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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18 package com.owncloud.android.ui.fragment;
  19
  20 import java.io.File;
  21 import java.lang.ref.WeakReference;
  22 import java.util.ArrayList;
  23 import java.util.List;
  24
  25 import org.apache.commons.httpclient.methods.GetMethod;
  26 import org.apache.commons.httpclient.methods.PostMethod;
  27 import org.apache.commons.httpclient.methods.StringRequestEntity;
  28 import org.apache.commons.httpclient.params.HttpConnectionManagerParams;
  29 import org.apache.http.HttpStatus;
  30 import org.apache.http.NameValuePair;
  31 import org.apache.http.client.utils.URLEncodedUtils;
  32 import org.apache.http.message.BasicNameValuePair;
  33 import org.apache.http.protocol.HTTP;
  34 import org.apache.jackrabbit.webdav.client.methods.PropFindMethod;
  35 import org.json.JSONObject;
  36
  37 import android.accounts.Account;
  38 import android.accounts.AccountManager;
  39 //import android.annotation.SuppressLint;
  40 import android.app.Activity;
  41 import android.content.ActivityNotFoundException;
  42 import android.content.BroadcastReceiver;
  43 import android.content.Context;
  44 import android.content.Intent;
  45 import android.content.IntentFilter;
  46 import android.net.Uri;
  47 import android.os.Bundle;
  48 import android.os.Handler;
  49 import android.support.v4.app.FragmentTransaction;
  50 import android.util.Log;
  51 import android.view.LayoutInflater;
  52 import android.view.View;
  53 import android.view.View.OnClickListener;
  54 import android.view.ViewGroup;
  55 import android.webkit.MimeTypeMap;
  56 import android.widget.Button;
  57 import android.widget.CheckBox;
  58 import android.widget.ImageView;
  59 import android.widget.ProgressBar;
  60 import android.widget.TextView;
  61 import android.widget.Toast;
  62
  63 import android.graphics.Bitmap;
  64 import android.graphics.BitmapFactory;
  65 import android.graphics.BitmapFactory.Options;
  66 import android.graphics.Point;
  67 import android.net.Uri;
  68 import android.os.AsyncTask;
  69 import android.os.Bundle;
  70 import android.os.Handler;
  71 import android.support.v4.app.DialogFragment;
  72 import android.support.v4.app.FragmentTransaction;
  73 import android.util.Log;
  74 import android.view.Display;
  75 import android.view.LayoutInflater;
  76 import android.view.View;
  77 import android.view.View.OnClickListener;
  78 import android.view.ViewGroup;
  79 import android.webkit.MimeTypeMap;
  80 import android.widget.Button;
  81 import android.widget.CheckBox;
  82 import android.widget.ImageView;
  83 import android.widget.TextView;
  84 import android.widget.Toast;
  85
  86
  87 import com.actionbarsherlock.app.SherlockFragment;
  88 import com.owncloud.android.AccountUtils;
  89 import com.owncloud.android.DisplayUtils;
  90 import com.owncloud.android.Log_OC;
  91 import com.owncloud.android.authenticator.AccountAuthenticator;
  92 import com.owncloud.android.datamodel.FileDataStorageManager;
  93 import com.owncloud.android.datamodel.OCFile;
  94 import com.owncloud.android.files.services.FileObserverService;
  95 import com.owncloud.android.files.services.FileUploader;
  96 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  97 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  98 import com.owncloud.android.network.OwnCloudClientUtils;
  99 import com.owncloud.android.operations.OnRemoteOperationListener;
 100 import com.owncloud.android.operations.RemoteOperation;
 101 import com.owncloud.android.operations.RemoteOperationResult;
 102 import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
 103 import com.owncloud.android.operations.RemoveFileOperation;
 104 import com.owncloud.android.operations.RenameFileOperation;
 105 import com.owncloud.android.operations.SynchronizeFileOperation;
 106 import com.owncloud.android.ui.activity.ConflictsResolveActivity;
 107 import com.owncloud.android.ui.activity.FileDetailActivity;
 108 import com.owncloud.android.ui.activity.FileDisplayActivity;
 109 import com.owncloud.android.ui.dialog.EditNameDialog;
 110 import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
 111 import com.owncloud.android.utils.OwnCloudVersion;
 112
 113 import com.owncloud.android.R;
 114
 115 import eu.alefzero.webdav.OnDatatransferProgressListener;
 116 import eu.alefzero.webdav.WebdavClient;
 117 import eu.alefzero.webdav.WebdavUtils;
 118
 119
 120 /**
 121  * This Fragment is used to display the details about a file.
