src/com/owncloud/android/ui/fragment/FileDetailFragment.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   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 package com.owncloud.android.ui.fragment;
  19
  20 import java.io.File;
  21 import java.lang.ref.WeakReference;
  22 import java.util.ArrayList;
  23 import java.util.List;
  24
  25 import org.apache.commons.httpclient.methods.GetMethod;
  26 import org.apache.commons.httpclient.methods.PostMethod;
  27 import org.apache.commons.httpclient.methods.StringRequestEntity;
  28 import org.apache.commons.httpclient.params.HttpConnectionManagerParams;
  29 import org.apache.http.HttpStatus;
  30 import org.apache.http.NameValuePair;
  31 import org.apache.http.client.utils.URLEncodedUtils;
  32 import org.apache.http.message.BasicNameValuePair;
  33 import org.apache.http.protocol.HTTP;
  34 import org.apache.jackrabbit.webdav.client.methods.PropFindMethod;
  35 import org.json.JSONObject;
  36
  37 import android.accounts.Account;
  38 import android.accounts.AccountManager;
  39 import android.app.Activity;
  40 import android.content.ActivityNotFoundException;
  41 import android.content.BroadcastReceiver;
  42 import android.content.ComponentName;
  43 import android.content.Context;
  44 import android.content.Intent;
  45 import android.content.IntentFilter;
  46 import android.content.ServiceConnection;
  47 import android.net.Uri;
  48 import android.os.Bundle;
  49 import android.os.Handler;
  50 import android.os.IBinder;
  51 import android.support.v4.app.FragmentTransaction;
  52 import android.util.Log;
  53 import android.view.LayoutInflater;
  54 import android.view.View;
  55 import android.view.View.OnClickListener;
  56 import android.view.ViewGroup;
  57 import android.webkit.MimeTypeMap;
  58 import android.widget.Button;
  59 import android.widget.CheckBox;
  60 import android.widget.ImageView;
  61 import android.widget.MediaController;
  62 import android.widget.ProgressBar;
  63 import android.widget.TextView;
  64 import android.widget.Toast;
  65
  66 import com.actionbarsherlock.app.SherlockFragment;
  67 import com.owncloud.android.AccountUtils;
  68 import com.owncloud.android.DisplayUtils;
  69 import com.owncloud.android.authenticator.AccountAuthenticator;
  70 import com.owncloud.android.datamodel.FileDataStorageManager;
  71 import com.owncloud.android.datamodel.OCFile;
  72 import com.owncloud.android.files.services.FileObserverService;
  73 import com.owncloud.android.files.services.FileUploader;
  74 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  75 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  76 import com.owncloud.android.media.MediaService;
  77 import com.owncloud.android.media.MediaServiceBinder;
  78 import com.owncloud.android.network.OwnCloudClientUtils;
  79 import com.owncloud.android.operations.OnRemoteOperationListener;
  80 import com.owncloud.android.operations.RemoteOperation;
  81 import com.owncloud.android.operations.RemoteOperationResult;
  82 import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
  83 import com.owncloud.android.operations.RemoveFileOperation;
  84 import com.owncloud.android.operations.RenameFileOperation;
  85 import com.owncloud.android.operations.SynchronizeFileOperation;
  86 import com.owncloud.android.ui.activity.ConflictsResolveActivity;
  87 import com.owncloud.android.ui.activity.FileDetailActivity;
  88 import com.owncloud.android.ui.activity.FileDisplayActivity;
  89 import com.owncloud.android.ui.activity.PreviewVideoActivity;
  90 import com.owncloud.android.ui.dialog.EditNameDialog;
  91 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  92 import com.owncloud.android.utils.OwnCloudVersion;
  93
  94 import com.owncloud.android.R;
  95
  96 import eu.alefzero.webdav.OnDatatransferProgressListener;
  97 import eu.alefzero.webdav.WebdavClient;
  98 import eu.alefzero.webdav.WebdavUtils;
  99
 100 /**
 101  * This Fragment is used to display the details about a file.
 102  *
 103  * @author Bartek Przybylski
 104  * @author David A. Velasco
 105  */
 106 public class FileDetailFragment extends SherlockFragment implements
 107         OnClickListener,
 108         ConfirmationDialogFragment.ConfirmationDialogFragmentListener, OnRemoteOperationListener, EditNameDialogListener,
 109         FileFragment {
 110
 111     public static final String EXTRA_FILE = "FILE";
 112     public static final String EXTRA_ACCOUNT = "ACCOUNT";
 113
 114     private FileFragment.ContainerActivity mContainerActivity;
 115
 116     private int mLayout;
 117     private View mView;
 118     private OCFile mFile;
 119     private Account mAccount;
 120     private FileDataStorageManager mStorageManager;
 121
 122     //private DownloadFinishReceiver mDownloadFinishReceiver;
 123     private UploadFinishReceiver mUploadFinishReceiver;
 124     public ProgressListener mProgressListener;
 125
 126     private Handler mHandler;
 127     private RemoteOperation mLastRemoteOperation;
 128
 129     private MediaServiceBinder mMediaServiceBinder = null;
 130     private MediaController mMediaController = null;
 131     private MediaServiceConnection mMediaServiceConnection = null;
 132
 133     private static final String TAG = FileDetailFragment.class.getSimpleName();
 134     public static final String FTAG = "FileDetails";
 135     public static final String FTAG_CONFIRMATION = "REMOVE_CONFIRMATION_FRAGMENT";
 136
 137
 138     /**
 139      * Creates an empty details fragment.
