Exemplo n.º 1
0
  /**
   * Create an OpenID Auth Request, using the DiscoveryInformation object return by the openid4java
   * library.
   *
   * <p>This method also uses the Simple Registration Extension to grant the Relying Party (RP).
   *
   * @param discoveryInformation The DiscoveryInformation that should have been previously obtained
   *     from a call to performDiscoveryOnUserSuppliedIdentifier().
   * @param returnToUrl The URL to which the OP will redirect once the authentication call is
   *     complete.
   * @return AuthRequest - A "good-to-go" AuthRequest object packed with all kinds of great OpenID
   *     goodies for the OpenID Provider (OP). The caller must take this object and forward it on to
   *     the OP. Or call processAuthRequest() - part of this Service Class.
   */
  public static AuthRequest createOpenIdAuthRequest(
      DiscoveryInformation discoveryInformation, String returnToUrl) {
    AuthRequest ret = null;
    //
    try {
      // Create the AuthRequest object
      ret = getConsumerManager().authenticate(discoveryInformation, returnToUrl);
      // Create the Simple Registration Request
      SRegRequest sRegRequest = SRegRequest.createFetchRequest();
      FetchRequest ax = FetchRequest.createFetchRequest();
      // ax.addAttribute("http://www.w3.org/2006/vcard/ns#role",true);
      ax.addAttribute("label", "http://www.w3.org/2006/vcard/ns#role", true, 0);

      sRegRequest.addAttribute("email", false);
      sRegRequest.addAttribute("fullname", false);
      sRegRequest.addAttribute("dob", false);
      sRegRequest.addAttribute("postcode", false);
      ret.addExtension(sRegRequest);
      ret.addExtension(ax);

    } catch (Exception e) {
      String message = "Exception occurred while building AuthRequest object!";
      log.error(message, e);
      throw new RuntimeException(message, e);
    }
    return ret;
  }
Exemplo n.º 2
0
  @Override
  protected FetchRequest getFetchRequest() throws MessageException {
    final FetchRequest fetchRequest = FetchRequest.createFetchRequest();
    fetchRequest.addAttribute(
        YahooOpenIdAttributesDefinition.EMAIL, "http://axschema.org/contact/email", true);
    fetchRequest.addAttribute(
        YahooOpenIdAttributesDefinition.FULLNAME, "http://axschema.org/namePerson", true);
    fetchRequest.addAttribute(
        YahooOpenIdAttributesDefinition.LANGUAGE, "http://axschema.org/pref/language", true);
    fetchRequest.addAttribute(
        YahooOpenIdAttributesDefinition.PROFILEPICTURE,
        "http://axschema.org/media/image/default",
        true);

    logger.debug("fetchRequest: {}", fetchRequest);
    return fetchRequest;
  }
  @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);
    }
  }
  /*
   * This method is called by the application when the user clicks on 'Sign In
   * with Intuit' button from the Login Page to get the OpenId.
   */
  @RequestMapping(value = "/initialize.htm", method = RequestMethod.GET)
  public void initialize(final HttpServletRequest request, final HttpServletResponse response)
      throws IOException {

    LOG.info("### OpenIdController -> initialize() - started ###");

    final List<DiscoveryInformation> discoveries = new ArrayList<DiscoveryInformation>();
    final ConsumerManager manager = new ConsumerManager();

    manager.setAssociations(new InMemoryConsumerAssociationStore());
    manager.setNonceVerifier(new InMemoryNonceVerifier(5000));
    manager.setMinAssocSessEnc(AssociationSessionType.DH_SHA256);

    DiscoveryInformation discovered = null;

    try {
      LOG.info("OpenID Provider URL = " + WebUtils.OPENID_PROVIDER_URL);
      discovered = new DiscoveryInformation(new URL(WebUtils.OPENID_PROVIDER_URL));
    } catch (DiscoveryException e) {
      LOG.error(e.getLocalizedMessage());
    } catch (MalformedURLException me) {
      LOG.error(me.getLocalizedMessage());
    }

    discoveries.add(discovered);

    final DiscoveryInformation discoveryInfo = manager.associate(discoveries);
    request.getSession().setAttribute("openid-disc", discoveryInfo);

    final FetchRequest fetch = FetchRequest.createFetchRequest();

    try {
      fetch.addAttribute("FirstName", "http://axschema.org/namePerson/first", true);
      fetch.addAttribute("LastName", "http://axschema.org/namePerson/last", true);
      fetch.addAttribute("Email", "http://axschema.org/contact/email", true);
      fetch.addAttribute("RealmId", "http://axschema.org/intuit/realmId", true);
    } catch (MessageException e) {
      LOG.error(e.getLocalizedMessage());
    }

    fetch.setCount("Email", 3);