 122  *
 123  * @author Bartek Przybylski
 124  * @author David A. Velasco
 125  */
 126 public class FileDetailFragment extends SherlockFragment implements
 127         OnClickListener,
 128         ConfirmationDialogFragment.ConfirmationDialogFragmentListener, OnRemoteOperationListener, EditNameDialogListener,
 129         FileFragment {
 130
 131     public static final String EXTRA_FILE = "FILE";
 132     public static final String EXTRA_ACCOUNT = "ACCOUNT";
 133
 134     private FileFragment.ContainerActivity mContainerActivity;
 135
 136     private int mLayout;
 137     private View mView;
 138     private OCFile mFile;
 139     private Account mAccount;
 140     private FileDataStorageManager mStorageManager;
 141
 142     private UploadFinishReceiver mUploadFinishReceiver;
 143     public ProgressListener mProgressListener;
 144
 145     private Handler mHandler;
 146     private RemoteOperation mLastRemoteOperation;
 147
 148     private static final String TAG = FileDetailFragment.class.getSimpleName();
 149     public static final String FTAG = "FileDetails";
 150     public static final String FTAG_CONFIRMATION = "REMOVE_CONFIRMATION_FRAGMENT";
 151
 152
 153     /**
 154      * Creates an empty details fragment.
 155      *
 156      * It's necessary to keep a public constructor without parameters; the system uses it when tries to reinstantiate a fragment automatically.
 157      */
 158     public FileDetailFragment() {
 159         mFile = null;
 160         mAccount = null;
 161         mStorageManager = null;
 162         mLayout = R.layout.file_details_empty;
 163         mProgressListener = null;
 164     }
 165
 166
 167     /**
 168      * Creates a details fragment.
 169      *
 170      * When 'fileToDetail' or 'ocAccount' are null, creates a dummy layout (to use when a file wasn't tapped before).
 171      *
 172      * @param fileToDetail      An {@link OCFile} to show in the fragment
 173      * @param ocAccount         An ownCloud account; needed to start downloads
 174      */
 175     public FileDetailFragment(OCFile fileToDetail, Account ocAccount) {
 176         mFile = fileToDetail;
 177         mAccount = ocAccount;
 178         mStorageManager = null; // we need a context to init this; the container activity is not available yet at this moment
 179         mLayout = R.layout.file_details_empty;
 180         mProgressListener = null;
 181     }
 182
 183
 184     @Override
 185     public void onCreate(Bundle savedInstanceState) {
 186         super.onCreate(savedInstanceState);
 187         mHandler = new Handler();
 188     }
 189
 190
 191     @Override
 192     public View onCreateView(LayoutInflater inflater, ViewGroup container,
 193             Bundle savedInstanceState) {
 194         super.onCreateView(inflater, container, savedInstanceState);
 195
 196         if (savedInstanceState != null) {
 197             mFile = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 198             mAccount = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_ACCOUNT);
 199         }
 200
 201         if(mFile != null && mAccount != null) {
 202             mLayout = R.layout.file_details_fragment;
 203         }
 204
 205         View view = null;
 206         view = inflater.inflate(mLayout, container, false);
 207         mView = view;
 208
 209         if (mLayout == R.layout.file_details_fragment) {
 210             mView.findViewById(R.id.fdKeepInSync).setOnClickListener(this);
 211             mView.findViewById(R.id.fdRenameBtn).setOnClickListener(this);
 212             mView.findViewById(R.id.fdDownloadBtn).setOnClickListener(this);
 213             mView.findViewById(R.id.fdOpenBtn).setOnClickListener(this);
 214             mView.findViewById(R.id.fdRemoveBtn).setOnClickListener(this);
 215             //mView.findViewById(R.id.fdShareBtn).setOnClickListener(this);
 216             ProgressBar progressBar = (ProgressBar)mView.findViewById(R.id.fdProgressBar);
 217             mProgressListener = new ProgressListener(progressBar);
 218         }
 219
 220         updateFileDetails(false, false);
 221         return view;
 222     }
 223
 224
 225     /**
 226      * {@inheritDoc}
 227      */
 228     @Override
 229     public void onAttach(Activity activity) {
 230         super.onAttach(activity);
 231         try {
 232             mContainerActivity = (ContainerActivity) activity;
 233
 234         } catch (ClassCastException e) {
 235             throw new ClassCastException(activity.toString() + " must implement " + FileDetailFragment.ContainerActivity.class.getSimpleName());
 236         }
 237     }
 238
 239
 240     /**
 241      * {@inheritDoc}
 242      */
 243     @Override
 244     public void onActivityCreated(Bundle savedInstanceState) {
 245         super.onActivityCreated(savedInstanceState);
 246         if (mAccount != null) {
 247             mStorageManager = new FileDataStorageManager(mAccount, getActivity().getApplicationContext().getContentResolver());
 248         }
 249     }
 250
 251
 252     @Override
 253     public void onSaveInstanceState(Bundle outState) {
 254         super.onSaveInstanceState(outState);
 255         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mFile);
 256         outState.putParcelable(FileDetailFragment.EXTRA_ACCOUNT, mAccount);
 257     }
 258
 259     @Override
 260     public void onStart() {
 261         super.onStart();
 262         listenForTransferProgress();
 263     }
 264
 265     @Override
 266     public void onResume() {
 267         super.onResume();
 268         mUploadFinishReceiver = new UploadFinishReceiver();
 269         IntentFilter filter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
 270         getActivity().registerReceiver(mUploadFinishReceiver, filter);
 271
 272     }
 273
 274
 275     @Override
 276     public void onPause() {
 277         super.onPause();