 140      *
 141      * It's necessary to keep a public constructor without parameters; the system uses it when tries to reinstantiate a fragment automatically.
 142      */
 143     public FileDetailFragment() {
 144         mFile = null;
 145         mAccount = null;
 146         mStorageManager = null;
 147         mLayout = R.layout.file_details_empty;
 148         mProgressListener = null;
 149     }
 150
 151
 152     /**
 153      * Creates a details fragment.
 154      *
 155      * When 'fileToDetail' or 'ocAccount' are null, creates a dummy layout (to use when a file wasn't tapped before).
 156      *
 157      * @param fileToDetail      An {@link OCFile} to show in the fragment
 158      * @param ocAccount         An ownCloud account; needed to start downloads
 159      */
 160     public FileDetailFragment(OCFile fileToDetail, Account ocAccount) {
 161         mFile = fileToDetail;
 162         mAccount = ocAccount;
 163         mStorageManager = null; // we need a context to init this; the container activity is not available yet at this moment
 164         mLayout = R.layout.file_details_empty;
 165         mProgressListener = null;
 166     }
 167
 168
 169     @Override
 170     public void onCreate(Bundle savedInstanceState) {
 171         super.onCreate(savedInstanceState);
 172         mHandler = new Handler();
 173     }
 174
 175
 176     @Override
 177     public View onCreateView(LayoutInflater inflater, ViewGroup container,
 178             Bundle savedInstanceState) {
 179         super.onCreateView(inflater, container, savedInstanceState);
 180
 181         if (savedInstanceState != null) {
 182             mFile = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 183             mAccount = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_ACCOUNT);
 184         }
 185
 186         if(mFile != null && mAccount != null) {
 187             mLayout = R.layout.file_details_fragment;
 188         }
 189
 190         View view = null;
 191         view = inflater.inflate(mLayout, container, false);
 192         mView = view;
 193
 194         if (mLayout == R.layout.file_details_fragment) {
 195             mView.findViewById(R.id.fdKeepInSync).setOnClickListener(this);
 196             mView.findViewById(R.id.fdRenameBtn).setOnClickListener(this);
 197             mView.findViewById(R.id.fdDownloadBtn).setOnClickListener(this);
 198             mView.findViewById(R.id.fdOpenBtn).setOnClickListener(this);
 199             mView.findViewById(R.id.fdRemoveBtn).setOnClickListener(this);
 200             //mView.findViewById(R.id.fdShareBtn).setOnClickListener(this);
 201             ProgressBar progressBar = (ProgressBar)mView.findViewById(R.id.fdProgressBar);
 202             mProgressListener = new ProgressListener(progressBar);
 203         }
 204
 205         updateFileDetails(false, false);
 206         return view;
 207     }
 208
 209
 210     /**
 211      * {@inheritDoc}
 212      */
 213     @Override
 214     public void onAttach(Activity activity) {
 215         super.onAttach(activity);
 216         try {
 217             mContainerActivity = (ContainerActivity) activity;
 218
 219         } catch (ClassCastException e) {
 220             throw new ClassCastException(activity.toString() + " must implement " + FileDetailFragment.ContainerActivity.class.getSimpleName());
 221         }
 222     }
 223
 224
 225     /**
 226      * {@inheritDoc}
 227      */
 228     @Override
 229     public void onActivityCreated(Bundle savedInstanceState) {
 230         super.onActivityCreated(savedInstanceState);
 231         if (mAccount != null) {
 232             mStorageManager = new FileDataStorageManager(mAccount, getActivity().getApplicationContext().getContentResolver());
 233         }
 234     }
 235
 236
 237     @Override
 238     public void onSaveInstanceState(Bundle outState) {
 239         super.onSaveInstanceState(outState);
 240         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mFile);
 241         outState.putParcelable(FileDetailFragment.EXTRA_ACCOUNT, mAccount);
 242     }
 243
 244     @Override
 245     public void onStart() {
 246         super.onStart();
 247         if (mFile != null && mFile.isAudio()) {
 248             bindMediaService();
 249         }
 250         listenForTransferProgress();
 251     }
 252
 253     @Override
 254     public void onResume() {
 255         super.onResume();
 256
 257         /*
 258         mDownloadFinishReceiver = new DownloadFinishReceiver();
 259         IntentFilter filter = new IntentFilter(
 260                 FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 261         getActivity().registerReceiver(mDownloadFinishReceiver, filter);
 262         */
 263
 264         mUploadFinishReceiver = new UploadFinishReceiver();
 265         IntentFilter filter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 266         getActivity().registerReceiver(mUploadFinishReceiver, filter);
 267
 268     }
 269
 270
 271     @Override
 272     public void onPause() {
 273         super.onPause();
 274
 275         /*
 276         if (mDownloadFinishReceiver != null) {
 277             getActivity().unregisterReceiver(mDownloadFinishReceiver);
 278             mDownloadFinishReceiver = null;
 279         }
 280         */
 281
 282         if (mUploadFinishReceiver != null) {
 283             getActivity().unregisterReceiver(mUploadFinishReceiver);
 284             mUploadFinishReceiver = null;
 285         }
 286     }
 287
 288
 289     @Override
 290     public void onStop() {
 291         super.onStop();
 292         if (mMediaServiceConnection != null) {
 293             Log.d(TAG, "Unbinding from MediaService ...");
 294             if (mMediaServiceBinder != null && mMediaController != null) {
 295                 mMediaServiceBinder.unregisterMediaController(mMediaController);
 296             }
 297             getActivity().unbindService(mMediaServiceConnection);
 298             mMediaServiceBinder = null;
 299             if (mMediaController != null) {
 300                 mMediaController.hide();
 301                 mMediaController = null;
 302             }
 303         }
