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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012 Bartek Przybylski
   3  *   Copyright (C) 2012-2013 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License as published by
   7  *   the Free Software Foundation, either version 2 of the License, or
   8  *   (at your option) any later version.
   9  *
  10  *   This program is distributed in the hope that it will be useful,
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *   GNU General Public License for more details.
  14  *
  15  *   You should have received a copy of the GNU General Public License
  16  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 package com.owncloud.android.files.services;
  21
  22 import java.io.File;
  23 import java.util.AbstractList;
  24 import java.util.Iterator;
  25 import java.util.Vector;
  26 import java.util.concurrent.ConcurrentHashMap;
  27 import java.util.concurrent.ConcurrentMap;
  28
  29 import org.apache.http.HttpStatus;
  30 import org.apache.jackrabbit.webdav.MultiStatus;
  31 import org.apache.jackrabbit.webdav.client.methods.PropFindMethod;
  32
  33 import android.accounts.Account;
  34 import android.accounts.AccountManager;
  35 import android.app.Notification;
  36 import android.app.NotificationManager;
  37 import android.app.PendingIntent;
  38 import android.app.Service;
  39 import android.content.Intent;
  40 import android.os.Binder;
  41 import android.os.Handler;
  42 import android.os.HandlerThread;
  43 import android.os.IBinder;
  44 import android.os.Looper;
  45 import android.os.Message;
  46 import android.os.Process;
  47 import android.util.Log;
  48 import android.webkit.MimeTypeMap;
  49 import android.widget.RemoteViews;
  50 import android.widget.Toast;
  51
  52 import com.owncloud.android.R;
  53 import com.owncloud.android.authenticator.AccountAuthenticator;
  54 import com.owncloud.android.datamodel.FileDataStorageManager;
  55 import com.owncloud.android.datamodel.OCFile;
  56 import com.owncloud.android.db.DbHandler;
  57 import com.owncloud.android.network.OwnCloudClientUtils;
  58 import com.owncloud.android.operations.ChunkedUploadFileOperation;
  59 import com.owncloud.android.operations.RemoteOperationResult;
  60 import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
  61 import com.owncloud.android.operations.UploadFileOperation;
  62 import com.owncloud.android.ui.activity.FileDetailActivity;
  63 import com.owncloud.android.ui.activity.InstantUploadActivity;
  64 import com.owncloud.android.ui.fragment.FileDetailFragment;
  65 import com.owncloud.android.utils.OwnCloudVersion;
  66
  67 import eu.alefzero.webdav.OnDatatransferProgressListener;
  68 import eu.alefzero.webdav.WebdavClient;
  69 import eu.alefzero.webdav.WebdavEntry;
  70 import eu.alefzero.webdav.WebdavUtils;
  71
  72 public class FileUploader extends Service implements OnDatatransferProgressListener {
  73
  74     public static final String UPLOAD_FINISH_MESSAGE = "UPLOAD_FINISH";
  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_OLD_FILE_PATH = "OLD_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";
  83     public static final String KEY_REMOTE_FILE = "REMOTE_FILE";
  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     public static final String KEY_LOCAL_BEHAVIOUR = "BEHAVIOUR";
  92
  93     public static final int LOCAL_BEHAVIOUR_COPY = 0;
  94     public static final int LOCAL_BEHAVIOUR_MOVE = 1;
  95     public static final int LOCAL_BEHAVIOUR_FORGET = 2;
  96
  97     public static final int UPLOAD_SINGLE_FILE = 0;
  98     public static final int UPLOAD_MULTIPLE_FILES = 1;
  99
 100     private static final String TAG = FileUploader.class.getSimpleName();
 101
 102     private Looper mServiceLooper;
 103     private ServiceHandler mServiceHandler;
 104     private IBinder mBinder;
 105     private WebdavClient mUploadClient = null;
 106     private Account mLastAccount = null;
 107     private FileDataStorageManager mStorageManager;
 108
 109     private ConcurrentMap<String, UploadFileOperation> mPendingUploads = new ConcurrentHashMap<String, UploadFileOperation>();
 110     private UploadFileOperation mCurrentUpload = null;
 111
 112     private NotificationManager mNotificationManager;
 113     private Notification mNotification;
 114     private int mLastPercent;
 115     private RemoteViews mDefaultNotificationContentView;
 116
 117     /**
 118      * Builds a key for mPendingUploads from the account and file to upload
 119      *
 120      * @param account Account where the file to download is stored
 121      * @param file File to download
 122      */
 123     private String buildRemoteName(Account account, OCFile file) {
 124         return account.name + file.getRemotePath();
 125     }
 126
 127     private String buildRemoteName(Account account, String remotePath) {
 128         return account.name + remotePath;
 129     }
 130
 131     /**
 132      * Checks if an ownCloud server version should support chunked uploads.
