src/com/owncloud/android/files/services/FileUploader.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012 Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.files.services;
  20
  21 import java.io.File;
  22 import java.util.AbstractList;
  23 import java.util.Iterator;
  24 import java.util.Vector;
  25 import java.util.concurrent.ConcurrentHashMap;
  26 import java.util.concurrent.ConcurrentMap;
  27
  28 import org.apache.http.HttpStatus;
  29 import org.apache.jackrabbit.webdav.MultiStatus;
  30 import org.apache.jackrabbit.webdav.client.methods.PropFindMethod;
  31
  32 import com.owncloud.android.authenticator.AccountAuthenticator;
  33 import com.owncloud.android.datamodel.FileDataStorageManager;
  34 import com.owncloud.android.datamodel.OCFile;
  35 import com.owncloud.android.files.InstantUploadBroadcastReceiver;
  36 import com.owncloud.android.operations.ChunkedUploadFileOperation;
  37 import com.owncloud.android.operations.RemoteOperationResult;
  38 import com.owncloud.android.operations.UploadFileOperation;
  39 import com.owncloud.android.ui.activity.FileDetailActivity;
  40 import com.owncloud.android.ui.fragment.FileDetailFragment;
  41 import com.owncloud.android.utils.FileStorageUtils;
  42 import com.owncloud.android.utils.OwnCloudVersion;
  43
  44 import eu.alefzero.webdav.OnDatatransferProgressListener;
  45 import eu.alefzero.webdav.WebdavEntry;
  46 import eu.alefzero.webdav.WebdavUtils;
  47
  48 import com.owncloud.android.network.OwnCloudClientUtils;
  49
  50 import android.accounts.Account;
  51 import android.accounts.AccountManager;
  52 import android.app.Notification;
  53 import android.app.NotificationManager;
  54 import android.app.PendingIntent;
  55 import android.app.Service;
  56 import android.content.Intent;
  57 import android.os.Binder;
  58 import android.os.Handler;
  59 import android.os.HandlerThread;
  60 import android.os.IBinder;
  61 import android.os.Looper;
  62 import android.os.Message;
  63 import android.os.Process;
  64 import android.util.Log;
  65 import android.webkit.MimeTypeMap;
  66 import android.widget.RemoteViews;
  67
  68 import com.owncloud.android.R;
  69 import eu.alefzero.webdav.WebdavClient;
  70
  71 public class FileUploader extends Service implements OnDatatransferProgressListener {
  72
  73     public static final String UPLOAD_FINISH_MESSAGE = "UPLOAD_FINISH";
  74     public static final String EXTRA_PARENT_DIR_ID = "PARENT_DIR_ID";
  75     public static final String EXTRA_UPLOAD_RESULT = "RESULT";
  76     public static final String EXTRA_REMOTE_PATH = "REMOTE_PATH";
  77     public static final String EXTRA_FILE_PATH = "FILE_PATH";
  78     public static final String ACCOUNT_NAME = "ACCOUNT_NAME";
  79
  80     public static final String KEY_FILE = "FILE";
  81     public static final String KEY_LOCAL_FILE = "LOCAL_FILE";       // TODO remove this as a possible input argument ; use KEY_FILE everywhere
  82     public static final String KEY_REMOTE_FILE = "REMOTE_FILE";     // TODO remove this as a possible input argument ; use KEY_FILE everywhere
  83     public static final String KEY_MIME_TYPE = "MIME_TYPE";
  84
  85     public static final String KEY_ACCOUNT = "ACCOUNT";
  86
  87     public static final String KEY_UPLOAD_TYPE = "UPLOAD_TYPE";
  88     public static final String KEY_FORCE_OVERWRITE = "KEY_FORCE_OVERWRITE";
  89     public static final String KEY_INSTANT_UPLOAD = "INSTANT_UPLOAD";
  90
  91     public static final int UPLOAD_SINGLE_FILE = 0;
  92     public static final int UPLOAD_MULTIPLE_FILES = 1;
  93
  94     private static final String TAG = FileUploader.class.getSimpleName();
  95
  96     private Looper mServiceLooper;
  97     private ServiceHandler mServiceHandler;
  98     private IBinder mBinder;
  99     private WebdavClient mUploadClient = null;
 100     private Account mLastAccount = null;
 101     private FileDataStorageManager mStorageManager;
 102
 103     private ConcurrentMap<String, UploadFileOperation> mPendingUploads = new ConcurrentHashMap<String, UploadFileOperation>();
 104     private UploadFileOperation mCurrentUpload = null;
 105
 106     private NotificationManager mNotificationManager;
 107     private Notification mNotification;
 108     private int mLastPercent;
 109     private RemoteViews mDefaultNotificationContentView;
 110
 111
 112     /**
 113      * Builds a key for mPendingUploads from the account and file to upload
 114      *
 115      * @param account   Account where the file to download is stored
 116      * @param file      File to download
 117      */
 118     private String buildRemoteName(Account account, OCFile file) {
 119         return account.name + file.getRemotePath();
 120     }
 121
 122     private String buildRemoteName(Account account, String remotePath) {
 123         return account.name + remotePath;
 124     }
 125
 126
 127     /**
 128      * Checks if an ownCloud server version should support chunked uploads.
