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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18 package com.owncloud.android.ui.fragment;
  19
  20 import java.io.File;
  21 import java.lang.ref.WeakReference;
  22 import java.util.ArrayList;
  23 import java.util.List;
  24
  25 import org.apache.commons.httpclient.methods.GetMethod;
  26 import org.apache.commons.httpclient.methods.PostMethod;
  27 import org.apache.commons.httpclient.methods.StringRequestEntity;
  28 import org.apache.commons.httpclient.params.HttpConnectionManagerParams;
  29 import org.apache.http.HttpStatus;
  30 import org.apache.http.NameValuePair;
  31 import org.apache.http.client.utils.URLEncodedUtils;
  32 import org.apache.http.message.BasicNameValuePair;
  33 import org.apache.http.protocol.HTTP;
  34 import org.apache.jackrabbit.webdav.client.methods.PropFindMethod;
  35 import org.json.JSONObject;
  36
  37 import android.accounts.Account;
  38 import android.accounts.AccountManager;
  39 import android.app.Activity;
  40 import android.content.ActivityNotFoundException;
  41 import android.content.BroadcastReceiver;
  42 import android.content.Context;
  43 import android.content.Intent;
  44 import android.content.IntentFilter;
  45 import android.net.Uri;
  46 import android.os.Bundle;
  47 import android.os.Handler;
  48 import android.support.v4.app.FragmentTransaction;
  49 import android.util.Log;
  50 import android.view.LayoutInflater;
  51 import android.view.View;
  52 import android.view.View.OnClickListener;
  53 import android.view.ViewGroup;
  54 import android.webkit.MimeTypeMap;
  55 import android.widget.Button;
  56 import android.widget.CheckBox;
  57 import android.widget.ImageView;
  58 import android.widget.ProgressBar;
  59 import android.widget.TextView;
  60 import android.widget.Toast;
  61
  62 import com.actionbarsherlock.app.SherlockFragment;
  63 import com.owncloud.android.AccountUtils;
  64 import com.owncloud.android.DisplayUtils;
  65 import com.owncloud.android.authenticator.AccountAuthenticator;
  66 import com.owncloud.android.datamodel.FileDataStorageManager;
  67 import com.owncloud.android.datamodel.OCFile;
  68 import com.owncloud.android.files.services.FileObserverService;
  69 import com.owncloud.android.files.services.FileUploader;
  70 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  71 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  72 import com.owncloud.android.network.OwnCloudClientUtils;
  73 import com.owncloud.android.operations.OnRemoteOperationListener;
  74 import com.owncloud.android.operations.RemoteOperation;
  75 import com.owncloud.android.operations.RemoteOperationResult;
  76 import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
  77 import com.owncloud.android.operations.RemoveFileOperation;
  78 import com.owncloud.android.operations.RenameFileOperation;
  79 import com.owncloud.android.operations.SynchronizeFileOperation;
  80 import com.owncloud.android.ui.activity.ConflictsResolveActivity;
  81 import com.owncloud.android.ui.activity.FileDetailActivity;
  82 import com.owncloud.android.ui.activity.FileDisplayActivity;
  83 import com.owncloud.android.ui.dialog.EditNameDialog;
  84 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
  85 import com.owncloud.android.utils.OwnCloudVersion;
  86
  87 import com.owncloud.android.R;
  88
  89 import eu.alefzero.webdav.OnDatatransferProgressListener;
  90 import eu.alefzero.webdav.WebdavClient;
  91 import eu.alefzero.webdav.WebdavUtils;
  92
  93 /**
  94  * This Fragment is used to display the details about a file.
  95  *
  96  * @author Bartek Przybylski
  97  * @author David A. Velasco
  98  */
  99 public class FileDetailFragment extends SherlockFragment implements
 100         OnClickListener,
 101         ConfirmationDialogFragment.ConfirmationDialogFragmentListener, OnRemoteOperationListener, EditNameDialogListener,
 102         FileFragment {
 103
 104     public static final String EXTRA_FILE = "FILE";
 105     public static final String EXTRA_ACCOUNT = "ACCOUNT";
 106
 107     private FileFragment.ContainerActivity mContainerActivity;
 108
 109     private int mLayout;
 110     private View mView;
 111     private OCFile mFile;
 112     private Account mAccount;
 113     private FileDataStorageManager mStorageManager;
 114
 115     private UploadFinishReceiver mUploadFinishReceiver;
 116     public ProgressListener mProgressListener;
 117
 118     private Handler mHandler;
 119     private RemoteOperation mLastRemoteOperation;
 120
 121     private static final String TAG = FileDetailFragment.class.getSimpleName();
 122     public static final String FTAG = "FileDetails";
 123     public static final String FTAG_CONFIRMATION = "REMOVE_CONFIRMATION_FRAGMENT";
 124
 125
 126     /**
 127      * Creates an empty details fragment.
