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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License as published by
   7  *   the Free Software Foundation, either version 2 of the License, or
   8  *   (at your option) any later version.
   9  *
  10  *   This program is distributed in the hope that it will be useful,
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *   GNU General Public License for more details.
  14  *
  15  *   You should have received a copy of the GNU General Public License
  16  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19 package com.owncloud.android.ui.fragment;
  20
  21 import java.io.File;
  22 import java.lang.ref.WeakReference;
  23 import java.util.ArrayList;
  24 import java.util.List;
  25
  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.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.Context;
  45 import android.content.Intent;
  46 import android.content.IntentFilter;
  47 import android.net.Uri;
  48 import android.os.Bundle;
  49 import android.os.Handler;
  50 import android.support.v4.app.FragmentTransaction;
  51 import android.util.Log;
  52 import android.view.LayoutInflater;
  53 import android.view.View;
  54 import android.view.View.OnClickListener;
  55 import android.view.ViewGroup;
  56 import android.webkit.MimeTypeMap;
  57 import android.widget.Button;
  58 import android.widget.CheckBox;
  59 import android.widget.ImageView;
  60 import android.widget.ProgressBar;
  61 import android.widget.TextView;
  62 import android.widget.Toast;
  63
  64 import android.graphics.Bitmap;
  65 import android.graphics.BitmapFactory;
  66 import android.graphics.BitmapFactory.Options;
  67 import android.graphics.Point;
  68 import android.net.Uri;
  69 import android.os.AsyncTask;
  70 import android.os.Bundle;
  71 import android.os.Handler;
  72 import android.support.v4.app.DialogFragment;
  73 import android.support.v4.app.FragmentTransaction;
  74 import android.util.Log;
  75 import android.view.Display;
  76 import android.view.LayoutInflater;
  77 import android.view.View;
  78 import android.view.View.OnClickListener;
  79 import android.view.ViewGroup;
  80 import android.webkit.MimeTypeMap;
  81 import android.widget.Button;
  82 import android.widget.CheckBox;
  83 import android.widget.ImageView;
  84 import android.widget.TextView;
  85 import android.widget.Toast;
  86
  87
  88 import com.actionbarsherlock.app.SherlockFragment;
  89 import com.owncloud.android.AccountUtils;
  90 import com.owncloud.android.DisplayUtils;
  91 import com.owncloud.android.Log_OC;
  92 import com.owncloud.android.authenticator.AccountAuthenticator;
  93 import com.owncloud.android.datamodel.FileDataStorageManager;
  94 import com.owncloud.android.datamodel.OCFile;
  95 import com.owncloud.android.files.services.FileObserverService;
  96 import com.owncloud.android.files.services.FileUploader;
  97 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  98 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  99 import com.owncloud.android.network.OwnCloudClientUtils;
 100 import com.owncloud.android.operations.OnRemoteOperationListener;
 101 import com.owncloud.android.operations.RemoteOperation;
 102 import com.owncloud.android.operations.RemoteOperationResult;
 103 import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
 104 import com.owncloud.android.operations.RemoveFileOperation;
 105 import com.owncloud.android.operations.RenameFileOperation;
 106 import com.owncloud.android.operations.SynchronizeFileOperation;
 107 import com.owncloud.android.ui.activity.ConflictsResolveActivity;
 108 import com.owncloud.android.ui.activity.FileDetailActivity;
 109 import com.owncloud.android.ui.activity.FileDisplayActivity;
 110 import com.owncloud.android.ui.dialog.EditNameDialog;
 111 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
 112 import com.owncloud.android.utils.OwnCloudVersion;
 113
 114 import com.owncloud.android.R;
 115
 116 import eu.alefzero.webdav.OnDatatransferProgressListener;
 117 import eu.alefzero.webdav.WebdavClient;
 118 import eu.alefzero.webdav.WebdavUtils;
 119
 120
 121 /**
 122  * This Fragment is used to display the details about a file.
 123  *
 124  * @author Bartek Przybylski
 125  * @author David A. Velasco
 126  */
 127 public class FileDetailFragment extends SherlockFragment implements
 128         OnClickListener,
 129         ConfirmationDialogFragment.ConfirmationDialogFragmentListener, OnRemoteOperationListener, EditNameDialogListener,
 130         FileFragment {
 131
 132     public static final String EXTRA_FILE = "FILE";
 133     public static final String EXTRA_ACCOUNT = "ACCOUNT";
 134
 135     private FileFragment.ContainerActivity mContainerActivity;
 136
 137     private int mLayout;
 138     private View mView;
 139     private OCFile mFile;
 140     private Account mAccount;
 141     private FileDataStorageManager mStorageManager;
 142
 143     private UploadFinishReceiver mUploadFinishReceiver;
 144     public ProgressListener mProgressListener;
 145
 146     private Handler mHandler;
 147     private RemoteOperation mLastRemoteOperation;
 148
 149     private static final String TAG = FileDetailFragment.class.getSimpleName();
 150     public static final String FTAG = "FileDetails";
 151     public static final String FTAG_CONFIRMATION = "REMOVE_CONFIRMATION_FRAGMENT";
 152
 153
 154     /**
 155      * Creates an empty details fragment.
