/*
* Copyright 2001-2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.axis.transport.mail;
import org.apache.axis.AxisFault;
import org.apache.axis.Message;
import org.apache.axis.MessageContext;
import org.apache.axis.components.logger.LogFactory;
import org.apache.axis.components.uuid.UUIDGen;
import org.apache.axis.components.uuid.UUIDGenFactory;
import org.apache.axis.handlers.BasicHandler;
import org.apache.axis.transport.http.HTTPConstants;
import org.apache.axis.utils.Messages;
import org.apache.commons.logging.Log;
import org.apache.commons.net.pop3.POP3Client;
import org.apache.commons.net.pop3.POP3MessageInfo;
import org.apache.commons.net.smtp.SMTPClient;
import org.apache.commons.net.smtp.SMTPReply;
import javax.mail.Session;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimePart;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.Reader;
import java.io.Writer;
import java.util.Properties;
/**
* This is meant to be used on a SOAP Client to call a SOAP server via SMTP/POP3
*
* @author Davanum Srinivas (dims@yahoo.com)
*/
public class MailSender extends BasicHandler {
protected static Log log = LogFactory.getLog(MailSender.class.getName());
private UUIDGen uuidGen = UUIDGenFactory.getUUIDGen();
Properties prop = new Properties();
Session session = Session.getDefaultInstance(prop, null);
/**
* invoke creates a socket connection, sends the request SOAP message and then
* reads the response SOAP message back from the SOAP server
*
* @param msgContext the messsage context
*
* @throws AxisFault
*/
public void invoke(MessageContext msgContext) throws AxisFault {
if (log.isDebugEnabled()) {
log.debug(Messages.getMessage("enter00", "MailSender::invoke"));
}
try {
// Send the SOAP request to the SMTP server
String id = writeUsingSMTP(msgContext);
// Read SOAP response from the POP3 Server
readUsingPOP3(id, msgContext);
} catch (Exception e) {
log.debug(e);
throw AxisFault.makeFault(e);
}
if (log.isDebugEnabled()) {
log.debug(Messages.getMessage("exit00",
"HTTPDispatchHandler::invoke"));
}
}
/**
* Send the soap request message to the server
*
* @param msgContext message context
*
* @return id for the current message
* @throws Exception
*/
private String writeUsingSMTP(MessageContext msgContext)
throws Exception {
String id = (new java.rmi.server.UID()).toString();
String smtpHost = msgContext.getStrProp(MailConstants.SMTP_HOST);
SMTPClient client = new SMTPClient();
client.connect(smtpHost);
// After connection attempt, you should check the reply code to verify
// success.
System.out.print(client.getReplyString());
int reply = client.getReplyCode();
if (!SMTPReply.isPositiveCompletion(reply)) {
client.disconnect();
AxisFault fault = new AxisFault("SMTP", "( SMTP server refused connection )", null, null);
throw fault;
}
client.login(smtpHost);
System.out.print(client.getReplyString());
reply = client.getReplyCode();
if (!SMTPReply.isPositiveCompletion(reply)) {
client.disconnect();
AxisFault fault = new AxisFault("SMTP", "( SMTP server refused connection )", null, null);
throw fault;
}
String fromAddress = msgContext.getStrProp(MailConstants.FROM_ADDRESS);
String toAddress = msgContext.getStrProp(MailConstants.TO_ADDRESS);
MimeMessage msg = new MimeMessage(session);
msg.setFrom(new InternetAddress(fromAddress));
msg.addRecipient(MimeMessage.RecipientType.TO, new InternetAddress(toAddress));
// Get SOAPAction, default to ""
String action = msgContext.useSOAPAction()
? msgContext.getSOAPActionURI()
: "";
if (action == null) {
action = "";
}
