com.liferay.opensocial.gadget.action.BaseConfigurationAction.java Source code

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Here is the source code for com.liferay.opensocial.gadget.action.BaseConfigurationAction.java

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/**
 * Copyright (c) 2000-present 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.opensocial.gadget.action;

import com.liferay.opensocial.model.Gadget;
import com.liferay.opensocial.shindig.util.ShindigUtil;
import com.liferay.opensocial.util.WebKeys;
import com.liferay.portal.kernel.json.JSONFactoryUtil;
import com.liferay.portal.kernel.json.JSONObject;
import com.liferay.portal.kernel.portlet.DefaultConfigurationAction;
import com.liferay.portal.kernel.servlet.SessionMessages;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.model.Layout;
import com.liferay.portal.theme.ThemeDisplay;
import com.liferay.portal.util.PortalUtil;
import com.liferay.portlet.expando.service.ExpandoValueServiceUtil;

import java.util.Map;

import javax.portlet.ActionRequest;
import javax.portlet.ActionResponse;
import javax.portlet.PortletConfig;
import javax.portlet.PortletRequest;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;

import org.apache.shindig.gadgets.spec.GadgetSpec;
import org.apache.shindig.gadgets.spec.UserPref;

/**
 * @author Michael Young
 */
public abstract class BaseConfigurationAction extends DefaultConfigurationAction {

    protected void doProcessAction(PortletConfig portletConfig, ActionRequest actionRequest,
            ActionResponse actionResponse) throws Exception {

        ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY);

        Layout layout = themeDisplay.getLayout();

        JSONObject userPrefsJSONObject = JSONFactoryUtil.createJSONObject();

        Map<String, UserPref> userPrefs = getUserPrefs(portletConfig, actionRequest);

        for (UserPref userPref : userPrefs.values()) {
            String name = userPref.getName();

            String value = ParamUtil.getString(actionRequest, name);

            userPrefsJSONObject.put(name, value);
        }

        String namespace = ShindigUtil.getPortletResourceNamespace(actionRequest, themeDisplay);

        String columnName = ShindigUtil.getColumnUserPrefs(namespace, themeDisplay);

        ExpandoValueServiceUtil.addValue(themeDisplay.getCompanyId(), Layout.class.getName(),
                ShindigUtil.getTableOpenSocial(), columnName, layout.getPlid(), userPrefsJSONObject.toString());

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

        SessionMessages.add(actionRequest,
                PortalUtil.getPortletId(actionRequest) + SessionMessages.KEY_SUFFIX_REFRESH_PORTLET,
                portletResource);

        SessionMessages.add(actionRequest,
                PortalUtil.getPortletId(actionRequest) + SessionMessages.KEY_SUFFIX_UPDATED_CONFIGURATION);
    }

    protected void doRender(PortletConfig portletConfig, RenderRequest renderRequest, RenderResponse renderResponse)
            throws Exception {

        Map<String, UserPref> userPrefs = getUserPrefs(portletConfig, renderRequest);

        renderRequest.setAttribute(WebKeys.USER_PREFS, userPrefs);
    }

    protected abstract Gadget getGadget(PortletConfig portletConfig, PortletRequest portletRequest)
            throws Exception;

    protected Map<String, UserPref> getUserPrefs(PortletConfig portletConfig, PortletRequest portletRequest)
            throws Exception {

        Gadget gadget = getGadget(portletConfig, portletRequest);

        GadgetSpec gadgetSpec = ShindigUtil.getGadgetSpec(gadget.getUrl());

        return gadgetSpec.getUserPrefs();
    }

    protected boolean hasUserPrefs(PortletConfig portletConfig, PortletRequest portletRequest) {

        try {
            Map<String, UserPref> userPrefs = getUserPrefs(portletConfig, portletRequest);

            return ShindigUtil.hasUserPrefs(userPrefs);
        } catch (Exception e) {
            return false;
        }
    }

}