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.Log_OC;
  53 import com.owncloud.android.R;
  54 import com.owncloud.android.authenticator.AccountAuthenticator;
  55 import com.owncloud.android.datamodel.FileDataStorageManager;
  56 import com.owncloud.android.datamodel.OCFile;
  57 import com.owncloud.android.db.DbHandler;
  58 import com.owncloud.android.files.InstantUploadBroadcastReceiver;
  59 import com.owncloud.android.network.OwnCloudClientUtils;
  60 import com.owncloud.android.operations.ChunkedUploadFileOperation;
  61 import com.owncloud.android.operations.RemoteOperationResult;
  62 import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
  63 import com.owncloud.android.operations.UploadFileOperation;
  64 import com.owncloud.android.ui.activity.FileDetailActivity;
  65 import com.owncloud.android.ui.activity.InstantUploadActivity;
  66 import com.owncloud.android.ui.fragment.FileDetailFragment;
  67 import com.owncloud.android.utils.OwnCloudVersion;
  68
  69 import eu.alefzero.webdav.OnDatatransferProgressListener;
  70 import eu.alefzero.webdav.WebdavClient;
  71 import eu.alefzero.webdav.WebdavEntry;
  72 import eu.alefzero.webdav.WebdavUtils;
  73
  74 public class FileUploader extends Service implements OnDatatransferProgressListener {
  75
  76     public static final String UPLOAD_FINISH_MESSAGE = "UPLOAD_FINISH";
  77     public static final String EXTRA_UPLOAD_RESULT = "RESULT";
  78     public static final String EXTRA_REMOTE_PATH = "REMOTE_PATH";
  79     public static final String EXTRA_OLD_REMOTE_PATH = "OLD_REMOTE_PATH";
  80     public static final String EXTRA_OLD_FILE_PATH = "OLD_FILE_PATH";
  81     public static final String ACCOUNT_NAME = "ACCOUNT_NAME";
  82
  83     public static final String KEY_FILE = "FILE";
  84     public static final String KEY_LOCAL_FILE = "LOCAL_FILE";
  85     public static final String KEY_REMOTE_FILE = "REMOTE_FILE";
  86     public static final String KEY_MIME_TYPE = "MIME_TYPE";
  87
  88     public static final String KEY_ACCOUNT = "ACCOUNT";
  89
  90     public static final String KEY_UPLOAD_TYPE = "UPLOAD_TYPE";
  91     public static final String KEY_FORCE_OVERWRITE = "KEY_FORCE_OVERWRITE";
  92     public static final String KEY_INSTANT_UPLOAD = "INSTANT_UPLOAD";
  93     public static final String KEY_LOCAL_BEHAVIOUR = "BEHAVIOUR";
  94
  95     public static final int LOCAL_BEHAVIOUR_COPY = 0;
  96     public static final int LOCAL_BEHAVIOUR_MOVE = 1;
  97     public static final int LOCAL_BEHAVIOUR_FORGET = 2;
  98
  99     public static final int UPLOAD_SINGLE_FILE = 0;
 100     public static final int UPLOAD_MULTIPLE_FILES = 1;
 101
 102     private static final String TAG = FileUploader.class.getSimpleName();
 103
 104     private Looper mServiceLooper;
 105     private ServiceHandler mServiceHandler;
 106     private IBinder mBinder;
 107     private WebdavClient mUploadClient = null;
 108     private Account mLastAccount = null;
 109     private FileDataStorageManager mStorageManager;
 110
 111     private ConcurrentMap<String, UploadFileOperation> mPendingUploads = new ConcurrentHashMap<String, UploadFileOperation>();
 112     private UploadFileOperation mCurrentUpload = null;
 113
 114     private NotificationManager mNotificationManager;
 115     private Notification mNotification;
 116     private int mLastPercent;
 117     private RemoteViews mDefaultNotificationContentView;
 118
 119     /**
 120      * Builds a key for mPendingUploads from the account and file to upload
 121      *
 122      * @param account Account where the file to download is stored
 123      * @param file File to download
 124      */
 125     private String buildRemoteName(Account account, OCFile file) {
 126         return account.name + file.getRemotePath();
 127     }
 128
 129     private String buildRemoteName(Account account, String remotePath) {
 130         return account.name + remotePath;
 131     }
 132
 133     /**
 134      * Checks if an ownCloud server version should support chunked uploads.
