void redirectToPrimarilyRequestedUrl(
      FilterChain chain,
      HttpServletRequest httpRequest,
      HttpServletResponse httpResponse,
      ServiceAccess serviceAccess,
      AuthorizationRequestData rdo)
      throws IOException, ServletException {

    String forwardUrl =
        (String) httpRequest.getSession().getAttribute(Constants.SESS_ATTR_FORWARD_URL);

    if (BesServletRequestReader.onlyServiceLogin(httpRequest.getSession())) {
      if (forwardUrl == null) {
        forwardUrl = Constants.SERVICE_BASE_URI + "/" + rdo.getSubscriptionKey() + "/";
      }
      JSFUtils.sendRedirect(httpResponse, httpRequest.getContextPath() + forwardUrl);
      return;
    }

    if (ADMStringUtils.isBlank(forwardUrl) || forwardUrl.startsWith(MenuBean.LINK_DEFAULT)) {
      forwardUrl = getDefaultUrl(serviceAccess, rdo, httpRequest);
    }

    if ((ADMStringUtils.isBlank(forwardUrl) || rdo.getRelativePath().startsWith(forwardUrl))
        && !rdo.isMarketplaceLoginPage()) {
      chain.doFilter(httpRequest, httpResponse);
    } else {
      JSFUtils.sendRedirect(httpResponse, httpRequest.getContextPath() + forwardUrl);
    }
  }
 /** This method is not adapted used in SAML_SP case. */
 void reLogginUserIfRequired(
     HttpServletRequest httpRequest,
     HttpServletResponse httpResponse,
     AuthorizationRequestData rdo,
     StringBuffer url) {
   final String userId = httpRequest.getParameter(PARAM_LOGIN_USER_ID);
   if (!ADMStringUtils.isBlank(userId)) {
     // user login data was just provided by the login dialog
     try {
       ServiceAccess serviceAccess = ServiceAccess.getServiceAcccessFor(httpRequest.getSession());
       IdentityService identityService = serviceAccess.getService(IdentityService.class);
       rdo.setUserId(userId);
       rdo.setPassword(httpRequest.getParameter(PARAM_LOGIN_PASSWORD));
       VOUser voUser = readTechnicalUserFromDb(identityService, rdo);
       serviceAccess.login(voUser, rdo.getPassword(), httpRequest, httpResponse);
       httpRequest
           .getSession()
           .setAttribute(Constants.SESS_ATTR_USER, identityService.getCurrentUserDetails());
     } catch (Exception e2) {
       httpRequest.setAttribute(Constants.REQ_ATTR_ERROR_KEY, BaseBean.ERROR_LOGIN);
       // open marketplace login dialog again and fill in
       // userId
       appendParam(
           url,
           Constants.REQ_PARAM_AUTO_OPEN_MP_LOGIN_DIALOG,
           Boolean.TRUE.toString(),
           httpRequest.getCharacterEncoding());
       appendParam(url, Constants.REQ_PARAM_USER_ID, userId, httpRequest.getCharacterEncoding());
     }
   }
 }
  boolean handleLoggedInUser(
      FilterChain chain,
      HttpServletRequest httpRequest,
      HttpServletResponse httpResponse,
      ServiceAccess serviceAccess,
      AuthorizationRequestData rdo)
      throws ServletException, IOException {

    VOUserDetails userDetails = rdo.getUserDetails();
    if (userDetails != null) {
      httpRequest.getSession().setAttribute(PORTAL_HAS_BEEN_REQUESTED, !rdo.isMarketplace());

      // if the user wants to use another organization he must login
      // again (the service sessions are destroyed as well)

      // don't let a user with status PASSWORD_MUST_BE_CHANGED see any
      // site but the one to change the pwd
      if (!authSettings.isServiceProvider()) {
        if (userDetails.getStatus() == UserAccountStatus.PASSWORD_MUST_BE_CHANGED
            && !rdo.isRequestedToChangePwd()) {
          forwardToPwdPage(userDetails.getUserId(), httpRequest, httpResponse);
          return true;
        }
      }