 128      *
 129      * It's necessary to keep a public constructor without parameters; the system uses it when tries to reinstantiate a fragment automatically.
 130      */
 131     public FileDetailFragment() {
 132         mFile = null;
 133         mAccount = null;
 134         mStorageManager = null;
 135         mLayout = R.layout.file_details_empty;
 136         mProgressListener = null;
 137     }
 138
 139
 140     /**
 141      * Creates a details fragment.
 142      *
 143      * When 'fileToDetail' or 'ocAccount' are null, creates a dummy layout (to use when a file wasn't tapped before).
 144      *
 145      * @param fileToDetail      An {@link OCFile} to show in the fragment
 146      * @param ocAccount         An ownCloud account; needed to start downloads
 147      */
 148     public FileDetailFragment(OCFile fileToDetail, Account ocAccount) {
 149         mFile = fileToDetail;
 150         mAccount = ocAccount;
 151         mStorageManager = null; // we need a context to init this; the container activity is not available yet at this moment
 152         mLayout = R.layout.file_details_empty;
 153         mProgressListener = null;
 154     }
 155
 156
 157     @Override
 158     public void onCreate(Bundle savedInstanceState) {
 159         super.onCreate(savedInstanceState);
 160         mHandler = new Handler();
 161     }
 162
 163
 164     @Override
 165     public View onCreateView(LayoutInflater inflater, ViewGroup container,
 166             Bundle savedInstanceState) {
 167         super.onCreateView(inflater, container, savedInstanceState);
 168
 169         if (savedInstanceState != null) {
 170             mFile = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 171             mAccount = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_ACCOUNT);
 172         }
 173
 174         if(mFile != null && mAccount != null) {
 175             mLayout = R.layout.file_details_fragment;
 176         }
 177
 178         View view = null;
 179         view = inflater.inflate(mLayout, container, false);
 180         mView = view;
 181
 182         if (mLayout == R.layout.file_details_fragment) {
 183             mView.findViewById(R.id.fdKeepInSync).setOnClickListener(this);
 184             mView.findViewById(R.id.fdRenameBtn).setOnClickListener(this);
 185             mView.findViewById(R.id.fdDownloadBtn).setOnClickListener(this);
 186             mView.findViewById(R.id.fdOpenBtn).setOnClickListener(this);
 187             mView.findViewById(R.id.fdRemoveBtn).setOnClickListener(this);
 188             //mView.findViewById(R.id.fdShareBtn).setOnClickListener(this);
 189             ProgressBar progressBar = (ProgressBar)mView.findViewById(R.id.fdProgressBar);
 190             mProgressListener = new ProgressListener(progressBar);
 191         }
 192
 193         updateFileDetails(false, false);
 194         return view;
 195     }
 196
 197
 198     /**
 199      * {@inheritDoc}
 200      */
 201     @Override
 202     public void onAttach(Activity activity) {
 203         super.onAttach(activity);
 204         try {
 205             mContainerActivity = (ContainerActivity) activity;
 206
 207         } catch (ClassCastException e) {
 208             throw new ClassCastException(activity.toString() + " must implement " + FileDetailFragment.ContainerActivity.class.getSimpleName());
 209         }
 210     }
 211
 212
 213     /**
 214      * {@inheritDoc}
 215      */
 216     @Override
 217     public void onActivityCreated(Bundle savedInstanceState) {
 218         super.onActivityCreated(savedInstanceState);
 219         if (mAccount != null) {
 220             mStorageManager = new FileDataStorageManager(mAccount, getActivity().getApplicationContext().getContentResolver());
 221         }
 222     }
 223
 224
 225     @Override
 226     public void onSaveInstanceState(Bundle outState) {
 227         super.onSaveInstanceState(outState);
 228         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mFile);
 229         outState.putParcelable(FileDetailFragment.EXTRA_ACCOUNT, mAccount);
 230     }
 231
 232     @Override
 233     public void onStart() {
 234         super.onStart();
 235         listenForTransferProgress();
 236     }
 237
 238     @Override
 239     public void onResume() {
 240         super.onResume();
 241         mUploadFinishReceiver = new UploadFinishReceiver();
 242         IntentFilter filter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 243         getActivity().registerReceiver(mUploadFinishReceiver, filter);
 244
 245     }
 246
 247
 248     @Override
 249     public void onPause() {
 250         super.onPause();
 251         if (mUploadFinishReceiver != null) {
 252             getActivity().unregisterReceiver(mUploadFinishReceiver);
 253             mUploadFinishReceiver = null;
 254         }
 255     }
 256
 257
 258     @Override
 259     public void onStop() {
 260         super.onStop();
 261         leaveTransferProgress();
 262     }
 263
 264
 265     @Override
 266     public View getView() {
 267         return super.getView() == null ? mView : super.getView();
 268     }
 269
 270
