src/com/owncloud/android/utils/GetShareWithUsersAsyncTask.java

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author masensio
   5  *   Copyright (C) 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.utils;
  22
  23 import android.accounts.Account;
  24 import android.os.AsyncTask;
  25
  26 import com.owncloud.android.MainApp;
  27 import com.owncloud.android.datamodel.FileDataStorageManager;
  28 import com.owncloud.android.datamodel.OCFile;
  29 import com.owncloud.android.lib.common.OwnCloudAccount;
  30 import com.owncloud.android.lib.common.OwnCloudClient;
  31 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
  32 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  33 import com.owncloud.android.lib.common.utils.Log_OC;
  34 import com.owncloud.android.lib.resources.shares.OCShare;
  35 import com.owncloud.android.operations.GetSharesForFileOperation;
  36
  37 import java.lang.ref.WeakReference;
  38 import java.util.ArrayList;
  39
  40 /**
  41  * Async Task to get the users and groups which a file is shared with
  42  */
  43 public class GetShareWithUsersAsyncTask extends AsyncTask<Object, Void, RemoteOperationResult> {
  44
  45     private final String TAG = GetShareWithUsersAsyncTask.class.getSimpleName();
  46     private final WeakReference<OnGetSharesWithUsersTaskListener> mListener;
  47     private ArrayList<OCShare> mShares;
  48
  49     public ArrayList<OCShare> getShares(){
  50         return mShares;
  51     }
  52
  53     public GetShareWithUsersAsyncTask(OnGetSharesWithUsersTaskListener listener) {
  54         mListener = new WeakReference<OnGetSharesWithUsersTaskListener>(listener);
  55     }
  56
  57     @Override
  58     protected RemoteOperationResult doInBackground(Object... params) {
  59
  60         RemoteOperationResult result = null;
  61
  62         if (params != null && params.length == 3) {
  63             OCFile file = (OCFile) params[0];
  64             Account account = (Account) params[1];
  65             FileDataStorageManager fileDataStorageManager = (FileDataStorageManager) params[2];
  66
  67             try {
  68                 // Get shares request
  69                 GetSharesForFileOperation operation =
  70                         new GetSharesForFileOperation(file.getRemotePath(), false, false);
  71                 OwnCloudAccount ocAccount = new OwnCloudAccount(account,
  72                         MainApp.getAppContext());
  73                 OwnCloudClient client = OwnCloudClientManagerFactory.getDefaultSingleton().
  74                         getClientFor(ocAccount, MainApp.getAppContext());
  75                 result = operation.execute(client, fileDataStorageManager);
  76
  77             } catch (Exception e) {
  78                 result = new RemoteOperationResult(e);
  79                 Log_OC.e(TAG, "Exception while getting shares", e);
  80             }
  81         } else {
  82             result = new RemoteOperationResult(RemoteOperationResult.ResultCode.UNKNOWN_ERROR);
  83         }
  84
  85         return result;
  86     }
  87
  88     @Override
  89     protected void onPostExecute(RemoteOperationResult result) {
  90
  91         if (result!= null)
  92         {
  93             OnGetSharesWithUsersTaskListener listener = mListener.get();
  94             if (listener!= null)
  95             {
  96                 listener.onGetDataShareWithFinish(result);
  97             }
  98         }
  99     }
 100
 101     /*
 102      * Interface to retrieve data from get shares task
 103      */
 104     public interface OnGetSharesWithUsersTaskListener{
 105
 106         void onGetDataShareWithFinish(RemoteOperationResult result);
 107     }
 108 }