 133      *
 134      * @param version OwnCloud version instance corresponding to an ownCloud
 135      *            server.
 136      * @return 'True' if the ownCloud server with version supports chunked
 137      *         uploads.
 138      */
 139     private static boolean chunkedUploadIsSupported(OwnCloudVersion version) {
 140         return (version != null && version.compareTo(OwnCloudVersion.owncloud_v4_5) >= 0);
 141     }
 142
 143     /**
 144      * Service initialization
 145      */
 146     @Override
 147     public void onCreate() {
 148         super.onCreate();
 149         Log.i(TAG, "mPendingUploads size:" + mPendingUploads.size());
 150         mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
 151         HandlerThread thread = new HandlerThread("FileUploaderThread", Process.THREAD_PRIORITY_BACKGROUND);
 152         thread.start();
 153         mServiceLooper = thread.getLooper();
 154         mServiceHandler = new ServiceHandler(mServiceLooper, this);
 155         mBinder = new FileUploaderBinder();
 156     }
 157
 158     /**
 159      * Entry point to add one or several files to the queue of uploads.
 160      *
 161      * New uploads are added calling to startService(), resulting in a call to
 162      * this method. This ensures the service will keep on working although the
 163      * caller activity goes away.
 164      */
 165     @Override
 166     public int onStartCommand(Intent intent, int flags, int startId) {
 167         if (!intent.hasExtra(KEY_ACCOUNT) || !intent.hasExtra(KEY_UPLOAD_TYPE)
 168                 || !(intent.hasExtra(KEY_LOCAL_FILE) || intent.hasExtra(KEY_FILE))) {
 169             Log.e(TAG, "Not enough information provided in intent");
 170             return Service.START_NOT_STICKY;
 171         }
 172         int uploadType = intent.getIntExtra(KEY_UPLOAD_TYPE, -1);
 173         if (uploadType == -1) {
 174             Log.e(TAG, "Incorrect upload type provided");
 175             return Service.START_NOT_STICKY;
 176         }
 177         Account account = intent.getParcelableExtra(KEY_ACCOUNT);
 178
 179         String[] localPaths = null, remotePaths = null, mimeTypes = null;
 180         OCFile[] files = null;
 181         if (uploadType == UPLOAD_SINGLE_FILE) {
 182
 183             if (intent.hasExtra(KEY_FILE)) {
 184                 files = new OCFile[] { intent.getParcelableExtra(KEY_FILE) };
 185
 186             } else {
 187                 localPaths = new String[] { intent.getStringExtra(KEY_LOCAL_FILE) };
 188                 remotePaths = new String[] { intent.getStringExtra(KEY_REMOTE_FILE) };
 189                 mimeTypes = new String[] { intent.getStringExtra(KEY_MIME_TYPE) };
 190             }
 191
 192         } else { // mUploadType == UPLOAD_MULTIPLE_FILES
 193
 194             if (intent.hasExtra(KEY_FILE)) {
 195                 files = (OCFile[]) intent.getParcelableArrayExtra(KEY_FILE); // TODO
 196                                                                              // will
 197                                                                              // this
 198                                                                              // casting
 199                                                                              // work
 200                                                                              // fine?
