src/com/owncloud/android/files/FileOperationsHelper.java

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author masensio
   5  *   @author David A. Velasco
   6  *   Copyright (C) 2015 ownCloud Inc.
   7  *
   8  *   This program is free software: you can redistribute it and/or modify
   9  *   it under the terms of the GNU General Public License version 2,
  10  *   as published by the Free Software Foundation.
  11  *
  12  *   This program is distributed in the hope that it will be useful,
  13  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *   GNU General Public License for more details.
  16  *
  17  *   You should have received a copy of the GNU General Public License
  18  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 package com.owncloud.android.files;
  23
  24 import android.accounts.Account;
  25 import android.content.ActivityNotFoundException;
  26 import android.content.Context;
  27 import android.content.Intent;
  28 import android.graphics.Bitmap;
  29 import android.content.pm.PackageManager;
  30 import android.content.pm.ResolveInfo;
  31 import android.graphics.Bitmap;
  32 import android.net.Uri;
  33 import android.support.v4.app.DialogFragment;
  34 import android.webkit.MimeTypeMap;
  35 import android.widget.Toast;
  36
  37 import com.owncloud.android.MainApp;
  38 import com.owncloud.android.R;
  39 import com.owncloud.android.authentication.AccountUtils;
  40 import com.owncloud.android.datamodel.OCFile;
  41 import com.owncloud.android.datamodel.ThumbnailsCacheManager;
  42 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  43 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  44 import com.owncloud.android.lib.common.network.WebdavUtils;
  45 import com.owncloud.android.lib.common.utils.Log_OC;
  46 import com.owncloud.android.lib.resources.shares.ShareType;
  47 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  48 import com.owncloud.android.services.OperationsService;
  49 import com.owncloud.android.services.observer.FileObserverService;
  50 import com.owncloud.android.ui.activity.FileActivity;
  51 import com.owncloud.android.ui.adapter.DiskLruImageCacheFileProvider;
  52 import com.owncloud.android.ui.activity.ShareActivity;
  53 import com.owncloud.android.ui.dialog.ShareLinkToDialog;
  54 import com.owncloud.android.ui.dialog.SharePasswordDialogFragment;
  55
  56
  57 import java.io.File;
  58 import java.util.List;
  59
  60 import java.io.ByteArrayOutputStream;
  61 import java.io.File;
  62 import java.io.FileNotFoundException;
  63 import java.io.FileOutputStream;
  64 import java.io.IOException;
  65
  66 import org.apache.http.protocol.HTTP;
  67
  68 import java.util.ArrayList;
  69 import java.util.List;
  70
  71 /**
  72  *
  73  */
  74 public class FileOperationsHelper {
  75
  76     private static final String TAG = FileOperationsHelper.class.getName();
  77
  78     private static final String FTAG_CHOOSER_DIALOG = "CHOOSER_DIALOG";
  79
  80     protected FileActivity mFileActivity = null;
  81
  82     /// Identifier of operation in progress which result shouldn't be lost
  83     private long mWaitingForOpId = Long.MAX_VALUE;
  84
  85     public FileOperationsHelper(FileActivity fileActivity) {
  86         mFileActivity = fileActivity;
  87     }
  88
  89
  90     public void openFile(OCFile file) {
  91         if (file != null) {
  92             String storagePath = file.getStoragePath();
  93             String encodedStoragePath = WebdavUtils.encodePath(storagePath);
  94
  95             Intent intentForSavedMimeType = new Intent(Intent.ACTION_VIEW);
  96             intentForSavedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath),
  97                     file.getMimetype());
  98             intentForSavedMimeType.setFlags(
  99                     Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION
 100             );
 101
 102             Intent intentForGuessedMimeType = null;
 103             if (storagePath.lastIndexOf('.') >= 0) {
 104                 String guessedMimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(
 105                         storagePath.substring(storagePath.lastIndexOf('.') + 1)
 106                 );
 107                 if (guessedMimeType != null && !guessedMimeType.equals(file.getMimetype())) {
 108                     intentForGuessedMimeType = new Intent(Intent.ACTION_VIEW);
 109                     intentForGuessedMimeType.
