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/*
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* This class has been taken from org.springframework.security.oauth.examples.sparklr
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*
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* ----------------------------------------------------------------------------------
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*
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* Copyright 2002-2011 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package eu.etaxonomy.cdm.remote.oauth2;
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import java.util.Collection;
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import org.springframework.security.core.Authentication;
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import org.springframework.security.oauth2.provider.AuthorizationRequest;
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import org.springframework.security.oauth2.provider.ClientDetails;
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import org.springframework.security.oauth2.provider.ClientDetailsService;
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import org.springframework.security.oauth2.provider.ClientRegistrationException;
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import org.springframework.security.oauth2.provider.approval.ApprovalStoreUserApprovalHandler;
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/**
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* @author a.kohlbecker
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* @date Oct 6, 2016
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*
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*/
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public class CdmUserApprovalHandler extends ApprovalStoreUserApprovalHandler {
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private boolean useApprovalStore = true;
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private ClientDetailsService clientDetailsService;
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/**
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* Service to load client details (optional) for auto approval checks.
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*
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* @param clientDetailsService a client details service
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*/
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@Override
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public void setClientDetailsService(ClientDetailsService clientDetailsService) {
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this.clientDetailsService = clientDetailsService;
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super.setClientDetailsService(clientDetailsService);
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}
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/**
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* @param useApprovalStore the useTokenServices to set
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*/
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public void setUseApprovalStore(boolean useApprovalStore) {
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this.useApprovalStore = useApprovalStore;
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}
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/**
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* Allows automatic approval for a white list of clients in the implicit grant case.
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*
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* @param authorizationRequest The authorization request.
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* @param userAuthentication the current user authentication
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*
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* @return An updated request if it has already been approved by the current user.
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*/
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@Override
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public AuthorizationRequest checkForPreApproval(AuthorizationRequest authorizationRequest,
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Authentication userAuthentication) {
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boolean approved = false;
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// If we are allowed to check existing approvals this will short circuit the decision
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if (useApprovalStore) {
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authorizationRequest = super.checkForPreApproval(authorizationRequest, userAuthentication);
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approved = authorizationRequest.isApproved();
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}
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else {
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if (clientDetailsService != null) {
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Collection<String> requestedScopes = authorizationRequest.getScope();
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try {
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ClientDetails client = clientDetailsService
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.loadClientByClientId(authorizationRequest.getClientId());
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for (String scope : requestedScopes) {
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if (client.isAutoApprove(scope)) {
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approved = true;
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break;
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}
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}
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}
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catch (ClientRegistrationException e) {
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}
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}
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}
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authorizationRequest.setApproved(approved);
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return authorizationRequest;
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}
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}
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