generated from li0nhunter/Website-template
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148
server/controllers/emailController.js
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148
server/controllers/emailController.js
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import nodemailer from 'nodemailer';
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import dotenv from 'dotenv';
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import {Router} from 'express';
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/** @typedef Email
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* @property {string} name - name of sender.
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* @property {string} email - email addr of sender.
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* @property {string} subject - subject of email.
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* @property {string} message - message body of email.
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*/
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/** @typedef {import("@types/express").Request} Request */
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/** @typedef {import("@types/express").Response} Response */
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/** @typedef {import("@types/express").NextFunction} NextFunction */
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/** @typedef {import("@types/nodemailer").TransportOptions} TransportOptions */
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dotenv.config();
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const transporter = nodemailer.createTransport(
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/** @type {TransportOptions}*/
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{
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service: 'gmail', // Use Gmail as the email service
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target: process.env.EMAIL_TARGET, // The email address to send the email to
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auth: {
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user: process.env.MAILER_EMAIL_ADDR, // Your Gmail address
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pass: process.env.MAILER_EMAIL_PASS, // Your Gmail password or App Password
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},
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});
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await withTimeout(transporter.verify(), 15000)
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.then(() => {
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console.log("Transporter is ready to send emails");
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})
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.catch((error) => console.error("Error verifying transporter:", error));
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const router = Router()
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router.post('/',
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/**
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* Sends an email using the configured transporter.
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* @param {Request} req
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* @param {Response} res
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* @param {NextFunction} next
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* @return {Promise<e.Response<any, Record<string, any>> | void>}
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*/
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async (req, res, next) => {
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try {
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console.debug("made it to sendEmail function");
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let exitonError = false;
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await withTimeout(transporter.verify(), 15000)
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.then(() => {
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console.debug("Transporter is ready to send emails");
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})
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.catch((error) => {
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console.error("Error verifying transporter:", error);
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res.status(500).json({message: 'Failed to verify email transporter'});
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exitonError = true;
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});
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if (exitonError) return;
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const emailWithZeroWidthSpace = req.body.email.replace(/@/g, '@\u200B').replace(/\./g, ".\u200B"); // Add zero-width space to prevent email scraping
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/** @type {Email} */
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const contact = {
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name: req.body.name,
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email: emailWithZeroWidthSpace, // Add zero-width space to prevent email scraping
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subject: req.body.subject,
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message: req.body.message,
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};
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if (!contact.name || !contact.email || !contact.subject || !contact.message) {
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return res.status(400).json({message: 'To, subject, and text are required'});
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}
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const emailText = `
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This email was sent from Li0nhunter's Bot.
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Name: ${contact.name}
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Email: ${contact.email}
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Subject: ${contact.subject}
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Message: ${contact.message}
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Respond now: mailto:${contact.email}
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`
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const emailHtml = `
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<div style="max-width:80%;margin:40px auto;background:var(--color-background);border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,0.14);padding:32px 24px;font-family:Arial,sans-serif;">
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<h1 style="margin-bottom:24px;text-align:center;color:var(--color-text);">You got a message from your website's contact page!</h1>
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<div style="margin-bottom:16px;">
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<label style="display:block;font-size:1rem;font-weight:500;margin-bottom:4px;color:var(--color-text);"><b>Name:</b></label>
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<div style="font-size:1rem;font-weight:500;padding:10px 12px;border:1px solid #333333;border-radius:4px;background:var(--color-form-background);color:var(--color-text);"><b>${contact.name}</b></div>
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</div>
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<div style="margin-bottom:16px;">
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<label style="display:block;font-size:1rem;font-weight:500;margin-bottom:4px;color:var(--color-text);"><b>Email:</b></label>
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<div style="font-size:1rem;font-weight:500;padding:10px 12px;border:1px solid #333333;border-radius:4px;background:var(--color-form-background);color:var(--color-text);"><b>${contact.email}</b></div>
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</div>
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<div style="margin-bottom:16px;">
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<label style="display:block;font-size:1rem;font-weight:500;margin-bottom:4px;color:var(--color-text);"><b>Subject:</b></label>
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<div style="font-size:1rem;font-weight:500;padding:10px 12px;border:1px solid #333333;border-radius:4px;background:var(--color-form-background);color:var(--color-text);"><b>${contact.subject}</b></div>
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</div>
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<div style="margin-bottom:24px;">
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<label style="display:block;font-size:1rem;font-weight:500;margin-bottom:4px;color:var(--color-text);"><b>Message:</b></label>
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<div style="font-size:1rem;font-weight:500;padding:10px 12px;border:1px solid #333333;border-radius:4px;background:var(--color-form-background);color:var(--color-text);white-space:pre-line;"><b>${contact.message}</b></div>
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</div>
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<div style="text-align:center;">
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<a href="mailto:${contact.email}" style="display:inline-block;font-weight:500;color:var(--color-text);background-color:var(--color-form-background);border:1px solid #333333;padding:10px 32px;text-align:center;border-radius:4px;text-decoration:none;font-size:1.1rem;transition:background 0.2s;"><b>Respond now</b></a>
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</div>
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<p style="text-align:center;color:var(--color-text);">This email was sent from Li0nhunter's Bot.</p>
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</div>
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`;
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const mailOptions = {
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from: `"Li0nhunter's Web Bot" <${process.env.EMAIL_ADDR}>`, // sender address
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to: process.env.EMAIL_TARGET,
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replyTo: contact.email,
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subject: contact.subject, // Subject line
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text: emailText, // plain text body
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html: emailHtml, // html body
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};
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// Set a timeout of 15 seconds (15,000 ms) for sending the email
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await withTimeout(transporter.sendMail(mailOptions), 15000)
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.then((result) => res.status(200).json({data: result, message: 'Email sent successfully'}))
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.catch((error) => {
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console.error(error);
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res.status(500).json({message: error.message || 'Failed to send email'});
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});
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} catch (error) {
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next(error);
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}
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});
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/**
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* Executes a promise with a timeout.
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* @param {Promise<any>} promise The promise to execute.
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* @param {number} ms The timeout in milliseconds.
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* @throws {Error} If the promise does not resolve within the specified time.
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* @return {Promise<any>}
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*/
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async function withTimeout(promise, ms) {
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const timeout = new Promise((_, reject) =>
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setTimeout(() => reject(new Error('Operation timed out')), ms)
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);
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return Promise.race([promise, timeout])
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}
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export default router;
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