 110                             setDataAndType(Uri.parse("file://"+ encodedStoragePath),
 111                                     guessedMimeType);
 112                     intentForGuessedMimeType.setFlags(
 113                             Intent.FLAG_GRANT_READ_URI_PERMISSION |
 114                                     Intent.FLAG_GRANT_WRITE_URI_PERMISSION
 115                     );
 116                 }
 117             }
 118
 119             Intent openFileWithIntent;
 120             if (intentForGuessedMimeType != null) {
 121                 openFileWithIntent = intentForGuessedMimeType;
 122             } else {
 123                 openFileWithIntent = intentForSavedMimeType;
 124             }
 125
 126             List<ResolveInfo> launchables = mFileActivity.getPackageManager().
 127                     queryIntentActivities(openFileWithIntent, PackageManager.GET_INTENT_FILTERS);
 128
 129             if(launchables != null && launchables.size() > 0) {
 130                 try {
 131                     mFileActivity.startActivity(
 132                             Intent.createChooser(
 133                                     openFileWithIntent, mFileActivity.getString(R.string.actionbar_open_with)
 134                             )
 135                     );
 136                 } catch (ActivityNotFoundException anfe) {
 137                     showNoAppForFileTypeToast(mFileActivity.getApplicationContext());
 138                 }
 139             } else {
 140                 showNoAppForFileTypeToast(mFileActivity.getApplicationContext());
 141             }
 142
 143         } else {
 144             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
 145         }
 146     }
 147
 148     /**
 149      * Displays a toast stating that no application could be found to open the file.
 150      *
 151      * @param context the context to be able to show a toast.
 152      */
 153     private void showNoAppForFileTypeToast(Context context) {
 154         Toast.makeText(context,
 155                 R.string.file_list_no_app_for_file_type, Toast.LENGTH_SHORT)
 156                 .show();
 157     }
 158
 159
 160     /**
 161      * Helper method to share a file via a public link. Starts a request to do it in {@link OperationsService}
 162      *
 163      * @param file          The file to share.
 164      * @param password      Optional password to protect the public share.
 165      */
 166     public void shareFileViaLink(OCFile file, String password) {
 167         if (isSharedSupported()) {
 168             if (file != null) {
 169                 mFileActivity.showLoadingDialog(
 170                         mFileActivity.getApplicationContext().
 171                                 getString(R.string.wait_a_moment)
 172                 );
 173                 Intent service = new Intent(mFileActivity, OperationsService.class);
 174                 service.setAction(OperationsService.ACTION_CREATE_SHARE_VIA_LINK);
 175                 service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 176                 if (password != null && password.length() > 0) {
 177                     service.putExtra(OperationsService.EXTRA_SHARE_PASSWORD, password);
 178                 }
 179                 service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 180                 mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 181
 182             } else {
 183                 Log_OC.wtf(TAG, "Trying to share a NULL OCFile");
 184                 // TODO user-level error?
 185             }
 186
 187         } else {
 188             // Show a Message
 189             Toast t = Toast.makeText(
 190                     mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api),
 191                     Toast.LENGTH_LONG
 192             );
 193             t.show();
 194         }
 195     }
 196
 197     public void getFileWithLink(OCFile file){
 198         if (isSharedSupported()) {
 199             if (file != null) {
 200                 mFileActivity.showLoadingDialog(mFileActivity.getApplicationContext().
