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.io.IOException;
  22 import java.util.ArrayList;
  23 import java.util.List;
  24
  25 import org.apache.commons.httpclient.HttpException;
  26 import org.apache.commons.httpclient.methods.GetMethod;
  27 import org.apache.commons.httpclient.methods.PostMethod;
  28 import org.apache.commons.httpclient.methods.StringRequestEntity;
  29 import org.apache.commons.httpclient.params.HttpConnectionManagerParams;
  30 import org.apache.http.HttpStatus;
  31 import org.apache.http.NameValuePair;
  32 import org.apache.http.client.utils.URLEncodedUtils;
  33 import org.apache.http.message.BasicNameValuePair;
  34 import org.apache.http.protocol.HTTP;
  35 import org.apache.jackrabbit.webdav.client.methods.DavMethodBase;
  36 import org.apache.jackrabbit.webdav.client.methods.DeleteMethod;
  37 import org.apache.jackrabbit.webdav.client.methods.PropFindMethod;
  38 import org.json.JSONObject;
  39
  40 import android.accounts.Account;
  41 import android.accounts.AccountManager;
  42 import android.annotation.SuppressLint;
  43 import android.app.Activity;
  44 import android.content.ActivityNotFoundException;
  45 import android.content.BroadcastReceiver;
  46 import android.content.Context;
  47 import android.content.Intent;
  48 import android.content.IntentFilter;
  49 import android.content.res.Resources.NotFoundException;
  50 import android.graphics.Bitmap;
  51 import android.graphics.BitmapFactory;
  52 import android.graphics.BitmapFactory.Options;
  53 import android.graphics.Point;
  54 import android.net.Uri;
  55 import android.os.AsyncTask;
  56 import android.os.Bundle;
  57 import android.os.Handler;
  58 import android.support.v4.app.FragmentTransaction;
  59 import android.util.Log;
  60 import android.view.Display;
  61 import android.view.LayoutInflater;
  62 import android.view.View;
  63 import android.view.View.OnClickListener;
  64 import android.view.ViewGroup;
  65 import android.view.WindowManager.LayoutParams;
  66 import android.webkit.MimeTypeMap;
  67 import android.widget.Button;
  68 import android.widget.CheckBox;
  69 import android.widget.ImageView;
  70 import android.widget.TextView;
  71 import android.widget.Toast;
  72
  73 import com.actionbarsherlock.app.SherlockDialogFragment;
  74 import com.actionbarsherlock.app.SherlockFragment;
  75 import com.owncloud.android.AccountUtils;
  76 import com.owncloud.android.DisplayUtils;
  77 import com.owncloud.android.authenticator.AccountAuthenticator;
  78 import com.owncloud.android.datamodel.FileDataStorageManager;
  79 import com.owncloud.android.datamodel.OCFile;
  80 import com.owncloud.android.files.services.FileDownloader;
  81 import com.owncloud.android.files.services.FileUploader;
  82 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  83 import com.owncloud.android.network.OwnCloudClientUtils;
  84 import com.owncloud.android.ui.activity.FileDetailActivity;
  85 import com.owncloud.android.ui.activity.FileDisplayActivity;
  86 import com.owncloud.android.ui.activity.TransferServiceGetter;
  87 import com.owncloud.android.utils.OwnCloudVersion;
  88
  89 import com.owncloud.android.R;
  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  *
  98  */
  99 public class FileDetailFragment extends SherlockFragment implements
 100         OnClickListener, ConfirmationDialogFragment.ConfirmationDialogFragmentListener {
 101
 102     public static final String EXTRA_FILE = "FILE";
 103     public static final String EXTRA_ACCOUNT = "ACCOUNT";
 104
 105     private FileDetailFragment.ContainerActivity mContainerActivity;
 106
 107     private int mLayout;
 108     private View mView;
 109     private OCFile mFile;
 110     private Account mAccount;
 111     private ImageView mPreview;
 112
 113     private DownloadFinishReceiver mDownloadFinishReceiver;
 114     private UploadFinishReceiver mUploadFinishReceiver;
 115
 116     private static final String TAG = "FileDetailFragment";
 117     public static final String FTAG = "FileDetails";
 118     public static final String FTAG_CONFIRMATION = "REMOVE_CONFIRMATION_FRAGMENT";
 119
 120
 121     /**
 122      * Creates an empty details fragment.
 123      *
 124      * It's necessary to keep a public constructor without parameters; the system uses it when tries to reinstantiate a fragment automatically.
 125      */
 126     public FileDetailFragment() {
 127         mFile = null;
 128         mAccount = null;
 129         mLayout = R.layout.file_details_empty;
 130     }
 131
 132
 133     /**
 134      * Creates a details fragment.
 135      *
 136      * When 'fileToDetail' or 'ocAccount' are null, creates a dummy layout (to use when a file wasn't tapped before).