 156      *
 157      * It's necessary to keep a public constructor without parameters; the system uses it when tries to reinstantiate a fragment automatically.
 158      */
 159     public FileDetailFragment() {
 160         mFile = null;
 161         mAccount = null;
 162         mStorageManager = null;
 163         mLayout = R.layout.file_details_empty;
 164         mProgressListener = null;
 165     }
 166
 167
 168     /**
 169      * Creates a details fragment.
 170      *
 171      * When 'fileToDetail' or 'ocAccount' are null, creates a dummy layout (to use when a file wasn't tapped before).
 172      *
 173      * @param fileToDetail      An {@link OCFile} to show in the fragment
 174      * @param ocAccount         An ownCloud account; needed to start downloads
 175      */
 176     public FileDetailFragment(OCFile fileToDetail, Account ocAccount) {
 177         mFile = fileToDetail;
 178         mAccount = ocAccount;
 179         mStorageManager = null; // we need a context to init this; the container activity is not available yet at this moment
 180         mLayout = R.layout.file_details_empty;
 181         mProgressListener = null;
 182     }
 183
 184
 185     @Override
 186     public void onCreate(Bundle savedInstanceState) {
 187         super.onCreate(savedInstanceState);
 188         mHandler = new Handler();
 189     }
 190
 191
 192     @Override
 193     public View onCreateView(LayoutInflater inflater, ViewGroup container,
 194             Bundle savedInstanceState) {
 195         super.onCreateView(inflater, container, savedInstanceState);
 196
 197         if (savedInstanceState != null) {
 198             mFile = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 199             mAccount = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_ACCOUNT);
 200         }
 201
 202         if(mFile != null && mAccount != null) {
 203             mLayout = R.layout.file_details_fragment;
 204         }
 205
 206         View view = null;
 207         view = inflater.inflate(mLayout, container, false);
 208         mView = view;
 209
 210         if (mLayout == R.layout.file_details_fragment) {
 211             mView.findViewById(R.id.fdKeepInSync).setOnClickListener(this);
 212             mView.findViewById(R.id.fdRenameBtn).setOnClickListener(this);
 213             mView.findViewById(R.id.fdDownloadBtn).setOnClickListener(this);
 214             mView.findViewById(R.id.fdOpenBtn).setOnClickListener(this);
 215             mView.findViewById(R.id.fdRemoveBtn).setOnClickListener(this);
 216             //mView.findViewById(R.id.fdShareBtn).setOnClickListener(this);
 217             ProgressBar progressBar = (ProgressBar)mView.findViewById(R.id.fdProgressBar);
 218             mProgressListener = new ProgressListener(progressBar);
 219         }
 220
 221         updateFileDetails(false, false);
 222         return view;
 223     }
 224
 225
 226     /**
 227      * {@inheritDoc}
 228      */
 229     @Override
 230     public void onAttach(Activity activity) {
 231         super.onAttach(activity);
 232         try {
 233             mContainerActivity = (ContainerActivity) activity;
 234
 235         } catch (ClassCastException e) {
 236             throw new ClassCastException(activity.toString() + " must implement " + FileDetailFragment.ContainerActivity.class.getSimpleName());
 237         }
 238     }
 239
 240
 241     /**
 242      * {@inheritDoc}
 243      */
 244     @Override
 245     public void onActivityCreated(Bundle savedInstanceState) {
 246         super.onActivityCreated(savedInstanceState);
 247         if (mAccount != null) {
 248             mStorageManager = new FileDataStorageManager(mAccount, getActivity().getApplicationContext().getContentResolver());
 249         }
 250     }
 251
 252
 253     @Override
 254     public void onSaveInstanceState(Bundle outState) {
 255         super.onSaveInstanceState(outState);
 256         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mFile);
 257         outState.putParcelable(FileDetailFragment.EXTRA_ACCOUNT, mAccount);
 258     }
 259
 260     @Override
 261     public void onStart() {
 262         super.onStart();
 263         listenForTransferProgress();
 264     }
 265
 266     @Override
 267     public void onResume() {
 268         super.onResume();
 269         mUploadFinishReceiver = new UploadFinishReceiver();
 270         IntentFilter filter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 271         getActivity().registerReceiver(mUploadFinishReceiver, filter);
 272
 273     }
 274
 275
 276     @Override
 277     public void onPause() {
 278         super.onPause();
 279         if (mUploadFinishReceiver != null) {
 280             getActivity().unregisterReceiver(mUploadFinishReceiver);
 281             mUploadFinishReceiver = null;
 282         }
 283     }
 284
 285
 286     @Override
 287     public void onStop() {
 288         super.onStop();
 289         leaveTransferProgress();
 290     }
 291
 292
 293     @Override
 294     public View getView() {
 295         return super.getView() == null ? mView : super.getView();
 296     }
 297
 298     @Override
