src/com/owncloud/android/services/OperationsService.java

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   Copyright (C) 2015 ownCloud Inc.
   5  *
   6  *   This program is free software: you can redistribute it and/or modify
   7  *   it under the terms of the GNU General Public License version 2,
   8  *   as published by the Free Software Foundation.
   9  *
  10  *   This program is distributed in the hope that it will be useful,
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *   GNU General Public License for more details.
  14  *
  15  *   You should have received a copy of the GNU General Public License
  16  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  *
  18  */
  19
  20 package com.owncloud.android.services;
  21
  22 import android.accounts.Account;
  23 import android.accounts.AccountsException;
  24 import android.accounts.AuthenticatorException;
  25 import android.accounts.OperationCanceledException;
  26 import android.app.Service;
  27 import android.content.Intent;
  28 import android.net.Uri;
  29 import android.os.Binder;
  30 import android.os.Handler;
  31 import android.os.HandlerThread;
  32 import android.os.IBinder;
  33 import android.os.Looper;
  34 import android.os.Message;
  35 import android.os.Process;
  36 import android.util.Pair;
  37
  38 import com.owncloud.android.MainApp;
  39 import com.owncloud.android.R;
  40 import com.owncloud.android.datamodel.FileDataStorageManager;
  41 import com.owncloud.android.datamodel.OCFile;
  42 import com.owncloud.android.lib.common.OwnCloudAccount;
  43 import com.owncloud.android.lib.common.OwnCloudClient;
  44 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  45 import com.owncloud.android.lib.common.OwnCloudCredentials;
  46 import com.owncloud.android.lib.common.OwnCloudCredentialsFactory;
  47 import com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException;
  48 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;
  49 import com.owncloud.android.lib.common.operations.RemoteOperation;
  50 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  51 import com.owncloud.android.lib.common.utils.Log_OC;
  52 import com.owncloud.android.lib.resources.shares.ShareType;
  53 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  54 import com.owncloud.android.lib.resources.users.GetRemoteUserNameOperation;
  55 import com.owncloud.android.operations.CopyFileOperation;
  56 import com.owncloud.android.operations.CreateFolderOperation;
  57 import com.owncloud.android.operations.CreateShareViaLinkOperation;
  58 import com.owncloud.android.operations.CreateShareWithShareeOperation;
  59 import com.owncloud.android.operations.GetServerInfoOperation;
  60 import com.owncloud.android.operations.MoveFileOperation;
  61 import com.owncloud.android.operations.OAuth2GetAccessToken;
  62 import com.owncloud.android.operations.RemoveFileOperation;
  63 import com.owncloud.android.operations.RenameFileOperation;
  64 import com.owncloud.android.operations.SynchronizeFileOperation;
  65 import com.owncloud.android.operations.SynchronizeFolderOperation;
  66 import com.owncloud.android.operations.UnshareOperation;
  67 import com.owncloud.android.operations.UpdateShareViaLinkOperation;
  68 import com.owncloud.android.operations.common.SyncOperation;
  69
  70 import java.io.IOException;
  71 import java.util.Calendar;
  72 import java.util.Iterator;
  73 import java.util.concurrent.ConcurrentHashMap;
  74 import java.util.concurrent.ConcurrentLinkedQueue;
  75 import java.util.concurrent.ConcurrentMap;
  76
  77 public class OperationsService extends Service {
  78
  79     private static final String TAG = OperationsService.class.getSimpleName();
  80
  81     public static final String EXTRA_ACCOUNT = "ACCOUNT";
  82     public static final String EXTRA_SERVER_URL = "SERVER_URL";
  83     public static final String EXTRA_OAUTH2_QUERY_PARAMETERS = "OAUTH2_QUERY_PARAMETERS";
  84     public static final String EXTRA_REMOTE_PATH = "REMOTE_PATH";
  85     public static final String EXTRA_SEND_INTENT = "SEND_INTENT";
  86     public static final String EXTRA_NEWNAME = "NEWNAME";
