org.jahia.modules.defaultmodule.actions.ChainAction.java Source code

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Here is the source code for org.jahia.modules.defaultmodule.actions.ChainAction.java

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/**
 * ==========================================================================================
 * =                   JAHIA'S DUAL LICENSING - IMPORTANT INFORMATION                       =
 * ==========================================================================================
 *
 *                                 http://www.jahia.com
 *
 *     Copyright (C) 2002-2016 Jahia Solutions Group SA. All rights reserved.
 *
 *     THIS FILE IS AVAILABLE UNDER TWO DIFFERENT LICENSES:
 *     1/GPL OR 2/JSEL
 *
 *     1/ GPL
 *     ==================================================================================
 *
 *     IF YOU DECIDE TO CHOOSE THE GPL LICENSE, YOU MUST COMPLY WITH THE FOLLOWING TERMS:
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 *
 *     2/ JSEL - Commercial and Supported Versions of the program
 *     ===================================================================================
 *
 *     IF YOU DECIDE TO CHOOSE THE JSEL LICENSE, YOU MUST COMPLY WITH THE FOLLOWING TERMS:
 *
 *     Alternatively, commercial and supported versions of the program - also known as
 *     Enterprise Distributions - must be used in accordance with the terms and conditions
 *     contained in a separate written agreement between you and Jahia Solutions Group SA.
 *
 *     If you are unsure which license is appropriate for your use,
 *     please contact the sales department at sales@jahia.com.
 */
package org.jahia.modules.defaultmodule.actions;

import org.jahia.bin.*;
import org.jahia.services.content.JCRSessionWrapper;
import org.jahia.services.render.RenderContext;
import org.jahia.services.render.Resource;
import org.jahia.services.render.URLResolver;
import org.jahia.services.render.URLResolverFactory;
import org.jahia.services.templates.JahiaTemplateManagerService;
import org.springframework.beans.factory.InitializingBean;

import javax.jcr.AccessDeniedException;
import javax.servlet.http.HttpServletRequest;
import java.util.List;
import java.util.Map;

/**
 * Action handler that is capable of executing a chain of specified action.
 *
 * @author rincevent
 * @since JAHIA 6.5
 * Created : 11 mars 2010
 */
public class ChainAction extends Action implements InitializingBean {

    private JahiaTemplateManagerService templateService;
    private DefaultPostAction defaultPostAction;
    private URLResolverFactory urlResolverFactory;

    public static final String ACTION_NAME = "chain";
    public static final String CHAIN_OF_ACTION = "chainOfAction";

    public ChainAction() {
        setName(ACTION_NAME);
    }

    public void setTemplateService(JahiaTemplateManagerService templateService) {
        this.templateService = templateService;
    }

    public void setUrlResolverFactory(URLResolverFactory urlResolverFactory) {
        this.urlResolverFactory = urlResolverFactory;
    }

    public void setDefaultPostAction(DefaultPostAction defaultPostAction) {
        this.defaultPostAction = defaultPostAction;
    }

    public ActionResult doExecute(HttpServletRequest req, RenderContext renderContext, Resource resource,
            JCRSessionWrapper session, Map<String, List<String>> parameters, URLResolver urlResolver)
            throws Exception {
        List<String> chainOfactions = parameters.get(CHAIN_OF_ACTION);
        if (chainOfactions != null) {
            String[] actions = chainOfactions.get(0).split(",");
            Map<String, Action> actionsMap = templateService.getActions();
            ActionResult result = null;
            String path = null;
            for (String actionToDo : actions) {
                if (DefaultPostAction.ACTION_NAME.equals(actionToDo)) {
                    String s = urlResolver.getUrlPathInfo().replace(".chain.do", "/*");
                    URLResolver resolver = urlResolverFactory.createURLResolver(s, req.getServerName(), req);
                    resolver.setSiteKey(urlResolver.getSiteKey());
                    result = defaultPostAction.doExecute(req, renderContext, resource, session, parameters,
                            resolver);
                } else {
                    Action action = actionsMap.get(actionToDo);
                    if (action.getRequiredPermission() == null
                            || resource.getNode().hasPermission(action.getRequiredPermission())) {
                        result = action.doExecute(req, renderContext, resource, session, parameters, urlResolver);
                    } else {
                        throw new AccessDeniedException();
                    }
                    if (actionToDo.equals("redirect") && result != null && result.getUrl() != null) {
                        path = result.getUrl();
                    }
                }
            }
            if (path != null) {
                result.setUrl(path);
            }
            return result;
        }
        return ActionResult.BAD_REQUEST;
    }

    /**
     * Invoked by a BeanFactory after it has set all bean properties supplied
     * (and satisfied BeanFactoryAware and ApplicationContextAware).
     * <p>This method allows the bean instance to perform initialization only
     * possible when all bean properties have been set and to throw an
     * exception in the event of misconfiguration.
     *
     * @throws Exception in the event of misconfiguration (such
     *                   as failure to set an essential property) or if initialization fails.
     */
    public void afterPropertiesSet() throws Exception {
        Render.getReservedParameters().add(CHAIN_OF_ACTION);
    }
}