74 lines
3.4 KiB
Java
74 lines
3.4 KiB
Java
package eu.eudat.logic.handlers;
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import eu.eudat.exceptions.security.UnauthorisedException;
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import eu.eudat.logic.security.claims.ClaimedAuthorities;
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import eu.eudat.logic.services.operations.authentication.AuthenticationService;
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import eu.eudat.models.data.security.Principal;
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import eu.eudat.types.Authorities;
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import org.apache.catalina.connector.RequestFacade;
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import org.apache.tomcat.util.buf.MessageBytes;
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import org.springframework.core.MethodParameter;
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import org.springframework.web.bind.support.WebDataBinderFactory;
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import org.springframework.web.context.request.NativeWebRequest;
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import org.springframework.web.context.request.ServletWebRequest;
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import org.springframework.web.method.support.HandlerMethodArgumentResolver;
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import org.springframework.web.method.support.ModelAndViewContainer;
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import java.lang.annotation.Annotation;
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import java.util.*;
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public final class PrincipalArgumentResolver implements HandlerMethodArgumentResolver {
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private AuthenticationService verifiedUserAuthenticationService;
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private AuthenticationService nonVerifiedUserAuthenticationService;
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public PrincipalArgumentResolver(AuthenticationService verifiedUserAuthenticationService, AuthenticationService nonVerifiedUserAuthenticationService) {
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this.verifiedUserAuthenticationService = verifiedUserAuthenticationService;
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this.nonVerifiedUserAuthenticationService = nonVerifiedUserAuthenticationService;
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}
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@Override
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public boolean supportsParameter(MethodParameter methodParameter) {
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return methodParameter.getParameterType().equals(Principal.class);
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}
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@Override
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public Object resolveArgument(MethodParameter methodParameter, ModelAndViewContainer modelAndViewContainer, NativeWebRequest nativeWebRequest, WebDataBinderFactory webDataBinderFactory) throws Exception {
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String token = nativeWebRequest.getHeader("AuthToken");
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boolean checkMailNull = ((ServletWebRequest) nativeWebRequest).getRequest().getRequestURI().startsWith("/api/emailConfirmation");
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AuthenticationService authenticationService = checkMailNull ? this.nonVerifiedUserAuthenticationService : this.verifiedUserAuthenticationService;
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Optional<Annotation> claimsAnnotation = Arrays.stream(methodParameter.getParameterAnnotations()).filter(annotation -> annotation.annotationType().equals(ClaimedAuthorities.class)).findAny();
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List<Authorities> claimList = claimsAnnotation.map(annotation -> Arrays.asList(((ClaimedAuthorities) annotation).claims())).orElse(Authorities.all());
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if (claimList.size() == 1 && claimList.get(0).equals(Authorities.ANONYMOUS)) {
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return new Principal();
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} else if (claimList.contains(Authorities.ANONYMOUS) && token == null) {
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return new Principal();
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}
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if (token == null) throw new UnauthorisedException("Authentication Information Is Missing");
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UUID authToken;
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try {
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authToken = UUID.fromString(token);
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} catch (IllegalArgumentException ex) {
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throw new UnauthorisedException("Authentication Information Is Missing");
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}
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Principal principal = authenticationService.Touch(authToken);
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if (principal == null) throw new UnauthorisedException("Authentication Information Missing");
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if (!claimList.contains(Authorities.ANONYMOUS) && !principal.isAuthorized(claimList))
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throw new UnauthorisedException("You are not Authorized For this Action");
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return principal;
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}
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private Date addADay(Date date) {
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Date dt = new Date();
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Calendar c = Calendar.getInstance();
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c.setTime(dt);
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c.add(Calendar.DATE, 1);
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dt = c.getTime();
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return dt;
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}
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} |