 201
 202             } else {
 203                 localPaths = intent.getStringArrayExtra(KEY_LOCAL_FILE);
 204                 remotePaths = intent.getStringArrayExtra(KEY_REMOTE_FILE);
 205                 mimeTypes = intent.getStringArrayExtra(KEY_MIME_TYPE);
 206             }
 207         }
 208
 209         FileDataStorageManager storageManager = new FileDataStorageManager(account, getContentResolver());
 210
 211         boolean forceOverwrite = intent.getBooleanExtra(KEY_FORCE_OVERWRITE, false);
 212         boolean isInstant = intent.getBooleanExtra(KEY_INSTANT_UPLOAD, false);
 213         int localAction = intent.getIntExtra(KEY_LOCAL_BEHAVIOUR, LOCAL_BEHAVIOUR_COPY);
 214         boolean fixed = false;
 215         if (isInstant) {
 216             fixed = checkAndFixInstantUploadDirectory(storageManager); // MUST
 217                                                                        // be
 218                                                                        // done
 219                                                                        // BEFORE
 220                                                                        // calling
 221                                                                        // obtainNewOCFileToUpload
 222         }
 223
 224         if (intent.hasExtra(KEY_FILE) && files == null) {
 225             Log.e(TAG, "Incorrect array for OCFiles provided in upload intent");
 226             return Service.START_NOT_STICKY;
 227
 228         } else if (!intent.hasExtra(KEY_FILE)) {
 229             if (localPaths == null) {
 230                 Log.e(TAG, "Incorrect array for local paths provided in upload intent");
 231                 return Service.START_NOT_STICKY;
 232             }
 233             if (remotePaths == null) {
 234                 Log.e(TAG, "Incorrect array for remote paths provided in upload intent");
 235                 return Service.START_NOT_STICKY;
 236             }
 237             if (localPaths.length != remotePaths.length) {
 238                 Log.e(TAG, "Different number of remote paths and local paths!");
 239                 return Service.START_NOT_STICKY;
 240             }
 241
 242             files = new OCFile[localPaths.length];
 243             for (int i = 0; i < localPaths.length; i++) {
 244                 files[i] = obtainNewOCFileToUpload(remotePaths[i], localPaths[i], ((mimeTypes != null) ? mimeTypes[i]
 245                         : (String) null), storageManager);
 246                 if (files[i] == null) {
 247                     // TODO @andromaex add failure Notiification
 248                     return Service.START_NOT_STICKY;
 249                 }
 250             }
 251         }
 252
 253         OwnCloudVersion ocv = new OwnCloudVersion(AccountManager.get(this).getUserData(account,
 254                 AccountAuthenticator.KEY_OC_VERSION));
 255         boolean chunked = FileUploader.chunkedUploadIsSupported(ocv);
 256         AbstractList<String> requestedUploads = new Vector<String>();
 257         String uploadKey = null;
 258         UploadFileOperation newUpload = null;
 259         try {
 260             for (int i = 0; i < files.length; i++) {
 261                 uploadKey = buildRemoteName(account, files[i].getRemotePath());
 262                 if (chunked) {
 263                     newUpload = new ChunkedUploadFileOperation(account, files[i], isInstant, forceOverwrite,
 264                             localAction);
 265                 } else {
 266                     newUpload = new UploadFileOperation(account, files[i], isInstant, forceOverwrite, localAction);
 267                 }
 268                 if (fixed && i == 0) {
 269                     newUpload.setRemoteFolderToBeCreated();
 270                 }
 271                 mPendingUploads.putIfAbsent(uploadKey, newUpload);
 272                 newUpload.addDatatransferProgressListener(this);
 273                 requestedUploads.add(uploadKey);
 274             }
 275
 276         } catch (IllegalArgumentException e) {
 277             Log.e(TAG, "Not enough information provided in intent: " + e.getMessage());
 278             return START_NOT_STICKY;
 279
 280         } catch (IllegalStateException e) {
 281             Log.e(TAG, "Bad information provided in intent: " + e.getMessage());
 282             return START_NOT_STICKY;
 283
 284         } catch (Exception e) {
 285             Log.e(TAG, "Unexpected exception while processing upload intent", e);
 286             return START_NOT_STICKY;
 287
 288         }
 289
 290         if (requestedUploads.size() > 0) {
 291             Message msg = mServiceHandler.obtainMessage();
 292             msg.arg1 = startId;
 293             msg.obj = requestedUploads;
 294             mServiceHandler.sendMessage(msg);
 295         }
 296         Log.i(TAG, "mPendingUploads size:" + mPendingUploads.size());
 297         return Service.START_NOT_STICKY;
 298     }
 299
 300     /**
 301      * Provides a binder object that clients can use to perform operations on
 302      * the queue of uploads, excepting the addition of new files.
