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

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   Copyright (C) 2012 Bartek Przybylski
   5  *   Copyright (C) 2012-2015 ownCloud Inc.
   6  *
   7  *   This program is free software: you can redistribute it and/or modify
   8  *   it under the terms of the GNU General Public License version 2,
   9  *   as published by the Free Software Foundation.
  10  *
  11  *   This program is distributed in the hope that it will be useful,
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *   GNU General Public License for more details.
  15  *
  16  *   You should have received a copy of the GNU General Public License
  17  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 package com.owncloud.android.files.services;
  22
  23 import java.io.File;
  24 import java.io.IOException;
  25 import java.util.AbstractList;
  26 import java.util.HashMap;
  27 import java.util.Iterator;
  28 import java.util.Map;
  29 import java.util.Vector;
  30
  31 import android.accounts.Account;
  32 import android.accounts.AccountManager;
  33 import android.accounts.AccountsException;
  34 import android.accounts.OnAccountsUpdateListener;
  35 import android.app.NotificationManager;
  36 import android.app.PendingIntent;
  37 import android.app.Service;
  38 import android.content.Intent;
  39 import android.os.Binder;
  40 import android.os.Handler;
  41 import android.os.HandlerThread;
  42 import android.os.IBinder;
  43 import android.os.Looper;
  44 import android.os.Message;
  45 import android.os.Process;
  46 import android.support.v4.app.NotificationCompat;
  47 import android.util.Pair;
  48 import android.webkit.MimeTypeMap;
  49
  50 import com.owncloud.android.R;
  51 import com.owncloud.android.authentication.AccountUtils;
  52 import com.owncloud.android.authentication.AuthenticatorActivity;
  53 import com.owncloud.android.datamodel.FileDataStorageManager;
  54 import com.owncloud.android.datamodel.OCFile;
  55 import com.owncloud.android.db.DbHandler;
  56 import com.owncloud.android.lib.common.OwnCloudAccount;
  57 import com.owncloud.android.lib.common.OwnCloudClient;
  58 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  59 import com.owncloud.android.lib.common.network.OnDatatransferProgressListener;
  60 import com.owncloud.android.lib.common.operations.RemoteOperation;
  61 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  62 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  63 import com.owncloud.android.lib.common.utils.Log_OC;
  64 import com.owncloud.android.lib.resources.files.ExistenceCheckRemoteOperation;
  65 import com.owncloud.android.lib.resources.files.FileUtils;
  66 import com.owncloud.android.lib.resources.files.ReadRemoteFileOperation;
  67 import com.owncloud.android.lib.resources.files.RemoteFile;
  68 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  69 import com.owncloud.android.notifications.NotificationBuilderWithProgressBar;
  70 import com.owncloud.android.notifications.NotificationDelayer;
  71 import com.owncloud.android.operations.CreateFolderOperation;
  72 import com.owncloud.android.operations.UploadFileOperation;
  73 import com.owncloud.android.operations.common.SyncOperation;
  74 import com.owncloud.android.ui.activity.FileActivity;
  75 import com.owncloud.android.ui.activity.FileDisplayActivity;
  76 import com.owncloud.android.utils.ErrorMessageAdapter;
  77 import com.owncloud.android.utils.UriUtils;
  78
  79
  80 public class FileUploader extends Service
  81         implements OnDatatransferProgressListener, OnAccountsUpdateListener {
  82
  83     private static final String UPLOAD_FINISH_MESSAGE = "UPLOAD_FINISH";
  84     public static final String EXTRA_UPLOAD_RESULT = "RESULT";
  85     public static final String EXTRA_REMOTE_PATH = "REMOTE_PATH";
  86     public static final String EXTRA_OLD_REMOTE_PATH = "OLD_REMOTE_PATH";
  87     public static final String EXTRA_OLD_FILE_PATH = "OLD_FILE_PATH";
  88     public static final String EXTRA_LINKED_TO_PATH = "LINKED_TO";
  89     public static final String ACCOUNT_NAME = "ACCOUNT_NAME";
  90
  91     public static final String KEY_FILE = "FILE";
  92     public static final String KEY_LOCAL_FILE = "LOCAL_FILE";
  93     public static final String KEY_REMOTE_FILE = "REMOTE_FILE";
  94     public static final String KEY_MIME_TYPE = "MIME_TYPE";
  95
  96     public static final String KEY_ACCOUNT = "ACCOUNT";
  97
  98     public static final String KEY_UPLOAD_TYPE = "UPLOAD_TYPE";
  99     public static final String KEY_FORCE_OVERWRITE = "KEY_FORCE_OVERWRITE";
 100     public static final String KEY_INSTANT_UPLOAD = "INSTANT_UPLOAD";
 101     public static final String KEY_LOCAL_BEHAVIOUR = "BEHAVIOUR";
 102
 103     public static final int LOCAL_BEHAVIOUR_COPY = 0;
 104     public static final int LOCAL_BEHAVIOUR_MOVE = 1;
 105     public static final int LOCAL_BEHAVIOUR_FORGET = 2;
 106
 107     public static final int UPLOAD_SINGLE_FILE = 0;
 108     public static final int UPLOAD_MULTIPLE_FILES = 1;
 109
 110     private static final String TAG = FileUploader.class.getSimpleName();
 111
 112     private Looper mServiceLooper;
 113     private ServiceHandler mServiceHandler;
 114     private IBinder mBinder;
 115     private OwnCloudClient mUploadClient = null;
 116     private Account mCurrentAccount = null;
 117     private FileDataStorageManager mStorageManager;
 118
 119     private IndexedForest<UploadFileOperation> mPendingUploads = new IndexedForest<UploadFileOperation>();
 120     private UploadFileOperation mCurrentUpload = null;
 121
 122     private NotificationManager mNotificationManager;
 123     private NotificationCompat.Builder mNotificationBuilder;
 124     private int mLastPercent;
 125
 126     private static final String MIME_TYPE_PDF = "application/pdf";
 127     private static final String FILE_EXTENSION_PDF = ".pdf";
 128
 129
 130     public static String getUploadFinishMessage() {
 131         return FileUploader.class.getName() + UPLOAD_FINISH_MESSAGE;
 132     }
 133
 134     /**
 135      * Checks if an ownCloud server version should support chunked uploads.