 201                         getString(R.string.wait_a_moment));
 202
 203                 Intent service = new Intent(mFileActivity, OperationsService.class);
 204                 service.setAction(OperationsService.ACTION_CREATE_SHARE_VIA_LINK);
 205                 service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 206                 service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 207                 mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 208
 209             } else {
 210                 Log_OC.wtf(TAG, "Trying to share a NULL OCFile");
 211             }
 212         } else {
 213             // Show a Message
 214             Toast t = Toast.makeText(
 215                     mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api),
 216                     Toast.LENGTH_LONG
 217             );
 218             t.show();
 219         }
 220     }
 221
 222     public void shareFileWithLinkToApp(OCFile file, String password, Intent sendIntent) {
 223
 224         if (file != null) {
 225             mFileActivity.showLoadingDialog(mFileActivity.getApplicationContext().
 226                     getString(R.string.wait_a_moment));
 227
 228             Intent service = new Intent(mFileActivity, OperationsService.class);
 229             service.setAction(OperationsService.ACTION_CREATE_SHARE_VIA_LINK);
 230             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 231             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 232             service.putExtra(OperationsService.EXTRA_SHARE_PASSWORD, password);
 233             service.putExtra(OperationsService.EXTRA_SEND_INTENT, sendIntent);
 234             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 235
 236         } else {
 237             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
 238         }
 239     }
 240
 241     /**
 242      * Helper method to share a file with a known sharee. Starts a request to do it in {@link OperationsService}
 243      *
 244      * @param file          The file to share.
 245      * @param shareeName    Name (user name or group name) of the target sharee.
 246      * @param shareType     The share type determines the sharee type.
 247      */
 248     public void shareFileWithSharee(OCFile file, String shareeName, ShareType shareType) {
 249         if (file != null) {
 250             // TODO check capability?
 251             mFileActivity.showLoadingDialog(mFileActivity.getApplicationContext().
 252                     getString(R.string.wait_a_moment));
 253
 254             Intent service = new Intent(mFileActivity, OperationsService.class);
 255             service.setAction(OperationsService.ACTION_CREATE_SHARE_WITH_SHAREE);
 256             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 257             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 258             service.putExtra(OperationsService.EXTRA_SHARE_WITH, shareeName);
 259             service.putExtra(OperationsService.EXTRA_SHARE_TYPE, shareType);
 260             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 261
 262         } else {
 263             Log_OC.wtf(TAG, "Trying to share a NULL OCFile");
 264         }
 265     }
 266
 267
 268     /**
 269      * @return 'True' if the server supports the Share API
 270      */
 271     public boolean isSharedSupported() {
 272         if (mFileActivity.getAccount() != null) {
 273             OwnCloudVersion serverVersion = AccountUtils.getServerVersion(mFileActivity.getAccount());
 274             return (serverVersion != null && serverVersion.isSharedSupported());
 275         }
 276         return false;
 277     }
 278
 279
 280     /**
 281      * Helper method to unshare a file publicly shared via link.
 282      * Starts a request to do it in {@link OperationsService}
 283      *
 284      * @param file      The file to unshare.
 285      */
 286     public void unshareFileViaLink(OCFile file) {
 287
 288         // Unshare the file: Create the intent
 289         Intent unshareService = new Intent(mFileActivity, OperationsService.class);
 290         unshareService.setAction(OperationsService.ACTION_UNSHARE);
 291         unshareService.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 292         unshareService.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 293         unshareService.putExtra(OperationsService.EXTRA_SHARE_TYPE, ShareType.PUBLIC_LINK);
 294         unshareService.putExtra(OperationsService.EXTRA_SHARE_WITH, "");
 295
 296         queueShareIntent(unshareService);
 297     }
 298
 299     public void unshareFileWithUserOrGroup(OCFile file, ShareType shareType, String userOrGroup){
 300
 301         // Unshare the file: Create the intent
 302         Intent unshareService = new Intent(mFileActivity, OperationsService.class);
 303         unshareService.setAction(OperationsService.ACTION_UNSHARE);
 304         unshareService.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 305         unshareService.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 306         unshareService.putExtra(OperationsService.EXTRA_SHARE_TYPE, shareType);
 307         unshareService.putExtra(OperationsService.EXTRA_SHARE_WITH, userOrGroup);
 308
 309         queueShareIntent(unshareService);
 310     }
 311
 312
 313     private void queueShareIntent(Intent shareIntent){
 314         if (isSharedSupported()) {
 315             // Unshare the file
 316             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().