 137      *
 138      * @param fileToDetail      An {@link OCFile} to show in the fragment
 139      * @param ocAccount         An ownCloud account; needed to start downloads
 140      */
 141     public FileDetailFragment(OCFile fileToDetail, Account ocAccount) {
 142         mFile = fileToDetail;
 143         mAccount = ocAccount;
 144         mLayout = R.layout.file_details_empty;
 145
 146         if(fileToDetail != null && ocAccount != null) {
 147             mLayout = R.layout.file_details_fragment;
 148         }
 149     }
 150
 151
 152     @Override
 153     public View onCreateView(LayoutInflater inflater, ViewGroup container,
 154             Bundle savedInstanceState) {
 155         super.onCreateView(inflater, container, savedInstanceState);
 156
 157         if (savedInstanceState != null) {
 158             mFile = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 159             mAccount = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_ACCOUNT);
 160         }
 161
 162         View view = null;
 163         view = inflater.inflate(mLayout, container, false);
 164         mView = view;
 165
 166         if (mLayout == R.layout.file_details_fragment) {
 167             mView.findViewById(R.id.fdKeepInSync).setOnClickListener(this);
 168             mView.findViewById(R.id.fdRenameBtn).setOnClickListener(this);
 169             mView.findViewById(R.id.fdDownloadBtn).setOnClickListener(this);
 170             mView.findViewById(R.id.fdOpenBtn).setOnClickListener(this);
 171             mView.findViewById(R.id.fdRemoveBtn).setOnClickListener(this);
 172             //mView.findViewById(R.id.fdShareBtn).setOnClickListener(this);
 173             mPreview = (ImageView)mView.findViewById(R.id.fdPreview);
 174         }
 175
 176         return view;
 177     }
 178
 179
 180     /**
 181      * {@inheritDoc}
 182      */
 183     @Override
 184     public void onAttach(Activity activity) {
 185         super.onAttach(activity);
 186         try {
 187             mContainerActivity = (ContainerActivity) activity;
 188         } catch (ClassCastException e) {
 189             throw new ClassCastException(activity.toString() + " must implement " + FileDetailFragment.ContainerActivity.class.getCanonicalName());
 190         }
 191     }
 192
 193
 194     @Override
 195     public void onSaveInstanceState(Bundle outState) {
 196         Log.i(getClass().toString(), "onSaveInstanceState() start");
 197         super.onSaveInstanceState(outState);
 198         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mFile);
 199         outState.putParcelable(FileDetailFragment.EXTRA_ACCOUNT, mAccount);
 200         Log.i(getClass().toString(), "onSaveInstanceState() end");
 201     }
 202
 203
 204     @Override
 205     public void onResume() {
 206         super.onResume();
 207
 208         mDownloadFinishReceiver = new DownloadFinishReceiver();
 209         IntentFilter filter = new IntentFilter(
 210                 FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 211         getActivity().registerReceiver(mDownloadFinishReceiver, filter);
 212
 213         mUploadFinishReceiver = new UploadFinishReceiver();
 214         filter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 215         getActivity().registerReceiver(mUploadFinishReceiver, filter);
 216
 217         mPreview = (ImageView)mView.findViewById(R.id.fdPreview);
 218     }
 219
 220     @Override
 221     public void onPause() {
 222         super.onPause();
 223
 224         getActivity().unregisterReceiver(mDownloadFinishReceiver);
 225         mDownloadFinishReceiver = null;
 226
 227         getActivity().unregisterReceiver(mUploadFinishReceiver);
 228         mUploadFinishReceiver = null;
 229
 230         if (mPreview != null) {
 231             mPreview = null;
 232         }
 233     }
 234
 235     @Override
 236     public View getView() {
 237         return super.getView() == null ? mView : super.getView();
 238     }
 239
 240
 241
 242     @Override
 243     public void onClick(View v) {
 244         switch (v.getId()) {
 245             case R.id.fdDownloadBtn: {
 246                 //if (FileDownloader.isDownloading(mAccount, mFile.getRemotePath())) {
 247                 FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 248                 if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile.getRemotePath())) {
 249                     downloaderBinder.cancel(mAccount, mFile.getRemotePath());
 250                     if (mFile.isDown()) {
 251                         setButtonsForDown();
 252                     } else {
 253                         setButtonsForRemote();
 254                     }
 255
 256                 } else {
 257                     Intent i = new Intent(getActivity(), FileDownloader.class);
 258                     i.putExtra(FileDownloader.EXTRA_ACCOUNT, mAccount);
 259                     i.putExtra(FileDownloader.EXTRA_REMOTE_PATH, mFile.getRemotePath());
 260                     i.putExtra(FileDownloader.EXTRA_FILE_PATH, mFile.getRemotePath());
 261                     i.putExtra(FileDownloader.EXTRA_FILE_SIZE, mFile.getFileLength());
 262
 263                     // update ui
 264                     setButtonsForTransferring();
 265
 266                     getActivity().startService(i);
 267                     mContainerActivity.onFileStateChanged();    // this is not working; it is performed before the fileDownloadService registers it as 'in progress'
 268                 }
 269                 break;
 270             }
 271             case R.id.fdKeepInSync: {
 272                 CheckBox cb = (CheckBox) getView().findViewById(R.id.fdKeepInSync);
 273                 mFile.setKeepInSync(cb.isChecked());
 274                 FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getApplicationContext().getContentResolver());
 275                 fdsm.saveFile(mFile);
 276                 if (mFile.keepInSync()) {
 277                     onClick(getView().findViewById(R.id.fdDownloadBtn));
 278                 } else {
 279                     mContainerActivity.onFileStateChanged();    // put inside 'else' to not call it twice (here, and in the virtual click on fdDownloadBtn)
 280                 }
 281                 /*
 282                 Intent intent = new Intent(getActivity().getApplicationContext(),
 283                                            FileObserverService.class);
 284                 intent.putExtra(FileObserverService.KEY_FILE_CMD,
 285                            (cb.isChecked()?
