private OAuth2ClientAuthenticationProcessingFilter ssoFilter(ClientResources client, String path) {
	OAuth2RestTemplate oAuth2RestTemplate = new OAuth2RestTemplate(client.getClient(), oauth2ClientContext);

	UserInfoTokenServices tokenServices = new UserInfoTokenServices(client.getResource().getUserInfoUri(),
			client.getClient().getClientId());
	tokenServices.setRestTemplate(oAuth2RestTemplate);

	OAuth2ClientAuthenticationProcessingFilter oAuth2ClientAuthenticationFilter =
			new OAuth2ClientAuthenticationProcessingFilter(path);
	oAuth2ClientAuthenticationFilter.setRestTemplate(oAuth2RestTemplate);
	oAuth2ClientAuthenticationFilter.setTokenServices(tokenServices);
	oAuth2ClientAuthenticationFilter.setAuthenticationSuccessHandler(new SimpleUrlAuthenticationSuccessHandler() {
		@Override
		public void onAuthenticationSuccess(HttpServletRequest request, HttpServletResponse response,
				Authentication authentication) throws IOException, ServletException {
			// TODO switch to tokens or find a way to return to last page on client
			this.setDefaultTargetUrl("/");
			super.onAuthenticationSuccess(request, response, authentication);
		}
	});

	return oAuth2ClientAuthenticationFilter;
}
 

public static Filter wechat(AuthorizationCodeResourceDetails client, ResourceServerProperties resourceServerProperties, String path, OAuth2ClientContext oauth2ClientContext) {
	OAuth2ClientAuthenticationProcessingFilter oAuth2ClientAuthenticationFilter = new OAuth2ClientAuthenticationProcessingFilter(path);

	OAuth2RestTemplate oAuth2RestTemplate = new OAuth2RestTemplate(client, oauth2ClientContext);
	AuthorizationCodeAccessTokenProvider accessTokenProvider = new AuthorizationCodeAccessTokenProvider();
	accessTokenProvider.setAuthorizationRequestEnhancer((request, resource, form, headers) -> {
		form.set("appid", resource.getClientId());
		form.set("secret", resource.getClientSecret());
		form.set("scope", "snsapi_userinfo");
		form.set("response_type", "code");
		form.set("#wechat_redirect", "");
	});
	accessTokenProvider.setMessageConverters(converters());
	oAuth2RestTemplate.setAccessTokenProvider(accessTokenProvider);

	oAuth2RestTemplate.setRetryBadAccessTokens(true);
	oAuth2ClientAuthenticationFilter.setRestTemplate(oAuth2RestTemplate);

	UserInfoTokenServices tokenServices = new UserInfoTokenServices(resourceServerProperties.getUserInfoUri(), client.getClientId());
	tokenServices.setRestTemplate(oAuth2RestTemplate);
	oAuth2ClientAuthenticationFilter.setTokenServices(tokenServices);
	return oAuth2ClientAuthenticationFilter;
}
 

public static Filter general(AuthorizationCodeResourceDetails client, ResourceServerProperties resourceServerProperties, String path, OAuth2ClientContext oauth2ClientContext) {
	OAuth2ClientAuthenticationProcessingFilter oAuth2ClientAuthenticationFilter = new OAuth2ClientAuthenticationProcessingFilter(path){
		protected void successfulAuthentication(HttpServletRequest request, HttpServletResponse response,
		                                        FilterChain chain, Authentication authResult) throws IOException, ServletException {
			super.successfulAuthentication(request, response, chain, authResult);
			OAuth2AccessToken accessToken = restTemplate.getAccessToken();
			log.warn(new Gson().toJson(authResult));
			log.warn(new Gson().toJson(accessToken));
		}
	};
	OAuth2RestTemplate oAuth2RestTemplate = new OAuth2RestTemplate(client, oauth2ClientContext);
	oAuth2ClientAuthenticationFilter.setRestTemplate(oAuth2RestTemplate);
	UserInfoTokenServices tokenServices = new UserInfoTokenServices(resourceServerProperties.getUserInfoUri(), client.getClientId());
	tokenServices.setRestTemplate(oAuth2RestTemplate);
	oAuth2ClientAuthenticationFilter.setTokenServices(tokenServices);
	return oAuth2ClientAuthenticationFilter;
}
 

private Filter oauthFilter() {
    logger.debug("Setup SSO filter for oauth");
    OAuth2ClientAuthenticationProcessingFilter oauth2Filter = new OAuth2ClientAuthenticationProcessingFilter(
            "/login/oauth");
    OAuth2RestTemplate auth2RestTemplate = new OAuth2RestTemplate(oauth2(), oauth2ClientContext);

    oauth2Filter.setRestTemplate(auth2RestTemplate);
    UserInfoTokenServices tokenServices = new UserInfoTokenServices(
            oauth2Resource().getUserInfoUri(),
            oauth2().getClientId());
    tokenServices.setRestTemplate(auth2RestTemplate);

    oauth2Filter.setTokenServices(new MyUserInfoTokenServices(
            oauth2Resource().getUserInfoUri(),
            oauth2().getClientId()));

    return oauth2Filter;
}
 

@Test
public void clientConfigured() throws Exception {
	this.context = new SpringApplicationBuilder(ClientConfiguration.class)
			.properties("spring.config.name=test", "server.port=0",
					"spring.cloud.gateway.enabled=false",
					"security.oauth2.resource.userInfoUri:https://example.com",
					"security.oauth2.client.clientId=foo")
			.run();
	RequestContextHolder.setRequestAttributes(
			new ServletRequestAttributes(new MockHttpServletRequest()));
	OAuth2ClientContext client = this.context.getBean(OAuth2ClientContext.class);
	assertThat(client.getAccessToken()).isNull();
	UserInfoTokenServices services = context.getBean(UserInfoTokenServices.class);
	OAuth2RestTemplate template = (OAuth2RestTemplate) ReflectionTestUtils
			.getField(services, "restTemplate");
	MockRestServiceServer server = MockRestServiceServer.createServer(template);
	server.expect(requestTo("https://example.com"))
			.andRespond(withSuccess("{\"id\":\"user\"}", MediaType.APPLICATION_JSON));
	services.loadAuthentication("FOO");
	assertThat(client.getAccessToken().getValue()).isEqualTo("FOO");
	server.verify();
}
 

private Filter ssoFilter() {
    OAuth2ClientAuthenticationProcessingFilter facebookFilter = new OAuth2ClientAuthenticationProcessingFilter("/login");
    OAuth2RestTemplate facebookTemplate = new OAuth2RestTemplate(facebook(), oauth2ClientContext);
    facebookFilter.setRestTemplate(facebookTemplate);
    UserInfoTokenServices tokenServices = new UserInfoTokenServices(facebookResource().getUserInfoUri(), facebook().getClientId());
    tokenServices.setRestTemplate(facebookTemplate);
    facebookFilter.setTokenServices(tokenServices);
    SavedRequestAwareAuthenticationSuccessHandler authenticationSuccessHandler = new SavedRequestAwareAuthenticationSuccessHandler();
    authenticationSuccessHandler.setUseReferer(true);
    authenticationSuccessHandler.setTargetUrlParameter("continue");
    facebookFilter.setAuthenticationSuccessHandler(authenticationSuccessHandler);
    return facebookFilter;
}