/**
   * Creates a WebdavClient setup for an ownCloud account
   *
   * <p>Do not call this method from the main thread.
   *
   * @param account The ownCloud account
   * @param appContext Android application context
   * @return A WebdavClient object ready to be used
   * @throws AuthenticatorException If the authenticator failed to get the authorization token for
   *     the account.
   * @throws OperationCanceledException If the authenticator operation was cancelled while getting
   *     the authorization token for the account.
   * @throws IOException If there was some I/O error while getting the authorization token for the
   *     account.
   * @throws AccountNotFoundException If 'account' is unknown for the AccountManager
   */
  public static WebdavClient createOwnCloudClient(Account account, Context appContext)
      throws OperationCanceledException, AuthenticatorException, IOException,
          AccountNotFoundException {
    // Log_OC.d(TAG, "Creating WebdavClient associated to " + account.name);

    Uri uri = Uri.parse(AccountUtils.constructFullURLForAccount(appContext, account));
    AccountManager am = AccountManager.get(appContext);
    boolean isOauth2 =
        am.getUserData(account, AccountAuthenticator.KEY_SUPPORTS_OAUTH2)
            != null; // TODO avoid calling to getUserData here
    boolean isSamlSso =
        am.getUserData(account, AccountAuthenticator.KEY_SUPPORTS_SAML_WEB_SSO) != null;
    WebdavClient client = createOwnCloudClient(uri, appContext, !isSamlSso);
    if (isOauth2) {
      String accessToken =
          am.blockingGetAuthToken(account, MainApp.getAuthTokenTypeAccessToken(), false);
      client.setBearerCredentials(
          accessToken); // TODO not assume that the access token is a bearer token

    } else if (isSamlSso) { // TODO avoid a call to getUserData here
      String accessToken =
          am.blockingGetAuthToken(account, MainApp.getAuthTokenTypeSamlSessionCookie(), false);
      client.setSsoSessionCookie(accessToken);

    } else {
      String username = account.name.substring(0, account.name.lastIndexOf('@'));
      // String password = am.getPassword(account);
      String password = am.blockingGetAuthToken(account, MainApp.getAuthTokenTypePass(), false);
      client.setBasicCredentials(username, password);
    }

    return client;
  }
  /**
   * Creates a WebdavClient to access a URL and sets the desired parameters for ownCloud client
   * connections.
   *
   * @param uri URL to the ownCloud server
   * @param context Android context where the WebdavClient is being created.
   * @return A WebdavClient object ready to be used
   */
  public static WebdavClient createOwnCloudClient(
      Uri uri, Context context, boolean followRedirects) {
    try {
      registerAdvancedSslContext(true, context);
    } catch (GeneralSecurityException e) {
      Log_OC.e(
          TAG,
          "Advanced SSL Context could not be loaded. Default SSL management in the system will be used for HTTPS connections",
          e);

    } catch (IOException e) {
      Log_OC.e(
          TAG,
          "The local server truststore could not be read. Default SSL management in the system will be used for HTTPS connections",
          e);
    }

    WebdavClient client = new WebdavClient(getMultiThreadedConnManager());

    client.setDefaultTimeouts(DEFAULT_DATA_TIMEOUT, DEFAULT_CONNECTION_TIMEOUT);
    client.setBaseUri(uri);
    client.setFollowRedirects(followRedirects);

    return client;
  }
Ejemplo n.º 3
0
  public void uploadFiles() {
    try {
      WebdavClient wdc =
          OwnCloudClientUtils.createOwnCloudClient(mAccount, getApplicationContext());

      // create last directory in path if necessary
      if (mCreateDir) {
        wdc.createDirectory(mUploadPath);
      }

