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_OLD_REMOTE_PATH = "OLD_REMOTE_PATH";
  78     public static final String EXTRA_FILE_PATH = "FILE_PATH";
  79     public static final String ACCOUNT_NAME = "ACCOUNT_NAME";
  80
  81     public static final String KEY_FILE = "FILE";
  82     public static final String KEY_LOCAL_FILE = "LOCAL_FILE";       // TODO remove this as a possible input argument ; use KEY_FILE everywhere
  83     public static final String KEY_REMOTE_FILE = "REMOTE_FILE";     // TODO remove this as a possible input argument ; use KEY_FILE everywhere
  84     public static final String KEY_MIME_TYPE = "MIME_TYPE";
  85
  86     public static final String KEY_ACCOUNT = "ACCOUNT";
  87
  88     public static final String KEY_UPLOAD_TYPE = "UPLOAD_TYPE";
  89     public static final String KEY_FORCE_OVERWRITE = "KEY_FORCE_OVERWRITE";
  90     public static final String KEY_INSTANT_UPLOAD = "INSTANT_UPLOAD";
  91
  92     public static final int UPLOAD_SINGLE_FILE = 0;
  93     public static final int UPLOAD_MULTIPLE_FILES = 1;
  94
  95     private static final String TAG = FileUploader.class.getSimpleName();
  96
  97     private Looper mServiceLooper;
  98     private ServiceHandler mServiceHandler;
  99     private IBinder mBinder;
 100     private WebdavClient mUploadClient = null;
 101     private Account mLastAccount = null;
 102     private FileDataStorageManager mStorageManager;
 103
 104     private ConcurrentMap<String, UploadFileOperation> mPendingUploads = new ConcurrentHashMap<String, UploadFileOperation>();
 105     private UploadFileOperation mCurrentUpload = null;
 106
 107     private NotificationManager mNotificationManager;
 108     private Notification mNotification;
 109     private int mLastPercent;
 110     private RemoteViews mDefaultNotificationContentView;
 111
 112
 113     /**
 114      * Builds a key for mPendingUploads from the account and file to upload
 115      *
 116      * @param account   Account where the file to download is stored
 117      * @param file      File to download
 118      */
 119     private String buildRemoteName(Account account, OCFile file) {
 120         return account.name + file.getRemotePath();
 121     }
 122
 123     private String buildRemoteName(Account account, String remotePath) {
 124         return account.name + remotePath;
 125     }
 126
 127
 128     /**
 129      * Checks if an ownCloud server version should support chunked uploads.
 130      *
 131      * @param version   OwnCloud version instance corresponding to an ownCloud server.
 132      * @return          'True' if the ownCloud server with version supports chunked uploads.
 133      */
 134     private static boolean chunkedUploadIsSupported(OwnCloudVersion version) {
 135         return (version != null && version.compareTo(OwnCloudVersion.owncloud_v4_5) >= 0);
 136     }
 137
 138
 139
 140     /**
 141      * Service initialization
 142      */
 143     @Override
 144     public void onCreate() {
 145         super.onCreate();
 146         mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
 147         HandlerThread thread = new HandlerThread("FileUploaderThread",
 148                 Process.THREAD_PRIORITY_BACKGROUND);
 149         thread.start();
 150         mServiceLooper = thread.getLooper();
 151         mServiceHandler = new ServiceHandler(mServiceLooper, this);
 152         mBinder = new FileUploaderBinder();
 153     }
 154
 155
 156     /**
 157      * Entry point to add one or several files to the queue of uploads.
 158      *
 159      * New uploads are added calling to startService(), resulting in a call to this method. This ensures the service will keep on working
 160      * although the caller activity goes away.
