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kerimatilganandClaude Opus 4.7 4303b00b9b Major refactor: auth, bug fixes, security hardening, modular routes
Bug fixes
- Sync database.js schema with actual production DB (tarifoptionen
  shape was wrong; new installs would have broken).
- Fix SQL syntax error `SELECT to.*` (reserved keyword) in single-
  schaltung provision endpoint, plus the dead fallback hierarchy
  that selected columns that were never in the query.
- Fix PUT /api/tarifoptionen/:id writing to non-existent column
  provision_betrag (should be provision_euro).
- Fix race condition in PUT /api/schaltungen/:id where forEach with
  async db.run inside a transaction could send duplicate responses.
- Delete dokumente rows explicitly before deleting schaltung
  (existing DBs lack ON DELETE CASCADE on dokumente FK).
- Replace hardcoded basisBetrag=100 for percent rules; basis is now
  configurable per rule via the new basis_euro column.

Security
- Multi-user authentication: users table, bcryptjs, express-session
  with SQLite store, login/logout/me/setup/change-password endpoints.
- Auth gate on all /api/* except /api/auth/*.
- CLI to create users: npm run create-user -- <user> <pass> [--admin].
- helmet for security headers.
- CORS restricted to ALLOWED_ORIGINS env (default same-origin).
- Rate limits: 300/min global, 20/15min on login.
- Path-traversal validation on document download/delete.
- XSS hardening in frontend: escapeHtml helper applied to all
  DB-derived innerHTML interpolations; inline onclick handlers that
  embedded user-controlled strings replaced with data-* attrs +
  addEventListener.

Architecture
- Provision calculation centralised in provisionService.js as the
  single source of truth (was duplicated and inconsistent).
- server.js cut from 2138 to ~140 lines; routes split into per-
  resource modules under routes/.
- Promise wrapper db.js for sqlite3 callbacks; async/await in routes.
- middleware/ for auth and async error handling.

Tests
- 14 unit tests for provisionService covering fallback hierarchy,
  percent calculation, tarifoptionen, hardware logic, employee
  commission. All green.

Config
- dotenv loads .env.local at startup (gitignored).
- .gitignore extended for sessions.db and .env*.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-14 21:43:19 +02:00

45 lines
1.2 KiB
JavaScript

// Promise wrappers around sqlite3's callback API. Routes use these instead of raw callbacks.
const { getDatabase } = require('./database');
function all(sql, params = []) {
return new Promise((resolve, reject) => {
getDatabase().all(sql, params, (err, rows) => {
if (err) reject(err);
else resolve(rows);
});
});
}
function get(sql, params = []) {
return new Promise((resolve, reject) => {
getDatabase().get(sql, params, (err, row) => {
if (err) reject(err);
else resolve(row);
});
});
}
function run(sql, params = []) {
return new Promise((resolve, reject) => {
getDatabase().run(sql, params, function (err) {
if (err) reject(err);
else resolve({ lastID: this.lastID, changes: this.changes });
});
});
}
// Executes work() inside BEGIN/COMMIT. Rolls back if work() throws.
async function transaction(work) {
await run('BEGIN');
try {
const result = await work();
await run('COMMIT');
return result;
} catch (err) {
try { await run('ROLLBACK'); } catch (_) { /* swallow */ }
throw err;
}
}
module.exports = { all, get, run, transaction };