 136      *
 137      * @param version OwnCloud version instance corresponding to an ownCloud
 138      *            server.
 139      * @return 'True' if the ownCloud server with version supports chunked
 140      *         uploads.
 141      *
 142      * TODO - move to OCClient
 143      */
 144     private static boolean chunkedUploadIsSupported(OwnCloudVersion version) {
 145         return (version != null && version.compareTo(OwnCloudVersion.owncloud_v4_5) >= 0);
 146     }
 147
 148     /**
 149      * Service initialization
 150      */
 151     @Override
 152     public void onCreate() {
 153         super.onCreate();
 154         Log_OC.d(TAG, "Creating service");
 155         mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
 156         HandlerThread thread = new HandlerThread("FileUploaderThread",
 157                 Process.THREAD_PRIORITY_BACKGROUND);
 158         thread.start();
 159         mServiceLooper = thread.getLooper();
 160         mServiceHandler = new ServiceHandler(mServiceLooper, this);
 161         mBinder = new FileUploaderBinder();
 162
 163         // add AccountsUpdatedListener
 164         AccountManager am = AccountManager.get(getApplicationContext());
 165         am.addOnAccountsUpdatedListener(this, null, false);
 166     }
 167
 168     /**
 169      * Service clean up
 170      */
 171     @Override
 172     public void onDestroy() {
 173         Log_OC.v(TAG, "Destroying service" );
 174         mBinder = null;
 175         mServiceHandler = null;
 176         mServiceLooper.quit();
 177         mServiceLooper = null;
 178         mNotificationManager = null;
 179
 180         // remove AccountsUpdatedListener
 181         AccountManager am = AccountManager.get(getApplicationContext());
 182         am.removeOnAccountsUpdatedListener(this);
 183
 184         super.onDestroy();
 185     }
 186
 187
 188     /**
 189      * Entry point to add one or several files to the queue of uploads.
 190      *
 191      * New uploads are added calling to startService(), resulting in a call to
 192      * this method. This ensures the service will keep on working although the
 193      * caller activity goes away.
 194      */
 195     @Override
 196     public int onStartCommand(Intent intent, int flags, int startId) {
 197         Log_OC.d(TAG, "Starting command with id " + startId);
 198
 199         if (!intent.hasExtra(KEY_ACCOUNT) || !intent.hasExtra(KEY_UPLOAD_TYPE)
 200                 || !(intent.hasExtra(KEY_LOCAL_FILE) || intent.hasExtra(KEY_FILE))) {
 201             Log_OC.e(TAG, "Not enough information provided in intent");
 202             return Service.START_NOT_STICKY;
 203         }
 204         int uploadType = intent.getIntExtra(KEY_UPLOAD_TYPE, -1);
 205         if (uploadType == -1) {
 206             Log_OC.e(TAG, "Incorrect upload type provided");
 207             return Service.START_NOT_STICKY;
 208         }
 209         Account account = intent.getParcelableExtra(KEY_ACCOUNT);
 210         if (!AccountUtils.exists(account, getApplicationContext())) {
 211             return Service.START_NOT_STICKY;
 212         }
 213
 214         String[] localPaths = null, remotePaths = null, mimeTypes = null;
 215         OCFile[] files = null;
 216         if (uploadType == UPLOAD_SINGLE_FILE) {
 217
 218             if (intent.hasExtra(KEY_FILE)) {
 219                 files = new OCFile[] { intent.getParcelableExtra(KEY_FILE) };
 220
 221             } else {
 222                 localPaths = new String[] { intent.getStringExtra(KEY_LOCAL_FILE) };
 223                 remotePaths = new String[] { intent.getStringExtra(KEY_REMOTE_FILE) };
 224                 mimeTypes = new String[] { intent.getStringExtra(KEY_MIME_TYPE) };
 225             }
 226
 227         } else { // mUploadType == UPLOAD_MULTIPLE_FILES
 228
 229             if (intent.hasExtra(KEY_FILE)) {
 230                 files = (OCFile[]) intent.getParcelableArrayExtra(KEY_FILE); // TODO
 231                                                                              // will
 232                                                                              // this
 233                                                                              // casting
 234                                                                              // work
 235                                                                              // fine?
