != null) {
 831             int column_index = cursor
 832                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 833             cursor.moveToFirst();
 834             return cursor.getString(column_index);
 835         }
 836         return null;
 837     }
 838
 839     /**
 840      * Pushes a directory to the drop down list
 841      * @param directory to push
 842      * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
 843      */
 844     public void pushDirname(OCFile directory) {
 845         if(!directory.isFolder()){
 846             throw new IllegalArgumentException("Only directories may be pushed!");
 847         }
 848         mDirectories.insert(directory.getFileName(), 0);
 849         setFile(directory);
 850     }
 851
 852     /**
 853      * Pops a directory name from the drop down list
 854      * @return True, unless the stack is empty
 855      */
 856     public boolean popDirname() {
 857         mDirectories.remove(mDirectories.getItem(0));
 858         return !mDirectories.isEmpty();
 859     }
 860
 861     // Custom array adapter to override text colors
 862     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 863
 864         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 865             super(ctx, view);
 866         }
 867
 868         public View getView(int position, View convertView, ViewGroup parent) {
 869             View v = super.getView(position, convertView, parent);
 870
 871             ((TextView) v).setTextColor(getResources().getColorStateList(
 872                     android.R.color.white));
 873
 874             fixRoot((TextView) v );
 875             return v;
 876         }
 877
 878         public View getDropDownView(int position, View convertView,
 879                 ViewGroup parent) {
 880             View v = super.getDropDownView(position, convertView, parent);
 881
 882             ((TextView) v).setTextColor(getResources().getColorStateList(
 883                     android.R.color.white));
 884
 885             fixRoot((TextView) v );
 886             return v;
 887         }
 888
 889         private void fixRoot(TextView v) {
 890             if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
 891                 v.setText(R.string.default_display_name_for_root_folder);
 892             }
 893         }
 894
 895     }
 896
 897     private class SyncBroadcastReceiver extends BroadcastReceiver {
 898
 899         /**
 900          * {@link BroadcastReceiver} to enable syncing feedback in UI
 901          */
 902         @Override
 903         public void onReceive(Context context, Intent intent) {
 904             try {
 905                 String event = intent.getAction();
 906                 Log_OC.d(TAG, "Received broadcast " + event);
 907                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
 908                 String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
 909                 RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
 910                 boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null);
 911
 912                 if (sameAccount) {
 913
 914                     if (FileSyncAdapter.EVENT_FULL_SYNC_START.equals(event)) {
 915                         mSyncInProgress = true;
 916
 917                     } else {
 918                         OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
 919                         OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
 920
 921                         if (currentDir == null) {
 922                             // current folder was removed from the server
 923                             Toast.makeText( FileDisplayActivity.this,
 924                                             String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)),
 925                                             Toast.LENGTH_LONG)
 926                                 .show();
 927                             browseToRoot();
 928
 929                         } else {
 930                             if (currentFile == null && !getFile().isFolder()) {
 931                                 // currently selected file was removed in the server, and now we know it
 932                                 cleanSecondFragment();
 933                                 currentFile = currentDir;
 934                             }
 935
 936                             /* TODO WIP COMMENT
 937                             if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
 938                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
 939                                 if (fileListFragment != null) {
 940                                     fileListFragment.listDirectory(currentDir);
 941                                 }
 942                             }
 943                             */
 944                             setFile(currentFile);
 945                         }
 946
 947                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
 948
 949                         /*
 950                         if (synchResult != null &&
 951                             synchResult.isSuccess() &&
 952                                 (SynchronizeFolderOperation.EVENT_SINGLE_FOLDER_SYNCED.equals(event) ||
 953                                     FileSyncAdapter.EVENT_FULL_SYNC_FOLDER_CONTENTS_SYNCED.equals(event)
 954                                 ) &&
 955                                 !mRefreshSharesInProgress &&
 956                                 getFileOperationsHelper().isSharedSupported(FileDisplayActivity.this)
 957                             ) {
 958                             startGetShares();
 959                         }
 960                         */
 961
 962                         }
 963                         removeStickyBroadcast(intent);
 964                         Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
 965                         setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
 966                 }
 967
 968                 if (synchResult != null) {
 969                     if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 970                         mLastSslUntrustedServerResult = synchResult;
 971                     }
 972                 }
 973             } catch (RuntimeException e) {
 974                 // avoid app crashes after changing the serial id of RemoteOperationResult
 975                 // in owncloud library with broadcast notifications pending to process
 976                 removeStickyBroadcast(intent);
 977             }
 978         }
 979     }
 980
 981
 982     private class UploadFinishReceiver extends BroadcastReceiver {
 983         /**
 984          * Once the file upload has finished -> update view
 985          *  @author David A. Velasco
 986          * {@link BroadcastReceiver} to enable upload feedback in UI
 987          */
 988         @Override
 989         public void onReceive(Context context, Intent intent) {
 990             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 991             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 992             boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
 993             OCFile currentDir = getCurrentDir();
 994             boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
 995             if (sameAccount && isDescendant) {
 996                 /*
 997                 refeshListOfFilesFragment();
 998                 */
 999             }
1000         }
1001
1002     }
1003
1004
1005     /**
1006      * Class waiting for broadcast events from the {@link FielDownloader} service.