 278         if (mUploadFinishReceiver != null) {
 279             getActivity().unregisterReceiver(mUploadFinishReceiver);
 280             mUploadFinishReceiver = null;
 281         }
 282     }
 283
 284
 285     @Override
 286     public void onStop() {
 287         super.onStop();
 288         leaveTransferProgress();
 289     }
 290
 291
 292     @Override
 293     public View getView() {
 294         return super.getView() == null ? mView : super.getView();
 295     }
 296
 297     @Override
 298     public void onClick(View v) {
 299         switch (v.getId()) {
 300             case R.id.fdDownloadBtn: {
 301                 FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 302                 FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 303                 if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) {
 304                     downloaderBinder.cancel(mAccount, mFile);
 305                     if (mFile.isDown()) {
 306                         setButtonsForDown();
 307                     } else {
 308                         setButtonsForRemote();
 309                     }
 310
 311                 } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile)) {
 312                     uploaderBinder.cancel(mAccount, mFile);
 313                     if (!mFile.fileExists()) {
 314                         // TODO make something better
 315                         if (getActivity() instanceof FileDisplayActivity) {
 316                             // double pane
 317                             FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
 318                             transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FTAG); // empty FileDetailFragment
 319                             transaction.commit();
 320                             mContainerActivity.onFileStateChanged();
 321                         } else {
 322                             getActivity().finish();
 323                         }
 324
 325                     } else if (mFile.isDown()) {
 326                         setButtonsForDown();
 327                     } else {
 328                         setButtonsForRemote();
 329                     }
 330
 331                 } else {
 332                     mLastRemoteOperation = new SynchronizeFileOperation(mFile, null, mStorageManager, mAccount, true, false, getActivity());
 333                     WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 334                     mLastRemoteOperation.execute(wc, this, mHandler);
 335
 336                     // update ui
 337                     boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 338                     getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 339
 340                 }
 341                 break;
 342             }
 343             case R.id.fdKeepInSync: {
 344                 CheckBox cb = (CheckBox) getView().findViewById(R.id.fdKeepInSync);
 345                 mFile.setKeepInSync(cb.isChecked());
 346                 mStorageManager.saveFile(mFile);
 347
 348                 /// register the OCFile instance in the observer service to monitor local updates;
 349                 /// if necessary, the file is download
 350                 Intent intent = new Intent(getActivity().getApplicationContext(),
 351                                            FileObserverService.class);
 352                 intent.putExtra(FileObserverService.KEY_FILE_CMD,
 353                            (cb.isChecked()?
 354                                    FileObserverService.CMD_ADD_OBSERVED_FILE:
 355                                    FileObserverService.CMD_DEL_OBSERVED_FILE));
 356                 intent.putExtra(FileObserverService.KEY_CMD_ARG_FILE, mFile);
 357                 intent.putExtra(FileObserverService.KEY_CMD_ARG_ACCOUNT, mAccount);
 358                 getActivity().startService(intent);
 359
 360                 if (mFile.keepInSync()) {
 361                     onClick(getView().findViewById(R.id.fdDownloadBtn));    // force an immediate synchronization
 362                 }
 363                 break;
 364             }
 365             case R.id.fdRenameBtn: {
 366                 String fileName = mFile.getFileName();
 367                 int extensionStart = mFile.isDirectory() ? -1 : fileName.lastIndexOf(".");
 368                 int selectionEnd = (extensionStart >= 0) ? extensionStart : fileName.length();
 369                 EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.rename_dialog_title), fileName, 0, selectionEnd, this);
 370                 dialog.show(getFragmentManager(), "nameeditdialog");
 371                 break;
 372             }
 373             case R.id.fdRemoveBtn: {
 374                 ConfirmationDialogFragment confDialog = ConfirmationDialogFragment.newInstance(
 375                         R.string.confirmation_remove_alert,
 376                         new String[]{mFile.getFileName()},
 377                         mFile.isDown() ? R.string.confirmation_remove_remote_and_local : R.string.confirmation_remove_remote,
 378                         mFile.isDown() ? R.string.confirmation_remove_local : -1,
 379                         R.string.common_cancel);
 380                 confDialog.setOnConfirmationListener(this);
 381                 confDialog.show(getFragmentManager(), FTAG_CONFIRMATION);
 382                 break;
 383             }
 384             case R.id.fdOpenBtn: {
 385                 openFile();
 386                 break;
 387             }
 388             default:
 389                 Log_OC.e(TAG, "Incorrect view clicked!");
 390         }
 391
 392         /* else if (v.getId() == R.id.fdShareBtn) {
 393             Thread t = new Thread(new ShareRunnable(mFile.getRemotePath()));
 394             t.start();
 395         }*/
 396     }
 397
 398
 399     /**
 400      * Opens mFile.
