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 import java.io.IOException;
  23
  24 import android.accounts.Account;
  25 import android.accounts.AuthenticatorException;
  26 import android.accounts.OperationCanceledException;
  27 import android.app.AlertDialog;
  28 import android.app.ProgressDialog;
  29 import android.app.Dialog;
  30 import android.content.BroadcastReceiver;
  31 import android.content.ComponentName;
  32 import android.content.ContentResolver;
  33 import android.content.Context;
  34 import android.content.DialogInterface;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.content.ServiceConnection;
  38 import android.content.SharedPreferences;
  39 import android.content.res.Resources.NotFoundException;
  40 import android.database.Cursor;
  41 import android.net.Uri;
  42 import android.os.Bundle;
  43 import android.os.Handler;
  44 import android.os.IBinder;
  45 import android.preference.PreferenceManager;
  46 import android.provider.MediaStore;
  47 import android.support.v4.app.Fragment;
  48 import android.support.v4.app.FragmentManager;
  49 import android.support.v4.app.FragmentTransaction;
  50 import android.util.Log;
  51 import android.view.View;
  52 import android.view.ViewGroup;
  53 import android.widget.ArrayAdapter;
  54 import android.widget.TextView;
  55 import android.widget.Toast;
  56
  57 import com.actionbarsherlock.app.ActionBar;
  58 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  59 import com.actionbarsherlock.view.Menu;
  60 import com.actionbarsherlock.view.MenuInflater;
  61 import com.actionbarsherlock.view.MenuItem;
  62 import com.actionbarsherlock.view.Window;
  63 import com.owncloud.android.Log_OC;
  64 import com.owncloud.android.R;
  65 import com.owncloud.android.authentication.AccountAuthenticator;
  66 import com.owncloud.android.authentication.AccountUtils;
  67 import com.owncloud.android.authentication.AccountUtils.AccountNotFoundException;
  68 import com.owncloud.android.datamodel.DataStorageManager;
  69 import com.owncloud.android.datamodel.FileDataStorageManager;
  70 import com.owncloud.android.datamodel.OCFile;
  71 import com.owncloud.android.files.services.FileDownloader;
  72 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  73 import com.owncloud.android.files.services.FileObserverService;
  74 import com.owncloud.android.files.services.FileUploader;
  75 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  76 import com.owncloud.android.network.OwnCloudClientUtils;
  77 import com.owncloud.android.operations.CreateFolderOperation;
  78 import com.owncloud.android.operations.OnRemoteOperationListener;
  79 import com.owncloud.android.operations.RemoteOperation;
  80 import com.owncloud.android.operations.RemoteOperationResult;
  81 import com.owncloud.android.operations.RemoveFileOperation;
  82 import com.owncloud.android.operations.RenameFileOperation;
  83 import com.owncloud.android.operations.SynchronizeFileOperation;
  84 import com.owncloud.android.operations.SynchronizeFolderOperation;
  85 import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
  86 import com.owncloud.android.syncadapter.FileSyncService;
  87 import com.owncloud.android.ui.dialog.EditNameDialog;
  88 import com.owncloud.android.ui.dialog.LoadingDialog;
  89 import com.owncloud.android.ui.dialog.SslValidatorDialog;
  90 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  91 import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;
  92 import com.owncloud.android.ui.fragment.FileDetailFragment;
  93 import com.owncloud.android.ui.fragment.FileFragment;
  94 import com.owncloud.android.ui.fragment.OCFileListFragment;
  95 import com.owncloud.android.ui.preview.PreviewImageActivity;
  96 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  97 import com.owncloud.android.ui.preview.PreviewVideoActivity;
  98
  99 import eu.alefzero.webdav.WebdavClient;
 100
 101 /**
 102  * Displays, what files the user has available in his ownCloud.
 103  *
 104  * @author Bartek Przybylski
 105  * @author David A. Velasco
 106  */
 107
 108 public class FileDisplayActivity extends FileActivity implements
 109 OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener, EditNameDialogListener {
 110
 111     private ArrayAdapter<String> mDirectories;
 112
 113     /** Access point to the cached database for the current ownCloud {@link Account} */
 114     private DataStorageManager mStorageManager = null;
 115
 116     private SyncBroadcastReceiver mSyncBroadcastReceiver;
 117     private UploadFinishReceiver mUploadFinishReceiver;
 118     private DownloadFinishReceiver mDownloadFinishReceiver;
 119     private FileDownloaderBinder mDownloaderBinder = null;
 120     private FileUploaderBinder mUploaderBinder = null;
 121     private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
 122     private RemoteOperationResult mLastSslUntrustedServerResult = null;
 123
 124     private boolean mDualPane;
 125     private View mLeftFragmentContainer;
 126     private View mRightFragmentContainer;
 127
 128     private static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
 129
 130     public static final int DIALOG_SHORT_WAIT = 0;
 131     private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 1;
 132     private static final int DIALOG_SSL_VALIDATOR = 2;
 133     private static final int DIALOG_CERT_NOT_SAVED = 3;
 134
 135     private static final String DIALOG_WAIT_TAG = "DIALOG_WAIT";
 136
 137     public static final String ACTION_DETAILS = "com.owncloud.android.ui.activity.action.DETAILS";
 138
 139     private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
 140     private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
 141
 142     private static final String TAG = FileDisplayActivity.class.getSimpleName();
 143
 144     private static final String TAG_LIST_OF_FILES = "LIST_OF_FILES";
 145     private static final String TAG_SECOND_FRAGMENT = "SECOND_FRAGMENT";
 146
 147     private OCFile mWaitingToPreview;
 148     private Handler mHandler;
 149
 150     @Override
 151     protected void onCreate(Bundle savedInstanceState) {
 152         Log_OC.d(TAG, "onCreate() start");
 153         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 154
 155         super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
 156
 157         mHandler = new Handler();
 158
 159         /// bindings to transference services
 160         mUploadConnection = new ListServiceConnection();
 161         mDownloadConnection = new ListServiceConnection();
 162         bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
 163         bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
 164
 165         // PIN CODE request ;  best location is to decide, let's try this first
 166         if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
 167             requestPinCode();
 168         }
 169
 170         /// file observer
 171         Intent observer_intent = new Intent(this, FileObserverService.class);
 172         observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
 173         startService(observer_intent);
 174
 175         /// Load of saved instance state
 176         if(savedInstanceState != null) {
 177             mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
 178
 179         } else {
 180             mWaitingToPreview = null;
 181         }
 182
 183         /// USER INTERFACE
 184
 185         // Inflate and set the layout view
 186         setContentView(R.layout.files);
 187         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
 188         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
 189         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
 190         if (savedInstanceState == null) {
 191             createMinFragments();
 192         }
 193
 194         // Action bar setup
 195         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 196         getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
 197         setSupportProgressBarIndeterminateVisibility(false);    // always AFTER setContentView(...) ; to work around bug in its implementation
 198
 199         Log_OC.d(TAG, "onCreate() end");
 200     }
 201
 202
 203     @Override
 204     protected void onDestroy() {
 205         super.onDestroy();
 206         if (mDownloadConnection != null)
 207             unbindService(mDownloadConnection);
 208         if (mUploadConnection != null)
 209             unbindService(mUploadConnection);
 210     }
 211
 212
 213     /**
 214      *  Called when the ownCloud {@link Account} associated to the Activity was just updated.