1007      *
1008      * Updates the UI when a download is started or finished, provided that it is relevant for the
1009      * current folder.
1010      */
1011     private class DownloadFinishReceiver extends BroadcastReceiver {
1012         @Override
1013         public void onReceive(Context context, Intent intent) {
1014             boolean sameAccount = isSameAccount(context, intent);
1015             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
1016             boolean isDescendant = isDescendant(downloadedRemotePath);
1017
1018             if (sameAccount && isDescendant) {
1019                 /* TODO WIP COMMENT
1020                 refeshListOfFilesFragment();
1021                 */
1022                 refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
1023             }
1024
1025             if (mWaitingToSend != null) {
1026                 mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath()); // Update the file to send
1027                 if (mWaitingToSend.isDown()) {
1028                     sendDownloadedFile();
1029                 }
1030             }
1031
1032             removeStickyBroadcast(intent);
1033         }
1034
1035         private boolean isDescendant(String downloadedRemotePath) {
1036             OCFile currentDir = getCurrentDir();
1037             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
1038         }
1039
1040         private boolean isSameAccount(Context context, Intent intent) {
1041             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
1042             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
1043         }
1044     }
1045
1046
1047     /**
1048      * Class waiting for broadcast events from the {@link OperationsService}.
1049      *
1050      * Updates the list of files when a get for shares is finished; at this moment the refresh of shares is the only
1051      * operation performed in {@link OperationsService}.
1052      *
1053      * In the future will handle the progress or finalization of all the operations performed in {@link OperationsService},
1054      * probably all the operations associated to the app model.
1055      */
1056     private class OperationsServiceReceiver extends BroadcastReceiver {
1057
1058         @Override
1059         public void onReceive(Context context, Intent intent) {
1060             if (OperationsService.ACTION_OPERATION_ADDED.equals(intent.getAction())) {
1061
1062             } else if (OperationsService.ACTION_OPERATION_FINISHED.equals(intent.getAction())) {
1063                 //mRefreshSharesInProgress = false;
1064
1065                 Account account = intent.getParcelableExtra(OperationsService.EXTRA_ACCOUNT);
1066                 RemoteOperationResult getSharesResult = (RemoteOperationResult)intent.getSerializableExtra(OperationsService.EXTRA_RESULT);
1067                 if (getAccount() != null && account.name.equals(getAccount().name)
1068                         && getStorageManager() != null
1069                         ) {
1070                     /*
1071                     refeshListOfFilesFragment();
1072                     */
1073                 }
1074                 if ((getSharesResult != null) &&
1075                         RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED.equals(getSharesResult.getCode())) {
1076                     mLastSslUntrustedServerResult = getSharesResult;
1077                     showUntrustedCertDialog(mLastSslUntrustedServerResult);
1078                 }
1079
1080                 //setSupportProgressBarIndeterminateVisibility(mRefreshSharesInProgress || mSyncInProgress);
1081             }
1082
1083         }
1084
1085     }
1086
1087     public void browseToRoot() {
1088         OCFileListFragment listOfFiles = getListOfFilesFragment();
1089         if (listOfFiles != null) {  // should never be null, indeed
1090             while (mDirectories.getCount() > 1) {
1091                 popDirname();
1092             }
1093             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
1094             listOfFiles.listDirectory(root);
1095             setFile(listOfFiles.getCurrentFile());
1096             startSyncFolderOperation(root);
1097         }
1098         cleanSecondFragment();
1099     }
1100
1101
1102     public void browseTo(OCFile folder) {
1103         if (folder == null || !folder.isFolder()) {
1104             throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
1105         }
1106         OCFileListFragment listOfFiles = getListOfFilesFragment();
1107         if (listOfFiles != null) {
1108             setNavigationListWithFolder(folder);
1109             listOfFiles.listDirectory(folder);
1110             setFile(listOfFiles.getCurrentFile());
1111             startSyncFolderOperation(folder);
1112         } else {
1113             Log_OC.e(TAG, "Unexpected null when accessing list fragment");
1114         }
1115         cleanSecondFragment();
1116     }
1117
1118
1119     /**
1120      * {@inheritDoc}
1121      *
1122      * Updates action bar and second fragment, if in dual pane mode.