 129      *
 130      * @param version   OwnCloud version instance corresponding to an ownCloud server.
 131      * @return          'True' if the ownCloud server with version supports chunked uploads.
 132      */
 133     private static boolean chunkedUploadIsSupported(OwnCloudVersion version) {
 134         return (version != null && version.compareTo(OwnCloudVersion.owncloud_v4_5) >= 0);
 135     }
 136
 137
 138
 139     /**
 140      * Service initialization
 141      */
 142     @Override
 143     public void onCreate() {
 144         super.onCreate();
 145         mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
 146         HandlerThread thread = new HandlerThread("FileUploaderThread",
 147                 Process.THREAD_PRIORITY_BACKGROUND);
 148         thread.start();
 149         mServiceLooper = thread.getLooper();
 150         mServiceHandler = new ServiceHandler(mServiceLooper, this);
 151         mBinder = new FileUploaderBinder();
 152     }
 153
 154
 155     /**
 156      * Entry point to add one or several files to the queue of uploads.
 157      *
 158      * New uploads are added calling to startService(), resulting in a call to this method. This ensures the service will keep on working
 159      * although the caller activity goes away.
 160      */
 161     @Override
 162     public int onStartCommand(Intent intent, int flags, int startId) {
 163         if (!intent.hasExtra(KEY_ACCOUNT) || !intent.hasExtra(KEY_UPLOAD_TYPE) || !(intent.hasExtra(KEY_LOCAL_FILE) || intent.hasExtra(KEY_FILE))) {
 164             Log.e(TAG, "Not enough information provided in intent");
 165             return Service.START_NOT_STICKY;
 166         }
 167         int uploadType = intent.getIntExtra(KEY_UPLOAD_TYPE, -1);
 168         if (uploadType == -1) {
 169             Log.e(TAG, "Incorrect upload type provided");
 170             return Service.START_NOT_STICKY;
 171         }
 172         Account account = intent.getParcelableExtra(KEY_ACCOUNT);
 173
 174         String[] localPaths = null, remotePaths = null, mimeTypes = null;
 175         OCFile[] files = null;
 176         if (uploadType == UPLOAD_SINGLE_FILE) {
 177
 178             if (intent.hasExtra(KEY_FILE)) {
 179                 files = new OCFile[] {intent.getParcelableExtra(KEY_FILE) };
 180
 181             } else {
 182                 localPaths = new String[] { intent.getStringExtra(KEY_LOCAL_FILE) };
 183                 remotePaths = new String[] { intent.getStringExtra(KEY_REMOTE_FILE) };
 184                 mimeTypes = new String[] { intent.getStringExtra(KEY_MIME_TYPE) };
 185             }
 186
 187         } else { // mUploadType == UPLOAD_MULTIPLE_FILES
 188
 189             if (intent.hasExtra(KEY_FILE)) {
 190                 files = (OCFile[]) intent.getParcelableArrayExtra(KEY_FILE);    // TODO will this casting work fine?
