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 import java.util.concurrent.ConcurrentHashMap;
  31 import java.util.concurrent.ConcurrentMap;
  32
  33 import android.accounts.Account;
  34 import android.accounts.AccountManager;
  35 import android.accounts.AccountsException;
  36 import android.accounts.OnAccountsUpdateListener;
  37 import android.app.NotificationManager;
  38 import android.app.PendingIntent;
  39 import android.app.Service;
  40 import android.content.Intent;
  41 import android.os.Binder;
  42 import android.os.Handler;
  43 import android.os.HandlerThread;
  44 import android.os.IBinder;
  45 import android.os.Looper;
  46 import android.os.Message;
  47 import android.os.Process;
  48 import android.support.v4.app.NotificationCompat;
  49 import android.webkit.MimeTypeMap;
  50
  51 import com.owncloud.android.MainApp;
  52 import com.owncloud.android.R;
  53 import com.owncloud.android.authentication.AccountUtils;
  54 import com.owncloud.android.authentication.AuthenticatorActivity;
  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.lib.common.OwnCloudAccount;
  59 import com.owncloud.android.lib.common.OwnCloudClient;
  60 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  61 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  62 import com.owncloud.android.lib.common.network.OnDatatransferProgressListener;
  63 import com.owncloud.android.lib.common.operations.RemoteOperation;
  64 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  65 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
  66 import com.owncloud.android.lib.common.utils.Log_OC;
  67 import com.owncloud.android.lib.resources.files.ExistenceCheckRemoteOperation;
  68 import com.owncloud.android.lib.resources.files.FileUtils;
  69 import com.owncloud.android.lib.resources.files.ReadRemoteFileOperation;
  70 import com.owncloud.android.lib.resources.files.RemoteFile;
  71 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  72 import com.owncloud.android.notifications.NotificationBuilderWithProgressBar;
  73 import com.owncloud.android.notifications.NotificationDelayer;
  74 import com.owncloud.android.operations.CreateFolderOperation;
  75 import com.owncloud.android.operations.UploadFileOperation;
  76 import com.owncloud.android.operations.common.SyncOperation;
  77 import com.owncloud.android.ui.activity.FileActivity;
  78 import com.owncloud.android.ui.activity.FileDisplayActivity;
  79 import com.owncloud.android.utils.ErrorMessageAdapter;
  80 import com.owncloud.android.utils.UriUtils;
  81
  82
  83 public class FileUploader extends Service
  84         implements OnDatatransferProgressListener, OnAccountsUpdateListener {
  85
  86     private static final String UPLOAD_FINISH_MESSAGE = "UPLOAD_FINISH";
  87     public static final String EXTRA_UPLOAD_RESULT = "RESULT";
  88     public static final String EXTRA_REMOTE_PATH = "REMOTE_PATH";
  89     public static final String EXTRA_OLD_REMOTE_PATH = "OLD_REMOTE_PATH";
  90     public static final String EXTRA_OLD_FILE_PATH = "OLD_FILE_PATH";
  91     public static final String ACCOUNT_NAME = "ACCOUNT_NAME";
  92
  93     public static final String KEY_FILE = "FILE";
  94     public static final String KEY_LOCAL_FILE = "LOCAL_FILE";
  95     public static final String KEY_REMOTE_FILE = "REMOTE_FILE";
  96     public static final String KEY_MIME_TYPE = "MIME_TYPE";
  97
  98     public static final String KEY_ACCOUNT = "ACCOUNT";
  99
 100     public static final String KEY_UPLOAD_TYPE = "UPLOAD_TYPE";
 101     public static final String KEY_FORCE_OVERWRITE = "KEY_FORCE_OVERWRITE";
 102     public static final String KEY_INSTANT_UPLOAD = "INSTANT_UPLOAD";
 103     public static final String KEY_LOCAL_BEHAVIOUR = "BEHAVIOUR";
 104
 105     public static final int LOCAL_BEHAVIOUR_COPY = 0;
 106     public static final int LOCAL_BEHAVIOUR_MOVE = 1;
 107     public static final int LOCAL_BEHAVIOUR_FORGET = 2;
 108
 109     public static final int UPLOAD_SINGLE_FILE = 0;
 110     public static final int UPLOAD_MULTIPLE_FILES = 1;
 111
 112     private static final String TAG = FileUploader.class.getSimpleName();
 113
 114     private Looper mServiceLooper;
 115     private ServiceHandler mServiceHandler;
 116     private IBinder mBinder;
 117     private OwnCloudClient mUploadClient = null;
 118     private Account mLastAccount = null;
 119     private FileDataStorageManager mStorageManager;
 120
 121     private ConcurrentMap<String, UploadFileOperation> mPendingUploads = new ConcurrentHashMap<String, UploadFileOperation>();
 122     private UploadFileOperation mCurrentUpload = null;
 123
 124     private NotificationManager mNotificationManager;
 125     private NotificationCompat.Builder mNotificationBuilder;
 126     private int mLastPercent;
 127
 128     private static final String MIME_TYPE_PDF = "application/pdf";
 129     private static final String FILE_EXTENSION_PDF = ".pdf";
 130
 131
 132     public static String getUploadFinishMessage() {
 133         return FileUploader.class.getName().toString() + UPLOAD_FINISH_MESSAGE;
 134     }
 135
 136     /**
 137      * Builds a key for mPendingUploads from the account and file to upload
 138      *
 139      * @param account   Account where the file to upload is stored
 140      * @param file      File to upload
 141      */
 142     private String buildRemoteName(Account account, OCFile file) {
 143         return account.name + file.getRemotePath();
 144     }
 145
 146     private String buildRemoteName(Account account, String remotePath) {
 147         return account.name + remotePath;
 148     }
 149
 150     /**
 151      * Checks if an ownCloud server version should support chunked uploads.