 286                                    FileObserverService.CMD_ADD_OBSERVED_FILE:
 287                                    FileObserverService.CMD_DEL_OBSERVED_FILE));
 288                 intent.putExtra(FileObserverService.KEY_CMD_ARG, mFile.getStoragePath());
 289                 getActivity().startService(intent);
 290                 */
 291                 break;
 292             }
 293             case R.id.fdRenameBtn: {
 294                 EditNameFragment dialog = EditNameFragment.newInstance(mFile.getFileName());
 295                 dialog.show(getFragmentManager(), "nameeditdialog");
 296                 dialog.setOnDismissListener(this);
 297                 break;
 298             }
 299             case R.id.fdRemoveBtn: {
 300                 ConfirmationDialogFragment confDialog = ConfirmationDialogFragment.newInstance(
 301                         R.string.confirmation_remove_alert,
 302                         new String[]{mFile.getFileName()},
 303                         mFile.isDown() ? R.string.confirmation_remove_remote_and_local : R.string.confirmation_remove_remote,
 304                         mFile.isDown() ? R.string.confirmation_remove_local : -1,
 305                         R.string.common_cancel);
 306                 confDialog.setOnConfirmationListener(this);
 307                 confDialog.show(getFragmentManager(), FTAG_CONFIRMATION);
 308                 break;
 309             }
 310             case R.id.fdOpenBtn: {
 311                 String storagePath = mFile.getStoragePath();
 312                 String encodedStoragePath = WebdavUtils.encodePath(storagePath);
 313                 try {
 314                     Intent i = new Intent(Intent.ACTION_VIEW);
 315                     i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mFile.getMimetype());
 316                     i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 317                     startActivity(i);
 318
 319                 } catch (Throwable t) {
 320                     Log.e(TAG, "Fail when trying to open with the mimeType provided from the ownCloud server: " + mFile.getMimetype());
 321                     boolean toastIt = true;
 322                     String mimeType = "";
 323                     try {
 324                         Intent i = new Intent(Intent.ACTION_VIEW);
 325                         mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
 326                         if (mimeType != null && !mimeType.equals(mFile.getMimetype())) {
 327                             i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mimeType);
 328                             i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 329                             startActivity(i);
 330                             toastIt = false;
 331                         }
 332
 333                     } catch (IndexOutOfBoundsException e) {
 334                         Log.e(TAG, "Trying to find out MIME type of a file without extension: " + storagePath);
 335
 336                     } catch (ActivityNotFoundException e) {
 337                         Log.e(TAG, "No activity found to handle: " + storagePath + " with MIME type " + mimeType + " obtained from extension");
 338
 339                     } catch (Throwable th) {
 340                         Log.e(TAG, "Unexpected problem when opening: " + storagePath, th);
 341
 342                     } finally {
 343                         if (toastIt) {
 344                             Toast.makeText(getActivity(), "There is no application to handle file " + mFile.getFileName(), Toast.LENGTH_SHORT).show();
 345                         }
 346                     }
 347
 348                 }
 349                 break;
 350             }
 351             default:
 352                 Log.e(TAG, "Incorrect view clicked!");
 353         }
 354
 355         /* else if (v.getId() == R.id.fdShareBtn) {
 356             Thread t = new Thread(new ShareRunnable(mFile.getRemotePath()));
 357             t.start();
 358         }*/
 359     }
 360
 361
 362     @Override
 363     public void onConfirmation(String callerTag) {
 364         if (callerTag.equals(FTAG_CONFIRMATION)) {
 365             FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 366             if (fdsm.getFileById(mFile.getFileId()) != null) {
 367                 new Thread(new RemoveRunnable(mFile, mAccount, new Handler())).start();
 368                 boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 369                 getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 370             }
 371         }
 372     }
 373
 374     @Override
 375     public void onNeutral(String callerTag) {
 376         FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 377         File f = null;
 378         if (mFile.isDown() && (f = new File(mFile.getStoragePath())).exists()) {
 379             f.delete();
 380             mFile.setStoragePath(null);
 381             fdsm.saveFile(mFile);
 382             updateFileDetails(mFile, mAccount);
 383         }
 384     }
 385
 386     @Override
 387     public void onCancel(String callerTag) {
 388         Log.d(TAG, "REMOVAL CANCELED");
 389     }
 390
 391
 392     /**
 393      * Check if the fragment was created with an empty layout. An empty fragment can't show file details, must be replaced.
 394      *
 395      * @return  True when the fragment was created with the empty layout.
 396      */
 397     public boolean isEmpty() {
 398         return mLayout == R.layout.file_details_empty;
 399     }
 400
 401
 402     /**
 403      * Can be used to get the file that is currently being displayed.
 404      * @return The file on the screen.
 405      */
 406     public OCFile getDisplayedFile(){
 407         return mFile;
 408     }
 409
 410     /**
 411      * Use this method to signal this Activity that it shall update its view.
 412      *
 413      * @param file : An {@link OCFile}
 414      */
 415     public void updateFileDetails(OCFile file, Account ocAccount) {
 416         mFile = file;
 417         mAccount = ocAccount;
 418         updateFileDetails();
 419     }
 420
 421
 422     /**
 423      * Updates the view with all relevant details about that file.
