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 version 2,
   7  *   as published by the Free Software Foundation.
   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.io.IOException;
  23 import java.util.AbstractList;
  24 import java.util.HashMap;
  25 import java.util.Iterator;
  26 import java.util.Map;
  27 import java.util.Vector;
  28 import java.util.concurrent.ConcurrentHashMap;
  29 import java.util.concurrent.ConcurrentMap;
  30
  31 import com.owncloud.android.R;
  32 import com.owncloud.android.authentication.AuthenticatorActivity;
  33 import com.owncloud.android.datamodel.FileDataStorageManager;
  34 import com.owncloud.android.datamodel.OCFile;
  35 import com.owncloud.android.db.DbHandler;
  36 import com.owncloud.android.operations.CreateFolderOperation;
  37 import com.owncloud.android.oc_framework.operations.RemoteFile;
  38 import com.owncloud.android.oc_framework.operations.RemoteOperation;
  39 import com.owncloud.android.oc_framework.operations.RemoteOperationResult;
  40 import com.owncloud.android.operations.UploadFileOperation;
  41 import com.owncloud.android.oc_framework.operations.RemoteOperationResult.ResultCode;
  42 import com.owncloud.android.oc_framework.operations.remote.ExistenceCheckRemoteOperation;
  43 import com.owncloud.android.oc_framework.operations.remote.ReadRemoteFileOperation;
  44 import com.owncloud.android.oc_framework.utils.OwnCloudVersion;
  45 import com.owncloud.android.oc_framework.network.webdav.OnDatatransferProgressListener;
  46 import com.owncloud.android.oc_framework.accounts.OwnCloudAccount;
  47 import com.owncloud.android.oc_framework.network.webdav.OwnCloudClientFactory;
  48 import com.owncloud.android.oc_framework.network.webdav.WebdavClient;
  49 import com.owncloud.android.ui.activity.FailedUploadActivity;
  50 import com.owncloud.android.ui.activity.FileActivity;
  51 import com.owncloud.android.ui.activity.FileDisplayActivity;
  52 import com.owncloud.android.ui.activity.InstantUploadActivity;
  53 import com.owncloud.android.ui.preview.PreviewImageActivity;
  54 import com.owncloud.android.ui.preview.PreviewImageFragment;
  55 import com.owncloud.android.utils.DisplayUtils;
  56 import com.owncloud.android.utils.Log_OC;
  57
  58 import android.accounts.Account;
  59 import android.accounts.AccountManager;
  60 import android.accounts.AccountsException;
  61 import android.app.Notification;
  62 import android.app.NotificationManager;
  63 import android.app.PendingIntent;
  64 import android.app.Service;
  65 import android.content.Intent;
  66 import android.os.Binder;
  67 import android.os.Handler;
  68 import android.os.HandlerThread;
  69 import android.os.IBinder;
  70 import android.os.Looper;
  71 import android.os.Message;
  72 import android.os.Process;
  73 import android.webkit.MimeTypeMap;
  74 import android.widget.RemoteViews;
  75
  76
  77
  78 public class FileUploader extends Service implements OnDatatransferProgressListener {
  79
  80     private static final String UPLOAD_FINISH_MESSAGE = "UPLOAD_FINISH";
  81     public static final String EXTRA_UPLOAD_RESULT = "RESULT";
  82     public static final String EXTRA_REMOTE_PATH = "REMOTE_PATH";
  83     public static final String EXTRA_OLD_REMOTE_PATH = "OLD_REMOTE_PATH";
  84     public static final String EXTRA_OLD_FILE_PATH = "OLD_FILE_PATH";
  85     public static final String ACCOUNT_NAME = "ACCOUNT_NAME";
  86
  87     public static final String KEY_FILE = "FILE";
  88     public static final String KEY_LOCAL_FILE = "LOCAL_FILE";
  89     public static final String KEY_REMOTE_FILE = "REMOTE_FILE";
  90     public static final String KEY_MIME_TYPE = "MIME_TYPE";
  91
  92     public static final String KEY_ACCOUNT = "ACCOUNT";
  93
  94     public static final String KEY_UPLOAD_TYPE = "UPLOAD_TYPE";
  95     public static final String KEY_FORCE_OVERWRITE = "KEY_FORCE_OVERWRITE";
  96     public static final String KEY_INSTANT_UPLOAD = "INSTANT_UPLOAD";
  97     public static final String KEY_LOCAL_BEHAVIOUR = "BEHAVIOUR";
  98
  99     public static final int LOCAL_BEHAVIOUR_COPY = 0;
 100     public static final int LOCAL_BEHAVIOUR_MOVE = 1;
 101     public static final int LOCAL_BEHAVIOUR_FORGET = 2;
 102
 103     public static final int UPLOAD_SINGLE_FILE = 0;
 104     public static final int UPLOAD_MULTIPLE_FILES = 1;
 105
 106     private static final String TAG = FileUploader.class.getSimpleName();
 107
 108     private Looper mServiceLooper;
 109     private ServiceHandler mServiceHandler;
 110     private IBinder mBinder;
 111     private WebdavClient mUploadClient = null;
 112     private Account mLastAccount = null;
 113     private FileDataStorageManager mStorageManager;
 114
 115     private ConcurrentMap<String, UploadFileOperation> mPendingUploads = new ConcurrentHashMap<String, UploadFileOperation>();
 116     private UploadFileOperation mCurrentUpload = null;
 117
 118     private NotificationManager mNotificationManager;
 119     private Notification mNotification;
 120     private int mLastPercent;
 121     private RemoteViews mDefaultNotificationContentView;
 122
 123
 124     public static String getUploadFinishMessage() {
 125         return FileUploader.class.getName().toString() + UPLOAD_FINISH_MESSAGE;
 126     }
 127
 128     /**
 129      * Builds a key for mPendingUploads from the account and file to upload
 130      *
 131      * @param account   Account where the file to upload is stored
 132      * @param file      File to upload
 133      */
 134     private String buildRemoteName(Account account, OCFile file) {
 135         return account.name + file.getRemotePath();
 136     }
 137
 138     private String buildRemoteName(Account account, String remotePath) {
 139         return account.name + remotePath;
 140     }
 141
 142     /**
 143      * Checks if an ownCloud server version should support chunked uploads.