 135      *
 136      * @param version OwnCloud version instance corresponding to an ownCloud
 137      *            server.
 138      * @return 'True' if the ownCloud server with version supports chunked
 139      *         uploads.
 140      */
 141     private static boolean chunkedUploadIsSupported(OwnCloudVersion version) {
 142         return (version != null && version.compareTo(OwnCloudVersion.owncloud_v4_5) >= 0);
 143     }
 144
 145     /**
 146      * Service initialization
 147      */
 148     @Override
 149     public void onCreate() {
 150         super.onCreate();
 151         Log_OC.i(TAG, "mPendingUploads size:" + mPendingUploads.size());
 152         mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
 153         HandlerThread thread = new HandlerThread("FileUploaderThread", Process.THREAD_PRIORITY_BACKGROUND);
 154         thread.start();
 155         mServiceLooper = thread.getLooper();
 156         mServiceHandler = new ServiceHandler(mServiceLooper, this);
 157         mBinder = new FileUploaderBinder();
 158     }
 159
 160     /**
 161      * Entry point to add one or several files to the queue of uploads.
 162      *
 163      * New uploads are added calling to startService(), resulting in a call to
 164      * this method. This ensures the service will keep on working although the
 165      * caller activity goes away.
 166      */
 167     @Override
 168     public int onStartCommand(Intent intent, int flags, int startId) {
 169         if (!intent.hasExtra(KEY_ACCOUNT) || !intent.hasExtra(KEY_UPLOAD_TYPE)
 170                 || !(intent.hasExtra(KEY_LOCAL_FILE) || intent.hasExtra(KEY_FILE))) {
 171             Log_OC.e(TAG, "Not enough information provided in intent");
 172             return Service.START_NOT_STICKY;
 173         }
 174         int uploadType = intent.getIntExtra(KEY_UPLOAD_TYPE, -1);
 175         if (uploadType == -1) {
 176             Log_OC.e(TAG, "Incorrect upload type provided");
 177             return Service.START_NOT_STICKY;
 178         }
 179         Account account = intent.getParcelableExtra(KEY_ACCOUNT);
 180
 181         String[] localPaths = null, remotePaths = null, mimeTypes = null;
 182         OCFile[] files = null;
 183         if (uploadType == UPLOAD_SINGLE_FILE) {
 184
 185             if (intent.hasExtra(KEY_FILE)) {
 186                 files = new OCFile[] { intent.getParcelableExtra(KEY_FILE) };
 187
 188             } else {
 189                 localPaths = new String[] { intent.getStringExtra(KEY_LOCAL_FILE) };
 190                 remotePaths = new String[] { intent.getStringExtra(KEY_REMOTE_FILE) };
 191                 mimeTypes = new String[] { intent.getStringExtra(KEY_MIME_TYPE) };
 192             }
 193
 194         } else { // mUploadType == UPLOAD_MULTIPLE_FILES
 195
 196             if (intent.hasExtra(KEY_FILE)) {
 197                 files = (OCFile[]) intent.getParcelableArrayExtra(KEY_FILE); // TODO
 198                                                                              // will
 199                                                                              // this
 200                                                                              // casting
 201                                                                              // work
 202                                                                              // fine?