 401      */
 402     private void openFile() {
 403
 404         String storagePath = mFile.getStoragePath();
 405         String encodedStoragePath = WebdavUtils.encodePath(storagePath);
 406         try {
 407             Intent i = new Intent(Intent.ACTION_VIEW);
 408             i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mFile.getMimetype());
 409             i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 410             startActivity(i);
 411
 412         } catch (Throwable t) {
 413             Log.e(TAG, "Fail when trying to open with the mimeType provided from the ownCloud server: " + mFile.getMimetype());
 414             boolean toastIt = true;
 415             String mimeType = "";
 416             try {
 417                 Intent i = new Intent(Intent.ACTION_VIEW);
 418                 mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
 419                 if (mimeType == null || !mimeType.equals(mFile.getMimetype())) {
 420                     if (mimeType != null) {
 421                         i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mimeType);
 422                     } else {
 423                         // desperate try
 424                         i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), "*/*");
 425                     }
 426                     i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 427                     startActivity(i);
 428                     toastIt = false;
 429                 }
 430
 431             } catch (IndexOutOfBoundsException e) {
 432                 Log.e(TAG, "Trying to find out MIME type of a file without extension: " + storagePath);
 433
 434             } catch (ActivityNotFoundException e) {
 435                 Log.e(TAG, "No activity found to handle: " + storagePath + " with MIME type " + mimeType + " obtained from extension");
 436
 437             } catch (Throwable th) {
 438                 Log.e(TAG, "Unexpected problem when opening: " + storagePath, th);
 439
 440             } finally {
 441                 if (toastIt) {
 442                     Toast.makeText(getActivity(), "There is no application to handle file " + mFile.getFileName(), Toast.LENGTH_SHORT).show();
 443                 }
 444             }
 445
 446         }
 447     }
 448
 449
 450     @Override
 451     public void onConfirmation(String callerTag) {
 452         if (callerTag.equals(FTAG_CONFIRMATION)) {
 453             if (mStorageManager.getFileById(mFile.getFileId()) != null) {
 454                 mLastRemoteOperation = new RemoveFileOperation( mFile,
 455                                                                 true,
 456                                                                 mStorageManager);
 457                 WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 458                 mLastRemoteOperation.execute(wc, this, mHandler);
 459
 460                 boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 461                 getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 462             }
 463         }
 464     }
 465
 466     @Override
 467     public void onNeutral(String callerTag) {
 468         File f = null;
 469         if (mFile.isDown() && (f = new File(mFile.getStoragePath())).exists()) {
 470             f.delete();
 471             mFile.setStoragePath(null);
 472             mStorageManager.saveFile(mFile);
 473             updateFileDetails(mFile, mAccount);
 474         }
 475     }
 476
 477     @Override
 478     public void onCancel(String callerTag) {
 479         Log.d(TAG, "REMOVAL CANCELED");
 480     }
 481
 482
 483     /**
 484      * Check if the fragment was created with an empty layout. An empty fragment can't show file details, must be replaced.
 485      *
 486      * @return  True when the fragment was created with the empty layout.
 487      */
 488     public boolean isEmpty() {
 489         return (mLayout == R.layout.file_details_empty || mFile == null || mAccount == null);
 490     }
 491
 492
 493     /**
 494      * {@inheritDoc}
 495      */
 496     public OCFile getFile(){
 497         return mFile;
 498     }
 499
 500     /**
 501      * Use this method to signal this Activity that it shall update its view.
 502      *
 503      * @param file : An {@link OCFile}
 504      */
 505     public void updateFileDetails(OCFile file, Account ocAccount) {
 506         mFile = file;
 507         if (ocAccount != null && (
 508                 mStorageManager == null ||
 509                 (mAccount != null && !mAccount.equals(ocAccount))
 510            )) {
 511             mStorageManager = new FileDataStorageManager(ocAccount, getActivity().getApplicationContext().getContentResolver());
 512         }
 513         mAccount = ocAccount;
 514         updateFileDetails(false, false);
 515     }
 516
 517     /**
 518      * Updates the view with all relevant details about that file.
 519      *
 520      * TODO Remove parameter when the transferring state of files is kept in database.
 521      *
 522      * TODO REFACTORING! this method called 5 times before every time the fragment is shown!
 523      *
 524      * @param transferring      Flag signaling if the file should be considered as downloading or uploading,
 525      *                          although {@link FileDownloaderBinder#isDownloading(Account, OCFile)}  and
 526      *                          {@link FileUploaderBinder#isUploading(Account, OCFile)} return false.
