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