 203
 204             } else {
 205                 localPaths = intent.getStringArrayExtra(KEY_LOCAL_FILE);
 206                 remotePaths = intent.getStringArrayExtra(KEY_REMOTE_FILE);
 207                 mimeTypes = intent.getStringArrayExtra(KEY_MIME_TYPE);
 208             }
 209         }
 210
 211         FileDataStorageManager storageManager = new FileDataStorageManager(account, getContentResolver());
 212
 213         boolean forceOverwrite = intent.getBooleanExtra(KEY_FORCE_OVERWRITE, false);
 214         boolean isInstant = intent.getBooleanExtra(KEY_INSTANT_UPLOAD, false);
 215         int localAction = intent.getIntExtra(KEY_LOCAL_BEHAVIOUR, LOCAL_BEHAVIOUR_COPY);
 216         boolean fixed = false;
 217         if (isInstant) {
 218             fixed = checkAndFixInstantUploadDirectory(storageManager); // MUST
 219                                                                        // be
 220                                                                        // done
 221                                                                        // BEFORE
 222                                                                        // calling
 223                                                                        // obtainNewOCFileToUpload
 224         }
 225
 226         if (intent.hasExtra(KEY_FILE) && files == null) {
 227             Log_OC.e(TAG, "Incorrect array for OCFiles provided in upload intent");
 228             return Service.START_NOT_STICKY;
 229
 230         } else if (!intent.hasExtra(KEY_FILE)) {
 231             if (localPaths == null) {
 232                 Log_OC.e(TAG, "Incorrect array for local paths provided in upload intent");
 233                 return Service.START_NOT_STICKY;
 234             }
 235             if (remotePaths == null) {
 236                 Log_OC.e(TAG, "Incorrect array for remote paths provided in upload intent");
 237                 return Service.START_NOT_STICKY;
 238             }
 239             if (localPaths.length != remotePaths.length) {
 240                 Log_OC.e(TAG, "Different number of remote paths and local paths!");
 241                 return Service.START_NOT_STICKY;
 242             }
 243
 244             files = new OCFile[localPaths.length];
 245             for (int i = 0; i < localPaths.length; i++) {
 246                 files[i] = obtainNewOCFileToUpload(remotePaths[i], localPaths[i], ((mimeTypes != null) ? mimeTypes[i]
 247                         : (String) null), storageManager);
 248                 if (files[i] == null) {
 249                     // TODO @andromaex add failure Notiification
 250                     return Service.START_NOT_STICKY;
 251                 }
 252             }
 253         }
 254
 255         OwnCloudVersion ocv = new OwnCloudVersion(AccountManager.get(this).getUserData(account,
 256                 AccountAuthenticator.KEY_OC_VERSION));
 257         boolean chunked = FileUploader.chunkedUploadIsSupported(ocv);
 258         AbstractList<String> requestedUploads = new Vector<String>();
 259         String uploadKey = null;
 260         UploadFileOperation newUpload = null;
 261         try {
 262             for (int i = 0; i < files.length; i++) {
 263                 uploadKey = buildRemoteName(account, files[i].getRemotePath());
 264                 if (chunked) {
 265                     newUpload = new ChunkedUploadFileOperation(account, files[i], isInstant, forceOverwrite,
 266                             localAction);
 267                 } else {
 268                     newUpload = new UploadFileOperation(account, files[i], isInstant, forceOverwrite, localAction);
 269                 }
 270                 if (fixed && i == 0) {
 271                     newUpload.setRemoteFolderToBeCreated();
 272                 }
 273                 mPendingUploads.putIfAbsent(uploadKey, newUpload);
 274                 newUpload.addDatatransferProgressListener(this);
 275                 requestedUploads.add(uploadKey);
 276             }
 277
 278         } catch (IllegalArgumentException e) {
 279             Log_OC.e(TAG, "Not enough information provided in intent: " + e.getMessage());
 280             return START_NOT_STICKY;
 281
 282         } catch (IllegalStateException e) {
 283             Log_OC.e(TAG, "Bad information provided in intent: " + e.getMessage());
 284             return START_NOT_STICKY;
 285
 286         } catch (Exception e) {
 287             Log_OC.e(TAG, "Unexpected exception while processing upload intent", e);
 288             return START_NOT_STICKY;
 289
 290         }
 291
 292         if (requestedUploads.size() > 0) {
 293             Message msg = mServiceHandler.obtainMessage();
 294             msg.arg1 = startId;
 295             msg.obj = requestedUploads;
 296             mServiceHandler.sendMessage(msg);
 297         }
 298         Log_OC.i(TAG, "mPendingUploads size:" + mPendingUploads.size());
 299         return Service.START_NOT_STICKY;
 300     }
 301
 302     /**
 303      * Provides a binder object that clients can use to perform operations on
 304      * the queue of uploads, excepting the addition of new files.