  87     public static final String EXTRA_REMOVE_ONLY_LOCAL = "REMOVE_LOCAL_COPY";
  88     public static final String EXTRA_CREATE_FULL_PATH = "CREATE_FULL_PATH";
  89     public static final String EXTRA_SYNC_FILE_CONTENTS = "SYNC_FILE_CONTENTS";
  90     public static final String EXTRA_RESULT = "RESULT";
  91     public static final String EXTRA_NEW_PARENT_PATH = "NEW_PARENT_PATH";
  92     public static final String EXTRA_FILE = "FILE";
  93     public static final String EXTRA_SHARE_PASSWORD = "SHARE_PASSWORD";
  94     public static final String EXTRA_SHARE_TYPE = "SHARE_TYPE";
  95     public static final String EXTRA_SHARE_WITH = "SHARE_WITH";
  96     public static final String EXTRA_SHARE_EXPIRATION_DATE_IN_MILLIS = "SHARE_EXPIRATION_YEAR";
  97     public static final String EXTRA_SHARE_EXPIRATION_MONTH_OF_YEAR = "SHARE_EXPIRATION_MONTH_OF_YEAR";
  98     public static final String EXTRA_SHARE_EXPIRATION_DAY_OF_MONTH = "SHARE_EXPIRATION_DAY_OF_MONTH";
  99
 100     public static final String EXTRA_COOKIE = "COOKIE";
 101
 102     public static final String ACTION_CREATE_SHARE_VIA_LINK = "CREATE_SHARE_VIA_LINK";
 103     public static final String ACTION_CREATE_SHARE_WITH_SHAREE = "CREATE_SHARE_WITH_SHAREE";
 104     public static final String ACTION_UNSHARE = "UNSHARE";
 105     public static final String ACTION_UPDATE_SHARE = "UPDATE_SHARE";
 106     public static final String ACTION_GET_SERVER_INFO = "GET_SERVER_INFO";
 107     public static final String ACTION_OAUTH2_GET_ACCESS_TOKEN = "OAUTH2_GET_ACCESS_TOKEN";
 108     public static final String ACTION_GET_USER_NAME = "GET_USER_NAME";
 109     public static final String ACTION_RENAME = "RENAME";
 110     public static final String ACTION_REMOVE = "REMOVE";
 111     public static final String ACTION_CREATE_FOLDER = "CREATE_FOLDER";
 112     public static final String ACTION_SYNC_FILE = "SYNC_FILE";
 113     public static final String ACTION_SYNC_FOLDER = "SYNC_FOLDER";
 114     public static final String ACTION_MOVE_FILE = "MOVE_FILE";
 115     public static final String ACTION_COPY_FILE = "COPY_FILE";
 116
 117     public static final String ACTION_OPERATION_ADDED = OperationsService.class.getName() +
 118             ".OPERATION_ADDED";
 119     public static final String ACTION_OPERATION_FINISHED = OperationsService.class.getName() +
 120             ".OPERATION_FINISHED";
 121
 122
 123     private ConcurrentMap<Integer, Pair<RemoteOperation, RemoteOperationResult>>
 124             mUndispatchedFinishedOperations =
 125             new ConcurrentHashMap<Integer, Pair<RemoteOperation, RemoteOperationResult>>();
 126
 127     private static class Target {
 128         public Uri mServerUrl = null;
 129         public Account mAccount = null;
 130         public String mCookie = null;
 131
 132         public Target(Account account, Uri serverUrl, String cookie) {
 133             mAccount = account;
 134             mServerUrl = serverUrl;
 135             mCookie = cookie;
 136         }
 137     }
 138
 139     private ServiceHandler mOperationsHandler;
 140     private OperationsServiceBinder mOperationsBinder;
 141
 142     private SyncFolderHandler mSyncFolderHandler;
 143
 144     /**
 145      * Service initialization
 146      */
 147     @Override
 148     public void onCreate() {
 149         super.onCreate();
 150         Log_OC.d(TAG, "Creating service");
 151
 152         /// First worker thread for most of operations
 153         HandlerThread thread = new HandlerThread("Operations thread",
 154                 Process.THREAD_PRIORITY_BACKGROUND);
 155         thread.start();
 156         mOperationsHandler = new ServiceHandler(thread.getLooper(), this);
 157         mOperationsBinder = new OperationsServiceBinder(mOperationsHandler);
 158
 159         /// Separated worker thread for download of folders (WIP)
 160         thread = new HandlerThread("Syncfolder thread", Process.THREAD_PRIORITY_BACKGROUND);
 161         thread.start();
 162         mSyncFolderHandler = new SyncFolderHandler(thread.getLooper(), this);
 163     }
 164
 165
 166     /**
 167      * Entry point to add a new operation to the queue of operations.