 152      *
 153      * @param version OwnCloud version instance corresponding to an ownCloud
 154      *            server.
 155      * @return 'True' if the ownCloud server with version supports chunked
 156      *         uploads.
 157      */
 158     private static boolean chunkedUploadIsSupported(OwnCloudVersion version) {
 159         return (version != null && version.compareTo(OwnCloudVersion.owncloud_v4_5) >= 0);
 160     }
 161
 162     /**
 163      * Service initialization
 164      */
 165     @Override
 166     public void onCreate() {
 167         super.onCreate();
 168         Log_OC.d(TAG, "Creating service");
 169         mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
 170         HandlerThread thread = new HandlerThread("FileUploaderThread",
 171                 Process.THREAD_PRIORITY_BACKGROUND);
 172         thread.start();
 173         mServiceLooper = thread.getLooper();
 174         mServiceHandler = new ServiceHandler(mServiceLooper, this);
 175         mBinder = new FileUploaderBinder();
 176
 177         // add AccountsUpdatedListener
 178         AccountManager am = AccountManager.get(getApplicationContext());
 179         am.addOnAccountsUpdatedListener(this, null, false);
 180     }
 181
 182     /**
 183      * Service clean up
 184      */
 185     @Override
 186     public void onDestroy() {
 187         Log_OC.v(TAG, "Destroying service" );
 188         mBinder = null;
 189         mServiceHandler = null;
 190         mServiceLooper.quit();
 191         mServiceLooper = null;
 192         mNotificationManager = null;
 193
 194         // remove AccountsUpdatedListener
 195         AccountManager am = AccountManager.get(getApplicationContext());
 196         am.removeOnAccountsUpdatedListener(this);
 197
 198         super.onDestroy();
 199     }
 200
 201
 202     /**
 203      * Entry point to add one or several files to the queue of uploads.
 204      *
 205      * New uploads are added calling to startService(), resulting in a call to
 206      * this method. This ensures the service will keep on working although the
 207      * caller activity goes away.
 208      */
 209     @Override
 210     public int onStartCommand(Intent intent, int flags, int startId) {
 211         Log_OC.d(TAG, "Starting command with id " + startId);
 212
 213         if (!intent.hasExtra(KEY_ACCOUNT) || !intent.hasExtra(KEY_UPLOAD_TYPE)
 214                 || !(intent.hasExtra(KEY_LOCAL_FILE) || intent.hasExtra(KEY_FILE))) {
 215             Log_OC.e(TAG, "Not enough information provided in intent");
 216             return Service.START_NOT_STICKY;
 217         }
 218         int uploadType = intent.getIntExtra(KEY_UPLOAD_TYPE, -1);
 219         if (uploadType == -1) {
 220             Log_OC.e(TAG, "Incorrect upload type provided");
 221             return Service.START_NOT_STICKY;
 222         }
 223         Account account = intent.getParcelableExtra(KEY_ACCOUNT);
 224         if (!AccountUtils.exists(account, getApplicationContext())) {
 225             return Service.START_NOT_STICKY;
 226         }
 227
 228         String[] localPaths = null, remotePaths = null, mimeTypes = null;
 229         OCFile[] files = null;
 230         if (uploadType == UPLOAD_SINGLE_FILE) {
 231
 232             if (intent.hasExtra(KEY_FILE)) {
 233                 files = new OCFile[] { (OCFile) intent.getParcelableExtra(KEY_FILE) };
 234
 235             } else {
 236                 localPaths = new String[] { intent.getStringExtra(KEY_LOCAL_FILE) };
 237                 remotePaths = new String[] { intent.getStringExtra(KEY_REMOTE_FILE) };
 238                 mimeTypes = new String[] { intent.getStringExtra(KEY_MIME_TYPE) };
 239             }
 240
 241         } else { // mUploadType == UPLOAD_MULTIPLE_FILES
 242
 243             if (intent.hasExtra(KEY_FILE)) {
 244                 files = (OCFile[]) intent.getParcelableArrayExtra(KEY_FILE); // TODO
 245                                                                              // will
 246                                                                              // this
 247                                                                              // casting
 248                                                                              // work
 249                                                                              // fine?