 305      *
 306      * Implemented to perform cancellation, pause and resume of existing
 307      * uploads.
 308      */
 309     @Override
 310     public IBinder onBind(Intent arg0) {
 311         return mBinder;
 312     }
 313
 314     /**
 315      * Binder to let client components to perform operations on the queue of
 316      * uploads.
 317      *
 318      * It provides by itself the available operations.
 319      */
 320     public class FileUploaderBinder extends Binder {
 321
 322         /**
 323          * Cancels a pending or current upload of a remote file.
 324          *
 325          * @param account Owncloud account where the remote file will be stored.
 326          * @param file A file in the queue of pending uploads
 327          */
 328         public void cancel(Account account, OCFile file) {
 329             UploadFileOperation upload = null;
 330             synchronized (mPendingUploads) {
 331                 upload = mPendingUploads.remove(buildRemoteName(account, file));
 332             }
 333             if (upload != null) {
 334                 upload.cancel();
 335             }
 336         }
 337
 338         /**
 339          * Returns True when the file described by 'file' is being uploaded to
 340          * the ownCloud account 'account' or waiting for it
 341          *
 342          * If 'file' is a directory, returns 'true' if some of its descendant
 343          * files is downloading or waiting to download.
 344          *
 345          * @param account Owncloud account where the remote file will be stored.
 346          * @param file A file that could be in the queue of pending uploads
 347          */
 348         public boolean isUploading(Account account, OCFile file) {
 349             if (account == null || file == null)
 350                 return false;
 351             String targetKey = buildRemoteName(account, file);
 352             synchronized (mPendingUploads) {
 353                 if (file.isDirectory()) {
 354                     // this can be slow if there are many downloads :(
 355                     Iterator<String> it = mPendingUploads.keySet().iterator();
 356                     boolean found = false;
 357                     while (it.hasNext() && !found) {
 358                         found = it.next().startsWith(targetKey);
 359                     }
 360                     return found;
 361                 } else {
 362                     return (mPendingUploads.containsKey(targetKey));
 363                 }
 364             }
 365         }
 366     }
 367
 368     /**
 369      * Upload worker. Performs the pending uploads in the order they were
 370      * requested.
 371      *
 372      * Created with the Looper of a new thread, started in
 373      * {@link FileUploader#onCreate()}.
 374      */
 375     private static class ServiceHandler extends Handler {
 376         // don't make it a final class, and don't remove the static ; lint will
 377         // warn about a possible memory leak
 378         FileUploader mService;
 379
 380         public ServiceHandler(Looper looper, FileUploader service) {
 381             super(looper);
 382             if (service == null)
 383                 throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
 384             mService = service;
 385         }
 386
 387         @Override
 388         public void handleMessage(Message msg) {
 389             @SuppressWarnings("unchecked")
 390             AbstractList<String> requestedUploads = (AbstractList<String>) msg.obj;
 391             if (msg.obj != null) {
 392                 Iterator<String> it = requestedUploads.iterator();
 393                 while (it.hasNext()) {
 394                     mService.uploadFile(it.next());
 395                 }
 396             }
 397             mService.stopSelf(msg.arg1);
 398         }
 399     }
 400
 401     /**
 402      * Core upload method: sends the file(s) to upload
 403      *
 404      * @param uploadKey Key to access the upload to perform, contained in
 405      *            mPendingUploads
 406      */
 407     public void uploadFile(String uploadKey) {
 408
 409         synchronized (mPendingUploads) {
 410             mCurrentUpload = mPendingUploads.get(uploadKey);
 411         }
 412
 413         if (mCurrentUpload != null) {
 414
 415             notifyUploadStart(mCurrentUpload);
 416
 417             // / prepare client object to send requests to the ownCloud server
 418             if (mUploadClient == null || !mLastAccount.equals(mCurrentUpload.getAccount())) {
 419                 mLastAccount = mCurrentUpload.getAccount();
 420                 mStorageManager = new FileDataStorageManager(mLastAccount, getContentResolver());
 421                 mUploadClient = OwnCloudClientUtils.createOwnCloudClient(mLastAccount, getApplicationContext());
 422             }
 423
 424             // / create remote folder for instant uploads
 425             if (mCurrentUpload.isRemoteFolderToBeCreated()) {