      String[] local = new String[mStreamsToUpload.size()],
          remote = new String[mStreamsToUpload.size()];

      for (int i = 0; i < mStreamsToUpload.size(); ++i) {
        Uri uri = (Uri) mStreamsToUpload.get(i);
        if (uri.getScheme().equals("content")) {
          Cursor c =
              getContentResolver()
                  .query((Uri) mStreamsToUpload.get(i), CONTENT_PROJECTION, null, null, null);

          if (!c.moveToFirst()) continue;

          final String display_name = c.getString(c.getColumnIndex(Media.DISPLAY_NAME)),
              data = c.getString(c.getColumnIndex(Media.DATA));
          local[i] = data;
          remote[i] = mUploadPath + display_name;
        } else if (uri.getScheme().equals("file")) {
          final File file =
              new File(Uri.decode(uri.toString()).replace(uri.getScheme() + "://", ""));
          local[i] = file.getAbsolutePath();
          remote[i] = mUploadPath + file.getName();
        }
      }
      Intent intent = new Intent(getApplicationContext(), FileUploader.class);
      intent.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
      intent.putExtra(FileUploader.KEY_LOCAL_FILE, local);
      intent.putExtra(FileUploader.KEY_REMOTE_FILE, remote);
      intent.putExtra(FileUploader.KEY_ACCOUNT, mAccount);
      startService(intent);
      finish();

    } catch (SecurityException e) {
      String message =
          String.format(
              getString(R.string.uploader_error_forbidden_content), getString(R.string.app_name));
      Toast.makeText(this, message, Toast.LENGTH_LONG).show();
    }
  }
  private boolean tryConnection(WebdavClient wc, String urlSt) {
    boolean retval = false;
    GetMethod get = null;
    try {
      get = new GetMethod(urlSt);
      int status = wc.executeMethod(get, TRY_CONNECTION_TIMEOUT, TRY_CONNECTION_TIMEOUT);
      String response = get.getResponseBodyAsString();
      if (status == HttpStatus.SC_OK) {
        JSONObject json = new JSONObject(response);
        if (!json.getBoolean("installed")) {
          mLatestResult =
              new RemoteOperationResult(RemoteOperationResult.ResultCode.INSTANCE_NOT_CONFIGURED);
        } else {
          mOCVersion = new OwnCloudVersion(json.getString("version"));
          if (!mOCVersion.isVersionValid()) {
            mLatestResult =
                new RemoteOperationResult(RemoteOperationResult.ResultCode.BAD_OC_VERSION);

          } else {
            mLatestResult =
                new RemoteOperationResult(
                    urlSt.startsWith("https://")
                        ? RemoteOperationResult.ResultCode.OK_SSL
                        : RemoteOperationResult.ResultCode.OK_NO_SSL);

            retval = true;
          }
        }

      } else {
        mLatestResult = new RemoteOperationResult(false, status, get.getResponseHeaders());
      }

    } catch (JSONException e) {
      mLatestResult =
          new RemoteOperationResult(RemoteOperationResult.ResultCode.INSTANCE_NOT_CONFIGURED);

    } catch (Exception e) {
      mLatestResult = new RemoteOperationResult(e);

    } finally {
      if (get != null) get.releaseConnection();
    }

    if (mLatestResult.isSuccess()) {
      Log_OC.i(TAG, "Connection check at " + urlSt + ": " + mLatestResult.getLogMessage());

    } else if (mLatestResult.getException() != null) {
      Log_OC.e(
          TAG,
          "Connection check at " + urlSt + ": " + mLatestResult.getLogMessage(),
          mLatestResult.getException());

    } else {
      Log_OC.e(TAG, "Connection check at " + urlSt + ": " + mLatestResult.getLogMessage());
    }

    return retval;
  }
  @Override
  protected RemoteOperationResult run(WebdavClient client) {
    if (!isOnline()) {
      return new RemoteOperationResult(RemoteOperationResult.ResultCode.NO_NETWORK_CONNECTION);
    }
    if (mUrl.startsWith("http://") || mUrl.startsWith("https://")) {
      tryConnection(client, mUrl + AccountUtils.STATUS_PATH);

    } else {
      client.setBaseUri(Uri.parse("https://" + mUrl + AccountUtils.STATUS_PATH));
      boolean httpsSuccess = tryConnection(client, "https://" + mUrl + AccountUtils.STATUS_PATH);
      if (!httpsSuccess && !mLatestResult.isSslRecoverableException()) {
        Log_OC.d(TAG, "establishing secure connection failed, trying non secure connection");
        client.setBaseUri(Uri.parse("http://" + mUrl + AccountUtils.STATUS_PATH));
        tryConnection(client, "http://" + mUrl + AccountUtils.STATUS_PATH);
      }
    }
    return mLatestResult;
  }
  @Override
  protected RemoteOperationResult run(WebdavClient client) {
    RemoteOperationResult result = null;