 236
 237             } else {
 238                 localPaths = intent.getStringArrayExtra(KEY_LOCAL_FILE);
 239                 remotePaths = intent.getStringArrayExtra(KEY_REMOTE_FILE);
 240                 mimeTypes = intent.getStringArrayExtra(KEY_MIME_TYPE);
 241             }
 242         }
 243
 244         FileDataStorageManager storageManager = new FileDataStorageManager(account,
 245                 getContentResolver());
 246
 247         boolean forceOverwrite = intent.getBooleanExtra(KEY_FORCE_OVERWRITE, false);
 248         boolean isInstant = intent.getBooleanExtra(KEY_INSTANT_UPLOAD, false);
 249         int localAction = intent.getIntExtra(KEY_LOCAL_BEHAVIOUR, LOCAL_BEHAVIOUR_COPY);
 250
 251         if (intent.hasExtra(KEY_FILE) && files == null) {
 252             Log_OC.e(TAG, "Incorrect array for OCFiles provided in upload intent");
 253             return Service.START_NOT_STICKY;
 254
 255         } else if (!intent.hasExtra(KEY_FILE)) {
 256             if (localPaths == null) {
 257                 Log_OC.e(TAG, "Incorrect array for local paths provided in upload intent");
 258                 return Service.START_NOT_STICKY;
 259             }
 260             if (remotePaths == null) {
 261                 Log_OC.e(TAG, "Incorrect array for remote paths provided in upload intent");
 262                 return Service.START_NOT_STICKY;
 263             }
 264             if (localPaths.length != remotePaths.length) {
 265                 Log_OC.e(TAG, "Different number of remote paths and local paths!");
 266                 return Service.START_NOT_STICKY;
 267             }
 268
 269             files = new OCFile[localPaths.length];
 270             for (int i = 0; i < localPaths.length; i++) {
 271                 files[i] = obtainNewOCFileToUpload(remotePaths[i], localPaths[i],
 272                         ((mimeTypes != null) ? mimeTypes[i] : null));
 273                 if (files[i] == null) {
 274                     // TODO @andomaex add failure Notification
 275                     return Service.START_NOT_STICKY;
 276                 }
 277             }
 278         }
 279
 280         OwnCloudVersion ocv = AccountUtils.getServerVersion(account);
 281
 282         boolean chunked = FileUploader.chunkedUploadIsSupported(ocv);
 283         AbstractList<String> requestedUploads = new Vector<String>();
 284         String uploadKey = null;
 285         UploadFileOperation newUpload = null;
 286         try {
 287             for (int i = 0; i < files.length; i++) {
 288                 newUpload = new UploadFileOperation(
 289                         account,
 290                         files[i],
 291                         chunked,
 292                         isInstant,
 293                         forceOverwrite, localAction,
 294                         getApplicationContext()
 295                 );
 296                 if (isInstant) {
 297                     newUpload.setRemoteFolderToBeCreated();
 298                 }
 299                 newUpload.addDatatransferProgressListener(this);
 300                 newUpload.addDatatransferProgressListener((FileUploaderBinder) mBinder);
 301                 Pair<String, String> putResult = mPendingUploads.putIfAbsent(
 302                         account, files[i].getRemotePath(), newUpload
 303                 );
 304                 uploadKey = putResult.first;
 305                 requestedUploads.add(uploadKey);
 306             }
 307
 308         } catch (IllegalArgumentException e) {
 309             Log_OC.e(TAG, "Not enough information provided in intent: " + e.getMessage());
 310             return START_NOT_STICKY;
 311
 312         } catch (IllegalStateException e) {
 313             Log_OC.e(TAG, "Bad information provided in intent: " + e.getMessage());
 314             return START_NOT_STICKY;
 315
 316         } catch (Exception e) {
 317             Log_OC.e(TAG, "Unexpected exception while processing upload intent", e);
 318             return START_NOT_STICKY;
 319
 320         }
 321
 322         if (requestedUploads.size() > 0) {
 323             Message msg = mServiceHandler.obtainMessage();
 324             msg.arg1 = startId;
 325             msg.obj = requestedUploads;
 326             mServiceHandler.sendMessage(msg);
 327         }
 328         return Service.START_NOT_STICKY;
 329     }
 330
 331     /**
 332      * Provides a binder object that clients can use to perform operations on
 333      * the queue of uploads, excepting the addition of new files.
 334      *
 335      * Implemented to perform cancellation, pause and resume of existing
 336      * uploads.
 337      */
 338     @Override
 339     public IBinder onBind(Intent arg0) {
 340         return mBinder;
 341     }
 342
 343     /**
 344      * Called when ALL the bound clients were onbound.
 345      */
 346     @Override
 347     public boolean onUnbind(Intent intent) {
 348         ((FileUploaderBinder)mBinder).clearListeners();
 349         return false;   // not accepting rebinding (default behaviour)
 350     }
 351
 352     @Override
 353     public void onAccountsUpdated(Account[] accounts) {
 354         // Review current upload, and cancel it if its account doen't exist
 355         if (mCurrentUpload != null &&
 356                 !AccountUtils.exists(mCurrentUpload.getAccount(), getApplicationContext())) {
 357             mCurrentUpload.cancel();
 358         }
 359         // The rest of uploads are cancelled when they try to start
 360     }
 361
 362     /**
 363      * Binder to let client components to perform operations on the queue of
 364      * uploads.
