@Override
  protected byte[] getRSS(HttpServletRequest request) throws Exception {
    ThemeDisplay themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY);

    Layout layout = themeDisplay.getLayout();

    long plid = ParamUtil.getLong(request, "p_l_id");

    if (plid == LayoutConstants.DEFAULT_PLID) {
      plid = themeDisplay.getPlid();
    }

    long companyId = ParamUtil.getLong(request, "companyId");
    long groupId = ParamUtil.getLong(request, "groupId");
    long organizationId = ParamUtil.getLong(request, "organizationId");
    int status = WorkflowConstants.STATUS_APPROVED;
    int max = ParamUtil.getInteger(request, "max", SearchContainer.DEFAULT_DELTA);
    String type = ParamUtil.getString(request, "type", RSSUtil.FORMAT_DEFAULT);
    double version = ParamUtil.getDouble(request, "version", RSSUtil.VERSION_DEFAULT);
    String displayStyle =
        ParamUtil.getString(request, "displayStyle", RSSUtil.DISPLAY_STYLE_DEFAULT);

    String feedURL =
        themeDisplay.getPortalURL() + themeDisplay.getPathMain() + "/blogs/find_entry?";

    String entryURL = feedURL;

    String rss = StringPool.BLANK;

    if (companyId > 0) {
      feedURL = StringPool.BLANK;

      rss =
          _blogsEntryService.getCompanyEntriesRSS(
              companyId,
              new Date(),
              status,
              max,
              type,
              version,
              displayStyle,
              feedURL,
              entryURL,
              themeDisplay);
    } else if (groupId > 0) {
      feedURL += "p_l_id=" + plid;

      entryURL = feedURL;

      rss =
          _blogsEntryService.getGroupEntriesRSS(
              groupId,
              new Date(),
              status,
              max,
              type,
              version,
              displayStyle,
              feedURL,
              entryURL,
              themeDisplay);
    } else if (organizationId > 0) {
      feedURL = StringPool.BLANK;

      rss =
          _blogsEntryService.getOrganizationEntriesRSS(
              organizationId,
              new Date(),
              status,
              max,
              type,
              version,
              displayStyle,
              feedURL,
              entryURL,
              themeDisplay);
    } else if (layout != null) {
      groupId = themeDisplay.getScopeGroupId();

      feedURL = themeDisplay.getPathMain() + "/blogs/rss";

      entryURL = feedURL;

      rss =
          _blogsEntryService.getGroupEntriesRSS(
              groupId,
              new Date(),
              status,
              max,
              type,
              version,
              displayStyle,
              feedURL,
              entryURL,
              themeDisplay);
    }

    return rss.getBytes(StringPool.UTF8);
  }
  @Override
  public void sendRequest(
      ThemeDisplay themeDisplay, ActionRequest actionRequest, ActionResponse actionResponse)
      throws PortalException {

    HttpServletRequest request = PortalUtil.getHttpServletRequest(actionRequest);

    request = PortalUtil.getOriginalServletRequest(request);

    HttpServletResponse response = PortalUtil.getHttpServletResponse(actionResponse);

    HttpSession session = request.getSession();

    LiferayPortletResponse liferayPortletResponse =
        PortalUtil.getLiferayPortletResponse(actionResponse);

    String openId = ParamUtil.getString(actionRequest, "openId");

    PortletURL portletURL = liferayPortletResponse.createActionURL();

    portletURL.setParameter(ActionRequest.ACTION_NAME, "/login/openid");
    portletURL.setParameter("saveLastPath", Boolean.FALSE.toString());
    portletURL.setParameter("mvcRenderCommandName", "/login/openid");
    portletURL.setParameter(Constants.CMD, Constants.READ);

    try {
      List<DiscoveryInformation> discoveryInformationList = _consumerManager.discover(openId);

      DiscoveryInformation discoveryInformation =
          _consumerManager.associate(discoveryInformationList);

      session.setAttribute(OpenIdWebKeys.OPEN_ID_DISCO, discoveryInformation);

      AuthRequest authRequest =
          _consumerManager.authenticate(
              discoveryInformation, portletURL.toString(), themeDisplay.getPortalURL());

      if (_userLocalService.fetchUserByOpenId(themeDisplay.getCompanyId(), openId) != null) {

        response.sendRedirect(authRequest.getDestinationUrl(true));

        return;
      }

      String screenName = getScreenName(openId);

