001/**
002 * Copyright 2005-2016 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.rice.krad.kim;
017
018import org.apache.commons.lang.StringUtils;
019import org.kuali.rice.kim.api.KimConstants;
020import org.kuali.rice.kim.api.permission.Permission;
021import org.kuali.rice.kim.impl.permission.PermissionBo;
022import org.kuali.rice.krad.kim.NamespaceWildcardAllowedAndOrStringExactMatchPermissionTypeServiceImpl;
023
024import java.util.ArrayList;
025import java.util.Collections;
026import java.util.List;
027import java.util.Map;
028
029/**
030 * @author Kuali Rice Team (rice.collab@kuali.org)
031 */
032public class ParameterPermissionTypeServiceImpl extends NamespaceWildcardAllowedAndOrStringExactMatchPermissionTypeServiceImpl {
033
034    @Override
035    protected List<String> getRequiredAttributes() {
036        final List<String> attrs = new ArrayList<String>(super.getRequiredAttributes());
037        attrs.add(KimConstants.AttributeConstants.PARAMETER_NAME);
038        attrs.add(KimConstants.AttributeConstants.COMPONENT_NAME);
039        return Collections.unmodifiableList(attrs);
040    }
041
042    @Override
043    protected boolean isCheckRequiredAttributes() {
044        return true;
045    }
046    
047    @Override
048    protected List<Permission> performPermissionMatches(Map<String, String> requestedDetails, List<Permission> permissionsList) {
049        String requestedParameterName = requestedDetails.get(KimConstants.AttributeConstants.PARAMETER_NAME);
050        String requestedComponentName = requestedDetails.get(KimConstants.AttributeConstants.COMPONENT_NAME);
051        List<Permission> matchingPermissions = new ArrayList<Permission>();
052        for (Permission kpi : permissionsList ) {
053            PermissionBo bo = PermissionBo.from(kpi);
054            String parameterName = bo.getDetails().get(KimConstants.AttributeConstants.PARAMETER_NAME);
055            String componentName = bo.getDetails().get(KimConstants.AttributeConstants.COMPONENT_NAME);
056            if ( (StringUtils.isBlank(parameterName)
057                    || StringUtils.equals(requestedParameterName, parameterName)) 
058                &&(StringUtils.isBlank(componentName)
059                        || StringUtils.equals(requestedComponentName, componentName))) {
060                matchingPermissions.add(kpi);
061            }
062        }
063        return super.performPermissionMatches(requestedDetails, matchingPermissions);
064    }    
065}