 365      *
 366      * It provides by itself the available operations.
 367      */
 368     public class FileUploaderBinder extends Binder implements OnDatatransferProgressListener {
 369
 370         /**
 371          * Map of listeners that will be reported about progress of uploads from a
 372          * {@link FileUploaderBinder} instance
 373          */
 374         private Map<String, OnDatatransferProgressListener> mBoundListeners =
 375                 new HashMap<String, OnDatatransferProgressListener>();
 376
 377         /**
 378          * Cancels a pending or current upload of a remote file.
 379          *
 380          * @param account   ownCloud account where the remote file will be stored.
 381          * @param file      A file in the queue of pending uploads
 382          */
 383         public void cancel(Account account, OCFile file) {
 384             Pair<UploadFileOperation, String> removeResult = mPendingUploads.remove(account, file.getRemotePath());
 385             UploadFileOperation upload = removeResult.first;
 386             if (upload != null) {
 387                 upload.cancel();
 388             } else {
 389                 if (mCurrentUpload != null && mCurrentAccount != null &&
 390                         mCurrentUpload.getRemotePath().startsWith(file.getRemotePath()) &&
 391                         account.name.equals(mCurrentAccount.name)) {
 392                     mCurrentUpload.cancel();
 393                 }
 394             }
 395         }
 396
 397         /**
 398          * Cancels all the uploads for an account
 399          *
 400          * @param account   ownCloud account.
 401          */
 402         public void cancel(Account account) {
 403             Log_OC.d(TAG, "Account= " + account.name);
 404
 405             if (mCurrentUpload != null) {
 406                 Log_OC.d(TAG, "Current Upload Account= " + mCurrentUpload.getAccount().name);
 407                 if (mCurrentUpload.getAccount().name.equals(account.name)) {
 408                     mCurrentUpload.cancel();
 409                 }
 410             }
 411             // Cancel pending uploads
 412             cancelUploadsForAccount(account);
 413         }
 414
 415         public void clearListeners() {
 416             mBoundListeners.clear();
 417         }
 418
 419
 420         /**
 421          * Returns True when the file described by 'file' is being uploaded to
 422          * the ownCloud account 'account' or waiting for it
 423          *
 424          * If 'file' is a directory, returns 'true' if some of its descendant files
 425          * is uploading or waiting to upload.
 426          *
 427          * @param account   ownCloud account where the remote file will be stored.
 428          * @param file      A file that could be in the queue of pending uploads
 429          */
 430         public boolean isUploading(Account account, OCFile file) {
 431             if (account == null || file == null) return false;
 432             return (mPendingUploads.contains(account, file.getRemotePath()));
 433         }
 434
 435
 436         /**
 437          * Adds a listener interested in the progress of the upload for a concrete file.
 438          *
 439          * @param listener      Object to notify about progress of transfer.
 440          * @param account       ownCloud account holding the file of interest.
 441          * @param file          {@link OCFile} of interest for listener.
 442          */
 443         public void addDatatransferProgressListener (OnDatatransferProgressListener listener,
 444                                                      Account account, OCFile file) {
 445             if (account == null || file == null || listener == null) return;
 446             String targetKey = buildRemoteName(account, file);
 447             mBoundListeners.put(targetKey, listener);
 448         }
 449
 450
 451
 452         /**
 453          * Removes a listener interested in the progress of the upload for a concrete file.
 454          *
 455          * @param listener      Object to notify about progress of transfer.
 456          * @param account       ownCloud account holding the file of interest.
 457          * @param file          {@link OCFile} of interest for listener.
 458          */
 459         public void removeDatatransferProgressListener (OnDatatransferProgressListener listener,
 460                                                         Account account, OCFile file) {
 461             if (account == null || file == null || listener == null) return;
 462             String targetKey = buildRemoteName(account, file);
 463             if (mBoundListeners.get(targetKey) == listener) {
 464                 mBoundListeners.remove(targetKey);
 465             }
 466         }
 467
 468
 469         @Override
 470         public void onTransferProgress(long progressRate, long totalTransferredSoFar,
 471                                        long totalToTransfer, String fileName) {
 472             String key = buildRemoteName(mCurrentUpload.getAccount(), mCurrentUpload.getFile());
 473             OnDatatransferProgressListener boundListener = mBoundListeners.get(key);
 474             if (boundListener != null) {
 475                 boundListener.onTransferProgress(progressRate, totalTransferredSoFar,
 476                         totalToTransfer, fileName);
 477             }
 478         }
 479
 480         /**
 481          * Builds a key for the map of listeners.
 482          *
 483          * TODO remove and replace key with file.getFileId() after changing current policy (upload file, then
 484          * add to local database) to better policy (add to local database, then upload)
 485          *
 486          * @param account       ownCloud account where the file to upload belongs.
 487          * @param file          File to upload
 488          * @return              Key
 489          */
 490         private String buildRemoteName(Account account, OCFile file) {
 491             return account.name + file.getRemotePath();
 492         }
 493
 494     }
 495
 496     /**
 497      * Upload worker. Performs the pending uploads in the order they were
 498      * requested.
