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| package eternal.fire;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.net.URLDecoder;
import java.nio.charset.StandardCharsets;
import java.util.Base64;
@Order(2)
@Component
public class AuthInterceptor implements HandlerInterceptor {
final Logger logger = LoggerFactory.getLogger(getClass());
final
UserService userService;
public AuthInterceptor(UserService userService) {
this.userService = userService;
}
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
logger.info("preAuthenticate {}...", request.getRequestURI());
authenticateByHeader(request);
return true;
}
private void authenticateByHeader(HttpServletRequest request) {
String authHeader = request.getHeader("Authorization");
if (authHeader != null && authHeader.startsWith("Basic ")) {
logger.info("try to authenticate by Authorization Header");
String up = new String(Base64.getDecoder().decode(authHeader.substring(6)), StandardCharsets.UTF_8);
int pos = up.indexOf(':');
if (pos > 0) {
String email = URLDecoder.decode(up.substring(0, pos), StandardCharsets.UTF_8);
String password = URLDecoder.decode(up.substring(pos + 1), StandardCharsets.UTF_8);
User user = userService.signin(email, password);
request.getSession().setAttribute(UserController.KEY_USER, user);
logger.info("user {} have logged in by Authentication Header", email);
} else {
logger.info("try to authenticate by Authorization Header FAILED!");
}
} else {
logger.info("try to authenticate by Authorization Header FAILED!");
}
}
}
|