 168      * <p/>
 169      * New operations are added calling to startService(), resulting in a call to this method.
 170      * This ensures the service will keep on working although the caller activity goes away.
 171      */
 172     @Override
 173     public int onStartCommand(Intent intent, int flags, int startId) {
 174         Log_OC.d(TAG, "Starting command with id " + startId);
 175
 176         // WIP: for the moment, only SYNC_FOLDER is expected here;
 177         // the rest of the operations are requested through the Binder
 178         if (ACTION_SYNC_FOLDER.equals(intent.getAction())) {
 179
 180             if (!intent.hasExtra(EXTRA_ACCOUNT) || !intent.hasExtra(EXTRA_REMOTE_PATH)) {
 181                 Log_OC.e(TAG, "Not enough information provided in intent");
 182                 return START_NOT_STICKY;
 183             }
 184             Account account = intent.getParcelableExtra(EXTRA_ACCOUNT);
 185             String remotePath = intent.getStringExtra(EXTRA_REMOTE_PATH);
 186
 187             Pair<Account, String> itemSyncKey =  new Pair<Account , String>(account, remotePath);
 188
 189             Pair<Target, RemoteOperation> itemToQueue = newOperation(intent);
 190             if (itemToQueue != null) {
 191                 mSyncFolderHandler.add(account, remotePath,
 192                         (SynchronizeFolderOperation)itemToQueue.second);
 193                 Message msg = mSyncFolderHandler.obtainMessage();
 194                 msg.arg1 = startId;
 195                 msg.obj = itemSyncKey;
 196                 mSyncFolderHandler.sendMessage(msg);
 197             }
 198
 199         } else {
 200             Message msg = mOperationsHandler.obtainMessage();
 201             msg.arg1 = startId;
 202             mOperationsHandler.sendMessage(msg);
 203         }
 204
 205         return START_NOT_STICKY;
 206     }
 207
 208     @Override
 209     public void onDestroy() {
 210         Log_OC.v(TAG, "Destroying service" );
 211         // Saving cookies
 212         try {
 213             OwnCloudClientManagerFactory.getDefaultSingleton().
 214                     saveAllClients(this, MainApp.getAccountType());
 215
 216             // TODO - get rid of these exceptions
 217         } catch (AccountNotFoundException e) {
 218             e.printStackTrace();
 219         } catch (AuthenticatorException e) {
 220             e.printStackTrace();
 221         } catch (OperationCanceledException e) {
 222             e.printStackTrace();
 223         } catch (IOException e) {
 224             e.printStackTrace();
 225         }
 226
 227         mUndispatchedFinishedOperations.clear();
 228
 229         mOperationsBinder = null;
 230
 231         mOperationsHandler.getLooper().quit();
 232         mOperationsHandler = null;
 233
 234         mSyncFolderHandler.getLooper().quit();
 235         mSyncFolderHandler = null;
 236
 237         super.onDestroy();
 238     }
 239
 240     /**
 241      * Provides a binder object that clients can use to perform actions on the queue of operations,
 242      * except the addition of new operations.
 243      */
 244     @Override
 245     public IBinder onBind(Intent intent) {
 246         return mOperationsBinder;
 247     }
 248
 249
 250     /**
 251      * Called when ALL the bound clients were unbound.
 252      */
 253     @Override
 254     public boolean onUnbind(Intent intent) {
 255         mOperationsBinder.clearListeners();
 256         return false;   // not accepting rebinding (default behaviour)
 257     }
 258
 259
 260     /**
 261      * Binder to let client components to perform actions on the queue of operations.
 262      * <p/>
 263      * It provides by itself the available operations.
