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Java > Open Source Codes > net > jforum > summary > SummaryModel


1 /*
2  * Copyright (c) Rafael Steil
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms,
6  * with or without modification, are permitted provided
7  * that the following conditions are met:
8  *
9  * 1) Redistributions of source code must retain the above
10  * copyright notice, this list of conditions and the
11  * following disclaimer.
12  * 2) Redistributions in binary form must reproduce the
13  * above copyright notice, this list of conditions and
14  * the following disclaimer in the documentation and/or
15  * other materials provided with the distribution.
16  * 3) Neither the name of "Rafael Steil" nor
17  * the names of its contributors may be used to endorse
18  * or promote products derived from this software without
19  * specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
22  * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
23  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
24  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
25  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
27  * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES
30  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
32  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
33  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
34  * IN CONTRACT, STRICT LIABILITY, OR TORT
35  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
36  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
37  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
38  *
39  * Class created on Jul 15, 2005
40  * The JForum Project
41  * http://www.jforum.net
42  */
43 package net.jforum.summary;
44
45 import java.util.Calendar JavaDoc;
46 import java.util.Date JavaDoc;
47 import java.util.List JavaDoc;
48
49 import net.jforum.dao.DataAccessDriver;
50 import net.jforum.dao.SummaryDAO;
51 import net.jforum.util.mail.Spammer;
52 import net.jforum.util.preferences.ConfigKeys;
53 import net.jforum.util.preferences.SystemGlobals;
54 import net.jforum.view.forum.common.ViewCommon;
55
56 import org.apache.log4j.Logger;
57
58 import freemarker.template.SimpleHash;
59
60 /**
61  * Manage the Summary sends.
62  *
63  * @see net.jforum.summary.SummaryJob
64  * @see net.jforum.summary.SummaryScheduler
65  *
66  * @author Franklin S. Dattein (<a HREF="mailto:franklin@hp.com">franklin@hp.com</a>)
67  * @version $Id: SummaryModel.java,v 1.6 2006/03/01 13:17:23 rafaelsteil Exp $
68  */
69 public class SummaryModel extends Spammer
70 {
71     private SummaryDAO dao;
72
73     private static Logger logger = Logger.getLogger(SummaryModel.class);
74
75     public SummaryModel()
76     {
77         this.dao = DataAccessDriver.getInstance().newSummaryDAO();
78     }
79
80     public void sendPostsSummary(List JavaDoc recipients) throws Exception JavaDoc
81     {
82         logger.info("Sending Weekly summary...");
83
84         // Gets a Date seven days before now
85 int daysBefore = Integer.parseInt(SystemGlobals.getValue(ConfigKeys.SUMMARY_DAYS_BEFORE));
86
87         // New date "X" days before now, where "X" is the number set on the variable daysBefore
88 long dateBefore = Calendar.getInstance().getTimeInMillis() - (daysBefore * 1000 * 60 * 60 * 24);
89
90         List JavaDoc posts = listPosts(new Date JavaDoc(dateBefore), new Date JavaDoc());
91
92         String JavaDoc forumLink = ViewCommon.getForumLink();
93
94         SimpleHash params = new SimpleHash();
95         params.put("posts", posts);
96         params.put("url", forumLink);
97
98         String JavaDoc subject = SystemGlobals.getValue(ConfigKeys.MAIL_SUMMARY_SUBJECT);
99
100         this.prepareMessage(recipients, params, subject, SystemGlobals.getValue(ConfigKeys.MAIL_SUMMARY_FILE));
101         super.dispatchMessages();
102     }
103
104     /**
105      * List all recipients able to receive posts summaries.
106      *
107      * @return List of users
108      * @throws Exception
109      */
110     public List JavaDoc listRecipients() throws Exception JavaDoc
111     {
112         return this.dao.listRecipients();
113     }
114
115     /**
116      * List last posts of a period like a week, day or month.
117      *
118      * @param firstDate First date of a period.
119      * @param lastDate Last date of a period.
120      * @return List of Posts
121      * @throws Exception
122      */
123     public List JavaDoc listPosts(Date JavaDoc firstDate, Date JavaDoc lastDate) throws Exception JavaDoc
124     {
125         return this.dao.selectLastPosts(firstDate, lastDate);
126     }
127 }
128
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