feat(privat/CV): sync to latest upstream (cv-upstream/main, 30f9608b)

2026-07-07 15:20:55 +02:00
parent 8ac664d33d
commit a4efabbc60
417 changed files with 48564 additions and 712 deletions
@@ -0,0 +1,55 @@
+import { Router } from 'express'
+import { readFileSync, writeFileSync, existsSync } from 'fs'
+import { join, dirname } from 'path'
+import { fileURLToPath } from 'url'
+import { resourceLimiter } from '../middleware/rateLimiter.js'
+import { antiSpam } from '../middleware/antiSpam.js'
+
+const __dirname = dirname(fileURLToPath(import.meta.url))
+const LEADS_FILE = join(__dirname, '..', 'data', 'leads.json')
+
+// Only alphanumeric + hyphen resource IDs are allowed. This prevents path
+// traversal (e.g. "../../etc/passwd") when building the download URL.
+const RESOURCE_ID_PATTERN = /^[a-z0-9]+(-[a-z0-9]+)*$/
+
+function loadLeads() {
+  if (!existsSync(LEADS_FILE)) return []
+  try { return JSON.parse(readFileSync(LEADS_FILE, 'utf-8')) }
+  catch { return [] }
+}
+
+function saveLeads(leads) {
+  writeFileSync(LEADS_FILE, JSON.stringify(leads, null, 2), 'utf-8')
+}
+
+const router = Router()
+
+router.post('/', resourceLimiter, antiSpam, (req, res) => {
+  const { name, email, company, resource_id } = req.body
+  const errors = {}
+  if (!name || name.trim().length === 0) errors.name = 'Name ist erforderlich.'
+  if (name && name.length > 100) errors.name = 'Max. 100 Zeichen.'
+  if (!email || !/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(email)) errors.email = 'Gültige E-Mail erforderlich.'
+  if (!company || company.trim().length === 0) errors.company = 'Unternehmen ist erforderlich.'
+  if (company && company.length > 150) errors.company = 'Max. 150 Zeichen.'
+  if (!resource_id || !RESOURCE_ID_PATTERN.test(resource_id)) errors.resource_id = 'Ungültige Resource-ID.'
+
+  if (Object.keys(errors).length > 0) {
+    return res.status(400).json({ errors })
+  }
+
+  const leads = loadLeads()
+  leads.push({
+    name,
+    email,
+    company,
+    resource_id,
+    timestamp: new Date().toISOString(),
+  })
+  saveLeads(leads)
+
+  // Return download URL (resource files are in public/resources/)
+  res.json({ ok: true, download_url: `/resources/${resource_id}.pdf` })
+})
+
+export default router