initial commit

.gitignore

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+build/
+.gradle/

build.gradle

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+apply plugin: 'groovy'
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    compile "org.codehaus.groovy:groovy-all:2.1.5"
+    compile "com.sun.mail:javax.mail:1.5.3"
+}
+
+sourceSets{
+    main{
+        resources{
+            srcDir projectDir
+            include 'resources/images/**'
+        }
+    }
+}

src/main/groovy/com/garypaduana/groovytools/email/Mailer.groovy

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+package com.garypaduana.groovytools.email
+
+import java.util.Properties
+
+import javax.activation.DataHandler
+import javax.activation.DataSource
+import javax.activation.FileDataSource
+import javax.mail.Address
+import javax.mail.Message
+import javax.mail.MessagingException
+import javax.mail.Multipart
+import javax.mail.PasswordAuthentication
+import javax.mail.Session
+import javax.mail.Transport
+import javax.mail.internet.InternetAddress
+import javax.mail.internet.MimeBodyPart
+import javax.mail.internet.MimeMessage
+import javax.mail.internet.MimeMultipart
+
+import java.security.MessageDigest
+
+public class Mailer {
+
+    public static void sendEmail(String username, String password, String toAddresses,
+            String subject, String text, Collection<File> attachments) throws MessagingException {
+
+        Properties props = new Properties()
+        props.put("mail.smtp.auth", "true")
+        props.put("mail.smtp.starttls.enable", "true")
+        props.put("mail.smtp.host", "smtp.gmail.com")
+        props.put("mail.smtp.port", "587")
+
+        Session session = Session.getInstance(props,
+                new javax.mail.Authenticator() {
+                    protected PasswordAuthentication getPasswordAuthentication() {
+                        return new PasswordAuthentication(username, password)
+                    }
+                })
+
+        Message message = new MimeMessage(session)
+        message.setFrom(new InternetAddress(username))
+        message.setRecipients(Message.RecipientType.TO, InternetAddress.parse(toAddresses))
+        message.setSubject(subject)
+
+        MimeBodyPart messageBodyPart = new MimeBodyPart()
+        messageBodyPart.setText(text)
+
+        Multipart multipart = new MimeMultipart()
+        multipart.addBodyPart(messageBodyPart)
+
+        for(File attachment : attachments){
+            messageBodyPart = new MimeBodyPart()
+            DataSource source = new FileDataSource(attachment)
+
+            messageBodyPart.setDataHandler(new DataHandler(source))
+            messageBodyPart.setFileName(attachment.getName())
+            multipart.addBodyPart(messageBodyPart)
+        }
+
+        message.setContent(multipart)
+        Transport.send(message)
+    }
+}