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