 191
 192             } else {
 193                 localPaths = intent.getStringArrayExtra(KEY_LOCAL_FILE);
 194                 remotePaths = intent.getStringArrayExtra(KEY_REMOTE_FILE);
 195                 mimeTypes = intent.getStringArrayExtra(KEY_MIME_TYPE);
 196             }
 197         }
 198
 199         FileDataStorageManager storageManager = new FileDataStorageManager(account, getContentResolver());
 200
 201         if (intent.hasExtra(KEY_FILE) && files == null) {
 202             Log.e(TAG, "Incorrect array for OCFiles provided in upload intent");
 203             return Service.START_NOT_STICKY;
 204
 205         } else if (!intent.hasExtra(KEY_FILE)) {
 206             if (localPaths == null) {
 207                 Log.e(TAG, "Incorrect array for local paths provided in upload intent");
 208                 return Service.START_NOT_STICKY;
 209             }
 210             if (remotePaths == null) {
 211                 Log.e(TAG, "Incorrect array for remote paths provided in upload intent");
 212                 return Service.START_NOT_STICKY;
 213             }
 214             if (localPaths.length != remotePaths.length) {
 215                 Log.e(TAG, "Different number of remote paths and local paths!");
 216                 return Service.START_NOT_STICKY;
 217             }
 218
 219             files = new OCFile[localPaths.length];
 220             for (int i=0; i < localPaths.length; i++) {
 221                 files[i] = obtainNewOCFileToUpload(remotePaths[i], localPaths[i], ((mimeTypes!=null)?mimeTypes[i]:(String)null), storageManager);
 222             }
 223         }
 224
 225         boolean isInstant = intent.getBooleanExtra(KEY_INSTANT_UPLOAD, false);
 226         boolean forceOverwrite = intent.getBooleanExtra(KEY_FORCE_OVERWRITE, false);
 227
 228         OwnCloudVersion ocv = new OwnCloudVersion(AccountManager.get(this).getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
 229         boolean chunked = FileUploader.chunkedUploadIsSupported(ocv);
 230         AbstractList<String> requestedUploads = new Vector<String>();
 231         String uploadKey = null;
 232         UploadFileOperation newUpload = null;
 233         boolean fixed = false;
 234         if (isInstant) {
 235             fixed = checkAndFixInstantUploadDirectory(storageManager);
 236         }
 237         try {
 238             for (int i=0; i < files.length; i++) {
 239                 uploadKey = buildRemoteName(account, files[i].getRemotePath());
 240                 if (chunked) {
 241                     newUpload = new ChunkedUploadFileOperation(account, files[i], isInstant, forceOverwrite);
 242                 } else {
 243                     newUpload = new UploadFileOperation(account, files[i], isInstant, forceOverwrite);
 244                 }
 245                 if (fixed && i==0) {
 246                     newUpload.setRemoteFolderToBeCreated();
 247                 }
 248                 mPendingUploads.putIfAbsent(uploadKey, newUpload);
 249                 newUpload.addDatatransferProgressListener(this);
 250                 requestedUploads.add(uploadKey);
 251             }
 252
 253         } catch (IllegalArgumentException e) {
 254             Log.e(TAG, "Not enough information provided in intent: " + e.getMessage());
 255             return START_NOT_STICKY;
 256
 257         } catch (IllegalStateException e) {
 258             Log.e(TAG, "Bad information provided in intent: " + e.getMessage());
 259             return START_NOT_STICKY;
 260
 261         } catch (Exception e) {
 262             Log.e(TAG, "Unexpected exception while processing upload intent", e);
 263             return START_NOT_STICKY;
 264
 265         }
 266
 267         if (requestedUploads.size() > 0) {
 268             Message msg = mServiceHandler.obtainMessage();
 269             msg.arg1 = startId;
 270             msg.obj = requestedUploads;
 271             mServiceHandler.sendMessage(msg);
 272         }
 273
 274         return Service.START_NOT_STICKY;
 275     }
 276
 277
 278     /**
 279      * Provides a binder object that clients can use to perform operations on the queue of uploads, excepting the addition of new files.
 280      *
 281      * Implemented to perform cancellation, pause and resume of existing uploads.
 282      */
 283     @Override
 284     public IBinder onBind(Intent arg0) {
 285         return mBinder;
 286     }
 287
 288     /**
 289      *  Binder to let client components to perform operations on the queue of uploads.
 290      *
 291      *  It provides by itself the available operations.
 292      */
 293     public class FileUploaderBinder extends Binder {
 294
 295         /**
 296          * Cancels a pending or current upload of a remote file.
 297          *
 298          * @param account       Owncloud account where the remote file will be stored.
