org.openas2.mail.EmailSender Maven / Gradle / Ivy
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Open source implementation of the AS2 standard for signed encrypted and compressed document transfer
package org.openas2.mail;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.util.Date;
import java.util.Map;
import java.util.Properties;
import javax.mail.MessagingException;
import javax.mail.PasswordAuthentication;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import org.openas2.BaseComponent;
import org.openas2.OpenAS2Exception;
import org.openas2.Session;
import org.openas2.message.AS2Message;
import org.openas2.message.MessageMDN;
import org.openas2.params.CompositeParameters;
import org.openas2.params.ExceptionParameters;
import org.openas2.params.InvalidParameterException;
import org.openas2.params.MessageMDNParameters;
import org.openas2.params.MessageParameters;
import org.openas2.params.ParameterParser;
public class EmailSender extends BaseComponent {
public static final String PARAM_FROM_DISPLAY = "from_display";
public static final String PARAM_FROM = "from";
public static final String PARAM_TO = "to";
public static final String PARAM_SMTPSERVER = "smtpserver";
public static final String PARAM_SMTPPORT = "smtpport";
public static final String PARAM_SMTPPROTOCOL = "smtpprotocol";
public static final String PARAM_SUBJECT = "subject";
public static final String PARAM_BODY = "body";
public static final String PARAM_BODYTEMPLATE = "bodytemplate";
private Properties props = new Properties();
private boolean isDebugOn = false;
public void init(Session session, Map parameters) throws OpenAS2Exception {
// copy system properties then allow override by javax.mail.properties.file
props.putAll(System.getProperties());
String filename = "Emailer.Parameters.getJavaxMailPropFile";
if (filename != null)
{
ParameterParser parser = createParser();
filename = ParameterParser.parse(filename, parser);
FileInputStream in = null;
try
{
in = new FileInputStream(filename);
props.load(in);
} catch (FileNotFoundException e)
{
System.out.println("File not found for attribute javax.mail.properties.file: " + filename);
e.printStackTrace();
} catch (IOException e)
{
System.out.println("File for attribute javax.mail.properties.file cannot be accessed: " + filename);
e.printStackTrace();
}
finally
{
if (in != null)
try
{
in.close();
} catch (IOException e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
protected String getTemplateText() throws InvalidParameterException {
try {
File file = new File(getParameter(PARAM_BODYTEMPLATE, true));
if (file.exists() && file.isFile()) {
FileInputStream fIn = new FileInputStream(file);
byte[] data = new byte[(int) file.length()];
fIn.read(data);
fIn.close();
return new String(data);
}
return "";
} catch (IOException ioe) {
throw new InvalidParameterException("Error reading or parsing template file " +
getParameter(PARAM_BODYTEMPLATE, true) + ":" + ioe.getMessage(), this, null, null);
}
}
protected ParameterParser createParser() {
CompositeParameters compParams = new CompositeParameters(false);
return compParams;
}
protected CompositeParameters createParser(AS2Message msg, Throwable t,
boolean terminated) {
CompositeParameters params = new CompositeParameters(true);
if (msg != null) {
params.add("message", new MessageParameters(msg));
} else {
params.add("message", null);
}
if (msg != null && msg instanceof MessageMDN) {
params.add("mdn", new MessageMDNParameters((MessageMDN) msg));
} else {
params.add("mdn", null);
}
if (t != null) {
params.add("exception", new ExceptionParameters(t, terminated));
} else {
params.add("exception", null);
}
return params;
}
protected String parseText(Throwable t, boolean terminated, String text)
throws InvalidParameterException {
AS2Message msg = null;
if (t instanceof OpenAS2Exception) msg = (AS2Message) ((OpenAS2Exception) t).getSource(OpenAS2Exception.SOURCE_MESSAGE);
CompositeParameters parser = createParser(msg, t, terminated);
return ParameterParser.parse(text, parser);
}
protected String parseText(AS2Message msg, String text)
throws InvalidParameterException {