 299     public void onClick(View v) {
 300         switch (v.getId()) {
 301             case R.id.fdDownloadBtn: {
 302                 FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 303                 FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 304                 if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) {
 305                     downloaderBinder.cancel(mAccount, mFile);
 306                     if (mFile.isDown()) {
 307                         setButtonsForDown();
 308                     } else {
 309                         setButtonsForRemote();
 310                     }
 311
 312                 } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile)) {
 313                     uploaderBinder.cancel(mAccount, mFile);
 314                     if (!mFile.fileExists()) {
 315                         // TODO make something better
 316                         if (getActivity() instanceof FileDisplayActivity) {
 317                             // double pane
 318                             FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
 319                             transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FTAG); // empty FileDetailFragment
 320                             transaction.commit();
 321                             mContainerActivity.onFileStateChanged();
 322                         } else {
 323                             getActivity().finish();
 324                         }
 325
 326                     } else if (mFile.isDown()) {
 327                         setButtonsForDown();
 328                     } else {
 329                         setButtonsForRemote();
 330                     }
 331
 332                 } else {
 333                     mLastRemoteOperation = new SynchronizeFileOperation(mFile, null, mStorageManager, mAccount, true, false, getActivity());
 334                     WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 335                     mLastRemoteOperation.execute(wc, this, mHandler);
 336
 337                     // update ui
 338                     boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 339                     getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 340
 341                 }
 342                 break;
 343             }
 344             case R.id.fdKeepInSync: {
 345                 CheckBox cb = (CheckBox) getView().findViewById(R.id.fdKeepInSync);
 346                 mFile.setKeepInSync(cb.isChecked());
 347                 mStorageManager.saveFile(mFile);
 348
 349                 /// register the OCFile instance in the observer service to monitor local updates;
 350                 /// if necessary, the file is download
 351                 Intent intent = new Intent(getActivity().getApplicationContext(),
 352                                            FileObserverService.class);
 353                 intent.putExtra(FileObserverService.KEY_FILE_CMD,
 354                            (cb.isChecked()?
 355                                    FileObserverService.CMD_ADD_OBSERVED_FILE:
 356                                    FileObserverService.CMD_DEL_OBSERVED_FILE));
 357                 intent.putExtra(FileObserverService.KEY_CMD_ARG_FILE, mFile);
 358                 intent.putExtra(FileObserverService.KEY_CMD_ARG_ACCOUNT, mAccount);
 359                 getActivity().startService(intent);
 360
 361                 if (mFile.keepInSync()) {
 362                     onClick(getView().findViewById(R.id.fdDownloadBtn));    // force an immediate synchronization
 363                 }
 364                 break;
 365             }
 366             case R.id.fdRenameBtn: {
 367                 EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.rename_dialog_title), mFile.getFileName(), this);
 368                 dialog.show(getFragmentManager(), "nameeditdialog");
 369                 break;
 370             }
 371             case R.id.fdRemoveBtn: {
 372                 ConfirmationDialogFragment confDialog = ConfirmationDialogFragment.newInstance(
 373                         R.string.confirmation_remove_alert,
 374                         new String[]{mFile.getFileName()},
 375                         mFile.isDown() ? R.string.confirmation_remove_remote_and_local : R.string.confirmation_remove_remote,
 376                         mFile.isDown() ? R.string.confirmation_remove_local : -1,
 377                         R.string.common_cancel);
 378                 confDialog.setOnConfirmationListener(this);
 379                 confDialog.show(getFragmentManager(), FTAG_CONFIRMATION);
 380                 break;
 381             }
 382             case R.id.fdOpenBtn: {
 383                 openFile();
 384                 break;
 385             }
 386             default:
 387                 Log_OC.e(TAG, "Incorrect view clicked!");
 388         }
 389
 390         /* else if (v.getId() == R.id.fdShareBtn) {
 391             Thread t = new Thread(new ShareRunnable(mFile.getRemotePath()));
 392             t.start();
 393         }*/
 394     }
 395
 396
 397     /**
 398      * Opens mFile.