1123      */
1124     @Override
1125     public void onBrowsedDownTo(OCFile directory) {
1126         pushDirname(directory);
1127         cleanSecondFragment();
1128
1129         // Sync Folder
1130         startSyncFolderOperation(directory);
1131
1132     }
1133
1134     /**
1135      * Shows the information of the {@link OCFile} received as a
1136      * parameter in the second fragment.
1137      *
1138      * @param file          {@link OCFile} whose details will be shown
1139      */
1140     @Override
1141     public void showDetails(OCFile file) {
1142         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1143         setSecondFragment(detailFragment);
1144         updateFragmentsVisibility(true);
1145         updateNavigationElementsInActionBar(file);
1146         setFile(file);
1147     }
1148
1149
1150     /**
1151      * TODO
1152      */
1153     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1154         ActionBar actionBar = getSupportActionBar();
1155         if (chosenFile == null || mDualPane) {
1156             // only list of files - set for browsing through folders
1157             OCFile currentDir = getCurrentDir();
1158             boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
1159             actionBar.setDisplayHomeAsUpEnabled(noRoot);
1160             actionBar.setDisplayShowTitleEnabled(!noRoot);
1161             if (!noRoot) {
1162                 actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
1163             }
1164             actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
1165             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1166
1167         } else {
1168             actionBar.setDisplayHomeAsUpEnabled(true);
1169             actionBar.setDisplayShowTitleEnabled(true);
1170             actionBar.setTitle(chosenFile.getFileName());
1171             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1172         }
1173     }
1174
1175
1176     /**
1177      * {@inheritDoc}
1178      */
1179
1180     @Override
1181     public void onFileStateChanged() {
1182         /* TODO WIP COMMENT
1183         refeshListOfFilesFragment();
1184         updateNavigationElementsInActionBar(getSecondFragment().getFile());
1185         */
1186     }
1187
1188
1189     @Override
1190     protected ServiceConnection newTransferenceServiceConnection() {
1191         return new ListServiceConnection();
1192     }
1193
1194     /** Defines callbacks for service binding, passed to bindService() */
1195     private class ListServiceConnection implements ServiceConnection {
1196
1197         @Override
1198         public void onServiceConnected(ComponentName component, IBinder service) {
1199             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1200                 Log_OC.d(TAG, "Download service connected");
1201                 mDownloaderBinder = (FileDownloaderBinder) service;
1202                 if (mWaitingToPreview != null) {
1203                     requestForDownload();
1204                 }
1205
1206             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1207                 Log_OC.d(TAG, "Upload service connected");
1208                 mUploaderBinder = (FileUploaderBinder) service;
1209             } else {
1210                 return;
1211             }
1212             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1213             OCFileListFragment listOfFiles = getListOfFilesFragment();
1214             if (listOfFiles != null) {
1215                 listOfFiles.listDirectory();
1216             }
1217             FileFragment secondFragment = getSecondFragment();
1218             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1219                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1220                 detailFragment.listenForTransferProgress();
1221                 detailFragment.updateFileDetails(false, false);
1222             }
1223         }
1224
1225         @Override
1226         public void onServiceDisconnected(ComponentName component) {
1227             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1228                 Log_OC.d(TAG, "Download service disconnected");
1229                 mDownloaderBinder = null;
1230             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1231                 Log_OC.d(TAG, "Upload service disconnected");
1232                 mUploaderBinder = null;
1233             }
1234         }
1235     };
1236
1237
1238
1239     /**
1240      * Launch an intent to request the PIN code to the user before letting him use the app
1241      */
1242     private void requestPinCode() {
1243         boolean pinStart = false;
1244         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1245         pinStart = appPrefs.getBoolean("set_pincode", false);
1246         if (pinStart) {
1247             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1248             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1249             startActivity(i);
1250         }
1251     }
1252
1253
1254     @Override
1255     public void onSavedCertificate() {
1256         startSyncFolderOperation(getCurrentDir());
1257     }
1258
1259
1260     @Override
1261     public void onFailedSavingCertificate() {
1262         showDialog(DIALOG_CERT_NOT_SAVED);
1263     }
1264
1265     @Override
1266     public void onCancelCertificate() {
1267         // nothing to do
1268     }
1269
1270     /**
1271      * Updates the view associated to the activity after the finish of some operation over files
1272      * in the current account.