    AuthRequest authReq = null;
    LOG.info("openIdReturnUrl = " + WebUtils.OPENID_RETURN_URL);
    try {
      authReq = manager.authenticate(discoveryInfo, WebUtils.OPENID_RETURN_URL);
      authReq.addExtension(fetch);
    } catch (MessageException e) {
      LOG.error(e.getLocalizedMessage());
    } catch (ConsumerException e) {
      LOG.error(e.getLocalizedMessage());
    }

    final HttpSession session = request.getSession();
    LOG.info("Session Id : " + session.getId());
    session.setAttribute("consumerManager", manager);
    LOG.info("authReq.getDestinationUrl: " + authReq.getDestinationUrl(true));
    LOG.info("### OpenIdController -> initialize() - completed ###");

    response.sendRedirect(authReq.getDestinationUrl(true));
  }
Exemplo n.º 5
0
  public void doStart(
      StaplerRequest request, StaplerResponse response, @QueryParameter String openid)
      throws IOException, ServletException {
    try {
      // determine a return_to URL where your application will receive
      // the authentication responses from the OpenID provider
      // YOU SHOULD CHANGE THIS TO GO TO THE
      String url = request.getRequestURL().toString();
      String returnToUrl = url.substring(0, url.length() - 5 /*start*/) + "return";

      // perform discovery on the user-supplied identifier
      List discoveries = manager.discover(openid);

      // attempt to associate with an OpenID provider
      // and retrieve one service endpoint for authentication
      discovered = manager.associate(discoveries);

      // store the discovery information in the user's session

      // obtain a AuthRequest message to be sent to the OpenID provider
      AuthRequest authReq = manager.authenticate(discovered, returnToUrl);

      // Attribute Exchange example: fetching the 'email' attribute
      FetchRequest fetch = FetchRequest.createFetchRequest();
      fetch.addAttribute(
          "email",
          // attribute alias
          "http://schema.openid.net/contact/email", // type URI
          true); // required

      // see http://code.google.com/apis/accounts/docs/OpenID.html
      fetch.addAttribute("ff", "http://axschema.org/namePerson/first", true);
      fetch.addAttribute("ll", "http://axschema.org/namePerson/last", true);

      // attach the extension to the authentication request
      authReq.addExtension(fetch);

      SRegRequest sregReq = SRegRequest.createFetchRequest();
      sregReq.addAttribute("fullname", true);
      sregReq.addAttribute("nickname", true);
      sregReq.addAttribute("email", true);
      authReq.addExtension(sregReq);

      if (!discovered.isVersion2()) {
        // Option 1: GET HTTP-redirect to the OpenID Provider endpoint
        // The only method supported in OpenID 1.x
        // redirect-URL usually limited ~2048 bytes
        response.sendRedirect(authReq.getDestinationUrl(true));
      } else {
        // Option 2: HTML FORM Redirection
        // Allows payloads > 2048 bytes

        // <FORM action="OpenID Provider's service endpoint">
        // see samples/formredirection.jsp for a JSP example
        // authReq.getOPEndpoint();

        // build a HTML FORM with the message parameters
        // authReq.getParameterMap();

        RequestDispatcher d = request.getView(this, "formRedirect.jelly");
        request.setAttribute("endpoint", authReq.getOPEndpoint());
        request.setAttribute("parameters", authReq.getParameterMap());
        d.forward(request, response);
      }
    } catch (OpenIDException e) {
      // present error to the user
      throw new Error(e);
    }
  }
Exemplo n.º 6
0
  /**
   * Authenticate an user with the provider
   *
   * @param adapter protocol adapter
   * @param providerInfo Information about a provider derived from discovery process
   * @return
   * @throws OpenIDDiscoveryException
   * @throws OpenIDConsumerException
   * @throws OpenIDMessageException
   * @throws OpenIDProtocolException
   */
  @SuppressWarnings("unchecked")
  public boolean authenticate(OpenIDProtocolAdapter adapter, OpenIDProviderInformation providerInfo)
      throws OpenIDDiscoveryException, OpenIDConsumerException, OpenIDMessageException,
          OpenIDProtocolException {
    DiscoveryInformation discovered = providerInfo.get();