 499      *
 500      * Created with the Looper of a new thread, started in
 501      * {@link FileUploader#onCreate()}.
 502      */
 503     private static class ServiceHandler extends Handler {
 504         // don't make it a final class, and don't remove the static ; lint will
 505         // warn about a possible memory leak
 506         FileUploader mService;
 507
 508         public ServiceHandler(Looper looper, FileUploader service) {
 509             super(looper);
 510             if (service == null)
 511                 throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
 512             mService = service;
 513         }
 514
 515         @Override
 516         public void handleMessage(Message msg) {
 517             @SuppressWarnings("unchecked")
 518             AbstractList<String> requestedUploads = (AbstractList<String>) msg.obj;
 519             if (msg.obj != null) {
 520                 Iterator<String> it = requestedUploads.iterator();
 521                 while (it.hasNext()) {
 522                     mService.uploadFile(it.next());
 523                 }
 524             }
 525             Log_OC.d(TAG, "Stopping command after id " + msg.arg1);
 526             mService.stopSelf(msg.arg1);
 527         }
 528     }
 529
 530     /**
 531      * Core upload method: sends the file(s) to upload
 532      *
 533      * @param uploadKey Key to access the upload to perform, contained in mPendingUploads
 534      */
 535     public void uploadFile(String uploadKey) {
 536
 537         Log_OC.v(   "NOW " + TAG + ", thread " + Thread.currentThread().getName(),
 538                 "Getting upload of " + uploadKey);
 539         mCurrentUpload = mPendingUploads.get(uploadKey);
 540
 541         if (mCurrentUpload != null) {
 542             // Detect if the account exists
 543             if (AccountUtils.exists(mCurrentUpload.getAccount(), getApplicationContext())) {
 544                 Log_OC.d(TAG, "Account " + mCurrentUpload.getAccount().name + " exists");
 545
 546                 notifyUploadStart(mCurrentUpload);
 547
 548                 RemoteOperationResult uploadResult = null, grantResult;
 549
 550                 try {
 551                     /// prepare client object to send the request to the ownCloud server
 552                     if (mCurrentAccount == null || !mCurrentAccount.equals(mCurrentUpload.getAccount())) {
 553                         mCurrentAccount = mCurrentUpload.getAccount();
 554                         mStorageManager = new FileDataStorageManager(
 555                                 mCurrentAccount,
 556                                 getContentResolver()
 557                         );
 558                     }   // else, reuse storage manager from previous operation
 559
 560                     // always get client from client manager, to get fresh credentials in case of update
 561                     OwnCloudAccount ocAccount = new OwnCloudAccount(mCurrentAccount, this);
 562                     mUploadClient = OwnCloudClientManagerFactory.getDefaultSingleton().
 563                             getClientFor(ocAccount, this);
 564
 565
 566                     /// check the existence of the parent folder for the file to upload
 567                     String remoteParentPath = new File(mCurrentUpload.getRemotePath()).getParent();
 568                     remoteParentPath = remoteParentPath.endsWith(OCFile.PATH_SEPARATOR) ?
 569                             remoteParentPath : remoteParentPath + OCFile.PATH_SEPARATOR;
 570                     grantResult = grantFolderExistence(remoteParentPath);
 571
 572                     /// perform the upload
 573                     if (grantResult.isSuccess()) {
 574                         Log_OC.v(   "NOW " + TAG + ", thread " + Thread.currentThread().getName(),
 575                                 "Executing upload of " + mCurrentUpload.getRemotePath());
 576                         OCFile parent = mStorageManager.getFileByPath(remoteParentPath);
 577                         mCurrentUpload.getFile().setParentId(parent.getFileId());
 578                         uploadResult = mCurrentUpload.execute(mUploadClient);
 579                         if (uploadResult.isSuccess()) {
 580                             saveUploadedFile();
 581                         }
 582                     } else {
 583                         uploadResult = grantResult;
 584                     }
 585
 586                 } catch (Exception e) {
 587                     Log_OC.e(TAG, "Error uploading", e);
 588                     uploadResult = new RemoteOperationResult(e);
 589
 590                 } finally {
 591                     Log_OC.v("NOW " + TAG + ", thread " + Thread.currentThread().getName(),
 592                             "Removing payload " + mCurrentUpload.getRemotePath());
 593                     Pair<UploadFileOperation, String> removeResult =
 594                             mPendingUploads.removePayload(mCurrentAccount, mCurrentUpload.getRemotePath());
 595
 596                     /// notify result
 597                     notifyUploadResult(mCurrentUpload, uploadResult);
 598
 599                     sendBroadcastUploadFinished(mCurrentUpload, uploadResult, removeResult.second);
 600                 }
 601
 602             } else {
 603                 // Cancel the transfer
 604                 Log_OC.d(TAG, "Account " + mCurrentUpload.getAccount().toString() +
 605                         " doesn't exist");
 606                 cancelUploadsForAccount(mCurrentUpload.getAccount());
 607
 608             }
 609         }
 610
 611     }
 612
 613     /**
 614      * Checks the existence of the folder where the current file will be uploaded both
 615      * in the remote server and in the local database.