 264      */
 265     public class OperationsServiceBinder extends Binder /* implements OnRemoteOperationListener */ {
 266
 267         /**
 268          * Map of listeners that will be reported about the end of operations from a
 269          * {@link OperationsServiceBinder} instance
 270          */
 271         private final ConcurrentMap<OnRemoteOperationListener, Handler> mBoundListeners =
 272                 new ConcurrentHashMap<OnRemoteOperationListener, Handler>();
 273
 274         private ServiceHandler mServiceHandler = null;
 275
 276         public OperationsServiceBinder(ServiceHandler serviceHandler) {
 277             mServiceHandler = serviceHandler;
 278         }
 279
 280
 281         /**
 282          * Cancels a pending or current synchronization.
 283          *
 284          * @param account       ownCloud account where the remote folder is stored.
 285          * @param file          A folder in the queue of pending synchronizations
 286          */
 287         public void cancel(Account account, OCFile file) {
 288             mSyncFolderHandler.cancel(account, file);
 289         }
 290
 291
 292         public void clearListeners() {
 293
 294             mBoundListeners.clear();
 295         }
 296
 297
 298         /**
 299          * Adds a listener interested in being reported about the end of operations.
 300          *
 301          * @param listener          Object to notify about the end of operations.
 302          * @param callbackHandler   {@link Handler} to access the listener without
 303          *                                         breaking Android threading protection.
 304          */
 305         public void addOperationListener (OnRemoteOperationListener listener,
 306                                           Handler callbackHandler) {
 307             synchronized (mBoundListeners) {
 308                 mBoundListeners.put(listener, callbackHandler);
 309             }
 310         }
 311
 312
 313         /**
 314          * Removes a listener from the list of objects interested in the being reported about
 315          * the end of operations.
 316          *
 317          * @param listener      Object to notify about progress of transfer.
 318          */
 319         public void removeOperationListener(OnRemoteOperationListener listener) {
 320             synchronized (mBoundListeners) {
 321                 mBoundListeners.remove(listener);
 322             }
 323         }
 324
 325
 326         /**
 327          * TODO - IMPORTANT: update implementation when more operations are moved into the service
 328          *
 329          * @return  'True' when an operation that enforces the user to wait for completion is
 330          *          in process.
 331          */
 332         public boolean isPerformingBlockingOperation() {
 333             return (!mServiceHandler.mPendingOperations.isEmpty());
 334         }
 335
 336
 337         /**
 338          * Creates and adds to the queue a new operation, as described by operationIntent.
 339          *
 340          * Calls startService to make the operation is processed by the ServiceHandler.
 341          *
 342          * @param operationIntent       Intent describing a new operation to queue and execute.
 343          * @return                      Identifier of the operation created, or null if failed.
 344          */
 345         public long queueNewOperation(Intent operationIntent) {
 346             Pair<Target, RemoteOperation> itemToQueue = newOperation(operationIntent);
 347             if (itemToQueue != null) {
 348                 mServiceHandler.mPendingOperations.add(itemToQueue);
 349                 startService(new Intent(OperationsService.this, OperationsService.class));
 350                 return itemToQueue.second.hashCode();
 351
 352             } else {
 353                 return Long.MAX_VALUE;
 354             }
 355         }
 356
 357
 358         public boolean dispatchResultIfFinished(int operationId,
 359                                                 OnRemoteOperationListener listener) {
 360             Pair<RemoteOperation, RemoteOperationResult> undispatched =
 361                     mUndispatchedFinishedOperations.remove(operationId);
 362             if (undispatched != null) {
 363                 listener.onRemoteOperationFinish(undispatched.first, undispatched.second);
 364                 return true;
 365                 //Log_OC.wtf(TAG, "Sending callback later");
 366             } else {
 367                 return (!mServiceHandler.mPendingOperations.isEmpty());
 368             }
 369         }
 370
 371
 372         /**
 373          * Returns True when the file described by 'file' in the ownCloud account 'account' is
 374          * downloading or waiting to download.
 375          *
 376          * If 'file' is a directory, returns 'true' if some of its descendant files is downloading
 377          * or waiting to download.
 378          *
 379          * @param account       ownCloud account where the remote file is stored.
 380          * @param remotePath    Path of the folder to check if something is synchronizing
 381          *                      / downloading / uploading inside.