 304         leaveTransferProgress();
 305     }
 306
 307
 308     @Override
 309     public View getView() {
 310         return super.getView() == null ? mView : super.getView();
 311     }
 312
 313
 314     @Override
 315     public void onClick(View v) {
 316         switch (v.getId()) {
 317             case R.id.fdDownloadBtn: {
 318                 FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 319                 FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 320                 if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) {
 321                     downloaderBinder.cancel(mAccount, mFile);
 322                     if (mFile.isDown()) {
 323                         setButtonsForDown();
 324                     } else {
 325                         setButtonsForRemote();
 326                     }
 327
 328                 } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile)) {
 329                     uploaderBinder.cancel(mAccount, mFile);
 330                     if (!mFile.fileExists()) {
 331                         // TODO make something better
 332                         if (getActivity() instanceof FileDisplayActivity) {
 333                             // double pane
 334                             FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
 335                             transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FTAG); // empty FileDetailFragment
 336                             transaction.commit();
 337                             mContainerActivity.onFileStateChanged();
 338                         } else {
 339                             getActivity().finish();
 340                         }
 341
 342                     } else if (mFile.isDown()) {
 343                         setButtonsForDown();
 344                     } else {
 345                         setButtonsForRemote();
 346                     }
 347
 348                 } else {
 349                     mLastRemoteOperation = new SynchronizeFileOperation(mFile, null, mStorageManager, mAccount, true, false, getActivity());
 350                     WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 351                     mLastRemoteOperation.execute(wc, this, mHandler);
 352
 353                     // update ui
 354                     boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 355                     getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 356
 357                 }
 358                 break;
 359             }
 360             case R.id.fdKeepInSync: {
 361                 CheckBox cb = (CheckBox) getView().findViewById(R.id.fdKeepInSync);
 362                 mFile.setKeepInSync(cb.isChecked());
 363                 mStorageManager.saveFile(mFile);
 364
 365                 /// register the OCFile instance in the observer service to monitor local updates;
 366                 /// if necessary, the file is download
 367                 Intent intent = new Intent(getActivity().getApplicationContext(),
 368                                            FileObserverService.class);
 369                 intent.putExtra(FileObserverService.KEY_FILE_CMD,
 370                            (cb.isChecked()?
 371                                    FileObserverService.CMD_ADD_OBSERVED_FILE:
 372                                    FileObserverService.CMD_DEL_OBSERVED_FILE));
 373                 intent.putExtra(FileObserverService.KEY_CMD_ARG_FILE, mFile);
 374                 intent.putExtra(FileObserverService.KEY_CMD_ARG_ACCOUNT, mAccount);
 375                 getActivity().startService(intent);
 376
 377                 if (mFile.keepInSync()) {
 378                     onClick(getView().findViewById(R.id.fdDownloadBtn));    // force an immediate synchronization
 379                 }
 380                 break;
 381             }
 382             case R.id.fdRenameBtn: {
 383                 EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.rename_dialog_title), mFile.getFileName(), this);
 384                 dialog.show(getFragmentManager(), "nameeditdialog");
 385                 break;
 386             }
 387             case R.id.fdRemoveBtn: {
 388                 ConfirmationDialogFragment confDialog = ConfirmationDialogFragment.newInstance(
 389                         R.string.confirmation_remove_alert,
 390                         new String[]{mFile.getFileName()},
 391                         mFile.isDown() ? R.string.confirmation_remove_remote_and_local : R.string.confirmation_remove_remote,
 392                         mFile.isDown() ? R.string.confirmation_remove_local : -1,
 393                         R.string.common_cancel);
 394                 confDialog.setOnConfirmationListener(this);
 395                 confDialog.show(getFragmentManager(), FTAG_CONFIRMATION);
 396                 break;
 397             }
 398             case R.id.fdOpenBtn: {
 399                 openFile();
 400                 break;
 401             }
 402             default:
 403                 Log.e(TAG, "Incorrect view clicked!");
 404         }
 405
 406         /* else if (v.getId() == R.id.fdShareBtn) {
 407             Thread t = new Thread(new ShareRunnable(mFile.getRemotePath()));
 408             t.start();
 409         }*/
 410     }
 411
 412
 413     private void startVideoActivity() {
 414         Intent i = new Intent(getActivity(), PreviewVideoActivity.class);
 415         i.putExtra(PreviewVideoActivity.EXTRA_FILE, mFile);
 416         i.putExtra(PreviewVideoActivity.EXTRA_ACCOUNT, mAccount);
 417         startActivity(i);
 418     }
 419
 420
 421     private void bindMediaService() {
 422         Log.d(TAG, "Binding to MediaService...");
 423         if (mMediaServiceConnection == null) {
 424             mMediaServiceConnection = new MediaServiceConnection();
 425         }
 426         getActivity().bindService(  new Intent(getActivity(),
 427                                     MediaService.class),
 428                                     mMediaServiceConnection,
 429                                     Context.BIND_AUTO_CREATE);
 430             // follow the flow in MediaServiceConnection#onServiceConnected(...)
