src/eu/alefzero/owncloud/syncadapter/FileSyncAdapter.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package eu.alefzero.owncloud.syncadapter;
  20
  21 import java.io.IOException;
  22
  23 import org.apache.jackrabbit.webdav.DavException;
  24 import org.apache.jackrabbit.webdav.MultiStatus;
  25 import org.apache.jackrabbit.webdav.client.methods.PropFindMethod;
  26
  27 import android.accounts.Account;
  28 import android.accounts.AuthenticatorException;
  29 import android.accounts.OperationCanceledException;
  30 import android.content.ContentProviderClient;
  31 import android.content.Context;
  32 import android.content.SyncResult;
  33 import android.os.Bundle;
  34 import android.util.Log;
  35 import eu.alefzero.owncloud.datamodel.FileDataStorageManager;
  36 import eu.alefzero.owncloud.datamodel.OCFile;
  37 import eu.alefzero.webdav.WebdavEntry;
  38
  39 /**
  40  * SyncAdapter implementation for syncing sample SyncAdapter contacts to the
  41  * platform ContactOperations provider.
  42  *
  43  * @author Bartek Przybylski
  44  */
  45 public class FileSyncAdapter extends AbstractOwnCloudSyncAdapter {
  46         private static final String TAG = "FileSyncAdapter";
  47
  48         public FileSyncAdapter(Context context, boolean autoInitialize) {
  49                 super(context, autoInitialize);
  50         }
  51
  52         @Override
  53         public synchronized void onPerformSync(
  54                         Account account,
  55                         Bundle extras,
  56                         String authority,
  57                         ContentProviderClient provider,
  58                         SyncResult syncResult) {
  59
  60                         this.setAccount(account);
  61                         this.setContentProvider(provider);
  62                         this.setStorageManager(new FileDataStorageManager(account, getContentProvider()));
  63
  64                         PropFindMethod query;
  65       try {
  66         query = new PropFindMethod(getUri().toString());
  67         getClient().executeMethod(query);
  68         MultiStatus resp = null;
  69         resp = query.getResponseBodyAsMultiStatus();
  70         if (resp.getResponses().length > 0) {
  71           WebdavEntry we = new WebdavEntry(resp.getResponses()[0]);
  72           OCFile file = fillOCFile(we);
  73           file.setParentId(0);
  74           getStorageManager().saveFile(file);
  75           Log.d(TAG, file.getPath() + " " + file.getFileId());
  76           fetchData(getUri().toString(), syncResult, file.getFileId());
  77         }
  78       } catch (OperationCanceledException e) {
  79         e.printStackTrace();
  80       } catch (AuthenticatorException e) {
  81         syncResult.stats.numAuthExceptions++;
  82         e.printStackTrace();
  83       } catch (IOException e) {
  84         syncResult.stats.numIoExceptions++;
  85         e.printStackTrace();
  86       } catch (DavException e) {
  87         syncResult.stats.numIoExceptions++;
  88         e.printStackTrace();
  89       }
  90
  91         }
  92
  93   private void fetchData(String uri, SyncResult syncResult, long parentId) {
  94     try {
  95       PropFindMethod query = new PropFindMethod(uri);
  96       getClient().executeMethod(query);
  97       MultiStatus resp = null;
  98       resp = query.getResponseBodyAsMultiStatus();
  99       for (int i = 1; i < resp.getResponses().length; ++i) {
 100         WebdavEntry we = new WebdavEntry(resp.getResponses()[i]);
 101         OCFile file = fillOCFile(we);
 102         file.setParentId(parentId);
 103         getStorageManager().saveFile(file);
 104         if (parentId == 0) parentId = file.getFileId();
 105         if (we.contentType().equals("DIR"))
 106           fetchData(getUri().toString() + we.path(), syncResult, file.getFileId());
 107       }
 108     } catch (OperationCanceledException e) {
 109       e.printStackTrace();
 110     } catch (AuthenticatorException e) {
 111       syncResult.stats.numAuthExceptions++;
 112       e.printStackTrace();
 113     } catch (IOException e) {
 114       syncResult.stats.numIoExceptions++;
 115       e.printStackTrace();
 116     } catch (DavException e) {
 117       syncResult.stats.numIoExceptions++;
 118       e.printStackTrace();
 119     }
 120   }
 121
 122   private OCFile fillOCFile(WebdavEntry we) {
 123     OCFile file = new OCFile(we.path());
 124     file.setCreationTimestamp(we.createTimestamp());
 125     file.setFileLength(we.contentLength());
 126     file.setMimetype(we.contentType());
 127     file.setModificationTimestamp(we.modifiedTimesamp());
 128     return file;
 129   }
 130
 131 }