 426                 mUploadClient.createDirectory(InstantUploadBroadcastReceiver.INSTANT_UPLOAD_DIR); // ignoring
 427                                                                                                   // result;
 428                                                                                                   // fail
 429                                                                                                   // could
 430                                                                                                   // just
 431                                                                                                   // mean
 432                                                                                                   // that
 433                                                                                                   // it
 434                                                                                                   // already
 435                                                                                                   // exists,
 436                                                                                                   // but
 437                                                                                                   // local
 438                                                                                                   // database
 439                                                                                                   // is
 440                                                                                                   // not
 441                                                                                                   // synchronized;
 442                                                                                                   // the
 443                                                                                                   // upload
 444                                                                                                   // will
 445                                                                                                   // be
 446                                                                                                   // tried
 447                                                                                                   // anyway
 448             }
 449
 450             // / perform the upload
 451             RemoteOperationResult uploadResult = null;
 452             try {
 453                 uploadResult = mCurrentUpload.execute(mUploadClient);
 454                 if (uploadResult.isSuccess()) {
 455                     saveUploadedFile();
 456                 }
 457
 458             } finally {
 459                 synchronized (mPendingUploads) {
 460                     mPendingUploads.remove(uploadKey);
 461                     Log_OC.i(TAG, "Remove CurrentUploadItem from pending upload Item Map.");
 462                 }
 463             }
 464
 465             // notify result
 466             notifyUploadResult(uploadResult, mCurrentUpload);
 467             sendFinalBroadcast(mCurrentUpload, uploadResult);
 468
 469         }
 470
 471     }
 472
 473     /**
 474      * Saves a OC File after a successful upload.
 475      *
 476      * A PROPFIND is necessary to keep the props in the local database
 477      * synchronized with the server, specially the modification time and Etag
 478      * (where available)
 479      *
 480      * TODO refactor this ugly thing
 481      */
 482     private void saveUploadedFile() {
 483         OCFile file = mCurrentUpload.getFile();
 484         long syncDate = System.currentTimeMillis();
 485         file.setLastSyncDateForData(syncDate);
 486
 487         // / new PROPFIND to keep data consistent with server in theory, should
 488         // return the same we already have
 489         PropFindMethod propfind = null;
 490         RemoteOperationResult result = null;
 491         try {
 492             propfind = new PropFindMethod(mUploadClient.getBaseUri()
 493                     + WebdavUtils.encodePath(mCurrentUpload.getRemotePath()));
 494             int status = mUploadClient.executeMethod(propfind);
 495             boolean isMultiStatus = (status == HttpStatus.SC_MULTI_STATUS);
 496             if (isMultiStatus) {
 497                 MultiStatus resp = propfind.getResponseBodyAsMultiStatus();
 498                 WebdavEntry we = new WebdavEntry(resp.getResponses()[0], mUploadClient.getBaseUri().getPath());
 499                 updateOCFile(file, we);
 500                 file.setLastSyncDateForProperties(syncDate);
 501
 502             } else {
 503                 mUploadClient.exhaustResponse(propfind.getResponseBodyAsStream());
 504             }
 505
 506             result = new RemoteOperationResult(isMultiStatus, status);
 507             Log_OC.i(TAG, "Update: synchronizing properties for uploaded " + mCurrentUpload.getRemotePath() + ": "
 508                     + result.getLogMessage());