 144      *
 145      * @param version OwnCloud version instance corresponding to an ownCloud
 146      *            server.
 147      * @return 'True' if the ownCloud server with version supports chunked
 148      *         uploads.
 149      */
 150     private static boolean chunkedUploadIsSupported(OwnCloudVersion version) {
 151         return (version != null && version.compareTo(OwnCloudVersion.owncloud_v4_5) >= 0);
 152     }
 153
 154     /**
 155      * Service initialization
 156      */
 157     @Override
 158     public void onCreate() {
 159         super.onCreate();
 160         Log_OC.i(TAG, "mPendingUploads size:" + mPendingUploads.size());
 161         mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
 162         HandlerThread thread = new HandlerThread("FileUploaderThread", Process.THREAD_PRIORITY_BACKGROUND);
 163         thread.start();
 164         mServiceLooper = thread.getLooper();
 165         mServiceHandler = new ServiceHandler(mServiceLooper, this);
 166         mBinder = new FileUploaderBinder();
 167     }
 168
 169     /**
 170      * Entry point to add one or several files to the queue of uploads.
 171      *
 172      * New uploads are added calling to startService(), resulting in a call to
 173      * this method. This ensures the service will keep on working although the
 174      * caller activity goes away.
 175      */
 176     @Override
 177     public int onStartCommand(Intent intent, int flags, int startId) {
 178         if (!intent.hasExtra(KEY_ACCOUNT) || !intent.hasExtra(KEY_UPLOAD_TYPE)
 179                 || !(intent.hasExtra(KEY_LOCAL_FILE) || intent.hasExtra(KEY_FILE))) {
 180             Log_OC.e(TAG, "Not enough information provided in intent");
 181             return Service.START_NOT_STICKY;
 182         }
 183         int uploadType = intent.getIntExtra(KEY_UPLOAD_TYPE, -1);
 184         if (uploadType == -1) {
 185             Log_OC.e(TAG, "Incorrect upload type provided");
 186             return Service.START_NOT_STICKY;
 187         }
 188         Account account = intent.getParcelableExtra(KEY_ACCOUNT);
 189
 190         String[] localPaths = null, remotePaths = null, mimeTypes = null;
 191         OCFile[] files = null;
 192         if (uploadType == UPLOAD_SINGLE_FILE) {
 193
 194             if (intent.hasExtra(KEY_FILE)) {
 195                 files = new OCFile[] { intent.getParcelableExtra(KEY_FILE) };
 196
 197             } else {
 198                 localPaths = new String[] { intent.getStringExtra(KEY_LOCAL_FILE) };
 199                 remotePaths = new String[] { intent.getStringExtra(KEY_REMOTE_FILE) };
 200                 mimeTypes = new String[] { intent.getStringExtra(KEY_MIME_TYPE) };
 201             }
 202
 203         } else { // mUploadType == UPLOAD_MULTIPLE_FILES
 204
 205             if (intent.hasExtra(KEY_FILE)) {
 206                 files = (OCFile[]) intent.getParcelableArrayExtra(KEY_FILE); // TODO
 207                                                                              // will
 208                                                                              // this
 209                                                                              // casting
 210                                                                              // work
 211                                                                              // fine?