 424      */
 425     public void updateFileDetails() {
 426
 427         if (mFile != null && mAccount != null && mLayout == R.layout.file_details_fragment) {
 428
 429             // set file details
 430             setFilename(mFile.getFileName());
 431             setFiletype(DisplayUtils.convertMIMEtoPrettyPrint(mFile
 432                     .getMimetype()));
 433             setFilesize(mFile.getFileLength());
 434             if(ocVersionSupportsTimeCreated()){
 435                 setTimeCreated(mFile.getCreationTimestamp());
 436             }
 437
 438             setTimeModified(mFile.getModificationTimestamp());
 439
 440             CheckBox cb = (CheckBox)getView().findViewById(R.id.fdKeepInSync);
 441             cb.setChecked(mFile.keepInSync());
 442
 443             // configure UI for depending upon local state of the file
 444             //if (FileDownloader.isDownloading(mAccount, mFile.getRemotePath()) || FileUploader.isUploading(mAccount, mFile.getRemotePath())) {
 445             FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 446             if ((downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile.getRemotePath())) || FileUploader.isUploading(mAccount, mFile.getRemotePath())) {
 447                 setButtonsForTransferring();
 448
 449             } else if (mFile.isDown()) {
 450                 // Update preview
 451                 if (mFile.getMimetype().startsWith("image/")) {
 452                     BitmapLoader bl = new BitmapLoader();
 453                     bl.execute(new String[]{mFile.getStoragePath()});
 454                 }
 455
 456                 setButtonsForDown();
 457
 458             } else {
 459                 setButtonsForRemote();
 460             }
 461         }
 462     }
 463
 464
 465     /**
 466      * Updates the filename in view
 467      * @param filename to set
 468      */
 469     private void setFilename(String filename) {
 470         TextView tv = (TextView) getView().findViewById(R.id.fdFilename);
 471         if (tv != null)
 472             tv.setText(filename);
 473     }
 474
 475     /**
 476      * Updates the MIME type in view
 477      * @param mimetype to set
 478      */
 479     private void setFiletype(String mimetype) {
 480         TextView tv = (TextView) getView().findViewById(R.id.fdType);
 481         if (tv != null)
 482             tv.setText(mimetype);
 483     }
 484
 485     /**
 486      * Updates the file size in view
 487      * @param filesize in bytes to set
 488      */
 489     private void setFilesize(long filesize) {
 490         TextView tv = (TextView) getView().findViewById(R.id.fdSize);
 491         if (tv != null)
 492             tv.setText(DisplayUtils.bytesToHumanReadable(filesize));
 493     }
 494
 495     /**
 496      * Updates the time that the file was created in view
 497      * @param milliseconds Unix time to set
 498      */
 499     private void setTimeCreated(long milliseconds){
 500         TextView tv = (TextView) getView().findViewById(R.id.fdCreated);
 501         TextView tvLabel = (TextView) getView().findViewById(R.id.fdCreatedLabel);
 502         if(tv != null){
 503             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 504             tv.setVisibility(View.VISIBLE);
 505             tvLabel.setVisibility(View.VISIBLE);
 506         }
 507     }
 508
 509     /**
 510      * Updates the time that the file was last modified
 511      * @param milliseconds Unix time to set
 512      */
 513     private void setTimeModified(long milliseconds){
 514         TextView tv = (TextView) getView().findViewById(R.id.fdModified);
 515         if(tv != null){
 516             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 517         }
 518     }
 519
 520     /**
 521      * Enables or disables buttons for a file being downloaded
 522      */
 523     private void setButtonsForTransferring() {
 524         if (!isEmpty()) {
 525             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 526             downloadButton.setText(R.string.common_cancel);
 527             //downloadButton.setEnabled(false);
 528
 529             // let's protect the user from himself ;)
 530             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 531             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(false);
 532             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(false);
 533         }
 534     }
 535
 536     /**
 537      * Enables or disables buttons for a file locally available
 538      */
 539     private void setButtonsForDown() {
 540         if (!isEmpty()) {
 541             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 542             downloadButton.setText(R.string.filedetails_redownload);
 543             //downloadButton.setEnabled(true);
 544
 545             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(true);
 546             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 547             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 548         }
 549     }
 550
 551     /**
 552      * Enables or disables buttons for a file not locally available
 553      */
 554     private void setButtonsForRemote() {
 555         if (!isEmpty()) {
 556             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 557             downloadButton.setText(R.string.filedetails_download);
 558
 559             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 560             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 561             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 562         }
 563     }
 564
 565
 566     /**
 567      * In ownCloud 3.X.X and 4.X.X there is a bug that SabreDAV does not return
 568      * the time that the file was created. There is a chance that this will
 569      * be fixed in future versions. Use this method to check if this version of
 570      * ownCloud has this fix.
 571      * @return True, if ownCloud the ownCloud version is supporting creation time
 572      */
 573     private boolean ocVersionSupportsTimeCreated(){
 574         /*if(mAccount != null){
 575             AccountManager accManager = (AccountManager) getActivity().getSystemService(Context.ACCOUNT_SERVICE);
 576             OwnCloudVersion ocVersion = new OwnCloudVersion(accManager
 577                     .getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 578             if(ocVersion.compareTo(new OwnCloudVersion(0x030000)) < 0) {
 579                 return true;
 580             }
 581         }*/
 582         return false;
 583     }
 584
 585
 586     /**
 587      * Interface to implement by any Activity that includes some instance of FileDetailFragment
 588      *
 589      * @author David A. Velasco
 590      */
 591     public interface ContainerActivity extends TransferServiceGetter {
 592
 593         /**
 594          * Callback method invoked when the detail fragment wants to notice its container
 595          * activity about a relevant state the file shown by the fragment.