 317                     queueNewOperation(shareIntent);
 318
 319             mFileActivity.showLoadingDialog(mFileActivity.getApplicationContext().
 320                     getString(R.string.wait_a_moment));
 321
 322         } else {
 323             // Show a Message
 324             Toast t = Toast.makeText(mFileActivity,
 325                     mFileActivity.getString(R.string.share_link_no_support_share_api),
 326                     Toast.LENGTH_LONG);
 327             t.show();
 328
 329         }
 330     }
 331
 332     /**
 333      * Show an instance of {@link ShareType} for sharing or unsharing the {@OCFile} received as parameter.
 334      *
 335      * @param file  File to share or unshare.
 336      */
 337     public void showShareFile(OCFile file){
 338         Intent intent = new Intent(mFileActivity, ShareActivity.class);
 339         intent.putExtra(mFileActivity.EXTRA_FILE, file);
 340         intent.putExtra(mFileActivity.EXTRA_ACCOUNT, mFileActivity.getAccount());
 341         mFileActivity.startActivity(intent);
 342
 343     }
 344
 345
 346     /**
 347      * Starts a dialog that requests a password to the user to protect a share link.
 348      *
 349      * @param   file            File which public share will be protected by the requested password
 350      * @param   createShare     When 'true', the request for password will be followed by the creation of a new
 351      *                          public link; when 'false', a public share is assumed to exist, and the password
 352      *                          is bound to it.
 353      */
 354     public void requestPasswordForShareViaLink(OCFile file, boolean createShare) {
 355         SharePasswordDialogFragment dialog =
 356                 SharePasswordDialogFragment.newInstance(file, createShare);
 357         dialog.show(
 358                 mFileActivity.getSupportFragmentManager(),
 359                 SharePasswordDialogFragment.PASSWORD_FRAGMENT
 360         );
 361     }
 362
 363     /**
 364      * Updates a public share on a file to set its password.
 365      * Starts a request to do it in {@link OperationsService}
 366      *
 367      * @param file          File which public share will be protected with a password.
 368      * @param password      Password to set for the public link; null or empty string to clear
 369      *                      the current password
 370      */
 371     public void setPasswordToShareViaLink(OCFile file, String password) {
 372         // Set password updating share
 373         Intent updateShareIntent = new Intent(mFileActivity, OperationsService.class);
 374         updateShareIntent.setAction(OperationsService.ACTION_UPDATE_SHARE);
 375         updateShareIntent.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 376         updateShareIntent.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 377         updateShareIntent.putExtra(
 378                 OperationsService.EXTRA_SHARE_PASSWORD,
 379                 (password == null) ? "" : password
 380         );
 381
 382         queueShareIntent(updateShareIntent);
 383     }
 384
 385
 386     /**
 387      * Updates a public share on a file to set its expiration date.
 388      * Starts a request to do it in {@link OperationsService}
 389      *
 390      * @param file                      File which public share will be constrained with an expiration date.
 391      * @param expirationTimeInMillis    Expiration date to set. A negative value clears the current expiration
 392      *                                  date, leaving the link unrestricted. Zero makes no change.
