org.mrgeo.services.SecurityUtils.java Source code

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Here is the source code for org.mrgeo.services.SecurityUtils.java

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/*
 * Copyright 2009-2014 DigitalGlobe, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and limitations under the License.
 */

package org.mrgeo.services;

import java.util.Properties;

import org.apache.commons.lang.StringUtils;
import org.mrgeo.data.DataProviderFactory;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.core.context.SecurityContextHolder;

public class SecurityUtils {
    public static Properties getProviderProperties() {
        Properties providerProperties = null;
        SecurityContext secCtx = SecurityContextHolder.getContext();
        if (secCtx != null) {
            Authentication a = secCtx.getAuthentication();
            if (a != null) {
                providerProperties = new Properties();
                java.util.Collection<? extends GrantedAuthority> auths = a.getAuthorities();
                String[] roles = new String[auths.size()];
                int i = 0;
                for (GrantedAuthority auth : auths) {
                    roles[i] = auth.getAuthority();
                    i++;
                }
                DataProviderFactory.setProviderProperty(DataProviderFactory.PROVIDER_PROPERTY_USER_NAME,
                        a.getName(), providerProperties);
                DataProviderFactory.setProviderProperty(DataProviderFactory.PROVIDER_PROPERTY_USER_ROLES,
                        StringUtils.join(roles, ","), providerProperties);
            }
        }
        return providerProperties;
    }
}