 271     @Override
 272     public void onClick(View v) {
 273         switch (v.getId()) {
 274             case R.id.fdDownloadBtn: {
 275                 FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 276                 FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 277                 if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) {
 278                     downloaderBinder.cancel(mAccount, mFile);
 279                     if (mFile.isDown()) {
 280                         setButtonsForDown();
 281                     } else {
 282                         setButtonsForRemote();
 283                     }
 284
 285                 } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile)) {
 286                     uploaderBinder.cancel(mAccount, mFile);
 287                     if (!mFile.fileExists()) {
 288                         // TODO make something better
 289                         if (getActivity() instanceof FileDisplayActivity) {
 290                             // double pane
 291                             FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
 292                             transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FTAG); // empty FileDetailFragment
 293                             transaction.commit();
 294                             mContainerActivity.onFileStateChanged();
 295                         } else {
 296                             getActivity().finish();
 297                         }
 298
 299                     } else if (mFile.isDown()) {
 300                         setButtonsForDown();
 301                     } else {
 302                         setButtonsForRemote();
 303                     }
 304
 305                 } else {
 306                     mLastRemoteOperation = new SynchronizeFileOperation(mFile, null, mStorageManager, mAccount, true, false, getActivity());
 307                     WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 308                     mLastRemoteOperation.execute(wc, this, mHandler);
 309
 310                     // update ui
 311                     boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 312                     getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 313
 314                 }
 315                 break;
 316             }
 317             case R.id.fdKeepInSync: {
 318                 CheckBox cb = (CheckBox) getView().findViewById(R.id.fdKeepInSync);
 319                 mFile.setKeepInSync(cb.isChecked());
 320                 mStorageManager.saveFile(mFile);
 321
 322                 /// register the OCFile instance in the observer service to monitor local updates;
 323                 /// if necessary, the file is download
 324                 Intent intent = new Intent(getActivity().getApplicationContext(),
 325                                            FileObserverService.class);
 326                 intent.putExtra(FileObserverService.KEY_FILE_CMD,
 327                            (cb.isChecked()?
 328                                    FileObserverService.CMD_ADD_OBSERVED_FILE:
 329                                    FileObserverService.CMD_DEL_OBSERVED_FILE));
 330                 intent.putExtra(FileObserverService.KEY_CMD_ARG_FILE, mFile);
 331                 intent.putExtra(FileObserverService.KEY_CMD_ARG_ACCOUNT, mAccount);
 332                 getActivity().startService(intent);
 333
 334                 if (mFile.keepInSync()) {
 335                     onClick(getView().findViewById(R.id.fdDownloadBtn));    // force an immediate synchronization
 336                 }
 337                 break;
 338             }
 339             case R.id.fdRenameBtn: {
 340                 EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.rename_dialog_title), mFile.getFileName(), this);
 341                 dialog.show(getFragmentManager(), "nameeditdialog");
 342                 break;
 343             }
 344             case R.id.fdRemoveBtn: {
 345                 ConfirmationDialogFragment confDialog = ConfirmationDialogFragment.newInstance(
 346                         R.string.confirmation_remove_alert,
 347                         new String[]{mFile.getFileName()},
 348                         mFile.isDown() ? R.string.confirmation_remove_remote_and_local : R.string.confirmation_remove_remote,
 349                         mFile.isDown() ? R.string.confirmation_remove_local : -1,
 350                         R.string.common_cancel);
 351                 confDialog.setOnConfirmationListener(this);
 352                 confDialog.show(getFragmentManager(), FTAG_CONFIRMATION);
 353                 break;
 354             }
 355             case R.id.fdOpenBtn: {
 356                 openFile();
 357                 break;
 358             }
 359             default:
 360                 Log.e(TAG, "Incorrect view clicked!");
 361         }
 362
 363         /* else if (v.getId() == R.id.fdShareBtn) {
 364             Thread t = new Thread(new ShareRunnable(mFile.getRemotePath()));
 365             t.start();
 366         }*/
 367     }
 368
 369
 370     /**
 371      * Opens mFile.
