/* Copyright (c) 2001 - 2007 TOPP - www.openplans.org. All rights reserved.
* This code is licensed under the GPL 2.0 license, availible at the root
* application directory.
*/
package org.geoserver.wms.georss;
import java.io.IOException;
import java.nio.charset.Charset;
import java.util.Arrays;
import java.util.Collections;
import java.util.Set;
import java.util.TreeSet;
import org.geoserver.platform.ServiceException;
import org.geoserver.wms.GetMapOutputFormat;
import org.geoserver.wms.GetMapRequest;
import org.geoserver.wms.WMS;
import org.geoserver.wms.WMSMapContext;
import org.geoserver.wms.map.XMLTransformerMap;
public class RSSGeoRSSMapOutputFormat implements GetMapOutputFormat {
/** the actual mime type for the response header */
private static String MIME_TYPE = "application/xml";
/** format names/aliases */
public static final Set<String> FORMAT_NAMES;
static {
String[] FORMATS = { "application/rss+xml", "rss", "application/rss xml" };
Set<String> names = new TreeSet<String>(String.CASE_INSENSITIVE_ORDER);
names.addAll(Arrays.asList(FORMATS));
FORMAT_NAMES = Collections.unmodifiableSet(names);
}
private WMS wms;
public RSSGeoRSSMapOutputFormat(WMS wms) {
this.wms = wms;
}
/**
* @see org.geoserver.wms.GetMapOutputFormat#getMimeType()
*/
public String getMimeType() {
return MIME_TYPE;
}
/**
* @see GetMapProducer#getOutputFormatNames()
*/
public Set<String> getOutputFormatNames() {
return FORMAT_NAMES;
}
/**
* @see org.geoserver.wms.GetMapOutputFormat#produceMap(org.geoserver.wms.WMSMapContext)
*/
public XMLTransformerMap produceMap(WMSMapContext map) throws ServiceException, IOException {
RSSGeoRSSTransformer tx = new RSSGeoRSSTransformer(wms);
GetMapRequest request = map.getRequest();
String geometryEncoding = (String) request.getFormatOptions().get("encoding");
if ("gml".equals(geometryEncoding)) {
tx.setGeometryEncoding(GeoRSSTransformerBase.GeometryEncoding.GML);
} else if ("latlong".equals(geometryEncoding)) {
tx.setGeometryEncoding(GeoRSSTransformerBase.GeometryEncoding.LATLONG);
} else {
tx.setGeometryEncoding(GeoRSSTransformerBase.GeometryEncoding.SIMPLE);
}
Charset encoding = wms.getCharSet();
tx.setEncoding(encoding);
XMLTransformerMap result = new XMLTransformerMap(map, tx, map, getMimeType());
// REVISIT: is was setting "inline; filename=geoserver.xml", now it's gonna be the requested
// layer names, is it ok?
result.setContentDispositionHeader(map, ".xml");
return result;
}
}