/* Copyright (c) 2001 - 2010 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.ows;

import java.util.Map;

/**
 * Mangles service URL's based on teh presence of a {@link LocalWorkspace} and {@link LocalLayer}.
 * <p>
 * When the local workspace and layer are present this mangler will turns urls of the form:
 * <pre>
 *   /geoserver/wfs?...
 * </pre>
 * into:
 * <pre>
 *   /geoserver/<localWorkspace>/<localLayer>/wfs?...
 * </pre>
 * </p>
 * @author Justin Deoliveira, OpenGeo
 *
 */
public class LocalWorkspaceURLMangler implements URLMangler {

    /**
     * the name/identifier of the ows: wfs, wms, wcs, etc...
     */
    String ows;
    
    public LocalWorkspaceURLMangler(String ows) {
        this.ows = ows;
    }
    
    public void mangleURL(StringBuilder baseURL, StringBuilder path, Map<String, String> kvp,
            URLType type) {
        
        if (type == URLType.SERVICE && path.toString().equalsIgnoreCase(ows)) {
            if (LocalWorkspace.get() != null) {
                path.insert(0, LocalWorkspace.get().getName()+"/");
                
                if (LocalLayer.get() != null) {
                    int i = LocalWorkspace.get().getName().length()+1;
                    path.insert(i, LocalLayer.get().getName()+"/");
                }
            }
        }
    }

}