 372      */
 373     private void openFile() {
 374
 375         String storagePath = mFile.getStoragePath();
 376         String encodedStoragePath = WebdavUtils.encodePath(storagePath);
 377         try {
 378             Intent i = new Intent(Intent.ACTION_VIEW);
 379             i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mFile.getMimetype());
 380             i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 381             startActivity(i);
 382
 383         } catch (Throwable t) {
 384             Log.e(TAG, "Fail when trying to open with the mimeType provided from the ownCloud server: " + mFile.getMimetype());
 385             boolean toastIt = true;
 386             String mimeType = "";
 387             try {
 388                 Intent i = new Intent(Intent.ACTION_VIEW);
 389                 mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
 390                 if (mimeType == null || !mimeType.equals(mFile.getMimetype())) {
 391                     if (mimeType != null) {
 392                         i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mimeType);
 393                     } else {
 394                         // desperate try
 395                         i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), "*/*");
 396                     }
 397                     i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 398                     startActivity(i);
 399                     toastIt = false;
 400                 }
 401
 402             } catch (IndexOutOfBoundsException e) {
 403                 Log.e(TAG, "Trying to find out MIME type of a file without extension: " + storagePath);
 404
 405             } catch (ActivityNotFoundException e) {
 406                 Log.e(TAG, "No activity found to handle: " + storagePath + " with MIME type " + mimeType + " obtained from extension");
 407
 408             } catch (Throwable th) {
 409                 Log.e(TAG, "Unexpected problem when opening: " + storagePath, th);
 410
 411             } finally {
 412                 if (toastIt) {
 413                     Toast.makeText(getActivity(), "There is no application to handle file " + mFile.getFileName(), Toast.LENGTH_SHORT).show();
 414                 }
 415             }
 416
 417         }
 418     }
 419
 420
 421     @Override
 422     public void onConfirmation(String callerTag) {
 423         if (callerTag.equals(FTAG_CONFIRMATION)) {
 424             if (mStorageManager.getFileById(mFile.getFileId()) != null) {
 425                 mLastRemoteOperation = new RemoveFileOperation( mFile,
 426                                                                 true,
 427                                                                 mStorageManager);
 428                 WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 429                 mLastRemoteOperation.execute(wc, this, mHandler);
 430
 431                 boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 432                 getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 433             }
 434         }
 435     }
 436
 437     @Override
 438     public void onNeutral(String callerTag) {
 439         File f = null;
 440         if (mFile.isDown() && (f = new File(mFile.getStoragePath())).exists()) {
 441             f.delete();
 442             mFile.setStoragePath(null);
 443             mStorageManager.saveFile(mFile);
 444             updateFileDetails(mFile, mAccount);
 445         }
 446     }
 447
 448     @Override
 449     public void onCancel(String callerTag) {
 450         Log.d(TAG, "REMOVAL CANCELED");
 451     }
 452
 453
 454     /**
 455      * Check if the fragment was created with an empty layout. An empty fragment can't show file details, must be replaced.
 456      *
 457      * @return  True when the fragment was created with the empty layout.
 458      */
 459     public boolean isEmpty() {
 460         return (mLayout == R.layout.file_details_empty || mFile == null || mAccount == null);
 461     }
 462
 463
 464     /**
 465      * {@inheritDoc}
 466      */
 467     public OCFile getFile(){
 468         return mFile;
 469     }
 470
 471     /**
 472      * Use this method to signal this Activity that it shall update its view.
 473      *
 474      * @param file : An {@link OCFile}
 475      */
 476     public void updateFileDetails(OCFile file, Account ocAccount) {
 477         mFile = file;
 478         if (ocAccount != null && (
 479                 mStorageManager == null ||
 480                 (mAccount != null && !mAccount.equals(ocAccount))
 481            )) {
 482             mStorageManager = new FileDataStorageManager(ocAccount, getActivity().getApplicationContext().getContentResolver());
 483         }
 484         mAccount = ocAccount;
 485         updateFileDetails(false, false);
 486     }
 487
 488
 489     /**
 490      * Updates the view with all relevant details about that file.
 491      *
 492      * TODO Remove parameter when the transferring state of files is kept in database.
 493      *
 494      * TODO REFACTORING! this method called 5 times before every time the fragment is shown!
 495      *
 496      * @param transferring      Flag signaling if the file should be considered as downloading or uploading,
 497      *                          although {@link FileDownloaderBinder#isDownloading(Account, OCFile)}  and
 498      *                          {@link FileUploaderBinder#isUploading(Account, OCFile)} return false.