    // code before in FileSyncAdapter.fetchData
    PropFindMethod query = null;
    try {
      Log.d(TAG, "Synchronizing " + mAccount.name + ", fetching files in " + mRemotePath);

      // remote request
      query = new PropFindMethod(client.getBaseUri() + WebdavUtils.encodePath(mRemotePath));
      int status = client.executeMethod(query);

      // check and process response   - /// TODO take into account all the possible status per
      // child-resource
      if (isMultiStatus(status)) {
        MultiStatus resp = query.getResponseBodyAsMultiStatus();

        // synchronize properties of the parent folder, if necessary
        if (mParentId == DataStorageManager.ROOT_PARENT_ID) {
          WebdavEntry we = new WebdavEntry(resp.getResponses()[0], client.getBaseUri().getPath());
          OCFile parent = fillOCFile(we);
          parent.setParentId(mParentId);
          mStorageManager.saveFile(parent);
          mParentId = parent.getFileId();
        }

        // read contents in folder
        List<OCFile> updatedFiles = new Vector<OCFile>(resp.getResponses().length - 1);
        for (int i = 1; i < resp.getResponses().length; ++i) {
          WebdavEntry we = new WebdavEntry(resp.getResponses()[i], client.getBaseUri().getPath());
          OCFile file = fillOCFile(we);
          file.setParentId(mParentId);
          OCFile oldFile = mStorageManager.getFileByPath(file.getRemotePath());
          if (oldFile != null) {
            if (oldFile.keepInSync()
                && file.getModificationTimestamp() > oldFile.getModificationTimestamp()) {
              disableObservance(
                  file); // first disable observer so we won't get file upload right after download
              requestContentDownload(file);
            }
            file.setKeepInSync(oldFile.keepInSync());
          }

          updatedFiles.add(file);
        }

        // save updated contents in local database; all at once, trying to get a best performance in
        // database update (not a big deal, indeed)
        mStorageManager.saveFiles(updatedFiles);

        // removal of obsolete files
        mChildren = mStorageManager.getDirectoryContent(mStorageManager.getFileById(mParentId));
        OCFile file;
        String currentSavePath = FileDownloader.getSavePath(mAccount.name);
        for (int i = 0; i < mChildren.size(); ) {
          file = mChildren.get(i);
          if (file.getLastSyncDate() != mCurrentSyncTime) {
            Log.d(TAG, "removing file: " + file);
            mStorageManager.removeFile(
                file, (file.isDown() && file.getStoragePath().startsWith(currentSavePath)));
            mChildren.remove(i);
          } else {
            i++;
          }
        }

      } else {
        client.exhaustResponse(query.getResponseBodyAsStream());
      }

      // prepare result object
      result = new RemoteOperationResult(isMultiStatus(status), status);
      Log.i(
          TAG,
          "Synchronizing "
              + mAccount.name
              + ", folder "
              + mRemotePath
              + ": "
              + result.getLogMessage());

    } catch (Exception e) {
      result = new RemoteOperationResult(e);
      Log.e(
          TAG,
          "Synchronizing "
              + mAccount.name
              + ", folder "
              + mRemotePath
              + ": "
              + result.getLogMessage(),
          result.getException());

    } finally {
      if (query != null)
        query.releaseConnection(); // let the connection available for other methods
    }

    return result;
  }
Ejemplo n.º 7
0
    public void run() {
      AccountManager am = AccountManager.get(getActivity());
      Account account = AccountUtils.getCurrentOwnCloudAccount(getActivity());
      OwnCloudVersion ocv =
          new OwnCloudVersion(am.getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
      String url =
          am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL)
              + AccountUtils.getWebdavPath(ocv);

      Log.d("share", "sharing for version " + ocv.toString());

      if (ocv.compareTo(new OwnCloudVersion(0x040000)) >= 0) {
        String APPS_PATH = "/apps/files_sharing/";
        String SHARE_PATH = "ajax/share.php";

        String SHARED_PATH = "/apps/files_sharing/get.php?token=";

        final String WEBDAV_SCRIPT = "webdav.php";
        final String WEBDAV_FILES_LOCATION = "/files/";