    // obtain a AuthRequest message to be sent to the OpenID provider
    try {
      AuthRequest authReq = consumerManager.authenticate(discovered, adapter.getReturnURL());

      // Attribute Exchange example: fetching the 'email' attribute
      FetchRequest fetch = FetchRequest.createFetchRequest();
      SRegRequest sregReq = SRegRequest.createFetchRequest();

      OpenIDAttributeMap amap = adapter.getAttributeMap();

      if ("1".equals(amap.get("nickname"))) {
        // fetch.addAttribute("nickname",
        // "http://schema.openid.net/contact/nickname", false);
        sregReq.addAttribute("nickname", false);
      }

      if ("1".equals(amap.get("email"))) {
        fetch.addAttribute("email", OpenIDConstants.EMAIL.url(), false);
        sregReq.addAttribute("email", false);
      }

      if ("1".equals(amap.get("fullname"))) {
        fetch.addAttribute("fullname", OpenIDConstants.FULLNAME.url(), false);
        sregReq.addAttribute("fullname", false);
      }
      if ("1".equals(amap.get("dob"))) {
        fetch.addAttribute("dob", OpenIDConstants.DOB.url(), true);
        sregReq.addAttribute("dob", false);
      }

      if ("1".equals(amap.get("gender"))) {
        fetch.addAttribute("gender", OpenIDConstants.GENDER.url(), false);
        sregReq.addAttribute("gender", false);
      }

      if ("1".equals(amap.get("postcode"))) {
        fetch.addAttribute("postcode", OpenIDConstants.POSTCODE.url(), false);
        sregReq.addAttribute("postcode", false);
      }

      if ("1".equals(amap.get("country"))) {
        fetch.addAttribute("country", OpenIDConstants.COUNTRY.url(), false);
        sregReq.addAttribute("country", false);
      }

      if ("1".equals(amap.get("language"))) {
        fetch.addAttribute("language", OpenIDConstants.LANGUAGE.url(), false);
        sregReq.addAttribute("language", false);
      }

      if ("1".equals(amap.get("timezone"))) {
        fetch.addAttribute("timezone", OpenIDConstants.TIMEZONE.url(), false);
        sregReq.addAttribute("timezone", false);
      }

      // attach the extension to the authentication request
      if (!sregReq.getAttributes().isEmpty()) {
        authReq.addExtension(sregReq);
      }

      if (!discovered.isVersion2()) {
        // Option 1: GET HTTP-redirect to the OpenID Provider endpoint
        // The only method supported in OpenID 1.x
        // redirect-URL usually limited ~2048 bytes
        adapter.sendToProvider(1, authReq.getDestinationUrl(true), null);
        return true;
      } else {
        // Option 2: HTML FORM Redirection (Allows payloads >2048 bytes)
        adapter.sendToProvider(2, authReq.getDestinationUrl(false), authReq.getParameterMap());
      }
    } catch (MessageException e) {
      throw new OpenIDMessageException(e);
    } catch (ConsumerException e) {
      throw new OpenIDConsumerException(e);
    }
    return false;
  }
  // authentication request
  public String authRequest(
      String userSuppliedString, HttpServletRequest httpReq, HttpServletResponse httpResp)
      throws IOException, ServletException {

    if (OpenIDRealm.instance == null) {
      ServletOutputStream out = httpResp.getOutputStream();
      httpResp.setContentType("text/html; charset=\"UTF-8\"");
      httpResp.addHeader("pragma", "no-cache");
      httpResp.addHeader("Cache-Control", "no-cache");

      httpResp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);

      out.print("<html><head>");
      out.print("<title>OpenIDServlet Error</title>");
      out.print("<link rel=\"stylesheet\" type=\"text/css\" href=\"error.css\"></link></head>");
      out.print("<body><div id=\"container\"><h1>Error found</h1>");

      out.print("<h2>Message:");
      out.print("OpenID realm wasn't initialized.");
      out.print("</h2>");