 382          */
 383         public boolean isSynchronizing(Account account, String remotePath) {
 384             return mSyncFolderHandler.isSynchronizing(account, remotePath);
 385         }
 386
 387     }
 388
 389
 390     /**
 391      * Operations worker. Performs the pending operations in the order they were requested.
 392      *
 393      * Created with the Looper of a new thread, started in {@link OperationsService#onCreate()}.
 394      */
 395     private static class ServiceHandler extends Handler {
 396         // don't make it a final class, and don't remove the static ; lint will warn about a p
 397         // ossible memory leak
 398
 399
 400         OperationsService mService;
 401
 402
 403         private ConcurrentLinkedQueue<Pair<Target, RemoteOperation>> mPendingOperations =
 404                 new ConcurrentLinkedQueue<Pair<Target, RemoteOperation>>();
 405         private RemoteOperation mCurrentOperation = null;
 406         private Target mLastTarget = null;
 407         private OwnCloudClient mOwnCloudClient = null;
 408         private FileDataStorageManager mStorageManager;
 409
 410
 411         public ServiceHandler(Looper looper, OperationsService service) {
 412             super(looper);
 413             if (service == null) {
 414                 throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
 415             }
 416             mService = service;
 417         }
 418
 419         @Override
 420         public void handleMessage(Message msg) {
 421             nextOperation();
 422             Log_OC.d(TAG, "Stopping after command with id " + msg.arg1);
 423             mService.stopSelf(msg.arg1);
 424         }
 425
 426
 427         /**
 428          * Performs the next operation in the queue
 429          */
 430         private void nextOperation() {
 431
 432             //Log_OC.wtf(TAG, "nextOperation init" );
 433
 434             Pair<Target, RemoteOperation> next = null;
 435             synchronized(mPendingOperations) {
 436                 next = mPendingOperations.peek();
 437             }
 438
 439             if (next != null) {
 440
 441                 mCurrentOperation = next.second;
 442                 RemoteOperationResult result = null;
 443                 try {
 444                     /// prepare client object to send the request to the ownCloud server
 445                     if (mLastTarget == null || !mLastTarget.equals(next.first)) {
 446                         mLastTarget = next.first;
 447                         if (mLastTarget.mAccount != null) {
 448                             OwnCloudAccount ocAccount = new OwnCloudAccount(mLastTarget.mAccount,
 449                                     mService);
 450                             mOwnCloudClient = OwnCloudClientManagerFactory.getDefaultSingleton().
 451                                     getClientFor(ocAccount, mService);
 452
 453                             OwnCloudVersion version = com.owncloud.android.authentication.AccountUtils.getServerVersion(
 454                                     mLastTarget.mAccount
 455                             );
 456                             mOwnCloudClient.setOwnCloudVersion(version);
 457
 458                             mStorageManager = new FileDataStorageManager(
 459                                     mLastTarget.mAccount,
 460                                     mService.getContentResolver()
 461                             );
 462                         } else {
 463                             OwnCloudCredentials credentials = null;
 464                             if (mLastTarget.mCookie != null &&
 465                                     mLastTarget.mCookie.length() > 0) {
 466                                 // just used for GetUserName
 467                                 // TODO refactor to run GetUserName as AsyncTask in the context of
 468                                 // AuthenticatorActivity
 469                                 credentials = OwnCloudCredentialsFactory.newSamlSsoCredentials(
 470                                         null,                   // unknown
 471                                         mLastTarget.mCookie);   // SAML SSO
 472                             }
 473                             OwnCloudAccount ocAccount = new OwnCloudAccount(
 474                                     mLastTarget.mServerUrl, credentials);
 475                             mOwnCloudClient = OwnCloudClientManagerFactory.getDefaultSingleton().