 161      */
 162     @Override
 163     public int onStartCommand(Intent intent, int flags, int startId) {
 164         if (!intent.hasExtra(KEY_ACCOUNT) || !intent.hasExtra(KEY_UPLOAD_TYPE) || !(intent.hasExtra(KEY_LOCAL_FILE) || intent.hasExtra(KEY_FILE))) {
 165             Log.e(TAG, "Not enough information provided in intent");
 166             return Service.START_NOT_STICKY;
 167         }
 168         int uploadType = intent.getIntExtra(KEY_UPLOAD_TYPE, -1);
 169         if (uploadType == -1) {
 170             Log.e(TAG, "Incorrect upload type provided");
 171             return Service.START_NOT_STICKY;
 172         }
 173         Account account = intent.getParcelableExtra(KEY_ACCOUNT);
 174
 175         String[] localPaths = null, remotePaths = null, mimeTypes = null;
 176         OCFile[] files = null;
 177         if (uploadType == UPLOAD_SINGLE_FILE) {
 178
 179             if (intent.hasExtra(KEY_FILE)) {
 180                 files = new OCFile[] {intent.getParcelableExtra(KEY_FILE) };
 181
 182             } else {
 183                 localPaths = new String[] { intent.getStringExtra(KEY_LOCAL_FILE) };
 184                 remotePaths = new String[] { intent.getStringExtra(KEY_REMOTE_FILE) };
 185                 mimeTypes = new String[] { intent.getStringExtra(KEY_MIME_TYPE) };
 186             }
 187
 188         } else { // mUploadType == UPLOAD_MULTIPLE_FILES
 189
 190             if (intent.hasExtra(KEY_FILE)) {
 191                 files = (OCFile[]) intent.getParcelableArrayExtra(KEY_FILE);    // TODO will this casting work fine?
 192
 193             } else {
 194                 localPaths = intent.getStringArrayExtra(KEY_LOCAL_FILE);
 195                 remotePaths = intent.getStringArrayExtra(KEY_REMOTE_FILE);
 196                 mimeTypes = intent.getStringArrayExtra(KEY_MIME_TYPE);
 197             }
 198         }
 199
 200         FileDataStorageManager storageManager = new FileDataStorageManager(account, getContentResolver());
 201
 202         if (intent.hasExtra(KEY_FILE) && files == null) {
 203             Log.e(TAG, "Incorrect array for OCFiles provided in upload intent");
 204             return Service.START_NOT_STICKY;
 205
 206         } else if (!intent.hasExtra(KEY_FILE)) {
 207             if (localPaths == null) {
 208                 Log.e(TAG, "Incorrect array for local paths provided in upload intent");
 209                 return Service.START_NOT_STICKY;
 210             }
 211             if (remotePaths == null) {
 212                 Log.e(TAG, "Incorrect array for remote paths provided in upload intent");
 213                 return Service.START_NOT_STICKY;
 214             }
 215             if (localPaths.length != remotePaths.length) {
 216                 Log.e(TAG, "Different number of remote paths and local paths!");
 217                 return Service.START_NOT_STICKY;
 218             }
 219
 220             files = new OCFile[localPaths.length];
 221             for (int i=0; i < localPaths.length; i++) {
 222                 files[i] = obtainNewOCFileToUpload(remotePaths[i], localPaths[i], ((mimeTypes!=null)?mimeTypes[i]:(String)null), storageManager);
 223             }
 224         }
 225
 226         boolean isInstant = intent.getBooleanExtra(KEY_INSTANT_UPLOAD, false);
 227         boolean forceOverwrite = intent.getBooleanExtra(KEY_FORCE_OVERWRITE, false);
 228
 229         OwnCloudVersion ocv = new OwnCloudVersion(AccountManager.get(this).getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
 230         boolean chunked = FileUploader.chunkedUploadIsSupported(ocv);
 231         AbstractList<String> requestedUploads = new Vector<String>();
 232         String uploadKey = null;
 233         UploadFileOperation newUpload = null;
 234         boolean fixed = false;
 235         if (isInstant) {
 236             fixed = checkAndFixInstantUploadDirectory(storageManager);
 237         }
 238         try {
 239             for (int i=0; i < files.length; i++) {
 240                 uploadKey = buildRemoteName(account, files[i].getRemotePath());
 241                 if (chunked) {
 242                     newUpload = new ChunkedUploadFileOperation(account, files[i], isInstant, forceOverwrite);
 243                 } else {
 244                     newUpload = new UploadFileOperation(account, files[i], isInstant, forceOverwrite);
 245                 }
 246                 if (fixed && i==0) {
 247                     newUpload.setRemoteFolderToBeCreated();
 248                 }
 249                 mPendingUploads.putIfAbsent(uploadKey, newUpload);
 250                 newUpload.addDatatransferProgressListener(this);
 251                 requestedUploads.add(uploadKey);
 252             }
 253
 254         } catch (IllegalArgumentException e) {
 255             Log.e(TAG, "Not enough information provided in intent: " + e.getMessage());
 256             return START_NOT_STICKY;
 257
 258         } catch (IllegalStateException e) {
 259             Log.e(TAG, "Bad information provided in intent: " + e.getMessage());
 260             return START_NOT_STICKY;
 261
 262         } catch (Exception e) {
 263             Log.e(TAG, "Unexpected exception while processing upload intent", e);
 264             return START_NOT_STICKY;
 265
 266         }
 267
 268         if (requestedUploads.size() > 0) {
 269             Message msg = mServiceHandler.obtainMessage();
 270             msg.arg1 = startId;
 271             msg.obj = requestedUploads;
 272             mServiceHandler.sendMessage(msg);
 273         }
 274
 275         return Service.START_NOT_STICKY;
 276     }
 277
 278
 279     /**
 280      * Provides a binder object that clients can use to perform operations on the queue of uploads, excepting the addition of new files.