 431     }
 432
 433     /** Defines callbacks for service binding, passed to bindService() */
 434     private class MediaServiceConnection implements ServiceConnection {
 435
 436         @Override
 437         public void onServiceConnected(ComponentName component, IBinder service) {
 438             if (component.equals(new ComponentName(getActivity(), MediaService.class))) {
 439                 Log.d(TAG, "Media service connected");
 440                 mMediaServiceBinder = (MediaServiceBinder) service;
 441                 if (mMediaServiceBinder != null) {
 442                     if (mMediaController == null) {
 443                         mMediaController = new MediaController(getSherlockActivity());
 444                     }
 445                     prepareMediaController();
 446
 447                     Log.d(TAG, "Successfully bound to MediaService, MediaController ready");
 448
 449                 } else {
 450                     Log.e(TAG, "Unexpected response from MediaService while binding");
 451                 }
 452             }
 453         }
 454
 455         private void prepareMediaController() {
 456             mMediaServiceBinder.registerMediaController(mMediaController);
 457             mMediaController.setMediaPlayer(mMediaServiceBinder);
 458             mMediaController.setAnchorView(getView());
 459             mMediaController.setEnabled(mMediaServiceBinder.isInPlaybackState());
 460         }
 461
 462         @Override
 463         public void onServiceDisconnected(ComponentName component) {
 464             if (component.equals(new ComponentName(getActivity(), MediaService.class))) {
 465                 Log.e(TAG, "Media service suddenly disconnected");
 466                 if (mMediaController != null) {
 467                     mMediaController.hide();
 468                     mMediaController.setMediaPlayer(null);
 469                     mMediaController = null;
 470                 }
 471                 mMediaServiceBinder = null;
 472                 mMediaServiceConnection = null;
 473             }
 474         }
 475     }
 476
 477
 478     /**
 479      * Opens mFile.
 480      */
 481     private void openFile() {
 482
 483         String storagePath = mFile.getStoragePath();
 484         String encodedStoragePath = WebdavUtils.encodePath(storagePath);
 485         try {
 486             Intent i = new Intent(Intent.ACTION_VIEW);
 487             i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mFile.getMimetype());
 488             i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 489             startActivity(i);
 490
 491         } catch (Throwable t) {
 492             Log.e(TAG, "Fail when trying to open with the mimeType provided from the ownCloud server: " + mFile.getMimetype());
 493             boolean toastIt = true;
 494             String mimeType = "";
 495             try {
 496                 Intent i = new Intent(Intent.ACTION_VIEW);
 497                 mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
 498                 if (mimeType == null || !mimeType.equals(mFile.getMimetype())) {
 499                     if (mimeType != null) {
 500                         i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mimeType);
 501                     } else {
 502                         // desperate try
 503                         i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), "*/*");
 504                     }
 505                     i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 506                     startActivity(i);
 507                     toastIt = false;
 508                 }
 509
 510             } catch (IndexOutOfBoundsException e) {
 511                 Log.e(TAG, "Trying to find out MIME type of a file without extension: " + storagePath);
 512
 513             } catch (ActivityNotFoundException e) {
 514                 Log.e(TAG, "No activity found to handle: " + storagePath + " with MIME type " + mimeType + " obtained from extension");
 515
 516             } catch (Throwable th) {
 517                 Log.e(TAG, "Unexpected problem when opening: " + storagePath, th);
 518
 519             } finally {
 520                 if (toastIt) {
 521                     Toast.makeText(getActivity(), "There is no application to handle file " + mFile.getFileName(), Toast.LENGTH_SHORT).show();
 522                 }
 523             }
 524
 525         }
 526     }
 527
 528
 529     @Override
 530     public void onConfirmation(String callerTag) {
 531         if (callerTag.equals(FTAG_CONFIRMATION)) {
 532             if (mStorageManager.getFileById(mFile.getFileId()) != null) {
 533                 mLastRemoteOperation = new RemoveFileOperation( mFile,
 534                                                                 true,
 535                                                                 mStorageManager);
 536                 WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 537                 mLastRemoteOperation.execute(wc, this, mHandler);
 538
 539                 boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 540                 getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 541             }
 542         }
 543     }
 544
 545     @Override
 546     public void onNeutral(String callerTag) {
 547         File f = null;
 548         if (mFile.isDown() && (f = new File(mFile.getStoragePath())).exists()) {
 549             f.delete();
 550             mFile.setStoragePath(null);
 551             mStorageManager.saveFile(mFile);
 552             updateFileDetails(mFile, mAccount);
 553         }
 554     }
 555
 556     @Override
 557     public void onCancel(String callerTag) {
 558         Log.d(TAG, "REMOVAL CANCELED");
 559     }
 560
 561
 562     /**
 563      * Check if the fragment was created with an empty layout. An empty fragment can't show file details, must be replaced.