      // TODO stavreva: check this again
      if (authSettings.isServiceProvider() || !rdo.isRequestedToChangePwd()) {
        long t = System.currentTimeMillis();
        if (ADMStringUtils.isBlank(httpRequest.getServletPath())
            || httpRequest.getServletPath().startsWith(MenuBean.LINK_DEFAULT)) {
          String defaultUrl = getDefaultUrl(serviceAccess, rdo, httpRequest);
          forward(defaultUrl, httpRequest, httpResponse);
        }

        if (loginPage.equalsIgnoreCase(httpRequest.getServletPath())) {
          sendRedirect(httpRequest, httpResponse, MenuBean.LINK_DEFAULT);
        }

        if (isPageForbiddenToAccess(httpRequest, rdo, serviceAccess)) {
          forward(insufficientAuthoritiesUrl, httpRequest, httpResponse);
        }
        chain.doFilter(httpRequest, httpResponse);
        if (logger.isDebugLoggingEnabled()) {
          logger.logDebug(
              "URL='"
                  + rdo.getRelativePath()
                  + "' processed in "
                  + (System.currentTimeMillis() - t)
                  + "ms");
        }
        return true;
      }
    }

    return false;
  }
  private HttpServletRequest handleServiceUrl(
      FilterChain chain,
      HttpServletRequest httpRequest,
      HttpServletResponse httpResponse,
      AuthorizationRequestData rdo)
      throws IOException, ServletException {

    VOMarketplace mpl;
    try {
      mpl = determineMarketplaceForSubscription(httpRequest, rdo);
    } catch (ObjectNotFoundException e) {

      logger.logError(
          Log4jLogger.SYSTEM_LOG,
          e,
          LogMessageIdentifier.ERROR_SUBSCRIPTION_NOT_FOUND,
          rdo.getSubscriptionKey());
      BesServletRequestReader.setErrorAttributes(httpRequest, e);

      handleSubscriptionNotFound(chain, httpRequest, httpResponse, rdo);
      return null;
    }

    // Bug 9588: Marketplace may have been deleted
    if (mpl != null) {
      httpRequest.setAttribute(
          Constants.REQ_ATTR_SERVICE_LOGIN_TYPE, Constants.REQ_ATTR_LOGIN_TYPE_MPL);

      httpRequest
          .getSession()
          .setAttribute(Constants.REQ_PARAM_MARKETPLACE_ID, mpl.getMarketplaceId());
    } else {
      httpRequest.setAttribute(
          Constants.REQ_ATTR_SERVICE_LOGIN_TYPE, Constants.REQ_ATTR_LOGIN_TYPE_NO_MPL);
    }

    String contextPath = rdo.getContextPath();
    if (!ADMStringUtils.isBlank(httpRequest.getQueryString())) {
      contextPath += "?" + httpRequest.getQueryString();
    }
    httpRequest.setAttribute(Constants.REQ_PARAM_SUB_KEY, rdo.getSubscriptionKey());
    httpRequest.setAttribute(Constants.REQ_PARAM_CONTEXT_PATH, contextPath);

    return processServiceUrl(
        httpRequest, httpResponse, chain, rdo.getSubscriptionKey(), contextPath, rdo);
  }
  protected boolean loginUser(
      FilterChain chain,
      HttpServletRequest httpRequest,
      HttpServletResponse httpResponse,
      VOUser voUser,
      AuthorizationRequestData rdo,
      IdentityService identityService)
      throws ServletException, IOException {

    HttpSession session = httpRequest.getSession();
    boolean onlyServiceLogin = BesServletRequestReader.onlyServiceLogin(session);
    String forwardUrl = (String) session.getAttribute(Constants.SESS_ATTR_FORWARD_URL);
    SessionBean sessionBean = (SessionBean) session.getAttribute(Constants.SESS_ATTR_SESSION_BEAN);

    ServiceAccess serviceAccess = ServiceAccess.getServiceAcccessFor(session);

    if (onlyServiceLogin) {
      session.setAttribute(Constants.SESS_ATTR_ONLY_SERVICE_LOGIN, Boolean.TRUE);
    }

    if (!ADMStringUtils.isBlank(forwardUrl)) {
      session.setAttribute(Constants.SESS_ATTR_FORWARD_URL, forwardUrl);
    }

    if (sessionBean != null) {
      session.setAttribute(Constants.SESS_ATTR_SESSION_BEAN, sessionBean);
    }

    if (!ADMStringUtils.isBlank(rdo.getMarketplaceId())) {
      session.setAttribute(Constants.REQ_PARAM_MARKETPLACE_ID, rdo.getMarketplaceId());
    }

