com.liferay.compat.hook.action.CompatEditConfigurationAction.java Source code

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Here is the source code for com.liferay.compat.hook.action.CompatEditConfigurationAction.java

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/**
 * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library 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 Lesser General Public License for more
 * details.
 */

package com.liferay.compat.hook.action;

import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.exception.SystemException;
import com.liferay.portal.kernel.struts.BaseStrutsPortletAction;
import com.liferay.portal.kernel.struts.StrutsPortletAction;
import com.liferay.portal.kernel.util.JavaConstants;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.Validator;
import com.liferay.portal.util.PortalUtil;
import com.liferay.portlet.PortletPreferencesFactoryUtil;

import javax.portlet.ActionRequest;
import javax.portlet.ActionResponse;
import javax.portlet.PortletConfig;
import javax.portlet.PortletPreferences;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;
import javax.portlet.ResourceRequest;
import javax.portlet.ResourceResponse;
import javax.portlet.filter.ActionRequestWrapper;
import javax.portlet.filter.RenderRequestWrapper;
import javax.portlet.filter.ResourceRequestWrapper;

import javax.servlet.http.HttpServletRequest;

/**
 * @author Shinn Lok
 */
public class CompatEditConfigurationAction extends BaseStrutsPortletAction {

    public void processAction(StrutsPortletAction originalStrutsPortletAction, PortletConfig portletConfig,
            ActionRequest actionRequest, ActionResponse actionResponse) throws Exception {

        HttpServletRequest request = PortalUtil.getHttpServletRequest(actionRequest);

        PortletPreferences portletPreferences = getPortletPreferences(request, actionRequest.getPreferences());

        actionRequest = new ConfigurationActionRequest(actionRequest, portletPreferences);

        originalStrutsPortletAction.processAction(portletConfig, actionRequest, actionResponse);
    }

    public String render(StrutsPortletAction originalStrutsPortletAction, PortletConfig portletConfig,
            RenderRequest renderRequest, RenderResponse renderResponse) throws Exception {

        HttpServletRequest request = PortalUtil.getHttpServletRequest(renderRequest);

        PortletPreferences portletPreferences = getPortletPreferences(request, renderRequest.getPreferences());

        renderRequest = new ConfigurationRenderRequest(renderRequest, portletPreferences);

        request.setAttribute(JavaConstants.JAVAX_PORTLET_REQUEST, renderRequest);

        return originalStrutsPortletAction.render(portletConfig, renderRequest, renderResponse);
    }

    public void serveResource(StrutsPortletAction originalStrutsPortletAction, PortletConfig portletConfig,
            ResourceRequest resourceRequest, ResourceResponse resourceResponse) throws Exception {

        HttpServletRequest request = PortalUtil.getHttpServletRequest(resourceRequest);

        PortletPreferences portletPreferences = getPortletPreferences(request, resourceRequest.getPreferences());

        resourceRequest = new ConfigurationResourceRequest(resourceRequest, portletPreferences);

        originalStrutsPortletAction.serveResource(portletConfig, resourceRequest, resourceResponse);
    }

    protected PortletPreferences getPortletPreferences(HttpServletRequest request,
            PortletPreferences portletPreferences) throws PortalException, SystemException {

        String portletResource = ParamUtil.getString(request, "portletResource");

        if (Validator.isNull(portletResource)) {
            return portletPreferences;
        }

        return PortletPreferencesFactoryUtil.getPortletSetup(request, portletResource);
    }

    private class ConfigurationActionRequest extends ActionRequestWrapper {

        public ConfigurationActionRequest(ActionRequest actionRequest, PortletPreferences portletPreferences) {

            super(actionRequest);

            _portletPreferences = portletPreferences;
        }

        public PortletPreferences getPreferences() {
            return _portletPreferences;
        }

        private PortletPreferences _portletPreferences;

    }

    private class ConfigurationRenderRequest extends RenderRequestWrapper {

        public ConfigurationRenderRequest(RenderRequest renderRequest, PortletPreferences portletPreferences) {

            super(renderRequest);

            _portletPreferences = portletPreferences;
        }

        public PortletPreferences getPreferences() {
            return _portletPreferences;
        }

        private PortletPreferences _portletPreferences;

    }

    private class ConfigurationResourceRequest extends ResourceRequestWrapper {

        public ConfigurationResourceRequest(ResourceRequest resourceRequest,
                PortletPreferences portletPreferences) {

            super(resourceRequest);

            _portletPreferences = portletPreferences;
        }

        public PortletPreferences getPreferences() {
            return _portletPreferences;
        }

        private PortletPreferences _portletPreferences;

    }

}