 212
 213             } else {
 214                 localPaths = intent.getStringArrayExtra(KEY_LOCAL_FILE);
 215                 remotePaths = intent.getStringArrayExtra(KEY_REMOTE_FILE);
 216                 mimeTypes = intent.getStringArrayExtra(KEY_MIME_TYPE);
 217             }
 218         }
 219
 220         FileDataStorageManager storageManager = new FileDataStorageManager(account, getContentResolver());
 221
 222         boolean forceOverwrite = intent.getBooleanExtra(KEY_FORCE_OVERWRITE, false);
 223         boolean isInstant = intent.getBooleanExtra(KEY_INSTANT_UPLOAD, false);
 224         int localAction = intent.getIntExtra(KEY_LOCAL_BEHAVIOUR, LOCAL_BEHAVIOUR_COPY);
 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 @andomaex add failure Notification
 250                     return Service.START_NOT_STICKY;
 251                 }
 252             }
 253         }
 254
 255         OwnCloudVersion ocv = new OwnCloudVersion(AccountManager.get(this).getUserData(account, OwnCloudAccount.Constants.KEY_OC_VERSION));
 256         boolean chunked = FileUploader.chunkedUploadIsSupported(ocv);
 257         AbstractList<String> requestedUploads = new Vector<String>();
 258         String uploadKey = null;
 259         UploadFileOperation newUpload = null;
 260         try {
 261             for (int i = 0; i < files.length; i++) {
 262                 uploadKey = buildRemoteName(account, files[i].getRemotePath());
 263                 newUpload = new UploadFileOperation(account, files[i], chunked, isInstant, forceOverwrite, localAction,
 264                         getApplicationContext());
 265                 if (isInstant) {
 266                     newUpload.setRemoteFolderToBeCreated();
 267                 }
 268                 mPendingUploads.putIfAbsent(uploadKey, newUpload); // Grants that the file only upload once time
 269
 270                 newUpload.addDatatransferProgressListener(this);
 271                 newUpload.addDatatransferProgressListener((FileUploaderBinder)mBinder);
 272                 requestedUploads.add(uploadKey);
 273             }
 274
 275         } catch (IllegalArgumentException e) {
 276             Log_OC.e(TAG, "Not enough information provided in intent: " + e.getMessage());
 277             return START_NOT_STICKY;
 278
 279         } catch (IllegalStateException e) {
 280             Log_OC.e(TAG, "Bad information provided in intent: " + e.getMessage());
 281             return START_NOT_STICKY;
 282
 283         } catch (Exception e) {
 284             Log_OC.e(TAG, "Unexpected exception while processing upload intent", e);
 285             return START_NOT_STICKY;
 286
 287         }
 288
 289         if (requestedUploads.size() > 0) {
 290             Message msg = mServiceHandler.obtainMessage();
 291             msg.arg1 = startId;
 292             msg.obj = requestedUploads;
 293             mServiceHandler.sendMessage(msg);
 294         }
 295         Log_OC.i(TAG, "mPendingUploads size:" + mPendingUploads.size());
 296         return Service.START_NOT_STICKY;
 297     }
 298
 299     /**
 300      * Provides a binder object that clients can use to perform operations on
 301      * the queue of uploads, excepting the addition of new files.
 302      *
 303      * Implemented to perform cancellation, pause and resume of existing
 304      * uploads.
 305      */
 306     @Override
 307     public IBinder onBind(Intent arg0) {
 308         return mBinder;
 309     }
 310
 311     /**
 312      * Called when ALL the bound clients were onbound.
 313      */
 314     @Override
 315     public boolean onUnbind(Intent intent) {
 316         ((FileUploaderBinder)mBinder).clearListeners();
 317         return false;   // not accepting rebinding (default behaviour)
 318     }
 319
 320
 321     /**
 322      * Binder to let client components to perform operations on the queue of
 323      * uploads.
 324      *
 325      * It provides by itself the available operations.
 326      */
 327     public class FileUploaderBinder extends Binder implements OnDatatransferProgressListener {
 328
 329         /**
 330          * Map of listeners that will be reported about progress of uploads from a {@link FileUploaderBinder} instance
 331          */
 332         private Map<String, OnDatatransferProgressListener> mBoundListeners = new HashMap<String, OnDatatransferProgressListener>();
 333
 334         /**
 335          * Cancels a pending or current upload of a remote file.
 336          *
 337          * @param account Owncloud account where the remote file will be stored.
 338          * @param file A file in the queue of pending uploads
 339          */
 340         public void cancel(Account account, OCFile file) {
 341             UploadFileOperation upload = null;
 342             synchronized (mPendingUploads) {
 343                 upload = mPendingUploads.remove(buildRemoteName(account, file));
 344             }
 345             if (upload != null) {
 346                 upload.cancel();
 347             }
 348         }
 349
 350
 351
 352         public void clearListeners() {
 353             mBoundListeners.clear();
 354         }
 355
 356
 357
 358
 359         /**
 360          * Returns True when the file described by 'file' is being uploaded to
 361          * the ownCloud account 'account' or waiting for it
 362          *
 363          * If 'file' is a directory, returns 'true' if some of its descendant files is uploading or waiting to upload.