 596          *
 597          * Added to notify to FileDisplayActivity about the need of refresh the files list.
 598          *
 599          * Currently called when:
 600          *  - a download is started;
 601          *  - a rename is completed;
 602          *  - a deletion is completed;
 603          *  - the 'inSync' flag is changed;
 604          */
 605         public void onFileStateChanged();
 606
 607     }
 608
 609
 610     /**
 611      * Once the file download has finished -> update view
 612      * @author Bartek Przybylski
 613      */
 614     private class DownloadFinishReceiver extends BroadcastReceiver {
 615         @Override
 616         public void onReceive(Context context, Intent intent) {
 617             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
 618
 619             if (!isEmpty() && accountName.equals(mAccount.name)) {
 620                 boolean downloadWasFine = intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false);
 621                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 622                 if (mFile.getRemotePath().equals(downloadedRemotePath)) {
 623                     if (downloadWasFine) {
 624                         mFile.setStoragePath(intent.getStringExtra(FileDownloader.EXTRA_FILE_PATH));    // updates the local object without accessing the database again
 625                     }
 626                     updateFileDetails();    // it updates the buttons; must be called although !downloadWasFine
 627                 }
 628             }
 629         }
 630     }
 631
 632
 633     /**
 634      * Once the file upload has finished -> update view
 635      *
 636      * Being notified about the finish of an upload is necessary for the next sequence:
 637      *   1. Upload a big file.
 638      *   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
 639      *      of its containing folder; the the server includes it in the PROPFIND requests although it's not fully upload.
 640      *   3. Click the file in the list to see its details.
 641      *   4. Wait for the upload finishes; at this moment, the details view must be refreshed to enable the action buttons.
 642      */
 643     private class UploadFinishReceiver extends BroadcastReceiver {
 644         @Override
 645         public void onReceive(Context context, Intent intent) {
 646             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 647
 648             if (!isEmpty() && accountName.equals(mAccount.name)) {
 649                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
 650                 String uploadRemotePath = intent.getStringExtra(FileUploader.EXTRA_REMOTE_PATH);
 651                 if (mFile.getRemotePath().equals(uploadRemotePath)) {
 652                     if (uploadWasFine) {
 653                         FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getApplicationContext().getContentResolver());
 654                         mFile = fdsm.getFileByPath(mFile.getRemotePath());
 655                     }
 656                     updateFileDetails();    // it updates the buttons; must be called although !uploadWasFine; interrupted uploads still leave an incomplete file in the server
 657                 }
 658             }
 659         }
 660     }
 661
 662
 663     // this is a temporary class for sharing purposes, it need to be replaced in transfer service
 664     @SuppressWarnings("unused")
 665     private class ShareRunnable implements Runnable {
 666         private String mPath;
 667
 668         public ShareRunnable(String path) {
 669             mPath = path;
 670         }
 671
 672         public void run() {
 673             AccountManager am = AccountManager.get(getActivity());
 674             Account account = AccountUtils.getCurrentOwnCloudAccount(getActivity());
 675             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
 676             String url = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + AccountUtils.getWebdavPath(ocv);
 677
 678             Log.d("share", "sharing for version " + ocv.toString());
 679
 680             if (ocv.compareTo(new OwnCloudVersion(0x040000)) >= 0) {
 681                 String APPS_PATH = "/apps/files_sharing/";
 682                 String SHARE_PATH = "ajax/share.php";
 683
 684                 String SHARED_PATH = "/apps/files_sharing/get.php?token=";
 685
 686                 final String WEBDAV_SCRIPT = "webdav.php";
 687                 final String WEBDAV_FILES_LOCATION = "/files/";
 688
 689                 WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(account, getActivity().getApplicationContext());
 690                 HttpConnectionManagerParams params = new HttpConnectionManagerParams();
 691                 params.setMaxConnectionsPerHost(wc.getHostConfiguration(), 5);
 692
 693                 //wc.getParams().setParameter("http.protocol.single-cookie-header", true);
 694                 //wc.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
 695
 696                 PostMethod post = new PostMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + APPS_PATH + SHARE_PATH);
 697
 698                 post.addRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8" );
 699                 post.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 700                 List<NameValuePair> formparams = new ArrayList<NameValuePair>();
 701                 Log.d("share", mPath+"");
 702                 formparams.add(new BasicNameValuePair("sources",mPath));
 703                 formparams.add(new BasicNameValuePair("uid_shared_with", "public"));
 704                 formparams.add(new BasicNameValuePair("permissions", "0"));
 705                 post.setRequestEntity(new StringRequestEntity(URLEncodedUtils.format(formparams, HTTP.UTF_8)));
 706
 707                 int status;
 708                 try {
 709                     PropFindMethod find = new PropFindMethod(url+"/");
 710                     find.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 711                     Log.d("sharer", ""+ url+"/");
 712
 713                     for (org.apache.commons.httpclient.Header a : find.getRequestHeaders()) {
 714                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 715                     }
 716
 717                     int status2 = wc.executeMethod(find);
 718
 719                     Log.d("sharer", "propstatus "+status2);
 720
 721                     GetMethod get = new GetMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + "/");
 722                     get.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 723
 724                     status2 = wc.executeMethod(get);
