56 lines
2.0 KiB
Java
56 lines
2.0 KiB
Java
package eu.dnetlib.uoaauthorizationlibrary.stateless.utils;
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import eu.dnetlib.uoaauthorizationlibrary.configuration.SecurityConfig;
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import org.apache.log4j.Logger;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.http.*;
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import org.springframework.stereotype.Component;
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import org.springframework.web.client.RestClientException;
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import org.springframework.web.client.RestTemplate;
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import javax.servlet.http.Cookie;
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import javax.servlet.http.HttpServletRequest;
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import java.util.Arrays;
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import java.util.Collections;
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@Component
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public class AuthorizationUtils {
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private final Logger log = Logger.getLogger(this.getClass());
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private final SecurityConfig securityConfig;
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@Autowired
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AuthorizationUtils(SecurityConfig securityConfig) {
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this.securityConfig = securityConfig;
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}
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public UserInfo getUserInfo(HttpServletRequest request) {
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String url = securityConfig.getUserInfoUrl();
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RestTemplate restTemplate = new RestTemplate();
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try {
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if(hasCookie(request)) {
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ResponseEntity<UserInfo> response = restTemplate.exchange(url, HttpMethod.GET, createHeaders(request), UserInfo.class);
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return response.getBody();
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}
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return null;
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} catch (RestClientException e) {
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log.error(url + ": " + e.getMessage());
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return null;
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}
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}
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private boolean hasCookie(HttpServletRequest request) {
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Cookie[] cookies = request.getCookies();
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if(cookies != null) {
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return Arrays.stream(cookies).anyMatch(cookie -> cookie.getName().equalsIgnoreCase(this.securityConfig.getSession()));
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}
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return false;
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}
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private HttpEntity<HttpHeaders> createHeaders(HttpServletRequest request) {
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HttpHeaders headers = new HttpHeaders();
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headers.setAccept(Collections.singletonList(MediaType.APPLICATION_JSON));
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headers.set("Cookie", request.getHeader("Cookie"));
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return new HttpEntity<>(headers);
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}
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}
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