        WebdavClient wc =
            OwnCloudClientUtils.createOwnCloudClient(
                account, getActivity().getApplicationContext());
        HttpConnectionManagerParams params = new HttpConnectionManagerParams();
        params.setMaxConnectionsPerHost(wc.getHostConfiguration(), 5);

        // wc.getParams().setParameter("http.protocol.single-cookie-header", true);
        // wc.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);

        PostMethod post =
            new PostMethod(
                am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL)
                    + APPS_PATH
                    + SHARE_PATH);

        post.addRequestHeader("Content-type", "application/x-www-form-urlencoded; charset=UTF-8");
        post.addRequestHeader(
            "Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
        List<NameValuePair> formparams = new ArrayList<NameValuePair>();
        Log.d("share", mPath + "");
        formparams.add(new BasicNameValuePair("sources", mPath));
        formparams.add(new BasicNameValuePair("uid_shared_with", "public"));
        formparams.add(new BasicNameValuePair("permissions", "0"));
        post.setRequestEntity(
            new StringRequestEntity(URLEncodedUtils.format(formparams, HTTP.UTF_8)));

        int status;
        try {
          PropFindMethod find = new PropFindMethod(url + "/");
          find.addRequestHeader(
              "Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
          Log.d("sharer", "" + url + "/");

          for (org.apache.commons.httpclient.Header a : find.getRequestHeaders()) {
            Log.d("sharer-h", a.getName() + ":" + a.getValue());
          }

          int status2 = wc.executeMethod(find);

          Log.d("sharer", "propstatus " + status2);

          GetMethod get =
              new GetMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + "/");
          get.addRequestHeader(
              "Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));

          status2 = wc.executeMethod(get);

          Log.d("sharer", "getstatus " + status2);
          Log.d("sharer", "" + get.getResponseBodyAsString());

          for (org.apache.commons.httpclient.Header a : get.getResponseHeaders()) {
            Log.d("sharer", a.getName() + ":" + a.getValue());
          }

          status = wc.executeMethod(post);
          for (org.apache.commons.httpclient.Header a : post.getRequestHeaders()) {
            Log.d("sharer-h", a.getName() + ":" + a.getValue());
          }
          for (org.apache.commons.httpclient.Header a : post.getResponseHeaders()) {
            Log.d("sharer", a.getName() + ":" + a.getValue());
          }
          String resp = post.getResponseBodyAsString();
          Log.d("share", "" + post.getURI().toString());
          Log.d("share", "returned status " + status);
          Log.d("share", " " + resp);

          if (status != HttpStatus.SC_OK
              || resp == null
              || resp.equals("")
              || resp.startsWith("false")) {
            return;
          }

          JSONObject jsonObject = new JSONObject(resp);
          String jsonStatus = jsonObject.getString("status");
          if (!jsonStatus.equals("success"))
            throw new Exception("Error while sharing file status != success");

          String token = jsonObject.getString("data");
          String uri =
              am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + SHARED_PATH + token;
          Log.d("Actions:shareFile ok", "url: " + uri);

        } catch (Exception e) {
          e.printStackTrace();
        }

      } else if (ocv.compareTo(new OwnCloudVersion(0x030000)) >= 0) {

      }
    }
Ejemplo n.º 8
0
    public void run() {
      WebdavClient wc =
          OwnCloudClientUtils.createOwnCloudClient(
              mAccount, getSherlockActivity().getApplicationContext());
      AccountManager am = AccountManager.get(getSherlockActivity());
      String baseUrl = am.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);
      OwnCloudVersion ocv =
          new OwnCloudVersion(am.getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
      String webdav_path = AccountUtils.getWebdavPath(ocv);
      Log.d("ASD", "" + baseUrl + webdav_path + WebdavUtils.encodePath(mOld.getRemotePath()));

      Log.e(
          "ASD",
          Uri.parse(baseUrl).getPath() == null
              ? ""
              : Uri.parse(baseUrl).getPath()
                  + webdav_path
                  + WebdavUtils.encodePath(mNew.getRemotePath()));
      LocalMoveMethod move =
          new LocalMoveMethod(
              baseUrl + webdav_path + WebdavUtils.encodePath(mOld.getRemotePath()),
              Uri.parse(baseUrl).getPath() == null
                  ? ""
                  : Uri.parse(baseUrl).getPath()
                      + webdav_path
                      + WebdavUtils.encodePath(mNew.getRemotePath()));

      boolean success = false;
      try {
        int status = wc.executeMethod(move);
        success = move.succeeded();
        move.getResponseBodyAsString(); // exhaust response, although not interesting
        Log.d(TAG, "Move returned status: " + status);