      User user = _userLocalService.fetchUserByScreenName(themeDisplay.getCompanyId(), screenName);

      if (user != null) {
        _userLocalService.updateOpenId(user.getUserId(), openId);

        response.sendRedirect(authRequest.getDestinationUrl(true));

        return;
      }

      FetchRequest fetchRequest = FetchRequest.createFetchRequest();

      OpenIdProvider openIdProvider =
          _openIdProviderRegistry.getOpenIdProvider(discoveryInformation.getOPEndpoint());

      Map<String, String> openIdAXTypes = openIdProvider.getAxTypes();

      for (String openIdAXType : openIdAXTypes.keySet()) {
        fetchRequest.addAttribute(openIdAXType, openIdAXTypes.get(openIdAXType), true);
      }

      authRequest.addExtension(fetchRequest);

      SRegRequest sRegRequest = SRegRequest.createFetchRequest();

      sRegRequest.addAttribute(_OPEN_ID_SREG_ATTR_EMAIL, true);
      sRegRequest.addAttribute(_OPEN_ID_SREG_ATTR_FULLNAME, true);

      authRequest.addExtension(sRegRequest);

      response.sendRedirect(authRequest.getDestinationUrl(true));
    } catch (ConsumerException ce) {
      throw new OpenIdServiceException.ConsumerException(ce.getMessage(), ce);
    } catch (DiscoveryException de) {
      throw new OpenIdServiceException.DiscoveryException(de.getMessage(), de);
    } catch (MessageException me) {
      throw new OpenIdServiceException.MessageException(me.getMessage(), me);
    } catch (IOException ioe) {
      throw new SystemException("Unable to communicate with OpenId provider", ioe);
    }
  }
  public void sendFile(
      String targetExtension, PortletRequest portletRequest, PortletResponse portletResponse)
      throws IOException {

    if (Validator.isNull(targetExtension)) {
      return;
    }

    long groupId = ParamUtil.getLong(portletRequest, "groupId");
    String articleId = ParamUtil.getString(portletRequest, "articleId");

    String languageId = LanguageUtil.getLanguageId(portletRequest);
    PortletRequestModel portletRequestModel =
        new PortletRequestModel(portletRequest, portletResponse);
    ThemeDisplay themeDisplay = (ThemeDisplay) portletRequest.getAttribute(WebKeys.THEME_DISPLAY);
    HttpServletRequest request = PortalUtil.getHttpServletRequest(portletRequest);
    HttpServletResponse response = PortalUtil.getHttpServletResponse(portletResponse);

    JournalArticleDisplay articleDisplay =
        _journalContent.getDisplay(
            groupId, articleId, null, "export", languageId, 1, portletRequestModel, themeDisplay);

    int pages = articleDisplay.getNumberOfPages();

    StringBundler sb = new StringBundler(pages + 12);

    sb.append("<html>");

    sb.append("<head>");
    sb.append("<meta content=\"");
    sb.append(ContentTypes.TEXT_HTML_UTF8);
    sb.append("\" http-equiv=\"content-type\" />");
    sb.append("<base href=\"");
    sb.append(themeDisplay.getPortalURL());
    sb.append("\" />");
    sb.append("</head>");

    sb.append("<body>");

    sb.append(articleDisplay.getContent());

    for (int i = 2; i <= pages; i++) {
      articleDisplay =
          _journalContent.getDisplay(groupId, articleId, "export", languageId, i, themeDisplay);

      sb.append(articleDisplay.getContent());
    }

    sb.append("</body>");
    sb.append("</html>");

    InputStream is = new UnsyncByteArrayInputStream(sb.toString().getBytes(StringPool.UTF8));

    String title = articleDisplay.getTitle();
    String sourceExtension = "html";

    String fileName = title.concat(StringPool.PERIOD).concat(sourceExtension);

    String contentType = ContentTypes.TEXT_HTML;

    String id =
        DLUtil.getTempFileId(
            articleDisplay.getId(), String.valueOf(articleDisplay.getVersion()), languageId);

    File convertedFile = DocumentConversionUtil.convert(id, is, sourceExtension, targetExtension);

    if (convertedFile != null) {
      targetExtension = StringUtil.toLowerCase(targetExtension);

      fileName = title.concat(StringPool.PERIOD).concat(targetExtension);

      contentType = MimeTypesUtil.getContentType(fileName);

      is = new FileInputStream(convertedFile);
    }

    ServletResponseUtil.sendFile(request, response, fileName, is, contentType);
  }