 250
 251             } else {
 252                 localPaths = intent.getStringArrayExtra(KEY_LOCAL_FILE);
 253                 remotePaths = intent.getStringArrayExtra(KEY_REMOTE_FILE);
 254                 mimeTypes = intent.getStringArrayExtra(KEY_MIME_TYPE);
 255             }
 256         }
 257
 258         FileDataStorageManager storageManager = new FileDataStorageManager(account,
 259                 getContentResolver());
 260
 261         boolean forceOverwrite = intent.getBooleanExtra(KEY_FORCE_OVERWRITE, false);
 262         boolean isInstant = intent.getBooleanExtra(KEY_INSTANT_UPLOAD, false);
 263         int localAction = intent.getIntExtra(KEY_LOCAL_BEHAVIOUR, LOCAL_BEHAVIOUR_COPY);
 264
 265         if (intent.hasExtra(KEY_FILE) && files == null) {
 266             Log_OC.e(TAG, "Incorrect array for OCFiles provided in upload intent");
 267             return Service.START_NOT_STICKY;
 268
 269         } else if (!intent.hasExtra(KEY_FILE)) {
 270             if (localPaths == null) {
 271                 Log_OC.e(TAG, "Incorrect array for local paths provided in upload intent");
 272                 return Service.START_NOT_STICKY;
 273             }
 274             if (remotePaths == null) {
 275                 Log_OC.e(TAG, "Incorrect array for remote paths provided in upload intent");
 276                 return Service.START_NOT_STICKY;
 277             }
 278             if (localPaths.length != remotePaths.length) {
 279                 Log_OC.e(TAG, "Different number of remote paths and local paths!");
 280                 return Service.START_NOT_STICKY;
 281             }
 282
 283             files = new OCFile[localPaths.length];
 284             for (int i = 0; i < localPaths.length; i++) {
 285                 files[i] = obtainNewOCFileToUpload(remotePaths[i], localPaths[i],
 286                         ((mimeTypes != null) ? mimeTypes[i] : (String) null), storageManager);
 287                 if (files[i] == null) {
 288                     // TODO @andomaex add failure Notification
 289                     return Service.START_NOT_STICKY;
 290                 }
 291             }
 292         }
 293
 294         AccountManager aMgr = AccountManager.get(this);
 295         String version = aMgr.getUserData(account, Constants.KEY_OC_VERSION);
 296         OwnCloudVersion ocv = new OwnCloudVersion(version);
 297
 298         boolean chunked = FileUploader.chunkedUploadIsSupported(ocv);
 299         AbstractList<String> requestedUploads = new Vector<String>();
 300         String uploadKey = null;
 301         UploadFileOperation newUpload = null;
 302         try {
 303             for (int i = 0; i < files.length; i++) {
 304                 uploadKey = buildRemoteName(account, files[i].getRemotePath());
 305                 newUpload = new UploadFileOperation(account, files[i], chunked, isInstant,
 306                         forceOverwrite, localAction,
 307                         getApplicationContext());
 308                 if (isInstant) {
 309                     newUpload.setRemoteFolderToBeCreated();
 310                 }
 311                 // Grants that the file only upload once time
 312                 mPendingUploads.putIfAbsent(uploadKey, newUpload);
 313
 314                 newUpload.addDatatransferProgressListener(this);
 315                 newUpload.addDatatransferProgressListener((FileUploaderBinder)mBinder);
 316                 requestedUploads.add(uploadKey);
 317             }
 318
 319         } catch (IllegalArgumentException e) {
 320             Log_OC.e(TAG, "Not enough information provided in intent: " + e.getMessage());
 321             return START_NOT_STICKY;
 322
 323         } catch (IllegalStateException e) {
 324             Log_OC.e(TAG, "Bad information provided in intent: " + e.getMessage());
 325             return START_NOT_STICKY;
 326
 327         } catch (Exception e) {
 328             Log_OC.e(TAG, "Unexpected exception while processing upload intent", e);
 329             return START_NOT_STICKY;
 330
 331         }
 332
 333         if (requestedUploads.size() > 0) {
 334             Message msg = mServiceHandler.obtainMessage();
 335             msg.arg1 = startId;
 336             msg.obj = requestedUploads;
 337             mServiceHandler.sendMessage(msg);
 338         }
 339         Log_OC.i(TAG, "mPendingUploads size:" + mPendingUploads.size());
 340         return Service.START_NOT_STICKY;
 341     }
 342
 343     /**
 344      * Provides a binder object that clients can use to perform operations on
 345      * the queue of uploads, excepting the addition of new files.
 346      *
 347      * Implemented to perform cancellation, pause and resume of existing
 348      * uploads.
 349      */
 350     @Override
 351     public IBinder onBind(Intent arg0) {
 352         return mBinder;
 353     }
 354
 355     /**
 356      * Called when ALL the bound clients were onbound.
 357      */
 358     @Override
 359     public boolean onUnbind(Intent intent) {
 360         ((FileUploaderBinder)mBinder).clearListeners();
 361         return false;   // not accepting rebinding (default behaviour)
 362     }
 363
 364     @Override
 365     public void onAccountsUpdated(Account[] accounts) {
 366         // Review current upload, and cancel it if its account doen't exist
 367         if (mCurrentUpload != null &&
 368                 !AccountUtils.exists(mCurrentUpload.getAccount(), getApplicationContext())) {
 369             mCurrentUpload.cancel();
 370         }
 371         // The rest of uploads are cancelled when they try to start
 372     }
 373
 374     /**
 375      * Binder to let client components to perform operations on the queue of
 376      * uploads.
 377      *
 378      * It provides by itself the available operations.