 215      */
 216     @Override
 217     protected void onAccountSet(boolean stateWasRecovered) {
 218         if (getAccount() != null) {
 219             mStorageManager = new FileDataStorageManager(getAccount(), getContentResolver());
 220
 221             /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
 222             OCFile file = getFile();
 223             if (file != null) {
 224                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
 225                     // upload in progress - right now, files are not inserted in the local cache until the upload is successful
 226                     if (mStorageManager.getFileById(file.getParentId()) == null) {
 227                         file = null;    // not able to know the directory where the file is uploading
 228                     }
 229                 } else {
 230                     file = mStorageManager.getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
 231                 }
 232             }
 233             if (file == null) {
 234                 // fall back to root folder
 235                 file = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);  // never returns null
 236             }
 237             setFile(file);
 238             mDirectories.clear();
 239             OCFile fileIt = file;
 240             while(fileIt != null && fileIt.getFileName() != OCFile.PATH_SEPARATOR) {
 241                 if (fileIt.isDirectory()) {
 242                     mDirectories.add(fileIt.getFileName());
 243                 }
 244                 fileIt = mStorageManager.getFileById(fileIt.getParentId());
 245             }
 246             mDirectories.add(OCFile.PATH_SEPARATOR);
 247             if (!stateWasRecovered) {
 248                 Log_OC.e(TAG, "Initializing Fragments in onAccountChanged..");
 249                 initFragmentsWithFile();
 250
 251             } else {
 252                 updateFragmentsVisibility(!file.isDirectory());
 253                 updateNavigationElementsInActionBar(file.isDirectory() ? null : file);
 254             }
 255
 256
 257         } else {
 258             Log_OC.wtf(TAG, "onAccountChanged was called with NULL account associated!");
 259         }
 260     }
 261
 262
 263     private void createMinFragments() {
 264         OCFileListFragment listOfFiles = new OCFileListFragment();
 265         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 266         transaction.add(R.id.left_fragment_container, listOfFiles, TAG_LIST_OF_FILES);
 267         transaction.commit();
 268     }
 269
 270     private void initFragmentsWithFile() {
 271         if (getAccount() != null && getFile() != null) {
 272             /// First fragment
 273             OCFileListFragment listOfFiles = getListOfFilesFragment();
 274             if (listOfFiles != null) {
 275                 listOfFiles.listDirectory(getCurrentDir());
 276             } else {
 277                 Log.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
 278             }
 279
 280             /// Second fragment
 281             OCFile file = getFile();
 282             Fragment secondFragment = chooseInitialSecondFragment(file);
 283             if (secondFragment != null) {
 284                 setSecondFragment(secondFragment);
 285                 updateFragmentsVisibility(true);
 286                 updateNavigationElementsInActionBar(file);
 287
 288             } else {
 289                 cleanSecondFragment();
 290             }
 291
 292         } else {
 293             Log.wtf(TAG, "initFragments() called with invalid NULLs!");
 294             if (getAccount() == null) {
 295                 Log.wtf(TAG, "\t account is NULL");
 296             }
 297             if (getFile() == null) {
 298                 Log.wtf(TAG, "\t file is NULL");
 299             }
 300         }
 301     }
 302
 303     private Fragment chooseInitialSecondFragment(OCFile file) {
 304         Fragment secondFragment = null;
 305         if (file != null && !file.isDirectory()) {
 306             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file)
 307                     && file.getLastSyncDateForProperties() > 0  // temporal fix
 308                     ) {
 309                 int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
 310                 boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
 311                 secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
 312
 313             } else {
 314                 secondFragment = new FileDetailFragment(file, getAccount());
 315             }
 316         }
 317         return secondFragment;
 318     }
 319
 320
 321     /**
 322      * Replaces the second fragment managed by the activity with the received as
 323      * a parameter.
 324      *
 325      * Assumes never will be more than two fragments managed at the same time.
 326      *
 327      * @param fragment      New second Fragment to set.
