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43 package net.jforum.util.mail;
44
45 import java.io.StringWriter  ;
46 import java.util.Date ;
47 import java.util.Iterator ;
48 import java.util.List ;
49 import java.util.Properties ;
50
51 import javax.mail.Address ;
52 import javax.mail.Message ;
53 import javax.mail.MessagingException ;
54 import javax.mail.Session ;
55 import javax.mail.Transport ;
56 import javax.mail.internet.InternetAddress ;
57 import javax.mail.internet.MimeMessage ;
58
59 import net.jforum.JForumExecutionContext;
60 import net.jforum.util.preferences.ConfigKeys;
61 import net.jforum.util.preferences.SystemGlobals;
62
63 import org.apache.log4j.Logger;
64
65 import freemarker.template.SimpleHash;
66 import freemarker.template.Template;
67
68
75 public class Spammer
76 {
77 private static final Logger logger = Logger.getLogger(Spammer.class);
78
79 private static int MESSAGE_HTML = 0;
80 private static int MESSAGE_TEXT = 1;
81
82 private Properties mailProps = new Properties ();
83 private static int messageFormat;
84 private static Session session;
85 private static String username;
86 private static String password;
87 private MimeMessage message;
88 private String messageText;
89
90 protected Spammer() throws EmailException
91 {
92 String host = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_HOST);
93
94 if (host != null) {
95 int colon = host.indexOf(':');
96
97 if (colon > 0) {
98 mailProps.put("mail.smtp.host", host.substring(0, colon));
99 mailProps.put("mail.smtp.port", String.valueOf(host.substring(colon + 1)));
100 }
101 else {
102 mailProps.put("mail.smtp.host", SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_HOST));
103 }
104
105 String port = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_PORT);
106
107 if (port != null) {
108 mailProps.put("mail.smtp.port", port);
109 }
110
111 String localhost = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_LOCALHOST);
112
113 if (localhost != null && localhost.trim().length() > 0) {
114 mailProps.put("mail.smtp.localhost", localhost);
115 }
116 }
117
118 mailProps.put("mail.mime.address.strict", "false");
119 mailProps.put("mail.mime.charset", SystemGlobals.getValue(ConfigKeys.MAIL_CHARSET));
120 mailProps.put("mail.smtp.auth", SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_AUTH));
121
122 username = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_USERNAME);
123 password = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_PASSWORD);
124
125 messageFormat = SystemGlobals.getValue(ConfigKeys.MAIL_MESSSAGE_FORMAT).equals("html")
126 ? MESSAGE_HTML
127 : MESSAGE_TEXT;
128
129 session = Session.getDefaultInstance(mailProps);
130 }
131
132 public static Session getSession()
133 {
134 return session;
135 }
136
137 public final Message getMesssage()
138 {
139 return this.message;
140 }
141
142 public boolean dispatchMessages() throws Exception
143 {
144 if (SystemGlobals.getBoolValue(ConfigKeys.MAIL_SMTP_AUTH)) {
145 if (username != null && !username.equals("") && password != null && !password.equals("")) {
146 Transport transport = Spammer.getSession().getTransport("smtp");
147
148 try {
149 String host = SystemGlobals.getValue(ConfigKeys.MAIL_SMTP_HOST);
150 if (host != null) {
151 int colon = host.indexOf(':');
152 if (colon > 0) {
153 transport.connect(host.substring(0, colon), Integer.parseInt(host.substring(colon + 1)),
154 username, password);
155 }
156 else {
157 transport.connect(host, username, password);
158 }
159 }
160 }
161 catch (MessagingException e) {
162 throw new EmailException("Could not connect to the mail server", e);
163 }
164
165 if (transport.isConnected()) {
166 Address [] addresses = message.getAllRecipients();
167 for (int i = 0; i < addresses.length; i++) {
168 message.setRecipient(Message.RecipientType.TO, addresses[i]);
170 transport.sendMessage(message, new Address [] { addresses[i] });
171 }
172 }
173
174 transport.close();
175 }
176 }
177 else {
178 Address [] addresses = message.getAllRecipients();
179 for (int i = 0; i < addresses.length; i++) {
180 message.setRecipient(Message.RecipientType.TO, addresses[i]);
181 Transport.send(message, new Address [] { addresses[i] });
182 }
183 }
184
185 return true;
186 }
187
188 protected final void prepareMessage(List addresses, SimpleHash params, String subject, String messageFile)
189 throws EmailException
190 {
191 this.message = new MimeMessage (session);
192
193 params.put("forumName", SystemGlobals.getValue(ConfigKeys.FORUM_NAME));
194
195 try {
196 InternetAddress [] recipients = new InternetAddress [addresses.size()];
197
198 String charset = SystemGlobals.getValue(ConfigKeys.MAIL_CHARSET);
199
200 this.message.setSentDate(new Date ());
201 this.message.setFrom(new InternetAddress (SystemGlobals.getValue(ConfigKeys.MAIL_SENDER)));
202 this.message.setSubject(subject, charset);
203
204 this.messageText = this.getMessageText(params, messageFile);
205
206 if (messageFormat == MESSAGE_HTML) {
207 this.message.setContent(this.messageText, "text/html; charset=" + charset);
208 }
209 else {
210 this.message.setText(this.messageText, charset);
211 }
212
213 int i = 0;
214 for (Iterator iter = addresses.iterator(); iter.hasNext(); i++) {
215 recipients[i] = new InternetAddress ((String ) iter.next());
216 }
217
218 this.message.setRecipients(Message.RecipientType.TO, recipients);
219 }
220 catch (Exception e) {
221 logger.warn(e);
222 throw new EmailException(e);
223 }
224 }
225
226
234 protected String getMessageText(SimpleHash params, String messageFile) throws Exception
235 {
236 String templateEncoding = SystemGlobals.getValue(ConfigKeys.MAIL_TEMPLATE_ENCODING);
237
238 StringWriter sWriter = new StringWriter ();
239
240 Template template = null;
241
242 if (templateEncoding == null || "".equals(templateEncoding.trim())) {
243 template = JForumExecutionContext.templateConfig().getTemplate(messageFile);
244 }
245 else {
246 template = JForumExecutionContext.templateConfig().getTemplate(messageFile, templateEncoding);
247 }
248
249 template.process(params, sWriter);
250
251 return sWriter.toString();
252 }
253
254
259 public String getMessageBody()
260 {
261 return this.messageText;
262 }
263 }
264 |
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