 299          * @param file          A file in the queue of pending uploads
 300          */
 301         public void cancel(Account account, OCFile file) {
 302             UploadFileOperation upload = null;
 303             synchronized (mPendingUploads) {
 304                 upload = mPendingUploads.remove(buildRemoteName(account, file));
 305             }
 306             if (upload != null) {
 307                 upload.cancel();
 308             }
 309         }
 310
 311
 312         /**
 313          * Returns True when the file described by 'file' is being uploaded to the ownCloud account 'account' or waiting for it
 314          *
 315          * @param account       Owncloud account where the remote file will be stored.
 316          * @param file          A file that could be in the queue of pending uploads
 317          */
 318         public boolean isUploading(Account account, OCFile file) {
 319             synchronized (mPendingUploads) {
 320                 return (mPendingUploads.containsKey(buildRemoteName(account, file)));
 321             }
 322         }
 323     }
 324
 325
 326
 327
 328     /**
 329      * Upload worker. Performs the pending uploads in the order they were requested.
 330      *
 331      * Created with the Looper of a new thread, started in {@link FileUploader#onCreate()}.
 332      */
 333     private static class ServiceHandler extends Handler {
 334         // don't make it a final class, and don't remove the static ; lint will warn about a possible memory leak
 335         FileUploader mService;
 336         public ServiceHandler(Looper looper, FileUploader service) {
 337             super(looper);
 338             if (service == null)
 339                 throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
 340             mService = service;
 341         }
 342
 343         @Override
 344         public void handleMessage(Message msg) {
 345             @SuppressWarnings("unchecked")
 346             AbstractList<String> requestedUploads = (AbstractList<String>) msg.obj;
 347             if (msg.obj != null) {
 348                 Iterator<String> it = requestedUploads.iterator();
 349                 while (it.hasNext()) {
 350                     mService.uploadFile(it.next());
 351                 }
 352             }
 353             mService.stopSelf(msg.arg1);
 354         }
 355     }
 356
 357
 358
 359
 360     /**
 361      * Core upload method: sends the file(s) to upload
 362      *
 363      * @param uploadKey   Key to access the upload to perform, contained in mPendingUploads
 364      */
 365     public void uploadFile(String uploadKey) {
 366
 367         synchronized(mPendingUploads) {
 368             mCurrentUpload = mPendingUploads.get(uploadKey);
 369         }
 370
 371         if (mCurrentUpload != null) {
 372
 373             notifyUploadStart(mCurrentUpload);
 374
 375
 376             /// prepare client object to send requests to the ownCloud server
 377             if (mUploadClient == null || !mLastAccount.equals(mCurrentUpload.getAccount())) {
 378                 mLastAccount = mCurrentUpload.getAccount();
 379                 mStorageManager = new FileDataStorageManager(mLastAccount, getContentResolver());
 380                 mUploadClient = OwnCloudClientUtils.createOwnCloudClient(mLastAccount, getApplicationContext());
 381             }
 382
 383             /// create remote folder for instant uploads
 384             if (mCurrentUpload.isRemoteFolderToBeCreated()) {
 385                 mUploadClient.createDirectory(InstantUploadBroadcastReceiver.INSTANT_UPLOAD_DIR);    // ignoring result; fail could just mean that it already exists, but local database is not synchronized; the upload will be tried anyway
 386             }
 387
 388
 389             /// perform the upload
 390             RemoteOperationResult uploadResult = null;
 391             try {
 392                 uploadResult = mCurrentUpload.execute(mUploadClient);
 393                 if (uploadResult.isSuccess()) {
 394                     saveUploadedFile();
 395                 }
 396
 397             } finally {
 398                 synchronized(mPendingUploads) {
 399                     mPendingUploads.remove(uploadKey);
 400                 }
 401             }
 402
 403             /// notify result
 404             notifyUploadResult(uploadResult, mCurrentUpload);
 405
 406             sendFinalBroadcast(mCurrentUpload, uploadResult);
 407
 408         }
 409
 410     }
 411
 412     /**
 413      * Saves a OC File after a successful upload.
