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