Portage complet PHP/Bash vers Node.js (Fastify + worker_threads)

lib/titleFilter.js

@@ -0,0 +1,29 @@
+// Replicates the PHP search.php title normalization:
+//   - replace ligatures and superscripts
+//   - strip everything that is not Latin or 0-9
+//   - lowercase
+
+const TITLE_SEARCHES = ['œ', 'Œ', 'æ', 'Æ', 'é', 'è', '²', '³', '⁴'];
+const TITLE_REPLACES = ['oe', 'Oe', 'ae', 'Ae', 'é', 'è', '2', '3', '4'];
+
+const FILTER_RE = /[^\p{Script=Latin}0-9]+/gu;
+
+export function translit(s) {
+  if (!s) return '';
+  let out = s;
+  for (let i = 0; i < TITLE_SEARCHES.length; i++) {
+    out = out.split(TITLE_SEARCHES[i]).join(TITLE_REPLACES[i]);
+  }
+  return out;
+}
+
+export function filterTitle(s) {
+  if (!s) return '';
+  return translit(s).replace(FILTER_RE, '');
+}
+
+export function filterAndLower(s) {
+  return filterTitle(s).toLocaleLowerCase();
+}
+
+export { FILTER_RE };