 527      *
 528      * @param refresh           If 'true', try to refresh the hold file from the database
 529      */
 530     public void updateFileDetails(boolean transferring, boolean refresh) {
 531
 532         if (readyToShow()) {
 533
 534             if (refresh && mStorageManager != null) {
 535                 mFile = mStorageManager.getFileByPath(mFile.getRemotePath());
 536             }
 537
 538             // set file details
 539             setFilename(mFile.getFileName());
 540             setFiletype(mFile.getMimetype());
 541             setFilesize(mFile.getFileLength());
 542             if(ocVersionSupportsTimeCreated()){
 543                 setTimeCreated(mFile.getCreationTimestamp());
 544             }
 545
 546             setTimeModified(mFile.getModificationTimestamp());
 547
 548             CheckBox cb = (CheckBox)getView().findViewById(R.id.fdKeepInSync);
 549             cb.setChecked(mFile.keepInSync());
 550
 551             // configure UI for depending upon local state of the file
 552             //if (FileDownloader.isDownloading(mAccount, mFile.getRemotePath()) || FileUploader.isUploading(mAccount, mFile.getRemotePath())) {
 553             FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 554             FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 555             if (transferring || (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) || (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile))) {
 556                 setButtonsForTransferring();
 557
 558             } else if (mFile.isDown()) {
 559
 560                 setButtonsForDown();
 561
 562             } else {
 563                 // TODO load default preview image; when the local file is removed, the preview remains there
 564                 setButtonsForRemote();
 565             }
 566         }
 567         getView().invalidate();
 568     }
 569
 570
 571     /**
 572      * Checks if the fragment is ready to show details of a OCFile
 573      *
 574      * @return  'True' when the fragment is ready to show details of a file
 575      */
 576     private boolean readyToShow() {
 577         return (mFile != null && mAccount != null && mLayout == R.layout.file_details_fragment);
 578     }
 579
 580
 581     /**
 582      * Updates the filename in view
 583      * @param filename to set
 584      */
 585     private void setFilename(String filename) {
 586         TextView tv = (TextView) getView().findViewById(R.id.fdFilename);
 587         if (tv != null)
 588             tv.setText(filename);
 589     }
 590
 591     /**
 592      * Updates the MIME type in view
 593      * @param mimetype to set
 594      */
 595     private void setFiletype(String mimetype) {
 596         TextView tv = (TextView) getView().findViewById(R.id.fdType);
 597         if (tv != null) {
 598             String printableMimetype = DisplayUtils.convertMIMEtoPrettyPrint(mimetype);;
 599             tv.setText(printableMimetype);
 600         }
 601         ImageView iv = (ImageView) getView().findViewById(R.id.fdIcon);
 602         if (iv != null) {
 603             iv.setImageResource(DisplayUtils.getResourceId(mimetype));
 604         }
 605     }
 606
 607     /**
 608      * Updates the file size in view
 609      * @param filesize in bytes to set
 610      */
 611     private void setFilesize(long filesize) {
 612         TextView tv = (TextView) getView().findViewById(R.id.fdSize);
 613         if (tv != null)
 614             tv.setText(DisplayUtils.bytesToHumanReadable(filesize));
 615     }
 616
 617     /**
 618      * Updates the time that the file was created in view
 619      * @param milliseconds Unix time to set
 620      */
 621     private void setTimeCreated(long milliseconds){
 622         TextView tv = (TextView) getView().findViewById(R.id.fdCreated);
 623         TextView tvLabel = (TextView) getView().findViewById(R.id.fdCreatedLabel);
 624         if(tv != null){
 625             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 626             tv.setVisibility(View.VISIBLE);
 627             tvLabel.setVisibility(View.VISIBLE);
 628         }
 629     }
 630
 631     /**
 632      * Updates the time that the file was last modified
 633      * @param milliseconds Unix time to set
 634      */
 635     private void setTimeModified(long milliseconds){
 636         TextView tv = (TextView) getView().findViewById(R.id.fdModified);
 637         if(tv != null){
 638             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 639         }
 640     }
 641
 642     /**
 643      * Enables or disables buttons for a file being downloaded
 644      */
 645     private void setButtonsForTransferring() {
 646         if (!isEmpty()) {
 647             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 648             downloadButton.setText(R.string.common_cancel);
 649             //downloadButton.setEnabled(false);
 650
 651             // let's protect the user from himself ;)
 652             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 653             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(false);
 654             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(false);
 655             getView().findViewById(R.id.fdKeepInSync).setEnabled(false);
 656
 657             // show the progress bar for the transfer
 658             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 659             progressBar.setVisibility(View.VISIBLE);
 660             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 661             progressText.setVisibility(View.VISIBLE);
 662             FileDownloaderBinder downloaderBinder = mContainerActivity.getFileDownloaderBinder();
 663             FileUploaderBinder uploaderBinder = mContainerActivity.getFileUploaderBinder();
 664             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, mFile)) {
 665                 progressText.setText(R.string.downloader_download_in_progress_ticker);
 666             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, mFile)) {
 667                 progressText.setText(R.string.uploader_upload_in_progress_ticker);
 668             }
 669         }
 670     }
 671
 672     /**
 673      * Enables or disables buttons for a file locally available
 674      */
 675     private void setButtonsForDown() {
 676         if (!isEmpty()) {
 677             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 678             downloadButton.setText(R.string.filedetails_sync_file);
 679
 680             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(true);
 681             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 682             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 683             getView().findViewById(R.id.fdKeepInSync).setEnabled(true);
 684
 685             // hides the progress bar
 686             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 687             progressBar.setVisibility(View.GONE);
 688             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 689             progressText.setVisibility(View.GONE);
 690         }
 691     }
 692
 693     /**
 694      * Enables or disables buttons for a file not locally available
 695      */
 696     private void setButtonsForRemote() {
 697         if (!isEmpty()) {
 698             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 699             downloadButton.setText(R.string.filedetails_download);
 700
 701             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 702             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 703             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 704             getView().findViewById(R.id.fdKeepInSync).setEnabled(true);
 705
 706             // hides the progress bar
 707             ProgressBar progressBar = (ProgressBar)getView().findViewById(R.id.fdProgressBar);
 708             progressBar.setVisibility(View.GONE);
 709             TextView progressText = (TextView)getView().findViewById(R.id.fdProgressText);
 710             progressText.setVisibility(View.GONE);
 711         }
 712     }
 713
 714
 715     /**
 716      * In ownCloud 3.X.X and 4.X.X there is a bug that SabreDAV does not return
 717      * the time that the file was created. There is a chance that this will
 718      * be fixed in future versions. Use this method to check if this version of
 719      * ownCloud has this fix.