 499      *
 500      * @param refresh           If 'true', try to refresh the hold file from the database
 501      */
 502     public void updateFileDetails(boolean transferring, boolean refresh) {
 503
 504         if (readyToShow()) {
 505
 506             if (refresh && mStorageManager != null) {
 507                 mFile = mStorageManager.getFileByPath(mFile.getRemotePath());
 508             }
 509
 510             // set file details
 511             setFilename(mFile.getFileName());
 512             setFiletype(mFile.getMimetype());
 513             setFilesize(mFile.getFileLength());
 514             if(ocVersionSupportsTimeCreated()){
 515                 setTimeCreated(mFile.getCreationTimestamp());
 516             }
 517
 518             setTimeModified(mFile.getModificationTimestamp());
 519
 520             CheckBox cb = (CheckBox)getView().findViewById(R.id.fdKeepInSync);
 521             cb.setChecked(mFile.keepInSync());
 522
 523             // configure UI for depending upon local state of the file
 524             //if (FileDownloader.isDownloading(mAccount, mFile.getRemotePath()) || FileUploader.isUploading(mAccount, mFile.getRemotePath())) {
 525             FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 526             FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 527             if (transferring || (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) || (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile))) {
 528                 setButtonsForTransferring();
 529
 530             } else if (mFile.isDown()) {
 531
 532                 setButtonsForDown();
 533
 534             } else {
 535                 // TODO load default preview image; when the local file is removed, the preview remains there
 536                 setButtonsForRemote();
 537             }
 538         }
 539         getView().invalidate();
 540     }
 541
 542
 543     /**
 544      * Checks if the fragment is ready to show details of a OCFile
 545      *
 546      * @return  'True' when the fragment is ready to show details of a file
 547      */
 548     private boolean readyToShow() {
 549         return (mFile != null && mAccount != null && mLayout == R.layout.file_details_fragment);
 550     }
 551
 552
 553
 554     /**
 555      * Updates the filename in view
 556      * @param filename to set
 557      */
 558     private void setFilename(String filename) {
 559         TextView tv = (TextView) getView().findViewById(R.id.fdFilename);
 560         if (tv != null)
 561             tv.setText(filename);
 562     }
 563
 564     /**
 565      * Updates the MIME type in view
 566      * @param mimetype to set
 567      */
 568     private void setFiletype(String mimetype) {
 569         TextView tv = (TextView) getView().findViewById(R.id.fdType);
 570         if (tv != null) {
 571             String printableMimetype = DisplayUtils.convertMIMEtoPrettyPrint(mimetype);;
 572             tv.setText(printableMimetype);
 573         }
 574         ImageView iv = (ImageView) getView().findViewById(R.id.fdIcon);
 575         if (iv != null) {
 576             iv.setImageResource(DisplayUtils.getResourceId(mimetype));
 577         }
 578     }
 579
 580     /**
 581      * Updates the file size in view
 582      * @param filesize in bytes to set
 583      */
 584     private void setFilesize(long filesize) {
 585         TextView tv = (TextView) getView().findViewById(R.id.fdSize);
 586         if (tv != null)
 587             tv.setText(DisplayUtils.bytesToHumanReadable(filesize));
 588     }
 589
 590     /**
 591      * Updates the time that the file was created in view
 592      * @param milliseconds Unix time to set
 593      */
 594     private void setTimeCreated(long milliseconds){
 595         TextView tv = (TextView) getView().findViewById(R.id.fdCreated);
 596         TextView tvLabel = (TextView) getView().findViewById(R.id.fdCreatedLabel);
 597         if(tv != null){
 598             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 599             tv.setVisibility(View.VISIBLE);
 600             tvLabel.setVisibility(View.VISIBLE);
 601         }
 602     }
 603
 604     /**
 605      * Updates the time that the file was last modified
 606      * @param milliseconds Unix time to set
 607      */
 608     private void setTimeModified(long milliseconds){
 609         TextView tv = (TextView) getView().findViewById(R.id.fdModified);
 610         if(tv != null){
 611             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 612         }
 613     }
 614
 615     /**
 616      * Enables or disables buttons for a file being downloaded
 617      */
 618     private void setButtonsForTransferring() {
 619         if (!isEmpty()) {
 620             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 621             downloadButton.setText(R.string.common_cancel);
 622             //downloadButton.setEnabled(false);
 623
 624             // let's protect the user from himself ;)
 625             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 626             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(false);
 627             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(false);
 628             getView().findViewById(R.id.fdKeepInSync).setEnabled(false);
 629
 630             // show the progress bar for the transfer
 631             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 632             progressBar.setVisibility(View.VISIBLE);
 633             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 634             progressText.setVisibility(View.VISIBLE);
 635             FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 636             FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 637             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) {
 638                 progressText.setText(R.string.downloader_download_in_progress_ticker);
 639             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile)) {
 640                 progressText.setText(R.string.uploader_upload_in_progress_ticker);
 641             }
 642         }
 643     }
 644
 645
 646     /**
 647      * Enables or disables buttons for a file locally available
 648      */
 649     private void setButtonsForDown() {
 650         if (!isEmpty()) {
 651             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 652             downloadButton.setText(R.string.filedetails_sync_file);
 653
 654             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(true);
 655             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 656             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 657             getView().findViewById(R.id.fdKeepInSync).setEnabled(true);
 658
 659             // hides the progress bar
 660             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 661             progressBar.setVisibility(View.GONE);
 662             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 663             progressText.setVisibility(View.GONE);
 664         }
 665     }
 666
 667     /**
 668      * Enables or disables buttons for a file not locally available
 669      */
 670     private void setButtonsForRemote() {
 671         if (!isEmpty()) {
 672             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 673             downloadButton.setText(R.string.filedetails_download);
 674
 675             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 676             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 677             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 678             getView().findViewById(R.id.fdKeepInSync).setEnabled(true);
 679
 680             // hides the progress bar
 681             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 682             progressBar.setVisibility(View.GONE);
 683             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 684             progressText.setVisibility(View.GONE);
 685         }
 686     }
 687
 688
 689     /**
 690      * In ownCloud 3.X.X and 4.X.X there is a bug that SabreDAV does not return
 691      * the time that the file was created. There is a chance that this will
 692      * be fixed in future versions. Use this method to check if this version of
 693      * ownCloud has this fix.