 379      */
 380     public class FileUploaderBinder extends Binder implements OnDatatransferProgressListener {
 381
 382         /**
 383          * Map of listeners that will be reported about progress of uploads from a
 384          * {@link FileUploaderBinder} instance
 385          */
 386         private Map<String, OnDatatransferProgressListener> mBoundListeners = new HashMap<String, OnDatatransferProgressListener>();
 387
 388         /**
 389          * Cancels a pending or current upload of a remote file.
 390          *
 391          * @param account Owncloud account where the remote file will be stored.
 392          * @param file A file in the queue of pending uploads
 393          */
 394         public void cancel(Account account, OCFile file) {
 395             UploadFileOperation upload = null;
 396             synchronized (mPendingUploads) {
 397                 upload = mPendingUploads.remove(buildRemoteName(account, file));
 398             }
 399             if (upload != null) {
 400                 upload.cancel();
 401             }
 402         }
 403
 404         /**
 405          * Cancels a pending or current upload for an account
 406          *
 407          * @param account Owncloud accountName where the remote file will be stored.
 408          */
 409         public void cancel(Account account) {
 410             Log_OC.d(TAG, "Account= " + account.name);
 411
 412             if (mCurrentUpload != null) {
 413                 Log_OC.d(TAG, "Current Upload Account= " + mCurrentUpload.getAccount().name);
 414                 if (mCurrentUpload.getAccount().name.equals(account.name)) {
 415                     mCurrentUpload.cancel();
 416                 }
 417             }
 418             // Cancel pending uploads
 419             cancelUploadForAccount(account.name);
 420         }
 421
 422         public void clearListeners() {
 423             mBoundListeners.clear();
 424         }
 425
 426         /**
 427          * Returns True when the file described by 'file' is being uploaded to
 428          * the ownCloud account 'account' or waiting for it
 429          *
 430          * If 'file' is a directory, returns 'true' if some of its descendant files
 431          * is uploading or waiting to upload.
 432          *
 433          * @param account   ownCloud account where the remote file will be stored.
 434          * @param file      A file that could be in the queue of pending uploads
 435          */
 436         public boolean isUploading(Account account, OCFile file) {
 437             if (account == null || file == null)
 438                 return false;
 439             String targetKey = buildRemoteName(account, file);
 440             synchronized (mPendingUploads) {
 441                 if (file.isFolder()) {
 442                     // this can be slow if there are many uploads :(
 443                     Iterator<String> it = mPendingUploads.keySet().iterator();
 444                     boolean found = false;
 445                     while (it.hasNext() && !found) {
 446                         found = it.next().startsWith(targetKey);
 447                     }
 448                     return found;
 449                 } else {
 450                     return (mPendingUploads.containsKey(targetKey));
 451                 }
 452             }
 453         }
 454
 455
 456         /**
 457          * Adds a listener interested in the progress of the upload for a concrete file.
 458          *
 459          * @param listener      Object to notify about progress of transfer.
 460          * @param account       ownCloud account holding the file of interest.
 461          * @param file          {@link OCFile} of interest for listener.
 462          */
 463         public void addDatatransferProgressListener (OnDatatransferProgressListener listener,
 464                                                      Account account, OCFile file) {
 465             if (account == null || file == null || listener == null) return;
 466             String targetKey = buildRemoteName(account, file);
 467             mBoundListeners.put(targetKey, listener);
 468         }
 469
 470
 471
 472         /**
 473          * Removes a listener interested in the progress of the upload for a concrete file.
 474          *
 475          * @param listener      Object to notify about progress of transfer.
 476          * @param account       ownCloud account holding the file of interest.
 477          * @param file          {@link OCFile} of interest for listener.
 478          */
 479         public void removeDatatransferProgressListener (OnDatatransferProgressListener listener,
 480                                                         Account account, OCFile file) {
 481             if (account == null || file == null || listener == null) return;
 482             String targetKey = buildRemoteName(account, file);
 483             if (mBoundListeners.get(targetKey) == listener) {
 484                 mBoundListeners.remove(targetKey);
 485             }
 486         }
 487
 488
 489         @Override
 490         public void onTransferProgress(long progressRate, long totalTransferredSoFar,
 491                                        long totalToTransfer, String fileName) {
 492             String key = buildRemoteName(mCurrentUpload.getAccount(), mCurrentUpload.getFile());
 493             OnDatatransferProgressListener boundListener = mBoundListeners.get(key);
 494             if (boundListener != null) {
 495                 boundListener.onTransferProgress(progressRate, totalTransferredSoFar,
 496                         totalToTransfer, fileName);
 497             }
 498         }
 499
 500         /**
 501          * Review uploads and cancel it if its account doesn't exist
 502          */
 503         public void checkAccountOfCurrentUpload() {
 504             if (mCurrentUpload != null &&
 505                     !AccountUtils.exists(mCurrentUpload.getAccount(), getApplicationContext())) {
 506                 mCurrentUpload.cancel();
 507             }
 508             // The rest of uploads are cancelled when they try to start
 509         }
 510     }
 511
 512     /**
 513      * Upload worker. Performs the pending uploads in the order they were
 514      * requested.
 515      *
 516      * Created with the Looper of a new thread, started in
 517      * {@link FileUploader#onCreate()}.