 476                                     getClientFor(ocAccount, mService);
 477                             mStorageManager = null;
 478                         }
 479                     }
 480
 481                     /// perform the operation
 482                     if (mCurrentOperation instanceof SyncOperation) {
 483                         result = ((SyncOperation)mCurrentOperation).execute(mOwnCloudClient,
 484                                 mStorageManager);
 485                     } else {
 486                         result = mCurrentOperation.execute(mOwnCloudClient);
 487                     }
 488
 489                 } catch (AccountsException e) {
 490                     if (mLastTarget.mAccount == null) {
 491                         Log_OC.e(TAG, "Error while trying to get authorization for a NULL account",
 492                                 e);
 493                     } else {
 494                         Log_OC.e(TAG, "Error while trying to get authorization for " +
 495                                 mLastTarget.mAccount.name, e);
 496                     }
 497                     result = new RemoteOperationResult(e);
 498
 499                 } catch (IOException e) {
 500                     if (mLastTarget.mAccount == null) {
 501                         Log_OC.e(TAG, "Error while trying to get authorization for a NULL account",
 502                                 e);
 503                     } else {
 504                         Log_OC.e(TAG, "Error while trying to get authorization for " +
 505                                 mLastTarget.mAccount.name, e);
 506                     }
 507                     result = new RemoteOperationResult(e);
 508                 } catch (Exception e) {
 509                     if (mLastTarget.mAccount == null) {
 510                         Log_OC.e(TAG, "Unexpected error for a NULL account", e);
 511                     } else {
 512                         Log_OC.e(TAG, "Unexpected error for " + mLastTarget.mAccount.name, e);
 513                     }
 514                     result = new RemoteOperationResult(e);
 515
 516                 } finally {
 517                     synchronized(mPendingOperations) {
 518                         mPendingOperations.poll();
 519                     }
 520                 }
 521
 522                 //sendBroadcastOperationFinished(mLastTarget, mCurrentOperation, result);
 523                 mService.dispatchResultToOperationListeners(mCurrentOperation, result);
 524             }
 525         }
 526
 527
 528
 529     }
 530
 531
 532     /**
 533      * Creates a new operation, as described by operationIntent.
 534      *
 535      * TODO - move to ServiceHandler (probably)
 536      *
 537      * @param operationIntent       Intent describing a new operation to queue and execute.
 538      * @return                      Pair with the new operation object and the information about its
 539      *                              target server.
 540      */
 541     private Pair<Target , RemoteOperation> newOperation(Intent operationIntent) {
 542         RemoteOperation operation = null;
 543         Target target = null;
 544         try {
 545             if (!operationIntent.hasExtra(EXTRA_ACCOUNT) &&
 546                     !operationIntent.hasExtra(EXTRA_SERVER_URL)) {
 547                 Log_OC.e(TAG, "Not enough information provided in intent");
 548
 549             } else {
 550                 Account account = operationIntent.getParcelableExtra(EXTRA_ACCOUNT);
 551                 String serverUrl = operationIntent.getStringExtra(EXTRA_SERVER_URL);
 552                 String cookie = operationIntent.getStringExtra(EXTRA_COOKIE);
 553                 target = new Target(
 554                         account,
 555                         (serverUrl == null) ? null : Uri.parse(serverUrl),
 556                         cookie
 557                 );
 558
 559                 String action = operationIntent.getAction();
 560                 if (action.equals(ACTION_CREATE_SHARE_VIA_LINK)) {  // Create public share via link
 561                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 562                     String password = operationIntent.getStringExtra(EXTRA_SHARE_PASSWORD);
 563                     Intent sendIntent = operationIntent.getParcelableExtra(EXTRA_SEND_INTENT);
 564                     if (remotePath.length() > 0) {
 565                         operation = new CreateShareViaLinkOperation(
 566                                 remotePath,
 567                                 password,
 568                                 sendIntent
 569                         );
 570                     }
 571
 572                 } else if (ACTION_UPDATE_SHARE.equals(action)) {
 573                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 574                     if (remotePath.length() > 0) {
 575                         operation = new UpdateShareViaLinkOperation(remotePath);
 576
 577                         String password = operationIntent.getStringExtra(EXTRA_SHARE_PASSWORD);
 578                         ((UpdateShareViaLinkOperation)operation).setPassword(password);
 579
 580                         long expirationDate = operationIntent.getLongExtra(
 581                                 EXTRA_SHARE_EXPIRATION_DATE_IN_MILLIS,
 582                                 0
 583                         );
 584                         ((UpdateShareViaLinkOperation)operation).setExpirationDate(
 585                                 expirationDate
 586                         );
 587                     }
 588
 589                 } else if (action.equals(ACTION_CREATE_SHARE_WITH_SHAREE)) {
 590                     // Create private share with user or group
 591                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 592                     String shareeName = operationIntent.getStringExtra(EXTRA_SHARE_WITH);
 593                     ShareType shareType = (ShareType) operationIntent.getSerializableExtra(EXTRA_SHARE_TYPE);
 594                     if (remotePath.length() > 0) {
 595                         operation = new CreateShareWithShareeOperation(
 596                                 remotePath,
 597                                 shareeName,
 598                                 shareType
 599                         );
 600                     }
 601
 602                 } else if (action.equals(ACTION_UNSHARE)) {  // Unshare file
 603                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 604                     ShareType shareType = (ShareType) operationIntent.
