001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.portletconfiguration.action;
016    
017    import com.liferay.portal.kernel.language.LanguageUtil;
018    import com.liferay.portal.kernel.util.ParamUtil;
019    import com.liferay.portal.model.Layout;
020    import com.liferay.portal.security.permission.ActionKeys;
021    import com.liferay.portal.security.permission.PermissionChecker;
022    import com.liferay.portal.service.permission.PortletPermissionUtil;
023    import com.liferay.portal.struts.JSONAction;
024    import com.liferay.portal.theme.ThemeDisplay;
025    import com.liferay.portal.util.WebKeys;
026    import com.liferay.portlet.InvokerPortletImpl;
027    import com.liferay.portlet.PortletPreferencesFactoryUtil;
028    
029    import javax.portlet.PortletPreferences;
030    
031    import javax.servlet.http.HttpServletRequest;
032    import javax.servlet.http.HttpServletResponse;
033    import javax.servlet.http.HttpSession;
034    
035    import org.apache.struts.action.ActionForm;
036    import org.apache.struts.action.ActionMapping;
037    
038    /**
039     * @author Ming-Gih Lam
040     */
041    public class UpdateTitleAction extends JSONAction {
042    
043            public String getJSON(
044                            ActionMapping mapping, ActionForm form, HttpServletRequest request,
045                            HttpServletResponse response)
046                    throws Exception {
047    
048                    HttpSession session = request.getSession();
049    
050                    ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
051                            WebKeys.THEME_DISPLAY);
052    
053                    Layout layout = themeDisplay.getLayout();
054    
055                    PermissionChecker permissionChecker =
056                            themeDisplay.getPermissionChecker();
057    
058                    String portletId = ParamUtil.getString(request, "portletId");
059    
060                    if (!PortletPermissionUtil.contains(
061                                    permissionChecker, themeDisplay.getPlid(), portletId,
062                                    ActionKeys.CONFIGURATION)) {
063    
064                            return null;
065                    }
066    
067                    String languageId = LanguageUtil.getLanguageId(request);
068                    String title = ParamUtil.getString(request, "title");
069    
070                    PortletPreferences portletSetup =
071                            PortletPreferencesFactoryUtil.getLayoutPortletSetup(
072                                    layout, portletId);
073    
074                    portletSetup.setValue("portlet-setup-title-" + languageId, title);
075                    portletSetup.setValue("portlet-setup-use-custom-title", "true");
076    
077                    portletSetup.store();
078    
079                    InvokerPortletImpl.clearResponse(
080                            session, layout.getPrimaryKey(), portletId,
081                            LanguageUtil.getLanguageId(request));
082    
083                    return null;
084            }
085    
086    }