MatchmakingBackend/src/main/java/com/jamesquinley/Asecure/electronicMailHandler.java

package com.jamesquinley.Asecure;

import javax.jws.soap.SOAPBinding;
import javax.mail.*;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Properties;

public class electronicMailHandler {
    /*
    This will handle both account creation verify and login verify tasks, it will not verify for token based logins as
    that form of login is client controlled and no user input is allowed, hacked clients are also locked out of the network
     */
    static final String senderEmailId = "obsidiancorestudios@gmail.com";
    static final String senderPassword = "dcixokaivbyxbmnj";
    static final String emailSMTPserver = "smtp.gmail.com";
    static final String emailSMTPPort = "465";
    public static void Onboarding(String receiverEmail, String User) {
        //get date for email
        Date date = new Date();
        SimpleDateFormat formatter = new SimpleDateFormat("MM/dd/yy");
        String Date = formatter.format(date);
        //get time for sign in time
        Date dt = new Date();
        SimpleDateFormat dateFormat;
        dateFormat = new SimpleDateFormat("kk:mm:ss");

        Properties props = new Properties();
        props.put("mail.smtp.host", emailSMTPserver);
        props.put("mail.smtp.socketFactory.port", emailSMTPPort);
        props.put("mail.smtp.socketFactory.class",
                "javax.net.ssl.SSLSocketFactory");
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.port", emailSMTPPort);

        try {
            Authenticator auth = new SMTPAuthenticator();
            Session session = Session.getInstance(props, auth);
            Message message = new MimeMessage(session);
            message.setFrom(new InternetAddress(senderEmailId));
            message.setRecipients(Message.RecipientType.TO,
                    InternetAddress.parse(receiverEmail));
            message.setSubject("Welcome To Obsidian Core Studios!");
            message.setText("Seems you've signed up for an account we're happy you're here, and welcome to the Obsidian Core Studios Family! \n\n" +
                    "This Was Sent On Behalf Of Obsidian Core Studios By Our Super Cool Login Robots." +
                    "\nYou'll Only Get This Email Once." +
                    "\nThis Account Was Created For: " + User);

            Transport.send(message);
            System.out.println("Sent Onboarding Email");
        } catch (Exception e) {
            e.printStackTrace();
            System.err.println("Email ONBOARD Not sent due to an error");
            if (e instanceof SendFailedException) {
               secureCalls.banAction(receiverEmail);
            }
        }
    }
    public static void newLocation (String receiverEmail, String User, String Adr, String OldAdr) {
     //get date for email
        Date date = new Date();
        SimpleDateFormat formatter = new SimpleDateFormat("MM/dd/yy");
        String Date = formatter.format(date);
        //get time for sign in time
        Date dt = new Date();
        SimpleDateFormat dateFormat;
        dateFormat = new SimpleDateFormat("kk:mm:ss");

        Properties props = new Properties();
        props.put("mail.smtp.host", emailSMTPserver);
        props.put("mail.smtp.socketFactory.port", emailSMTPPort);
        props.put("mail.smtp.socketFactory.class",
                "javax.net.ssl.SSLSocketFactory");
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.port", emailSMTPPort);

        try {
            Authenticator auth = new SMTPAuthenticator();
            Session session = Session.getInstance(props, auth);
            Message message = new MimeMessage(session);
            message.setFrom(new InternetAddress(senderEmailId));
            message.setRecipients(Message.RecipientType.TO,
                    InternetAddress.parse(receiverEmail));
            message.setSubject("Obsidian Core Account Login Notice | " + Date);
            message.setText("Something seems fishy, a login was detected at a new location " + Adr +" "+ "(at " + dateFormat.format(dt) + " PST)" +  ".\nIf this was you ignore this email, if it wasn't you, please contact us (Respond to this email).\n\n\n\n" +
                    "\nThis email (" + receiverEmail + ") is linked to the Obsidian Core account: "+ User +  " \nThese security emails can't be opted out of.\n\nThis was sent on behalf of Obsidian Core Studios by our super cool login robots.\n\n\n\n" +
                    "The MAC address used has been set as your account's default, as well as past logins ("+Adr + ")");