 393      */
 394     public void setExpirationDateToShareViaLink(OCFile file, long expirationTimeInMillis) {
 395         Intent updateShareIntent = new Intent(mFileActivity, OperationsService.class);
 396         updateShareIntent.setAction(OperationsService.ACTION_UPDATE_SHARE);
 397         updateShareIntent.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 398         updateShareIntent.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 399         updateShareIntent.putExtra(
 400                 OperationsService.EXTRA_SHARE_EXPIRATION_DATE_IN_MILLIS,
 401                 expirationTimeInMillis
 402         );
 403         queueShareIntent(updateShareIntent);
 404     }
 405
 406
 407     /**
 408      * @return 'True' if the server supports the Search Users API
 409      */
 410     public boolean isSearchUsersSupportedSupported() {
 411         if (mFileActivity.getAccount() != null) {
 412             OwnCloudVersion serverVersion = AccountUtils.getServerVersion(mFileActivity.getAccount());
 413             return (serverVersion != null && serverVersion.isSearchUsersSupported());
 414         }
 415         return false;
 416     }
 417
 418     public void sendDownloadedFile(OCFile file) {
 419         if (file != null) {
 420             String storagePath = file.getStoragePath();
 421             String encodedStoragePath = WebdavUtils.encodePath(storagePath);
 422             Intent sendIntent = new Intent(android.content.Intent.ACTION_SEND);
 423             // set MimeType
 424             sendIntent.setType(file.getMimetype());
 425             sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://" + encodedStoragePath));
 426             sendIntent.putExtra(Intent.ACTION_SEND, true);      // Send Action
 427
 428             // Show dialog, without the own app
 429             String[] packagesToExclude = new String[]{mFileActivity.getPackageName()};
 430             DialogFragment chooserDialog = ShareLinkToDialog.newInstance(sendIntent, packagesToExclude);
 431             chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 432
 433         } else {
 434             Log_OC.wtf(TAG, "Trying to send a NULL OCFile");
 435         }
 436     }
 437
 438     public void setPictureAs(OCFile file) {
 439         if (file != null){
 440             if (file.isDown()) {
 441                 File externalFile = new File(file.getStoragePath());
 442                 Uri sendUri = Uri.fromFile(externalFile);
 443                 Intent intent = new Intent(Intent.ACTION_ATTACH_DATA);
 444                 intent.setDataAndType(sendUri, file.getMimetype());
 445                 intent.putExtra("mimeType", file.getMimetype());
 446                 mFileActivity.startActivityForResult(Intent.createChooser(intent,
 447                                                     mFileActivity.getString(R.string.set_as)), 200);
 448             } else {
 449                 // TODO re-enable after resized images is available
 450                 Uri sendUri = Uri.parse("content://" + DiskLruImageCacheFileProvider.AUTHORITY + file.getRemotePath());
 451                 Intent intent = new Intent(Intent.ACTION_ATTACH_DATA);
 452                 intent.setDataAndType(sendUri, file.getMimetype());
 453                 intent.putExtra("mimeType", file.getMimetype());
 454                 mFileActivity.startActivityForResult(Intent.createChooser(intent, "Set As"), 200);
 455
 456 //                Intent sendIntent = new Intent(android.content.Intent.ACTION_SEND);
 457 //                // set MimeType
 458 //                sendIntent.setType(file.getMimetype());
 459 ////            sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("content://" + DiskLruImageCacheFileProvider.AUTHORITY + "/#" + file.getRemoteId() + "#" + file.getFileName()));
 460 //                sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("content://" + DiskLruImageCacheFileProvider.AUTHORITY + file.getRemotePath()));
 461 //                sendIntent.putExtra(Intent.ACTION_SEND, true);      // Send Action
 462 //
 463 //                // Show dialog, without the own app
 464 //                String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 465 //                DialogFragment chooserDialog = ShareLinkToDialog.newInstance(sendIntent, packagesToExclude, file);
 466 //                chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 467             }
 468         } else {
 469             Log_OC.wtf(TAG, "Trying to send a NULL OCFile");
 470         }
 471     }
 472
 473     public void sendCachedImage(OCFile file) {
 474         if (file != null) {
 475             Intent sendIntent = new Intent(android.content.Intent.ACTION_SEND);
 476             // set MimeType
 477             sendIntent.setType(file.getMimetype());
 478 //            sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("content://" + DiskLruImageCacheFileProvider.AUTHORITY + "/#" + file.getRemoteId() + "#" + file.getFileName()));
 479             sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("content://" + DiskLruImageCacheFileProvider.AUTHORITY + file.getRemotePath()));
 480             sendIntent.putExtra(Intent.ACTION_SEND, true);      // Send Action
 481
 482             // Show dialog, without the own app
 483             String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 484             DialogFragment chooserDialog = ShareLinkToDialog.newInstance(sendIntent, packagesToExclude, file);
 485             chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 486         } else {
 487             Log_OC.wtf(TAG, "Trying to send a NULL OCFile");
 488         }
 489     }
 490
 491     public void syncFiles(ArrayList<OCFile> files) {
 492         for (OCFile file: files) {
 493             syncFile(file);
 494         }
 495     }
 496
 497     /**
 498      * Request the synchronization of a file or folder with the OC server, including its contents.
