register from dashboard (background functionality)

src/main/resources/templates/registration/registration.html

@@ -86,7 +86,7 @@
 									<textarea class="form-control" placeholder="Sonstiges" th:field="*{comment}"></textarea>
 								</div>
 							</div>
-							<div class="row">
+							<div class="row" th:if="${#strings.isEmpty(currentUser)}">
 								<div class="col-sm-12 rowdist">
 									<div class="form-check" title="Die Anmeldedaten können in den Kontoeinstellungen bearbeitet und für die nächsten Freizeitanmeldungen verwendet werden.">
 										<input id="save" type="checkbox" class="form-check-input" th:field="*{registerInKeycloak}" onchange="$('#createlogin').toggle();" /> <label class="form-check-label" for="save">Anmeldedaten
@@ -94,7 +94,7 @@
 									</div>
 								</div>
 							</div>
-							<div id="createlogin" class="row">
+							<div id="createlogin" class="row" th:if="${#strings.isEmpty(currentUser)}">
 								<div class="col-sm-6 rowdist">
 									<span class="error"	th:each="error : ${#fields.errors('login')}">[[${error}]]<br /></span>
 									<input type="text" placeholder="Login" th:field="*{login}" th:class="${#fields.hasErrors('login') ? 'inputerror' : 'form-control'}" />