package id.bixsoft.hcms.config;

import java.util.EnumSet;
import javax.servlet.DispatcherType;
import javax.servlet.FilterRegistration;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
import org.springframework.orm.hibernate5.support.OpenSessionInViewFilter;
import org.springframework.web.WebApplicationInitializer;
import org.springframework.web.context.ContextLoaderListener;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import org.springframework.web.servlet.DispatcherServlet;

/**
 * @author ETS Roby
 * Issue        : Create Email Sending
 * Created on   : April 13, 2016
 */

public class ApplicationInitializer implements WebApplicationInitializer {

    @Override
    public void onStartup(ServletContext sc) throws ServletException {
        AnnotationConfigWebApplicationContext rootContext = new AnnotationConfigWebApplicationContext();

        rootContext.register(MvcApplication.class, EmailConfig.class);
        rootContext.setServletContext(sc);
        rootContext.refresh();

        DispatcherServlet mvcServlet = new DispatcherServlet(rootContext);
        ServletRegistration.Dynamic appServlet = sc.addServlet("appServlet", mvcServlet);

        appServlet.setLoadOnStartup(1);
        appServlet.addMapping("/");

                OpenSessionInViewFilter coreSessionFilter = new OpenSessionInViewFilter();
                OpenSessionInViewFilter portalSessionFilter = new OpenSessionInViewFilter();

                coreSessionFilter.setSessionFactoryBeanName("coreSessionFactory");
                portalSessionFilter.setSessionFactoryBeanName("portalSessionFactory");

        EnumSet<DispatcherType> dispatcherTypes = EnumSet.of(DispatcherType.REQUEST, DispatcherType.FORWARD);
        FilterRegistration.Dynamic coreSessionInView = sc.addFilter("coreSessionInView", coreSessionFilter);
        coreSessionInView.addMappingForUrlPatterns(dispatcherTypes, true, "/");

                FilterRegistration.Dynamic portalSessionInView = sc.addFilter("portalSessionInView", portalSessionFilter);
        portalSessionInView.addMappingForUrlPatterns(dispatcherTypes, true, "/");

        sc.addListener(new ContextLoaderListener(rootContext));
        sc.setInitParameter("defaultHtmlEscape", "true");
    }
}

package id.bixsoft.hcms.config;

import java.util.Properties;
import org.springframework.beans.factory.annotation.Configurable;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.JavaMailSenderImpl;
import org.springframework.context.annotation.Bean;

/**
 * @author ETS Roby
 * Issue        : Create Email Sending
 * Created on   : April 13, 2016
 */

@Configurable
public class EmailConfig {
    @Bean
    public JavaMailSender javaMailSender(){

        Properties javaMailProperties = new Properties();
        javaMailProperties.put("mail.transport.protocol", "smtp");
        javaMailProperties.put("mail.smtp.auth", true);
        javaMailProperties.put("mail.smtp.ssl.enable", true);
        javaMailProperties.put("mail.debug", true);
        javaMailProperties.put("mail.smtp.fromemail","no-reply@bixsoft.id");

        JavaMailSenderImpl mailSender = new JavaMailSenderImpl();
        mailSender.setProtocol("smtp");
        mailSender.setHost("192.168.45.88");
        mailSender.setPort(25);
        mailSender.setUsername("username");
        mailSender.setPassword("password");
        mailSender.setJavaMailProperties(javaMailProperties);

        return mailSender;
    }
}

package id.bixsoft.hcms.controllers.competency;

    import id.bixsoft.hcms.forms.KaryawanForm;
    import java.util.Properties;
    import javax.mail.Message;
    import javax.mail.PasswordAuthentication;
    import javax.mail.Session;
    import javax.mail.Transport;
    import javax.mail.internet.InternetAddress;
    import javax.mail.internet.MimeMessage;
    import javax.servlet.ServletContext;
    import javax.servlet.http.HttpSession;

    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.mail.javamail.JavaMailSender;
    import org.springframework.mail.javamail.JavaMailSenderImpl;
    import org.springframework.stereotype.Controller;
    import org.springframework.ui.ModelMap;
    import org.springframework.ui.Model;
    import org.springframework.web.bind.annotation.ModelAttribute;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RequestMethod;
    import org.springframework.web.servlet.ModelAndView;

    import id.bixsoft.hcms.forms.competency.EmailForm;
    import id.bixsoft.hcms.util.GlobalParameter;

    /**
     * @author ETS Roby
     * Issue        : Create Email Sending
     * Created on   : April 13, 2016
     */

    @Controller
    @RequestMapping(value = "/competency")
    public class EmailController {
        @Autowired
        ServletContext context;
        @Autowired
        JavaMailSender javaMailSender;

        @RequestMapping(value = "/create_email", method = RequestMethod.GET)
            public ModelAndView showEmailForm(HttpSession session, Model model) {
                model.addAttribute("karyawan", new KaryawanForm());
                model.addAttribute("email", new EmailForm());
                if(session.getAttribute(GlobalParameter.SESSION) != null){
                    return new ModelAndView("competency/create_email");
                }
                return new ModelAndView ("competency/success_email");
            }

        @RequestMapping(value = "/send_email", method = RequestMethod.POST)
        public ModelAndView sendEmail(ModelMap model, @ModelAttribute("email") EmailForm emailForm) {
                try {
            final JavaMailSenderImpl mailSender = (JavaMailSenderImpl) javaMailSender;
            //get email server information from config xml file
            Properties props = mailSender.getJavaMailProperties();
            final String username = mailSender.getUsername();
            final String password = mailSender.getPassword();
            //get from email is username
                    String fromEmail = mailSender.getJavaMailProperties().get("mail.smtp.fromemail").toString();
            emailForm.setFrom(fromEmail);

                    //need authenticate to server
            Session session = Session.getInstance(props,
                        new javax.mail.Authenticator() {
                            @Override
                protected PasswordAuthentication getPasswordAuthentication() {
                                return new PasswordAuthentication(username, password);
                }
                        });

                    //create session authenticated to send email
                    MimeMessage message = new MimeMessage(session);
                    message.setFrom(new InternetAddress(emailForm.getFrom()));
                    message.setRecipients(Message.RecipientType.TO, InternetAddress.parse(emailForm.getTo()));
                    message.setSubject(emailForm.getSubject(),"UTF-8");
                    message.setText(emailForm.getBody());
                    //call send email function
                    Transport.send(message);
                    //mailSender.send(message);
                } catch (Exception ex) {
                    model.addAttribute("error", ex.getMessage());
                    return new ModelAndView ("competency/create_email");
                }
                return new ModelAndView ("competency/email_sent");
        }
    }