From da570dc81ca840d34fdcae52603075de26eb4a6b Mon Sep 17 00:00:00 2001
From: Massimiliano Assante <massimiliano.assante@isti.cnr.it>
Date: Tue, 26 Apr 2016 14:26:17 +0000
Subject: [PATCH] added request to email notification

git-svn-id: https://svn.research-infrastructures.eu/d4science/gcube/trunk/portal/portal-manager@128316 82a268e6-3cf1-43bd-a215-b396298e98cf
---
 .../portal/mailing/EmailNotification.java     | 99 +++++++++++++++----
 1 file changed, 81 insertions(+), 18 deletions(-)

diff --git a/src/main/java/org/gcube/common/portal/mailing/EmailNotification.java b/src/main/java/org/gcube/common/portal/mailing/EmailNotification.java
index 1f4828e..8aed030 100644
--- a/src/main/java/org/gcube/common/portal/mailing/EmailNotification.java
+++ b/src/main/java/org/gcube/common/portal/mailing/EmailNotification.java
@@ -1,14 +1,19 @@
 package org.gcube.common.portal.mailing;
 
+import java.util.ArrayList;
 import java.util.Date;
+import java.util.List;
 import java.util.Properties;
 
 import javax.mail.Address;
 import javax.mail.Message;
+import javax.mail.MessagingException;
 import javax.mail.Session;
 import javax.mail.Transport;
+import javax.mail.internet.AddressException;
 import javax.mail.internet.InternetAddress;
 import javax.mail.internet.MimeMessage;
+import javax.servlet.http.HttpServletRequest;
 
 import org.gcube.common.portal.PortalContext;
 import org.slf4j.Logger;
@@ -21,15 +26,12 @@ import org.slf4j.LoggerFactory;
  */
 public class EmailNotification {
 	private static Logger _log = LoggerFactory.getLogger(EmailNotification.class);	
-	/**
-	 * The sender of the email
-	 */
-	private static final String EMAIL_SENDER = PortalContext.getConfiguration().getSenderEmail();
-	private static final String PORTAL_NAME =  PortalContext.getConfiguration().getGatewayName();
 	/**
 	 * The recipients of the email
 	 */
 	private String emailrecipients[];
+	
+	private List<InternetAddress> emailRecipientsInCC;
 	/**
 	 * Email's subject
 	 */
@@ -39,14 +41,46 @@ public class EmailNotification {
 	 */
 	private StringBuffer emailBody;
 	/**
-	 * @param recipients 
-	 * @param subject 
-	 * @param body 
+	 * 
 	 */
-	public EmailNotification(String recipients[], String subject, String body) {
+	private HttpServletRequest request;
+	
+	private final String MAIL_SERVICE_HOST = "localhost";
+	private String MAIL_SERVICE_PORT = "25";
+	/**
+	 * 
+	 * @param recipient an email address
+	 * @param subject the subject of your email
+	 * @param body the body of your email
+	 */
+	public EmailNotification(String recipient, String subject, String body, HttpServletRequest httpServletRequest) { 
+		String[] emailRecipients = new String[1];
+		emailRecipients[0] = recipient;
+		init(httpServletRequest, emailRecipients, subject, body);
+	}
+	/**
+	 *  @param recipients an array of email addresses
+	 * @param subject the subject of your email
+	 * @param body the body of your email
+	 */
+	public EmailNotification(String recipients[], String subject, String body, HttpServletRequest httpServletRequest) {
+		init(httpServletRequest, recipients, subject, body);
+	}
+	
+	/**
+	 * @param recipients a list of email addresses
+	 * @param subject the subject of your email
+	 * @param body the body of your email
+	 */
+	public EmailNotification(List<String> recipients, String subject, String body, HttpServletRequest httpServletRequest) {
+		init(httpServletRequest, recipients.toArray(new String[recipients.size()]), subject, body);
+	}
+	
+	private void init(HttpServletRequest httpServletRequest, String recipients[], String subject, String body) {
+		request = httpServletRequest;
 		emailrecipients = recipients;
 		emailSubject = subject;
-		
+		emailRecipientsInCC = new ArrayList<InternetAddress>();
 		emailBody = new StringBuffer(body);
 		emailBody.append("<p>")
 		.append("<p><div style=\"color:#999999; font-size:10px; font-family:'lucida grande',tahoma,verdana,arial,sans-serif; padding-top:15px;\">")
@@ -55,36 +89,65 @@ public class EmailNotification {
 		.append("If you have received this communication in error, please notify the <sender> and destroy and delete any copies you may have received.")
 		.append("</div></p>");
 	}
+	
+	public void addRecipientInCC(String email) {
+		try {
+			emailRecipientsInCC.add(new InternetAddress(email));
+		} catch (AddressException e) {
+			e.printStackTrace();
+		}
+	}
 
 	public void sendEmail() {
 		Properties props = System.getProperties();
-		String mailServiceHost = "localhost";
-		props.put("mail.smtp.host", mailServiceHost);
-		String mailServicePort = "25";
-		props.put("mail.smtp.port", mailServicePort);
+		props.put("mail.smtp.host", MAIL_SERVICE_HOST);
+		props.put("mail.smtp.port", MAIL_SERVICE_PORT);
 		Session session = Session.getDefaultInstance(props, null);
 		session.setDebug(true);
 		Message mimeMessage = new MimeMessage(session);
-
+		Transport t = null;
 		try {
+			 t = session.getTransport("smtp");;
 			// EMAIL SENDER
-			Address from = new InternetAddress(EMAIL_SENDER, PORTAL_NAME);
+			String emailSender = PortalContext.getConfiguration().getSenderEmail(request);
+			String siteName = PortalContext.getConfiguration().getGatewayName(request);
+			Address from = new InternetAddress(emailSender, siteName);
 			mimeMessage.setHeader("Content-Type", "text/html; charset=UTF-8");
 			mimeMessage.setFrom(from);
 
+			t.connect();
+			
 			// EMAIL RECIPIENTS
 			for (int i=0; i<emailrecipients.length; i++) {
 				Address address = new InternetAddress(emailrecipients[i]);
 				mimeMessage.addRecipient(Message.RecipientType.TO, address);
-			}
+			} 
+			// EMAIL CC Recipients
+			for (InternetAddress email : emailRecipientsInCC) {
+				mimeMessage.addRecipient(Message.RecipientType.CC, email);
+			} 
 
 			mimeMessage.setSubject(emailSubject);
 			mimeMessage.setContent(emailBody.toString(), "text/html; charset=UTF-8");
 			mimeMessage.setSentDate(new Date());
-			Transport.send(mimeMessage);
+		
+			Address[] addresses = mimeMessage.getAllRecipients();
+			try {
+				t.sendMessage(mimeMessage, addresses);
+			}
+			catch (com.sun.mail.smtp.SMTPSendFailedException ex) {									
+				_log.error("Error while trying to send emails");
+				ex.printStackTrace();													
+			}
+			t.close();
 		} catch (Exception e) {
 			e.printStackTrace();
 			_log.error("Failed to send the email message.", e);
+			try {
+				t.close();
+			} catch (MessagingException e1) {
+				e1.printStackTrace();
+			}
 		}
 	}