 399      */
 400     private void openFile() {
 401
 402         String storagePath = mFile.getStoragePath();
 403         String encodedStoragePath = WebdavUtils.encodePath(storagePath);
 404         try {
 405             Intent i = new Intent(Intent.ACTION_VIEW);
 406             i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mFile.getMimetype());
 407             i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 408             startActivity(i);
 409
 410         } catch (Throwable t) {
 411             Log.e(TAG, "Fail when trying to open with the mimeType provided from the ownCloud server: " + mFile.getMimetype());
 412             boolean toastIt = true;
 413             String mimeType = "";
 414             try {
 415                 Intent i = new Intent(Intent.ACTION_VIEW);
 416                 mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
 417                 if (mimeType == null || !mimeType.equals(mFile.getMimetype())) {
 418                     if (mimeType != null) {
 419                         i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mimeType);
 420                     } else {
 421                         // desperate try
 422                         i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), "*/*");
 423                     }
 424                     i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 425                     startActivity(i);
 426                     toastIt = false;
 427                 }
 428
 429             } catch (IndexOutOfBoundsException e) {
 430                 Log.e(TAG, "Trying to find out MIME type of a file without extension: " + storagePath);
 431
 432             } catch (ActivityNotFoundException e) {
 433                 Log.e(TAG, "No activity found to handle: " + storagePath + " with MIME type " + mimeType + " obtained from extension");
 434
 435             } catch (Throwable th) {
 436                 Log.e(TAG, "Unexpected problem when opening: " + storagePath, th);
 437
 438             } finally {
 439                 if (toastIt) {
 440                     Toast.makeText(getActivity(), "There is no application to handle file " + mFile.getFileName(), Toast.LENGTH_SHORT).show();
 441                 }
 442             }
 443
 444         }
 445     }
 446
 447
 448     @Override
 449     public void onConfirmation(String callerTag) {
 450         if (callerTag.equals(FTAG_CONFIRMATION)) {
 451             if (mStorageManager.getFileById(mFile.getFileId()) != null) {
 452                 mLastRemoteOperation = new RemoveFileOperation( mFile,
 453                                                                 true,
 454                                                                 mStorageManager);
 455                 WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 456                 mLastRemoteOperation.execute(wc, this, mHandler);
 457
 458                 boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 459                 getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 460             }
 461         }
 462     }
 463
 464     @Override
 465     public void onNeutral(String callerTag) {
 466         File f = null;
 467         if (mFile.isDown() && (f = new File(mFile.getStoragePath())).exists()) {
 468             f.delete();
 469             mFile.setStoragePath(null);
 470             mStorageManager.saveFile(mFile);
 471             updateFileDetails(mFile, mAccount);
 472         }
 473     }
 474
 475     @Override
 476     public void onCancel(String callerTag) {
 477         Log.d(TAG, "REMOVAL CANCELED");
 478     }
 479
 480
 481     /**
 482      * Check if the fragment was created with an empty layout. An empty fragment can't show file details, must be replaced.
 483      *
 484      * @return  True when the fragment was created with the empty layout.
 485      */
 486     public boolean isEmpty() {
 487         return (mLayout == R.layout.file_details_empty || mFile == null || mAccount == null);
 488     }
 489
 490
 491     /**
 492      * {@inheritDoc}
 493      */
 494     public OCFile getFile(){
 495         return mFile;
 496     }
 497
 498     /**
 499      * Use this method to signal this Activity that it shall update its view.
 500      *
 501      * @param file : An {@link OCFile}
 502      */
 503     public void updateFileDetails(OCFile file, Account ocAccount) {
 504         mFile = file;
 505         if (ocAccount != null && (
 506                 mStorageManager == null ||
 507                 (mAccount != null && !mAccount.equals(ocAccount))
 508            )) {
 509             mStorageManager = new FileDataStorageManager(ocAccount, getActivity().getApplicationContext().getContentResolver());
 510         }
 511         mAccount = ocAccount;
 512         updateFileDetails(false, false);
 513     }
 514
 515     /**
 516      * Updates the view with all relevant details about that file.
 517      *
 518      * TODO Remove parameter when the transferring state of files is kept in database.
 519      *
 520      * TODO REFACTORING! this method called 5 times before every time the fragment is shown!
 521      *
 522      * @param transferring      Flag signaling if the file should be considered as downloading or uploading,
 523      *                          although {@link FileDownloaderBinder#isDownloading(Account, OCFile)}  and
 524      *                          {@link FileUploaderBinder#isUploading(Account, OCFile)} return false.