 725
 726                     Log.d("sharer", "getstatus "+status2);
 727                     Log.d("sharer", "" + get.getResponseBodyAsString());
 728
 729                     for (org.apache.commons.httpclient.Header a : get.getResponseHeaders()) {
 730                         Log.d("sharer", a.getName() + ":"+a.getValue());
 731                     }
 732
 733                     status = wc.executeMethod(post);
 734                     for (org.apache.commons.httpclient.Header a : post.getRequestHeaders()) {
 735                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 736                     }
 737                     for (org.apache.commons.httpclient.Header a : post.getResponseHeaders()) {
 738                         Log.d("sharer", a.getName() + ":"+a.getValue());
 739                     }
 740                     String resp = post.getResponseBodyAsString();
 741                     Log.d("share", ""+post.getURI().toString());
 742                     Log.d("share", "returned status " + status);
 743                     Log.d("share", " " +resp);
 744
 745                     if(status != HttpStatus.SC_OK ||resp == null || resp.equals("") || resp.startsWith("false")) {
 746                         return;
 747                      }
 748
 749                     JSONObject jsonObject = new JSONObject (resp);
 750                     String jsonStatus = jsonObject.getString("status");
 751                     if(!jsonStatus.equals("success")) throw new Exception("Error while sharing file status != success");
 752
 753                     String token = jsonObject.getString("data");
 754                     String uri = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + SHARED_PATH + token;
 755                     Log.d("Actions:shareFile ok", "url: " + uri);
 756
 757                 } catch (Exception e) {
 758                     e.printStackTrace();
 759                 }
 760
 761             } else if (ocv.compareTo(new OwnCloudVersion(0x030000)) >= 0) {
 762
 763             }
 764         }
 765     }
 766
 767     public void onDismiss(EditNameFragment dialog) {
 768         if (dialog instanceof EditNameFragment) {
 769             if (((EditNameFragment)dialog).getResult()) {
 770                 String newFilename = ((EditNameFragment)dialog).getNewFilename();
 771                 Log.d(TAG, "name edit dialog dismissed with new name " + newFilename);
 772                 if (!newFilename.equals(mFile.getFileName())) {
 773                     FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 774                     if (fdsm.getFileById(mFile.getFileId()) != null) {
 775                         OCFile newFile = new OCFile(fdsm.getFileById(mFile.getParentId()).getRemotePath() + newFilename);
 776                         newFile.setCreationTimestamp(mFile.getCreationTimestamp());
 777                         newFile.setFileId(mFile.getFileId());
 778                         newFile.setFileLength(mFile.getFileLength());
 779                         newFile.setKeepInSync(mFile.keepInSync());
 780                         newFile.setLastSyncDate(mFile.getLastSyncDate());
 781                         newFile.setMimetype(mFile.getMimetype());
 782                         newFile.setModificationTimestamp(mFile.getModificationTimestamp());
 783                         newFile.setParentId(mFile.getParentId());
 784                         boolean localRenameFails = false;
 785                         if (mFile.isDown()) {
 786                             File f = new File(mFile.getStoragePath());
 787                             Log.e(TAG, f.getAbsolutePath());
 788                             localRenameFails = !(f.renameTo(new File(f.getParent() + File.separator + newFilename)));
 789                             Log.e(TAG, f.getParent() + File.separator + newFilename);
 790                             newFile.setStoragePath(f.getParent() + File.separator + newFilename);
 791                         }
 792
 793                         if (localRenameFails) {
 794                             Toast msg = Toast.makeText(getActivity(), R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
 795                             msg.show();
 796
 797                         } else {
 798                             new Thread(new RenameRunnable(mFile, newFile, mAccount, new Handler())).start();
 799                             boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 800                             getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 801                         }
 802
 803                     }
 804                 }
 805             }
 806         } else {
 807             Log.e(TAG, "Unknown dialog instance passed to onDismissDalog: " + dialog.getClass().getCanonicalName());
 808         }
 809
 810     }
 811
 812     private class RenameRunnable implements Runnable {
 813
 814         Account mAccount;
 815         OCFile mOld, mNew;
 816         Handler mHandler;
 817
 818         public RenameRunnable(OCFile oldFile, OCFile newFile, Account account, Handler handler) {
 819             mOld = oldFile;
 820             mNew = newFile;
 821             mAccount = account;
 822             mHandler = handler;
 823         }
 824
 825         public void run() {
 826             WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 827             AccountManager am = AccountManager.get(getSherlockActivity());
 828             String baseUrl = am.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);
 829             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 830             String webdav_path = AccountUtils.getWebdavPath(ocv);
 831             Log.d("ASD", ""+baseUrl + webdav_path + WebdavUtils.encodePath(mOld.getRemotePath()));
 832
 833             Log.e("ASD", Uri.parse(baseUrl).getPath() == null ? "" : Uri.parse(baseUrl).getPath() + webdav_path + WebdavUtils.encodePath(mNew.getRemotePath()));
 834             LocalMoveMethod move = new LocalMoveMethod(baseUrl + webdav_path + WebdavUtils.encodePath(mOld.getRemotePath()),
 835                                              Uri.parse(baseUrl).getPath() == null ? "" : Uri.parse(baseUrl).getPath() + webdav_path + WebdavUtils.encodePath(mNew.getRemotePath()));
 836
 837             boolean success = false;
 838             try {
 839                 int status = wc.executeMethod(move);
 840                 success = move.succeeded();
 841                 move.getResponseBodyAsString(); // exhaust response, although not interesting
 842                 Log.d(TAG, "Move returned status: " + status);
 843