 281      *
 282      * Implemented to perform cancellation, pause and resume of existing uploads.
 283      */
 284     @Override
 285     public IBinder onBind(Intent arg0) {
 286         return mBinder;
 287     }
 288
 289     /**
 290      *  Binder to let client components to perform operations on the queue of uploads.
 291      *
 292      *  It provides by itself the available operations.
 293      */
 294     public class FileUploaderBinder extends Binder {
 295
 296         /**
 297          * Cancels a pending or current upload of a remote file.
 298          *
 299          * @param account       Owncloud account where the remote file will be stored.
 300          * @param file          A file in the queue of pending uploads
 301          */
 302         public void cancel(Account account, OCFile file) {
 303             UploadFileOperation upload = null;
 304             synchronized (mPendingUploads) {
 305                 upload = mPendingUploads.remove(buildRemoteName(account, file));
 306             }
 307             if (upload != null) {
 308                 upload.cancel();
 309             }
 310         }
 311
 312
 313         /**
 314          * Returns True when the file described by 'file' is being uploaded to the ownCloud account 'account' or waiting for it
 315          *
 316          * @param account       Owncloud account where the remote file will be stored.
 317          * @param file          A file that could be in the queue of pending uploads
 318          */
 319         public boolean isUploading(Account account, OCFile file) {
 320             synchronized (mPendingUploads) {
 321                 return (mPendingUploads.containsKey(buildRemoteName(account, file)));
 322             }
 323         }
 324     }
 325
 326
 327
 328
 329     /**
 330      * Upload worker. Performs the pending uploads in the order they were requested.
 331      *
 332      * Created with the Looper of a new thread, started in {@link FileUploader#onCreate()}.
 333      */
 334     private static class ServiceHandler extends Handler {
 335         // don't make it a final class, and don't remove the static ; lint will warn about a possible memory leak
 336         FileUploader mService;
 337         public ServiceHandler(Looper looper, FileUploader service) {
 338             super(looper);
 339             if (service == null)
 340                 throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
 341             mService = service;
 342         }
 343
 344         @Override
 345         public void handleMessage(Message msg) {
 346             @SuppressWarnings("unchecked")
 347             AbstractList<String> requestedUploads = (AbstractList<String>) msg.obj;
 348             if (msg.obj != null) {
 349                 Iterator<String> it = requestedUploads.iterator();
 350                 while (it.hasNext()) {
 351                     mService.uploadFile(it.next());
 352                 }
 353             }
 354             mService.stopSelf(msg.arg1);
 355         }
 356     }
 357
 358
 359
 360
 361     /**
 362      * Core upload method: sends the file(s) to upload
 363      *
 364      * @param uploadKey   Key to access the upload to perform, contained in mPendingUploads
 365      */
 366     public void uploadFile(String uploadKey) {
 367
 368         synchronized(mPendingUploads) {
 369             mCurrentUpload = mPendingUploads.get(uploadKey);
 370         }
 371
 372         if (mCurrentUpload != null) {
 373
 374             notifyUploadStart(mCurrentUpload);
 375
 376
 377             /// prepare client object to send requests to the ownCloud server
 378             if (mUploadClient == null || !mLastAccount.equals(mCurrentUpload.getAccount())) {
 379                 mLastAccount = mCurrentUpload.getAccount();
 380                 mStorageManager = new FileDataStorageManager(mLastAccount, getContentResolver());
 381                 mUploadClient = OwnCloudClientUtils.createOwnCloudClient(mLastAccount, getApplicationContext());
 382             }
 383
 384             /// create remote folder for instant uploads
 385             if (mCurrentUpload.isRemoteFolderToBeCreated()) {
 386                 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
 387             }
 388
 389
 390             /// perform the upload
 391             RemoteOperationResult uploadResult = null;
 392             try {
 393                 uploadResult = mCurrentUpload.execute(mUploadClient);
 394                 if (uploadResult.isSuccess()) {
 395                     saveUploadedFile();
 396                 }
 397
 398             } finally {
 399                 synchronized(mPendingUploads) {
 400                     mPendingUploads.remove(uploadKey);
 401                 }
 402             }
 403
 404             /// notify result
 405             notifyUploadResult(uploadResult, mCurrentUpload);
 406
 407             sendFinalBroadcast(mCurrentUpload, uploadResult);
 408
 409         }
 410
 411     }
 412
 413     /**
 414      * Saves a OC File after a successful upload.