 414      *
 415      * A PROPFIND is necessary to keep the props in the local database synchronized with the server,
 416      * specially the modification time and Etag (where available)
 417      *
 418      * TODO refactor this ugly thing
 419      */
 420     private void saveUploadedFile() {
 421         OCFile file = mCurrentUpload.getFile();
 422         long syncDate = System.currentTimeMillis();
 423         file.setLastSyncDateForData(syncDate);
 424
 425         /// new PROPFIND to keep data consistent with server in theory, should return the same we already have
 426         PropFindMethod propfind = null;
 427         RemoteOperationResult result = null;
 428         try {
 429           propfind = new PropFindMethod(mUploadClient.getBaseUri() + WebdavUtils.encodePath(mCurrentUpload.getRemotePath()));
 430           int status = mUploadClient.executeMethod(propfind);
 431           boolean isMultiStatus = (status == HttpStatus.SC_MULTI_STATUS);
 432           if (isMultiStatus) {
 433               MultiStatus resp = propfind.getResponseBodyAsMultiStatus();
 434               WebdavEntry we = new WebdavEntry(resp.getResponses()[0],
 435                                                mUploadClient.getBaseUri().getPath());
 436               updateOCFile(file, we);
 437               file.setLastSyncDateForProperties(syncDate);
 438
 439           } else {
 440               mUploadClient.exhaustResponse(propfind.getResponseBodyAsStream());
 441           }
 442
 443           result = new RemoteOperationResult(isMultiStatus, status);
 444           Log.i(TAG, "Update: synchronizing properties for uploaded " + mCurrentUpload.getRemotePath() + ": " + result.getLogMessage());
 445
 446         } catch (Exception e) {
 447             result = new RemoteOperationResult(e);
 448             Log.i(TAG, "Update: synchronizing properties for uploaded " + mCurrentUpload.getRemotePath() + ": " + result.getLogMessage(), e);
 449
 450         } finally {
 451             if (propfind != null)
 452                 propfind.releaseConnection();
 453         }
 454
 455
 456         if (mCurrentUpload.wasRenamed()) {
 457             OCFile oldFile = mCurrentUpload.getOldFile();
 458             if (!oldFile.fileExists()) {
 459                 // just a name coincidence
 460                 file.setStoragePath(oldFile.getStoragePath());
 461
 462             } else {
 463                 // conflict resolved with 'Keep both' by the user
 464                 File localFile = new File(oldFile.getStoragePath());
 465                 File newLocalFile = new File(FileStorageUtils.getDefaultSavePathFor(mCurrentUpload.getAccount().name, file));
 466                 boolean renameSuccessed = localFile.renameTo(newLocalFile);
 467                 if (renameSuccessed) {
 468                     file.setStoragePath(newLocalFile.getAbsolutePath());
 469
 470                 } else {
 471                     // poor solution
 472                     Log.d(TAG, "DAMN IT: local rename failed after uploading a file with a new name already existing both in the remote account and the local database (should be due to a conflict solved with 'keep both'");
 473                     file.setStoragePath(null);
 474                         // not so fine:
 475                         //      - local file will be kept there as 'trash' until is download (and overwritten) again from the server;
 476                         //      - user will see as 'not down' a file that was just upload
 477                         // BUT:
 478                         //      - no loss of data happened
 479                         //      - when the user downloads again the renamed and original file from the server, local file names and contents will be correctly synchronized with names and contents in server
 480                 }
 481                 oldFile.setStoragePath(null);
 482                 mStorageManager.saveFile(oldFile);
 483             }
 484         }
 485
 486         mStorageManager.saveFile(file);
 487     }
 488
 489
 490     private void updateOCFile(OCFile file, WebdavEntry we) {
 491         file.setCreationTimestamp(we.createTimestamp());
 492         file.setFileLength(we.contentLength());
 493         file.setMimetype(we.contentType());
 494         file.setModificationTimestamp(we.modifiedTimesamp());
 495         // file.setEtag(mCurrentDownload.getEtag());    // TODO Etag, where available
 496     }
 497
 498
 499     private boolean checkAndFixInstantUploadDirectory(FileDataStorageManager storageManager) {
 500         OCFile instantUploadDir = storageManager.getFileByPath(InstantUploadBroadcastReceiver.INSTANT_UPLOAD_DIR);
 501         if (instantUploadDir == null) {
 502             // first instant upload in the account, or never account not synchronized after the remote InstantUpload folder was created
 503             OCFile newDir = new OCFile(InstantUploadBroadcastReceiver.INSTANT_UPLOAD_DIR);
 504             newDir.setMimetype("DIR");
 505             newDir.setParentId(storageManager.getFileByPath(OCFile.PATH_SEPARATOR).getFileId());