 694      * @return True, if ownCloud the ownCloud version is supporting creation time
 695      */
 696     private boolean ocVersionSupportsTimeCreated(){
 697         /*if(mAccount != null){
 698             AccountManager accManager = (AccountManager) getActivity().getSystemService(Context.ACCOUNT_SERVICE);
 699             OwnCloudVersion ocVersion = new OwnCloudVersion(accManager
 700                     .getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 701             if(ocVersion.compareTo(new OwnCloudVersion(0x030000)) < 0) {
 702                 return true;
 703             }
 704         }*/
 705         return false;
 706     }
 707
 708
 709     /**
 710      * Once the file upload has finished -> update view
 711      *
 712      * Being notified about the finish of an upload is necessary for the next sequence:
 713      *   1. Upload a big file.
 714      *   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
 715      *      of its containing folder; the the server includes it in the PROPFIND requests although it's not fully upload.
 716      *   3. Click the file in the list to see its details.
 717      *   4. Wait for the upload finishes; at this moment, the details view must be refreshed to enable the action buttons.
 718      */
 719     private class UploadFinishReceiver extends BroadcastReceiver {
 720         @Override
 721         public void onReceive(Context context, Intent intent) {
 722             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 723
 724             if (!isEmpty() && accountName.equals(mAccount.name)) {
 725                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
 726                 String uploadRemotePath = intent.getStringExtra(FileUploader.EXTRA_REMOTE_PATH);
 727                 boolean renamedInUpload = mFile.getRemotePath().equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
 728                 if (mFile.getRemotePath().equals(uploadRemotePath) ||
 729                     renamedInUpload) {
 730                     if (uploadWasFine) {
 731                         mFile = mStorageManager.getFileByPath(uploadRemotePath);
 732                     }
 733                     if (renamedInUpload) {
 734                         String newName = (new File(uploadRemotePath)).getName();
 735                         Toast msg = Toast.makeText(getActivity().getApplicationContext(), String.format(getString(R.string.filedetails_renamed_in_upload_msg), newName), Toast.LENGTH_LONG);
 736                         msg.show();
 737                     }
 738                     getSherlockActivity().removeStickyBroadcast(intent);    // not the best place to do this; a small refactorization of BroadcastReceivers should be done
 739                     updateFileDetails(false, false);    // it updates the buttons; must be called although !uploadWasFine; interrupted uploads still leave an incomplete file in the server
 740                 }
 741             }
 742         }
 743     }
 744
 745
 746     // this is a temporary class for sharing purposes, it need to be replaced in transfer service
 747     @SuppressWarnings("unused")
 748     private class ShareRunnable implements Runnable {
 749         private String mPath;
 750
 751         public ShareRunnable(String path) {
 752             mPath = path;
 753         }
 754
 755         public void run() {
 756             AccountManager am = AccountManager.get(getActivity());
 757             Account account = AccountUtils.getCurrentOwnCloudAccount(getActivity());
 758             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
 759             String url = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + AccountUtils.getWebdavPath(ocv);
 760
 761             Log.d("share", "sharing for version " + ocv.toString());
 762
 763             if (ocv.compareTo(new OwnCloudVersion(0x040000)) >= 0) {
 764                 String APPS_PATH = "/apps/files_sharing/";
 765                 String SHARE_PATH = "ajax/share.php";
 766
 767                 String SHARED_PATH = "/apps/files_sharing/get.php?token=";
 768
 769                 final String WEBDAV_SCRIPT = "webdav.php";
 770                 final String WEBDAV_FILES_LOCATION = "/files/";
 771
 772                 WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(account, getActivity().getApplicationContext());
 773                 HttpConnectionManagerParams params = new HttpConnectionManagerParams();
 774                 params.setMaxConnectionsPerHost(wc.getHostConfiguration(), 5);
 775
 776                 //wc.getParams().setParameter("http.protocol.single-cookie-header", true);
 777                 //wc.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
 778
 779                 PostMethod post = new PostMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + APPS_PATH + SHARE_PATH);
 780
 781                 post.addRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8" );
 782                 post.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 783                 List<NameValuePair> formparams = new ArrayList<NameValuePair>();
 784                 Log.d("share", mPath+"");
 785                 formparams.add(new BasicNameValuePair("sources",mPath));
 786                 formparams.add(new BasicNameValuePair("uid_shared_with", "public"));
 787                 formparams.add(new BasicNameValuePair("permissions", "0"));
 788                 post.setRequestEntity(new StringRequestEntity(URLEncodedUtils.format(formparams, HTTP.UTF_8)));