 364          *
 365          * @param account Owncloud account where the remote file will be stored.
 366          * @param file A file that could be in the queue of pending uploads
 367          */
 368         public boolean isUploading(Account account, OCFile file) {
 369             if (account == null || file == null)
 370                 return false;
 371             String targetKey = buildRemoteName(account, file);
 372             synchronized (mPendingUploads) {
 373                 if (file.isFolder()) {
 374                     // this can be slow if there are many uploads :(
 375                     Iterator<String> it = mPendingUploads.keySet().iterator();
 376                     boolean found = false;
 377                     while (it.hasNext() && !found) {
 378                         found = it.next().startsWith(targetKey);
 379                     }
 380                     return found;
 381                 } else {
 382                     return (mPendingUploads.containsKey(targetKey));
 383                 }
 384             }
 385         }
 386
 387
 388         /**
 389          * Adds a listener interested in the progress of the upload for a concrete file.
 390          *
 391          * @param listener      Object to notify about progress of transfer.
 392          * @param account       ownCloud account holding the file of interest.
 393          * @param file          {@link OCfile} of interest for listener.
 394          */
 395         public void addDatatransferProgressListener (OnDatatransferProgressListener listener, Account account, OCFile file) {
 396             if (account == null || file == null || listener == null) return;
 397             String targetKey = buildRemoteName(account, file);
 398             mBoundListeners.put(targetKey, listener);
 399         }
 400
 401
 402
 403         /**
 404          * Removes a listener interested in the progress of the upload for a concrete file.
 405          *
 406          * @param listener      Object to notify about progress of transfer.
 407          * @param account       ownCloud account holding the file of interest.
 408          * @param file          {@link OCfile} of interest for listener.
 409          */
 410         public void removeDatatransferProgressListener (OnDatatransferProgressListener listener, Account account, OCFile file) {
 411             if (account == null || file == null || listener == null) return;
 412             String targetKey = buildRemoteName(account, file);
 413             if (mBoundListeners.get(targetKey) == listener) {
 414                 mBoundListeners.remove(targetKey);
 415             }
 416         }
 417
 418
 419         @Override
 420         public void onTransferProgress(long progressRate) {
 421             // old way, should not be in use any more
 422         }
 423
 424
 425         @Override
 426         public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer,
 427                 String fileName) {
 428             String key = buildRemoteName(mCurrentUpload.getAccount(), mCurrentUpload.getFile());
 429             OnDatatransferProgressListener boundListener = mBoundListeners.get(key);
 430             if (boundListener != null) {
 431                 boundListener.onTransferProgress(progressRate, totalTransferredSoFar, totalToTransfer, fileName);
 432             }
 433         }
 434
 435     }
 436
 437     /**
 438      * Upload worker. Performs the pending uploads in the order they were
 439      * requested.
 440      *
 441      * Created with the Looper of a new thread, started in
 442      * {@link FileUploader#onCreate()}.
 443      */
 444     private static class ServiceHandler extends Handler {
 445         // don't make it a final class, and don't remove the static ; lint will
 446         // warn about a possible memory leak
 447         FileUploader mService;
 448
 449         public ServiceHandler(Looper looper, FileUploader service) {
 450             super(looper);
 451             if (service == null)
 452                 throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
 453             mService = service;
 454         }
 455
 456         @Override
 457         public void handleMessage(Message msg) {
 458             @SuppressWarnings("unchecked")
 459             AbstractList<String> requestedUploads = (AbstractList<String>) msg.obj;
 460             if (msg.obj != null) {
 461                 Iterator<String> it = requestedUploads.iterator();
 462                 while (it.hasNext()) {
 463                     mService.uploadFile(it.next());
 464                 }
 465             }
 466             mService.stopSelf(msg.arg1);
 467         }
 468     }
 469
 470     /**
 471      * Core upload method: sends the file(s) to upload
 472      *
 473      * @param uploadKey Key to access the upload to perform, contained in
 474      *            mPendingUploads
 475      */
 476     public void uploadFile(String uploadKey) {
 477
 478         synchronized (mPendingUploads) {
 479             mCurrentUpload = mPendingUploads.get(uploadKey);
 480         }
 481
 482         if (mCurrentUpload != null) {
 483
 484             notifyUploadStart(mCurrentUpload);
 485
 486             RemoteOperationResult uploadResult = null, grantResult = null;
 487
 488             try {