 518      */
 519     private static class ServiceHandler extends Handler {
 520         // don't make it a final class, and don't remove the static ; lint will
 521         // warn about a possible memory leak
 522         FileUploader mService;
 523
 524         public ServiceHandler(Looper looper, FileUploader service) {
 525             super(looper);
 526             if (service == null)
 527                 throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
 528             mService = service;
 529         }
 530
 531         @Override
 532         public void handleMessage(Message msg) {
 533             @SuppressWarnings("unchecked")
 534             AbstractList<String> requestedUploads = (AbstractList<String>) msg.obj;
 535             if (msg.obj != null) {
 536                 Iterator<String> it = requestedUploads.iterator();
 537                 while (it.hasNext()) {
 538                     mService.uploadFile(it.next());
 539                 }
 540             }
 541             Log_OC.d(TAG, "Stopping command after id " + msg.arg1);
 542             mService.stopSelf(msg.arg1);
 543         }
 544     }
 545
 546     /**
 547      * Core upload method: sends the file(s) to upload
 548      *
 549      * @param uploadKey Key to access the upload to perform, contained in
 550      *            mPendingUploads
 551      */
 552     public void uploadFile(String uploadKey) {
 553
 554         synchronized (mPendingUploads) {
 555             mCurrentUpload = mPendingUploads.get(uploadKey);
 556         }
 557
 558         if (mCurrentUpload != null) {
 559
 560             // Detect if the account exists
 561             if (AccountUtils.exists(mCurrentUpload.getAccount(), getApplicationContext())) {
 562                 Log_OC.d(TAG, "Account " + mCurrentUpload.getAccount().name + " exists");
 563
 564                 notifyUploadStart(mCurrentUpload);
 565
 566                 RemoteOperationResult uploadResult = null, grantResult = null;
 567
 568                 try {
 569                     /// prepare client object to send requests to the ownCloud server
 570                     if (mUploadClient == null ||
 571                             !mLastAccount.equals(mCurrentUpload.getAccount())) {
 572                         mLastAccount = mCurrentUpload.getAccount();
 573                         mStorageManager =
 574                                 new FileDataStorageManager(mLastAccount, getContentResolver());
 575                         OwnCloudAccount ocAccount = new OwnCloudAccount(mLastAccount, this);
 576                         mUploadClient = OwnCloudClientManagerFactory.getDefaultSingleton().
 577                                 getClientFor(ocAccount, this);
 578                     }
 579
 580                     /// check the existence of the parent folder for the file to upload
 581                     String remoteParentPath = new File(mCurrentUpload.getRemotePath()).getParent();
 582                     remoteParentPath = remoteParentPath.endsWith(OCFile.PATH_SEPARATOR) ?
 583                             remoteParentPath : remoteParentPath + OCFile.PATH_SEPARATOR;
 584                     grantResult = grantFolderExistence(remoteParentPath);
 585
 586                     /// perform the upload
 587                     if (grantResult.isSuccess()) {
 588                         OCFile parent = mStorageManager.getFileByPath(remoteParentPath);
 589                         mCurrentUpload.getFile().setParentId(parent.getFileId());
 590                         uploadResult = mCurrentUpload.execute(mUploadClient);
 591                         if (uploadResult.isSuccess()) {
 592                             saveUploadedFile();
 593                         }
 594                     } else {
 595                         uploadResult = grantResult;
 596                     }
 597
 598                 } catch (AccountsException e) {
 599                     Log_OC.e(TAG, "Error while trying to get autorization for " +
 600                             mLastAccount.name, e);
 601                     uploadResult = new RemoteOperationResult(e);
 602
 603                 } catch (IOException e) {
 604                     Log_OC.e(TAG, "Error while trying to get autorization for " +
 605                             mLastAccount.name, e);
 606                     uploadResult = new RemoteOperationResult(e);
 607
 608                 } finally {
 609                     synchronized (mPendingUploads) {
 610                         mPendingUploads.remove(uploadKey);
 611                         Log_OC.i(TAG, "Remove CurrentUploadItem from pending upload Item Map.");
 612                     }
 613                     if (uploadResult.isException()) {
 614                         // enforce the creation of a new client object for next uploads;
 615                         // this grant that a new socket will be created in the future if
 616                         // the current exception is due to an abrupt lose of network connection
 617                         mUploadClient = null;
 618                     }
 619                 }
 620
 621                 /// notify result
 622                 notifyUploadResult(uploadResult, mCurrentUpload);
 623                 sendFinalBroadcast(mCurrentUpload, uploadResult);
 624
 625             } else {
 626                 // Cancel the transfer
 627                 Log_OC.d(TAG, "Account " + mCurrentUpload.getAccount().toString() +
 628                         " doesn't exist");
 629                 cancelUploadForAccount(mCurrentUpload.getAccount().name);
 630
 631             }
 632         }
 633
 634     }
 635
 636     /**
 637      * Checks the existence of the folder where the current file will be uploaded both
 638      * in the remote server and in the local database.
 639      *
 640      * If the upload is set to enforce the creation of the folder, the method tries to
 641      * create it both remote and locally.
 642      *
 643      *  @param  pathToGrant     Full remote path whose existence will be granted.