 303      *
 304      * Implemented to perform cancellation, pause and resume of existing
 305      * uploads.
 306      */
 307     @Override
 308     public IBinder onBind(Intent arg0) {
 309         return mBinder;
 310     }
 311
 312     /**
 313      * Binder to let client components to perform operations on the queue of
 314      * uploads.
 315      *
 316      * It provides by itself the available operations.
 317      */
 318     public class FileUploaderBinder extends Binder {
 319
 320         /**
 321          * Cancels a pending or current upload of a remote file.
 322          *
 323          * @param account Owncloud account where the remote file will be stored.
 324          * @param file A file in the queue of pending uploads
 325          */
 326         public void cancel(Account account, OCFile file) {
 327             UploadFileOperation upload = null;
 328             synchronized (mPendingUploads) {
 329                 upload = mPendingUploads.remove(buildRemoteName(account, file));
 330             }
 331             if (upload != null) {
 332                 upload.cancel();
 333             }
 334         }
 335
 336         /**
 337          * Returns True when the file described by 'file' is being uploaded to
 338          * the ownCloud account 'account' or waiting for it
 339          *
 340          * If 'file' is a directory, returns 'true' if some of its descendant
 341          * files is downloading or waiting to download.
 342          *
 343          * @param account Owncloud account where the remote file will be stored.
 344          * @param file A file that could be in the queue of pending uploads
 345          */
 346         public boolean isUploading(Account account, OCFile file) {
 347             if (account == null || file == null)
 348                 return false;
 349             String targetKey = buildRemoteName(account, file);
 350             synchronized (mPendingUploads) {
 351                 if (file.isDirectory()) {
 352                     // this can be slow if there are many downloads :(
 353                     Iterator<String> it = mPendingUploads.keySet().iterator();
 354                     boolean found = false;
 355                     while (it.hasNext() && !found) {
 356                         found = it.next().startsWith(targetKey);
 357                     }
 358                     return found;
 359                 } else {
 360                     return (mPendingUploads.containsKey(targetKey));
 361                 }
 362             }
 363         }
 364     }
 365
 366     /**
 367      * Upload worker. Performs the pending uploads in the order they were
 368      * requested.
 369      *
 370      * Created with the Looper of a new thread, started in
 371      * {@link FileUploader#onCreate()}.