CompositeParameters parser = createParser(msg, null, false);
return ParameterParser.parse(text, parser);
}
protected void sendMessage(String subject, String text) throws OpenAS2Exception {
String protocol = getParameter(PARAM_SMTPPROTOCOL, false);
if (protocol == null || protocol.length() < 1)
{
protocol = (String) props.get("mail.transport.protocol");
if (protocol == null || protocol.length() < 1) protocol = "smtp";
}
String userName = null;
String password = null;
boolean isAuth = false;
javax.mail.Session jmSession = null;
try
{
isAuth = "true".equalsIgnoreCase(getParameter("smtpauth", "false"));
} catch (InvalidParameterException e)
{
}
if (isAuth)
{
props.put("mail." + protocol + ".auth", "true");
try
{
userName = getParameter("smtpuser", false);
if (userName == null)
{
userName = (String) props.get("mail."+protocol+".user");
if (userName == null)
{
userName = (String) props.get("mail.user");
}
if (userName == null) getParameter("smtpuser", true);
}
password = getParameter("smtppwd", true);
} catch (InvalidParameterException e)
{
throw new OpenAS2Exception("Failed to find email logger parameter: " + org.openas2.logging.Log.getExceptionMsg(e), e);
}
}
final String uid = userName;
final String pwd = password;
if (isAuth)
{
props.put("mail." + protocol + ".user", uid);
jmSession = javax.mail.Session.getDefaultInstance(props, new javax.mail.Authenticator()
{
protected PasswordAuthentication getPasswordAuthentication()
{
return new PasswordAuthentication(uid, pwd);
}
});
}
else
jmSession = javax.mail.Session.getDefaultInstance(props);
if (isDebugOn)
{
jmSession.setDebug(true);
jmSession.setDebugOut(System.out);
}
try {
MimeMessage m = new MimeMessage(jmSession);
String from = getParameter(PARAM_FROM, true);
String fromDisplay = getParameter(PARAM_FROM_DISPLAY, false);
if (fromDisplay == null || fromDisplay.length() < 1) fromDisplay = from;
try
{
m.setFrom(new InternetAddress(from, fromDisplay));
} catch (UnsupportedEncodingException e)
{
System.out.println("Check the text in the \"" + PARAM_FROM_DISPLAY + "\" parameter for encoding issues.");
e.printStackTrace();
m.setFrom(new InternetAddress(from));
}
m.setSender(new InternetAddress(getParameter(PARAM_FROM, true)));
m.setRecipient(javax.mail.Message.RecipientType.TO,
new InternetAddress(getParameter(PARAM_TO, true)));
m.setSentDate(new Date());
m.setSubject(subject);
m.setText(text);
String mailServer = getParameter(PARAM_SMTPSERVER, false);
if (mailServer == null || mailServer.length() < 1)
{
mailServer = (String) props.get("mail."+protocol+".host");
if (mailServer == null || mailServer.length() < 1) mailServer = (String) props.get("mail.host");
if (mailServer == null || mailServer.length() < 1) getParameter(PARAM_SMTPSERVER, true);
}
if (mailServer != null) props.put("mail."+protocol+".host", mailServer);
String serverPort = getParameter(PARAM_SMTPPORT, false);
if (serverPort == null || serverPort.length() < 1)
{
serverPort = (String) props.get("mail."+protocol+".port");
if (serverPort == null || serverPort.length() < 1) serverPort = (String) props.get("mail.port");
if (serverPort == null || serverPort.length() < 1) getParameter(PARAM_SMTPPORT, true);
}
if (serverPort != null) props.put("mail."+protocol+".port", serverPort);
if (isDebugOn)
{
System.out.println("Mail Logger Config:::");
System.out.println("\tSMTP server: " + props.get("mail.smtp.host"));
System.out.println("\tSMTP port: " + props.get("mail.smtp.port"));
System.out.println("\tSMTP protocol: " + protocol);
System.out.println("\tSMTP authentication: " + isAuth);
System.out.println("\tSMTP user name: " + uid);
System.out.println("\tSMTP password: " + pwd);
}
if (isAuth)
{
Transport t = jmSession.getTransport(protocol);
try {
t.connect(uid, pwd);
t.sendMessage(m, m.getAllRecipients());
} finally {
t.close();
}
}
else
Transport.send(m);
} catch (MessagingException me) {
me.printStackTrace();
} catch (InvalidParameterException ipe) {
ipe.printStackTrace();
} finally {
if (isDebugOn)
{
System.out.println("Mail Logger EXIT...:::");
}
}
}
}
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