 415      *
 416      * A PROPFIND is necessary to keep the props in the local database synchronized with the server,
 417      * specially the modification time and Etag (where available)
 418      *
 419      * TODO refactor this ugly thing
 420      */
 421     private void saveUploadedFile() {
 422         OCFile file = mCurrentUpload.getFile();
 423         long syncDate = System.currentTimeMillis();
 424         file.setLastSyncDateForData(syncDate);
 425
 426         /// new PROPFIND to keep data consistent with server in theory, should return the same we already have
 427         PropFindMethod propfind = null;
 428         RemoteOperationResult result = null;
 429         try {
 430           propfind = new PropFindMethod(mUploadClient.getBaseUri() + WebdavUtils.encodePath(mCurrentUpload.getRemotePath()));
 431           int status = mUploadClient.executeMethod(propfind);
 432           boolean isMultiStatus = (status == HttpStatus.SC_MULTI_STATUS);
 433           if (isMultiStatus) {
 434               MultiStatus resp = propfind.getResponseBodyAsMultiStatus();
 435               WebdavEntry we = new WebdavEntry(resp.getResponses()[0],
 436                                                mUploadClient.getBaseUri().getPath());
 437               updateOCFile(file, we);
 438               file.setLastSyncDateForProperties(syncDate);
 439
 440           } else {
 441               mUploadClient.exhaustResponse(propfind.getResponseBodyAsStream());
 442           }
 443
 444           result = new RemoteOperationResult(isMultiStatus, status);
 445           Log.i(TAG, "Update: synchronizing properties for uploaded " + mCurrentUpload.getRemotePath() + ": " + result.getLogMessage());
 446
 447         } catch (Exception e) {
 448             result = new RemoteOperationResult(e);
 449             Log.i(TAG, "Update: synchronizing properties for uploaded " + mCurrentUpload.getRemotePath() + ": " + result.getLogMessage(), e);
 450
 451         } finally {
 452             if (propfind != null)
 453                 propfind.releaseConnection();
 454         }
 455
 456
 457         if (mCurrentUpload.wasRenamed()) {
 458             OCFile oldFile = mCurrentUpload.getOldFile();
 459             if (!oldFile.fileExists()) {
 460                 // just a name coincidence
 461                 file.setStoragePath(oldFile.getStoragePath());
 462
 463             } else {
 464                 // conflict resolved with 'Keep both' by the user
 465                 File localFile = new File(oldFile.getStoragePath());
 466                 File newLocalFile = new File(FileStorageUtils.getDefaultSavePathFor(mCurrentUpload.getAccount().name, file));
 467                 boolean renameSuccessed = localFile.renameTo(newLocalFile);
 468                 if (renameSuccessed) {
 469                     file.setStoragePath(newLocalFile.getAbsolutePath());
 470
 471                 } else {
 472                     // poor solution
 473                     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'");
 474                     file.setStoragePath(null);
 475                         // not so fine:
 476                         //      - local file will be kept there as 'trash' until is download (and overwritten) again from the server;
 477                         //      - user will see as 'not down' a file that was just upload
 478                         // BUT:
 479                         //      - no loss of data happened
 480                         //      - 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
 481                 }
 482                 oldFile.setStoragePath(null);
 483                 mStorageManager.saveFile(oldFile);
 484             }
 485         }
 486
 487         mStorageManager.saveFile(file);
 488     }
 489
 490
 491     private void updateOCFile(OCFile file, WebdavEntry we) {
 492         file.setCreationTimestamp(we.createTimestamp());
 493         file.setFileLength(we.contentLength());
 494         file.setMimetype(we.contentType());
 495         file.setModificationTimestamp(we.modifiedTimesamp());
 496         // file.setEtag(mCurrentDownload.getEtag());    // TODO Etag, where available
 497     }
 498
 499
 500     private boolean checkAndFixInstantUploadDirectory(FileDataStorageManager storageManager) {
 501         OCFile instantUploadDir = storageManager.getFileByPath(InstantUploadBroadcastReceiver.INSTANT_UPLOAD_DIR);
 502         if (instantUploadDir == null) {
 503             // first instant upload in the account, or never account not synchronized after the remote InstantUpload folder was created
 504             OCFile newDir = new OCFile(InstantUploadBroadcastReceiver.INSTANT_UPLOAD_DIR);
 505             newDir.setMimetype("DIR");
 506             newDir.setParentId(storageManager.getFileByPath(OCFile.PATH_SEPARATOR).getFileId());
 507             storageManager.saveFile(newDir);
 508             return true;
 509         }