 372      */
 373     private static class ServiceHandler extends Handler {
 374         // don't make it a final class, and don't remove the static ; lint will
 375         // warn about a possible memory leak
 376         FileUploader mService;
 377
 378         public ServiceHandler(Looper looper, FileUploader service) {
 379             super(looper);
 380             if (service == null)
 381                 throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
 382             mService = service;
 383         }
 384
 385         @Override
 386         public void handleMessage(Message msg) {
 387             @SuppressWarnings("unchecked")
 388             AbstractList<String> requestedUploads = (AbstractList<String>) msg.obj;
 389             if (msg.obj != null) {
 390                 Iterator<String> it = requestedUploads.iterator();
 391                 while (it.hasNext()) {
 392                     mService.uploadFile(it.next());
 393                 }
 394             }
 395             mService.stopSelf(msg.arg1);
 396         }
 397     }
 398
 399     /**
 400      * Core upload method: sends the file(s) to upload
 401      *
 402      * @param uploadKey Key to access the upload to perform, contained in
 403      *            mPendingUploads
 404      */
 405     public void uploadFile(String uploadKey) {
 406
 407         synchronized (mPendingUploads) {
 408             mCurrentUpload = mPendingUploads.get(uploadKey);
 409         }
 410
 411         if (mCurrentUpload != null) {
 412
 413             notifyUploadStart(mCurrentUpload);
 414
 415             // / prepare client object to send requests to the ownCloud server
 416             if (mUploadClient == null || !mLastAccount.equals(mCurrentUpload.getAccount())) {
 417                 mLastAccount = mCurrentUpload.getAccount();
 418                 mStorageManager = new FileDataStorageManager(mLastAccount, getContentResolver());
 419                 mUploadClient = OwnCloudClientUtils.createOwnCloudClient(mLastAccount, getApplicationContext());
 420             }
 421
 422             // / create remote folder for instant uploads
 423             if (mCurrentUpload.isRemoteFolderToBeCreated()) {
 424                 mUploadClient.createDirectory(InstantUploadService.INSTANT_UPLOAD_DIR);
 425                 // ignoring result fail could just mean that it already exists,
 426                 // but local database is not synchronized the upload will be
 427                 // tried anyway
 428             }
 429
 430             // / perform the upload
 431             RemoteOperationResult uploadResult = null;
 432             try {
 433                 uploadResult = mCurrentUpload.execute(mUploadClient);
 434                 if (uploadResult.isSuccess()) {
 435                     saveUploadedFile();
 436                 }
 437
 438             } finally {
 439                 synchronized (mPendingUploads) {
 440                     mPendingUploads.remove(uploadKey);
 441                     Log.i(TAG, "Remove CurrentUploadItem from pending upload Item Map.");
 442                 }
 443             }
 444
 445             // notify result
 446             notifyUploadResult(uploadResult, mCurrentUpload);
 447             sendFinalBroadcast(mCurrentUpload, uploadResult);
 448
 449         }
 450
 451     }
 452
 453     /**
 454      * Saves a OC File after a successful upload.
 455      *
 456      * A PROPFIND is necessary to keep the props in the local database
 457      * synchronized with the server, specially the modification time and Etag
 458      * (where available)
 459      *
 460      * TODO refactor this ugly thing
 461      */
 462     private void saveUploadedFile() {
 463         OCFile file = mCurrentUpload.getFile();
 464         long syncDate = System.currentTimeMillis();
 465         file.setLastSyncDateForData(syncDate);
 466
 467         // / new PROPFIND to keep data consistent with server in theory, should
 468         // return the same we already have
 469         PropFindMethod propfind = null;
 470         RemoteOperationResult result = null;
 471         try {
 472             propfind = new PropFindMethod(mUploadClient.getBaseUri()
 473                     + WebdavUtils.encodePath(mCurrentUpload.getRemotePath()));
 474             int status = mUploadClient.executeMethod(propfind);
 475             boolean isMultiStatus = (status == HttpStatus.SC_MULTI_STATUS);
 476             if (isMultiStatus) {
 477                 MultiStatus resp = propfind.getResponseBodyAsMultiStatus();
 478                 WebdavEntry we = new WebdavEntry(resp.getResponses()[0], mUploadClient.getBaseUri().getPath());
 479                 updateOCFile(file, we);
 480                 file.setLastSyncDateForProperties(syncDate);
 481
 482             } else {
 483                 mUploadClient.exhaustResponse(propfind.getResponseBodyAsStream());
 484             }
 485
 486             result = new RemoteOperationResult(isMultiStatus, status);
 487             Log.i(TAG, "Update: synchronizing properties for uploaded " + mCurrentUpload.getRemotePath() + ": "