 328      */
 329     private void setSecondFragment(Fragment fragment) {
 330         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
 331         transaction.replace(R.id.right_fragment_container, fragment, TAG_SECOND_FRAGMENT);
 332         transaction.commit();
 333     }
 334
 335
 336     private void updateFragmentsVisibility(boolean existsSecondFragment) {
 337         if (mDualPane) {
 338             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 339                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 340             }
 341             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 342                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 343             }
 344
 345         } else if (existsSecondFragment) {
 346             if (mLeftFragmentContainer.getVisibility() != View.GONE) {
 347                 mLeftFragmentContainer.setVisibility(View.GONE);
 348             }
 349             if (mRightFragmentContainer.getVisibility() != View.VISIBLE) {
 350                 mRightFragmentContainer.setVisibility(View.VISIBLE);
 351             }
 352
 353         } else {
 354             if (mLeftFragmentContainer.getVisibility() != View.VISIBLE) {
 355                 mLeftFragmentContainer.setVisibility(View.VISIBLE);
 356             }
 357             if (mRightFragmentContainer.getVisibility() != View.GONE) {
 358                 mRightFragmentContainer.setVisibility(View.GONE);
 359             }
 360         }
 361     }
 362
 363
 364     private OCFileListFragment getListOfFilesFragment() {
 365         Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
 366         if (listOfFiles != null) {
 367             return (OCFileListFragment)listOfFiles;
 368         }
 369         Log_OC.wtf(TAG, "Access to unexisting list of files fragment!!");
 370         return null;
 371     }
 372
 373     protected FileFragment getSecondFragment() {
 374         Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
 375         if (second != null) {
 376             return (FileFragment)second;
 377         }
 378         return null;
 379     }
 380
 381     public void cleanSecondFragment() {
 382         Fragment second = getSecondFragment();
 383         if (second != null) {
 384             FragmentTransaction tr = getSupportFragmentManager().beginTransaction();
 385             tr.remove(second);
 386             tr.commit();
 387         }
 388         updateFragmentsVisibility(false);
 389         updateNavigationElementsInActionBar(null);
 390     }
 391
 392     protected void refeshListOfFilesFragment() {
 393         OCFileListFragment fileListFragment = getListOfFilesFragment();
 394         if (fileListFragment != null) {
 395             fileListFragment.listDirectory();
 396         }
 397     }
 398
 399     protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
 400         FileFragment secondFragment = getSecondFragment();
 401         boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
 402         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
 403             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
 404             OCFile fileInFragment = detailsFragment.getFile();
 405             if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
 406                 // the user browsed to other file ; forget the automatic preview
 407                 mWaitingToPreview = null;
 408
 409             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_ADDED_MESSAGE)) {
 410                 // grant that the right panel updates the progress bar
 411                 detailsFragment.listenForTransferProgress();
 412                 detailsFragment.updateFileDetails(true, false);
 413
 414             } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_FINISH_MESSAGE)) {
 415                 //  update the right panel
 416                 boolean detailsFragmentChanged = false;
 417                 if (waitedPreview) {
 418                     if (success) {
 419                         mWaitingToPreview = mStorageManager.getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
 420                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
 421                             startMediaPreview(mWaitingToPreview, 0, true);
 422                             detailsFragmentChanged = true;
 423                         } else {
 424                             openFile(mWaitingToPreview);
 425                         }
 426                     }
 427                     mWaitingToPreview = null;
 428                 }
 429                 if (!detailsFragmentChanged) {
 430                     detailsFragment.updateFileDetails(false, (success));
 431                 }
 432             }
 433         }
 434     }
 435
 436
 437     @Override
 438     public boolean onCreateOptionsMenu(Menu menu) {
 439         MenuInflater inflater = getSherlock().getMenuInflater();
 440         inflater.inflate(R.menu.main_menu, menu);
 441         return true;
 442     }
 443
 444     @Override
 445     public boolean onOptionsItemSelected(MenuItem item) {
 446         boolean retval = true;
 447         switch (item.getItemId()) {
 448         case R.id.action_create_dir: {
 449             EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", -1, -1, this);
 450             dialog.show(getSupportFragmentManager(), "createdirdialog");
 451             break;
 452         }
 453         case R.id.action_sync_account: {
 454             startSynchronization();
 455             break;
 456         }
 457         case R.id.action_upload: {
 458             showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
 459             break;
 460         }
 461         case R.id.action_settings: {
 462             Intent settingsIntent = new Intent(this, Preferences.class);
 463             startActivity(settingsIntent);
 464             break;
 465         }
 466         case android.R.id.home: {
 467             FileFragment second = getSecondFragment();
 468             OCFile currentDir = getCurrentDir();
 469             if((currentDir != null && currentDir.getParentId() != 0) ||
 470                     (second != null && second.getFile() != null)) {
 471                 onBackPressed();
 472
 473             }
 474             break;
 475         }
 476         default:
 477             retval = super.onOptionsItemSelected(item);
 478         }
 479         return retval;
 480     }
 481
 482     private void startSynchronization() {
 483         ContentResolver.cancelSync(null, AccountAuthenticator.AUTHORITY);   // cancel the current synchronizations of any ownCloud account
 484         Bundle bundle = new Bundle();
 485         bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 486         ContentResolver.requestSync(
 487                 getAccount(),
 488                 AccountAuthenticator.AUTHORITY, bundle);
 489     }
 490
 491
 492     @Override
 493     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 494         int i = itemPosition;
 495         while (i-- != 0) {
 496             onBackPressed();
 497         }
 498         // the next operation triggers a new call to this method, but it's necessary to
 499         // ensure that the name exposed in the action bar is the current directory when the
 500         // user selected it in the navigation list
 501         if (itemPosition != 0)
 502             getSupportActionBar().setSelectedNavigationItem(0);
 503         return true;
 504     }
 505
 506     /**
 507      * Called, when the user selected something for uploading
 508      */
 509     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 510         super.onActivityResult(requestCode, resultCode, data);
 511
 512         if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 513             requestSimpleUpload(data, resultCode);
 514
 515         } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
 516             requestMultipleUpload(data, resultCode);
 517
 518         }
 519     }
 520
 521     private void requestMultipleUpload(Intent data, int resultCode) {
 522         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
 523         if (filePaths != null) {
 524             String[] remotePaths = new String[filePaths.length];
 525             String remotePathBase = "";
 526             for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 527                 remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 528             }