 720      * @return True, if ownCloud the ownCloud version is supporting creation time
 721      */
 722     private boolean ocVersionSupportsTimeCreated(){
 723         /*if(mAccount != null){
 724             AccountManager accManager = (AccountManager) getActivity().getSystemService(Context.ACCOUNT_SERVICE);
 725             OwnCloudVersion ocVersion = new OwnCloudVersion(accManager
 726                     .getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 727             if(ocVersion.compareTo(new OwnCloudVersion(0x030000)) < 0) {
 728                 return true;
 729             }
 730         }*/
 731         return false;
 732     }
 733
 734
 735     /**
 736      * Once the file upload has finished -> update view
 737      *
 738      * Being notified about the finish of an upload is necessary for the next sequence:
 739      *   1. Upload a big file.
 740      *   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
 741      *      of its containing folder; the the server includes it in the PROPFIND requests although it's not fully upload.
 742      *   3. Click the file in the list to see its details.
 743      *   4. Wait for the upload finishes; at this moment, the details view must be refreshed to enable the action buttons.
 744      */
 745     private class UploadFinishReceiver extends BroadcastReceiver {
 746         @Override
 747         public void onReceive(Context context, Intent intent) {
 748             String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
 749
 750             if (!isEmpty() && accountName.equals(mAccount.name)) {
 751                 boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
 752                 String uploadRemotePath = intent.getStringExtra(FileUploader.EXTRA_REMOTE_PATH);
 753                 boolean renamedInUpload = mFile.getRemotePath().equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
 754                 if (mFile.getRemotePath().equals(uploadRemotePath) ||
 755                     renamedInUpload) {
 756                     if (uploadWasFine) {
 757                         mFile = mStorageManager.getFileByPath(uploadRemotePath);
 758                     }
 759                     if (renamedInUpload) {
 760                         String newName = (new File(uploadRemotePath)).getName();
 761                         Toast msg = Toast.makeText(getActivity().getApplicationContext(), String.format(getString(R.string.filedetails_renamed_in_upload_msg), newName), Toast.LENGTH_LONG);
 762                         msg.show();
 763                     }
 764                     getSherlockActivity().removeStickyBroadcast(intent);    // not the best place to do this; a small refactorization of BroadcastReceivers should be done
 765                     updateFileDetails(false, false);    // it updates the buttons; must be called although !uploadWasFine; interrupted uploads still leave an incomplete file in the server
 766                 }
 767             }
 768         }
 769     }
 770
 771
 772     // this is a temporary class for sharing purposes, it need to be replaced in transfer service
 773     @SuppressWarnings("unused")
 774     private class ShareRunnable implements Runnable {
 775         private String mPath;
 776
 777         public ShareRunnable(String path) {
 778             mPath = path;
 779         }
 780
 781         public void run() {
 782             AccountManager am = AccountManager.get(getActivity());
 783             Account account = AccountUtils.getCurrentOwnCloudAccount(getActivity());
 784             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
 785             String url = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + AccountUtils.getWebdavPath(ocv);
 786
 787             Log.d("share", "sharing for version " + ocv.toString());
 788
 789             if (ocv.compareTo(new OwnCloudVersion(0x040000)) >= 0) {
 790                 String APPS_PATH = "/apps/files_sharing/";
 791                 String SHARE_PATH = "ajax/share.php";
 792
 793                 String SHARED_PATH = "/apps/files_sharing/get.php?token=";
 794
 795                 final String WEBDAV_SCRIPT = "webdav.php";
 796                 final String WEBDAV_FILES_LOCATION = "/files/";
 797
 798                 WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(account, getActivity().getApplicationContext());
 799                 HttpConnectionManagerParams params = new HttpConnectionManagerParams();
 800                 params.setMaxConnectionsPerHost(wc.getHostConfiguration(), 5);
 801
 802                 //wc.getParams().setParameter("http.protocol.single-cookie-header", true);
 803                 //wc.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
 804
 805                 PostMethod post = new PostMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + APPS_PATH + SHARE_PATH);
 806
 807                 post.addRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8" );
 808                 post.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 809                 List<NameValuePair> formparams = new ArrayList<NameValuePair>();
 810                 Log.d("share", mPath+"");
 811                 formparams.add(new BasicNameValuePair("sources",mPath));
 812                 formparams.add(new BasicNameValuePair("uid_shared_with", "public"));
 813                 formparams.add(new BasicNameValuePair("permissions", "0"));
 814                 post.setRequestEntity(new StringRequestEntity(URLEncodedUtils.format(formparams, HTTP.UTF_8)));
 815
 816                 int status;
 817                 try {