 499      *
 500      * @param file          The file or folder to synchronize
 501      */
 502     public void syncFile(OCFile file) {
 503         if (!file.isFolder()){
 504             Intent intent = new Intent(mFileActivity, OperationsService.class);
 505             intent.setAction(OperationsService.ACTION_SYNC_FILE);
 506             intent.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 507             intent.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 508             intent.putExtra(OperationsService.EXTRA_SYNC_FILE_CONTENTS, true);
 509             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(intent);
 510             mFileActivity.showLoadingDialog(mFileActivity.getApplicationContext().
 511                     getString(R.string.wait_a_moment));
 512
 513         } else {
 514             Intent intent = new Intent(mFileActivity, OperationsService.class);
 515             intent.setAction(OperationsService.ACTION_SYNC_FOLDER);
 516             intent.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 517             intent.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 518             mFileActivity.startService(intent);
 519
 520         }
 521     }
 522
 523     public void toggleFavorites(ArrayList<OCFile> files, boolean isFavorite){
 524         for (OCFile file: files) {
 525             toggleFavorite(file, isFavorite);
 526         }
 527     }
 528
 529     public void toggleFavorite(OCFile file, boolean isFavorite) {
 530         file.setFavorite(isFavorite);
 531         mFileActivity.getStorageManager().saveFile(file);
 532
 533         /// register the OCFile instance in the observer service to monitor local updates
 534         Intent observedFileIntent = FileObserverService.makeObservedFileIntent(
 535                 mFileActivity,
 536                 file,
 537                 mFileActivity.getAccount(),
 538                 isFavorite);
 539         mFileActivity.startService(observedFileIntent);
 540
 541         /// immediate content synchronization
 542         if (file.isFavorite()) {
 543             syncFile(file);
 544         }
 545     }
 546
 547     public void renameFile(OCFile file, String newFilename) {
 548         // RenameFile
 549         Intent service = new Intent(mFileActivity, OperationsService.class);
 550         service.setAction(OperationsService.ACTION_RENAME);
 551         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 552         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 553         service.putExtra(OperationsService.EXTRA_NEWNAME, newFilename);
 554         mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 555
 556         mFileActivity.showLoadingDialog(mFileActivity.getApplicationContext().
 557                 getString(R.string.wait_a_moment));
 558     }
 559
 560
 561     public void removeFile(OCFile file, boolean onlyLocalCopy) {
 562         // RemoveFile
 563         Intent service = new Intent(mFileActivity, OperationsService.class);
 564         service.setAction(OperationsService.ACTION_REMOVE);
 565         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 566         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 567         service.putExtra(OperationsService.EXTRA_REMOVE_ONLY_LOCAL, onlyLocalCopy);
 568         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 569
 570         mFileActivity.showLoadingDialog(mFileActivity.getApplicationContext().