 644      *  @return  An {@link OCFile} instance corresponding to the folder where the file
 645      *  will be uploaded.
 646      */
 647     private RemoteOperationResult grantFolderExistence(String pathToGrant) {
 648         RemoteOperation operation = new ExistenceCheckRemoteOperation(pathToGrant, this, false);
 649         RemoteOperationResult result = operation.execute(mUploadClient);
 650         if (!result.isSuccess() && result.getCode() == ResultCode.FILE_NOT_FOUND &&
 651                 mCurrentUpload.isRemoteFolderToBeCreated()) {
 652             SyncOperation syncOp = new CreateFolderOperation( pathToGrant, true);
 653             result = syncOp.execute(mUploadClient, mStorageManager);
 654         }
 655         if (result.isSuccess()) {
 656             OCFile parentDir = mStorageManager.getFileByPath(pathToGrant);
 657             if (parentDir == null) {
 658                 parentDir = createLocalFolder(pathToGrant);
 659             }
 660             if (parentDir != null) {
 661                 result = new RemoteOperationResult(ResultCode.OK);
 662             } else {
 663                 result = new RemoteOperationResult(ResultCode.UNKNOWN_ERROR);
 664             }
 665         }
 666         return result;
 667     }
 668
 669
 670     private OCFile createLocalFolder(String remotePath) {
 671         String parentPath = new File(remotePath).getParent();
 672         parentPath = parentPath.endsWith(OCFile.PATH_SEPARATOR) ?
 673                 parentPath : parentPath + OCFile.PATH_SEPARATOR;
 674         OCFile parent = mStorageManager.getFileByPath(parentPath);
 675         if (parent == null) {
 676             parent = createLocalFolder(parentPath);
 677         }
 678         if (parent != null) {
 679             OCFile createdFolder = new OCFile(remotePath);
 680             createdFolder.setMimetype("DIR");
 681             createdFolder.setParentId(parent.getFileId());
 682             mStorageManager.saveFile(createdFolder);
 683             return createdFolder;
 684         }
 685         return null;
 686     }
 687
 688
 689     /**
 690      * Saves a OC File after a successful upload.
 691      *
 692      * A PROPFIND is necessary to keep the props in the local database
 693      * synchronized with the server, specially the modification time and Etag
 694      * (where available)
 695      *
 696      * TODO refactor this ugly thing
 697      */
 698     private void saveUploadedFile() {
 699         OCFile file = mCurrentUpload.getFile();
 700         if (file.fileExists()) {
 701             file = mStorageManager.getFileById(file.getFileId());
 702         }
 703         long syncDate = System.currentTimeMillis();
 704         file.setLastSyncDateForData(syncDate);
 705
 706         // new PROPFIND to keep data consistent with server
 707         // in theory, should return the same we already have
 708         ReadRemoteFileOperation operation =
 709                 new ReadRemoteFileOperation(mCurrentUpload.getRemotePath());
 710         RemoteOperationResult result = operation.execute(mUploadClient);
 711         if (result.isSuccess()) {
 712             updateOCFile(file, (RemoteFile) result.getData().get(0));
 713             file.setLastSyncDateForProperties(syncDate);
 714         }
 715
 716         // / maybe this would be better as part of UploadFileOperation... or
 717         // maybe all this method
 718         if (mCurrentUpload.wasRenamed()) {
 719             OCFile oldFile = mCurrentUpload.getOldFile();
 720             if (oldFile.fileExists()) {
 721                 oldFile.setStoragePath(null);
 722                 mStorageManager.saveFile(oldFile);
 723
 724             } // else: it was just an automatic renaming due to a name
 725             // coincidence; nothing else is needed, the storagePath is right
 726             // in the instance returned by mCurrentUpload.getFile()
 727         }
 728         file.setNeedsUpdateThumbnail(true);
 729         mStorageManager.saveFile(file);
 730     }
 731
 732     private void updateOCFile(OCFile file, RemoteFile remoteFile) {
 733         file.setCreationTimestamp(remoteFile.getCreationTimestamp());
 734         file.setFileLength(remoteFile.getLength());
 735         file.setMimetype(remoteFile.getMimeType());
 736         file.setModificationTimestamp(remoteFile.getModifiedTimestamp());
 737         file.setModificationTimestampAtLastSyncForData(remoteFile.getModifiedTimestamp());
 738         // file.setEtag(remoteFile.getEtag());    // TODO Etag, where available
 739         file.setRemoteId(remoteFile.getRemoteId());
 740     }
 741
 742     private OCFile obtainNewOCFileToUpload(String remotePath, String localPath, String mimeType,
 743                                            FileDataStorageManager storageManager) {
 744
 745         // MIME type
 746         if (mimeType == null || mimeType.length() <= 0) {
 747             try {
 748                 mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(
 749                         remotePath.substring(remotePath.lastIndexOf('.') + 1));
 750             } catch (IndexOutOfBoundsException e) {
 751                 Log_OC.e(TAG, "Trying to find out MIME type of a file without extension: " +
 752                         remotePath);
 753             }
 754         }
 755         if (mimeType == null) {
 756             mimeType = "application/octet-stream";
 757         }
 758
 759         if (isPdfFileFromContentProviderWithoutExtension(localPath, mimeType)){
 760             remotePath += FILE_EXTENSION_PDF;
 761         }
 762
 763         OCFile newFile = new OCFile(remotePath);
 764         newFile.setStoragePath(localPath);
 765         newFile.setLastSyncDateForProperties(0);
 766         newFile.setLastSyncDateForData(0);
 767
 768         // size
 769         if (localPath != null && localPath.length() > 0) {
 770             File localFile = new File(localPath);
 771             newFile.setFileLength(localFile.length());
 772             newFile.setLastSyncDateForData(localFile.lastModified());
 773         } // don't worry about not assigning size, the problems with localPath
 774         // are checked when the UploadFileOperation instance is created
 775
 776
 777         newFile.setMimetype(mimeType);
 778
 779         return newFile;
 780     }
 781
 782     /**
 783      * Creates a status notification to show the upload progress
 784      *
 785      * @param upload Upload operation starting.