      } catch (HttpException e) {
        Log.e(
            TAG,
            "HTTP Exception renaming file " + mOld.getRemotePath() + " to " + mNew.getRemotePath(),
            e);

      } catch (IOException e) {
        Log.e(
            TAG,
            "I/O Exception renaming file " + mOld.getRemotePath() + " to " + mNew.getRemotePath(),
            e);

      } catch (Exception e) {
        Log.e(
            TAG,
            "Unexpected exception renaming file "
                + mOld.getRemotePath()
                + " to "
                + mNew.getRemotePath(),
            e);

      } finally {
        move.releaseConnection();
      }

      if (success) {
        FileDataStorageManager fdsm =
            new FileDataStorageManager(mAccount, getActivity().getContentResolver());
        fdsm.removeFile(mOld, false);
        fdsm.saveFile(mNew);
        mFile = mNew;
        mHandler.post(
            new Runnable() {
              @Override
              public void run() {
                boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
                getActivity()
                    .dismissDialog(
                        (inDisplayActivity)
                            ? FileDisplayActivity.DIALOG_SHORT_WAIT
                            : FileDetailActivity.DIALOG_SHORT_WAIT);
                updateFileDetails(mFile, mAccount);
                mContainerActivity.onFileStateChanged();
              }
            });

      } else {
        mHandler.post(
            new Runnable() {
              @Override
              public void run() {
                // undo the local rename
                if (mNew.isDown()) {
                  File f = new File(mNew.getStoragePath());
                  if (!f.renameTo(new File(mOld.getStoragePath()))) {
                    // the local rename undoing failed; last chance: save the new local storage path
                    // in the old file
                    mFile.setStoragePath(mNew.getStoragePath());
                    FileDataStorageManager fdsm =
                        new FileDataStorageManager(mAccount, getActivity().getContentResolver());
                    fdsm.saveFile(mFile);
                  }
                }
                boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
                getActivity()
                    .dismissDialog(
                        (inDisplayActivity)
                            ? FileDisplayActivity.DIALOG_SHORT_WAIT
                            : FileDetailActivity.DIALOG_SHORT_WAIT);
                try {
                  Toast msg =
                      Toast.makeText(
                          getActivity(), R.string.rename_server_fail_msg, Toast.LENGTH_LONG);
                  msg.show();

                } catch (NotFoundException e) {
                  e.printStackTrace();
                }
              }
            });
      }
    }
Ejemplo n.º 9
0
    public void run() {
      WebdavClient wc =
          OwnCloudClientUtils.createOwnCloudClient(
              mAccount, getSherlockActivity().getApplicationContext());
      AccountManager am = AccountManager.get(getSherlockActivity());
      String baseUrl = am.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);
      OwnCloudVersion ocv =
          new OwnCloudVersion(am.getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
      String webdav_path = AccountUtils.getWebdavPath(ocv);
      Log.d(
          "ASD",
          "" + baseUrl + webdav_path + WebdavUtils.encodePath(mFileToRemove.getRemotePath()));

      DeleteMethod delete =
          new DeleteMethod(
              baseUrl + webdav_path + WebdavUtils.encodePath(mFileToRemove.getRemotePath()));

      boolean success = false;
      int status = -1;
      try {
        status = wc.executeMethod(delete);
        success = (delete.succeeded());
        delete.getResponseBodyAsString(); // exhaust the response, although not interesting
        Log.d(TAG, "Delete: returned status " + status);

      } catch (HttpException e) {
        Log.e(TAG, "HTTP Exception removing file " + mFileToRemove.getRemotePath(), e);

      } catch (IOException e) {
        Log.e(TAG, "I/O Exception removing file " + mFileToRemove.getRemotePath(), e);

      } catch (Exception e) {
        Log.e(TAG, "Unexpected exception removing file " + mFileToRemove.getRemotePath(), e);

