Versie 0.2.0

server/db-export.mjs

@@ -0,0 +1,30 @@
+// Generated, do not edit. sha256:c5d56ec66e3cd8cb38447fbd3bde3d13f334c82cd570f61ee957f449d17935a3
+import { mkdtemp, rm, readFile } from 'node:fs/promises';
+import { tmpdir } from 'node:os';
+import { join } from 'node:path';
+import { run } from './db/conn.mjs';
+
+function bestandsnaam() {
+  const d = new Date();
+  const p = n => String(n).padStart(2, '0');
+  return `assetapp-${d.getFullYear()}${p(d.getMonth() + 1)}${p(d.getDate())}-${p(d.getHours())}${p(d.getMinutes())}.sqlite`;
+}
+
+export async function exportDatabase(res) {
+  const dir = await mkdtemp(join(tmpdir(), 'assetapp-export-'));
+  const uit = join(dir, 'export.sqlite');
+  try {
+    run(`VACUUM INTO '${uit.replace(/'/g, "''")}'`, []);
+    const bytes = await readFile(uit);
+    res.writeHead(200, {
+      'Content-Type': 'application/vnd.sqlite3',
+      'Content-Disposition': `attachment; filename="${bestandsnaam()}"`,
+      'Content-Length': bytes.length,
+      'Cache-Control': 'no-store',
+      'X-Content-Type-Options': 'nosniff',
+    });
+    res.end(bytes);
+  } finally {
+    await rm(dir, { recursive: true, force: true });
+  }
+}