 786      */
 787     private void notifyUploadStart(UploadFileOperation upload) {
 788         // / create status notification with a progress bar
 789         mLastPercent = 0;
 790         mNotificationBuilder =
 791                 NotificationBuilderWithProgressBar.newNotificationBuilderWithProgressBar(this);
 792         mNotificationBuilder
 793                 .setOngoing(true)
 794                 .setSmallIcon(R.drawable.notification_icon)
 795                 .setTicker(getString(R.string.uploader_upload_in_progress_ticker))
 796                 .setContentTitle(getString(R.string.uploader_upload_in_progress_ticker))
 797                 .setProgress(100, 0, false)
 798                 .setContentText(
 799                         String.format(getString(R.string.uploader_upload_in_progress_content), 0, upload.getFileName()));
 800
 801         /// includes a pending intent in the notification showing the details view of the file
 802         Intent showDetailsIntent = new Intent(this, FileDisplayActivity.class);
 803         showDetailsIntent.putExtra(FileActivity.EXTRA_FILE, upload.getFile());
 804         showDetailsIntent.putExtra(FileActivity.EXTRA_ACCOUNT, upload.getAccount());
 805         showDetailsIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
 806         mNotificationBuilder.setContentIntent(PendingIntent.getActivity(
 807                 this, (int) System.currentTimeMillis(), showDetailsIntent, 0
 808         ));
 809
 810         mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotificationBuilder.build());
 811     }
 812
 813     /**
 814      * Callback method to update the progress bar in the status notification
 815      */
 816     @Override
 817     public void onTransferProgress(long progressRate, long totalTransferredSoFar,
 818                                    long totalToTransfer, String filePath) {
 819         int percent = (int) (100.0 * ((double) totalTransferredSoFar) / ((double) totalToTransfer));
 820         if (percent != mLastPercent) {
 821             mNotificationBuilder.setProgress(100, percent, false);
 822             String fileName = filePath.substring(
 823                     filePath.lastIndexOf(FileUtils.PATH_SEPARATOR) + 1);
 824             String text = String.format(getString(R.string.uploader_upload_in_progress_content), percent, fileName);
 825             mNotificationBuilder.setContentText(text);
 826             mNotificationManager.notify(R.string.uploader_upload_in_progress_ticker, mNotificationBuilder.build());
 827         }
 828         mLastPercent = percent;
 829     }
 830
 831     /**
 832      * Updates the status notification with the result of an upload operation.
 833      *
 834      * @param uploadResult Result of the upload operation.
 835      * @param upload Finished upload operation
 836      */
 837     private void notifyUploadResult(
 838             RemoteOperationResult uploadResult, UploadFileOperation upload) {
 839         Log_OC.d(TAG, "NotifyUploadResult with resultCode: " + uploadResult.getCode());
 840         // / cancelled operation or success -> silent removal of progress notification
 841         mNotificationManager.cancel(R.string.uploader_upload_in_progress_ticker);
 842
 843         // Show the result: success or fail notification
 844         if (!uploadResult.isCancelled()) {
 845             int tickerId = (uploadResult.isSuccess()) ? R.string.uploader_upload_succeeded_ticker :
 846                     R.string.uploader_upload_failed_ticker;
 847
 848             String content = null;
 849
 850             // check credentials error
 851             boolean needsToUpdateCredentials = (
 852                     uploadResult.getCode() == ResultCode.UNAUTHORIZED ||
 853                             uploadResult.isIdPRedirection()
 854             );
 855             tickerId = (needsToUpdateCredentials) ?