1273      *
1274      * @param operation     Removal operation performed.
1275      * @param result        Result of the removal.
1276      */
1277     @Override
1278     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1279         super.onRemoteOperationFinish(operation, result);
1280
1281         if (operation instanceof RemoveFileOperation) {
1282             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1283
1284         } else if (operation instanceof RenameFileOperation) {
1285             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1286
1287         } else if (operation instanceof SynchronizeFileOperation) {
1288             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1289
1290         } else if (operation instanceof CreateFolderOperation) {
1291             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1292
1293         } else if (operation instanceof CreateShareOperation) {
1294             onCreateShareOperationFinish((CreateShareOperation) operation, result);
1295
1296         } else if (operation instanceof UnshareLinkOperation) {
1297             onUnshareLinkOperationFinish((UnshareLinkOperation)operation, result);
1298
1299         }
1300
1301     }
1302
1303
1304     private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
1305         if (result.isSuccess()) {
1306             refreshShowDetails();
1307             /* TODO WIP COMMENT
1308             refeshListOfFilesFragment();
1309             */
1310         }
1311     }
1312
1313
1314     private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
1315         if (result.isSuccess()) {
1316             refreshShowDetails();
1317             /*
1318             refeshListOfFilesFragment();
1319             */
1320         } else if (result.getCode() == ResultCode.SHARE_NOT_FOUND) {
1321             cleanSecondFragment();
1322             /*
1323             refeshListOfFilesFragment();
1324             */
1325         }
1326     }
1327
1328     private void refreshShowDetails() {
1329         FileFragment details = getSecondFragment();
1330         if (details != null) {
1331             OCFile file = details.getFile();
1332             if (file != null) {
1333                 file = getStorageManager().getFileByPath(file.getRemotePath());
1334                 if (details instanceof PreviewMediaFragment) {
1335                     // Refresh  OCFile of the fragment
1336                     ((PreviewMediaFragment) details).updateFile(file);
1337                 } else {
1338                     showDetails(file);
1339                 }
1340             }
1341             invalidateOptionsMenu();
1342         }
1343     }
1344
1345     /**
1346      * Updates the view associated to the activity after the finish of an operation trying to remove a
1347      * file.
1348      *
1349      * @param operation     Removal operation performed.
1350      * @param result        Result of the removal.
1351      */
1352     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1353         dismissLoadingDialog();
1354         if (result.isSuccess()) {
1355             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1356             msg.show();
1357             OCFile removedFile = operation.getFile();
1358             FileFragment second = getSecondFragment();
1359             if (second != null && removedFile.equals(second.getFile())) {
1360                 cleanSecondFragment();
1361             }
1362             if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1363                 /*
1364                 refeshListOfFilesFragment();
1365                 */
1366             }
1367
1368         } else {
1369             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1370             msg.show();
1371             if (result.isSslRecoverableException()) {
1372                 mLastSslUntrustedServerResult = result;
1373                 showUntrustedCertDialog(mLastSslUntrustedServerResult);
1374             }
1375         }
1376     }
1377
1378
1379     /**
1380      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1381      *
1382      * @param operation     Creation operation performed.
1383      * @param result        Result of the creation.
