it.geosolutions.geonetwork.op.GNMetadataAdmin.java Source code

Introduction

Here is the source code for it.geosolutions.geonetwork.op.GNMetadataAdmin.java

Source

/*
 *  GeoNetwork-Manager - Simple Manager Library for GeoNetwork
 *
 *  Copyright (C) 2007,2011 GeoSolutions S.A.S.
 *  http://www.geo-solutions.it
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package it.geosolutions.geonetwork.op;

import it.geosolutions.geonetwork.exception.GNLibException;
import it.geosolutions.geonetwork.exception.GNServerException;
import it.geosolutions.geonetwork.util.GNPrivConfiguration;
import it.geosolutions.geonetwork.util.HTTPUtils;

import org.apache.commons.httpclient.HttpStatus;
import org.apache.log4j.Logger;

import org.jdom.Element;
import org.jdom.output.Format;
import org.jdom.output.XMLOutputter;

/**
 * The metadata.admin service updates the operations allowed for a metadata
 * with the list of operations allowed send in the parameters,
 * deleting all the operations allowed assigned previously.
 * 
 * @author ETj (etj at geo-solutions.it)
 */
public class GNMetadataAdmin {

    private final static Logger LOGGER = Logger.getLogger(GNMetadataAdmin.class);

    public static void setPriv(HTTPUtils connection, String gnServiceURL, long metadataId, GNPrivConfiguration cfg)
            throws GNLibException, GNServerException {
        if (LOGGER.isDebugEnabled())
            LOGGER.debug("Setting privileges on md#" + metadataId);
        Element adminRequest = buildAdminRequest(metadataId, cfg);
        gnAdminMetadata(connection, gnServiceURL, adminRequest);
        if (LOGGER.isInfoEnabled())
            LOGGER.info("Set privileges for " + cfg.getPrivileges().size() + " groups on md#" + metadataId);
    }

    /**
     * 
     * @see {@link http://geonetwork-opensource.org/latest/developers/xml_services/metadata_xml_services.html#update-operations-allowed-for-a-metadata-metadata-admin }
     */
    private static Element buildAdminRequest(long metadataId, GNPrivConfiguration cfg) throws GNLibException {
        if (LOGGER.isDebugEnabled())
            LOGGER.debug("Compiling admin request document");

        Element request = new Element("request");
        request.addContent(new Element("id").setText(Long.toString(metadataId)));
        for (GNPrivConfiguration.Privileges grant : cfg.getPrivileges()) {
            Integer groupId = grant.getGroup();
            String ops = grant.getOps();
            for (char c : "012345".toCharArray()) {
                if (ops.indexOf(c) != -1) {
                    String op = new StringBuilder().append('_').append(groupId).append('_').append(c).toString();
                    request.addContent(new Element(op).setText("on"));
                }
            }
        }

        return request;
    }

    private static void gnAdminMetadata(HTTPUtils connection, String baseURL, final Element gnRequest)
            throws GNServerException {

        String serviceURL = baseURL + "/srv/en/metadata.admin";
        gnPut(connection, serviceURL, gnRequest);
        if (connection.getLastHttpStatus() != HttpStatus.SC_OK)
            throw new GNServerException("Error setting metadata privileges in GeoNetwork");
    }

    private static String gnPut(HTTPUtils connection, String serviceURL, final Element gnRequest) {

        final XMLOutputter outputter = new XMLOutputter(Format.getCompactFormat());
        String s = outputter.outputString(gnRequest);

        connection.setIgnoreResponseContentOnSuccess(false);
        String res = connection.postXml(serviceURL, s);
        //        if(LOGGER.isInfoEnabled())
        //            LOGGER.info(serviceURL + " returned --> " + res);
        return res;
    }

}