 525      *
 526      * @param refresh           If 'true', try to refresh the hold file from the database
 527      */
 528     public void updateFileDetails(boolean transferring, boolean refresh) {
 529
 530         if (readyToShow()) {
 531
 532             if (refresh && mStorageManager != null) {
 533                 mFile = mStorageManager.getFileByPath(mFile.getRemotePath());
 534             }
 535
 536             // set file details
 537             setFilename(mFile.getFileName());
 538             setFiletype(mFile.getMimetype());
 539             setFilesize(mFile.getFileLength());
 540             if(ocVersionSupportsTimeCreated()){
 541                 setTimeCreated(mFile.getCreationTimestamp());
 542             }
 543
 544             setTimeModified(mFile.getModificationTimestamp());
 545
 546             CheckBox cb = (CheckBox)getView().findViewById(R.id.fdKeepInSync);
 547             cb.setChecked(mFile.keepInSync());
 548
 549             // configure UI for depending upon local state of the file
 550             //if (FileDownloader.isDownloading(mAccount, mFile.getRemotePath()) || FileUploader.isUploading(mAccount, mFile.getRemotePath())) {
 551             FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 552             FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 553             if (transferring || (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) || (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile))) {
 554                 setButtonsForTransferring();
 555
 556             } else if (mFile.isDown()) {
 557
 558                 setButtonsForDown();
 559
 560             } else {
 561                 // TODO load default preview image; when the local file is removed, the preview remains there
 562                 setButtonsForRemote();
 563             }
 564         }
 565         getView().invalidate();
 566     }
 567
 568
 569     /**
 570      * Checks if the fragment is ready to show details of a OCFile
 571      *
 572      * @return  'True' when the fragment is ready to show details of a file
 573      */
 574     private boolean readyToShow() {
 575         return (mFile != null && mAccount != null && mLayout == R.layout.file_details_fragment);
 576     }
 577
 578
 579     /**
 580      * Updates the filename in view
 581      * @param filename to set
 582      */
 583     private void setFilename(String filename) {
 584         TextView tv = (TextView) getView().findViewById(R.id.fdFilename);
 585         if (tv != null)
 586             tv.setText(filename);
 587     }
 588
 589     /**
 590      * Updates the MIME type in view
 591      * @param mimetype to set
 592      */
 593     private void setFiletype(String mimetype) {
 594         TextView tv = (TextView) getView().findViewById(R.id.fdType);
 595         if (tv != null) {
 596             String printableMimetype = DisplayUtils.convertMIMEtoPrettyPrint(mimetype);;
 597             tv.setText(printableMimetype);
 598         }
 599         ImageView iv = (ImageView) getView().findViewById(R.id.fdIcon);
 600         if (iv != null) {
 601             iv.setImageResource(DisplayUtils.getResourceId(mimetype));
 602         }
 603     }
 604
 605     /**
 606      * Updates the file size in view
 607      * @param filesize in bytes to set
 608      */
 609     private void setFilesize(long filesize) {
 610         TextView tv = (TextView) getView().findViewById(R.id.fdSize);
 611         if (tv != null)
 612             tv.setText(DisplayUtils.bytesToHumanReadable(filesize));
 613     }
 614
 615     /**
 616      * Updates the time that the file was created in view
 617      * @param milliseconds Unix time to set
 618      */
 619     private void setTimeCreated(long milliseconds){
 620         TextView tv = (TextView) getView().findViewById(R.id.fdCreated);
 621         TextView tvLabel = (TextView) getView().findViewById(R.id.fdCreatedLabel);
 622         if(tv != null){
 623             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 624             tv.setVisibility(View.VISIBLE);
 625             tvLabel.setVisibility(View.VISIBLE);
 626         }
 627     }
 628
 629     /**
 630      * Updates the time that the file was last modified
 631      * @param milliseconds Unix time to set
 632      */
 633     private void setTimeModified(long milliseconds){
 634         TextView tv = (TextView) getView().findViewById(R.id.fdModified);
 635         if(tv != null){
 636             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 637         }
 638     }
 639
 640     /**
 641      * Enables or disables buttons for a file being downloaded
 642      */
 643     private void setButtonsForTransferring() {
 644         if (!isEmpty()) {
 645             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 646             downloadButton.setText(R.string.common_cancel);
 647             //downloadButton.setEnabled(false);
 648
 649             // let's protect the user from himself ;)
 650             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 651             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(false);
 652             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(false);
 653             getView().findViewById(R.id.fdKeepInSync).setEnabled(false);
 654
 655             // show the progress bar for the transfer
 656             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 657             progressBar.setVisibility(View.VISIBLE);
 658             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 659             progressText.setVisibility(View.VISIBLE);
 660             FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 661             FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 662             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) {
 663                 progressText.setText(R.string.downloader_download_in_progress_ticker);
 664             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile)) {
 665                 progressText.setText(R.string.uploader_upload_in_progress_ticker);
 666             }
 667         }
 668     }
 669
 670     /**
 671      * Enables or disables buttons for a file locally available
 672      */
 673     private void setButtonsForDown() {
 674         if (!isEmpty()) {
 675             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 676             downloadButton.setText(R.string.filedetails_sync_file);
 677
 678             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(true);
 679             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 680             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 681             getView().findViewById(R.id.fdKeepInSync).setEnabled(true);
 682
 683             // hides the progress bar
 684             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 685             progressBar.setVisibility(View.GONE);
 686             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 687             progressText.setVisibility(View.GONE);
 688         }
 689     }
 690
 691     /**
 692      * Enables or disables buttons for a file not locally available
 693      */
 694     private void setButtonsForRemote() {
 695         if (!isEmpty()) {
 696             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 697             downloadButton.setText(R.string.filedetails_download);
 698
 699             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 700             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 701             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 702             getView().findViewById(R.id.fdKeepInSync).setEnabled(true);
 703
 704             // hides the progress bar
 705             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 706             progressBar.setVisibility(View.GONE);
 707             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 708             progressText.setVisibility(View.GONE);
 709         }
 710     }
 711
 712
 713     /**
 714      * In ownCloud 3.X.X and 4.X.X there is a bug that SabreDAV does not return
 715      * the time that the file was created. There is a chance that this will
 716      * be fixed in future versions. Use this method to check if this version of
 717      * ownCloud has this fix.