 856                     R.string.uploader_upload_failed_credentials_error : tickerId;
 857
 858             mNotificationBuilder
 859                     .setTicker(getString(tickerId))
 860                     .setContentTitle(getString(tickerId))
 861                     .setAutoCancel(true)
 862                     .setOngoing(false)
 863                     .setProgress(0, 0, false);
 864
 865             content =  ErrorMessageAdapter.getErrorCauseMessage(
 866                     uploadResult, upload, getResources()
 867             );
 868
 869             if (needsToUpdateCredentials) {
 870                 // let the user update credentials with one click
 871                 Intent updateAccountCredentials = new Intent(this, AuthenticatorActivity.class);
 872                 updateAccountCredentials.putExtra(
 873                         AuthenticatorActivity.EXTRA_ACCOUNT, upload.getAccount()
 874                 );
 875                 updateAccountCredentials.putExtra(
 876                         AuthenticatorActivity.EXTRA_ACTION,
 877                         AuthenticatorActivity.ACTION_UPDATE_EXPIRED_TOKEN
 878                 );
 879                 updateAccountCredentials.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
 880                 updateAccountCredentials.addFlags(Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
 881                 updateAccountCredentials.addFlags(Intent.FLAG_FROM_BACKGROUND);
 882                 mNotificationBuilder.setContentIntent(PendingIntent.getActivity(
 883                         this,
 884                         (int) System.currentTimeMillis(),
 885                         updateAccountCredentials,
 886                         PendingIntent.FLAG_ONE_SHOT
 887                 ));
 888
 889                 mUploadClient = null;
 890                 // grant that future retries on the same account will get the fresh credentials
 891             } else {
 892                 mNotificationBuilder.setContentText(content);
 893
 894                 if (upload.isInstant()) {
 895                     DbHandler db = null;
 896                     try {
 897                         db = new DbHandler(this.getBaseContext());
 898                         String message = uploadResult.getLogMessage() + " errorCode: " +
 899                                 uploadResult.getCode();
 900                         Log_OC.e(TAG, message + " Http-Code: " + uploadResult.getHttpCode());
 901                         if (uploadResult.getCode() == ResultCode.QUOTA_EXCEEDED) {
 902                             //message = getString(R.string.failed_upload_quota_exceeded_text);
 903                             if (db.updateFileState(
 904                                     upload.getOriginalStoragePath(),
 905                                     DbHandler.UPLOAD_STATUS_UPLOAD_FAILED,
 906                                     message) == 0) {
 907                                 db.putFileForLater(
 908                                         upload.getOriginalStoragePath(),
 909                                         upload.getAccount().name,
 910                                         message
 911                                 );
 912                             }
 913                         }
 914                     } finally {
 915                         if (db != null) {
 916                             db.close();
 917                         }
 918                     }
 919                 }
 920             }
 921
 922             mNotificationBuilder.setContentText(content);
 923             mNotificationManager.notify(tickerId, mNotificationBuilder.build());
 924
 925             if (uploadResult.isSuccess()) {
 926
 927                 DbHandler db = new DbHandler(this.getBaseContext());
 928                 db.removeIUPendingFile(mCurrentUpload.getOriginalStoragePath());
 929                 db.close();
 930
 931                 // remove success notification, with a delay of 2 seconds
 932                 NotificationDelayer.cancelWithDelay(
 933                         mNotificationManager,
 934                         R.string.uploader_upload_succeeded_ticker,
 935                         2000);
 936
 937             }
 938         }
 939     }
 940
 941     /**
 942      * Sends a broadcast in order to the interested activities can update their
 943      * view
 944      *
 945      * @param upload Finished upload operation
 946      * @param uploadResult Result of the upload operation
 947      */
 948     private void sendFinalBroadcast(UploadFileOperation upload, RemoteOperationResult uploadResult) {
 949         Intent end = new Intent(getUploadFinishMessage());
 950         end.putExtra(EXTRA_REMOTE_PATH, upload.getRemotePath()); // real remote
 951         // path, after
 952         // possible
 953         // automatic
 954         // renaming
 955         if (upload.wasRenamed()) {
 956             end.putExtra(EXTRA_OLD_REMOTE_PATH, upload.getOldFile().getRemotePath());
 957         }
 958         end.putExtra(EXTRA_OLD_FILE_PATH, upload.getOriginalStoragePath());
 959         end.putExtra(ACCOUNT_NAME, upload.getAccount().name);
 960         end.putExtra(EXTRA_UPLOAD_RESULT, uploadResult.isSuccess());
 961         sendStickyBroadcast(end);
 962     }
 963
 964     /**
 965      * Checks if content provider, using the content:// scheme, returns a file with mime-type
 966      * 'application/pdf' but file has not extension
 967      * @param localPath
 968      * @param mimeType
 969      * @return true if is needed to add the pdf file extension to the file
 970      */
 971     private boolean isPdfFileFromContentProviderWithoutExtension(String localPath,
 972                                                                  String mimeType) {
 973         return localPath.startsWith(UriUtils.URI_CONTENT_SCHEME) &&
 974                 mimeType.equals(MIME_TYPE_PDF) &&
 975                 !localPath.endsWith(FILE_EXTENSION_PDF);
 976     }
 977
 978     /**
 979      * Remove uploads of an account
 980      * @param accountName
 981      */
 982     private void cancelUploadForAccount(String accountName){
 983         // this can be slow if there are many uploads :(
 984         Iterator<String> it = mPendingUploads.keySet().iterator();
 985         Log_OC.d(TAG, "Number of pending updloads= "  + mPendingUploads.size());
 986         while (it.hasNext()) {
 987             String key = it.next();
 988             Log_OC.d(TAG, "mPendingUploads CANCELLED " + key);
 989             if (key.startsWith(accountName)) {
 990                 synchronized (mPendingUploads) {
 991                     mPendingUploads.remove(key);
 992                 }
 993             }
 994         }
 995     }
 996 }