 488                     + result.getLogMessage());
 489
 490         } catch (Exception e) {
 491             result = new RemoteOperationResult(e);
 492             Log.e(TAG, "Update: synchronizing properties for uploaded " + mCurrentUpload.getRemotePath() + ": "
 493                     + result.getLogMessage(), e);
 494
 495         } finally {
 496             if (propfind != null)
 497                 propfind.releaseConnection();
 498         }
 499
 500         // / maybe this would be better as part of UploadFileOperation... or
 501         // maybe all this method
 502         if (mCurrentUpload.wasRenamed()) {
 503             OCFile oldFile = mCurrentUpload.getOldFile();
 504             if (oldFile.fileExists()) {
 505                 oldFile.setStoragePath(null);
 506                 mStorageManager.saveFile(oldFile);
 507
 508             } // else: it was just an automatic renaming due to a name
 509               // coincidence; nothing else is needed, the storagePath is right
 510               // in the instance returned by mCurrentUpload.getFile()
 511         }
 512
 513         mStorageManager.saveFile(file);
 514     }
 515
 516     private void updateOCFile(OCFile file, WebdavEntry we) {
 517         file.setCreationTimestamp(we.createTimestamp());
 518         file.setFileLength(we.contentLength());
 519         file.setMimetype(we.contentType());
 520         file.setModificationTimestamp(we.modifiedTimestamp());
 521         file.setModificationTimestampAtLastSyncForData(we.modifiedTimestamp());
 522         // file.setEtag(mCurrentDownload.getEtag()); // TODO Etag, where
 523         // available
 524     }
 525
 526     private boolean checkAndFixInstantUploadDirectory(FileDataStorageManager storageManager) {
 527         OCFile instantUploadDir = storageManager.getFileByPath(InstantUploadService.INSTANT_UPLOAD_DIR);
 528         if (instantUploadDir == null) {
 529             // first instant upload in the account, or never account not
 530             // synchronized after the remote InstantUpload folder was created
 531             OCFile newDir = new OCFile(InstantUploadService.INSTANT_UPLOAD_DIR);
 532             newDir.setMimetype("DIR");
 533             OCFile path = storageManager.getFileByPath(OCFile.PATH_SEPARATOR);
 534
 535             if (path != null) {
 536                 newDir.setParentId(path.getFileId());
 537                 storageManager.saveFile(newDir);
 538                 return true;
 539             } else {
 540                 return false;
 541             }
 542
 543         }
 544         return false;
 545     }
 546
 547     private OCFile obtainNewOCFileToUpload(String remotePath, String localPath, String mimeType,
 548             FileDataStorageManager storageManager) {
 549         OCFile newFile = new OCFile(remotePath);
 550         newFile.setStoragePath(localPath);
 551         newFile.setLastSyncDateForProperties(0);
 552         newFile.setLastSyncDateForData(0);
 553
 554         // size
 555         if (localPath != null && localPath.length() > 0) {
 556             File localFile = new File(localPath);
 557             newFile.setFileLength(localFile.length());
 558             newFile.setLastSyncDateForData(localFile.lastModified());
 559         } // don't worry about not assigning size, the problems with localPath
 560           // are checked when the UploadFileOperation instance is created
 561
 562         // MIME type
 563         if (mimeType == null || mimeType.length() <= 0) {
 564             try {
 565                 mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(
 566                         remotePath.substring(remotePath.lastIndexOf('.') + 1));
 567             } catch (IndexOutOfBoundsException e) {
 568                 Log.e(TAG, "Trying to find out MIME type of a file without extension: " + remotePath);
 569             }
 570         }
 571         if (mimeType == null) {
 572             mimeType = "application/octet-stream";
 573         }
 574         newFile.setMimetype(mimeType);
 575
 576         // parent dir
 577         String parentPath = new File(remotePath).getParent();
 578         parentPath = parentPath.endsWith(OCFile.PATH_SEPARATOR) ? parentPath : parentPath + OCFile.PATH_SEPARATOR;
 579         OCFile parentDir = storageManager.getFileByPath(parentPath);
 580         if (parentDir == null) {
 581             Toast t = Toast
 582                     .makeText(
 583                             getApplicationContext(),
 584                             "The first time the InstantUpload is running you must be online, so the target folder can successfully created by the upload process",
 585                             30);
 586             t.show();
 587             return null;
 588         }
 589         long parentDirId = parentDir.getFileId();
 590         newFile.setParentId(parentDirId);
 591         return newFile;
 592     }
 593
 594     /**
 595      * Creates a status notification to show the upload progress
 596      *
 597      * @param upload Upload operation starting.