 718      * @return True, if ownCloud the ownCloud version is supporting creation time
 719      */
 720     private boolean ocVersionSupportsTimeCreated(){
 721         /*if(mAccount != null){
 722             AccountManager accManager = (AccountManager) getActivity().getSystemService(Context.ACCOUNT_SERVICE);
 723             OwnCloudVersion ocVersion = new OwnCloudVersion(accManager
 724                     .getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 725             if(ocVersion.compareTo(new OwnCloudVersion(0x030000)) < 0) {
 726                 return true;
 727             }
 728         }*/
 729         return false;
 730     }
 731
 732
 733     /**
 734      * Once the file upload has finished -> update view
 735      *
 736      * Being notified about the finish of an upload is necessary for the next sequence:
 737      *   1. Upload a big file.
 738      *   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
 739      *      of its containing folder; the the server includes it in the PROPFIND requests although it's not fully upload.
 740      *   3. Click the file in the list to see its details.
 741      *   4. Wait for the upload finishes; at this moment, the details view must be refreshed to enable the action buttons.
 742      */
 743     private class UploadFinishReceiver extends BroadcastReceiver {
 744         @Override
 745         public void onReceive(Context context, Intent intent) {
 746             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 747
 748             if (!isEmpty() && accountName.equals(mAccount.name)) {
 749                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
 750                 String uploadRemotePath = intent.getStringExtra(FileUploader.EXTRA_REMOTE_PATH);
 751                 boolean renamedInUpload = mFile.getRemotePath().equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
 752                 if (mFile.getRemotePath().equals(uploadRemotePath) ||
 753                     renamedInUpload) {
 754                     if (uploadWasFine) {
 755                         mFile = mStorageManager.getFileByPath(uploadRemotePath);
 756                     }
 757                     if (renamedInUpload) {
 758                         String newName = (new File(uploadRemotePath)).getName();
 759                         Toast msg = Toast.makeText(getActivity().getApplicationContext(), String.format(getString(R.string.filedetails_renamed_in_upload_msg), newName), Toast.LENGTH_LONG);
 760                         msg.show();
 761                     }
 762                     getSherlockActivity().removeStickyBroadcast(intent);    // not the best place to do this; a small refactorization of BroadcastReceivers should be done
 763                     updateFileDetails(false, false);    // it updates the buttons; must be called although !uploadWasFine; interrupted uploads still leave an incomplete file in the server
 764                 }
 765             }
 766         }
 767     }
 768
 769
 770     // this is a temporary class for sharing purposes, it need to be replaced in transfer service
 771     @SuppressWarnings("unused")
 772     private class ShareRunnable implements Runnable {
 773         private String mPath;
 774
 775         public ShareRunnable(String path) {
 776             mPath = path;
 777         }
 778
 779         public void run() {
 780             AccountManager am = AccountManager.get(getActivity());
 781             Account account = AccountUtils.getCurrentOwnCloudAccount(getActivity());
 782             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
 783             String url = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + AccountUtils.getWebdavPath(ocv);
 784
 785             Log.d("share", "sharing for version " + ocv.toString());
 786
 787             if (ocv.compareTo(new OwnCloudVersion(0x040000)) >= 0) {
 788                 String APPS_PATH = "/apps/files_sharing/";
 789                 String SHARE_PATH = "ajax/share.php";
 790
 791                 String SHARED_PATH = "/apps/files_sharing/get.php?token=";
 792
 793                 final String WEBDAV_SCRIPT = "webdav.php";
 794                 final String WEBDAV_FILES_LOCATION = "/files/";
 795
 796                 WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(account, getActivity().getApplicationContext());
 797                 HttpConnectionManagerParams params = new HttpConnectionManagerParams();
 798                 params.setMaxConnectionsPerHost(wc.getHostConfiguration(), 5);
 799
 800                 //wc.getParams().setParameter("http.protocol.single-cookie-header", true);
 801                 //wc.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
 802
 803                 PostMethod post = new PostMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + APPS_PATH + SHARE_PATH);
 804
 805                 post.addRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8" );
 806                 post.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 807                 List<NameValuePair> formparams = new ArrayList<NameValuePair>();
 808                 Log.d("share", mPath+"");
 809                 formparams.add(new BasicNameValuePair("sources",mPath));
 810                 formparams.add(new BasicNameValuePair("uid_shared_with", "public"));
 811                 formparams.add(new BasicNameValuePair("permissions", "0"));
 812                 post.setRequestEntity(new StringRequestEntity(URLEncodedUtils.format(formparams, HTTP.UTF_8)));