 529             if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
 530                 remotePathBase += OCFile.PATH_SEPARATOR;
 531             for (int j = 0; j< remotePaths.length; j++) {
 532                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
 533             }
 534
 535             Intent i = new Intent(this, FileUploader.class);
 536             i.putExtra(FileUploader.KEY_ACCOUNT, getAccount());
 537             i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
 538             i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
 539             i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
 540             if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 541                 i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 542             startService(i);
 543
 544         } else {
 545             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 546             Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
 547             t.show();
 548             return;
 549         }
 550     }
 551
 552
 553     private void requestSimpleUpload(Intent data, int resultCode) {
 554         String filepath = null;
 555         try {
 556             Uri selectedImageUri = data.getData();
 557
 558             String filemanagerstring = selectedImageUri.getPath();
 559             String selectedImagePath = getPath(selectedImageUri);
 560
 561             if (selectedImagePath != null)
 562                 filepath = selectedImagePath;
 563             else
 564                 filepath = filemanagerstring;
 565
 566         } catch (Exception e) {
 567             Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
 568             e.printStackTrace();
 569
 570         } finally {
 571             if (filepath == null) {
 572                 Log_OC.e(TAG, "Couldnt resolve path to file");
 573                 Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
 574                 t.show();
 575                 return;
 576             }
 577         }
 578
 579         Intent i = new Intent(this, FileUploader.class);
 580         i.putExtra(FileUploader.KEY_ACCOUNT,
 581                 getAccount());
 582         String remotepath = new String();
 583         for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 584             remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
 585         }
 586         if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
 587             remotepath += OCFile.PATH_SEPARATOR;
 588         remotepath += new File(filepath).getName();
 589
 590         i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 591         i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 592         i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 593         if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
 594             i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
 595         startService(i);
 596     }
 597
 598     @Override
 599     public void onBackPressed() {
 600         OCFileListFragment listOfFiles = getListOfFilesFragment();
 601         if (mDualPane || getSecondFragment() == null) {
 602             if (listOfFiles != null) {  // should never be null, indeed
 603                 if (mDirectories.getCount() <= 1) {
 604                     finish();
 605                     return;
 606                 }
 607                 popDirname();
 608                 listOfFiles.onBrowseUp();
 609             }
 610         }
 611         if (listOfFiles != null) {  // should never be null, indeed
 612             setFile(listOfFiles.getCurrentFile());
 613         }
 614         cleanSecondFragment();
 615     }
 616
 617     @Override
 618     protected void onSaveInstanceState(Bundle outState) {
 619         // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
 620         Log_OC.e(TAG, "onSaveInstanceState() start");
 621         super.onSaveInstanceState(outState);
 622         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
 623         Log_OC.d(TAG, "onSaveInstanceState() end");
 624     }
 625
 626
 627
 628     @Override
 629     protected void onResume() {
 630         super.onResume();
 631         Log_OC.e(TAG, "onResume() start");
 632
 633         // Listen for sync messages
 634         IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 635         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
 636         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
 637
 638         // Listen for upload messages
 639         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 640         mUploadFinishReceiver = new UploadFinishReceiver();
 641         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 642
 643         // Listen for download messages
 644         IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_ADDED_MESSAGE);
 645         downloadIntentFilter.addAction(FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 646         mDownloadFinishReceiver = new DownloadFinishReceiver();
 647         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
 648
 649         Log_OC.d(TAG, "onResume() end");
 650     }
 651
 652
 653     @Override
 654     protected void onPause() {
 655         super.onPause();
 656         Log_OC.e(TAG, "onPause() start");
 657         if (mSyncBroadcastReceiver != null) {
 658             unregisterReceiver(mSyncBroadcastReceiver);
 659             mSyncBroadcastReceiver = null;
 660         }
 661         if (mUploadFinishReceiver != null) {
 662             unregisterReceiver(mUploadFinishReceiver);
 663             mUploadFinishReceiver = null;
 664         }
 665         if (mDownloadFinishReceiver != null) {
 666             unregisterReceiver(mDownloadFinishReceiver);
 667             mDownloadFinishReceiver = null;
 668         }
 669
 670         Log_OC.d(TAG, "onPause() end");
 671     }
 672
 673
 674     @Override
 675     protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
 676         if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
 677             ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
 678         }
 679     }
 680
 681
 682     @Override
 683     protected Dialog onCreateDialog(int id) {
 684         Dialog dialog = null;
 685         AlertDialog.Builder builder;
 686         switch (id) {
 687         case DIALOG_SHORT_WAIT: {
 688             ProgressDialog working_dialog = new ProgressDialog(this);
 689             working_dialog.setMessage(getResources().getString(
 690                     R.string.wait_a_moment));
 691             working_dialog.setIndeterminate(true);
 692             working_dialog.setCancelable(false);
 693             dialog = working_dialog;
 694             break;
 695         }
 696         case DIALOG_CHOOSE_UPLOAD_SOURCE: {
 697
 698             String[] items = null;
 699
 700             String[] allTheItems = { getString(R.string.actionbar_upload_files),
 701                     getString(R.string.actionbar_upload_from_apps),
 702                     getString(R.string.actionbar_failed_instant_upload) };
 703
 704             String[] commonItems = { getString(R.string.actionbar_upload_files),
 705                     getString(R.string.actionbar_upload_from_apps) };
 706
 707             if (InstantUploadActivity.IS_ENABLED)
 708                 items = allTheItems;
 709             else
 710                 items = commonItems;
 711
 712             builder = new AlertDialog.Builder(this);
 713             builder.setTitle(R.string.actionbar_upload);
 714             builder.setItems(items, new DialogInterface.OnClickListener() {
 715                 public void onClick(DialogInterface dialog, int item) {
 716                     if (item == 0) {
 717                         // if (!mDualPane) {
 718                             Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
 719                             action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, FileDisplayActivity.this.getAccount());
 720                             startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
 721                             // } else {
 722                             // TODO create and handle new fragment
 723                             // LocalFileListFragment
 724                             // }
