fix: prevent $ interpolation in renderTemplate replacement

2026-07-12 13:04:58 +08:00
parent de1bca9d8a
commit 29356bd530
1 changed files with 3 additions and 2 deletions
--- a/backend/mailer.js
+++ b/backend/mailer.js
@@ -35,8 +35,9 @@ function renderTemplate(template, vars) {
  let { subject, body } = template;
  for (const [k, v] of Object.entries(vars)) {
    const re = new RegExp(`\\{\\{${k}\\}\\}`, 'g');
-    subject = subject.replace(re, v || '');
-    body = body.replace(re, v || '');
+    const val = String(v ?? '');
+    subject = subject.replace(re, () => val);
+    body = body.replace(re, () => val);
  }
  return { subject, body };
 }