 813
 814                 int status;
 815                 try {
 816                     PropFindMethod find = new PropFindMethod(url+"/");
 817                     find.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 818                     Log.d("sharer", ""+ url+"/");
 819
 820                     for (org.apache.commons.httpclient.Header a : find.getRequestHeaders()) {
 821                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 822                     }
 823
 824                     int status2 = wc.executeMethod(find);
 825
 826                     Log.d("sharer", "propstatus "+status2);
 827
 828                     GetMethod get = new GetMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + "/");
 829                     get.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 830
 831                     status2 = wc.executeMethod(get);
 832
 833                     Log.d("sharer", "getstatus "+status2);
 834                     Log.d("sharer", "" + get.getResponseBodyAsString());
 835
 836                     for (org.apache.commons.httpclient.Header a : get.getResponseHeaders()) {
 837                         Log.d("sharer", a.getName() + ":"+a.getValue());
 838                     }
 839
 840                     status = wc.executeMethod(post);
 841                     for (org.apache.commons.httpclient.Header a : post.getRequestHeaders()) {
 842                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 843                     }
 844                     for (org.apache.commons.httpclient.Header a : post.getResponseHeaders()) {
 845                         Log.d("sharer", a.getName() + ":"+a.getValue());
 846                     }
 847                     String resp = post.getResponseBodyAsString();
 848                     Log.d("share", ""+post.getURI().toString());
 849                     Log.d("share", "returned status " + status);
 850                     Log.d("share", " " +resp);
 851
 852                     if(status != HttpStatus.SC_OK ||resp == null || resp.equals("") || resp.startsWith("false")) {
 853                         return;
 854                      }
 855
 856                     JSONObject jsonObject = new JSONObject (resp);
 857                     String jsonStatus = jsonObject.getString("status");
 858                     if(!jsonStatus.equals("success")) throw new Exception("Error while sharing file status != success");
 859
 860                     String token = jsonObject.getString("data");
 861                     String uri = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + SHARED_PATH + token;
 862                     Log.d("Actions:shareFile ok", "url: " + uri);
 863
 864                 } catch (Exception e) {
 865                     e.printStackTrace();
 866                 }
 867
 868             } else if (ocv.compareTo(new OwnCloudVersion(0x030000)) >= 0) {
 869
 870             }
 871         }
 872     }
 873
 874     public void onDismiss(EditNameDialog dialog) {
 875         if (dialog.getResult()) {
 876             String newFilename = dialog.getNewFilename();
 877             Log.d(TAG, "name edit dialog dismissed with new name " + newFilename);
 878             mLastRemoteOperation = new RenameFileOperation( mFile,
 879                                                             mAccount,
 880                                                             newFilename,
 881                                                             new FileDataStorageManager(mAccount, getActivity().getContentResolver()));
 882             WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 883             mLastRemoteOperation.execute(wc, this, mHandler);
 884             boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 885             getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 886         }
 887     }
 888
 889
 890     /**
 891      * {@inheritDoc}
 892      */
 893     @Override
 894     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 895         if (operation.equals(mLastRemoteOperation)) {
 896             if (operation instanceof RemoveFileOperation) {
 897                 onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
 898
 899             } else if (operation instanceof RenameFileOperation) {
 900                 onRenameFileOperationFinish((RenameFileOperation)operation, result);
 901
 902             } else if (operation instanceof SynchronizeFileOperation) {
 903                 onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
 904             }
 905         }
 906     }
 907
 908
 909     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
 910         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 911         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 912
 913         if (result.isSuccess()) {
 914             Toast msg = Toast.makeText(getActivity().getApplicationContext(), R.string.remove_success_msg, Toast.LENGTH_LONG);
 915             msg.show();
 916             if (inDisplayActivity) {
 917                 // double pane
 918                 FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
 919                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
 920                 transaction.commit();
 921                 mContainerActivity.onFileStateChanged();
 922             } else {
 923                 getActivity().finish();
 924             }
 925
 926         } else {
 927             Toast msg = Toast.makeText(getActivity(), R.string.remove_fail_msg, Toast.LENGTH_LONG);
