Backend half

2025-07-11 19:56:28 +02:00
parent fa868e7c1d
commit 8600fa7c1d
19426 changed files with 3750448 additions and 8108 deletions
@@ -0,0 +1,13 @@
+const VALID_HOST_LABEL_REGEX = new RegExp(`^(?!.*-$)(?!-)[a-zA-Z0-9-]{1,63}$`);
+export const isValidHostLabel = (value, allowSubDomains = false) => {
+    if (!allowSubDomains) {
+        return VALID_HOST_LABEL_REGEX.test(value);
+    }
+    const labels = value.split(".");
+    for (const label of labels) {
+        if (!isValidHostLabel(label)) {
+            return false;
+        }
+    }
+    return true;
+};