 789
 790                 int status;
 791                 try {
 792                     PropFindMethod find = new PropFindMethod(url+"/");
 793                     find.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 794                     Log.d("sharer", ""+ url+"/");
 795
 796                     for (org.apache.commons.httpclient.Header a : find.getRequestHeaders()) {
 797                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 798                     }
 799
 800                     int status2 = wc.executeMethod(find);
 801
 802                     Log.d("sharer", "propstatus "+status2);
 803
 804                     GetMethod get = new GetMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + "/");
 805                     get.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 806
 807                     status2 = wc.executeMethod(get);
 808
 809                     Log.d("sharer", "getstatus "+status2);
 810                     Log.d("sharer", "" + get.getResponseBodyAsString());
 811
 812                     for (org.apache.commons.httpclient.Header a : get.getResponseHeaders()) {
 813                         Log.d("sharer", a.getName() + ":"+a.getValue());
 814                     }
 815
 816                     status = wc.executeMethod(post);
 817                     for (org.apache.commons.httpclient.Header a : post.getRequestHeaders()) {
 818                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 819                     }
 820                     for (org.apache.commons.httpclient.Header a : post.getResponseHeaders()) {
 821                         Log.d("sharer", a.getName() + ":"+a.getValue());
 822                     }
 823                     String resp = post.getResponseBodyAsString();
 824                     Log.d("share", ""+post.getURI().toString());
 825                     Log.d("share", "returned status " + status);
 826                     Log.d("share", " " +resp);
 827
 828                     if(status != HttpStatus.SC_OK ||resp == null || resp.equals("") || resp.startsWith("false")) {
 829                         return;
 830                      }
 831
 832                     JSONObject jsonObject = new JSONObject (resp);
 833                     String jsonStatus = jsonObject.getString("status");
 834                     if(!jsonStatus.equals("success")) throw new Exception("Error while sharing file status != success");
 835
 836                     String token = jsonObject.getString("data");
 837                     String uri = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + SHARED_PATH + token;
 838                     Log.d("Actions:shareFile ok", "url: " + uri);
 839
 840                 } catch (Exception e) {
 841                     e.printStackTrace();
 842                 }
 843
 844             } else if (ocv.compareTo(new OwnCloudVersion(0x030000)) >= 0) {
 845
 846             }
 847         }
 848     }
 849
 850     public void onDismiss(EditNameDialog dialog) {
 851         if (dialog.getResult()) {
 852             String newFilename = dialog.getNewFilename();
 853             Log.d(TAG, "name edit dialog dismissed with new name " + newFilename);
 854             mLastRemoteOperation = new RenameFileOperation( mFile,
 855                                                             mAccount,
 856                                                             newFilename,
 857                                                             new FileDataStorageManager(mAccount, getActivity().getContentResolver()));
 858             WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 859             mLastRemoteOperation.execute(wc, this, mHandler);
 860             boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 861             getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 862         }
 863     }
 864
 865
 866     /**
 867      * {@inheritDoc}
 868      */
 869     @Override
 870     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 871         if (operation.equals(mLastRemoteOperation)) {
 872             if (operation instanceof RemoveFileOperation) {
 873                 onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
 874
 875             } else if (operation instanceof RenameFileOperation) {
 876                 onRenameFileOperationFinish((RenameFileOperation)operation, result);
 877
 878             } else if (operation instanceof SynchronizeFileOperation) {
 879                 onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
 880             }
 881         }
 882     }
 883
 884
 885     private void onRemoveFileOperationFinish(RemoveFileOperation 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             Toast msg = Toast.makeText(getActivity().getApplicationContext(), R.string.remove_success_msg, Toast.LENGTH_LONG);
 891             msg.show();
 892             if (inDisplayActivity) {
 893                 // double pane
 894                 FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
 895                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
 896                 transaction.commit();
 897                 mContainerActivity.onFileStateChanged();
 898             } else {
 899                 getActivity().finish();
 900             }
 901
 902         } else {
 903             Toast msg = Toast.makeText(getActivity(), R.string.remove_fail_msg, Toast.LENGTH_LONG);
 904             msg.show();