 616      *
 617      * If the upload is set to enforce the creation of the folder, the method tries to
 618      * create it both remote and locally.
 619      *
 620      *  @param  pathToGrant     Full remote path whose existence will be granted.
 621      *  @return  An {@link OCFile} instance corresponding to the folder where the file
 622      *  will be uploaded.
 623      */
 624     private RemoteOperationResult grantFolderExistence(String pathToGrant) {
 625         RemoteOperation operation = new ExistenceCheckRemoteOperation(pathToGrant, this, false);
 626         RemoteOperationResult result = operation.execute(mUploadClient);
 627         if (!result.isSuccess() && result.getCode() == ResultCode.FILE_NOT_FOUND &&
 628                 mCurrentUpload.isRemoteFolderToBeCreated()) {
 629             SyncOperation syncOp = new CreateFolderOperation( pathToGrant, true);
 630             result = syncOp.execute(mUploadClient, mStorageManager);
 631         }
 632         if (result.isSuccess()) {
 633             OCFile parentDir = mStorageManager.getFileByPath(pathToGrant);
 634             if (parentDir == null) {
 635                 parentDir = createLocalFolder(pathToGrant);
 636             }
 637             if (parentDir != null) {
 638                 result = new RemoteOperationResult(ResultCode.OK);
 639             } else {
 640                 result = new RemoteOperationResult(ResultCode.UNKNOWN_ERROR);
 641             }
 642         }
 643         return result;
 644     }
 645
 646
 647     private OCFile createLocalFolder(String remotePath) {
 648         String parentPath = new File(remotePath).getParent();
 649         parentPath = parentPath.endsWith(OCFile.PATH_SEPARATOR) ?
 650                 parentPath : parentPath + OCFile.PATH_SEPARATOR;
 651         OCFile parent = mStorageManager.getFileByPath(parentPath);
 652         if (parent == null) {
 653             parent = createLocalFolder(parentPath);
 654         }
 655         if (parent != null) {
 656             OCFile createdFolder = new OCFile(remotePath);
 657             createdFolder.setMimetype("DIR");
 658             createdFolder.setParentId(parent.getFileId());
 659             mStorageManager.saveFile(createdFolder);
 660             return createdFolder;
 661         }
 662         return null;
 663     }
 664
 665
 666     /**
 667      * Saves a OC File after a successful upload.
 668      *
 669      * A PROPFIND is necessary to keep the props in the local database
 670      * synchronized with the server, specially the modification time and Etag
 671      * (where available)
 672      *
 673      * TODO refactor this ugly thing
 674      */
 675     private void saveUploadedFile() {
 676         OCFile file = mCurrentUpload.getFile();
 677         if (file.fileExists()) {
 678             file = mStorageManager.getFileById(file.getFileId());
 679         }
 680         long syncDate = System.currentTimeMillis();
 681         file.setLastSyncDateForData(syncDate);
 682
 683         // new PROPFIND to keep data consistent with server
 684         // in theory, should return the same we already have
 685         ReadRemoteFileOperation operation =
 686                 new ReadRemoteFileOperation(mCurrentUpload.getRemotePath());
 687         RemoteOperationResult result = operation.execute(mUploadClient);
 688         if (result.isSuccess()) {
 689             updateOCFile(file, (RemoteFile) result.getData().get(0));
 690             file.setLastSyncDateForProperties(syncDate);
 691         }
 692
 693         // / maybe this would be better as part of UploadFileOperation... or
 694         // maybe all this method
 695         if (mCurrentUpload.wasRenamed()) {
 696             OCFile oldFile = mCurrentUpload.getOldFile();
 697             if (oldFile.fileExists()) {
 698                 oldFile.setStoragePath(null);
 699                 mStorageManager.saveFile(oldFile);
 700
 701             } // else: it was just an automatic renaming due to a name
 702             // coincidence; nothing else is needed, the storagePath is right
 703             // in the instance returned by mCurrentUpload.getFile()
 704         }
 705         file.setNeedsUpdateThumbnail(true);
 706         mStorageManager.saveFile(file);
 707     }
 708
 709     private void updateOCFile(OCFile file, RemoteFile remoteFile) {
 710         file.setCreationTimestamp(remoteFile.getCreationTimestamp());
 711         file.setFileLength(remoteFile.getLength());
 712         file.setMimetype(remoteFile.getMimeType());
 713         file.setModificationTimestamp(remoteFile.getModifiedTimestamp());
 714         file.setModificationTimestampAtLastSyncForData(remoteFile.getModifiedTimestamp());
 715         // file.setEtag(remoteFile.getEtag());    // TODO Etag, where available
 716         file.setRemoteId(remoteFile.getRemoteId());
 717     }
 718
 719     private OCFile obtainNewOCFileToUpload(String remotePath, String localPath, String mimeType) {
 720
 721         // MIME type
 722         if (mimeType == null || mimeType.length() <= 0) {
 723             try {
 724                 mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(
 725                         remotePath.substring(remotePath.lastIndexOf('.') + 1));
 726             } catch (IndexOutOfBoundsException e) {
 727                 Log_OC.e(TAG, "Trying to find out MIME type of a file without extension: " +
 728                         remotePath);
 729             }
 730         }
 731         if (mimeType == null) {
 732             mimeType = "application/octet-stream";
 733         }
 734
 735         if (isPdfFileFromContentProviderWithoutExtension(localPath, mimeType)){
 736             remotePath += FILE_EXTENSION_PDF;
 737         }
 738
 739         OCFile newFile = new OCFile(remotePath);
 740         newFile.setStoragePath(localPath);
 741         newFile.setLastSyncDateForProperties(0);
 742         newFile.setLastSyncDateForData(0);
 743
 744         // size
 745         if (localPath != null && localPath.length() > 0) {
 746             File localFile = new File(localPath);
 747             newFile.setFileLength(localFile.length());
 748             newFile.setLastSyncDateForData(localFile.lastModified());
 749         } // don't worry about not assigning size, the problems with localPath
 750         // are checked when the UploadFileOperation instance is created
 751
 752
 753         newFile.setMimetype(mimeType);
 754
 755         return newFile;
 756     }
 757
 758     /**
 759      * Creates a status notification to show the upload progress
 760      *
 761      * @param upload Upload operation starting.