 506             storageManager.saveFile(newDir);
 507             return true;
 508         }
 509         return false;
 510     }
 511
 512
 513     private OCFile obtainNewOCFileToUpload(String remotePath, String localPath, String mimeType, FileDataStorageManager storageManager) {
 514         OCFile newFile = new OCFile(remotePath);
 515         newFile.setStoragePath(localPath);
 516         newFile.setLastSyncDateForProperties(0);
 517         newFile.setLastSyncDateForData(0);
 518
 519         // size
 520         if (localPath != null && localPath.length() > 0) {
 521             File localFile = new File(localPath);
 522             newFile.setFileLength(localFile.length());
 523         }   // don't worry about not assigning size, the problems with localPath are checked when the UploadFileOperation instance is created
 524
 525         // MIME type
 526         if (mimeType == null || mimeType.length() <= 0) {
 527             try {
 528                 mimeType = MimeTypeMap.getSingleton()
 529                     .getMimeTypeFromExtension(
 530                             remotePath.substring(remotePath.lastIndexOf('.') + 1));
 531             } catch (IndexOutOfBoundsException e) {
 532                 Log.e(TAG, "Trying to find out MIME type of a file without extension: " + remotePath);
 533             }
 534         }
 535         if (mimeType == null) {
 536             mimeType = "application/octet-stream";
 537         }
 538         newFile.setMimetype(mimeType);
 539
 540         // parent dir
 541         String parentPath = new File(remotePath).getParent();
 542         parentPath = parentPath.endsWith("/")?parentPath:parentPath+"/" ;
 543         OCFile parentDir = storageManager.getFileByPath(parentPath);
 544         if (parentDir == null) {
 545             throw new IllegalStateException("Can not upload a file to a non existing remote location: " + parentPath);
 546         }
 547         long parentDirId = parentDir.getFileId();
 548         newFile.setParentId(parentDirId);
 549         return newFile;
 550     }
 551
 552
 553     /**
 554      * Creates a status notification to show the upload progress
 555      *
 556      * @param upload    Upload operation starting.
 557      */
 558     private void notifyUploadStart(UploadFileOperation upload) {
 559         /// create status notification with a progress bar
 560         mLastPercent = 0;
 561         mNotification = new Notification(R.drawable.icon, getString(R.string.uploader_upload_in_progress_ticker), System.currentTimeMillis());
 562         mNotification.flags |= Notification.FLAG_ONGOING_EVENT;
 563         mDefaultNotificationContentView = mNotification.contentView;
 564         mNotification.contentView = new RemoteViews(getApplicationContext().getPackageName(), R.layout.progressbar_layout);
 565         mNotification.contentView.setProgressBar(R.id.status_progress, 100, 0, false);
 566         mNotification.contentView.setTextViewText(R.id.status_text, String.format(getString(R.string.uploader_upload_in_progress_content), 0, new File(upload.getStoragePath()).getName()));
 567         mNotification.contentView.setImageViewResource(R.id.status_icon, R.drawable.icon);
 568
 569         /// includes a pending intent in the notification showing the details view of the file
 570         Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
 571         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, upload.getFile());
 572         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, upload.getAccount());
 573         showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 574         mNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(), (int)System.currentTimeMillis(), showDetailsIntent, 0);
 575
 576         mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);
 577     }
 578
 579
 580     /**
 581      * Callback method to update the progress bar in the status notification
 582      */
 583     @Override
 584     public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer, String fileName) {
 585         int percent = (int)(100.0*((double)totalTransferredSoFar)/((double)totalToTransfer));
 586         if (percent != mLastPercent) {
 587             mNotification.contentView.setProgressBar(R.id.status_progress, 100, percent, false);
 588             String text = String.format(getString(R.string.uploader_upload_in_progress_content), percent, fileName);
 589             mNotification.contentView.setTextViewText(R.id.status_text, text);
 590             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);
 591         }
 592         mLastPercent = percent;
 593     }
 594
 595
 596     /**
 597      * Callback method to update the progress bar in the status notification  (old version)
 598      */
 599     @Override
 600     public void onTransferProgress(long progressRate) {
 601         // NOTHING TO DO HERE ANYMORE
 602     }
 603
 604
 605     /**
 606      * Updates the status notification with the result of an upload operation.
