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Umlaut-Fix: zentrale Transliteration (ae/oe/ue/ss) fuer E-Mails, UPN und sAMAccountName + Release v10

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Kühn
2026-09-16 11:27:03 +02:00
parent b369ac955b
commit 1c28917bb5
6 changed files with 121 additions and 40 deletions
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16
backend/ldapOperations.js
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@@ -1,4 +1,5 @@
const { Client, Attribute, Change } = require('ldapts');
const { transliterateUmlauts, toSamAccountName } = require('./umlauts');
/**
* LDAP Operations Module (ldapts)
@@ -133,12 +134,10 @@ function escapeLDAPDN(str) {
/**
* Replace German umlauts and ß for sAMAccountName compatibility.
* (Delegiert an zentrale umlauts.js — Logik dort gepflegt.)
*/
function replaceUmlauts(str) {
return str
.replace(/ä/g, 'ae').replace(/ö/g, 'oe').replace(/ü/g, 'ue')
.replace(/Ä/g, 'Ae').replace(/Ö/g, 'Oe').replace(/Ü/g, 'Ue')
.replace(/ß/g, 'ss');
return transliterateUmlauts(str);
}
/**
@@ -166,14 +165,15 @@ async function createADUser({ ou, vorname, nachname, email, username, password,
const escapedCN = escapeLDAPDN(cnValue);
const dn = 'CN=' + escapedCN + ',' + ou;
// Build UPN
// Build UPN — FIX: Username umlautfrei normalisieren (ä→ae etc.),
// damit kein ungültiger UPN wie müller@... entsteht.
const upnSuffix = LDAP_UPN_SUFFIX || LDAP_BIND_USER.split('@')[1] || LDAP_DOMAIN.toLowerCase() + '.intra';
const userPrincipalName = username + '@' + upnSuffix;
const userPrincipalName = toSamAccountName(username) + '@' + upnSuffix;
// sAMAccountName: max 20 chars
let sAMAccountName = username;
let sAMAccountName = toSamAccountName(username);
if (vorname && nachname) {
sAMAccountName = replaceUmlauts(nachname + vorname.charAt(0)).replace(/[^a-zA-Z0-9]/g, '');
sAMAccountName = toSamAccountName(nachname + vorname.charAt(0));
}
sAMAccountName = sAMAccountName.substring(0, 20);