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