1384      */
1385     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1386         if (result.isSuccess()) {
1387             dismissLoadingDialog();
1388             /* TODO WIP COMMENT
1389             refeshListOfFilesFragment();
1390             */
1391
1392         } else {
1393             dismissLoadingDialog();
1394             if (result.getCode() == ResultCode.INVALID_CHARACTER_IN_NAME) {
1395                 Toast.makeText(FileDisplayActivity.this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG).show();
1396             } else {
1397             try {
1398                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
1399                 msg.show();
1400
1401             } catch (NotFoundException e) {
1402                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1403             }
1404             }
1405         }
1406     }
1407
1408
1409     /**
1410      * Updates the view associated to the activity after the finish of an operation trying to rename a
1411      * file.
1412      *
1413      * @param operation     Renaming operation performed.
1414      * @param result        Result of the renaming.
1415      */
1416     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1417         dismissLoadingDialog();
1418         OCFile renamedFile = operation.getFile();
1419         if (result.isSuccess()) {
1420             FileFragment details = getSecondFragment();
1421             if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1422                 ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1423             }
1424             if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1425                 /*
1426                 refeshListOfFilesFragment();
1427                 */
1428             }
1429
1430         } else {
1431             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1432                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1433                 msg.show();
1434                 // TODO throw again the new rename dialog
1435             } if (result.getCode().equals(ResultCode.INVALID_CHARACTER_IN_NAME)) {
1436                 Toast msg = Toast.makeText(this, R.string.filename_forbidden_characters, Toast.LENGTH_LONG);
1437                 msg.show();
1438             } else {
1439                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1440                 msg.show();
1441                 if (result.isSslRecoverableException()) {
1442                     mLastSslUntrustedServerResult = result;
1443                     showUntrustedCertDialog(mLastSslUntrustedServerResult);
1444                 }
1445             }
1446         }
1447     }
1448
1449     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1450         dismissLoadingDialog();
1451         OCFile syncedFile = operation.getLocalFile();
1452         if (!result.isSuccess()) {
1453             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1454                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1455                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1456                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1457                 startActivity(i);
1458
1459             }
1460
1461         } else {
1462             if (operation.transferWasRequested()) {
1463                 /*
1464                 refeshListOfFilesFragment();
1465                 */
1466                 onTransferStateChanged(syncedFile, true, true);
1467
1468             } else {
1469                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1470                 msg.show();
1471             }
1472         }
1473     }
1474
1475
1476     /**
1477      * {@inheritDoc}
1478      */
1479     @Override
1480     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1481         FileFragment details = getSecondFragment();
1482         if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1483             if (downloading || uploading) {
1484                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1485             } else {
1486                 ((FileDetailFragment)details).updateFileDetails(false, true);
1487             }
1488         }
1489     }
1490
1491
1492     public void onDismiss(EditNameDialog dialog) {
1493         if (dialog.getResult()) {
1494             String newDirectoryName = dialog.getNewFilename().trim();
1495             Log_OC.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1496             if (newDirectoryName.length() > 0) {
1497                 String path = getCurrentDir().getRemotePath();
1498
1499                 // Create directory
1500                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1501                 RemoteOperation operation = new CreateFolderOperation(path, false, getStorageManager());
1502                 operation.execute(  getAccount(),
1503                         FileDisplayActivity.this,
1504                         FileDisplayActivity.this,
1505                         getHandler(),
1506                         FileDisplayActivity.this);
1507
1508                 showLoadingDialog();
1509             }
1510         }
1511     }
1512
1513
1514     private void requestForDownload() {
1515         Account account = getAccount();
1516         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1517             Intent i = new Intent(this, FileDownloader.class);
1518             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1519             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1520             startService(i);
1521         }
1522     }
1523
1524
1525     private OCFile getCurrentDir() {
1526         OCFile file = getFile();
1527         if (file != null) {
1528             if (file.isFolder()) {
1529                 return file;
1530             } else if (getStorageManager() != null) {
1531                 String parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