 818                     PropFindMethod find = new PropFindMethod(url+"/");
 819                     find.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 820                     Log.d("sharer", ""+ url+"/");
 821
 822                     for (org.apache.commons.httpclient.Header a : find.getRequestHeaders()) {
 823                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 824                     }
 825
 826                     int status2 = wc.executeMethod(find);
 827
 828                     Log.d("sharer", "propstatus "+status2);
 829
 830                     GetMethod get = new GetMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + "/");
 831                     get.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 832
 833                     status2 = wc.executeMethod(get);
 834
 835                     Log.d("sharer", "getstatus "+status2);
 836                     Log.d("sharer", "" + get.getResponseBodyAsString());
 837
 838                     for (org.apache.commons.httpclient.Header a : get.getResponseHeaders()) {
 839                         Log.d("sharer", a.getName() + ":"+a.getValue());
 840                     }
 841
 842                     status = wc.executeMethod(post);
 843                     for (org.apache.commons.httpclient.Header a : post.getRequestHeaders()) {
 844                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 845                     }
 846                     for (org.apache.commons.httpclient.Header a : post.getResponseHeaders()) {
 847                         Log.d("sharer", a.getName() + ":"+a.getValue());
 848                     }
 849                     String resp = post.getResponseBodyAsString();
 850                     Log.d("share", ""+post.getURI().toString());
 851                     Log.d("share", "returned status " + status);
 852                     Log.d("share", " " +resp);
 853
 854                     if(status != HttpStatus.SC_OK ||resp == null || resp.equals("") || resp.startsWith("false")) {
 855                         return;
 856                      }
 857
 858                     JSONObject jsonObject = new JSONObject (resp);
 859                     String jsonStatus = jsonObject.getString("status");
 860                     if(!jsonStatus.equals("success")) throw new Exception("Error while sharing file status != success");
 861
 862                     String token = jsonObject.getString("data");
 863                     String uri = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + SHARED_PATH + token;
 864                     Log.d("Actions:shareFile ok", "url: " + uri);
 865
 866                 } catch (Exception e) {
 867                     e.printStackTrace();
 868                 }
 869
 870             } else if (ocv.compareTo(new OwnCloudVersion(0x030000)) >= 0) {
 871
 872             }
 873         }
 874     }
 875
 876     public void onDismiss(EditNameDialog dialog) {
 877         if (dialog.getResult()) {
 878             String newFilename = dialog.getNewFilename();
 879             Log.d(TAG, "name edit dialog dismissed with new name " + newFilename);
 880             mLastRemoteOperation = new RenameFileOperation( mFile,
 881                                                             mAccount,
 882                                                             newFilename,
 883                                                             new FileDataStorageManager(mAccount, getActivity().getContentResolver()));
 884             WebdavClient wc = OwnCloudClientUtils.createOwnCloudClient(mAccount, getSherlockActivity().getApplicationContext());
 885             mLastRemoteOperation.execute(wc, this, mHandler);
 886             boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 887             getActivity().showDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 888         }
 889     }
 890
 891
 892     /**
 893      * {@inheritDoc}
 894      */
 895     @Override
 896     public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
 897         if (operation.equals(mLastRemoteOperation)) {
 898             if (operation instanceof RemoveFileOperation) {
 899                 onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
 900
 901             } else if (operation instanceof RenameFileOperation) {
 902                 onRenameFileOperationFinish((RenameFileOperation)operation, result);
 903
 904             } else if (operation instanceof SynchronizeFileOperation) {
 905                 onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
 906             }
 907         }
 908     }
 909
 910
 911     private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
 912         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 913         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 914
 915         if (result.isSuccess()) {
 916             Toast msg = Toast.makeText(getActivity().getApplicationContext(), R.string.remove_success_msg, Toast.LENGTH_LONG);
 917             msg.show();
 918             if (inDisplayActivity) {
 919                 // double pane
 920                 FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
 921                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
 922                 transaction.commit();
 923                 mContainerActivity.onFileStateChanged();
 924             } else {
 925                 getActivity().finish();
 926             }
 927
 928         } else {
 929             Toast msg = Toast.makeText(getActivity(), R.string.remove_fail_msg, Toast.LENGTH_LONG);
 930             msg.show();