 564      *
 565      * @return  True when the fragment was created with the empty layout.
 566      */
 567     public boolean isEmpty() {
 568         return (mLayout == R.layout.file_details_empty || mFile == null || mAccount == null);
 569     }
 570
 571
 572     /**
 573      * {@inheritDoc}
 574      */
 575     public OCFile getFile(){
 576         return mFile;
 577     }
 578
 579     /**
 580      * Use this method to signal this Activity that it shall update its view.
 581      *
 582      * @param file : An {@link OCFile}
 583      */
 584     public void updateFileDetails(OCFile file, Account ocAccount) {
 585         mFile = file;
 586         if (ocAccount != null && (
 587                 mStorageManager == null ||
 588                 (mAccount != null && !mAccount.equals(ocAccount))
 589            )) {
 590             mStorageManager = new FileDataStorageManager(ocAccount, getActivity().getApplicationContext().getContentResolver());
 591         }
 592         mAccount = ocAccount;
 593         updateFileDetails(false, false);
 594     }
 595
 596
 597     /**
 598      * Updates the view with all relevant details about that file.
 599      *
 600      * TODO Remove parameter when the transferring state of files is kept in database.
 601      *
 602      * TODO REFACTORING! this method called 5 times before every time the fragment is shown!
 603      *
 604      * @param transferring      Flag signaling if the file should be considered as downloading or uploading,
 605      *                          although {@link FileDownloaderBinder#isDownloading(Account, OCFile)}  and
 606      *                          {@link FileUploaderBinder#isUploading(Account, OCFile)} return false.
 607      *
 608      * @param refresh           If 'true', try to refresh the hold file from the database
 609      */
 610     public void updateFileDetails(boolean transferring, boolean refresh) {
 611
 612         if (readyToShow()) {
 613
 614             if (refresh && mStorageManager != null) {
 615                 mFile = mStorageManager.getFileByPath(mFile.getRemotePath());
 616             }
 617
 618             // set file details
 619             setFilename(mFile.getFileName());
 620             setFiletype(mFile.getMimetype());
 621             setFilesize(mFile.getFileLength());
 622             if(ocVersionSupportsTimeCreated()){
 623                 setTimeCreated(mFile.getCreationTimestamp());
 624             }
 625
 626             setTimeModified(mFile.getModificationTimestamp());
 627
 628             CheckBox cb = (CheckBox)getView().findViewById(R.id.fdKeepInSync);
 629             cb.setChecked(mFile.keepInSync());
 630
 631             // configure UI for depending upon local state of the file
 632             //if (FileDownloader.isDownloading(mAccount, mFile.getRemotePath()) || FileUploader.isUploading(mAccount, mFile.getRemotePath())) {
 633             FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 634             FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 635             if (transferring || (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) || (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile))) {
 636                 setButtonsForTransferring();
 637
 638             } else if (mFile.isDown()) {
 639
 640                 setButtonsForDown();
 641
 642             } else {
 643                 // TODO load default preview image; when the local file is removed, the preview remains there
 644                 setButtonsForRemote();
 645             }
 646         }
 647         getView().invalidate();
 648     }
 649
 650
 651     /**
 652      * Checks if the fragment is ready to show details of a OCFile
 653      *
 654      * @return  'True' when the fragment is ready to show details of a file
 655      */
 656     private boolean readyToShow() {
 657         return (mFile != null && mAccount != null && mLayout == R.layout.file_details_fragment);
 658     }
 659
 660
 661
 662     /**
 663      * Updates the filename in view
 664      * @param filename to set
 665      */
 666     private void setFilename(String filename) {
 667         TextView tv = (TextView) getView().findViewById(R.id.fdFilename);
 668         if (tv != null)
 669             tv.setText(filename);
 670     }
 671
 672     /**
 673      * Updates the MIME type in view
 674      * @param mimetype to set
 675      */
 676     private void setFiletype(String mimetype) {
 677         TextView tv = (TextView) getView().findViewById(R.id.fdType);
 678         if (tv != null) {
 679             String printableMimetype = DisplayUtils.convertMIMEtoPrettyPrint(mimetype);;
 680             tv.setText(printableMimetype);
 681         }
 682         ImageView iv = (ImageView) getView().findViewById(R.id.fdIcon);
 683         if (iv != null) {
 684             iv.setImageResource(DisplayUtils.getResourceId(mimetype));
 685         }
 686     }
 687
 688     /**
 689      * Updates the file size in view
 690      * @param filesize in bytes to set
 691      */
 692     private void setFilesize(long filesize) {
 693         TextView tv = (TextView) getView().findViewById(R.id.fdSize);
 694         if (tv != null)
 695             tv.setText(DisplayUtils.bytesToHumanReadable(filesize));
 696     }
 697
 698     /**
 699      * Updates the time that the file was created in view
 700      * @param milliseconds Unix time to set
 701      */
 702     private void setTimeCreated(long milliseconds){
 703         TextView tv = (TextView) getView().findViewById(R.id.fdCreated);
 704         TextView tvLabel = (TextView) getView().findViewById(R.id.fdCreatedLabel);
 705         if(tv != null){