 762      */
 763     private void notifyUploadStart(UploadFileOperation upload) {
 764         // / create status notification with a progress bar
 765         mLastPercent = 0;
 766         mNotificationBuilder =
 767                 NotificationBuilderWithProgressBar.newNotificationBuilderWithProgressBar(this);
 768         mNotificationBuilder
 769                 .setOngoing(true)
 770                 .setSmallIcon(R.drawable.notification_icon)
 771                 .setTicker(getString(R.string.uploader_upload_in_progress_ticker))
 772                 .setContentTitle(getString(R.string.uploader_upload_in_progress_ticker))
 773                 .setProgress(100, 0, false)
 774                 .setContentText(
 775                         String.format(getString(R.string.uploader_upload_in_progress_content), 0, upload.getFileName()));
 776
 777         /// includes a pending intent in the notification showing the details view of the file
 778         Intent showDetailsIntent = new Intent(this, FileDisplayActivity.class);
 779         showDetailsIntent.putExtra(FileActivity.EXTRA_FILE, upload.getFile());
 780         showDetailsIntent.putExtra(FileActivity.EXTRA_ACCOUNT, upload.getAccount());
 781         showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 782         mNotificationBuilder.setContentIntent(PendingIntent.getActivity(
 783                 this, (int) System.currentTimeMillis(), showDetailsIntent, 0
 784         ));
 785
 786         mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotificationBuilder.build());
 787     }
 788
 789     /**
 790      * Callback method to update the progress bar in the status notification
 791      */
 792     @Override
 793     public void onTransferProgress(long progressRate, long totalTransferredSoFar,
 794                                    long totalToTransfer, String filePath) {
 795         int percent = (int) (100.0 * ((double) totalTransferredSoFar) / ((double) totalToTransfer));
 796         if (percent != mLastPercent) {
 797             mNotificationBuilder.setProgress(100, percent, false);
 798             String fileName = filePath.substring(
 799                     filePath.lastIndexOf(FileUtils.PATH_SEPARATOR) + 1);
 800             String text = String.format(getString(R.string.uploader_upload_in_progress_content), percent, fileName);
 801             mNotificationBuilder.setContentText(text);
 802             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotificationBuilder.build());
 803         }
 804         mLastPercent = percent;
 805     }
 806
 807     /**
 808      * Updates the status notification with the result of an upload operation.
 809      *
 810      * @param uploadResult  Result of the upload operation.
 811      * @param upload        Finished upload operation
 812      */
 813     private void notifyUploadResult(UploadFileOperation upload,
 814                                     RemoteOperationResult uploadResult) {
 815         Log_OC.d(TAG, "NotifyUploadResult with resultCode: " + uploadResult.getCode());
 816         // / cancelled operation or success -> silent removal of progress notification
 817         mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 818
 819         // Show the result: success or fail notification
 820         if (!uploadResult.isCancelled()) {
 821             int tickerId = (uploadResult.isSuccess()) ? R.string.uploader_upload_succeeded_ticker :
 822                     R.string.uploader_upload_failed_ticker;
 823
 824             String content;
 825
 826             // check credentials error
 827             boolean needsToUpdateCredentials = (
 828                     uploadResult.getCode() == ResultCode.UNAUTHORIZED ||
 829                             uploadResult.isIdPRedirection()
 830             );
 831             tickerId = (needsToUpdateCredentials) ?
