117 lines
3.4 KiB
JavaScript
117 lines
3.4 KiB
JavaScript
const express = require('express');
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const fs = require('fs');
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const sendmail = require('sendmail')({silent: true});
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const uniqid = require('uniqid');
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const path = require('path');
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var router = express.Router();
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const confirmationsPath = '../database/confirmations.json';
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const writeJsonFile = (file, data) => {
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fs.writeFileSync(path.join(__dirname, file), JSON.stringify(data));
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};
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const readJsonFile = (file) => {
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return JSON.parse(fs.readFileSync(path.join(__dirname, file)).toString());
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};
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/** This function is for the validation of the email address.
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* Required arguments (in POST) are:
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* email: string
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* message: string
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* number: number
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* name: string
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*/
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router.post('/', (req, res, _next) => {
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// Generate an id.
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const id = uniqid();
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// Send an email with a link to validate the id.
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sendmail({
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from: 'surpise-box@jobbel.nl',
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to: req.body.email,
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subject: 'test sendmail',
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html: `
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<html>
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<body>
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<p>Beste ${req.body.name},</p>
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<p>
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Deze email is verzonden omdat u surprise box ${req.body.number} voor de kerstmarkt van Het Heerenlanden heeft aangevraagd.<br>
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Om uw aanvraag te bevestigen, moet u om de volgende link klikken:<br>
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<a href='http://localhost:3000/mail/validate/${id}'>http://localhost:3000/mail/validate/${id}</a><br>
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</p>
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<p>Met vriendelijk groet,<br> het surprise box team van Het Heerenlanden</p>
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</body>
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</html>
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`,
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// Once it is sent
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}, function(err, reply) {
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// If there's an error
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if (err) {
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// Notify the front-end
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res.json({result: {success: false, data: err}});
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} else {
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// Add the user's data to the database identified by the id.
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writeJsonFile(confirmationsPath, {
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// Make sure that the other records are preserved.
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...readJsonFile(confirmationsPath),
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// Then add the new one
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[id]: {
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'name': req.body.name,
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'number': Number(req.body.number),
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'timestamp': Date.now(),
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'message': req.body.message
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}
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})
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// Notify the front-end
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res.json({result: {success: true, data: reply}});
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}
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});
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});
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/** This function is used when a user clicks on the link in their email.
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*
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* This should be extremely user-friendly.
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*/
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router.get('/validate/:id', (req, res, _next) => {
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const data = readJsonFile(confirmationsPath);
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const id = req.params.id;
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// If id is found and the user is in time
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if (data[id] && Date.now() <= (data[id].timestamp + 3600000 /* one hour in milliseconds */)) {
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// send success result
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// res.json({result: {success: true, data: data[id].number}});
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res.render('validate-success', {number: data[id].number})
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// Delete the record
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delete data[id];
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writeJsonFile(confirmationsPath, data);
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} else {
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// Else if the id is found but the time is expired
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if (data[id] && Date.now() > (data[id].timestamp + 3600000)) {
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// send result
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//res.json({result: {success: false, data: 'expired'}});
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res.render('validate-error', {data: 'expired', number: data[id].number });
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// delete the record
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delete data[id];
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writeJsonFile(confirmationsPath, data);
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// If the id is not found
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} else {
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//res.json({result: {success: false, data: 'ID not found'}});
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res.render('validate-error', {data: 'not found'});
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}
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}
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});
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module.exports = router;
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