 598      */
 599     private void notifyUploadStart(UploadFileOperation upload) {
 600         // / create status notification with a progress bar
 601         mLastPercent = 0;
 602         mNotification = new Notification(R.drawable.icon, getString(R.string.uploader_upload_in_progress_ticker),
 603                 System.currentTimeMillis());
 604         mNotification.flags |= Notification.FLAG_ONGOING_EVENT;
 605         mDefaultNotificationContentView = mNotification.contentView;
 606         mNotification.contentView = new RemoteViews(getApplicationContext().getPackageName(),
 607                 R.layout.progressbar_layout);
 608         mNotification.contentView.setProgressBar(R.id.status_progress, 100, 0, false);
 609         mNotification.contentView.setTextViewText(R.id.status_text,
 610                 String.format(getString(R.string.uploader_upload_in_progress_content), 0, upload.getFileName()));
 611         mNotification.contentView.setImageViewResource(R.id.status_icon, R.drawable.icon);
 612
 613         // / includes a pending intent in the notification showing the details
 614         // view of the file
 615         Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
 616         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, upload.getFile());
 617         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, upload.getAccount());
 618         showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 619         mNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(),
 620                 (int) System.currentTimeMillis(), showDetailsIntent, 0);
 621
 622         mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);
 623     }
 624
 625     /**
 626      * Callback method to update the progress bar in the status notification
 627      */
 628     @Override
 629     public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer, String fileName) {
 630         int percent = (int) (100.0 * ((double) totalTransferredSoFar) / ((double) totalToTransfer));
 631         if (percent != mLastPercent) {
 632             mNotification.contentView.setProgressBar(R.id.status_progress, 100, percent, false);
 633             String text = String.format(getString(R.string.uploader_upload_in_progress_content), percent, fileName);
 634             mNotification.contentView.setTextViewText(R.id.status_text, text);
 635             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);
 636         }
 637         mLastPercent = percent;
 638     }
 639
 640     /**
 641      * Callback method to update the progress bar in the status notification
 642      * (old version)
 643      */
 644     @Override
 645     public void onTransferProgress(long progressRate) {
 646         // NOTHING TO DO HERE ANYMORE
 647     }
 648
 649     /**
 650      * Updates the status notification with the result of an upload operation.
 651      *
 652      * @param uploadResult Result of the upload operation.
 653      * @param upload Finished upload operation
 654      */
 655     private void notifyUploadResult(RemoteOperationResult uploadResult, UploadFileOperation upload) {
 656         Log.d(TAG, "NotifyUploadResult with resultCode: " + uploadResult.getCode());
 657         if (uploadResult.isCancelled()) {
 658             // / cancelled operation -> silent removal of progress notification
 659             mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 660
 661         } else if (uploadResult.isSuccess()) {
 662             // / success -> silent update of progress notification to success
 663             // message
 664             mNotification.flags ^= Notification.FLAG_ONGOING_EVENT; // remove
 665                                                                     // the
 666                                                                     // ongoing
 667                                                                     // flag
 668             mNotification.flags |= Notification.FLAG_AUTO_CANCEL;
 669             mNotification.contentView = mDefaultNotificationContentView;
 670
 671             // / includes a pending intent in the notification showing the
 672             // details view of the file
 673             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
 674             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, upload.getFile());
 675             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, upload.getAccount());
 676             showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 677             mNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(),
 678                     (int) System.currentTimeMillis(), showDetailsIntent, 0);
 679