 706             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 707             tv.setVisibility(View.VISIBLE);
 708             tvLabel.setVisibility(View.VISIBLE);
 709         }
 710     }
 711
 712     /**
 713      * Updates the time that the file was last modified
 714      * @param milliseconds Unix time to set
 715      */
 716     private void setTimeModified(long milliseconds){
 717         TextView tv = (TextView) getView().findViewById(R.id.fdModified);
 718         if(tv != null){
 719             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 720         }
 721     }
 722
 723     /**
 724      * Enables or disables buttons for a file being downloaded
 725      */
 726     private void setButtonsForTransferring() {
 727         if (!isEmpty()) {
 728             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 729             downloadButton.setText(R.string.common_cancel);
 730             //downloadButton.setEnabled(false);
 731
 732             // let's protect the user from himself ;)
 733             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 734             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(false);
 735             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(false);
 736             getView().findViewById(R.id.fdKeepInSync).setEnabled(false);
 737
 738             // show the progress bar for the transfer
 739             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 740             progressBar.setVisibility(View.VISIBLE);
 741             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 742             progressText.setVisibility(View.VISIBLE);
 743             FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 744             FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 745             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) {
 746                 progressText.setText(R.string.downloader_download_in_progress_ticker);
 747             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile)) {
 748                 progressText.setText(R.string.uploader_upload_in_progress_ticker);
 749             }
 750         }
 751     }
 752
 753
 754     /**
 755      * Enables or disables buttons for a file locally available
 756      */
 757     private void setButtonsForDown() {
 758         if (!isEmpty()) {
 759             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 760             downloadButton.setText(R.string.filedetails_sync_file);
 761
 762             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(true);
 763             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 764             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 765             getView().findViewById(R.id.fdKeepInSync).setEnabled(true);
 766
 767             // hides the progress bar
 768             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 769             progressBar.setVisibility(View.GONE);
 770             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 771             progressText.setVisibility(View.GONE);
 772         }
 773     }
 774
 775     /**
 776      * Enables or disables buttons for a file not locally available
 777      */
 778     private void setButtonsForRemote() {
 779         if (!isEmpty()) {
 780             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 781             downloadButton.setText(R.string.filedetails_download);
 782
 783             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 784             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 785             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 786             getView().findViewById(R.id.fdKeepInSync).setEnabled(true);
 787
 788             // hides the progress bar
 789             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 790             progressBar.setVisibility(View.GONE);
 791             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 792             progressText.setVisibility(View.GONE);
 793         }
 794     }
 795
 796
 797     /**
 798      * In ownCloud 3.X.X and 4.X.X there is a bug that SabreDAV does not return
 799      * the time that the file was created. There is a chance that this will
 800      * be fixed in future versions. Use this method to check if this version of
 801      * ownCloud has this fix.
 802      * @return True, if ownCloud the ownCloud version is supporting creation time
 803      */
 804     private boolean ocVersionSupportsTimeCreated(){
 805         /*if(mAccount != null){
 806             AccountManager accManager = (AccountManager) getActivity().getSystemService(Context.ACCOUNT_SERVICE);
 807             OwnCloudVersion ocVersion = new OwnCloudVersion(accManager
 808                     .getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 809             if(ocVersion.compareTo(new OwnCloudVersion(0x030000)) < 0) {
 810                 return true;
 811             }
 812         }*/
 813         return false;
 814     }
 815
 816
 817     /**
 818      * Once the file upload has finished -> update view
 819      *
 820      * Being notified about the finish of an upload is necessary for the next sequence:
 821      *   1. Upload a big file.
 822      *   2. Force a synchronization; if it finished before the upload, the file in transfer will be included in the local database and in the file list
 823      *      of its containing folder; the the server includes it in the PROPFIND requests although it's not fully upload.
 824      *   3. Click the file in the list to see its details.
 825      *   4. Wait for the upload finishes; at this moment, the details view must be refreshed to enable the action buttons.
