package play.libs;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.mail.Email;
import org.apache.commons.mail.EmailException;
import play.Logger;
import play.Play;
import play.exceptions.MailException;
import javax.mail.*;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import java.util.concurrent.*;
/**
* Mail utils
*/
public class Mail {
public static Session session;
public static boolean asynchronousSend = true;
/**
* Send an email
*/
public static Future<Boolean> send(Email email) {
try {
email = buildMessage(email);
if (Play.configuration.getProperty("mail.smtp", "").equals("mock") && Play.mode == Play.Mode.DEV) {
Mock.send(email);
return new Future<Boolean>() {
public boolean cancel(boolean mayInterruptIfRunning) {
return false;
}
public boolean isCancelled() {
return false;
}
public boolean isDone() {
return true;
}
public Boolean get() throws InterruptedException, ExecutionException {
return true;
}
public Boolean get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
return true;
}
};
}
email.setMailSession(getSession());
return sendMessage(email);
} catch (EmailException ex) {
throw new MailException("Cannot send email", ex);
}
}
/**
*
*/
public static Email buildMessage(Email email) throws EmailException {
String from = Play.configuration.getProperty("mail.smtp.from");
if (email.getFromAddress() == null && !StringUtils.isEmpty(from)) {
email.setFrom(from);
} else if (email.getFromAddress() == null) {
throw new MailException("Please define a 'from' email address", new NullPointerException());
}
if ((email.getToAddresses() == null || email.getToAddresses().size() == 0) &&
(email.getCcAddresses() == null || email.getCcAddresses().size() == 0) &&
(email.getBccAddresses() == null || email.getBccAddresses().size() == 0))
{
throw new MailException("Please define a recipient email address", new NullPointerException());
}
if (email.getSubject() == null) {
throw new MailException("Please define a subject", new NullPointerException());
}
if (email.getReplyToAddresses() == null || email.getReplyToAddresses().size() == 0) {
email.addReplyTo(email.getFromAddress().getAddress());
}
return email;
}
public static Session getSession() {
if (session == null) {
Properties props = new Properties();
// Put a bogus value even if we are on dev mode, otherwise JavaMail will complain
props.put("mail.smtp.host", Play.configuration.getProperty("mail.smtp.host", "localhost"));
String channelEncryption;
if (Play.configuration.containsKey("mail.smtp.protocol") && Play.configuration.getProperty("mail.smtp.protocol", "smtp").equals("smtps")) {
// Backward compatibility before stable5
channelEncryption = "starttls";
} else {
channelEncryption = Play.configuration.getProperty("mail.smtp.channel", "clear");
}
if (channelEncryption.equals("clear")) {
props.put("mail.smtp.port", "25");
} else if (channelEncryption.equals("ssl")) {
// port 465 + setup yes ssl socket factory (won't verify that the server certificate is signed with a root ca.)
props.put("mail.smtp.port", "465");
props.put("mail.smtp.socketFactory.port", "465");
props.put("mail.smtp.socketFactory.class", "play.utils.YesSSLSocketFactory");
props.put("mail.smtp.socketFactory.fallback", "false");
} else if (channelEncryption.equals("starttls")) {
// port 25 + enable starttls + ssl socket factory
props.put("mail.smtp.port", "25");
props.put("mail.smtp.starttls.enable", "true");
// can't install our socket factory. will work only with server that has a signed certificate
// story to be continued in javamail 1.4.2 : https://glassfish.dev.java.net/issues/show_bug.cgi?id=5189
}
if (Play.configuration.containsKey("mail.smtp.localhost")) {
props.put("mail.smtp.localhost", Play.configuration.get("mail.smtp.localhost")); //override defaults
}
if (Play.configuration.containsKey("mail.smtp.socketFactory.class")) {
props.put("mail.smtp.socketFactory.class", Play.configuration.get("mail.smtp.socketFactory.class"));
}
if (Play.configuration.containsKey("mail.smtp.port")) {
props.put("mail.smtp.port", Play.configuration.get("mail.smtp.port"));
}
String user = Play.configuration.getProperty("mail.smtp.user");
String password = Play.configuration.getProperty("mail.smtp.pass");
if (password == null) {
// Fallback to old convention
password = Play.configuration.getProperty("mail.smtp.password");
}
String authenticator = Play.configuration.getProperty("mail.smtp.authenticator");
session = null;
if (authenticator != null) {
props.put("mail.smtp.auth", "true");
try {
session = Session.getInstance(props, (Authenticator) Play.classloader.loadClass(authenticator).newInstance());
} catch (Exception e) {
Logger.error(e, "Cannot instanciate custom SMTP authenticator (%s)", authenticator);
}
}
if (session == null) {
if (user != null && password != null) {
props.put("mail.smtp.auth", "true");
session = Session.getInstance(props, new SMTPAuthenticator(user, password));
} else {
props.remove("mail.smtp.auth");
session = Session.getInstance(props);