 607      *
 608      * @param uploadResult    Result of the upload operation.
 609      * @param upload          Finished upload operation
 610      */
 611     private void notifyUploadResult(RemoteOperationResult uploadResult, UploadFileOperation upload) {
 612         if (uploadResult.isCancelled()) {
 613             /// cancelled operation -> silent removal of progress notification
 614             mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 615
 616         } else if (uploadResult.isSuccess()) {
 617             /// success -> silent update of progress notification to success message
 618             mNotification.flags ^= Notification.FLAG_ONGOING_EVENT; // remove the ongoing flag
 619             mNotification.flags |= Notification.FLAG_AUTO_CANCEL;
 620             mNotification.contentView = mDefaultNotificationContentView;
 621
 622             /// includes a pending intent in the notification showing the details view of the file
 623             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
 624             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, upload.getFile());
 625             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, upload.getAccount());
 626             showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 627             mNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(), (int)System.currentTimeMillis(), showDetailsIntent, 0);
 628
 629             mNotification.setLatestEventInfo(   getApplicationContext(),
 630                                                 getString(R.string.uploader_upload_succeeded_ticker),
 631                                                 String.format(getString(R.string.uploader_upload_succeeded_content_single), (new File(upload.getStoragePath())).getName()),
 632                                                 mNotification.contentIntent);
 633
 634             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);    // NOT AN ERROR; uploader_upload_in_progress_ticker is the target, not a new notification
 635
 636             /* Notification about multiple uploads: pending of update
 637             mNotification.setLatestEventInfo(   getApplicationContext(),
 638                                                     getString(R.string.uploader_upload_succeeded_ticker),
 639                                                     String.format(getString(R.string.uploader_upload_succeeded_content_multiple), mSuccessCounter),
 640                                                     mNotification.contentIntent);
 641              */
 642
 643         } else {
 644             /// fail -> explicit failure notification
 645             mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 646             Notification finalNotification = new Notification(R.drawable.icon, getString(R.string.uploader_upload_failed_ticker), System.currentTimeMillis());
 647             finalNotification.flags |= Notification.FLAG_AUTO_CANCEL;
 648             // TODO put something smart in the contentIntent below
 649             finalNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(), (int)System.currentTimeMillis(), new Intent(), 0);
 650             finalNotification.setLatestEventInfo(   getApplicationContext(),
 651                                                     getString(R.string.uploader_upload_failed_ticker),
 652                                                     String.format(getString(R.string.uploader_upload_failed_content_single), (new File(upload.getStoragePath())).getName()),
 653                                                     finalNotification.contentIntent);
 654
 655             mNotificationManager.notify(R.string.uploader_upload_failed_ticker, finalNotification);
 656
 657             /* Notification about multiple uploads failure: pending of update
 658             finalNotification.setLatestEventInfo(   getApplicationContext(),
 659                                                         getString(R.string.uploader_upload_failed_ticker),
 660                                                         String.format(getString(R.string.uploader_upload_failed_content_multiple), mSuccessCounter, mTotalFilesToSend),
 661                                                         finalNotification.contentIntent);
 662             } */
 663         }
 664
 665     }
 666
 667
 668     /**
 669      * Sends a broadcast in order to the interested activities can update their view
 670      *
 671      * @param upload          Finished upload operation
 672      * @param uploadResult    Result of the upload operation
 673      */
 674     private void sendFinalBroadcast(UploadFileOperation upload, RemoteOperationResult uploadResult) {
 675         Intent end = new Intent(UPLOAD_FINISH_MESSAGE);
 676         end.putExtra(EXTRA_REMOTE_PATH, upload.getRemotePath());    // real remote path, after possible automatic renaming
 677         end.putExtra(EXTRA_FILE_PATH, upload.getStoragePath());
 678         end.putExtra(ACCOUNT_NAME, upload.getAccount().name);
 679         end.putExtra(EXTRA_UPLOAD_RESULT, uploadResult.isSuccess());
 680         end.putExtra(EXTRA_PARENT_DIR_ID, upload.getFile().getParentId());
 681         sendBroadcast(end);
 682     }
 683
 684
 685 }