1532                 return getStorageManager().getFileByPath(parentPath);
1533             }
1534         }
1535         return null;
1536     }
1537
1538     public void startSyncFolderOperation(OCFile folder) {
1539         long currentSyncTime = System.currentTimeMillis();
1540
1541         mSyncInProgress = true;
1542
1543         // perform folder synchronization
1544         RemoteOperation synchFolderOp = new SynchronizeFolderOperation( folder,
1545                                                                         currentSyncTime,
1546                                                                         false,
1547                                                                         getFileOperationsHelper().isSharedSupported(),
1548                                                                         getStorageManager(),
1549                                                                         getAccount(),
1550                                                                         getApplicationContext()
1551                                                                       );
1552         synchFolderOp.execute(getAccount(), this, null, null, this);
1553
1554         setSupportProgressBarIndeterminateVisibility(true);
1555     }
1556
1557     /*
1558     private void startGetShares() {
1559         // Get shared files/folders
1560         Intent intent = new Intent(this, OperationsService.class);
1561         intent.putExtra(OperationsService.EXTRA_ACCOUNT, getAccount());
1562         startService(intent);
1563
1564         mRefreshSharesInProgress = true;
1565     }
1566     */
1567
1568     /**
1569      * Show untrusted cert dialog
1570      */
1571     public void showUntrustedCertDialog(RemoteOperationResult result) {
1572         // Show a dialog with the certificate info
1573         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError((CertificateCombinedException)result.getException());
1574         FragmentManager fm = getSupportFragmentManager();
1575         FragmentTransaction ft = fm.beginTransaction();
1576         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
1577     }
1578
1579     private void requestForDownload(OCFile file) {
1580         Account account = getAccount();
1581         if (!mDownloaderBinder.isDownloading(account, file)) {
1582             Intent i = new Intent(this, FileDownloader.class);
1583             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1584             i.putExtra(FileDownloader.EXTRA_FILE, file);
1585             startService(i);
1586         }
1587     }
1588
1589     private void sendDownloadedFile(){
1590         getFileOperationsHelper().sendDownloadedFile(mWaitingToSend);
1591         mWaitingToSend = null;
1592     }
1593
1594
1595     /**
1596      * Requests the download of the received {@link OCFile} , updates the UI
1597      * to monitor the download progress and prepares the activity to send the file
1598      * when the download finishes.
1599      *
1600      * @param file          {@link OCFile} to download and preview.
1601      */
1602     public void startDownloadForSending(OCFile file) {
1603         mWaitingToSend = file;
1604         requestForDownload(mWaitingToSend);
1605         boolean hasSecondFragment = (getSecondFragment()!= null);
1606         updateFragmentsVisibility(hasSecondFragment);
1607     }
1608
1609     /**
1610      * Opens the image gallery showing the image {@link OCFile} received as parameter.
1611      *
1612      * @param file                      Image {@link OCFile} to show.
1613      */
1614     public void startImagePreview(OCFile file) {
1615         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
1616         showDetailsIntent.putExtra(EXTRA_FILE, file);
1617         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
1618         startActivity(showDetailsIntent);
1619     }
1620
1621     /**
1622      * Stars the preview of an already down media {@link OCFile}.
1623      *
1624      * @param file                      Media {@link OCFile} to preview.
1625      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1626      * @param autoplay                  When 'true', the playback will start without user interactions.
1627      */
1628     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1629         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1630         setSecondFragment(mediaFragment);
1631         updateFragmentsVisibility(true);
1632         updateNavigationElementsInActionBar(file);
1633         setFile(file);
1634     }
1635
1636     /**
1637      * Requests the download of the received {@link OCFile} , updates the UI
1638      * to monitor the download progress and prepares the activity to preview
1639      * or open the file when the download finishes.
1640      *
1641      * @param file          {@link OCFile} to download and preview.
1642      */
1643     public void startDownloadForPreview(OCFile file) {
1644         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1645         setSecondFragment(detailFragment);
1646         mWaitingToPreview = file;
1647         requestForDownload();
1648         updateFragmentsVisibility(true);
1649         updateNavigationElementsInActionBar(file);
1650         setFile(file);
1651     }
1652
1653
1654     public void cancelTransference(OCFile file) {
1655         Account account = getAccount();
1656         if (mDownloaderBinder != null && mDownloaderBinder.isDownloading(account, file)) {
1657             mDownloaderBinder.cancel(account, file);
1658             onTransferStateChanged(file, false, false);
1659
1660         } else if (mUploaderBinder != null && mUploaderBinder.isUploading(account, file)) {
1661             mUploaderBinder.cancel(account, file);
1662             if (!file.fileExists()) {
1663                 cleanSecondFragment();
1664
1665             } else {
1666                 onTransferStateChanged(file, false, false);
1667             }
1668         }
1669     }
1670
1671 }