 509
 510         } catch (Exception e) {
 511             result = new RemoteOperationResult(e);
 512             Log_OC.e(TAG, "Update: synchronizing properties for uploaded " + mCurrentUpload.getRemotePath() + ": "
 513                     + result.getLogMessage(), e);
 514
 515         } finally {
 516             if (propfind != null)
 517                 propfind.releaseConnection();
 518         }
 519
 520         // / maybe this would be better as part of UploadFileOperation... or
 521         // maybe all this method
 522         if (mCurrentUpload.wasRenamed()) {
 523             OCFile oldFile = mCurrentUpload.getOldFile();
 524             if (oldFile.fileExists()) {
 525                 oldFile.setStoragePath(null);
 526                 mStorageManager.saveFile(oldFile);
 527
 528             } // else: it was just an automatic renaming due to a name
 529               // coincidence; nothing else is needed, the storagePath is right
 530               // in the instance returned by mCurrentUpload.getFile()
 531         }
 532
 533         mStorageManager.saveFile(file);
 534     }
 535
 536     private void updateOCFile(OCFile file, WebdavEntry we) {
 537         file.setCreationTimestamp(we.createTimestamp());
 538         file.setFileLength(we.contentLength());
 539         file.setMimetype(we.contentType());
 540         file.setModificationTimestamp(we.modifiedTimestamp());
 541         file.setModificationTimestampAtLastSyncForData(we.modifiedTimestamp());
 542         // file.setEtag(mCurrentDownload.getEtag()); // TODO Etag, where
 543         // available
 544     }
 545
 546     private boolean checkAndFixInstantUploadDirectory(FileDataStorageManager storageManager) {
 547         OCFile instantUploadDir = storageManager.getFileByPath(InstantUploadBroadcastReceiver.INSTANT_UPLOAD_DIR);
 548         if (instantUploadDir == null) {
 549             // first instant upload in the account, or never account not
 550             // synchronized after the remote InstantUpload folder was created
 551             OCFile newDir = new OCFile(InstantUploadBroadcastReceiver.INSTANT_UPLOAD_DIR);
 552             newDir.setMimetype("DIR");
 553             OCFile path = storageManager.getFileByPath(OCFile.PATH_SEPARATOR);
 554
 555             if (path != null) {
 556                 newDir.setParentId(path.getFileId());
 557                 storageManager.saveFile(newDir);
 558                 return true;
 559             } else {
 560                 return false;
 561             }
 562
 563         }
 564         return false;
 565     }
 566
 567     private OCFile obtainNewOCFileToUpload(String remotePath, String localPath, String mimeType,
 568             FileDataStorageManager storageManager) {
 569         OCFile newFile = new OCFile(remotePath);
 570         newFile.setStoragePath(localPath);
 571         newFile.setLastSyncDateForProperties(0);
 572         newFile.setLastSyncDateForData(0);
 573
 574         // size
 575         if (localPath != null && localPath.length() > 0) {
 576             File localFile = new File(localPath);
 577             newFile.setFileLength(localFile.length());
 578             newFile.setLastSyncDateForData(localFile.lastModified());
 579         } // don't worry about not assigning size, the problems with localPath
 580           // are checked when the UploadFileOperation instance is created
 581
 582         // MIME type
 583         if (mimeType == null || mimeType.length() <= 0) {
 584             try {
 585                 mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(
 586                         remotePath.substring(remotePath.lastIndexOf('.') + 1));
 587             } catch (IndexOutOfBoundsException e) {
 588                 Log_OC.e(TAG, "Trying to find out MIME type of a file without extension: " + remotePath);
 589             }
 590         }
 591         if (mimeType == null) {
 592             mimeType = "application/octet-stream";
 593         }
 594         newFile.setMimetype(mimeType);
 595
 596         // parent dir
 597         String parentPath = new File(remotePath).getParent();
 598         parentPath = parentPath.endsWith(OCFile.PATH_SEPARATOR) ? parentPath : parentPath + OCFile.PATH_SEPARATOR;
 599         OCFile parentDir = storageManager.getFileByPath(parentPath);
 600         if (parentDir == null) {
 601             Toast t = Toast
 602                     .makeText(
 603                             getApplicationContext(),
 604                             "The first time the InstantUpload is running you must be online, so the target folder can successfully created by the upload process",
 605                             30);
 606             t.show();
 607             return null;
 608         }
 609         long parentDirId = parentDir.getFileId();
 610         newFile.setParentId(parentDirId);
 611         return newFile;
 612     }
 613
 614     /**
 615      * Creates a status notification to show the upload progress
 616      *
 617      * @param upload Upload operation starting.