 605                             getSerializableExtra(EXTRA_SHARE_TYPE);
 606                     String shareWith = operationIntent.getStringExtra(EXTRA_SHARE_WITH);
 607                     if (remotePath.length() > 0) {
 608                         operation = new UnshareOperation(
 609                                 remotePath,
 610                                 shareType,
 611                                 shareWith,
 612                                 OperationsService.this
 613                         );
 614                     }
 615
 616                 } else if (action.equals(ACTION_GET_SERVER_INFO)) {
 617                     // check OC server and get basic information from it
 618                     operation = new GetServerInfoOperation(serverUrl, OperationsService.this);
 619
 620                 } else if (action.equals(ACTION_OAUTH2_GET_ACCESS_TOKEN)) {
 621                     /// GET ACCESS TOKEN to the OAuth server
 622                     String oauth2QueryParameters =
 623                             operationIntent.getStringExtra(EXTRA_OAUTH2_QUERY_PARAMETERS);
 624                     operation = new OAuth2GetAccessToken(
 625                             getString(R.string.oauth2_client_id),
 626                             getString(R.string.oauth2_redirect_uri),
 627                             getString(R.string.oauth2_grant_type),
 628                             oauth2QueryParameters);
 629
 630                 } else if (action.equals(ACTION_GET_USER_NAME)) {
 631                     // Get User Name
 632                     operation = new GetRemoteUserNameOperation();
 633
 634                 } else if (action.equals(ACTION_RENAME)) {
 635                     // Rename file or folder
 636                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 637                     String newName = operationIntent.getStringExtra(EXTRA_NEWNAME);
 638                     operation = new RenameFileOperation(remotePath, newName);
 639
 640                 } else if (action.equals(ACTION_REMOVE)) {
 641                     // Remove file or folder
 642                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 643                     boolean onlyLocalCopy = operationIntent.getBooleanExtra(EXTRA_REMOVE_ONLY_LOCAL,
 644                             false);
 645                     operation = new RemoveFileOperation(remotePath, onlyLocalCopy);
 646
 647                 } else if (action.equals(ACTION_CREATE_FOLDER)) {
 648                     // Create Folder
 649                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 650                     boolean createFullPath = operationIntent.getBooleanExtra(EXTRA_CREATE_FULL_PATH,
 651                             true);
 652                     operation = new CreateFolderOperation(remotePath, createFullPath);
 653
 654                 } else if (action.equals(ACTION_SYNC_FILE)) {
 655                     // Sync file
 656                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 657                     boolean syncFileContents =
 658                             operationIntent.getBooleanExtra(EXTRA_SYNC_FILE_CONTENTS, true);
 659                     operation = new SynchronizeFileOperation(
 660                             remotePath, account, syncFileContents, getApplicationContext()
 661                     );
 662
 663                 } else if (action.equals(ACTION_SYNC_FOLDER)) {
 664                     // Sync folder (all its descendant files are sync'ed)
 665                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 666                     operation = new SynchronizeFolderOperation(
 667                             this,                       // TODO remove this dependency from construction time
 668                             remotePath,
 669                             account,
 670                             System.currentTimeMillis()  // TODO remove this dependency from construction time
 671                     );
 672
 673                 } else if (action.equals(ACTION_MOVE_FILE)) {
 674                     // Move file/folder
 675                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 676                     String newParentPath = operationIntent.getStringExtra(EXTRA_NEW_PARENT_PATH);
 677                     operation = new MoveFileOperation(remotePath, newParentPath, account);
 678
 679                 } else if (action.equals(ACTION_COPY_FILE)) {
 680                     // Copy file/folder
 681                     String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 682                     String newParentPath = operationIntent.getStringExtra(EXTRA_NEW_PARENT_PATH);
 683                     operation = new CopyFileOperation(remotePath, newParentPath, account);
 684                 }
 685             }
 686
 687         } catch (IllegalArgumentException e) {
 688             Log_OC.e(TAG, "Bad information provided in intent: " + e.getMessage());
 689             operation = null;
 690         }
 691
 692         if (operation != null) {
 693             return new Pair<Target , RemoteOperation>(target, operation);
 694         } else {
 695             return null;
 696         }
 697     }
 698
 699
 700     /**
 701      * Sends a broadcast when a new operation is added to the queue.