 489                 /// prepare client object to send requests to the ownCloud server
 490                 if (mUploadClient == null || !mLastAccount.equals(mCurrentUpload.getAccount())) {
 491                     mLastAccount = mCurrentUpload.getAccount();
 492                     mStorageManager = new FileDataStorageManager(mLastAccount, getContentResolver());
 493                     mUploadClient = OwnCloudClientFactory.createOwnCloudClient(mLastAccount, getApplicationContext());
 494                 }
 495
 496                 /// check the existence of the parent folder for the file to upload
 497                 String remoteParentPath = new File(mCurrentUpload.getRemotePath()).getParent();
 498                 remoteParentPath = remoteParentPath.endsWith(OCFile.PATH_SEPARATOR) ? remoteParentPath : remoteParentPath + OCFile.PATH_SEPARATOR;
 499                 grantResult = grantFolderExistence(remoteParentPath);
 500
 501                 /// perform the upload
 502                 if (grantResult.isSuccess()) {
 503                     OCFile parent = mStorageManager.getFileByPath(remoteParentPath);
 504                     mCurrentUpload.getFile().setParentId(parent.getFileId());
 505                     uploadResult = mCurrentUpload.execute(mUploadClient);
 506                     if (uploadResult.isSuccess()) {
 507                         saveUploadedFile();
 508                     }
 509                 } else {
 510                     uploadResult = grantResult;
 511                 }
 512
 513             } catch (AccountsException e) {
 514                 Log_OC.e(TAG, "Error while trying to get autorization for " + mLastAccount.name, e);
 515                 uploadResult = new RemoteOperationResult(e);
 516
 517             } catch (IOException e) {
 518                 Log_OC.e(TAG, "Error while trying to get autorization for " + mLastAccount.name, e);
 519                 uploadResult = new RemoteOperationResult(e);
 520
 521             } finally {
 522                 synchronized (mPendingUploads) {
 523                     mPendingUploads.remove(uploadKey);
 524                     Log_OC.i(TAG, "Remove CurrentUploadItem from pending upload Item Map.");
 525                 }
 526                 if (uploadResult.isException()) {
 527                     // enforce the creation of a new client object for next uploads; this grant that a new socket will
 528                     // be created in the future if the current exception is due to an abrupt lose of network connection
 529                     mUploadClient = null;
 530                 }
 531             }
 532
 533             /// notify result
 534
 535             notifyUploadResult(uploadResult, mCurrentUpload);
 536             sendFinalBroadcast(mCurrentUpload, uploadResult);
 537
 538         }
 539
 540     }
 541
 542     /**
 543      * Checks the existence of the folder where the current file will be uploaded both in the remote server
 544      * and in the local database.
 545      *
 546      * If the upload is set to enforce the creation of the folder, the method tries to create it both remote
 547      * and locally.
 548      *
 549      *  @param  pathToGrant     Full remote path whose existence will be granted.
 550      *  @return  An {@link OCFile} instance corresponding to the folder where the file will be uploaded.
 551      */
 552     private RemoteOperationResult grantFolderExistence(String pathToGrant) {
 553         RemoteOperation operation = new ExistenceCheckRemoteOperation(pathToGrant, this, false);
 554         RemoteOperationResult result = operation.execute(mUploadClient);
 555         if (!result.isSuccess() && result.getCode() == ResultCode.FILE_NOT_FOUND && mCurrentUpload.isRemoteFolderToBeCreated()) {
 556             operation = new CreateFolderOperation( pathToGrant,
 557                     true,
 558                     mStorageManager    );
 559             result = operation.execute(mUploadClient);
 560         }
 561         if (result.isSuccess()) {
 562             OCFile parentDir = mStorageManager.getFileByPath(pathToGrant);
 563             if (parentDir == null) {
 564                 parentDir = createLocalFolder(pathToGrant);
 565             }
 566             if (parentDir != null) {
 567                 result = new RemoteOperationResult(ResultCode.OK);
 568             } else {
 569                 result = new RemoteOperationResult(ResultCode.UNKNOWN_ERROR);
 570             }
 571         }
 572         return result;
 573     }
 574
 575
 576     private OCFile createLocalFolder(String remotePath) {
 577         String parentPath = new File(remotePath).getParent();
 578         parentPath = parentPath.endsWith(OCFile.PATH_SEPARATOR) ? parentPath : parentPath + OCFile.PATH_SEPARATOR;
 579         OCFile parent = mStorageManager.getFileByPath(parentPath);
 580         if (parent == null) {
 581             parent = createLocalFolder(parentPath);
 582         }
 583         if (parent != null) {
 584             OCFile createdFolder = new OCFile(remotePath);
 585             createdFolder.setMimetype("DIR");
 586             createdFolder.setParentId(parent.getFileId());
 587             mStorageManager.saveFile(createdFolder);
 588             return createdFolder;
 589         }
 590         return null;
 591     }
 592
 593
 594     /**
 595      * Saves a OC File after a successful upload.