 618      */
 619     private void notifyUploadStart(UploadFileOperation upload) {
 620         // / create status notification with a progress bar
 621         mLastPercent = 0;
 622         mNotification = new Notification(R.drawable.icon, getString(R.string.uploader_upload_in_progress_ticker),
 623                 System.currentTimeMillis());
 624         mNotification.flags |= Notification.FLAG_ONGOING_EVENT;
 625         mDefaultNotificationContentView = mNotification.contentView;
 626         mNotification.contentView = new RemoteViews(getApplicationContext().getPackageName(),
 627                 R.layout.progressbar_layout);
 628         mNotification.contentView.setProgressBar(R.id.status_progress, 100, 0, false);
 629         mNotification.contentView.setTextViewText(R.id.status_text,
 630                 String.format(getString(R.string.uploader_upload_in_progress_content), 0, upload.getFileName()));
 631         mNotification.contentView.setImageViewResource(R.id.status_icon, R.drawable.icon);
 632
 633         // / includes a pending intent in the notification showing the details
 634         // view of the file
 635         Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
 636         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, upload.getFile());
 637         showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, upload.getAccount());
 638         showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 639         mNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(),
 640                 (int) System.currentTimeMillis(), showDetailsIntent, 0);
 641
 642         mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);
 643     }
 644
 645     /**
 646      * Callback method to update the progress bar in the status notification
 647      */
 648     @Override
 649     public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer, String fileName) {
 650         int percent = (int) (100.0 * ((double) totalTransferredSoFar) / ((double) totalToTransfer));
 651         if (percent != mLastPercent) {
 652             mNotification.contentView.setProgressBar(R.id.status_progress, 100, percent, false);
 653             String text = String.format(getString(R.string.uploader_upload_in_progress_content), percent, fileName);
 654             mNotification.contentView.setTextViewText(R.id.status_text, text);
 655             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);
 656         }
 657         mLastPercent = percent;
 658     }
 659
 660     /**
 661      * Callback method to update the progress bar in the status notification
 662      * (old version)
 663      */
 664     @Override
 665     public void onTransferProgress(long progressRate) {
 666         // NOTHING TO DO HERE ANYMORE
 667     }
 668
 669     /**
 670      * Updates the status notification with the result of an upload operation.
 671      *
 672      * @param uploadResult Result of the upload operation.