    // authenticate the user
    // IMPORTANT: Changes to this method must also be applied to
    // UserBean.login()
    try {
      serviceAccess.login(voUser, rdo.getPassword(), httpRequest, httpResponse);
    } catch (CommunicationException e) {
      handleCommunicationException(chain, httpRequest, httpResponse, rdo);
      return false;
    } catch (LoginException e) {
      logger.logInfo(
          Log4jLogger.ACCESS_LOG,
          LogMessageIdentifier.INFO_USER_LOGIN_INVALID,
          httpRequest.getRemoteHost(),
          Integer.toString(httpRequest.getRemotePort()),
          StringUtils.isNotBlank(voUser.getUserId()) ? voUser.getUserId() : "",
          IPResolver.resolveIpAddress(httpRequest),
          voUser.getTenantId());
      try {
        voUser = identityService.getUser(voUser);
      } catch (ObjectNotFoundException e1) {
        handleUserNotRegistered(chain, httpRequest, httpResponse, rdo);
        return false;
      } catch (SaaSApplicationException e1) {
        setErrorAttributesAndForward(errorPage, httpRequest, httpResponse, e1);
        return false;
      }

      if (voUser.getStatus() != null
          && voUser.getStatus().getLockLevel() > UserAccountStatus.LOCK_LEVEL_LOGIN) {
        httpRequest.setAttribute(Constants.REQ_ATTR_ERROR_KEY, BaseBean.ERROR_USER_LOCKED);
        forward(errorPage, httpRequest, httpResponse);
        return false;
      }

      handleLoginException(chain, httpRequest, httpResponse, rdo);
      return false;
    }

    if (!rdo.isMarketplace()
        && !rdo.isAccessToServiceUrl() // BE09588 Login is OK if a
        // service is accessed, whose
        // subscription has no
        // marketplace
        && identityService.getCurrentUserDetails().getOrganizationRoles().size() == 1
        && identityService
            .getCurrentUserDetails()
            .getOrganizationRoles()
            .contains(OrganizationRoleType.CUSTOMER)) {
      if (ADMStringUtils.isBlank(rdo.getMarketplaceId())) {
        if (redirectToMpUrl(httpRequest, httpResponse)) {
          setupUserDetail(httpRequest, rdo, identityService, session);
          return false;
        } else {
          httpRequest.setAttribute(
              Constants.REQ_ATTR_ERROR_KEY, BaseBean.ERROR_INVALID_MARKETPLACE_URL);
          forward(BaseBean.MARKETPLACE_ERROR_PAGE, httpRequest, httpResponse);
        }
      } else {
        setupUserDetail(httpRequest, rdo, identityService, session);
        forward(BaseBean.MARKETPLACE_START_SITE, httpRequest, httpResponse);
      }
      return false;
    }

    // get the service again because the credentials have been
    // changed (important for WS usage)
    identityService = serviceAccess.getService(IdentityService.class);
    try {
      identityService.refreshLdapUser();
    } catch (ValidationException e) {
      logger.logDebug(
          "Refresh of LDAP user failed, most likely due to missing/wrong LDAP settings");
    }

    logger.logInfo(
        Log4jLogger.ACCESS_LOG,
        LogMessageIdentifier.INFO_USER_LOGIN_SUCCESS,
        StringUtils.isNotBlank(voUser.getUserId()) ? voUser.getUserId() : "",
        IPResolver.resolveIpAddress(httpRequest),
        voUser.getTenantId());
    return true;
  }
  protected void handleProtectedUrlAndChangePwdCase(
      FilterChain chain,
      HttpServletRequest httpRequest,
      HttpServletResponse httpResponse,
      AuthorizationRequestData rdo)
      throws IOException, ServletException {

    if (logger.isDebugLoggingEnabled()) {
      logger.logDebug("Access to protected URL='" + rdo.getRelativePath() + "'");
    }

    ServiceAccess serviceAccess = ServiceAccess.getServiceAcccessFor(httpRequest.getSession());

    try {
      if (rdo.isAccessToServiceUrl()) {
        /*
         * We must NOT read the request parameters for service URLs
         * because this would cause a state switch of the request.
         * Afterwards the rewriting of a POST request may fail because
         * the parameters can't be accessed via the request input
         * stream.
         */
        httpRequest = handleServiceUrl(chain, httpRequest, httpResponse, rdo);
        if (httpRequest == null) {
          return;
        }
      } else if (ADMStringUtils.isBlank(rdo.getUserId())) {
        if (authSettings.isServiceProvider()) {
          if (isSamlForward(httpRequest)) {
            SAMLCredentials samlCredentials = new SAMLCredentials(httpRequest);
            rdo.setUserId(samlCredentials.getUserId());
            if (rdo.getUserId() == null) {
              httpRequest.setAttribute(
                  Constants.REQ_ATTR_ERROR_KEY, BaseBean.ERROR_INVALID_SAML_RESPONSE);
              forward(errorPage, httpRequest, httpResponse);
            }
          }
        } else {
          rdo.setUserId(httpRequest.getParameter(Constants.REQ_PARAM_USER_ID));
        }
      }