Message reqMessage = msgContext.getRequestMessage();
msg.addHeader(HTTPConstants.HEADER_USER_AGENT, Messages.getMessage("axisUserAgent"));
msg.addHeader(HTTPConstants.HEADER_SOAP_ACTION, action);
msg.setDisposition(MimePart.INLINE);
msg.setSubject(id);
ByteArrayOutputStream out = new ByteArrayOutputStream(8 * 1024);
reqMessage.writeTo(out);
msg.setContent(out.toString(), reqMessage.getContentType(msgContext.getSOAPConstants()));
ByteArrayOutputStream out2 = new ByteArrayOutputStream(8 * 1024);
msg.writeTo(out2);
client.setSender(fromAddress);
System.out.print(client.getReplyString());
client.addRecipient(toAddress);
System.out.print(client.getReplyString());
Writer writer = client.sendMessageData();
System.out.print(client.getReplyString());
writer.write(out2.toString());
writer.flush();
writer.close();
System.out.print(client.getReplyString());
if (!client.completePendingCommand()) {
System.out.print(client.getReplyString());
AxisFault fault = new AxisFault("SMTP", "( Failed to send email )", null, null);
throw fault;
}
System.out.print(client.getReplyString());
client.logout();
client.disconnect();
return id;
}
/**
* Read from server using POP3
* @param msgContext
* @throws Exception
*/
private void readUsingPOP3(String id, MessageContext msgContext) throws Exception {
// Read the response back from the server
String pop3Host = msgContext.getStrProp(MailConstants.POP3_HOST);
String pop3User = msgContext.getStrProp(MailConstants.POP3_USERID);
String pop3passwd = msgContext.getStrProp(MailConstants.POP3_PASSWORD);
Reader reader;
POP3MessageInfo[] messages = null;
MimeMessage mimeMsg = null;
POP3Client pop3 = new POP3Client();
// We want to timeout if a response takes longer than 60 seconds
pop3.setDefaultTimeout(60000);
for (int i = 0; i < 12; i++) {
pop3.connect(pop3Host);
if (!pop3.login(pop3User, pop3passwd)) {
pop3.disconnect();
AxisFault fault = new AxisFault("POP3", "( Could not login to server. Check password. )", null, null);
throw fault;
}
messages = pop3.listMessages();
if (messages != null && messages.length > 0) {
StringBuffer buffer = null;
for (int j = 0; j < messages.length; j++) {
reader = pop3.retrieveMessage(messages[j].number);
if (reader == null) {
AxisFault fault = new AxisFault("POP3", "( Could not retrieve message header. )", null, null);
throw fault;
}
buffer = new StringBuffer();
BufferedReader bufferedReader = new BufferedReader(reader);
int ch;
while ((ch = bufferedReader.read()) != -1) {
buffer.append((char) ch);
}
bufferedReader.close();
if (buffer.toString().indexOf(id) != -1) {
ByteArrayInputStream bais = new ByteArrayInputStream(buffer.toString().getBytes());
Properties prop = new Properties();
Session session = Session.getDefaultInstance(prop, null);
mimeMsg = new MimeMessage(session, bais);
pop3.deleteMessage(messages[j].number);
break;
}
buffer = null;
}
}
pop3.logout();
pop3.disconnect();
if (mimeMsg == null) {
Thread.sleep(5000);
} else {
break;
}
}
if (mimeMsg == null) {
pop3.logout();
pop3.disconnect();
AxisFault fault = new AxisFault("POP3", "( Could not retrieve message list. )", null, null);
throw fault;
}
String contentType = mimeMsg.getContentType();
String contentLocation = mimeMsg.getContentID();
Message outMsg = new Message(mimeMsg.getInputStream(), false,
contentType, contentLocation);
outMsg.setMessageType(Message.RESPONSE);
msgContext.setResponseMessage(outMsg);
if (log.isDebugEnabled()) {
log.debug("\n" + Messages.getMessage("xmlRecd00"));
log.debug("-----------------------------------------------");
log.debug(outMsg.getSOAPPartAsString());
}
}
}