 725                     } else if (item == 1) {
 726                         Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 727                         action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 728                         startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 729                                 ACTION_SELECT_CONTENT_FROM_APPS);
 730                     } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
 731                         Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
 732                         action.putExtra(FileUploader.KEY_ACCOUNT, FileDisplayActivity.this.getAccount());
 733                         startActivity(action);
 734                     }
 735                 }
 736             });
 737             dialog = builder.create();
 738             break;
 739         }
 740         case DIALOG_SSL_VALIDATOR: {
 741             dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
 742             break;
 743         }
 744         case DIALOG_CERT_NOT_SAVED: {
 745             builder = new AlertDialog.Builder(this);
 746             builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
 747             builder.setCancelable(false);
 748             builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
 749                 @Override
 750                 public void onClick(DialogInterface dialog, int which) {
 751                     dialog.dismiss();
 752                 };
 753             });
 754             dialog = builder.create();
 755             break;
 756         }
 757         default:
 758             dialog = null;
 759         }
 760
 761         return dialog;
 762     }
 763
 764
 765     /**
 766      * Show loading dialog
 767      */
 768     public void showLoadingDialog() {
 769         // Construct dialog
 770         LoadingDialog loading = new LoadingDialog(getResources().getString(R.string.wait_a_moment));
 771         FragmentManager fm = getSupportFragmentManager();
 772         FragmentTransaction ft = fm.beginTransaction();
 773         loading.show(ft, DIALOG_WAIT_TAG);
 774
 775     }
 776
 777     /**
 778      * Dismiss loading dialog
 779      */
 780     public void dismissLoadingDialog(){
 781         Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG);
 782       if (frag != null) {
 783           LoadingDialog loading = (LoadingDialog) frag;
 784             loading.dismiss();
 785         }
 786     }
 787
 788
 789     /**
 790      * Translates a content URI of an image to a physical path
 791      * on the disk
 792      * @param uri The URI to resolve
 793      * @return The path to the image or null if it could not be found
 794      */
 795     public String getPath(Uri uri) {
 796         String[] projection = { MediaStore.Images.Media.DATA };
 797         Cursor cursor = managedQuery(uri, projection, null, null, null);
 798         if (cursor != null) {
 799             int column_index = cursor
 800                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 801             cursor.moveToFirst();
 802             return cursor.getString(column_index);
 803         }
 804         return null;
 805     }
 806
 807     /**
 808      * Pushes a directory to the drop down list
 809      * @param directory to push
 810      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 811      */
 812     public void pushDirname(OCFile directory) {
 813         if(!directory.isDirectory()){
 814             throw new IllegalArgumentException("Only directories may be pushed!");
 815         }
 816         mDirectories.insert(directory.getFileName(), 0);
 817         setFile(directory);
 818     }
 819
 820     /**
 821      * Pops a directory name from the drop down list
 822      * @return True, unless the stack is empty
 823      */
 824     public boolean popDirname() {
 825         mDirectories.remove(mDirectories.getItem(0));
 826         return !mDirectories.isEmpty();
 827     }
 828
 829     // Custom array adapter to override text colors
 830     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 831
 832         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 833             super(ctx, view);
 834         }
 835
 836         public View getView(int position, View convertView, ViewGroup parent) {
 837             View v = super.getView(position, convertView, parent);
 838
 839             ((TextView) v).setTextColor(getResources().getColorStateList(
 840                     android.R.color.white));
 841             return v;
 842         }
 843
 844         public View getDropDownView(int position, View convertView,
 845                 ViewGroup parent) {
 846             View v = super.getDropDownView(position, convertView, parent);
 847
 848             ((TextView) v).setTextColor(getResources().getColorStateList(
 849                     android.R.color.white));
 850
 851             return v;
 852         }
 853
 854     }
 855
 856     private class SyncBroadcastReceiver extends BroadcastReceiver {
 857
 858         /**
 859          * {@link BroadcastReceiver} to enable syncing feedback in UI
 860          */
 861         @Override
 862         public void onReceive(Context context, Intent intent) {
 863             boolean inProgress = intent.getBooleanExtra(FileSyncService.IN_PROGRESS, false);
 864             String accountName = intent.getStringExtra(FileSyncService.ACCOUNT_NAME);
 865
 866             Log_OC.d(TAG, "sync of account " + accountName + " is in_progress: " + inProgress);
 867
 868             if (getAccount() != null && accountName.equals(getAccount().name)) {
 869
 870                 String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH);
 871
 872                 boolean fillBlankRoot = false;
 873                 OCFile currentDir = getCurrentDir();
 874                 if (currentDir == null) {
 875                     currentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);
 876                     fillBlankRoot = (currentDir != null);
 877                 }
 878
 879                 if ((synchFolderRemotePath != null && currentDir != null && (currentDir.getRemotePath().equals(synchFolderRemotePath)))
 880                         || fillBlankRoot ) {
 881                     if (!fillBlankRoot)
 882                         currentDir = getStorageManager().getFileByPath(synchFolderRemotePath);
 883                     OCFileListFragment fileListFragment = getListOfFilesFragment();
 884                     if (fileListFragment != null) {
 885                         fileListFragment.listDirectory(currentDir);
 886                     }
 887                     if (getSecondFragment() == null)
 888                         setFile(currentDir);
 889                 }
 890
 891                 setSupportProgressBarIndeterminateVisibility(inProgress);
 892                 removeStickyBroadcast(intent);
 893
 894             }
 895
 896             RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncService.SYNC_RESULT);
 897             if (synchResult != null) {
 898                 if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
 899                     mLastSslUntrustedServerResult = synchResult;
 900                     showDialog(DIALOG_SSL_VALIDATOR);
 901                 }
 902             }
 903         }
 904     }
 905
 906
 907     private class UploadFinishReceiver extends BroadcastReceiver {
 908         /**
 909          * Once the file upload has finished -> update view
 910          *  @author David A. Velasco
 911          * {@link BroadcastReceiver} to enable upload feedback in UI
 912          */
 913         @Override
 914         public void onReceive(Context context, Intent intent) {
 915             String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 916             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 917             boolean sameAccount = getAccount() != null && accountName.equals(getAccount().name);
 918             OCFile currentDir = getCurrentDir();
 919             boolean isDescendant = (currentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(currentDir.getRemotePath()));
 920             if (sameAccount && isDescendant) {
 921                 refeshListOfFilesFragment();
 922             }
 923         }
 924
 925     }
 926
 927
 928     /**
 929      * Class waiting for broadcast events from the {@link FielDownloader} service.