}
}
if (Boolean.parseBoolean(Play.configuration.getProperty("mail.debug", "false"))) {
session.setDebug(true);
}
}
return session;
}
/**
* Send a JavaMail message
*
* @param msg An Email message
*/
public static Future<Boolean> sendMessage(final Email msg) {
if (asynchronousSend) {
return executor.submit(new Callable<Boolean>() {
public Boolean call() {
try {
msg.setSentDate(new Date());
msg.send();
return true;
} catch (Throwable e) {
MailException me = new MailException("Error while sending email", e);
Logger.error(me, "The email has not been sent");
return false;
}
}
});
} else {
final StringBuffer result = new StringBuffer();
try {
msg.setSentDate(new Date());
msg.send();
} catch (Throwable e) {
MailException me = new MailException("Error while sending email", e);
Logger.error(me, "The email has not been sent");
result.append("oops");
}
return new Future<Boolean>() {
public boolean cancel(boolean mayInterruptIfRunning) {
return false;
}
public boolean isCancelled() {
return false;
}
public boolean isDone() {
return true;
}
public Boolean get() throws InterruptedException, ExecutionException {
return result.length() == 0;
}
public Boolean get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException {
return result.length() == 0;
}
};
}
}
static ExecutorService executor = Executors.newCachedThreadPool();
public static class SMTPAuthenticator extends Authenticator {
private String user;
private String password;
public SMTPAuthenticator(String user, String password) {
this.user = user;
this.password = password;
}
@Override
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(user, password);
}
}
public static class Mock {
static Map<String, String> emails = new HashMap<String, String>();
public static String getContent(Part message) throws MessagingException,
IOException {
if (message.getContent() instanceof String) {
return message.getContentType() + ": " + message.getContent() + " \n\t";
} else if (message.getContent() != null && message.getContent() instanceof Multipart) {
Multipart part = (Multipart) message.getContent();
String text = "";
for (int i = 0; i < part.getCount(); i++) {
BodyPart bodyPart = part.getBodyPart(i);
if (!Message.ATTACHMENT.equals(bodyPart.getDisposition())) {
text += getContent(bodyPart);
} else {
text += "attachment: \n" +
"\t\t name: " + (StringUtils.isEmpty(bodyPart.getFileName()) ? "none" : bodyPart.getFileName()) + "\n" +
"\t\t disposition: " + bodyPart.getDisposition() + "\n" +
"\t\t description: " + (StringUtils.isEmpty(bodyPart.getDescription()) ? "none" : bodyPart.getDescription()) + "\n\t";
}
}
return text;
}
if (message.getContent() != null && message.getContent() instanceof Part) {
if (!Message.ATTACHMENT.equals(message.getDisposition())) {
return getContent((Part) message.getContent());
} else {
return "attachment: \n" +
"\t\t name: " + (StringUtils.isEmpty(message.getFileName()) ? "none" : message.getFileName()) + "\n" +
"\t\t disposition: " + message.getDisposition() + "\n" +
"\t\t description: " + (StringUtils.isEmpty(message.getDescription()) ? "none" : message.getDescription()) + "\n\t";
}
}
return "";
}
static void send(Email email) {
try {
final StringBuffer content = new StringBuffer();
Properties props = new Properties();
props.put("mail.smtp.host", "myfakesmtpserver.com");
Session session = Session.getInstance(props);
email.setMailSession(session);
email.buildMimeMessage();
MimeMessage msg = email.getMimeMessage();
msg.saveChanges();
String body = getContent(msg);
content.append("From Mock Mailer\n\tNew email received by");
content.append("\n\tFrom: " + email.getFromAddress().getAddress());
content.append("\n\tReplyTo: " + ((InternetAddress) email.getReplyToAddresses().get(0)).getAddress());
content.append("\n\tTo: ");
for (Object add : email.getToAddresses()) {
content.append(add.toString() + ", ");
}
// remove the last ,
content.delete(content.length() - 2, content.length());
if (email.getCcAddresses() != null && !email.getCcAddresses().isEmpty()) {
content.append("\n\tCc: ");
for (Object add : email.getCcAddresses()) {
content.append(add.toString() + ", ");
}
// remove the last ,
content.delete(content.length() - 2, content.length());
}
if (email.getBccAddresses() != null && !email.getBccAddresses().isEmpty()) {
content.append("\n\tBcc: ");
for (Object add : email.getBccAddresses()) {
content.append(add.toString() + ", ");
}
// remove the last ,
content.delete(content.length() - 2, content.length());
}
content.append("\n\tSubject: " + email.getSubject());
content.append("\n\t" + body);
content.append("\n");
Logger.info(content.toString());
for (Object add : email.getToAddresses()) {
content.append(", " + add.toString());
emails.put(((InternetAddress) add).getAddress(), content.toString());
}
} catch (Exception e) {
Logger.error(e, "error sending mock email");
}
}
public static String getLastMessageReceivedBy(String email) {
return emails.get(email);
}
public static void reset(){
emails.clear();
}
}
}