Do not apply server side sorting for paged search requests

Revert this prior start working on #10147

refs #10147

library/Icinga/Protocol/Ldap/LdapConnection.php

@@ -808,7 +808,7 @@ class LdapConnection implements Selectable, Inspectable
 
         $ds = $this->getConnection();
 
-        $serverSorting = $this->getCapabilities()->hasOid(LdapCapabilities::LDAP_SERVER_SORT_OID);
+        $serverSorting = false;//$this->getCapabilities()->hasOid(LdapCapabilities::LDAP_SERVER_SORT_OID);
         if (! $serverSorting && $query->hasOrder()) {
             foreach ($query->getOrder() as $rule) {
                 if (! in_array($rule[0], $fields)) {

library/Icinga/Protocol/Ldap/LdapQuery.php

@@ -48,7 +48,7 @@ class LdapQuery extends SimpleQuery
     protected function init()
     {
         $this->filters = array();
-        $this->usePagedResults = true;
+        $this->usePagedResults = false;
     }
 
     /**

modules/setup/application/forms/AdminAccountPage.php

@@ -291,11 +291,15 @@ class AdminAccountPage extends Form
     protected function fetchUsers()
     {
         try {
-            return $this
+            $query = $this
                 ->createUserBackend()
                 ->select(array('user_name'))
-                ->order('user_name', 'asc', true)
-                ->fetchColumn();
+                ->order('user_name', 'asc', true);
+            if (in_array($this->backendConfig['backend'], array('ldap', 'msldap'))) {
+                $query->getQuery()->setUsePagedResults();
+            }
+
+            return $query->fetchColumn();
         } catch (Exception $_) {
             // No need to handle anything special here. Error means no users found.
             return array();
@@ -346,10 +350,14 @@ class AdminAccountPage extends Form
     protected function fetchGroups()
     {
         try {
-            return $this
+            $query = $this
                 ->createUserGroupBackend()
-                ->select(array('group_name'))
-                ->fetchColumn();
+                ->select(array('group_name'));
+            if (in_array($this->backendConfig['backend'], array('ldap', 'msldap'))) {
+                $query->getQuery()->setUsePagedResults();
+            }
+
+            return $query->fetchColumn();
         } catch (Exception $_) {
             // No need to handle anything special here. Error means no groups found.
             return array();