 596      *
 597      * A PROPFIND is necessary to keep the props in the local database
 598      * synchronized with the server, specially the modification time and Etag
 599      * (where available)
 600      *
 601      * TODO refactor this ugly thing
 602      */
 603     private void saveUploadedFile() {
 604         OCFile file = mCurrentUpload.getFile();
 605         long syncDate = System.currentTimeMillis();
 606         file.setLastSyncDateForData(syncDate);
 607
 608         // new PROPFIND to keep data consistent with server
 609         // in theory, should return the same we already have
 610         ReadRemoteFileOperation operation = new ReadRemoteFileOperation(mCurrentUpload.getRemotePath());
 611         RemoteOperationResult result = operation.execute(mUploadClient);
 612         if (result.isSuccess()) {
 613             updateOCFile(file, result.getData().get(0));
 614             file.setLastSyncDateForProperties(syncDate);
 615         }
 616
 617         // / maybe this would be better as part of UploadFileOperation... or
 618         // maybe all this method
 619         if (mCurrentUpload.wasRenamed()) {
 620             OCFile oldFile = mCurrentUpload.getOldFile();
 621             if (oldFile.fileExists()) {
 622                 oldFile.setStoragePath(null);
 623                 mStorageManager.saveFile(oldFile);
 624
 625             } // else: it was just an automatic renaming due to a name
 626               // coincidence; nothing else is needed, the storagePath is right
 627               // in the instance returned by mCurrentUpload.getFile()
 628         }
 629
 630         mStorageManager.saveFile(file);
 631     }
 632
 633     private void updateOCFile(OCFile file, RemoteFile remoteFile) {
 634         file.setCreationTimestamp(remoteFile.getCreationTimestamp());
 635         file.setFileLength(remoteFile.getLength());
 636         file.setMimetype(remoteFile.getMimeType());
 637         file.setModificationTimestamp(remoteFile.getModifiedTimestamp());
 638         file.setModificationTimestampAtLastSyncForData(remoteFile.getModifiedTimestamp());
 639         // file.setEtag(remoteFile.getEtag());    // TODO Etag, where available
 640     }
 641
 642     private OCFile obtainNewOCFileToUpload(String remotePath, String localPath, String mimeType,
 643             FileDataStorageManager storageManager) {
 644         OCFile newFile = new OCFile(remotePath);
 645         newFile.setStoragePath(localPath);
 646         newFile.setLastSyncDateForProperties(0);
 647         newFile.setLastSyncDateForData(0);
 648
 649         // size
 650         if (localPath != null && localPath.length() > 0) {
 651             File localFile = new File(localPath);
 652             newFile.setFileLength(localFile.length());
 653             newFile.setLastSyncDateForData(localFile.lastModified());
 654         } // don't worry about not assigning size, the problems with localPath
 655           // are checked when the UploadFileOperation instance is created
 656
 657         // MIME type
 658         if (mimeType == null || mimeType.length() <= 0) {
 659             try {
 660                 mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(
 661                         remotePath.substring(remotePath.lastIndexOf('.') + 1));
 662             } catch (IndexOutOfBoundsException e) {
 663                 Log_OC.e(TAG, "Trying to find out MIME type of a file without extension: " + remotePath);
 664             }
 665         }
 666         if (mimeType == null) {
 667             mimeType = "application/octet-stream";
 668         }
 669         newFile.setMimetype(mimeType);
 670
 671         return newFile;
 672     }
 673
 674     /**
 675      * Creates a status notification to show the upload progress
 676      *
 677      * @param upload Upload operation starting.
 678      */
 679     @SuppressWarnings("deprecation")
 680     private void notifyUploadStart(UploadFileOperation upload) {
 681         // / create status notification with a progress bar
 682         mLastPercent = 0;
 683         mNotification = new Notification(DisplayUtils.getSeasonalIconId(), getString(R.string.uploader_upload_in_progress_ticker),
 684                 System.currentTimeMillis());
 685         mNotification.flags |= Notification.FLAG_ONGOING_EVENT;
 686         mDefaultNotificationContentView = mNotification.contentView;
 687         mNotification.contentView = new RemoteViews(getApplicationContext().getPackageName(),
 688                 R.layout.progressbar_layout);
 689         mNotification.contentView.setProgressBar(R.id.status_progress, 100, 0, false);
 690         mNotification.contentView.setTextViewText(R.id.status_text,
 691                 String.format(getString(R.string.uploader_upload_in_progress_content), 0, upload.getFileName()));
 692         mNotification.contentView.setImageViewResource(R.id.status_icon, DisplayUtils.getSeasonalIconId());
 693
 694         /// includes a pending intent in the notification showing the details view of the file
 695         Intent showDetailsIntent = new Intent(this, FileDisplayActivity.class);
 696         showDetailsIntent.putExtra(FileActivity.EXTRA_FILE, upload.getFile());
 697         showDetailsIntent.putExtra(FileActivity.EXTRA_ACCOUNT, upload.getAccount());
 698         showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 699         mNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(),
 700                 (int) System.currentTimeMillis(), showDetailsIntent, 0);
 701
 702         mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);
 703     }
 704
 705     /**
 706      * Callback method to update the progress bar in the status notification
 707      */
 708     @Override
 709     public void onTransferProgress(long progressRate, long totalTransferredSoFar, long totalToTransfer, String fileName) {
 710         int percent = (int) (100.0 * ((double) totalTransferredSoFar) / ((double) totalToTransfer));
 711         if (percent != mLastPercent) {
 712             mNotification.contentView.setProgressBar(R.id.status_progress, 100, percent, false);
 713             String text = String.format(getString(R.string.uploader_upload_in_progress_content), percent, fileName);
 714             mNotification.contentView.setTextViewText(R.id.status_text, text);
 715             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification);
 716         }
 717         mLastPercent = percent;
 718     }
 719
 720     /**
 721      * Callback method to update the progress bar in the status notification
 722      * (old version)
 723      */
 724     @Override
 725     public void onTransferProgress(long progressRate) {
 726         // NOTHING TO DO HERE ANYMORE
 727     }
 728
 729     /**
 730      * Updates the status notification with the result of an upload operation.