 930      *
 931      * Updates the UI when a download is started or finished, provided that it is relevant for the
 932      * current folder.
 933      */
 934     private class DownloadFinishReceiver extends BroadcastReceiver {
 935         @Override
 936         public void onReceive(Context context, Intent intent) {
 937             boolean sameAccount = isSameAccount(context, intent);
 938             String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 939             boolean isDescendant = isDescendant(downloadedRemotePath);
 940
 941             if (sameAccount && isDescendant) {
 942                 refeshListOfFilesFragment();
 943                 refreshSecondFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
 944             }
 945
 946             removeStickyBroadcast(intent);
 947         }
 948
 949         private boolean isDescendant(String downloadedRemotePath) {
 950             OCFile currentDir = getCurrentDir();
 951             return (currentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(currentDir.getRemotePath()));
 952         }
 953
 954         private boolean isSameAccount(Context context, Intent intent) {
 955             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
 956             return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
 957         }
 958     }
 959
 960
 961     /**
 962      * {@inheritDoc}
 963      */
 964     @Override
 965     public DataStorageManager getStorageManager() {
 966         return mStorageManager;
 967     }
 968
 969
 970     /**
 971      * {@inheritDoc}
 972      *
 973      * Updates action bar and second fragment, if in dual pane mode.
 974      */
 975     @Override
 976     public void onBrowsedDownTo(OCFile directory) {
 977         pushDirname(directory);
 978         cleanSecondFragment();
 979
 980         // Sync Folder
 981         startSyncFolderOperation(directory.getRemotePath(), directory.getFileId());
 982 //        // Update folder size on DB
 983 //        getStorageManager().calculateFolderSize(directory.getParentId());
 984
 985     }
 986
 987     /**
 988      * Opens the image gallery showing the image {@link OCFile} received as parameter.
 989      *
 990      * @param file                      Image {@link OCFile} to show.
 991      */
 992     @Override
 993     public void startImagePreview(OCFile file) {
 994         Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
 995         showDetailsIntent.putExtra(EXTRA_FILE, file);
 996         showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
 997         startActivity(showDetailsIntent);
 998     }
 999
1000     /**
1001      * Stars the preview of an already down media {@link OCFile}.
1002      *
1003      * @param file                      Media {@link OCFile} to preview.
1004      * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
1005      * @param autoplay                  When 'true', the playback will start without user interactions.
1006      */
1007     @Override
1008     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
1009         Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
1010         setSecondFragment(mediaFragment);
1011         updateFragmentsVisibility(true);
1012         updateNavigationElementsInActionBar(file);
1013         setFile(file);
1014     }
1015
1016     /**
1017      * Requests the download of the received {@link OCFile} , updates the UI
1018      * to monitor the download progress and prepares the activity to preview
1019      * or open the file when the download finishes.
1020      *
1021      * @param file          {@link OCFile} to download and preview.
1022      */
1023     @Override
1024     public void startDownloadForPreview(OCFile file) {
1025         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1026         setSecondFragment(detailFragment);
1027         mWaitingToPreview = file;
1028         requestForDownload();
1029         updateFragmentsVisibility(true);
1030         updateNavigationElementsInActionBar(file);
1031         setFile(file);
1032     }
1033
1034
1035     /**
1036      * Shows the information of the {@link OCFile} received as a
1037      * parameter in the second fragment.