 680             mNotification.setLatestEventInfo(getApplicationContext(),
 681                     getString(R.string.uploader_upload_succeeded_ticker),
 682                     String.format(getString(R.string.uploader_upload_succeeded_content_single), upload.getFileName()),
 683                     mNotification.contentIntent);
 684
 685             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification); // NOT
 686                                                                                                      // AN
 687             DbHandler db = new DbHandler(this.getBaseContext());
 688             db.removeIUPendingFile(mCurrentUpload.getFile().getStoragePath());
 689             db.close();
 690
 691         } else {
 692
 693             // / fail -> explicit failure notification
 694             mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 695             Notification finalNotification = new Notification(R.drawable.icon,
 696                     getString(R.string.uploader_upload_failed_ticker), System.currentTimeMillis());
 697             finalNotification.flags |= Notification.FLAG_AUTO_CANCEL;
 698
 699             Intent detailUploudIntent = new Intent(this, InstantUploadActivity.class);
 700             detailUploudIntent.putExtra(FileUploader.KEY_ACCOUNT, upload.getAccount());
 701             finalNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(),
 702                     (int) System.currentTimeMillis(), detailUploudIntent, PendingIntent.FLAG_UPDATE_CURRENT
 703                             | PendingIntent.FLAG_ONE_SHOT);
 704
 705             String content = null;
 706             if (uploadResult.getCode() == ResultCode.LOCAL_STORAGE_FULL
 707                     || uploadResult.getCode() == ResultCode.LOCAL_STORAGE_NOT_COPIED) {
 708                 // TODO we need a class to provide error messages for the users
 709                 // from a RemoteOperationResult and a RemoteOperation
 710                 content = String.format(getString(R.string.error__upload__local_file_not_copied), upload.getFileName(),
 711                         getString(R.string.app_name));
 712             } else {
 713                 content = String
 714                         .format(getString(R.string.uploader_upload_failed_content_single), upload.getFileName());
 715             }
 716             finalNotification.setLatestEventInfo(getApplicationContext(),
 717                     getString(R.string.uploader_upload_failed_ticker), content, finalNotification.contentIntent);
 718
 719             mNotificationManager.notify(R.string.uploader_upload_failed_ticker, finalNotification);
 720
 721             DbHandler db = new DbHandler(this.getBaseContext());
 722             String message = uploadResult.getLogMessage() + " errorCode: " + uploadResult.getCode();
 723             Log.e(TAG, message+" Http-Code: "+uploadResult.getHttpCode());
 724             if (uploadResult.getCode() == ResultCode.QUOTA_EXCEEDED) {
 725                 message = getString(R.string.failed_upload_quota_exceeded_text);
 726             }
 727             if (db.updateFileState(upload.getOriginalStoragePath(), DbHandler.UPLOAD_STATUS_UPLOAD_FAILED, message) == 0) {
 728                 db.putFileForLater(upload.getOriginalStoragePath(), upload.getAccount().name, message);
 729             }
 730             db.close();
 731
 732         }
 733
 734     }
 735
 736     /**
 737      * Sends a broadcast in order to the interested activities can update their
 738      * view
 739      *
 740      * @param upload Finished upload operation
 741      * @param uploadResult Result of the upload operation
 742      */
 743     private void sendFinalBroadcast(UploadFileOperation upload, RemoteOperationResult uploadResult) {
 744         Intent end = new Intent(UPLOAD_FINISH_MESSAGE);
 745         end.putExtra(EXTRA_REMOTE_PATH, upload.getRemotePath()); // real remote
 746                                                                  // path, after
 747                                                                  // possible
 748                                                                  // automatic
 749                                                                  // renaming
 750         if (upload.wasRenamed()) {
 751             end.putExtra(EXTRA_OLD_REMOTE_PATH, upload.getOldFile().getRemotePath());
 752         }
 753         end.putExtra(EXTRA_OLD_FILE_PATH, upload.getOriginalStoragePath());
 754         end.putExtra(ACCOUNT_NAME, upload.getAccount().name);
 755         end.putExtra(EXTRA_UPLOAD_RESULT, uploadResult.isSuccess());
 756         sendStickyBroadcast(end);
 757     }
 758
 759 }