Release v2.11.1

src/data/mailer.js

@@ -0,0 +1,43 @@
+// SMTP delivery for account notifications.
+
+const nodemailer = require('nodemailer');
+
+function getSmtpConfig(settings) {
+  return {
+    enabled: Boolean(settings['email.smtp_enabled']),
+    host: String(settings['email.smtp_host'] || '').trim(),
+    port: Number(settings['email.smtp_port']) || 587,
+    security: String(settings['email.smtp_security'] || 'starttls'),
+    username: String(settings['email.smtp_username'] || '').trim(),
+    password: String(settings['email.smtp_password'] || ''),
+    fromAddress: String(settings['email.from_address'] || '').trim(),
+    fromName: String(settings['email.from_name'] || '').trim()
+  };
+}
+
+function createMailTransport(settings) {
+  const config = getSmtpConfig(settings);
+  if (!config.enabled || !config.host || !config.fromAddress) {
+    return null;
+  }
+  return nodemailer.createTransport({
+    host: config.host,
+    port: config.port,
+    secure: config.security === 'tls',
+    requireTLS: config.security === 'starttls',
+    auth: config.username ? { user: config.username, pass: config.password } : undefined
+  });
+}
+
+async function sendAccountEmail(settings, message) {
+  const transport = createMailTransport(settings);
+  if (!transport) {
+    throw new Error('Email delivery is not configured.');
+  }
+  const config = getSmtpConfig(settings);
+  return transport.sendMail(Object.assign({}, message, {
+    from: config.fromName ? '"' + config.fromName.replace(/"/g, '') + '" <' + config.fromAddress + '>' : config.fromAddress,
+  }));
+}
+
+module.exports = { getSmtpConfig, createMailTransport, sendAccountEmail };