      // out.print(HTTPUtils.printStackTraceHTML(t));

      out.print("</div></body></html>");
      return null;
    }
    try {
      String returnAfterAuthentication = httpReq.getParameter("return_to");

      // configure the return_to URL where your application will receive
      // the authentication responses from the OpenID provider
      String returnToUrl =
          httpReq.getRequestURL().toString()
              + "?is_return=true&exist_return="
              + returnAfterAuthentication;

      // perform discovery on the user-supplied identifier
      List<?> discoveries = manager.discover(userSuppliedString);

      // attempt to associate with the OpenID provider
      // and retrieve one service endpoint for authentication
      DiscoveryInformation discovered = manager.associate(discoveries);

      // store the discovery information in the user's session
      httpReq.getSession().setAttribute("openid-disc", discovered);

      // obtain a AuthRequest message to be sent to the OpenID provider
      AuthRequest authReq = manager.authenticate(discovered, returnToUrl);

      if (authReq.getOPEndpoint().indexOf("myopenid.com") > 0) {
        SRegRequest sregReq = SRegRequest.createFetchRequest();

        sregReq.addAttribute(AXSchemaType.FULLNAME.name().toLowerCase(), true);
        sregReq.addAttribute(AXSchemaType.EMAIL.name().toLowerCase(), true);
        sregReq.addAttribute(AXSchemaType.COUNTRY.name().toLowerCase(), true);
        sregReq.addAttribute(AXSchemaType.LANGUAGE.name().toLowerCase(), true);

        authReq.addExtension(sregReq);
      } else {

        FetchRequest fetch = FetchRequest.createFetchRequest();

        fetch.addAttribute(
            AXSchemaType.FIRSTNAME.getAlias(), AXSchemaType.FIRSTNAME.getNamespace(), true);
        fetch.addAttribute(
            AXSchemaType.LASTNAME.getAlias(), AXSchemaType.LASTNAME.getNamespace(), true);
        fetch.addAttribute(AXSchemaType.EMAIL.getAlias(), AXSchemaType.EMAIL.getNamespace(), true);
        fetch.addAttribute(
            AXSchemaType.COUNTRY.getAlias(), AXSchemaType.COUNTRY.getNamespace(), true);
        fetch.addAttribute(
            AXSchemaType.LANGUAGE.getAlias(), AXSchemaType.LANGUAGE.getNamespace(), true);

        // wants up to three email addresses
        fetch.setCount(AXSchemaType.EMAIL.getAlias(), 3);

        authReq.addExtension(fetch);
      }

      if (!discovered.isVersion2()) {
        // Option 1: GET HTTP-redirect to the OpenID Provider endpoint
        // The only method supported in OpenID 1.x
        // redirect-URL usually limited ~2048 bytes
        httpResp.sendRedirect(authReq.getDestinationUrl(true));
        return null;

      } else {
        // Option 2: HTML FORM Redirection (Allows payloads >2048 bytes)

        Object OPEndpoint = authReq.getDestinationUrl(false);

        ServletOutputStream out = httpResp.getOutputStream();

        httpResp.setContentType("text/html; charset=UTF-8");
        httpResp.addHeader("pragma", "no-cache");
        httpResp.addHeader("Cache-Control", "no-cache");

        out.println("<html xmlns=\"http://www.w3.org/1999/xhtml\">");
        out.println("<head>");
        out.println("    <title>OpenID HTML FORM Redirection</title>");
        out.println("</head>");
        out.println("<body onload=\"document.forms['openid-form-redirection'].submit();\">");
        out.println(
            "    <form name=\"openid-form-redirection\" action=\""
                + OPEndpoint
                + "\" method=\"post\" accept-charset=\"utf-8\">");

        Map<String, String> parameterMap = authReq.getParameterMap();
        for (Entry<String, String> entry : parameterMap.entrySet()) {
          out.println(
              "	<input type=\"hidden\" name=\""
                  + entry.getKey()
                  + "\" value=\""
                  + entry.getValue()
                  + "\"/>");
        }

        out.println("        <button type=\"submit\">Continue...</button>");
        out.println("    </form>");
        out.println("</body>");
        out.println("</html>");

        out.flush();
      }
    } catch (OpenIDException e) {
      // present error to the user
      LOG.debug("OpenIDException", e);