 702      *
 703      * Local broadcasts are only delivered to activities in the same process, but can't be
 704      * done sticky :\
 705      *
 706      * @param target            Account or URL pointing to an OC server.
 707      * @param operation         Added operation.
 708      */
 709     private void sendBroadcastNewOperation(Target target, RemoteOperation operation) {
 710         Intent intent = new Intent(ACTION_OPERATION_ADDED);
 711         if (target.mAccount != null) {
 712             intent.putExtra(EXTRA_ACCOUNT, target.mAccount);
 713         } else {
 714             intent.putExtra(EXTRA_SERVER_URL, target.mServerUrl);
 715         }
 716         //LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(this);
 717         //lbm.sendBroadcast(intent);
 718         sendStickyBroadcast(intent);
 719     }
 720
 721
 722     // TODO - maybe add a notification for real start of operations
 723
 724     /**
 725      * Sends a LOCAL broadcast when an operations finishes in order to the interested activities c
 726      * an update their view
 727      *
 728      * Local broadcasts are only delivered to activities in the same process.
 729      *
 730      * @param target    Account or URL pointing to an OC server.
 731      * @param operation Finished operation.
 732      * @param result    Result of the operation.
 733      */
 734     private void sendBroadcastOperationFinished(Target target, RemoteOperation operation,
 735                                                 RemoteOperationResult result) {
 736         Intent intent = new Intent(ACTION_OPERATION_FINISHED);
 737         intent.putExtra(EXTRA_RESULT, result);
 738         if (target.mAccount != null) {
 739             intent.putExtra(EXTRA_ACCOUNT, target.mAccount);
 740         } else {
 741             intent.putExtra(EXTRA_SERVER_URL, target.mServerUrl);
 742         }
 743         //LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(this);
 744         //lbm.sendBroadcast(intent);
 745         sendStickyBroadcast(intent);
 746     }
 747
 748
 749     /**
 750      * Notifies the currently subscribed listeners about the end of an operation.
 751      *
 752      * @param operation         Finished operation.
 753      * @param result            Result of the operation.
 754      */
 755     protected void dispatchResultToOperationListeners(
 756             final RemoteOperation operation, final RemoteOperationResult result
 757     ) {
 758         int count = 0;
 759         Iterator<OnRemoteOperationListener> listeners =
 760                 mOperationsBinder.mBoundListeners.keySet().iterator();
 761         while (listeners.hasNext()) {
 762             final OnRemoteOperationListener listener = listeners.next();
 763             final Handler handler = mOperationsBinder.mBoundListeners.get(listener);
 764             if (handler != null) {
 765                 handler.post(new Runnable() {
 766                     @Override
 767                     public void run() {
 768                         listener.onRemoteOperationFinish(operation, result);
 769                     }
 770                 });
 771                 count += 1;
 772             }
 773         }
 774         if (count == 0) {
 775             Pair<RemoteOperation, RemoteOperationResult> undispatched =
 776                     new Pair<RemoteOperation, RemoteOperationResult>(operation, result);
 777             mUndispatchedFinishedOperations.put(((Runnable) operation).hashCode(), undispatched);
 778         }
 779         Log_OC.d(TAG, "Called " + count + " listeners");
 780     }
 781 }