 928             msg.show();
 929             if (result.isSslRecoverableException()) {
 930                 // TODO show the SSL warning dialog
 931             }
 932         }
 933     }
 934
 935     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
 936         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 937         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 938
 939         if (result.isSuccess()) {
 940             updateFileDetails(((RenameFileOperation)operation).getFile(), mAccount);
 941             mContainerActivity.onFileStateChanged();
 942
 943         } else {
 944             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
 945                 Toast msg = Toast.makeText(getActivity(), R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
 946                 msg.show();
 947                 // TODO throw again the new rename dialog
 948             } else {
 949                 Toast msg = Toast.makeText(getActivity(), R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
 950                 msg.show();
 951                 if (result.isSslRecoverableException()) {
 952                     // TODO show the SSL warning dialog
 953                 }
 954             }
 955         }
 956     }
 957
 958     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
 959         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 960         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 961
 962         if (!result.isSuccess()) {
 963             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
 964                 Intent i = new Intent(getActivity(), ConflictsResolveActivity.class);
 965                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, mFile);
 966                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, mAccount);
 967                 startActivity(i);
 968
 969             } else {
 970                 Toast msg = Toast.makeText(getActivity(), R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
 971                 msg.show();
 972             }
 973
 974             if (mFile.isDown()) {
 975                 setButtonsForDown();
 976
 977             } else {
 978                 setButtonsForRemote();
 979             }
 980
 981         } else {
 982             if (operation.transferWasRequested()) {
 983                 setButtonsForTransferring();
 984                 mContainerActivity.onFileStateChanged();    // this is not working; FileDownloader won't do NOTHING at all until this method finishes, so
 985                                                             // checking the service to see if the file is downloading results in FALSE
 986             } else {
 987                 Toast msg = Toast.makeText(getActivity(), R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
 988                 msg.show();
 989                 if (mFile.isDown()) {
 990                     setButtonsForDown();
 991
 992                 } else {
 993                     setButtonsForRemote();
 994                 }
 995             }
 996         }
 997     }
 998
 999
1000     public void listenForTransferProgress() {
1001         if (mProgressListener != null) {
1002             if (mContainerActivity.getFileDownloaderBinder() != null) {
1003                 mContainerActivity.getFileDownloaderBinder().addDatatransferProgressListener(mProgressListener, mAccount, mFile);
1004             }
1005             if (mContainerActivity.getFileUploaderBinder() != null) {
1006                 mContainerActivity.getFileUploaderBinder().addDatatransferProgressListener(mProgressListener, mAccount, mFile);
1007             }
1008         }
1009     }
1010
1011
1012     public void leaveTransferProgress() {
1013         if (mProgressListener != null) {
1014             if (mContainerActivity.getFileDownloaderBinder() != null) {
1015                 mContainerActivity.getFileDownloaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
1016             }
1017             if (mContainerActivity.getFileUploaderBinder() != null) {
1018                 mContainerActivity.getFileUploaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
1019             }
1020         }
1021     }
1022
1023
1024
1025     /**
1026      * Helper class responsible for updating the progress bar shown for file uploading or downloading
1027      *
1028      * @author David A. Velasco
1029      */
1030     private class ProgressListener implements OnDatatransferProgressListener {
1031         int mLastPercent = 0;
1032         WeakReference<ProgressBar> mProgressBar = null;
1033
1034         ProgressListener(ProgressBar progressBar) {
1035             mProgressBar = new WeakReference<ProgressBar>(progressBar);
1036         }
1037
1038         @Override
1039         public void onTransferProgress(long progressRate) {
1040             // old method, nothing here
1041         };
1042
1043         @Override
1044         public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer, String filename) {
1045             int percent = (int)(100.0*((double)totalTransferredSoFar)/((double)totalToTransfer));
1046             if (percent != mLastPercent) {
1047                 ProgressBar pb = mProgressBar.get();
1048                 if (pb != null) {
1049                     pb.setProgress(percent);
1050                     pb.postInvalidate();
1051                 }
1052             }
1053             mLastPercent = percent;
1054         }
1055
1056     };
1057
1058 }