 826      */
 827     private class UploadFinishReceiver extends BroadcastReceiver {
 828         @Override
 829         public void onReceive(Context context, Intent intent) {
 830             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 831
 832             if (!isEmpty() && accountName.equals(mAccount.name)) {
 833                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
 834                 String uploadRemotePath = intent.getStringExtra(FileUploader.EXTRA_REMOTE_PATH);
 835                 boolean renamedInUpload = mFile.getRemotePath().equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
 836                 if (mFile.getRemotePath().equals(uploadRemotePath) ||
 837                     renamedInUpload) {
 838                     if (uploadWasFine) {
 839                         mFile = mStorageManager.getFileByPath(uploadRemotePath);
 840                     }
 841                     if (renamedInUpload) {
 842                         String newName = (new File(uploadRemotePath)).getName();
 843                         Toast msg = Toast.makeText(getActivity().getApplicationContext(), String.format(getString(R.string.filedetails_renamed_in_upload_msg), newName), Toast.LENGTH_LONG);
 844                         msg.show();
 845                     }
 846                     getSherlockActivity().removeStickyBroadcast(intent);    // not the best place to do this; a small refactorization of BroadcastReceivers should be done
 847                     updateFileDetails(false, false);    // it updates the buttons; must be called although !uploadWasFine; interrupted uploads still leave an incomplete file in the server
 848                 }
 849             }
 850         }
 851     }
 852
 853
 854     // this is a temporary class for sharing purposes, it need to be replaced in transfer service
 855     @SuppressWarnings("unused")
 856     private class ShareRunnable implements Runnable {
 857         private String mPath;
 858
 859         public ShareRunnable(String path) {
 860             mPath = path;
 861         }
 862
 863         public void run() {
 864             AccountManager am = AccountManager.get(getActivity());
 865             Account account = AccountUtils.getCurrentOwnCloudAccount(getActivity());
 866             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
 867             String url = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + AccountUtils.getWebdavPath(ocv);
 868
 869             Log.d("share", "sharing for version " + ocv.toString());
 870
 871             if (ocv.compareTo(new OwnCloudVersion(0x040000)) >= 0) {
 872                 String APPS_PATH = "/apps/files_sharing/";
 873                 String SHARE_PATH = "ajax/share.php";
 874
 875                 String SHARED_PATH = "/apps/files_sharing/get.php?token=";
 876
 877                 final String WEBDAV_SCRIPT = "webdav.php";
 878                 final String WEBDAV_FILES_LOCATION = "/files/";
 879
 880                 WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(account, getActivity().getApplicationContext());
 881                 HttpConnectionManagerParams params = new HttpConnectionManagerParams();
 882                 params.setMaxConnectionsPerHost(wc.getHostConfiguration(), 5);
 883
 884                 //wc.getParams().setParameter("http.protocol.single-cookie-header", true);
 885                 //wc.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
 886
 887                 PostMethod post = new PostMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + APPS_PATH + SHARE_PATH);
 888
 889                 post.addRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8" );
 890                 post.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 891                 List<NameValuePair> formparams = new ArrayList<NameValuePair>();
 892                 Log.d("share", mPath+"");
 893                 formparams.add(new BasicNameValuePair("sources",mPath));
 894                 formparams.add(new BasicNameValuePair("uid_shared_with", "public"));
 895                 formparams.add(new BasicNameValuePair("permissions", "0"));
 896                 post.setRequestEntity(new StringRequestEntity(URLEncodedUtils.format(formparams, HTTP.UTF_8)));
 897
 898                 int status;
 899                 try {
 900                     PropFindMethod find = new PropFindMethod(url+"/");
 901                     find.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 902                     Log.d("sharer", ""+ url+"/");
 903
 904                     for (org.apache.commons.httpclient.Header a : find.getRequestHeaders()) {
 905                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 906                     }
 907
 908                     int status2 = wc.executeMethod(find);
 909
 910                     Log.d("sharer", "propstatus "+status2);
 911
 912                     GetMethod get = new GetMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + "/");
 913                     get.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 914
 915                     status2 = wc.executeMethod(get);
 916
 917                     Log.d("sharer", "getstatus "+status2);
 918                     Log.d("sharer", "" + get.getResponseBodyAsString());
 919
 920                     for (org.apache.commons.httpclient.Header a : get.getResponseHeaders()) {
 921                         Log.d("sharer", a.getName() + ":"+a.getValue());
 922                     }
 923
 924                     status = wc.executeMethod(post);
 925                     for (org.apache.commons.httpclient.Header a : post.getRequestHeaders()) {
 926                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 927                     }
 928                     for (org.apache.commons.httpclient.Header a : post.getResponseHeaders()) {
 929                         Log.d("sharer", a.getName() + ":"+a.getValue());
 930                     }
 931                     String resp = post.getResponseBodyAsString();
 932                     Log.d("share", ""+post.getURI().toString());
 933                     Log.d("share", "returned status " + status);
 934                     Log.d("share", " " +resp);
 935
 936                     if(status != HttpStatus.SC_OK ||resp == null || resp.equals("") || resp.startsWith("false")) {
 937                         return;
 938                      }
 939
 940                     JSONObject jsonObject = new JSONObject (resp);
 941                     String jsonStatus = jsonObject.getString("status");
 942                     if(!jsonStatus.equals("success")) throw new Exception("Error while sharing file status != success");
 943
 944                     String token = jsonObject.getString("data");
 945                     String uri = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + SHARED_PATH + token;
 946                     Log.d("Actions:shareFile ok", "url: " + uri);
 947
 948                 } catch (Exception e) {
 949                     e.printStackTrace();
 950                 }
 951
 952             } else if (ocv.compareTo(new OwnCloudVersion(0x030000)) >= 0) {
 953
 954             }
 955         }
 956     }
 957
 958     public void onDismiss(EditNameDialog dialog) {
 959         if (dialog.getResult()) {
 960             String newFilename = dialog.getNewFilename();
 961             Log.d(TAG, "name edit dialog dismissed with new name " + newFilename);
 962             mLastRemoteOperation = new RenameFileOperation( mFile,
 963                                                             mAccount,
 964                                                             newFilename,