1038      *
1039      * @param file          {@link OCFile} whose details will be shown
1040      */
1041     @Override
1042     public void showDetails(OCFile file) {
1043         Fragment detailFragment = new FileDetailFragment(file, getAccount());
1044         setSecondFragment(detailFragment);
1045         updateFragmentsVisibility(true);
1046         updateNavigationElementsInActionBar(file);
1047         setFile(file);
1048     }
1049
1050
1051     /**
1052      * TODO
1053      */
1054     private void updateNavigationElementsInActionBar(OCFile chosenFile) {
1055         ActionBar actionBar = getSupportActionBar();
1056         if (chosenFile == null || mDualPane) {
1057             // only list of files - set for browsing through folders
1058             OCFile currentDir = getCurrentDir();
1059             actionBar.setDisplayHomeAsUpEnabled(currentDir != null && currentDir.getParentId() != 0);
1060             actionBar.setDisplayShowTitleEnabled(false);
1061             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
1062             actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
1063
1064         } else {
1065             actionBar.setDisplayHomeAsUpEnabled(true);
1066             actionBar.setDisplayShowTitleEnabled(true);
1067             actionBar.setTitle(chosenFile.getFileName());
1068             actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
1069         }
1070     }
1071
1072
1073     /**
1074      * {@inheritDoc}
1075      */
1076     @Override
1077     public void onFileStateChanged() {
1078         refeshListOfFilesFragment();
1079         updateNavigationElementsInActionBar(getSecondFragment().getFile());
1080     }
1081
1082
1083     /**
1084      * {@inheritDoc}
1085      */
1086     @Override
1087     public FileDownloaderBinder getFileDownloaderBinder() {
1088         return mDownloaderBinder;
1089     }
1090
1091
1092     /**
1093      * {@inheritDoc}
1094      */
1095     @Override
1096     public FileUploaderBinder getFileUploaderBinder() {
1097         return mUploaderBinder;
1098     }
1099
1100
1101     /** Defines callbacks for service binding, passed to bindService() */
1102     private class ListServiceConnection implements ServiceConnection {
1103
1104         @Override
1105         public void onServiceConnected(ComponentName component, IBinder service) {
1106             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1107                 Log_OC.d(TAG, "Download service connected");
1108                 mDownloaderBinder = (FileDownloaderBinder) service;
1109                 if (mWaitingToPreview != null) {
1110                     requestForDownload();
1111                 }
1112
1113             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1114                 Log_OC.d(TAG, "Upload service connected");
1115                 mUploaderBinder = (FileUploaderBinder) service;
1116             } else {
1117                 return;
1118             }
1119             // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
1120             OCFileListFragment listOfFiles = getListOfFilesFragment();
1121             if (listOfFiles != null) {
1122                 listOfFiles.listDirectory();
1123             }
1124             FileFragment secondFragment = getSecondFragment();
1125             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
1126                 FileDetailFragment detailFragment = (FileDetailFragment)secondFragment;
1127                 detailFragment.listenForTransferProgress();
1128                 detailFragment.updateFileDetails(false, false);
1129             }
1130         }
1131
1132         @Override
1133         public void onServiceDisconnected(ComponentName component) {
1134             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
1135                 Log_OC.d(TAG, "Download service disconnected");
1136                 mDownloaderBinder = null;
1137             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
1138                 Log_OC.d(TAG, "Upload service disconnected");
1139                 mUploaderBinder = null;
1140             }
1141         }
1142     };
1143
1144
1145
1146     /**
1147      * Launch an intent to request the PIN code to the user before letting him use the app
1148      */
1149     private void requestPinCode() {
1150         boolean pinStart = false;
1151         SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
1152         pinStart = appPrefs.getBoolean("set_pincode", false);
1153         if (pinStart) {
1154             Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
1155             i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
1156             startActivity(i);
1157         }
1158     }
1159
1160
1161     @Override
1162     public void onSavedCertificate() {
1163         startSynchronization();
1164     }
1165
1166
1167     @Override
1168     public void onFailedSavingCertificate() {
1169         showDialog(DIALOG_CERT_NOT_SAVED);
1170     }
1171
1172
1173     /**
1174      * Updates the view associated to the activity after the finish of some operation over files
1175      * in the current account.
1176      *
1177      * @param operation     Removal operation performed.
1178      * @param result        Result of the removal.
1179      */
1180     @Override
1181     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
1182         if (operation instanceof RemoveFileOperation) {
1183             onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
1184
1185         } else if (operation instanceof RenameFileOperation) {
1186             onRenameFileOperationFinish((RenameFileOperation)operation, result);
1187
1188         } else if (operation instanceof SynchronizeFileOperation) {
1189             onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
1190
1191         } else if (operation instanceof CreateFolderOperation) {
1192             onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
1193
1194         } else if (operation instanceof SynchronizeFolderOperation) {
1195             onSynchronizeFolderOperationFinish((SynchronizeFolderOperation)operation, result);
1196         }
1197     }
1198
1199
1200     /**
1201      * Updates the view associated to the activity after the finish of an operation trying to synchronize a folder.
1202      *
1203      * @param operation     Synchronize operation performed.
1204      * @param result        Result of the synchronization.
1205      */
1206     private void onSynchronizeFolderOperationFinish(SynchronizeFolderOperation operation, RemoteOperationResult result) {
1207
1208         OCFileListFragment list = getListOfFilesFragment();
1209         enableDisableViewGroup(list.getListView(), true);
1210
1211         setSupportProgressBarIndeterminateVisibility(false);
1212         if (result.isSuccess()) {
1213             if (result.getCode() != ResultCode.OK_NO_CHANGES_ON_DIR) {
1214                 DataStorageManager storageManager = getStorageManager();
1215                 OCFile parentDir = storageManager.getFileByPath(operation.getRemotePath());
1216
1217                 // Update folder size on DB
1218                 getStorageManager().calculateFolderSize(parentDir.getFileId());
1219
1220                 // Refrest List
1221                 refreshListOfFilesFragment(parentDir);
1222             }
1223         } else {
1224             try {
1225                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
1226                 msg.show();
1227
1228             } catch (NotFoundException e) {
1229                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1230             }
1231         }
1232     }
1233
1234
1235     private void refreshListOfFilesFragment(OCFile parentDir) {
1236         OCFileListFragment fileListFragment = getListOfFilesFragment();
1237         if (fileListFragment != null) {
1238             fileListFragment.listDirectory(parentDir);
1239         }
1240     }
1241
1242
1243     /**
1244      * Updates the view associated to the activity after the finish of an operation trying to remove a
1245      * file.
1246      *
1247      * @param operation     Removal operation performed.
1248      * @param result        Result of the removal.
1249      */
1250     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
1251         dismissLoadingDialog();
1252         if (result.isSuccess()) {
1253             Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
1254             msg.show();
1255             OCFile removedFile = operation.getFile();
1256             getSecondFragment();
1257             FileFragment second = getSecondFragment();
1258             if (second != null && removedFile.equals(second.getFile())) {
1259                 cleanSecondFragment();
1260             }
1261             if (mStorageManager.getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
1262                 refeshListOfFilesFragment();
1263             }
1264
1265         } else {
1266             Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG);
1267             msg.show();
1268             if (result.isSslRecoverableException()) {
1269                 mLastSslUntrustedServerResult = result;
1270                 showDialog(DIALOG_SSL_VALIDATOR);
1271             }
1272         }
1273     }
1274
1275     /**
1276      * Updates the view associated to the activity after the finish of an operation trying create a new folder
1277      *
1278      * @param operation     Creation operation performed.
