83 строки
2.4 KiB
JavaScript
83 строки
2.4 KiB
JavaScript
"use strict";
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const path = require("path");
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const AppConstants = require("./app-constants");
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const nodemailer = require("nodemailer");
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const hbs = require("nodemailer-express-handlebars");
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const hbsOptions = {
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viewEngine: {
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extname: ".hbs",
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layoutsDir: __dirname + path.sep + path.join("views", "layouts"),
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defaultLayout: "email",
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partialsDir: __dirname + path.sep + path.join("views", "partials"),
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},
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viewPath: __dirname + path.sep + path.join("views", "email"),
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extName: ".hbs",
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};
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// The SMTP transport object. This is initialized to a nodemailer transport
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// object while reading SMTP credentials, or to a dummy function in debug mode.
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let gTransporter;
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const EmailUtils = {
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async init(smtpUrl = AppConstants.SMTP_URL) {
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// Allow a debug mode that will log JSON instead of sending emails.
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if (!smtpUrl) {
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console.info("smtpUrl is empty, EmailUtils will log a JSON response instead of sending emails.");
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gTransporter = nodemailer.createTransport({jsonTransport: true});
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return Promise.resolve(true);
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}
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gTransporter = nodemailer.createTransport(smtpUrl);
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const gTransporterVerification = await gTransporter.verify();
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return Promise.resolve(gTransporterVerification);
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},
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sendEmail(aRecipient, aSubject, aTemplate, aContext) {
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if (!gTransporter) {
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return Promise.reject("SMTP transport not initialized");
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}
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return new Promise((resolve, reject) => {
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gTransporter.use("compile", hbs(hbsOptions));
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const emailFrom = AppConstants.EMAIL_FROM;
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const mailOptions = {
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from: emailFrom,
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to: aRecipient,
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subject: aSubject,
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template: aTemplate,
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context: aContext,
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headers: {
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"x-ses-configuration-set": AppConstants.SES_CONFIG_SET,
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},
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};
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gTransporter.sendMail(mailOptions, (error, info) => {
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if (error) {
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reject(error);
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return;
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}
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if (gTransporter.transporter.name === "JSONTransport") {
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console.log(info.message.toString());
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}
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resolve(info);
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});
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});
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},
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verifyUrl (subscriber) {
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return `${AppConstants.SERVER_URL}/user/verify?token=${encodeURIComponent(subscriber.verification_token)}`;
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},
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unsubscribeUrl (subscriber) {
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return `${AppConstants.SERVER_URL}/user/unsubscribe?token=${encodeURIComponent(subscriber.verification_token)}&hash=${encodeURIComponent(subscriber.sha1)}`;
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},
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};
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module.exports = EmailUtils;
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