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