      ServletOutputStream out = httpResp.getOutputStream();
      httpResp.setContentType("text/html; charset=\"UTF-8\"");
      httpResp.addHeader("pragma", "no-cache");
      httpResp.addHeader("Cache-Control", "no-cache");

      httpResp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);

      out.print("<html><head>");
      out.print("<title>OpenIDServlet Error</title>");
      out.print("<link rel=\"stylesheet\" type=\"text/css\" href=\"error.css\"></link></head>");
      out.print("<body><div id=\"container\"><h1>Error found</h1>");

      out.print("<h2>Message:");
      out.print(e.getMessage());
      out.print("</h2>");

      Throwable t = e.getCause();
      if (t != null) {
        // t can be null
        out.print(HTTPUtils.printStackTraceHTML(t));
      }

      out.print("</div></body></html>");
    }

    return null;
  }
Exemplo n.º 8
0
  protected void sendOpenIdRequest(
      ThemeDisplay themeDisplay, ActionRequest actionRequest, ActionResponse actionResponse)
      throws Exception {

    HttpServletRequest request = PortalUtil.getHttpServletRequest(actionRequest);
    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("saveLastPath", Boolean.FALSE.toString());
    portletURL.setParameter(Constants.CMD, Constants.READ);
    portletURL.setParameter("struts_action", "/login/open_id");

    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));
  }
Exemplo n.º 9
0
  @SuppressWarnings("rawtypes")
  protected void processOpenID(
      HttpServletRequest request,
      HttpServletResponse response,
      String provider,
      String returnURL,
      boolean isRegister) {
    HttpSession session = request.getSession();
    session.setAttribute(SA_REGISTRATION, isRegister);
    session.setAttribute(SA_OPENID_PROVIDER, provider);
    if (returnURL == null || returnURL.isEmpty()) {
      returnURL = "/ui/admin";
    }
    session.setAttribute(SA_RETURN_URL, returnURL);

    if (provider == null || provider.isEmpty()) {
      provider = DEFAULT_PROVIDER;
    }
    log.info("Authentication request for " + provider + (isRegister ? " (registration)" : ""));

    String responseURL = uriInfo.getBaseUri().toString() + "system/security/response";
    try {
      // perform discovery on the user-supplied identifier
      List discoveries = manager.discover(provider);

      // attempt to associate with the OpenID provider
      // and retrieve one service endpoint for authentication
      DiscoveryInformation discovered = manager.associate(discoveries);

      // store the discovery information in the user's session
      request.getSession().setAttribute(SA_OPENID_DISC, discovered);

      // obtain a AuthRequest message to be sent to the OpenID provider
      AuthRequest authReq = manager.authenticate(discovered, responseURL);

      if (isRegister) {
        // Attribute Exchange example: fetching the 'email' attribute
        FetchRequest fetch = FetchRequest.createFetchRequest();
        if (provider.contains("google.com")) {
          //                    fetch.addAttribute(AP_EMAIL, "http://axschema.org/contact/email",
          // false);
          fetch.addAttribute(AP_FIRST_NAME, "http://axschema.org/namePerson/first", true);
          fetch.addAttribute(AP_LAST_NAME, "http://axschema.org/namePerson/last", true);
        } else if (provider.contains("yahoo.com")) {
          //                    fetch.addAttribute(AP_EMAIL, "http://axschema.org/contact/email",
          // false);
          fetch.addAttribute(AP_FULL_NAME, "http://axschema.org/namePerson", true);
        } else { // works for myOpenID
          //                    fetch.addAttribute(AP_EMAIL,
          // "http://schema.openid.net/contact/email", false);
          fetch.addAttribute(AP_FULL_NAME, "http://schema.openid.net/namePerson", true);
        }

        // attach the extension to the authentication request
        authReq.addExtension(fetch);
      }

      // For version2 endpoints can do a form-redirect but this is easier,
      // Relies on payload being less ~ 2k, currently ~ 800 bytes
      response.sendRedirect(authReq.getDestinationUrl(true));
    } catch (Exception e) {
      throw new WebApplicationException(e);
    }
  }