      // continue if user is already logged-in
      if (handleLoggedInUser(chain, httpRequest, httpResponse, serviceAccess, rdo)) {
        return;
      }

      // the httpRequest was already processed and we forwarded to the
      // corresponding page therefore we must not try to login again
      if (httpRequest.getAttribute(Constants.REQ_ATTR_ERROR_KEY) != null) {
        chain.doFilter(httpRequest, httpResponse);
        return;
      }

      refreshData(authSettings, rdo, httpRequest, httpResponse);

      // user not logged in, check user-name and password before login
      // don't do a trim on password because it may have
      // leading/trailing/only blanks

      if (authSettings.isServiceProvider()) {
        rollbackDefaultTimeout(httpRequest);
        if (ADMStringUtils.isBlank(rdo.getUserId())) {
          httpRequest.setAttribute(
              Constants.REQ_ATTR_ERROR_KEY, BaseBean.ERROR_INVALID_SAML_RESPONSE);
          if (isSamlForward(httpRequest)) {
            forward(errorPage, httpRequest, httpResponse);
          } else {
            forwardToLoginPage(rdo.getRelativePath(), true, httpRequest, httpResponse, chain);
          }
          return;
        }
      } else {
        if (ADMStringUtils.isBlank(rdo.getUserId()) || !rdo.isPasswordSet()) {
          if (!rdo.isMarketplace()
              && (!ADMStringUtils.isBlank(rdo.getUserId()) || rdo.isPasswordSet())) {
            // login data not complete, user or password empty
            httpRequest.setAttribute(Constants.REQ_ATTR_ERROR_KEY, BaseBean.ERROR_LOGIN);
          }
          forwardToLoginPage(rdo.getRelativePath(), true, httpRequest, httpResponse, chain);
          return;
        }
      }

      IdentityService identityService = serviceAccess.getService(IdentityService.class);
      VOUser voUser;
      try {
        voUser = readTechnicalUserFromDb(identityService, rdo);
      } catch (ObjectNotFoundException e) {
        handleUserNotRegistered(chain, httpRequest, httpResponse, rdo);
        return;
      } catch (SaaSApplicationException e) {
        setErrorAttributesAndForward(errorPage, httpRequest, httpResponse, e);
        return;
      }

      if (!authSettings.isServiceProvider()) {
        if (isAccountLocked(httpRequest, httpResponse, voUser)) {
          return;
        }
      }

      final boolean operationSucceeded;
      if (!authSettings.isServiceProvider() && rdo.isRequestedToChangePwd()) {
        operationSucceeded =
            handleChangeUserPasswordRequest(chain, httpRequest, httpResponse, rdo, identityService);
      } else {
        operationSucceeded =
            loginUser(chain, httpRequest, httpResponse, voUser, rdo, identityService);
      }
      if (!operationSucceeded) {
        return;
      }
      rdo.setUserDetails(identityService.getCurrentUserDetails());

      // read user details value object and store it in the session, DON'T
      // use old session, because it might have been invalidated
      httpRequest.getSession().setAttribute(Constants.SESS_ATTR_USER, rdo.getUserDetails());

      if (isPageForbiddenToAccess(httpRequest, rdo, serviceAccess)) {
        forward(insufficientAuthoritiesUrl, httpRequest, httpResponse);
      }
      // check if user must change his password
      if (!authSettings.isServiceProvider()
          && (rdo.getUserDetails().getStatus() == UserAccountStatus.PASSWORD_MUST_BE_CHANGED)) {
        forwardToPwdPage(rdo.getUserDetails().getUserId(), httpRequest, httpResponse);
      } else {
        redirectToPrimarilyRequestedUrl(chain, httpRequest, httpResponse, serviceAccess, rdo);
      }

    } catch (NumberFormatException e) {
      handleNumberFormatException(chain, httpRequest, httpResponse, e, rdo);
    } catch (ServletException e) {
      handleServletException(httpRequest, httpResponse, e);
    } catch (MarketplaceRemovedException e) {
      handleMarketplaceRemovedException(httpRequest, httpResponse);
    }
  }