 510         return false;
 511     }
 512
 513
 514     private OCFile obtainNewOCFileToUpload(String remotePath, String localPath, String mimeType, FileDataStorageManager storageManager) {
 515         OCFile newFile = new OCFile(remotePath);
 516         newFile.setStoragePath(localPath);
 517         newFile.setLastSyncDateForProperties(0);
 518         newFile.setLastSyncDateForData(0);
 519
 520         // size
 521         if (localPath != null && localPath.length() > 0) {
 522             File localFile = new File(localPath);
 523             newFile.setFileLength(localFile.length());
 524         }   // don't worry about not assigning size, the problems with localPath are checked when the UploadFileOperation instance is created
 525
 526         // MIME type
 527         if (mimeType == null || mimeType.length() <= 0) {
 528             try {
 529                 mimeType = MimeTypeMap.getSingleton()
 530                     .getMimeTypeFromExtension(
 531                             remotePath.substring(remotePath.lastIndexOf('.') + 1));
 532             } catch (IndexOutOfBoundsException e) {
 533                 Log.e(TAG, "Trying to find out MIME type of a file without extension: " + remotePath);
 534             }
 535         }
 536         if (mimeType == null) {
 537             mimeType = "application/octet-stream";
 538         }
 539         newFile.setMimetype(mimeType);
 540
 541         // parent dir
 542         String parentPath = new File(remotePath).getParent();
 543         parentPath = parentPath.endsWith("/")?parentPath:parentPath+"/" ;
 544         OCFile parentDir = storageManager.getFileByPath(parentPath);
 545         if (parentDir == null) {
 546             throw new IllegalStateException("Can not upload a file to a non existing remote location: " + parentPath);
 547         }
 548         long parentDirId = parentDir.getFileId();
 549         newFile.setParentId(parentDirId);
 550         return newFile;
 551     }
 552
 553
 554     /**
 555      * Creates a status notification to show the upload progress
 556      *
 557      * @param upload    Upload operation starting.
 558      */
 559     private void notifyUploadStart(UploadFileOperation upload) {
 560         /// create status notification with a progress bar
 561         mLastPercent = 0;
 562         mNotification = new Notification(R.drawable.icon, getString(R.string.uploader_upload_in_progress_ticker), System.currentTimeMillis());
 563         mNotification.flags |= Notification.FLAG_ONGOING_EVENT;
 564         mDefaultNotificationContentView = mNotification.contentView;
 565         mNotification.contentView = new RemoteViews(getApplicationContext().getPackageName(), R.layout.progressbar_layout);
 566         mNotification.contentView.setProgressBar(R.id.status_progress, 100, 0, false);
 567         mNotification.contentView.setTextViewText(R.id.status_text, String.format(getString(R.string.uploader_upload_in_progress_content), 0, new File(upload.getStoragePath()).getName()));
 568         mNotification.contentView.setImageViewResource(R.id.status_icon, R.drawable.icon);
 569
 570         /// includes a pending intent in the notification showing the details view of the file
 571         Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
 572         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, upload.getFile());
 573         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, upload.getAccount());
 574         showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 575         mNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(), (int)System.currentTimeMillis(), showDetailsIntent, 0);
 576
 577         mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);
 578     }
 579
 580
 581     /**
 582      * Callback method to update the progress bar in the status notification
 583      */
 584     @Override
 585     public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer, String fileName) {
 586         int percent = (int)(100.0*((double)totalTransferredSoFar)/((double)totalToTransfer));
 587         if (percent != mLastPercent) {
 588             mNotification.contentView.setProgressBar(R.id.status_progress, 100, percent, false);
 589             String text = String.format(getString(R.string.uploader_upload_in_progress_content), percent, fileName);
 590             mNotification.contentView.setTextViewText(R.id.status_text, text);
 591             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);
 592         }
 593         mLastPercent = percent;
 594     }
 595
 596
 597     /**
 598      * Callback method to update the progress bar in the status notification  (old version)
 599      */
 600     @Override
 601     public void onTransferProgress(long progressRate) {
 602         // NOTHING TO DO HERE ANYMORE
 603     }
 604
 605
 606     /**
 607      * Updates the status notification with the result of an upload operation.
