added VRE Manager to receive notification via email when users get invitations #268
git-svn-id: https://svn.research-infrastructures.eu/d4science/gcube/trunk/portal/invites-common-library@115732 82a268e6-3cf1-43bd-a215-b396298e98cfmaster
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package org.gcube.portal.invites;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.util.Date;
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import java.util.Properties;
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import javax.mail.Address;
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import javax.mail.Message;
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import javax.mail.Session;
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import javax.mail.Transport;
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import javax.mail.internet.InternetAddress;
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import javax.mail.internet.MimeMessage;
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import org.gcube.portal.custom.communitymanager.OrganizationsUtil;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* A class for sending email
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*
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* @author M. Assante
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*
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*/
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public class EmailNotification {
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private static final String SENDER_EMAIL = "notificationSenderEmail";
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private static final String GATEWAY_NAME = "portalinstancename";
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/**
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* The sender of the email
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*/
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private String emailSender;
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/**
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* The recipients of the email
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*/
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private String emailrecipients[];
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/**
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* Email's subject
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*/
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private String emailSubject;
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/**
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* Email's body message
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*/
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private String emailBody;
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private String portalName;
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/** Logger */
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private static Logger _log = LoggerFactory.getLogger(EmailNotification.class);
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/**
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* Class's constructor
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*
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* @param sender
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* @param recipients
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* @param subject
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* @param body
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*/
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public EmailNotification(String sender, String recipients[], String subject, String body) {
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this.emailSender = getNotificationSenderEmail();
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this.emailrecipients = recipients;
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this.emailSubject = subject;
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this.emailBody = body;
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this.portalName = getPortalInstanceName();
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}
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public void sendEmail() {
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Properties props = System.getProperties();
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String mailServiceHost = "localhost";
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props.put("mail.smtp.host", mailServiceHost);
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String mailServicePort = "25";
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props.put("mail.smtp.port", mailServicePort);
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Session session = Session.getDefaultInstance(props, null);
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session.setDebug(true);
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Message mimeMessage = new MimeMessage(session);
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try {
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// EMAIL SENDER
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Address from = new InternetAddress(emailSender, portalName);
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mimeMessage.setHeader("Content-Type", "text/html; charset=UTF-8");
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mimeMessage.setFrom(from);
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// EMAIL RECIPIENTS
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for (int i=0; i<emailrecipients.length; i++) {
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Address address = new InternetAddress(emailrecipients[i]);
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mimeMessage.addRecipient(Message.RecipientType.TO, address);
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}
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mimeMessage.setSubject(emailSubject);
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// mimeMessage.setText(emailBody);
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mimeMessage.setContent(emailBody, "text/html; charset=UTF-8");
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mimeMessage.setSentDate(new Date());
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Transport.send(mimeMessage);
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} catch (Exception e) {
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e.printStackTrace();
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_log.error("Failed to send the email message.", e);
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}
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}
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/**
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* read the portal instance name from a property file and returns it
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*/
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protected static String getPortalInstanceName() {
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//get the portles to look for from the property file
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Properties props = new Properties();
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String toReturn = "";
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try {
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String propertyfile = OrganizationsUtil.getTomcatFolder()+"conf/gcube-data.properties";
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File propsFile = new File(propertyfile);
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FileInputStream fis = new FileInputStream(propsFile);
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props.load( fis);
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toReturn = props.getProperty(GATEWAY_NAME);
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}
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//catch exception in case properties file does not exist
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catch(IOException e) {
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toReturn = "Gateway support";
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_log.error("gcube-data.properties file not found under $CATALINA_HOME/conf dir, returning default Portal Name " + toReturn);
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return toReturn;
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}
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_log.debug("Returning Gateway Name: " + toReturn );
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return toReturn;
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}
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/**
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* read the sender email for notifications name from a property file and returns it
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*/
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private static String getNotificationSenderEmail() {
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//get the portles to look for from the property file
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Properties props = new Properties();
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String toReturn = "";
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try {
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String propertyfile = OrganizationsUtil.getTomcatFolder()+"conf/gcube-data.properties";
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File propsFile = new File(propertyfile);
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FileInputStream fis = new FileInputStream(propsFile);
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props.load( fis);
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toReturn = props.getProperty(SENDER_EMAIL);
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}
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//catch exception in case properties file does not exist
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catch(IOException e) {
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toReturn = "do-not-reply@d4science.org";
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_log.error("gcube-data.properties file not found under $CATALINA_HOME/conf dir, returning default Email" + toReturn);
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return toReturn;
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}
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_log.debug("Returning SENDER_EMAIL: " + toReturn );
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return toReturn;
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}
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}
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