 931             if (result.isSslRecoverableException()) {
 932                 // TODO show the SSL warning dialog
 933             }
 934         }
 935     }
 936
 937     private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
 938         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 939         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 940
 941         if (result.isSuccess()) {
 942             updateFileDetails(((RenameFileOperation)operation).getFile(), mAccount);
 943             mContainerActivity.onFileStateChanged();
 944
 945         } else {
 946             if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
 947                 Toast msg = Toast.makeText(getActivity(), R.string.rename_local_fail_msg, Toast.LENGTH_LONG);
 948                 msg.show();
 949                 // TODO throw again the new rename dialog
 950             } else {
 951                 Toast msg = Toast.makeText(getActivity(), R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
 952                 msg.show();
 953                 if (result.isSslRecoverableException()) {
 954                     // TODO show the SSL warning dialog
 955                 }
 956             }
 957         }
 958     }
 959
 960     private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
 961         boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
 962         getActivity().dismissDialog((inDisplayActivity)? FileDisplayActivity.DIALOG_SHORT_WAIT : FileDetailActivity.DIALOG_SHORT_WAIT);
 963
 964         if (!result.isSuccess()) {
 965             if (result.getCode() == ResultCode.SYNC_CONFLICT) {
 966                 Intent i = new Intent(getActivity(), ConflictsResolveActivity.class);
 967                 i.putExtra(ConflictsResolveActivity.EXTRA_FILE, mFile);
 968                 i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, mAccount);
 969                 startActivity(i);
 970
 971             } else {
 972                 Toast msg = Toast.makeText(getActivity(), R.string.sync_file_fail_msg, Toast.LENGTH_LONG);
 973                 msg.show();
 974             }
 975
 976             if (mFile.isDown()) {
 977                 setButtonsForDown();
 978
 979             } else {
 980                 setButtonsForRemote();
 981             }
 982
 983         } else {
 984             if (operation.transferWasRequested()) {
 985                 setButtonsForTransferring();
 986                 mContainerActivity.onFileStateChanged();    // this is not working; FileDownloader won't do NOTHING at all until this method finishes, so
 987                                                             // checking the service to see if the file is downloading results in FALSE
 988             } else {
 989                 Toast msg = Toast.makeText(getActivity(), R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG);
 990                 msg.show();
 991                 if (mFile.isDown()) {
 992                     setButtonsForDown();
 993
 994                 } else {
 995                     setButtonsForRemote();
 996                 }
 997             }
 998         }
 999     }
1000
1001
1002     public void listenForTransferProgress() {
1003         if (mProgressListener != null) {
1004             if (mContainerActivity.getFileDownloaderBinder() != null) {
1005                 mContainerActivity.getFileDownloaderBinder().addDatatransferProgressListener(mProgressListener, mAccount, mFile);
1006             }
1007             if (mContainerActivity.getFileUploaderBinder() != null) {
1008                 mContainerActivity.getFileUploaderBinder().addDatatransferProgressListener(mProgressListener, mAccount, mFile);
1009             }
1010         }
1011     }
1012
1013
1014     public void leaveTransferProgress() {
1015         if (mProgressListener != null) {
1016             if (mContainerActivity.getFileDownloaderBinder() != null) {
1017                 mContainerActivity.getFileDownloaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
1018             }
1019             if (mContainerActivity.getFileUploaderBinder() != null) {
1020                 mContainerActivity.getFileUploaderBinder().removeDatatransferProgressListener(mProgressListener, mAccount, mFile);
1021             }
1022         }
1023     }
1024
1025
1026
1027     /**
1028      * Helper class responsible for updating the progress bar shown for file uploading or downloading
1029      *
1030      * @author David A. Velasco
1031      */
1032     private class ProgressListener implements OnDatatransferProgressListener {
1033         int mLastPercent = 0;
1034         WeakReference<ProgressBar> mProgressBar = null;
1035
1036         ProgressListener(ProgressBar progressBar) {
1037             mProgressBar = new WeakReference<ProgressBar>(progressBar);
1038         }
1039
1040         @Override
1041         public void onTransferProgress(long progressRate) {
1042             // old method, nothing here
1043         };
1044
1045         @Override
1046         public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer, String filename) {
1047             int percent = (int)(100.0*((double)totalTransferredSoFar)/((double)totalToTransfer));
1048             if (percent != mLastPercent) {
1049                 ProgressBar pb = mProgressBar.get();
1050                 if (pb != null) {
1051                     pb.setProgress(percent);
1052                     pb.postInvalidate();
1053                 }
1054             }
1055             mLastPercent = percent;
1056         }
1057
1058     };
1059
1060 }