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Java > Open Source Codes > com > blandware > atleap > webapp > action > core > mailTemplate > CallUpdateMailTemplateAction


1 /*
2  * Copyright 2004 Blandware (http://www.blandware.com)
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package com.blandware.atleap.webapp.action.core.mailTemplate;
17
18 import com.blandware.atleap.common.Constants;
19 import com.blandware.atleap.common.util.ConvertUtil;
20 import com.blandware.atleap.model.core.ContentLocale;
21 import com.blandware.atleap.model.core.MailTemplate;
22 import com.blandware.atleap.service.core.MailTemplateManager;
23 import com.blandware.atleap.webapp.action.core.BaseAction;
24 import com.blandware.atleap.webapp.form.MailTemplateForm;
25 import com.blandware.atleap.webapp.util.core.LocaleUtil;
26 import com.blandware.atleap.webapp.util.core.WebappConstants;
27 import com.blandware.atleap.webapp.util.core.WebappUtil;
28 import org.apache.commons.validator.GenericValidator;
29 import org.apache.struts.action.ActionForm;
30 import org.apache.struts.action.ActionForward;
31 import org.apache.struts.action.ActionMapping;
32 import org.apache.struts.action.ActionMessage;
33 import org.apache.struts.action.ActionMessages;
34
35 import javax.servlet.http.HttpServletRequest JavaDoc;
36 import javax.servlet.http.HttpServletResponse JavaDoc;
37 import java.util.HashMap JavaDoc;
38 import java.util.Iterator JavaDoc;
39 import java.util.List JavaDoc;
40 import java.util.Map JavaDoc;
41
42 /**
43  * <p>Prepares form bean to update mail template's data
44  * </p>
45  * <p><a HREF="CallUpdateMailTemplateAction.java.htm"><i>View Source</i></a></p>
46  * <p/>
47  *
48  * @author Sergey Zubtcovskii <a HREF="mailto:sergey.zubtcovskii@blandware.com">&lt;sergey.zubtcovskii@blandware.com&gt;</a>
49  * @version $Revision: 1.9 $ $Date: 2006/03/10 17:10:26 $
50  * @struts.action name="mailTemplateForm"
51  * path="/core/mailTemplate/callUpdate"
52  * scope="request"
53  * validate="false"
54  * roles="core-mailTemplate-update, core-mailTemplate-view"
55  * @struts.action-forward name="updateMailTemplate"
56  * path=".core.mailTemplate.update"
57  * @struts.action-forward name="listMailTemplates"
58  * path="/core/mailTemplate/list.do"
59  * redirect="true"
60  */
61 public final class CallUpdateMailTemplateAction extends BaseAction {
62     /**
63      * @param mapping The ActionMapping used to select this instance
64      * @param form The optional ActionForm bean for this request (if any)
65      * @param request The HTTP request we are proceeding
66      * @param response The HTTP response we are creating
67      * @return an ActionForward instance describing where and how
68      * control should be forwarded, or null if response
69      * has already been completed
70      */
71     public ActionForward execute(ActionMapping mapping, ActionForm form,
72                                  HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response) throws Exception JavaDoc {
73
74         if ( isCancelled(request) ) {
75             return mapping.findForward("listMailTemplates");
76         }
77
78         if ( !request.isUserInRole("core-mailTemplate-update") ) {
79             response.sendError(HttpServletResponse.SC_FORBIDDEN);
80             return null;
81         }
82
83         MailTemplateForm mailTemplateForm = (MailTemplateForm) form;
84         Long JavaDoc mailTemplateId = null;
85         if ( !GenericValidator.isBlankOrNull(mailTemplateForm.getId()) ) {
86             mailTemplateId = Long.valueOf(mailTemplateForm.getId());
87         } else if ( request.getSession().getAttribute(WebappConstants.MAIL_TEMPLATE_ID_KEY) != null ) {
88             mailTemplateId = (Long JavaDoc) request.getSession().getAttribute(WebappConstants.MAIL_TEMPLATE_ID_KEY);
89         } else {
90             if ( log.isWarnEnabled() ) {
91                 log.warn("Missing mail template ID. Returning to list...");
92             }
93             return mapping.findForward("listMailTemplates");
94         }
95
96         MailTemplateManager mailTemplateManager = (MailTemplateManager) getBean(Constants.MAIL_TEMPLATE_MANAGER_BEAN);
97         MailTemplate mailTemplate = mailTemplateManager.retrieveMailTemplate(mailTemplateId);
98
99         if ( mailTemplate == null ) {
100             // mail template not found. it might be deleted by someone else
101 ActionMessages errors = new ActionMessages();
102             errors.add("mailTemplateNotFound", new ActionMessage("core.mailTemplate.errors.notFound"));
103             saveErrors(request, errors);
104             return mapping.findForward("listMailTemplates");
105         }
106
107         WebappUtil.copyProperties(mailTemplateForm, mailTemplate, request);
108         mailTemplateForm.setFromMap(mailTemplate.getFrom());
109         mailTemplateForm.setSubjectMap(mailTemplate.getSubject());
110         mailTemplateForm.setBodyMap(mailTemplate.getBody());
111         mailTemplateForm.setCharsetMap(mailTemplate.getCharset());
112
113         if ( request.getAttribute(WebappConstants.MAIL_TEMPLATE_MERGED_BODY_KEY) != null ) {
114             Map JavaDoc mergedBody = (Map JavaDoc) request.getAttribute(WebappConstants.MAIL_TEMPLATE_MERGED_BODY_KEY);
115             mailTemplateForm.setBodyMap(mergedBody);
116         }
117
118         List JavaDoc contentLocales = LocaleUtil.getInstance(servlet.getServletContext()).getAvailableLocales();
119
120         request.getSession().setAttribute(WebappConstants.CONTENT_LOCALES_COLLECTION_KEY, contentLocales);
121
122         // set default charset
123 if ( mailTemplate.getCharset() == null || mailTemplate.getCharset().isEmpty() ) {
124             Map JavaDoc charsetMap = new HashMap JavaDoc();
125             for ( Iterator JavaDoc i = contentLocales.iterator(); i.hasNext(); ) {
126                 ContentLocale contentLocale = (ContentLocale) i.next();
127                 charsetMap.put(contentLocale.getIdentifier(), Constants.DEFAULT_ENCODING);
128             }
129         }
130
131         // export available variables to session
132
133         if ( mailTemplate.getAvailableVariables() != null && !mailTemplate.getAvailableVariables().isEmpty() ) {
134             request.getSession().setAttribute(WebappConstants.MAIL_TEMPLATE_AVAIALABLE_VARIABLES_KEY, ConvertUtil.convertListToString(mailTemplate.getAvailableVariables(), ", "));
135         } else {
136             request.getSession().removeAttribute(WebappConstants.MAIL_TEMPLATE_AVAIALABLE_VARIABLES_KEY);
137         }
138
139         return mapping.findForward("updateMailTemplate");
140     }
141
142 }
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