 571                 getString(R.string.wait_a_moment));
 572     }
 573
 574
 575     public void createFolder(String remotePath, boolean createFullPath) {
 576         // Create Folder
 577         Intent service = new Intent(mFileActivity, OperationsService.class);
 578         service.setAction(OperationsService.ACTION_CREATE_FOLDER);
 579         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 580         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, remotePath);
 581         service.putExtra(OperationsService.EXTRA_CREATE_FULL_PATH, createFullPath);
 582         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 583
 584         mFileActivity.showLoadingDialog(mFileActivity.getApplicationContext().
 585                 getString(R.string.wait_a_moment));
 586     }
 587
 588     /**
 589      * Cancel the transference in downloads (files/folders) and file uploads
 590      * @param file OCFile
 591      */
 592     public void cancelTransference(OCFile file) {
 593         Account account = mFileActivity.getAccount();
 594         if (file.isFolder()) {
 595             OperationsService.OperationsServiceBinder opsBinder =
 596                     mFileActivity.getOperationsServiceBinder();
 597             if (opsBinder != null) {
 598                 opsBinder.cancel(account, file);
 599             }
 600         }
 601
 602         // for both files and folders
 603         FileDownloaderBinder downloaderBinder = mFileActivity.getFileDownloaderBinder();
 604         if (downloaderBinder != null && downloaderBinder.isDownloading(account, file)) {
 605             downloaderBinder.cancel(account, file);
 606         }
 607         FileUploaderBinder uploaderBinder = mFileActivity.getFileUploaderBinder();
 608         if (uploaderBinder != null && uploaderBinder.isUploading(account, file)) {
 609             uploaderBinder.cancel(account, file);
 610         }
 611     }
 612
 613     /**
 614      * Start move file operation
 615      *
 616      * @param newfile     File where it is going to be moved
 617      * @param currentFile File with the previous info
 618      */
 619     public void moveFile(OCFile newfile, OCFile currentFile) {
 620         // Move files
 621         Intent service = new Intent(mFileActivity, OperationsService.class);
 622         service.setAction(OperationsService.ACTION_MOVE_FILE);
 623         service.putExtra(OperationsService.EXTRA_NEW_PARENT_PATH, newfile.getRemotePath());
 624         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, currentFile.getRemotePath());
 625         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 626         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 627
 628         // TODO Tobi loading dialog?
 629 //        mFileActivity.showLoadingDialog(mFileActivity.getApplicationContext().
 630 //                getString(R.string.wait_a_moment));
 631     }
 632
 633     /**
 634      * Start copy file operation
 635      *
 636      * @param newfile     File where it is going to be moved
 637      * @param currentFile File with the previous info
 638      */
 639     public void copyFile(OCFile newfile, OCFile currentFile) {
 640         // Copy files
 641         Intent service = new Intent(mFileActivity, OperationsService.class);
 642         service.setAction(OperationsService.ACTION_COPY_FILE);
 643         service.putExtra(OperationsService.EXTRA_NEW_PARENT_PATH, newfile.getRemotePath());
 644         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, currentFile.getRemotePath());
 645         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 646         mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 647
 648         mFileActivity.showLoadingDialog(mFileActivity.getApplicationContext().
 649                 getString(R.string.wait_a_moment));
 650     }
 651
 652     public long getOpIdWaitingFor() {
 653         return mWaitingForOpId;
 654     }
 655
 656
 657     public void setOpIdWaitingFor(long waitingForOpId) {
 658         mWaitingForOpId = waitingForOpId;
 659     }
 660
 661     /**
 662      *  @return 'True' if the server doesn't need to check forbidden characters
 663      */
 664     public boolean isVersionWithForbiddenCharacters() {
 665         if (mFileActivity.getAccount() != null) {
 666             OwnCloudVersion serverVersion =
 667                     AccountUtils.getServerVersion(mFileActivity.getAccount());
 668             return (serverVersion != null && serverVersion.isVersionWithForbiddenCharacters());
 669         }
 670         return false;
 671     }
 672
 673 }