add cwp7CheckLimit

clientarea.tpl

@@ -424,7 +424,7 @@
                             </table>
                           {/foreach}
                         {/if}
-                        <a href="{$systemurl}clientarea.php?action=productdetails&id={$serviceid}&modop=custom&a=newDomain" class="btn btn-primary" style="margin-top:20px;">
+                        <a href="{$systemurl}clientarea.php?action=productdetails&id={$serviceid}&modop=custom&a=newDomain" class="btn btn-primary" style="margin-top:20px;" disabled="disabled">
                           <i class="fas fa-plus fa-fw"></i> Neue Domain
                         </a>
                       </div>

cwp7.php

@@ -624,6 +624,9 @@ function cwp7_addSubdomain($params) {
 	if($_POST['s'] == 'www') {
 		return 'Error: default Subdomain www wurde bereits automatisch erstellt' ;
 	}
+	if(cwp7CheckLimit($params, 'subdomain')) {
+		return 'Error: subdomain limit exceeded';
+	}
 	$vars['user'] = $params['username'];
 	$vars['name'] = $_POST['s'] . '.' . $_POST['d'];
 	$vars['type'] = 'subdomain';