 731      *
 732      * @param uploadResult Result of the upload operation.
 733      * @param upload Finished upload operation
 734      */
 735     private void notifyUploadResult(RemoteOperationResult uploadResult, UploadFileOperation upload) {
 736         Log_OC.d(TAG, "NotifyUploadResult with resultCode: " + uploadResult.getCode());
 737         if (uploadResult.isCancelled()) {
 738             // / cancelled operation -> silent removal of progress notification
 739             mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 740
 741         } else if (uploadResult.isSuccess()) {
 742             // / success -> silent update of progress notification to success
 743             // message
 744             mNotification.flags ^= Notification.FLAG_ONGOING_EVENT; // remove
 745                                                                     // the
 746                                                                     // ongoing
 747                                                                     // flag
 748             mNotification.flags |= Notification.FLAG_AUTO_CANCEL;
 749             mNotification.contentView = mDefaultNotificationContentView;
 750
 751             /// includes a pending intent in the notification showing the details view of the file
 752             Intent showDetailsIntent = null;
 753             if (PreviewImageFragment.canBePreviewed(upload.getFile())) {
 754                 showDetailsIntent = new Intent(this, PreviewImageActivity.class);
 755             } else {
 756                 showDetailsIntent = new Intent(this, FileDisplayActivity.class);
 757             }
 758             showDetailsIntent.putExtra(FileActivity.EXTRA_FILE, upload.getFile());
 759             showDetailsIntent.putExtra(FileActivity.EXTRA_ACCOUNT, upload.getAccount());
 760             showDetailsIntent.putExtra(FileActivity.EXTRA_FROM_NOTIFICATION, true);
 761             showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 762             mNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(),
 763                     (int) System.currentTimeMillis(), showDetailsIntent, 0);
 764
 765             mNotification.setLatestEventInfo(getApplicationContext(),
 766                     getString(R.string.uploader_upload_succeeded_ticker),
 767                     String.format(getString(R.string.uploader_upload_succeeded_content_single), upload.getFileName()),
 768                     mNotification.contentIntent);
 769
 770             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotification); // NOT
 771                                                                                                      // AN
 772             DbHandler db = new DbHandler(this.getBaseContext());
 773             db.removeIUPendingFile(mCurrentUpload.getOriginalStoragePath());
 774             db.close();
 775
 776         } else {
 777
 778             // / fail -> explicit failure notification
 779             mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 780             Notification finalNotification = new Notification(DisplayUtils.getSeasonalIconId(),
 781                     getString(R.string.uploader_upload_failed_ticker), System.currentTimeMillis());
 782             finalNotification.flags |= Notification.FLAG_AUTO_CANCEL;
 783             String content = null;
 784
 785             boolean needsToUpdateCredentials = (uploadResult.getCode() == ResultCode.UNAUTHORIZED ||
 786                     //(uploadResult.isTemporalRedirection() && uploadResult.isIdPRedirection() &&
 787                     (uploadResult.isIdPRedirection() &&
 788                             mUploadClient.getCredentials() == null));
 789                             //MainApp.getAuthTokenTypeSamlSessionCookie().equals(mUploadClient.getAuthTokenType())));
 790             if (needsToUpdateCredentials) {
 791                 // let the user update credentials with one click
 792                 Intent updateAccountCredentials = new Intent(this, AuthenticatorActivity.class);
 793                 updateAccountCredentials.putExtra(AuthenticatorActivity.EXTRA_ACCOUNT, upload.getAccount());
 794                 updateAccountCredentials.putExtra(AuthenticatorActivity.EXTRA_ENFORCED_UPDATE, true);
 795                 updateAccountCredentials.putExtra(AuthenticatorActivity.EXTRA_ACTION, AuthenticatorActivity.ACTION_UPDATE_TOKEN);
 796                 updateAccountCredentials.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 797                 updateAccountCredentials.addFlags(Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
 798                 updateAccountCredentials.addFlags(Intent.FLAG_FROM_BACKGROUND);
 799                 finalNotification.contentIntent = PendingIntent.getActivity(this, (int)System.currentTimeMillis(), updateAccountCredentials, PendingIntent.FLAG_ONE_SHOT);
 800                 content =  String.format(getString(R.string.uploader_upload_failed_content_single), upload.getFileName());
 801                 finalNotification.setLatestEventInfo(getApplicationContext(),
 802                         getString(R.string.uploader_upload_failed_ticker), content, finalNotification.contentIntent);