 608      *
 609      * @param uploadResult    Result of the upload operation.
 610      * @param upload          Finished upload operation
 611      */
 612     private void notifyUploadResult(RemoteOperationResult uploadResult, UploadFileOperation upload) {
 613         if (uploadResult.isCancelled()) {
 614             /// cancelled operation -> silent removal of progress notification
 615             mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 616
 617         } else if (uploadResult.isSuccess()) {
 618             /// success -> silent update of progress notification to success message
 619             mNotification.flags ^= Notification.FLAG_ONGOING_EVENT; // remove the ongoing flag
 620             mNotification.flags |= Notification.FLAG_AUTO_CANCEL;
 621             mNotification.contentView = mDefaultNotificationContentView;
 622
 623             /// includes a pending intent in the notification showing the details view of the file
 624             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
 625             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, upload.getFile());
 626             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, upload.getAccount());
 627             showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 628             mNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(), (int)System.currentTimeMillis(), showDetailsIntent, 0);
 629
 630             mNotification.setLatestEventInfo(   getApplicationContext(),
 631                                                 getString(R.string.uploader_upload_succeeded_ticker),
 632                                                 String.format(getString(R.string.uploader_upload_succeeded_content_single), (new File(upload.getStoragePath())).getName()),
 633                                                 mNotification.contentIntent);
 634
 635             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
 636
 637             /* Notification about multiple uploads: pending of update
 638             mNotification.setLatestEventInfo(   getApplicationContext(),
 639                                                     getString(R.string.uploader_upload_succeeded_ticker),
 640                                                     String.format(getString(R.string.uploader_upload_succeeded_content_multiple), mSuccessCounter),
 641                                                     mNotification.contentIntent);
 642              */
 643
 644         } else {
 645             /// fail -> explicit failure notification
 646             mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 647             Notification finalNotification = new Notification(R.drawable.icon, getString(R.string.uploader_upload_failed_ticker), System.currentTimeMillis());
 648             finalNotification.flags |= Notification.FLAG_AUTO_CANCEL;
 649             // TODO put something smart in the contentIntent below
 650             finalNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(), (int)System.currentTimeMillis(), new Intent(), 0);
 651             finalNotification.setLatestEventInfo(   getApplicationContext(),
 652                                                     getString(R.string.uploader_upload_failed_ticker),
 653                                                     String.format(getString(R.string.uploader_upload_failed_content_single), (new File(upload.getStoragePath())).getName()),
 654                                                     finalNotification.contentIntent);
 655
 656             mNotificationManager.notify(R.string.uploader_upload_failed_ticker, finalNotification);
 657
 658             /* Notification about multiple uploads failure: pending of update
 659             finalNotification.setLatestEventInfo(   getApplicationContext(),
 660                                                         getString(R.string.uploader_upload_failed_ticker),
 661                                                         String.format(getString(R.string.uploader_upload_failed_content_multiple), mSuccessCounter, mTotalFilesToSend),
 662                                                         finalNotification.contentIntent);
 663             } */
 664         }
 665
 666     }
 667
 668
 669     /**
 670      * Sends a broadcast in order to the interested activities can update their view
 671      *
 672      * @param upload          Finished upload operation
 673      * @param uploadResult    Result of the upload operation
 674      */
 675     private void sendFinalBroadcast(UploadFileOperation upload, RemoteOperationResult uploadResult) {
 676         Intent end = new Intent(UPLOAD_FINISH_MESSAGE);
 677         end.putExtra(EXTRA_REMOTE_PATH, upload.getRemotePath());    // real remote path, after possible automatic renaming
 678         if (upload.wasRenamed()) {
 679             end.putExtra(EXTRA_OLD_REMOTE_PATH, upload.getOldFile().getRemotePath());
 680         }
 681         end.putExtra(EXTRA_FILE_PATH, upload.getStoragePath());
 682         end.putExtra(ACCOUNT_NAME, upload.getAccount().name);
 683         end.putExtra(EXTRA_UPLOAD_RESULT, uploadResult.isSuccess());
 684         end.putExtra(EXTRA_PARENT_DIR_ID, upload.getFile().getParentId());
 685         sendBroadcast(end);
 686     }
 687
 688
 689 }