1279      * @param result        Result of the creation.
1280      */
1281     private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
1282         if (result.isSuccess()) {
1283             dismissLoadingDialog();
1284             refeshListOfFilesFragment();
1285
1286         } else {
1287             //dismissDialog(DIALOG_SHORT_WAIT);
1288             dismissLoadingDialog();
1289             try {
1290                 Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG);
1291                 msg.show();
1292
1293             } catch (NotFoundException e) {
1294                 Log_OC.e(TAG, "Error while trying to show fail message " , e);
1295             }
1296         }
1297     }
1298
1299
1300     /**
1301      * Updates the view associated to the activity after the finish of an operation trying to rename a
1302      * file.
1303      *
1304      * @param operation     Renaming operation performed.
1305      * @param result        Result of the renaming.
1306      */
1307     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1308         dismissLoadingDialog();
1309         OCFile renamedFile = operation.getFile();
1310         if (result.isSuccess()) {
1311             if (mDualPane) {
1312                 FileFragment details = getSecondFragment();
1313                 if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
1314                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
1315                 }
1316             }
1317             if (mStorageManager.getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
1318                 refeshListOfFilesFragment();
1319             }
1320
1321         } else {
1322             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1323                 Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1324                 msg.show();
1325                 // TODO throw again the new rename dialog
1326             } else {
1327                 Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1328                 msg.show();
1329                 if (result.isSslRecoverableException()) {
1330                     mLastSslUntrustedServerResult = result;
1331                     showDialog(DIALOG_SSL_VALIDATOR);
1332                 }
1333             }
1334         }
1335     }
1336
1337
1338     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1339         dismissLoadingDialog();
1340         OCFile syncedFile = operation.getLocalFile();
1341         if (!result.isSuccess()) {
1342             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1343                 Intent i = new Intent(this, ConflictsResolveActivity.class);
1344                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
1345                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
1346                 startActivity(i);
1347
1348             } else {
1349                 Toast msg = Toast.makeText(this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
1350                 msg.show();
1351             }
1352
1353         } else {
1354             if (operation.transferWasRequested()) {
1355                 refeshListOfFilesFragment();
1356                 onTransferStateChanged(syncedFile, true, true);
1357
1358             } else {
1359                 Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1360                 msg.show();
1361             }
1362         }
1363     }
1364
1365
1366     /**
1367      * {@inheritDoc}
1368      */
1369     @Override
1370     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
1371         if (mDualPane) {
1372             FileFragment details = getSecondFragment();
1373             if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
1374                 if (downloading || uploading) {
1375                     ((FileDetailFragment)details).updateFileDetails(file, getAccount());
1376                 } else {
1377                     ((FileDetailFragment)details).updateFileDetails(false, true);
1378                 }
1379             }
1380         }
1381     }
1382
1383
1384     public void onDismiss(EditNameDialog dialog) {
1385         if (dialog.getResult()) {
1386             String newDirectoryName = dialog.getNewFilename().trim();
1387             Log_OC.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
1388             if (newDirectoryName.length() > 0) {
1389                 String path = getCurrentDir().getRemotePath();
1390
1391                 // Create directory
1392                 path += newDirectoryName + OCFile.PATH_SEPARATOR;
1393                 RemoteOperation operation = new CreateFolderOperation(path, getCurrentDir().getFileId(), mStorageManager);
1394                 operation.execute(  getAccount(),
1395                         FileDisplayActivity.this,
1396                         FileDisplayActivity.this,
1397                         mHandler,
1398                         FileDisplayActivity.this);
1399
1400                 showLoadingDialog();
1401             }
1402         }
1403     }
1404
1405
1406     private void requestForDownload() {
1407         Account account = getAccount();
1408         if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
1409             Intent i = new Intent(this, FileDownloader.class);
1410             i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
1411             i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
1412             startService(i);
1413         }
1414     }
1415
1416
1417     private OCFile getCurrentDir() {
1418         OCFile file = getFile();
1419         if (file != null) {
1420             if (file.isDirectory()) {
1421                 return file;
1422             } else if (mStorageManager != null) {
1423                 return mStorageManager.getFileById(file.getParentId());
1424             }
1425         }
1426         return null;
1427     }
1428
1429     public void startSyncFolderOperation(String remotePath, long parentId) {
1430         long currentSyncTime = System.currentTimeMillis();
1431
1432         OCFileListFragment list = getListOfFilesFragment();
1433         enableDisableViewGroup(list.getListView(), false);
1434
1435        // perform folder synchronization
1436         RemoteOperation synchFolderOp = new SynchronizeFolderOperation(  remotePath,
1437                                                                                     currentSyncTime,
1438                                                                                     parentId,
1439                                                                                     getStorageManager(),
1440                                                                                     getAccount(),
1441                                                                                     getApplicationContext()
1442                                                                                   );
1443         synchFolderOp.execute(getAccount(), this, this, mHandler, this);
1444
1445         setSupportProgressBarIndeterminateVisibility(true);
1446     }
1447
1448
1449     public void enableDisableViewGroup(ViewGroup viewGroup, boolean enabled) {
1450         int childCount = viewGroup.getChildCount();
1451         for (int i = 0; i < childCount; i++) {
1452           View view = viewGroup.getChildAt(i);
1453           view.setEnabled(enabled);
1454           view.setClickable(!enabled);
1455           if (view instanceof ViewGroup) {
1456             enableDisableViewGroup((ViewGroup) view, enabled);
1457           }
1458         }
1459       }
1460 }