 965                                                             new FileDataStorageManager(mAccount, getActivity().getContentResolver()));
 966             WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 967             mLastRemoteOperation.execute(wc, this, mHandler);
 968             boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 969             getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 970         }
 971     }
 972
 973
 974     /**
 975      * {@inheritDoc}
 976      */
 977     @Override
 978     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 979         if (operation.equals(mLastRemoteOperation)) {
 980             if (operation instanceof RemoveFileOperation) {
 981                 onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
 982
 983             } else if (operation instanceof RenameFileOperation) {
 984                 onRenameFileOperationFinish((RenameFileOperation)operation, result);
 985
 986             } else if (operation instanceof SynchronizeFileOperation) {
 987                 onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
 988             }
 989         }
 990     }
 991
 992
 993     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
 994         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 995         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 996
 997         if (result.isSuccess()) {
 998             Toast msg = Toast.makeText(getActivity().getApplicationContext(), R.string.remove_success_msg, Toast.LENGTH_LONG);
 999             msg.show();
1000             if (inDisplayActivity) {
1001                 // double pane
1002                 FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
1003                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
1004                 transaction.commit();
1005                 mContainerActivity.onFileStateChanged();
1006             } else {
1007                 getActivity().finish();
1008             }
1009
1010         } else {
1011             Toast msg = Toast.makeText(getActivity(), R.string.remove_fail_msg, Toast.LENGTH_LONG);
1012             msg.show();
1013             if (result.isSslRecoverableException()) {
1014                 // TODO show the SSL warning dialog
1015             }
1016         }
1017     }
1018
1019     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
1020         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
1021         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
1022
1023         if (result.isSuccess()) {
1024             updateFileDetails(((RenameFileOperation)operation).getFile(), mAccount);
1025             mContainerActivity.onFileStateChanged();
1026
1027         } else {
1028             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
1029                 Toast msg = Toast.makeText(getActivity(), R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
1030                 msg.show();
1031                 // TODO throw again the new rename dialog
1032             } else {
1033                 Toast msg = Toast.makeText(getActivity(), R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
1034                 msg.show();
1035                 if (result.isSslRecoverableException()) {
1036                     // TODO show the SSL warning dialog
1037                 }
1038             }
1039         }
1040     }
1041
1042     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
1043         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
1044         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
1045
1046         if (!result.isSuccess()) {
1047             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
1048                 Intent i = new Intent(getActivity(), ConflictsResolveActivity.class);
1049                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, mFile);
1050                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, mAccount);
1051                 startActivity(i);
1052
1053             } else {
1054                 Toast msg = Toast.makeText(getActivity(), R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
1055                 msg.show();
1056             }
1057
1058             if (mFile.isDown()) {
1059                 setButtonsForDown();
1060
1061             } else {
1062                 setButtonsForRemote();
1063             }
1064
1065         } else {
1066             if (operation.transferWasRequested()) {
1067                 setButtonsForTransferring();
1068                 mContainerActivity.onFileStateChanged();    // this is not working; FileDownloader won't do NOTHING at all until this method finishes, so
1069                                                             // checking the service to see if the file is downloading results in FALSE
1070             } else {
1071                 Toast msg = Toast.makeText(getActivity(), R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
1072                 msg.show();
1073                 if (mFile.isDown()) {
1074                     setButtonsForDown();
1075
1076                 } else {
1077                     setButtonsForRemote();
1078                 }
1079             }
1080         }
1081     }
1082
1083
1084     public void listenForTransferProgress() {
1085         if (mProgressListener != null) {
1086             if (mContainerActivity.getFileDownloaderBinder() != null) {
1087                 mContainerActivity.getFileDownloaderBinder().addDatatransferProgressListener(mProgressListener, mAccount, mFile);
1088             }
1089             if (mContainerActivity.getFileUploaderBinder() != null) {
1090                 mContainerActivity.getFileUploaderBinder().addDatatransferProgressListener(mProgressListener, mAccount, mFile);
1091             }
1092         }
1093     }
1094
1095
1096     public void leaveTransferProgress() {
1097         if (mProgressListener != null) {
1098             if (mContainerActivity.getFileDownloaderBinder() != null) {
1099                 mContainerActivity.getFileDownloaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
1100             }
1101             if (mContainerActivity.getFileUploaderBinder() != null) {
1102                 mContainerActivity.getFileUploaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
1103             }
1104         }
1105     }
1106
1107
1108
1109     /**
1110      * Helper class responsible for updating the progress bar shown for file uploading or downloading
1111      *
1112      * @author David A. Velasco
1113      */
1114     private class ProgressListener implements OnDatatransferProgressListener {
1115         int mLastPercent = 0;
1116         WeakReference<ProgressBar> mProgressBar = null;
1117
1118         ProgressListener(ProgressBar progressBar) {
1119             mProgressBar = new WeakReference<ProgressBar>(progressBar);
1120         }
1121
1122         @Override
1123         public void onTransferProgress(long progressRate) {
1124             // old method, nothing here
1125         };
1126
1127         @Override
1128         public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer, String filename) {
1129             int percent = (int)(100.0*((double)totalTransferredSoFar)/((double)totalToTransfer));
1130             if (percent != mLastPercent) {
1131                 ProgressBar pb = mProgressBar.get();
1132                 if (pb != null) {
1133                     pb.setProgress(percent);
1134                     pb.postInvalidate();
1135                 }
1136             }
1137             mLastPercent = percent;
1138         }
1139
1140     };
1141
1142
1143
1144 }