 905             if (result.isSslRecoverableException()) {
 906                 // TODO show the SSL warning dialog
 907             }
 908         }
 909     }
 910
 911     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
 912         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 913         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 914
 915         if (result.isSuccess()) {
 916             updateFileDetails(((RenameFileOperation)operation).getFile(), mAccount);
 917             mContainerActivity.onFileStateChanged();
 918
 919         } else {
 920             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
 921                 Toast msg = Toast.makeText(getActivity(), R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
 922                 msg.show();
 923                 // TODO throw again the new rename dialog
 924             } else {
 925                 Toast msg = Toast.makeText(getActivity(), R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
 926                 msg.show();
 927                 if (result.isSslRecoverableException()) {
 928                     // TODO show the SSL warning dialog
 929                 }
 930             }
 931         }
 932     }
 933
 934     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
 935         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 936         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 937
 938         if (!result.isSuccess()) {
 939             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
 940                 Intent i = new Intent(getActivity(), ConflictsResolveActivity.class);
 941                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, mFile);
 942                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, mAccount);
 943                 startActivity(i);
 944
 945             } else {
 946                 Toast msg = Toast.makeText(getActivity(), R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
 947                 msg.show();
 948             }
 949
 950             if (mFile.isDown()) {
 951                 setButtonsForDown();
 952
 953             } else {
 954                 setButtonsForRemote();
 955             }
 956
 957         } else {
 958             if (operation.transferWasRequested()) {
 959                 setButtonsForTransferring();
 960                 mContainerActivity.onFileStateChanged();    // this is not working; FileDownloader won't do NOTHING at all until this method finishes, so
 961                                                             // checking the service to see if the file is downloading results in FALSE
 962             } else {
 963                 Toast msg = Toast.makeText(getActivity(), R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
 964                 msg.show();
 965                 if (mFile.isDown()) {
 966                     setButtonsForDown();
 967
 968                 } else {
 969                     setButtonsForRemote();
 970                 }
 971             }
 972         }
 973     }
 974
 975
 976     public void listenForTransferProgress() {
 977         if (mProgressListener != null) {
 978             if (mContainerActivity.getFileDownloaderBinder() != null) {
 979                 mContainerActivity.getFileDownloaderBinder().addDatatransferProgressListener(mProgressListener, mAccount, mFile);
 980             }
 981             if (mContainerActivity.getFileUploaderBinder() != null) {
 982                 mContainerActivity.getFileUploaderBinder().addDatatransferProgressListener(mProgressListener, mAccount, mFile);
 983             }
 984         }
 985     }
 986
 987
 988     public void leaveTransferProgress() {
 989         if (mProgressListener != null) {
 990             if (mContainerActivity.getFileDownloaderBinder() != null) {
 991                 mContainerActivity.getFileDownloaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
 992             }
 993             if (mContainerActivity.getFileUploaderBinder() != null) {
 994                 mContainerActivity.getFileUploaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
 995             }
 996         }
 997     }
 998
 999
1000
1001     /**
1002      * Helper class responsible for updating the progress bar shown for file uploading or downloading
1003      *
1004      * @author David A. Velasco
1005      */
1006     private class ProgressListener implements OnDatatransferProgressListener {
1007         int mLastPercent = 0;
1008         WeakReference<ProgressBar> mProgressBar = null;
1009
1010         ProgressListener(ProgressBar progressBar) {
1011             mProgressBar = new WeakReference<ProgressBar>(progressBar);
1012         }
1013
1014         @Override
1015         public void onTransferProgress(long progressRate) {
1016             // old method, nothing here
1017         };
1018
1019         @Override
1020         public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer, String filename) {
1021             int percent = (int)(100.0*((double)totalTransferredSoFar)/((double)totalToTransfer));
1022             if (percent != mLastPercent) {
1023                 ProgressBar pb = mProgressBar.get();
1024                 if (pb != null) {
1025                     pb.setProgress(percent);
1026                     pb.postInvalidate();
1027                 }
1028             }
1029             mLastPercent = percent;
1030         }
1031
1032     };
1033
1034
1035
1036 }