 844             } catch (HttpException e) {
 845                 Log.e(TAG, "HTTP Exception renaming file " + mOld.getRemotePath() + " to " + mNew.getRemotePath(), e);
 846
 847             } catch (IOException e) {
 848                 Log.e(TAG, "I/O Exception renaming file " + mOld.getRemotePath() + " to " + mNew.getRemotePath(), e);
 849
 850             } catch (Exception e) {
 851                 Log.e(TAG, "Unexpected exception renaming file " + mOld.getRemotePath() + " to " + mNew.getRemotePath(), e);
 852
 853             } finally {
 854                move.releaseConnection();
 855             }
 856
 857             if (success) {
 858                 FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 859                 fdsm.removeFile(mOld, false);
 860                 fdsm.saveFile(mNew);
 861                 mFile = mNew;
 862                 mHandler.post(new Runnable() {
 863                     @Override
 864                     public void run() {
 865                         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 866                         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 867                         updateFileDetails(mFile, mAccount);
 868                         mContainerActivity.onFileStateChanged();
 869                     }
 870                 });
 871
 872             } else {
 873                 mHandler.post(new Runnable() {
 874                     @Override
 875                     public void run() {
 876                         // undo the local rename
 877                         if (mNew.isDown()) {
 878                             File f = new File(mNew.getStoragePath());
 879                             if (!f.renameTo(new File(mOld.getStoragePath()))) {
 880                                 // the local rename undoing failed; last chance: save the new local storage path in the old file
 881                                 mFile.setStoragePath(mNew.getStoragePath());
 882                                 FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 883                                 fdsm.saveFile(mFile);
 884                             }
 885                         }
 886                         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 887                         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 888                         try {
 889                             Toast msg = Toast.makeText(getActivity(), R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
 890                             msg.show();
 891
 892                         } catch (NotFoundException e) {
 893                             e.printStackTrace();
 894                         }
 895                     }
 896                 });
 897             }
 898         }
 899         private class LocalMoveMethod extends DavMethodBase {
 900
 901             public LocalMoveMethod(String uri, String dest) {
 902                 super(uri);
 903                 addRequestHeader(new org.apache.commons.httpclient.Header("Destination", dest));
 904             }
 905
 906             @Override
 907             public String getName() {
 908                 return "MOVE";
 909             }
 910
 911             @Override
 912             protected boolean isSuccess(int status) {
 913                 return status == 201 || status == 204;
 914             }
 915
 916         }
 917     }
 918
 919     private static class EditNameFragment extends SherlockDialogFragment implements OnClickListener {
 920
 921         private String mNewFilename;
 922         private boolean mResult;
 923         private FileDetailFragment mListener;
 924
 925         static public EditNameFragment newInstance(String filename) {
 926             EditNameFragment f = new EditNameFragment();
 927             Bundle args = new Bundle();
 928             args.putString("filename", filename);
 929             f.setArguments(args);
 930             return f;
 931         }
 932
 933         @Override
 934         public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
 935             View v = inflater.inflate(R.layout.edit_box_dialog, container, false);
 936
 937             String currentName = getArguments().getString("filename");
 938             if (currentName == null)
 939                 currentName = "";
 940
 941             ((Button)v.findViewById(R.id.cancel)).setOnClickListener(this);
 942             ((Button)v.findViewById(R.id.ok)).setOnClickListener(this);
 943             ((TextView)v.findViewById(R.id.user_input)).setText(currentName);
 944             ((TextView)v.findViewById(R.id.user_input)).requestFocus();
 945             getDialog().getWindow().setSoftInputMode(LayoutParams.SOFT_INPUT_STATE_VISIBLE);
 946
 947             mResult = false;
 948             return v;
 949         }
 950
 951         @Override
 952         public void onClick(View view) {
 953             switch (view.getId()) {
 954                 case R.id.ok: {
 955                     mNewFilename = ((TextView)getView().findViewById(R.id.user_input)).getText().toString();
 956                     mResult = true;
 957                 }
 958                 case R.id.cancel: { // fallthought
 959                     dismiss();
 960                     mListener.onDismiss(this);
 961                 }
 962             }
 963         }
 964
 965         void setOnDismissListener(FileDetailFragment listener) {
 966             mListener = listener;
 967         }
 968
 969         public String getNewFilename() {
 970             return mNewFilename;
 971         }
 972
 973         // true if user click ok
 974         public boolean getResult() {
 975             return mResult;
 976         }
 977
 978     }
 979
 980     private class RemoveRunnable implements Runnable {
 981
 982         Account mAccount;
 983         OCFile mFileToRemove;
 984         Handler mHandler;
 985
 986         public RemoveRunnable(OCFile fileToRemove, Account account, Handler handler) {
 987             mFileToRemove = fileToRemove;
 988             mAccount = account;
 989             mHandler = handler;
 990         }
 991
 992         public void run() {
 993             WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 994             AccountManager am = AccountManager.get(getSherlockActivity());
 995             String baseUrl = am.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);
 996             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 997             String webdav_path = AccountUtils.getWebdavPath(ocv);
 998             Log.d("ASD", ""+baseUrl + webdav_path + WebdavUtils.encodePath(mFileToRemove.getRemotePath()));
