GenericLinkConfigPanel.java

/**
 * Copyright 2011 the original author or authors.
 *
 * 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.bricket.web.common.link;

import java.util.Map;
import java.util.Map.Entry;

import org.apache.wicket.model.IModel;
import org.apache.wicket.protocol.http.RequestUtils;
import org.apache.wicket.request.target.basic.RedirectRequestTarget;
import org.bricket.web.BricketConfigAwarePanel;

import brix.BrixNodeModel;
import brix.exception.BrixException;
import brix.jcr.wrapper.BrixNode;
import brix.web.nodepage.BrixPageParameters;

/**
 * @author Ingo Renner
 * @author Henning Teek
 * 
 */
public abstract class GenericLinkConfigPanel extends BricketConfigAwarePanel<GenericLinkConfig> {

    public GenericLinkConfigPanel(String id, IModel<BrixNode> tileNode) {
        super(id, tileNode, new GenericLinkConfig());
    }

    public void handleUrl(Map<String, Object> params) {
        handle(getConfig().getUrlBrixNodeModel(), getConfig().isUrlParam(), params);
    }

    public void handleSave(Map<String, Object> params) {
        handle(getConfig().getSaveUrlBrixNodeModel(), getConfig().isSaveUrlParam(), params);
    }

    public void handleCancel(Map<String, Object> params) {
        handle(getConfig().getCancelUrlBrixNodeModel(), getConfig().isCancelUrlParam(), params);
    }

    private void handle(BrixNodeModel bnm, boolean addParam, Map<String, Object> params) {
        if (bnm != null) {
            BrixPageParameters bpps;
            try {
                bpps = BrixPageParameters.getCurrent();
            } catch (BrixException be) {
                bpps = new BrixPageParameters();
            }
            bpps.clearQueryParams();

            if (addParam && params != null) {
                for (Entry<String, Object> entry : params.entrySet()) {
                    bpps.addQueryParam(entry.getKey(), entry.getValue());
                }
            }

            getRequestCycle()
                    .setRequestTarget(new RedirectRequestTarget(RequestUtils.toAbsolutePath(bpps.urlFor(bnm))));
        }
    }
}