 832                     R.string.uploader_upload_failed_credentials_error : tickerId;
 833
 834             mNotificationBuilder
 835                     .setTicker(getString(tickerId))
 836                     .setContentTitle(getString(tickerId))
 837                     .setAutoCancel(true)
 838                     .setOngoing(false)
 839                     .setProgress(0, 0, false);
 840
 841             content =  ErrorMessageAdapter.getErrorCauseMessage(
 842                     uploadResult, upload, getResources()
 843             );
 844
 845             if (needsToUpdateCredentials) {
 846                 // let the user update credentials with one click
 847                 Intent updateAccountCredentials = new Intent(this, AuthenticatorActivity.class);
 848                 updateAccountCredentials.putExtra(
 849                         AuthenticatorActivity.EXTRA_ACCOUNT, upload.getAccount()
 850                 );
 851                 updateAccountCredentials.putExtra(
 852                         AuthenticatorActivity.EXTRA_ACTION,
 853                         AuthenticatorActivity.ACTION_UPDATE_EXPIRED_TOKEN
 854                 );
 855                 updateAccountCredentials.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 856                 updateAccountCredentials.addFlags(Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
 857                 updateAccountCredentials.addFlags(Intent.FLAG_FROM_BACKGROUND);
 858                 mNotificationBuilder.setContentIntent(PendingIntent.getActivity(
 859                         this,
 860                         (int) System.currentTimeMillis(),
 861                         updateAccountCredentials,
 862                         PendingIntent.FLAG_ONE_SHOT
 863                 ));
 864
 865                 mUploadClient = null;
 866                 // grant that future retries on the same account will get the fresh credentials
 867             } else {
 868                 mNotificationBuilder.setContentText(content);
 869
 870                 if (upload.isInstant()) {
 871                     DbHandler db = null;
 872                     try {
 873                         db = new DbHandler(this.getBaseContext());
 874                         String message = uploadResult.getLogMessage() + " errorCode: " +
 875                                 uploadResult.getCode();
 876                         Log_OC.e(TAG, message + " Http-Code: " + uploadResult.getHttpCode());
 877                         if (uploadResult.getCode() == ResultCode.QUOTA_EXCEEDED) {
 878                             //message = getString(R.string.failed_upload_quota_exceeded_text);
 879                             if (db.updateFileState(
 880                                     upload.getOriginalStoragePath(),
 881                                     DbHandler.UPLOAD_STATUS_UPLOAD_FAILED,
 882                                     message) == 0) {
 883                                 db.putFileForLater(
 884                                         upload.getOriginalStoragePath(),
 885                                         upload.getAccount().name,
 886                                         message
 887                                 );
 888                             }
 889                         }
 890                     } finally {
 891                         if (db != null) {
 892                             db.close();
 893                         }
 894                     }
 895                 }
 896             }
 897
 898             mNotificationBuilder.setContentText(content);
 899             mNotificationManager.notify(tickerId, mNotificationBuilder.build());
 900
 901             if (uploadResult.isSuccess()) {
 902
 903                 DbHandler db = new DbHandler(this.getBaseContext());
 904                 db.removeIUPendingFile(mCurrentUpload.getOriginalStoragePath());
 905                 db.close();
 906
 907                 // remove success notification, with a delay of 2 seconds
 908                 NotificationDelayer.cancelWithDelay(
 909                         mNotificationManager,
 910                         R.string.uploader_upload_succeeded_ticker,
 911                         2000);
 912
 913             }
 914         }
 915     }
 916
 917     /**
 918      * Sends a broadcast in order to the interested activities can update their
 919      * view
 920      *
 921      * @param upload                    Finished upload operation
 922      * @param uploadResult              Result of the upload operation
 923      * @param unlinkedFromRemotePath    Path in the uploads tree where the upload was unlinked from
 924      */
 925     private void sendBroadcastUploadFinished(
 926             UploadFileOperation upload,
 927             RemoteOperationResult uploadResult,
 928             String unlinkedFromRemotePath) {
 929
 930         Intent end = new Intent(getUploadFinishMessage());
 931         end.putExtra(EXTRA_REMOTE_PATH, upload.getRemotePath()); // real remote
 932         // path, after
 933         // possible
 934         // automatic
 935         // renaming
 936         if (upload.wasRenamed()) {
 937             end.putExtra(EXTRA_OLD_REMOTE_PATH, upload.getOldFile().getRemotePath());
 938         }
 939         end.putExtra(EXTRA_OLD_FILE_PATH, upload.getOriginalStoragePath());
 940         end.putExtra(ACCOUNT_NAME, upload.getAccount().name);
 941         end.putExtra(EXTRA_UPLOAD_RESULT, uploadResult.isSuccess());
 942         if (unlinkedFromRemotePath != null) {
 943             end.putExtra(EXTRA_LINKED_TO_PATH, unlinkedFromRemotePath);
 944         }
 945
 946         sendStickyBroadcast(end);
 947     }
 948
 949     /**
 950      * Checks if content provider, using the content:// scheme, returns a file with mime-type
 951      * 'application/pdf' but file has not extension
 952      * @param localPath         Full path to a file in the local file system.
 953      * @param mimeType          MIME type of the file.
 954      * @return true if is needed to add the pdf file extension to the file
 955      *
 956      * TODO - move to OCFile or Utils class
 957      */
 958     private boolean isPdfFileFromContentProviderWithoutExtension(String localPath,
 959                                                                  String mimeType) {
 960         return localPath.startsWith(UriUtils.URI_CONTENT_SCHEME) &&
 961                 mimeType.equals(MIME_TYPE_PDF) &&
 962                 !localPath.endsWith(FILE_EXTENSION_PDF);
 963     }
 964
 965     /**
 966      * Remove uploads of an account
 967      *
 968      * @param account       Downloads account to remove
 969      */
 970     private void cancelUploadsForAccount(Account account){
 971         // Cancel pending uploads
 972         mPendingUploads.remove(account);
 973     }
 974 }