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Java > Open Source Codes > com > j2biz > blogunity > web > actions > my > GlobalCategoryExecAction


1 /*
2  * $Id: GlobalCategoryExecAction.java,v 1.4 2005/01/17 21:35:45 michelson Exp $
3  *
4  * Copyright (c) 2004 j2biz Group, http://www.j2biz.com
5  * Koeln / Duesseldorf , Germany
6  *
7  * @author Max Kalina
8  *
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23  *
24  */

25
26 package com.j2biz.blogunity.web.actions.my;
27
28 import java.util.List JavaDoc;
29
30 import javax.servlet.http.HttpServletRequest JavaDoc;
31 import javax.servlet.http.HttpServletResponse JavaDoc;
32
33 import org.apache.commons.lang.StringUtils;
34
35 import com.j2biz.blogunity.dao.CategoryDAO;
36 import com.j2biz.blogunity.exception.BlogunityException;
37 import com.j2biz.blogunity.i18n.I18N;
38 import com.j2biz.blogunity.i18n.I18NStatusFactory;
39 import com.j2biz.blogunity.pojo.Category;
40 import com.j2biz.blogunity.web.ActionResultFactory;
41 import com.j2biz.blogunity.web.FormError;
42 import com.j2biz.blogunity.web.FormErrorList;
43 import com.j2biz.blogunity.web.IActionResult;
44
45 /**
46  * @author michelson
47  * @version $$
48  * @since 0.1
49  *
50  *
51  */

52 public class GlobalCategoryExecAction extends MyAbstractAction {
53
54     private static final IActionResult CATEGORY_FORM_FORWARD = ActionResultFactory
55             .buildForward("/jsp/my/globalCategories.jsp");
56
57     private static final IActionResult CATEGORIES_REDIRECT = ActionResultFactory
58             .buildRedirect("/my/listGlobalCategories");
59
60     /*
61      * (non-Javadoc)
62      *
63      * @see com.j2biz.blogunity.web.actions.AbstractAction#execute(javax.servlet.http.HttpServletRequest,
64      * javax.servlet.http.HttpServletResponse)
65      */

66     public IActionResult execute(HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response)
67             throws BlogunityException {
68
69         if (!user.isAdministrator())
70                 throw new BlogunityException(I18NStatusFactory
71                         .create(I18N.ERRORS.USER_NOT_AUTHORIZED_FOR_EXECUTION));
72
73         CategoryDAO categoryDAO = new CategoryDAO();
74         List JavaDoc categories = categoryDAO.getGlobalCategories();
75         request.setAttribute("categories", categories);
76
77         String JavaDoc catId = request.getParameter("catId");
78         String JavaDoc name = request.getParameter("name");
79         String JavaDoc description = request.getParameter("description");
80
81         FormErrorList errors = new FormErrorList();
82
83         if (StringUtils.isEmpty(name))
84                 errors.add(new FormError("name", "Category name can not be empty!"));
85
86         if (categoryDAO.existsGlobalCategoryWithName(name) && StringUtils.isEmpty(catId)) {
87             errors
88                     .add(new FormError("name",
89                             "Global category with the given name already exists!"));
90             request.setAttribute("errors", errors);
91             return CATEGORY_FORM_FORWARD;
92         }
93
94         Category c;
95         if (StringUtils.isNotEmpty(catId)) {
96             c = categoryDAO.getCategoryByID(Long.parseLong(catId));
97         } else {
98             c = new Category();
99         }
100
101         if (StringUtils.isNotEmpty(name)) c.setName(name);
102
103         c.setDescription(StringUtils.isNotEmpty(description) ? description : null);
104
105         request.setAttribute("category", c);
106
107         if (errors.size() > 0) {
108             request.setAttribute("errors", errors);
109             return CATEGORY_FORM_FORWARD;
110         }
111
112         c.setType(Category.GLOBAL);
113
114         if (StringUtils.isEmpty(catId)) categoryDAO.createCategory(c);
115         else
116             categoryDAO.updateCategory(c);
117
118         return CATEGORIES_REDIRECT;
119     }
120 }
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