 673      * @param upload Finished upload operation
 674      */
 675     private void notifyUploadResult(RemoteOperationResult uploadResult, UploadFileOperation upload) {
 676         Log_OC.d(TAG, "NotifyUploadResult with resultCode: " + uploadResult.getCode());
 677         if (uploadResult.isCancelled()) {
 678             // / cancelled operation -> silent removal of progress notification
 679             mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 680
 681         } else if (uploadResult.isSuccess()) {
 682             // / success -> silent update of progress notification to success
 683             // message
 684             mNotification.flags ^= Notification.FLAG_ONGOING_EVENT; // remove
 685                                                                     // the
 686                                                                     // ongoing
 687                                                                     // flag
 688             mNotification.flags |= Notification.FLAG_AUTO_CANCEL;
 689             mNotification.contentView = mDefaultNotificationContentView;
 690
 691             // / includes a pending intent in the notification showing the
 692             // details view of the file
 693             Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
 694             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, upload.getFile());
 695             showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, upload.getAccount());
 696             showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 697             mNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(),
 698                     (int) System.currentTimeMillis(), showDetailsIntent, 0);
 699
 700             mNotification.setLatestEventInfo(getApplicationContext(),
 701                     getString(R.string.uploader_upload_succeeded_ticker),
 702                     String.format(getString(R.string.uploader_upload_succeeded_content_single), upload.getFileName()),
 703                     mNotification.contentIntent);
 704
 705             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification); // NOT
 706                                                                                                      // AN
 707             DbHandler db = new DbHandler(this.getBaseContext());
 708             db.removeIUPendingFile(mCurrentUpload.getFile().getStoragePath());
 709             db.close();
 710
 711         } else {
 712
 713             // / fail -> explicit failure notification
 714             mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 715             Notification finalNotification = new Notification(R.drawable.icon,
 716                     getString(R.string.uploader_upload_failed_ticker), System.currentTimeMillis());
 717             finalNotification.flags |= Notification.FLAG_AUTO_CANCEL;
 718
 719             Intent detailUploudIntent = new Intent(this, InstantUploadActivity.class);
 720             detailUploudIntent.putExtra(FileUploader.KEY_ACCOUNT, upload.getAccount());
 721             finalNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(),
 722                     (int) System.currentTimeMillis(), detailUploudIntent, PendingIntent.FLAG_UPDATE_CURRENT
 723                             | PendingIntent.FLAG_ONE_SHOT);
 724
 725             String content = null;
 726             if (uploadResult.getCode() == ResultCode.LOCAL_STORAGE_FULL
 727                     || uploadResult.getCode() == ResultCode.LOCAL_STORAGE_NOT_COPIED) {
 728                 // TODO we need a class to provide error messages for the users
 729                 // from a RemoteOperationResult and a RemoteOperation
 730                 content = String.format(getString(R.string.error__upload__local_file_not_copied), upload.getFileName(),
 731                         getString(R.string.app_name));
 732             } else {
 733                 content = String
 734                         .format(getString(R.string.uploader_upload_failed_content_single), upload.getFileName());
 735             }
 736             finalNotification.setLatestEventInfo(getApplicationContext(),
 737                     getString(R.string.uploader_upload_failed_ticker), content, finalNotification.contentIntent);
 738
 739             mNotificationManager.notify(R.string.uploader_upload_failed_ticker, finalNotification);
 740
 741             DbHandler db = new DbHandler(this.getBaseContext());
 742             if (db.updateFileState(upload.getOriginalStoragePath(), DbHandler.UPLOAD_STATUS_UPLOAD_FAILED) == 0) {
 743                 db.putFileForLater(upload.getOriginalStoragePath(), upload.getAccount().name);
 744             }
 745             db.close();
 746
 747         }
 748
 749     }
 750
 751     /**
 752      * Sends a broadcast in order to the interested activities can update their
 753      * view
 754      *
 755      * @param upload Finished upload operation
 756      * @param uploadResult Result of the upload operation
 757      */
 758     private void sendFinalBroadcast(UploadFileOperation upload, RemoteOperationResult uploadResult) {
 759         Intent end = new Intent(UPLOAD_FINISH_MESSAGE);
 760         end.putExtra(EXTRA_REMOTE_PATH, upload.getRemotePath()); // real remote
 761                                                                  // path, after
 762                                                                  // possible
 763                                                                  // automatic
 764                                                                  // renaming
 765         if (upload.wasRenamed()) {
 766             end.putExtra(EXTRA_OLD_REMOTE_PATH, upload.getOldFile().getRemotePath());
 767         }
 768         end.putExtra(EXTRA_OLD_FILE_PATH, upload.getOriginalStoragePath());
 769         end.putExtra(ACCOUNT_NAME, upload.getAccount().name);
 770         end.putExtra(EXTRA_UPLOAD_RESULT, uploadResult.isSuccess());
 771         sendStickyBroadcast(end);
 772     }
 773
 774 }