            Transport.send(message);
            System.out.println("Alert Sent");
        } catch (Exception e) {
            e.printStackTrace();
            System.err.println("Was Not Sent Because Of An Error.");
        }
    }

    public static void otkEmail (String receiverEmail, String Key, String User) {
        //get date for email
        Date date = new Date();
        SimpleDateFormat formatter = new SimpleDateFormat("MM/dd/yy");
        String Date = formatter.format(date);
        //get time for sign in time
        Date dt = new Date();
        SimpleDateFormat dateFormat;
        dateFormat = new SimpleDateFormat("kk:mm:ss");

        Properties props = new Properties();
        props.put("mail.smtp.host", emailSMTPserver);
        props.put("mail.smtp.socketFactory.port", emailSMTPPort);
        props.put("mail.smtp.socketFactory.class",
                "javax.net.ssl.SSLSocketFactory");
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.port", emailSMTPPort);

        try {
            Authenticator auth = new SMTPAuthenticator();
            Session session = Session.getInstance(props, auth);
            Message message = new MimeMessage(session);
            message.setFrom(new InternetAddress(senderEmailId));
            message.setRecipients(Message.RecipientType.TO,
                    InternetAddress.parse(receiverEmail));
            message.setSubject("Obsidian Core Account Notice");
            message.setText("Hey there, as you may have seen in the launcher, you need a one time key to continue, this email can help! " +
                    "\nBefore we give you the required key to continue, a gentle reminder to NEVER SHARE YOUR PASSWORD OR ONE TIME KEY! " +
                    "\nWell, good luck! Your one time key is: " + Key +
                    "\nThis key will remain active until used, it was generated at your login attempt, and won't be regenerated after the initial creation of said key." +
                    "\nThis key will only work with the account tied to the username: " + User + ", and will only work one time, its in the name.");

            Transport.send(message);
            System.out.println("Alert Sent");
        } catch (Exception e) {
            e.printStackTrace();
            System.err.println("Was Not Sent Because Of An Error.");
        }

    }
    public static void otkMigrate (String receiverEmail, String User) {
        //get date for email
        Date date = new Date();
        SimpleDateFormat formatter = new SimpleDateFormat("MM/dd/yy");
        String Date = formatter.format(date);
        //get time for sign in time
        Date dt = new Date();
        SimpleDateFormat dateFormat;
        dateFormat = new SimpleDateFormat("kk:mm:ss");

        Properties props = new Properties();
        props.put("mail.smtp.host", emailSMTPserver);
        props.put("mail.smtp.socketFactory.port", emailSMTPPort);
        props.put("mail.smtp.socketFactory.class",
                "javax.net.ssl.SSLSocketFactory");
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.port", emailSMTPPort);

        try {
            Authenticator auth = new SMTPAuthenticator();
            Session session = Session.getInstance(props, auth);
            Message message = new MimeMessage(session);
            message.setFrom(new InternetAddress(senderEmailId));
            message.setRecipients(Message.RecipientType.TO,
                    InternetAddress.parse(receiverEmail));
            message.setSubject("Obsidian Core Account Notice");
            message.setText("The migration process has been completed, and the key is no longer valid.\n" +
                    "You will not receive a migration popup on login unless the account service changes hashes again.\n" +
                    "Welcome back to your account, and have a great day!\n" +
                    "\n\n\n\n\n" +
                    "This email is automated, sent to the owner of the account (" + User + ")." + " Please don't reply to this email.");

            Transport.send(message);
            System.out.println("Alert Sent");
        } catch (Exception e) {
            e.printStackTrace();
            System.err.println("Was Not Sent Because Of An Error.");
        }

    }
    private static class SMTPAuthenticator extends
            javax.mail.Authenticator {
        public PasswordAuthentication
        getPasswordAuthentication() {
            return new PasswordAuthentication(senderEmailId,
                    senderPassword);
        }
    }

}