 803                 mUploadClient = null;   // grant that future retries on the same account will get the fresh credentials
 804             } else {
 805                 // TODO put something smart in the contentIntent below
 806             //    finalNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(), (int)System.currentTimeMillis(), new Intent(), 0);
 807             //}
 808
 809                 if (uploadResult.getCode() == ResultCode.LOCAL_STORAGE_FULL
 810                         || uploadResult.getCode() == ResultCode.LOCAL_STORAGE_NOT_COPIED) {
 811                     // TODO we need a class to provide error messages for the users
 812                     // from a RemoteOperationResult and a RemoteOperation
 813                     content = String.format(getString(R.string.error__upload__local_file_not_copied), upload.getFileName(),
 814                             getString(R.string.app_name));
 815                 } else if (uploadResult.getCode() == ResultCode.QUOTA_EXCEEDED) {
 816                     content = getString(R.string.failed_upload_quota_exceeded_text);
 817                 } else {
 818                     content = String
 819                             .format(getString(R.string.uploader_upload_failed_content_single), upload.getFileName());
 820                 }
 821
 822                 // we add only for instant-uploads the InstantUploadActivity and the
 823                 // db entry
 824                 Intent detailUploadIntent = null;
 825                 if (upload.isInstant() && InstantUploadActivity.IS_ENABLED) {
 826                     detailUploadIntent = new Intent(this, InstantUploadActivity.class);
 827                     detailUploadIntent.putExtra(FileUploader.KEY_ACCOUNT, upload.getAccount());
 828                 } else {
 829                     detailUploadIntent = new Intent(this, FailedUploadActivity.class);
 830                     detailUploadIntent.putExtra(FailedUploadActivity.MESSAGE, content);
 831                 }
 832                 finalNotification.contentIntent = PendingIntent.getActivity(getApplicationContext(),
 833                         (int) System.currentTimeMillis(), detailUploadIntent, PendingIntent.FLAG_UPDATE_CURRENT
 834                         | PendingIntent.FLAG_ONE_SHOT);
 835
 836                 if (upload.isInstant()) {
 837                     DbHandler db = null;
 838                     try {
 839                         db = new DbHandler(this.getBaseContext());
 840                         String message = uploadResult.getLogMessage() + " errorCode: " + uploadResult.getCode();
 841                         Log_OC.e(TAG, message + " Http-Code: " + uploadResult.getHttpCode());
 842                         if (uploadResult.getCode() == ResultCode.QUOTA_EXCEEDED) {
 843                             message = getString(R.string.failed_upload_quota_exceeded_text);
 844                             if (db.updateFileState(upload.getOriginalStoragePath(), DbHandler.UPLOAD_STATUS_UPLOAD_FAILED,
 845                                     message) == 0) {
 846                                 db.putFileForLater(upload.getOriginalStoragePath(), upload.getAccount().name, message);
 847                             }
 848                         }
 849                     } finally {
 850                         if (db != null) {
 851                             db.close();
 852                         }
 853                     }
 854                 }
 855             }
 856             finalNotification.setLatestEventInfo(getApplicationContext(),
 857                     getString(R.string.uploader_upload_failed_ticker), content, finalNotification.contentIntent);
 858
 859             mNotificationManager.notify(R.string.uploader_upload_failed_ticker, finalNotification);
 860         }
 861
 862     }
 863
 864     /**
 865      * Sends a broadcast in order to the interested activities can update their
 866      * view
 867      *
 868      * @param upload Finished upload operation
 869      * @param uploadResult Result of the upload operation
 870      */
 871     private void sendFinalBroadcast(UploadFileOperation upload, RemoteOperationResult uploadResult) {
 872         Intent end = new Intent(getUploadFinishMessage());
 873         end.putExtra(EXTRA_REMOTE_PATH, upload.getRemotePath()); // real remote
 874                                                                  // path, after
 875                                                                  // possible
 876                                                                  // automatic
 877                                                                  // renaming
 878         if (upload.wasRenamed()) {
 879             end.putExtra(EXTRA_OLD_REMOTE_PATH, upload.getOldFile().getRemotePath());
 880         }
 881         end.putExtra(EXTRA_OLD_FILE_PATH, upload.getOriginalStoragePath());
 882         end.putExtra(ACCOUNT_NAME, upload.getAccount().name);
 883         end.putExtra(EXTRA_UPLOAD_RESULT, uploadResult.isSuccess());
 884         sendStickyBroadcast(end);
 885     }
 886
 887 }