      } finally {
        delete.releaseConnection();
      }

      if (success) {
        FileDataStorageManager fdsm =
            new FileDataStorageManager(mAccount, getActivity().getContentResolver());
        fdsm.removeFile(mFileToRemove, true);
        mHandler.post(
            new Runnable() {
              @Override
              public void run() {
                boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
                getActivity()
                    .dismissDialog(
                        (inDisplayActivity)
                            ? FileDisplayActivity.DIALOG_SHORT_WAIT
                            : FileDetailActivity.DIALOG_SHORT_WAIT);
                try {
                  Toast msg =
                      Toast.makeText(
                          getActivity().getApplicationContext(),
                          R.string.remove_success_msg,
                          Toast.LENGTH_LONG);
                  msg.show();
                  if (inDisplayActivity) {
                    // double pane
                    FragmentTransaction transaction =
                        getActivity().getSupportFragmentManager().beginTransaction();
                    transaction.replace(
                        R.id.file_details_container,
                        new FileDetailFragment(null, null)); // empty FileDetailFragment
                    transaction.commit();
                    mContainerActivity.onFileStateChanged();

                  } else {
                    getActivity().finish();
                  }

                } catch (NotFoundException e) {
                  e.printStackTrace();
                }
              }
            });

      } else {
        mHandler.post(
            new Runnable() {
              @Override
              public void run() {
                boolean inDisplayActivity = getActivity() instanceof FileDisplayActivity;
                getActivity()
                    .dismissDialog(
                        (inDisplayActivity)
                            ? FileDisplayActivity.DIALOG_SHORT_WAIT
                            : FileDetailActivity.DIALOG_SHORT_WAIT);
                try {
                  Toast msg =
                      Toast.makeText(getActivity(), R.string.remove_fail_msg, Toast.LENGTH_LONG);
                  msg.show();

                } catch (NotFoundException e) {
                  e.printStackTrace();
                }
              }
            });
      }
    }
Ejemplo n.º 10
0
  @Override
  protected RemoteOperationResult run(WebdavClient client) {
    AccountManager accountMngr = AccountManager.get(mContext);
    String statUrl = accountMngr.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);
    statUrl += AccountUtils.STATUS_PATH;
    RemoteOperationResult result = null;
    GetMethod get = null;
    try {
      get = new GetMethod(statUrl);
      int status = client.executeMethod(get);
      if (status != HttpStatus.SC_OK) {
        client.exhaustResponse(get.getResponseBodyAsStream());
        result = new RemoteOperationResult(false, status);

      } else {
        String response = get.getResponseBodyAsString();
        if (response != null) {
          JSONObject json = new JSONObject(response);
          if (json != null && json.getString("version") != null) {
            OwnCloudVersion ocver = new OwnCloudVersion(json.getString("version"));
            if (ocver.isVersionValid()) {
              accountMngr.setUserData(
                  mAccount, AccountAuthenticator.KEY_OC_VERSION, ocver.toString());
              Log.d(TAG, "Got new OC version " + ocver.toString());
              result = new RemoteOperationResult(ResultCode.OK);

            } else {
              Log.w(
                  TAG, "Invalid version number received from server: " + json.getString("version"));
              result = new RemoteOperationResult(RemoteOperationResult.ResultCode.BAD_OC_VERSION);
            }
          }
        }
        if (result == null) {
          result =
              new RemoteOperationResult(RemoteOperationResult.ResultCode.INSTANCE_NOT_CONFIGURED);
        }
      }
      Log.i(
          TAG,
          "Check for update of ownCloud server version at "
              + client.getBaseUri()
              + ": "
              + result.getLogMessage());

    } catch (JSONException e) {
      result = new RemoteOperationResult(RemoteOperationResult.ResultCode.INSTANCE_NOT_CONFIGURED);
      Log.e(
          TAG,
          "Check for update of ownCloud server version at "
              + client.getBaseUri()
              + ": "
              + result.getLogMessage(),
          e);

    } catch (Exception e) {
      result = new RemoteOperationResult(e);
      Log.e(
          TAG,
          "Check for update of ownCloud server version at "
              + client.getBaseUri()
              + ": "
              + result.getLogMessage(),
          e);

    } finally {
      if (get != null) get.releaseConnection();
    }
    return result;
  }