first commit

2026-05-01 19:31:44 +02:00
commit edf0441035
19 changed files with 1385 additions and 0 deletions
@@ -0,0 +1,118 @@
+const nodemailer = require('nodemailer');
+const https = require('https');
+
+const APP_BASE_URL = process.env.APP_BASE_URL || `http://localhost:${process.env.PORT || 3000}`;
+const DISCORD_WEBHOOK_URL = process.env.DISCORD_WEBHOOK_URL || '';
+
+function buildTransport() {
+  const host = process.env.SMTP_HOST;
+  const port = process.env.SMTP_PORT ? Number(process.env.SMTP_PORT) : undefined;
+  const user = process.env.SMTP_USER;
+  const pass = process.env.SMTP_PASS;
+  if (host && user && pass) {
+    return nodemailer.createTransport({
+      host,
+      port: port || 587,
+      secure: Boolean(process.env.SMTP_SECURE === '1' || process.env.SMTP_SECURE === 'true'),
+      auth: { user, pass },
+    });
+  }
+  return null; // fallback to console logging
+}
+
+const transporter = buildTransport();
+
+async function sendVerificationEmail(toEmail, token, name) {
+  const verifyUrl = `${APP_BASE_URL}/verify/${token}`;
+  const from = process.env.SMTP_FROM || 'no-reply@ticketsupport.local';
+  const subject = 'Verify your email address';
+  const text = `Hi${name ? ' ' + name : ''},\n\nPlease verify your email to activate your account.\n\nVerify link: ${verifyUrl}\n\nIf you did not create an account, you can ignore this email.`;
+  const html = `
+    <p>Hi${name ? ' ' + escapeHtml(name) : ''},</p>
+    <p>Please verify your email to activate your account.</p>
+    <p><a href="${verifyUrl}">Verify your email</a></p>
+    <p>If the button above does not work, copy and paste this URL into your browser:</p>
+    <p><code>${verifyUrl}</code></p>
+    <hr/>
+    <p>If you did not create an account, you can ignore this email.</p>
+  `;
+
+  if (transporter) {
+    await transporter.sendMail({ from, to: toEmail, subject, text, html });
+    return; // Prefer SMTP when configured
+  }
+  if (DISCORD_WEBHOOK_URL) {
+    try {
+      await sendToDiscordWebhook(DISCORD_WEBHOOK_URL, {
+        verifyUrl,
+        toEmail,
+        name,
+      });
+      return;
+    } catch (e) {
+      console.error('Failed to send verification to Discord webhook:', e.message);
+    }
+  }
+  // Final fallback: log the link to the server console
+  console.log('[Email Verification] No SMTP/Discord configured. Share this link with the user:', verifyUrl);
+}
+
+function escapeHtml(str) {
+  return String(str)
+    .replace(/&/g, '&amp;')
+    .replace(/</g, '&lt;')
+    .replace(/>/g, '&gt;')
+    .replace(/"/g, '&quot;')
+    .replace(/'/g, '&#039;');
+}
+
+async function sendToDiscordWebhook(webhookUrl, details) {
+  const { verifyUrl, toEmail, name } = details || {};
+  const payload = {
+    username: 'TicketSupport',
+    avatar_url: 'https://raw.githubusercontent.com/twitter/twemoji/master/assets/72x72/2709.png',
+    content: `Email verification${toEmail ? ` for ${toEmail}` : ''}`,
+    embeds: [
+      {
+        title: 'Verify your email',
+        description: `[Click here to verify](${verifyUrl})`,
+        color: 0x5865f2,
+        fields: [
+          toEmail ? { name: 'Email', value: String(toEmail), inline: true } : undefined,
+          name ? { name: 'Name', value: String(name), inline: true } : undefined,
+          { name: 'Link', value: verifyUrl },
+        ].filter(Boolean),
+        timestamp: new Date().toISOString(),
+      },
+    ],
+  };
+
+  const data = JSON.stringify(payload);
+  const u = new URL(webhookUrl);
+  const options = {
+    method: 'POST',
+    hostname: u.hostname,
+    path: `${u.pathname}${u.search || ''}`,
+    headers: {
+      'Content-Type': 'application/json',
+      'Content-Length': Buffer.byteLength(data),
+    },
+  };
+
+  await new Promise((resolve, reject) => {
+    const req = https.request(options, (res) => {
+      // Drain response to free memory
+      let body = '';
+      res.on('data', (chunk) => (body += chunk));
+      res.on('end', () => {
+        if (res.statusCode && res.statusCode >= 200 && res.statusCode < 300) return resolve();
+        return reject(new Error(`HTTP ${res.statusCode}: ${body}`));
+      });
+    });
+    req.on('error', reject);
+    req.write(data);
+    req.end();
+  });
+}
+
+module.exports = { sendVerificationEmail, APP_BASE_URL };