001    /**
002     * Copyright (c) 2000-2013 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.shopping.action;
016    
017    import com.liferay.portal.kernel.servlet.SessionErrors;
018    import com.liferay.portal.kernel.util.Constants;
019    import com.liferay.portal.kernel.util.ParamUtil;
020    import com.liferay.portal.security.auth.PrincipalException;
021    import com.liferay.portal.service.ServiceContext;
022    import com.liferay.portal.service.ServiceContextFactory;
023    import com.liferay.portal.struts.PortletAction;
024    import com.liferay.portlet.shopping.CategoryNameException;
025    import com.liferay.portlet.shopping.NoSuchCategoryException;
026    import com.liferay.portlet.shopping.model.ShoppingCategory;
027    import com.liferay.portlet.shopping.service.ShoppingCategoryServiceUtil;
028    
029    import javax.portlet.ActionRequest;
030    import javax.portlet.ActionResponse;
031    import javax.portlet.PortletConfig;
032    import javax.portlet.RenderRequest;
033    import javax.portlet.RenderResponse;
034    
035    import org.apache.struts.action.ActionForm;
036    import org.apache.struts.action.ActionForward;
037    import org.apache.struts.action.ActionMapping;
038    
039    /**
040     * @author Brian Wing Shun Chan
041     */
042    public class EditCategoryAction extends PortletAction {
043    
044            @Override
045            public void processAction(
046                            ActionMapping actionMapping, ActionForm actionForm,
047                            PortletConfig portletConfig, ActionRequest actionRequest,
048                            ActionResponse actionResponse)
049                    throws Exception {
050    
051                    String cmd = ParamUtil.getString(actionRequest, Constants.CMD);
052    
053                    try {
054                            if (cmd.equals(Constants.ADD) || cmd.equals(Constants.UPDATE)) {
055                                    updateCategory(actionRequest);
056                            }
057                            else if (cmd.equals(Constants.DELETE)) {
058                                    deleteCategory(actionRequest);
059                            }
060    
061                            sendRedirect(actionRequest, actionResponse);
062                    }
063                    catch (Exception e) {
064                            if (e instanceof NoSuchCategoryException ||
065                                    e instanceof PrincipalException) {
066    
067                                    SessionErrors.add(actionRequest, e.getClass());
068    
069                                    setForward(actionRequest, "portlet.shopping.error");
070                            }
071                            else if (e instanceof CategoryNameException) {
072                                    SessionErrors.add(actionRequest, e.getClass());
073                            }
074                            else {
075                                    throw e;
076                            }
077                    }
078            }
079    
080            @Override
081            public ActionForward render(
082                            ActionMapping actionMapping, ActionForm actionForm,
083                            PortletConfig portletConfig, RenderRequest renderRequest,
084                            RenderResponse renderResponse)
085                    throws Exception {
086    
087                    try {
088                            ActionUtil.getCategory(renderRequest);
089                    }
090                    catch (Exception e) {
091                            if (e instanceof NoSuchCategoryException ||
092                                    e instanceof PrincipalException) {
093    
094                                    SessionErrors.add(renderRequest, e.getClass());
095    
096                                    return actionMapping.findForward("portlet.shopping.error");
097                            }
098                            else {
099                                    throw e;
100                            }
101                    }
102    
103                    return actionMapping.findForward(
104                            getForward(renderRequest, "portlet.shopping.edit_category"));
105            }
106    
107            protected void deleteCategory(ActionRequest actionRequest)
108                    throws Exception {
109    
110                    long categoryId = ParamUtil.getLong(actionRequest, "categoryId");
111    
112                    ShoppingCategoryServiceUtil.deleteCategory(categoryId);
113            }
114    
115            protected void updateCategory(ActionRequest actionRequest)
116                    throws Exception {
117    
118                    long categoryId = ParamUtil.getLong(actionRequest, "categoryId");
119    
120                    long parentCategoryId = ParamUtil.getLong(
121                            actionRequest, "parentCategoryId");
122                    String name = ParamUtil.getString(actionRequest, "name");
123                    String description = ParamUtil.getString(actionRequest, "description");
124    
125                    boolean mergeWithParentCategory = ParamUtil.getBoolean(
126                            actionRequest, "mergeWithParentCategory");
127    
128                    ServiceContext serviceContext = ServiceContextFactory.getInstance(
129                            ShoppingCategory.class.getName(), actionRequest);
130    
131                    if (categoryId <= 0) {
132    
133                            // Add category
134    
135                            ShoppingCategoryServiceUtil.addCategory(
136                                    parentCategoryId, name, description, serviceContext);
137                    }
138                    else {
139    
140                            // Update category
141    
142                            ShoppingCategoryServiceUtil.updateCategory(
143                                    categoryId, parentCategoryId, name, description,
144                                    mergeWithParentCategory, serviceContext);
145                    }
146            }
147    
148    }