 999
1000             DeleteMethod delete = new DeleteMethod(baseUrl + webdav_path + WebdavUtils.encodePath(mFileToRemove.getRemotePath()));
1001
1002             boolean success = false;
1003             int status = -1;
1004             try {
1005                 status = wc.executeMethod(delete);
1006                 success = (delete.succeeded());
1007                 delete.getResponseBodyAsString();   // exhaust the response, although not interesting
1008                 Log.d(TAG, "Delete: returned status " + status);
1009
1010             } catch (HttpException e) {
1011                 Log.e(TAG, "HTTP Exception removing file " + mFileToRemove.getRemotePath(), e);
1012
1013             } catch (IOException e) {
1014                 Log.e(TAG, "I/O Exception removing file " + mFileToRemove.getRemotePath(), e);
1015
1016             } catch (Exception e) {
1017                 Log.e(TAG, "Unexpected exception removing file " + mFileToRemove.getRemotePath(), e);
1018
1019             } finally {
1020                 delete.releaseConnection();
1021             }
1022
1023             if (success) {
1024                 FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
1025                 fdsm.removeFile(mFileToRemove, true);
1026                 mHandler.post(new Runnable() {
1027                     @Override
1028                     public void run() {
1029                         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
1030                         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
1031                         try {
1032                             Toast msg = Toast.makeText(getActivity().getApplicationContext(), R.string.remove_success_msg, Toast.LENGTH_LONG);
1033                             msg.show();
1034                             if (inDisplayActivity) {
1035                                 // double pane
1036                                 FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
1037                                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
1038                                 transaction.commit();
1039                                 mContainerActivity.onFileStateChanged();
1040
1041                             } else {
1042                                 getActivity().finish();
1043                             }
1044
1045                         } catch (NotFoundException e) {
1046                             e.printStackTrace();
1047                         }
1048                     }
1049                 });
1050
1051             } else {
1052                 mHandler.post(new Runnable() {
1053                     @Override
1054                     public void run() {
1055                         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
1056                         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
1057                         try {
1058                             Toast msg = Toast.makeText(getActivity(), R.string.remove_fail_msg, Toast.LENGTH_LONG);
1059                             msg.show();
1060
1061                         } catch (NotFoundException e) {
1062                             e.printStackTrace();
1063                         }
1064                     }
1065                 });
1066             }
1067         }
1068
1069     }
1070
1071     class BitmapLoader extends AsyncTask<String, Void, Bitmap> {
1072         @SuppressLint({ "NewApi", "NewApi", "NewApi" }) // to avoid Lint errors since Android SDK r20
1073                 @Override
1074         protected Bitmap doInBackground(String... params) {
1075             Bitmap result = null;
1076             if (params.length != 1) return result;
1077             String storagePath = params[0];
1078             try {
1079
1080                 BitmapFactory.Options options = new Options();
1081                 options.inScaled = true;
1082                 options.inPurgeable = true;
1083                 options.inJustDecodeBounds = true;
1084                 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.GINGERBREAD_MR1) {
1085                     options.inPreferQualityOverSpeed = false;
1086                 }
1087                 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
1088                     options.inMutable = false;
1089                 }
1090
1091                 result = BitmapFactory.decodeFile(storagePath, options);
1092                 options.inJustDecodeBounds = false;
1093
1094                 int width = options.outWidth;
1095                 int height = options.outHeight;
1096                 int scale = 1;
1097                 if (width >= 2048 || height >= 2048) {
1098                     scale = (int) Math.ceil((Math.ceil(Math.max(height, width) / 2048.)));
1099                     options.inSampleSize = scale;
1100                 }
1101                 Display display = getActivity().getWindowManager().getDefaultDisplay();
1102                 Point size = new Point();
1103                 int screenwidth;
1104                 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB_MR2) {
1105                     display.getSize(size);
1106                     screenwidth = size.x;
1107                 } else {
1108                     screenwidth = display.getWidth();
1109                 }
1110
1111                 Log.e("ASD", "W " + width + " SW " + screenwidth);
1112
1113                 if (width > screenwidth) {
1114                     scale = (int) Math.ceil((float)width / screenwidth);
1115                     options.inSampleSize = scale;
1116                 }
1117
1118                 result = BitmapFactory.decodeFile(storagePath, options);
1119
1120                 Log.e("ASD", "W " + options.outWidth + " SW " + options.outHeight);
1121
1122             } catch (OutOfMemoryError e) {
1123                 result = null;
1124                 Log.e(TAG, "Out of memory occured for file with size " + storagePath);
1125
1126             } catch (NoSuchFieldError e) {
1127                 result = null;
1128                 Log.e(TAG, "Error from access to unexisting field despite protection " + storagePath);
1129
1130             } catch (Throwable t) {
1131                 result = null;
1132                 Log.e(TAG, "Unexpected error while creating image preview " + storagePath, t);
1133             }
1134             return result;
1135         }
1136         @Override
1137         protected void onPostExecute(Bitmap result) {
1138             if (result != null && mPreview != null) {
1139                 mPreview.setImageBitmap(result);
1140             }
1141         }
1142
1143     }
1144
1145
1146 }